From 2ae2ef511b77c707e68cf9deb1d6c9f8ee7ea3b1 Mon Sep 17 00:00:00 2001
From: lindsay <lindsay.kay@xeolabs.com>
Date: Mon, 26 Aug 2024 17:12:04 +0200
Subject: [PATCH] Rebuild

---
 dist/xeokit-sdk.cjs.js     | 223 +++++++++++--------------------------
 dist/xeokit-sdk.es.js      | 223 +++++++++++--------------------------
 dist/xeokit-sdk.es5.js     | 112 +++++++++----------
 dist/xeokit-sdk.min.cjs.js |   4 +-
 dist/xeokit-sdk.min.es.js  |   6 +-
 dist/xeokit-sdk.min.es5.js |   4 +-
 6 files changed, 191 insertions(+), 381 deletions(-)

diff --git a/dist/xeokit-sdk.cjs.js b/dist/xeokit-sdk.cjs.js
index 3edf4c6cb..293c5f33f 100644
--- a/dist/xeokit-sdk.cjs.js
+++ b/dist/xeokit-sdk.cjs.js
@@ -682,21 +682,27 @@ class ContextMenu {
                         if (itemSubMenu) {
 
                             html.push(
-                                '<li id="' + item.id + '" class="xeokit-context-menu-item" style="' +
-                                ((groupIdx === groupLen - 1) || ((j < lenj - 1)) ? 'border-bottom: 0' : 'border-bottom: 1px solid black') +
-                                '">' +
+                                '<li id="' + item.id + '" class="xeokit-context-menu-item">' +
                                 actionTitle +
                                 ' [MORE]' +
                                 '</li>');
+                            if (!((groupIdx === groupLen - 1) || (j < lenj - 1))) {
+                                html.push(
+                                    '<li id="' + item.id + '" class="xeokit-context-menu-item-seperator"></li>'
+                                );
+                            }
 
                         } else {
 
                             html.push(
-                                '<li id="' + item.id + '" class="xeokit-context-menu-item" style="' +
-                                ((groupIdx === groupLen - 1) || ((j < lenj - 1)) ? 'border-bottom: 0' : 'border-bottom: 1px solid black') +
-                                '">' +
+                                '<li id="' + item.id + '" class="xeokit-context-menu-item">' +
                                 actionTitle +
                                 '</li>');
+                            if (!((groupIdx === groupLen - 1) || (j < lenj - 1))) {
+                                html.push(
+                                    '<li id="' + item.id + '" class="xeokit-context-menu-item-seperator"></li>'
+                                );
+                            }
                         }
                     }
                 }
@@ -894,14 +900,13 @@ class ContextMenu {
             const shown = getShown(this._context);
             item.shown = shown;
             if (!shown) {
-                itemElement.style.visibility = "hidden";
-                itemElement.style.height = "0";
-                itemElement.style.padding = "0";
+                itemElement.classList.remove("xeokit-context-menu-item-visible");
+                itemElement.classList.add("xeokit-context-menu-item-hidden");
                 continue;
             } else {
-                itemElement.style.visibility = "visible";
-                itemElement.style.height = "auto";
-                itemElement.style.padding = null;
+                itemElement.classList.remove("ceokit-context-menu-item-hidden");
+                itemElement.classList.add("xeokit-context-menu-item-visible");
+
             }
             const enabled = getEnabled(this._context);
             item.enabled = enabled;
@@ -118140,172 +118145,74 @@ function loadDefaultScene(ctx) {
         error(ctx, "glTF has no default scene");
         return;
     }
-    loadScene(ctx, scene);
-}
 
-function loadScene(ctx, scene) {
     const nodes = scene.nodes;
     if (!nodes) {
         return;
     }
-    for (let i = 0, len = nodes.length; i < len; i++) {
-        const node = nodes[i];
-        countMeshUsage(ctx, node);
-    }
-    for (let i = 0, len = nodes.length; i < len && !ctx.nodesHaveNames; i++) {
-        const node = nodes[i];
-        if (testIfNodesHaveNames(node)) {
-            ctx.nodesHaveNames = true;
-        }
-    }
-    if (!ctx.nodesHaveNames) {
-        for (let i = 0, len = nodes.length; i < len; i++) {
-            const node = nodes[i];
-            parseNodesWithoutNames(ctx, node, 0, null);
-        }
-    } else {
-        for (let i = 0, len = nodes.length; i < len; i++) {
-            const node = nodes[i];
-            parseNodesWithNames(ctx, node, 0, null);
-        }
-    }
-}
 
-function countMeshUsage(ctx, node) {
-    const mesh = node.mesh;
-    if (mesh) {
-        mesh.instances = mesh.instances ? mesh.instances + 1 : 1;
-    }
-    if (node.children) {
-        const children = node.children;
-        for (let i = 0, len = children.length; i < len; i++) {
-            const childNode = children[i];
-            if (!childNode) {
-                error(ctx, "Node not found: " + i);
-                continue;
+    (function accumulateMeshInstantes(nodes) {
+        nodes.forEach(node => {
+            const mesh = node.mesh;
+            if (mesh) {
+                mesh.instances ||= 0;
+                mesh.instances += 1;
             }
-            countMeshUsage(ctx, childNode);
-        }
-    }
-}
-
-function testIfNodesHaveNames(node) {
-    if (node.name) {
-        return true;
-    }
-    if (node.children) {
-        const children = node.children;
-        for (let i = 0, len = children.length; i < len; i++) {
-            const childNode = children[i];
-            if (testIfNodesHaveNames(childNode)) {
-                return true;
+            if (node.children) {
+                accumulateMeshInstantes(node.children);
             }
-        }
-    }
-    return false;
-}
+        });
+    })(nodes);
 
-/**
- * Parses a glTF node hierarchy that is known to NOT contain "name" attributes on the nodes.
- * Create a SceneMesh for each mesh primitive, and a single SceneObject.
- */
-const parseNodesWithoutNames = (function () {
-    const meshIds = [];
-    return function (ctx, node, depth, matrix, parentNode) {
-        matrix = parseNodeMatrix(node, matrix);
-        if (node.mesh) {
-            parseNodeMesh(node, ctx, matrix, meshIds);
-        }
-        if (node.children) {
-            const children = node.children;
-            for (let i = 0, len = children.length; i < len; i++) {
-                const childNode = children[i];
-                parseNodesWithoutNames(ctx, childNode, depth + 1, matrix, node);
-            }
-        }
-        if (depth === 0) {
-            let entityId = "entity-" + ctx.nextId++;
-            if (meshIds && meshIds.length > 0) {
-                ctx.sceneModel.createEntity({
-                    id: entityId,
-                    meshIds,
-                    isObject: true
-                });
-                if (ctx.autoMetaModel) {
-                    ctx.metaObjects.push({
-                        id: entityId,
-                        type: "Default",
-                        name: entityId,
-                        parent: ctx.sceneModel.id
-                    });
+    // Create a SceneMesh for each mesh primitive, and a SceneModelEntity for the root node and each named node.
+    const meshIdsStack = [];
+    let meshIds = null;
+    (function createSceneMeshesAndEntities(nodes, depth, parentMatrix) {
+        nodes.forEach(node => {
+            const nodeName = node.name;
+            let entityId = (((nodeName !== undefined) && (nodeName !== null) && nodeName)
+                            ||
+                            ((depth === 0) && ("entity-" + ctx.nextId++)));
+
+            if (entityId) {
+                while (ctx.sceneModel.objects[entityId]) {
+                    entityId = "entity-" + ctx.nextId++;
                 }
-                meshIds.length = 0;
+                meshIdsStack.push(meshIds);
+                meshIds = [];
             }
-        }
-    }
-})();
-
-const parseNodesWithNames = (function () {
-
-    const objectIdStack = [];
-    const meshIdsStack = [];
-    let meshIds = [];
 
-    return function (ctx, node, depth, matrix) {
-        matrix = parseNodeMatrix(node, matrix);
-        if (meshIds && node.mesh) {
-            parseNodeMesh(node, ctx, matrix, meshIds);
-        }
+            const matrix = parseNodeMatrix(node, parentMatrix);
 
-        if (node.name) {
-            meshIds = [];
-            let entityId = node.name;
-            if (!!entityId && ctx.sceneModel.objects[entityId]) ;
-            while (!entityId || ctx.sceneModel.objects[entityId]) {
-                entityId = "entity-" + ctx.nextId++;
+            if (node.mesh) {
+                parseNodeMesh(node, ctx, matrix, meshIds);
             }
-            objectIdStack.push(entityId);
-            meshIdsStack.push(meshIds);
-        }
 
-        if (node.children) {
-            const children = node.children;
-            for (let i = 0, len = children.length; i < len; i++) {
-                const childNode = children[i];
-                parseNodesWithNames(ctx, childNode, depth + 1, matrix);
+            if (node.children) {
+                createSceneMeshesAndEntities(node.children, depth + 1, matrix);
             }
-        }
-
-        // Post-order visit scene node
 
-        const nodeName = node.name;
-        if ((nodeName !== undefined && nodeName !== null) || depth === 0) {
-            let entityId = objectIdStack.pop();
-            if (!entityId) { // For when there are no nodes with names
-                entityId = "entity-" + ctx.nextId++;
-            }
-            let entityMeshIds = meshIdsStack.pop();
-            if (meshIds && meshIds.length > 0) {
-                ctx.sceneModel.createEntity({
-                    id: entityId,
-                    meshIds: entityMeshIds,
-                    isObject: true
-                });
-                if (ctx.autoMetaModel) {
-                    ctx.metaObjects.push({
+            if (entityId) {
+                if (meshIds.length > 0) {
+                    ctx.sceneModel.createEntity({
                         id: entityId,
-                        type: "Default",
-                        name: entityId,
-                        parent: ctx.sceneModel.id
+                        meshIds: meshIds,
+                        isObject: true
                     });
+                    if (ctx.autoMetaModel) {
+                        ctx.metaObjects.push({
+                            id: entityId,
+                            type: "Default",
+                            name: entityId,
+                            parent: ctx.sceneModel.id
+                        });
+                    }
                 }
+                meshIds = meshIdsStack.pop();
             }
-            meshIds = meshIdsStack.length > 0 ? meshIdsStack[meshIdsStack.length - 1] : null;
-        }
-    };
-})();
-
-
+        });
+    })(nodes, 0, null);
+}
 /**
  * Parses transform at the given glTF node.
  *
@@ -140075,7 +139982,7 @@ class DotBIMLoaderPlugin extends Plugin {
                             id: `${dbMeshId}-${faceColor}`,
                             primitive: "triangles",
                             positions: trianglesCoordinates,
-                            indices: [...Array(trianglesCoordinates.length).keys()]
+                            indices: [...Array(trianglesCoordinates.length / 3).keys()]
                         });
                         const meshId = `${objectId}-mesh-${faceColor}`;
                         const faceColorArray = faceColor.split(',').map(Number);
diff --git a/dist/xeokit-sdk.es.js b/dist/xeokit-sdk.es.js
index dd7f86d97..936b0c64f 100644
--- a/dist/xeokit-sdk.es.js
+++ b/dist/xeokit-sdk.es.js
@@ -678,21 +678,27 @@ class ContextMenu {
                         if (itemSubMenu) {
 
                             html.push(
-                                '<li id="' + item.id + '" class="xeokit-context-menu-item" style="' +
-                                ((groupIdx === groupLen - 1) || ((j < lenj - 1)) ? 'border-bottom: 0' : 'border-bottom: 1px solid black') +
-                                '">' +
+                                '<li id="' + item.id + '" class="xeokit-context-menu-item">' +
                                 actionTitle +
                                 ' [MORE]' +
                                 '</li>');
+                            if (!((groupIdx === groupLen - 1) || (j < lenj - 1))) {
+                                html.push(
+                                    '<li id="' + item.id + '" class="xeokit-context-menu-item-seperator"></li>'
+                                );
+                            }
 
                         } else {
 
                             html.push(
-                                '<li id="' + item.id + '" class="xeokit-context-menu-item" style="' +
-                                ((groupIdx === groupLen - 1) || ((j < lenj - 1)) ? 'border-bottom: 0' : 'border-bottom: 1px solid black') +
-                                '">' +
+                                '<li id="' + item.id + '" class="xeokit-context-menu-item">' +
                                 actionTitle +
                                 '</li>');
+                            if (!((groupIdx === groupLen - 1) || (j < lenj - 1))) {
+                                html.push(
+                                    '<li id="' + item.id + '" class="xeokit-context-menu-item-seperator"></li>'
+                                );
+                            }
                         }
                     }
                 }
@@ -890,14 +896,13 @@ class ContextMenu {
             const shown = getShown(this._context);
             item.shown = shown;
             if (!shown) {
-                itemElement.style.visibility = "hidden";
-                itemElement.style.height = "0";
-                itemElement.style.padding = "0";
+                itemElement.classList.remove("xeokit-context-menu-item-visible");
+                itemElement.classList.add("xeokit-context-menu-item-hidden");
                 continue;
             } else {
-                itemElement.style.visibility = "visible";
-                itemElement.style.height = "auto";
-                itemElement.style.padding = null;
+                itemElement.classList.remove("ceokit-context-menu-item-hidden");
+                itemElement.classList.add("xeokit-context-menu-item-visible");
+
             }
             const enabled = getEnabled(this._context);
             item.enabled = enabled;
@@ -118136,172 +118141,74 @@ function loadDefaultScene(ctx) {
         error(ctx, "glTF has no default scene");
         return;
     }
-    loadScene(ctx, scene);
-}
 
-function loadScene(ctx, scene) {
     const nodes = scene.nodes;
     if (!nodes) {
         return;
     }
-    for (let i = 0, len = nodes.length; i < len; i++) {
-        const node = nodes[i];
-        countMeshUsage(ctx, node);
-    }
-    for (let i = 0, len = nodes.length; i < len && !ctx.nodesHaveNames; i++) {
-        const node = nodes[i];
-        if (testIfNodesHaveNames(node)) {
-            ctx.nodesHaveNames = true;
-        }
-    }
-    if (!ctx.nodesHaveNames) {
-        for (let i = 0, len = nodes.length; i < len; i++) {
-            const node = nodes[i];
-            parseNodesWithoutNames(ctx, node, 0, null);
-        }
-    } else {
-        for (let i = 0, len = nodes.length; i < len; i++) {
-            const node = nodes[i];
-            parseNodesWithNames(ctx, node, 0, null);
-        }
-    }
-}
 
-function countMeshUsage(ctx, node) {
-    const mesh = node.mesh;
-    if (mesh) {
-        mesh.instances = mesh.instances ? mesh.instances + 1 : 1;
-    }
-    if (node.children) {
-        const children = node.children;
-        for (let i = 0, len = children.length; i < len; i++) {
-            const childNode = children[i];
-            if (!childNode) {
-                error(ctx, "Node not found: " + i);
-                continue;
+    (function accumulateMeshInstantes(nodes) {
+        nodes.forEach(node => {
+            const mesh = node.mesh;
+            if (mesh) {
+                mesh.instances ||= 0;
+                mesh.instances += 1;
             }
-            countMeshUsage(ctx, childNode);
-        }
-    }
-}
-
-function testIfNodesHaveNames(node) {
-    if (node.name) {
-        return true;
-    }
-    if (node.children) {
-        const children = node.children;
-        for (let i = 0, len = children.length; i < len; i++) {
-            const childNode = children[i];
-            if (testIfNodesHaveNames(childNode)) {
-                return true;
+            if (node.children) {
+                accumulateMeshInstantes(node.children);
             }
-        }
-    }
-    return false;
-}
+        });
+    })(nodes);
 
-/**
- * Parses a glTF node hierarchy that is known to NOT contain "name" attributes on the nodes.
- * Create a SceneMesh for each mesh primitive, and a single SceneObject.
- */
-const parseNodesWithoutNames = (function () {
-    const meshIds = [];
-    return function (ctx, node, depth, matrix, parentNode) {
-        matrix = parseNodeMatrix(node, matrix);
-        if (node.mesh) {
-            parseNodeMesh(node, ctx, matrix, meshIds);
-        }
-        if (node.children) {
-            const children = node.children;
-            for (let i = 0, len = children.length; i < len; i++) {
-                const childNode = children[i];
-                parseNodesWithoutNames(ctx, childNode, depth + 1, matrix, node);
-            }
-        }
-        if (depth === 0) {
-            let entityId = "entity-" + ctx.nextId++;
-            if (meshIds && meshIds.length > 0) {
-                ctx.sceneModel.createEntity({
-                    id: entityId,
-                    meshIds,
-                    isObject: true
-                });
-                if (ctx.autoMetaModel) {
-                    ctx.metaObjects.push({
-                        id: entityId,
-                        type: "Default",
-                        name: entityId,
-                        parent: ctx.sceneModel.id
-                    });
+    // Create a SceneMesh for each mesh primitive, and a SceneModelEntity for the root node and each named node.
+    const meshIdsStack = [];
+    let meshIds = null;
+    (function createSceneMeshesAndEntities(nodes, depth, parentMatrix) {
+        nodes.forEach(node => {
+            const nodeName = node.name;
+            let entityId = (((nodeName !== undefined) && (nodeName !== null) && nodeName)
+                            ||
+                            ((depth === 0) && ("entity-" + ctx.nextId++)));
+
+            if (entityId) {
+                while (ctx.sceneModel.objects[entityId]) {
+                    entityId = "entity-" + ctx.nextId++;
                 }
-                meshIds.length = 0;
+                meshIdsStack.push(meshIds);
+                meshIds = [];
             }
-        }
-    }
-})();
-
-const parseNodesWithNames = (function () {
-
-    const objectIdStack = [];
-    const meshIdsStack = [];
-    let meshIds = [];
 
-    return function (ctx, node, depth, matrix) {
-        matrix = parseNodeMatrix(node, matrix);
-        if (meshIds && node.mesh) {
-            parseNodeMesh(node, ctx, matrix, meshIds);
-        }
+            const matrix = parseNodeMatrix(node, parentMatrix);
 
-        if (node.name) {
-            meshIds = [];
-            let entityId = node.name;
-            if (!!entityId && ctx.sceneModel.objects[entityId]) ;
-            while (!entityId || ctx.sceneModel.objects[entityId]) {
-                entityId = "entity-" + ctx.nextId++;
+            if (node.mesh) {
+                parseNodeMesh(node, ctx, matrix, meshIds);
             }
-            objectIdStack.push(entityId);
-            meshIdsStack.push(meshIds);
-        }
 
-        if (node.children) {
-            const children = node.children;
-            for (let i = 0, len = children.length; i < len; i++) {
-                const childNode = children[i];
-                parseNodesWithNames(ctx, childNode, depth + 1, matrix);
+            if (node.children) {
+                createSceneMeshesAndEntities(node.children, depth + 1, matrix);
             }
-        }
-
-        // Post-order visit scene node
 
-        const nodeName = node.name;
-        if ((nodeName !== undefined && nodeName !== null) || depth === 0) {
-            let entityId = objectIdStack.pop();
-            if (!entityId) { // For when there are no nodes with names
-                entityId = "entity-" + ctx.nextId++;
-            }
-            let entityMeshIds = meshIdsStack.pop();
-            if (meshIds && meshIds.length > 0) {
-                ctx.sceneModel.createEntity({
-                    id: entityId,
-                    meshIds: entityMeshIds,
-                    isObject: true
-                });
-                if (ctx.autoMetaModel) {
-                    ctx.metaObjects.push({
+            if (entityId) {
+                if (meshIds.length > 0) {
+                    ctx.sceneModel.createEntity({
                         id: entityId,
-                        type: "Default",
-                        name: entityId,
-                        parent: ctx.sceneModel.id
+                        meshIds: meshIds,
+                        isObject: true
                     });
+                    if (ctx.autoMetaModel) {
+                        ctx.metaObjects.push({
+                            id: entityId,
+                            type: "Default",
+                            name: entityId,
+                            parent: ctx.sceneModel.id
+                        });
+                    }
                 }
+                meshIds = meshIdsStack.pop();
             }
-            meshIds = meshIdsStack.length > 0 ? meshIdsStack[meshIdsStack.length - 1] : null;
-        }
-    };
-})();
-
-
+        });
+    })(nodes, 0, null);
+}
 /**
  * Parses transform at the given glTF node.
  *
@@ -140071,7 +139978,7 @@ class DotBIMLoaderPlugin extends Plugin {
                             id: `${dbMeshId}-${faceColor}`,
                             primitive: "triangles",
                             positions: trianglesCoordinates,
-                            indices: [...Array(trianglesCoordinates.length).keys()]
+                            indices: [...Array(trianglesCoordinates.length / 3).keys()]
                         });
                         const meshId = `${objectId}-mesh-${faceColor}`;
                         const faceColorArray = faceColor.split(',').map(Number);
diff --git a/dist/xeokit-sdk.es5.js b/dist/xeokit-sdk.es5.js
index a5f818136..4da3a5f59 100644
--- a/dist/xeokit-sdk.es5.js
+++ b/dist/xeokit-sdk.es5.js
@@ -333,13 +333,13 @@ var visitItems=function visitItems(itemsCfg){var menuId=_this3._getNextId();var
 return"ContextMenu_"+this._id+"_"+this._nextId++;// Start ID with alpha chars to make a valid DOM element selector
 }},{key:"_createUI",value:function _createUI(){var _this4=this;// Builds DOM elements for the entire menu tree
 var visitMenu=function visitMenu(menu){_this4._createMenuUI(menu);var groups=menu.groups;for(var _i5=0,len=groups.length;_i5<len;_i5++){var group=groups[_i5];var groupItems=group.items;for(var j=0,lenj=groupItems.length;j<lenj;j++){var item=groupItems[j];var subMenu=item.subMenu;if(subMenu){visitMenu(subMenu);}}}};visitMenu(this._rootMenu);}},{key:"_createMenuUI",value:function _createMenuUI(menu){var _this5=this;// Builds DOM elements for a menu
-var groups=menu.groups;var html=[];html.push('<div class="xeokit-context-menu '+menu.id+'" style="z-index:300000; position: absolute;">');html.push('<ul>');if(groups){for(var _i6=0,len=groups.length;_i6<len;_i6++){var group=groups[_i6];var groupIdx=_i6;var groupLen=len;var groupItems=group.items;if(groupItems){for(var j=0,lenj=groupItems.length;j<lenj;j++){var item=groupItems[j];var itemSubMenu=item.subMenu;var actionTitle=item.title||"";if(itemSubMenu){html.push('<li id="'+item.id+'" class="xeokit-context-menu-item" style="'+(groupIdx===groupLen-1||j<lenj-1?'border-bottom: 0':'border-bottom: 1px solid black')+'">'+actionTitle+' [MORE]'+'</li>');}else{html.push('<li id="'+item.id+'" class="xeokit-context-menu-item" style="'+(groupIdx===groupLen-1||j<lenj-1?'border-bottom: 0':'border-bottom: 1px solid black')+'">'+actionTitle+'</li>');}}}}}html.push('</ul>');html.push('</div>');var htmlString=html.join("");document.body.insertAdjacentHTML('beforeend',htmlString);var menuElement=document.querySelector("."+menu.id);menu.menuElement=menuElement;menuElement.style["border-radius"]=4+"px";menuElement.style.display='none';menuElement.style["z-index"]=300000;menuElement.style.background="white";menuElement.style.border="1px solid black";menuElement.style["box-shadow"]="0 4px 5px 0 gray";menuElement.oncontextmenu=function(e){e.preventDefault();};// Bind event handlers
+var groups=menu.groups;var html=[];html.push('<div class="xeokit-context-menu '+menu.id+'" style="z-index:300000; position: absolute;">');html.push('<ul>');if(groups){for(var _i6=0,len=groups.length;_i6<len;_i6++){var group=groups[_i6];var groupIdx=_i6;var groupLen=len;var groupItems=group.items;if(groupItems){for(var j=0,lenj=groupItems.length;j<lenj;j++){var item=groupItems[j];var itemSubMenu=item.subMenu;var actionTitle=item.title||"";if(itemSubMenu){html.push('<li id="'+item.id+'" class="xeokit-context-menu-item">'+actionTitle+' [MORE]'+'</li>');if(!(groupIdx===groupLen-1||j<lenj-1)){html.push('<li id="'+item.id+'" class="xeokit-context-menu-item-seperator"></li>');}}else{html.push('<li id="'+item.id+'" class="xeokit-context-menu-item">'+actionTitle+'</li>');if(!(groupIdx===groupLen-1||j<lenj-1)){html.push('<li id="'+item.id+'" class="xeokit-context-menu-item-seperator"></li>');}}}}}}html.push('</ul>');html.push('</div>');var htmlString=html.join("");document.body.insertAdjacentHTML('beforeend',htmlString);var menuElement=document.querySelector("."+menu.id);menu.menuElement=menuElement;menuElement.style["border-radius"]=4+"px";menuElement.style.display='none';menuElement.style["z-index"]=300000;menuElement.style.background="white";menuElement.style.border="1px solid black";menuElement.style["box-shadow"]="0 4px 5px 0 gray";menuElement.oncontextmenu=function(e){e.preventDefault();};// Bind event handlers
 var self=this;var lastSubMenu=null;if(groups){for(var _i7=0,_len2=groups.length;_i7<_len2;_i7++){var _group=groups[_i7];var _groupItems=_group.items;if(_groupItems){var _loop2=function _loop2(_j2,_lenj){var item=_groupItems[_j2];var itemSubMenu=item.subMenu;item.itemElement=document.getElementById(item.id);if(!item.itemElement){console.error("ContextMenu item element not found: "+item.id);return"continue";}item.itemElement.addEventListener("mouseenter",function(event){event.preventDefault();var subMenu=item.subMenu;if(!subMenu){if(lastSubMenu){self._hideMenu(lastSubMenu.id);lastSubMenu=null;}return;}if(lastSubMenu&&lastSubMenu.id!==subMenu.id){self._hideMenu(lastSubMenu.id);lastSubMenu=null;}if(item.enabled===false){return;}var itemElement=item.itemElement;var subMenuElement=subMenu.menuElement;var itemRect=itemElement.getBoundingClientRect();subMenuElement.getBoundingClientRect();var subMenuWidth=200;// TODO
 var showOnLeft=itemRect.right+subMenuWidth>window.innerWidth;if(showOnLeft){self._showMenu(subMenu.id,itemRect.left-subMenuWidth,itemRect.top-1);}else{self._showMenu(subMenu.id,itemRect.right-5,itemRect.top-1);}lastSubMenu=subMenu;});if(!itemSubMenu){// Item without sub-menu
 // clicking item fires the item's action callback
 item.itemElement.addEventListener("click",function(event){event.preventDefault();if(!self._context){return;}if(item.enabled===false){return;}if(item.doAction){item.doAction(self._context);}if(_this5._hideOnAction){self.hide();}else{self._updateItemsTitles();self._updateItemsEnabledStatus();}});item.itemElement.addEventListener("mouseup",function(event){if(event.which!==3){return;}event.preventDefault();if(!self._context){return;}if(item.enabled===false){return;}if(item.doAction){item.doAction(self._context);}if(_this5._hideOnAction){self.hide();}else{self._updateItemsTitles();self._updateItemsEnabledStatus();}});item.itemElement.addEventListener("mouseenter",function(event){event.preventDefault();if(item.enabled===false){return;}if(item.doHover){item.doHover(self._context);}});}};for(var _j2=0,_lenj=_groupItems.length;_j2<_lenj;_j2++){var _ret=_loop2(_j2,_lenj);if(_ret==="continue")continue;}}}}}},{key:"_updateItemsTitles",value:function _updateItemsTitles(){// Dynamically updates the title of each Item to the result of Item#getTitle()
 if(!this._context){return;}for(var _i8=0,len=this._itemList.length;_i8<len;_i8++){var item=this._itemList[_i8];var itemElement=item.itemElement;if(!itemElement){continue;}var getShown=item.getShown;if(!getShown||!getShown(this._context)){continue;}var title=item.getTitle(this._context);if(item.subMenu){itemElement.innerText=title;}else{itemElement.innerText=title;}}}},{key:"_updateItemsEnabledStatus",value:function _updateItemsEnabledStatus(){// Enables or disables each Item, depending on the result of Item#getEnabled()
-if(!this._context){return;}for(var _i9=0,len=this._itemList.length;_i9<len;_i9++){var item=this._itemList[_i9];var itemElement=item.itemElement;if(!itemElement){continue;}var getEnabled=item.getEnabled;if(!getEnabled){continue;}var getShown=item.getShown;if(!getShown){continue;}var shown=getShown(this._context);item.shown=shown;if(!shown){itemElement.style.visibility="hidden";itemElement.style.height="0";itemElement.style.padding="0";continue;}else{itemElement.style.visibility="visible";itemElement.style.height="auto";itemElement.style.padding=null;}var enabled=getEnabled(this._context);item.enabled=enabled;if(!enabled){itemElement.classList.add("disabled");}else{itemElement.classList.remove("disabled");}}}},{key:"_showMenu",value:function _showMenu(menuId,pageX,pageY){// Shows the given menu, at the specified page coordinates
+if(!this._context){return;}for(var _i9=0,len=this._itemList.length;_i9<len;_i9++){var item=this._itemList[_i9];var itemElement=item.itemElement;if(!itemElement){continue;}var getEnabled=item.getEnabled;if(!getEnabled){continue;}var getShown=item.getShown;if(!getShown){continue;}var shown=getShown(this._context);item.shown=shown;if(!shown){itemElement.classList.remove("xeokit-context-menu-item-visible");itemElement.classList.add("xeokit-context-menu-item-hidden");continue;}else{itemElement.classList.remove("ceokit-context-menu-item-hidden");itemElement.classList.add("xeokit-context-menu-item-visible");}var enabled=getEnabled(this._context);item.enabled=enabled;if(!enabled){itemElement.classList.add("disabled");}else{itemElement.classList.remove("disabled");}}}},{key:"_showMenu",value:function _showMenu(menuId,pageX,pageY){// Shows the given menu, at the specified page coordinates
 var menu=this._menuMap[menuId];if(!menu){console.error("Menu not found: "+menuId);return;}if(menu.shown){return;}var menuElement=menu.menuElement;if(menuElement){this._showMenuElement(menuElement,pageX,pageY);menu.shown=true;}}},{key:"_hideMenu",value:function _hideMenu(menuId){// Hides the given menu
 var menu=this._menuMap[menuId];if(!menu){console.error("Menu not found: "+menuId);return;}if(!menu.shown){return;}var menuElement=menu.menuElement;if(menuElement){this._hideMenuElement(menuElement);menu.shown=false;}}},{key:"_hideAllMenus",value:function _hideAllMenus(){for(var _i10=0,len=this._menuList.length;_i10<len;_i10++){var menu=this._menuList[_i10];this._hideMenu(menu.id);}}},{key:"_showMenuElement",value:function _showMenuElement(menuElement,pageX,pageY){// Shows the given menu element, at the specified page coordinates
 menuElement.style.display='block';var menuHeight=menuElement.offsetHeight;var menuWidth=menuElement.offsetWidth;if(pageY+menuHeight>window.innerHeight){pageY=window.innerHeight-menuHeight;}if(pageX+menuWidth>window.innerWidth){pageX=window.innerWidth-menuWidth;}menuElement.style.left=pageX+'px';menuElement.style.top=pageY+'px';}},{key:"_hideMenuElement",value:function _hideMenuElement(menuElement){menuElement.style.display='none';}}]);return ContextMenu;}();/**
@@ -25068,7 +25068,7 @@ plugin=this._plugins[_i514];if(plugin.getContainerElement){containerElement=plug
      *
      */},{key:"endSnapshot",value:function endSnapshot(){if(!this._snapshotBegun){return;}this.scene._renderer.endSnapshot();this.scene._renderer.render({force:true});this._snapshotBegun=false;}/** Destroys this Viewer.
      */},{key:"destroy",value:function destroy(){var plugins=this._plugins.slice();// Array will modify as we delete plugins
-for(var _i516=0,len=plugins.length;_i516<len;_i516++){var plugin=plugins[_i516];plugin.destroy();}this.scene.destroy();}}]);return Viewer;}();function assert$5(condition,message){if(!condition){throw new Error(message||'loader assertion failed.');}}var isBrowser$4=Boolean((typeof process==="undefined"?"undefined":_typeof(process))!=='object'||String(process)!=='[object process]'||process.browser);var matches$1=typeof process!=='undefined'&&process.version&&/v([0-9]*)/.exec(process.version);matches$1&&parseFloat(matches$1[1])||0;var VERSION$9="3.2.6";function assert$4(condition,message){if(!condition){throw new Error(message||'loaders.gl assertion failed.');}}var globals$2={self:typeof self!=='undefined'&&self,window:typeof window!=='undefined'&&window,global:typeof global!=='undefined'&&global,document:typeof document!=='undefined'&&document};var global_=globals$2.global||globals$2.self||globals$2.window||{};var isBrowser$3=(typeof process==="undefined"?"undefined":_typeof(process))!=='object'||String(process)!=='[object process]'||process.browser;var isWorker=typeof importScripts==='function';var isMobile=typeof window!=='undefined'&&typeof window.orientation!=='undefined';var matches=typeof process!=='undefined'&&process.version&&/v([0-9]*)/.exec(process.version);matches&&parseFloat(matches[1])||0;function _defineProperty(obj,key,value){if(key in obj){Object.defineProperty(obj,key,{value:value,enumerable:true,configurable:true,writable:true});}else{obj[key]=value;}return obj;}var WorkerJob=/*#__PURE__*/function(){function WorkerJob(jobName,workerThread){var _this115=this;_classCallCheck(this,WorkerJob);_defineProperty(this,"name",void 0);_defineProperty(this,"workerThread",void 0);_defineProperty(this,"isRunning",true);_defineProperty(this,"result",void 0);_defineProperty(this,"_resolve",function(){});_defineProperty(this,"_reject",function(){});this.name=jobName;this.workerThread=workerThread;this.result=new Promise(function(resolve,reject){_this115._resolve=resolve;_this115._reject=reject;});}_createClass(WorkerJob,[{key:"postMessage",value:function postMessage(type,payload){this.workerThread.postMessage({source:'loaders.gl',type:type,payload:payload});}},{key:"done",value:function done(value){assert$4(this.isRunning);this.isRunning=false;this._resolve(value);}},{key:"error",value:function error(_error){assert$4(this.isRunning);this.isRunning=false;this._reject(_error);}}]);return WorkerJob;}();var Worker$1=/*#__PURE__*/_createClass(function Worker$1(){_classCallCheck(this,Worker$1);});var workerURLCache=new Map();function getLoadableWorkerURL(props){assert$4(props.source&&!props.url||!props.source&&props.url);var workerURL=workerURLCache.get(props.source||props.url);if(!workerURL){if(props.url){workerURL=getLoadableWorkerURLFromURL(props.url);workerURLCache.set(props.url,workerURL);}if(props.source){workerURL=getLoadableWorkerURLFromSource(props.source);workerURLCache.set(props.source,workerURL);}}assert$4(workerURL);return workerURL;}function getLoadableWorkerURLFromURL(url){if(!url.startsWith('http')){return url;}var workerSource=buildScriptSource(url);return getLoadableWorkerURLFromSource(workerSource);}function getLoadableWorkerURLFromSource(workerSource){var blob=new Blob([workerSource],{type:'application/javascript'});return URL.createObjectURL(blob);}function buildScriptSource(workerUrl){return"try {\n  importScripts('".concat(workerUrl,"');\n} catch (error) {\n  console.error(error);\n  throw error;\n}");}function getTransferList(object){var recursive=arguments.length>1&&arguments[1]!==undefined?arguments[1]:true;var transfers=arguments.length>2?arguments[2]:undefined;var 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0);_defineProperty(this,"url",void 0);_defineProperty(this,"terminated",false);_defineProperty(this,"worker",void 0);_defineProperty(this,"onMessage",void 0);_defineProperty(this,"onError",void 0);_defineProperty(this,"_loadableURL",'');var name=props.name,source=props.source,url=props.url;assert$4(source||url);this.name=name;this.source=source;this.url=url;this.onMessage=NOOP;this.onError=function(error){return console.log(error);};this.worker=isBrowser$3?this._createBrowserWorker():this._createNodeWorker();}_createClass(WorkerThread,[{key:"destroy",value:function destroy(){this.onMessage=NOOP;this.onError=NOOP;this.worker.terminate();this.terminated=true;}},{key:"isRunning",get:function get(){return Boolean(this.onMessage);}},{key:"postMessage",value:function postMessage(data,transferList){transferList=transferList||getTransferList(data);this.worker.postMessage(data,transferList);}},{key:"_getErrorFromErrorEvent",value:function _getErrorFromErrorEvent(event){var message='Failed to load ';message+="worker ".concat(this.name," from ").concat(this.url,". ");if(event.message){message+="".concat(event.message," in ");}if(event.lineno){message+=":".concat(event.lineno,":").concat(event.colno);}return new Error(message);}},{key:"_createBrowserWorker",value:function _createBrowserWorker(){var _this116=this;this._loadableURL=getLoadableWorkerURL({source:this.source,url:this.url});var worker=new Worker(this._loadableURL,{name:this.name});worker.onmessage=function(event){if(!event.data){_this116.onError(new Error('No data received'));}else{_this116.onMessage(event.data);}};worker.onerror=function(error){_this116.onError(_this116._getErrorFromErrorEvent(error));_this116.terminated=true;};worker.onmessageerror=function(event){return console.error(event);};return worker;}},{key:"_createNodeWorker",value:function _createNodeWorker(){var _this117=this;var worker;if(this.url){var absolute=this.url.includes(':/')||this.url.startsWith('/');var url=absolute?this.url:"./".concat(this.url);worker=new Worker$1(url,{eval:false});}else if(this.source){worker=new Worker$1(this.source,{eval:true});}else{throw new Error('no worker');}worker.on('message',function(data){_this117.onMessage(data);});worker.on('error',function(error){_this117.onError(error);});worker.on('exit',function(code){});return worker;}}],[{key:"isSupported",value:function isSupported(){return typeof Worker!=='undefined'&&isBrowser$3||_typeof(Worker$1)!==undefined;}}]);return WorkerThread;}();var WorkerPool=/*#__PURE__*/function(){function WorkerPool(props){_classCallCheck(this,WorkerPool);_defineProperty(this,"name",'unnamed');_defineProperty(this,"source",void 0);_defineProperty(this,"url",void 0);_defineProperty(this,"maxConcurrency",1);_defineProperty(this,"maxMobileConcurrency",1);_defineProperty(this,"onDebug",function(){});_defineProperty(this,"reuseWorkers",true);_defineProperty(this,"props",{});_defineProperty(this,"jobQueue",[]);_defineProperty(this,"idleQueue",[]);_defineProperty(this,"count",0);_defineProperty(this,"isDestroyed",false);this.source=props.source;this.url=props.url;this.setProps(props);}_createClass(WorkerPool,[{key:"destroy",value:function destroy(){this.idleQueue.forEach(function(worker){return worker.destroy();});this.isDestroyed=true;}},{key:"setProps",value:function setProps(props){this.props=_objectSpread(_objectSpread({},this.props),props);if(props.name!==undefined){this.name=props.name;}if(props.maxConcurrency!==undefined){this.maxConcurrency=props.maxConcurrency;}if(props.maxMobileConcurrency!==undefined){this.maxMobileConcurrency=props.maxMobileConcurrency;}if(props.reuseWorkers!==undefined){this.reuseWorkers=props.reuseWorkers;}if(props.onDebug!==undefined){this.onDebug=props.onDebug;}}},{key:"startJob",value:function(){var _startJob=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee2(name){var _this118=this;var onMessage,onError,startPromise,_args2=arguments;return _regeneratorRuntime().wrap(function _callee2$(_context3){while(1){switch(_context3.prev=_context3.next){case 0:onMessage=_args2.length>1&&_args2[1]!==undefined?_args2[1]:function(job,type,data){return job.done(data);};onError=_args2.length>2&&_args2[2]!==undefined?_args2[2]:function(job,error){return job.error(error);};startPromise=new Promise(function(onStart){_this118.jobQueue.push({name:name,onMessage:onMessage,onError:onError,onStart:onStart});return _this118;});this._startQueuedJob();_context3.next=6;return startPromise;case 6:return _context3.abrupt("return",_context3.sent);case 7:case"end":return _context3.stop();}}},_callee2,this);}));function startJob(_x7){return _startJob.apply(this,arguments);}return startJob;}()},{key:"_startQueuedJob",value:function(){var _startQueuedJob2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee3(){var workerThread,queuedJob,job;return _regeneratorRuntime().wrap(function _callee3$(_context4){while(1){switch(_context4.prev=_context4.next){case 0:if(this.jobQueue.length){_context4.next=2;break;}return _context4.abrupt("return");case 2:workerThread=this._getAvailableWorker();if(workerThread){_context4.next=5;break;}return _context4.abrupt("return");case 5:queuedJob=this.jobQueue.shift();if(!queuedJob){_context4.next=18;break;}this.onDebug({message:'Starting job',name:queuedJob.name,workerThread:workerThread,backlog:this.jobQueue.length});job=new WorkerJob(queuedJob.name,workerThread);workerThread.onMessage=function(data){return queuedJob.onMessage(job,data.type,data.payload);};workerThread.onError=function(error){return queuedJob.onError(job,error);};queuedJob.onStart(job);_context4.prev=12;_context4.next=15;return job.result;case 15:_context4.prev=15;this.returnWorkerToQueue(workerThread);return _context4.finish(15);case 18:case"end":return _context4.stop();}}},_callee3,this,[[12,,15,18]]);}));function _startQueuedJob(){return _startQueuedJob2.apply(this,arguments);}return _startQueuedJob;}()},{key:"returnWorkerToQueue",value:function returnWorkerToQueue(worker){var shouldDestroyWorker=this.isDestroyed||!this.reuseWorkers||this.count>this._getMaxConcurrency();if(shouldDestroyWorker){worker.destroy();this.count--;}else{this.idleQueue.push(worker);}if(!this.isDestroyed){this._startQueuedJob();}}},{key:"_getAvailableWorker",value:function _getAvailableWorker(){if(this.idleQueue.length>0){return this.idleQueue.shift()||null;}if(this.count<this._getMaxConcurrency()){this.count++;var _name5="".concat(this.name.toLowerCase()," (#").concat(this.count," of ").concat(this.maxConcurrency,")");return new WorkerThread({name:_name5,source:this.source,url:this.url});}return null;}},{key:"_getMaxConcurrency",value:function _getMaxConcurrency(){return isMobile?this.maxMobileConcurrency:this.maxConcurrency;}}],[{key:"isSupported",value:function isSupported(){return WorkerThread.isSupported();}}]);return WorkerPool;}();var DEFAULT_PROPS={maxConcurrency:3,maxMobileConcurrency:1,reuseWorkers:true,onDebug:function onDebug(){}};var WorkerFarm=/*#__PURE__*/function(){function WorkerFarm(props){_classCallCheck(this,WorkerFarm);_defineProperty(this,"props",void 0);_defineProperty(this,"workerPools",new Map());this.props=_objectSpread({},DEFAULT_PROPS);this.setProps(props);this.workerPools=new Map();}_createClass(WorkerFarm,[{key:"destroy",value:function destroy(){var _iterator4=_createForOfIteratorHelper(this.workerPools.values()),_step4;try{for(_iterator4.s();!(_step4=_iterator4.n()).done;){var workerPool=_step4.value;workerPool.destroy();}}catch(err){_iterator4.e(err);}finally{_iterator4.f();}this.workerPools=new Map();}},{key:"setProps",value:function setProps(props){this.props=_objectSpread(_objectSpread({},this.props),props);var _iterator5=_createForOfIteratorHelper(this.workerPools.values()),_step5;try{for(_iterator5.s();!(_step5=_iterator5.n()).done;){var workerPool=_step5.value;workerPool.setProps(this._getWorkerPoolProps());}}catch(err){_iterator5.e(err);}finally{_iterator5.f();}}},{key:"getWorkerPool",value:function getWorkerPool(options){var name=options.name,source=options.source,url=options.url;var workerPool=this.workerPools.get(name);if(!workerPool){workerPool=new 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originalConsole$1={debug:isBrowser$1?console.debug||console.log:console.log,log:console.log,info:console.info,warn:console.warn,error:console.error};var DEFAULT_SETTINGS$1={enabled:true,level:0};function noop$1(){}var cache$1={};var ONCE$1={once:true};function getTableHeader$1(table){for(var key in table){for(var title in table[key]){return title||'untitled';}}return'empty';}var Log$1=/*#__PURE__*/function(){function Log$1(){var _ref16=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{id:''},id=_ref16.id;_classCallCheck(this,Log$1);this.id=id;this.VERSION=VERSION$7;this._startTs=getHiResTimestamp$1();this._deltaTs=getHiResTimestamp$1();this.LOG_THROTTLE_TIMEOUT=0;this._storage=new LocalStorage$1("__probe-".concat(this.id,"__"),DEFAULT_SETTINGS$1);this.userData={};this.timeStamp("".concat(this.id," started"));autobind$1(this);Object.seal(this);}_createClass(Log$1,[{key:"level",get:function get(){return this.getLevel();},set:function 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assert(condition,message){assert$3(condition,message);}},{key:"warn",value:function warn(message){return this._getLogFunction(0,message,originalConsole$1.warn,arguments,ONCE$1);}},{key:"error",value:function error(message){return this._getLogFunction(0,message,originalConsole$1.error,arguments);}},{key:"deprecated",value:function deprecated(oldUsage,newUsage){return this.warn("`".concat(oldUsage,"` is deprecated and will be removed in a later version. 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image;}(function(_ref17){var logLevel=_ref17.logLevel,priority=_ref17.priority,image=_ref17.image,_ref17$message=_ref17.message,message=_ref17$message===void 0?'':_ref17$message,_ref17$scale=_ref17.scale,scale=_ref17$scale===void 0?1:_ref17$scale;if(!this._shouldLog(logLevel||priority)){return noop$1;}return isBrowser$1?logImageInBrowser$1({image:image,message:message,scale:scale}):logImageInNode$1({image:image,message:message,scale:scale});})},{key:"settings",value:function settings(){if(console.table){console.table(this._storage.config);}else{console.log(this._storage.config);}}},{key:"get",value:function get(setting){return this._storage.config[setting];}},{key:"set",value:function set(setting,value){this._storage.updateConfiguration(_defineProperty2({},setting,value));}},{key:"time",value:function time(logLevel,message){return this._getLogFunction(logLevel,message,console.time?console.time:console.info);}},{key:"timeEnd",value:function timeEnd(logLevel,message){return 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withGroup(logLevel,message,func){this.group(logLevel,message)();try{func();}finally{this.groupEnd(logLevel)();}}},{key:"trace",value:function trace(){if(console.trace){console.trace();}}},{key:"_shouldLog",value:function _shouldLog(logLevel){return this.isEnabled()&&this.getLevel()>=normalizeLogLevel$1(logLevel);}},{key:"_getLogFunction",value:function _getLogFunction(logLevel,message,method){var args=arguments.length>3&&arguments[3]!==undefined?arguments[3]:[];var opts=arguments.length>4?arguments[4]:undefined;if(this._shouldLog(logLevel)){var _method;opts=normalizeArguments$1({logLevel:logLevel,message:message,args:args,opts:opts});method=method||opts.method;assert$3(method);opts.total=this.getTotal();opts.delta=this.getDelta();this._deltaTs=getHiResTimestamp$1();var tag=opts.tag||opts.message;if(opts.once){if(!cache$1[tag]){cache$1[tag]=getHiResTimestamp$1();}else{return noop$1;}}message=decorateMessage$1(this.id,opts.message,opts);return(_method=method).bind.apply(_method,[console,message].concat(_toConsumableArray(opts.args)));}return noop$1;}}]);return Log$1;}();Log$1.VERSION=VERSION$7;function normalizeLogLevel$1(logLevel){if(!logLevel){return 0;}var resolvedLevel;switch(_typeof(logLevel)){case'number':resolvedLevel=logLevel;break;case'object':resolvedLevel=logLevel.logLevel||logLevel.priority||0;break;default:return 0;}assert$3(Number.isFinite(resolvedLevel)&&resolvedLevel>=0);return resolvedLevel;}function normalizeArguments$1(opts){var logLevel=opts.logLevel,message=opts.message;opts.logLevel=normalizeLogLevel$1(logLevel);var args=opts.args?Array.from(opts.args):[];while(args.length&&args.shift()!==message){}opts.args=args;switch(_typeof(logLevel)){case'string':case'function':if(message!==undefined){args.unshift(message);}opts.message=logLevel;break;case'object':Object.assign(opts,logLevel);break;}if(typeof opts.message==='function'){opts.message=opts.message();}var messageType=_typeof(opts.message);assert$3(messageType==='string'||messageType==='object');return Object.assign(opts,opts.opts);}function decorateMessage$1(id,message,opts){if(typeof message==='string'){var _time=opts.time?leftPad$1(formatTime$1(opts.total)):'';message=opts.time?"".concat(id,": ").concat(_time,"  ").concat(message):"".concat(id,": ").concat(message);message=addColor$1(message,opts.color,opts.background);}return message;}function logImageInNode$1(_ref18){var image=_ref18.image,_ref18$message=_ref18.message,message=_ref18$message===void 0?'':_ref18$message,_ref18$scale=_ref18.scale,scale=_ref18$scale===void 0?1:_ref18$scale;var asciify=null;try{asciify=module.require('asciify-image');}catch(error){}if(asciify){return function(){return asciify(image,{fit:'box',width:"".concat(Math.round(80*scale),"%")}).then(function(data){return console.log(data);});};}return noop$1;}function logImageInBrowser$1(_ref19){var image=_ref19.image,_ref19$message=_ref19.message,message=_ref19$message===void 0?'':_ref19$message,_ref19$scale=_ref19.scale,scale=_ref19$scale===void 0?1:_ref19$scale;if(typeof image==='string'){var img=new Image();img.onload=function(){var _console;var args=formatImage$1(img,message,scale);(_console=console).log.apply(_console,_toConsumableArray(args));};img.src=image;return noop$1;}var element=image.nodeName||'';if(element.toLowerCase()==='img'){var _console2;(_console2=console).log.apply(_console2,_toConsumableArray(formatImage$1(image,message,scale)));return noop$1;}if(element.toLowerCase()==='canvas'){var _img=new Image();_img.onload=function(){var _console3;return(_console3=console).log.apply(_console3,_toConsumableArray(formatImage$1(_img,message,scale)));};_img.src=image.toDataURL();return noop$1;}return noop$1;}var probeLog=new Log$1({id:'loaders.gl'});var NullLog=/*#__PURE__*/function(){function NullLog(){_classCallCheck(this,NullLog);}_createClass(NullLog,[{key:"log",value:function log(){return function(){};}},{key:"info",value:function info(){return function(){};}},{key:"warn",value:function warn(){return function(){};}},{key:"error",value:function error(){return function(){};}}]);return NullLog;}();var ConsoleLog=/*#__PURE__*/function(){function ConsoleLog(){_classCallCheck(this,ConsoleLog);_defineProperty(this,"console",void 0);this.console=console;}_createClass(ConsoleLog,[{key:"log",value:function log(){var _this$console$log;for(var _len109=arguments.length,args=new Array(_len109),_key7=0;_key7<_len109;_key7++){args[_key7]=arguments[_key7];}return(_this$console$log=this.console.log).bind.apply(_this$console$log,[this.console].concat(args));}},{key:"info",value:function info(){var _this$console$info;for(var _len110=arguments.length,args=new Array(_len110),_key8=0;_key8<_len110;_key8++){args[_key8]=arguments[_key8];}return(_this$console$info=this.console.info).bind.apply(_this$console$info,[this.console].concat(args));}},{key:"warn",value:function warn(){var _this$console$warn;for(var _len111=arguments.length,args=new Array(_len111),_key9=0;_key9<_len111;_key9++){args[_key9]=arguments[_key9];}return(_this$console$warn=this.console.warn).bind.apply(_this$console$warn,[this.console].concat(args));}},{key:"error",value:function error(){var _this$console$error;for(var _len112=arguments.length,args=new Array(_len112),_key10=0;_key10<_len112;_key10++){args[_key10]=arguments[_key10];}return(_this$console$error=this.console.error).bind.apply(_this$console$error,[this.console].concat(args));}}]);return ConsoleLog;}();var DEFAULT_LOADER_OPTIONS={fetch:null,mimeType:undefined,nothrow:false,log:new ConsoleLog(),CDN:'https://unpkg.com/@loaders.gl',worker:true,maxConcurrency:3,maxMobileConcurrency:1,reuseWorkers:isBrowser$4,_nodeWorkers:false,_workerType:'',limit:0,_limitMB:0,batchSize:'auto',batchDebounceMs:0,metadata:false,transforms:[]};var REMOVED_LOADER_OPTIONS={"throws":'nothrow',dataType:'(no longer used)',uri:'baseUri',method:'fetch.method',headers:'fetch.headers',body:'fetch.body',mode:'fetch.mode',credentials:'fetch.credentials',cache:'fetch.cache',redirect:'fetch.redirect',referrer:'fetch.referrer',referrerPolicy:'fetch.referrerPolicy',integrity:'fetch.integrity',keepalive:'fetch.keepalive',signal:'fetch.signal'};function getGlobalLoaderState(){globalThis.loaders=globalThis.loaders||{};var loaders=globalThis.loaders;loaders._state=loaders._state||{};return loaders._state;}var getGlobalLoaderOptions=function getGlobalLoaderOptions(){var state=getGlobalLoaderState();state.globalOptions=state.globalOptions||_objectSpread({},DEFAULT_LOADER_OPTIONS);return state.globalOptions;};function normalizeOptions(options,loader,loaders,url){loaders=loaders||[];loaders=Array.isArray(loaders)?loaders:[loaders];validateOptions(options,loaders);return normalizeOptionsInternal(loader,options,url);}function getFetchFunction(options,context){var globalOptions=getGlobalLoaderOptions();var fetchOptions=options||globalOptions;if(typeof fetchOptions.fetch==='function'){return fetchOptions.fetch;}if(isObject(fetchOptions.fetch)){return function(url){return fetchFile(url,fetchOptions);};}if(context!==null&&context!==void 0&&context.fetch){return context===null||context===void 0?void 0:context.fetch;}return fetchFile;}function validateOptions(options,loaders){validateOptionsObject(options,null,DEFAULT_LOADER_OPTIONS,REMOVED_LOADER_OPTIONS,loaders);var _iterator8=_createForOfIteratorHelper(loaders),_step8;try{for(_iterator8.s();!(_step8=_iterator8.n()).done;){var loader=_step8.value;var idOptions=options&&options[loader.id]||{};var loaderOptions=loader.options&&loader.options[loader.id]||{};var deprecatedOptions=loader.deprecatedOptions&&loader.deprecatedOptions[loader.id]||{};validateOptionsObject(idOptions,loader.id,loaderOptions,deprecatedOptions,loaders);}}catch(err){_iterator8.e(err);}finally{_iterator8.f();}}function validateOptionsObject(options,id,defaultOptions,deprecatedOptions,loaders){var loaderName=id||'Top level';var prefix=id?"".concat(id,"."):'';for(var key in options){var isSubOptions=!id&&isObject(options[key]);var isBaseUriOption=key==='baseUri'&&!id;var isWorkerUrlOption=key==='workerUrl'&&id;if(!(key in defaultOptions)&&!isBaseUriOption&&!isWorkerUrlOption){if(key in deprecatedOptions){probeLog.warn("".concat(loaderName," loader option '").concat(prefix).concat(key,"' no longer supported, use '").concat(deprecatedOptions[key],"'"))();}else if(!isSubOptions){var suggestion=findSimilarOption(key,loaders);probeLog.warn("".concat(loaderName," loader option '").concat(prefix).concat(key,"' not recognized. ").concat(suggestion))();}}}}function findSimilarOption(optionKey,loaders){var lowerCaseOptionKey=optionKey.toLowerCase();var bestSuggestion='';var _iterator9=_createForOfIteratorHelper(loaders),_step9;try{for(_iterator9.s();!(_step9=_iterator9.n()).done;){var loader=_step9.value;for(var key in loader.options){if(optionKey===key){return"Did you mean '".concat(loader.id,".").concat(key,"'?");}var lowerCaseKey=key.toLowerCase();var isPartialMatch=lowerCaseOptionKey.startsWith(lowerCaseKey)||lowerCaseKey.startsWith(lowerCaseOptionKey);if(isPartialMatch){bestSuggestion=bestSuggestion||"Did you mean '".concat(loader.id,".").concat(key,"'?");}}}}catch(err){_iterator9.e(err);}finally{_iterator9.f();}return bestSuggestion;}function normalizeOptionsInternal(loader,options,url){var loaderDefaultOptions=loader.options||{};var mergedOptions=_objectSpread({},loaderDefaultOptions);addUrlOptions(mergedOptions,url);if(mergedOptions.log===null){mergedOptions.log=new NullLog();}mergeNestedFields(mergedOptions,getGlobalLoaderOptions());mergeNestedFields(mergedOptions,options);return mergedOptions;}function mergeNestedFields(mergedOptions,options){for(var key in options){if(key in options){var value=options[key];if(isPureObject(value)&&isPureObject(mergedOptions[key])){mergedOptions[key]=_objectSpread(_objectSpread({},mergedOptions[key]),options[key]);}else{mergedOptions[key]=options[key];}}}}function addUrlOptions(options,url){if(url&&!('baseUri'in options)){options.baseUri=url;}}function isLoaderObject(loader){var _loader;if(!loader){return false;}if(Array.isArray(loader)){loader=loader[0];}var hasExtensions=Array.isArray((_loader=loader)===null||_loader===void 0?void 0:_loader.extensions);return hasExtensions;}function normalizeLoader(loader){var _loader2,_loader3;assert$5(loader,'null loader');assert$5(isLoaderObject(loader),'invalid loader');var options;if(Array.isArray(loader)){options=loader[1];loader=loader[0];loader=_objectSpread(_objectSpread({},loader),{},{options:_objectSpread(_objectSpread({},loader.options),options)});}if((_loader2=loader)!==null&&_loader2!==void 0&&_loader2.parseTextSync||(_loader3=loader)!==null&&_loader3!==void 0&&_loader3.parseText){loader.text=true;}if(!loader.text){loader.binary=true;}return loader;}var getGlobalLoaderRegistry=function getGlobalLoaderRegistry(){var state=getGlobalLoaderState();state.loaderRegistry=state.loaderRegistry||[];return state.loaderRegistry;};function getRegisteredLoaders(){return getGlobalLoaderRegistry();}function isElectron(mockUserAgent){if(typeof window!=='undefined'&&_typeof(window.process)==='object'&&window.process.type==='renderer'){return true;}if(typeof process!=='undefined'&&_typeof(process.versions)==='object'&&Boolean(process.versions.electron)){return true;}var realUserAgent=(typeof navigator==="undefined"?"undefined":_typeof(navigator))==='object'&&typeof navigator.userAgent==='string'&&navigator.userAgent;var userAgent=mockUserAgent||realUserAgent;if(userAgent&&userAgent.indexOf('Electron')>=0){return true;}return false;}function isBrowser(){var isNode=(typeof process==="undefined"?"undefined":_typeof(process))==='object'&&String(process)==='[object process]'&&!process.browser;return!isNode||isElectron();}var globals={self:typeof self!=='undefined'&&self,window:typeof window!=='undefined'&&window,global:typeof global!=='undefined'&&global,document:typeof document!=='undefined'&&document,process:(typeof process==="undefined"?"undefined":_typeof(process))==='object'&&process};var window_=globals.window||globals.self||globals.global;var process_=globals.process||{};var VERSION$6=typeof __VERSION__!=='undefined'?__VERSION__:'untranspiled source';isBrowser();function getStorage(type){try{var storage=window[type];var x='__storage_test__';storage.setItem(x,x);storage.removeItem(x);return storage;}catch(e){return null;}}var LocalStorage=/*#__PURE__*/function(){function LocalStorage(id){_classCallCheck(this,LocalStorage);var defaultSettings=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var type=arguments.length>2&&arguments[2]!==undefined?arguments[2]:'sessionStorage';_defineProperty(this,"storage",void 0);_defineProperty(this,"id",void 0);_defineProperty(this,"config",{});this.storage=getStorage(type);this.id=id;this.config={};Object.assign(this.config,defaultSettings);this._loadConfiguration();}_createClass(LocalStorage,[{key:"getConfiguration",value:function getConfiguration(){return this.config;}},{key:"setConfiguration",value:function setConfiguration(configuration){this.config={};return this.updateConfiguration(configuration);}},{key:"updateConfiguration",value:function updateConfiguration(configuration){Object.assign(this.config,configuration);if(this.storage){var serialized=JSON.stringify(this.config);this.storage.setItem(this.id,serialized);}return this;}},{key:"_loadConfiguration",value:function _loadConfiguration(){var configuration={};if(this.storage){var serializedConfiguration=this.storage.getItem(this.id);configuration=serializedConfiguration?JSON.parse(serializedConfiguration):{};}Object.assign(this.config,configuration);return this;}}]);return LocalStorage;}();function formatTime(ms){var formatted;if(ms<10){formatted="".concat(ms.toFixed(2),"ms");}else if(ms<100){formatted="".concat(ms.toFixed(1),"ms");}else if(ms<1000){formatted="".concat(ms.toFixed(0),"ms");}else{formatted="".concat((ms/1000).toFixed(2),"s");}return formatted;}function leftPad(string){var length=arguments.length>1&&arguments[1]!==undefined?arguments[1]:8;var padLength=Math.max(length-string.length,0);return"".concat(' '.repeat(padLength)).concat(string);}function formatImage(image,message,scale){var maxWidth=arguments.length>3&&arguments[3]!==undefined?arguments[3]:600;var imageUrl=image.src.replace(/\(/g,'%28').replace(/\)/g,'%29');if(image.width>maxWidth){scale=Math.min(scale,maxWidth/image.width);}var width=image.width*scale;var height=image.height*scale;var style=['font-size:1px;',"padding:".concat(Math.floor(height/2),"px ").concat(Math.floor(width/2),"px;"),"line-height:".concat(height,"px;"),"background:url(".concat(imageUrl,");"),"background-size:".concat(width,"px ").concat(height,"px;"),'color:transparent;'].join('');return["".concat(message," %c+"),style];}var COLOR;(function(COLOR){COLOR[COLOR["BLACK"]=30]="BLACK";COLOR[COLOR["RED"]=31]="RED";COLOR[COLOR["GREEN"]=32]="GREEN";COLOR[COLOR["YELLOW"]=33]="YELLOW";COLOR[COLOR["BLUE"]=34]="BLUE";COLOR[COLOR["MAGENTA"]=35]="MAGENTA";COLOR[COLOR["CYAN"]=36]="CYAN";COLOR[COLOR["WHITE"]=37]="WHITE";COLOR[COLOR["BRIGHT_BLACK"]=90]="BRIGHT_BLACK";COLOR[COLOR["BRIGHT_RED"]=91]="BRIGHT_RED";COLOR[COLOR["BRIGHT_GREEN"]=92]="BRIGHT_GREEN";COLOR[COLOR["BRIGHT_YELLOW"]=93]="BRIGHT_YELLOW";COLOR[COLOR["BRIGHT_BLUE"]=94]="BRIGHT_BLUE";COLOR[COLOR["BRIGHT_MAGENTA"]=95]="BRIGHT_MAGENTA";COLOR[COLOR["BRIGHT_CYAN"]=96]="BRIGHT_CYAN";COLOR[COLOR["BRIGHT_WHITE"]=97]="BRIGHT_WHITE";})(COLOR||(COLOR={}));function getColor(color){return typeof color==='string'?COLOR[color.toUpperCase()]||COLOR.WHITE:color;}function addColor(string,color,background){if(!isBrowser&&typeof string==='string'){if(color){color=getColor(color);string="\x1B[".concat(color,"m").concat(string,"\x1B[39m");}if(background){color=getColor(background);string="\x1B[".concat(background+10,"m").concat(string,"\x1B[49m");}}return string;}function autobind(obj){var predefined=arguments.length>1&&arguments[1]!==undefined?arguments[1]:['constructor'];var proto=Object.getPrototypeOf(obj);var propNames=Object.getOwnPropertyNames(proto);var _iterator10=_createForOfIteratorHelper(propNames),_step10;try{var _loop5=function _loop5(){var key=_step10.value;if(typeof obj[key]==='function'){if(!predefined.find(function(name){return key===name;})){obj[key]=obj[key].bind(obj);}}};for(_iterator10.s();!(_step10=_iterator10.n()).done;){_loop5();}}catch(err){_iterator10.e(err);}finally{_iterator10.f();}}function assert$2(condition,message){if(!condition){throw new Error(message||'Assertion failed');}}function getHiResTimestamp(){var timestamp;if(isBrowser&&'performance'in window_){var _window$performance,_window$performance$n;timestamp=window_===null||window_===void 0?void 0:(_window$performance=window_.performance)===null||_window$performance===void 0?void 0:(_window$performance$n=_window$performance.now)===null||_window$performance$n===void 0?void 0:_window$performance$n.call(_window$performance);}else if('hrtime'in process_){var _process$hrtime;var timeParts=process_===null||process_===void 0?void 0:(_process$hrtime=process_.hrtime)===null||_process$hrtime===void 0?void 0:_process$hrtime.call(process_);timestamp=timeParts[0]*1000+timeParts[1]/1e6;}else{timestamp=Date.now();}return timestamp;}var originalConsole={debug:isBrowser?console.debug||console.log:console.log,log:console.log,info:console.info,warn:console.warn,error:console.error};var DEFAULT_SETTINGS={enabled:true,level:0};function noop(){}var cache={};var ONCE={once:true};var Log=/*#__PURE__*/function(){function Log(){_classCallCheck(this,Log);var _ref20=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{id:''},id=_ref20.id;_defineProperty(this,"id",void 0);_defineProperty(this,"VERSION",VERSION$6);_defineProperty(this,"_startTs",getHiResTimestamp());_defineProperty(this,"_deltaTs",getHiResTimestamp());_defineProperty(this,"_storage",void 0);_defineProperty(this,"userData",{});_defineProperty(this,"LOG_THROTTLE_TIMEOUT",0);this.id=id;this._storage=new LocalStorage("__probe-".concat(this.id,"__"),DEFAULT_SETTINGS);this.userData={};this.timeStamp("".concat(this.id," started"));autobind(this);Object.seal(this);}_createClass(Log,[{key:"level",get:function get(){return this.getLevel();},set:function set(newLevel){this.setLevel(newLevel);}},{key:"isEnabled",value:function isEnabled(){return this._storage.config.enabled;}},{key:"getLevel",value:function getLevel(){return this._storage.config.level;}},{key:"getTotal",value:function getTotal(){return 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Use `").concat(newUsage,"` instead"));}},{key:"removed",value:function removed(oldUsage,newUsage){return this.error("`".concat(oldUsage,"` has been removed. Use `").concat(newUsage,"` instead"));}},{key:"probe",value:function probe(logLevel,message){return this._getLogFunction(logLevel,message,originalConsole.log,arguments,{time:true,once:true});}},{key:"log",value:function log(logLevel,message){return this._getLogFunction(logLevel,message,originalConsole.debug,arguments);}},{key:"info",value:function info(logLevel,message){return this._getLogFunction(logLevel,message,console.info,arguments);}},{key:"once",value:function once(logLevel,message){for(var _len=arguments.length,args=new Array(_len>2?_len-2:0),_key=2;_key<_len;_key++){args[_key-2]=arguments[_key];}return this._getLogFunction(logLevel,message,originalConsole.debug||originalConsole.info,arguments,ONCE);}},{key:"table",value:function table(logLevel,_table2,columns){if(_table2){return this._getLogFunction(logLevel,_table2,console.table||noop,columns&&[columns],{tag:getTableHeader(_table2)});}return noop;}},{key:"image",value:function image(_ref){var logLevel=_ref.logLevel,priority=_ref.priority,image=_ref.image,_ref$message=_ref.message,message=_ref$message===void 0?'':_ref$message,_ref$scale=_ref.scale,scale=_ref$scale===void 0?1:_ref$scale;if(!this._shouldLog(logLevel||priority)){return noop;}return isBrowser?logImageInBrowser({image:image,message:message,scale:scale}):logImageInNode({image:image,message:message,scale:scale});}},{key:"time",value:function time(logLevel,message){return this._getLogFunction(logLevel,message,console.time?console.time:console.info);}},{key:"timeEnd",value:function timeEnd(logLevel,message){return this._getLogFunction(logLevel,message,console.timeEnd?console.timeEnd:console.info);}},{key:"timeStamp",value:function timeStamp(logLevel,message){return this._getLogFunction(logLevel,message,console.timeStamp||noop);}},{key:"group",value:function group(logLevel,message){var opts=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{collapsed:false};var 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_getLogFunction(logLevel,message,method,args,opts){if(this._shouldLog(logLevel)){var _method2;opts=normalizeArguments({logLevel:logLevel,message:message,args:args,opts:opts});method=method||opts.method;assert$2(method);opts.total=this.getTotal();opts.delta=this.getDelta();this._deltaTs=getHiResTimestamp();var tag=opts.tag||opts.message;if(opts.once){if(!cache[tag]){cache[tag]=getHiResTimestamp();}else{return noop;}}message=decorateMessage(this.id,opts.message,opts);return(_method2=method).bind.apply(_method2,[console,message].concat(_toConsumableArray(opts.args)));}return noop;}}]);return Log;}();_defineProperty(Log,"VERSION",VERSION$6);function normalizeLogLevel(logLevel){if(!logLevel){return 0;}var resolvedLevel;switch(_typeof(logLevel)){case'number':resolvedLevel=logLevel;break;case'object':resolvedLevel=logLevel.logLevel||logLevel.priority||0;break;default:return 0;}assert$2(Number.isFinite(resolvedLevel)&&resolvedLevel>=0);return resolvedLevel;}function normalizeArguments(opts){var logLevel=opts.logLevel,message=opts.message;opts.logLevel=normalizeLogLevel(logLevel);var args=opts.args?Array.from(opts.args):[];while(args.length&&args.shift()!==message){}switch(_typeof(logLevel)){case'string':case'function':if(message!==undefined){args.unshift(message);}opts.message=logLevel;break;case'object':Object.assign(opts,logLevel);break;}if(typeof opts.message==='function'){opts.message=opts.message();}var messageType=_typeof(opts.message);assert$2(messageType==='string'||messageType==='object');return Object.assign(opts,{args:args},opts.opts);}function decorateMessage(id,message,opts){if(typeof message==='string'){var _time2=opts.time?leftPad(formatTime(opts.total)):'';message=opts.time?"".concat(id,": ").concat(_time2,"  ").concat(message):"".concat(id,": ").concat(message);message=addColor(message,opts.color,opts.background);}return message;}function logImageInNode(_ref2){var image=_ref2.image,_ref2$message=_ref2.message,message=_ref2$message===void 0?'':_ref2$message,_ref2$scale=_ref2.scale,scale=_ref2$scale===void 0?1:_ref2$scale;var asciify=null;try{asciify=module.require('asciify-image');}catch(error){}if(asciify){return function(){return asciify(image,{fit:'box',width:"".concat(Math.round(80*scale),"%")}).then(function(data){return console.log(data);});};}return noop;}function logImageInBrowser(_ref3){var image=_ref3.image,_ref3$message=_ref3.message,message=_ref3$message===void 0?'':_ref3$message,_ref3$scale=_ref3.scale,scale=_ref3$scale===void 0?1:_ref3$scale;if(typeof image==='string'){var img=new Image();img.onload=function(){var _console4;var args=formatImage(img,message,scale);(_console4=console).log.apply(_console4,_toConsumableArray(args));};img.src=image;return noop;}var element=image.nodeName||'';if(element.toLowerCase()==='img'){var _console5;(_console5=console).log.apply(_console5,_toConsumableArray(formatImage(image,message,scale)));return noop;}if(element.toLowerCase()==='canvas'){var _img2=new Image();_img2.onload=function(){var _console6;return(_console6=console).log.apply(_console6,_toConsumableArray(formatImage(_img2,message,scale)));};_img2.src=image.toDataURL();return noop;}return noop;}function getTableHeader(table){for(var key in table){for(var title in table[key]){return title||'untitled';}}return'empty';}var log=new Log({id:'loaders.gl'});var EXT_PATTERN=/\.([^.]+)$/;function selectLoader(_x27){return _selectLoader.apply(this,arguments);}function _selectLoader(){_selectLoader=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee18(data){var loaders,options,context,loader,_args16=arguments;return _regeneratorRuntime().wrap(function _callee18$(_context22){while(1){switch(_context22.prev=_context22.next){case 0:loaders=_args16.length>1&&_args16[1]!==undefined?_args16[1]:[];options=_args16.length>2?_args16[2]:undefined;context=_args16.length>3?_args16[3]:undefined;if(validHTTPResponse(data)){_context22.next=5;break;}return _context22.abrupt("return",null);case 5:loader=selectLoaderSync(data,loaders,_objectSpread(_objectSpread({},options),{},{nothrow:true}),context);if(!loader){_context22.next=8;break;}return _context22.abrupt("return",loader);case 8:if(!isBlob(data)){_context22.next=13;break;}_context22.next=11;return data.slice(0,10).arrayBuffer();case 11:data=_context22.sent;loader=selectLoaderSync(data,loaders,options,context);case 13:if(!(!loader&&!(options!==null&&options!==void 0&&options.nothrow))){_context22.next=15;break;}throw new Error(getNoValidLoaderMessage(data));case 15:return _context22.abrupt("return",loader);case 16:case"end":return _context22.stop();}}},_callee18);}));return _selectLoader.apply(this,arguments);}function selectLoaderSync(data){var 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_context29.stop();}}},_callee25);}));return _loadBasisEncoder.apply(this,arguments);}function initializeBasisEncoderModule(BasisEncoderModule,wasmBinary){var options={};if(wasmBinary){options.wasmBinary=wasmBinary;}return new Promise(function(resolve){BasisEncoderModule(options).then(function(module){var BasisFile=module.BasisFile,KTX2File=module.KTX2File,initializeBasis=module.initializeBasis,BasisEncoder=module.BasisEncoder;initializeBasis();resolve({BasisFile:BasisFile,KTX2File:KTX2File,BasisEncoder:BasisEncoder});});});}var GL_EXTENSIONS_CONSTANTS={COMPRESSED_RGB_S3TC_DXT1_EXT:0x83f0,COMPRESSED_RGBA_S3TC_DXT1_EXT:0x83f1,COMPRESSED_RGBA_S3TC_DXT3_EXT:0x83f2,COMPRESSED_RGBA_S3TC_DXT5_EXT:0x83f3,COMPRESSED_R11_EAC:0x9270,COMPRESSED_SIGNED_R11_EAC:0x9271,COMPRESSED_RG11_EAC:0x9272,COMPRESSED_SIGNED_RG11_EAC:0x9273,COMPRESSED_RGB8_ETC2:0x9274,COMPRESSED_RGBA8_ETC2_EAC:0x9275,COMPRESSED_SRGB8_ETC2:0x9276,COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:0x9277,COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:0x9278,COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:0x9279,COMPRESSED_RGB_PVRTC_4BPPV1_IMG:0x8c00,COMPRESSED_RGBA_PVRTC_4BPPV1_IMG:0x8c02,COMPRESSED_RGB_PVRTC_2BPPV1_IMG:0x8c01,COMPRESSED_RGBA_PVRTC_2BPPV1_IMG:0x8c03,COMPRESSED_RGB_ETC1_WEBGL:0x8d64,COMPRESSED_RGB_ATC_WEBGL:0x8c92,COMPRESSED_RGBA_ATC_EXPLICIT_ALPHA_WEBGL:0x8c93,COMPRESSED_RGBA_ATC_INTERPOLATED_ALPHA_WEBGL:0x87ee,COMPRESSED_RGBA_ASTC_4X4_KHR:0x93b0,COMPRESSED_RGBA_ASTC_5X4_KHR:0x93b1,COMPRESSED_RGBA_ASTC_5X5_KHR:0x93b2,COMPRESSED_RGBA_ASTC_6X5_KHR:0x93b3,COMPRESSED_RGBA_ASTC_6X6_KHR:0x93b4,COMPRESSED_RGBA_ASTC_8X5_KHR:0x93b5,COMPRESSED_RGBA_ASTC_8X6_KHR:0x93b6,COMPRESSED_RGBA_ASTC_8X8_KHR:0x93b7,COMPRESSED_RGBA_ASTC_10X5_KHR:0x93b8,COMPRESSED_RGBA_ASTC_10X6_KHR:0x93b9,COMPRESSED_RGBA_ASTC_10X8_KHR:0x93ba,COMPRESSED_RGBA_ASTC_10X10_KHR:0x93bb,COMPRESSED_RGBA_ASTC_12X10_KHR:0x93bc,COMPRESSED_RGBA_ASTC_12X12_KHR:0x93bd,COMPRESSED_SRGB8_ALPHA8_ASTC_4X4_KHR:0x93d0,COMPRESSED_SRGB8_ALPHA8_ASTC_5X4_KHR:0x93d1,COMPRESSED_SRGB8_ALPHA8_ASTC_5X5_KHR:0x93d2,COMPRESSED_SRGB8_ALPHA8_ASTC_6X5_KHR:0x93d3,COMPRESSED_SRGB8_ALPHA8_ASTC_6X6_KHR:0x93d4,COMPRESSED_SRGB8_ALPHA8_ASTC_8X5_KHR:0x93d5,COMPRESSED_SRGB8_ALPHA8_ASTC_8X6_KHR:0x93d6,COMPRESSED_SRGB8_ALPHA8_ASTC_8X8_KHR:0x93d7,COMPRESSED_SRGB8_ALPHA8_ASTC_10X5_KHR:0x93d8,COMPRESSED_SRGB8_ALPHA8_ASTC_10X6_KHR:0x93d9,COMPRESSED_SRGB8_ALPHA8_ASTC_10X8_KHR:0x93da,COMPRESSED_SRGB8_ALPHA8_ASTC_10X10_KHR:0x93db,COMPRESSED_SRGB8_ALPHA8_ASTC_12X10_KHR:0x93dc,COMPRESSED_SRGB8_ALPHA8_ASTC_12X12_KHR:0x93dd,COMPRESSED_RED_RGTC1_EXT:0x8dbb,COMPRESSED_SIGNED_RED_RGTC1_EXT:0x8dbc,COMPRESSED_RED_GREEN_RGTC2_EXT:0x8dbd,COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT:0x8dbe,COMPRESSED_SRGB_S3TC_DXT1_EXT:0x8c4c,COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:0x8c4d,COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:0x8c4e,COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:0x8c4f};var BROWSER_PREFIXES=['','WEBKIT_','MOZ_'];var WEBGL_EXTENSIONS={WEBGL_compressed_texture_s3tc:'dxt',WEBGL_compressed_texture_s3tc_srgb:'dxt-srgb',WEBGL_compressed_texture_etc1:'etc1',WEBGL_compressed_texture_etc:'etc2',WEBGL_compressed_texture_pvrtc:'pvrtc',WEBGL_compressed_texture_atc:'atc',WEBGL_compressed_texture_astc:'astc',EXT_texture_compression_rgtc:'rgtc'};var formats=null;function getSupportedGPUTextureFormats(gl){if(!formats){gl=gl||getWebGLContext()||undefined;formats=new Set();var _iterator16=_createForOfIteratorHelper(BROWSER_PREFIXES),_step16;try{for(_iterator16.s();!(_step16=_iterator16.n()).done;){var prefix=_step16.value;for(var extension in WEBGL_EXTENSIONS){if(gl&&gl.getExtension("".concat(prefix).concat(extension))){var gpuTextureFormat=WEBGL_EXTENSIONS[extension];formats.add(gpuTextureFormat);}}}}catch(err){_iterator16.e(err);}finally{_iterator16.f();}}return formats;}function getWebGLContext(){try{var _canvas6=document.createElement('canvas');return _canvas6.getContext('webgl');}catch(error){return null;}}var n,i,s,a,r,o,l,f;!function(t){t[t.NONE=0]="NONE",t[t.BASISLZ=1]="BASISLZ",t[t.ZSTD=2]="ZSTD",t[t.ZLIB=3]="ZLIB";}(n||(n={})),function(t){t[t.BASICFORMAT=0]="BASICFORMAT";}(i||(i={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.ETC1S=163]="ETC1S",t[t.UASTC=166]="UASTC";}(s||(s={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.SRGB=1]="SRGB";}(a||(a={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.LINEAR=1]="LINEAR",t[t.SRGB=2]="SRGB",t[t.ITU=3]="ITU",t[t.NTSC=4]="NTSC",t[t.SLOG=5]="SLOG",t[t.SLOG2=6]="SLOG2";}(r||(r={})),function(t){t[t.ALPHA_STRAIGHT=0]="ALPHA_STRAIGHT",t[t.ALPHA_PREMULTIPLIED=1]="ALPHA_PREMULTIPLIED";}(o||(o={})),function(t){t[t.RGB=0]="RGB",t[t.RRR=3]="RRR",t[t.GGG=4]="GGG",t[t.AAA=15]="AAA";}(l||(l={})),function(t){t[t.RGB=0]="RGB",t[t.RGBA=3]="RGBA",t[t.RRR=4]="RRR",t[t.RRRG=5]="RRRG";}(f||(f={}));var KTX2_ID=[0xab,0x4b,0x54,0x58,0x20,0x32,0x30,0xbb,0x0d,0x0a,0x1a,0x0a];function isKTX(data){var id=new Uint8Array(data);var notKTX=id.byteLength<KTX2_ID.length||id[0]!==KTX2_ID[0]||id[1]!==KTX2_ID[1]||id[2]!==KTX2_ID[2]||id[3]!==KTX2_ID[3]||id[4]!==KTX2_ID[4]||id[5]!==KTX2_ID[5]||id[6]!==KTX2_ID[6]||id[7]!==KTX2_ID[7]||id[8]!==KTX2_ID[8]||id[9]!==KTX2_ID[9]||id[10]!==KTX2_ID[10]||id[11]!==KTX2_ID[11];return!notKTX;}var OutputFormat={etc1:{basisFormat:0,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_ETC1_WEBGL},etc2:{basisFormat:1,compressed:true},bc1:{basisFormat:2,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_S3TC_DXT1_EXT},bc3:{basisFormat:3,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_S3TC_DXT5_EXT},bc4:{basisFormat:4,compressed:true},bc5:{basisFormat:5,compressed:true},'bc7-m6-opaque-only':{basisFormat:6,compressed:true},'bc7-m5':{basisFormat:7,compressed:true},'pvrtc1-4-rgb':{basisFormat:8,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_PVRTC_4BPPV1_IMG},'pvrtc1-4-rgba':{basisFormat:9,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG},'astc-4x4':{basisFormat:10,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_ASTC_4X4_KHR},'atc-rgb':{basisFormat:11,compressed:true},'atc-rgba-interpolated-alpha':{basisFormat:12,compressed:true},rgba32:{basisFormat:13,compressed:false},rgb565:{basisFormat:14,compressed:false},bgr565:{basisFormat:15,compressed:false},rgba4444:{basisFormat:16,compressed:false}};function parseBasis(_x43,_x44){return _parseBasis.apply(this,arguments);}function _parseBasis(){_parseBasis=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee26(data,options){var fileConstructors,_yield$loadBasisTrasc,BasisFile,_fileConstructors,_yield$loadBasisTrasc2,_BasisFile;return _regeneratorRuntime().wrap(function _callee26$(_context30){while(1){switch(_context30.prev=_context30.next){case 0:if(!(options.basis.containerFormat==='auto')){_context30.next=11;break;}if(!isKTX(data)){_context30.next=6;break;}_context30.next=4;return loadBasisEncoderModule(options);case 4:fileConstructors=_context30.sent;return _context30.abrupt("return",parseKTX2File(fileConstructors.KTX2File,data,options));case 6:_context30.next=8;return loadBasisTrascoderModule(options);case 8:_yield$loadBasisTrasc=_context30.sent;BasisFile=_yield$loadBasisTrasc.BasisFile;return _context30.abrupt("return",parseBasisFile(BasisFile,data,options));case 11:_context30.t0=options.basis.module;_context30.next=_context30.t0==='encoder'?14:_context30.t0==='transcoder'?22:22;break;case 14:_context30.next=16;return loadBasisEncoderModule(options);case 16:_fileConstructors=_context30.sent;_context30.t1=options.basis.containerFormat;_context30.next=_context30.t1==='ktx2'?20:_context30.t1==='basis'?21:21;break;case 20:return _context30.abrupt("return",parseKTX2File(_fileConstructors.KTX2File,data,options));case 21:return _context30.abrupt("return",parseBasisFile(_fileConstructors.BasisFile,data,options));case 22:_context30.next=24;return loadBasisTrascoderModule(options);case 24:_yield$loadBasisTrasc2=_context30.sent;_BasisFile=_yield$loadBasisTrasc2.BasisFile;return _context30.abrupt("return",parseBasisFile(_BasisFile,data,options));case 27:case"end":return _context30.stop();}}},_callee26);}));return _parseBasis.apply(this,arguments);}function parseBasisFile(BasisFile,data,options){var basisFile=new BasisFile(new Uint8Array(data));try{if(!basisFile.startTranscoding()){throw new Error('Failed to start basis transcoding');}var imageCount=basisFile.getNumImages();var images=[];for(var imageIndex=0;imageIndex<imageCount;imageIndex++){var levelsCount=basisFile.getNumLevels(imageIndex);var levels=[];for(var levelIndex=0;levelIndex<levelsCount;levelIndex++){levels.push(transcodeImage(basisFile,imageIndex,levelIndex,options));}images.push(levels);}return images;}finally{basisFile.close();basisFile["delete"]();}}function transcodeImage(basisFile,imageIndex,levelIndex,options){var width=basisFile.getImageWidth(imageIndex,levelIndex);var height=basisFile.getImageHeight(imageIndex,levelIndex);var hasAlpha=basisFile.getHasAlpha();var _getBasisOptions=getBasisOptions(options,hasAlpha),compressed=_getBasisOptions.compressed,format=_getBasisOptions.format,basisFormat=_getBasisOptions.basisFormat;var decodedSize=basisFile.getImageTranscodedSizeInBytes(imageIndex,levelIndex,basisFormat);var decodedData=new Uint8Array(decodedSize);if(!basisFile.transcodeImage(decodedData,imageIndex,levelIndex,basisFormat,0,0)){throw new Error('failed to start Basis transcoding');}return{width:width,height:height,data:decodedData,compressed:compressed,format:format,hasAlpha:hasAlpha};}function parseKTX2File(KTX2File,data,options){var ktx2File=new KTX2File(new Uint8Array(data));try{if(!ktx2File.startTranscoding()){throw new Error('failed to start KTX2 transcoding');}var levelsCount=ktx2File.getLevels();var levels=[];for(var levelIndex=0;levelIndex<levelsCount;levelIndex++){levels.push(transcodeKTX2Image(ktx2File,levelIndex,options));break;}return[levels];}finally{ktx2File.close();ktx2File["delete"]();}}function transcodeKTX2Image(ktx2File,levelIndex,options){var _ktx2File$getImageLev=ktx2File.getImageLevelInfo(levelIndex,0,0),alphaFlag=_ktx2File$getImageLev.alphaFlag,height=_ktx2File$getImageLev.height,width=_ktx2File$getImageLev.width;var _getBasisOptions2=getBasisOptions(options,alphaFlag),compressed=_getBasisOptions2.compressed,format=_getBasisOptions2.format,basisFormat=_getBasisOptions2.basisFormat;var decodedSize=ktx2File.getImageTranscodedSizeInBytes(levelIndex,0,0,basisFormat);var decodedData=new Uint8Array(decodedSize);if(!ktx2File.transcodeImage(decodedData,levelIndex,0,0,basisFormat,0,-1,-1)){throw new Error('Failed to transcode KTX2 image');}return{width:width,height:height,data:decodedData,compressed:compressed,hasAlpha:alphaFlag,format:format};}function getBasisOptions(options,hasAlpha){var format=options&&options.basis&&options.basis.format;if(format==='auto'){format=selectSupportedBasisFormat();}if(_typeof(format)==='object'){format=hasAlpha?format.alpha:format.noAlpha;}format=format.toLowerCase();return OutputFormat[format];}function selectSupportedBasisFormat(){var supportedFormats=getSupportedGPUTextureFormats();if(supportedFormats.has('astc')){return'astc-4x4';}else if(supportedFormats.has('dxt')){return{alpha:'bc3',noAlpha:'bc1'};}else if(supportedFormats.has('pvrtc')){return{alpha:'pvrtc1-4-rgba',noAlpha:'pvrtc1-4-rgb'};}else if(supportedFormats.has('etc1')){return'etc1';}else if(supportedFormats.has('etc2')){return'etc2';}return'rgb565';}var BasisWorkerLoader={name:'Basis',id:'basis',module:'textures',version:VERSION$4,worker:true,extensions:['basis','ktx2'],mimeTypes:['application/octet-stream','image/ktx2'],tests:['sB'],binary:true,options:{basis:{format:'auto',libraryPath:'libs/',containerFormat:'auto',module:'transcoder'}}};var BasisLoader=_objectSpread(_objectSpread({},BasisWorkerLoader),{},{parse:parseBasis});var VERSION$2="3.2.6";var _parseImageNode=globalThis._parseImageNode;var IMAGE_SUPPORTED=typeof Image!=='undefined';var IMAGE_BITMAP_SUPPORTED=typeof ImageBitmap!=='undefined';var NODE_IMAGE_SUPPORTED=Boolean(_parseImageNode);var DATA_SUPPORTED=isBrowser$4?true:NODE_IMAGE_SUPPORTED;function isImageTypeSupported(type){switch(type){case'auto':return IMAGE_BITMAP_SUPPORTED||IMAGE_SUPPORTED||DATA_SUPPORTED;case'imagebitmap':return IMAGE_BITMAP_SUPPORTED;case'image':return IMAGE_SUPPORTED;case'data':return DATA_SUPPORTED;default:throw new Error("@loaders.gl/images: image ".concat(type," not supported in this environment"));}}function getDefaultImageType(){if(IMAGE_BITMAP_SUPPORTED){return'imagebitmap';}if(IMAGE_SUPPORTED){return'image';}if(DATA_SUPPORTED){return'data';}throw new Error('Install \'@loaders.gl/polyfills\' to parse images under Node.js');}function getImageType(image){var format=getImageTypeOrNull(image);if(!format){throw new Error('Not an image');}return format;}function getImageData(image){switch(getImageType(image)){case'data':return image;case'image':case'imagebitmap':var _canvas7=document.createElement('canvas');var context=_canvas7.getContext('2d');if(!context){throw new Error('getImageData');}_canvas7.width=image.width;_canvas7.height=image.height;context.drawImage(image,0,0);return context.getImageData(0,0,image.width,image.height);default:throw new Error('getImageData');}}function getImageTypeOrNull(image){if(typeof ImageBitmap!=='undefined'&&image instanceof ImageBitmap){return'imagebitmap';}if(typeof Image!=='undefined'&&image instanceof Image){return'image';}if(image&&_typeof(image)==='object'&&image.data&&image.width&&image.height){return'data';}return null;}var SVG_DATA_URL_PATTERN=/^data:image\/svg\+xml/;var SVG_URL_PATTERN=/\.svg((\?|#).*)?$/;function isSVG(url){return url&&(SVG_DATA_URL_PATTERN.test(url)||SVG_URL_PATTERN.test(url));}function getBlobOrSVGDataUrl(arrayBuffer,url){if(isSVG(url)){var textDecoder=new TextDecoder();var xmlText=textDecoder.decode(arrayBuffer);try{if(typeof unescape==='function'&&typeof encodeURIComponent==='function'){xmlText=unescape(encodeURIComponent(xmlText));}}catch(error){throw new Error(error.message);}var src="data:image/svg+xml;base64,".concat(btoa(xmlText));return src;}return getBlob(arrayBuffer,url);}function getBlob(arrayBuffer,url){if(isSVG(url)){throw new Error('SVG cannot be parsed directly to imagebitmap');}return new Blob([new Uint8Array(arrayBuffer)]);}function parseToImage(_x45,_x46,_x47){return _parseToImage.apply(this,arguments);}function _parseToImage(){_parseToImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee27(arrayBuffer,options,url){var blobOrDataUrl,URL,objectUrl;return _regeneratorRuntime().wrap(function _callee27$(_context31){while(1){switch(_context31.prev=_context31.next){case 0:blobOrDataUrl=getBlobOrSVGDataUrl(arrayBuffer,url);URL=self.URL||self.webkitURL;objectUrl=typeof blobOrDataUrl!=='string'&&URL.createObjectURL(blobOrDataUrl);_context31.prev=3;_context31.next=6;return loadToImage(objectUrl||blobOrDataUrl,options);case 6:return _context31.abrupt("return",_context31.sent);case 7:_context31.prev=7;if(objectUrl){URL.revokeObjectURL(objectUrl);}return _context31.finish(7);case 10:case"end":return _context31.stop();}}},_callee27,null,[[3,,7,10]]);}));return _parseToImage.apply(this,arguments);}function loadToImage(_x48,_x49){return _loadToImage.apply(this,arguments);}function _loadToImage(){_loadToImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee28(url,options){var image;return _regeneratorRuntime().wrap(function _callee28$(_context32){while(1){switch(_context32.prev=_context32.next){case 0:image=new Image();image.src=url;if(!(options.image&&options.image.decode&&image.decode)){_context32.next=6;break;}_context32.next=5;return image.decode();case 5:return _context32.abrupt("return",image);case 6:_context32.next=8;return new Promise(function(resolve,reject){try{image.onload=function(){return resolve(image);};image.onerror=function(err){return reject(new Error("Could not load image ".concat(url,": ").concat(err)));};}catch(error){reject(error);}});case 8:return _context32.abrupt("return",_context32.sent);case 9:case"end":return _context32.stop();}}},_callee28);}));return _loadToImage.apply(this,arguments);}var EMPTY_OBJECT={};var imagebitmapOptionsSupported=true;function parseToImageBitmap(_x50,_x51,_x52){return _parseToImageBitmap.apply(this,arguments);}function _parseToImageBitmap(){_parseToImageBitmap=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee29(arrayBuffer,options,url){var blob,_image8,imagebitmapOptions;return _regeneratorRuntime().wrap(function _callee29$(_context33){while(1){switch(_context33.prev=_context33.next){case 0:if(!isSVG(url)){_context33.next=7;break;}_context33.next=3;return parseToImage(arrayBuffer,options,url);case 3:_image8=_context33.sent;blob=_image8;_context33.next=8;break;case 7:blob=getBlob(arrayBuffer,url);case 8:imagebitmapOptions=options&&options.imagebitmap;_context33.next=11;return safeCreateImageBitmap(blob,imagebitmapOptions);case 11:return _context33.abrupt("return",_context33.sent);case 12:case"end":return _context33.stop();}}},_callee29);}));return _parseToImageBitmap.apply(this,arguments);}function safeCreateImageBitmap(_x53){return _safeCreateImageBitmap.apply(this,arguments);}function _safeCreateImageBitmap(){_safeCreateImageBitmap=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee30(blob){var imagebitmapOptions,_args28=arguments;return _regeneratorRuntime().wrap(function _callee30$(_context34){while(1){switch(_context34.prev=_context34.next){case 0:imagebitmapOptions=_args28.length>1&&_args28[1]!==undefined?_args28[1]:null;if(isEmptyObject(imagebitmapOptions)||!imagebitmapOptionsSupported){imagebitmapOptions=null;}if(!imagebitmapOptions){_context34.next=13;break;}_context34.prev=3;_context34.next=6;return createImageBitmap(blob,imagebitmapOptions);case 6:return _context34.abrupt("return",_context34.sent);case 9:_context34.prev=9;_context34.t0=_context34["catch"](3);console.warn(_context34.t0);imagebitmapOptionsSupported=false;case 13:_context34.next=15;return createImageBitmap(blob);case 15:return _context34.abrupt("return",_context34.sent);case 16:case"end":return _context34.stop();}}},_callee30,null,[[3,9]]);}));return _safeCreateImageBitmap.apply(this,arguments);}function isEmptyObject(object){for(var key in object||EMPTY_OBJECT){return false;}return true;}var BIG_ENDIAN=false;var LITTLE_ENDIAN=true;function getBinaryImageMetadata(binaryData){var dataView=toDataView(binaryData);return getPngMetadata(dataView)||getJpegMetadata(dataView)||getGifMetadata(dataView)||getBmpMetadata(dataView);}function getPngMetadata(binaryData){var dataView=toDataView(binaryData);var isPng=dataView.byteLength>=24&&dataView.getUint32(0,BIG_ENDIAN)===0x89504e47;if(!isPng){return null;}return{mimeType:'image/png',width:dataView.getUint32(16,BIG_ENDIAN),height:dataView.getUint32(20,BIG_ENDIAN)};}function getGifMetadata(binaryData){var dataView=toDataView(binaryData);var isGif=dataView.byteLength>=10&&dataView.getUint32(0,BIG_ENDIAN)===0x47494638;if(!isGif){return null;}return{mimeType:'image/gif',width:dataView.getUint16(6,LITTLE_ENDIAN),height:dataView.getUint16(8,LITTLE_ENDIAN)};}function getBmpMetadata(binaryData){var dataView=toDataView(binaryData);var isBmp=dataView.byteLength>=14&&dataView.getUint16(0,BIG_ENDIAN)===0x424d&&dataView.getUint32(2,LITTLE_ENDIAN)===dataView.byteLength;if(!isBmp){return null;}return{mimeType:'image/bmp',width:dataView.getUint32(18,LITTLE_ENDIAN),height:dataView.getUint32(22,LITTLE_ENDIAN)};}function getJpegMetadata(binaryData){var dataView=toDataView(binaryData);var isJpeg=dataView.byteLength>=3&&dataView.getUint16(0,BIG_ENDIAN)===0xffd8&&dataView.getUint8(2)===0xff;if(!isJpeg){return null;}var _getJpegMarkers=getJpegMarkers(),tableMarkers=_getJpegMarkers.tableMarkers,sofMarkers=_getJpegMarkers.sofMarkers;var i=2;while(i+9<dataView.byteLength){var marker=dataView.getUint16(i,BIG_ENDIAN);if(sofMarkers.has(marker)){return{mimeType:'image/jpeg',height:dataView.getUint16(i+5,BIG_ENDIAN),width:dataView.getUint16(i+7,BIG_ENDIAN)};}if(!tableMarkers.has(marker)){return null;}i+=2;i+=dataView.getUint16(i,BIG_ENDIAN);}return null;}function getJpegMarkers(){var tableMarkers=new Set([0xffdb,0xffc4,0xffcc,0xffdd,0xfffe]);for(var _i521=0xffe0;_i521<0xfff0;++_i521){tableMarkers.add(_i521);}var sofMarkers=new Set([0xffc0,0xffc1,0xffc2,0xffc3,0xffc5,0xffc6,0xffc7,0xffc9,0xffca,0xffcb,0xffcd,0xffce,0xffcf,0xffde]);return{tableMarkers:tableMarkers,sofMarkers:sofMarkers};}function toDataView(data){if(data instanceof DataView){return data;}if(ArrayBuffer.isView(data)){return new DataView(data.buffer);}if(data instanceof ArrayBuffer){return new DataView(data);}throw new Error('toDataView');}function parseToNodeImage(_x54,_x55){return _parseToNodeImage.apply(this,arguments);}function _parseToNodeImage(){_parseToNodeImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee31(arrayBuffer,options){var _ref25,mimeType,_parseImageNode;return _regeneratorRuntime().wrap(function _callee31$(_context35){while(1){switch(_context35.prev=_context35.next){case 0:_ref25=getBinaryImageMetadata(arrayBuffer)||{},mimeType=_ref25.mimeType;_parseImageNode=globalThis._parseImageNode;assert$5(_parseImageNode);_context35.next=5;return _parseImageNode(arrayBuffer,mimeType);case 5:return _context35.abrupt("return",_context35.sent);case 6:case"end":return _context35.stop();}}},_callee31);}));return _parseToNodeImage.apply(this,arguments);}function parseImage(_x56,_x57,_x58){return _parseImage.apply(this,arguments);}function _parseImage(){_parseImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee32(arrayBuffer,options,context){var imageOptions,imageType,_ref26,url,loadType,image;return _regeneratorRuntime().wrap(function _callee32$(_context36){while(1){switch(_context36.prev=_context36.next){case 0:options=options||{};imageOptions=options.image||{};imageType=imageOptions.type||'auto';_ref26=context||{},url=_ref26.url;loadType=getLoadableImageType(imageType);_context36.t0=loadType;_context36.next=_context36.t0==='imagebitmap'?8:_context36.t0==='image'?12:_context36.t0==='data'?16:20;break;case 8:_context36.next=10;return parseToImageBitmap(arrayBuffer,options,url);case 10:image=_context36.sent;return _context36.abrupt("break",21);case 12:_context36.next=14;return parseToImage(arrayBuffer,options,url);case 14:image=_context36.sent;return _context36.abrupt("break",21);case 16:_context36.next=18;return parseToNodeImage(arrayBuffer);case 18:image=_context36.sent;return _context36.abrupt("break",21);case 20:assert$5(false);case 21:if(imageType==='data'){image=getImageData(image);}return _context36.abrupt("return",image);case 23:case"end":return _context36.stop();}}},_callee32);}));return _parseImage.apply(this,arguments);}function getLoadableImageType(type){switch(type){case'auto':case'data':return getDefaultImageType();default:isImageTypeSupported(type);return type;}}var EXTENSIONS$1=['png','jpg','jpeg','gif','webp','bmp','ico','svg'];var MIME_TYPES=['image/png','image/jpeg','image/gif','image/webp','image/bmp','image/vnd.microsoft.icon','image/svg+xml'];var DEFAULT_IMAGE_LOADER_OPTIONS={image:{type:'auto',decode:true}};var ImageLoader={id:'image',module:'images',name:'Images',version:VERSION$2,mimeTypes:MIME_TYPES,extensions:EXTENSIONS$1,parse:parseImage,tests:[function(arrayBuffer){return Boolean(getBinaryImageMetadata(new DataView(arrayBuffer)));}],options:DEFAULT_IMAGE_LOADER_OPTIONS};var NODE_FORMAT_SUPPORT=['image/png','image/jpeg','image/gif'];var mimeTypeSupported={};function _isImageFormatSupported(mimeType){if(mimeTypeSupported[mimeType]===undefined){mimeTypeSupported[mimeType]=checkFormatSupport(mimeType);}return mimeTypeSupported[mimeType];}function checkFormatSupport(mimeType){switch(mimeType){case'image/webp':return checkWebPSupport();case'image/svg':return isBrowser$4;default:if(!isBrowser$4){var _parseImageNode2=globalThis._parseImageNode;return Boolean(_parseImageNode2)&&NODE_FORMAT_SUPPORT.includes(mimeType);}return true;}}function checkWebPSupport(){if(!isBrowser$4){return false;}try{var element=document.createElement('canvas');return element.toDataURL('image/webp').indexOf('data:image/webp')===0;}catch(_unused){return false;}}function assert$1(condition,message){if(!condition){throw new Error(message||'assert failed: gltf');}}function resolveUrl(url,options){var absolute=url.startsWith('data:')||url.startsWith('http:')||url.startsWith('https:');if(absolute){return url;}var baseUrl=options.baseUri||options.uri;if(!baseUrl){throw new Error("'baseUri' must be provided to resolve relative url ".concat(url));}return baseUrl.substr(0,baseUrl.lastIndexOf('/')+1)+url;}function getTypedArrayForBufferView(json,buffers,bufferViewIndex){var bufferView=json.bufferViews[bufferViewIndex];assert$1(bufferView);var bufferIndex=bufferView.buffer;var binChunk=buffers[bufferIndex];assert$1(binChunk);var byteOffset=(bufferView.byteOffset||0)+binChunk.byteOffset;return new Uint8Array(binChunk.arrayBuffer,byteOffset,bufferView.byteLength);}var TYPES=['SCALAR','VEC2','VEC3','VEC4'];var ARRAY_CONSTRUCTOR_TO_WEBGL_CONSTANT=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]];var ARRAY_TO_COMPONENT_TYPE=new Map(ARRAY_CONSTRUCTOR_TO_WEBGL_CONSTANT);var ATTRIBUTE_TYPE_TO_COMPONENTS={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16};var ATTRIBUTE_COMPONENT_TYPE_TO_BYTE_SIZE={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4};var ATTRIBUTE_COMPONENT_TYPE_TO_ARRAY={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function getAccessorTypeFromSize(size){var type=TYPES[size-1];return type||TYPES[0];}function getComponentTypeFromArray(typedArray){var componentType=ARRAY_TO_COMPONENT_TYPE.get(typedArray.constructor);if(!componentType){throw new Error('Illegal typed array');}return componentType;}function getAccessorArrayTypeAndLength(accessor,bufferView){var ArrayType=ATTRIBUTE_COMPONENT_TYPE_TO_ARRAY[accessor.componentType];var components=ATTRIBUTE_TYPE_TO_COMPONENTS[accessor.type];var bytesPerComponent=ATTRIBUTE_COMPONENT_TYPE_TO_BYTE_SIZE[accessor.componentType];var length=accessor.count*components;var byteLength=accessor.count*components*bytesPerComponent;assert$1(byteLength>=0&&byteLength<=bufferView.byteLength);return{ArrayType:ArrayType,length:length,byteLength:byteLength};}var DEFAULT_GLTF_JSON={asset:{version:'2.0',generator:'loaders.gl'},buffers:[]};var GLTFScenegraph=/*#__PURE__*/function(){function GLTFScenegraph(gltf){_classCallCheck(this,GLTFScenegraph);_defineProperty(this,"gltf",void 0);_defineProperty(this,"sourceBuffers",void 0);_defineProperty(this,"byteLength",void 0);this.gltf=gltf||{json:_objectSpread({},DEFAULT_GLTF_JSON),buffers:[]};this.sourceBuffers=[];this.byteLength=0;if(this.gltf.buffers&&this.gltf.buffers[0]){this.byteLength=this.gltf.buffers[0].byteLength;this.sourceBuffers=[this.gltf.buffers[0]];}}_createClass(GLTFScenegraph,[{key:"json",get:function get(){return this.gltf.json;}},{key:"getApplicationData",value:function getApplicationData(key){var data=this.json[key];return data;}},{key:"getExtraData",value:function getExtraData(key){var extras=this.json.extras||{};return extras[key];}},{key:"getExtension",value:function getExtension(extensionName){var isExtension=this.getUsedExtensions().find(function(name){return name===extensionName;});var extensions=this.json.extensions||{};return isExtension?extensions[extensionName]||true:null;}},{key:"getRequiredExtension",value:function getRequiredExtension(extensionName){var isRequired=this.getRequiredExtensions().find(function(name){return name===extensionName;});return isRequired?this.getExtension(extensionName):null;}},{key:"getRequiredExtensions",value:function getRequiredExtensions(){return this.json.extensionsRequired||[];}},{key:"getUsedExtensions",value:function getUsedExtensions(){return this.json.extensionsUsed||[];}},{key:"getObjectExtension",value:function getObjectExtension(object,extensionName){var extensions=object.extensions||{};return extensions[extensionName];}},{key:"getScene",value:function getScene(index){return this.getObject('scenes',index);}},{key:"getNode",value:function getNode(index){return this.getObject('nodes',index);}},{key:"getSkin",value:function getSkin(index){return this.getObject('skins',index);}},{key:"getMesh",value:function getMesh(index){return this.getObject('meshes',index);}},{key:"getMaterial",value:function getMaterial(index){return this.getObject('materials',index);}},{key:"getAccessor",value:function getAccessor(index){return this.getObject('accessors',index);}},{key:"getTexture",value:function getTexture(index){return this.getObject('textures',index);}},{key:"getSampler",value:function getSampler(index){return this.getObject('samplers',index);}},{key:"getImage",value:function getImage(index){return this.getObject('images',index);}},{key:"getBufferView",value:function getBufferView(index){return this.getObject('bufferViews',index);}},{key:"getBuffer",value:function getBuffer(index){return this.getObject('buffers',index);}},{key:"getObject",value:function getObject(array,index){if(_typeof(index)==='object'){return index;}var object=this.json[array]&&this.json[array][index];if(!object){throw new Error("glTF file error: Could not find ".concat(array,"[").concat(index,"]"));}return object;}},{key:"getTypedArrayForBufferView",value:function getTypedArrayForBufferView(bufferView){bufferView=this.getBufferView(bufferView);var bufferIndex=bufferView.buffer;var binChunk=this.gltf.buffers[bufferIndex];assert$1(binChunk);var byteOffset=(bufferView.byteOffset||0)+binChunk.byteOffset;return new Uint8Array(binChunk.arrayBuffer,byteOffset,bufferView.byteLength);}},{key:"getTypedArrayForAccessor",value:function getTypedArrayForAccessor(accessor){accessor=this.getAccessor(accessor);var bufferView=this.getBufferView(accessor.bufferView);var buffer=this.getBuffer(bufferView.buffer);var arrayBuffer=buffer.data;var _getAccessorArrayType=getAccessorArrayTypeAndLength(accessor,bufferView),ArrayType=_getAccessorArrayType.ArrayType,length=_getAccessorArrayType.length;var byteOffset=bufferView.byteOffset+accessor.byteOffset;return new ArrayType(arrayBuffer,byteOffset,length);}},{key:"getTypedArrayForImageData",value:function getTypedArrayForImageData(image){image=this.getAccessor(image);var bufferView=this.getBufferView(image.bufferView);var buffer=this.getBuffer(bufferView.buffer);var arrayBuffer=buffer.data;var byteOffset=bufferView.byteOffset||0;return new Uint8Array(arrayBuffer,byteOffset,bufferView.byteLength);}},{key:"addApplicationData",value:function addApplicationData(key,data){this.json[key]=data;return this;}},{key:"addExtraData",value:function addExtraData(key,data){this.json.extras=this.json.extras||{};this.json.extras[key]=data;return this;}},{key:"addObjectExtension",value:function addObjectExtension(object,extensionName,data){object.extensions=object.extensions||{};object.extensions[extensionName]=data;this.registerUsedExtension(extensionName);return this;}},{key:"setObjectExtension",value:function setObjectExtension(object,extensionName,data){var extensions=object.extensions||{};extensions[extensionName]=data;}},{key:"removeObjectExtension",value:function removeObjectExtension(object,extensionName){var extensions=object.extensions||{};var extension=extensions[extensionName];delete extensions[extensionName];return extension;}},{key:"addExtension",value:function addExtension(extensionName){var extensionData=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};assert$1(extensionData);this.json.extensions=this.json.extensions||{};this.json.extensions[extensionName]=extensionData;this.registerUsedExtension(extensionName);return extensionData;}},{key:"addRequiredExtension",value:function addRequiredExtension(extensionName){var extensionData=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};assert$1(extensionData);this.addExtension(extensionName,extensionData);this.registerRequiredExtension(extensionName);return extensionData;}},{key:"registerUsedExtension",value:function registerUsedExtension(extensionName){this.json.extensionsUsed=this.json.extensionsUsed||[];if(!this.json.extensionsUsed.find(function(ext){return ext===extensionName;})){this.json.extensionsUsed.push(extensionName);}}},{key:"registerRequiredExtension",value:function registerRequiredExtension(extensionName){this.registerUsedExtension(extensionName);this.json.extensionsRequired=this.json.extensionsRequired||[];if(!this.json.extensionsRequired.find(function(ext){return ext===extensionName;})){this.json.extensionsRequired.push(extensionName);}}},{key:"removeExtension",value:function removeExtension(extensionName){if(this.json.extensionsRequired){this._removeStringFromArray(this.json.extensionsRequired,extensionName);}if(this.json.extensionsUsed){this._removeStringFromArray(this.json.extensionsUsed,extensionName);}if(this.json.extensions){delete this.json.extensions[extensionName];}}},{key:"setDefaultScene",value:function setDefaultScene(sceneIndex){this.json.scene=sceneIndex;}},{key:"addScene",value:function addScene(scene){var nodeIndices=scene.nodeIndices;this.json.scenes=this.json.scenes||[];this.json.scenes.push({nodes:nodeIndices});return this.json.scenes.length-1;}},{key:"addNode",value:function addNode(node){var meshIndex=node.meshIndex,matrix=node.matrix;this.json.nodes=this.json.nodes||[];var nodeData={mesh:meshIndex};if(matrix){nodeData.matrix=matrix;}this.json.nodes.push(nodeData);return this.json.nodes.length-1;}},{key:"addMesh",value:function addMesh(mesh){var attributes=mesh.attributes,indices=mesh.indices,material=mesh.material,_mesh$mode=mesh.mode,mode=_mesh$mode===void 0?4:_mesh$mode;var accessors=this._addAttributes(attributes);var glTFMesh={primitives:[{attributes:accessors,mode:mode}]};if(indices){var indicesAccessor=this._addIndices(indices);glTFMesh.primitives[0].indices=indicesAccessor;}if(Number.isFinite(material)){glTFMesh.primitives[0].material=material;}this.json.meshes=this.json.meshes||[];this.json.meshes.push(glTFMesh);return this.json.meshes.length-1;}},{key:"addPointCloud",value:function addPointCloud(attributes){var accessorIndices=this._addAttributes(attributes);var glTFMesh={primitives:[{attributes:accessorIndices,mode:0}]};this.json.meshes=this.json.meshes||[];this.json.meshes.push(glTFMesh);return this.json.meshes.length-1;}},{key:"addImage",value:function addImage(imageData,mimeTypeOpt){var metadata=getBinaryImageMetadata(imageData);var mimeType=mimeTypeOpt||(metadata===null||metadata===void 0?void 0:metadata.mimeType);var bufferViewIndex=this.addBufferView(imageData);var glTFImage={bufferView:bufferViewIndex,mimeType:mimeType};this.json.images=this.json.images||[];this.json.images.push(glTFImage);return this.json.images.length-1;}},{key:"addBufferView",value:function addBufferView(buffer){var byteLength=buffer.byteLength;assert$1(Number.isFinite(byteLength));this.sourceBuffers=this.sourceBuffers||[];this.sourceBuffers.push(buffer);var glTFBufferView={buffer:0,byteOffset:this.byteLength,byteLength:byteLength};this.byteLength+=padToNBytes(byteLength,4);this.json.bufferViews=this.json.bufferViews||[];this.json.bufferViews.push(glTFBufferView);return this.json.bufferViews.length-1;}},{key:"addAccessor",value:function addAccessor(bufferViewIndex,accessor){var glTFAccessor={bufferView:bufferViewIndex,type:getAccessorTypeFromSize(accessor.size),componentType:accessor.componentType,count:accessor.count,max:accessor.max,min:accessor.min};this.json.accessors=this.json.accessors||[];this.json.accessors.push(glTFAccessor);return this.json.accessors.length-1;}},{key:"addBinaryBuffer",value:function addBinaryBuffer(sourceBuffer){var accessor=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{size:3};var bufferViewIndex=this.addBufferView(sourceBuffer);var minMax={min:accessor.min,max:accessor.max};if(!minMax.min||!minMax.max){minMax=this._getAccessorMinMax(sourceBuffer,accessor.size);}var accessorDefaults={size:accessor.size,componentType:getComponentTypeFromArray(sourceBuffer),count:Math.round(sourceBuffer.length/accessor.size),min:minMax.min,max:minMax.max};return this.addAccessor(bufferViewIndex,Object.assign(accessorDefaults,accessor));}},{key:"addTexture",value:function addTexture(texture){var imageIndex=texture.imageIndex;var glTFTexture={source:imageIndex};this.json.textures=this.json.textures||[];this.json.textures.push(glTFTexture);return this.json.textures.length-1;}},{key:"addMaterial",value:function addMaterial(pbrMaterialInfo){this.json.materials=this.json.materials||[];this.json.materials.push(pbrMaterialInfo);return this.json.materials.length-1;}},{key:"createBinaryChunk",value:function createBinaryChunk(){var _this$json,_this$json$buffers;this.gltf.buffers=[];var totalByteLength=this.byteLength;var arrayBuffer=new ArrayBuffer(totalByteLength);var targetArray=new Uint8Array(arrayBuffer);var dstByteOffset=0;var _iterator17=_createForOfIteratorHelper(this.sourceBuffers||[]),_step17;try{for(_iterator17.s();!(_step17=_iterator17.n()).done;){var sourceBuffer=_step17.value;dstByteOffset=copyToArray(sourceBuffer,targetArray,dstByteOffset);}}catch(err){_iterator17.e(err);}finally{_iterator17.f();}if((_this$json=this.json)!==null&&_this$json!==void 0&&(_this$json$buffers=_this$json.buffers)!==null&&_this$json$buffers!==void 0&&_this$json$buffers[0]){this.json.buffers[0].byteLength=totalByteLength;}else{this.json.buffers=[{byteLength:totalByteLength}];}this.gltf.binary=arrayBuffer;this.sourceBuffers=[arrayBuffer];}},{key:"_removeStringFromArray",value:function _removeStringFromArray(array,string){var found=true;while(found){var index=array.indexOf(string);if(index>-1){array.splice(index,1);}else{found=false;}}}},{key:"_addAttributes",value:function _addAttributes(){var attributes=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};var result={};for(var attributeKey in attributes){var attributeData=attributes[attributeKey];var attrName=this._getGltfAttributeName(attributeKey);var accessor=this.addBinaryBuffer(attributeData.value,attributeData);result[attrName]=accessor;}return result;}},{key:"_addIndices",value:function _addIndices(indices){return this.addBinaryBuffer(indices,{size:1});}},{key:"_getGltfAttributeName",value:function _getGltfAttributeName(attributeName){switch(attributeName.toLowerCase()){case'position':case'positions':case'vertices':return'POSITION';case'normal':case'normals':return'NORMAL';case'color':case'colors':return'COLOR_0';case'texcoord':case'texcoords':return'TEXCOORD_0';default:return attributeName;}}},{key:"_getAccessorMinMax",value:function _getAccessorMinMax(buffer,size){var result={min:null,max:null};if(buffer.length<size){return result;}result.min=[];result.max=[];var initValues=buffer.subarray(0,size);var _iterator18=_createForOfIteratorHelper(initValues),_step18;try{for(_iterator18.s();!(_step18=_iterator18.n()).done;){var value=_step18.value;result.min.push(value);result.max.push(value);}}catch(err){_iterator18.e(err);}finally{_iterator18.f();}for(var index=size;index<buffer.length;index+=size){for(var componentIndex=0;componentIndex<size;componentIndex++){result.min[0+componentIndex]=Math.min(result.min[0+componentIndex],buffer[index+componentIndex]);result.max[0+componentIndex]=Math.max(result.max[0+componentIndex],buffer[index+componentIndex]);}}return result;}}]);return GLTFScenegraph;}();var 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rCBAICFrCFZl9zAG8oGBJHIjGBABAIjGBABCIJRBAFCaJHFQBSGMMEXGXAKAE9JQBC9+bMAK1BBHGCgFZRIGXGXAGCa9MQBAKCFJRKSFMAK1BFHGCgBZCOWAICgBZqRIGXAGCa9MQBAKCGJRKSFMAK1BGHGCgBZCfWAIqRIGXAGCa9MQBAKCEJRKSFMAK1BEHGCgBZCdWAIqRIGXAGCa9MQBAKCIJRKSFMAK2BIC8cWAIqRIAKCLJRKMABAICGrCBAICFrCFZl9zALCNJAICFZCGWqHI8oGBJHG87FBAIAGjGBABCGJRBAFCaJHFQBMMCBC99AKAE6yRKMAKM+lLKFaF99GaG99FaG99GXGXAGCI9HQBAF9FQFEXGXGX9DBBB8/9DBBB+/ABCGJHG1BB+yAB1BBHE+yHI+L+TABCFJHL1BBHK+yHO+L+THN9DBBBB9gHVyAN9DBB/+hANAN+U9DBBBBANAVyHcAc+MHMAECa3yAI+SHIAI+UAcAMAKCa3yAO+SHcAc+U+S+S+R+VHO+U+SHN+L9DBBB9P9d9FQBAN+oRESFMCUUUU94REMAGAE86BBGXGX9DBBB8/9DBBB+/Ac9DBBBB9gyAcAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMALAG86BBGXGX9DBBB8/9DBBB+/AI9DBBBB9gyAIAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMABAG86BBABCIJRBAFCaJHFQBSGMMAF9FQBEXGXGX9DBBB8/9DBBB+/ABCIJHG8uFB+yAB8uFBHE+yHI+L+TABCGJHL8uFBHK+yHO+L+THN9DBBBB9gHVyAN9DB/+g6ANAN+U9DBBBBANAVyHcAc+MHMAECa3yAI+SHIAI+UAcAMAKCa3yAO+SHcAc+U+S+S+R+VHO+U+SHN+L9DBBB9P9d9FQBAN+oRESFMCUUUU94REMAGAE87FBGXGX9DBBB8/9DBBB+/Ac9DBBBB9gyAcAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMALAG87FBGXGX9DBBB8/9DBBB+/AI9DBBBB9gyAIAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMABAG87FBABCNJRBAFCaJHFQBMMM/SEIEaE99EaF99GXAF9FQBCBREABRIEXGXGX9D/zI818/AICKJ8uFBHLCEq+y+VHKAI8uFB+y+UHO9DB/+g6+U9DBBB8/9DBBB+/AO9DBBBB9gy+SHN+L9DBBB9P9d9FQBAN+oRVSFMCUUUU94RVMAICIJ8uFBRcAICGJ8uFBRMABALCFJCEZAEqCFWJAV87FBGXGXAKAM+y+UHN9DB/+g6+U9DBBB8/9DBBB+/AN9DBBBB9gy+SHS+L9DBBB9P9d9FQBAS+oRMSFMCUUUU94RMMABALCGJCEZAEqCFWJAM87FBGXGXAKAc+y+UHK9DB/+g6+U9DBBB8/9DBBB+/AK9DBBBB9gy+SHS+L9DBBB9P9d9FQBAS+oRcSFMCUUUU94RcMABALCaJCEZAEqCFWJAc87FBGXGX9DBBU8/AOAO+U+TANAN+U+TAKAK+U+THO9DBBBBAO9DBBBB9gy+R9DB/+g6+U9DBBB8/+SHO+L9DBBB9P9d9FQBAO+oRcSFMCUUUU94RcMABALCEZAEqCFWJAc87FBAICNJRIAECIJREAFCaJHFQBMMM9JBGXAGCGrAF9sHF9FQBEXABAB8oGBHGCNWCN91+yAGCi91CnWCUUU/8EJ+++U84GBABCIJRBAFCaJHFQBMMM9TFEaCBCB8oGUkUUBHFABCEJC98ZJHBjGUkUUBGXGXAB8/BCTWHGuQBCaREABAGlCggEJCTrXBCa6QFMAFREMAEM/lFFFaGXGXAFABqCEZ9FQBABRESFMGXGXAGCT9PQBABRESFMABREEXAEAF8oGBjGBAECIJAFCIJ8oGBjGBAECNJAFCNJ8oGBjGBAECSJAFCSJ8oGBjGBAECTJREAFCTJRFAGC9wJHGCb9LQBMMAGCI9JQBEXAEAF8oGBjGBAFCIJRFAECIJREAGC98JHGCE9LQBMMGXAG9FQBEXAEAF2BB86BBAECFJREAFCFJRFAGCaJHGQBMMABMoFFGaGXGXABCEZ9FQBABRESFMAFCgFZC+BwsN9sRIGXGXAGCT9PQBABRESFMABREEXAEAIjGBAECSJAIjGBAECNJAIjGBAECIJAIjGBAECTJREAGC9wJHGCb9LQBMMAGCI9JQBEXAEAIjGBAECIJREAGC98JHGCE9LQBMMGXAG9FQBEXAEAF86BBAECFJREAGCaJHGQBMMABMMMFBCUNMIT9kBB';var 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';var detector=new Uint8Array([0,97,115,109,1,0,0,0,1,4,1,96,0,0,3,3,2,0,0,5,3,1,0,1,12,1,0,10,22,2,12,0,65,0,65,0,65,0,252,10,0,0,11,7,0,65,0,253,15,26,11]);var wasmpack=new Uint8Array([32,0,65,253,3,1,2,34,4,106,6,5,11,8,7,20,13,33,12,16,128,9,116,64,19,113,127,15,10,21,22,14,255,66,24,54,136,107,18,23,192,26,114,118,132,17,77,101,130,144,27,87,131,44,45,74,156,154,70,167]);var FILTERS={0:'',1:'meshopt_decodeFilterOct',2:'meshopt_decodeFilterQuat',3:'meshopt_decodeFilterExp',NONE:'',OCTAHEDRAL:'meshopt_decodeFilterOct',QUATERNION:'meshopt_decodeFilterQuat',EXPONENTIAL:'meshopt_decodeFilterExp'};var DECODERS={0:'meshopt_decodeVertexBuffer',1:'meshopt_decodeIndexBuffer',2:'meshopt_decodeIndexSequence',ATTRIBUTES:'meshopt_decodeVertexBuffer',TRIANGLES:'meshopt_decodeIndexBuffer',INDICES:'meshopt_decodeIndexSequence'};function meshoptDecodeGltfBuffer(_x59,_x60,_x61,_x62,_x63){return _meshoptDecodeGltfBuffer.apply(this,arguments);}function _meshoptDecodeGltfBuffer(){_meshoptDecodeGltfBuffer=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee33(target,count,size,source,mode){var filter,instance,_args31=arguments;return _regeneratorRuntime().wrap(function _callee33$(_context37){while(1){switch(_context37.prev=_context37.next){case 0:filter=_args31.length>5&&_args31[5]!==undefined?_args31[5]:'NONE';_context37.next=3;return loadWasmInstance();case 3:instance=_context37.sent;decode$5(instance,instance.exports[DECODERS[mode]],target,count,size,source,instance.exports[FILTERS[filter||'NONE']]);case 5:case"end":return _context37.stop();}}},_callee33);}));return _meshoptDecodeGltfBuffer.apply(this,arguments);}var wasmPromise;function loadWasmInstance(){return _loadWasmInstance.apply(this,arguments);}function _loadWasmInstance(){_loadWasmInstance=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee34(){return _regeneratorRuntime().wrap(function 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EXT_MESHOPT_COMPRESSION='EXT_meshopt_compression';var name$6=EXT_MESHOPT_COMPRESSION;function decode$4(_x64,_x65){return _decode$.apply(this,arguments);}function _decode$(){_decode$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee36(gltfData,options){var _options$gltf,scenegraph,promises,_iterator48,_step48,bufferViewIndex;return _regeneratorRuntime().wrap(function _callee36$(_context40){while(1){switch(_context40.prev=_context40.next){case 0:scenegraph=new GLTFScenegraph(gltfData);if(options!==null&&options!==void 0&&(_options$gltf=options.gltf)!==null&&_options$gltf!==void 0&&_options$gltf.decompressMeshes){_context40.next=3;break;}return _context40.abrupt("return");case 3:promises=[];_iterator48=_createForOfIteratorHelper(gltfData.json.bufferViews||[]);try{for(_iterator48.s();!(_step48=_iterator48.n()).done;){bufferViewIndex=_step48.value;promises.push(decodeMeshoptBufferView(scenegraph,bufferViewIndex));}}catch(err){_iterator48.e(err);}finally{_iterator48.f();}_context40.next=8;return Promise.all(promises);case 8:scenegraph.removeExtension(EXT_MESHOPT_COMPRESSION);case 9:case"end":return _context40.stop();}}},_callee36);}));return _decode$.apply(this,arguments);}function decodeMeshoptBufferView(_x66,_x67){return _decodeMeshoptBufferView.apply(this,arguments);}function _decodeMeshoptBufferView(){_decodeMeshoptBufferView=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee37(scenegraph,bufferView){var meshoptExtension,_meshoptExtension$byt,byteOffset,_meshoptExtension$byt2,byteLength,byteStride,count,mode,_meshoptExtension$fil,filter,bufferIndex,buffer,source,result;return _regeneratorRuntime().wrap(function _callee37$(_context41){while(1){switch(_context41.prev=_context41.next){case 0:meshoptExtension=scenegraph.getObjectExtension(bufferView,EXT_MESHOPT_COMPRESSION);if(!meshoptExtension){_context41.next=9;break;}_meshoptExtension$byt=meshoptExtension.byteOffset,byteOffset=_meshoptExtension$byt===void 0?0:_meshoptExtension$byt,_meshoptExtension$byt2=meshoptExtension.byteLength,byteLength=_meshoptExtension$byt2===void 0?0:_meshoptExtension$byt2,byteStride=meshoptExtension.byteStride,count=meshoptExtension.count,mode=meshoptExtension.mode,_meshoptExtension$fil=meshoptExtension.filter,filter=_meshoptExtension$fil===void 0?'NONE':_meshoptExtension$fil,bufferIndex=meshoptExtension.buffer;buffer=scenegraph.gltf.buffers[bufferIndex];source=new Uint8Array(buffer.arrayBuffer,buffer.byteOffset+byteOffset,byteLength);result=new Uint8Array(scenegraph.gltf.buffers[bufferView.buffer].arrayBuffer,bufferView.byteOffset,bufferView.byteLength);_context41.next=8;return meshoptDecodeGltfBuffer(result,count,byteStride,source,mode,filter);case 8:return _context41.abrupt("return",result);case 9:return _context41.abrupt("return",null);case 10:case"end":return _context41.stop();}}},_callee37);}));return _decodeMeshoptBufferView.apply(this,arguments);}var EXT_meshopt_compression=/*#__PURE__*/Object.freeze({__proto__:null,name:name$6,decode:decode$4});var EXT_TEXTURE_WEBP='EXT_texture_webp';var name$5=EXT_TEXTURE_WEBP;function preprocess$3(gltfData,options){var scenegraph=new GLTFScenegraph(gltfData);if(!_isImageFormatSupported('image/webp')){if(scenegraph.getRequiredExtensions().includes(EXT_TEXTURE_WEBP)){throw new Error("gltf: Required extension ".concat(EXT_TEXTURE_WEBP," not supported by browser"));}return;}var json=scenegraph.json;var _iterator19=_createForOfIteratorHelper(json.textures||[]),_step19;try{for(_iterator19.s();!(_step19=_iterator19.n()).done;){var texture=_step19.value;var extension=scenegraph.getObjectExtension(texture,EXT_TEXTURE_WEBP);if(extension){texture.source=extension.source;}scenegraph.removeObjectExtension(texture,EXT_TEXTURE_WEBP);}}catch(err){_iterator19.e(err);}finally{_iterator19.f();}scenegraph.removeExtension(EXT_TEXTURE_WEBP);}var EXT_texture_webp=/*#__PURE__*/Object.freeze({__proto__:null,name:name$5,preprocess:preprocess$3});var KHR_TEXTURE_BASISU='KHR_texture_basisu';var name$4=KHR_TEXTURE_BASISU;function preprocess$2(gltfData,options){var scene=new GLTFScenegraph(gltfData);var json=scene.json;var _iterator20=_createForOfIteratorHelper(json.textures||[]),_step20;try{for(_iterator20.s();!(_step20=_iterator20.n()).done;){var texture=_step20.value;var extension=scene.getObjectExtension(texture,KHR_TEXTURE_BASISU);if(extension){texture.source=extension.source;}scene.removeObjectExtension(texture,KHR_TEXTURE_BASISU);}}catch(err){_iterator20.e(err);}finally{_iterator20.f();}scene.removeExtension(KHR_TEXTURE_BASISU);}var KHR_texture_basisu=/*#__PURE__*/Object.freeze({__proto__:null,name:name$4,preprocess:preprocess$2});var VERSION$1="3.2.6";var DEFAULT_DRACO_OPTIONS={draco:{decoderType:(typeof WebAssembly==="undefined"?"undefined":_typeof(WebAssembly))==='object'?'wasm':'js',libraryPath:'libs/',extraAttributes:{},attributeNameEntry:undefined}};var DracoLoader$1={name:'Draco',id:'draco',module:'draco',shapes:['mesh'],version:VERSION$1,worker:true,extensions:['drc'],mimeTypes:['application/octet-stream'],binary:true,tests:['DRACO'],options:DEFAULT_DRACO_OPTIONS};function getMeshBoundingBox(attributes){var minX=Infinity;var minY=Infinity;var minZ=Infinity;var maxX=-Infinity;var maxY=-Infinity;var maxZ=-Infinity;var positions=attributes.POSITION?attributes.POSITION.value:[];var len=positions&&positions.length;for(var _i524=0;_i524<len;_i524+=3){var x=positions[_i524];var y=positions[_i524+1];var _z4=positions[_i524+2];minX=x<minX?x:minX;minY=y<minY?y:minY;minZ=_z4<minZ?_z4:minZ;maxX=x>maxX?x:maxX;maxY=y>maxY?y:maxY;maxZ=_z4>maxZ?_z4:maxZ;}return[[minX,minY,minZ],[maxX,maxY,maxZ]];}function assert(condition,message){if(!condition){throw new Error(message||'loader assertion failed.');}}var Schema=/*#__PURE__*/function(){function Schema(fields,metadata){_classCallCheck(this,Schema);_defineProperty(this,"fields",void 0);_defineProperty(this,"metadata",void 0);assert(Array.isArray(fields));checkNames(fields);this.fields=fields;this.metadata=metadata||new Map();}_createClass(Schema,[{key:"compareTo",value:function compareTo(other){if(this.metadata!==other.metadata){return false;}if(this.fields.length!==other.fields.length){return false;}for(var _i525=0;_i525<this.fields.length;++_i525){if(!this.fields[_i525].compareTo(other.fields[_i525])){return false;}}return true;}},{key:"select",value:function select(){var nameMap=Object.create(null);for(var _len113=arguments.length,columnNames=new Array(_len113),_key11=0;_key11<_len113;_key11++){columnNames[_key11]=arguments[_key11];}for(var _i526=0,_columnNames=columnNames;_i526<_columnNames.length;_i526++){var _name6=_columnNames[_i526];nameMap[_name6]=true;}var selectedFields=this.fields.filter(function(field){return nameMap[field.name];});return new Schema(selectedFields,this.metadata);}},{key:"selectAt",value:function selectAt(){var _this119=this;for(var _len114=arguments.length,columnIndices=new Array(_len114),_key12=0;_key12<_len114;_key12++){columnIndices[_key12]=arguments[_key12];}var selectedFields=columnIndices.map(function(index){return _this119.fields[index];}).filter(Boolean);return new Schema(selectedFields,this.metadata);}},{key:"assign",value:function assign(schemaOrFields){var fields;var metadata=this.metadata;if(schemaOrFields instanceof Schema){var otherSchema=schemaOrFields;fields=otherSchema.fields;metadata=mergeMaps(mergeMaps(new Map(),this.metadata),otherSchema.metadata);}else{fields=schemaOrFields;}var fieldMap=Object.create(null);var _iterator21=_createForOfIteratorHelper(this.fields),_step21;try{for(_iterator21.s();!(_step21=_iterator21.n()).done;){var field=_step21.value;fieldMap[field.name]=field;}}catch(err){_iterator21.e(err);}finally{_iterator21.f();}var _iterator22=_createForOfIteratorHelper(fields),_step22;try{for(_iterator22.s();!(_step22=_iterator22.n()).done;){var _field=_step22.value;fieldMap[_field.name]=_field;}}catch(err){_iterator22.e(err);}finally{_iterator22.f();}var mergedFields=Object.values(fieldMap);return new Schema(mergedFields,metadata);}}]);return Schema;}();function checkNames(fields){var usedNames={};var _iterator23=_createForOfIteratorHelper(fields),_step23;try{for(_iterator23.s();!(_step23=_iterator23.n()).done;){var field=_step23.value;if(usedNames[field.name]){console.warn('Schema: duplicated field name',field.name,field);}usedNames[field.name]=true;}}catch(err){_iterator23.e(err);}finally{_iterator23.f();}}function mergeMaps(m1,m2){return new Map([].concat(_toConsumableArray(m1||new Map()),_toConsumableArray(m2||new Map())));}var Field=/*#__PURE__*/function(){function Field(name,type){var nullable=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;var metadata=arguments.length>3&&arguments[3]!==undefined?arguments[3]:new Map();_classCallCheck(this,Field);_defineProperty(this,"name",void 0);_defineProperty(this,"type",void 0);_defineProperty(this,"nullable",void 0);_defineProperty(this,"metadata",void 0);this.name=name;this.type=type;this.nullable=nullable;this.metadata=metadata;}_createClass(Field,[{key:"typeId",get:function get(){return this.type&&this.type.typeId;}},{key:"clone",value:function clone(){return new Field(this.name,this.type,this.nullable,this.metadata);}},{key:"compareTo",value:function compareTo(other){return this.name===other.name&&this.type===other.type&&this.nullable===other.nullable&&this.metadata===other.metadata;}},{key:"toString",value:function toString(){return"".concat(this.type).concat(this.nullable?', nullable':'').concat(this.metadata?", metadata: ".concat(this.metadata):'');}}]);return Field;}();var Type;(function(Type){Type[Type["NONE"]=0]="NONE";Type[Type["Null"]=1]="Null";Type[Type["Int"]=2]="Int";Type[Type["Float"]=3]="Float";Type[Type["Binary"]=4]="Binary";Type[Type["Utf8"]=5]="Utf8";Type[Type["Bool"]=6]="Bool";Type[Type["Decimal"]=7]="Decimal";Type[Type["Date"]=8]="Date";Type[Type["Time"]=9]="Time";Type[Type["Timestamp"]=10]="Timestamp";Type[Type["Interval"]=11]="Interval";Type[Type["List"]=12]="List";Type[Type["Struct"]=13]="Struct";Type[Type["Union"]=14]="Union";Type[Type["FixedSizeBinary"]=15]="FixedSizeBinary";Type[Type["FixedSizeList"]=16]="FixedSizeList";Type[Type["Map"]=17]="Map";Type[Type["Dictionary"]=-1]="Dictionary";Type[Type["Int8"]=-2]="Int8";Type[Type["Int16"]=-3]="Int16";Type[Type["Int32"]=-4]="Int32";Type[Type["Int64"]=-5]="Int64";Type[Type["Uint8"]=-6]="Uint8";Type[Type["Uint16"]=-7]="Uint16";Type[Type["Uint32"]=-8]="Uint32";Type[Type["Uint64"]=-9]="Uint64";Type[Type["Float16"]=-10]="Float16";Type[Type["Float32"]=-11]="Float32";Type[Type["Float64"]=-12]="Float64";Type[Type["DateDay"]=-13]="DateDay";Type[Type["DateMillisecond"]=-14]="DateMillisecond";Type[Type["TimestampSecond"]=-15]="TimestampSecond";Type[Type["TimestampMillisecond"]=-16]="TimestampMillisecond";Type[Type["TimestampMicrosecond"]=-17]="TimestampMicrosecond";Type[Type["TimestampNanosecond"]=-18]="TimestampNanosecond";Type[Type["TimeSecond"]=-19]="TimeSecond";Type[Type["TimeMillisecond"]=-20]="TimeMillisecond";Type[Type["TimeMicrosecond"]=-21]="TimeMicrosecond";Type[Type["TimeNanosecond"]=-22]="TimeNanosecond";Type[Type["DenseUnion"]=-23]="DenseUnion";Type[Type["SparseUnion"]=-24]="SparseUnion";Type[Type["IntervalDayTime"]=-25]="IntervalDayTime";Type[Type["IntervalYearMonth"]=-26]="IntervalYearMonth";})(Type||(Type={}));var 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x&&x.typeId===Type.Time;}},{key:"isTimestamp",value:function isTimestamp(x){return x&&x.typeId===Type.Timestamp;}},{key:"isInterval",value:function isInterval(x){return x&&x.typeId===Type.Interval;}},{key:"isList",value:function isList(x){return x&&x.typeId===Type.List;}},{key:"isStruct",value:function isStruct(x){return x&&x.typeId===Type.Struct;}},{key:"isUnion",value:function isUnion(x){return x&&x.typeId===Type.Union;}},{key:"isFixedSizeBinary",value:function isFixedSizeBinary(x){return x&&x.typeId===Type.FixedSizeBinary;}},{key:"isFixedSizeList",value:function isFixedSizeList(x){return x&&x.typeId===Type.FixedSizeList;}},{key:"isMap",value:function isMap(x){return x&&x.typeId===Type.Map;}},{key:"isDictionary",value:function isDictionary(x){return x&&x.typeId===Type.Dictionary;}}]);return DataType;}();_Symbol$toStringTag=Symbol.toStringTag;var Int=/*#__PURE__*/function(_DataType,_Symbol$toStringTag3){_inherits(Int,_DataType);var _super147=_createSuper(Int);function 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Float=/*#__PURE__*/function(_DataType2,_Symbol$toStringTag4){_inherits(Float,_DataType2);var _super154=_createSuper(Float);function Float(precision){var _this121;_classCallCheck(this,Float);_this121=_super154.call(this);_defineProperty(_assertThisInitialized(_this121),"precision",void 0);_this121.precision=precision;return _this121;}_createClass(Float,[{key:"typeId",get:function get(){return Type.Float;}},{key:_Symbol$toStringTag4,get:function get(){return'Float';}},{key:"toString",value:function toString(){return"Float".concat(this.precision);}}]);return Float;}(DataType,_Symbol$toStringTag2);var Float32=/*#__PURE__*/function(_Float){_inherits(Float32,_Float);var _super155=_createSuper(Float32);function Float32(){_classCallCheck(this,Float32);return _super155.call(this,Precision.SINGLE);}return _createClass(Float32);}(Float);var Float64=/*#__PURE__*/function(_Float2){_inherits(Float64,_Float2);var _super156=_createSuper(Float64);function Float64(){_classCallCheck(this,Float64);return _super156.call(this,Precision.DOUBLE);}return _createClass(Float64);}(Float);_Symbol$toStringTag7=Symbol.toStringTag;var FixedSizeList=/*#__PURE__*/function(_DataType3,_Symbol$toStringTag5){_inherits(FixedSizeList,_DataType3);var _super157=_createSuper(FixedSizeList);function FixedSizeList(listSize,child){var _this122;_classCallCheck(this,FixedSizeList);_this122=_super157.call(this);_defineProperty(_assertThisInitialized(_this122),"listSize",void 0);_defineProperty(_assertThisInitialized(_this122),"children",void 0);_this122.listSize=listSize;_this122.children=[child];return _this122;}_createClass(FixedSizeList,[{key:"typeId",get:function get(){return Type.FixedSizeList;}},{key:"valueType",get:function get(){return this.children[0].type;}},{key:"valueField",get:function get(){return this.children[0];}},{key:_Symbol$toStringTag5,get:function get(){return'FixedSizeList';}},{key:"toString",value:function toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">");}}]);return FixedSizeList;}(DataType,_Symbol$toStringTag7);function getArrowTypeFromTypedArray(array){switch(array.constructor){case Int8Array:return new Int8();case Uint8Array:return new Uint8();case Int16Array:return new Int16();case Uint16Array:return new Uint16();case Int32Array:return new Int32();case Uint32Array:return new Uint32();case Float32Array:return new Float32();case Float64Array:return new Float64();default:throw new Error('array type not supported');}}function deduceMeshField(attributeName,attribute,optionalMetadata){var type=getArrowTypeFromTypedArray(attribute.value);var metadata=optionalMetadata?optionalMetadata:makeMeshAttributeMetadata(attribute);var field=new Field(attributeName,new FixedSizeList(attribute.size,new Field('value',type)),false,metadata);return field;}function makeMeshAttributeMetadata(attribute){var result=new Map();if('byteOffset'in attribute){result.set('byteOffset',attribute.byteOffset.toString(10));}if('byteStride'in attribute){result.set('byteStride',attribute.byteStride.toString(10));}if('normalized'in attribute){result.set('normalized',attribute.normalized.toString());}return result;}function getDracoSchema(attributes,loaderData,indices){var metadataMap=makeMetadata(loaderData.metadata);var fields=[];var namedLoaderDataAttributes=transformAttributesLoaderData(loaderData.attributes);for(var attributeName in attributes){var attribute=attributes[attributeName];var field=getArrowFieldFromAttribute(attributeName,attribute,namedLoaderDataAttributes[attributeName]);fields.push(field);}if(indices){var indicesField=getArrowFieldFromAttribute('indices',indices);fields.push(indicesField);}return new Schema(fields,metadataMap);}function transformAttributesLoaderData(loaderData){var result={};for(var key in loaderData){var dracoAttribute=loaderData[key];result[dracoAttribute.name||'undefined']=dracoAttribute;}return result;}function getArrowFieldFromAttribute(attributeName,attribute,loaderData){var metadataMap=loaderData?makeMetadata(loaderData.metadata):undefined;var field=deduceMeshField(attributeName,attribute,metadataMap);return field;}function makeMetadata(metadata){var metadataMap=new Map();for(var key in metadata){metadataMap.set("".concat(key,".string"),JSON.stringify(metadata[key]));}return metadataMap;}var DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP={POSITION:'POSITION',NORMAL:'NORMAL',COLOR:'COLOR_0',TEX_COORD:'TEXCOORD_0'};var DRACO_DATA_TYPE_TO_TYPED_ARRAY_MAP={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};var INDEX_ITEM_SIZE=4;var DracoParser=/*#__PURE__*/function(){function DracoParser(draco){_classCallCheck(this,DracoParser);_defineProperty(this,"draco",void 0);_defineProperty(this,"decoder",void 0);_defineProperty(this,"metadataQuerier",void 0);this.draco=draco;this.decoder=new this.draco.Decoder();this.metadataQuerier=new this.draco.MetadataQuerier();}_createClass(DracoParser,[{key:"destroy",value:function destroy(){this.draco.destroy(this.decoder);this.draco.destroy(this.metadataQuerier);}},{key:"parseSync",value:function parseSync(arrayBuffer){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var buffer=new this.draco.DecoderBuffer();buffer.Init(new Int8Array(arrayBuffer),arrayBuffer.byteLength);this._disableAttributeTransforms(options);var geometry_type=this.decoder.GetEncodedGeometryType(buffer);var dracoGeometry=geometry_type===this.draco.TRIANGULAR_MESH?new this.draco.Mesh():new this.draco.PointCloud();try{var dracoStatus;switch(geometry_type){case this.draco.TRIANGULAR_MESH:dracoStatus=this.decoder.DecodeBufferToMesh(buffer,dracoGeometry);break;case this.draco.POINT_CLOUD:dracoStatus=this.decoder.DecodeBufferToPointCloud(buffer,dracoGeometry);break;default:throw new Error('DRACO: Unknown geometry type.');}if(!dracoStatus.ok()||!dracoGeometry.ptr){var message="DRACO decompression failed: ".concat(dracoStatus.error_msg());throw new Error(message);}var loaderData=this._getDracoLoaderData(dracoGeometry,geometry_type,options);var geometry=this._getMeshData(dracoGeometry,loaderData,options);var boundingBox=getMeshBoundingBox(geometry.attributes);var schema=getDracoSchema(geometry.attributes,loaderData,geometry.indices);var data=_objectSpread(_objectSpread({loader:'draco',loaderData:loaderData,header:{vertexCount:dracoGeometry.num_points(),boundingBox:boundingBox}},geometry),{},{schema:schema});return data;}finally{this.draco.destroy(buffer);if(dracoGeometry){this.draco.destroy(dracoGeometry);}}}},{key:"_getDracoLoaderData",value:function _getDracoLoaderData(dracoGeometry,geometry_type,options){var metadata=this._getTopLevelMetadata(dracoGeometry);var attributes=this._getDracoAttributes(dracoGeometry,options);return{geometry_type:geometry_type,num_attributes:dracoGeometry.num_attributes(),num_points:dracoGeometry.num_points(),num_faces:dracoGeometry instanceof this.draco.Mesh?dracoGeometry.num_faces():0,metadata:metadata,attributes:attributes};}},{key:"_getDracoAttributes",value:function _getDracoAttributes(dracoGeometry,options){var dracoAttributes={};for(var attributeId=0;attributeId<dracoGeometry.num_attributes();attributeId++){var dracoAttribute=this.decoder.GetAttribute(dracoGeometry,attributeId);var metadata=this._getAttributeMetadata(dracoGeometry,attributeId);dracoAttributes[dracoAttribute.unique_id()]={unique_id:dracoAttribute.unique_id(),attribute_type:dracoAttribute.attribute_type(),data_type:dracoAttribute.data_type(),num_components:dracoAttribute.num_components(),byte_offset:dracoAttribute.byte_offset(),byte_stride:dracoAttribute.byte_stride(),normalized:dracoAttribute.normalized(),attribute_index:attributeId,metadata:metadata};var quantization=this._getQuantizationTransform(dracoAttribute,options);if(quantization){dracoAttributes[dracoAttribute.unique_id()].quantization_transform=quantization;}var octahedron=this._getOctahedronTransform(dracoAttribute,options);if(octahedron){dracoAttributes[dracoAttribute.unique_id()].octahedron_transform=octahedron;}}return dracoAttributes;}},{key:"_getMeshData",value:function _getMeshData(dracoGeometry,loaderData,options){var attributes=this._getMeshAttributes(loaderData,dracoGeometry,options);var positionAttribute=attributes.POSITION;if(!positionAttribute){throw new Error('DRACO: No position attribute found.');}if(dracoGeometry instanceof this.draco.Mesh){switch(options.topology){case'triangle-strip':return{topology:'triangle-strip',mode:4,attributes:attributes,indices:{value:this._getTriangleStripIndices(dracoGeometry),size:1}};case'triangle-list':default:return{topology:'triangle-list',mode:5,attributes:attributes,indices:{value:this._getTriangleListIndices(dracoGeometry),size:1}};}}return{topology:'point-list',mode:0,attributes:attributes};}},{key:"_getMeshAttributes",value:function _getMeshAttributes(loaderData,dracoGeometry,options){var attributes={};for(var _i527=0,_Object$values=Object.values(loaderData.attributes);_i527<_Object$values.length;_i527++){var loaderAttribute=_Object$values[_i527];var attributeName=this._deduceAttributeName(loaderAttribute,options);loaderAttribute.name=attributeName;var _this$_getAttributeVa=this._getAttributeValues(dracoGeometry,loaderAttribute),value=_this$_getAttributeVa.value,size=_this$_getAttributeVa.size;attributes[attributeName]={value:value,size:size,byteOffset:loaderAttribute.byte_offset,byteStride:loaderAttribute.byte_stride,normalized:loaderAttribute.normalized};}return attributes;}},{key:"_getTriangleListIndices",value:function _getTriangleListIndices(dracoGeometry){var numFaces=dracoGeometry.num_faces();var numIndices=numFaces*3;var byteLength=numIndices*INDEX_ITEM_SIZE;var ptr=this.draco._malloc(byteLength);try{this.decoder.GetTrianglesUInt32Array(dracoGeometry,byteLength,ptr);return new Uint32Array(this.draco.HEAPF32.buffer,ptr,numIndices).slice();}finally{this.draco._free(ptr);}}},{key:"_getTriangleStripIndices",value:function _getTriangleStripIndices(dracoGeometry){var dracoArray=new this.draco.DracoInt32Array();try{this.decoder.GetTriangleStripsFromMesh(dracoGeometry,dracoArray);return getUint32Array(dracoArray);}finally{this.draco.destroy(dracoArray);}}},{key:"_getAttributeValues",value:function _getAttributeValues(dracoGeometry,attribute){var TypedArrayCtor=DRACO_DATA_TYPE_TO_TYPED_ARRAY_MAP[attribute.data_type];var numComponents=attribute.num_components;var numPoints=dracoGeometry.num_points();var numValues=numPoints*numComponents;var byteLength=numValues*TypedArrayCtor.BYTES_PER_ELEMENT;var dataType=getDracoDataType(this.draco,TypedArrayCtor);var value;var ptr=this.draco._malloc(byteLength);try{var dracoAttribute=this.decoder.GetAttribute(dracoGeometry,attribute.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(dracoGeometry,dracoAttribute,dataType,byteLength,ptr);value=new TypedArrayCtor(this.draco.HEAPF32.buffer,ptr,numValues).slice();}finally{this.draco._free(ptr);}return{value:value,size:numComponents};}},{key:"_deduceAttributeName",value:function _deduceAttributeName(attribute,options){var uniqueId=attribute.unique_id;for(var _i528=0,_Object$entries4=Object.entries(options.extraAttributes||{});_i528<_Object$entries4.length;_i528++){var _Object$entries4$_i=_slicedToArray(_Object$entries4[_i528],2),attributeName=_Object$entries4$_i[0],attributeUniqueId=_Object$entries4$_i[1];if(attributeUniqueId===uniqueId){return attributeName;}}var thisAttributeType=attribute.attribute_type;for(var dracoAttributeConstant in DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP){var attributeType=this.draco[dracoAttributeConstant];if(attributeType===thisAttributeType){return DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP[dracoAttributeConstant];}}var entryName=options.attributeNameEntry||'name';if(attribute.metadata[entryName]){return attribute.metadata[entryName].string;}return"CUSTOM_ATTRIBUTE_".concat(uniqueId);}},{key:"_getTopLevelMetadata",value:function _getTopLevelMetadata(dracoGeometry){var dracoMetadata=this.decoder.GetMetadata(dracoGeometry);return this._getDracoMetadata(dracoMetadata);}},{key:"_getAttributeMetadata",value:function _getAttributeMetadata(dracoGeometry,attributeId){var dracoMetadata=this.decoder.GetAttributeMetadata(dracoGeometry,attributeId);return this._getDracoMetadata(dracoMetadata);}},{key:"_getDracoMetadata",value:function _getDracoMetadata(dracoMetadata){if(!dracoMetadata||!dracoMetadata.ptr){return{};}var result={};var numEntries=this.metadataQuerier.NumEntries(dracoMetadata);for(var entryIndex=0;entryIndex<numEntries;entryIndex++){var entryName=this.metadataQuerier.GetEntryName(dracoMetadata,entryIndex);result[entryName]=this._getDracoMetadataField(dracoMetadata,entryName);}return result;}},{key:"_getDracoMetadataField",value:function _getDracoMetadataField(dracoMetadata,entryName){var dracoArray=new this.draco.DracoInt32Array();try{this.metadataQuerier.GetIntEntryArray(dracoMetadata,entryName,dracoArray);var intArray=getInt32Array(dracoArray);return{"int":this.metadataQuerier.GetIntEntry(dracoMetadata,entryName),string:this.metadataQuerier.GetStringEntry(dracoMetadata,entryName),"double":this.metadataQuerier.GetDoubleEntry(dracoMetadata,entryName),intArray:intArray};}finally{this.draco.destroy(dracoArray);}}},{key:"_disableAttributeTransforms",value:function _disableAttributeTransforms(options){var _options$quantizedAtt=options.quantizedAttributes,quantizedAttributes=_options$quantizedAtt===void 0?[]:_options$quantizedAtt,_options$octahedronAt=options.octahedronAttributes,octahedronAttributes=_options$octahedronAt===void 0?[]:_options$octahedronAt;var skipAttributes=[].concat(_toConsumableArray(quantizedAttributes),_toConsumableArray(octahedronAttributes));var _iterator24=_createForOfIteratorHelper(skipAttributes),_step24;try{for(_iterator24.s();!(_step24=_iterator24.n()).done;){var dracoAttributeName=_step24.value;this.decoder.SkipAttributeTransform(this.draco[dracoAttributeName]);}}catch(err){_iterator24.e(err);}finally{_iterator24.f();}}},{key:"_getQuantizationTransform",value:function _getQuantizationTransform(dracoAttribute,options){var _this123=this;var _options$quantizedAtt2=options.quantizedAttributes,quantizedAttributes=_options$quantizedAtt2===void 0?[]:_options$quantizedAtt2;var attribute_type=dracoAttribute.attribute_type();var skip=quantizedAttributes.map(function(type){return _this123.decoder[type];}).includes(attribute_type);if(skip){var _transform2=new this.draco.AttributeQuantizationTransform();try{if(_transform2.InitFromAttribute(dracoAttribute)){return{quantization_bits:_transform2.quantization_bits(),range:_transform2.range(),min_values:new Float32Array([1,2,3]).map(function(i){return _transform2.min_value(i);})};}}finally{this.draco.destroy(_transform2);}}return null;}},{key:"_getOctahedronTransform",value:function _getOctahedronTransform(dracoAttribute,options){var _this124=this;var _options$octahedronAt2=options.octahedronAttributes,octahedronAttributes=_options$octahedronAt2===void 0?[]:_options$octahedronAt2;var attribute_type=dracoAttribute.attribute_type();var octahedron=octahedronAttributes.map(function(type){return _this124.decoder[type];}).includes(attribute_type);if(octahedron){var _transform3=new this.draco.AttributeQuantizationTransform();try{if(_transform3.InitFromAttribute(dracoAttribute)){return{quantization_bits:_transform3.quantization_bits()};}}finally{this.draco.destroy(_transform3);}}return null;}}]);return DracoParser;}();function getDracoDataType(draco,attributeType){switch(attributeType){case Float32Array:return draco.DT_FLOAT32;case Int8Array:return draco.DT_INT8;case Int16Array:return draco.DT_INT16;case Int32Array:return draco.DT_INT32;case Uint8Array:return draco.DT_UINT8;case Uint16Array:return draco.DT_UINT16;case Uint32Array:return draco.DT_UINT32;default:return draco.DT_INVALID;}}function getInt32Array(dracoArray){var numValues=dracoArray.size();var intArray=new Int32Array(numValues);for(var _i529=0;_i529<numValues;_i529++){intArray[_i529]=dracoArray.GetValue(_i529);}return intArray;}function getUint32Array(dracoArray){var numValues=dracoArray.size();var intArray=new Int32Array(numValues);for(var _i530=0;_i530<numValues;_i530++){intArray[_i530]=dracoArray.GetValue(_i530);}return intArray;}var DRACO_VERSION='1.4.1';var DRACO_JS_DECODER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_decoder.js");var DRACO_WASM_WRAPPER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_wasm_wrapper.js");var DRACO_WASM_DECODER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_decoder.wasm");var loadDecoderPromise;function loadDracoDecoderModule(_x68){return _loadDracoDecoderModule.apply(this,arguments);}function _loadDracoDecoderModule(){_loadDracoDecoderModule=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee38(options){var modules;return _regeneratorRuntime().wrap(function _callee38$(_context42){while(1){switch(_context42.prev=_context42.next){case 0:modules=options.modules||{};if(modules.draco3d){loadDecoderPromise=loadDecoderPromise||modules.draco3d.createDecoderModule({}).then(function(draco){return{draco:draco};});}else{loadDecoderPromise=loadDecoderPromise||loadDracoDecoder(options);}_context42.next=4;return loadDecoderPromise;case 4:return _context42.abrupt("return",_context42.sent);case 5:case"end":return _context42.stop();}}},_callee38);}));return _loadDracoDecoderModule.apply(this,arguments);}function loadDracoDecoder(_x69){return _loadDracoDecoder.apply(this,arguments);}function _loadDracoDecoder(){_loadDracoDecoder=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee39(options){var DracoDecoderModule,wasmBinary,_yield$Promise$all5,_yield$Promise$all6;return _regeneratorRuntime().wrap(function _callee39$(_context43){while(1){switch(_context43.prev=_context43.next){case 0:_context43.t0=options.draco&&options.draco.decoderType;_context43.next=_context43.t0==='js'?3:_context43.t0==='wasm'?7:7;break;case 3:_context43.next=5;return loadLibrary(DRACO_JS_DECODER_URL,'draco',options);case 5:DracoDecoderModule=_context43.sent;return _context43.abrupt("break",21);case 7:_context43.t1=Promise;_context43.next=10;return loadLibrary(DRACO_WASM_WRAPPER_URL,'draco',options);case 10:_context43.t2=_context43.sent;_context43.next=13;return loadLibrary(DRACO_WASM_DECODER_URL,'draco',options);case 13:_context43.t3=_context43.sent;_context43.t4=[_context43.t2,_context43.t3];_context43.next=17;return _context43.t1.all.call(_context43.t1,_context43.t4);case 17:_yield$Promise$all5=_context43.sent;_yield$Promise$all6=_slicedToArray(_yield$Promise$all5,2);DracoDecoderModule=_yield$Promise$all6[0];wasmBinary=_yield$Promise$all6[1];case 21:DracoDecoderModule=DracoDecoderModule||globalThis.DracoDecoderModule;_context43.next=24;return initializeDracoDecoder(DracoDecoderModule,wasmBinary);case 24:return _context43.abrupt("return",_context43.sent);case 25:case"end":return _context43.stop();}}},_callee39);}));return _loadDracoDecoder.apply(this,arguments);}function initializeDracoDecoder(DracoDecoderModule,wasmBinary){var options={};if(wasmBinary){options.wasmBinary=wasmBinary;}return new Promise(function(resolve){DracoDecoderModule(_objectSpread(_objectSpread({},options),{},{onModuleLoaded:function onModuleLoaded(draco){return resolve({draco:draco});}}));});}({id:isBrowser$3?'draco-writer':'draco-writer-nodejs',name:'Draco compressed geometry writer',module:'draco',version:VERSION$1,worker:true,options:{draco:{},source:null}});var DracoLoader=_objectSpread(_objectSpread({},DracoLoader$1),{},{parse:parse$2});function parse$2(_x70,_x71){return _parse$2.apply(this,arguments);}function _parse$2(){_parse$2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee40(arrayBuffer,options){var _yield$loadDracoDecod,draco,dracoParser;return _regeneratorRuntime().wrap(function _callee40$(_context44){while(1){switch(_context44.prev=_context44.next){case 0:_context44.next=2;return loadDracoDecoderModule(options);case 2:_yield$loadDracoDecod=_context44.sent;draco=_yield$loadDracoDecod.draco;dracoParser=new DracoParser(draco);_context44.prev=5;return _context44.abrupt("return",dracoParser.parseSync(arrayBuffer,options===null||options===void 0?void 0:options.draco));case 7:_context44.prev=7;dracoParser.destroy();return _context44.finish(7);case 10:case"end":return _context44.stop();}}},_callee40,null,[[5,,7,10]]);}));return _parse$2.apply(this,arguments);}function getGLTFAccessors(attributes){var accessors={};for(var _name7 in attributes){var attribute=attributes[_name7];if(_name7!=='indices'){var glTFAccessor=getGLTFAccessor(attribute);accessors[_name7]=glTFAccessor;}}return accessors;}function getGLTFAccessor(attribute){var _getAccessorData=getAccessorData(attribute),buffer=_getAccessorData.buffer,size=_getAccessorData.size,count=_getAccessorData.count;var glTFAccessor={value:buffer,size:size,byteOffset:0,count:count,type:getAccessorTypeFromSize(size),componentType:getComponentTypeFromArray(buffer)};return glTFAccessor;}function getAccessorData(attribute){var buffer=attribute;var size=1;var count=0;if(attribute&&attribute.value){buffer=attribute.value;size=attribute.size||1;}if(buffer){if(!ArrayBuffer.isView(buffer)){buffer=toTypedArray(buffer,Float32Array);}count=buffer.length/size;}return{buffer:buffer,size:size,count:count};}function toTypedArray(array,ArrayType){var convertTypedArrays=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;if(!array){return null;}if(Array.isArray(array)){return new ArrayType(array);}if(convertTypedArrays&&!(array instanceof ArrayType)){return new ArrayType(array);}return array;}var KHR_DRACO_MESH_COMPRESSION='KHR_draco_mesh_compression';var name$3=KHR_DRACO_MESH_COMPRESSION;function preprocess$1(gltfData,options,context){var scenegraph=new GLTFScenegraph(gltfData);var _iterator25=_createForOfIteratorHelper(makeMeshPrimitiveIterator(scenegraph)),_step25;try{for(_iterator25.s();!(_step25=_iterator25.n()).done;){var _primitive=_step25.value;if(scenegraph.getObjectExtension(_primitive,KHR_DRACO_MESH_COMPRESSION));}}catch(err){_iterator25.e(err);}finally{_iterator25.f();}}function decode$3(_x72,_x73,_x74){return _decode$2.apply(this,arguments);}function _decode$2(){_decode$2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee41(gltfData,options,context){var _options$gltf,scenegraph,promises,_iterator49,_step49,_primitive5;return _regeneratorRuntime().wrap(function _callee41$(_context45){while(1){switch(_context45.prev=_context45.next){case 0:if(options!==null&&options!==void 0&&(_options$gltf=options.gltf)!==null&&_options$gltf!==void 0&&_options$gltf.decompressMeshes){_context45.next=2;break;}return _context45.abrupt("return");case 2:scenegraph=new GLTFScenegraph(gltfData);promises=[];_iterator49=_createForOfIteratorHelper(makeMeshPrimitiveIterator(scenegraph));try{for(_iterator49.s();!(_step49=_iterator49.n()).done;){_primitive5=_step49.value;if(scenegraph.getObjectExtension(_primitive5,KHR_DRACO_MESH_COMPRESSION)){promises.push(decompressPrimitive(scenegraph,_primitive5,options,context));}}}catch(err){_iterator49.e(err);}finally{_iterator49.f();}_context45.next=8;return Promise.all(promises);case 8:scenegraph.removeExtension(KHR_DRACO_MESH_COMPRESSION);case 9:case"end":return _context45.stop();}}},_callee41);}));return _decode$2.apply(this,arguments);}function encode$3(gltfData){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var scenegraph=new GLTFScenegraph(gltfData);var _iterator26=_createForOfIteratorHelper(scenegraph.json.meshes||[]),_step26;try{for(_iterator26.s();!(_step26=_iterator26.n()).done;){var _mesh3=_step26.value;compressMesh(_mesh3);scenegraph.addRequiredExtension(KHR_DRACO_MESH_COMPRESSION);}}catch(err){_iterator26.e(err);}finally{_iterator26.f();}}function decompressPrimitive(_x75,_x76,_x77,_x78){return _decompressPrimitive.apply(this,arguments);}function _decompressPrimitive(){_decompressPrimitive=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee42(scenegraph,primitive,options,context){var dracoExtension,buffer,bufferCopy,parse,dracoOptions,decodedData,decodedAttributes,_i630,_Object$entries6,_Object$entries6$_i,attributeName,decodedAttribute,accessorIndex,accessor;return _regeneratorRuntime().wrap(function _callee42$(_context46){while(1){switch(_context46.prev=_context46.next){case 0:dracoExtension=scenegraph.getObjectExtension(primitive,KHR_DRACO_MESH_COMPRESSION);if(dracoExtension){_context46.next=3;break;}return _context46.abrupt("return");case 3:buffer=scenegraph.getTypedArrayForBufferView(dracoExtension.bufferView);bufferCopy=sliceArrayBuffer(buffer.buffer,buffer.byteOffset);parse=context.parse;dracoOptions=_objectSpread({},options);delete dracoOptions['3d-tiles'];_context46.next=10;return parse(bufferCopy,DracoLoader,dracoOptions,context);case 10:decodedData=_context46.sent;decodedAttributes=getGLTFAccessors(decodedData.attributes);for(_i630=0,_Object$entries6=Object.entries(decodedAttributes);_i630<_Object$entries6.length;_i630++){_Object$entries6$_i=_slicedToArray(_Object$entries6[_i630],2),attributeName=_Object$entries6$_i[0],decodedAttribute=_Object$entries6$_i[1];if(attributeName in primitive.attributes){accessorIndex=primitive.attributes[attributeName];accessor=scenegraph.getAccessor(accessorIndex);if(accessor!==null&&accessor!==void 0&&accessor.min&&accessor!==null&&accessor!==void 0&&accessor.max){decodedAttribute.min=accessor.min;decodedAttribute.max=accessor.max;}}}primitive.attributes=decodedAttributes;if(decodedData.indices){primitive.indices=getGLTFAccessor(decodedData.indices);}checkPrimitive(primitive);case 16:case"end":return _context46.stop();}}},_callee42);}));return _decompressPrimitive.apply(this,arguments);}function compressMesh(attributes,indices){var mode=arguments.length>2&&arguments[2]!==undefined?arguments[2]:4;var options=arguments.length>3?arguments[3]:undefined;var context=arguments.length>4?arguments[4]:undefined;var _context$parseSync;if(!options.DracoWriter){throw new Error('options.gltf.DracoWriter not provided');}var compressedData=options.DracoWriter.encodeSync({attributes:attributes});var decodedData=context===null||context===void 0?void 0:(_context$parseSync=context.parseSync)===null||_context$parseSync===void 0?void 0:_context$parseSync.call(context,{attributes:attributes});var fauxAccessors=options._addFauxAttributes(decodedData.attributes);var bufferViewIndex=options.addBufferView(compressedData);var glTFMesh={primitives:[{attributes:fauxAccessors,mode:mode,extensions:_defineProperty2({},KHR_DRACO_MESH_COMPRESSION,{bufferView:bufferViewIndex,attributes:fauxAccessors})}]};return glTFMesh;}function checkPrimitive(primitive){if(!primitive.attributes&&Object.keys(primitive.attributes).length>0){throw new Error('glTF: Empty primitive detected: Draco decompression failure?');}}function makeMeshPrimitiveIterator(scenegraph){var _iterator27,_step27,_mesh4,_iterator28,_step28,_primitive2;return _regeneratorRuntime().wrap(function makeMeshPrimitiveIterator$(_context10){while(1){switch(_context10.prev=_context10.next){case 0:_iterator27=_createForOfIteratorHelper(scenegraph.json.meshes||[]);_context10.prev=1;_iterator27.s();case 3:if((_step27=_iterator27.n()).done){_context10.next=24;break;}_mesh4=_step27.value;_iterator28=_createForOfIteratorHelper(_mesh4.primitives);_context10.prev=6;_iterator28.s();case 8:if((_step28=_iterator28.n()).done){_context10.next=14;break;}_primitive2=_step28.value;_context10.next=12;return _primitive2;case 12:_context10.next=8;break;case 14:_context10.next=19;break;case 16:_context10.prev=16;_context10.t0=_context10["catch"](6);_iterator28.e(_context10.t0);case 19:_context10.prev=19;_iterator28.f();return _context10.finish(19);case 22:_context10.next=3;break;case 24:_context10.next=29;break;case 26:_context10.prev=26;_context10.t1=_context10["catch"](1);_iterator27.e(_context10.t1);case 29:_context10.prev=29;_iterator27.f();return _context10.finish(29);case 32:case"end":return _context10.stop();}}},_marked3,null,[[1,26,29,32],[6,16,19,22]]);}var KHR_draco_mesh_compression=/*#__PURE__*/Object.freeze({__proto__:null,name:name$3,preprocess:preprocess$1,decode:decode$3,encode:encode$3});var KHR_LIGHTS_PUNCTUAL='KHR_lights_punctual';var name$2=KHR_LIGHTS_PUNCTUAL;function decode$2(_x79){return _decode$3.apply(this,arguments);}function _decode$3(){_decode$3=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee43(gltfData){var gltfScenegraph,json,extension,_iterator50,_step50,_node14,nodeExtension;return _regeneratorRuntime().wrap(function _callee43$(_context47){while(1){switch(_context47.prev=_context47.next){case 0:gltfScenegraph=new GLTFScenegraph(gltfData);json=gltfScenegraph.json;extension=gltfScenegraph.getExtension(KHR_LIGHTS_PUNCTUAL);if(extension){gltfScenegraph.json.lights=extension.lights;gltfScenegraph.removeExtension(KHR_LIGHTS_PUNCTUAL);}_iterator50=_createForOfIteratorHelper(json.nodes||[]);try{for(_iterator50.s();!(_step50=_iterator50.n()).done;){_node14=_step50.value;nodeExtension=gltfScenegraph.getObjectExtension(_node14,KHR_LIGHTS_PUNCTUAL);if(nodeExtension){_node14.light=nodeExtension.light;}gltfScenegraph.removeObjectExtension(_node14,KHR_LIGHTS_PUNCTUAL);}}catch(err){_iterator50.e(err);}finally{_iterator50.f();}case 6:case"end":return _context47.stop();}}},_callee43);}));return _decode$3.apply(this,arguments);}function encode$2(_x80){return _encode$.apply(this,arguments);}function _encode$(){_encode$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee44(gltfData){var gltfScenegraph,json,extension,_iterator51,_step51,light,_node15;return _regeneratorRuntime().wrap(function 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GLTFScenegraph(gltfData);var json=gltfScenegraph.json;if(gltfScenegraph.materials){var _iterator29=_createForOfIteratorHelper(json.materials||[]),_step29;try{for(_iterator29.s();!(_step29=_iterator29.n()).done;){var material=_step29.value;if(material.unlit){delete material.unlit;gltfScenegraph.addObjectExtension(material,KHR_MATERIALS_UNLIT,{});gltfScenegraph.addExtension(KHR_MATERIALS_UNLIT);}}}catch(err){_iterator29.e(err);}finally{_iterator29.f();}}}var KHR_materials_unlit=/*#__PURE__*/Object.freeze({__proto__:null,name:name$1,decode:decode$1,encode:encode$1});var KHR_TECHNIQUES_WEBGL='KHR_techniques_webgl';var name=KHR_TECHNIQUES_WEBGL;function decode(_x82){return _decode.apply(this,arguments);}function _decode(){_decode=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee46(gltfData){var gltfScenegraph,json,extension,techniques,_iterator53,_step53,material,materialExtension;return _regeneratorRuntime().wrap(function _callee46$(_context50){while(1){switch(_context50.prev=_context50.next){case 0:gltfScenegraph=new GLTFScenegraph(gltfData);json=gltfScenegraph.json;extension=gltfScenegraph.getExtension(KHR_TECHNIQUES_WEBGL);if(extension){techniques=resolveTechniques(extension,gltfScenegraph);_iterator53=_createForOfIteratorHelper(json.materials||[]);try{for(_iterator53.s();!(_step53=_iterator53.n()).done;){material=_step53.value;materialExtension=gltfScenegraph.getObjectExtension(material,KHR_TECHNIQUES_WEBGL);if(materialExtension){material.technique=Object.assign({},materialExtension,techniques[materialExtension.technique]);material.technique.values=resolveValues(material.technique,gltfScenegraph);}gltfScenegraph.removeObjectExtension(material,KHR_TECHNIQUES_WEBGL);}}catch(err){_iterator53.e(err);}finally{_iterator53.f();}gltfScenegraph.removeExtension(KHR_TECHNIQUES_WEBGL);}case 4:case"end":return _context50.stop();}}},_callee46);}));return _decode.apply(this,arguments);}function encode(_x83,_x84){return _encode.apply(this,arguments);}function _encode(){_encode=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee47(gltfData,options){return _regeneratorRuntime().wrap(function _callee47$(_context51){while(1){switch(_context51.prev=_context51.next){case 0:case"end":return _context51.stop();}}},_callee47);}));return _encode.apply(this,arguments);}function resolveTechniques(techniquesExtension,gltfScenegraph){var _techniquesExtension$=techniquesExtension.programs,programs=_techniquesExtension$===void 0?[]:_techniquesExtension$,_techniquesExtension$2=techniquesExtension.shaders,shaders=_techniquesExtension$2===void 0?[]:_techniquesExtension$2,_techniquesExtension$3=techniquesExtension.techniques,techniques=_techniquesExtension$3===void 0?[]:_techniquesExtension$3;var textDecoder=new TextDecoder();shaders.forEach(function(shader){if(Number.isFinite(shader.bufferView)){shader.code=textDecoder.decode(gltfScenegraph.getTypedArrayForBufferView(shader.bufferView));}else{throw new Error('KHR_techniques_webgl: no shader code');}});programs.forEach(function(program){program.fragmentShader=shaders[program.fragmentShader];program.vertexShader=shaders[program.vertexShader];});techniques.forEach(function(technique){technique.program=programs[technique.program];});return techniques;}function resolveValues(technique,gltfScenegraph){var values=Object.assign({},technique.values);Object.keys(technique.uniforms||{}).forEach(function(uniform){if(technique.uniforms[uniform].value&&!(uniform in values)){values[uniform]=technique.uniforms[uniform].value;}});Object.keys(values).forEach(function(uniform){if(_typeof(values[uniform])==='object'&&values[uniform].index!==undefined){values[uniform].texture=gltfScenegraph.getTexture(values[uniform].index);}});return values;}var KHR_techniques_webgl=/*#__PURE__*/Object.freeze({__proto__:null,name:name,decode:decode,encode:encode});var EXTENSIONS=[EXT_meshopt_compression,EXT_texture_webp,KHR_texture_basisu,KHR_draco_mesh_compression,KHR_lights_punctual,KHR_materials_unlit,KHR_techniques_webgl];function preprocessExtensions(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var context=arguments.length>2?arguments[2]:undefined;var extensions=EXTENSIONS.filter(function(extension){return useExtension(extension.name,options);});var _iterator30=_createForOfIteratorHelper(extensions),_step30;try{for(_iterator30.s();!(_step30=_iterator30.n()).done;){var extension=_step30.value;var _extension$preprocess;(_extension$preprocess=extension.preprocess)===null||_extension$preprocess===void 0?void 0:_extension$preprocess.call(extension,gltf,options,context);}}catch(err){_iterator30.e(err);}finally{_iterator30.f();}}function decodeExtensions(_x85){return _decodeExtensions.apply(this,arguments);}function _decodeExtensions(){_decodeExtensions=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee48(gltf){var options,context,extensions,_iterator54,_step54,extension,_extension$decode,_args46=arguments;return _regeneratorRuntime().wrap(function _callee48$(_context52){while(1){switch(_context52.prev=_context52.next){case 0:options=_args46.length>1&&_args46[1]!==undefined?_args46[1]:{};context=_args46.length>2?_args46[2]:undefined;extensions=EXTENSIONS.filter(function(extension){return useExtension(extension.name,options);});_iterator54=_createForOfIteratorHelper(extensions);_context52.prev=4;_iterator54.s();case 6:if((_step54=_iterator54.n()).done){_context52.next=12;break;}extension=_step54.value;_context52.next=10;return(_extension$decode=extension.decode)===null||_extension$decode===void 0?void 0:_extension$decode.call(extension,gltf,options,context);case 10:_context52.next=6;break;case 12:_context52.next=17;break;case 14:_context52.prev=14;_context52.t0=_context52["catch"](4);_iterator54.e(_context52.t0);case 17:_context52.prev=17;_iterator54.f();return _context52.finish(17);case 20:case"end":return _context52.stop();}}},_callee48,null,[[4,14,17,20]]);}));return _decodeExtensions.apply(this,arguments);}function useExtension(extensionName,options){var _options$gltf;var excludes=(options===null||options===void 0?void 0:(_options$gltf=options.gltf)===null||_options$gltf===void 0?void 0:_options$gltf.excludeExtensions)||{};var exclude=extensionName in excludes&&!excludes[extensionName];return!exclude;}var KHR_BINARY_GLTF='KHR_binary_glTF';function preprocess(gltfData){var gltfScenegraph=new GLTFScenegraph(gltfData);var json=gltfScenegraph.json;var _iterator31=_createForOfIteratorHelper(json.images||[]),_step31;try{for(_iterator31.s();!(_step31=_iterator31.n()).done;){var _image7=_step31.value;var extension=gltfScenegraph.getObjectExtension(_image7,KHR_BINARY_GLTF);if(extension){Object.assign(_image7,extension);}gltfScenegraph.removeObjectExtension(_image7,KHR_BINARY_GLTF);}}catch(err){_iterator31.e(err);}finally{_iterator31.f();}if(json.buffers&&json.buffers[0]){delete json.buffers[0].uri;}gltfScenegraph.removeExtension(KHR_BINARY_GLTF);}var GLTF_ARRAYS={accessors:'accessor',animations:'animation',buffers:'buffer',bufferViews:'bufferView',images:'image',materials:'material',meshes:'mesh',nodes:'node',samplers:'sampler',scenes:'scene',skins:'skin',textures:'texture'};var GLTF_KEYS={accessor:'accessors',animations:'animation',buffer:'buffers',bufferView:'bufferViews',image:'images',material:'materials',mesh:'meshes',node:'nodes',sampler:'samplers',scene:'scenes',skin:'skins',texture:'textures'};var GLTFV1Normalizer=/*#__PURE__*/function(){function GLTFV1Normalizer(){_classCallCheck(this,GLTFV1Normalizer);_defineProperty(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}});_defineProperty(this,"json",void 0);}_createClass(GLTFV1Normalizer,[{key:"normalize",value:function normalize(gltf,options){this.json=gltf.json;var json=gltf.json;switch(json.asset&&json.asset.version){case'2.0':return;case undefined:case'1.0':break;default:console.warn("glTF: Unknown version ".concat(json.asset.version));return;}if(!options.normalize){throw new Error('glTF v1 is not supported.');}console.warn('Converting glTF v1 to glTF v2 format. This is experimental and may fail.');this._addAsset(json);this._convertTopLevelObjectsToArrays(json);preprocess(gltf);this._convertObjectIdsToArrayIndices(json);this._updateObjects(json);this._updateMaterial(json);}},{key:"_addAsset",value:function _addAsset(json){json.asset=json.asset||{};json.asset.version='2.0';json.asset.generator=json.asset.generator||'Normalized to glTF 2.0 by loaders.gl';}},{key:"_convertTopLevelObjectsToArrays",value:function _convertTopLevelObjectsToArrays(json){for(var arrayName in GLTF_ARRAYS){this._convertTopLevelObjectToArray(json,arrayName);}}},{key:"_convertTopLevelObjectToArray",value:function _convertTopLevelObjectToArray(json,mapName){var objectMap=json[mapName];if(!objectMap||Array.isArray(objectMap)){return;}json[mapName]=[];for(var id in objectMap){var object=objectMap[id];object.id=object.id||id;var index=json[mapName].length;json[mapName].push(object);this.idToIndexMap[mapName][id]=index;}}},{key:"_convertObjectIdsToArrayIndices",value:function _convertObjectIdsToArrayIndices(json){for(var arrayName in GLTF_ARRAYS){this._convertIdsToIndices(json,arrayName);}if('scene'in json){json.scene=this._convertIdToIndex(json.scene,'scene');}var _iterator32=_createForOfIteratorHelper(json.textures),_step32;try{for(_iterator32.s();!(_step32=_iterator32.n()).done;){var texture=_step32.value;this._convertTextureIds(texture);}}catch(err){_iterator32.e(err);}finally{_iterator32.f();}var _iterator33=_createForOfIteratorHelper(json.meshes),_step33;try{for(_iterator33.s();!(_step33=_iterator33.n()).done;){var _mesh5=_step33.value;this._convertMeshIds(_mesh5);}}catch(err){_iterator33.e(err);}finally{_iterator33.f();}var _iterator34=_createForOfIteratorHelper(json.nodes),_step34;try{for(_iterator34.s();!(_step34=_iterator34.n()).done;){var _node4=_step34.value;this._convertNodeIds(_node4);}}catch(err){_iterator34.e(err);}finally{_iterator34.f();}var _iterator35=_createForOfIteratorHelper(json.scenes),_step35;try{for(_iterator35.s();!(_step35=_iterator35.n()).done;){var _node5=_step35.value;this._convertSceneIds(_node5);}}catch(err){_iterator35.e(err);}finally{_iterator35.f();}}},{key:"_convertTextureIds",value:function _convertTextureIds(texture){if(texture.source){texture.source=this._convertIdToIndex(texture.source,'image');}}},{key:"_convertMeshIds",value:function _convertMeshIds(mesh){var _iterator36=_createForOfIteratorHelper(mesh.primitives),_step36;try{for(_iterator36.s();!(_step36=_iterator36.n()).done;){var _primitive3=_step36.value;var attributes=_primitive3.attributes,indices=_primitive3.indices,material=_primitive3.material;for(var attributeName in attributes){attributes[attributeName]=this._convertIdToIndex(attributes[attributeName],'accessor');}if(indices){_primitive3.indices=this._convertIdToIndex(indices,'accessor');}if(material){_primitive3.material=this._convertIdToIndex(material,'material');}}}catch(err){_iterator36.e(err);}finally{_iterator36.f();}}},{key:"_convertNodeIds",value:function _convertNodeIds(node){var _this125=this;if(node.children){node.children=node.children.map(function(child){return _this125._convertIdToIndex(child,'node');});}if(node.meshes){node.meshes=node.meshes.map(function(mesh){return _this125._convertIdToIndex(mesh,'mesh');});}}},{key:"_convertSceneIds",value:function _convertSceneIds(scene){var _this126=this;if(scene.nodes){scene.nodes=scene.nodes.map(function(node){return _this126._convertIdToIndex(node,'node');});}}},{key:"_convertIdsToIndices",value:function _convertIdsToIndices(json,topLevelArrayName){if(!json[topLevelArrayName]){console.warn("gltf v1: json doesn't contain attribute ".concat(topLevelArrayName));json[topLevelArrayName]=[];}var _iterator37=_createForOfIteratorHelper(json[topLevelArrayName]),_step37;try{for(_iterator37.s();!(_step37=_iterator37.n()).done;){var object=_step37.value;for(var key in object){var id=object[key];var index=this._convertIdToIndex(id,key);object[key]=index;}}}catch(err){_iterator37.e(err);}finally{_iterator37.f();}}},{key:"_convertIdToIndex",value:function _convertIdToIndex(id,key){var arrayName=GLTF_KEYS[key];if(arrayName in this.idToIndexMap){var index=this.idToIndexMap[arrayName][id];if(!Number.isFinite(index)){throw new Error("gltf v1: failed to resolve ".concat(key," with id ").concat(id));}return index;}return id;}},{key:"_updateObjects",value:function _updateObjects(json){var _iterator38=_createForOfIteratorHelper(this.json.buffers),_step38;try{for(_iterator38.s();!(_step38=_iterator38.n()).done;){var buffer=_step38.value;delete buffer.type;}}catch(err){_iterator38.e(err);}finally{_iterator38.f();}}},{key:"_updateMaterial",value:function _updateMaterial(json){var _iterator39=_createForOfIteratorHelper(json.materials),_step39;try{var _loop6=function _loop6(){var material=_step39.value;material.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};var textureId=((_material$values=material.values)===null||_material$values===void 0?void 0:_material$values.tex)||((_material$values2=material.values)===null||_material$values2===void 0?void 0:_material$values2.texture2d_0);var textureIndex=json.textures.findIndex(function(texture){return texture.id===textureId;});if(textureIndex!==-1){material.pbrMetallicRoughness.baseColorTexture={index:textureIndex};}};for(_iterator39.s();!(_step39=_iterator39.n()).done;){var _material$values,_material$values2;_loop6();}}catch(err){_iterator39.e(err);}finally{_iterator39.f();}}}]);return GLTFV1Normalizer;}();function normalizeGLTFV1(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};return new GLTFV1Normalizer().normalize(gltf,options);}var COMPONENTS={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16};var BYTES={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4};var GL_SAMPLER={TEXTURE_MAG_FILTER:0x2800,TEXTURE_MIN_FILTER:0x2801,TEXTURE_WRAP_S:0x2802,TEXTURE_WRAP_T:0x2803,REPEAT:0x2901,LINEAR:0x2601,NEAREST_MIPMAP_LINEAR:0x2702};var SAMPLER_PARAMETER_GLTF_TO_GL={magFilter:GL_SAMPLER.TEXTURE_MAG_FILTER,minFilter:GL_SAMPLER.TEXTURE_MIN_FILTER,wrapS:GL_SAMPLER.TEXTURE_WRAP_S,wrapT:GL_SAMPLER.TEXTURE_WRAP_T};var DEFAULT_SAMPLER=(_DEFAULT_SAMPLER={},_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_MAG_FILTER,GL_SAMPLER.LINEAR),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_MIN_FILTER,GL_SAMPLER.NEAREST_MIPMAP_LINEAR),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_WRAP_S,GL_SAMPLER.REPEAT),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_WRAP_T,GL_SAMPLER.REPEAT),_DEFAULT_SAMPLER);function getBytesFromComponentType(componentType){return BYTES[componentType];}function getSizeFromAccessorType(type){return COMPONENTS[type];}var GLTFPostProcessor=/*#__PURE__*/function(){function GLTFPostProcessor(){_classCallCheck(this,GLTFPostProcessor);_defineProperty(this,"baseUri",'');_defineProperty(this,"json",{});_defineProperty(this,"buffers",[]);_defineProperty(this,"images",[]);}_createClass(GLTFPostProcessor,[{key:"postProcess",value:function postProcess(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var json=gltf.json,_gltf$buffers=gltf.buffers,buffers=_gltf$buffers===void 0?[]:_gltf$buffers,_gltf$images=gltf.images,images=_gltf$images===void 0?[]:_gltf$images,_gltf$baseUri=gltf.baseUri,baseUri=_gltf$baseUri===void 0?'':_gltf$baseUri;assert$1(json);this.baseUri=baseUri;this.json=json;this.buffers=buffers;this.images=images;this._resolveTree(this.json,options);return this.json;}},{key:"_resolveTree",value:function _resolveTree(json){var _this127=this;var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};if(json.bufferViews){json.bufferViews=json.bufferViews.map(function(bufView,i){return _this127._resolveBufferView(bufView,i);});}if(json.images){json.images=json.images.map(function(image,i){return _this127._resolveImage(image,i);});}if(json.samplers){json.samplers=json.samplers.map(function(sampler,i){return _this127._resolveSampler(sampler,i);});}if(json.textures){json.textures=json.textures.map(function(texture,i){return _this127._resolveTexture(texture,i);});}if(json.accessors){json.accessors=json.accessors.map(function(accessor,i){return _this127._resolveAccessor(accessor,i);});}if(json.materials){json.materials=json.materials.map(function(material,i){return _this127._resolveMaterial(material,i);});}if(json.meshes){json.meshes=json.meshes.map(function(mesh,i){return _this127._resolveMesh(mesh,i);});}if(json.nodes){json.nodes=json.nodes.map(function(node,i){return _this127._resolveNode(node,i);});}if(json.skins){json.skins=json.skins.map(function(skin,i){return _this127._resolveSkin(skin,i);});}if(json.scenes){json.scenes=json.scenes.map(function(scene,i){return _this127._resolveScene(scene,i);});}if(json.scene!==undefined){json.scene=json.scenes[this.json.scene];}}},{key:"getScene",value:function getScene(index){return this._get('scenes',index);}},{key:"getNode",value:function getNode(index){return this._get('nodes',index);}},{key:"getSkin",value:function getSkin(index){return this._get('skins',index);}},{key:"getMesh",value:function getMesh(index){return this._get('meshes',index);}},{key:"getMaterial",value:function getMaterial(index){return this._get('materials',index);}},{key:"getAccessor",value:function getAccessor(index){return this._get('accessors',index);}},{key:"getCamera",value:function getCamera(index){return null;}},{key:"getTexture",value:function getTexture(index){return this._get('textures',index);}},{key:"getSampler",value:function getSampler(index){return this._get('samplers',index);}},{key:"getImage",value:function getImage(index){return this._get('images',index);}},{key:"getBufferView",value:function getBufferView(index){return this._get('bufferViews',index);}},{key:"getBuffer",value:function getBuffer(index){return this._get('buffers',index);}},{key:"_get",value:function _get(array,index){if(_typeof(index)==='object'){return index;}var object=this.json[array]&&this.json[array][index];if(!object){console.warn("glTF file error: Could not find ".concat(array,"[").concat(index,"]"));}return object;}},{key:"_resolveScene",value:function _resolveScene(scene,index){var _this128=this;scene.id=scene.id||"scene-".concat(index);scene.nodes=(scene.nodes||[]).map(function(node){return _this128.getNode(node);});return scene;}},{key:"_resolveNode",value:function _resolveNode(node,index){var _this129=this;node.id=node.id||"node-".concat(index);if(node.children){node.children=node.children.map(function(child){return _this129.getNode(child);});}if(node.mesh!==undefined){node.mesh=this.getMesh(node.mesh);}else if(node.meshes!==undefined&&node.meshes.length){node.mesh=node.meshes.reduce(function(accum,meshIndex){var mesh=_this129.getMesh(meshIndex);accum.id=mesh.id;accum.primitives=accum.primitives.concat(mesh.primitives);return accum;},{primitives:[]});}if(node.camera!==undefined){node.camera=this.getCamera(node.camera);}if(node.skin!==undefined){node.skin=this.getSkin(node.skin);}return node;}},{key:"_resolveSkin",value:function _resolveSkin(skin,index){skin.id=skin.id||"skin-".concat(index);skin.inverseBindMatrices=this.getAccessor(skin.inverseBindMatrices);return skin;}},{key:"_resolveMesh",value:function _resolveMesh(mesh,index){var _this130=this;mesh.id=mesh.id||"mesh-".concat(index);if(mesh.primitives){mesh.primitives=mesh.primitives.map(function(primitive){primitive=_objectSpread({},primitive);var attributes=primitive.attributes;primitive.attributes={};for(var attribute in attributes){primitive.attributes[attribute]=_this130.getAccessor(attributes[attribute]);}if(primitive.indices!==undefined){primitive.indices=_this130.getAccessor(primitive.indices);}if(primitive.material!==undefined){primitive.material=_this130.getMaterial(primitive.material);}return primitive;});}return mesh;}},{key:"_resolveMaterial",value:function _resolveMaterial(material,index){material.id=material.id||"material-".concat(index);if(material.normalTexture){material.normalTexture=_objectSpread({},material.normalTexture);material.normalTexture.texture=this.getTexture(material.normalTexture.index);}if(material.occlusionTexture){material.occlustionTexture=_objectSpread({},material.occlustionTexture);material.occlusionTexture.texture=this.getTexture(material.occlusionTexture.index);}if(material.emissiveTexture){material.emmisiveTexture=_objectSpread({},material.emmisiveTexture);material.emissiveTexture.texture=this.getTexture(material.emissiveTexture.index);}if(!material.emissiveFactor){material.emissiveFactor=material.emmisiveTexture?[1,1,1]:[0,0,0];}if(material.pbrMetallicRoughness){material.pbrMetallicRoughness=_objectSpread({},material.pbrMetallicRoughness);var mr=material.pbrMetallicRoughness;if(mr.baseColorTexture){mr.baseColorTexture=_objectSpread({},mr.baseColorTexture);mr.baseColorTexture.texture=this.getTexture(mr.baseColorTexture.index);}if(mr.metallicRoughnessTexture){mr.metallicRoughnessTexture=_objectSpread({},mr.metallicRoughnessTexture);mr.metallicRoughnessTexture.texture=this.getTexture(mr.metallicRoughnessTexture.index);}}return material;}},{key:"_resolveAccessor",value:function _resolveAccessor(accessor,index){accessor.id=accessor.id||"accessor-".concat(index);if(accessor.bufferView!==undefined){accessor.bufferView=this.getBufferView(accessor.bufferView);}accessor.bytesPerComponent=getBytesFromComponentType(accessor.componentType);accessor.components=getSizeFromAccessorType(accessor.type);accessor.bytesPerElement=accessor.bytesPerComponent*accessor.components;if(accessor.bufferView){var buffer=accessor.bufferView.buffer;var _getAccessorArrayType2=getAccessorArrayTypeAndLength(accessor,accessor.bufferView),ArrayType=_getAccessorArrayType2.ArrayType,byteLength=_getAccessorArrayType2.byteLength;var byteOffset=(accessor.bufferView.byteOffset||0)+(accessor.byteOffset||0)+buffer.byteOffset;var cutBuffer=buffer.arrayBuffer.slice(byteOffset,byteOffset+byteLength);if(accessor.bufferView.byteStride){cutBuffer=this._getValueFromInterleavedBuffer(buffer,byteOffset,accessor.bufferView.byteStride,accessor.bytesPerElement,accessor.count);}accessor.value=new ArrayType(cutBuffer);}return accessor;}},{key:"_getValueFromInterleavedBuffer",value:function _getValueFromInterleavedBuffer(buffer,byteOffset,byteStride,bytesPerElement,count){var result=new Uint8Array(count*bytesPerElement);for(var _i531=0;_i531<count;_i531++){var elementOffset=byteOffset+_i531*byteStride;result.set(new Uint8Array(buffer.arrayBuffer.slice(elementOffset,elementOffset+bytesPerElement)),_i531*bytesPerElement);}return result.buffer;}},{key:"_resolveTexture",value:function _resolveTexture(texture,index){texture.id=texture.id||"texture-".concat(index);texture.sampler='sampler'in texture?this.getSampler(texture.sampler):DEFAULT_SAMPLER;texture.source=this.getImage(texture.source);return texture;}},{key:"_resolveSampler",value:function _resolveSampler(sampler,index){sampler.id=sampler.id||"sampler-".concat(index);sampler.parameters={};for(var key in sampler){var glEnum=this._enumSamplerParameter(key);if(glEnum!==undefined){sampler.parameters[glEnum]=sampler[key];}}return sampler;}},{key:"_enumSamplerParameter",value:function _enumSamplerParameter(key){return SAMPLER_PARAMETER_GLTF_TO_GL[key];}},{key:"_resolveImage",value:function _resolveImage(image,index){image.id=image.id||"image-".concat(index);if(image.bufferView!==undefined){image.bufferView=this.getBufferView(image.bufferView);}var preloadedImage=this.images[index];if(preloadedImage){image.image=preloadedImage;}return image;}},{key:"_resolveBufferView",value:function _resolveBufferView(bufferView,index){var bufferIndex=bufferView.buffer;var result=_objectSpread(_objectSpread({id:"bufferView-".concat(index)},bufferView),{},{buffer:this.buffers[bufferIndex]});var arrayBuffer=this.buffers[bufferIndex].arrayBuffer;var byteOffset=this.buffers[bufferIndex].byteOffset||0;if('byteOffset'in bufferView){byteOffset+=bufferView.byteOffset;}result.data=new Uint8Array(arrayBuffer,byteOffset,bufferView.byteLength);return result;}},{key:"_resolveCamera",value:function _resolveCamera(camera,index){camera.id=camera.id||"camera-".concat(index);if(camera.perspective);if(camera.orthographic);return camera;}}]);return GLTFPostProcessor;}();function postProcessGLTF(gltf,options){return new GLTFPostProcessor().postProcess(gltf,options);}var MAGIC_glTF=0x676c5446;var GLB_FILE_HEADER_SIZE=12;var GLB_CHUNK_HEADER_SIZE=8;var GLB_CHUNK_TYPE_JSON=0x4e4f534a;var GLB_CHUNK_TYPE_BIN=0x004e4942;var GLB_CHUNK_TYPE_JSON_XVIZ_DEPRECATED=0;var GLB_CHUNK_TYPE_BIX_XVIZ_DEPRECATED=1;var GLB_V1_CONTENT_FORMAT_JSON=0x0;var LE=true;function getMagicString(dataView){var byteOffset=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;return"".concat(String.fromCharCode(dataView.getUint8(byteOffset+0))).concat(String.fromCharCode(dataView.getUint8(byteOffset+1))).concat(String.fromCharCode(dataView.getUint8(byteOffset+2))).concat(String.fromCharCode(dataView.getUint8(byteOffset+3)));}function isGLB(arrayBuffer){var byteOffset=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var options=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{};var dataView=new DataView(arrayBuffer);var _options$magic=options.magic,magic=_options$magic===void 0?MAGIC_glTF:_options$magic;var magic1=dataView.getUint32(byteOffset,false);return magic1===magic||magic1===MAGIC_glTF;}function parseGLBSync(glb,arrayBuffer){var byteOffset=arguments.length>2&&arguments[2]!==undefined?arguments[2]:0;var options=arguments.length>3&&arguments[3]!==undefined?arguments[3]:{};var dataView=new DataView(arrayBuffer);var type=getMagicString(dataView,byteOffset+0);var version=dataView.getUint32(byteOffset+4,LE);var byteLength=dataView.getUint32(byteOffset+8,LE);Object.assign(glb,{header:{byteOffset:byteOffset,byteLength:byteLength,hasBinChunk:false},type:type,version:version,json:{},binChunks:[]});byteOffset+=GLB_FILE_HEADER_SIZE;switch(glb.version){case 1:return parseGLBV1(glb,dataView,byteOffset);case 2:return parseGLBV2(glb,dataView,byteOffset,options={});default:throw new Error("Invalid GLB version ".concat(glb.version,". Only supports v1 and v2."));}}function parseGLBV1(glb,dataView,byteOffset){assert$5(glb.header.byteLength>GLB_FILE_HEADER_SIZE+GLB_CHUNK_HEADER_SIZE);var contentLength=dataView.getUint32(byteOffset+0,LE);var contentFormat=dataView.getUint32(byteOffset+4,LE);byteOffset+=GLB_CHUNK_HEADER_SIZE;assert$5(contentFormat===GLB_V1_CONTENT_FORMAT_JSON);parseJSONChunk(glb,dataView,byteOffset,contentLength);byteOffset+=contentLength;byteOffset+=parseBINChunk(glb,dataView,byteOffset,glb.header.byteLength);return byteOffset;}function parseGLBV2(glb,dataView,byteOffset,options){assert$5(glb.header.byteLength>GLB_FILE_HEADER_SIZE+GLB_CHUNK_HEADER_SIZE);parseGLBChunksSync(glb,dataView,byteOffset,options);return byteOffset+glb.header.byteLength;}function parseGLBChunksSync(glb,dataView,byteOffset,options){while(byteOffset+8<=glb.header.byteLength){var chunkLength=dataView.getUint32(byteOffset+0,LE);var chunkFormat=dataView.getUint32(byteOffset+4,LE);byteOffset+=GLB_CHUNK_HEADER_SIZE;switch(chunkFormat){case GLB_CHUNK_TYPE_JSON:parseJSONChunk(glb,dataView,byteOffset,chunkLength);break;case GLB_CHUNK_TYPE_BIN:parseBINChunk(glb,dataView,byteOffset,chunkLength);break;case GLB_CHUNK_TYPE_JSON_XVIZ_DEPRECATED:if(!options.strict){parseJSONChunk(glb,dataView,byteOffset,chunkLength);}break;case GLB_CHUNK_TYPE_BIX_XVIZ_DEPRECATED:if(!options.strict){parseBINChunk(glb,dataView,byteOffset,chunkLength);}break;}byteOffset+=padToNBytes(chunkLength,4);}return byteOffset;}function parseJSONChunk(glb,dataView,byteOffset,chunkLength){var jsonChunk=new Uint8Array(dataView.buffer,byteOffset,chunkLength);var textDecoder=new TextDecoder('utf8');var jsonText=textDecoder.decode(jsonChunk);glb.json=JSON.parse(jsonText);return padToNBytes(chunkLength,4);}function parseBINChunk(glb,dataView,byteOffset,chunkLength){glb.header.hasBinChunk=true;glb.binChunks.push({byteOffset:byteOffset,byteLength:chunkLength,arrayBuffer:dataView.buffer});return padToNBytes(chunkLength,4);}function parseGLTF$1(_x86,_x87){return _parseGLTF$.apply(this,arguments);}function _parseGLTF$(){_parseGLTF$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee49(gltf,arrayBufferOrString){var byteOffset,options,context,_options$gltf,_options$gltf2,_options$gltf3,_options$gltf4,promises,_promise,promise,_args47=arguments;return _regeneratorRuntime().wrap(function _callee49$(_context53){while(1){switch(_context53.prev=_context53.next){case 0:byteOffset=_args47.length>2&&_args47[2]!==undefined?_args47[2]:0;options=_args47.length>3?_args47[3]:undefined;context=_args47.length>4?_args47[4]:undefined;parseGLTFContainerSync(gltf,arrayBufferOrString,byteOffset,options);normalizeGLTFV1(gltf,{normalize:options===null||options===void 0?void 0:(_options$gltf=options.gltf)===null||_options$gltf===void 0?void 0:_options$gltf.normalize});preprocessExtensions(gltf,options,context);promises=[];if(!(options!==null&&options!==void 0&&(_options$gltf2=options.gltf)!==null&&_options$gltf2!==void 0&&_options$gltf2.loadBuffers&&gltf.json.buffers)){_context53.next=10;break;}_context53.next=10;return loadBuffers(gltf,options,context);case 10:if(options!==null&&options!==void 0&&(_options$gltf3=options.gltf)!==null&&_options$gltf3!==void 0&&_options$gltf3.loadImages){_promise=loadImages(gltf,options,context);promises.push(_promise);}promise=decodeExtensions(gltf,options,context);promises.push(promise);_context53.next=15;return Promise.all(promises);case 15:return _context53.abrupt("return",options!==null&&options!==void 0&&(_options$gltf4=options.gltf)!==null&&_options$gltf4!==void 0&&_options$gltf4.postProcess?postProcessGLTF(gltf,options):gltf);case 16:case"end":return _context53.stop();}}},_callee49);}));return _parseGLTF$.apply(this,arguments);}function parseGLTFContainerSync(gltf,data,byteOffset,options){if(options.uri){gltf.baseUri=options.uri;}if(data instanceof ArrayBuffer&&!isGLB(data,byteOffset,options)){var textDecoder=new TextDecoder();data=textDecoder.decode(data);}if(typeof data==='string'){gltf.json=parseJSON(data);}else if(data instanceof ArrayBuffer){var glb={};byteOffset=parseGLBSync(glb,data,byteOffset,options.glb);assert$1(glb.type==='glTF',"Invalid GLB magic string ".concat(glb.type));gltf._glb=glb;gltf.json=glb.json;}else{assert$1(false,'GLTF: must be ArrayBuffer or string');}var buffers=gltf.json.buffers||[];gltf.buffers=new Array(buffers.length).fill(null);if(gltf._glb&&gltf._glb.header.hasBinChunk){var binChunks=gltf._glb.binChunks;gltf.buffers[0]={arrayBuffer:binChunks[0].arrayBuffer,byteOffset:binChunks[0].byteOffset,byteLength:binChunks[0].byteLength};}var images=gltf.json.images||[];gltf.images=new Array(images.length).fill({});}function loadBuffers(_x88,_x89,_x90){return _loadBuffers.apply(this,arguments);}function _loadBuffers(){_loadBuffers=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee50(gltf,options,context){var buffers,_i631,buffer,_context$fetch,_response$arrayBuffer,_fetch,uri,response,arrayBuffer;return _regeneratorRuntime().wrap(function _callee50$(_context54){while(1){switch(_context54.prev=_context54.next){case 0:buffers=gltf.json.buffers||[];_i631=0;case 2:if(!(_i631<buffers.length)){_context54.next=22;break;}buffer=buffers[_i631];if(!buffer.uri){_context54.next=18;break;}_fetch=context.fetch;assert$1(_fetch);uri=resolveUrl(buffer.uri,options);_context54.next=10;return context===null||context===void 0?void 0:(_context$fetch=context.fetch)===null||_context$fetch===void 0?void 0:_context$fetch.call(context,uri);case 10:response=_context54.sent;_context54.next=13;return response===null||response===void 0?void 0:(_response$arrayBuffer=response.arrayBuffer)===null||_response$arrayBuffer===void 0?void 0:_response$arrayBuffer.call(response);case 13:arrayBuffer=_context54.sent;gltf.buffers[_i631]={arrayBuffer:arrayBuffer,byteOffset:0,byteLength:arrayBuffer.byteLength};delete buffer.uri;_context54.next=19;break;case 18:if(gltf.buffers[_i631]===null){gltf.buffers[_i631]={arrayBuffer:new ArrayBuffer(buffer.byteLength),byteOffset:0,byteLength:buffer.byteLength};}case 19:++_i631;_context54.next=2;break;case 22:case"end":return _context54.stop();}}},_callee50);}));return _loadBuffers.apply(this,arguments);}function loadImages(_x91,_x92,_x93){return _loadImages.apply(this,arguments);}function _loadImages(){_loadImages=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee51(gltf,options,context){var imageIndices,images,promises,_iterator55,_step55,imageIndex;return _regeneratorRuntime().wrap(function _callee51$(_context55){while(1){switch(_context55.prev=_context55.next){case 0:imageIndices=getReferencesImageIndices(gltf);images=gltf.json.images||[];promises=[];_iterator55=_createForOfIteratorHelper(imageIndices);try{for(_iterator55.s();!(_step55=_iterator55.n()).done;){imageIndex=_step55.value;promises.push(loadImage(gltf,images[imageIndex],imageIndex,options,context));}}catch(err){_iterator55.e(err);}finally{_iterator55.f();}_context55.next=7;return Promise.all(promises);case 7:return _context55.abrupt("return",_context55.sent);case 8:case"end":return _context55.stop();}}},_callee51);}));return _loadImages.apply(this,arguments);}function getReferencesImageIndices(gltf){var imageIndices=new Set();var textures=gltf.json.textures||[];var _iterator40=_createForOfIteratorHelper(textures),_step40;try{for(_iterator40.s();!(_step40=_iterator40.n()).done;){var texture=_step40.value;if(texture.source!==undefined){imageIndices.add(texture.source);}}}catch(err){_iterator40.e(err);}finally{_iterator40.f();}return Array.from(imageIndices).sort();}function loadImage(_x94,_x95,_x96,_x97,_x98){return _loadImage.apply(this,arguments);}function _loadImage(){_loadImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee52(gltf,image,index,options,context){var fetch,parse,arrayBuffer,uri,response,array,parsedImage;return _regeneratorRuntime().wrap(function _callee52$(_context56){while(1){switch(_context56.prev=_context56.next){case 0:fetch=context.fetch,parse=context.parse;if(!image.uri){_context56.next=9;break;}uri=resolveUrl(image.uri,options);_context56.next=5;return fetch(uri);case 5:response=_context56.sent;_context56.next=8;return response.arrayBuffer();case 8:arrayBuffer=_context56.sent;case 9:if(Number.isFinite(image.bufferView)){array=getTypedArrayForBufferView(gltf.json,gltf.buffers,image.bufferView);arrayBuffer=sliceArrayBuffer(array.buffer,array.byteOffset,array.byteLength);}assert$1(arrayBuffer,'glTF image has no data');_context56.next=13;return parse(arrayBuffer,[ImageLoader,BasisLoader],{mimeType:image.mimeType,basis:options.basis||{format:selectSupportedBasisFormat()}},context);case 13:parsedImage=_context56.sent;if(parsedImage&&parsedImage[0]){parsedImage={compressed:true,mipmaps:false,width:parsedImage[0].width,height:parsedImage[0].height,data:parsedImage[0]};}gltf.images=gltf.images||[];gltf.images[index]=parsedImage;case 17:case"end":return _context56.stop();}}},_callee52);}));return _loadImage.apply(this,arguments);}var GLTFLoader={name:'glTF',id:'gltf',module:'gltf',version:VERSION$5,extensions:['gltf','glb'],mimeTypes:['model/gltf+json','model/gltf-binary'],text:true,binary:true,tests:['glTF'],parse:parse$1,options:{gltf:{normalize:true,loadBuffers:true,loadImages:true,decompressMeshes:true,postProcess:true},log:console},deprecatedOptions:{fetchImages:'gltf.loadImages',createImages:'gltf.loadImages',decompress:'gltf.decompressMeshes',postProcess:'gltf.postProcess',gltf:{decompress:'gltf.decompressMeshes'}}};function parse$1(_x99){return _parse$3.apply(this,arguments);}/**
+for(var _i516=0,len=plugins.length;_i516<len;_i516++){var plugin=plugins[_i516];plugin.destroy();}this.scene.destroy();}}]);return Viewer;}();function assert$5(condition,message){if(!condition){throw new Error(message||'loader assertion failed.');}}var isBrowser$4=Boolean((typeof process==="undefined"?"undefined":_typeof(process))!=='object'||String(process)!=='[object process]'||process.browser);var matches$1=typeof process!=='undefined'&&process.version&&/v([0-9]*)/.exec(process.version);matches$1&&parseFloat(matches$1[1])||0;var VERSION$9="3.2.6";function assert$4(condition,message){if(!condition){throw new Error(message||'loaders.gl assertion failed.');}}var globals$2={self:typeof self!=='undefined'&&self,window:typeof window!=='undefined'&&window,global:typeof global!=='undefined'&&global,document:typeof document!=='undefined'&&document};var global_=globals$2.global||globals$2.self||globals$2.window||{};var isBrowser$3=(typeof process==="undefined"?"undefined":_typeof(process))!=='object'||String(process)!=='[object process]'||process.browser;var isWorker=typeof importScripts==='function';var isMobile=typeof window!=='undefined'&&typeof window.orientation!=='undefined';var matches=typeof process!=='undefined'&&process.version&&/v([0-9]*)/.exec(process.version);matches&&parseFloat(matches[1])||0;function _defineProperty(obj,key,value){if(key in obj){Object.defineProperty(obj,key,{value:value,enumerable:true,configurable:true,writable:true});}else{obj[key]=value;}return obj;}var WorkerJob=/*#__PURE__*/function(){function WorkerJob(jobName,workerThread){var _this115=this;_classCallCheck(this,WorkerJob);_defineProperty(this,"name",void 0);_defineProperty(this,"workerThread",void 0);_defineProperty(this,"isRunning",true);_defineProperty(this,"result",void 0);_defineProperty(this,"_resolve",function(){});_defineProperty(this,"_reject",function(){});this.name=jobName;this.workerThread=workerThread;this.result=new Promise(function(resolve,reject){_this115._resolve=resolve;_this115._reject=reject;});}_createClass(WorkerJob,[{key:"postMessage",value:function postMessage(type,payload){this.workerThread.postMessage({source:'loaders.gl',type:type,payload:payload});}},{key:"done",value:function done(value){assert$4(this.isRunning);this.isRunning=false;this._resolve(value);}},{key:"error",value:function error(_error){assert$4(this.isRunning);this.isRunning=false;this._reject(_error);}}]);return WorkerJob;}();var Worker$1=/*#__PURE__*/_createClass(function Worker$1(){_classCallCheck(this,Worker$1);});var workerURLCache=new Map();function getLoadableWorkerURL(props){assert$4(props.source&&!props.url||!props.source&&props.url);var workerURL=workerURLCache.get(props.source||props.url);if(!workerURL){if(props.url){workerURL=getLoadableWorkerURLFromURL(props.url);workerURLCache.set(props.url,workerURL);}if(props.source){workerURL=getLoadableWorkerURLFromSource(props.source);workerURLCache.set(props.source,workerURL);}}assert$4(workerURL);return workerURL;}function getLoadableWorkerURLFromURL(url){if(!url.startsWith('http')){return url;}var workerSource=buildScriptSource(url);return getLoadableWorkerURLFromSource(workerSource);}function getLoadableWorkerURLFromSource(workerSource){var blob=new Blob([workerSource],{type:'application/javascript'});return URL.createObjectURL(blob);}function buildScriptSource(workerUrl){return"try {\n  importScripts('".concat(workerUrl,"');\n} catch (error) {\n  console.error(error);\n  throw error;\n}");}function getTransferList(object){var recursive=arguments.length>1&&arguments[1]!==undefined?arguments[1]:true;var transfers=arguments.length>2?arguments[2]:undefined;var transfersSet=transfers||new Set();if(!object);else if(isTransferable(object)){transfersSet.add(object);}else if(isTransferable(object.buffer)){transfersSet.add(object.buffer);}else if(ArrayBuffer.isView(object));else if(recursive&&_typeof(object)==='object'){for(var key in object){getTransferList(object[key],recursive,transfersSet);}}return transfers===undefined?Array.from(transfersSet):[];}function isTransferable(object){if(!object){return false;}if(object instanceof ArrayBuffer){return true;}if(typeof MessagePort!=='undefined'&&object instanceof MessagePort){return true;}if(typeof ImageBitmap!=='undefined'&&object instanceof ImageBitmap){return true;}if(typeof OffscreenCanvas!=='undefined'&&object instanceof OffscreenCanvas){return true;}return false;}var NOOP=function NOOP(){};var WorkerThread=/*#__PURE__*/function(){function WorkerThread(props){_classCallCheck(this,WorkerThread);_defineProperty(this,"name",void 0);_defineProperty(this,"source",void 0);_defineProperty(this,"url",void 0);_defineProperty(this,"terminated",false);_defineProperty(this,"worker",void 0);_defineProperty(this,"onMessage",void 0);_defineProperty(this,"onError",void 0);_defineProperty(this,"_loadableURL",'');var name=props.name,source=props.source,url=props.url;assert$4(source||url);this.name=name;this.source=source;this.url=url;this.onMessage=NOOP;this.onError=function(error){return console.log(error);};this.worker=isBrowser$3?this._createBrowserWorker():this._createNodeWorker();}_createClass(WorkerThread,[{key:"destroy",value:function destroy(){this.onMessage=NOOP;this.onError=NOOP;this.worker.terminate();this.terminated=true;}},{key:"isRunning",get:function get(){return Boolean(this.onMessage);}},{key:"postMessage",value:function postMessage(data,transferList){transferList=transferList||getTransferList(data);this.worker.postMessage(data,transferList);}},{key:"_getErrorFromErrorEvent",value:function _getErrorFromErrorEvent(event){var message='Failed to load ';message+="worker ".concat(this.name," from ").concat(this.url,". 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state.globalOptions;};function normalizeOptions(options,loader,loaders,url){loaders=loaders||[];loaders=Array.isArray(loaders)?loaders:[loaders];validateOptions(options,loaders);return normalizeOptionsInternal(loader,options,url);}function getFetchFunction(options,context){var globalOptions=getGlobalLoaderOptions();var fetchOptions=options||globalOptions;if(typeof fetchOptions.fetch==='function'){return fetchOptions.fetch;}if(isObject(fetchOptions.fetch)){return function(url){return fetchFile(url,fetchOptions);};}if(context!==null&&context!==void 0&&context.fetch){return context===null||context===void 0?void 0:context.fetch;}return fetchFile;}function validateOptions(options,loaders){validateOptionsObject(options,null,DEFAULT_LOADER_OPTIONS,REMOVED_LOADER_OPTIONS,loaders);var _iterator8=_createForOfIteratorHelper(loaders),_step8;try{for(_iterator8.s();!(_step8=_iterator8.n()).done;){var loader=_step8.value;var idOptions=options&&options[loader.id]||{};var loaderOptions=loader.options&&loader.options[loader.id]||{};var deprecatedOptions=loader.deprecatedOptions&&loader.deprecatedOptions[loader.id]||{};validateOptionsObject(idOptions,loader.id,loaderOptions,deprecatedOptions,loaders);}}catch(err){_iterator8.e(err);}finally{_iterator8.f();}}function validateOptionsObject(options,id,defaultOptions,deprecatedOptions,loaders){var loaderName=id||'Top level';var prefix=id?"".concat(id,"."):'';for(var key in options){var isSubOptions=!id&&isObject(options[key]);var isBaseUriOption=key==='baseUri'&&!id;var isWorkerUrlOption=key==='workerUrl'&&id;if(!(key in defaultOptions)&&!isBaseUriOption&&!isWorkerUrlOption){if(key in deprecatedOptions){probeLog.warn("".concat(loaderName," loader option '").concat(prefix).concat(key,"' no longer supported, use '").concat(deprecatedOptions[key],"'"))();}else if(!isSubOptions){var suggestion=findSimilarOption(key,loaders);probeLog.warn("".concat(loaderName," loader option '").concat(prefix).concat(key,"' not recognized. ").concat(suggestion))();}}}}function findSimilarOption(optionKey,loaders){var lowerCaseOptionKey=optionKey.toLowerCase();var bestSuggestion='';var _iterator9=_createForOfIteratorHelper(loaders),_step9;try{for(_iterator9.s();!(_step9=_iterator9.n()).done;){var loader=_step9.value;for(var key in loader.options){if(optionKey===key){return"Did you mean '".concat(loader.id,".").concat(key,"'?");}var lowerCaseKey=key.toLowerCase();var isPartialMatch=lowerCaseOptionKey.startsWith(lowerCaseKey)||lowerCaseKey.startsWith(lowerCaseOptionKey);if(isPartialMatch){bestSuggestion=bestSuggestion||"Did you mean '".concat(loader.id,".").concat(key,"'?");}}}}catch(err){_iterator9.e(err);}finally{_iterator9.f();}return bestSuggestion;}function normalizeOptionsInternal(loader,options,url){var loaderDefaultOptions=loader.options||{};var mergedOptions=_objectSpread({},loaderDefaultOptions);addUrlOptions(mergedOptions,url);if(mergedOptions.log===null){mergedOptions.log=new NullLog();}mergeNestedFields(mergedOptions,getGlobalLoaderOptions());mergeNestedFields(mergedOptions,options);return mergedOptions;}function mergeNestedFields(mergedOptions,options){for(var key in options){if(key in options){var value=options[key];if(isPureObject(value)&&isPureObject(mergedOptions[key])){mergedOptions[key]=_objectSpread(_objectSpread({},mergedOptions[key]),options[key]);}else{mergedOptions[key]=options[key];}}}}function addUrlOptions(options,url){if(url&&!('baseUri'in options)){options.baseUri=url;}}function isLoaderObject(loader){var _loader;if(!loader){return false;}if(Array.isArray(loader)){loader=loader[0];}var hasExtensions=Array.isArray((_loader=loader)===null||_loader===void 0?void 0:_loader.extensions);return hasExtensions;}function normalizeLoader(loader){var _loader2,_loader3;assert$5(loader,'null loader');assert$5(isLoaderObject(loader),'invalid loader');var options;if(Array.isArray(loader)){options=loader[1];loader=loader[0];loader=_objectSpread(_objectSpread({},loader),{},{options:_objectSpread(_objectSpread({},loader.options),options)});}if((_loader2=loader)!==null&&_loader2!==void 0&&_loader2.parseTextSync||(_loader3=loader)!==null&&_loader3!==void 0&&_loader3.parseText){loader.text=true;}if(!loader.text){loader.binary=true;}return loader;}var getGlobalLoaderRegistry=function getGlobalLoaderRegistry(){var state=getGlobalLoaderState();state.loaderRegistry=state.loaderRegistry||[];return state.loaderRegistry;};function getRegisteredLoaders(){return getGlobalLoaderRegistry();}function isElectron(mockUserAgent){if(typeof window!=='undefined'&&_typeof(window.process)==='object'&&window.process.type==='renderer'){return true;}if(typeof process!=='undefined'&&_typeof(process.versions)==='object'&&Boolean(process.versions.electron)){return true;}var realUserAgent=(typeof navigator==="undefined"?"undefined":_typeof(navigator))==='object'&&typeof navigator.userAgent==='string'&&navigator.userAgent;var userAgent=mockUserAgent||realUserAgent;if(userAgent&&userAgent.indexOf('Electron')>=0){return true;}return false;}function isBrowser(){var isNode=(typeof process==="undefined"?"undefined":_typeof(process))==='object'&&String(process)==='[object process]'&&!process.browser;return!isNode||isElectron();}var globals={self:typeof self!=='undefined'&&self,window:typeof window!=='undefined'&&window,global:typeof global!=='undefined'&&global,document:typeof document!=='undefined'&&document,process:(typeof process==="undefined"?"undefined":_typeof(process))==='object'&&process};var window_=globals.window||globals.self||globals.global;var process_=globals.process||{};var VERSION$6=typeof __VERSION__!=='undefined'?__VERSION__:'untranspiled source';isBrowser();function getStorage(type){try{var storage=window[type];var x='__storage_test__';storage.setItem(x,x);storage.removeItem(x);return storage;}catch(e){return null;}}var LocalStorage=/*#__PURE__*/function(){function LocalStorage(id){_classCallCheck(this,LocalStorage);var defaultSettings=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var type=arguments.length>2&&arguments[2]!==undefined?arguments[2]:'sessionStorage';_defineProperty(this,"storage",void 0);_defineProperty(this,"id",void 0);_defineProperty(this,"config",{});this.storage=getStorage(type);this.id=id;this.config={};Object.assign(this.config,defaultSettings);this._loadConfiguration();}_createClass(LocalStorage,[{key:"getConfiguration",value:function getConfiguration(){return this.config;}},{key:"setConfiguration",value:function setConfiguration(configuration){this.config={};return this.updateConfiguration(configuration);}},{key:"updateConfiguration",value:function updateConfiguration(configuration){Object.assign(this.config,configuration);if(this.storage){var serialized=JSON.stringify(this.config);this.storage.setItem(this.id,serialized);}return this;}},{key:"_loadConfiguration",value:function _loadConfiguration(){var configuration={};if(this.storage){var serializedConfiguration=this.storage.getItem(this.id);configuration=serializedConfiguration?JSON.parse(serializedConfiguration):{};}Object.assign(this.config,configuration);return this;}}]);return LocalStorage;}();function formatTime(ms){var formatted;if(ms<10){formatted="".concat(ms.toFixed(2),"ms");}else if(ms<100){formatted="".concat(ms.toFixed(1),"ms");}else if(ms<1000){formatted="".concat(ms.toFixed(0),"ms");}else{formatted="".concat((ms/1000).toFixed(2),"s");}return formatted;}function leftPad(string){var length=arguments.length>1&&arguments[1]!==undefined?arguments[1]:8;var padLength=Math.max(length-string.length,0);return"".concat(' '.repeat(padLength)).concat(string);}function formatImage(image,message,scale){var maxWidth=arguments.length>3&&arguments[3]!==undefined?arguments[3]:600;var imageUrl=image.src.replace(/\(/g,'%28').replace(/\)/g,'%29');if(image.width>maxWidth){scale=Math.min(scale,maxWidth/image.width);}var width=image.width*scale;var height=image.height*scale;var style=['font-size:1px;',"padding:".concat(Math.floor(height/2),"px ").concat(Math.floor(width/2),"px;"),"line-height:".concat(height,"px;"),"background:url(".concat(imageUrl,");"),"background-size:".concat(width,"px ").concat(height,"px;"),'color:transparent;'].join('');return["".concat(message," %c+"),style];}var COLOR;(function(COLOR){COLOR[COLOR["BLACK"]=30]="BLACK";COLOR[COLOR["RED"]=31]="RED";COLOR[COLOR["GREEN"]=32]="GREEN";COLOR[COLOR["YELLOW"]=33]="YELLOW";COLOR[COLOR["BLUE"]=34]="BLUE";COLOR[COLOR["MAGENTA"]=35]="MAGENTA";COLOR[COLOR["CYAN"]=36]="CYAN";COLOR[COLOR["WHITE"]=37]="WHITE";COLOR[COLOR["BRIGHT_BLACK"]=90]="BRIGHT_BLACK";COLOR[COLOR["BRIGHT_RED"]=91]="BRIGHT_RED";COLOR[COLOR["BRIGHT_GREEN"]=92]="BRIGHT_GREEN";COLOR[COLOR["BRIGHT_YELLOW"]=93]="BRIGHT_YELLOW";COLOR[COLOR["BRIGHT_BLUE"]=94]="BRIGHT_BLUE";COLOR[COLOR["BRIGHT_MAGENTA"]=95]="BRIGHT_MAGENTA";COLOR[COLOR["BRIGHT_CYAN"]=96]="BRIGHT_CYAN";COLOR[COLOR["BRIGHT_WHITE"]=97]="BRIGHT_WHITE";})(COLOR||(COLOR={}));function getColor(color){return typeof color==='string'?COLOR[color.toUpperCase()]||COLOR.WHITE:color;}function addColor(string,color,background){if(!isBrowser&&typeof string==='string'){if(color){color=getColor(color);string="\x1B[".concat(color,"m").concat(string,"\x1B[39m");}if(background){color=getColor(background);string="\x1B[".concat(background+10,"m").concat(string,"\x1B[49m");}}return string;}function autobind(obj){var predefined=arguments.length>1&&arguments[1]!==undefined?arguments[1]:['constructor'];var proto=Object.getPrototypeOf(obj);var propNames=Object.getOwnPropertyNames(proto);var _iterator10=_createForOfIteratorHelper(propNames),_step10;try{var _loop5=function _loop5(){var key=_step10.value;if(typeof obj[key]==='function'){if(!predefined.find(function(name){return key===name;})){obj[key]=obj[key].bind(obj);}}};for(_iterator10.s();!(_step10=_iterator10.n()).done;){_loop5();}}catch(err){_iterator10.e(err);}finally{_iterator10.f();}}function assert$2(condition,message){if(!condition){throw new Error(message||'Assertion failed');}}function getHiResTimestamp(){var timestamp;if(isBrowser&&'performance'in window_){var _window$performance,_window$performance$n;timestamp=window_===null||window_===void 0?void 0:(_window$performance=window_.performance)===null||_window$performance===void 0?void 0:(_window$performance$n=_window$performance.now)===null||_window$performance$n===void 0?void 0:_window$performance$n.call(_window$performance);}else if('hrtime'in process_){var _process$hrtime;var timeParts=process_===null||process_===void 0?void 0:(_process$hrtime=process_.hrtime)===null||_process$hrtime===void 0?void 0:_process$hrtime.call(process_);timestamp=timeParts[0]*1000+timeParts[1]/1e6;}else{timestamp=Date.now();}return timestamp;}var originalConsole={debug:isBrowser?console.debug||console.log:console.log,log:console.log,info:console.info,warn:console.warn,error:console.error};var DEFAULT_SETTINGS={enabled:true,level:0};function noop(){}var cache={};var ONCE={once:true};var Log=/*#__PURE__*/function(){function Log(){_classCallCheck(this,Log);var _ref20=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{id:''},id=_ref20.id;_defineProperty(this,"id",void 0);_defineProperty(this,"VERSION",VERSION$6);_defineProperty(this,"_startTs",getHiResTimestamp());_defineProperty(this,"_deltaTs",getHiResTimestamp());_defineProperty(this,"_storage",void 0);_defineProperty(this,"userData",{});_defineProperty(this,"LOG_THROTTLE_TIMEOUT",0);this.id=id;this._storage=new LocalStorage("__probe-".concat(this.id,"__"),DEFAULT_SETTINGS);this.userData={};this.timeStamp("".concat(this.id," started"));autobind(this);Object.seal(this);}_createClass(Log,[{key:"level",get:function get(){return this.getLevel();},set:function set(newLevel){this.setLevel(newLevel);}},{key:"isEnabled",value:function isEnabled(){return this._storage.config.enabled;}},{key:"getLevel",value:function getLevel(){return this._storage.config.level;}},{key:"getTotal",value:function getTotal(){return Number((getHiResTimestamp()-this._startTs).toPrecision(10));}},{key:"getDelta",value:function getDelta(){return Number((getHiResTimestamp()-this._deltaTs).toPrecision(10));}},{key:"priority",get:function get(){return this.level;},set:function set(newPriority){this.level=newPriority;}},{key:"getPriority",value:function getPriority(){return this.level;}},{key:"enable",value:function enable(){var enabled=arguments.length>0&&arguments[0]!==undefined?arguments[0]:true;this._storage.updateConfiguration({enabled:enabled});return this;}},{key:"setLevel",value:function setLevel(level){this._storage.updateConfiguration({level:level});return this;}},{key:"get",value:function get(setting){return this._storage.config[setting];}},{key:"set",value:function set(setting,value){this._storage.updateConfiguration(_defineProperty2({},setting,value));}},{key:"settings",value:function settings(){if(console.table){console.table(this._storage.config);}else{console.log(this._storage.config);}}},{key:"assert",value:function assert(condition,message){assert$2(condition,message);}},{key:"warn",value:function warn(message){return this._getLogFunction(0,message,originalConsole.warn,arguments,ONCE);}},{key:"error",value:function error(message){return this._getLogFunction(0,message,originalConsole.error,arguments);}},{key:"deprecated",value:function deprecated(oldUsage,newUsage){return this.warn("`".concat(oldUsage,"` is deprecated and will be removed in a later version. Use `").concat(newUsage,"` instead"));}},{key:"removed",value:function removed(oldUsage,newUsage){return this.error("`".concat(oldUsage,"` has been removed. Use `").concat(newUsage,"` instead"));}},{key:"probe",value:function probe(logLevel,message){return this._getLogFunction(logLevel,message,originalConsole.log,arguments,{time:true,once:true});}},{key:"log",value:function log(logLevel,message){return this._getLogFunction(logLevel,message,originalConsole.debug,arguments);}},{key:"info",value:function info(logLevel,message){return this._getLogFunction(logLevel,message,console.info,arguments);}},{key:"once",value:function once(logLevel,message){for(var _len=arguments.length,args=new Array(_len>2?_len-2:0),_key=2;_key<_len;_key++){args[_key-2]=arguments[_key];}return this._getLogFunction(logLevel,message,originalConsole.debug||originalConsole.info,arguments,ONCE);}},{key:"table",value:function table(logLevel,_table2,columns){if(_table2){return this._getLogFunction(logLevel,_table2,console.table||noop,columns&&[columns],{tag:getTableHeader(_table2)});}return noop;}},{key:"image",value:function image(_ref){var logLevel=_ref.logLevel,priority=_ref.priority,image=_ref.image,_ref$message=_ref.message,message=_ref$message===void 0?'':_ref$message,_ref$scale=_ref.scale,scale=_ref$scale===void 0?1:_ref$scale;if(!this._shouldLog(logLevel||priority)){return noop;}return isBrowser?logImageInBrowser({image:image,message:message,scale:scale}):logImageInNode({image:image,message:message,scale:scale});}},{key:"time",value:function time(logLevel,message){return this._getLogFunction(logLevel,message,console.time?console.time:console.info);}},{key:"timeEnd",value:function timeEnd(logLevel,message){return this._getLogFunction(logLevel,message,console.timeEnd?console.timeEnd:console.info);}},{key:"timeStamp",value:function timeStamp(logLevel,message){return this._getLogFunction(logLevel,message,console.timeStamp||noop);}},{key:"group",value:function group(logLevel,message){var opts=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{collapsed:false};var options=normalizeArguments({logLevel:logLevel,message:message,opts:opts});var collapsed=opts.collapsed;options.method=(collapsed?console.groupCollapsed:console.group)||console.info;return this._getLogFunction(options);}},{key:"groupCollapsed",value:function groupCollapsed(logLevel,message){var opts=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{};return this.group(logLevel,message,Object.assign({},opts,{collapsed:true}));}},{key:"groupEnd",value:function groupEnd(logLevel){return this._getLogFunction(logLevel,'',console.groupEnd||noop);}},{key:"withGroup",value:function withGroup(logLevel,message,func){this.group(logLevel,message)();try{func();}finally{this.groupEnd(logLevel)();}}},{key:"trace",value:function trace(){if(console.trace){console.trace();}}},{key:"_shouldLog",value:function _shouldLog(logLevel){return this.isEnabled()&&this.getLevel()>=normalizeLogLevel(logLevel);}},{key:"_getLogFunction",value:function _getLogFunction(logLevel,message,method,args,opts){if(this._shouldLog(logLevel)){var _method2;opts=normalizeArguments({logLevel:logLevel,message:message,args:args,opts:opts});method=method||opts.method;assert$2(method);opts.total=this.getTotal();opts.delta=this.getDelta();this._deltaTs=getHiResTimestamp();var tag=opts.tag||opts.message;if(opts.once){if(!cache[tag]){cache[tag]=getHiResTimestamp();}else{return noop;}}message=decorateMessage(this.id,opts.message,opts);return(_method2=method).bind.apply(_method2,[console,message].concat(_toConsumableArray(opts.args)));}return noop;}}]);return Log;}();_defineProperty(Log,"VERSION",VERSION$6);function normalizeLogLevel(logLevel){if(!logLevel){return 0;}var resolvedLevel;switch(_typeof(logLevel)){case'number':resolvedLevel=logLevel;break;case'object':resolvedLevel=logLevel.logLevel||logLevel.priority||0;break;default:return 0;}assert$2(Number.isFinite(resolvedLevel)&&resolvedLevel>=0);return resolvedLevel;}function normalizeArguments(opts){var logLevel=opts.logLevel,message=opts.message;opts.logLevel=normalizeLogLevel(logLevel);var args=opts.args?Array.from(opts.args):[];while(args.length&&args.shift()!==message){}switch(_typeof(logLevel)){case'string':case'function':if(message!==undefined){args.unshift(message);}opts.message=logLevel;break;case'object':Object.assign(opts,logLevel);break;}if(typeof opts.message==='function'){opts.message=opts.message();}var messageType=_typeof(opts.message);assert$2(messageType==='string'||messageType==='object');return Object.assign(opts,{args:args},opts.opts);}function decorateMessage(id,message,opts){if(typeof message==='string'){var _time2=opts.time?leftPad(formatTime(opts.total)):'';message=opts.time?"".concat(id,": ").concat(_time2,"  ").concat(message):"".concat(id,": ").concat(message);message=addColor(message,opts.color,opts.background);}return message;}function logImageInNode(_ref2){var image=_ref2.image,_ref2$message=_ref2.message,message=_ref2$message===void 0?'':_ref2$message,_ref2$scale=_ref2.scale,scale=_ref2$scale===void 0?1:_ref2$scale;var asciify=null;try{asciify=module.require('asciify-image');}catch(error){}if(asciify){return function(){return asciify(image,{fit:'box',width:"".concat(Math.round(80*scale),"%")}).then(function(data){return console.log(data);});};}return noop;}function logImageInBrowser(_ref3){var image=_ref3.image,_ref3$message=_ref3.message,message=_ref3$message===void 0?'':_ref3$message,_ref3$scale=_ref3.scale,scale=_ref3$scale===void 0?1:_ref3$scale;if(typeof image==='string'){var img=new Image();img.onload=function(){var _console4;var args=formatImage(img,message,scale);(_console4=console).log.apply(_console4,_toConsumableArray(args));};img.src=image;return noop;}var element=image.nodeName||'';if(element.toLowerCase()==='img'){var _console5;(_console5=console).log.apply(_console5,_toConsumableArray(formatImage(image,message,scale)));return noop;}if(element.toLowerCase()==='canvas'){var _img2=new Image();_img2.onload=function(){var _console6;return(_console6=console).log.apply(_console6,_toConsumableArray(formatImage(_img2,message,scale)));};_img2.src=image.toDataURL();return noop;}return noop;}function getTableHeader(table){for(var key in table){for(var title in table[key]){return title||'untitled';}}return'empty';}var log=new Log({id:'loaders.gl'});var EXT_PATTERN=/\.([^.]+)$/;function selectLoader(_x27){return _selectLoader.apply(this,arguments);}function _selectLoader(){_selectLoader=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee18(data){var loaders,options,context,loader,_args16=arguments;return _regeneratorRuntime().wrap(function _callee18$(_context22){while(1){switch(_context22.prev=_context22.next){case 0:loaders=_args16.length>1&&_args16[1]!==undefined?_args16[1]:[];options=_args16.length>2?_args16[2]:undefined;context=_args16.length>3?_args16[3]:undefined;if(validHTTPResponse(data)){_context22.next=5;break;}return _context22.abrupt("return",null);case 5:loader=selectLoaderSync(data,loaders,_objectSpread(_objectSpread({},options),{},{nothrow:true}),context);if(!loader){_context22.next=8;break;}return _context22.abrupt("return",loader);case 8:if(!isBlob(data)){_context22.next=13;break;}_context22.next=11;return data.slice(0,10).arrayBuffer();case 11:data=_context22.sent;loader=selectLoaderSync(data,loaders,options,context);case 13:if(!(!loader&&!(options!==null&&options!==void 0&&options.nothrow))){_context22.next=15;break;}throw new Error(getNoValidLoaderMessage(data));case 15:return _context22.abrupt("return",loader);case 16:case"end":return _context22.stop();}}},_callee18);}));return _selectLoader.apply(this,arguments);}function selectLoaderSync(data){var loaders=arguments.length>1&&arguments[1]!==undefined?arguments[1]:[];var options=arguments.length>2?arguments[2]:undefined;var context=arguments.length>3?arguments[3]:undefined;if(!validHTTPResponse(data)){return null;}if(loaders&&!Array.isArray(loaders)){return normalizeLoader(loaders);}var candidateLoaders=[];if(loaders){candidateLoaders=candidateLoaders.concat(loaders);}if(!(options!==null&&options!==void 0&&options.ignoreRegisteredLoaders)){var _candidateLoaders;(_candidateLoaders=candidateLoaders).push.apply(_candidateLoaders,_toConsumableArray(getRegisteredLoaders()));}normalizeLoaders(candidateLoaders);var loader=selectLoaderInternal(data,candidateLoaders,options,context);if(!loader&&!(options!==null&&options!==void 0&&options.nothrow)){throw new Error(getNoValidLoaderMessage(data));}return loader;}function selectLoaderInternal(data,loaders,options,context){var _getResourceUrlAndTyp=getResourceUrlAndType(data),url=_getResourceUrlAndTyp.url,type=_getResourceUrlAndTyp.type;var testUrl=url||(context===null||context===void 0?void 0:context.url);var loader=null;var reason='';if(options!==null&&options!==void 0&&options.mimeType){loader=findLoaderByMIMEType(loaders,options===null||options===void 0?void 0:options.mimeType);reason="match forced by supplied MIME type ".concat(options===null||options===void 0?void 0:options.mimeType);}loader=loader||findLoaderByUrl(loaders,testUrl);reason=reason||(loader?"matched url ".concat(testUrl):'');loader=loader||findLoaderByMIMEType(loaders,type);reason=reason||(loader?"matched MIME type ".concat(type):'');loader=loader||findLoaderByInitialBytes(loaders,data);reason=reason||(loader?"matched initial data ".concat(getFirstCharacters(data)):'');loader=loader||findLoaderByMIMEType(loaders,options===null||options===void 0?void 0:options.fallbackMimeType);reason=reason||(loader?"matched fallback MIME type ".concat(type):'');if(reason){var _loader;log.log(1,"selectLoader selected ".concat((_loader=loader)===null||_loader===void 0?void 0:_loader.name,": ").concat(reason,"."));}return loader;}function validHTTPResponse(data){if(data instanceof Response){if(data.status===204){return false;}}return true;}function getNoValidLoaderMessage(data){var _getResourceUrlAndTyp2=getResourceUrlAndType(data),url=_getResourceUrlAndTyp2.url,type=_getResourceUrlAndTyp2.type;var message='No valid loader found (';message+=url?"".concat(filename(url),", "):'no url provided, ';message+="MIME type: ".concat(type?"\"".concat(type,"\""):'not provided',", ");var firstCharacters=data?getFirstCharacters(data):'';message+=firstCharacters?" first bytes: \"".concat(firstCharacters,"\""):'first bytes: not available';message+=')';return message;}function normalizeLoaders(loaders){var _iterator11=_createForOfIteratorHelper(loaders),_step11;try{for(_iterator11.s();!(_step11=_iterator11.n()).done;){var loader=_step11.value;normalizeLoader(loader);}}catch(err){_iterator11.e(err);}finally{_iterator11.f();}}function findLoaderByUrl(loaders,url){var match=url&&EXT_PATTERN.exec(url);var extension=match&&match[1];return extension?findLoaderByExtension(loaders,extension):null;}function findLoaderByExtension(loaders,extension){extension=extension.toLowerCase();var _iterator12=_createForOfIteratorHelper(loaders),_step12;try{for(_iterator12.s();!(_step12=_iterator12.n()).done;){var loader=_step12.value;var _iterator13=_createForOfIteratorHelper(loader.extensions),_step13;try{for(_iterator13.s();!(_step13=_iterator13.n()).done;){var loaderExtension=_step13.value;if(loaderExtension.toLowerCase()===extension){return loader;}}}catch(err){_iterator13.e(err);}finally{_iterator13.f();}}}catch(err){_iterator12.e(err);}finally{_iterator12.f();}return null;}function findLoaderByMIMEType(loaders,mimeType){var _iterator14=_createForOfIteratorHelper(loaders),_step14;try{for(_iterator14.s();!(_step14=_iterator14.n()).done;){var loader=_step14.value;if(loader.mimeTypes&&loader.mimeTypes.includes(mimeType)){return 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GL_EXTENSIONS_CONSTANTS={COMPRESSED_RGB_S3TC_DXT1_EXT:0x83f0,COMPRESSED_RGBA_S3TC_DXT1_EXT:0x83f1,COMPRESSED_RGBA_S3TC_DXT3_EXT:0x83f2,COMPRESSED_RGBA_S3TC_DXT5_EXT:0x83f3,COMPRESSED_R11_EAC:0x9270,COMPRESSED_SIGNED_R11_EAC:0x9271,COMPRESSED_RG11_EAC:0x9272,COMPRESSED_SIGNED_RG11_EAC:0x9273,COMPRESSED_RGB8_ETC2:0x9274,COMPRESSED_RGBA8_ETC2_EAC:0x9275,COMPRESSED_SRGB8_ETC2:0x9276,COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:0x9277,COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:0x9278,COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:0x9279,COMPRESSED_RGB_PVRTC_4BPPV1_IMG:0x8c00,COMPRESSED_RGBA_PVRTC_4BPPV1_IMG:0x8c02,COMPRESSED_RGB_PVRTC_2BPPV1_IMG:0x8c01,COMPRESSED_RGBA_PVRTC_2BPPV1_IMG:0x8c03,COMPRESSED_RGB_ETC1_WEBGL:0x8d64,COMPRESSED_RGB_ATC_WEBGL:0x8c92,COMPRESSED_RGBA_ATC_EXPLICIT_ALPHA_WEBGL:0x8c93,COMPRESSED_RGBA_ATC_INTERPOLATED_ALPHA_WEBGL:0x87ee,COMPRESSED_RGBA_ASTC_4X4_KHR:0x93b0,COMPRESSED_RGBA_ASTC_5X4_KHR:0x93b1,COMPRESSED_RGBA_ASTC_5X5_KHR:0x93b2,COMPRESSED_RGBA_ASTC_6X5_KHR:0x93b3,COMPRESSED_RGBA_ASTC_6X6_KHR:0x93b4,COMPRESSED_RGBA_ASTC_8X5_KHR:0x93b5,COMPRESSED_RGBA_ASTC_8X6_KHR:0x93b6,COMPRESSED_RGBA_ASTC_8X8_KHR:0x93b7,COMPRESSED_RGBA_ASTC_10X5_KHR:0x93b8,COMPRESSED_RGBA_ASTC_10X6_KHR:0x93b9,COMPRESSED_RGBA_ASTC_10X8_KHR:0x93ba,COMPRESSED_RGBA_ASTC_10X10_KHR:0x93bb,COMPRESSED_RGBA_ASTC_12X10_KHR:0x93bc,COMPRESSED_RGBA_ASTC_12X12_KHR:0x93bd,COMPRESSED_SRGB8_ALPHA8_ASTC_4X4_KHR:0x93d0,COMPRESSED_SRGB8_ALPHA8_ASTC_5X4_KHR:0x93d1,COMPRESSED_SRGB8_ALPHA8_ASTC_5X5_KHR:0x93d2,COMPRESSED_SRGB8_ALPHA8_ASTC_6X5_KHR:0x93d3,COMPRESSED_SRGB8_ALPHA8_ASTC_6X6_KHR:0x93d4,COMPRESSED_SRGB8_ALPHA8_ASTC_8X5_KHR:0x93d5,COMPRESSED_SRGB8_ALPHA8_ASTC_8X6_KHR:0x93d6,COMPRESSED_SRGB8_ALPHA8_ASTC_8X8_KHR:0x93d7,COMPRESSED_SRGB8_ALPHA8_ASTC_10X5_KHR:0x93d8,COMPRESSED_SRGB8_ALPHA8_ASTC_10X6_KHR:0x93d9,COMPRESSED_SRGB8_ALPHA8_ASTC_10X8_KHR:0x93da,COMPRESSED_SRGB8_ALPHA8_ASTC_10X10_KHR:0x93db,COMPRESSED_SRGB8_ALPHA8_ASTC_12X10_KHR:0x93dc,COMPRESSED_SRGB8_ALPHA8_ASTC_12X12_KHR:0x93dd,COMPRESSED_RED_RGTC1_EXT:0x8dbb,COMPRESSED_SIGNED_RED_RGTC1_EXT:0x8dbc,COMPRESSED_RED_GREEN_RGTC2_EXT:0x8dbd,COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT:0x8dbe,COMPRESSED_SRGB_S3TC_DXT1_EXT:0x8c4c,COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:0x8c4d,COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:0x8c4e,COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:0x8c4f};var BROWSER_PREFIXES=['','WEBKIT_','MOZ_'];var WEBGL_EXTENSIONS={WEBGL_compressed_texture_s3tc:'dxt',WEBGL_compressed_texture_s3tc_srgb:'dxt-srgb',WEBGL_compressed_texture_etc1:'etc1',WEBGL_compressed_texture_etc:'etc2',WEBGL_compressed_texture_pvrtc:'pvrtc',WEBGL_compressed_texture_atc:'atc',WEBGL_compressed_texture_astc:'astc',EXT_texture_compression_rgtc:'rgtc'};var formats=null;function getSupportedGPUTextureFormats(gl){if(!formats){gl=gl||getWebGLContext()||undefined;formats=new Set();var _iterator16=_createForOfIteratorHelper(BROWSER_PREFIXES),_step16;try{for(_iterator16.s();!(_step16=_iterator16.n()).done;){var prefix=_step16.value;for(var extension in WEBGL_EXTENSIONS){if(gl&&gl.getExtension("".concat(prefix).concat(extension))){var gpuTextureFormat=WEBGL_EXTENSIONS[extension];formats.add(gpuTextureFormat);}}}}catch(err){_iterator16.e(err);}finally{_iterator16.f();}}return formats;}function getWebGLContext(){try{var _canvas6=document.createElement('canvas');return _canvas6.getContext('webgl');}catch(error){return null;}}var n,i,s,a,r,o,l,f;!function(t){t[t.NONE=0]="NONE",t[t.BASISLZ=1]="BASISLZ",t[t.ZSTD=2]="ZSTD",t[t.ZLIB=3]="ZLIB";}(n||(n={})),function(t){t[t.BASICFORMAT=0]="BASICFORMAT";}(i||(i={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.ETC1S=163]="ETC1S",t[t.UASTC=166]="UASTC";}(s||(s={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.SRGB=1]="SRGB";}(a||(a={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.LINEAR=1]="LINEAR",t[t.SRGB=2]="SRGB",t[t.ITU=3]="ITU",t[t.NTSC=4]="NTSC",t[t.SLOG=5]="SLOG",t[t.SLOG2=6]="SLOG2";}(r||(r={})),function(t){t[t.ALPHA_STRAIGHT=0]="ALPHA_STRAIGHT",t[t.ALPHA_PREMULTIPLIED=1]="ALPHA_PREMULTIPLIED";}(o||(o={})),function(t){t[t.RGB=0]="RGB",t[t.RRR=3]="RRR",t[t.GGG=4]="GGG",t[t.AAA=15]="AAA";}(l||(l={})),function(t){t[t.RGB=0]="RGB",t[t.RGBA=3]="RGBA",t[t.RRR=4]="RRR",t[t.RRRG=5]="RRRG";}(f||(f={}));var KTX2_ID=[0xab,0x4b,0x54,0x58,0x20,0x32,0x30,0xbb,0x0d,0x0a,0x1a,0x0a];function isKTX(data){var id=new Uint8Array(data);var notKTX=id.byteLength<KTX2_ID.length||id[0]!==KTX2_ID[0]||id[1]!==KTX2_ID[1]||id[2]!==KTX2_ID[2]||id[3]!==KTX2_ID[3]||id[4]!==KTX2_ID[4]||id[5]!==KTX2_ID[5]||id[6]!==KTX2_ID[6]||id[7]!==KTX2_ID[7]||id[8]!==KTX2_ID[8]||id[9]!==KTX2_ID[9]||id[10]!==KTX2_ID[10]||id[11]!==KTX2_ID[11];return!notKTX;}var OutputFormat={etc1:{basisFormat:0,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_ETC1_WEBGL},etc2:{basisFormat:1,compressed:true},bc1:{basisFormat:2,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_S3TC_DXT1_EXT},bc3:{basisFormat:3,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_S3TC_DXT5_EXT},bc4:{basisFormat:4,compressed:true},bc5:{basisFormat:5,compressed:true},'bc7-m6-opaque-only':{basisFormat:6,compressed:true},'bc7-m5':{basisFormat:7,compressed:true},'pvrtc1-4-rgb':{basisFormat:8,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_PVRTC_4BPPV1_IMG},'pvrtc1-4-rgba':{basisFormat:9,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG},'astc-4x4':{basisFormat:10,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_ASTC_4X4_KHR},'atc-rgb':{basisFormat:11,compressed:true},'atc-rgba-interpolated-alpha':{basisFormat:12,compressed:true},rgba32:{basisFormat:13,compressed:false},rgb565:{basisFormat:14,compressed:false},bgr565:{basisFormat:15,compressed:false},rgba4444:{basisFormat:16,compressed:false}};function parseBasis(_x43,_x44){return _parseBasis.apply(this,arguments);}function _parseBasis(){_parseBasis=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee26(data,options){var fileConstructors,_yield$loadBasisTrasc,BasisFile,_fileConstructors,_yield$loadBasisTrasc2,_BasisFile;return _regeneratorRuntime().wrap(function _callee26$(_context30){while(1){switch(_context30.prev=_context30.next){case 0:if(!(options.basis.containerFormat==='auto')){_context30.next=11;break;}if(!isKTX(data)){_context30.next=6;break;}_context30.next=4;return loadBasisEncoderModule(options);case 4:fileConstructors=_context30.sent;return _context30.abrupt("return",parseKTX2File(fileConstructors.KTX2File,data,options));case 6:_context30.next=8;return loadBasisTrascoderModule(options);case 8:_yield$loadBasisTrasc=_context30.sent;BasisFile=_yield$loadBasisTrasc.BasisFile;return _context30.abrupt("return",parseBasisFile(BasisFile,data,options));case 11:_context30.t0=options.basis.module;_context30.next=_context30.t0==='encoder'?14:_context30.t0==='transcoder'?22:22;break;case 14:_context30.next=16;return loadBasisEncoderModule(options);case 16:_fileConstructors=_context30.sent;_context30.t1=options.basis.containerFormat;_context30.next=_context30.t1==='ktx2'?20:_context30.t1==='basis'?21:21;break;case 20:return _context30.abrupt("return",parseKTX2File(_fileConstructors.KTX2File,data,options));case 21:return _context30.abrupt("return",parseBasisFile(_fileConstructors.BasisFile,data,options));case 22:_context30.next=24;return loadBasisTrascoderModule(options);case 24:_yield$loadBasisTrasc2=_context30.sent;_BasisFile=_yield$loadBasisTrasc2.BasisFile;return _context30.abrupt("return",parseBasisFile(_BasisFile,data,options));case 27:case"end":return _context30.stop();}}},_callee26);}));return _parseBasis.apply(this,arguments);}function parseBasisFile(BasisFile,data,options){var basisFile=new BasisFile(new Uint8Array(data));try{if(!basisFile.startTranscoding()){throw new Error('Failed to start basis transcoding');}var imageCount=basisFile.getNumImages();var images=[];for(var imageIndex=0;imageIndex<imageCount;imageIndex++){var levelsCount=basisFile.getNumLevels(imageIndex);var levels=[];for(var levelIndex=0;levelIndex<levelsCount;levelIndex++){levels.push(transcodeImage(basisFile,imageIndex,levelIndex,options));}images.push(levels);}return images;}finally{basisFile.close();basisFile["delete"]();}}function transcodeImage(basisFile,imageIndex,levelIndex,options){var width=basisFile.getImageWidth(imageIndex,levelIndex);var height=basisFile.getImageHeight(imageIndex,levelIndex);var hasAlpha=basisFile.getHasAlpha();var _getBasisOptions=getBasisOptions(options,hasAlpha),compressed=_getBasisOptions.compressed,format=_getBasisOptions.format,basisFormat=_getBasisOptions.basisFormat;var decodedSize=basisFile.getImageTranscodedSizeInBytes(imageIndex,levelIndex,basisFormat);var decodedData=new Uint8Array(decodedSize);if(!basisFile.transcodeImage(decodedData,imageIndex,levelIndex,basisFormat,0,0)){throw new Error('failed to start Basis transcoding');}return{width:width,height:height,data:decodedData,compressed:compressed,format:format,hasAlpha:hasAlpha};}function parseKTX2File(KTX2File,data,options){var ktx2File=new KTX2File(new Uint8Array(data));try{if(!ktx2File.startTranscoding()){throw new Error('failed to start KTX2 transcoding');}var levelsCount=ktx2File.getLevels();var levels=[];for(var levelIndex=0;levelIndex<levelsCount;levelIndex++){levels.push(transcodeKTX2Image(ktx2File,levelIndex,options));break;}return[levels];}finally{ktx2File.close();ktx2File["delete"]();}}function transcodeKTX2Image(ktx2File,levelIndex,options){var _ktx2File$getImageLev=ktx2File.getImageLevelInfo(levelIndex,0,0),alphaFlag=_ktx2File$getImageLev.alphaFlag,height=_ktx2File$getImageLev.height,width=_ktx2File$getImageLev.width;var _getBasisOptions2=getBasisOptions(options,alphaFlag),compressed=_getBasisOptions2.compressed,format=_getBasisOptions2.format,basisFormat=_getBasisOptions2.basisFormat;var decodedSize=ktx2File.getImageTranscodedSizeInBytes(levelIndex,0,0,basisFormat);var decodedData=new Uint8Array(decodedSize);if(!ktx2File.transcodeImage(decodedData,levelIndex,0,0,basisFormat,0,-1,-1)){throw new Error('Failed to transcode KTX2 image');}return{width:width,height:height,data:decodedData,compressed:compressed,hasAlpha:alphaFlag,format:format};}function getBasisOptions(options,hasAlpha){var format=options&&options.basis&&options.basis.format;if(format==='auto'){format=selectSupportedBasisFormat();}if(_typeof(format)==='object'){format=hasAlpha?format.alpha:format.noAlpha;}format=format.toLowerCase();return OutputFormat[format];}function selectSupportedBasisFormat(){var supportedFormats=getSupportedGPUTextureFormats();if(supportedFormats.has('astc')){return'astc-4x4';}else if(supportedFormats.has('dxt')){return{alpha:'bc3',noAlpha:'bc1'};}else if(supportedFormats.has('pvrtc')){return{alpha:'pvrtc1-4-rgba',noAlpha:'pvrtc1-4-rgb'};}else if(supportedFormats.has('etc1')){return'etc1';}else if(supportedFormats.has('etc2')){return'etc2';}return'rgb565';}var BasisWorkerLoader={name:'Basis',id:'basis',module:'textures',version:VERSION$4,worker:true,extensions:['basis','ktx2'],mimeTypes:['application/octet-stream','image/ktx2'],tests:['sB'],binary:true,options:{basis:{format:'auto',libraryPath:'libs/',containerFormat:'auto',module:'transcoder'}}};var BasisLoader=_objectSpread(_objectSpread({},BasisWorkerLoader),{},{parse:parseBasis});var VERSION$2="3.2.6";var _parseImageNode=globalThis._parseImageNode;var IMAGE_SUPPORTED=typeof Image!=='undefined';var IMAGE_BITMAP_SUPPORTED=typeof ImageBitmap!=='undefined';var NODE_IMAGE_SUPPORTED=Boolean(_parseImageNode);var DATA_SUPPORTED=isBrowser$4?true:NODE_IMAGE_SUPPORTED;function isImageTypeSupported(type){switch(type){case'auto':return IMAGE_BITMAP_SUPPORTED||IMAGE_SUPPORTED||DATA_SUPPORTED;case'imagebitmap':return IMAGE_BITMAP_SUPPORTED;case'image':return IMAGE_SUPPORTED;case'data':return DATA_SUPPORTED;default:throw new Error("@loaders.gl/images: image ".concat(type," not supported in this environment"));}}function getDefaultImageType(){if(IMAGE_BITMAP_SUPPORTED){return'imagebitmap';}if(IMAGE_SUPPORTED){return'image';}if(DATA_SUPPORTED){return'data';}throw new Error('Install \'@loaders.gl/polyfills\' to parse images under Node.js');}function getImageType(image){var format=getImageTypeOrNull(image);if(!format){throw new Error('Not an image');}return format;}function getImageData(image){switch(getImageType(image)){case'data':return image;case'image':case'imagebitmap':var _canvas7=document.createElement('canvas');var context=_canvas7.getContext('2d');if(!context){throw new Error('getImageData');}_canvas7.width=image.width;_canvas7.height=image.height;context.drawImage(image,0,0);return context.getImageData(0,0,image.width,image.height);default:throw new Error('getImageData');}}function getImageTypeOrNull(image){if(typeof ImageBitmap!=='undefined'&&image instanceof ImageBitmap){return'imagebitmap';}if(typeof Image!=='undefined'&&image instanceof Image){return'image';}if(image&&_typeof(image)==='object'&&image.data&&image.width&&image.height){return'data';}return null;}var SVG_DATA_URL_PATTERN=/^data:image\/svg\+xml/;var SVG_URL_PATTERN=/\.svg((\?|#).*)?$/;function isSVG(url){return url&&(SVG_DATA_URL_PATTERN.test(url)||SVG_URL_PATTERN.test(url));}function getBlobOrSVGDataUrl(arrayBuffer,url){if(isSVG(url)){var textDecoder=new TextDecoder();var xmlText=textDecoder.decode(arrayBuffer);try{if(typeof unescape==='function'&&typeof encodeURIComponent==='function'){xmlText=unescape(encodeURIComponent(xmlText));}}catch(error){throw new Error(error.message);}var src="data:image/svg+xml;base64,".concat(btoa(xmlText));return src;}return getBlob(arrayBuffer,url);}function getBlob(arrayBuffer,url){if(isSVG(url)){throw new Error('SVG cannot be parsed directly to imagebitmap');}return new Blob([new Uint8Array(arrayBuffer)]);}function parseToImage(_x45,_x46,_x47){return _parseToImage.apply(this,arguments);}function _parseToImage(){_parseToImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee27(arrayBuffer,options,url){var blobOrDataUrl,URL,objectUrl;return _regeneratorRuntime().wrap(function _callee27$(_context31){while(1){switch(_context31.prev=_context31.next){case 0:blobOrDataUrl=getBlobOrSVGDataUrl(arrayBuffer,url);URL=self.URL||self.webkitURL;objectUrl=typeof blobOrDataUrl!=='string'&&URL.createObjectURL(blobOrDataUrl);_context31.prev=3;_context31.next=6;return loadToImage(objectUrl||blobOrDataUrl,options);case 6:return _context31.abrupt("return",_context31.sent);case 7:_context31.prev=7;if(objectUrl){URL.revokeObjectURL(objectUrl);}return _context31.finish(7);case 10:case"end":return _context31.stop();}}},_callee27,null,[[3,,7,10]]);}));return _parseToImage.apply(this,arguments);}function loadToImage(_x48,_x49){return _loadToImage.apply(this,arguments);}function _loadToImage(){_loadToImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee28(url,options){var image;return _regeneratorRuntime().wrap(function _callee28$(_context32){while(1){switch(_context32.prev=_context32.next){case 0:image=new Image();image.src=url;if(!(options.image&&options.image.decode&&image.decode)){_context32.next=6;break;}_context32.next=5;return image.decode();case 5:return _context32.abrupt("return",image);case 6:_context32.next=8;return new Promise(function(resolve,reject){try{image.onload=function(){return resolve(image);};image.onerror=function(err){return reject(new Error("Could not load image ".concat(url,": ").concat(err)));};}catch(error){reject(error);}});case 8:return _context32.abrupt("return",_context32.sent);case 9:case"end":return _context32.stop();}}},_callee28);}));return _loadToImage.apply(this,arguments);}var EMPTY_OBJECT={};var imagebitmapOptionsSupported=true;function parseToImageBitmap(_x50,_x51,_x52){return _parseToImageBitmap.apply(this,arguments);}function _parseToImageBitmap(){_parseToImageBitmap=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee29(arrayBuffer,options,url){var blob,_image8,imagebitmapOptions;return _regeneratorRuntime().wrap(function _callee29$(_context33){while(1){switch(_context33.prev=_context33.next){case 0:if(!isSVG(url)){_context33.next=7;break;}_context33.next=3;return parseToImage(arrayBuffer,options,url);case 3:_image8=_context33.sent;blob=_image8;_context33.next=8;break;case 7:blob=getBlob(arrayBuffer,url);case 8:imagebitmapOptions=options&&options.imagebitmap;_context33.next=11;return safeCreateImageBitmap(blob,imagebitmapOptions);case 11:return _context33.abrupt("return",_context33.sent);case 12:case"end":return _context33.stop();}}},_callee29);}));return _parseToImageBitmap.apply(this,arguments);}function safeCreateImageBitmap(_x53){return _safeCreateImageBitmap.apply(this,arguments);}function _safeCreateImageBitmap(){_safeCreateImageBitmap=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee30(blob){var imagebitmapOptions,_args28=arguments;return _regeneratorRuntime().wrap(function _callee30$(_context34){while(1){switch(_context34.prev=_context34.next){case 0:imagebitmapOptions=_args28.length>1&&_args28[1]!==undefined?_args28[1]:null;if(isEmptyObject(imagebitmapOptions)||!imagebitmapOptionsSupported){imagebitmapOptions=null;}if(!imagebitmapOptions){_context34.next=13;break;}_context34.prev=3;_context34.next=6;return createImageBitmap(blob,imagebitmapOptions);case 6:return _context34.abrupt("return",_context34.sent);case 9:_context34.prev=9;_context34.t0=_context34["catch"](3);console.warn(_context34.t0);imagebitmapOptionsSupported=false;case 13:_context34.next=15;return createImageBitmap(blob);case 15:return _context34.abrupt("return",_context34.sent);case 16:case"end":return _context34.stop();}}},_callee30,null,[[3,9]]);}));return _safeCreateImageBitmap.apply(this,arguments);}function isEmptyObject(object){for(var key in object||EMPTY_OBJECT){return false;}return true;}var BIG_ENDIAN=false;var LITTLE_ENDIAN=true;function getBinaryImageMetadata(binaryData){var dataView=toDataView(binaryData);return getPngMetadata(dataView)||getJpegMetadata(dataView)||getGifMetadata(dataView)||getBmpMetadata(dataView);}function getPngMetadata(binaryData){var dataView=toDataView(binaryData);var isPng=dataView.byteLength>=24&&dataView.getUint32(0,BIG_ENDIAN)===0x89504e47;if(!isPng){return null;}return{mimeType:'image/png',width:dataView.getUint32(16,BIG_ENDIAN),height:dataView.getUint32(20,BIG_ENDIAN)};}function getGifMetadata(binaryData){var dataView=toDataView(binaryData);var isGif=dataView.byteLength>=10&&dataView.getUint32(0,BIG_ENDIAN)===0x47494638;if(!isGif){return null;}return{mimeType:'image/gif',width:dataView.getUint16(6,LITTLE_ENDIAN),height:dataView.getUint16(8,LITTLE_ENDIAN)};}function getBmpMetadata(binaryData){var dataView=toDataView(binaryData);var isBmp=dataView.byteLength>=14&&dataView.getUint16(0,BIG_ENDIAN)===0x424d&&dataView.getUint32(2,LITTLE_ENDIAN)===dataView.byteLength;if(!isBmp){return null;}return{mimeType:'image/bmp',width:dataView.getUint32(18,LITTLE_ENDIAN),height:dataView.getUint32(22,LITTLE_ENDIAN)};}function getJpegMetadata(binaryData){var dataView=toDataView(binaryData);var isJpeg=dataView.byteLength>=3&&dataView.getUint16(0,BIG_ENDIAN)===0xffd8&&dataView.getUint8(2)===0xff;if(!isJpeg){return null;}var _getJpegMarkers=getJpegMarkers(),tableMarkers=_getJpegMarkers.tableMarkers,sofMarkers=_getJpegMarkers.sofMarkers;var i=2;while(i+9<dataView.byteLength){var marker=dataView.getUint16(i,BIG_ENDIAN);if(sofMarkers.has(marker)){return{mimeType:'image/jpeg',height:dataView.getUint16(i+5,BIG_ENDIAN),width:dataView.getUint16(i+7,BIG_ENDIAN)};}if(!tableMarkers.has(marker)){return null;}i+=2;i+=dataView.getUint16(i,BIG_ENDIAN);}return null;}function getJpegMarkers(){var tableMarkers=new Set([0xffdb,0xffc4,0xffcc,0xffdd,0xfffe]);for(var _i521=0xffe0;_i521<0xfff0;++_i521){tableMarkers.add(_i521);}var sofMarkers=new Set([0xffc0,0xffc1,0xffc2,0xffc3,0xffc5,0xffc6,0xffc7,0xffc9,0xffca,0xffcb,0xffcd,0xffce,0xffcf,0xffde]);return{tableMarkers:tableMarkers,sofMarkers:sofMarkers};}function toDataView(data){if(data instanceof DataView){return data;}if(ArrayBuffer.isView(data)){return new DataView(data.buffer);}if(data instanceof ArrayBuffer){return new DataView(data);}throw new Error('toDataView');}function parseToNodeImage(_x54,_x55){return _parseToNodeImage.apply(this,arguments);}function _parseToNodeImage(){_parseToNodeImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee31(arrayBuffer,options){var _ref25,mimeType,_parseImageNode;return _regeneratorRuntime().wrap(function _callee31$(_context35){while(1){switch(_context35.prev=_context35.next){case 0:_ref25=getBinaryImageMetadata(arrayBuffer)||{},mimeType=_ref25.mimeType;_parseImageNode=globalThis._parseImageNode;assert$5(_parseImageNode);_context35.next=5;return _parseImageNode(arrayBuffer,mimeType);case 5:return _context35.abrupt("return",_context35.sent);case 6:case"end":return _context35.stop();}}},_callee31);}));return _parseToNodeImage.apply(this,arguments);}function parseImage(_x56,_x57,_x58){return _parseImage.apply(this,arguments);}function _parseImage(){_parseImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee32(arrayBuffer,options,context){var imageOptions,imageType,_ref26,url,loadType,image;return _regeneratorRuntime().wrap(function _callee32$(_context36){while(1){switch(_context36.prev=_context36.next){case 0:options=options||{};imageOptions=options.image||{};imageType=imageOptions.type||'auto';_ref26=context||{},url=_ref26.url;loadType=getLoadableImageType(imageType);_context36.t0=loadType;_context36.next=_context36.t0==='imagebitmap'?8:_context36.t0==='image'?12:_context36.t0==='data'?16:20;break;case 8:_context36.next=10;return parseToImageBitmap(arrayBuffer,options,url);case 10:image=_context36.sent;return _context36.abrupt("break",21);case 12:_context36.next=14;return parseToImage(arrayBuffer,options,url);case 14:image=_context36.sent;return _context36.abrupt("break",21);case 16:_context36.next=18;return parseToNodeImage(arrayBuffer);case 18:image=_context36.sent;return _context36.abrupt("break",21);case 20:assert$5(false);case 21:if(imageType==='data'){image=getImageData(image);}return _context36.abrupt("return",image);case 23:case"end":return _context36.stop();}}},_callee32);}));return _parseImage.apply(this,arguments);}function getLoadableImageType(type){switch(type){case'auto':case'data':return getDefaultImageType();default:isImageTypeSupported(type);return type;}}var EXTENSIONS$1=['png','jpg','jpeg','gif','webp','bmp','ico','svg'];var MIME_TYPES=['image/png','image/jpeg','image/gif','image/webp','image/bmp','image/vnd.microsoft.icon','image/svg+xml'];var DEFAULT_IMAGE_LOADER_OPTIONS={image:{type:'auto',decode:true}};var ImageLoader={id:'image',module:'images',name:'Images',version:VERSION$2,mimeTypes:MIME_TYPES,extensions:EXTENSIONS$1,parse:parseImage,tests:[function(arrayBuffer){return Boolean(getBinaryImageMetadata(new DataView(arrayBuffer)));}],options:DEFAULT_IMAGE_LOADER_OPTIONS};var NODE_FORMAT_SUPPORT=['image/png','image/jpeg','image/gif'];var mimeTypeSupported={};function _isImageFormatSupported(mimeType){if(mimeTypeSupported[mimeType]===undefined){mimeTypeSupported[mimeType]=checkFormatSupport(mimeType);}return mimeTypeSupported[mimeType];}function checkFormatSupport(mimeType){switch(mimeType){case'image/webp':return checkWebPSupport();case'image/svg':return isBrowser$4;default:if(!isBrowser$4){var _parseImageNode2=globalThis._parseImageNode;return Boolean(_parseImageNode2)&&NODE_FORMAT_SUPPORT.includes(mimeType);}return true;}}function checkWebPSupport(){if(!isBrowser$4){return false;}try{var element=document.createElement('canvas');return element.toDataURL('image/webp').indexOf('data:image/webp')===0;}catch(_unused){return false;}}function assert$1(condition,message){if(!condition){throw new Error(message||'assert failed: gltf');}}function resolveUrl(url,options){var absolute=url.startsWith('data:')||url.startsWith('http:')||url.startsWith('https:');if(absolute){return url;}var baseUrl=options.baseUri||options.uri;if(!baseUrl){throw new Error("'baseUri' must be provided to resolve relative url ".concat(url));}return baseUrl.substr(0,baseUrl.lastIndexOf('/')+1)+url;}function getTypedArrayForBufferView(json,buffers,bufferViewIndex){var bufferView=json.bufferViews[bufferViewIndex];assert$1(bufferView);var bufferIndex=bufferView.buffer;var binChunk=buffers[bufferIndex];assert$1(binChunk);var byteOffset=(bufferView.byteOffset||0)+binChunk.byteOffset;return new Uint8Array(binChunk.arrayBuffer,byteOffset,bufferView.byteLength);}var TYPES=['SCALAR','VEC2','VEC3','VEC4'];var ARRAY_CONSTRUCTOR_TO_WEBGL_CONSTANT=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]];var ARRAY_TO_COMPONENT_TYPE=new Map(ARRAY_CONSTRUCTOR_TO_WEBGL_CONSTANT);var ATTRIBUTE_TYPE_TO_COMPONENTS={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16};var ATTRIBUTE_COMPONENT_TYPE_TO_BYTE_SIZE={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4};var ATTRIBUTE_COMPONENT_TYPE_TO_ARRAY={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function getAccessorTypeFromSize(size){var type=TYPES[size-1];return type||TYPES[0];}function getComponentTypeFromArray(typedArray){var componentType=ARRAY_TO_COMPONENT_TYPE.get(typedArray.constructor);if(!componentType){throw new Error('Illegal typed array');}return componentType;}function getAccessorArrayTypeAndLength(accessor,bufferView){var ArrayType=ATTRIBUTE_COMPONENT_TYPE_TO_ARRAY[accessor.componentType];var components=ATTRIBUTE_TYPE_TO_COMPONENTS[accessor.type];var bytesPerComponent=ATTRIBUTE_COMPONENT_TYPE_TO_BYTE_SIZE[accessor.componentType];var length=accessor.count*components;var byteLength=accessor.count*components*bytesPerComponent;assert$1(byteLength>=0&&byteLength<=bufferView.byteLength);return{ArrayType:ArrayType,length:length,byteLength:byteLength};}var DEFAULT_GLTF_JSON={asset:{version:'2.0',generator:'loaders.gl'},buffers:[]};var GLTFScenegraph=/*#__PURE__*/function(){function GLTFScenegraph(gltf){_classCallCheck(this,GLTFScenegraph);_defineProperty(this,"gltf",void 0);_defineProperty(this,"sourceBuffers",void 0);_defineProperty(this,"byteLength",void 0);this.gltf=gltf||{json:_objectSpread({},DEFAULT_GLTF_JSON),buffers:[]};this.sourceBuffers=[];this.byteLength=0;if(this.gltf.buffers&&this.gltf.buffers[0]){this.byteLength=this.gltf.buffers[0].byteLength;this.sourceBuffers=[this.gltf.buffers[0]];}}_createClass(GLTFScenegraph,[{key:"json",get:function get(){return this.gltf.json;}},{key:"getApplicationData",value:function getApplicationData(key){var data=this.json[key];return data;}},{key:"getExtraData",value:function getExtraData(key){var extras=this.json.extras||{};return extras[key];}},{key:"getExtension",value:function getExtension(extensionName){var isExtension=this.getUsedExtensions().find(function(name){return name===extensionName;});var extensions=this.json.extensions||{};return isExtension?extensions[extensionName]||true:null;}},{key:"getRequiredExtension",value:function getRequiredExtension(extensionName){var isRequired=this.getRequiredExtensions().find(function(name){return name===extensionName;});return isRequired?this.getExtension(extensionName):null;}},{key:"getRequiredExtensions",value:function getRequiredExtensions(){return this.json.extensionsRequired||[];}},{key:"getUsedExtensions",value:function getUsedExtensions(){return this.json.extensionsUsed||[];}},{key:"getObjectExtension",value:function getObjectExtension(object,extensionName){var extensions=object.extensions||{};return extensions[extensionName];}},{key:"getScene",value:function getScene(index){return this.getObject('scenes',index);}},{key:"getNode",value:function getNode(index){return this.getObject('nodes',index);}},{key:"getSkin",value:function getSkin(index){return this.getObject('skins',index);}},{key:"getMesh",value:function getMesh(index){return this.getObject('meshes',index);}},{key:"getMaterial",value:function getMaterial(index){return this.getObject('materials',index);}},{key:"getAccessor",value:function getAccessor(index){return this.getObject('accessors',index);}},{key:"getTexture",value:function getTexture(index){return this.getObject('textures',index);}},{key:"getSampler",value:function getSampler(index){return this.getObject('samplers',index);}},{key:"getImage",value:function getImage(index){return this.getObject('images',index);}},{key:"getBufferView",value:function getBufferView(index){return this.getObject('bufferViews',index);}},{key:"getBuffer",value:function getBuffer(index){return this.getObject('buffers',index);}},{key:"getObject",value:function getObject(array,index){if(_typeof(index)==='object'){return index;}var object=this.json[array]&&this.json[array][index];if(!object){throw new Error("glTF file error: Could not find ".concat(array,"[").concat(index,"]"));}return object;}},{key:"getTypedArrayForBufferView",value:function getTypedArrayForBufferView(bufferView){bufferView=this.getBufferView(bufferView);var bufferIndex=bufferView.buffer;var binChunk=this.gltf.buffers[bufferIndex];assert$1(binChunk);var byteOffset=(bufferView.byteOffset||0)+binChunk.byteOffset;return new Uint8Array(binChunk.arrayBuffer,byteOffset,bufferView.byteLength);}},{key:"getTypedArrayForAccessor",value:function getTypedArrayForAccessor(accessor){accessor=this.getAccessor(accessor);var bufferView=this.getBufferView(accessor.bufferView);var buffer=this.getBuffer(bufferView.buffer);var arrayBuffer=buffer.data;var _getAccessorArrayType=getAccessorArrayTypeAndLength(accessor,bufferView),ArrayType=_getAccessorArrayType.ArrayType,length=_getAccessorArrayType.length;var byteOffset=bufferView.byteOffset+accessor.byteOffset;return new ArrayType(arrayBuffer,byteOffset,length);}},{key:"getTypedArrayForImageData",value:function getTypedArrayForImageData(image){image=this.getAccessor(image);var bufferView=this.getBufferView(image.bufferView);var buffer=this.getBuffer(bufferView.buffer);var arrayBuffer=buffer.data;var byteOffset=bufferView.byteOffset||0;return new Uint8Array(arrayBuffer,byteOffset,bufferView.byteLength);}},{key:"addApplicationData",value:function addApplicationData(key,data){this.json[key]=data;return this;}},{key:"addExtraData",value:function addExtraData(key,data){this.json.extras=this.json.extras||{};this.json.extras[key]=data;return this;}},{key:"addObjectExtension",value:function addObjectExtension(object,extensionName,data){object.extensions=object.extensions||{};object.extensions[extensionName]=data;this.registerUsedExtension(extensionName);return this;}},{key:"setObjectExtension",value:function setObjectExtension(object,extensionName,data){var extensions=object.extensions||{};extensions[extensionName]=data;}},{key:"removeObjectExtension",value:function removeObjectExtension(object,extensionName){var extensions=object.extensions||{};var extension=extensions[extensionName];delete extensions[extensionName];return extension;}},{key:"addExtension",value:function addExtension(extensionName){var extensionData=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};assert$1(extensionData);this.json.extensions=this.json.extensions||{};this.json.extensions[extensionName]=extensionData;this.registerUsedExtension(extensionName);return extensionData;}},{key:"addRequiredExtension",value:function addRequiredExtension(extensionName){var extensionData=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};assert$1(extensionData);this.addExtension(extensionName,extensionData);this.registerRequiredExtension(extensionName);return extensionData;}},{key:"registerUsedExtension",value:function registerUsedExtension(extensionName){this.json.extensionsUsed=this.json.extensionsUsed||[];if(!this.json.extensionsUsed.find(function(ext){return ext===extensionName;})){this.json.extensionsUsed.push(extensionName);}}},{key:"registerRequiredExtension",value:function registerRequiredExtension(extensionName){this.registerUsedExtension(extensionName);this.json.extensionsRequired=this.json.extensionsRequired||[];if(!this.json.extensionsRequired.find(function(ext){return ext===extensionName;})){this.json.extensionsRequired.push(extensionName);}}},{key:"removeExtension",value:function removeExtension(extensionName){if(this.json.extensionsRequired){this._removeStringFromArray(this.json.extensionsRequired,extensionName);}if(this.json.extensionsUsed){this._removeStringFromArray(this.json.extensionsUsed,extensionName);}if(this.json.extensions){delete this.json.extensions[extensionName];}}},{key:"setDefaultScene",value:function setDefaultScene(sceneIndex){this.json.scene=sceneIndex;}},{key:"addScene",value:function addScene(scene){var nodeIndices=scene.nodeIndices;this.json.scenes=this.json.scenes||[];this.json.scenes.push({nodes:nodeIndices});return this.json.scenes.length-1;}},{key:"addNode",value:function addNode(node){var meshIndex=node.meshIndex,matrix=node.matrix;this.json.nodes=this.json.nodes||[];var nodeData={mesh:meshIndex};if(matrix){nodeData.matrix=matrix;}this.json.nodes.push(nodeData);return this.json.nodes.length-1;}},{key:"addMesh",value:function addMesh(mesh){var attributes=mesh.attributes,indices=mesh.indices,material=mesh.material,_mesh$mode=mesh.mode,mode=_mesh$mode===void 0?4:_mesh$mode;var accessors=this._addAttributes(attributes);var glTFMesh={primitives:[{attributes:accessors,mode:mode}]};if(indices){var indicesAccessor=this._addIndices(indices);glTFMesh.primitives[0].indices=indicesAccessor;}if(Number.isFinite(material)){glTFMesh.primitives[0].material=material;}this.json.meshes=this.json.meshes||[];this.json.meshes.push(glTFMesh);return this.json.meshes.length-1;}},{key:"addPointCloud",value:function addPointCloud(attributes){var accessorIndices=this._addAttributes(attributes);var glTFMesh={primitives:[{attributes:accessorIndices,mode:0}]};this.json.meshes=this.json.meshes||[];this.json.meshes.push(glTFMesh);return this.json.meshes.length-1;}},{key:"addImage",value:function addImage(imageData,mimeTypeOpt){var metadata=getBinaryImageMetadata(imageData);var mimeType=mimeTypeOpt||(metadata===null||metadata===void 0?void 0:metadata.mimeType);var bufferViewIndex=this.addBufferView(imageData);var glTFImage={bufferView:bufferViewIndex,mimeType:mimeType};this.json.images=this.json.images||[];this.json.images.push(glTFImage);return this.json.images.length-1;}},{key:"addBufferView",value:function addBufferView(buffer){var byteLength=buffer.byteLength;assert$1(Number.isFinite(byteLength));this.sourceBuffers=this.sourceBuffers||[];this.sourceBuffers.push(buffer);var glTFBufferView={buffer:0,byteOffset:this.byteLength,byteLength:byteLength};this.byteLength+=padToNBytes(byteLength,4);this.json.bufferViews=this.json.bufferViews||[];this.json.bufferViews.push(glTFBufferView);return this.json.bufferViews.length-1;}},{key:"addAccessor",value:function addAccessor(bufferViewIndex,accessor){var glTFAccessor={bufferView:bufferViewIndex,type:getAccessorTypeFromSize(accessor.size),componentType:accessor.componentType,count:accessor.count,max:accessor.max,min:accessor.min};this.json.accessors=this.json.accessors||[];this.json.accessors.push(glTFAccessor);return this.json.accessors.length-1;}},{key:"addBinaryBuffer",value:function addBinaryBuffer(sourceBuffer){var accessor=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{size:3};var bufferViewIndex=this.addBufferView(sourceBuffer);var minMax={min:accessor.min,max:accessor.max};if(!minMax.min||!minMax.max){minMax=this._getAccessorMinMax(sourceBuffer,accessor.size);}var accessorDefaults={size:accessor.size,componentType:getComponentTypeFromArray(sourceBuffer),count:Math.round(sourceBuffer.length/accessor.size),min:minMax.min,max:minMax.max};return this.addAccessor(bufferViewIndex,Object.assign(accessorDefaults,accessor));}},{key:"addTexture",value:function addTexture(texture){var imageIndex=texture.imageIndex;var glTFTexture={source:imageIndex};this.json.textures=this.json.textures||[];this.json.textures.push(glTFTexture);return this.json.textures.length-1;}},{key:"addMaterial",value:function addMaterial(pbrMaterialInfo){this.json.materials=this.json.materials||[];this.json.materials.push(pbrMaterialInfo);return this.json.materials.length-1;}},{key:"createBinaryChunk",value:function createBinaryChunk(){var _this$json,_this$json$buffers;this.gltf.buffers=[];var totalByteLength=this.byteLength;var arrayBuffer=new ArrayBuffer(totalByteLength);var targetArray=new Uint8Array(arrayBuffer);var dstByteOffset=0;var _iterator17=_createForOfIteratorHelper(this.sourceBuffers||[]),_step17;try{for(_iterator17.s();!(_step17=_iterator17.n()).done;){var sourceBuffer=_step17.value;dstByteOffset=copyToArray(sourceBuffer,targetArray,dstByteOffset);}}catch(err){_iterator17.e(err);}finally{_iterator17.f();}if((_this$json=this.json)!==null&&_this$json!==void 0&&(_this$json$buffers=_this$json.buffers)!==null&&_this$json$buffers!==void 0&&_this$json$buffers[0]){this.json.buffers[0].byteLength=totalByteLength;}else{this.json.buffers=[{byteLength:totalByteLength}];}this.gltf.binary=arrayBuffer;this.sourceBuffers=[arrayBuffer];}},{key:"_removeStringFromArray",value:function _removeStringFromArray(array,string){var found=true;while(found){var index=array.indexOf(string);if(index>-1){array.splice(index,1);}else{found=false;}}}},{key:"_addAttributes",value:function _addAttributes(){var attributes=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};var result={};for(var attributeKey in attributes){var attributeData=attributes[attributeKey];var attrName=this._getGltfAttributeName(attributeKey);var accessor=this.addBinaryBuffer(attributeData.value,attributeData);result[attrName]=accessor;}return result;}},{key:"_addIndices",value:function _addIndices(indices){return this.addBinaryBuffer(indices,{size:1});}},{key:"_getGltfAttributeName",value:function _getGltfAttributeName(attributeName){switch(attributeName.toLowerCase()){case'position':case'positions':case'vertices':return'POSITION';case'normal':case'normals':return'NORMAL';case'color':case'colors':return'COLOR_0';case'texcoord':case'texcoords':return'TEXCOORD_0';default:return attributeName;}}},{key:"_getAccessorMinMax",value:function _getAccessorMinMax(buffer,size){var result={min:null,max:null};if(buffer.length<size){return result;}result.min=[];result.max=[];var initValues=buffer.subarray(0,size);var _iterator18=_createForOfIteratorHelper(initValues),_step18;try{for(_iterator18.s();!(_step18=_iterator18.n()).done;){var value=_step18.value;result.min.push(value);result.max.push(value);}}catch(err){_iterator18.e(err);}finally{_iterator18.f();}for(var index=size;index<buffer.length;index+=size){for(var componentIndex=0;componentIndex<size;componentIndex++){result.min[0+componentIndex]=Math.min(result.min[0+componentIndex],buffer[index+componentIndex]);result.max[0+componentIndex]=Math.max(result.max[0+componentIndex],buffer[index+componentIndex]);}}return result;}}]);return GLTFScenegraph;}();var 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';var 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';var detector=new Uint8Array([0,97,115,109,1,0,0,0,1,4,1,96,0,0,3,3,2,0,0,5,3,1,0,1,12,1,0,10,22,2,12,0,65,0,65,0,65,0,252,10,0,0,11,7,0,65,0,253,15,26,11]);var wasmpack=new Uint8Array([32,0,65,253,3,1,2,34,4,106,6,5,11,8,7,20,13,33,12,16,128,9,116,64,19,113,127,15,10,21,22,14,255,66,24,54,136,107,18,23,192,26,114,118,132,17,77,101,130,144,27,87,131,44,45,74,156,154,70,167]);var FILTERS={0:'',1:'meshopt_decodeFilterOct',2:'meshopt_decodeFilterQuat',3:'meshopt_decodeFilterExp',NONE:'',OCTAHEDRAL:'meshopt_decodeFilterOct',QUATERNION:'meshopt_decodeFilterQuat',EXPONENTIAL:'meshopt_decodeFilterExp'};var DECODERS={0:'meshopt_decodeVertexBuffer',1:'meshopt_decodeIndexBuffer',2:'meshopt_decodeIndexSequence',ATTRIBUTES:'meshopt_decodeVertexBuffer',TRIANGLES:'meshopt_decodeIndexBuffer',INDICES:'meshopt_decodeIndexSequence'};function meshoptDecodeGltfBuffer(_x59,_x60,_x61,_x62,_x63){return _meshoptDecodeGltfBuffer.apply(this,arguments);}function _meshoptDecodeGltfBuffer(){_meshoptDecodeGltfBuffer=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee33(target,count,size,source,mode){var filter,instance,_args31=arguments;return _regeneratorRuntime().wrap(function _callee33$(_context37){while(1){switch(_context37.prev=_context37.next){case 0:filter=_args31.length>5&&_args31[5]!==undefined?_args31[5]:'NONE';_context37.next=3;return loadWasmInstance();case 3:instance=_context37.sent;decode$5(instance,instance.exports[DECODERS[mode]],target,count,size,source,instance.exports[FILTERS[filter||'NONE']]);case 5:case"end":return _context37.stop();}}},_callee33);}));return _meshoptDecodeGltfBuffer.apply(this,arguments);}var wasmPromise;function loadWasmInstance(){return _loadWasmInstance.apply(this,arguments);}function _loadWasmInstance(){_loadWasmInstance=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee34(){return _regeneratorRuntime().wrap(function 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EXT_MESHOPT_COMPRESSION='EXT_meshopt_compression';var name$6=EXT_MESHOPT_COMPRESSION;function decode$4(_x64,_x65){return _decode$.apply(this,arguments);}function _decode$(){_decode$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee36(gltfData,options){var _options$gltf,scenegraph,promises,_iterator48,_step48,bufferViewIndex;return _regeneratorRuntime().wrap(function _callee36$(_context40){while(1){switch(_context40.prev=_context40.next){case 0:scenegraph=new GLTFScenegraph(gltfData);if(options!==null&&options!==void 0&&(_options$gltf=options.gltf)!==null&&_options$gltf!==void 0&&_options$gltf.decompressMeshes){_context40.next=3;break;}return _context40.abrupt("return");case 3:promises=[];_iterator48=_createForOfIteratorHelper(gltfData.json.bufferViews||[]);try{for(_iterator48.s();!(_step48=_iterator48.n()).done;){bufferViewIndex=_step48.value;promises.push(decodeMeshoptBufferView(scenegraph,bufferViewIndex));}}catch(err){_iterator48.e(err);}finally{_iterator48.f();}_context40.next=8;return Promise.all(promises);case 8:scenegraph.removeExtension(EXT_MESHOPT_COMPRESSION);case 9:case"end":return _context40.stop();}}},_callee36);}));return _decode$.apply(this,arguments);}function decodeMeshoptBufferView(_x66,_x67){return _decodeMeshoptBufferView.apply(this,arguments);}function _decodeMeshoptBufferView(){_decodeMeshoptBufferView=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee37(scenegraph,bufferView){var meshoptExtension,_meshoptExtension$byt,byteOffset,_meshoptExtension$byt2,byteLength,byteStride,count,mode,_meshoptExtension$fil,filter,bufferIndex,buffer,source,result;return _regeneratorRuntime().wrap(function _callee37$(_context41){while(1){switch(_context41.prev=_context41.next){case 0:meshoptExtension=scenegraph.getObjectExtension(bufferView,EXT_MESHOPT_COMPRESSION);if(!meshoptExtension){_context41.next=9;break;}_meshoptExtension$byt=meshoptExtension.byteOffset,byteOffset=_meshoptExtension$byt===void 0?0:_meshoptExtension$byt,_meshoptExtension$byt2=meshoptExtension.byteLength,byteLength=_meshoptExtension$byt2===void 0?0:_meshoptExtension$byt2,byteStride=meshoptExtension.byteStride,count=meshoptExtension.count,mode=meshoptExtension.mode,_meshoptExtension$fil=meshoptExtension.filter,filter=_meshoptExtension$fil===void 0?'NONE':_meshoptExtension$fil,bufferIndex=meshoptExtension.buffer;buffer=scenegraph.gltf.buffers[bufferIndex];source=new Uint8Array(buffer.arrayBuffer,buffer.byteOffset+byteOffset,byteLength);result=new Uint8Array(scenegraph.gltf.buffers[bufferView.buffer].arrayBuffer,bufferView.byteOffset,bufferView.byteLength);_context41.next=8;return meshoptDecodeGltfBuffer(result,count,byteStride,source,mode,filter);case 8:return _context41.abrupt("return",result);case 9:return _context41.abrupt("return",null);case 10:case"end":return _context41.stop();}}},_callee37);}));return _decodeMeshoptBufferView.apply(this,arguments);}var EXT_meshopt_compression=/*#__PURE__*/Object.freeze({__proto__:null,name:name$6,decode:decode$4});var EXT_TEXTURE_WEBP='EXT_texture_webp';var name$5=EXT_TEXTURE_WEBP;function preprocess$3(gltfData,options){var scenegraph=new GLTFScenegraph(gltfData);if(!_isImageFormatSupported('image/webp')){if(scenegraph.getRequiredExtensions().includes(EXT_TEXTURE_WEBP)){throw new Error("gltf: Required extension ".concat(EXT_TEXTURE_WEBP," not supported by browser"));}return;}var json=scenegraph.json;var _iterator19=_createForOfIteratorHelper(json.textures||[]),_step19;try{for(_iterator19.s();!(_step19=_iterator19.n()).done;){var texture=_step19.value;var extension=scenegraph.getObjectExtension(texture,EXT_TEXTURE_WEBP);if(extension){texture.source=extension.source;}scenegraph.removeObjectExtension(texture,EXT_TEXTURE_WEBP);}}catch(err){_iterator19.e(err);}finally{_iterator19.f();}scenegraph.removeExtension(EXT_TEXTURE_WEBP);}var EXT_texture_webp=/*#__PURE__*/Object.freeze({__proto__:null,name:name$5,preprocess:preprocess$3});var KHR_TEXTURE_BASISU='KHR_texture_basisu';var name$4=KHR_TEXTURE_BASISU;function preprocess$2(gltfData,options){var scene=new GLTFScenegraph(gltfData);var json=scene.json;var _iterator20=_createForOfIteratorHelper(json.textures||[]),_step20;try{for(_iterator20.s();!(_step20=_iterator20.n()).done;){var texture=_step20.value;var extension=scene.getObjectExtension(texture,KHR_TEXTURE_BASISU);if(extension){texture.source=extension.source;}scene.removeObjectExtension(texture,KHR_TEXTURE_BASISU);}}catch(err){_iterator20.e(err);}finally{_iterator20.f();}scene.removeExtension(KHR_TEXTURE_BASISU);}var KHR_texture_basisu=/*#__PURE__*/Object.freeze({__proto__:null,name:name$4,preprocess:preprocess$2});var VERSION$1="3.2.6";var DEFAULT_DRACO_OPTIONS={draco:{decoderType:(typeof WebAssembly==="undefined"?"undefined":_typeof(WebAssembly))==='object'?'wasm':'js',libraryPath:'libs/',extraAttributes:{},attributeNameEntry:undefined}};var DracoLoader$1={name:'Draco',id:'draco',module:'draco',shapes:['mesh'],version:VERSION$1,worker:true,extensions:['drc'],mimeTypes:['application/octet-stream'],binary:true,tests:['DRACO'],options:DEFAULT_DRACO_OPTIONS};function getMeshBoundingBox(attributes){var minX=Infinity;var minY=Infinity;var minZ=Infinity;var maxX=-Infinity;var maxY=-Infinity;var maxZ=-Infinity;var positions=attributes.POSITION?attributes.POSITION.value:[];var len=positions&&positions.length;for(var _i524=0;_i524<len;_i524+=3){var x=positions[_i524];var y=positions[_i524+1];var _z4=positions[_i524+2];minX=x<minX?x:minX;minY=y<minY?y:minY;minZ=_z4<minZ?_z4:minZ;maxX=x>maxX?x:maxX;maxY=y>maxY?y:maxY;maxZ=_z4>maxZ?_z4:maxZ;}return[[minX,minY,minZ],[maxX,maxY,maxZ]];}function assert(condition,message){if(!condition){throw new Error(message||'loader assertion failed.');}}var Schema=/*#__PURE__*/function(){function Schema(fields,metadata){_classCallCheck(this,Schema);_defineProperty(this,"fields",void 0);_defineProperty(this,"metadata",void 0);assert(Array.isArray(fields));checkNames(fields);this.fields=fields;this.metadata=metadata||new Map();}_createClass(Schema,[{key:"compareTo",value:function compareTo(other){if(this.metadata!==other.metadata){return false;}if(this.fields.length!==other.fields.length){return false;}for(var _i525=0;_i525<this.fields.length;++_i525){if(!this.fields[_i525].compareTo(other.fields[_i525])){return false;}}return true;}},{key:"select",value:function select(){var nameMap=Object.create(null);for(var _len113=arguments.length,columnNames=new Array(_len113),_key11=0;_key11<_len113;_key11++){columnNames[_key11]=arguments[_key11];}for(var _i526=0,_columnNames=columnNames;_i526<_columnNames.length;_i526++){var _name6=_columnNames[_i526];nameMap[_name6]=true;}var selectedFields=this.fields.filter(function(field){return nameMap[field.name];});return new Schema(selectedFields,this.metadata);}},{key:"selectAt",value:function selectAt(){var _this119=this;for(var _len114=arguments.length,columnIndices=new Array(_len114),_key12=0;_key12<_len114;_key12++){columnIndices[_key12]=arguments[_key12];}var selectedFields=columnIndices.map(function(index){return _this119.fields[index];}).filter(Boolean);return new Schema(selectedFields,this.metadata);}},{key:"assign",value:function assign(schemaOrFields){var fields;var metadata=this.metadata;if(schemaOrFields instanceof Schema){var otherSchema=schemaOrFields;fields=otherSchema.fields;metadata=mergeMaps(mergeMaps(new Map(),this.metadata),otherSchema.metadata);}else{fields=schemaOrFields;}var fieldMap=Object.create(null);var _iterator21=_createForOfIteratorHelper(this.fields),_step21;try{for(_iterator21.s();!(_step21=_iterator21.n()).done;){var field=_step21.value;fieldMap[field.name]=field;}}catch(err){_iterator21.e(err);}finally{_iterator21.f();}var _iterator22=_createForOfIteratorHelper(fields),_step22;try{for(_iterator22.s();!(_step22=_iterator22.n()).done;){var _field=_step22.value;fieldMap[_field.name]=_field;}}catch(err){_iterator22.e(err);}finally{_iterator22.f();}var mergedFields=Object.values(fieldMap);return new Schema(mergedFields,metadata);}}]);return Schema;}();function checkNames(fields){var usedNames={};var _iterator23=_createForOfIteratorHelper(fields),_step23;try{for(_iterator23.s();!(_step23=_iterator23.n()).done;){var field=_step23.value;if(usedNames[field.name]){console.warn('Schema: duplicated field name',field.name,field);}usedNames[field.name]=true;}}catch(err){_iterator23.e(err);}finally{_iterator23.f();}}function mergeMaps(m1,m2){return new Map([].concat(_toConsumableArray(m1||new Map()),_toConsumableArray(m2||new Map())));}var Field=/*#__PURE__*/function(){function Field(name,type){var nullable=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;var metadata=arguments.length>3&&arguments[3]!==undefined?arguments[3]:new Map();_classCallCheck(this,Field);_defineProperty(this,"name",void 0);_defineProperty(this,"type",void 0);_defineProperty(this,"nullable",void 0);_defineProperty(this,"metadata",void 0);this.name=name;this.type=type;this.nullable=nullable;this.metadata=metadata;}_createClass(Field,[{key:"typeId",get:function get(){return this.type&&this.type.typeId;}},{key:"clone",value:function clone(){return new Field(this.name,this.type,this.nullable,this.metadata);}},{key:"compareTo",value:function compareTo(other){return this.name===other.name&&this.type===other.type&&this.nullable===other.nullable&&this.metadata===other.metadata;}},{key:"toString",value:function toString(){return"".concat(this.type).concat(this.nullable?', nullable':'').concat(this.metadata?", metadata: ".concat(this.metadata):'');}}]);return Field;}();var Type;(function(Type){Type[Type["NONE"]=0]="NONE";Type[Type["Null"]=1]="Null";Type[Type["Int"]=2]="Int";Type[Type["Float"]=3]="Float";Type[Type["Binary"]=4]="Binary";Type[Type["Utf8"]=5]="Utf8";Type[Type["Bool"]=6]="Bool";Type[Type["Decimal"]=7]="Decimal";Type[Type["Date"]=8]="Date";Type[Type["Time"]=9]="Time";Type[Type["Timestamp"]=10]="Timestamp";Type[Type["Interval"]=11]="Interval";Type[Type["List"]=12]="List";Type[Type["Struct"]=13]="Struct";Type[Type["Union"]=14]="Union";Type[Type["FixedSizeBinary"]=15]="FixedSizeBinary";Type[Type["FixedSizeList"]=16]="FixedSizeList";Type[Type["Map"]=17]="Map";Type[Type["Dictionary"]=-1]="Dictionary";Type[Type["Int8"]=-2]="Int8";Type[Type["Int16"]=-3]="Int16";Type[Type["Int32"]=-4]="Int32";Type[Type["Int64"]=-5]="Int64";Type[Type["Uint8"]=-6]="Uint8";Type[Type["Uint16"]=-7]="Uint16";Type[Type["Uint32"]=-8]="Uint32";Type[Type["Uint64"]=-9]="Uint64";Type[Type["Float16"]=-10]="Float16";Type[Type["Float32"]=-11]="Float32";Type[Type["Float64"]=-12]="Float64";Type[Type["DateDay"]=-13]="DateDay";Type[Type["DateMillisecond"]=-14]="DateMillisecond";Type[Type["TimestampSecond"]=-15]="TimestampSecond";Type[Type["TimestampMillisecond"]=-16]="TimestampMillisecond";Type[Type["TimestampMicrosecond"]=-17]="TimestampMicrosecond";Type[Type["TimestampNanosecond"]=-18]="TimestampNanosecond";Type[Type["TimeSecond"]=-19]="TimeSecond";Type[Type["TimeMillisecond"]=-20]="TimeMillisecond";Type[Type["TimeMicrosecond"]=-21]="TimeMicrosecond";Type[Type["TimeNanosecond"]=-22]="TimeNanosecond";Type[Type["DenseUnion"]=-23]="DenseUnion";Type[Type["SparseUnion"]=-24]="SparseUnion";Type[Type["IntervalDayTime"]=-25]="IntervalDayTime";Type[Type["IntervalYearMonth"]=-26]="IntervalYearMonth";})(Type||(Type={}));var 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x&&x.typeId===Type.Time;}},{key:"isTimestamp",value:function isTimestamp(x){return x&&x.typeId===Type.Timestamp;}},{key:"isInterval",value:function isInterval(x){return x&&x.typeId===Type.Interval;}},{key:"isList",value:function isList(x){return x&&x.typeId===Type.List;}},{key:"isStruct",value:function isStruct(x){return x&&x.typeId===Type.Struct;}},{key:"isUnion",value:function isUnion(x){return x&&x.typeId===Type.Union;}},{key:"isFixedSizeBinary",value:function isFixedSizeBinary(x){return x&&x.typeId===Type.FixedSizeBinary;}},{key:"isFixedSizeList",value:function isFixedSizeList(x){return x&&x.typeId===Type.FixedSizeList;}},{key:"isMap",value:function isMap(x){return x&&x.typeId===Type.Map;}},{key:"isDictionary",value:function isDictionary(x){return x&&x.typeId===Type.Dictionary;}}]);return DataType;}();_Symbol$toStringTag=Symbol.toStringTag;var Int=/*#__PURE__*/function(_DataType,_Symbol$toStringTag3){_inherits(Int,_DataType);var _super147=_createSuper(Int);function 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Float=/*#__PURE__*/function(_DataType2,_Symbol$toStringTag4){_inherits(Float,_DataType2);var _super154=_createSuper(Float);function Float(precision){var _this121;_classCallCheck(this,Float);_this121=_super154.call(this);_defineProperty(_assertThisInitialized(_this121),"precision",void 0);_this121.precision=precision;return _this121;}_createClass(Float,[{key:"typeId",get:function get(){return Type.Float;}},{key:_Symbol$toStringTag4,get:function get(){return'Float';}},{key:"toString",value:function toString(){return"Float".concat(this.precision);}}]);return Float;}(DataType,_Symbol$toStringTag2);var Float32=/*#__PURE__*/function(_Float){_inherits(Float32,_Float);var _super155=_createSuper(Float32);function Float32(){_classCallCheck(this,Float32);return _super155.call(this,Precision.SINGLE);}return _createClass(Float32);}(Float);var Float64=/*#__PURE__*/function(_Float2){_inherits(Float64,_Float2);var _super156=_createSuper(Float64);function Float64(){_classCallCheck(this,Float64);return _super156.call(this,Precision.DOUBLE);}return _createClass(Float64);}(Float);_Symbol$toStringTag7=Symbol.toStringTag;var FixedSizeList=/*#__PURE__*/function(_DataType3,_Symbol$toStringTag5){_inherits(FixedSizeList,_DataType3);var _super157=_createSuper(FixedSizeList);function FixedSizeList(listSize,child){var _this122;_classCallCheck(this,FixedSizeList);_this122=_super157.call(this);_defineProperty(_assertThisInitialized(_this122),"listSize",void 0);_defineProperty(_assertThisInitialized(_this122),"children",void 0);_this122.listSize=listSize;_this122.children=[child];return _this122;}_createClass(FixedSizeList,[{key:"typeId",get:function get(){return Type.FixedSizeList;}},{key:"valueType",get:function get(){return this.children[0].type;}},{key:"valueField",get:function get(){return this.children[0];}},{key:_Symbol$toStringTag5,get:function get(){return'FixedSizeList';}},{key:"toString",value:function toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">");}}]);return FixedSizeList;}(DataType,_Symbol$toStringTag7);function getArrowTypeFromTypedArray(array){switch(array.constructor){case Int8Array:return new Int8();case Uint8Array:return new Uint8();case Int16Array:return new Int16();case Uint16Array:return new Uint16();case Int32Array:return new Int32();case Uint32Array:return new Uint32();case Float32Array:return new Float32();case Float64Array:return new Float64();default:throw new Error('array type not supported');}}function deduceMeshField(attributeName,attribute,optionalMetadata){var type=getArrowTypeFromTypedArray(attribute.value);var metadata=optionalMetadata?optionalMetadata:makeMeshAttributeMetadata(attribute);var field=new Field(attributeName,new FixedSizeList(attribute.size,new Field('value',type)),false,metadata);return field;}function makeMeshAttributeMetadata(attribute){var result=new Map();if('byteOffset'in attribute){result.set('byteOffset',attribute.byteOffset.toString(10));}if('byteStride'in attribute){result.set('byteStride',attribute.byteStride.toString(10));}if('normalized'in attribute){result.set('normalized',attribute.normalized.toString());}return result;}function getDracoSchema(attributes,loaderData,indices){var metadataMap=makeMetadata(loaderData.metadata);var fields=[];var namedLoaderDataAttributes=transformAttributesLoaderData(loaderData.attributes);for(var attributeName in attributes){var attribute=attributes[attributeName];var field=getArrowFieldFromAttribute(attributeName,attribute,namedLoaderDataAttributes[attributeName]);fields.push(field);}if(indices){var indicesField=getArrowFieldFromAttribute('indices',indices);fields.push(indicesField);}return new Schema(fields,metadataMap);}function transformAttributesLoaderData(loaderData){var result={};for(var key in loaderData){var dracoAttribute=loaderData[key];result[dracoAttribute.name||'undefined']=dracoAttribute;}return result;}function getArrowFieldFromAttribute(attributeName,attribute,loaderData){var metadataMap=loaderData?makeMetadata(loaderData.metadata):undefined;var field=deduceMeshField(attributeName,attribute,metadataMap);return field;}function makeMetadata(metadata){var metadataMap=new Map();for(var key in metadata){metadataMap.set("".concat(key,".string"),JSON.stringify(metadata[key]));}return metadataMap;}var DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP={POSITION:'POSITION',NORMAL:'NORMAL',COLOR:'COLOR_0',TEX_COORD:'TEXCOORD_0'};var DRACO_DATA_TYPE_TO_TYPED_ARRAY_MAP={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};var INDEX_ITEM_SIZE=4;var DracoParser=/*#__PURE__*/function(){function DracoParser(draco){_classCallCheck(this,DracoParser);_defineProperty(this,"draco",void 0);_defineProperty(this,"decoder",void 0);_defineProperty(this,"metadataQuerier",void 0);this.draco=draco;this.decoder=new this.draco.Decoder();this.metadataQuerier=new this.draco.MetadataQuerier();}_createClass(DracoParser,[{key:"destroy",value:function destroy(){this.draco.destroy(this.decoder);this.draco.destroy(this.metadataQuerier);}},{key:"parseSync",value:function parseSync(arrayBuffer){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var buffer=new this.draco.DecoderBuffer();buffer.Init(new Int8Array(arrayBuffer),arrayBuffer.byteLength);this._disableAttributeTransforms(options);var geometry_type=this.decoder.GetEncodedGeometryType(buffer);var dracoGeometry=geometry_type===this.draco.TRIANGULAR_MESH?new this.draco.Mesh():new this.draco.PointCloud();try{var dracoStatus;switch(geometry_type){case this.draco.TRIANGULAR_MESH:dracoStatus=this.decoder.DecodeBufferToMesh(buffer,dracoGeometry);break;case this.draco.POINT_CLOUD:dracoStatus=this.decoder.DecodeBufferToPointCloud(buffer,dracoGeometry);break;default:throw new Error('DRACO: Unknown geometry type.');}if(!dracoStatus.ok()||!dracoGeometry.ptr){var message="DRACO decompression failed: ".concat(dracoStatus.error_msg());throw new Error(message);}var loaderData=this._getDracoLoaderData(dracoGeometry,geometry_type,options);var geometry=this._getMeshData(dracoGeometry,loaderData,options);var boundingBox=getMeshBoundingBox(geometry.attributes);var schema=getDracoSchema(geometry.attributes,loaderData,geometry.indices);var data=_objectSpread(_objectSpread({loader:'draco',loaderData:loaderData,header:{vertexCount:dracoGeometry.num_points(),boundingBox:boundingBox}},geometry),{},{schema:schema});return data;}finally{this.draco.destroy(buffer);if(dracoGeometry){this.draco.destroy(dracoGeometry);}}}},{key:"_getDracoLoaderData",value:function _getDracoLoaderData(dracoGeometry,geometry_type,options){var metadata=this._getTopLevelMetadata(dracoGeometry);var attributes=this._getDracoAttributes(dracoGeometry,options);return{geometry_type:geometry_type,num_attributes:dracoGeometry.num_attributes(),num_points:dracoGeometry.num_points(),num_faces:dracoGeometry instanceof this.draco.Mesh?dracoGeometry.num_faces():0,metadata:metadata,attributes:attributes};}},{key:"_getDracoAttributes",value:function _getDracoAttributes(dracoGeometry,options){var dracoAttributes={};for(var attributeId=0;attributeId<dracoGeometry.num_attributes();attributeId++){var dracoAttribute=this.decoder.GetAttribute(dracoGeometry,attributeId);var metadata=this._getAttributeMetadata(dracoGeometry,attributeId);dracoAttributes[dracoAttribute.unique_id()]={unique_id:dracoAttribute.unique_id(),attribute_type:dracoAttribute.attribute_type(),data_type:dracoAttribute.data_type(),num_components:dracoAttribute.num_components(),byte_offset:dracoAttribute.byte_offset(),byte_stride:dracoAttribute.byte_stride(),normalized:dracoAttribute.normalized(),attribute_index:attributeId,metadata:metadata};var quantization=this._getQuantizationTransform(dracoAttribute,options);if(quantization){dracoAttributes[dracoAttribute.unique_id()].quantization_transform=quantization;}var octahedron=this._getOctahedronTransform(dracoAttribute,options);if(octahedron){dracoAttributes[dracoAttribute.unique_id()].octahedron_transform=octahedron;}}return dracoAttributes;}},{key:"_getMeshData",value:function _getMeshData(dracoGeometry,loaderData,options){var attributes=this._getMeshAttributes(loaderData,dracoGeometry,options);var positionAttribute=attributes.POSITION;if(!positionAttribute){throw new Error('DRACO: No position attribute found.');}if(dracoGeometry instanceof this.draco.Mesh){switch(options.topology){case'triangle-strip':return{topology:'triangle-strip',mode:4,attributes:attributes,indices:{value:this._getTriangleStripIndices(dracoGeometry),size:1}};case'triangle-list':default:return{topology:'triangle-list',mode:5,attributes:attributes,indices:{value:this._getTriangleListIndices(dracoGeometry),size:1}};}}return{topology:'point-list',mode:0,attributes:attributes};}},{key:"_getMeshAttributes",value:function _getMeshAttributes(loaderData,dracoGeometry,options){var attributes={};for(var _i527=0,_Object$values=Object.values(loaderData.attributes);_i527<_Object$values.length;_i527++){var loaderAttribute=_Object$values[_i527];var attributeName=this._deduceAttributeName(loaderAttribute,options);loaderAttribute.name=attributeName;var _this$_getAttributeVa=this._getAttributeValues(dracoGeometry,loaderAttribute),value=_this$_getAttributeVa.value,size=_this$_getAttributeVa.size;attributes[attributeName]={value:value,size:size,byteOffset:loaderAttribute.byte_offset,byteStride:loaderAttribute.byte_stride,normalized:loaderAttribute.normalized};}return attributes;}},{key:"_getTriangleListIndices",value:function _getTriangleListIndices(dracoGeometry){var numFaces=dracoGeometry.num_faces();var numIndices=numFaces*3;var byteLength=numIndices*INDEX_ITEM_SIZE;var ptr=this.draco._malloc(byteLength);try{this.decoder.GetTrianglesUInt32Array(dracoGeometry,byteLength,ptr);return new Uint32Array(this.draco.HEAPF32.buffer,ptr,numIndices).slice();}finally{this.draco._free(ptr);}}},{key:"_getTriangleStripIndices",value:function _getTriangleStripIndices(dracoGeometry){var dracoArray=new this.draco.DracoInt32Array();try{this.decoder.GetTriangleStripsFromMesh(dracoGeometry,dracoArray);return getUint32Array(dracoArray);}finally{this.draco.destroy(dracoArray);}}},{key:"_getAttributeValues",value:function _getAttributeValues(dracoGeometry,attribute){var TypedArrayCtor=DRACO_DATA_TYPE_TO_TYPED_ARRAY_MAP[attribute.data_type];var numComponents=attribute.num_components;var numPoints=dracoGeometry.num_points();var numValues=numPoints*numComponents;var byteLength=numValues*TypedArrayCtor.BYTES_PER_ELEMENT;var dataType=getDracoDataType(this.draco,TypedArrayCtor);var value;var ptr=this.draco._malloc(byteLength);try{var dracoAttribute=this.decoder.GetAttribute(dracoGeometry,attribute.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(dracoGeometry,dracoAttribute,dataType,byteLength,ptr);value=new TypedArrayCtor(this.draco.HEAPF32.buffer,ptr,numValues).slice();}finally{this.draco._free(ptr);}return{value:value,size:numComponents};}},{key:"_deduceAttributeName",value:function _deduceAttributeName(attribute,options){var uniqueId=attribute.unique_id;for(var _i528=0,_Object$entries4=Object.entries(options.extraAttributes||{});_i528<_Object$entries4.length;_i528++){var _Object$entries4$_i=_slicedToArray(_Object$entries4[_i528],2),attributeName=_Object$entries4$_i[0],attributeUniqueId=_Object$entries4$_i[1];if(attributeUniqueId===uniqueId){return attributeName;}}var thisAttributeType=attribute.attribute_type;for(var dracoAttributeConstant in DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP){var attributeType=this.draco[dracoAttributeConstant];if(attributeType===thisAttributeType){return DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP[dracoAttributeConstant];}}var entryName=options.attributeNameEntry||'name';if(attribute.metadata[entryName]){return attribute.metadata[entryName].string;}return"CUSTOM_ATTRIBUTE_".concat(uniqueId);}},{key:"_getTopLevelMetadata",value:function _getTopLevelMetadata(dracoGeometry){var dracoMetadata=this.decoder.GetMetadata(dracoGeometry);return this._getDracoMetadata(dracoMetadata);}},{key:"_getAttributeMetadata",value:function _getAttributeMetadata(dracoGeometry,attributeId){var dracoMetadata=this.decoder.GetAttributeMetadata(dracoGeometry,attributeId);return this._getDracoMetadata(dracoMetadata);}},{key:"_getDracoMetadata",value:function _getDracoMetadata(dracoMetadata){if(!dracoMetadata||!dracoMetadata.ptr){return{};}var result={};var numEntries=this.metadataQuerier.NumEntries(dracoMetadata);for(var entryIndex=0;entryIndex<numEntries;entryIndex++){var entryName=this.metadataQuerier.GetEntryName(dracoMetadata,entryIndex);result[entryName]=this._getDracoMetadataField(dracoMetadata,entryName);}return result;}},{key:"_getDracoMetadataField",value:function _getDracoMetadataField(dracoMetadata,entryName){var dracoArray=new this.draco.DracoInt32Array();try{this.metadataQuerier.GetIntEntryArray(dracoMetadata,entryName,dracoArray);var intArray=getInt32Array(dracoArray);return{"int":this.metadataQuerier.GetIntEntry(dracoMetadata,entryName),string:this.metadataQuerier.GetStringEntry(dracoMetadata,entryName),"double":this.metadataQuerier.GetDoubleEntry(dracoMetadata,entryName),intArray:intArray};}finally{this.draco.destroy(dracoArray);}}},{key:"_disableAttributeTransforms",value:function _disableAttributeTransforms(options){var _options$quantizedAtt=options.quantizedAttributes,quantizedAttributes=_options$quantizedAtt===void 0?[]:_options$quantizedAtt,_options$octahedronAt=options.octahedronAttributes,octahedronAttributes=_options$octahedronAt===void 0?[]:_options$octahedronAt;var skipAttributes=[].concat(_toConsumableArray(quantizedAttributes),_toConsumableArray(octahedronAttributes));var _iterator24=_createForOfIteratorHelper(skipAttributes),_step24;try{for(_iterator24.s();!(_step24=_iterator24.n()).done;){var dracoAttributeName=_step24.value;this.decoder.SkipAttributeTransform(this.draco[dracoAttributeName]);}}catch(err){_iterator24.e(err);}finally{_iterator24.f();}}},{key:"_getQuantizationTransform",value:function _getQuantizationTransform(dracoAttribute,options){var _this123=this;var _options$quantizedAtt2=options.quantizedAttributes,quantizedAttributes=_options$quantizedAtt2===void 0?[]:_options$quantizedAtt2;var attribute_type=dracoAttribute.attribute_type();var skip=quantizedAttributes.map(function(type){return _this123.decoder[type];}).includes(attribute_type);if(skip){var _transform2=new this.draco.AttributeQuantizationTransform();try{if(_transform2.InitFromAttribute(dracoAttribute)){return{quantization_bits:_transform2.quantization_bits(),range:_transform2.range(),min_values:new Float32Array([1,2,3]).map(function(i){return _transform2.min_value(i);})};}}finally{this.draco.destroy(_transform2);}}return null;}},{key:"_getOctahedronTransform",value:function _getOctahedronTransform(dracoAttribute,options){var _this124=this;var _options$octahedronAt2=options.octahedronAttributes,octahedronAttributes=_options$octahedronAt2===void 0?[]:_options$octahedronAt2;var attribute_type=dracoAttribute.attribute_type();var octahedron=octahedronAttributes.map(function(type){return _this124.decoder[type];}).includes(attribute_type);if(octahedron){var _transform3=new this.draco.AttributeQuantizationTransform();try{if(_transform3.InitFromAttribute(dracoAttribute)){return{quantization_bits:_transform3.quantization_bits()};}}finally{this.draco.destroy(_transform3);}}return null;}}]);return DracoParser;}();function getDracoDataType(draco,attributeType){switch(attributeType){case Float32Array:return draco.DT_FLOAT32;case Int8Array:return draco.DT_INT8;case Int16Array:return draco.DT_INT16;case Int32Array:return draco.DT_INT32;case Uint8Array:return draco.DT_UINT8;case Uint16Array:return draco.DT_UINT16;case Uint32Array:return draco.DT_UINT32;default:return draco.DT_INVALID;}}function getInt32Array(dracoArray){var numValues=dracoArray.size();var intArray=new Int32Array(numValues);for(var _i529=0;_i529<numValues;_i529++){intArray[_i529]=dracoArray.GetValue(_i529);}return intArray;}function getUint32Array(dracoArray){var numValues=dracoArray.size();var intArray=new Int32Array(numValues);for(var _i530=0;_i530<numValues;_i530++){intArray[_i530]=dracoArray.GetValue(_i530);}return intArray;}var DRACO_VERSION='1.4.1';var DRACO_JS_DECODER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_decoder.js");var DRACO_WASM_WRAPPER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_wasm_wrapper.js");var DRACO_WASM_DECODER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_decoder.wasm");var loadDecoderPromise;function loadDracoDecoderModule(_x68){return _loadDracoDecoderModule.apply(this,arguments);}function _loadDracoDecoderModule(){_loadDracoDecoderModule=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee38(options){var modules;return _regeneratorRuntime().wrap(function _callee38$(_context42){while(1){switch(_context42.prev=_context42.next){case 0:modules=options.modules||{};if(modules.draco3d){loadDecoderPromise=loadDecoderPromise||modules.draco3d.createDecoderModule({}).then(function(draco){return{draco:draco};});}else{loadDecoderPromise=loadDecoderPromise||loadDracoDecoder(options);}_context42.next=4;return loadDecoderPromise;case 4:return _context42.abrupt("return",_context42.sent);case 5:case"end":return _context42.stop();}}},_callee38);}));return _loadDracoDecoderModule.apply(this,arguments);}function loadDracoDecoder(_x69){return _loadDracoDecoder.apply(this,arguments);}function _loadDracoDecoder(){_loadDracoDecoder=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee39(options){var DracoDecoderModule,wasmBinary,_yield$Promise$all5,_yield$Promise$all6;return _regeneratorRuntime().wrap(function _callee39$(_context43){while(1){switch(_context43.prev=_context43.next){case 0:_context43.t0=options.draco&&options.draco.decoderType;_context43.next=_context43.t0==='js'?3:_context43.t0==='wasm'?7:7;break;case 3:_context43.next=5;return loadLibrary(DRACO_JS_DECODER_URL,'draco',options);case 5:DracoDecoderModule=_context43.sent;return _context43.abrupt("break",21);case 7:_context43.t1=Promise;_context43.next=10;return loadLibrary(DRACO_WASM_WRAPPER_URL,'draco',options);case 10:_context43.t2=_context43.sent;_context43.next=13;return loadLibrary(DRACO_WASM_DECODER_URL,'draco',options);case 13:_context43.t3=_context43.sent;_context43.t4=[_context43.t2,_context43.t3];_context43.next=17;return _context43.t1.all.call(_context43.t1,_context43.t4);case 17:_yield$Promise$all5=_context43.sent;_yield$Promise$all6=_slicedToArray(_yield$Promise$all5,2);DracoDecoderModule=_yield$Promise$all6[0];wasmBinary=_yield$Promise$all6[1];case 21:DracoDecoderModule=DracoDecoderModule||globalThis.DracoDecoderModule;_context43.next=24;return initializeDracoDecoder(DracoDecoderModule,wasmBinary);case 24:return _context43.abrupt("return",_context43.sent);case 25:case"end":return _context43.stop();}}},_callee39);}));return _loadDracoDecoder.apply(this,arguments);}function initializeDracoDecoder(DracoDecoderModule,wasmBinary){var options={};if(wasmBinary){options.wasmBinary=wasmBinary;}return new Promise(function(resolve){DracoDecoderModule(_objectSpread(_objectSpread({},options),{},{onModuleLoaded:function onModuleLoaded(draco){return resolve({draco:draco});}}));});}({id:isBrowser$3?'draco-writer':'draco-writer-nodejs',name:'Draco compressed geometry writer',module:'draco',version:VERSION$1,worker:true,options:{draco:{},source:null}});var DracoLoader=_objectSpread(_objectSpread({},DracoLoader$1),{},{parse:parse$2});function parse$2(_x70,_x71){return _parse$2.apply(this,arguments);}function _parse$2(){_parse$2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee40(arrayBuffer,options){var _yield$loadDracoDecod,draco,dracoParser;return _regeneratorRuntime().wrap(function _callee40$(_context44){while(1){switch(_context44.prev=_context44.next){case 0:_context44.next=2;return loadDracoDecoderModule(options);case 2:_yield$loadDracoDecod=_context44.sent;draco=_yield$loadDracoDecod.draco;dracoParser=new DracoParser(draco);_context44.prev=5;return _context44.abrupt("return",dracoParser.parseSync(arrayBuffer,options===null||options===void 0?void 0:options.draco));case 7:_context44.prev=7;dracoParser.destroy();return _context44.finish(7);case 10:case"end":return _context44.stop();}}},_callee40,null,[[5,,7,10]]);}));return _parse$2.apply(this,arguments);}function getGLTFAccessors(attributes){var accessors={};for(var _name7 in attributes){var attribute=attributes[_name7];if(_name7!=='indices'){var glTFAccessor=getGLTFAccessor(attribute);accessors[_name7]=glTFAccessor;}}return accessors;}function getGLTFAccessor(attribute){var _getAccessorData=getAccessorData(attribute),buffer=_getAccessorData.buffer,size=_getAccessorData.size,count=_getAccessorData.count;var glTFAccessor={value:buffer,size:size,byteOffset:0,count:count,type:getAccessorTypeFromSize(size),componentType:getComponentTypeFromArray(buffer)};return glTFAccessor;}function getAccessorData(attribute){var buffer=attribute;var size=1;var count=0;if(attribute&&attribute.value){buffer=attribute.value;size=attribute.size||1;}if(buffer){if(!ArrayBuffer.isView(buffer)){buffer=toTypedArray(buffer,Float32Array);}count=buffer.length/size;}return{buffer:buffer,size:size,count:count};}function toTypedArray(array,ArrayType){var convertTypedArrays=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;if(!array){return null;}if(Array.isArray(array)){return new ArrayType(array);}if(convertTypedArrays&&!(array instanceof ArrayType)){return new ArrayType(array);}return array;}var KHR_DRACO_MESH_COMPRESSION='KHR_draco_mesh_compression';var name$3=KHR_DRACO_MESH_COMPRESSION;function preprocess$1(gltfData,options,context){var scenegraph=new GLTFScenegraph(gltfData);var _iterator25=_createForOfIteratorHelper(makeMeshPrimitiveIterator(scenegraph)),_step25;try{for(_iterator25.s();!(_step25=_iterator25.n()).done;){var _primitive=_step25.value;if(scenegraph.getObjectExtension(_primitive,KHR_DRACO_MESH_COMPRESSION));}}catch(err){_iterator25.e(err);}finally{_iterator25.f();}}function decode$3(_x72,_x73,_x74){return _decode$2.apply(this,arguments);}function _decode$2(){_decode$2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee41(gltfData,options,context){var _options$gltf,scenegraph,promises,_iterator49,_step49,_primitive5;return _regeneratorRuntime().wrap(function _callee41$(_context45){while(1){switch(_context45.prev=_context45.next){case 0:if(options!==null&&options!==void 0&&(_options$gltf=options.gltf)!==null&&_options$gltf!==void 0&&_options$gltf.decompressMeshes){_context45.next=2;break;}return _context45.abrupt("return");case 2:scenegraph=new GLTFScenegraph(gltfData);promises=[];_iterator49=_createForOfIteratorHelper(makeMeshPrimitiveIterator(scenegraph));try{for(_iterator49.s();!(_step49=_iterator49.n()).done;){_primitive5=_step49.value;if(scenegraph.getObjectExtension(_primitive5,KHR_DRACO_MESH_COMPRESSION)){promises.push(decompressPrimitive(scenegraph,_primitive5,options,context));}}}catch(err){_iterator49.e(err);}finally{_iterator49.f();}_context45.next=8;return Promise.all(promises);case 8:scenegraph.removeExtension(KHR_DRACO_MESH_COMPRESSION);case 9:case"end":return _context45.stop();}}},_callee41);}));return _decode$2.apply(this,arguments);}function encode$3(gltfData){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var scenegraph=new GLTFScenegraph(gltfData);var _iterator26=_createForOfIteratorHelper(scenegraph.json.meshes||[]),_step26;try{for(_iterator26.s();!(_step26=_iterator26.n()).done;){var _mesh3=_step26.value;compressMesh(_mesh3);scenegraph.addRequiredExtension(KHR_DRACO_MESH_COMPRESSION);}}catch(err){_iterator26.e(err);}finally{_iterator26.f();}}function decompressPrimitive(_x75,_x76,_x77,_x78){return _decompressPrimitive.apply(this,arguments);}function _decompressPrimitive(){_decompressPrimitive=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee42(scenegraph,primitive,options,context){var dracoExtension,buffer,bufferCopy,parse,dracoOptions,decodedData,decodedAttributes,_i622,_Object$entries6,_Object$entries6$_i,attributeName,decodedAttribute,accessorIndex,accessor;return _regeneratorRuntime().wrap(function _callee42$(_context46){while(1){switch(_context46.prev=_context46.next){case 0:dracoExtension=scenegraph.getObjectExtension(primitive,KHR_DRACO_MESH_COMPRESSION);if(dracoExtension){_context46.next=3;break;}return _context46.abrupt("return");case 3:buffer=scenegraph.getTypedArrayForBufferView(dracoExtension.bufferView);bufferCopy=sliceArrayBuffer(buffer.buffer,buffer.byteOffset);parse=context.parse;dracoOptions=_objectSpread({},options);delete dracoOptions['3d-tiles'];_context46.next=10;return parse(bufferCopy,DracoLoader,dracoOptions,context);case 10:decodedData=_context46.sent;decodedAttributes=getGLTFAccessors(decodedData.attributes);for(_i622=0,_Object$entries6=Object.entries(decodedAttributes);_i622<_Object$entries6.length;_i622++){_Object$entries6$_i=_slicedToArray(_Object$entries6[_i622],2),attributeName=_Object$entries6$_i[0],decodedAttribute=_Object$entries6$_i[1];if(attributeName in primitive.attributes){accessorIndex=primitive.attributes[attributeName];accessor=scenegraph.getAccessor(accessorIndex);if(accessor!==null&&accessor!==void 0&&accessor.min&&accessor!==null&&accessor!==void 0&&accessor.max){decodedAttribute.min=accessor.min;decodedAttribute.max=accessor.max;}}}primitive.attributes=decodedAttributes;if(decodedData.indices){primitive.indices=getGLTFAccessor(decodedData.indices);}checkPrimitive(primitive);case 16:case"end":return _context46.stop();}}},_callee42);}));return _decompressPrimitive.apply(this,arguments);}function compressMesh(attributes,indices){var mode=arguments.length>2&&arguments[2]!==undefined?arguments[2]:4;var options=arguments.length>3?arguments[3]:undefined;var context=arguments.length>4?arguments[4]:undefined;var _context$parseSync;if(!options.DracoWriter){throw new Error('options.gltf.DracoWriter not provided');}var compressedData=options.DracoWriter.encodeSync({attributes:attributes});var decodedData=context===null||context===void 0?void 0:(_context$parseSync=context.parseSync)===null||_context$parseSync===void 0?void 0:_context$parseSync.call(context,{attributes:attributes});var fauxAccessors=options._addFauxAttributes(decodedData.attributes);var bufferViewIndex=options.addBufferView(compressedData);var glTFMesh={primitives:[{attributes:fauxAccessors,mode:mode,extensions:_defineProperty2({},KHR_DRACO_MESH_COMPRESSION,{bufferView:bufferViewIndex,attributes:fauxAccessors})}]};return glTFMesh;}function checkPrimitive(primitive){if(!primitive.attributes&&Object.keys(primitive.attributes).length>0){throw new Error('glTF: Empty primitive detected: Draco decompression failure?');}}function makeMeshPrimitiveIterator(scenegraph){var _iterator27,_step27,_mesh4,_iterator28,_step28,_primitive2;return _regeneratorRuntime().wrap(function makeMeshPrimitiveIterator$(_context10){while(1){switch(_context10.prev=_context10.next){case 0:_iterator27=_createForOfIteratorHelper(scenegraph.json.meshes||[]);_context10.prev=1;_iterator27.s();case 3:if((_step27=_iterator27.n()).done){_context10.next=24;break;}_mesh4=_step27.value;_iterator28=_createForOfIteratorHelper(_mesh4.primitives);_context10.prev=6;_iterator28.s();case 8:if((_step28=_iterator28.n()).done){_context10.next=14;break;}_primitive2=_step28.value;_context10.next=12;return _primitive2;case 12:_context10.next=8;break;case 14:_context10.next=19;break;case 16:_context10.prev=16;_context10.t0=_context10["catch"](6);_iterator28.e(_context10.t0);case 19:_context10.prev=19;_iterator28.f();return _context10.finish(19);case 22:_context10.next=3;break;case 24:_context10.next=29;break;case 26:_context10.prev=26;_context10.t1=_context10["catch"](1);_iterator27.e(_context10.t1);case 29:_context10.prev=29;_iterator27.f();return _context10.finish(29);case 32:case"end":return _context10.stop();}}},_marked3,null,[[1,26,29,32],[6,16,19,22]]);}var KHR_draco_mesh_compression=/*#__PURE__*/Object.freeze({__proto__:null,name:name$3,preprocess:preprocess$1,decode:decode$3,encode:encode$3});var KHR_LIGHTS_PUNCTUAL='KHR_lights_punctual';var name$2=KHR_LIGHTS_PUNCTUAL;function decode$2(_x79){return _decode$3.apply(this,arguments);}function _decode$3(){_decode$3=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee43(gltfData){var gltfScenegraph,json,extension,_iterator50,_step50,_node10,nodeExtension;return _regeneratorRuntime().wrap(function _callee43$(_context47){while(1){switch(_context47.prev=_context47.next){case 0:gltfScenegraph=new GLTFScenegraph(gltfData);json=gltfScenegraph.json;extension=gltfScenegraph.getExtension(KHR_LIGHTS_PUNCTUAL);if(extension){gltfScenegraph.json.lights=extension.lights;gltfScenegraph.removeExtension(KHR_LIGHTS_PUNCTUAL);}_iterator50=_createForOfIteratorHelper(json.nodes||[]);try{for(_iterator50.s();!(_step50=_iterator50.n()).done;){_node10=_step50.value;nodeExtension=gltfScenegraph.getObjectExtension(_node10,KHR_LIGHTS_PUNCTUAL);if(nodeExtension){_node10.light=nodeExtension.light;}gltfScenegraph.removeObjectExtension(_node10,KHR_LIGHTS_PUNCTUAL);}}catch(err){_iterator50.e(err);}finally{_iterator50.f();}case 6:case"end":return _context47.stop();}}},_callee43);}));return _decode$3.apply(this,arguments);}function encode$2(_x80){return _encode$.apply(this,arguments);}function _encode$(){_encode$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee44(gltfData){var gltfScenegraph,json,extension,_iterator51,_step51,light,_node11;return _regeneratorRuntime().wrap(function 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GLTFScenegraph(gltfData);var json=gltfScenegraph.json;if(gltfScenegraph.materials){var _iterator29=_createForOfIteratorHelper(json.materials||[]),_step29;try{for(_iterator29.s();!(_step29=_iterator29.n()).done;){var material=_step29.value;if(material.unlit){delete material.unlit;gltfScenegraph.addObjectExtension(material,KHR_MATERIALS_UNLIT,{});gltfScenegraph.addExtension(KHR_MATERIALS_UNLIT);}}}catch(err){_iterator29.e(err);}finally{_iterator29.f();}}}var KHR_materials_unlit=/*#__PURE__*/Object.freeze({__proto__:null,name:name$1,decode:decode$1,encode:encode$1});var KHR_TECHNIQUES_WEBGL='KHR_techniques_webgl';var name=KHR_TECHNIQUES_WEBGL;function decode(_x82){return _decode.apply(this,arguments);}function _decode(){_decode=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee46(gltfData){var gltfScenegraph,json,extension,techniques,_iterator53,_step53,material,materialExtension;return _regeneratorRuntime().wrap(function _callee46$(_context50){while(1){switch(_context50.prev=_context50.next){case 0:gltfScenegraph=new GLTFScenegraph(gltfData);json=gltfScenegraph.json;extension=gltfScenegraph.getExtension(KHR_TECHNIQUES_WEBGL);if(extension){techniques=resolveTechniques(extension,gltfScenegraph);_iterator53=_createForOfIteratorHelper(json.materials||[]);try{for(_iterator53.s();!(_step53=_iterator53.n()).done;){material=_step53.value;materialExtension=gltfScenegraph.getObjectExtension(material,KHR_TECHNIQUES_WEBGL);if(materialExtension){material.technique=Object.assign({},materialExtension,techniques[materialExtension.technique]);material.technique.values=resolveValues(material.technique,gltfScenegraph);}gltfScenegraph.removeObjectExtension(material,KHR_TECHNIQUES_WEBGL);}}catch(err){_iterator53.e(err);}finally{_iterator53.f();}gltfScenegraph.removeExtension(KHR_TECHNIQUES_WEBGL);}case 4:case"end":return _context50.stop();}}},_callee46);}));return _decode.apply(this,arguments);}function encode(_x83,_x84){return _encode.apply(this,arguments);}function _encode(){_encode=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee47(gltfData,options){return _regeneratorRuntime().wrap(function _callee47$(_context51){while(1){switch(_context51.prev=_context51.next){case 0:case"end":return _context51.stop();}}},_callee47);}));return _encode.apply(this,arguments);}function resolveTechniques(techniquesExtension,gltfScenegraph){var _techniquesExtension$=techniquesExtension.programs,programs=_techniquesExtension$===void 0?[]:_techniquesExtension$,_techniquesExtension$2=techniquesExtension.shaders,shaders=_techniquesExtension$2===void 0?[]:_techniquesExtension$2,_techniquesExtension$3=techniquesExtension.techniques,techniques=_techniquesExtension$3===void 0?[]:_techniquesExtension$3;var textDecoder=new TextDecoder();shaders.forEach(function(shader){if(Number.isFinite(shader.bufferView)){shader.code=textDecoder.decode(gltfScenegraph.getTypedArrayForBufferView(shader.bufferView));}else{throw new Error('KHR_techniques_webgl: no shader code');}});programs.forEach(function(program){program.fragmentShader=shaders[program.fragmentShader];program.vertexShader=shaders[program.vertexShader];});techniques.forEach(function(technique){technique.program=programs[technique.program];});return techniques;}function resolveValues(technique,gltfScenegraph){var values=Object.assign({},technique.values);Object.keys(technique.uniforms||{}).forEach(function(uniform){if(technique.uniforms[uniform].value&&!(uniform in values)){values[uniform]=technique.uniforms[uniform].value;}});Object.keys(values).forEach(function(uniform){if(_typeof(values[uniform])==='object'&&values[uniform].index!==undefined){values[uniform].texture=gltfScenegraph.getTexture(values[uniform].index);}});return values;}var KHR_techniques_webgl=/*#__PURE__*/Object.freeze({__proto__:null,name:name,decode:decode,encode:encode});var EXTENSIONS=[EXT_meshopt_compression,EXT_texture_webp,KHR_texture_basisu,KHR_draco_mesh_compression,KHR_lights_punctual,KHR_materials_unlit,KHR_techniques_webgl];function preprocessExtensions(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var context=arguments.length>2?arguments[2]:undefined;var extensions=EXTENSIONS.filter(function(extension){return useExtension(extension.name,options);});var _iterator30=_createForOfIteratorHelper(extensions),_step30;try{for(_iterator30.s();!(_step30=_iterator30.n()).done;){var extension=_step30.value;var _extension$preprocess;(_extension$preprocess=extension.preprocess)===null||_extension$preprocess===void 0?void 0:_extension$preprocess.call(extension,gltf,options,context);}}catch(err){_iterator30.e(err);}finally{_iterator30.f();}}function decodeExtensions(_x85){return _decodeExtensions.apply(this,arguments);}function _decodeExtensions(){_decodeExtensions=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee48(gltf){var options,context,extensions,_iterator54,_step54,extension,_extension$decode,_args46=arguments;return _regeneratorRuntime().wrap(function _callee48$(_context52){while(1){switch(_context52.prev=_context52.next){case 0:options=_args46.length>1&&_args46[1]!==undefined?_args46[1]:{};context=_args46.length>2?_args46[2]:undefined;extensions=EXTENSIONS.filter(function(extension){return useExtension(extension.name,options);});_iterator54=_createForOfIteratorHelper(extensions);_context52.prev=4;_iterator54.s();case 6:if((_step54=_iterator54.n()).done){_context52.next=12;break;}extension=_step54.value;_context52.next=10;return(_extension$decode=extension.decode)===null||_extension$decode===void 0?void 0:_extension$decode.call(extension,gltf,options,context);case 10:_context52.next=6;break;case 12:_context52.next=17;break;case 14:_context52.prev=14;_context52.t0=_context52["catch"](4);_iterator54.e(_context52.t0);case 17:_context52.prev=17;_iterator54.f();return _context52.finish(17);case 20:case"end":return _context52.stop();}}},_callee48,null,[[4,14,17,20]]);}));return _decodeExtensions.apply(this,arguments);}function useExtension(extensionName,options){var _options$gltf;var excludes=(options===null||options===void 0?void 0:(_options$gltf=options.gltf)===null||_options$gltf===void 0?void 0:_options$gltf.excludeExtensions)||{};var exclude=extensionName in excludes&&!excludes[extensionName];return!exclude;}var KHR_BINARY_GLTF='KHR_binary_glTF';function preprocess(gltfData){var gltfScenegraph=new GLTFScenegraph(gltfData);var json=gltfScenegraph.json;var _iterator31=_createForOfIteratorHelper(json.images||[]),_step31;try{for(_iterator31.s();!(_step31=_iterator31.n()).done;){var _image7=_step31.value;var extension=gltfScenegraph.getObjectExtension(_image7,KHR_BINARY_GLTF);if(extension){Object.assign(_image7,extension);}gltfScenegraph.removeObjectExtension(_image7,KHR_BINARY_GLTF);}}catch(err){_iterator31.e(err);}finally{_iterator31.f();}if(json.buffers&&json.buffers[0]){delete json.buffers[0].uri;}gltfScenegraph.removeExtension(KHR_BINARY_GLTF);}var GLTF_ARRAYS={accessors:'accessor',animations:'animation',buffers:'buffer',bufferViews:'bufferView',images:'image',materials:'material',meshes:'mesh',nodes:'node',samplers:'sampler',scenes:'scene',skins:'skin',textures:'texture'};var GLTF_KEYS={accessor:'accessors',animations:'animation',buffer:'buffers',bufferView:'bufferViews',image:'images',material:'materials',mesh:'meshes',node:'nodes',sampler:'samplers',scene:'scenes',skin:'skins',texture:'textures'};var GLTFV1Normalizer=/*#__PURE__*/function(){function GLTFV1Normalizer(){_classCallCheck(this,GLTFV1Normalizer);_defineProperty(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}});_defineProperty(this,"json",void 0);}_createClass(GLTFV1Normalizer,[{key:"normalize",value:function normalize(gltf,options){this.json=gltf.json;var json=gltf.json;switch(json.asset&&json.asset.version){case'2.0':return;case undefined:case'1.0':break;default:console.warn("glTF: Unknown version ".concat(json.asset.version));return;}if(!options.normalize){throw new Error('glTF v1 is not supported.');}console.warn('Converting glTF v1 to glTF v2 format. This is experimental and may fail.');this._addAsset(json);this._convertTopLevelObjectsToArrays(json);preprocess(gltf);this._convertObjectIdsToArrayIndices(json);this._updateObjects(json);this._updateMaterial(json);}},{key:"_addAsset",value:function _addAsset(json){json.asset=json.asset||{};json.asset.version='2.0';json.asset.generator=json.asset.generator||'Normalized to glTF 2.0 by loaders.gl';}},{key:"_convertTopLevelObjectsToArrays",value:function _convertTopLevelObjectsToArrays(json){for(var arrayName in GLTF_ARRAYS){this._convertTopLevelObjectToArray(json,arrayName);}}},{key:"_convertTopLevelObjectToArray",value:function _convertTopLevelObjectToArray(json,mapName){var objectMap=json[mapName];if(!objectMap||Array.isArray(objectMap)){return;}json[mapName]=[];for(var id in objectMap){var object=objectMap[id];object.id=object.id||id;var index=json[mapName].length;json[mapName].push(object);this.idToIndexMap[mapName][id]=index;}}},{key:"_convertObjectIdsToArrayIndices",value:function _convertObjectIdsToArrayIndices(json){for(var arrayName in GLTF_ARRAYS){this._convertIdsToIndices(json,arrayName);}if('scene'in json){json.scene=this._convertIdToIndex(json.scene,'scene');}var _iterator32=_createForOfIteratorHelper(json.textures),_step32;try{for(_iterator32.s();!(_step32=_iterator32.n()).done;){var texture=_step32.value;this._convertTextureIds(texture);}}catch(err){_iterator32.e(err);}finally{_iterator32.f();}var _iterator33=_createForOfIteratorHelper(json.meshes),_step33;try{for(_iterator33.s();!(_step33=_iterator33.n()).done;){var _mesh5=_step33.value;this._convertMeshIds(_mesh5);}}catch(err){_iterator33.e(err);}finally{_iterator33.f();}var _iterator34=_createForOfIteratorHelper(json.nodes),_step34;try{for(_iterator34.s();!(_step34=_iterator34.n()).done;){var _node4=_step34.value;this._convertNodeIds(_node4);}}catch(err){_iterator34.e(err);}finally{_iterator34.f();}var _iterator35=_createForOfIteratorHelper(json.scenes),_step35;try{for(_iterator35.s();!(_step35=_iterator35.n()).done;){var _node5=_step35.value;this._convertSceneIds(_node5);}}catch(err){_iterator35.e(err);}finally{_iterator35.f();}}},{key:"_convertTextureIds",value:function _convertTextureIds(texture){if(texture.source){texture.source=this._convertIdToIndex(texture.source,'image');}}},{key:"_convertMeshIds",value:function _convertMeshIds(mesh){var _iterator36=_createForOfIteratorHelper(mesh.primitives),_step36;try{for(_iterator36.s();!(_step36=_iterator36.n()).done;){var _primitive3=_step36.value;var attributes=_primitive3.attributes,indices=_primitive3.indices,material=_primitive3.material;for(var attributeName in attributes){attributes[attributeName]=this._convertIdToIndex(attributes[attributeName],'accessor');}if(indices){_primitive3.indices=this._convertIdToIndex(indices,'accessor');}if(material){_primitive3.material=this._convertIdToIndex(material,'material');}}}catch(err){_iterator36.e(err);}finally{_iterator36.f();}}},{key:"_convertNodeIds",value:function _convertNodeIds(node){var _this125=this;if(node.children){node.children=node.children.map(function(child){return _this125._convertIdToIndex(child,'node');});}if(node.meshes){node.meshes=node.meshes.map(function(mesh){return _this125._convertIdToIndex(mesh,'mesh');});}}},{key:"_convertSceneIds",value:function _convertSceneIds(scene){var _this126=this;if(scene.nodes){scene.nodes=scene.nodes.map(function(node){return _this126._convertIdToIndex(node,'node');});}}},{key:"_convertIdsToIndices",value:function _convertIdsToIndices(json,topLevelArrayName){if(!json[topLevelArrayName]){console.warn("gltf v1: json doesn't contain attribute ".concat(topLevelArrayName));json[topLevelArrayName]=[];}var _iterator37=_createForOfIteratorHelper(json[topLevelArrayName]),_step37;try{for(_iterator37.s();!(_step37=_iterator37.n()).done;){var object=_step37.value;for(var key in object){var id=object[key];var index=this._convertIdToIndex(id,key);object[key]=index;}}}catch(err){_iterator37.e(err);}finally{_iterator37.f();}}},{key:"_convertIdToIndex",value:function _convertIdToIndex(id,key){var arrayName=GLTF_KEYS[key];if(arrayName in this.idToIndexMap){var index=this.idToIndexMap[arrayName][id];if(!Number.isFinite(index)){throw new Error("gltf v1: failed to resolve ".concat(key," with id ").concat(id));}return index;}return id;}},{key:"_updateObjects",value:function _updateObjects(json){var _iterator38=_createForOfIteratorHelper(this.json.buffers),_step38;try{for(_iterator38.s();!(_step38=_iterator38.n()).done;){var buffer=_step38.value;delete buffer.type;}}catch(err){_iterator38.e(err);}finally{_iterator38.f();}}},{key:"_updateMaterial",value:function _updateMaterial(json){var _iterator39=_createForOfIteratorHelper(json.materials),_step39;try{var _loop6=function _loop6(){var material=_step39.value;material.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};var textureId=((_material$values=material.values)===null||_material$values===void 0?void 0:_material$values.tex)||((_material$values2=material.values)===null||_material$values2===void 0?void 0:_material$values2.texture2d_0);var textureIndex=json.textures.findIndex(function(texture){return texture.id===textureId;});if(textureIndex!==-1){material.pbrMetallicRoughness.baseColorTexture={index:textureIndex};}};for(_iterator39.s();!(_step39=_iterator39.n()).done;){var _material$values,_material$values2;_loop6();}}catch(err){_iterator39.e(err);}finally{_iterator39.f();}}}]);return GLTFV1Normalizer;}();function normalizeGLTFV1(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};return new GLTFV1Normalizer().normalize(gltf,options);}var COMPONENTS={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16};var BYTES={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4};var GL_SAMPLER={TEXTURE_MAG_FILTER:0x2800,TEXTURE_MIN_FILTER:0x2801,TEXTURE_WRAP_S:0x2802,TEXTURE_WRAP_T:0x2803,REPEAT:0x2901,LINEAR:0x2601,NEAREST_MIPMAP_LINEAR:0x2702};var SAMPLER_PARAMETER_GLTF_TO_GL={magFilter:GL_SAMPLER.TEXTURE_MAG_FILTER,minFilter:GL_SAMPLER.TEXTURE_MIN_FILTER,wrapS:GL_SAMPLER.TEXTURE_WRAP_S,wrapT:GL_SAMPLER.TEXTURE_WRAP_T};var DEFAULT_SAMPLER=(_DEFAULT_SAMPLER={},_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_MAG_FILTER,GL_SAMPLER.LINEAR),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_MIN_FILTER,GL_SAMPLER.NEAREST_MIPMAP_LINEAR),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_WRAP_S,GL_SAMPLER.REPEAT),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_WRAP_T,GL_SAMPLER.REPEAT),_DEFAULT_SAMPLER);function getBytesFromComponentType(componentType){return BYTES[componentType];}function getSizeFromAccessorType(type){return COMPONENTS[type];}var GLTFPostProcessor=/*#__PURE__*/function(){function GLTFPostProcessor(){_classCallCheck(this,GLTFPostProcessor);_defineProperty(this,"baseUri",'');_defineProperty(this,"json",{});_defineProperty(this,"buffers",[]);_defineProperty(this,"images",[]);}_createClass(GLTFPostProcessor,[{key:"postProcess",value:function postProcess(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var json=gltf.json,_gltf$buffers=gltf.buffers,buffers=_gltf$buffers===void 0?[]:_gltf$buffers,_gltf$images=gltf.images,images=_gltf$images===void 0?[]:_gltf$images,_gltf$baseUri=gltf.baseUri,baseUri=_gltf$baseUri===void 0?'':_gltf$baseUri;assert$1(json);this.baseUri=baseUri;this.json=json;this.buffers=buffers;this.images=images;this._resolveTree(this.json,options);return this.json;}},{key:"_resolveTree",value:function _resolveTree(json){var _this127=this;var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};if(json.bufferViews){json.bufferViews=json.bufferViews.map(function(bufView,i){return _this127._resolveBufferView(bufView,i);});}if(json.images){json.images=json.images.map(function(image,i){return _this127._resolveImage(image,i);});}if(json.samplers){json.samplers=json.samplers.map(function(sampler,i){return _this127._resolveSampler(sampler,i);});}if(json.textures){json.textures=json.textures.map(function(texture,i){return _this127._resolveTexture(texture,i);});}if(json.accessors){json.accessors=json.accessors.map(function(accessor,i){return _this127._resolveAccessor(accessor,i);});}if(json.materials){json.materials=json.materials.map(function(material,i){return _this127._resolveMaterial(material,i);});}if(json.meshes){json.meshes=json.meshes.map(function(mesh,i){return _this127._resolveMesh(mesh,i);});}if(json.nodes){json.nodes=json.nodes.map(function(node,i){return _this127._resolveNode(node,i);});}if(json.skins){json.skins=json.skins.map(function(skin,i){return _this127._resolveSkin(skin,i);});}if(json.scenes){json.scenes=json.scenes.map(function(scene,i){return _this127._resolveScene(scene,i);});}if(json.scene!==undefined){json.scene=json.scenes[this.json.scene];}}},{key:"getScene",value:function getScene(index){return this._get('scenes',index);}},{key:"getNode",value:function getNode(index){return this._get('nodes',index);}},{key:"getSkin",value:function getSkin(index){return this._get('skins',index);}},{key:"getMesh",value:function getMesh(index){return this._get('meshes',index);}},{key:"getMaterial",value:function getMaterial(index){return this._get('materials',index);}},{key:"getAccessor",value:function getAccessor(index){return this._get('accessors',index);}},{key:"getCamera",value:function getCamera(index){return null;}},{key:"getTexture",value:function getTexture(index){return this._get('textures',index);}},{key:"getSampler",value:function getSampler(index){return this._get('samplers',index);}},{key:"getImage",value:function getImage(index){return this._get('images',index);}},{key:"getBufferView",value:function getBufferView(index){return this._get('bufferViews',index);}},{key:"getBuffer",value:function getBuffer(index){return this._get('buffers',index);}},{key:"_get",value:function _get(array,index){if(_typeof(index)==='object'){return index;}var object=this.json[array]&&this.json[array][index];if(!object){console.warn("glTF file error: Could not find ".concat(array,"[").concat(index,"]"));}return object;}},{key:"_resolveScene",value:function _resolveScene(scene,index){var _this128=this;scene.id=scene.id||"scene-".concat(index);scene.nodes=(scene.nodes||[]).map(function(node){return _this128.getNode(node);});return scene;}},{key:"_resolveNode",value:function _resolveNode(node,index){var _this129=this;node.id=node.id||"node-".concat(index);if(node.children){node.children=node.children.map(function(child){return _this129.getNode(child);});}if(node.mesh!==undefined){node.mesh=this.getMesh(node.mesh);}else if(node.meshes!==undefined&&node.meshes.length){node.mesh=node.meshes.reduce(function(accum,meshIndex){var mesh=_this129.getMesh(meshIndex);accum.id=mesh.id;accum.primitives=accum.primitives.concat(mesh.primitives);return accum;},{primitives:[]});}if(node.camera!==undefined){node.camera=this.getCamera(node.camera);}if(node.skin!==undefined){node.skin=this.getSkin(node.skin);}return node;}},{key:"_resolveSkin",value:function _resolveSkin(skin,index){skin.id=skin.id||"skin-".concat(index);skin.inverseBindMatrices=this.getAccessor(skin.inverseBindMatrices);return skin;}},{key:"_resolveMesh",value:function _resolveMesh(mesh,index){var _this130=this;mesh.id=mesh.id||"mesh-".concat(index);if(mesh.primitives){mesh.primitives=mesh.primitives.map(function(primitive){primitive=_objectSpread({},primitive);var attributes=primitive.attributes;primitive.attributes={};for(var attribute in attributes){primitive.attributes[attribute]=_this130.getAccessor(attributes[attribute]);}if(primitive.indices!==undefined){primitive.indices=_this130.getAccessor(primitive.indices);}if(primitive.material!==undefined){primitive.material=_this130.getMaterial(primitive.material);}return primitive;});}return mesh;}},{key:"_resolveMaterial",value:function _resolveMaterial(material,index){material.id=material.id||"material-".concat(index);if(material.normalTexture){material.normalTexture=_objectSpread({},material.normalTexture);material.normalTexture.texture=this.getTexture(material.normalTexture.index);}if(material.occlusionTexture){material.occlustionTexture=_objectSpread({},material.occlustionTexture);material.occlusionTexture.texture=this.getTexture(material.occlusionTexture.index);}if(material.emissiveTexture){material.emmisiveTexture=_objectSpread({},material.emmisiveTexture);material.emissiveTexture.texture=this.getTexture(material.emissiveTexture.index);}if(!material.emissiveFactor){material.emissiveFactor=material.emmisiveTexture?[1,1,1]:[0,0,0];}if(material.pbrMetallicRoughness){material.pbrMetallicRoughness=_objectSpread({},material.pbrMetallicRoughness);var mr=material.pbrMetallicRoughness;if(mr.baseColorTexture){mr.baseColorTexture=_objectSpread({},mr.baseColorTexture);mr.baseColorTexture.texture=this.getTexture(mr.baseColorTexture.index);}if(mr.metallicRoughnessTexture){mr.metallicRoughnessTexture=_objectSpread({},mr.metallicRoughnessTexture);mr.metallicRoughnessTexture.texture=this.getTexture(mr.metallicRoughnessTexture.index);}}return material;}},{key:"_resolveAccessor",value:function _resolveAccessor(accessor,index){accessor.id=accessor.id||"accessor-".concat(index);if(accessor.bufferView!==undefined){accessor.bufferView=this.getBufferView(accessor.bufferView);}accessor.bytesPerComponent=getBytesFromComponentType(accessor.componentType);accessor.components=getSizeFromAccessorType(accessor.type);accessor.bytesPerElement=accessor.bytesPerComponent*accessor.components;if(accessor.bufferView){var buffer=accessor.bufferView.buffer;var _getAccessorArrayType2=getAccessorArrayTypeAndLength(accessor,accessor.bufferView),ArrayType=_getAccessorArrayType2.ArrayType,byteLength=_getAccessorArrayType2.byteLength;var byteOffset=(accessor.bufferView.byteOffset||0)+(accessor.byteOffset||0)+buffer.byteOffset;var cutBuffer=buffer.arrayBuffer.slice(byteOffset,byteOffset+byteLength);if(accessor.bufferView.byteStride){cutBuffer=this._getValueFromInterleavedBuffer(buffer,byteOffset,accessor.bufferView.byteStride,accessor.bytesPerElement,accessor.count);}accessor.value=new ArrayType(cutBuffer);}return accessor;}},{key:"_getValueFromInterleavedBuffer",value:function _getValueFromInterleavedBuffer(buffer,byteOffset,byteStride,bytesPerElement,count){var result=new Uint8Array(count*bytesPerElement);for(var _i531=0;_i531<count;_i531++){var elementOffset=byteOffset+_i531*byteStride;result.set(new Uint8Array(buffer.arrayBuffer.slice(elementOffset,elementOffset+bytesPerElement)),_i531*bytesPerElement);}return result.buffer;}},{key:"_resolveTexture",value:function _resolveTexture(texture,index){texture.id=texture.id||"texture-".concat(index);texture.sampler='sampler'in texture?this.getSampler(texture.sampler):DEFAULT_SAMPLER;texture.source=this.getImage(texture.source);return texture;}},{key:"_resolveSampler",value:function _resolveSampler(sampler,index){sampler.id=sampler.id||"sampler-".concat(index);sampler.parameters={};for(var key in sampler){var glEnum=this._enumSamplerParameter(key);if(glEnum!==undefined){sampler.parameters[glEnum]=sampler[key];}}return sampler;}},{key:"_enumSamplerParameter",value:function _enumSamplerParameter(key){return SAMPLER_PARAMETER_GLTF_TO_GL[key];}},{key:"_resolveImage",value:function _resolveImage(image,index){image.id=image.id||"image-".concat(index);if(image.bufferView!==undefined){image.bufferView=this.getBufferView(image.bufferView);}var preloadedImage=this.images[index];if(preloadedImage){image.image=preloadedImage;}return image;}},{key:"_resolveBufferView",value:function _resolveBufferView(bufferView,index){var bufferIndex=bufferView.buffer;var result=_objectSpread(_objectSpread({id:"bufferView-".concat(index)},bufferView),{},{buffer:this.buffers[bufferIndex]});var arrayBuffer=this.buffers[bufferIndex].arrayBuffer;var byteOffset=this.buffers[bufferIndex].byteOffset||0;if('byteOffset'in bufferView){byteOffset+=bufferView.byteOffset;}result.data=new Uint8Array(arrayBuffer,byteOffset,bufferView.byteLength);return result;}},{key:"_resolveCamera",value:function _resolveCamera(camera,index){camera.id=camera.id||"camera-".concat(index);if(camera.perspective);if(camera.orthographic);return camera;}}]);return GLTFPostProcessor;}();function postProcessGLTF(gltf,options){return new GLTFPostProcessor().postProcess(gltf,options);}var MAGIC_glTF=0x676c5446;var GLB_FILE_HEADER_SIZE=12;var GLB_CHUNK_HEADER_SIZE=8;var GLB_CHUNK_TYPE_JSON=0x4e4f534a;var GLB_CHUNK_TYPE_BIN=0x004e4942;var GLB_CHUNK_TYPE_JSON_XVIZ_DEPRECATED=0;var GLB_CHUNK_TYPE_BIX_XVIZ_DEPRECATED=1;var GLB_V1_CONTENT_FORMAT_JSON=0x0;var LE=true;function getMagicString(dataView){var byteOffset=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;return"".concat(String.fromCharCode(dataView.getUint8(byteOffset+0))).concat(String.fromCharCode(dataView.getUint8(byteOffset+1))).concat(String.fromCharCode(dataView.getUint8(byteOffset+2))).concat(String.fromCharCode(dataView.getUint8(byteOffset+3)));}function isGLB(arrayBuffer){var byteOffset=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var options=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{};var dataView=new DataView(arrayBuffer);var _options$magic=options.magic,magic=_options$magic===void 0?MAGIC_glTF:_options$magic;var magic1=dataView.getUint32(byteOffset,false);return magic1===magic||magic1===MAGIC_glTF;}function parseGLBSync(glb,arrayBuffer){var byteOffset=arguments.length>2&&arguments[2]!==undefined?arguments[2]:0;var options=arguments.length>3&&arguments[3]!==undefined?arguments[3]:{};var dataView=new DataView(arrayBuffer);var type=getMagicString(dataView,byteOffset+0);var version=dataView.getUint32(byteOffset+4,LE);var byteLength=dataView.getUint32(byteOffset+8,LE);Object.assign(glb,{header:{byteOffset:byteOffset,byteLength:byteLength,hasBinChunk:false},type:type,version:version,json:{},binChunks:[]});byteOffset+=GLB_FILE_HEADER_SIZE;switch(glb.version){case 1:return parseGLBV1(glb,dataView,byteOffset);case 2:return parseGLBV2(glb,dataView,byteOffset,options={});default:throw new Error("Invalid GLB version ".concat(glb.version,". Only supports v1 and v2."));}}function parseGLBV1(glb,dataView,byteOffset){assert$5(glb.header.byteLength>GLB_FILE_HEADER_SIZE+GLB_CHUNK_HEADER_SIZE);var contentLength=dataView.getUint32(byteOffset+0,LE);var contentFormat=dataView.getUint32(byteOffset+4,LE);byteOffset+=GLB_CHUNK_HEADER_SIZE;assert$5(contentFormat===GLB_V1_CONTENT_FORMAT_JSON);parseJSONChunk(glb,dataView,byteOffset,contentLength);byteOffset+=contentLength;byteOffset+=parseBINChunk(glb,dataView,byteOffset,glb.header.byteLength);return byteOffset;}function parseGLBV2(glb,dataView,byteOffset,options){assert$5(glb.header.byteLength>GLB_FILE_HEADER_SIZE+GLB_CHUNK_HEADER_SIZE);parseGLBChunksSync(glb,dataView,byteOffset,options);return byteOffset+glb.header.byteLength;}function parseGLBChunksSync(glb,dataView,byteOffset,options){while(byteOffset+8<=glb.header.byteLength){var chunkLength=dataView.getUint32(byteOffset+0,LE);var chunkFormat=dataView.getUint32(byteOffset+4,LE);byteOffset+=GLB_CHUNK_HEADER_SIZE;switch(chunkFormat){case GLB_CHUNK_TYPE_JSON:parseJSONChunk(glb,dataView,byteOffset,chunkLength);break;case GLB_CHUNK_TYPE_BIN:parseBINChunk(glb,dataView,byteOffset,chunkLength);break;case GLB_CHUNK_TYPE_JSON_XVIZ_DEPRECATED:if(!options.strict){parseJSONChunk(glb,dataView,byteOffset,chunkLength);}break;case GLB_CHUNK_TYPE_BIX_XVIZ_DEPRECATED:if(!options.strict){parseBINChunk(glb,dataView,byteOffset,chunkLength);}break;}byteOffset+=padToNBytes(chunkLength,4);}return byteOffset;}function parseJSONChunk(glb,dataView,byteOffset,chunkLength){var jsonChunk=new Uint8Array(dataView.buffer,byteOffset,chunkLength);var textDecoder=new TextDecoder('utf8');var jsonText=textDecoder.decode(jsonChunk);glb.json=JSON.parse(jsonText);return padToNBytes(chunkLength,4);}function parseBINChunk(glb,dataView,byteOffset,chunkLength){glb.header.hasBinChunk=true;glb.binChunks.push({byteOffset:byteOffset,byteLength:chunkLength,arrayBuffer:dataView.buffer});return padToNBytes(chunkLength,4);}function parseGLTF$1(_x86,_x87){return _parseGLTF$.apply(this,arguments);}function _parseGLTF$(){_parseGLTF$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee49(gltf,arrayBufferOrString){var byteOffset,options,context,_options$gltf,_options$gltf2,_options$gltf3,_options$gltf4,promises,_promise,promise,_args47=arguments;return _regeneratorRuntime().wrap(function _callee49$(_context53){while(1){switch(_context53.prev=_context53.next){case 0:byteOffset=_args47.length>2&&_args47[2]!==undefined?_args47[2]:0;options=_args47.length>3?_args47[3]:undefined;context=_args47.length>4?_args47[4]:undefined;parseGLTFContainerSync(gltf,arrayBufferOrString,byteOffset,options);normalizeGLTFV1(gltf,{normalize:options===null||options===void 0?void 0:(_options$gltf=options.gltf)===null||_options$gltf===void 0?void 0:_options$gltf.normalize});preprocessExtensions(gltf,options,context);promises=[];if(!(options!==null&&options!==void 0&&(_options$gltf2=options.gltf)!==null&&_options$gltf2!==void 0&&_options$gltf2.loadBuffers&&gltf.json.buffers)){_context53.next=10;break;}_context53.next=10;return loadBuffers(gltf,options,context);case 10:if(options!==null&&options!==void 0&&(_options$gltf3=options.gltf)!==null&&_options$gltf3!==void 0&&_options$gltf3.loadImages){_promise=loadImages(gltf,options,context);promises.push(_promise);}promise=decodeExtensions(gltf,options,context);promises.push(promise);_context53.next=15;return Promise.all(promises);case 15:return _context53.abrupt("return",options!==null&&options!==void 0&&(_options$gltf4=options.gltf)!==null&&_options$gltf4!==void 0&&_options$gltf4.postProcess?postProcessGLTF(gltf,options):gltf);case 16:case"end":return _context53.stop();}}},_callee49);}));return _parseGLTF$.apply(this,arguments);}function parseGLTFContainerSync(gltf,data,byteOffset,options){if(options.uri){gltf.baseUri=options.uri;}if(data instanceof ArrayBuffer&&!isGLB(data,byteOffset,options)){var textDecoder=new TextDecoder();data=textDecoder.decode(data);}if(typeof data==='string'){gltf.json=parseJSON(data);}else if(data instanceof ArrayBuffer){var glb={};byteOffset=parseGLBSync(glb,data,byteOffset,options.glb);assert$1(glb.type==='glTF',"Invalid GLB magic string ".concat(glb.type));gltf._glb=glb;gltf.json=glb.json;}else{assert$1(false,'GLTF: must be ArrayBuffer or string');}var buffers=gltf.json.buffers||[];gltf.buffers=new Array(buffers.length).fill(null);if(gltf._glb&&gltf._glb.header.hasBinChunk){var binChunks=gltf._glb.binChunks;gltf.buffers[0]={arrayBuffer:binChunks[0].arrayBuffer,byteOffset:binChunks[0].byteOffset,byteLength:binChunks[0].byteLength};}var images=gltf.json.images||[];gltf.images=new Array(images.length).fill({});}function loadBuffers(_x88,_x89,_x90){return _loadBuffers.apply(this,arguments);}function _loadBuffers(){_loadBuffers=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee50(gltf,options,context){var buffers,_i623,buffer,_context$fetch,_response$arrayBuffer,_fetch,uri,response,arrayBuffer;return _regeneratorRuntime().wrap(function _callee50$(_context54){while(1){switch(_context54.prev=_context54.next){case 0:buffers=gltf.json.buffers||[];_i623=0;case 2:if(!(_i623<buffers.length)){_context54.next=22;break;}buffer=buffers[_i623];if(!buffer.uri){_context54.next=18;break;}_fetch=context.fetch;assert$1(_fetch);uri=resolveUrl(buffer.uri,options);_context54.next=10;return context===null||context===void 0?void 0:(_context$fetch=context.fetch)===null||_context$fetch===void 0?void 0:_context$fetch.call(context,uri);case 10:response=_context54.sent;_context54.next=13;return response===null||response===void 0?void 0:(_response$arrayBuffer=response.arrayBuffer)===null||_response$arrayBuffer===void 0?void 0:_response$arrayBuffer.call(response);case 13:arrayBuffer=_context54.sent;gltf.buffers[_i623]={arrayBuffer:arrayBuffer,byteOffset:0,byteLength:arrayBuffer.byteLength};delete buffer.uri;_context54.next=19;break;case 18:if(gltf.buffers[_i623]===null){gltf.buffers[_i623]={arrayBuffer:new ArrayBuffer(buffer.byteLength),byteOffset:0,byteLength:buffer.byteLength};}case 19:++_i623;_context54.next=2;break;case 22:case"end":return _context54.stop();}}},_callee50);}));return _loadBuffers.apply(this,arguments);}function loadImages(_x91,_x92,_x93){return _loadImages.apply(this,arguments);}function _loadImages(){_loadImages=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee51(gltf,options,context){var imageIndices,images,promises,_iterator55,_step55,imageIndex;return _regeneratorRuntime().wrap(function _callee51$(_context55){while(1){switch(_context55.prev=_context55.next){case 0:imageIndices=getReferencesImageIndices(gltf);images=gltf.json.images||[];promises=[];_iterator55=_createForOfIteratorHelper(imageIndices);try{for(_iterator55.s();!(_step55=_iterator55.n()).done;){imageIndex=_step55.value;promises.push(loadImage(gltf,images[imageIndex],imageIndex,options,context));}}catch(err){_iterator55.e(err);}finally{_iterator55.f();}_context55.next=7;return Promise.all(promises);case 7:return _context55.abrupt("return",_context55.sent);case 8:case"end":return _context55.stop();}}},_callee51);}));return _loadImages.apply(this,arguments);}function getReferencesImageIndices(gltf){var imageIndices=new Set();var textures=gltf.json.textures||[];var _iterator40=_createForOfIteratorHelper(textures),_step40;try{for(_iterator40.s();!(_step40=_iterator40.n()).done;){var texture=_step40.value;if(texture.source!==undefined){imageIndices.add(texture.source);}}}catch(err){_iterator40.e(err);}finally{_iterator40.f();}return Array.from(imageIndices).sort();}function loadImage(_x94,_x95,_x96,_x97,_x98){return _loadImage.apply(this,arguments);}function _loadImage(){_loadImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee52(gltf,image,index,options,context){var fetch,parse,arrayBuffer,uri,response,array,parsedImage;return _regeneratorRuntime().wrap(function _callee52$(_context56){while(1){switch(_context56.prev=_context56.next){case 0:fetch=context.fetch,parse=context.parse;if(!image.uri){_context56.next=9;break;}uri=resolveUrl(image.uri,options);_context56.next=5;return fetch(uri);case 5:response=_context56.sent;_context56.next=8;return response.arrayBuffer();case 8:arrayBuffer=_context56.sent;case 9:if(Number.isFinite(image.bufferView)){array=getTypedArrayForBufferView(gltf.json,gltf.buffers,image.bufferView);arrayBuffer=sliceArrayBuffer(array.buffer,array.byteOffset,array.byteLength);}assert$1(arrayBuffer,'glTF image has no data');_context56.next=13;return parse(arrayBuffer,[ImageLoader,BasisLoader],{mimeType:image.mimeType,basis:options.basis||{format:selectSupportedBasisFormat()}},context);case 13:parsedImage=_context56.sent;if(parsedImage&&parsedImage[0]){parsedImage={compressed:true,mipmaps:false,width:parsedImage[0].width,height:parsedImage[0].height,data:parsedImage[0]};}gltf.images=gltf.images||[];gltf.images[index]=parsedImage;case 17:case"end":return _context56.stop();}}},_callee52);}));return _loadImage.apply(this,arguments);}var GLTFLoader={name:'glTF',id:'gltf',module:'gltf',version:VERSION$5,extensions:['gltf','glb'],mimeTypes:['model/gltf+json','model/gltf-binary'],text:true,binary:true,tests:['glTF'],parse:parse$1,options:{gltf:{normalize:true,loadBuffers:true,loadImages:true,decompressMeshes:true,postProcess:true},log:console},deprecatedOptions:{fetchImages:'gltf.loadImages',createImages:'gltf.loadImages',decompress:'gltf.decompressMeshes',postProcess:'gltf.postProcess',gltf:{decompress:'gltf.decompressMeshes'}}};function parse$1(_x99){return _parse$3.apply(this,arguments);}/**
  * @private
  */function _parse$3(){_parse$3=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee53(arrayBuffer){var options,context,_options2,_options2$byteOffset,byteOffset,gltf,_args51=arguments;return _regeneratorRuntime().wrap(function _callee53$(_context57){while(1){switch(_context57.prev=_context57.next){case 0:options=_args51.length>1&&_args51[1]!==undefined?_args51[1]:{};context=_args51.length>2?_args51[2]:undefined;options=_objectSpread(_objectSpread({},GLTFLoader.options),options);options.gltf=_objectSpread(_objectSpread({},GLTFLoader.options.gltf),options.gltf);_options2=options,_options2$byteOffset=_options2.byteOffset,byteOffset=_options2$byteOffset===void 0?0:_options2$byteOffset;gltf={};_context57.next=8;return parseGLTF$1(gltf,arrayBuffer,byteOffset,options,context);case 8:return _context57.abrupt("return",_context57.sent);case 9:case"end":return _context57.stop();}}},_callee53);}));return _parse$3.apply(this,arguments);}var GLTFSceneModelLoader=/*#__PURE__*/function(){function GLTFSceneModelLoader(cfg){_classCallCheck(this,GLTFSceneModelLoader);}_createClass(GLTFSceneModelLoader,[{key:"load",value:function load(plugin,src,metaModelJSON,options,sceneModel,ok,error){options=options||{};loadGLTF(plugin,src,metaModelJSON,options,sceneModel,function(){core.scheduleTask(function(){sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);});if(ok){ok();}},function(msg){plugin.error(msg);if(error){error(msg);}sceneModel.fire("error",msg);});}},{key:"parse",value:function parse(plugin,gltf,metaModelJSON,options,sceneModel,ok,error){options=options||{};parseGLTF(plugin,"",gltf,metaModelJSON,options,sceneModel,function(){sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
@@ -25077,12 +25077,8 @@ options.basePath=getBasePath(src);parseGLTF(plugin,src,arrayBuffer,metaModelJSON
 options.basePath=getBasePath(src);parseGLTF(plugin,src,gltf,metaModelJSON,options,sceneModel,ok);spinner.processes--;},function(err){spinner.processes--;error(err);});}}function getBasePath(src){var i=src.lastIndexOf("/");return i!==0?src.substring(0,i+1):"";}function parseGLTF(plugin,src,gltf,metaModelJSON,options,sceneModel,ok){var spinner=plugin.viewer.scene.canvas.spinner;spinner.processes++;parse$3(gltf,GLTFLoader,{baseUri:options.basePath}).then(function(gltfData){var ctx={src:src,entityId:options.entityId,metaModelJSON:metaModelJSON,autoMetaModel:options.autoMetaModel,metaObjects:[],loadBuffer:options.loadBuffer,basePath:options.basePath,handlenode:options.handlenode,backfaces:!!options.backfaces,gltfData:gltfData,scene:sceneModel.scene,plugin:plugin,sceneModel:sceneModel,//geometryCreated: {},
 numObjects:0,nodes:[],nextId:0,log:function log(msg){plugin.log(msg);}};loadTextures(ctx);loadMaterials(ctx);if(options.autoMetaModel){ctx.metaObjects.push({id:sceneModel.id,type:"Default",name:sceneModel.id});}loadDefaultScene(ctx);sceneModel.finalize();if(options.autoMetaModel){plugin.viewer.metaScene.createMetaModel(sceneModel.id,{metaObjects:ctx.metaObjects});}spinner.processes--;ok();});}function loadTextures(ctx){var gltfData=ctx.gltfData;var textures=gltfData.textures;if(textures){for(var _i532=0,len=textures.length;_i532<len;_i532++){loadTexture(ctx,textures[_i532]);}}}function loadTexture(ctx,texture){if(!texture.source||!texture.source.image){return;}var textureId="texture-".concat(ctx.nextId++);var minFilter=NearestMipMapLinearFilter;switch(texture.sampler.minFilter){case 9728:minFilter=NearestFilter;break;case 9729:minFilter=LinearFilter;break;case 9984:minFilter=NearestMipMapNearestFilter;break;case 9985:minFilter=LinearMipMapNearestFilter;break;case 9986:minFilter=NearestMipMapLinearFilter;break;case 9987:minFilter=LinearMipMapLinearFilter;break;}var magFilter=LinearFilter;switch(texture.sampler.magFilter){case 9728:magFilter=NearestFilter;break;case 9729:magFilter=LinearFilter;break;}var wrapS=RepeatWrapping;switch(texture.sampler.wrapS){case 33071:wrapS=ClampToEdgeWrapping;break;case 33648:wrapS=MirroredRepeatWrapping;break;case 10497:wrapS=RepeatWrapping;break;}var wrapT=RepeatWrapping;switch(texture.sampler.wrapT){case 33071:wrapT=ClampToEdgeWrapping;break;case 33648:wrapT=MirroredRepeatWrapping;break;case 10497:wrapT=RepeatWrapping;break;}var wrapR=RepeatWrapping;switch(texture.sampler.wrapR){case 33071:wrapR=ClampToEdgeWrapping;break;case 33648:wrapR=MirroredRepeatWrapping;break;case 10497:wrapR=RepeatWrapping;break;}ctx.sceneModel.createTexture({id:textureId,image:texture.source.image,flipY:!!texture.flipY,minFilter:minFilter,magFilter:magFilter,wrapS:wrapS,wrapT:wrapT,wrapR:wrapR,encoding:sRGBEncoding});texture._textureId=textureId;}function loadMaterials(ctx){var gltfData=ctx.gltfData;var materials=gltfData.materials;if(materials){for(var _i533=0,len=materials.length;_i533<len;_i533++){var material=materials[_i533];material._textureSetId=loadTextureSet(ctx,material);material._attributes=loadMaterialAttributes(ctx,material);}}}function loadTextureSet(ctx,material){var textureSetCfg={};if(material.normalTexture){textureSetCfg.normalTextureId=material.normalTexture.texture._textureId;}if(material.occlusionTexture){textureSetCfg.occlusionTextureId=material.occlusionTexture.texture._textureId;}if(material.emissiveTexture){textureSetCfg.emissiveTextureId=material.emissiveTexture.texture._textureId;}switch(material.alphaMode){case"OPAQUE":break;case"MASK":var alphaCutoff=material.alphaCutoff;// Default from the spec https://registry.khronos.org/glTF/specs/2.0/glTF-2.0.html#reference-material
 textureSetCfg.alphaCutoff=alphaCutoff!==undefined?alphaCutoff:0.5;break;}var metallicPBR=material.pbrMetallicRoughness;if(material.pbrMetallicRoughness){var pbrMetallicRoughness=material.pbrMetallicRoughness;var baseColorTexture=pbrMetallicRoughness.baseColorTexture||pbrMetallicRoughness.colorTexture;if(baseColorTexture){if(baseColorTexture.texture){textureSetCfg.colorTextureId=baseColorTexture.texture._textureId;}else{textureSetCfg.colorTextureId=ctx.gltfData.textures[baseColorTexture.index]._textureId;}}if(metallicPBR.metallicRoughnessTexture){textureSetCfg.metallicRoughnessTextureId=metallicPBR.metallicRoughnessTexture.texture._textureId;}}var extensions=material.extensions;if(extensions){var specularPBR=extensions["KHR_materials_pbrSpecularGlossiness"];if(specularPBR){specularPBR.specularTexture;var specularColorTexture=specularPBR.specularColorTexture;if(specularColorTexture!==null&&specularColorTexture!==undefined){textureSetCfg.colorTextureId=ctx.gltfData.textures[specularColorTexture.index]._textureId;}}}if(textureSetCfg.normalTextureId!==undefined||textureSetCfg.occlusionTextureId!==undefined||textureSetCfg.emissiveTextureId!==undefined||textureSetCfg.colorTextureId!==undefined||textureSetCfg.metallicRoughnessTextureId!==undefined){textureSetCfg.id="textureSet-".concat(ctx.nextId++,";");ctx.sceneModel.createTextureSet(textureSetCfg);return textureSetCfg.id;}return null;}function loadMaterialAttributes(ctx,material){// Substitute RGBA for material, to use fast flat shading instead
-var extensions=material.extensions;var materialAttributes={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:true};if(extensions){var specularPBR=extensions["KHR_materials_pbrSpecularGlossiness"];if(specularPBR){var diffuseFactor=specularPBR.diffuseFactor;if(diffuseFactor!==null&&diffuseFactor!==undefined){materialAttributes.color.set(diffuseFactor);}}var common=extensions["KHR_materials_common"];if(common){var technique=common.technique;var values=common.values||{};var blinn=technique==="BLINN";var phong=technique==="PHONG";var lambert=technique==="LAMBERT";var diffuse=values.diffuse;if(diffuse&&(blinn||phong||lambert)){if(!utils.isString(diffuse)){materialAttributes.color.set(diffuse);}}var transparency=values.transparency;if(transparency!==null&&transparency!==undefined){materialAttributes.opacity=transparency;}var transparent=values.transparent;if(transparent!==null&&transparent!==undefined){materialAttributes.opacity=transparent;}}}var metallicPBR=material.pbrMetallicRoughness;if(metallicPBR){var baseColorFactor=metallicPBR.baseColorFactor;if(baseColorFactor){materialAttributes.color[0]=baseColorFactor[0];materialAttributes.color[1]=baseColorFactor[1];materialAttributes.color[2]=baseColorFactor[2];materialAttributes.opacity=baseColorFactor[3];}var metallicFactor=metallicPBR.metallicFactor;if(metallicFactor!==null&&metallicFactor!==undefined){materialAttributes.metallic=metallicFactor;}var roughnessFactor=metallicPBR.roughnessFactor;if(roughnessFactor!==null&&roughnessFactor!==undefined){materialAttributes.roughness=roughnessFactor;}}materialAttributes.doubleSided=material.doubleSided!==false;return materialAttributes;}function loadDefaultScene(ctx){var gltfData=ctx.gltfData;var scene=gltfData.scene||gltfData.scenes[0];if(!scene){error(ctx,"glTF has no default scene");return;}loadScene(ctx,scene);}function loadScene(ctx,scene){var nodes=scene.nodes;if(!nodes){return;}for(var _i534=0,len=nodes.length;_i534<len;_i534++){var _node6=nodes[_i534];countMeshUsage(ctx,_node6);}for(var _i535=0,_len115=nodes.length;_i535<_len115&&!ctx.nodesHaveNames;_i535++){var _node7=nodes[_i535];if(testIfNodesHaveNames(_node7)){ctx.nodesHaveNames=true;}}if(!ctx.nodesHaveNames){for(var _i536=0,_len116=nodes.length;_i536<_len116;_i536++){var _node8=nodes[_i536];parseNodesWithoutNames(ctx,_node8,0,null);}}else{for(var _i537=0,_len117=nodes.length;_i537<_len117;_i537++){var _node9=nodes[_i537];parseNodesWithNames(ctx,_node9,0,null);}}}function countMeshUsage(ctx,node){var mesh=node.mesh;if(mesh){mesh.instances=mesh.instances?mesh.instances+1:1;}if(node.children){var children=node.children;for(var _i538=0,len=children.length;_i538<len;_i538++){var childNode=children[_i538];if(!childNode){error(ctx,"Node not found: "+_i538);continue;}countMeshUsage(ctx,childNode);}}}function testIfNodesHaveNames(node){if(node.name){return true;}if(node.children){var children=node.children;for(var _i539=0,len=children.length;_i539<len;_i539++){var childNode=children[_i539];if(testIfNodesHaveNames(childNode)){return true;}}}return false;}/**
- * Parses a glTF node hierarchy that is known to NOT contain "name" attributes on the nodes.
- * Create a SceneMesh for each mesh primitive, and a single SceneObject.
- */var parseNodesWithoutNames=function(){var meshIds=[];return function(ctx,node,depth,matrix,parentNode){matrix=parseNodeMatrix(node,matrix);if(node.mesh){parseNodeMesh(node,ctx,matrix,meshIds);}if(node.children){var children=node.children;for(var _i540=0,len=children.length;_i540<len;_i540++){var childNode=children[_i540];parseNodesWithoutNames(ctx,childNode,depth+1,matrix,node);}}if(depth===0){var entityId="entity-"+ctx.nextId++;if(meshIds&&meshIds.length>0){ctx.sceneModel.createEntity({id:entityId,meshIds:meshIds,isObject:true});if(ctx.autoMetaModel){ctx.metaObjects.push({id:entityId,type:"Default",name:entityId,parent:ctx.sceneModel.id});}meshIds.length=0;}}};}();var parseNodesWithNames=function(){var objectIdStack=[];var meshIdsStack=[];var meshIds=[];return function(ctx,node,depth,matrix){matrix=parseNodeMatrix(node,matrix);if(meshIds&&node.mesh){parseNodeMesh(node,ctx,matrix,meshIds);}if(node.name){meshIds=[];var entityId=node.name;if(!!entityId&&ctx.sceneModel.objects[entityId]);while(!entityId||ctx.sceneModel.objects[entityId]){entityId="entity-"+ctx.nextId++;}objectIdStack.push(entityId);meshIdsStack.push(meshIds);}if(node.children){var children=node.children;for(var _i541=0,len=children.length;_i541<len;_i541++){var childNode=children[_i541];parseNodesWithNames(ctx,childNode,depth+1,matrix);}}// Post-order visit scene node
-var nodeName=node.name;if(nodeName!==undefined&&nodeName!==null||depth===0){var _entityId=objectIdStack.pop();if(!_entityId){// For when there are no nodes with names
-_entityId="entity-"+ctx.nextId++;}var entityMeshIds=meshIdsStack.pop();if(meshIds&&meshIds.length>0){ctx.sceneModel.createEntity({id:_entityId,meshIds:entityMeshIds,isObject:true});if(ctx.autoMetaModel){ctx.metaObjects.push({id:_entityId,type:"Default",name:_entityId,parent:ctx.sceneModel.id});}}meshIds=meshIdsStack.length>0?meshIdsStack[meshIdsStack.length-1]:null;}};}();/**
+var extensions=material.extensions;var materialAttributes={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:true};if(extensions){var specularPBR=extensions["KHR_materials_pbrSpecularGlossiness"];if(specularPBR){var diffuseFactor=specularPBR.diffuseFactor;if(diffuseFactor!==null&&diffuseFactor!==undefined){materialAttributes.color.set(diffuseFactor);}}var common=extensions["KHR_materials_common"];if(common){var technique=common.technique;var values=common.values||{};var blinn=technique==="BLINN";var phong=technique==="PHONG";var lambert=technique==="LAMBERT";var diffuse=values.diffuse;if(diffuse&&(blinn||phong||lambert)){if(!utils.isString(diffuse)){materialAttributes.color.set(diffuse);}}var transparency=values.transparency;if(transparency!==null&&transparency!==undefined){materialAttributes.opacity=transparency;}var transparent=values.transparent;if(transparent!==null&&transparent!==undefined){materialAttributes.opacity=transparent;}}}var metallicPBR=material.pbrMetallicRoughness;if(metallicPBR){var baseColorFactor=metallicPBR.baseColorFactor;if(baseColorFactor){materialAttributes.color[0]=baseColorFactor[0];materialAttributes.color[1]=baseColorFactor[1];materialAttributes.color[2]=baseColorFactor[2];materialAttributes.opacity=baseColorFactor[3];}var metallicFactor=metallicPBR.metallicFactor;if(metallicFactor!==null&&metallicFactor!==undefined){materialAttributes.metallic=metallicFactor;}var roughnessFactor=metallicPBR.roughnessFactor;if(roughnessFactor!==null&&roughnessFactor!==undefined){materialAttributes.roughness=roughnessFactor;}}materialAttributes.doubleSided=material.doubleSided!==false;return materialAttributes;}function loadDefaultScene(ctx){var gltfData=ctx.gltfData;var scene=gltfData.scene||gltfData.scenes[0];if(!scene){error(ctx,"glTF has no default scene");return;}var nodes=scene.nodes;if(!nodes){return;}(function accumulateMeshInstantes(nodes){nodes.forEach(function(node){var mesh=node.mesh;if(mesh){mesh.instances||(mesh.instances=0);mesh.instances+=1;}if(node.children){accumulateMeshInstantes(node.children);}});})(nodes);// Create a SceneMesh for each mesh primitive, and a SceneModelEntity for the root node and each named node.
+var meshIdsStack=[];var meshIds=null;(function createSceneMeshesAndEntities(nodes,depth,parentMatrix){nodes.forEach(function(node){var nodeName=node.name;var entityId=nodeName!==undefined&&nodeName!==null&&nodeName||depth===0&&"entity-"+ctx.nextId++;if(entityId){while(ctx.sceneModel.objects[entityId]){entityId="entity-"+ctx.nextId++;}meshIdsStack.push(meshIds);meshIds=[];}var matrix=parseNodeMatrix(node,parentMatrix);if(node.mesh){parseNodeMesh(node,ctx,matrix,meshIds);}if(node.children){createSceneMeshesAndEntities(node.children,depth+1,matrix);}if(entityId){if(meshIds.length>0){ctx.sceneModel.createEntity({id:entityId,meshIds:meshIds,isObject:true});if(ctx.autoMetaModel){ctx.metaObjects.push({id:entityId,type:"Default",name:entityId,parent:ctx.sceneModel.id});}}meshIds=meshIdsStack.pop();}});})(nodes,0,null);}/**
  * Parses transform at the given glTF node.
  *
  * @param node the glTF node
@@ -25095,7 +25091,7 @@ _entityId="entity-"+ctx.nextId++;}var entityMeshIds=meshIdsStack.pop();if(meshId
  * @param ctx Parsing context
  * @param matrix Matrix for the XKTMeshes
  * @param meshIds returns IDs of the new XKTMeshes
- */function parseNodeMesh(node,ctx,matrix,meshIds){var mesh=node.mesh;if(!mesh){return;}var numPrimitives=mesh.primitives.length;if(numPrimitives>0){for(var _i542=0;_i542<numPrimitives;_i542++){var _primitive4=mesh.primitives[_i542];if(_primitive4.mode<4){continue;}var meshCfg={id:ctx.sceneModel.id+"."+ctx.numObjects++};var material=_primitive4.material;if(material){meshCfg.textureSetId=material._textureSetId;meshCfg.color=material._attributes.color;meshCfg.opacity=material._attributes.opacity;meshCfg.metallic=material._attributes.metallic;meshCfg.roughness=material._attributes.roughness;}else{meshCfg.color=new Float32Array([1.0,1.0,1.0]);meshCfg.opacity=1.0;}var backfaces=ctx.backfaces!==false||material&&material.doubleSided!==false;switch(_primitive4.mode){case 0:// POINTS
+ */function parseNodeMesh(node,ctx,matrix,meshIds){var mesh=node.mesh;if(!mesh){return;}var numPrimitives=mesh.primitives.length;if(numPrimitives>0){for(var _i534=0;_i534<numPrimitives;_i534++){var _primitive4=mesh.primitives[_i534];if(_primitive4.mode<4){continue;}var meshCfg={id:ctx.sceneModel.id+"."+ctx.numObjects++};var material=_primitive4.material;if(material){meshCfg.textureSetId=material._textureSetId;meshCfg.color=material._attributes.color;meshCfg.opacity=material._attributes.opacity;meshCfg.metallic=material._attributes.metallic;meshCfg.roughness=material._attributes.roughness;}else{meshCfg.color=new Float32Array([1.0,1.0,1.0]);meshCfg.opacity=1.0;}var backfaces=ctx.backfaces!==false||material&&material.doubleSided!==false;switch(_primitive4.mode){case 0:// POINTS
 meshCfg.primitive="points";break;case 1:// LINES
 meshCfg.primitive="lines";break;case 2:// LINE_LOOP
 meshCfg.primitive="lines";break;case 3:// LINE_STRIP
@@ -25425,7 +25421,7 @@ if(!params.src&&!params.gltf){this.error("load() param expected: src or gltf");r
 {boundaries:[[11,11,2,2]],"dir":[-0.5,0.7071,-0.5],"up":[0.5,0.7071,0.5]},// Bottom-front-right corner
 {boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],"dir":[0.5,-0.7071,0.5],"up":[0.5,0.7071,0.5]},// Top-back-left corner
 {boundaries:[[11,5,2,2]],"dir":[-0.5,-0.7071,-0.5],"up":[-0.5,0.7071,-0.5]}// Top-front-right corner
-];for(var _i543=0,len=areasZUp.length;_i543<len;_i543++){math.normalizeVec3(areasZUp[_i543].dir,areasZUp[_i543].dir);math.normalizeVec3(areasZUp[_i543].up,areasZUp[_i543].up);}for(var _i544=0,_len118=areasYUp.length;_i544<_len118;_i544++){math.normalizeVec3(areasYUp[_i544].dir,areasYUp[_i544].dir);math.normalizeVec3(areasYUp[_i544].up,areasYUp[_i544].up);}var areas=areasYUp;this._textureCanvas=document.createElement('canvas');this._textureCanvas.width=width;this._textureCanvas.height=height;this._textureCanvas.style.width=width+"px";this._textureCanvas.style.height=height+"px";this._textureCanvas.style.padding="0";this._textureCanvas.style.margin="0";this._textureCanvas.style.top="0";this._textureCanvas.style.background=cubeColor;this._textureCanvas.style.position="absolute";this._textureCanvas.style.opacity="1.0";this._textureCanvas.style.visibility="hidden";this._textureCanvas.style["z-index"]=2000000;var body=document.getElementsByTagName("body")[0];body.appendChild(this._textureCanvas);var context=this._textureCanvas.getContext("2d");var zUp=false;function paint(){for(var _i545=0,_len119=facesZUp.length;_i545<_len119;_i545++){var face=facesZUp[_i545];var boundary=face.boundary;var xmin=Math.round(boundary[0]*scale);var ymin=Math.round(boundary[1]*scale);var _width=Math.round(boundary[2]*scale);var _height=Math.round(boundary[3]*scale);context.fillStyle=face.color;context.fillRect(xmin,ymin,_width,_height);}for(var _i546=0,_len120=areas.length;_i546<_len120;_i546++){var _xmin=void 0;var _ymin=void 0;var _width2=void 0;var _height2=void 0;var _area=areas[_i546];var boundaries=_area.boundaries;for(var j=0,lenj=boundaries.length;j<lenj;j++){var _boundary=boundaries[j];_xmin=Math.round(_boundary[0]*scale);_ymin=Math.round(_boundary[1]*scale);_width2=Math.round(_boundary[2]*scale);_height2=Math.round(_boundary[3]*scale);if(_area.highlighted){context.fillStyle=_area.highlighted?cubeHighlightColor:_area.color||cubeColor;context.fillRect(_xmin,_ymin,_width2,_height2);}}if(_area.label){context.fillStyle=textColor;context.font='60px sans-serif';context.textAlign="center";var xcenter=_xmin+_width2*0.5;var ycenter=_ymin+_height2*0.7;context.fillText(translateLabel(_area.label),xcenter,ycenter,80);}}navCubeScene.glRedraw();}var translateLabel=function(){var swizzleYUp={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"};var swizzleZUp={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"};var defaultLabels={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(key){var swizzle=zUp?swizzleZUp:swizzleYUp;var swizzledKey=swizzle?swizzle[key]:null;if(swizzledKey){return viewer.localeService.translate(swizzledKey)||defaultLabels[swizzledKey]||swizzledKey;}return key;};}();this.setZUp=function(){zUp=true;areas=areasZUp;this.clear();};this.setYUp=function(){zUp=false;areas=areasYUp;this.clear();};this.clear=function(){context.fillStyle=cubeColor;context.fillRect(0,0,width,height);for(var i=0,len=areas.length;i<len;i++){var _area2=areas[i];_area2.highlighted=false;}paint();};this.getArea=function(uv){var s=uv[0]*width;var t=height-uv[1]*height;// Correct for our texture Y-flipping
+];for(var _i535=0,len=areasZUp.length;_i535<len;_i535++){math.normalizeVec3(areasZUp[_i535].dir,areasZUp[_i535].dir);math.normalizeVec3(areasZUp[_i535].up,areasZUp[_i535].up);}for(var _i536=0,_len115=areasYUp.length;_i536<_len115;_i536++){math.normalizeVec3(areasYUp[_i536].dir,areasYUp[_i536].dir);math.normalizeVec3(areasYUp[_i536].up,areasYUp[_i536].up);}var areas=areasYUp;this._textureCanvas=document.createElement('canvas');this._textureCanvas.width=width;this._textureCanvas.height=height;this._textureCanvas.style.width=width+"px";this._textureCanvas.style.height=height+"px";this._textureCanvas.style.padding="0";this._textureCanvas.style.margin="0";this._textureCanvas.style.top="0";this._textureCanvas.style.background=cubeColor;this._textureCanvas.style.position="absolute";this._textureCanvas.style.opacity="1.0";this._textureCanvas.style.visibility="hidden";this._textureCanvas.style["z-index"]=2000000;var body=document.getElementsByTagName("body")[0];body.appendChild(this._textureCanvas);var context=this._textureCanvas.getContext("2d");var zUp=false;function paint(){for(var _i537=0,_len116=facesZUp.length;_i537<_len116;_i537++){var face=facesZUp[_i537];var boundary=face.boundary;var xmin=Math.round(boundary[0]*scale);var ymin=Math.round(boundary[1]*scale);var _width=Math.round(boundary[2]*scale);var _height=Math.round(boundary[3]*scale);context.fillStyle=face.color;context.fillRect(xmin,ymin,_width,_height);}for(var _i538=0,_len117=areas.length;_i538<_len117;_i538++){var _xmin=void 0;var _ymin=void 0;var _width2=void 0;var _height2=void 0;var _area=areas[_i538];var boundaries=_area.boundaries;for(var j=0,lenj=boundaries.length;j<lenj;j++){var _boundary=boundaries[j];_xmin=Math.round(_boundary[0]*scale);_ymin=Math.round(_boundary[1]*scale);_width2=Math.round(_boundary[2]*scale);_height2=Math.round(_boundary[3]*scale);if(_area.highlighted){context.fillStyle=_area.highlighted?cubeHighlightColor:_area.color||cubeColor;context.fillRect(_xmin,_ymin,_width2,_height2);}}if(_area.label){context.fillStyle=textColor;context.font='60px sans-serif';context.textAlign="center";var xcenter=_xmin+_width2*0.5;var ycenter=_ymin+_height2*0.7;context.fillText(translateLabel(_area.label),xcenter,ycenter,80);}}navCubeScene.glRedraw();}var translateLabel=function(){var swizzleYUp={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"};var swizzleZUp={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"};var defaultLabels={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(key){var swizzle=zUp?swizzleZUp:swizzleYUp;var swizzledKey=swizzle?swizzle[key]:null;if(swizzledKey){return viewer.localeService.translate(swizzledKey)||defaultLabels[swizzledKey]||swizzledKey;}return key;};}();this.setZUp=function(){zUp=true;areas=areasZUp;this.clear();};this.setYUp=function(){zUp=false;areas=areasYUp;this.clear();};this.clear=function(){context.fillStyle=cubeColor;context.fillRect(0,0,width,height);for(var i=0,len=areas.length;i<len;i++){var _area2=areas[i];_area2.highlighted=false;}paint();};this.getArea=function(uv){var s=uv[0]*width;var t=height-uv[1]*height;// Correct for our texture Y-flipping
 for(var i=0,len=areas.length;i<len;i++){var _area3=areas[i];var boundaries=_area3.boundaries;for(var j=0,lenj=boundaries.length;j<lenj;j++){var boundary=boundaries[j];if(s>=boundary[0]*scale&&s<=(boundary[0]+boundary[2])*scale&&t>=boundary[1]*scale&&t<=(boundary[1]+boundary[3])*scale){return i;}}}return-1;};this.setAreaHighlighted=function(areaId,highlighted){var area=areas[areaId];if(!area){throw"Area not found: "+areaId;}area.highlighted=!!highlighted;paint();};this.getAreaDir=function(areaId){var area=areas[areaId];if(!area){throw"Unknown area: "+areaId;}return area.dir;};this.getAreaUp=function(areaId){var area=areas[areaId];if(!area){throw"Unknown area: "+areaId;}return area.up;};this.getImage=function(){return this._textureCanvas;};this.destroy=function(){if(this._textureCanvas){this._textureCanvas.parentNode.removeChild(this._textureCanvas);this._textureCanvas=null;}};}var tempVec3a$4=math.vec3();var tempVec3b$1=math.vec3();math.mat4();/**
  * {@link Viewer} plugin that lets us look at the entire {@link Scene} from along a chosen axis or diagonal.
  *
@@ -26429,7 +26425,7 @@ for(var _id4 in this._controls){if(this._controls.hasOwnProperty(_id4)){this._co
          * These are created and destroyed automatically as models are loaded and destroyed.
          *
          * @type {{String: {String:Storey}}}
-         */_this142.modelStoreys={};_this142._fitStoreyMaps=!!cfg.fitStoreyMaps;_this142._onModelLoaded=_this142.viewer.scene.on("modelLoaded",function(modelId){_this142._registerModelStoreys(modelId);_this142.fire("storeys",_this142.storeys);});return _this142;}_createClass(StoreyViewsPlugin,[{key:"_registerModelStoreys",value:function _registerModelStoreys(modelId){var _this143=this;var viewer=this.viewer;var scene=viewer.scene;var metaScene=viewer.metaScene;var metaModel=metaScene.metaModels[modelId];var model=scene.models[modelId];if(!metaModel||!metaModel.rootMetaObjects){return;}var rootMetaObjects=metaModel.rootMetaObjects;for(var j=0,lenj=rootMetaObjects.length;j<lenj;j++){var storeyIds=rootMetaObjects[j].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(var _i547=0,len=storeyIds.length;_i547<len;_i547++){var storeyId=storeyIds[_i547];var metaObject=metaScene.metaObjects[storeyId];var childObjectIds=metaObject.getObjectIDsInSubtree();var storeyAABB=scene.getAABB(childObjectIds);var numObjects=Math.random()>0.5?childObjectIds.length:0;var storey=new Storey(this,model.aabb,storeyAABB,modelId,storeyId,numObjects);storey._onModelDestroyed=model.once("destroyed",function(){_this143._deregisterModelStoreys(modelId);_this143.fire("storeys",_this143.storeys);});this.storeys[storeyId]=storey;if(!this.modelStoreys[modelId]){this.modelStoreys[modelId]={};}this.modelStoreys[modelId][storeyId]=storey;}}}},{key:"_deregisterModelStoreys",value:function _deregisterModelStoreys(modelId){var storeys=this.modelStoreys[modelId];if(storeys){var scene=this.viewer.scene;for(var storyObjectId in storeys){if(storeys.hasOwnProperty(storyObjectId)){var storey=storeys[storyObjectId];var model=scene.models[storey.modelId];if(model){model.off(storey._onModelDestroyed);}delete this.storeys[storyObjectId];}}delete this.modelStoreys[modelId];}}/**
+         */_this142.modelStoreys={};_this142._fitStoreyMaps=!!cfg.fitStoreyMaps;_this142._onModelLoaded=_this142.viewer.scene.on("modelLoaded",function(modelId){_this142._registerModelStoreys(modelId);_this142.fire("storeys",_this142.storeys);});return _this142;}_createClass(StoreyViewsPlugin,[{key:"_registerModelStoreys",value:function _registerModelStoreys(modelId){var _this143=this;var viewer=this.viewer;var scene=viewer.scene;var metaScene=viewer.metaScene;var metaModel=metaScene.metaModels[modelId];var model=scene.models[modelId];if(!metaModel||!metaModel.rootMetaObjects){return;}var rootMetaObjects=metaModel.rootMetaObjects;for(var j=0,lenj=rootMetaObjects.length;j<lenj;j++){var storeyIds=rootMetaObjects[j].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(var _i539=0,len=storeyIds.length;_i539<len;_i539++){var storeyId=storeyIds[_i539];var metaObject=metaScene.metaObjects[storeyId];var childObjectIds=metaObject.getObjectIDsInSubtree();var storeyAABB=scene.getAABB(childObjectIds);var numObjects=Math.random()>0.5?childObjectIds.length:0;var storey=new Storey(this,model.aabb,storeyAABB,modelId,storeyId,numObjects);storey._onModelDestroyed=model.once("destroyed",function(){_this143._deregisterModelStoreys(modelId);_this143.fire("storeys",_this143.storeys);});this.storeys[storeyId]=storey;if(!this.modelStoreys[modelId]){this.modelStoreys[modelId]={};}this.modelStoreys[modelId][storeyId]=storey;}}}},{key:"_deregisterModelStoreys",value:function _deregisterModelStoreys(modelId){var storeys=this.modelStoreys[modelId];if(storeys){var scene=this.viewer.scene;for(var storyObjectId in storeys){if(storeys.hasOwnProperty(storyObjectId)){var storey=storeys[storyObjectId];var model=scene.models[storey.modelId];if(model){model.off(storey._onModelDestroyed);}delete this.storeys[storyObjectId];}}delete this.modelStoreys[modelId];}}/**
      * When true, the elements of each floor map image will be proportionally resized to encompass the entire image. This leads to varying scales among different
      * floor map images. If false, each floor map image will display the model's extents, ensuring a consistent scale across all images.
      * @returns {*|boolean}
@@ -26804,7 +26800,7 @@ var sectionPlane=new SectionPlane(this.viewer.scene,{id:params.id,pos:params.pos
      * @param {String} id ID of the {@link SectionPlane}.
      */},{key:"destroySectionPlane",value:function destroySectionPlane(id){var sectionPlane=this.viewer.scene.sectionPlanes[id];if(!sectionPlane){this.error("SectionPlane not found: "+id);return;}this._sectionPlaneDestroyed(sectionPlane);sectionPlane.destroy();if(id===this._shownControlId){this._shownControlId=null;}}},{key:"_sectionPlaneDestroyed",value:function _sectionPlaneDestroyed(sectionPlane){if(this._overview){this._overview.removeSectionPlane(sectionPlane);}var control=this._controls[sectionPlane.id];if(!control){return;}control.setVisible(false);control._setSectionPlane(null);delete this._controls[sectionPlane.id];this._freeControls.push(control);}/**
      * Destroys all {@link SectionPlane}s created by this FaceAlignedSectionPlanesPlugin.
-     */},{key:"clear",value:function clear(){var ids=Object.keys(this._sectionPlanes);for(var _i548=0,len=ids.length;_i548<len;_i548++){this.destroySectionPlane(ids[_i548]);}}/**
+     */},{key:"clear",value:function clear(){var ids=Object.keys(this._sectionPlanes);for(var _i540=0,len=ids.length;_i540<len;_i540++){this.destroySectionPlane(ids[_i540]);}}/**
      * @private
      */},{key:"send",value:function send(name,value){switch(name){case"snapshotStarting":// Viewer#getSnapshot() about to take snapshot - hide controls
 for(var id in this._controls){if(this._controls.hasOwnProperty(id)){this._controls[id].setCulled(true);}}break;case"snapshotFinished":// Viewer#getSnapshot() finished taking snapshot - show controls again
@@ -26905,14 +26901,14 @@ roughness:0.5});// var material = new PhongMaterial(modelNode, { // Share materi
 //     reflectivity: 1,
 //     specular: [0.5, 0.5, 1.0]
 // });
-var dataOffset=84;var faceLength=12*4+2;var positions=[];var normals=[];var splitMeshes=options.splitMeshes;for(var face=0;face<faces;face++){var start=dataOffset+face*faceLength;var normalX=reader.getFloat32(start,true);var normalY=reader.getFloat32(start+4,true);var normalZ=reader.getFloat32(start+8,true);if(hasColors){var packedColor=reader.getUint16(start+48,true);if((packedColor&0x8000)===0){r=(packedColor&0x1F)/31;g=(packedColor>>5&0x1F)/31;b=(packedColor>>10&0x1F)/31;}else{r=defaultR;g=defaultG;b=defaultB;}if(splitMeshes&&r!==lastR||g!==lastG||b!==lastB){if(lastR!==null){newMesh=true;}lastR=r;lastG=g;lastB=b;}}for(var _i549=1;_i549<=3;_i549++){var vertexstart=start+_i549*12;positions.push(reader.getFloat32(vertexstart,true));positions.push(reader.getFloat32(vertexstart+4,true));positions.push(reader.getFloat32(vertexstart+8,true));normals.push(normalX,normalY,normalZ);if(hasColors){colors.push(r,g,b,1);// TODO: handle alpha
+var dataOffset=84;var faceLength=12*4+2;var positions=[];var normals=[];var splitMeshes=options.splitMeshes;for(var face=0;face<faces;face++){var start=dataOffset+face*faceLength;var normalX=reader.getFloat32(start,true);var normalY=reader.getFloat32(start+4,true);var normalZ=reader.getFloat32(start+8,true);if(hasColors){var packedColor=reader.getUint16(start+48,true);if((packedColor&0x8000)===0){r=(packedColor&0x1F)/31;g=(packedColor>>5&0x1F)/31;b=(packedColor>>10&0x1F)/31;}else{r=defaultR;g=defaultG;b=defaultB;}if(splitMeshes&&r!==lastR||g!==lastG||b!==lastB){if(lastR!==null){newMesh=true;}lastR=r;lastG=g;lastB=b;}}for(var _i541=1;_i541<=3;_i541++){var vertexstart=start+_i541*12;positions.push(reader.getFloat32(vertexstart,true));positions.push(reader.getFloat32(vertexstart+4,true));positions.push(reader.getFloat32(vertexstart+8,true));normals.push(normalX,normalY,normalZ);if(hasColors){colors.push(r,g,b,1);// TODO: handle alpha
 }}if(splitMeshes&&newMesh){addMesh(modelNode,positions,normals,colors,material,options);positions=[];normals=[];colors=colors?[]:null;newMesh=false;}}if(positions.length>0){addMesh(modelNode,positions,normals,colors,material,options);}}function parseASCII(plugin,data,modelNode,options){var faceRegex=/facet([\s\S]*?)endfacet/g;var faceCounter=0;var floatRegex=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source;var vertexRegex=new RegExp('vertex'+floatRegex+floatRegex+floatRegex,'g');var normalRegex=new RegExp('normal'+floatRegex+floatRegex+floatRegex,'g');var positions=[];var normals=[];var colors=null;var normalx;var normaly;var normalz;var result;var verticesPerFace;var normalsPerFace;var text;while((result=faceRegex.exec(data))!==null){verticesPerFace=0;normalsPerFace=0;text=result[0];while((result=normalRegex.exec(text))!==null){normalx=parseFloat(result[1]);normaly=parseFloat(result[2]);normalz=parseFloat(result[3]);normalsPerFace++;}while((result=vertexRegex.exec(text))!==null){positions.push(parseFloat(result[1]),parseFloat(result[2]),parseFloat(result[3]));normals.push(normalx,normaly,normalz);verticesPerFace++;}if(normalsPerFace!==1){plugin.error("Error in normal of face "+faceCounter);}if(verticesPerFace!==3){plugin.error("Error in positions of face "+faceCounter);}faceCounter++;}var material=new MetallicMaterial(modelNode,{roughness:0.5});// var material = new PhongMaterial(modelNode, {
 //     diffuse: [0.4, 0.4, 0.4],
 //     reflectivity: 1,
 //     specular: [0.5, 0.5, 1.0]
 // });
-addMesh(modelNode,positions,normals,colors,material,options);}function addMesh(modelNode,positions,normals,colors,material,options){var indices=new Int32Array(positions.length/3);for(var ni=0,len=indices.length;ni<len;ni++){indices[ni]=ni;}normals=normals&&normals.length>0?normals:null;colors=colors&&colors.length>0?colors:null;if(options.smoothNormals){math.faceToVertexNormals(positions,normals,options);}var origin=tempVec3a$1;worldToRTCPositions(positions,positions,origin);var geometry=new ReadableGeometry(modelNode,{primitive:"triangles",positions:positions,normals:normals,colors:colors,indices:indices});var mesh=new Mesh(modelNode,{origin:origin[0]!==0||origin[1]!==0||origin[2]!==0?origin:null,geometry:geometry,material:material,edges:options.edges});modelNode.addChild(mesh);}function ensureString(buffer){if(typeof buffer!=='string'){return decodeText(new Uint8Array(buffer));}return buffer;}function ensureBinary(buffer){if(typeof buffer==='string'){var arrayBuffer=new Uint8Array(buffer.length);for(var _i550=0;_i550<buffer.length;_i550++){arrayBuffer[_i550]=buffer.charCodeAt(_i550)&0xff;// implicitly assumes little-endian
-}return arrayBuffer.buffer||arrayBuffer;}else{return buffer;}}function decodeText(array){if(typeof TextDecoder!=='undefined'){return new TextDecoder().decode(array);}var s='';for(var _i551=0,il=array.length;_i551<il;_i551++){s+=String.fromCharCode(array[_i551]);// Implicitly assumes little-endian.
+addMesh(modelNode,positions,normals,colors,material,options);}function addMesh(modelNode,positions,normals,colors,material,options){var indices=new Int32Array(positions.length/3);for(var ni=0,len=indices.length;ni<len;ni++){indices[ni]=ni;}normals=normals&&normals.length>0?normals:null;colors=colors&&colors.length>0?colors:null;if(options.smoothNormals){math.faceToVertexNormals(positions,normals,options);}var origin=tempVec3a$1;worldToRTCPositions(positions,positions,origin);var geometry=new ReadableGeometry(modelNode,{primitive:"triangles",positions:positions,normals:normals,colors:colors,indices:indices});var mesh=new Mesh(modelNode,{origin:origin[0]!==0||origin[1]!==0||origin[2]!==0?origin:null,geometry:geometry,material:material,edges:options.edges});modelNode.addChild(mesh);}function ensureString(buffer){if(typeof buffer!=='string'){return decodeText(new Uint8Array(buffer));}return buffer;}function ensureBinary(buffer){if(typeof buffer==='string'){var arrayBuffer=new Uint8Array(buffer.length);for(var _i542=0;_i542<buffer.length;_i542++){arrayBuffer[_i542]=buffer.charCodeAt(_i542)&0xff;// implicitly assumes little-endian
+}return arrayBuffer.buffer||arrayBuffer;}else{return buffer;}}function decodeText(array){if(typeof TextDecoder!=='undefined'){return new TextDecoder().decode(array);}var s='';for(var _i543=0,il=array.length;_i543<il;_i543++){s+=String.fromCharCode(array[_i543]);// Implicitly assumes little-endian.
 }return decodeURIComponent(escape(s));}/**
  * {@link Viewer} plugin that loads models from <a href="https://en.wikipedia.org/wiki/STL_(file_format)">STL</a> files.
  *
@@ -27497,12 +27493,12 @@ addMesh(modelNode,positions,normals,colors,material,options);}function addMesh(m
          */_this152.errors=[];/**
          * True if errors were found generating this TreeView.
          * @type {boolean}
-         */_this152.valid=true;var containerElement=cfg.containerElement||document.getElementById(cfg.containerElementId);if(!(containerElement instanceof HTMLElement)){_this152.error("Mandatory config expected: valid containerElementId or containerElement");return _possibleConstructorReturn(_this152);}for(var _i552=0;;_i552++){if(!treeViews[_i552]){treeViews[_i552]=_assertThisInitialized(_this152);_this152._index=_i552;_this152._id="tree-".concat(_i552);break;}}_this152._containerElement=containerElement;_this152._metaModels={};_this152._autoAddModels=cfg.autoAddModels!==false;_this152._autoExpandDepth=cfg.autoExpandDepth||0;_this152._sortNodes=cfg.sortNodes!==false;_this152._viewer=viewer;_this152._rootElement=null;_this152._muteSceneEvents=false;_this152._muteTreeEvents=false;_this152._rootNodes=[];_this152._objectNodes={};// Object ID -> Node
+         */_this152.valid=true;var containerElement=cfg.containerElement||document.getElementById(cfg.containerElementId);if(!(containerElement instanceof HTMLElement)){_this152.error("Mandatory config expected: valid containerElementId or containerElement");return _possibleConstructorReturn(_this152);}for(var _i544=0;;_i544++){if(!treeViews[_i544]){treeViews[_i544]=_assertThisInitialized(_this152);_this152._index=_i544;_this152._id="tree-".concat(_i544);break;}}_this152._containerElement=containerElement;_this152._metaModels={};_this152._autoAddModels=cfg.autoAddModels!==false;_this152._autoExpandDepth=cfg.autoExpandDepth||0;_this152._sortNodes=cfg.sortNodes!==false;_this152._viewer=viewer;_this152._rootElement=null;_this152._muteSceneEvents=false;_this152._muteTreeEvents=false;_this152._rootNodes=[];_this152._objectNodes={};// Object ID -> Node
 _this152._nodeNodes={};// Node ID -> Node
 _this152._rootNames={};// Node ID -> Root name
 _this152._sortNodes=cfg.sortNodes;_this152._pruneEmptyNodes=cfg.pruneEmptyNodes;_this152._showListItemElementId=null;_this152._renderService=cfg.renderService||new RenderService();if(!_this152._renderService){throw new Error('TreeViewPlugin: no render service set');}_this152._containerElement.oncontextmenu=function(e){e.preventDefault();};_this152._onObjectVisibility=_this152._viewer.scene.on("objectVisibility",function(entity){if(_this152._muteSceneEvents){return;}var objectId=entity.id;var node=_this152._objectNodes[objectId];if(!node){return;// Not in this tree
 }var visible=entity.visible;var updated=visible!==node.checked;if(!updated){return;}_this152._muteTreeEvents=true;node.checked=visible;if(visible){node.numVisibleEntities++;}else{node.numVisibleEntities--;}_this152._renderService.setCheckbox(node.nodeId,visible);var parent=node.parent;while(parent){parent.checked=visible;if(visible){parent.numVisibleEntities++;}else{parent.numVisibleEntities--;}_this152._renderService.setCheckbox(parent.nodeId,parent.numVisibleEntities>0);parent=parent.parent;}_this152._muteTreeEvents=false;});_this152._onObjectXrayed=_this152._viewer.scene.on('objectXRayed',function(entity){if(_this152._muteSceneEvents){return;}var objectId=entity.id;var node=_this152._objectNodes[objectId];if(!node){return;// Not in this tree
-}_this152._muteTreeEvents=true;var xrayed=entity.xrayed;var updated=xrayed!==node.xrayed;if(!updated){return;}node.xrayed=xrayed;_this152._renderService.setXRayed(node.nodeId,xrayed);_this152._muteTreeEvents=false;});_this152._switchExpandHandler=function(event){event.preventDefault();event.stopPropagation();var switchElement=event.target;_this152._expandSwitchElement(switchElement);};_this152._switchCollapseHandler=function(event){event.preventDefault();event.stopPropagation();var switchElement=event.target;_this152._collapseSwitchElement(switchElement);};_this152._checkboxChangeHandler=function(event){if(_this152._muteTreeEvents){return;}_this152._muteSceneEvents=true;var checkbox=event.target;var visible=_this152._renderService.isChecked(checkbox);var nodeId=_this152._renderService.getIdFromCheckbox(checkbox);var checkedNode=_this152._nodeNodes[nodeId];var objects=_this152._viewer.scene.objects;var numUpdated=0;_this152._withNodeTree(checkedNode,function(node){var objectId=node.objectId;var entity=objects[objectId];var isLeaf=node.children.length===0;node.numVisibleEntities=visible?node.numEntities:0;if(isLeaf&&visible!==node.checked){numUpdated++;}node.checked=visible;_this152._renderService.setCheckbox(node.nodeId,visible);if(entity){entity.visible=visible;}});var parent=checkedNode.parent;while(parent){parent.checked=visible;if(visible){parent.numVisibleEntities+=numUpdated;}else{parent.numVisibleEntities-=numUpdated;}_this152._renderService.setCheckbox(parent.nodeId,parent.numVisibleEntities>0);parent=parent.parent;}_this152._muteSceneEvents=false;};_this152._hierarchy=cfg.hierarchy||"containment";_this152._autoExpandDepth=cfg.autoExpandDepth||0;if(_this152._autoAddModels){var modelIds=Object.keys(_this152.viewer.metaScene.metaModels);for(var _i553=0,len=modelIds.length;_i553<len;_i553++){var modelId=modelIds[_i553];var metaModel=_this152.viewer.metaScene.metaModels[modelId];if(metaModel.finalized){_this152.addModel(modelId);}}_this152.viewer.scene.on("modelLoaded",function(modelId){if(_this152.viewer.metaScene.metaModels[modelId]){_this152.addModel(modelId);}});}_this152.hierarchy=cfg.hierarchy;return _this152;}/**
+}_this152._muteTreeEvents=true;var xrayed=entity.xrayed;var updated=xrayed!==node.xrayed;if(!updated){return;}node.xrayed=xrayed;_this152._renderService.setXRayed(node.nodeId,xrayed);_this152._muteTreeEvents=false;});_this152._switchExpandHandler=function(event){event.preventDefault();event.stopPropagation();var switchElement=event.target;_this152._expandSwitchElement(switchElement);};_this152._switchCollapseHandler=function(event){event.preventDefault();event.stopPropagation();var switchElement=event.target;_this152._collapseSwitchElement(switchElement);};_this152._checkboxChangeHandler=function(event){if(_this152._muteTreeEvents){return;}_this152._muteSceneEvents=true;var checkbox=event.target;var visible=_this152._renderService.isChecked(checkbox);var nodeId=_this152._renderService.getIdFromCheckbox(checkbox);var checkedNode=_this152._nodeNodes[nodeId];var objects=_this152._viewer.scene.objects;var numUpdated=0;_this152._withNodeTree(checkedNode,function(node){var objectId=node.objectId;var entity=objects[objectId];var isLeaf=node.children.length===0;node.numVisibleEntities=visible?node.numEntities:0;if(isLeaf&&visible!==node.checked){numUpdated++;}node.checked=visible;_this152._renderService.setCheckbox(node.nodeId,visible);if(entity){entity.visible=visible;}});var parent=checkedNode.parent;while(parent){parent.checked=visible;if(visible){parent.numVisibleEntities+=numUpdated;}else{parent.numVisibleEntities-=numUpdated;}_this152._renderService.setCheckbox(parent.nodeId,parent.numVisibleEntities>0);parent=parent.parent;}_this152._muteSceneEvents=false;};_this152._hierarchy=cfg.hierarchy||"containment";_this152._autoExpandDepth=cfg.autoExpandDepth||0;if(_this152._autoAddModels){var modelIds=Object.keys(_this152.viewer.metaScene.metaModels);for(var _i545=0,len=modelIds.length;_i545<len;_i545++){var modelId=modelIds[_i545];var metaModel=_this152.viewer.metaScene.metaModels[modelId];if(metaModel.finalized){_this152.addModel(modelId);}}_this152.viewer.scene.on("modelLoaded",function(modelId){if(_this152.viewer.metaScene.metaModels[modelId]){_this152.addModel(modelId);}});}_this152.hierarchy=cfg.hierarchy;return _this152;}/**
      * Sets how the nodes are organized within this tree view.
      *
      * Accepted values are:
@@ -27556,7 +27552,7 @@ _this152._sortNodes=cfg.sortNodes;_this152._pruneEmptyNodes=cfg.pruneEmptyNodes;
      *
      * @param {String} objectId ID of the {@link Entity}.
      */},{key:"showNode",value:function showNode(objectId){this.unShowNode();var node=this._objectNodes[objectId];if(!node){return;// Node may not exist for the given object if (this._pruneEmptyNodes == true)
-}var nodeId=node.nodeId;var switchElement=this._renderService.getSwitchElement(nodeId);if(switchElement){this._expandSwitchElement(switchElement);switchElement.scrollIntoView();return true;}var path=[];path.unshift(node);var parent=node.parent;while(parent){path.unshift(parent);parent=parent.parent;}for(var _i554=0,len=path.length;_i554<len;_i554++){var _switchElement=this._renderService.getSwitchElement(path[_i554].nodeId);if(_switchElement){this._expandSwitchElement(_switchElement);}}this._renderService.setHighlighted(nodeId,true);this._showListItemElementId=nodeId;}/**
+}var nodeId=node.nodeId;var switchElement=this._renderService.getSwitchElement(nodeId);if(switchElement){this._expandSwitchElement(switchElement);switchElement.scrollIntoView();return true;}var path=[];path.unshift(node);var parent=node.parent;while(parent){path.unshift(parent);parent=parent.parent;}for(var _i546=0,len=path.length;_i546<len;_i546++){var _switchElement=this._renderService.getSwitchElement(path[_i546].nodeId);if(_switchElement){this._expandSwitchElement(_switchElement);}}this._renderService.setHighlighted(nodeId,true);this._showListItemElementId=nodeId;}/**
      * De-highlights the node previously shown with {@link TreeViewPlugin#showNode}.
      *
      * Does nothing if no node is currently shown.
@@ -27568,15 +27564,15 @@ _this152._sortNodes=cfg.sortNodes;_this152._pruneEmptyNodes=cfg.pruneEmptyNodes;
      * Collapses the tree first.
      *
      * @param {Number} depth Depth to expand to.
-     */},{key:"expandToDepth",value:function expandToDepth(depth){var _this154=this;this.collapse();var expand=function expand(node,countDepth){if(countDepth===depth){return;}var switchElement=_this154._renderService.getSwitchElement(node.nodeId);if(switchElement){_this154._expandSwitchElement(switchElement);var childNodes=node.children;for(var i=0,len=childNodes.length;i<len;i++){var childNode=childNodes[i];expand(childNode,countDepth+1);}}};for(var _i555=0,len=this._rootNodes.length;_i555<len;_i555++){var rootNode=this._rootNodes[_i555];expand(rootNode,0);}}/**
+     */},{key:"expandToDepth",value:function expandToDepth(depth){var _this154=this;this.collapse();var expand=function expand(node,countDepth){if(countDepth===depth){return;}var switchElement=_this154._renderService.getSwitchElement(node.nodeId);if(switchElement){_this154._expandSwitchElement(switchElement);var childNodes=node.children;for(var i=0,len=childNodes.length;i<len;i++){var childNode=childNodes[i];expand(childNode,countDepth+1);}}};for(var _i547=0,len=this._rootNodes.length;_i547<len;_i547++){var rootNode=this._rootNodes[_i547];expand(rootNode,0);}}/**
      * Closes all the nodes in the tree.
-     */},{key:"collapse",value:function collapse(){for(var _i556=0,len=this._rootNodes.length;_i556<len;_i556++){var rootNode=this._rootNodes[_i556];var objectId=rootNode.objectId;this._collapseNode(objectId);}}/**
+     */},{key:"collapse",value:function collapse(){for(var _i548=0,len=this._rootNodes.length;_i548<len;_i548++){var rootNode=this._rootNodes[_i548];var objectId=rootNode.objectId;this._collapseNode(objectId);}}/**
      * Iterates over a subtree of the tree view's {@link TreeViewNode}s, calling the given callback for each
      * node in depth-first pre-order.
      *
      * @param {TreeViewNode} node Root of the subtree.
      * @param {Function} callback Callback called at each {@link TreeViewNode}, with the TreeViewNode given as the argument.
-     */},{key:"withNodeTree",value:function withNodeTree(node,callback){callback(node);var children=node.children;if(!children){return;}for(var _i557=0,len=children.length;_i557<len;_i557++){this.withNodeTree(children[_i557],callback);}}/**
+     */},{key:"withNodeTree",value:function withNodeTree(node,callback){callback(node);var children=node.children;if(!children){return;}for(var _i549=0,len=children.length;_i549<len;_i549++){this.withNodeTree(children[_i549],callback);}}/**
      * Destroys this TreeViewPlugin.
      */},{key:"destroy",value:function destroy(){if(!this._containerElement){return;}this._metaModels={};if(this._rootElement&&!this._destroyed){this._rootElement.parentNode.removeChild(this._rootElement);this._viewer.scene.off(this._onObjectVisibility);this._destroyed=true;}delete treeViews[this._index];_get(_getPrototypeOf(TreeViewPlugin.prototype),"destroy",this).call(this);}},{key:"_createNodes",value:function _createNodes(){if(this._rootElement){this._rootElement.parentNode.removeChild(this._rootElement);this._rootElement=null;}this._rootNodes=[];this._objectNodes={};this._nodeNodes={};this._validate();if(this.valid||this._hierarchy!=="storeys"){this._createEnabledNodes();}else{this._createDisabledNodes();}}},{key:"_validate",value:function _validate(){this.errors=[];switch(this._hierarchy){case"storeys":this.valid=this._validateMetaModelForStoreysHierarchy();break;case"types":this.valid=this._rootNodes.length>0;break;case"containment":default:this.valid=this._rootNodes.length>0;break;}return this.valid;}},{key:"_validateMetaModelForStoreysHierarchy",value:function _validateMetaModelForStoreysHierarchy(){var level=arguments.length>0&&arguments[0]!==undefined?arguments[0]:0;var ctx=arguments.length>1?arguments[1]:undefined;var buildingNode=arguments.length>2?arguments[2]:undefined;// ctx = ctx || {
 //     foundIFCBuildingStoreys: false
@@ -27605,12 +27601,12 @@ _this152._sortNodes=cfg.sortNodes;_this152._pruneEmptyNodes=cfg.pruneEmptyNodes;
 //         // errors.push("Can't build storeys hierarchy: no IfcBuildingStoreys found");
 //     }
 // }
-return true;}},{key:"_createEnabledNodes",value:function _createEnabledNodes(){if(this._pruneEmptyNodes){this._findEmptyNodes();}switch(this._hierarchy){case"storeys":this._createStoreysNodes();if(this._rootNodes.length===0){this.error("Failed to build storeys hierarchy");}break;case"types":this._createTypesNodes();break;case"containment":default:this._createContainmentNodes();}if(this._sortNodes){this._doSortNodes();}this._synchNodesToEntities();this._createTrees();this.expandToDepth(this._autoExpandDepth);}},{key:"_createDisabledNodes",value:function _createDisabledNodes(){var rootNode=this._renderService.createRootNode();this._rootElement=rootNode;this._containerElement.appendChild(rootNode);var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var objectId in rootMetaObjects){var rootMetaObject=rootMetaObjects[objectId];var metaObjectType=rootMetaObject.type;var metaObjectName=rootMetaObject.name;var rootName=metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType;var childNode=this._renderService.createDisabledNodeElement(rootName);rootNode.appendChild(childNode);}}},{key:"_findEmptyNodes",value:function _findEmptyNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var objectId in rootMetaObjects){this._findEmptyNodes2(rootMetaObjects[objectId]);}}},{key:"_findEmptyNodes2",value:function _findEmptyNodes2(metaObject){var countEntities=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var viewer=this.viewer;var scene=viewer.scene;var children=metaObject.children;var objectId=metaObject.id;var entity=scene.objects[objectId];metaObject._countEntities=0;if(entity){metaObject._countEntities++;}if(children){for(var _i558=0,len=children.length;_i558<len;_i558++){var childMetaObject=children[_i558];childMetaObject._countEntities=this._findEmptyNodes2(childMetaObject);metaObject._countEntities+=childMetaObject._countEntities;}}return metaObject._countEntities;}},{key:"_createStoreysNodes",value:function _createStoreysNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createStoreysNodes2(rootMetaObjects[id],null,null,null);}}},{key:"_createStoreysNodes2",value:function _createStoreysNodes2(metaObject,buildingNode,storeyNode,typeNodes){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name;var children=metaObject.children;var objectId=metaObject.id;if(metaObjectType==="IfcBuilding"){buildingNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObject.metaModels.length===0?"na":this._rootNames[metaObject.metaModels[0].id]||(metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType),type:metaObjectType,parent:null,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};this._rootNodes.push(buildingNode);this._objectNodes[buildingNode.objectId]=buildingNode;this._nodeNodes[buildingNode.nodeId]=buildingNode;}else if(metaObjectType==="IfcBuildingStorey"){if(!buildingNode){this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");return;}storeyNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:buildingNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};buildingNode.children.push(storeyNode);this._objectNodes[storeyNode.objectId]=storeyNode;this._nodeNodes[storeyNode.nodeId]=storeyNode;typeNodes={};}else{if(storeyNode){var objects=this._viewer.scene.objects;var object=objects[objectId];if(object){typeNodes=typeNodes||{};var typeNode=typeNodes[metaObjectType];if(!typeNode){typeNode={nodeId:"".concat(this._id,"-").concat(storeyNode.objectId,"-").concat(metaObjectType),objectId:"".concat(storeyNode.objectId,"-").concat(metaObjectType),title:metaObjectType,type:metaObjectType,parent:storeyNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};storeyNode.children.push(typeNode);this._objectNodes[typeNode.objectId]=typeNode;this._nodeNodes[typeNode.nodeId]=typeNode;typeNodes[metaObjectType]=typeNode;}var _node10={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:typeNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};typeNode.children.push(_node10);this._objectNodes[_node10.objectId]=_node10;this._nodeNodes[_node10.nodeId]=_node10;}}}if(children){for(var _i559=0,len=children.length;_i559<len;_i559++){var childMetaObject=children[_i559];this._createStoreysNodes2(childMetaObject,buildingNode,storeyNode,typeNodes);}}}},{key:"_createTypesNodes",value:function _createTypesNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createTypesNodes2(rootMetaObjects[id],null,null);}}},{key:"_createTypesNodes2",value:function _createTypesNodes2(metaObject,rootNode,typeNodes){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name;var children=metaObject.children;var objectId=metaObject.id;if(!metaObject.parent){rootNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObject.metaModels.length===0?"na":this._rootNames[metaObject.metaModels[0].id]||(metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType),type:metaObjectType,parent:null,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};this._rootNodes.push(rootNode);this._objectNodes[rootNode.objectId]=rootNode;this._nodeNodes[rootNode.nodeId]=rootNode;typeNodes={};}else{if(rootNode){var objects=this._viewer.scene.objects;var object=objects[objectId];if(object){var typeNode=typeNodes[metaObjectType];if(!typeNode){typeNode={nodeId:"".concat(this._id,"-").concat(rootNode.objectId,"-").concat(metaObjectType),objectId:"".concat(rootNode.objectId,"-").concat(metaObjectType),title:metaObjectType,type:metaObjectType,parent:rootNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};rootNode.children.push(typeNode);this._objectNodes[typeNode.objectId]=typeNode;this._nodeNodes[typeNode.nodeId]=typeNode;typeNodes[metaObjectType]=typeNode;}var _node11={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:typeNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};typeNode.children.push(_node11);this._objectNodes[_node11.objectId]=_node11;this._nodeNodes[_node11.nodeId]=_node11;}}}if(children){for(var _i560=0,len=children.length;_i560<len;_i560++){var childMetaObject=children[_i560];this._createTypesNodes2(childMetaObject,rootNode,typeNodes);}}}},{key:"_createContainmentNodes",value:function _createContainmentNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createContainmentNodes2(rootMetaObjects[id],null);}}},{key:"_createContainmentNodes2",value:function _createContainmentNodes2(metaObject,parent){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name||metaObjectType;var children=metaObject.children;var objectId=metaObject.id;var node={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:!parent?metaObject.metaModels.length===0?"na":this._rootNames[metaObject.metaModels[0].id]||metaObjectName:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:parent,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};if(parent){parent.children.push(node);}else{this._rootNodes.push(node);}this._objectNodes[node.objectId]=node;this._nodeNodes[node.nodeId]=node;if(children){for(var _i561=0,len=children.length;_i561<len;_i561++){var childMetaObject=children[_i561];this._createContainmentNodes2(childMetaObject,node);}}}},{key:"_doSortNodes",value:function _doSortNodes(){for(var _i562=0,len=this._rootNodes.length;_i562<len;_i562++){var rootNode=this._rootNodes[_i562];this._sortChildren(rootNode);}}},{key:"_sortChildren",value:function _sortChildren(node){var children=node.children;if(!children||children.length===0){return;}if(this._hierarchy==="storeys"&&node.type==="IfcBuilding"){// Assumes that children of an IfcBuilding will always be IfcBuildingStoreys
-children.sort(this._getSpatialSortFunc());}else{children.sort(this._alphaSortFunc);}for(var _i563=0,len=children.length;_i563<len;_i563++){var _node12=children[_i563];this._sortChildren(_node12);}}},{key:"_getSpatialSortFunc",value:function _getSpatialSortFunc(){// Creates cached sort func with Viewer in scope
+return true;}},{key:"_createEnabledNodes",value:function _createEnabledNodes(){if(this._pruneEmptyNodes){this._findEmptyNodes();}switch(this._hierarchy){case"storeys":this._createStoreysNodes();if(this._rootNodes.length===0){this.error("Failed to build storeys hierarchy");}break;case"types":this._createTypesNodes();break;case"containment":default:this._createContainmentNodes();}if(this._sortNodes){this._doSortNodes();}this._synchNodesToEntities();this._createTrees();this.expandToDepth(this._autoExpandDepth);}},{key:"_createDisabledNodes",value:function _createDisabledNodes(){var rootNode=this._renderService.createRootNode();this._rootElement=rootNode;this._containerElement.appendChild(rootNode);var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var objectId in rootMetaObjects){var rootMetaObject=rootMetaObjects[objectId];var metaObjectType=rootMetaObject.type;var metaObjectName=rootMetaObject.name;var rootName=metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType;var childNode=this._renderService.createDisabledNodeElement(rootName);rootNode.appendChild(childNode);}}},{key:"_findEmptyNodes",value:function _findEmptyNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var objectId in rootMetaObjects){this._findEmptyNodes2(rootMetaObjects[objectId]);}}},{key:"_findEmptyNodes2",value:function _findEmptyNodes2(metaObject){var countEntities=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var viewer=this.viewer;var scene=viewer.scene;var children=metaObject.children;var objectId=metaObject.id;var entity=scene.objects[objectId];metaObject._countEntities=0;if(entity){metaObject._countEntities++;}if(children){for(var _i550=0,len=children.length;_i550<len;_i550++){var childMetaObject=children[_i550];childMetaObject._countEntities=this._findEmptyNodes2(childMetaObject);metaObject._countEntities+=childMetaObject._countEntities;}}return metaObject._countEntities;}},{key:"_createStoreysNodes",value:function _createStoreysNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createStoreysNodes2(rootMetaObjects[id],null,null,null);}}},{key:"_createStoreysNodes2",value:function _createStoreysNodes2(metaObject,buildingNode,storeyNode,typeNodes){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name;var children=metaObject.children;var objectId=metaObject.id;if(metaObjectType==="IfcBuilding"){buildingNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObject.metaModels.length===0?"na":this._rootNames[metaObject.metaModels[0].id]||(metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType),type:metaObjectType,parent:null,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};this._rootNodes.push(buildingNode);this._objectNodes[buildingNode.objectId]=buildingNode;this._nodeNodes[buildingNode.nodeId]=buildingNode;}else if(metaObjectType==="IfcBuildingStorey"){if(!buildingNode){this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");return;}storeyNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:buildingNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};buildingNode.children.push(storeyNode);this._objectNodes[storeyNode.objectId]=storeyNode;this._nodeNodes[storeyNode.nodeId]=storeyNode;typeNodes={};}else{if(storeyNode){var objects=this._viewer.scene.objects;var object=objects[objectId];if(object){typeNodes=typeNodes||{};var typeNode=typeNodes[metaObjectType];if(!typeNode){typeNode={nodeId:"".concat(this._id,"-").concat(storeyNode.objectId,"-").concat(metaObjectType),objectId:"".concat(storeyNode.objectId,"-").concat(metaObjectType),title:metaObjectType,type:metaObjectType,parent:storeyNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};storeyNode.children.push(typeNode);this._objectNodes[typeNode.objectId]=typeNode;this._nodeNodes[typeNode.nodeId]=typeNode;typeNodes[metaObjectType]=typeNode;}var _node6={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:typeNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};typeNode.children.push(_node6);this._objectNodes[_node6.objectId]=_node6;this._nodeNodes[_node6.nodeId]=_node6;}}}if(children){for(var _i551=0,len=children.length;_i551<len;_i551++){var childMetaObject=children[_i551];this._createStoreysNodes2(childMetaObject,buildingNode,storeyNode,typeNodes);}}}},{key:"_createTypesNodes",value:function _createTypesNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createTypesNodes2(rootMetaObjects[id],null,null);}}},{key:"_createTypesNodes2",value:function _createTypesNodes2(metaObject,rootNode,typeNodes){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name;var children=metaObject.children;var objectId=metaObject.id;if(!metaObject.parent){rootNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObject.metaModels.length===0?"na":this._rootNames[metaObject.metaModels[0].id]||(metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType),type:metaObjectType,parent:null,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};this._rootNodes.push(rootNode);this._objectNodes[rootNode.objectId]=rootNode;this._nodeNodes[rootNode.nodeId]=rootNode;typeNodes={};}else{if(rootNode){var objects=this._viewer.scene.objects;var object=objects[objectId];if(object){var typeNode=typeNodes[metaObjectType];if(!typeNode){typeNode={nodeId:"".concat(this._id,"-").concat(rootNode.objectId,"-").concat(metaObjectType),objectId:"".concat(rootNode.objectId,"-").concat(metaObjectType),title:metaObjectType,type:metaObjectType,parent:rootNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};rootNode.children.push(typeNode);this._objectNodes[typeNode.objectId]=typeNode;this._nodeNodes[typeNode.nodeId]=typeNode;typeNodes[metaObjectType]=typeNode;}var _node7={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:typeNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};typeNode.children.push(_node7);this._objectNodes[_node7.objectId]=_node7;this._nodeNodes[_node7.nodeId]=_node7;}}}if(children){for(var _i552=0,len=children.length;_i552<len;_i552++){var childMetaObject=children[_i552];this._createTypesNodes2(childMetaObject,rootNode,typeNodes);}}}},{key:"_createContainmentNodes",value:function _createContainmentNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createContainmentNodes2(rootMetaObjects[id],null);}}},{key:"_createContainmentNodes2",value:function _createContainmentNodes2(metaObject,parent){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name||metaObjectType;var children=metaObject.children;var objectId=metaObject.id;var node={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:!parent?metaObject.metaModels.length===0?"na":this._rootNames[metaObject.metaModels[0].id]||metaObjectName:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:parent,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};if(parent){parent.children.push(node);}else{this._rootNodes.push(node);}this._objectNodes[node.objectId]=node;this._nodeNodes[node.nodeId]=node;if(children){for(var _i553=0,len=children.length;_i553<len;_i553++){var childMetaObject=children[_i553];this._createContainmentNodes2(childMetaObject,node);}}}},{key:"_doSortNodes",value:function _doSortNodes(){for(var _i554=0,len=this._rootNodes.length;_i554<len;_i554++){var rootNode=this._rootNodes[_i554];this._sortChildren(rootNode);}}},{key:"_sortChildren",value:function _sortChildren(node){var children=node.children;if(!children||children.length===0){return;}if(this._hierarchy==="storeys"&&node.type==="IfcBuilding"){// Assumes that children of an IfcBuilding will always be IfcBuildingStoreys
+children.sort(this._getSpatialSortFunc());}else{children.sort(this._alphaSortFunc);}for(var _i555=0,len=children.length;_i555<len;_i555++){var _node8=children[_i555];this._sortChildren(_node8);}}},{key:"_getSpatialSortFunc",value:function _getSpatialSortFunc(){// Creates cached sort func with Viewer in scope
 var viewer=this.viewer;var scene=viewer.scene;var camera=scene.camera;var metaScene=viewer.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=function(node1,node2){if(!node1.aabb||!node2.aabb){// Sorting on lowest point of the AABB is likely more more robust when objects could overlap storeys
 if(!node1.aabb){node1.aabb=scene.getAABB(metaScene.getObjectIDsInSubtree(node1.objectId));}if(!node2.aabb){node2.aabb=scene.getAABB(metaScene.getObjectIDsInSubtree(node2.objectId));}}var idx=0;if(camera.xUp){idx=0;}else if(camera.yUp){idx=1;}else{idx=2;}if(node1.aabb[idx]>node2.aabb[idx]){return-1;}if(node1.aabb[idx]<node2.aabb[idx]){return 1;}return 0;});}},{key:"_alphaSortFunc",value:function _alphaSortFunc(node1,node2){var title1=node1.title.toUpperCase();// FIXME: Should be case sensitive?
-var title2=node2.title.toUpperCase();if(title1<title2){return-1;}if(title1>title2){return 1;}return 0;}},{key:"_synchNodesToEntities",value:function _synchNodesToEntities(){var objectIds=Object.keys(this.viewer.metaScene.metaObjects);var metaObjects=this._viewer.metaScene.metaObjects;var objects=this._viewer.scene.objects;for(var _i564=0,len=objectIds.length;_i564<len;_i564++){var objectId=objectIds[_i564];var metaObject=metaObjects[objectId];if(metaObject){var _node13=this._objectNodes[objectId];if(_node13){var entity=objects[objectId];if(entity){var visible=entity.visible;_node13.numEntities=1;_node13.xrayed=entity.xrayed;if(visible){_node13.numVisibleEntities=1;_node13.checked=true;}else{_node13.numVisibleEntities=0;_node13.checked=false;}var parent=_node13.parent;// Synch parents
-while(parent){parent.numEntities++;if(visible){parent.numVisibleEntities++;parent.checked=true;}parent=parent.parent;}}}}}}},{key:"_withNodeTree",value:function _withNodeTree(node,callback){callback(node);var children=node.children;if(!children){return;}for(var _i565=0,len=children.length;_i565<len;_i565++){this._withNodeTree(children[_i565],callback);}}},{key:"_createTrees",value:function _createTrees(){var _this155=this;if(this._rootNodes.length===0){return;}var rootNodeElements=this._rootNodes.map(function(rootNode){return _this155._createNodeElement(rootNode);});var rootNode=this._renderService.createRootNode();rootNodeElements.forEach(function(nodeElement){rootNode.appendChild(nodeElement);});this._containerElement.appendChild(rootNode);this._rootElement=rootNode;}},{key:"_createNodeElement",value:function _createNodeElement(node){var _this156=this;var contextmenuHandler=function contextmenuHandler(event){_this156.fire("contextmenu",{event:event,viewer:_this156._viewer,treeViewPlugin:_this156,treeViewNode:node});event.preventDefault();};var onclickHandler=function onclickHandler(event){_this156.fire("nodeTitleClicked",{event:event,viewer:_this156._viewer,treeViewPlugin:_this156,treeViewNode:node});event.preventDefault();};return this._renderService.createNodeElement(node,this._switchExpandHandler,this._checkboxChangeHandler,contextmenuHandler,onclickHandler);}},{key:"_expandSwitchElement",value:function _expandSwitchElement(switchElement){var _this157=this;var expanded=this._renderService.isExpanded(switchElement);if(expanded){return;}var nodeId=this._renderService.getId(switchElement);var nodeElements=this._nodeNodes[nodeId].children.map(function(node){return _this157._createNodeElement(node);});this._renderService.addChildren(switchElement,nodeElements);this._renderService.expand(switchElement,this._switchExpandHandler,this._switchCollapseHandler);}},{key:"_collapseNode",value:function _collapseNode(nodeId){var switchElement=this._renderService.getSwitchElement(nodeId);this._collapseSwitchElement(switchElement);}},{key:"_collapseSwitchElement",value:function _collapseSwitchElement(switchElement){this._renderService.collapse(switchElement,this._switchExpandHandler,this._switchCollapseHandler);}}]);return TreeViewPlugin;}(Plugin);/**
+var title2=node2.title.toUpperCase();if(title1<title2){return-1;}if(title1>title2){return 1;}return 0;}},{key:"_synchNodesToEntities",value:function _synchNodesToEntities(){var objectIds=Object.keys(this.viewer.metaScene.metaObjects);var metaObjects=this._viewer.metaScene.metaObjects;var objects=this._viewer.scene.objects;for(var _i556=0,len=objectIds.length;_i556<len;_i556++){var objectId=objectIds[_i556];var metaObject=metaObjects[objectId];if(metaObject){var _node9=this._objectNodes[objectId];if(_node9){var entity=objects[objectId];if(entity){var visible=entity.visible;_node9.numEntities=1;_node9.xrayed=entity.xrayed;if(visible){_node9.numVisibleEntities=1;_node9.checked=true;}else{_node9.numVisibleEntities=0;_node9.checked=false;}var parent=_node9.parent;// Synch parents
+while(parent){parent.numEntities++;if(visible){parent.numVisibleEntities++;parent.checked=true;}parent=parent.parent;}}}}}}},{key:"_withNodeTree",value:function _withNodeTree(node,callback){callback(node);var children=node.children;if(!children){return;}for(var _i557=0,len=children.length;_i557<len;_i557++){this._withNodeTree(children[_i557],callback);}}},{key:"_createTrees",value:function _createTrees(){var _this155=this;if(this._rootNodes.length===0){return;}var rootNodeElements=this._rootNodes.map(function(rootNode){return _this155._createNodeElement(rootNode);});var rootNode=this._renderService.createRootNode();rootNodeElements.forEach(function(nodeElement){rootNode.appendChild(nodeElement);});this._containerElement.appendChild(rootNode);this._rootElement=rootNode;}},{key:"_createNodeElement",value:function _createNodeElement(node){var _this156=this;var contextmenuHandler=function contextmenuHandler(event){_this156.fire("contextmenu",{event:event,viewer:_this156._viewer,treeViewPlugin:_this156,treeViewNode:node});event.preventDefault();};var onclickHandler=function onclickHandler(event){_this156.fire("nodeTitleClicked",{event:event,viewer:_this156._viewer,treeViewPlugin:_this156,treeViewNode:node});event.preventDefault();};return this._renderService.createNodeElement(node,this._switchExpandHandler,this._checkboxChangeHandler,contextmenuHandler,onclickHandler);}},{key:"_expandSwitchElement",value:function _expandSwitchElement(switchElement){var _this157=this;var expanded=this._renderService.isExpanded(switchElement);if(expanded){return;}var nodeId=this._renderService.getId(switchElement);var nodeElements=this._nodeNodes[nodeId].children.map(function(node){return _this157._createNodeElement(node);});this._renderService.addChildren(switchElement,nodeElements);this._renderService.expand(switchElement,this._switchExpandHandler,this._switchCollapseHandler);}},{key:"_collapseNode",value:function _collapseNode(nodeId){var switchElement=this._renderService.getSwitchElement(nodeId);this._collapseSwitchElement(switchElement);}},{key:"_collapseSwitchElement",value:function _collapseSwitchElement(switchElement){this._renderService.collapse(switchElement,this._switchExpandHandler,this._switchCollapseHandler);}}]);return TreeViewPlugin;}(Plugin);/**
  * For each Entity in its Scene, efficiently combines updates from multiple culling systems into a single "culled" state.
  *
  * Two culling systems are supported:
@@ -27627,7 +27623,7 @@ this._objectsViewCulled=[];// A flag for each object to indicate its view-cull s
 this._objectsDetailCulled=[];// A flag for each object to indicate its detail-cull status
 this._objectsChanged=[];// A flag for each object, set whenever its cull status has changed since last _applyChanges()
 this._objectsChangedList=[];// A list of objects whose cull status has changed, applied and cleared by _applyChanges()
-this._modelInfos={};this._numObjects=0;this._lenObjectsChangedList=0;this._dirty=true;this._onModelLoaded=scene.on("modelLoaded",function(modelId){var model=scene.models[modelId];if(model){_this158._addModel(model);}});this._onTick=scene.on("tick",function(){if(_this158._dirty){_this158._build();}_this158._applyChanges();});}_createClass(ObjectCullStates,[{key:"_addModel",value:function _addModel(model){var _this159=this;var modelInfo={model:model,onDestroyed:model.on("destroyed",function(){_this159._removeModel(model);})};this._modelInfos[model.id]=modelInfo;this._dirty=true;}},{key:"_removeModel",value:function _removeModel(model){var modelInfo=this._modelInfos[model.id];if(modelInfo){modelInfo.model.off(modelInfo.onDestroyed);delete this._modelInfos[model.id];this._dirty=true;}}},{key:"_build",value:function _build(){if(!this._dirty){return;}this._applyChanges();var objects=this._scene.objects;for(var _i566=0;_i566<this._numObjects;_i566++){this._objects[_i566]=null;}this._numObjects=0;for(var objectId in objects){var entity=objects[objectId];this._objects[this._numObjects++]=entity;}this._lenObjectsChangedList=0;this._dirty=false;}},{key:"_applyChanges",value:function _applyChanges(){if(this._lenObjectsChangedList>0){for(var _i567=0;_i567<this._lenObjectsChangedList;_i567++){var objectIdx=this._objectsChangedList[_i567];var object=this._objects[objectIdx];var viewCulled=this._objectsViewCulled[objectIdx];var detailCulled=this._objectsDetailCulled[objectIdx];var culled=viewCulled||detailCulled;object.culled=culled;this._objectsChanged[objectIdx]=false;}this._lenObjectsChangedList=0;}}/**
+this._modelInfos={};this._numObjects=0;this._lenObjectsChangedList=0;this._dirty=true;this._onModelLoaded=scene.on("modelLoaded",function(modelId){var model=scene.models[modelId];if(model){_this158._addModel(model);}});this._onTick=scene.on("tick",function(){if(_this158._dirty){_this158._build();}_this158._applyChanges();});}_createClass(ObjectCullStates,[{key:"_addModel",value:function _addModel(model){var _this159=this;var modelInfo={model:model,onDestroyed:model.on("destroyed",function(){_this159._removeModel(model);})};this._modelInfos[model.id]=modelInfo;this._dirty=true;}},{key:"_removeModel",value:function _removeModel(model){var modelInfo=this._modelInfos[model.id];if(modelInfo){modelInfo.model.off(modelInfo.onDestroyed);delete this._modelInfos[model.id];this._dirty=true;}}},{key:"_build",value:function _build(){if(!this._dirty){return;}this._applyChanges();var objects=this._scene.objects;for(var _i558=0;_i558<this._numObjects;_i558++){this._objects[_i558]=null;}this._numObjects=0;for(var objectId in objects){var entity=objects[objectId];this._objects[this._numObjects++]=entity;}this._lenObjectsChangedList=0;this._dirty=false;}},{key:"_applyChanges",value:function _applyChanges(){if(this._lenObjectsChangedList>0){for(var _i559=0;_i559<this._lenObjectsChangedList;_i559++){var objectIdx=this._objectsChangedList[_i559];var object=this._objects[objectIdx];var viewCulled=this._objectsViewCulled[objectIdx];var detailCulled=this._objectsDetailCulled[objectIdx];var culled=viewCulled||detailCulled;object.culled=culled;this._objectsChanged[objectIdx]=false;}this._lenObjectsChangedList=0;}}/**
      * Array of {@link Entity} instances that represent objects in the {@link Scene}.
      *
      * ObjectCullStates rebuilds this from {@link Scene#objects} whenever ````Scene```` fires a ````modelLoaded```` event.
@@ -27703,7 +27699,7 @@ _this160._maxTreeDepth=cfg.maxTreeDepth||MAX_KD_TREE_DEPTH;_this160._modelInfos=
      * Gets whether view culling is enabled.
      *
      * @retutns {Boolean} Whether view culling is enabled.
-     */function get(){return this._enabled;},set:function set(enabled){this._enabled=enabled;}},{key:"_addModel",value:function _addModel(model){var _this161=this;var modelInfo={model:model,onDestroyed:model.on("destroyed",function(){_this161._removeModel(model);})};this._modelInfos[model.id]=modelInfo;this._kdTreeDirty=true;}},{key:"_removeModel",value:function _removeModel(model){var modelInfo=this._modelInfos[model.id];if(modelInfo){modelInfo.model.off(modelInfo.onDestroyed);delete this._modelInfos[model.id];this._kdTreeDirty=true;}}},{key:"_doCull",value:function _doCull(){var cullDirty=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty){this._buildFrustum();}if(this._kdTreeDirty){this._buildKDTree();}if(cullDirty){var kdNode=this._kdRoot;if(kdNode){this._visitKDNode(kdNode);}}}},{key:"_buildFrustum",value:function _buildFrustum(){var camera=this.viewer.scene.camera;setFrustum(this._frustum,camera.viewMatrix,camera.projMatrix);this._frustumDirty=false;}},{key:"_buildKDTree",value:function _buildKDTree(){var viewer=this.viewer;var scene=viewer.scene;var depth=0;if(this._kdRoot);this._kdRoot={aabb:scene.getAABB(),intersection:Frustum$1.INTERSECT};for(var objectIdx=0,len=this._objectCullStates.numObjects;objectIdx<len;objectIdx++){var entity=this._objectCullStates.objects[objectIdx];this._insertEntityIntoKDTree(this._kdRoot,entity,objectIdx,depth+1);}this._kdTreeDirty=false;}},{key:"_insertEntityIntoKDTree",value:function _insertEntityIntoKDTree(kdNode,entity,objectIdx,depth){var entityAABB=entity.aabb;if(depth>=this._maxTreeDepth){kdNode.objects=kdNode.objects||[];kdNode.objects.push(objectIdx);math.expandAABB3(kdNode.aabb,entityAABB);return;}if(kdNode.left){if(math.containsAABB3(kdNode.left.aabb,entityAABB)){this._insertEntityIntoKDTree(kdNode.left,entity,objectIdx,depth+1);return;}}if(kdNode.right){if(math.containsAABB3(kdNode.right.aabb,entityAABB)){this._insertEntityIntoKDTree(kdNode.right,entity,objectIdx,depth+1);return;}}var nodeAABB=kdNode.aabb;kdTreeDimLength[0]=nodeAABB[3]-nodeAABB[0];kdTreeDimLength[1]=nodeAABB[4]-nodeAABB[1];kdTreeDimLength[2]=nodeAABB[5]-nodeAABB[2];var dim=0;if(kdTreeDimLength[1]>kdTreeDimLength[dim]){dim=1;}if(kdTreeDimLength[2]>kdTreeDimLength[dim]){dim=2;}if(!kdNode.left){var aabbLeft=nodeAABB.slice();aabbLeft[dim+3]=(nodeAABB[dim]+nodeAABB[dim+3])/2.0;kdNode.left={aabb:aabbLeft,intersection:Frustum$1.INTERSECT};if(math.containsAABB3(aabbLeft,entityAABB)){this._insertEntityIntoKDTree(kdNode.left,entity,objectIdx,depth+1);return;}}if(!kdNode.right){var aabbRight=nodeAABB.slice();aabbRight[dim]=(nodeAABB[dim]+nodeAABB[dim+3])/2.0;kdNode.right={aabb:aabbRight,intersection:Frustum$1.INTERSECT};if(math.containsAABB3(aabbRight,entityAABB)){this._insertEntityIntoKDTree(kdNode.right,entity,objectIdx,depth+1);return;}}kdNode.objects=kdNode.objects||[];kdNode.objects.push(objectIdx);math.expandAABB3(kdNode.aabb,entityAABB);}},{key:"_visitKDNode",value:function _visitKDNode(kdNode){var intersects=arguments.length>1&&arguments[1]!==undefined?arguments[1]:Frustum$1.INTERSECT;if(intersects!==Frustum$1.INTERSECT&&kdNode.intersects===intersects){return;}if(intersects===Frustum$1.INTERSECT){intersects=frustumIntersectsAABB3(this._frustum,kdNode.aabb);kdNode.intersects=intersects;}var culled=intersects===Frustum$1.OUTSIDE;var objects=kdNode.objects;if(objects&&objects.length>0){for(var _i568=0,len=objects.length;_i568<len;_i568++){var objectIdx=objects[_i568];this._objectCullStates.setObjectViewCulled(objectIdx,culled);}}if(kdNode.left){this._visitKDNode(kdNode.left,intersects);}if(kdNode.right){this._visitKDNode(kdNode.right,intersects);}}/**
+     */function get(){return this._enabled;},set:function set(enabled){this._enabled=enabled;}},{key:"_addModel",value:function _addModel(model){var _this161=this;var modelInfo={model:model,onDestroyed:model.on("destroyed",function(){_this161._removeModel(model);})};this._modelInfos[model.id]=modelInfo;this._kdTreeDirty=true;}},{key:"_removeModel",value:function _removeModel(model){var modelInfo=this._modelInfos[model.id];if(modelInfo){modelInfo.model.off(modelInfo.onDestroyed);delete this._modelInfos[model.id];this._kdTreeDirty=true;}}},{key:"_doCull",value:function _doCull(){var cullDirty=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty){this._buildFrustum();}if(this._kdTreeDirty){this._buildKDTree();}if(cullDirty){var kdNode=this._kdRoot;if(kdNode){this._visitKDNode(kdNode);}}}},{key:"_buildFrustum",value:function _buildFrustum(){var camera=this.viewer.scene.camera;setFrustum(this._frustum,camera.viewMatrix,camera.projMatrix);this._frustumDirty=false;}},{key:"_buildKDTree",value:function _buildKDTree(){var viewer=this.viewer;var scene=viewer.scene;var depth=0;if(this._kdRoot);this._kdRoot={aabb:scene.getAABB(),intersection:Frustum$1.INTERSECT};for(var objectIdx=0,len=this._objectCullStates.numObjects;objectIdx<len;objectIdx++){var entity=this._objectCullStates.objects[objectIdx];this._insertEntityIntoKDTree(this._kdRoot,entity,objectIdx,depth+1);}this._kdTreeDirty=false;}},{key:"_insertEntityIntoKDTree",value:function _insertEntityIntoKDTree(kdNode,entity,objectIdx,depth){var entityAABB=entity.aabb;if(depth>=this._maxTreeDepth){kdNode.objects=kdNode.objects||[];kdNode.objects.push(objectIdx);math.expandAABB3(kdNode.aabb,entityAABB);return;}if(kdNode.left){if(math.containsAABB3(kdNode.left.aabb,entityAABB)){this._insertEntityIntoKDTree(kdNode.left,entity,objectIdx,depth+1);return;}}if(kdNode.right){if(math.containsAABB3(kdNode.right.aabb,entityAABB)){this._insertEntityIntoKDTree(kdNode.right,entity,objectIdx,depth+1);return;}}var nodeAABB=kdNode.aabb;kdTreeDimLength[0]=nodeAABB[3]-nodeAABB[0];kdTreeDimLength[1]=nodeAABB[4]-nodeAABB[1];kdTreeDimLength[2]=nodeAABB[5]-nodeAABB[2];var dim=0;if(kdTreeDimLength[1]>kdTreeDimLength[dim]){dim=1;}if(kdTreeDimLength[2]>kdTreeDimLength[dim]){dim=2;}if(!kdNode.left){var aabbLeft=nodeAABB.slice();aabbLeft[dim+3]=(nodeAABB[dim]+nodeAABB[dim+3])/2.0;kdNode.left={aabb:aabbLeft,intersection:Frustum$1.INTERSECT};if(math.containsAABB3(aabbLeft,entityAABB)){this._insertEntityIntoKDTree(kdNode.left,entity,objectIdx,depth+1);return;}}if(!kdNode.right){var aabbRight=nodeAABB.slice();aabbRight[dim]=(nodeAABB[dim]+nodeAABB[dim+3])/2.0;kdNode.right={aabb:aabbRight,intersection:Frustum$1.INTERSECT};if(math.containsAABB3(aabbRight,entityAABB)){this._insertEntityIntoKDTree(kdNode.right,entity,objectIdx,depth+1);return;}}kdNode.objects=kdNode.objects||[];kdNode.objects.push(objectIdx);math.expandAABB3(kdNode.aabb,entityAABB);}},{key:"_visitKDNode",value:function _visitKDNode(kdNode){var intersects=arguments.length>1&&arguments[1]!==undefined?arguments[1]:Frustum$1.INTERSECT;if(intersects!==Frustum$1.INTERSECT&&kdNode.intersects===intersects){return;}if(intersects===Frustum$1.INTERSECT){intersects=frustumIntersectsAABB3(this._frustum,kdNode.aabb);kdNode.intersects=intersects;}var culled=intersects===Frustum$1.OUTSIDE;var objects=kdNode.objects;if(objects&&objects.length>0){for(var _i560=0,len=objects.length;_i560<len;_i560++){var objectIdx=objects[_i560];this._objectCullStates.setObjectViewCulled(objectIdx,culled);}}if(kdNode.left){this._visitKDNode(kdNode.left,intersects);}if(kdNode.right){this._visitKDNode(kdNode.right,intersects);}}/**
      * @private
      */},{key:"send",value:function send(name,value){}/**
      * Destroys this ViewCullPlugin.
@@ -27728,7 +27724,7 @@ _this160._maxTreeDepth=cfg.maxTreeDepth||MAX_KD_TREE_DEPTH;_this160._modelInfos=
      * @param {Function} ok Callback fired on success, argument is the ````.xkt```` file in an arraybuffer.
      * @param {Function} error Callback fired on error.
      */},{key:"getXKT",value:function getXKT(src,ok,error){var defaultCallback=function defaultCallback(){};ok=ok||defaultCallback;error=error||defaultCallback;var dataUriRegex=/^data:(.*?)(;base64)?,(.*)$/;var dataUriRegexResult=src.match(dataUriRegex);if(dataUriRegexResult){// Safari can't handle data URIs through XMLHttpRequest
-var isBase64=!!dataUriRegexResult[2];var data=dataUriRegexResult[3];data=window.decodeURIComponent(data);if(isBase64){data=window.atob(data);}try{var buffer=new ArrayBuffer(data.length);var view=new Uint8Array(buffer);for(var i=0;i<data.length;i++){view[i]=data.charCodeAt(i);}ok(buffer);}catch(errMsg){error(errMsg);}}else{var request=new XMLHttpRequest();request.open('GET',this._cacheBusterURL(src),true);request.responseType='arraybuffer';request.onreadystatechange=function(){if(request.readyState===4){if(request.status===200){ok(request.response);}else{error('getXKT error : '+request.response);}}};request.send(null);}}}]);return XKTDefaultDataSource;}();/*! pako 2.1.0 https://github.com/nodeca/pako @license (MIT AND Zlib) */!function(t,e){"object"==(typeof exports==="undefined"?"undefined":_typeof(exports))&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).pako={});}(undefined,function(t){function e(t){var e=t.length;for(;--e>=0;){t[e]=0;}}var a=256,i=286,n=30,s=15,r=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),o=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),l=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),h=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),d=new Array(576);e(d);var _=new Array(60);e(_);var f=new Array(512);e(f);var c=new Array(256);e(c);var u=new Array(29);e(u);var w=new Array(n);function m(t,e,a,i,n){this.static_tree=t,this.extra_bits=e,this.extra_base=a,this.elems=i,this.max_length=n,this.has_stree=t&&t.length;}var b,g,p;function k(t,e){this.dyn_tree=t,this.max_code=0,this.stat_desc=e;}e(w);var v=function v(t){return t<256?f[t]:f[256+(t>>>7)];},y=function y(t,e){t.pending_buf[t.pending++]=255&e,t.pending_buf[t.pending++]=e>>>8&255;},x=function x(t,e,a){t.bi_valid>16-a?(t.bi_buf|=e<<t.bi_valid&65535,y(t,t.bi_buf),t.bi_buf=e>>16-t.bi_valid,t.bi_valid+=a-16):(t.bi_buf|=e<<t.bi_valid&65535,t.bi_valid+=a);},z=function z(t,e,a){x(t,a[2*e],a[2*e+1]);},A=function A(t,e){var a=0;do{a|=1&t,t>>>=1,a<<=1;}while(--e>0);return a>>>1;},E=function E(t,e,a){var i=new Array(16);var n,r,o=0;for(n=1;n<=s;n++){o=o+a[n-1]<<1,i[n]=o;}for(r=0;r<=e;r++){var _e2=t[2*r+1];0!==_e2&&(t[2*r]=A(i[_e2]++,_e2));}},R=function R(t){var e;for(e=0;e<i;e++){t.dyn_ltree[2*e]=0;}for(e=0;e<n;e++){t.dyn_dtree[2*e]=0;}for(e=0;e<19;e++){t.bl_tree[2*e]=0;}t.dyn_ltree[512]=1,t.opt_len=t.static_len=0,t.sym_next=t.matches=0;},Z=function Z(t){t.bi_valid>8?y(t,t.bi_buf):t.bi_valid>0&&(t.pending_buf[t.pending++]=t.bi_buf),t.bi_buf=0,t.bi_valid=0;},U=function U(t,e,a,i){var n=2*e,s=2*a;return t[n]<t[s]||t[n]===t[s]&&i[e]<=i[a];},S=function S(t,e,a){var i=t.heap[a];var n=a<<1;for(;n<=t.heap_len&&(n<t.heap_len&&U(e,t.heap[n+1],t.heap[n],t.depth)&&n++,!U(e,i,t.heap[n],t.depth));){t.heap[a]=t.heap[n],a=n,n<<=1;}t.heap[a]=i;},D=function D(t,e,i){var n,s,l,h,d=0;if(0!==t.sym_next)do{n=255&t.pending_buf[t.sym_buf+d++],n+=(255&t.pending_buf[t.sym_buf+d++])<<8,s=t.pending_buf[t.sym_buf+d++],0===n?z(t,s,e):(l=c[s],z(t,l+a+1,e),h=r[l],0!==h&&(s-=u[l],x(t,s,h)),n--,l=v(n),z(t,l,i),h=o[l],0!==h&&(n-=w[l],x(t,n,h)));}while(d<t.sym_next);z(t,256,e);},T=function T(t,e){var a=e.dyn_tree,i=e.stat_desc.static_tree,n=e.stat_desc.has_stree,r=e.stat_desc.elems;var o,l,h,d=-1;for(t.heap_len=0,t.heap_max=573,o=0;o<r;o++){0!==a[2*o]?(t.heap[++t.heap_len]=d=o,t.depth[o]=0):a[2*o+1]=0;}for(;t.heap_len<2;){h=t.heap[++t.heap_len]=d<2?++d:0,a[2*h]=1,t.depth[h]=0,t.opt_len--,n&&(t.static_len-=i[2*h+1]);}for(e.max_code=d,o=t.heap_len>>1;o>=1;o--){S(t,a,o);}h=r;do{o=t.heap[1],t.heap[1]=t.heap[t.heap_len--],S(t,a,1),l=t.heap[1],t.heap[--t.heap_max]=o,t.heap[--t.heap_max]=l,a[2*h]=a[2*o]+a[2*l],t.depth[h]=(t.depth[o]>=t.depth[l]?t.depth[o]:t.depth[l])+1,a[2*o+1]=a[2*l+1]=h,t.heap[1]=h++,S(t,a,1);}while(t.heap_len>=2);t.heap[--t.heap_max]=t.heap[1],function(t,e){var a=e.dyn_tree,i=e.max_code,n=e.stat_desc.static_tree,r=e.stat_desc.has_stree,o=e.stat_desc.extra_bits,l=e.stat_desc.extra_base,h=e.stat_desc.max_length;var 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t.insert=t.strstart<2?t.strstart:2,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;},Tt=function Tt(t,e){var a,i,n;for(;;){if(t.lookahead<ut){if(Ut(t),t.lookahead<ut&&e===q)return 1;if(0===t.lookahead)break;}if(a=0,t.lookahead>=3&&(t.ins_h=yt(t,t.ins_h,t.window[t.strstart+3-1]),a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart),t.prev_length=t.match_length,t.prev_match=t.match_start,t.match_length=2,0!==a&&t.prev_length<t.max_lazy_match&&t.strstart-a<=t.w_size-ut&&(t.match_length=Zt(t,a),t.match_length<=5&&(t.strategy===rt||3===t.match_length&&t.strstart-t.match_start>4096)&&(t.match_length=2)),t.prev_length>=3&&t.match_length<=t.prev_length){n=t.strstart+t.lookahead-3,i=X(t,t.strstart-1-t.prev_match,t.prev_length-3),t.lookahead-=t.prev_length-1,t.prev_length-=2;do{++t.strstart<=n&&(t.ins_h=yt(t,t.ins_h,t.window[t.strstart+3-1]),a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart);}while(0!=--t.prev_length);if(t.match_available=0,t.match_length=2,t.strstart++,i&&(zt(t,!1),0===t.strm.avail_out))return 1;}else if(t.match_available){if(i=X(t,0,t.window[t.strstart-1]),i&&zt(t,!1),t.strstart++,t.lookahead--,0===t.strm.avail_out)return 1;}else t.match_available=1,t.strstart++,t.lookahead--;}return t.match_available&&(i=X(t,0,t.window[t.strstart-1]),t.match_available=0),t.insert=t.strstart<2?t.strstart:2,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;};function Ot(t,e,a,i,n){this.good_length=t,this.max_lazy=e,this.nice_length=a,this.max_chain=i,this.func=n;}var It=[new Ot(0,0,0,0,St),new Ot(4,4,8,4,Dt),new Ot(4,5,16,8,Dt),new Ot(4,6,32,32,Dt),new Ot(4,4,16,16,Tt),new Ot(8,16,32,32,Tt),new Ot(8,16,128,128,Tt),new Ot(8,32,128,256,Tt),new Ot(32,128,258,1024,Tt),new Ot(32,258,258,4096,Tt)];function Ft(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ft,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),kt(this.dyn_ltree),kt(this.dyn_dtree),kt(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),kt(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new Uint16Array(573),kt(this.depth),this.sym_buf=0,this.lit_bufsize=0,this.sym_next=0,this.sym_end=0,this.opt_len=0,this.static_len=0,this.matches=0,this.insert=0,this.bi_buf=0,this.bi_valid=0;}var Lt=function Lt(t){if(!t)return 1;var e=t.state;return!e||e.strm!==t||e.status!==wt&&57!==e.status&&69!==e.status&&73!==e.status&&91!==e.status&&103!==e.status&&e.status!==mt&&e.status!==bt?1:0;},Nt=function Nt(t){if(Lt(t))return gt(t,at);t.total_in=t.total_out=0,t.data_type=_t;var e=t.state;return e.pending=0,e.pending_out=0,e.wrap<0&&(e.wrap=-e.wrap),e.status=2===e.wrap?57:e.wrap?wt:mt,t.adler=2===e.wrap?0:1,e.last_flush=-2,P(e),tt;},Bt=function Bt(t){var e=Nt(t);var a;return e===tt&&((a=t.state).window_size=2*a.w_size,kt(a.head),a.max_lazy_match=It[a.level].max_lazy,a.good_match=It[a.level].good_length,a.nice_match=It[a.level].nice_length,a.max_chain_length=It[a.level].max_chain,a.strstart=0,a.block_start=0,a.lookahead=0,a.insert=0,a.match_length=a.prev_length=2,a.match_available=0,a.ins_h=0),e;},Ct=function Ct(t,e,a,i,n,s){if(!t)return at;var r=1;if(e===st&&(e=6),i<0?(r=0,i=-i):i>15&&(r=2,i-=16),n<1||n>9||a!==ft||i<8||i>15||e<0||e>9||s<0||s>ht||8===i&&1!==r)return gt(t,at);8===i&&(i=9);var o=new Ft();return t.state=o,o.strm=t,o.status=wt,o.wrap=r,o.gzhead=null,o.w_bits=i,o.w_size=1<<o.w_bits,o.w_mask=o.w_size-1,o.hash_bits=n+7,o.hash_size=1<<o.hash_bits,o.hash_mask=o.hash_size-1,o.hash_shift=~~((o.hash_bits+3-1)/3),o.window=new Uint8Array(2*o.w_size),o.head=new Uint16Array(o.hash_size),o.prev=new Uint16Array(o.w_size),o.lit_bufsize=1<<n+6,o.pending_buf_size=4*o.lit_bufsize,o.pending_buf=new Uint8Array(o.pending_buf_size),o.sym_buf=o.lit_bufsize,o.sym_end=3*(o.lit_bufsize-1),o.level=e,o.strategy=s,o.method=a,Bt(t);};var Mt={deflateInit:function deflateInit(t,e){return Ct(t,e,ft,15,8,dt);},deflateInit2:Ct,deflateReset:Bt,deflateResetKeep:Nt,deflateSetHeader:function deflateSetHeader(t,e){return Lt(t)||2!==t.state.wrap?at:(t.state.gzhead=e,tt);},deflate:function deflate(t,e){if(Lt(t)||e>$||e<0)return t?gt(t,at):at;var a=t.state;if(!t.output||0!==t.avail_in&&!t.input||a.status===bt&&e!==V)return gt(t,0===t.avail_out?nt:at);var i=a.last_flush;if(a.last_flush=e,0!==a.pending){if(xt(t),0===t.avail_out)return a.last_flush=-1,tt;}else if(0===t.avail_in&&pt(e)<=pt(i)&&e!==V)return gt(t,nt);if(a.status===bt&&0!==t.avail_in)return gt(t,nt);if(a.status===wt&&0===a.wrap&&(a.status=mt),a.status===wt){var _e3=ft+(a.w_bits-8<<4)<<8,_i569=-1;if(_i569=a.strategy>=ot||a.level<2?0:a.level<6?1:6===a.level?2:3,_e3|=_i569<<6,0!==a.strstart&&(_e3|=32),_e3+=31-_e3%31,Et(a,_e3),0!==a.strstart&&(Et(a,t.adler>>>16),Et(a,65535&t.adler)),t.adler=1,a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;}if(57===a.status)if(t.adler=0,At(a,31),At(a,139),At(a,8),a.gzhead)At(a,(a.gzhead.text?1:0)+(a.gzhead.hcrc?2:0)+(a.gzhead.extra?4:0)+(a.gzhead.name?8:0)+(a.gzhead.comment?16:0)),At(a,255&a.gzhead.time),At(a,a.gzhead.time>>8&255),At(a,a.gzhead.time>>16&255),At(a,a.gzhead.time>>24&255),At(a,9===a.level?2:a.strategy>=ot||a.level<2?4:0),At(a,255&a.gzhead.os),a.gzhead.extra&&a.gzhead.extra.length&&(At(a,255&a.gzhead.extra.length),At(a,a.gzhead.extra.length>>8&255)),a.gzhead.hcrc&&(t.adler=H(t.adler,a.pending_buf,a.pending,0)),a.gzindex=0,a.status=69;else if(At(a,0),At(a,0),At(a,0),At(a,0),At(a,0),At(a,9===a.level?2:a.strategy>=ot||a.level<2?4:0),At(a,3),a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;if(69===a.status){if(a.gzhead.extra){var _e4=a.pending,_i570=(65535&a.gzhead.extra.length)-a.gzindex;for(;a.pending+_i570>a.pending_buf_size;){var _n3=a.pending_buf_size-a.pending;if(a.pending_buf.set(a.gzhead.extra.subarray(a.gzindex,a.gzindex+_n3),a.pending),a.pending=a.pending_buf_size,a.gzhead.hcrc&&a.pending>_e4&&(t.adler=H(t.adler,a.pending_buf,a.pending-_e4,_e4)),a.gzindex+=_n3,xt(t),0!==a.pending)return a.last_flush=-1,tt;_e4=0,_i570-=_n3;}var _n2=new Uint8Array(a.gzhead.extra);a.pending_buf.set(_n2.subarray(a.gzindex,a.gzindex+_i570),a.pending),a.pending+=_i570,a.gzhead.hcrc&&a.pending>_e4&&(t.adler=H(t.adler,a.pending_buf,a.pending-_e4,_e4)),a.gzindex=0;}a.status=73;}if(73===a.status){if(a.gzhead.name){var _e5,_i571=a.pending;do{if(a.pending===a.pending_buf_size){if(a.gzhead.hcrc&&a.pending>_i571&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i571,_i571)),xt(t),0!==a.pending)return a.last_flush=-1,tt;_i571=0;}_e5=a.gzindex<a.gzhead.name.length?255&a.gzhead.name.charCodeAt(a.gzindex++):0,At(a,_e5);}while(0!==_e5);a.gzhead.hcrc&&a.pending>_i571&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i571,_i571)),a.gzindex=0;}a.status=91;}if(91===a.status){if(a.gzhead.comment){var _e6,_i572=a.pending;do{if(a.pending===a.pending_buf_size){if(a.gzhead.hcrc&&a.pending>_i572&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i572,_i572)),xt(t),0!==a.pending)return a.last_flush=-1,tt;_i572=0;}_e6=a.gzindex<a.gzhead.comment.length?255&a.gzhead.comment.charCodeAt(a.gzindex++):0,At(a,_e6);}while(0!==_e6);a.gzhead.hcrc&&a.pending>_i572&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i572,_i572));}a.status=103;}if(103===a.status){if(a.gzhead.hcrc){if(a.pending+2>a.pending_buf_size&&(xt(t),0!==a.pending))return a.last_flush=-1,tt;At(a,255&t.adler),At(a,t.adler>>8&255),t.adler=0;}if(a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;}if(0!==t.avail_in||0!==a.lookahead||e!==q&&a.status!==bt){var _i573=0===a.level?St(a,e):a.strategy===ot?function(t,e){var a;for(;;){if(0===t.lookahead&&(Ut(t),0===t.lookahead)){if(e===q)return 1;break;}if(t.match_length=0,a=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++,a&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=0,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;}(a,e):a.strategy===lt?function(t,e){var a,i,n,s;var r=t.window;for(;;){if(t.lookahead<=ct){if(Ut(t),t.lookahead<=ct&&e===q)return 1;if(0===t.lookahead)break;}if(t.match_length=0,t.lookahead>=3&&t.strstart>0&&(n=t.strstart-1,i=r[n],i===r[++n]&&i===r[++n]&&i===r[++n])){s=t.strstart+ct;do{}while(i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&n<s);t.match_length=ct-(s-n),t.match_length>t.lookahead&&(t.match_length=t.lookahead);}if(t.match_length>=3?(a=X(t,1,t.match_length-3),t.lookahead-=t.match_length,t.strstart+=t.match_length,t.match_length=0):(a=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++),a&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=0,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;}(a,e):It[a.level].func(a,e);if(3!==_i573&&4!==_i573||(a.status=bt),1===_i573||3===_i573)return 0===t.avail_out&&(a.last_flush=-1),tt;if(2===_i573&&(e===J?W(a):e!==$&&(Y(a,0,0,!1),e===Q&&(kt(a.head),0===a.lookahead&&(a.strstart=0,a.block_start=0,a.insert=0))),xt(t),0===t.avail_out))return a.last_flush=-1,tt;}return e!==V?tt:a.wrap<=0?et:(2===a.wrap?(At(a,255&t.adler),At(a,t.adler>>8&255),At(a,t.adler>>16&255),At(a,t.adler>>24&255),At(a,255&t.total_in),At(a,t.total_in>>8&255),At(a,t.total_in>>16&255),At(a,t.total_in>>24&255)):(Et(a,t.adler>>>16),Et(a,65535&t.adler)),xt(t),a.wrap>0&&(a.wrap=-a.wrap),0!==a.pending?tt:et);},deflateEnd:function deflateEnd(t){if(Lt(t))return at;var e=t.state.status;return t.state=null,e===mt?gt(t,it):tt;},deflateSetDictionary:function deflateSetDictionary(t,e){var a=e.length;if(Lt(t))return at;var i=t.state,n=i.wrap;if(2===n||1===n&&i.status!==wt||i.lookahead)return at;if(1===n&&(t.adler=C(t.adler,e,a,0)),i.wrap=0,a>=i.w_size){0===n&&(kt(i.head),i.strstart=0,i.block_start=0,i.insert=0);var _t2=new Uint8Array(i.w_size);_t2.set(e.subarray(a-i.w_size,a),0),e=_t2,a=i.w_size;}var s=t.avail_in,r=t.next_in,o=t.input;for(t.avail_in=a,t.next_in=0,t.input=e,Ut(i);i.lookahead>=3;){var _t3=i.strstart,_e7=i.lookahead-2;do{i.ins_h=yt(i,i.ins_h,i.window[_t3+3-1]),i.prev[_t3&i.w_mask]=i.head[i.ins_h],i.head[i.ins_h]=_t3,_t3++;}while(--_e7);i.strstart=_t3,i.lookahead=2,Ut(i);}return i.strstart+=i.lookahead,i.block_start=i.strstart,i.insert=i.lookahead,i.lookahead=0,i.match_length=i.prev_length=2,i.match_available=0,t.next_in=r,t.input=o,t.avail_in=s,i.wrap=n,tt;},deflateInfo:"pako deflate (from Nodeca project)"};var Ht=function Ht(t,e){return Object.prototype.hasOwnProperty.call(t,e);};var jt=function jt(t){var e=Array.prototype.slice.call(arguments,1);for(;e.length;){var _a8=e.shift();if(_a8){if("object"!=_typeof(_a8))throw new TypeError(_a8+"must be non-object");for(var _e8 in _a8){Ht(_a8,_e8)&&(t[_e8]=_a8[_e8]);}}}return t;},Kt=function Kt(t){var e=0;for(var _a9=0,_i574=t.length;_a9<_i574;_a9++){e+=t[_a9].length;}var a=new Uint8Array(e);for(var _e9=0,_i575=0,_n4=t.length;_e9<_n4;_e9++){var _n5=t[_e9];a.set(_n5,_i575),_i575+=_n5.length;}return a;};var Pt=!0;try{String.fromCharCode.apply(null,new Uint8Array(1));}catch(t){Pt=!1;}var Yt=new Uint8Array(256);for(var _t4=0;_t4<256;_t4++){Yt[_t4]=_t4>=252?6:_t4>=248?5:_t4>=240?4:_t4>=224?3:_t4>=192?2:1;}Yt[254]=Yt[254]=1;var Gt=function Gt(t){if("function"==typeof TextEncoder&&TextEncoder.prototype.encode)return new TextEncoder().encode(t);var e,a,i,n,s,r=t.length,o=0;for(n=0;n<r;n++){a=t.charCodeAt(n),55296==(64512&a)&&n+1<r&&(i=t.charCodeAt(n+1),56320==(64512&i)&&(a=65536+(a-55296<<10)+(i-56320),n++)),o+=a<128?1:a<2048?2:a<65536?3:4;}for(e=new Uint8Array(o),s=0,n=0;s<o;n++){a=t.charCodeAt(n),55296==(64512&a)&&n+1<r&&(i=t.charCodeAt(n+1),56320==(64512&i)&&(a=65536+(a-55296<<10)+(i-56320),n++)),a<128?e[s++]=a:a<2048?(e[s++]=192|a>>>6,e[s++]=128|63&a):a<65536?(e[s++]=224|a>>>12,e[s++]=128|a>>>6&63,e[s++]=128|63&a):(e[s++]=240|a>>>18,e[s++]=128|a>>>12&63,e[s++]=128|a>>>6&63,e[s++]=128|63&a);}return e;},Xt=function Xt(t,e){var a=e||t.length;if("function"==typeof TextDecoder&&TextDecoder.prototype.decode)return new TextDecoder().decode(t.subarray(0,e));var i,n;var s=new Array(2*a);for(n=0,i=0;i<a;){var _e10=t[i++];if(_e10<128){s[n++]=_e10;continue;}var _r6=Yt[_e10];if(_r6>4)s[n++]=65533,i+=_r6-1;else{for(_e10&=2===_r6?31:3===_r6?15:7;_r6>1&&i<a;){_e10=_e10<<6|63&t[i++],_r6--;}_r6>1?s[n++]=65533:_e10<65536?s[n++]=_e10:(_e10-=65536,s[n++]=55296|_e10>>10&1023,s[n++]=56320|1023&_e10);}}return function(t,e){if(e<65534&&t.subarray&&Pt)return String.fromCharCode.apply(null,t.length===e?t:t.subarray(0,e));var a="";for(var _i576=0;_i576<e;_i576++){a+=String.fromCharCode(t[_i576]);}return a;}(s,n);},Wt=function Wt(t,e){(e=e||t.length)>t.length&&(e=t.length);var a=e-1;for(;a>=0&&128==(192&t[a]);){a--;}return a<0||0===a?e:a+Yt[t[a]]>e?a:e;};var qt=function qt(){this.input=null,this.next_in=0,this.avail_in=0,this.total_in=0,this.output=null,this.next_out=0,this.avail_out=0,this.total_out=0,this.msg="",this.state=null,this.data_type=2,this.adler=0;};var Jt=Object.prototype.toString,Qt=K.Z_NO_FLUSH,Vt=K.Z_SYNC_FLUSH,$t=K.Z_FULL_FLUSH,te=K.Z_FINISH,ee=K.Z_OK,ae=K.Z_STREAM_END,ie=K.Z_DEFAULT_COMPRESSION,ne=K.Z_DEFAULT_STRATEGY,se=K.Z_DEFLATED;function re(t){this.options=jt({level:ie,method:se,chunkSize:16384,windowBits:15,memLevel:8,strategy:ne},t||{});var e=this.options;e.raw&&e.windowBits>0?e.windowBits=-e.windowBits:e.gzip&&e.windowBits>0&&e.windowBits<16&&(e.windowBits+=16),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new qt(),this.strm.avail_out=0;var a=Mt.deflateInit2(this.strm,e.level,e.method,e.windowBits,e.memLevel,e.strategy);if(a!==ee)throw new Error(j[a]);if(e.header&&Mt.deflateSetHeader(this.strm,e.header),e.dictionary){var _t5;if(_t5="string"==typeof e.dictionary?Gt(e.dictionary):"[object ArrayBuffer]"===Jt.call(e.dictionary)?new Uint8Array(e.dictionary):e.dictionary,a=Mt.deflateSetDictionary(this.strm,_t5),a!==ee)throw new Error(j[a]);this._dict_set=!0;}}function oe(t,e){var a=new re(e);if(a.push(t,!0),a.err)throw a.msg||j[a.err];return a.result;}re.prototype.push=function(t,e){var a=this.strm,i=this.options.chunkSize;var n,s;if(this.ended)return!1;for(s=e===~~e?e:!0===e?te:Qt,"string"==typeof t?a.input=Gt(t):"[object ArrayBuffer]"===Jt.call(t)?a.input=new Uint8Array(t):a.input=t,a.next_in=0,a.avail_in=a.input.length;;){if(0===a.avail_out&&(a.output=new Uint8Array(i),a.next_out=0,a.avail_out=i),(s===Vt||s===$t)&&a.avail_out<=6)this.onData(a.output.subarray(0,a.next_out)),a.avail_out=0;else{if(n=Mt.deflate(a,s),n===ae)return a.next_out>0&&this.onData(a.output.subarray(0,a.next_out)),n=Mt.deflateEnd(this.strm),this.onEnd(n),this.ended=!0,n===ee;if(0!==a.avail_out){if(s>0&&a.next_out>0)this.onData(a.output.subarray(0,a.next_out)),a.avail_out=0;else if(0===a.avail_in)break;}else this.onData(a.output);}}return!0;},re.prototype.onData=function(t){this.chunks.push(t);},re.prototype.onEnd=function(t){t===ee&&(this.result=Kt(this.chunks)),this.chunks=[],this.err=t,this.msg=this.strm.msg;};var le={Deflate:re,deflate:oe,deflateRaw:function deflateRaw(t,e){return(e=e||{}).raw=!0,oe(t,e);},gzip:function gzip(t,e){return(e=e||{}).gzip=!0,oe(t,e);},constants:K};var he=16209;var de=function de(t,e){var a,i,n,s,r,o,l,h,d,_,f,c,u,w,m,b,g,p,k,v,y,x,z,A;var E=t.state;a=t.next_in,z=t.input,i=a+(t.avail_in-5),n=t.next_out,A=t.output,s=n-(e-t.avail_out),r=n+(t.avail_out-257),o=E.dmax,l=E.wsize,h=E.whave,d=E.wnext,_=E.window,f=E.hold,c=E.bits,u=E.lencode,w=E.distcode,m=(1<<E.lenbits)-1,b=(1<<E.distbits)-1;t:do{c<15&&(f+=z[a++]<<c,c+=8,f+=z[a++]<<c,c+=8),g=u[f&m];e:for(;;){if(p=g>>>24,f>>>=p,c-=p,p=g>>>16&255,0===p)A[n++]=65535&g;else{if(!(16&p)){if(0==(64&p)){g=u[(65535&g)+(f&(1<<p)-1)];continue e;}if(32&p){E.mode=16191;break t;}t.msg="invalid literal/length code",E.mode=he;break t;}k=65535&g,p&=15,p&&(c<p&&(f+=z[a++]<<c,c+=8),k+=f&(1<<p)-1,f>>>=p,c-=p),c<15&&(f+=z[a++]<<c,c+=8,f+=z[a++]<<c,c+=8),g=w[f&b];a:for(;;){if(p=g>>>24,f>>>=p,c-=p,p=g>>>16&255,!(16&p)){if(0==(64&p)){g=w[(65535&g)+(f&(1<<p)-1)];continue a;}t.msg="invalid distance code",E.mode=he;break t;}if(v=65535&g,p&=15,c<p&&(f+=z[a++]<<c,c+=8,c<p&&(f+=z[a++]<<c,c+=8)),v+=f&(1<<p)-1,v>o){t.msg="invalid distance too far back",E.mode=he;break t;}if(f>>>=p,c-=p,p=n-s,v>p){if(p=v-p,p>h&&E.sane){t.msg="invalid distance too far back",E.mode=he;break t;}if(y=0,x=_,0===d){if(y+=l-p,p<k){k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}}else if(d<p){if(y+=l+d-p,p-=d,p<k){k-=p;do{A[n++]=_[y++];}while(--p);if(y=0,d<k){p=d,k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}}}else if(y+=d-p,p<k){k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}for(;k>2;){A[n++]=x[y++],A[n++]=x[y++],A[n++]=x[y++],k-=3;}k&&(A[n++]=x[y++],k>1&&(A[n++]=x[y++]));}else{y=n-v;do{A[n++]=A[y++],A[n++]=A[y++],A[n++]=A[y++],k-=3;}while(k>2);k&&(A[n++]=A[y++],k>1&&(A[n++]=A[y++]));}break;}}break;}}while(a<i&&n<r);k=c>>3,a-=k,c-=k<<3,f&=(1<<c)-1,t.next_in=a,t.next_out=n,t.avail_in=a<i?i-a+5:5-(a-i),t.avail_out=n<r?r-n+257:257-(n-r),E.hold=f,E.bits=c;};var _e=15,fe=new Uint16Array([3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0]),ce=new Uint8Array([16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78]),ue=new Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),we=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]);var me=function me(t,e,a,i,n,s,r,o){var l=o.bits;var h,d,_,f,c,u,w=0,m=0,b=0,g=0,p=0,k=0,v=0,y=0,x=0,z=0,A=null;var E=new Uint16Array(16),R=new Uint16Array(16);var Z,U,S,D=null;for(w=0;w<=_e;w++){E[w]=0;}for(m=0;m<i;m++){E[e[a+m]]++;}for(p=l,g=_e;g>=1&&0===E[g];g--){;}if(p>g&&(p=g),0===g)return n[s++]=20971520,n[s++]=20971520,o.bits=1,0;for(b=1;b<g&&0===E[b];b++){;}for(p<b&&(p=b),y=1,w=1;w<=_e;w++){if(y<<=1,y-=E[w],y<0)return-1;}if(y>0&&(0===t||1!==g))return-1;for(R[1]=0,w=1;w<_e;w++){R[w+1]=R[w]+E[w];}for(m=0;m<i;m++){0!==e[a+m]&&(r[R[e[a+m]]++]=m);}if(0===t?(A=D=r,u=20):1===t?(A=fe,D=ce,u=257):(A=ue,D=we,u=0),z=0,m=0,w=b,c=s,k=p,v=0,_=-1,x=1<<p,f=x-1,1===t&&x>852||2===t&&x>592)return 1;for(;;){Z=w-v,r[m]+1<u?(U=0,S=r[m]):r[m]>=u?(U=D[r[m]-u],S=A[r[m]-u]):(U=96,S=0),h=1<<w-v,d=1<<k,b=d;do{d-=h,n[c+(z>>v)+d]=Z<<24|U<<16|S|0;}while(0!==d);for(h=1<<w-1;z&h;){h>>=1;}if(0!==h?(z&=h-1,z+=h):z=0,m++,0==--E[w]){if(w===g)break;w=e[a+r[m]];}if(w>p&&(z&f)!==_){for(0===v&&(v=p),c+=b,k=w-v,y=1<<k;k+v<g&&(y-=E[k+v],!(y<=0));){k++,y<<=1;}if(x+=1<<k,1===t&&x>852||2===t&&x>592)return 1;_=z&f,n[_]=p<<24|k<<16|c-s|0;}}return 0!==z&&(n[c+z]=w-v<<24|64<<16|0),o.bits=p,0;};var be=K.Z_FINISH,ge=K.Z_BLOCK,pe=K.Z_TREES,ke=K.Z_OK,ve=K.Z_STREAM_END,ye=K.Z_NEED_DICT,xe=K.Z_STREAM_ERROR,ze=K.Z_DATA_ERROR,Ae=K.Z_MEM_ERROR,Ee=K.Z_BUF_ERROR,Re=K.Z_DEFLATED,Ze=16180,Ue=16190,Se=16191,De=16192,Te=16194,Oe=16199,Ie=16200,Fe=16206,Le=16209,Ne=function Ne(t){return(t>>>24&255)+(t>>>8&65280)+((65280&t)<<8)+((255&t)<<24);};function Be(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0;}var Ce=function Ce(t){if(!t)return 1;var e=t.state;return!e||e.strm!==t||e.mode<Ze||e.mode>16211?1:0;},Me=function Me(t){if(Ce(t))return xe;var e=t.state;return t.total_in=t.total_out=e.total=0,t.msg="",e.wrap&&(t.adler=1&e.wrap),e.mode=Ze,e.last=0,e.havedict=0,e.flags=-1,e.dmax=32768,e.head=null,e.hold=0,e.bits=0,e.lencode=e.lendyn=new Int32Array(852),e.distcode=e.distdyn=new Int32Array(592),e.sane=1,e.back=-1,ke;},He=function He(t){if(Ce(t))return xe;var e=t.state;return e.wsize=0,e.whave=0,e.wnext=0,Me(t);},je=function je(t,e){var a;if(Ce(t))return xe;var i=t.state;return e<0?(a=0,e=-e):(a=5+(e>>4),e<48&&(e&=15)),e&&(e<8||e>15)?xe:(null!==i.window&&i.wbits!==e&&(i.window=null),i.wrap=a,i.wbits=e,He(t));},Ke=function Ke(t,e){if(!t)return xe;var a=new Be();t.state=a,a.strm=t,a.window=null,a.mode=Ze;var i=je(t,e);return i!==ke&&(t.state=null),i;};var Pe,Ye,Ge=!0;var Xe=function Xe(t){if(Ge){Pe=new Int32Array(512),Ye=new Int32Array(32);var _e11=0;for(;_e11<144;){t.lens[_e11++]=8;}for(;_e11<256;){t.lens[_e11++]=9;}for(;_e11<280;){t.lens[_e11++]=7;}for(;_e11<288;){t.lens[_e11++]=8;}for(me(1,t.lens,0,288,Pe,0,t.work,{bits:9}),_e11=0;_e11<32;){t.lens[_e11++]=5;}me(2,t.lens,0,32,Ye,0,t.work,{bits:5}),Ge=!1;}t.lencode=Pe,t.lenbits=9,t.distcode=Ye,t.distbits=5;},We=function We(t,e,a,i){var n;var s=t.state;return null===s.window&&(s.wsize=1<<s.wbits,s.wnext=0,s.whave=0,s.window=new Uint8Array(s.wsize)),i>=s.wsize?(s.window.set(e.subarray(a-s.wsize,a),0),s.wnext=0,s.whave=s.wsize):(n=s.wsize-s.wnext,n>i&&(n=i),s.window.set(e.subarray(a-i,a-i+n),s.wnext),(i-=n)?(s.window.set(e.subarray(a-i,a),0),s.wnext=i,s.whave=s.wsize):(s.wnext+=n,s.wnext===s.wsize&&(s.wnext=0),s.whave<s.wsize&&(s.whave+=n))),0;};var qe={inflateReset:He,inflateReset2:je,inflateResetKeep:Me,inflateInit:function inflateInit(t){return Ke(t,15);},inflateInit2:Ke,inflate:function inflate(t,e){var a,i,n,s,r,o,l,h,d,_,f,c,u,w,m,b,g,p,k,v,y,x,z=0;var A=new Uint8Array(4);var E,R;var Z=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Ce(t)||!t.output||!t.input&&0!==t.avail_in)return xe;a=t.state,a.mode===Se&&(a.mode=De),r=t.next_out,n=t.output,l=t.avail_out,s=t.next_in,i=t.input,o=t.avail_in,h=a.hold,d=a.bits,_=o,f=l,x=ke;t:for(;;){switch(a.mode){case Ze:if(0===a.wrap){a.mode=De;break;}for(;d<16;){if(0===o)break 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t;o--,h+=i[s++]<<d,d+=8;}a.head&&(a.head.time=h),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,A[2]=h>>>16&255,A[3]=h>>>24&255,a.check=H(a.check,A,4,0)),h=0,d=0,a.mode=16183;case 16183:for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.head&&(a.head.xflags=255&h,a.head.os=h>>8),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,a.check=H(a.check,A,2,0)),h=0,d=0,a.mode=16184;case 16184:if(1024&a.flags){for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.length=h,a.head&&(a.head.extra_len=h),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,a.check=H(a.check,A,2,0)),h=0,d=0;}else a.head&&(a.head.extra=null);a.mode=16185;case 16185:if(1024&a.flags&&(c=a.length,c>o&&(c=o),c&&(a.head&&(y=a.head.extra_len-a.length,a.head.extra||(a.head.extra=new Uint8Array(a.head.extra_len)),a.head.extra.set(i.subarray(s,s+c),y)),512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,a.length-=c),a.length))break t;a.length=0,a.mode=16186;case 16186:if(2048&a.flags){if(0===o)break t;c=0;do{y=i[s+c++],a.head&&y&&a.length<65536&&(a.head.name+=String.fromCharCode(y));}while(y&&c<o);if(512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,y)break t;}else a.head&&(a.head.name=null);a.length=0,a.mode=16187;case 16187:if(4096&a.flags){if(0===o)break t;c=0;do{y=i[s+c++],a.head&&y&&a.length<65536&&(a.head.comment+=String.fromCharCode(y));}while(y&&c<o);if(512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,y)break t;}else a.head&&(a.head.comment=null);a.mode=16188;case 16188:if(512&a.flags){for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(4&a.wrap&&h!==(65535&a.check)){t.msg="header crc mismatch",a.mode=Le;break;}h=0,d=0;}a.head&&(a.head.hcrc=a.flags>>9&1,a.head.done=!0),t.adler=a.check=0,a.mode=Se;break;case 16189:for(;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}t.adler=a.check=Ne(h),h=0,d=0,a.mode=Ue;case Ue:if(0===a.havedict)return t.next_out=r,t.avail_out=l,t.next_in=s,t.avail_in=o,a.hold=h,a.bits=d,ye;t.adler=a.check=1,a.mode=Se;case Se:if(e===ge||e===pe)break t;case De:if(a.last){h>>>=7&d,d-=7&d,a.mode=Fe;break;}for(;d<3;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}switch(a.last=1&h,h>>>=1,d-=1,3&h){case 0:a.mode=16193;break;case 1:if(Xe(a),a.mode=Oe,e===pe){h>>>=2,d-=2;break t;}break;case 2:a.mode=16196;break;case 3:t.msg="invalid block type",a.mode=Le;}h>>>=2,d-=2;break;case 16193:for(h>>>=7&d,d-=7&d;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if((65535&h)!=(h>>>16^65535)){t.msg="invalid stored block lengths",a.mode=Le;break;}if(a.length=65535&h,h=0,d=0,a.mode=Te,e===pe)break t;case Te:a.mode=16195;case 16195:if(c=a.length,c){if(c>o&&(c=o),c>l&&(c=l),0===c)break t;n.set(i.subarray(s,s+c),r),o-=c,s+=c,l-=c,r+=c,a.length-=c;break;}a.mode=Se;break;case 16196:for(;d<14;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(a.nlen=257+(31&h),h>>>=5,d-=5,a.ndist=1+(31&h),h>>>=5,d-=5,a.ncode=4+(15&h),h>>>=4,d-=4,a.nlen>286||a.ndist>30){t.msg="too many length or distance symbols",a.mode=Le;break;}a.have=0,a.mode=16197;case 16197:for(;a.have<a.ncode;){for(;d<3;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.lens[Z[a.have++]]=7&h,h>>>=3,d-=3;}for(;a.have<19;){a.lens[Z[a.have++]]=0;}if(a.lencode=a.lendyn,a.lenbits=7,E={bits:a.lenbits},x=me(0,a.lens,0,19,a.lencode,0,a.work,E),a.lenbits=E.bits,x){t.msg="invalid code lengths set",a.mode=Le;break;}a.have=0,a.mode=16198;case 16198:for(;a.have<a.nlen+a.ndist;){for(;z=a.lencode[h&(1<<a.lenbits)-1],m=z>>>24,b=z>>>16&255,g=65535&z,!(m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(g<16)h>>>=m,d-=m,a.lens[a.have++]=g;else{if(16===g){for(R=m+2;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(h>>>=m,d-=m,0===a.have){t.msg="invalid bit length repeat",a.mode=Le;break;}y=a.lens[a.have-1],c=3+(3&h),h>>>=2,d-=2;}else if(17===g){for(R=m+3;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=m,d-=m,y=0,c=3+(7&h),h>>>=3,d-=3;}else{for(R=m+7;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=m,d-=m,y=0,c=11+(127&h),h>>>=7,d-=7;}if(a.have+c>a.nlen+a.ndist){t.msg="invalid bit length 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i,n,s=-1,r=e[1],o=0,l=7,h=4;for(0===r&&(l=138,h=3),i=0;i<=a;i++){if(n=r,r=e[2*(i+1)+1],!(++o<l&&n===r)){if(o<h)do{z(t,n,t.bl_tree);}while(0!=--o);else 0!==n?(n!==s&&(z(t,n,t.bl_tree),o--),z(t,16,t.bl_tree),x(t,o-3,2)):o<=10?(z(t,17,t.bl_tree),x(t,o-3,3)):(z(t,18,t.bl_tree),x(t,o-11,7));o=0,s=n,0===r?(l=138,h=3):n===r?(l=6,h=3):(l=7,h=4);}}};var F=!1;var L=function L(t,e,a,i){x(t,0+(i?1:0),3),Z(t),y(t,a),y(t,~a),a&&t.pending_buf.set(t.window.subarray(e,e+a),t.pending),t.pending+=a;};var N=function N(t,e,i,n){var s,r,o=0;t.level>0?(2===t.strm.data_type&&(t.strm.data_type=function(t){var e,i=4093624447;for(e=0;e<=31;e++,i>>>=1){if(1&i&&0!==t.dyn_ltree[2*e])return 0;}if(0!==t.dyn_ltree[18]||0!==t.dyn_ltree[20]||0!==t.dyn_ltree[26])return 1;for(e=32;e<a;e++){if(0!==t.dyn_ltree[2*e])return 1;}return 0;}(t)),T(t,t.l_desc),T(t,t.d_desc),o=function(t){var e;for(O(t,t.dyn_ltree,t.l_desc.max_code),O(t,t.dyn_dtree,t.d_desc.max_code),T(t,t.bl_desc),e=18;e>=3&&0===t.bl_tree[2*h[e]+1];e--){;}return t.opt_len+=3*(e+1)+5+5+4,e;}(t),s=t.opt_len+3+7>>>3,r=t.static_len+3+7>>>3,r<=s&&(s=r)):s=r=i+5,i+4<=s&&-1!==e?L(t,e,i,n):4===t.strategy||r===s?(x(t,2+(n?1:0),3),D(t,d,_)):(x(t,4+(n?1:0),3),function(t,e,a,i){var n;for(x(t,e-257,5),x(t,a-1,5),x(t,i-4,4),n=0;n<i;n++){x(t,t.bl_tree[2*h[n]+1],3);}I(t,t.dyn_ltree,e-1),I(t,t.dyn_dtree,a-1);}(t,t.l_desc.max_code+1,t.d_desc.max_code+1,o+1),D(t,t.dyn_ltree,t.dyn_dtree)),R(t),n&&Z(t);},B={_tr_init:function _tr_init(t){F||(function(){var t,e,a,h,k;var v=new Array(16);for(a=0,h=0;h<28;h++){for(u[h]=a,t=0;t<1<<r[h];t++){c[a++]=h;}}for(c[a-1]=h,k=0,h=0;h<16;h++){for(w[h]=k,t=0;t<1<<o[h];t++){f[k++]=h;}}for(k>>=7;h<n;h++){for(w[h]=k<<7,t=0;t<1<<o[h]-7;t++){f[256+k++]=h;}}for(e=0;e<=s;e++){v[e]=0;}for(t=0;t<=143;){d[2*t+1]=8,t++,v[8]++;}for(;t<=255;){d[2*t+1]=9,t++,v[9]++;}for(;t<=279;){d[2*t+1]=7,t++,v[7]++;}for(;t<=287;){d[2*t+1]=8,t++,v[8]++;}for(E(d,287,v),t=0;t<n;t++){_[2*t+1]=5,_[2*t]=A(t,5);}b=new m(d,r,257,i,s),g=new m(_,o,0,n,s),p=new m(new Array(0),l,0,19,7);}(),F=!0),t.l_desc=new k(t.dyn_ltree,b),t.d_desc=new k(t.dyn_dtree,g),t.bl_desc=new k(t.bl_tree,p),t.bi_buf=0,t.bi_valid=0,R(t);},_tr_stored_block:L,_tr_flush_block:N,_tr_tally:function _tr_tally(t,e,i){return t.pending_buf[t.sym_buf+t.sym_next++]=e,t.pending_buf[t.sym_buf+t.sym_next++]=e>>8,t.pending_buf[t.sym_buf+t.sym_next++]=i,0===e?t.dyn_ltree[2*i]++:(t.matches++,e--,t.dyn_ltree[2*(c[i]+a+1)]++,t.dyn_dtree[2*v(e)]++),t.sym_next===t.sym_end;},_tr_align:function _tr_align(t){x(t,2,3),z(t,256,d),function(t){16===t.bi_valid?(y(t,t.bi_buf),t.bi_buf=0,t.bi_valid=0):t.bi_valid>=8&&(t.pending_buf[t.pending++]=255&t.bi_buf,t.bi_buf>>=8,t.bi_valid-=8);}(t);}};var C=function C(t,e,a,i){var n=65535&t|0,s=t>>>16&65535|0,r=0;for(;0!==a;){r=a>2e3?2e3:a,a-=r;do{n=n+e[i++]|0,s=s+n|0;}while(--r);n%=65521,s%=65521;}return n|s<<16|0;};var M=new Uint32Array(function(){var t,e=[];for(var a=0;a<256;a++){t=a;for(var i=0;i<8;i++){t=1&t?3988292384^t>>>1:t>>>1;}e[a]=t;}return e;}());var H=function H(t,e,a,i){var n=M,s=i+a;t^=-1;for(var _a7=i;_a7<s;_a7++){t=t>>>8^n[255&(t^e[_a7])];}return-1^t;},j={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"},K={Z_NO_FLUSH:0,Z_PARTIAL_FLUSH:1,Z_SYNC_FLUSH:2,Z_FULL_FLUSH:3,Z_FINISH:4,Z_BLOCK:5,Z_TREES:6,Z_OK:0,Z_STREAM_END:1,Z_NEED_DICT:2,Z_ERRNO:-1,Z_STREAM_ERROR:-2,Z_DATA_ERROR:-3,Z_MEM_ERROR:-4,Z_BUF_ERROR:-5,Z_NO_COMPRESSION:0,Z_BEST_SPEED:1,Z_BEST_COMPRESSION:9,Z_DEFAULT_COMPRESSION:-1,Z_FILTERED:1,Z_HUFFMAN_ONLY:2,Z_RLE:3,Z_FIXED:4,Z_DEFAULT_STRATEGY:0,Z_BINARY:0,Z_TEXT:1,Z_UNKNOWN:2,Z_DEFLATED:8};var P=B._tr_init,Y=B._tr_stored_block,G=B._tr_flush_block,X=B._tr_tally,W=B._tr_align,q=K.Z_NO_FLUSH,J=K.Z_PARTIAL_FLUSH,Q=K.Z_FULL_FLUSH,V=K.Z_FINISH,$=K.Z_BLOCK,tt=K.Z_OK,et=K.Z_STREAM_END,at=K.Z_STREAM_ERROR,it=K.Z_DATA_ERROR,nt=K.Z_BUF_ERROR,st=K.Z_DEFAULT_COMPRESSION,rt=K.Z_FILTERED,ot=K.Z_HUFFMAN_ONLY,lt=K.Z_RLE,ht=K.Z_FIXED,dt=K.Z_DEFAULT_STRATEGY,_t=K.Z_UNKNOWN,ft=K.Z_DEFLATED,ct=258,ut=262,wt=42,mt=113,bt=666,gt=function gt(t,e){return t.msg=j[e],e;},pt=function pt(t){return 2*t-(t>4?9:0);},kt=function kt(t){var e=t.length;for(;--e>=0;){t[e]=0;}},vt=function vt(t){var e,a,i,n=t.w_size;e=t.hash_size,i=e;do{a=t.head[--i],t.head[i]=a>=n?a-n:0;}while(--e);e=n,i=e;do{a=t.prev[--i],t.prev[i]=a>=n?a-n:0;}while(--e);};var yt=function yt(t,e,a){return(e<<t.hash_shift^a)&t.hash_mask;};var xt=function xt(t){var e=t.state;var a=e.pending;a>t.avail_out&&(a=t.avail_out),0!==a&&(t.output.set(e.pending_buf.subarray(e.pending_out,e.pending_out+a),t.next_out),t.next_out+=a,e.pending_out+=a,t.total_out+=a,t.avail_out-=a,e.pending-=a,0===e.pending&&(e.pending_out=0));},zt=function zt(t,e){G(t,t.block_start>=0?t.block_start:-1,t.strstart-t.block_start,e),t.block_start=t.strstart,xt(t.strm);},At=function At(t,e){t.pending_buf[t.pending++]=e;},Et=function Et(t,e){t.pending_buf[t.pending++]=e>>>8&255,t.pending_buf[t.pending++]=255&e;},Rt=function Rt(t,e,a,i){var n=t.avail_in;return n>i&&(n=i),0===n?0:(t.avail_in-=n,e.set(t.input.subarray(t.next_in,t.next_in+n),a),1===t.state.wrap?t.adler=C(t.adler,e,n,a):2===t.state.wrap&&(t.adler=H(t.adler,e,n,a)),t.next_in+=n,t.total_in+=n,n);},Zt=function Zt(t,e){var a,i,n=t.max_chain_length,s=t.strstart,r=t.prev_length,o=t.nice_match;var l=t.strstart>t.w_size-ut?t.strstart-(t.w_size-ut):0,h=t.window,d=t.w_mask,_=t.prev,f=t.strstart+ct;var 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a,i,n;do{if(i=t.window_size-t.lookahead-t.strstart,t.strstart>=e+(e-ut)&&(t.window.set(t.window.subarray(e,e+e-i),0),t.match_start-=e,t.strstart-=e,t.block_start-=e,t.insert>t.strstart&&(t.insert=t.strstart),vt(t),i+=e),0===t.strm.avail_in)break;if(a=Rt(t.strm,t.window,t.strstart+t.lookahead,i),t.lookahead+=a,t.lookahead+t.insert>=3)for(n=t.strstart-t.insert,t.ins_h=t.window[n],t.ins_h=yt(t,t.ins_h,t.window[n+1]);t.insert&&(t.ins_h=yt(t,t.ins_h,t.window[n+3-1]),t.prev[n&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=n,n++,t.insert--,!(t.lookahead+t.insert<3));){;}}while(t.lookahead<ut&&0!==t.strm.avail_in);},St=function St(t,e){var a,i,n,s=t.pending_buf_size-5>t.w_size?t.w_size:t.pending_buf_size-5,r=0,o=t.strm.avail_in;do{if(a=65535,n=t.bi_valid+42>>3,t.strm.avail_out<n)break;if(n=t.strm.avail_out-n,i=t.strstart-t.block_start,a>i+t.strm.avail_in&&(a=i+t.strm.avail_in),a>n&&(a=n),a<s&&(0===a&&e!==V||e===q||a!==i+t.strm.avail_in))break;r=e===V&&a===i+t.strm.avail_in?1:0,Y(t,0,0,r),t.pending_buf[t.pending-4]=a,t.pending_buf[t.pending-3]=a>>8,t.pending_buf[t.pending-2]=~a,t.pending_buf[t.pending-1]=~a>>8,xt(t.strm),i&&(i>a&&(i=a),t.strm.output.set(t.window.subarray(t.block_start,t.block_start+i),t.strm.next_out),t.strm.next_out+=i,t.strm.avail_out-=i,t.strm.total_out+=i,t.block_start+=i,a-=i),a&&(Rt(t.strm,t.strm.output,t.strm.next_out,a),t.strm.next_out+=a,t.strm.avail_out-=a,t.strm.total_out+=a);}while(0===r);return 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Dt(t,e){var a,i;for(;;){if(t.lookahead<ut){if(Ut(t),t.lookahead<ut&&e===q)return 1;if(0===t.lookahead)break;}if(a=0,t.lookahead>=3&&(t.ins_h=yt(t,t.ins_h,t.window[t.strstart+3-1]),a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart),0!==a&&t.strstart-a<=t.w_size-ut&&(t.match_length=Zt(t,a)),t.match_length>=3){if(i=X(t,t.strstart-t.match_start,t.match_length-3),t.lookahead-=t.match_length,t.match_length<=t.max_lazy_match&&t.lookahead>=3){t.match_length--;do{t.strstart++,t.ins_h=yt(t,t.ins_h,t.window[t.strstart+3-1]),a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart;}while(0!=--t.match_length);t.strstart++;}else t.strstart+=t.match_length,t.match_length=0,t.ins_h=t.window[t.strstart],t.ins_h=yt(t,t.ins_h,t.window[t.strstart+1]);}else i=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++;if(i&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=t.strstart<2?t.strstart:2,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;},Tt=function Tt(t,e){var a,i,n;for(;;){if(t.lookahead<ut){if(Ut(t),t.lookahead<ut&&e===q)return 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if(t.match_available){if(i=X(t,0,t.window[t.strstart-1]),i&&zt(t,!1),t.strstart++,t.lookahead--,0===t.strm.avail_out)return 1;}else t.match_available=1,t.strstart++,t.lookahead--;}return t.match_available&&(i=X(t,0,t.window[t.strstart-1]),t.match_available=0),t.insert=t.strstart<2?t.strstart:2,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;};function Ot(t,e,a,i,n){this.good_length=t,this.max_lazy=e,this.nice_length=a,this.max_chain=i,this.func=n;}var It=[new Ot(0,0,0,0,St),new Ot(4,4,8,4,Dt),new Ot(4,5,16,8,Dt),new Ot(4,6,32,32,Dt),new Ot(4,4,16,16,Tt),new Ot(8,16,32,32,Tt),new Ot(8,16,128,128,Tt),new Ot(8,32,128,256,Tt),new Ot(32,128,258,1024,Tt),new Ot(32,258,258,4096,Tt)];function Ft(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ft,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),kt(this.dyn_ltree),kt(this.dyn_dtree),kt(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),kt(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new Uint16Array(573),kt(this.depth),this.sym_buf=0,this.lit_bufsize=0,this.sym_next=0,this.sym_end=0,this.opt_len=0,this.static_len=0,this.matches=0,this.insert=0,this.bi_buf=0,this.bi_valid=0;}var Lt=function Lt(t){if(!t)return 1;var e=t.state;return!e||e.strm!==t||e.status!==wt&&57!==e.status&&69!==e.status&&73!==e.status&&91!==e.status&&103!==e.status&&e.status!==mt&&e.status!==bt?1:0;},Nt=function Nt(t){if(Lt(t))return gt(t,at);t.total_in=t.total_out=0,t.data_type=_t;var e=t.state;return e.pending=0,e.pending_out=0,e.wrap<0&&(e.wrap=-e.wrap),e.status=2===e.wrap?57:e.wrap?wt:mt,t.adler=2===e.wrap?0:1,e.last_flush=-2,P(e),tt;},Bt=function Bt(t){var e=Nt(t);var a;return e===tt&&((a=t.state).window_size=2*a.w_size,kt(a.head),a.max_lazy_match=It[a.level].max_lazy,a.good_match=It[a.level].good_length,a.nice_match=It[a.level].nice_length,a.max_chain_length=It[a.level].max_chain,a.strstart=0,a.block_start=0,a.lookahead=0,a.insert=0,a.match_length=a.prev_length=2,a.match_available=0,a.ins_h=0),e;},Ct=function Ct(t,e,a,i,n,s){if(!t)return at;var r=1;if(e===st&&(e=6),i<0?(r=0,i=-i):i>15&&(r=2,i-=16),n<1||n>9||a!==ft||i<8||i>15||e<0||e>9||s<0||s>ht||8===i&&1!==r)return gt(t,at);8===i&&(i=9);var o=new Ft();return t.state=o,o.strm=t,o.status=wt,o.wrap=r,o.gzhead=null,o.w_bits=i,o.w_size=1<<o.w_bits,o.w_mask=o.w_size-1,o.hash_bits=n+7,o.hash_size=1<<o.hash_bits,o.hash_mask=o.hash_size-1,o.hash_shift=~~((o.hash_bits+3-1)/3),o.window=new Uint8Array(2*o.w_size),o.head=new Uint16Array(o.hash_size),o.prev=new Uint16Array(o.w_size),o.lit_bufsize=1<<n+6,o.pending_buf_size=4*o.lit_bufsize,o.pending_buf=new Uint8Array(o.pending_buf_size),o.sym_buf=o.lit_bufsize,o.sym_end=3*(o.lit_bufsize-1),o.level=e,o.strategy=s,o.method=a,Bt(t);};var Mt={deflateInit:function deflateInit(t,e){return Ct(t,e,ft,15,8,dt);},deflateInit2:Ct,deflateReset:Bt,deflateResetKeep:Nt,deflateSetHeader:function deflateSetHeader(t,e){return Lt(t)||2!==t.state.wrap?at:(t.state.gzhead=e,tt);},deflate:function deflate(t,e){if(Lt(t)||e>$||e<0)return t?gt(t,at):at;var a=t.state;if(!t.output||0!==t.avail_in&&!t.input||a.status===bt&&e!==V)return gt(t,0===t.avail_out?nt:at);var i=a.last_flush;if(a.last_flush=e,0!==a.pending){if(xt(t),0===t.avail_out)return a.last_flush=-1,tt;}else if(0===t.avail_in&&pt(e)<=pt(i)&&e!==V)return gt(t,nt);if(a.status===bt&&0!==t.avail_in)return gt(t,nt);if(a.status===wt&&0===a.wrap&&(a.status=mt),a.status===wt){var _e3=ft+(a.w_bits-8<<4)<<8,_i561=-1;if(_i561=a.strategy>=ot||a.level<2?0:a.level<6?1:6===a.level?2:3,_e3|=_i561<<6,0!==a.strstart&&(_e3|=32),_e3+=31-_e3%31,Et(a,_e3),0!==a.strstart&&(Et(a,t.adler>>>16),Et(a,65535&t.adler)),t.adler=1,a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;}if(57===a.status)if(t.adler=0,At(a,31),At(a,139),At(a,8),a.gzhead)At(a,(a.gzhead.text?1:0)+(a.gzhead.hcrc?2:0)+(a.gzhead.extra?4:0)+(a.gzhead.name?8:0)+(a.gzhead.comment?16:0)),At(a,255&a.gzhead.time),At(a,a.gzhead.time>>8&255),At(a,a.gzhead.time>>16&255),At(a,a.gzhead.time>>24&255),At(a,9===a.level?2:a.strategy>=ot||a.level<2?4:0),At(a,255&a.gzhead.os),a.gzhead.extra&&a.gzhead.extra.length&&(At(a,255&a.gzhead.extra.length),At(a,a.gzhead.extra.length>>8&255)),a.gzhead.hcrc&&(t.adler=H(t.adler,a.pending_buf,a.pending,0)),a.gzindex=0,a.status=69;else if(At(a,0),At(a,0),At(a,0),At(a,0),At(a,0),At(a,9===a.level?2:a.strategy>=ot||a.level<2?4:0),At(a,3),a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;if(69===a.status){if(a.gzhead.extra){var _e4=a.pending,_i562=(65535&a.gzhead.extra.length)-a.gzindex;for(;a.pending+_i562>a.pending_buf_size;){var _n3=a.pending_buf_size-a.pending;if(a.pending_buf.set(a.gzhead.extra.subarray(a.gzindex,a.gzindex+_n3),a.pending),a.pending=a.pending_buf_size,a.gzhead.hcrc&&a.pending>_e4&&(t.adler=H(t.adler,a.pending_buf,a.pending-_e4,_e4)),a.gzindex+=_n3,xt(t),0!==a.pending)return a.last_flush=-1,tt;_e4=0,_i562-=_n3;}var _n2=new Uint8Array(a.gzhead.extra);a.pending_buf.set(_n2.subarray(a.gzindex,a.gzindex+_i562),a.pending),a.pending+=_i562,a.gzhead.hcrc&&a.pending>_e4&&(t.adler=H(t.adler,a.pending_buf,a.pending-_e4,_e4)),a.gzindex=0;}a.status=73;}if(73===a.status){if(a.gzhead.name){var _e5,_i563=a.pending;do{if(a.pending===a.pending_buf_size){if(a.gzhead.hcrc&&a.pending>_i563&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i563,_i563)),xt(t),0!==a.pending)return a.last_flush=-1,tt;_i563=0;}_e5=a.gzindex<a.gzhead.name.length?255&a.gzhead.name.charCodeAt(a.gzindex++):0,At(a,_e5);}while(0!==_e5);a.gzhead.hcrc&&a.pending>_i563&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i563,_i563)),a.gzindex=0;}a.status=91;}if(91===a.status){if(a.gzhead.comment){var _e6,_i564=a.pending;do{if(a.pending===a.pending_buf_size){if(a.gzhead.hcrc&&a.pending>_i564&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i564,_i564)),xt(t),0!==a.pending)return a.last_flush=-1,tt;_i564=0;}_e6=a.gzindex<a.gzhead.comment.length?255&a.gzhead.comment.charCodeAt(a.gzindex++):0,At(a,_e6);}while(0!==_e6);a.gzhead.hcrc&&a.pending>_i564&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i564,_i564));}a.status=103;}if(103===a.status){if(a.gzhead.hcrc){if(a.pending+2>a.pending_buf_size&&(xt(t),0!==a.pending))return a.last_flush=-1,tt;At(a,255&t.adler),At(a,t.adler>>8&255),t.adler=0;}if(a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;}if(0!==t.avail_in||0!==a.lookahead||e!==q&&a.status!==bt){var _i565=0===a.level?St(a,e):a.strategy===ot?function(t,e){var a;for(;;){if(0===t.lookahead&&(Ut(t),0===t.lookahead)){if(e===q)return 1;break;}if(t.match_length=0,a=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++,a&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=0,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;}(a,e):a.strategy===lt?function(t,e){var a,i,n,s;var r=t.window;for(;;){if(t.lookahead<=ct){if(Ut(t),t.lookahead<=ct&&e===q)return 1;if(0===t.lookahead)break;}if(t.match_length=0,t.lookahead>=3&&t.strstart>0&&(n=t.strstart-1,i=r[n],i===r[++n]&&i===r[++n]&&i===r[++n])){s=t.strstart+ct;do{}while(i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&n<s);t.match_length=ct-(s-n),t.match_length>t.lookahead&&(t.match_length=t.lookahead);}if(t.match_length>=3?(a=X(t,1,t.match_length-3),t.lookahead-=t.match_length,t.strstart+=t.match_length,t.match_length=0):(a=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++),a&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=0,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;}(a,e):It[a.level].func(a,e);if(3!==_i565&&4!==_i565||(a.status=bt),1===_i565||3===_i565)return 0===t.avail_out&&(a.last_flush=-1),tt;if(2===_i565&&(e===J?W(a):e!==$&&(Y(a,0,0,!1),e===Q&&(kt(a.head),0===a.lookahead&&(a.strstart=0,a.block_start=0,a.insert=0))),xt(t),0===t.avail_out))return a.last_flush=-1,tt;}return e!==V?tt:a.wrap<=0?et:(2===a.wrap?(At(a,255&t.adler),At(a,t.adler>>8&255),At(a,t.adler>>16&255),At(a,t.adler>>24&255),At(a,255&t.total_in),At(a,t.total_in>>8&255),At(a,t.total_in>>16&255),At(a,t.total_in>>24&255)):(Et(a,t.adler>>>16),Et(a,65535&t.adler)),xt(t),a.wrap>0&&(a.wrap=-a.wrap),0!==a.pending?tt:et);},deflateEnd:function deflateEnd(t){if(Lt(t))return at;var e=t.state.status;return t.state=null,e===mt?gt(t,it):tt;},deflateSetDictionary:function deflateSetDictionary(t,e){var a=e.length;if(Lt(t))return at;var i=t.state,n=i.wrap;if(2===n||1===n&&i.status!==wt||i.lookahead)return at;if(1===n&&(t.adler=C(t.adler,e,a,0)),i.wrap=0,a>=i.w_size){0===n&&(kt(i.head),i.strstart=0,i.block_start=0,i.insert=0);var _t2=new Uint8Array(i.w_size);_t2.set(e.subarray(a-i.w_size,a),0),e=_t2,a=i.w_size;}var s=t.avail_in,r=t.next_in,o=t.input;for(t.avail_in=a,t.next_in=0,t.input=e,Ut(i);i.lookahead>=3;){var _t3=i.strstart,_e7=i.lookahead-2;do{i.ins_h=yt(i,i.ins_h,i.window[_t3+3-1]),i.prev[_t3&i.w_mask]=i.head[i.ins_h],i.head[i.ins_h]=_t3,_t3++;}while(--_e7);i.strstart=_t3,i.lookahead=2,Ut(i);}return i.strstart+=i.lookahead,i.block_start=i.strstart,i.insert=i.lookahead,i.lookahead=0,i.match_length=i.prev_length=2,i.match_available=0,t.next_in=r,t.input=o,t.avail_in=s,i.wrap=n,tt;},deflateInfo:"pako deflate (from Nodeca project)"};var Ht=function Ht(t,e){return Object.prototype.hasOwnProperty.call(t,e);};var jt=function jt(t){var e=Array.prototype.slice.call(arguments,1);for(;e.length;){var _a8=e.shift();if(_a8){if("object"!=_typeof(_a8))throw new TypeError(_a8+"must be non-object");for(var _e8 in _a8){Ht(_a8,_e8)&&(t[_e8]=_a8[_e8]);}}}return t;},Kt=function Kt(t){var e=0;for(var _a9=0,_i566=t.length;_a9<_i566;_a9++){e+=t[_a9].length;}var a=new Uint8Array(e);for(var _e9=0,_i567=0,_n4=t.length;_e9<_n4;_e9++){var _n5=t[_e9];a.set(_n5,_i567),_i567+=_n5.length;}return a;};var Pt=!0;try{String.fromCharCode.apply(null,new Uint8Array(1));}catch(t){Pt=!1;}var Yt=new Uint8Array(256);for(var _t4=0;_t4<256;_t4++){Yt[_t4]=_t4>=252?6:_t4>=248?5:_t4>=240?4:_t4>=224?3:_t4>=192?2:1;}Yt[254]=Yt[254]=1;var Gt=function Gt(t){if("function"==typeof TextEncoder&&TextEncoder.prototype.encode)return new TextEncoder().encode(t);var e,a,i,n,s,r=t.length,o=0;for(n=0;n<r;n++){a=t.charCodeAt(n),55296==(64512&a)&&n+1<r&&(i=t.charCodeAt(n+1),56320==(64512&i)&&(a=65536+(a-55296<<10)+(i-56320),n++)),o+=a<128?1:a<2048?2:a<65536?3:4;}for(e=new Uint8Array(o),s=0,n=0;s<o;n++){a=t.charCodeAt(n),55296==(64512&a)&&n+1<r&&(i=t.charCodeAt(n+1),56320==(64512&i)&&(a=65536+(a-55296<<10)+(i-56320),n++)),a<128?e[s++]=a:a<2048?(e[s++]=192|a>>>6,e[s++]=128|63&a):a<65536?(e[s++]=224|a>>>12,e[s++]=128|a>>>6&63,e[s++]=128|63&a):(e[s++]=240|a>>>18,e[s++]=128|a>>>12&63,e[s++]=128|a>>>6&63,e[s++]=128|63&a);}return e;},Xt=function Xt(t,e){var a=e||t.length;if("function"==typeof TextDecoder&&TextDecoder.prototype.decode)return new TextDecoder().decode(t.subarray(0,e));var i,n;var s=new Array(2*a);for(n=0,i=0;i<a;){var _e10=t[i++];if(_e10<128){s[n++]=_e10;continue;}var _r6=Yt[_e10];if(_r6>4)s[n++]=65533,i+=_r6-1;else{for(_e10&=2===_r6?31:3===_r6?15:7;_r6>1&&i<a;){_e10=_e10<<6|63&t[i++],_r6--;}_r6>1?s[n++]=65533:_e10<65536?s[n++]=_e10:(_e10-=65536,s[n++]=55296|_e10>>10&1023,s[n++]=56320|1023&_e10);}}return function(t,e){if(e<65534&&t.subarray&&Pt)return String.fromCharCode.apply(null,t.length===e?t:t.subarray(0,e));var a="";for(var _i568=0;_i568<e;_i568++){a+=String.fromCharCode(t[_i568]);}return a;}(s,n);},Wt=function Wt(t,e){(e=e||t.length)>t.length&&(e=t.length);var a=e-1;for(;a>=0&&128==(192&t[a]);){a--;}return a<0||0===a?e:a+Yt[t[a]]>e?a:e;};var qt=function qt(){this.input=null,this.next_in=0,this.avail_in=0,this.total_in=0,this.output=null,this.next_out=0,this.avail_out=0,this.total_out=0,this.msg="",this.state=null,this.data_type=2,this.adler=0;};var Jt=Object.prototype.toString,Qt=K.Z_NO_FLUSH,Vt=K.Z_SYNC_FLUSH,$t=K.Z_FULL_FLUSH,te=K.Z_FINISH,ee=K.Z_OK,ae=K.Z_STREAM_END,ie=K.Z_DEFAULT_COMPRESSION,ne=K.Z_DEFAULT_STRATEGY,se=K.Z_DEFLATED;function re(t){this.options=jt({level:ie,method:se,chunkSize:16384,windowBits:15,memLevel:8,strategy:ne},t||{});var e=this.options;e.raw&&e.windowBits>0?e.windowBits=-e.windowBits:e.gzip&&e.windowBits>0&&e.windowBits<16&&(e.windowBits+=16),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new qt(),this.strm.avail_out=0;var a=Mt.deflateInit2(this.strm,e.level,e.method,e.windowBits,e.memLevel,e.strategy);if(a!==ee)throw new Error(j[a]);if(e.header&&Mt.deflateSetHeader(this.strm,e.header),e.dictionary){var _t5;if(_t5="string"==typeof e.dictionary?Gt(e.dictionary):"[object ArrayBuffer]"===Jt.call(e.dictionary)?new Uint8Array(e.dictionary):e.dictionary,a=Mt.deflateSetDictionary(this.strm,_t5),a!==ee)throw new Error(j[a]);this._dict_set=!0;}}function oe(t,e){var a=new re(e);if(a.push(t,!0),a.err)throw a.msg||j[a.err];return a.result;}re.prototype.push=function(t,e){var a=this.strm,i=this.options.chunkSize;var n,s;if(this.ended)return!1;for(s=e===~~e?e:!0===e?te:Qt,"string"==typeof t?a.input=Gt(t):"[object ArrayBuffer]"===Jt.call(t)?a.input=new Uint8Array(t):a.input=t,a.next_in=0,a.avail_in=a.input.length;;){if(0===a.avail_out&&(a.output=new Uint8Array(i),a.next_out=0,a.avail_out=i),(s===Vt||s===$t)&&a.avail_out<=6)this.onData(a.output.subarray(0,a.next_out)),a.avail_out=0;else{if(n=Mt.deflate(a,s),n===ae)return a.next_out>0&&this.onData(a.output.subarray(0,a.next_out)),n=Mt.deflateEnd(this.strm),this.onEnd(n),this.ended=!0,n===ee;if(0!==a.avail_out){if(s>0&&a.next_out>0)this.onData(a.output.subarray(0,a.next_out)),a.avail_out=0;else if(0===a.avail_in)break;}else this.onData(a.output);}}return!0;},re.prototype.onData=function(t){this.chunks.push(t);},re.prototype.onEnd=function(t){t===ee&&(this.result=Kt(this.chunks)),this.chunks=[],this.err=t,this.msg=this.strm.msg;};var le={Deflate:re,deflate:oe,deflateRaw:function deflateRaw(t,e){return(e=e||{}).raw=!0,oe(t,e);},gzip:function gzip(t,e){return(e=e||{}).gzip=!0,oe(t,e);},constants:K};var he=16209;var de=function de(t,e){var a,i,n,s,r,o,l,h,d,_,f,c,u,w,m,b,g,p,k,v,y,x,z,A;var E=t.state;a=t.next_in,z=t.input,i=a+(t.avail_in-5),n=t.next_out,A=t.output,s=n-(e-t.avail_out),r=n+(t.avail_out-257),o=E.dmax,l=E.wsize,h=E.whave,d=E.wnext,_=E.window,f=E.hold,c=E.bits,u=E.lencode,w=E.distcode,m=(1<<E.lenbits)-1,b=(1<<E.distbits)-1;t:do{c<15&&(f+=z[a++]<<c,c+=8,f+=z[a++]<<c,c+=8),g=u[f&m];e:for(;;){if(p=g>>>24,f>>>=p,c-=p,p=g>>>16&255,0===p)A[n++]=65535&g;else{if(!(16&p)){if(0==(64&p)){g=u[(65535&g)+(f&(1<<p)-1)];continue e;}if(32&p){E.mode=16191;break t;}t.msg="invalid literal/length code",E.mode=he;break t;}k=65535&g,p&=15,p&&(c<p&&(f+=z[a++]<<c,c+=8),k+=f&(1<<p)-1,f>>>=p,c-=p),c<15&&(f+=z[a++]<<c,c+=8,f+=z[a++]<<c,c+=8),g=w[f&b];a:for(;;){if(p=g>>>24,f>>>=p,c-=p,p=g>>>16&255,!(16&p)){if(0==(64&p)){g=w[(65535&g)+(f&(1<<p)-1)];continue a;}t.msg="invalid distance code",E.mode=he;break t;}if(v=65535&g,p&=15,c<p&&(f+=z[a++]<<c,c+=8,c<p&&(f+=z[a++]<<c,c+=8)),v+=f&(1<<p)-1,v>o){t.msg="invalid distance too far back",E.mode=he;break t;}if(f>>>=p,c-=p,p=n-s,v>p){if(p=v-p,p>h&&E.sane){t.msg="invalid distance too far back",E.mode=he;break t;}if(y=0,x=_,0===d){if(y+=l-p,p<k){k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}}else if(d<p){if(y+=l+d-p,p-=d,p<k){k-=p;do{A[n++]=_[y++];}while(--p);if(y=0,d<k){p=d,k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}}}else if(y+=d-p,p<k){k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}for(;k>2;){A[n++]=x[y++],A[n++]=x[y++],A[n++]=x[y++],k-=3;}k&&(A[n++]=x[y++],k>1&&(A[n++]=x[y++]));}else{y=n-v;do{A[n++]=A[y++],A[n++]=A[y++],A[n++]=A[y++],k-=3;}while(k>2);k&&(A[n++]=A[y++],k>1&&(A[n++]=A[y++]));}break;}}break;}}while(a<i&&n<r);k=c>>3,a-=k,c-=k<<3,f&=(1<<c)-1,t.next_in=a,t.next_out=n,t.avail_in=a<i?i-a+5:5-(a-i),t.avail_out=n<r?r-n+257:257-(n-r),E.hold=f,E.bits=c;};var _e=15,fe=new Uint16Array([3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0]),ce=new Uint8Array([16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78]),ue=new Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),we=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]);var me=function me(t,e,a,i,n,s,r,o){var l=o.bits;var h,d,_,f,c,u,w=0,m=0,b=0,g=0,p=0,k=0,v=0,y=0,x=0,z=0,A=null;var E=new Uint16Array(16),R=new Uint16Array(16);var Z,U,S,D=null;for(w=0;w<=_e;w++){E[w]=0;}for(m=0;m<i;m++){E[e[a+m]]++;}for(p=l,g=_e;g>=1&&0===E[g];g--){;}if(p>g&&(p=g),0===g)return n[s++]=20971520,n[s++]=20971520,o.bits=1,0;for(b=1;b<g&&0===E[b];b++){;}for(p<b&&(p=b),y=1,w=1;w<=_e;w++){if(y<<=1,y-=E[w],y<0)return-1;}if(y>0&&(0===t||1!==g))return-1;for(R[1]=0,w=1;w<_e;w++){R[w+1]=R[w]+E[w];}for(m=0;m<i;m++){0!==e[a+m]&&(r[R[e[a+m]]++]=m);}if(0===t?(A=D=r,u=20):1===t?(A=fe,D=ce,u=257):(A=ue,D=we,u=0),z=0,m=0,w=b,c=s,k=p,v=0,_=-1,x=1<<p,f=x-1,1===t&&x>852||2===t&&x>592)return 1;for(;;){Z=w-v,r[m]+1<u?(U=0,S=r[m]):r[m]>=u?(U=D[r[m]-u],S=A[r[m]-u]):(U=96,S=0),h=1<<w-v,d=1<<k,b=d;do{d-=h,n[c+(z>>v)+d]=Z<<24|U<<16|S|0;}while(0!==d);for(h=1<<w-1;z&h;){h>>=1;}if(0!==h?(z&=h-1,z+=h):z=0,m++,0==--E[w]){if(w===g)break;w=e[a+r[m]];}if(w>p&&(z&f)!==_){for(0===v&&(v=p),c+=b,k=w-v,y=1<<k;k+v<g&&(y-=E[k+v],!(y<=0));){k++,y<<=1;}if(x+=1<<k,1===t&&x>852||2===t&&x>592)return 1;_=z&f,n[_]=p<<24|k<<16|c-s|0;}}return 0!==z&&(n[c+z]=w-v<<24|64<<16|0),o.bits=p,0;};var be=K.Z_FINISH,ge=K.Z_BLOCK,pe=K.Z_TREES,ke=K.Z_OK,ve=K.Z_STREAM_END,ye=K.Z_NEED_DICT,xe=K.Z_STREAM_ERROR,ze=K.Z_DATA_ERROR,Ae=K.Z_MEM_ERROR,Ee=K.Z_BUF_ERROR,Re=K.Z_DEFLATED,Ze=16180,Ue=16190,Se=16191,De=16192,Te=16194,Oe=16199,Ie=16200,Fe=16206,Le=16209,Ne=function Ne(t){return(t>>>24&255)+(t>>>8&65280)+((65280&t)<<8)+((255&t)<<24);};function Be(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0;}var Ce=function Ce(t){if(!t)return 1;var e=t.state;return!e||e.strm!==t||e.mode<Ze||e.mode>16211?1:0;},Me=function Me(t){if(Ce(t))return xe;var e=t.state;return t.total_in=t.total_out=e.total=0,t.msg="",e.wrap&&(t.adler=1&e.wrap),e.mode=Ze,e.last=0,e.havedict=0,e.flags=-1,e.dmax=32768,e.head=null,e.hold=0,e.bits=0,e.lencode=e.lendyn=new Int32Array(852),e.distcode=e.distdyn=new Int32Array(592),e.sane=1,e.back=-1,ke;},He=function He(t){if(Ce(t))return xe;var e=t.state;return e.wsize=0,e.whave=0,e.wnext=0,Me(t);},je=function je(t,e){var a;if(Ce(t))return xe;var i=t.state;return e<0?(a=0,e=-e):(a=5+(e>>4),e<48&&(e&=15)),e&&(e<8||e>15)?xe:(null!==i.window&&i.wbits!==e&&(i.window=null),i.wrap=a,i.wbits=e,He(t));},Ke=function Ke(t,e){if(!t)return xe;var a=new Be();t.state=a,a.strm=t,a.window=null,a.mode=Ze;var i=je(t,e);return i!==ke&&(t.state=null),i;};var Pe,Ye,Ge=!0;var Xe=function Xe(t){if(Ge){Pe=new Int32Array(512),Ye=new Int32Array(32);var _e11=0;for(;_e11<144;){t.lens[_e11++]=8;}for(;_e11<256;){t.lens[_e11++]=9;}for(;_e11<280;){t.lens[_e11++]=7;}for(;_e11<288;){t.lens[_e11++]=8;}for(me(1,t.lens,0,288,Pe,0,t.work,{bits:9}),_e11=0;_e11<32;){t.lens[_e11++]=5;}me(2,t.lens,0,32,Ye,0,t.work,{bits:5}),Ge=!1;}t.lencode=Pe,t.lenbits=9,t.distcode=Ye,t.distbits=5;},We=function We(t,e,a,i){var n;var s=t.state;return null===s.window&&(s.wsize=1<<s.wbits,s.wnext=0,s.whave=0,s.window=new Uint8Array(s.wsize)),i>=s.wsize?(s.window.set(e.subarray(a-s.wsize,a),0),s.wnext=0,s.whave=s.wsize):(n=s.wsize-s.wnext,n>i&&(n=i),s.window.set(e.subarray(a-i,a-i+n),s.wnext),(i-=n)?(s.window.set(e.subarray(a-i,a),0),s.wnext=i,s.whave=s.wsize):(s.wnext+=n,s.wnext===s.wsize&&(s.wnext=0),s.whave<s.wsize&&(s.whave+=n))),0;};var qe={inflateReset:He,inflateReset2:je,inflateResetKeep:Me,inflateInit:function inflateInit(t){return Ke(t,15);},inflateInit2:Ke,inflate:function inflate(t,e){var a,i,n,s,r,o,l,h,d,_,f,c,u,w,m,b,g,p,k,v,y,x,z=0;var A=new Uint8Array(4);var E,R;var Z=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Ce(t)||!t.output||!t.input&&0!==t.avail_in)return xe;a=t.state,a.mode===Se&&(a.mode=De),r=t.next_out,n=t.output,l=t.avail_out,s=t.next_in,i=t.input,o=t.avail_in,h=a.hold,d=a.bits,_=o,f=l,x=ke;t:for(;;){switch(a.mode){case Ze:if(0===a.wrap){a.mode=De;break;}for(;d<16;){if(0===o)break 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t;o--,h+=i[s++]<<d,d+=8;}a.head&&(a.head.time=h),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,A[2]=h>>>16&255,A[3]=h>>>24&255,a.check=H(a.check,A,4,0)),h=0,d=0,a.mode=16183;case 16183:for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.head&&(a.head.xflags=255&h,a.head.os=h>>8),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,a.check=H(a.check,A,2,0)),h=0,d=0,a.mode=16184;case 16184:if(1024&a.flags){for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.length=h,a.head&&(a.head.extra_len=h),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,a.check=H(a.check,A,2,0)),h=0,d=0;}else a.head&&(a.head.extra=null);a.mode=16185;case 16185:if(1024&a.flags&&(c=a.length,c>o&&(c=o),c&&(a.head&&(y=a.head.extra_len-a.length,a.head.extra||(a.head.extra=new Uint8Array(a.head.extra_len)),a.head.extra.set(i.subarray(s,s+c),y)),512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,a.length-=c),a.length))break t;a.length=0,a.mode=16186;case 16186:if(2048&a.flags){if(0===o)break t;c=0;do{y=i[s+c++],a.head&&y&&a.length<65536&&(a.head.name+=String.fromCharCode(y));}while(y&&c<o);if(512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,y)break t;}else a.head&&(a.head.name=null);a.length=0,a.mode=16187;case 16187:if(4096&a.flags){if(0===o)break t;c=0;do{y=i[s+c++],a.head&&y&&a.length<65536&&(a.head.comment+=String.fromCharCode(y));}while(y&&c<o);if(512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,y)break t;}else a.head&&(a.head.comment=null);a.mode=16188;case 16188:if(512&a.flags){for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(4&a.wrap&&h!==(65535&a.check)){t.msg="header crc mismatch",a.mode=Le;break;}h=0,d=0;}a.head&&(a.head.hcrc=a.flags>>9&1,a.head.done=!0),t.adler=a.check=0,a.mode=Se;break;case 16189:for(;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}t.adler=a.check=Ne(h),h=0,d=0,a.mode=Ue;case Ue:if(0===a.havedict)return t.next_out=r,t.avail_out=l,t.next_in=s,t.avail_in=o,a.hold=h,a.bits=d,ye;t.adler=a.check=1,a.mode=Se;case Se:if(e===ge||e===pe)break t;case De:if(a.last){h>>>=7&d,d-=7&d,a.mode=Fe;break;}for(;d<3;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}switch(a.last=1&h,h>>>=1,d-=1,3&h){case 0:a.mode=16193;break;case 1:if(Xe(a),a.mode=Oe,e===pe){h>>>=2,d-=2;break t;}break;case 2:a.mode=16196;break;case 3:t.msg="invalid block type",a.mode=Le;}h>>>=2,d-=2;break;case 16193:for(h>>>=7&d,d-=7&d;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if((65535&h)!=(h>>>16^65535)){t.msg="invalid stored block lengths",a.mode=Le;break;}if(a.length=65535&h,h=0,d=0,a.mode=Te,e===pe)break t;case Te:a.mode=16195;case 16195:if(c=a.length,c){if(c>o&&(c=o),c>l&&(c=l),0===c)break t;n.set(i.subarray(s,s+c),r),o-=c,s+=c,l-=c,r+=c,a.length-=c;break;}a.mode=Se;break;case 16196:for(;d<14;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(a.nlen=257+(31&h),h>>>=5,d-=5,a.ndist=1+(31&h),h>>>=5,d-=5,a.ncode=4+(15&h),h>>>=4,d-=4,a.nlen>286||a.ndist>30){t.msg="too many length or distance symbols",a.mode=Le;break;}a.have=0,a.mode=16197;case 16197:for(;a.have<a.ncode;){for(;d<3;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.lens[Z[a.have++]]=7&h,h>>>=3,d-=3;}for(;a.have<19;){a.lens[Z[a.have++]]=0;}if(a.lencode=a.lendyn,a.lenbits=7,E={bits:a.lenbits},x=me(0,a.lens,0,19,a.lencode,0,a.work,E),a.lenbits=E.bits,x){t.msg="invalid code lengths set",a.mode=Le;break;}a.have=0,a.mode=16198;case 16198:for(;a.have<a.nlen+a.ndist;){for(;z=a.lencode[h&(1<<a.lenbits)-1],m=z>>>24,b=z>>>16&255,g=65535&z,!(m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(g<16)h>>>=m,d-=m,a.lens[a.have++]=g;else{if(16===g){for(R=m+2;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(h>>>=m,d-=m,0===a.have){t.msg="invalid bit length repeat",a.mode=Le;break;}y=a.lens[a.have-1],c=3+(3&h),h>>>=2,d-=2;}else if(17===g){for(R=m+3;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=m,d-=m,y=0,c=3+(7&h),h>>>=3,d-=3;}else{for(R=m+7;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=m,d-=m,y=0,c=11+(127&h),h>>>=7,d-=7;}if(a.have+c>a.nlen+a.ndist){t.msg="invalid bit length repeat",a.mode=Le;break;}for(;c--;){a.lens[a.have++]=y;}}}if(a.mode===Le)break;if(0===a.lens[256]){t.msg="invalid code -- missing end-of-block",a.mode=Le;break;}if(a.lenbits=9,E={bits:a.lenbits},x=me(1,a.lens,0,a.nlen,a.lencode,0,a.work,E),a.lenbits=E.bits,x){t.msg="invalid literal/lengths set",a.mode=Le;break;}if(a.distbits=6,a.distcode=a.distdyn,E={bits:a.distbits},x=me(2,a.lens,a.nlen,a.ndist,a.distcode,0,a.work,E),a.distbits=E.bits,x){t.msg="invalid distances set",a.mode=Le;break;}if(a.mode=Oe,e===pe)break t;case Oe:a.mode=Ie;case Ie:if(o>=6&&l>=258){t.next_out=r,t.avail_out=l,t.next_in=s,t.avail_in=o,a.hold=h,a.bits=d,de(t,f),r=t.next_out,n=t.output,l=t.avail_out,s=t.next_in,i=t.input,o=t.avail_in,h=a.hold,d=a.bits,a.mode===Se&&(a.back=-1);break;}for(a.back=0;z=a.lencode[h&(1<<a.lenbits)-1],m=z>>>24,b=z>>>16&255,g=65535&z,!(m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(b&&0==(240&b)){for(p=m,k=b,v=g;z=a.lencode[v+((h&(1<<p+k)-1)>>p)],m=z>>>24,b=z>>>16&255,g=65535&z,!(p+m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=p,d-=p,a.back+=p;}if(h>>>=m,d-=m,a.back+=m,a.length=g,0===b){a.mode=16205;break;}if(32&b){a.back=-1,a.mode=Se;break;}if(64&b){t.msg="invalid literal/length code",a.mode=Le;break;}a.extra=15&b,a.mode=16201;case 16201:if(a.extra){for(R=a.extra;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.length+=h&(1<<a.extra)-1,h>>>=a.extra,d-=a.extra,a.back+=a.extra;}a.was=a.length,a.mode=16202;case 16202:for(;z=a.distcode[h&(1<<a.distbits)-1],m=z>>>24,b=z>>>16&255,g=65535&z,!(m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(0==(240&b)){for(p=m,k=b,v=g;z=a.distcode[v+((h&(1<<p+k)-1)>>p)],m=z>>>24,b=z>>>16&255,g=65535&z,!(p+m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=p,d-=p,a.back+=p;}if(h>>>=m,d-=m,a.back+=m,64&b){t.msg="invalid distance code",a.mode=Le;break;}a.offset=g,a.extra=15&b,a.mode=16203;case 16203:if(a.extra){for(R=a.extra;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.offset+=h&(1<<a.extra)-1,h>>>=a.extra,d-=a.extra,a.back+=a.extra;}if(a.offset>a.dmax){t.msg="invalid distance too far back",a.mode=Le;break;}a.mode=16204;case 16204:if(0===l)break t;if(c=f-l,a.offset>c){if(c=a.offset-c,c>a.whave&&a.sane){t.msg="invalid distance too far back",a.mode=Le;break;}c>a.wnext?(c-=a.wnext,u=a.wsize-c):u=a.wnext-c,c>a.length&&(c=a.length),w=a.window;}else w=n,u=r-a.offset,c=a.length;c>l&&(c=l),l-=c,a.length-=c;do{n[r++]=w[u++];}while(--c);0===a.length&&(a.mode=Ie);break;case 16205:if(0===l)break t;n[r++]=a.length,l--,a.mode=Ie;break;case Fe:if(a.wrap){for(;d<32;){if(0===o)break t;o--,h|=i[s++]<<d,d+=8;}if(f-=l,t.total_out+=f,a.total+=f,4&a.wrap&&f&&(t.adler=a.check=a.flags?H(a.check,n,f,r-f):C(a.check,n,f,r-f)),f=l,4&a.wrap&&(a.flags?h:Ne(h))!==a.check){t.msg="incorrect data check",a.mode=Le;break;}h=0,d=0;}a.mode=16207;case 16207:if(a.wrap&&a.flags){for(;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(4&a.wrap&&h!==(4294967295&a.total)){t.msg="incorrect length check",a.mode=Le;break;}h=0,d=0;}a.mode=16208;case 16208:x=ve;break t;case Le:x=ze;break t;case 16210:return Ae;default:return xe;}}return t.next_out=r,t.avail_out=l,t.next_in=s,t.avail_in=o,a.hold=h,a.bits=d,(a.wsize||f!==t.avail_out&&a.mode<Le&&(a.mode<Fe||e!==be))&&We(t,t.output,t.next_out,f-t.avail_out),_-=t.avail_in,f-=t.avail_out,t.total_in+=_,t.total_out+=f,a.total+=f,4&a.wrap&&f&&(t.adler=a.check=a.flags?H(a.check,n,f,t.next_out-f):C(a.check,n,f,t.next_out-f)),t.data_type=a.bits+(a.last?64:0)+(a.mode===Se?128:0)+(a.mode===Oe||a.mode===Te?256:0),(0===_&&0===f||e===be)&&x===ke&&(x=Ee),x;},inflateEnd:function inflateEnd(t){if(Ce(t))return xe;var e=t.state;return e.window&&(e.window=null),t.state=null,ke;},inflateGetHeader:function inflateGetHeader(t,e){if(Ce(t))return xe;var a=t.state;return 0==(2&a.wrap)?xe:(a.head=e,e.done=!1,ke);},inflateSetDictionary:function inflateSetDictionary(t,e){var a=e.length;var i,n,s;return Ce(t)?xe:(i=t.state,0!==i.wrap&&i.mode!==Ue?xe:i.mode===Ue&&(n=1,n=C(n,e,a,0),n!==i.check)?ze:(s=We(t,e,a,a),s?(i.mode=16210,Ae):(i.havedict=1,ke)));},inflateInfo:"pako inflate (from Nodeca project)"};var Je=function Je(){this.text=0,this.time=0,this.xflags=0,this.os=0,this.extra=null,this.extra_len=0,this.name="",this.comment="",this.hcrc=0,this.done=!1;};var Qe=Object.prototype.toString,Ve=K.Z_NO_FLUSH,$e=K.Z_FINISH,ta=K.Z_OK,ea=K.Z_STREAM_END,aa=K.Z_NEED_DICT,ia=K.Z_STREAM_ERROR,na=K.Z_DATA_ERROR,sa=K.Z_MEM_ERROR;function ra(t){this.options=jt({chunkSize:65536,windowBits:15,to:""},t||{});var e=this.options;e.raw&&e.windowBits>=0&&e.windowBits<16&&(e.windowBits=-e.windowBits,0===e.windowBits&&(e.windowBits=-15)),!(e.windowBits>=0&&e.windowBits<16)||t&&t.windowBits||(e.windowBits+=32),e.windowBits>15&&e.windowBits<48&&0==(15&e.windowBits)&&(e.windowBits|=15),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new qt(),this.strm.avail_out=0;var a=qe.inflateInit2(this.strm,e.windowBits);if(a!==ta)throw new Error(j[a]);if(this.header=new Je(),qe.inflateGetHeader(this.strm,this.header),e.dictionary&&("string"==typeof e.dictionary?e.dictionary=Gt(e.dictionary):"[object ArrayBuffer]"===Qe.call(e.dictionary)&&(e.dictionary=new Uint8Array(e.dictionary)),e.raw&&(a=qe.inflateSetDictionary(this.strm,e.dictionary),a!==ta)))throw new Error(j[a]);}function oa(t,e){var a=new ra(e);if(a.push(t),a.err)throw a.msg||j[a.err];return a.result;}ra.prototype.push=function(t,e){var a=this.strm,i=this.options.chunkSize,n=this.options.dictionary;var s,r,o;if(this.ended)return!1;for(r=e===~~e?e:!0===e?$e:Ve,"[object ArrayBuffer]"===Qe.call(t)?a.input=new Uint8Array(t):a.input=t,a.next_in=0,a.avail_in=a.input.length;;){for(0===a.avail_out&&(a.output=new Uint8Array(i),a.next_out=0,a.avail_out=i),s=qe.inflate(a,r),s===aa&&n&&(s=qe.inflateSetDictionary(a,n),s===ta?s=qe.inflate(a,r):s===na&&(s=aa));a.avail_in>0&&s===ea&&a.state.wrap>0&&0!==t[a.next_in];){qe.inflateReset(a),s=qe.inflate(a,r);}switch(s){case ia:case na:case aa:case sa:return this.onEnd(s),this.ended=!0,!1;}if(o=a.avail_out,a.next_out&&(0===a.avail_out||s===ea))if("string"===this.options.to){var _t6=Wt(a.output,a.next_out),_e12=a.next_out-_t6,_n6=Xt(a.output,_t6);a.next_out=_e12,a.avail_out=i-_e12,_e12&&a.output.set(a.output.subarray(_t6,_t6+_e12),0),this.onData(_n6);}else this.onData(a.output.length===a.next_out?a.output:a.output.subarray(0,a.next_out));if(s!==ta||0!==o){if(s===ea)return s=qe.inflateEnd(this.strm),this.onEnd(s),this.ended=!0,!0;if(0===a.avail_in)break;}}return!0;},ra.prototype.onData=function(t){this.chunks.push(t);},ra.prototype.onEnd=function(t){t===ta&&("string"===this.options.to?this.result=this.chunks.join(""):this.result=Kt(this.chunks)),this.chunks=[],this.err=t,this.msg=this.strm.msg;};var la={Inflate:ra,inflate:oa,inflateRaw:function inflateRaw(t,e){return(e=e||{}).raw=!0,oa(t,e);},ungzip:oa,constants:K};var ha=le.Deflate,da=le.deflate,_a=le.deflateRaw,fa=le.gzip,ca=la.Inflate,ua=la.inflate,wa=la.inflateRaw,ma=la.ungzip;var ba=ha,ga=da,pa=_a,ka=fa,va=ca,ya=ua,xa=wa,za=ma,Aa=K,Ea={Deflate:ba,deflate:ga,deflateRaw:pa,gzip:ka,Inflate:va,inflate:ya,inflateRaw:xa,ungzip:za,constants:Aa};t.Deflate=ba,t.Inflate=va,t.constants=Aa,t["default"]=Ea,t.deflate=ga,t.deflateRaw=pa,t.gzip=ka,t.inflate=ya,t.inflateRaw=xa,t.ungzip=za,Object.defineProperty(t,"__esModule",{value:!0});});var p=/*#__PURE__*/Object.freeze({__proto__:null});/*
 
  Parser for .XKT Format V1
 
@@ -27737,7 +27733,7 @@ var isBase64=!!dataUriRegexResult[2];var data=dataUriRegexResult[3];data=window.
  DEPRECATED
 
  */var pako$9=window.pako||p;if(!pako$9.inflate){// See https://github.com/nodeca/pako/issues/97
-pako$9=pako$9["default"];}var decompressColor$a=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function extract$9(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],positionsDecodeMatrix:elements[11]};}function inflate$9(deflatedData){return{positions:new Uint16Array(pako$9.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$9.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$9.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$9.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$9.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$9.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$9.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$9.inflate(deflatedData.meshColors).buffer),entityIDs:pako$9.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$9.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$9.inflate(deflatedData.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(pako$9.inflate(deflatedData.positionsDecodeMatrix).buffer)};}function load$a(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;for(var _i577=0;_i577<numEntities;_i577++){var xktEntityId=entityIDs[_i577];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i577===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i577],jlen=lastEntity?entityMeshes.length:entityMeshes[_i577+1];j<jlen;j++){var lastMesh=j===numMeshes-1;var meshId=entityId+".mesh."+j;var _color6=decompressColor$a(meshColors.subarray(j*4,j*4+3));var _opacity=meshColors[j*4+3]/255.0;sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:positions.subarray(meshPositions[j],lastMesh?positions.length:meshPositions[j+1]),normalsCompressed:normals.subarray(meshPositions[j],lastMesh?positions.length:meshPositions[j+1]),indices:indices.subarray(meshIndices[j],lastMesh?indices.length:meshIndices[j+1]),edgeIndices:edgeIndices.subarray(meshEdgesIndices[j],lastMesh?edgeIndices.length:meshEdgesIndices[j+1]),positionsDecodeMatrix:inflatedData.positionsDecodeMatrix,color:_color6,opacity:_opacity}));meshIds.push(meshId);}sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i577]===1,meshIds:meshIds}));}}/** @private */var ParserV1={version:1,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$9(elements);var inflatedData=inflate$9(deflatedData);load$a(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+pako$9=pako$9["default"];}var decompressColor$a=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function extract$9(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],positionsDecodeMatrix:elements[11]};}function inflate$9(deflatedData){return{positions:new Uint16Array(pako$9.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$9.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$9.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$9.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$9.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$9.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$9.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$9.inflate(deflatedData.meshColors).buffer),entityIDs:pako$9.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$9.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$9.inflate(deflatedData.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(pako$9.inflate(deflatedData.positionsDecodeMatrix).buffer)};}function load$a(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;for(var _i569=0;_i569<numEntities;_i569++){var xktEntityId=entityIDs[_i569];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i569===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i569],jlen=lastEntity?entityMeshes.length:entityMeshes[_i569+1];j<jlen;j++){var lastMesh=j===numMeshes-1;var meshId=entityId+".mesh."+j;var _color6=decompressColor$a(meshColors.subarray(j*4,j*4+3));var _opacity=meshColors[j*4+3]/255.0;sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:positions.subarray(meshPositions[j],lastMesh?positions.length:meshPositions[j+1]),normalsCompressed:normals.subarray(meshPositions[j],lastMesh?positions.length:meshPositions[j+1]),indices:indices.subarray(meshIndices[j],lastMesh?indices.length:meshIndices[j+1]),edgeIndices:edgeIndices.subarray(meshEdgesIndices[j],lastMesh?edgeIndices.length:meshEdgesIndices[j+1]),positionsDecodeMatrix:inflatedData.positionsDecodeMatrix,color:_color6,opacity:_opacity}));meshIds.push(meshId);}sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i569]===1,meshIds:meshIds}));}}/** @private */var ParserV1={version:1,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$9(elements);var inflatedData=inflate$9(deflatedData);load$a(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
 
 Parser for .XKT Format V2
 
@@ -27746,14 +27742,14 @@ DEPRECATED
 .XKT specifications: https://github.com/xeokit/xeokit-sdk/wiki/XKT-Format
 
  */var pako$8=window.pako||p;if(!pako$8.inflate){// See https://github.com/nodeca/pako/issues/97
-pako$8=pako$8["default"];}function extract$8(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],positionsDecodeMatrix:elements[11],entityMeshIds:elements[12],entityMatrices:elements[13],entityUsesInstancing:elements[14]};}function inflate$8(deflatedData){return{positions:new Uint16Array(pako$8.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$8.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$8.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$8.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$8.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$8.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$8.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$8.inflate(deflatedData.meshColors).buffer),entityIDs:pako$8.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$8.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$8.inflate(deflatedData.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(pako$8.inflate(deflatedData.positionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(pako$8.inflate(deflatedData.entityMeshIds).buffer),entityMatrices:new Float32Array(pako$8.inflate(deflatedData.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(pako$8.inflate(deflatedData.entityUsesInstancing).buffer)};}var decompressColor$9=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function load$9(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var entityMeshIds=inflatedData.entityMeshIds;var entityMatrices=inflatedData.entityMatrices;var entityUsesInstancing=inflatedData.entityUsesInstancing;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;var alreadyCreatedGeometries={};for(var _i578=0;_i578<numEntities;_i578++){var xktEntityId=entityIDs[_i578];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};var entityMatrix=entityMatrices.subarray(_i578*16,_i578*16+16);if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i578===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i578],jlen=lastEntity?entityMeshIds.length:entityMeshes[_i578+1];j<jlen;j++){var jj=entityMeshIds[j];var lastMesh=jj===numMeshes-1;var meshId=manifestCtx.getNextId();var _color7=decompressColor$9(meshColors.subarray(jj*4,jj*4+3));var _opacity2=meshColors[jj*4+3]/255.0;var tmpPositions=positions.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpNormals=normals.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpIndices=indices.subarray(meshIndices[jj],lastMesh?indices.length:meshIndices[jj+1]);var tmpEdgeIndices=edgeIndices.subarray(meshEdgesIndices[jj],lastMesh?edgeIndices.length:meshEdgesIndices[jj+1]);if(entityUsesInstancing[_i578]===1){var geometryId="".concat(modelPartId,".geometry.").concat(meshId,".").concat(jj);if(!(geometryId in alreadyCreatedGeometries)){sceneModel.createGeometry({id:geometryId,positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,primitive:"triangles",positionsDecodeMatrix:inflatedData.positionsDecodeMatrix});alreadyCreatedGeometries[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,color:_color7,opacity:_opacity2,matrix:entityMatrix,geometryId:geometryId}));meshIds.push(meshId);}else{sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,positionsDecodeMatrix:inflatedData.positionsDecodeMatrix,color:_color7,opacity:_opacity2}));meshIds.push(meshId);}}if(meshIds.length){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i578]===1,meshIds:meshIds}));}}}/** @private */var ParserV2={version:2,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$8(elements);var inflatedData=inflate$8(deflatedData);load$9(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+pako$8=pako$8["default"];}function extract$8(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],positionsDecodeMatrix:elements[11],entityMeshIds:elements[12],entityMatrices:elements[13],entityUsesInstancing:elements[14]};}function inflate$8(deflatedData){return{positions:new Uint16Array(pako$8.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$8.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$8.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$8.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$8.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$8.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$8.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$8.inflate(deflatedData.meshColors).buffer),entityIDs:pako$8.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$8.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$8.inflate(deflatedData.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(pako$8.inflate(deflatedData.positionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(pako$8.inflate(deflatedData.entityMeshIds).buffer),entityMatrices:new Float32Array(pako$8.inflate(deflatedData.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(pako$8.inflate(deflatedData.entityUsesInstancing).buffer)};}var decompressColor$9=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function load$9(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var entityMeshIds=inflatedData.entityMeshIds;var entityMatrices=inflatedData.entityMatrices;var entityUsesInstancing=inflatedData.entityUsesInstancing;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;var alreadyCreatedGeometries={};for(var _i570=0;_i570<numEntities;_i570++){var xktEntityId=entityIDs[_i570];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};var entityMatrix=entityMatrices.subarray(_i570*16,_i570*16+16);if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i570===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i570],jlen=lastEntity?entityMeshIds.length:entityMeshes[_i570+1];j<jlen;j++){var jj=entityMeshIds[j];var lastMesh=jj===numMeshes-1;var meshId=manifestCtx.getNextId();var _color7=decompressColor$9(meshColors.subarray(jj*4,jj*4+3));var _opacity2=meshColors[jj*4+3]/255.0;var tmpPositions=positions.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpNormals=normals.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpIndices=indices.subarray(meshIndices[jj],lastMesh?indices.length:meshIndices[jj+1]);var tmpEdgeIndices=edgeIndices.subarray(meshEdgesIndices[jj],lastMesh?edgeIndices.length:meshEdgesIndices[jj+1]);if(entityUsesInstancing[_i570]===1){var geometryId="".concat(modelPartId,".geometry.").concat(meshId,".").concat(jj);if(!(geometryId in alreadyCreatedGeometries)){sceneModel.createGeometry({id:geometryId,positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,primitive:"triangles",positionsDecodeMatrix:inflatedData.positionsDecodeMatrix});alreadyCreatedGeometries[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,color:_color7,opacity:_opacity2,matrix:entityMatrix,geometryId:geometryId}));meshIds.push(meshId);}else{sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,positionsDecodeMatrix:inflatedData.positionsDecodeMatrix,color:_color7,opacity:_opacity2}));meshIds.push(meshId);}}if(meshIds.length){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i570]===1,meshIds:meshIds}));}}}/** @private */var ParserV2={version:2,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$8(elements);var inflatedData=inflate$8(deflatedData);load$9(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
 
 Parser for .XKT Format V3
 
 .XKT specifications: https://github.com/xeokit/xeokit-sdk/wiki/XKT-Format
 
  */var pako$7=window.pako||p;if(!pako$7.inflate){// See https://github.com/nodeca/pako/issues/97
-pako$7=pako$7["default"];}function extract$7(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],instancedPositionsDecodeMatrix:elements[11],batchedPositionsDecodeMatrix:elements[12],entityMeshIds:elements[13],entityMatrices:elements[14],entityUsesInstancing:elements[15]};}function inflate$7(deflatedData){return{positions:new Uint16Array(pako$7.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$7.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$7.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$7.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$7.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$7.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$7.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$7.inflate(deflatedData.meshColors).buffer),entityIDs:pako$7.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$7.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$7.inflate(deflatedData.entityIsObjects).buffer),instancedPositionsDecodeMatrix:new Float32Array(pako$7.inflate(deflatedData.instancedPositionsDecodeMatrix).buffer),batchedPositionsDecodeMatrix:new Float32Array(pako$7.inflate(deflatedData.batchedPositionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(pako$7.inflate(deflatedData.entityMeshIds).buffer),entityMatrices:new Float32Array(pako$7.inflate(deflatedData.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(pako$7.inflate(deflatedData.entityUsesInstancing).buffer)};}var decompressColor$8=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function load$8(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var entityMeshIds=inflatedData.entityMeshIds;var entityMatrices=inflatedData.entityMatrices;var entityUsesInstancing=inflatedData.entityUsesInstancing;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;var _alreadyCreatedGeometries={};for(var _i579=0;_i579<numEntities;_i579++){var xktEntityId=entityIDs[_i579];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};var entityMatrix=entityMatrices.subarray(_i579*16,_i579*16+16);if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i579===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i579],jlen=lastEntity?entityMeshIds.length:entityMeshes[_i579+1];j<jlen;j++){var jj=entityMeshIds[j];var lastMesh=jj===numMeshes-1;var meshId="".concat(modelPartId,".").concat(entityId,".mesh.").concat(jj);var _color8=decompressColor$8(meshColors.subarray(jj*4,jj*4+3));var _opacity3=meshColors[jj*4+3]/255.0;var tmpPositions=positions.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpNormals=normals.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpIndices=indices.subarray(meshIndices[jj],lastMesh?indices.length:meshIndices[jj+1]);var tmpEdgeIndices=edgeIndices.subarray(meshEdgesIndices[jj],lastMesh?edgeIndices.length:meshEdgesIndices[jj+1]);if(entityUsesInstancing[_i579]===1){var geometryId="".concat(modelPartId,".geometry.").concat(meshId,".").concat(jj);if(!(geometryId in _alreadyCreatedGeometries)){sceneModel.createGeometry({id:geometryId,positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,primitive:"triangles",positionsDecodeMatrix:inflatedData.instancedPositionsDecodeMatrix});_alreadyCreatedGeometries[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,color:_color8,opacity:_opacity3,matrix:entityMatrix,geometryId:geometryId}));meshIds.push(meshId);}else{sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,positionsDecodeMatrix:inflatedData.batchedPositionsDecodeMatrix,color:_color8,opacity:_opacity3}));meshIds.push(meshId);}}if(meshIds.length){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i579]===1,meshIds:meshIds}));}}}/** @private */var ParserV3={version:3,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$7(elements);var inflatedData=inflate$7(deflatedData);load$8(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+pako$7=pako$7["default"];}function extract$7(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],instancedPositionsDecodeMatrix:elements[11],batchedPositionsDecodeMatrix:elements[12],entityMeshIds:elements[13],entityMatrices:elements[14],entityUsesInstancing:elements[15]};}function inflate$7(deflatedData){return{positions:new Uint16Array(pako$7.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$7.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$7.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$7.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$7.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$7.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$7.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$7.inflate(deflatedData.meshColors).buffer),entityIDs:pako$7.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$7.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$7.inflate(deflatedData.entityIsObjects).buffer),instancedPositionsDecodeMatrix:new Float32Array(pako$7.inflate(deflatedData.instancedPositionsDecodeMatrix).buffer),batchedPositionsDecodeMatrix:new Float32Array(pako$7.inflate(deflatedData.batchedPositionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(pako$7.inflate(deflatedData.entityMeshIds).buffer),entityMatrices:new Float32Array(pako$7.inflate(deflatedData.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(pako$7.inflate(deflatedData.entityUsesInstancing).buffer)};}var decompressColor$8=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function load$8(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var entityMeshIds=inflatedData.entityMeshIds;var entityMatrices=inflatedData.entityMatrices;var entityUsesInstancing=inflatedData.entityUsesInstancing;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;var _alreadyCreatedGeometries={};for(var _i571=0;_i571<numEntities;_i571++){var xktEntityId=entityIDs[_i571];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};var entityMatrix=entityMatrices.subarray(_i571*16,_i571*16+16);if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i571===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i571],jlen=lastEntity?entityMeshIds.length:entityMeshes[_i571+1];j<jlen;j++){var jj=entityMeshIds[j];var lastMesh=jj===numMeshes-1;var meshId="".concat(modelPartId,".").concat(entityId,".mesh.").concat(jj);var _color8=decompressColor$8(meshColors.subarray(jj*4,jj*4+3));var _opacity3=meshColors[jj*4+3]/255.0;var tmpPositions=positions.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpNormals=normals.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpIndices=indices.subarray(meshIndices[jj],lastMesh?indices.length:meshIndices[jj+1]);var tmpEdgeIndices=edgeIndices.subarray(meshEdgesIndices[jj],lastMesh?edgeIndices.length:meshEdgesIndices[jj+1]);if(entityUsesInstancing[_i571]===1){var geometryId="".concat(modelPartId,".geometry.").concat(meshId,".").concat(jj);if(!(geometryId in _alreadyCreatedGeometries)){sceneModel.createGeometry({id:geometryId,positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,primitive:"triangles",positionsDecodeMatrix:inflatedData.instancedPositionsDecodeMatrix});_alreadyCreatedGeometries[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,color:_color8,opacity:_opacity3,matrix:entityMatrix,geometryId:geometryId}));meshIds.push(meshId);}else{sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,positionsDecodeMatrix:inflatedData.batchedPositionsDecodeMatrix,color:_color8,opacity:_opacity3}));meshIds.push(meshId);}}if(meshIds.length){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i571]===1,meshIds:meshIds}));}}}/** @private */var ParserV3={version:3,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$7(elements);var inflatedData=inflate$7(deflatedData);load$8(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
 
 Parser for .XKT Format V4
 
@@ -27826,7 +27822,7 @@ indices:elements[3],edgeIndices:elements[4],// Transform matrices
 matrices:elements[5],reusedGeometriesDecodeMatrix:elements[6],// Geometries
 eachGeometryPrimitiveType:elements[7],eachGeometryPositionsPortion:elements[8],eachGeometryNormalsPortion:elements[9],eachGeometryColorsPortion:elements[10],eachGeometryIndicesPortion:elements[11],eachGeometryEdgeIndicesPortion:elements[12],// Meshes are grouped in runs that are shared by the same entities
 eachMeshGeometriesPortion:elements[13],eachMeshMatricesPortion:elements[14],eachMeshMaterial:elements[15],// Entity elements in the following arrays are grouped in runs that are shared by the same tiles
-eachEntityId:elements[16],eachEntityMeshesPortion:elements[17],eachTileAABB:elements[18],eachTileEntitiesPortion:elements[19]};}function inflate$3(deflatedData){function inflate(array,options){return array.length===0?[]:pako$3.inflate(array,options).buffer;}return{positions:new Uint16Array(inflate(deflatedData.positions)),normals:new Int8Array(inflate(deflatedData.normals)),colors:new Uint8Array(inflate(deflatedData.colors)),indices:new Uint32Array(inflate(deflatedData.indices)),edgeIndices:new Uint32Array(inflate(deflatedData.edgeIndices)),matrices:new Float32Array(inflate(deflatedData.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(inflate(deflatedData.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(inflate(deflatedData.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(inflate(deflatedData.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(inflate(deflatedData.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(inflate(deflatedData.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(inflate(deflatedData.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(inflate(deflatedData.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(inflate(deflatedData.eachMeshMaterial)),eachEntityId:pako$3.inflate(deflatedData.eachEntityId,{to:'string'}),eachEntityMeshesPortion:new Uint32Array(inflate(deflatedData.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(inflate(deflatedData.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(inflate(deflatedData.eachTileEntitiesPortion))};}var decompressColor$4=function(){var floatColor=new Float32Array(3);return function(intColor){floatColor[0]=intColor[0]/255.0;floatColor[1]=intColor[1]/255.0;floatColor[2]=intColor[2]/255.0;return floatColor;};}();function convertColorsRGBToRGBA$1(colorsRGB){var colorsRGBA=[];for(var _i580=0,len=colorsRGB.length;_i580<len;_i580+=3){colorsRGBA.push(colorsRGB[_i580]);colorsRGBA.push(colorsRGB[_i580+1]);colorsRGBA.push(colorsRGB[_i580+2]);colorsRGBA.push(1.0);}return colorsRGBA;}function load$4(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();var positions=inflatedData.positions;var normals=inflatedData.normals;var colors=inflatedData.colors;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var matrices=inflatedData.matrices;var reusedGeometriesDecodeMatrix=inflatedData.reusedGeometriesDecodeMatrix;var eachGeometryPrimitiveType=inflatedData.eachGeometryPrimitiveType;var eachGeometryPositionsPortion=inflatedData.eachGeometryPositionsPortion;var eachGeometryNormalsPortion=inflatedData.eachGeometryNormalsPortion;var eachGeometryColorsPortion=inflatedData.eachGeometryColorsPortion;var eachGeometryIndicesPortion=inflatedData.eachGeometryIndicesPortion;var eachGeometryEdgeIndicesPortion=inflatedData.eachGeometryEdgeIndicesPortion;var eachMeshGeometriesPortion=inflatedData.eachMeshGeometriesPortion;var eachMeshMatricesPortion=inflatedData.eachMeshMatricesPortion;var eachMeshMaterial=inflatedData.eachMeshMaterial;var eachEntityId=JSON.parse(inflatedData.eachEntityId);var eachEntityMeshesPortion=inflatedData.eachEntityMeshesPortion;var eachTileAABB=inflatedData.eachTileAABB;var eachTileEntitiesPortion=inflatedData.eachTileEntitiesPortion;var numGeometries=eachGeometryPositionsPortion.length;var numMeshes=eachMeshGeometriesPortion.length;var numEntities=eachEntityId.length;var numTiles=eachTileEntitiesPortion.length;// Count instances of each geometry
+eachEntityId:elements[16],eachEntityMeshesPortion:elements[17],eachTileAABB:elements[18],eachTileEntitiesPortion:elements[19]};}function inflate$3(deflatedData){function inflate(array,options){return array.length===0?[]:pako$3.inflate(array,options).buffer;}return{positions:new Uint16Array(inflate(deflatedData.positions)),normals:new Int8Array(inflate(deflatedData.normals)),colors:new Uint8Array(inflate(deflatedData.colors)),indices:new Uint32Array(inflate(deflatedData.indices)),edgeIndices:new Uint32Array(inflate(deflatedData.edgeIndices)),matrices:new Float32Array(inflate(deflatedData.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(inflate(deflatedData.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(inflate(deflatedData.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(inflate(deflatedData.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(inflate(deflatedData.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(inflate(deflatedData.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(inflate(deflatedData.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(inflate(deflatedData.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(inflate(deflatedData.eachMeshMaterial)),eachEntityId:pako$3.inflate(deflatedData.eachEntityId,{to:'string'}),eachEntityMeshesPortion:new Uint32Array(inflate(deflatedData.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(inflate(deflatedData.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(inflate(deflatedData.eachTileEntitiesPortion))};}var decompressColor$4=function(){var floatColor=new Float32Array(3);return function(intColor){floatColor[0]=intColor[0]/255.0;floatColor[1]=intColor[1]/255.0;floatColor[2]=intColor[2]/255.0;return floatColor;};}();function convertColorsRGBToRGBA$1(colorsRGB){var colorsRGBA=[];for(var _i572=0,len=colorsRGB.length;_i572<len;_i572+=3){colorsRGBA.push(colorsRGB[_i572]);colorsRGBA.push(colorsRGB[_i572+1]);colorsRGBA.push(colorsRGB[_i572+2]);colorsRGBA.push(1.0);}return colorsRGBA;}function load$4(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();var positions=inflatedData.positions;var normals=inflatedData.normals;var colors=inflatedData.colors;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var matrices=inflatedData.matrices;var reusedGeometriesDecodeMatrix=inflatedData.reusedGeometriesDecodeMatrix;var eachGeometryPrimitiveType=inflatedData.eachGeometryPrimitiveType;var eachGeometryPositionsPortion=inflatedData.eachGeometryPositionsPortion;var eachGeometryNormalsPortion=inflatedData.eachGeometryNormalsPortion;var eachGeometryColorsPortion=inflatedData.eachGeometryColorsPortion;var eachGeometryIndicesPortion=inflatedData.eachGeometryIndicesPortion;var eachGeometryEdgeIndicesPortion=inflatedData.eachGeometryEdgeIndicesPortion;var eachMeshGeometriesPortion=inflatedData.eachMeshGeometriesPortion;var eachMeshMatricesPortion=inflatedData.eachMeshMatricesPortion;var eachMeshMaterial=inflatedData.eachMeshMaterial;var eachEntityId=JSON.parse(inflatedData.eachEntityId);var eachEntityMeshesPortion=inflatedData.eachEntityMeshesPortion;var eachTileAABB=inflatedData.eachTileAABB;var eachTileEntitiesPortion=inflatedData.eachTileEntitiesPortion;var numGeometries=eachGeometryPositionsPortion.length;var numMeshes=eachMeshGeometriesPortion.length;var numEntities=eachEntityId.length;var numTiles=eachTileEntitiesPortion.length;// Count instances of each geometry
 var geometryReuseCounts=new Uint32Array(numGeometries);for(var meshIndex=0;meshIndex<numMeshes;meshIndex++){var geometryIndex=eachMeshGeometriesPortion[meshIndex];if(geometryReuseCounts[geometryIndex]!==undefined){geometryReuseCounts[geometryIndex]++;}else{geometryReuseCounts[geometryIndex]=1;}}// Iterate over tiles
 var tileCenter=math.vec3();var rtcAABB=math.AABB3();for(var tileIndex=0;tileIndex<numTiles;tileIndex++){var lastTileIndex=numTiles-1;var atLastTile=tileIndex===lastTileIndex;var firstTileEntityIndex=eachTileEntitiesPortion[tileIndex];var lastTileEntityIndex=atLastTile?numEntities:eachTileEntitiesPortion[tileIndex+1];var tileAABBIndex=tileIndex*6;var tileAABB=eachTileAABB.subarray(tileAABBIndex,tileAABBIndex+6);math.getAABB3Center(tileAABB,tileCenter);rtcAABB[0]=tileAABB[0]-tileCenter[0];rtcAABB[1]=tileAABB[1]-tileCenter[1];rtcAABB[2]=tileAABB[2]-tileCenter[2];rtcAABB[3]=tileAABB[3]-tileCenter[0];rtcAABB[4]=tileAABB[4]-tileCenter[1];rtcAABB[5]=tileAABB[5]-tileCenter[2];var tileDecodeMatrix=geometryCompressionUtils.createPositionsDecodeMatrix(rtcAABB);var geometryCreated={};// Iterate over each tile's entities
 for(var tileEntityIndex=firstTileEntityIndex;tileEntityIndex<lastTileEntityIndex;tileEntityIndex++){var xktEntityId=eachEntityId[tileEntityIndex];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var _lastTileEntityIndex2=numEntities-1;var atLastTileEntity=tileEntityIndex===_lastTileEntityIndex2;var firstMeshIndex=eachEntityMeshesPortion[tileEntityIndex];var lastMeshIndex=atLastTileEntity?eachMeshGeometriesPortion.length:eachEntityMeshesPortion[tileEntityIndex+1];var meshIds=[];var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};if(metaObject){// Mask loading of object types
@@ -27844,7 +27840,7 @@ types:elements[0],eachMetaObjectId:elements[1],eachMetaObjectType:elements[2],ea
 matrices:elements[10],reusedGeometriesDecodeMatrix:elements[11],// Geometries
 eachGeometryPrimitiveType:elements[12],eachGeometryPositionsPortion:elements[13],eachGeometryNormalsPortion:elements[14],eachGeometryColorsPortion:elements[15],eachGeometryIndicesPortion:elements[16],eachGeometryEdgeIndicesPortion:elements[17],// Meshes are grouped in runs that are shared by the same entities
 eachMeshGeometriesPortion:elements[18],eachMeshMatricesPortion:elements[19],eachMeshMaterial:elements[20],// Entity elements in the following arrays are grouped in runs that are shared by the same tiles
-eachEntityMetaObject:elements[21],eachEntityMeshesPortion:elements[22],eachTileAABB:elements[23],eachTileEntitiesPortion:elements[24]};}function inflate$2(deflatedData){function inflate(array,options){return array.length===0?[]:pako$2.inflate(array,options).buffer;}return{types:pako$2.inflate(deflatedData.types,{to:'string'}),eachMetaObjectId:pako$2.inflate(deflatedData.eachMetaObjectId,{to:'string'}),eachMetaObjectType:new Uint32Array(inflate(deflatedData.eachMetaObjectType)),eachMetaObjectName:pako$2.inflate(deflatedData.eachMetaObjectName,{to:'string'}),eachMetaObjectParent:new Uint32Array(inflate(deflatedData.eachMetaObjectParent)),positions:new Uint16Array(inflate(deflatedData.positions)),normals:new Int8Array(inflate(deflatedData.normals)),colors:new Uint8Array(inflate(deflatedData.colors)),indices:new Uint32Array(inflate(deflatedData.indices)),edgeIndices:new Uint32Array(inflate(deflatedData.edgeIndices)),matrices:new Float32Array(inflate(deflatedData.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(inflate(deflatedData.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(inflate(deflatedData.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(inflate(deflatedData.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(inflate(deflatedData.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(inflate(deflatedData.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(inflate(deflatedData.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(inflate(deflatedData.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(inflate(deflatedData.eachMeshMaterial)),eachEntityMetaObject:new Uint32Array(inflate(deflatedData.eachEntityMetaObject)),eachEntityMeshesPortion:new Uint32Array(inflate(deflatedData.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(inflate(deflatedData.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(inflate(deflatedData.eachTileEntitiesPortion))};}var decompressColor$3=function(){var floatColor=new Float32Array(3);return function(intColor){floatColor[0]=intColor[0]/255.0;floatColor[1]=intColor[1]/255.0;floatColor[2]=intColor[2]/255.0;return floatColor;};}();function convertColorsRGBToRGBA(colorsRGB){var colorsRGBA=[];for(var _i581=0,len=colorsRGB.length;_i581<len;_i581+=3){colorsRGBA.push(colorsRGB[_i581]);colorsRGBA.push(colorsRGB[_i581+1]);colorsRGBA.push(colorsRGB[_i581+2]);colorsRGBA.push(1.0);}return colorsRGBA;}function load$3(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();var types=JSON.parse(inflatedData.types);var eachMetaObjectId=JSON.parse(inflatedData.eachMetaObjectId);var eachMetaObjectType=inflatedData.eachMetaObjectType;var eachMetaObjectName=JSON.parse(inflatedData.eachMetaObjectName);var eachMetaObjectParent=inflatedData.eachMetaObjectParent;var positions=inflatedData.positions;var normals=inflatedData.normals;var colors=inflatedData.colors;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var matrices=inflatedData.matrices;var reusedGeometriesDecodeMatrix=inflatedData.reusedGeometriesDecodeMatrix;var eachGeometryPrimitiveType=inflatedData.eachGeometryPrimitiveType;var eachGeometryPositionsPortion=inflatedData.eachGeometryPositionsPortion;var eachGeometryNormalsPortion=inflatedData.eachGeometryNormalsPortion;var eachGeometryColorsPortion=inflatedData.eachGeometryColorsPortion;var eachGeometryIndicesPortion=inflatedData.eachGeometryIndicesPortion;var eachGeometryEdgeIndicesPortion=inflatedData.eachGeometryEdgeIndicesPortion;var eachMeshGeometriesPortion=inflatedData.eachMeshGeometriesPortion;var eachMeshMatricesPortion=inflatedData.eachMeshMatricesPortion;var eachMeshMaterial=inflatedData.eachMeshMaterial;var eachEntityMetaObject=inflatedData.eachEntityMetaObject;var eachEntityMeshesPortion=inflatedData.eachEntityMeshesPortion;var eachTileAABB=inflatedData.eachTileAABB;var eachTileEntitiesPortion=inflatedData.eachTileEntitiesPortion;var numMetaObjects=eachMetaObjectId.length;var numGeometries=eachGeometryPositionsPortion.length;var numMeshes=eachMeshGeometriesPortion.length;var numEntities=eachEntityMetaObject.length;var numTiles=eachTileEntitiesPortion.length;if(metaModel){var metaModelData={metaObjects:[]};for(var metaObjectIndex=0;metaObjectIndex<numMetaObjects;metaObjectIndex++){var metaObjectId=eachMetaObjectId[metaObjectIndex];var typeIndex=eachMetaObjectType[metaObjectIndex];var metaObjectType=types[typeIndex]||"default";var metaObjectName=eachMetaObjectName[metaObjectIndex];var metaObjectParentIndex=eachMetaObjectParent[metaObjectIndex];var metaObjectParentId=metaObjectParentIndex!==metaObjectIndex?eachMetaObjectId[metaObjectParentIndex]:null;metaModelData.metaObjects.push({id:metaObjectId,type:metaObjectType,name:metaObjectName,parent:metaObjectParentId});}metaModel.loadData(metaModelData,{includeTypes:options.includeTypes,excludeTypes:options.excludeTypes,globalizeObjectIds:options.globalizeObjectIds});}// Count instances of each geometry
+eachEntityMetaObject:elements[21],eachEntityMeshesPortion:elements[22],eachTileAABB:elements[23],eachTileEntitiesPortion:elements[24]};}function inflate$2(deflatedData){function inflate(array,options){return array.length===0?[]:pako$2.inflate(array,options).buffer;}return{types:pako$2.inflate(deflatedData.types,{to:'string'}),eachMetaObjectId:pako$2.inflate(deflatedData.eachMetaObjectId,{to:'string'}),eachMetaObjectType:new Uint32Array(inflate(deflatedData.eachMetaObjectType)),eachMetaObjectName:pako$2.inflate(deflatedData.eachMetaObjectName,{to:'string'}),eachMetaObjectParent:new Uint32Array(inflate(deflatedData.eachMetaObjectParent)),positions:new Uint16Array(inflate(deflatedData.positions)),normals:new Int8Array(inflate(deflatedData.normals)),colors:new Uint8Array(inflate(deflatedData.colors)),indices:new Uint32Array(inflate(deflatedData.indices)),edgeIndices:new Uint32Array(inflate(deflatedData.edgeIndices)),matrices:new Float32Array(inflate(deflatedData.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(inflate(deflatedData.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(inflate(deflatedData.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(inflate(deflatedData.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(inflate(deflatedData.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(inflate(deflatedData.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(inflate(deflatedData.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(inflate(deflatedData.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(inflate(deflatedData.eachMeshMaterial)),eachEntityMetaObject:new Uint32Array(inflate(deflatedData.eachEntityMetaObject)),eachEntityMeshesPortion:new Uint32Array(inflate(deflatedData.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(inflate(deflatedData.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(inflate(deflatedData.eachTileEntitiesPortion))};}var decompressColor$3=function(){var floatColor=new Float32Array(3);return function(intColor){floatColor[0]=intColor[0]/255.0;floatColor[1]=intColor[1]/255.0;floatColor[2]=intColor[2]/255.0;return floatColor;};}();function convertColorsRGBToRGBA(colorsRGB){var colorsRGBA=[];for(var _i573=0,len=colorsRGB.length;_i573<len;_i573+=3){colorsRGBA.push(colorsRGB[_i573]);colorsRGBA.push(colorsRGB[_i573+1]);colorsRGBA.push(colorsRGB[_i573+2]);colorsRGBA.push(1.0);}return colorsRGBA;}function load$3(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();var types=JSON.parse(inflatedData.types);var eachMetaObjectId=JSON.parse(inflatedData.eachMetaObjectId);var eachMetaObjectType=inflatedData.eachMetaObjectType;var eachMetaObjectName=JSON.parse(inflatedData.eachMetaObjectName);var eachMetaObjectParent=inflatedData.eachMetaObjectParent;var positions=inflatedData.positions;var normals=inflatedData.normals;var colors=inflatedData.colors;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var matrices=inflatedData.matrices;var reusedGeometriesDecodeMatrix=inflatedData.reusedGeometriesDecodeMatrix;var eachGeometryPrimitiveType=inflatedData.eachGeometryPrimitiveType;var eachGeometryPositionsPortion=inflatedData.eachGeometryPositionsPortion;var eachGeometryNormalsPortion=inflatedData.eachGeometryNormalsPortion;var eachGeometryColorsPortion=inflatedData.eachGeometryColorsPortion;var eachGeometryIndicesPortion=inflatedData.eachGeometryIndicesPortion;var eachGeometryEdgeIndicesPortion=inflatedData.eachGeometryEdgeIndicesPortion;var eachMeshGeometriesPortion=inflatedData.eachMeshGeometriesPortion;var eachMeshMatricesPortion=inflatedData.eachMeshMatricesPortion;var eachMeshMaterial=inflatedData.eachMeshMaterial;var eachEntityMetaObject=inflatedData.eachEntityMetaObject;var eachEntityMeshesPortion=inflatedData.eachEntityMeshesPortion;var eachTileAABB=inflatedData.eachTileAABB;var eachTileEntitiesPortion=inflatedData.eachTileEntitiesPortion;var numMetaObjects=eachMetaObjectId.length;var numGeometries=eachGeometryPositionsPortion.length;var numMeshes=eachMeshGeometriesPortion.length;var numEntities=eachEntityMetaObject.length;var numTiles=eachTileEntitiesPortion.length;if(metaModel){var metaModelData={metaObjects:[]};for(var metaObjectIndex=0;metaObjectIndex<numMetaObjects;metaObjectIndex++){var metaObjectId=eachMetaObjectId[metaObjectIndex];var typeIndex=eachMetaObjectType[metaObjectIndex];var metaObjectType=types[typeIndex]||"default";var metaObjectName=eachMetaObjectName[metaObjectIndex];var metaObjectParentIndex=eachMetaObjectParent[metaObjectIndex];var metaObjectParentId=metaObjectParentIndex!==metaObjectIndex?eachMetaObjectId[metaObjectParentIndex]:null;metaModelData.metaObjects.push({id:metaObjectId,type:metaObjectType,name:metaObjectName,parent:metaObjectParentId});}metaModel.loadData(metaModelData,{includeTypes:options.includeTypes,excludeTypes:options.excludeTypes,globalizeObjectIds:options.globalizeObjectIds});}// Count instances of each geometry
 var geometryReuseCounts=new Uint32Array(numGeometries);for(var meshIndex=0;meshIndex<numMeshes;meshIndex++){var geometryIndex=eachMeshGeometriesPortion[meshIndex];if(geometryReuseCounts[geometryIndex]!==undefined){geometryReuseCounts[geometryIndex]++;}else{geometryReuseCounts[geometryIndex]=1;}}// Iterate over tiles
 var tileCenter=math.vec3();var rtcAABB=math.AABB3();var geometryArraysCache={};for(var tileIndex=0;tileIndex<numTiles;tileIndex++){var lastTileIndex=numTiles-1;var atLastTile=tileIndex===lastTileIndex;var firstTileEntityIndex=eachTileEntitiesPortion[tileIndex];var lastTileEntityIndex=atLastTile?numEntities:eachTileEntitiesPortion[tileIndex+1];var tileAABBIndex=tileIndex*6;var tileAABB=eachTileAABB.subarray(tileAABBIndex,tileAABBIndex+6);math.getAABB3Center(tileAABB,tileCenter);rtcAABB[0]=tileAABB[0]-tileCenter[0];rtcAABB[1]=tileAABB[1]-tileCenter[1];rtcAABB[2]=tileAABB[2]-tileCenter[2];rtcAABB[3]=tileAABB[3]-tileCenter[0];rtcAABB[4]=tileAABB[4]-tileCenter[1];rtcAABB[5]=tileAABB[5]-tileCenter[2];var tileDecodeMatrix=geometryCompressionUtils.createPositionsDecodeMatrix(rtcAABB);var geometryCreatedInTile={};// Iterate over each tile's entities
 for(var tileEntityIndex=firstTileEntityIndex;tileEntityIndex<lastTileEntityIndex;tileEntityIndex++){var xktMetaObjectIndex=eachEntityMetaObject[tileEntityIndex];var xktMetaObjectId=eachMetaObjectId[xktMetaObjectIndex];var xktEntityId=xktMetaObjectId;var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var _lastTileEntityIndex3=numEntities-1;var atLastTileEntity=tileEntityIndex===_lastTileEntityIndex3;var firstMeshIndex=eachEntityMeshesPortion[tileEntityIndex];var lastMeshIndex=atLastTileEntity?eachMeshGeometriesPortion.length:eachEntityMeshesPortion[tileEntityIndex+1];var meshIds=[];var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};if(metaObject){// Mask loading of object types
@@ -27852,7 +27848,7 @@ if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.
 var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}if(props.metallic!==undefined&&props.metallic!==null){meshDefaults.metallic=props.metallic;}if(props.roughness!==undefined&&props.roughness!==null){meshDefaults.roughness=props.roughness;}}}else{if(options.excludeUnclassifiedObjects){continue;}}// Iterate each entity's meshes
 for(var _meshIndex2=firstMeshIndex;_meshIndex2<lastMeshIndex;_meshIndex2++){var _geometryIndex2=eachMeshGeometriesPortion[_meshIndex2];var geometryReuseCount=geometryReuseCounts[_geometryIndex2];var isReusedGeometry=geometryReuseCount>1;var atLastGeometry=_geometryIndex2===numGeometries-1;var meshColor=decompressColor$3(eachMeshMaterial.subarray(_meshIndex2*6,_meshIndex2*6+3));var meshOpacity=eachMeshMaterial[_meshIndex2*6+3]/255.0;var meshMetallic=eachMeshMaterial[_meshIndex2*6+4]/255.0;var meshRoughness=eachMeshMaterial[_meshIndex2*6+5]/255.0;var meshId=manifestCtx.getNextId();if(isReusedGeometry){// Create mesh for multi-use geometry - create (or reuse) geometry, create mesh using that geometry
 var meshMatrixIndex=eachMeshMatricesPortion[_meshIndex2];var meshMatrix=matrices.slice(meshMatrixIndex,meshMatrixIndex+16);var geometryId="".concat(modelPartId,"-geometry.").concat(tileIndex,".").concat(_geometryIndex2);// These IDs are local to the SceneModel
-var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex2];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryColors=convertColorsRGBToRGBA(colors.subarray(eachGeometryColorsPortion[_geometryIndex2],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex2+1]));geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i582=0,len=geometryPositions.length;_i582<len;_i582+=3){decompressedPositions[_i582+0]=geometryPositions[_i582+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i582+1]=geometryPositions[_i582+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i582+2]=geometryPositions[_i582+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions=geometryArrays.decompressedPositions;var _positions4=new Uint16Array(_decompressedPositions.length);for(var _i583=0,_len121=_decompressedPositions.length;_i583<_len121;_i583+=3){tempVec4a$3[0]=_decompressedPositions[_i583+0];tempVec4a$3[1]=_decompressedPositions[_i583+1];tempVec4a$3[2]=_decompressedPositions[_i583+2];tempVec4a$3[3]=1;math.transformVec4(meshMatrix,tempVec4a$3,tempVec4b$3);geometryCompressionUtils.compressPosition(tempVec4b$3,rtcAABB,tempVec4a$3);_positions4[_i583+0]=tempVec4a$3[0];_positions4[_i583+1]=tempVec4a$3[1];_positions4[_i583+2]=tempVec4a$3[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:_positions4,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,origin:tileCenter,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}else{var _primitiveType2=eachGeometryPrimitiveType[_geometryIndex2];var primitiveName=void 0;var _geometryPositions2=void 0;var geometryNormals=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid=false;switch(_primitiveType2){case 0:primitiveName="solid";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryColors=convertColorsRGBToRGBA(colors.subarray(eachGeometryColorsPortion[_geometryIndex2],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex2+1]));_geometryValid=_geometryPositions2.length>0;break;case 3:primitiveName="lines";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions2,normalsCompressed:geometryNormals,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}/** @private */var ParserV8={version:8,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$2(elements);var inflatedData=inflate$2(deflatedData);load$3(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex2];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryColors=convertColorsRGBToRGBA(colors.subarray(eachGeometryColorsPortion[_geometryIndex2],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex2+1]));geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i574=0,len=geometryPositions.length;_i574<len;_i574+=3){decompressedPositions[_i574+0]=geometryPositions[_i574+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i574+1]=geometryPositions[_i574+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i574+2]=geometryPositions[_i574+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions=geometryArrays.decompressedPositions;var _positions4=new Uint16Array(_decompressedPositions.length);for(var _i575=0,_len118=_decompressedPositions.length;_i575<_len118;_i575+=3){tempVec4a$3[0]=_decompressedPositions[_i575+0];tempVec4a$3[1]=_decompressedPositions[_i575+1];tempVec4a$3[2]=_decompressedPositions[_i575+2];tempVec4a$3[3]=1;math.transformVec4(meshMatrix,tempVec4a$3,tempVec4b$3);geometryCompressionUtils.compressPosition(tempVec4b$3,rtcAABB,tempVec4a$3);_positions4[_i575+0]=tempVec4a$3[0];_positions4[_i575+1]=tempVec4a$3[1];_positions4[_i575+2]=tempVec4a$3[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:_positions4,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,origin:tileCenter,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}else{var _primitiveType2=eachGeometryPrimitiveType[_geometryIndex2];var primitiveName=void 0;var _geometryPositions2=void 0;var geometryNormals=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid=false;switch(_primitiveType2){case 0:primitiveName="solid";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryColors=convertColorsRGBToRGBA(colors.subarray(eachGeometryColorsPortion[_geometryIndex2],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex2+1]));_geometryValid=_geometryPositions2.length>0;break;case 3:primitiveName="lines";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions2,normalsCompressed:geometryNormals,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}/** @private */var ParserV8={version:8,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$2(elements);var inflatedData=inflate$2(deflatedData);load$3(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
 
  Parser for .XKT Format V9
 
@@ -27871,7 +27867,7 @@ if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.
 var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}if(props.metallic!==undefined&&props.metallic!==null){meshDefaults.metallic=props.metallic;}if(props.roughness!==undefined&&props.roughness!==null){meshDefaults.roughness=props.roughness;}}}else{if(options.excludeUnclassifiedObjects){continue;}}// Iterate each entity's meshes
 for(var _meshIndex3=firstMeshIndex;_meshIndex3<=lastMeshIndex;_meshIndex3++){var _geometryIndex3=eachMeshGeometriesPortion[_meshIndex3];var geometryReuseCount=geometryReuseCounts[_geometryIndex3];var isReusedGeometry=geometryReuseCount>1;var atLastGeometry=_geometryIndex3===numGeometries-1;var meshColor=decompressColor$2(eachMeshMaterial.subarray(_meshIndex3*6,_meshIndex3*6+3));var meshOpacity=eachMeshMaterial[_meshIndex3*6+3]/255.0;var meshMetallic=eachMeshMaterial[_meshIndex3*6+4]/255.0;var meshRoughness=eachMeshMaterial[_meshIndex3*6+5]/255.0;var meshId=manifestCtx.getNextId();if(isReusedGeometry){// Create mesh for multi-use geometry - create (or reuse) geometry, create mesh using that geometry
 var meshMatrixIndex=eachMeshMatricesPortion[_meshIndex3];var meshMatrix=matrices.slice(meshMatrixIndex,meshMatrixIndex+16);var geometryId="".concat(modelPartId,"-geometry.").concat(tileIndex,".").concat(_geometryIndex3);// These IDs are local to the SceneModel
-var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex3];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex3],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i584=0,len=geometryPositions.length;_i584<len;_i584+=3){decompressedPositions[_i584+0]=geometryPositions[_i584+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i584+1]=geometryPositions[_i584+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i584+2]=geometryPositions[_i584+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions2=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i585=0,_len122=_decompressedPositions2.length;_i585<_len122;_i585+=3){tempVec4a$2[0]=_decompressedPositions2[_i585+0];tempVec4a$2[1]=_decompressedPositions2[_i585+1];tempVec4a$2[2]=_decompressedPositions2[_i585+2];tempVec4a$2[3]=1;math.transformVec4(meshMatrix,tempVec4a$2,tempVec4b$2);geometryCompressionUtils.compressPosition(tempVec4b$2,rtcAABB,tempVec4a$2);transformedAndRecompressedPositions[_i585+0]=tempVec4a$2[0];transformedAndRecompressedPositions[_i585+1]=tempVec4a$2[1];transformedAndRecompressedPositions[_i585+2]=tempVec4a$2[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,origin:tileCenter,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}else{var _primitiveType3=eachGeometryPrimitiveType[_geometryIndex3];var primitiveName=void 0;var _geometryPositions3=void 0;var geometryNormals=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid2=false;switch(_primitiveType3){case 0:primitiveName="solid";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex3],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0;break;case 3:primitiveName="lines";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid2){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions3,normalsCompressed:geometryNormals,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}/** @private */var ParserV9={version:9,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$1(elements);var inflatedData=inflate$1(deflatedData);load$2(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex3];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex3],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i576=0,len=geometryPositions.length;_i576<len;_i576+=3){decompressedPositions[_i576+0]=geometryPositions[_i576+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i576+1]=geometryPositions[_i576+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i576+2]=geometryPositions[_i576+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions2=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i577=0,_len119=_decompressedPositions2.length;_i577<_len119;_i577+=3){tempVec4a$2[0]=_decompressedPositions2[_i577+0];tempVec4a$2[1]=_decompressedPositions2[_i577+1];tempVec4a$2[2]=_decompressedPositions2[_i577+2];tempVec4a$2[3]=1;math.transformVec4(meshMatrix,tempVec4a$2,tempVec4b$2);geometryCompressionUtils.compressPosition(tempVec4b$2,rtcAABB,tempVec4a$2);transformedAndRecompressedPositions[_i577+0]=tempVec4a$2[0];transformedAndRecompressedPositions[_i577+1]=tempVec4a$2[1];transformedAndRecompressedPositions[_i577+2]=tempVec4a$2[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,origin:tileCenter,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}else{var _primitiveType3=eachGeometryPrimitiveType[_geometryIndex3];var primitiveName=void 0;var _geometryPositions3=void 0;var geometryNormals=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid2=false;switch(_primitiveType3){case 0:primitiveName="solid";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex3],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0;break;case 3:primitiveName="lines";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid2){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions3,normalsCompressed:geometryNormals,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}/** @private */var ParserV9={version:9,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$1(elements);var inflatedData=inflate$1(deflatedData);load$2(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
  Parser for .XKT Format V10
 */var pako=window.pako||p;if(!pako.inflate){// See https://github.com/nodeca/pako/issues/97
 pako=pako["default"];}var tempVec4a$1=math.vec4();var tempVec4b$1=math.vec4();var NUM_TEXTURE_ATTRIBUTES$1=9;function extract(elements){var i=0;return{metadata:elements[i++],textureData:elements[i++],eachTextureDataPortion:elements[i++],eachTextureAttributes:elements[i++],positions:elements[i++],normals:elements[i++],colors:elements[i++],uvs:elements[i++],indices:elements[i++],edgeIndices:elements[i++],eachTextureSetTextures:elements[i++],matrices:elements[i++],reusedGeometriesDecodeMatrix:elements[i++],eachGeometryPrimitiveType:elements[i++],eachGeometryPositionsPortion:elements[i++],eachGeometryNormalsPortion:elements[i++],eachGeometryColorsPortion:elements[i++],eachGeometryUVsPortion:elements[i++],eachGeometryIndicesPortion:elements[i++],eachGeometryEdgeIndicesPortion:elements[i++],eachMeshGeometriesPortion:elements[i++],eachMeshMatricesPortion:elements[i++],eachMeshTextureSet:elements[i++],eachMeshMaterialAttributes:elements[i++],eachEntityId:elements[i++],eachEntityMeshesPortion:elements[i++],eachTileAABB:elements[i++],eachTileEntitiesPortion:elements[i++]};}function inflate(deflatedData){function inflate(array,options){return array.length===0?[]:pako.inflate(array,options).buffer;}return{metadata:JSON.parse(pako.inflate(deflatedData.metadata,{to:'string'})),textureData:new Uint8Array(inflate(deflatedData.textureData)),// <<----------------------------- ??? ZIPPing to blame?
@@ -27892,8 +27888,8 @@ if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.
 var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}if(props.metallic!==undefined&&props.metallic!==null){meshDefaults.metallic=props.metallic;}if(props.roughness!==undefined&&props.roughness!==null){meshDefaults.roughness=props.roughness;}}}else{if(options.excludeUnclassifiedObjects){continue;}}// Iterate each entity's meshes
 for(var _meshIndex4=firstMeshIndex;_meshIndex4<=lastMeshIndex;_meshIndex4++){var _geometryIndex4=eachMeshGeometriesPortion[_meshIndex4];var geometryReuseCount=geometryReuseCounts[_geometryIndex4];var isReusedGeometry=geometryReuseCount>1;var atLastGeometry=_geometryIndex4===numGeometries-1;var _textureSetIndex=eachMeshTextureSet[_meshIndex4];var _textureSetId=_textureSetIndex>=0?"".concat(modelPartId,"-textureSet-").concat(_textureSetIndex):null;var meshColor=decompressColor$1(eachMeshMaterialAttributes.subarray(_meshIndex4*6,_meshIndex4*6+3));var meshOpacity=eachMeshMaterialAttributes[_meshIndex4*6+3]/255.0;var meshMetallic=eachMeshMaterialAttributes[_meshIndex4*6+4]/255.0;var meshRoughness=eachMeshMaterialAttributes[_meshIndex4*6+5]/255.0;var meshId=manifestCtx.getNextId();if(isReusedGeometry){// Create mesh for multi-use geometry - create (or reuse) geometry, create mesh using that geometry
 var meshMatrixIndex=eachMeshMatricesPortion[_meshIndex4];var meshMatrix=matrices.slice(meshMatrixIndex,meshMatrixIndex+16);var geometryId="".concat(modelPartId,"-geometry.").concat(tileIndex,".").concat(_geometryIndex4);// These IDs are local to the SceneModel
-var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex4];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex4],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 4:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=lineStripToLines$1(geometryArrays.geometryPositions,indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]));geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i586=0,len=geometryPositions.length;_i586<len;_i586+=3){decompressedPositions[_i586+0]=geometryPositions[_i586+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i586+1]=geometryPositions[_i586+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i586+2]=geometryPositions[_i586+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions3=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i587=0,_len123=_decompressedPositions3.length;_i587<_len123;_i587+=3){tempVec4a$1[0]=_decompressedPositions3[_i587+0];tempVec4a$1[1]=_decompressedPositions3[_i587+1];tempVec4a$1[2]=_decompressedPositions3[_i587+2];tempVec4a$1[3]=1;math.transformVec4(meshMatrix,tempVec4a$1,tempVec4b$1);geometryCompressionUtils.compressPosition(tempVec4b$1,rtcAABB,tempVec4a$1);transformedAndRecompressedPositions[_i587+0]=tempVec4a$1[0];transformedAndRecompressedPositions[_i587+1]=tempVec4a$1[1];transformedAndRecompressedPositions[_i587+2]=tempVec4a$1[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,textureSetId:_textureSetId,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity,origin:tileCenter}));meshIds.push(meshId);}}}else{// Do not reuse geometry
-var _primitiveType4=eachGeometryPrimitiveType[_geometryIndex4];var primitiveName=void 0;var _geometryPositions4=void 0;var geometryNormals=void 0;var geometryUVs=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid3=false;switch(_primitiveType4){case 0:primitiveName="solid";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex4],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0;break;case 3:primitiveName="lines";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 4:primitiveName="lines";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryIndices=lineStripToLines$1(_geometryPositions4,indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]));_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid3){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions4,normalsCompressed:geometryNormals,uv:geometryUVs&&geometryUVs.length>0?geometryUVs:null,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}function lineStripToLines$1(positions,indices){var linesIndices=[];if(indices.length>1){for(var _i588=0,len=indices.length-1;_i588<len;_i588++){linesIndices.push(indices[_i588]);linesIndices.push(indices[_i588+1]);}}else if(positions.length>1){for(var _i589=0,_len124=positions.length/3-1;_i589<_len124;_i589++){linesIndices.push(_i589);linesIndices.push(_i589+1);}}return linesIndices;}/** @private */var ParserV10={version:10,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract(elements);var inflatedData=inflate(deflatedData);load$1(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex4];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex4],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 4:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=lineStripToLines$1(geometryArrays.geometryPositions,indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]));geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i578=0,len=geometryPositions.length;_i578<len;_i578+=3){decompressedPositions[_i578+0]=geometryPositions[_i578+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i578+1]=geometryPositions[_i578+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i578+2]=geometryPositions[_i578+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions3=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i579=0,_len120=_decompressedPositions3.length;_i579<_len120;_i579+=3){tempVec4a$1[0]=_decompressedPositions3[_i579+0];tempVec4a$1[1]=_decompressedPositions3[_i579+1];tempVec4a$1[2]=_decompressedPositions3[_i579+2];tempVec4a$1[3]=1;math.transformVec4(meshMatrix,tempVec4a$1,tempVec4b$1);geometryCompressionUtils.compressPosition(tempVec4b$1,rtcAABB,tempVec4a$1);transformedAndRecompressedPositions[_i579+0]=tempVec4a$1[0];transformedAndRecompressedPositions[_i579+1]=tempVec4a$1[1];transformedAndRecompressedPositions[_i579+2]=tempVec4a$1[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,textureSetId:_textureSetId,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity,origin:tileCenter}));meshIds.push(meshId);}}}else{// Do not reuse geometry
+var _primitiveType4=eachGeometryPrimitiveType[_geometryIndex4];var primitiveName=void 0;var _geometryPositions4=void 0;var geometryNormals=void 0;var geometryUVs=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid3=false;switch(_primitiveType4){case 0:primitiveName="solid";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex4],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0;break;case 3:primitiveName="lines";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 4:primitiveName="lines";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryIndices=lineStripToLines$1(_geometryPositions4,indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]));_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid3){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions4,normalsCompressed:geometryNormals,uv:geometryUVs&&geometryUVs.length>0?geometryUVs:null,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}function lineStripToLines$1(positions,indices){var linesIndices=[];if(indices.length>1){for(var _i580=0,len=indices.length-1;_i580<len;_i580++){linesIndices.push(indices[_i580]);linesIndices.push(indices[_i580+1]);}}else if(positions.length>1){for(var _i581=0,_len121=positions.length/3-1;_i581<_len121;_i581++){linesIndices.push(_i581);linesIndices.push(_i581+1);}}return linesIndices;}/** @private */var ParserV10={version:10,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract(elements);var inflatedData=inflate(deflatedData);load$1(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
  Parser for .XKT Format V11
 */var tempVec4a=math.vec4();var tempVec4b=math.vec4();var NUM_TEXTURE_ATTRIBUTES=9;function decodeData(arrayBuffer){var requiresSwapFromLittleEndian=function(){var buffer=new ArrayBuffer(2);new Uint16Array(buffer)[0]=1;return new Uint8Array(buffer)[0]!==1;}();var nextArray=function(){var i=0;var dataView=new DataView(arrayBuffer);return function(type){var idx=1+2*i++;// `1' for the version nr
 var byteOffset=dataView.getUint32(idx*4,true);var byteLength=dataView.getUint32((idx+1)*4,true);var BPE=type.BYTES_PER_ELEMENT;if(requiresSwapFromLittleEndian&&BPE>1){var subarray=new Uint8Array(arrayBuffer,byteOffset,byteLength);var swaps=BPE/2;var cnt=subarray.length/BPE;for(var b=0;b<cnt;b++){var offset=b*BPE;for(var j=0;j<swaps;j++){var i1=offset+j;var i2=offset-j+BPE-1;var tmp=subarray[i1];subarray[i1]=subarray[i2];subarray[i2]=tmp;}}}return new type(arrayBuffer,byteOffset,byteLength/BPE);};}();var nextObject=function(){var decoder=new TextDecoder();return function(){return JSON.parse(decoder.decode(nextArray(Uint8Array)));};}();return{metadata:nextObject(),textureData:nextArray(Uint8Array),// <<----------------------------- ??? ZIPPing to blame?
@@ -27914,8 +27910,8 @@ if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.
 var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}if(props.metallic!==undefined&&props.metallic!==null){meshDefaults.metallic=props.metallic;}if(props.roughness!==undefined&&props.roughness!==null){meshDefaults.roughness=props.roughness;}}}else{if(options.excludeUnclassifiedObjects){continue;}}// Iterate each entity's meshes
 for(var _meshIndex5=firstMeshIndex;_meshIndex5<=lastMeshIndex;_meshIndex5++){var _geometryIndex5=eachMeshGeometriesPortion[_meshIndex5];var geometryReuseCount=geometryReuseCounts[_geometryIndex5];var isReusedGeometry=geometryReuseCount>1;var atLastGeometry=_geometryIndex5===numGeometries-1;var _textureSetIndex2=eachMeshTextureSet[_meshIndex5];var _textureSetId2=_textureSetIndex2>=0?"".concat(modelPartId,"-textureSet-").concat(_textureSetIndex2):null;var meshColor=decompressColor(eachMeshMaterialAttributes.subarray(_meshIndex5*6,_meshIndex5*6+3));var meshOpacity=eachMeshMaterialAttributes[_meshIndex5*6+3]/255.0;var meshMetallic=eachMeshMaterialAttributes[_meshIndex5*6+4]/255.0;var meshRoughness=eachMeshMaterialAttributes[_meshIndex5*6+5]/255.0;var meshId=manifestCtx.getNextId();if(isReusedGeometry){// Create mesh for multi-use geometry - create (or reuse) geometry, create mesh using that geometry
 var meshMatrixIndex=eachMeshMatricesPortion[_meshIndex5];var meshMatrix=matrices.slice(meshMatrixIndex,meshMatrixIndex+16);var geometryId="".concat(modelPartId,"-geometry.").concat(tileIndex,".").concat(_geometryIndex5);// These IDs are local to the SceneModel
-var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex5];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex5],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 4:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=lineStripToLines(geometryArrays.geometryPositions,indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]));geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i590=0,len=geometryPositions.length;_i590<len;_i590+=3){decompressedPositions[_i590+0]=geometryPositions[_i590+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i590+1]=geometryPositions[_i590+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i590+2]=geometryPositions[_i590+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions4=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i591=0,_len125=_decompressedPositions4.length;_i591<_len125;_i591+=3){tempVec4a[0]=_decompressedPositions4[_i591+0];tempVec4a[1]=_decompressedPositions4[_i591+1];tempVec4a[2]=_decompressedPositions4[_i591+2];tempVec4a[3]=1;math.transformVec4(meshMatrix,tempVec4a,tempVec4b);geometryCompressionUtils.compressPosition(tempVec4b,rtcAABB,tempVec4a);transformedAndRecompressedPositions[_i591+0]=tempVec4a[0];transformedAndRecompressedPositions[_i591+1]=tempVec4a[1];transformedAndRecompressedPositions[_i591+2]=tempVec4a[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId2,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,textureSetId:_textureSetId2,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity,origin:tileCenter}));meshIds.push(meshId);}}}else{// Do not reuse geometry
-var _primitiveType5=eachGeometryPrimitiveType[_geometryIndex5];var primitiveName=void 0;var _geometryPositions5=void 0;var geometryNormals=void 0;var geometryUVs=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid4=false;switch(_primitiveType5){case 0:primitiveName="solid";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex5],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0;break;case 3:primitiveName="lines";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 4:primitiveName="lines";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryIndices=lineStripToLines(_geometryPositions5,indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]));_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid4){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId2,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions5,normalsCompressed:geometryNormals,uv:geometryUVs&&geometryUVs.length>0?geometryUVs:null,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}function lineStripToLines(positions,indices){var linesIndices=[];if(indices.length>1){for(var _i592=0,len=indices.length-1;_i592<len;_i592++){linesIndices.push(indices[_i592]);linesIndices.push(indices[_i592+1]);}}else if(positions.length>1){for(var _i593=0,_len126=positions.length/3-1;_i593<_len126;_i593++){linesIndices.push(_i593);linesIndices.push(_i593+1);}}return linesIndices;}/** @private */ // V11 uses a single uncompressed Uint8Array buffer to store arrays of different types.
+var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex5];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex5],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 4:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=lineStripToLines(geometryArrays.geometryPositions,indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]));geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i582=0,len=geometryPositions.length;_i582<len;_i582+=3){decompressedPositions[_i582+0]=geometryPositions[_i582+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i582+1]=geometryPositions[_i582+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i582+2]=geometryPositions[_i582+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions4=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i583=0,_len122=_decompressedPositions4.length;_i583<_len122;_i583+=3){tempVec4a[0]=_decompressedPositions4[_i583+0];tempVec4a[1]=_decompressedPositions4[_i583+1];tempVec4a[2]=_decompressedPositions4[_i583+2];tempVec4a[3]=1;math.transformVec4(meshMatrix,tempVec4a,tempVec4b);geometryCompressionUtils.compressPosition(tempVec4b,rtcAABB,tempVec4a);transformedAndRecompressedPositions[_i583+0]=tempVec4a[0];transformedAndRecompressedPositions[_i583+1]=tempVec4a[1];transformedAndRecompressedPositions[_i583+2]=tempVec4a[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId2,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,textureSetId:_textureSetId2,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity,origin:tileCenter}));meshIds.push(meshId);}}}else{// Do not reuse geometry
+var _primitiveType5=eachGeometryPrimitiveType[_geometryIndex5];var primitiveName=void 0;var _geometryPositions5=void 0;var geometryNormals=void 0;var geometryUVs=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid4=false;switch(_primitiveType5){case 0:primitiveName="solid";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex5],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0;break;case 3:primitiveName="lines";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 4:primitiveName="lines";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryIndices=lineStripToLines(_geometryPositions5,indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]));_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid4){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId2,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions5,normalsCompressed:geometryNormals,uv:geometryUVs&&geometryUVs.length>0?geometryUVs:null,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}function lineStripToLines(positions,indices){var linesIndices=[];if(indices.length>1){for(var _i584=0,len=indices.length-1;_i584<len;_i584++){linesIndices.push(indices[_i584]);linesIndices.push(indices[_i584+1]);}}else if(positions.length>1){for(var _i585=0,_len123=positions.length/3-1;_i585<_len123;_i585++){linesIndices.push(_i585);linesIndices.push(_i585+1);}}return linesIndices;}/** @private */ // V11 uses a single uncompressed Uint8Array buffer to store arrays of different types.
 // To efficiently create typed arrays from this buffer,
 // each typed array's source data needs to be aligned with its element byte size.
 // This sometimes requires padding subarrays inside the single Uint8Array, so the byteOffset needs to be stored alongside element count.
@@ -28671,13 +28667,13 @@ var ParserV11={version:11,parseArrayBuffer:function parseArrayBuffer(viewer,opti
      * render pass.
      * @returns {Entity} Entity representing the model, which will have {@link Entity#isModel} set ````true```` and will be registered by {@link Entity#id} in {@link Scene#models}.
      */},{key:"load",value:function load(){var _this163=this;var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}if(!params.src&&!params.xkt&&!params.manifestSrc&&!params.manifest){this.error("load() param expected: src, xkt, manifestSrc or manifestData");return sceneModel;// Return new empty model
-}var options={};var includeTypes=params.includeTypes||this._includeTypes;var excludeTypes=params.excludeTypes||this._excludeTypes;var objectDefaults=params.objectDefaults||this._objectDefaults;options.reuseGeometries=params.reuseGeometries!==null&&params.reuseGeometries!==undefined?params.reuseGeometries:this._reuseGeometries!==false;if(includeTypes){options.includeTypesMap={};for(var _i594=0,len=includeTypes.length;_i594<len;_i594++){options.includeTypesMap[includeTypes[_i594]]=true;}}if(excludeTypes){options.excludeTypesMap={};for(var _i595=0,_len127=excludeTypes.length;_i595<_len127;_i595++){options.excludeTypesMap[excludeTypes[_i595]]=true;}}if(objectDefaults){options.objectDefaults=objectDefaults;}options.excludeUnclassifiedObjects=params.excludeUnclassifiedObjects!==undefined?!!params.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects;options.globalizeObjectIds=params.globalizeObjectIds!==undefined&&params.globalizeObjectIds!==null?!!params.globalizeObjectIds:this._globalizeObjectIds;var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:params.origin,disableVertexWelding:params.disableVertexWelding||false,disableIndexRebucketing:params.disableIndexRebucketing||false,dtxEnabled:params.dtxEnabled,renderOrder:params.renderOrder}));var modelId=sceneModel.id;// In case ID was auto-generated
+}var options={};var includeTypes=params.includeTypes||this._includeTypes;var excludeTypes=params.excludeTypes||this._excludeTypes;var objectDefaults=params.objectDefaults||this._objectDefaults;options.reuseGeometries=params.reuseGeometries!==null&&params.reuseGeometries!==undefined?params.reuseGeometries:this._reuseGeometries!==false;if(includeTypes){options.includeTypesMap={};for(var _i586=0,len=includeTypes.length;_i586<len;_i586++){options.includeTypesMap[includeTypes[_i586]]=true;}}if(excludeTypes){options.excludeTypesMap={};for(var _i587=0,_len124=excludeTypes.length;_i587<_len124;_i587++){options.excludeTypesMap[excludeTypes[_i587]]=true;}}if(objectDefaults){options.objectDefaults=objectDefaults;}options.excludeUnclassifiedObjects=params.excludeUnclassifiedObjects!==undefined?!!params.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects;options.globalizeObjectIds=params.globalizeObjectIds!==undefined&&params.globalizeObjectIds!==null?!!params.globalizeObjectIds:this._globalizeObjectIds;var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:params.origin,disableVertexWelding:params.disableVertexWelding||false,disableIndexRebucketing:params.disableIndexRebucketing||false,dtxEnabled:params.dtxEnabled,renderOrder:params.renderOrder}));var modelId=sceneModel.id;// In case ID was auto-generated
 var metaModel=new MetaModel({metaScene:this.viewer.metaScene,id:modelId});this.viewer.scene.canvas.spinner.processes++;var finish=function finish(){if(sceneModel.destroyed){return;}// this._createDefaultMetaModelIfNeeded(sceneModel, params, options);
 sceneModel.finalize();metaModel.finalize();_this163.viewer.scene.canvas.spinner.processes--;sceneModel.once("destroyed",function(){_this163.viewer.metaScene.destroyMetaModel(metaModel.id);});_this163.scheduleTask(function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
 });};var error=function error(errMsg){_this163.viewer.scene.canvas.spinner.processes--;_this163.error(errMsg);sceneModel.fire("error",errMsg);};var nextId=0;var manifestCtx={getNextId:function getNextId(){return"".concat(modelId,".").concat(nextId++);}};if(params.metaModelSrc||params.metaModelData){if(params.metaModelSrc){var metaModelSrc=params.metaModelSrc;this._dataSource.getMetaModel(metaModelSrc,function(metaModelData){if(sceneModel.destroyed){return;}metaModel.loadData(metaModelData,{includeTypes:includeTypes,excludeTypes:excludeTypes,globalizeObjectIds:options.globalizeObjectIds});if(params.src){_this163._loadModel(params.src,params,options,sceneModel,null,manifestCtx,finish,error);}else{_this163._parseModel(params.xkt,params,options,sceneModel,null,manifestCtx);finish();}},function(errMsg){error("load(): Failed to load model metadata for model '".concat(modelId," from  '").concat(metaModelSrc,"' - ").concat(errMsg));});}else if(params.metaModelData){metaModel.loadData(params.metaModelData,{includeTypes:includeTypes,excludeTypes:excludeTypes,globalizeObjectIds:options.globalizeObjectIds});if(params.src){this._loadModel(params.src,params,options,sceneModel,null,manifestCtx,finish,error);}else{this._parseModel(params.xkt,params,options,sceneModel,null,manifestCtx);finish();}}}else{if(params.src){this._loadModel(params.src,params,options,sceneModel,metaModel,manifestCtx,finish,error);}else if(params.xkt){this._parseModel(params.xkt,params,options,sceneModel,metaModel,manifestCtx);finish();}else if(params.manifestSrc||params.manifest){var baseDir=params.manifestSrc?getBaseDirectory(params.manifestSrc):"";var loadJSONs=function loadJSONs(metaDataFiles,done,error){var i=0;var loadNext=function loadNext(){if(sceneModel.destroyed){done();}else if(i>=metaDataFiles.length){done();}else{_this163._dataSource.getMetaModel("".concat(baseDir).concat(metaDataFiles[i]),function(metaModelData){metaModel.loadData(metaModelData,{includeTypes:includeTypes,excludeTypes:excludeTypes,globalizeObjectIds:options.globalizeObjectIds});i++;_this163.scheduleTask(loadNext,200);},error);}};loadNext();};var loadXKTs_excludeTheirMetaModels=function loadXKTs_excludeTheirMetaModels(xktFiles,done,error){// Load XKTs, ignore metamodels in the XKT
 var i=0;var loadNext=function loadNext(){if(sceneModel.destroyed){done();}else if(i>=xktFiles.length){done();}else{_this163._dataSource.getXKT("".concat(baseDir).concat(xktFiles[i]),function(arrayBuffer){_this163._parseModel(arrayBuffer,params,options,sceneModel,null/* Ignore metamodel in XKT */,manifestCtx);sceneModel.preFinalize();i++;_this163.scheduleTask(loadNext,200);},error);}};loadNext();};var loadXKTs_includeTheirMetaModels=function loadXKTs_includeTheirMetaModels(xktFiles,done,error){// Load XKTs, parse metamodels from the XKT
-var i=0;var loadNext=function loadNext(){if(sceneModel.destroyed){done();}else if(i>=xktFiles.length){done();}else{_this163._dataSource.getXKT("".concat(baseDir).concat(xktFiles[i]),function(arrayBuffer){_this163._parseModel(arrayBuffer,params,options,sceneModel,metaModel,manifestCtx);sceneModel.preFinalize();i++;_this163.scheduleTask(loadNext,200);},error);}};loadNext();};if(params.manifest){var manifestData=params.manifest;var xktFiles=manifestData.xktFiles;if(!xktFiles||xktFiles.length===0){error("load(): Failed to load model manifest - manifest not valid");return;}var metaModelFiles=manifestData.metaModelFiles;if(metaModelFiles){loadJSONs(metaModelFiles,function(){loadXKTs_excludeTheirMetaModels(xktFiles,finish,error);},error);}else{loadXKTs_includeTheirMetaModels(xktFiles,finish,error);}}else{this._dataSource.getManifest(params.manifestSrc,function(manifestData){if(sceneModel.destroyed){return;}var xktFiles=manifestData.xktFiles;if(!xktFiles||xktFiles.length===0){error("load(): Failed to load model manifest - manifest not valid");return;}var metaModelFiles=manifestData.metaModelFiles;if(metaModelFiles){loadJSONs(metaModelFiles,function(){loadXKTs_excludeTheirMetaModels(xktFiles,finish,error);},error);}else{loadXKTs_includeTheirMetaModels(xktFiles,finish,error);}},error);}}}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel,metaModel,manifestCtx,done,error){var _this164=this;this._dataSource.getXKT(params.src,function(arrayBuffer){_this164._parseModel(arrayBuffer,params,options,sceneModel,metaModel,manifestCtx);sceneModel.preFinalize();done();},error);}},{key:"_parseModel",value:function(){var _parseModel2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee7(arrayBuffer,params,options,sceneModel,metaModel,manifestCtx){var dataView,dataArray,xktVersion,parser,numElements,elements,byteOffset,_i596,elementSize;return _regeneratorRuntime().wrap(function _callee7$(_context11){while(1){switch(_context11.prev=_context11.next){case 0:if(!sceneModel.destroyed){_context11.next=2;break;}return _context11.abrupt("return");case 2:dataView=new DataView(arrayBuffer);dataArray=new Uint8Array(arrayBuffer);xktVersion=dataView.getUint32(0,true);parser=parsers[xktVersion];if(parser){_context11.next=9;break;}this.error("Unsupported .XKT file version: "+xktVersion+" - this XKTLoaderPlugin supports versions "+Object.keys(parsers));return _context11.abrupt("return");case 9:if(!parser.parseArrayBuffer){_context11.next=12;break;}parser.parseArrayBuffer(this.viewer,options,arrayBuffer,sceneModel,metaModel,manifestCtx);return _context11.abrupt("return");case 12:numElements=dataView.getUint32(4,true);elements=[];byteOffset=(numElements+2)*4;for(_i596=0;_i596<numElements;_i596++){elementSize=dataView.getUint32((_i596+2)*4,true);elements.push(dataArray.subarray(byteOffset,byteOffset+elementSize));byteOffset+=elementSize;}parser.parse(this.viewer,options,elements,sceneModel,metaModel,manifestCtx);case 17:case"end":return _context11.stop();}}},_callee7,this);}));function _parseModel(_x100,_x101,_x102,_x103,_x104,_x105){return _parseModel2.apply(this,arguments);}return _parseModel;}()}]);return XKTLoaderPlugin;}(Plugin);function getBaseDirectory(filePath){var pathArray=filePath.split('/');pathArray.pop();// Remove the file name or the last segment of the path
+var i=0;var loadNext=function loadNext(){if(sceneModel.destroyed){done();}else if(i>=xktFiles.length){done();}else{_this163._dataSource.getXKT("".concat(baseDir).concat(xktFiles[i]),function(arrayBuffer){_this163._parseModel(arrayBuffer,params,options,sceneModel,metaModel,manifestCtx);sceneModel.preFinalize();i++;_this163.scheduleTask(loadNext,200);},error);}};loadNext();};if(params.manifest){var manifestData=params.manifest;var xktFiles=manifestData.xktFiles;if(!xktFiles||xktFiles.length===0){error("load(): Failed to load model manifest - manifest not valid");return;}var metaModelFiles=manifestData.metaModelFiles;if(metaModelFiles){loadJSONs(metaModelFiles,function(){loadXKTs_excludeTheirMetaModels(xktFiles,finish,error);},error);}else{loadXKTs_includeTheirMetaModels(xktFiles,finish,error);}}else{this._dataSource.getManifest(params.manifestSrc,function(manifestData){if(sceneModel.destroyed){return;}var xktFiles=manifestData.xktFiles;if(!xktFiles||xktFiles.length===0){error("load(): Failed to load model manifest - manifest not valid");return;}var metaModelFiles=manifestData.metaModelFiles;if(metaModelFiles){loadJSONs(metaModelFiles,function(){loadXKTs_excludeTheirMetaModels(xktFiles,finish,error);},error);}else{loadXKTs_includeTheirMetaModels(xktFiles,finish,error);}},error);}}}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel,metaModel,manifestCtx,done,error){var _this164=this;this._dataSource.getXKT(params.src,function(arrayBuffer){_this164._parseModel(arrayBuffer,params,options,sceneModel,metaModel,manifestCtx);sceneModel.preFinalize();done();},error);}},{key:"_parseModel",value:function(){var _parseModel2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee7(arrayBuffer,params,options,sceneModel,metaModel,manifestCtx){var dataView,dataArray,xktVersion,parser,numElements,elements,byteOffset,_i588,elementSize;return _regeneratorRuntime().wrap(function _callee7$(_context11){while(1){switch(_context11.prev=_context11.next){case 0:if(!sceneModel.destroyed){_context11.next=2;break;}return _context11.abrupt("return");case 2:dataView=new DataView(arrayBuffer);dataArray=new Uint8Array(arrayBuffer);xktVersion=dataView.getUint32(0,true);parser=parsers[xktVersion];if(parser){_context11.next=9;break;}this.error("Unsupported .XKT file version: "+xktVersion+" - this XKTLoaderPlugin supports versions "+Object.keys(parsers));return _context11.abrupt("return");case 9:if(!parser.parseArrayBuffer){_context11.next=12;break;}parser.parseArrayBuffer(this.viewer,options,arrayBuffer,sceneModel,metaModel,manifestCtx);return _context11.abrupt("return");case 12:numElements=dataView.getUint32(4,true);elements=[];byteOffset=(numElements+2)*4;for(_i588=0;_i588<numElements;_i588++){elementSize=dataView.getUint32((_i588+2)*4,true);elements.push(dataArray.subarray(byteOffset,byteOffset+elementSize));byteOffset+=elementSize;}parser.parse(this.viewer,options,elements,sceneModel,metaModel,manifestCtx);case 17:case"end":return _context11.stop();}}},_callee7,this);}));function _parseModel(_x100,_x101,_x102,_x103,_x104,_x105){return _parseModel2.apply(this,arguments);}return _parseModel;}()}]);return XKTLoaderPlugin;}(Plugin);function getBaseDirectory(filePath){var pathArray=filePath.split('/');pathArray.pop();// Remove the file name or the last segment of the path
 return pathArray.join('/')+'/';}/*
  Copyright (c) 2013 Gildas Lormeau. All rights reserved.
 
@@ -29545,9 +29541,9 @@ var isBase64=!!dataUriRegexResult[2];var data=dataUriRegexResult[3];data=window.
      * primitives. Only works while {@link DTX#enabled} is also ````true````.
      * @returns {Entity} Entity representing the model, which will have {@link Entity#isModel} set ````true```` and will be registered by {@link Entity#id} in {@link Scene#models}.
      */},{key:"load",value:function load(){var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true}));if(!params.src&&!params.ifc){this.error("load() param expected: src or IFC");return sceneModel;// Return new empty model
-}var options={autoNormals:true};if(params.loadMetadata!==false){var includeTypes=params.includeTypes||this._includeTypes;var excludeTypes=params.excludeTypes||this._excludeTypes;var objectDefaults=params.objectDefaults||this._objectDefaults;if(includeTypes){options.includeTypesMap={};for(var _i597=0,len=includeTypes.length;_i597<len;_i597++){options.includeTypesMap[includeTypes[_i597]]=true;}}if(excludeTypes){options.excludeTypesMap={};for(var _i598=0,_len128=excludeTypes.length;_i598<_len128;_i598++){options.excludeTypesMap[excludeTypes[_i598]]=true;}}if(objectDefaults){options.objectDefaults=objectDefaults;}options.excludeUnclassifiedObjects=params.excludeUnclassifiedObjects!==undefined?!!params.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects;options.globalizeObjectIds=params.globalizeObjectIds!==undefined?!!params.globalizeObjectIds:this._globalizeObjectIds;}try{if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{this._parseModel(params.ifc,params,options,sceneModel);}}catch(e){this.error(e);sceneModel.fire("error",e);}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this167=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getIFC(params.src,function(arrayBuffer){_this167._parseModel(arrayBuffer,params,options,sceneModel);spinner.processes--;},function(errMsg){spinner.processes--;_this167.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(arrayBuffer,params,options,sceneModel){if(sceneModel.destroyed){return;}var stats=params.stats||{};stats.sourceFormat="IFC";stats.schemaVersion="";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;if(!this._ifcAPI){throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";}var dataArray=new Uint8Array(arrayBuffer);var modelID=this._ifcAPI.OpenModel(dataArray);var modelSchema=this._ifcAPI.GetModelSchema(modelID);var lines=this._ifcAPI.GetLineIDsWithType(modelID,this._webIFC.IFCPROJECT);var ifcProjectId=lines.get(0);var loadMetadata=params.loadMetadata!==false;var metadata=loadMetadata?{id:"",projectId:""+ifcProjectId,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null;var ctx={modelID:modelID,modelSchema:modelSchema,sceneModel:sceneModel,loadMetadata:loadMetadata,metadata:metadata,metaObjects:{},options:options,log:function log(msg){},nextId:0,stats:stats};if(loadMetadata){if(options.includeTypes){ctx.includeTypes={};for(var _i599=0,len=options.includeTypes.length;_i599<len;_i599++){ctx.includeTypes[options.includeTypes[_i599]]=true;}}if(options.excludeTypes){ctx.excludeTypes={};for(var _i600=0,_len129=options.excludeTypes.length;_i600<_len129;_i600++){ctx.excludeTypes[options.excludeTypes[_i600]]=true;}}this._parseMetaObjects(ctx);this._parsePropertySets(ctx);}this._parseGeometry(ctx);sceneModel.finalize();if(loadMetadata){var metaModelId=sceneModel.id;this.viewer.metaScene.createMetaModel(metaModelId,ctx.metadata,options);}sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
+}var options={autoNormals:true};if(params.loadMetadata!==false){var includeTypes=params.includeTypes||this._includeTypes;var excludeTypes=params.excludeTypes||this._excludeTypes;var objectDefaults=params.objectDefaults||this._objectDefaults;if(includeTypes){options.includeTypesMap={};for(var _i589=0,len=includeTypes.length;_i589<len;_i589++){options.includeTypesMap[includeTypes[_i589]]=true;}}if(excludeTypes){options.excludeTypesMap={};for(var _i590=0,_len125=excludeTypes.length;_i590<_len125;_i590++){options.excludeTypesMap[excludeTypes[_i590]]=true;}}if(objectDefaults){options.objectDefaults=objectDefaults;}options.excludeUnclassifiedObjects=params.excludeUnclassifiedObjects!==undefined?!!params.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects;options.globalizeObjectIds=params.globalizeObjectIds!==undefined?!!params.globalizeObjectIds:this._globalizeObjectIds;}try{if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{this._parseModel(params.ifc,params,options,sceneModel);}}catch(e){this.error(e);sceneModel.fire("error",e);}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this167=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getIFC(params.src,function(arrayBuffer){_this167._parseModel(arrayBuffer,params,options,sceneModel);spinner.processes--;},function(errMsg){spinner.processes--;_this167.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(arrayBuffer,params,options,sceneModel){if(sceneModel.destroyed){return;}var stats=params.stats||{};stats.sourceFormat="IFC";stats.schemaVersion="";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;if(!this._ifcAPI){throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";}var dataArray=new Uint8Array(arrayBuffer);var modelID=this._ifcAPI.OpenModel(dataArray);var modelSchema=this._ifcAPI.GetModelSchema(modelID);var lines=this._ifcAPI.GetLineIDsWithType(modelID,this._webIFC.IFCPROJECT);var ifcProjectId=lines.get(0);var loadMetadata=params.loadMetadata!==false;var metadata=loadMetadata?{id:"",projectId:""+ifcProjectId,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null;var ctx={modelID:modelID,modelSchema:modelSchema,sceneModel:sceneModel,loadMetadata:loadMetadata,metadata:metadata,metaObjects:{},options:options,log:function log(msg){},nextId:0,stats:stats};if(loadMetadata){if(options.includeTypes){ctx.includeTypes={};for(var _i591=0,len=options.includeTypes.length;_i591<len;_i591++){ctx.includeTypes[options.includeTypes[_i591]]=true;}}if(options.excludeTypes){ctx.excludeTypes={};for(var _i592=0,_len126=options.excludeTypes.length;_i592<_len126;_i592++){ctx.excludeTypes[options.excludeTypes[_i592]]=true;}}this._parseMetaObjects(ctx);this._parsePropertySets(ctx);}this._parseGeometry(ctx);sceneModel.finalize();if(loadMetadata){var metaModelId=sceneModel.id;this.viewer.metaScene.createMetaModel(metaModelId,ctx.metadata,options);}sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
-});}},{key:"_parseMetaObjects",value:function _parseMetaObjects(ctx){var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,this._webIFC.IFCPROJECT);var ifcProjectId=lines.get(0);var ifcProject=this._ifcAPI.GetLine(ctx.modelID,ifcProjectId);this._parseSpatialChildren(ctx,ifcProject);}},{key:"_parseSpatialChildren",value:function _parseSpatialChildren(ctx,ifcElement,parentMetaObjectId){var metaObjectType=this._ifcAPI.GetNameFromTypeCode(ifcElement.type);if(ctx.includeTypes&&!ctx.includeTypes[metaObjectType]){return;}if(ctx.excludeTypes&&ctx.excludeTypes[metaObjectType]){return;}this._createMetaObject(ctx,ifcElement,parentMetaObjectId);var metaObjectId=ifcElement.GlobalId.value;this._parseRelatedItemsOfType(ctx,ifcElement.expressID,'RelatingObject','RelatedObjects',this._webIFC.IFCRELAGGREGATES,metaObjectId);this._parseRelatedItemsOfType(ctx,ifcElement.expressID,'RelatingStructure','RelatedElements',this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,metaObjectId);}},{key:"_createMetaObject",value:function _createMetaObject(ctx,ifcElement,parentMetaObjectId){var id=ifcElement.GlobalId.value;var metaObjectType=this._ifcAPI.GetNameFromTypeCode(ifcElement.type);var metaObjectName=ifcElement.Name&&ifcElement.Name.value!==""?ifcElement.Name.value:metaObjectType;var metaObject={id:id,name:metaObjectName,type:metaObjectType,parent:parentMetaObjectId};ctx.metadata.metaObjects.push(metaObject);ctx.metaObjects[id]=metaObject;ctx.stats.numMetaObjects++;}},{key:"_parseRelatedItemsOfType",value:function _parseRelatedItemsOfType(ctx,id,relation,related,type,parentMetaObjectId){var _this168=this;var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,type);for(var _i601=0;_i601<lines.size();_i601++){var relID=lines.get(_i601);var rel=this._ifcAPI.GetLine(ctx.modelID,relID);var relatedItems=rel[relation];var foundElement=false;if(Array.isArray(relatedItems)){var values=relatedItems.map(function(item){return item.value;});foundElement=values.includes(id);}else{foundElement=relatedItems.value===id;}if(foundElement){var element=rel[related];if(!Array.isArray(element)){var ifcElement=this._ifcAPI.GetLine(ctx.modelID,element.value);this._parseSpatialChildren(ctx,ifcElement,parentMetaObjectId);}else{element.forEach(function(element2){var ifcElement=_this168._ifcAPI.GetLine(ctx.modelID,element2.value);_this168._parseSpatialChildren(ctx,ifcElement,parentMetaObjectId);});}}}}},{key:"_parsePropertySets",value:function _parsePropertySets(ctx){var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(var _i602=0;_i602<lines.size();_i602++){var relID=lines.get(_i602);var rel=this._ifcAPI.GetLine(ctx.modelID,relID,true);if(rel){var relatingPropertyDefinition=rel.RelatingPropertyDefinition;if(!relatingPropertyDefinition){continue;}var propertySetId=relatingPropertyDefinition.GlobalId.value;var props=relatingPropertyDefinition.HasProperties;if(props&&props.length>0){var propertySetType="Default";var propertySetName=relatingPropertyDefinition.Name.value;var properties=[];for(var _i603=0,len=props.length;_i603<len;_i603++){var prop=props[_i603];var _name8=prop.Name;var nominalValue=prop.NominalValue;if(_name8&&nominalValue){var property={name:_name8.value,type:nominalValue.type,value:nominalValue.value,valueType:nominalValue.valueType};if(prop.Description){property.description=prop.Description.value;}else if(nominalValue.description){property.description=nominalValue.description;}properties.push(property);}}var propertySet={id:propertySetId,type:propertySetType,name:propertySetName,properties:properties};ctx.metadata.propertySets.push(propertySet);ctx.stats.numPropertySets++;var relatedObjects=rel.RelatedObjects;if(!relatedObjects||relatedObjects.length===0){return;}for(var _i604=0,_len130=relatedObjects.length;_i604<_len130;_i604++){var relatedObject=relatedObjects[_i604];var metaObjectId=relatedObject.GlobalId.value;var metaObject=ctx.metaObjects[metaObjectId];if(metaObject){if(!metaObject.propertySetIds){metaObject.propertySetIds=[];}metaObject.propertySetIds.push(propertySetId);}}}}}}},{key:"_parseGeometry",value:function _parseGeometry(ctx){var _this169=this;this._ifcAPI.StreamAllMeshes(ctx.modelID,function(flatMesh){// TODO: Can we do geometry reuse with web-ifc?
+});}},{key:"_parseMetaObjects",value:function _parseMetaObjects(ctx){var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,this._webIFC.IFCPROJECT);var ifcProjectId=lines.get(0);var ifcProject=this._ifcAPI.GetLine(ctx.modelID,ifcProjectId);this._parseSpatialChildren(ctx,ifcProject);}},{key:"_parseSpatialChildren",value:function _parseSpatialChildren(ctx,ifcElement,parentMetaObjectId){var metaObjectType=this._ifcAPI.GetNameFromTypeCode(ifcElement.type);if(ctx.includeTypes&&!ctx.includeTypes[metaObjectType]){return;}if(ctx.excludeTypes&&ctx.excludeTypes[metaObjectType]){return;}this._createMetaObject(ctx,ifcElement,parentMetaObjectId);var metaObjectId=ifcElement.GlobalId.value;this._parseRelatedItemsOfType(ctx,ifcElement.expressID,'RelatingObject','RelatedObjects',this._webIFC.IFCRELAGGREGATES,metaObjectId);this._parseRelatedItemsOfType(ctx,ifcElement.expressID,'RelatingStructure','RelatedElements',this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,metaObjectId);}},{key:"_createMetaObject",value:function _createMetaObject(ctx,ifcElement,parentMetaObjectId){var id=ifcElement.GlobalId.value;var metaObjectType=this._ifcAPI.GetNameFromTypeCode(ifcElement.type);var metaObjectName=ifcElement.Name&&ifcElement.Name.value!==""?ifcElement.Name.value:metaObjectType;var metaObject={id:id,name:metaObjectName,type:metaObjectType,parent:parentMetaObjectId};ctx.metadata.metaObjects.push(metaObject);ctx.metaObjects[id]=metaObject;ctx.stats.numMetaObjects++;}},{key:"_parseRelatedItemsOfType",value:function _parseRelatedItemsOfType(ctx,id,relation,related,type,parentMetaObjectId){var _this168=this;var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,type);for(var _i593=0;_i593<lines.size();_i593++){var relID=lines.get(_i593);var rel=this._ifcAPI.GetLine(ctx.modelID,relID);var relatedItems=rel[relation];var foundElement=false;if(Array.isArray(relatedItems)){var values=relatedItems.map(function(item){return item.value;});foundElement=values.includes(id);}else{foundElement=relatedItems.value===id;}if(foundElement){var element=rel[related];if(!Array.isArray(element)){var ifcElement=this._ifcAPI.GetLine(ctx.modelID,element.value);this._parseSpatialChildren(ctx,ifcElement,parentMetaObjectId);}else{element.forEach(function(element2){var ifcElement=_this168._ifcAPI.GetLine(ctx.modelID,element2.value);_this168._parseSpatialChildren(ctx,ifcElement,parentMetaObjectId);});}}}}},{key:"_parsePropertySets",value:function _parsePropertySets(ctx){var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(var _i594=0;_i594<lines.size();_i594++){var relID=lines.get(_i594);var rel=this._ifcAPI.GetLine(ctx.modelID,relID,true);if(rel){var relatingPropertyDefinition=rel.RelatingPropertyDefinition;if(!relatingPropertyDefinition){continue;}var propertySetId=relatingPropertyDefinition.GlobalId.value;var props=relatingPropertyDefinition.HasProperties;if(props&&props.length>0){var propertySetType="Default";var propertySetName=relatingPropertyDefinition.Name.value;var properties=[];for(var _i595=0,len=props.length;_i595<len;_i595++){var prop=props[_i595];var _name8=prop.Name;var nominalValue=prop.NominalValue;if(_name8&&nominalValue){var property={name:_name8.value,type:nominalValue.type,value:nominalValue.value,valueType:nominalValue.valueType};if(prop.Description){property.description=prop.Description.value;}else if(nominalValue.description){property.description=nominalValue.description;}properties.push(property);}}var propertySet={id:propertySetId,type:propertySetType,name:propertySetName,properties:properties};ctx.metadata.propertySets.push(propertySet);ctx.stats.numPropertySets++;var relatedObjects=rel.RelatedObjects;if(!relatedObjects||relatedObjects.length===0){return;}for(var _i596=0,_len127=relatedObjects.length;_i596<_len127;_i596++){var relatedObject=relatedObjects[_i596];var metaObjectId=relatedObject.GlobalId.value;var metaObject=ctx.metaObjects[metaObjectId];if(metaObject){if(!metaObject.propertySetIds){metaObject.propertySetIds=[];}metaObject.propertySetIds.push(propertySetId);}}}}}}},{key:"_parseGeometry",value:function _parseGeometry(ctx){var _this169=this;this._ifcAPI.StreamAllMeshes(ctx.modelID,function(flatMesh){// TODO: Can we do geometry reuse with web-ifc?
 var flatMeshExpressID=flatMesh.expressID;var placedGeometries=flatMesh.geometries;var meshIds=[];var properties=_this169._ifcAPI.GetLine(ctx.modelID,flatMeshExpressID);var globalId=properties.GlobalId.value;if(ctx.loadMetadata){var metaObjectId=globalId;var metaObject=ctx.metaObjects[metaObjectId];if(ctx.includeTypes&&(!metaObject||!ctx.includeTypes[metaObject.type])){return;}if(ctx.excludeTypes&&(!metaObject||ctx.excludeTypes[metaObject.type])){return;}}var matrix=math.mat4();var origin=math.vec3();for(var j=0,lenj=placedGeometries.size();j<lenj;j++){var placedGeometry=placedGeometries.get(j);var geometry=_this169._ifcAPI.GetGeometry(ctx.modelID,placedGeometry.geometryExpressID);var vertexData=_this169._ifcAPI.GetVertexArray(geometry.GetVertexData(),geometry.GetVertexDataSize());var indices=_this169._ifcAPI.GetIndexArray(geometry.GetIndexData(),geometry.GetIndexDataSize());// De-interleave vertex arrays
 var positions=new Float64Array(vertexData.length/2);var normals=new Float32Array(vertexData.length/2);for(var k=0,_l3=0,lenk=vertexData.length/6;k<lenk;k++,_l3+=3){positions[_l3+0]=vertexData[k*6+0];positions[_l3+1]=vertexData[k*6+1];positions[_l3+2]=vertexData[k*6+2];}matrix.set(placedGeometry.flatTransformation);math.transformPositions3(matrix,positions);var rtcNeeded=worldToRTCPositions(positions,positions,origin);if(!ctx.options.autoNormals){for(var _k2=0,_l4=0,_lenk=vertexData.length/6;_k2<_lenk;_k2++,_l4+=3){normals[_l4+0]=vertexData[_k2*6+3];normals[_l4+1]=vertexData[_k2*6+4];normals[_l4+2]=vertexData[_k2*6+5];}}ctx.stats.numGeometries++;ctx.stats.numVertices+=positions.length/3;ctx.stats.numTriangles+=indices.length/3;var meshId="mesh"+ctx.nextId++;ctx.sceneModel.createMesh({id:meshId,primitive:"triangles",// TODO
 origin:rtcNeeded?origin:null,positions:positions,normals:ctx.options.autoNormals?null:normals,indices:indices,color:[placedGeometry.color.x,placedGeometry.color.y,placedGeometry.color.z],opacity:placedGeometry.color.w});meshIds.push(meshId);}var entityId=ctx.options.globalizeObjectIds?math.globalizeObjectId(ctx.sceneModel.id,globalId):globalId;ctx.sceneModel.createEntity({id:entityId,meshIds:meshIds,isObject:true});ctx.stats.numObjects++;});}}]);return WebIFCLoaderPlugin;}(Plugin);/**
@@ -29564,7 +29560,7 @@ var headerBlockItems=[{item:'FileSignature',format:'char',size:4},{item:'FileSou
  * @private
  * @param arrayBuffer
  * @returns {{}}
- */var loadLASHeader=function loadLASHeader(arrayBuffer){var currentByte=0;var numOfVarLenRecords=0;var projectionStart=0;var dataView=new DataView(arrayBuffer);var buffer=new Uint8Array(6000);var getGeoKeys=function getGeoKeys(geoRecord){if(geoRecord===undefined){return undefined;}var projectionEnd=projectionStart+geoRecord["RecordLengthAfterHeader"];var geoTag=buffer.slice(projectionStart,projectionEnd);var arrayBuffer=bufferFlipper(geoTag);var dataView=new DataView(arrayBuffer);var byteCount=6;var numberOfKeys=Number(dataView.getUint16(byteCount,true));var geoKeys=[];while(numberOfKeys--){var keyTmp={};keyTmp.key=dataView.getUint16(byteCount+=2,true);keyTmp.tiffTagLocation=dataView.getUint16(byteCount+=2,true);keyTmp.count=dataView.getUint16(byteCount+=2,true);keyTmp.valueOffset=dataView.getUint16(byteCount+=2,true);geoKeys.push(keyTmp);}var projRecord=geoKeys.find(function(x){return x.key===3072;});if(projRecord&&projRecord.hasOwnProperty('valueOffset')){var epsg=projRecord.valueOffset;{return epsg;}}return undefined;};var getValue=function getValue(_ref21){var item=_ref21.item,format=_ref21.format,size=_ref21.size;var str,array;switch(format){case'char':array=new Uint8Array(arrayBuffer,currentByte,size);currentByte+=size;str=uint8arrayToString(array);return[item,str];case'uShort':str=dataView.getUint16(currentByte,true);currentByte+=size;return[item,str];case'uLong':str=dataView.getUint32(currentByte,true);if(item==='NumberOfVariableLengthRecords'){numOfVarLenRecords=str;}currentByte+=size;return[item,str];case'uChar':str=dataView.getUint8(currentByte);currentByte+=size;return[item,str];case'double':str=dataView.getFloat64(currentByte,true);currentByte+=size;return[item,str];default:currentByte+=size;}};var getValues=function getValues(){var publicHeaderBlock={};headerBlockItems.forEach(function(obj){var myObj=getValue(_objectSpread({},obj));if(myObj!==undefined){if(myObj[0]==='FileSignature'&&myObj[1]!=='LASF'){throw new Error('Ivalid FileSignature. Is this a LAS/LAZ file');}publicHeaderBlock[myObj[0]]=myObj[1];}});var variableRecords=[];var variableLengthRecords=numOfVarLenRecords;var _loop7=function _loop7(){var variableObj={};variableLengthRecord.forEach(function(obj){var myObj=getValue(_objectSpread({},obj));variableObj[myObj[0]]=myObj[1];if(myObj[0]==='UserId'&&myObj[1]==='LASF_Projection'){projectionStart=currentByte-18+54;}});variableRecords.push(variableObj);};while(variableLengthRecords--){_loop7();}var geoRecord=variableRecords.find(function(x){return x.UserId==='LASF_Projection';});var epsg=getGeoKeys(geoRecord);if(epsg){publicHeaderBlock['epsg']=epsg;}return publicHeaderBlock;};return getValues();};var bufferFlipper=function bufferFlipper(buf){var ab=new ArrayBuffer(buf.length);var view=new Uint8Array(ab);for(var _i605=0;_i605<buf.length;++_i605){view[_i605]=buf[_i605];}return ab;};var uint8arrayToString=function uint8arrayToString(array){var str='';array.forEach(function(item){var c=String.fromCharCode(item);if(c!=="\0"){str+=c;}});return str.trim();};var MAX_VERTICES=500000;// TODO: Rough estimate
+ */var loadLASHeader=function loadLASHeader(arrayBuffer){var currentByte=0;var numOfVarLenRecords=0;var projectionStart=0;var dataView=new DataView(arrayBuffer);var buffer=new Uint8Array(6000);var getGeoKeys=function getGeoKeys(geoRecord){if(geoRecord===undefined){return undefined;}var projectionEnd=projectionStart+geoRecord["RecordLengthAfterHeader"];var geoTag=buffer.slice(projectionStart,projectionEnd);var arrayBuffer=bufferFlipper(geoTag);var dataView=new DataView(arrayBuffer);var byteCount=6;var numberOfKeys=Number(dataView.getUint16(byteCount,true));var geoKeys=[];while(numberOfKeys--){var keyTmp={};keyTmp.key=dataView.getUint16(byteCount+=2,true);keyTmp.tiffTagLocation=dataView.getUint16(byteCount+=2,true);keyTmp.count=dataView.getUint16(byteCount+=2,true);keyTmp.valueOffset=dataView.getUint16(byteCount+=2,true);geoKeys.push(keyTmp);}var projRecord=geoKeys.find(function(x){return x.key===3072;});if(projRecord&&projRecord.hasOwnProperty('valueOffset')){var epsg=projRecord.valueOffset;{return epsg;}}return undefined;};var getValue=function getValue(_ref21){var item=_ref21.item,format=_ref21.format,size=_ref21.size;var str,array;switch(format){case'char':array=new Uint8Array(arrayBuffer,currentByte,size);currentByte+=size;str=uint8arrayToString(array);return[item,str];case'uShort':str=dataView.getUint16(currentByte,true);currentByte+=size;return[item,str];case'uLong':str=dataView.getUint32(currentByte,true);if(item==='NumberOfVariableLengthRecords'){numOfVarLenRecords=str;}currentByte+=size;return[item,str];case'uChar':str=dataView.getUint8(currentByte);currentByte+=size;return[item,str];case'double':str=dataView.getFloat64(currentByte,true);currentByte+=size;return[item,str];default:currentByte+=size;}};var getValues=function getValues(){var publicHeaderBlock={};headerBlockItems.forEach(function(obj){var myObj=getValue(_objectSpread({},obj));if(myObj!==undefined){if(myObj[0]==='FileSignature'&&myObj[1]!=='LASF'){throw new Error('Ivalid FileSignature. Is this a LAS/LAZ file');}publicHeaderBlock[myObj[0]]=myObj[1];}});var variableRecords=[];var variableLengthRecords=numOfVarLenRecords;var _loop7=function _loop7(){var variableObj={};variableLengthRecord.forEach(function(obj){var myObj=getValue(_objectSpread({},obj));variableObj[myObj[0]]=myObj[1];if(myObj[0]==='UserId'&&myObj[1]==='LASF_Projection'){projectionStart=currentByte-18+54;}});variableRecords.push(variableObj);};while(variableLengthRecords--){_loop7();}var geoRecord=variableRecords.find(function(x){return x.UserId==='LASF_Projection';});var epsg=getGeoKeys(geoRecord);if(epsg){publicHeaderBlock['epsg']=epsg;}return publicHeaderBlock;};return getValues();};var bufferFlipper=function bufferFlipper(buf){var ab=new ArrayBuffer(buf.length);var view=new Uint8Array(ab);for(var _i597=0;_i597<buf.length;++_i597){view[_i597]=buf[_i597];}return ab;};var uint8arrayToString=function uint8arrayToString(array){var str='';array.forEach(function(item){var c=String.fromCharCode(item);if(c!=="\0"){str+=c;}});return str.trim();};var MAX_VERTICES=500000;// TODO: Rough estimate
 /**
  * {@link Viewer} plugin that loads lidar point cloud geometry from LAS files.
  *
@@ -29833,7 +29829,7 @@ var headerBlockItems=[{item:'FileSignature',format:'char',size:4},{item:'FileSou
      * @param {Object} [params.stats] Collects model statistics.
      * @returns {Entity} Entity representing the model, which will have {@link Entity#isModel} set ````true```` and will be registered by {@link Entity#id} in {@link Scene#models}.
      */},{key:"load",value:function load(){var _this171=this;var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true}));if(!params.src&&!params.las){this.error("load() param expected: src or las");return sceneModel;// Return new empty model
-}var options={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._parseModel(params.las,params,options,sceneModel).then(function(){spinner.processes--;},function(errMsg){spinner.processes--;_this171.error(errMsg);sceneModel.fire("error",errMsg);});}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this172=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getLAS(params.src,function(arrayBuffer){_this172._parseModel(arrayBuffer,params,options,sceneModel).then(function(){spinner.processes--;},function(errMsg){spinner.processes--;_this172.error(errMsg);sceneModel.fire("error",errMsg);});},function(errMsg){spinner.processes--;_this172.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(arrayBuffer,params,options,sceneModel){var _this173=this;function readPositions(attributesPosition){var positionsValue=attributesPosition.value;if(params.rotateX){if(positionsValue){for(var _i606=0,len=positionsValue.length;_i606<len;_i606+=3){var temp=positionsValue[_i606+1];positionsValue[_i606+1]=positionsValue[_i606+2];positionsValue[_i606+2]=temp;}}}return positionsValue;}function readColorsAndIntensities(attributesColor,attributesIntensity){var colors=attributesColor.value;var colorSize=attributesColor.size;var intensities=attributesIntensity.value;var colorsCompressedSize=intensities.length*4;var colorsCompressed=new Uint8Array(colorsCompressedSize);for(var _i607=0,j=0,k=0,len=intensities.length;_i607<len;_i607++,k+=colorSize,j+=4){colorsCompressed[j+0]=colors[k+0];colorsCompressed[j+1]=colors[k+1];colorsCompressed[j+2]=colors[k+2];colorsCompressed[j+3]=Math.round(intensities[_i607]/65536*255);}return colorsCompressed;}function readIntensities(attributesIntensity){var intensities=attributesIntensity.value;var colorsCompressedSize=intensities.length*4;var colorsCompressed=new Uint8Array(colorsCompressedSize);for(var _i608=0,j=0,len=intensities.length;_i608<len;_i608++,j+=4){colorsCompressed[j+0]=0;colorsCompressed[j+1]=0;colorsCompressed[j+2]=0;colorsCompressed[j+3]=Math.round(intensities[_i608]/65536*255);}return colorsCompressed;}return new Promise(function(resolve,reject){if(sceneModel.destroyed){reject();return;}var stats=params.stats||{};stats.sourceFormat="LAS";stats.schemaVersion="";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;try{var lasHeader=loadLASHeader(arrayBuffer);parse$3(arrayBuffer,LASLoader,options).then(function(parsedData){var attributes=parsedData.attributes;var loaderData=parsedData.loaderData;var pointsFormatId=loaderData.pointsFormatId!==undefined?loaderData.pointsFormatId:-1;if(!attributes.POSITION){sceneModel.finalize();reject("No positions found in file");return;}var positionsValue;var colorsCompressed;switch(pointsFormatId){case 0:positionsValue=readPositions(attributes.POSITION);colorsCompressed=readIntensities(attributes.intensity);break;case 1:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readIntensities(attributes.intensity);break;case 2:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readColorsAndIntensities(attributes.COLOR_0,attributes.intensity);break;case 3:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readColorsAndIntensities(attributes.COLOR_0,attributes.intensity);break;}var pointsChunks=chunkArray(positionsValue,MAX_VERTICES*3);var colorsChunks=chunkArray(colorsCompressed,MAX_VERTICES*4);var meshIds=[];for(var _i609=0,len=pointsChunks.length;_i609<len;_i609++){var meshId="pointsMesh".concat(_i609);meshIds.push(meshId);sceneModel.createMesh({id:meshId,primitive:"points",positions:pointsChunks[_i609],colorsCompressed:_i609<colorsChunks.length?colorsChunks[_i609]:null});}/*
+}var options={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._parseModel(params.las,params,options,sceneModel).then(function(){spinner.processes--;},function(errMsg){spinner.processes--;_this171.error(errMsg);sceneModel.fire("error",errMsg);});}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this172=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getLAS(params.src,function(arrayBuffer){_this172._parseModel(arrayBuffer,params,options,sceneModel).then(function(){spinner.processes--;},function(errMsg){spinner.processes--;_this172.error(errMsg);sceneModel.fire("error",errMsg);});},function(errMsg){spinner.processes--;_this172.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(arrayBuffer,params,options,sceneModel){var _this173=this;function readPositions(attributesPosition){var positionsValue=attributesPosition.value;if(params.rotateX){if(positionsValue){for(var _i598=0,len=positionsValue.length;_i598<len;_i598+=3){var temp=positionsValue[_i598+1];positionsValue[_i598+1]=positionsValue[_i598+2];positionsValue[_i598+2]=temp;}}}return positionsValue;}function readColorsAndIntensities(attributesColor,attributesIntensity){var colors=attributesColor.value;var colorSize=attributesColor.size;var intensities=attributesIntensity.value;var colorsCompressedSize=intensities.length*4;var colorsCompressed=new Uint8Array(colorsCompressedSize);for(var _i599=0,j=0,k=0,len=intensities.length;_i599<len;_i599++,k+=colorSize,j+=4){colorsCompressed[j+0]=colors[k+0];colorsCompressed[j+1]=colors[k+1];colorsCompressed[j+2]=colors[k+2];colorsCompressed[j+3]=Math.round(intensities[_i599]/65536*255);}return colorsCompressed;}function readIntensities(attributesIntensity){var intensities=attributesIntensity.value;var colorsCompressedSize=intensities.length*4;var colorsCompressed=new Uint8Array(colorsCompressedSize);for(var _i600=0,j=0,len=intensities.length;_i600<len;_i600++,j+=4){colorsCompressed[j+0]=0;colorsCompressed[j+1]=0;colorsCompressed[j+2]=0;colorsCompressed[j+3]=Math.round(intensities[_i600]/65536*255);}return colorsCompressed;}return new Promise(function(resolve,reject){if(sceneModel.destroyed){reject();return;}var stats=params.stats||{};stats.sourceFormat="LAS";stats.schemaVersion="";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;try{var lasHeader=loadLASHeader(arrayBuffer);parse$3(arrayBuffer,LASLoader,options).then(function(parsedData){var attributes=parsedData.attributes;var loaderData=parsedData.loaderData;var pointsFormatId=loaderData.pointsFormatId!==undefined?loaderData.pointsFormatId:-1;if(!attributes.POSITION){sceneModel.finalize();reject("No positions found in file");return;}var positionsValue;var colorsCompressed;switch(pointsFormatId){case 0:positionsValue=readPositions(attributes.POSITION);colorsCompressed=readIntensities(attributes.intensity);break;case 1:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readIntensities(attributes.intensity);break;case 2:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readColorsAndIntensities(attributes.COLOR_0,attributes.intensity);break;case 3:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readColorsAndIntensities(attributes.COLOR_0,attributes.intensity);break;}var pointsChunks=chunkArray(positionsValue,MAX_VERTICES*3);var colorsChunks=chunkArray(colorsCompressed,MAX_VERTICES*4);var meshIds=[];for(var _i601=0,len=pointsChunks.length;_i601<len;_i601++){var meshId="pointsMesh".concat(_i601);meshIds.push(meshId);sceneModel.createMesh({id:meshId,primitive:"points",positions:pointsChunks[_i601],colorsCompressed:_i601<colorsChunks.length?colorsChunks[_i601]:null});}/*
                                 const pointsChunks = chunkArray(positionsValue, MAX_VERTICES * 3);
                     const colorsChunks = chunkArray(colorsCompressed, MAX_VERTICES * 4);
                     const meshIds = [];
@@ -29858,7 +29854,7 @@ var headerBlockItems=[{item:'FileSignature',format:'char',size:4},{item:'FileSou
                     }
                      */var pointsObjectId=params.entityId||math.createUUID();sceneModel.createEntity({id:pointsObjectId,meshIds:meshIds,isObject:true});sceneModel.finalize();if(params.metaModelJSON){var metaModelId=sceneModel.id;_this173.viewer.metaScene.createMetaModel(metaModelId,params.metaModelJSON,options);}else if(params.loadMetadata!==false){var rootMetaObjectId=math.createUUID();var metadata={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:rootMetaObjectId,name:"Model",type:"Model"},{id:pointsObjectId,name:"PointCloud (LAS)",type:"PointCloud",parent:rootMetaObjectId,attributes:lasHeader||{}}],propertySets:[]};var _metaModelId=sceneModel.id;_this173.viewer.metaScene.createMetaModel(_metaModelId,metadata,options);}sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
-});resolve();});}catch(e){sceneModel.finalize();reject(e);}});}}]);return LASLoaderPlugin;}(Plugin);function chunkArray(array,chunkSize){if(chunkSize>=array.length){return[array];}var result=[];for(var _i610=0;_i610<array.length;_i610+=chunkSize){result.push(array.slice(_i610,_i610+chunkSize));}return result;}/**
+});resolve();});}catch(e){sceneModel.finalize();reject(e);}});}}]);return LASLoaderPlugin;}(Plugin);function chunkArray(array,chunkSize){if(chunkSize>=array.length){return[array];}var result=[];for(var _i602=0;_i602<array.length;_i602+=chunkSize){result.push(array.slice(_i602,_i602+chunkSize));}return result;}/**
  * Default data access strategy for {@link CityJSONLoaderPlugin}.
  */var CityJSONDefaultDataSource=/*#__PURE__*/function(){function CityJSONDefaultDataSource(){var cfg=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};_classCallCheck(this,CityJSONDefaultDataSource);this.cacheBuster=cfg.cacheBuster!==false;}_createClass(CityJSONDefaultDataSource,[{key:"_cacheBusterURL",value:function _cacheBusterURL(url){if(!this.cacheBuster){return url;}var timestamp=new Date().getTime();if(url.indexOf('?')>-1){return url+'&_='+timestamp;}else{return url+'?_='+timestamp;}}/**
      * Gets the contents of the given CityJSON file.
@@ -30088,16 +30084,16 @@ earcut.flatten=function(data){var dim=data[0][0].length,result={vertices:[],hole
      */},{key:"load",value:function load(){var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true,edges:true}));if(!params.src&&!params.cityJSON){this.error("load() param expected: src or cityJSON");return sceneModel;// Return new empty model
 }var options={};if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._parseModel(params.cityJSON,params,options,sceneModel);spinner.processes--;}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this175=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getCityJSON(params.src,function(data){_this175._parseModel(data,params,options,sceneModel);spinner.processes--;},function(errMsg){spinner.processes--;_this175.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(data,params,options,sceneModel){if(sceneModel.destroyed){return;}var vertices=data.transform?this._transformVertices(data.vertices,data.transform,options.rotateX):data.vertices;var stats=params.stats||{};stats.sourceFormat=data.type||"CityJSON";stats.schemaVersion=data.version||"";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;var loadMetadata=params.loadMetadata!==false;var rootMetaObject=loadMetadata?{id:math.createUUID(),name:"Model",type:"Model"}:null;var metadata=loadMetadata?{id:"",projectId:"",author:"",createdAt:"",schema:data.version||"",creatingApplication:"",metaObjects:[rootMetaObject],propertySets:[]}:null;var ctx={data:data,vertices:vertices,sceneModel:sceneModel,loadMetadata:loadMetadata,metadata:metadata,rootMetaObject:rootMetaObject,nextId:0,stats:stats};this._parseCityJSON(ctx);sceneModel.finalize();if(loadMetadata){var metaModelId=sceneModel.id;this.viewer.metaScene.createMetaModel(metaModelId,ctx.metadata,options);}sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
-});}},{key:"_transformVertices",value:function _transformVertices(vertices,transform,rotateX){var transformedVertices=[];var scale=transform.scale||math.vec3([1,1,1]);var translate=transform.translate||math.vec3([0,0,0]);for(var _i611=0,j=0;_i611<vertices.length;_i611++,j+=3){var x=vertices[_i611][0]*scale[0]+translate[0];var y=vertices[_i611][1]*scale[1]+translate[1];var _z5=vertices[_i611][2]*scale[2]+translate[2];if(rotateX){transformedVertices.push([x,_z5,y]);}else{transformedVertices.push([x,y,_z5]);}}return transformedVertices;}},{key:"_parseCityJSON",value:function _parseCityJSON(ctx){var data=ctx.data;var cityObjects=data.CityObjects;for(var objectId in cityObjects){if(cityObjects.hasOwnProperty(objectId)){var cityObject=cityObjects[objectId];this._parseCityObject(ctx,cityObject,objectId);}}}},{key:"_parseCityObject",value:function _parseCityObject(ctx,cityObject,objectId){var sceneModel=ctx.sceneModel;var data=ctx.data;if(ctx.loadMetadata){var metaObjectId=objectId;var metaObjectType=cityObject.type;var metaObjectName=metaObjectType+" : "+objectId;var parentMetaObjectId=cityObject.parents?cityObject.parents[0]:ctx.rootMetaObject.id;ctx.metadata.metaObjects.push({id:metaObjectId,name:metaObjectName,type:metaObjectType,parent:parentMetaObjectId});}ctx.stats.numMetaObjects++;if(!(cityObject.geometry&&cityObject.geometry.length>0)){return;}var meshIds=[];for(var _i612=0,len=cityObject.geometry.length;_i612<len;_i612++){var geometry=cityObject.geometry[_i612];var objectMaterial=void 0;var surfaceMaterials=void 0;var appearance=data.appearance;if(appearance){var materials=appearance.materials;if(materials){var geometryMaterial=geometry.material;if(geometryMaterial){var themeIds=Object.keys(geometryMaterial);if(themeIds.length>0){var themeId=themeIds[0];var theme=geometryMaterial[themeId];if(theme.value!==undefined){objectMaterial=materials[theme.value];}else{var values=theme.values;if(values){surfaceMaterials=[];for(var j=0,lenj=values.length;j<lenj;j++){var value=values[_i612];var surfaceMaterial=materials[value];surfaceMaterials.push(surfaceMaterial);}}}}}}}if(surfaceMaterials){this._parseGeometrySurfacesWithOwnMaterials(ctx,geometry,surfaceMaterials,meshIds);}else{this._parseGeometrySurfacesWithSharedMaterial(ctx,geometry,objectMaterial,meshIds);}}if(meshIds.length>0){sceneModel.createEntity({id:objectId,meshIds:meshIds,isObject:true});ctx.stats.numObjects++;}}},{key:"_parseGeometrySurfacesWithOwnMaterials",value:function _parseGeometrySurfacesWithOwnMaterials(ctx,geometry,surfaceMaterials,meshIds){var geomType=geometry.type;switch(geomType){case"MultiPoint":break;case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var surfaces=geometry.boundaries;this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,surfaces,meshIds);break;case"Solid":var shells=geometry.boundaries;for(var j=0;j<shells.length;j++){var _surfaces=shells[j];this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,_surfaces,meshIds);}break;case"MultiSolid":case"CompositeSolid":var solids=geometry.boundaries;for(var _j4=0;_j4<solids.length;_j4++){for(var k=0;k<solids[_j4].length;k++){var _surfaces2=solids[_j4][k];this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,_surfaces2,meshIds);}}break;}}},{key:"_parseSurfacesWithOwnMaterials",value:function _parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,surfaces,meshIds){var vertices=ctx.vertices;var sceneModel=ctx.sceneModel;for(var _i613=0;_i613<surfaces.length;_i613++){var surface=surfaces[_i613];var surfaceMaterial=surfaceMaterials[_i613]||{diffuseColor:[0.8,0.8,0.8],transparency:1.0};var face=[];var holes=[];var sharedIndices=[];var geometryCfg={positions:[],indices:[]};for(var j=0;j<surface.length;j++){if(face.length>0){holes.push(face.length);}var newFace=this._extractLocalIndices(ctx,surface[j],sharedIndices,geometryCfg);face.push.apply(face,_toConsumableArray(newFace));}if(face.length===3){// Triangle
+});}},{key:"_transformVertices",value:function _transformVertices(vertices,transform,rotateX){var transformedVertices=[];var scale=transform.scale||math.vec3([1,1,1]);var translate=transform.translate||math.vec3([0,0,0]);for(var _i603=0,j=0;_i603<vertices.length;_i603++,j+=3){var x=vertices[_i603][0]*scale[0]+translate[0];var y=vertices[_i603][1]*scale[1]+translate[1];var _z5=vertices[_i603][2]*scale[2]+translate[2];if(rotateX){transformedVertices.push([x,_z5,y]);}else{transformedVertices.push([x,y,_z5]);}}return transformedVertices;}},{key:"_parseCityJSON",value:function _parseCityJSON(ctx){var data=ctx.data;var cityObjects=data.CityObjects;for(var objectId in cityObjects){if(cityObjects.hasOwnProperty(objectId)){var cityObject=cityObjects[objectId];this._parseCityObject(ctx,cityObject,objectId);}}}},{key:"_parseCityObject",value:function _parseCityObject(ctx,cityObject,objectId){var sceneModel=ctx.sceneModel;var data=ctx.data;if(ctx.loadMetadata){var metaObjectId=objectId;var metaObjectType=cityObject.type;var metaObjectName=metaObjectType+" : "+objectId;var parentMetaObjectId=cityObject.parents?cityObject.parents[0]:ctx.rootMetaObject.id;ctx.metadata.metaObjects.push({id:metaObjectId,name:metaObjectName,type:metaObjectType,parent:parentMetaObjectId});}ctx.stats.numMetaObjects++;if(!(cityObject.geometry&&cityObject.geometry.length>0)){return;}var meshIds=[];for(var _i604=0,len=cityObject.geometry.length;_i604<len;_i604++){var geometry=cityObject.geometry[_i604];var objectMaterial=void 0;var surfaceMaterials=void 0;var appearance=data.appearance;if(appearance){var materials=appearance.materials;if(materials){var geometryMaterial=geometry.material;if(geometryMaterial){var themeIds=Object.keys(geometryMaterial);if(themeIds.length>0){var themeId=themeIds[0];var theme=geometryMaterial[themeId];if(theme.value!==undefined){objectMaterial=materials[theme.value];}else{var values=theme.values;if(values){surfaceMaterials=[];for(var j=0,lenj=values.length;j<lenj;j++){var value=values[_i604];var surfaceMaterial=materials[value];surfaceMaterials.push(surfaceMaterial);}}}}}}}if(surfaceMaterials){this._parseGeometrySurfacesWithOwnMaterials(ctx,geometry,surfaceMaterials,meshIds);}else{this._parseGeometrySurfacesWithSharedMaterial(ctx,geometry,objectMaterial,meshIds);}}if(meshIds.length>0){sceneModel.createEntity({id:objectId,meshIds:meshIds,isObject:true});ctx.stats.numObjects++;}}},{key:"_parseGeometrySurfacesWithOwnMaterials",value:function _parseGeometrySurfacesWithOwnMaterials(ctx,geometry,surfaceMaterials,meshIds){var geomType=geometry.type;switch(geomType){case"MultiPoint":break;case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var surfaces=geometry.boundaries;this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,surfaces,meshIds);break;case"Solid":var shells=geometry.boundaries;for(var j=0;j<shells.length;j++){var _surfaces=shells[j];this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,_surfaces,meshIds);}break;case"MultiSolid":case"CompositeSolid":var solids=geometry.boundaries;for(var _j4=0;_j4<solids.length;_j4++){for(var k=0;k<solids[_j4].length;k++){var _surfaces2=solids[_j4][k];this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,_surfaces2,meshIds);}}break;}}},{key:"_parseSurfacesWithOwnMaterials",value:function _parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,surfaces,meshIds){var vertices=ctx.vertices;var sceneModel=ctx.sceneModel;for(var _i605=0;_i605<surfaces.length;_i605++){var surface=surfaces[_i605];var surfaceMaterial=surfaceMaterials[_i605]||{diffuseColor:[0.8,0.8,0.8],transparency:1.0};var face=[];var holes=[];var sharedIndices=[];var geometryCfg={positions:[],indices:[]};for(var j=0;j<surface.length;j++){if(face.length>0){holes.push(face.length);}var newFace=this._extractLocalIndices(ctx,surface[j],sharedIndices,geometryCfg);face.push.apply(face,_toConsumableArray(newFace));}if(face.length===3){// Triangle
 geometryCfg.indices.push(face[0]);geometryCfg.indices.push(face[1]);geometryCfg.indices.push(face[2]);}else if(face.length>3){// Polygon
 // Prepare to triangulate
 var pList=[];for(var k=0;k<face.length;k++){pList.push({x:vertices[sharedIndices[face[k]]][0],y:vertices[sharedIndices[face[k]]][1],z:vertices[sharedIndices[face[k]]][2]});}var normal=this._getNormalOfPositions(pList,math.vec3());// Convert to 2D
 var pv=[];for(var _k3=0;_k3<pList.length;_k3++){this._to2D(pList[_k3],normal,tempVec2a);pv.unshift(tempVec2a[0]);pv.unshift(tempVec2a[1]);}// Triangulate
 var tr=earcut(pv,holes,2);// Create triangles
 for(var _k4=0;_k4<tr.length;_k4+=3){geometryCfg.indices.unshift(face[tr[_k4]]);geometryCfg.indices.unshift(face[tr[_k4+1]]);geometryCfg.indices.unshift(face[tr[_k4+2]]);}}var meshId=""+ctx.nextId++;sceneModel.createMesh({id:meshId,primitive:"triangles",positions:geometryCfg.positions,indices:geometryCfg.indices,color:surfaceMaterial&&surfaceMaterial.diffuseColor?surfaceMaterial.diffuseColor:[0.8,0.8,0.8],opacity:surfaceMaterial&&surfaceMaterial.transparency!==undefined?1.0-surfaceMaterial.transparency:1.0});meshIds.push(meshId);ctx.stats.numGeometries++;ctx.stats.numVertices+=geometryCfg.positions.length/3;ctx.stats.numTriangles+=geometryCfg.indices.length/3;}}},{key:"_parseGeometrySurfacesWithSharedMaterial",value:function _parseGeometrySurfacesWithSharedMaterial(ctx,geometry,objectMaterial,meshIds){var sceneModel=ctx.sceneModel;var sharedIndices=[];var geometryCfg={positions:[],indices:[]};var geomType=geometry.type;switch(geomType){case"MultiPoint":break;case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var surfaces=geometry.boundaries;this._parseSurfacesWithSharedMaterial(ctx,surfaces,sharedIndices,geometryCfg);break;case"Solid":var shells=geometry.boundaries;for(var j=0;j<shells.length;j++){var _surfaces3=shells[j];this._parseSurfacesWithSharedMaterial(ctx,_surfaces3,sharedIndices,geometryCfg);}break;case"MultiSolid":case"CompositeSolid":var solids=geometry.boundaries;for(var _j5=0;_j5<solids.length;_j5++){for(var k=0;k<solids[_j5].length;k++){var _surfaces4=solids[_j5][k];this._parseSurfacesWithSharedMaterial(ctx,_surfaces4,sharedIndices,geometryCfg);}}break;}if(geometryCfg.positions.length>0&&geometryCfg.indices.length>0){var meshId=""+ctx.nextId++;sceneModel.createMesh({id:meshId,primitive:"triangles",positions:geometryCfg.positions,indices:geometryCfg.indices,color:objectMaterial&&objectMaterial.diffuseColor?objectMaterial.diffuseColor:[0.8,0.8,0.8],opacity:1.0//opacity: (objectMaterial && objectMaterial.transparency !== undefined) ? (1.0 - objectMaterial.transparency) : 1.0
-});meshIds.push(meshId);ctx.stats.numGeometries++;ctx.stats.numVertices+=geometryCfg.positions.length/3;ctx.stats.numTriangles+=geometryCfg.indices.length/3;}}},{key:"_parseSurfacesWithSharedMaterial",value:function _parseSurfacesWithSharedMaterial(ctx,surfaces,sharedIndices,primitiveCfg){var vertices=ctx.vertices;for(var _i614=0;_i614<surfaces.length;_i614++){var boundary=[];var holes=[];for(var j=0;j<surfaces[_i614].length;j++){if(boundary.length>0){holes.push(boundary.length);}var newBoundary=this._extractLocalIndices(ctx,surfaces[_i614][j],sharedIndices,primitiveCfg);boundary.push.apply(boundary,_toConsumableArray(newBoundary));}if(boundary.length===3){// Triangle
+});meshIds.push(meshId);ctx.stats.numGeometries++;ctx.stats.numVertices+=geometryCfg.positions.length/3;ctx.stats.numTriangles+=geometryCfg.indices.length/3;}}},{key:"_parseSurfacesWithSharedMaterial",value:function _parseSurfacesWithSharedMaterial(ctx,surfaces,sharedIndices,primitiveCfg){var vertices=ctx.vertices;for(var _i606=0;_i606<surfaces.length;_i606++){var boundary=[];var holes=[];for(var j=0;j<surfaces[_i606].length;j++){if(boundary.length>0){holes.push(boundary.length);}var newBoundary=this._extractLocalIndices(ctx,surfaces[_i606][j],sharedIndices,primitiveCfg);boundary.push.apply(boundary,_toConsumableArray(newBoundary));}if(boundary.length===3){// Triangle
 primitiveCfg.indices.push(boundary[0]);primitiveCfg.indices.push(boundary[1]);primitiveCfg.indices.push(boundary[2]);}else if(boundary.length>3){// Polygon
-var pList=[];for(var k=0;k<boundary.length;k++){pList.push({x:vertices[sharedIndices[boundary[k]]][0],y:vertices[sharedIndices[boundary[k]]][1],z:vertices[sharedIndices[boundary[k]]][2]});}var normal=this._getNormalOfPositions(pList,math.vec3());var pv=[];for(var _k5=0;_k5<pList.length;_k5++){this._to2D(pList[_k5],normal,tempVec2a);pv.unshift(tempVec2a[0]);pv.unshift(tempVec2a[1]);}var tr=earcut(pv,holes,2);for(var _k6=0;_k6<tr.length;_k6+=3){primitiveCfg.indices.unshift(boundary[tr[_k6]]);primitiveCfg.indices.unshift(boundary[tr[_k6+1]]);primitiveCfg.indices.unshift(boundary[tr[_k6+2]]);}}}}},{key:"_extractLocalIndices",value:function _extractLocalIndices(ctx,boundary,sharedIndices,geometryCfg){var vertices=ctx.vertices;var newBoundary=[];for(var _i615=0,len=boundary.length;_i615<len;_i615++){var index=boundary[_i615];if(sharedIndices.includes(index)){var vertexIndex=sharedIndices.indexOf(index);newBoundary.push(vertexIndex);}else{geometryCfg.positions.push(vertices[index][0]);geometryCfg.positions.push(vertices[index][1]);geometryCfg.positions.push(vertices[index][2]);newBoundary.push(sharedIndices.length);sharedIndices.push(index);}}return newBoundary;}},{key:"_getNormalOfPositions",value:function _getNormalOfPositions(positions,normal){for(var _i616=0;_i616<positions.length;_i616++){var nexti=_i616+1;if(nexti===positions.length){nexti=0;}normal[0]+=(positions[_i616].y-positions[nexti].y)*(positions[_i616].z+positions[nexti].z);normal[1]+=(positions[_i616].z-positions[nexti].z)*(positions[_i616].x+positions[nexti].x);normal[2]+=(positions[_i616].x-positions[nexti].x)*(positions[_i616].y+positions[nexti].y);}return math.normalizeVec3(normal);}},{key:"_to2D",value:function _to2D(_p,_n,re){var p=tempVec3a;var n=tempVec3b;var x3=tempVec3c;p[0]=_p.x;p[1]=_p.y;p[2]=_p.z;n[0]=_n.x;n[1]=_n.y;n[2]=_n.z;x3[0]=1.1;x3[1]=1.1;x3[2]=1.1;var dist=math.lenVec3(math.subVec3(x3,n));if(dist<0.01){x3[0]+=1.0;x3[1]+=2.0;x3[2]+=3.0;}var dot=math.dotVec3(x3,n);var tmp2=math.mulVec3Scalar(n,dot,math.vec3());x3[0]-=tmp2[0];x3[1]-=tmp2[1];x3[2]-=tmp2[2];math.normalizeVec3(x3);var y3=math.cross3Vec3(n,x3,math.vec3());var x=math.dotVec3(p,x3);var y=math.dotVec3(p,y3);re[0]=x;re[1]=y;}}]);return CityJSONLoaderPlugin;}(Plugin);/**
+var pList=[];for(var k=0;k<boundary.length;k++){pList.push({x:vertices[sharedIndices[boundary[k]]][0],y:vertices[sharedIndices[boundary[k]]][1],z:vertices[sharedIndices[boundary[k]]][2]});}var normal=this._getNormalOfPositions(pList,math.vec3());var pv=[];for(var _k5=0;_k5<pList.length;_k5++){this._to2D(pList[_k5],normal,tempVec2a);pv.unshift(tempVec2a[0]);pv.unshift(tempVec2a[1]);}var tr=earcut(pv,holes,2);for(var _k6=0;_k6<tr.length;_k6+=3){primitiveCfg.indices.unshift(boundary[tr[_k6]]);primitiveCfg.indices.unshift(boundary[tr[_k6+1]]);primitiveCfg.indices.unshift(boundary[tr[_k6+2]]);}}}}},{key:"_extractLocalIndices",value:function _extractLocalIndices(ctx,boundary,sharedIndices,geometryCfg){var vertices=ctx.vertices;var newBoundary=[];for(var _i607=0,len=boundary.length;_i607<len;_i607++){var index=boundary[_i607];if(sharedIndices.includes(index)){var vertexIndex=sharedIndices.indexOf(index);newBoundary.push(vertexIndex);}else{geometryCfg.positions.push(vertices[index][0]);geometryCfg.positions.push(vertices[index][1]);geometryCfg.positions.push(vertices[index][2]);newBoundary.push(sharedIndices.length);sharedIndices.push(index);}}return newBoundary;}},{key:"_getNormalOfPositions",value:function _getNormalOfPositions(positions,normal){for(var _i608=0;_i608<positions.length;_i608++){var nexti=_i608+1;if(nexti===positions.length){nexti=0;}normal[0]+=(positions[_i608].y-positions[nexti].y)*(positions[_i608].z+positions[nexti].z);normal[1]+=(positions[_i608].z-positions[nexti].z)*(positions[_i608].x+positions[nexti].x);normal[2]+=(positions[_i608].x-positions[nexti].x)*(positions[_i608].y+positions[nexti].y);}return math.normalizeVec3(normal);}},{key:"_to2D",value:function _to2D(_p,_n,re){var p=tempVec3a;var n=tempVec3b;var x3=tempVec3c;p[0]=_p.x;p[1]=_p.y;p[2]=_p.z;n[0]=_n.x;n[1]=_n.y;n[2]=_n.z;x3[0]=1.1;x3[1]=1.1;x3[2]=1.1;var dist=math.lenVec3(math.subVec3(x3,n));if(dist<0.01){x3[0]+=1.0;x3[1]+=2.0;x3[2]+=3.0;}var dot=math.dotVec3(x3,n);var tmp2=math.mulVec3Scalar(n,dot,math.vec3());x3[0]-=tmp2[0];x3[1]-=tmp2[1];x3[2]-=tmp2[2];math.normalizeVec3(x3);var y3=math.cross3Vec3(n,x3,math.vec3());var x=math.dotVec3(p,x3);var y=math.dotVec3(p,y3);re[0]=x;re[1]=y;}}]);return CityJSONLoaderPlugin;}(Plugin);/**
  * Default data access strategy for {@link DotBIMLoaderPlugin}.
  *
  * This just loads assets using XMLHttpRequest.
@@ -30372,12 +30368,12 @@ var pList=[];for(var k=0;k<boundary.length;k++){pList.push({x:vertices[sharedInd
      * @returns {Entity} Entity representing the model, which will have {@link Entity#isModel} set ````true```` and will be registered by {@link Entity#id} in {@link Scene#models}
      */,set:function set(value){this._objectDefaults=value||IFCObjectDefaults;}},{key:"load",value:function load(){var _this177=this;var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true,backfaces:params.backfaces,dtxEnabled:params.dtxEnabled,rotation:params.rotation,origin:params.origin}));var modelId=sceneModel.id;// In case ID was auto-generated
 if(!params.src&&!params.dotBIM){this.error("load() param expected: src or dotBIM");return sceneModel;// Return new empty model
-}var objectDefaults=params.objectDefaults||this._objectDefaults||IFCObjectDefaults;var includeTypes;if(params.includeTypes){includeTypes={};for(var _i617=0,len=params.includeTypes.length;_i617<len;_i617++){includeTypes[params.includeTypes[_i617]]=true;}}var excludeTypes;if(params.excludeTypes){excludeTypes={};if(!includeTypes){includeTypes={};}for(var _i618=0,_len131=params.excludeTypes.length;_i618<_len131;_i618++){includeTypes[params.excludeTypes[_i618]]=true;}}var parseDotBIM=function parseDotBIM(ctx){var fileData=ctx.fileData;var sceneModel=ctx.sceneModel;var dbMeshLoaded={};var ifcProjectId=math.createUUID();var ifcSiteId=math.createUUID();var ifcBuildingId=math.createUUID();var ifcBuildingStoryId=math.createUUID();var metaModelData={metaObjects:[{id:ifcProjectId,name:"IfcProject",type:"IfcProject",parent:null},{id:ifcSiteId,name:"IfcSite",type:"IfcSite",parent:ifcProjectId},{id:ifcBuildingId,name:"IfcBuilding",type:"IfcBuilding",parent:ifcSiteId},{id:ifcBuildingStoryId,name:"IfcBuildingStorey",type:"IfcBuildingStorey",parent:ifcBuildingId}],propertySets:[]};var parseDBMesh=function parseDBMesh(dbMeshId,element){if(dbMeshLoaded[dbMeshId]){return;}var dbMesh=fileData.meshes.find(function(obj){return obj.mesh_id===element.mesh_id;});sceneModel.createGeometry({id:dbMeshId,primitive:"triangles",positions:dbMesh.coordinates,indices:dbMesh.indices});dbMeshLoaded[dbMeshId]=true;};var dbElements=fileData.elements;var _loop8=function _loop8(_i619,_len132){var element=dbElements[_i619];var elementType=element.type;if(excludeTypes&&excludeTypes[elementType]){return"continue";}if(includeTypes&&!includeTypes[elementType]){return"continue";}var info=element.info;var objectId=element.guid!==undefined?"".concat(element.guid):info!==undefined&&info.id!==undefined?info.id:_i619;var dbMeshId=element.mesh_id;var vector=element.vector;var rotation=element.rotation;var props=objectDefaults?objectDefaults[elementType]||objectDefaults["DEFAULT"]:null;var visible=true;var pickable=true;if(element.face_colors===undefined){parseDBMesh(dbMeshId,element);var meshId="".concat(objectId,"-mesh");var _color12=element.color?[element.color.r/255.0,element.color.g/255.0,element.color.b/255.0]:[1,1,1];var _opacity7=element.color?element.color.a/255.0:1.0;if(props){if(props.visible===false){visible=false;}if(props.pickable===false){pickable=false;}if(props.colorize){_color12=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){_opacity7=props.opacity;}}sceneModel.createMesh({id:meshId,geometryId:dbMeshId,color:_color12,opacity:_opacity7,quaternion:rotation&&(rotation.qz!==0||rotation.qy!==0||rotation.qx!==0||rotation.qw!==1.0)?[rotation.qx,rotation.qy,rotation.qz,rotation.qw]:undefined,position:vector?[vector.x,vector.y,vector.z]:undefined});sceneModel.createEntity({id:objectId,meshIds:[meshId],visible:visible,pickable:pickable,isObject:true});}else{var faceColors=element.face_colors;var coloredTrianglesDictionary={};var currentTriangleIndicesCount=0;var dbMesh=fileData.meshes.find(function(obj){return obj.mesh_id===element.mesh_id;});for(var _i620=0,_len133=faceColors.length;_i620<_len133;_i620+=4){var faceColor=[faceColors[_i620],faceColors[_i620+1],faceColors[_i620+2],faceColors[_i620+3]];if(coloredTrianglesDictionary[faceColor]===undefined){coloredTrianglesDictionary[faceColor]=[];}var indexForPoint0=dbMesh.indices[currentTriangleIndicesCount];var x0=dbMesh.coordinates[indexForPoint0*3];var y0=dbMesh.coordinates[indexForPoint0*3+1];var z0=dbMesh.coordinates[indexForPoint0*3+2];var indexForPoint1=dbMesh.indices[currentTriangleIndicesCount+1];var x1=dbMesh.coordinates[indexForPoint1*3];var y1=dbMesh.coordinates[indexForPoint1*3+1];var z1=dbMesh.coordinates[indexForPoint1*3+2];var indexForPoint2=dbMesh.indices[currentTriangleIndicesCount+2];var x2=dbMesh.coordinates[indexForPoint2*3];var y2=dbMesh.coordinates[indexForPoint2*3+1];var z2=dbMesh.coordinates[indexForPoint2*3+2];coloredTrianglesDictionary[faceColor].push(x0,y0,z0,x1,y1,z1,x2,y2,z2);currentTriangleIndicesCount+=3;}var meshIds=[];for(var _i621=0,_Object$entries5=Object.entries(coloredTrianglesDictionary);_i621<_Object$entries5.length;_i621++){var _Object$entries5$_i=_slicedToArray(_Object$entries5[_i621],2),_faceColor=_Object$entries5$_i[0],trianglesCoordinates=_Object$entries5$_i[1];sceneModel.createGeometry({id:"".concat(dbMeshId,"-").concat(_faceColor),primitive:"triangles",positions:trianglesCoordinates,indices:_toConsumableArray(Array(trianglesCoordinates.length).keys())});var _meshId3="".concat(objectId,"-mesh-").concat(_faceColor);var faceColorArray=_faceColor.split(',').map(Number);var _color13=[faceColorArray[0]/255.0,faceColorArray[1]/255.0,faceColorArray[2]/255.0];var _opacity8=faceColorArray[3]/255.0;if(props){if(props.visible===false){visible=false;}if(props.pickable===false){pickable=false;}if(props.colorize){_color13=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){_opacity8=props.opacity;}}sceneModel.createMesh({id:_meshId3,geometryId:"".concat(dbMeshId,"-").concat(_faceColor),color:_color13,opacity:_opacity8,quaternion:rotation&&(rotation.qz!==0||rotation.qy!==0||rotation.qx!==0||rotation.qw!==1.0)?[rotation.qx,rotation.qy,rotation.qz,rotation.qw]:undefined,position:vector?[vector.x,vector.y,vector.z]:undefined});meshIds.push(_meshId3);}sceneModel.createEntity({id:objectId,meshIds:meshIds,visible:visible,pickable:pickable,isObject:true});}for(var infoKey in info){var properties=void 0;if(infoKey.startsWith("IFC_Pset_")){if(!properties){properties=[];}properties.push({name:infoKey,value:info[infoKey]});}if(properties){metaModelData.propertySets.push({id:objectId,properties:properties});}}metaModelData.metaObjects.push({id:objectId,name:info&&info.Name&&info.Name!=="None"?info.Name:"".concat(element.type," ").concat(objectId),type:element.type,parent:ifcBuildingStoryId,propertySetIds:[objectId]});};for(var _i619=0,_len132=dbElements.length;_i619<_len132;_i619++){var _ret2=_loop8(_i619,_len132);if(_ret2==="continue")continue;}sceneModel.finalize();_this177.viewer.metaScene.createMetaModel(modelId,metaModelData);sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
+}var objectDefaults=params.objectDefaults||this._objectDefaults||IFCObjectDefaults;var includeTypes;if(params.includeTypes){includeTypes={};for(var _i609=0,len=params.includeTypes.length;_i609<len;_i609++){includeTypes[params.includeTypes[_i609]]=true;}}var excludeTypes;if(params.excludeTypes){excludeTypes={};if(!includeTypes){includeTypes={};}for(var _i610=0,_len128=params.excludeTypes.length;_i610<_len128;_i610++){includeTypes[params.excludeTypes[_i610]]=true;}}var parseDotBIM=function parseDotBIM(ctx){var fileData=ctx.fileData;var sceneModel=ctx.sceneModel;var dbMeshLoaded={};var ifcProjectId=math.createUUID();var ifcSiteId=math.createUUID();var ifcBuildingId=math.createUUID();var ifcBuildingStoryId=math.createUUID();var metaModelData={metaObjects:[{id:ifcProjectId,name:"IfcProject",type:"IfcProject",parent:null},{id:ifcSiteId,name:"IfcSite",type:"IfcSite",parent:ifcProjectId},{id:ifcBuildingId,name:"IfcBuilding",type:"IfcBuilding",parent:ifcSiteId},{id:ifcBuildingStoryId,name:"IfcBuildingStorey",type:"IfcBuildingStorey",parent:ifcBuildingId}],propertySets:[]};var parseDBMesh=function parseDBMesh(dbMeshId,element){if(dbMeshLoaded[dbMeshId]){return;}var dbMesh=fileData.meshes.find(function(obj){return obj.mesh_id===element.mesh_id;});sceneModel.createGeometry({id:dbMeshId,primitive:"triangles",positions:dbMesh.coordinates,indices:dbMesh.indices});dbMeshLoaded[dbMeshId]=true;};var dbElements=fileData.elements;var _loop8=function _loop8(_i611,_len129){var element=dbElements[_i611];var elementType=element.type;if(excludeTypes&&excludeTypes[elementType]){return"continue";}if(includeTypes&&!includeTypes[elementType]){return"continue";}var info=element.info;var objectId=element.guid!==undefined?"".concat(element.guid):info!==undefined&&info.id!==undefined?info.id:_i611;var dbMeshId=element.mesh_id;var vector=element.vector;var rotation=element.rotation;var props=objectDefaults?objectDefaults[elementType]||objectDefaults["DEFAULT"]:null;var visible=true;var pickable=true;if(element.face_colors===undefined){parseDBMesh(dbMeshId,element);var meshId="".concat(objectId,"-mesh");var _color12=element.color?[element.color.r/255.0,element.color.g/255.0,element.color.b/255.0]:[1,1,1];var _opacity7=element.color?element.color.a/255.0:1.0;if(props){if(props.visible===false){visible=false;}if(props.pickable===false){pickable=false;}if(props.colorize){_color12=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){_opacity7=props.opacity;}}sceneModel.createMesh({id:meshId,geometryId:dbMeshId,color:_color12,opacity:_opacity7,quaternion:rotation&&(rotation.qz!==0||rotation.qy!==0||rotation.qx!==0||rotation.qw!==1.0)?[rotation.qx,rotation.qy,rotation.qz,rotation.qw]:undefined,position:vector?[vector.x,vector.y,vector.z]:undefined});sceneModel.createEntity({id:objectId,meshIds:[meshId],visible:visible,pickable:pickable,isObject:true});}else{var faceColors=element.face_colors;var coloredTrianglesDictionary={};var currentTriangleIndicesCount=0;var dbMesh=fileData.meshes.find(function(obj){return obj.mesh_id===element.mesh_id;});for(var _i612=0,_len130=faceColors.length;_i612<_len130;_i612+=4){var faceColor=[faceColors[_i612],faceColors[_i612+1],faceColors[_i612+2],faceColors[_i612+3]];if(coloredTrianglesDictionary[faceColor]===undefined){coloredTrianglesDictionary[faceColor]=[];}var indexForPoint0=dbMesh.indices[currentTriangleIndicesCount];var x0=dbMesh.coordinates[indexForPoint0*3];var y0=dbMesh.coordinates[indexForPoint0*3+1];var z0=dbMesh.coordinates[indexForPoint0*3+2];var indexForPoint1=dbMesh.indices[currentTriangleIndicesCount+1];var x1=dbMesh.coordinates[indexForPoint1*3];var y1=dbMesh.coordinates[indexForPoint1*3+1];var z1=dbMesh.coordinates[indexForPoint1*3+2];var indexForPoint2=dbMesh.indices[currentTriangleIndicesCount+2];var x2=dbMesh.coordinates[indexForPoint2*3];var y2=dbMesh.coordinates[indexForPoint2*3+1];var z2=dbMesh.coordinates[indexForPoint2*3+2];coloredTrianglesDictionary[faceColor].push(x0,y0,z0,x1,y1,z1,x2,y2,z2);currentTriangleIndicesCount+=3;}var meshIds=[];for(var _i613=0,_Object$entries5=Object.entries(coloredTrianglesDictionary);_i613<_Object$entries5.length;_i613++){var _Object$entries5$_i=_slicedToArray(_Object$entries5[_i613],2),_faceColor=_Object$entries5$_i[0],trianglesCoordinates=_Object$entries5$_i[1];sceneModel.createGeometry({id:"".concat(dbMeshId,"-").concat(_faceColor),primitive:"triangles",positions:trianglesCoordinates,indices:_toConsumableArray(Array(trianglesCoordinates.length/3).keys())});var _meshId3="".concat(objectId,"-mesh-").concat(_faceColor);var faceColorArray=_faceColor.split(',').map(Number);var _color13=[faceColorArray[0]/255.0,faceColorArray[1]/255.0,faceColorArray[2]/255.0];var _opacity8=faceColorArray[3]/255.0;if(props){if(props.visible===false){visible=false;}if(props.pickable===false){pickable=false;}if(props.colorize){_color13=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){_opacity8=props.opacity;}}sceneModel.createMesh({id:_meshId3,geometryId:"".concat(dbMeshId,"-").concat(_faceColor),color:_color13,opacity:_opacity8,quaternion:rotation&&(rotation.qz!==0||rotation.qy!==0||rotation.qx!==0||rotation.qw!==1.0)?[rotation.qx,rotation.qy,rotation.qz,rotation.qw]:undefined,position:vector?[vector.x,vector.y,vector.z]:undefined});meshIds.push(_meshId3);}sceneModel.createEntity({id:objectId,meshIds:meshIds,visible:visible,pickable:pickable,isObject:true});}for(var infoKey in info){var properties=void 0;if(infoKey.startsWith("IFC_Pset_")){if(!properties){properties=[];}properties.push({name:infoKey,value:info[infoKey]});}if(properties){metaModelData.propertySets.push({id:objectId,properties:properties});}}metaModelData.metaObjects.push({id:objectId,name:info&&info.Name&&info.Name!=="None"?info.Name:"".concat(element.type," ").concat(objectId),type:element.type,parent:ifcBuildingStoryId,propertySetIds:[objectId]});};for(var _i611=0,_len129=dbElements.length;_i611<_len129;_i611++){var _ret2=_loop8(_i611,_len129);if(_ret2==="continue")continue;}sceneModel.finalize();_this177.viewer.metaScene.createMetaModel(modelId,metaModelData);sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
 });};if(params.src){var src=params.src;this.viewer.scene.canvas.spinner.processes++;this._dataSource.getDotBIM(src,function(fileData){// OK
 var ctx={fileData:fileData,sceneModel:sceneModel,nextId:0,error:function error(errMsg){}};parseDotBIM(ctx);_this177.viewer.scene.canvas.spinner.processes--;},function(err){_this177.viewer.scene.canvas.spinner.processes--;_this177.error(err);});}else if(params.dotBIM){var ctx={fileData:params.dotBIM,sceneModel:sceneModel,nextId:0,error:function error(errMsg){}};parseDotBIM(ctx);}sceneModel.once("destroyed",function(){_this177.viewer.metaScene.destroyMetaModel(modelId);});return sceneModel;}/**
      * Destroys this DotBIMLoaderPlugin.
-     */},{key:"destroy",value:function destroy(){_get(_getPrototypeOf(DotBIMLoaderPlugin.prototype),"destroy",this).call(this);}}]);return DotBIMLoaderPlugin;}(Plugin);var hex2rgb=function hex2rgb(color){var rgb=function rgb(idx){return parseInt(color.substr(idx+1,2),16)/255;};return[rgb(0),rgb(2),rgb(4)];};var triangulateEarClipping=function triangulateEarClipping(planeCoords){var polygonVertices=[];for(var _i622=0;_i622<planeCoords.length;++_i622){polygonVertices.push(_i622);}var isCCW=function(){var ba=math.vec2();var bc=math.vec2();var anglesSum=0;for(var _i623=0;_i623<polygonVertices.length;++_i623){var _a10=planeCoords[polygonVertices[_i623]];var b=planeCoords[polygonVertices[(_i623+1)%polygonVertices.length]];var c=planeCoords[polygonVertices[(_i623+2)%polygonVertices.length]];math.subVec2(_a10,b,ba);math.subVec2(c,b,bc);var theta=math.dotVec2(ba,bc)/Math.sqrt(math.sqLenVec2(ba)*math.sqLenVec2(bc));var _angle3=Math.acos(Math.max(-1,Math.min(theta,1)));var convex=ba[0]*bc[1]-ba[1]*bc[0]>=0;anglesSum+=convex?_angle3:2*Math.PI-_angle3;}return anglesSum<polygonVertices.length*Math.PI;}();var pointInTriangle=function(){var sign=function sign(p1,p2,p3){return(p1[0]-p3[0])*(p2[1]-p3[1])-(p2[0]-p3[0])*(p1[1]-p3[1]);};return function(pt,v1,v2,v3){var d1=sign(pt,v1,v2);var d2=sign(pt,v2,v3);var d3=sign(pt,v3,v1);var has_neg=d1<0||d2<0||d3<0;var has_pos=d1>0||d2>0||d3>0;return!(has_neg&&has_pos);};}();var baseTriangles=[];var vertices=(isCCW?polygonVertices:polygonVertices.slice(0).reverse()).map(function(i){return{idx:i};});vertices.forEach(function(v,i){v.prev=vertices[(i-1+vertices.length)%vertices.length];v.next=vertices[(i+1)%vertices.length];});var ba=math.vec2();var bc=math.vec2();while(vertices.length>2){var earIdx=0;var _loop9=function _loop9(){if(earIdx>=vertices.length){throw"isCCW = ".concat(isCCW,"; earIdx = ").concat(earIdx,"; len = ").concat(vertices.length);}var v=vertices[earIdx];var a=planeCoords[v.prev.idx];var b=planeCoords[v.idx];var c=planeCoords[v.next.idx];math.subVec2(a,b,ba);math.subVec2(c,b,bc);if(ba[0]*bc[1]-ba[1]*bc[0]>=0// a convex vertex
+     */},{key:"destroy",value:function destroy(){_get(_getPrototypeOf(DotBIMLoaderPlugin.prototype),"destroy",this).call(this);}}]);return DotBIMLoaderPlugin;}(Plugin);var hex2rgb=function hex2rgb(color){var rgb=function rgb(idx){return parseInt(color.substr(idx+1,2),16)/255;};return[rgb(0),rgb(2),rgb(4)];};var triangulateEarClipping=function triangulateEarClipping(planeCoords){var polygonVertices=[];for(var _i614=0;_i614<planeCoords.length;++_i614){polygonVertices.push(_i614);}var isCCW=function(){var ba=math.vec2();var bc=math.vec2();var anglesSum=0;for(var _i615=0;_i615<polygonVertices.length;++_i615){var _a10=planeCoords[polygonVertices[_i615]];var b=planeCoords[polygonVertices[(_i615+1)%polygonVertices.length]];var c=planeCoords[polygonVertices[(_i615+2)%polygonVertices.length]];math.subVec2(_a10,b,ba);math.subVec2(c,b,bc);var theta=math.dotVec2(ba,bc)/Math.sqrt(math.sqLenVec2(ba)*math.sqLenVec2(bc));var _angle3=Math.acos(Math.max(-1,Math.min(theta,1)));var convex=ba[0]*bc[1]-ba[1]*bc[0]>=0;anglesSum+=convex?_angle3:2*Math.PI-_angle3;}return anglesSum<polygonVertices.length*Math.PI;}();var pointInTriangle=function(){var sign=function sign(p1,p2,p3){return(p1[0]-p3[0])*(p2[1]-p3[1])-(p2[0]-p3[0])*(p1[1]-p3[1]);};return function(pt,v1,v2,v3){var d1=sign(pt,v1,v2);var d2=sign(pt,v2,v3);var d3=sign(pt,v3,v1);var has_neg=d1<0||d2<0||d3<0;var has_pos=d1>0||d2>0||d3>0;return!(has_neg&&has_pos);};}();var baseTriangles=[];var vertices=(isCCW?polygonVertices:polygonVertices.slice(0).reverse()).map(function(i){return{idx:i};});vertices.forEach(function(v,i){v.prev=vertices[(i-1+vertices.length)%vertices.length];v.next=vertices[(i+1)%vertices.length];});var ba=math.vec2();var bc=math.vec2();while(vertices.length>2){var earIdx=0;var _loop9=function _loop9(){if(earIdx>=vertices.length){throw"isCCW = ".concat(isCCW,"; earIdx = ").concat(earIdx,"; len = ").concat(vertices.length);}var v=vertices[earIdx];var a=planeCoords[v.prev.idx];var b=planeCoords[v.idx];var c=planeCoords[v.next.idx];math.subVec2(a,b,ba);math.subVec2(c,b,bc);if(ba[0]*bc[1]-ba[1]*bc[0]>=0// a convex vertex
 &&vertices.every(// no other vertices inside
 function(vv){return vv===v||vv===v.prev||vv===v.next||!pointInTriangle(planeCoords[vv.idx],a,b,c);}))return"break";++earIdx;};while(true){var _ret3=_loop9();if(_ret3==="break")break;}var ear=vertices[earIdx];vertices.splice(earIdx,1);baseTriangles.push([ear.idx,ear.next.idx,ear.prev.idx]);var prev=ear.prev;prev.next=ear.next;var next=ear.next;next.prev=ear.prev;}return[planeCoords,baseTriangles,isCCW];};var marker3D=function marker3D(scene,color){var canvas=scene.canvas.canvas;var markerParent=canvas.parentNode;var markerDiv=document.createElement("div");markerParent.insertBefore(markerDiv,canvas);var size=5;markerDiv.style.background=color;markerDiv.style.border="2px solid white";markerDiv.style.margin="0 0";markerDiv.style.zIndex="100";markerDiv.style.position="absolute";markerDiv.style.pointerEvents="none";markerDiv.style.display="none";var marker=new Marker(scene,{});var px=function px(x){return x+"px";};var _update=function update(){var pos=marker.canvasPos.slice();transformToNode(canvas,markerParent,pos);markerDiv.style.left=px(pos[0]-3-size/2);markerDiv.style.top=px(pos[1]-3-size/2);markerDiv.style.borderRadius=px(size*2);markerDiv.style.width=px(size);markerDiv.style.height=px(size);};var onViewMatrix=scene.camera.on("viewMatrix",_update);var onProjMatrix=scene.camera.on("projMatrix",_update);return{update:function update(worldPos){if(worldPos){marker.worldPos=worldPos;_update();}markerDiv.style.display=worldPos?"":"none";},setHighlighted:function setHighlighted(h){size=h?10:5;_update();},getCanvasPos:function getCanvasPos(){return marker.canvasPos;},getWorldPos:function getWorldPos(){return marker.worldPos;},destroy:function destroy(){markerDiv.parentNode.removeChild(markerDiv);scene.camera.off(onViewMatrix);scene.camera.off(onProjMatrix);marker.destroy();}};};var wire3D=function wire3D(scene,color,startWorldPos){var canvas=scene.canvas.canvas;var startMarker=new Marker(scene,{});startMarker.worldPos=startWorldPos;var endMarker=new Marker(scene,{});var wireParent=canvas.ownerDocument.body;var wire=new Wire(wireParent,{color:color,thickness:1,thicknessClickable:6});wire.setVisible(false);var updatePos=function updatePos(){var p0=startMarker.canvasPos.slice();var p1=endMarker.canvasPos.slice();transformToNode(canvas,wireParent,p0);transformToNode(canvas,wireParent,p1);wire.setStartAndEnd(p0[0],p0[1],p1[0],p1[1]);};var onViewMatrix=scene.camera.on("viewMatrix",updatePos);var onProjMatrix=scene.camera.on("projMatrix",updatePos);return{update:function update(endWorldPos){if(endWorldPos){endMarker.worldPos=endWorldPos;updatePos();}wire.setVisible(!!endWorldPos);},destroy:function destroy(){scene.camera.off(onViewMatrix);scene.camera.off(onProjMatrix);startMarker.destroy();endMarker.destroy();wire.destroy();}};};var basePolygon3D=function basePolygon3D(scene,color,alpha){var mesh=null;var updateBase=function updateBase(points){if(points){if(mesh){mesh.destroy();}try{var _ref22,_ref23;var _triangulateEarClippi=triangulateEarClipping(points.map(function(p){return[p[0],p[2]];})),_triangulateEarClippi2=_slicedToArray(_triangulateEarClippi,2),baseVertices=_triangulateEarClippi2[0],baseTriangles=_triangulateEarClippi2[1];var positions=(_ref22=[]).concat.apply(_ref22,_toConsumableArray(baseVertices.map(function(p){return[p[0],points[0][1],p[1]];})));// To convert from Float64Array into an Array
 var ind=(_ref23=[]).concat.apply(_ref23,_toConsumableArray(baseTriangles));mesh=new Mesh(scene,{pickable:false,// otherwise there's a WebGL error inside PickMeshRenderer.prototype.drawMesh
@@ -30398,13 +30394,13 @@ var onCanvasTouchMove=function onCanvasTouchMove(event){var touch=_toConsumableA
 var pos=[];var ind=[];var addPlane=function addPlane(isCeiling){var baseIdx=pos.length;var _iterator41=_createForOfIteratorHelper(baseVertices),_step41;try{for(_iterator41.s();!(_step41=_iterator41.n()).done;){var c=_step41.value;pos.push([c[0],altitude+(isCeiling?height:0),c[1]]);}}catch(err){_iterator41.e(err);}finally{_iterator41.f();}var _iterator42=_createForOfIteratorHelper(baseTriangles),_step42;try{for(_iterator42.s();!(_step42=_iterator42.n()).done;){var t=_step42.value;ind.push.apply(ind,_toConsumableArray((isCeiling?t:t.slice(0).reverse()).map(function(i){return i+baseIdx;})));}}catch(err){_iterator42.e(err);}finally{_iterator42.f();}};addPlane(false);// floor
 addPlane(true);// ceiling
 // sides
-var _loop10=function _loop10(_i624){var a=baseVertices[_i624];var b=baseVertices[(baseVertices.length+_i624+(isCCW?1:-1))%baseVertices.length];var f=altitude;var c=altitude+height;var baseIdx=pos.length;pos.push([a[0],f,a[1]],[b[0],f,b[1]],[b[0],c,b[1]],[a[0],c,a[1]]);ind.push.apply(ind,_toConsumableArray([0,1,2,0,2,3].map(function(i){return i+baseIdx;})));};for(var _i624=0;_i624<baseVertices.length;++_i624){_loop10(_i624);}if(this._zoneMesh){this._zoneMesh.destroy();}var positions=(_ref24=[]).concat.apply(_ref24,pos);this._zoneMesh=new Mesh(scene,{edges:this._edges,geometry:new ReadableGeometry(scene,{positions:positions,indices:ind,normals:math.buildNormals(positions,ind)}),material:new PhongMaterial(scene,{alpha:this._alpha,backfaces:true,diffuse:hex2rgb(this._color)}),visible:this._visible});this._zoneMesh.highlighted=this._highlighted;this._zoneMesh.zone=this;{var _u2=math.vec2();var v=math.vec2();var baseArea=0;var _iterator43=_createForOfIteratorHelper(baseTriangles),_step43;try{for(_iterator43.s();!(_step43=_iterator43.n()).done;){var t=_step43.value;var p0=baseVertices[t[0]];var p1=baseVertices[t[1]];var p2=baseVertices[t[2]];math.subVec2(p1,p0,_u2);math.subVec2(p2,p0,v);baseArea+=Math.abs(_u2[0]*v[1]-_u2[1]*v[0]);}}catch(err){_iterator43.e(err);}finally{_iterator43.f();}this._baseArea=baseArea/2;}this._metrics=null;var min=function min(idx){return Math.min.apply(Math,_toConsumableArray(pos.map(function(p){return p[idx];})));};var max=function max(idx){return Math.max.apply(Math,_toConsumableArray(pos.map(function(p){return p[idx];})));};var xmin=min(0);var ymin=min(1);var zmin=min(2);var xmax=max(0);var ymax=max(1);var zmax=max(2);this._center=math.vec3([(xmin+xmax)/2,(ymin+ymax)/2,(zmin+zmax)/2]);}},{key:"baseArea",get:function get(){return this._baseArea;}},{key:"area",get:function get(){return this._getMetrics().area;}},{key:"volume",get:function get(){return this._getMetrics().volume;}},{key:"_getMetrics",value:function _getMetrics(){if(this._metrics===null){// Sum the volume of tetrahedrons formed by the origin and face triangles
-var volume=0;var _area4=0;var geo=this._zoneMesh.geometry;var pts=[math.vec3(),math.vec3(),math.vec3()];var _tmpVec=math.vec3();for(var _i625=0;_i625<geo.indices.length;_i625+=3){for(var off=0;off<3;++off){var _p4=pts[off];var pIdx=3*geo.indices[_i625+off];for(var c=0;c<3;++c){_p4[c]=geo.positions[pIdx+c];}}volume+=math.dotVec3(pts[0],math.cross3Vec3(pts[1],pts[2],_tmpVec));math.subVec3(pts[1],pts[0],pts[1]);math.subVec3(pts[2],pts[0],pts[2]);_area4+=math.lenVec3(math.cross3Vec3(pts[1],pts[2],_tmpVec));}this._metrics={area:_area4/2,volume:volume/6};}return this._metrics;}},{key:"sectionedAverage",value:function sectionedAverage(sectionPlanes){var planeCoords=this._geometry.planeCoordinates.slice();var faces=[];{var h=this._geometry.height;var _a11=this._geometry.altitude;var c=_a11+Math.max(0,h);var _f2=_a11+Math.min(0,h);var addPlane=function addPlane(isCeiling){var face=planeCoords.map(function(p){return[p[0],isCeiling?c:_f2,p[1]];});faces.push(isCeiling?face:face.slice(0).reverse());};addPlane(true);// ceiling
+var _loop10=function _loop10(_i616){var a=baseVertices[_i616];var b=baseVertices[(baseVertices.length+_i616+(isCCW?1:-1))%baseVertices.length];var f=altitude;var c=altitude+height;var baseIdx=pos.length;pos.push([a[0],f,a[1]],[b[0],f,b[1]],[b[0],c,b[1]],[a[0],c,a[1]]);ind.push.apply(ind,_toConsumableArray([0,1,2,0,2,3].map(function(i){return i+baseIdx;})));};for(var _i616=0;_i616<baseVertices.length;++_i616){_loop10(_i616);}if(this._zoneMesh){this._zoneMesh.destroy();}var positions=(_ref24=[]).concat.apply(_ref24,pos);this._zoneMesh=new Mesh(scene,{edges:this._edges,geometry:new ReadableGeometry(scene,{positions:positions,indices:ind,normals:math.buildNormals(positions,ind)}),material:new PhongMaterial(scene,{alpha:this._alpha,backfaces:true,diffuse:hex2rgb(this._color)}),visible:this._visible});this._zoneMesh.highlighted=this._highlighted;this._zoneMesh.zone=this;{var _u2=math.vec2();var v=math.vec2();var baseArea=0;var _iterator43=_createForOfIteratorHelper(baseTriangles),_step43;try{for(_iterator43.s();!(_step43=_iterator43.n()).done;){var t=_step43.value;var p0=baseVertices[t[0]];var p1=baseVertices[t[1]];var p2=baseVertices[t[2]];math.subVec2(p1,p0,_u2);math.subVec2(p2,p0,v);baseArea+=Math.abs(_u2[0]*v[1]-_u2[1]*v[0]);}}catch(err){_iterator43.e(err);}finally{_iterator43.f();}this._baseArea=baseArea/2;}this._metrics=null;var min=function min(idx){return Math.min.apply(Math,_toConsumableArray(pos.map(function(p){return p[idx];})));};var max=function max(idx){return Math.max.apply(Math,_toConsumableArray(pos.map(function(p){return p[idx];})));};var xmin=min(0);var ymin=min(1);var zmin=min(2);var xmax=max(0);var ymax=max(1);var zmax=max(2);this._center=math.vec3([(xmin+xmax)/2,(ymin+ymax)/2,(zmin+zmax)/2]);}},{key:"baseArea",get:function get(){return this._baseArea;}},{key:"area",get:function get(){return this._getMetrics().area;}},{key:"volume",get:function get(){return this._getMetrics().volume;}},{key:"_getMetrics",value:function _getMetrics(){if(this._metrics===null){// Sum the volume of tetrahedrons formed by the origin and face triangles
+var volume=0;var _area4=0;var geo=this._zoneMesh.geometry;var pts=[math.vec3(),math.vec3(),math.vec3()];var _tmpVec=math.vec3();for(var _i617=0;_i617<geo.indices.length;_i617+=3){for(var off=0;off<3;++off){var _p4=pts[off];var pIdx=3*geo.indices[_i617+off];for(var c=0;c<3;++c){_p4[c]=geo.positions[pIdx+c];}}volume+=math.dotVec3(pts[0],math.cross3Vec3(pts[1],pts[2],_tmpVec));math.subVec3(pts[1],pts[0],pts[1]);math.subVec3(pts[2],pts[0],pts[2]);_area4+=math.lenVec3(math.cross3Vec3(pts[1],pts[2],_tmpVec));}this._metrics={area:_area4/2,volume:volume/6};}return this._metrics;}},{key:"sectionedAverage",value:function sectionedAverage(sectionPlanes){var planeCoords=this._geometry.planeCoordinates.slice();var faces=[];{var h=this._geometry.height;var _a11=this._geometry.altitude;var c=_a11+Math.max(0,h);var _f2=_a11+Math.min(0,h);var addPlane=function addPlane(isCeiling){var face=planeCoords.map(function(p){return[p[0],isCeiling?c:_f2,p[1]];});faces.push(isCeiling?face:face.slice(0).reverse());};addPlane(true);// ceiling
 addPlane(false);// floor
 // sides
-var _p5=function _p5(idx,y){return[planeCoords[idx][0],y,planeCoords[idx][1]];};for(var _i626=0;_i626<planeCoords.length;++_i626){var _j6=(_i626+1)%planeCoords.length;faces.push([_p5(_i626,_f2),_p5(_j6,_f2),_p5(_j6,c),_p5(_i626,c)]);}}var _iterator44=_createForOfIteratorHelper(sectionPlanes),_step44;try{for(_iterator44.s();!(_step44=_iterator44.n()).done;){var _s2=_step44.value;var dir=_s2.dir;var dist=_s2.dist;var newFaces=[];var _iterator47=_createForOfIteratorHelper(faces),_step47;try{for(_iterator47.s();!(_step47=_iterator47.n()).done;){var face=_step47.value;var _EPSILON=1e-5;var COPLANAR=0;var FRONT=1;var BACK=2;var SPANNING=3;// Classify each point as well as the entire polygon into one of the above four classes.
-var polygonType=0;var types=[];for(var _i627=0;_i627<face.length;_i627++){var t=math.dotVec3(dir,face[_i627])+dist;var type=t<-_EPSILON?BACK:t>_EPSILON?FRONT:COPLANAR;polygonType|=type;types.push(type);}// Put the polygon in the correct list, splitting it when necessary.
-switch(polygonType){case COPLANAR:newFaces.push(face);break;case FRONT:newFaces.push(face);break;case BACK:break;case SPANNING:var _f4=[];for(var _i628=0;_i628<face.length;_i628++){var j=(_i628+1)%face.length;var ti=types[_i628];var tj=types[j];var vi=face[_i628];var vj=face[j];if(ti!==BACK){_f4.push(vi);}if((ti|tj)===SPANNING){var diff=math.vec3();math.subVec3(vj,vi,diff);var _t7=-(dist+math.dotVec3(dir,vi))/math.dotVec3(dir,diff);var v=[0,0,0];math.lerpVec3(_t7,0,1,vi,vj,v);_f4.push(v);}}if(_f4.length>=3){newFaces.push(_f4);}break;}}}catch(err){_iterator47.e(err);}finally{_iterator47.f();}faces=newFaces;}}catch(err){_iterator44.e(err);}finally{_iterator44.f();}if(faces.length===0){return null;}else{var avg=math.vec3([0,0,0]);var unique=new Set();var _iterator45=_createForOfIteratorHelper(faces),_step45;try{for(_iterator45.s();!(_step45=_iterator45.n()).done;){var _f3=_step45.value;var _iterator46=_createForOfIteratorHelper(_f3),_step46;try{for(_iterator46.s();!(_step46=_iterator46.n()).done;){var _p6=_step46.value;var id=_p6.map(function(x){return x.toFixed(3);}).join(":");if(!unique.has(id)){unique.add(id);math.addVec3(avg,_p6,avg);}}}catch(err){_iterator46.e(err);}finally{_iterator46.f();}}}catch(err){_iterator45.e(err);}finally{_iterator45.f();}math.mulVec3Scalar(avg,1/unique.size,avg);return avg;}}},{key:"center",get:function get(){return this._center;}},{key:"altitude",get:function get(){return this._geometry.altitude;},set:function set(value){this._geometry.altitude=value;this._rebuildMesh();}},{key:"height",get:function get(){return this._geometry.height;},set:function set(value){this._geometry.height=value;this._rebuildMesh();}},{key:"highlighted",get:function get(){return this._highlighted;},set:function set(value){this._highlighted=value;if(this._zoneMesh){this._zoneMesh.highlighted=value;}}},{key:"color",get:function get(){return this._color;},set:function set(value){this._color=value;if(this._zoneMesh){this._zoneMesh.material.diffuse=hex2rgb(this._color);}}},{key:"alpha",get:function get(){return this._alpha;},set:function set(value){this._alpha=value;if(this._zoneMesh){this._zoneMesh.material.alpha=this._alpha;}}},{key:"edges",get:function get(){return this._edges;},set:function set(edges){this._edges=edges;if(this._zoneMesh){this._zoneMesh.edges=this._edges;}}/**
+var _p5=function _p5(idx,y){return[planeCoords[idx][0],y,planeCoords[idx][1]];};for(var _i618=0;_i618<planeCoords.length;++_i618){var _j6=(_i618+1)%planeCoords.length;faces.push([_p5(_i618,_f2),_p5(_j6,_f2),_p5(_j6,c),_p5(_i618,c)]);}}var _iterator44=_createForOfIteratorHelper(sectionPlanes),_step44;try{for(_iterator44.s();!(_step44=_iterator44.n()).done;){var _s2=_step44.value;var dir=_s2.dir;var dist=_s2.dist;var newFaces=[];var _iterator47=_createForOfIteratorHelper(faces),_step47;try{for(_iterator47.s();!(_step47=_iterator47.n()).done;){var face=_step47.value;var _EPSILON=1e-5;var COPLANAR=0;var FRONT=1;var BACK=2;var SPANNING=3;// Classify each point as well as the entire polygon into one of the above four classes.
+var polygonType=0;var types=[];for(var _i619=0;_i619<face.length;_i619++){var t=math.dotVec3(dir,face[_i619])+dist;var type=t<-_EPSILON?BACK:t>_EPSILON?FRONT:COPLANAR;polygonType|=type;types.push(type);}// Put the polygon in the correct list, splitting it when necessary.
+switch(polygonType){case COPLANAR:newFaces.push(face);break;case FRONT:newFaces.push(face);break;case BACK:break;case SPANNING:var _f4=[];for(var _i620=0;_i620<face.length;_i620++){var j=(_i620+1)%face.length;var ti=types[_i620];var tj=types[j];var vi=face[_i620];var vj=face[j];if(ti!==BACK){_f4.push(vi);}if((ti|tj)===SPANNING){var diff=math.vec3();math.subVec3(vj,vi,diff);var _t7=-(dist+math.dotVec3(dir,vi))/math.dotVec3(dir,diff);var v=[0,0,0];math.lerpVec3(_t7,0,1,vi,vj,v);_f4.push(v);}}if(_f4.length>=3){newFaces.push(_f4);}break;}}}catch(err){_iterator47.e(err);}finally{_iterator47.f();}faces=newFaces;}}catch(err){_iterator44.e(err);}finally{_iterator44.f();}if(faces.length===0){return null;}else{var avg=math.vec3([0,0,0]);var unique=new Set();var _iterator45=_createForOfIteratorHelper(faces),_step45;try{for(_iterator45.s();!(_step45=_iterator45.n()).done;){var _f3=_step45.value;var _iterator46=_createForOfIteratorHelper(_f3),_step46;try{for(_iterator46.s();!(_step46=_iterator46.n()).done;){var _p6=_step46.value;var id=_p6.map(function(x){return x.toFixed(3);}).join(":");if(!unique.has(id)){unique.add(id);math.addVec3(avg,_p6,avg);}}}catch(err){_iterator46.e(err);}finally{_iterator46.f();}}}catch(err){_iterator45.e(err);}finally{_iterator45.f();}math.mulVec3Scalar(avg,1/unique.size,avg);return avg;}}},{key:"center",get:function get(){return this._center;}},{key:"altitude",get:function get(){return this._geometry.altitude;},set:function set(value){this._geometry.altitude=value;this._rebuildMesh();}},{key:"height",get:function get(){return this._geometry.height;},set:function set(value){this._geometry.height=value;this._rebuildMesh();}},{key:"highlighted",get:function get(){return this._highlighted;},set:function set(value){this._highlighted=value;if(this._zoneMesh){this._zoneMesh.highlighted=value;}}},{key:"color",get:function get(){return this._color;},set:function set(value){this._color=value;if(this._zoneMesh){this._zoneMesh.material.diffuse=hex2rgb(this._color);}}},{key:"alpha",get:function get(){return this._alpha;},set:function set(value){this._alpha=value;if(this._zoneMesh){this._zoneMesh.material.alpha=this._alpha;}}},{key:"edges",get:function get(){return this._edges;},set:function set(edges){this._edges=edges;if(this._zoneMesh){this._zoneMesh.edges=this._edges;}}/**
      * Sets whether this Zone is visible or not.
      *
      * @type {Boolean}
@@ -30492,7 +30488,7 @@ switch(polygonType){case COPLANAR:newFaces.push(face);break;case FRONT:newFaces.
      */},{key:"destroy",value:function destroy(){_get(_getPrototypeOf(ZonesPlugin.prototype),"destroy",this).call(this);}}]);return ZonesPlugin;}(Plugin);var startPolysurfaceZoneCreateUI=function startPolysurfaceZoneCreateUI(scene,zoneAltitude,zoneHeight,zoneColor,zoneAlpha,pointerLens,zonesPlugin,select3dPoint,onZoneCreated){var updatePointerLens=pointerLens?function(canvasPos){pointerLens.visible=!!canvasPos;if(canvasPos){pointerLens.canvasPos=canvasPos;}}:function(){};var deactivatePointSelection;var cleanups=[function(){return updatePointerLens(null);}];var basePolygon=basePolygon3D(scene,zoneColor,zoneAlpha);cleanups.push(function(){return basePolygon.destroy();});(function selectNextPoint(markers){var marker=marker3D(scene,zoneColor);var wire=markers.length>0&&wire3D(scene,zoneColor,markers[markers.length-1].getWorldPos());cleanups.push(function(){marker.destroy();wire&&wire.destroy();});var firstMarker=markers.length>0&&markers[0];var getSnappedFirst=function getSnappedFirst(canvasPos){var firstCanvasPos=firstMarker&&firstMarker.getCanvasPos();var snapToFirst=firstCanvasPos&&math.distVec2(firstCanvasPos,canvasPos)<10;return snapToFirst&&{canvasPos:firstCanvasPos,worldPos:firstMarker.getWorldPos()};};var lastSegmentIntersects=function(){var onSegment=function onSegment(p,q,r){return q[0]<=Math.max(p[0],r[0])&&q[0]>=Math.min(p[0],r[0])&&q[1]<=Math.max(p[1],r[1])&&q[1]>=Math.min(p[1],r[1]);};var orient=function orient(p,q,r){var val=(q[1]-p[1])*(r[0]-q[0])-(q[0]-p[0])*(r[1]-q[1]);// collinear
 // clockwise
 // counterclockwise
-return val===0?0:val>0?1:2;};return function(pos2D,excludeFirstSegment){var a=pos2D[pos2D.length-2];var b=pos2D[pos2D.length-1];for(var _i629=excludeFirstSegment?1:0;_i629<pos2D.length-2-1;++_i629){var c=pos2D[_i629];var d=pos2D[_i629+1];var o1=orient(a,b,c);var o2=orient(a,b,d);var o3=orient(c,d,a);var o4=orient(c,d,b);if(o1!==o2&&o3!==o4||// General case
+return val===0?0:val>0?1:2;};return function(pos2D,excludeFirstSegment){var a=pos2D[pos2D.length-2];var b=pos2D[pos2D.length-1];for(var _i621=excludeFirstSegment?1:0;_i621<pos2D.length-2-1;++_i621){var c=pos2D[_i621];var d=pos2D[_i621+1];var o1=orient(a,b,c);var o2=orient(a,b,d);var o3=orient(c,d,a);var o4=orient(c,d,b);if(o1!==o2&&o3!==o4||// General case
 o1===0&&onSegment(a,c,b)||// a, b and c are collinear and c lies on segment ab
 o2===0&&onSegment(a,d,b)||// a, b and d are collinear and d lies on segment ab
 o3===0&&onSegment(c,a,d)||// c, d and a are collinear and a lies on segment cd
diff --git a/dist/xeokit-sdk.min.cjs.js b/dist/xeokit-sdk.min.cjs.js
index 47e9c2326..523e958ec 100644
--- a/dist/xeokit-sdk.min.cjs.js
+++ b/dist/xeokit-sdk.min.cjs.js
@@ -33,5 +33,5 @@ INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 PERFORMANCE OF THIS SOFTWARE.
-***************************************************************************** */var Kc=function(e,t){return Kc=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&(e[i]=t[i])},Kc(e,t)};function Xc(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Class extends value "+String(t)+" is not a constructor or null");function i(){this.constructor=e}Kc(e,t),e.prototype=null===t?Object.create(t):(i.prototype=t.prototype,new i)}var Jc=function(){return Jc=Object.assign||function(e){for(var t,i=1,s=arguments.length;i<s;i++)for(var r in t=arguments[i])Object.prototype.hasOwnProperty.call(t,r)&&(e[r]=t[r]);return e},Jc.apply(this,arguments)};function Yc(e,t,i,s){return new(i||(i=Promise))((function(r,o){function n(e){try{l(s.next(e))}catch(e){o(e)}}function a(e){try{l(s.throw(e))}catch(e){o(e)}}function l(e){var t;e.done?r(e.value):(t=e.value,t instanceof i?t:new 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this.consumeStringToken(39);case 40:return ld;case 41:return Ad;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),_d;break;case 43:if(nd(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return hd;case 45:var o=e,n=this.peekCodePoint(0),a=this.peekCodePoint(1);if(nd(o,n,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(od(o,n,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===n&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),xd;break;case 46:if(nd(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return Bd;case 59:return wd;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),yd;break;case 64:var A=this.peekCodePoint(0),h=this.peekCodePoint(1),c=this.peekCodePoint(2);if(od(A,h,c))return{type:7,value:this.consumeName()};break;case 91:return Pd;case 92:if(rd(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return Cd;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),ud;break;case 123:return gd;case 125:return md;case 117:case 85:var u=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==u||!$u(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),pd;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),dd;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),fd;break;case-1:return Ed}return ed(e)?(this.consumeWhiteSpace(),Md):qu(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):td(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:iu(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();$u(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(iu.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(iu.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(iu.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&$u(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];$u(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(iu.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),vd)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:iu.apply(void 0,e)};if(ed(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:iu.apply(void 0,e)}):(this.consumeBadUrlRemnants(),vd);if(34===s||39===s||40===s||sd(s))return this.consumeBadUrlRemnants(),vd;if(92===s){if(!rd(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),vd;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;ed(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;rd(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=iu.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),bd;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):rd(s,r)&&(t+=this.consumeStringSlice(i),t+=iu(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());qu(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&qu(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;qu(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&qu(r)||qu(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;qu(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[ad(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),o=this.peekCodePoint(2);return od(s,r,o)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if($u(e)){for(var t=iu(e);$u(this.peekCodePoint(0))&&t.length<6;)t+=iu(this.consumeCodePoint());ed(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(id(t))e+=iu(t);else{if(!rd(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=iu(this.consumeEscapedCodePoint())}}},e}(),Id=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Fd;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Nd(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?Ed:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Dd=function(e){return 15===e.type},Sd=function(e){return 17===e.type},Td=function(e){return 20===e.type},Rd=function(e){return 0===e.type},Ld=function(e,t){return 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i_(i.left+w/2,i.top+y/2),this.topRightBorderStroke=r>0||o>0?a_(i.left+m,i.top+y/2,a-x/2,l-y/2,Sm.TOP_RIGHT):new i_(i.left+i.width-x/2,i.top+y/2),this.bottomRightBorderStroke=h>0||c>0?a_(i.left+v,i.top+_,h-x/2,c-B/2,Sm.BOTTOM_RIGHT):new i_(i.left+i.width-x/2,i.top+i.height-B/2),this.bottomLeftBorderStroke=d>0||p>0?a_(i.left+w/2,i.top+b,d-w/2,p-B/2,Sm.BOTTOM_LEFT):new i_(i.left+w/2,i.top+i.height-B/2),this.topLeftBorderBox=r>0||o>0?a_(i.left,i.top,r,o,Sm.TOP_LEFT):new i_(i.left,i.top),this.topRightBorderBox=a>0||l>0?a_(i.left+m,i.top,a,l,Sm.TOP_RIGHT):new i_(i.left+i.width,i.top),this.bottomRightBorderBox=h>0||c>0?a_(i.left+v,i.top+_,h,c,Sm.BOTTOM_RIGHT):new i_(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?a_(i.left,i.top+b,d,p,Sm.BOTTOM_LEFT):new i_(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||o>0?a_(i.left+w,i.top+y,Math.max(0,r-w),Math.max(0,o-y),Sm.TOP_LEFT):new i_(i.left+w,i.top+y),this.topRightPaddingBox=a>0||l>0?a_(i.left+Math.min(m,i.width-x),i.top+y,m>i.width+x?0:Math.max(0,a-x),Math.max(0,l-y),Sm.TOP_RIGHT):new i_(i.left+i.width-x,i.top+y),this.bottomRightPaddingBox=h>0||c>0?a_(i.left+Math.min(v,i.width-w),i.top+Math.min(_,i.height-B),Math.max(0,h-x),Math.max(0,c-B),Sm.BOTTOM_RIGHT):new i_(i.left+i.width-x,i.top+i.height-B),this.bottomLeftPaddingBox=d>0||p>0?a_(i.left+w,i.top+Math.min(b,i.height-B),Math.max(0,d-w),Math.max(0,p-B),Sm.BOTTOM_LEFT):new i_(i.left+w,i.top+i.height-B),this.topLeftContentBox=r>0||o>0?a_(i.left+w+E,i.top+y+P,Math.max(0,r-(w+E)),Math.max(0,o-(y+P)),Sm.TOP_LEFT):new i_(i.left+w+E,i.top+y+P),this.topRightContentBox=a>0||l>0?a_(i.left+Math.min(m,i.width+w+E),i.top+y+P,m>i.width+w+E?0:a-w+E,l-(y+P),Sm.TOP_RIGHT):new i_(i.left+i.width-(x+C),i.top+y+P),this.bottomRightContentBox=h>0||c>0?a_(i.left+Math.min(v,i.width-(w+E)),i.top+Math.min(_,i.height+y+P),Math.max(0,h-(x+C)),c-(B+M),Sm.BOTTOM_RIGHT):new i_(i.left+i.width-(x+C),i.top+i.height-(B+M)),this.bottomLeftContentBox=d>0||p>0?a_(i.left+w+E,i.top+b,Math.max(0,d-(w+E)),p-(B+M),Sm.BOTTOM_LEFT):new i_(i.left+w+E,i.top+i.height-(B+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(Sm||(Sm={}));var a_=function(e,t,i,s,r){var o=(Math.sqrt(2)-1)/3*4,n=i*o,a=s*o,l=e+i,A=t+s;switch(r){case Sm.TOP_LEFT:return new r_(new i_(e,A),new i_(e,A-a),new i_(l-n,t),new i_(l,t));case Sm.TOP_RIGHT:return new r_(new i_(e,t),new i_(e+n,t),new i_(l,A-a),new i_(l,A));case Sm.BOTTOM_RIGHT:return new r_(new i_(l,t),new i_(l,t+a),new i_(e+n,A),new i_(e,A));case Sm.BOTTOM_LEFT:default:return new r_(new i_(l,A),new i_(l-n,A),new i_(e,t+a),new i_(e,t))}},l_=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},A_=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},h_=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},c_=function(e,t){this.path=e,this.target=t,this.type=1},u_=function(e){this.opacity=e,this.type=2,this.target=6},d_=function(e){return 1===e.type},p_=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},f_=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},g_=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new n_(this.container),this.container.styles.opacity<1&&this.effects.push(new u_(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new h_(i,s,r))}if(0!==this.container.styles.overflowX){var o=l_(this.curves),n=A_(this.curves);p_(o,n)?this.effects.push(new c_(o,6)):(this.effects.push(new c_(o,2)),this.effects.push(new c_(n,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!d_(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var o=l_(i.curves),n=A_(i.curves);p_(o,n)||s.unshift(new c_(n,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return Hf(t.target,e)}))},e}(),m_=function(e,t,i,s){e.container.elements.forEach((function(r){var o=Hf(r.flags,4),n=Hf(r.flags,2),a=new g_(r,e);Hf(r.styles.display,2048)&&s.push(a);var l=Hf(r.flags,8)?[]:s;if(o||n){var A=o||r.styles.isPositioned()?i:t,h=new f_(a);if(r.styles.isPositioned()||r.styles.opacity<1||r.styles.isTransformed()){var c=r.styles.zIndex.order;if(c<0){var u=0;A.negativeZIndex.some((function(e,t){return c>e.element.container.styles.zIndex.order?(u=t,!1):u>0})),A.negativeZIndex.splice(u,0,h)}else if(c>0){var d=0;A.positiveZIndex.some((function(e,t){return c>=e.element.container.styles.zIndex.order?(d=t+1,!1):d>0})),A.positiveZIndex.splice(d,0,h)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(h)}else r.styles.isFloating()?A.nonPositionedFloats.push(h):A.nonPositionedInlineLevel.push(h);m_(a,h,o?h:i,l)}else r.styles.isInlineLevel()?t.inlineLevel.push(a):t.nonInlineLevel.push(a),m_(a,t,i,l);Hf(r.flags,8)&&__(r,l)}))},__=function(e,t){for(var i=e instanceof Hg?e.start:1,s=e instanceof Hg&&e.reversed,r=0;r<t.length;r++){var o=t[r];o.container instanceof Vg&&"number"==typeof o.container.value&&0!==o.container.value&&(i=o.container.value),o.listValue=Im(i,o.container.styles.listStyleType,!0),i+=s?-1:1}},v_=function(e,t){switch(t){case 0:return y_(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return y_(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return y_(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return y_(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},b_=function(e,t){var i=[];return o_(e)?i.push(e.subdivide(.5,!1)):i.push(e),o_(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},y_=function(e,t,i,s){var r=[];return o_(e)?r.push(e.subdivide(.5,!1)):r.push(e),o_(i)?r.push(i.subdivide(.5,!0)):r.push(i),o_(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),o_(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},x_=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},B_=function(e){var t=e.styles,i=e.bounds,s=Kd(t.paddingLeft,i.width),r=Kd(t.paddingRight,i.width),o=Kd(t.paddingTop,i.width),n=Kd(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,o+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+o+n))},w_=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?B_(t):x_(t)}(E_(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?B_(t):x_(t)}(E_(e.styles.backgroundClip,t),e),o=M_(E_(e.styles.backgroundSize,t),i,s),n=o[0],a=o[1],l=Wd(E_(e.styles.backgroundPosition,t),s.width-n,s.height-a);return[F_(E_(e.styles.backgroundRepeat,t),l,o,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),n,a]},P_=function(e){return Td(e)&&e.value===vp.AUTO},C_=function(e){return"number"==typeof e},M_=function(e,t,i){var s=t[0],r=t[1],o=t[2],n=e[0],a=e[1];if(!n)return[0,0];if(Vd(n)&&a&&Vd(a))return[Kd(n,i.width),Kd(a,i.height)];var l=C_(o);if(Td(n)&&(n.value===vp.CONTAIN||n.value===vp.COVER))return C_(o)?i.width/i.height<o!=(n.value===vp.COVER)?[i.width,i.width/o]:[i.height*o,i.height]:[i.width,i.height];var A=C_(s),h=C_(r),c=A||h;if(P_(n)&&(!a||P_(a)))return A&&h?[s,r]:l||c?c&&l?[A?s:r*o,h?r:s/o]:[A?s:i.width,h?r:i.height]:[i.width,i.height];if(l){var u=0,d=0;return Vd(n)?u=Kd(n,i.width):Vd(a)&&(d=Kd(a,i.height)),P_(n)?u=d*o:a&&!P_(a)||(d=u/o),[u,d]}var p=null,f=null;if(Vd(n)?p=Kd(n,i.width):a&&Vd(a)&&(f=Kd(a,i.height)),null===p||a&&!P_(a)||(f=A&&h?p/s*r:i.height),null!==f&&P_(n)&&(p=A&&h?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},E_=function(e,t){var i=e[t];return void 0===i?e[0]:i},F_=function(e,t,i,s,r){var o=t[0],n=t[1],a=i[0],l=i[1];switch(e){case 2:return[new i_(Math.round(s.left),Math.round(s.top+n)),new i_(Math.round(s.left+s.width),Math.round(s.top+n)),new i_(Math.round(s.left+s.width),Math.round(l+s.top+n)),new i_(Math.round(s.left),Math.round(l+s.top+n))];case 3:return[new i_(Math.round(s.left+o),Math.round(s.top)),new i_(Math.round(s.left+o+a),Math.round(s.top)),new i_(Math.round(s.left+o+a),Math.round(s.height+s.top)),new i_(Math.round(s.left+o),Math.round(s.height+s.top))];case 1:return[new i_(Math.round(s.left+o),Math.round(s.top+n)),new i_(Math.round(s.left+o+a),Math.round(s.top+n)),new i_(Math.round(s.left+o+a),Math.round(s.top+n+l)),new i_(Math.round(s.left+o),Math.round(s.top+n+l))];default:return[new i_(Math.round(r.left),Math.round(r.top)),new i_(Math.round(r.left+r.width),Math.round(r.top)),new i_(Math.round(r.left+r.width),Math.round(r.height+r.top)),new i_(Math.round(r.left),Math.round(r.height+r.top))]}},I_=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),o=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",o.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var n=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return o.removeChild(i),{baseline:n,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),D_=function(e,t){this.context=e,this.options=t},S_=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new I_(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return Xc(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),d_(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Yc(this,void 0,void 0,(function(){return Zc(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Yc(this,void 0,void 0,(function(){return Zc(this,(function(t){switch(t.label){case 0:return Hf(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):Ig(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=k_(e.fontFamily).join(", "),s=Dd(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return Yc(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h=this;return Zc(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],o=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",n=this.fontMetrics.getMetrics(r,o),a=n.baseline,l=n.middle,A=t.paintOrder,e.textBounds.forEach((function(e){A.forEach((function(i){switch(i){case 0:h.ctx.fillStyle=ep(t.color),h.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){h.ctx.shadowColor=ep(i.color),h.ctx.shadowOffsetX=i.offsetX.number*h.options.scale,h.ctx.shadowOffsetY=i.offsetY.number*h.options.scale,h.ctx.shadowBlur=i.blur.number,h.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),h.ctx.shadowColor="",h.ctx.shadowOffsetX=0,h.ctx.shadowOffsetY=0,h.ctx.shadowBlur=0),t.textDecorationLine.length&&(h.ctx.fillStyle=ep(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:h.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(h.ctx.strokeStyle=ep(t.webkitTextStrokeColor),h.ctx.lineWidth=t.webkitTextStrokeWidth,h.ctx.lineJoin=window.chrome?"miter":"round",h.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),h.ctx.strokeStyle="",h.ctx.lineWidth=0,h.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=B_(e),r=A_(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Yc(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v;return Zc(this,(function(b){switch(b.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,o=0,n=i.textNodes,b.label=1;case 1:return o<n.length?(a=n[o],[4,this.renderTextNode(a,r)]):[3,4];case 2:b.sent(),b.label=3;case 3:return o++,[3,1];case 4:if(!(i instanceof Og))return[3,8];b.label=5;case 5:return b.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,8];case 7:return b.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof Ng&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof Qg))return[3,12];b.label=9;case 9:return b.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,12];case 11:return b.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof Jg&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=b.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),b.label=14;case 14:if(i instanceof Wg&&(A=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new i_(i.bounds.left+.39363*A,i.bounds.top+.79*A),new i_(i.bounds.left+.16*A,i.bounds.top+.5549*A),new i_(i.bounds.left+.27347*A,i.bounds.top+.44071*A),new i_(i.bounds.left+.39694*A,i.bounds.top+.5649*A),new i_(i.bounds.left+.72983*A,i.bounds.top+.23*A),new i_(i.bounds.left+.84*A,i.bounds.top+.34085*A),new i_(i.bounds.left+.39363*A,i.bounds.top+.79*A)]),this.ctx.fillStyle=ep(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+A/2,i.bounds.top+A/2,A/4,0,2*Math.PI,!0),this.ctx.fillStyle=ep(707406591),this.ctx.fill(),this.ctx.restore())),T_(i)&&i.value.length){switch(h=this.createFontStyle(r),_=h[0],c=h[1],u=this.fontMetrics.getMetrics(_,c).baseline,this.ctx.font=_,this.ctx.fillStyle=ep(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=L_(i.styles.textAlign),v=B_(i),d=0,i.styles.textAlign){case 1:d+=v.width/2;break;case 2:d+=v.width}p=v.add(d,0,0,-v.height/2+1),this.ctx.save(),this.path([new i_(v.left,v.top),new i_(v.left+v.width,v.top),new i_(v.left+v.width,v.top+v.height),new i_(v.left,v.top+v.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new Mg(i.value,p),r.letterSpacing,u),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!Hf(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];g=void 0,m=f.url,b.label=15;case 15:return b.trys.push([15,17,,18]),[4,this.context.cache.match(m)];case 16:return g=b.sent(),this.ctx.drawImage(g,i.bounds.left-(g.width+10),i.bounds.top),[3,18];case 17:return b.sent(),this.context.logger.error("Error loading list-style-image "+m),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(_=this.createFontStyle(r)[0],this.ctx.font=_,this.ctx.fillStyle=ep(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",v=new $c(i.bounds.left,i.bounds.top+Kd(i.styles.paddingTop,i.bounds.width),i.bounds.width,of(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new Mg(e.listValue,v),r.letterSpacing,of(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),b.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Yc(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A,h,c,u,d,p,f;return Zc(this,(function(g){switch(g.label){case 0:return Hf(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:g.sent(),t=0,i=e.negativeZIndex,g.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:g.sent(),g.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:g.sent(),s=0,r=e.nonInlineLevel,g.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:g.sent(),g.label=9;case 9:return s++,[3,7];case 10:o=0,n=e.nonPositionedFloats,g.label=11;case 11:return o<n.length?(f=n[o],[4,this.renderStack(f)]):[3,14];case 12:g.sent(),g.label=13;case 13:return o++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,g.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:g.sent(),g.label=17;case 17:return a++,[3,15];case 18:A=0,h=e.inlineLevel,g.label=19;case 19:return A<h.length?(f=h[A],[4,this.renderNode(f)]):[3,22];case 20:g.sent(),g.label=21;case 21:return A++,[3,19];case 22:c=0,u=e.zeroOrAutoZIndexOrTransformedOrOpacity,g.label=23;case 23:return c<u.length?(f=u[c],[4,this.renderStack(f)]):[3,26];case 24:g.sent(),g.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,g.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:g.sent(),g.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=o_(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),o_(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return Yc(this,void 0,void 0,(function(){var t,i,s,r,o,n;return Zc(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w,P,C,M,E,F,I,D,S,T,R;return Zc(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];r=void 0,o=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,s.context.cache.match(o)];case 2:return r=L.sent(),[3,4];case 3:return L.sent(),s.context.logger.error("Error loading background-image "+o),[3,4];case 4:return r&&(n=w_(e,t,[r.width,r.height,r.width/r.height]),v=n[0],P=n[1],C=n[2],x=n[3],B=n[4],m=s.ctx.createPattern(s.resizeImage(r,x,B),"repeat"),s.renderRepeat(v,m,P,C)),[3,6];case 5:1===i.type?(a=w_(e,t,[null,null,null]),v=a[0],P=a[1],C=a[2],x=a[3],B=a[4],l=dp(i.angle,x,B),A=l[0],h=l[1],c=l[2],u=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=B,f=p.getContext("2d"),g=f.createLinearGradient(h,u,c,d),up(i.stops,A).forEach((function(e){return g.addColorStop(e.stop,ep(e.color))})),f.fillStyle=g,f.fillRect(0,0,x,B),x>0&&B>0&&(m=s.ctx.createPattern(p,"repeat"),s.renderRepeat(v,m,P,C))):function(e){return 2===e.type}(i)&&(_=w_(e,t,[null,null,null]),v=_[0],b=_[1],y=_[2],x=_[3],B=_[4],w=0===i.position.length?[Gd]:i.position,P=Kd(w[0],x),C=Kd(w[w.length-1],B),M=function(e,t,i,s,r){var o=0,n=0;switch(e.size){case 0:0===e.shape?o=n=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.min(Math.abs(t),Math.abs(t-s)),n=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)o=n=Math.min(pp(t,i),pp(t,i-r),pp(t-s,i),pp(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=fp(s,r,t,i,!0),A=l[0],h=l[1];n=a*(o=pp(A-t,(h-i)/a))}break;case 1:0===e.shape?o=n=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.max(Math.abs(t),Math.abs(t-s)),n=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)o=n=Math.max(pp(t,i),pp(t,i-r),pp(t-s,i),pp(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=fp(s,r,t,i,!1);A=c[0],h=c[1],n=a*(o=pp(A-t,(h-i)/a))}}return Array.isArray(e.size)&&(o=Kd(e.size[0],s),n=2===e.size.length?Kd(e.size[1],r):o),[o,n]}(i,P,C,x,B),E=M[0],F=M[1],E>0&&F>0&&(I=s.ctx.createRadialGradient(b+P,y+C,0,b+P,y+C,E),up(i.stops,2*E).forEach((function(e){return I.addColorStop(e.stop,ep(e.color))})),s.path(v),s.ctx.fillStyle=I,E!==F?(D=e.bounds.left+.5*e.bounds.width,S=e.bounds.top+.5*e.bounds.height,R=1/(T=F/E),s.ctx.save(),s.ctx.translate(D,S),s.ctx.transform(1,0,0,T,0,0),s.ctx.translate(-D,-S),s.ctx.fillRect(b,R*(y-S)+S,x,B*R),s.ctx.restore()):s.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},s=this,r=0,o=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<o.length?(n=o[r],[5,i(n)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Yc(this,void 0,void 0,(function(){return Zc(this,(function(s){return this.path(v_(i,t)),this.ctx.fillStyle=ep(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return Yc(this,void 0,void 0,(function(){var r,o;return Zc(this,(function(n){switch(n.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return n.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return y_(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return y_(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return y_(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return y_(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=ep(e),this.ctx.fill(),o=function(e,t){switch(t){case 0:return y_(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return y_(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return y_(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return y_(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(o),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Yc(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A=this;return Zc(this,(function(h){switch(h.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!$d(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=R_(E_(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),$d(t.backgroundColor)||(this.ctx.fillStyle=ep(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:h.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){A.ctx.save();var i,s,r,o,n,a=l_(e.curves),l=t.inset?0:1e4,h=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,o=t.spread.number*(t.inset?-2:2),n=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+o,r);case 2:return e.add(s+o,r+n);case 3:return e.add(s,r+n)}return e})));t.inset?(A.path(a),A.ctx.clip(),A.mask(h)):(A.mask(a),A.ctx.clip(),A.path(h)),A.ctx.shadowOffsetX=t.offsetX.number+l,A.ctx.shadowOffsetY=t.offsetY.number,A.ctx.shadowColor=ep(t.color),A.ctx.shadowBlur=t.blur.number,A.ctx.fillStyle=t.inset?ep(t.color):"rgba(0,0,0,1)",A.ctx.fill(),A.ctx.restore()})),h.label=2;case 2:o=0,n=0,a=s,h.label=3;case 3:return n<a.length?0!==(l=a[n]).style&&!$d(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,2)]:[3,11]:[3,13];case 4:return h.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,3)];case 6:return h.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,o,e.curves)];case 8:return h.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,o,e.curves)];case 10:h.sent(),h.label=11;case 11:o++,h.label=12;case 12:return n++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return Yc(this,void 0,void 0,(function(){var o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b;return Zc(this,(function(y){return this.ctx.save(),o=function(e,t){switch(t){case 0:return b_(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return b_(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return b_(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return b_(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),n=v_(s,i),2===r&&(this.path(n),this.ctx.clip()),o_(n[0])?(a=n[0].start.x,l=n[0].start.y):(a=n[0].x,l=n[0].y),o_(n[1])?(A=n[1].end.x,h=n[1].end.y):(A=n[1].x,h=n[1].y),c=0===i||2===i?Math.abs(a-A):Math.abs(l-h),this.ctx.beginPath(),3===r?this.formatPath(o):this.formatPath(n.slice(0,2)),u=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(u=t,d=t),p=!0,c<=2*u?p=!1:c<=2*u+d?(u*=f=c/(2*u+d),d*=f):(g=Math.floor((c+d)/(u+d)),m=(c-g*u)/(g-1),d=(_=(c-(g+1)*u)/g)<=0||Math.abs(d-m)<Math.abs(d-_)?m:_),p&&(3===r?this.ctx.setLineDash([0,u+d]):this.ctx.setLineDash([u,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=ep(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(o_(n[0])&&(v=n[3],b=n[0],this.ctx.beginPath(),this.formatPath([new i_(v.end.x,v.end.y),new i_(b.start.x,b.start.y)]),this.ctx.stroke()),o_(n[1])&&(v=n[1],b=n[2],this.ctx.beginPath(),this.formatPath([new i_(v.end.x,v.end.y),new i_(b.start.x,b.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Yc(this,void 0,void 0,(function(){var t;return Zc(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=ep(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),s=new g_(e,null),r=new f_(s),m_(s,r,r,o=[]),__(s.container,o),t=r,[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}var s,r,o}))}))},t}(D_),T_=function(e){return e instanceof Xg||(e instanceof Kg||e instanceof Wg&&"radio"!==e.type&&"checkbox"!==e.type)},R_=function(e,t){switch(e){case 0:return l_(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return A_(t)}},L_=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},U_=["-apple-system","system-ui"],k_=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===U_.indexOf(e)})):e},O_=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return Xc(t,e),t.prototype.render=function(e){return Yc(this,void 0,void 0,(function(){var t,i;return Zc(this,(function(s){switch(s.label){case 0:return 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null;r+=2,r+=t.getUint16(r,false)}return null}(t)||function(e){const t=ex(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){const t=ex(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function ex(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}const tx={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:async function(e,t,i){const s=((t=t||{}).image||{}).type||"auto",{url:r}=i||{};let o;switch(function(e){switch(e){case"auto":case"data":return function(){if(Vy)return"imagebitmap";if(Qy)return"image";if(jy)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return Vy||Qy||jy;case"imagebitmap":return Vy;case"image":return Qy;case"data":return jy;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}(s)){case"imagebitmap":o=await qy(e,t,r);break;case"image":o=await Jy(e,t,r);break;case"data":o=await async function(e,t){const{mimeType:i}=$y(e)||{},s=globalThis._parseImageNode;return z_(s),await s(e,i)}(e);break;default:z_(!1)}return"data"===s&&(o=function(e){switch(Gy(e)){case"data":return e;case"image":case"imagebitmap":const t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}(o)),o},tests:[e=>Boolean($y(new DataView(e)))],options:{image:{type:"auto",decode:!0}}},ix=["image/png","image/jpeg","image/gif"],sx={};function rx(e){return void 0===sx[e]&&(sx[e]=function(e){switch(e){case"image/webp":return function(){if(!W_)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch{return!1}}();case"image/svg":return W_;default:if(!W_){const{_parseImageNode:t}=globalThis;return Boolean(t)&&ix.includes(e)}return!0}}(e)),sx[e]}function ox(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function nx(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;const i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}const ax=["SCALAR","VEC2","VEC3","VEC4"],lx=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],Ax=new Map(lx),hx={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},cx={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},ux={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function dx(e){return ax[e-1]||ax[0]}function px(e){const t=Ax.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function fx(e,t){const i=ux[e.componentType],s=hx[e.type],r=cx[e.componentType],o=e.count*s,n=e.count*s*r;return ox(n>=0&&n<=t.byteLength),{ArrayType:i,length:o,byteLength:n}}const gx={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]};class mx{constructor(e){tv(this,"gltf",void 0),tv(this,"sourceBuffers",void 0),tv(this,"byteLength",void 0),this.gltf=e||{json:{...gx},buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}get json(){return this.gltf.json}getApplicationData(e){return this.json[e]}getExtraData(e){return(this.json.extras||{})[e]}getExtension(e){const t=this.getUsedExtensions().find((t=>t===e)),i=this.json.extensions||{};return t?i[e]||!0:null}getRequiredExtension(e){const t=this.getRequiredExtensions().find((t=>t===e));return t?this.getExtension(e):null}getRequiredExtensions(){return this.json.extensionsRequired||[]}getUsedExtensions(){return this.json.extensionsUsed||[]}getObjectExtension(e,t){return(e.extensions||{})[t]}getScene(e){return this.getObject("scenes",e)}getNode(e){return this.getObject("nodes",e)}getSkin(e){return this.getObject("skins",e)}getMesh(e){return this.getObject("meshes",e)}getMaterial(e){return this.getObject("materials",e)}getAccessor(e){return this.getObject("accessors",e)}getTexture(e){return this.getObject("textures",e)}getSampler(e){return this.getObject("samplers",e)}getImage(e){return this.getObject("images",e)}getBufferView(e){return this.getObject("bufferViews",e)}getBuffer(e){return this.getObject("buffers",e)}getObject(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}getTypedArrayForBufferView(e){const t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];ox(i);const s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}getTypedArrayForAccessor(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,{ArrayType:s,length:r}=fx(e,t);return new s(i,t.byteOffset+e.byteOffset,r)}getTypedArrayForImageData(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}addApplicationData(e,t){return this.json[e]=t,this}addExtraData(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}addObjectExtension(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}setObjectExtension(e,t,i){(e.extensions||{})[t]=i}removeObjectExtension(e,t){const i=e.extensions||{},s=i[t];return delete i[t],s}addExtension(e,t={}){return ox(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}addRequiredExtension(e,t={}){return ox(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}registerUsedExtension(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((t=>t===e))||this.json.extensionsUsed.push(e)}registerRequiredExtension(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((t=>t===e))||this.json.extensionsRequired.push(e)}removeExtension(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}setDefaultScene(e){this.json.scene=e}addScene(e){const{nodeIndices:t}=e;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}addNode(e){const{meshIndex:t,matrix:i}=e;this.json.nodes=this.json.nodes||[];const s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}addMesh(e){const{attributes:t,indices:i,material:s,mode:r=4}=e,o={primitives:[{attributes:this._addAttributes(t),mode:r}]};if(i){const e=this._addIndices(i);o.primitives[0].indices=e}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}addPointCloud(e){const t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}addImage(e,t){const i=$y(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}addBufferView(e){const t=e.byteLength;ox(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);const i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=wv(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}addAccessor(e,t){const i={bufferView:e,type:dx(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}addBinaryBuffer(e,t={size:3}){const i=this.addBufferView(e);let s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));const r={size:t.size,componentType:px(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}addTexture(e){const{imageIndex:t}=e,i={source:t};return this.json.textures=this.json.textures||[],this.json.textures.push(i),this.json.textures.length-1}addMaterial(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}createBinaryChunk(){var e,t;this.gltf.buffers=[];const i=this.byteLength,s=new ArrayBuffer(i),r=new Uint8Array(s);let o=0;for(const e of this.sourceBuffers||[])o=Pv(e,r,o);null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=i:this.json.buffers=[{byteLength:i}],this.gltf.binary=s,this.sourceBuffers=[s]}_removeStringFromArray(e,t){let i=!0;for(;i;){const s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}_addAttributes(e={}){const t={};for(const i in e){const s=e[i],r=this._getGltfAttributeName(i),o=this.addBinaryBuffer(s.value,s);t[r]=o}return t}_addIndices(e){return this.addBinaryBuffer(e,{size:1})}_getGltfAttributeName(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}_getAccessorMinMax(e,t){const i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];const s=e.subarray(0,t);for(const e of 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",vx="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t=await WebAssembly.instantiate(function(e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;++i){const s=e.charCodeAt(i);t[i]=s>96?s-71:s>64?s-65:s>47?s+4:s>46?63:62}let i=0;for(let s=0;s<e.length;++s)t[i++]=t[s]<60?yx[t[s]]:64*(t[s]-60)+t[++s];return t.buffer.slice(0,i)}(e),{});return await t.instance.exports.__wasm_call_ctors(),t.instance}());return Px}();!function(e,t,i,s,r,o,n){const a=e.exports.sbrk,l=s+3&-4,A=a(l*r),h=a(o.length),c=new Uint8Array(e.exports.memory.buffer);c.set(o,h);const u=t(A,s,r,h,o.length);0===u&&n&&n(A,l,r);if(i.set(c.subarray(A,A+s*r)),a(A-a(0)),0!==u)throw new Error("Malformed buffer data: ".concat(u))}(n,n.exports[Bx[r]],e,t,i,s,n.exports[xx[o||"NONE"]])}let Px;async function Cx(e,t){const i=e.getObjectExtension(t,"EXT_meshopt_compression");if(i){const{byteOffset:s=0,byteLength:r=0,byteStride:o,count:n,mode:a,filter:l="NONE",buffer:A}=i,h=e.gltf.buffers[A],c=new Uint8Array(h.arrayBuffer,h.byteOffset+s,r),u=new 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Fx=Object.freeze({__proto__:null,name:"KHR_texture_basisu",preprocess:function(e,t){const i=new mx(e),{json:s}=i;for(const e of s.textures||[]){const t=i.getObjectExtension(e,"KHR_texture_basisu");t&&(e.source=t.source),i.removeObjectExtension(e,"KHR_texture_basisu")}i.removeExtension("KHR_texture_basisu")}});const Ix={name:"Draco",id:"draco",module:"draco",shapes:["mesh"],version:"3.2.6",worker:!0,extensions:["drc"],mimeTypes:["application/octet-stream"],binary:!0,tests:["DRACO"],options:{draco:{decoderType:"object"==typeof WebAssembly?"wasm":"js",libraryPath:"libs/",extraAttributes:{},attributeNameEntry:void 0}}};class Dx{constructor(e,t){tv(this,"fields",void 0),tv(this,"metadata",void 0),function(e,t){if(!e)throw new Error(t||"loader assertion failed.")}(Array.isArray(e)),function(e){const t={};for(const i of e)t[i.name]&&console.warn("Schema: duplicated field name",i.name,i),t[i.name]=!0}(e),this.fields=e,this.metadata=t||new 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this.type&&this.type.typeId}clone(){return new Tx(this.name,this.type,this.nullable,this.metadata)}compareTo(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}toString(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}let Rx,Lx,Ux,kx;!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(Rx||(Rx={}));class Ox{static isNull(e){return e&&e.typeId===Rx.Null}static isInt(e){return e&&e.typeId===Rx.Int}static isFloat(e){return e&&e.typeId===Rx.Float}static isBinary(e){return e&&e.typeId===Rx.Binary}static isUtf8(e){return e&&e.typeId===Rx.Utf8}static isBool(e){return e&&e.typeId===Rx.Bool}static isDecimal(e){return e&&e.typeId===Rx.Decimal}static isDate(e){return e&&e.typeId===Rx.Date}static isTime(e){return e&&e.typeId===Rx.Time}static isTimestamp(e){return e&&e.typeId===Rx.Timestamp}static isInterval(e){return e&&e.typeId===Rx.Interval}static isList(e){return e&&e.typeId===Rx.List}static isStruct(e){return e&&e.typeId===Rx.Struct}static isUnion(e){return e&&e.typeId===Rx.Union}static isFixedSizeBinary(e){return e&&e.typeId===Rx.FixedSizeBinary}static isFixedSizeList(e){return e&&e.typeId===Rx.FixedSizeList}static isMap(e){return e&&e.typeId===Rx.Map}static isDictionary(e){return e&&e.typeId===Rx.Dictionary}get typeId(){return Rx.NONE}compareTo(e){return this===e}}Lx=Symbol.toStringTag;class Nx extends Ox{constructor(e,t){super(),tv(this,"isSigned",void 0),tv(this,"bitWidth",void 0),this.isSigned=e,this.bitWidth=t}get typeId(){return Rx.Int}get[Lx](){return"Int"}toString(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}class Qx extends Nx{constructor(){super(!0,8)}}class Vx extends Nx{constructor(){super(!0,16)}}class Hx extends Nx{constructor(){super(!0,32)}}class jx extends Nx{constructor(){super(!1,8)}}class Gx extends Nx{constructor(){super(!1,16)}}class zx extends Nx{constructor(){super(!1,32)}}const Wx=32,Kx=64;Ux=Symbol.toStringTag;class Xx extends Ox{constructor(e){super(),tv(this,"precision",void 0),this.precision=e}get typeId(){return Rx.Float}get[Ux](){return"Float"}toString(){return"Float".concat(this.precision)}}class Jx extends Xx{constructor(){super(Wx)}}class Yx extends Xx{constructor(){super(Kx)}}kx=Symbol.toStringTag;class Zx extends Ox{constructor(e,t){super(),tv(this,"listSize",void 0),tv(this,"children",void 0),this.listSize=e,this.children=[t]}get typeId(){return Rx.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get[kx](){return"FixedSizeList"}toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}function qx(e,t,i){const s=function(e){switch(e.constructor){case Int8Array:return new Qx;case Uint8Array:return new jx;case Int16Array:return new Vx;case Uint16Array:return new Gx;case Int32Array:return new Hx;case Uint32Array:return new zx;case Float32Array:return new Jx;case Float64Array:return new Yx;default:throw new Error("array type not supported")}}(t.value),r=i||function(e){const t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new Tx(e,new Zx(t.size,new Tx("value",s)),!1,r)}function $x(e,t,i){return qx(e,t,i?eB(i.metadata):void 0)}function eB(e){const t=new Map;for(const i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}const tB={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},iB={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};class sB{constructor(e){tv(this,"draco",void 0),tv(this,"decoder",void 0),tv(this,"metadataQuerier",void 0),this.draco=e,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}destroy(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}parseSync(e,t={}){const i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);const s=this.decoder.GetEncodedGeometryType(i),r=s===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{let e;switch(s){case this.draco.TRIANGULAR_MESH:e=this.decoder.DecodeBufferToMesh(i,r);break;case this.draco.POINT_CLOUD:e=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!e.ok()||!r.ptr){const t="DRACO decompression failed: ".concat(e.error_msg());throw new Error(t)}const o=this._getDracoLoaderData(r,s,t),n=this._getMeshData(r,o,t),a=function(e){let t=1/0,i=1/0,s=1/0,r=-1/0,o=-1/0,n=-1/0;const a=e.POSITION?e.POSITION.value:[],l=a&&a.length;for(let e=0;e<l;e+=3){const l=a[e],A=a[e+1],h=a[e+2];t=l<t?l:t,i=A<i?A:i,s=h<s?h:s,r=l>r?l:r,o=A>o?A:o,n=h>n?h:n}return[[t,i,s],[r,o,n]]}(n.attributes),l=function(e,t,i){const s=eB(t.metadata),r=[],o=function(e){const t={};for(const i in e){const s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(const t in e){const i=$x(t,e[t],o[t]);r.push(i)}if(i){const e=$x("indices",i);r.push(e)}return new Dx(r,s)}(n.attributes,o,n.indices);return{loader:"draco",loaderData:o,header:{vertexCount:r.num_points(),boundingBox:a},...n,schema:l}}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}_getDracoLoaderData(e,t,i){const s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}_getDracoAttributes(e,t){const i={};for(let s=0;s<e.num_attributes();s++){const r=this.decoder.GetAttribute(e,s),o=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:o};const n=this._getQuantizationTransform(r,t);n&&(i[r.unique_id()].quantization_transform=n);const a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}_getMeshData(e,t,i){const s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}_getMeshAttributes(e,t,i){const s={};for(const r of Object.values(e.attributes)){const e=this._deduceAttributeName(r,i);r.name=e;const{value:o,size:n}=this._getAttributeValues(t,r);s[e]={value:o,size:n,byteOffset:r.byte_offset,byteStride:r.byte_stride,normalized:r.normalized}}return s}_getTriangleListIndices(e){const t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}_getTriangleStripIndices(e){const t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}_getAttributeValues(e,t){const i=iB[t.data_type],s=t.num_components,r=e.num_points()*s,o=r*i.BYTES_PER_ELEMENT,n=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,i);let a;const l=this.draco._malloc(o);try{const s=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,s,n,o,l),a=new i(this.draco.HEAPF32.buffer,l,r).slice()}finally{this.draco._free(l)}return{value:a,size:s}}_deduceAttributeName(e,t){const i=e.unique_id;for(const[e,s]of Object.entries(t.extraAttributes||{}))if(s===i)return e;const s=e.attribute_type;for(const e in tB){if(this.draco[e]===s)return tB[e]}const r=t.attributeNameEntry||"name";return e.metadata[r]?e.metadata[r].string:"CUSTOM_ATTRIBUTE_".concat(i)}_getTopLevelMetadata(e){const t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}_getAttributeMetadata(e,t){const i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}_getDracoMetadata(e){if(!e||!e.ptr)return{};const t={},i=this.metadataQuerier.NumEntries(e);for(let s=0;s<i;s++){const i=this.metadataQuerier.GetEntryName(e,s);t[i]=this._getDracoMetadataField(e,i)}return t}_getDracoMetadataField(e,t){const i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);const s=function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}_disableAttributeTransforms(e){const{quantizedAttributes:t=[],octahedronAttributes:i=[]}=e,s=[...t,...i];for(const e of s)this.decoder.SkipAttributeTransform(this.draco[e])}_getQuantizationTransform(e,t){const{quantizedAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits(),range:t.range(),min_values:new Float32Array([1,2,3]).map((e=>t.min_value(e)))}}finally{this.draco.destroy(t)}}return null}_getOctahedronTransform(e,t){const{octahedronAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits()}}finally{this.draco.destroy(t)}}return null}}const rB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),oB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),nB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");let aB;async function lB(e){const t=e.modules||{};return aB=t.draco3d?aB||t.draco3d.createDecoderModule({}).then((e=>({draco:e}))):aB||async function(e){let t,i;if("js"===(e.draco&&e.draco.decoderType))t=await gv(rB,"draco",e);else[t,i]=await Promise.all([await gv(oB,"draco",e),await gv(nB,"draco",e)]);return t=t||globalThis.DracoDecoderModule,await function(e,t){const i={};t&&(i.wasmBinary=t);return new Promise((t=>{e({...i,onModuleLoaded:e=>t({draco:e})})}))}(t,i)}(e),await aB}const AB={...Ix,parse:async function(e,t){const{draco:i}=await lB(t),s=new sB(i);try{return s.parseSync(e,null==t?void 0:t.draco)}finally{s.destroy()}}};function hB(e){const{buffer:t,size:i,count:s}=function(e){let t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t,i=!1){if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e);return{value:t,size:i,byteOffset:0,count:s,type:dx(i),componentType:px(t)}}async function cB(e,t,i,s){const r=e.getObjectExtension(t,"KHR_draco_mesh_compression");if(!r)return;const o=e.getTypedArrayForBufferView(r.bufferView),n=Bv(o.buffer,o.byteOffset),{parse:a}=s,l={...i};delete l["3d-tiles"];const A=await a(n,AB,l,s),h=function(e){const t={};for(const i in e){const s=e[i];if("indices"!==i){const e=hB(s);t[i]=e}}return t}(A.attributes);for(const[i,s]of Object.entries(h))if(i in t.attributes){const r=t.attributes[i],o=e.getAccessor(r);null!=o&&o.min&&null!=o&&o.max&&(s.min=o.min,s.max=o.max)}t.attributes=h,A.indices&&(t.indices=hB(A.indices)),function(e){if(!e.attributes&&Object.keys(e.attributes).length>0)throw new Error("glTF: Empty primitive detected: Draco decompression failure?")}(t)}function uB(e,t,i=4,s,r){var o;if(!s.DracoWriter)throw new Error("options.gltf.DracoWriter not provided");const n=s.DracoWriter.encodeSync({attributes:e}),a=null==r||null===(o=r.parseSync)||void 0===o?void 0:o.call(r,{attributes:e}),l=s._addFauxAttributes(a.attributes);return{primitives:[{attributes:l,mode:i,extensions:{KHR_draco_mesh_compression:{bufferView:s.addBufferView(n),attributes:l}}}]}}function*dB(e){for(const t of e.json.meshes||[])for(const e of t.primitives)yield e}var pB=Object.freeze({__proto__:null,name:"KHR_draco_mesh_compression",preprocess:function(e,t,i){const s=new mx(e);for(const e of dB(s))s.getObjectExtension(e,"KHR_draco_mesh_compression")},decode:async function(e,t,i){var s;if(null==t||null===(s=t.gltf)||void 0===s||!s.decompressMeshes)return;const r=new mx(e),o=[];for(const e of dB(r))r.getObjectExtension(e,"KHR_draco_mesh_compression")&&o.push(cB(r,e,t,i));await Promise.all(o),r.removeExtension("KHR_draco_mesh_compression")},encode:function(e,t={}){const i=new mx(e);for(const e of i.json.meshes||[])uB(e),i.addRequiredExtension("KHR_draco_mesh_compression")}});var fB=Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:async function(e){const t=new mx(e),{json:i}=t,s=t.getExtension("KHR_lights_punctual");s&&(t.json.lights=s.lights,t.removeExtension("KHR_lights_punctual"));for(const e of i.nodes||[]){const i=t.getObjectExtension(e,"KHR_lights_punctual");i&&(e.light=i.light),t.removeObjectExtension(e,"KHR_lights_punctual")}},encode:async function(e){const t=new mx(e),{json:i}=t;if(i.lights){const e=t.addExtension("KHR_lights_punctual");ox(!e.lights),e.lights=i.lights,delete i.lights}if(t.json.lights){for(const e of t.json.lights){const i=e.node;t.addObjectExtension(i,"KHR_lights_punctual",e)}delete t.json.lights}}});function gB(e,t){const i=Object.assign({},e.values);return Object.keys(e.uniforms||{}).forEach((t=>{e.uniforms[t].value&&!(t in i)&&(i[t]=e.uniforms[t].value)})),Object.keys(i).forEach((e=>{"object"==typeof i[e]&&void 0!==i[e].index&&(i[e].texture=t.getTexture(i[e].index))})),i}const mB=[Mx,Ex,Fx,pB,fB,Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:async function(e){const t=new mx(e),{json:i}=t;t.removeExtension("KHR_materials_unlit");for(const e of i.materials||[]){e.extensions&&e.extensions.KHR_materials_unlit&&(e.unlit=!0),t.removeObjectExtension(e,"KHR_materials_unlit")}},encode:function(e){const t=new mx(e),{json:i}=t;if(t.materials)for(const e of i.materials||[])e.unlit&&(delete e.unlit,t.addObjectExtension(e,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:async function(e){const t=new mx(e),{json:i}=t,s=t.getExtension("KHR_techniques_webgl");if(s){const e=function(e,t){const{programs:i=[],shaders:s=[],techniques:r=[]}=e,o=new TextDecoder;return s.forEach((e=>{if(!Number.isFinite(e.bufferView))throw new Error("KHR_techniques_webgl: no shader code");e.code=o.decode(t.getTypedArrayForBufferView(e.bufferView))})),i.forEach((e=>{e.fragmentShader=s[e.fragmentShader],e.vertexShader=s[e.vertexShader]})),r.forEach((e=>{e.program=i[e.program]})),r}(s,t);for(const s of i.materials||[]){const i=t.getObjectExtension(s,"KHR_techniques_webgl");i&&(s.technique=Object.assign({},i,e[i.technique]),s.technique.values=gB(s.technique,t)),t.removeObjectExtension(s,"KHR_techniques_webgl")}t.removeExtension("KHR_techniques_webgl")}},encode:async function(e,t){}})];function _B(e,t){var i;const s=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in s&&!s[e])}const vB={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},bB={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"};class yB{constructor(){tv(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),tv(this,"json",void 0)}normalize(e,t){this.json=e.json;const i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to glTF v2 format. This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){const t=new mx(e),{json:i}=t;for(const e of i.images||[]){const i=t.getObjectExtension(e,"KHR_binary_glTF");i&&Object.assign(e,i),t.removeObjectExtension(e,"KHR_binary_glTF")}i.buffers&&i.buffers[0]&&delete i.buffers[0].uri,t.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}_addAsset(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}_convertTopLevelObjectsToArrays(e){for(const t in vB)this._convertTopLevelObjectToArray(e,t)}_convertTopLevelObjectToArray(e,t){const i=e[t];if(i&&!Array.isArray(i)){e[t]=[];for(const s in i){const r=i[s];r.id=r.id||s;const o=e[t].length;e[t].push(r),this.idToIndexMap[t][s]=o}}}_convertObjectIdsToArrayIndices(e){for(const t in vB)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));for(const t of e.textures)this._convertTextureIds(t);for(const t of e.meshes)this._convertMeshIds(t);for(const t of e.nodes)this._convertNodeIds(t);for(const t of e.scenes)this._convertSceneIds(t)}_convertTextureIds(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}_convertMeshIds(e){for(const t of e.primitives){const{attributes:e,indices:i,material:s}=t;for(const t in e)e[t]=this._convertIdToIndex(e[t],"accessor");i&&(t.indices=this._convertIdToIndex(i,"accessor")),s&&(t.material=this._convertIdToIndex(s,"material"))}}_convertNodeIds(e){e.children&&(e.children=e.children.map((e=>this._convertIdToIndex(e,"node")))),e.meshes&&(e.meshes=e.meshes.map((e=>this._convertIdToIndex(e,"mesh"))))}_convertSceneIds(e){e.nodes&&(e.nodes=e.nodes.map((e=>this._convertIdToIndex(e,"node"))))}_convertIdsToIndices(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);for(const i of e[t])for(const e in i){const t=i[e],s=this._convertIdToIndex(t,e);i[e]=s}}_convertIdToIndex(e,t){const i=bB[t];if(i in this.idToIndexMap){const s=this.idToIndexMap[i][e];if(!Number.isFinite(s))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return s}return e}_updateObjects(e){for(const e of this.json.buffers)delete e.type}_updateMaterial(e){for(const s of e.materials){var t,i;s.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};const r=(null===(t=s.values)||void 0===t?void 0:t.tex)||(null===(i=s.values)||void 0===i?void 0:i.texture2d_0),o=e.textures.findIndex((e=>e.id===r));-1!==o&&(s.pbrMetallicRoughness.baseColorTexture={index:o})}}}const xB={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},BB={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},wB=10240,PB=10241,CB=10242,MB=10243,EB=10497,FB={magFilter:wB,minFilter:PB,wrapS:CB,wrapT:MB},IB={[wB]:9729,[PB]:9986,[CB]:EB,[MB]:EB};class DB{constructor(){tv(this,"baseUri",""),tv(this,"json",{}),tv(this,"buffers",[]),tv(this,"images",[])}postProcess(e,t={}){const{json:i,buffers:s=[],images:r=[],baseUri:o=""}=e;return ox(i),this.baseUri=o,this.json=i,this.buffers=s,this.images=r,this._resolveTree(this.json,t),this.json}_resolveTree(e,t={}){e.bufferViews&&(e.bufferViews=e.bufferViews.map(((e,t)=>this._resolveBufferView(e,t)))),e.images&&(e.images=e.images.map(((e,t)=>this._resolveImage(e,t)))),e.samplers&&(e.samplers=e.samplers.map(((e,t)=>this._resolveSampler(e,t)))),e.textures&&(e.textures=e.textures.map(((e,t)=>this._resolveTexture(e,t)))),e.accessors&&(e.accessors=e.accessors.map(((e,t)=>this._resolveAccessor(e,t)))),e.materials&&(e.materials=e.materials.map(((e,t)=>this._resolveMaterial(e,t)))),e.meshes&&(e.meshes=e.meshes.map(((e,t)=>this._resolveMesh(e,t)))),e.nodes&&(e.nodes=e.nodes.map(((e,t)=>this._resolveNode(e,t)))),e.skins&&(e.skins=e.skins.map(((e,t)=>this._resolveSkin(e,t)))),e.scenes&&(e.scenes=e.scenes.map(((e,t)=>this._resolveScene(e,t)))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}getScene(e){return this._get("scenes",e)}getNode(e){return this._get("nodes",e)}getSkin(e){return this._get("skins",e)}getMesh(e){return this._get("meshes",e)}getMaterial(e){return this._get("materials",e)}getAccessor(e){return this._get("accessors",e)}getCamera(e){return null}getTexture(e){return this._get("textures",e)}getSampler(e){return this._get("samplers",e)}getImage(e){return this._get("images",e)}getBufferView(e){return this._get("bufferViews",e)}getBuffer(e){return this._get("buffers",e)}_get(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}_resolveScene(e,t){return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((e=>this.getNode(e))),e}_resolveNode(e,t){return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((e=>this.getNode(e)))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce(((e,t)=>{const i=this.getMesh(t);return e.id=i.id,e.primitives=e.primitives.concat(i.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}_resolveSkin(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}_resolveMesh(e,t){return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((e=>{const t=(e={...e}).attributes;e.attributes={};for(const i in t)e.attributes[i]=this.getAccessor(t[i]);return void 0!==e.indices&&(e.indices=this.getAccessor(e.indices)),void 0!==e.material&&(e.material=this.getMaterial(e.material)),e}))),e}_resolveMaterial(e,t){if(e.id=e.id||"material-".concat(t),e.normalTexture&&(e.normalTexture={...e.normalTexture},e.normalTexture.texture=this.getTexture(e.normalTexture.index)),e.occlusionTexture&&(e.occlustionTexture={...e.occlustionTexture},e.occlusionTexture.texture=this.getTexture(e.occlusionTexture.index)),e.emissiveTexture&&(e.emmisiveTexture={...e.emmisiveTexture},e.emissiveTexture.texture=this.getTexture(e.emissiveTexture.index)),e.emissiveFactor||(e.emissiveFactor=e.emmisiveTexture?[1,1,1]:[0,0,0]),e.pbrMetallicRoughness){e.pbrMetallicRoughness={...e.pbrMetallicRoughness};const t=e.pbrMetallicRoughness;t.baseColorTexture&&(t.baseColorTexture={...t.baseColorTexture},t.baseColorTexture.texture=this.getTexture(t.baseColorTexture.index)),t.metallicRoughnessTexture&&(t.metallicRoughnessTexture={...t.metallicRoughnessTexture},t.metallicRoughnessTexture.texture=this.getTexture(t.metallicRoughnessTexture.index))}return e}_resolveAccessor(e,t){var i,s;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,BB[i]),e.components=(s=e.type,xB[s]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){const t=e.bufferView.buffer,{ArrayType:i,byteLength:s}=fx(e,e.bufferView),r=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+t.byteOffset;let o=t.arrayBuffer.slice(r,r+s);e.bufferView.byteStride&&(o=this._getValueFromInterleavedBuffer(t,r,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new i(o)}return e}_getValueFromInterleavedBuffer(e,t,i,s,r){const o=new Uint8Array(r*s);for(let n=0;n<r;n++){const r=t+n*i;o.set(new Uint8Array(e.arrayBuffer.slice(r,r+s)),n*s)}return o.buffer}_resolveTexture(e,t){return e.id=e.id||"texture-".concat(t),e.sampler="sampler"in e?this.getSampler(e.sampler):IB,e.source=this.getImage(e.source),e}_resolveSampler(e,t){e.id=e.id||"sampler-".concat(t),e.parameters={};for(const t in e){const i=this._enumSamplerParameter(t);void 0!==i&&(e.parameters[i]=e[t])}return e}_enumSamplerParameter(e){return FB[e]}_resolveImage(e,t){e.id=e.id||"image-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView));const i=this.images[t];return i&&(e.image=i),e}_resolveBufferView(e,t){const i=e.buffer,s={id:"bufferView-".concat(t),...e,buffer:this.buffers[i]},r=this.buffers[i].arrayBuffer;let o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}_resolveCamera(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}const SB=1735152710,TB=!0;function RB(e,t,i=0,s={}){const r=new DataView(t),o=function(e,t=0){return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}(r,i+0),n=r.getUint32(i+4,TB),a=r.getUint32(i+8,TB);switch(Object.assign(e,{header:{byteOffset:i,byteLength:a,hasBinChunk:!1},type:o,version:n,json:{},binChunks:[]}),i+=12,e.version){case 1:return function(e,t,i){z_(e.header.byteLength>20);const s=t.getUint32(i+0,TB),r=t.getUint32(i+4,TB);return i+=8,z_(0===r),LB(e,t,i,s),i+=s,i+=UB(e,t,i,e.header.byteLength)}(e,r,i);case 2:return function(e,t,i,s){return z_(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){const r=t.getUint32(i+0,TB),o=t.getUint32(i+4,TB);switch(i+=8,o){case 1313821514:LB(e,t,i,r);break;case 5130562:UB(e,t,i,r);break;case 0:s.strict||LB(e,t,i,r);break;case 1:s.strict||UB(e,t,i,r)}i+=wv(r,4)}}(e,t,i,s),i+e.header.byteLength}(e,r,i,{});default:throw new Error("Invalid GLB version ".concat(e.version,". Only supports v1 and v2."))}}function LB(e,t,i,s){const r=new Uint8Array(t.buffer,i,s),o=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(o),wv(s,4)}function UB(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),wv(s,4)}async function kB(e,t,i=0,s,r){var o,n,a,l;!function(e,t,i,s){s.uri&&(e.baseUri=s.uri);if(t instanceof ArrayBuffer&&!function(e,t=0,i={}){const s=new DataView(e),{magic:r=SB}=i,o=s.getUint32(t,!1);return o===r||o===SB}(t,i,s)){t=(new TextDecoder).decode(t)}if("string"==typeof t)e.json=bv(t);else if(t instanceof ArrayBuffer){const r={};i=RB(r,t,i,s.glb),ox("glTF"===r.type,"Invalid GLB magic string ".concat(r.type)),e._glb=r,e.json=r.json}else ox(!1,"GLTF: must be ArrayBuffer or string");const r=e.json.buffers||[];if(e.buffers=new Array(r.length).fill(null),e._glb&&e._glb.header.hasBinChunk){const{binChunks:t}=e._glb;e.buffers[0]={arrayBuffer:t[0].arrayBuffer,byteOffset:t[0].byteOffset,byteLength:t[0].byteLength}}const o=e.json.images||[];e.images=new Array(o.length).fill({})}(e,t,i,s),function(e,t={}){(new yB).normalize(e,t)}(e,{normalize:null==s||null===(o=s.gltf)||void 0===o?void 0:o.normalize}),function(e,t={},i){const s=mB.filter((e=>_B(e.name,t)));for(const o of s){var r;null===(r=o.preprocess)||void 0===r||r.call(o,e,t,i)}}(e,s,r);const A=[];if(null!=s&&null!==(n=s.gltf)&&void 0!==n&&n.loadBuffers&&e.json.buffers&&await async function(e,t,i){const s=e.json.buffers||[];for(let n=0;n<s.length;++n){const a=s[n];if(a.uri){var r,o;const{fetch:s}=i;ox(s);const l=nx(a.uri,t),A=await(null==i||null===(r=i.fetch)||void 0===r?void 0:r.call(i,l)),h=await(null==A||null===(o=A.arrayBuffer)||void 0===o?void 0:o.call(A));e.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete a.uri}else null===e.buffers[n]&&(e.buffers[n]={arrayBuffer:new ArrayBuffer(a.byteLength),byteOffset:0,byteLength:a.byteLength})}}(e,s,r),null!=s&&null!==(a=s.gltf)&&void 0!==a&&a.loadImages){const t=async function(e,t,i){const s=function(e){const t=new Set,i=e.json.textures||[];for(const e of i)void 0!==e.source&&t.add(e.source);return Array.from(t).sort()}(e),r=e.json.images||[],o=[];for(const n of s)o.push(OB(e,r[n],n,t,i));return await Promise.all(o)}(e,s,r);A.push(t)}const h=async function(e,t={},i){const s=mB.filter((e=>_B(e.name,t)));for(const o of s){var r;await(null===(r=o.decode)||void 0===r?void 0:r.call(o,e,t,i))}}(e,s,r);return A.push(h),await Promise.all(A),null!=s&&null!==(l=s.gltf)&&void 0!==l&&l.postProcess?function(e,t){return(new DB).postProcess(e,t)}(e,s):e}async function OB(e,t,i,s,r){const{fetch:o,parse:n}=r;let a;if(t.uri){const e=nx(t.uri,s),i=await o(e);a=await i.arrayBuffer()}if(Number.isFinite(t.bufferView)){const i=function(e,t,i){const s=e.bufferViews[i];ox(s);const r=t[s.buffer];ox(r);const o=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,o,s.byteLength)}(e.json,e.buffers,t.bufferView);a=Bv(i.buffer,i.byteOffset,i.byteLength)}ox(a,"glTF image has no data");let l=await n(a,[tx,Oy],{mimeType:t.mimeType,basis:s.basis||{format:ky()}},r);l&&l[0]&&(l={compressed:!0,mipmaps:!1,width:l[0].width,height:l[0].height,data:l[0]}),e.images=e.images||[],e.images[i]=l}const NB={name:"glTF",id:"gltf",module:"gltf",version:"3.2.6",extensions:["gltf","glb"],mimeTypes:["model/gltf+json","model/gltf-binary"],text:!0,binary:!0,tests:["glTF"],parse:async function(e,t={},i){(t={...NB.options,...t}).gltf={...NB.options.gltf,...t.gltf};const{byteOffset:s=0}=t;return await kB({},e,s,t,i)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};class QB{constructor(e){}load(e,t,i,s,r,o,n){!function(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++;"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(n=>{s.basePath=VB(t),HB(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)})):e.dataSource.getGLTF(t,(n=>{s.basePath=VB(t),HB(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)}))}(e,t,i,s=s||{},r,(function(){M.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),o&&o()}),(function(t){e.error(t),n&&n(t),r.fire("error",t)}))}parse(e,t,i,s,r,o,n){HB(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),o&&o()}))}}function VB(e){const t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function HB(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++,ry(i,NB,{baseUri:r.basePath}).then((i=>{const l={src:t,entityId:r.entityId,metaModelJSON:s,autoMetaModel:r.autoMetaModel,metaObjects:[],loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:o.scene,plugin:e,sceneModel:o,numObjects:0,nodes:[],nextId:0,log:t=>{e.log(t)}};!function(e){const t=e.gltfData.textures;if(t)for(let i=0,s=t.length;i<s;i++)jB(e,t[i])}(l),function(e){const t=e.gltfData.materials;if(t)for(let i=0,s=t.length;i<s;i++){const s=t[i];s._textureSetId=GB(e,s),s._attributes=zB(e,s)}}(l),r.autoMetaModel&&l.metaObjects.push({id:o.id,type:"Default",name:o.id}),function(e){const t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void qB(e,"glTF has no default scene");!function(e,t){const i=t.nodes;if(!i)return;for(let t=0,s=i.length;t<s;t++){WB(e,i[t])}for(let t=0,s=i.length;t<s&&!e.nodesHaveNames;t++){KB(i[t])&&(e.nodesHaveNames=!0)}if(e.nodesHaveNames)for(let t=0,s=i.length;t<s;t++){const s=i[t];JB(e,s,0,null)}else for(let t=0,s=i.length;t<s;t++){const s=i[t];XB(e,s,0,null)}}(e,i)}(l),o.finalize(),r.autoMetaModel&&e.viewer.metaScene.createMetaModel(o.id,{metaObjects:l.metaObjects}),a.processes--,n()}))}function jB(e,t){if(!t.source||!t.source.image)return;const i="texture-"+e.nextId++;let s=1005;switch(t.sampler.minFilter){case 9728:s=1003;break;case 9729:s=1006;break;case 9984:s=1004;break;case 9985:s=1007;break;case 9986:s=1005;break;case 9987:s=1008}let r=1006;switch(t.sampler.magFilter){case 9728:r=1003;break;case 9729:r=1006}let o=1e3;switch(t.sampler.wrapS){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}let n=1e3;switch(t.sampler.wrapT){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}let a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:o,wrapT:n,wrapR:a,encoding:3001}),t._textureId=i}function GB(e,t){const i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":const e=t.alphaCutoff;i.alphaCutoff=void 0!==e?e:.5}const s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){const r=t.pbrMetallicRoughness,o=r.baseColorTexture||r.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}const r=t.extensions;if(r){const t=r.KHR_materials_pbrSpecularGlossiness;if(t){t.specularTexture;const 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t=r.metallicFactor;null!=t&&(s.metallic=t);const i=r.roughnessFactor;null!=i&&(s.roughness=i)}return s.doubleSided=!1!==t.doubleSided,s}function WB(e,t){const i=t.mesh;if(i&&(i.instances=i.instances?i.instances+1:1),t.children){const i=t.children;for(let t=0,s=i.length;t<s;t++){const s=i[t];s?WB(e,s):qB(e,"Node not found: "+t)}}}function KB(e){if(e.name)return!0;if(e.children){const t=e.children;for(let e=0,i=t.length;e<i;e++){if(KB(t[e]))return!0}}return!1}const XB=function(){const e=[];return function(t,i,s,r,o){if(r=YB(i,r),i.mesh&&ZB(i,t,r,e),i.children){const e=i.children;for(let o=0,n=e.length;o<n;o++){const n=e[o];XB(t,n,s+1,r,i)}}if(0===s){let i="entity-"+t.nextId++;e&&e.length>0&&(t.sceneModel.createEntity({id:i,meshIds:e,isObject:!0}),t.autoMetaModel&&t.metaObjects.push({id:i,type:"Default",name:i,parent:t.sceneModel.id}),e.length=0)}}}(),JB=function(){const e=[],t=[];let i=[];return function(s,r,o,n){if(n=YB(r,n),i&&r.mesh&&ZB(r,s,n,i),r.name){i=[];let 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e=0,t=h.length;e<t;e++)c.normalizeVec3(h[e].dir,h[e].dir),c.normalizeVec3(h[e].up,h[e].up);for(let e=0,t=u.length;e<t;e++)c.normalizeVec3(u[e].dir,u[e].dir),c.normalizeVec3(u[e].up,u[e].up);var d=u;this._textureCanvas=document.createElement("canvas"),this._textureCanvas.width=a,this._textureCanvas.height=n,this._textureCanvas.style.width=a+"px",this._textureCanvas.style.height="500px",this._textureCanvas.style.padding="0",this._textureCanvas.style.margin="0",this._textureCanvas.style.top="0",this._textureCanvas.style.background=s,this._textureCanvas.style.position="absolute",this._textureCanvas.style.opacity="1.0",this._textureCanvas.style.visibility="hidden",this._textureCanvas.style["z-index"]=2e6;document.getElementsByTagName("body")[0].appendChild(this._textureCanvas);const p=this._textureCanvas.getContext("2d");let f=!1;function g(){for(let e=0,t=A.length;e<t;e++){const t=A[e],i=t.boundary,s=Math.round(i[0]*l),r=Math.round(i[1]*l),o=Math.round(i[2]*l),n=Math.round(i[3]*l);p.fillStyle=t.color,p.fillRect(s,r,o,n)}for(let t=0,A=d.length;t<A;t++){let A,h,c,u;const f=d[t],g=f.boundaries;for(var e=0,i=g.length;e<i;e++){const t=g[e];A=Math.round(t[0]*l),h=Math.round(t[1]*l),c=Math.round(t[2]*l),u=Math.round(t[3]*l),f.highlighted&&(p.fillStyle=f.highlighted?r:f.color||s,p.fillRect(A,h,c,u))}if(f.label){p.fillStyle=o,p.font="60px sans-serif",p.textAlign="center";var n=A+.5*c,a=h+.7*u;p.fillText(m(f.label),n,a,80)}}t.glRedraw()}const m=function(){const t={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},i={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},s={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(r){const o=f?i:t,n=o?o[r]:null;return n?e.localeService.translate(n)||s[n]||n:r}}();this.setZUp=function(){f=!0,d=h,this.clear()},this.setYUp=function(){f=!1,d=u,this.clear()},this.clear=function(){p.fillStyle=s,p.fillRect(0,0,a,n);for(var e=0,t=d.length;e<t;e++){d[e].highlighted=!1}g()},this.getArea=function(e){const t=e[0]*a,i=n-e[1]*n;for(var s=0,r=d.length;s<r;s++){const e=d[s].boundaries;for(var o=0,A=e.length;o<A;o++){const 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r=nw(e,t,null);i&&lw(e,i,s),Aw(e,r),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}var ow=function(e,t,i){hw(t,(function(s){var r=nw(e,s,t);i(r)}),(function(t){e.error(t)}))},nw=function(){const e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib 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e=c.translateMat4c(0,.5,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:s.addChild(new $i(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=c.translateMat4c(0,.5,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new $i(s,{geometry:new jt(s,Ns({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Xt(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new Yt(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:s.addChild(new $i(s,{geometry:r.hoop,material:o.red,highlighted:!0,highlightMaterial:o.highlightRed,matrix:function(){const e=c.rotationMat4v(90*c.DEGTORAD,[0,1,0],c.identityMat4()),t=c.rotationMat4v(270*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:s.addChild(new $i(s,{geometry:r.hoop,material:o.green,highlighted:!0,highlightMaterial:o.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:s.addChild(new $i(s,{geometry:r.hoop,material:o.blue,highlighted:!0,highlightMaterial:o.highlightBlue,matrix:c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHeadBig,material:o.red,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHeadBig,material:o.green,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}_bindEvents(){const e=this;var t=!1;const i=-1,s=0,r=1,o=2,n=3,a=4,l=5,A=this._rootNode;var h=null,u=null;const d=c.vec2(),p=c.vec3([1,0,0]),f=c.vec3([0,1,0]),g=c.vec3([0,0,1]),m=this._viewer.scene.canvas.canvas,_=this._viewer.camera,v=this._viewer.scene;{const e=c.vec3([0,0,0]);let t=-1;this._onCameraViewMatrix=v.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=v.camera.on("projMatrix",(()=>{})),this._onSceneTick=v.on("tick",(()=>{const i=Math.abs(c.lenVec3(c.subVec3(v.camera.eye,this._pos,e)));if(i!==t&&"perspective"===_.projection){const e=.07*(Math.tan(_.perspective.fov*c.DEGTORAD)*i);A.scale=[e,e,e],t=i}if("ortho"===_.projection){const e=_.ortho.scale/10;A.scale=[e,e,e],t=i}}))}const b=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),y=function(){const t=c.mat4();return function(i,s){return c.quaternionToMat4(e._rootNode.quaternion,t),c.transformVec3(t,i,s),c.normalizeVec3(s),s}}();var x=function(){const e=c.vec3();return function(t){const i=Math.abs(t[0]);return i>Math.abs(t[1])&&i>Math.abs(t[2])?c.cross3Vec3(t,[0,1,0],e):c.cross3Vec3(t,[1,0,0],e),c.cross3Vec3(e,t,e),c.normalizeVec3(e),e}}();const B=function(){const t=c.vec3(),i=c.vec3(),s=c.vec4();return function(r,o,n){y(r,s);const a=x(s,o,n);P(o,a,t),P(n,a,i),c.subVec3(i,t);const l=c.dotVec3(i,s);e._pos[0]+=s[0]*l,e._pos[1]+=s[1]*l,e._pos[2]+=s[2]*l,e._rootNode.position=e._pos,e._sectionPlane&&(e._sectionPlane.pos=e._pos)}}();var w=function(){const t=c.vec4(),i=c.vec4(),s=c.vec4(),r=c.vec4();return function(o,n,a){y(o,r);if(!(P(n,r,t)&&P(a,r,i))){const e=x(r,n,a);P(n,e,t,1),P(a,e,i,1);var l=c.dotVec3(t,r);t[0]-=l*r[0],t[1]-=l*r[1],t[2]-=l*r[2],l=c.dotVec3(i,r),i[0]-=l*r[0],i[1]-=l*r[1],i[2]-=l*r[2]}c.normalizeVec3(t),c.normalizeVec3(i),l=c.dotVec3(t,i),l=c.clamp(l,-1,1);var A=Math.acos(l)*c.RADTODEG;c.cross3Vec3(t,i,s),c.dotVec3(s,r)<0&&(A=-A),e._rootNode.rotate(o,A),C()}}(),P=function(){const t=c.vec4([0,0,0,1]),i=c.mat4();return function(s,r,o,n){n=n||0,t[0]=s[0]/m.width*2-1,t[1]=-(s[1]/m.height*2-1),t[2]=0,t[3]=1,c.mulMat4(_.projMatrix,_.viewMatrix,i),c.inverseMat4(i),c.transformVec4(i,t,t),c.mulVec4Scalar(t,1/t[3]);var a=_.eye;c.subVec4(t,a,t);const l=e._sectionPlane.pos;var A=-c.dotVec3(l,r)-n,h=c.dotVec3(r,t);if(Math.abs(h)>.005){var u=-(c.dotVec3(r,a)+A)/h;return c.mulVec3Scalar(t,u,o),c.addVec3(o,a),c.subVec3(o,l,o),!0}return!1}}();const C=function(){const t=c.vec3(),i=c.mat4();return function(){e.sectionPlane&&(c.quaternionToMat4(A.quaternion,i),c.transformVec3(i,[0,0,1],t),e._setSectionPlaneDir(t))}}();var M,E=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(e=>{if(!this._visible)return;if(E)return;var A;t=!1,M&&(M.visible=!1);switch(e.entity.id){case this._displayMeshes.xAxisArrowHandle.id:case this._displayMeshes.xAxisHandle.id:A=this._affordanceMeshes.xAxisArrow,h=s;break;case this._displayMeshes.yAxisArrowHandle.id:case this._displayMeshes.yShaftHandle.id:A=this._affordanceMeshes.yAxisArrow,h=r;break;case this._displayMeshes.zAxisArrowHandle.id:case this._displayMeshes.zAxisHandle.id:A=this._affordanceMeshes.zAxisArrow,h=o;break;case this._displayMeshes.xCurveHandle.id:A=this._affordanceMeshes.xHoop,h=n;break;case this._displayMeshes.yCurveHandle.id:A=this._affordanceMeshes.yHoop,h=a;break;case this._displayMeshes.zCurveHandle.id:A=this._affordanceMeshes.zHoop,h=l;break;default:return void(h=i)}A&&(A.visible=!0),M=A,t=!0})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(e=>{this._visible&&(M&&(M.visible=!1),M=null,h=i)})),m.addEventListener("mousedown",this._canvasMouseDownListener=e=>{if(e.preventDefault(),this._visible&&t&&(this._viewer.cameraControl.pointerEnabled=!1,1===e.which)){E=!0;var i=b(e);u=h,d[0]=i[0],d[1]=i[1]}}),m.addEventListener("mousemove",this._canvasMouseMoveListener=e=>{if(!this._visible)return;if(!E)return;var t=b(e);const i=t[0],A=t[1];switch(u){case s:B(p,d,t);break;case r:B(f,d,t);break;case o:B(g,d,t);break;case n:w(p,d,t);break;case a:w(f,d,t);break;case l:w(g,d,t)}d[0]=i,d[1]=A}),m.addEventListener("mouseup",this._canvasMouseUpListener=e=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,E&&(e.which,E=!1,t=!1))}),m.addEventListener("wheel",this._canvasWheelListener=e=>{if(this._visible)Math.max(-1,Math.min(1,40*-e.deltaY))})}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class pw{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new $i(t,{id:i.id,geometry:new jt(t,Gt({xSize:.5,ySize:.5,zSize:.001})),material:new Xt(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new qt(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new Yt(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new Yt(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=c.vec3([0,0,0]),t=c.vec3(),i=c.vec3([0,0,1]),s=c.vec4(4),r=c.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];c.subVec3(o,this._sectionPlane.pos,e);const a=-c.dotVec3(n,e);c.normalizeVec3(n),c.mulVec3Scalar(n,a,t);const l=c.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class fw{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new li(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new It(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new It(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new It(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),s=c.vec3(),r=c.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;c.mulVec3Scalar(c.normalizeVec3(c.subVec3(o,n,i)),7),this._zUp?(c.transformVec3(t,i,s),c.transformVec3(t,a,r),e.look=[0,0,0],e.eye=c.transformVec3(t,i,s),e.up=c.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new pw(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const gw=c.AABB3(),mw=c.vec3();class _w{constructor(e,t,i,s,r,o){this.plugin=e,this.storeyId=r,this.modelId=s,this.storeyAABB=i.slice(),this.aabb=this.storeyAABB,this.modelAABB=t.slice(),this.numObjects=o}}class vw{constructor(e,t,i,s,r,o){this.storeyId=e,this.imageData=t,this.format=i,this.width=s,this.height=r}}const bw=c.vec3(),yw=c.mat4();const xw=new Float64Array([0,0,1]),Bw=new Float64Array(4);class ww{constructor(e){this.id=null,this._viewer=e.viewer,this._plugin=e,this._visible=!1,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._baseDir=c.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),W(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=c.vec3PairToQuaternion(xw,e,Bw)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new fs(t,{position:[0,0,0],scale:[5,5,5]});const s=this._rootNode,r={arrowHead:new jt(s,ts({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new jt(s,ts({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new jt(s,ts({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={red:new Xt(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new Xt(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new Xt(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new Yt(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new $i(s,{geometry:new jt(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Xt(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new $i(s,{geometry:new jt(s,Ns({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Xt(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new $i(s,{geometry:new jt(s,is({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new $i(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=c.translateMat4c(0,.5,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new $i(s,{geometry:new jt(s,Ns({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Xt(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new Yt(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}_bindEvents(){const e=this._rootNode,t=c.vec2(),i=this._viewer.camera,s=this._viewer.scene;let r=0,o=!1;{const t=c.vec3([0,0,0]);let n=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=s.camera.on("projMatrix",(()=>{})),this._onSceneTick=s.on("tick",(()=>{o=!1;const l=Math.abs(c.lenVec3(c.subVec3(s.camera.eye,this._pos,t)));if(l!==n&&"perspective"===i.projection){const t=.07*(Math.tan(i.perspective.fov*c.DEGTORAD)*l);e.scale=[t,t,t],n=l}if("ortho"===i.projection){const t=i.ortho.scale/10;e.scale=[t,t,t],n=l}0!==r&&(a(r),r=0)}))}const n=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),a=e=>{const t=this._sectionPlane.pos,i=this._sectionPlane.dir;c.addVec3(t,c.mulVec3Scalar(i,.1*e*this._plugin.getDragSensitivity(),c.vec3())),this._sectionPlane.pos=t};{let e=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=i=>{if(i.preventDefault(),this._visible&&(this._viewer.cameraControl.pointerEnabled=!1,1===i.which)){e=!0;var s=n(i);t[0]=s[0],t[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=i=>{if(!this._visible)return;if(!e)return;if(o)return;var s=n(i);const r=s[0],l=s[1];a(l-t[1]),t[0]=r,t[1]=l}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=t=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,e&&(t.which,e=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=e=>{this._visible&&(r+=Math.max(-1,Math.min(1,40*-e.deltaY)))})}{let e,t,i=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=t=>{t.stopPropagation(),t.preventDefault(),this._visible&&(e=t.touches[0].clientY,i=e,r=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=e=>{e.stopPropagation(),e.preventDefault(),this._visible&&(o||(o=!0,t=e.touches[0].clientY,null!==i&&(r+=t-i),i=t))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=i=>{i.stopPropagation(),i.preventDefault(),this._visible&&(e=null,t=null,r=0)})}}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class Pw{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new $i(t,{id:i.id,geometry:new jt(t,Gt({xSize:.5,ySize:.5,zSize:.001})),material:new Xt(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new qt(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new Yt(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new Yt(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=c.vec3([0,0,0]),t=c.vec3(),i=c.vec3([0,0,1]),s=c.vec4(4),r=c.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];c.subVec3(o,this._sectionPlane.pos,e);const a=-c.dotVec3(n,e);c.normalizeVec3(n),c.mulVec3Scalar(n,a,t);const l=c.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class Cw{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new li(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new It(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new It(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new It(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),s=c.vec3(),r=c.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;c.mulVec3Scalar(c.normalizeVec3(c.subVec3(o,n,i)),7),this._zUp?(c.transformVec3(t,i,s),c.transformVec3(t,a,r),e.look=[0,0,0],e.eye=c.transformVec3(t,i,s),e.up=c.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new Pw(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const Mw=c.AABB3(),Ew=c.vec3();class Fw{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getSTL(e,t,i){e=this._cacheBusterURL(e);const s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}const Iw=c.vec3();class Dw{load(e,t,i,s,r,o){s=s||{};const n=e.viewer.scene.canvas.spinner;n.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{const r=kw(i);Sw(r)?Tw(e,r,t,s):Rw(e,Uw(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{const o=kw(i);Sw(o)?Tw(e,o,t,s):Rw(e,Uw(i),t,s),n.processes--,M.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}}),(function(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}))}parse(e,t,i,s){const r=e.viewer.scene.canvas.spinner;r.processes++;try{const o=kw(i);Sw(o)?Tw(e,o,t,s):Rw(e,Uw(i),t,s),r.processes--,M.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}function Sw(e){const t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;const i=[115,111,108,105,100];for(var s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function Tw(e,t,i,s){const r=new DataView(t),o=r.getUint32(80,!0);let n,a,l,A,h,c,u,d=!1,p=null,f=null,g=null,m=!1;for(let e=0;e<70;e++)1129270351===r.getUint32(e,!1)&&82===r.getUint8(e+4)&&61===r.getUint8(e+5)&&(d=!0,A=[],h=r.getUint8(e+6)/255,c=r.getUint8(e+7)/255,u=r.getUint8(e+8)/255,r.getUint8(e+9));const _=new vs(i,{roughness:.5});let v=[],b=[],y=s.splitMeshes;for(let e=0;e<o;e++){let t=84+50*e,o=r.getFloat32(t,!0),x=r.getFloat32(t+4,!0),B=r.getFloat32(t+8,!0);if(d){let e=r.getUint16(t+48,!0);0==(32768&e)?(n=(31&e)/31,a=(e>>5&31)/31,l=(e>>10&31)/31):(n=h,a=c,l=u),(y&&n!==p||a!==f||l!==g)&&(null!==p&&(m=!0),p=n,f=a,g=l)}for(let e=1;e<=3;e++){let i=t+12*e;v.push(r.getFloat32(i,!0)),v.push(r.getFloat32(i+4,!0)),v.push(r.getFloat32(i+8,!0)),b.push(o,x,B),d&&A.push(n,a,l,1)}y&&m&&(Lw(i,v,b,A,_,s),v=[],b=[],A=A?[]:null,m=!1)}v.length>0&&Lw(i,v,b,A,_,s)}function Rw(e,t,i,s){const r=/facet([\s\S]*?)endfacet/g;let o=0;const n=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,a=new RegExp("vertex"+n+n+n,"g"),l=new RegExp("normal"+n+n+n,"g"),A=[],h=[];let c,u,d,p,f,g,m;for(;null!==(p=r.exec(t));){for(f=0,g=0,m=p[0];null!==(p=l.exec(m));)c=parseFloat(p[1]),u=parseFloat(p[2]),d=parseFloat(p[3]),g++;for(;null!==(p=a.exec(m));)A.push(parseFloat(p[1]),parseFloat(p[2]),parseFloat(p[3])),h.push(c,u,d),f++;1!==g&&e.error("Error in normal of face "+o),3!==f&&e.error("Error in positions of face "+o),o++}Lw(i,A,h,null,new vs(i,{roughness:.5}),s)}function Lw(e,t,i,s,r,o){const n=new Int32Array(t.length/3);for(let e=0,t=n.length;e<t;e++)n[e]=e;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,o.smoothNormals&&c.faceToVertexNormals(t,i,o);const a=Iw;K(t,t,a);const l=new jt(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:n}),A=new $i(e,{origin:0!==a[0]||0!==a[1]||0!==a[2]?a:null,geometry:l,material:r,edges:o.edges});e.addChild(A)}function Uw(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function kw(e){if("string"==typeof e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}class Ow{createRootNode(){return document.createElement("ul")}createNodeElement(e,t,i,s,r){const o=document.createElement("li");if(o.id=e.nodeId,e.xrayed&&o.classList.add("xrayed-node"),e.children.length>0){const i=document.createElement("a");i.href="#",i.id=`switch-${e.nodeId}`,i.textContent="+",i.classList.add("plus"),t&&i.addEventListener("click",t),o.appendChild(i)}const n=document.createElement("input");n.id=`checkbox-${e.nodeId}`,n.type="checkbox",n.checked=e.checked,n.style["pointer-events"]="all",i&&n.addEventListener("change",i),o.appendChild(n);const a=document.createElement("span");return a.textContent=e.title,o.appendChild(a),s&&(a.oncontextmenu=s),r&&(a.onclick=r),o}createDisabledNodeElement(e){const t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);const s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}addChildren(e,t){const i=document.createElement("ul");t.forEach((e=>{i.appendChild(e)})),e.parentElement.appendChild(i)}expand(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}collapse(e,t,i){if(!e)return;const s=e.parentElement;if(!s)return;const r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}isExpanded(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}getId(e){return e.parentElement.id}getIdFromCheckbox(e){return e.id.replace("checkbox-","")}getSwitchElement(e){return document.getElementById(`switch-${e}`)}isChecked(e){return e.checked}setCheckbox(e,t){const i=document.getElementById(`checkbox-${e}`);i&&t!==i.checked&&(i.checked=t)}setXRayed(e,t){const i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}setHighlighted(e,t){const i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}const Nw=[];class Qw{constructor(e){this._scene=e,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=e.on("modelLoaded",(t=>{const i=e.models[t];i&&this._addModel(i)})),this._onTick=e.on("tick",(()=>{this._dirty&&this._build(),this._applyChanges()}))}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._dirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}_build(){if(!this._dirty)return;this._applyChanges();const e=this._scene.objects;for(let e=0;e<this._numObjects;e++)this._objects[e]=null;this._numObjects=0;for(let t in e){const i=e[t];this._objects[this._numObjects++]=i}this._lenObjectsChangedList=0,this._dirty=!1}_applyChanges(){if(this._lenObjectsChangedList>0){for(let e=0;e<this._lenObjectsChangedList;e++){const t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],o=s||r;i.culled=o,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}get objects(){return this._dirty&&this._build(),this._objects}get numObjects(){return this._dirty&&this._build(),this._numObjects}setObjectViewCulled(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}setObjectDetailCulled(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}_destroy(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}const Vw={};const Hw=new Float32Array(3);class jw{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getManifest(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getMetaModel(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getXKT(e,t,i){var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",this._cacheBusterURL(e),!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}
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Ie(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ae,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),fe(this.dyn_ltree),fe(this.dyn_dtree),fe(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),fe(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new 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t.wsize=0,t.whave=0,t.wnext=0,Ot(e)},Qt=(e,t)=>{let i;if(kt(e))return yt;const s=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?yt:(null!==s.window&&s.wbits!==t&&(s.window=null),s.wrap=i,s.wbits=t,Nt(e))},Vt=(e,t)=>{if(!e)return yt;const i=new Ut;e.state=i,i.strm=e,i.window=null,i.mode=Ct;const s=Qt(e,t);return s!==_t&&(e.state=null),s};let Ht,jt,Gt=!0;const zt=e=>{if(Gt){Ht=new Int32Array(512),jt=new Int32Array(32);let t=0;for(;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(pt(1,e.lens,0,288,Ht,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;pt(2,e.lens,0,32,jt,0,e.work,{bits:5}),Gt=!1}e.lencode=Ht,e.lenbits=9,e.distcode=jt,e.distbits=5},Wt=(e,t,i,s)=>{let r;const o=e.state;return null===o.window&&(o.wsize=1<<o.wbits,o.wnext=0,o.whave=0,o.window=new 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e;a--,A+=s[o++]<<h,h+=8}i.head&&(i.head.time=A),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,P[2]=A>>>16&255,P[3]=A>>>24&255,i.check=U(i.check,P,4,0)),A=0,h=0,i.mode=16183;case 16183:for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.head&&(i.head.xflags=255&A,i.head.os=A>>8),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0,i.mode=16184;case 16184:if(1024&i.flags){for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.length=A,i.head&&(i.head.extra_len=A),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&(d=i.length,d>a&&(d=a),d&&(i.head&&(x=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(s.subarray(o,o+d),x)),512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{x=s[o+d++],i.head&&x&&i.length<65536&&(i.head.name+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,x)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{x=s[o+d++],i.head&&x&&i.length<65536&&(i.head.comment+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,x)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(4&i.wrap&&A!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Rt;break}A=0,h=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Et;break;case 16189:for(;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}e.adler=i.check=Lt(A),A=0,h=0,i.mode=Mt;case Mt:if(0===i.havedict)return e.next_out=n,e.avail_out=l,e.next_in=o,e.avail_in=a,i.hold=A,i.bits=h,bt;e.adler=i.check=1,i.mode=Et;case Et:if(t===gt||t===mt)break e;case Ft:if(i.last){A>>>=7&h,h-=7&h,i.mode=Tt;break}for(;h<3;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}switch(i.last=1&A,A>>>=1,h-=1,3&A){case 0:i.mode=16193;break;case 1:if(zt(i),i.mode=Dt,t===mt){A>>>=2,h-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Rt}A>>>=2,h-=2;break;case 16193:for(A>>>=7&h,h-=7&h;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if((65535&A)!=(A>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Rt;break}if(i.length=65535&A,A=0,h=0,i.mode=It,t===mt)break e;case It:i.mode=16195;case 16195:if(d=i.length,d){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;r.set(s.subarray(o,o+d),n),a-=d,o+=d,l-=d,n+=d,i.length-=d;break}i.mode=Et;break;case 16196:for(;h<14;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(i.nlen=257+(31&A),A>>>=5,h-=5,i.ndist=1+(31&A),A>>>=5,h-=5,i.ncode=4+(15&A),A>>>=4,h-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Rt;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;h<3;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.lens[E[i.have++]]=7&A,A>>>=3,h-=3}for(;i.have<19;)i.lens[E[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,C={bits:i.lenbits},B=pt(0,i.lens,0,19,i.lencode,0,i.work,C),i.lenbits=C.bits,B){e.msg="invalid code lengths set",i.mode=Rt;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;w=i.lencode[A&(1<<i.lenbits)-1],g=w>>>24,m=w>>>16&255,_=65535&w,!(g<=h);){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(_<16)A>>>=g,h-=g,i.lens[i.have++]=_;else{if(16===_){for(M=g+2;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(A>>>=g,h-=g,0===i.have){e.msg="invalid bit length repeat",i.mode=Rt;break}x=i.lens[i.have-1],d=3+(3&A),A>>>=2,h-=2}else if(17===_){for(M=g+3;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=g,h-=g,x=0,d=3+(7&A),A>>>=3,h-=3}else{for(M=g+7;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=g,h-=g,x=0,d=11+(127&A),A>>>=7,h-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length 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e;a--,A+=s[o++]<<h,h+=8}if(m&&0==(240&m)){for(v=g,b=m,y=_;w=i.lencode[y+((A&(1<<v+b)-1)>>v)],g=w>>>24,m=w>>>16&255,_=65535&w,!(v+g<=h);){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=v,h-=v,i.back+=v}if(A>>>=g,h-=g,i.back+=g,i.length=_,0===m){i.mode=16205;break}if(32&m){i.back=-1,i.mode=Et;break}if(64&m){e.msg="invalid literal/length code",i.mode=Rt;break}i.extra=15&m,i.mode=16201;case 16201:if(i.extra){for(M=i.extra;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.length+=A&(1<<i.extra)-1,A>>>=i.extra,h-=i.extra,i.back+=i.extra}i.was=i.length,i.mode=16202;case 16202:for(;w=i.distcode[A&(1<<i.distbits)-1],g=w>>>24,m=w>>>16&255,_=65535&w,!(g<=h);){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(0==(240&m)){for(v=g,b=m,y=_;w=i.distcode[y+((A&(1<<v+b)-1)>>v)],g=w>>>24,m=w>>>16&255,_=65535&w,!(v+g<=h);){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=v,h-=v,i.back+=v}if(A>>>=g,h-=g,i.back+=g,64&m){e.msg="invalid distance code",i.mode=Rt;break}i.offset=_,i.extra=15&m,i.mode=16203;case 16203:if(i.extra){for(M=i.extra;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.offset+=A&(1<<i.extra)-1,A>>>=i.extra,h-=i.extra,i.back+=i.extra}if(i.offset>i.dmax){e.msg="invalid distance too far back",i.mode=Rt;break}i.mode=16204;case 16204:if(0===l)break e;if(d=u-l,i.offset>d){if(d=i.offset-d,d>i.whave&&i.sane){e.msg="invalid distance too far back",i.mode=Rt;break}d>i.wnext?(d-=i.wnext,p=i.wsize-d):p=i.wnext-d,d>i.length&&(d=i.length),f=i.window}else f=r,p=n-i.offset,d=i.length;d>l&&(d=l),l-=d,i.length-=d;do{r[n++]=f[p++]}while(--d);0===i.length&&(i.mode=St);break;case 16205:if(0===l)break e;r[n++]=i.length,l--,i.mode=St;break;case Tt:if(i.wrap){for(;h<32;){if(0===a)break e;a--,A|=s[o++]<<h,h+=8}if(u-=l,e.total_out+=u,i.total+=u,4&i.wrap&&u&&(e.adler=i.check=i.flags?U(i.check,r,u,n-u):R(i.check,r,u,n-u)),u=l,4&i.wrap&&(i.flags?A:Lt(A))!==i.check){e.msg="incorrect data check",i.mode=Rt;break}A=0,h=0}i.mode=16207;case 16207:if(i.wrap&&i.flags){for(;h<32;){if(0===a)break 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n=function(e){return{metadata:e[0],positions:e[1],normals:e[2],colors:e[3],indices:e[4],edgeIndices:e[5],matrices:e[6],reusedGeometriesDecodeMatrix:e[7],eachGeometryPrimitiveType:e[8],eachGeometryPositionsPortion:e[9],eachGeometryNormalsPortion:e[10],eachGeometryColorsPortion:e[11],eachGeometryIndicesPortion:e[12],eachGeometryEdgeIndicesPortion:e[13],eachMeshGeometriesPortion:e[14],eachMeshMatricesPortion:e[15],eachMeshMaterial:e[16],eachEntityId:e[17],eachEntityMeshesPortion:e[18],eachTileAABB:e[19],eachTileEntitiesPortion:e[20]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:vP.inflate(e,t).buffer}return{metadata:JSON.parse(vP.inflate(e.metadata,{to:"string"})),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(t(e.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(t(e.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(t(e.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(t(e.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(t(e.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(t(e.eachMeshMaterial)),eachEntityId:JSON.parse(vP.inflate(e.eachEntityId,{to:"string"})),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(n);!function(e,t,i,s,r,o){const 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Q=Qt.createPositionsDecodeMatrix(U),V={};for(let r=a;r<=D;r++){const a=C[r],E=t.globalizeObjectIds?c.globalizeObjectId(s.id,a):a,F=r===S-1,D=M[r],T=F?B.length-1:M[r+1]-1,O=[],N=e.metaScene.metaObjects[E],H={},j={};if(N){if(t.excludeTypesMap&&N.type&&t.excludeTypesMap[N.type])continue;if(t.includeTypesMap&&N.type&&!t.includeTypesMap[N.type])continue;const e=t.objectDefaults?t.objectDefaults[N.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(H.visible=!1),!1===e.pickable&&(H.pickable=!1),e.colorize&&(j.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(j.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(j.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(j.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=D;e<=T;e++){const r=B[e],a=R[r]>1,C=r===I-1,M=xP(P.subarray(6*e,6*e+3)),E=P[6*e+3]/255,F=P[6*e+4]/255,D=P[6*e+5]/255,S=o.getNextId();if(a){const o=w[e],a=p.slice(o,o+16),B=`${n}-geometry.${i}.${r}`;let P=k[B];if(!P){P={batchThisMesh:!t.reuseGeometries};let e=!1;switch(g[r]){case 0:P.primitiveName="solid",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryNormals=A.subarray(v[r],C?A.length:v[r+1]),P.geometryIndices=u.subarray(y[r],C?u.length:y[r+1]),P.geometryEdgeIndices=d.subarray(x[r],C?d.length:x[r+1]),e=P.geometryPositions.length>0&&P.geometryIndices.length>0;break;case 1:P.primitiveName="surface",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryNormals=A.subarray(v[r],C?A.length:v[r+1]),P.geometryIndices=u.subarray(y[r],C?u.length:y[r+1]),P.geometryEdgeIndices=d.subarray(x[r],C?d.length:x[r+1]),e=P.geometryPositions.length>0&&P.geometryIndices.length>0;break;case 2:P.primitiveName="points",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryColors=h.subarray(b[r],C?h.length:b[r+1]),e=P.geometryPositions.length>0;break;case 3:P.primitiveName="lines",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryIndices=u.subarray(y[r],C?u.length:y[r+1]),e=P.geometryPositions.length>0&&P.geometryIndices.length>0;break;default:continue}if(e||(P=null),P&&(P.geometryPositions.length,P.batchThisMesh)){P.decompressedPositions=new Float32Array(P.geometryPositions.length),P.transformedAndRecompressedPositions=new Uint16Array(P.geometryPositions.length);const e=P.geometryPositions,t=P.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*f[0]+f[12],t[i+1]=e[i+1]*f[5]+f[13],t[i+2]=e[i+2]*f[10]+f[14];P.geometryPositions=null,k[B]=P}}if(P)if(P.batchThisMesh){const e=P.decompressedPositions,t=P.transformedAndRecompressedPositions;for(let 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d=h[a+4],p=h[a+5],f=h[a+6],g=h[a+7],m=h[a+8];if(o){const t=new Uint8Array(l.subarray(i,r)).buffer,o=`${n}-texture-${e}`;if(c)s.createTexture({id:o,buffers:[t],minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m});else{const e=new Blob([t],{type:10001===u?"image/jpeg":10002===u?"image/png":"image/gif"}),i=(window.URL||window.webkitURL).createObjectURL(e),r=document.createElement("img");r.src=i,s.createTexture({id:o,image:r,minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m})}}}for(let e=0;e<O;e++){const t=5*e,i=`${n}-textureSet-${e}`,r=v[t+0],o=v[t+1],a=v[t+2],l=v[t+3],A=v[t+4];s.createTextureSet({id:i,colorTextureId:r>=0?`${n}-texture-${r}`:null,normalsTextureId:a>=0?`${n}-texture-${a}`:null,metallicRoughnessTextureId:o>=0?`${n}-texture-${o}`:null,emissiveTextureId:l>=0?`${n}-texture-${l}`:null,occlusionTextureId:A>=0?`${n}-texture-${A}`:null})}const j=new Uint32Array(N);for(let e=0;e<Q;e++){const t=F[e];void 0!==j[t]?j[t]++:j[t]=1}const G=c.vec3(),z=c.AABB3(),W={};for(let i=0;i<H;i++){const 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r=F[e],a=j[r]>1,l=r===N-1,A=D[e],h=A>=0?`${n}-textureSet-${A}`:null,T=MP(S.subarray(6*e,6*e+3)),R=S[6*e+3]/255,L=S[6*e+4]/255,O=S[6*e+5]/255,Q=o.getNextId();if(a){const o=I[e],a=b.slice(o,o+16),A=`${n}-geometry.${i}.${r}`;let F=W[A];if(!F){F={batchThisMesh:!t.reuseGeometries};let e=!1;switch(x[r]){case 0:F.primitiveName="solid",F.geometryPositions=u.subarray(B[r],l?u.length:B[r+1]),F.geometryNormals=d.subarray(w[r],l?d.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 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4:F.primitiveName="lines",F.geometryPositions=u.subarray(B[r],l?u.length:B[r+1]),F.geometryIndices=EP(F.geometryPositions,g.subarray(M[r],l?g.length:M[r+1])),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length),F.transformedAndRecompressedPositions=new Uint16Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*y[0]+y[12],t[i+1]=e[i+1]*y[5]+y[13],t[i+2]=e[i+2]*y[10]+y[14];F.geometryPositions=null,W[A]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=F.transformedAndRecompressedPositions;for(let 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o=e.scene,n=o.canvas.canvas,a=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ce(n.ownerDocument.documentElement,n,t),t),l=e=>{const i=c.vec3(),s=c.vec3();return c.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,i,s),t(i,s)};let A=!1;const h=function(){A=!1},u=function(){h(),n.removeEventListener("mousedown",p),n.removeEventListener("mousemove",f),e.cameraControl.off(g),n.removeEventListener("mouseup",m)},d=c.vec2(),p=function(e){1===e.which&&(a(e,d),A=!0)};n.addEventListener("mousedown",p);const f=function(e){const t=a(e,c.vec2());A&&c.distVec2(d,t)>20&&(h(),i())};n.addEventListener("mousemove",f);const g=e.cameraControl.on("rayMove",(e=>{const t=e.canvasPos;s(t,l(t))})),m=function(e){if(1===e.which&&A){u();const t=a(e,c.vec2());r(t,l(t))}};return n.addEventListener("mouseup",m),u}},HC=function(e,t,i){return function(s,r,o){const n=e.scene,a=n.canvas.canvas,l=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ce(a.ownerDocument.documentElement,a,t),t),A=e=>{const 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a.addEventListener("touchend",v,{passive:!0}),g}},jC=function(e,t,i,s){const r=-(c.dotVec3(i,t)-e)/c.dotVec3(s,t);{const e=c.vec3();return c.mulVec3Scalar(s,r,e),c.addVec3(i,e,e),e}};class GC extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={},this.plugin.viewer.scene,this._geometry=t.geometry,t.onMouseOver,t.onMouseLeave,t.onContextMenu,this._alpha="alpha"in t&&void 0!==t.alpha?t.alpha:.5,this.color=t.color,this._visible=!0,this._rebuildMesh()}_rebuildMesh(){const e=this.plugin.viewer.scene,t=this._geometry.planeCoordinates.slice(),i=this._geometry.height<0,s=this._geometry.altitude+(i?this._geometry.height:0),r=this._geometry.height*(i?-1:1),[o,n,a]=OC(t),l=[],A=[],h=e=>{const t=l.length;for(let t of o)l.push([t[0],s+(e?r:0),t[1]]);for(let i of n)A.push(...(e?i:i.slice(0).reverse()).map((e=>e+t)))};h(!1),h(!0);for(let e=0;e<o.length;++e){const t=o[e],i=o[(o.length+e+(a?1:-1))%o.length],n=s,h=s+r,c=l.length;l.push([t[0],n,t[1]],[i[0],n,i[1]],[i[0],h,i[1]],[t[0],h,t[1]]),A.push(...[0,1,2,0,2,3].map((e=>e+c)))}this._zoneMesh&&this._zoneMesh.destroy();const u=[].concat(...l);this._zoneMesh=new $i(e,{edges:this._edges,geometry:new jt(e,{positions:u,indices:A,normals:c.buildNormals(u,A)}),material:new Xt(e,{alpha:this._alpha,backfaces:!0,diffuse:kC(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;{const e=c.vec2(),t=c.vec2();let i=0;for(let s of n){const r=o[s[0]],n=o[s[1]],a=o[s[2]];c.subVec2(n,r,e),c.subVec2(a,r,t),i+=Math.abs(e[0]*t[1]-e[1]*t[0])}this._baseArea=i/2}this._metrics=null;const d=e=>Math.min(...l.map((t=>t[e]))),p=e=>Math.max(...l.map((t=>t[e]))),f=d(0),g=d(1),m=d(2),_=p(0),v=p(1),b=p(2);this._center=c.vec3([(f+_)/2,(g+v)/2,(m+b)/2])}get baseArea(){return this._baseArea}get area(){return this._getMetrics().area}get volume(){return this._getMetrics().volume}_getMetrics(){if(null===this._metrics){let e=0,t=0;const i=this._zoneMesh.geometry,s=[c.vec3(),c.vec3(),c.vec3()],r=c.vec3();for(let o=0;o<i.indices.length;o+=3){for(let e=0;e<3;++e){const t=s[e],r=3*i.indices[o+e];for(let e=0;e<3;++e)t[e]=i.positions[r+e]}e+=c.dotVec3(s[0],c.cross3Vec3(s[1],s[2],r)),c.subVec3(s[1],s[0],s[1]),c.subVec3(s[2],s[0],s[2]),t+=c.lenVec3(c.cross3Vec3(s[1],s[2],r))}this._metrics={area:t/2,volume:e/6}}return this._metrics}sectionedAverage(e){const t=this._geometry.planeCoordinates.slice();let i=[];{const e=this._geometry.height,s=this._geometry.altitude,r=s+Math.max(0,e),o=s+Math.min(0,e),n=e=>{const s=t.map((t=>[t[0],e?r:o,t[1]]));i.push(e?s:s.slice(0).reverse())};n(!0),n(!1);const a=(e,i)=>[t[e][0],i,t[e][1]];for(let e=0;e<t.length;++e){const s=(e+1)%t.length;i.push([a(e,o),a(s,o),a(s,r),a(e,r)])}}for(const t of e){const e=t.dir,r=t.dist,o=[];for(const t of i){const i=1e-5,n=0,a=1,l=2,A=3;let h=0;const u=[];for(let s=0;s<t.length;s++){const o=c.dotVec3(e,t[s])+r,A=o<-i?l:o>i?a:n;h|=A,u.push(A)}switch(h){case n:case a:o.push(t);break;case l:break;case A:const i=[];for(let o=0;o<t.length;o++){var s=(o+1)%t.length;const n=u[o],a=u[s],h=t[o],d=t[s];if(n!==l&&i.push(h),(n|a)===A){const t=c.vec3();c.subVec3(d,h,t);const s=-(r+c.dotVec3(e,h))/c.dotVec3(e,t),o=[0,0,0];c.lerpVec3(s,0,1,h,d,o),i.push(o)}}i.length>=3&&o.push(i)}}i=o}if(0===i.length)return null;{const e=c.vec3([0,0,0]),t=new Set;for(const s of i)for(const i of s){const s=i.map((e=>e.toFixed(3))).join(":");t.has(s)||(t.add(s),c.addVec3(e,i,e))}return c.mulVec3Scalar(e,1/t.size,e),e}}get center(){return this._center}get altitude(){return this._geometry.altitude}set altitude(e){this._geometry.altitude=e,this._rebuildMesh()}get height(){return this._geometry.height}set height(e){this._geometry.height=e,this._rebuildMesh()}get highlighted(){return this._highlighted}set highlighted(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}set color(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=kC(this._color))}get color(){return this._color}set alpha(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}get alpha(){return this._alpha}get edges(){return this._edges}set edges(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}set visible(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}get visible(){return this._visible}getJSON(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}duplicate(){return this.plugin.createZone({id:c.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((e=>e.slice())),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}destroy(){this._zoneMesh.destroy(),super.destroy()}}class zC extends D{constructor(e,t,i){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.createSelect3dPoint=i,this._deactivate=null}get active(){return!!this._deactivate}activate(e,t,i,s){if(this._deactivate)return;if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=this.createSelect3dPoint(o,((t,i)=>jC(e,c.vec3([0,1,0]),t,i)));!function o(){const A=QC(n,i,s),h=function(e,t,i,s,r,o){const n=NC(e,t),a=NC(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:()=>{};let A=s((()=>{l(null),n.update(null)}),((e,t)=>{l(e),n.update(t)}),(function(e,t){n.update(t),A=s((function(){l(null),a.update(null),r(null)}),(function(e,i){l(e),a.update(i),r(c.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),n.destroy(),a.destroy(),l(null),o([t,i])}))}));return{deactivate:function(){A(),n.destroy(),a.destroy(),l(null)}}}(n,i,a.pointerLens,l,(e=>{if(e){const t=e[0],i=e[1],s=e=>Math.min(t[e],i[e]),r=e=>Math.max(t[e],i[e]),o=s(0),n=s(1),a=s(2),l=r(0);r(1);const h=r(2);A.updateBase([[o,n,h],[l,n,h],[l,n,a],[o,n,a]])}else A.updateBase(null)}),(n=>{A.destroy();const l=function(e,t,i,s,r,o,n){const a=i=>Math.min(e[i],t[i]),l=i=>Math.max(e[i],t[i]),A=a(0),h=a(2),u=l(0),d=l(2);return n.createZone({id:c.createUUID(),geometry:{planeCoordinates:[[A,d],[u,d],[u,h],[A,h]],altitude:i,height:s},alpha:o,color:r})}(n[0],n[1],e,t,i,s,r);let h=!0;a._deactivate=()=>{h=!1},a.fire("zoneEnd",l),h&&o()})).deactivate;a._deactivate=()=>{h(),A.destroy()}}()}deactivate(){this._deactivate&&(this._deactivate(),this._deactivate=null)}destroy(){this.deactivate(),super.destroy()}}const WC=function(e,t,i,s,r,o,n,a,l){const A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{};let h;const u=[()=>A(null)],d=QC(e,s,r);return u.push((()=>d.destroy())),function o(p){const f=NC(e,s),g=p.length>0&&function(e,t,i){const s=e.canvas.canvas,r=new Ae(e,{});r.worldPos=i;const o=new Ae(e,{}),n=s.ownerDocument.body,a=new fe(n,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);const l=function(){const e=r.canvasPos.slice(),t=o.canvasPos.slice();ce(s,n,e),ce(s,n,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(A),e.camera.off(h),r.destroy(),o.destroy(),a.destroy()}}}(e,s,p[p.length-1].getWorldPos());u.push((()=>{f.destroy(),g&&g.destroy()}));const m=p.length>0&&p[0],_=function(e){const t=m&&m.getCanvasPos();return t&&c.distVec2(t,e)<10&&{canvasPos:t,worldPos:m.getWorldPos()}},v=function(){const e=(e,t,i)=>t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1]),t=(e,t,i)=>{const s=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===s?0:s>0?1:2};return function(i,s){const r=i[i.length-2],o=i[i.length-1];for(let n=s?1:0;n<i.length-2-1;++n){const s=i[n],a=i[n+1],l=t(r,o,s),A=t(r,o,a),h=t(s,a,r),c=t(s,a,o);if(l!==A&&h!==c||0===l&&e(r,s,o)||0===A&&e(r,a,o)||0===h&&e(s,r,a)||0===c&&e(s,o,a))return!0}return!1}}();h=a((()=>{A(null),f.update(null),g&&g.update(null),d.updateBase(p.length>2?p.map((e=>e.getWorldPos())):null)}),((e,t)=>{const i=p.length>2&&_(e);if(m&&m.setHighlighted(!!i),A(i?i.canvasPos:e),f.update(!i&&t),g&&g.update(i?i.worldPos:t),p.length>=2){const e=p.map((e=>e.getWorldPos())).concat(i?[]:[t]),s=v(e.map((e=>[e[0],e[2]])),i);d.updateBase(s?null:e)}else d.updateBase(null)}),(function(e,a){const A=p.length>2&&_(e),h=p.map((e=>e.getWorldPos())).concat(A?[]:[a]);d.updateBase(h);const m=h.map((e=>[e[0],e[2]]));p.length>2&&v(m,A)?(u.pop()(),o(p)):A?(f.update(a),u.forEach((e=>e())),l(n.createZone({id:c.createUUID(),geometry:{planeCoordinates:m,altitude:t,height:i},alpha:r,color:s}))):(f.update(a),g&&g.update(a),o(p.concat(f)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){h(),u.forEach((e=>e()))}}};class KC extends D{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene;super(o);const n=e._geometry.altitude,a=e._geometry.planeCoordinates.map((t=>{const i=o.canvas.canvas.ownerDocument.body,s=new ue(o,{},i,{fillColor:e._color});return s.worldPos=c.vec3([t[0],n,t[1]]),s.on("worldPos",(function(){t[0]=s.worldPos[0],t[1]=s.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),s})),l=pe({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t&&t.pointerLens,dots:a,ray2WorldPos:(e,t)=>jC(n,c.vec3([0,1,0]),e,t),onEnd:(t,i)=>(e._zoneMesh&&this.fire("edited"),!!e._zoneMesh)}),A=function(){l(),a.forEach((e=>e.destroy()))},h=e.on("destroyed",A);this._deactivate=function(){e.off("destroyed",h),A()}}deactivate(){this._deactivate(),super.destroy()}}class XC extends D{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene,n=o.canvas.canvas;super(o);const a=this,l=e._geometry.altitude,A=t&&t.pointerLens,h=A?function(e){A.visible=!!e,e&&(A.canvasPos=e)}:()=>{},u=e=>{const t=c.vec3(),i=c.vec3();return c.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,t,i),s=t,r=i,jC(l,c.vec3([0,1,0]),s,r);var s,r},d=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ce(n.ownerDocument.documentElement,n,t),t),p=function(e,t){const i=e=>{e.preventDefault(),t(e)};return n.addEventListener(e,i),()=>n.removeEventListener(e,i)};let f=()=>{};const g=function(t,i,s,o){const l=o(t),A=d(l,c.vec2()),g=r.scene.pick({canvasPos:A,includeEntities:[e._zoneMesh.id]});if((g&&g.entity&&g.entity.zone)===e){f(),n.style.cursor="move",r.cameraControl.active=!1;const t=function(){const t=e._geometry.planeCoordinates.map((e=>e.slice())),i=u(A),s=c.vec2([i[0],i[2]]),r=c.vec2();return function(i){const o=u(i);r[0]=o[0],r[1]=o[2],c.subVec2(s,r,r),e._geometry.planeCoordinates.forEach(((e,i)=>{c.subVec2(t[i],r,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}}(),l=p(i,(function(e){const i=o(e);if(i){const e=d(i,c.vec2());t(e),h(e)}})),g=p(s,(function(e){const i=o(e);if(i){const e=d(i,c.vec2());t(e),h(null),f(),a.fire("translated")}}));f=function(){f=()=>{},n.style.cursor="default",r.cameraControl.active=!0,l(),g()}}},m=[];i&&m.push(p("mousedown",(e=>{1===e.which&&g(e,"mousemove","mouseup",(e=>1===e.which&&e))}))),s&&m.push(p("touchstart",(e=>{if(1===e.touches.length){const t=e.touches[0].identifier;g(e,"touchmove","touchend",(e=>[...e.changedTouches].find((e=>e.identifier===t))))}})));const _=function(){f(),m.forEach((e=>e())),h(null)},v=e.on("destroyed",_);this._deactivate=function(){e.off("destroyed",v),_()}}deactivate(){this._deactivate(),super.destroy()}}exports.AlphaFormat=1021,exports.AmbientLight=Dt,exports.AngleMeasurementEditMouseControl=class extends xe{constructor(e,t){super(e,t,!0,!1)}},exports.AngleMeasurementEditTouchControl=class extends xe{constructor(e,t){super(e,t,!1,!0)}},exports.AngleMeasurementsControl=be,exports.AngleMeasurementsMouseControl=ye,exports.AngleMeasurementsPlugin=class extends V{constructor(e,t={}){super("AngleMeasurements",e),this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,angleMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get control(){return this._defaultControl||(this._defaultControl=new ye(this,{})),this._defaultControl}get measurements(){return this._measurements}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.corner,s=e.target,r=new ve(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},corner:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:e.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(()=>{delete this._measurements[r.id]})),r.clickable=!0,this.fire("measurementCreated",r),r}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}},exports.AngleMeasurementsTouchControl=class extends be{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentAngleMeasurement=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=c.vec3(),r=20;let o=null;this._touchState=0;const n=c.vec2(),a=c.vec2(),l=c.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},u=()=>{this.plugin.viewer.cameraControl.active=!0},d=()=>{o&&(clearTimeout(o),o=null),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),u(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const u=i.touches[0],p=u.clientX,f=u.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void d();const i=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement?this._currentAngleMeasurement.origin.worldPos=s:(this._currentAngleMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},corner:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1),this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=u.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=u.identifier;break;case 6:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=8,h()}),this._longTouchTimeoutMs),this._touchState=7),A=u.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(e=>{this.pointerCircle.stop();const i=e.touches.length;if(1!==i||1!==e.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const r=e.touches[0],n=r.clientX,l=r.clientY;if(r.identifier!==A)return;let h,c;switch(a.set([n,l]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(h.worldPos),this._currentAngleMeasurement.origin.worldPos=h.worldPos):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),s.set(c.worldPos),this._currentAngleMeasurement.origin.worldPos=c.worldPos):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.corner.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.corner.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1)),this._touchState=5;break;case 8:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.target.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.target.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0)),this._touchState=8}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],d=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([d,p]),this._touchState){case 1:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentAngleMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos},corner:{worldPos:i.worldPos},target:{worldPos:i.worldPos}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=3):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}u();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),u();break;case 4:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=6):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}u();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._touchState=6,u();break;case 7:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=6);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0}u();break;case 8:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement&&this._currentAngleMeasurement.targetVisible?(this._currentAngleMeasurement.clickable=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._touchState=0):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0),u()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}},exports.AnnotationsPlugin=class extends V{constructor(e,t){super("Annotations",e),this._labelHTML=t.labelHTML||"<div></div>",this._markerHTML=t.markerHTML||"<div></div>",this._container=t.container||document.body,this._values=t.values||{},this.annotations={},this.surfaceOffset=t.surfaceOffset}getContainerElement(){return this._container}send(e,t){if("clearAnnotations"===e)this.clear()}set surfaceOffset(e){null==e&&(e=.3),this._surfaceOffset=e}get surfaceOffset(){return this._surfaceOffset}createAnnotation(e){this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=null;e.markerElementId&&((t=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var i=null;e.labelElementId&&((i=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));const s=new Ce(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:t,labelElement:i,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:_.apply(e.values,_.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(()=>{delete this.annotations[s.id],this.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}destroyAnnotation(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}clear(){const e=Object.keys(this.annotations);for(var t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}destroy(){this.clear(),super.destroy()}},exports.AxisGizmoPlugin=class extends V{constructor(e,t){super("AxisGizmo",e,t=t||{});const i=e.scene.camera;t.canvasId||t.canvasElement||this.error("Config expected: either 'canvasId' or 'canvasElement'");try{this._axisGizmoScene=new li(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0})}catch(e){return void this.error(e)}const s=this._axisGizmoScene;s.clearLights(),new Dt(s,{color:[.45,.45,.5],intensity:.9}),new It(s,{dir:[-.5,.5,-.6],color:[.8,.8,.7],intensity:1,space:"view"}),new It(s,{dir:[.5,-.5,-.6],color:[.8,.8,.8],intensity:1,space:"view"});const r=s.camera;i.on("matrix",(function(){const e=i.eye,t=i.look,s=i.up,o=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(e,t,[])),22);r.look=[0,0,0],r.eye=o,r.up=s}));const o=new jt(s,ts({radiusTop:.01,radiusBottom:.6,height:1.7,radialSegments:20,heightSegments:1,openEnded:!1})),n=new jt(s,ts({radiusTop:.2,radiusBottom:.2,height:4.5,radialSegments:20,heightSegments:1,openEnded:!1})),a=new Xt(s,{diffuse:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),l=new Xt(s,{emissive:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),A=new Xt(s,{diffuse:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),h=new Xt(s,{emissive:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),u=new Xt(s,{diffuse:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),d=new Xt(s,{emissive:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),p=new Xt(s,{diffuse:[.5,.5,.5],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2});this._meshes=[new $i(s,{geometry:new jt(s,is({radius:9,heightSegments:60,widthSegments:60})),material:new Xt(s,{diffuse:[0,0,0],emissive:[.1,.1,.1],ambient:[.1,.1,.2],specular:[0,0,0],alpha:.4,alphaMode:"blend",frontface:"cw"}),pickable:!1,collidable:!1,visible:!1!==t.visible}),new $i(s,{geometry:new jt(s,is({radius:1})),material:p,pickable:!1,collidable:!1,visible:!1!==t.visible}),new $i(s,{geometry:o,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[5,0,0],rotation:[0,0,-90]}),new $i(s,{geometry:n,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[2,0,0],rotation:[0,0,90]}),new $i(s,{geometry:new jt(s,rs({text:"X",size:1.5})),material:l,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[7,0,0],billboard:"spherical"}),new $i(s,{geometry:o,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,5,0]}),new $i(s,{geometry:n,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,2,0]}),new $i(s,{geometry:new jt(s,rs({text:"Y",size:1.5})),material:h,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,7,0],billboard:"spherical"}),new $i(s,{geometry:o,material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,5],rotation:[90,0,0]}),new $i(s,{geometry:n,material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,2],rotation:[90,0,0]}),new $i(s,{geometry:new jt(s,rs({text:"Z",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,7],billboard:"spherical"})]}setVisible(e){for(let t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}destroy(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,super.destroy()}},exports.BCFViewpointsPlugin=class extends V{constructor(e,t={}){super("BCFViewpoints",e,t),this.originatingSystem=t.originatingSystem||"xeokit.io",this.authoringTool=t.authoringTool||"xeokit.io"}getViewpoint(e={}){const t=this.viewer.scene,i=t.camera,s=t.realWorldOffset,r=!0===e.reverseClippingPlanes;let o={},n=c.normalizeVec3(c.subVec3(i.look,i.eye,c.vec3())),a=i.eye,l=i.up;i.yUp&&(n=xh(n),a=xh(a),l=xh(l));const A=bh(c.addVec3(a,s));"ortho"===i.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:bh(n),camera_up_vector:bh(l),view_to_world_scale:i.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:bh(n),camera_up_vector:bh(l),field_of_view:i.perspective.fov};const h=t.sectionPlanes;for(let e in h)if(h.hasOwnProperty(e)){let t=h[e];if(!t.active)continue;let n,a=t.pos;n=r?c.negateVec3(t.dir,c.vec3()):t.dir,i.yUp&&(a=xh(a),n=xh(n)),c.addVec3(a,s),a=bh(a),n=bh(n),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:a,direction:n})}const u=t.lineSets;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];o.lines||(o.lines=[]);const i=t.positions,s=t.indices;for(let e=0,t=s.length/2;e<t;e++){const t=s[2*e],r=s[2*e+1];o.lines.push({start_point:{x:i[3*t+0],y:i[3*t+1],z:i[3*t+2]},end_point:{x:i[3*r+0],y:i[3*r+1],z:i[3*r+2]}})}}const d=t.bitmaps;for(let e in d)if(d.hasOwnProperty(e)){let t=d[e],r=t.pos,n=t.normal,a=t.up;i.yUp&&(r=xh(r),n=xh(n),a=xh(a)),c.addVec3(r,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:t.type,bitmap_data:t.imageData,location:bh(r),normal:bh(n),up:bh(a),height:t.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!e.spacesVisible,space_boundaries_visible:!!e.spaceBoundariesVisible,openings_visible:!!e.openingsVisible,spaces_translucent:!!e.spaces_translucent,space_boundaries_translucent:!!e.space_boundaries_translucent,openings_translucent:!!e.openings_translucent}}};const p=new Set(t.opacityObjectIds),f=new Set(t.xrayedObjectIds),g=new Set(t.colorizedObjectIds),m=Object.values(t.objects).filter((e=>p.has(e.id)||g.has(e.id)||f.has(e.id))).reduce(((e,i)=>{let s,r=function(e){let t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0"),t}(i.colorize);i.xrayed?(s=0===t.xrayMaterial.fillAlpha&&0!==t.xrayMaterial.edgeAlpha?.1:t.xrayMaterial.fillAlpha,s=Math.round(255*s).toString(16).padStart(2,"0"),r=s+r):p.has(i.id)&&(s=Math.round(255*i.opacity).toString(16).padStart(2,"0"),r=s+r),e[r]||(e[r]=[]);const o=i.id,n=i.originalSystemId,a={ifc_guid:n,originating_system:this.originatingSystem};return n!==o&&(a.authoring_tool_id=o),e[r].push(a),e}),{}),_=Object.entries(m).map((([e,t])=>({color:e,components:t})));o.components.coloring=_;const v=t.objectIds,b=t.visibleObjects,y=t.visibleObjectIds,x=v.filter((e=>!b[e])),B=t.selectedObjectIds;return e.defaultInvisible||y.length<x.length?(o.components.visibility.exceptions=this._createBCFComponents(y),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(x),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(B),o.components.translucency=this._createBCFComponents(t.xrayedObjectIds),!1!==e.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}_createBCFComponents(e){const t=this.viewer.scene,i=[];for(let s=0,r=e.length;s<r;s++){const r=e[s],o=t.objects[r];if(o){const e={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==r&&(e.authoring_tool_id=r),i.push(e)}}return i}setViewpoint(e,t={}){if(!e)return;const i=this.viewer,s=i.scene,r=s.camera,o=!1!==t.rayCast,n=!1!==t.immediate,a=!1!==t.reset,l=s.realWorldOffset,A=!0===t.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){let t=yh(e.location,gh),i=yh(e.direction,gh);A&&c.negateVec3(i),c.subVec3(t,l),r.yUp&&(t=Bh(t),i=Bh(i)),new os(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){const t=[],i=[];let r=0;e.lines.forEach((e=>{e.start_point&&e.end_point&&(t.push(e.start_point.x),t.push(e.start_point.y),t.push(e.start_point.z),t.push(e.end_point.x),t.push(e.end_point.y),t.push(e.end_point.z),i.push(r++),i.push(r++))})),new fh(s,{positions:t,indices:i,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){const t=e.bitmap_type||"jpg",i=e.bitmap_data;let o=yh(e.location,mh),n=yh(e.normal,_h),a=yh(e.up,vh),l=e.height||1;t&&i&&o&&n&&a&&(r.yUp&&(o=Bh(o),n=Bh(n),a=Bh(a)),new Vs(s,{src:i,type:t,pos:o,normal:n,up:a,clippable:!1,collidable:!0,height:l}))})),a&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!1))))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!0)))));const r=e.components.visibility.view_setup_hints;r&&(!1===r.spaces_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==r.spaces_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcSpace"),!0),r.space_boundaries_visible,!1===r.openings_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcOpening"),!0),r.space_boundaries_translucent,void 0!==r.openings_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((e=>this._withBCFComponent(t,e,(e=>e.selected=!0))))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((e=>this._withBCFComponent(t,e,(e=>e.xrayed=!0))))),e.components.coloring&&e.components.coloring.forEach((e=>{let i=e.color,s=0,r=!1;8===i.length&&(s=parseInt(i.substring(0,2),16)/256,s<=1&&s>=.95&&(s=1),i=i.substring(2),r=!0);const o=[parseInt(i.substring(0,2),16)/256,parseInt(i.substring(2,4),16)/256,parseInt(i.substring(4,6),16)/256];e.components.map((e=>this._withBCFComponent(t,e,(e=>{e.colorize=o,r&&(e.opacity=s)}))))}))}if(e.perspective_camera||e.orthogonal_camera){let a,A,h,u;if(e.perspective_camera?(a=yh(e.perspective_camera.camera_view_point,gh),A=yh(e.perspective_camera.camera_direction,gh),h=yh(e.perspective_camera.camera_up_vector,gh),r.perspective.fov=e.perspective_camera.field_of_view,u="perspective"):(a=yh(e.orthogonal_camera.camera_view_point,gh),A=yh(e.orthogonal_camera.camera_direction,gh),h=yh(e.orthogonal_camera.camera_up_vector,gh),r.ortho.scale=e.orthogonal_camera.view_to_world_scale,u="ortho"),c.subVec3(a,l),r.yUp&&(a=Bh(a),A=Bh(A),h=Bh(h)),o){const e=s.pick({pickSurface:!0,origin:a,direction:A});A=e?e.worldPos:c.addVec3(a,A,gh)}else A=c.addVec3(a,A,gh);n?(r.eye=a,r.look=A,r.up=h,r.projection=u):i.cameraFlight.flyTo({eye:a,look:A,up:h,duration:t.duration,projection:u})}}_withBCFComponent(e,t,i){const s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){const o=t.authoring_tool_id,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}}if(t.ifc_guid){const o=t.ifc_guid,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}Object.keys(r.models).forEach((t=>{const n=c.globalizeObjectId(t,o),a=r.objects[n];if(a)i(a);else if(e.updateCompositeObjects){s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}}))}}destroy(){super.destroy()}},exports.Bitmap=Vs,exports.ByteType=1010,exports.CameraMemento=$h,exports.CameraPath=class extends D{get type(){return"CameraPath"}constructor(e,t={}){super(e,t),this._frames=[],this._eyeCurve=new Uh(this),this._lookCurve=new Uh(this),this._upCurve=new Uh(this),t.frames&&(this.addFrames(t.frames),this.smoothFrameTimes(1))}get frames(){return this._frames}get eyeCurve(){return this._eyeCurve}get lookCurve(){return this._lookCurve}get upCurve(){return this._upCurve}saveFrame(e){const t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}addFrame(e,t,i,s){const r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}addFrames(e){let t;for(let i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}loadFrame(e){const t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,kh),t.look=this._lookCurve.getPoint(e,kh),t.up=this._upCurve.getPoint(e,kh)}sampleFrame(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}smoothFrameTimes(e){if(0===this._frames.length)return;const t=c.vec3();var i=0;this._frames[0].t=0;const s=[];for(let e=1,o=this._frames.length;e<o;e++){var r=c.lenVec3(c.subVec3(this._frames[e].eye,this._frames[e-1].eye,t));s[e]=r,i+=r}for(let t=1,r=this._frames.length;t<r;t++){const r=s[t]/i*e;this._frames[t].t=this._frames[t-1].t+r}}clearFrames(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}},exports.CameraPathAnimation=Gh,exports.CityJSONLoaderPlugin=class extends V{constructor(e,t={}){super("cityJSONLoader",e,t),this.dataSource=t.dataSource}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new oC}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;const i={};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.cityJSON,e,i,t),s.processes--}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getCityJSON(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,o=t.stats||{};o.sourceFormat=e.type||"CityJSON",o.schemaVersion=e.version||"",o.title="",o.author="",o.created="",o.numMetaObjects=0,o.numPropertySets=0,o.numObjects=0,o.numGeometries=0,o.numTriangles=0,o.numVertices=0;const n=!1!==t.loadMetadata,a=n?{id:c.createUUID(),name:"Model",type:"Model"}:null,l=n?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,A={data:e,vertices:r,sceneModel:s,loadMetadata:n,metadata:l,rootMetaObject:a,nextId:0,stats:o};if(this._parseCityJSON(A),s.finalize(),n){const e=s.id;this.viewer.metaScene.createMetaModel(e,A.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_transformVertices(e,t,i){const s=[],r=t.scale||c.vec3([1,1,1]),o=t.translate||c.vec3([0,0,0]);for(let t=0,n=0;t<e.length;t++,n+=3){const n=e[t][0]*r[0]+o[0],a=e[t][1]*r[1]+o[1],l=e[t][2]*r[2]+o[2];i?s.push([n,l,a]):s.push([n,a,l])}return s}_parseCityJSON(e){const t=e.data.CityObjects;for(const i in t)if(t.hasOwnProperty(i)){const s=t[i];this._parseCityObject(e,s,i)}}_parseCityObject(e,t,i){const s=e.sceneModel,r=e.data;if(e.loadMetadata){const s=i,r=t.type,o=r+" : "+i,n=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:s,name:o,type:r,parent:n})}if(e.stats.numMetaObjects++,!(t.geometry&&t.geometry.length>0))return;const o=[];for(let i=0,s=t.geometry.length;i<s;i++){const s=t.geometry[i];let n,a;const l=r.appearance;if(l){const e=l.materials;if(e){const t=s.material;if(t){const s=Object.keys(t);if(s.length>0){const r=t[s[0]];if(void 0!==r.value)n=e[r.value];else{const t=r.values;if(t){a=[];for(let s=0,r=t.length;s<r;s++){const s=e[t[i]];a.push(s)}}}}}}}a?this._parseGeometrySurfacesWithOwnMaterials(e,s,a,o):this._parseGeometrySurfacesWithSharedMaterial(e,s,n,o)}o.length>0&&(s.createEntity({id:i,meshIds:o,isObject:!0}),e.stats.numObjects++)}_parseGeometrySurfacesWithOwnMaterials(e,t,i,s){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const r=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,r,s);break;case"Solid":const o=t.boundaries;for(let t=0;t<o.length;t++){const r=o[t];this._parseSurfacesWithOwnMaterials(e,i,r,s)}break;case"MultiSolid":case"CompositeSolid":const n=t.boundaries;for(let t=0;t<n.length;t++)for(let r=0;r<n[t].length;r++){const o=n[t][r];this._parseSurfacesWithOwnMaterials(e,i,o,s)}}}_parseSurfacesWithOwnMaterials(e,t,i,s){const r=e.vertices,o=e.sceneModel;for(let n=0;n<i.length;n++){const a=i[n],l=t[n]||{diffuseColor:[.8,.8,.8],transparency:1},A=[],h=[],u=[],d={positions:[],indices:[]};for(let t=0;t<a.length;t++){A.length>0&&h.push(A.length);const i=this._extractLocalIndices(e,a[t],u,d);A.push(...i)}if(3===A.length)d.indices.push(A[0]),d.indices.push(A[1]),d.indices.push(A[2]);else if(A.length>3){const e=[];for(let t=0;t<A.length;t++)e.push({x:r[u[A[t]]][0],y:r[u[A[t]]][1],z:r[u[A[t]]][2]});const t=this._getNormalOfPositions(e,c.vec3());let i=[];for(let s=0;s<e.length;s++)this._to2D(e[s],t,SC),i.unshift(SC[0]),i.unshift(SC[1]);const s=nC(i,h,2);for(let e=0;e<s.length;e+=3)d.indices.unshift(A[s[e]]),d.indices.unshift(A[s[e+1]]),d.indices.unshift(A[s[e+2]])}const p=""+e.nextId++;o.createMesh({id:p,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(p),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}_parseGeometrySurfacesWithSharedMaterial(e,t,i,s){const r=e.sceneModel,o=[],n={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const i=t.boundaries;this._parseSurfacesWithSharedMaterial(e,i,o,n);break;case"Solid":const s=t.boundaries;for(let t=0;t<s.length;t++){const i=s[t];this._parseSurfacesWithSharedMaterial(e,i,o,n)}break;case"MultiSolid":case"CompositeSolid":const r=t.boundaries;for(let t=0;t<r.length;t++)for(let i=0;i<r[t].length;i++){const s=r[t][i];this._parseSurfacesWithSharedMaterial(e,s,o,n)}}if(n.positions.length>0&&n.indices.length>0){const t=""+e.nextId++;r.createMesh({id:t,primitive:"triangles",positions:n.positions,indices:n.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(t),e.stats.numGeometries++,e.stats.numVertices+=n.positions.length/3,e.stats.numTriangles+=n.indices.length/3}}_parseSurfacesWithSharedMaterial(e,t,i,s){const r=e.vertices;for(let o=0;o<t.length;o++){let n=[],a=[];for(let r=0;r<t[o].length;r++){n.length>0&&a.push(n.length);const l=this._extractLocalIndices(e,t[o][r],i,s);n.push(...l)}if(3===n.length)s.indices.push(n[0]),s.indices.push(n[1]),s.indices.push(n[2]);else if(n.length>3){let e=[];for(let t=0;t<n.length;t++)e.push({x:r[i[n[t]]][0],y:r[i[n[t]]][1],z:r[i[n[t]]][2]});const t=this._getNormalOfPositions(e,c.vec3());let o=[];for(let i=0;i<e.length;i++)this._to2D(e[i],t,SC),o.unshift(SC[0]),o.unshift(SC[1]);const l=nC(o,a,2);for(let e=0;e<l.length;e+=3)s.indices.unshift(n[l[e]]),s.indices.unshift(n[l[e+1]]),s.indices.unshift(n[l[e+2]])}}}_extractLocalIndices(e,t,i,s){const r=e.vertices,o=[];for(let e=0,n=t.length;e<n;e++){const n=t[e];if(i.includes(n)){const e=i.indexOf(n);o.push(e)}else s.positions.push(r[n][0]),s.positions.push(r[n][1]),s.positions.push(r[n][2]),o.push(i.length),i.push(n)}return o}_getNormalOfPositions(e,t){for(let i=0;i<e.length;i++){let s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return c.normalizeVec3(t)}_to2D(e,t,i){const s=TC,r=RC,o=LC;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,o[0]=1.1,o[1]=1.1,o[2]=1.1;c.lenVec3(c.subVec3(o,r))<.01&&(o[0]+=1,o[1]+=2,o[2]+=3);const n=c.dotVec3(o,r),a=c.mulVec3Scalar(r,n,c.vec3());o[0]-=a[0],o[1]-=a[1],o[2]-=a[2],c.normalizeVec3(o);const l=c.cross3Vec3(r,o,c.vec3()),A=c.dotVec3(s,o),h=c.dotVec3(s,l);i[0]=A,i[1]=h}},exports.ClampToEdgeWrapping=1001,exports.Component=D,exports.CompressedMediaType=10003,exports.Configs=Jr,exports.ContextMenu=class{constructor(e={}){this._id=t.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==e.hideOnMouseDown&&(document.addEventListener("mousedown",(e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),e.items&&(this.items=e.items),this._hideOnAction=!1!==e.hideOnAction,this.context=e.context,this.enabled=!1!==e.enabled,this.hide()}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}set items(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}get items(){return this._itemsCfg}set enabled(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}get enabled(){return this._enabled}set context(e){this._context=e}get context(){return this._context}show(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}get shown(){return this._shown}hide(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}destroy(){this._context=null,this._clear(),null!==this._id&&(t.removeItem(this._id),this._id=null)}_clear(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e].menuElement;t.parentElement.removeChild(t)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}_parseItems(e){const t=e=>{const o=this._getNextId(),n=new i(o);for(let i=0,o=e.length;i<o;i++){const o=e[i],a=new s;n.groups.push(a);for(let e=0,i=o.length;e<i;e++){const i=o[e],s=i.items,l=s&&s.length>0,A=this._getNextId(),h=i.getTitle||(()=>i.title||""),c=i.doAction||i.callback||(()=>{}),u=i.getEnabled||(()=>!0),d=i.getShown||(()=>!0),p=new r(A,h,c,u,d);if(p.parentMenu=n,a.items.push(p),l){const e=t(s);p.subMenu=e,e.parentItem=p}this._itemList.push(p),this._itemMap[p.id]=p}}return this._menuList.push(n),this._menuMap[n.id]=n,n};this._rootMenu=t(e)}_getNextId(){return"ContextMenu_"+this._id+"_"+this._nextId++}_createUI(){const e=t=>{this._createMenuUI(t);const i=t.groups;for(let t=0,s=i.length;t<s;t++){const s=i[t].items;for(let t=0,i=s.length;t<i;t++){const i=s[t].subMenu;i&&e(i)}}};e(this._rootMenu)}_createMenuUI(e){const t=e.groups,i=[];if(i.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),i.push("<ul>"),t)for(let e=0,s=t.length;e<s;e++){const r=e,o=s,n=t[e].items;if(n)for(let e=0,t=n.length;e<t;e++){const s=n[e],a=s.subMenu,l=s.title||"";a?i.push('<li id="'+s.id+'" class="xeokit-context-menu-item" style="'+(r===o-1||e<t-1?"border-bottom: 0":"border-bottom: 1px solid black")+'">'+l+" [MORE]</li>"):i.push('<li id="'+s.id+'" class="xeokit-context-menu-item" style="'+(r===o-1||e<t-1?"border-bottom: 0":"border-bottom: 1px solid black")+'">'+l+"</li>")}}i.push("</ul>"),i.push("</div>");const s=i.join("");document.body.insertAdjacentHTML("beforeend",s);const r=document.querySelector("."+e.id);e.menuElement=r,r.style["border-radius"]="4px",r.style.display="none",r.style["z-index"]=3e5,r.style.background="white",r.style.border="1px solid black",r.style["box-shadow"]="0 4px 5px 0 gray",r.oncontextmenu=e=>{e.preventDefault()};const o=this;let n=null;if(t)for(let e=0,i=t.length;e<i;e++){const i=t[e].items;if(i)for(let e=0,t=i.length;e<t;e++){const t=i[e],s=t.subMenu;t.itemElement=document.getElementById(t.id),t.itemElement?(t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault();const i=t.subMenu;if(!i)return void(n&&(o._hideMenu(n.id),n=null));if(n&&n.id!==i.id&&(o._hideMenu(n.id),n=null),!1===t.enabled)return;const s=t.itemElement,r=i.menuElement,a=s.getBoundingClientRect();r.getBoundingClientRect();a.right+200>window.innerWidth?o._showMenu(i.id,a.left-200,a.top-1):o._showMenu(i.id,a.right-5,a.top-1),n=i})),s||(t.itemElement.addEventListener("click",(e=>{e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus()))})),t.itemElement.addEventListener("mouseup",(e=>{3===e.which&&(e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus())))})),t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault(),!1!==t.enabled&&t.doHover&&t.doHover(o._context)})))):console.error("ContextMenu item element not found: "+t.id)}}}_updateItemsTitles(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getShown;if(!s||!s(this._context))continue;const r=t.getTitle(this._context);t.subMenu,i.innerText=r}}_updateItemsEnabledStatus(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getEnabled;if(!s)continue;const r=t.getShown;if(!r)continue;const o=r(this._context);if(t.shown=o,!o){i.style.visibility="hidden",i.style.height="0",i.style.padding="0";continue}i.style.visibility="visible",i.style.height="auto",i.style.padding=null;const n=s(this._context);t.enabled=n,n?i.classList.remove("disabled"):i.classList.add("disabled")}}_showMenu(e,t,i){const s=this._menuMap[e];if(!s)return void console.error("Menu not found: "+e);if(s.shown)return;const r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}_hideMenu(e){const t=this._menuMap[e];if(!t)return void console.error("Menu not found: "+e);if(!t.shown)return;const i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}_hideAllMenus(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e];this._hideMenu(t.id)}}_showMenuElement(e,t,i){e.style.display="block";const s=e.offsetHeight,r=e.offsetWidth;i+s>window.innerHeight&&(i=window.innerHeight-s),t+r>window.innerWidth&&(t=window.innerWidth-r),e.style.left=t+"px",e.style.top=i+"px"}_hideMenuElement(e){e.style.display="none"}},exports.CubicBezierCurve=class extends Lh{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.v3=t.v3,this.t=t.t}set v0(e){this._v0=e||c.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||c.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||c.vec3([0,0,0])}get v2(){return this._v2}set v3(e){this.fire("v3",this._v3=e||c.vec3([0,0,0]))}get v3(){return this._v3}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=c.vec3();return t[0]=c.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=c.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=c.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}},exports.Curve=Lh,exports.DefaultLoadingManager=TA,exports.DepthFormat=1026,exports.DepthStencilFormat=1027,exports.DirLight=It,exports.DistanceMeasurementEditControl=Ih,exports.DistanceMeasurementEditMouseControl=class extends Ih{constructor(e,t){super(e,t,!0,!1)}},exports.DistanceMeasurementEditTouchControl=class extends Ih{constructor(e,t){super(e,t,!1,!0)}},exports.DistanceMeasurementsControl=Eh,exports.DistanceMeasurementsMouseControl=Fh,exports.DistanceMeasurementsPlugin=class extends V{constructor(e,t={}){super("DistanceMeasurements",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.labelMinAxisLength=t.labelMinAxisLength,this.defaultVisible=!1!==t.defaultVisible,this.defaultOriginVisible=!1!==t.defaultOriginVisible,this.defaultTargetVisible=!1!==t.defaultTargetVisible,this.defaultWireVisible=!1!==t.defaultWireVisible,this.defaultXLabelEnabled=!1!==t.defaultXLabelEnabled,this.defaultYLabelEnabled=!1!==t.defaultYLabelEnabled,this.defaultZLabelEnabled=!1!==t.defaultZLabelEnabled,this.defaultLengthLabelEnabled=!1!==t.defaultLengthLabelEnabled,this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.defaultAxisVisible=!1!==t.defaultAxisVisible,this.defaultXAxisVisible=!1!==t.defaultXAxisVisible,this.defaultYAxisVisible=!1!==t.defaultYAxisVisible,this.defaultZAxisVisible=!1!==t.defaultZAxisVisible,this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this.defaultLabelsOnWires=!1!==t.defaultLabelsOnWires,this.useRotationAdjustment=void 0!==t.useRotationAdjustment&&!1!==t.useRotationAdjustment,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,distanceMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get pointerLens(){return this._pointerLens}get control(){return this._defaultControl||(this._defaultControl=new Fh(this,{})),this._defaultControl}get measurements(){return this._measurements}set labelMinAxisLength(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}get labelMinAxisLength(){return this._labelMinAxisLength}set useRotationAdjustment(e){e=void 0!==e&&Boolean(e),this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.target,s=new Mh(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},target:{entity:i.entity,worldPos:i.worldPos},visible:e.visible,wireVisible:e.wireVisible,axisVisible:!1!==e.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==e.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==e.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==e.zAxisVisible&&!1!==this.defaultZAxisVisible,xLabelEnabled:!1!==e.xLabelEnabled&&!1!==this.defaultXLabelEnabled,yLabelEnabled:!1!==e.yLabelEnabled&&!1!==this.defaultYLabelEnabled,zLabelEnabled:!1!==e.zLabelEnabled&&!1!==this.defaultZLabelEnabled,lengthLabelEnabled:!1!==e.lengthLabelEnabled&&!1!==this.defaultLengthLabelEnabled,labelsVisible:!1!==e.labelsVisible&&!1!==this.defaultLabelsVisible,useRotationAdjustment:this.useRotationAdjustment,originVisible:e.originVisible,targetVisible:e.targetVisible,color:e.color,labelsOnWires:!1!==e.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.clickable=!0,s.on("destroyed",(()=>{delete this._measurements[s.id]})),this.fire("measurementCreated",s),s}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}setAxisVisible(e){for(const[t,i]of Object.entries(this.measurements))i.axisVisible=e;this.defaultAxisVisible=e}getAxisVisible(){return this.defaultAxisVisible}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}},exports.DistanceMeasurementsTouchControl=class extends Eh{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._attachPlugin(e,t)}_attachPlugin(e){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=c.vec3(),r=20;let o=null;this._touchState=0;const n=c.vec2(),a=c.vec2(),l=c.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},u=()=>{this.plugin.viewer.cameraControl.active=!0},d=()=>{o&&(clearTimeout(o),o=null),this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),u(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=l=>{const u=l.touches.length;if(1!==u)return void(o&&(clearTimeout(o),o=null));const p=l.touches[0],f=i.getBoundingClientRect(),g=p.clientX-f.left,m=p.clientY-f.top;switch(n.set([g,m]),a.set([g,m]),this._touchState){case 0:if(1!==u&&null!==o)return void d();const i=t.pick({canvasPos:a,snapping:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==u||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=s:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:s,entity:i.entity},target:{worldPos:s,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=p.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((()=>{if(o=null,1!==u||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=p.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(r=>{this.pointerCircle.stop();const n=r.touches.length;if(1!==n||1!==r.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const l=r.touches[0],h=i.getBoundingClientRect(),u=l.clientX-h.left,d=l.clientY-h.top;if(l.identifier!==A)return;let p,f;switch(a.set([u,d]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(p.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=p.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:p.worldPos,entity:p.entity},target:{worldPos:p.worldPos,entity:p.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),s.set(f.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=f.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:f.worldPos,entity:f.entity},target:{worldPos:f.worldPos,entity:f.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==n&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement.target.worldPos=p.worldPos,this._currentDistanceMeasurement.target.entity=p.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),this._currentDistanceMeasurement.target.worldPos=f.worldPos,this._currentDistanceMeasurement.target.entity=f.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0)),this._touchState=5}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=s=>{this.pointerCircle.stop();const h=s.changedTouches.length;if(1!==h)return;const d=s.changedTouches[0],p=i.getBoundingClientRect(),f=d.clientX-p.left,g=d.clientY-p.top;if(d.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([f,g]),this._touchState){case 1:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1,this._touchState=3,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(this._currentDistanceMeasurement&&this._currentDistanceMeasurement.destroy(),this._touchState=0)}u();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),u();break;case 4:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this._currentDistanceMeasurement.xAxisVisible=!0,this._currentDistanceMeasurement.yAxisVisible=!0,this._currentDistanceMeasurement.zAxisVisible=!0,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0}u();break;case 5:console.log("long touch"),this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement&&this._currentDistanceMeasurement.targetVisible?(this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,this._touchState=0):(this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0),u()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}},exports.DotBIMDefaultDataSource=UC,exports.DotBIMLoaderPlugin=class extends V{constructor(e,t={}){super("DotBIMLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new UC}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||$B}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0,backfaces:e.backfaces,dtxEnabled:e.dtxEnabled,rotation:e.rotation,origin:e.origin})),i=t.id;if(!e.src&&!e.dotBIM)return this.error("load() param expected: src or dotBIM"),t;const s=e.objectDefaults||this._objectDefaults||$B;let r,o;if(e.includeTypes){r={};for(let t=0,i=e.includeTypes.length;t<i;t++)r[e.includeTypes[t]]=!0}if(e.excludeTypes){o={},r||(r={});for(let t=0,i=e.excludeTypes.length;t<i;t++)r[e.excludeTypes[t]]=!0}const n=e=>{const t=e.fileData,n=e.sceneModel,a={},l=c.createUUID(),A=c.createUUID(),h=c.createUUID(),u=c.createUUID(),d={metaObjects:[{id:l,name:"IfcProject",type:"IfcProject",parent:null},{id:A,name:"IfcSite",type:"IfcSite",parent:l},{id:h,name:"IfcBuilding",type:"IfcBuilding",parent:A},{id:u,name:"IfcBuildingStorey",type:"IfcBuildingStorey",parent:h}],propertySets:[]},p=(e,i)=>{if(a[e])return;const s=t.meshes.find((e=>e.mesh_id===i.mesh_id));n.createGeometry({id:e,primitive:"triangles",positions:s.coordinates,indices:s.indices}),a[e]=!0},f=t.elements;for(let e=0,i=f.length;e<i;e++){const i=f[e],a=i.type;if(o&&o[a])continue;if(r&&!r[a])continue;const l=i.info,A=void 0!==i.guid?`${i.guid}`:void 0!==l&&void 0!==l.id?l.id:e,h=i.mesh_id,c=i.vector,g=i.rotation,m=s?s[a]||s.DEFAULT:null;let _=!0,v=!0;if(void 0===i.face_colors){p(h,i);const e=`${A}-mesh`;let t=i.color?[i.color.r/255,i.color.g/255,i.color.b/255]:[1,1,1],s=i.color?i.color.a/255:1;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(t=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(s=m.opacity)),n.createMesh({id:e,geometryId:h,color:t,opacity:s,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:c?[c.x,c.y,c.z]:void 0}),n.createEntity({id:A,meshIds:[e],visible:_,pickable:v,isObject:!0})}else{let e=i.face_colors,s={},r=0,o=t.meshes.find((e=>e.mesh_id===i.mesh_id));for(let t=0,i=e.length;t<i;t+=4){let i=[e[t],e[t+1],e[t+2],e[t+3]];void 0===s[i]&&(s[i]=[]);let n=o.indices[r],a=o.coordinates[3*n],l=o.coordinates[3*n+1],A=o.coordinates[3*n+2],h=o.indices[r+1],c=o.coordinates[3*h],u=o.coordinates[3*h+1],d=o.coordinates[3*h+2],p=o.indices[r+2],f=o.coordinates[3*p],g=o.coordinates[3*p+1],m=o.coordinates[3*p+2];s[i].push(a,l,A,c,u,d,f,g,m),r+=3}let a=[];for(const[e,t]of Object.entries(s)){n.createGeometry({id:`${h}-${e}`,primitive:"triangles",positions:t,indices:[...Array(t.length).keys()]});const i=`${A}-mesh-${e}`,s=e.split(",").map(Number);let r=[s[0]/255,s[1]/255,s[2]/255],o=s[3]/255;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(r=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(o=m.opacity)),n.createMesh({id:i,geometryId:`${h}-${e}`,color:r,opacity:o,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:c?[c.x,c.y,c.z]:void 0}),a.push(i)}n.createEntity({id:A,meshIds:a,visible:_,pickable:v,isObject:!0})}for(let e in l){let t;e.startsWith("IFC_Pset_")&&(t||(t=[]),t.push({name:e,value:l[e]})),t&&d.propertySets.push({id:A,properties:t})}d.metaObjects.push({id:A,name:l&&l.Name&&"None"!==l.Name?l.Name:`${i.type} ${A}`,type:i.type,parent:u,propertySetIds:[A]})}n.finalize(),this.viewer.metaScene.createMetaModel(i,d),n.scene.once("tick",(()=>{n.destroyed||(n.scene.fire("modelLoaded",n.id),n.fire("loaded",!0,!1))}))};if(e.src){const i=e.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(i,(e=>{n({fileData:e,sceneModel:t,nextId:0,error:function(e){}}),this.viewer.scene.canvas.spinner.processes--}),(e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e)}))}else if(e.dotBIM){const i={fileData:e.dotBIM,sceneModel:t,nextId:0,error:function(e){}};n(i)}return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.EdgeMaterial=qt,exports.EmphasisMaterial=Yt,exports.FaceAlignedSectionPlanesPlugin=class extends V{constructor(e,t={}){if(super("FaceAlignedSectionPlanesPlugin",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,this._dragSensitivity=t.dragSensitivity||1,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new Cw(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;Mw.set(this.viewer.scene.aabb),c.getAABB3Center(Mw,Ew),Mw[0]+=t[0]-Ew[0],Mw[1]+=t[1]-Ew[1],Mw[2]+=t[2]-Ew[2],Mw[3]+=t[0]-Ew[0],Mw[4]+=t[1]-Ew[1],Mw[5]+=t[2]-Ew[2],this.viewer.cameraFlight.flyTo({aabb:Mw,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}null===t.controlElementId||void 0===t.controlElementId?this.error("Parameter expected: controlElementId"):(this._controlElement=document.getElementById(t.controlElementId),this._controlElement||this.warn("Can't find control element: '"+t.controlElementId+"' - will create plugin without control element")),this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setDragSensitivity(e){this._dragSensitivity=e||1}getDragSensitivity(){return this._dragSensitivity}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new os(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new ww(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(let e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){let t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){let e=this._freeControls.pop();for(;e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}},exports.FastNavPlugin=class extends V{constructor(e,t={}){super("FastNav",e),this._hideColorTexture=!1!==t.hideColorTexture,this._hidePBR=!1!==t.hidePBR,this._hideSAO=!1!==t.hideSAO,this._hideEdges=!1!==t.hideEdges,this._hideTransparentObjects=!!t.hideTransparentObjects,this._scaleCanvasResolution=!!t.scaleCanvasResolution,this._defaultScaleCanvasResolutionFactor=t.defaultScaleCanvasResolutionFactor||1,this._scaleCanvasResolutionFactor=t.scaleCanvasResolutionFactor||.6,this._delayBeforeRestore=!1!==t.delayBeforeRestore,this._delayBeforeRestoreSeconds=t.delayBeforeRestoreSeconds||.5;let i=1e3*this._delayBeforeRestoreSeconds,s=!1;const r=()=>{i=1e3*this._delayBeforeRestoreSeconds,s||(e.scene._renderer.setColorTextureEnabled(!this._hideColorTexture),e.scene._renderer.setPBREnabled(!this._hidePBR),e.scene._renderer.setSAOEnabled(!this._hideSAO),e.scene._renderer.setTransparentEnabled(!this._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!this._hideEdges),this._scaleCanvasResolution?e.scene.canvas.resolutionScale=this._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,s=!0)},o=()=>{e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),s=!1};this._onCanvasBoundary=e.scene.canvas.on("boundary",r),this._onCameraMatrix=e.scene.camera.on("matrix",r),this._onSceneTick=e.scene.on("tick",(e=>{s&&(i-=e.deltaTime,(!this._delayBeforeRestore||i<=0)&&o())}));let n=!1;this._onSceneMouseDown=e.scene.input.on("mousedown",(()=>{n=!0})),this._onSceneMouseUp=e.scene.input.on("mouseup",(()=>{n=!1})),this._onSceneMouseMove=e.scene.input.on("mousemove",(()=>{n&&r()}))}get hideColorTexture(){return this._hideColorTexture}set hideColorTexture(e){this._hideColorTexture=e}get hidePBR(){return this._hidePBR}set hidePBR(e){this._hidePBR=e}get hideSAO(){return this._hideSAO}set hideSAO(e){this._hideSAO=e}get hideEdges(){return this._hideEdges}set hideEdges(e){this._hideEdges=e}get hideTransparentObjects(){return this._hideTransparentObjects}set hideTransparentObjects(e){this._hideTransparentObjects=!1!==e}get scaleCanvasResolution(){return this._scaleCanvasResolution}set scaleCanvasResolution(e){this._scaleCanvasResolution=e}get defaultScaleCanvasResolutionFactor(){return this._defaultScaleCanvasResolutionFactor}set defaultScaleCanvasResolutionFactor(e){this._defaultScaleCanvasResolutionFactor=e||1}get scaleCanvasResolutionFactor(){return this._scaleCanvasResolutionFactor}set scaleCanvasResolutionFactor(e){this._scaleCanvasResolutionFactor=e||.6}get delayBeforeRestore(){return this._delayBeforeRestore}set delayBeforeRestore(e){this._delayBeforeRestore=e}get delayBeforeRestoreSeconds(){return this._delayBeforeRestoreSeconds}set delayBeforeRestoreSeconds(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}send(e,t){}destroy(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),super.destroy()}},exports.FloatType=1015,exports.Fresnel=class extends D{get type(){return"Fresnel"}constructor(e,t={}){super(e,t),this._state=new at({edgeColor:c.vec3([0,0,0]),centerColor:c.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),this.edgeColor=t.edgeColor,this.centerColor=t.centerColor,this.edgeBias=t.edgeBias,this.centerBias=t.centerBias,this.power=t.power}set edgeColor(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set centerColor(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}get centerColor(){return this._state.centerColor}set edgeBias(e){this._state.edgeBias=e||0,this.glRedraw()}get edgeBias(){return this._state.edgeBias}set centerBias(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}get centerBias(){return this._state.centerBias}set power(e){this._state.power=null!=e?e:1,this.glRedraw()}get power(){return this._state.power}destroy(){super.destroy(),this._state.destroy()}},exports.Frustum=U,exports.FrustumPlane=L,exports.GIFMediaType=1e4,exports.GLTFDefaultDataSource=Dh,exports.GLTFLoaderPlugin=class extends V{constructor(e,t={}){super("GLTFLoader",e,t),this._sceneModelLoader=new QB(this,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new Dh}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||$B}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0,dtxEnabled:e.dtxEnabled})),i=t.id;if(!e.src&&!e.gltf)return this.error("load() param expected: src or gltf"),t;if(e.metaModelSrc||e.metaModelJSON){const s=s=>{this.viewer.metaScene.createMetaModel(i,s,{}),this.viewer.scene.canvas.spinner.processes--,e.src?this._sceneModelLoader.load(this,e.src,s,e,t):this._sceneModelLoader.parse(this,e.gltf,s,e,t)};if(e.metaModelSrc){const t=e.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(t,(e=>{this.viewer.scene.canvas.spinner.processes--,s(e)}),(e=>{this.error(`load(): Failed to load model metadata for model '${i} from  '${t}' - ${e}`),this.viewer.scene.canvas.spinner.processes--}))}else e.metaModelJSON&&s(e.metaModelJSON)}else e.src?this._sceneModelLoader.load(this,e.src,null,e,t):this._sceneModelLoader.parse(this,e.gltf,null,e,t);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.HalfFloatType=1016,exports.ImagePlane=class extends D{constructor(e,t={}){super(e,t),this._src=null,this._image=null,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._dir=c.vec3(),this._size=1,this._imageSize=c.vec2(),this._texture=new Ds(this),this._plane=new $i(this,{geometry:new jt(this,Os({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new Xt(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0}),clippable:t.clippable}),this._grid=new $i(this,{geometry:new jt(this,ks({size:1,divisions:10})),material:new Xt(this,{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:t.clippable}),this._node=new fs(this,{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[this._plane,this._grid]}),this._gridVisible=!1,this.visible=!0,this.gridVisible=t.gridVisible,this.position=t.position,this.rotation=t.rotation,this.dir=t.dir,this.size=t.size,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,t.image?this.image=t.image:this.src=t.src}set visible(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}get visible(){return this._plane.visible}set gridVisible(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}get gridVisible(){return this._gridVisible}set image(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set position(e){this._pos.set(e||[0,0,0]),W(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}get position(){return this._pos}set rotation(e){this._node.rotation=e}get rotation(){return this._node.rotation}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set dir(e){if(this._dir.set(e||[0,0,-1]),e){const t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];c.subVec3(t,this.position,zh);const s=-c.dotVec3(i,zh);c.normalizeVec3(i),c.mulVec3Scalar(i,s,Wh),c.vec3PairToQuaternion(Kh,e,Xh),this._node.quaternion=Xh}}get dir(){return this._dir}set collidable(e){this._node.collidable=!1!==e}get collidable(){return this._node.collidable}set clippable(e){this._node.clippable=!1!==e}get clippable(){return this._node.clippable}set pickable(e){this._node.pickable=!1!==e}get pickable(){return this._node.pickable}set opacity(e){this._node.opacity=e}get opacity(){return this._node.opacity}destroy(){super.destroy()}_updatePlaneSizeFromImage(){const e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){const s=i/t;this._node.scale=[e,1,e*s]}else{const s=t/i;this._node.scale=[e*s,1,e]}}},exports.IntType=1013,exports.JPEGMediaType=10001,exports.KTX2TextureTranscoder=NA,exports.LASLoaderPlugin=class extends V{constructor(e,t={}){super("lasLoader",e,t),this.dataSource=t.dataSource,this.skip=t.skip,this.fp64=t.fp64,this.colorDepth=t.colorDepth}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new ZP}get skip(){return this._skip}set skip(e){this._skip=e||1}get fp64(){return this._fp64}set fp64(e){this._fp64=!!e}get colorDepth(){return this._colorDepth}set colorDepth(e){this._colorDepth=e||"auto"}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0}));if(!e.src&&!e.las)return this.error("load() param expected: src or las"),t;const i={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.las,e,i,t).then((()=>{s.processes--}),(e=>{s.processes--,this.error(e),t.fire("error",e)}))}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getLAS(t.src,(e=>{this._parseModel(e,t,i,s).then((()=>{r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){function r(e){const i=e.value;if(t.rotateX&&i)for(let e=0,t=i.length;e<t;e+=3){const t=i[e+1];i[e+1]=i[e+2],i[e+2]=t}return i}function o(e,t){const i=e.value,s=e.size,r=t.value,o=4*r.length,n=new Uint8Array(o);for(let e=0,t=0,o=0,a=r.length;e<a;e++,o+=s,t+=4)n[t+0]=i[o+0],n[t+1]=i[o+1],n[t+2]=i[o+2],n[t+3]=Math.round(r[e]/65536*255);return n}function n(e){const t=e.value,i=4*t.length,s=new Uint8Array(i);for(let e=0,i=0,r=t.length;e<r;e++,i+=4)s[i+0]=0,s[i+1]=0,s[i+2]=0,s[i+3]=Math.round(t[e]/65536*255);return s}return new Promise(((a,l)=>{if(s.destroyed)return void l();const A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{const A=tC(e);ry(e,qP,i).then((e=>{const h=e.attributes,u=e.loaderData,d=void 0!==u.pointsFormatId?u.pointsFormatId:-1;if(!h.POSITION)return s.finalize(),void l("No positions found in file");let p,f;switch(d){case 0:p=r(h.POSITION),f=n(h.intensity);break;case 1:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=n(h.intensity);break;case 2:case 3:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=o(h.COLOR_0,h.intensity)}const g=rC(p,15e5),m=rC(f,2e6),_=[];for(let e=0,t=g.length;e<t;e++){const t=`pointsMesh${e}`;_.push(t),s.createMesh({id:t,primitive:"points",positions:g[e],colorsCompressed:e<m.length?m[e]:null})}const v=t.entityId||c.createUUID();if(s.createEntity({id:v,meshIds:_,isObject:!0}),s.finalize(),t.metaModelJSON){const e=s.id;this.viewer.metaScene.createMetaModel(e,t.metaModelJSON,i)}else if(!1!==t.loadMetadata){const e=c.createUUID(),t={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:e,name:"Model",type:"Model"},{id:v,name:"PointCloud (LAS)",type:"PointCloud",parent:e,attributes:A||{}}],propertySets:[]},r=s.id;this.viewer.metaScene.createMetaModel(r,t,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))})),a()}))}catch(e){s.finalize(),l(e)}}))}},exports.LambertMaterial=gs,exports.LightMap=class extends qh{get type(){return"LightMap"}constructor(e,t={}){super(e,t),this.scene._lightMapCreated(this)}destroy(){super.destroy(),this.scene._lightMapDestroyed(this)}},exports.LineSet=fh,exports.LinearEncoding=3e3,exports.LinearFilter=1006,exports.LinearMipMapLinearFilter=1008,exports.LinearMipMapNearestFilter=1007,exports.LinearMipmapLinearFilter=1008,exports.LinearMipmapNearestFilter=1007,exports.Loader=RA,exports.LoadingManager=SA,exports.LocaleService=Sh,exports.LuminanceAlphaFormat=1025,exports.LuminanceFormat=1024,exports.Map=e,exports.Marker=Ae,exports.MarqueePicker=N,exports.MarqueePickerMouseControl=class extends D{constructor(e){super(e.marqueePicker,e);const t=e.marqueePicker,i=t.viewer.scene.canvas.canvas;let s,r,o,n,a,l,A,h=!1,c=!1,u=!1;i.addEventListener("mousedown",(e=>{this.getActive()&&0===e.button&&(A=setTimeout((function(){const o=t.viewer.scene.input;o.keyDown[o.KEY_CTRL]||t.clear(),s=e.pageX,r=e.pageY,a=e.offsetX,t.setMarqueeCorner1([s,r]),h=!0,t.viewer.cameraControl.pointerEnabled=!1,t.setMarqueeVisible(!0),i.style.cursor="crosshair"}),400),c=!0)})),i.addEventListener("mouseup",(e=>{if(!this.getActive())return;if(!h&&!u)return;if(0!==e.button)return;clearTimeout(A),o=e.pageX,n=e.pageY;const i=Math.abs(o-s),a=Math.abs(n-r);h=!1,t.viewer.cameraControl.pointerEnabled=!0,u&&(u=!1),(i>3||a>3)&&t.pick()})),document.addEventListener("mouseup",(e=>{this.getActive()&&0===e.button&&(clearTimeout(A),h&&(t.setMarqueeVisible(!1),h=!1,c=!1,u=!0,t.viewer.cameraControl.pointerEnabled=!0))}),!0),i.addEventListener("mousemove",(e=>{this.getActive()&&0===e.button&&c&&(clearTimeout(A),h&&(o=e.pageX,n=e.pageY,l=e.offsetX,t.setMarqueeVisible(!0),t.setMarqueeCorner2([o,n]),t.setPickMode(a<l?N.PICK_MODE_INSIDE:N.PICK_MODE_INTERSECTS)))}))}setActive(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}getActive(){return this._active}destroy(){}},exports.Mesh=$i,exports.MeshSurfaceArea=er,exports.MeshVolume=Ws,exports.MetallicMaterial=vs,exports.MirroredRepeatWrapping=1002,exports.ModelMemento=class{constructor(e){if(this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,e){const t=e.metaScene.scene;this.saveObjects(t,e)}}saveObjects(e,t,i){this.numObjects=0,this._mask=i?_.apply(i,{}):null;const s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];if(t){if(s&&(this.objectsVisible[e]=t.visible),r&&(this.objectsEdges[e]=t.edges),o&&(this.objectsXrayed[e]=t.xrayed),n&&(this.objectsHighlighted[e]=t.highlighted),a&&(this.objectsSelected[e]=t.selected),l&&(this.objectsClippable[e]=t.clippable),A&&(this.objectsPickable[e]=t.pickable),h){const i=t.colorize;this.objectsColorize[3*e+0]=i[0],this.objectsColorize[3*e+1]=i[1],this.objectsColorize[3*e+2]=i[2]}c&&(this.objectsOpacity[e]=t.opacity),this.numObjects++}}}restoreObjects(e,t){const i=this._mask,s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];t&&(s&&(t.visible=this.objectsVisible[e]),r&&(t.edges=this.objectsEdges[e]),o&&(t.xrayed=this.objectsXrayed[e]),n&&(t.highlighted=this.objectsHighlighted[e]),a&&(t.selected=this.objectsSelected[e]),l&&(t.clippable=this.objectsClippable[e]),A&&(t.pickable=this.objectsPickable[e]),h&&(ec[0]=this.objectsColorize[3*e+0],ec[1]=this.objectsColorize[3*e+1],ec[2]=this.objectsColorize[3*e+2],t.colorize=ec),c&&(t.opacity=this.objectsOpacity[e]))}}},exports.NavCubePlugin=class extends V{constructor(e,t={}){super("NavCube",e,t),e.navCube=this;try{this._navCubeScene=new li(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0}),this._navCubeCanvas=this._navCubeScene.canvas.canvas,this._navCubeScene.input.keyboardEnabled=!1}catch(e){return void this.error(e)}const i=this._navCubeScene;i.clearLights(),new It(i,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new It(i,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new It(i,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._navCubeCamera=i.camera,this._navCubeCamera.ortho.scale=7,this._navCubeCamera.ortho.near=.1,this._navCubeCamera.ortho.far=2e3,i.edgeMaterial.edgeColor=[.2,.2,.2],i.edgeMaterial.edgeAlpha=.6,this._zUp=Boolean(e.camera.zUp);var s=this;this.setIsProjectNorth(t.isProjectNorth),this.setProjectNorthOffsetAngle(t.projectNorthOffsetAngle);const r=function(){const e=c.mat4();return function(t,i,r){return c.identityMat4(e),c.rotationMat4v(t*s._projectNorthOffsetAngle*c.DEGTORAD,[0,1,0],e),c.transformVec3(e,i,r)}}();this._synchCamera=function(){var t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),o=c.vec3(),n=c.vec3();return function(){var a=e.camera.eye,l=e.camera.look,A=e.camera.up;i=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(a,l,i)),5),s._isProjectNorth&&s._projectNorthOffsetAngle&&(i=r(-1,i,tw),A=r(-1,A,iw)),s._zUp?(c.transformVec3(t,i,o),c.transformVec3(t,A,n),s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=c.transformVec3(t,i,o),s._navCubeCamera.up=c.transformPoint3(t,A,n)):(s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=i,s._navCubeCamera.up=A)}}(),this._cubeTextureCanvas=new ew(e,i,t),this._cubeSampler=new Ds(i,{image:this._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),this._cubeMesh=new $i(i,{geometry:new jt(i,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new Xt(i,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:this._cubeSampler,emissiveMap:this._cubeSampler}),visible:!0,edges:!0}),this._shadow=!1===t.shadowVisible?null:new $i(i,{geometry:new jt(i,ts({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new Xt(i,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!0,pickable:!1,backfaces:!1}),this._onCameraMatrix=e.camera.on("matrix",this._synchCamera),this._onCameraWorldAxis=e.camera.on("worldAxis",(()=>{e.camera.zUp?(this._zUp=!0,this._cubeTextureCanvas.setZUp(),this._repaint(),this._synchCamera()):e.camera.yUp&&(this._zUp=!1,this._cubeTextureCanvas.setYUp(),this._repaint(),this._synchCamera())})),this._onCameraFOV=e.camera.perspective.on("fov",(e=>{this._synchProjection&&(this._navCubeCamera.perspective.fov=e)})),this._onCameraProjection=e.camera.on("projection",(e=>{this._synchProjection&&(this._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var o=-1;function n(e){var t=[0,0];if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var a,l,A=null,h=null,u=!1,d=!1,p=.5;s._navCubeCanvas.addEventListener("mouseenter",s._onMouseEnter=function(e){d=!0}),s._navCubeCanvas.addEventListener("mouseleave",s._onMouseLeave=function(e){d=!1}),s._navCubeCanvas.addEventListener("mousedown",s._onMouseDown=function(e){if(1===e.which){A=e.x,h=e.y,a=e.clientX,l=e.clientY;var t=n(e),s=i.pick({canvasPos:t});u=!!s}}),document.addEventListener("mouseup",s._onMouseUp=function(e){if(1===e.which&&(u=!1,null!==A)){var t=n(e),a=i.pick({canvasPos:t,pickSurface:!0});if(a&&a.uv){var l=s._cubeTextureCanvas.getArea(a.uv);if(l>=0&&(document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0)){if(s._cubeTextureCanvas.setAreaHighlighted(l,!0),o=l,s._repaint(),e.x<A-3||e.x>A+3||e.y<h-3||e.y>h+3)return;var c=s._cubeTextureCanvas.getAreaDir(l);if(c){var d=s._cubeTextureCanvas.getAreaUp(l);s._isProjectNorth&&s._projectNorthOffsetAngle&&(c=r(1,c,tw),d=r(1,d,iw)),f(c,d,(function(){o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0&&(s._cubeTextureCanvas.setAreaHighlighted(l,!1),o=-1,s._repaint())}))}}}}}),document.addEventListener("mousemove",s._onMouseMove=function(t){if(o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),1!==t.buttons||u){if(u){var r=t.clientX,A=t.clientY;return document.body.style.cursor="move",void function(t,i){var s=(t-a)*-p,r=(i-l)*-p;e.camera.orbitYaw(s),e.camera.orbitPitch(-r),a=t,l=i}(r,A)}if(d){var h=n(t),c=i.pick({canvasPos:h,pickSurface:!0});if(c){if(c.uv){document.body.style.cursor="pointer";var f=s._cubeTextureCanvas.getArea(c.uv);if(f===o)return;o>=0&&s._cubeTextureCanvas.setAreaHighlighted(o,!1),f>=0&&(s._cubeTextureCanvas.setAreaHighlighted(f,!0),s._repaint(),o=f)}}else document.body.style.cursor="default",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1)}}});var f=function(){var t=c.vec3();return function(i,r,o){var n=s._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,a=c.getAABB3Diag(n);c.getAABB3Center(n,t);var l=Math.abs(a/Math.tan(s._cameraFitFOV*c.DEGTORAD));e.cameraControl.pivotPos=t,s._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV,duration:s._cameraFlyDuration},o):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV},o)}}();this._onUpdated=e.localeService.on("updated",(()=>{this._cubeTextureCanvas.clear(),this._repaint()})),this.setVisible(t.visible),this.setCameraFitFOV(t.cameraFitFOV),this.setCameraFly(t.cameraFly),this.setCameraFlyDuration(t.cameraFlyDuration),this.setFitVisible(t.fitVisible),this.setSynchProjection(t.synchProjection)}send(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}_repaint(){const e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}setVisible(e=!0){this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}getVisible(){return!!this._navCubeCanvas&&this._cubeMesh.visible}setFitVisible(e=!1){this._fitVisible=e}getFitVisible(){return this._fitVisible}setCameraFly(e=!0){this._cameraFly=e}getCameraFly(){return this._cameraFly}setCameraFitFOV(e=45){this._cameraFitFOV=e}getCameraFitFOV(){return this._cameraFitFOV}setCameraFlyDuration(e=.5){this._cameraFlyDuration=e}getCameraFlyDuration(){return this._cameraFlyDuration}setSynchProjection(e=!1){this._synchProjection=e}getSynchProjection(){return this._synchProjection}setIsProjectNorth(e=!1){this._isProjectNorth=e}getIsProjectNorth(){return this._isProjectNorth}setProjectNorthOffsetAngle(e){this._projectNorthOffsetAngle=e}getProjectNorthOffsetAngle(){return this._projectNorthOffsetAngle}destroy(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,super.destroy()}},exports.NearestFilter=1003,exports.NearestMipMapLinearFilter=1005,exports.NearestMipMapNearestFilter=1004,exports.NearestMipmapLinearFilter=1005,exports.NearestMipmapNearestFilter=1004,exports.Node=fs,exports.OBJLoaderPlugin=class extends V{constructor(e,t){super("OBJLoader",e,t),this._sceneGraphLoader=new rw}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new fs(this.viewer.scene,_.apply(e,{isModel:!0}));const i=t.id,s=e.src;if(!s)return this.error("load() param expected: src"),t;if(e.metaModelSrc){const r=e.metaModelSrc;_.loadJSON(r,(r=>{this.viewer.metaScene.createMetaModel(i,r),this._sceneGraphLoader.load(t,s,e)}),(e=>{this.error(`load(): Failed to load model modelMetadata for model '${i} from  '${r}' - ${e}`)}))}else this._sceneGraphLoader.load(t,s,e);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.ObjectsKdTree3=class{constructor(e){if(!e)throw"Parameter expected: cfg";if(!e.viewer)throw"Parameter expected: cfg.viewer";this.viewer=e.viewer,this._maxTreeDepth=e.maxTreeDepth||15,this._root=null,this._needsRebuild=!0,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._needsRebuild=!0})),this._onModelUnloaded=this.viewer.scene.on("modelUnloaded",(e=>{this._needsRebuild=!0}))}get root(){return this._needsRebuild&&this._rebuild(),this._root}_rebuild(){const e=this.viewer.scene;this._root={aabb:e.getAABB()};for(let t in e.objects){const i=e.objects[t];this._insertEntity(this._root,i,1)}this._needsRebuild=!1}_insertEntity(e,t,i){const s=t.aabb;if(i>=this._maxTreeDepth)return e.entities=e.entities||[],void e.entities.push(t);if(e.left&&c.containsAABB3(e.left.aabb,s))return void this._insertEntity(e.left,t,i+1);if(e.right&&c.containsAABB3(e.right.aabb,s))return void this._insertEntity(e.right,t,i+1);const r=e.aabb;u[0]=r[3]-r[0],u[1]=r[4]-r[1],u[2]=r[5]-r[2];let o=0;if(u[1]>u[o]&&(o=1),u[2]>u[o]&&(o=2),!e.left){const n=r.slice();if(n[o+3]=(r[o]+r[o+3])/2,e.left={aabb:n},c.containsAABB3(n,s))return void this._insertEntity(e.left,t,i+1)}if(!e.right){const n=r.slice();if(n[o]=(r[o]+r[o+3])/2,e.right={aabb:n},c.containsAABB3(n,s))return void this._insertEntity(e.right,t,i+1)}e.entities=e.entities||[],e.entities.push(t)}destroy(){const e=this.viewer.scene;e.off(this._onModelLoaded),e.off(this._onModelUnloaded),this._root=null,this._needsRebuild=!0}},exports.ObjectsMemento=ic,exports.PNGMediaType=10002,exports.Path=class extends Lh{constructor(e,t={}){super(e,t),this._cachedLengths=[],this._dirty=!0,this._curves=[],this._t=0,this._dirtySubs=[],this._destroyedSubs=[],this.curves=t.curves||[],this.t=t.t}addCurve(e){this._curves.push(e),this._dirty=!0}set curves(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function o(){r._dirty=!0}function n(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],_.isNumeric(t)||_.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",o)),this._destroyedSubs.push(t.once("destroyed",n))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}get curves(){return this._curves}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}get length(){var e=this._getCurveLengths();return e[e.length-1]}getPoint(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var o=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(o)}r++}return null}_getCurveLengths(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}_getJSON(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}destroy(){var e,t,i;for(super.destroy(),e=0,t=this._curves.length;e<t;e++)(i=this._curves[e]).off(this._dirtySubs[e]),i.off(this._destroyedSubs[e])}},exports.PerformanceModel=class extends dh{constructor(e,t={}){super(e,t)}},exports.PhongMaterial=Xt,exports.PickResult=Te,exports.Plugin=V,exports.PointLight=class extends Ft{get type(){return"PointLight"}constructor(e,t={}){super(e,t);const i=this;this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const s=this.scene.camera,r=this.scene.canvas;this._onCameraViewMatrix=s.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=s.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=r.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new at({type:"point",pos:c.vec3([1,1,1]),color:c.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(i._shadowViewMatrixDirty){i._shadowViewMatrix||(i._shadowViewMatrix=c.identityMat4());const e=i._state.pos,t=s.look,r=s.up;c.lookAtMat4v(e,t,r,i._shadowViewMatrix),i._shadowViewMatrixDirty=!1}return i._shadowViewMatrix},getShadowProjMatrix:()=>{if(i._shadowProjMatrixDirty){i._shadowProjMatrix||(i._shadowProjMatrix=c.identityMat4());const e=i.scene.canvas.canvas;c.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,i._shadowProjMatrix),i._shadowProjMatrixDirty=!1}return i._shadowProjMatrix},getShadowRenderBuf:()=>(i._shadowRenderBuf||(i._shadowRenderBuf=new tt(i.scene.canvas.canvas,i.scene.canvas.gl,{size:[1024,1024]})),i._shadowRenderBuf)}),this.pos=t.pos,this.color=t.color,this.intensity=t.intensity,this.constantAttenuation=t.constantAttenuation,this.linearAttenuation=t.linearAttenuation,this.quadraticAttenuation=t.quadraticAttenuation,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set pos(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get pos(){return this._state.pos}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set constantAttenuation(e){this._state.attenuation[0]=e||0,this.glRedraw()}get constantAttenuation(){return this._state.attenuation[0]}set linearAttenuation(e){this._state.attenuation[1]=e||0,this.glRedraw()}get linearAttenuation(){return this._state.attenuation[1]}set quadraticAttenuation(e){this._state.attenuation[2]=e||0,this.glRedraw()}get quadraticAttenuation(){return this._state.attenuation[2]}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}},exports.PointerCircle=Q,exports.PointerLens=class{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=t.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id=`${this._lensContainerId}-canvas`,this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=t.lensPosToggle||!0,this._lensPosToggleAmount=t.lensPosToggleAmount||85,this._lensPosMarginLeft=t.lensPosMarginLeft||85,this._lensPosMarginTop=t.lensPosMarginTop||25,this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,this._zoomLevel=t.zoomLevel||2,this._active=!1!==t.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(()=>{this._active&&this._visible&&this.update()}))}update(){if(!this._active||!this._visible)return;if(!this._canvasPos)return;const e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,i&&(this._lensPosToggle?this._lensContainer.style.marginTop=t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount+"px":this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);const s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);const r=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){const e=this._snappedCanvasPos[0]-this._canvasPos[0],t=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft=r[0]+e*this._zoomLevel-10+"px",this._lensCursorDiv.style.marginTop=r[1]+t*this._zoomLevel-10+"px"}else this._lensCursorDiv.style.marginLeft=r[0]-10+"px",this._lensCursorDiv.style.marginTop=r[1]-10+"px"}set zoomFactor(e){this._zoomFactor=e,this.update()}get zoomFactor(){return this._zoomFactor}set canvasPos(e){this._canvasPos=e,this.update()}get canvasPos(){return this._canvasPos}set snappedCanvasPos(e){this._snappedCanvasPos=e,this.update()}get snappedCanvasPos(){return this._snappedCanvasPos}set snapped(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}get snapped(){return this._snapped}set active(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get active(){return this._active}set visible(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get visible(){return this._visible}destroy(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}},exports.QuadraticBezierCurve=class extends Lh{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.t=t.t}set v0(e){this._v0=e||c.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||c.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||c.vec3([0,0,0])}get v2(){return this._v2}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=c.vec3();return t[0]=c.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=c.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=c.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}},exports.Queue=d,exports.RGBAFormat=1023,exports.RGBAIntegerFormat=1033,exports.RGBA_ASTC_10x10_Format=37819,exports.RGBA_ASTC_10x5_Format=37816,exports.RGBA_ASTC_10x6_Format=37817,exports.RGBA_ASTC_10x8_Format=37818,exports.RGBA_ASTC_12x10_Format=37820,exports.RGBA_ASTC_12x12_Format=37821,exports.RGBA_ASTC_4x4_Format=37808,exports.RGBA_ASTC_5x4_Format=37809,exports.RGBA_ASTC_5x5_Format=37810,exports.RGBA_ASTC_6x5_Format=37811,exports.RGBA_ASTC_6x6_Format=37812,exports.RGBA_ASTC_8x5_Format=37813,exports.RGBA_ASTC_8x6_Format=37814,exports.RGBA_ASTC_8x8_Format=37815,exports.RGBA_BPTC_Format=36492,exports.RGBA_ETC2_EAC_Format=37496,exports.RGBA_PVRTC_2BPPV1_Format=35843,exports.RGBA_PVRTC_4BPPV1_Format=35842,exports.RGBA_S3TC_DXT1_Format=33777,exports.RGBA_S3TC_DXT3_Format=33778,exports.RGBA_S3TC_DXT5_Format=33779,exports.RGBFormat=1022,exports.RGB_ETC1_Format=36196,exports.RGB_ETC2_Format=37492,exports.RGB_PVRTC_2BPPV1_Format=35841,exports.RGB_PVRTC_4BPPV1_Format=35840,exports.RGB_S3TC_DXT1_Format=33776,exports.RGFormat=1030,exports.RGIntegerFormat=1031,exports.ReadableGeometry=jt,exports.RedFormat=1028,exports.RedIntegerFormat=1029,exports.ReflectionMap=class extends qh{get type(){return"ReflectionMap"}constructor(e,t={}){super(e,t),this.scene._lightsState.addReflectionMap(this._state),this.scene._reflectionMapCreated(this)}destroy(){super.destroy(),this.scene._reflectionMapDestroyed(this)}},exports.RepeatWrapping=1e3,exports.STLDefaultDataSource=Fw,exports.STLLoaderPlugin=class extends V{constructor(e,t={}){super("STLLoader",e,t),this._sceneGraphLoader=new Dw,this.dataSource=t.dataSource}set dataSource(e){this._dataSource=e||new Fw}get dataSource(){return this._dataSource}load(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new fs(this.viewer.scene,_.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}},exports.SceneModel=dh,exports.SceneModelMesh=or,exports.SceneModelTransform=rh,exports.SectionPlane=os,exports.SectionPlanesPlugin=class extends V{constructor(e,t={}){if(super("SectionPlanes",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new fw(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;gw.set(this.viewer.scene.aabb),c.getAABB3Center(gw,mw),gw[0]+=t[0]-mw[0],gw[1]+=t[1]-mw[1],gw[2]+=t[2]-mw[2],gw[3]+=t[0]-mw[0],gw[4]+=t[1]-mw[1],gw[5]+=t[2]-mw[2],this.viewer.cameraFlight.flyTo({aabb:gw,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new os(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new dw(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(var t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}},exports.ShortType=1011,exports.Skybox=sc,exports.SkyboxesPlugin=class extends V{constructor(e){super("skyboxes",e),this.skyboxes={}}send(e,t){if("clear"===e)this.clear()}createSkybox(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new sc(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}destroySkybox(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}clear(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}destroy(){this.clear(),super.clear()}},exports.SpecularMaterial=xs,exports.SplineCurve=Uh,exports.SpriteMarker=class extends Ae{constructor(e,t={}){super(e,{entity:t.entity,occludable:t.occludable,worldPos:t.worldPos}),this._occluded=!1,this._visible=!0,this._src=null,this._image=null,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._dir=c.vec3(),this._size=1,this._imageSize=c.vec2(),this._texture=new Ds(this,{src:t.src}),this._geometry=new jt(this,{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),this._mesh=new $i(this,{geometry:this._geometry,material:new Xt(this,{ambient:[.9,.3,.9],shininess:30,diffuseMap:this._texture,backfaces:!0}),scale:[1,1,1],position:t.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),this.visible=!0,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,this.size=t.size,t.image?this.image=t.image:this.src=t.src}_setVisible(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,super._setVisible(e)}set visible(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}get visible(){return this._visible}set image(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set collidable(e){this._mesh.collidable=!1!==e}get collidable(){return this._mesh.collidable}set clippable(e){this._mesh.clippable=!1!==e}get clippable(){return this._mesh.clippable}set pickable(e){this._mesh.pickable=!1!==e}get pickable(){return this._mesh.pickable}set opacity(e){this._mesh.opacity=e}get opacity(){return this._mesh.opacity}_updatePlaneSizeFromImage(){const e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}},exports.StoreyViewsPlugin=class extends V{constructor(e,t={}){super("StoreyViews",e),this._objectsMemento=new ic,this._cameraMemento=new $h,this.storeys={},this.modelStoreys={},this._fitStoreyMaps=!!t.fitStoreyMaps,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._registerModelStoreys(e),this.fire("storeys",this.storeys)}))}_registerModelStoreys(e){const t=this.viewer,i=t.scene,s=t.metaScene,r=s.metaModels[e],o=i.models[e];if(!r||!r.rootMetaObjects)return;const n=r.rootMetaObjects;for(let t=0,r=n.length;t<r;t++){const r=n[t].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(let t=0,n=r.length;t<n;t++){const n=r[t],a=s.metaObjects[n].getObjectIDsInSubtree(),l=i.getAABB(a),A=Math.random()>.5?a.length:0,h=new _w(this,o.aabb,l,e,n,A);h._onModelDestroyed=o.once("destroyed",(()=>{this._deregisterModelStoreys(e),this.fire("storeys",this.storeys)})),this.storeys[n]=h,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][n]=h}}}_deregisterModelStoreys(e){const t=this.modelStoreys[e];if(t){const i=this.viewer.scene;for(let e in t)if(t.hasOwnProperty(e)){const s=t[e],r=i.models[s.modelId];r&&r.off(s._onModelDestroyed),delete this.storeys[e]}delete this.modelStoreys[e]}}get fitStoreyMaps(){return this._fitStoreyMaps}gotoStoreyCamera(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());const s=this.viewer,r=s.scene.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return void(t.done&&t.done());if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return void(t.done&&t.done());const n=c.getAABB3Center(o),a=c.getAABB3Diag(o),l=Math.abs(a/Math.tan(45*c.DEGTORAD)),A=1.3*a,h=bw;h[0]=n[0]+r.worldUp[0]*l,h[1]=n[1]+r.worldUp[1]*l,h[2]=n[2]+r.worldUp[2]*l;const u=r.worldForward;t.done?s.cameraFlight.flyTo(_.apply(t,{eye:h,look:n,up:u,orthoScale:A}),(()=>{t.done()})):(s.cameraFlight.jumpTo(_.apply(t,{eye:h,look:n,up:u,orthoScale:A})),s.camera.ortho.scale=A)}showStoreyObjects(e,t={}){if(!this.storeys[e])return void this.error("IfcBuildingStorey not found with this ID: "+e);const i=this.viewer,s=i.scene;i.metaScene.metaObjects[e]&&(t.hideOthers&&s.setObjectsVisible(i.scene.visibleObjectIds,!1),this.withStoreyObjects(e,((e,t)=>{e&&(e.visible=!0)})))}withStoreyObjects(e,t){const i=this.viewer,s=i.scene,r=i.metaScene,o=r.metaObjects[e];if(!o)return;const n=o.getObjectIDsInSubtree();for(var a=0,l=n.length;a<l;a++){const e=n[a],i=r.metaObjects[e],o=s.objects[e];o&&t(o,i)}}createStoreyMap(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==";const s=this.viewer,r=s.scene,o=t.format||"png",n=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,a=Math.abs((n[5]-n[2])/(n[3]-n[0])),l=t.padding||0;let A,h;t.width&&t.height?(A=t.width,h=t.height):t.height?(h=t.height,A=Math.round(h/a)):t.width?(A=t.width,h=Math.round(A*a)):(A=300,h=Math.round(A*a)),this._objectsMemento.saveObjects(r),this._cameraMemento.saveCamera(r),this.showStoreyObjects(e,_.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);const c=s.getSnapshot({width:A,height:h,format:o});return this._objectsMemento.restoreObjects(r),this._cameraMemento.restoreCamera(r),new vw(e,c,o,A,h,l)}_arrangeStoreyMapCamera(e){const t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=c.getAABB3Center(s),o=bw;o[0]=r[0]+.5*i.worldUp[0],o[1]=r[1]+.5*i.worldUp[1],o[2]=r[2]+.5*i.worldUp[2];const n=i.worldForward;t.cameraFlight.jumpTo({eye:o,look:r,up:n});const a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,A=(s[5]-s[2])/2,h=-a,u=+a,d=-l,p=+l,f=-A,g=+A;t.camera.customProjection.matrix=c.orthoMat4c(h,u,f,g,d,p,yw),t.camera.projection="customProjection"}pickStoreyMap(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],u=a[3]-l,d=a[4]-A,p=a[5]-h,f=c.vec3([l+u*o,A+.5*d,h+p*n]),g=c.vec3([0,-1,0]),m=c.addVec3(f,g,bw),_=this.viewer.camera.worldForward,v=c.lookAtMat4v(f,m,_,yw);return this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:v})}storeyMapToWorldPos(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],u=a[3]-l,d=a[4]-A,p=a[5]-h;return c.vec3([l+u*o,A+.5*d,h+p*n])}getStoreyContainingWorldPos(e){for(var t in this.storeys){const i=this.storeys[t];if(c.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}getStoreyInVerticalRange(e){for(let t in this.storeys){const i=this.storeys[t],s=[0,0,0,0,0,0],r=[0,0,0];if(s[1]=i.storeyAABB[1],s[4]=i.storeyAABB[4],r[1]=e[1],c.point3AABB3AbsoluteIntersect(s,r))return t}return null}isPositionAboveOrBelowBuilding(e){const t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}worldPosToStoreyMap(e,t,i){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;const o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,n=o[0],a=o[1],l=o[2],A=o[3]-n,h=o[4]-a,c=o[5]-l,u=this.viewer.camera.worldUp,d=u[0]>u[1]&&u[0]>u[2],p=!d&&u[1]>u[0]&&u[1]>u[2];!d&&!p&&u[2]>u[0]&&(u[2],u[1]);const f=e.width/A,g=p?e.height/c:e.height/h;return i[0]=Math.floor(e.width-(t[0]-n)*f),i[1]=Math.floor(e.height-(t[2]-l)*g),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}worldDirToStoreyMap(e,t,i){const s=this.viewer.camera,r=s.eye,o=s.look,n=c.subVec3(o,r,bw),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],A=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!A&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=n[1],i[1]=n[2]):A?(i[0]=n[0],i[1]=n[2]):(i[0]=n[0],i[1]=n[1]),c.normalizeVec2(i)}destroy(){this.viewer.scene.off(this._onModelLoaded),super.destroy()}},exports.Texture=Ds,exports.TextureTranscoder=class{transcode(e,t,i={}){}destroy(){}},exports.TreeViewPlugin=class extends V{constructor(e,t={}){super("TreeViewPlugin",e),this.errors=[],this.valid=!0;const i=t.containerElement||document.getElementById(t.containerElementId);if(i instanceof HTMLElement){for(let e=0;;e++)if(!Nw[e]){Nw[e]=this,this._index=e,this._id=`tree-${e}`;break}if(this._containerElement=i,this._metaModels={},this._autoAddModels=!1!==t.autoAddModels,this._autoExpandDepth=t.autoExpandDepth||0,this._sortNodes=!1!==t.sortNodes,this._viewer=e,this._rootElement=null,this._muteSceneEvents=!1,this._muteTreeEvents=!1,this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._rootNames={},this._sortNodes=t.sortNodes,this._pruneEmptyNodes=t.pruneEmptyNodes,this._showListItemElementId=null,this._renderService=t.renderService||new Ow,!this._renderService)throw new Error("TreeViewPlugin: no render service set");if(this._containerElement.oncontextmenu=e=>{e.preventDefault()},this._onObjectVisibility=this._viewer.scene.on("objectVisibility",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;const s=e.visible;if(!(s!==i.checked))return;this._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,this._renderService.setCheckbox(i.nodeId,s);let r=i.parent;for(;r;)r.checked=s,s?r.numVisibleEntities++:r.numVisibleEntities--,this._renderService.setCheckbox(r.nodeId,r.numVisibleEntities>0),r=r.parent;this._muteTreeEvents=!1})),this._onObjectXrayed=this._viewer.scene.on("objectXRayed",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;this._muteTreeEvents=!0;const s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,this._renderService.setXRayed(i.nodeId,s),this._muteTreeEvents=!1)})),this._switchExpandHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._expandSwitchElement(t)},this._switchCollapseHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._collapseSwitchElement(t)},this._checkboxChangeHandler=e=>{if(this._muteTreeEvents)return;this._muteSceneEvents=!0;const t=e.target,i=this._renderService.isChecked(t),s=this._renderService.getIdFromCheckbox(t),r=this._nodeNodes[s],o=this._viewer.scene.objects;let n=0;this._withNodeTree(r,(e=>{const t=e.objectId,s=o[t],r=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,r&&i!==e.checked&&n++,e.checked=i,this._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));let a=r.parent;for(;a;)a.checked=i,i?a.numVisibleEntities+=n:a.numVisibleEntities-=n,this._renderService.setCheckbox(a.nodeId,a.numVisibleEntities>0),a=a.parent;this._muteSceneEvents=!1},this._hierarchy=t.hierarchy||"containment",this._autoExpandDepth=t.autoExpandDepth||0,this._autoAddModels){const e=Object.keys(this.viewer.metaScene.metaModels);for(let t=0,i=e.length;t<i;t++){const i=e[t];this.viewer.metaScene.metaModels[i].finalized&&this.addModel(i)}this.viewer.scene.on("modelLoaded",(e=>{this.viewer.metaScene.metaModels[e]&&this.addModel(e)}))}this.hierarchy=t.hierarchy}else this.error("Mandatory config expected: valid containerElementId or containerElement")}set hierarchy(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}get hierarchy(){return this._hierarchy}addModel(e,t={}){if(!this._containerElement)return;const i=this.viewer.scene.models[e];if(!i)throw"Model not found: "+e;const s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,t&&t.rootName&&(this._rootNames[e]=t.rootName),i.on("destroyed",(()=>{this.removeModel(i.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}removeModel(e){if(!this._containerElement)return;this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes())}showNode(e){this.unShowNode();const t=this._objectNodes[e];if(!t)return;const i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;const r=[];r.unshift(t);let o=t.parent;for(;o;)r.unshift(o),o=o.parent;for(let e=0,t=r.length;e<t;e++){const t=this._renderService.getSwitchElement(r[e].nodeId);t&&this._expandSwitchElement(t)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}unShowNode(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}expandToDepth(e){this.collapse();const t=(i,s)=>{if(s===e)return;const r=this._renderService.getSwitchElement(i.nodeId);if(r){this._expandSwitchElement(r);const e=i.children;for(var o=0,n=e.length;o<n;o++){const i=e[o];t(i,s+1)}}};for(let e=0,i=this._rootNodes.length;e<i;e++){const i=this._rootNodes[e];t(i,0)}}collapse(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e].objectId;this._collapseNode(t)}}withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this.withNodeTree(i[e],t)}destroy(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete Nw[this._index],super.destroy())}_createNodes(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}_validate(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}_validateMetaModelForStoreysHierarchy(e=0,t,i){return!0}_createEnabledNodes(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}_createDisabledNodes(){const e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);const t=this._viewer.metaScene.rootMetaObjects;for(let i in t){const s=t[i],r=s.type,o=s.name,n=o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,a=this._renderService.createDisabledNodeElement(n);e.appendChild(a)}}_findEmptyNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._findEmptyNodes2(e[t])}_findEmptyNodes2(e,t=0){const i=this.viewer.scene,s=e.children,r=e.id,o=i.objects[r];if(e._countEntities=0,o&&e._countEntities++,s)for(let t=0,i=s.length;t<i;t++){const i=s[t];i._countEntities=this._findEmptyNodes2(i),e._countEntities+=i._countEntities}return e._countEntities}_createStoreysNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createStoreysNodes2(e[t],null,null,null)}_createStoreysNodes2(e,t,i,s){if(this._pruneEmptyNodes&&0===e._countEntities)return;const r=e.type,o=e.name,n=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:`${this._id}-${a}`,objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else if(i){if(this._viewer.scene.objects[a]){let e=(s=s||{})[r];e||(e={nodeId:`${this._id}-${i.objectId}-${r}`,objectId:`${i.objectId}-${r}`,title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,s[r]=e);const t={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t}}if(n)for(let e=0,r=n.length;e<r;e++){const r=n[e];this._createStoreysNodes2(r,t,i,s)}}_createTypesNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createTypesNodes2(e[t],null,null)}_createTypesNodes2(e,t,i){if(this._pruneEmptyNodes&&0===e._countEntities)return;const s=e.type,r=e.name,o=e.children,n=e.id;if(e.parent){if(t){if(this._viewer.scene.objects[n]){let e=i[s];e||(e={nodeId:`${this._id}-${t.objectId}-${s}`,objectId:`${t.objectId}-${s}`,title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,i[s]=e);const o={nodeId:`${this._id}-${n}`,objectId:n,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o}}}else t={nodeId:`${this._id}-${n}`,objectId:n,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(o)for(let e=0,s=o.length;e<s;e++){const s=o[e];this._createTypesNodes2(s,t,i)}}_createContainmentNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createContainmentNodes2(e[t],null)}_createContainmentNodes2(e,t){if(this._pruneEmptyNodes&&0===e._countEntities)return;const i=e.type,s=e.name||i,r=e.children,o=e.id,n={nodeId:`${this._id}-${o}`,objectId:o,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(n):this._rootNodes.push(n),this._objectNodes[n.objectId]=n,this._nodeNodes[n.nodeId]=n,r)for(let e=0,t=r.length;e<t;e++){const t=r[e];this._createContainmentNodes2(t,n)}}_doSortNodes(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e];this._sortChildren(t)}}_sortChildren(e){const t=e.children;if(t&&0!==t.length){"storeys"===this._hierarchy&&"IfcBuilding"===e.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(let e=0,i=t.length;e<i;e++){const i=t[e];this._sortChildren(i)}}}_getSpatialSortFunc(){const e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=(e,r)=>{e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));let o=0;return o=i.xUp?0:i.yUp?1:2,e.aabb[o]>r.aabb[o]?-1:e.aabb[o]<r.aabb[o]?1:0})}_alphaSortFunc(e,t){const i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}_synchNodesToEntities(){const e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects;for(let s=0,r=e.length;s<r;s++){const r=e[s];if(t[r]){const e=this._objectNodes[r];if(e){const t=i[r];if(t){const i=t.visible;e.numEntities=1,e.xrayed=t.xrayed,i?(e.numVisibleEntities=1,e.checked=!0):(e.numVisibleEntities=0,e.checked=!1);let s=e.parent;for(;s;)s.numEntities++,i&&(s.numVisibleEntities++,s.checked=!0),s=s.parent}}}}}_withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this._withNodeTree(i[e],t)}_createTrees(){if(0===this._rootNodes.length)return;const e=this._rootNodes.map((e=>this._createNodeElement(e))),t=this._renderService.createRootNode();e.forEach((e=>{t.appendChild(e)})),this._containerElement.appendChild(t),this._rootElement=t}_createNodeElement(e){return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(t=>{this.fire("contextmenu",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}),(t=>{this.fire("nodeTitleClicked",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}))}_expandSwitchElement(e){if(this._renderService.isExpanded(e))return;const t=this._renderService.getId(e),i=this._nodeNodes[t].children.map((e=>this._createNodeElement(e)));this._renderService.addChildren(e,i),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}_collapseNode(e){const t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}_collapseSwitchElement(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}},exports.UnsignedByteType=1009,exports.UnsignedInt248Type=1020,exports.UnsignedIntType=1014,exports.UnsignedShort4444Type=1017,exports.UnsignedShort5551Type=1018,exports.UnsignedShortType=1012,exports.VBOGeometry=Rs,exports.ViewCullPlugin=class extends V{constructor(e,t={}){super("ViewCull",e),this._objectCullStates=function(e){const t=e.id;let i=Vw[t];return i||(i=new Qw(e),Vw[t]=i,e.on("destroyed",(()=>{delete Vw[t],i._destroy()}))),i}(e.scene),this._maxTreeDepth=t.maxTreeDepth||8,this._modelInfos={},this._frustum=new U,this._kdRoot=null,this._frustumDirty=!1,this._kdTreeDirty=!1,this._onViewMatrix=e.scene.camera.on("viewMatrix",(()=>{this._frustumDirty=!0})),this._onProjMatrix=e.scene.camera.on("projMatMatrix",(()=>{this._frustumDirty=!0})),this._onModelLoaded=e.scene.on("modelLoaded",(e=>{const t=this.viewer.scene.models[e];t&&this._addModel(t)})),this._onSceneTick=e.scene.on("tick",(()=>{this._doCull()}))}set enabled(e){this._enabled=e}get enabled(){return this._enabled}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._kdTreeDirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}_doCull(){const e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){const e=this._kdRoot;e&&this._visitKDNode(e)}}_buildFrustum(){const e=this.viewer.scene.camera;k(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}_buildKDTree(){const e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:U.INTERSECT};for(let e=0,t=this._objectCullStates.numObjects;e<t;e++){const t=this._objectCullStates.objects[e];this._insertEntityIntoKDTree(this._kdRoot,t,e,1)}this._kdTreeDirty=!1}_insertEntityIntoKDTree(e,t,i,s){const r=t.aabb;if(s>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void c.expandAABB3(e.aabb,r);if(e.left&&c.containsAABB3(e.left.aabb,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1);if(e.right&&c.containsAABB3(e.right.aabb,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1);const o=e.aabb;Hw[0]=o[3]-o[0],Hw[1]=o[4]-o[1],Hw[2]=o[5]-o[2];let n=0;if(Hw[1]>Hw[n]&&(n=1),Hw[2]>Hw[n]&&(n=2),!e.left){const a=o.slice();if(a[n+3]=(o[n]+o[n+3])/2,e.left={aabb:a,intersection:U.INTERSECT},c.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1)}if(!e.right){const a=o.slice();if(a[n]=(o[n]+o[n+3])/2,e.right={aabb:a,intersection:U.INTERSECT},c.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1)}e.objects=e.objects||[],e.objects.push(i),c.expandAABB3(e.aabb,r)}_visitKDNode(e,t=U.INTERSECT){if(t!==U.INTERSECT&&e.intersects===t)return;t===U.INTERSECT&&(t=O(this._frustum,e.aabb),e.intersects=t);const i=t===U.OUTSIDE,s=e.objects;if(s&&s.length>0)for(let e=0,t=s.length;e<t;e++){const t=s[e];this._objectCullStates.setObjectViewCulled(t,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}send(e,t){}destroy(){super.destroy(),this._clear();const e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}},exports.Viewer=class{constructor(e){this.language="en",this.localeService=e.localeService||new Sh,this.scene=new li(this,{canvasId:e.canvasId,canvasElement:e.canvasElement,keyboardEventsElement:e.keyboardEventsElement,contextAttr:{preserveDrawingBuffer:!1!==e.preserveDrawingBuffer,premultipliedAlpha:!!e.premultipliedAlpha,antialias:!1!==e.antialias},spinnerElementId:e.spinnerElementId,transparent:!1!==e.transparent,gammaInput:!0,gammaOutput:!1,backgroundColor:e.backgroundColor,backgroundColorFromAmbientLight:e.backgroundColorFromAmbientLight,ticksPerRender:1,ticksPerOcclusionTest:20,units:e.units,scale:e.scale,origin:e.origin,saoEnabled:e.saoEnabled,alphaDepthMask:!1!==e.alphaDepthMask,entityOffsetsEnabled:!!e.entityOffsetsEnabled,readableGeometryEnabled:!!e.readableGeometryEnabled,logarithmicDepthBufferEnabled:!!e.logarithmicDepthBufferEnabled,pbrEnabled:!!e.pbrEnabled,colorTextureEnabled:!1!==e.colorTextureEnabled,dtxEnabled:!!e.dtxEnabled,markerZOffset:e.markerZOffset,numCachedSectionPlanes:e.numCachedSectionPlanes}),this.metaScene=new zc(this,this.scene),this.id=e.id||this.scene.id,this.camera=this.scene.camera,this.cameraFlight=new jh(this.scene,{duration:.5}),this.cameraControl=new Qc(this.scene,{doublePickFlyTo:!0}),this._plugins=[],this._eventSubs={}}get capabilities(){return this.scene.capabilities}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}log(e){console.log(`[xeokit viewer ${this.id}]: ${e}`)}error(e){console.error(`[xeokit viewer ${this.id}]: ${e}`)}addPlugin(e){this._plugins.push(e)}removePlugin(e){for(let t=0,i=this._plugins.length;t<i;t++){const i=this._plugins[t];if(i===e)return i.clear&&i.clear(),void this._plugins.splice(t,1)}}sendToPlugins(e,t){for(let i=0,s=this._plugins.length;i<s;i++){const s=this._plugins[i];s.send&&s.send(e,t)}}clear(){throw'Viewer#clear() no longer implemented - use \'#sendToPlugins("clear") instead'}resetView(){throw"Viewer#resetView() no longer implemented - use CameraMemento & ObjectsMemento classes instead"}beginSnapshot(){this._snapshotBegun||(this.scene._renderer.beginSnapshot(),this._snapshotBegun=!0)}getSnapshot(e={}){const t=!this._snapshotBegun,i=void 0!==e.width&&void 0!==e.height,s=this.scene.canvas.canvas,r=s.clientWidth,o=s.clientHeight,n=e.width?Math.floor(e.width):s.width,a=e.height?Math.floor(e.height):s.height;i&&(s.width=n,s.height=a),this._snapshotBegun||this.beginSnapshot({width:n,height:a}),e.includeGizmos||this.sendToPlugins("snapshotStarting");const l={};for(let e=0,t=this._plugins.length;e<t;e++){const t=this._plugins[e];if(t.getContainerElement){const e=t.getContainerElement();e!==document.body&&(l[e.id]||(l[e.id]=!0,H_(e).then((function(e){document.body.appendChild(e)}))))}}this.scene.fire("rendering",{},!0),this.scene._renderer.renderSnapshot();const A=this.scene._renderer.readSnapshot(e);return i&&(s.width=r,s.height=o,this.scene.glRedraw()),e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot(),A}async getSnapshotWithPlugins(e={}){const t=!this._snapshotBegun,i=void 0!==e.width&&void 0!==e.height,s=this.scene.canvas.canvas,r=s.clientWidth,o=s.clientHeight,n=e.width?Math.floor(e.width):s.width,a=e.height?Math.floor(e.height):s.height;i&&(s.width=n,s.height=a),this._snapshotBegun||this.beginSnapshot(),e.includeGizmos||this.sendToPlugins("snapshotStarting"),this.scene._renderer.renderSnapshot();const l=this.scene._renderer.readSnapshotAsCanvas();i&&(s.width=r,s.height=o,this.scene.glRedraw());const A={},h=[];for(let e=0,t=this._plugins.length;e<t;e++){const t=this._plugins[e];if(t.getContainerElement){const e=t.getContainerElement();e!==document.body&&(A[e.id]||(A[e.id]=!0,h.push(e)))}}for(let e=0,t=h.length;e<t;e++){const t=h[e];await H_(t,{canvas:l,backgroundColor:null,scale:l.width/t.clientWidth})}e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot();let c=e.format||"png";return"jpeg"!==c&&"png"!==c&&"bmp"!==c&&(console.error("Unsupported image format: '"+c+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),c="png"),e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot(),l.toDataURL(`image/${c}`)}endSnapshot(){this._snapshotBegun&&(this.scene._renderer.endSnapshot(),this.scene._renderer.render({force:!0}),this._snapshotBegun=!1)}destroy(){const e=this._plugins.slice();for(let t=0,i=e.length;t<i;t++){e[t].destroy()}this.scene.destroy()}},exports.WebIFCLoaderPlugin=class extends V{constructor(e,t={}){if(super("ifcLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,!t.WebIFC)throw"Parameter expected: WebIFC";if(!t.IfcAPI)throw"Parameter expected: IfcAPI";this._webIFC=t.WebIFC,this._ifcAPI=t.IfcAPI}get supportedVersions(){return["2x3","4"]}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new YP}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||$B}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0}));if(!e.src&&!e.ifc)return this.error("load() param expected: src or IFC"),t;const i={autoNormals:!0};if(!1!==e.loadMetadata){const t=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t){i.includeTypesMap={};for(let e=0,s=t.length;e<s;e++)i.includeTypesMap[t[e]]=!0}if(s){i.excludeTypesMap={};for(let e=0,t=s.length;e<t;e++)i.excludeTypesMap[s[e]]=!0}r&&(i.objectDefaults=r),i.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds}try{e.src?this._loadModel(e.src,e,i,t):this._parseModel(e.ifc,e,i,t)}catch(e){this.error(e),t.fire("error",e)}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getIFC(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=t.stats||{};if(r.sourceFormat="IFC",r.schemaVersion="",r.title="",r.author="",r.created="",r.numMetaObjects=0,r.numPropertySets=0,r.numObjects=0,r.numGeometries=0,r.numTriangles=0,r.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";const o=new Uint8Array(e),n=this._ifcAPI.OpenModel(o),a=this._ifcAPI.GetModelSchema(n),l=this._ifcAPI.GetLineIDsWithType(n,this._webIFC.IFCPROJECT).get(0),A=!1!==t.loadMetadata,h={modelID:n,modelSchema:a,sceneModel:s,loadMetadata:A,metadata:A?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:r};if(A){if(i.includeTypes){h.includeTypes={};for(let e=0,t=i.includeTypes.length;e<t;e++)h.includeTypes[i.includeTypes[e]]=!0}if(i.excludeTypes){h.excludeTypes={};for(let e=0,t=i.excludeTypes.length;e<t;e++)h.excludeTypes[i.excludeTypes[e]]=!0}this._parseMetaObjects(h),this._parsePropertySets(h)}if(this._parseGeometry(h),s.finalize(),A){const e=s.id;this.viewer.metaScene.createMetaModel(e,h.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_parseMetaObjects(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}_parseSpatialChildren(e,t,i){const s=this._ifcAPI.GetNameFromTypeCode(t.type);if(e.includeTypes&&!e.includeTypes[s])return;if(e.excludeTypes&&e.excludeTypes[s])return;this._createMetaObject(e,t,i);const r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}_createMetaObject(e,t,i){const s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),o={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(o),e.metaObjects[s]=o,e.stats.numMetaObjects++}_parseRelatedItemsOfType(e,t,i,s,r,o){const n=this._ifcAPI.GetLineIDsWithType(e.modelID,r);for(let r=0;r<n.size();r++){const a=n.get(r),l=this._ifcAPI.GetLine(e.modelID,a),A=l[i];let h=!1;if(Array.isArray(A)){h=A.map((e=>e.value)).includes(t)}else h=A.value===t;if(h){const t=l[s];if(Array.isArray(t))t.forEach((t=>{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}));else{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}}}}_parsePropertySets(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(let i=0;i<t.size();i++){let s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){const t=r.RelatingPropertyDefinition;if(!t)continue;const i=t.GlobalId.value,s=t.HasProperties;if(s&&s.length>0){const o="Default",n=t.Name.value,a=[];for(let e=0,t=s.length;e<t;e++){const t=s[e],i=t.Name,r=t.NominalValue;if(i&&r){const e={name:i.value,type:r.type,value:r.value,valueType:r.valueType};t.Description?e.description=t.Description.value:r.description&&(e.description=r.description),a.push(e)}}const l={id:i,type:o,name:n,properties:a};e.metadata.propertySets.push(l),e.stats.numPropertySets++;const A=r.RelatedObjects;if(!A||0===A.length)return;for(let t=0,s=A.length;t<s;t++){const s=A[t].GlobalId.value,r=e.metaObjects[s];r&&(r.propertySetIds||(r.propertySetIds=[]),r.propertySetIds.push(i))}}}}}_parseGeometry(e){this._ifcAPI.StreamAllMeshes(e.modelID,(t=>{const i=t.expressID,s=t.geometries,r=[],o=this._ifcAPI.GetLine(e.modelID,i).GlobalId.value;if(e.loadMetadata){const t=o,i=e.metaObjects[t];if(e.includeTypes&&(!i||!e.includeTypes[i.type]))return;if(e.excludeTypes&&(!i||e.excludeTypes[i.type]))return}const n=c.mat4(),a=c.vec3();for(let t=0,i=s.size();t<i;t++){const i=s.get(t),o=this._ifcAPI.GetGeometry(e.modelID,i.geometryExpressID),l=this._ifcAPI.GetVertexArray(o.GetVertexData(),o.GetVertexDataSize()),A=this._ifcAPI.GetIndexArray(o.GetIndexData(),o.GetIndexDataSize()),h=new Float64Array(l.length/2),u=new Float32Array(l.length/2);for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)h[t+0]=l[6*e+0],h[t+1]=l[6*e+1],h[t+2]=l[6*e+2];n.set(i.flatTransformation),c.transformPositions3(n,h);const d=K(h,h,a);if(!e.options.autoNormals)for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)u[t+0]=l[6*e+3],u[t+1]=l[6*e+4],u[t+2]=l[6*e+5];e.stats.numGeometries++,e.stats.numVertices+=h.length/3,e.stats.numTriangles+=A.length/3;const p="mesh"+e.nextId++;e.sceneModel.createMesh({id:p,primitive:"triangles",origin:d?a:null,positions:h,normals:e.options.autoNormals?null:u,indices:A,color:[i.color.x,i.color.y,i.color.z],opacity:i.color.w}),r.push(p)}const l=e.options.globalizeObjectIds?c.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:l,meshIds:r,isObject:!0}),e.stats.numObjects++}))}},exports.WorkerPool=kA,exports.XKTDefaultDataSource=jw,exports.XKTLoaderPlugin=class extends V{constructor(e,t={}){super("XKTLoader",e,t),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this.textureTranscoder=t.textureTranscoder,this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,this.reuseGeometries=t.reuseGeometries}get supportedVersions(){return Object.keys(LP)}get textureTranscoder(){return this._textureTranscoder}set textureTranscoder(e){this._textureTranscoder=e}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new jw}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||$B}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}get reuseGeometries(){return this._reuseGeometries}set reuseGeometries(e){this._reuseGeometries=!1!==e}load(e={}){if(e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id),!(e.src||e.xkt||e.manifestSrc||e.manifest))return this.error("load() param expected: src, xkt, manifestSrc or manifestData"),o;const t={},i=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t.reuseGeometries=null!==e.reuseGeometries&&void 0!==e.reuseGeometries?e.reuseGeometries:!1!==this._reuseGeometries,i){t.includeTypesMap={};for(let e=0,s=i.length;e<s;e++)t.includeTypesMap[i[e]]=!0}if(s){t.excludeTypesMap={};for(let e=0,i=s.length;e<i;e++)t.excludeTypesMap[s[e]]=!0}r&&(t.objectDefaults=r),t.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,t.globalizeObjectIds=void 0!==e.globalizeObjectIds&&null!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds;const o=new dh(this.viewer.scene,_.apply(e,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:e.origin,disableVertexWelding:e.disableVertexWelding||!1,disableIndexRebucketing:e.disableIndexRebucketing||!1,dtxEnabled:e.dtxEnabled,renderOrder:e.renderOrder})),n=o.id,a=new Gc({metaScene:this.viewer.metaScene,id:n});this.viewer.scene.canvas.spinner.processes++;const l=()=>{o.destroyed||(o.finalize(),a.finalize(),this.viewer.scene.canvas.spinner.processes--,o.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(a.id)})),this.scheduleTask((()=>{o.destroyed||(o.scene.fire("modelLoaded",o.id),o.fire("loaded",!0,!1))})))},A=e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e),o.fire("error",e)};let h=0;const c={getNextId:()=>`${n}.${h++}`};if(e.metaModelSrc||e.metaModelData)if(e.metaModelSrc){const r=e.metaModelSrc;this._dataSource.getMetaModel(r,(r=>{o.destroyed||(a.loadData(r,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,e,t,o,null,c,l,A):(this._parseModel(e.xkt,e,t,o,null,c),l()))}),(e=>{A(`load(): Failed to load model metadata for model '${n} from  '${r}' - ${e}`)}))}else e.metaModelData&&(a.loadData(e.metaModelData,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,e,t,o,null,c,l,A):(this._parseModel(e.xkt,e,t,o,null,c),l()));else if(e.src)this._loadModel(e.src,e,t,o,a,c,l,A);else if(e.xkt)this._parseModel(e.xkt,e,t,o,a,c),l();else if(e.manifestSrc||e.manifest){const r=e.manifestSrc?function(e){const t=e.split("/");return t.pop(),t.join("/")+"/"}(e.manifestSrc):"",n=(e,n,l)=>{let A=0;const h=()=>{o.destroyed||A>=e.length?n():this._dataSource.getMetaModel(`${r}${e[A]}`,(e=>{a.loadData(e,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),A++,this.scheduleTask(h,200)}),l)};h()},h=(i,s,n)=>{let a=0;const l=()=>{o.destroyed||a>=i.length?s():this._dataSource.getXKT(`${r}${i[a]}`,(i=>{this._parseModel(i,e,t,o,null,c),o.preFinalize(),a++,this.scheduleTask(l,200)}),n)};l()},u=(i,s,n)=>{let l=0;const A=()=>{o.destroyed||l>=i.length?s():this._dataSource.getXKT(`${r}${i[l]}`,(i=>{this._parseModel(i,e,t,o,a,c),o.preFinalize(),l++,this.scheduleTask(A,200)}),n)};A()};if(e.manifest){const t=e.manifest,i=t.xktFiles;if(!i||0===i.length)return void A("load(): Failed to load model manifest - manifest not valid");const s=t.metaModelFiles;s?n(s,(()=>{h(i,l,A)}),A):u(i,l,A)}else this._dataSource.getManifest(e.manifestSrc,(e=>{if(o.destroyed)return;const t=e.xktFiles;if(!t||0===t.length)return void A("load(): Failed to load model manifest - manifest not valid");const i=e.metaModelFiles;i?n(i,(()=>{h(t,l,A)}),A):u(t,l,A)}),A)}return o}_loadModel(e,t,i,s,r,o,n,a){this._dataSource.getXKT(t.src,(e=>{this._parseModel(e,t,i,s,r,o),s.preFinalize(),n()}),a)}async _parseModel(e,t,i,s,r,o){if(s.destroyed)return;const n=new DataView(e),a=new Uint8Array(e),l=n.getUint32(0,!0),A=LP[l];if(!A)return void this.error("Unsupported .XKT file version: "+l+" - this XKTLoaderPlugin supports versions "+Object.keys(LP));if(A.parseArrayBuffer)return void A.parseArrayBuffer(this.viewer,i,e,s,r,o);const h=n.getUint32(4,!0),c=[];let u=4*(h+2);for(let e=0;e<h;e++){const t=n.getUint32(4*(e+2),!0);c.push(a.subarray(u,u+t)),u+=t}A.parse(this.viewer,i,c,s,r,o)}},exports.XML3DLoaderPlugin=class extends V{constructor(e,t={}){super("XML3DLoader",e,t),t.workerScriptsPath?(this._workerScriptsPath=t.workerScriptsPath,this._loader=new NP(this,t),this.supportedSchemas=this._loader.supportedSchemas):this.error("Config expected: workerScriptsPath")}load(e={}){e.workerScriptsPath=this._workerScriptsPath,e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new fs(this.viewer.scene,_.apply(e,{isModel:!0})),i=e.src;return i?(this._loader.load(this,t,i,e),t):(this.error("load() param expected: src"),t)}},exports.ZoneEditControl=KC,exports.ZoneEditMouseControl=class extends KC{constructor(e,t){super(e,t,!0,!1)}},exports.ZoneEditTouchControl=class extends KC{constructor(e,t){super(e,t,!1,!0)}},exports.ZoneTranslateControl=XC,exports.ZoneTranslateMouseControl=class extends XC{constructor(e,t){super(e,t,!0,!1)}},exports.ZoneTranslateTouchControl=class extends XC{constructor(e,t){super(e,t,!1,!0)}},exports.ZonesMouseControl=class extends zC{constructor(e,t={}){super(e,t,((e,t)=>VC(e,t)))}},exports.ZonesPlugin=class extends V{constructor(e,t={}){super("Zones",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._zones=[],this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,zone:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,zone:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,zone:t,event:e})}}createZone(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=new GC(this,{id:e.id,plugin:this,container:this._container,geometry:e.geometry,alpha:e.alpha,color:e.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(t),t.on("destroyed",(()=>{const e=this._zones.indexOf(t);e>=0&&this._zones.splice(e,1)})),this.fire("zoneCreated",t),t}get zones(){return this._zones}destroy(){super.destroy()}},exports.ZonesPolysurfaceMouseControl=class extends D{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=VC(o,(function(t,i){return jC(e,c.vec3([0,1,0]),t,i)}));!function o(){a._action=WC(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}},exports.ZonesPolysurfaceTouchControl=class extends D{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=HC(o,this.pointerCircle,(function(t,i){return jC(e,c.vec3([0,1,0]),t,i)}));!function o(){a._action=WC(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}},exports.ZonesTouchControl=class extends zC{constructor(e,t={}){const i=new Q(e.viewer);super(e,t,((e,t)=>HC(e,i,t))),this.pointerCircle=i}destroy(){this.pointerCircle.destroy(),super.destroy()}},exports.buildBoxGeometry=Gt,exports.buildBoxLinesGeometry=Us,exports.buildBoxLinesGeometryFromAABB=function(e={}){return Us({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})},exports.buildCylinderGeometry=ts,exports.buildGridGeometry=ks,exports.buildLineGeometry=function(e={}){if(3!==e.startPoint.length)throw"Start point should contain 3 elements in array: x, y and z";if(3!==e.endPoint.length)throw"End point should contain 3 elements in array: x, y and z";let t=[],i=[],s=e.startPoint[0],r=e.startPoint[1],o=e.startPoint[2],n=e.endPoint[0],a=e.endPoint[1],l=e.endPoint[2],A=Math.sqrt((n-s)**2+(a-r)**2+(l-o)**2),h=[(n-s)/A,(a-r)/A,(l-o)/A];if(e.pattern){let c=e.pattern.length,u=!1,d=0,p=0,f=0,g=[s,r,o],m=e.pattern[p];for(i.push(g[0],g[1],g[2]);m<=A-d;){let s=[h[0]*m,h[1]*m,h[2]*m],r=[g[0]+s[0],g[1]+s[1],g[2]+s[2]];i.push(r[0],r[1],r[2]),u||(t.push(f),t.push(f+1)),u=!u,f+=1,g=r,p+=1,p>=c&&(p=0),d+=m,m=e.pattern[p]}e.extendToEnd&&(i.push(n,a,l),t.push(t.length-2),t.push(t.length-1))}else t.push(0),t.push(1),i.push(s,r,o,n,a,l);return _.apply(e,{primitive:"lines",positions:i,indices:t})},exports.buildPlaneGeometry=Os,exports.buildPolylineGeometry=Qs,exports.buildPolylineGeometryFromCurve=function(e={}){let t=e.curve.getPoints(e.divisions).map((e=>[...e])).flat();return Qs({id:e.id,points:t})},exports.buildSphereGeometry=is,exports.buildTorusGeometry=Ns,exports.buildVectorTextGeometry=rs,exports.createRTCViewMat=z,exports.frustumIntersectsAABB3=O,exports.getKTX2TextureTranscoder=VA,exports.getPlaneRTCPos=X,exports.isTriangleMeshSolid=Hs,exports.load3DSGeometry=function(e,t={}){return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,_.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var o=Ls.parse.from3DS(e).edit.objects[0].mesh,n=o.vertices,a=o.uvt,l=o.indices;r.processes--,i(_.apply(t,{primitive:"triangles",positions:n,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))},exports.loadOBJGeometry=function(e,t={}){return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,_.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var o=Ls.parse.fromOBJ(e),n=Ls.edit.unwrap(o.i_verts,o.c_verts,3),a=Ls.edit.unwrap(o.i_norms,o.c_norms,3),l=Ls.edit.unwrap(o.i_uvt,o.c_uvt,2),A=new Int32Array(o.i_verts.length),h=0;h<o.i_verts.length;h++)A[h]=h;r.processes--,i(_.apply(t,{primitive:"triangles",positions:n,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:A}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))},exports.math=c,exports.meshSurfaceArea=tr,exports.meshVolume=Ks,exports.rtcToWorldPos=function(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i},exports.sRGBEncoding=3001,exports.setFrustum=k,exports.stats=p,exports.utils=_,exports.worldToRTCPos=W,exports.worldToRTCPositions=K;
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this.consumeStringToken(39);case 40:return ld;case 41:return Ad;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),_d;break;case 43:if(nd(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return hd;case 45:var o=e,n=this.peekCodePoint(0),a=this.peekCodePoint(1);if(nd(o,n,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(od(o,n,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===n&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),xd;break;case 46:if(nd(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return Bd;case 59:return wd;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),yd;break;case 64:var A=this.peekCodePoint(0),h=this.peekCodePoint(1),c=this.peekCodePoint(2);if(od(A,h,c))return{type:7,value:this.consumeName()};break;case 91:return Pd;case 92:if(rd(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return Cd;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),ud;break;case 123:return gd;case 125:return md;case 117:case 85:var u=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==u||!$u(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),pd;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),dd;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),fd;break;case-1:return Ed}return ed(e)?(this.consumeWhiteSpace(),Md):qu(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):td(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:iu(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();$u(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(iu.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(iu.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(iu.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&$u(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];$u(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(iu.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),vd)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:iu.apply(void 0,e)};if(ed(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:iu.apply(void 0,e)}):(this.consumeBadUrlRemnants(),vd);if(34===s||39===s||40===s||sd(s))return this.consumeBadUrlRemnants(),vd;if(92===s){if(!rd(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),vd;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;ed(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;rd(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=iu.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),bd;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):rd(s,r)&&(t+=this.consumeStringSlice(i),t+=iu(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());qu(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&qu(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;qu(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&qu(r)||qu(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;qu(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[ad(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),o=this.peekCodePoint(2);return od(s,r,o)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if($u(e)){for(var t=iu(e);$u(this.peekCodePoint(0))&&t.length<6;)t+=iu(this.consumeCodePoint());ed(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(id(t))e+=iu(t);else{if(!rd(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=iu(this.consumeEscapedCodePoint())}}},e}(),Id=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Fd;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Nd(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?Ed:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Dd=function(e){return 15===e.type},Sd=function(e){return 17===e.type},Td=function(e){return 20===e.type},Rd=function(e){return 0===e.type},Ld=function(e,t){return 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i_(i.left+w/2,i.top+y/2),this.topRightBorderStroke=r>0||o>0?a_(i.left+m,i.top+y/2,a-x/2,l-y/2,Sm.TOP_RIGHT):new i_(i.left+i.width-x/2,i.top+y/2),this.bottomRightBorderStroke=h>0||c>0?a_(i.left+v,i.top+_,h-x/2,c-B/2,Sm.BOTTOM_RIGHT):new i_(i.left+i.width-x/2,i.top+i.height-B/2),this.bottomLeftBorderStroke=d>0||p>0?a_(i.left+w/2,i.top+b,d-w/2,p-B/2,Sm.BOTTOM_LEFT):new i_(i.left+w/2,i.top+i.height-B/2),this.topLeftBorderBox=r>0||o>0?a_(i.left,i.top,r,o,Sm.TOP_LEFT):new i_(i.left,i.top),this.topRightBorderBox=a>0||l>0?a_(i.left+m,i.top,a,l,Sm.TOP_RIGHT):new i_(i.left+i.width,i.top),this.bottomRightBorderBox=h>0||c>0?a_(i.left+v,i.top+_,h,c,Sm.BOTTOM_RIGHT):new i_(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?a_(i.left,i.top+b,d,p,Sm.BOTTOM_LEFT):new i_(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||o>0?a_(i.left+w,i.top+y,Math.max(0,r-w),Math.max(0,o-y),Sm.TOP_LEFT):new i_(i.left+w,i.top+y),this.topRightPaddingBox=a>0||l>0?a_(i.left+Math.min(m,i.width-x),i.top+y,m>i.width+x?0:Math.max(0,a-x),Math.max(0,l-y),Sm.TOP_RIGHT):new i_(i.left+i.width-x,i.top+y),this.bottomRightPaddingBox=h>0||c>0?a_(i.left+Math.min(v,i.width-w),i.top+Math.min(_,i.height-B),Math.max(0,h-x),Math.max(0,c-B),Sm.BOTTOM_RIGHT):new i_(i.left+i.width-x,i.top+i.height-B),this.bottomLeftPaddingBox=d>0||p>0?a_(i.left+w,i.top+Math.min(b,i.height-B),Math.max(0,d-w),Math.max(0,p-B),Sm.BOTTOM_LEFT):new i_(i.left+w,i.top+i.height-B),this.topLeftContentBox=r>0||o>0?a_(i.left+w+E,i.top+y+P,Math.max(0,r-(w+E)),Math.max(0,o-(y+P)),Sm.TOP_LEFT):new i_(i.left+w+E,i.top+y+P),this.topRightContentBox=a>0||l>0?a_(i.left+Math.min(m,i.width+w+E),i.top+y+P,m>i.width+w+E?0:a-w+E,l-(y+P),Sm.TOP_RIGHT):new i_(i.left+i.width-(x+C),i.top+y+P),this.bottomRightContentBox=h>0||c>0?a_(i.left+Math.min(v,i.width-(w+E)),i.top+Math.min(_,i.height+y+P),Math.max(0,h-(x+C)),c-(B+M),Sm.BOTTOM_RIGHT):new i_(i.left+i.width-(x+C),i.top+i.height-(B+M)),this.bottomLeftContentBox=d>0||p>0?a_(i.left+w+E,i.top+b,Math.max(0,d-(w+E)),p-(B+M),Sm.BOTTOM_LEFT):new i_(i.left+w+E,i.top+i.height-(B+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(Sm||(Sm={}));var a_=function(e,t,i,s,r){var o=(Math.sqrt(2)-1)/3*4,n=i*o,a=s*o,l=e+i,A=t+s;switch(r){case Sm.TOP_LEFT:return new r_(new i_(e,A),new i_(e,A-a),new i_(l-n,t),new i_(l,t));case Sm.TOP_RIGHT:return new r_(new i_(e,t),new i_(e+n,t),new i_(l,A-a),new i_(l,A));case Sm.BOTTOM_RIGHT:return new r_(new i_(l,t),new i_(l,t+a),new i_(e+n,A),new i_(e,A));case Sm.BOTTOM_LEFT:default:return new r_(new i_(l,A),new i_(l-n,A),new i_(e,t+a),new i_(e,t))}},l_=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},A_=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},h_=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},c_=function(e,t){this.path=e,this.target=t,this.type=1},u_=function(e){this.opacity=e,this.type=2,this.target=6},d_=function(e){return 1===e.type},p_=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},f_=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},g_=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new n_(this.container),this.container.styles.opacity<1&&this.effects.push(new u_(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new h_(i,s,r))}if(0!==this.container.styles.overflowX){var o=l_(this.curves),n=A_(this.curves);p_(o,n)?this.effects.push(new c_(o,6)):(this.effects.push(new c_(o,2)),this.effects.push(new c_(n,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!d_(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var o=l_(i.curves),n=A_(i.curves);p_(o,n)||s.unshift(new c_(n,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return Hf(t.target,e)}))},e}(),m_=function(e,t,i,s){e.container.elements.forEach((function(r){var o=Hf(r.flags,4),n=Hf(r.flags,2),a=new g_(r,e);Hf(r.styles.display,2048)&&s.push(a);var l=Hf(r.flags,8)?[]:s;if(o||n){var A=o||r.styles.isPositioned()?i:t,h=new f_(a);if(r.styles.isPositioned()||r.styles.opacity<1||r.styles.isTransformed()){var c=r.styles.zIndex.order;if(c<0){var u=0;A.negativeZIndex.some((function(e,t){return c>e.element.container.styles.zIndex.order?(u=t,!1):u>0})),A.negativeZIndex.splice(u,0,h)}else if(c>0){var d=0;A.positiveZIndex.some((function(e,t){return c>=e.element.container.styles.zIndex.order?(d=t+1,!1):d>0})),A.positiveZIndex.splice(d,0,h)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(h)}else r.styles.isFloating()?A.nonPositionedFloats.push(h):A.nonPositionedInlineLevel.push(h);m_(a,h,o?h:i,l)}else r.styles.isInlineLevel()?t.inlineLevel.push(a):t.nonInlineLevel.push(a),m_(a,t,i,l);Hf(r.flags,8)&&__(r,l)}))},__=function(e,t){for(var i=e instanceof Hg?e.start:1,s=e instanceof Hg&&e.reversed,r=0;r<t.length;r++){var o=t[r];o.container instanceof Vg&&"number"==typeof o.container.value&&0!==o.container.value&&(i=o.container.value),o.listValue=Im(i,o.container.styles.listStyleType,!0),i+=s?-1:1}},v_=function(e,t){switch(t){case 0:return y_(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return y_(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return y_(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return y_(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},b_=function(e,t){var i=[];return o_(e)?i.push(e.subdivide(.5,!1)):i.push(e),o_(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},y_=function(e,t,i,s){var r=[];return o_(e)?r.push(e.subdivide(.5,!1)):r.push(e),o_(i)?r.push(i.subdivide(.5,!0)):r.push(i),o_(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),o_(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},x_=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},B_=function(e){var t=e.styles,i=e.bounds,s=Kd(t.paddingLeft,i.width),r=Kd(t.paddingRight,i.width),o=Kd(t.paddingTop,i.width),n=Kd(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,o+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+o+n))},w_=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?B_(t):x_(t)}(E_(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?B_(t):x_(t)}(E_(e.styles.backgroundClip,t),e),o=M_(E_(e.styles.backgroundSize,t),i,s),n=o[0],a=o[1],l=Wd(E_(e.styles.backgroundPosition,t),s.width-n,s.height-a);return[F_(E_(e.styles.backgroundRepeat,t),l,o,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),n,a]},P_=function(e){return Td(e)&&e.value===vp.AUTO},C_=function(e){return"number"==typeof e},M_=function(e,t,i){var s=t[0],r=t[1],o=t[2],n=e[0],a=e[1];if(!n)return[0,0];if(Vd(n)&&a&&Vd(a))return[Kd(n,i.width),Kd(a,i.height)];var l=C_(o);if(Td(n)&&(n.value===vp.CONTAIN||n.value===vp.COVER))return C_(o)?i.width/i.height<o!=(n.value===vp.COVER)?[i.width,i.width/o]:[i.height*o,i.height]:[i.width,i.height];var A=C_(s),h=C_(r),c=A||h;if(P_(n)&&(!a||P_(a)))return A&&h?[s,r]:l||c?c&&l?[A?s:r*o,h?r:s/o]:[A?s:i.width,h?r:i.height]:[i.width,i.height];if(l){var u=0,d=0;return Vd(n)?u=Kd(n,i.width):Vd(a)&&(d=Kd(a,i.height)),P_(n)?u=d*o:a&&!P_(a)||(d=u/o),[u,d]}var p=null,f=null;if(Vd(n)?p=Kd(n,i.width):a&&Vd(a)&&(f=Kd(a,i.height)),null===p||a&&!P_(a)||(f=A&&h?p/s*r:i.height),null!==f&&P_(n)&&(p=A&&h?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},E_=function(e,t){var i=e[t];return void 0===i?e[0]:i},F_=function(e,t,i,s,r){var o=t[0],n=t[1],a=i[0],l=i[1];switch(e){case 2:return[new i_(Math.round(s.left),Math.round(s.top+n)),new i_(Math.round(s.left+s.width),Math.round(s.top+n)),new i_(Math.round(s.left+s.width),Math.round(l+s.top+n)),new i_(Math.round(s.left),Math.round(l+s.top+n))];case 3:return[new i_(Math.round(s.left+o),Math.round(s.top)),new i_(Math.round(s.left+o+a),Math.round(s.top)),new i_(Math.round(s.left+o+a),Math.round(s.height+s.top)),new i_(Math.round(s.left+o),Math.round(s.height+s.top))];case 1:return[new i_(Math.round(s.left+o),Math.round(s.top+n)),new i_(Math.round(s.left+o+a),Math.round(s.top+n)),new i_(Math.round(s.left+o+a),Math.round(s.top+n+l)),new i_(Math.round(s.left+o),Math.round(s.top+n+l))];default:return[new i_(Math.round(r.left),Math.round(r.top)),new i_(Math.round(r.left+r.width),Math.round(r.top)),new i_(Math.round(r.left+r.width),Math.round(r.height+r.top)),new i_(Math.round(r.left),Math.round(r.height+r.top))]}},I_=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),o=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",o.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var n=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return o.removeChild(i),{baseline:n,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),D_=function(e,t){this.context=e,this.options=t},S_=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new I_(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return Xc(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),d_(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Yc(this,void 0,void 0,(function(){return Zc(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Yc(this,void 0,void 0,(function(){return Zc(this,(function(t){switch(t.label){case 0:return Hf(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):Ig(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=k_(e.fontFamily).join(", "),s=Dd(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return Yc(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h=this;return Zc(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],o=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",n=this.fontMetrics.getMetrics(r,o),a=n.baseline,l=n.middle,A=t.paintOrder,e.textBounds.forEach((function(e){A.forEach((function(i){switch(i){case 0:h.ctx.fillStyle=ep(t.color),h.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){h.ctx.shadowColor=ep(i.color),h.ctx.shadowOffsetX=i.offsetX.number*h.options.scale,h.ctx.shadowOffsetY=i.offsetY.number*h.options.scale,h.ctx.shadowBlur=i.blur.number,h.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),h.ctx.shadowColor="",h.ctx.shadowOffsetX=0,h.ctx.shadowOffsetY=0,h.ctx.shadowBlur=0),t.textDecorationLine.length&&(h.ctx.fillStyle=ep(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:h.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(h.ctx.strokeStyle=ep(t.webkitTextStrokeColor),h.ctx.lineWidth=t.webkitTextStrokeWidth,h.ctx.lineJoin=window.chrome?"miter":"round",h.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),h.ctx.strokeStyle="",h.ctx.lineWidth=0,h.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=B_(e),r=A_(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Yc(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v;return Zc(this,(function(b){switch(b.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,o=0,n=i.textNodes,b.label=1;case 1:return o<n.length?(a=n[o],[4,this.renderTextNode(a,r)]):[3,4];case 2:b.sent(),b.label=3;case 3:return o++,[3,1];case 4:if(!(i instanceof Og))return[3,8];b.label=5;case 5:return b.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,8];case 7:return b.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof Ng&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof Qg))return[3,12];b.label=9;case 9:return b.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,12];case 11:return b.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof Jg&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=b.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),b.label=14;case 14:if(i instanceof Wg&&(A=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new i_(i.bounds.left+.39363*A,i.bounds.top+.79*A),new i_(i.bounds.left+.16*A,i.bounds.top+.5549*A),new i_(i.bounds.left+.27347*A,i.bounds.top+.44071*A),new i_(i.bounds.left+.39694*A,i.bounds.top+.5649*A),new i_(i.bounds.left+.72983*A,i.bounds.top+.23*A),new i_(i.bounds.left+.84*A,i.bounds.top+.34085*A),new i_(i.bounds.left+.39363*A,i.bounds.top+.79*A)]),this.ctx.fillStyle=ep(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+A/2,i.bounds.top+A/2,A/4,0,2*Math.PI,!0),this.ctx.fillStyle=ep(707406591),this.ctx.fill(),this.ctx.restore())),T_(i)&&i.value.length){switch(h=this.createFontStyle(r),_=h[0],c=h[1],u=this.fontMetrics.getMetrics(_,c).baseline,this.ctx.font=_,this.ctx.fillStyle=ep(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=L_(i.styles.textAlign),v=B_(i),d=0,i.styles.textAlign){case 1:d+=v.width/2;break;case 2:d+=v.width}p=v.add(d,0,0,-v.height/2+1),this.ctx.save(),this.path([new i_(v.left,v.top),new i_(v.left+v.width,v.top),new i_(v.left+v.width,v.top+v.height),new i_(v.left,v.top+v.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new Mg(i.value,p),r.letterSpacing,u),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!Hf(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];g=void 0,m=f.url,b.label=15;case 15:return b.trys.push([15,17,,18]),[4,this.context.cache.match(m)];case 16:return g=b.sent(),this.ctx.drawImage(g,i.bounds.left-(g.width+10),i.bounds.top),[3,18];case 17:return b.sent(),this.context.logger.error("Error loading list-style-image "+m),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(_=this.createFontStyle(r)[0],this.ctx.font=_,this.ctx.fillStyle=ep(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",v=new $c(i.bounds.left,i.bounds.top+Kd(i.styles.paddingTop,i.bounds.width),i.bounds.width,of(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new Mg(e.listValue,v),r.letterSpacing,of(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),b.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Yc(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A,h,c,u,d,p,f;return Zc(this,(function(g){switch(g.label){case 0:return Hf(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:g.sent(),t=0,i=e.negativeZIndex,g.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:g.sent(),g.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:g.sent(),s=0,r=e.nonInlineLevel,g.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:g.sent(),g.label=9;case 9:return s++,[3,7];case 10:o=0,n=e.nonPositionedFloats,g.label=11;case 11:return o<n.length?(f=n[o],[4,this.renderStack(f)]):[3,14];case 12:g.sent(),g.label=13;case 13:return o++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,g.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:g.sent(),g.label=17;case 17:return a++,[3,15];case 18:A=0,h=e.inlineLevel,g.label=19;case 19:return A<h.length?(f=h[A],[4,this.renderNode(f)]):[3,22];case 20:g.sent(),g.label=21;case 21:return A++,[3,19];case 22:c=0,u=e.zeroOrAutoZIndexOrTransformedOrOpacity,g.label=23;case 23:return c<u.length?(f=u[c],[4,this.renderStack(f)]):[3,26];case 24:g.sent(),g.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,g.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:g.sent(),g.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=o_(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),o_(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return Yc(this,void 0,void 0,(function(){var t,i,s,r,o,n;return Zc(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w,P,C,M,E,F,I,D,S,T,R;return Zc(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];r=void 0,o=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,s.context.cache.match(o)];case 2:return r=L.sent(),[3,4];case 3:return L.sent(),s.context.logger.error("Error loading background-image "+o),[3,4];case 4:return r&&(n=w_(e,t,[r.width,r.height,r.width/r.height]),v=n[0],P=n[1],C=n[2],x=n[3],B=n[4],m=s.ctx.createPattern(s.resizeImage(r,x,B),"repeat"),s.renderRepeat(v,m,P,C)),[3,6];case 5:1===i.type?(a=w_(e,t,[null,null,null]),v=a[0],P=a[1],C=a[2],x=a[3],B=a[4],l=dp(i.angle,x,B),A=l[0],h=l[1],c=l[2],u=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=B,f=p.getContext("2d"),g=f.createLinearGradient(h,u,c,d),up(i.stops,A).forEach((function(e){return g.addColorStop(e.stop,ep(e.color))})),f.fillStyle=g,f.fillRect(0,0,x,B),x>0&&B>0&&(m=s.ctx.createPattern(p,"repeat"),s.renderRepeat(v,m,P,C))):function(e){return 2===e.type}(i)&&(_=w_(e,t,[null,null,null]),v=_[0],b=_[1],y=_[2],x=_[3],B=_[4],w=0===i.position.length?[Gd]:i.position,P=Kd(w[0],x),C=Kd(w[w.length-1],B),M=function(e,t,i,s,r){var o=0,n=0;switch(e.size){case 0:0===e.shape?o=n=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.min(Math.abs(t),Math.abs(t-s)),n=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)o=n=Math.min(pp(t,i),pp(t,i-r),pp(t-s,i),pp(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=fp(s,r,t,i,!0),A=l[0],h=l[1];n=a*(o=pp(A-t,(h-i)/a))}break;case 1:0===e.shape?o=n=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.max(Math.abs(t),Math.abs(t-s)),n=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)o=n=Math.max(pp(t,i),pp(t,i-r),pp(t-s,i),pp(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=fp(s,r,t,i,!1);A=c[0],h=c[1],n=a*(o=pp(A-t,(h-i)/a))}}return Array.isArray(e.size)&&(o=Kd(e.size[0],s),n=2===e.size.length?Kd(e.size[1],r):o),[o,n]}(i,P,C,x,B),E=M[0],F=M[1],E>0&&F>0&&(I=s.ctx.createRadialGradient(b+P,y+C,0,b+P,y+C,E),up(i.stops,2*E).forEach((function(e){return I.addColorStop(e.stop,ep(e.color))})),s.path(v),s.ctx.fillStyle=I,E!==F?(D=e.bounds.left+.5*e.bounds.width,S=e.bounds.top+.5*e.bounds.height,R=1/(T=F/E),s.ctx.save(),s.ctx.translate(D,S),s.ctx.transform(1,0,0,T,0,0),s.ctx.translate(-D,-S),s.ctx.fillRect(b,R*(y-S)+S,x,B*R),s.ctx.restore()):s.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},s=this,r=0,o=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<o.length?(n=o[r],[5,i(n)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Yc(this,void 0,void 0,(function(){return Zc(this,(function(s){return this.path(v_(i,t)),this.ctx.fillStyle=ep(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return Yc(this,void 0,void 0,(function(){var r,o;return Zc(this,(function(n){switch(n.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return n.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return y_(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return y_(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return y_(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return y_(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=ep(e),this.ctx.fill(),o=function(e,t){switch(t){case 0:return y_(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return y_(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return y_(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return y_(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(o),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Yc(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A=this;return Zc(this,(function(h){switch(h.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!$d(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=R_(E_(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),$d(t.backgroundColor)||(this.ctx.fillStyle=ep(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:h.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){A.ctx.save();var i,s,r,o,n,a=l_(e.curves),l=t.inset?0:1e4,h=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,o=t.spread.number*(t.inset?-2:2),n=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+o,r);case 2:return e.add(s+o,r+n);case 3:return e.add(s,r+n)}return e})));t.inset?(A.path(a),A.ctx.clip(),A.mask(h)):(A.mask(a),A.ctx.clip(),A.path(h)),A.ctx.shadowOffsetX=t.offsetX.number+l,A.ctx.shadowOffsetY=t.offsetY.number,A.ctx.shadowColor=ep(t.color),A.ctx.shadowBlur=t.blur.number,A.ctx.fillStyle=t.inset?ep(t.color):"rgba(0,0,0,1)",A.ctx.fill(),A.ctx.restore()})),h.label=2;case 2:o=0,n=0,a=s,h.label=3;case 3:return n<a.length?0!==(l=a[n]).style&&!$d(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,2)]:[3,11]:[3,13];case 4:return h.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,3)];case 6:return h.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,o,e.curves)];case 8:return h.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,o,e.curves)];case 10:h.sent(),h.label=11;case 11:o++,h.label=12;case 12:return n++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return Yc(this,void 0,void 0,(function(){var o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b;return Zc(this,(function(y){return this.ctx.save(),o=function(e,t){switch(t){case 0:return b_(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return b_(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return b_(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return b_(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),n=v_(s,i),2===r&&(this.path(n),this.ctx.clip()),o_(n[0])?(a=n[0].start.x,l=n[0].start.y):(a=n[0].x,l=n[0].y),o_(n[1])?(A=n[1].end.x,h=n[1].end.y):(A=n[1].x,h=n[1].y),c=0===i||2===i?Math.abs(a-A):Math.abs(l-h),this.ctx.beginPath(),3===r?this.formatPath(o):this.formatPath(n.slice(0,2)),u=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(u=t,d=t),p=!0,c<=2*u?p=!1:c<=2*u+d?(u*=f=c/(2*u+d),d*=f):(g=Math.floor((c+d)/(u+d)),m=(c-g*u)/(g-1),d=(_=(c-(g+1)*u)/g)<=0||Math.abs(d-m)<Math.abs(d-_)?m:_),p&&(3===r?this.ctx.setLineDash([0,u+d]):this.ctx.setLineDash([u,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=ep(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(o_(n[0])&&(v=n[3],b=n[0],this.ctx.beginPath(),this.formatPath([new i_(v.end.x,v.end.y),new i_(b.start.x,b.start.y)]),this.ctx.stroke()),o_(n[1])&&(v=n[1],b=n[2],this.ctx.beginPath(),this.formatPath([new i_(v.end.x,v.end.y),new i_(b.start.x,b.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Yc(this,void 0,void 0,(function(){var t;return Zc(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=ep(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),s=new g_(e,null),r=new f_(s),m_(s,r,r,o=[]),__(s.container,o),t=r,[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}var s,r,o}))}))},t}(D_),T_=function(e){return e instanceof Xg||(e instanceof Kg||e instanceof Wg&&"radio"!==e.type&&"checkbox"!==e.type)},R_=function(e,t){switch(e){case 0:return l_(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return A_(t)}},L_=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},U_=["-apple-system","system-ui"],k_=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===U_.indexOf(e)})):e},O_=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return Xc(t,e),t.prototype.render=function(e){return Yc(this,void 0,void 0,(function(){var t,i;return Zc(this,(function(s){switch(s.label){case 0:return 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null;r+=2,r+=t.getUint16(r,false)}return null}(t)||function(e){const t=ex(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){const t=ex(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function ex(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}const tx={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:async function(e,t,i){const s=((t=t||{}).image||{}).type||"auto",{url:r}=i||{};let o;switch(function(e){switch(e){case"auto":case"data":return function(){if(Vy)return"imagebitmap";if(Qy)return"image";if(jy)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return Vy||Qy||jy;case"imagebitmap":return Vy;case"image":return Qy;case"data":return jy;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}(s)){case"imagebitmap":o=await qy(e,t,r);break;case"image":o=await Jy(e,t,r);break;case"data":o=await async function(e,t){const{mimeType:i}=$y(e)||{},s=globalThis._parseImageNode;return z_(s),await s(e,i)}(e);break;default:z_(!1)}return"data"===s&&(o=function(e){switch(Gy(e)){case"data":return e;case"image":case"imagebitmap":const t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}(o)),o},tests:[e=>Boolean($y(new DataView(e)))],options:{image:{type:"auto",decode:!0}}},ix=["image/png","image/jpeg","image/gif"],sx={};function rx(e){return void 0===sx[e]&&(sx[e]=function(e){switch(e){case"image/webp":return function(){if(!W_)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch{return!1}}();case"image/svg":return W_;default:if(!W_){const{_parseImageNode:t}=globalThis;return Boolean(t)&&ix.includes(e)}return!0}}(e)),sx[e]}function ox(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function nx(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;const i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}const ax=["SCALAR","VEC2","VEC3","VEC4"],lx=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],Ax=new Map(lx),hx={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},cx={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},ux={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function dx(e){return ax[e-1]||ax[0]}function px(e){const t=Ax.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function fx(e,t){const i=ux[e.componentType],s=hx[e.type],r=cx[e.componentType],o=e.count*s,n=e.count*s*r;return ox(n>=0&&n<=t.byteLength),{ArrayType:i,length:o,byteLength:n}}const gx={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]};class mx{constructor(e){tv(this,"gltf",void 0),tv(this,"sourceBuffers",void 0),tv(this,"byteLength",void 0),this.gltf=e||{json:{...gx},buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}get json(){return this.gltf.json}getApplicationData(e){return this.json[e]}getExtraData(e){return(this.json.extras||{})[e]}getExtension(e){const t=this.getUsedExtensions().find((t=>t===e)),i=this.json.extensions||{};return t?i[e]||!0:null}getRequiredExtension(e){const t=this.getRequiredExtensions().find((t=>t===e));return t?this.getExtension(e):null}getRequiredExtensions(){return this.json.extensionsRequired||[]}getUsedExtensions(){return this.json.extensionsUsed||[]}getObjectExtension(e,t){return(e.extensions||{})[t]}getScene(e){return this.getObject("scenes",e)}getNode(e){return this.getObject("nodes",e)}getSkin(e){return this.getObject("skins",e)}getMesh(e){return this.getObject("meshes",e)}getMaterial(e){return this.getObject("materials",e)}getAccessor(e){return this.getObject("accessors",e)}getTexture(e){return this.getObject("textures",e)}getSampler(e){return this.getObject("samplers",e)}getImage(e){return this.getObject("images",e)}getBufferView(e){return this.getObject("bufferViews",e)}getBuffer(e){return this.getObject("buffers",e)}getObject(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}getTypedArrayForBufferView(e){const t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];ox(i);const s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}getTypedArrayForAccessor(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,{ArrayType:s,length:r}=fx(e,t);return new s(i,t.byteOffset+e.byteOffset,r)}getTypedArrayForImageData(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}addApplicationData(e,t){return this.json[e]=t,this}addExtraData(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}addObjectExtension(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}setObjectExtension(e,t,i){(e.extensions||{})[t]=i}removeObjectExtension(e,t){const i=e.extensions||{},s=i[t];return delete i[t],s}addExtension(e,t={}){return ox(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}addRequiredExtension(e,t={}){return ox(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}registerUsedExtension(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((t=>t===e))||this.json.extensionsUsed.push(e)}registerRequiredExtension(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((t=>t===e))||this.json.extensionsRequired.push(e)}removeExtension(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}setDefaultScene(e){this.json.scene=e}addScene(e){const{nodeIndices:t}=e;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}addNode(e){const{meshIndex:t,matrix:i}=e;this.json.nodes=this.json.nodes||[];const s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}addMesh(e){const{attributes:t,indices:i,material:s,mode:r=4}=e,o={primitives:[{attributes:this._addAttributes(t),mode:r}]};if(i){const e=this._addIndices(i);o.primitives[0].indices=e}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}addPointCloud(e){const t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}addImage(e,t){const i=$y(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}addBufferView(e){const t=e.byteLength;ox(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);const i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=wv(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}addAccessor(e,t){const i={bufferView:e,type:dx(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}addBinaryBuffer(e,t={size:3}){const i=this.addBufferView(e);let s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));const r={size:t.size,componentType:px(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}addTexture(e){const{imageIndex:t}=e,i={source:t};return this.json.textures=this.json.textures||[],this.json.textures.push(i),this.json.textures.length-1}addMaterial(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}createBinaryChunk(){var e,t;this.gltf.buffers=[];const i=this.byteLength,s=new ArrayBuffer(i),r=new Uint8Array(s);let o=0;for(const e of this.sourceBuffers||[])o=Pv(e,r,o);null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=i:this.json.buffers=[{byteLength:i}],this.gltf.binary=s,this.sourceBuffers=[s]}_removeStringFromArray(e,t){let i=!0;for(;i;){const s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}_addAttributes(e={}){const t={};for(const i in e){const s=e[i],r=this._getGltfAttributeName(i),o=this.addBinaryBuffer(s.value,s);t[r]=o}return t}_addIndices(e){return this.addBinaryBuffer(e,{size:1})}_getGltfAttributeName(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}_getAccessorMinMax(e,t){const i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];const s=e.subarray(0,t);for(const e of 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rCFZl9zAG8oGBJHIjGBABAIjGBABCIJRBAFCaJHFQBSGMMEXGXAKAE9JQBC9+bMAK1BBHGCgFZRIGXGXAGCa9MQBAKCFJRKSFMAK1BFHGCgBZCOWAICgBZqRIGXAGCa9MQBAKCGJRKSFMAK1BGHGCgBZCfWAIqRIGXAGCa9MQBAKCEJRKSFMAK1BEHGCgBZCdWAIqRIGXAGCa9MQBAKCIJRKSFMAK2BIC8cWAIqRIAKCLJRKMABAICGrCBAICFrCFZl9zALCNJAICFZCGWqHI8oGBJHG87FBAIAGjGBABCGJRBAFCaJHFQBMMCBC99AKAE6yRKMAKM+lLKFaF99GaG99FaG99GXGXAGCI9HQBAF9FQFEXGXGX9DBBB8/9DBBB+/ABCGJHG1BB+yAB1BBHE+yHI+L+TABCFJHL1BBHK+yHO+L+THN9DBBBB9gHVyAN9DBB/+hANAN+U9DBBBBANAVyHcAc+MHMAECa3yAI+SHIAI+UAcAMAKCa3yAO+SHcAc+U+S+S+R+VHO+U+SHN+L9DBBB9P9d9FQBAN+oRESFMCUUUU94REMAGAE86BBGXGX9DBBB8/9DBBB+/Ac9DBBBB9gyAcAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMALAG86BBGXGX9DBBB8/9DBBB+/AI9DBBBB9gyAIAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMABAG86BBABCIJRBAFCaJHFQBSGMMAF9FQBEXGXGX9DBBB8/9DBBB+/ABCIJHG8uFB+yAB8uFBHE+yHI+L+TABCGJHL8uFBHK+yHO+L+THN9DBBBB9gHVyAN9DB/+g6ANAN+U9DBBBBANAVyHcAc+MHMAECa3yAI+SHIAI+UAcAMAKCa3yAO+SHcAc+U+S+S+R+VHO+U+SHN+L9DBBB9P9d9FQBAN+oRESFMCUUUU94REMAGAE87FBGXGX9DBBB8/9DBBB+/Ac9DBBBB9gyAcAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMALAG87FBGXGX9DBBB8/9DBBB+/AI9DBBBB9gyAIAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMABAG87FBABCNJRBAFCaJHFQBMMM/SEIEaE99EaF99GXAF9FQBCBREABRIEXGXGX9D/zI818/AICKJ8uFBHLCEq+y+VHKAI8uFB+y+UHO9DB/+g6+U9DBBB8/9DBBB+/AO9DBBBB9gy+SHN+L9DBBB9P9d9FQBAN+oRVSFMCUUUU94RVMAICIJ8uFBRcAICGJ8uFBRMABALCFJCEZAEqCFWJAV87FBGXGXAKAM+y+UHN9DB/+g6+U9DBBB8/9DBBB+/AN9DBBBB9gy+SHS+L9DBBB9P9d9FQBAS+oRMSFMCUUUU94RMMABALCGJCEZAEqCFWJAM87FBGXGXAKAc+y+UHK9DB/+g6+U9DBBB8/9DBBB+/AK9DBBBB9gy+SHS+L9DBBB9P9d9FQBAS+oRcSFMCUUUU94RcMABALCaJCEZAEqCFWJAc87FBGXGX9DBBU8/AOAO+U+TANAN+U+TAKAK+U+THO9DBBBBAO9DBBBB9gy+R9DB/+g6+U9DBBB8/+SHO+L9DBBB9P9d9FQBAO+oRcSFMCUUUU94RcMABALCEZAEqCFWJAc87FBAICNJRIAECIJREAFCaJHFQBMMM9JBGXAGCGrAF9sHF9FQBEXABAB8oGBHGCNWCN91+yAGCi91CnWCUUU/8EJ+++U84GBABCIJRBAFCaJHFQBMMM9TFEaCBCB8oGUkUUBHFABCEJC98ZJHBjGUkUUBGXGXAB8/BCTWHGuQBCaREABAGlCggEJCTrXBCa6QFMAFREMAEM/lFFFaGXGXAFABqCEZ9FQBABRESFMGXGXAGCT9PQBABRESFMABREEXAEAF8oGBjGBAECIJAFCIJ8oGBjGBAECNJAFCNJ8oGBjGBAECSJAFCSJ8oGBjGBAECTJREAFCTJRFAGC9wJHGCb9LQBMMAGCI9JQBEXAEAF8oGBjGBAFCIJRFAECIJREAGC98JHGCE9LQBMMGXAG9FQBEXAEAF2BB86BBAECFJREAFCFJRFAGCaJHGQBMMABMoFFGaGXGXABCEZ9FQBABRESFMAFCgFZC+BwsN9sRIGXGXAGCT9PQBABRESFMABREEXAEAIjGBAECSJAIjGBAECNJAIjGBAECIJAIjGBAECTJREAGC9wJHGCb9LQBMMAGCI9JQBEXAEAIjGBAECIJREAGC98JHGCE9LQBMMGXAG9FQBEXAEAF86BBAECFJREAGCaJHGQBMMABMMMFBCUNMIT9kBB",vx="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t=await WebAssembly.instantiate(function(e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;++i){const s=e.charCodeAt(i);t[i]=s>96?s-71:s>64?s-65:s>47?s+4:s>46?63:62}let i=0;for(let s=0;s<e.length;++s)t[i++]=t[s]<60?yx[t[s]]:64*(t[s]-60)+t[++s];return t.buffer.slice(0,i)}(e),{});return await t.instance.exports.__wasm_call_ctors(),t.instance}());return Px}();!function(e,t,i,s,r,o,n){const a=e.exports.sbrk,l=s+3&-4,A=a(l*r),h=a(o.length),c=new Uint8Array(e.exports.memory.buffer);c.set(o,h);const u=t(A,s,r,h,o.length);0===u&&n&&n(A,l,r);if(i.set(c.subarray(A,A+s*r)),a(A-a(0)),0!==u)throw new Error("Malformed buffer data: ".concat(u))}(n,n.exports[Bx[r]],e,t,i,s,n.exports[xx[o||"NONE"]])}let Px;async function Cx(e,t){const i=e.getObjectExtension(t,"EXT_meshopt_compression");if(i){const{byteOffset:s=0,byteLength:r=0,byteStride:o,count:n,mode:a,filter:l="NONE",buffer:A}=i,h=e.gltf.buffers[A],c=new Uint8Array(h.arrayBuffer,h.byteOffset+s,r),u=new 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Fx=Object.freeze({__proto__:null,name:"KHR_texture_basisu",preprocess:function(e,t){const i=new mx(e),{json:s}=i;for(const e of s.textures||[]){const t=i.getObjectExtension(e,"KHR_texture_basisu");t&&(e.source=t.source),i.removeObjectExtension(e,"KHR_texture_basisu")}i.removeExtension("KHR_texture_basisu")}});const Ix={name:"Draco",id:"draco",module:"draco",shapes:["mesh"],version:"3.2.6",worker:!0,extensions:["drc"],mimeTypes:["application/octet-stream"],binary:!0,tests:["DRACO"],options:{draco:{decoderType:"object"==typeof WebAssembly?"wasm":"js",libraryPath:"libs/",extraAttributes:{},attributeNameEntry:void 0}}};class Dx{constructor(e,t){tv(this,"fields",void 0),tv(this,"metadata",void 0),function(e,t){if(!e)throw new Error(t||"loader assertion failed.")}(Array.isArray(e)),function(e){const t={};for(const i of e)t[i.name]&&console.warn("Schema: duplicated field name",i.name,i),t[i.name]=!0}(e),this.fields=e,this.metadata=t||new 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this.type&&this.type.typeId}clone(){return new Tx(this.name,this.type,this.nullable,this.metadata)}compareTo(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}toString(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}let Rx,Lx,Ux,kx;!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(Rx||(Rx={}));class Ox{static isNull(e){return e&&e.typeId===Rx.Null}static isInt(e){return e&&e.typeId===Rx.Int}static isFloat(e){return e&&e.typeId===Rx.Float}static isBinary(e){return e&&e.typeId===Rx.Binary}static isUtf8(e){return e&&e.typeId===Rx.Utf8}static isBool(e){return e&&e.typeId===Rx.Bool}static isDecimal(e){return e&&e.typeId===Rx.Decimal}static isDate(e){return e&&e.typeId===Rx.Date}static isTime(e){return e&&e.typeId===Rx.Time}static isTimestamp(e){return e&&e.typeId===Rx.Timestamp}static isInterval(e){return e&&e.typeId===Rx.Interval}static isList(e){return e&&e.typeId===Rx.List}static isStruct(e){return e&&e.typeId===Rx.Struct}static isUnion(e){return e&&e.typeId===Rx.Union}static isFixedSizeBinary(e){return e&&e.typeId===Rx.FixedSizeBinary}static isFixedSizeList(e){return e&&e.typeId===Rx.FixedSizeList}static isMap(e){return e&&e.typeId===Rx.Map}static isDictionary(e){return e&&e.typeId===Rx.Dictionary}get typeId(){return Rx.NONE}compareTo(e){return this===e}}Lx=Symbol.toStringTag;class Nx extends Ox{constructor(e,t){super(),tv(this,"isSigned",void 0),tv(this,"bitWidth",void 0),this.isSigned=e,this.bitWidth=t}get typeId(){return Rx.Int}get[Lx](){return"Int"}toString(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}class Qx extends Nx{constructor(){super(!0,8)}}class Vx extends Nx{constructor(){super(!0,16)}}class Hx extends Nx{constructor(){super(!0,32)}}class jx extends Nx{constructor(){super(!1,8)}}class Gx extends Nx{constructor(){super(!1,16)}}class zx extends Nx{constructor(){super(!1,32)}}const Wx=32,Kx=64;Ux=Symbol.toStringTag;class Xx extends Ox{constructor(e){super(),tv(this,"precision",void 0),this.precision=e}get typeId(){return Rx.Float}get[Ux](){return"Float"}toString(){return"Float".concat(this.precision)}}class Jx extends Xx{constructor(){super(Wx)}}class Yx extends Xx{constructor(){super(Kx)}}kx=Symbol.toStringTag;class Zx extends Ox{constructor(e,t){super(),tv(this,"listSize",void 0),tv(this,"children",void 0),this.listSize=e,this.children=[t]}get typeId(){return Rx.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get[kx](){return"FixedSizeList"}toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}function qx(e,t,i){const s=function(e){switch(e.constructor){case Int8Array:return new Qx;case Uint8Array:return new jx;case Int16Array:return new Vx;case Uint16Array:return new Gx;case Int32Array:return new Hx;case Uint32Array:return new zx;case Float32Array:return new Jx;case Float64Array:return new Yx;default:throw new Error("array type not supported")}}(t.value),r=i||function(e){const t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new Tx(e,new Zx(t.size,new Tx("value",s)),!1,r)}function $x(e,t,i){return qx(e,t,i?eB(i.metadata):void 0)}function eB(e){const t=new Map;for(const i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}const tB={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},iB={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};class sB{constructor(e){tv(this,"draco",void 0),tv(this,"decoder",void 0),tv(this,"metadataQuerier",void 0),this.draco=e,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}destroy(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}parseSync(e,t={}){const i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);const s=this.decoder.GetEncodedGeometryType(i),r=s===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{let e;switch(s){case this.draco.TRIANGULAR_MESH:e=this.decoder.DecodeBufferToMesh(i,r);break;case this.draco.POINT_CLOUD:e=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!e.ok()||!r.ptr){const t="DRACO decompression failed: ".concat(e.error_msg());throw new Error(t)}const o=this._getDracoLoaderData(r,s,t),n=this._getMeshData(r,o,t),a=function(e){let t=1/0,i=1/0,s=1/0,r=-1/0,o=-1/0,n=-1/0;const a=e.POSITION?e.POSITION.value:[],l=a&&a.length;for(let e=0;e<l;e+=3){const l=a[e],A=a[e+1],h=a[e+2];t=l<t?l:t,i=A<i?A:i,s=h<s?h:s,r=l>r?l:r,o=A>o?A:o,n=h>n?h:n}return[[t,i,s],[r,o,n]]}(n.attributes),l=function(e,t,i){const s=eB(t.metadata),r=[],o=function(e){const t={};for(const i in e){const s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(const t in e){const i=$x(t,e[t],o[t]);r.push(i)}if(i){const e=$x("indices",i);r.push(e)}return new Dx(r,s)}(n.attributes,o,n.indices);return{loader:"draco",loaderData:o,header:{vertexCount:r.num_points(),boundingBox:a},...n,schema:l}}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}_getDracoLoaderData(e,t,i){const s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}_getDracoAttributes(e,t){const i={};for(let s=0;s<e.num_attributes();s++){const r=this.decoder.GetAttribute(e,s),o=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:o};const n=this._getQuantizationTransform(r,t);n&&(i[r.unique_id()].quantization_transform=n);const a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}_getMeshData(e,t,i){const s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}_getMeshAttributes(e,t,i){const s={};for(const r of Object.values(e.attributes)){const e=this._deduceAttributeName(r,i);r.name=e;const{value:o,size:n}=this._getAttributeValues(t,r);s[e]={value:o,size:n,byteOffset:r.byte_offset,byteStride:r.byte_stride,normalized:r.normalized}}return s}_getTriangleListIndices(e){const t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}_getTriangleStripIndices(e){const t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}_getAttributeValues(e,t){const i=iB[t.data_type],s=t.num_components,r=e.num_points()*s,o=r*i.BYTES_PER_ELEMENT,n=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,i);let a;const l=this.draco._malloc(o);try{const s=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,s,n,o,l),a=new i(this.draco.HEAPF32.buffer,l,r).slice()}finally{this.draco._free(l)}return{value:a,size:s}}_deduceAttributeName(e,t){const i=e.unique_id;for(const[e,s]of Object.entries(t.extraAttributes||{}))if(s===i)return e;const s=e.attribute_type;for(const e in tB){if(this.draco[e]===s)return tB[e]}const r=t.attributeNameEntry||"name";return e.metadata[r]?e.metadata[r].string:"CUSTOM_ATTRIBUTE_".concat(i)}_getTopLevelMetadata(e){const t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}_getAttributeMetadata(e,t){const i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}_getDracoMetadata(e){if(!e||!e.ptr)return{};const t={},i=this.metadataQuerier.NumEntries(e);for(let s=0;s<i;s++){const i=this.metadataQuerier.GetEntryName(e,s);t[i]=this._getDracoMetadataField(e,i)}return t}_getDracoMetadataField(e,t){const i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);const s=function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}_disableAttributeTransforms(e){const{quantizedAttributes:t=[],octahedronAttributes:i=[]}=e,s=[...t,...i];for(const e of s)this.decoder.SkipAttributeTransform(this.draco[e])}_getQuantizationTransform(e,t){const{quantizedAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits(),range:t.range(),min_values:new Float32Array([1,2,3]).map((e=>t.min_value(e)))}}finally{this.draco.destroy(t)}}return null}_getOctahedronTransform(e,t){const{octahedronAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits()}}finally{this.draco.destroy(t)}}return null}}const rB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),oB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),nB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");let aB;async function lB(e){const t=e.modules||{};return aB=t.draco3d?aB||t.draco3d.createDecoderModule({}).then((e=>({draco:e}))):aB||async function(e){let t,i;if("js"===(e.draco&&e.draco.decoderType))t=await gv(rB,"draco",e);else[t,i]=await Promise.all([await gv(oB,"draco",e),await gv(nB,"draco",e)]);return t=t||globalThis.DracoDecoderModule,await function(e,t){const i={};t&&(i.wasmBinary=t);return new Promise((t=>{e({...i,onModuleLoaded:e=>t({draco:e})})}))}(t,i)}(e),await aB}const AB={...Ix,parse:async function(e,t){const{draco:i}=await lB(t),s=new sB(i);try{return s.parseSync(e,null==t?void 0:t.draco)}finally{s.destroy()}}};function hB(e){const{buffer:t,size:i,count:s}=function(e){let t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t,i=!1){if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e);return{value:t,size:i,byteOffset:0,count:s,type:dx(i),componentType:px(t)}}async function cB(e,t,i,s){const r=e.getObjectExtension(t,"KHR_draco_mesh_compression");if(!r)return;const o=e.getTypedArrayForBufferView(r.bufferView),n=Bv(o.buffer,o.byteOffset),{parse:a}=s,l={...i};delete l["3d-tiles"];const A=await a(n,AB,l,s),h=function(e){const t={};for(const i in e){const s=e[i];if("indices"!==i){const e=hB(s);t[i]=e}}return t}(A.attributes);for(const[i,s]of Object.entries(h))if(i in t.attributes){const r=t.attributes[i],o=e.getAccessor(r);null!=o&&o.min&&null!=o&&o.max&&(s.min=o.min,s.max=o.max)}t.attributes=h,A.indices&&(t.indices=hB(A.indices)),function(e){if(!e.attributes&&Object.keys(e.attributes).length>0)throw new Error("glTF: Empty primitive detected: Draco decompression failure?")}(t)}function uB(e,t,i=4,s,r){var o;if(!s.DracoWriter)throw new Error("options.gltf.DracoWriter not provided");const n=s.DracoWriter.encodeSync({attributes:e}),a=null==r||null===(o=r.parseSync)||void 0===o?void 0:o.call(r,{attributes:e}),l=s._addFauxAttributes(a.attributes);return{primitives:[{attributes:l,mode:i,extensions:{KHR_draco_mesh_compression:{bufferView:s.addBufferView(n),attributes:l}}}]}}function*dB(e){for(const t of e.json.meshes||[])for(const e of t.primitives)yield e}var pB=Object.freeze({__proto__:null,name:"KHR_draco_mesh_compression",preprocess:function(e,t,i){const s=new mx(e);for(const e of dB(s))s.getObjectExtension(e,"KHR_draco_mesh_compression")},decode:async function(e,t,i){var s;if(null==t||null===(s=t.gltf)||void 0===s||!s.decompressMeshes)return;const r=new mx(e),o=[];for(const e of dB(r))r.getObjectExtension(e,"KHR_draco_mesh_compression")&&o.push(cB(r,e,t,i));await Promise.all(o),r.removeExtension("KHR_draco_mesh_compression")},encode:function(e,t={}){const i=new mx(e);for(const e of i.json.meshes||[])uB(e),i.addRequiredExtension("KHR_draco_mesh_compression")}});var fB=Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:async function(e){const t=new mx(e),{json:i}=t,s=t.getExtension("KHR_lights_punctual");s&&(t.json.lights=s.lights,t.removeExtension("KHR_lights_punctual"));for(const e of i.nodes||[]){const i=t.getObjectExtension(e,"KHR_lights_punctual");i&&(e.light=i.light),t.removeObjectExtension(e,"KHR_lights_punctual")}},encode:async function(e){const t=new mx(e),{json:i}=t;if(i.lights){const e=t.addExtension("KHR_lights_punctual");ox(!e.lights),e.lights=i.lights,delete i.lights}if(t.json.lights){for(const e of t.json.lights){const i=e.node;t.addObjectExtension(i,"KHR_lights_punctual",e)}delete t.json.lights}}});function gB(e,t){const i=Object.assign({},e.values);return Object.keys(e.uniforms||{}).forEach((t=>{e.uniforms[t].value&&!(t in i)&&(i[t]=e.uniforms[t].value)})),Object.keys(i).forEach((e=>{"object"==typeof i[e]&&void 0!==i[e].index&&(i[e].texture=t.getTexture(i[e].index))})),i}const mB=[Mx,Ex,Fx,pB,fB,Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:async function(e){const t=new mx(e),{json:i}=t;t.removeExtension("KHR_materials_unlit");for(const e of i.materials||[]){e.extensions&&e.extensions.KHR_materials_unlit&&(e.unlit=!0),t.removeObjectExtension(e,"KHR_materials_unlit")}},encode:function(e){const t=new mx(e),{json:i}=t;if(t.materials)for(const e of i.materials||[])e.unlit&&(delete e.unlit,t.addObjectExtension(e,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:async function(e){const t=new mx(e),{json:i}=t,s=t.getExtension("KHR_techniques_webgl");if(s){const e=function(e,t){const{programs:i=[],shaders:s=[],techniques:r=[]}=e,o=new TextDecoder;return s.forEach((e=>{if(!Number.isFinite(e.bufferView))throw new Error("KHR_techniques_webgl: no shader code");e.code=o.decode(t.getTypedArrayForBufferView(e.bufferView))})),i.forEach((e=>{e.fragmentShader=s[e.fragmentShader],e.vertexShader=s[e.vertexShader]})),r.forEach((e=>{e.program=i[e.program]})),r}(s,t);for(const s of i.materials||[]){const i=t.getObjectExtension(s,"KHR_techniques_webgl");i&&(s.technique=Object.assign({},i,e[i.technique]),s.technique.values=gB(s.technique,t)),t.removeObjectExtension(s,"KHR_techniques_webgl")}t.removeExtension("KHR_techniques_webgl")}},encode:async function(e,t){}})];function _B(e,t){var i;const s=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in s&&!s[e])}const vB={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},bB={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"};class yB{constructor(){tv(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),tv(this,"json",void 0)}normalize(e,t){this.json=e.json;const i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to glTF v2 format. This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){const t=new mx(e),{json:i}=t;for(const e of i.images||[]){const i=t.getObjectExtension(e,"KHR_binary_glTF");i&&Object.assign(e,i),t.removeObjectExtension(e,"KHR_binary_glTF")}i.buffers&&i.buffers[0]&&delete i.buffers[0].uri,t.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}_addAsset(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}_convertTopLevelObjectsToArrays(e){for(const t in vB)this._convertTopLevelObjectToArray(e,t)}_convertTopLevelObjectToArray(e,t){const i=e[t];if(i&&!Array.isArray(i)){e[t]=[];for(const s in i){const r=i[s];r.id=r.id||s;const o=e[t].length;e[t].push(r),this.idToIndexMap[t][s]=o}}}_convertObjectIdsToArrayIndices(e){for(const t in vB)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));for(const t of e.textures)this._convertTextureIds(t);for(const t of e.meshes)this._convertMeshIds(t);for(const t of e.nodes)this._convertNodeIds(t);for(const t of e.scenes)this._convertSceneIds(t)}_convertTextureIds(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}_convertMeshIds(e){for(const t of e.primitives){const{attributes:e,indices:i,material:s}=t;for(const t in e)e[t]=this._convertIdToIndex(e[t],"accessor");i&&(t.indices=this._convertIdToIndex(i,"accessor")),s&&(t.material=this._convertIdToIndex(s,"material"))}}_convertNodeIds(e){e.children&&(e.children=e.children.map((e=>this._convertIdToIndex(e,"node")))),e.meshes&&(e.meshes=e.meshes.map((e=>this._convertIdToIndex(e,"mesh"))))}_convertSceneIds(e){e.nodes&&(e.nodes=e.nodes.map((e=>this._convertIdToIndex(e,"node"))))}_convertIdsToIndices(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);for(const i of e[t])for(const e in i){const t=i[e],s=this._convertIdToIndex(t,e);i[e]=s}}_convertIdToIndex(e,t){const i=bB[t];if(i in this.idToIndexMap){const s=this.idToIndexMap[i][e];if(!Number.isFinite(s))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return s}return e}_updateObjects(e){for(const e of this.json.buffers)delete e.type}_updateMaterial(e){for(const s of e.materials){var t,i;s.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};const r=(null===(t=s.values)||void 0===t?void 0:t.tex)||(null===(i=s.values)||void 0===i?void 0:i.texture2d_0),o=e.textures.findIndex((e=>e.id===r));-1!==o&&(s.pbrMetallicRoughness.baseColorTexture={index:o})}}}const xB={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},BB={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},wB=10240,PB=10241,CB=10242,MB=10243,EB=10497,FB={magFilter:wB,minFilter:PB,wrapS:CB,wrapT:MB},IB={[wB]:9729,[PB]:9986,[CB]:EB,[MB]:EB};class DB{constructor(){tv(this,"baseUri",""),tv(this,"json",{}),tv(this,"buffers",[]),tv(this,"images",[])}postProcess(e,t={}){const{json:i,buffers:s=[],images:r=[],baseUri:o=""}=e;return ox(i),this.baseUri=o,this.json=i,this.buffers=s,this.images=r,this._resolveTree(this.json,t),this.json}_resolveTree(e,t={}){e.bufferViews&&(e.bufferViews=e.bufferViews.map(((e,t)=>this._resolveBufferView(e,t)))),e.images&&(e.images=e.images.map(((e,t)=>this._resolveImage(e,t)))),e.samplers&&(e.samplers=e.samplers.map(((e,t)=>this._resolveSampler(e,t)))),e.textures&&(e.textures=e.textures.map(((e,t)=>this._resolveTexture(e,t)))),e.accessors&&(e.accessors=e.accessors.map(((e,t)=>this._resolveAccessor(e,t)))),e.materials&&(e.materials=e.materials.map(((e,t)=>this._resolveMaterial(e,t)))),e.meshes&&(e.meshes=e.meshes.map(((e,t)=>this._resolveMesh(e,t)))),e.nodes&&(e.nodes=e.nodes.map(((e,t)=>this._resolveNode(e,t)))),e.skins&&(e.skins=e.skins.map(((e,t)=>this._resolveSkin(e,t)))),e.scenes&&(e.scenes=e.scenes.map(((e,t)=>this._resolveScene(e,t)))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}getScene(e){return this._get("scenes",e)}getNode(e){return this._get("nodes",e)}getSkin(e){return this._get("skins",e)}getMesh(e){return this._get("meshes",e)}getMaterial(e){return this._get("materials",e)}getAccessor(e){return this._get("accessors",e)}getCamera(e){return null}getTexture(e){return this._get("textures",e)}getSampler(e){return this._get("samplers",e)}getImage(e){return this._get("images",e)}getBufferView(e){return this._get("bufferViews",e)}getBuffer(e){return this._get("buffers",e)}_get(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}_resolveScene(e,t){return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((e=>this.getNode(e))),e}_resolveNode(e,t){return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((e=>this.getNode(e)))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce(((e,t)=>{const i=this.getMesh(t);return e.id=i.id,e.primitives=e.primitives.concat(i.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}_resolveSkin(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}_resolveMesh(e,t){return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((e=>{const t=(e={...e}).attributes;e.attributes={};for(const i in t)e.attributes[i]=this.getAccessor(t[i]);return void 0!==e.indices&&(e.indices=this.getAccessor(e.indices)),void 0!==e.material&&(e.material=this.getMaterial(e.material)),e}))),e}_resolveMaterial(e,t){if(e.id=e.id||"material-".concat(t),e.normalTexture&&(e.normalTexture={...e.normalTexture},e.normalTexture.texture=this.getTexture(e.normalTexture.index)),e.occlusionTexture&&(e.occlustionTexture={...e.occlustionTexture},e.occlusionTexture.texture=this.getTexture(e.occlusionTexture.index)),e.emissiveTexture&&(e.emmisiveTexture={...e.emmisiveTexture},e.emissiveTexture.texture=this.getTexture(e.emissiveTexture.index)),e.emissiveFactor||(e.emissiveFactor=e.emmisiveTexture?[1,1,1]:[0,0,0]),e.pbrMetallicRoughness){e.pbrMetallicRoughness={...e.pbrMetallicRoughness};const t=e.pbrMetallicRoughness;t.baseColorTexture&&(t.baseColorTexture={...t.baseColorTexture},t.baseColorTexture.texture=this.getTexture(t.baseColorTexture.index)),t.metallicRoughnessTexture&&(t.metallicRoughnessTexture={...t.metallicRoughnessTexture},t.metallicRoughnessTexture.texture=this.getTexture(t.metallicRoughnessTexture.index))}return e}_resolveAccessor(e,t){var i,s;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,BB[i]),e.components=(s=e.type,xB[s]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){const t=e.bufferView.buffer,{ArrayType:i,byteLength:s}=fx(e,e.bufferView),r=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+t.byteOffset;let o=t.arrayBuffer.slice(r,r+s);e.bufferView.byteStride&&(o=this._getValueFromInterleavedBuffer(t,r,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new i(o)}return e}_getValueFromInterleavedBuffer(e,t,i,s,r){const o=new Uint8Array(r*s);for(let n=0;n<r;n++){const r=t+n*i;o.set(new Uint8Array(e.arrayBuffer.slice(r,r+s)),n*s)}return o.buffer}_resolveTexture(e,t){return e.id=e.id||"texture-".concat(t),e.sampler="sampler"in e?this.getSampler(e.sampler):IB,e.source=this.getImage(e.source),e}_resolveSampler(e,t){e.id=e.id||"sampler-".concat(t),e.parameters={};for(const t in e){const i=this._enumSamplerParameter(t);void 0!==i&&(e.parameters[i]=e[t])}return e}_enumSamplerParameter(e){return FB[e]}_resolveImage(e,t){e.id=e.id||"image-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView));const i=this.images[t];return i&&(e.image=i),e}_resolveBufferView(e,t){const i=e.buffer,s={id:"bufferView-".concat(t),...e,buffer:this.buffers[i]},r=this.buffers[i].arrayBuffer;let o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}_resolveCamera(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}const SB=1735152710,TB=!0;function RB(e,t,i=0,s={}){const r=new DataView(t),o=function(e,t=0){return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}(r,i+0),n=r.getUint32(i+4,TB),a=r.getUint32(i+8,TB);switch(Object.assign(e,{header:{byteOffset:i,byteLength:a,hasBinChunk:!1},type:o,version:n,json:{},binChunks:[]}),i+=12,e.version){case 1:return function(e,t,i){z_(e.header.byteLength>20);const s=t.getUint32(i+0,TB),r=t.getUint32(i+4,TB);return i+=8,z_(0===r),LB(e,t,i,s),i+=s,i+=UB(e,t,i,e.header.byteLength)}(e,r,i);case 2:return function(e,t,i,s){return z_(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){const r=t.getUint32(i+0,TB),o=t.getUint32(i+4,TB);switch(i+=8,o){case 1313821514:LB(e,t,i,r);break;case 5130562:UB(e,t,i,r);break;case 0:s.strict||LB(e,t,i,r);break;case 1:s.strict||UB(e,t,i,r)}i+=wv(r,4)}}(e,t,i,s),i+e.header.byteLength}(e,r,i,{});default:throw new Error("Invalid GLB version ".concat(e.version,". Only supports v1 and v2."))}}function LB(e,t,i,s){const r=new Uint8Array(t.buffer,i,s),o=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(o),wv(s,4)}function UB(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),wv(s,4)}async function kB(e,t,i=0,s,r){var o,n,a,l;!function(e,t,i,s){s.uri&&(e.baseUri=s.uri);if(t instanceof ArrayBuffer&&!function(e,t=0,i={}){const s=new DataView(e),{magic:r=SB}=i,o=s.getUint32(t,!1);return o===r||o===SB}(t,i,s)){t=(new TextDecoder).decode(t)}if("string"==typeof t)e.json=bv(t);else if(t instanceof ArrayBuffer){const r={};i=RB(r,t,i,s.glb),ox("glTF"===r.type,"Invalid GLB magic string ".concat(r.type)),e._glb=r,e.json=r.json}else ox(!1,"GLTF: must be ArrayBuffer or string");const r=e.json.buffers||[];if(e.buffers=new Array(r.length).fill(null),e._glb&&e._glb.header.hasBinChunk){const{binChunks:t}=e._glb;e.buffers[0]={arrayBuffer:t[0].arrayBuffer,byteOffset:t[0].byteOffset,byteLength:t[0].byteLength}}const o=e.json.images||[];e.images=new Array(o.length).fill({})}(e,t,i,s),function(e,t={}){(new yB).normalize(e,t)}(e,{normalize:null==s||null===(o=s.gltf)||void 0===o?void 0:o.normalize}),function(e,t={},i){const s=mB.filter((e=>_B(e.name,t)));for(const o of s){var r;null===(r=o.preprocess)||void 0===r||r.call(o,e,t,i)}}(e,s,r);const A=[];if(null!=s&&null!==(n=s.gltf)&&void 0!==n&&n.loadBuffers&&e.json.buffers&&await async function(e,t,i){const s=e.json.buffers||[];for(let n=0;n<s.length;++n){const a=s[n];if(a.uri){var r,o;const{fetch:s}=i;ox(s);const l=nx(a.uri,t),A=await(null==i||null===(r=i.fetch)||void 0===r?void 0:r.call(i,l)),h=await(null==A||null===(o=A.arrayBuffer)||void 0===o?void 0:o.call(A));e.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete a.uri}else null===e.buffers[n]&&(e.buffers[n]={arrayBuffer:new ArrayBuffer(a.byteLength),byteOffset:0,byteLength:a.byteLength})}}(e,s,r),null!=s&&null!==(a=s.gltf)&&void 0!==a&&a.loadImages){const t=async function(e,t,i){const s=function(e){const t=new Set,i=e.json.textures||[];for(const e of i)void 0!==e.source&&t.add(e.source);return Array.from(t).sort()}(e),r=e.json.images||[],o=[];for(const n of s)o.push(OB(e,r[n],n,t,i));return await Promise.all(o)}(e,s,r);A.push(t)}const h=async function(e,t={},i){const s=mB.filter((e=>_B(e.name,t)));for(const o of s){var r;await(null===(r=o.decode)||void 0===r?void 0:r.call(o,e,t,i))}}(e,s,r);return A.push(h),await Promise.all(A),null!=s&&null!==(l=s.gltf)&&void 0!==l&&l.postProcess?function(e,t){return(new DB).postProcess(e,t)}(e,s):e}async function OB(e,t,i,s,r){const{fetch:o,parse:n}=r;let a;if(t.uri){const e=nx(t.uri,s),i=await o(e);a=await i.arrayBuffer()}if(Number.isFinite(t.bufferView)){const i=function(e,t,i){const s=e.bufferViews[i];ox(s);const r=t[s.buffer];ox(r);const o=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,o,s.byteLength)}(e.json,e.buffers,t.bufferView);a=Bv(i.buffer,i.byteOffset,i.byteLength)}ox(a,"glTF image has no data");let l=await n(a,[tx,Oy],{mimeType:t.mimeType,basis:s.basis||{format:ky()}},r);l&&l[0]&&(l={compressed:!0,mipmaps:!1,width:l[0].width,height:l[0].height,data:l[0]}),e.images=e.images||[],e.images[i]=l}const NB={name:"glTF",id:"gltf",module:"gltf",version:"3.2.6",extensions:["gltf","glb"],mimeTypes:["model/gltf+json","model/gltf-binary"],text:!0,binary:!0,tests:["glTF"],parse:async function(e,t={},i){(t={...NB.options,...t}).gltf={...NB.options.gltf,...t.gltf};const{byteOffset:s=0}=t;return await kB({},e,s,t,i)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};class QB{constructor(e){}load(e,t,i,s,r,o,n){!function(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++;"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(n=>{s.basePath=VB(t),HB(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)})):e.dataSource.getGLTF(t,(n=>{s.basePath=VB(t),HB(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)}))}(e,t,i,s=s||{},r,(function(){M.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),o&&o()}),(function(t){e.error(t),n&&n(t),r.fire("error",t)}))}parse(e,t,i,s,r,o,n){HB(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),o&&o()}))}}function VB(e){const t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function HB(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++,ry(i,NB,{baseUri:r.basePath}).then((i=>{const l={src:t,entityId:r.entityId,metaModelJSON:s,autoMetaModel:r.autoMetaModel,metaObjects:[],loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:o.scene,plugin:e,sceneModel:o,numObjects:0,nodes:[],nextId:0,log:t=>{e.log(t)}};!function(e){const t=e.gltfData.textures;if(t)for(let i=0,s=t.length;i<s;i++)jB(e,t[i])}(l),function(e){const t=e.gltfData.materials;if(t)for(let i=0,s=t.length;i<s;i++){const s=t[i];s._textureSetId=GB(e,s),s._attributes=zB(e,s)}}(l),r.autoMetaModel&&l.metaObjects.push({id:o.id,type:"Default",name:o.id}),function(e){const t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void function(e,t){e.plugin.error(t)}(e,"glTF has no default scene");const s=i.nodes;if(!s)return;!function e(t){t.forEach((t=>{const i=t.mesh;i&&(i.instances||=0,i.instances+=1),t.children&&e(t.children)}))}(s);const r=[];let o=null;!function t(i,s,n){i.forEach((i=>{const a=i.name;let l=null!=a&&a||0===s&&"entity-"+e.nextId++;if(l){for(;e.sceneModel.objects[l];)l="entity-"+e.nextId++;r.push(o),o=[]}const A=function(e,t){let i;e.matrix&&(i=e.matrix,t=t?c.mulMat4(t,i,c.mat4()):i);e.translation&&(i=c.translationMat4v(e.translation),t=t?c.mulMat4(t,i,c.mat4()):i);e.rotation&&(i=c.quaternionToMat4(e.rotation),t=t?c.mulMat4(t,i,c.mat4()):i);e.scale&&(i=c.scalingMat4v(e.scale),t=t?c.mulMat4(t,i,c.mat4()):i);return t}(i,n);i.mesh&&function(e,t,i,s){const r=e.mesh;if(!r)return;const o=r.primitives.length;if(o>0)for(let e=0;e<o;e++){const o=r.primitives[e];if(o.mode<4)continue;const n={id:t.sceneModel.id+"."+t.numObjects++},a=o.material;a?(n.textureSetId=a._textureSetId,n.color=a._attributes.color,n.opacity=a._attributes.opacity,n.metallic=a._attributes.metallic,n.roughness=a._attributes.roughness):(n.color=new Float32Array([1,1,1]),n.opacity=1);const l=!1!==t.backfaces||a&&!1!==a.doubleSided;switch(o.mode){case 0:n.primitive="points";break;case 1:case 2:case 3:n.primitive="lines";break;default:n.primitive=l?"triangles":"solid"}const A=o.attributes.POSITION;if(!A)continue;n.localPositions=A.value,n.positions=new Float64Array(n.localPositions.length),o.attributes.NORMAL&&(n.normals=o.attributes.NORMAL.value),o.attributes.TEXCOORD_0&&(n.uv=o.attributes.TEXCOORD_0.value),o.indices&&(n.indices=o.indices.value),i?c.transformPositions3(i,n.localPositions,n.positions):n.positions.set(n.localPositions);const h=c.vec3();K(n.positions,n.positions,h)&&(n.origin=h),t.sceneModel.createMesh(n),s.push(n.id)}}(i,e,A,o),i.children&&t(i.children,s+1,A),l&&(o.length>0&&(e.sceneModel.createEntity({id:l,meshIds:o,isObject:!0}),e.autoMetaModel&&e.metaObjects.push({id:l,type:"Default",name:l,parent:e.sceneModel.id})),o=r.pop())}))}(s,0,null)}(l),o.finalize(),r.autoMetaModel&&e.viewer.metaScene.createMetaModel(o.id,{metaObjects:l.metaObjects}),a.processes--,n()}))}function jB(e,t){if(!t.source||!t.source.image)return;const i="texture-"+e.nextId++;let s=1005;switch(t.sampler.minFilter){case 9728:s=1003;break;case 9729:s=1006;break;case 9984:s=1004;break;case 9985:s=1007;break;case 9986:s=1005;break;case 9987:s=1008}let r=1006;switch(t.sampler.magFilter){case 9728:r=1003;break;case 9729:r=1006}let o=1e3;switch(t.sampler.wrapS){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}let n=1e3;switch(t.sampler.wrapT){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}let a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:o,wrapT:n,wrapR:a,encoding:3001}),t._textureId=i}function GB(e,t){const i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":const e=t.alphaCutoff;i.alphaCutoff=void 0!==e?e:.5}const s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){const r=t.pbrMetallicRoughness,o=r.baseColorTexture||r.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}const r=t.extensions;if(r){const 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r=$B(e,t,null);i&&tw(e,i,s),iw(e,r),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}var qB=function(e,t,i){sw(t,(function(s){var r=$B(e,s,t);i(r)}),(function(t){e.error(t)}))},$B=function(){const e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib 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$i(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(.8,-.07,0,c.identityMat4()),t=c.scaleMat4v([.6,.6,.6],c.identityMat4());return c.mulMat4(e,t,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:s.addChild(new $i(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(.05,-.8,0,c.identityMat4()),t=c.scaleMat4v([.6,.6,.6],c.identityMat4()),i=c.rotationMat4v(90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(c.mulMat4(e,t,c.identityMat4()),i,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:s.addChild(new $i(s,{geometry:new jt(s,is({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const 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e=c.translateMat4c(0,.5,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:s.addChild(new $i(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:s.addChild(new $i(s,{geometry:r.axis,material:o.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:s.addChild(new $i(s,{geometry:r.axisHandle,material:o.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:s.addChild(new $i(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:s.addChild(new $i(s,{geometry:r.axis,material:o.blue,matrix:function(){const 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$i(s,{geometry:r.hoop,material:o.red,highlighted:!0,highlightMaterial:o.highlightRed,matrix:function(){const e=c.rotationMat4v(90*c.DEGTORAD,[0,1,0],c.identityMat4()),t=c.rotationMat4v(270*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:s.addChild(new $i(s,{geometry:r.hoop,material:o.green,highlighted:!0,highlightMaterial:o.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:s.addChild(new $i(s,{geometry:r.hoop,material:o.blue,highlighted:!0,highlightMaterial:o.highlightBlue,matrix:c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHeadBig,material:o.red,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHeadBig,material:o.green,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}_bindEvents(){const e=this;var t=!1;const i=-1,s=0,r=1,o=2,n=3,a=4,l=5,A=this._rootNode;var h=null,u=null;const d=c.vec2(),p=c.vec3([1,0,0]),f=c.vec3([0,1,0]),g=c.vec3([0,0,1]),m=this._viewer.scene.canvas.canvas,_=this._viewer.camera,v=this._viewer.scene;{const e=c.vec3([0,0,0]);let t=-1;this._onCameraViewMatrix=v.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=v.camera.on("projMatrix",(()=>{})),this._onSceneTick=v.on("tick",(()=>{const i=Math.abs(c.lenVec3(c.subVec3(v.camera.eye,this._pos,e)));if(i!==t&&"perspective"===_.projection){const e=.07*(Math.tan(_.perspective.fov*c.DEGTORAD)*i);A.scale=[e,e,e],t=i}if("ortho"===_.projection){const e=_.ortho.scale/10;A.scale=[e,e,e],t=i}}))}const b=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),y=function(){const t=c.mat4();return function(i,s){return c.quaternionToMat4(e._rootNode.quaternion,t),c.transformVec3(t,i,s),c.normalizeVec3(s),s}}();var x=function(){const e=c.vec3();return function(t){const i=Math.abs(t[0]);return i>Math.abs(t[1])&&i>Math.abs(t[2])?c.cross3Vec3(t,[0,1,0],e):c.cross3Vec3(t,[1,0,0],e),c.cross3Vec3(e,t,e),c.normalizeVec3(e),e}}();const B=function(){const t=c.vec3(),i=c.vec3(),s=c.vec4();return function(r,o,n){y(r,s);const a=x(s,o,n);P(o,a,t),P(n,a,i),c.subVec3(i,t);const l=c.dotVec3(i,s);e._pos[0]+=s[0]*l,e._pos[1]+=s[1]*l,e._pos[2]+=s[2]*l,e._rootNode.position=e._pos,e._sectionPlane&&(e._sectionPlane.pos=e._pos)}}();var w=function(){const t=c.vec4(),i=c.vec4(),s=c.vec4(),r=c.vec4();return function(o,n,a){y(o,r);if(!(P(n,r,t)&&P(a,r,i))){const e=x(r,n,a);P(n,e,t,1),P(a,e,i,1);var l=c.dotVec3(t,r);t[0]-=l*r[0],t[1]-=l*r[1],t[2]-=l*r[2],l=c.dotVec3(i,r),i[0]-=l*r[0],i[1]-=l*r[1],i[2]-=l*r[2]}c.normalizeVec3(t),c.normalizeVec3(i),l=c.dotVec3(t,i),l=c.clamp(l,-1,1);var A=Math.acos(l)*c.RADTODEG;c.cross3Vec3(t,i,s),c.dotVec3(s,r)<0&&(A=-A),e._rootNode.rotate(o,A),C()}}(),P=function(){const t=c.vec4([0,0,0,1]),i=c.mat4();return function(s,r,o,n){n=n||0,t[0]=s[0]/m.width*2-1,t[1]=-(s[1]/m.height*2-1),t[2]=0,t[3]=1,c.mulMat4(_.projMatrix,_.viewMatrix,i),c.inverseMat4(i),c.transformVec4(i,t,t),c.mulVec4Scalar(t,1/t[3]);var a=_.eye;c.subVec4(t,a,t);const l=e._sectionPlane.pos;var A=-c.dotVec3(l,r)-n,h=c.dotVec3(r,t);if(Math.abs(h)>.005){var u=-(c.dotVec3(r,a)+A)/h;return c.mulVec3Scalar(t,u,o),c.addVec3(o,a),c.subVec3(o,l,o),!0}return!1}}();const C=function(){const t=c.vec3(),i=c.mat4();return function(){e.sectionPlane&&(c.quaternionToMat4(A.quaternion,i),c.transformVec3(i,[0,0,1],t),e._setSectionPlaneDir(t))}}();var M,E=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(e=>{if(!this._visible)return;if(E)return;var A;t=!1,M&&(M.visible=!1);switch(e.entity.id){case this._displayMeshes.xAxisArrowHandle.id:case this._displayMeshes.xAxisHandle.id:A=this._affordanceMeshes.xAxisArrow,h=s;break;case this._displayMeshes.yAxisArrowHandle.id:case this._displayMeshes.yShaftHandle.id:A=this._affordanceMeshes.yAxisArrow,h=r;break;case this._displayMeshes.zAxisArrowHandle.id:case this._displayMeshes.zAxisHandle.id:A=this._affordanceMeshes.zAxisArrow,h=o;break;case this._displayMeshes.xCurveHandle.id:A=this._affordanceMeshes.xHoop,h=n;break;case this._displayMeshes.yCurveHandle.id:A=this._affordanceMeshes.yHoop,h=a;break;case this._displayMeshes.zCurveHandle.id:A=this._affordanceMeshes.zHoop,h=l;break;default:return void(h=i)}A&&(A.visible=!0),M=A,t=!0})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(e=>{this._visible&&(M&&(M.visible=!1),M=null,h=i)})),m.addEventListener("mousedown",this._canvasMouseDownListener=e=>{if(e.preventDefault(),this._visible&&t&&(this._viewer.cameraControl.pointerEnabled=!1,1===e.which)){E=!0;var i=b(e);u=h,d[0]=i[0],d[1]=i[1]}}),m.addEventListener("mousemove",this._canvasMouseMoveListener=e=>{if(!this._visible)return;if(!E)return;var t=b(e);const i=t[0],A=t[1];switch(u){case s:B(p,d,t);break;case r:B(f,d,t);break;case o:B(g,d,t);break;case n:w(p,d,t);break;case a:w(f,d,t);break;case l:w(g,d,t)}d[0]=i,d[1]=A}),m.addEventListener("mouseup",this._canvasMouseUpListener=e=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,E&&(e.which,E=!1,t=!1))}),m.addEventListener("wheel",this._canvasWheelListener=e=>{if(this._visible)Math.max(-1,Math.min(1,40*-e.deltaY))})}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class aw{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new $i(t,{id:i.id,geometry:new jt(t,Gt({xSize:.5,ySize:.5,zSize:.001})),material:new Xt(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new qt(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new Yt(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new Yt(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=c.vec3([0,0,0]),t=c.vec3(),i=c.vec3([0,0,1]),s=c.vec4(4),r=c.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];c.subVec3(o,this._sectionPlane.pos,e);const a=-c.dotVec3(n,e);c.normalizeVec3(n),c.mulVec3Scalar(n,a,t);const l=c.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class lw{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new li(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new It(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new It(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new It(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),s=c.vec3(),r=c.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;c.mulVec3Scalar(c.normalizeVec3(c.subVec3(o,n,i)),7),this._zUp?(c.transformVec3(t,i,s),c.transformVec3(t,a,r),e.look=[0,0,0],e.eye=c.transformVec3(t,i,s),e.up=c.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new aw(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const Aw=c.AABB3(),hw=c.vec3();class cw{constructor(e,t,i,s,r,o){this.plugin=e,this.storeyId=r,this.modelId=s,this.storeyAABB=i.slice(),this.aabb=this.storeyAABB,this.modelAABB=t.slice(),this.numObjects=o}}class uw{constructor(e,t,i,s,r,o){this.storeyId=e,this.imageData=t,this.format=i,this.width=s,this.height=r}}const dw=c.vec3(),pw=c.mat4();const fw=new Float64Array([0,0,1]),gw=new Float64Array(4);class mw{constructor(e){this.id=null,this._viewer=e.viewer,this._plugin=e,this._visible=!1,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._baseDir=c.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),W(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=c.vec3PairToQuaternion(fw,e,gw)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new fs(t,{position:[0,0,0],scale:[5,5,5]});const s=this._rootNode,r={arrowHead:new jt(s,ts({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new jt(s,ts({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new jt(s,ts({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={red:new Xt(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new Xt(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new Xt(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new Yt(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new $i(s,{geometry:new jt(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Xt(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new $i(s,{geometry:new jt(s,Ns({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Xt(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new $i(s,{geometry:new jt(s,is({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new $i(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=c.translateMat4c(0,.5,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new $i(s,{geometry:new jt(s,Ns({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Xt(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new Yt(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new $i(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}_bindEvents(){const e=this._rootNode,t=c.vec2(),i=this._viewer.camera,s=this._viewer.scene;let r=0,o=!1;{const t=c.vec3([0,0,0]);let n=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=s.camera.on("projMatrix",(()=>{})),this._onSceneTick=s.on("tick",(()=>{o=!1;const l=Math.abs(c.lenVec3(c.subVec3(s.camera.eye,this._pos,t)));if(l!==n&&"perspective"===i.projection){const t=.07*(Math.tan(i.perspective.fov*c.DEGTORAD)*l);e.scale=[t,t,t],n=l}if("ortho"===i.projection){const t=i.ortho.scale/10;e.scale=[t,t,t],n=l}0!==r&&(a(r),r=0)}))}const n=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),a=e=>{const t=this._sectionPlane.pos,i=this._sectionPlane.dir;c.addVec3(t,c.mulVec3Scalar(i,.1*e*this._plugin.getDragSensitivity(),c.vec3())),this._sectionPlane.pos=t};{let e=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=i=>{if(i.preventDefault(),this._visible&&(this._viewer.cameraControl.pointerEnabled=!1,1===i.which)){e=!0;var s=n(i);t[0]=s[0],t[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=i=>{if(!this._visible)return;if(!e)return;if(o)return;var s=n(i);const r=s[0],l=s[1];a(l-t[1]),t[0]=r,t[1]=l}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=t=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,e&&(t.which,e=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=e=>{this._visible&&(r+=Math.max(-1,Math.min(1,40*-e.deltaY)))})}{let e,t,i=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=t=>{t.stopPropagation(),t.preventDefault(),this._visible&&(e=t.touches[0].clientY,i=e,r=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=e=>{e.stopPropagation(),e.preventDefault(),this._visible&&(o||(o=!0,t=e.touches[0].clientY,null!==i&&(r+=t-i),i=t))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=i=>{i.stopPropagation(),i.preventDefault(),this._visible&&(e=null,t=null,r=0)})}}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class _w{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new $i(t,{id:i.id,geometry:new jt(t,Gt({xSize:.5,ySize:.5,zSize:.001})),material:new Xt(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new qt(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new Yt(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new Yt(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=c.vec3([0,0,0]),t=c.vec3(),i=c.vec3([0,0,1]),s=c.vec4(4),r=c.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];c.subVec3(o,this._sectionPlane.pos,e);const a=-c.dotVec3(n,e);c.normalizeVec3(n),c.mulVec3Scalar(n,a,t);const l=c.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class vw{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new li(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new It(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new It(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new It(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),s=c.vec3(),r=c.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;c.mulVec3Scalar(c.normalizeVec3(c.subVec3(o,n,i)),7),this._zUp?(c.transformVec3(t,i,s),c.transformVec3(t,a,r),e.look=[0,0,0],e.eye=c.transformVec3(t,i,s),e.up=c.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new _w(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const bw=c.AABB3(),yw=c.vec3();class xw{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getSTL(e,t,i){e=this._cacheBusterURL(e);const s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}const Bw=c.vec3();class ww{load(e,t,i,s,r,o){s=s||{};const n=e.viewer.scene.canvas.spinner;n.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{const r=Iw(i);Pw(r)?Cw(e,r,t,s):Mw(e,Fw(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{const o=Iw(i);Pw(o)?Cw(e,o,t,s):Mw(e,Fw(i),t,s),n.processes--,M.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}}),(function(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}))}parse(e,t,i,s){const r=e.viewer.scene.canvas.spinner;r.processes++;try{const o=Iw(i);Pw(o)?Cw(e,o,t,s):Mw(e,Fw(i),t,s),r.processes--,M.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}function Pw(e){const t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;const i=[115,111,108,105,100];for(var s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function Cw(e,t,i,s){const r=new DataView(t),o=r.getUint32(80,!0);let n,a,l,A,h,c,u,d=!1,p=null,f=null,g=null,m=!1;for(let e=0;e<70;e++)1129270351===r.getUint32(e,!1)&&82===r.getUint8(e+4)&&61===r.getUint8(e+5)&&(d=!0,A=[],h=r.getUint8(e+6)/255,c=r.getUint8(e+7)/255,u=r.getUint8(e+8)/255,r.getUint8(e+9));const _=new vs(i,{roughness:.5});let v=[],b=[],y=s.splitMeshes;for(let e=0;e<o;e++){let t=84+50*e,o=r.getFloat32(t,!0),x=r.getFloat32(t+4,!0),B=r.getFloat32(t+8,!0);if(d){let e=r.getUint16(t+48,!0);0==(32768&e)?(n=(31&e)/31,a=(e>>5&31)/31,l=(e>>10&31)/31):(n=h,a=c,l=u),(y&&n!==p||a!==f||l!==g)&&(null!==p&&(m=!0),p=n,f=a,g=l)}for(let e=1;e<=3;e++){let i=t+12*e;v.push(r.getFloat32(i,!0)),v.push(r.getFloat32(i+4,!0)),v.push(r.getFloat32(i+8,!0)),b.push(o,x,B),d&&A.push(n,a,l,1)}y&&m&&(Ew(i,v,b,A,_,s),v=[],b=[],A=A?[]:null,m=!1)}v.length>0&&Ew(i,v,b,A,_,s)}function Mw(e,t,i,s){const r=/facet([\s\S]*?)endfacet/g;let o=0;const n=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,a=new RegExp("vertex"+n+n+n,"g"),l=new RegExp("normal"+n+n+n,"g"),A=[],h=[];let c,u,d,p,f,g,m;for(;null!==(p=r.exec(t));){for(f=0,g=0,m=p[0];null!==(p=l.exec(m));)c=parseFloat(p[1]),u=parseFloat(p[2]),d=parseFloat(p[3]),g++;for(;null!==(p=a.exec(m));)A.push(parseFloat(p[1]),parseFloat(p[2]),parseFloat(p[3])),h.push(c,u,d),f++;1!==g&&e.error("Error in normal of face "+o),3!==f&&e.error("Error in positions of face "+o),o++}Ew(i,A,h,null,new vs(i,{roughness:.5}),s)}function Ew(e,t,i,s,r,o){const n=new Int32Array(t.length/3);for(let e=0,t=n.length;e<t;e++)n[e]=e;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,o.smoothNormals&&c.faceToVertexNormals(t,i,o);const a=Bw;K(t,t,a);const l=new jt(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:n}),A=new $i(e,{origin:0!==a[0]||0!==a[1]||0!==a[2]?a:null,geometry:l,material:r,edges:o.edges});e.addChild(A)}function Fw(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function Iw(e){if("string"==typeof e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}class Dw{createRootNode(){return document.createElement("ul")}createNodeElement(e,t,i,s,r){const o=document.createElement("li");if(o.id=e.nodeId,e.xrayed&&o.classList.add("xrayed-node"),e.children.length>0){const i=document.createElement("a");i.href="#",i.id=`switch-${e.nodeId}`,i.textContent="+",i.classList.add("plus"),t&&i.addEventListener("click",t),o.appendChild(i)}const n=document.createElement("input");n.id=`checkbox-${e.nodeId}`,n.type="checkbox",n.checked=e.checked,n.style["pointer-events"]="all",i&&n.addEventListener("change",i),o.appendChild(n);const a=document.createElement("span");return a.textContent=e.title,o.appendChild(a),s&&(a.oncontextmenu=s),r&&(a.onclick=r),o}createDisabledNodeElement(e){const t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);const s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}addChildren(e,t){const i=document.createElement("ul");t.forEach((e=>{i.appendChild(e)})),e.parentElement.appendChild(i)}expand(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}collapse(e,t,i){if(!e)return;const s=e.parentElement;if(!s)return;const r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}isExpanded(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}getId(e){return e.parentElement.id}getIdFromCheckbox(e){return e.id.replace("checkbox-","")}getSwitchElement(e){return document.getElementById(`switch-${e}`)}isChecked(e){return e.checked}setCheckbox(e,t){const i=document.getElementById(`checkbox-${e}`);i&&t!==i.checked&&(i.checked=t)}setXRayed(e,t){const i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}setHighlighted(e,t){const i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}const Sw=[];class Tw{constructor(e){this._scene=e,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=e.on("modelLoaded",(t=>{const i=e.models[t];i&&this._addModel(i)})),this._onTick=e.on("tick",(()=>{this._dirty&&this._build(),this._applyChanges()}))}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._dirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}_build(){if(!this._dirty)return;this._applyChanges();const e=this._scene.objects;for(let e=0;e<this._numObjects;e++)this._objects[e]=null;this._numObjects=0;for(let t in e){const i=e[t];this._objects[this._numObjects++]=i}this._lenObjectsChangedList=0,this._dirty=!1}_applyChanges(){if(this._lenObjectsChangedList>0){for(let e=0;e<this._lenObjectsChangedList;e++){const t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],o=s||r;i.culled=o,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}get objects(){return this._dirty&&this._build(),this._objects}get numObjects(){return this._dirty&&this._build(),this._numObjects}setObjectViewCulled(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}setObjectDetailCulled(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}_destroy(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}const Rw={};const Lw=new Float32Array(3);class Uw{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getManifest(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getMetaModel(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getXKT(e,t,i){var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",this._cacheBusterURL(e),!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}
+/*! pako 2.1.0 https://github.com/nodeca/pako @license (MIT AND Zlib) */!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).pako={})}(void 0,(function(e){function t(e){let t=e.length;for(;--t>=0;)e[t]=0}const i=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),s=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),r=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),o=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),n=new Array(576);t(n);const a=new Array(60);t(a);const l=new Array(512);t(l);const A=new Array(256);t(A);const h=new Array(29);t(h);const c=new Array(30);function u(e,t,i,s,r){this.static_tree=e,this.extra_bits=t,this.extra_base=i,this.elems=s,this.max_length=r,this.has_stree=e&&e.length}let d,p,f;function 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i,s,r,o=e.pending_buf_size-5>e.w_size?e.w_size:e.pending_buf_size-5,n=0,a=e.strm.avail_in;do{if(i=65535,r=e.bi_valid+42>>3,e.strm.avail_out<r)break;if(r=e.strm.avail_out-r,s=e.strstart-e.block_start,i>s+e.strm.avail_in&&(i=s+e.strm.avail_in),i>r&&(i=r),i<o&&(0===i&&t!==K||t===G||i!==s+e.strm.avail_in))break;n=t===K&&i===s+e.strm.avail_in?1:0,Q(e,0,0,n),e.pending_buf[e.pending-4]=i,e.pending_buf[e.pending-3]=i>>8,e.pending_buf[e.pending-2]=~i,e.pending_buf[e.pending-1]=~i>>8,_e(e.strm),s&&(s>i&&(s=i),e.strm.output.set(e.window.subarray(e.block_start,e.block_start+s),e.strm.next_out),e.strm.next_out+=s,e.strm.avail_out-=s,e.strm.total_out+=s,e.block_start+=s,i-=s),i&&(xe(e.strm,e.strm.output,e.strm.next_out,i),e.strm.next_out+=i,e.strm.avail_out-=i,e.strm.total_out+=i)}while(0===n);return 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C=e.state;i=e.next_in,w=e.input,s=i+(e.avail_in-5),r=e.next_out,P=e.output,o=r-(t-e.avail_out),n=r+(e.avail_out-257),a=C.dmax,l=C.wsize,A=C.whave,h=C.wnext,c=C.window,u=C.hold,d=C.bits,p=C.lencode,f=C.distcode,g=(1<<C.lenbits)-1,m=(1<<C.distbits)-1;e:do{d<15&&(u+=w[i++]<<d,d+=8,u+=w[i++]<<d,d+=8),_=p[u&g];t:for(;;){if(v=_>>>24,u>>>=v,d-=v,v=_>>>16&255,0===v)P[r++]=65535&_;else{if(!(16&v)){if(0==(64&v)){_=p[(65535&_)+(u&(1<<v)-1)];continue t}if(32&v){C.mode=16191;break e}e.msg="invalid literal/length code",C.mode=lt;break e}b=65535&_,v&=15,v&&(d<v&&(u+=w[i++]<<d,d+=8),b+=u&(1<<v)-1,u>>>=v,d-=v),d<15&&(u+=w[i++]<<d,d+=8,u+=w[i++]<<d,d+=8),_=f[u&m];i:for(;;){if(v=_>>>24,u>>>=v,d-=v,v=_>>>16&255,!(16&v)){if(0==(64&v)){_=f[(65535&_)+(u&(1<<v)-1)];continue i}e.msg="invalid distance code",C.mode=lt;break e}if(y=65535&_,v&=15,d<v&&(u+=w[i++]<<d,d+=8,d<v&&(u+=w[i++]<<d,d+=8)),y+=u&(1<<v)-1,y>a){e.msg="invalid distance too far back",C.mode=lt;break e}if(u>>>=v,d-=v,v=r-o,y>v){if(v=y-v,v>A&&C.sane){e.msg="invalid distance too far back",C.mode=lt;break e}if(x=0,B=c,0===h){if(x+=l-v,v<b){b-=v;do{P[r++]=c[x++]}while(--v);x=r-y,B=P}}else if(h<v){if(x+=l+h-v,v-=h,v<b){b-=v;do{P[r++]=c[x++]}while(--v);if(x=0,h<b){v=h,b-=v;do{P[r++]=c[x++]}while(--v);x=r-y,B=P}}}else if(x+=h-v,v<b){b-=v;do{P[r++]=c[x++]}while(--v);x=r-y,B=P}for(;b>2;)P[r++]=B[x++],P[r++]=B[x++],P[r++]=B[x++],b-=3;b&&(P[r++]=B[x++],b>1&&(P[r++]=B[x++]))}else{x=r-y;do{P[r++]=P[x++],P[r++]=P[x++],P[r++]=P[x++],b-=3}while(b>2);b&&(P[r++]=P[x++],b>1&&(P[r++]=P[x++]))}break}}break}}while(i<s&&r<n);b=d>>3,i-=b,d-=b<<3,u&=(1<<d)-1,e.next_in=i,e.next_out=r,e.avail_in=i<s?s-i+5:5-(i-s),e.avail_out=r<n?n-r+257:257-(r-n),C.hold=u,C.bits=d};const ht=new Uint16Array([3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0]),ct=new Uint8Array([16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78]),ut=new Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),dt=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]);var pt=(e,t,i,s,r,o,n,a)=>{const l=a.bits;let A,h,c,u,d,p,f=0,g=0,m=0,_=0,v=0,b=0,y=0,x=0,B=0,w=0,P=null;const C=new Uint16Array(16),M=new Uint16Array(16);let E,F,I,D=null;for(f=0;f<=15;f++)C[f]=0;for(g=0;g<s;g++)C[t[i+g]]++;for(v=l,_=15;_>=1&&0===C[_];_--);if(v>_&&(v=_),0===_)return r[o++]=20971520,r[o++]=20971520,a.bits=1,0;for(m=1;m<_&&0===C[m];m++);for(v<m&&(v=m),x=1,f=1;f<=15;f++)if(x<<=1,x-=C[f],x<0)return-1;if(x>0&&(0===e||1!==_))return-1;for(M[1]=0,f=1;f<15;f++)M[f+1]=M[f]+C[f];for(g=0;g<s;g++)0!==t[i+g]&&(n[M[t[i+g]]++]=g);if(0===e?(P=D=n,p=20):1===e?(P=ht,D=ct,p=257):(P=ut,D=dt,p=0),w=0,g=0,f=m,d=o,b=v,y=0,c=-1,B=1<<v,u=B-1,1===e&&B>852||2===e&&B>592)return 1;for(;;){E=f-y,n[g]+1<p?(F=0,I=n[g]):n[g]>=p?(F=D[n[g]-p],I=P[n[g]-p]):(F=96,I=0),A=1<<f-y,h=1<<b,m=h;do{h-=A,r[d+(w>>y)+h]=E<<24|F<<16|I|0}while(0!==h);for(A=1<<f-1;w&A;)A>>=1;if(0!==A?(w&=A-1,w+=A):w=0,g++,0==--C[f]){if(f===_)break;f=t[i+n[g]]}if(f>v&&(w&u)!==c){for(0===y&&(y=v),d+=m,b=f-y,x=1<<b;b+y<_&&(x-=C[b+y],!(x<=0));)b++,x<<=1;if(B+=1<<b,1===e&&B>852||2===e&&B>592)return 1;c=w&u,r[c]=v<<24|b<<16|d-o|0}}return 0!==w&&(r[d+w]=f-y<<24|64<<16|0),a.bits=v,0};const{Z_FINISH:ft,Z_BLOCK:gt,Z_TREES:mt,Z_OK:_t,Z_STREAM_END:vt,Z_NEED_DICT:bt,Z_STREAM_ERROR:yt,Z_DATA_ERROR:xt,Z_MEM_ERROR:Bt,Z_BUF_ERROR:wt,Z_DEFLATED:Pt}=O,Ct=16180,Mt=16190,Et=16191,Ft=16192,It=16194,Dt=16199,St=16200,Tt=16206,Rt=16209,Lt=e=>(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24);function Ut(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}const kt=e=>{if(!e)return 1;const t=e.state;return!t||t.strm!==e||t.mode<Ct||t.mode>16211?1:0},Ot=e=>{if(kt(e))return yt;const t=e.state;return e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=Ct,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(852),t.distcode=t.distdyn=new Int32Array(592),t.sane=1,t.back=-1,_t},Nt=e=>{if(kt(e))return yt;const t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,Ot(e)},Qt=(e,t)=>{let i;if(kt(e))return yt;const s=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?yt:(null!==s.window&&s.wbits!==t&&(s.window=null),s.wrap=i,s.wbits=t,Nt(e))},Vt=(e,t)=>{if(!e)return yt;const i=new Ut;e.state=i,i.strm=e,i.window=null,i.mode=Ct;const s=Qt(e,t);return s!==_t&&(e.state=null),s};let Ht,jt,Gt=!0;const zt=e=>{if(Gt){Ht=new Int32Array(512),jt=new Int32Array(32);let t=0;for(;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(pt(1,e.lens,0,288,Ht,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;pt(2,e.lens,0,32,jt,0,e.work,{bits:5}),Gt=!1}e.lencode=Ht,e.lenbits=9,e.distcode=jt,e.distbits=5},Wt=(e,t,i,s)=>{let r;const o=e.state;return null===o.window&&(o.wsize=1<<o.wbits,o.wnext=0,o.whave=0,o.window=new Uint8Array(o.wsize)),s>=o.wsize?(o.window.set(t.subarray(i-o.wsize,i),0),o.wnext=0,o.whave=o.wsize):(r=o.wsize-o.wnext,r>s&&(r=s),o.window.set(t.subarray(i-s,i-s+r),o.wnext),(s-=r)?(o.window.set(t.subarray(i-s,i),0),o.wnext=s,o.whave=o.wsize):(o.wnext+=r,o.wnext===o.wsize&&(o.wnext=0),o.whave<o.wsize&&(o.whave+=r))),0};var Kt=Nt,Xt=Vt,Jt=(e,t)=>{let i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w=0;const P=new Uint8Array(4);let C,M;const E=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(kt(e)||!e.output||!e.input&&0!==e.avail_in)return yt;i=e.state,i.mode===Et&&(i.mode=Ft),n=e.next_out,r=e.output,l=e.avail_out,o=e.next_in,s=e.input,a=e.avail_in,A=i.hold,h=i.bits,c=a,u=l,B=_t;e:for(;;)switch(i.mode){case Ct:if(0===i.wrap){i.mode=Ft;break}for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(2&i.wrap&&35615===A){0===i.wbits&&(i.wbits=15),i.check=0,P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0),A=0,h=0,i.mode=16181;break}if(i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&A)<<8)+(A>>8))%31){e.msg="incorrect header check",i.mode=Rt;break}if((15&A)!==Pt){e.msg="unknown compression method",i.mode=Rt;break}if(A>>>=4,h-=4,x=8+(15&A),0===i.wbits&&(i.wbits=x),x>15||x>i.wbits){e.msg="invalid window size",i.mode=Rt;break}i.dmax=1<<i.wbits,i.flags=0,e.adler=i.check=1,i.mode=512&A?16189:Et,A=0,h=0;break;case 16181:for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(i.flags=A,(255&i.flags)!==Pt){e.msg="unknown compression method",i.mode=Rt;break}if(57344&i.flags){e.msg="unknown header flags set",i.mode=Rt;break}i.head&&(i.head.text=A>>8&1),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0,i.mode=16182;case 16182:for(;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.head&&(i.head.time=A),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,P[2]=A>>>16&255,P[3]=A>>>24&255,i.check=U(i.check,P,4,0)),A=0,h=0,i.mode=16183;case 16183:for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.head&&(i.head.xflags=255&A,i.head.os=A>>8),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0,i.mode=16184;case 16184:if(1024&i.flags){for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.length=A,i.head&&(i.head.extra_len=A),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&(d=i.length,d>a&&(d=a),d&&(i.head&&(x=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(s.subarray(o,o+d),x)),512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{x=s[o+d++],i.head&&x&&i.length<65536&&(i.head.name+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,x)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{x=s[o+d++],i.head&&x&&i.length<65536&&(i.head.comment+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,x)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(4&i.wrap&&A!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Rt;break}A=0,h=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Et;break;case 16189:for(;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}e.adler=i.check=Lt(A),A=0,h=0,i.mode=Mt;case Mt:if(0===i.havedict)return e.next_out=n,e.avail_out=l,e.next_in=o,e.avail_in=a,i.hold=A,i.bits=h,bt;e.adler=i.check=1,i.mode=Et;case Et:if(t===gt||t===mt)break e;case Ft:if(i.last){A>>>=7&h,h-=7&h,i.mode=Tt;break}for(;h<3;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}switch(i.last=1&A,A>>>=1,h-=1,3&A){case 0:i.mode=16193;break;case 1:if(zt(i),i.mode=Dt,t===mt){A>>>=2,h-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Rt}A>>>=2,h-=2;break;case 16193:for(A>>>=7&h,h-=7&h;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if((65535&A)!=(A>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Rt;break}if(i.length=65535&A,A=0,h=0,i.mode=It,t===mt)break e;case It:i.mode=16195;case 16195:if(d=i.length,d){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;r.set(s.subarray(o,o+d),n),a-=d,o+=d,l-=d,n+=d,i.length-=d;break}i.mode=Et;break;case 16196:for(;h<14;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(i.nlen=257+(31&A),A>>>=5,h-=5,i.ndist=1+(31&A),A>>>=5,h-=5,i.ncode=4+(15&A),A>>>=4,h-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Rt;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;h<3;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.lens[E[i.have++]]=7&A,A>>>=3,h-=3}for(;i.have<19;)i.lens[E[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,C={bits:i.lenbits},B=pt(0,i.lens,0,19,i.lencode,0,i.work,C),i.lenbits=C.bits,B){e.msg="invalid code lengths set",i.mode=Rt;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;w=i.lencode[A&(1<<i.lenbits)-1],g=w>>>24,m=w>>>16&255,_=65535&w,!(g<=h);){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(_<16)A>>>=g,h-=g,i.lens[i.have++]=_;else{if(16===_){for(M=g+2;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(A>>>=g,h-=g,0===i.have){e.msg="invalid bit length repeat",i.mode=Rt;break}x=i.lens[i.have-1],d=3+(3&A),A>>>=2,h-=2}else if(17===_){for(M=g+3;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=g,h-=g,x=0,d=3+(7&A),A>>>=3,h-=3}else{for(M=g+7;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=g,h-=g,x=0,d=11+(127&A),A>>>=7,h-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length repeat",i.mode=Rt;break}for(;d--;)i.lens[i.have++]=x}}if(i.mode===Rt)break;if(0===i.lens[256]){e.msg="invalid code -- missing end-of-block",i.mode=Rt;break}if(i.lenbits=9,C={bits:i.lenbits},B=pt(1,i.lens,0,i.nlen,i.lencode,0,i.work,C),i.lenbits=C.bits,B){e.msg="invalid literal/lengths set",i.mode=Rt;break}if(i.distbits=6,i.distcode=i.distdyn,C={bits:i.distbits},B=pt(2,i.lens,i.nlen,i.ndist,i.distcode,0,i.work,C),i.distbits=C.bits,B){e.msg="invalid distances set",i.mode=Rt;break}if(i.mode=Dt,t===mt)break e;case Dt:i.mode=St;case St:if(a>=6&&l>=258){e.next_out=n,e.avail_out=l,e.next_in=o,e.avail_in=a,i.hold=A,i.bits=h,At(e,u),n=e.next_out,r=e.output,l=e.avail_out,o=e.next_in,s=e.input,a=e.avail_in,A=i.hold,h=i.bits,i.mode===Et&&(i.back=-1);break}for(i.back=0;w=i.lencode[A&(1<<i.lenbits)-1],g=w>>>24,m=w>>>16&255,_=65535&w,!(g<=h);){if(0===a)break 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t=e===v-1,r=y+".mesh."+e,o=Nw(p.subarray(4*e,4*e+3)),c=p[4*e+3]/255;s.createMesh(_.apply(w,{id:r,primitive:"triangles",positionsCompressed:n.subarray(h[e],t?n.length:h[e+1]),normalsCompressed:a.subarray(h[e],t?n.length:h[e+1]),indices:l.subarray(u[e],t?l.length:u[e+1]),edgeIndices:A.subarray(d[e],t?A.length:d[e+1]),positionsDecodeMatrix:i.positionsDecodeMatrix,color:o,opacity:c})),C.push(r)}s.createEntity(_.apply(B,{id:y,isObject:1===m[r],meshIds:C}))}}(e,t,a,s,0,o)}};let Vw=window.pako||kw;Vw.inflate||(Vw=Vw.default);const Hw=function(){const e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();const jw={version:2,parse:function(e,t,i,s,r,o){const 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Uint8Array(Vw.inflate(e.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(Vw.inflate(e.positionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(Vw.inflate(e.entityMeshIds).buffer),entityMatrices:new Float32Array(Vw.inflate(e.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(Vw.inflate(e.entityUsesInstancing).buffer)}}(n);!function(e,t,i,s,r,o){const n=o.getNextId();s.positionsCompression="precompressed",s.normalsCompression="precompressed";const a=i.positions,l=i.normals,A=i.indices,h=i.edgeIndices,u=i.meshPositions,d=i.meshIndices,p=i.meshEdgesIndices,f=i.meshColors,g=JSON.parse(i.entityIDs),m=i.entityMeshes,v=i.entityIsObjects,b=i.entityMeshIds,y=i.entityMatrices,x=i.entityUsesInstancing,B=u.length,w=m.length,P={};for(let r=0;r<w;r++){const C=g[r],M=t.globalizeObjectIds?c.globalizeObjectId(s.id,C):C,E=e.metaScene.metaObjects[M],F={},I={},D=y.subarray(16*r,16*r+16);if(E){if(t.excludeTypesMap&&E.type&&t.excludeTypesMap[E.type])continue;if(t.includeTypesMap&&E.type&&!t.includeTypesMap[E.type])continue;const e=t.objectDefaults?t.objectDefaults[E.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(F.visible=!1),!1===e.pickable&&(F.pickable=!1),e.colorize&&(I.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(I.opacity=e.opacity))}else if(t.excludeUnclassifiedObjects)continue;const S=r===w-1,T=[];for(let e=m[r],t=S?b.length:m[r+1];e<t;e++){const t=b[e],c=t===B-1,g=o.getNextId(),m=Hw(f.subarray(4*t,4*t+3)),v=f[4*t+3]/255,y=a.subarray(u[t],c?a.length:u[t+1]),w=l.subarray(u[t],c?a.length:u[t+1]),C=A.subarray(d[t],c?A.length:d[t+1]),M=h.subarray(p[t],c?h.length:p[t+1]);if(1===x[r]){const e=`${n}.geometry.${g}.${t}`;e in P||(s.createGeometry({id:e,positionsCompressed:y,normalsCompressed:w,indices:C,edgeIndices:M,primitive:"triangles",positionsDecodeMatrix:i.positionsDecodeMatrix}),P[e]=!0),s.createMesh(_.apply(I,{id:g,color:m,opacity:v,matrix:D,geometryId:e})),T.push(g)}else s.createMesh(_.apply(I,{id:g,primitive:"triangles",positionsCompressed:y,normalsCompressed:w,indices:C,edgeIndices:M,positionsDecodeMatrix:i.positionsDecodeMatrix,color:m,opacity:v})),T.push(g)}T.length&&s.createEntity(_.apply(F,{id:M,isObject:1===v[r],meshIds:T}))}}(e,t,a,s,0,o)}};let Gw=window.pako||kw;Gw.inflate||(Gw=Gw.default);const zw=function(){const e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();const Ww={version:3,parse:function(e,t,i,s,r,o){const 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Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(t(e.eachMeshMaterial)),eachEntityMetaObject:new Uint32Array(t(e.eachEntityMetaObject)),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(n);!function(e,t,i,s,r,o){const 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0!==e.roughness&&null!==e.roughness&&(G.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=u;e<S;e++){const r=M[e],a=N[r]>1,l=r===L-1,A=AP(F.subarray(6*e,6*e+3)),h=F[6*e+3]/255,u=F[6*e+4]/255,I=F[6*e+5]/255,D=o.getNextId();if(a){const o=E[e],a=v.slice(o,o+16),M=`${n}-geometry.${i}.${r}`;let F=H[M];if(!F){F={batchThisMesh:!t.reuseGeometries};let e=!1;switch(y[r]){case 0:F.primitiveName="solid",F.geometryPositions=d.subarray(x[r],l?d.length:x[r+1]),F.geometryNormals=p.subarray(B[r],l?p.length:B[r+1]),F.geometryIndices=g.subarray(P[r],l?g.length:P[r+1]),F.geometryEdgeIndices=m.subarray(C[r],l?m.length:C[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 1:F.primitiveName="surface",F.geometryPositions=d.subarray(x[r],l?d.length:x[r+1]),F.geometryNormals=p.subarray(B[r],l?p.length:B[r+1]),F.geometryIndices=g.subarray(P[r],l?g.length:P[r+1]),F.geometryEdgeIndices=m.subarray(C[r],l?m.length:C[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=d.subarray(x[r],l?d.length:x[r+1]),F.geometryColors=hP(f.subarray(w[r],l?f.length:w[r+1])),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=d.subarray(x[r],l?d.length:x[r+1]),F.geometryIndices=g.subarray(P[r],l?g.length:P[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,H[M]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=new Uint16Array(e.length);for(let i=0,s=e.length;i<s;i+=3)aP[0]=e[i+0],aP[1]=e[i+1],aP[2]=e[i+2],aP[3]=1,c.transformVec4(a,aP,lP),Qt.compressPosition(lP,V,aP),t[i+0]=aP[0],t[i+1]=aP[1],t[i+2]=aP[2];s.createMesh(_.apply(G,{id:D,origin:Q,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:R,color:A,metallic:u,roughness:I,opacity:h})),T.push(D)}else U[M]||(s.createGeometry({id:M,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),U[M]=!0),s.createMesh(_.apply(G,{id:D,geometryId:M,origin:Q,matrix:a,color:A,metallic:u,roughness:I,opacity:h})),T.push(D)}else{let e,t,i,o,n,a,c=!1;switch(y[r]){case 0:e="solid",t=d.subarray(x[r],l?d.length:x[r+1]),i=p.subarray(B[r],l?p.length:B[r+1]),n=g.subarray(P[r],l?g.length:P[r+1]),a=m.subarray(C[r],l?m.length:C[r+1]),c=t.length>0&&n.length>0;break;case 1:e="surface",t=d.subarray(x[r],l?d.length:x[r+1]),i=p.subarray(B[r],l?p.length:B[r+1]),n=g.subarray(P[r],l?g.length:P[r+1]),a=m.subarray(C[r],l?m.length:C[r+1]),c=t.length>0&&n.length>0;break;case 2:e="points",t=d.subarray(x[r],l?d.length:x[r+1]),o=hP(f.subarray(w[r],l?f.length:w[r+1])),c=t.length>0;break;case 3:e="lines",t=d.subarray(x[r],l?d.length:x[r+1]),n=g.subarray(P[r],l?g.length:P[r+1]),c=t.length>0&&n.length>0;break;default:continue}c&&(s.createMesh(_.apply(G,{id:D,origin:Q,primitive:e,positionsCompressed:t,normalsCompressed:i,colorsCompressed:o,indices:n,edgeIndices:a,positionsDecodeMatrix:R,color:A,metallic:u,roughness:I,opacity:h})),T.push(D))}}T.length>0&&s.createEntity(_.apply(j,{id:A,isObject:!0,meshIds:T}))}}}(e,t,a,s,r,o)}};let uP=window.pako||kw;uP.inflate||(uP=uP.default);const dP=c.vec4(),pP=c.vec4();const fP=function(){const e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();const gP={version:9,parse:function(e,t,i,s,r,o){const n=function(e){return{metadata:e[0],positions:e[1],normals:e[2],colors:e[3],indices:e[4],edgeIndices:e[5],matrices:e[6],reusedGeometriesDecodeMatrix:e[7],eachGeometryPrimitiveType:e[8],eachGeometryPositionsPortion:e[9],eachGeometryNormalsPortion:e[10],eachGeometryColorsPortion:e[11],eachGeometryIndicesPortion:e[12],eachGeometryEdgeIndicesPortion:e[13],eachMeshGeometriesPortion:e[14],eachMeshMatricesPortion:e[15],eachMeshMaterial:e[16],eachEntityId:e[17],eachEntityMeshesPortion:e[18],eachTileAABB:e[19],eachTileEntitiesPortion:e[20]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:uP.inflate(e,t).buffer}return{metadata:JSON.parse(uP.inflate(e.metadata,{to:"string"})),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(t(e.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(t(e.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(t(e.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(t(e.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(t(e.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(t(e.eachMeshMaterial)),eachEntityId:JSON.parse(uP.inflate(e.eachEntityId,{to:"string"})),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(n);!function(e,t,i,s,r,o){const n=o.getNextId(),a=i.metadata,l=i.positions,A=i.normals,h=i.colors,u=i.indices,d=i.edgeIndices,p=i.matrices,f=i.reusedGeometriesDecodeMatrix,g=i.eachGeometryPrimitiveType,m=i.eachGeometryPositionsPortion,v=i.eachGeometryNormalsPortion,b=i.eachGeometryColorsPortion,y=i.eachGeometryIndicesPortion,x=i.eachGeometryEdgeIndicesPortion,B=i.eachMeshGeometriesPortion,w=i.eachMeshMatricesPortion,P=i.eachMeshMaterial,C=i.eachEntityId,M=i.eachEntityMeshesPortion,E=i.eachTileAABB,F=i.eachTileEntitiesPortion,I=m.length,D=B.length,S=M.length,T=F.length;r&&r.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});const R=new Uint32Array(I);for(let e=0;e<D;e++){const t=B[e];void 0!==R[t]?R[t]++:R[t]=1}const L=c.vec3(),U=c.AABB3(),k={};for(let i=0;i<T;i++){const r=i===T-1,a=F[i],D=r?S-1:F[i+1]-1,O=6*i,N=E.subarray(O,O+6);c.getAABB3Center(N,L),U[0]=N[0]-L[0],U[1]=N[1]-L[1],U[2]=N[2]-L[2],U[3]=N[3]-L[0],U[4]=N[4]-L[1],U[5]=N[5]-L[2];const Q=Qt.createPositionsDecodeMatrix(U),V={};for(let r=a;r<=D;r++){const a=C[r],E=t.globalizeObjectIds?c.globalizeObjectId(s.id,a):a,F=r===S-1,D=M[r],T=F?B.length-1:M[r+1]-1,O=[],N=e.metaScene.metaObjects[E],H={},j={};if(N){if(t.excludeTypesMap&&N.type&&t.excludeTypesMap[N.type])continue;if(t.includeTypesMap&&N.type&&!t.includeTypesMap[N.type])continue;const e=t.objectDefaults?t.objectDefaults[N.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(H.visible=!1),!1===e.pickable&&(H.pickable=!1),e.colorize&&(j.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(j.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(j.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(j.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=D;e<=T;e++){const r=B[e],a=R[r]>1,C=r===I-1,M=fP(P.subarray(6*e,6*e+3)),E=P[6*e+3]/255,F=P[6*e+4]/255,D=P[6*e+5]/255,S=o.getNextId();if(a){const o=w[e],a=p.slice(o,o+16),B=`${n}-geometry.${i}.${r}`;let P=k[B];if(!P){P={batchThisMesh:!t.reuseGeometries};let e=!1;switch(g[r]){case 0:P.primitiveName="solid",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryNormals=A.subarray(v[r],C?A.length:v[r+1]),P.geometryIndices=u.subarray(y[r],C?u.length:y[r+1]),P.geometryEdgeIndices=d.subarray(x[r],C?d.length:x[r+1]),e=P.geometryPositions.length>0&&P.geometryIndices.length>0;break;case 1:P.primitiveName="surface",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryNormals=A.subarray(v[r],C?A.length:v[r+1]),P.geometryIndices=u.subarray(y[r],C?u.length:y[r+1]),P.geometryEdgeIndices=d.subarray(x[r],C?d.length:x[r+1]),e=P.geometryPositions.length>0&&P.geometryIndices.length>0;break;case 2:P.primitiveName="points",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryColors=h.subarray(b[r],C?h.length:b[r+1]),e=P.geometryPositions.length>0;break;case 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xC(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function BC(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function wC(e,t,i,s){for(var r=0,o=t,n=i-s;o<i;o+=s)r+=(e[n]-e[o])*(e[o+1]+e[n+1]),n=o;return r}$P.deviation=function(e,t,i,s){var r=t&&t.length,o=r?t[0]*i:e.length,n=Math.abs(wC(e,0,o,i));if(r)for(var a=0,l=t.length;a<l;a++){var A=t[a]*i,h=a<l-1?t[a+1]*i:e.length;n-=Math.abs(wC(e,A,h,i))}var c=0;for(a=0;a<s.length;a+=3){var u=s[a]*i,d=s[a+1]*i,p=s[a+2]*i;c+=Math.abs((e[u]-e[p])*(e[d+1]-e[u+1])-(e[u]-e[d])*(e[p+1]-e[u+1]))}return 0===n&&0===c?0:Math.abs((c-n)/n)},$P.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},s=0,r=0;r<e.length;r++){for(var o=0;o<e[r].length;o++)for(var n=0;n<t;n++)i.vertices.push(e[r][o][n]);r>0&&(s+=e[r-1].length,i.holes.push(s))}return i};const PC=c.vec2(),CC=c.vec3(),MC=c.vec3(),EC=c.vec3();class FC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getDotBIM(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}const IC=function(e){const t=t=>parseInt(e.substr(t+1,2),16)/255;return[t(0),t(2),t(4)]},DC=function(e){const t=[];for(let i=0;i<e.length;++i)t.push(i);const i=function(){const i=c.vec2(),s=c.vec2();let r=0;for(let o=0;o<t.length;++o){const n=e[t[o]],a=e[t[(o+1)%t.length]],l=e[t[(o+2)%t.length]];c.subVec2(n,a,i),c.subVec2(l,a,s);const A=c.dotVec2(i,s)/Math.sqrt(c.sqLenVec2(i)*c.sqLenVec2(s)),h=Math.acos(Math.max(-1,Math.min(A,1)));r+=i[0]*s[1]-i[1]*s[0]>=0?h:2*Math.PI-h}return r<t.length*Math.PI}(),s=function(){const e=(e,t,i)=>(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1]);return(t,i,s,r)=>{const o=e(t,i,s),n=e(t,s,r),a=e(t,r,i);return!((o<0||n<0||a<0)&&(o>0||n>0||a>0))}}(),r=[],o=(i?t:t.slice(0).reverse()).map((e=>({idx:e})));o.forEach(((e,t)=>{e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));const n=c.vec2(),a=c.vec2();for(;o.length>2;){let t=0;for(;;){if(t>=o.length)throw`isCCW = ${i}; earIdx = ${t}; len = ${o.length}`;const r=o[t],l=e[r.prev.idx],A=e[r.idx],h=e[r.next.idx];if(c.subVec2(l,A,n),c.subVec2(h,A,a),n[0]*a[1]-n[1]*a[0]>=0&&o.every((t=>t===r||t===r.prev||t===r.next||!s(e[t.idx],l,A,h))))break;++t}const l=o[t];o.splice(t,1),r.push([l.idx,l.next.idx,l.prev.idx]);l.prev.next=l.next;l.next.prev=l.prev}return[e,r,i]},SC=function(e,t){const i=e.canvas.canvas,s=i.parentNode,r=document.createElement("div");s.insertBefore(r,i);let o=5;r.style.background=t,r.style.border="2px solid white",r.style.margin="0 0",r.style.zIndex="100",r.style.position="absolute",r.style.pointerEvents="none",r.style.display="none";const n=new Ae(e,{}),a=e=>e+"px",l=function(){const e=n.canvasPos.slice();ce(i,s,e),r.style.left=a(e[0]-3-o/2),r.style.top=a(e[1]-3-o/2),r.style.borderRadius=a(2*o),r.style.width=a(o),r.style.height=a(o)},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),r.style.display=e?"":"none"},setHighlighted:function(e){o=e?10:5,l()},getCanvasPos:()=>n.canvasPos,getWorldPos:()=>n.worldPos,destroy:function(){r.parentNode.removeChild(r),e.camera.off(A),e.camera.off(h),n.destroy()}}},TC=function(e,t,i){let s=null;const r=r=>{if(r){s&&s.destroy();try{const[o,n]=DC(r.map((e=>[e[0],e[2]]))),a=[].concat(...o.map((e=>[e[0],r[0][1],e[1]]))),l=[].concat(...n);s=new $i(e,{pickable:!1,geometry:new jt(e,{positions:a,indices:l,normals:c.buildNormals(a,l)}),material:new Xt(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:IC(t)})})}catch(e){s=null}}s&&(s.visible=!!r)};return r(null),{updateBase:r,destroy:()=>s&&s.destroy()}},RC=function(e,t){return function(i,s,r){const o=e.scene,n=o.canvas.canvas,a=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ce(n.ownerDocument.documentElement,n,t),t),l=e=>{const i=c.vec3(),s=c.vec3();return c.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,i,s),t(i,s)};let A=!1;const h=function(){A=!1},u=function(){h(),n.removeEventListener("mousedown",p),n.removeEventListener("mousemove",f),e.cameraControl.off(g),n.removeEventListener("mouseup",m)},d=c.vec2(),p=function(e){1===e.which&&(a(e,d),A=!0)};n.addEventListener("mousedown",p);const f=function(e){const t=a(e,c.vec2());A&&c.distVec2(d,t)>20&&(h(),i())};n.addEventListener("mousemove",f);const g=e.cameraControl.on("rayMove",(e=>{const t=e.canvasPos;s(t,l(t))})),m=function(e){if(1===e.which&&A){u();const t=a(e,c.vec2());r(t,l(t))}};return n.addEventListener("mouseup",m),u}},LC=function(e,t,i){return function(s,r,o){const n=e.scene,a=n.canvas.canvas,l=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ce(a.ownerDocument.documentElement,a,t),t),A=e=>{const t=c.vec3(),s=c.vec3();return c.canvasPosToWorldRay(a,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,t,s),i(t,s)};let h=null;const u=()=>{};let d,p=u;const f=function(){t.stop(),clearTimeout(h),e.cameraControl.active=!0,p=u,d=null},g=function(){f(),a.removeEventListener("touchstart",m),a.removeEventListener("touchmove",_),a.removeEventListener("touchend",v)},m=function(i){const o=i.touches;if(1!==o.length)f(),s();else{const i=o[0],s=l(i,c.vec2());A(s)&&(d=i.identifier,p=e=>{c.distVec2(s,e)>20&&f()},h=setTimeout((function(){t.start(s),h=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=e=>{r(e,A(e))},p(s)}),300)}),250))}};a.addEventListener("touchstart",m,{passive:!0});const _=function(e){const t=[...e.changedTouches].find((e=>e.identifier===d));t&&p(l(t,c.vec2()))};a.addEventListener("touchmove",_,{passive:!0});const v=function(e){const t=[...e.changedTouches].find((e=>e.identifier===d));if(t){g();const e=l(t,c.vec2());o(e,A(e))}};return a.addEventListener("touchend",v,{passive:!0}),g}},UC=function(e,t,i,s){const r=-(c.dotVec3(i,t)-e)/c.dotVec3(s,t);{const e=c.vec3();return c.mulVec3Scalar(s,r,e),c.addVec3(i,e,e),e}};class kC extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={},this.plugin.viewer.scene,this._geometry=t.geometry,t.onMouseOver,t.onMouseLeave,t.onContextMenu,this._alpha="alpha"in t&&void 0!==t.alpha?t.alpha:.5,this.color=t.color,this._visible=!0,this._rebuildMesh()}_rebuildMesh(){const e=this.plugin.viewer.scene,t=this._geometry.planeCoordinates.slice(),i=this._geometry.height<0,s=this._geometry.altitude+(i?this._geometry.height:0),r=this._geometry.height*(i?-1:1),[o,n,a]=DC(t),l=[],A=[],h=e=>{const t=l.length;for(let t of o)l.push([t[0],s+(e?r:0),t[1]]);for(let i of n)A.push(...(e?i:i.slice(0).reverse()).map((e=>e+t)))};h(!1),h(!0);for(let e=0;e<o.length;++e){const t=o[e],i=o[(o.length+e+(a?1:-1))%o.length],n=s,h=s+r,c=l.length;l.push([t[0],n,t[1]],[i[0],n,i[1]],[i[0],h,i[1]],[t[0],h,t[1]]),A.push(...[0,1,2,0,2,3].map((e=>e+c)))}this._zoneMesh&&this._zoneMesh.destroy();const u=[].concat(...l);this._zoneMesh=new $i(e,{edges:this._edges,geometry:new jt(e,{positions:u,indices:A,normals:c.buildNormals(u,A)}),material:new Xt(e,{alpha:this._alpha,backfaces:!0,diffuse:IC(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;{const e=c.vec2(),t=c.vec2();let i=0;for(let s of n){const r=o[s[0]],n=o[s[1]],a=o[s[2]];c.subVec2(n,r,e),c.subVec2(a,r,t),i+=Math.abs(e[0]*t[1]-e[1]*t[0])}this._baseArea=i/2}this._metrics=null;const d=e=>Math.min(...l.map((t=>t[e]))),p=e=>Math.max(...l.map((t=>t[e]))),f=d(0),g=d(1),m=d(2),_=p(0),v=p(1),b=p(2);this._center=c.vec3([(f+_)/2,(g+v)/2,(m+b)/2])}get baseArea(){return this._baseArea}get area(){return this._getMetrics().area}get volume(){return this._getMetrics().volume}_getMetrics(){if(null===this._metrics){let e=0,t=0;const i=this._zoneMesh.geometry,s=[c.vec3(),c.vec3(),c.vec3()],r=c.vec3();for(let o=0;o<i.indices.length;o+=3){for(let e=0;e<3;++e){const t=s[e],r=3*i.indices[o+e];for(let e=0;e<3;++e)t[e]=i.positions[r+e]}e+=c.dotVec3(s[0],c.cross3Vec3(s[1],s[2],r)),c.subVec3(s[1],s[0],s[1]),c.subVec3(s[2],s[0],s[2]),t+=c.lenVec3(c.cross3Vec3(s[1],s[2],r))}this._metrics={area:t/2,volume:e/6}}return this._metrics}sectionedAverage(e){const t=this._geometry.planeCoordinates.slice();let i=[];{const e=this._geometry.height,s=this._geometry.altitude,r=s+Math.max(0,e),o=s+Math.min(0,e),n=e=>{const s=t.map((t=>[t[0],e?r:o,t[1]]));i.push(e?s:s.slice(0).reverse())};n(!0),n(!1);const a=(e,i)=>[t[e][0],i,t[e][1]];for(let e=0;e<t.length;++e){const s=(e+1)%t.length;i.push([a(e,o),a(s,o),a(s,r),a(e,r)])}}for(const t of e){const e=t.dir,r=t.dist,o=[];for(const t of i){const i=1e-5,n=0,a=1,l=2,A=3;let h=0;const u=[];for(let s=0;s<t.length;s++){const o=c.dotVec3(e,t[s])+r,A=o<-i?l:o>i?a:n;h|=A,u.push(A)}switch(h){case n:case a:o.push(t);break;case l:break;case A:const i=[];for(let o=0;o<t.length;o++){var s=(o+1)%t.length;const n=u[o],a=u[s],h=t[o],d=t[s];if(n!==l&&i.push(h),(n|a)===A){const t=c.vec3();c.subVec3(d,h,t);const s=-(r+c.dotVec3(e,h))/c.dotVec3(e,t),o=[0,0,0];c.lerpVec3(s,0,1,h,d,o),i.push(o)}}i.length>=3&&o.push(i)}}i=o}if(0===i.length)return null;{const e=c.vec3([0,0,0]),t=new Set;for(const s of i)for(const i of s){const s=i.map((e=>e.toFixed(3))).join(":");t.has(s)||(t.add(s),c.addVec3(e,i,e))}return c.mulVec3Scalar(e,1/t.size,e),e}}get center(){return this._center}get altitude(){return this._geometry.altitude}set altitude(e){this._geometry.altitude=e,this._rebuildMesh()}get height(){return this._geometry.height}set height(e){this._geometry.height=e,this._rebuildMesh()}get highlighted(){return this._highlighted}set highlighted(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}set color(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=IC(this._color))}get color(){return this._color}set alpha(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}get alpha(){return this._alpha}get edges(){return this._edges}set edges(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}set visible(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}get visible(){return this._visible}getJSON(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}duplicate(){return this.plugin.createZone({id:c.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((e=>e.slice())),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}destroy(){this._zoneMesh.destroy(),super.destroy()}}class OC extends D{constructor(e,t,i){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.createSelect3dPoint=i,this._deactivate=null}get active(){return!!this._deactivate}activate(e,t,i,s){if(this._deactivate)return;if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=this.createSelect3dPoint(o,((t,i)=>UC(e,c.vec3([0,1,0]),t,i)));!function o(){const A=TC(n,i,s),h=function(e,t,i,s,r,o){const n=SC(e,t),a=SC(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:()=>{};let A=s((()=>{l(null),n.update(null)}),((e,t)=>{l(e),n.update(t)}),(function(e,t){n.update(t),A=s((function(){l(null),a.update(null),r(null)}),(function(e,i){l(e),a.update(i),r(c.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),n.destroy(),a.destroy(),l(null),o([t,i])}))}));return{deactivate:function(){A(),n.destroy(),a.destroy(),l(null)}}}(n,i,a.pointerLens,l,(e=>{if(e){const t=e[0],i=e[1],s=e=>Math.min(t[e],i[e]),r=e=>Math.max(t[e],i[e]),o=s(0),n=s(1),a=s(2),l=r(0);r(1);const h=r(2);A.updateBase([[o,n,h],[l,n,h],[l,n,a],[o,n,a]])}else A.updateBase(null)}),(n=>{A.destroy();const l=function(e,t,i,s,r,o,n){const a=i=>Math.min(e[i],t[i]),l=i=>Math.max(e[i],t[i]),A=a(0),h=a(2),u=l(0),d=l(2);return n.createZone({id:c.createUUID(),geometry:{planeCoordinates:[[A,d],[u,d],[u,h],[A,h]],altitude:i,height:s},alpha:o,color:r})}(n[0],n[1],e,t,i,s,r);let h=!0;a._deactivate=()=>{h=!1},a.fire("zoneEnd",l),h&&o()})).deactivate;a._deactivate=()=>{h(),A.destroy()}}()}deactivate(){this._deactivate&&(this._deactivate(),this._deactivate=null)}destroy(){this.deactivate(),super.destroy()}}const NC=function(e,t,i,s,r,o,n,a,l){const A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{};let h;const u=[()=>A(null)],d=TC(e,s,r);return u.push((()=>d.destroy())),function o(p){const f=SC(e,s),g=p.length>0&&function(e,t,i){const s=e.canvas.canvas,r=new Ae(e,{});r.worldPos=i;const o=new Ae(e,{}),n=s.ownerDocument.body,a=new fe(n,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);const l=function(){const e=r.canvasPos.slice(),t=o.canvasPos.slice();ce(s,n,e),ce(s,n,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(A),e.camera.off(h),r.destroy(),o.destroy(),a.destroy()}}}(e,s,p[p.length-1].getWorldPos());u.push((()=>{f.destroy(),g&&g.destroy()}));const m=p.length>0&&p[0],_=function(e){const t=m&&m.getCanvasPos();return t&&c.distVec2(t,e)<10&&{canvasPos:t,worldPos:m.getWorldPos()}},v=function(){const e=(e,t,i)=>t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1]),t=(e,t,i)=>{const s=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===s?0:s>0?1:2};return function(i,s){const r=i[i.length-2],o=i[i.length-1];for(let n=s?1:0;n<i.length-2-1;++n){const s=i[n],a=i[n+1],l=t(r,o,s),A=t(r,o,a),h=t(s,a,r),c=t(s,a,o);if(l!==A&&h!==c||0===l&&e(r,s,o)||0===A&&e(r,a,o)||0===h&&e(s,r,a)||0===c&&e(s,o,a))return!0}return!1}}();h=a((()=>{A(null),f.update(null),g&&g.update(null),d.updateBase(p.length>2?p.map((e=>e.getWorldPos())):null)}),((e,t)=>{const i=p.length>2&&_(e);if(m&&m.setHighlighted(!!i),A(i?i.canvasPos:e),f.update(!i&&t),g&&g.update(i?i.worldPos:t),p.length>=2){const e=p.map((e=>e.getWorldPos())).concat(i?[]:[t]),s=v(e.map((e=>[e[0],e[2]])),i);d.updateBase(s?null:e)}else d.updateBase(null)}),(function(e,a){const A=p.length>2&&_(e),h=p.map((e=>e.getWorldPos())).concat(A?[]:[a]);d.updateBase(h);const m=h.map((e=>[e[0],e[2]]));p.length>2&&v(m,A)?(u.pop()(),o(p)):A?(f.update(a),u.forEach((e=>e())),l(n.createZone({id:c.createUUID(),geometry:{planeCoordinates:m,altitude:t,height:i},alpha:r,color:s}))):(f.update(a),g&&g.update(a),o(p.concat(f)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){h(),u.forEach((e=>e()))}}};class QC extends D{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene;super(o);const n=e._geometry.altitude,a=e._geometry.planeCoordinates.map((t=>{const i=o.canvas.canvas.ownerDocument.body,s=new ue(o,{},i,{fillColor:e._color});return s.worldPos=c.vec3([t[0],n,t[1]]),s.on("worldPos",(function(){t[0]=s.worldPos[0],t[1]=s.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),s})),l=pe({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t&&t.pointerLens,dots:a,ray2WorldPos:(e,t)=>UC(n,c.vec3([0,1,0]),e,t),onEnd:(t,i)=>(e._zoneMesh&&this.fire("edited"),!!e._zoneMesh)}),A=function(){l(),a.forEach((e=>e.destroy()))},h=e.on("destroyed",A);this._deactivate=function(){e.off("destroyed",h),A()}}deactivate(){this._deactivate(),super.destroy()}}class VC extends D{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene,n=o.canvas.canvas;super(o);const a=this,l=e._geometry.altitude,A=t&&t.pointerLens,h=A?function(e){A.visible=!!e,e&&(A.canvasPos=e)}:()=>{},u=e=>{const t=c.vec3(),i=c.vec3();return c.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,t,i),s=t,r=i,UC(l,c.vec3([0,1,0]),s,r);var s,r},d=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ce(n.ownerDocument.documentElement,n,t),t),p=function(e,t){const i=e=>{e.preventDefault(),t(e)};return n.addEventListener(e,i),()=>n.removeEventListener(e,i)};let f=()=>{};const g=function(t,i,s,o){const l=o(t),A=d(l,c.vec2()),g=r.scene.pick({canvasPos:A,includeEntities:[e._zoneMesh.id]});if((g&&g.entity&&g.entity.zone)===e){f(),n.style.cursor="move",r.cameraControl.active=!1;const t=function(){const t=e._geometry.planeCoordinates.map((e=>e.slice())),i=u(A),s=c.vec2([i[0],i[2]]),r=c.vec2();return function(i){const o=u(i);r[0]=o[0],r[1]=o[2],c.subVec2(s,r,r),e._geometry.planeCoordinates.forEach(((e,i)=>{c.subVec2(t[i],r,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}}(),l=p(i,(function(e){const i=o(e);if(i){const e=d(i,c.vec2());t(e),h(e)}})),g=p(s,(function(e){const i=o(e);if(i){const e=d(i,c.vec2());t(e),h(null),f(),a.fire("translated")}}));f=function(){f=()=>{},n.style.cursor="default",r.cameraControl.active=!0,l(),g()}}},m=[];i&&m.push(p("mousedown",(e=>{1===e.which&&g(e,"mousemove","mouseup",(e=>1===e.which&&e))}))),s&&m.push(p("touchstart",(e=>{if(1===e.touches.length){const t=e.touches[0].identifier;g(e,"touchmove","touchend",(e=>[...e.changedTouches].find((e=>e.identifier===t))))}})));const _=function(){f(),m.forEach((e=>e())),h(null)},v=e.on("destroyed",_);this._deactivate=function(){e.off("destroyed",v),_()}}deactivate(){this._deactivate(),super.destroy()}}exports.AlphaFormat=1021,exports.AmbientLight=Dt,exports.AngleMeasurementEditMouseControl=class extends xe{constructor(e,t){super(e,t,!0,!1)}},exports.AngleMeasurementEditTouchControl=class extends xe{constructor(e,t){super(e,t,!1,!0)}},exports.AngleMeasurementsControl=be,exports.AngleMeasurementsMouseControl=ye,exports.AngleMeasurementsPlugin=class extends V{constructor(e,t={}){super("AngleMeasurements",e),this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,angleMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get control(){return this._defaultControl||(this._defaultControl=new ye(this,{})),this._defaultControl}get measurements(){return this._measurements}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.corner,s=e.target,r=new ve(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},corner:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:e.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(()=>{delete this._measurements[r.id]})),r.clickable=!0,this.fire("measurementCreated",r),r}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}},exports.AngleMeasurementsTouchControl=class extends be{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentAngleMeasurement=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=c.vec3(),r=20;let o=null;this._touchState=0;const n=c.vec2(),a=c.vec2(),l=c.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},u=()=>{this.plugin.viewer.cameraControl.active=!0},d=()=>{o&&(clearTimeout(o),o=null),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),u(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const u=i.touches[0],p=u.clientX,f=u.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void d();const i=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement?this._currentAngleMeasurement.origin.worldPos=s:(this._currentAngleMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},corner:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1),this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=u.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=u.identifier;break;case 6:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=8,h()}),this._longTouchTimeoutMs),this._touchState=7),A=u.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(e=>{this.pointerCircle.stop();const i=e.touches.length;if(1!==i||1!==e.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const r=e.touches[0],n=r.clientX,l=r.clientY;if(r.identifier!==A)return;let h,c;switch(a.set([n,l]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(h.worldPos),this._currentAngleMeasurement.origin.worldPos=h.worldPos):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),s.set(c.worldPos),this._currentAngleMeasurement.origin.worldPos=c.worldPos):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.corner.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.corner.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1)),this._touchState=5;break;case 8:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.target.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.target.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0)),this._touchState=8}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],d=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([d,p]),this._touchState){case 1:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentAngleMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos},corner:{worldPos:i.worldPos},target:{worldPos:i.worldPos}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=3):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}u();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),u();break;case 4:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=6):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}u();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._touchState=6,u();break;case 7:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=6);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0}u();break;case 8:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement&&this._currentAngleMeasurement.targetVisible?(this._currentAngleMeasurement.clickable=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._touchState=0):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0),u()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}},exports.AnnotationsPlugin=class extends V{constructor(e,t){super("Annotations",e),this._labelHTML=t.labelHTML||"<div></div>",this._markerHTML=t.markerHTML||"<div></div>",this._container=t.container||document.body,this._values=t.values||{},this.annotations={},this.surfaceOffset=t.surfaceOffset}getContainerElement(){return this._container}send(e,t){if("clearAnnotations"===e)this.clear()}set surfaceOffset(e){null==e&&(e=.3),this._surfaceOffset=e}get surfaceOffset(){return this._surfaceOffset}createAnnotation(e){this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=null;e.markerElementId&&((t=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var i=null;e.labelElementId&&((i=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));const s=new Ce(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:t,labelElement:i,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:_.apply(e.values,_.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(()=>{delete this.annotations[s.id],this.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}destroyAnnotation(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}clear(){const e=Object.keys(this.annotations);for(var t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}destroy(){this.clear(),super.destroy()}},exports.AxisGizmoPlugin=class extends V{constructor(e,t){super("AxisGizmo",e,t=t||{});const i=e.scene.camera;t.canvasId||t.canvasElement||this.error("Config expected: either 'canvasId' or 'canvasElement'");try{this._axisGizmoScene=new li(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0})}catch(e){return void this.error(e)}const s=this._axisGizmoScene;s.clearLights(),new Dt(s,{color:[.45,.45,.5],intensity:.9}),new It(s,{dir:[-.5,.5,-.6],color:[.8,.8,.7],intensity:1,space:"view"}),new It(s,{dir:[.5,-.5,-.6],color:[.8,.8,.8],intensity:1,space:"view"});const r=s.camera;i.on("matrix",(function(){const e=i.eye,t=i.look,s=i.up,o=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(e,t,[])),22);r.look=[0,0,0],r.eye=o,r.up=s}));const o=new jt(s,ts({radiusTop:.01,radiusBottom:.6,height:1.7,radialSegments:20,heightSegments:1,openEnded:!1})),n=new jt(s,ts({radiusTop:.2,radiusBottom:.2,height:4.5,radialSegments:20,heightSegments:1,openEnded:!1})),a=new Xt(s,{diffuse:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),l=new Xt(s,{emissive:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),A=new Xt(s,{diffuse:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),h=new Xt(s,{emissive:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),u=new Xt(s,{diffuse:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),d=new Xt(s,{emissive:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),p=new Xt(s,{diffuse:[.5,.5,.5],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2});this._meshes=[new $i(s,{geometry:new jt(s,is({radius:9,heightSegments:60,widthSegments:60})),material:new Xt(s,{diffuse:[0,0,0],emissive:[.1,.1,.1],ambient:[.1,.1,.2],specular:[0,0,0],alpha:.4,alphaMode:"blend",frontface:"cw"}),pickable:!1,collidable:!1,visible:!1!==t.visible}),new $i(s,{geometry:new jt(s,is({radius:1})),material:p,pickable:!1,collidable:!1,visible:!1!==t.visible}),new $i(s,{geometry:o,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[5,0,0],rotation:[0,0,-90]}),new $i(s,{geometry:n,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[2,0,0],rotation:[0,0,90]}),new $i(s,{geometry:new jt(s,rs({text:"X",size:1.5})),material:l,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[7,0,0],billboard:"spherical"}),new $i(s,{geometry:o,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,5,0]}),new $i(s,{geometry:n,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,2,0]}),new $i(s,{geometry:new jt(s,rs({text:"Y",size:1.5})),material:h,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,7,0],billboard:"spherical"}),new $i(s,{geometry:o,material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,5],rotation:[90,0,0]}),new $i(s,{geometry:n,material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,2],rotation:[90,0,0]}),new $i(s,{geometry:new jt(s,rs({text:"Z",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,7],billboard:"spherical"})]}setVisible(e){for(let t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}destroy(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,super.destroy()}},exports.BCFViewpointsPlugin=class extends V{constructor(e,t={}){super("BCFViewpoints",e,t),this.originatingSystem=t.originatingSystem||"xeokit.io",this.authoringTool=t.authoringTool||"xeokit.io"}getViewpoint(e={}){const t=this.viewer.scene,i=t.camera,s=t.realWorldOffset,r=!0===e.reverseClippingPlanes;let o={},n=c.normalizeVec3(c.subVec3(i.look,i.eye,c.vec3())),a=i.eye,l=i.up;i.yUp&&(n=xh(n),a=xh(a),l=xh(l));const A=bh(c.addVec3(a,s));"ortho"===i.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:bh(n),camera_up_vector:bh(l),view_to_world_scale:i.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:bh(n),camera_up_vector:bh(l),field_of_view:i.perspective.fov};const h=t.sectionPlanes;for(let e in h)if(h.hasOwnProperty(e)){let t=h[e];if(!t.active)continue;let n,a=t.pos;n=r?c.negateVec3(t.dir,c.vec3()):t.dir,i.yUp&&(a=xh(a),n=xh(n)),c.addVec3(a,s),a=bh(a),n=bh(n),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:a,direction:n})}const u=t.lineSets;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];o.lines||(o.lines=[]);const i=t.positions,s=t.indices;for(let e=0,t=s.length/2;e<t;e++){const t=s[2*e],r=s[2*e+1];o.lines.push({start_point:{x:i[3*t+0],y:i[3*t+1],z:i[3*t+2]},end_point:{x:i[3*r+0],y:i[3*r+1],z:i[3*r+2]}})}}const d=t.bitmaps;for(let e in d)if(d.hasOwnProperty(e)){let t=d[e],r=t.pos,n=t.normal,a=t.up;i.yUp&&(r=xh(r),n=xh(n),a=xh(a)),c.addVec3(r,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:t.type,bitmap_data:t.imageData,location:bh(r),normal:bh(n),up:bh(a),height:t.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!e.spacesVisible,space_boundaries_visible:!!e.spaceBoundariesVisible,openings_visible:!!e.openingsVisible,spaces_translucent:!!e.spaces_translucent,space_boundaries_translucent:!!e.space_boundaries_translucent,openings_translucent:!!e.openings_translucent}}};const p=new Set(t.opacityObjectIds),f=new Set(t.xrayedObjectIds),g=new Set(t.colorizedObjectIds),m=Object.values(t.objects).filter((e=>p.has(e.id)||g.has(e.id)||f.has(e.id))).reduce(((e,i)=>{let s,r=function(e){let t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0"),t}(i.colorize);i.xrayed?(s=0===t.xrayMaterial.fillAlpha&&0!==t.xrayMaterial.edgeAlpha?.1:t.xrayMaterial.fillAlpha,s=Math.round(255*s).toString(16).padStart(2,"0"),r=s+r):p.has(i.id)&&(s=Math.round(255*i.opacity).toString(16).padStart(2,"0"),r=s+r),e[r]||(e[r]=[]);const o=i.id,n=i.originalSystemId,a={ifc_guid:n,originating_system:this.originatingSystem};return n!==o&&(a.authoring_tool_id=o),e[r].push(a),e}),{}),_=Object.entries(m).map((([e,t])=>({color:e,components:t})));o.components.coloring=_;const v=t.objectIds,b=t.visibleObjects,y=t.visibleObjectIds,x=v.filter((e=>!b[e])),B=t.selectedObjectIds;return e.defaultInvisible||y.length<x.length?(o.components.visibility.exceptions=this._createBCFComponents(y),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(x),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(B),o.components.translucency=this._createBCFComponents(t.xrayedObjectIds),!1!==e.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}_createBCFComponents(e){const t=this.viewer.scene,i=[];for(let s=0,r=e.length;s<r;s++){const r=e[s],o=t.objects[r];if(o){const e={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==r&&(e.authoring_tool_id=r),i.push(e)}}return i}setViewpoint(e,t={}){if(!e)return;const i=this.viewer,s=i.scene,r=s.camera,o=!1!==t.rayCast,n=!1!==t.immediate,a=!1!==t.reset,l=s.realWorldOffset,A=!0===t.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){let t=yh(e.location,gh),i=yh(e.direction,gh);A&&c.negateVec3(i),c.subVec3(t,l),r.yUp&&(t=Bh(t),i=Bh(i)),new os(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){const t=[],i=[];let r=0;e.lines.forEach((e=>{e.start_point&&e.end_point&&(t.push(e.start_point.x),t.push(e.start_point.y),t.push(e.start_point.z),t.push(e.end_point.x),t.push(e.end_point.y),t.push(e.end_point.z),i.push(r++),i.push(r++))})),new fh(s,{positions:t,indices:i,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){const t=e.bitmap_type||"jpg",i=e.bitmap_data;let o=yh(e.location,mh),n=yh(e.normal,_h),a=yh(e.up,vh),l=e.height||1;t&&i&&o&&n&&a&&(r.yUp&&(o=Bh(o),n=Bh(n),a=Bh(a)),new Vs(s,{src:i,type:t,pos:o,normal:n,up:a,clippable:!1,collidable:!0,height:l}))})),a&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!1))))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!0)))));const r=e.components.visibility.view_setup_hints;r&&(!1===r.spaces_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==r.spaces_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcSpace"),!0),r.space_boundaries_visible,!1===r.openings_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcOpening"),!0),r.space_boundaries_translucent,void 0!==r.openings_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((e=>this._withBCFComponent(t,e,(e=>e.selected=!0))))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((e=>this._withBCFComponent(t,e,(e=>e.xrayed=!0))))),e.components.coloring&&e.components.coloring.forEach((e=>{let i=e.color,s=0,r=!1;8===i.length&&(s=parseInt(i.substring(0,2),16)/256,s<=1&&s>=.95&&(s=1),i=i.substring(2),r=!0);const o=[parseInt(i.substring(0,2),16)/256,parseInt(i.substring(2,4),16)/256,parseInt(i.substring(4,6),16)/256];e.components.map((e=>this._withBCFComponent(t,e,(e=>{e.colorize=o,r&&(e.opacity=s)}))))}))}if(e.perspective_camera||e.orthogonal_camera){let a,A,h,u;if(e.perspective_camera?(a=yh(e.perspective_camera.camera_view_point,gh),A=yh(e.perspective_camera.camera_direction,gh),h=yh(e.perspective_camera.camera_up_vector,gh),r.perspective.fov=e.perspective_camera.field_of_view,u="perspective"):(a=yh(e.orthogonal_camera.camera_view_point,gh),A=yh(e.orthogonal_camera.camera_direction,gh),h=yh(e.orthogonal_camera.camera_up_vector,gh),r.ortho.scale=e.orthogonal_camera.view_to_world_scale,u="ortho"),c.subVec3(a,l),r.yUp&&(a=Bh(a),A=Bh(A),h=Bh(h)),o){const e=s.pick({pickSurface:!0,origin:a,direction:A});A=e?e.worldPos:c.addVec3(a,A,gh)}else A=c.addVec3(a,A,gh);n?(r.eye=a,r.look=A,r.up=h,r.projection=u):i.cameraFlight.flyTo({eye:a,look:A,up:h,duration:t.duration,projection:u})}}_withBCFComponent(e,t,i){const s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){const o=t.authoring_tool_id,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}}if(t.ifc_guid){const o=t.ifc_guid,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}Object.keys(r.models).forEach((t=>{const n=c.globalizeObjectId(t,o),a=r.objects[n];if(a)i(a);else if(e.updateCompositeObjects){s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}}))}}destroy(){super.destroy()}},exports.Bitmap=Vs,exports.ByteType=1010,exports.CameraMemento=$h,exports.CameraPath=class extends D{get type(){return"CameraPath"}constructor(e,t={}){super(e,t),this._frames=[],this._eyeCurve=new Uh(this),this._lookCurve=new Uh(this),this._upCurve=new Uh(this),t.frames&&(this.addFrames(t.frames),this.smoothFrameTimes(1))}get frames(){return this._frames}get eyeCurve(){return this._eyeCurve}get lookCurve(){return this._lookCurve}get upCurve(){return this._upCurve}saveFrame(e){const t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}addFrame(e,t,i,s){const r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}addFrames(e){let t;for(let i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}loadFrame(e){const t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,kh),t.look=this._lookCurve.getPoint(e,kh),t.up=this._upCurve.getPoint(e,kh)}sampleFrame(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}smoothFrameTimes(e){if(0===this._frames.length)return;const t=c.vec3();var i=0;this._frames[0].t=0;const s=[];for(let e=1,o=this._frames.length;e<o;e++){var r=c.lenVec3(c.subVec3(this._frames[e].eye,this._frames[e-1].eye,t));s[e]=r,i+=r}for(let t=1,r=this._frames.length;t<r;t++){const r=s[t]/i*e;this._frames[t].t=this._frames[t-1].t+r}}clearFrames(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}},exports.CameraPathAnimation=Gh,exports.CityJSONLoaderPlugin=class extends V{constructor(e,t={}){super("cityJSONLoader",e,t),this.dataSource=t.dataSource}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new qP}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;const i={};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.cityJSON,e,i,t),s.processes--}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getCityJSON(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,o=t.stats||{};o.sourceFormat=e.type||"CityJSON",o.schemaVersion=e.version||"",o.title="",o.author="",o.created="",o.numMetaObjects=0,o.numPropertySets=0,o.numObjects=0,o.numGeometries=0,o.numTriangles=0,o.numVertices=0;const n=!1!==t.loadMetadata,a=n?{id:c.createUUID(),name:"Model",type:"Model"}:null,l=n?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,A={data:e,vertices:r,sceneModel:s,loadMetadata:n,metadata:l,rootMetaObject:a,nextId:0,stats:o};if(this._parseCityJSON(A),s.finalize(),n){const e=s.id;this.viewer.metaScene.createMetaModel(e,A.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_transformVertices(e,t,i){const s=[],r=t.scale||c.vec3([1,1,1]),o=t.translate||c.vec3([0,0,0]);for(let t=0,n=0;t<e.length;t++,n+=3){const n=e[t][0]*r[0]+o[0],a=e[t][1]*r[1]+o[1],l=e[t][2]*r[2]+o[2];i?s.push([n,l,a]):s.push([n,a,l])}return s}_parseCityJSON(e){const t=e.data.CityObjects;for(const i in t)if(t.hasOwnProperty(i)){const s=t[i];this._parseCityObject(e,s,i)}}_parseCityObject(e,t,i){const s=e.sceneModel,r=e.data;if(e.loadMetadata){const s=i,r=t.type,o=r+" : "+i,n=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:s,name:o,type:r,parent:n})}if(e.stats.numMetaObjects++,!(t.geometry&&t.geometry.length>0))return;const o=[];for(let i=0,s=t.geometry.length;i<s;i++){const s=t.geometry[i];let n,a;const l=r.appearance;if(l){const e=l.materials;if(e){const t=s.material;if(t){const s=Object.keys(t);if(s.length>0){const r=t[s[0]];if(void 0!==r.value)n=e[r.value];else{const t=r.values;if(t){a=[];for(let s=0,r=t.length;s<r;s++){const s=e[t[i]];a.push(s)}}}}}}}a?this._parseGeometrySurfacesWithOwnMaterials(e,s,a,o):this._parseGeometrySurfacesWithSharedMaterial(e,s,n,o)}o.length>0&&(s.createEntity({id:i,meshIds:o,isObject:!0}),e.stats.numObjects++)}_parseGeometrySurfacesWithOwnMaterials(e,t,i,s){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const r=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,r,s);break;case"Solid":const o=t.boundaries;for(let t=0;t<o.length;t++){const r=o[t];this._parseSurfacesWithOwnMaterials(e,i,r,s)}break;case"MultiSolid":case"CompositeSolid":const n=t.boundaries;for(let t=0;t<n.length;t++)for(let r=0;r<n[t].length;r++){const o=n[t][r];this._parseSurfacesWithOwnMaterials(e,i,o,s)}}}_parseSurfacesWithOwnMaterials(e,t,i,s){const r=e.vertices,o=e.sceneModel;for(let n=0;n<i.length;n++){const a=i[n],l=t[n]||{diffuseColor:[.8,.8,.8],transparency:1},A=[],h=[],u=[],d={positions:[],indices:[]};for(let t=0;t<a.length;t++){A.length>0&&h.push(A.length);const i=this._extractLocalIndices(e,a[t],u,d);A.push(...i)}if(3===A.length)d.indices.push(A[0]),d.indices.push(A[1]),d.indices.push(A[2]);else if(A.length>3){const e=[];for(let t=0;t<A.length;t++)e.push({x:r[u[A[t]]][0],y:r[u[A[t]]][1],z:r[u[A[t]]][2]});const t=this._getNormalOfPositions(e,c.vec3());let i=[];for(let s=0;s<e.length;s++)this._to2D(e[s],t,PC),i.unshift(PC[0]),i.unshift(PC[1]);const s=$P(i,h,2);for(let e=0;e<s.length;e+=3)d.indices.unshift(A[s[e]]),d.indices.unshift(A[s[e+1]]),d.indices.unshift(A[s[e+2]])}const p=""+e.nextId++;o.createMesh({id:p,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(p),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}_parseGeometrySurfacesWithSharedMaterial(e,t,i,s){const r=e.sceneModel,o=[],n={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const i=t.boundaries;this._parseSurfacesWithSharedMaterial(e,i,o,n);break;case"Solid":const s=t.boundaries;for(let t=0;t<s.length;t++){const i=s[t];this._parseSurfacesWithSharedMaterial(e,i,o,n)}break;case"MultiSolid":case"CompositeSolid":const r=t.boundaries;for(let t=0;t<r.length;t++)for(let i=0;i<r[t].length;i++){const s=r[t][i];this._parseSurfacesWithSharedMaterial(e,s,o,n)}}if(n.positions.length>0&&n.indices.length>0){const t=""+e.nextId++;r.createMesh({id:t,primitive:"triangles",positions:n.positions,indices:n.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(t),e.stats.numGeometries++,e.stats.numVertices+=n.positions.length/3,e.stats.numTriangles+=n.indices.length/3}}_parseSurfacesWithSharedMaterial(e,t,i,s){const r=e.vertices;for(let o=0;o<t.length;o++){let n=[],a=[];for(let r=0;r<t[o].length;r++){n.length>0&&a.push(n.length);const l=this._extractLocalIndices(e,t[o][r],i,s);n.push(...l)}if(3===n.length)s.indices.push(n[0]),s.indices.push(n[1]),s.indices.push(n[2]);else if(n.length>3){let e=[];for(let t=0;t<n.length;t++)e.push({x:r[i[n[t]]][0],y:r[i[n[t]]][1],z:r[i[n[t]]][2]});const t=this._getNormalOfPositions(e,c.vec3());let o=[];for(let i=0;i<e.length;i++)this._to2D(e[i],t,PC),o.unshift(PC[0]),o.unshift(PC[1]);const l=$P(o,a,2);for(let e=0;e<l.length;e+=3)s.indices.unshift(n[l[e]]),s.indices.unshift(n[l[e+1]]),s.indices.unshift(n[l[e+2]])}}}_extractLocalIndices(e,t,i,s){const r=e.vertices,o=[];for(let e=0,n=t.length;e<n;e++){const n=t[e];if(i.includes(n)){const e=i.indexOf(n);o.push(e)}else s.positions.push(r[n][0]),s.positions.push(r[n][1]),s.positions.push(r[n][2]),o.push(i.length),i.push(n)}return o}_getNormalOfPositions(e,t){for(let i=0;i<e.length;i++){let s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return c.normalizeVec3(t)}_to2D(e,t,i){const s=CC,r=MC,o=EC;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,o[0]=1.1,o[1]=1.1,o[2]=1.1;c.lenVec3(c.subVec3(o,r))<.01&&(o[0]+=1,o[1]+=2,o[2]+=3);const n=c.dotVec3(o,r),a=c.mulVec3Scalar(r,n,c.vec3());o[0]-=a[0],o[1]-=a[1],o[2]-=a[2],c.normalizeVec3(o);const l=c.cross3Vec3(r,o,c.vec3()),A=c.dotVec3(s,o),h=c.dotVec3(s,l);i[0]=A,i[1]=h}},exports.ClampToEdgeWrapping=1001,exports.Component=D,exports.CompressedMediaType=10003,exports.Configs=Jr,exports.ContextMenu=class{constructor(e={}){this._id=t.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==e.hideOnMouseDown&&(document.addEventListener("mousedown",(e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),e.items&&(this.items=e.items),this._hideOnAction=!1!==e.hideOnAction,this.context=e.context,this.enabled=!1!==e.enabled,this.hide()}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}set items(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}get items(){return this._itemsCfg}set enabled(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}get enabled(){return this._enabled}set context(e){this._context=e}get context(){return this._context}show(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}get shown(){return this._shown}hide(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}destroy(){this._context=null,this._clear(),null!==this._id&&(t.removeItem(this._id),this._id=null)}_clear(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e].menuElement;t.parentElement.removeChild(t)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}_parseItems(e){const t=e=>{const o=this._getNextId(),n=new i(o);for(let i=0,o=e.length;i<o;i++){const o=e[i],a=new s;n.groups.push(a);for(let e=0,i=o.length;e<i;e++){const i=o[e],s=i.items,l=s&&s.length>0,A=this._getNextId(),h=i.getTitle||(()=>i.title||""),c=i.doAction||i.callback||(()=>{}),u=i.getEnabled||(()=>!0),d=i.getShown||(()=>!0),p=new r(A,h,c,u,d);if(p.parentMenu=n,a.items.push(p),l){const e=t(s);p.subMenu=e,e.parentItem=p}this._itemList.push(p),this._itemMap[p.id]=p}}return this._menuList.push(n),this._menuMap[n.id]=n,n};this._rootMenu=t(e)}_getNextId(){return"ContextMenu_"+this._id+"_"+this._nextId++}_createUI(){const e=t=>{this._createMenuUI(t);const i=t.groups;for(let t=0,s=i.length;t<s;t++){const s=i[t].items;for(let t=0,i=s.length;t<i;t++){const i=s[t].subMenu;i&&e(i)}}};e(this._rootMenu)}_createMenuUI(e){const t=e.groups,i=[];if(i.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),i.push("<ul>"),t)for(let e=0,s=t.length;e<s;e++){const r=e,o=s,n=t[e].items;if(n)for(let e=0,t=n.length;e<t;e++){const s=n[e],a=s.subMenu,l=s.title||"";a?(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item">'+l+" [MORE]</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-seperator"></li>')):(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-seperator"></li>'))}}i.push("</ul>"),i.push("</div>");const s=i.join("");document.body.insertAdjacentHTML("beforeend",s);const r=document.querySelector("."+e.id);e.menuElement=r,r.style["border-radius"]="4px",r.style.display="none",r.style["z-index"]=3e5,r.style.background="white",r.style.border="1px solid black",r.style["box-shadow"]="0 4px 5px 0 gray",r.oncontextmenu=e=>{e.preventDefault()};const o=this;let n=null;if(t)for(let e=0,i=t.length;e<i;e++){const i=t[e].items;if(i)for(let e=0,t=i.length;e<t;e++){const t=i[e],s=t.subMenu;t.itemElement=document.getElementById(t.id),t.itemElement?(t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault();const i=t.subMenu;if(!i)return void(n&&(o._hideMenu(n.id),n=null));if(n&&n.id!==i.id&&(o._hideMenu(n.id),n=null),!1===t.enabled)return;const s=t.itemElement,r=i.menuElement,a=s.getBoundingClientRect();r.getBoundingClientRect();a.right+200>window.innerWidth?o._showMenu(i.id,a.left-200,a.top-1):o._showMenu(i.id,a.right-5,a.top-1),n=i})),s||(t.itemElement.addEventListener("click",(e=>{e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus()))})),t.itemElement.addEventListener("mouseup",(e=>{3===e.which&&(e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus())))})),t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault(),!1!==t.enabled&&t.doHover&&t.doHover(o._context)})))):console.error("ContextMenu item element not found: "+t.id)}}}_updateItemsTitles(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getShown;if(!s||!s(this._context))continue;const r=t.getTitle(this._context);t.subMenu,i.innerText=r}}_updateItemsEnabledStatus(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getEnabled;if(!s)continue;const r=t.getShown;if(!r)continue;const o=r(this._context);if(t.shown=o,!o){i.classList.remove("xeokit-context-menu-item-visible"),i.classList.add("xeokit-context-menu-item-hidden");continue}i.classList.remove("ceokit-context-menu-item-hidden"),i.classList.add("xeokit-context-menu-item-visible");const n=s(this._context);t.enabled=n,n?i.classList.remove("disabled"):i.classList.add("disabled")}}_showMenu(e,t,i){const s=this._menuMap[e];if(!s)return void console.error("Menu not found: "+e);if(s.shown)return;const r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}_hideMenu(e){const t=this._menuMap[e];if(!t)return void console.error("Menu not found: "+e);if(!t.shown)return;const i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}_hideAllMenus(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e];this._hideMenu(t.id)}}_showMenuElement(e,t,i){e.style.display="block";const s=e.offsetHeight,r=e.offsetWidth;i+s>window.innerHeight&&(i=window.innerHeight-s),t+r>window.innerWidth&&(t=window.innerWidth-r),e.style.left=t+"px",e.style.top=i+"px"}_hideMenuElement(e){e.style.display="none"}},exports.CubicBezierCurve=class extends Lh{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.v3=t.v3,this.t=t.t}set v0(e){this._v0=e||c.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||c.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||c.vec3([0,0,0])}get v2(){return this._v2}set v3(e){this.fire("v3",this._v3=e||c.vec3([0,0,0]))}get v3(){return this._v3}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=c.vec3();return t[0]=c.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=c.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=c.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}},exports.Curve=Lh,exports.DefaultLoadingManager=TA,exports.DepthFormat=1026,exports.DepthStencilFormat=1027,exports.DirLight=It,exports.DistanceMeasurementEditControl=Ih,exports.DistanceMeasurementEditMouseControl=class extends Ih{constructor(e,t){super(e,t,!0,!1)}},exports.DistanceMeasurementEditTouchControl=class extends Ih{constructor(e,t){super(e,t,!1,!0)}},exports.DistanceMeasurementsControl=Eh,exports.DistanceMeasurementsMouseControl=Fh,exports.DistanceMeasurementsPlugin=class extends V{constructor(e,t={}){super("DistanceMeasurements",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.labelMinAxisLength=t.labelMinAxisLength,this.defaultVisible=!1!==t.defaultVisible,this.defaultOriginVisible=!1!==t.defaultOriginVisible,this.defaultTargetVisible=!1!==t.defaultTargetVisible,this.defaultWireVisible=!1!==t.defaultWireVisible,this.defaultXLabelEnabled=!1!==t.defaultXLabelEnabled,this.defaultYLabelEnabled=!1!==t.defaultYLabelEnabled,this.defaultZLabelEnabled=!1!==t.defaultZLabelEnabled,this.defaultLengthLabelEnabled=!1!==t.defaultLengthLabelEnabled,this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.defaultAxisVisible=!1!==t.defaultAxisVisible,this.defaultXAxisVisible=!1!==t.defaultXAxisVisible,this.defaultYAxisVisible=!1!==t.defaultYAxisVisible,this.defaultZAxisVisible=!1!==t.defaultZAxisVisible,this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this.defaultLabelsOnWires=!1!==t.defaultLabelsOnWires,this.useRotationAdjustment=void 0!==t.useRotationAdjustment&&!1!==t.useRotationAdjustment,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,distanceMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get pointerLens(){return this._pointerLens}get control(){return this._defaultControl||(this._defaultControl=new Fh(this,{})),this._defaultControl}get measurements(){return this._measurements}set labelMinAxisLength(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}get labelMinAxisLength(){return this._labelMinAxisLength}set useRotationAdjustment(e){e=void 0!==e&&Boolean(e),this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.target,s=new Mh(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},target:{entity:i.entity,worldPos:i.worldPos},visible:e.visible,wireVisible:e.wireVisible,axisVisible:!1!==e.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==e.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==e.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==e.zAxisVisible&&!1!==this.defaultZAxisVisible,xLabelEnabled:!1!==e.xLabelEnabled&&!1!==this.defaultXLabelEnabled,yLabelEnabled:!1!==e.yLabelEnabled&&!1!==this.defaultYLabelEnabled,zLabelEnabled:!1!==e.zLabelEnabled&&!1!==this.defaultZLabelEnabled,lengthLabelEnabled:!1!==e.lengthLabelEnabled&&!1!==this.defaultLengthLabelEnabled,labelsVisible:!1!==e.labelsVisible&&!1!==this.defaultLabelsVisible,useRotationAdjustment:this.useRotationAdjustment,originVisible:e.originVisible,targetVisible:e.targetVisible,color:e.color,labelsOnWires:!1!==e.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.clickable=!0,s.on("destroyed",(()=>{delete this._measurements[s.id]})),this.fire("measurementCreated",s),s}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}setAxisVisible(e){for(const[t,i]of Object.entries(this.measurements))i.axisVisible=e;this.defaultAxisVisible=e}getAxisVisible(){return this.defaultAxisVisible}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}},exports.DistanceMeasurementsTouchControl=class extends Eh{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._attachPlugin(e,t)}_attachPlugin(e){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=c.vec3(),r=20;let o=null;this._touchState=0;const n=c.vec2(),a=c.vec2(),l=c.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},u=()=>{this.plugin.viewer.cameraControl.active=!0},d=()=>{o&&(clearTimeout(o),o=null),this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),u(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=l=>{const u=l.touches.length;if(1!==u)return void(o&&(clearTimeout(o),o=null));const p=l.touches[0],f=i.getBoundingClientRect(),g=p.clientX-f.left,m=p.clientY-f.top;switch(n.set([g,m]),a.set([g,m]),this._touchState){case 0:if(1!==u&&null!==o)return void d();const i=t.pick({canvasPos:a,snapping:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==u||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=s:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:s,entity:i.entity},target:{worldPos:s,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=p.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((()=>{if(o=null,1!==u||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=p.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(r=>{this.pointerCircle.stop();const n=r.touches.length;if(1!==n||1!==r.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const l=r.touches[0],h=i.getBoundingClientRect(),u=l.clientX-h.left,d=l.clientY-h.top;if(l.identifier!==A)return;let p,f;switch(a.set([u,d]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(p.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=p.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:p.worldPos,entity:p.entity},target:{worldPos:p.worldPos,entity:p.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),s.set(f.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=f.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:f.worldPos,entity:f.entity},target:{worldPos:f.worldPos,entity:f.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==n&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement.target.worldPos=p.worldPos,this._currentDistanceMeasurement.target.entity=p.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),this._currentDistanceMeasurement.target.worldPos=f.worldPos,this._currentDistanceMeasurement.target.entity=f.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0)),this._touchState=5}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=s=>{this.pointerCircle.stop();const h=s.changedTouches.length;if(1!==h)return;const d=s.changedTouches[0],p=i.getBoundingClientRect(),f=d.clientX-p.left,g=d.clientY-p.top;if(d.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([f,g]),this._touchState){case 1:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1,this._touchState=3,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(this._currentDistanceMeasurement&&this._currentDistanceMeasurement.destroy(),this._touchState=0)}u();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),u();break;case 4:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this._currentDistanceMeasurement.xAxisVisible=!0,this._currentDistanceMeasurement.yAxisVisible=!0,this._currentDistanceMeasurement.zAxisVisible=!0,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0}u();break;case 5:console.log("long touch"),this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement&&this._currentDistanceMeasurement.targetVisible?(this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,this._touchState=0):(this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0),u()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}},exports.DotBIMDefaultDataSource=FC,exports.DotBIMLoaderPlugin=class extends V{constructor(e,t={}){super("DotBIMLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new FC}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||WB}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0,backfaces:e.backfaces,dtxEnabled:e.dtxEnabled,rotation:e.rotation,origin:e.origin})),i=t.id;if(!e.src&&!e.dotBIM)return this.error("load() param expected: src or dotBIM"),t;const s=e.objectDefaults||this._objectDefaults||WB;let r,o;if(e.includeTypes){r={};for(let t=0,i=e.includeTypes.length;t<i;t++)r[e.includeTypes[t]]=!0}if(e.excludeTypes){o={},r||(r={});for(let t=0,i=e.excludeTypes.length;t<i;t++)r[e.excludeTypes[t]]=!0}const n=e=>{const t=e.fileData,n=e.sceneModel,a={},l=c.createUUID(),A=c.createUUID(),h=c.createUUID(),u=c.createUUID(),d={metaObjects:[{id:l,name:"IfcProject",type:"IfcProject",parent:null},{id:A,name:"IfcSite",type:"IfcSite",parent:l},{id:h,name:"IfcBuilding",type:"IfcBuilding",parent:A},{id:u,name:"IfcBuildingStorey",type:"IfcBuildingStorey",parent:h}],propertySets:[]},p=(e,i)=>{if(a[e])return;const s=t.meshes.find((e=>e.mesh_id===i.mesh_id));n.createGeometry({id:e,primitive:"triangles",positions:s.coordinates,indices:s.indices}),a[e]=!0},f=t.elements;for(let e=0,i=f.length;e<i;e++){const i=f[e],a=i.type;if(o&&o[a])continue;if(r&&!r[a])continue;const l=i.info,A=void 0!==i.guid?`${i.guid}`:void 0!==l&&void 0!==l.id?l.id:e,h=i.mesh_id,c=i.vector,g=i.rotation,m=s?s[a]||s.DEFAULT:null;let _=!0,v=!0;if(void 0===i.face_colors){p(h,i);const e=`${A}-mesh`;let t=i.color?[i.color.r/255,i.color.g/255,i.color.b/255]:[1,1,1],s=i.color?i.color.a/255:1;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(t=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(s=m.opacity)),n.createMesh({id:e,geometryId:h,color:t,opacity:s,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:c?[c.x,c.y,c.z]:void 0}),n.createEntity({id:A,meshIds:[e],visible:_,pickable:v,isObject:!0})}else{let e=i.face_colors,s={},r=0,o=t.meshes.find((e=>e.mesh_id===i.mesh_id));for(let t=0,i=e.length;t<i;t+=4){let i=[e[t],e[t+1],e[t+2],e[t+3]];void 0===s[i]&&(s[i]=[]);let n=o.indices[r],a=o.coordinates[3*n],l=o.coordinates[3*n+1],A=o.coordinates[3*n+2],h=o.indices[r+1],c=o.coordinates[3*h],u=o.coordinates[3*h+1],d=o.coordinates[3*h+2],p=o.indices[r+2],f=o.coordinates[3*p],g=o.coordinates[3*p+1],m=o.coordinates[3*p+2];s[i].push(a,l,A,c,u,d,f,g,m),r+=3}let a=[];for(const[e,t]of Object.entries(s)){n.createGeometry({id:`${h}-${e}`,primitive:"triangles",positions:t,indices:[...Array(t.length/3).keys()]});const i=`${A}-mesh-${e}`,s=e.split(",").map(Number);let r=[s[0]/255,s[1]/255,s[2]/255],o=s[3]/255;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(r=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(o=m.opacity)),n.createMesh({id:i,geometryId:`${h}-${e}`,color:r,opacity:o,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:c?[c.x,c.y,c.z]:void 0}),a.push(i)}n.createEntity({id:A,meshIds:a,visible:_,pickable:v,isObject:!0})}for(let e in l){let t;e.startsWith("IFC_Pset_")&&(t||(t=[]),t.push({name:e,value:l[e]})),t&&d.propertySets.push({id:A,properties:t})}d.metaObjects.push({id:A,name:l&&l.Name&&"None"!==l.Name?l.Name:`${i.type} ${A}`,type:i.type,parent:u,propertySetIds:[A]})}n.finalize(),this.viewer.metaScene.createMetaModel(i,d),n.scene.once("tick",(()=>{n.destroyed||(n.scene.fire("modelLoaded",n.id),n.fire("loaded",!0,!1))}))};if(e.src){const i=e.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(i,(e=>{n({fileData:e,sceneModel:t,nextId:0,error:function(e){}}),this.viewer.scene.canvas.spinner.processes--}),(e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e)}))}else if(e.dotBIM){const i={fileData:e.dotBIM,sceneModel:t,nextId:0,error:function(e){}};n(i)}return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.EdgeMaterial=qt,exports.EmphasisMaterial=Yt,exports.FaceAlignedSectionPlanesPlugin=class extends V{constructor(e,t={}){if(super("FaceAlignedSectionPlanesPlugin",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,this._dragSensitivity=t.dragSensitivity||1,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new vw(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;bw.set(this.viewer.scene.aabb),c.getAABB3Center(bw,yw),bw[0]+=t[0]-yw[0],bw[1]+=t[1]-yw[1],bw[2]+=t[2]-yw[2],bw[3]+=t[0]-yw[0],bw[4]+=t[1]-yw[1],bw[5]+=t[2]-yw[2],this.viewer.cameraFlight.flyTo({aabb:bw,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}null===t.controlElementId||void 0===t.controlElementId?this.error("Parameter expected: controlElementId"):(this._controlElement=document.getElementById(t.controlElementId),this._controlElement||this.warn("Can't find control element: '"+t.controlElementId+"' - will create plugin without control element")),this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setDragSensitivity(e){this._dragSensitivity=e||1}getDragSensitivity(){return this._dragSensitivity}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new os(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new mw(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(let e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){let t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){let e=this._freeControls.pop();for(;e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}},exports.FastNavPlugin=class extends V{constructor(e,t={}){super("FastNav",e),this._hideColorTexture=!1!==t.hideColorTexture,this._hidePBR=!1!==t.hidePBR,this._hideSAO=!1!==t.hideSAO,this._hideEdges=!1!==t.hideEdges,this._hideTransparentObjects=!!t.hideTransparentObjects,this._scaleCanvasResolution=!!t.scaleCanvasResolution,this._defaultScaleCanvasResolutionFactor=t.defaultScaleCanvasResolutionFactor||1,this._scaleCanvasResolutionFactor=t.scaleCanvasResolutionFactor||.6,this._delayBeforeRestore=!1!==t.delayBeforeRestore,this._delayBeforeRestoreSeconds=t.delayBeforeRestoreSeconds||.5;let i=1e3*this._delayBeforeRestoreSeconds,s=!1;const r=()=>{i=1e3*this._delayBeforeRestoreSeconds,s||(e.scene._renderer.setColorTextureEnabled(!this._hideColorTexture),e.scene._renderer.setPBREnabled(!this._hidePBR),e.scene._renderer.setSAOEnabled(!this._hideSAO),e.scene._renderer.setTransparentEnabled(!this._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!this._hideEdges),this._scaleCanvasResolution?e.scene.canvas.resolutionScale=this._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,s=!0)},o=()=>{e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),s=!1};this._onCanvasBoundary=e.scene.canvas.on("boundary",r),this._onCameraMatrix=e.scene.camera.on("matrix",r),this._onSceneTick=e.scene.on("tick",(e=>{s&&(i-=e.deltaTime,(!this._delayBeforeRestore||i<=0)&&o())}));let n=!1;this._onSceneMouseDown=e.scene.input.on("mousedown",(()=>{n=!0})),this._onSceneMouseUp=e.scene.input.on("mouseup",(()=>{n=!1})),this._onSceneMouseMove=e.scene.input.on("mousemove",(()=>{n&&r()}))}get hideColorTexture(){return this._hideColorTexture}set hideColorTexture(e){this._hideColorTexture=e}get hidePBR(){return this._hidePBR}set hidePBR(e){this._hidePBR=e}get hideSAO(){return this._hideSAO}set hideSAO(e){this._hideSAO=e}get hideEdges(){return this._hideEdges}set hideEdges(e){this._hideEdges=e}get hideTransparentObjects(){return this._hideTransparentObjects}set hideTransparentObjects(e){this._hideTransparentObjects=!1!==e}get scaleCanvasResolution(){return this._scaleCanvasResolution}set scaleCanvasResolution(e){this._scaleCanvasResolution=e}get defaultScaleCanvasResolutionFactor(){return this._defaultScaleCanvasResolutionFactor}set defaultScaleCanvasResolutionFactor(e){this._defaultScaleCanvasResolutionFactor=e||1}get scaleCanvasResolutionFactor(){return this._scaleCanvasResolutionFactor}set scaleCanvasResolutionFactor(e){this._scaleCanvasResolutionFactor=e||.6}get delayBeforeRestore(){return this._delayBeforeRestore}set delayBeforeRestore(e){this._delayBeforeRestore=e}get delayBeforeRestoreSeconds(){return this._delayBeforeRestoreSeconds}set delayBeforeRestoreSeconds(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}send(e,t){}destroy(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),super.destroy()}},exports.FloatType=1015,exports.Fresnel=class extends D{get type(){return"Fresnel"}constructor(e,t={}){super(e,t),this._state=new at({edgeColor:c.vec3([0,0,0]),centerColor:c.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),this.edgeColor=t.edgeColor,this.centerColor=t.centerColor,this.edgeBias=t.edgeBias,this.centerBias=t.centerBias,this.power=t.power}set edgeColor(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set centerColor(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}get centerColor(){return this._state.centerColor}set edgeBias(e){this._state.edgeBias=e||0,this.glRedraw()}get edgeBias(){return this._state.edgeBias}set centerBias(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}get centerBias(){return this._state.centerBias}set power(e){this._state.power=null!=e?e:1,this.glRedraw()}get power(){return this._state.power}destroy(){super.destroy(),this._state.destroy()}},exports.Frustum=U,exports.FrustumPlane=L,exports.GIFMediaType=1e4,exports.GLTFDefaultDataSource=Dh,exports.GLTFLoaderPlugin=class extends V{constructor(e,t={}){super("GLTFLoader",e,t),this._sceneModelLoader=new QB(this,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new Dh}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||WB}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0,dtxEnabled:e.dtxEnabled})),i=t.id;if(!e.src&&!e.gltf)return this.error("load() param expected: src or gltf"),t;if(e.metaModelSrc||e.metaModelJSON){const s=s=>{this.viewer.metaScene.createMetaModel(i,s,{}),this.viewer.scene.canvas.spinner.processes--,e.src?this._sceneModelLoader.load(this,e.src,s,e,t):this._sceneModelLoader.parse(this,e.gltf,s,e,t)};if(e.metaModelSrc){const t=e.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(t,(e=>{this.viewer.scene.canvas.spinner.processes--,s(e)}),(e=>{this.error(`load(): Failed to load model metadata for model '${i} from  '${t}' - ${e}`),this.viewer.scene.canvas.spinner.processes--}))}else e.metaModelJSON&&s(e.metaModelJSON)}else e.src?this._sceneModelLoader.load(this,e.src,null,e,t):this._sceneModelLoader.parse(this,e.gltf,null,e,t);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.HalfFloatType=1016,exports.ImagePlane=class extends D{constructor(e,t={}){super(e,t),this._src=null,this._image=null,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._dir=c.vec3(),this._size=1,this._imageSize=c.vec2(),this._texture=new Ds(this),this._plane=new $i(this,{geometry:new jt(this,Os({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new Xt(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0}),clippable:t.clippable}),this._grid=new $i(this,{geometry:new jt(this,ks({size:1,divisions:10})),material:new Xt(this,{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:t.clippable}),this._node=new fs(this,{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[this._plane,this._grid]}),this._gridVisible=!1,this.visible=!0,this.gridVisible=t.gridVisible,this.position=t.position,this.rotation=t.rotation,this.dir=t.dir,this.size=t.size,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,t.image?this.image=t.image:this.src=t.src}set visible(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}get visible(){return this._plane.visible}set gridVisible(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}get gridVisible(){return this._gridVisible}set image(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set position(e){this._pos.set(e||[0,0,0]),W(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}get position(){return this._pos}set rotation(e){this._node.rotation=e}get rotation(){return this._node.rotation}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set dir(e){if(this._dir.set(e||[0,0,-1]),e){const t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];c.subVec3(t,this.position,zh);const s=-c.dotVec3(i,zh);c.normalizeVec3(i),c.mulVec3Scalar(i,s,Wh),c.vec3PairToQuaternion(Kh,e,Xh),this._node.quaternion=Xh}}get dir(){return this._dir}set collidable(e){this._node.collidable=!1!==e}get collidable(){return this._node.collidable}set clippable(e){this._node.clippable=!1!==e}get clippable(){return this._node.clippable}set pickable(e){this._node.pickable=!1!==e}get pickable(){return this._node.pickable}set opacity(e){this._node.opacity=e}get opacity(){return this._node.opacity}destroy(){super.destroy()}_updatePlaneSizeFromImage(){const e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){const s=i/t;this._node.scale=[e,1,e*s]}else{const s=t/i;this._node.scale=[e*s,1,e]}}},exports.IntType=1013,exports.JPEGMediaType=10001,exports.KTX2TextureTranscoder=NA,exports.LASLoaderPlugin=class extends V{constructor(e,t={}){super("lasLoader",e,t),this.dataSource=t.dataSource,this.skip=t.skip,this.fp64=t.fp64,this.colorDepth=t.colorDepth}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new GP}get skip(){return this._skip}set skip(e){this._skip=e||1}get fp64(){return this._fp64}set fp64(e){this._fp64=!!e}get colorDepth(){return this._colorDepth}set colorDepth(e){this._colorDepth=e||"auto"}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0}));if(!e.src&&!e.las)return this.error("load() param expected: src or las"),t;const i={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.las,e,i,t).then((()=>{s.processes--}),(e=>{s.processes--,this.error(e),t.fire("error",e)}))}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getLAS(t.src,(e=>{this._parseModel(e,t,i,s).then((()=>{r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){function r(e){const i=e.value;if(t.rotateX&&i)for(let e=0,t=i.length;e<t;e+=3){const t=i[e+1];i[e+1]=i[e+2],i[e+2]=t}return i}function o(e,t){const i=e.value,s=e.size,r=t.value,o=4*r.length,n=new Uint8Array(o);for(let e=0,t=0,o=0,a=r.length;e<a;e++,o+=s,t+=4)n[t+0]=i[o+0],n[t+1]=i[o+1],n[t+2]=i[o+2],n[t+3]=Math.round(r[e]/65536*255);return n}function n(e){const t=e.value,i=4*t.length,s=new Uint8Array(i);for(let e=0,i=0,r=t.length;e<r;e++,i+=4)s[i+0]=0,s[i+1]=0,s[i+2]=0,s[i+3]=Math.round(t[e]/65536*255);return s}return new Promise(((a,l)=>{if(s.destroyed)return void l();const A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{const A=XP(e);ry(e,zP,i).then((e=>{const h=e.attributes,u=e.loaderData,d=void 0!==u.pointsFormatId?u.pointsFormatId:-1;if(!h.POSITION)return s.finalize(),void l("No positions found in file");let p,f;switch(d){case 0:p=r(h.POSITION),f=n(h.intensity);break;case 1:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=n(h.intensity);break;case 2:case 3:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=o(h.COLOR_0,h.intensity)}const g=ZP(p,15e5),m=ZP(f,2e6),_=[];for(let e=0,t=g.length;e<t;e++){const t=`pointsMesh${e}`;_.push(t),s.createMesh({id:t,primitive:"points",positions:g[e],colorsCompressed:e<m.length?m[e]:null})}const v=t.entityId||c.createUUID();if(s.createEntity({id:v,meshIds:_,isObject:!0}),s.finalize(),t.metaModelJSON){const e=s.id;this.viewer.metaScene.createMetaModel(e,t.metaModelJSON,i)}else if(!1!==t.loadMetadata){const e=c.createUUID(),t={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:e,name:"Model",type:"Model"},{id:v,name:"PointCloud (LAS)",type:"PointCloud",parent:e,attributes:A||{}}],propertySets:[]},r=s.id;this.viewer.metaScene.createMetaModel(r,t,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))})),a()}))}catch(e){s.finalize(),l(e)}}))}},exports.LambertMaterial=gs,exports.LightMap=class extends qh{get type(){return"LightMap"}constructor(e,t={}){super(e,t),this.scene._lightMapCreated(this)}destroy(){super.destroy(),this.scene._lightMapDestroyed(this)}},exports.LineSet=fh,exports.LinearEncoding=3e3,exports.LinearFilter=1006,exports.LinearMipMapLinearFilter=1008,exports.LinearMipMapNearestFilter=1007,exports.LinearMipmapLinearFilter=1008,exports.LinearMipmapNearestFilter=1007,exports.Loader=RA,exports.LoadingManager=SA,exports.LocaleService=Sh,exports.LuminanceAlphaFormat=1025,exports.LuminanceFormat=1024,exports.Map=e,exports.Marker=Ae,exports.MarqueePicker=N,exports.MarqueePickerMouseControl=class extends D{constructor(e){super(e.marqueePicker,e);const t=e.marqueePicker,i=t.viewer.scene.canvas.canvas;let s,r,o,n,a,l,A,h=!1,c=!1,u=!1;i.addEventListener("mousedown",(e=>{this.getActive()&&0===e.button&&(A=setTimeout((function(){const o=t.viewer.scene.input;o.keyDown[o.KEY_CTRL]||t.clear(),s=e.pageX,r=e.pageY,a=e.offsetX,t.setMarqueeCorner1([s,r]),h=!0,t.viewer.cameraControl.pointerEnabled=!1,t.setMarqueeVisible(!0),i.style.cursor="crosshair"}),400),c=!0)})),i.addEventListener("mouseup",(e=>{if(!this.getActive())return;if(!h&&!u)return;if(0!==e.button)return;clearTimeout(A),o=e.pageX,n=e.pageY;const i=Math.abs(o-s),a=Math.abs(n-r);h=!1,t.viewer.cameraControl.pointerEnabled=!0,u&&(u=!1),(i>3||a>3)&&t.pick()})),document.addEventListener("mouseup",(e=>{this.getActive()&&0===e.button&&(clearTimeout(A),h&&(t.setMarqueeVisible(!1),h=!1,c=!1,u=!0,t.viewer.cameraControl.pointerEnabled=!0))}),!0),i.addEventListener("mousemove",(e=>{this.getActive()&&0===e.button&&c&&(clearTimeout(A),h&&(o=e.pageX,n=e.pageY,l=e.offsetX,t.setMarqueeVisible(!0),t.setMarqueeCorner2([o,n]),t.setPickMode(a<l?N.PICK_MODE_INSIDE:N.PICK_MODE_INTERSECTS)))}))}setActive(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}getActive(){return this._active}destroy(){}},exports.Mesh=$i,exports.MeshSurfaceArea=er,exports.MeshVolume=Ws,exports.MetallicMaterial=vs,exports.MirroredRepeatWrapping=1002,exports.ModelMemento=class{constructor(e){if(this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,e){const t=e.metaScene.scene;this.saveObjects(t,e)}}saveObjects(e,t,i){this.numObjects=0,this._mask=i?_.apply(i,{}):null;const s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];if(t){if(s&&(this.objectsVisible[e]=t.visible),r&&(this.objectsEdges[e]=t.edges),o&&(this.objectsXrayed[e]=t.xrayed),n&&(this.objectsHighlighted[e]=t.highlighted),a&&(this.objectsSelected[e]=t.selected),l&&(this.objectsClippable[e]=t.clippable),A&&(this.objectsPickable[e]=t.pickable),h){const i=t.colorize;this.objectsColorize[3*e+0]=i[0],this.objectsColorize[3*e+1]=i[1],this.objectsColorize[3*e+2]=i[2]}c&&(this.objectsOpacity[e]=t.opacity),this.numObjects++}}}restoreObjects(e,t){const i=this._mask,s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];t&&(s&&(t.visible=this.objectsVisible[e]),r&&(t.edges=this.objectsEdges[e]),o&&(t.xrayed=this.objectsXrayed[e]),n&&(t.highlighted=this.objectsHighlighted[e]),a&&(t.selected=this.objectsSelected[e]),l&&(t.clippable=this.objectsClippable[e]),A&&(t.pickable=this.objectsPickable[e]),h&&(ec[0]=this.objectsColorize[3*e+0],ec[1]=this.objectsColorize[3*e+1],ec[2]=this.objectsColorize[3*e+2],t.colorize=ec),c&&(t.opacity=this.objectsOpacity[e]))}}},exports.NavCubePlugin=class extends V{constructor(e,t={}){super("NavCube",e,t),e.navCube=this;try{this._navCubeScene=new li(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0}),this._navCubeCanvas=this._navCubeScene.canvas.canvas,this._navCubeScene.input.keyboardEnabled=!1}catch(e){return void this.error(e)}const i=this._navCubeScene;i.clearLights(),new It(i,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new It(i,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new It(i,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._navCubeCamera=i.camera,this._navCubeCamera.ortho.scale=7,this._navCubeCamera.ortho.near=.1,this._navCubeCamera.ortho.far=2e3,i.edgeMaterial.edgeColor=[.2,.2,.2],i.edgeMaterial.edgeAlpha=.6,this._zUp=Boolean(e.camera.zUp);var s=this;this.setIsProjectNorth(t.isProjectNorth),this.setProjectNorthOffsetAngle(t.projectNorthOffsetAngle);const r=function(){const e=c.mat4();return function(t,i,r){return c.identityMat4(e),c.rotationMat4v(t*s._projectNorthOffsetAngle*c.DEGTORAD,[0,1,0],e),c.transformVec3(e,i,r)}}();this._synchCamera=function(){var t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),o=c.vec3(),n=c.vec3();return function(){var a=e.camera.eye,l=e.camera.look,A=e.camera.up;i=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(a,l,i)),5),s._isProjectNorth&&s._projectNorthOffsetAngle&&(i=r(-1,i,XB),A=r(-1,A,JB)),s._zUp?(c.transformVec3(t,i,o),c.transformVec3(t,A,n),s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=c.transformVec3(t,i,o),s._navCubeCamera.up=c.transformPoint3(t,A,n)):(s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=i,s._navCubeCamera.up=A)}}(),this._cubeTextureCanvas=new KB(e,i,t),this._cubeSampler=new Ds(i,{image:this._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),this._cubeMesh=new $i(i,{geometry:new jt(i,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new Xt(i,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:this._cubeSampler,emissiveMap:this._cubeSampler}),visible:!0,edges:!0}),this._shadow=!1===t.shadowVisible?null:new $i(i,{geometry:new jt(i,ts({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new Xt(i,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!0,pickable:!1,backfaces:!1}),this._onCameraMatrix=e.camera.on("matrix",this._synchCamera),this._onCameraWorldAxis=e.camera.on("worldAxis",(()=>{e.camera.zUp?(this._zUp=!0,this._cubeTextureCanvas.setZUp(),this._repaint(),this._synchCamera()):e.camera.yUp&&(this._zUp=!1,this._cubeTextureCanvas.setYUp(),this._repaint(),this._synchCamera())})),this._onCameraFOV=e.camera.perspective.on("fov",(e=>{this._synchProjection&&(this._navCubeCamera.perspective.fov=e)})),this._onCameraProjection=e.camera.on("projection",(e=>{this._synchProjection&&(this._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var o=-1;function n(e){var t=[0,0];if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var a,l,A=null,h=null,u=!1,d=!1,p=.5;s._navCubeCanvas.addEventListener("mouseenter",s._onMouseEnter=function(e){d=!0}),s._navCubeCanvas.addEventListener("mouseleave",s._onMouseLeave=function(e){d=!1}),s._navCubeCanvas.addEventListener("mousedown",s._onMouseDown=function(e){if(1===e.which){A=e.x,h=e.y,a=e.clientX,l=e.clientY;var t=n(e),s=i.pick({canvasPos:t});u=!!s}}),document.addEventListener("mouseup",s._onMouseUp=function(e){if(1===e.which&&(u=!1,null!==A)){var t=n(e),a=i.pick({canvasPos:t,pickSurface:!0});if(a&&a.uv){var l=s._cubeTextureCanvas.getArea(a.uv);if(l>=0&&(document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0)){if(s._cubeTextureCanvas.setAreaHighlighted(l,!0),o=l,s._repaint(),e.x<A-3||e.x>A+3||e.y<h-3||e.y>h+3)return;var c=s._cubeTextureCanvas.getAreaDir(l);if(c){var d=s._cubeTextureCanvas.getAreaUp(l);s._isProjectNorth&&s._projectNorthOffsetAngle&&(c=r(1,c,XB),d=r(1,d,JB)),f(c,d,(function(){o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0&&(s._cubeTextureCanvas.setAreaHighlighted(l,!1),o=-1,s._repaint())}))}}}}}),document.addEventListener("mousemove",s._onMouseMove=function(t){if(o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),1!==t.buttons||u){if(u){var r=t.clientX,A=t.clientY;return document.body.style.cursor="move",void function(t,i){var s=(t-a)*-p,r=(i-l)*-p;e.camera.orbitYaw(s),e.camera.orbitPitch(-r),a=t,l=i}(r,A)}if(d){var h=n(t),c=i.pick({canvasPos:h,pickSurface:!0});if(c){if(c.uv){document.body.style.cursor="pointer";var f=s._cubeTextureCanvas.getArea(c.uv);if(f===o)return;o>=0&&s._cubeTextureCanvas.setAreaHighlighted(o,!1),f>=0&&(s._cubeTextureCanvas.setAreaHighlighted(f,!0),s._repaint(),o=f)}}else document.body.style.cursor="default",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1)}}});var f=function(){var t=c.vec3();return function(i,r,o){var n=s._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,a=c.getAABB3Diag(n);c.getAABB3Center(n,t);var l=Math.abs(a/Math.tan(s._cameraFitFOV*c.DEGTORAD));e.cameraControl.pivotPos=t,s._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV,duration:s._cameraFlyDuration},o):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV},o)}}();this._onUpdated=e.localeService.on("updated",(()=>{this._cubeTextureCanvas.clear(),this._repaint()})),this.setVisible(t.visible),this.setCameraFitFOV(t.cameraFitFOV),this.setCameraFly(t.cameraFly),this.setCameraFlyDuration(t.cameraFlyDuration),this.setFitVisible(t.fitVisible),this.setSynchProjection(t.synchProjection)}send(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}_repaint(){const e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}setVisible(e=!0){this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}getVisible(){return!!this._navCubeCanvas&&this._cubeMesh.visible}setFitVisible(e=!1){this._fitVisible=e}getFitVisible(){return this._fitVisible}setCameraFly(e=!0){this._cameraFly=e}getCameraFly(){return this._cameraFly}setCameraFitFOV(e=45){this._cameraFitFOV=e}getCameraFitFOV(){return this._cameraFitFOV}setCameraFlyDuration(e=.5){this._cameraFlyDuration=e}getCameraFlyDuration(){return this._cameraFlyDuration}setSynchProjection(e=!1){this._synchProjection=e}getSynchProjection(){return this._synchProjection}setIsProjectNorth(e=!1){this._isProjectNorth=e}getIsProjectNorth(){return this._isProjectNorth}setProjectNorthOffsetAngle(e){this._projectNorthOffsetAngle=e}getProjectNorthOffsetAngle(){return this._projectNorthOffsetAngle}destroy(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,super.destroy()}},exports.NearestFilter=1003,exports.NearestMipMapLinearFilter=1005,exports.NearestMipMapNearestFilter=1004,exports.NearestMipmapLinearFilter=1005,exports.NearestMipmapNearestFilter=1004,exports.Node=fs,exports.OBJLoaderPlugin=class extends V{constructor(e,t){super("OBJLoader",e,t),this._sceneGraphLoader=new ZB}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new fs(this.viewer.scene,_.apply(e,{isModel:!0}));const i=t.id,s=e.src;if(!s)return this.error("load() param expected: src"),t;if(e.metaModelSrc){const r=e.metaModelSrc;_.loadJSON(r,(r=>{this.viewer.metaScene.createMetaModel(i,r),this._sceneGraphLoader.load(t,s,e)}),(e=>{this.error(`load(): Failed to load model modelMetadata for model '${i} from  '${r}' - ${e}`)}))}else this._sceneGraphLoader.load(t,s,e);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.ObjectsKdTree3=class{constructor(e){if(!e)throw"Parameter expected: cfg";if(!e.viewer)throw"Parameter expected: cfg.viewer";this.viewer=e.viewer,this._maxTreeDepth=e.maxTreeDepth||15,this._root=null,this._needsRebuild=!0,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._needsRebuild=!0})),this._onModelUnloaded=this.viewer.scene.on("modelUnloaded",(e=>{this._needsRebuild=!0}))}get root(){return this._needsRebuild&&this._rebuild(),this._root}_rebuild(){const e=this.viewer.scene;this._root={aabb:e.getAABB()};for(let t in e.objects){const i=e.objects[t];this._insertEntity(this._root,i,1)}this._needsRebuild=!1}_insertEntity(e,t,i){const s=t.aabb;if(i>=this._maxTreeDepth)return e.entities=e.entities||[],void e.entities.push(t);if(e.left&&c.containsAABB3(e.left.aabb,s))return void this._insertEntity(e.left,t,i+1);if(e.right&&c.containsAABB3(e.right.aabb,s))return void this._insertEntity(e.right,t,i+1);const r=e.aabb;u[0]=r[3]-r[0],u[1]=r[4]-r[1],u[2]=r[5]-r[2];let o=0;if(u[1]>u[o]&&(o=1),u[2]>u[o]&&(o=2),!e.left){const n=r.slice();if(n[o+3]=(r[o]+r[o+3])/2,e.left={aabb:n},c.containsAABB3(n,s))return void this._insertEntity(e.left,t,i+1)}if(!e.right){const n=r.slice();if(n[o]=(r[o]+r[o+3])/2,e.right={aabb:n},c.containsAABB3(n,s))return void this._insertEntity(e.right,t,i+1)}e.entities=e.entities||[],e.entities.push(t)}destroy(){const e=this.viewer.scene;e.off(this._onModelLoaded),e.off(this._onModelUnloaded),this._root=null,this._needsRebuild=!0}},exports.ObjectsMemento=ic,exports.PNGMediaType=10002,exports.Path=class extends Lh{constructor(e,t={}){super(e,t),this._cachedLengths=[],this._dirty=!0,this._curves=[],this._t=0,this._dirtySubs=[],this._destroyedSubs=[],this.curves=t.curves||[],this.t=t.t}addCurve(e){this._curves.push(e),this._dirty=!0}set curves(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function o(){r._dirty=!0}function n(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],_.isNumeric(t)||_.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",o)),this._destroyedSubs.push(t.once("destroyed",n))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}get curves(){return this._curves}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}get length(){var e=this._getCurveLengths();return e[e.length-1]}getPoint(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var o=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(o)}r++}return null}_getCurveLengths(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}_getJSON(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}destroy(){var e,t,i;for(super.destroy(),e=0,t=this._curves.length;e<t;e++)(i=this._curves[e]).off(this._dirtySubs[e]),i.off(this._destroyedSubs[e])}},exports.PerformanceModel=class extends dh{constructor(e,t={}){super(e,t)}},exports.PhongMaterial=Xt,exports.PickResult=Te,exports.Plugin=V,exports.PointLight=class extends Ft{get type(){return"PointLight"}constructor(e,t={}){super(e,t);const i=this;this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const s=this.scene.camera,r=this.scene.canvas;this._onCameraViewMatrix=s.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=s.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=r.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new at({type:"point",pos:c.vec3([1,1,1]),color:c.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(i._shadowViewMatrixDirty){i._shadowViewMatrix||(i._shadowViewMatrix=c.identityMat4());const e=i._state.pos,t=s.look,r=s.up;c.lookAtMat4v(e,t,r,i._shadowViewMatrix),i._shadowViewMatrixDirty=!1}return i._shadowViewMatrix},getShadowProjMatrix:()=>{if(i._shadowProjMatrixDirty){i._shadowProjMatrix||(i._shadowProjMatrix=c.identityMat4());const e=i.scene.canvas.canvas;c.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,i._shadowProjMatrix),i._shadowProjMatrixDirty=!1}return i._shadowProjMatrix},getShadowRenderBuf:()=>(i._shadowRenderBuf||(i._shadowRenderBuf=new tt(i.scene.canvas.canvas,i.scene.canvas.gl,{size:[1024,1024]})),i._shadowRenderBuf)}),this.pos=t.pos,this.color=t.color,this.intensity=t.intensity,this.constantAttenuation=t.constantAttenuation,this.linearAttenuation=t.linearAttenuation,this.quadraticAttenuation=t.quadraticAttenuation,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set pos(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get pos(){return this._state.pos}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set constantAttenuation(e){this._state.attenuation[0]=e||0,this.glRedraw()}get constantAttenuation(){return this._state.attenuation[0]}set linearAttenuation(e){this._state.attenuation[1]=e||0,this.glRedraw()}get linearAttenuation(){return this._state.attenuation[1]}set quadraticAttenuation(e){this._state.attenuation[2]=e||0,this.glRedraw()}get quadraticAttenuation(){return this._state.attenuation[2]}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}},exports.PointerCircle=Q,exports.PointerLens=class{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=t.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id=`${this._lensContainerId}-canvas`,this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=t.lensPosToggle||!0,this._lensPosToggleAmount=t.lensPosToggleAmount||85,this._lensPosMarginLeft=t.lensPosMarginLeft||85,this._lensPosMarginTop=t.lensPosMarginTop||25,this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,this._zoomLevel=t.zoomLevel||2,this._active=!1!==t.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(()=>{this._active&&this._visible&&this.update()}))}update(){if(!this._active||!this._visible)return;if(!this._canvasPos)return;const e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,i&&(this._lensPosToggle?this._lensContainer.style.marginTop=t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount+"px":this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);const s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);const r=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){const e=this._snappedCanvasPos[0]-this._canvasPos[0],t=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft=r[0]+e*this._zoomLevel-10+"px",this._lensCursorDiv.style.marginTop=r[1]+t*this._zoomLevel-10+"px"}else this._lensCursorDiv.style.marginLeft=r[0]-10+"px",this._lensCursorDiv.style.marginTop=r[1]-10+"px"}set zoomFactor(e){this._zoomFactor=e,this.update()}get zoomFactor(){return this._zoomFactor}set canvasPos(e){this._canvasPos=e,this.update()}get canvasPos(){return this._canvasPos}set snappedCanvasPos(e){this._snappedCanvasPos=e,this.update()}get snappedCanvasPos(){return this._snappedCanvasPos}set snapped(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}get snapped(){return this._snapped}set active(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get active(){return this._active}set visible(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get visible(){return this._visible}destroy(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}},exports.QuadraticBezierCurve=class extends Lh{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.t=t.t}set v0(e){this._v0=e||c.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||c.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||c.vec3([0,0,0])}get v2(){return this._v2}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=c.vec3();return t[0]=c.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=c.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=c.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}},exports.Queue=d,exports.RGBAFormat=1023,exports.RGBAIntegerFormat=1033,exports.RGBA_ASTC_10x10_Format=37819,exports.RGBA_ASTC_10x5_Format=37816,exports.RGBA_ASTC_10x6_Format=37817,exports.RGBA_ASTC_10x8_Format=37818,exports.RGBA_ASTC_12x10_Format=37820,exports.RGBA_ASTC_12x12_Format=37821,exports.RGBA_ASTC_4x4_Format=37808,exports.RGBA_ASTC_5x4_Format=37809,exports.RGBA_ASTC_5x5_Format=37810,exports.RGBA_ASTC_6x5_Format=37811,exports.RGBA_ASTC_6x6_Format=37812,exports.RGBA_ASTC_8x5_Format=37813,exports.RGBA_ASTC_8x6_Format=37814,exports.RGBA_ASTC_8x8_Format=37815,exports.RGBA_BPTC_Format=36492,exports.RGBA_ETC2_EAC_Format=37496,exports.RGBA_PVRTC_2BPPV1_Format=35843,exports.RGBA_PVRTC_4BPPV1_Format=35842,exports.RGBA_S3TC_DXT1_Format=33777,exports.RGBA_S3TC_DXT3_Format=33778,exports.RGBA_S3TC_DXT5_Format=33779,exports.RGBFormat=1022,exports.RGB_ETC1_Format=36196,exports.RGB_ETC2_Format=37492,exports.RGB_PVRTC_2BPPV1_Format=35841,exports.RGB_PVRTC_4BPPV1_Format=35840,exports.RGB_S3TC_DXT1_Format=33776,exports.RGFormat=1030,exports.RGIntegerFormat=1031,exports.ReadableGeometry=jt,exports.RedFormat=1028,exports.RedIntegerFormat=1029,exports.ReflectionMap=class extends qh{get type(){return"ReflectionMap"}constructor(e,t={}){super(e,t),this.scene._lightsState.addReflectionMap(this._state),this.scene._reflectionMapCreated(this)}destroy(){super.destroy(),this.scene._reflectionMapDestroyed(this)}},exports.RepeatWrapping=1e3,exports.STLDefaultDataSource=xw,exports.STLLoaderPlugin=class extends V{constructor(e,t={}){super("STLLoader",e,t),this._sceneGraphLoader=new ww,this.dataSource=t.dataSource}set dataSource(e){this._dataSource=e||new xw}get dataSource(){return this._dataSource}load(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new fs(this.viewer.scene,_.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}},exports.SceneModel=dh,exports.SceneModelMesh=or,exports.SceneModelTransform=rh,exports.SectionPlane=os,exports.SectionPlanesPlugin=class extends V{constructor(e,t={}){if(super("SectionPlanes",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new lw(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;Aw.set(this.viewer.scene.aabb),c.getAABB3Center(Aw,hw),Aw[0]+=t[0]-hw[0],Aw[1]+=t[1]-hw[1],Aw[2]+=t[2]-hw[2],Aw[3]+=t[0]-hw[0],Aw[4]+=t[1]-hw[1],Aw[5]+=t[2]-hw[2],this.viewer.cameraFlight.flyTo({aabb:Aw,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new os(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new nw(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(var t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}},exports.ShortType=1011,exports.Skybox=sc,exports.SkyboxesPlugin=class extends V{constructor(e){super("skyboxes",e),this.skyboxes={}}send(e,t){if("clear"===e)this.clear()}createSkybox(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new sc(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}destroySkybox(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}clear(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}destroy(){this.clear(),super.clear()}},exports.SpecularMaterial=xs,exports.SplineCurve=Uh,exports.SpriteMarker=class extends Ae{constructor(e,t={}){super(e,{entity:t.entity,occludable:t.occludable,worldPos:t.worldPos}),this._occluded=!1,this._visible=!0,this._src=null,this._image=null,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._dir=c.vec3(),this._size=1,this._imageSize=c.vec2(),this._texture=new Ds(this,{src:t.src}),this._geometry=new jt(this,{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),this._mesh=new $i(this,{geometry:this._geometry,material:new Xt(this,{ambient:[.9,.3,.9],shininess:30,diffuseMap:this._texture,backfaces:!0}),scale:[1,1,1],position:t.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),this.visible=!0,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,this.size=t.size,t.image?this.image=t.image:this.src=t.src}_setVisible(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,super._setVisible(e)}set visible(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}get visible(){return this._visible}set image(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set collidable(e){this._mesh.collidable=!1!==e}get collidable(){return this._mesh.collidable}set clippable(e){this._mesh.clippable=!1!==e}get clippable(){return this._mesh.clippable}set pickable(e){this._mesh.pickable=!1!==e}get pickable(){return this._mesh.pickable}set opacity(e){this._mesh.opacity=e}get opacity(){return this._mesh.opacity}_updatePlaneSizeFromImage(){const e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}},exports.StoreyViewsPlugin=class extends V{constructor(e,t={}){super("StoreyViews",e),this._objectsMemento=new ic,this._cameraMemento=new $h,this.storeys={},this.modelStoreys={},this._fitStoreyMaps=!!t.fitStoreyMaps,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._registerModelStoreys(e),this.fire("storeys",this.storeys)}))}_registerModelStoreys(e){const t=this.viewer,i=t.scene,s=t.metaScene,r=s.metaModels[e],o=i.models[e];if(!r||!r.rootMetaObjects)return;const n=r.rootMetaObjects;for(let t=0,r=n.length;t<r;t++){const r=n[t].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(let t=0,n=r.length;t<n;t++){const n=r[t],a=s.metaObjects[n].getObjectIDsInSubtree(),l=i.getAABB(a),A=Math.random()>.5?a.length:0,h=new cw(this,o.aabb,l,e,n,A);h._onModelDestroyed=o.once("destroyed",(()=>{this._deregisterModelStoreys(e),this.fire("storeys",this.storeys)})),this.storeys[n]=h,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][n]=h}}}_deregisterModelStoreys(e){const t=this.modelStoreys[e];if(t){const i=this.viewer.scene;for(let e in t)if(t.hasOwnProperty(e)){const s=t[e],r=i.models[s.modelId];r&&r.off(s._onModelDestroyed),delete this.storeys[e]}delete this.modelStoreys[e]}}get fitStoreyMaps(){return this._fitStoreyMaps}gotoStoreyCamera(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());const s=this.viewer,r=s.scene.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return void(t.done&&t.done());if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return void(t.done&&t.done());const n=c.getAABB3Center(o),a=c.getAABB3Diag(o),l=Math.abs(a/Math.tan(45*c.DEGTORAD)),A=1.3*a,h=dw;h[0]=n[0]+r.worldUp[0]*l,h[1]=n[1]+r.worldUp[1]*l,h[2]=n[2]+r.worldUp[2]*l;const u=r.worldForward;t.done?s.cameraFlight.flyTo(_.apply(t,{eye:h,look:n,up:u,orthoScale:A}),(()=>{t.done()})):(s.cameraFlight.jumpTo(_.apply(t,{eye:h,look:n,up:u,orthoScale:A})),s.camera.ortho.scale=A)}showStoreyObjects(e,t={}){if(!this.storeys[e])return void this.error("IfcBuildingStorey not found with this ID: "+e);const i=this.viewer,s=i.scene;i.metaScene.metaObjects[e]&&(t.hideOthers&&s.setObjectsVisible(i.scene.visibleObjectIds,!1),this.withStoreyObjects(e,((e,t)=>{e&&(e.visible=!0)})))}withStoreyObjects(e,t){const i=this.viewer,s=i.scene,r=i.metaScene,o=r.metaObjects[e];if(!o)return;const n=o.getObjectIDsInSubtree();for(var a=0,l=n.length;a<l;a++){const e=n[a],i=r.metaObjects[e],o=s.objects[e];o&&t(o,i)}}createStoreyMap(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==";const s=this.viewer,r=s.scene,o=t.format||"png",n=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,a=Math.abs((n[5]-n[2])/(n[3]-n[0])),l=t.padding||0;let A,h;t.width&&t.height?(A=t.width,h=t.height):t.height?(h=t.height,A=Math.round(h/a)):t.width?(A=t.width,h=Math.round(A*a)):(A=300,h=Math.round(A*a)),this._objectsMemento.saveObjects(r),this._cameraMemento.saveCamera(r),this.showStoreyObjects(e,_.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);const c=s.getSnapshot({width:A,height:h,format:o});return this._objectsMemento.restoreObjects(r),this._cameraMemento.restoreCamera(r),new uw(e,c,o,A,h,l)}_arrangeStoreyMapCamera(e){const t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=c.getAABB3Center(s),o=dw;o[0]=r[0]+.5*i.worldUp[0],o[1]=r[1]+.5*i.worldUp[1],o[2]=r[2]+.5*i.worldUp[2];const n=i.worldForward;t.cameraFlight.jumpTo({eye:o,look:r,up:n});const a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,A=(s[5]-s[2])/2,h=-a,u=+a,d=-l,p=+l,f=-A,g=+A;t.camera.customProjection.matrix=c.orthoMat4c(h,u,f,g,d,p,pw),t.camera.projection="customProjection"}pickStoreyMap(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],u=a[3]-l,d=a[4]-A,p=a[5]-h,f=c.vec3([l+u*o,A+.5*d,h+p*n]),g=c.vec3([0,-1,0]),m=c.addVec3(f,g,dw),_=this.viewer.camera.worldForward,v=c.lookAtMat4v(f,m,_,pw);return this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:v})}storeyMapToWorldPos(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],u=a[3]-l,d=a[4]-A,p=a[5]-h;return c.vec3([l+u*o,A+.5*d,h+p*n])}getStoreyContainingWorldPos(e){for(var t in this.storeys){const i=this.storeys[t];if(c.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}getStoreyInVerticalRange(e){for(let t in this.storeys){const i=this.storeys[t],s=[0,0,0,0,0,0],r=[0,0,0];if(s[1]=i.storeyAABB[1],s[4]=i.storeyAABB[4],r[1]=e[1],c.point3AABB3AbsoluteIntersect(s,r))return t}return null}isPositionAboveOrBelowBuilding(e){const t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}worldPosToStoreyMap(e,t,i){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;const o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,n=o[0],a=o[1],l=o[2],A=o[3]-n,h=o[4]-a,c=o[5]-l,u=this.viewer.camera.worldUp,d=u[0]>u[1]&&u[0]>u[2],p=!d&&u[1]>u[0]&&u[1]>u[2];!d&&!p&&u[2]>u[0]&&(u[2],u[1]);const f=e.width/A,g=p?e.height/c:e.height/h;return i[0]=Math.floor(e.width-(t[0]-n)*f),i[1]=Math.floor(e.height-(t[2]-l)*g),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}worldDirToStoreyMap(e,t,i){const s=this.viewer.camera,r=s.eye,o=s.look,n=c.subVec3(o,r,dw),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],A=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!A&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=n[1],i[1]=n[2]):A?(i[0]=n[0],i[1]=n[2]):(i[0]=n[0],i[1]=n[1]),c.normalizeVec2(i)}destroy(){this.viewer.scene.off(this._onModelLoaded),super.destroy()}},exports.Texture=Ds,exports.TextureTranscoder=class{transcode(e,t,i={}){}destroy(){}},exports.TreeViewPlugin=class extends V{constructor(e,t={}){super("TreeViewPlugin",e),this.errors=[],this.valid=!0;const i=t.containerElement||document.getElementById(t.containerElementId);if(i instanceof HTMLElement){for(let e=0;;e++)if(!Sw[e]){Sw[e]=this,this._index=e,this._id=`tree-${e}`;break}if(this._containerElement=i,this._metaModels={},this._autoAddModels=!1!==t.autoAddModels,this._autoExpandDepth=t.autoExpandDepth||0,this._sortNodes=!1!==t.sortNodes,this._viewer=e,this._rootElement=null,this._muteSceneEvents=!1,this._muteTreeEvents=!1,this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._rootNames={},this._sortNodes=t.sortNodes,this._pruneEmptyNodes=t.pruneEmptyNodes,this._showListItemElementId=null,this._renderService=t.renderService||new Dw,!this._renderService)throw new Error("TreeViewPlugin: no render service set");if(this._containerElement.oncontextmenu=e=>{e.preventDefault()},this._onObjectVisibility=this._viewer.scene.on("objectVisibility",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;const s=e.visible;if(!(s!==i.checked))return;this._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,this._renderService.setCheckbox(i.nodeId,s);let r=i.parent;for(;r;)r.checked=s,s?r.numVisibleEntities++:r.numVisibleEntities--,this._renderService.setCheckbox(r.nodeId,r.numVisibleEntities>0),r=r.parent;this._muteTreeEvents=!1})),this._onObjectXrayed=this._viewer.scene.on("objectXRayed",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;this._muteTreeEvents=!0;const s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,this._renderService.setXRayed(i.nodeId,s),this._muteTreeEvents=!1)})),this._switchExpandHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._expandSwitchElement(t)},this._switchCollapseHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._collapseSwitchElement(t)},this._checkboxChangeHandler=e=>{if(this._muteTreeEvents)return;this._muteSceneEvents=!0;const t=e.target,i=this._renderService.isChecked(t),s=this._renderService.getIdFromCheckbox(t),r=this._nodeNodes[s],o=this._viewer.scene.objects;let n=0;this._withNodeTree(r,(e=>{const t=e.objectId,s=o[t],r=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,r&&i!==e.checked&&n++,e.checked=i,this._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));let a=r.parent;for(;a;)a.checked=i,i?a.numVisibleEntities+=n:a.numVisibleEntities-=n,this._renderService.setCheckbox(a.nodeId,a.numVisibleEntities>0),a=a.parent;this._muteSceneEvents=!1},this._hierarchy=t.hierarchy||"containment",this._autoExpandDepth=t.autoExpandDepth||0,this._autoAddModels){const e=Object.keys(this.viewer.metaScene.metaModels);for(let t=0,i=e.length;t<i;t++){const i=e[t];this.viewer.metaScene.metaModels[i].finalized&&this.addModel(i)}this.viewer.scene.on("modelLoaded",(e=>{this.viewer.metaScene.metaModels[e]&&this.addModel(e)}))}this.hierarchy=t.hierarchy}else this.error("Mandatory config expected: valid containerElementId or containerElement")}set hierarchy(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}get hierarchy(){return this._hierarchy}addModel(e,t={}){if(!this._containerElement)return;const i=this.viewer.scene.models[e];if(!i)throw"Model not found: "+e;const s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,t&&t.rootName&&(this._rootNames[e]=t.rootName),i.on("destroyed",(()=>{this.removeModel(i.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}removeModel(e){if(!this._containerElement)return;this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes())}showNode(e){this.unShowNode();const t=this._objectNodes[e];if(!t)return;const i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;const r=[];r.unshift(t);let o=t.parent;for(;o;)r.unshift(o),o=o.parent;for(let e=0,t=r.length;e<t;e++){const t=this._renderService.getSwitchElement(r[e].nodeId);t&&this._expandSwitchElement(t)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}unShowNode(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}expandToDepth(e){this.collapse();const t=(i,s)=>{if(s===e)return;const r=this._renderService.getSwitchElement(i.nodeId);if(r){this._expandSwitchElement(r);const e=i.children;for(var o=0,n=e.length;o<n;o++){const i=e[o];t(i,s+1)}}};for(let e=0,i=this._rootNodes.length;e<i;e++){const i=this._rootNodes[e];t(i,0)}}collapse(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e].objectId;this._collapseNode(t)}}withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this.withNodeTree(i[e],t)}destroy(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete Sw[this._index],super.destroy())}_createNodes(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}_validate(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}_validateMetaModelForStoreysHierarchy(e=0,t,i){return!0}_createEnabledNodes(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}_createDisabledNodes(){const e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);const t=this._viewer.metaScene.rootMetaObjects;for(let i in t){const s=t[i],r=s.type,o=s.name,n=o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,a=this._renderService.createDisabledNodeElement(n);e.appendChild(a)}}_findEmptyNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._findEmptyNodes2(e[t])}_findEmptyNodes2(e,t=0){const i=this.viewer.scene,s=e.children,r=e.id,o=i.objects[r];if(e._countEntities=0,o&&e._countEntities++,s)for(let t=0,i=s.length;t<i;t++){const i=s[t];i._countEntities=this._findEmptyNodes2(i),e._countEntities+=i._countEntities}return e._countEntities}_createStoreysNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createStoreysNodes2(e[t],null,null,null)}_createStoreysNodes2(e,t,i,s){if(this._pruneEmptyNodes&&0===e._countEntities)return;const r=e.type,o=e.name,n=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:`${this._id}-${a}`,objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else if(i){if(this._viewer.scene.objects[a]){let e=(s=s||{})[r];e||(e={nodeId:`${this._id}-${i.objectId}-${r}`,objectId:`${i.objectId}-${r}`,title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,s[r]=e);const t={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t}}if(n)for(let e=0,r=n.length;e<r;e++){const r=n[e];this._createStoreysNodes2(r,t,i,s)}}_createTypesNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createTypesNodes2(e[t],null,null)}_createTypesNodes2(e,t,i){if(this._pruneEmptyNodes&&0===e._countEntities)return;const s=e.type,r=e.name,o=e.children,n=e.id;if(e.parent){if(t){if(this._viewer.scene.objects[n]){let e=i[s];e||(e={nodeId:`${this._id}-${t.objectId}-${s}`,objectId:`${t.objectId}-${s}`,title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,i[s]=e);const o={nodeId:`${this._id}-${n}`,objectId:n,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o}}}else t={nodeId:`${this._id}-${n}`,objectId:n,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(o)for(let e=0,s=o.length;e<s;e++){const s=o[e];this._createTypesNodes2(s,t,i)}}_createContainmentNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createContainmentNodes2(e[t],null)}_createContainmentNodes2(e,t){if(this._pruneEmptyNodes&&0===e._countEntities)return;const i=e.type,s=e.name||i,r=e.children,o=e.id,n={nodeId:`${this._id}-${o}`,objectId:o,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(n):this._rootNodes.push(n),this._objectNodes[n.objectId]=n,this._nodeNodes[n.nodeId]=n,r)for(let e=0,t=r.length;e<t;e++){const t=r[e];this._createContainmentNodes2(t,n)}}_doSortNodes(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e];this._sortChildren(t)}}_sortChildren(e){const t=e.children;if(t&&0!==t.length){"storeys"===this._hierarchy&&"IfcBuilding"===e.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(let e=0,i=t.length;e<i;e++){const i=t[e];this._sortChildren(i)}}}_getSpatialSortFunc(){const e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=(e,r)=>{e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));let o=0;return o=i.xUp?0:i.yUp?1:2,e.aabb[o]>r.aabb[o]?-1:e.aabb[o]<r.aabb[o]?1:0})}_alphaSortFunc(e,t){const i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}_synchNodesToEntities(){const e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects;for(let s=0,r=e.length;s<r;s++){const r=e[s];if(t[r]){const e=this._objectNodes[r];if(e){const t=i[r];if(t){const i=t.visible;e.numEntities=1,e.xrayed=t.xrayed,i?(e.numVisibleEntities=1,e.checked=!0):(e.numVisibleEntities=0,e.checked=!1);let s=e.parent;for(;s;)s.numEntities++,i&&(s.numVisibleEntities++,s.checked=!0),s=s.parent}}}}}_withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this._withNodeTree(i[e],t)}_createTrees(){if(0===this._rootNodes.length)return;const e=this._rootNodes.map((e=>this._createNodeElement(e))),t=this._renderService.createRootNode();e.forEach((e=>{t.appendChild(e)})),this._containerElement.appendChild(t),this._rootElement=t}_createNodeElement(e){return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(t=>{this.fire("contextmenu",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}),(t=>{this.fire("nodeTitleClicked",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}))}_expandSwitchElement(e){if(this._renderService.isExpanded(e))return;const t=this._renderService.getId(e),i=this._nodeNodes[t].children.map((e=>this._createNodeElement(e)));this._renderService.addChildren(e,i),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}_collapseNode(e){const t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}_collapseSwitchElement(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}},exports.UnsignedByteType=1009,exports.UnsignedInt248Type=1020,exports.UnsignedIntType=1014,exports.UnsignedShort4444Type=1017,exports.UnsignedShort5551Type=1018,exports.UnsignedShortType=1012,exports.VBOGeometry=Rs,exports.ViewCullPlugin=class extends V{constructor(e,t={}){super("ViewCull",e),this._objectCullStates=function(e){const t=e.id;let i=Rw[t];return i||(i=new Tw(e),Rw[t]=i,e.on("destroyed",(()=>{delete Rw[t],i._destroy()}))),i}(e.scene),this._maxTreeDepth=t.maxTreeDepth||8,this._modelInfos={},this._frustum=new U,this._kdRoot=null,this._frustumDirty=!1,this._kdTreeDirty=!1,this._onViewMatrix=e.scene.camera.on("viewMatrix",(()=>{this._frustumDirty=!0})),this._onProjMatrix=e.scene.camera.on("projMatMatrix",(()=>{this._frustumDirty=!0})),this._onModelLoaded=e.scene.on("modelLoaded",(e=>{const t=this.viewer.scene.models[e];t&&this._addModel(t)})),this._onSceneTick=e.scene.on("tick",(()=>{this._doCull()}))}set enabled(e){this._enabled=e}get enabled(){return this._enabled}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._kdTreeDirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}_doCull(){const e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){const e=this._kdRoot;e&&this._visitKDNode(e)}}_buildFrustum(){const e=this.viewer.scene.camera;k(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}_buildKDTree(){const e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:U.INTERSECT};for(let e=0,t=this._objectCullStates.numObjects;e<t;e++){const t=this._objectCullStates.objects[e];this._insertEntityIntoKDTree(this._kdRoot,t,e,1)}this._kdTreeDirty=!1}_insertEntityIntoKDTree(e,t,i,s){const r=t.aabb;if(s>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void c.expandAABB3(e.aabb,r);if(e.left&&c.containsAABB3(e.left.aabb,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1);if(e.right&&c.containsAABB3(e.right.aabb,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1);const o=e.aabb;Lw[0]=o[3]-o[0],Lw[1]=o[4]-o[1],Lw[2]=o[5]-o[2];let n=0;if(Lw[1]>Lw[n]&&(n=1),Lw[2]>Lw[n]&&(n=2),!e.left){const a=o.slice();if(a[n+3]=(o[n]+o[n+3])/2,e.left={aabb:a,intersection:U.INTERSECT},c.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1)}if(!e.right){const a=o.slice();if(a[n]=(o[n]+o[n+3])/2,e.right={aabb:a,intersection:U.INTERSECT},c.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1)}e.objects=e.objects||[],e.objects.push(i),c.expandAABB3(e.aabb,r)}_visitKDNode(e,t=U.INTERSECT){if(t!==U.INTERSECT&&e.intersects===t)return;t===U.INTERSECT&&(t=O(this._frustum,e.aabb),e.intersects=t);const i=t===U.OUTSIDE,s=e.objects;if(s&&s.length>0)for(let e=0,t=s.length;e<t;e++){const t=s[e];this._objectCullStates.setObjectViewCulled(t,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}send(e,t){}destroy(){super.destroy(),this._clear();const e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}},exports.Viewer=class{constructor(e){this.language="en",this.localeService=e.localeService||new Sh,this.scene=new li(this,{canvasId:e.canvasId,canvasElement:e.canvasElement,keyboardEventsElement:e.keyboardEventsElement,contextAttr:{preserveDrawingBuffer:!1!==e.preserveDrawingBuffer,premultipliedAlpha:!!e.premultipliedAlpha,antialias:!1!==e.antialias},spinnerElementId:e.spinnerElementId,transparent:!1!==e.transparent,gammaInput:!0,gammaOutput:!1,backgroundColor:e.backgroundColor,backgroundColorFromAmbientLight:e.backgroundColorFromAmbientLight,ticksPerRender:1,ticksPerOcclusionTest:20,units:e.units,scale:e.scale,origin:e.origin,saoEnabled:e.saoEnabled,alphaDepthMask:!1!==e.alphaDepthMask,entityOffsetsEnabled:!!e.entityOffsetsEnabled,readableGeometryEnabled:!!e.readableGeometryEnabled,logarithmicDepthBufferEnabled:!!e.logarithmicDepthBufferEnabled,pbrEnabled:!!e.pbrEnabled,colorTextureEnabled:!1!==e.colorTextureEnabled,dtxEnabled:!!e.dtxEnabled,markerZOffset:e.markerZOffset,numCachedSectionPlanes:e.numCachedSectionPlanes}),this.metaScene=new zc(this,this.scene),this.id=e.id||this.scene.id,this.camera=this.scene.camera,this.cameraFlight=new jh(this.scene,{duration:.5}),this.cameraControl=new Qc(this.scene,{doublePickFlyTo:!0}),this._plugins=[],this._eventSubs={}}get capabilities(){return this.scene.capabilities}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}log(e){console.log(`[xeokit viewer ${this.id}]: ${e}`)}error(e){console.error(`[xeokit viewer ${this.id}]: ${e}`)}addPlugin(e){this._plugins.push(e)}removePlugin(e){for(let t=0,i=this._plugins.length;t<i;t++){const i=this._plugins[t];if(i===e)return i.clear&&i.clear(),void this._plugins.splice(t,1)}}sendToPlugins(e,t){for(let i=0,s=this._plugins.length;i<s;i++){const s=this._plugins[i];s.send&&s.send(e,t)}}clear(){throw'Viewer#clear() no longer implemented - use \'#sendToPlugins("clear") instead'}resetView(){throw"Viewer#resetView() no longer implemented - use CameraMemento & ObjectsMemento classes instead"}beginSnapshot(){this._snapshotBegun||(this.scene._renderer.beginSnapshot(),this._snapshotBegun=!0)}getSnapshot(e={}){const t=!this._snapshotBegun,i=void 0!==e.width&&void 0!==e.height,s=this.scene.canvas.canvas,r=s.clientWidth,o=s.clientHeight,n=e.width?Math.floor(e.width):s.width,a=e.height?Math.floor(e.height):s.height;i&&(s.width=n,s.height=a),this._snapshotBegun||this.beginSnapshot({width:n,height:a}),e.includeGizmos||this.sendToPlugins("snapshotStarting");const l={};for(let e=0,t=this._plugins.length;e<t;e++){const t=this._plugins[e];if(t.getContainerElement){const e=t.getContainerElement();e!==document.body&&(l[e.id]||(l[e.id]=!0,H_(e).then((function(e){document.body.appendChild(e)}))))}}this.scene.fire("rendering",{},!0),this.scene._renderer.renderSnapshot();const A=this.scene._renderer.readSnapshot(e);return i&&(s.width=r,s.height=o,this.scene.glRedraw()),e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot(),A}async getSnapshotWithPlugins(e={}){const t=!this._snapshotBegun,i=void 0!==e.width&&void 0!==e.height,s=this.scene.canvas.canvas,r=s.clientWidth,o=s.clientHeight,n=e.width?Math.floor(e.width):s.width,a=e.height?Math.floor(e.height):s.height;i&&(s.width=n,s.height=a),this._snapshotBegun||this.beginSnapshot(),e.includeGizmos||this.sendToPlugins("snapshotStarting"),this.scene._renderer.renderSnapshot();const l=this.scene._renderer.readSnapshotAsCanvas();i&&(s.width=r,s.height=o,this.scene.glRedraw());const A={},h=[];for(let e=0,t=this._plugins.length;e<t;e++){const t=this._plugins[e];if(t.getContainerElement){const e=t.getContainerElement();e!==document.body&&(A[e.id]||(A[e.id]=!0,h.push(e)))}}for(let e=0,t=h.length;e<t;e++){const t=h[e];await H_(t,{canvas:l,backgroundColor:null,scale:l.width/t.clientWidth})}e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot();let c=e.format||"png";return"jpeg"!==c&&"png"!==c&&"bmp"!==c&&(console.error("Unsupported image format: '"+c+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),c="png"),e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot(),l.toDataURL(`image/${c}`)}endSnapshot(){this._snapshotBegun&&(this.scene._renderer.endSnapshot(),this.scene._renderer.render({force:!0}),this._snapshotBegun=!1)}destroy(){const e=this._plugins.slice();for(let t=0,i=e.length;t<i;t++){e[t].destroy()}this.scene.destroy()}},exports.WebIFCLoaderPlugin=class extends V{constructor(e,t={}){if(super("ifcLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,!t.WebIFC)throw"Parameter expected: WebIFC";if(!t.IfcAPI)throw"Parameter expected: IfcAPI";this._webIFC=t.WebIFC,this._ifcAPI=t.IfcAPI}get supportedVersions(){return["2x3","4"]}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new jP}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||WB}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new dh(this.viewer.scene,_.apply(e,{isModel:!0}));if(!e.src&&!e.ifc)return this.error("load() param expected: src or IFC"),t;const i={autoNormals:!0};if(!1!==e.loadMetadata){const t=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t){i.includeTypesMap={};for(let e=0,s=t.length;e<s;e++)i.includeTypesMap[t[e]]=!0}if(s){i.excludeTypesMap={};for(let e=0,t=s.length;e<t;e++)i.excludeTypesMap[s[e]]=!0}r&&(i.objectDefaults=r),i.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds}try{e.src?this._loadModel(e.src,e,i,t):this._parseModel(e.ifc,e,i,t)}catch(e){this.error(e),t.fire("error",e)}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getIFC(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=t.stats||{};if(r.sourceFormat="IFC",r.schemaVersion="",r.title="",r.author="",r.created="",r.numMetaObjects=0,r.numPropertySets=0,r.numObjects=0,r.numGeometries=0,r.numTriangles=0,r.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";const o=new Uint8Array(e),n=this._ifcAPI.OpenModel(o),a=this._ifcAPI.GetModelSchema(n),l=this._ifcAPI.GetLineIDsWithType(n,this._webIFC.IFCPROJECT).get(0),A=!1!==t.loadMetadata,h={modelID:n,modelSchema:a,sceneModel:s,loadMetadata:A,metadata:A?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:r};if(A){if(i.includeTypes){h.includeTypes={};for(let e=0,t=i.includeTypes.length;e<t;e++)h.includeTypes[i.includeTypes[e]]=!0}if(i.excludeTypes){h.excludeTypes={};for(let e=0,t=i.excludeTypes.length;e<t;e++)h.excludeTypes[i.excludeTypes[e]]=!0}this._parseMetaObjects(h),this._parsePropertySets(h)}if(this._parseGeometry(h),s.finalize(),A){const e=s.id;this.viewer.metaScene.createMetaModel(e,h.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_parseMetaObjects(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}_parseSpatialChildren(e,t,i){const s=this._ifcAPI.GetNameFromTypeCode(t.type);if(e.includeTypes&&!e.includeTypes[s])return;if(e.excludeTypes&&e.excludeTypes[s])return;this._createMetaObject(e,t,i);const r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}_createMetaObject(e,t,i){const s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),o={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(o),e.metaObjects[s]=o,e.stats.numMetaObjects++}_parseRelatedItemsOfType(e,t,i,s,r,o){const n=this._ifcAPI.GetLineIDsWithType(e.modelID,r);for(let r=0;r<n.size();r++){const a=n.get(r),l=this._ifcAPI.GetLine(e.modelID,a),A=l[i];let h=!1;if(Array.isArray(A)){h=A.map((e=>e.value)).includes(t)}else h=A.value===t;if(h){const t=l[s];if(Array.isArray(t))t.forEach((t=>{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}));else{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}}}}_parsePropertySets(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(let i=0;i<t.size();i++){let s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){const t=r.RelatingPropertyDefinition;if(!t)continue;const i=t.GlobalId.value,s=t.HasProperties;if(s&&s.length>0){const o="Default",n=t.Name.value,a=[];for(let e=0,t=s.length;e<t;e++){const t=s[e],i=t.Name,r=t.NominalValue;if(i&&r){const e={name:i.value,type:r.type,value:r.value,valueType:r.valueType};t.Description?e.description=t.Description.value:r.description&&(e.description=r.description),a.push(e)}}const l={id:i,type:o,name:n,properties:a};e.metadata.propertySets.push(l),e.stats.numPropertySets++;const A=r.RelatedObjects;if(!A||0===A.length)return;for(let t=0,s=A.length;t<s;t++){const s=A[t].GlobalId.value,r=e.metaObjects[s];r&&(r.propertySetIds||(r.propertySetIds=[]),r.propertySetIds.push(i))}}}}}_parseGeometry(e){this._ifcAPI.StreamAllMeshes(e.modelID,(t=>{const i=t.expressID,s=t.geometries,r=[],o=this._ifcAPI.GetLine(e.modelID,i).GlobalId.value;if(e.loadMetadata){const t=o,i=e.metaObjects[t];if(e.includeTypes&&(!i||!e.includeTypes[i.type]))return;if(e.excludeTypes&&(!i||e.excludeTypes[i.type]))return}const n=c.mat4(),a=c.vec3();for(let t=0,i=s.size();t<i;t++){const i=s.get(t),o=this._ifcAPI.GetGeometry(e.modelID,i.geometryExpressID),l=this._ifcAPI.GetVertexArray(o.GetVertexData(),o.GetVertexDataSize()),A=this._ifcAPI.GetIndexArray(o.GetIndexData(),o.GetIndexDataSize()),h=new Float64Array(l.length/2),u=new Float32Array(l.length/2);for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)h[t+0]=l[6*e+0],h[t+1]=l[6*e+1],h[t+2]=l[6*e+2];n.set(i.flatTransformation),c.transformPositions3(n,h);const d=K(h,h,a);if(!e.options.autoNormals)for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)u[t+0]=l[6*e+3],u[t+1]=l[6*e+4],u[t+2]=l[6*e+5];e.stats.numGeometries++,e.stats.numVertices+=h.length/3,e.stats.numTriangles+=A.length/3;const p="mesh"+e.nextId++;e.sceneModel.createMesh({id:p,primitive:"triangles",origin:d?a:null,positions:h,normals:e.options.autoNormals?null:u,indices:A,color:[i.color.x,i.color.y,i.color.z],opacity:i.color.w}),r.push(p)}const l=e.options.globalizeObjectIds?c.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:l,meshIds:r,isObject:!0}),e.stats.numObjects++}))}},exports.WorkerPool=kA,exports.XKTDefaultDataSource=Uw,exports.XKTLoaderPlugin=class extends V{constructor(e,t={}){super("XKTLoader",e,t),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this.textureTranscoder=t.textureTranscoder,this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,this.reuseGeometries=t.reuseGeometries}get supportedVersions(){return Object.keys(EP)}get textureTranscoder(){return this._textureTranscoder}set textureTranscoder(e){this._textureTranscoder=e}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new Uw}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||WB}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}get reuseGeometries(){return this._reuseGeometries}set reuseGeometries(e){this._reuseGeometries=!1!==e}load(e={}){if(e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id),!(e.src||e.xkt||e.manifestSrc||e.manifest))return this.error("load() param expected: src, xkt, manifestSrc or manifestData"),o;const t={},i=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t.reuseGeometries=null!==e.reuseGeometries&&void 0!==e.reuseGeometries?e.reuseGeometries:!1!==this._reuseGeometries,i){t.includeTypesMap={};for(let e=0,s=i.length;e<s;e++)t.includeTypesMap[i[e]]=!0}if(s){t.excludeTypesMap={};for(let e=0,i=s.length;e<i;e++)t.excludeTypesMap[s[e]]=!0}r&&(t.objectDefaults=r),t.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,t.globalizeObjectIds=void 0!==e.globalizeObjectIds&&null!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds;const o=new dh(this.viewer.scene,_.apply(e,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:e.origin,disableVertexWelding:e.disableVertexWelding||!1,disableIndexRebucketing:e.disableIndexRebucketing||!1,dtxEnabled:e.dtxEnabled,renderOrder:e.renderOrder})),n=o.id,a=new Gc({metaScene:this.viewer.metaScene,id:n});this.viewer.scene.canvas.spinner.processes++;const l=()=>{o.destroyed||(o.finalize(),a.finalize(),this.viewer.scene.canvas.spinner.processes--,o.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(a.id)})),this.scheduleTask((()=>{o.destroyed||(o.scene.fire("modelLoaded",o.id),o.fire("loaded",!0,!1))})))},A=e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e),o.fire("error",e)};let h=0;const c={getNextId:()=>`${n}.${h++}`};if(e.metaModelSrc||e.metaModelData)if(e.metaModelSrc){const r=e.metaModelSrc;this._dataSource.getMetaModel(r,(r=>{o.destroyed||(a.loadData(r,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,e,t,o,null,c,l,A):(this._parseModel(e.xkt,e,t,o,null,c),l()))}),(e=>{A(`load(): Failed to load model metadata for model '${n} from  '${r}' - ${e}`)}))}else e.metaModelData&&(a.loadData(e.metaModelData,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,e,t,o,null,c,l,A):(this._parseModel(e.xkt,e,t,o,null,c),l()));else if(e.src)this._loadModel(e.src,e,t,o,a,c,l,A);else if(e.xkt)this._parseModel(e.xkt,e,t,o,a,c),l();else if(e.manifestSrc||e.manifest){const r=e.manifestSrc?function(e){const t=e.split("/");return t.pop(),t.join("/")+"/"}(e.manifestSrc):"",n=(e,n,l)=>{let A=0;const h=()=>{o.destroyed||A>=e.length?n():this._dataSource.getMetaModel(`${r}${e[A]}`,(e=>{a.loadData(e,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),A++,this.scheduleTask(h,200)}),l)};h()},h=(i,s,n)=>{let a=0;const l=()=>{o.destroyed||a>=i.length?s():this._dataSource.getXKT(`${r}${i[a]}`,(i=>{this._parseModel(i,e,t,o,null,c),o.preFinalize(),a++,this.scheduleTask(l,200)}),n)};l()},u=(i,s,n)=>{let l=0;const A=()=>{o.destroyed||l>=i.length?s():this._dataSource.getXKT(`${r}${i[l]}`,(i=>{this._parseModel(i,e,t,o,a,c),o.preFinalize(),l++,this.scheduleTask(A,200)}),n)};A()};if(e.manifest){const t=e.manifest,i=t.xktFiles;if(!i||0===i.length)return void A("load(): Failed to load model manifest - manifest not valid");const s=t.metaModelFiles;s?n(s,(()=>{h(i,l,A)}),A):u(i,l,A)}else this._dataSource.getManifest(e.manifestSrc,(e=>{if(o.destroyed)return;const t=e.xktFiles;if(!t||0===t.length)return void A("load(): Failed to load model manifest - manifest not valid");const i=e.metaModelFiles;i?n(i,(()=>{h(t,l,A)}),A):u(t,l,A)}),A)}return o}_loadModel(e,t,i,s,r,o,n,a){this._dataSource.getXKT(t.src,(e=>{this._parseModel(e,t,i,s,r,o),s.preFinalize(),n()}),a)}async _parseModel(e,t,i,s,r,o){if(s.destroyed)return;const n=new DataView(e),a=new Uint8Array(e),l=n.getUint32(0,!0),A=EP[l];if(!A)return void this.error("Unsupported .XKT file version: "+l+" - this XKTLoaderPlugin supports versions "+Object.keys(EP));if(A.parseArrayBuffer)return void A.parseArrayBuffer(this.viewer,i,e,s,r,o);const h=n.getUint32(4,!0),c=[];let u=4*(h+2);for(let e=0;e<h;e++){const t=n.getUint32(4*(e+2),!0);c.push(a.subarray(u,u+t)),u+=t}A.parse(this.viewer,i,c,s,r,o)}},exports.XML3DLoaderPlugin=class extends V{constructor(e,t={}){super("XML3DLoader",e,t),t.workerScriptsPath?(this._workerScriptsPath=t.workerScriptsPath,this._loader=new SP(this,t),this.supportedSchemas=this._loader.supportedSchemas):this.error("Config expected: workerScriptsPath")}load(e={}){e.workerScriptsPath=this._workerScriptsPath,e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new fs(this.viewer.scene,_.apply(e,{isModel:!0})),i=e.src;return i?(this._loader.load(this,t,i,e),t):(this.error("load() param expected: src"),t)}},exports.ZoneEditControl=QC,exports.ZoneEditMouseControl=class extends QC{constructor(e,t){super(e,t,!0,!1)}},exports.ZoneEditTouchControl=class extends QC{constructor(e,t){super(e,t,!1,!0)}},exports.ZoneTranslateControl=VC,exports.ZoneTranslateMouseControl=class extends VC{constructor(e,t){super(e,t,!0,!1)}},exports.ZoneTranslateTouchControl=class extends VC{constructor(e,t){super(e,t,!1,!0)}},exports.ZonesMouseControl=class extends OC{constructor(e,t={}){super(e,t,((e,t)=>RC(e,t)))}},exports.ZonesPlugin=class extends V{constructor(e,t={}){super("Zones",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._zones=[],this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,zone:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,zone:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,zone:t,event:e})}}createZone(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=new kC(this,{id:e.id,plugin:this,container:this._container,geometry:e.geometry,alpha:e.alpha,color:e.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(t),t.on("destroyed",(()=>{const e=this._zones.indexOf(t);e>=0&&this._zones.splice(e,1)})),this.fire("zoneCreated",t),t}get zones(){return this._zones}destroy(){super.destroy()}},exports.ZonesPolysurfaceMouseControl=class extends D{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=RC(o,(function(t,i){return UC(e,c.vec3([0,1,0]),t,i)}));!function o(){a._action=NC(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}},exports.ZonesPolysurfaceTouchControl=class extends D{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=LC(o,this.pointerCircle,(function(t,i){return UC(e,c.vec3([0,1,0]),t,i)}));!function o(){a._action=NC(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}},exports.ZonesTouchControl=class extends OC{constructor(e,t={}){const i=new Q(e.viewer);super(e,t,((e,t)=>LC(e,i,t))),this.pointerCircle=i}destroy(){this.pointerCircle.destroy(),super.destroy()}},exports.buildBoxGeometry=Gt,exports.buildBoxLinesGeometry=Us,exports.buildBoxLinesGeometryFromAABB=function(e={}){return Us({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})},exports.buildCylinderGeometry=ts,exports.buildGridGeometry=ks,exports.buildLineGeometry=function(e={}){if(3!==e.startPoint.length)throw"Start point should contain 3 elements in array: x, y and z";if(3!==e.endPoint.length)throw"End point should contain 3 elements in array: x, y and z";let t=[],i=[],s=e.startPoint[0],r=e.startPoint[1],o=e.startPoint[2],n=e.endPoint[0],a=e.endPoint[1],l=e.endPoint[2],A=Math.sqrt((n-s)**2+(a-r)**2+(l-o)**2),h=[(n-s)/A,(a-r)/A,(l-o)/A];if(e.pattern){let c=e.pattern.length,u=!1,d=0,p=0,f=0,g=[s,r,o],m=e.pattern[p];for(i.push(g[0],g[1],g[2]);m<=A-d;){let s=[h[0]*m,h[1]*m,h[2]*m],r=[g[0]+s[0],g[1]+s[1],g[2]+s[2]];i.push(r[0],r[1],r[2]),u||(t.push(f),t.push(f+1)),u=!u,f+=1,g=r,p+=1,p>=c&&(p=0),d+=m,m=e.pattern[p]}e.extendToEnd&&(i.push(n,a,l),t.push(t.length-2),t.push(t.length-1))}else t.push(0),t.push(1),i.push(s,r,o,n,a,l);return _.apply(e,{primitive:"lines",positions:i,indices:t})},exports.buildPlaneGeometry=Os,exports.buildPolylineGeometry=Qs,exports.buildPolylineGeometryFromCurve=function(e={}){let t=e.curve.getPoints(e.divisions).map((e=>[...e])).flat();return Qs({id:e.id,points:t})},exports.buildSphereGeometry=is,exports.buildTorusGeometry=Ns,exports.buildVectorTextGeometry=rs,exports.createRTCViewMat=z,exports.frustumIntersectsAABB3=O,exports.getKTX2TextureTranscoder=VA,exports.getPlaneRTCPos=X,exports.isTriangleMeshSolid=Hs,exports.load3DSGeometry=function(e,t={}){return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,_.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var o=Ls.parse.from3DS(e).edit.objects[0].mesh,n=o.vertices,a=o.uvt,l=o.indices;r.processes--,i(_.apply(t,{primitive:"triangles",positions:n,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))},exports.loadOBJGeometry=function(e,t={}){return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,_.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var o=Ls.parse.fromOBJ(e),n=Ls.edit.unwrap(o.i_verts,o.c_verts,3),a=Ls.edit.unwrap(o.i_norms,o.c_norms,3),l=Ls.edit.unwrap(o.i_uvt,o.c_uvt,2),A=new Int32Array(o.i_verts.length),h=0;h<o.i_verts.length;h++)A[h]=h;r.processes--,i(_.apply(t,{primitive:"triangles",positions:n,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:A}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))},exports.math=c,exports.meshSurfaceArea=tr,exports.meshVolume=Ks,exports.rtcToWorldPos=function(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i},exports.sRGBEncoding=3001,exports.setFrustum=k,exports.stats=p,exports.utils=_,exports.worldToRTCPos=W,exports.worldToRTCPositions=K;
diff --git a/dist/xeokit-sdk.min.es.js b/dist/xeokit-sdk.min.es.js
index c19471005..cf0821fee 100644
--- a/dist/xeokit-sdk.min.es.js
+++ b/dist/xeokit-sdk.min.es.js
@@ -1,4 +1,4 @@
-class e{constructor(e,t){this.items=e||[],this._lastUniqueId=(t||0)+1}addItem(){let e;if(2===arguments.length){const t=arguments[0];if(e=arguments[1],this.items[t])throw"ID clash: '"+t+"'";return this.items[t]=e,t}for(e=arguments[0]||{};;){const t=this._lastUniqueId++;if(!this.items[t])return this.items[t]=e,t}}removeItem(e){const t=this.items[e];return delete this.items[e],t}}const t=new e;class i{constructor(e){this.id=e,this.parentItem=null,this.groups=[],this.menuElement=null,this.shown=!1,this.mouseOver=0}}class s{constructor(){this.items=[]}}class r{constructor(e,t,i,s,r){this.id=e,this.getTitle=t,this.doAction=i,this.getEnabled=s,this.getShown=r,this.itemElement=null,this.subMenu=null,this.enabled=!0}}class o{constructor(e={}){this._id=t.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==e.hideOnMouseDown&&(document.addEventListener("mousedown",(e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),e.items&&(this.items=e.items),this._hideOnAction=!1!==e.hideOnAction,this.context=e.context,this.enabled=!1!==e.enabled,this.hide()}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}set items(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}get items(){return this._itemsCfg}set enabled(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}get enabled(){return this._enabled}set context(e){this._context=e}get context(){return this._context}show(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}get shown(){return this._shown}hide(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}destroy(){this._context=null,this._clear(),null!==this._id&&(t.removeItem(this._id),this._id=null)}_clear(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e].menuElement;t.parentElement.removeChild(t)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}_parseItems(e){const t=e=>{const o=this._getNextId(),n=new i(o);for(let i=0,o=e.length;i<o;i++){const o=e[i],a=new s;n.groups.push(a);for(let e=0,i=o.length;e<i;e++){const i=o[e],s=i.items,l=s&&s.length>0,A=this._getNextId(),h=i.getTitle||(()=>i.title||""),c=i.doAction||i.callback||(()=>{}),u=i.getEnabled||(()=>!0),d=i.getShown||(()=>!0),p=new r(A,h,c,u,d);if(p.parentMenu=n,a.items.push(p),l){const e=t(s);p.subMenu=e,e.parentItem=p}this._itemList.push(p),this._itemMap[p.id]=p}}return this._menuList.push(n),this._menuMap[n.id]=n,n};this._rootMenu=t(e)}_getNextId(){return"ContextMenu_"+this._id+"_"+this._nextId++}_createUI(){const e=t=>{this._createMenuUI(t);const i=t.groups;for(let t=0,s=i.length;t<s;t++){const s=i[t].items;for(let t=0,i=s.length;t<i;t++){const i=s[t].subMenu;i&&e(i)}}};e(this._rootMenu)}_createMenuUI(e){const t=e.groups,i=[];if(i.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),i.push("<ul>"),t)for(let e=0,s=t.length;e<s;e++){const r=e,o=s,n=t[e].items;if(n)for(let e=0,t=n.length;e<t;e++){const s=n[e],a=s.subMenu,l=s.title||"";a?i.push('<li id="'+s.id+'" class="xeokit-context-menu-item" style="'+(r===o-1||e<t-1?"border-bottom: 0":"border-bottom: 1px solid black")+'">'+l+" [MORE]</li>"):i.push('<li id="'+s.id+'" class="xeokit-context-menu-item" style="'+(r===o-1||e<t-1?"border-bottom: 0":"border-bottom: 1px solid black")+'">'+l+"</li>")}}i.push("</ul>"),i.push("</div>");const s=i.join("");document.body.insertAdjacentHTML("beforeend",s);const r=document.querySelector("."+e.id);e.menuElement=r,r.style["border-radius"]="4px",r.style.display="none",r.style["z-index"]=3e5,r.style.background="white",r.style.border="1px solid black",r.style["box-shadow"]="0 4px 5px 0 gray",r.oncontextmenu=e=>{e.preventDefault()};const o=this;let n=null;if(t)for(let e=0,i=t.length;e<i;e++){const i=t[e].items;if(i)for(let e=0,t=i.length;e<t;e++){const t=i[e],s=t.subMenu;t.itemElement=document.getElementById(t.id),t.itemElement?(t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault();const i=t.subMenu;if(!i)return void(n&&(o._hideMenu(n.id),n=null));if(n&&n.id!==i.id&&(o._hideMenu(n.id),n=null),!1===t.enabled)return;const s=t.itemElement,r=i.menuElement,a=s.getBoundingClientRect();r.getBoundingClientRect();a.right+200>window.innerWidth?o._showMenu(i.id,a.left-200,a.top-1):o._showMenu(i.id,a.right-5,a.top-1),n=i})),s||(t.itemElement.addEventListener("click",(e=>{e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus()))})),t.itemElement.addEventListener("mouseup",(e=>{3===e.which&&(e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus())))})),t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault(),!1!==t.enabled&&t.doHover&&t.doHover(o._context)})))):console.error("ContextMenu item element not found: "+t.id)}}}_updateItemsTitles(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getShown;if(!s||!s(this._context))continue;const r=t.getTitle(this._context);t.subMenu,i.innerText=r}}_updateItemsEnabledStatus(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getEnabled;if(!s)continue;const r=t.getShown;if(!r)continue;const o=r(this._context);if(t.shown=o,!o){i.style.visibility="hidden",i.style.height="0",i.style.padding="0";continue}i.style.visibility="visible",i.style.height="auto",i.style.padding=null;const n=s(this._context);t.enabled=n,n?i.classList.remove("disabled"):i.classList.add("disabled")}}_showMenu(e,t,i){const s=this._menuMap[e];if(!s)return void console.error("Menu not found: "+e);if(s.shown)return;const r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}_hideMenu(e){const t=this._menuMap[e];if(!t)return void console.error("Menu not found: "+e);if(!t.shown)return;const i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}_hideAllMenus(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e];this._hideMenu(t.id)}}_showMenuElement(e,t,i){e.style.display="block";const s=e.offsetHeight,r=e.offsetWidth;i+s>window.innerHeight&&(i=window.innerHeight-s),t+r>window.innerWidth&&(t=window.innerWidth-r),e.style.left=t+"px",e.style.top=i+"px"}_hideMenuElement(e){e.style.display="none"}}class n{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=t.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id=`${this._lensContainerId}-canvas`,this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=t.lensPosToggle||!0,this._lensPosToggleAmount=t.lensPosToggleAmount||85,this._lensPosMarginLeft=t.lensPosMarginLeft||85,this._lensPosMarginTop=t.lensPosMarginTop||25,this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,this._zoomLevel=t.zoomLevel||2,this._active=!1!==t.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(()=>{this._active&&this._visible&&this.update()}))}update(){if(!this._active||!this._visible)return;if(!this._canvasPos)return;const e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,i&&(this._lensPosToggle?this._lensContainer.style.marginTop=t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount+"px":this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);const s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);const r=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){const e=this._snappedCanvasPos[0]-this._canvasPos[0],t=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft=r[0]+e*this._zoomLevel-10+"px",this._lensCursorDiv.style.marginTop=r[1]+t*this._zoomLevel-10+"px"}else this._lensCursorDiv.style.marginLeft=r[0]-10+"px",this._lensCursorDiv.style.marginTop=r[1]-10+"px"}set zoomFactor(e){this._zoomFactor=e,this.update()}get zoomFactor(){return this._zoomFactor}set canvasPos(e){this._canvasPos=e,this.update()}get canvasPos(){return this._canvasPos}set snappedCanvasPos(e){this._snappedCanvasPos=e,this.update()}get snappedCanvasPos(){return this._snappedCanvasPos}set snapped(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}get snapped(){return this._snapped}set active(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get active(){return this._active}set visible(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get visible(){return this._visible}destroy(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}}let a=!0,l=a?Float64Array:Float32Array;const A=new l(3),h=new l(16),c=new l(16),u=new l(4),d={setDoublePrecisionEnabled(e){a=e,l=a?Float64Array:Float32Array},getDoublePrecisionEnabled:()=>a,MIN_DOUBLE:-Number.MAX_SAFE_INTEGER,MAX_DOUBLE:Number.MAX_SAFE_INTEGER,MAX_INT:1e7,DEGTORAD:.0174532925,RADTODEG:57.295779513,unglobalizeObjectId(e,t){const i=t.indexOf("#");return i===e.length&&t.startsWith(e)?t.substring(i+1):t},globalizeObjectId:(e,t)=>e+"#"+t,safeInv(e){const t=1/e;return isNaN(t)||!isFinite(t)?1:t},vec2:e=>new l(e||2),vec3:e=>new l(e||3),vec4:e=>new l(e||4),mat3:e=>new l(e||9),mat3ToMat4:(e,t=new l(16))=>(t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=0,t[4]=e[3],t[5]=e[4],t[6]=e[5],t[7]=0,t[8]=e[6],t[9]=e[7],t[10]=e[8],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t),mat4:e=>new l(e||16),mat4ToMat3(e,t){},doublesToFloats(e,t,i){const s=new l(2);for(let r=0,o=e.length;r<o;r++)d.splitDouble(e[r],s),t[r]=s[0],i[r]=s[1]},splitDouble(e,t){const i=l.from([e])[0],s=e-i;t[0]=i,t[1]=s},createUUID:(()=>{const e=[];for(let t=0;t<256;t++)e[t]=(t<16?"0":"")+t.toString(16);return()=>{const t=4294967295*Math.random()|0,i=4294967295*Math.random()|0,s=4294967295*Math.random()|0,r=4294967295*Math.random()|0;return`${e[255&t]+e[t>>8&255]+e[t>>16&255]+e[t>>24&255]}-${e[255&i]}${e[i>>8&255]}-${e[i>>16&15|64]}${e[i>>24&255]}-${e[63&s|128]}${e[s>>8&255]}-${e[s>>16&255]}${e[s>>24&255]}${e[255&r]}${e[r>>8&255]}${e[r>>16&255]}${e[r>>24&255]}`}})(),clamp:(e,t,i)=>Math.max(t,Math.min(i,e)),fmod(e,t){if(e<t)return console.error("math.fmod : Attempting to find modulus within negative range - would be infinite loop - ignoring"),e;for(;t<=e;)e-=t;return e},compareVec3:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2],negateVec3:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t),negateVec4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t),addVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i),addVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i),addVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i),addVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i),subVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i),subVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i),subVec2:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i),geometricMeanVec2(...e){const t=new l(e[0]);for(let i=1;i<e.length;i++)t[0]+=e[i][0],t[1]+=e[i][1];return t[0]/=e.length,t[1]/=e.length,t},subVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i),subScalarVec4:(e,t,i)=>(i||(i=e),i[0]=t-e[0],i[1]=t-e[1],i[2]=t-e[2],i[3]=t-e[3],i),mulVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]*t[0],i[1]=e[1]*t[1],i[2]=e[2]*t[2],i[3]=e[3]*t[3],i),mulVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i),mulVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i),mulVec2Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i),divVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i),divVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i[3]=e[3]/t[3],i),divScalarVec3:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i),divVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i),divVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i[3]=e[3]/t,i),divScalarVec4:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i[3]=e/t[3],i),dotVec4:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3],cross3Vec4(e,t){const i=e[0],s=e[1],r=e[2],o=t[0],n=t[1],a=t[2];return[s*a-r*n,r*o-i*a,i*n-s*o,0]},cross3Vec3(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=t[0],a=t[1],l=t[2];return i[0]=r*l-o*a,i[1]=o*n-s*l,i[2]=s*a-r*n,i},sqLenVec4:e=>d.dotVec4(e,e),lenVec4:e=>Math.sqrt(d.sqLenVec4(e)),dotVec3:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2],dotVec2:(e,t)=>e[0]*t[0]+e[1]*t[1],sqLenVec3:e=>d.dotVec3(e,e),sqLenVec2:e=>d.dotVec2(e,e),lenVec3:e=>Math.sqrt(d.sqLenVec3(e)),distVec3:(()=>{const e=new l(3);return(t,i)=>d.lenVec3(d.subVec3(t,i,e))})(),lenVec2:e=>Math.sqrt(d.sqLenVec2(e)),distVec2:(()=>{const e=new l(2);return(t,i)=>d.lenVec2(d.subVec2(t,i,e))})(),rcpVec3:(e,t)=>d.divScalarVec3(1,e,t),normalizeVec4(e,t){const i=1/d.lenVec4(e);return d.mulVec4Scalar(e,i,t)},normalizeVec3(e,t){const i=1/d.lenVec3(e);return d.mulVec3Scalar(e,i,t)},normalizeVec2(e,t){const i=1/d.lenVec2(e);return d.mulVec2Scalar(e,i,t)},angleVec3(e,t){let i=d.dotVec3(e,t)/Math.sqrt(d.sqLenVec3(e)*d.sqLenVec3(t));return i=i<-1?-1:i>1?1:i,Math.acos(i)},vec3FromMat4Scale:(()=>{const e=new l(3);return(t,i)=>(e[0]=t[0],e[1]=t[1],e[2]=t[2],i[0]=d.lenVec3(e),e[0]=t[4],e[1]=t[5],e[2]=t[6],i[1]=d.lenVec3(e),e[0]=t[8],e[1]=t[9],e[2]=t[10],i[2]=d.lenVec3(e),i)})(),vecToArray:(()=>{function e(e){return Math.round(1e5*e)/1e5}return t=>{for(let i=0,s=(t=Array.prototype.slice.call(t)).length;i<s;i++)t[i]=e(t[i]);return t}})(),xyzArrayToObject:e=>({x:e[0],y:e[1],z:e[2]}),xyzObjectToArray:(e,t)=>((t=t||d.vec3())[0]=e.x,t[1]=e.y,t[2]=e.z,t),dupMat4:e=>e.slice(0,16),mat4To3:e=>[e[0],e[1],e[2],e[4],e[5],e[6],e[8],e[9],e[10]],m4s:e=>[e,e,e,e,e,e,e,e,e,e,e,e,e,e,e,e],setMat4ToZeroes:()=>d.m4s(0),setMat4ToOnes:()=>d.m4s(1),diagonalMat4v:e=>new l([e[0],0,0,0,0,e[1],0,0,0,0,e[2],0,0,0,0,e[3]]),diagonalMat4c:(e,t,i,s)=>d.diagonalMat4v([e,t,i,s]),diagonalMat4s:e=>d.diagonalMat4c(e,e,e,e),identityMat4:(e=new l(16))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e),identityMat3:(e=new l(9))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e),isIdentityMat4:e=>1===e[0]&&0===e[1]&&0===e[2]&&0===e[3]&&0===e[4]&&1===e[5]&&0===e[6]&&0===e[7]&&0===e[8]&&0===e[9]&&1===e[10]&&0===e[11]&&0===e[12]&&0===e[13]&&0===e[14]&&1===e[15],negateMat4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t[4]=-e[4],t[5]=-e[5],t[6]=-e[6],t[7]=-e[7],t[8]=-e[8],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t),addMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i[4]=e[4]+t[4],i[5]=e[5]+t[5],i[6]=e[6]+t[6],i[7]=e[7]+t[7],i[8]=e[8]+t[8],i[9]=e[9]+t[9],i[10]=e[10]+t[10],i[11]=e[11]+t[11],i[12]=e[12]+t[12],i[13]=e[13]+t[13],i[14]=e[14]+t[14],i[15]=e[15]+t[15],i),addMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i[4]=e[4]+t,i[5]=e[5]+t,i[6]=e[6]+t,i[7]=e[7]+t,i[8]=e[8]+t,i[9]=e[9]+t,i[10]=e[10]+t,i[11]=e[11]+t,i[12]=e[12]+t,i[13]=e[13]+t,i[14]=e[14]+t,i[15]=e[15]+t,i),addScalarMat4:(e,t,i)=>d.addMat4Scalar(t,e,i),subMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i[4]=e[4]-t[4],i[5]=e[5]-t[5],i[6]=e[6]-t[6],i[7]=e[7]-t[7],i[8]=e[8]-t[8],i[9]=e[9]-t[9],i[10]=e[10]-t[10],i[11]=e[11]-t[11],i[12]=e[12]-t[12],i[13]=e[13]-t[13],i[14]=e[14]-t[14],i[15]=e[15]-t[15],i),subMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i[4]=e[4]-t,i[5]=e[5]-t,i[6]=e[6]-t,i[7]=e[7]-t,i[8]=e[8]-t,i[9]=e[9]-t,i[10]=e[10]-t,i[11]=e[11]-t,i[12]=e[12]-t,i[13]=e[13]-t,i[14]=e[14]-t,i[15]=e[15]-t,i),subScalarMat4:(e,t,i)=>(i||(i=t),i[0]=e-t[0],i[1]=e-t[1],i[2]=e-t[2],i[3]=e-t[3],i[4]=e-t[4],i[5]=e-t[5],i[6]=e-t[6],i[7]=e-t[7],i[8]=e-t[8],i[9]=e-t[9],i[10]=e-t[10],i[11]=e-t[11],i[12]=e-t[12],i[13]=e-t[13],i[14]=e-t[14],i[15]=e-t[15],i),mulMat4(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=e[3],a=e[4],l=e[5],A=e[6],h=e[7],c=e[8],u=e[9],d=e[10],p=e[11],f=e[12],g=e[13],m=e[14],_=e[15],v=t[0],b=t[1],y=t[2],x=t[3],B=t[4],w=t[5],P=t[6],C=t[7],M=t[8],E=t[9],F=t[10],I=t[11],D=t[12],S=t[13],T=t[14],R=t[15];return i[0]=v*s+b*a+y*c+x*f,i[1]=v*r+b*l+y*u+x*g,i[2]=v*o+b*A+y*d+x*m,i[3]=v*n+b*h+y*p+x*_,i[4]=B*s+w*a+P*c+C*f,i[5]=B*r+w*l+P*u+C*g,i[6]=B*o+w*A+P*d+C*m,i[7]=B*n+w*h+P*p+C*_,i[8]=M*s+E*a+F*c+I*f,i[9]=M*r+E*l+F*u+I*g,i[10]=M*o+E*A+F*d+I*m,i[11]=M*n+E*h+F*p+I*_,i[12]=D*s+S*a+T*c+R*f,i[13]=D*r+S*l+T*u+R*g,i[14]=D*o+S*A+T*d+R*m,i[15]=D*n+S*h+T*p+R*_,i},mulMat3(e,t,i){i||(i=new l(9));const s=e[0],r=e[3],o=e[6],n=e[1],a=e[4],A=e[7],h=e[2],c=e[5],u=e[8],d=t[0],p=t[3],f=t[6],g=t[1],m=t[4],_=t[7],v=t[2],b=t[5],y=t[8];return i[0]=s*d+r*g+o*v,i[3]=s*p+r*m+o*b,i[6]=s*f+r*_+o*y,i[1]=n*d+a*g+A*v,i[4]=n*p+a*m+A*b,i[7]=n*f+a*_+A*y,i[2]=h*d+c*g+u*v,i[5]=h*p+c*m+u*b,i[8]=h*f+c*_+u*y,i},mulMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i),mulMat4v4(e,t,i=d.vec4()){const s=t[0],r=t[1],o=t[2],n=t[3];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},transposeMat4(e,t){const i=e[4],s=e[14],r=e[8],o=e[13],n=e[12],a=e[9];if(!t||e===t){const t=e[1],l=e[2],A=e[3],h=e[6],c=e[7],u=e[11];return e[1]=i,e[2]=r,e[3]=n,e[4]=t,e[6]=a,e[7]=o,e[8]=l,e[9]=h,e[11]=s,e[12]=A,e[13]=c,e[14]=u,e}return t[0]=e[0],t[1]=i,t[2]=r,t[3]=n,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=o,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=s,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3(e,t){if(t===e){const i=e[1],s=e[2],r=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=s,t[7]=r}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4(e){const t=e[0],i=e[1],s=e[2],r=e[3],o=e[4],n=e[5],a=e[6],l=e[7],A=e[8],h=e[9],c=e[10],u=e[11],d=e[12],p=e[13],f=e[14],g=e[15];return d*h*a*r-A*p*a*r-d*n*c*r+o*p*c*r+A*n*f*r-o*h*f*r-d*h*s*l+A*p*s*l+d*i*c*l-t*p*c*l-A*i*f*l+t*h*f*l+d*n*s*u-o*p*s*u-d*i*a*u+t*p*a*u+o*i*f*u-t*n*f*u-A*n*s*g+o*h*s*g+A*i*a*g-t*h*a*g-o*i*c*g+t*n*c*g},inverseMat4(e,t){t||(t=e);const i=e[0],s=e[1],r=e[2],o=e[3],n=e[4],a=e[5],l=e[6],A=e[7],h=e[8],c=e[9],u=e[10],d=e[11],p=e[12],f=e[13],g=e[14],m=e[15],_=i*a-s*n,v=i*l-r*n,b=i*A-o*n,y=s*l-r*a,x=s*A-o*a,B=r*A-o*l,w=h*f-c*p,P=h*g-u*p,C=h*m-d*p,M=c*g-u*f,E=c*m-d*f,F=u*m-d*g,I=1/(_*F-v*E+b*M+y*C-x*P+B*w);return t[0]=(a*F-l*E+A*M)*I,t[1]=(-s*F+r*E-o*M)*I,t[2]=(f*B-g*x+m*y)*I,t[3]=(-c*B+u*x-d*y)*I,t[4]=(-n*F+l*C-A*P)*I,t[5]=(i*F-r*C+o*P)*I,t[6]=(-p*B+g*b-m*v)*I,t[7]=(h*B-u*b+d*v)*I,t[8]=(n*E-a*C+A*w)*I,t[9]=(-i*E+s*C-o*w)*I,t[10]=(p*x-f*b+m*_)*I,t[11]=(-h*x+c*b-d*_)*I,t[12]=(-n*M+a*P-l*w)*I,t[13]=(i*M-s*P+r*w)*I,t[14]=(-p*y+f*v-g*_)*I,t[15]=(h*y-c*v+u*_)*I,t},traceMat4:e=>e[0]+e[5]+e[10]+e[15],translationMat4v(e,t){const i=t||d.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v(e,t){const i=t||d.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(()=>{const e=new l(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,d.translationMat4v(e,r))})(),translationMat4s:(e,t)=>d.translationMat4c(e,e,e,t),translateMat4v:(e,t)=>d.translateMat4c(e[0],e[1],e[2],t),translateMat4c(e,t,i,s){const r=s[3];s[0]+=r*e,s[1]+=r*t,s[2]+=r*i;const o=s[7];s[4]+=o*e,s[5]+=o*t,s[6]+=o*i;const n=s[11];s[8]+=n*e,s[9]+=n*t,s[10]+=n*i;const a=s[15];return s[12]+=a*e,s[13]+=a*t,s[14]+=a*i,s},setMat4Translation:(e,t,i)=>(i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i),rotationMat4v(e,t,i){const s=d.normalizeVec4([t[0],t[1],t[2],0],[]),r=Math.sin(e),o=Math.cos(e),n=1-o,a=s[0],l=s[1],A=s[2];let h,c,u,p,f,g;return h=a*l,c=l*A,u=A*a,p=a*r,f=l*r,g=A*r,(i=i||d.mat4())[0]=n*a*a+o,i[1]=n*h+g,i[2]=n*u-f,i[3]=0,i[4]=n*h-g,i[5]=n*l*l+o,i[6]=n*c+p,i[7]=0,i[8]=n*u+f,i[9]=n*c-p,i[10]=n*A*A+o,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:(e,t,i,s,r)=>d.rotationMat4v(e,[t,i,s],r),scalingMat4v:(e,t=d.identityMat4())=>(t[0]=e[0],t[5]=e[1],t[10]=e[2],t),scalingMat3v:(e,t=d.identityMat3())=>(t[0]=e[0],t[4]=e[1],t),scalingMat4c:(()=>{const e=new l(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,d.scalingMat4v(e,r))})(),scaleMat4c:(e,t,i,s)=>(s[0]*=e,s[4]*=t,s[8]*=i,s[1]*=e,s[5]*=t,s[9]*=i,s[2]*=e,s[6]*=t,s[10]*=i,s[3]*=e,s[7]*=t,s[11]*=i,s),scaleMat4v(e,t){const i=e[0],s=e[1],r=e[2];return t[0]*=i,t[4]*=s,t[8]*=r,t[1]*=i,t[5]*=s,t[9]*=r,t[2]*=i,t[6]*=s,t[10]*=r,t[3]*=i,t[7]*=s,t[11]*=r,t},scalingMat4s:e=>d.scalingMat4c(e,e,e),rotationTranslationMat4(e,t,i=d.mat4()){const s=e[0],r=e[1],o=e[2],n=e[3],a=s+s,l=r+r,A=o+o,h=s*a,c=s*l,u=s*A,p=r*l,f=r*A,g=o*A,m=n*a,_=n*l,v=n*A;return i[0]=1-(p+g),i[1]=c+v,i[2]=u-_,i[3]=0,i[4]=c-v,i[5]=1-(h+g),i[6]=f+m,i[7]=0,i[8]=u+_,i[9]=f-m,i[10]=1-(h+p),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler(e,t,i=d.vec4()){const s=d.clamp,r=e[0],o=e[4],n=e[8],a=e[1],l=e[5],A=e[9],h=e[2],c=e[6],u=e[10];return"XYZ"===t?(i[1]=Math.asin(s(n,-1,1)),Math.abs(n)<.99999?(i[0]=Math.atan2(-A,u),i[2]=Math.atan2(-o,r)):(i[0]=Math.atan2(c,l),i[2]=0)):"YXZ"===t?(i[0]=Math.asin(-s(A,-1,1)),Math.abs(A)<.99999?(i[1]=Math.atan2(n,u),i[2]=Math.atan2(a,l)):(i[1]=Math.atan2(-h,r),i[2]=0)):"ZXY"===t?(i[0]=Math.asin(s(c,-1,1)),Math.abs(c)<.99999?(i[1]=Math.atan2(-h,u),i[2]=Math.atan2(-o,l)):(i[1]=0,i[2]=Math.atan2(a,r))):"ZYX"===t?(i[1]=Math.asin(-s(h,-1,1)),Math.abs(h)<.99999?(i[0]=Math.atan2(c,u),i[2]=Math.atan2(a,r)):(i[0]=0,i[2]=Math.atan2(-o,l))):"YZX"===t?(i[2]=Math.asin(s(a,-1,1)),Math.abs(a)<.99999?(i[0]=Math.atan2(-A,l),i[1]=Math.atan2(-h,r)):(i[0]=0,i[1]=Math.atan2(n,u))):"XZY"===t&&(i[2]=Math.asin(-s(o,-1,1)),Math.abs(o)<.99999?(i[0]=Math.atan2(c,l),i[1]=Math.atan2(n,r)):(i[0]=Math.atan2(-A,u),i[1]=0)),i},composeMat4:(e,t,i,s=d.mat4())=>(d.quaternionToRotationMat4(t,s),d.scaleMat4v(i,s),d.translateMat4v(e,s),s),decomposeMat4:(()=>{const 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i[0]=o/n,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=o/a,i[6]=0,i[7]=0,i[8]=h[0]/n,i[9]=h[1]/a,i[10]=-h[2]/l,i[11]=-1,i[12]=0,i[13]=0,i[14]=-o*r[2]/l,i[15]=0,i},frustumMat4(e,t,i,s,r,o,n){n||(n=d.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2*r/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2*r/l,n[6]=0,n[7]=0,n[8]=(t+e)/a,n[9]=(s+i)/l,n[10]=-(o+r)/A,n[11]=-1,n[12]=0,n[13]=0,n[14]=-o*r*2/A,n[15]=0,n},perspectiveMat4(e,t,i,s,r){const o=[],n=[];return o[2]=i,n[2]=s,n[1]=o[2]*Math.tan(e/2),o[1]=-n[1],n[0]=n[1]*t,o[0]=-n[0],d.frustumMat4v(o,n,r)},compareMat4:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15],transformPoint3(e,t,i=d.vec3()){const s=t[0],r=t[1],o=t[2];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12],i[1]=e[1]*s+e[5]*r+e[9]*o+e[13],i[2]=e[2]*s+e[6]*r+e[10]*o+e[14],i},transformPoint4:(e,t,i=d.vec4())=>(i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i),transformPoints3(e,t,i){const s=i||[],r=t.length;let o,n,a,l;const A=e[0],h=e[1],c=e[2],u=e[3],d=e[4],p=e[5],f=e[6],g=e[7],m=e[8],_=e[9],v=e[10],b=e[11],y=e[12],x=e[13],B=e[14],w=e[15];let P;for(let e=0;e<r;++e)l=t[e],o=l[0],n=l[1],a=l[2],P=s[e]||(s[e]=[0,0,0]),P[0]=A*o+d*n+m*a+y,P[1]=h*o+p*n+_*a+x,P[2]=c*o+f*n+v*a+B,P[3]=u*o+g*n+b*a+w;return s.length=r,s},transformPositions3(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2];e[3];const c=e[4],u=e[5],d=e[6];e[7];const p=e[8],f=e[9],g=e[10];e[11];const m=e[12],_=e[13],v=e[14];for(e[15],s=0;s<r;s+=3)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+c*n+p*a+m,i[s+1]=A*o+u*n+f*a+_,i[s+2]=h*o+d*n+g*a+v;return i},transformPositions4(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2],c=e[3],u=e[4],d=e[5],p=e[6],f=e[7],g=e[8],m=e[9],_=e[10],v=e[11],b=e[12],y=e[13],x=e[14],B=e[15];for(s=0;s<r;s+=4)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+u*n+g*a+b,i[s+1]=A*o+d*n+m*a+y,i[s+2]=h*o+p*n+_*a+x,i[s+3]=c*o+f*n+v*a+B;return i},transformVec3(e,t,i){const s=t[0],r=t[1],o=t[2];return(i=i||this.vec3())[0]=e[0]*s+e[4]*r+e[8]*o,i[1]=e[1]*s+e[5]*r+e[9]*o,i[2]=e[2]*s+e[6]*r+e[10]*o,i},transformVec4(e,t,i){const s=t[0],r=t[1],o=t[2],n=t[3];return(i=i||d.vec4())[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},rotateVec2(e,t,i,s=e){const r=Math.cos(i),o=Math.sin(i),n=e[0]-t[0],a=e[1]-t[1];return s[0]=n*r-a*o+t[0],s[1]=n*o+a*r+t[1],e},rotateVec3X(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[0],o[1]=r[1]*Math.cos(i)-r[2]*Math.sin(i),o[2]=r[1]*Math.sin(i)+r[2]*Math.cos(i),s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},rotateVec3Y(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[2]*Math.sin(i)+r[0]*Math.cos(i),o[1]=r[1],o[2]=r[2]*Math.cos(i)-r[0]*Math.sin(i),s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},rotateVec3Z(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[0]*Math.cos(i)-r[1]*Math.sin(i),o[1]=r[0]*Math.sin(i)+r[1]*Math.cos(i),o[2]=r[2],s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},projectVec4(e,t){const i=1/e[3];return(t=t||d.vec2())[0]=e[0]*i,t[1]=e[1]*i,t},unprojectVec3:(()=>{const e=new l(16),t=new l(16),i=new l(16);return function(s,r,o,n){return this.transformVec3(this.mulMat4(this.inverseMat4(r,e),this.inverseMat4(o,t),i),s,n)}})(),lerpVec3(e,t,i,s,r,o){const n=o||d.vec3(),a=(e-t)/(i-t);return n[0]=s[0]+a*(r[0]-s[0]),n[1]=s[1]+a*(r[1]-s[1]),n[2]=s[2]+a*(r[2]-s[2]),n},lerpMat4(e,t,i,s,r,o){const n=o||d.mat4(),a=(e-t)/(i-t);return n[0]=s[0]+a*(r[0]-s[0]),n[1]=s[1]+a*(r[1]-s[1]),n[2]=s[2]+a*(r[2]-s[2]),n[3]=s[3]+a*(r[3]-s[3]),n[4]=s[4]+a*(r[4]-s[4]),n[5]=s[5]+a*(r[5]-s[5]),n[6]=s[6]+a*(r[6]-s[6]),n[7]=s[7]+a*(r[7]-s[7]),n[8]=s[8]+a*(r[8]-s[8]),n[9]=s[9]+a*(r[9]-s[9]),n[10]=s[10]+a*(r[10]-s[10]),n[11]=s[11]+a*(r[11]-s[11]),n[12]=s[12]+a*(r[12]-s[12]),n[13]=s[13]+a*(r[13]-s[13]),n[14]=s[14]+a*(r[14]-s[14]),n[15]=s[15]+a*(r[15]-s[15]),n},flatten(e){const t=[];let i,s,r,o,n;for(i=0,s=e.length;i<s;i++)for(n=e[i],r=0,o=n.length;r<o;r++)t.push(n[r]);return t},identityQuaternion:(e=d.vec4())=>(e[0]=0,e[1]=0,e[2]=0,e[3]=1,e),eulerToQuaternion(e,t,i=d.vec4()){const s=e[0]*d.DEGTORAD/2,r=e[1]*d.DEGTORAD/2,o=e[2]*d.DEGTORAD/2,n=Math.cos(s),a=Math.cos(r),l=Math.cos(o),A=Math.sin(s),h=Math.sin(r),c=Math.sin(o);return"XYZ"===t?(i[0]=A*a*l+n*h*c,i[1]=n*h*l-A*a*c,i[2]=n*a*c+A*h*l,i[3]=n*a*l-A*h*c):"YXZ"===t?(i[0]=A*a*l+n*h*c,i[1]=n*h*l-A*a*c,i[2]=n*a*c-A*h*l,i[3]=n*a*l+A*h*c):"ZXY"===t?(i[0]=A*a*l-n*h*c,i[1]=n*h*l+A*a*c,i[2]=n*a*c+A*h*l,i[3]=n*a*l-A*h*c):"ZYX"===t?(i[0]=A*a*l-n*h*c,i[1]=n*h*l+A*a*c,i[2]=n*a*c-A*h*l,i[3]=n*a*l+A*h*c):"YZX"===t?(i[0]=A*a*l+n*h*c,i[1]=n*h*l+A*a*c,i[2]=n*a*c-A*h*l,i[3]=n*a*l-A*h*c):"XZY"===t&&(i[0]=A*a*l-n*h*c,i[1]=n*h*l-A*a*c,i[2]=n*a*c+A*h*l,i[3]=n*a*l+A*h*c),i},mat4ToQuaternion(e,t=d.vec4()){const i=e[0],s=e[4],r=e[8],o=e[1],n=e[5],a=e[9],l=e[2],A=e[6],h=e[10];let c;const u=i+n+h;return 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t={}.constructor;return!!e&&e.constructor===t},copy:function(e){return y.apply(e,{})},apply:function(e,t){for(const i in e)e.hasOwnProperty(i)&&(t[i]=e[i]);return t},apply2:function(e,t){for(const i in e)e.hasOwnProperty(i)&&void 0!==e[i]&&null!==e[i]&&(t[i]=e[i]);return t},applyIf:function(e,t){for(const i in e)e.hasOwnProperty(i)&&(void 0!==t[i]&&null!==t[i]||(t[i]=e[i]));return t},isEmptyObject:function(e){for(const t in e)if(e.hasOwnProperty(t))return!1;return!0},inQuotes:function(e){return y.isNumeric(e)?`${e}`:`'${e}'`},concat:function(e,t){const i=new e.constructor(e.length+t.length);return i.set(e),i.set(t,e.length),i},flattenParentChildHierarchy:function(e){var t=[];return function e(i){i.id=i.uuid,delete i.oid,t.push(i);var s=i.children;if(s)for(var r=0,o=s.length;r<o;r++){s[r].parent=i.id,e(s[r])}i.children=[]}(e),t}},x={},B=new e,w=new g,P={sceneId:null,time:null,startTime:null,prevTime:null,deltaTime:null},C=[];let M,E=0,F=0;const I=new function(){this.version="1.0.0",this.scenes={},this._superTypes={},this._addScene=function(e){if(e.id){if(I.scenes[e.id])return void console.error(`[ERROR] Scene ${y.inQuotes(e.id)} already exists`)}else e.id=B.addItem({});I.scenes[e.id]=e;const t=e.ticksPerOcclusionTest,i=e.ticksPerRender;x[e.id]={ticksPerOcclusionTest:t,ticksPerRender:i,renderCountdown:i},m.components.scenes++,e.once("destroyed",(()=>{B.removeItem(e.id),delete I.scenes[e.id],delete x[e.id],m.components.scenes--}))},this.clear=function(){let e;for(const t in I.scenes)I.scenes.hasOwnProperty(t)&&(e=I.scenes[t],"default.scene"===t?e.clear():(e.destroy(),delete I.scenes[e.id]))},this.scheduleTask=function(e,t=null){w.push(e),w.push(t)},this.runTasks=function(e=-1){let t,i,s=(new Date).getTime(),r=0;for(;w.length>0&&(e<0||s<e);)t=w.shift(),i=w.shift(),i?t.call(i):t(),s=(new Date).getTime(),r++;return r},this.getNumTasks=function(){return w.length}},D=function(){let e=Date.now();if(M=e-E,E>0&&M>0){var t=1e3/M;F+=t,C.push(t),C.length>=30&&(F-=C.shift()),m.frame.fps=Math.round(F/C.length)}for(let e in I.scenes)I.scenes[e].compile();T(e),E=e};!function(e,t){let i=Date.now()+t;(function s(){const r=Date.now()-i;e(),i+=t,setTimeout(s,Math.max(0,t-r))})()}((()=>{D()}),100);const S=function(){let e=Date.now();if(M=e-E,E>0&&M>0){var t=1e3/M;F+=t,C.push(t),C.length>=30&&(F-=C.shift()),m.frame.fps=Math.round(F/C.length)}T(e),function(e){for(var t in P.time=e,I.scenes)if(I.scenes.hasOwnProperty(t)){var i=I.scenes[t];P.sceneId=t,P.startTime=i.startTime,P.deltaTime=null!=P.prevTime?P.time-P.prevTime:0,i.fire("tick",P,!0)}P.prevTime=e}(e),function(){const e=I.scenes,t=!1;let i,s,r,o,n;for(n in e)e.hasOwnProperty(n)&&(i=e[n],s=x[n],s||(s=x[n]={}),r=i.ticksPerOcclusionTest,s.ticksPerOcclusionTest!==r&&(s.ticksPerOcclusionTest=r,s.renderCountdown=r),--i.occlusionTestCountdown<=0&&(i.doOcclusionTest(),i.occlusionTestCountdown=r),o=i.ticksPerRender,s.ticksPerRender!==o&&(s.ticksPerRender=o,s.renderCountdown=o),0==--s.renderCountdown&&(i.render(t),s.renderCountdown=o))}(),void 0!==window.requestPostAnimationFrame?window.requestPostAnimationFrame(D):requestAnimationFrame(S)};function T(e){const t=I.runTasks(e+10),i=I.getNumTasks();m.frame.tasksRun=t,m.frame.tasksScheduled=i,m.frame.tasksBudget=10}S();class R{get type(){return"Component"}get isComponent(){return!0}constructor(e=null,t={}){if(this.scene=null,"Scene"===this.type)this.scene=this,this.viewer=t.viewer;else{if("Scene"===e.type)this.scene=e;else{if(!(e instanceof R))throw"Invalid param: owner must be a Component";this.scene=e.scene}this._owner=e}this._dontClear=!!t.dontClear,this._renderer=this.scene._renderer,this.meta=t.meta||{},this.id=t.id,this.destroyed=!1,this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this!==this.scene&&this.scene._addComponent(this),this._updateScheduled=!1,e&&e._own(this)}glRedraw(){this._renderer&&(this._renderer.imageDirty(),this.castsShadow&&this._renderer.shadowsDirty())}glResort(){this._renderer&&this._renderer.needStateSort()}get owner(){return this._owner}isType(e){return this.type===e}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];let r;if(s)for(const i in s)s.hasOwnProperty(i)&&(r=s[i],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}on(t,i,s){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new e),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});let r=this._eventSubs[t];r?this._eventSubsNum[t]++:(r={},this._eventSubs[t]=r,this._eventSubsNum[t]=1);const o=this._subIdMap.addItem();r[o]={callback:i,scope:s||this},this._subIdEvents[o]=t;const n=this._events[t];return void 0!==n&&i.call(s||this,n),o}off(e){if(null==e)return;if(!this._subIdEvents)return;const t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];const i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}once(e,t,i){const s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}hasSubs(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}log(e){e="[LOG]"+this._message(e),window.console.log(e),this.scene.fire("log",e)}_message(e){return" ["+this.type+" "+y.inQuotes(this.id)+"]: "+e}warn(e){e="[WARN]"+this._message(e),window.console.warn(e),this.scene.fire("warn",e)}error(e){e="[ERROR]"+this._message(e),window.console.error(e),this.scene.fire("error",e)}_attach(e){const t=e.name;if(!t)return void this.error("Component 'name' expected");let i=e.component;const s=e.sceneDefault,r=e.sceneSingleton,o=e.type,n=e.on,a=!1!==e.recompiles;if(i&&(y.isNumeric(i)||y.isString(i))){const e=i;if(i=this.scene.components[e],!i)return void this.error("Component not found: "+y.inQuotes(e))}if(!i)if(!0===r){const e=this.scene.types[o];for(const t in e)if(e.hasOwnProperty){i=e[t];break}if(!i)return this.error("Scene has no default component for '"+t+"'"),null}else if(!0===s&&(i=this.scene[t],!i))return this.error("Scene has no default component for '"+t+"'"),null;if(i){if(i.scene.id!==this.scene.id)return void this.error("Not in same scene: "+i.type+" "+y.inQuotes(i.id));if(o&&!i.isType(o))return void this.error("Expected a "+o+" type or subtype: "+i.type+" "+y.inQuotes(i.id))}this._attachments||(this._attachments={});const l=this._attached[t];let A,h,c;if(l){if(i&&l.id===i.id)return;const e=this._attachments[l.id];for(A=e.subs,h=0,c=A.length;h<c;h++)l.off(A[h]);delete this._attached[t],delete this._attachments[l.id];const s=e.params.onDetached;s&&(y.isFunction(s)?s(l):s.scope?s.callback.call(s.scope,l):s.callback(l)),e.managingLifecycle&&l.destroy()}if(i){const s={params:e,component:i,subs:[],managingLifecycle:false};s.subs.push(i.once("destroyed",(function(){s.params.component=null,this._attach(s.params)}),this)),a&&s.subs.push(i.on("dirty",(function(){this.fire("dirty",this)}),this)),this._attached[t]=i,this._attachments[i.id]=s;const r=e.onAttached;if(r&&(y.isFunction(r)?r(i):r.scope?r.callback.call(r.scope,i):r.callback(i)),n){let e,t,r,o;for(e in n)if(n.hasOwnProperty(e)){if(t=n[e],y.isFunction(t)?(r=t,o=null):(r=t.callback,o=t.scope),!r)continue;s.subs.push(i.on(e,r,o))}}}return a&&this.fire("dirty",this),this.fire(t,i),i}_checkComponent(e,t){if(!t.isComponent){if(!y.isID(t))return void this.error("Expected a Component or ID");{const e=t;if(!(t=this.scene.components[e]))return void this.error("Component not found: "+e)}}if(e===t.type){if(t.scene.id===this.scene.id)return t;this.error("Not in same scene: "+t.type)}else this.error("Expected a "+e+" Component")}_checkComponent2(e,t){if(!t.isComponent){if(!y.isID(t))return void this.error("Expected a Component or ID");{const e=t;if(!(t=this.scene.components[e]))return void this.error("Component not found: "+e)}}if(t.scene.id===this.scene.id){for(var i=0,s=e.length;i<s;i++)if(e[i]===t.type)return t;return this.error("Expected component types: "+e),null}this.error("Not in same scene: "+t.type)}_own(e){this._ownedComponents||(this._ownedComponents={}),this._ownedComponents[e.id]||(this._ownedComponents[e.id]=e),e.once("destroyed",(()=>{delete this._ownedComponents[e.id]}),this)}_needUpdate(e){this._updateScheduled||(this._updateScheduled=!0,0===e?this._doUpdate():I.scheduleTask(this._doUpdate,this))}_doUpdate(){this._updateScheduled&&(this._updateScheduled=!1,this._update&&this._update())}scheduleTask(e){I.scheduleTask(e,null)}_update(){}clear(){if(this._ownedComponents)for(var e in this._ownedComponents)if(this._ownedComponents.hasOwnProperty(e)){this._ownedComponents[e].destroy(),delete this._ownedComponents[e]}}destroy(){if(this.destroyed)return;let e,t,i,s,r,o;if(this.fire("destroyed",this.destroyed=!0),this._attachments)for(e in this._attachments)if(this._attachments.hasOwnProperty(e)){for(t=this._attachments[e],i=t.component,s=t.subs,r=0,o=s.length;r<o;r++)i.off(s[r]);t.managingLifecycle&&i.destroy()}if(this._ownedComponents)for(e in this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&(i=this._ownedComponents[e],i.destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}const L=d.vec3(),U=d.vec3(),k=d.mat4();class O{constructor(){this.normal=d.vec3(),this.offset=0,this.testVertex=d.vec3()}set(e,t,i,s){const r=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*r,this.normal[1]=t*r,this.normal[2]=i*r,this.offset=s*r,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}class N{constructor(){this.planes=[new O,new O,new O,new O,new O,new O]}}function Q(e,t,i){const s=d.mulMat4(i,t,k),r=s[0],o=s[1],n=s[2],a=s[3],l=s[4],A=s[5],h=s[6],c=s[7],u=s[8],p=s[9],f=s[10],g=s[11],m=s[12],_=s[13],v=s[14],b=s[15];e.planes[0].set(a-r,c-l,g-u,b-m),e.planes[1].set(a+r,c+l,g+u,b+m),e.planes[2].set(a-o,c-A,g-p,b-_),e.planes[3].set(a+o,c+A,g+p,b+_),e.planes[4].set(a-n,c-h,g-f,b-v),e.planes[5].set(a+n,c+h,g+f,b+v)}function V(e,t){let i=N.INSIDE;const s=L,r=U;s[0]=t[0],s[1]=t[1],s[2]=t[2],r[0]=t[3],r[1]=t[4],r[2]=t[5];const o=[s,r];for(let t=0;t<6;++t){const s=e.planes[t];if(s.normal[0]*o[s.testVertex[0]][0]+s.normal[1]*o[s.testVertex[1]][1]+s.normal[2]*o[s.testVertex[2]][2]+s.offset<0)return N.OUTSIDE;s.normal[0]*o[1-s.testVertex[0]][0]+s.normal[1]*o[1-s.testVertex[1]][1]+s.normal[2]*o[1-s.testVertex[2]][2]+s.offset<0&&(i=N.INTERSECT)}return i}N.INSIDE=0,N.INTERSECT=1,N.OUTSIDE=2;class H extends R{constructor(e={}){if(!e.viewer)throw"[MarqueePicker] Missing config: viewer";if(!e.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";super(e.viewer.scene,e),this.viewer=e.viewer,this._objectsKdTree3=e.objectsKdTree3,this._canvasMarqueeCorner1=d.vec2(),this._canvasMarqueeCorner2=d.vec2(),this._canvasMarquee=d.AABB2(),this._marqueeFrustum=new N,this._marqueeFrustumProjMat=d.mat4(),this._pickMode=!1,this._marqueeElement=document.createElement("div"),document.body.appendChild(this._marqueeElement),this._marqueeElement.style.position="absolute",this._marqueeElement.style["z-index"]="40000005",this._marqueeElement.style.width="8px",this._marqueeElement.style.height="8px",this._marqueeElement.style.visibility="hidden",this._marqueeElement.style.top="0px",this._marqueeElement.style.left="0px",this._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",this._marqueeElement.style.opacity=1,this._marqueeElement.style["pointer-events"]="none"}setMarqueeCorner1(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarqueeCorner2(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarquee(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}setMarqueeVisible(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}getMarqueeVisible(){return this._marqueVisible}setPickMode(e){if(e!==H.PICK_MODE_INSIDE&&e!==H.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===H.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}getPickMode(){return this._pickMode}clear(){this.fire("clear",{})}pick(){this._updateMarquee(),this._buildMarqueeFrustum();const e=[],t=(i,s=N.INTERSECT)=>{if(s===N.INTERSECT&&(s=V(this._marqueeFrustum,i.aabb)),s!==N.OUTSIDE){if(i.entities){const t=i.entities;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(!s.visible)continue;const r=s.aabb;if(this._pickMode===H.PICK_MODE_INSIDE){V(this._marqueeFrustum,r)===N.INSIDE&&e.push(s.id)}else{V(this._marqueeFrustum,r)!==N.OUTSIDE&&e.push(s.id)}}}i.left&&t(i.left,s),i.right&&t(i.right,s)}};return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&t(this._objectsKdTree3.root),this.fire("picked",e),e}_updateMarquee(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width=this._canvasMarquee[2]-this._canvasMarquee[0]+"px",this._marqueeElement.style.height=this._canvasMarquee[3]-this._canvasMarquee[1]+"px",this._marqueeElement.style.left=`${this._canvasMarquee[0]}px`,this._marqueeElement.style.top=`${this._canvasMarquee[1]}px`}_buildMarqueeFrustum(){const e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,s=e.clientLeft,r=e.clientTop,o=2/t,n=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-s)*o-1,A=(this._canvasMarquee[2]-s)*o-1,h=-(this._canvasMarquee[3]-r)*n+1,c=-(this._canvasMarquee[1]-r)*n+1,u=this.viewer.scene.camera.frustum.near*(17*a);d.frustumMat4(l,A,h*a,c*a,u,1e4,this._marqueeFrustumProjMat),Q(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}destroy(){super.destroy(),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}H.PICK_MODE_INTERSECTS=0,H.PICK_MODE_INSIDE=1;class j extends R{constructor(e){super(e.marqueePicker,e);const t=e.marqueePicker,i=t.viewer.scene.canvas.canvas;let s,r,o,n,a,l,A,h=!1,c=!1,u=!1;i.addEventListener("mousedown",(e=>{this.getActive()&&0===e.button&&(A=setTimeout((function(){const o=t.viewer.scene.input;o.keyDown[o.KEY_CTRL]||t.clear(),s=e.pageX,r=e.pageY,a=e.offsetX,t.setMarqueeCorner1([s,r]),h=!0,t.viewer.cameraControl.pointerEnabled=!1,t.setMarqueeVisible(!0),i.style.cursor="crosshair"}),400),c=!0)})),i.addEventListener("mouseup",(e=>{if(!this.getActive())return;if(!h&&!u)return;if(0!==e.button)return;clearTimeout(A),o=e.pageX,n=e.pageY;const i=Math.abs(o-s),a=Math.abs(n-r);h=!1,t.viewer.cameraControl.pointerEnabled=!0,u&&(u=!1),(i>3||a>3)&&t.pick()})),document.addEventListener("mouseup",(e=>{this.getActive()&&0===e.button&&(clearTimeout(A),h&&(t.setMarqueeVisible(!1),h=!1,c=!1,u=!0,t.viewer.cameraControl.pointerEnabled=!0))}),!0),i.addEventListener("mousemove",(e=>{this.getActive()&&0===e.button&&c&&(clearTimeout(A),h&&(o=e.pageX,n=e.pageY,l=e.offsetX,t.setMarqueeVisible(!0),t.setMarqueeCorner2([o,n]),t.setPickMode(a<l?H.PICK_MODE_INSIDE:H.PICK_MODE_INTERSECTS)))}))}setActive(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}getActive(){return this._active}destroy(){}}class G{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==t.active,this._visible=!1,this._running=!1,this._destroyed=!1}start(e){if(this._destroyed)return;this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius+"px";const t=this._circleMaxRadius;let i;const s=e=>{if(!this._running)return;i||(i=e);const r=e-i,o=Math.min(r/300,1),n=t+(2-t)*o;this._circleRadius=n,this._circleDiv.style.width=`${this._circleRadius}px`,this._circleDiv.style.height=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius/2+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius/2+"px",o<1&&requestAnimationFrame(s)};this._running=!0,requestAnimationFrame(s),this._circleDiv.style.visibility="visible"}stop(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.visibility="hidden")}set durationMs(e){this.stop(),this._durationMs=e}get durationMs(){return this._durationMs}destroy(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}class z{constructor(e,t,i){this.id=i&&i.id?i.id:e,this.viewer=t,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,t.addPlugin(this)}scheduleTask(e){I.scheduleTask(e,null)}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];let r;if(s)for(const i in s)s.hasOwnProperty(i)&&(r=s[i],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}on(t,i,s){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new e),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});let r=this._eventSubs[t];r?this._eventSubsNum[t]++:(r={},this._eventSubs[t]=r,this._eventSubsNum[t]=1);const o=this._subIdMap.addItem();r[o]={callback:i,scope:s||this},this._subIdEvents[o]=t;const n=this._events[t];return void 0!==n&&i.call(s||this,n),o}off(e){if(null==e)return;if(!this._subIdEvents)return;const t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];const i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}once(e,t,i){const s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}hasSubs(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}log(e){console.log(`[xeokit plugin ${this.id}]: ${e}`)}warn(e){console.warn(`[xeokit plugin ${this.id}]: ${e}`)}error(e){console.error(`[xeokit plugin ${this.id}]: ${e}`)}send(e,t){}destroy(){this.viewer.removePlugin(this)}}const W={isIphoneSafari(){const e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i}};class K{constructor(e,t={}){this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==t.visible,this._culled=!1;var i=this._dot,s=i.style;s["border-radius"]="25px",s.border="solid 2px white",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"40000005":t.zIndex,s.width="8px",s.height="8px",s.visibility=this._visible?"visible":"hidden",s.top="0px",s.left="0px",s["box-shadow"]="0 2px 5px 0 #182A3D;",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._dotClickable,o=r.style;o["border-radius"]="35px",o.border="solid 10px white",o.position="absolute",o["z-index"]=void 0===t.zIndex?"40000007":t.zIndex+1,o.width="8px",o.height="8px",o.visibility="visible",o.top="0px",o.left="0px",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),r.addEventListener("click",(t=>{e.dispatchEvent(new MouseEvent("mouseover",t))})),t.onMouseOver&&r.addEventListener("mouseover",(i=>{t.onMouseOver(i,this),e.dispatchEvent(new MouseEvent("mouseover",i))})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onTouchstart&&r.addEventListener("touchstart",(e=>{t.onTouchstart(e,this)})),t.onTouchmove&&r.addEventListener("touchmove",(e=>{t.onTouchmove(e,this)})),t.onTouchend&&r.addEventListener("touchend",(e=>{t.onTouchend(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.borderColor)}setPos(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var s=this._dotClickable.style;s.left=Math.round(e)-9+"px",s.top=Math.round(t)-9+"px"}setFillColor(e){this._dot.style.background=e||"lightgreen"}setBorderColor(e){this._dot.style.border="solid 2px"+(e||"black")}setOpacity(e){this._dot.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}destroy(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}const X=d.vec3(),J=function(){const e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(s,r,o){return o=o||e,t[0]=r[0],t[1]=r[1],t[2]=r[2],t[3]=1,d.transformVec4(s,t,i),d.setMat4Translation(s,i,o),o.slice()}}();function Y(e,t,i){const s=Float32Array.from([e[0]])[0],r=e[0]-s,o=Float32Array.from([e[1]])[0],n=e[1]-o,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=s,t[1]=o,t[2]=a,i[0]=r,i[1]=n,i[2]=l}function Z(e,t,i,s=1e3){const r=d.getPositionsCenter(e,X),o=Math.round(r[0]/s)*s,n=Math.round(r[1]/s)*s,a=Math.round(r[2]/s)*s;i[0]=o,i[1]=n,i[2]=a;const l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]-o,t[i+1]=e[i+1]-n,t[i+2]=e[i+2]-a;return l}function q(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function $(e,t,i,s){const r=d.dotVec3(t,i)+e,o=d.normalizeVec3(t,X);return d.mulVec3Scalar(o,-r,s),s}const ee=1,te=4,ie=8,se=16,re=32,oe=256,ne=512,ae=1024,le=2048,Ae=new Float32Array([0,0,0]),he=new Uint16Array([0,0,0]);d.OBB3();class ce{constructor(e,t,i,s,r,o){this._isObject=t,this.scene=e.scene,this.model=e,this.meshes=s,this._numPrimitives=0;for(let e=0,t=this.meshes.length;e<t;e++){const t=this.meshes[e];t.parent=this,t.entity=this,this._numPrimitives+=t.numPrimitives}this.id=i,this.originalSystemId=d.unglobalizeObjectId(e.id,i),this._flags=r,this._aabb=d.AABB3(),this._aabbDirty=!0,this._offset=d.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&e.scene._registerObject(this)}_transformDirty(){this._aabbDirty=!0,this.model._transformDirty()}_sceneModelDirty(){this._aabbDirty=!0;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}get aabb(){if(this._aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this.meshes.length;e<t;e++)d.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}get isEntity(){return!0}get isModel(){return!1}get isObject(){return this._isObject}get numPrimitives(){return this._numPrimitives}get numTriangles(){return this._numPrimitives}get visible(){return this._getFlag(ee)}set visible(e){if(!!(this._flags&ee)!==e){this._flags=e?this._flags|ee:this._flags&~ee;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}get highlighted(){return this._getFlag(ne)}set highlighted(e){if(!!(this._flags&ne)!==e){this._flags=e?this._flags|ne:this._flags&~ne;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}get xrayed(){return this._getFlag(oe)}set xrayed(e){if(!!(this._flags&oe)!==e){this._flags=e?this._flags|oe:this._flags&~oe;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}get selected(){return this._getFlag(ae)}set selected(e){if(!!(this._flags&ae)!==e){this._flags=e?this._flags|ae:this._flags&~ae;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}get edges(){return this._getFlag(le)}set edges(e){if(!!(this._flags&le)!==e){this._flags=e?this._flags|le:this._flags&~le;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}get culledVFC(){return!!this._culledVFC}set culledVFC(e){this._culledVFC=e,this._setCulled()}get culledLOD(){return!!this._culledLOD}set culledLOD(e){this._culledLOD=e,this._setCulled()}get culled(){return!!this._culled}set culled(e){this._culled=e,this._setCulled()}_setCulled(){let e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&te)!==e){this._flags=e?this._flags|te:this._flags&~te;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}get clippable(){return this._getFlag(se)}set clippable(e){if(!!(this._flags&se)!==e){this._flags=e?this._flags|se:this._flags&~se;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}get collidable(){return this._getFlag(re)}set collidable(e){if(!!(this._flags&re)!==e){this._flags=e?this._flags|re:this._flags&~re;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}get pickable(){return this._getFlag(ie)}set pickable(e){if(!!(this._flags&ie)!==e){this._flags=e?this._flags|ie:this._flags&~ie;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}get colorize(){if(0===this.meshes.length)return null;const e=this.meshes[0]._colorize;return Ae[0]=e[0]/255,Ae[1]=e[1]/255,Ae[2]=e[2]/255,Ae}set colorize(e){if(e){he[0]=Math.floor(255*e[0]),he[1]=Math.floor(255*e[1]),he[2]=Math.floor(255*e[2]);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(he)}else for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(null);if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t),this._colorizeUpdated=t}this.model.glRedraw()}get opacity(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1}set opacity(e){if(0===this.meshes.length)return;const t=null!=e,i=this.meshes[0]._colorize[3];let s=255;if(t){if(e<0?e=0:e>1&&(e=1),s=Math.floor(255*e),i===s)return}else if(s=255,i===s)return;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOpacity(s,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}get offset(){return this._offset}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}get saoEnabled(){return this.model.saoEnabled}getEachVertex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}getEachIndex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}get volume(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].volume;if(i<0)return-1;e+=i}return e}get surfaceArea(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].surfaceArea;i>=0&&(e+=i)}return e>0?e:-1}_getFlag(e){return!!(this._flags&e)}_finalize(){const e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize(this._flags)}_finalize2(){for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}_destroy(){const e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._destroy();e._aabbDirty=!0}}const ue=d.vec4(),de=d.vec4();class pe extends R{constructor(e,t){super(e,t),this._entity=null,this._visible=null,this._worldPos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._viewPos=d.vec3(),this._canvasPos=d.vec2(),this._occludable=!1,this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewPosDirty=!0,this._needUpdate()})),this._onCameraProjMatrix=this.scene.camera.on("projMatrix",(()=>{this._canvasPosDirty=!0,this._needUpdate()})),this._onEntityDestroyed=null,this._onEntityModelDestroyed=null,this._renderer.addMarker(this),this.entity=t.entity,this.worldPos=t.worldPos,this.occludable=t.occludable}_update(){if(this._viewPosDirty&&(d.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){ue.set(this._viewPos),ue[3]=1,d.transformPoint4(this.scene.camera.projMatrix,ue,de);const e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+de[0]/de[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-de[1]/de[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}_setVisible(e){this._visible,this._visible=e,this.fire("visible",this._visible)}set entity(e){if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof ce?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(()=>{this._entity=null,this._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(()=>{this._entity=null,this._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}get entity(){return this._entity}set occludable(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}get occludable(){return this._occludable}set worldPos(e){this._worldPos.set(e||[0,0,0]),Y(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}get worldPos(){return this._worldPos}get origin(){return this._origin}get rtcPos(){return this._rtcPos}get viewPos(){return this._update(),this._viewPos}get canvasPos(){return this._update(),this._canvasPos}get visible(){return!!this._visible}destroy(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),super.destroy()}}const fe=()=>{};function ge(e,t,i){const s=e.getBoundingClientRect(),r=t.getBoundingClientRect();i[0]+=s.left-r.left,i[1]+=s.top-r.top}class me extends pe{constructor(e,t,i,s={}){super(e,t);const r=(e,t)=>i=>{e&&e(i),this.fire(t,i,!0)};this._dot=new K(i,{fillColor:s.fillColor,zIndex:s.zIndex,onMouseOver:r(s.onMouseOver,"mouseover"),onMouseLeave:r(s.onMouseLeave,"mouseleave"),onMouseWheel:r(s.onMouseWheel,"wheel"),onMouseDown:r(s.onMouseDown,"mousedown"),onMouseUp:r(s.onMouseUp,"mouseup"),onMouseMove:r(s.onMouseMove,"mousemove"),onTouchstart:r(s.onTouchstart,"touchstart"),onTouchmove:r(s.onTouchmove,"touchmove"),onTouchend:r(s.onTouchend,"touchend"),onContextMenu:r(s.onContextMenu,"contextmenu")});const o=()=>{const t=this.canvasPos.slice();ge(e.canvas.canvas,i,t),this._dot.setPos(t[0],t[1])};this.on("worldPos",o);const n=e.camera.on("viewMatrix",o),a=e.camera.on("projMatrix",o);this._cleanup=()=>{e.camera.off(n),e.camera.off(a),this._dot.destroy()}}setClickable(e){this._dot.setClickable(e)}setCulled(e){this._dot.setCulled(e)}setFillColor(e){this._dot.setFillColor(e)}setHighlighted(e){this._dot.setHighlighted(e)}setOpacity(e){this._dot.setOpacity(e)}setVisible(e){this._dot.setVisible(e)}destroy(){this._cleanup(),super.destroy()}}function _e(e,t){const i=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=i("viewer"),r=i("ray2WorldPos"),o=i("handleMouseEvents",!1),n=i("handleTouchEvents",!1),a=i("onStart",fe),l=i("onMove",fe),A=i("onEnd",fe),h=s.scene,c=h.canvas.canvas,u=e=>{const t=d.vec2([e.clientX,e.clientY]);ge(c.ownerDocument.documentElement,c,t),l(t,(e=>{const t=d.vec3(),i=d.vec3();return d.canvasPosToWorldRay(c,h.camera.viewMatrix,h.camera.projMatrix,h.camera.projection,e,t,i),r(t,i,e)})(t))};let p=null;const f=function(e){const t=p.matchesEvent(e);t&&u(t)},g=function(t){const i=p.matchesEvent(t);i&&(e.setOpacity(b),p.cleanup(),u(i),A())},m=function(t,i){p&&p.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,p={matchesEvent:t,cleanup:function(){p=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},a()},_=[],v=function(t,i){const s=e.on(t,i);_.push((()=>e.off(s)))};if(o&&(v("mouseover",(()=>!p&&e.setOpacity(1))),v("mouseleave",(()=>!p&&e.setOpacity(b))),v("mousedown",(e=>{1===e.which&&(c.addEventListener("mousemove",f),c.addEventListener("mouseup",g),m((e=>1===e.which&&e),(()=>{c.removeEventListener("mousemove",f),c.removeEventListener("mouseup",g)})))}))),n){let e;v("touchstart",(t=>{t.preventDefault(),1===t.touches.length&&(e=t.touches[0].identifier,m((t=>[...t.changedTouches].find((t=>t.identifier===e))),(()=>{e=null})))})),v("touchmove",(e=>{e.preventDefault(),f(e)})),v("touchend",(e=>{e.preventDefault(),g(e)}))}const b=.8;return e.setOpacity(b),function(){p&&p.cleanup(),_.forEach((e=>e())),e.setOpacity(1)}}function ve(e){const t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),s=t("handleMouseEvents",!1),r=t("handleTouchEvents",!1),o=t("pointerLens",null),n=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",fe),A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{},h=n.map((e=>{let t;return _e(e,{handleMouseEvents:s,handleTouchEvents:r,viewer:i,ray2WorldPos:(e,i,s)=>a(e,i,s)||t,onStart:()=>{t=e.worldPos.slice(),c(!1,e)},onMove:(t,i)=>{A(t),e.worldPos=i},onEnd:()=>{l(t,e)||(e.worldPos=t),A(null),c(!0,e)}})})),c=(e,t)=>n.forEach((i=>i!==t&&i.setClickable(e)));return c(!0),function(){h.forEach((e=>e())),A(null)}}class be{constructor(e,t={}){this._color=t.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=t.thickness||1,this._thicknessClickable=t.thicknessClickable||6,this._visible=!0,this._culled=!1;var i=this._wire,s=i.style;s.border="solid "+this._thickness+"px "+this._color,s.position="absolute",s["z-index"]=void 0===t.zIndex?"2000001":t.zIndex,s.width="0px",s.height="0px",s.visibility="visible",s.top="0px",s.left="0px",s["-webkit-transform-origin"]="0 0",s["-moz-transform-origin"]="0 0",s["-ms-transform-origin"]="0 0",s["-o-transform-origin"]="0 0",s["transform-origin"]="0 0",s["-webkit-transform"]="rotate(0deg)",s["-moz-transform"]="rotate(0deg)",s["-ms-transform"]="rotate(0deg)",s["-o-transform"]="rotate(0deg)",s.transform="rotate(0deg)",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._wireClickable,o=r.style;o.border="solid "+this._thicknessClickable+"px "+this._color,o.position="absolute",o["z-index"]=void 0===t.zIndex?"2000002":t.zIndex+1,o.width="0px",o.height="0px",o.visibility="visible",o.top="0px",o.left="0px",o["-webkit-transform-origin"]="0 0",o["-moz-transform-origin"]="0 0",o["-ms-transform-origin"]="0 0",o["-o-transform-origin"]="0 0",o["transform-origin"]="0 0",o["-webkit-transform"]="rotate(0deg)",o["-moz-transform"]="rotate(0deg)",o["-ms-transform"]="rotate(0deg)",o["-o-transform"]="rotate(0deg)",o.transform="rotate(0deg)",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),t.onMouseOver&&r.addEventListener("mouseover",(e=>{t.onMouseOver(e,this)})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}get visible(){return"visible"===this._wire.style.visibility}_update(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var s=this._wireClickable.style;s.width=Math.round(e)+"px",s.left=Math.round(this._x1)+"px",s.top=Math.round(this._y1)+"px",s["-webkit-transform"]="rotate("+t+"deg)",s["-moz-transform"]="rotate("+t+"deg)",s["-ms-transform"]="rotate("+t+"deg)",s["-o-transform"]="rotate("+t+"deg)",s.transform="rotate("+t+"deg)"}setStartAndEnd(e,t,i,s){this._x1=e,this._y1=t,this._x2=i,this._y2=s,this._update()}setColor(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}setOpacity(e){this._wire.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}destroy(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}class ye{constructor(e,t={}){this._highlightClass="viewer-ruler-label-highlighted",this._prefix=t.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var i=this._label,s=i.style;s["border-radius"]="5px",s.color="white",s.padding="4px",s.border="solid 1px",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"5000005":t.zIndex,s.width="auto",s.height="auto",s.visibility="visible",s.top="0px",s.left="0px",s["pointer-events"]="all",s.opacity=1,t.onContextMenu,i.innerText="",e.appendChild(i),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.fillColor),this.setText(t.text),t.onMouseOver&&i.addEventListener("mouseover",(e=>{t.onMouseOver(e,this),e.preventDefault()})),t.onMouseLeave&&i.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this),e.preventDefault()})),t.onMouseWheel&&i.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&i.addEventListener("mousedown",(e=>{t.onMouseDown(e,this),e.stopPropagation()})),t.onMouseUp&&i.addEventListener("mouseup",(e=>{t.onMouseUp(e,this),e.stopPropagation()})),t.onMouseMove&&i.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(i.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),i.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):i.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}setPos(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}setPosOnWire(e,t,i,s){var r=e+.5*(i-e),o=t+.5*(s-t),n=this._label.style;n.left=Math.round(r)-20+"px",n.top=Math.round(o)-12+"px"}setPosBetweenWires(e,t,i,s,r,o){var n=(e+i+r)/3,a=(t+s+o)/3,l=this._label.style;l.left=Math.round(n)-20+"px",l.top=Math.round(a)-12+"px"}setText(e){this._label.innerHTML=this._prefix+(e||"")}setFillColor(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}setBorderColor(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}setOpacity(e){this._label.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}setClickable(e){this._label.style["pointer-events"]=e?"all":"none"}setPrefix(e){this._prefix!==e&&(this._prefix=e)}destroy(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}var xe=d.vec3(),Be=d.vec3();class we extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._color=t.color||e.defaultColor;var i=this.plugin.viewer.scene;this._originWorld=d.vec3(),this._cornerWorld=d.vec3(),this._targetWorld=d.vec3(),this._wp=new Float64Array(12),this._vp=new Float64Array(12),this._pp=new Float64Array(12),this._cp=new Int16Array(6);const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},l=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};this._originDot=new me(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._cornerDot=new me(i,t.corner,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetDot=new me(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._originWire=new be(this._container,{color:this._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetWire=new be(this._container,{color:this._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._angleLabel=new ye(this._container,{fillColor:this._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._visible=!1,this._originVisible=!1,this._cornerVisible=!1,this._targetVisible=!1,this._originWireVisible=!1,this._targetWireVisible=!1,this._angleVisible=!1,this._labelsVisible=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._cornerDot.on("worldPos",(e=>{this._cornerWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.cornerVisible=t.cornerVisible,this.targetVisible=t.targetVisible,this.originWireVisible=t.originWireVisible,this.targetWireVisible=t.targetWireVisible,this.angleVisible=t.angleVisible,this.labelsVisible=t.labelsVisible}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(d.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){const u=-.3,p=this._originDot.viewPos[2],f=this._cornerDot.viewPos[2],g=this._targetDot.viewPos[2];if(p>u||f>u||g>u)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);d.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var t=this._pp,i=this._cp,s=e.canvas.canvas.getBoundingClientRect();const m=this._container.getBoundingClientRect();for(var r=s.top-m.top,o=s.left-m.left,n=e.canvas.boundary,a=n[2],l=n[3],A=0,h=0,c=t.length;h<c;h+=4)i[A]=o+Math.floor((1+t[h+0]/t[h+3])*a/2),i[A+1]=r+Math.floor((1-t[h+1]/t[h+3])*l/2),A+=2;if(this._originWire.setStartAndEnd(i[0],i[1],i[2],i[3]),this._targetWire.setStartAndEnd(i[2],i[3],i[4],i[5]),this._angleLabel.setPosBetweenWires(i[0],i[1],i[2],i[3],i[4],i[5]),d.subVec3(this._originWorld,this._cornerWorld,xe),d.subVec3(this._targetWorld,this._cornerWorld,Be),!(0===xe[0]&&0===xe[1]&&0===xe[2]||0===Be[0]&&0===Be[1]&&0===Be[2])){const e=this._approximate?" ~ ":" = ";d.normalizeVec3(xe),d.normalizeVec3(Be);const t=Math.abs(d.angleVec3(xe,Be));this._angle=t/d.DEGTORAD,this._angleLabel.setText(e+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(d.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get corner(){return this._cornerDot}get target(){return this._targetDot}get angle(){return this._update(),this._angle}get color(){return this._color}set color(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}set visible(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}get originVisible(){return this._originVisible}set cornerVisible(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}get cornerVisible(){return this._cornerVisible}set targetVisible(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}get targetVisible(){return this._targetVisible}set originWireVisible(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}get originWireVisible(){return this._originWireVisible}set targetWireVisible(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}get targetWireVisible(){return this._targetWireVisible}set angleVisible(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get angleVisible(){return this._angleVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}setHighlighted(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),super.destroy()}}class Pe extends R{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class Ce extends Pe{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentAngleMeasurement=null,this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}_destroyMarkerDiv(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}_attachPlugin(e,t={}){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;const e=this.scene;e.input;const t=e.canvas.canvas,i=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens;let r=!1,o=null,n=0,a=0;const l=d.vec3(),A=d.vec2();this._currentAngleMeasurement=null;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==t.parentNode&&h(e.offsetParent)),c=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==t.parentNode&&c(e.offsetParent)),u=d.vec2(),p=e=>{e.snappedToVertex||e.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!0),this.markerDiv.style.background="greenyellow",this.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.canvasPos,s.snapped=!1),this.markerDiv.style.background="pink",this.markerDiv.style.border="2px solid red");const i=e.snappedCanvasPos||e.canvasPos;switch(r=!0,o=e.entity,l.set(e.worldPos),A.set(i),this._mouseState){case 0:this._canvasToPagePos?(this._canvasToPagePos(t,i,u),this.markerDiv.style.left=u[0]-5+"px",this.markerDiv.style.top=u[1]-5+"px"):(this.markerDiv.style.left=c(t)+i[0]-5+"px",this.markerDiv.style.top=h(t)+i[1]-5+"px");break;case 1:this._currentAngleMeasurement&&(this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer";break;case 2:this._currentAngleMeasurement&&(this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer"}};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&p(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||p(e)})),t.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(n=e.clientX,a=e.clientY)}),t.addEventListener("mouseup",this._onMouseUp=e=>{if(1===e.which&&!(e.clientX>n+20||e.clientX<n-20||e.clientY>a+20||e.clientY<a-20))switch(this._mouseState){case 0:r&&(this._currentAngleMeasurement=this.angleMeasurementsPlugin.createMeasurement({id:d.createUUID(),origin:{worldPos:l,entity:o},corner:{worldPos:l,entity:o},target:{worldPos:l,entity:o},approximate:!0}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.origin.entity=o,this._mouseState=1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement));break;case 1:r?(this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.corner.entity=o,this._mouseState=2):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement));break;case 2:r?(this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.entity=o,this._currentAngleMeasurement.clickable=!0,o=null,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._mouseState=0):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement))}});const f=e=>{if(r=!1,s&&(s.visible=!0,s.pointerPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!1),this.markerDiv.style.left="-100px",this.markerDiv.style.top="-100px",this._currentAngleMeasurement){switch(this._mouseState){case 0:this._currentAngleMeasurement.originVisible=!1;break;case 1:this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1;break;case 2:this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1}t.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&f(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||f(e)})),this._active=!0}deactivate(){if(!this._active)return;this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class Me extends z{constructor(e,t={}){super("AngleMeasurements",e),this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,angleMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get control(){return this._defaultControl||(this._defaultControl=new Ce(this,{})),this._defaultControl}get measurements(){return this._measurements}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.corner,s=e.target,r=new we(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},corner:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:e.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(()=>{delete this._measurements[r.id]})),r.clickable=!0,this.fire("measurementCreated",r),r}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}}class Ee extends Pe{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentAngleMeasurement=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=d.vec3(),r=20;let o=null;this._touchState=0;const n=d.vec2(),a=d.vec2(),l=d.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},c=()=>{this.plugin.viewer.cameraControl.active=!0},u=()=>{o&&(clearTimeout(o),o=null),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),c(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const c=i.touches[0],p=c.clientX,f=c.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void u();const i=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement?this._currentAngleMeasurement.origin.worldPos=s:(this._currentAngleMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},corner:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1),this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=c.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=c.identifier;break;case 6:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=8,h()}),this._longTouchTimeoutMs),this._touchState=7),A=c.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(e=>{this.pointerCircle.stop();const i=e.touches.length;if(1!==i||1!==e.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const r=e.touches[0],n=r.clientX,l=r.clientY;if(r.identifier!==A)return;let h,c;switch(a.set([n,l]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(h.worldPos),this._currentAngleMeasurement.origin.worldPos=h.worldPos):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),s.set(c.worldPos),this._currentAngleMeasurement.origin.worldPos=c.worldPos):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.corner.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.corner.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1)),this._touchState=5;break;case 8:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.target.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.target.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0)),this._touchState=8}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],u=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([u,p]),this._touchState){case 1:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentAngleMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos},corner:{worldPos:i.worldPos},target:{worldPos:i.worldPos}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=3):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}c();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),c();break;case 4:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=6):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}c();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._touchState=6,c();break;case 7:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=6);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0}c();break;case 8:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement&&this._currentAngleMeasurement.targetVisible?(this._currentAngleMeasurement.clickable=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._touchState=0):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0),c()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class Fe extends R{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=ve({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!d.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}class Ie extends Fe{constructor(e,t){super(e,t,!0,!1)}}class De extends Fe{constructor(e,t){super(e,t,!1,!0)}}const Se=d.vec3(),Te=d.vec3(),Re=d.vec3();class Le extends pe{constructor(e,t){if(super(e,t),this.plugin=t.plugin,this._container=t.container,!this._container)throw"config missing: container";if(!t.markerElement&&!t.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!t.labelElement&&!t.labelHTML)throw"config missing: need either labelElement or labelHTML";this._htmlDirty=!1,t.markerElement?(this._marker=t.markerElement,this._marker.addEventListener("click",this._onMouseClickedExternalMarker=()=>{this.plugin.fire("markerClicked",this)}),this._marker.addEventListener("contextmenu",this._onContextMenuExtenalMarker=()=>{this.plugin.fire("contextmenu",this)}),this._marker.addEventListener("mouseenter",this._onMouseEnterExternalMarker=()=>{this.plugin.fire("markerMouseEnter",this)}),this._marker.addEventListener("mouseleave",this._onMouseLeaveExternalMarker=()=>{this.plugin.fire("markerMouseLeave",this)}),this._markerExternal=!0):(this._markerHTML=t.markerHTML,this._htmlDirty=!0,this._markerExternal=!1),t.labelElement?(this._label=t.labelElement,this._labelExternal=!0):(this._labelHTML=t.labelHTML,this._htmlDirty=!0,this._labelExternal=!1),this._markerShown=!!t.markerShown,this._labelShown=!!t.labelShown,this._values=t.values||{},this._layoutDirty=!0,this._visibilityDirty=!0,this._labelPosition=24,this._buildHTML(),this._onTick=this.scene.on("tick",(()=>{this._htmlDirty&&(this._buildHTML(),this._htmlDirty=!1,this._layoutDirty=!0,this._visibilityDirty=!0),(this._layoutDirty||this._visibilityDirty)&&(this._markerShown||this._labelShown)&&(this._updatePosition(),this._layoutDirty=!1),this._visibilityDirty&&(this._marker.style.visibility=this.visible&&this._markerShown?"visible":"hidden",this._label.style.visibility=this.visible&&this._markerShown&&this._labelShown?"visible":"hidden",this._visibilityDirty=!1)})),this.on("canvasPos",(()=>{this._layoutDirty=!0})),this.on("visible",(()=>{this._visibilityDirty=!0})),this.setMarkerShown(!1!==t.markerShown),this.setLabelShown(t.labelShown),this.eye=t.eye?t.eye.slice():null,this.look=t.look?t.look.slice():null,this.up=t.up?t.up.slice():null,this.projection=t.projection}_buildHTML(){if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);let e=this._markerHTML||"<p></p>";y.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._marker=t.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(()=>{this.plugin.fire("markerClicked",this)})),this._marker.addEventListener("contextmenu",(e=>{e.preventDefault(),this.plugin.fire("contextmenu",this)})),this._marker.addEventListener("mouseenter",(()=>{this.plugin.fire("markerMouseEnter",this)})),this._marker.addEventListener("mouseleave",(()=>{this.plugin.fire("markerMouseLeave",this)})),this._marker.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);let e=this._labelHTML||"<p></p>";y.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._label=t.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}}_updatePosition(){const e=e=>e+"px",t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],s=t[1]+this.canvasPos[1],r=this._marker.getBoundingClientRect().width,o=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(r/2-12);this._marker.style.left=e(o-r/2),this._marker.style.top=e(s-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;const n=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(o+a*(r/2+Math.abs(this._labelPosition)+n/2)-n/2),this._label.style.top=e(s-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}_renderTemplate(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){const i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}setFromPickResult(e){if(e.worldPos&&e.worldNormal){const t=d.normalizeVec3(e.worldNormal,Se),i=this.plugin&&this.plugin.surfaceOffset||0,s=d.mulVec3Scalar(t,i,Te),r=d.addVec3(e.worldPos,s,Re);this.entity=e.entity,this.worldPos=r}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}setMarkerAlign(e){const t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}setLabelPosition(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}setMarkerShown(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}getMarkerShown(){return this._markerShown}setLabelShown(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}getLabelShown(){return this._labelShown}setField(e,t){this._values[e]=t||"",this._htmlDirty=!0}getField(e){return this._values[e]}setValues(e){for(var t in e)if(e.hasOwnProperty(t)){const i=e[t];this.setField(t,i)}}getValues(){return this._values}destroy(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),super.destroy()}}class Ue extends z{constructor(e,t){super("Annotations",e),this._labelHTML=t.labelHTML||"<div></div>",this._markerHTML=t.markerHTML||"<div></div>",this._container=t.container||document.body,this._values=t.values||{},this.annotations={},this.surfaceOffset=t.surfaceOffset}getContainerElement(){return this._container}send(e,t){if("clearAnnotations"===e)this.clear()}set surfaceOffset(e){null==e&&(e=.3),this._surfaceOffset=e}get surfaceOffset(){return this._surfaceOffset}createAnnotation(e){this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=null;e.markerElementId&&((t=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var i=null;e.labelElementId&&((i=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));const s=new Le(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:t,labelElement:i,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:y.apply(e.values,y.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(()=>{delete this.annotations[s.id],this.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}destroyAnnotation(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}clear(){const e=Object.keys(this.annotations);for(var t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}destroy(){this.clear(),super.destroy()}}class ke extends R{get type(){return"Spinner"}constructor(e,t={}){super(e,t),this._canvas=t.canvas,this._element=null,this._isCustom=!1,t.elementId&&(this._element=document.getElementById(t.elementId),this._element?this._adjustPosition():this.error("Can't find given Spinner HTML element: '"+t.elementId+"' - will automatically create default element")),this._element||this._createDefaultSpinner(),this.processes=0}_createDefaultSpinner(){this._injectDefaultCSS();const e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}_injectDefaultCSS(){const e="xeokit-spinner-css";if(document.getElementById(e))return;const t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}_adjustPosition(){if(this._isCustom)return;const e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}set processes(e){if(e=e||0,this._processes===e)return;if(e<0)return;const t=this._processes;this._processes=e;const i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}get processes(){return this._processes}_destroy(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);const e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}const Oe=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"];class Ne extends R{constructor(e,t={}){super(e,t),this._backgroundColor=d.vec3([t.backgroundColor?t.backgroundColor[0]:1,t.backgroundColor?t.backgroundColor[1]:1,t.backgroundColor?t.backgroundColor[2]:1]),this._backgroundColorFromAmbientLight=!!t.backgroundColorFromAmbientLight,this.canvas=t.canvas,this.gl=null,this.webgl2=!1,this.transparent=!!t.transparent,this.contextAttr=t.contextAttr||{},this.contextAttr.alpha=this.transparent,this.contextAttr.preserveDrawingBuffer=!!this.contextAttr.preserveDrawingBuffer,this.contextAttr.stencil=!1,this.contextAttr.premultipliedAlpha=!!this.contextAttr.premultipliedAlpha,this.contextAttr.antialias=!1!==this.contextAttr.antialias,this.resolutionScale=t.resolutionScale,this.canvas.width=Math.round(this.canvas.clientWidth*this._resolutionScale),this.canvas.height=Math.round(this.canvas.clientHeight*this._resolutionScale),this.boundary=[this.canvas.offsetLeft,this.canvas.offsetTop,this.canvas.clientWidth,this.canvas.clientHeight],this._initWebGL(t);const i=this;this.canvas.addEventListener("webglcontextlost",this._webglcontextlostListener=function(e){console.time("webglcontextrestored"),i.scene._webglContextLost(),i.fire("webglcontextlost"),e.preventDefault()},!1),this.canvas.addEventListener("webglcontextrestored",this._webglcontextrestoredListener=function(e){i._initWebGL(),i.gl&&(i.scene._webglContextRestored(i.gl),i.fire("webglcontextrestored",i.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);let s=!0;new ResizeObserver((e=>{for(const t of e)t.contentBoxSize&&(s=!0)})).observe(this.canvas),this._tick=this.scene.on("tick",(()=>{s&&(s=!1,i.canvas.width=Math.round(i.canvas.clientWidth*i._resolutionScale),i.canvas.height=Math.round(i.canvas.clientHeight*i._resolutionScale),i.boundary[0]=i.canvas.offsetLeft,i.boundary[1]=i.canvas.offsetTop,i.boundary[2]=i.canvas.clientWidth,i.boundary[3]=i.canvas.clientHeight,i.fire("boundary",i.boundary))})),this._spinner=new ke(this.scene,{canvas:this.canvas,elementId:t.spinnerElementId})}get type(){return"Canvas"}get backgroundColorFromAmbientLight(){return this._backgroundColorFromAmbientLight}set backgroundColorFromAmbientLight(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}get backgroundColor(){return this._backgroundColor}set backgroundColor(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}get resolutionScale(){return this._resolutionScale}set resolutionScale(e){if((e=e||1)===this._resolutionScale)return;this._resolutionScale=e;const t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}get spinner(){return this._spinner}_createCanvas(){const e="xeokit-canvas-"+d.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),s=i.style;s.height="100%",s.width="100%",s.padding="0",s.margin="0",s.background="rgba(0,0,0,0);",s.float="left",s.left="0",s.top="0",s.position="absolute",s.opacity="1.0",s["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}_getElementXY(e){let t=0,i=0;for(;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}_initWebGL(){if(!this.gl)for(let e=0;!this.gl&&e<Oe.length;e++)try{this.gl=this.canvas.getContext(Oe[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));{const e=this.gl;let t="__",i=e.activeTexture;e.activeTexture=function(e){t!==e&&(t=e,i.call(this,e))};let s={},r=e.bindTexture;e.bindTexture=function(e,i){s[t]!==i&&(s[t]=i,r.call(this,e,i))}}this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}getSnapshot(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}readPixels(e,t,i,s){return this.scene._renderer.readPixels(e,t,i,s)}loseWebGLContext(){this.canvas.loseContext&&this.canvas.loseContext()}destroy(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,super.destroy()}}class Qe{constructor(e){this._scene=e,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}reset(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=d.vec3(),this.snapPickOrigin=d.vec3()}getRTCViewMatrix(e,t){let i=this._rtcViewMats[e];return i||(i=this._getNewMat(),J(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}getRTCPickViewMatrix(e,t){let i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();const s=this.pickViewMatrix||this._scene.camera.viewMatrix;J(s,t,i),this._rtcPickViewMats[e]=i}return i}_getNewMat(){let e=this._matPool[this._matPoolNextFreeIndex];return e||(e=d.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}const Ve={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},He=document.createElement("canvas");if(He){const e=He.getContext("webgl",{antialias:!0})||He.getContext("experimental-webgl",{antialias:!0});Ve.WEBGL=!!e,Ve.WEBGL&&(Ve.ANTIALIAS=e.getContextAttributes().antialias,e.getShaderPrecisionFormat?e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT).precision>0?Ve.FS_MAX_FLOAT_PRECISION="highp":e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT).precision>0?Ve.FS_MAX_FLOAT_PRECISION="mediump":Ve.FS_MAX_FLOAT_PRECISION="lowp":Ve.FS_MAX_FLOAT_PRECISION="mediump",Ve.DEPTH_BUFFER_BITS=e.getParameter(e.DEPTH_BITS),Ve.MAX_TEXTURE_SIZE=e.getParameter(e.MAX_TEXTURE_SIZE),Ve.MAX_CUBE_MAP_SIZE=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),Ve.MAX_RENDERBUFFER_SIZE=e.getParameter(e.MAX_RENDERBUFFER_SIZE),Ve.MAX_TEXTURE_UNITS=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS),Ve.MAX_TEXTURE_IMAGE_UNITS=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),Ve.MAX_VERTEX_ATTRIBS=e.getParameter(e.MAX_VERTEX_ATTRIBS),Ve.MAX_VERTEX_UNIFORM_VECTORS=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),Ve.MAX_FRAGMENT_UNIFORM_VECTORS=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),Ve.MAX_VARYING_VECTORS=e.getParameter(e.MAX_VARYING_VECTORS),e.getSupportedExtensions().forEach((function(e){Ve.SUPPORTED_EXTENSIONS[e]=!0})))}class je{constructor(){this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}get canvasPos(){return this._gotCanvasPos?this._canvasPos:null}set canvasPos(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}get origin(){return this._gotOrigin?this._origin:null}set origin(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}get direction(){return this._gotDirection?this._direction:null}set direction(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}get indices(){return this.entity&&this._gotIndices?this._indices:null}set indices(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}get localPos(){return this.entity&&this._gotLocalPos?this._localPos:null}set localPos(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}get snappedCanvasPos(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null}set snappedCanvasPos(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}get worldPos(){return this._gotWorldPos?this._worldPos:null}set worldPos(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}get viewPos(){return this.entity&&this._gotViewPos?this._viewPos:null}set viewPos(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}get bary(){return this.entity&&this._gotBary?this._bary:null}set bary(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}get worldNormal(){return this.entity&&this._gotWorldNormal?this._worldNormal:null}set worldNormal(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}get uv(){return this.entity&&this._gotUV?this._uv:null}set uv(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}get snapped(){return this.snappedToEdge||this.snappedToVertex}reset(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}class Ge{constructor(e,t,i){if(this.allocated=!1,this.compiled=!1,this.handle=e.createShader(t),this.handle){if(this.allocated=!0,e.shaderSource(this.handle,i),e.compileShader(this.handle),this.compiled=e.getShaderParameter(this.handle,e.COMPILE_STATUS),!this.compiled&&!e.isContextLost()){const t=i.split("\n"),s=[];for(let e=0;e<t.length;e++)s.push(e+1+": "+t[e]+"\n");this.errors=[],this.errors.push(""),this.errors.push(e.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(s.join(""))}}else this.errors=["Failed to allocate"]}destroy(){}}class ze{constructor(e,t){this.bindTexture=function(i,s){return!!i.bind(s)&&(e.uniform1i(t,s),!0)}}}class We{constructor(e,t){this._gl=e,this.location=t}bindArrayBuffer(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}const Ke=new e({});function Xe(e){const t=[];let i,s;for(let r=0,o=e.length;r<o;r++)i=e[r],s=i.indexOf("/"),s>0&&"/"===i.charAt(s+1)&&(i=i.substring(0,s)),t.push(i);return t.join("\n")}function Je(e){console.error(e.join("\n"))}class Ye{constructor(e,t){this.id=Ke.addItem({}),this.source=t,this.init(e)}init(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new Ge(e,e.VERTEX_SHADER,Xe(this.source.vertex)),this._fragmentShader=new Ge(e,e.FRAGMENT_SHADER,Xe(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Je(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Je(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Je(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Je(this.errors);let t,i,s,r,o;if(this.compiled=!0,this.handle=e.createProgram(),!this.handle)return void(this.errors=["Failed to allocate program"]);if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Je(this.errors);const n=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<n;++i)s=e.getActiveUniform(this.handle,i),s&&(r=s.name,"\0"===r[r.length-1]&&(r=r.substr(0,r.length-1)),o=e.getUniformLocation(this.handle,r),s.type===e.SAMPLER_2D||s.type===e.SAMPLER_CUBE||35682===s.type||e instanceof WebGL2RenderingContext&&(s.type===e.UNSIGNED_INT_SAMPLER_2D||s.type===e.INT_SAMPLER_2D)?this.samplers[r]=new ze(e,o):this.uniforms[r]=o);const a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)t=e.getActiveAttrib(this.handle,i),t&&(o=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new We(e,o));this.allocated=!0}bind(){this.allocated&&this.gl.useProgram(this.handle)}getLocation(e){if(this.allocated)return this.uniforms[e]}getAttribute(e){if(this.allocated)return this.attributes[e]}bindTexture(e,t,i){if(!this.allocated)return!1;const s=this.samplers[e];return!!s&&s.bindTexture(t,i)}destroy(){this.allocated&&(Ke.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}class Ze{constructor(e,t,i,s,r,o,n,a,l){switch(this._gl=e,this.type=t,this.allocated=!1,i.constructor){case Uint8Array:this.itemType=e.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=e.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=e.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=e.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=e.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=e.INT,this.itemByteSize=4;break;default:this.itemType=e.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=r,this.normalized=!!n,this.stride=a||0,this.offset=l||0,this._allocate(i)}_allocate(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}setData(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}bind(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}unbind(){this.allocated&&this._gl.bindBuffer(this.type,null)}destroy(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}class qe{constructor(e,t){this.scene=e,this.aabb=d.AABB3(),this.origin=d.vec3(t),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}addMarker(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}markerWorldPosUpdated(e){if(!this.markers[e.id])return;const t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}removeMarker(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}update(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}_buildMarkerList(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}_buildPositions(){let e=0;for(let t=0;t<this.numMarkers;t++)if(this.markerList[t]){const i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}_buildAABB(){const e=this.aabb;d.collapseAABB3(e),d.expandAABB3Points3(e,this.positions);const t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}_buildVBOs(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}const e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new Ze(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}_buildOcclusionTestList(){const e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,s=i[2],r=i[3];let o=0;this.lenOcclusionTestList=0;for(let e=0;e<this.numMarkers;e++){const i=this.markerList[e];if(i.viewPos[2]>-t){i._setVisible(!1);continue}const n=i.canvasPos,a=n[0],l=n[1];a+10<0||l+10<0||a-10>s||l-10>r?i._setVisible(!1):!i.entity||i.entity.visible?i.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=i,this.pixels[o++]=a,this.pixels[o++]=l):i._setVisible(!0):i._setVisible(!1)}}_updateActiveSectionPlanes(){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i];if(t.active){const e=d.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return void(this.culledBySectionPlanes=!0);const s=0===e;this.sectionPlanesActive[i]=s}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}destroy(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}const $e=d.vec3([1,0,0]),et=d.vec3();class tt{constructor(e,t){this._scene=e,this._renderBufferManager=t,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=e.camera.on("viewMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCameraProjMatrix=e.camera.on("projMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCanvasBoundary=e.canvas.on("boundary",(()=>{this._occlusionTestListDirty=!0}))}addMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i||(i=new qe(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}markerWorldPosUpdated(e){const t=this._markersToOcclusionLayersMap[e.id];if(!t)return;const i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);let s=this._occlusionLayers[i];s||(s=new qe(this._scene,e.origin),this._occlusionLayers[i]=s,this._occlusionLayersListDirty=!0),s.addMarker(e),this._markersToOcclusionLayersMap[e.id]=s}else t.markerWorldPosUpdated(e)}removeMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}get needOcclusionTest(){return this._occlusionTestListDirty}bindRenderBuf(){const e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}_buildOcclusionLayersList(){let e=0;for(let t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}_buildShaderSource(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}_buildVertexShaderSource(){const e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}_buildFragmentShaderSource(){const e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,s=[];if(s.push("#version 300 es"),s.push("// OcclusionTester fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;");for(let e=0;e<t.sectionPlanes.length;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  float dist = 0.0;");for(var r=0;r<t.sectionPlanes.length;r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),s.push("}"),s}_buildProgram(){this._program&&this._program.destroy();const e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new Ye(t,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=i.sectionPlanes.length;e<t;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}drawMarkers(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e._sectionPlanesState,r=e.camera,o=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,r._project._state.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,i=this._occlusionLayersList.length;e<i;e++){const i=this._occlusionLayersList[e];if(i.update(),i.culledBySectionPlanes)continue;const o=i.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,J(r.viewMatrix,o));const n=s.sectionPlanes.length;if(n>0){const e=s.sectionPlanes;for(let s=0;s<n;s++){const r=this._uSectionPlanes[s];if(r){const n=i.sectionPlanesActive[s];if(t.uniform1i(r.active,n?1:0),n){const i=e[s];t.uniform3fv(r.pos,$(i.dist,i.dir,o,et)),t.uniform3fv(r.dir,i.dir)}}}}this._aPosition.bindArrayBuffer(i.positionsBuf);const a=i.indicesBuf;a.bind(),t.drawElements(t.POINTS,a.numItems,a.itemType,0)}}doOcclusionTest(){{const e=this._scene.canvas.resolutionScale,t=255*$e[0],i=255*$e[1],s=255*$e[2];for(let r=0,o=this._occlusionLayersList.length;r<o;r++){const o=this._occlusionLayersList[r];for(let r=0;r<o.lenOcclusionTestList;r++){const n=o.occlusionTestList[r],a=2*r,l=this._readPixelBuf.read(Math.round(o.pixels[a]*e),Math.round(o.pixels[a+1]*e)),A=l[0]===t&&l[1]===i&&l[2]===s;n._setVisible(A)}}}}unbindRenderBuf(){this._readPixelBuf.unbind()}destroy(){if(!this.destroyed){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}const it=d.vec2();class st{constructor(e){this._scene=e,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}render(e){if(this._build(),this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=d.mat4();return()=>(e&&d.inverseMat4(s.camera.projMatrix,t),t)})());const t=this._scene.canvas.gl,i=this._program,s=this._scene,r=s.sao,o=t.drawingBufferWidth,n=t.drawingBufferHeight,a=s.camera.project._state,l=a.near,A=a.far,h=a.matrix,c=this._getInverseProjectMat(),u=Math.random(),p="perspective"===s.camera.projection;it[0]=o,it[1]=n,t.viewport(0,0,o,n),t.clearColor(0,0,0,1),t.disable(t.DEPTH_TEST),t.disable(t.BLEND),t.frontFace(t.CCW),t.clear(t.COLOR_BUFFER_BIT),i.bind(),t.uniform1f(this._uCameraNear,l),t.uniform1f(this._uCameraFar,A),t.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,h),t.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,c),t.uniform1i(this._uPerspective,p),t.uniform1f(this._uScale,r.scale*(A/5)),t.uniform1f(this._uIntensity,r.intensity),t.uniform1f(this._uBias,r.bias),t.uniform1f(this._uKernelRadius,r.kernelRadius),t.uniform1f(this._uMinResolution,r.minResolution),t.uniform2fv(this._uViewport,it),t.uniform1f(this._uRandomSeed,u);const f=e.getDepthTexture();i.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),t.drawElements(t.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}_build(){let e=!1;const t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),!e)return;const i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new Ye(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:[`#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ${this._numSamples}\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }`]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const s=new Float32Array([1,1,0,1,0,0,1,0]),r=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),o=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Ze(i,i.ARRAY_BUFFER,r,r.length,3,i.STATIC_DRAW),this._uvBuf=new Ze(i,i.ARRAY_BUFFER,s,s.length,2,i.STATIC_DRAW),this._indicesBuf=new Ze(i,i.ELEMENT_ARRAY_BUFFER,o,o.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}destroy(){this._program&&(this._program.destroy(),this._program=null)}}const rt=new Float32Array(ht(17,[0,1])),ot=new Float32Array(ht(17,[1,0])),nt=new Float32Array(function(e,t){const i=[];for(let s=0;s<=e;s++)i.push(At(s,t));return i}(17,4)),at=new Float32Array(2);class lt{constructor(e){this._scene=e,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}init(){const e=this._scene.canvas.gl;if(this._program=new Ye(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS 16\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }"]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),s=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Ze(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new Ze(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new Ze(e,e.ELEMENT_ARRAY_BUFFER,s,s.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}render(e,t,i){if(this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=d.mat4();return()=>(e&&d.inverseMat4(o.camera.projMatrix,t),t)})());const s=this._scene.canvas.gl,r=this._program,o=this._scene,n=s.drawingBufferWidth,a=s.drawingBufferHeight,l=o.camera.project._state,A=l.near,h=l.far;s.viewport(0,0,n,a),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.bind(),at[0]=n,at[1]=a,s.uniform2fv(this._uViewport,at),s.uniform1f(this._uCameraNear,A),s.uniform1f(this._uCameraFar,h),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,ot):s.uniform2fv(this._uSampleOffsets,rt),s.uniform1fv(this._uSampleWeights,nt);const c=e.getDepthTexture(),u=t.getTexture();r.bindTexture(this._uDepthTexture,c,0),r.bindTexture(this._uOcclusionTexture,u,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}destroy(){this._program.destroy()}}function At(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function ht(e,t){const i=[];for(let s=0;s<=e;s++)i.push(t[0]*s),i.push(t[1]*s);return i}class ct{constructor(e,t,i){i=i||{},this.gl=t,this.allocated=!1,this.canvas=e,this.buffer=null,this.bound=!1,this.size=i.size,this._hasDepthTexture=!!i.depthTexture}setSize(e){this.size=e}webglContextRestored(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}bind(...e){if(this._touch(...e),this.bound)return;const t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}createTexture(e,t,i=null){const s=this.gl,r=s.createTexture();return s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),i?s.texStorage2D(s.TEXTURE_2D,1,i,e,t):s.texImage2D(s.TEXTURE_2D,0,s.RGBA,e,t,0,s.RGBA,s.UNSIGNED_BYTE,null),r}_touch(...e){let t,i;const s=this.gl;if(this.size?(t=this.size[0],i=this.size[1]):(t=s.drawingBufferWidth,i=s.drawingBufferHeight),this.buffer){if(this.buffer.width===t&&this.buffer.height===i)return;this.buffer.textures.forEach((e=>s.deleteTexture(e))),s.deleteFramebuffer(this.buffer.framebuf),s.deleteRenderbuffer(this.buffer.renderbuf)}const r=[];let o;e.length>0?r.push(...e.map((e=>this.createTexture(t,i,e)))):r.push(this.createTexture(t,i)),this._hasDepthTexture&&(o=s.createTexture(),s.bindTexture(s.TEXTURE_2D,o),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),s.texImage2D(s.TEXTURE_2D,0,s.DEPTH_COMPONENT32F,t,i,0,s.DEPTH_COMPONENT,s.FLOAT,null));const n=s.createRenderbuffer();s.bindRenderbuffer(s.RENDERBUFFER,n),s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_COMPONENT32F,t,i);const a=s.createFramebuffer();s.bindFramebuffer(s.FRAMEBUFFER,a);for(let e=0;e<r.length;e++)s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+e,s.TEXTURE_2D,r[e],0);if(e.length>0&&s.drawBuffers(r.map(((e,t)=>s.COLOR_ATTACHMENT0+t))),this._hasDepthTexture?s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,o,0):s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,n),s.bindTexture(s.TEXTURE_2D,null),s.bindRenderbuffer(s.RENDERBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,a),!s.isFramebuffer(a))throw"Invalid framebuffer";s.bindFramebuffer(s.FRAMEBUFFER,null);const l=s.checkFramebufferStatus(s.FRAMEBUFFER);switch(l){case s.FRAMEBUFFER_COMPLETE:break;case s.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case s.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+l}this.buffer={framebuf:a,renderbuf:n,texture:r[0],textures:r,depthTexture:o,width:t,height:i},this.bound=!1}clear(){if(!this.bound)throw"Render buffer not bound";const e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}read(e,t,i=null,s=null,r=Uint8Array,o=4,n=0){const a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,A=new r(o),h=this.gl;return h.readBuffer(h.COLOR_ATTACHMENT0+n),h.readPixels(a,l,1,1,i||h.RGBA,s||h.UNSIGNED_BYTE,A,0),A}readArray(e=null,t=null,i=Uint8Array,s=4,r=0){const o=new i(this.buffer.width*this.buffer.height*s),n=this.gl;return n.readBuffer(n.COLOR_ATTACHMENT0+r),n.readPixels(0,0,this.buffer.width,this.buffer.height,e||n.RGBA,t||n.UNSIGNED_BYTE,o,0),o}readImageAsCanvas(){const e=this.gl,t=this._getImageDataCache(),i=t.pixelData,s=t.canvas,r=t.imageData,o=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);const n=this.buffer.width,a=this.buffer.height,l=a/2|0,A=4*n,h=new Uint8Array(4*n);for(let e=0;e<l;++e){const t=e*A,s=(a-e-1)*A;h.set(i.subarray(t,t+A)),i.copyWithin(t,s,s+A),i.set(h,s)}return r.data.set(i),o.putImageData(r,0,0),s}readImage(e){const t=this.gl,i=this._getImageDataCache(),s=i.pixelData,r=i.canvas,o=i.imageData,n=i.context,{width:a,height:l}=this.buffer;t.readPixels(0,0,a,l,t.RGBA,t.UNSIGNED_BYTE,s),o.data.set(s),n.putImageData(o,0,0),n.save(),n.globalCompositeOperation="copy",n.scale(1,-1),n.drawImage(r,0,-l,a,l),n.restore();let A=e.format||"png";return"jpeg"!==A&&"png"!==A&&"bmp"!==A&&(console.error("Unsupported image format: '"+A+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),A="png"),r.toDataURL(`image/${A}`)}_getImageDataCache(e=Uint8Array,t=4){const i=this.buffer.width,s=this.buffer.height;let r=this._imageDataCache;if(r&&(r.width===i&&r.height===s||(this._imageDataCache=null,r=null)),!r){const o=document.createElement("canvas"),n=o.getContext("2d");o.width=i,o.height=s,r={pixelData:new e(i*s*t),canvas:o,context:n,imageData:n.createImageData(i,s),width:i,height:s},this._imageDataCache=r}return r.context.resetTransform(),r}unbind(){const e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}getTexture(e=0){const t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}hasDepthTexture(){return this._hasDepthTexture}getDepthTexture(){if(!this._hasDepthTexture)return null;const e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}destroy(){if(this.allocated){const e=this.gl;this.buffer.textures.forEach((t=>e.deleteTexture(t))),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}class ut{constructor(e){this.scene=e,this._renderBuffersBasic={},this._renderBuffersScaled={}}getRenderBuffer(e,t){const i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled;let s=i[e];return s||(s=new ct(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=s),s}destroy(){for(let e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(let e in this._renderBuffersScaled)this._renderBuffersScaled[e].destroy()}}function dt(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];let i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}const pt=function(t,i){i=i||{};const s=new Qe(t),r=t.canvas.canvas,o=t.canvas.gl,n=!!i.transparent,a=i.alphaDepthMask,l=new e({});let A={},h={},c=[],u=[],p=!0,f=!0,g=!0,_=!0,v=!0,b=!0,y=!0,x=!0;const B=new ut(t);let w=!1;const P=new st(t),C=new lt(t);function M(){p&&(!function(){for(let e in A)if(A.hasOwnProperty(e)){const t=A[e],i=t.drawableMap,s=t.drawableListPreCull;let r=0;for(let e in i)i.hasOwnProperty(e)&&(s[r++]=i[e]);s.length=r}}(),p=!1,f=!0),f&&(!function(){let e=0;for(let t in A)if(A.hasOwnProperty(t)){const i=A[t].drawableListPreCull;for(let t=0,s=i.length;t<s;t++){const s=i[t];c[e++]=s}}c.length=e,c.sort(((e,t)=>e.renderOrder-t.renderOrder))}(),f=!1,g=!0),g&&function(){let e=0;for(let t=0,i=c.length;t<i;t++){const i=c[t];i.rebuildRenderFlags(),i.renderFlags.culled||(u[e++]=i)}u.length=e}()}function E(e){if(!e.castsShadow)return;const t=e.getShadowRenderBuf();if(t){t.bind(),s.reset(),s.backfaces=!0,s.frontface=!0,s.shadowViewMatrix=e.getShadowViewMatrix(),s.shadowProjMatrix=e.getShadowProjMatrix(),o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,1),o.enable(o.DEPTH_TEST),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];!1!==i.visible&&i.castsShadow&&i.drawShadow&&(i.renderFlags.colorOpaque&&i.drawShadow(s))}}t.unbind()}}this.scene=t,this._occlusionTester=null,this.capabilities={astcSupported:!!dt(o,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!dt(o,"WEBGL_compressed_texture_etc"),dxtSupported:!!dt(o,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!dt(o,"EXT_texture_compression_bptc"),pvrtcSupported:!(!dt(o,"WEBGL_compressed_texture_pvrtc")&&!dt(o,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){_=e,g=!0},this.setEdgesEnabled=function(e){v=e,g=!0},this.setSAOEnabled=function(e){b=e,g=!0},this.setPBREnabled=function(e){y=e,g=!0},this.setColorTextureEnabled=function(e){x=e,g=!0},this.needStateSort=function(){f=!0},this.shadowsDirty=function(){},this.imageDirty=function(){g=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){P.init(),C.init(),g=!0},this.addDrawable=function(e,t){const i=t.type;if(!i)return void console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring");let s=A[i];s||(s={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},A[i]=s),s.count++,s.drawableMap[e]=t,h[e]=t,p=!0},this.removeDrawable=function(e){const t=h[e];if(!t)return void console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring");const i=t.type,s=A[i];--s.count<=0?delete A[i]:delete s.drawableMap[e],delete h[e],p=!0},this.getPickID=function(e){return l.addItem(e)},this.putPickID=function(e){l.removeItem(e)},this.clear=function(e){if(o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(1,1,1,1);else{const e=t.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT)},this.needsRender=function(){return g||p||f},this.render=function(e){(e=e||{}).force&&(g=!0),M(),g&&(!function(e){const i=t.sao;b&&i.possible&&function(e){const i=t.sao,r=B.getRenderBuffer("saoDepth",{depthTexture:!0});r.bind(),r.clear(),function(e){s.reset(),s.pass=e.pass,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=u.length;e<t;e++){const t=u[e];!0!==t.culled&&!1!==t.visible&&t.drawDepth&&t.saoEnabled&&(t.renderFlags.colorOpaque&&t.drawDepth(s))}}(e),r.unbind();const n=B.getRenderBuffer("saoOcclusion");if(n.bind(),n.clear(),P.render(r),n.unbind(),i.blur){const e=B.getRenderBuffer("saoOcclusion2");e.bind(),e.clear(),C.render(r,n,0),e.unbind(),n.bind(),n.clear(),C.render(r,e,1),n.unbind()}}(e);(function(){let e=t._lightsState.lights;for(let t=0,i=e.length;t<i;t++){const i=e[t];i.castsShadow&&E(i)}})(),function(e){const i=[],r=[],l=[],A=[],h=[],c=[],d=[],p=[],f=[],g=[],w=[],P=[],C=[],M=[],E=[],F=[],I=t._lightsState.getAmbientColorAndIntensity();if(s.reset(),s.pass=e.pass,s.withSAO=!1,s.pbrEnabled=y&&!!t.pbrEnabled,s.colorTextureEnabled=x&&!!t.colorTextureEnabled,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(0,0,0,0);else{const e=t.canvas.backgroundColorFromAmbientLight?I:t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),o.lineWidth(1),s.lineWidth=1;const D=t.sao.possible;if(b&&D){const e=B.getRenderBuffer("saoOcclusion");s.occlusionTexture=e?e.getTexture():null}else s.occlusionTexture=null;let S,T;const R=Date.now();!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);let L=0,U=0,k=0,O=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0;for(let e=0,t=u.length;e<t;e++){if(T=u[e],!0===T.culled||!1===T.visible)continue;const t=T.renderFlags;t.colorOpaque&&(b&&D&&T.saoEnabled?i[L++]=T:T.drawColorOpaque(s)),_&&t.colorTransparent&&(l[k++]=T),t.xrayedSilhouetteTransparent&&(d[V++]=T),t.xrayedSilhouetteOpaque&&(h[N++]=T),t.highlightedSilhouetteTransparent&&(w[z++]=T),t.highlightedSilhouetteOpaque&&(f[j++]=T),t.selectedSilhouetteTransparent&&(E[J++]=T),t.selectedSilhouetteOpaque&&(C[K++]=T),T.edges&&v&&(t.edgesOpaque&&(r[U++]=T),t.edgesTransparent&&(A[O++]=T),t.selectedEdgesTransparent&&(F[Y++]=T),t.selectedEdgesOpaque&&(M[X++]=T),t.xrayedEdgesTransparent&&(p[H++]=T),t.xrayedEdgesOpaque&&(c[Q++]=T),t.highlightedEdgesTransparent&&(P[W++]=T),t.highlightedEdgesOpaque&&(g[G++]=T))}if(L>0)for(s.withSAO=!0,S=0;S<L;S++)i[S].drawColorOpaque(s);if(U>0)for(S=0;S<U;S++)r[S].drawEdgesColorOpaque(s);if(N>0)for(S=0;S<N;S++)h[S].drawSilhouetteXRayed(s);if(Q>0)for(S=0;S<Q;S++)c[S].drawEdgesXRayed(s);if(V>0||H>0||k>0||O>0){if(o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):(o.blendEquation(o.FUNC_ADD),o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA)),s.backfaces=!1,a||o.depthMask(!1),(k>0||O>0)&&o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),O>0)for(S=0;S<O;S++)T=A[S],T.drawEdgesColorTransparent(s);if(k>0)for(S=0;S<k;S++)T=l[S],T.drawColorTransparent(s);if(H>0)for(S=0;S<H;S++)p[S].drawEdgesXRayed(s);if(V>0)for(S=0;S<V;S++)d[S].drawSilhouetteXRayed(s);o.disable(o.BLEND),a||o.depthMask(!0)}if(j>0||G>0){if(s.lastProgramId=null,t.highlightMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),G>0)for(S=0;S<G;S++)g[S].drawEdgesHighlighted(s);if(j>0)for(S=0;S<j;S++)f[S].drawSilhouetteHighlighted(s)}if(z>0||W>0||j>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),o.enable(o.CULL_FACE),W>0)for(S=0;S<W;S++)P[S].drawEdgesHighlighted(s);if(z>0)for(S=0;S<z;S++)w[S].drawSilhouetteHighlighted(s);o.disable(o.BLEND)}if(K>0||X>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),X>0)for(S=0;S<X;S++)M[S].drawEdgesSelected(s);if(K>0)for(S=0;S<K;S++)C[S].drawSilhouetteSelected(s)}if(J>0||Y>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),Y>0)for(S=0;S<Y;S++)F[S].drawEdgesSelected(s);if(J>0)for(S=0;S<J;S++)E[S].drawSilhouetteSelected(s);o.disable(o.BLEND)}const Z=Date.now(),q=m.frame;q.renderTime=(Z-R)/1e3,q.drawElements=s.drawElements,q.drawArrays=s.drawArrays,q.useProgram=s.useProgram,q.bindTexture=s.bindTexture,q.bindArray=s.bindArray;const $=Ve.MAX_TEXTURE_IMAGE_UNITS;for(let e=0;e<$;e++)o.activeTexture(o.TEXTURE0+e);o.bindTexture(o.TEXTURE_CUBE_MAP,null),o.bindTexture(o.TEXTURE_2D,null);const ee=Ve.MAX_VERTEX_ATTRIBS;for(let e=0;e<ee;e++)o.disableVertexAttribArray(e)}(e)}(e),m.frame.frameCount++,g=!1)},this.pick=function(){const e=d.vec3();d.mat4();const i=d.mat4(),n=d.vec3(),a=d.vec3([0,1,0]),h=new je,c=d.vec2(),p=d.vec3(),f=d.vec3(),g=d.vec3();return d.vec3(),d.vec3(),function(m,_=h){let v;_.reset(),M();let b=null,y=null,x=null;_.pickSurface=m.pickSurface,m.canvasPos?(p[0]=m.canvasPos[0],p[1]=m.canvasPos[1],b=t.camera.viewMatrix,y=t.camera.projMatrix,x=t.camera.projection,_.canvasPos=m.canvasPos):(m.matrix?(b=m.matrix,y=t.camera.projMatrix,x=t.camera.projection):(f.set(m.origin||[0,0,0]),g.set(m.direction||[0,0,1]),v=d.addVec3(f,g,e),n[0]=Math.random(),n[1]=Math.random(),n[2]=Math.random(),d.normalizeVec3(n),d.cross3Vec3(g,n,a),b=d.lookAtMat4v(f,v,a,i),y=t.camera.ortho.matrix,x="ortho",_.origin=f,_.direction=g),p[0]=.5*r.clientWidth,p[1]=.5*r.clientHeight);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(b,y)}}const w=B.getRenderBuffer("pick",{size:[1,1]});w.bind();const P=function(e,i,r,n,a,A){const h=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=A.origin,s.pickViewMatrix=r,s.pickProjMatrix=n,s.pickInvisible=!!a.pickInvisible,s.pickClipPos=[D(i[0]*h,o.drawingBufferWidth),S(i[1]*h,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);const c=a.includeEntityIds,d=a.excludeEntityIds;for(let e=0,t=u.length;e<t;e++){const t=u[e];!0!==t.culled&&!1!==t.visible&&(!t.drawPickMesh||!0!==a.pickInvisible&&!1===t.visible||!1===t.pickable||c&&!c[t.id]||d&&d[t.id]||t.drawPickMesh(s))}const p=e.read(0,0),f=p[0]+(p[1]<<8)+(p[2]<<16)+(p[3]<<24);if(f<0)return;return l.items[f]}(w,p,b,y,m,_);if(!P)return w.unbind(),null;const C=P.delegatePickedEntity?P.delegatePickedEntity():P;return C?(m.pickSurface&&(P.canPickTriangle&&P.canPickTriangle()?(!function(e,i,r,n,a,l){if(!i.drawPickTriangles)return;const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),i.drawPickTriangles(s);const h=e.read(0,0);let c=h[0]+256*h[1]+256*h[2]*256+256*h[3]*256*256;c*=3,l.primIndex=c}(w,P,p,b,y,_),P.pickTriangleSurface(b,y,x,_),_.pickSurfacePrecision=!1):P.canPickWorldPos&&P.canPickWorldPos()&&(c[0]=t.camera.project.near,c[1]=t.camera.project.far,F(w,P,p,b,y,c,_),!1!==m.pickSurfaceNormal&&function(e,i,r,n,a,l){const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)];const h=B.getRenderBuffer("pick-normal",{size:[3,3]});h.bind(o.RGBA32I),o.viewport(0,0,h.size[0],h.size[1]),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),i.drawPickNormals(s);const c=h.read(1,1,o.RGBA_INTEGER,o.INT,Int32Array,4);h.unbind();const u=[c[0]/d.MAX_INT,c[1]/d.MAX_INT,c[2]/d.MAX_INT];d.normalizeVec3(u),l.worldNormal=u}(0,P,p,b,y,_),_.pickSurfacePrecision=!1)),w.unbind(),_.entity=C,_):(w.unbind(),null)}}();const F=function(){const e=d.vec4(),i=d.vec4(),n=d.vec4(),a=d.vec4(),l=d.vec4(),A=d.mat4(),h=d.mat4(),c=d.mat4();return function(u,p,f,g,m,_,v){const b=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=v.origin,s.pickViewMatrix=g,s.pickProjMatrix=m,s.pickZNear=_[0],s.pickZFar=_[1],s.pickElementsCount=p.pickElementsCount,s.pickElementsOffset=p.pickElementsOffset,s.pickClipPos=[D(f[0]*b,o.drawingBufferWidth),S(f[1]*b,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),p.drawPickDepths(s);const y=function(e){const t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return d.dotVec4(t,i)}(u.read(0,0)),x=(f[0]-r.clientWidth/2)/(r.clientWidth/2),B=-(f[1]-r.clientHeight/2)/(r.clientHeight/2),w=p.origin;let P;if(w){const e=J(g,w,A);P=d.mulMat4(m,e,h)}else P=d.mulMat4(m,g,h);const C=d.inverseMat4(P,c);e[0]=x,e[1]=B,e[2]=-1,e[3]=1;let M=d.transformVec4(C,e);M=d.mulVec4Scalar(M,1/M[3]),i[0]=x,i[1]=B,i[2]=1,i[3]=1;let E=d.transformVec4(C,i);E=d.mulVec4Scalar(E,1/E[3]);const F=d.subVec3(E,M,n),I=d.addVec3(M,d.mulVec4Scalar(F,y,a),l);w&&d.addVec3(I,w),v.worldPos=I}}();function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.drawSnapInit&&i.drawSnap&&!i.culled&&i.visible&&i.pickable&&i.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}this.snapPick=function(){const e=new je;return function(i,r=e){const{canvasPos:n,origin:a,direction:h,snapRadius:c,snapToVertex:p,snapToEdge:f}=i;if(!p&&!f)return this.pick({canvasPos:n,pickSurface:!0});const g=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickZNear=t.camera.project.near,s.pickZFar=t.camera.project.far;const m=c||30,_=B.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*m+1,2*m+1]});s.snapVectorA=[n?D(n[0]*g,o.drawingBufferWidth):0,n?S(n[1]*g,o.drawingBufferHeight):0],s.snapInvVectorAB=[o.drawingBufferWidth/(2*m),o.drawingBufferHeight/(2*m)],_.bind(o.RGBA32I,o.RGBA32I,o.RGBA8UI),o.viewport(0,0,_.size[0],_.size[1]),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.disable(o.CULL_FACE),o.depthMask(!0),o.disable(o.BLEND),o.depthFunc(o.LEQUAL),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),o.clearBufferiv(o.COLOR,1,new Int32Array([0,0,0,0])),o.clearBufferuiv(o.COLOR,2,new Uint32Array([0,0,0,0])),s.pickViewMatrix=n?t.camera.viewMatrix:d.lookAtMat4v(a,d.addVec3(a,h,d.vec3()),d.vec3([0,1,0]),d.mat4());const v=t.camera.projMatrix;for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(s.pickViewMatrix,v)}}o.drawBuffers([o.COLOR_ATTACHMENT0,o.COLOR_ATTACHMENT1,o.COLOR_ATTACHMENT2]);const b=function(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.drawSnapInit&&!i.culled&&i.visible&&i.pickable&&i.drawSnapInit(e)}return e.snapPickLayerParams}(s),y=[];s.snapPickLayerParams=y,o.depthMask(!1),o.drawBuffers([o.COLOR_ATTACHMENT0]),p&&f?(s.snapMode="edge",I(s),s.snapMode="vertex",s.snapPickLayerNumber++,I(s)):(s.snapMode=p?"vertex":"edge",I(s)),o.depthMask(!0);const x=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4),w=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4,1),P=_.readArray(o.RGBA_INTEGER,o.UNSIGNED_INT,Uint32Array,4,2);_.unbind();let C=null,M=null,E=null;const F=4*m+m*_.size[0]*4,T=x.slice(F,F+4),R=w.slice(F,F+4),L=P.slice(F,F+4);if(0!==T[3]){const e=b[Math.abs(T[3])%b.length],t=e.origin,i=e.coordinateScale;C=[T[0]*i[0]+t[0],T[1]*i[1]+t[1],T[2]*i[2]+t[2]],M=d.normalizeVec3([R[0]/d.MAX_INT,R[1]/d.MAX_INT,R[2]/d.MAX_INT]);const s=L[0]+(L[1]<<8)+(L[2]<<16)+(L[3]<<24);E=l.items[s]}let U=[];for(let e=0;e<x.length;e+=4)if(x[e+3]>0){const t=Math.floor(e/4),i=_.size[0],s=t%i-Math.floor(i/2),r=Math.floor(t/i)-Math.floor(i/2),o=Math.sqrt(Math.pow(s,2)+Math.pow(r,2));U.push({x:s,y:r,dist:o,isVertex:p&&f?x[e+3]>y.length/2:p,result:[x[e+0],x[e+1],x[e+2],x[e+3]],normal:[w[e+0],w[e+1],w[e+2],w[e+3]],id:[P[e+0],P[e+1],P[e+2],P[e+3]]})}let k=null,O=null,N=null,Q=null;if(U.length>0){U.sort(((e,t)=>e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist)),Q=U[0].isVertex?"vertex":"edge";const e=U[0].result,t=U[0].normal,i=U[0].id,s=y[e[3]],r=s.origin,o=s.coordinateScale;O=d.normalizeVec3([t[0]/d.MAX_INT,t[1]/d.MAX_INT,t[2]/d.MAX_INT]),k=[e[0]*o[0]+r[0],e[1]*o[1]+r[1],e[2]*o[2]+r[2]],N=l.items[i[0]+(i[1]<<8)+(i[2]<<16)+(i[3]<<24)]}if(null===C&&null==k)return null;let V=null;null!==k&&(V=t.camera.projectWorldPos(k));const H=N&&N.delegatePickedEntity?N.delegatePickedEntity():N;return!H&&E&&(E=E.delegatePickedEntity?E.delegatePickedEntity():E),r.reset(),r.snappedToEdge="edge"===Q,r.snappedToVertex="vertex"===Q,r.worldPos=k||C,r.worldNormal=O||M,r.entity=H||E,r.canvasPos=n||t.camera.projectWorldPos(C||k),r.snappedCanvasPos=V||n,r}}(),this.addMarker=function(e){this._occlusionTester=this._occlusionTester||new tt(t,B),this._occlusionTester.addMarker(e),t.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){M(),this._occlusionTester.bindRenderBuf(),s.reset(),s.backfaces=!0,s.frontface=!0,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=u.length;e<t;e++){const t=u[e];t.drawOcclusion&&!0!==t.culled&&!1!==t.visible&&!1!==t.pickable&&t.drawOcclusion(s)}this._occlusionTester.drawMarkers(s),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,s){const r=B.getRenderBuffer("snapshot");let o,n,a,l;for(r.bind(),r.clear(),this.render({force:!0,opaqueOnly:s}),n=0;n<i;n++)a=2*n,l=4*n,o=r.read(e[a],e[a+1]),t[l]=o[0],t[l+1]=o[1],t[l+2]=o[2],t[l+3]=o[3];r.unbind(),g=!0},this.beginSnapshot=function(e={}){const t=B.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),w=!0},this.renderSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),g=!0},this.readSnapshot=function(e){return B.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return B.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").unbind(),w=!1},this.destroy=function(){A={},h={},B.destroy(),P.destroy(),C.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}};class ft extends R{constructor(e,t={}){super(e,t),this.KEY_BACKSPACE=8,this.KEY_TAB=9,this.KEY_ENTER=13,this.KEY_SHIFT=16,this.KEY_CTRL=17,this.KEY_ALT=18,this.KEY_PAUSE_BREAK=19,this.KEY_CAPS_LOCK=20,this.KEY_ESCAPE=27,this.KEY_PAGE_UP=33,this.KEY_PAGE_DOWN=34,this.KEY_END=35,this.KEY_HOME=36,this.KEY_LEFT_ARROW=37,this.KEY_UP_ARROW=38,this.KEY_RIGHT_ARROW=39,this.KEY_DOWN_ARROW=40,this.KEY_INSERT=45,this.KEY_DELETE=46,this.KEY_NUM_0=48,this.KEY_NUM_1=49,this.KEY_NUM_2=50,this.KEY_NUM_3=51,this.KEY_NUM_4=52,this.KEY_NUM_5=53,this.KEY_NUM_6=54,this.KEY_NUM_7=55,this.KEY_NUM_8=56,this.KEY_NUM_9=57,this.KEY_A=65,this.KEY_B=66,this.KEY_C=67,this.KEY_D=68,this.KEY_E=69,this.KEY_F=70,this.KEY_G=71,this.KEY_H=72,this.KEY_I=73,this.KEY_J=74,this.KEY_K=75,this.KEY_L=76,this.KEY_M=77,this.KEY_N=78,this.KEY_O=79,this.KEY_P=80,this.KEY_Q=81,this.KEY_R=82,this.KEY_S=83,this.KEY_T=84,this.KEY_U=85,this.KEY_V=86,this.KEY_W=87,this.KEY_X=88,this.KEY_Y=89,this.KEY_Z=90,this.KEY_LEFT_WINDOW=91,this.KEY_RIGHT_WINDOW=92,this.KEY_SELECT_KEY=93,this.KEY_NUMPAD_0=96,this.KEY_NUMPAD_1=97,this.KEY_NUMPAD_2=98,this.KEY_NUMPAD_3=99,this.KEY_NUMPAD_4=100,this.KEY_NUMPAD_5=101,this.KEY_NUMPAD_6=102,this.KEY_NUMPAD_7=103,this.KEY_NUMPAD_8=104,this.KEY_NUMPAD_9=105,this.KEY_MULTIPLY=106,this.KEY_ADD=107,this.KEY_SUBTRACT=109,this.KEY_DECIMAL_POINT=110,this.KEY_DIVIDE=111,this.KEY_F1=112,this.KEY_F2=113,this.KEY_F3=114,this.KEY_F4=115,this.KEY_F5=116,this.KEY_F6=117,this.KEY_F7=118,this.KEY_F8=119,this.KEY_F9=120,this.KEY_F10=121,this.KEY_F11=122,this.KEY_F12=123,this.KEY_NUM_LOCK=144,this.KEY_SCROLL_LOCK=145,this.KEY_SEMI_COLON=186,this.KEY_EQUAL_SIGN=187,this.KEY_COMMA=188,this.KEY_DASH=189,this.KEY_PERIOD=190,this.KEY_FORWARD_SLASH=191,this.KEY_GRAVE_ACCENT=192,this.KEY_OPEN_BRACKET=219,this.KEY_BACK_SLASH=220,this.KEY_CLOSE_BRACKET=221,this.KEY_SINGLE_QUOTE=222,this.KEY_SPACE=32,this.element=t.element,this.altDown=!1,this.ctrlDown=!1,this.mouseDownLeft=!1,this.mouseDownMiddle=!1,this.mouseDownRight=!1,this.keyDown=[],this.enabled=!0,this.keyboardEnabled=!0,this.mouseover=!1,this.mouseCanvasPos=d.vec2(),this._keyboardEventsElement=t.keyboardEventsElement||document,this._bindEvents()}_bindEvents(){if(this._eventsBound)return;this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!0:e.keyCode===this.KEY_ALT?this.altDown=!0:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!0),this.keyDown[e.keyCode]=!0,this.fire("keydown",e.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!1:e.keyCode===this.KEY_ALT?this.altDown=!1:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!1),this.keyDown[e.keyCode]=!1,this.fire("keyup",e.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=e=>{this.enabled&&(this.mouseover=!0,this._getMouseCanvasPos(e),this.fire("mouseenter",this.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=e=>{this.enabled&&(this.mouseover=!1,this._getMouseCanvasPos(e),this.fire("mouseleave",this.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!0;break;case 2:this.mouseDownMiddle=!0;break;case 3:this.mouseDownRight=!0}this._getMouseCanvasPos(e),this.element.focus(),this.fire("mousedown",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!1;break;case 2:this.mouseDownMiddle=!1;break;case 3:this.mouseDownRight=!1}this.fire("mouseup",this.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("click",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("dblclick",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}});const e=this.scene.tickify((()=>this.fire("mousemove",this.mouseCanvasPos,!0)));this.element.addEventListener("mousemove",this._mouseMoveListener=t=>{this.enabled&&(this._getMouseCanvasPos(t),e(),this.mouseover&&t.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=e=>{this.enabled&&(this._getMouseCanvasPos(e),this.fire("contextmenu",this.mouseCanvasPos,!0))});const t=this.scene.tickify((e=>{this.fire("mousewheel",e,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=(e,i)=>{if(!this.enabled)return;const s=Math.max(-1,Math.min(1,40*-e.deltaY));t(s)},{passive:!0});{let e,t;const i=2;this.on("mousedown",(i=>{e=i[0],t=i[1]})),this.on("mouseup",(s=>{e>=s[0]-i&&e<=s[0]+i&&t>=s[1]-i&&t<=s[1]+i&&this.fire("mouseclicked",s,!0)}))}this.element.addEventListener("touchstart",this._touchstartListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchstart",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchend",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this._eventsBound=!0}_unbindEvents(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}_getTouchCanvasPos(e){let t=e.target,i=0,s=0;for(;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-s]}_getMouseCanvasPos(e){if(e){let t=e.target,i=0,s=0;for(;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;this.mouseCanvasPos[0]=e.pageX-i,this.mouseCanvasPos[1]=e.pageY-s}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}setEnabled(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}getEnabled(){return this.enabled}setKeyboardEnabled(e){this.keyboardEnabled=e}getKeyboardEnabled(){return this.keyboardEnabled}destroy(){super.destroy(),this._unbindEvents()}}const gt=new e({});class mt{constructor(e){this.id=gt.addItem({});for(const t in e)e.hasOwnProperty(t)&&(this[t]=e[t])}destroy(){gt.removeItem(this.id)}}class _t extends R{get type(){return"Viewport"}constructor(e,t={}){super(e,t),this._state=new mt({boundary:[0,0,100,100]}),this.boundary=t.boundary,this.autoBoundary=t.autoBoundary}set boundary(e){if(!this._autoBoundary){if(!e){const t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}get boundary(){return this._state.boundary}set autoBoundary(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){const t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}get autoBoundary(){return this._autoBoundary}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}class vt extends R{get type(){return"Perspective"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new mt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this._fov=60,this._canvasResized=this.scene.canvas.on("boundary",this._needUpdate,this),this.fov=t.fov,this.fovAxis=t.fovAxis,this.near=t.near,this.far=t.far}_update(){const e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis;let s=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(s/=t),s=Math.min(s,120),d.perspectiveMat4(s*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}set fov(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}get fov(){return this._fov}set fovAxis(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}get fovAxis(){return this._fovAxis}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}class bt extends R{get type(){return"Ortho"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new mt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.scale=t.scale,this.near=t.near,this.far=t.far,this._onCanvasBoundary=this.scene.canvas.on("boundary",this._needUpdate,this)}_update(){const e=this.scene,t=.5*this._scale,i=e.canvas.boundary,s=i[2],r=i[3],o=s/r;let n,a,l,A;s>r?(n=-t,a=t,l=t/o,A=-t/o):(n=-t*o,a=t*o,l=t,A=-t),d.orthoMat4c(n,a,A,l,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set scale(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}get scale(){return this._scale}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}class yt extends R{get type(){return"Frustum"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new mt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._left=-1,this._right=1,this._bottom=-1,this._top=1,this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.left=t.left,this.right=t.right,this.bottom=t.bottom,this.top=t.top,this.near=t.near,this.far=t.far}_update(){d.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set left(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}get left(){return this._left}set right(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}get right(){return this._right}set top(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}get top(){return this._top}set bottom(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}get bottom(){return this._bottom}set near(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}get near(){return this._state.near}set far(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),super.destroy()}}class xt extends R{get type(){return"CustomProjection"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new mt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4()}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!1,this.matrix=t.matrix}set matrix(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}get matrix(){return this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy()}}const Bt=d.vec3(),wt=d.vec3(),Pt=d.vec3(),Ct=d.vec3(),Mt=d.vec3(),Et=d.vec3(),Ft=d.vec4(),It=d.vec4(),Dt=d.vec4(),St=d.mat4(),Tt=d.mat4(),Rt=d.vec3(),Lt=d.vec3(),Ut=d.vec3(),kt=d.vec3();class Ot extends R{get type(){return"Camera"}constructor(e,t={}){super(e,t),this._state=new mt({deviceMatrix:d.mat4(),hasDeviceMatrix:!1,matrix:d.mat4(),normalMatrix:d.mat4(),inverseMatrix:d.mat4()}),this._perspective=new vt(this),this._ortho=new bt(this),this._frustum=new yt(this),this._customProjection=new xt(this),this._project=this._perspective,this._eye=d.vec3([0,0,10]),this._look=d.vec3([0,0,0]),this._up=d.vec3([0,1,0]),this._worldUp=d.vec3([0,1,0]),this._worldRight=d.vec3([1,0,0]),this._worldForward=d.vec3([0,0,-1]),this.deviceMatrix=t.deviceMatrix,this.eye=t.eye,this.look=t.look,this.up=t.up,this.worldAxis=t.worldAxis,this.gimbalLock=t.gimbalLock,this.constrainPitch=t.constrainPitch,this.projection=t.projection,this._perspective.on("matrix",(()=>{"perspective"===this._projectionType&&this.fire("projMatrix",this._perspective.matrix)})),this._ortho.on("matrix",(()=>{"ortho"===this._projectionType&&this.fire("projMatrix",this._ortho.matrix)})),this._frustum.on("matrix",(()=>{"frustum"===this._projectionType&&this.fire("projMatrix",this._frustum.matrix)})),this._customProjection.on("matrix",(()=>{"customProjection"===this._projectionType&&this.fire("projMatrix",this._customProjection.matrix)}))}_update(){const e=this._state;let t;"ortho"===this.projection?(d.subVec3(this._eye,this._look,Rt),d.normalizeVec3(Rt,Lt),d.mulVec3Scalar(Lt,1e3,Ut),d.addVec3(this._look,Ut,kt),t=kt):t=this._eye,e.hasDeviceMatrix?(d.lookAtMat4v(t,this._look,this._up,Tt),d.mulMat4(e.deviceMatrix,Tt,e.matrix)):d.lookAtMat4v(t,this._look,this._up,e.matrix),d.inverseMat4(this._state.matrix,this._state.inverseMatrix),d.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}orbitYaw(e){let t=d.subVec3(this._eye,this._look,Bt);d.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,St),t=d.transformPoint3(St,t,wt),this.eye=d.addVec3(this._look,t,Pt),this.up=d.transformPoint3(St,this._up,Ct)}orbitPitch(e){if(this._constrainPitch&&(e=d.dotVec3(this._up,this._worldUp)/d.DEGTORAD)<1)return;let t=d.subVec3(this._eye,this._look,Bt);const i=d.cross3Vec3(d.normalizeVec3(t,wt),d.normalizeVec3(this._up,Pt));d.rotationMat4v(.0174532925*e,i,St),t=d.transformPoint3(St,t,Ct),this.up=d.transformPoint3(St,this._up,Mt),this.eye=d.addVec3(t,this._look,Et)}yaw(e){let t=d.subVec3(this._look,this._eye,Bt);d.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,St),t=d.transformPoint3(St,t,wt),this.look=d.addVec3(t,this._eye,Pt),this._gimbalLock&&(this.up=d.transformPoint3(St,this._up,Ct))}pitch(e){if(this._constrainPitch&&(e=d.dotVec3(this._up,this._worldUp)/d.DEGTORAD)<1)return;let t=d.subVec3(this._look,this._eye,Bt);const i=d.cross3Vec3(d.normalizeVec3(t,wt),d.normalizeVec3(this._up,Pt));d.rotationMat4v(.0174532925*e,i,St),this.up=d.transformPoint3(St,this._up,Et),t=d.transformPoint3(St,t,Ct),this.look=d.addVec3(t,this._eye,Mt)}pan(e){const t=d.subVec3(this._eye,this._look,Bt),i=[0,0,0];let s;if(0!==e[0]){const r=d.cross3Vec3(d.normalizeVec3(t,[]),d.normalizeVec3(this._up,wt));s=d.mulVec3Scalar(r,e[0]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]}0!==e[1]&&(s=d.mulVec3Scalar(d.normalizeVec3(this._up,Pt),e[1]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),0!==e[2]&&(s=d.mulVec3Scalar(d.normalizeVec3(t,Ct),e[2]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),this.eye=d.addVec3(this._eye,i,Mt),this.look=d.addVec3(this._look,i,Et)}zoom(e){const t=d.subVec3(this._eye,this._look,Bt),i=Math.abs(d.lenVec3(t,wt)),s=Math.abs(i+e);if(s<.5)return;const r=d.normalizeVec3(t,Pt);this.eye=d.addVec3(this._look,d.mulVec3Scalar(r,s),Ct)}set eye(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}get eye(){return this._eye}set look(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}get look(){return this._look}set up(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}get up(){return this._up}set deviceMatrix(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}get deviceMatrix(){return this._state.deviceMatrix}set worldAxis(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=d.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}get worldAxis(){return this._worldAxis}get worldUp(){return this._worldUp}get xUp(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}get yUp(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}get zUp(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}get worldRight(){return this._worldRight}get worldForward(){return this._worldForward}set gimbalLock(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}get gimbalLock(){return this._gimbalLock}set constrainPitch(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}get eyeLookDist(){return d.lenVec3(d.subVec3(this._look,this._eye,Bt))}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get viewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get normalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get viewNormalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get inverseViewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}get projMatrix(){return this[this.projection].matrix}get perspective(){return this._perspective}get ortho(){return this._ortho}get frustum(){return this._frustum}get customProjection(){return this._customProjection}set projection(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}get projection(){return this._projectionType}get project(){return this._project}projectWorldPos(e){const t=Ft,i=It,s=Dt;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,d.mulMat4v4(this.viewMatrix,t,i),d.mulMat4v4(this.projMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1;const r=this.scene.canvas.canvas,o=r.offsetWidth/2,n=r.offsetHeight/2;return[s[0]*o+o,s[1]*n+n]}destroy(){super.destroy(),this._state.destroy()}}class Nt extends R{get type(){return"Light"}get isLight(){return!0}constructor(e,t={}){super(e,t)}}class Qt extends Nt{get type(){return"DirLight"}constructor(e,t={}){super(e,t),this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const i=this.scene.camera,s=this.scene.canvas;this._onCameraViewMatrix=i.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=i.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=s.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new mt({type:"dir",dir:d.vec3([1,1,1]),color:d.vec3([.7,.7,.8]),intensity:1,space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(this._shadowViewMatrixDirty){this._shadowViewMatrix||(this._shadowViewMatrix=d.identityMat4());const e=this.scene.camera,t=this._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]],r=[0,1,0];d.lookAtMat4v(s,i,r,this._shadowViewMatrix),this._shadowViewMatrixDirty=!1}return this._shadowViewMatrix},getShadowProjMatrix:()=>(this._shadowProjMatrixDirty&&(this._shadowProjMatrix||(this._shadowProjMatrix=d.identityMat4()),d.orthoMat4c(-40,40,-40,40,-40,80,this._shadowProjMatrix),this._shadowProjMatrixDirty=!1),this._shadowProjMatrix),getShadowRenderBuf:()=>(this._shadowRenderBuf||(this._shadowRenderBuf=new ct(this.scene.canvas.canvas,this.scene.canvas.gl,{size:[1024,1024]})),this._shadowRenderBuf)}),this.dir=t.dir,this.color=t.color,this.intensity=t.intensity,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set dir(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get dir(){return this._state.dir}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}class Vt extends Nt{get type(){return"AmbientLight"}constructor(e,t={}){super(e,t),this._state={type:"ambient",color:d.vec3([.7,.7,.7]),intensity:1},this.color=t.color,this.intensity=t.intensity,this.scene._lightCreated(this)}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}get intensity(){return this._state.intensity}destroy(){super.destroy(),this.scene._lightDestroyed(this)}}class Ht extends R{get type(){return"Geometry"}get isGeometry(){return!0}constructor(e,t={}){super(e,t),m.memory.meshes++}destroy(){super.destroy(),m.memory.meshes--}}var jt=function(){const e=[],t=[],i=[],s=[],r=[];let o=0;const n=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),A=d.vec3(),h=d.vec3(),c=d.vec3(),u=d.vec3(),p=d.vec3(),f=d.vec3(),g=d.vec3();return function(m,_,v,b){!function(r,o){const n={};let a,l,A,h;const c=Math.pow(10,4);let u,d,p=0;for(u=0,d=r.length;u<d;u+=3)a=r[u],l=r[u+1],A=r[u+2],h=Math.round(a*c)+"_"+Math.round(l*c)+"_"+Math.round(A*c),void 0===n[h]&&(n[h]=p/3,e[p++]=a,e[p++]=l,e[p++]=A),t[u/3]=n[h];for(u=0,d=o.length;u<d;u++)s[u]=t[o[u]],i[s[u]]=o[u]}(m,_),function(t,i){o=0;for(let m=0,_=t;m<_;m+=3){const t=3*s[m],_=3*s[m+1],v=3*s[m+2];i?(n[0]=e[t],n[1]=e[t+1],n[2]=e[t+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[v],l[1]=e[v+1],l[2]=e[v+2],d.decompressPosition(n,i,A),d.decompressPosition(a,i,h),d.decompressPosition(l,i,c)):(A[0]=e[t],A[1]=e[t+1],A[2]=e[t+2],h[0]=e[_],h[1]=e[_+1],h[2]=e[_+2],c[0]=e[v],c[1]=e[v+1],c[2]=e[v+2]),d.subVec3(c,h,u),d.subVec3(A,h,p),d.cross3Vec3(u,p,f),d.normalizeVec3(f,g);const b=r[o]||(r[o]={normal:d.vec3()});b.normal[0]=g[0],b.normal[1]=g[1],b.normal[2]=g[2],o++}}(_.length,v);const y=[],x=Math.cos(d.DEGTORAD*b),B={};let w,P,C,M,E,F,I,D,S,T,R,L=!1;for(let e=0,t=_.length;e<t;e+=3){const t=e/3;for(let i=0;i<3;i++)w=s[e+i],P=s[e+(i+1)%3],C=Math.min(w,P),M=Math.max(w,P),E=C+","+M,void 0===B[E]?B[E]={index1:C,index2:M,face1:t,face2:void 0}:B[E].face2=t}for(E in B)F=B[E],void 0!==F.face2&&(I=r[F.face1].normal,D=r[F.face2].normal,S=d.dotVec3(I,D),S>x)||(T=i[F.index1],R=i[F.index2],(!L&&T>65535||R>65535)&&(L=!0),y.push(T),y.push(R));return L?new Uint32Array(y):new Uint16Array(y)}}();const Gt=function(){const e=d.mat4(),t=d.mat4();return function(i,s){s=s||d.mat4();const r=i[0],o=i[1],n=i[2],a=i[3]-r,l=i[4]-o,A=i[5]-n,h=65535;return d.identityMat4(e),d.translationMat4v(i,e),d.identityMat4(t),d.scalingMat4v([a/h,l/h,A/h],t),d.mulMat4(e,t,s),s}}();var zt=function(){const e=d.mat4(),t=d.mat4();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([r[0]!==s[0]?65535/(r[0]-s[0]):0,r[1]!==s[1]?65535/(r[1]-s[1]):0,r[2]!==s[2]?65535/(r[2]-s[2]):0]);let a;for(a=0;a<i.length;a+=3)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1]))),o[a+2]=Math.max(0,Math.min(65535,Math.floor((i[a+2]-s[2])*n[2])));d.identityMat4(e),d.translationMat4v(s,e),d.identityMat4(t),d.scalingMat4v([(r[0]-s[0])/65535,(r[1]-s[1])/65535,(r[2]-s[2])/65535],t);return{quantized:o,decodeMatrix:d.mulMat4(e,t,d.identityMat4())}}}();var Wt=function(){const e=d.mat3(),t=d.mat3();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([65535/(r[0]-s[0]),65535/(r[1]-s[1])]);let a;for(a=0;a<i.length;a+=2)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1])));d.identityMat3(e),d.translationMat3v(s,e),d.identityMat3(t),d.scalingMat3v([(r[0]-s[0])/65535,(r[1]-s[1])/65535],t);return{quantized:o,decodeMatrix:d.mulMat3(e,t,d.identityMat3())}}}();function Kt(e,t,i,s){let r=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),o=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){let e=(1-Math.abs(o))*(r>=0?1:-1),t=(1-Math.abs(r))*(o>=0?1:-1);r=e,o=t}return new Int8Array([Math[i](127.5*r+(r<0?-1:0)),Math[s](127.5*o+(o<0?-1:0))])}function Xt(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}function Jt(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}const Yt={getPositionsBounds:function(e){const t=new Float32Array(3),i=new Float32Array(3);let s,r;for(s=0;s<3;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=3)for(r=0;r<3;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},createPositionsDecodeMatrix:Gt,compressPositions:zt,compressPosition:function(e,t,i){const s=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*s[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*s[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*s[2])))},decompressPositions:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[12],i[s+1]=e[s+1]*t[5]+t[13],i[s+2]=e[s+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t,i=e){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){const t=new Float32Array(2),i=new Float32Array(2);let s,r;for(s=0;s<2;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=2)for(r=0;r<2;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},compressUVs:Wt,decompressUVs:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[6],i[s+1]=e[s+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){const t=new Int8Array(e.length);let i,s,r,o,n;for(let a=0;a<e.length;a+=3)r=i=Kt(e,a,"floor","floor"),s=Xt(i),o=n=Jt(e,a,s),i=Kt(e,a,"ceil","floor"),s=Xt(i),o=Jt(e,a,s),o>n&&(r=i,n=o),i=Kt(e,a,"floor","ceil"),s=Xt(i),o=Jt(e,a,s),o>n&&(r=i,n=o),i=Kt(e,a,"ceil","ceil"),s=Xt(i),o=Jt(e,a,s),o>n&&(r=i,n=o),t[a]=r[0],t[a+1]=r[1];return t},decompressNormals:function(e,t){for(let i=0,s=0,r=e.length;i<r;i+=2){let r=e[i+0],o=e[i+1];r=(2*r+1)/255,o=(2*o+1)/255;const n=1-Math.abs(r)-Math.abs(o);n<0&&(r=(1-Math.abs(o))*(r>=0?1:-1),o=(1-Math.abs(r))*(o>=0?1:-1));const a=Math.sqrt(r*r+o*o+n*n);t[s+0]=r/a,t[s+1]=o/a,t[s+2]=n/a,s+=3}return t},decompressNormal:function(e,t){let i=e[0],s=e[1];i=(2*i+1)/255,s=(2*s+1)/255;const r=1-Math.abs(i)-Math.abs(s);r<0&&(i=(1-Math.abs(s))*(i>=0?1:-1),s=(1-Math.abs(i))*(s>=0?1:-1));const o=Math.sqrt(i*i+s*s+r*r);return t[0]=i/o,t[1]=s/o,t[2]=r/o,t}},Zt=m.memory,qt=d.AABB3();class $t extends Ht{get type(){return"ReadableGeometry"}get isReadableGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new mt({compressGeometry:!!t.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._edgeIndicesBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._aabbDirty=!0,this._boundingSphere=!0,this._aabb=null,this._aabbDirty=!0,this._obb=null,this._obbDirty=!0;const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(this._state.compressGeometry){const e=Yt.getPositionsBounds(t.positions),s=Yt.compressPositions(t.positions,e.min,e.max);i.positions=s.quantized,i.positionsDecodeMatrix=s.decodeMatrix}else i.positions=t.positions.constructor===Float32Array?t.positions:new Float32Array(t.positions);if(t.colors&&(i.colors=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors)),t.uv)if(this._state.compressGeometry){const e=Yt.getUVBounds(t.uv),s=Yt.compressUVs(t.uv,e.min,e.max);i.uv=s.quantized,i.uvDecodeMatrix=s.decodeMatrix}else i.uv=t.uv.constructor===Float32Array?t.uv:new Float32Array(t.uv);t.normals&&(this._state.compressGeometry?i.normals=Yt.compressNormals(t.normals):i.normals=t.normals.constructor===Float32Array?t.normals:new Float32Array(t.normals)),t.indices&&(i.indices=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)),this._buildHash(),Zt.meshes++,this._buildVBOs()}_buildVBOs(){const e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),Zt.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),Zt.positions+=e.positionsBuf.numItems),e.normals){let i=e.compressGeometry;e.normalsBuf=new Ze(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),Zt.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new Ze(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),Zt.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new Ze(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),Zt.uvs+=e.uvBuf.numItems)}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}_getPickTrianglePositions(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}_getPickTriangleColors(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}_buildEdgeIndices(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=jt(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),Zt.indices+=this._edgeIndicesBuf.numItems}_buildPickTriangleVBOs(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=d.buildPickTriangles(e.positions,e.indices,e.compressGeometry),s=i.positions,r=i.colors;this._pickTrianglePositionsBuf=new Ze(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new Ze(t,t.ARRAY_BUFFER,r,r.length,4,t.STATIC_DRAW,!0),Zt.positions+=this._pickTrianglePositionsBuf.numItems,Zt.colors+=this._pickTriangleColorsBuf.numItems}_buildPickVertexVBOs(){}_webglContextLost(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}_webglContextRestored(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}get primitive(){return this._state.primitiveName}get compressGeometry(){return this._state.compressGeometry}get positions(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),Yt.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null}set positions(e){const t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){const i=Yt.getPositionsBounds(e),s=Yt.compressPositions(e,i.min,i.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}get normals(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){const e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),Yt.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}}set normals(e){if(this._state.compressGeometry)return void this.error("can't update geometry normals - quantized geometry is immutable");const t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}get uv(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),Yt.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null}set uv(e){if(this._state.compressGeometry)return void this.error("can't update geometry UVs - quantized geometry is immutable");const t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}get colors(){return this._state.colors}set colors(e){if(this._state.compressGeometry)return void this.error("can't update geometry colors - quantized geometry is immutable");const t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}get indices(){return this._state.indices}get aabb(){return this._aabbDirty&&(this._aabb||(this._aabb=d.AABB3()),d.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}get obb(){return this._obbDirty&&(this._obb||(this._obb=d.OBB3()),d.positions3ToAABB3(this._state.positions,qt,this._state.positionsDecodeMatrix),d.AABB3ToOBB3(qt,this._obb),this._obbDirty=!1),this._obb}get numTriangles(){return this._numTriangles}_setAABBDirty(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),Zt.meshes--}}function ei(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return y.apply(e,{positions:[c,u,d,l,u,d,l,A,d,c,A,d,c,u,d,c,A,d,c,A,h,c,u,h,c,u,d,c,u,h,l,u,h,l,u,d,l,u,d,l,u,h,l,A,h,l,A,d,l,A,h,c,A,h,c,A,d,l,A,d,c,A,h,l,A,h,l,u,h,c,u,h],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}class ti extends R{get type(){return"Material"}constructor(e,t={}){super(e,t),m.memory.materials++}destroy(){super.destroy(),m.memory.materials--}}const ii={opaque:0,mask:1,blend:2},si=["opaque","mask","blend"];class ri extends ti{get type(){return"PhongMaterial"}constructor(e,t={}){super(e,t),this._state=new mt({type:"PhongMaterial",ambient:d.vec3([1,1,1]),diffuse:d.vec3([1,1,1]),specular:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.ambient=t.ambient,this.diffuse=t.diffuse,this.specular=t.specular,this.emissive=t.emissive,this.alpha=t.alpha,this.shininess=t.shininess,this.reflectivity=t.reflectivity,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,t.ambientMap&&(this._ambientMap=this._checkComponent("Texture",t.ambientMap)),t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.reflectivityMap&&(this._reflectivityMap=this._checkComponent("Texture",t.reflectivityMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.diffuseFresnel&&(this._diffuseFresnel=this._checkComponent("Fresnel",t.diffuseFresnel)),t.specularFresnel&&(this._specularFresnel=this._checkComponent("Fresnel",t.specularFresnel)),t.emissiveFresnel&&(this._emissiveFresnel=this._checkComponent("Fresnel",t.emissiveFresnel)),t.alphaFresnel&&(this._alphaFresnel=this._checkComponent("Fresnel",t.alphaFresnel)),t.reflectivityFresnel&&(this._reflectivityFresnel=this._checkComponent("Fresnel",t.reflectivityFresnel)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this._makeHash()}_makeHash(){const e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}set shininess(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}get shininess(){return this._state.shininess}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set reflectivity(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}get reflectivity(){return this._state.reflectivity}get normalMap(){return this._normalMap}get ambientMap(){return this._ambientMap}get diffuseMap(){return this._diffuseMap}get specularMap(){return this._specularMap}get emissiveMap(){return this._emissiveMap}get alphaMap(){return this._alphaMap}get reflectivityMap(){return this._reflectivityMap}get occlusionMap(){return this._occlusionMap}get diffuseFresnel(){return this._diffuseFresnel}get specularFresnel(){return this._specularFresnel}get emissiveFresnel(){return this._emissiveFresnel}get alphaFresnel(){return this._alphaFresnel}get reflectivityFresnel(){return this._reflectivityFresnel}set alphaMode(e){let t=ii[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return si[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}destroy(){super.destroy(),this._state.destroy()}}const oi={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}};class ni extends ti{get type(){return"EmphasisMaterial"}get presets(){return oi}constructor(e,t={}){super(e,t),this._state=new mt({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),this._preset="default",t.preset?(this.preset=t.preset,void 0!==t.fill&&(this.fill=t.fill),t.fillColor&&(this.fillColor=t.fillColor),void 0!==t.fillAlpha&&(this.fillAlpha=t.fillAlpha),void 0!==t.edges&&(this.edges=t.edges),t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth),void 0!==t.backfaces&&(this.backfaces=t.backfaces),void 0!==t.glowThrough&&(this.glowThrough=t.glowThrough)):(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.backfaces=t.backfaces,this.glowThrough=t.glowThrough)}set fill(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}get fill(){return this._state.fill}set fillColor(e){let t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}get fillColor(){return this._state.fillColor}set fillAlpha(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}get fillAlpha(){return this._state.fillAlpha}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set glowThrough(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}get glowThrough(){return this._state.glowThrough}set preset(e){if(e=e||"default",this._preset===e)return;const t=oi[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(oi).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const ai={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}};class li extends ti{get type(){return"EdgeMaterial"}get presets(){return ai}constructor(e,t={}){super(e,t),this._state=new mt({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),this._preset="default",t.preset?(this.preset=t.preset,t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth)):(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth),this.edges=!1!==t.edges}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=ai[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(ai).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const Ai={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}};class hi extends R{constructor(e,t={}){super(e,t),this._units="meters",this._scale=1,this._origin=d.vec3([0,0,0]),this.units=t.units,this.scale=t.scale,this.origin=t.origin}get unitsInfo(){return Ai}set units(e){e||(e="meters");Ai[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}get units(){return this._units}set scale(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}get scale(){return this._scale}set origin(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}get origin(){return this._origin}worldToRealPos(e,t=d.vec3(3)){t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}realToWorldPos(e,t=d.vec3(3)){return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}class ci extends R{constructor(e,t={}){super(e,t),this._supported=Ve.SUPPORTED_EXTENSIONS.OES_standard_derivatives,this.enabled=t.enabled,this.kernelRadius=t.kernelRadius,this.intensity=t.intensity,this.bias=t.bias,this.scale=t.scale,this.minResolution=t.minResolution,this.numSamples=t.numSamples,this.blur=t.blur,this.blendCutoff=t.blendCutoff,this.blendFactor=t.blendFactor}get supported(){return this._supported}set enabled(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}get enabled(){return this._enabled}get possible(){if(!this._supported)return!1;if(!this._enabled)return!1;const e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}get active(){return this._active}set kernelRadius(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}get kernelRadius(){return this._kernelRadius}set intensity(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}get intensity(){return this._intensity}set bias(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}get bias(){return this._bias}set scale(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}get scale(){return this._scale}set minResolution(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}get minResolution(){return this._minResolution}set numSamples(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}get numSamples(){return this._numSamples}set blur(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}get blur(){return this._blur}set blendCutoff(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}get blendCutoff(){return this._blendCutoff}set blendFactor(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}get blendFactor(){return this._blendFactor}destroy(){super.destroy()}}class ui extends R{constructor(e,t={}){super(e,t),this.sliceColor=t.sliceColor,this.sliceThickness=t.sliceThickness}set sliceThickness(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}get sliceThickness(){return this._sliceThickness}set sliceColor(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}get sliceColor(){return this._sliceColor}destroy(){super.destroy()}}const di={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}};class pi extends ti{get type(){return"PointsMaterial"}get presets(){return di}constructor(e,t={}){super(e,t),this._state=new mt({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),t.preset?(this.preset=t.preset,void 0!==t.pointSize&&(this.pointSize=t.pointSize),void 0!==t.roundPoints&&(this.roundPoints=t.roundPoints),void 0!==t.perspectivePoints&&(this.perspectivePoints=t.perspectivePoints),void 0!==t.minPerspectivePointSize&&(this.minPerspectivePointSize=t.minPerspectivePointSize),void 0!==t.maxPerspectivePointSize&&(this.maxPerspectivePointSize=t.minPerspectivePointSize)):(this._preset="default",this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize),this.filterIntensity=t.filterIntensity,this.minIntensity=t.minIntensity,this.maxIntensity=t.maxIntensity}set pointSize(e){this._state.pointSize=e||2,this.glRedraw()}get pointSize(){return this._state.pointSize}set roundPoints(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}get roundPoints(){return this._state.roundPoints}set perspectivePoints(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}get perspectivePoints(){return this._state.perspectivePoints}set minPerspectivePointSize(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}get minPerspectivePointSize(){return this._state.minPerspectivePointSize}set maxPerspectivePointSize(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}get maxPerspectivePointSize(){return this._state.maxPerspectivePointSize}set filterIntensity(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}get filterIntensity(){return this._state.filterIntensity}set minIntensity(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}get minIntensity(){return this._state.minIntensity}set maxIntensity(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}get maxIntensity(){return this._state.maxIntensity}set preset(e){if(e=e||"default",this._preset===e)return;const t=di[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(di).join(", "))}get preset(){return this._preset}get hash(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}destroy(){super.destroy(),this._state.destroy()}}const fi={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}};class gi extends ti{get type(){return"LinesMaterial"}get presets(){return fi}constructor(e,t={}){super(e,t),this._state=new mt({type:"LinesMaterial",lineWidth:null}),t.preset?(this.preset=t.preset,void 0!==t.lineWidth&&(this.lineWidth=t.lineWidth)):(this._preset="default",this.lineWidth=t.lineWidth)}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=fi[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(fi).join(", "))}get preset(){return this._preset}get hash(){return[""+this.lineWidth].join(";")}destroy(){super.destroy(),this._state.destroy()}}function mi(e,t){const i={};let s,r;for(let o=0,n=t.length;o<n;o++)s=t[o],r=e.components[s],r?r.isEntity?i[s]=!0:e.warn("pick(): Component is not an Entity: "+s):e.warn("pick(): Component not found: "+s);return i}class _i extends R{get type(){return"Scene"}constructor(e,t={}){super(null,t);const i=t.canvasElement||document.getElementById(t.canvasId);if(!(i instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";this._tickifiedFunctions={};const s=!!t.transparent,r=!!t.alphaDepthMask;this._aabbDirty=!0,this._readableGeometry=!!t.readableGeometryEnabled,this.viewer=e,this.occlusionTestCountdown=0,this.loading=0,this.startTime=(new Date).getTime(),this.models={},this.objects={},this._numObjects=0,this.visibleObjects={},this._numVisibleObjects=0,this.xrayedObjects={},this._numXRayedObjects=0,this.highlightedObjects={},this._numHighlightedObjects=0,this.selectedObjects={},this._numSelectedObjects=0,this.colorizedObjects={},this._numColorizedObjects=0,this.opacityObjects={},this._numOpacityObjects=0,this.offsetObjects={},this._numOffsetObjects=0,this._modelIds=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this._opacityObjectIds=null,this._offsetObjectIds=null,this._collidables={},this._compilables={},this._needRecompile=!1,this.types={},this.components={},this.sectionPlanes={},this.lights={},this.lightMaps={},this.reflectionMaps={},this.bitmaps={},this.lineSets={},this.realWorldOffset=t.realWorldOffset||new Float64Array([0,0,0]),this.canvas=new Ne(this,{dontClear:!0,canvas:i,spinnerElementId:t.spinnerElementId,transparent:s,webgl2:!1!==t.webgl2,contextAttr:t.contextAttr||{},backgroundColor:t.backgroundColor,backgroundColorFromAmbientLight:t.backgroundColorFromAmbientLight,premultipliedAlpha:t.premultipliedAlpha}),this.canvas.on("boundary",(()=>{this.glRedraw()})),this.canvas.on("webglContextFailed",(()=>{alert("xeokit failed to find WebGL!")})),this._renderer=new pt(this,{transparent:s,alphaDepthMask:r}),this._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;let e=null;this.getHash=function(){if(e)return e;const t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";const i=[];for(let e=0,s=t;e<s;e++)i.push("cp");return i.push(";"),e=i.join(""),e},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(let i=0,s=this.sectionPlanes.length;i<s;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){const e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},this._sectionPlanesState.setNumCachedSectionPlanes(t.numCachedSectionPlanes||0),this._lightsState=new function(){const e=d.vec4([0,0,0,0]),t=d.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];let i=null,s=null;this.getHash=function(){if(i)return i;const e=[],t=this.lights;let s;for(let i=0,r=t.length;i<r;i++)s=t[i],e.push("/"),e.push(s.type),e.push("world"===s.space?"w":"v"),s.castsShadow&&e.push("sh");return this.lightMaps.length>0&&e.push("/lm"),this.reflectionMaps.length>0&&e.push("/rm"),e.push(";"),i=e.join(""),i},this.addLight=function(e){this.lights.push(e),s=null,i=null},this.removeLight=function(e){for(let t=0,r=this.lights.length;t<r;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),s&&s.id===e.id&&(s=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(let t=0,s=this.reflectionMaps.length;t<s;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(let t=0,s=this.lightMaps.length;t<s;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!s)for(let e=0,t=this.lights.length;e<t;e++){const t=this.lights[e];if("ambient"===t.type){s=t;break}}if(s){const e=s.color,i=s.intensity;return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=i,t}return e}},this.input=new ft(this,{dontClear:!0,element:this.canvas.canvas,keyboardEventsElement:t.keyboardEventsElement}),this.metrics=new hi(this,{units:t.units,scale:t.scale,origin:t.origin}),this.sao=new ci(this,{enabled:t.saoEnabled}),this.crossSections=new ui(this,{}),this.ticksPerRender=t.ticksPerRender,this.ticksPerOcclusionTest=t.ticksPerOcclusionTest,this.passes=t.passes,this.clearEachPass=t.clearEachPass,this.gammaInput=t.gammaInput,this.gammaOutput=t.gammaOutput,this.gammaFactor=t.gammaFactor,this._entityOffsetsEnabled=!!t.entityOffsetsEnabled,this._logarithmicDepthBufferEnabled=!!t.logarithmicDepthBufferEnabled,this._dtxEnabled=!1!==t.dtxEnabled,this._pbrEnabled=!!t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._dtxEnabled=!!t.dtxEnabled,this._markerZOffset=t.markerZOffset,I._addScene(this),this._initDefaults(),this._viewport=new _t(this,{id:"default.viewport",autoBoundary:!0,dontClear:!0}),this._camera=new Ot(this,{id:"default.camera",dontClear:!0}),new Vt(this,{color:[1,1,1],intensity:.7}),new Qt(this,{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new Qt(this,{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),this._camera.on("dirty",(()=>{this._renderer.imageDirty()}))}_initDefaults(){}_addComponent(e){if(e.id&&this.components[e.id]&&(this.error("Component "+y.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=d.createUUID();this.components[e.id]=e;const t=e.type;let i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}_removeComponent(e){var t=e.id,i=e.type;delete this.components[t];const s=this.types[i];s&&(delete s[t],y.isEmptyObject(s)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}_sectionPlaneCreated(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}_bitmapCreated(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}_lineSetCreated(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}_lightCreated(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}_lightMapCreated(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}_reflectionMapCreated(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}_sectionPlaneDestroyed(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}_bitmapDestroyed(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}_lineSetDestroyed(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}_lightDestroyed(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}_lightMapDestroyed(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}_reflectionMapDestroyed(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}_registerModel(e){this.models[e.id]=e,this._modelIds=null}_deregisterModel(e){const t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}_registerObject(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}_deregisterObject(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}_objectVisibilityUpdated(e,t=!0){e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}_deRegisterVisibleObject(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}_objectXRayedUpdated(e,t=!0){e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}_deRegisterXRayedObject(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}_objectHighlightedUpdated(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}_deRegisterHighlightedObject(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}_objectSelectedUpdated(e,t=!0){e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}_deRegisterSelectedObject(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}_objectColorizeUpdated(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}_deRegisterColorizedObject(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}_objectOpacityUpdated(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}_deRegisterOpacityObject(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}_objectOffsetUpdated(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}_deRegisterOffsetObject(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}_webglContextLost(){this.canvas.spinner.processes++;for(const e in this.components)if(this.components.hasOwnProperty(e)){const t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}_webglContextRestored(){const e=this.canvas.gl;for(const t in this.components)if(this.components.hasOwnProperty(t)){const i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}get capabilities(){return this._renderer.capabilities}get entityOffsetsEnabled(){return this._entityOffsetsEnabled}get readableGeometryEnabled(){return this._readableGeometry}get pickSurfacePrecisionEnabled(){return this._readableGeometry}get logarithmicDepthBufferEnabled(){return this._logarithmicDepthBufferEnabled}set numCachedSectionPlanes(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}get numCachedSectionPlanes(){return this._sectionPlanesState.getNumCachedSectionPlanes()}set pbrEnabled(e){this._pbrEnabled=!!e,this.glRedraw()}get pbrEnabled(){return this._pbrEnabled}set dtxEnabled(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}get dtxEnabled(){return this._dtxEnabled}set colorTextureEnabled(e){this._colorTextureEnabled=!!e,this.glRedraw()}get colorTextureEnabled(){return this._colorTextureEnabled}get markerZOffset(){return null==this._markerZOffset?-.001:this._markerZOffset}doOcclusionTest(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}render(e){e&&I.runTasks();const t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),!e&&!this._renderer.needsRender())return;t.sceneId=this.id;const i=this._passes,s=this._clearEachPass;let r,o;for(r=0;r<i;r++)t.pass=r,this.fire("rendering",t,!0),o=s||0===r,this._renderer.render({pass:r,clear:o,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}compile(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}_recompile(){for(const e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}_saveAmbientColor(){const e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{const t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=d.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}get modelIds(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}get numObjects(){return this._numObjects}get objectIds(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}get numVisibleObjects(){return this._numVisibleObjects}get visibleObjectIds(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}get numXRayedObjects(){return this._numXRayedObjects}get xrayedObjectIds(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}get numHighlightedObjects(){return this._numHighlightedObjects}get highlightedObjectIds(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}get numSelectedObjects(){return this._numSelectedObjects}get selectedObjectIds(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}get numColorizedObjects(){return this._numColorizedObjects}get colorizedObjectIds(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}get opacityObjectIds(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}get offsetObjectIds(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}set ticksPerRender(e){null==e?e=1:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}get ticksPerRender(){return this._ticksPerRender}set ticksPerOcclusionTest(e){null==e?e=20:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}get ticksPerOcclusionTest(){return this._ticksPerOcclusionTest}set passes(e){null==e?e=1:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}get passes(){return this._passes}set clearEachPass(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}get clearEachPass(){return this._clearEachPass}set gammaInput(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}get gammaInput(){return this._renderer.gammaInput}set gammaOutput(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}get gammaOutput(){return this._renderer.gammaOutput}set gammaFactor(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}get gammaFactor(){return this._renderer.gammaFactor}get geometry(){return this.components["default.geometry"]||ei($t)}get material(){return this.components["default.material"]||new ri(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}get xrayMaterial(){return this.components["default.xrayMaterial"]||new ni(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}get highlightMaterial(){return this.components["default.highlightMaterial"]||new ni(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}get selectedMaterial(){return this.components["default.selectedMaterial"]||new ni(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}get edgeMaterial(){return this.components["default.edgeMaterial"]||new li(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}get pointsMaterial(){return this.components["default.pointsMaterial"]||new pi(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}get linesMaterial(){return this.components["default.linesMaterial"]||new gi(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}get viewport(){return this._viewport}get camera(){return this._camera}get center(){if(this._aabbDirty||!this._center){const e=this.aabb;this._center||(this._center=d.vec3()),this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}get aabb(){if(this._aabbDirty){this._aabb||(this._aabb=d.AABB3());let e,t=d.MAX_DOUBLE,i=d.MAX_DOUBLE,s=d.MAX_DOUBLE,r=d.MIN_DOUBLE,o=d.MIN_DOUBLE,n=d.MIN_DOUBLE;const a=this._collidables;let l,A=!1;for(const h in a)if(a.hasOwnProperty(h)){if(l=a[h],!1===l.collidable)continue;e=l.aabb,e[0]<t&&(t=e[0]),e[1]<i&&(i=e[1]),e[2]<s&&(s=e[2]),e[3]>r&&(r=e[3]),e[4]>o&&(o=e[4]),e[5]>n&&(n=e[5]),A=!0}A||(t=-100,i=-100,s=-100,r=100,o=100,n=100),this._aabb[0]=t,this._aabb[1]=i,this._aabb[2]=s,this._aabb[3]=r,this._aabb[4]=o,this._aabb[5]=n,this._aabbDirty=!1,this._center=null}return this._aabb}_setAABBDirty(){this._aabbDirty=!0,this.fire("boundary")}pick(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");const i=e.includeEntities||e.include;i&&(e.includeEntityIds=mi(this,i));const s=e.excludeEntities||e.exclude;return s&&(e.excludeEntityIds=mi(this,s)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}snapPick(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}clear(){var e;for(const t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}clearLights(){const e=Object.keys(this.lights);for(let t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}clearSectionPlanes(){const e=Object.keys(this.sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}clearBitmaps(){const e=Object.keys(this.bitmaps);for(let t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}clearLines(){const e=Object.keys(this.lineSets);for(let t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}getAABB(e){if(void 0===e)return this.aabb;if(y.isString(e)){const t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;let t,i=d.MAX_DOUBLE,s=d.MAX_DOUBLE,r=d.MAX_DOUBLE,o=d.MIN_DOUBLE,n=d.MIN_DOUBLE,a=d.MIN_DOUBLE;if(this.withObjects(e,(e=>{if(e.collidable){const l=e.aabb;l[0]<i&&(i=l[0]),l[1]<s&&(s=l[1]),l[2]<r&&(r=l[2]),l[3]>o&&(o=l[3]),l[4]>n&&(n=l[4]),l[5]>a&&(a=l[5]),t=!0}})),t){const e=d.AABB3();return e[0]=i,e[1]=s,e[2]=r,e[3]=o,e[4]=n,e[5]=a,e}return this.aabb}setObjectsVisible(e,t){return this.withObjects(e,(e=>{const i=e.visible!==t;return e.visible=t,i}))}setObjectsCollidable(e,t){return this.withObjects(e,(e=>{const i=e.collidable!==t;return e.collidable=t,i}))}setObjectsCulled(e,t){return this.withObjects(e,(e=>{const i=e.culled!==t;return e.culled=t,i}))}setObjectsSelected(e,t){return this.withObjects(e,(e=>{const i=e.selected!==t;return e.selected=t,i}))}setObjectsHighlighted(e,t){return this.withObjects(e,(e=>{const i=e.highlighted!==t;return e.highlighted=t,i}))}setObjectsXRayed(e,t){return this.withObjects(e,(e=>{const i=e.xrayed!==t;return e.xrayed=t,i}))}setObjectsEdges(e,t){return this.withObjects(e,(e=>{const i=e.edges!==t;return e.edges=t,i}))}setObjectsColorized(e,t){return this.withObjects(e,(e=>{e.colorize=t}))}setObjectsOpacity(e,t){return this.withObjects(e,(e=>{const i=e.opacity!==t;return e.opacity=t,i}))}setObjectsPickable(e,t){return this.withObjects(e,(e=>{const i=e.pickable!==t;return e.pickable=t,i}))}setObjectsOffset(e,t){this.withObjects(e,(e=>{e.offset=t}))}withObjects(e,t){y.isString(e)&&(e=[e]);let i=!1;for(let s=0,r=e.length;s<r;s++){const r=e[s];let o=this.objects[r];if(o)i=t(o)||i;else{const e=this.modelIds;for(let s=0,n=e.length;s<n;s++){const n=e[s],a=d.globalizeObjectId(n,r);o=this.objects[a],o&&(i=t(o)||i)}}}return i}tickify(e){const t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;let i,s=0,r=0;const o=function(...e){i=e,r++},n=this.on("tick",(()=>{r>s&&(s=r,e(...i))}));return this._tickifiedFunctions[t]={tickSubId:n,wrapperFunc:o},o}destroy(){super.destroy();for(const e in this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}const vi=1e3,bi=1001,yi=1002,xi=1003,Bi=1004,wi=1004,Pi=1005,Ci=1005,Mi=1006,Ei=1007,Fi=1007,Ii=1008,Di=1008,Si=1009,Ti=1010,Ri=1011,Li=1012,Ui=1013,ki=1014,Oi=1015,Ni=1016,Qi=1017,Vi=1018,Hi=1020,ji=1021,Gi=1022,zi=1023,Wi=1024,Ki=1025,Xi=1026,Ji=1027,Yi=1028,Zi=1029,qi=1030,$i=1031,es=1033,ts=33776,is=33777,ss=33778,rs=33779,os=35840,ns=35841,as=35842,ls=35843,As=36196,hs=37492,cs=37496,us=37808,ds=37809,ps=37810,fs=37811,gs=37812,ms=37813,_s=37814,vs=37815,bs=37816,ys=37817,xs=37818,Bs=37819,ws=37820,Ps=37821,Cs=36492,Ms=3e3,Es=3001,Fs=1e4,Is=10001,Ds=10002,Ss=10003,Ts=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene._lightsState,r=e._geometry._state,o=e._state.billboard,n=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!r.compressGeometry,A=[];A.push("#version 300 es"),A.push("// Lambertian drawing vertex shader"),A.push("in vec3 position;"),A.push("uniform mat4 modelMatrix;"),A.push("uniform mat4 viewMatrix;"),A.push("uniform mat4 projMatrix;"),A.push("uniform vec4 colorize;"),A.push("uniform vec3 offset;"),l&&A.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(A.push("uniform float logDepthBufFC;"),A.push("out float vFragDepth;"),A.push("bool isPerspectiveMatrix(mat4 m) {"),A.push("    return (m[2][3] == - 1.0);"),A.push("}"),A.push("out float isPerspective;"));a&&A.push("out vec4 vWorldPosition;");if(A.push("uniform vec4 lightAmbient;"),A.push("uniform vec4 materialColor;"),A.push("uniform vec3 materialEmissive;"),r.normalsBuf){A.push("in vec3 normal;"),A.push("uniform mat4 modelNormalMatrix;"),A.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(A.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&A.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&A.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(A.push("uniform vec3 lightPos"+e+";"),A.push("uniform vec3 lightDir"+e+";")))}l&&(A.push("vec3 octDecode(vec2 oct) {"),A.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),A.push("    if (v.z < 0.0) {"),A.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),A.push("    }"),A.push("    return normalize(v);"),A.push("}"))}A.push("out vec4 vColor;"),"points"===r.primitiveName&&A.push("uniform float pointSize;");"spherical"!==o&&"cylindrical"!==o||(A.push("void billboard(inout mat4 mat) {"),A.push("   mat[0][0] = 1.0;"),A.push("   mat[0][1] = 0.0;"),A.push("   mat[0][2] = 0.0;"),"spherical"===o&&(A.push("   mat[1][0] = 0.0;"),A.push("   mat[1][1] = 1.0;"),A.push("   mat[1][2] = 0.0;")),A.push("   mat[2][0] = 0.0;"),A.push("   mat[2][1] = 0.0;"),A.push("   mat[2][2] =1.0;"),A.push("}"));A.push("void main(void) {"),A.push("vec4 localPosition = vec4(position, 1.0); "),A.push("vec4 worldPosition;"),l&&A.push("localPosition = positionsDecodeMatrix * localPosition;");r.normalsBuf&&(l?A.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):A.push("vec4 localNormal = vec4(normal, 0.0); "),A.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),A.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));A.push("mat4 viewMatrix2 = viewMatrix;"),A.push("mat4 modelMatrix2 = modelMatrix;"),n&&A.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(A.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),A.push("billboard(modelMatrix2);"),A.push("billboard(viewMatrix2);"),A.push("billboard(modelViewMatrix);"),r.normalsBuf&&(A.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),A.push("billboard(modelNormalMatrix2);"),A.push("billboard(viewNormalMatrix2);"),A.push("billboard(modelViewNormalMatrix);")),A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r.normalsBuf&&A.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(A.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),A.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),A.push("float lambertian = 1.0;"),r.normalsBuf)for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?A.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):A.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);")}A.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),A.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}A.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&A.push("vWorldPosition = worldPosition;");"points"===r.primitiveName&&A.push("gl_PointSize = pointSize;");A.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(A.push("vFragDepth = 1.0 + clipPos.w;"),A.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return A.push("gl_Position = clipPos;"),A.push("}"),A}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState;e._material._state;const s=e._geometry._state,r=i.getNumAllocatedSectionPlanes()>0,o=t.gammaOutput,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}n.push("in vec4 vColor;"),o&&(n.push("uniform float gammaFactor;"),n.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===s.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");o?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(e)):(this.vertex=function(e){const t=e.scene;e._material;const i=e._state,s=t._sectionPlanesState,r=e._geometry._state,o=t._lightsState;let n;const a=i.billboard,l=i.background,A=i.stationary,h=function(e){if(!e._geometry._state.uvBuf)return!1;const t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),c=Us(e),u=s.getNumAllocatedSectionPlanes()>0,d=Ls(e),p=!!r.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),u&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(c){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&f.push("uniform vec3 lightDir"+e+";"),"point"===n.type&&f.push("uniform vec3 lightPos"+e+";"),"spot"===n.type&&(f.push("uniform vec3 lightPos"+e+";"),f.push("uniform vec3 lightDir"+e+";")),"dir"===n.type&&"view"===n.space||f.push("out vec4 vViewLightReverseDirAndDist"+e+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}h&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));r.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===r.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+e+";"),f.push("uniform mat4 shadowProjMatrix"+e+";"),f.push("out vec4 vShadowPosFromLight"+e+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");c&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),A?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),c&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(c){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&"world"===n.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+e+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+e+" = vec4(-tmpVec3, 0.0);")),"point"===n.type&&("world"===n.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+e+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+e+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+e+" = vec4(tmpVec3, lightDist);")))}h&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));r.colors&&f.push("vColor = color;");"points"===r.primitiveName&&f.push("gl_PointSize = pointSize;");u&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&f.push("vShadowPosFromLight"+e+" = texUnitConverter * shadowProjMatrix"+e+" * (shadowViewMatrix"+e+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=e._material,s=e._geometry._state,r=e.scene._sectionPlanesState,o=e.scene._lightsState,n=e._material._state,a=r.getNumAllocatedSectionPlanes()>0,l=Us(e),A=s.uvBuf,h="PhongMaterial"===n.type,c="MetallicMaterial"===n.type,u="SpecularMaterial"===n.type,d=Ls(e);t.gammaInput;const p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("uniform bool sectionPlaneActive"+g+";"),f.push("uniform vec3 sectionPlanePos"+g+";"),f.push("uniform vec3 sectionPlaneDir"+g+";")}l&&(o.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),o.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),h&&((o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = "+Rs[o.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(c||u)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),o.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+Rs[o.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),s.colors&&f.push("in vec4 vColor;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(o.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));n.ambient&&f.push("uniform vec3 materialAmbient;");n.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==n.alpha&&null!==n.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");n.emissive&&f.push("uniform vec3 materialEmissive;");n.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==n.glossiness&&null!==n.glossiness&&f.push("uniform float materialGlossiness;");void 0!==n.shininess&&null!==n.shininess&&f.push("uniform float materialShininess;");n.specular&&f.push("uniform vec3 materialSpecular;");void 0!==n.metallic&&null!==n.metallic&&f.push("uniform float materialMetallic;");void 0!==n.roughness&&null!==n.roughness&&f.push("uniform float materialRoughness;");void 0!==n.specularF0&&null!==n.specularF0&&f.push("uniform float materialSpecularF0;");A&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));A&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));A&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));A&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&A&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&A&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&A&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));A&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));A&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&A&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&A&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&A&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&(f.push("uniform vec4 lightColor"+e+";"),"point"===t.type&&f.push("uniform vec3 lightAttenuation"+e+";"),"dir"===t.type&&"view"===t.space&&f.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&"view"===t.space?f.push("uniform vec3 lightPos"+e+";"):f.push("in vec4 vViewLightReverseDirAndDist"+e+";"))}if(d)for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+e+";"),f.push("uniform sampler2D shadowMap"+e+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("if (sectionPlaneActive"+g+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+g+".xyz, vWorldPosition.xyz - sectionPlanePos"+g+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===s.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),n.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");n.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):n.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");s.colors&&f.push("diffuseColor *= vColor.rgb;");n.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");n.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==n.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");s.colors&&f.push("alpha *= vColor.a;");void 0!==n.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==n.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==n.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==n.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));A&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+Rs[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));A&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+Rs[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));A&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+Rs[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));A&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+Rs[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));A&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));A&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(o.lights.length>0||o.lightMaps.length>0||o.reflectionMaps.length>0)){A&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),A&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),A&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),A&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),A&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),A&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),A&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),h&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),u&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),c&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),o.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),h&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(u||c)&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&("dir"===t.type&&"view"===t.space?f.push("viewLightDir = -normalize(lightDir"+e+");"):"point"===t.type&&"view"===t.space?f.push("viewLightDir = normalize(lightPos"+e+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+e+".xyz);"),d&&t.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+e+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+e+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a * shadow);")):f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a );"),f.push("light.direction = viewLightDir;"),h&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(u||c)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}h?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},Rs={};function Ls(e){if(!e.receivesShadow)return!1;const t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(let e=0,i=t.length;e<i;e++)if(t[e].castsShadow)return!0;return!1}function Us(e){const t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}Rs[3e3]="linearToLinear",Rs[3001]="sRGBToLinear";const ks=d.vec3(),Os=new e({}),Ns=function(e,t){this.id=Os.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ts(t),this._allocate(t)},Qs={};Ns.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";");let s=Qs[i];if(!s){if(s=new Ns(i,e),s.errors)return console.log(s.errors.join("\n")),null;Qs[i]=s,m.memory.programs++}return s._useCount++,s},Ns.prototype.put=function(){0==--this._useCount&&(Os.removeItem(this.id),this._program&&this._program.destroy(),delete Qs[this._hash],m.memory.programs--)},Ns.prototype.webglContextRestored=function(){this._program=null},Ns.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=Ve.MAX_TEXTURE_UNITS,s=t.scene,r=t._material,o=s.canvas.gl,n=this._program,a=t._state,l=t._material._state,A=t._geometry._state,h=s.camera,c=t.origin,u=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,u&&o.depthFunc(o.LEQUAL),this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(a.originHash,c):h.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,h.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(c){const t=$(i.dist,i.dir,c,ks);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;const t=l.backfaces;e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t);const s=l.frontface;switch(e.frontface!==s&&(s?o.frontFace(o.CCW):o.frontFace(o.CW),e.frontface=s),e.lineWidth!==l.lineWidth&&(o.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&o.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&o.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&o.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),r._ambientMap&&r._ambientMap._state.texture&&this._uMaterialAmbientMap&&(n.bindTexture(this._uMaterialAmbientMap,r._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&o.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,r._ambientMap._state.matrix)),r._diffuseMap&&r._diffuseMap._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,r._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,r._diffuseMap._state.matrix)),r._specularMap&&r._specularMap._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,r._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,r._specularMap._state.matrix)),r._emissiveMap&&r._emissiveMap._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,r._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,r._emissiveMap._state.matrix)),r._alphaMap&&r._alphaMap._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,r._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,r._alphaMap._state.matrix)),r._reflectivityMap&&r._reflectivityMap._state.texture&&this._uReflectivityMap&&(n.bindTexture(this._uReflectivityMap,r._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&o.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,r._reflectivityMap._state.matrix)),r._normalMap&&r._normalMap._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,r._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,r._normalMap._state.matrix)),r._occlusionMap&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,r._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,r._occlusionMap._state.matrix)),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&o.uniform1f(this._uDiffuseFresnelEdgeBias,r._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&o.uniform1f(this._uDiffuseFresnelCenterBias,r._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&o.uniform3fv(this._uDiffuseFresnelEdgeColor,r._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&o.uniform3fv(this._uDiffuseFresnelCenterColor,r._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&o.uniform1f(this._uDiffuseFresnelPower,r._diffuseFresnel.power)),r._specularFresnel&&(this._uSpecularFresnelEdgeBias&&o.uniform1f(this._uSpecularFresnelEdgeBias,r._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&o.uniform1f(this._uSpecularFresnelCenterBias,r._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&o.uniform3fv(this._uSpecularFresnelEdgeColor,r._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&o.uniform3fv(this._uSpecularFresnelCenterColor,r._specularFresnel.centerColor),this._uSpecularFresnelPower&&o.uniform1f(this._uSpecularFresnelPower,r._specularFresnel.power)),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&o.uniform1f(this._uAlphaFresnelEdgeBias,r._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&o.uniform1f(this._uAlphaFresnelCenterBias,r._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&o.uniform3fv(this._uAlphaFresnelEdgeColor,r._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&o.uniform3fv(this._uAlphaFresnelCenterColor,r._alphaFresnel.centerColor),this._uAlphaFresnelPower&&o.uniform1f(this._uAlphaFresnelPower,r._alphaFresnel.power)),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&o.uniform1f(this._uReflectivityFresnelEdgeBias,r._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&o.uniform1f(this._uReflectivityFresnelCenterBias,r._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&o.uniform3fv(this._uReflectivityFresnelEdgeColor,r._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&o.uniform3fv(this._uReflectivityFresnelCenterColor,r._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&o.uniform1f(this._uReflectivityFresnelPower,r._reflectivityFresnel.power)),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&o.uniform1f(this._uEmissiveFresnelEdgeBias,r._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&o.uniform1f(this._uEmissiveFresnelCenterBias,r._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&o.uniform3fv(this._uEmissiveFresnelEdgeColor,r._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&o.uniform3fv(this._uEmissiveFresnelCenterColor,r._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&o.uniform1f(this._uEmissiveFresnelPower,r._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&o.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&o.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&o.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&o.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const t=r._baseColorMap;t&&t._state.texture&&this._uBaseColorMap&&(n.bindTexture(this._uBaseColorMap,t._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&o.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,t._state.matrix));const s=r._metallicMap;s&&s._state.texture&&this._uMetallicMap&&(n.bindTexture(this._uMetallicMap,s._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&o.uniformMatrix4fv(this._uMetallicMapMatrix,!1,s._state.matrix));const a=r._roughnessMap;a&&a._state.texture&&this._uRoughnessMap&&(n.bindTexture(this._uRoughnessMap,a._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&o.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,a._state.matrix));const A=r._metallicRoughnessMap;A&&A._state.texture&&this._uMetallicRoughnessMap&&(n.bindTexture(this._uMetallicRoughnessMap,A._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&o.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,A._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&o.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&o.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const h=r._diffuseMap;h&&h._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,h._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,h._state.matrix));const c=r._specularMap;c&&c._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,c._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,c._state.matrix));const u=r._glossinessMap;u&&u._state.texture&&this._uGlossinessMap&&(n.bindTexture(this._uGlossinessMap,u._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&o.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,u._state.matrix));const m=r._specularGlossinessMap;var d,p,f,g;m&&m._state.texture&&this._uSpecularGlossinessMap&&(n.bindTexture(this._uSpecularGlossinessMap,m._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&o.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,m._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&p._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix))}this._lastMaterialId=l.id}if(o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),this._uColorize){const e=a.colorize,t=this._lastColorize;t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]||(o.uniform4fv(this._uColorize,e),t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3])}o.uniform3fv(this._uOffset,a.offset),A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(A.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(A.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(A.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(A.flagsBuf),e.bindArray++),A.indicesBuf&&(A.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=A.id),A.indicesBuf?(o.drawElements(A.primitive,A.indicesBuf.numItems,A.indicesBuf.itemType,0),e.drawElements++):A.positions&&(o.drawArrays(o.TRIANGLES,0,A.positions.numItems),e.drawArrays++),u&&o.depthFunc(o.LESS)},Ns.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=e._material,r=t._lightsState,o=t._sectionPlanesState,n=e._material._state;if(this._program=new Ye(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));const l=r.lights;let A;for(var h=0,c=l.length;h<c;h++){switch(A=l[h],A.type){case"ambient":this._uLightAmbient[h]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=null,this._uLightDir[h]=a.getLocation("lightDir"+h);break;case"point":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=null,this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h);break;case"spot":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=a.getLocation("lightDir"+h),this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h)}A.castsShadow&&(this._uShadowViewMatrix[h]=a.getLocation("shadowViewMatrix"+h),this._uShadowProjMatrix[h]=a.getLocation("shadowProjMatrix"+h))}r.lightMaps.length>0&&(this._uLightMap="lightMap"),r.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(h=0,c=o.sectionPlanes.length;h<c;h++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+h),pos:a.getLocation("sectionPlanePos"+h),dir:a.getLocation("sectionPlaneDir"+h)});switch(this._uPointSize=a.getLocation("pointSize"),n.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),s._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),s._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),s._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),s._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),s._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),s._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0},Ns.prototype._bindProgram=function(e){const t=Ve.MAX_TEXTURE_UNITS,i=this._scene,s=i.canvas.gl,r=i._lightsState,o=i.camera.project;let n;const a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}for(var l=0,A=r.lights.length;l<A;l++)if(n=r.lights[l],this._uLightAmbient[l])s.uniform4f(this._uLightAmbient[l],n.color[0],n.color[1],n.color[2],n.intensity);else if(this._uLightColor[l]&&s.uniform4f(this._uLightColor[l],n.color[0],n.color[1],n.color[2],n.intensity),this._uLightPos[l]&&(s.uniform3fv(this._uLightPos[l],n.pos),this._uLightAttenuation[l]&&s.uniform1f(this._uLightAttenuation[l],n.attenuation)),this._uLightDir[l]&&s.uniform3fv(this._uLightDir[l],n.dir),n.castsShadow){this._uShadowViewMatrix[l]&&s.uniformMatrix4fv(this._uShadowViewMatrix[l],!1,n.getShadowViewMatrix()),this._uShadowProjMatrix[l]&&s.uniformMatrix4fv(this._uShadowProjMatrix[l],!1,n.getShadowProjMatrix());const i=n.getShadowRenderBuf();i&&(a.bindTexture("shadowMap"+l,i.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++)}r.lightMaps.length>0&&r.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,r.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),r.reflectionMaps.length>0&&r.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,r.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor),this._baseTextureUnit=e.textureUnit};class Vs{constructor(e){this.vertex=function(e){const t=e.scene,i=t._lightsState,s=function(e){const t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),r=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,o=!!e._geometry._state.compressGeometry,n=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),o&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));r&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),s){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(l.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&l.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&l.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&l.push("uniform vec3 lightPos"+e+";"))}o&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===n||"cylindrical"===n)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===n&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),o&&l.push("localPosition = positionsDecodeMatrix * localPosition;");s&&(o?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),s&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),s)for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?l.push("viewLightDir = normalize(lightDir"+e+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else{if("point"!==t.type)continue;"view"===t.space?l.push("viewLightDir = normalize(lightPos"+e+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),r&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===e._geometry._state.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Hs=new e({}),js=d.vec3(),Gs=function(e,t){this.id=Hs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Vs(t),this._allocate(t)},zs={};Gs.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=zs[t];return i||(i=new Gs(t,e),zs[t]=i,m.memory.programs++),i._useCount++,i},Gs.prototype.put=function(){0==--this._useCount&&(Hs.removeItem(this.id),this._program&&this._program.destroy(),delete zs[this._hash],m.memory.programs--)},Gs.prototype.webglContextRestored=function(){this._program=null},Gs.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl,n=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):r.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(A){const t=$(i.dist,i.dir,A,js);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(n.id!==this._lastMaterialId){const t=n.fillColor,i=n.backfaces;e.backfaces!==i&&(i?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=i),o.uniform4f(this._uFillColor,t[0],t[1],t[2],n.fillAlpha),this._lastMaterialId=n.id}o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(o.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(o.drawArrays(o.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},Gs.prototype._allocate=function(e){const t=e.scene,i=t._lightsState,s=t._sectionPlanesState,r=t.canvas.gl;if(this._program=new Ye(r,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const o=this._program;this._uPositionsDecodeMatrix=o.getLocation("positionsDecodeMatrix"),this._uModelMatrix=o.getLocation("modelMatrix"),this._uModelNormalMatrix=o.getLocation("modelNormalMatrix"),this._uViewMatrix=o.getLocation("viewMatrix"),this._uViewNormalMatrix=o.getLocation("viewNormalMatrix"),this._uProjMatrix=o.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(let e=0,t=i.lights.length;e<t;e++){switch(i.lights[e].type){case"ambient":this._uLightAmbient[e]=o.getLocation("lightAmbient");break;case"dir":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=o.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=o.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=o.getLocation("lightAttenuation"+e)}}this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:o.getLocation("sectionPlaneActive"+e),pos:o.getLocation("sectionPlanePos"+e),dir:o.getLocation("sectionPlaneDir"+e)});this._uFillColor=o.getLocation("fillColor"),this._aPosition=o.getAttribute("position"),this._aNormal=o.getAttribute("normal"),this._uClippable=o.getLocation("clippable"),this._uGammaFactor=o.getLocation("gammaFactor"),this._uOffset=o.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=o.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Gs.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t._lightsState,r=t.camera,o=r.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];this._uLightAmbient[e]?i.uniform4f(this._uLightAmbient[e],t.color[0],t.color[1],t.color[2],t.intensity):(this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};class Ws{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Edges drawing vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec4 edgeColor;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));i&&n.push("out vec4 vWorldPosition;");n.push("out vec4 vColor;"),("spherical"===r||"cylindrical"===r)&&(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));n.push("vColor = edgeColor;"),i&&n.push("vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Edges drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Ks=new e({}),Xs=d.vec3(),Js=function(e,t){this.id=Ks.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ws(t),this._allocate(t)},Ys={};Js.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Ys[t];return i||(i=new Js(t,e),Ys[t]=i,m.memory.programs++),i._useCount++,i},Js.prototype.put=function(){0==--this._useCount&&(Ks.removeItem(this.id),this._program&&this._program.destroy(),delete Ys[this._hash],m.memory.programs--)},Js.prototype.webglContextRestored=function(){this._program=null},Js.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl;let n;const a=t._state,l=t._geometry,A=l._state,h=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,h?e.getRTCViewMatrix(a.originHash,h):r.viewMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(h){const t=$(i.dist,i.dir,h,Xs);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}switch(i){case 0:n=t._xrayMaterial._state;break;case 1:n=t._highlightMaterial._state;break;case 2:n=t._selectedMaterial._state;break;default:n=t._edgeMaterial._state}if(n.id!==this._lastMaterialId){const t=n.backfaces;if(e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t),e.lineWidth!==n.edgeWidth&&(o.lineWidth(n.edgeWidth),e.lineWidth=n.edgeWidth),this._uEdgeColor){const e=n.edgeColor,t=n.edgeAlpha;o.uniform4f(this._uEdgeColor,e[0],e[1],e[2],t)}this._lastMaterialId=n.id}let c;o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),A.primitive===o.TRIANGLES?c=l._getEdgeIndices():A.primitive===o.LINES&&(c=A.indicesBuf),c&&(A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf,A.compressGeometry?o.UNSIGNED_SHORT:o.FLOAT),e.bindArray++),c.bind(),e.bindArray++,this._lastGeometryId=A.id),o.drawElements(o.LINES,c.numItems,c.itemType,0),e.drawElements++)},Js.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program=new Ye(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+e),pos:r.getLocation("sectionPlanePos"+e),dir:r.getLocation("sectionPlaneDir"+e)});this._uEdgeColor=r.getLocation("edgeColor"),this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uGammaFactor=r.getLocation("gammaFactor"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Js.prototype._bindProgram=function(e){const t=this._program,i=this._scene,s=i.canvas.gl,r=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor)};class Zs{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh picking vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("out vec4 vViewPosition;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("uniform vec2 pickClipPos;"),n.push("vec4 remapClipPos(vec4 clipPos) {"),n.push("    clipPos.xy /= clipPos.w;"),n.push("    clipPos.xy -= pickClipPos;"),n.push("    clipPos.xy *= clipPos.w;"),n.push("    return clipPos;"),n.push("}"),n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==r&&"cylindrical"!==r||(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"));n.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),n.push("   worldPosition.xyz = worldPosition.xyz + offset;"),n.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = remapClipPos(clipPos);"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(r.push("uniform vec4 pickColor;"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = pickColor; "),r.push("}"),r}(e)}}const qs=d.vec3(),$s=function(e,t){this._hash=e,this._shaderSource=new Zs(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},er={};$s.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let i=er[t];if(!i){if(i=new $s(t,e),i.errors)return console.log(i.errors.join("\n")),null;er[t]=i,m.memory.programs++}return i._useCount++,i},$s.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete er[this._hash],m.memory.programs--)},$s.prototype.webglContextRestored=function(){this._program=null},$s.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(r.originHash,a):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=$(i.dist,i.dir,a,qs);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}if(o.id!==this._lastMaterialId){const t=o.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=o.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=o.id}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id);var l=t._state.pickID;const A=l>>24&255,h=l>>16&255,c=l>>8&255,u=255&l;s.uniform4f(this._uPickColor,u/255,c/255,h/255,A/255),s.uniform2fv(this._uPickClipPos,e.pickClipPos),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},$s.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new Ye(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uPickColor=s.getLocation("pickColor"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null},$s.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastGeometryId=null};class tr{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=[];r.push("#version 300 es"),r.push("// Surface picking vertex shader"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 viewMatrix;"),r.push("uniform mat4 projMatrix;"),r.push("uniform vec3 offset;"),i&&(r.push("uniform bool clippable;"),r.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;"),r.push("bool isPerspectiveMatrix(mat4 m) {"),r.push("    return (m[2][3] == - 1.0);"),r.push("}"),r.push("out float isPerspective;"));r.push("uniform vec2 pickClipPos;"),r.push("vec4 remapClipPos(vec4 clipPos) {"),r.push("    clipPos.xy /= clipPos.w;"),r.push("    clipPos.xy -= pickClipPos;"),r.push("    clipPos.xy *= clipPos.w;"),r.push("    return clipPos;"),r.push("}"),r.push("out vec4 vColor;"),s&&r.push("uniform mat4 positionsDecodeMatrix;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),s&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("   vec4 worldPosition = modelMatrix * localPosition; "),r.push("   worldPosition.xyz = worldPosition.xyz + offset;"),r.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&r.push("   vWorldPosition = worldPosition;");r.push("   vColor = color;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return r.push("gl_Position = remapClipPos(clipPos);"),r.push("}"),r}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Surface picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),r.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = vColor;"),r.push("}"),r}(e)}}const ir=d.vec3(),sr=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new tr(t),this._allocate(t)},rr={};sr.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=rr[t];if(!i){if(i=new sr(t,e),i.errors)return console.log(i.errors.join("\n")),null;rr[t]=i,m.memory.programs++}return i._useCount++,i},sr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete rr[this._hash],m.memory.programs--)},sr.prototype.webglContextRestored=function(){this._program=null},sr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry,a=t._geometry._state,l=t.origin,A=o.backfaces,h=o.frontface,c=i.camera.project,u=n._getPickTrianglePositions(),d=n._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){const e=2/(Math.log(c.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}if(s.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(r.originHash,l):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(l){const t=$(i.dist,i.dir,l,ir);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&s.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==A&&(A?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=A),e.frontface!==h&&(h?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=h),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(u,a.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT)):this._aPosition.bindArrayBuffer(u),s.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),s.enableVertexAttribArray(this._aColor.location),s.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),s.drawArrays(a.primitive,0,u.numItems/3)},sr.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new Ye(i,this._shaderSource),this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._aColor=s.getAttribute("color"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))};class or{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh occlusion vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("}"),r}(e)}}const nr=d.vec3(),ar=function(e,t){this._hash=e,this._shaderSource=new or(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},lr={};ar.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";");let i=lr[t];if(!i){if(i=new ar(t,e),i.errors)return console.log(i.errors.join("\n")),null;lr[t]=i,m.memory.programs++}return i._useCount++,i},ar.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete lr[this._hash],m.memory.programs--)},ar.prototype.webglContextRestored=function(){this._program=null},ar.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._material._state,o=t._state,n=t._geometry._state,a=t.origin;if(r.alpha<1)return;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){const t=r.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=r.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=r.id}const l=i.camera;if(s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(o.originHash,a):l.viewMatrix),o.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=$(i.dist,i.dir,a,nr);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,l._project._state.matrix),s.uniformMatrix4fv(this._uModelMatrix,s.FALSE,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},ar.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new Ye(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},ar.prototype._bindProgram=function(e){const t=this._scene,i=t.camera.project,s=t.canvas.gl;if(this._program.bind(),e.useProgram++,s.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};class Ar{constructor(e){this.vertex=function(e){const t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,s=[];s.push("// Mesh shadow vertex shader"),s.push("in vec3 position;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 shadowViewMatrix;"),s.push("uniform mat4 shadowProjMatrix;"),s.push("uniform vec3 offset;"),i&&s.push("uniform mat4 positionsDecodeMatrix;");t&&s.push("out vec4 vWorldPosition;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),s.push("vec4 worldPosition;"),i&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("worldPosition = modelMatrix * localPosition;"),s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&s.push("vWorldPosition = worldPosition;");return s.push("   gl_Position = shadowProjMatrix * viewPosition;"),s.push("}"),s}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("// Mesh shadow fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("vec4 encodeFloat( const in float depth ) {"),r.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),r.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),r.push("  vec4 comp = fract(depth * bitShift);"),r.push("  comp -= comp.xxyz * bitMask;"),r.push("  return comp;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("outColor = encodeFloat(gl_FragCoord.z);"),r.push("}"),r}(e)}}const hr=function(e,t){this._hash=e,this._shaderSource=new Ar(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},cr={};hr.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let s=cr[i];if(!s){if(s=new hr(i,e),s.errors)return console.log(s.errors.join("\n")),null;cr[i]=s,m.memory.programs++}return s._useCount++,s},hr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete cr[this._hash],m.memory.programs--)},hr.prototype.webglContextRestored=function(){this._program=null},hr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene.canvas.gl,s=t._material._state,r=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){const t=s.backfaces;e.backfaces!==t&&(t?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=t);const r=s.frontface;e.frontface!==r&&(r?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=r),e.lineWidth!==s.lineWidth&&(i.lineWidth(s.lineWidth),e.lineWidth=s.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,s.pointSize),this._lastMaterialId=s.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),r.combineGeometry){const s=t.vertexBufs;s.id!==this._lastVertexBufsId&&(s.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=s.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),r.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,r.positionsDecodeMatrix),r.combineGeometry?r.indicesBufCombined&&(r.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(r.positionsBuf,r.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),r.indicesBuf&&(r.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=r.id),r.combineGeometry?r.indicesBufCombined&&(i.drawElements(r.primitive,r.indicesBufCombined.numItems,r.indicesBufCombined.itemType,0),e.drawElements++):r.indicesBuf?(i.drawElements(r.primitive,r.indicesBuf.numItems,r.indicesBuf.itemType,0),e.drawElements++):r.positions&&(i.drawArrays(i.TRIANGLES,0,r.positions.numItems),e.drawArrays++)},hr.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new Ye(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},hr.prototype._bindProgram=function(e){this._program||this._allocate(mesh);const t=this._scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.getNumAllocatedSectionPlanes()>0){let e,t,r,o,n;for(let a=0,l=this._uSectionPlanes.length;a<l;a++)e=this._uSectionPlanes[a],t=e.active,r=s.sectionPlanes[a],t&&i.uniform1i(t,r.active),o=e.pos,o&&i.uniform3fv(e.pos,r.pos),n=e.dir,n&&i.uniform3fv(e.dir,r.dir)}};class ur{constructor(){this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}reset(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}const dr=d.OBB3(),pr=d.vec4(),fr=d.vec4(),gr=d.vec4(),mr=d.vec3([1,0,0]),_r=d.vec3([0,1,0]),vr=d.vec3([0,0,1]),br=d.vec3(3),yr=d.vec3(3),xr=d.identityMat4();class Br extends R{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this.originalSystemId=t.originalSystemId||this.id,this.renderFlags=new ur,this._state=new mt({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==t.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!t.stationary,background:!!t.background,billboard:this._checkBillboard(t.billboard),layer:null,colorize:null,pickID:this.scene._renderer.getPickID(this),drawHash:"",pickHash:"",offset:d.vec3(),origin:null,originHash:null}),this._drawRenderer=null,this._shadowRenderer=null,this._emphasisFillRenderer=null,this._emphasisEdgesRenderer=null,this._pickMeshRenderer=null,this._pickTriangleRenderer=null,this._occlusionRenderer=null,this._geometry=t.geometry?this._checkComponent2(["ReadableGeometry","VBOGeometry"],t.geometry):this.scene.geometry,this._material=t.material?this._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],t.material):this.scene.material,this._xrayMaterial=t.xrayMaterial?this._checkComponent("EmphasisMaterial",t.xrayMaterial):this.scene.xrayMaterial,this._highlightMaterial=t.highlightMaterial?this._checkComponent("EmphasisMaterial",t.highlightMaterial):this.scene.highlightMaterial,this._selectedMaterial=t.selectedMaterial?this._checkComponent("EmphasisMaterial",t.selectedMaterial):this.scene.selectedMaterial,this._edgeMaterial=t.edgeMaterial?this._checkComponent("EdgeMaterial",t.edgeMaterial):this.scene.edgeMaterial,this._parentNode=null,this._aabb=null,this._aabbDirty=!0,this._numTriangles=this._geometry?this._geometry.numTriangles:0,this.scene._aabbDirty=!0,this._scale=d.vec3(),this._quaternion=d.identityQuaternion(),this._rotation=d.vec3(),this._position=d.vec3(),this._worldMatrix=d.identityMat4(),this._worldNormalMatrix=d.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0;const i=t.origin||t.rtcCenter;if(i&&(this._state.origin=d.vec3(i),this._state.originHash=i.join()),t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.layer=t.layer,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'"),this._parentNode=e}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this),this._parentNode=t.parent);this.compile()}get type(){return"Mesh"}get isMesh(){return!0}get parent(){return this._parentNode}get geometry(){return this._geometry}get material(){return this._material}get position(){return this._position}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix}set matrix(e){this.__localMatrix||(this.__localMatrix=d.identityMat4()),this.__localMatrix.set(e||xr),d.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}get worldNormalMatrix(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}get origin(){return this._state.origin}set origin(e){e?(this._state.origin||(this._state.origin=d.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}get rtcCenter(){return this.origin}set rtcCenter(e){this.origin=e}get numTriangles(){return this._numTriangles}get visible(){return this._state.visible}set visible(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}get xrayed(){return this._state.xrayed}set xrayed(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}get highlighted(){return this._state.highlighted}set highlighted(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}get selected(){return this._state.selected}set selected(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}get edges(){return this._state.edges}set edges(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}get culled(){return this._state.culled}set culled(e){this._state.culled=!!e,this.glRedraw()}get clippable(){return this._state.clippable}set clippable(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}get collidable(){return this._state.collidable}set collidable(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}get pickable(){return this._state.pickable}set pickable(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}get castsShadow(){return this._state.castsShadow}set castsShadow(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}get receivesShadow(){return this._state.receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}get saoEnabled(){return!1}get colorize(){return this._state.colorize}set colorize(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);const i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}get opacity(){return this._state.colorize[3]}set opacity(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1);const i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}get transparent(){return 2===this._material.alphaMode||this._state.colorize[3]<1}get layer(){return this._state.layer}set layer(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}get stationary(){return this._state.stationary}get billboard(){return this._state.billboard}get offset(){return this._state.offset}set offset(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}get isDrawable(){return!0}get isStateSortable(){return!0}get xrayMaterial(){return this._xrayMaterial}get highlightMaterial(){return this._highlightMaterial}get selectedMaterial(){return this._selectedMaterial}get edgeMaterial(){return this._edgeMaterial}_checkBillboard(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}compile(){const e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=Ns.get(this),this._emphasisFillRenderer=Gs.get(this),this._emphasisEdgesRenderer=Js.get(this));const t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=$s.get(this)),this._state.occluder){const e=this._makeOcclusionHash();this._state.occlusionHash!==e&&(this._state.occlusionHash=e,this._putOcclusionRenderer(),this._occlusionRenderer=ar.get(this))}}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)d.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_buildWorldNormalMatrix(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=d.mat4()),d.transposeMat4(this._worldMatrix,this._worldNormalMatrix),d.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}_setAABBDirty(){if(this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=d.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}_webglContextRestored(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}_makeDrawHash(){const e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}_makePickHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_makeOcclusionHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_buildAABB(e,t){d.transformOBB3(e,this._geometry.obb,dr),d.OBB3ToAABB3(dr,t);const i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){const e=this._state.origin;t[0]+=e[0],t[1]+=e[1],t[2]+=e[2],t[3]+=e[0],t[4]+=e[1],t[5]+=e[2]}}rotate(e,t){return pr[0]=e[0],pr[1]=e[1],pr[2]=e[2],pr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(pr,fr),d.mulQuaternions(this.quaternion,fr,gr),this.quaternion=gr,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return pr[0]=e[0],pr[1]=e[1],pr[2]=e[2],pr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(pr,fr),d.mulQuaternions(fr,this.quaternion,fr),this}rotateX(e){return this.rotate(mr,e)}rotateY(e){return this.rotate(_r,e)}rotateZ(e){return this.rotate(vr,e)}translate(e,t){return d.vec3ApplyQuaternion(this.quaternion,e,br),d.mulVec3Scalar(br,t,yr),d.addVec3(this.position,yr,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(mr,e)}translateY(e){return this.translate(_r,e)}translateZ(e){return this.translate(vr,e)}_putDrawRenderers(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}_putPickRenderers(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}_putOcclusionRenderer(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}stateSortCompare(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}rebuildRenderFlags(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}_updateRenderFlags(){const e=this.renderFlags,t=this._state;if(t.xrayed){const t=this._xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges){this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0}if(t.selected){const t=this._selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){const t=this._highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}_getActiveSectionPlanes(){if(this._state.clippable){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i],s=this.renderFlags;if(t.active)if(this._state.origin){const e=d.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return!1;const r=0===e;s.sectionPlanesActivePerLayer[i]=r}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}drawColorOpaque(e){(this._drawRenderer||(this._drawRenderer=Ns.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawColorTransparent(e){(this._drawRenderer||(this._drawRenderer=Ns.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawSilhouetteXRayed(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Gs.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}drawSilhouetteHighlighted(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Gs.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}drawSilhouetteSelected(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Gs.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}drawEdgesColorOpaque(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesColorTransparent(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesXRayed(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}drawEdgesHighlighted(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}drawEdgesSelected(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}drawOcclusion(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=ar.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}drawShadow(e){(this._shadowRenderer||(this._shadowRenderer=hr.get(this)))&&this._shadowRenderer.drawMesh(e,this)}drawPickMesh(e){(this._pickMeshRenderer||(this._pickMeshRenderer=$s.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}canPickTriangle(){return this._geometry.isReadableGeometry}drawPickTriangles(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=sr.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}pickTriangleSurface(e,t,i,s){wr(this,e,t,i,s)}drawPickVertices(e){}delegatePickedEntity(){return this}destroy(){super.destroy(),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}const wr=function(){const e=d.vec3(),t=d.vec3(),i=d.vec3(),s=d.vec3(),r=d.vec3(),o=d.vec3(),n=d.vec4(),a=d.vec3(),l=d.vec3(),A=d.vec3(),h=d.vec3(),c=d.vec3(),u=d.vec3(),p=d.vec3(),f=d.vec3(),g=d.vec3(),m=d.vec4(),_=d.vec4(),v=d.vec4(),b=d.vec3(),y=d.vec3(),x=d.vec3(),B=d.vec3(),w=d.vec3(),P=d.vec3(),C=d.vec3(),M=d.vec3(),E=d.vec3(),F=d.vec3(),I=d.vec3();return function(D,S,T,R,L){var U=L.primIndex;if(null!=U&&U>-1){const Q=D.geometry._state,V=D.scene,H=V.camera,j=V.canvas;if("triangles"===Q.primitiveName){L.primitive="triangle";const V=U,G=Q.indices,z=Q.positions;let W,K,X;if(G){var k=G[V+0],O=G[V+1],N=G[V+2];o[0]=k,o[1]=O,o[2]=N,L.indices=o,W=3*k,K=3*O,X=3*N}else W=3*V,K=W+3,X=K+3;if(i[0]=z[W+0],i[1]=z[W+1],i[2]=z[W+2],s[0]=z[K+0],s[1]=z[K+1],s[2]=z[K+2],r[0]=z[X+0],r[1]=z[X+1],r[2]=z[X+2],Q.compressGeometry){const e=Q.positionsDecodeMatrix;e&&(Yt.decompressPosition(i,e,i),Yt.decompressPosition(s,e,s),Yt.decompressPosition(r,e,r))}L.canvasPos?d.canvasPosToLocalRay(j.canvas,D.origin?J(S,D.origin):S,T,R,D.worldMatrix,L.canvasPos,e,t):L.origin&&L.direction&&d.worldRayToLocalRay(D.worldMatrix,L.origin,L.direction,e,t),d.normalizeVec3(t),d.rayPlaneIntersect(e,t,i,s,r,n),L.localPos=n,L.position=n,m[0]=n[0],m[1]=n[1],m[2]=n[2],m[3]=1,d.transformVec4(D.worldMatrix,m,_),a[0]=_[0],a[1]=_[1],a[2]=_[2],L.canvasPos&&D.origin&&(a[0]+=D.origin[0],a[1]+=D.origin[1],a[2]+=D.origin[2]),L.worldPos=a,d.transformVec4(H.matrix,_,v),l[0]=v[0],l[1]=v[1],l[2]=v[2],L.viewPos=l,d.cartesianToBarycentric(n,i,s,r,A),L.bary=A;const Y=Q.normals;if(Y){if(Q.compressGeometry){const e=3*k,t=3*O,i=3*N;Yt.decompressNormal(Y.subarray(e,e+2),h),Yt.decompressNormal(Y.subarray(t,t+2),c),Yt.decompressNormal(Y.subarray(i,i+2),u)}else h[0]=Y[W],h[1]=Y[W+1],h[2]=Y[W+2],c[0]=Y[K],c[1]=Y[K+1],c[2]=Y[K+2],u[0]=Y[X],u[1]=Y[X+1],u[2]=Y[X+2];const e=d.addVec3(d.addVec3(d.mulVec3Scalar(h,A[0],b),d.mulVec3Scalar(c,A[1],y),x),d.mulVec3Scalar(u,A[2],B),w);L.worldNormal=d.normalizeVec3(d.transformVec3(D.worldNormalMatrix,e,P))}const Z=Q.uv;if(Z){if(p[0]=Z[2*k],p[1]=Z[2*k+1],f[0]=Z[2*O],f[1]=Z[2*O+1],g[0]=Z[2*N],g[1]=Z[2*N+1],Q.compressGeometry){const e=Q.uvDecodeMatrix;e&&(Yt.decompressUV(p,e,p),Yt.decompressUV(f,e,f),Yt.decompressUV(g,e,g))}L.uv=d.addVec3(d.addVec3(d.mulVec2Scalar(p,A[0],C),d.mulVec2Scalar(f,A[1],M),E),d.mulVec2Scalar(g,A[2],F),I)}}}}}();function Pr(e={}){let t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);let i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);let s=e.height||1;s<0&&(console.error("negative height not allowed - will invert"),s*=-1);let r=e.radialSegments||32;r<0&&(console.error("negative radialSegments not allowed - will invert"),r*=-1),r<3&&(r=3);let o=e.heightSegments||1;o<0&&(console.error("negative heightSegments not allowed - will invert"),o*=-1),o<1&&(o=1);const n=!!e.openEnded;let a=e.center;const l=a?a[0]:0,A=a?a[1]:0,h=a?a[2]:0,c=s/2,u=s/o,d=2*Math.PI/r,p=1/r,f=(t-i)/o,g=[],m=[],_=[],v=[];let b,x,B,w,P,C,M,E,F,I,D;const S=(90-180*Math.atan(s/(i-t))/Math.PI)/90;for(b=0;b<=o;b++)for(P=t-b*f,C=c-b*u,x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),m.push(P*B),m.push(S),m.push(P*w),_.push(x*p),_.push(1*b/o),g.push(P*B+l),g.push(C+A),g.push(P*w+h);for(b=0;b<o;b++)for(x=0;x<=r;x++)M=b*(r+1)+x,E=M+r,v.push(M),v.push(E),v.push(E+1),v.push(M),v.push(E+1),v.push(M+1);if(!n&&t>0){for(F=g.length/3,m.push(0),m.push(1),m.push(0),_.push(.5),_.push(.5),g.push(0+l),g.push(c+A),g.push(0+h),x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),I=.5*Math.sin(x*d)+.5,D=.5*Math.cos(x*d)+.5,m.push(t*B),m.push(1),m.push(t*w),_.push(I),_.push(D),g.push(t*B+l),g.push(c+A),g.push(t*w+h);for(x=0;x<r;x++)a=F,M=F+1+x,v.push(M),v.push(M+1),v.push(a)}if(!n&&i>0){for(F=g.length/3,m.push(0),m.push(-1),m.push(0),_.push(.5),_.push(.5),g.push(0+l),g.push(0-c+A),g.push(0+h),x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),I=.5*Math.sin(x*d)+.5,D=.5*Math.cos(x*d)+.5,m.push(i*B),m.push(-1),m.push(i*w),_.push(I),_.push(D),g.push(i*B+l),g.push(0-c+A),g.push(i*w+h);for(x=0;x<r;x++)a=F,M=F+1+x,v.push(a),v.push(M+1),v.push(M)}return y.apply(e,{positions:g,normals:m,uv:_,indices:v})}function Cr(e={}){const t=e.lod||1,i=e.center?e.center[0]:0,s=e.center?e.center[1]:0,r=e.center?e.center[2]:0;let o=e.radius||1;o<0&&(console.error("negative radius not allowed - will invert"),o*=-1);let n=e.heightSegments||18;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n=Math.floor(t*n),n<18&&(n=18);let a=e.widthSegments||18;a<0&&(console.error("negative widthSegments not allowed - will invert"),a*=-1),a=Math.floor(t*a),a<18&&(a=18);const l=[],A=[],h=[],c=[];let u,d,p,f,g,m,_,v,b,x,B,w,P,C,M;for(u=0;u<=n;u++)for(p=u*Math.PI/n,f=Math.sin(p),g=Math.cos(p),d=0;d<=a;d++)m=2*d*Math.PI/a,_=Math.sin(m),v=Math.cos(m),b=v*f,x=g,B=_*f,w=1-d/a,P=u/n,A.push(b),A.push(x),A.push(B),h.push(w),h.push(P),l.push(i+o*b),l.push(s+o*x),l.push(r+o*B);for(u=0;u<n;u++)for(d=0;d<a;d++)C=u*(a+1)+d,M=C+a+1,c.push(C+1),c.push(M+1),c.push(M),c.push(C+1),c.push(M),c.push(C);return y.apply(e,{positions:l,normals:A,uv:h,indices:c})}const Mr={" 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[8,1],[7,0],[6,-2],[6,-4],[7,-6],[-1,-1],[6,8],[8,6],[8,4],[7,2],[6,1],[5,-1],[5,-3],[6,-5],[7,-6],[9,-7]]},"|":{width:8,points:[[4,25],[4,-7]]},"}":{width:14,points:[[5,25],[7,24],[8,23],[9,21],[9,19],[8,17],[7,16],[6,14],[6,12],[8,10],[-1,-1],[7,24],[8,22],[8,20],[7,18],[6,17],[5,15],[5,13],[6,11],[10,9],[6,7],[5,5],[5,3],[6,1],[7,0],[8,-2],[8,-4],[7,-6],[-1,-1],[8,8],[6,6],[6,4],[7,2],[8,1],[9,-1],[9,-3],[8,-5],[7,-6],[5,-7]]},"~":{width:24,points:[[3,6],[3,8],[4,11],[6,12],[8,12],[10,11],[14,8],[16,7],[18,7],[20,8],[21,10],[-1,-1],[3,8],[4,10],[6,11],[8,11],[10,10],[14,7],[16,6],[18,6],[20,7],[21,10],[21,12]]}};function Er(e={}){var t=e.origin||[0,0,0],i=t[0],s=t[1],r=t[2],o=e.size||1,n=[],a=[],l=e.text;y.isNumeric(l)&&(l=""+l);for(var A,h,c,u,d,p,f,g,m,_=(l||"").split("\n"),v=0,b=0,x=.04,B=0;B<_.length;B++){A=0,c=(h=_[B]).length;for(var w=0;w<c;w++)if(u=Mr[h.charAt(w)]){d=1,p=-1,f=-1,g=u.points.length;for(var P=0;P<g;P++)-1!==(m=u.points[P])[0]||-1!==m[1]?(n.push(A+m[0]*o*x+i),n.push(b+m[1]*o*x+s),n.push(0+r),-1===p?p=v:(-1===f||(p=f),f=v),v++,d?d=!1:(a.push(p),a.push(f))):d=1;A+=u.width*x*o}b-=35*x*o}return y.apply(e,{primitive:"lines",positions:n,indices:a})}class Fr extends z{constructor(e,t){super("AxisGizmo",e,t=t||{});const i=e.scene.camera;t.canvasId||t.canvasElement||this.error("Config expected: either 'canvasId' or 'canvasElement'");try{this._axisGizmoScene=new _i(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0})}catch(e){return void this.error(e)}const s=this._axisGizmoScene;s.clearLights(),new Vt(s,{color:[.45,.45,.5],intensity:.9}),new Qt(s,{dir:[-.5,.5,-.6],color:[.8,.8,.7],intensity:1,space:"view"}),new Qt(s,{dir:[.5,-.5,-.6],color:[.8,.8,.8],intensity:1,space:"view"});const r=s.camera;i.on("matrix",(function(){const e=i.eye,t=i.look,s=i.up,o=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(e,t,[])),22);r.look=[0,0,0],r.eye=o,r.up=s}));const o=new $t(s,Pr({radiusTop:.01,radiusBottom:.6,height:1.7,radialSegments:20,heightSegments:1,openEnded:!1})),n=new $t(s,Pr({radiusTop:.2,radiusBottom:.2,height:4.5,radialSegments:20,heightSegments:1,openEnded:!1})),a=new ri(s,{diffuse:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),l=new ri(s,{emissive:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),A=new ri(s,{diffuse:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),h=new ri(s,{emissive:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),c=new ri(s,{diffuse:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),u=new ri(s,{emissive:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),p=new ri(s,{diffuse:[.5,.5,.5],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2});this._meshes=[new Br(s,{geometry:new $t(s,Cr({radius:9,heightSegments:60,widthSegments:60})),material:new ri(s,{diffuse:[0,0,0],emissive:[.1,.1,.1],ambient:[.1,.1,.2],specular:[0,0,0],alpha:.4,alphaMode:"blend",frontface:"cw"}),pickable:!1,collidable:!1,visible:!1!==t.visible}),new Br(s,{geometry:new $t(s,Cr({radius:1})),material:p,pickable:!1,collidable:!1,visible:!1!==t.visible}),new Br(s,{geometry:o,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[5,0,0],rotation:[0,0,-90]}),new Br(s,{geometry:n,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[2,0,0],rotation:[0,0,90]}),new Br(s,{geometry:new $t(s,Er({text:"X",size:1.5})),material:l,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[7,0,0],billboard:"spherical"}),new Br(s,{geometry:o,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,5,0]}),new Br(s,{geometry:n,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,2,0]}),new Br(s,{geometry:new $t(s,Er({text:"Y",size:1.5})),material:h,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,7,0],billboard:"spherical"}),new Br(s,{geometry:o,material:c,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,5],rotation:[90,0,0]}),new Br(s,{geometry:n,material:c,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,2],rotation:[90,0,0]}),new Br(s,{geometry:new $t(s,Er({text:"Z",size:1.5})),material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,7],billboard:"spherical"})]}setVisible(e){for(let t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}destroy(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,super.destroy()}}d.vec3();class Ir extends R{get type(){return"SectionPlane"}constructor(e,t={}){super(e,t),this._state=new mt({active:!0,pos:d.vec3(),dir:d.vec3(),dist:0}),this.active=t.active,this.pos=t.pos,this.dir=t.dir,this.scene._sectionPlaneCreated(this)}set active(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}get active(){return this._state.active}set pos(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-d.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}get pos(){return this._state.pos}set dir(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-d.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}get dir(){return this._state.dir}get dist(){return this._state.dist}flipDir(){d.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}destroy(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),super.destroy()}}const Dr=d.vec4(4),Sr=d.vec4(),Tr=d.vec4(),Rr=d.vec3([1,0,0]),Lr=d.vec3([0,1,0]),Ur=d.vec3([0,0,1]),kr=d.vec3(3),Or=d.vec3(3),Nr=d.identityMat4();class Qr extends R{constructor(e,t={}){if(super(e,t),this._parentNode=null,this._children=[],this._aabb=null,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._numTriangles=0,this._scale=d.vec3(),this._quaternion=d.identityQuaternion(),this._rotation=d.vec3(),this._position=d.vec3(),this._offset=d.vec3(),this._localMatrix=d.identityMat4(),this._worldMatrix=d.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this.origin=t.origin,this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.children){const e=t.children;for(let i=0,s=e.length;i<s;i++)this.addChild(e[i],t.inheritStates)}if(t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'")}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this))}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}set origin(e){e?(this._origin||(this._origin=d.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(let t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}get origin(){return this._origin}set rtcCenter(e){this.origin=e}get rtcCenter(){return this.origin}get numTriangles(){return this._numTriangles}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}get visible(){return this._visible}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}get xrayed(){return this._xrayed}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}get highlighted(){return this._highlighted}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}get selected(){return this._selected}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}get edges(){return this._edges}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}get culled(){return this._culled}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}get clippable(){return this._clippable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}get collidable(){return this._collidable}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}get pickable(){return this._pickable}set colorize(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(let e=0,i=this._children.length;e<i;e++)this._children[e].colorize=t;if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t)}}get colorize(){return this._colorize.slice(0,3)}set opacity(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(let t=0,i=this._children.length;t<i;t++)this._children[t].opacity=e;if(this._isObject){const t=null!=e;this.scene._objectOpacityUpdated(this,t)}}get opacity(){return this._colorize[3]}set castsShadow(e){e=!!e,this._castsShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}get castsShadow(){return this._castsShadow}set receivesShadow(e){e=!!e,this._receivesShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}get receivesShadow(){return this._receivesShadow}get saoEnabled(){return!1}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this._children.length;e<t;e++)this._children[e].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}get offset(){return this._offset}get isNode(){return!0}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)d.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._children)for(let t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}_setAABBDirty(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=d.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{let e;d.collapseAABB3(this._aabb);for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e.collidable&&d.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}addChild(e,t){if(y.isNumeric(e)||y.isString(e)){const t=e;if(!(e=this.scene.component[t]))return void this.warn("Component not found: "+y.inQuotes(t));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+t)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}removeChild(e){for(let t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}removeChildren(){let e;for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}get numChildren(){return this._children.length}get children(){return this._children}set parent(e){if(y.isNumeric(e)||y.isString(e)){const t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+y.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}get parent(){return this._parentNode}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=d.identityMat4()),this._localMatrix.set(e||Nr),d.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return Dr[0]=e[0],Dr[1]=e[1],Dr[2]=e[2],Dr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Dr,Sr),d.mulQuaternions(this.quaternion,Sr,Tr),this.quaternion=Tr,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return Dr[0]=e[0],Dr[1]=e[1],Dr[2]=e[2],Dr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Dr,Sr),d.mulQuaternions(Sr,this.quaternion,Sr),this}rotateX(e){return this.rotate(Rr,e)}rotateY(e){return this.rotate(Lr,e)}rotateZ(e){return this.rotate(Ur,e)}translate(e,t){return d.vec3ApplyQuaternion(this.quaternion,e,kr),d.mulVec3Scalar(kr,t,Or),d.addVec3(this.position,Or,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(Rr,e)}translateY(e){return this.translate(Lr,e)}translateZ(e){return this.translate(Ur,e)}get type(){return"Node"}destroy(){if(super.destroy(),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length){const e=this._children.splice();let t;for(let i=0,s=e.length;i<s;i++)t=e[i],t.destroy()}this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}class Vr extends ti{get type(){return"LambertMaterial"}constructor(e,t={}){super(e,t),this._state=new mt({type:"LambertMaterial",ambient:d.vec3([1,1,1]),color:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),this.ambient=t.ambient,this.color=t.color,this.emissive=t.emissive,this.alpha=t.alpha,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this.backfaces=t.backfaces,this.frontface=t.frontface}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set color(e){let t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get color(){return this._state.color}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}get alpha(){return this._state.alpha}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}const Hr={opaque:0,mask:1,blend:2},jr=["opaque","mask","blend"];class Gr extends ti{get type(){return"MetallicMaterial"}constructor(e,t={}){super(e,t),this._state=new mt({type:"MetallicMaterial",baseColor:d.vec4([1,1,1]),emissive:d.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.baseColor=t.baseColor,this.metallic=t.metallic,this.roughness=t.roughness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.baseColorMap&&(this._baseColorMap=this._checkComponent("Texture",t.baseColorMap)),t.metallicMap&&(this._metallicMap=this._checkComponent("Texture",t.metallicMap)),t.roughnessMap&&(this._roughnessMap=this._checkComponent("Texture",t.roughnessMap)),t.metallicRoughnessMap&&(this._metallicRoughnessMap=this._checkComponent("Texture",t.metallicRoughnessMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set baseColor(e){let t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get baseColor(){return this._state.baseColor}get baseColorMap(){return this._baseColorMap}set metallic(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}get metallic(){return this._state.metallic}get metallicMap(){return this._attached.metallicMap}set roughness(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}get roughness(){return this._state.roughness}get roughnessMap(){return this._attached.roughnessMap}get metallicRoughnessMap(){return this._attached.metallicRoughnessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._attached.emissiveMap}get occlusionMap(){return this._attached.occlusionMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._attached.alphaMap}get normalMap(){return this._attached.normalMap}set alphaMode(e){let t=Hr[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return jr[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}const zr={opaque:0,mask:1,blend:2},Wr=["opaque","mask","blend"];class Kr extends ti{get type(){return"SpecularMaterial"}constructor(e,t={}){super(e,t),this._state=new mt({type:"SpecularMaterial",diffuse:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),specular:d.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.diffuse=t.diffuse,this.specular=t.specular,this.glossiness=t.glossiness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.glossinessMap&&(this._glossinessMap=this._checkComponent("Texture",t.glossinessMap)),t.specularGlossinessMap&&(this._specularGlossinessMap=this._checkComponent("Texture",t.specularGlossinessMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}get diffuseMap(){return this._diffuseMap}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}get specularMap(){return this._specularMap}get specularGlossinessMap(){return this._specularGlossinessMap}set glossiness(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}get glossiness(){return this._state.glossiness}get glossinessMap(){return this._glossinessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._emissiveMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._alphaMap}get normalMap(){return this._normalMap}get occlusionMap(){return this._occlusionMap}set alphaMode(e){let t=zr[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return Wr[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}function Xr(e,t,i=null){let s;const r=t;if(1009===r)return e.UNSIGNED_BYTE;if(1017===r)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===r)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===r)return e.BYTE;if(1011===r)return e.SHORT;if(1012===r)return e.UNSIGNED_SHORT;if(1013===r)return e.INT;if(1014===r)return e.UNSIGNED_INT;if(1015===r)return e.FLOAT;if(1016===r)return e.HALF_FLOAT;if(1021===r)return e.ALPHA;if(1023===r)return e.RGBA;if(1024===r)return e.LUMINANCE;if(1025===r)return e.LUMINANCE_ALPHA;if(1026===r)return e.DEPTH_COMPONENT;if(1027===r)return e.DEPTH_STENCIL;if(1028===r)return e.RED;if(1022===r)return e.RGBA;if(1029===r)return e.RED_INTEGER;if(1030===r)return e.RG;if(1031===r)return e.RG_INTEGER;if(1033===r)return e.RGBA_INTEGER;if(33776===r||33777===r||33778===r||33779===r)if(3001===i){const t=dt(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===t)return null;if(33776===r)return t.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=dt(e,"WEBGL_compressed_texture_s3tc"),null===s)return null;if(33776===r)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===r)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===r)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===r)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===r||35841===r||35842===r||35843===r){const t=dt(e,"WEBGL_compressed_texture_pvrtc");if(null===t)return null;if(35840===r)return t.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===r)return t.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===r)return t.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===r)return t.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===r){const t=dt(e,"WEBGL_compressed_texture_etc1");return null!==t?t.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===r||37496===r){const t=dt(e,"WEBGL_compressed_texture_etc");if(null===t)return null;if(37492===r)return 3001===i?t.COMPRESSED_SRGB8_ETC2:t.COMPRESSED_RGB8_ETC2;if(37496===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:t.COMPRESSED_RGBA8_ETC2_EAC}if(37808===r||37809===r||37810===r||37811===r||37812===r||37813===r||37814===r||37815===r||37816===r||37817===r||37818===r||37819===r||37820===r||37821===r){const t=dt(e,"WEBGL_compressed_texture_astc");if(null===t)return null;if(37808===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:t.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:t.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:t.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:t.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:t.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:t.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:t.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:t.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:t.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:t.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:t.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:t.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:t.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:t.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===r){const t=dt(e,"EXT_texture_compression_bptc");if(null===t)return null;if(36492===r)return 3001===i?t.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:t.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===r?e.UNSIGNED_INT_24_8:1e3===r?e.REPEAT:1001===r?e.CLAMP_TO_EDGE:1004===r||1005===r?e.NEAREST_MIPMAP_LINEAR:1007===r?e.LINEAR_MIPMAP_NEAREST:1008===r?e.LINEAR_MIPMAP_LINEAR:1003===r?e.NEAREST:1006===r?e.LINEAR:null}const Jr=new Uint8Array([0,0,0,1]);class Yr{constructor({gl:e,target:t,format:i,type:s,wrapS:r,wrapT:o,wrapR:n,encoding:a,preloadColor:l,premultiplyAlpha:A,flipY:h}){this.gl=e,this.target=t||e.TEXTURE_2D,this.format=i||1023,this.type=s||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=r||1e3,this.wrapT=o||1e3,this.wrapR=n||1e3,this.encoding=a||3001,this.texture=e.createTexture(),l&&this.setPreloadColor(l),this.allocated=!0}setPreloadColor(e){e?(Jr[0]=Math.floor(255*e[0]),Jr[1]=Math.floor(255*e[1]),Jr[2]=Math.floor(255*e[2]),Jr[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(Jr[0]=0,Jr[1]=0,Jr[2]=0,Jr[3]=255);const t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP){const e=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let i=0,s=e.length;i<s;i++)t.texImage2D(e[i],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Jr)}else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Jr);t.bindTexture(this.target,null)}setTarget(e){this.target=e||this.gl.TEXTURE_2D}setImage(e,t={}){const i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);let s=!1;i.bindTexture(this.target,this.texture);const r=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);const o=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);const n=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);const a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const l=Xr(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(s=!0);const A=Xr(i,this.magFilter);A&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,A);const h=Xr(i,this.wrapS);h&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,h);const c=Xr(i,this.wrapT);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,c);const u=Xr(i,this.format,this.encoding),d=Xr(i,this.type),p=Zr(i,this.internalFormat,u,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(y.isArray(e)){const t=e,s=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let e=0,r=s.length;e<r;e++)i.texImage2D(s[e],0,p,u,d,t[e])}}else i.texImage2D(i.TEXTURE_2D,0,p,u,d,e);s&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,r),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,o),i.pixelStorei(i.UNPACK_ALIGNMENT,n),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}setCompressedData({mipmaps:e,props:t={}}){const i=this.gl,s=e.length;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR),i.activeTexture(i.TEXTURE0+0),i.bindTexture(this.target,this.texture);let r=e.length>1;i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const o=Xr(i,this.wrapS);o&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,o);const n=Xr(i,this.wrapT);if(n&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,n),this.type===i.TEXTURE_3D||this.type===i.TEXTURE_2D_ARRAY){const e=Xr(i,this.wrapR);e&&i.texParameteri(this.target,i.TEXTURE_WRAP_R,e),i.texParameteri(this.type,i.TEXTURE_WRAP_R,e)}r?(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,qr(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,qr(i,this.magFilter))):(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,Xr(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,Xr(i,this.magFilter)));const a=Xr(i,this.format,this.encoding),l=Xr(i,this.type),A=Zr(i,this.internalFormat,a,l,this.encoding,!1);i.texStorage2D(i.TEXTURE_2D,s,A,e[0].width,e[0].height);for(let t=0,s=e.length;t<s;t++){const s=e[t];1023!==this.format?null!==a?i.compressedTexSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,s.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):i.texSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,l,s.data)}i.bindTexture(this.target,null)}setProps(e){const t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}_uploadProps(e){const t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){const i=Xr(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){const i=Xr(t,e.magFilter);i&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,i))}if(void 0!==e.wrapS){const i=Xr(t,e.wrapS);i&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,i))}if(void 0!==e.wrapT){const i=Xr(t,e.wrapT);i&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,i))}}bind(e){if(this.allocated){if(this.texture){const t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}unbind(e){if(this.allocated&&this.texture){const t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}destroy(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}function Zr(e,t,i,s,r,o=!1){if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}let n=i;return i===e.RED&&(s===e.FLOAT&&(n=e.R32F),s===e.HALF_FLOAT&&(n=e.R16F),s===e.UNSIGNED_BYTE&&(n=e.R8)),i===e.RG&&(s===e.FLOAT&&(n=e.RG32F),s===e.HALF_FLOAT&&(n=e.RG16F),s===e.UNSIGNED_BYTE&&(n=e.RG8)),i===e.RGBA&&(s===e.FLOAT&&(n=e.RGBA32F),s===e.HALF_FLOAT&&(n=e.RGBA16F),s===e.UNSIGNED_BYTE&&(n=3001===r&&!1===o?e.SRGB8_ALPHA8:e.RGBA8),s===e.UNSIGNED_SHORT_4_4_4_4&&(n=e.RGBA4),s===e.UNSIGNED_SHORT_5_5_5_1&&(n=e.RGB5_A1)),n!==e.R16F&&n!==e.R32F&&n!==e.RG16F&&n!==e.RG32F&&n!==e.RGBA16F&&n!==e.RGBA32F||dt(e,"EXT_color_buffer_float"),n}function qr(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function $r(e){if(!eo(e.width)||!eo(e.height)){const t=document.createElement("canvas");t.width=to(e.width),t.height=to(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function eo(e){return 0==(e&e-1)}function to(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class io extends R{get type(){return"Texture"}constructor(e,t={}){super(e,t),this._state=new mt({texture:new Yr({gl:this.scene.canvas.gl}),matrix:d.identityMat4(),hasMatrix:t.translate&&(0!==t.translate[0]||0!==t.translate[1])||!!t.rotate||t.scale&&(0!==t.scale[0]||0!==t.scale[1]),minFilter:this._checkMinFilter(t.minFilter),magFilter:this._checkMagFilter(t.magFilter),wrapS:this._checkWrapS(t.wrapS),wrapT:this._checkWrapT(t.wrapT),flipY:this._checkFlipY(t.flipY),encoding:this._checkEncoding(t.encoding)}),this._src=null,this._image=null,this._translate=d.vec2([0,0]),this._scale=d.vec2([1,1]),this._rotate=d.vec2([0,0]),this._matrixDirty=!1,this.translate=t.translate,this.scale=t.scale,this.rotate=t.rotate,t.src?this.src=t.src:t.image&&(this.image=t.image),m.memory.textures++}_checkMinFilter(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}_checkMagFilter(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}_checkWrapS(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkWrapT(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this._state.texture=new Yr({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}_update(){const e=this._state;if(this._matrixDirty){let t,i;0===this._translate[0]&&0===this._translate[1]||(t=d.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(i=d.scalingMat4v([this._scale[0],this._scale[1],1]),t=t?d.mulMat4(t,i):i),0!==this._rotate&&(i=d.rotationMat4v(.0174532925*this._rotate,[0,0,1]),t=t?d.mulMat4(t,i):i),t&&(e.matrix=t),this._matrixDirty=!1}this.glRedraw()}set image(e){this._image=$r(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}get image(){return this._image}set src(e){this.scene.loading++,this.scene.canvas.spinner.processes++;const t=this;let i=new Image;i.onload=function(){i=$r(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}get src(){return this._src}set translate(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}get translate(){return this._translate}set scale(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}get scale(){return this._scale}set rotate(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}get rotate(){return this._rotate}get minFilter(){return this._state.minFilter}get magFilter(){return this._state.magFilter}get wrapS(){return this._state.wrapS}get wrapT(){return this._state.wrapT}get flipY(){return this._state.flipY}get encoding(){return this._state.encoding}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),m.memory.textures--}}class so extends R{get type(){return"Fresnel"}constructor(e,t={}){super(e,t),this._state=new mt({edgeColor:d.vec3([0,0,0]),centerColor:d.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),this.edgeColor=t.edgeColor,this.centerColor=t.centerColor,this.edgeBias=t.edgeBias,this.centerBias=t.centerBias,this.power=t.power}set edgeColor(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set centerColor(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}get centerColor(){return this._state.centerColor}set edgeBias(e){this._state.edgeBias=e||0,this.glRedraw()}get edgeBias(){return this._state.edgeBias}set centerBias(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}get centerBias(){return this._state.centerBias}set power(e){this._state.power=null!=e?e:1,this.glRedraw()}get power(){return this._state.power}destroy(){super.destroy(),this._state.destroy()}}const ro=m.memory,oo=d.AABB3();class no extends Ht{get type(){return"VBOGeometry"}get isVBOGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new mt({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._aabb=null,this._obb=d.OBB3();const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(t.indices){var r;if(t.positionsDecodeMatrix);else{const e=Yt.getPositionsBounds(t.positions),o=Yt.compressPositions(t.positions,e.min,e.max);r=o.quantized,i.positionsDecodeMatrix=o.decodeMatrix,i.positionsBuf=new Ze(s,s.ARRAY_BUFFER,r,r.length,3,s.STATIC_DRAW),ro.positions+=i.positionsBuf.numItems,d.positions3ToAABB3(t.positions,this._aabb),d.positions3ToAABB3(r,oo,i.positionsDecodeMatrix),d.AABB3ToOBB3(oo,this._obb)}if(t.colors){const e=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors);i.colorsBuf=new Ze(s,s.ARRAY_BUFFER,e,e.length,4,s.STATIC_DRAW),ro.colors+=i.colorsBuf.numItems}if(t.uv){const e=Yt.getUVBounds(t.uv),r=Yt.compressUVs(t.uv,e.min,e.max),o=r.quantized;i.uvDecodeMatrix=r.decodeMatrix,i.uvBuf=new Ze(s,s.ARRAY_BUFFER,o,o.length,2,s.STATIC_DRAW),ro.uvs+=i.uvBuf.numItems}if(t.normals){const e=Yt.compressNormals(t.normals);let r=i.compressGeometry;i.normalsBuf=new Ze(s,s.ARRAY_BUFFER,e,e.length,3,s.STATIC_DRAW,r),ro.normals+=i.normalsBuf.numItems}{const e=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices);i.indicesBuf=new Ze(s,s.ELEMENT_ARRAY_BUFFER,e,e.length,1,s.STATIC_DRAW),ro.indices+=i.indicesBuf.numItems;const o=jt(r,e,i.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new Ze(s,s.ELEMENT_ARRAY_BUFFER,o,o.length,1,s.STATIC_DRAW),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)}this._buildHash(),ro.meshes++}else this.error("Config expected: indices");else this.error("Config expected: positions")}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf}get primitive(){return this._state.primitiveName}get aabb(){return this._aabb}get obb(){return this._obb}get numTriangles(){return this._numTriangles}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),ro.meshes--}}var ao={};function lo(e,t={}){return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,y.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var o=ao.parse.from3DS(e).edit.objects[0].mesh,n=o.vertices,a=o.uvt,l=o.indices;r.processes--,i(y.apply(t,{primitive:"triangles",positions:n,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))}function Ao(e,t={}){return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,y.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var o=ao.parse.fromOBJ(e),n=ao.edit.unwrap(o.i_verts,o.c_verts,3),a=ao.edit.unwrap(o.i_norms,o.c_norms,3),l=ao.edit.unwrap(o.i_uvt,o.c_uvt,2),A=new Int32Array(o.i_verts.length),h=0;h<o.i_verts.length;h++)A[h]=h;r.processes--,i(y.apply(t,{primitive:"triangles",positions:n,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:A}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))}function ho(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return y.apply(e,{primitive:"lines",positions:[l,A,h,l,A,d,l,u,h,l,u,d,c,A,h,c,A,d,c,u,h,c,u,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function co(e={}){return ho({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function uo(e={}){let t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);let i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1),t=t||10,i=i||10;const s=t/i,r=t/2,o=[],n=[];let a=0;for(let e=0,t=-r;e<=i;e++,t+=s)o.push(-r),o.push(0),o.push(t),o.push(r),o.push(0),o.push(t),o.push(t),o.push(0),o.push(-r),o.push(t),o.push(0),o.push(r),n.push(a++),n.push(a++),n.push(a++),n.push(a++);return y.apply(e,{primitive:"lines",positions:o,indices:n})}function po(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);let s=e.xSegments||1;s<0&&(console.error("negative xSegments not allowed - will invert"),s*=-1),s<1&&(s=1);let r=e.xSegments||1;r<0&&(console.error("negative zSegments not allowed - will invert"),r*=-1),r<1&&(r=1);const o=e.center,n=o?o[0]:0,a=o?o[1]:0,l=o?o[2]:0,A=t/2,h=i/2,c=Math.floor(s)||1,u=Math.floor(r)||1,d=c+1,p=u+1,f=t/c,g=i/u,m=new Float32Array(d*p*3),_=new Float32Array(d*p*3),v=new Float32Array(d*p*2);let b,x,B,w,P,C,M,E=0,F=0;for(b=0;b<p;b++){const e=b*g-h;for(x=0;x<d;x++)B=x*f-A,m[E]=B+n,m[E+1]=a,m[E+2]=-e+l,_[E+2]=-1,v[F]=x/c,v[F+1]=(u-b)/u,E+=3,F+=2}E=0;const I=new(m.length/3>65535?Uint32Array:Uint16Array)(c*u*6);for(b=0;b<u;b++)for(x=0;x<c;x++)w=x+d*b,P=x+d*(b+1),C=x+1+d*(b+1),M=x+1+d*b,I[E]=M,I[E+1]=P,I[E+2]=w,I[E+3]=M,I[E+4]=C,I[E+5]=P,E+=6;return y.apply(e,{positions:m,normals:_,uv:v,indices:I})}function fo(e={}){let t=e.radius||1;t<0&&(console.error("negative radius not allowed - will invert"),t*=-1),t*=.5;let i=e.tube||.3;i<0&&(console.error("negative tube not allowed - will invert"),i*=-1);let s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<4&&(s=4);let r=e.tubeSegments||24;r<0&&(console.error("negative tubeSegments not allowed - will invert"),r*=-1),r<4&&(r=4);let o=e.arc||2*Math.PI;o<0&&(console.warn("negative arc not allowed - will invert"),o*=-1),o>360&&(o=360);const n=e.center;let a=n?n[0]:0,l=n?n[1]:0;const A=n?n[2]:0,h=[],c=[],u=[],p=[];let f,g,m,_,v,b,x,B,w,P,C,M;for(B=0;B<=r;B++)for(x=0;x<=s;x++)f=x/s*o,g=.785398+B/r*Math.PI*2,a=t*Math.cos(f),l=t*Math.sin(f),m=(t+i*Math.cos(g))*Math.cos(f),_=(t+i*Math.cos(g))*Math.sin(f),v=i*Math.sin(g),h.push(m+a),h.push(_+l),h.push(v+A),u.push(1-x/s),u.push(B/r),b=d.normalizeVec3(d.subVec3([m,_,v],[a,l,A],[]),[]),c.push(b[0]),c.push(b[1]),c.push(b[2]);for(B=1;B<=r;B++)for(x=1;x<=s;x++)w=(s+1)*B+x-1,P=(s+1)*(B-1)+x-1,C=(s+1)*(B-1)+x,M=(s+1)*B+x,p.push(w),p.push(P),p.push(C),p.push(C),p.push(M),p.push(w);return y.apply(e,{positions:h,normals:c,uv:u,indices:p})}function go(e={}){if(e.points.length%3!=0)throw"Size of points array for given polyline should be divisible by 3";let t=e.points.length/3;if(t<2)throw"There should be at least 2 points to create a polyline";let i=[];for(let e=0;e<t-1;e++)i.push(e),i.push(e+1);return y.apply(e,{primitive:"lines",positions:e.points,indices:i})}function mo(e={}){let t=e.curve.getPoints(e.divisions).map((e=>[...e])).flat();return go({id:e.id,points:t})}function _o(e={}){if(3!==e.startPoint.length)throw"Start point should contain 3 elements in array: x, y and z";if(3!==e.endPoint.length)throw"End point should contain 3 elements in array: x, y and z";let t=[],i=[],s=e.startPoint[0],r=e.startPoint[1],o=e.startPoint[2],n=e.endPoint[0],a=e.endPoint[1],l=e.endPoint[2],A=Math.sqrt((n-s)**2+(a-r)**2+(l-o)**2),h=[(n-s)/A,(a-r)/A,(l-o)/A];if(e.pattern){let c=e.pattern.length,u=!1,d=0,p=0,f=0,g=[s,r,o],m=e.pattern[p];for(i.push(g[0],g[1],g[2]);m<=A-d;){let s=[h[0]*m,h[1]*m,h[2]*m],r=[g[0]+s[0],g[1]+s[1],g[2]+s[2]];i.push(r[0],r[1],r[2]),u||(t.push(f),t.push(f+1)),u=!u,f+=1,g=r,p+=1,p>=c&&(p=0),d+=m,m=e.pattern[p]}e.extendToEnd&&(i.push(n,a,l),t.push(t.length-2),t.push(t.length-1))}else t.push(0),t.push(1),i.push(s,r,o,n,a,l);return y.apply(e,{primitive:"lines",positions:i,indices:t})}ao.load=function(e,t){var i=new 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i.id=ao.bin.ril(e,0),i.verS=ao.bin.ril(e,4),i.texS=ao.bin.ril(e,8),i.indS=ao.bin.ril(e,12),i.verO=ao.bin.ril(e,16),i.verL=ao.bin.ril(e,20),i.texO=ao.bin.ril(e,24),i.texL=ao.bin.ril(e,28),i.indO=ao.bin.ril(e,32),i.indL=ao.bin.ril(e,36),0!=i.verO&&(t.vertices=ao.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=ao.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=ao.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},ao.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var s=32;t<=65535&&(s=16);var r=40;e.vertices&&(r+=4*e.vertices.length),e.uvt&&(r+=4*e.uvt.length),e.indices&&(r+=e.indices.length*s/8);var o=new Uint8Array(r);ao.bin.wil(o,0,1769365870),ao.bin.wil(o,4,32),ao.bin.wil(o,8,32),ao.bin.wil(o,12,s);var n=40;return e.vertices&&(ao.bin.wil(o,16,n),ao.bin.wil(o,20,4*e.vertices.length),ao.parse.fromBIV._writeFloats(o,n,e.vertices),n+=4*e.vertices.length),e.uvt&&(ao.bin.wil(o,24,n),ao.bin.wil(o,28,4*e.uvt.length),ao.parse.fromBIV._writeFloats(o,n,e.uvt),n+=4*e.uvt.length),e.indices&&(ao.bin.wil(o,32,n),ao.bin.wil(o,36,4*e.indices.length),ao.parse.fromBIV._writeInts(o,n,e.indices,s)),o.buffer},ao.parse.fromBIV._readFloats=function(e,t,i){for(var s=[],r=0;r<i/4;r++)s.push(ao.bin.rf(e,t+4*r));return s},ao.parse.fromBIV._writeFloats=function(e,t,i){for(var s=0;s<i.length;s++)ao.bin.wf(e,t+4*s,i[s])},ao.parse.fromBIV._readInts=function(e,t,i,s){for(var r=[],o=0;o<i/4;o++)16==s&&r.push(ao.bin.rsl(e,t+2*o)),32==s&&r.push(ao.bin.ril(e,t+4*o));return r},ao.parse.fromBIV._writeInts=function(e,t,i,s){for(var r=0;r<i.length;r++)16==s&&ao.bin.wsl(e,t+2*r,i[r]),32==s&&ao.bin.wil(e,t+4*r,i[r])},ao.gen={},ao.gen.Plane=function(e,t,i,s){i||(i=1),s||(s=1);for(var r={verts:[],inds:[],uvt:[]},o=e+1,n=t+1,a=0;a<n;a++)for(var l=0;l<o;l++){var A=l*(2/e)-1,h=a*(2/t)-1;r.verts.push(A,h,0),r.uvt.push(i*l/e,s*a/t),a<t&&l<e&&r.inds.push(a*o+l,a*o+l+1,(a+1)*o+l,a*o+l+1,(a+1)*o+l,(a+1)*o+l+1)}return r},ao.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},ao.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},s=e+1,r=t+1,o=0;o<r;o++)for(var n=0;n<s;n++){var a=-Math.PI/2+o*Math.PI/t,l=2*n*Math.PI/e,A=Math.cos(a)*Math.cos(l),h=Math.sin(a),c=Math.cos(a)*Math.sin(l);i.verts.push(A,h,c),i.uvt.push(n/e,o/t),o<t&&n<e&&i.inds.push(s*o+n,s*o+n+1,s*(o+1)+n,s*o+n+1,s*(o+1)+n,s*(o+1)+n+1)}return i},ao.mat={},ao.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},ao.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},ao.mat.rotateDeg=function(e,t,i){var s=Math.PI/180;return ao.mat.rotate(e*s,t*s,i*s)},ao.mat.rotate=function(e,t,i){var s=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r=e,o=t,n=i,a=Math.cos(r),l=Math.cos(o),A=Math.cos(n),h=Math.sin(r),c=Math.sin(o),u=Math.sin(n);return s[0]=l*A,s[1]=-l*u,s[2]=c,s[4]=a*u+h*c*A,s[5]=a*A-h*c*u,s[6]=-h*l,s[8]=h*u-a*c*A,s[9]=h*A+a*c*u,s[10]=a*l,s},ao.edit={},ao.edit.interpolate=function(e,t,i,s){for(var r=0;r<e.length;r++)i[r]=e[r]+s*(t[r]-e[r])},ao.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var s=e[i],r=e[i+1],o=e[i+2];e[i+0]=t[0]*s+t[4]*r+t[8]*o+t[12],e[i+1]=t[1]*s+t[5]*r+t[9]*o+t[13],e[i+2]=t[2]*s+t[6]*r+t[10]*o+t[14]}},ao.edit.unwrap=function(e,t,i){for(var s=new Array(Math.floor(e.length/3)*i),r=0;r<e.length;r++)for(var o=0;o<i;o++)s[r*i+o]=t[e[r]*i+o];return s},ao.edit.remap=function(e,t,i,s){for(var r=new Array(i.length),o=0;o<e.length;o++)for(var n=0;n<s;n++)r[t[o]*s+n]=i[e[o]*s+n];return r},ao.utils={},ao.utils.getAABB=function(e){var t,i,s,r,o,n;r=o=n=-(t=i=s=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],A=e[a+1],h=e[a+2];l<t&&(t=l),l>r&&(r=l),A<i&&(i=A),A>o&&(o=A),h<s&&(s=h),A>n&&(n=h)}return{min:{x:t,y:i,z:s},max:{x:r,y:o,z:n}}};class vo extends R{constructor(e,t={}){super(e,t),this._type=t.type||(t.src?t.src.split(".").pop():null)||"jpg",this._pos=d.vec3(t.pos||[0,0,0]),this._up=d.vec3(t.up||[0,1,0]),this._normal=d.vec3(t.normal||[0,0,1]),this._height=t.height||1,this._origin=d.vec3(),this._rtcPos=d.vec3(),this._imageSize=d.vec2(),this._texture=new io(this,{flipY:!0}),this._image=new Image,"jpg"!==this._type&&"png"!==this._type&&(this.error('Unsupported type - defaulting to "jpg"'),this._type="jpg"),this._node=new Qr(this,{matrix:d.inverseMat4(d.lookAtMat4v(this._pos,d.subVec3(this._pos,this._normal,d.mat4()),this._up,d.mat4())),children:[this._bitmapMesh=new Br(this,{scale:[1,1,1],rotation:[-90,0,0],collidable:t.collidable,pickable:t.pickable,opacity:t.opacity,clippable:t.clippable,geometry:new $t(this,po({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new ri(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0})})]}),t.image?this.image=t.image:t.src?this.src=t.src:t.imageData&&(this.imageData=t.imageData),this.scene._bitmapCreated(this)}set visible(e){this._bitmapMesh.visible=e}get visible(){return this._bitmapMesh.visible}set image(e){this._image=e,this._image&&(this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale())}get image(){return this._image}set src(e){if(e){this._image.onload=()=>{this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale()},this._image.src=e;switch(e.split(".").pop()){case"jpeg":case"jpg":this._type="jpg";break;case"png":this._type="png"}}}get src(){return this._image.src}set imageData(e){this._image.onload=()=>{this._texture.image=image,this._imageSize[0]=image.width,this._imageSize[1]=image.height,this._updateBitmapMeshScale()},this._image.src=e}get imageData(){const e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")}set type(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}get type(){return this._type}get pos(){return this._pos}get normal(){return this._normal}get up(){return this._up}set height(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}get height(){return this._height}set collidable(e){this._bitmapMesh.collidable=!1!==e}get collidable(){return this._bitmapMesh.collidable}set clippable(e){this._bitmapMesh.clippable=!1!==e}get clippable(){return this._bitmapMesh.clippable}set pickable(e){this._bitmapMesh.pickable=!1!==e}get pickable(){return this._bitmapMesh.pickable}set opacity(e){this._bitmapMesh.opacity=e}get opacity(){return this._bitmapMesh.opacity}destroy(){super.destroy(),this.scene._bitmapDestroyed(this)}_updateBitmapMeshScale(){const e=this._imageSize[1]/this._imageSize[0];this._bitmapMesh.scale=[this._height/e,1,this._height]}}const bo=(e,t)=>{const i=[];let s=[];function r(e,i){let s,r;for(let o=0;o<3;o++)if(s=t[3*e+o],r=t[3*i+o],s!==r)return r-s;return 0}let o=e.slice().sort(r),n=null;for(let e=0,t=o.length;e<t;e++)0!==e&&0===r(o[e],o[e-1])||(n=o[e]),i[o[e]]=n;for(let t=0,r=e.length;t<r;t+=3){const r=i[e[t]],o=i[e[t+1]],n=i[e[t+2]];let a=r,l=o,A=n;if(r>o&&r>n?o>n?(a=r,l=o,A=n):(a=r,l=n,A=o):o>r&&o>n?r>n?(a=o,l=r,A=n):(a=o,l=n,A=r):n>r&&n>o&&(r>o?(a=n,l=r,A=o):(a=n,l=o,A=r)),s[t+0]=[a,l],s[t+1]=[l,A],a>A){const e=A;A=a,a=e}s[t+2]=[A,a]}function a(e,t){let i,s;for(let r=0;r<2;r++)if(i=e[r],s=t[r],s!==i)return s-i;return 0}s=s.slice(0,e.length),s.sort(a);let l=0;for(let e=0;e<s.length;e++)if(0===e||0!==a(s[e],s[e-1])){if(0!==e&&2!==l)return!1;l=1}else l++;return!(s.length>0&&2!==l)},yo=d.vec3(),xo=d.vec3(),Bo=d.vec3();class wo{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0,this.primitive=null}setPrimitive(e){this.primitive=e}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get volume(){const e=this.vertices,t=this.indices;if("solid"!==this.primitive&&"surface"!==this.primitive&&"triangles"!==this.primitive)return-1;if("solid"!==this.primitive&&!bo(t,e))return-1;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];yo[0]=e[r],yo[1]=e[r+1],yo[2]=e[r+2],xo[0]=e[o],xo[1]=e[o+1],xo[2]=e[o+2],Bo[0]=e[n],Bo[1]=e[n+1],Bo[2]=e[n+2],d.cross3Vec3(yo,xo,yo),i+=d.dotVec3(yo,Bo)}return i/6}}const Po=new wo,Co=d.vec3(),Mo=d.vec3(),Eo=d.vec3(),Fo=d.vec3(),Io=d.vec3(),Do=d.vec3();class So{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get surfaceArea(){const e=this.vertices,t=this.indices;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];Co[0]=e[r],Co[1]=e[r+1],Co[2]=e[r+2],Mo[0]=e[o],Mo[1]=e[o+1],Mo[2]=e[o+2],Eo[0]=e[n],Eo[1]=e[n+1],Eo[2]=e[n+2],d.subVec3(Co,Mo,Fo),d.subVec3(Eo,Mo,Io),i+=.5*d.lenVec3(d.cross3Vec3(Fo,Io,Do))}return i}}const To=new So,Ro=d.OBB3(),Lo=d.OBB3(),Uo=d.OBB3();class ko{constructor(e,t,i,s,r,o,n=null,a=0){this.model=e,this.object=null,this.parent=null,this.transform=r,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=t,this.obb=null,this._aabbLocal=null,this._aabbWorld=d.AABB3(),this._aabbWorldDirty=!1,this.layer=n,this.portionId=a,this._color=new Uint8Array([i[0],i[1],i[2],s]),this._colorize=new Uint8Array([i[0],i[1],i[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,r&&r._addMesh(this),this._volume=null,this._surfaceArea=null}_sceneModelDirty(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}_transformDirty(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}_updateMatrix(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}_finalize(e){this.layer.initFlags(this.portionId,e,this._transparent)}_finalize2(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}_setVisible(e){this.layer.setVisible(this.portionId,e,this._transparent)}_setColor(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}_setColorize(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}_setOpacity(e,t){const i=e<255,s=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),s&&this.layer.setTransparent(this.portionId,t,i)}_setOffset(e){this.layer.setOffset(this.portionId,e)}_setHighlighted(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}_setXRayed(e){this.layer.setXRayed(this.portionId,e,this._transparent)}_setSelected(e){this.layer.setSelected(this.portionId,e,this._transparent)}_setEdges(e){this.layer.setEdges(this.portionId,e,this._transparent)}_setClippable(e){this.layer.setClippable(this.portionId,e,this._transparent)}_setCollidable(e){this.layer.setCollidable(this.portionId,e)}_setPickable(e){this.layer.setPickable(this.portionId,e,this._transparent)}_setCulled(e){this.layer.setCulled(this.portionId,e,this._transparent)}canPickTriangle(){return!1}drawPickTriangles(e,t){}pickTriangleSurface(e){}precisionRayPickSurface(e,t,i,s){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,s)}canPickWorldPos(){return!0}drawPickDepths(e){this.model.drawPickDepths(e)}drawPickNormals(e){this.model.drawPickNormals(e)}delegatePickedEntity(){return this.parent}getEachVertex(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}getEachIndex(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}get volume(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Po.reset(),Po.setPrimitive(this.layer.primitive),this.getEachVertex((e=>{Po.addVertex(e)})),this.getEachIndex((e=>{Po.addIndex(e)})),this._volume=Po.volume;break;default:this._volume=0}return this._volume}get surfaceArea(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":To.reset(),this.getEachVertex((e=>{To.addVertex(e)})),this.getEachIndex((e=>{To.addIndex(e)})),this._surfaceArea=To.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}set aabb(e){this._aabbLocal=e}get aabb(){if(this._aabbWorldDirty){if(d.AABB3ToOBB3(this._aabbLocal,Ro),this.transform?(d.transformOBB3(this.transform.worldMatrix,Ro,Lo),d.transformOBB3(this.model.worldMatrix,Lo,Uo),d.OBB3ToAABB3(Uo,this._aabbWorld)):(d.transformOBB3(this.model.worldMatrix,Ro,Lo),d.OBB3ToAABB3(Lo,this._aabbWorld)),this.origin){const e=this.origin;this._aabbWorld[0]+=e[0],this._aabbWorld[1]+=e[1],this._aabbWorld[2]+=e[2],this._aabbWorld[3]+=e[0],this._aabbWorld[4]+=e[1],this._aabbWorld[5]+=e[2]}this._aabbWorldDirty=!1}return this._aabbWorld}_destroy(){this.model.scene._renderer.putPickID(this.pickId)}}const Oo=new class{constructor(){this._uint8Arrays={},this._float32Arrays={}}_clear(){this._uint8Arrays={},this._float32Arrays={}}getUInt8Array(e){let t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}getFloat32Array(e){let t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}};let No=0;const Qo={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},Vo=new Float32Array([1,1,1,1]),Ho=new Float32Array([0,0,0,1]),jo=d.vec4(),Go=d.vec3(),zo=d.vec3(),Wo=d.mat4();class Ko{constructor(e,t=!1,{instancing:i=!1,edges:s=!1,useAlphaCutoff:r=!1}={}){this._scene=e,this._withSAO=t,this._instancing=i,this._edges=s,this._useAlphaCutoff=r,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}_getHash(){return this._scene._sectionPlanesState.getHash()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){return[""]}_buildFragmentShader(){return[""]}_addMatricesUniformBlockLines(e,t=!1){return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}_addRemapClipPosLines(e,t=1){return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push(`    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(${t}));`),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}getValid(){return this._hash===this._getHash()}setSectionPlanesStateUniforms(e){const t=this._scene,{gl:i}=t.canvas,{model:s,layerIndex:r}=e,o=t._sectionPlanesState.getNumAllocatedSectionPlanes(),n=t._sectionPlanesState.sectionPlanes.length;if(o>0){const a=t._sectionPlanesState.sectionPlanes,l=r*n,A=s.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(let t=0;t<o;t++){const s=this._uSectionPlanes[t];if(s)if(t<n){const r=A.sectionPlanesActivePerLayer[l+t];if(i.uniform1i(s.active,r?1:0),r){const r=a[t],o=e._state.origin;if(o){const e=$(r.dist,r.dir,o,Go);i.uniform3fv(s.pos,e)}else i.uniform3fv(s.pos,r.pos);i.uniform3fv(s.dir,r.dir)}}else i.uniform1i(s.active,0)}}}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uColor=s.getLocation("color"),this._uColor||(this._uColor=s.getLocation("silhouetteColor")),this._uUVDecodeMatrix=s.getLocation("uvDecodeMatrix"),this._uPickInvisible=s.getLocation("pickInvisible"),this._uGammaFactor=s.getLocation("gammaFactor"),t.uniformBlockBinding(s.handle,t.getUniformBlockIndex(s.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=s.getLocation("zFar")),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._aPosition=s.getAttribute("position"),this._aOffset=s.getAttribute("offset"),this._aNormal=s.getAttribute("normal"),this._aUV=s.getAttribute("uv"),this._aColor=s.getAttribute("color"),this._aMetallicRoughness=s.getAttribute("metallicRoughness"),this._aFlags=s.getAttribute("flags"),this._aPickColor=s.getAttribute("pickColor"),this._uPickZNear=s.getLocation("pickZNear"),this._uPickZFar=s.getLocation("pickZFar"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uDrawingBufferSize=s.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=s.getAttribute("modelMatrix"),this._aModelMatrixCol0=s.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=s.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=s.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=s.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=s.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=s.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=s.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=s.getLocation("intensityRange")),this._uPointSize=s.getLocation("pointSize"),this._uNearPlaneHeight=s.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=s.getLocation("sliceColor"),this._uSliceThickness=s.getLocation("sliceThickness"))}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState,o=r.lights;s.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,r.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(let e=0,t=o.length;e<t;e++){const t=o[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}}_makeVAO(e){const t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}drawLayer(e,t,i,{colorUniform:s=!1,incrementDrawState:r=!1}={}){const o=Ve.MAX_TEXTURE_IMAGE_UNITS,n=this._scene,a=n.canvas.gl,{_state:l,model:A}=t,{textureSet:h,origin:c,positionsDecodeMatrix:u}=l,p=n._lightsState,f=n.pointsMaterial,{camera:g}=A.scene,{viewNormalMatrix:m,project:_}=g,v=e.pickViewMatrix||g.viewMatrix,{position:b,rotationMatrix:y,rotationMatrixConjugate:x,worldNormalMatrix:B}=A;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?a.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(l));let w=0;const P=16;this._matricesUniformBlockBufferData.set(x,0);const C=0!==c[0]||0!==c[1]||0!==c[2],M=0!==b[0]||0!==b[1]||0!==b[2];if(C||M){const e=Go;if(C){const t=d.transformPoint3(y,c,zo);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=b[0],e[1]+=b[1],e[2]+=b[2],this._matricesUniformBlockBufferData.set(J(v,e,Wo),w+=P)}else this._matricesUniformBlockBufferData.set(v,w+=P);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||_.matrix,w+=P),this._matricesUniformBlockBufferData.set(u,w+=P),this._matricesUniformBlockBufferData.set(B,w+=P),this._matricesUniformBlockBufferData.set(m,w+=P),a.bindBuffer(a.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),a.bufferData(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,a.DYNAMIC_DRAW),a.bindBufferBase(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),a.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),n.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);a.uniform1f(this._uLogDepthBufFC,t)}this._uZFar&&a.uniform1f(this._uZFar,n.camera.project.far)}if(this._uPickInvisible&&a.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&a.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&a.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&a.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&a.uniform2f(this._uDrawingBufferSize,a.drawingBufferWidth,a.drawingBufferHeight),this._uUVDecodeMatrix&&a.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._uIntensityRange&&f.filterIntensity&&a.uniform2f(this._uIntensityRange,f.minIntensity,f.maxIntensity),this._uPointSize&&a.uniform1f(this._uPointSize,f.pointSize),this._uNearPlaneHeight){const e="ortho"===n.camera.projection?1:a.drawingBufferHeight/(2*Math.tan(.5*n.camera.perspective.fov*Math.PI/180));a.uniform1f(this._uNearPlaneHeight,e)}if(h){const{colorTexture:t,metallicRoughnessTexture:i,emissiveTexture:s,normalsTexture:r,occlusionTexture:n}=h;this._uColorMap&&t&&(this._program.bindTexture(this._uColorMap,t.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uMetallicRoughMap&&i&&(this._program.bindTexture(this._uMetallicRoughMap,i.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uEmissiveMap&&s&&(this._program.bindTexture(this._uEmissiveMap,s.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uNormalMap&&r&&(this._program.bindTexture(this._uNormalMap,r.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uAOMap&&n&&(this._program.bindTexture(this._uAOMap,n.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o)}if(p.reflectionMaps.length>0&&p.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,p.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),p.lightMaps.length>0&&p.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,p.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),this._withSAO){const t=n.sao;if(t.possible){const i=a.drawingBufferWidth,s=a.drawingBufferHeight;jo[0]=i,jo[1]=s,jo[2]=t.blendCutoff,jo[3]=t.blendFactor,a.uniform4fv(this._uSAOParams,jo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++}}if(this._useAlphaCutoff&&a.uniform1f(this._alphaCutoffLocation,h.alphaCutoff),s){const e=this._edges?"edgeColor":"fillColor",t=this._edges?"edgeAlpha":"fillAlpha";if(i===Qo[(this._edges?"EDGES":"SILHOUETTE")+"_XRAYED"]){const i=n.xrayMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===Qo[(this._edges?"EDGES":"SILHOUETTE")+"_HIGHLIGHTED"]){const i=n.highlightMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===Qo[(this._edges?"EDGES":"SILHOUETTE")+"_SELECTED"]){const i=n.selectedMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else a.uniform4fv(this._uColor,this._edges?Ho:Vo)}this._draw({state:l,frameCtx:e,incrementDrawState:r}),a.bindVertexArray(null)}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null,m.memory.programs--}}class Xo extends Ko{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!1,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{const e=s.pickElementsCount||i.indicesBuf.numItems,o=s.pickElementsOffset?s.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,e,i.indicesBuf.itemType,o),r&&s.drawElements++}}}class Jo extends Xo{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// Triangles batching draw vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):s.push("   outColor            = newColor;"),s.push("}"),s}}class Yo extends Xo{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._lightsState,i=e._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching flat-shading draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),s){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(r),r.push("uniform vec4 lightAmbient;");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];"ambient"!==i.type&&(r.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&r.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&r.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(r.push("uniform vec3 lightPos"+e+";"),r.push("uniform vec3 lightDir"+e+";")))}if(r.push("in vec4 vViewPosition;"),r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),s){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}r.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),r.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),r.push("float lambertian = 1.0;"),r.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),r.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),r.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];if("ambient"!==i.type){if("dir"===i.type)"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?r.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):r.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}r.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),r.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return r.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):r.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}class Zo extends Xo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching silhouette fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r){for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = newColor;"),o.push("}"),o}}class qo extends Xo{constructor(e){super(e,!1,{instancing:!1,edges:!0})}}class $o extends qo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class en extends qo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry edges drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class tn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class sn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class rn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class on extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class nn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching depth fragment shader"),s.push("precision highp float;"),s.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec2 vHighPrecisionZW;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),s.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),s.push("}"),s}}class an extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class ln extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}class An extends Xo{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Triangles batching quality draw vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),o.push("vFragDepth = 1.0 + clipPos.w;")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Triangles batching quality draw fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),n.push("uniform sampler2D uAOMap;"),n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),n.push("              return surf_norm;"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3  diffuseColor;"),n.push("   float specularRoughness;"),n.push("   vec3  specularColor;"),n.push("   float shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("float aoFactor = texture(uAOMap, vUV).r;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class hn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick flat normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class cn extends Xo{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching color texture fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const un=d.vec3(),dn=d.vec3(),pn=d.vec3(),fn=d.vec3(),gn=d.mat4();class mn extends Ko{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=un;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=dn;if(l){const e=pn;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,gn),m=fn,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const _n=d.vec3(),vn=d.vec3(),bn=d.vec3(),yn=d.vec3(),xn=d.mat4();class Bn extends Ko{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=_n;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=vn;if(l){const e=bn;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,xn),m=yn,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElements(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class wn{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new Zo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new tn(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new sn(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new mn(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Bn(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Jo(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Jo(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new Yo(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Yo(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new cn(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new cn(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new cn(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new cn(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new An(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new An(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Zo(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new nn(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new an(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new $o(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new en(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new tn(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new rn(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new hn(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new sn(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new on(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new ln(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Bn(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new mn(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Pn={};let Cn=65536,Mn=5e6;class En{constructor(){}set doublePrecisionEnabled(e){d.setDoublePrecisionEnabled(e)}get doublePrecisionEnabled(){return d.getDoublePrecisionEnabled()}set maxDataTextureHeight(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),Cn=e}get maxDataTextureHeight(){return Cn}set maxGeometryBatchSize(e){e<1e5?e=1e5:e>5e6&&(e=5e6),Mn=e}get maxGeometryBatchSize(){return Mn}}const Fn=new En;class In{constructor(){this.maxVerts=Fn.maxGeometryBatchSize,this.maxIndices=3*Fn.maxGeometryBatchSize,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]}}const Dn=d.mat4(),Sn=d.mat4();function Tn(e,t,i){const s=e.length,r=new Uint16Array(s),o=t[0],n=t[1],a=t[2],l=t[3]-o,A=t[4]-n,h=t[5]-a,c=65525,u=c/l,p=c/A,f=c/h,g=e=>e>=0?e:0;for(let t=0;t<s;t+=3)r[t+0]=Math.floor(g(e[t+0]-o)*u),r[t+1]=Math.floor(g(e[t+1]-n)*p),r[t+2]=Math.floor(g(e[t+2]-a)*f);return d.identityMat4(Dn),d.translationMat4v(t,Dn),d.identityMat4(Sn),d.scalingMat4v([l/c,A/c,h/c],Sn),d.mulMat4(Dn,Sn,i),r}function Rn(e,t){const i=e[0],s=e[1],r=e[2],o=e[3]-i,n=e[4]-s,a=e[5]-r,l=65525;return d.identityMat4(Dn),d.translationMat4v(e,Dn),d.identityMat4(Sn),d.scalingMat4v([o/l,n/l,a/l],Sn),d.mulMat4(Dn,Sn,t),t}function Ln(e,t,i){let s=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),r=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){let e=s,t=r;e=(1-Math.abs(r))*(s>=0?1:-1),t=(1-Math.abs(s))*(r>=0?1:-1),s=e,r=t}return new Int8Array([Math[t](127.5*s+(s<0?-1:0)),Math[i](127.5*r+(r<0?-1:0))])}function Un(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}const kn=d.mat4(),On=d.mat4(),Nn=d.vec4([0,0,0,1]),Qn=d.vec3(),Vn=d.vec3(),Hn=d.vec3(),jn=d.vec3(),Gn=d.vec3(),zn=d.vec3(),Wn=d.vec3();class Kn{constructor(e){this.model=e.model,this.sortId="TrianglesBatchingLayer"+(e.solid?"-solid":"-surface")+(e.autoNormals?"-autonormals":"-normals")+(e.textureSet&&e.textureSet.colorTexture?"-colorTexture":"")+(e.textureSet&&e.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Pn[t];return i||(i=new wn(e),Pn[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Pn[t],i._destroy()}))),i}(e.model.scene),this._buffer=new In(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new mt({origin:d.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:e.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=d.mat4(e.positionsDecodeMatrix)),e.uvDecodeMatrix?(this._state.uvDecodeMatrix=d.mat3(e.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,e.origin&&this._state.origin.set(e.origin),this.solid=!!e.solid,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.normals,o=t.normalsCompressed,n=t.uv,a=t.uvCompressed,l=t.colors,A=t.colorsCompressed,h=t.indices,c=t.edgeIndices,u=t.color,p=t.metallic,f=t.roughness,g=t.opacity,m=t.meshMatrix,_=t.pickColor,v=this.model.scene,b=this._buffer,y=b.positions.length/3;let x;if(d.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";x=s.length/3;for(let e=0,t=s.length;e<t;e++)b.positions.push(s[e])}else{if(!i)throw"positions expected";x=i.length/3;for(let e=0,t=i.length;e<t;e++)b.positions.push(i[e])}if(o&&o.length>0)for(let e=0,t=o.length;e<t;e++)b.normals.push(o[e]);else if(r&&r.length>0){const e=kn;m?d.inverseMat4(d.transposeMat4(m,On),e):d.identityMat4(e,e),function(e,t,i,s,r){function o(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}let n,a,l,A,h,c,u=new Float32Array([0,0,0,0]),p=new Float32Array([0,0,0,0]);for(c=0;c<i;c+=3)u[0]=t[c],u[1]=t[c+1],u[2]=t[c+2],d.transformVec3(e,u,p),d.normalizeVec3(p,p),l=n=Ln(p,"floor","floor"),a=Un(n),A=h=o(p,a),n=Ln(p,"ceil","floor"),a=Un(n),A=o(p,a),A>h&&(l=n,h=A),n=Ln(p,"floor","ceil"),a=Un(n),A=o(p,a),A>h&&(l=n,h=A),n=Ln(p,"ceil","ceil"),a=Un(n),A=o(p,a),A>h&&(l=n,h=A),s[r+c+0]=l[0],s[r+c+1]=l[1],s[r+c+2]=0}(e,r,r.length,b.normals,b.normals.length)}if(l)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(255*l[e]),b.colors.push(255*l[e+1]),b.colors.push(255*l[e+2]),b.colors.push(255);else if(A)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(l[e]),b.colors.push(l[e+1]),b.colors.push(l[e+2]),b.colors.push(255);else if(u){const e=u[0],t=u[1],i=u[2],s=g;for(let r=0;r<x;r++)b.colors.push(e),b.colors.push(t),b.colors.push(i),b.colors.push(s)}const B=null!=p?p:0,w=null!=f?f:255;for(let e=0;e<x;e++)b.metallicRoughness.push(B),b.metallicRoughness.push(w);if(n&&n.length>0)for(let e=0,t=n.length;e<t;e++)b.uv.push(n[e]);else if(a&&a.length>0)for(let e=0,t=a.length;e<t;e++)b.uv.push(a[e]);for(let e=0,t=h.length;e<t;e++)b.indices.push(y+h[e]);if(c)for(let e=0,t=c.length;e<t;e++)b.edgeIndices.push(y+c[e]);{const e=b.pickColors.length;for(let t=e,i=e+4*x;t<i;t+=4)b.pickColors.push(_[0]),b.pickColors.push(_[1]),b.pickColors.push(_[2]),b.pickColors.push(_[3])}if(v.entityOffsetsEnabled)for(let e=0;e<x;e++)b.offsets.push(0),b.offsets.push(0),b.offsets.push(0);const P=this._portions.length,C={vertsBaseIndex:y,numVerts:x,indicesBaseIndex:b.indices.length-h.length,numIndices:h.length};return v.readableGeometryEnabled&&(C.indices=h,v.entityOffsetsEnabled&&(C.offset=new Float32Array(3))),this._portions.push(C),this._numPortions++,this.model.numPortions++,this._numVerts+=C.numVerts,this._meshes.push(e),P}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){const s=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):Tn(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=d.mat4());if(e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(let e=0,t=this._portions.length;e<t;e++){const t=this._portions[e],i=3*t.vertsBaseIndex,r=i+3*t.numVerts;t.quantizedPositions=s.slice(i,r)}}if(i.normals.length>0){const s=new Int8Array(i.normals);let r=!0;e.normalsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.normals.length,3,t.STATIC_DRAW,r)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.uv.length>0)if(e.uvDecodeMatrix){let s=!1;e.uvBuf=new Ze(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,s)}else{const s=Yt.getUVBounds(i.uv),r=Yt.compressUVs(i.uv,s.min,s.max),o=r.quantized;let n=!1;e.uvDecodeMatrix=d.mat3(r.decodeMatrix),e.uvBuf=new Ze(t,t.ARRAY_BUFFER,o,o.length,2,t.STATIC_DRAW,n)}if(i.metallicRoughness.length>0){const s=new Uint8Array(i.metallicRoughness);let r=!1;e.metallicRoughnessBuf=new Ze(t,t.ARRAY_BUFFER,s,i.metallicRoughness.length,2,t.STATIC_DRAW,r)}if(i.positions.length>0){const s=i.positions.length/3,r=new Float32Array(s),o=!1;e.flagsBuf=new Ze(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(i.pickColors.length>0){const s=new Uint8Array(i.pickColors);let r=!1;e.pickColorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.pickColors.length,4,t.STATIC_DRAW,r)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){const s=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,s,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}isEmpty(){return!this._state.indicesBuf}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=e,s=this._portions[i],r=4*s.vertsBaseIndex,o=4*s.numVerts,n=this._scratchMemory.getUInt8Array(o),a=t[0],l=t[1],A=t[2],h=t[3];for(let e=0;e<o;e+=4)n[e+0]=a,n[e+1]=l,n[e+2]=A,n[e+3]=h;this._state.colorsBuf&&this._state.colorsBuf.setData(n,r,o)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=e,o=this._portions[r],n=o.vertsBaseIndex,a=o.numVerts,l=!!(t&ee),A=!!(t&oe),h=!!(t&ne),c=!!(t&ae),u=!!(t&le),d=!!(t&ie),p=!!(t&te);let f,g;f=!l||p||A||h&&!this.model.scene.highlightMaterial.glowThrough||c&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,g=!l||p?Qo.NOT_RENDERED:c?Qo.SILHOUETTE_SELECTED:h?Qo.SILHOUETTE_HIGHLIGHTED:A?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let m=0;m=!l||p?Qo.NOT_RENDERED:c?Qo.EDGES_SELECTED:h?Qo.EDGES_HIGHLIGHTED:A?Qo.EDGES_XRAYED:u?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let _=l&&!p&&d?Qo.PICK:Qo.NOT_RENDERED;const v=t&se?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=n,t=n+a;e<t;e++){let t=0;t|=f,t|=g<<4,t|=m<<8,t|=_<<12,t|=v<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(a);for(let t=0;t<a;t++){let i=0;i|=f,i|=g<<4,i|=m<<8,i|=_<<12,i|=v<<16,e[t]=i}this._state.flagsBuf.setData(e,n,a)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=e,s=this._portions[i],r=3*s.vertsBaseIndex,o=3*s.numVerts,n=this._scratchMemory.getFloat32Array(o),a=t[0],l=t[1],A=t[2];for(let e=0;e<o;e+=3)n[e+0]=a,n[e+1]=l,n[e+2]=A;this._state.offsetsBuf&&this._state.offsetsBuf.setData(n,r,o),this.model.scene.readableGeometryEnabled&&(s.offset[0]=t[0],s.offset[1]=t[1],s.offset[2]=t[2])}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portions[e];if(!s)return void this.model.error("portion not found: "+e);const r=s.quantizedPositions,o=i.origin,n=o[0],a=o[1],l=o[2],A=Nn,h=this.model.matrix,c=i.positionsDecodeMatrix;for(let e=0,i=r.length;e<i;e+=3)A[0]=r[e],A[1]=r[e+1],A[2]=r[e+2],A[3]=1,d.decompressPosition(A,c),d.transformPoint4(h,A),A[0]+=n,A[1]+=a,A[2]+=l,t(A)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portions[e];if(!i)return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}getElementsCountAndOffset(e){let t=null,i=null;const s=this._portions[e];return s&&(t=s.numIndices,i=s.indicesBaseIndex),{count:t,offset:i}}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Qo.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Qo.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state,n=this._portions[e];if(!n)return this.model.error("portion not found: "+e),!1;const a=n.quantizedPositions,l=n.indices,A=o.origin,h=n.offset,c=Qn,u=Vn;c.set(A?d.subVec3(t,A,Hn):t),u.set(i),h&&d.subVec3(c,h),d.transformRay(this.model.worldNormalMatrix,c,u,c,u);const p=jn,f=Gn,g=zn;let m=!1,_=0;const v=Wn;for(let e=0,i=l.length;e<i;e+=3){const i=3*l[e],n=3*l[e+1],b=3*l[e+2];if(p[0]=a[i],p[1]=a[i+1],p[2]=a[i+2],f[0]=a[n],f[1]=a[n+1],f[2]=a[n+2],g[0]=a[b],g[1]=a[b+1],g[2]=a[b+2],d.decompressPosition(p,o.positionsDecodeMatrix),d.decompressPosition(f,o.positionsDecodeMatrix),d.decompressPosition(g,o.positionsDecodeMatrix),d.rayTriangleIntersect(c,u,p,f,g,v)){d.transformPoint3(this.model.worldMatrix,v,v),h&&d.addVec3(v,h),A&&d.addVec3(v,A);const e=Math.abs(d.lenVec3(d.subVec3(v,t,[])));(!m||e>_)&&(_=e,s.set(v),r&&d.triangleNormal(p,f,g,r),m=!0)}}return m&&r&&(d.transformVec3(this.model.worldNormalMatrix,r,r),d.normalizeVec3(r)),m}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}class Xn extends Ko{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!0,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++)}}class Jn extends Xn{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r,o,n;const a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),e.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),e.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),r=0,o=i.lights.length;r<o;r++)n=i.lights[r],"ambient"!==n.type&&(a.push("uniform vec4 lightColor"+r+";"),"dir"===n.type&&a.push("uniform vec3 lightDir"+r+";"),"point"===n.type&&a.push("uniform vec3 lightPos"+r+";"),"spot"===n.type&&(a.push("uniform vec3 lightPos"+r+";"),a.push("uniform vec3 lightDir"+r+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),s&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),r=0,o=i.lights.length;r<o;r++)if(n=i.lights[r],"ambient"!==n.type){if("dir"===n.type)"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);");else if("point"===n.type)"view"===n.space?a.push("viewLightDir = -normalize(lightPos"+r+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+r+", 0.0)).xyz);");else{if("spot"!==n.type)continue;"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+r+".rgb * lightColor"+r+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):s.push("    outColor           = newColor;"),s.push("}"),s}}class Yn extends Xn{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState;let s,r;const o=t.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry flat-shading drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),o){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];"ambient"!==e.type&&(n.push("uniform vec4 lightColor"+s+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+s+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+s+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+s+";"),n.push("uniform vec3 lightDir"+s+";")))}if(n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),o){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}for(n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];if("ambient"!==e.type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+s+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+s+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+s+".rgb * lightColor"+s+".a);")}}return n.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):n.push("    outColor           = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class Zn extends Xn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing fill fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = newColor;"),s.push("}"),s}}class qn extends Xn{constructor(e,t){super(e,t,{instancing:!0,edges:!0})}}class $n extends qn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class ea extends qn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class ta extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class ia extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class sa extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class ra extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class oa extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry depth drawing fragment shader"),o.push("precision highp float;"),o.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec2 vHighPrecisionZW;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),o.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),o.push("}"),o}}class na extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class aa extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const la={3e3:"linearToLinear",3001:"sRGBToLinear"};class Aa extends Xn{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Instancing geometry quality drawing vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),o.push("in vec4 modelMatrixCol0;"),o.push("in vec4 modelMatrixCol1;"),o.push("in vec4 modelMatrixCol2;"),o.push("in vec4 modelNormalMatrixCol0;"),o.push("in vec4 modelNormalMatrixCol1;"),o.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),o.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&o.push("      worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),o.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),o.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Instancing geometry quality drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),n.push("              return normalize(surf_norm );"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3    diffuseColor;"),n.push("   float   specularRoughness;"),n.push("   vec3    specularColor;"),n.push("   float   shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = "+la[s.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = "+la[s.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction = normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction = normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class ha extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class ca extends Xn{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const ua=d.vec3(),da=d.vec3(),pa=d.vec3(),fa=d.vec3(),ga=d.mat4();class ma extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=ua;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=da;if(l){const e=d.transformPoint3(h,l,pa);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,ga),m=fa,m[0]=n.eye[0]-t[0],m[1]=n.eye[1]-t[1],m[2]=n.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,m),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const _a=d.vec3(),va=d.vec3(),ba=d.vec3(),ya=d.vec3(),xa=d.mat4();class Ba extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=_a;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=va;if(l){const e=d.transformPoint3(h,l,ba);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,xa),m=ya,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class wa{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new Zn(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new ta(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new ia(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new ma(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Ba(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Jn(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Jn(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new Yn(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Yn(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new ca(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new ca(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new ca(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new ca(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new Aa(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new Aa(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Zn(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new oa(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new na(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new $n(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new ea(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new ta(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new sa(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ha(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new ia(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new ra(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new aa(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Ba(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new ma(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Pa={};const Ca=new Uint8Array(4),Ma=new Float32Array(1),Ea=d.vec4([0,0,0,1]),Fa=new Float32Array(3),Ia=d.vec3(),Da=d.vec3(),Sa=d.vec3(),Ta=d.vec3(),Ra=d.vec3(),La=d.vec3(),Ua=d.vec3(),ka=new Float32Array(4);class Oa{constructor(e){this.model=e.model,this.sortId="TrianglesInstancingLayer"+(e.solid?"-solid":"-surface")+(e.normals?"-normals":"-autoNormals"),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Pa[t];return i||(i=new wa(e),Pa[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Pa[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new mt({numInstances:0,obb:d.OBB3(),origin:d.vec3(),geometry:e.geometry,textureSet:e.textureSet,pbrSupported:!1,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,e.origin&&this._state.origin.set(e.origin),this._finalized=!1,this.solid=!!e.solid,this.numIndices=e.geometry.numIndices,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.metallic,r=t.roughness,o=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,n=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";const l=i[0],A=i[1],h=i[2];if(this._colors.push(l),this._colors.push(A),this._colors.push(h),this._colors.push(o),this._metallicRoughness.push(null!=s?s:0),this._metallicRoughness.push(null!=r?r:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(n[0]),this._modelMatrixCol0.push(n[4]),this._modelMatrixCol0.push(n[8]),this._modelMatrixCol0.push(n[12]),this._modelMatrixCol1.push(n[1]),this._modelMatrixCol1.push(n[5]),this._modelMatrixCol1.push(n[9]),this._modelMatrixCol1.push(n[13]),this._modelMatrixCol2.push(n[2]),this._modelMatrixCol2.push(n[6]),this._modelMatrixCol2.push(n[10]),this._modelMatrixCol2.push(n[14]),this._state.geometry.normals){let e=d.transposeMat4(n,d.mat4()),t=d.inverseMat4(e);this._modelNormalMatrixCol0.push(t[0]),this._modelNormalMatrixCol0.push(t[4]),this._modelNormalMatrixCol0.push(t[8]),this._modelNormalMatrixCol0.push(t[12]),this._modelNormalMatrixCol1.push(t[1]),this._modelNormalMatrixCol1.push(t[5]),this._modelNormalMatrixCol1.push(t[9]),this._modelNormalMatrixCol1.push(t[13]),this._modelNormalMatrixCol2.push(t[2]),this._modelNormalMatrixCol2.push(t[6]),this._modelNormalMatrixCol2.push(t[10]),this._modelNormalMatrixCol2.push(t[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;const c=this._portions.length,u={};return this.model.scene.readableGeometryEnabled&&(u.matrix=n.slice(),u.inverseMatrix=null,u.normalMatrix=null),this._portions.push(u),this._numPortions++,this.model.numPortions++,this._meshes.push(e),c}finalize(){if(this._finalized)return;const e=this._state,t=e.geometry,i=e.textureSet,s=this.model.scene.canvas.gl,r=this._colors.length,o=r/4;if(r>0){let t=!1;e.colorsBuf=new Ze(s,s.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,s.DYNAMIC_DRAW,t),this._colors=[]}if(this._metallicRoughness.length>0){const t=new Uint8Array(this._metallicRoughness);let i=!1;e.metallicRoughnessBuf=new Ze(s,s.ARRAY_BUFFER,t,this._metallicRoughness.length,2,s.STATIC_DRAW,i)}if(o>0){let t=!1;e.flagsBuf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(o),o,1,s.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;e.offsetsBuf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,s.DYNAMIC_DRAW,t),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){const i=!1;e.positionsBuf=new Ze(s,s.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,s.STATIC_DRAW,i),e.positionsDecodeMatrix=d.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){const i=new Uint8Array(t.colorsCompressed),r=!1;e.colorsBuf=new Ze(s,s.ARRAY_BUFFER,i,i.length,4,s.STATIC_DRAW,r)}if(t.uvCompressed&&t.uvCompressed.length>0){const i=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new Ze(s,s.ARRAY_BUFFER,i,i.length,2,s.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new Ze(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,s.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new Ze(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,s.STATIC_DRAW)),this._modelMatrixCol0.length>0){const t=!1;e.modelMatrixCol0Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelMatrixCol1Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelMatrixCol2Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol1Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol2Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){const t=!1;e.pickColorsBuf=new Ze(s,s.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,s.STATIC_DRAW,t),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Ca[0]=t[0],Ca[1]=t[1],Ca[2]=t[2],Ca[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(Ca,4*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&ee),r=!!(t&oe),o=!!(t&ne),n=!!(t&ae),a=!!(t&le),l=!!(t&ie),A=!!(t&te);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,c=!s||A?Qo.NOT_RENDERED:n?Qo.SILHOUETTE_SELECTED:o?Qo.SILHOUETTE_HIGHLIGHTED:r?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let u=0;u=!s||A?Qo.NOT_RENDERED:n?Qo.EDGES_SELECTED:o?Qo.EDGES_HIGHLIGHTED:r?Qo.EDGES_XRAYED:a?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Qo.PICK:Qo.NOT_RENDERED)<<12,d|=(t&se?1:0)<<16,Ma[0]=d,this._state.flagsBuf&&this._state.flagsBuf.setData(Ma,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Fa[0]=t[0],Fa[1]=t[1],Fa[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(Fa,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state,s=i.geometry,r=this._portions[e];if(!r)return void this.model.error("portion not found: "+e);const o=s.positionsCompressed,n=i.origin,a=n[0],l=n[1],A=n[2],h=Ea,c=r.matrix,u=this.model.matrix,p=i.positionsDecodeMatrix;for(let e=0,i=o.length;e<i;e+=3)h[0]=o[e],h[1]=o[e+1],h[2]=o[e+2],d.decompressPosition(h,p),d.transformPoint3(c,h),d.transformPoint3(u,h),h[0]+=a,h[1]+=l,h[2]+=A,t(h)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state.geometry;if(!this._portions[e])return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}setMatrix(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;ka[0]=t[0],ka[1]=t[4],ka[2]=t[8],ka[3]=t[12],this._state.modelMatrixCol0Buf.setData(ka,i),ka[0]=t[1],ka[1]=t[5],ka[2]=t[9],ka[3]=t[13],this._state.modelMatrixCol1Buf.setData(ka,i),ka[0]=t[2],ka[1]=t[6],ka[2]=t[10],ka[3]=t[14],this._state.modelMatrixCol2Buf.setData(ka,i)}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_TRANSPARENT)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_XRAYED)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_SELECTED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Qo.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state.geometry,n=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=d.inverseMat4(a.matrix,d.mat4())),r&&!a.normalMatrix&&(a.normalMatrix=d.transposeMat4(a.inverseMatrix,d.mat4()));const l=o.quantizedPositions,A=o.indices,h=n.origin,c=a.offset,u=Ia,p=Da;u.set(h?d.subVec3(t,h,Sa):t),p.set(i),c&&d.subVec3(u,c),d.transformRay(this.model.worldNormalMatrix,u,p,u,p),d.transformRay(a.inverseMatrix,u,p,u,p);const f=Ta,g=Ra,m=La;let _=!1,v=0;const b=Ua;for(let e=0,i=A.length;e<i;e+=3){const i=3*A[e+0],o=3*A[e+1],y=3*A[e+2];f[0]=l[i],f[1]=l[i+1],f[2]=l[i+2],g[0]=l[o],g[1]=l[o+1],g[2]=l[o+2],m[0]=l[y],m[1]=l[y+1],m[2]=l[y+2];const{positionsDecodeMatrix:x}=n.geometry;if(d.decompressPosition(f,x),d.decompressPosition(g,x),d.decompressPosition(m,x),d.rayTriangleIntersect(u,p,f,g,m,b)){d.transformPoint3(a.matrix,b,b),d.transformPoint3(this.model.worldMatrix,b,b),c&&d.addVec3(b,c),h&&d.addVec3(b,h);const e=Math.abs(d.lenVec3(d.subVec3(b,t,[])));(!_||e>v)&&(v=e,s.set(b),r&&d.triangleNormal(f,g,m,r),_=!0)}}return _&&r&&(d.transformVec3(a.normalMatrix,r,r),d.transformVec3(this.model.worldNormalMatrix,r,r),d.normalizeVec3(r)),_}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}class Na extends Ko{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),r&&s.drawElements++}}class Qa extends Na{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Va extends Na{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const Ha=d.vec3(),ja=d.vec3(),Ga=d.vec3(),za=d.vec3(),Wa=d.mat4();class Ka extends Ko{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=Ha;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=ja;if(l){const e=Ga;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,Wa),m=za,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Xa=d.vec3(),Ja=d.vec3(),Ya=d.vec3(),Za=d.vec3(),qa=d.mat4();class $a extends Ko{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=Xa;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Ja;if(l){const e=Ya;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,qa),m=Za,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class el{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Qa(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Va(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ka(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new $a(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const tl={};class il{constructor(e=5e6){e>5e6&&(e=5e6),this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]}}class sl{constructor(e){this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=tl[t];return i||(i=new el(e),tl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete tl[t],i._destroy()}))),i}(e.model.scene),this.model=e.model,this._buffer=new il(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new mt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:d.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=d.vec3(e.origin)),this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.indices,o=t.color,n=t.opacity,a=this._buffer,l=a.positions.length/3;let A;if(d.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";A=s.length/3;for(let e=0,t=s.length;e<t;e++)a.positions.push(s[e])}else{if(!i)throw"positions expected";A=i.length/3;for(let e=0,t=i.length;e<t;e++)a.positions.push(i[e])}if(o){const e=o[0],t=o[1],i=o[2],s=n;for(let r=0;r<A;r++)a.colors.push(e),a.colors.push(t),a.colors.push(i),a.colors.push(s)}if(r)for(let e=0,t=r.length;e<t;e++)a.indices.push(r[e]+l);if(this.model.scene.entityOffsetsEnabled)for(let e=0;e<A;e++)a.offsets.push(0),a.offsets.push(0),a.offsets.push(0);const h=this._portions.length/2;return this._portions.push(l),this._portions.push(A),this._numPortions++,this.model.numPortions++,this._numVerts+=A,this._meshes.push(e),h}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){const s=new Uint16Array(i.positions);e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{const s=Tn(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.colors.length>0){const s=i.colors.length/4,r=new Float32Array(s);let o=!1;e.flagsBuf=new Ze(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2],A=t[3];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l,o[e+3]=A;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=2*e,o=this._portions[r],n=this._portions[r+1],a=!!(t&ee),l=!!(t&oe),A=!!(t&ne),h=!!(t&ae),c=!!(t&ie),u=!!(t&te);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,p=!a||u?Qo.NOT_RENDERED:h?Qo.SILHOUETTE_SELECTED:A?Qo.SILHOUETTE_HIGHLIGHTED:l?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let f=a&&!u&&c?Qo.PICK:Qo.NOT_RENDERED;const g=t&se?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=o,t=o+n;e<t;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(n);for(let t=0;t<n;t++){let i=0;i|=d,i|=p<<4,i|=f<<12,i|=g<<16,e[t]=i}this._state.flagsBuf.setData(e,o,n)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e){}drawPickDepths(e){}drawPickNormals(e){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK)}drawOcclusion(e){}drawShadow(e){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}class rl extends Ko{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++}}class ol extends rl{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Lines instancing color fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):o.push("    outColor           = vColor;"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class nl extends rl{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const al=d.vec3(),ll=d.vec3(),Al=d.vec3();d.vec3();const hl=d.mat4();class cl extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=al;let g;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=ll;if(l){const e=d.transformPoint3(h,l,Al);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,hl),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const ul=d.vec3(),dl=d.vec3(),pl=d.vec3();d.vec3();const fl=d.mat4();class gl extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=ul;let g;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=dl;if(l){const e=d.transformPoint3(h,l,pl);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,fl),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class ml{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._snapInitRenderer||(this._snapInitRenderer=new cl(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new gl(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new ol(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new nl(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new cl(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new gl(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const _l={};const vl=new Uint8Array(4),bl=new Float32Array(1),yl=new Float32Array(3),xl=new Float32Array(4);class Bl{constructor(e){this.model=e.model,this.material=e.material,this.sortId="LinesInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=_l[t];return i||(i=new ml(e),_l[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete _l[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new mt({obb:d.OBB3(),numInstances:0,origin:null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,e.origin&&(this._state.origin=d.vec3(e.origin)),this._finalized=!1,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.opacity,r=t.meshMatrix;if(this._finalized)throw"Already finalized";const o=i[0],n=i[1],a=i[2];i[3],this._colors.push(o),this._colors.push(n),this._colors.push(a),this._colors.push(s),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(r[0]),this._modelMatrixCol0.push(r[4]),this._modelMatrixCol0.push(r[8]),this._modelMatrixCol0.push(r[12]),this._modelMatrixCol1.push(r[1]),this._modelMatrixCol1.push(r[5]),this._modelMatrixCol1.push(r[9]),this._modelMatrixCol1.push(r[13]),this._modelMatrixCol2.push(r[2]),this._modelMatrixCol2.push(r[6]),this._modelMatrixCol2.push(r[10]),this._modelMatrixCol2.push(r[14]),this._state.numInstances++;const l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,s=this._colors.length,r=s/4;if(s>0){let t=!1;this._state.colorsBuf=new Ze(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,t),this._colors=[]}if(r>0){let t=!1;this._state.flagsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(r),r,1,e.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;this._state.offsetsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){const s=new Uint8Array(i.colorsCompressed),r=!1;t.colorsBuf=new Ze(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,r)}if(i.positionsCompressed&&i.positionsCompressed.length>0){const s=!1;t.positionsBuf=new Ze(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,s),t.positionsDecodeMatrix=d.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new Ze(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){const t=!1;this._state.modelMatrixCol0Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol1Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol2Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";vl[0]=t[0],vl[1]=t[1],vl[2]=t[2],vl[3]=t[3],this._state.colorsBuf.setData(vl,4*e,4)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&ee),r=!!(t&oe),o=!!(t&ne),n=!!(t&ae),a=!!(t&le),l=!!(t&ie),A=!!(t&te);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,c=!s||A?Qo.NOT_RENDERED:n?Qo.SILHOUETTE_SELECTED:o?Qo.SILHOUETTE_HIGHLIGHTED:r?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let u=0;u=!s||A?Qo.NOT_RENDERED:n?Qo.EDGES_SELECTED:o?Qo.EDGES_HIGHLIGHTED:r?Qo.EDGES_XRAYED:a?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Qo.PICK:Qo.NOT_RENDERED)<<12,d|=(t&se?255:0)<<16,bl[0]=d,this._state.flagsBuf.setData(bl,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(yl[0]=t[0],yl[1]=t[1],yl[2]=t[2],this._state.offsetsBuf.setData(yl,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;xl[0]=t[0],xl[1]=t[4],xl[2]=t[8],xl[3]=t[12],this._state.modelMatrixCol0Buf.setData(xl,i),xl[0]=t[1],xl[1]=t[5],xl[2]=t[9],xl[3]=t[13],this._state.modelMatrixCol1Buf.setData(xl,i),xl[0]=t[2],xl[1]=t[6],xl[2]=t[10],xl[3]=t[14],this._state.modelMatrixCol2Buf.setData(xl,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesXRayed(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK)}drawOcclusion(e,t){}drawShadow(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawPickNormals(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}class wl extends Ko{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),r&&s.drawArrays++}}class Pl extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,s=[];return s.push("#version 300 es"),s.push("// Points batching color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Cl extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform vec4 color;"),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points batching silhouette vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("uniform vec4 color;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = color;"),o.push("}"),o}}class Ml extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class El extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batched pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batched pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Fl extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("  gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),s.push("}"),s}}const Il=d.vec3(),Dl=d.vec3(),Sl=d.vec3(),Tl=d.vec3(),Rl=d.mat4();class Ll extends Ko{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=Il;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Dl;if(l){const e=Sl;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,Rl),m=Tl,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ul=d.vec3(),kl=d.vec3(),Ol=d.vec3(),Nl=d.vec3(),Ql=d.mat4();class Vl extends Ko{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=Ul;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=kl;if(l){const e=Ol;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,Ql),m=Nl,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Hl{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Pl(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Cl(this._scene)),this._silhouetteRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Ml(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new El(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Fl(this._scene)),this._occlusionRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ll(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Vl(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const jl={};class Gl{constructor(e=5e6){e>5e6&&(e=5e6),this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.intensities=[],this.pickColors=[],this.offsets=[]}}class zl{constructor(e){this.model=e.model,this.sortId="PointsBatchingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=jl[t];return i||(i=new Hl(e),jl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete jl[t],i._destroy()}))),i}(e.model.scene),this._buffer=new Gl(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new mt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:d.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=d.vec3(e.origin))}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.color,o=t.colorsCompressed,n=t.colors,a=t.pickColor,l=this._buffer,A=l.positions.length/3;let h;if(d.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";for(let e=0,t=s.length;e<t;e++)l.positions.push(s[e]);h=s.length/3}else{if(!i)throw"positions expected";h=i.length/3,i.length,l.positions.length;for(let e=0,t=i.length;e<t;e++)l.positions.push(i[e])}if(o)for(let e=0,t=o.length;e<t;e++)l.colors.push(o[e]);else if(n)for(let e=0,t=n.length;e<t;e++)l.colors.push(255*n[e]);else if(r){const e=r[0],t=r[1],i=r[2],s=1;for(let r=0;r<h;r++)l.colors.push(e),l.colors.push(t),l.colors.push(i),l.colors.push(s)}{const e=l.pickColors.length;for(let t=e,i=e+4*h;t<i;t+=4)l.pickColors.push(a[0]),l.pickColors.push(a[1]),l.pickColors.push(a[2]),l.pickColors.push(a[3])}if(this.model.scene.entityOffsetsEnabled)for(let e=0;e<h;e++)l.offsets.push(0),l.offsets.push(0),l.offsets.push(0);const c=this._portions.length/2;return this._portions.push(A),this._portions.push(h),this._numPortions++,this.model.numPortions++,this._meshes.push(e),c}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){const s=new Uint16Array(i.positions);e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{const s=Tn(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.STATIC_DRAW,r)}if(i.positions.length>0){const s=i.positions.length/3,r=new Float32Array(s);let o=!1;e.flagsBuf=new Ze(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(i.pickColors.length>0){const s=new Uint8Array(i.pickColors);let r=!1;e.pickColorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.pickColors.length,4,t.STATIC_DRAW,r)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized"}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=2*e,r=this._portions[s],o=this._portions[s+1],n=this._scratchMemory.getFloat32Array(o),a=!!(t&ee),l=!!(t&oe),A=!!(t&ne),h=!!(t&ae),c=!!(t&ie),u=!!(t&te);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,p=!a||u?Qo.NOT_RENDERED:h?Qo.SILHOUETTE_SELECTED:A?Qo.SILHOUETTE_HIGHLIGHTED:l?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let f=a&&!u&&c?Qo.PICK:Qo.NOT_RENDERED;const g=t&se?1:0;for(let e=0;e<o;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,n[e]=t}this._state.flagsBuf.setData(n,r)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawShadow(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}class Wl extends Ko{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),r&&s.drawArrays++}}class Kl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Xl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 color;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),s.push("uniform vec4 silhouetteColor;"),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class Jl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick mesh fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class Yl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("  vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Zl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 color;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class ql extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points instancing depth vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("const float   packUpScale = 256. / 255.;"),o.push("const float   unpackDownscale = 255. / 256.;"),o.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),o.push("const float   shiftRight8 = 1.0 / 256.;"),o.push("vec4 packDepthToRGBA( const in float v ) {"),o.push("    vec4 r = vec4( fract( v * packFactors ), v );"),o.push("    r.yzw -= r.xyz * shiftRight8;"),o.push("    return r * packUpScale;"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return o.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class $l extends Wl{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const eA=d.vec3(),tA=d.vec3(),iA=d.vec3();d.vec3();const sA=d.mat4();class rA extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=eA;let g;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=tA;if(l){const e=d.transformPoint3(h,l,iA);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,sA),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const oA=d.vec3(),nA=d.vec3(),aA=d.vec3();d.vec3();const lA=d.mat4();class AA extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=oA;let g;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=nA;if(l){const e=d.transformPoint3(h,l,aA);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,lA),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class hA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Kl(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Xl(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new ql(this._scene)),this._depthRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Jl(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Yl(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Zl(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new $l(this._scene)),this._shadowRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new rA(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new AA(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const cA={};const uA=new Uint8Array(4),dA=new Float32Array(1),pA=new Float32Array(3),fA=new Float32Array(4);class gA{constructor(e){this.model=e.model,this.material=e.material,this.sortId="PointsInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=cA[t];return i||(i=new hA(e),cA[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete cA[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new mt({obb:d.OBB3(),numInstances:0,origin:e.origin?d.vec3(e.origin):null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.meshMatrix,s=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(s[0]),this._pickColors.push(s[1]),this._pickColors.push(s[2]),this._pickColors.push(s[3]),this._state.numInstances++;const r=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),r}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,s=i.geometry;if(t>0){let s=!1;i.flagsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,s)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;i.offsetsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(s.positionsCompressed&&s.positionsCompressed.length>0){const t=!1;i.positionsBuf=new Ze(e,e.ARRAY_BUFFER,s.positionsCompressed,s.positionsCompressed.length,3,e.STATIC_DRAW,t),i.positionsDecodeMatrix=d.mat4(s.positionsDecodeMatrix)}if(s.colorsCompressed&&s.colorsCompressed.length>0){const t=new Uint8Array(s.colorsCompressed),r=!1;i.colorsBuf=new Ze(e,e.ARRAY_BUFFER,t,t.length,4,e.STATIC_DRAW,r)}if(this._modelMatrixCol0.length>0){const t=!1;i.modelMatrixCol0Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),i.modelMatrixCol1Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),i.modelMatrixCol2Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){const t=!1;i.pickColorsBuf=new Ze(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,t),this._pickColors=[]}i.geometry=null,this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";uA[0]=t[0],uA[1]=t[1],uA[2]=t[2],this._state.colorsBuf.setData(uA,3*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&ee),r=!!(t&oe),o=!!(t&ne),n=!!(t&ae),a=!!(t&le),l=!!(t&ie),A=!!(t&te);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,c=!s||A?Qo.NOT_RENDERED:n?Qo.SILHOUETTE_SELECTED:o?Qo.SILHOUETTE_HIGHLIGHTED:r?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let u=0;u=!s||A?Qo.NOT_RENDERED:n?Qo.EDGES_SELECTED:o?Qo.EDGES_HIGHLIGHTED:r?Qo.EDGES_XRAYED:a?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Qo.PICK:Qo.NOT_RENDERED)<<12,d|=(t&se?255:0)<<16,dA[0]=d,this._state.flagsBuf.setData(dA,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(pA[0]=t[0],pA[1]=t[1],pA[2]=t[2],this._state.offsetsBuf.setData(pA,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;fA[0]=t[0],fA[1]=t[4],fA[2]=t[8],fA[3]=t[12],this._state.modelMatrixCol0Buf.setData(fA,i),fA[0]=t[1],fA[1]=t[5],fA[2]=t[9],fA[3]=t[13],this._state.modelMatrixCol1Buf.setData(fA,i),fA[0]=t[2],fA[1]=t[6],fA[2]=t[10],fA[3]=t[14],this._state.modelMatrixCol2Buf.setData(fA,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawShadow(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK)}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}const mA=d.vec3(),_A=d.vec3(),vA=d.mat4();class bA{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o,p=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=mA;if(g){const t=d.transformPoint3(c,A,_A);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,vA)}else f=p;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),v=s._sectionPlanesState.sectionPlanes.length;if(_>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,r=o.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,mA);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),n.drawArrays(n.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),n.drawArrays(n.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),n.drawArrays(n.LINES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// LinesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class yA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}eagerCreateRenders(){}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new bA(this._scene,!1)),this._colorRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy()}}const xA={};class BA{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]}}class wA{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindLineIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}}class PA{constructor(e,t,i,s,r=null){this._gl=e,this._texture=t,this._textureWidth=i,this._textureHeight=s,this._textureData=r}bindTexture(e,t,i){return e.bindTexture(t,this,i)}bind(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}unbind(e){}}const CA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(CA,null,4));let e=0;Object.keys(CA).forEach((t=>{t.startsWith("size")&&(e+=CA[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/CA.totalLines).toFixed(2)}`);let t={};Object.keys(CA).forEach((i=>{i.startsWith("size")&&(t[i]=`${(CA[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class MA{disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}generateTextureForColorsAndFlags(e,t,i,s,r){const o=t.length;this.numPortions=o;const n=4096,a=Math.ceil(o/512);if(0===a)throw"texture height===0";const l=new Uint8Array(16384*a);CA.sizeDataColorsAndFlags+=l.byteLength,CA.numberOfTextures++;for(let e=0;e<o;e++)l.set(t[e],32*e+0),l.set(i[e],32*e+4),l.set([0,0,0,0],32*e+8),l.set([0,0,0,0],32*e+12),l.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),l.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20);const A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,n,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,n,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,A,n,a,l)}generateTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);CA.sizeDataTextureOffsets+=r.byteLength,CA.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,o,i,s,r)}generateTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);CA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r,o)}generateTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);CA.sizeDataPositionDecodeMatrices+=o.byteLength,CA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}generateTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);CA.sizeDataTextureIndices+=o.byteLength,CA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}generateTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);CA.sizeDataTextureIndices+=o.byteLength,CA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}generateTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);CA.sizeDataTextureIndices+=o.byteLength,CA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}generateTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);CA.sizeDataTexturePositions+=n.byteLength,CA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,a,r,o)}generateTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),CA.sizeDataTexturePortionIds+=o.byteLength,CA.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}}const EA=new En,FA=EA.maxDataTextureHeight,IA=new Float32Array(16),DA=new Uint8Array(4),SA=new Float32Array(3);let TA=0;const RA=d.identityMat4();class LA{constructor(e,t){CA.numberOfLayers++,this._layerNumber=TA++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=xA[t];return i||(i=new yA(e),xA[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete xA[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new BA,this._dataTextureState=new wA,this._dataTextureGenerator=new MA,this._state=new mt({origin:d.vec3(t.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&CA.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/2})),(this._state.numVertices+s>4096*FA||t+r>4096*FA)&&CA.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*FA&&t+r<=4096*FA}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/2/8)*2;CA.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}const i=t.positionsCompressed,s=t.indices,r=this._buffer;r.positionsCompressed.push(i);const o=r.lenPositionsCompressed/3,n=i.length/3;let a;r.lenPositionsCompressed+=i.length;let l=0;if(s){let e;l=s.length/2,n<=256?(e=r.indices8Bits,a=r.lenIndices8Bits/2,r.lenIndices8Bits+=s.length):n<=65536?(e=r.indices16Bits,a=r.lenIndices16Bits/2,r.lenIndices16Bits+=s.length):(e=r.indices32Bits,a=r.lenIndices32Bits/2,r.lenIndices32Bits+=s.length),e.push(s)}this._state.numVertices+=n,CA.numberOfGeometries++;return{vertexBase:o,numVertices:n,numLines:l,indicesBase:a}}_createSubPortion(e,t){const i=e.color,s=e.colors,r=e.opacity,o=e.meshMatrix,n=e.pickColor,a=this._buffer,l=this._state;a.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),a.perObjectInstancePositioningMatrices.push(o||RA),a.perObjectSolid.push(!!e.solid),s?a.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):i&&a.perObjectColors.push([i[0],i[1],i[2],r]),a.perObjectPickColors.push(n),a.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?l.numIndices8Bits:t.numVertices<=65536?l.numIndices16Bits:l.numIndices32Bits,a.perObjectIndexBaseOffsets.push(e/2-t.indicesBase)}const A=this._subPortions.length;if(t.numLines>0){let e,i=2*t.numLines;t.numVertices<=256?(e=a.perLineNumberPortionId8Bits,l.numIndices8Bits+=i,CA.totalLines8Bits+=t.numLines):t.numVertices<=65536?(e=a.perLineNumberPortionId16Bits,l.numIndices16Bits+=i,CA.totalLines16Bits+=t.numLines):(e=a.perLineNumberPortionId32Bits,l.numIndices32Bits+=i,CA.totalLines32Bits+=t.numLines),CA.totalLines+=t.numLines;for(let i=0;i<t.numLines;i+=8)e.push(A)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,CA.numberOfPortions++,A}finalize(){if(this._finalized)return;const e=this._state,t=this._dataTextureState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId8Bits),t.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId16Bits),t.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(t.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;DA[0]=t[0],DA[1]=t[1],DA[2]=t[2],DA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(DA,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,DA))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&ee),o=!!(t&oe),n=!!(t&te);let a,l;a=!r||n||o?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,l=!r||n?Qo.NOT_RENDERED:!!(t&ae)?Qo.SILHOUETTE_SELECTED:!!(t&ne)?Qo.SILHOUETTE_HIGHLIGHTED:o?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let A=r&&!n&&!!(t&ie)?Qo.PICK:Qo.NOT_RENDERED;const h=this._dataTextureState,c=this.model.scene.canvas.gl;DA[0]=a,DA[1]=l,DA[3]=A,h.texturePerObjectColorsAndFlags._textureData.set(DA,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),c.bindTexture(c.TEXTURE_2D,h.texturePerObjectColorsAndFlags._texture),c.texSubImage2D(c.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,c.RGBA_INTEGER,c.UNSIGNED_BYTE,DA))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&se?255:0,r=this._dataTextureState,o=this.model.scene.canvas.gl;DA[0]=s,DA[1]=0,DA[2]=1,DA[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(DA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,DA))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;SA[0]=t[0],SA[1]=t[1],SA[2]=t[2],i.texturePerObjectOffsets._textureData.set(SA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,SA))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;IA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(IA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,IA))}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){}drawSilhouetteHighlighted(e,t){}drawSilhouetteSelected(e,t){}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){}drawShadow(e,t){}setPickMatrices(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawSnapInit(e,t){}drawSnap(e,t){}drawPickNormals(e,t){}destroy(){if(this._destroyed)return;const e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}const UA=d.vec3(),kA=d.vec3(),OA=d.vec3();d.vec3();const NA=d.vec4(),QA=d.mat4();class VA{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o;if(!this._program&&(this._allocate(),this.errors))return;let p,f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=UA;if(g){const t=d.transformPoint3(c,A,kA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=J(r.viewMatrix,e,QA),f=OA,f[0]=r.eye[0]-e[0],f[1]=r.eye[1]-e[1],f[2]=r.eye[2]-e[2]}else p=r.viewMatrix,f=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),v=s._sectionPlanesState.sectionPlanes.length;if(_>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,r=o.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,UA);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}this._uSceneModelMatrix=s.getLocation("sceneModelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=s.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState.lights,o=t.camera.project;s.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(let e=0,t=r.length;e<t;e++){const t=r[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}if(this._withSAO){const s=t.sao;if(s.possible){const t=i.drawingBufferWidth,r=i.drawingBufferHeight;NA[0]=t,NA[1]=r,NA[2]=s.blendCutoff,NA[3]=s.blendFactor,i.uniform4fv(this._uSAOParams,NA),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// TrianglesDataTextureColorRenderer vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("uniform mat4 sceneModelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),o.push("uniform highp sampler2D uTexturePerObjectMatrix;"),o.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),o.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),o.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),o.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),o.push("uniform vec3 uCameraEyeRtc;"),o.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("out float isPerspective;")),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));s&&(o.push("out vec4 vWorldPosition;"),o.push("flat out uint vFlags2;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int polygonIndex = gl_VertexID / 3;"),o.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),o.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),o.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),o.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),o.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),o.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),o.push("if (int(flags.x) != renderPass) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("} else {"),o.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),o.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),o.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),o.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),o.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),o.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),o.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),o.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),o.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),o.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),o.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),o.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),o.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),o.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),o.push("if (color.a == 0u) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("};"),o.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),o.push("vec3 position;"),o.push("position = positions[gl_VertexID % 3];"),o.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),o.push("if (solid != 1u) {"),o.push("if (isPerspectiveMatrix(projMatrix)) {"),o.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),o.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("} else {"),o.push("if (viewNormal.z < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("}"),o.push("}"),o.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),o.push("vec4 viewPosition = viewMatrix * worldPosition; "),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = vec3(color.rgb) / 255.0;"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags2 = flags2.r;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// TrianglesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const HA=new Float32Array([1,1,1]),jA=d.vec3(),GA=d.vec3(),zA=d.vec3();d.vec3();const WA=d.mat4();class KA{constructor(e,t){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o,p=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let f,g;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=jA;if(A){const t=GA;d.transformPoint3(c,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,WA),g=zA,g[0]=r.eye[0]-e[0],g[1]=r.eye[1]-e[1],g[2]=r.eye[2]-e[2]}else f=p,g=r.eye;if(n.uniform3fv(this._uCameraEyeRtc,g),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),i===Qo.SILHOUETTE_XRAYED){const e=s.xrayMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Qo.SILHOUETTE_HIGHLIGHTED){const e=s.highlightMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Qo.SILHOUETTE_SELECTED){const e=s.selectedMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,HA);if(s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,jA);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const XA=new Float32Array([0,0,0,1]),JA=d.vec3(),YA=d.vec3();d.vec3();const ZA=d.mat4();class qA{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=JA;if(g){const t=d.transformPoint3(c,A,YA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,ZA)}else f=p;if(n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),i===Qo.EDGES_XRAYED){const e=r.xrayMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Qo.EDGES_HIGHLIGHTED){const e=r.highlightMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Qo.EDGES_SELECTED){const e=r.selectedMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,XA);const _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),v=r._sectionPlanesState.sectionPlanes.length;if(_>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,o=s.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,JA);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const $A=d.vec3(),eh=d.vec3(),th=d.mat4();class ih{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=o.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=$A;if(g){const t=d.transformPoint3(c,A,eh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,th)}else f=p;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),v=r._sectionPlanesState.sectionPlanes.length;if(_>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,o=s.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,$A);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const sh=d.vec3(),rh=d.vec3(),oh=d.vec3(),nh=d.mat4();class ah{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=e.pickViewMatrix||o.viewMatrix,f=e.pickProjMatrix||o.projMatrix,g=e.pickOrigin||o.eye,m=e.pickProjMatrix?e.pickZFar:o.project.far;let _,v;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const b=0!==A[0]||0!==A[1]||0!==A[2],y=0!==h[0]||0!==h[1]||0!==h[2];if(b||y){const e=sh;if(b){const t=d.transformPoint3(c,A,rh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],_=J(p,e,nh),v=oh,v[0]=g[0]-e[0],v[1]=g[1]-e[1],v[2]=g[2]-e[2]}else _=p,v=g;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,_),n.uniformMatrix4fv(this._uProjMatrix,!1,f),n.uniform3fv(this._uCameraEyeRtc,v),n.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(m+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const x=r._sectionPlanesState.getNumAllocatedSectionPlanes(),B=r._sectionPlanesState.sectionPlanes.length;if(x>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*B,o=s.renderFlags;for(let t=0;t<x;t++){const s=this._uSectionPlanes[t];if(s)if(t<B){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,sh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const lh=d.vec3(),Ah=d.vec3(),hh=d.vec3();d.vec3();const ch=d.mat4();class uh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=e.pickViewMatrix||o.viewMatrix,f=e.pickProjMatrix||o.projMatrix,g=e.pickOrigin||o.eye,m=e.pickProjMatrix?e.pickZFar:o.project.far;let _,v;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const t=lh;if(A){const e=Ah;d.transformPoint3(c,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],_=J(p,t,ch),v=hh,v[0]=g[0]-t[0],v[1]=g[1]-t[1],v[2]=g[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else _=p,v=g,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(n.uniform3fv(this._uCameraEyeRtc,v),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniform1f(this._uPickZNear,e.pickZNear),n.uniform1f(this._uPickZFar,e.pickZFar),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,_),n.uniformMatrix4fv(this._uProjMatrix,!1,f),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(m+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const s=this._uSectionPlanes[t];if(s)if(t<y){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,lh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const dh=d.vec3(),ph=d.vec3(),fh=d.vec3(),gh=d.vec3();d.vec3();const mh=d.mat4();class _h{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=t.aabb,f=e.pickViewMatrix||o.viewMatrix,g=dh;let m,_;g[0]=d.safeInv(p[3]-p[0])*d.MAX_INT,g[1]=d.safeInv(p[4]-p[1])*d.MAX_INT,g[2]=d.safeInv(p[5]-p[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(g[0]),e.snapPickCoordinateScale[1]=d.safeInv(g[1]),e.snapPickCoordinateScale[2]=d.safeInv(g[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const t=ph;if(v){const e=d.transformPoint3(c,A,fh);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],m=J(f,t,mh),_=gh,_[0]=o.eye[0]-t[0],_[1]=o.eye[1]-t[1],_[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else m=f,_=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,_),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,g),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),x=r._sectionPlanesState.sectionPlanes.length;if(y>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,o=s.renderFlags;for(let t=0;t<y;t++){const s=this._uSectionPlanes[t];if(s)if(t<x){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,dh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}const B="edge"===e.snapMode?n.LINES:n.POINTS;a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(B,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(B,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(B,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const vh=d.vec3(),bh=d.vec3(),yh=d.vec3(),xh=d.vec3();d.vec3();const Bh=d.mat4();class wh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=t.aabb,f=e.pickViewMatrix||o.viewMatrix,g=vh;let m,_;g[0]=d.safeInv(p[3]-p[0])*d.MAX_INT,g[1]=d.safeInv(p[4]-p[1])*d.MAX_INT,g[2]=d.safeInv(p[5]-p[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(g[0]),e.snapPickCoordinateScale[1]=d.safeInv(g[1]),e.snapPickCoordinateScale[2]=d.safeInv(g[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const t=bh;if(v){const e=yh;d.transformPoint3(c,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],m=J(f,t,Bh),_=xh,_[0]=o.eye[0]-t[0],_[1]=o.eye[1]-t[1],_[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else m=f,_=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,_),n.uniform2fv(this._uVectorA,e.snapVectorA),n.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,g),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),x=r._sectionPlanesState.sectionPlanes.length;if(y>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,o=s.renderFlags;for(let t=0;t<y;t++){const s=this._uSectionPlanes[t];if(s)if(t<x){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,vh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ph=d.vec3(),Ch=d.vec3(),Mh=d.vec3();d.vec3();const Eh=d.mat4();class Fh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=e.pickViewMatrix||o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let f,g;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=Ph;if(A){const t=Ch;d.transformPoint3(c,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,Eh),g=Mh,g[0]=o.eye[0]-e[0],g[1]=o.eye[1]-e[1],g[2]=o.eye[2]-e[2]}else f=p,g=o.eye;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,Ph);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){const e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ih=d.vec3(),Dh=d.vec3(),Sh=d.vec3();d.vec3();const Th=d.mat4();class Rh{constructor(e){this._scene=e,this._allocate(),this._hash=this._getHash()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o;if(!this._program&&(this._allocate(),this.errors))return;let p,f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=Ih;if(g){const t=d.transformPoint3(c,A,Dh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=J(r.viewMatrix,e,Th),f=Sh,f[0]=r.eye[0]-e[0],f[1]=r.eye[1]-e[1],f[2]=r.eye[2]-e[2]}else p=r.viewMatrix,f=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),v=s._sectionPlanesState.sectionPlanes.length;if(_>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,r=o.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,Ih);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Lh=d.vec3(),Uh=d.vec3(),kh=d.vec3();d.vec3();const Oh=d.mat4();class Nh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p,f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));const g=0!==l[0]||0!==l[1]||0!==l[2],m=0!==A[0]||0!==A[1]||0!==A[2];if(g||m){const e=Lh;if(g){const t=Uh;d.transformPoint3(h,l,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=A[0],e[1]+=A[1],e[2]+=A[2],p=J(u,e,Oh),f=kh,f[0]=o.eye[0]-e[0],f[1]=o.eye[1]-e[1],f[2]=o.eye[2]-e[2]}else p=u,f=o.eye;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,o.viewNormalMatrix),n.uniformMatrix4fv(this._uWorldNormalMatrix,!1,s.worldNormalMatrix);const _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),v=r._sectionPlanesState.sectionPlanes.length;if(_>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,o=s.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(l){const e=$(i.dist,i.dir,l,Lh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(let t=0;t<e._sectionPlanesState.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Qh=d.vec3(),Vh=d.vec3(),Hh=d.vec3();d.vec3(),d.vec4();const jh=d.mat4();class Gh{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));const p=e.pickViewMatrix||r.viewMatrix,f=e.pickProjMatrix||r.projMatrix,g=e.pickOrigin||r.eye,m=e.pickProjMatrix?e.pickZFar:r.project.far;let _,v;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const b=0!==A[0]||0!==A[1]||0!==A[2],y=0!==h[0]||0!==h[1]||0!==h[2];if(b||y){const e=Qh;if(b){const t=d.transformPoint3(c,A,Vh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],_=J(p,e,jh),v=Hh,v[0]=g[0]-e[0],v[1]=g[1]-e[1],v[2]=g[2]-e[2]}else _=p,v=g;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,_),n.uniformMatrix4fv(this._uProjMatrix,!1,f),n.uniform3fv(this._uCameraEyeRtc,v),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const e=2/(Math.log(m+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const x=s._sectionPlanesState.getNumAllocatedSectionPlanes(),B=s._sectionPlanesState.sectionPlanes.length;if(x>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*B,r=o.renderFlags;for(let t=0;t<x;t++){const s=this._uSectionPlanes[t];if(s)if(t<B){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,Qh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class zh{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new KA(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new ah(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new uh(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new Gh(this._scene)),this._snapRenderer||(this._snapRenderer=new _h(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new wh(this._scene)),this._snapRenderer||(this._snapRenderer=new _h(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new VA(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new VA(this._scene,!0)),this._colorRendererWithSAO}get colorQualityRendererWithSAO(){return this._colorQualityRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new KA(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new Rh(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new Nh(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new qA(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new ih(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new ah(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Gh(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new Gh(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new uh(this._scene)),this._pickDepthRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new _h(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new wh(this._scene)),this._snapInitRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Fh(this._scene)),this._occlusionRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}const Wh={};class Kh{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]}}class Xh{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindTriangleIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}bindEdgeIndicesTextures(e,t,i,s){this.edgeIndicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[s].bindTexture(e,i,6)}}const Jh={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(Jh,null,4));let e=0;Object.keys(Jh).forEach((t=>{t.startsWith("size")&&(e+=Jh[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/Jh.totalPolygons).toFixed(2)}`);let t={};Object.keys(Jh).forEach((i=>{i.startsWith("size")&&(t[i]=`${(Jh[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class Yh{constructor(){}disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}createTextureForColorsAndFlags(e,t,i,s,r,o,n){const a=t.length;this.numPortions=a;const l=4096,A=Math.ceil(a/512);if(0===A)throw"texture height===0";const h=new Uint8Array(16384*A);Jh.sizeDataColorsAndFlags+=h.byteLength,Jh.numberOfTextures++;for(let e=0;e<a;e++)h.set(t[e],32*e+0),h.set(i[e],32*e+4),h.set([0,0,0,0],32*e+8),h.set([0,0,0,0],32*e+12),h.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),h.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20),h.set([o[e]>>24&255,o[e]>>16&255,o[e]>>8&255,255&o[e]],32*e+24),h.set([n[e]?1:0,0,0,0],32*e+28);const c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,A),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,A,e.RGBA_INTEGER,e.UNSIGNED_BYTE,h,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,c,l,A,h)}createTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);Jh.sizeDataTextureOffsets+=r.byteLength,Jh.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,o,i,s,r)}createTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Jh.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r,o)}createTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Jh.sizeDataPositionDecodeMatrices+=o.byteLength,Jh.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);Jh.sizeDataTextureIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);Jh.sizeDataTextureIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);Jh.sizeDataTextureIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor8BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*2);Jh.sizeDataTextureEdgeIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor16BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*2);Jh.sizeDataTextureEdgeIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor32BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*2);Jh.sizeDataTextureEdgeIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);Jh.sizeDataTexturePositions+=n.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,a,r,o)}createTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),Jh.sizeDataTexturePortionIds+=o.byteLength,Jh.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}}const Zh=new En,qh=Zh.maxDataTextureHeight,$h=d.vec4(),ec=new Float32Array(16),tc=new Uint8Array(4),ic=new Float32Array(3);let sc=0;const rc=d.identityMat4();class oc{constructor(e,t){Jh.numberOfLayers++,this._layerNumber=sc++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=Wh[t];return i||(i=new zh(e),Wh[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Wh[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new Kh,this._dtxState=new Xh,this._dtxTextureFactory=new Yh,this._state=new mt({origin:d.vec3(t.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&Jh.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/3})),(this._state.numVertices+s>4096*qh||t+r>4096*qh)&&Jh.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*qh&&t+r<=4096*qh}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/3/8)*3;Jh.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}if(t.edgeIndices){const e=8*Math.ceil(t.edgeIndices.length/2/8)*2;Jh.overheadSizeAlignementEdgeIndices+=2*(e-t.edgeIndices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.edgeIndices),t.edgeIndices=i}const i=t.positionsCompressed,s=t.indices,r=t.edgeIndices,o=this._buffer;o.positionsCompressed.push(i);const n=o.lenPositionsCompressed/3,a=i.length/3;let l;o.lenPositionsCompressed+=i.length;let A,h=0;if(s){let e;h=s.length/3,a<=256?(e=o.indices8Bits,l=o.lenIndices8Bits/3,o.lenIndices8Bits+=s.length):a<=65536?(e=o.indices16Bits,l=o.lenIndices16Bits/3,o.lenIndices16Bits+=s.length):(e=o.indices32Bits,l=o.lenIndices32Bits/3,o.lenIndices32Bits+=s.length),e.push(s)}let c=0;if(r){let e;c=r.length/2,a<=256?(e=o.edgeIndices8Bits,A=o.lenEdgeIndices8Bits/2,o.lenEdgeIndices8Bits+=r.length):a<=65536?(e=o.edgeIndices16Bits,A=o.lenEdgeIndices16Bits/2,o.lenEdgeIndices16Bits+=r.length):(e=o.edgeIndices32Bits,A=o.lenEdgeIndices32Bits/2,o.lenEdgeIndices32Bits+=r.length),e.push(r)}this._state.numVertices+=a,Jh.numberOfGeometries++;return{vertexBase:n,numVertices:a,numTriangles:h,numEdges:c,indicesBase:l,edgeIndicesBase:A}}_createSubPortion(e,t,i,s){const r=e.color;e.metallic,e.roughness;const o=e.colors,n=e.opacity,a=e.meshMatrix,l=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(a||rc),A.perObjectSolid.push(!!e.solid),o?A.perObjectColors.push([255*o[0],255*o[1],255*o[2],255]):r&&A.perObjectColors.push([r[0],r[1],r[2],n]),A.perObjectPickColors.push(l),A.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(e/3-t.indicesBase)}{let e;e=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(e/2-t.edgeIndicesBase)}const c=this._subPortions.length;if(t.numTriangles>0){let e,i=3*t.numTriangles;t.numVertices<=256?(e=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=i,Jh.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(e=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=i,Jh.totalPolygons16Bits+=t.numTriangles):(e=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=i,Jh.totalPolygons32Bits+=t.numTriangles),Jh.totalPolygons+=t.numTriangles;for(let i=0;i<t.numTriangles;i+=8)e.push(c)}if(t.numEdges>0){let e,i=2*t.numEdges;t.numVertices<=256?(e=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=i,Jh.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(e=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=i,Jh.totalEdges16Bits+=t.numEdges):(e=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=i,Jh.totalEdges32Bits+=t.numEdges),Jh.totalEdges+=t.numEdges;for(let i=0;i<t.numEdges;i+=8)e.push(c)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[c]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,Jh.numberOfPortions++,c}finalize(){if(this._finalized)return;const e=this._state,t=this._dtxState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId8Bits),t.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId16Bits),t.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(t.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(t.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(t.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(t.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(t.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(i,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(t.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(i,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(t.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(i,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}isEmpty(){return 0===this._numPortions}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;if(tc[0]=t[0],tc[1]=t[1],tc[2]=t[2],tc[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(tc,32*e),this._deferredSetFlagsActive)return console.info("_subPortionSetColor defer"),void(this._deferredSetFlagsDirty=!0);++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),console.info("_subPortionSetColor write through"),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,tc)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&ee),o=!!(t&oe),n=!!(t&ne),a=!!(t&ae),l=!!(t&le),A=!!(t&ie),h=!!(t&te);let c,u;c=!r||h||o||n&&!this.model.scene.highlightMaterial.glowThrough||a&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,u=!r||h?Qo.NOT_RENDERED:a?Qo.SILHOUETTE_SELECTED:n?Qo.SILHOUETTE_HIGHLIGHTED:o?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let d=0;d=!r||h?Qo.NOT_RENDERED:a?Qo.EDGES_SELECTED:n?Qo.EDGES_HIGHLIGHTED:o?Qo.EDGES_XRAYED:l?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let p=r&&!h&&A?Qo.PICK:Qo.NOT_RENDERED;const f=this._dtxState,g=this.model.scene.canvas.gl;tc[0]=c,tc[1]=u,tc[2]=d,tc[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(tc,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),g.bindTexture(g.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),g.texSubImage2D(g.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,g.RGBA_INTEGER,g.UNSIGNED_BYTE,tc))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&se?255:0,r=this._dtxState,o=this.model.scene.canvas.gl;tc[0]=s,tc[1]=0,tc[2]=1,tc[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(tc,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,tc))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;ic[0]=t[0],ic[1]=t[1],ic[2]=t[2],i.texturePerObjectOffsets._textureData.set(ic,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,ic))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;ec.set(t),i.texturePerObjectInstanceMatrices._textureData.set(ec,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,ec))}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portionToSubPortionsMap[e];if(s)for(let e=0,r=s.length;e<r;e++){const r=s[e],o=this._subPortionReadableGeometries[r],n=o.positionsCompressed,a=o.positionsDecodeMatrix;o.meshMatrix;const l=i.origin,A=l[0],h=l[1],c=l[2],u=$h;for(let e=0,i=n.length;e<i;e+=3)u[0]=n[e],u[1]=n[e+1],u[2]=n[e+2],u[3]=1,d.decompressPosition(u,a),d.transformPoint4(this.model.worldMatrix,u),d.transformPoint4(this.model.worldMatrix,u),u[0]+=A,u[1]+=h,u[2]+=c,t(u)}else this.model.error("portion not found: "+e)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portionToSubPortionsMap[e];if(i)for(let e=0,s=i.length;e<s;e++){const s=i[e],r=this._subPortionReadableGeometries[s].indices;for(let e=0,i=r.length;e<i;e++)t(r[e])}else this.model.error("portion not found: "+e)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}_updateBackfaceCull(e,t){const i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}setPickMatrices(e,t){}drawPickMesh(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK))}drawPickDepths(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,Qo.PICK))}destroy(){if(this._destroyed)return;const e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}class nc{constructor(e){this.id=e.id,this.colorTexture=e.colorTexture,this.alphaCutoff=e.alphaCutoff,this.metallicRoughnessTexture=e.metallicRoughnessTexture,this.normalsTexture=e.normalsTexture,this.emissiveTexture=e.emissiveTexture,this.occlusionTexture=e.occlusionTexture}destroy(){}}class ac{constructor(e){this.id=e.id,this.texture=e.texture}destroy(){this.texture&&(this.texture.destroy(),this.texture=null)}}const lc={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class Ac{constructor(e,t,i){this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i}itemStart(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}itemEnd(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}itemError(e){void 0!==this.onError&&this.onError(e)}resolveURL(e){return this.urlModifier?this.urlModifier(e):e}setURLModifier(e){return this.urlModifier=e,this}addHandler(e,t){return this.handlers.push(e,t),this}removeHandler(e){const t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}getHandler(e){for(let t=0,i=this.handlers.length;t<i;t+=2){const i=this.handlers[t],s=this.handlers[t+1];if(i.global&&(i.lastIndex=0),i.test(e))return s}return null}}const hc=new Ac;class cc{constructor(e){this.manager=void 0!==e?e:hc,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const i=this;return new Promise((function(s,r){i.load(e,s,t,r)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}const uc={};class dc extends cc{constructor(e){super(e)}load(e,t,i,s){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=lc.get(e);if(void 0!==r)return this.manager.itemStart(e),I.scheduleTask((()=>{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==uc[e])return void uc[e].push({onLoad:t,onProgress:i,onError:s});uc[e]=[],uc[e].push({onLoad:t,onProgress:i,onError:s});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),n=this.mimeType,a=this.responseType;fetch(o).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;const i=uc[e],s=t.body.getReader(),r=t.headers.get("Content-Length"),o=r?parseInt(r):0,n=0!==o;let a=0;const l=new ReadableStream({start(e){!function t(){s.read().then((({done:s,value:r})=>{if(s)e.close();else{a+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:n,loaded:a,total:o});for(let e=0,t=i.length;e<t;e++){const t=i[e];t.onProgress&&t.onProgress(s)}e.enqueue(r),t()}}))}()}});return new Response(l)}throw Error(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`)})).then((e=>{switch(a){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,n)));case"json":return e.json();default:if(void 0===n)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(n),i=t&&t[1]?t[1].toLowerCase():void 0,s=new TextDecoder(i);return e.arrayBuffer().then((e=>s.decode(e)))}}})).then((t=>{lc.add(e,t);const i=uc[e];delete uc[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onLoad&&s.onLoad(t)}})).catch((t=>{const i=uc[e];if(void 0===i)throw this.manager.itemError(e),t;delete uc[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onError&&s.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class pc{constructor(e=4){this.pool=e,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}_initWorker(e){if(!this.workers[e]){const t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}_getIdleWorker(){for(let e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}_onMessage(e,t){const i=this.workersResolve[e];if(i&&i(t),this.queue.length){const{resolve:t,msg:i,transfer:s}=this.queue.shift();this.workersResolve[e]=t,this.workers[e].postMessage(i,s)}else this.workerStatus^=1<<e}setWorkerCreator(e){this.workerCreator=e}setWorkerLimit(e){this.pool=e}postMessage(e,t){return new Promise((i=>{const s=this._getIdleWorker();-1!==s?(this._initWorker(s),this.workerStatus|=1<<s,this.workersResolve[s]=i,this.workers[s].postMessage(e,t)):this.queue.push({resolve:i,msg:e,transfer:t})}))}destroy(){this.workers.forEach((e=>e.terminate())),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}let fc=0;class gc{constructor({viewer:e,transcoderPath:t,workerLimit:i}){this._transcoderPath=t||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new pc,this._workerSourceURL="",i&&this._workerPool.setWorkerLimit(i);const s=e.capabilities;this._workerConfig={astcSupported:s.astcSupported,etc1Supported:s.etc1Supported,etc2Supported:s.etc2Supported,dxtSupported:s.dxtSupported,bptcSupported:s.bptcSupported,pvrtcSupported:s.pvrtcSupported},this._supportedFileTypes=["xkt2"]}_init(){if(!this._transcoderPending){const e=new dc;e.setPath(this._transcoderPath),e.setWithCredentials(this.withCredentials);const t=e.loadAsync("basis_transcoder.js"),i=new dc;i.setPath(this._transcoderPath),i.setResponseType("arraybuffer"),i.setWithCredentials(this.withCredentials);const s=i.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([t,s]).then((([e,t])=>{const i=gc.BasisWorker.toString(),s=["/* constants */","let _EngineFormat = "+JSON.stringify(gc.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(gc.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(gc.BasisFormat),"/* basis_transcoder.js */",e,"/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this._workerSourceURL=URL.createObjectURL(new Blob([s])),this._transcoderBinary=t,this._workerPool.setWorkerCreator((()=>{const e=new Worker(this._workerSourceURL),t=this._transcoderBinary.slice(0);return e.postMessage({type:"init",config:this._workerConfig,transcoderBinary:t},[t]),e}))})),fc>0&&console.warn("KTX2TextureTranscoder: Multiple active KTX2TextureTranscoder may cause performance issues. Use a single KTX2TextureTranscoder instance, or call .dispose() on old instances."),fc++}return this._transcoderPending}transcode(e,t,i={}){return new Promise(((s,r)=>{const o=i;this._init().then((()=>this._workerPool.postMessage({type:"transcode",buffers:e,taskConfig:o},e))).then((e=>{const i=e.data,{mipmaps:o,width:n,height:a,format:l,type:A,error:h,dfdTransferFn:c,dfdFlags:u}=i;if("error"===A)return r(h);t.setCompressedData({mipmaps:o,props:{format:l,minFilter:1===o.length?1006:1008,magFilter:1===o.length?1006:1008,encoding:2===c?3001:3e3,premultiplyAlpha:!!(1&u)}}),s()}))}))}destroy(){URL.revokeObjectURL(this._workerSourceURL),this._workerPool.destroy(),fc--}}gc.BasisFormat={ETC1S:0,UASTC_4x4:1},gc.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},gc.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},gc.BasisWorker=function(){let e,t,i;const s=_EngineFormat,r=_TranscoderFormat,o=_BasisFormat;self.addEventListener("message",(function(n){const h=n.data;switch(h.type){case"init":e=h.config,c=h.transcoderBinary,t=new Promise((e=>{i={wasmBinary:c,onRuntimeInitialized:e},BASIS(i)})).then((()=>{i.initializeBasis(),void 0===i.KTX2File&&console.warn("KTX2TextureTranscoder: Please update Basis Universal transcoder.")}));break;case"transcode":t.then((()=>{try{const{width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f}=function(t){const n=new i.KTX2File(new Uint8Array(t));function h(){n.close(),n.delete()}if(!n.isValid())throw h(),new Error("KTX2TextureTranscoder: Invalid or unsupported .ktx2 file");const c=n.isUASTC()?o.UASTC_4x4:o.ETC1S,u=n.getWidth(),d=n.getHeight(),p=n.getLevels(),f=n.getHasAlpha(),g=n.getDFDTransferFunc(),m=n.getDFDFlags(),{transcoderFormat:_,engineFormat:v}=function(t,i,n,h){let c,u;const d=t===o.ETC1S?a:l;for(let s=0;s<d.length;s++){const r=d[s];if(e[r.if]&&(r.basisFormat.includes(t)&&!(h&&r.transcoderFormat.length<2)&&(!r.needsPowerOfTwo||A(i)&&A(n))))return c=r.transcoderFormat[h?1:0],u=r.engineFormat[h?1:0],{transcoderFormat:c,engineFormat:u}}return console.warn("KTX2TextureTranscoder: No suitable compressed texture format found. Decoding to RGBA32."),c=r.RGBA32,u=s.RGBAFormat,{transcoderFormat:c,engineFormat:u}}(c,u,d,f);if(!u||!d||!p)throw h(),new Error("KTX2TextureTranscoder: Invalid texture");if(!n.startTranscoding())throw h(),new Error("KTX2TextureTranscoder: .startTranscoding failed");const b=[];for(let e=0;e<p;e++){const t=n.getImageLevelInfo(e,0,0),i=t.origWidth,s=t.origHeight,r=new Uint8Array(n.getImageTranscodedSizeInBytes(e,0,0,_));if(!n.transcodeImage(r,e,0,0,_,0,-1,-1))throw h(),new Error("KTX2TextureTranscoder: .transcodeImage failed.");b.push({data:r,width:i,height:s})}return h(),{width:u,height:d,hasAlpha:f,mipmaps:b,format:v,dfdTransferFn:g,dfdFlags:m}}(h.buffers[0]),g=[];for(let e=0;e<u.length;++e)g.push(u[e].data.buffer);self.postMessage({type:"transcode",id:h.id,width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f},g)}catch(e){console.error(`[KTX2TextureTranscoder.BasisWorker]: ${e}`),self.postMessage({type:"error",id:h.id,error:e.message})}}))}var c}));const n=[{if:"astcSupported",basisFormat:[o.UASTC_4x4],transcoderFormat:[r.ASTC_4x4,r.ASTC_4x4],engineFormat:[s.RGBA_ASTC_4x4_Format,s.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC7_M5,r.BC7_M5],engineFormat:[s.RGBA_BPTC_Format,s.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC1,r.BC3],engineFormat:[s.RGB_S3TC_DXT1_Format,s.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1,r.ETC2],engineFormat:[s.RGB_ETC2_Format,s.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1],engineFormat:[s.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.PVRTC1_4_RGB,r.PVRTC1_4_RGBA],engineFormat:[s.RGB_PVRTC_4BPPV1_Format,s.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],a=n.sort((function(e,t){return e.priorityETC1S-t.priorityETC1S})),l=n.sort((function(e,t){return e.priorityUASTC-t.priorityUASTC}));function A(e){return e<=2||0==(e&e-1)&&0!==e}};const mc={};function _c(e){const t=e.scene.id;let i=mc[t];return i||(i=new gc({viewer:e}),mc[t]=i,e.scene.on("destroyed",(()=>{delete mc[t],i.destroy()}))),i}
+class e{constructor(e,t){this.items=e||[],this._lastUniqueId=(t||0)+1}addItem(){let e;if(2===arguments.length){const t=arguments[0];if(e=arguments[1],this.items[t])throw"ID clash: '"+t+"'";return this.items[t]=e,t}for(e=arguments[0]||{};;){const t=this._lastUniqueId++;if(!this.items[t])return this.items[t]=e,t}}removeItem(e){const t=this.items[e];return delete this.items[e],t}}const t=new e;class i{constructor(e){this.id=e,this.parentItem=null,this.groups=[],this.menuElement=null,this.shown=!1,this.mouseOver=0}}class s{constructor(){this.items=[]}}class r{constructor(e,t,i,s,r){this.id=e,this.getTitle=t,this.doAction=i,this.getEnabled=s,this.getShown=r,this.itemElement=null,this.subMenu=null,this.enabled=!0}}class o{constructor(e={}){this._id=t.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==e.hideOnMouseDown&&(document.addEventListener("mousedown",(e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),e.items&&(this.items=e.items),this._hideOnAction=!1!==e.hideOnAction,this.context=e.context,this.enabled=!1!==e.enabled,this.hide()}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}set items(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}get items(){return this._itemsCfg}set enabled(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}get enabled(){return this._enabled}set context(e){this._context=e}get context(){return this._context}show(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}get shown(){return this._shown}hide(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}destroy(){this._context=null,this._clear(),null!==this._id&&(t.removeItem(this._id),this._id=null)}_clear(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e].menuElement;t.parentElement.removeChild(t)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}_parseItems(e){const t=e=>{const o=this._getNextId(),n=new i(o);for(let i=0,o=e.length;i<o;i++){const o=e[i],a=new s;n.groups.push(a);for(let e=0,i=o.length;e<i;e++){const i=o[e],s=i.items,l=s&&s.length>0,A=this._getNextId(),h=i.getTitle||(()=>i.title||""),c=i.doAction||i.callback||(()=>{}),u=i.getEnabled||(()=>!0),d=i.getShown||(()=>!0),p=new r(A,h,c,u,d);if(p.parentMenu=n,a.items.push(p),l){const e=t(s);p.subMenu=e,e.parentItem=p}this._itemList.push(p),this._itemMap[p.id]=p}}return this._menuList.push(n),this._menuMap[n.id]=n,n};this._rootMenu=t(e)}_getNextId(){return"ContextMenu_"+this._id+"_"+this._nextId++}_createUI(){const e=t=>{this._createMenuUI(t);const i=t.groups;for(let t=0,s=i.length;t<s;t++){const s=i[t].items;for(let t=0,i=s.length;t<i;t++){const i=s[t].subMenu;i&&e(i)}}};e(this._rootMenu)}_createMenuUI(e){const t=e.groups,i=[];if(i.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),i.push("<ul>"),t)for(let e=0,s=t.length;e<s;e++){const r=e,o=s,n=t[e].items;if(n)for(let e=0,t=n.length;e<t;e++){const s=n[e],a=s.subMenu,l=s.title||"";a?(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item">'+l+" [MORE]</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-seperator"></li>')):(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-seperator"></li>'))}}i.push("</ul>"),i.push("</div>");const s=i.join("");document.body.insertAdjacentHTML("beforeend",s);const r=document.querySelector("."+e.id);e.menuElement=r,r.style["border-radius"]="4px",r.style.display="none",r.style["z-index"]=3e5,r.style.background="white",r.style.border="1px solid black",r.style["box-shadow"]="0 4px 5px 0 gray",r.oncontextmenu=e=>{e.preventDefault()};const o=this;let n=null;if(t)for(let e=0,i=t.length;e<i;e++){const i=t[e].items;if(i)for(let e=0,t=i.length;e<t;e++){const t=i[e],s=t.subMenu;t.itemElement=document.getElementById(t.id),t.itemElement?(t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault();const i=t.subMenu;if(!i)return void(n&&(o._hideMenu(n.id),n=null));if(n&&n.id!==i.id&&(o._hideMenu(n.id),n=null),!1===t.enabled)return;const s=t.itemElement,r=i.menuElement,a=s.getBoundingClientRect();r.getBoundingClientRect();a.right+200>window.innerWidth?o._showMenu(i.id,a.left-200,a.top-1):o._showMenu(i.id,a.right-5,a.top-1),n=i})),s||(t.itemElement.addEventListener("click",(e=>{e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus()))})),t.itemElement.addEventListener("mouseup",(e=>{3===e.which&&(e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus())))})),t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault(),!1!==t.enabled&&t.doHover&&t.doHover(o._context)})))):console.error("ContextMenu item element not found: "+t.id)}}}_updateItemsTitles(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getShown;if(!s||!s(this._context))continue;const r=t.getTitle(this._context);t.subMenu,i.innerText=r}}_updateItemsEnabledStatus(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getEnabled;if(!s)continue;const r=t.getShown;if(!r)continue;const o=r(this._context);if(t.shown=o,!o){i.classList.remove("xeokit-context-menu-item-visible"),i.classList.add("xeokit-context-menu-item-hidden");continue}i.classList.remove("ceokit-context-menu-item-hidden"),i.classList.add("xeokit-context-menu-item-visible");const n=s(this._context);t.enabled=n,n?i.classList.remove("disabled"):i.classList.add("disabled")}}_showMenu(e,t,i){const s=this._menuMap[e];if(!s)return void console.error("Menu not found: "+e);if(s.shown)return;const r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}_hideMenu(e){const t=this._menuMap[e];if(!t)return void console.error("Menu not found: "+e);if(!t.shown)return;const i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}_hideAllMenus(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e];this._hideMenu(t.id)}}_showMenuElement(e,t,i){e.style.display="block";const s=e.offsetHeight,r=e.offsetWidth;i+s>window.innerHeight&&(i=window.innerHeight-s),t+r>window.innerWidth&&(t=window.innerWidth-r),e.style.left=t+"px",e.style.top=i+"px"}_hideMenuElement(e){e.style.display="none"}}class n{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=t.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id=`${this._lensContainerId}-canvas`,this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=t.lensPosToggle||!0,this._lensPosToggleAmount=t.lensPosToggleAmount||85,this._lensPosMarginLeft=t.lensPosMarginLeft||85,this._lensPosMarginTop=t.lensPosMarginTop||25,this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,this._zoomLevel=t.zoomLevel||2,this._active=!1!==t.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(()=>{this._active&&this._visible&&this.update()}))}update(){if(!this._active||!this._visible)return;if(!this._canvasPos)return;const e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,i&&(this._lensPosToggle?this._lensContainer.style.marginTop=t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount+"px":this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);const s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);const r=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){const e=this._snappedCanvasPos[0]-this._canvasPos[0],t=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft=r[0]+e*this._zoomLevel-10+"px",this._lensCursorDiv.style.marginTop=r[1]+t*this._zoomLevel-10+"px"}else this._lensCursorDiv.style.marginLeft=r[0]-10+"px",this._lensCursorDiv.style.marginTop=r[1]-10+"px"}set zoomFactor(e){this._zoomFactor=e,this.update()}get zoomFactor(){return this._zoomFactor}set canvasPos(e){this._canvasPos=e,this.update()}get canvasPos(){return this._canvasPos}set snappedCanvasPos(e){this._snappedCanvasPos=e,this.update()}get snappedCanvasPos(){return this._snappedCanvasPos}set snapped(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}get snapped(){return this._snapped}set active(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get active(){return this._active}set visible(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get visible(){return this._visible}destroy(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}}let a=!0,l=a?Float64Array:Float32Array;const A=new l(3),h=new l(16),c=new l(16),u=new l(4),d={setDoublePrecisionEnabled(e){a=e,l=a?Float64Array:Float32Array},getDoublePrecisionEnabled:()=>a,MIN_DOUBLE:-Number.MAX_SAFE_INTEGER,MAX_DOUBLE:Number.MAX_SAFE_INTEGER,MAX_INT:1e7,DEGTORAD:.0174532925,RADTODEG:57.295779513,unglobalizeObjectId(e,t){const i=t.indexOf("#");return i===e.length&&t.startsWith(e)?t.substring(i+1):t},globalizeObjectId:(e,t)=>e+"#"+t,safeInv(e){const t=1/e;return isNaN(t)||!isFinite(t)?1:t},vec2:e=>new l(e||2),vec3:e=>new l(e||3),vec4:e=>new l(e||4),mat3:e=>new l(e||9),mat3ToMat4:(e,t=new l(16))=>(t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=0,t[4]=e[3],t[5]=e[4],t[6]=e[5],t[7]=0,t[8]=e[6],t[9]=e[7],t[10]=e[8],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t),mat4:e=>new l(e||16),mat4ToMat3(e,t){},doublesToFloats(e,t,i){const s=new l(2);for(let r=0,o=e.length;r<o;r++)d.splitDouble(e[r],s),t[r]=s[0],i[r]=s[1]},splitDouble(e,t){const i=l.from([e])[0],s=e-i;t[0]=i,t[1]=s},createUUID:(()=>{const e=[];for(let t=0;t<256;t++)e[t]=(t<16?"0":"")+t.toString(16);return()=>{const t=4294967295*Math.random()|0,i=4294967295*Math.random()|0,s=4294967295*Math.random()|0,r=4294967295*Math.random()|0;return`${e[255&t]+e[t>>8&255]+e[t>>16&255]+e[t>>24&255]}-${e[255&i]}${e[i>>8&255]}-${e[i>>16&15|64]}${e[i>>24&255]}-${e[63&s|128]}${e[s>>8&255]}-${e[s>>16&255]}${e[s>>24&255]}${e[255&r]}${e[r>>8&255]}${e[r>>16&255]}${e[r>>24&255]}`}})(),clamp:(e,t,i)=>Math.max(t,Math.min(i,e)),fmod(e,t){if(e<t)return console.error("math.fmod : Attempting to find modulus within negative range - would be infinite loop - ignoring"),e;for(;t<=e;)e-=t;return e},compareVec3:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2],negateVec3:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t),negateVec4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t),addVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i),addVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i),addVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i),addVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i),subVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i),subVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i),subVec2:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i),geometricMeanVec2(...e){const t=new l(e[0]);for(let i=1;i<e.length;i++)t[0]+=e[i][0],t[1]+=e[i][1];return t[0]/=e.length,t[1]/=e.length,t},subVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i),subScalarVec4:(e,t,i)=>(i||(i=e),i[0]=t-e[0],i[1]=t-e[1],i[2]=t-e[2],i[3]=t-e[3],i),mulVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]*t[0],i[1]=e[1]*t[1],i[2]=e[2]*t[2],i[3]=e[3]*t[3],i),mulVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i),mulVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i),mulVec2Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i),divVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i),divVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i[3]=e[3]/t[3],i),divScalarVec3:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i),divVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i),divVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i[3]=e[3]/t,i),divScalarVec4:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i[3]=e/t[3],i),dotVec4:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3],cross3Vec4(e,t){const i=e[0],s=e[1],r=e[2],o=t[0],n=t[1],a=t[2];return[s*a-r*n,r*o-i*a,i*n-s*o,0]},cross3Vec3(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=t[0],a=t[1],l=t[2];return i[0]=r*l-o*a,i[1]=o*n-s*l,i[2]=s*a-r*n,i},sqLenVec4:e=>d.dotVec4(e,e),lenVec4:e=>Math.sqrt(d.sqLenVec4(e)),dotVec3:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2],dotVec2:(e,t)=>e[0]*t[0]+e[1]*t[1],sqLenVec3:e=>d.dotVec3(e,e),sqLenVec2:e=>d.dotVec2(e,e),lenVec3:e=>Math.sqrt(d.sqLenVec3(e)),distVec3:(()=>{const e=new l(3);return(t,i)=>d.lenVec3(d.subVec3(t,i,e))})(),lenVec2:e=>Math.sqrt(d.sqLenVec2(e)),distVec2:(()=>{const e=new l(2);return(t,i)=>d.lenVec2(d.subVec2(t,i,e))})(),rcpVec3:(e,t)=>d.divScalarVec3(1,e,t),normalizeVec4(e,t){const i=1/d.lenVec4(e);return d.mulVec4Scalar(e,i,t)},normalizeVec3(e,t){const i=1/d.lenVec3(e);return d.mulVec3Scalar(e,i,t)},normalizeVec2(e,t){const i=1/d.lenVec2(e);return d.mulVec2Scalar(e,i,t)},angleVec3(e,t){let i=d.dotVec3(e,t)/Math.sqrt(d.sqLenVec3(e)*d.sqLenVec3(t));return i=i<-1?-1:i>1?1:i,Math.acos(i)},vec3FromMat4Scale:(()=>{const e=new l(3);return(t,i)=>(e[0]=t[0],e[1]=t[1],e[2]=t[2],i[0]=d.lenVec3(e),e[0]=t[4],e[1]=t[5],e[2]=t[6],i[1]=d.lenVec3(e),e[0]=t[8],e[1]=t[9],e[2]=t[10],i[2]=d.lenVec3(e),i)})(),vecToArray:(()=>{function e(e){return Math.round(1e5*e)/1e5}return t=>{for(let i=0,s=(t=Array.prototype.slice.call(t)).length;i<s;i++)t[i]=e(t[i]);return t}})(),xyzArrayToObject:e=>({x:e[0],y:e[1],z:e[2]}),xyzObjectToArray:(e,t)=>((t=t||d.vec3())[0]=e.x,t[1]=e.y,t[2]=e.z,t),dupMat4:e=>e.slice(0,16),mat4To3:e=>[e[0],e[1],e[2],e[4],e[5],e[6],e[8],e[9],e[10]],m4s:e=>[e,e,e,e,e,e,e,e,e,e,e,e,e,e,e,e],setMat4ToZeroes:()=>d.m4s(0),setMat4ToOnes:()=>d.m4s(1),diagonalMat4v:e=>new l([e[0],0,0,0,0,e[1],0,0,0,0,e[2],0,0,0,0,e[3]]),diagonalMat4c:(e,t,i,s)=>d.diagonalMat4v([e,t,i,s]),diagonalMat4s:e=>d.diagonalMat4c(e,e,e,e),identityMat4:(e=new l(16))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e),identityMat3:(e=new l(9))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e),isIdentityMat4:e=>1===e[0]&&0===e[1]&&0===e[2]&&0===e[3]&&0===e[4]&&1===e[5]&&0===e[6]&&0===e[7]&&0===e[8]&&0===e[9]&&1===e[10]&&0===e[11]&&0===e[12]&&0===e[13]&&0===e[14]&&1===e[15],negateMat4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t[4]=-e[4],t[5]=-e[5],t[6]=-e[6],t[7]=-e[7],t[8]=-e[8],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t),addMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i[4]=e[4]+t[4],i[5]=e[5]+t[5],i[6]=e[6]+t[6],i[7]=e[7]+t[7],i[8]=e[8]+t[8],i[9]=e[9]+t[9],i[10]=e[10]+t[10],i[11]=e[11]+t[11],i[12]=e[12]+t[12],i[13]=e[13]+t[13],i[14]=e[14]+t[14],i[15]=e[15]+t[15],i),addMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i[4]=e[4]+t,i[5]=e[5]+t,i[6]=e[6]+t,i[7]=e[7]+t,i[8]=e[8]+t,i[9]=e[9]+t,i[10]=e[10]+t,i[11]=e[11]+t,i[12]=e[12]+t,i[13]=e[13]+t,i[14]=e[14]+t,i[15]=e[15]+t,i),addScalarMat4:(e,t,i)=>d.addMat4Scalar(t,e,i),subMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i[4]=e[4]-t[4],i[5]=e[5]-t[5],i[6]=e[6]-t[6],i[7]=e[7]-t[7],i[8]=e[8]-t[8],i[9]=e[9]-t[9],i[10]=e[10]-t[10],i[11]=e[11]-t[11],i[12]=e[12]-t[12],i[13]=e[13]-t[13],i[14]=e[14]-t[14],i[15]=e[15]-t[15],i),subMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i[4]=e[4]-t,i[5]=e[5]-t,i[6]=e[6]-t,i[7]=e[7]-t,i[8]=e[8]-t,i[9]=e[9]-t,i[10]=e[10]-t,i[11]=e[11]-t,i[12]=e[12]-t,i[13]=e[13]-t,i[14]=e[14]-t,i[15]=e[15]-t,i),subScalarMat4:(e,t,i)=>(i||(i=t),i[0]=e-t[0],i[1]=e-t[1],i[2]=e-t[2],i[3]=e-t[3],i[4]=e-t[4],i[5]=e-t[5],i[6]=e-t[6],i[7]=e-t[7],i[8]=e-t[8],i[9]=e-t[9],i[10]=e-t[10],i[11]=e-t[11],i[12]=e-t[12],i[13]=e-t[13],i[14]=e-t[14],i[15]=e-t[15],i),mulMat4(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=e[3],a=e[4],l=e[5],A=e[6],h=e[7],c=e[8],u=e[9],d=e[10],p=e[11],f=e[12],g=e[13],m=e[14],_=e[15],v=t[0],b=t[1],y=t[2],x=t[3],B=t[4],w=t[5],P=t[6],C=t[7],M=t[8],E=t[9],F=t[10],I=t[11],D=t[12],S=t[13],T=t[14],R=t[15];return i[0]=v*s+b*a+y*c+x*f,i[1]=v*r+b*l+y*u+x*g,i[2]=v*o+b*A+y*d+x*m,i[3]=v*n+b*h+y*p+x*_,i[4]=B*s+w*a+P*c+C*f,i[5]=B*r+w*l+P*u+C*g,i[6]=B*o+w*A+P*d+C*m,i[7]=B*n+w*h+P*p+C*_,i[8]=M*s+E*a+F*c+I*f,i[9]=M*r+E*l+F*u+I*g,i[10]=M*o+E*A+F*d+I*m,i[11]=M*n+E*h+F*p+I*_,i[12]=D*s+S*a+T*c+R*f,i[13]=D*r+S*l+T*u+R*g,i[14]=D*o+S*A+T*d+R*m,i[15]=D*n+S*h+T*p+R*_,i},mulMat3(e,t,i){i||(i=new l(9));const s=e[0],r=e[3],o=e[6],n=e[1],a=e[4],A=e[7],h=e[2],c=e[5],u=e[8],d=t[0],p=t[3],f=t[6],g=t[1],m=t[4],_=t[7],v=t[2],b=t[5],y=t[8];return i[0]=s*d+r*g+o*v,i[3]=s*p+r*m+o*b,i[6]=s*f+r*_+o*y,i[1]=n*d+a*g+A*v,i[4]=n*p+a*m+A*b,i[7]=n*f+a*_+A*y,i[2]=h*d+c*g+u*v,i[5]=h*p+c*m+u*b,i[8]=h*f+c*_+u*y,i},mulMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i),mulMat4v4(e,t,i=d.vec4()){const s=t[0],r=t[1],o=t[2],n=t[3];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},transposeMat4(e,t){const i=e[4],s=e[14],r=e[8],o=e[13],n=e[12],a=e[9];if(!t||e===t){const t=e[1],l=e[2],A=e[3],h=e[6],c=e[7],u=e[11];return e[1]=i,e[2]=r,e[3]=n,e[4]=t,e[6]=a,e[7]=o,e[8]=l,e[9]=h,e[11]=s,e[12]=A,e[13]=c,e[14]=u,e}return t[0]=e[0],t[1]=i,t[2]=r,t[3]=n,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=o,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=s,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3(e,t){if(t===e){const i=e[1],s=e[2],r=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=s,t[7]=r}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4(e){const t=e[0],i=e[1],s=e[2],r=e[3],o=e[4],n=e[5],a=e[6],l=e[7],A=e[8],h=e[9],c=e[10],u=e[11],d=e[12],p=e[13],f=e[14],g=e[15];return d*h*a*r-A*p*a*r-d*n*c*r+o*p*c*r+A*n*f*r-o*h*f*r-d*h*s*l+A*p*s*l+d*i*c*l-t*p*c*l-A*i*f*l+t*h*f*l+d*n*s*u-o*p*s*u-d*i*a*u+t*p*a*u+o*i*f*u-t*n*f*u-A*n*s*g+o*h*s*g+A*i*a*g-t*h*a*g-o*i*c*g+t*n*c*g},inverseMat4(e,t){t||(t=e);const i=e[0],s=e[1],r=e[2],o=e[3],n=e[4],a=e[5],l=e[6],A=e[7],h=e[8],c=e[9],u=e[10],d=e[11],p=e[12],f=e[13],g=e[14],m=e[15],_=i*a-s*n,v=i*l-r*n,b=i*A-o*n,y=s*l-r*a,x=s*A-o*a,B=r*A-o*l,w=h*f-c*p,P=h*g-u*p,C=h*m-d*p,M=c*g-u*f,E=c*m-d*f,F=u*m-d*g,I=1/(_*F-v*E+b*M+y*C-x*P+B*w);return t[0]=(a*F-l*E+A*M)*I,t[1]=(-s*F+r*E-o*M)*I,t[2]=(f*B-g*x+m*y)*I,t[3]=(-c*B+u*x-d*y)*I,t[4]=(-n*F+l*C-A*P)*I,t[5]=(i*F-r*C+o*P)*I,t[6]=(-p*B+g*b-m*v)*I,t[7]=(h*B-u*b+d*v)*I,t[8]=(n*E-a*C+A*w)*I,t[9]=(-i*E+s*C-o*w)*I,t[10]=(p*x-f*b+m*_)*I,t[11]=(-h*x+c*b-d*_)*I,t[12]=(-n*M+a*P-l*w)*I,t[13]=(i*M-s*P+r*w)*I,t[14]=(-p*y+f*v-g*_)*I,t[15]=(h*y-c*v+u*_)*I,t},traceMat4:e=>e[0]+e[5]+e[10]+e[15],translationMat4v(e,t){const i=t||d.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v(e,t){const i=t||d.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(()=>{const e=new l(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,d.translationMat4v(e,r))})(),translationMat4s:(e,t)=>d.translationMat4c(e,e,e,t),translateMat4v:(e,t)=>d.translateMat4c(e[0],e[1],e[2],t),translateMat4c(e,t,i,s){const r=s[3];s[0]+=r*e,s[1]+=r*t,s[2]+=r*i;const o=s[7];s[4]+=o*e,s[5]+=o*t,s[6]+=o*i;const n=s[11];s[8]+=n*e,s[9]+=n*t,s[10]+=n*i;const a=s[15];return s[12]+=a*e,s[13]+=a*t,s[14]+=a*i,s},setMat4Translation:(e,t,i)=>(i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i),rotationMat4v(e,t,i){const s=d.normalizeVec4([t[0],t[1],t[2],0],[]),r=Math.sin(e),o=Math.cos(e),n=1-o,a=s[0],l=s[1],A=s[2];let h,c,u,p,f,g;return h=a*l,c=l*A,u=A*a,p=a*r,f=l*r,g=A*r,(i=i||d.mat4())[0]=n*a*a+o,i[1]=n*h+g,i[2]=n*u-f,i[3]=0,i[4]=n*h-g,i[5]=n*l*l+o,i[6]=n*c+p,i[7]=0,i[8]=n*u+f,i[9]=n*c-p,i[10]=n*A*A+o,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:(e,t,i,s,r)=>d.rotationMat4v(e,[t,i,s],r),scalingMat4v:(e,t=d.identityMat4())=>(t[0]=e[0],t[5]=e[1],t[10]=e[2],t),scalingMat3v:(e,t=d.identityMat3())=>(t[0]=e[0],t[4]=e[1],t),scalingMat4c:(()=>{const e=new l(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,d.scalingMat4v(e,r))})(),scaleMat4c:(e,t,i,s)=>(s[0]*=e,s[4]*=t,s[8]*=i,s[1]*=e,s[5]*=t,s[9]*=i,s[2]*=e,s[6]*=t,s[10]*=i,s[3]*=e,s[7]*=t,s[11]*=i,s),scaleMat4v(e,t){const i=e[0],s=e[1],r=e[2];return t[0]*=i,t[4]*=s,t[8]*=r,t[1]*=i,t[5]*=s,t[9]*=r,t[2]*=i,t[6]*=s,t[10]*=r,t[3]*=i,t[7]*=s,t[11]*=r,t},scalingMat4s:e=>d.scalingMat4c(e,e,e),rotationTranslationMat4(e,t,i=d.mat4()){const s=e[0],r=e[1],o=e[2],n=e[3],a=s+s,l=r+r,A=o+o,h=s*a,c=s*l,u=s*A,p=r*l,f=r*A,g=o*A,m=n*a,_=n*l,v=n*A;return i[0]=1-(p+g),i[1]=c+v,i[2]=u-_,i[3]=0,i[4]=c-v,i[5]=1-(h+g),i[6]=f+m,i[7]=0,i[8]=u+_,i[9]=f-m,i[10]=1-(h+p),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler(e,t,i=d.vec4()){const s=d.clamp,r=e[0],o=e[4],n=e[8],a=e[1],l=e[5],A=e[9],h=e[2],c=e[6],u=e[10];return"XYZ"===t?(i[1]=Math.asin(s(n,-1,1)),Math.abs(n)<.99999?(i[0]=Math.atan2(-A,u),i[2]=Math.atan2(-o,r)):(i[0]=Math.atan2(c,l),i[2]=0)):"YXZ"===t?(i[0]=Math.asin(-s(A,-1,1)),Math.abs(A)<.99999?(i[1]=Math.atan2(n,u),i[2]=Math.atan2(a,l)):(i[1]=Math.atan2(-h,r),i[2]=0)):"ZXY"===t?(i[0]=Math.asin(s(c,-1,1)),Math.abs(c)<.99999?(i[1]=Math.atan2(-h,u),i[2]=Math.atan2(-o,l)):(i[1]=0,i[2]=Math.atan2(a,r))):"ZYX"===t?(i[1]=Math.asin(-s(h,-1,1)),Math.abs(h)<.99999?(i[0]=Math.atan2(c,u),i[2]=Math.atan2(a,r)):(i[0]=0,i[2]=Math.atan2(-o,l))):"YZX"===t?(i[2]=Math.asin(s(a,-1,1)),Math.abs(a)<.99999?(i[0]=Math.atan2(-A,l),i[1]=Math.atan2(-h,r)):(i[0]=0,i[1]=Math.atan2(n,u))):"XZY"===t&&(i[2]=Math.asin(-s(o,-1,1)),Math.abs(o)<.99999?(i[0]=Math.atan2(c,l),i[1]=Math.atan2(n,r)):(i[0]=Math.atan2(-A,u),i[1]=0)),i},composeMat4:(e,t,i,s=d.mat4())=>(d.quaternionToRotationMat4(t,s),d.scaleMat4v(i,s),d.translateMat4v(e,s),s),decomposeMat4:(()=>{const e=new l(3),t=new l(16);return function(i,s,r,o){e[0]=i[0],e[1]=i[1],e[2]=i[2];let n=d.lenVec3(e);e[0]=i[4],e[1]=i[5],e[2]=i[6];const a=d.lenVec3(e);e[8]=i[8],e[9]=i[9],e[10]=i[10];const l=d.lenVec3(e);d.determinantMat4(i)<0&&(n=-n),s[0]=i[12],s[1]=i[13],s[2]=i[14],t.set(i);const A=1/n,h=1/a,c=1/l;return t[0]*=A,t[1]*=A,t[2]*=A,t[4]*=h,t[5]*=h,t[6]*=h,t[8]*=c,t[9]*=c,t[10]*=c,d.mat4ToQuaternion(t,r),o[0]=n,o[1]=a,o[2]=l,this}})(),getColMat4(e,t){const i=4*t;return[e[i],e[i+1],e[i+2],e[i+3]]},setRowMat4(e,t,i){e[t]=i[0],e[t+4]=i[1],e[t+8]=i[2],e[t+12]=i[3]},lookAtMat4v(e,t,i,s){s||(s=d.mat4());const r=e[0],o=e[1],n=e[2],a=i[0],l=i[1],A=i[2],h=t[0],c=t[1],u=t[2];if(r===h&&o===c&&n===u)return d.identityMat4();let p,f,g,m,_,v,b,y,x,B;return p=r-h,f=o-c,g=n-u,B=1/Math.sqrt(p*p+f*f+g*g),p*=B,f*=B,g*=B,m=l*g-A*f,_=A*p-a*g,v=a*f-l*p,B=Math.sqrt(m*m+_*_+v*v),B?(B=1/B,m*=B,_*=B,v*=B):(m=0,_=0,v=0),b=f*v-g*_,y=g*m-p*v,x=p*_-f*m,B=Math.sqrt(b*b+y*y+x*x),B?(B=1/B,b*=B,y*=B,x*=B):(b=0,y=0,x=0),s[0]=m,s[1]=b,s[2]=p,s[3]=0,s[4]=_,s[5]=y,s[6]=f,s[7]=0,s[8]=v,s[9]=x,s[10]=g,s[11]=0,s[12]=-(m*r+_*o+v*n),s[13]=-(b*r+y*o+x*n),s[14]=-(p*r+f*o+g*n),s[15]=1,s},lookAtMat4c:(e,t,i,s,r,o,n,a,l)=>d.lookAtMat4v([e,t,i],[s,r,o],[n,a,l],[]),orthoMat4c(e,t,i,s,r,o,n){n||(n=d.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2/l,n[6]=0,n[7]=0,n[8]=0,n[9]=0,n[10]=-2/A,n[11]=0,n[12]=-(e+t)/a,n[13]=-(s+i)/l,n[14]=-(o+r)/A,n[15]=1,n},frustumMat4v(e,t,i){i||(i=d.mat4());const s=[e[0],e[1],e[2],0],r=[t[0],t[1],t[2],0];d.addVec4(r,s,h),d.subVec4(r,s,c);const o=2*s[2],n=c[0],a=c[1],l=c[2];return i[0]=o/n,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=o/a,i[6]=0,i[7]=0,i[8]=h[0]/n,i[9]=h[1]/a,i[10]=-h[2]/l,i[11]=-1,i[12]=0,i[13]=0,i[14]=-o*r[2]/l,i[15]=0,i},frustumMat4(e,t,i,s,r,o,n){n||(n=d.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2*r/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2*r/l,n[6]=0,n[7]=0,n[8]=(t+e)/a,n[9]=(s+i)/l,n[10]=-(o+r)/A,n[11]=-1,n[12]=0,n[13]=0,n[14]=-o*r*2/A,n[15]=0,n},perspectiveMat4(e,t,i,s,r){const o=[],n=[];return o[2]=i,n[2]=s,n[1]=o[2]*Math.tan(e/2),o[1]=-n[1],n[0]=n[1]*t,o[0]=-n[0],d.frustumMat4v(o,n,r)},compareMat4:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15],transformPoint3(e,t,i=d.vec3()){const s=t[0],r=t[1],o=t[2];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12],i[1]=e[1]*s+e[5]*r+e[9]*o+e[13],i[2]=e[2]*s+e[6]*r+e[10]*o+e[14],i},transformPoint4:(e,t,i=d.vec4())=>(i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i),transformPoints3(e,t,i){const s=i||[],r=t.length;let o,n,a,l;const A=e[0],h=e[1],c=e[2],u=e[3],d=e[4],p=e[5],f=e[6],g=e[7],m=e[8],_=e[9],v=e[10],b=e[11],y=e[12],x=e[13],B=e[14],w=e[15];let P;for(let e=0;e<r;++e)l=t[e],o=l[0],n=l[1],a=l[2],P=s[e]||(s[e]=[0,0,0]),P[0]=A*o+d*n+m*a+y,P[1]=h*o+p*n+_*a+x,P[2]=c*o+f*n+v*a+B,P[3]=u*o+g*n+b*a+w;return s.length=r,s},transformPositions3(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2];e[3];const c=e[4],u=e[5],d=e[6];e[7];const p=e[8],f=e[9],g=e[10];e[11];const m=e[12],_=e[13],v=e[14];for(e[15],s=0;s<r;s+=3)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+c*n+p*a+m,i[s+1]=A*o+u*n+f*a+_,i[s+2]=h*o+d*n+g*a+v;return i},transformPositions4(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2],c=e[3],u=e[4],d=e[5],p=e[6],f=e[7],g=e[8],m=e[9],_=e[10],v=e[11],b=e[12],y=e[13],x=e[14],B=e[15];for(s=0;s<r;s+=4)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+u*n+g*a+b,i[s+1]=A*o+d*n+m*a+y,i[s+2]=h*o+p*n+_*a+x,i[s+3]=c*o+f*n+v*a+B;return i},transformVec3(e,t,i){const s=t[0],r=t[1],o=t[2];return(i=i||this.vec3())[0]=e[0]*s+e[4]*r+e[8]*o,i[1]=e[1]*s+e[5]*r+e[9]*o,i[2]=e[2]*s+e[6]*r+e[10]*o,i},transformVec4(e,t,i){const s=t[0],r=t[1],o=t[2],n=t[3];return(i=i||d.vec4())[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},rotateVec2(e,t,i,s=e){const r=Math.cos(i),o=Math.sin(i),n=e[0]-t[0],a=e[1]-t[1];return s[0]=n*r-a*o+t[0],s[1]=n*o+a*r+t[1],e},rotateVec3X(e,t,i,s){const r=[],o=[];return 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l(3),i=new l(3);return s=>(e[0]=s[0],e[1]=s[1],e[2]=s[2],t[0]=s[3],t[1]=s[4],t[2]=s[5],d.subVec3(t,e,i),Math.abs(d.lenVec3(i)))})(),getAABB3DiagPoint:(()=>{const e=new l(3),t=new l(3),i=new l(3);return(s,r)=>{e[0]=s[0],e[1]=s[1],e[2]=s[2],t[0]=s[3],t[1]=s[4],t[2]=s[5];const o=d.subVec3(t,e,i),n=r[0]-s[0],a=s[3]-r[0],l=r[1]-s[1],A=s[4]-r[1],h=r[2]-s[2],c=s[5]-r[2];return o[0]+=n>a?n:a,o[1]+=l>A?l:A,o[2]+=h>c?h:c,Math.abs(d.lenVec3(o))}})(),getAABB3Area:e=>(e[3]-e[0])*(e[4]-e[1])*(e[5]-e[2]),getAABB3Center(e,t){const i=t||d.vec3();return i[0]=(e[0]+e[3])/2,i[1]=(e[1]+e[4])/2,i[2]=(e[2]+e[5])/2,i},getAABB2Center(e,t){const i=t||d.vec2();return 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r=e.onAttached;if(r&&(y.isFunction(r)?r(i):r.scope?r.callback.call(r.scope,i):r.callback(i)),n){let e,t,r,o;for(e in n)if(n.hasOwnProperty(e)){if(t=n[e],y.isFunction(t)?(r=t,o=null):(r=t.callback,o=t.scope),!r)continue;s.subs.push(i.on(e,r,o))}}}return a&&this.fire("dirty",this),this.fire(t,i),i}_checkComponent(e,t){if(!t.isComponent){if(!y.isID(t))return void this.error("Expected a Component or ID");{const e=t;if(!(t=this.scene.components[e]))return void this.error("Component not found: "+e)}}if(e===t.type){if(t.scene.id===this.scene.id)return t;this.error("Not in same scene: "+t.type)}else this.error("Expected a "+e+" Component")}_checkComponent2(e,t){if(!t.isComponent){if(!y.isID(t))return void this.error("Expected a Component or ID");{const e=t;if(!(t=this.scene.components[e]))return void this.error("Component not found: "+e)}}if(t.scene.id===this.scene.id){for(var i=0,s=e.length;i<s;i++)if(e[i]===t.type)return t;return this.error("Expected component types: 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this._attachments)if(this._attachments.hasOwnProperty(e)){for(t=this._attachments[e],i=t.component,s=t.subs,r=0,o=s.length;r<o;r++)i.off(s[r]);t.managingLifecycle&&i.destroy()}if(this._ownedComponents)for(e in this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&(i=this._ownedComponents[e],i.destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}const L=d.vec3(),U=d.vec3(),k=d.mat4();class O{constructor(){this.normal=d.vec3(),this.offset=0,this.testVertex=d.vec3()}set(e,t,i,s){const r=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*r,this.normal[1]=t*r,this.normal[2]=i*r,this.offset=s*r,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}class N{constructor(){this.planes=[new O,new O,new O,new O,new O,new O]}}function Q(e,t,i){const s=d.mulMat4(i,t,k),r=s[0],o=s[1],n=s[2],a=s[3],l=s[4],A=s[5],h=s[6],c=s[7],u=s[8],p=s[9],f=s[10],g=s[11],m=s[12],_=s[13],v=s[14],b=s[15];e.planes[0].set(a-r,c-l,g-u,b-m),e.planes[1].set(a+r,c+l,g+u,b+m),e.planes[2].set(a-o,c-A,g-p,b-_),e.planes[3].set(a+o,c+A,g+p,b+_),e.planes[4].set(a-n,c-h,g-f,b-v),e.planes[5].set(a+n,c+h,g+f,b+v)}function V(e,t){let i=N.INSIDE;const s=L,r=U;s[0]=t[0],s[1]=t[1],s[2]=t[2],r[0]=t[3],r[1]=t[4],r[2]=t[5];const o=[s,r];for(let t=0;t<6;++t){const s=e.planes[t];if(s.normal[0]*o[s.testVertex[0]][0]+s.normal[1]*o[s.testVertex[1]][1]+s.normal[2]*o[s.testVertex[2]][2]+s.offset<0)return N.OUTSIDE;s.normal[0]*o[1-s.testVertex[0]][0]+s.normal[1]*o[1-s.testVertex[1]][1]+s.normal[2]*o[1-s.testVertex[2]][2]+s.offset<0&&(i=N.INTERSECT)}return i}N.INSIDE=0,N.INTERSECT=1,N.OUTSIDE=2;class H extends R{constructor(e={}){if(!e.viewer)throw"[MarqueePicker] Missing config: viewer";if(!e.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";super(e.viewer.scene,e),this.viewer=e.viewer,this._objectsKdTree3=e.objectsKdTree3,this._canvasMarqueeCorner1=d.vec2(),this._canvasMarqueeCorner2=d.vec2(),this._canvasMarquee=d.AABB2(),this._marqueeFrustum=new N,this._marqueeFrustumProjMat=d.mat4(),this._pickMode=!1,this._marqueeElement=document.createElement("div"),document.body.appendChild(this._marqueeElement),this._marqueeElement.style.position="absolute",this._marqueeElement.style["z-index"]="40000005",this._marqueeElement.style.width="8px",this._marqueeElement.style.height="8px",this._marqueeElement.style.visibility="hidden",this._marqueeElement.style.top="0px",this._marqueeElement.style.left="0px",this._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",this._marqueeElement.style.opacity=1,this._marqueeElement.style["pointer-events"]="none"}setMarqueeCorner1(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarqueeCorner2(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarquee(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}setMarqueeVisible(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}getMarqueeVisible(){return this._marqueVisible}setPickMode(e){if(e!==H.PICK_MODE_INSIDE&&e!==H.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===H.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}getPickMode(){return this._pickMode}clear(){this.fire("clear",{})}pick(){this._updateMarquee(),this._buildMarqueeFrustum();const e=[],t=(i,s=N.INTERSECT)=>{if(s===N.INTERSECT&&(s=V(this._marqueeFrustum,i.aabb)),s!==N.OUTSIDE){if(i.entities){const t=i.entities;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(!s.visible)continue;const r=s.aabb;if(this._pickMode===H.PICK_MODE_INSIDE){V(this._marqueeFrustum,r)===N.INSIDE&&e.push(s.id)}else{V(this._marqueeFrustum,r)!==N.OUTSIDE&&e.push(s.id)}}}i.left&&t(i.left,s),i.right&&t(i.right,s)}};return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&t(this._objectsKdTree3.root),this.fire("picked",e),e}_updateMarquee(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width=this._canvasMarquee[2]-this._canvasMarquee[0]+"px",this._marqueeElement.style.height=this._canvasMarquee[3]-this._canvasMarquee[1]+"px",this._marqueeElement.style.left=`${this._canvasMarquee[0]}px`,this._marqueeElement.style.top=`${this._canvasMarquee[1]}px`}_buildMarqueeFrustum(){const e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,s=e.clientLeft,r=e.clientTop,o=2/t,n=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-s)*o-1,A=(this._canvasMarquee[2]-s)*o-1,h=-(this._canvasMarquee[3]-r)*n+1,c=-(this._canvasMarquee[1]-r)*n+1,u=this.viewer.scene.camera.frustum.near*(17*a);d.frustumMat4(l,A,h*a,c*a,u,1e4,this._marqueeFrustumProjMat),Q(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}destroy(){super.destroy(),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}H.PICK_MODE_INTERSECTS=0,H.PICK_MODE_INSIDE=1;class j extends R{constructor(e){super(e.marqueePicker,e);const t=e.marqueePicker,i=t.viewer.scene.canvas.canvas;let s,r,o,n,a,l,A,h=!1,c=!1,u=!1;i.addEventListener("mousedown",(e=>{this.getActive()&&0===e.button&&(A=setTimeout((function(){const o=t.viewer.scene.input;o.keyDown[o.KEY_CTRL]||t.clear(),s=e.pageX,r=e.pageY,a=e.offsetX,t.setMarqueeCorner1([s,r]),h=!0,t.viewer.cameraControl.pointerEnabled=!1,t.setMarqueeVisible(!0),i.style.cursor="crosshair"}),400),c=!0)})),i.addEventListener("mouseup",(e=>{if(!this.getActive())return;if(!h&&!u)return;if(0!==e.button)return;clearTimeout(A),o=e.pageX,n=e.pageY;const i=Math.abs(o-s),a=Math.abs(n-r);h=!1,t.viewer.cameraControl.pointerEnabled=!0,u&&(u=!1),(i>3||a>3)&&t.pick()})),document.addEventListener("mouseup",(e=>{this.getActive()&&0===e.button&&(clearTimeout(A),h&&(t.setMarqueeVisible(!1),h=!1,c=!1,u=!0,t.viewer.cameraControl.pointerEnabled=!0))}),!0),i.addEventListener("mousemove",(e=>{this.getActive()&&0===e.button&&c&&(clearTimeout(A),h&&(o=e.pageX,n=e.pageY,l=e.offsetX,t.setMarqueeVisible(!0),t.setMarqueeCorner2([o,n]),t.setPickMode(a<l?H.PICK_MODE_INSIDE:H.PICK_MODE_INTERSECTS)))}))}setActive(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}getActive(){return this._active}destroy(){}}class G{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==t.active,this._visible=!1,this._running=!1,this._destroyed=!1}start(e){if(this._destroyed)return;this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius+"px";const t=this._circleMaxRadius;let i;const s=e=>{if(!this._running)return;i||(i=e);const r=e-i,o=Math.min(r/300,1),n=t+(2-t)*o;this._circleRadius=n,this._circleDiv.style.width=`${this._circleRadius}px`,this._circleDiv.style.height=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius/2+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius/2+"px",o<1&&requestAnimationFrame(s)};this._running=!0,requestAnimationFrame(s),this._circleDiv.style.visibility="visible"}stop(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.visibility="hidden")}set durationMs(e){this.stop(),this._durationMs=e}get durationMs(){return this._durationMs}destroy(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}class z{constructor(e,t,i){this.id=i&&i.id?i.id:e,this.viewer=t,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,t.addPlugin(this)}scheduleTask(e){I.scheduleTask(e,null)}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];let r;if(s)for(const i in s)s.hasOwnProperty(i)&&(r=s[i],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}on(t,i,s){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new e),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});let r=this._eventSubs[t];r?this._eventSubsNum[t]++:(r={},this._eventSubs[t]=r,this._eventSubsNum[t]=1);const o=this._subIdMap.addItem();r[o]={callback:i,scope:s||this},this._subIdEvents[o]=t;const n=this._events[t];return void 0!==n&&i.call(s||this,n),o}off(e){if(null==e)return;if(!this._subIdEvents)return;const t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];const i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}once(e,t,i){const s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}hasSubs(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}log(e){console.log(`[xeokit plugin ${this.id}]: ${e}`)}warn(e){console.warn(`[xeokit plugin ${this.id}]: ${e}`)}error(e){console.error(`[xeokit plugin ${this.id}]: ${e}`)}send(e,t){}destroy(){this.viewer.removePlugin(this)}}const W={isIphoneSafari(){const e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i}};class K{constructor(e,t={}){this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==t.visible,this._culled=!1;var i=this._dot,s=i.style;s["border-radius"]="25px",s.border="solid 2px white",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"40000005":t.zIndex,s.width="8px",s.height="8px",s.visibility=this._visible?"visible":"hidden",s.top="0px",s.left="0px",s["box-shadow"]="0 2px 5px 0 #182A3D;",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._dotClickable,o=r.style;o["border-radius"]="35px",o.border="solid 10px white",o.position="absolute",o["z-index"]=void 0===t.zIndex?"40000007":t.zIndex+1,o.width="8px",o.height="8px",o.visibility="visible",o.top="0px",o.left="0px",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),r.addEventListener("click",(t=>{e.dispatchEvent(new MouseEvent("mouseover",t))})),t.onMouseOver&&r.addEventListener("mouseover",(i=>{t.onMouseOver(i,this),e.dispatchEvent(new MouseEvent("mouseover",i))})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onTouchstart&&r.addEventListener("touchstart",(e=>{t.onTouchstart(e,this)})),t.onTouchmove&&r.addEventListener("touchmove",(e=>{t.onTouchmove(e,this)})),t.onTouchend&&r.addEventListener("touchend",(e=>{t.onTouchend(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.borderColor)}setPos(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var s=this._dotClickable.style;s.left=Math.round(e)-9+"px",s.top=Math.round(t)-9+"px"}setFillColor(e){this._dot.style.background=e||"lightgreen"}setBorderColor(e){this._dot.style.border="solid 2px"+(e||"black")}setOpacity(e){this._dot.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}destroy(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}const X=d.vec3(),J=function(){const e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(s,r,o){return o=o||e,t[0]=r[0],t[1]=r[1],t[2]=r[2],t[3]=1,d.transformVec4(s,t,i),d.setMat4Translation(s,i,o),o.slice()}}();function Y(e,t,i){const s=Float32Array.from([e[0]])[0],r=e[0]-s,o=Float32Array.from([e[1]])[0],n=e[1]-o,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=s,t[1]=o,t[2]=a,i[0]=r,i[1]=n,i[2]=l}function Z(e,t,i,s=1e3){const r=d.getPositionsCenter(e,X),o=Math.round(r[0]/s)*s,n=Math.round(r[1]/s)*s,a=Math.round(r[2]/s)*s;i[0]=o,i[1]=n,i[2]=a;const l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]-o,t[i+1]=e[i+1]-n,t[i+2]=e[i+2]-a;return l}function q(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function $(e,t,i,s){const r=d.dotVec3(t,i)+e,o=d.normalizeVec3(t,X);return d.mulVec3Scalar(o,-r,s),s}const ee=1,te=4,ie=8,se=16,re=32,oe=256,ne=512,ae=1024,le=2048,Ae=new Float32Array([0,0,0]),he=new Uint16Array([0,0,0]);d.OBB3();class ce{constructor(e,t,i,s,r,o){this._isObject=t,this.scene=e.scene,this.model=e,this.meshes=s,this._numPrimitives=0;for(let e=0,t=this.meshes.length;e<t;e++){const t=this.meshes[e];t.parent=this,t.entity=this,this._numPrimitives+=t.numPrimitives}this.id=i,this.originalSystemId=d.unglobalizeObjectId(e.id,i),this._flags=r,this._aabb=d.AABB3(),this._aabbDirty=!0,this._offset=d.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&e.scene._registerObject(this)}_transformDirty(){this._aabbDirty=!0,this.model._transformDirty()}_sceneModelDirty(){this._aabbDirty=!0;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}get aabb(){if(this._aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this.meshes.length;e<t;e++)d.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}get isEntity(){return!0}get isModel(){return!1}get isObject(){return this._isObject}get numPrimitives(){return this._numPrimitives}get numTriangles(){return this._numPrimitives}get visible(){return this._getFlag(ee)}set visible(e){if(!!(this._flags&ee)!==e){this._flags=e?this._flags|ee:this._flags&~ee;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}get highlighted(){return this._getFlag(ne)}set highlighted(e){if(!!(this._flags&ne)!==e){this._flags=e?this._flags|ne:this._flags&~ne;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}get xrayed(){return this._getFlag(oe)}set xrayed(e){if(!!(this._flags&oe)!==e){this._flags=e?this._flags|oe:this._flags&~oe;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}get selected(){return this._getFlag(ae)}set selected(e){if(!!(this._flags&ae)!==e){this._flags=e?this._flags|ae:this._flags&~ae;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}get edges(){return this._getFlag(le)}set edges(e){if(!!(this._flags&le)!==e){this._flags=e?this._flags|le:this._flags&~le;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}get culledVFC(){return!!this._culledVFC}set culledVFC(e){this._culledVFC=e,this._setCulled()}get culledLOD(){return!!this._culledLOD}set culledLOD(e){this._culledLOD=e,this._setCulled()}get culled(){return!!this._culled}set culled(e){this._culled=e,this._setCulled()}_setCulled(){let e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&te)!==e){this._flags=e?this._flags|te:this._flags&~te;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}get clippable(){return this._getFlag(se)}set clippable(e){if(!!(this._flags&se)!==e){this._flags=e?this._flags|se:this._flags&~se;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}get collidable(){return this._getFlag(re)}set collidable(e){if(!!(this._flags&re)!==e){this._flags=e?this._flags|re:this._flags&~re;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}get pickable(){return this._getFlag(ie)}set pickable(e){if(!!(this._flags&ie)!==e){this._flags=e?this._flags|ie:this._flags&~ie;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}get colorize(){if(0===this.meshes.length)return null;const e=this.meshes[0]._colorize;return Ae[0]=e[0]/255,Ae[1]=e[1]/255,Ae[2]=e[2]/255,Ae}set colorize(e){if(e){he[0]=Math.floor(255*e[0]),he[1]=Math.floor(255*e[1]),he[2]=Math.floor(255*e[2]);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(he)}else for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(null);if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t),this._colorizeUpdated=t}this.model.glRedraw()}get opacity(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1}set opacity(e){if(0===this.meshes.length)return;const t=null!=e,i=this.meshes[0]._colorize[3];let s=255;if(t){if(e<0?e=0:e>1&&(e=1),s=Math.floor(255*e),i===s)return}else if(s=255,i===s)return;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOpacity(s,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}get offset(){return this._offset}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}get saoEnabled(){return this.model.saoEnabled}getEachVertex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}getEachIndex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}get volume(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].volume;if(i<0)return-1;e+=i}return e}get surfaceArea(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].surfaceArea;i>=0&&(e+=i)}return e>0?e:-1}_getFlag(e){return!!(this._flags&e)}_finalize(){const e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize(this._flags)}_finalize2(){for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}_destroy(){const e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._destroy();e._aabbDirty=!0}}const ue=d.vec4(),de=d.vec4();class pe extends R{constructor(e,t){super(e,t),this._entity=null,this._visible=null,this._worldPos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._viewPos=d.vec3(),this._canvasPos=d.vec2(),this._occludable=!1,this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewPosDirty=!0,this._needUpdate()})),this._onCameraProjMatrix=this.scene.camera.on("projMatrix",(()=>{this._canvasPosDirty=!0,this._needUpdate()})),this._onEntityDestroyed=null,this._onEntityModelDestroyed=null,this._renderer.addMarker(this),this.entity=t.entity,this.worldPos=t.worldPos,this.occludable=t.occludable}_update(){if(this._viewPosDirty&&(d.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){ue.set(this._viewPos),ue[3]=1,d.transformPoint4(this.scene.camera.projMatrix,ue,de);const e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+de[0]/de[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-de[1]/de[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}_setVisible(e){this._visible,this._visible=e,this.fire("visible",this._visible)}set entity(e){if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof ce?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(()=>{this._entity=null,this._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(()=>{this._entity=null,this._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}get entity(){return this._entity}set occludable(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}get occludable(){return this._occludable}set worldPos(e){this._worldPos.set(e||[0,0,0]),Y(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}get worldPos(){return this._worldPos}get origin(){return this._origin}get rtcPos(){return this._rtcPos}get viewPos(){return this._update(),this._viewPos}get canvasPos(){return this._update(),this._canvasPos}get visible(){return!!this._visible}destroy(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),super.destroy()}}const fe=()=>{};function ge(e,t,i){const s=e.getBoundingClientRect(),r=t.getBoundingClientRect();i[0]+=s.left-r.left,i[1]+=s.top-r.top}class me extends pe{constructor(e,t,i,s={}){super(e,t);const r=(e,t)=>i=>{e&&e(i),this.fire(t,i,!0)};this._dot=new K(i,{fillColor:s.fillColor,zIndex:s.zIndex,onMouseOver:r(s.onMouseOver,"mouseover"),onMouseLeave:r(s.onMouseLeave,"mouseleave"),onMouseWheel:r(s.onMouseWheel,"wheel"),onMouseDown:r(s.onMouseDown,"mousedown"),onMouseUp:r(s.onMouseUp,"mouseup"),onMouseMove:r(s.onMouseMove,"mousemove"),onTouchstart:r(s.onTouchstart,"touchstart"),onTouchmove:r(s.onTouchmove,"touchmove"),onTouchend:r(s.onTouchend,"touchend"),onContextMenu:r(s.onContextMenu,"contextmenu")});const o=()=>{const t=this.canvasPos.slice();ge(e.canvas.canvas,i,t),this._dot.setPos(t[0],t[1])};this.on("worldPos",o);const n=e.camera.on("viewMatrix",o),a=e.camera.on("projMatrix",o);this._cleanup=()=>{e.camera.off(n),e.camera.off(a),this._dot.destroy()}}setClickable(e){this._dot.setClickable(e)}setCulled(e){this._dot.setCulled(e)}setFillColor(e){this._dot.setFillColor(e)}setHighlighted(e){this._dot.setHighlighted(e)}setOpacity(e){this._dot.setOpacity(e)}setVisible(e){this._dot.setVisible(e)}destroy(){this._cleanup(),super.destroy()}}function _e(e,t){const i=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=i("viewer"),r=i("ray2WorldPos"),o=i("handleMouseEvents",!1),n=i("handleTouchEvents",!1),a=i("onStart",fe),l=i("onMove",fe),A=i("onEnd",fe),h=s.scene,c=h.canvas.canvas,u=e=>{const t=d.vec2([e.clientX,e.clientY]);ge(c.ownerDocument.documentElement,c,t),l(t,(e=>{const t=d.vec3(),i=d.vec3();return d.canvasPosToWorldRay(c,h.camera.viewMatrix,h.camera.projMatrix,h.camera.projection,e,t,i),r(t,i,e)})(t))};let p=null;const f=function(e){const t=p.matchesEvent(e);t&&u(t)},g=function(t){const i=p.matchesEvent(t);i&&(e.setOpacity(b),p.cleanup(),u(i),A())},m=function(t,i){p&&p.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,p={matchesEvent:t,cleanup:function(){p=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},a()},_=[],v=function(t,i){const s=e.on(t,i);_.push((()=>e.off(s)))};if(o&&(v("mouseover",(()=>!p&&e.setOpacity(1))),v("mouseleave",(()=>!p&&e.setOpacity(b))),v("mousedown",(e=>{1===e.which&&(c.addEventListener("mousemove",f),c.addEventListener("mouseup",g),m((e=>1===e.which&&e),(()=>{c.removeEventListener("mousemove",f),c.removeEventListener("mouseup",g)})))}))),n){let e;v("touchstart",(t=>{t.preventDefault(),1===t.touches.length&&(e=t.touches[0].identifier,m((t=>[...t.changedTouches].find((t=>t.identifier===e))),(()=>{e=null})))})),v("touchmove",(e=>{e.preventDefault(),f(e)})),v("touchend",(e=>{e.preventDefault(),g(e)}))}const b=.8;return e.setOpacity(b),function(){p&&p.cleanup(),_.forEach((e=>e())),e.setOpacity(1)}}function ve(e){const t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),s=t("handleMouseEvents",!1),r=t("handleTouchEvents",!1),o=t("pointerLens",null),n=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",fe),A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{},h=n.map((e=>{let t;return _e(e,{handleMouseEvents:s,handleTouchEvents:r,viewer:i,ray2WorldPos:(e,i,s)=>a(e,i,s)||t,onStart:()=>{t=e.worldPos.slice(),c(!1,e)},onMove:(t,i)=>{A(t),e.worldPos=i},onEnd:()=>{l(t,e)||(e.worldPos=t),A(null),c(!0,e)}})})),c=(e,t)=>n.forEach((i=>i!==t&&i.setClickable(e)));return c(!0),function(){h.forEach((e=>e())),A(null)}}class be{constructor(e,t={}){this._color=t.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=t.thickness||1,this._thicknessClickable=t.thicknessClickable||6,this._visible=!0,this._culled=!1;var i=this._wire,s=i.style;s.border="solid "+this._thickness+"px "+this._color,s.position="absolute",s["z-index"]=void 0===t.zIndex?"2000001":t.zIndex,s.width="0px",s.height="0px",s.visibility="visible",s.top="0px",s.left="0px",s["-webkit-transform-origin"]="0 0",s["-moz-transform-origin"]="0 0",s["-ms-transform-origin"]="0 0",s["-o-transform-origin"]="0 0",s["transform-origin"]="0 0",s["-webkit-transform"]="rotate(0deg)",s["-moz-transform"]="rotate(0deg)",s["-ms-transform"]="rotate(0deg)",s["-o-transform"]="rotate(0deg)",s.transform="rotate(0deg)",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._wireClickable,o=r.style;o.border="solid "+this._thicknessClickable+"px "+this._color,o.position="absolute",o["z-index"]=void 0===t.zIndex?"2000002":t.zIndex+1,o.width="0px",o.height="0px",o.visibility="visible",o.top="0px",o.left="0px",o["-webkit-transform-origin"]="0 0",o["-moz-transform-origin"]="0 0",o["-ms-transform-origin"]="0 0",o["-o-transform-origin"]="0 0",o["transform-origin"]="0 0",o["-webkit-transform"]="rotate(0deg)",o["-moz-transform"]="rotate(0deg)",o["-ms-transform"]="rotate(0deg)",o["-o-transform"]="rotate(0deg)",o.transform="rotate(0deg)",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),t.onMouseOver&&r.addEventListener("mouseover",(e=>{t.onMouseOver(e,this)})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}get visible(){return"visible"===this._wire.style.visibility}_update(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var s=this._wireClickable.style;s.width=Math.round(e)+"px",s.left=Math.round(this._x1)+"px",s.top=Math.round(this._y1)+"px",s["-webkit-transform"]="rotate("+t+"deg)",s["-moz-transform"]="rotate("+t+"deg)",s["-ms-transform"]="rotate("+t+"deg)",s["-o-transform"]="rotate("+t+"deg)",s.transform="rotate("+t+"deg)"}setStartAndEnd(e,t,i,s){this._x1=e,this._y1=t,this._x2=i,this._y2=s,this._update()}setColor(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}setOpacity(e){this._wire.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}destroy(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}class ye{constructor(e,t={}){this._highlightClass="viewer-ruler-label-highlighted",this._prefix=t.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var i=this._label,s=i.style;s["border-radius"]="5px",s.color="white",s.padding="4px",s.border="solid 1px",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"5000005":t.zIndex,s.width="auto",s.height="auto",s.visibility="visible",s.top="0px",s.left="0px",s["pointer-events"]="all",s.opacity=1,t.onContextMenu,i.innerText="",e.appendChild(i),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.fillColor),this.setText(t.text),t.onMouseOver&&i.addEventListener("mouseover",(e=>{t.onMouseOver(e,this),e.preventDefault()})),t.onMouseLeave&&i.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this),e.preventDefault()})),t.onMouseWheel&&i.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&i.addEventListener("mousedown",(e=>{t.onMouseDown(e,this),e.stopPropagation()})),t.onMouseUp&&i.addEventListener("mouseup",(e=>{t.onMouseUp(e,this),e.stopPropagation()})),t.onMouseMove&&i.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(i.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),i.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):i.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}setPos(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}setPosOnWire(e,t,i,s){var r=e+.5*(i-e),o=t+.5*(s-t),n=this._label.style;n.left=Math.round(r)-20+"px",n.top=Math.round(o)-12+"px"}setPosBetweenWires(e,t,i,s,r,o){var n=(e+i+r)/3,a=(t+s+o)/3,l=this._label.style;l.left=Math.round(n)-20+"px",l.top=Math.round(a)-12+"px"}setText(e){this._label.innerHTML=this._prefix+(e||"")}setFillColor(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}setBorderColor(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}setOpacity(e){this._label.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}setClickable(e){this._label.style["pointer-events"]=e?"all":"none"}setPrefix(e){this._prefix!==e&&(this._prefix=e)}destroy(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}var xe=d.vec3(),Be=d.vec3();class we extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._color=t.color||e.defaultColor;var i=this.plugin.viewer.scene;this._originWorld=d.vec3(),this._cornerWorld=d.vec3(),this._targetWorld=d.vec3(),this._wp=new Float64Array(12),this._vp=new Float64Array(12),this._pp=new Float64Array(12),this._cp=new Int16Array(6);const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},l=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};this._originDot=new me(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._cornerDot=new me(i,t.corner,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetDot=new me(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._originWire=new be(this._container,{color:this._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetWire=new be(this._container,{color:this._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._angleLabel=new ye(this._container,{fillColor:this._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._visible=!1,this._originVisible=!1,this._cornerVisible=!1,this._targetVisible=!1,this._originWireVisible=!1,this._targetWireVisible=!1,this._angleVisible=!1,this._labelsVisible=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._cornerDot.on("worldPos",(e=>{this._cornerWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.cornerVisible=t.cornerVisible,this.targetVisible=t.targetVisible,this.originWireVisible=t.originWireVisible,this.targetWireVisible=t.targetWireVisible,this.angleVisible=t.angleVisible,this.labelsVisible=t.labelsVisible}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(d.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){const u=-.3,p=this._originDot.viewPos[2],f=this._cornerDot.viewPos[2],g=this._targetDot.viewPos[2];if(p>u||f>u||g>u)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);d.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var t=this._pp,i=this._cp,s=e.canvas.canvas.getBoundingClientRect();const m=this._container.getBoundingClientRect();for(var r=s.top-m.top,o=s.left-m.left,n=e.canvas.boundary,a=n[2],l=n[3],A=0,h=0,c=t.length;h<c;h+=4)i[A]=o+Math.floor((1+t[h+0]/t[h+3])*a/2),i[A+1]=r+Math.floor((1-t[h+1]/t[h+3])*l/2),A+=2;if(this._originWire.setStartAndEnd(i[0],i[1],i[2],i[3]),this._targetWire.setStartAndEnd(i[2],i[3],i[4],i[5]),this._angleLabel.setPosBetweenWires(i[0],i[1],i[2],i[3],i[4],i[5]),d.subVec3(this._originWorld,this._cornerWorld,xe),d.subVec3(this._targetWorld,this._cornerWorld,Be),!(0===xe[0]&&0===xe[1]&&0===xe[2]||0===Be[0]&&0===Be[1]&&0===Be[2])){const e=this._approximate?" ~ ":" = ";d.normalizeVec3(xe),d.normalizeVec3(Be);const t=Math.abs(d.angleVec3(xe,Be));this._angle=t/d.DEGTORAD,this._angleLabel.setText(e+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(d.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get corner(){return this._cornerDot}get target(){return this._targetDot}get angle(){return this._update(),this._angle}get color(){return this._color}set color(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}set visible(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}get originVisible(){return this._originVisible}set cornerVisible(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}get cornerVisible(){return this._cornerVisible}set targetVisible(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}get targetVisible(){return this._targetVisible}set originWireVisible(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}get originWireVisible(){return this._originWireVisible}set targetWireVisible(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}get targetWireVisible(){return this._targetWireVisible}set angleVisible(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get angleVisible(){return this._angleVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}setHighlighted(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),super.destroy()}}class Pe extends R{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class Ce extends Pe{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentAngleMeasurement=null,this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}_destroyMarkerDiv(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}_attachPlugin(e,t={}){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;const e=this.scene;e.input;const t=e.canvas.canvas,i=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens;let r=!1,o=null,n=0,a=0;const l=d.vec3(),A=d.vec2();this._currentAngleMeasurement=null;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==t.parentNode&&h(e.offsetParent)),c=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==t.parentNode&&c(e.offsetParent)),u=d.vec2(),p=e=>{e.snappedToVertex||e.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!0),this.markerDiv.style.background="greenyellow",this.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.canvasPos,s.snapped=!1),this.markerDiv.style.background="pink",this.markerDiv.style.border="2px solid red");const i=e.snappedCanvasPos||e.canvasPos;switch(r=!0,o=e.entity,l.set(e.worldPos),A.set(i),this._mouseState){case 0:this._canvasToPagePos?(this._canvasToPagePos(t,i,u),this.markerDiv.style.left=u[0]-5+"px",this.markerDiv.style.top=u[1]-5+"px"):(this.markerDiv.style.left=c(t)+i[0]-5+"px",this.markerDiv.style.top=h(t)+i[1]-5+"px");break;case 1:this._currentAngleMeasurement&&(this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer";break;case 2:this._currentAngleMeasurement&&(this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer"}};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&p(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||p(e)})),t.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(n=e.clientX,a=e.clientY)}),t.addEventListener("mouseup",this._onMouseUp=e=>{if(1===e.which&&!(e.clientX>n+20||e.clientX<n-20||e.clientY>a+20||e.clientY<a-20))switch(this._mouseState){case 0:r&&(this._currentAngleMeasurement=this.angleMeasurementsPlugin.createMeasurement({id:d.createUUID(),origin:{worldPos:l,entity:o},corner:{worldPos:l,entity:o},target:{worldPos:l,entity:o},approximate:!0}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.origin.entity=o,this._mouseState=1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement));break;case 1:r?(this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.corner.entity=o,this._mouseState=2):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement));break;case 2:r?(this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.entity=o,this._currentAngleMeasurement.clickable=!0,o=null,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._mouseState=0):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement))}});const f=e=>{if(r=!1,s&&(s.visible=!0,s.pointerPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!1),this.markerDiv.style.left="-100px",this.markerDiv.style.top="-100px",this._currentAngleMeasurement){switch(this._mouseState){case 0:this._currentAngleMeasurement.originVisible=!1;break;case 1:this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1;break;case 2:this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1}t.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&f(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||f(e)})),this._active=!0}deactivate(){if(!this._active)return;this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class Me extends z{constructor(e,t={}){super("AngleMeasurements",e),this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,angleMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get control(){return this._defaultControl||(this._defaultControl=new Ce(this,{})),this._defaultControl}get measurements(){return this._measurements}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.corner,s=e.target,r=new we(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},corner:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:e.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(()=>{delete this._measurements[r.id]})),r.clickable=!0,this.fire("measurementCreated",r),r}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}}class Ee extends Pe{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentAngleMeasurement=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=d.vec3(),r=20;let o=null;this._touchState=0;const n=d.vec2(),a=d.vec2(),l=d.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},c=()=>{this.plugin.viewer.cameraControl.active=!0},u=()=>{o&&(clearTimeout(o),o=null),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),c(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const c=i.touches[0],p=c.clientX,f=c.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void u();const i=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement?this._currentAngleMeasurement.origin.worldPos=s:(this._currentAngleMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},corner:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1),this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=c.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=c.identifier;break;case 6:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=8,h()}),this._longTouchTimeoutMs),this._touchState=7),A=c.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(e=>{this.pointerCircle.stop();const i=e.touches.length;if(1!==i||1!==e.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const r=e.touches[0],n=r.clientX,l=r.clientY;if(r.identifier!==A)return;let h,c;switch(a.set([n,l]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(h.worldPos),this._currentAngleMeasurement.origin.worldPos=h.worldPos):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),s.set(c.worldPos),this._currentAngleMeasurement.origin.worldPos=c.worldPos):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.corner.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.corner.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1)),this._touchState=5;break;case 8:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.target.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.target.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0)),this._touchState=8}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],u=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([u,p]),this._touchState){case 1:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentAngleMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos},corner:{worldPos:i.worldPos},target:{worldPos:i.worldPos}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=3):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}c();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),c();break;case 4:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=6):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}c();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._touchState=6,c();break;case 7:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=6);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0}c();break;case 8:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement&&this._currentAngleMeasurement.targetVisible?(this._currentAngleMeasurement.clickable=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._touchState=0):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0),c()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class Fe extends R{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=ve({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!d.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}class Ie extends Fe{constructor(e,t){super(e,t,!0,!1)}}class De extends Fe{constructor(e,t){super(e,t,!1,!0)}}const Se=d.vec3(),Te=d.vec3(),Re=d.vec3();class Le extends pe{constructor(e,t){if(super(e,t),this.plugin=t.plugin,this._container=t.container,!this._container)throw"config missing: container";if(!t.markerElement&&!t.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!t.labelElement&&!t.labelHTML)throw"config missing: need either labelElement or labelHTML";this._htmlDirty=!1,t.markerElement?(this._marker=t.markerElement,this._marker.addEventListener("click",this._onMouseClickedExternalMarker=()=>{this.plugin.fire("markerClicked",this)}),this._marker.addEventListener("contextmenu",this._onContextMenuExtenalMarker=()=>{this.plugin.fire("contextmenu",this)}),this._marker.addEventListener("mouseenter",this._onMouseEnterExternalMarker=()=>{this.plugin.fire("markerMouseEnter",this)}),this._marker.addEventListener("mouseleave",this._onMouseLeaveExternalMarker=()=>{this.plugin.fire("markerMouseLeave",this)}),this._markerExternal=!0):(this._markerHTML=t.markerHTML,this._htmlDirty=!0,this._markerExternal=!1),t.labelElement?(this._label=t.labelElement,this._labelExternal=!0):(this._labelHTML=t.labelHTML,this._htmlDirty=!0,this._labelExternal=!1),this._markerShown=!!t.markerShown,this._labelShown=!!t.labelShown,this._values=t.values||{},this._layoutDirty=!0,this._visibilityDirty=!0,this._labelPosition=24,this._buildHTML(),this._onTick=this.scene.on("tick",(()=>{this._htmlDirty&&(this._buildHTML(),this._htmlDirty=!1,this._layoutDirty=!0,this._visibilityDirty=!0),(this._layoutDirty||this._visibilityDirty)&&(this._markerShown||this._labelShown)&&(this._updatePosition(),this._layoutDirty=!1),this._visibilityDirty&&(this._marker.style.visibility=this.visible&&this._markerShown?"visible":"hidden",this._label.style.visibility=this.visible&&this._markerShown&&this._labelShown?"visible":"hidden",this._visibilityDirty=!1)})),this.on("canvasPos",(()=>{this._layoutDirty=!0})),this.on("visible",(()=>{this._visibilityDirty=!0})),this.setMarkerShown(!1!==t.markerShown),this.setLabelShown(t.labelShown),this.eye=t.eye?t.eye.slice():null,this.look=t.look?t.look.slice():null,this.up=t.up?t.up.slice():null,this.projection=t.projection}_buildHTML(){if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);let e=this._markerHTML||"<p></p>";y.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._marker=t.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(()=>{this.plugin.fire("markerClicked",this)})),this._marker.addEventListener("contextmenu",(e=>{e.preventDefault(),this.plugin.fire("contextmenu",this)})),this._marker.addEventListener("mouseenter",(()=>{this.plugin.fire("markerMouseEnter",this)})),this._marker.addEventListener("mouseleave",(()=>{this.plugin.fire("markerMouseLeave",this)})),this._marker.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);let e=this._labelHTML||"<p></p>";y.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._label=t.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}}_updatePosition(){const e=e=>e+"px",t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],s=t[1]+this.canvasPos[1],r=this._marker.getBoundingClientRect().width,o=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(r/2-12);this._marker.style.left=e(o-r/2),this._marker.style.top=e(s-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;const n=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(o+a*(r/2+Math.abs(this._labelPosition)+n/2)-n/2),this._label.style.top=e(s-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}_renderTemplate(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){const i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}setFromPickResult(e){if(e.worldPos&&e.worldNormal){const t=d.normalizeVec3(e.worldNormal,Se),i=this.plugin&&this.plugin.surfaceOffset||0,s=d.mulVec3Scalar(t,i,Te),r=d.addVec3(e.worldPos,s,Re);this.entity=e.entity,this.worldPos=r}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}setMarkerAlign(e){const t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}setLabelPosition(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}setMarkerShown(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}getMarkerShown(){return this._markerShown}setLabelShown(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}getLabelShown(){return this._labelShown}setField(e,t){this._values[e]=t||"",this._htmlDirty=!0}getField(e){return this._values[e]}setValues(e){for(var t in e)if(e.hasOwnProperty(t)){const i=e[t];this.setField(t,i)}}getValues(){return this._values}destroy(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),super.destroy()}}class Ue extends z{constructor(e,t){super("Annotations",e),this._labelHTML=t.labelHTML||"<div></div>",this._markerHTML=t.markerHTML||"<div></div>",this._container=t.container||document.body,this._values=t.values||{},this.annotations={},this.surfaceOffset=t.surfaceOffset}getContainerElement(){return this._container}send(e,t){if("clearAnnotations"===e)this.clear()}set surfaceOffset(e){null==e&&(e=.3),this._surfaceOffset=e}get surfaceOffset(){return this._surfaceOffset}createAnnotation(e){this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=null;e.markerElementId&&((t=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var i=null;e.labelElementId&&((i=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));const s=new Le(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:t,labelElement:i,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:y.apply(e.values,y.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(()=>{delete this.annotations[s.id],this.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}destroyAnnotation(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}clear(){const e=Object.keys(this.annotations);for(var t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}destroy(){this.clear(),super.destroy()}}class ke extends R{get type(){return"Spinner"}constructor(e,t={}){super(e,t),this._canvas=t.canvas,this._element=null,this._isCustom=!1,t.elementId&&(this._element=document.getElementById(t.elementId),this._element?this._adjustPosition():this.error("Can't find given Spinner HTML element: '"+t.elementId+"' - will automatically create default element")),this._element||this._createDefaultSpinner(),this.processes=0}_createDefaultSpinner(){this._injectDefaultCSS();const e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}_injectDefaultCSS(){const e="xeokit-spinner-css";if(document.getElementById(e))return;const t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}_adjustPosition(){if(this._isCustom)return;const e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}set processes(e){if(e=e||0,this._processes===e)return;if(e<0)return;const t=this._processes;this._processes=e;const i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}get processes(){return this._processes}_destroy(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);const e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}const Oe=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"];class Ne extends R{constructor(e,t={}){super(e,t),this._backgroundColor=d.vec3([t.backgroundColor?t.backgroundColor[0]:1,t.backgroundColor?t.backgroundColor[1]:1,t.backgroundColor?t.backgroundColor[2]:1]),this._backgroundColorFromAmbientLight=!!t.backgroundColorFromAmbientLight,this.canvas=t.canvas,this.gl=null,this.webgl2=!1,this.transparent=!!t.transparent,this.contextAttr=t.contextAttr||{},this.contextAttr.alpha=this.transparent,this.contextAttr.preserveDrawingBuffer=!!this.contextAttr.preserveDrawingBuffer,this.contextAttr.stencil=!1,this.contextAttr.premultipliedAlpha=!!this.contextAttr.premultipliedAlpha,this.contextAttr.antialias=!1!==this.contextAttr.antialias,this.resolutionScale=t.resolutionScale,this.canvas.width=Math.round(this.canvas.clientWidth*this._resolutionScale),this.canvas.height=Math.round(this.canvas.clientHeight*this._resolutionScale),this.boundary=[this.canvas.offsetLeft,this.canvas.offsetTop,this.canvas.clientWidth,this.canvas.clientHeight],this._initWebGL(t);const i=this;this.canvas.addEventListener("webglcontextlost",this._webglcontextlostListener=function(e){console.time("webglcontextrestored"),i.scene._webglContextLost(),i.fire("webglcontextlost"),e.preventDefault()},!1),this.canvas.addEventListener("webglcontextrestored",this._webglcontextrestoredListener=function(e){i._initWebGL(),i.gl&&(i.scene._webglContextRestored(i.gl),i.fire("webglcontextrestored",i.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);let s=!0;new ResizeObserver((e=>{for(const t of e)t.contentBoxSize&&(s=!0)})).observe(this.canvas),this._tick=this.scene.on("tick",(()=>{s&&(s=!1,i.canvas.width=Math.round(i.canvas.clientWidth*i._resolutionScale),i.canvas.height=Math.round(i.canvas.clientHeight*i._resolutionScale),i.boundary[0]=i.canvas.offsetLeft,i.boundary[1]=i.canvas.offsetTop,i.boundary[2]=i.canvas.clientWidth,i.boundary[3]=i.canvas.clientHeight,i.fire("boundary",i.boundary))})),this._spinner=new ke(this.scene,{canvas:this.canvas,elementId:t.spinnerElementId})}get type(){return"Canvas"}get backgroundColorFromAmbientLight(){return this._backgroundColorFromAmbientLight}set backgroundColorFromAmbientLight(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}get backgroundColor(){return this._backgroundColor}set backgroundColor(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}get resolutionScale(){return this._resolutionScale}set resolutionScale(e){if((e=e||1)===this._resolutionScale)return;this._resolutionScale=e;const t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}get spinner(){return this._spinner}_createCanvas(){const e="xeokit-canvas-"+d.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),s=i.style;s.height="100%",s.width="100%",s.padding="0",s.margin="0",s.background="rgba(0,0,0,0);",s.float="left",s.left="0",s.top="0",s.position="absolute",s.opacity="1.0",s["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}_getElementXY(e){let t=0,i=0;for(;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}_initWebGL(){if(!this.gl)for(let e=0;!this.gl&&e<Oe.length;e++)try{this.gl=this.canvas.getContext(Oe[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));{const e=this.gl;let t="__",i=e.activeTexture;e.activeTexture=function(e){t!==e&&(t=e,i.call(this,e))};let s={},r=e.bindTexture;e.bindTexture=function(e,i){s[t]!==i&&(s[t]=i,r.call(this,e,i))}}this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}getSnapshot(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}readPixels(e,t,i,s){return this.scene._renderer.readPixels(e,t,i,s)}loseWebGLContext(){this.canvas.loseContext&&this.canvas.loseContext()}destroy(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,super.destroy()}}class Qe{constructor(e){this._scene=e,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}reset(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=d.vec3(),this.snapPickOrigin=d.vec3()}getRTCViewMatrix(e,t){let i=this._rtcViewMats[e];return i||(i=this._getNewMat(),J(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}getRTCPickViewMatrix(e,t){let i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();const s=this.pickViewMatrix||this._scene.camera.viewMatrix;J(s,t,i),this._rtcPickViewMats[e]=i}return i}_getNewMat(){let e=this._matPool[this._matPoolNextFreeIndex];return e||(e=d.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}const Ve={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},He=document.createElement("canvas");if(He){const e=He.getContext("webgl",{antialias:!0})||He.getContext("experimental-webgl",{antialias:!0});Ve.WEBGL=!!e,Ve.WEBGL&&(Ve.ANTIALIAS=e.getContextAttributes().antialias,e.getShaderPrecisionFormat?e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT).precision>0?Ve.FS_MAX_FLOAT_PRECISION="highp":e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT).precision>0?Ve.FS_MAX_FLOAT_PRECISION="mediump":Ve.FS_MAX_FLOAT_PRECISION="lowp":Ve.FS_MAX_FLOAT_PRECISION="mediump",Ve.DEPTH_BUFFER_BITS=e.getParameter(e.DEPTH_BITS),Ve.MAX_TEXTURE_SIZE=e.getParameter(e.MAX_TEXTURE_SIZE),Ve.MAX_CUBE_MAP_SIZE=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),Ve.MAX_RENDERBUFFER_SIZE=e.getParameter(e.MAX_RENDERBUFFER_SIZE),Ve.MAX_TEXTURE_UNITS=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS),Ve.MAX_TEXTURE_IMAGE_UNITS=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),Ve.MAX_VERTEX_ATTRIBS=e.getParameter(e.MAX_VERTEX_ATTRIBS),Ve.MAX_VERTEX_UNIFORM_VECTORS=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),Ve.MAX_FRAGMENT_UNIFORM_VECTORS=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),Ve.MAX_VARYING_VECTORS=e.getParameter(e.MAX_VARYING_VECTORS),e.getSupportedExtensions().forEach((function(e){Ve.SUPPORTED_EXTENSIONS[e]=!0})))}class je{constructor(){this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}get canvasPos(){return this._gotCanvasPos?this._canvasPos:null}set canvasPos(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}get origin(){return this._gotOrigin?this._origin:null}set origin(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}get direction(){return this._gotDirection?this._direction:null}set direction(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}get indices(){return this.entity&&this._gotIndices?this._indices:null}set indices(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}get localPos(){return this.entity&&this._gotLocalPos?this._localPos:null}set localPos(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}get snappedCanvasPos(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null}set snappedCanvasPos(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}get worldPos(){return this._gotWorldPos?this._worldPos:null}set worldPos(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}get viewPos(){return this.entity&&this._gotViewPos?this._viewPos:null}set viewPos(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}get bary(){return this.entity&&this._gotBary?this._bary:null}set bary(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}get worldNormal(){return this.entity&&this._gotWorldNormal?this._worldNormal:null}set worldNormal(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}get uv(){return this.entity&&this._gotUV?this._uv:null}set uv(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}get snapped(){return this.snappedToEdge||this.snappedToVertex}reset(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}class Ge{constructor(e,t,i){if(this.allocated=!1,this.compiled=!1,this.handle=e.createShader(t),this.handle){if(this.allocated=!0,e.shaderSource(this.handle,i),e.compileShader(this.handle),this.compiled=e.getShaderParameter(this.handle,e.COMPILE_STATUS),!this.compiled&&!e.isContextLost()){const t=i.split("\n"),s=[];for(let e=0;e<t.length;e++)s.push(e+1+": "+t[e]+"\n");this.errors=[],this.errors.push(""),this.errors.push(e.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(s.join(""))}}else this.errors=["Failed to allocate"]}destroy(){}}class ze{constructor(e,t){this.bindTexture=function(i,s){return!!i.bind(s)&&(e.uniform1i(t,s),!0)}}}class We{constructor(e,t){this._gl=e,this.location=t}bindArrayBuffer(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}const Ke=new e({});function Xe(e){const t=[];let i,s;for(let r=0,o=e.length;r<o;r++)i=e[r],s=i.indexOf("/"),s>0&&"/"===i.charAt(s+1)&&(i=i.substring(0,s)),t.push(i);return t.join("\n")}function Je(e){console.error(e.join("\n"))}class Ye{constructor(e,t){this.id=Ke.addItem({}),this.source=t,this.init(e)}init(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new Ge(e,e.VERTEX_SHADER,Xe(this.source.vertex)),this._fragmentShader=new Ge(e,e.FRAGMENT_SHADER,Xe(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Je(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Je(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Je(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Je(this.errors);let t,i,s,r,o;if(this.compiled=!0,this.handle=e.createProgram(),!this.handle)return void(this.errors=["Failed to allocate program"]);if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Je(this.errors);const n=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<n;++i)s=e.getActiveUniform(this.handle,i),s&&(r=s.name,"\0"===r[r.length-1]&&(r=r.substr(0,r.length-1)),o=e.getUniformLocation(this.handle,r),s.type===e.SAMPLER_2D||s.type===e.SAMPLER_CUBE||35682===s.type||e instanceof WebGL2RenderingContext&&(s.type===e.UNSIGNED_INT_SAMPLER_2D||s.type===e.INT_SAMPLER_2D)?this.samplers[r]=new ze(e,o):this.uniforms[r]=o);const a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)t=e.getActiveAttrib(this.handle,i),t&&(o=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new We(e,o));this.allocated=!0}bind(){this.allocated&&this.gl.useProgram(this.handle)}getLocation(e){if(this.allocated)return this.uniforms[e]}getAttribute(e){if(this.allocated)return this.attributes[e]}bindTexture(e,t,i){if(!this.allocated)return!1;const s=this.samplers[e];return!!s&&s.bindTexture(t,i)}destroy(){this.allocated&&(Ke.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}class Ze{constructor(e,t,i,s,r,o,n,a,l){switch(this._gl=e,this.type=t,this.allocated=!1,i.constructor){case Uint8Array:this.itemType=e.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=e.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=e.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=e.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=e.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=e.INT,this.itemByteSize=4;break;default:this.itemType=e.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=r,this.normalized=!!n,this.stride=a||0,this.offset=l||0,this._allocate(i)}_allocate(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}setData(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}bind(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}unbind(){this.allocated&&this._gl.bindBuffer(this.type,null)}destroy(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}class qe{constructor(e,t){this.scene=e,this.aabb=d.AABB3(),this.origin=d.vec3(t),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}addMarker(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}markerWorldPosUpdated(e){if(!this.markers[e.id])return;const t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}removeMarker(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}update(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}_buildMarkerList(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}_buildPositions(){let e=0;for(let t=0;t<this.numMarkers;t++)if(this.markerList[t]){const i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}_buildAABB(){const e=this.aabb;d.collapseAABB3(e),d.expandAABB3Points3(e,this.positions);const t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}_buildVBOs(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}const e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new Ze(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}_buildOcclusionTestList(){const e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,s=i[2],r=i[3];let o=0;this.lenOcclusionTestList=0;for(let e=0;e<this.numMarkers;e++){const i=this.markerList[e];if(i.viewPos[2]>-t){i._setVisible(!1);continue}const n=i.canvasPos,a=n[0],l=n[1];a+10<0||l+10<0||a-10>s||l-10>r?i._setVisible(!1):!i.entity||i.entity.visible?i.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=i,this.pixels[o++]=a,this.pixels[o++]=l):i._setVisible(!0):i._setVisible(!1)}}_updateActiveSectionPlanes(){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i];if(t.active){const e=d.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return void(this.culledBySectionPlanes=!0);const s=0===e;this.sectionPlanesActive[i]=s}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}destroy(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}const $e=d.vec3([1,0,0]),et=d.vec3();class tt{constructor(e,t){this._scene=e,this._renderBufferManager=t,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=e.camera.on("viewMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCameraProjMatrix=e.camera.on("projMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCanvasBoundary=e.canvas.on("boundary",(()=>{this._occlusionTestListDirty=!0}))}addMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i||(i=new qe(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}markerWorldPosUpdated(e){const t=this._markersToOcclusionLayersMap[e.id];if(!t)return;const i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);let s=this._occlusionLayers[i];s||(s=new qe(this._scene,e.origin),this._occlusionLayers[i]=s,this._occlusionLayersListDirty=!0),s.addMarker(e),this._markersToOcclusionLayersMap[e.id]=s}else t.markerWorldPosUpdated(e)}removeMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}get needOcclusionTest(){return this._occlusionTestListDirty}bindRenderBuf(){const e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}_buildOcclusionLayersList(){let e=0;for(let t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}_buildShaderSource(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}_buildVertexShaderSource(){const e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}_buildFragmentShaderSource(){const e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,s=[];if(s.push("#version 300 es"),s.push("// OcclusionTester fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;");for(let e=0;e<t.sectionPlanes.length;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  float dist = 0.0;");for(var r=0;r<t.sectionPlanes.length;r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),s.push("}"),s}_buildProgram(){this._program&&this._program.destroy();const e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new Ye(t,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=i.sectionPlanes.length;e<t;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}drawMarkers(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e._sectionPlanesState,r=e.camera,o=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,r._project._state.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,i=this._occlusionLayersList.length;e<i;e++){const i=this._occlusionLayersList[e];if(i.update(),i.culledBySectionPlanes)continue;const o=i.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,J(r.viewMatrix,o));const n=s.sectionPlanes.length;if(n>0){const e=s.sectionPlanes;for(let s=0;s<n;s++){const r=this._uSectionPlanes[s];if(r){const n=i.sectionPlanesActive[s];if(t.uniform1i(r.active,n?1:0),n){const i=e[s];t.uniform3fv(r.pos,$(i.dist,i.dir,o,et)),t.uniform3fv(r.dir,i.dir)}}}}this._aPosition.bindArrayBuffer(i.positionsBuf);const a=i.indicesBuf;a.bind(),t.drawElements(t.POINTS,a.numItems,a.itemType,0)}}doOcclusionTest(){{const e=this._scene.canvas.resolutionScale,t=255*$e[0],i=255*$e[1],s=255*$e[2];for(let r=0,o=this._occlusionLayersList.length;r<o;r++){const o=this._occlusionLayersList[r];for(let r=0;r<o.lenOcclusionTestList;r++){const n=o.occlusionTestList[r],a=2*r,l=this._readPixelBuf.read(Math.round(o.pixels[a]*e),Math.round(o.pixels[a+1]*e)),A=l[0]===t&&l[1]===i&&l[2]===s;n._setVisible(A)}}}}unbindRenderBuf(){this._readPixelBuf.unbind()}destroy(){if(!this.destroyed){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}const it=d.vec2();class st{constructor(e){this._scene=e,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}render(e){if(this._build(),this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=d.mat4();return()=>(e&&d.inverseMat4(s.camera.projMatrix,t),t)})());const t=this._scene.canvas.gl,i=this._program,s=this._scene,r=s.sao,o=t.drawingBufferWidth,n=t.drawingBufferHeight,a=s.camera.project._state,l=a.near,A=a.far,h=a.matrix,c=this._getInverseProjectMat(),u=Math.random(),p="perspective"===s.camera.projection;it[0]=o,it[1]=n,t.viewport(0,0,o,n),t.clearColor(0,0,0,1),t.disable(t.DEPTH_TEST),t.disable(t.BLEND),t.frontFace(t.CCW),t.clear(t.COLOR_BUFFER_BIT),i.bind(),t.uniform1f(this._uCameraNear,l),t.uniform1f(this._uCameraFar,A),t.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,h),t.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,c),t.uniform1i(this._uPerspective,p),t.uniform1f(this._uScale,r.scale*(A/5)),t.uniform1f(this._uIntensity,r.intensity),t.uniform1f(this._uBias,r.bias),t.uniform1f(this._uKernelRadius,r.kernelRadius),t.uniform1f(this._uMinResolution,r.minResolution),t.uniform2fv(this._uViewport,it),t.uniform1f(this._uRandomSeed,u);const f=e.getDepthTexture();i.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),t.drawElements(t.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}_build(){let e=!1;const t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),!e)return;const i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new Ye(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:[`#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ${this._numSamples}\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }`]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const s=new Float32Array([1,1,0,1,0,0,1,0]),r=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),o=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Ze(i,i.ARRAY_BUFFER,r,r.length,3,i.STATIC_DRAW),this._uvBuf=new Ze(i,i.ARRAY_BUFFER,s,s.length,2,i.STATIC_DRAW),this._indicesBuf=new Ze(i,i.ELEMENT_ARRAY_BUFFER,o,o.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}destroy(){this._program&&(this._program.destroy(),this._program=null)}}const rt=new Float32Array(ht(17,[0,1])),ot=new Float32Array(ht(17,[1,0])),nt=new Float32Array(function(e,t){const i=[];for(let s=0;s<=e;s++)i.push(At(s,t));return i}(17,4)),at=new Float32Array(2);class lt{constructor(e){this._scene=e,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}init(){const e=this._scene.canvas.gl;if(this._program=new Ye(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS 16\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }"]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),s=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Ze(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new Ze(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new Ze(e,e.ELEMENT_ARRAY_BUFFER,s,s.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}render(e,t,i){if(this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=d.mat4();return()=>(e&&d.inverseMat4(o.camera.projMatrix,t),t)})());const s=this._scene.canvas.gl,r=this._program,o=this._scene,n=s.drawingBufferWidth,a=s.drawingBufferHeight,l=o.camera.project._state,A=l.near,h=l.far;s.viewport(0,0,n,a),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.bind(),at[0]=n,at[1]=a,s.uniform2fv(this._uViewport,at),s.uniform1f(this._uCameraNear,A),s.uniform1f(this._uCameraFar,h),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,ot):s.uniform2fv(this._uSampleOffsets,rt),s.uniform1fv(this._uSampleWeights,nt);const c=e.getDepthTexture(),u=t.getTexture();r.bindTexture(this._uDepthTexture,c,0),r.bindTexture(this._uOcclusionTexture,u,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}destroy(){this._program.destroy()}}function At(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function ht(e,t){const i=[];for(let s=0;s<=e;s++)i.push(t[0]*s),i.push(t[1]*s);return i}class ct{constructor(e,t,i){i=i||{},this.gl=t,this.allocated=!1,this.canvas=e,this.buffer=null,this.bound=!1,this.size=i.size,this._hasDepthTexture=!!i.depthTexture}setSize(e){this.size=e}webglContextRestored(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}bind(...e){if(this._touch(...e),this.bound)return;const t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}createTexture(e,t,i=null){const s=this.gl,r=s.createTexture();return s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),i?s.texStorage2D(s.TEXTURE_2D,1,i,e,t):s.texImage2D(s.TEXTURE_2D,0,s.RGBA,e,t,0,s.RGBA,s.UNSIGNED_BYTE,null),r}_touch(...e){let t,i;const s=this.gl;if(this.size?(t=this.size[0],i=this.size[1]):(t=s.drawingBufferWidth,i=s.drawingBufferHeight),this.buffer){if(this.buffer.width===t&&this.buffer.height===i)return;this.buffer.textures.forEach((e=>s.deleteTexture(e))),s.deleteFramebuffer(this.buffer.framebuf),s.deleteRenderbuffer(this.buffer.renderbuf)}const r=[];let o;e.length>0?r.push(...e.map((e=>this.createTexture(t,i,e)))):r.push(this.createTexture(t,i)),this._hasDepthTexture&&(o=s.createTexture(),s.bindTexture(s.TEXTURE_2D,o),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),s.texImage2D(s.TEXTURE_2D,0,s.DEPTH_COMPONENT32F,t,i,0,s.DEPTH_COMPONENT,s.FLOAT,null));const n=s.createRenderbuffer();s.bindRenderbuffer(s.RENDERBUFFER,n),s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_COMPONENT32F,t,i);const a=s.createFramebuffer();s.bindFramebuffer(s.FRAMEBUFFER,a);for(let e=0;e<r.length;e++)s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+e,s.TEXTURE_2D,r[e],0);if(e.length>0&&s.drawBuffers(r.map(((e,t)=>s.COLOR_ATTACHMENT0+t))),this._hasDepthTexture?s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,o,0):s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,n),s.bindTexture(s.TEXTURE_2D,null),s.bindRenderbuffer(s.RENDERBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,a),!s.isFramebuffer(a))throw"Invalid framebuffer";s.bindFramebuffer(s.FRAMEBUFFER,null);const l=s.checkFramebufferStatus(s.FRAMEBUFFER);switch(l){case s.FRAMEBUFFER_COMPLETE:break;case s.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case s.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+l}this.buffer={framebuf:a,renderbuf:n,texture:r[0],textures:r,depthTexture:o,width:t,height:i},this.bound=!1}clear(){if(!this.bound)throw"Render buffer not bound";const e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}read(e,t,i=null,s=null,r=Uint8Array,o=4,n=0){const a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,A=new r(o),h=this.gl;return h.readBuffer(h.COLOR_ATTACHMENT0+n),h.readPixels(a,l,1,1,i||h.RGBA,s||h.UNSIGNED_BYTE,A,0),A}readArray(e=null,t=null,i=Uint8Array,s=4,r=0){const o=new i(this.buffer.width*this.buffer.height*s),n=this.gl;return n.readBuffer(n.COLOR_ATTACHMENT0+r),n.readPixels(0,0,this.buffer.width,this.buffer.height,e||n.RGBA,t||n.UNSIGNED_BYTE,o,0),o}readImageAsCanvas(){const e=this.gl,t=this._getImageDataCache(),i=t.pixelData,s=t.canvas,r=t.imageData,o=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);const n=this.buffer.width,a=this.buffer.height,l=a/2|0,A=4*n,h=new Uint8Array(4*n);for(let e=0;e<l;++e){const t=e*A,s=(a-e-1)*A;h.set(i.subarray(t,t+A)),i.copyWithin(t,s,s+A),i.set(h,s)}return r.data.set(i),o.putImageData(r,0,0),s}readImage(e){const t=this.gl,i=this._getImageDataCache(),s=i.pixelData,r=i.canvas,o=i.imageData,n=i.context,{width:a,height:l}=this.buffer;t.readPixels(0,0,a,l,t.RGBA,t.UNSIGNED_BYTE,s),o.data.set(s),n.putImageData(o,0,0),n.save(),n.globalCompositeOperation="copy",n.scale(1,-1),n.drawImage(r,0,-l,a,l),n.restore();let A=e.format||"png";return"jpeg"!==A&&"png"!==A&&"bmp"!==A&&(console.error("Unsupported image format: '"+A+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),A="png"),r.toDataURL(`image/${A}`)}_getImageDataCache(e=Uint8Array,t=4){const i=this.buffer.width,s=this.buffer.height;let r=this._imageDataCache;if(r&&(r.width===i&&r.height===s||(this._imageDataCache=null,r=null)),!r){const o=document.createElement("canvas"),n=o.getContext("2d");o.width=i,o.height=s,r={pixelData:new e(i*s*t),canvas:o,context:n,imageData:n.createImageData(i,s),width:i,height:s},this._imageDataCache=r}return r.context.resetTransform(),r}unbind(){const e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}getTexture(e=0){const t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}hasDepthTexture(){return this._hasDepthTexture}getDepthTexture(){if(!this._hasDepthTexture)return null;const e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}destroy(){if(this.allocated){const e=this.gl;this.buffer.textures.forEach((t=>e.deleteTexture(t))),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}class ut{constructor(e){this.scene=e,this._renderBuffersBasic={},this._renderBuffersScaled={}}getRenderBuffer(e,t){const i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled;let s=i[e];return s||(s=new ct(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=s),s}destroy(){for(let e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(let e in this._renderBuffersScaled)this._renderBuffersScaled[e].destroy()}}function dt(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];let i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}const pt=function(t,i){i=i||{};const s=new Qe(t),r=t.canvas.canvas,o=t.canvas.gl,n=!!i.transparent,a=i.alphaDepthMask,l=new e({});let A={},h={},c=[],u=[],p=!0,f=!0,g=!0,_=!0,v=!0,b=!0,y=!0,x=!0;const B=new ut(t);let w=!1;const P=new st(t),C=new lt(t);function M(){p&&(!function(){for(let e in A)if(A.hasOwnProperty(e)){const t=A[e],i=t.drawableMap,s=t.drawableListPreCull;let r=0;for(let e in i)i.hasOwnProperty(e)&&(s[r++]=i[e]);s.length=r}}(),p=!1,f=!0),f&&(!function(){let e=0;for(let t in A)if(A.hasOwnProperty(t)){const i=A[t].drawableListPreCull;for(let t=0,s=i.length;t<s;t++){const s=i[t];c[e++]=s}}c.length=e,c.sort(((e,t)=>e.renderOrder-t.renderOrder))}(),f=!1,g=!0),g&&function(){let e=0;for(let t=0,i=c.length;t<i;t++){const i=c[t];i.rebuildRenderFlags(),i.renderFlags.culled||(u[e++]=i)}u.length=e}()}function E(e){if(!e.castsShadow)return;const t=e.getShadowRenderBuf();if(t){t.bind(),s.reset(),s.backfaces=!0,s.frontface=!0,s.shadowViewMatrix=e.getShadowViewMatrix(),s.shadowProjMatrix=e.getShadowProjMatrix(),o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,1),o.enable(o.DEPTH_TEST),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];!1!==i.visible&&i.castsShadow&&i.drawShadow&&(i.renderFlags.colorOpaque&&i.drawShadow(s))}}t.unbind()}}this.scene=t,this._occlusionTester=null,this.capabilities={astcSupported:!!dt(o,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!dt(o,"WEBGL_compressed_texture_etc"),dxtSupported:!!dt(o,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!dt(o,"EXT_texture_compression_bptc"),pvrtcSupported:!(!dt(o,"WEBGL_compressed_texture_pvrtc")&&!dt(o,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){_=e,g=!0},this.setEdgesEnabled=function(e){v=e,g=!0},this.setSAOEnabled=function(e){b=e,g=!0},this.setPBREnabled=function(e){y=e,g=!0},this.setColorTextureEnabled=function(e){x=e,g=!0},this.needStateSort=function(){f=!0},this.shadowsDirty=function(){},this.imageDirty=function(){g=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){P.init(),C.init(),g=!0},this.addDrawable=function(e,t){const i=t.type;if(!i)return void console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring");let s=A[i];s||(s={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},A[i]=s),s.count++,s.drawableMap[e]=t,h[e]=t,p=!0},this.removeDrawable=function(e){const t=h[e];if(!t)return void console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring");const i=t.type,s=A[i];--s.count<=0?delete A[i]:delete s.drawableMap[e],delete h[e],p=!0},this.getPickID=function(e){return l.addItem(e)},this.putPickID=function(e){l.removeItem(e)},this.clear=function(e){if(o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(1,1,1,1);else{const e=t.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT)},this.needsRender=function(){return g||p||f},this.render=function(e){(e=e||{}).force&&(g=!0),M(),g&&(!function(e){const i=t.sao;b&&i.possible&&function(e){const i=t.sao,r=B.getRenderBuffer("saoDepth",{depthTexture:!0});r.bind(),r.clear(),function(e){s.reset(),s.pass=e.pass,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=u.length;e<t;e++){const t=u[e];!0!==t.culled&&!1!==t.visible&&t.drawDepth&&t.saoEnabled&&(t.renderFlags.colorOpaque&&t.drawDepth(s))}}(e),r.unbind();const n=B.getRenderBuffer("saoOcclusion");if(n.bind(),n.clear(),P.render(r),n.unbind(),i.blur){const e=B.getRenderBuffer("saoOcclusion2");e.bind(),e.clear(),C.render(r,n,0),e.unbind(),n.bind(),n.clear(),C.render(r,e,1),n.unbind()}}(e);(function(){let e=t._lightsState.lights;for(let t=0,i=e.length;t<i;t++){const i=e[t];i.castsShadow&&E(i)}})(),function(e){const i=[],r=[],l=[],A=[],h=[],c=[],d=[],p=[],f=[],g=[],w=[],P=[],C=[],M=[],E=[],F=[],I=t._lightsState.getAmbientColorAndIntensity();if(s.reset(),s.pass=e.pass,s.withSAO=!1,s.pbrEnabled=y&&!!t.pbrEnabled,s.colorTextureEnabled=x&&!!t.colorTextureEnabled,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(0,0,0,0);else{const e=t.canvas.backgroundColorFromAmbientLight?I:t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),o.lineWidth(1),s.lineWidth=1;const D=t.sao.possible;if(b&&D){const e=B.getRenderBuffer("saoOcclusion");s.occlusionTexture=e?e.getTexture():null}else s.occlusionTexture=null;let S,T;const R=Date.now();!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);let L=0,U=0,k=0,O=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0;for(let e=0,t=u.length;e<t;e++){if(T=u[e],!0===T.culled||!1===T.visible)continue;const t=T.renderFlags;t.colorOpaque&&(b&&D&&T.saoEnabled?i[L++]=T:T.drawColorOpaque(s)),_&&t.colorTransparent&&(l[k++]=T),t.xrayedSilhouetteTransparent&&(d[V++]=T),t.xrayedSilhouetteOpaque&&(h[N++]=T),t.highlightedSilhouetteTransparent&&(w[z++]=T),t.highlightedSilhouetteOpaque&&(f[j++]=T),t.selectedSilhouetteTransparent&&(E[J++]=T),t.selectedSilhouetteOpaque&&(C[K++]=T),T.edges&&v&&(t.edgesOpaque&&(r[U++]=T),t.edgesTransparent&&(A[O++]=T),t.selectedEdgesTransparent&&(F[Y++]=T),t.selectedEdgesOpaque&&(M[X++]=T),t.xrayedEdgesTransparent&&(p[H++]=T),t.xrayedEdgesOpaque&&(c[Q++]=T),t.highlightedEdgesTransparent&&(P[W++]=T),t.highlightedEdgesOpaque&&(g[G++]=T))}if(L>0)for(s.withSAO=!0,S=0;S<L;S++)i[S].drawColorOpaque(s);if(U>0)for(S=0;S<U;S++)r[S].drawEdgesColorOpaque(s);if(N>0)for(S=0;S<N;S++)h[S].drawSilhouetteXRayed(s);if(Q>0)for(S=0;S<Q;S++)c[S].drawEdgesXRayed(s);if(V>0||H>0||k>0||O>0){if(o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):(o.blendEquation(o.FUNC_ADD),o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA)),s.backfaces=!1,a||o.depthMask(!1),(k>0||O>0)&&o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),O>0)for(S=0;S<O;S++)T=A[S],T.drawEdgesColorTransparent(s);if(k>0)for(S=0;S<k;S++)T=l[S],T.drawColorTransparent(s);if(H>0)for(S=0;S<H;S++)p[S].drawEdgesXRayed(s);if(V>0)for(S=0;S<V;S++)d[S].drawSilhouetteXRayed(s);o.disable(o.BLEND),a||o.depthMask(!0)}if(j>0||G>0){if(s.lastProgramId=null,t.highlightMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),G>0)for(S=0;S<G;S++)g[S].drawEdgesHighlighted(s);if(j>0)for(S=0;S<j;S++)f[S].drawSilhouetteHighlighted(s)}if(z>0||W>0||j>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),o.enable(o.CULL_FACE),W>0)for(S=0;S<W;S++)P[S].drawEdgesHighlighted(s);if(z>0)for(S=0;S<z;S++)w[S].drawSilhouetteHighlighted(s);o.disable(o.BLEND)}if(K>0||X>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),X>0)for(S=0;S<X;S++)M[S].drawEdgesSelected(s);if(K>0)for(S=0;S<K;S++)C[S].drawSilhouetteSelected(s)}if(J>0||Y>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),Y>0)for(S=0;S<Y;S++)F[S].drawEdgesSelected(s);if(J>0)for(S=0;S<J;S++)E[S].drawSilhouetteSelected(s);o.disable(o.BLEND)}const Z=Date.now(),q=m.frame;q.renderTime=(Z-R)/1e3,q.drawElements=s.drawElements,q.drawArrays=s.drawArrays,q.useProgram=s.useProgram,q.bindTexture=s.bindTexture,q.bindArray=s.bindArray;const $=Ve.MAX_TEXTURE_IMAGE_UNITS;for(let e=0;e<$;e++)o.activeTexture(o.TEXTURE0+e);o.bindTexture(o.TEXTURE_CUBE_MAP,null),o.bindTexture(o.TEXTURE_2D,null);const ee=Ve.MAX_VERTEX_ATTRIBS;for(let e=0;e<ee;e++)o.disableVertexAttribArray(e)}(e)}(e),m.frame.frameCount++,g=!1)},this.pick=function(){const e=d.vec3();d.mat4();const i=d.mat4(),n=d.vec3(),a=d.vec3([0,1,0]),h=new je,c=d.vec2(),p=d.vec3(),f=d.vec3(),g=d.vec3();return d.vec3(),d.vec3(),function(m,_=h){let v;_.reset(),M();let b=null,y=null,x=null;_.pickSurface=m.pickSurface,m.canvasPos?(p[0]=m.canvasPos[0],p[1]=m.canvasPos[1],b=t.camera.viewMatrix,y=t.camera.projMatrix,x=t.camera.projection,_.canvasPos=m.canvasPos):(m.matrix?(b=m.matrix,y=t.camera.projMatrix,x=t.camera.projection):(f.set(m.origin||[0,0,0]),g.set(m.direction||[0,0,1]),v=d.addVec3(f,g,e),n[0]=Math.random(),n[1]=Math.random(),n[2]=Math.random(),d.normalizeVec3(n),d.cross3Vec3(g,n,a),b=d.lookAtMat4v(f,v,a,i),y=t.camera.ortho.matrix,x="ortho",_.origin=f,_.direction=g),p[0]=.5*r.clientWidth,p[1]=.5*r.clientHeight);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(b,y)}}const w=B.getRenderBuffer("pick",{size:[1,1]});w.bind();const P=function(e,i,r,n,a,A){const h=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=A.origin,s.pickViewMatrix=r,s.pickProjMatrix=n,s.pickInvisible=!!a.pickInvisible,s.pickClipPos=[D(i[0]*h,o.drawingBufferWidth),S(i[1]*h,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);const c=a.includeEntityIds,d=a.excludeEntityIds;for(let e=0,t=u.length;e<t;e++){const t=u[e];!0!==t.culled&&!1!==t.visible&&(!t.drawPickMesh||!0!==a.pickInvisible&&!1===t.visible||!1===t.pickable||c&&!c[t.id]||d&&d[t.id]||t.drawPickMesh(s))}const p=e.read(0,0),f=p[0]+(p[1]<<8)+(p[2]<<16)+(p[3]<<24);if(f<0)return;return l.items[f]}(w,p,b,y,m,_);if(!P)return w.unbind(),null;const C=P.delegatePickedEntity?P.delegatePickedEntity():P;return C?(m.pickSurface&&(P.canPickTriangle&&P.canPickTriangle()?(!function(e,i,r,n,a,l){if(!i.drawPickTriangles)return;const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),i.drawPickTriangles(s);const h=e.read(0,0);let c=h[0]+256*h[1]+256*h[2]*256+256*h[3]*256*256;c*=3,l.primIndex=c}(w,P,p,b,y,_),P.pickTriangleSurface(b,y,x,_),_.pickSurfacePrecision=!1):P.canPickWorldPos&&P.canPickWorldPos()&&(c[0]=t.camera.project.near,c[1]=t.camera.project.far,F(w,P,p,b,y,c,_),!1!==m.pickSurfaceNormal&&function(e,i,r,n,a,l){const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)];const h=B.getRenderBuffer("pick-normal",{size:[3,3]});h.bind(o.RGBA32I),o.viewport(0,0,h.size[0],h.size[1]),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),i.drawPickNormals(s);const c=h.read(1,1,o.RGBA_INTEGER,o.INT,Int32Array,4);h.unbind();const u=[c[0]/d.MAX_INT,c[1]/d.MAX_INT,c[2]/d.MAX_INT];d.normalizeVec3(u),l.worldNormal=u}(0,P,p,b,y,_),_.pickSurfacePrecision=!1)),w.unbind(),_.entity=C,_):(w.unbind(),null)}}();const F=function(){const e=d.vec4(),i=d.vec4(),n=d.vec4(),a=d.vec4(),l=d.vec4(),A=d.mat4(),h=d.mat4(),c=d.mat4();return function(u,p,f,g,m,_,v){const b=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=v.origin,s.pickViewMatrix=g,s.pickProjMatrix=m,s.pickZNear=_[0],s.pickZFar=_[1],s.pickElementsCount=p.pickElementsCount,s.pickElementsOffset=p.pickElementsOffset,s.pickClipPos=[D(f[0]*b,o.drawingBufferWidth),S(f[1]*b,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),p.drawPickDepths(s);const y=function(e){const t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return d.dotVec4(t,i)}(u.read(0,0)),x=(f[0]-r.clientWidth/2)/(r.clientWidth/2),B=-(f[1]-r.clientHeight/2)/(r.clientHeight/2),w=p.origin;let P;if(w){const e=J(g,w,A);P=d.mulMat4(m,e,h)}else P=d.mulMat4(m,g,h);const C=d.inverseMat4(P,c);e[0]=x,e[1]=B,e[2]=-1,e[3]=1;let M=d.transformVec4(C,e);M=d.mulVec4Scalar(M,1/M[3]),i[0]=x,i[1]=B,i[2]=1,i[3]=1;let E=d.transformVec4(C,i);E=d.mulVec4Scalar(E,1/E[3]);const F=d.subVec3(E,M,n),I=d.addVec3(M,d.mulVec4Scalar(F,y,a),l);w&&d.addVec3(I,w),v.worldPos=I}}();function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.drawSnapInit&&i.drawSnap&&!i.culled&&i.visible&&i.pickable&&i.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}this.snapPick=function(){const e=new je;return function(i,r=e){const{canvasPos:n,origin:a,direction:h,snapRadius:c,snapToVertex:p,snapToEdge:f}=i;if(!p&&!f)return this.pick({canvasPos:n,pickSurface:!0});const g=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickZNear=t.camera.project.near,s.pickZFar=t.camera.project.far;const m=c||30,_=B.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*m+1,2*m+1]});s.snapVectorA=[n?D(n[0]*g,o.drawingBufferWidth):0,n?S(n[1]*g,o.drawingBufferHeight):0],s.snapInvVectorAB=[o.drawingBufferWidth/(2*m),o.drawingBufferHeight/(2*m)],_.bind(o.RGBA32I,o.RGBA32I,o.RGBA8UI),o.viewport(0,0,_.size[0],_.size[1]),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.disable(o.CULL_FACE),o.depthMask(!0),o.disable(o.BLEND),o.depthFunc(o.LEQUAL),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),o.clearBufferiv(o.COLOR,1,new Int32Array([0,0,0,0])),o.clearBufferuiv(o.COLOR,2,new Uint32Array([0,0,0,0])),s.pickViewMatrix=n?t.camera.viewMatrix:d.lookAtMat4v(a,d.addVec3(a,h,d.vec3()),d.vec3([0,1,0]),d.mat4());const v=t.camera.projMatrix;for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(s.pickViewMatrix,v)}}o.drawBuffers([o.COLOR_ATTACHMENT0,o.COLOR_ATTACHMENT1,o.COLOR_ATTACHMENT2]);const b=function(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.drawSnapInit&&!i.culled&&i.visible&&i.pickable&&i.drawSnapInit(e)}return e.snapPickLayerParams}(s),y=[];s.snapPickLayerParams=y,o.depthMask(!1),o.drawBuffers([o.COLOR_ATTACHMENT0]),p&&f?(s.snapMode="edge",I(s),s.snapMode="vertex",s.snapPickLayerNumber++,I(s)):(s.snapMode=p?"vertex":"edge",I(s)),o.depthMask(!0);const x=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4),w=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4,1),P=_.readArray(o.RGBA_INTEGER,o.UNSIGNED_INT,Uint32Array,4,2);_.unbind();let C=null,M=null,E=null;const F=4*m+m*_.size[0]*4,T=x.slice(F,F+4),R=w.slice(F,F+4),L=P.slice(F,F+4);if(0!==T[3]){const e=b[Math.abs(T[3])%b.length],t=e.origin,i=e.coordinateScale;C=[T[0]*i[0]+t[0],T[1]*i[1]+t[1],T[2]*i[2]+t[2]],M=d.normalizeVec3([R[0]/d.MAX_INT,R[1]/d.MAX_INT,R[2]/d.MAX_INT]);const s=L[0]+(L[1]<<8)+(L[2]<<16)+(L[3]<<24);E=l.items[s]}let U=[];for(let e=0;e<x.length;e+=4)if(x[e+3]>0){const t=Math.floor(e/4),i=_.size[0],s=t%i-Math.floor(i/2),r=Math.floor(t/i)-Math.floor(i/2),o=Math.sqrt(Math.pow(s,2)+Math.pow(r,2));U.push({x:s,y:r,dist:o,isVertex:p&&f?x[e+3]>y.length/2:p,result:[x[e+0],x[e+1],x[e+2],x[e+3]],normal:[w[e+0],w[e+1],w[e+2],w[e+3]],id:[P[e+0],P[e+1],P[e+2],P[e+3]]})}let k=null,O=null,N=null,Q=null;if(U.length>0){U.sort(((e,t)=>e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist)),Q=U[0].isVertex?"vertex":"edge";const e=U[0].result,t=U[0].normal,i=U[0].id,s=y[e[3]],r=s.origin,o=s.coordinateScale;O=d.normalizeVec3([t[0]/d.MAX_INT,t[1]/d.MAX_INT,t[2]/d.MAX_INT]),k=[e[0]*o[0]+r[0],e[1]*o[1]+r[1],e[2]*o[2]+r[2]],N=l.items[i[0]+(i[1]<<8)+(i[2]<<16)+(i[3]<<24)]}if(null===C&&null==k)return null;let V=null;null!==k&&(V=t.camera.projectWorldPos(k));const H=N&&N.delegatePickedEntity?N.delegatePickedEntity():N;return!H&&E&&(E=E.delegatePickedEntity?E.delegatePickedEntity():E),r.reset(),r.snappedToEdge="edge"===Q,r.snappedToVertex="vertex"===Q,r.worldPos=k||C,r.worldNormal=O||M,r.entity=H||E,r.canvasPos=n||t.camera.projectWorldPos(C||k),r.snappedCanvasPos=V||n,r}}(),this.addMarker=function(e){this._occlusionTester=this._occlusionTester||new tt(t,B),this._occlusionTester.addMarker(e),t.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){M(),this._occlusionTester.bindRenderBuf(),s.reset(),s.backfaces=!0,s.frontface=!0,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=u.length;e<t;e++){const t=u[e];t.drawOcclusion&&!0!==t.culled&&!1!==t.visible&&!1!==t.pickable&&t.drawOcclusion(s)}this._occlusionTester.drawMarkers(s),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,s){const r=B.getRenderBuffer("snapshot");let o,n,a,l;for(r.bind(),r.clear(),this.render({force:!0,opaqueOnly:s}),n=0;n<i;n++)a=2*n,l=4*n,o=r.read(e[a],e[a+1]),t[l]=o[0],t[l+1]=o[1],t[l+2]=o[2],t[l+3]=o[3];r.unbind(),g=!0},this.beginSnapshot=function(e={}){const t=B.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),w=!0},this.renderSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),g=!0},this.readSnapshot=function(e){return B.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return B.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").unbind(),w=!1},this.destroy=function(){A={},h={},B.destroy(),P.destroy(),C.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}};class ft extends R{constructor(e,t={}){super(e,t),this.KEY_BACKSPACE=8,this.KEY_TAB=9,this.KEY_ENTER=13,this.KEY_SHIFT=16,this.KEY_CTRL=17,this.KEY_ALT=18,this.KEY_PAUSE_BREAK=19,this.KEY_CAPS_LOCK=20,this.KEY_ESCAPE=27,this.KEY_PAGE_UP=33,this.KEY_PAGE_DOWN=34,this.KEY_END=35,this.KEY_HOME=36,this.KEY_LEFT_ARROW=37,this.KEY_UP_ARROW=38,this.KEY_RIGHT_ARROW=39,this.KEY_DOWN_ARROW=40,this.KEY_INSERT=45,this.KEY_DELETE=46,this.KEY_NUM_0=48,this.KEY_NUM_1=49,this.KEY_NUM_2=50,this.KEY_NUM_3=51,this.KEY_NUM_4=52,this.KEY_NUM_5=53,this.KEY_NUM_6=54,this.KEY_NUM_7=55,this.KEY_NUM_8=56,this.KEY_NUM_9=57,this.KEY_A=65,this.KEY_B=66,this.KEY_C=67,this.KEY_D=68,this.KEY_E=69,this.KEY_F=70,this.KEY_G=71,this.KEY_H=72,this.KEY_I=73,this.KEY_J=74,this.KEY_K=75,this.KEY_L=76,this.KEY_M=77,this.KEY_N=78,this.KEY_O=79,this.KEY_P=80,this.KEY_Q=81,this.KEY_R=82,this.KEY_S=83,this.KEY_T=84,this.KEY_U=85,this.KEY_V=86,this.KEY_W=87,this.KEY_X=88,this.KEY_Y=89,this.KEY_Z=90,this.KEY_LEFT_WINDOW=91,this.KEY_RIGHT_WINDOW=92,this.KEY_SELECT_KEY=93,this.KEY_NUMPAD_0=96,this.KEY_NUMPAD_1=97,this.KEY_NUMPAD_2=98,this.KEY_NUMPAD_3=99,this.KEY_NUMPAD_4=100,this.KEY_NUMPAD_5=101,this.KEY_NUMPAD_6=102,this.KEY_NUMPAD_7=103,this.KEY_NUMPAD_8=104,this.KEY_NUMPAD_9=105,this.KEY_MULTIPLY=106,this.KEY_ADD=107,this.KEY_SUBTRACT=109,this.KEY_DECIMAL_POINT=110,this.KEY_DIVIDE=111,this.KEY_F1=112,this.KEY_F2=113,this.KEY_F3=114,this.KEY_F4=115,this.KEY_F5=116,this.KEY_F6=117,this.KEY_F7=118,this.KEY_F8=119,this.KEY_F9=120,this.KEY_F10=121,this.KEY_F11=122,this.KEY_F12=123,this.KEY_NUM_LOCK=144,this.KEY_SCROLL_LOCK=145,this.KEY_SEMI_COLON=186,this.KEY_EQUAL_SIGN=187,this.KEY_COMMA=188,this.KEY_DASH=189,this.KEY_PERIOD=190,this.KEY_FORWARD_SLASH=191,this.KEY_GRAVE_ACCENT=192,this.KEY_OPEN_BRACKET=219,this.KEY_BACK_SLASH=220,this.KEY_CLOSE_BRACKET=221,this.KEY_SINGLE_QUOTE=222,this.KEY_SPACE=32,this.element=t.element,this.altDown=!1,this.ctrlDown=!1,this.mouseDownLeft=!1,this.mouseDownMiddle=!1,this.mouseDownRight=!1,this.keyDown=[],this.enabled=!0,this.keyboardEnabled=!0,this.mouseover=!1,this.mouseCanvasPos=d.vec2(),this._keyboardEventsElement=t.keyboardEventsElement||document,this._bindEvents()}_bindEvents(){if(this._eventsBound)return;this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!0:e.keyCode===this.KEY_ALT?this.altDown=!0:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!0),this.keyDown[e.keyCode]=!0,this.fire("keydown",e.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!1:e.keyCode===this.KEY_ALT?this.altDown=!1:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!1),this.keyDown[e.keyCode]=!1,this.fire("keyup",e.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=e=>{this.enabled&&(this.mouseover=!0,this._getMouseCanvasPos(e),this.fire("mouseenter",this.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=e=>{this.enabled&&(this.mouseover=!1,this._getMouseCanvasPos(e),this.fire("mouseleave",this.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!0;break;case 2:this.mouseDownMiddle=!0;break;case 3:this.mouseDownRight=!0}this._getMouseCanvasPos(e),this.element.focus(),this.fire("mousedown",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!1;break;case 2:this.mouseDownMiddle=!1;break;case 3:this.mouseDownRight=!1}this.fire("mouseup",this.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("click",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("dblclick",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}});const e=this.scene.tickify((()=>this.fire("mousemove",this.mouseCanvasPos,!0)));this.element.addEventListener("mousemove",this._mouseMoveListener=t=>{this.enabled&&(this._getMouseCanvasPos(t),e(),this.mouseover&&t.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=e=>{this.enabled&&(this._getMouseCanvasPos(e),this.fire("contextmenu",this.mouseCanvasPos,!0))});const t=this.scene.tickify((e=>{this.fire("mousewheel",e,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=(e,i)=>{if(!this.enabled)return;const s=Math.max(-1,Math.min(1,40*-e.deltaY));t(s)},{passive:!0});{let e,t;const i=2;this.on("mousedown",(i=>{e=i[0],t=i[1]})),this.on("mouseup",(s=>{e>=s[0]-i&&e<=s[0]+i&&t>=s[1]-i&&t<=s[1]+i&&this.fire("mouseclicked",s,!0)}))}this.element.addEventListener("touchstart",this._touchstartListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchstart",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchend",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this._eventsBound=!0}_unbindEvents(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}_getTouchCanvasPos(e){let t=e.target,i=0,s=0;for(;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-s]}_getMouseCanvasPos(e){if(e){let t=e.target,i=0,s=0;for(;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;this.mouseCanvasPos[0]=e.pageX-i,this.mouseCanvasPos[1]=e.pageY-s}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}setEnabled(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}getEnabled(){return this.enabled}setKeyboardEnabled(e){this.keyboardEnabled=e}getKeyboardEnabled(){return this.keyboardEnabled}destroy(){super.destroy(),this._unbindEvents()}}const gt=new e({});class mt{constructor(e){this.id=gt.addItem({});for(const t in e)e.hasOwnProperty(t)&&(this[t]=e[t])}destroy(){gt.removeItem(this.id)}}class _t extends R{get type(){return"Viewport"}constructor(e,t={}){super(e,t),this._state=new mt({boundary:[0,0,100,100]}),this.boundary=t.boundary,this.autoBoundary=t.autoBoundary}set boundary(e){if(!this._autoBoundary){if(!e){const t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}get boundary(){return this._state.boundary}set autoBoundary(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){const t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}get autoBoundary(){return this._autoBoundary}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}class vt extends R{get type(){return"Perspective"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new mt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this._fov=60,this._canvasResized=this.scene.canvas.on("boundary",this._needUpdate,this),this.fov=t.fov,this.fovAxis=t.fovAxis,this.near=t.near,this.far=t.far}_update(){const e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis;let s=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(s/=t),s=Math.min(s,120),d.perspectiveMat4(s*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}set fov(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}get fov(){return this._fov}set fovAxis(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}get fovAxis(){return this._fovAxis}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}class bt extends R{get type(){return"Ortho"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new mt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.scale=t.scale,this.near=t.near,this.far=t.far,this._onCanvasBoundary=this.scene.canvas.on("boundary",this._needUpdate,this)}_update(){const e=this.scene,t=.5*this._scale,i=e.canvas.boundary,s=i[2],r=i[3],o=s/r;let n,a,l,A;s>r?(n=-t,a=t,l=t/o,A=-t/o):(n=-t*o,a=t*o,l=t,A=-t),d.orthoMat4c(n,a,A,l,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set scale(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}get scale(){return this._scale}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}class yt extends R{get type(){return"Frustum"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new mt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._left=-1,this._right=1,this._bottom=-1,this._top=1,this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.left=t.left,this.right=t.right,this.bottom=t.bottom,this.top=t.top,this.near=t.near,this.far=t.far}_update(){d.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set left(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}get left(){return this._left}set right(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}get right(){return this._right}set top(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}get top(){return this._top}set bottom(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}get bottom(){return this._bottom}set near(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}get near(){return this._state.near}set far(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),super.destroy()}}class xt extends R{get type(){return"CustomProjection"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new mt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4()}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!1,this.matrix=t.matrix}set matrix(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}get matrix(){return this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy()}}const Bt=d.vec3(),wt=d.vec3(),Pt=d.vec3(),Ct=d.vec3(),Mt=d.vec3(),Et=d.vec3(),Ft=d.vec4(),It=d.vec4(),Dt=d.vec4(),St=d.mat4(),Tt=d.mat4(),Rt=d.vec3(),Lt=d.vec3(),Ut=d.vec3(),kt=d.vec3();class Ot extends R{get type(){return"Camera"}constructor(e,t={}){super(e,t),this._state=new mt({deviceMatrix:d.mat4(),hasDeviceMatrix:!1,matrix:d.mat4(),normalMatrix:d.mat4(),inverseMatrix:d.mat4()}),this._perspective=new vt(this),this._ortho=new bt(this),this._frustum=new yt(this),this._customProjection=new xt(this),this._project=this._perspective,this._eye=d.vec3([0,0,10]),this._look=d.vec3([0,0,0]),this._up=d.vec3([0,1,0]),this._worldUp=d.vec3([0,1,0]),this._worldRight=d.vec3([1,0,0]),this._worldForward=d.vec3([0,0,-1]),this.deviceMatrix=t.deviceMatrix,this.eye=t.eye,this.look=t.look,this.up=t.up,this.worldAxis=t.worldAxis,this.gimbalLock=t.gimbalLock,this.constrainPitch=t.constrainPitch,this.projection=t.projection,this._perspective.on("matrix",(()=>{"perspective"===this._projectionType&&this.fire("projMatrix",this._perspective.matrix)})),this._ortho.on("matrix",(()=>{"ortho"===this._projectionType&&this.fire("projMatrix",this._ortho.matrix)})),this._frustum.on("matrix",(()=>{"frustum"===this._projectionType&&this.fire("projMatrix",this._frustum.matrix)})),this._customProjection.on("matrix",(()=>{"customProjection"===this._projectionType&&this.fire("projMatrix",this._customProjection.matrix)}))}_update(){const e=this._state;let t;"ortho"===this.projection?(d.subVec3(this._eye,this._look,Rt),d.normalizeVec3(Rt,Lt),d.mulVec3Scalar(Lt,1e3,Ut),d.addVec3(this._look,Ut,kt),t=kt):t=this._eye,e.hasDeviceMatrix?(d.lookAtMat4v(t,this._look,this._up,Tt),d.mulMat4(e.deviceMatrix,Tt,e.matrix)):d.lookAtMat4v(t,this._look,this._up,e.matrix),d.inverseMat4(this._state.matrix,this._state.inverseMatrix),d.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}orbitYaw(e){let t=d.subVec3(this._eye,this._look,Bt);d.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,St),t=d.transformPoint3(St,t,wt),this.eye=d.addVec3(this._look,t,Pt),this.up=d.transformPoint3(St,this._up,Ct)}orbitPitch(e){if(this._constrainPitch&&(e=d.dotVec3(this._up,this._worldUp)/d.DEGTORAD)<1)return;let t=d.subVec3(this._eye,this._look,Bt);const i=d.cross3Vec3(d.normalizeVec3(t,wt),d.normalizeVec3(this._up,Pt));d.rotationMat4v(.0174532925*e,i,St),t=d.transformPoint3(St,t,Ct),this.up=d.transformPoint3(St,this._up,Mt),this.eye=d.addVec3(t,this._look,Et)}yaw(e){let t=d.subVec3(this._look,this._eye,Bt);d.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,St),t=d.transformPoint3(St,t,wt),this.look=d.addVec3(t,this._eye,Pt),this._gimbalLock&&(this.up=d.transformPoint3(St,this._up,Ct))}pitch(e){if(this._constrainPitch&&(e=d.dotVec3(this._up,this._worldUp)/d.DEGTORAD)<1)return;let t=d.subVec3(this._look,this._eye,Bt);const i=d.cross3Vec3(d.normalizeVec3(t,wt),d.normalizeVec3(this._up,Pt));d.rotationMat4v(.0174532925*e,i,St),this.up=d.transformPoint3(St,this._up,Et),t=d.transformPoint3(St,t,Ct),this.look=d.addVec3(t,this._eye,Mt)}pan(e){const t=d.subVec3(this._eye,this._look,Bt),i=[0,0,0];let s;if(0!==e[0]){const r=d.cross3Vec3(d.normalizeVec3(t,[]),d.normalizeVec3(this._up,wt));s=d.mulVec3Scalar(r,e[0]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]}0!==e[1]&&(s=d.mulVec3Scalar(d.normalizeVec3(this._up,Pt),e[1]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),0!==e[2]&&(s=d.mulVec3Scalar(d.normalizeVec3(t,Ct),e[2]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),this.eye=d.addVec3(this._eye,i,Mt),this.look=d.addVec3(this._look,i,Et)}zoom(e){const t=d.subVec3(this._eye,this._look,Bt),i=Math.abs(d.lenVec3(t,wt)),s=Math.abs(i+e);if(s<.5)return;const r=d.normalizeVec3(t,Pt);this.eye=d.addVec3(this._look,d.mulVec3Scalar(r,s),Ct)}set eye(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}get eye(){return this._eye}set look(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}get look(){return this._look}set up(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}get up(){return this._up}set deviceMatrix(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}get deviceMatrix(){return this._state.deviceMatrix}set worldAxis(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=d.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}get worldAxis(){return this._worldAxis}get worldUp(){return this._worldUp}get xUp(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}get yUp(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}get zUp(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}get worldRight(){return this._worldRight}get worldForward(){return this._worldForward}set gimbalLock(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}get gimbalLock(){return this._gimbalLock}set constrainPitch(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}get eyeLookDist(){return d.lenVec3(d.subVec3(this._look,this._eye,Bt))}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get viewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get normalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get viewNormalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get inverseViewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}get projMatrix(){return this[this.projection].matrix}get perspective(){return this._perspective}get ortho(){return this._ortho}get frustum(){return this._frustum}get customProjection(){return this._customProjection}set projection(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}get projection(){return this._projectionType}get project(){return this._project}projectWorldPos(e){const t=Ft,i=It,s=Dt;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,d.mulMat4v4(this.viewMatrix,t,i),d.mulMat4v4(this.projMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1;const r=this.scene.canvas.canvas,o=r.offsetWidth/2,n=r.offsetHeight/2;return[s[0]*o+o,s[1]*n+n]}destroy(){super.destroy(),this._state.destroy()}}class Nt extends R{get type(){return"Light"}get isLight(){return!0}constructor(e,t={}){super(e,t)}}class Qt extends Nt{get type(){return"DirLight"}constructor(e,t={}){super(e,t),this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const i=this.scene.camera,s=this.scene.canvas;this._onCameraViewMatrix=i.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=i.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=s.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new mt({type:"dir",dir:d.vec3([1,1,1]),color:d.vec3([.7,.7,.8]),intensity:1,space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(this._shadowViewMatrixDirty){this._shadowViewMatrix||(this._shadowViewMatrix=d.identityMat4());const e=this.scene.camera,t=this._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]],r=[0,1,0];d.lookAtMat4v(s,i,r,this._shadowViewMatrix),this._shadowViewMatrixDirty=!1}return this._shadowViewMatrix},getShadowProjMatrix:()=>(this._shadowProjMatrixDirty&&(this._shadowProjMatrix||(this._shadowProjMatrix=d.identityMat4()),d.orthoMat4c(-40,40,-40,40,-40,80,this._shadowProjMatrix),this._shadowProjMatrixDirty=!1),this._shadowProjMatrix),getShadowRenderBuf:()=>(this._shadowRenderBuf||(this._shadowRenderBuf=new ct(this.scene.canvas.canvas,this.scene.canvas.gl,{size:[1024,1024]})),this._shadowRenderBuf)}),this.dir=t.dir,this.color=t.color,this.intensity=t.intensity,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set dir(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get dir(){return this._state.dir}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}class Vt extends Nt{get type(){return"AmbientLight"}constructor(e,t={}){super(e,t),this._state={type:"ambient",color:d.vec3([.7,.7,.7]),intensity:1},this.color=t.color,this.intensity=t.intensity,this.scene._lightCreated(this)}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}get intensity(){return this._state.intensity}destroy(){super.destroy(),this.scene._lightDestroyed(this)}}class Ht extends R{get type(){return"Geometry"}get isGeometry(){return!0}constructor(e,t={}){super(e,t),m.memory.meshes++}destroy(){super.destroy(),m.memory.meshes--}}var jt=function(){const e=[],t=[],i=[],s=[],r=[];let o=0;const n=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),A=d.vec3(),h=d.vec3(),c=d.vec3(),u=d.vec3(),p=d.vec3(),f=d.vec3(),g=d.vec3();return function(m,_,v,b){!function(r,o){const n={};let a,l,A,h;const c=Math.pow(10,4);let u,d,p=0;for(u=0,d=r.length;u<d;u+=3)a=r[u],l=r[u+1],A=r[u+2],h=Math.round(a*c)+"_"+Math.round(l*c)+"_"+Math.round(A*c),void 0===n[h]&&(n[h]=p/3,e[p++]=a,e[p++]=l,e[p++]=A),t[u/3]=n[h];for(u=0,d=o.length;u<d;u++)s[u]=t[o[u]],i[s[u]]=o[u]}(m,_),function(t,i){o=0;for(let m=0,_=t;m<_;m+=3){const t=3*s[m],_=3*s[m+1],v=3*s[m+2];i?(n[0]=e[t],n[1]=e[t+1],n[2]=e[t+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[v],l[1]=e[v+1],l[2]=e[v+2],d.decompressPosition(n,i,A),d.decompressPosition(a,i,h),d.decompressPosition(l,i,c)):(A[0]=e[t],A[1]=e[t+1],A[2]=e[t+2],h[0]=e[_],h[1]=e[_+1],h[2]=e[_+2],c[0]=e[v],c[1]=e[v+1],c[2]=e[v+2]),d.subVec3(c,h,u),d.subVec3(A,h,p),d.cross3Vec3(u,p,f),d.normalizeVec3(f,g);const b=r[o]||(r[o]={normal:d.vec3()});b.normal[0]=g[0],b.normal[1]=g[1],b.normal[2]=g[2],o++}}(_.length,v);const y=[],x=Math.cos(d.DEGTORAD*b),B={};let w,P,C,M,E,F,I,D,S,T,R,L=!1;for(let e=0,t=_.length;e<t;e+=3){const t=e/3;for(let i=0;i<3;i++)w=s[e+i],P=s[e+(i+1)%3],C=Math.min(w,P),M=Math.max(w,P),E=C+","+M,void 0===B[E]?B[E]={index1:C,index2:M,face1:t,face2:void 0}:B[E].face2=t}for(E in B)F=B[E],void 0!==F.face2&&(I=r[F.face1].normal,D=r[F.face2].normal,S=d.dotVec3(I,D),S>x)||(T=i[F.index1],R=i[F.index2],(!L&&T>65535||R>65535)&&(L=!0),y.push(T),y.push(R));return L?new Uint32Array(y):new Uint16Array(y)}}();const Gt=function(){const e=d.mat4(),t=d.mat4();return function(i,s){s=s||d.mat4();const r=i[0],o=i[1],n=i[2],a=i[3]-r,l=i[4]-o,A=i[5]-n,h=65535;return d.identityMat4(e),d.translationMat4v(i,e),d.identityMat4(t),d.scalingMat4v([a/h,l/h,A/h],t),d.mulMat4(e,t,s),s}}();var zt=function(){const e=d.mat4(),t=d.mat4();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([r[0]!==s[0]?65535/(r[0]-s[0]):0,r[1]!==s[1]?65535/(r[1]-s[1]):0,r[2]!==s[2]?65535/(r[2]-s[2]):0]);let a;for(a=0;a<i.length;a+=3)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1]))),o[a+2]=Math.max(0,Math.min(65535,Math.floor((i[a+2]-s[2])*n[2])));d.identityMat4(e),d.translationMat4v(s,e),d.identityMat4(t),d.scalingMat4v([(r[0]-s[0])/65535,(r[1]-s[1])/65535,(r[2]-s[2])/65535],t);return{quantized:o,decodeMatrix:d.mulMat4(e,t,d.identityMat4())}}}();var Wt=function(){const e=d.mat3(),t=d.mat3();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([65535/(r[0]-s[0]),65535/(r[1]-s[1])]);let a;for(a=0;a<i.length;a+=2)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1])));d.identityMat3(e),d.translationMat3v(s,e),d.identityMat3(t),d.scalingMat3v([(r[0]-s[0])/65535,(r[1]-s[1])/65535],t);return{quantized:o,decodeMatrix:d.mulMat3(e,t,d.identityMat3())}}}();function Kt(e,t,i,s){let r=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),o=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){let e=(1-Math.abs(o))*(r>=0?1:-1),t=(1-Math.abs(r))*(o>=0?1:-1);r=e,o=t}return new Int8Array([Math[i](127.5*r+(r<0?-1:0)),Math[s](127.5*o+(o<0?-1:0))])}function Xt(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}function Jt(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}const Yt={getPositionsBounds:function(e){const t=new Float32Array(3),i=new Float32Array(3);let s,r;for(s=0;s<3;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=3)for(r=0;r<3;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},createPositionsDecodeMatrix:Gt,compressPositions:zt,compressPosition:function(e,t,i){const s=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*s[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*s[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*s[2])))},decompressPositions:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[12],i[s+1]=e[s+1]*t[5]+t[13],i[s+2]=e[s+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t,i=e){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){const t=new Float32Array(2),i=new Float32Array(2);let s,r;for(s=0;s<2;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=2)for(r=0;r<2;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},compressUVs:Wt,decompressUVs:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[6],i[s+1]=e[s+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){const t=new Int8Array(e.length);let i,s,r,o,n;for(let a=0;a<e.length;a+=3)r=i=Kt(e,a,"floor","floor"),s=Xt(i),o=n=Jt(e,a,s),i=Kt(e,a,"ceil","floor"),s=Xt(i),o=Jt(e,a,s),o>n&&(r=i,n=o),i=Kt(e,a,"floor","ceil"),s=Xt(i),o=Jt(e,a,s),o>n&&(r=i,n=o),i=Kt(e,a,"ceil","ceil"),s=Xt(i),o=Jt(e,a,s),o>n&&(r=i,n=o),t[a]=r[0],t[a+1]=r[1];return t},decompressNormals:function(e,t){for(let i=0,s=0,r=e.length;i<r;i+=2){let r=e[i+0],o=e[i+1];r=(2*r+1)/255,o=(2*o+1)/255;const n=1-Math.abs(r)-Math.abs(o);n<0&&(r=(1-Math.abs(o))*(r>=0?1:-1),o=(1-Math.abs(r))*(o>=0?1:-1));const a=Math.sqrt(r*r+o*o+n*n);t[s+0]=r/a,t[s+1]=o/a,t[s+2]=n/a,s+=3}return t},decompressNormal:function(e,t){let i=e[0],s=e[1];i=(2*i+1)/255,s=(2*s+1)/255;const r=1-Math.abs(i)-Math.abs(s);r<0&&(i=(1-Math.abs(s))*(i>=0?1:-1),s=(1-Math.abs(i))*(s>=0?1:-1));const o=Math.sqrt(i*i+s*s+r*r);return t[0]=i/o,t[1]=s/o,t[2]=r/o,t}},Zt=m.memory,qt=d.AABB3();class $t extends Ht{get type(){return"ReadableGeometry"}get isReadableGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new mt({compressGeometry:!!t.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._edgeIndicesBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._aabbDirty=!0,this._boundingSphere=!0,this._aabb=null,this._aabbDirty=!0,this._obb=null,this._obbDirty=!0;const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(this._state.compressGeometry){const e=Yt.getPositionsBounds(t.positions),s=Yt.compressPositions(t.positions,e.min,e.max);i.positions=s.quantized,i.positionsDecodeMatrix=s.decodeMatrix}else i.positions=t.positions.constructor===Float32Array?t.positions:new Float32Array(t.positions);if(t.colors&&(i.colors=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors)),t.uv)if(this._state.compressGeometry){const e=Yt.getUVBounds(t.uv),s=Yt.compressUVs(t.uv,e.min,e.max);i.uv=s.quantized,i.uvDecodeMatrix=s.decodeMatrix}else i.uv=t.uv.constructor===Float32Array?t.uv:new Float32Array(t.uv);t.normals&&(this._state.compressGeometry?i.normals=Yt.compressNormals(t.normals):i.normals=t.normals.constructor===Float32Array?t.normals:new Float32Array(t.normals)),t.indices&&(i.indices=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)),this._buildHash(),Zt.meshes++,this._buildVBOs()}_buildVBOs(){const e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),Zt.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),Zt.positions+=e.positionsBuf.numItems),e.normals){let i=e.compressGeometry;e.normalsBuf=new Ze(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),Zt.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new Ze(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),Zt.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new Ze(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),Zt.uvs+=e.uvBuf.numItems)}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}_getPickTrianglePositions(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}_getPickTriangleColors(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}_buildEdgeIndices(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=jt(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),Zt.indices+=this._edgeIndicesBuf.numItems}_buildPickTriangleVBOs(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=d.buildPickTriangles(e.positions,e.indices,e.compressGeometry),s=i.positions,r=i.colors;this._pickTrianglePositionsBuf=new Ze(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new Ze(t,t.ARRAY_BUFFER,r,r.length,4,t.STATIC_DRAW,!0),Zt.positions+=this._pickTrianglePositionsBuf.numItems,Zt.colors+=this._pickTriangleColorsBuf.numItems}_buildPickVertexVBOs(){}_webglContextLost(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}_webglContextRestored(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}get primitive(){return this._state.primitiveName}get compressGeometry(){return this._state.compressGeometry}get positions(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),Yt.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null}set positions(e){const t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){const i=Yt.getPositionsBounds(e),s=Yt.compressPositions(e,i.min,i.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}get normals(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){const e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),Yt.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}}set normals(e){if(this._state.compressGeometry)return void this.error("can't update geometry normals - quantized geometry is immutable");const t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}get uv(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),Yt.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null}set uv(e){if(this._state.compressGeometry)return void this.error("can't update geometry UVs - quantized geometry is immutable");const t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}get colors(){return this._state.colors}set colors(e){if(this._state.compressGeometry)return void this.error("can't update geometry colors - quantized geometry is immutable");const t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}get indices(){return this._state.indices}get aabb(){return this._aabbDirty&&(this._aabb||(this._aabb=d.AABB3()),d.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}get obb(){return this._obbDirty&&(this._obb||(this._obb=d.OBB3()),d.positions3ToAABB3(this._state.positions,qt,this._state.positionsDecodeMatrix),d.AABB3ToOBB3(qt,this._obb),this._obbDirty=!1),this._obb}get numTriangles(){return this._numTriangles}_setAABBDirty(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),Zt.meshes--}}function ei(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return y.apply(e,{positions:[c,u,d,l,u,d,l,A,d,c,A,d,c,u,d,c,A,d,c,A,h,c,u,h,c,u,d,c,u,h,l,u,h,l,u,d,l,u,d,l,u,h,l,A,h,l,A,d,l,A,h,c,A,h,c,A,d,l,A,d,c,A,h,l,A,h,l,u,h,c,u,h],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}class ti extends R{get type(){return"Material"}constructor(e,t={}){super(e,t),m.memory.materials++}destroy(){super.destroy(),m.memory.materials--}}const ii={opaque:0,mask:1,blend:2},si=["opaque","mask","blend"];class ri extends ti{get type(){return"PhongMaterial"}constructor(e,t={}){super(e,t),this._state=new mt({type:"PhongMaterial",ambient:d.vec3([1,1,1]),diffuse:d.vec3([1,1,1]),specular:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.ambient=t.ambient,this.diffuse=t.diffuse,this.specular=t.specular,this.emissive=t.emissive,this.alpha=t.alpha,this.shininess=t.shininess,this.reflectivity=t.reflectivity,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,t.ambientMap&&(this._ambientMap=this._checkComponent("Texture",t.ambientMap)),t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.reflectivityMap&&(this._reflectivityMap=this._checkComponent("Texture",t.reflectivityMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.diffuseFresnel&&(this._diffuseFresnel=this._checkComponent("Fresnel",t.diffuseFresnel)),t.specularFresnel&&(this._specularFresnel=this._checkComponent("Fresnel",t.specularFresnel)),t.emissiveFresnel&&(this._emissiveFresnel=this._checkComponent("Fresnel",t.emissiveFresnel)),t.alphaFresnel&&(this._alphaFresnel=this._checkComponent("Fresnel",t.alphaFresnel)),t.reflectivityFresnel&&(this._reflectivityFresnel=this._checkComponent("Fresnel",t.reflectivityFresnel)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this._makeHash()}_makeHash(){const e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}set shininess(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}get shininess(){return this._state.shininess}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set reflectivity(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}get reflectivity(){return this._state.reflectivity}get normalMap(){return this._normalMap}get ambientMap(){return this._ambientMap}get diffuseMap(){return this._diffuseMap}get specularMap(){return this._specularMap}get emissiveMap(){return this._emissiveMap}get alphaMap(){return this._alphaMap}get reflectivityMap(){return this._reflectivityMap}get occlusionMap(){return this._occlusionMap}get diffuseFresnel(){return this._diffuseFresnel}get specularFresnel(){return this._specularFresnel}get emissiveFresnel(){return this._emissiveFresnel}get alphaFresnel(){return this._alphaFresnel}get reflectivityFresnel(){return this._reflectivityFresnel}set alphaMode(e){let t=ii[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return si[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}destroy(){super.destroy(),this._state.destroy()}}const oi={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}};class ni extends ti{get type(){return"EmphasisMaterial"}get presets(){return oi}constructor(e,t={}){super(e,t),this._state=new mt({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),this._preset="default",t.preset?(this.preset=t.preset,void 0!==t.fill&&(this.fill=t.fill),t.fillColor&&(this.fillColor=t.fillColor),void 0!==t.fillAlpha&&(this.fillAlpha=t.fillAlpha),void 0!==t.edges&&(this.edges=t.edges),t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth),void 0!==t.backfaces&&(this.backfaces=t.backfaces),void 0!==t.glowThrough&&(this.glowThrough=t.glowThrough)):(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.backfaces=t.backfaces,this.glowThrough=t.glowThrough)}set fill(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}get fill(){return this._state.fill}set fillColor(e){let t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}get fillColor(){return this._state.fillColor}set fillAlpha(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}get fillAlpha(){return this._state.fillAlpha}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set glowThrough(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}get glowThrough(){return this._state.glowThrough}set preset(e){if(e=e||"default",this._preset===e)return;const t=oi[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(oi).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const ai={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}};class li extends ti{get type(){return"EdgeMaterial"}get presets(){return ai}constructor(e,t={}){super(e,t),this._state=new mt({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),this._preset="default",t.preset?(this.preset=t.preset,t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth)):(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth),this.edges=!1!==t.edges}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=ai[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(ai).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const Ai={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}};class hi extends R{constructor(e,t={}){super(e,t),this._units="meters",this._scale=1,this._origin=d.vec3([0,0,0]),this.units=t.units,this.scale=t.scale,this.origin=t.origin}get unitsInfo(){return Ai}set units(e){e||(e="meters");Ai[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}get units(){return this._units}set scale(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}get scale(){return this._scale}set origin(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}get origin(){return this._origin}worldToRealPos(e,t=d.vec3(3)){t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}realToWorldPos(e,t=d.vec3(3)){return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}class ci extends R{constructor(e,t={}){super(e,t),this._supported=Ve.SUPPORTED_EXTENSIONS.OES_standard_derivatives,this.enabled=t.enabled,this.kernelRadius=t.kernelRadius,this.intensity=t.intensity,this.bias=t.bias,this.scale=t.scale,this.minResolution=t.minResolution,this.numSamples=t.numSamples,this.blur=t.blur,this.blendCutoff=t.blendCutoff,this.blendFactor=t.blendFactor}get supported(){return this._supported}set enabled(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}get enabled(){return this._enabled}get possible(){if(!this._supported)return!1;if(!this._enabled)return!1;const e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}get active(){return this._active}set kernelRadius(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}get kernelRadius(){return this._kernelRadius}set intensity(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}get intensity(){return this._intensity}set bias(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}get bias(){return this._bias}set scale(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}get scale(){return this._scale}set minResolution(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}get minResolution(){return this._minResolution}set numSamples(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}get numSamples(){return this._numSamples}set blur(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}get blur(){return this._blur}set blendCutoff(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}get blendCutoff(){return this._blendCutoff}set blendFactor(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}get blendFactor(){return this._blendFactor}destroy(){super.destroy()}}class ui extends R{constructor(e,t={}){super(e,t),this.sliceColor=t.sliceColor,this.sliceThickness=t.sliceThickness}set sliceThickness(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}get sliceThickness(){return this._sliceThickness}set sliceColor(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}get sliceColor(){return this._sliceColor}destroy(){super.destroy()}}const di={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}};class pi extends ti{get type(){return"PointsMaterial"}get presets(){return di}constructor(e,t={}){super(e,t),this._state=new mt({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),t.preset?(this.preset=t.preset,void 0!==t.pointSize&&(this.pointSize=t.pointSize),void 0!==t.roundPoints&&(this.roundPoints=t.roundPoints),void 0!==t.perspectivePoints&&(this.perspectivePoints=t.perspectivePoints),void 0!==t.minPerspectivePointSize&&(this.minPerspectivePointSize=t.minPerspectivePointSize),void 0!==t.maxPerspectivePointSize&&(this.maxPerspectivePointSize=t.minPerspectivePointSize)):(this._preset="default",this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize),this.filterIntensity=t.filterIntensity,this.minIntensity=t.minIntensity,this.maxIntensity=t.maxIntensity}set pointSize(e){this._state.pointSize=e||2,this.glRedraw()}get pointSize(){return this._state.pointSize}set roundPoints(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}get roundPoints(){return this._state.roundPoints}set perspectivePoints(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}get perspectivePoints(){return this._state.perspectivePoints}set minPerspectivePointSize(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}get minPerspectivePointSize(){return this._state.minPerspectivePointSize}set maxPerspectivePointSize(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}get maxPerspectivePointSize(){return this._state.maxPerspectivePointSize}set filterIntensity(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}get filterIntensity(){return this._state.filterIntensity}set minIntensity(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}get minIntensity(){return this._state.minIntensity}set maxIntensity(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}get maxIntensity(){return this._state.maxIntensity}set preset(e){if(e=e||"default",this._preset===e)return;const t=di[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(di).join(", "))}get preset(){return this._preset}get hash(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}destroy(){super.destroy(),this._state.destroy()}}const fi={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}};class gi extends ti{get type(){return"LinesMaterial"}get presets(){return fi}constructor(e,t={}){super(e,t),this._state=new mt({type:"LinesMaterial",lineWidth:null}),t.preset?(this.preset=t.preset,void 0!==t.lineWidth&&(this.lineWidth=t.lineWidth)):(this._preset="default",this.lineWidth=t.lineWidth)}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=fi[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(fi).join(", "))}get preset(){return this._preset}get hash(){return[""+this.lineWidth].join(";")}destroy(){super.destroy(),this._state.destroy()}}function mi(e,t){const i={};let s,r;for(let o=0,n=t.length;o<n;o++)s=t[o],r=e.components[s],r?r.isEntity?i[s]=!0:e.warn("pick(): Component is not an Entity: "+s):e.warn("pick(): Component not found: "+s);return i}class _i extends R{get type(){return"Scene"}constructor(e,t={}){super(null,t);const i=t.canvasElement||document.getElementById(t.canvasId);if(!(i instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";this._tickifiedFunctions={};const s=!!t.transparent,r=!!t.alphaDepthMask;this._aabbDirty=!0,this._readableGeometry=!!t.readableGeometryEnabled,this.viewer=e,this.occlusionTestCountdown=0,this.loading=0,this.startTime=(new Date).getTime(),this.models={},this.objects={},this._numObjects=0,this.visibleObjects={},this._numVisibleObjects=0,this.xrayedObjects={},this._numXRayedObjects=0,this.highlightedObjects={},this._numHighlightedObjects=0,this.selectedObjects={},this._numSelectedObjects=0,this.colorizedObjects={},this._numColorizedObjects=0,this.opacityObjects={},this._numOpacityObjects=0,this.offsetObjects={},this._numOffsetObjects=0,this._modelIds=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this._opacityObjectIds=null,this._offsetObjectIds=null,this._collidables={},this._compilables={},this._needRecompile=!1,this.types={},this.components={},this.sectionPlanes={},this.lights={},this.lightMaps={},this.reflectionMaps={},this.bitmaps={},this.lineSets={},this.realWorldOffset=t.realWorldOffset||new Float64Array([0,0,0]),this.canvas=new Ne(this,{dontClear:!0,canvas:i,spinnerElementId:t.spinnerElementId,transparent:s,webgl2:!1!==t.webgl2,contextAttr:t.contextAttr||{},backgroundColor:t.backgroundColor,backgroundColorFromAmbientLight:t.backgroundColorFromAmbientLight,premultipliedAlpha:t.premultipliedAlpha}),this.canvas.on("boundary",(()=>{this.glRedraw()})),this.canvas.on("webglContextFailed",(()=>{alert("xeokit failed to find WebGL!")})),this._renderer=new pt(this,{transparent:s,alphaDepthMask:r}),this._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;let e=null;this.getHash=function(){if(e)return e;const t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";const i=[];for(let e=0,s=t;e<s;e++)i.push("cp");return i.push(";"),e=i.join(""),e},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(let i=0,s=this.sectionPlanes.length;i<s;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){const e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},this._sectionPlanesState.setNumCachedSectionPlanes(t.numCachedSectionPlanes||0),this._lightsState=new function(){const e=d.vec4([0,0,0,0]),t=d.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];let i=null,s=null;this.getHash=function(){if(i)return i;const e=[],t=this.lights;let s;for(let i=0,r=t.length;i<r;i++)s=t[i],e.push("/"),e.push(s.type),e.push("world"===s.space?"w":"v"),s.castsShadow&&e.push("sh");return this.lightMaps.length>0&&e.push("/lm"),this.reflectionMaps.length>0&&e.push("/rm"),e.push(";"),i=e.join(""),i},this.addLight=function(e){this.lights.push(e),s=null,i=null},this.removeLight=function(e){for(let t=0,r=this.lights.length;t<r;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),s&&s.id===e.id&&(s=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(let t=0,s=this.reflectionMaps.length;t<s;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(let t=0,s=this.lightMaps.length;t<s;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!s)for(let e=0,t=this.lights.length;e<t;e++){const t=this.lights[e];if("ambient"===t.type){s=t;break}}if(s){const e=s.color,i=s.intensity;return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=i,t}return e}},this.input=new ft(this,{dontClear:!0,element:this.canvas.canvas,keyboardEventsElement:t.keyboardEventsElement}),this.metrics=new hi(this,{units:t.units,scale:t.scale,origin:t.origin}),this.sao=new ci(this,{enabled:t.saoEnabled}),this.crossSections=new ui(this,{}),this.ticksPerRender=t.ticksPerRender,this.ticksPerOcclusionTest=t.ticksPerOcclusionTest,this.passes=t.passes,this.clearEachPass=t.clearEachPass,this.gammaInput=t.gammaInput,this.gammaOutput=t.gammaOutput,this.gammaFactor=t.gammaFactor,this._entityOffsetsEnabled=!!t.entityOffsetsEnabled,this._logarithmicDepthBufferEnabled=!!t.logarithmicDepthBufferEnabled,this._dtxEnabled=!1!==t.dtxEnabled,this._pbrEnabled=!!t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._dtxEnabled=!!t.dtxEnabled,this._markerZOffset=t.markerZOffset,I._addScene(this),this._initDefaults(),this._viewport=new _t(this,{id:"default.viewport",autoBoundary:!0,dontClear:!0}),this._camera=new Ot(this,{id:"default.camera",dontClear:!0}),new Vt(this,{color:[1,1,1],intensity:.7}),new Qt(this,{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new Qt(this,{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),this._camera.on("dirty",(()=>{this._renderer.imageDirty()}))}_initDefaults(){}_addComponent(e){if(e.id&&this.components[e.id]&&(this.error("Component "+y.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=d.createUUID();this.components[e.id]=e;const t=e.type;let i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}_removeComponent(e){var t=e.id,i=e.type;delete this.components[t];const s=this.types[i];s&&(delete s[t],y.isEmptyObject(s)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}_sectionPlaneCreated(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}_bitmapCreated(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}_lineSetCreated(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}_lightCreated(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}_lightMapCreated(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}_reflectionMapCreated(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}_sectionPlaneDestroyed(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}_bitmapDestroyed(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}_lineSetDestroyed(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}_lightDestroyed(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}_lightMapDestroyed(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}_reflectionMapDestroyed(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}_registerModel(e){this.models[e.id]=e,this._modelIds=null}_deregisterModel(e){const t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}_registerObject(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}_deregisterObject(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}_objectVisibilityUpdated(e,t=!0){e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}_deRegisterVisibleObject(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}_objectXRayedUpdated(e,t=!0){e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}_deRegisterXRayedObject(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}_objectHighlightedUpdated(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}_deRegisterHighlightedObject(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}_objectSelectedUpdated(e,t=!0){e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}_deRegisterSelectedObject(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}_objectColorizeUpdated(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}_deRegisterColorizedObject(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}_objectOpacityUpdated(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}_deRegisterOpacityObject(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}_objectOffsetUpdated(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}_deRegisterOffsetObject(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}_webglContextLost(){this.canvas.spinner.processes++;for(const e in this.components)if(this.components.hasOwnProperty(e)){const t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}_webglContextRestored(){const e=this.canvas.gl;for(const t in this.components)if(this.components.hasOwnProperty(t)){const i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}get capabilities(){return this._renderer.capabilities}get entityOffsetsEnabled(){return this._entityOffsetsEnabled}get readableGeometryEnabled(){return this._readableGeometry}get pickSurfacePrecisionEnabled(){return this._readableGeometry}get logarithmicDepthBufferEnabled(){return this._logarithmicDepthBufferEnabled}set numCachedSectionPlanes(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}get numCachedSectionPlanes(){return this._sectionPlanesState.getNumCachedSectionPlanes()}set pbrEnabled(e){this._pbrEnabled=!!e,this.glRedraw()}get pbrEnabled(){return this._pbrEnabled}set dtxEnabled(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}get dtxEnabled(){return this._dtxEnabled}set colorTextureEnabled(e){this._colorTextureEnabled=!!e,this.glRedraw()}get colorTextureEnabled(){return this._colorTextureEnabled}get markerZOffset(){return null==this._markerZOffset?-.001:this._markerZOffset}doOcclusionTest(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}render(e){e&&I.runTasks();const t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),!e&&!this._renderer.needsRender())return;t.sceneId=this.id;const i=this._passes,s=this._clearEachPass;let r,o;for(r=0;r<i;r++)t.pass=r,this.fire("rendering",t,!0),o=s||0===r,this._renderer.render({pass:r,clear:o,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}compile(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}_recompile(){for(const e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}_saveAmbientColor(){const e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{const t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=d.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}get modelIds(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}get numObjects(){return this._numObjects}get objectIds(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}get numVisibleObjects(){return this._numVisibleObjects}get visibleObjectIds(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}get numXRayedObjects(){return this._numXRayedObjects}get xrayedObjectIds(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}get numHighlightedObjects(){return this._numHighlightedObjects}get highlightedObjectIds(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}get numSelectedObjects(){return this._numSelectedObjects}get selectedObjectIds(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}get numColorizedObjects(){return this._numColorizedObjects}get colorizedObjectIds(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}get opacityObjectIds(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}get offsetObjectIds(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}set ticksPerRender(e){null==e?e=1:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}get ticksPerRender(){return this._ticksPerRender}set ticksPerOcclusionTest(e){null==e?e=20:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}get ticksPerOcclusionTest(){return this._ticksPerOcclusionTest}set passes(e){null==e?e=1:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}get passes(){return this._passes}set clearEachPass(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}get clearEachPass(){return this._clearEachPass}set gammaInput(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}get gammaInput(){return this._renderer.gammaInput}set gammaOutput(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}get gammaOutput(){return this._renderer.gammaOutput}set gammaFactor(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}get gammaFactor(){return this._renderer.gammaFactor}get geometry(){return this.components["default.geometry"]||ei($t)}get material(){return this.components["default.material"]||new ri(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}get xrayMaterial(){return this.components["default.xrayMaterial"]||new ni(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}get highlightMaterial(){return this.components["default.highlightMaterial"]||new ni(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}get selectedMaterial(){return this.components["default.selectedMaterial"]||new ni(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}get edgeMaterial(){return this.components["default.edgeMaterial"]||new li(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}get pointsMaterial(){return this.components["default.pointsMaterial"]||new pi(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}get linesMaterial(){return this.components["default.linesMaterial"]||new gi(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}get viewport(){return this._viewport}get camera(){return this._camera}get center(){if(this._aabbDirty||!this._center){const e=this.aabb;this._center||(this._center=d.vec3()),this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}get aabb(){if(this._aabbDirty){this._aabb||(this._aabb=d.AABB3());let e,t=d.MAX_DOUBLE,i=d.MAX_DOUBLE,s=d.MAX_DOUBLE,r=d.MIN_DOUBLE,o=d.MIN_DOUBLE,n=d.MIN_DOUBLE;const a=this._collidables;let l,A=!1;for(const h in a)if(a.hasOwnProperty(h)){if(l=a[h],!1===l.collidable)continue;e=l.aabb,e[0]<t&&(t=e[0]),e[1]<i&&(i=e[1]),e[2]<s&&(s=e[2]),e[3]>r&&(r=e[3]),e[4]>o&&(o=e[4]),e[5]>n&&(n=e[5]),A=!0}A||(t=-100,i=-100,s=-100,r=100,o=100,n=100),this._aabb[0]=t,this._aabb[1]=i,this._aabb[2]=s,this._aabb[3]=r,this._aabb[4]=o,this._aabb[5]=n,this._aabbDirty=!1,this._center=null}return this._aabb}_setAABBDirty(){this._aabbDirty=!0,this.fire("boundary")}pick(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");const i=e.includeEntities||e.include;i&&(e.includeEntityIds=mi(this,i));const s=e.excludeEntities||e.exclude;return s&&(e.excludeEntityIds=mi(this,s)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}snapPick(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}clear(){var e;for(const t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}clearLights(){const e=Object.keys(this.lights);for(let t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}clearSectionPlanes(){const e=Object.keys(this.sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}clearBitmaps(){const e=Object.keys(this.bitmaps);for(let t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}clearLines(){const e=Object.keys(this.lineSets);for(let t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}getAABB(e){if(void 0===e)return this.aabb;if(y.isString(e)){const t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;let t,i=d.MAX_DOUBLE,s=d.MAX_DOUBLE,r=d.MAX_DOUBLE,o=d.MIN_DOUBLE,n=d.MIN_DOUBLE,a=d.MIN_DOUBLE;if(this.withObjects(e,(e=>{if(e.collidable){const l=e.aabb;l[0]<i&&(i=l[0]),l[1]<s&&(s=l[1]),l[2]<r&&(r=l[2]),l[3]>o&&(o=l[3]),l[4]>n&&(n=l[4]),l[5]>a&&(a=l[5]),t=!0}})),t){const e=d.AABB3();return e[0]=i,e[1]=s,e[2]=r,e[3]=o,e[4]=n,e[5]=a,e}return this.aabb}setObjectsVisible(e,t){return this.withObjects(e,(e=>{const i=e.visible!==t;return e.visible=t,i}))}setObjectsCollidable(e,t){return this.withObjects(e,(e=>{const i=e.collidable!==t;return e.collidable=t,i}))}setObjectsCulled(e,t){return this.withObjects(e,(e=>{const i=e.culled!==t;return e.culled=t,i}))}setObjectsSelected(e,t){return this.withObjects(e,(e=>{const i=e.selected!==t;return e.selected=t,i}))}setObjectsHighlighted(e,t){return this.withObjects(e,(e=>{const i=e.highlighted!==t;return e.highlighted=t,i}))}setObjectsXRayed(e,t){return this.withObjects(e,(e=>{const i=e.xrayed!==t;return e.xrayed=t,i}))}setObjectsEdges(e,t){return this.withObjects(e,(e=>{const i=e.edges!==t;return e.edges=t,i}))}setObjectsColorized(e,t){return this.withObjects(e,(e=>{e.colorize=t}))}setObjectsOpacity(e,t){return this.withObjects(e,(e=>{const i=e.opacity!==t;return e.opacity=t,i}))}setObjectsPickable(e,t){return this.withObjects(e,(e=>{const i=e.pickable!==t;return e.pickable=t,i}))}setObjectsOffset(e,t){this.withObjects(e,(e=>{e.offset=t}))}withObjects(e,t){y.isString(e)&&(e=[e]);let i=!1;for(let s=0,r=e.length;s<r;s++){const r=e[s];let o=this.objects[r];if(o)i=t(o)||i;else{const e=this.modelIds;for(let s=0,n=e.length;s<n;s++){const n=e[s],a=d.globalizeObjectId(n,r);o=this.objects[a],o&&(i=t(o)||i)}}}return i}tickify(e){const t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;let i,s=0,r=0;const o=function(...e){i=e,r++},n=this.on("tick",(()=>{r>s&&(s=r,e(...i))}));return this._tickifiedFunctions[t]={tickSubId:n,wrapperFunc:o},o}destroy(){super.destroy();for(const e in this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}const vi=1e3,bi=1001,yi=1002,xi=1003,Bi=1004,wi=1004,Pi=1005,Ci=1005,Mi=1006,Ei=1007,Fi=1007,Ii=1008,Di=1008,Si=1009,Ti=1010,Ri=1011,Li=1012,Ui=1013,ki=1014,Oi=1015,Ni=1016,Qi=1017,Vi=1018,Hi=1020,ji=1021,Gi=1022,zi=1023,Wi=1024,Ki=1025,Xi=1026,Ji=1027,Yi=1028,Zi=1029,qi=1030,$i=1031,es=1033,ts=33776,is=33777,ss=33778,rs=33779,os=35840,ns=35841,as=35842,ls=35843,As=36196,hs=37492,cs=37496,us=37808,ds=37809,ps=37810,fs=37811,gs=37812,ms=37813,_s=37814,vs=37815,bs=37816,ys=37817,xs=37818,Bs=37819,ws=37820,Ps=37821,Cs=36492,Ms=3e3,Es=3001,Fs=1e4,Is=10001,Ds=10002,Ss=10003,Ts=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene._lightsState,r=e._geometry._state,o=e._state.billboard,n=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!r.compressGeometry,A=[];A.push("#version 300 es"),A.push("// Lambertian drawing vertex shader"),A.push("in vec3 position;"),A.push("uniform mat4 modelMatrix;"),A.push("uniform mat4 viewMatrix;"),A.push("uniform mat4 projMatrix;"),A.push("uniform vec4 colorize;"),A.push("uniform vec3 offset;"),l&&A.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(A.push("uniform float logDepthBufFC;"),A.push("out float vFragDepth;"),A.push("bool isPerspectiveMatrix(mat4 m) {"),A.push("    return (m[2][3] == - 1.0);"),A.push("}"),A.push("out float isPerspective;"));a&&A.push("out vec4 vWorldPosition;");if(A.push("uniform vec4 lightAmbient;"),A.push("uniform vec4 materialColor;"),A.push("uniform vec3 materialEmissive;"),r.normalsBuf){A.push("in vec3 normal;"),A.push("uniform mat4 modelNormalMatrix;"),A.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(A.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&A.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&A.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(A.push("uniform vec3 lightPos"+e+";"),A.push("uniform vec3 lightDir"+e+";")))}l&&(A.push("vec3 octDecode(vec2 oct) {"),A.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),A.push("    if (v.z < 0.0) {"),A.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),A.push("    }"),A.push("    return normalize(v);"),A.push("}"))}A.push("out vec4 vColor;"),"points"===r.primitiveName&&A.push("uniform float pointSize;");"spherical"!==o&&"cylindrical"!==o||(A.push("void billboard(inout mat4 mat) {"),A.push("   mat[0][0] = 1.0;"),A.push("   mat[0][1] = 0.0;"),A.push("   mat[0][2] = 0.0;"),"spherical"===o&&(A.push("   mat[1][0] = 0.0;"),A.push("   mat[1][1] = 1.0;"),A.push("   mat[1][2] = 0.0;")),A.push("   mat[2][0] = 0.0;"),A.push("   mat[2][1] = 0.0;"),A.push("   mat[2][2] =1.0;"),A.push("}"));A.push("void main(void) {"),A.push("vec4 localPosition = vec4(position, 1.0); "),A.push("vec4 worldPosition;"),l&&A.push("localPosition = positionsDecodeMatrix * localPosition;");r.normalsBuf&&(l?A.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):A.push("vec4 localNormal = vec4(normal, 0.0); "),A.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),A.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));A.push("mat4 viewMatrix2 = viewMatrix;"),A.push("mat4 modelMatrix2 = modelMatrix;"),n&&A.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(A.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),A.push("billboard(modelMatrix2);"),A.push("billboard(viewMatrix2);"),A.push("billboard(modelViewMatrix);"),r.normalsBuf&&(A.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),A.push("billboard(modelNormalMatrix2);"),A.push("billboard(viewNormalMatrix2);"),A.push("billboard(modelViewNormalMatrix);")),A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r.normalsBuf&&A.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(A.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),A.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),A.push("float lambertian = 1.0;"),r.normalsBuf)for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?A.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):A.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);")}A.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),A.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}A.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&A.push("vWorldPosition = worldPosition;");"points"===r.primitiveName&&A.push("gl_PointSize = pointSize;");A.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(A.push("vFragDepth = 1.0 + clipPos.w;"),A.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return A.push("gl_Position = clipPos;"),A.push("}"),A}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState;e._material._state;const s=e._geometry._state,r=i.getNumAllocatedSectionPlanes()>0,o=t.gammaOutput,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}n.push("in vec4 vColor;"),o&&(n.push("uniform float gammaFactor;"),n.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===s.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");o?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(e)):(this.vertex=function(e){const t=e.scene;e._material;const i=e._state,s=t._sectionPlanesState,r=e._geometry._state,o=t._lightsState;let n;const a=i.billboard,l=i.background,A=i.stationary,h=function(e){if(!e._geometry._state.uvBuf)return!1;const t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),c=Us(e),u=s.getNumAllocatedSectionPlanes()>0,d=Ls(e),p=!!r.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),u&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(c){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&f.push("uniform vec3 lightDir"+e+";"),"point"===n.type&&f.push("uniform vec3 lightPos"+e+";"),"spot"===n.type&&(f.push("uniform vec3 lightPos"+e+";"),f.push("uniform vec3 lightDir"+e+";")),"dir"===n.type&&"view"===n.space||f.push("out vec4 vViewLightReverseDirAndDist"+e+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}h&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));r.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===r.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+e+";"),f.push("uniform mat4 shadowProjMatrix"+e+";"),f.push("out vec4 vShadowPosFromLight"+e+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");c&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),A?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),c&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(c){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&"world"===n.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+e+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+e+" = vec4(-tmpVec3, 0.0);")),"point"===n.type&&("world"===n.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+e+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+e+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+e+" = vec4(tmpVec3, lightDist);")))}h&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));r.colors&&f.push("vColor = color;");"points"===r.primitiveName&&f.push("gl_PointSize = pointSize;");u&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&f.push("vShadowPosFromLight"+e+" = texUnitConverter * shadowProjMatrix"+e+" * (shadowViewMatrix"+e+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=e._material,s=e._geometry._state,r=e.scene._sectionPlanesState,o=e.scene._lightsState,n=e._material._state,a=r.getNumAllocatedSectionPlanes()>0,l=Us(e),A=s.uvBuf,h="PhongMaterial"===n.type,c="MetallicMaterial"===n.type,u="SpecularMaterial"===n.type,d=Ls(e);t.gammaInput;const p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("uniform bool sectionPlaneActive"+g+";"),f.push("uniform vec3 sectionPlanePos"+g+";"),f.push("uniform vec3 sectionPlaneDir"+g+";")}l&&(o.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),o.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),h&&((o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = "+Rs[o.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(c||u)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),o.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+Rs[o.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),s.colors&&f.push("in vec4 vColor;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(o.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));n.ambient&&f.push("uniform vec3 materialAmbient;");n.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==n.alpha&&null!==n.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");n.emissive&&f.push("uniform vec3 materialEmissive;");n.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==n.glossiness&&null!==n.glossiness&&f.push("uniform float materialGlossiness;");void 0!==n.shininess&&null!==n.shininess&&f.push("uniform float materialShininess;");n.specular&&f.push("uniform vec3 materialSpecular;");void 0!==n.metallic&&null!==n.metallic&&f.push("uniform float materialMetallic;");void 0!==n.roughness&&null!==n.roughness&&f.push("uniform float materialRoughness;");void 0!==n.specularF0&&null!==n.specularF0&&f.push("uniform float materialSpecularF0;");A&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));A&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));A&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));A&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&A&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&A&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&A&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));A&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));A&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&A&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&A&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&A&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&(f.push("uniform vec4 lightColor"+e+";"),"point"===t.type&&f.push("uniform vec3 lightAttenuation"+e+";"),"dir"===t.type&&"view"===t.space&&f.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&"view"===t.space?f.push("uniform vec3 lightPos"+e+";"):f.push("in vec4 vViewLightReverseDirAndDist"+e+";"))}if(d)for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+e+";"),f.push("uniform sampler2D shadowMap"+e+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("if (sectionPlaneActive"+g+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+g+".xyz, vWorldPosition.xyz - sectionPlanePos"+g+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===s.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),n.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");n.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):n.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");s.colors&&f.push("diffuseColor *= vColor.rgb;");n.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");n.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==n.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");s.colors&&f.push("alpha *= vColor.a;");void 0!==n.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==n.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==n.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==n.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));A&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+Rs[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));A&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+Rs[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));A&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+Rs[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));A&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+Rs[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));A&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));A&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(o.lights.length>0||o.lightMaps.length>0||o.reflectionMaps.length>0)){A&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),A&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),A&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),A&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),A&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),A&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),A&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),h&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),u&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),c&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),o.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),h&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(u||c)&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&("dir"===t.type&&"view"===t.space?f.push("viewLightDir = -normalize(lightDir"+e+");"):"point"===t.type&&"view"===t.space?f.push("viewLightDir = normalize(lightPos"+e+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+e+".xyz);"),d&&t.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+e+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+e+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a * shadow);")):f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a );"),f.push("light.direction = viewLightDir;"),h&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(u||c)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}h?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},Rs={};function Ls(e){if(!e.receivesShadow)return!1;const t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(let e=0,i=t.length;e<i;e++)if(t[e].castsShadow)return!0;return!1}function Us(e){const t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}Rs[3e3]="linearToLinear",Rs[3001]="sRGBToLinear";const ks=d.vec3(),Os=new e({}),Ns=function(e,t){this.id=Os.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ts(t),this._allocate(t)},Qs={};Ns.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";");let s=Qs[i];if(!s){if(s=new Ns(i,e),s.errors)return console.log(s.errors.join("\n")),null;Qs[i]=s,m.memory.programs++}return s._useCount++,s},Ns.prototype.put=function(){0==--this._useCount&&(Os.removeItem(this.id),this._program&&this._program.destroy(),delete Qs[this._hash],m.memory.programs--)},Ns.prototype.webglContextRestored=function(){this._program=null},Ns.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=Ve.MAX_TEXTURE_UNITS,s=t.scene,r=t._material,o=s.canvas.gl,n=this._program,a=t._state,l=t._material._state,A=t._geometry._state,h=s.camera,c=t.origin,u=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,u&&o.depthFunc(o.LEQUAL),this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(a.originHash,c):h.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,h.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(c){const t=$(i.dist,i.dir,c,ks);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;const t=l.backfaces;e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t);const s=l.frontface;switch(e.frontface!==s&&(s?o.frontFace(o.CCW):o.frontFace(o.CW),e.frontface=s),e.lineWidth!==l.lineWidth&&(o.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&o.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&o.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&o.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),r._ambientMap&&r._ambientMap._state.texture&&this._uMaterialAmbientMap&&(n.bindTexture(this._uMaterialAmbientMap,r._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&o.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,r._ambientMap._state.matrix)),r._diffuseMap&&r._diffuseMap._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,r._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,r._diffuseMap._state.matrix)),r._specularMap&&r._specularMap._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,r._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,r._specularMap._state.matrix)),r._emissiveMap&&r._emissiveMap._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,r._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,r._emissiveMap._state.matrix)),r._alphaMap&&r._alphaMap._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,r._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,r._alphaMap._state.matrix)),r._reflectivityMap&&r._reflectivityMap._state.texture&&this._uReflectivityMap&&(n.bindTexture(this._uReflectivityMap,r._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&o.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,r._reflectivityMap._state.matrix)),r._normalMap&&r._normalMap._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,r._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,r._normalMap._state.matrix)),r._occlusionMap&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,r._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,r._occlusionMap._state.matrix)),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&o.uniform1f(this._uDiffuseFresnelEdgeBias,r._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&o.uniform1f(this._uDiffuseFresnelCenterBias,r._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&o.uniform3fv(this._uDiffuseFresnelEdgeColor,r._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&o.uniform3fv(this._uDiffuseFresnelCenterColor,r._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&o.uniform1f(this._uDiffuseFresnelPower,r._diffuseFresnel.power)),r._specularFresnel&&(this._uSpecularFresnelEdgeBias&&o.uniform1f(this._uSpecularFresnelEdgeBias,r._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&o.uniform1f(this._uSpecularFresnelCenterBias,r._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&o.uniform3fv(this._uSpecularFresnelEdgeColor,r._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&o.uniform3fv(this._uSpecularFresnelCenterColor,r._specularFresnel.centerColor),this._uSpecularFresnelPower&&o.uniform1f(this._uSpecularFresnelPower,r._specularFresnel.power)),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&o.uniform1f(this._uAlphaFresnelEdgeBias,r._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&o.uniform1f(this._uAlphaFresnelCenterBias,r._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&o.uniform3fv(this._uAlphaFresnelEdgeColor,r._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&o.uniform3fv(this._uAlphaFresnelCenterColor,r._alphaFresnel.centerColor),this._uAlphaFresnelPower&&o.uniform1f(this._uAlphaFresnelPower,r._alphaFresnel.power)),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&o.uniform1f(this._uReflectivityFresnelEdgeBias,r._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&o.uniform1f(this._uReflectivityFresnelCenterBias,r._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&o.uniform3fv(this._uReflectivityFresnelEdgeColor,r._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&o.uniform3fv(this._uReflectivityFresnelCenterColor,r._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&o.uniform1f(this._uReflectivityFresnelPower,r._reflectivityFresnel.power)),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&o.uniform1f(this._uEmissiveFresnelEdgeBias,r._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&o.uniform1f(this._uEmissiveFresnelCenterBias,r._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&o.uniform3fv(this._uEmissiveFresnelEdgeColor,r._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&o.uniform3fv(this._uEmissiveFresnelCenterColor,r._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&o.uniform1f(this._uEmissiveFresnelPower,r._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&o.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&o.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&o.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&o.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const t=r._baseColorMap;t&&t._state.texture&&this._uBaseColorMap&&(n.bindTexture(this._uBaseColorMap,t._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&o.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,t._state.matrix));const s=r._metallicMap;s&&s._state.texture&&this._uMetallicMap&&(n.bindTexture(this._uMetallicMap,s._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&o.uniformMatrix4fv(this._uMetallicMapMatrix,!1,s._state.matrix));const a=r._roughnessMap;a&&a._state.texture&&this._uRoughnessMap&&(n.bindTexture(this._uRoughnessMap,a._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&o.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,a._state.matrix));const A=r._metallicRoughnessMap;A&&A._state.texture&&this._uMetallicRoughnessMap&&(n.bindTexture(this._uMetallicRoughnessMap,A._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&o.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,A._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&o.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&o.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const h=r._diffuseMap;h&&h._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,h._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,h._state.matrix));const c=r._specularMap;c&&c._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,c._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,c._state.matrix));const u=r._glossinessMap;u&&u._state.texture&&this._uGlossinessMap&&(n.bindTexture(this._uGlossinessMap,u._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&o.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,u._state.matrix));const m=r._specularGlossinessMap;var d,p,f,g;m&&m._state.texture&&this._uSpecularGlossinessMap&&(n.bindTexture(this._uSpecularGlossinessMap,m._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&o.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,m._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&p._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix))}this._lastMaterialId=l.id}if(o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),this._uColorize){const e=a.colorize,t=this._lastColorize;t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]||(o.uniform4fv(this._uColorize,e),t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3])}o.uniform3fv(this._uOffset,a.offset),A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(A.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(A.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(A.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(A.flagsBuf),e.bindArray++),A.indicesBuf&&(A.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=A.id),A.indicesBuf?(o.drawElements(A.primitive,A.indicesBuf.numItems,A.indicesBuf.itemType,0),e.drawElements++):A.positions&&(o.drawArrays(o.TRIANGLES,0,A.positions.numItems),e.drawArrays++),u&&o.depthFunc(o.LESS)},Ns.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=e._material,r=t._lightsState,o=t._sectionPlanesState,n=e._material._state;if(this._program=new Ye(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));const l=r.lights;let A;for(var h=0,c=l.length;h<c;h++){switch(A=l[h],A.type){case"ambient":this._uLightAmbient[h]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=null,this._uLightDir[h]=a.getLocation("lightDir"+h);break;case"point":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=null,this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h);break;case"spot":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=a.getLocation("lightDir"+h),this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h)}A.castsShadow&&(this._uShadowViewMatrix[h]=a.getLocation("shadowViewMatrix"+h),this._uShadowProjMatrix[h]=a.getLocation("shadowProjMatrix"+h))}r.lightMaps.length>0&&(this._uLightMap="lightMap"),r.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(h=0,c=o.sectionPlanes.length;h<c;h++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+h),pos:a.getLocation("sectionPlanePos"+h),dir:a.getLocation("sectionPlaneDir"+h)});switch(this._uPointSize=a.getLocation("pointSize"),n.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),s._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),s._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),s._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),s._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),s._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),s._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0},Ns.prototype._bindProgram=function(e){const t=Ve.MAX_TEXTURE_UNITS,i=this._scene,s=i.canvas.gl,r=i._lightsState,o=i.camera.project;let n;const a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}for(var l=0,A=r.lights.length;l<A;l++)if(n=r.lights[l],this._uLightAmbient[l])s.uniform4f(this._uLightAmbient[l],n.color[0],n.color[1],n.color[2],n.intensity);else if(this._uLightColor[l]&&s.uniform4f(this._uLightColor[l],n.color[0],n.color[1],n.color[2],n.intensity),this._uLightPos[l]&&(s.uniform3fv(this._uLightPos[l],n.pos),this._uLightAttenuation[l]&&s.uniform1f(this._uLightAttenuation[l],n.attenuation)),this._uLightDir[l]&&s.uniform3fv(this._uLightDir[l],n.dir),n.castsShadow){this._uShadowViewMatrix[l]&&s.uniformMatrix4fv(this._uShadowViewMatrix[l],!1,n.getShadowViewMatrix()),this._uShadowProjMatrix[l]&&s.uniformMatrix4fv(this._uShadowProjMatrix[l],!1,n.getShadowProjMatrix());const i=n.getShadowRenderBuf();i&&(a.bindTexture("shadowMap"+l,i.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++)}r.lightMaps.length>0&&r.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,r.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),r.reflectionMaps.length>0&&r.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,r.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor),this._baseTextureUnit=e.textureUnit};class Vs{constructor(e){this.vertex=function(e){const t=e.scene,i=t._lightsState,s=function(e){const t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),r=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,o=!!e._geometry._state.compressGeometry,n=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),o&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));r&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),s){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(l.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&l.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&l.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&l.push("uniform vec3 lightPos"+e+";"))}o&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===n||"cylindrical"===n)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===n&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),o&&l.push("localPosition = positionsDecodeMatrix * localPosition;");s&&(o?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),s&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),s)for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?l.push("viewLightDir = normalize(lightDir"+e+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else{if("point"!==t.type)continue;"view"===t.space?l.push("viewLightDir = normalize(lightPos"+e+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),r&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===e._geometry._state.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Hs=new e({}),js=d.vec3(),Gs=function(e,t){this.id=Hs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Vs(t),this._allocate(t)},zs={};Gs.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=zs[t];return i||(i=new Gs(t,e),zs[t]=i,m.memory.programs++),i._useCount++,i},Gs.prototype.put=function(){0==--this._useCount&&(Hs.removeItem(this.id),this._program&&this._program.destroy(),delete zs[this._hash],m.memory.programs--)},Gs.prototype.webglContextRestored=function(){this._program=null},Gs.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl,n=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):r.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(A){const t=$(i.dist,i.dir,A,js);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(n.id!==this._lastMaterialId){const t=n.fillColor,i=n.backfaces;e.backfaces!==i&&(i?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=i),o.uniform4f(this._uFillColor,t[0],t[1],t[2],n.fillAlpha),this._lastMaterialId=n.id}o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(o.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(o.drawArrays(o.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},Gs.prototype._allocate=function(e){const t=e.scene,i=t._lightsState,s=t._sectionPlanesState,r=t.canvas.gl;if(this._program=new Ye(r,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const o=this._program;this._uPositionsDecodeMatrix=o.getLocation("positionsDecodeMatrix"),this._uModelMatrix=o.getLocation("modelMatrix"),this._uModelNormalMatrix=o.getLocation("modelNormalMatrix"),this._uViewMatrix=o.getLocation("viewMatrix"),this._uViewNormalMatrix=o.getLocation("viewNormalMatrix"),this._uProjMatrix=o.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(let e=0,t=i.lights.length;e<t;e++){switch(i.lights[e].type){case"ambient":this._uLightAmbient[e]=o.getLocation("lightAmbient");break;case"dir":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=o.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=o.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=o.getLocation("lightAttenuation"+e)}}this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:o.getLocation("sectionPlaneActive"+e),pos:o.getLocation("sectionPlanePos"+e),dir:o.getLocation("sectionPlaneDir"+e)});this._uFillColor=o.getLocation("fillColor"),this._aPosition=o.getAttribute("position"),this._aNormal=o.getAttribute("normal"),this._uClippable=o.getLocation("clippable"),this._uGammaFactor=o.getLocation("gammaFactor"),this._uOffset=o.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=o.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Gs.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t._lightsState,r=t.camera,o=r.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];this._uLightAmbient[e]?i.uniform4f(this._uLightAmbient[e],t.color[0],t.color[1],t.color[2],t.intensity):(this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};class Ws{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Edges drawing vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec4 edgeColor;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));i&&n.push("out vec4 vWorldPosition;");n.push("out vec4 vColor;"),("spherical"===r||"cylindrical"===r)&&(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));n.push("vColor = edgeColor;"),i&&n.push("vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Edges drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Ks=new e({}),Xs=d.vec3(),Js=function(e,t){this.id=Ks.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ws(t),this._allocate(t)},Ys={};Js.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Ys[t];return i||(i=new Js(t,e),Ys[t]=i,m.memory.programs++),i._useCount++,i},Js.prototype.put=function(){0==--this._useCount&&(Ks.removeItem(this.id),this._program&&this._program.destroy(),delete Ys[this._hash],m.memory.programs--)},Js.prototype.webglContextRestored=function(){this._program=null},Js.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl;let n;const a=t._state,l=t._geometry,A=l._state,h=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,h?e.getRTCViewMatrix(a.originHash,h):r.viewMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(h){const t=$(i.dist,i.dir,h,Xs);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}switch(i){case 0:n=t._xrayMaterial._state;break;case 1:n=t._highlightMaterial._state;break;case 2:n=t._selectedMaterial._state;break;default:n=t._edgeMaterial._state}if(n.id!==this._lastMaterialId){const t=n.backfaces;if(e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t),e.lineWidth!==n.edgeWidth&&(o.lineWidth(n.edgeWidth),e.lineWidth=n.edgeWidth),this._uEdgeColor){const e=n.edgeColor,t=n.edgeAlpha;o.uniform4f(this._uEdgeColor,e[0],e[1],e[2],t)}this._lastMaterialId=n.id}let c;o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),A.primitive===o.TRIANGLES?c=l._getEdgeIndices():A.primitive===o.LINES&&(c=A.indicesBuf),c&&(A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf,A.compressGeometry?o.UNSIGNED_SHORT:o.FLOAT),e.bindArray++),c.bind(),e.bindArray++,this._lastGeometryId=A.id),o.drawElements(o.LINES,c.numItems,c.itemType,0),e.drawElements++)},Js.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program=new Ye(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+e),pos:r.getLocation("sectionPlanePos"+e),dir:r.getLocation("sectionPlaneDir"+e)});this._uEdgeColor=r.getLocation("edgeColor"),this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uGammaFactor=r.getLocation("gammaFactor"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Js.prototype._bindProgram=function(e){const t=this._program,i=this._scene,s=i.canvas.gl,r=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor)};class Zs{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh picking vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("out vec4 vViewPosition;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("uniform vec2 pickClipPos;"),n.push("vec4 remapClipPos(vec4 clipPos) {"),n.push("    clipPos.xy /= clipPos.w;"),n.push("    clipPos.xy -= pickClipPos;"),n.push("    clipPos.xy *= clipPos.w;"),n.push("    return clipPos;"),n.push("}"),n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==r&&"cylindrical"!==r||(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"));n.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),n.push("   worldPosition.xyz = worldPosition.xyz + offset;"),n.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = remapClipPos(clipPos);"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(r.push("uniform vec4 pickColor;"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = pickColor; "),r.push("}"),r}(e)}}const qs=d.vec3(),$s=function(e,t){this._hash=e,this._shaderSource=new Zs(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},er={};$s.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let i=er[t];if(!i){if(i=new $s(t,e),i.errors)return console.log(i.errors.join("\n")),null;er[t]=i,m.memory.programs++}return i._useCount++,i},$s.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete er[this._hash],m.memory.programs--)},$s.prototype.webglContextRestored=function(){this._program=null},$s.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(r.originHash,a):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=$(i.dist,i.dir,a,qs);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}if(o.id!==this._lastMaterialId){const t=o.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=o.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=o.id}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id);var l=t._state.pickID;const A=l>>24&255,h=l>>16&255,c=l>>8&255,u=255&l;s.uniform4f(this._uPickColor,u/255,c/255,h/255,A/255),s.uniform2fv(this._uPickClipPos,e.pickClipPos),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},$s.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new Ye(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uPickColor=s.getLocation("pickColor"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null},$s.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastGeometryId=null};class tr{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=[];r.push("#version 300 es"),r.push("// Surface picking vertex shader"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 viewMatrix;"),r.push("uniform mat4 projMatrix;"),r.push("uniform vec3 offset;"),i&&(r.push("uniform bool clippable;"),r.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;"),r.push("bool isPerspectiveMatrix(mat4 m) {"),r.push("    return (m[2][3] == - 1.0);"),r.push("}"),r.push("out float isPerspective;"));r.push("uniform vec2 pickClipPos;"),r.push("vec4 remapClipPos(vec4 clipPos) {"),r.push("    clipPos.xy /= clipPos.w;"),r.push("    clipPos.xy -= pickClipPos;"),r.push("    clipPos.xy *= clipPos.w;"),r.push("    return clipPos;"),r.push("}"),r.push("out vec4 vColor;"),s&&r.push("uniform mat4 positionsDecodeMatrix;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),s&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("   vec4 worldPosition = modelMatrix * localPosition; "),r.push("   worldPosition.xyz = worldPosition.xyz + offset;"),r.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&r.push("   vWorldPosition = worldPosition;");r.push("   vColor = color;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return r.push("gl_Position = remapClipPos(clipPos);"),r.push("}"),r}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Surface picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),r.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = vColor;"),r.push("}"),r}(e)}}const ir=d.vec3(),sr=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new tr(t),this._allocate(t)},rr={};sr.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=rr[t];if(!i){if(i=new sr(t,e),i.errors)return console.log(i.errors.join("\n")),null;rr[t]=i,m.memory.programs++}return i._useCount++,i},sr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete rr[this._hash],m.memory.programs--)},sr.prototype.webglContextRestored=function(){this._program=null},sr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry,a=t._geometry._state,l=t.origin,A=o.backfaces,h=o.frontface,c=i.camera.project,u=n._getPickTrianglePositions(),d=n._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){const e=2/(Math.log(c.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}if(s.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(r.originHash,l):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(l){const t=$(i.dist,i.dir,l,ir);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&s.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==A&&(A?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=A),e.frontface!==h&&(h?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=h),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(u,a.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT)):this._aPosition.bindArrayBuffer(u),s.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),s.enableVertexAttribArray(this._aColor.location),s.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),s.drawArrays(a.primitive,0,u.numItems/3)},sr.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new Ye(i,this._shaderSource),this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._aColor=s.getAttribute("color"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))};class or{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh occlusion vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("}"),r}(e)}}const nr=d.vec3(),ar=function(e,t){this._hash=e,this._shaderSource=new or(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},lr={};ar.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";");let i=lr[t];if(!i){if(i=new ar(t,e),i.errors)return console.log(i.errors.join("\n")),null;lr[t]=i,m.memory.programs++}return i._useCount++,i},ar.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete lr[this._hash],m.memory.programs--)},ar.prototype.webglContextRestored=function(){this._program=null},ar.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._material._state,o=t._state,n=t._geometry._state,a=t.origin;if(r.alpha<1)return;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){const t=r.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=r.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=r.id}const l=i.camera;if(s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(o.originHash,a):l.viewMatrix),o.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=$(i.dist,i.dir,a,nr);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,l._project._state.matrix),s.uniformMatrix4fv(this._uModelMatrix,s.FALSE,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},ar.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new Ye(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},ar.prototype._bindProgram=function(e){const t=this._scene,i=t.camera.project,s=t.canvas.gl;if(this._program.bind(),e.useProgram++,s.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};class Ar{constructor(e){this.vertex=function(e){const t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,s=[];s.push("// Mesh shadow vertex shader"),s.push("in vec3 position;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 shadowViewMatrix;"),s.push("uniform mat4 shadowProjMatrix;"),s.push("uniform vec3 offset;"),i&&s.push("uniform mat4 positionsDecodeMatrix;");t&&s.push("out vec4 vWorldPosition;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),s.push("vec4 worldPosition;"),i&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("worldPosition = modelMatrix * localPosition;"),s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&s.push("vWorldPosition = worldPosition;");return s.push("   gl_Position = shadowProjMatrix * viewPosition;"),s.push("}"),s}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("// Mesh shadow fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("vec4 encodeFloat( const in float depth ) {"),r.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),r.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),r.push("  vec4 comp = fract(depth * bitShift);"),r.push("  comp -= comp.xxyz * bitMask;"),r.push("  return comp;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("outColor = encodeFloat(gl_FragCoord.z);"),r.push("}"),r}(e)}}const hr=function(e,t){this._hash=e,this._shaderSource=new Ar(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},cr={};hr.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let s=cr[i];if(!s){if(s=new hr(i,e),s.errors)return console.log(s.errors.join("\n")),null;cr[i]=s,m.memory.programs++}return s._useCount++,s},hr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete cr[this._hash],m.memory.programs--)},hr.prototype.webglContextRestored=function(){this._program=null},hr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene.canvas.gl,s=t._material._state,r=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){const t=s.backfaces;e.backfaces!==t&&(t?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=t);const r=s.frontface;e.frontface!==r&&(r?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=r),e.lineWidth!==s.lineWidth&&(i.lineWidth(s.lineWidth),e.lineWidth=s.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,s.pointSize),this._lastMaterialId=s.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),r.combineGeometry){const s=t.vertexBufs;s.id!==this._lastVertexBufsId&&(s.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=s.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),r.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,r.positionsDecodeMatrix),r.combineGeometry?r.indicesBufCombined&&(r.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(r.positionsBuf,r.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),r.indicesBuf&&(r.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=r.id),r.combineGeometry?r.indicesBufCombined&&(i.drawElements(r.primitive,r.indicesBufCombined.numItems,r.indicesBufCombined.itemType,0),e.drawElements++):r.indicesBuf?(i.drawElements(r.primitive,r.indicesBuf.numItems,r.indicesBuf.itemType,0),e.drawElements++):r.positions&&(i.drawArrays(i.TRIANGLES,0,r.positions.numItems),e.drawArrays++)},hr.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new Ye(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},hr.prototype._bindProgram=function(e){this._program||this._allocate(mesh);const t=this._scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.getNumAllocatedSectionPlanes()>0){let e,t,r,o,n;for(let a=0,l=this._uSectionPlanes.length;a<l;a++)e=this._uSectionPlanes[a],t=e.active,r=s.sectionPlanes[a],t&&i.uniform1i(t,r.active),o=e.pos,o&&i.uniform3fv(e.pos,r.pos),n=e.dir,n&&i.uniform3fv(e.dir,r.dir)}};class ur{constructor(){this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}reset(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}const dr=d.OBB3(),pr=d.vec4(),fr=d.vec4(),gr=d.vec4(),mr=d.vec3([1,0,0]),_r=d.vec3([0,1,0]),vr=d.vec3([0,0,1]),br=d.vec3(3),yr=d.vec3(3),xr=d.identityMat4();class Br extends R{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this.originalSystemId=t.originalSystemId||this.id,this.renderFlags=new ur,this._state=new mt({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==t.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!t.stationary,background:!!t.background,billboard:this._checkBillboard(t.billboard),layer:null,colorize:null,pickID:this.scene._renderer.getPickID(this),drawHash:"",pickHash:"",offset:d.vec3(),origin:null,originHash:null}),this._drawRenderer=null,this._shadowRenderer=null,this._emphasisFillRenderer=null,this._emphasisEdgesRenderer=null,this._pickMeshRenderer=null,this._pickTriangleRenderer=null,this._occlusionRenderer=null,this._geometry=t.geometry?this._checkComponent2(["ReadableGeometry","VBOGeometry"],t.geometry):this.scene.geometry,this._material=t.material?this._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],t.material):this.scene.material,this._xrayMaterial=t.xrayMaterial?this._checkComponent("EmphasisMaterial",t.xrayMaterial):this.scene.xrayMaterial,this._highlightMaterial=t.highlightMaterial?this._checkComponent("EmphasisMaterial",t.highlightMaterial):this.scene.highlightMaterial,this._selectedMaterial=t.selectedMaterial?this._checkComponent("EmphasisMaterial",t.selectedMaterial):this.scene.selectedMaterial,this._edgeMaterial=t.edgeMaterial?this._checkComponent("EdgeMaterial",t.edgeMaterial):this.scene.edgeMaterial,this._parentNode=null,this._aabb=null,this._aabbDirty=!0,this._numTriangles=this._geometry?this._geometry.numTriangles:0,this.scene._aabbDirty=!0,this._scale=d.vec3(),this._quaternion=d.identityQuaternion(),this._rotation=d.vec3(),this._position=d.vec3(),this._worldMatrix=d.identityMat4(),this._worldNormalMatrix=d.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0;const i=t.origin||t.rtcCenter;if(i&&(this._state.origin=d.vec3(i),this._state.originHash=i.join()),t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.layer=t.layer,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'"),this._parentNode=e}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this),this._parentNode=t.parent);this.compile()}get type(){return"Mesh"}get isMesh(){return!0}get parent(){return this._parentNode}get geometry(){return this._geometry}get material(){return this._material}get position(){return this._position}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix}set matrix(e){this.__localMatrix||(this.__localMatrix=d.identityMat4()),this.__localMatrix.set(e||xr),d.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}get worldNormalMatrix(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}get origin(){return this._state.origin}set origin(e){e?(this._state.origin||(this._state.origin=d.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}get rtcCenter(){return this.origin}set rtcCenter(e){this.origin=e}get numTriangles(){return this._numTriangles}get visible(){return this._state.visible}set visible(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}get xrayed(){return this._state.xrayed}set xrayed(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}get highlighted(){return this._state.highlighted}set highlighted(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}get selected(){return this._state.selected}set selected(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}get edges(){return this._state.edges}set edges(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}get culled(){return this._state.culled}set culled(e){this._state.culled=!!e,this.glRedraw()}get clippable(){return this._state.clippable}set clippable(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}get collidable(){return this._state.collidable}set collidable(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}get pickable(){return this._state.pickable}set pickable(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}get castsShadow(){return this._state.castsShadow}set castsShadow(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}get receivesShadow(){return this._state.receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}get saoEnabled(){return!1}get colorize(){return this._state.colorize}set colorize(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);const i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}get opacity(){return this._state.colorize[3]}set opacity(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1);const i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}get transparent(){return 2===this._material.alphaMode||this._state.colorize[3]<1}get layer(){return this._state.layer}set layer(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}get stationary(){return this._state.stationary}get billboard(){return this._state.billboard}get offset(){return this._state.offset}set offset(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}get isDrawable(){return!0}get isStateSortable(){return!0}get xrayMaterial(){return this._xrayMaterial}get highlightMaterial(){return this._highlightMaterial}get selectedMaterial(){return this._selectedMaterial}get edgeMaterial(){return this._edgeMaterial}_checkBillboard(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}compile(){const e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=Ns.get(this),this._emphasisFillRenderer=Gs.get(this),this._emphasisEdgesRenderer=Js.get(this));const t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=$s.get(this)),this._state.occluder){const e=this._makeOcclusionHash();this._state.occlusionHash!==e&&(this._state.occlusionHash=e,this._putOcclusionRenderer(),this._occlusionRenderer=ar.get(this))}}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)d.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_buildWorldNormalMatrix(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=d.mat4()),d.transposeMat4(this._worldMatrix,this._worldNormalMatrix),d.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}_setAABBDirty(){if(this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=d.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}_webglContextRestored(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}_makeDrawHash(){const e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}_makePickHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_makeOcclusionHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_buildAABB(e,t){d.transformOBB3(e,this._geometry.obb,dr),d.OBB3ToAABB3(dr,t);const i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){const e=this._state.origin;t[0]+=e[0],t[1]+=e[1],t[2]+=e[2],t[3]+=e[0],t[4]+=e[1],t[5]+=e[2]}}rotate(e,t){return pr[0]=e[0],pr[1]=e[1],pr[2]=e[2],pr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(pr,fr),d.mulQuaternions(this.quaternion,fr,gr),this.quaternion=gr,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return pr[0]=e[0],pr[1]=e[1],pr[2]=e[2],pr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(pr,fr),d.mulQuaternions(fr,this.quaternion,fr),this}rotateX(e){return this.rotate(mr,e)}rotateY(e){return this.rotate(_r,e)}rotateZ(e){return this.rotate(vr,e)}translate(e,t){return d.vec3ApplyQuaternion(this.quaternion,e,br),d.mulVec3Scalar(br,t,yr),d.addVec3(this.position,yr,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(mr,e)}translateY(e){return this.translate(_r,e)}translateZ(e){return this.translate(vr,e)}_putDrawRenderers(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}_putPickRenderers(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}_putOcclusionRenderer(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}stateSortCompare(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}rebuildRenderFlags(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}_updateRenderFlags(){const e=this.renderFlags,t=this._state;if(t.xrayed){const t=this._xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges){this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0}if(t.selected){const t=this._selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){const t=this._highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}_getActiveSectionPlanes(){if(this._state.clippable){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i],s=this.renderFlags;if(t.active)if(this._state.origin){const e=d.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return!1;const r=0===e;s.sectionPlanesActivePerLayer[i]=r}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}drawColorOpaque(e){(this._drawRenderer||(this._drawRenderer=Ns.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawColorTransparent(e){(this._drawRenderer||(this._drawRenderer=Ns.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawSilhouetteXRayed(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Gs.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}drawSilhouetteHighlighted(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Gs.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}drawSilhouetteSelected(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Gs.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}drawEdgesColorOpaque(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesColorTransparent(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesXRayed(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}drawEdgesHighlighted(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}drawEdgesSelected(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Js.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}drawOcclusion(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=ar.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}drawShadow(e){(this._shadowRenderer||(this._shadowRenderer=hr.get(this)))&&this._shadowRenderer.drawMesh(e,this)}drawPickMesh(e){(this._pickMeshRenderer||(this._pickMeshRenderer=$s.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}canPickTriangle(){return this._geometry.isReadableGeometry}drawPickTriangles(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=sr.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}pickTriangleSurface(e,t,i,s){wr(this,e,t,i,s)}drawPickVertices(e){}delegatePickedEntity(){return this}destroy(){super.destroy(),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}const wr=function(){const e=d.vec3(),t=d.vec3(),i=d.vec3(),s=d.vec3(),r=d.vec3(),o=d.vec3(),n=d.vec4(),a=d.vec3(),l=d.vec3(),A=d.vec3(),h=d.vec3(),c=d.vec3(),u=d.vec3(),p=d.vec3(),f=d.vec3(),g=d.vec3(),m=d.vec4(),_=d.vec4(),v=d.vec4(),b=d.vec3(),y=d.vec3(),x=d.vec3(),B=d.vec3(),w=d.vec3(),P=d.vec3(),C=d.vec3(),M=d.vec3(),E=d.vec3(),F=d.vec3(),I=d.vec3();return function(D,S,T,R,L){var U=L.primIndex;if(null!=U&&U>-1){const Q=D.geometry._state,V=D.scene,H=V.camera,j=V.canvas;if("triangles"===Q.primitiveName){L.primitive="triangle";const V=U,G=Q.indices,z=Q.positions;let W,K,X;if(G){var k=G[V+0],O=G[V+1],N=G[V+2];o[0]=k,o[1]=O,o[2]=N,L.indices=o,W=3*k,K=3*O,X=3*N}else W=3*V,K=W+3,X=K+3;if(i[0]=z[W+0],i[1]=z[W+1],i[2]=z[W+2],s[0]=z[K+0],s[1]=z[K+1],s[2]=z[K+2],r[0]=z[X+0],r[1]=z[X+1],r[2]=z[X+2],Q.compressGeometry){const e=Q.positionsDecodeMatrix;e&&(Yt.decompressPosition(i,e,i),Yt.decompressPosition(s,e,s),Yt.decompressPosition(r,e,r))}L.canvasPos?d.canvasPosToLocalRay(j.canvas,D.origin?J(S,D.origin):S,T,R,D.worldMatrix,L.canvasPos,e,t):L.origin&&L.direction&&d.worldRayToLocalRay(D.worldMatrix,L.origin,L.direction,e,t),d.normalizeVec3(t),d.rayPlaneIntersect(e,t,i,s,r,n),L.localPos=n,L.position=n,m[0]=n[0],m[1]=n[1],m[2]=n[2],m[3]=1,d.transformVec4(D.worldMatrix,m,_),a[0]=_[0],a[1]=_[1],a[2]=_[2],L.canvasPos&&D.origin&&(a[0]+=D.origin[0],a[1]+=D.origin[1],a[2]+=D.origin[2]),L.worldPos=a,d.transformVec4(H.matrix,_,v),l[0]=v[0],l[1]=v[1],l[2]=v[2],L.viewPos=l,d.cartesianToBarycentric(n,i,s,r,A),L.bary=A;const Y=Q.normals;if(Y){if(Q.compressGeometry){const e=3*k,t=3*O,i=3*N;Yt.decompressNormal(Y.subarray(e,e+2),h),Yt.decompressNormal(Y.subarray(t,t+2),c),Yt.decompressNormal(Y.subarray(i,i+2),u)}else h[0]=Y[W],h[1]=Y[W+1],h[2]=Y[W+2],c[0]=Y[K],c[1]=Y[K+1],c[2]=Y[K+2],u[0]=Y[X],u[1]=Y[X+1],u[2]=Y[X+2];const e=d.addVec3(d.addVec3(d.mulVec3Scalar(h,A[0],b),d.mulVec3Scalar(c,A[1],y),x),d.mulVec3Scalar(u,A[2],B),w);L.worldNormal=d.normalizeVec3(d.transformVec3(D.worldNormalMatrix,e,P))}const Z=Q.uv;if(Z){if(p[0]=Z[2*k],p[1]=Z[2*k+1],f[0]=Z[2*O],f[1]=Z[2*O+1],g[0]=Z[2*N],g[1]=Z[2*N+1],Q.compressGeometry){const e=Q.uvDecodeMatrix;e&&(Yt.decompressUV(p,e,p),Yt.decompressUV(f,e,f),Yt.decompressUV(g,e,g))}L.uv=d.addVec3(d.addVec3(d.mulVec2Scalar(p,A[0],C),d.mulVec2Scalar(f,A[1],M),E),d.mulVec2Scalar(g,A[2],F),I)}}}}}();function Pr(e={}){let t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);let i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);let s=e.height||1;s<0&&(console.error("negative height not allowed - will invert"),s*=-1);let r=e.radialSegments||32;r<0&&(console.error("negative radialSegments not allowed - will invert"),r*=-1),r<3&&(r=3);let o=e.heightSegments||1;o<0&&(console.error("negative 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Er(e={}){var t=e.origin||[0,0,0],i=t[0],s=t[1],r=t[2],o=e.size||1,n=[],a=[],l=e.text;y.isNumeric(l)&&(l=""+l);for(var A,h,c,u,d,p,f,g,m,_=(l||"").split("\n"),v=0,b=0,x=.04,B=0;B<_.length;B++){A=0,c=(h=_[B]).length;for(var w=0;w<c;w++)if(u=Mr[h.charAt(w)]){d=1,p=-1,f=-1,g=u.points.length;for(var P=0;P<g;P++)-1!==(m=u.points[P])[0]||-1!==m[1]?(n.push(A+m[0]*o*x+i),n.push(b+m[1]*o*x+s),n.push(0+r),-1===p?p=v:(-1===f||(p=f),f=v),v++,d?d=!1:(a.push(p),a.push(f))):d=1;A+=u.width*x*o}b-=35*x*o}return y.apply(e,{primitive:"lines",positions:n,indices:a})}class Fr extends z{constructor(e,t){super("AxisGizmo",e,t=t||{});const i=e.scene.camera;t.canvasId||t.canvasElement||this.error("Config expected: either 'canvasId' or 'canvasElement'");try{this._axisGizmoScene=new _i(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0})}catch(e){return void this.error(e)}const s=this._axisGizmoScene;s.clearLights(),new Vt(s,{color:[.45,.45,.5],intensity:.9}),new Qt(s,{dir:[-.5,.5,-.6],color:[.8,.8,.7],intensity:1,space:"view"}),new Qt(s,{dir:[.5,-.5,-.6],color:[.8,.8,.8],intensity:1,space:"view"});const r=s.camera;i.on("matrix",(function(){const e=i.eye,t=i.look,s=i.up,o=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(e,t,[])),22);r.look=[0,0,0],r.eye=o,r.up=s}));const o=new $t(s,Pr({radiusTop:.01,radiusBottom:.6,height:1.7,radialSegments:20,heightSegments:1,openEnded:!1})),n=new $t(s,Pr({radiusTop:.2,radiusBottom:.2,height:4.5,radialSegments:20,heightSegments:1,openEnded:!1})),a=new ri(s,{diffuse:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),l=new ri(s,{emissive:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),A=new ri(s,{diffuse:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),h=new ri(s,{emissive:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),c=new ri(s,{diffuse:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),u=new ri(s,{emissive:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),p=new ri(s,{diffuse:[.5,.5,.5],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2});this._meshes=[new Br(s,{geometry:new $t(s,Cr({radius:9,heightSegments:60,widthSegments:60})),material:new ri(s,{diffuse:[0,0,0],emissive:[.1,.1,.1],ambient:[.1,.1,.2],specular:[0,0,0],alpha:.4,alphaMode:"blend",frontface:"cw"}),pickable:!1,collidable:!1,visible:!1!==t.visible}),new Br(s,{geometry:new $t(s,Cr({radius:1})),material:p,pickable:!1,collidable:!1,visible:!1!==t.visible}),new Br(s,{geometry:o,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[5,0,0],rotation:[0,0,-90]}),new Br(s,{geometry:n,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[2,0,0],rotation:[0,0,90]}),new Br(s,{geometry:new $t(s,Er({text:"X",size:1.5})),material:l,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[7,0,0],billboard:"spherical"}),new Br(s,{geometry:o,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,5,0]}),new Br(s,{geometry:n,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,2,0]}),new Br(s,{geometry:new $t(s,Er({text:"Y",size:1.5})),material:h,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,7,0],billboard:"spherical"}),new Br(s,{geometry:o,material:c,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,5],rotation:[90,0,0]}),new Br(s,{geometry:n,material:c,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,2],rotation:[90,0,0]}),new Br(s,{geometry:new $t(s,Er({text:"Z",size:1.5})),material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,7],billboard:"spherical"})]}setVisible(e){for(let t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}destroy(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,super.destroy()}}d.vec3();class Ir extends R{get type(){return"SectionPlane"}constructor(e,t={}){super(e,t),this._state=new mt({active:!0,pos:d.vec3(),dir:d.vec3(),dist:0}),this.active=t.active,this.pos=t.pos,this.dir=t.dir,this.scene._sectionPlaneCreated(this)}set active(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}get active(){return this._state.active}set pos(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-d.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}get pos(){return this._state.pos}set dir(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-d.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}get dir(){return this._state.dir}get dist(){return this._state.dist}flipDir(){d.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}destroy(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),super.destroy()}}const Dr=d.vec4(4),Sr=d.vec4(),Tr=d.vec4(),Rr=d.vec3([1,0,0]),Lr=d.vec3([0,1,0]),Ur=d.vec3([0,0,1]),kr=d.vec3(3),Or=d.vec3(3),Nr=d.identityMat4();class Qr extends R{constructor(e,t={}){if(super(e,t),this._parentNode=null,this._children=[],this._aabb=null,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._numTriangles=0,this._scale=d.vec3(),this._quaternion=d.identityQuaternion(),this._rotation=d.vec3(),this._position=d.vec3(),this._offset=d.vec3(),this._localMatrix=d.identityMat4(),this._worldMatrix=d.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this.origin=t.origin,this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.children){const e=t.children;for(let i=0,s=e.length;i<s;i++)this.addChild(e[i],t.inheritStates)}if(t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'")}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this))}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}set origin(e){e?(this._origin||(this._origin=d.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(let t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}get origin(){return this._origin}set rtcCenter(e){this.origin=e}get rtcCenter(){return this.origin}get numTriangles(){return this._numTriangles}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}get visible(){return this._visible}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}get xrayed(){return this._xrayed}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}get highlighted(){return this._highlighted}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}get selected(){return this._selected}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}get edges(){return this._edges}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}get culled(){return this._culled}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}get clippable(){return this._clippable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}get collidable(){return this._collidable}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}get pickable(){return this._pickable}set colorize(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(let e=0,i=this._children.length;e<i;e++)this._children[e].colorize=t;if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t)}}get colorize(){return this._colorize.slice(0,3)}set opacity(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(let t=0,i=this._children.length;t<i;t++)this._children[t].opacity=e;if(this._isObject){const t=null!=e;this.scene._objectOpacityUpdated(this,t)}}get opacity(){return this._colorize[3]}set castsShadow(e){e=!!e,this._castsShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}get castsShadow(){return this._castsShadow}set receivesShadow(e){e=!!e,this._receivesShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}get receivesShadow(){return this._receivesShadow}get saoEnabled(){return!1}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this._children.length;e<t;e++)this._children[e].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}get offset(){return this._offset}get isNode(){return!0}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)d.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._children)for(let t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}_setAABBDirty(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=d.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{let e;d.collapseAABB3(this._aabb);for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e.collidable&&d.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}addChild(e,t){if(y.isNumeric(e)||y.isString(e)){const t=e;if(!(e=this.scene.component[t]))return void this.warn("Component not found: "+y.inQuotes(t));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+t)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}removeChild(e){for(let t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}removeChildren(){let e;for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}get numChildren(){return this._children.length}get children(){return this._children}set parent(e){if(y.isNumeric(e)||y.isString(e)){const t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+y.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}get parent(){return this._parentNode}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=d.identityMat4()),this._localMatrix.set(e||Nr),d.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return Dr[0]=e[0],Dr[1]=e[1],Dr[2]=e[2],Dr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Dr,Sr),d.mulQuaternions(this.quaternion,Sr,Tr),this.quaternion=Tr,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return Dr[0]=e[0],Dr[1]=e[1],Dr[2]=e[2],Dr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Dr,Sr),d.mulQuaternions(Sr,this.quaternion,Sr),this}rotateX(e){return this.rotate(Rr,e)}rotateY(e){return this.rotate(Lr,e)}rotateZ(e){return this.rotate(Ur,e)}translate(e,t){return d.vec3ApplyQuaternion(this.quaternion,e,kr),d.mulVec3Scalar(kr,t,Or),d.addVec3(this.position,Or,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(Rr,e)}translateY(e){return this.translate(Lr,e)}translateZ(e){return this.translate(Ur,e)}get type(){return"Node"}destroy(){if(super.destroy(),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length){const e=this._children.splice();let t;for(let i=0,s=e.length;i<s;i++)t=e[i],t.destroy()}this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}class Vr extends ti{get type(){return"LambertMaterial"}constructor(e,t={}){super(e,t),this._state=new mt({type:"LambertMaterial",ambient:d.vec3([1,1,1]),color:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),this.ambient=t.ambient,this.color=t.color,this.emissive=t.emissive,this.alpha=t.alpha,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this.backfaces=t.backfaces,this.frontface=t.frontface}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set color(e){let t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get color(){return this._state.color}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}get alpha(){return this._state.alpha}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}const Hr={opaque:0,mask:1,blend:2},jr=["opaque","mask","blend"];class Gr extends ti{get type(){return"MetallicMaterial"}constructor(e,t={}){super(e,t),this._state=new mt({type:"MetallicMaterial",baseColor:d.vec4([1,1,1]),emissive:d.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.baseColor=t.baseColor,this.metallic=t.metallic,this.roughness=t.roughness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.baseColorMap&&(this._baseColorMap=this._checkComponent("Texture",t.baseColorMap)),t.metallicMap&&(this._metallicMap=this._checkComponent("Texture",t.metallicMap)),t.roughnessMap&&(this._roughnessMap=this._checkComponent("Texture",t.roughnessMap)),t.metallicRoughnessMap&&(this._metallicRoughnessMap=this._checkComponent("Texture",t.metallicRoughnessMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set baseColor(e){let t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get baseColor(){return this._state.baseColor}get baseColorMap(){return this._baseColorMap}set metallic(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}get metallic(){return this._state.metallic}get metallicMap(){return this._attached.metallicMap}set roughness(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}get roughness(){return this._state.roughness}get roughnessMap(){return this._attached.roughnessMap}get metallicRoughnessMap(){return this._attached.metallicRoughnessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._attached.emissiveMap}get occlusionMap(){return this._attached.occlusionMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._attached.alphaMap}get normalMap(){return this._attached.normalMap}set alphaMode(e){let t=Hr[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return jr[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}const zr={opaque:0,mask:1,blend:2},Wr=["opaque","mask","blend"];class Kr extends ti{get type(){return"SpecularMaterial"}constructor(e,t={}){super(e,t),this._state=new mt({type:"SpecularMaterial",diffuse:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),specular:d.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.diffuse=t.diffuse,this.specular=t.specular,this.glossiness=t.glossiness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.glossinessMap&&(this._glossinessMap=this._checkComponent("Texture",t.glossinessMap)),t.specularGlossinessMap&&(this._specularGlossinessMap=this._checkComponent("Texture",t.specularGlossinessMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}get diffuseMap(){return this._diffuseMap}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}get specularMap(){return this._specularMap}get specularGlossinessMap(){return this._specularGlossinessMap}set glossiness(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}get glossiness(){return this._state.glossiness}get glossinessMap(){return this._glossinessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._emissiveMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._alphaMap}get normalMap(){return this._normalMap}get occlusionMap(){return this._occlusionMap}set alphaMode(e){let t=zr[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return Wr[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}function Xr(e,t,i=null){let s;const r=t;if(1009===r)return e.UNSIGNED_BYTE;if(1017===r)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===r)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===r)return e.BYTE;if(1011===r)return e.SHORT;if(1012===r)return e.UNSIGNED_SHORT;if(1013===r)return e.INT;if(1014===r)return e.UNSIGNED_INT;if(1015===r)return e.FLOAT;if(1016===r)return e.HALF_FLOAT;if(1021===r)return e.ALPHA;if(1023===r)return e.RGBA;if(1024===r)return e.LUMINANCE;if(1025===r)return e.LUMINANCE_ALPHA;if(1026===r)return e.DEPTH_COMPONENT;if(1027===r)return e.DEPTH_STENCIL;if(1028===r)return e.RED;if(1022===r)return e.RGBA;if(1029===r)return e.RED_INTEGER;if(1030===r)return e.RG;if(1031===r)return e.RG_INTEGER;if(1033===r)return e.RGBA_INTEGER;if(33776===r||33777===r||33778===r||33779===r)if(3001===i){const t=dt(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===t)return null;if(33776===r)return t.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=dt(e,"WEBGL_compressed_texture_s3tc"),null===s)return null;if(33776===r)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===r)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===r)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===r)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===r||35841===r||35842===r||35843===r){const t=dt(e,"WEBGL_compressed_texture_pvrtc");if(null===t)return null;if(35840===r)return t.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===r)return t.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===r)return t.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===r)return t.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===r){const t=dt(e,"WEBGL_compressed_texture_etc1");return null!==t?t.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===r||37496===r){const t=dt(e,"WEBGL_compressed_texture_etc");if(null===t)return null;if(37492===r)return 3001===i?t.COMPRESSED_SRGB8_ETC2:t.COMPRESSED_RGB8_ETC2;if(37496===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:t.COMPRESSED_RGBA8_ETC2_EAC}if(37808===r||37809===r||37810===r||37811===r||37812===r||37813===r||37814===r||37815===r||37816===r||37817===r||37818===r||37819===r||37820===r||37821===r){const t=dt(e,"WEBGL_compressed_texture_astc");if(null===t)return null;if(37808===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:t.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:t.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:t.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:t.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:t.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:t.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:t.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:t.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:t.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:t.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:t.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:t.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:t.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:t.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===r){const t=dt(e,"EXT_texture_compression_bptc");if(null===t)return null;if(36492===r)return 3001===i?t.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:t.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===r?e.UNSIGNED_INT_24_8:1e3===r?e.REPEAT:1001===r?e.CLAMP_TO_EDGE:1004===r||1005===r?e.NEAREST_MIPMAP_LINEAR:1007===r?e.LINEAR_MIPMAP_NEAREST:1008===r?e.LINEAR_MIPMAP_LINEAR:1003===r?e.NEAREST:1006===r?e.LINEAR:null}const Jr=new Uint8Array([0,0,0,1]);class Yr{constructor({gl:e,target:t,format:i,type:s,wrapS:r,wrapT:o,wrapR:n,encoding:a,preloadColor:l,premultiplyAlpha:A,flipY:h}){this.gl=e,this.target=t||e.TEXTURE_2D,this.format=i||1023,this.type=s||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=r||1e3,this.wrapT=o||1e3,this.wrapR=n||1e3,this.encoding=a||3001,this.texture=e.createTexture(),l&&this.setPreloadColor(l),this.allocated=!0}setPreloadColor(e){e?(Jr[0]=Math.floor(255*e[0]),Jr[1]=Math.floor(255*e[1]),Jr[2]=Math.floor(255*e[2]),Jr[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(Jr[0]=0,Jr[1]=0,Jr[2]=0,Jr[3]=255);const t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP){const e=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let i=0,s=e.length;i<s;i++)t.texImage2D(e[i],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Jr)}else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Jr);t.bindTexture(this.target,null)}setTarget(e){this.target=e||this.gl.TEXTURE_2D}setImage(e,t={}){const i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);let s=!1;i.bindTexture(this.target,this.texture);const r=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);const o=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);const n=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);const a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const l=Xr(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(s=!0);const A=Xr(i,this.magFilter);A&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,A);const h=Xr(i,this.wrapS);h&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,h);const c=Xr(i,this.wrapT);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,c);const u=Xr(i,this.format,this.encoding),d=Xr(i,this.type),p=Zr(i,this.internalFormat,u,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(y.isArray(e)){const t=e,s=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let e=0,r=s.length;e<r;e++)i.texImage2D(s[e],0,p,u,d,t[e])}}else i.texImage2D(i.TEXTURE_2D,0,p,u,d,e);s&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,r),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,o),i.pixelStorei(i.UNPACK_ALIGNMENT,n),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}setCompressedData({mipmaps:e,props:t={}}){const i=this.gl,s=e.length;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR),i.activeTexture(i.TEXTURE0+0),i.bindTexture(this.target,this.texture);let r=e.length>1;i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const o=Xr(i,this.wrapS);o&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,o);const n=Xr(i,this.wrapT);if(n&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,n),this.type===i.TEXTURE_3D||this.type===i.TEXTURE_2D_ARRAY){const e=Xr(i,this.wrapR);e&&i.texParameteri(this.target,i.TEXTURE_WRAP_R,e),i.texParameteri(this.type,i.TEXTURE_WRAP_R,e)}r?(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,qr(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,qr(i,this.magFilter))):(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,Xr(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,Xr(i,this.magFilter)));const a=Xr(i,this.format,this.encoding),l=Xr(i,this.type),A=Zr(i,this.internalFormat,a,l,this.encoding,!1);i.texStorage2D(i.TEXTURE_2D,s,A,e[0].width,e[0].height);for(let t=0,s=e.length;t<s;t++){const s=e[t];1023!==this.format?null!==a?i.compressedTexSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,s.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):i.texSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,l,s.data)}i.bindTexture(this.target,null)}setProps(e){const t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}_uploadProps(e){const t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){const i=Xr(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){const i=Xr(t,e.magFilter);i&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,i))}if(void 0!==e.wrapS){const i=Xr(t,e.wrapS);i&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,i))}if(void 0!==e.wrapT){const i=Xr(t,e.wrapT);i&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,i))}}bind(e){if(this.allocated){if(this.texture){const t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}unbind(e){if(this.allocated&&this.texture){const t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}destroy(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}function Zr(e,t,i,s,r,o=!1){if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}let n=i;return i===e.RED&&(s===e.FLOAT&&(n=e.R32F),s===e.HALF_FLOAT&&(n=e.R16F),s===e.UNSIGNED_BYTE&&(n=e.R8)),i===e.RG&&(s===e.FLOAT&&(n=e.RG32F),s===e.HALF_FLOAT&&(n=e.RG16F),s===e.UNSIGNED_BYTE&&(n=e.RG8)),i===e.RGBA&&(s===e.FLOAT&&(n=e.RGBA32F),s===e.HALF_FLOAT&&(n=e.RGBA16F),s===e.UNSIGNED_BYTE&&(n=3001===r&&!1===o?e.SRGB8_ALPHA8:e.RGBA8),s===e.UNSIGNED_SHORT_4_4_4_4&&(n=e.RGBA4),s===e.UNSIGNED_SHORT_5_5_5_1&&(n=e.RGB5_A1)),n!==e.R16F&&n!==e.R32F&&n!==e.RG16F&&n!==e.RG32F&&n!==e.RGBA16F&&n!==e.RGBA32F||dt(e,"EXT_color_buffer_float"),n}function qr(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function $r(e){if(!eo(e.width)||!eo(e.height)){const t=document.createElement("canvas");t.width=to(e.width),t.height=to(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function eo(e){return 0==(e&e-1)}function to(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class io extends R{get type(){return"Texture"}constructor(e,t={}){super(e,t),this._state=new mt({texture:new Yr({gl:this.scene.canvas.gl}),matrix:d.identityMat4(),hasMatrix:t.translate&&(0!==t.translate[0]||0!==t.translate[1])||!!t.rotate||t.scale&&(0!==t.scale[0]||0!==t.scale[1]),minFilter:this._checkMinFilter(t.minFilter),magFilter:this._checkMagFilter(t.magFilter),wrapS:this._checkWrapS(t.wrapS),wrapT:this._checkWrapT(t.wrapT),flipY:this._checkFlipY(t.flipY),encoding:this._checkEncoding(t.encoding)}),this._src=null,this._image=null,this._translate=d.vec2([0,0]),this._scale=d.vec2([1,1]),this._rotate=d.vec2([0,0]),this._matrixDirty=!1,this.translate=t.translate,this.scale=t.scale,this.rotate=t.rotate,t.src?this.src=t.src:t.image&&(this.image=t.image),m.memory.textures++}_checkMinFilter(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}_checkMagFilter(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}_checkWrapS(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkWrapT(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this._state.texture=new Yr({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}_update(){const e=this._state;if(this._matrixDirty){let t,i;0===this._translate[0]&&0===this._translate[1]||(t=d.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(i=d.scalingMat4v([this._scale[0],this._scale[1],1]),t=t?d.mulMat4(t,i):i),0!==this._rotate&&(i=d.rotationMat4v(.0174532925*this._rotate,[0,0,1]),t=t?d.mulMat4(t,i):i),t&&(e.matrix=t),this._matrixDirty=!1}this.glRedraw()}set image(e){this._image=$r(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}get image(){return this._image}set src(e){this.scene.loading++,this.scene.canvas.spinner.processes++;const t=this;let i=new Image;i.onload=function(){i=$r(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}get src(){return this._src}set translate(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}get translate(){return this._translate}set scale(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}get scale(){return this._scale}set rotate(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}get rotate(){return this._rotate}get minFilter(){return this._state.minFilter}get magFilter(){return this._state.magFilter}get wrapS(){return this._state.wrapS}get wrapT(){return this._state.wrapT}get flipY(){return this._state.flipY}get encoding(){return this._state.encoding}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),m.memory.textures--}}class so extends R{get type(){return"Fresnel"}constructor(e,t={}){super(e,t),this._state=new mt({edgeColor:d.vec3([0,0,0]),centerColor:d.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),this.edgeColor=t.edgeColor,this.centerColor=t.centerColor,this.edgeBias=t.edgeBias,this.centerBias=t.centerBias,this.power=t.power}set edgeColor(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set centerColor(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}get centerColor(){return this._state.centerColor}set edgeBias(e){this._state.edgeBias=e||0,this.glRedraw()}get edgeBias(){return this._state.edgeBias}set centerBias(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}get centerBias(){return this._state.centerBias}set power(e){this._state.power=null!=e?e:1,this.glRedraw()}get power(){return this._state.power}destroy(){super.destroy(),this._state.destroy()}}const ro=m.memory,oo=d.AABB3();class no extends Ht{get type(){return"VBOGeometry"}get isVBOGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new mt({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._aabb=null,this._obb=d.OBB3();const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(t.indices){var r;if(t.positionsDecodeMatrix);else{const e=Yt.getPositionsBounds(t.positions),o=Yt.compressPositions(t.positions,e.min,e.max);r=o.quantized,i.positionsDecodeMatrix=o.decodeMatrix,i.positionsBuf=new Ze(s,s.ARRAY_BUFFER,r,r.length,3,s.STATIC_DRAW),ro.positions+=i.positionsBuf.numItems,d.positions3ToAABB3(t.positions,this._aabb),d.positions3ToAABB3(r,oo,i.positionsDecodeMatrix),d.AABB3ToOBB3(oo,this._obb)}if(t.colors){const e=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors);i.colorsBuf=new Ze(s,s.ARRAY_BUFFER,e,e.length,4,s.STATIC_DRAW),ro.colors+=i.colorsBuf.numItems}if(t.uv){const e=Yt.getUVBounds(t.uv),r=Yt.compressUVs(t.uv,e.min,e.max),o=r.quantized;i.uvDecodeMatrix=r.decodeMatrix,i.uvBuf=new Ze(s,s.ARRAY_BUFFER,o,o.length,2,s.STATIC_DRAW),ro.uvs+=i.uvBuf.numItems}if(t.normals){const e=Yt.compressNormals(t.normals);let r=i.compressGeometry;i.normalsBuf=new Ze(s,s.ARRAY_BUFFER,e,e.length,3,s.STATIC_DRAW,r),ro.normals+=i.normalsBuf.numItems}{const e=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices);i.indicesBuf=new Ze(s,s.ELEMENT_ARRAY_BUFFER,e,e.length,1,s.STATIC_DRAW),ro.indices+=i.indicesBuf.numItems;const o=jt(r,e,i.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new Ze(s,s.ELEMENT_ARRAY_BUFFER,o,o.length,1,s.STATIC_DRAW),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)}this._buildHash(),ro.meshes++}else this.error("Config expected: indices");else this.error("Config expected: positions")}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf}get primitive(){return this._state.primitiveName}get aabb(){return this._aabb}get obb(){return this._obb}get numTriangles(){return this._numTriangles}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),ro.meshes--}}var ao={};function lo(e,t={}){return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,y.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var o=ao.parse.from3DS(e).edit.objects[0].mesh,n=o.vertices,a=o.uvt,l=o.indices;r.processes--,i(y.apply(t,{primitive:"triangles",positions:n,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))}function Ao(e,t={}){return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,y.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var o=ao.parse.fromOBJ(e),n=ao.edit.unwrap(o.i_verts,o.c_verts,3),a=ao.edit.unwrap(o.i_norms,o.c_norms,3),l=ao.edit.unwrap(o.i_uvt,o.c_uvt,2),A=new Int32Array(o.i_verts.length),h=0;h<o.i_verts.length;h++)A[h]=h;r.processes--,i(y.apply(t,{primitive:"triangles",positions:n,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:A}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))}function ho(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return y.apply(e,{primitive:"lines",positions:[l,A,h,l,A,d,l,u,h,l,u,d,c,A,h,c,A,d,c,u,h,c,u,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function co(e={}){return ho({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function uo(e={}){let t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);let i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1),t=t||10,i=i||10;const s=t/i,r=t/2,o=[],n=[];let a=0;for(let e=0,t=-r;e<=i;e++,t+=s)o.push(-r),o.push(0),o.push(t),o.push(r),o.push(0),o.push(t),o.push(t),o.push(0),o.push(-r),o.push(t),o.push(0),o.push(r),n.push(a++),n.push(a++),n.push(a++),n.push(a++);return y.apply(e,{primitive:"lines",positions:o,indices:n})}function po(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);let s=e.xSegments||1;s<0&&(console.error("negative xSegments not allowed - will invert"),s*=-1),s<1&&(s=1);let r=e.xSegments||1;r<0&&(console.error("negative zSegments not allowed - will invert"),r*=-1),r<1&&(r=1);const o=e.center,n=o?o[0]:0,a=o?o[1]:0,l=o?o[2]:0,A=t/2,h=i/2,c=Math.floor(s)||1,u=Math.floor(r)||1,d=c+1,p=u+1,f=t/c,g=i/u,m=new Float32Array(d*p*3),_=new Float32Array(d*p*3),v=new Float32Array(d*p*2);let b,x,B,w,P,C,M,E=0,F=0;for(b=0;b<p;b++){const e=b*g-h;for(x=0;x<d;x++)B=x*f-A,m[E]=B+n,m[E+1]=a,m[E+2]=-e+l,_[E+2]=-1,v[F]=x/c,v[F+1]=(u-b)/u,E+=3,F+=2}E=0;const I=new(m.length/3>65535?Uint32Array:Uint16Array)(c*u*6);for(b=0;b<u;b++)for(x=0;x<c;x++)w=x+d*b,P=x+d*(b+1),C=x+1+d*(b+1),M=x+1+d*b,I[E]=M,I[E+1]=P,I[E+2]=w,I[E+3]=M,I[E+4]=C,I[E+5]=P,E+=6;return y.apply(e,{positions:m,normals:_,uv:v,indices:I})}function fo(e={}){let t=e.radius||1;t<0&&(console.error("negative radius not allowed - will invert"),t*=-1),t*=.5;let i=e.tube||.3;i<0&&(console.error("negative tube not allowed - will invert"),i*=-1);let s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<4&&(s=4);let r=e.tubeSegments||24;r<0&&(console.error("negative tubeSegments not allowed - will invert"),r*=-1),r<4&&(r=4);let o=e.arc||2*Math.PI;o<0&&(console.warn("negative arc not allowed - will invert"),o*=-1),o>360&&(o=360);const n=e.center;let a=n?n[0]:0,l=n?n[1]:0;const A=n?n[2]:0,h=[],c=[],u=[],p=[];let f,g,m,_,v,b,x,B,w,P,C,M;for(B=0;B<=r;B++)for(x=0;x<=s;x++)f=x/s*o,g=.785398+B/r*Math.PI*2,a=t*Math.cos(f),l=t*Math.sin(f),m=(t+i*Math.cos(g))*Math.cos(f),_=(t+i*Math.cos(g))*Math.sin(f),v=i*Math.sin(g),h.push(m+a),h.push(_+l),h.push(v+A),u.push(1-x/s),u.push(B/r),b=d.normalizeVec3(d.subVec3([m,_,v],[a,l,A],[]),[]),c.push(b[0]),c.push(b[1]),c.push(b[2]);for(B=1;B<=r;B++)for(x=1;x<=s;x++)w=(s+1)*B+x-1,P=(s+1)*(B-1)+x-1,C=(s+1)*(B-1)+x,M=(s+1)*B+x,p.push(w),p.push(P),p.push(C),p.push(C),p.push(M),p.push(w);return y.apply(e,{positions:h,normals:c,uv:u,indices:p})}function go(e={}){if(e.points.length%3!=0)throw"Size of points array for given polyline should be divisible by 3";let t=e.points.length/3;if(t<2)throw"There should be at least 2 points to create a polyline";let i=[];for(let e=0;e<t-1;e++)i.push(e),i.push(e+1);return y.apply(e,{primitive:"lines",positions:e.points,indices:i})}function mo(e={}){let t=e.curve.getPoints(e.divisions).map((e=>[...e])).flat();return go({id:e.id,points:t})}function _o(e={}){if(3!==e.startPoint.length)throw"Start point should contain 3 elements in array: x, y and z";if(3!==e.endPoint.length)throw"End point should contain 3 elements in array: x, y and z";let t=[],i=[],s=e.startPoint[0],r=e.startPoint[1],o=e.startPoint[2],n=e.endPoint[0],a=e.endPoint[1],l=e.endPoint[2],A=Math.sqrt((n-s)**2+(a-r)**2+(l-o)**2),h=[(n-s)/A,(a-r)/A,(l-o)/A];if(e.pattern){let c=e.pattern.length,u=!1,d=0,p=0,f=0,g=[s,r,o],m=e.pattern[p];for(i.push(g[0],g[1],g[2]);m<=A-d;){let s=[h[0]*m,h[1]*m,h[2]*m],r=[g[0]+s[0],g[1]+s[1],g[2]+s[2]];i.push(r[0],r[1],r[2]),u||(t.push(f),t.push(f+1)),u=!u,f+=1,g=r,p+=1,p>=c&&(p=0),d+=m,m=e.pattern[p]}e.extendToEnd&&(i.push(n,a,l),t.push(t.length-2),t.push(t.length-1))}else t.push(0),t.push(1),i.push(s,r,o,n,a,l);return y.apply(e,{primitive:"lines",positions:i,indices:t})}ao.load=function(e,t){var i=new XMLHttpRequest;i.open("GET",e,!0),i.responseType="arraybuffer",i.onload=function(e){t(e.target.response)},i.send()},ao.save=function(e,t){var i="data:application/octet-stream;base64,"+btoa(ao.parse._buffToStr(e));window.location.href=i},ao.clone=function(e){return JSON.parse(JSON.stringify(e))},ao.bin={},ao.bin.f=new Float32Array(1),ao.bin.fb=new Uint8Array(ao.bin.f.buffer),ao.bin.rf=function(e,t){for(var i=ao.bin.f,s=ao.bin.fb,r=0;r<4;r++)s[r]=e[t+r];return i[0]},ao.bin.rsl=function(e,t){return e[t]|e[t+1]<<8},ao.bin.ril=function(e,t){return e[t]|e[t+1]<<8|e[t+2]<<16|e[t+3]<<24},ao.bin.rASCII0=function(e,t){for(var i="";0!=e[t];)i+=String.fromCharCode(e[t++]);return i},ao.bin.wf=function(e,t,i){new Float32Array(e.buffer,t,1)[0]=i},ao.bin.wsl=function(e,t,i){e[t]=i,e[t+1]=i>>8},ao.bin.wil=function(e,t,i){e[t]=i,e[t+1]=i>>8,e[t+2]=i>>16,e[t+3]},ao.parse={},ao.parse._buffToStr=function(e){for(var t=new Uint8Array(e),i="",s=0;s<t.length;s++)i=i.concat(String.fromCharCode(t[s]));return i},ao.parse._strToBuff=function(e){for(var t=new ArrayBuffer(e.length),i=new Uint8Array(t),s=0;s<e.length;s++)i[s]=e.charCodeAt(s);return t},ao.parse._readLine=function(e,t){for(var i="";10!=e[t];)i+=String.fromCharCode(e[t++]);return i},ao.parse.fromJSON=function(e){return JSON.parse(ao.parse._buffToStr(e))},ao.parse.toJSON=function(e){var t=JSON.stringify(e);return ao.parse._strToBuff(t)},ao.parse.fromOBJ=function(e){for(var t={groups:{},c_verts:[],c_uvt:[],c_norms:[],i_verts:[],i_uvt:[],i_norms:[]},i={from:0,to:0},s=0,r=new Uint8Array(e);s<r.length;){var o=ao.parse._readLine(r,s);s+=o.length+1;var n=(o=(o=o.replace(/ +(?= )/g,"")).replace(/(^\s+|\s+$)/g,"")).split(" ");if("g"==n[0]&&(i.to=t.i_verts.length,null==t.groups[n[1]]&&(t.groups[n[1]]={from:t.i_verts.length,to:0}),i=t.groups[n[1]]),"v"==n[0]){var a=parseFloat(n[1]),l=parseFloat(n[2]),A=parseFloat(n[3]);t.c_verts.push(a,l,A)}if("vt"==n[0]){a=parseFloat(n[1]),l=1-parseFloat(n[2]);t.c_uvt.push(a,l)}if("vn"==n[0]){a=parseFloat(n[1]),l=parseFloat(n[2]),A=parseFloat(n[3]);t.c_norms.push(a,l,A)}if("f"==n[0]){var h=n[1].split("/"),c=n[2].split("/"),u=n[3].split("/"),d=parseInt(h[0])-1,p=parseInt(c[0])-1,f=parseInt(u[0])-1,g=parseInt(h[1])-1,m=parseInt(c[1])-1,_=parseInt(u[1])-1,v=parseInt(h[2])-1,b=parseInt(c[2])-1,y=parseInt(u[2])-1,x=t.c_verts.length/3,B=t.c_uvt.length/2,w=t.c_norms.length/3;if(d<0&&(d=x+d+1),p<0&&(p=x+p+1),f<0&&(f=x+f+1),g<0&&(g=B+g+1),m<0&&(m=B+m+1),_<0&&(_=B+_+1),v<0&&(v=w+v+1),b<0&&(b=w+b+1),y<0&&(y=w+y+1),t.i_verts.push(d,p,f),t.i_uvt.push(g,m,_),t.i_norms.push(v,b,y),5==n.length){var P=n[4].split("/"),C=parseInt(P[0])-1,M=parseInt(P[1])-1,E=parseInt(P[2])-1;C<0&&(C=x+C+1),M<0&&(M=B+M+1),E<0&&(E=w+E+1),t.i_verts.push(d,f,C),t.i_uvt.push(g,_,M),t.i_norms.push(v,y,E)}}}return 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e.vertices&&(ao.bin.wil(o,16,n),ao.bin.wil(o,20,4*e.vertices.length),ao.parse.fromBIV._writeFloats(o,n,e.vertices),n+=4*e.vertices.length),e.uvt&&(ao.bin.wil(o,24,n),ao.bin.wil(o,28,4*e.uvt.length),ao.parse.fromBIV._writeFloats(o,n,e.uvt),n+=4*e.uvt.length),e.indices&&(ao.bin.wil(o,32,n),ao.bin.wil(o,36,4*e.indices.length),ao.parse.fromBIV._writeInts(o,n,e.indices,s)),o.buffer},ao.parse.fromBIV._readFloats=function(e,t,i){for(var s=[],r=0;r<i/4;r++)s.push(ao.bin.rf(e,t+4*r));return s},ao.parse.fromBIV._writeFloats=function(e,t,i){for(var s=0;s<i.length;s++)ao.bin.wf(e,t+4*s,i[s])},ao.parse.fromBIV._readInts=function(e,t,i,s){for(var r=[],o=0;o<i/4;o++)16==s&&r.push(ao.bin.rsl(e,t+2*o)),32==s&&r.push(ao.bin.ril(e,t+4*o));return r},ao.parse.fromBIV._writeInts=function(e,t,i,s){for(var r=0;r<i.length;r++)16==s&&ao.bin.wsl(e,t+2*r,i[r]),32==s&&ao.bin.wil(e,t+4*r,i[r])},ao.gen={},ao.gen.Plane=function(e,t,i,s){i||(i=1),s||(s=1);for(var r={verts:[],inds:[],uvt:[]},o=e+1,n=t+1,a=0;a<n;a++)for(var l=0;l<o;l++){var A=l*(2/e)-1,h=a*(2/t)-1;r.verts.push(A,h,0),r.uvt.push(i*l/e,s*a/t),a<t&&l<e&&r.inds.push(a*o+l,a*o+l+1,(a+1)*o+l,a*o+l+1,(a+1)*o+l,(a+1)*o+l+1)}return r},ao.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},ao.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},s=e+1,r=t+1,o=0;o<r;o++)for(var n=0;n<s;n++){var a=-Math.PI/2+o*Math.PI/t,l=2*n*Math.PI/e,A=Math.cos(a)*Math.cos(l),h=Math.sin(a),c=Math.cos(a)*Math.sin(l);i.verts.push(A,h,c),i.uvt.push(n/e,o/t),o<t&&n<e&&i.inds.push(s*o+n,s*o+n+1,s*(o+1)+n,s*o+n+1,s*(o+1)+n,s*(o+1)+n+1)}return i},ao.mat={},ao.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},ao.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},ao.mat.rotateDeg=function(e,t,i){var s=Math.PI/180;return ao.mat.rotate(e*s,t*s,i*s)},ao.mat.rotate=function(e,t,i){var s=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r=e,o=t,n=i,a=Math.cos(r),l=Math.cos(o),A=Math.cos(n),h=Math.sin(r),c=Math.sin(o),u=Math.sin(n);return s[0]=l*A,s[1]=-l*u,s[2]=c,s[4]=a*u+h*c*A,s[5]=a*A-h*c*u,s[6]=-h*l,s[8]=h*u-a*c*A,s[9]=h*A+a*c*u,s[10]=a*l,s},ao.edit={},ao.edit.interpolate=function(e,t,i,s){for(var r=0;r<e.length;r++)i[r]=e[r]+s*(t[r]-e[r])},ao.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var s=e[i],r=e[i+1],o=e[i+2];e[i+0]=t[0]*s+t[4]*r+t[8]*o+t[12],e[i+1]=t[1]*s+t[5]*r+t[9]*o+t[13],e[i+2]=t[2]*s+t[6]*r+t[10]*o+t[14]}},ao.edit.unwrap=function(e,t,i){for(var s=new Array(Math.floor(e.length/3)*i),r=0;r<e.length;r++)for(var o=0;o<i;o++)s[r*i+o]=t[e[r]*i+o];return s},ao.edit.remap=function(e,t,i,s){for(var r=new Array(i.length),o=0;o<e.length;o++)for(var n=0;n<s;n++)r[t[o]*s+n]=i[e[o]*s+n];return r},ao.utils={},ao.utils.getAABB=function(e){var t,i,s,r,o,n;r=o=n=-(t=i=s=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],A=e[a+1],h=e[a+2];l<t&&(t=l),l>r&&(r=l),A<i&&(i=A),A>o&&(o=A),h<s&&(s=h),A>n&&(n=h)}return{min:{x:t,y:i,z:s},max:{x:r,y:o,z:n}}};class vo extends R{constructor(e,t={}){super(e,t),this._type=t.type||(t.src?t.src.split(".").pop():null)||"jpg",this._pos=d.vec3(t.pos||[0,0,0]),this._up=d.vec3(t.up||[0,1,0]),this._normal=d.vec3(t.normal||[0,0,1]),this._height=t.height||1,this._origin=d.vec3(),this._rtcPos=d.vec3(),this._imageSize=d.vec2(),this._texture=new io(this,{flipY:!0}),this._image=new Image,"jpg"!==this._type&&"png"!==this._type&&(this.error('Unsupported type - defaulting to "jpg"'),this._type="jpg"),this._node=new Qr(this,{matrix:d.inverseMat4(d.lookAtMat4v(this._pos,d.subVec3(this._pos,this._normal,d.mat4()),this._up,d.mat4())),children:[this._bitmapMesh=new Br(this,{scale:[1,1,1],rotation:[-90,0,0],collidable:t.collidable,pickable:t.pickable,opacity:t.opacity,clippable:t.clippable,geometry:new $t(this,po({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new ri(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0})})]}),t.image?this.image=t.image:t.src?this.src=t.src:t.imageData&&(this.imageData=t.imageData),this.scene._bitmapCreated(this)}set visible(e){this._bitmapMesh.visible=e}get visible(){return this._bitmapMesh.visible}set image(e){this._image=e,this._image&&(this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale())}get image(){return this._image}set src(e){if(e){this._image.onload=()=>{this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale()},this._image.src=e;switch(e.split(".").pop()){case"jpeg":case"jpg":this._type="jpg";break;case"png":this._type="png"}}}get src(){return this._image.src}set imageData(e){this._image.onload=()=>{this._texture.image=image,this._imageSize[0]=image.width,this._imageSize[1]=image.height,this._updateBitmapMeshScale()},this._image.src=e}get imageData(){const e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")}set type(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}get type(){return this._type}get pos(){return this._pos}get normal(){return this._normal}get up(){return this._up}set height(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}get height(){return this._height}set collidable(e){this._bitmapMesh.collidable=!1!==e}get collidable(){return this._bitmapMesh.collidable}set clippable(e){this._bitmapMesh.clippable=!1!==e}get clippable(){return this._bitmapMesh.clippable}set pickable(e){this._bitmapMesh.pickable=!1!==e}get pickable(){return this._bitmapMesh.pickable}set opacity(e){this._bitmapMesh.opacity=e}get opacity(){return this._bitmapMesh.opacity}destroy(){super.destroy(),this.scene._bitmapDestroyed(this)}_updateBitmapMeshScale(){const e=this._imageSize[1]/this._imageSize[0];this._bitmapMesh.scale=[this._height/e,1,this._height]}}const bo=(e,t)=>{const i=[];let s=[];function r(e,i){let s,r;for(let o=0;o<3;o++)if(s=t[3*e+o],r=t[3*i+o],s!==r)return r-s;return 0}let o=e.slice().sort(r),n=null;for(let e=0,t=o.length;e<t;e++)0!==e&&0===r(o[e],o[e-1])||(n=o[e]),i[o[e]]=n;for(let t=0,r=e.length;t<r;t+=3){const r=i[e[t]],o=i[e[t+1]],n=i[e[t+2]];let a=r,l=o,A=n;if(r>o&&r>n?o>n?(a=r,l=o,A=n):(a=r,l=n,A=o):o>r&&o>n?r>n?(a=o,l=r,A=n):(a=o,l=n,A=r):n>r&&n>o&&(r>o?(a=n,l=r,A=o):(a=n,l=o,A=r)),s[t+0]=[a,l],s[t+1]=[l,A],a>A){const e=A;A=a,a=e}s[t+2]=[A,a]}function a(e,t){let i,s;for(let r=0;r<2;r++)if(i=e[r],s=t[r],s!==i)return s-i;return 0}s=s.slice(0,e.length),s.sort(a);let l=0;for(let e=0;e<s.length;e++)if(0===e||0!==a(s[e],s[e-1])){if(0!==e&&2!==l)return!1;l=1}else l++;return!(s.length>0&&2!==l)},yo=d.vec3(),xo=d.vec3(),Bo=d.vec3();class wo{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0,this.primitive=null}setPrimitive(e){this.primitive=e}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get volume(){const e=this.vertices,t=this.indices;if("solid"!==this.primitive&&"surface"!==this.primitive&&"triangles"!==this.primitive)return-1;if("solid"!==this.primitive&&!bo(t,e))return-1;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];yo[0]=e[r],yo[1]=e[r+1],yo[2]=e[r+2],xo[0]=e[o],xo[1]=e[o+1],xo[2]=e[o+2],Bo[0]=e[n],Bo[1]=e[n+1],Bo[2]=e[n+2],d.cross3Vec3(yo,xo,yo),i+=d.dotVec3(yo,Bo)}return i/6}}const Po=new wo,Co=d.vec3(),Mo=d.vec3(),Eo=d.vec3(),Fo=d.vec3(),Io=d.vec3(),Do=d.vec3();class So{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get surfaceArea(){const e=this.vertices,t=this.indices;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];Co[0]=e[r],Co[1]=e[r+1],Co[2]=e[r+2],Mo[0]=e[o],Mo[1]=e[o+1],Mo[2]=e[o+2],Eo[0]=e[n],Eo[1]=e[n+1],Eo[2]=e[n+2],d.subVec3(Co,Mo,Fo),d.subVec3(Eo,Mo,Io),i+=.5*d.lenVec3(d.cross3Vec3(Fo,Io,Do))}return i}}const To=new So,Ro=d.OBB3(),Lo=d.OBB3(),Uo=d.OBB3();class ko{constructor(e,t,i,s,r,o,n=null,a=0){this.model=e,this.object=null,this.parent=null,this.transform=r,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=t,this.obb=null,this._aabbLocal=null,this._aabbWorld=d.AABB3(),this._aabbWorldDirty=!1,this.layer=n,this.portionId=a,this._color=new Uint8Array([i[0],i[1],i[2],s]),this._colorize=new Uint8Array([i[0],i[1],i[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,r&&r._addMesh(this),this._volume=null,this._surfaceArea=null}_sceneModelDirty(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}_transformDirty(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}_updateMatrix(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}_finalize(e){this.layer.initFlags(this.portionId,e,this._transparent)}_finalize2(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}_setVisible(e){this.layer.setVisible(this.portionId,e,this._transparent)}_setColor(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}_setColorize(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}_setOpacity(e,t){const i=e<255,s=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),s&&this.layer.setTransparent(this.portionId,t,i)}_setOffset(e){this.layer.setOffset(this.portionId,e)}_setHighlighted(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}_setXRayed(e){this.layer.setXRayed(this.portionId,e,this._transparent)}_setSelected(e){this.layer.setSelected(this.portionId,e,this._transparent)}_setEdges(e){this.layer.setEdges(this.portionId,e,this._transparent)}_setClippable(e){this.layer.setClippable(this.portionId,e,this._transparent)}_setCollidable(e){this.layer.setCollidable(this.portionId,e)}_setPickable(e){this.layer.setPickable(this.portionId,e,this._transparent)}_setCulled(e){this.layer.setCulled(this.portionId,e,this._transparent)}canPickTriangle(){return!1}drawPickTriangles(e,t){}pickTriangleSurface(e){}precisionRayPickSurface(e,t,i,s){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,s)}canPickWorldPos(){return!0}drawPickDepths(e){this.model.drawPickDepths(e)}drawPickNormals(e){this.model.drawPickNormals(e)}delegatePickedEntity(){return this.parent}getEachVertex(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}getEachIndex(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}get volume(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Po.reset(),Po.setPrimitive(this.layer.primitive),this.getEachVertex((e=>{Po.addVertex(e)})),this.getEachIndex((e=>{Po.addIndex(e)})),this._volume=Po.volume;break;default:this._volume=0}return this._volume}get surfaceArea(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":To.reset(),this.getEachVertex((e=>{To.addVertex(e)})),this.getEachIndex((e=>{To.addIndex(e)})),this._surfaceArea=To.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}set aabb(e){this._aabbLocal=e}get aabb(){if(this._aabbWorldDirty){if(d.AABB3ToOBB3(this._aabbLocal,Ro),this.transform?(d.transformOBB3(this.transform.worldMatrix,Ro,Lo),d.transformOBB3(this.model.worldMatrix,Lo,Uo),d.OBB3ToAABB3(Uo,this._aabbWorld)):(d.transformOBB3(this.model.worldMatrix,Ro,Lo),d.OBB3ToAABB3(Lo,this._aabbWorld)),this.origin){const e=this.origin;this._aabbWorld[0]+=e[0],this._aabbWorld[1]+=e[1],this._aabbWorld[2]+=e[2],this._aabbWorld[3]+=e[0],this._aabbWorld[4]+=e[1],this._aabbWorld[5]+=e[2]}this._aabbWorldDirty=!1}return this._aabbWorld}_destroy(){this.model.scene._renderer.putPickID(this.pickId)}}const Oo=new class{constructor(){this._uint8Arrays={},this._float32Arrays={}}_clear(){this._uint8Arrays={},this._float32Arrays={}}getUInt8Array(e){let t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}getFloat32Array(e){let t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}};let No=0;const Qo={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},Vo=new Float32Array([1,1,1,1]),Ho=new Float32Array([0,0,0,1]),jo=d.vec4(),Go=d.vec3(),zo=d.vec3(),Wo=d.mat4();class Ko{constructor(e,t=!1,{instancing:i=!1,edges:s=!1,useAlphaCutoff:r=!1}={}){this._scene=e,this._withSAO=t,this._instancing=i,this._edges=s,this._useAlphaCutoff=r,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}_getHash(){return this._scene._sectionPlanesState.getHash()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){return[""]}_buildFragmentShader(){return[""]}_addMatricesUniformBlockLines(e,t=!1){return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}_addRemapClipPosLines(e,t=1){return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push(`    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(${t}));`),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}getValid(){return this._hash===this._getHash()}setSectionPlanesStateUniforms(e){const t=this._scene,{gl:i}=t.canvas,{model:s,layerIndex:r}=e,o=t._sectionPlanesState.getNumAllocatedSectionPlanes(),n=t._sectionPlanesState.sectionPlanes.length;if(o>0){const a=t._sectionPlanesState.sectionPlanes,l=r*n,A=s.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(let t=0;t<o;t++){const s=this._uSectionPlanes[t];if(s)if(t<n){const r=A.sectionPlanesActivePerLayer[l+t];if(i.uniform1i(s.active,r?1:0),r){const r=a[t],o=e._state.origin;if(o){const e=$(r.dist,r.dir,o,Go);i.uniform3fv(s.pos,e)}else i.uniform3fv(s.pos,r.pos);i.uniform3fv(s.dir,r.dir)}}else i.uniform1i(s.active,0)}}}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uColor=s.getLocation("color"),this._uColor||(this._uColor=s.getLocation("silhouetteColor")),this._uUVDecodeMatrix=s.getLocation("uvDecodeMatrix"),this._uPickInvisible=s.getLocation("pickInvisible"),this._uGammaFactor=s.getLocation("gammaFactor"),t.uniformBlockBinding(s.handle,t.getUniformBlockIndex(s.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=s.getLocation("zFar")),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._aPosition=s.getAttribute("position"),this._aOffset=s.getAttribute("offset"),this._aNormal=s.getAttribute("normal"),this._aUV=s.getAttribute("uv"),this._aColor=s.getAttribute("color"),this._aMetallicRoughness=s.getAttribute("metallicRoughness"),this._aFlags=s.getAttribute("flags"),this._aPickColor=s.getAttribute("pickColor"),this._uPickZNear=s.getLocation("pickZNear"),this._uPickZFar=s.getLocation("pickZFar"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uDrawingBufferSize=s.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=s.getAttribute("modelMatrix"),this._aModelMatrixCol0=s.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=s.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=s.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=s.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=s.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=s.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=s.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=s.getLocation("intensityRange")),this._uPointSize=s.getLocation("pointSize"),this._uNearPlaneHeight=s.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=s.getLocation("sliceColor"),this._uSliceThickness=s.getLocation("sliceThickness"))}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState,o=r.lights;s.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,r.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(let e=0,t=o.length;e<t;e++){const t=o[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}}_makeVAO(e){const t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}drawLayer(e,t,i,{colorUniform:s=!1,incrementDrawState:r=!1}={}){const o=Ve.MAX_TEXTURE_IMAGE_UNITS,n=this._scene,a=n.canvas.gl,{_state:l,model:A}=t,{textureSet:h,origin:c,positionsDecodeMatrix:u}=l,p=n._lightsState,f=n.pointsMaterial,{camera:g}=A.scene,{viewNormalMatrix:m,project:_}=g,v=e.pickViewMatrix||g.viewMatrix,{position:b,rotationMatrix:y,rotationMatrixConjugate:x,worldNormalMatrix:B}=A;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?a.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(l));let w=0;const P=16;this._matricesUniformBlockBufferData.set(x,0);const C=0!==c[0]||0!==c[1]||0!==c[2],M=0!==b[0]||0!==b[1]||0!==b[2];if(C||M){const e=Go;if(C){const t=d.transformPoint3(y,c,zo);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=b[0],e[1]+=b[1],e[2]+=b[2],this._matricesUniformBlockBufferData.set(J(v,e,Wo),w+=P)}else this._matricesUniformBlockBufferData.set(v,w+=P);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||_.matrix,w+=P),this._matricesUniformBlockBufferData.set(u,w+=P),this._matricesUniformBlockBufferData.set(B,w+=P),this._matricesUniformBlockBufferData.set(m,w+=P),a.bindBuffer(a.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),a.bufferData(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,a.DYNAMIC_DRAW),a.bindBufferBase(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),a.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),n.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);a.uniform1f(this._uLogDepthBufFC,t)}this._uZFar&&a.uniform1f(this._uZFar,n.camera.project.far)}if(this._uPickInvisible&&a.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&a.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&a.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&a.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&a.uniform2f(this._uDrawingBufferSize,a.drawingBufferWidth,a.drawingBufferHeight),this._uUVDecodeMatrix&&a.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._uIntensityRange&&f.filterIntensity&&a.uniform2f(this._uIntensityRange,f.minIntensity,f.maxIntensity),this._uPointSize&&a.uniform1f(this._uPointSize,f.pointSize),this._uNearPlaneHeight){const e="ortho"===n.camera.projection?1:a.drawingBufferHeight/(2*Math.tan(.5*n.camera.perspective.fov*Math.PI/180));a.uniform1f(this._uNearPlaneHeight,e)}if(h){const{colorTexture:t,metallicRoughnessTexture:i,emissiveTexture:s,normalsTexture:r,occlusionTexture:n}=h;this._uColorMap&&t&&(this._program.bindTexture(this._uColorMap,t.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uMetallicRoughMap&&i&&(this._program.bindTexture(this._uMetallicRoughMap,i.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uEmissiveMap&&s&&(this._program.bindTexture(this._uEmissiveMap,s.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uNormalMap&&r&&(this._program.bindTexture(this._uNormalMap,r.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uAOMap&&n&&(this._program.bindTexture(this._uAOMap,n.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o)}if(p.reflectionMaps.length>0&&p.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,p.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),p.lightMaps.length>0&&p.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,p.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),this._withSAO){const t=n.sao;if(t.possible){const i=a.drawingBufferWidth,s=a.drawingBufferHeight;jo[0]=i,jo[1]=s,jo[2]=t.blendCutoff,jo[3]=t.blendFactor,a.uniform4fv(this._uSAOParams,jo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++}}if(this._useAlphaCutoff&&a.uniform1f(this._alphaCutoffLocation,h.alphaCutoff),s){const e=this._edges?"edgeColor":"fillColor",t=this._edges?"edgeAlpha":"fillAlpha";if(i===Qo[(this._edges?"EDGES":"SILHOUETTE")+"_XRAYED"]){const i=n.xrayMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===Qo[(this._edges?"EDGES":"SILHOUETTE")+"_HIGHLIGHTED"]){const i=n.highlightMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===Qo[(this._edges?"EDGES":"SILHOUETTE")+"_SELECTED"]){const i=n.selectedMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else a.uniform4fv(this._uColor,this._edges?Ho:Vo)}this._draw({state:l,frameCtx:e,incrementDrawState:r}),a.bindVertexArray(null)}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null,m.memory.programs--}}class Xo extends Ko{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!1,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{const e=s.pickElementsCount||i.indicesBuf.numItems,o=s.pickElementsOffset?s.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,e,i.indicesBuf.itemType,o),r&&s.drawElements++}}}class Jo extends Xo{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// Triangles batching draw vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):s.push("   outColor            = newColor;"),s.push("}"),s}}class Yo extends Xo{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._lightsState,i=e._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching flat-shading draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),s){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(r),r.push("uniform vec4 lightAmbient;");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];"ambient"!==i.type&&(r.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&r.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&r.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(r.push("uniform vec3 lightPos"+e+";"),r.push("uniform vec3 lightDir"+e+";")))}if(r.push("in vec4 vViewPosition;"),r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),s){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}r.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),r.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),r.push("float lambertian = 1.0;"),r.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),r.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),r.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];if("ambient"!==i.type){if("dir"===i.type)"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?r.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):r.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}r.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),r.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return r.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):r.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}class Zo extends Xo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching silhouette fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r){for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = newColor;"),o.push("}"),o}}class qo extends Xo{constructor(e){super(e,!1,{instancing:!1,edges:!0})}}class $o extends qo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class en extends qo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry edges drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class tn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class sn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class rn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class on extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class nn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching depth fragment shader"),s.push("precision highp float;"),s.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec2 vHighPrecisionZW;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),s.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),s.push("}"),s}}class an extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class ln extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}class An extends Xo{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Triangles batching quality draw vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),o.push("vFragDepth = 1.0 + clipPos.w;")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Triangles batching quality draw fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),n.push("uniform sampler2D uAOMap;"),n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),n.push("              return surf_norm;"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3  diffuseColor;"),n.push("   float specularRoughness;"),n.push("   vec3  specularColor;"),n.push("   float shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("float aoFactor = texture(uAOMap, vUV).r;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class hn extends Xo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick flat normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class cn extends Xo{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching color texture fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const un=d.vec3(),dn=d.vec3(),pn=d.vec3(),fn=d.vec3(),gn=d.mat4();class mn extends Ko{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=un;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=dn;if(l){const e=pn;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,gn),m=fn,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const _n=d.vec3(),vn=d.vec3(),bn=d.vec3(),yn=d.vec3(),xn=d.mat4();class Bn extends Ko{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=_n;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=vn;if(l){const e=bn;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,xn),m=yn,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElements(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class wn{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new Zo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new tn(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new sn(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new mn(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Bn(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Jo(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Jo(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new Yo(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Yo(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new cn(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new cn(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new cn(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new cn(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new An(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new An(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Zo(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new nn(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new an(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new $o(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new en(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new tn(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new rn(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new hn(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new sn(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new on(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new ln(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Bn(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new mn(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Pn={};let Cn=65536,Mn=5e6;class En{constructor(){}set doublePrecisionEnabled(e){d.setDoublePrecisionEnabled(e)}get doublePrecisionEnabled(){return d.getDoublePrecisionEnabled()}set maxDataTextureHeight(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),Cn=e}get maxDataTextureHeight(){return Cn}set maxGeometryBatchSize(e){e<1e5?e=1e5:e>5e6&&(e=5e6),Mn=e}get maxGeometryBatchSize(){return Mn}}const Fn=new En;class In{constructor(){this.maxVerts=Fn.maxGeometryBatchSize,this.maxIndices=3*Fn.maxGeometryBatchSize,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]}}const Dn=d.mat4(),Sn=d.mat4();function Tn(e,t,i){const s=e.length,r=new Uint16Array(s),o=t[0],n=t[1],a=t[2],l=t[3]-o,A=t[4]-n,h=t[5]-a,c=65525,u=c/l,p=c/A,f=c/h,g=e=>e>=0?e:0;for(let t=0;t<s;t+=3)r[t+0]=Math.floor(g(e[t+0]-o)*u),r[t+1]=Math.floor(g(e[t+1]-n)*p),r[t+2]=Math.floor(g(e[t+2]-a)*f);return d.identityMat4(Dn),d.translationMat4v(t,Dn),d.identityMat4(Sn),d.scalingMat4v([l/c,A/c,h/c],Sn),d.mulMat4(Dn,Sn,i),r}function Rn(e,t){const i=e[0],s=e[1],r=e[2],o=e[3]-i,n=e[4]-s,a=e[5]-r,l=65525;return d.identityMat4(Dn),d.translationMat4v(e,Dn),d.identityMat4(Sn),d.scalingMat4v([o/l,n/l,a/l],Sn),d.mulMat4(Dn,Sn,t),t}function Ln(e,t,i){let s=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),r=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){let e=s,t=r;e=(1-Math.abs(r))*(s>=0?1:-1),t=(1-Math.abs(s))*(r>=0?1:-1),s=e,r=t}return new Int8Array([Math[t](127.5*s+(s<0?-1:0)),Math[i](127.5*r+(r<0?-1:0))])}function Un(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}const kn=d.mat4(),On=d.mat4(),Nn=d.vec4([0,0,0,1]),Qn=d.vec3(),Vn=d.vec3(),Hn=d.vec3(),jn=d.vec3(),Gn=d.vec3(),zn=d.vec3(),Wn=d.vec3();class Kn{constructor(e){this.model=e.model,this.sortId="TrianglesBatchingLayer"+(e.solid?"-solid":"-surface")+(e.autoNormals?"-autonormals":"-normals")+(e.textureSet&&e.textureSet.colorTexture?"-colorTexture":"")+(e.textureSet&&e.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Pn[t];return i||(i=new wn(e),Pn[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Pn[t],i._destroy()}))),i}(e.model.scene),this._buffer=new In(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new mt({origin:d.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:e.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=d.mat4(e.positionsDecodeMatrix)),e.uvDecodeMatrix?(this._state.uvDecodeMatrix=d.mat3(e.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,e.origin&&this._state.origin.set(e.origin),this.solid=!!e.solid,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.normals,o=t.normalsCompressed,n=t.uv,a=t.uvCompressed,l=t.colors,A=t.colorsCompressed,h=t.indices,c=t.edgeIndices,u=t.color,p=t.metallic,f=t.roughness,g=t.opacity,m=t.meshMatrix,_=t.pickColor,v=this.model.scene,b=this._buffer,y=b.positions.length/3;let x;if(d.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";x=s.length/3;for(let e=0,t=s.length;e<t;e++)b.positions.push(s[e])}else{if(!i)throw"positions expected";x=i.length/3;for(let e=0,t=i.length;e<t;e++)b.positions.push(i[e])}if(o&&o.length>0)for(let e=0,t=o.length;e<t;e++)b.normals.push(o[e]);else if(r&&r.length>0){const e=kn;m?d.inverseMat4(d.transposeMat4(m,On),e):d.identityMat4(e,e),function(e,t,i,s,r){function o(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}let n,a,l,A,h,c,u=new Float32Array([0,0,0,0]),p=new Float32Array([0,0,0,0]);for(c=0;c<i;c+=3)u[0]=t[c],u[1]=t[c+1],u[2]=t[c+2],d.transformVec3(e,u,p),d.normalizeVec3(p,p),l=n=Ln(p,"floor","floor"),a=Un(n),A=h=o(p,a),n=Ln(p,"ceil","floor"),a=Un(n),A=o(p,a),A>h&&(l=n,h=A),n=Ln(p,"floor","ceil"),a=Un(n),A=o(p,a),A>h&&(l=n,h=A),n=Ln(p,"ceil","ceil"),a=Un(n),A=o(p,a),A>h&&(l=n,h=A),s[r+c+0]=l[0],s[r+c+1]=l[1],s[r+c+2]=0}(e,r,r.length,b.normals,b.normals.length)}if(l)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(255*l[e]),b.colors.push(255*l[e+1]),b.colors.push(255*l[e+2]),b.colors.push(255);else if(A)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(l[e]),b.colors.push(l[e+1]),b.colors.push(l[e+2]),b.colors.push(255);else if(u){const e=u[0],t=u[1],i=u[2],s=g;for(let r=0;r<x;r++)b.colors.push(e),b.colors.push(t),b.colors.push(i),b.colors.push(s)}const B=null!=p?p:0,w=null!=f?f:255;for(let e=0;e<x;e++)b.metallicRoughness.push(B),b.metallicRoughness.push(w);if(n&&n.length>0)for(let e=0,t=n.length;e<t;e++)b.uv.push(n[e]);else if(a&&a.length>0)for(let e=0,t=a.length;e<t;e++)b.uv.push(a[e]);for(let e=0,t=h.length;e<t;e++)b.indices.push(y+h[e]);if(c)for(let e=0,t=c.length;e<t;e++)b.edgeIndices.push(y+c[e]);{const e=b.pickColors.length;for(let t=e,i=e+4*x;t<i;t+=4)b.pickColors.push(_[0]),b.pickColors.push(_[1]),b.pickColors.push(_[2]),b.pickColors.push(_[3])}if(v.entityOffsetsEnabled)for(let e=0;e<x;e++)b.offsets.push(0),b.offsets.push(0),b.offsets.push(0);const P=this._portions.length,C={vertsBaseIndex:y,numVerts:x,indicesBaseIndex:b.indices.length-h.length,numIndices:h.length};return v.readableGeometryEnabled&&(C.indices=h,v.entityOffsetsEnabled&&(C.offset=new Float32Array(3))),this._portions.push(C),this._numPortions++,this.model.numPortions++,this._numVerts+=C.numVerts,this._meshes.push(e),P}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){const s=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):Tn(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=d.mat4());if(e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(let e=0,t=this._portions.length;e<t;e++){const t=this._portions[e],i=3*t.vertsBaseIndex,r=i+3*t.numVerts;t.quantizedPositions=s.slice(i,r)}}if(i.normals.length>0){const s=new Int8Array(i.normals);let r=!0;e.normalsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.normals.length,3,t.STATIC_DRAW,r)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.uv.length>0)if(e.uvDecodeMatrix){let s=!1;e.uvBuf=new Ze(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,s)}else{const s=Yt.getUVBounds(i.uv),r=Yt.compressUVs(i.uv,s.min,s.max),o=r.quantized;let n=!1;e.uvDecodeMatrix=d.mat3(r.decodeMatrix),e.uvBuf=new Ze(t,t.ARRAY_BUFFER,o,o.length,2,t.STATIC_DRAW,n)}if(i.metallicRoughness.length>0){const s=new Uint8Array(i.metallicRoughness);let r=!1;e.metallicRoughnessBuf=new Ze(t,t.ARRAY_BUFFER,s,i.metallicRoughness.length,2,t.STATIC_DRAW,r)}if(i.positions.length>0){const s=i.positions.length/3,r=new Float32Array(s),o=!1;e.flagsBuf=new Ze(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(i.pickColors.length>0){const s=new Uint8Array(i.pickColors);let r=!1;e.pickColorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.pickColors.length,4,t.STATIC_DRAW,r)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){const s=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,s,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}isEmpty(){return!this._state.indicesBuf}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=e,s=this._portions[i],r=4*s.vertsBaseIndex,o=4*s.numVerts,n=this._scratchMemory.getUInt8Array(o),a=t[0],l=t[1],A=t[2],h=t[3];for(let e=0;e<o;e+=4)n[e+0]=a,n[e+1]=l,n[e+2]=A,n[e+3]=h;this._state.colorsBuf&&this._state.colorsBuf.setData(n,r,o)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=e,o=this._portions[r],n=o.vertsBaseIndex,a=o.numVerts,l=!!(t&ee),A=!!(t&oe),h=!!(t&ne),c=!!(t&ae),u=!!(t&le),d=!!(t&ie),p=!!(t&te);let f,g;f=!l||p||A||h&&!this.model.scene.highlightMaterial.glowThrough||c&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,g=!l||p?Qo.NOT_RENDERED:c?Qo.SILHOUETTE_SELECTED:h?Qo.SILHOUETTE_HIGHLIGHTED:A?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let m=0;m=!l||p?Qo.NOT_RENDERED:c?Qo.EDGES_SELECTED:h?Qo.EDGES_HIGHLIGHTED:A?Qo.EDGES_XRAYED:u?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let _=l&&!p&&d?Qo.PICK:Qo.NOT_RENDERED;const v=t&se?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=n,t=n+a;e<t;e++){let t=0;t|=f,t|=g<<4,t|=m<<8,t|=_<<12,t|=v<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(a);for(let t=0;t<a;t++){let i=0;i|=f,i|=g<<4,i|=m<<8,i|=_<<12,i|=v<<16,e[t]=i}this._state.flagsBuf.setData(e,n,a)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=e,s=this._portions[i],r=3*s.vertsBaseIndex,o=3*s.numVerts,n=this._scratchMemory.getFloat32Array(o),a=t[0],l=t[1],A=t[2];for(let e=0;e<o;e+=3)n[e+0]=a,n[e+1]=l,n[e+2]=A;this._state.offsetsBuf&&this._state.offsetsBuf.setData(n,r,o),this.model.scene.readableGeometryEnabled&&(s.offset[0]=t[0],s.offset[1]=t[1],s.offset[2]=t[2])}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portions[e];if(!s)return void this.model.error("portion not found: "+e);const r=s.quantizedPositions,o=i.origin,n=o[0],a=o[1],l=o[2],A=Nn,h=this.model.matrix,c=i.positionsDecodeMatrix;for(let e=0,i=r.length;e<i;e+=3)A[0]=r[e],A[1]=r[e+1],A[2]=r[e+2],A[3]=1,d.decompressPosition(A,c),d.transformPoint4(h,A),A[0]+=n,A[1]+=a,A[2]+=l,t(A)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portions[e];if(!i)return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}getElementsCountAndOffset(e){let t=null,i=null;const s=this._portions[e];return s&&(t=s.numIndices,i=s.indicesBaseIndex),{count:t,offset:i}}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Qo.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Qo.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state,n=this._portions[e];if(!n)return this.model.error("portion not found: "+e),!1;const a=n.quantizedPositions,l=n.indices,A=o.origin,h=n.offset,c=Qn,u=Vn;c.set(A?d.subVec3(t,A,Hn):t),u.set(i),h&&d.subVec3(c,h),d.transformRay(this.model.worldNormalMatrix,c,u,c,u);const p=jn,f=Gn,g=zn;let m=!1,_=0;const v=Wn;for(let e=0,i=l.length;e<i;e+=3){const i=3*l[e],n=3*l[e+1],b=3*l[e+2];if(p[0]=a[i],p[1]=a[i+1],p[2]=a[i+2],f[0]=a[n],f[1]=a[n+1],f[2]=a[n+2],g[0]=a[b],g[1]=a[b+1],g[2]=a[b+2],d.decompressPosition(p,o.positionsDecodeMatrix),d.decompressPosition(f,o.positionsDecodeMatrix),d.decompressPosition(g,o.positionsDecodeMatrix),d.rayTriangleIntersect(c,u,p,f,g,v)){d.transformPoint3(this.model.worldMatrix,v,v),h&&d.addVec3(v,h),A&&d.addVec3(v,A);const e=Math.abs(d.lenVec3(d.subVec3(v,t,[])));(!m||e>_)&&(_=e,s.set(v),r&&d.triangleNormal(p,f,g,r),m=!0)}}return m&&r&&(d.transformVec3(this.model.worldNormalMatrix,r,r),d.normalizeVec3(r)),m}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}class Xn extends Ko{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!0,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++)}}class Jn extends Xn{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r,o,n;const a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),e.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),e.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),r=0,o=i.lights.length;r<o;r++)n=i.lights[r],"ambient"!==n.type&&(a.push("uniform vec4 lightColor"+r+";"),"dir"===n.type&&a.push("uniform vec3 lightDir"+r+";"),"point"===n.type&&a.push("uniform vec3 lightPos"+r+";"),"spot"===n.type&&(a.push("uniform vec3 lightPos"+r+";"),a.push("uniform vec3 lightDir"+r+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),s&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),r=0,o=i.lights.length;r<o;r++)if(n=i.lights[r],"ambient"!==n.type){if("dir"===n.type)"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);");else if("point"===n.type)"view"===n.space?a.push("viewLightDir = -normalize(lightPos"+r+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+r+", 0.0)).xyz);");else{if("spot"!==n.type)continue;"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+r+".rgb * lightColor"+r+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):s.push("    outColor           = newColor;"),s.push("}"),s}}class Yn extends Xn{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState;let s,r;const o=t.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry flat-shading drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),o){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];"ambient"!==e.type&&(n.push("uniform vec4 lightColor"+s+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+s+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+s+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+s+";"),n.push("uniform vec3 lightDir"+s+";")))}if(n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),o){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}for(n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];if("ambient"!==e.type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+s+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+s+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+s+".rgb * lightColor"+s+".a);")}}return n.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):n.push("    outColor           = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class Zn extends Xn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing fill fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = newColor;"),s.push("}"),s}}class qn extends Xn{constructor(e,t){super(e,t,{instancing:!0,edges:!0})}}class $n extends qn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class ea extends qn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class ta extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class ia extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class sa extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class ra extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class oa extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry depth drawing fragment shader"),o.push("precision highp float;"),o.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec2 vHighPrecisionZW;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),o.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),o.push("}"),o}}class na extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class aa extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const la={3e3:"linearToLinear",3001:"sRGBToLinear"};class Aa extends Xn{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Instancing geometry quality drawing vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),o.push("in vec4 modelMatrixCol0;"),o.push("in vec4 modelMatrixCol1;"),o.push("in vec4 modelMatrixCol2;"),o.push("in vec4 modelNormalMatrixCol0;"),o.push("in vec4 modelNormalMatrixCol1;"),o.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),o.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&o.push("      worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),o.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),o.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Instancing geometry quality drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),n.push("              return normalize(surf_norm );"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3    diffuseColor;"),n.push("   float   specularRoughness;"),n.push("   vec3    specularColor;"),n.push("   float   shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = "+la[s.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = "+la[s.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction = normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction = normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class ha extends Xn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class ca extends Xn{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const ua=d.vec3(),da=d.vec3(),pa=d.vec3(),fa=d.vec3(),ga=d.mat4();class ma extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=ua;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=da;if(l){const e=d.transformPoint3(h,l,pa);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,ga),m=fa,m[0]=n.eye[0]-t[0],m[1]=n.eye[1]-t[1],m[2]=n.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,m),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const _a=d.vec3(),va=d.vec3(),ba=d.vec3(),ya=d.vec3(),xa=d.mat4();class Ba extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=_a;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=va;if(l){const e=d.transformPoint3(h,l,ba);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,xa),m=ya,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class wa{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new Zn(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new ta(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new ia(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new ma(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Ba(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Jn(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Jn(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new Yn(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Yn(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new ca(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new ca(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new ca(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new ca(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new Aa(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new Aa(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Zn(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new oa(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new na(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new $n(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new ea(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new ta(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new sa(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ha(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new ia(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new ra(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new aa(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Ba(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new ma(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Pa={};const Ca=new Uint8Array(4),Ma=new Float32Array(1),Ea=d.vec4([0,0,0,1]),Fa=new Float32Array(3),Ia=d.vec3(),Da=d.vec3(),Sa=d.vec3(),Ta=d.vec3(),Ra=d.vec3(),La=d.vec3(),Ua=d.vec3(),ka=new Float32Array(4);class Oa{constructor(e){this.model=e.model,this.sortId="TrianglesInstancingLayer"+(e.solid?"-solid":"-surface")+(e.normals?"-normals":"-autoNormals"),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Pa[t];return i||(i=new wa(e),Pa[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Pa[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new mt({numInstances:0,obb:d.OBB3(),origin:d.vec3(),geometry:e.geometry,textureSet:e.textureSet,pbrSupported:!1,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,e.origin&&this._state.origin.set(e.origin),this._finalized=!1,this.solid=!!e.solid,this.numIndices=e.geometry.numIndices,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.metallic,r=t.roughness,o=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,n=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";const l=i[0],A=i[1],h=i[2];if(this._colors.push(l),this._colors.push(A),this._colors.push(h),this._colors.push(o),this._metallicRoughness.push(null!=s?s:0),this._metallicRoughness.push(null!=r?r:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(n[0]),this._modelMatrixCol0.push(n[4]),this._modelMatrixCol0.push(n[8]),this._modelMatrixCol0.push(n[12]),this._modelMatrixCol1.push(n[1]),this._modelMatrixCol1.push(n[5]),this._modelMatrixCol1.push(n[9]),this._modelMatrixCol1.push(n[13]),this._modelMatrixCol2.push(n[2]),this._modelMatrixCol2.push(n[6]),this._modelMatrixCol2.push(n[10]),this._modelMatrixCol2.push(n[14]),this._state.geometry.normals){let e=d.transposeMat4(n,d.mat4()),t=d.inverseMat4(e);this._modelNormalMatrixCol0.push(t[0]),this._modelNormalMatrixCol0.push(t[4]),this._modelNormalMatrixCol0.push(t[8]),this._modelNormalMatrixCol0.push(t[12]),this._modelNormalMatrixCol1.push(t[1]),this._modelNormalMatrixCol1.push(t[5]),this._modelNormalMatrixCol1.push(t[9]),this._modelNormalMatrixCol1.push(t[13]),this._modelNormalMatrixCol2.push(t[2]),this._modelNormalMatrixCol2.push(t[6]),this._modelNormalMatrixCol2.push(t[10]),this._modelNormalMatrixCol2.push(t[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;const c=this._portions.length,u={};return this.model.scene.readableGeometryEnabled&&(u.matrix=n.slice(),u.inverseMatrix=null,u.normalMatrix=null),this._portions.push(u),this._numPortions++,this.model.numPortions++,this._meshes.push(e),c}finalize(){if(this._finalized)return;const e=this._state,t=e.geometry,i=e.textureSet,s=this.model.scene.canvas.gl,r=this._colors.length,o=r/4;if(r>0){let t=!1;e.colorsBuf=new Ze(s,s.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,s.DYNAMIC_DRAW,t),this._colors=[]}if(this._metallicRoughness.length>0){const t=new Uint8Array(this._metallicRoughness);let i=!1;e.metallicRoughnessBuf=new Ze(s,s.ARRAY_BUFFER,t,this._metallicRoughness.length,2,s.STATIC_DRAW,i)}if(o>0){let t=!1;e.flagsBuf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(o),o,1,s.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;e.offsetsBuf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,s.DYNAMIC_DRAW,t),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){const i=!1;e.positionsBuf=new Ze(s,s.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,s.STATIC_DRAW,i),e.positionsDecodeMatrix=d.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){const i=new Uint8Array(t.colorsCompressed),r=!1;e.colorsBuf=new Ze(s,s.ARRAY_BUFFER,i,i.length,4,s.STATIC_DRAW,r)}if(t.uvCompressed&&t.uvCompressed.length>0){const i=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new Ze(s,s.ARRAY_BUFFER,i,i.length,2,s.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new Ze(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,s.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new Ze(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,s.STATIC_DRAW)),this._modelMatrixCol0.length>0){const t=!1;e.modelMatrixCol0Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelMatrixCol1Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelMatrixCol2Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol1Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol2Buf=new Ze(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){const t=!1;e.pickColorsBuf=new Ze(s,s.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,s.STATIC_DRAW,t),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Ca[0]=t[0],Ca[1]=t[1],Ca[2]=t[2],Ca[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(Ca,4*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&ee),r=!!(t&oe),o=!!(t&ne),n=!!(t&ae),a=!!(t&le),l=!!(t&ie),A=!!(t&te);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,c=!s||A?Qo.NOT_RENDERED:n?Qo.SILHOUETTE_SELECTED:o?Qo.SILHOUETTE_HIGHLIGHTED:r?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let u=0;u=!s||A?Qo.NOT_RENDERED:n?Qo.EDGES_SELECTED:o?Qo.EDGES_HIGHLIGHTED:r?Qo.EDGES_XRAYED:a?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Qo.PICK:Qo.NOT_RENDERED)<<12,d|=(t&se?1:0)<<16,Ma[0]=d,this._state.flagsBuf&&this._state.flagsBuf.setData(Ma,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Fa[0]=t[0],Fa[1]=t[1],Fa[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(Fa,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state,s=i.geometry,r=this._portions[e];if(!r)return void this.model.error("portion not found: "+e);const o=s.positionsCompressed,n=i.origin,a=n[0],l=n[1],A=n[2],h=Ea,c=r.matrix,u=this.model.matrix,p=i.positionsDecodeMatrix;for(let e=0,i=o.length;e<i;e+=3)h[0]=o[e],h[1]=o[e+1],h[2]=o[e+2],d.decompressPosition(h,p),d.transformPoint3(c,h),d.transformPoint3(u,h),h[0]+=a,h[1]+=l,h[2]+=A,t(h)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state.geometry;if(!this._portions[e])return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}setMatrix(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;ka[0]=t[0],ka[1]=t[4],ka[2]=t[8],ka[3]=t[12],this._state.modelMatrixCol0Buf.setData(ka,i),ka[0]=t[1],ka[1]=t[5],ka[2]=t[9],ka[3]=t[13],this._state.modelMatrixCol1Buf.setData(ka,i),ka[0]=t[2],ka[1]=t[6],ka[2]=t[10],ka[3]=t[14],this._state.modelMatrixCol2Buf.setData(ka,i)}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_TRANSPARENT)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_XRAYED)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_SELECTED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Qo.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state.geometry,n=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=d.inverseMat4(a.matrix,d.mat4())),r&&!a.normalMatrix&&(a.normalMatrix=d.transposeMat4(a.inverseMatrix,d.mat4()));const l=o.quantizedPositions,A=o.indices,h=n.origin,c=a.offset,u=Ia,p=Da;u.set(h?d.subVec3(t,h,Sa):t),p.set(i),c&&d.subVec3(u,c),d.transformRay(this.model.worldNormalMatrix,u,p,u,p),d.transformRay(a.inverseMatrix,u,p,u,p);const f=Ta,g=Ra,m=La;let _=!1,v=0;const b=Ua;for(let e=0,i=A.length;e<i;e+=3){const i=3*A[e+0],o=3*A[e+1],y=3*A[e+2];f[0]=l[i],f[1]=l[i+1],f[2]=l[i+2],g[0]=l[o],g[1]=l[o+1],g[2]=l[o+2],m[0]=l[y],m[1]=l[y+1],m[2]=l[y+2];const{positionsDecodeMatrix:x}=n.geometry;if(d.decompressPosition(f,x),d.decompressPosition(g,x),d.decompressPosition(m,x),d.rayTriangleIntersect(u,p,f,g,m,b)){d.transformPoint3(a.matrix,b,b),d.transformPoint3(this.model.worldMatrix,b,b),c&&d.addVec3(b,c),h&&d.addVec3(b,h);const e=Math.abs(d.lenVec3(d.subVec3(b,t,[])));(!_||e>v)&&(v=e,s.set(b),r&&d.triangleNormal(f,g,m,r),_=!0)}}return _&&r&&(d.transformVec3(a.normalMatrix,r,r),d.transformVec3(this.model.worldNormalMatrix,r,r),d.normalizeVec3(r)),_}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}class Na extends Ko{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),r&&s.drawElements++}}class Qa extends Na{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Va extends Na{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const Ha=d.vec3(),ja=d.vec3(),Ga=d.vec3(),za=d.vec3(),Wa=d.mat4();class Ka extends Ko{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=Ha;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=ja;if(l){const e=Ga;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,Wa),m=za,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Xa=d.vec3(),Ja=d.vec3(),Ya=d.vec3(),Za=d.vec3(),qa=d.mat4();class $a extends Ko{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=Xa;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Ja;if(l){const e=Ya;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,qa),m=Za,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class el{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Qa(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Va(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ka(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new $a(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const tl={};class il{constructor(e=5e6){e>5e6&&(e=5e6),this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]}}class sl{constructor(e){this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=tl[t];return i||(i=new el(e),tl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete tl[t],i._destroy()}))),i}(e.model.scene),this.model=e.model,this._buffer=new il(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new mt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:d.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=d.vec3(e.origin)),this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.indices,o=t.color,n=t.opacity,a=this._buffer,l=a.positions.length/3;let A;if(d.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";A=s.length/3;for(let e=0,t=s.length;e<t;e++)a.positions.push(s[e])}else{if(!i)throw"positions expected";A=i.length/3;for(let e=0,t=i.length;e<t;e++)a.positions.push(i[e])}if(o){const e=o[0],t=o[1],i=o[2],s=n;for(let r=0;r<A;r++)a.colors.push(e),a.colors.push(t),a.colors.push(i),a.colors.push(s)}if(r)for(let e=0,t=r.length;e<t;e++)a.indices.push(r[e]+l);if(this.model.scene.entityOffsetsEnabled)for(let e=0;e<A;e++)a.offsets.push(0),a.offsets.push(0),a.offsets.push(0);const h=this._portions.length/2;return this._portions.push(l),this._portions.push(A),this._numPortions++,this.model.numPortions++,this._numVerts+=A,this._meshes.push(e),h}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){const s=new Uint16Array(i.positions);e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{const s=Tn(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.colors.length>0){const s=i.colors.length/4,r=new Float32Array(s);let o=!1;e.flagsBuf=new Ze(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new Ze(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2],A=t[3];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l,o[e+3]=A;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=2*e,o=this._portions[r],n=this._portions[r+1],a=!!(t&ee),l=!!(t&oe),A=!!(t&ne),h=!!(t&ae),c=!!(t&ie),u=!!(t&te);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,p=!a||u?Qo.NOT_RENDERED:h?Qo.SILHOUETTE_SELECTED:A?Qo.SILHOUETTE_HIGHLIGHTED:l?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let f=a&&!u&&c?Qo.PICK:Qo.NOT_RENDERED;const g=t&se?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=o,t=o+n;e<t;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(n);for(let t=0;t<n;t++){let i=0;i|=d,i|=p<<4,i|=f<<12,i|=g<<16,e[t]=i}this._state.flagsBuf.setData(e,o,n)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e){}drawPickDepths(e){}drawPickNormals(e){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK)}drawOcclusion(e){}drawShadow(e){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}class rl extends Ko{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++}}class ol extends rl{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Lines instancing color fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):o.push("    outColor           = vColor;"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class nl extends rl{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const al=d.vec3(),ll=d.vec3(),Al=d.vec3();d.vec3();const hl=d.mat4();class cl extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=al;let g;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=ll;if(l){const e=d.transformPoint3(h,l,Al);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,hl),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const ul=d.vec3(),dl=d.vec3(),pl=d.vec3();d.vec3();const fl=d.mat4();class gl extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=ul;let g;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=dl;if(l){const e=d.transformPoint3(h,l,pl);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,fl),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class ml{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._snapInitRenderer||(this._snapInitRenderer=new cl(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new gl(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new ol(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new nl(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new cl(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new gl(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const _l={};const vl=new Uint8Array(4),bl=new Float32Array(1),yl=new Float32Array(3),xl=new Float32Array(4);class Bl{constructor(e){this.model=e.model,this.material=e.material,this.sortId="LinesInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=_l[t];return i||(i=new ml(e),_l[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete _l[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new mt({obb:d.OBB3(),numInstances:0,origin:null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,e.origin&&(this._state.origin=d.vec3(e.origin)),this._finalized=!1,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.opacity,r=t.meshMatrix;if(this._finalized)throw"Already finalized";const o=i[0],n=i[1],a=i[2];i[3],this._colors.push(o),this._colors.push(n),this._colors.push(a),this._colors.push(s),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(r[0]),this._modelMatrixCol0.push(r[4]),this._modelMatrixCol0.push(r[8]),this._modelMatrixCol0.push(r[12]),this._modelMatrixCol1.push(r[1]),this._modelMatrixCol1.push(r[5]),this._modelMatrixCol1.push(r[9]),this._modelMatrixCol1.push(r[13]),this._modelMatrixCol2.push(r[2]),this._modelMatrixCol2.push(r[6]),this._modelMatrixCol2.push(r[10]),this._modelMatrixCol2.push(r[14]),this._state.numInstances++;const l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,s=this._colors.length,r=s/4;if(s>0){let t=!1;this._state.colorsBuf=new Ze(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,t),this._colors=[]}if(r>0){let t=!1;this._state.flagsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(r),r,1,e.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;this._state.offsetsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){const s=new Uint8Array(i.colorsCompressed),r=!1;t.colorsBuf=new Ze(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,r)}if(i.positionsCompressed&&i.positionsCompressed.length>0){const s=!1;t.positionsBuf=new Ze(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,s),t.positionsDecodeMatrix=d.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new Ze(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){const t=!1;this._state.modelMatrixCol0Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol1Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol2Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";vl[0]=t[0],vl[1]=t[1],vl[2]=t[2],vl[3]=t[3],this._state.colorsBuf.setData(vl,4*e,4)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&ee),r=!!(t&oe),o=!!(t&ne),n=!!(t&ae),a=!!(t&le),l=!!(t&ie),A=!!(t&te);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,c=!s||A?Qo.NOT_RENDERED:n?Qo.SILHOUETTE_SELECTED:o?Qo.SILHOUETTE_HIGHLIGHTED:r?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let u=0;u=!s||A?Qo.NOT_RENDERED:n?Qo.EDGES_SELECTED:o?Qo.EDGES_HIGHLIGHTED:r?Qo.EDGES_XRAYED:a?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Qo.PICK:Qo.NOT_RENDERED)<<12,d|=(t&se?255:0)<<16,bl[0]=d,this._state.flagsBuf.setData(bl,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(yl[0]=t[0],yl[1]=t[1],yl[2]=t[2],this._state.offsetsBuf.setData(yl,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;xl[0]=t[0],xl[1]=t[4],xl[2]=t[8],xl[3]=t[12],this._state.modelMatrixCol0Buf.setData(xl,i),xl[0]=t[1],xl[1]=t[5],xl[2]=t[9],xl[3]=t[13],this._state.modelMatrixCol1Buf.setData(xl,i),xl[0]=t[2],xl[1]=t[6],xl[2]=t[10],xl[3]=t[14],this._state.modelMatrixCol2Buf.setData(xl,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesXRayed(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK)}drawOcclusion(e,t){}drawShadow(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawPickNormals(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}class wl extends Ko{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),r&&s.drawArrays++}}class Pl extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,s=[];return s.push("#version 300 es"),s.push("// Points batching color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Cl extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform vec4 color;"),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points batching silhouette vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("uniform vec4 color;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = color;"),o.push("}"),o}}class Ml extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class El extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batched pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batched pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Fl extends wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("  gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),s.push("}"),s}}const Il=d.vec3(),Dl=d.vec3(),Sl=d.vec3(),Tl=d.vec3(),Rl=d.mat4();class Ll extends Ko{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=Il;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Dl;if(l){const e=Sl;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,Rl),m=Tl,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ul=d.vec3(),kl=d.vec3(),Ol=d.vec3(),Nl=d.vec3(),Ql=d.mat4();class Vl extends Ko{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=Ul;let g,m;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=kl;if(l){const e=Ol;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,Ql),m=Nl,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let _=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Hl{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Pl(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Cl(this._scene)),this._silhouetteRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Ml(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new El(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Fl(this._scene)),this._occlusionRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ll(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Vl(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const jl={};class Gl{constructor(e=5e6){e>5e6&&(e=5e6),this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.intensities=[],this.pickColors=[],this.offsets=[]}}class zl{constructor(e){this.model=e.model,this.sortId="PointsBatchingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=jl[t];return i||(i=new Hl(e),jl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete jl[t],i._destroy()}))),i}(e.model.scene),this._buffer=new Gl(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new mt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:d.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=d.vec3(e.origin))}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.color,o=t.colorsCompressed,n=t.colors,a=t.pickColor,l=this._buffer,A=l.positions.length/3;let h;if(d.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";for(let e=0,t=s.length;e<t;e++)l.positions.push(s[e]);h=s.length/3}else{if(!i)throw"positions expected";h=i.length/3,i.length,l.positions.length;for(let e=0,t=i.length;e<t;e++)l.positions.push(i[e])}if(o)for(let e=0,t=o.length;e<t;e++)l.colors.push(o[e]);else if(n)for(let e=0,t=n.length;e<t;e++)l.colors.push(255*n[e]);else if(r){const e=r[0],t=r[1],i=r[2],s=1;for(let r=0;r<h;r++)l.colors.push(e),l.colors.push(t),l.colors.push(i),l.colors.push(s)}{const e=l.pickColors.length;for(let t=e,i=e+4*h;t<i;t+=4)l.pickColors.push(a[0]),l.pickColors.push(a[1]),l.pickColors.push(a[2]),l.pickColors.push(a[3])}if(this.model.scene.entityOffsetsEnabled)for(let e=0;e<h;e++)l.offsets.push(0),l.offsets.push(0),l.offsets.push(0);const c=this._portions.length/2;return this._portions.push(A),this._portions.push(h),this._numPortions++,this.model.numPortions++,this._meshes.push(e),c}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){const s=new Uint16Array(i.positions);e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{const s=Tn(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.STATIC_DRAW,r)}if(i.positions.length>0){const s=i.positions.length/3,r=new Float32Array(s);let o=!1;e.flagsBuf=new Ze(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(i.pickColors.length>0){const s=new Uint8Array(i.pickColors);let r=!1;e.pickColorsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.pickColors.length,4,t.STATIC_DRAW,r)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new Ze(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized"}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=2*e,r=this._portions[s],o=this._portions[s+1],n=this._scratchMemory.getFloat32Array(o),a=!!(t&ee),l=!!(t&oe),A=!!(t&ne),h=!!(t&ae),c=!!(t&ie),u=!!(t&te);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,p=!a||u?Qo.NOT_RENDERED:h?Qo.SILHOUETTE_SELECTED:A?Qo.SILHOUETTE_HIGHLIGHTED:l?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let f=a&&!u&&c?Qo.PICK:Qo.NOT_RENDERED;const g=t&se?1:0;for(let e=0;e<o;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,n[e]=t}this._state.flagsBuf.setData(n,r)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawShadow(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}class Wl extends Ko{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),r&&s.drawArrays++}}class Kl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Xl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 color;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),s.push("uniform vec4 silhouetteColor;"),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class Jl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick mesh fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class Yl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("  vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Zl extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 color;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class ql extends Wl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points instancing depth vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("const float   packUpScale = 256. / 255.;"),o.push("const float   unpackDownscale = 255. / 256.;"),o.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),o.push("const float   shiftRight8 = 1.0 / 256.;"),o.push("vec4 packDepthToRGBA( const in float v ) {"),o.push("    vec4 r = vec4( fract( v * packFactors ), v );"),o.push("    r.yzw -= r.xyz * shiftRight8;"),o.push("    return r * packUpScale;"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return o.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class $l extends Wl{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const eA=d.vec3(),tA=d.vec3(),iA=d.vec3();d.vec3();const sA=d.mat4();class rA extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=eA;let g;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=tA;if(l){const e=d.transformPoint3(h,l,iA);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,sA),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const oA=d.vec3(),nA=d.vec3(),aA=d.vec3();d.vec3();const lA=d.mat4();class AA extends Ko{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const f=oA;let g;if(f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=nA;if(l){const e=d.transformPoint3(h,l,aA);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],g=J(p,t,lA),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(g,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class hA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Kl(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Xl(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new ql(this._scene)),this._depthRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Jl(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Yl(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Zl(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new $l(this._scene)),this._shadowRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new rA(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new AA(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const cA={};const uA=new Uint8Array(4),dA=new Float32Array(1),pA=new Float32Array(3),fA=new Float32Array(4);class gA{constructor(e){this.model=e.model,this.material=e.material,this.sortId="PointsInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=cA[t];return i||(i=new hA(e),cA[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete cA[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new mt({obb:d.OBB3(),numInstances:0,origin:e.origin?d.vec3(e.origin):null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.meshMatrix,s=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(s[0]),this._pickColors.push(s[1]),this._pickColors.push(s[2]),this._pickColors.push(s[3]),this._state.numInstances++;const r=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),r}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,s=i.geometry;if(t>0){let s=!1;i.flagsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,s)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;i.offsetsBuf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(s.positionsCompressed&&s.positionsCompressed.length>0){const t=!1;i.positionsBuf=new Ze(e,e.ARRAY_BUFFER,s.positionsCompressed,s.positionsCompressed.length,3,e.STATIC_DRAW,t),i.positionsDecodeMatrix=d.mat4(s.positionsDecodeMatrix)}if(s.colorsCompressed&&s.colorsCompressed.length>0){const t=new Uint8Array(s.colorsCompressed),r=!1;i.colorsBuf=new Ze(e,e.ARRAY_BUFFER,t,t.length,4,e.STATIC_DRAW,r)}if(this._modelMatrixCol0.length>0){const t=!1;i.modelMatrixCol0Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),i.modelMatrixCol1Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),i.modelMatrixCol2Buf=new Ze(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){const t=!1;i.pickColorsBuf=new Ze(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,t),this._pickColors=[]}i.geometry=null,this._finalized=!0}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";uA[0]=t[0],uA[1]=t[1],uA[2]=t[2],this._state.colorsBuf.setData(uA,3*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&ee),r=!!(t&oe),o=!!(t&ne),n=!!(t&ae),a=!!(t&le),l=!!(t&ie),A=!!(t&te);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,c=!s||A?Qo.NOT_RENDERED:n?Qo.SILHOUETTE_SELECTED:o?Qo.SILHOUETTE_HIGHLIGHTED:r?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let u=0;u=!s||A?Qo.NOT_RENDERED:n?Qo.EDGES_SELECTED:o?Qo.EDGES_HIGHLIGHTED:r?Qo.EDGES_XRAYED:a?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Qo.PICK:Qo.NOT_RENDERED)<<12,d|=(t&se?255:0)<<16,dA[0]=d,this._state.flagsBuf.setData(dA,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(pA[0]=t[0],pA[1]=t[1],pA[2]=t[2],this._state.offsetsBuf.setData(pA,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;fA[0]=t[0],fA[1]=t[4],fA[2]=t[8],fA[3]=t[12],this._state.modelMatrixCol0Buf.setData(fA,i),fA[0]=t[1],fA[1]=t[5],fA[2]=t[9],fA[3]=t[13],this._state.modelMatrixCol1Buf.setData(fA,i),fA[0]=t[2],fA[1]=t[6],fA[2]=t[10],fA[3]=t[14],this._state.modelMatrixCol2Buf.setData(fA,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawShadow(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK)}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}const mA=d.vec3(),_A=d.vec3(),vA=d.mat4();class bA{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o,p=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=mA;if(g){const t=d.transformPoint3(c,A,_A);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,vA)}else f=p;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),v=s._sectionPlanesState.sectionPlanes.length;if(_>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,r=o.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,mA);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),n.drawArrays(n.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),n.drawArrays(n.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),n.drawArrays(n.LINES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// LinesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class yA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}eagerCreateRenders(){}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new bA(this._scene,!1)),this._colorRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy()}}const xA={};class BA{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]}}class wA{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindLineIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}}class PA{constructor(e,t,i,s,r=null){this._gl=e,this._texture=t,this._textureWidth=i,this._textureHeight=s,this._textureData=r}bindTexture(e,t,i){return e.bindTexture(t,this,i)}bind(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}unbind(e){}}const CA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(CA,null,4));let e=0;Object.keys(CA).forEach((t=>{t.startsWith("size")&&(e+=CA[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/CA.totalLines).toFixed(2)}`);let t={};Object.keys(CA).forEach((i=>{i.startsWith("size")&&(t[i]=`${(CA[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class MA{disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}generateTextureForColorsAndFlags(e,t,i,s,r){const o=t.length;this.numPortions=o;const n=4096,a=Math.ceil(o/512);if(0===a)throw"texture height===0";const l=new Uint8Array(16384*a);CA.sizeDataColorsAndFlags+=l.byteLength,CA.numberOfTextures++;for(let e=0;e<o;e++)l.set(t[e],32*e+0),l.set(i[e],32*e+4),l.set([0,0,0,0],32*e+8),l.set([0,0,0,0],32*e+12),l.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),l.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20);const A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,n,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,n,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,A,n,a,l)}generateTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);CA.sizeDataTextureOffsets+=r.byteLength,CA.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,o,i,s,r)}generateTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);CA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r,o)}generateTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);CA.sizeDataPositionDecodeMatrices+=o.byteLength,CA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}generateTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);CA.sizeDataTextureIndices+=o.byteLength,CA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}generateTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);CA.sizeDataTextureIndices+=o.byteLength,CA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}generateTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);CA.sizeDataTextureIndices+=o.byteLength,CA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}generateTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);CA.sizeDataTexturePositions+=n.byteLength,CA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,a,r,o)}generateTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),CA.sizeDataTexturePortionIds+=o.byteLength,CA.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}}const EA=new En,FA=EA.maxDataTextureHeight,IA=new Float32Array(16),DA=new Uint8Array(4),SA=new Float32Array(3);let TA=0;const RA=d.identityMat4();class LA{constructor(e,t){CA.numberOfLayers++,this._layerNumber=TA++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=xA[t];return i||(i=new yA(e),xA[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete xA[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new BA,this._dataTextureState=new wA,this._dataTextureGenerator=new MA,this._state=new mt({origin:d.vec3(t.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&CA.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/2})),(this._state.numVertices+s>4096*FA||t+r>4096*FA)&&CA.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*FA&&t+r<=4096*FA}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/2/8)*2;CA.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}const i=t.positionsCompressed,s=t.indices,r=this._buffer;r.positionsCompressed.push(i);const o=r.lenPositionsCompressed/3,n=i.length/3;let a;r.lenPositionsCompressed+=i.length;let l=0;if(s){let e;l=s.length/2,n<=256?(e=r.indices8Bits,a=r.lenIndices8Bits/2,r.lenIndices8Bits+=s.length):n<=65536?(e=r.indices16Bits,a=r.lenIndices16Bits/2,r.lenIndices16Bits+=s.length):(e=r.indices32Bits,a=r.lenIndices32Bits/2,r.lenIndices32Bits+=s.length),e.push(s)}this._state.numVertices+=n,CA.numberOfGeometries++;return{vertexBase:o,numVertices:n,numLines:l,indicesBase:a}}_createSubPortion(e,t){const i=e.color,s=e.colors,r=e.opacity,o=e.meshMatrix,n=e.pickColor,a=this._buffer,l=this._state;a.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),a.perObjectInstancePositioningMatrices.push(o||RA),a.perObjectSolid.push(!!e.solid),s?a.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):i&&a.perObjectColors.push([i[0],i[1],i[2],r]),a.perObjectPickColors.push(n),a.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?l.numIndices8Bits:t.numVertices<=65536?l.numIndices16Bits:l.numIndices32Bits,a.perObjectIndexBaseOffsets.push(e/2-t.indicesBase)}const A=this._subPortions.length;if(t.numLines>0){let e,i=2*t.numLines;t.numVertices<=256?(e=a.perLineNumberPortionId8Bits,l.numIndices8Bits+=i,CA.totalLines8Bits+=t.numLines):t.numVertices<=65536?(e=a.perLineNumberPortionId16Bits,l.numIndices16Bits+=i,CA.totalLines16Bits+=t.numLines):(e=a.perLineNumberPortionId32Bits,l.numIndices32Bits+=i,CA.totalLines32Bits+=t.numLines),CA.totalLines+=t.numLines;for(let i=0;i<t.numLines;i+=8)e.push(A)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,CA.numberOfPortions++,A}finalize(){if(this._finalized)return;const e=this._state,t=this._dataTextureState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId8Bits),t.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId16Bits),t.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(t.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;DA[0]=t[0],DA[1]=t[1],DA[2]=t[2],DA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(DA,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,DA))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&ee),o=!!(t&oe),n=!!(t&te);let a,l;a=!r||n||o?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,l=!r||n?Qo.NOT_RENDERED:!!(t&ae)?Qo.SILHOUETTE_SELECTED:!!(t&ne)?Qo.SILHOUETTE_HIGHLIGHTED:o?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let A=r&&!n&&!!(t&ie)?Qo.PICK:Qo.NOT_RENDERED;const h=this._dataTextureState,c=this.model.scene.canvas.gl;DA[0]=a,DA[1]=l,DA[3]=A,h.texturePerObjectColorsAndFlags._textureData.set(DA,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),c.bindTexture(c.TEXTURE_2D,h.texturePerObjectColorsAndFlags._texture),c.texSubImage2D(c.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,c.RGBA_INTEGER,c.UNSIGNED_BYTE,DA))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&se?255:0,r=this._dataTextureState,o=this.model.scene.canvas.gl;DA[0]=s,DA[1]=0,DA[2]=1,DA[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(DA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,DA))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;SA[0]=t[0],SA[1]=t[1],SA[2]=t[2],i.texturePerObjectOffsets._textureData.set(SA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,SA))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;IA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(IA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,IA))}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){}drawSilhouetteHighlighted(e,t){}drawSilhouetteSelected(e,t){}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){}drawShadow(e,t){}setPickMatrices(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawSnapInit(e,t){}drawSnap(e,t){}drawPickNormals(e,t){}destroy(){if(this._destroyed)return;const e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}const UA=d.vec3(),kA=d.vec3(),OA=d.vec3();d.vec3();const NA=d.vec4(),QA=d.mat4();class VA{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o;if(!this._program&&(this._allocate(),this.errors))return;let p,f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=UA;if(g){const t=d.transformPoint3(c,A,kA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=J(r.viewMatrix,e,QA),f=OA,f[0]=r.eye[0]-e[0],f[1]=r.eye[1]-e[1],f[2]=r.eye[2]-e[2]}else p=r.viewMatrix,f=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),v=s._sectionPlanesState.sectionPlanes.length;if(_>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,r=o.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,UA);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}this._uSceneModelMatrix=s.getLocation("sceneModelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=s.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState.lights,o=t.camera.project;s.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(let e=0,t=r.length;e<t;e++){const t=r[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}if(this._withSAO){const s=t.sao;if(s.possible){const t=i.drawingBufferWidth,r=i.drawingBufferHeight;NA[0]=t,NA[1]=r,NA[2]=s.blendCutoff,NA[3]=s.blendFactor,i.uniform4fv(this._uSAOParams,NA),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// TrianglesDataTextureColorRenderer vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("uniform mat4 sceneModelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),o.push("uniform highp sampler2D uTexturePerObjectMatrix;"),o.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),o.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),o.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),o.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),o.push("uniform vec3 uCameraEyeRtc;"),o.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("out float isPerspective;")),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));s&&(o.push("out vec4 vWorldPosition;"),o.push("flat out uint vFlags2;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int polygonIndex = gl_VertexID / 3;"),o.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),o.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),o.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),o.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),o.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),o.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),o.push("if (int(flags.x) != renderPass) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("} else {"),o.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),o.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),o.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),o.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),o.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),o.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),o.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),o.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),o.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),o.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),o.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),o.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),o.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),o.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),o.push("if (color.a == 0u) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("};"),o.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),o.push("vec3 position;"),o.push("position = positions[gl_VertexID % 3];"),o.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),o.push("if (solid != 1u) {"),o.push("if (isPerspectiveMatrix(projMatrix)) {"),o.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),o.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("} else {"),o.push("if (viewNormal.z < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("}"),o.push("}"),o.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),o.push("vec4 viewPosition = viewMatrix * worldPosition; "),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = vec3(color.rgb) / 255.0;"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags2 = flags2.r;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// TrianglesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const HA=new Float32Array([1,1,1]),jA=d.vec3(),GA=d.vec3(),zA=d.vec3();d.vec3();const WA=d.mat4();class KA{constructor(e,t){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o,p=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let f,g;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=jA;if(A){const t=GA;d.transformPoint3(c,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,WA),g=zA,g[0]=r.eye[0]-e[0],g[1]=r.eye[1]-e[1],g[2]=r.eye[2]-e[2]}else f=p,g=r.eye;if(n.uniform3fv(this._uCameraEyeRtc,g),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),i===Qo.SILHOUETTE_XRAYED){const e=s.xrayMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Qo.SILHOUETTE_HIGHLIGHTED){const e=s.highlightMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Qo.SILHOUETTE_SELECTED){const e=s.selectedMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,HA);if(s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,jA);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const XA=new Float32Array([0,0,0,1]),JA=d.vec3(),YA=d.vec3();d.vec3();const ZA=d.mat4();class qA{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=JA;if(g){const t=d.transformPoint3(c,A,YA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,ZA)}else f=p;if(n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),i===Qo.EDGES_XRAYED){const e=r.xrayMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Qo.EDGES_HIGHLIGHTED){const e=r.highlightMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Qo.EDGES_SELECTED){const e=r.selectedMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,XA);const _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),v=r._sectionPlanesState.sectionPlanes.length;if(_>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,o=s.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,JA);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const $A=d.vec3(),eh=d.vec3(),th=d.mat4();class ih{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=o.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=$A;if(g){const t=d.transformPoint3(c,A,eh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,th)}else f=p;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),v=r._sectionPlanesState.sectionPlanes.length;if(_>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,o=s.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,$A);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const sh=d.vec3(),rh=d.vec3(),oh=d.vec3(),nh=d.mat4();class ah{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=e.pickViewMatrix||o.viewMatrix,f=e.pickProjMatrix||o.projMatrix,g=e.pickOrigin||o.eye,m=e.pickProjMatrix?e.pickZFar:o.project.far;let _,v;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const b=0!==A[0]||0!==A[1]||0!==A[2],y=0!==h[0]||0!==h[1]||0!==h[2];if(b||y){const e=sh;if(b){const t=d.transformPoint3(c,A,rh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],_=J(p,e,nh),v=oh,v[0]=g[0]-e[0],v[1]=g[1]-e[1],v[2]=g[2]-e[2]}else _=p,v=g;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,_),n.uniformMatrix4fv(this._uProjMatrix,!1,f),n.uniform3fv(this._uCameraEyeRtc,v),n.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(m+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const x=r._sectionPlanesState.getNumAllocatedSectionPlanes(),B=r._sectionPlanesState.sectionPlanes.length;if(x>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*B,o=s.renderFlags;for(let t=0;t<x;t++){const s=this._uSectionPlanes[t];if(s)if(t<B){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,sh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const lh=d.vec3(),Ah=d.vec3(),hh=d.vec3();d.vec3();const ch=d.mat4();class uh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=e.pickViewMatrix||o.viewMatrix,f=e.pickProjMatrix||o.projMatrix,g=e.pickOrigin||o.eye,m=e.pickProjMatrix?e.pickZFar:o.project.far;let _,v;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const t=lh;if(A){const e=Ah;d.transformPoint3(c,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],_=J(p,t,ch),v=hh,v[0]=g[0]-t[0],v[1]=g[1]-t[1],v[2]=g[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else _=p,v=g,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(n.uniform3fv(this._uCameraEyeRtc,v),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniform1f(this._uPickZNear,e.pickZNear),n.uniform1f(this._uPickZFar,e.pickZFar),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,_),n.uniformMatrix4fv(this._uProjMatrix,!1,f),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(m+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const s=this._uSectionPlanes[t];if(s)if(t<y){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,lh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const dh=d.vec3(),ph=d.vec3(),fh=d.vec3(),gh=d.vec3();d.vec3();const mh=d.mat4();class _h{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=t.aabb,f=e.pickViewMatrix||o.viewMatrix,g=dh;let m,_;g[0]=d.safeInv(p[3]-p[0])*d.MAX_INT,g[1]=d.safeInv(p[4]-p[1])*d.MAX_INT,g[2]=d.safeInv(p[5]-p[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(g[0]),e.snapPickCoordinateScale[1]=d.safeInv(g[1]),e.snapPickCoordinateScale[2]=d.safeInv(g[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const t=ph;if(v){const e=d.transformPoint3(c,A,fh);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],m=J(f,t,mh),_=gh,_[0]=o.eye[0]-t[0],_[1]=o.eye[1]-t[1],_[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else m=f,_=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,_),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,g),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),x=r._sectionPlanesState.sectionPlanes.length;if(y>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,o=s.renderFlags;for(let t=0;t<y;t++){const s=this._uSectionPlanes[t];if(s)if(t<x){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,dh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}const B="edge"===e.snapMode?n.LINES:n.POINTS;a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(B,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(B,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(B,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const vh=d.vec3(),bh=d.vec3(),yh=d.vec3(),xh=d.vec3();d.vec3();const Bh=d.mat4();class wh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=t.aabb,f=e.pickViewMatrix||o.viewMatrix,g=vh;let m,_;g[0]=d.safeInv(p[3]-p[0])*d.MAX_INT,g[1]=d.safeInv(p[4]-p[1])*d.MAX_INT,g[2]=d.safeInv(p[5]-p[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(g[0]),e.snapPickCoordinateScale[1]=d.safeInv(g[1]),e.snapPickCoordinateScale[2]=d.safeInv(g[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const t=bh;if(v){const e=yh;d.transformPoint3(c,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],m=J(f,t,Bh),_=xh,_[0]=o.eye[0]-t[0],_[1]=o.eye[1]-t[1],_[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else m=f,_=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,_),n.uniform2fv(this._uVectorA,e.snapVectorA),n.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,g),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),x=r._sectionPlanesState.sectionPlanes.length;if(y>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,o=s.renderFlags;for(let t=0;t<y;t++){const s=this._uSectionPlanes[t];if(s)if(t<x){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,vh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ph=d.vec3(),Ch=d.vec3(),Mh=d.vec3();d.vec3();const Eh=d.mat4();class Fh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=s,p=e.pickViewMatrix||o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let f,g;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=Ph;if(A){const t=Ch;d.transformPoint3(c,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],f=J(p,e,Eh),g=Mh,g[0]=o.eye[0]-e[0],g[1]=o.eye[1]-e[1],g[2]=o.eye[2]-e[2]}else f=p,g=o.eye;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,f),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(A){const e=$(i.dist,i.dir,A,Ph);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){const e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ih=d.vec3(),Dh=d.vec3(),Sh=d.vec3();d.vec3();const Th=d.mat4();class Rh{constructor(e){this._scene=e,this._allocate(),this._hash=this._getHash()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o;if(!this._program&&(this._allocate(),this.errors))return;let p,f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){const e=Ih;if(g){const t=d.transformPoint3(c,A,Dh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=J(r.viewMatrix,e,Th),f=Sh,f[0]=r.eye[0]-e[0],f[1]=r.eye[1]-e[1],f[2]=r.eye[2]-e[2]}else p=r.viewMatrix,f=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),v=s._sectionPlanesState.sectionPlanes.length;if(_>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,r=o.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,Ih);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Lh=d.vec3(),Uh=d.vec3(),kh=d.vec3();d.vec3();const Oh=d.mat4();class Nh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h,rotationMatrixConjugate:c}=s,u=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p,f;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));const g=0!==l[0]||0!==l[1]||0!==l[2],m=0!==A[0]||0!==A[1]||0!==A[2];if(g||m){const e=Lh;if(g){const t=Uh;d.transformPoint3(h,l,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=A[0],e[1]+=A[1],e[2]+=A[2],p=J(u,e,Oh),f=kh,f[0]=o.eye[0]-e[0],f[1]=o.eye[1]-e[1],f[2]=o.eye[2]-e[2]}else p=u,f=o.eye;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,o.viewNormalMatrix),n.uniformMatrix4fv(this._uWorldNormalMatrix,!1,s.worldNormalMatrix);const _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),v=r._sectionPlanesState.sectionPlanes.length;if(_>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*v,o=s.renderFlags;for(let t=0;t<_;t++){const s=this._uSectionPlanes[t];if(s)if(t<v){const r=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,r?1:0),r){const i=e[t];if(l){const e=$(i.dist,i.dir,l,Lh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(let t=0;t<e._sectionPlanesState.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&Ve.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Qh=d.vec3(),Vh=d.vec3(),Hh=d.vec3();d.vec3(),d.vec4();const jh=d.mat4();class Gh{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c,rotationMatrixConjugate:u}=o;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));const p=e.pickViewMatrix||r.viewMatrix,f=e.pickProjMatrix||r.projMatrix,g=e.pickOrigin||r.eye,m=e.pickProjMatrix?e.pickZFar:r.project.far;let _,v;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const b=0!==A[0]||0!==A[1]||0!==A[2],y=0!==h[0]||0!==h[1]||0!==h[2];if(b||y){const e=Qh;if(b){const t=d.transformPoint3(c,A,Vh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],_=J(p,e,jh),v=Hh,v[0]=g[0]-e[0],v[1]=g[1]-e[1],v[2]=g[2]-e[2]}else _=p,v=g;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,_),n.uniformMatrix4fv(this._uProjMatrix,!1,f),n.uniform3fv(this._uCameraEyeRtc,v),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const e=2/(Math.log(m+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const x=s._sectionPlanesState.getNumAllocatedSectionPlanes(),B=s._sectionPlanesState.sectionPlanes.length;if(x>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*B,r=o.renderFlags;for(let t=0;t<x;t++){const s=this._uSectionPlanes[t];if(s)if(t<B){const o=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,o?1:0),o){const i=e[t];if(A){const e=$(i.dist,i.dir,A,Qh);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new Ye(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class zh{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new KA(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new ah(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new uh(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new Gh(this._scene)),this._snapRenderer||(this._snapRenderer=new _h(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new wh(this._scene)),this._snapRenderer||(this._snapRenderer=new _h(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new VA(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new VA(this._scene,!0)),this._colorRendererWithSAO}get colorQualityRendererWithSAO(){return this._colorQualityRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new KA(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new Rh(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new Nh(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new qA(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new ih(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new ah(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Gh(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new Gh(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new uh(this._scene)),this._pickDepthRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new _h(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new wh(this._scene)),this._snapInitRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Fh(this._scene)),this._occlusionRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}const Wh={};class Kh{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]}}class Xh{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindTriangleIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}bindEdgeIndicesTextures(e,t,i,s){this.edgeIndicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[s].bindTexture(e,i,6)}}const Jh={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(Jh,null,4));let e=0;Object.keys(Jh).forEach((t=>{t.startsWith("size")&&(e+=Jh[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/Jh.totalPolygons).toFixed(2)}`);let t={};Object.keys(Jh).forEach((i=>{i.startsWith("size")&&(t[i]=`${(Jh[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class Yh{constructor(){}disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}createTextureForColorsAndFlags(e,t,i,s,r,o,n){const a=t.length;this.numPortions=a;const l=4096,A=Math.ceil(a/512);if(0===A)throw"texture height===0";const h=new Uint8Array(16384*A);Jh.sizeDataColorsAndFlags+=h.byteLength,Jh.numberOfTextures++;for(let e=0;e<a;e++)h.set(t[e],32*e+0),h.set(i[e],32*e+4),h.set([0,0,0,0],32*e+8),h.set([0,0,0,0],32*e+12),h.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),h.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20),h.set([o[e]>>24&255,o[e]>>16&255,o[e]>>8&255,255&o[e]],32*e+24),h.set([n[e]?1:0,0,0,0],32*e+28);const c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,A),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,A,e.RGBA_INTEGER,e.UNSIGNED_BYTE,h,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,c,l,A,h)}createTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);Jh.sizeDataTextureOffsets+=r.byteLength,Jh.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,o,i,s,r)}createTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Jh.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r,o)}createTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Jh.sizeDataPositionDecodeMatrices+=o.byteLength,Jh.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);Jh.sizeDataTextureIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);Jh.sizeDataTextureIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);Jh.sizeDataTextureIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor8BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*2);Jh.sizeDataTextureEdgeIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor16BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*2);Jh.sizeDataTextureEdgeIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureFor32BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*2);Jh.sizeDataTextureEdgeIndices+=o.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}createTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);Jh.sizeDataTexturePositions+=n.byteLength,Jh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,a,r,o)}createTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),Jh.sizeDataTexturePortionIds+=o.byteLength,Jh.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new PA(e,n,s,r)}}const Zh=new En,qh=Zh.maxDataTextureHeight,$h=d.vec4(),ec=new Float32Array(16),tc=new Uint8Array(4),ic=new Float32Array(3);let sc=0;const rc=d.identityMat4();class oc{constructor(e,t){Jh.numberOfLayers++,this._layerNumber=sc++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=Wh[t];return i||(i=new zh(e),Wh[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Wh[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new Kh,this._dtxState=new Xh,this._dtxTextureFactory=new Yh,this._state=new mt({origin:d.vec3(t.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&Jh.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/3})),(this._state.numVertices+s>4096*qh||t+r>4096*qh)&&Jh.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*qh&&t+r<=4096*qh}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/3/8)*3;Jh.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}if(t.edgeIndices){const e=8*Math.ceil(t.edgeIndices.length/2/8)*2;Jh.overheadSizeAlignementEdgeIndices+=2*(e-t.edgeIndices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.edgeIndices),t.edgeIndices=i}const i=t.positionsCompressed,s=t.indices,r=t.edgeIndices,o=this._buffer;o.positionsCompressed.push(i);const n=o.lenPositionsCompressed/3,a=i.length/3;let l;o.lenPositionsCompressed+=i.length;let A,h=0;if(s){let e;h=s.length/3,a<=256?(e=o.indices8Bits,l=o.lenIndices8Bits/3,o.lenIndices8Bits+=s.length):a<=65536?(e=o.indices16Bits,l=o.lenIndices16Bits/3,o.lenIndices16Bits+=s.length):(e=o.indices32Bits,l=o.lenIndices32Bits/3,o.lenIndices32Bits+=s.length),e.push(s)}let c=0;if(r){let e;c=r.length/2,a<=256?(e=o.edgeIndices8Bits,A=o.lenEdgeIndices8Bits/2,o.lenEdgeIndices8Bits+=r.length):a<=65536?(e=o.edgeIndices16Bits,A=o.lenEdgeIndices16Bits/2,o.lenEdgeIndices16Bits+=r.length):(e=o.edgeIndices32Bits,A=o.lenEdgeIndices32Bits/2,o.lenEdgeIndices32Bits+=r.length),e.push(r)}this._state.numVertices+=a,Jh.numberOfGeometries++;return{vertexBase:n,numVertices:a,numTriangles:h,numEdges:c,indicesBase:l,edgeIndicesBase:A}}_createSubPortion(e,t,i,s){const r=e.color;e.metallic,e.roughness;const o=e.colors,n=e.opacity,a=e.meshMatrix,l=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(a||rc),A.perObjectSolid.push(!!e.solid),o?A.perObjectColors.push([255*o[0],255*o[1],255*o[2],255]):r&&A.perObjectColors.push([r[0],r[1],r[2],n]),A.perObjectPickColors.push(l),A.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(e/3-t.indicesBase)}{let e;e=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(e/2-t.edgeIndicesBase)}const c=this._subPortions.length;if(t.numTriangles>0){let e,i=3*t.numTriangles;t.numVertices<=256?(e=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=i,Jh.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(e=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=i,Jh.totalPolygons16Bits+=t.numTriangles):(e=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=i,Jh.totalPolygons32Bits+=t.numTriangles),Jh.totalPolygons+=t.numTriangles;for(let i=0;i<t.numTriangles;i+=8)e.push(c)}if(t.numEdges>0){let e,i=2*t.numEdges;t.numVertices<=256?(e=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=i,Jh.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(e=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=i,Jh.totalEdges16Bits+=t.numEdges):(e=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=i,Jh.totalEdges32Bits+=t.numEdges),Jh.totalEdges+=t.numEdges;for(let i=0;i<t.numEdges;i+=8)e.push(c)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[c]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,Jh.numberOfPortions++,c}finalize(){if(this._finalized)return;const e=this._state,t=this._dtxState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId8Bits),t.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId16Bits),t.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(t.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(t.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(t.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(t.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(t.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(i,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(t.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(i,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(t.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(i,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}isEmpty(){return 0===this._numPortions}initFlags(e,t,i){t&ee&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ne&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&oe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&ae&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&se&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&le&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&ie&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&te&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&ee?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&oe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&se?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;if(tc[0]=t[0],tc[1]=t[1],tc[2]=t[2],tc[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(tc,32*e),this._deferredSetFlagsActive)return console.info("_subPortionSetColor defer"),void(this._deferredSetFlagsDirty=!0);++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),console.info("_subPortionSetColor write through"),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,tc)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&ee),o=!!(t&oe),n=!!(t&ne),a=!!(t&ae),l=!!(t&le),A=!!(t&ie),h=!!(t&te);let c,u;c=!r||h||o||n&&!this.model.scene.highlightMaterial.glowThrough||a&&!this.model.scene.selectedMaterial.glowThrough?Qo.NOT_RENDERED:i?Qo.COLOR_TRANSPARENT:Qo.COLOR_OPAQUE,u=!r||h?Qo.NOT_RENDERED:a?Qo.SILHOUETTE_SELECTED:n?Qo.SILHOUETTE_HIGHLIGHTED:o?Qo.SILHOUETTE_XRAYED:Qo.NOT_RENDERED;let d=0;d=!r||h?Qo.NOT_RENDERED:a?Qo.EDGES_SELECTED:n?Qo.EDGES_HIGHLIGHTED:o?Qo.EDGES_XRAYED:l?i?Qo.EDGES_COLOR_TRANSPARENT:Qo.EDGES_COLOR_OPAQUE:Qo.NOT_RENDERED;let p=r&&!h&&A?Qo.PICK:Qo.NOT_RENDERED;const f=this._dtxState,g=this.model.scene.canvas.gl;tc[0]=c,tc[1]=u,tc[2]=d,tc[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(tc,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),g.bindTexture(g.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),g.texSubImage2D(g.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,g.RGBA_INTEGER,g.UNSIGNED_BYTE,tc))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&se?255:0,r=this._dtxState,o=this.model.scene.canvas.gl;tc[0]=s,tc[1]=0,tc[2]=1,tc[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(tc,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,tc))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;ic[0]=t[0],ic[1]=t[1],ic[2]=t[2],i.texturePerObjectOffsets._textureData.set(ic,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,ic))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;ec.set(t),i.texturePerObjectInstanceMatrices._textureData.set(ec,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,ec))}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portionToSubPortionsMap[e];if(s)for(let e=0,r=s.length;e<r;e++){const r=s[e],o=this._subPortionReadableGeometries[r],n=o.positionsCompressed,a=o.positionsDecodeMatrix;o.meshMatrix;const l=i.origin,A=l[0],h=l[1],c=l[2],u=$h;for(let e=0,i=n.length;e<i;e+=3)u[0]=n[e],u[1]=n[e+1],u[2]=n[e+2],u[3]=1,d.decompressPosition(u,a),d.transformPoint4(this.model.worldMatrix,u),d.transformPoint4(this.model.worldMatrix,u),u[0]+=A,u[1]+=h,u[2]+=c,t(u)}else this.model.error("portion not found: "+e)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portionToSubPortionsMap[e];if(i)for(let e=0,s=i.length;e<s;e++){const s=i[e],r=this._subPortionReadableGeometries[s].indices;for(let e=0,i=r.length;e<i;e++)t(r[e])}else this.model.error("portion not found: "+e)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Qo.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}_updateBackfaceCull(e,t){const i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Qo.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Qo.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Qo.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Qo.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Qo.COLOR_OPAQUE))}setPickMatrices(e,t){}drawPickMesh(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Qo.PICK))}drawPickDepths(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Qo.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Qo.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Qo.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,Qo.PICK))}destroy(){if(this._destroyed)return;const e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}class nc{constructor(e){this.id=e.id,this.colorTexture=e.colorTexture,this.alphaCutoff=e.alphaCutoff,this.metallicRoughnessTexture=e.metallicRoughnessTexture,this.normalsTexture=e.normalsTexture,this.emissiveTexture=e.emissiveTexture,this.occlusionTexture=e.occlusionTexture}destroy(){}}class ac{constructor(e){this.id=e.id,this.texture=e.texture}destroy(){this.texture&&(this.texture.destroy(),this.texture=null)}}const lc={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class Ac{constructor(e,t,i){this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i}itemStart(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}itemEnd(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}itemError(e){void 0!==this.onError&&this.onError(e)}resolveURL(e){return this.urlModifier?this.urlModifier(e):e}setURLModifier(e){return this.urlModifier=e,this}addHandler(e,t){return this.handlers.push(e,t),this}removeHandler(e){const t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}getHandler(e){for(let t=0,i=this.handlers.length;t<i;t+=2){const i=this.handlers[t],s=this.handlers[t+1];if(i.global&&(i.lastIndex=0),i.test(e))return s}return null}}const hc=new Ac;class cc{constructor(e){this.manager=void 0!==e?e:hc,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const i=this;return new Promise((function(s,r){i.load(e,s,t,r)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}const uc={};class dc extends cc{constructor(e){super(e)}load(e,t,i,s){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=lc.get(e);if(void 0!==r)return this.manager.itemStart(e),I.scheduleTask((()=>{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==uc[e])return void uc[e].push({onLoad:t,onProgress:i,onError:s});uc[e]=[],uc[e].push({onLoad:t,onProgress:i,onError:s});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),n=this.mimeType,a=this.responseType;fetch(o).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;const i=uc[e],s=t.body.getReader(),r=t.headers.get("Content-Length"),o=r?parseInt(r):0,n=0!==o;let a=0;const l=new ReadableStream({start(e){!function t(){s.read().then((({done:s,value:r})=>{if(s)e.close();else{a+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:n,loaded:a,total:o});for(let e=0,t=i.length;e<t;e++){const t=i[e];t.onProgress&&t.onProgress(s)}e.enqueue(r),t()}}))}()}});return new Response(l)}throw Error(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`)})).then((e=>{switch(a){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,n)));case"json":return e.json();default:if(void 0===n)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(n),i=t&&t[1]?t[1].toLowerCase():void 0,s=new TextDecoder(i);return e.arrayBuffer().then((e=>s.decode(e)))}}})).then((t=>{lc.add(e,t);const i=uc[e];delete uc[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onLoad&&s.onLoad(t)}})).catch((t=>{const i=uc[e];if(void 0===i)throw this.manager.itemError(e),t;delete uc[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onError&&s.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class pc{constructor(e=4){this.pool=e,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}_initWorker(e){if(!this.workers[e]){const t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}_getIdleWorker(){for(let e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}_onMessage(e,t){const i=this.workersResolve[e];if(i&&i(t),this.queue.length){const{resolve:t,msg:i,transfer:s}=this.queue.shift();this.workersResolve[e]=t,this.workers[e].postMessage(i,s)}else this.workerStatus^=1<<e}setWorkerCreator(e){this.workerCreator=e}setWorkerLimit(e){this.pool=e}postMessage(e,t){return new Promise((i=>{const s=this._getIdleWorker();-1!==s?(this._initWorker(s),this.workerStatus|=1<<s,this.workersResolve[s]=i,this.workers[s].postMessage(e,t)):this.queue.push({resolve:i,msg:e,transfer:t})}))}destroy(){this.workers.forEach((e=>e.terminate())),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}let fc=0;class gc{constructor({viewer:e,transcoderPath:t,workerLimit:i}){this._transcoderPath=t||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new pc,this._workerSourceURL="",i&&this._workerPool.setWorkerLimit(i);const s=e.capabilities;this._workerConfig={astcSupported:s.astcSupported,etc1Supported:s.etc1Supported,etc2Supported:s.etc2Supported,dxtSupported:s.dxtSupported,bptcSupported:s.bptcSupported,pvrtcSupported:s.pvrtcSupported},this._supportedFileTypes=["xkt2"]}_init(){if(!this._transcoderPending){const e=new dc;e.setPath(this._transcoderPath),e.setWithCredentials(this.withCredentials);const t=e.loadAsync("basis_transcoder.js"),i=new dc;i.setPath(this._transcoderPath),i.setResponseType("arraybuffer"),i.setWithCredentials(this.withCredentials);const s=i.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([t,s]).then((([e,t])=>{const i=gc.BasisWorker.toString(),s=["/* constants */","let _EngineFormat = "+JSON.stringify(gc.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(gc.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(gc.BasisFormat),"/* basis_transcoder.js */",e,"/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this._workerSourceURL=URL.createObjectURL(new Blob([s])),this._transcoderBinary=t,this._workerPool.setWorkerCreator((()=>{const e=new Worker(this._workerSourceURL),t=this._transcoderBinary.slice(0);return e.postMessage({type:"init",config:this._workerConfig,transcoderBinary:t},[t]),e}))})),fc>0&&console.warn("KTX2TextureTranscoder: Multiple active KTX2TextureTranscoder may cause performance issues. Use a single KTX2TextureTranscoder instance, or call .dispose() on old instances."),fc++}return this._transcoderPending}transcode(e,t,i={}){return new Promise(((s,r)=>{const o=i;this._init().then((()=>this._workerPool.postMessage({type:"transcode",buffers:e,taskConfig:o},e))).then((e=>{const i=e.data,{mipmaps:o,width:n,height:a,format:l,type:A,error:h,dfdTransferFn:c,dfdFlags:u}=i;if("error"===A)return r(h);t.setCompressedData({mipmaps:o,props:{format:l,minFilter:1===o.length?1006:1008,magFilter:1===o.length?1006:1008,encoding:2===c?3001:3e3,premultiplyAlpha:!!(1&u)}}),s()}))}))}destroy(){URL.revokeObjectURL(this._workerSourceURL),this._workerPool.destroy(),fc--}}gc.BasisFormat={ETC1S:0,UASTC_4x4:1},gc.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},gc.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},gc.BasisWorker=function(){let e,t,i;const s=_EngineFormat,r=_TranscoderFormat,o=_BasisFormat;self.addEventListener("message",(function(n){const h=n.data;switch(h.type){case"init":e=h.config,c=h.transcoderBinary,t=new Promise((e=>{i={wasmBinary:c,onRuntimeInitialized:e},BASIS(i)})).then((()=>{i.initializeBasis(),void 0===i.KTX2File&&console.warn("KTX2TextureTranscoder: Please update Basis Universal transcoder.")}));break;case"transcode":t.then((()=>{try{const{width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f}=function(t){const n=new i.KTX2File(new Uint8Array(t));function h(){n.close(),n.delete()}if(!n.isValid())throw h(),new Error("KTX2TextureTranscoder: Invalid or unsupported .ktx2 file");const c=n.isUASTC()?o.UASTC_4x4:o.ETC1S,u=n.getWidth(),d=n.getHeight(),p=n.getLevels(),f=n.getHasAlpha(),g=n.getDFDTransferFunc(),m=n.getDFDFlags(),{transcoderFormat:_,engineFormat:v}=function(t,i,n,h){let c,u;const d=t===o.ETC1S?a:l;for(let s=0;s<d.length;s++){const r=d[s];if(e[r.if]&&(r.basisFormat.includes(t)&&!(h&&r.transcoderFormat.length<2)&&(!r.needsPowerOfTwo||A(i)&&A(n))))return c=r.transcoderFormat[h?1:0],u=r.engineFormat[h?1:0],{transcoderFormat:c,engineFormat:u}}return console.warn("KTX2TextureTranscoder: No suitable compressed texture format found. Decoding to RGBA32."),c=r.RGBA32,u=s.RGBAFormat,{transcoderFormat:c,engineFormat:u}}(c,u,d,f);if(!u||!d||!p)throw h(),new Error("KTX2TextureTranscoder: Invalid texture");if(!n.startTranscoding())throw h(),new Error("KTX2TextureTranscoder: .startTranscoding failed");const b=[];for(let e=0;e<p;e++){const t=n.getImageLevelInfo(e,0,0),i=t.origWidth,s=t.origHeight,r=new Uint8Array(n.getImageTranscodedSizeInBytes(e,0,0,_));if(!n.transcodeImage(r,e,0,0,_,0,-1,-1))throw h(),new Error("KTX2TextureTranscoder: .transcodeImage failed.");b.push({data:r,width:i,height:s})}return h(),{width:u,height:d,hasAlpha:f,mipmaps:b,format:v,dfdTransferFn:g,dfdFlags:m}}(h.buffers[0]),g=[];for(let e=0;e<u.length;++e)g.push(u[e].data.buffer);self.postMessage({type:"transcode",id:h.id,width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f},g)}catch(e){console.error(`[KTX2TextureTranscoder.BasisWorker]: ${e}`),self.postMessage({type:"error",id:h.id,error:e.message})}}))}var c}));const n=[{if:"astcSupported",basisFormat:[o.UASTC_4x4],transcoderFormat:[r.ASTC_4x4,r.ASTC_4x4],engineFormat:[s.RGBA_ASTC_4x4_Format,s.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC7_M5,r.BC7_M5],engineFormat:[s.RGBA_BPTC_Format,s.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC1,r.BC3],engineFormat:[s.RGB_S3TC_DXT1_Format,s.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1,r.ETC2],engineFormat:[s.RGB_ETC2_Format,s.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1],engineFormat:[s.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.PVRTC1_4_RGB,r.PVRTC1_4_RGBA],engineFormat:[s.RGB_PVRTC_4BPPV1_Format,s.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],a=n.sort((function(e,t){return e.priorityETC1S-t.priorityETC1S})),l=n.sort((function(e,t){return e.priorityUASTC-t.priorityUASTC}));function A(e){return e<=2||0==(e&e-1)&&0!==e}};const mc={};function _c(e){const t=e.scene.id;let i=mc[t];return i||(i=new gc({viewer:e}),mc[t]=i,e.scene.on("destroyed",(()=>{delete mc[t],i.destroy()}))),i}
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
@@ -33,5 +33,5 @@ INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 PERFORMANCE OF THIS SOFTWARE.
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h=A.length?parseInt(Zd.apply(void 0,A),10):0;return i*(r+a*Math.pow(10,-n))*Math.pow(10,l*h)},rf={type:2},of={type:3},nf={type:4},af={type:13},lf={type:8},Af={type:21},hf={type:9},cf={type:10},uf={type:11},df={type:12},pf={type:14},ff={type:23},gf={type:1},mf={type:25},_f={type:24},vf={type:26},bf={type:27},yf={type:28},xf={type:29},Bf={type:31},wf={type:32},Pf=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(Yd(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==wf;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),s=this.peekCodePoint(2);if(Zp(t)||$p(i,s)){var r=ef(t,i,s)?2:1;return{type:5,value:this.consumeName(),flags:r}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),af;break;case 39:return this.consumeStringToken(39);case 40:return rf;case 41:return of;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),pf;break;case 43:if(tf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return nf;case 45:var o=e,n=this.peekCodePoint(0),a=this.peekCodePoint(1);if(tf(o,n,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(ef(o,n,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===n&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),_f;break;case 46:if(tf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return vf;case 59:return bf;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),mf;break;case 64:var A=this.peekCodePoint(0),h=this.peekCodePoint(1),c=this.peekCodePoint(2);if(ef(A,h,c))return{type:7,value:this.consumeName()};break;case 91:return yf;case 92:if($p(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return xf;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),lf;break;case 123:return uf;case 125:return df;case 117:case 85:var u=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==u||!Xp(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),hf;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),Af;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),cf;break;case-1:return wf}return Jp(e)?(this.consumeWhiteSpace(),Bf):Kp(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):Yp(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:Zd(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();Xp(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(Zd.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(Zd.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(Zd.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&Xp(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];Xp(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(Zd.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),ff)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:Zd.apply(void 0,e)};if(Jp(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:Zd.apply(void 0,e)}):(this.consumeBadUrlRemnants(),ff);if(34===s||39===s||40===s||qp(s))return this.consumeBadUrlRemnants(),ff;if(92===s){if(!$p(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),ff;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;Jp(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;$p(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=Zd.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),gf;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):$p(s,r)&&(t+=this.consumeStringSlice(i),t+=Zd(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());Kp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&Kp(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Kp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&Kp(r)||Kp(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Kp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[sf(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),o=this.peekCodePoint(2);return ef(s,r,o)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(Xp(e)){for(var t=Zd(e);Xp(this.peekCodePoint(0))&&t.length<6;)t+=Zd(this.consumeCodePoint());Jp(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(Zp(t))e+=Zd(t);else{if(!$p(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=Zd(this.consumeEscapedCodePoint())}}},e}(),Cf=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Pf;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Lf(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?wf:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Mf=function(e){return 15===e.type},Ef=function(e){return 17===e.type},Ff=function(e){return 20===e.type},If=function(e){return 0===e.type},Df=function(e,t){return Ff(e)&&e.value===t},Sf=function(e){return 31!==e.type},Tf=function(e){return 31!==e.type&&4!==e.type},Rf=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Lf=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Uf=function(e){return 17===e.type||15===e.type},kf=function(e){return 16===e.type||Uf(e)},Of=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Nf={type:17,number:0,flags:4},Qf={type:16,number:50,flags:4},Vf={type:16,number:100,flags:4},Hf=function(e,t,i){var s=e[0],r=e[1];return[jf(s,t),jf(void 0!==r?r:s,i)]},jf=function(e,t){if(16===e.type)return e.number/100*t;if(Mf(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},Gf=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return 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Zv(i.left+w/2,i.top+y/2),this.topRightBorderStroke=r>0||o>0?ib(i.left+m,i.top+y/2,a-x/2,l-y/2,Mv.TOP_RIGHT):new Zv(i.left+i.width-x/2,i.top+y/2),this.bottomRightBorderStroke=h>0||c>0?ib(i.left+v,i.top+_,h-x/2,c-B/2,Mv.BOTTOM_RIGHT):new Zv(i.left+i.width-x/2,i.top+i.height-B/2),this.bottomLeftBorderStroke=d>0||p>0?ib(i.left+w/2,i.top+b,d-w/2,p-B/2,Mv.BOTTOM_LEFT):new Zv(i.left+w/2,i.top+i.height-B/2),this.topLeftBorderBox=r>0||o>0?ib(i.left,i.top,r,o,Mv.TOP_LEFT):new Zv(i.left,i.top),this.topRightBorderBox=a>0||l>0?ib(i.left+m,i.top,a,l,Mv.TOP_RIGHT):new Zv(i.left+i.width,i.top),this.bottomRightBorderBox=h>0||c>0?ib(i.left+v,i.top+_,h,c,Mv.BOTTOM_RIGHT):new Zv(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?ib(i.left,i.top+b,d,p,Mv.BOTTOM_LEFT):new Zv(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||o>0?ib(i.left+w,i.top+y,Math.max(0,r-w),Math.max(0,o-y),Mv.TOP_LEFT):new Zv(i.left+w,i.top+y),this.topRightPaddingBox=a>0||l>0?ib(i.left+Math.min(m,i.width-x),i.top+y,m>i.width+x?0:Math.max(0,a-x),Math.max(0,l-y),Mv.TOP_RIGHT):new Zv(i.left+i.width-x,i.top+y),this.bottomRightPaddingBox=h>0||c>0?ib(i.left+Math.min(v,i.width-w),i.top+Math.min(_,i.height-B),Math.max(0,h-x),Math.max(0,c-B),Mv.BOTTOM_RIGHT):new Zv(i.left+i.width-x,i.top+i.height-B),this.bottomLeftPaddingBox=d>0||p>0?ib(i.left+w,i.top+Math.min(b,i.height-B),Math.max(0,d-w),Math.max(0,p-B),Mv.BOTTOM_LEFT):new Zv(i.left+w,i.top+i.height-B),this.topLeftContentBox=r>0||o>0?ib(i.left+w+E,i.top+y+P,Math.max(0,r-(w+E)),Math.max(0,o-(y+P)),Mv.TOP_LEFT):new Zv(i.left+w+E,i.top+y+P),this.topRightContentBox=a>0||l>0?ib(i.left+Math.min(m,i.width+w+E),i.top+y+P,m>i.width+w+E?0:a-w+E,l-(y+P),Mv.TOP_RIGHT):new Zv(i.left+i.width-(x+C),i.top+y+P),this.bottomRightContentBox=h>0||c>0?ib(i.left+Math.min(v,i.width-(w+E)),i.top+Math.min(_,i.height+y+P),Math.max(0,h-(x+C)),c-(B+M),Mv.BOTTOM_RIGHT):new Zv(i.left+i.width-(x+C),i.top+i.height-(B+M)),this.bottomLeftContentBox=d>0||p>0?ib(i.left+w+E,i.top+b,Math.max(0,d-(w+E)),p-(B+M),Mv.BOTTOM_LEFT):new Zv(i.left+w+E,i.top+i.height-(B+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(Mv||(Mv={}));var ib=function(e,t,i,s,r){var o=(Math.sqrt(2)-1)/3*4,n=i*o,a=s*o,l=e+i,A=t+s;switch(r){case Mv.TOP_LEFT:return new $v(new Zv(e,A),new Zv(e,A-a),new Zv(l-n,t),new Zv(l,t));case Mv.TOP_RIGHT:return new $v(new Zv(e,t),new Zv(e+n,t),new Zv(l,A-a),new Zv(l,A));case Mv.BOTTOM_RIGHT:return new $v(new Zv(l,t),new Zv(l,t+a),new Zv(e+n,A),new Zv(e,A));case Mv.BOTTOM_LEFT:default:return new $v(new Zv(l,A),new Zv(l-n,A),new Zv(e,t+a),new Zv(e,t))}},sb=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},rb=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},ob=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},nb=function(e,t){this.path=e,this.target=t,this.type=1},ab=function(e){this.opacity=e,this.type=2,this.target=6},lb=function(e){return 1===e.type},Ab=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},hb=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},cb=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new tb(this.container),this.container.styles.opacity<1&&this.effects.push(new ab(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new ob(i,s,r))}if(0!==this.container.styles.overflowX){var o=sb(this.curves),n=rb(this.curves);Ab(o,n)?this.effects.push(new nb(o,6)):(this.effects.push(new nb(o,2)),this.effects.push(new nb(n,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!lb(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var o=sb(i.curves),n=rb(i.curves);Ab(o,n)||s.unshift(new nb(n,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return km(t.target,e)}))},e}(),ub=function(e,t,i,s){e.container.elements.forEach((function(r){var o=km(r.flags,4),n=km(r.flags,2),a=new cb(r,e);km(r.styles.display,2048)&&s.push(a);var l=km(r.flags,8)?[]:s;if(o||n){var A=o||r.styles.isPositioned()?i:t,h=new hb(a);if(r.styles.isPositioned()||r.styles.opacity<1||r.styles.isTransformed()){var c=r.styles.zIndex.order;if(c<0){var u=0;A.negativeZIndex.some((function(e,t){return c>e.element.container.styles.zIndex.order?(u=t,!1):u>0})),A.negativeZIndex.splice(u,0,h)}else if(c>0){var d=0;A.positiveZIndex.some((function(e,t){return c>=e.element.container.styles.zIndex.order?(d=t+1,!1):d>0})),A.positiveZIndex.splice(d,0,h)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(h)}else r.styles.isFloating()?A.nonPositionedFloats.push(h):A.nonPositionedInlineLevel.push(h);ub(a,h,o?h:i,l)}else r.styles.isInlineLevel()?t.inlineLevel.push(a):t.nonInlineLevel.push(a),ub(a,t,i,l);km(r.flags,8)&&db(r,l)}))},db=function(e,t){for(var i=e instanceof k_?e.start:1,s=e instanceof k_&&e.reversed,r=0;r<t.length;r++){var o=t[r];o.container instanceof U_&&"number"==typeof o.container.value&&0!==o.container.value&&(i=o.container.value),o.listValue=Pv(i,o.container.styles.listStyleType,!0),i+=s?-1:1}},pb=function(e,t){switch(t){case 0:return gb(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return gb(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return gb(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return gb(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},fb=function(e,t){var i=[];return eb(e)?i.push(e.subdivide(.5,!1)):i.push(e),eb(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},gb=function(e,t,i,s){var r=[];return eb(e)?r.push(e.subdivide(.5,!1)):r.push(e),eb(i)?r.push(i.subdivide(.5,!0)):r.push(i),eb(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),eb(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},mb=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},_b=function(e){var t=e.styles,i=e.bounds,s=jf(t.paddingLeft,i.width),r=jf(t.paddingRight,i.width),o=jf(t.paddingTop,i.width),n=jf(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,o+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+o+n))},vb=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?_b(t):mb(t)}(Bb(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?_b(t):mb(t)}(Bb(e.styles.backgroundClip,t),e),o=xb(Bb(e.styles.backgroundSize,t),i,s),n=o[0],a=o[1],l=Hf(Bb(e.styles.backgroundPosition,t),s.width-n,s.height-a);return[wb(Bb(e.styles.backgroundRepeat,t),l,o,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),n,a]},bb=function(e){return Ff(e)&&e.value===fg.AUTO},yb=function(e){return"number"==typeof e},xb=function(e,t,i){var s=t[0],r=t[1],o=t[2],n=e[0],a=e[1];if(!n)return[0,0];if(kf(n)&&a&&kf(a))return[jf(n,i.width),jf(a,i.height)];var l=yb(o);if(Ff(n)&&(n.value===fg.CONTAIN||n.value===fg.COVER))return yb(o)?i.width/i.height<o!=(n.value===fg.COVER)?[i.width,i.width/o]:[i.height*o,i.height]:[i.width,i.height];var A=yb(s),h=yb(r),c=A||h;if(bb(n)&&(!a||bb(a)))return A&&h?[s,r]:l||c?c&&l?[A?s:r*o,h?r:s/o]:[A?s:i.width,h?r:i.height]:[i.width,i.height];if(l){var u=0,d=0;return kf(n)?u=jf(n,i.width):kf(a)&&(d=jf(a,i.height)),bb(n)?u=d*o:a&&!bb(a)||(d=u/o),[u,d]}var p=null,f=null;if(kf(n)?p=jf(n,i.width):a&&kf(a)&&(f=jf(a,i.height)),null===p||a&&!bb(a)||(f=A&&h?p/s*r:i.height),null!==f&&bb(n)&&(p=A&&h?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},Bb=function(e,t){var i=e[t];return void 0===i?e[0]:i},wb=function(e,t,i,s,r){var o=t[0],n=t[1],a=i[0],l=i[1];switch(e){case 2:return[new Zv(Math.round(s.left),Math.round(s.top+n)),new Zv(Math.round(s.left+s.width),Math.round(s.top+n)),new Zv(Math.round(s.left+s.width),Math.round(l+s.top+n)),new Zv(Math.round(s.left),Math.round(l+s.top+n))];case 3:return[new Zv(Math.round(s.left+o),Math.round(s.top)),new Zv(Math.round(s.left+o+a),Math.round(s.top)),new Zv(Math.round(s.left+o+a),Math.round(s.height+s.top)),new Zv(Math.round(s.left+o),Math.round(s.height+s.top))];case 1:return[new Zv(Math.round(s.left+o),Math.round(s.top+n)),new Zv(Math.round(s.left+o+a),Math.round(s.top+n)),new Zv(Math.round(s.left+o+a),Math.round(s.top+n+l)),new Zv(Math.round(s.left+o),Math.round(s.top+n+l))];default:return[new Zv(Math.round(r.left),Math.round(r.top)),new Zv(Math.round(r.left+r.width),Math.round(r.top)),new Zv(Math.round(r.left+r.width),Math.round(r.height+r.top)),new Zv(Math.round(r.left),Math.round(r.height+r.top))]}},Pb=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),o=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",o.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var n=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return o.removeChild(i),{baseline:n,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),Cb=function(e,t){this.context=e,this.options=t},Mb=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new Pb(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return jd(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),lb(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return zd(this,void 0,void 0,(function(){return Wd(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return zd(this,void 0,void 0,(function(){return Wd(this,(function(t){switch(t.label){case 0:return km(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):P_(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=Sb(e.fontFamily).join(", "),s=Mf(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return zd(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h=this;return Wd(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],o=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",n=this.fontMetrics.getMetrics(r,o),a=n.baseline,l=n.middle,A=t.paintOrder,e.textBounds.forEach((function(e){A.forEach((function(i){switch(i){case 0:h.ctx.fillStyle=Yf(t.color),h.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){h.ctx.shadowColor=Yf(i.color),h.ctx.shadowOffsetX=i.offsetX.number*h.options.scale,h.ctx.shadowOffsetY=i.offsetY.number*h.options.scale,h.ctx.shadowBlur=i.blur.number,h.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),h.ctx.shadowColor="",h.ctx.shadowOffsetX=0,h.ctx.shadowOffsetY=0,h.ctx.shadowBlur=0),t.textDecorationLine.length&&(h.ctx.fillStyle=Yf(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:h.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(h.ctx.strokeStyle=Yf(t.webkitTextStrokeColor),h.ctx.lineWidth=t.webkitTextStrokeWidth,h.ctx.lineJoin=window.chrome?"miter":"round",h.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),h.ctx.strokeStyle="",h.ctx.lineWidth=0,h.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=_b(e),r=rb(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return zd(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v;return Wd(this,(function(b){switch(b.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,o=0,n=i.textNodes,b.label=1;case 1:return o<n.length?(a=n[o],[4,this.renderTextNode(a,r)]):[3,4];case 2:b.sent(),b.label=3;case 3:return o++,[3,1];case 4:if(!(i instanceof T_))return[3,8];b.label=5;case 5:return b.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,8];case 7:return b.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof R_&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof L_))return[3,12];b.label=9;case 9:return b.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,12];case 11:return b.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof G_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=b.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),b.label=14;case 14:if(i instanceof V_&&(A=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new Zv(i.bounds.left+.39363*A,i.bounds.top+.79*A),new Zv(i.bounds.left+.16*A,i.bounds.top+.5549*A),new Zv(i.bounds.left+.27347*A,i.bounds.top+.44071*A),new Zv(i.bounds.left+.39694*A,i.bounds.top+.5649*A),new Zv(i.bounds.left+.72983*A,i.bounds.top+.23*A),new Zv(i.bounds.left+.84*A,i.bounds.top+.34085*A),new Zv(i.bounds.left+.39363*A,i.bounds.top+.79*A)]),this.ctx.fillStyle=Yf(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+A/2,i.bounds.top+A/2,A/4,0,2*Math.PI,!0),this.ctx.fillStyle=Yf(707406591),this.ctx.fill(),this.ctx.restore())),Eb(i)&&i.value.length){switch(h=this.createFontStyle(r),_=h[0],c=h[1],u=this.fontMetrics.getMetrics(_,c).baseline,this.ctx.font=_,this.ctx.fillStyle=Yf(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Ib(i.styles.textAlign),v=_b(i),d=0,i.styles.textAlign){case 1:d+=v.width/2;break;case 2:d+=v.width}p=v.add(d,0,0,-v.height/2+1),this.ctx.save(),this.path([new Zv(v.left,v.top),new Zv(v.left+v.width,v.top),new Zv(v.left+v.width,v.top+v.height),new Zv(v.left,v.top+v.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new x_(i.value,p),r.letterSpacing,u),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!km(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];g=void 0,m=f.url,b.label=15;case 15:return b.trys.push([15,17,,18]),[4,this.context.cache.match(m)];case 16:return g=b.sent(),this.ctx.drawImage(g,i.bounds.left-(g.width+10),i.bounds.top),[3,18];case 17:return b.sent(),this.context.logger.error("Error loading list-style-image "+m),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(_=this.createFontStyle(r)[0],this.ctx.font=_,this.ctx.fillStyle=Yf(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",v=new Xd(i.bounds.left,i.bounds.top+jf(i.styles.paddingTop,i.bounds.width),i.bounds.width,em(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new x_(e.listValue,v),r.letterSpacing,em(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),b.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return zd(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A,h,c,u,d,p,f;return Wd(this,(function(g){switch(g.label){case 0:return km(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:g.sent(),t=0,i=e.negativeZIndex,g.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:g.sent(),g.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:g.sent(),s=0,r=e.nonInlineLevel,g.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:g.sent(),g.label=9;case 9:return s++,[3,7];case 10:o=0,n=e.nonPositionedFloats,g.label=11;case 11:return o<n.length?(f=n[o],[4,this.renderStack(f)]):[3,14];case 12:g.sent(),g.label=13;case 13:return o++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,g.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:g.sent(),g.label=17;case 17:return a++,[3,15];case 18:A=0,h=e.inlineLevel,g.label=19;case 19:return A<h.length?(f=h[A],[4,this.renderNode(f)]):[3,22];case 20:g.sent(),g.label=21;case 21:return A++,[3,19];case 22:c=0,u=e.zeroOrAutoZIndexOrTransformedOrOpacity,g.label=23;case 23:return c<u.length?(f=u[c],[4,this.renderStack(f)]):[3,26];case 24:g.sent(),g.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,g.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:g.sent(),g.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=eb(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),eb(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return zd(this,void 0,void 0,(function(){var t,i,s,r,o,n;return Wd(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w,P,C,M,E,F,I,D,S,T,R;return Wd(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];r=void 0,o=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,s.context.cache.match(o)];case 2:return r=L.sent(),[3,4];case 3:return L.sent(),s.context.logger.error("Error loading background-image "+o),[3,4];case 4:return r&&(n=vb(e,t,[r.width,r.height,r.width/r.height]),v=n[0],P=n[1],C=n[2],x=n[3],B=n[4],m=s.ctx.createPattern(s.resizeImage(r,x,B),"repeat"),s.renderRepeat(v,m,P,C)),[3,6];case 5:1===i.type?(a=vb(e,t,[null,null,null]),v=a[0],P=a[1],C=a[2],x=a[3],B=a[4],l=Ag(i.angle,x,B),A=l[0],h=l[1],c=l[2],u=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=B,f=p.getContext("2d"),g=f.createLinearGradient(h,u,c,d),lg(i.stops,A).forEach((function(e){return g.addColorStop(e.stop,Yf(e.color))})),f.fillStyle=g,f.fillRect(0,0,x,B),x>0&&B>0&&(m=s.ctx.createPattern(p,"repeat"),s.renderRepeat(v,m,P,C))):function(e){return 2===e.type}(i)&&(_=vb(e,t,[null,null,null]),v=_[0],b=_[1],y=_[2],x=_[3],B=_[4],w=0===i.position.length?[Qf]:i.position,P=jf(w[0],x),C=jf(w[w.length-1],B),M=function(e,t,i,s,r){var o=0,n=0;switch(e.size){case 0:0===e.shape?o=n=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.min(Math.abs(t),Math.abs(t-s)),n=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)o=n=Math.min(hg(t,i),hg(t,i-r),hg(t-s,i),hg(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=cg(s,r,t,i,!0),A=l[0],h=l[1];n=a*(o=hg(A-t,(h-i)/a))}break;case 1:0===e.shape?o=n=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.max(Math.abs(t),Math.abs(t-s)),n=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)o=n=Math.max(hg(t,i),hg(t,i-r),hg(t-s,i),hg(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=cg(s,r,t,i,!1);A=c[0],h=c[1],n=a*(o=hg(A-t,(h-i)/a))}}return Array.isArray(e.size)&&(o=jf(e.size[0],s),n=2===e.size.length?jf(e.size[1],r):o),[o,n]}(i,P,C,x,B),E=M[0],F=M[1],E>0&&F>0&&(I=s.ctx.createRadialGradient(b+P,y+C,0,b+P,y+C,E),lg(i.stops,2*E).forEach((function(e){return I.addColorStop(e.stop,Yf(e.color))})),s.path(v),s.ctx.fillStyle=I,E!==F?(D=e.bounds.left+.5*e.bounds.width,S=e.bounds.top+.5*e.bounds.height,R=1/(T=F/E),s.ctx.save(),s.ctx.translate(D,S),s.ctx.transform(1,0,0,T,0,0),s.ctx.translate(-D,-S),s.ctx.fillRect(b,R*(y-S)+S,x,B*R),s.ctx.restore()):s.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},s=this,r=0,o=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<o.length?(n=o[r],[5,i(n)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return zd(this,void 0,void 0,(function(){return Wd(this,(function(s){return this.path(pb(i,t)),this.ctx.fillStyle=Yf(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return zd(this,void 0,void 0,(function(){var r,o;return Wd(this,(function(n){switch(n.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return n.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return gb(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return gb(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return gb(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return gb(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=Yf(e),this.ctx.fill(),o=function(e,t){switch(t){case 0:return gb(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return gb(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return gb(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return gb(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(o),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return zd(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A=this;return Wd(this,(function(h){switch(h.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!Jf(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=Fb(Bb(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),Jf(t.backgroundColor)||(this.ctx.fillStyle=Yf(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:h.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){A.ctx.save();var i,s,r,o,n,a=sb(e.curves),l=t.inset?0:1e4,h=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,o=t.spread.number*(t.inset?-2:2),n=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+o,r);case 2:return e.add(s+o,r+n);case 3:return e.add(s,r+n)}return e})));t.inset?(A.path(a),A.ctx.clip(),A.mask(h)):(A.mask(a),A.ctx.clip(),A.path(h)),A.ctx.shadowOffsetX=t.offsetX.number+l,A.ctx.shadowOffsetY=t.offsetY.number,A.ctx.shadowColor=Yf(t.color),A.ctx.shadowBlur=t.blur.number,A.ctx.fillStyle=t.inset?Yf(t.color):"rgba(0,0,0,1)",A.ctx.fill(),A.ctx.restore()})),h.label=2;case 2:o=0,n=0,a=s,h.label=3;case 3:return n<a.length?0!==(l=a[n]).style&&!Jf(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,2)]:[3,11]:[3,13];case 4:return h.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,3)];case 6:return h.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,o,e.curves)];case 8:return h.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,o,e.curves)];case 10:h.sent(),h.label=11;case 11:o++,h.label=12;case 12:return n++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return zd(this,void 0,void 0,(function(){var o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b;return Wd(this,(function(y){return this.ctx.save(),o=function(e,t){switch(t){case 0:return fb(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return fb(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return fb(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return fb(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),n=pb(s,i),2===r&&(this.path(n),this.ctx.clip()),eb(n[0])?(a=n[0].start.x,l=n[0].start.y):(a=n[0].x,l=n[0].y),eb(n[1])?(A=n[1].end.x,h=n[1].end.y):(A=n[1].x,h=n[1].y),c=0===i||2===i?Math.abs(a-A):Math.abs(l-h),this.ctx.beginPath(),3===r?this.formatPath(o):this.formatPath(n.slice(0,2)),u=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(u=t,d=t),p=!0,c<=2*u?p=!1:c<=2*u+d?(u*=f=c/(2*u+d),d*=f):(g=Math.floor((c+d)/(u+d)),m=(c-g*u)/(g-1),d=(_=(c-(g+1)*u)/g)<=0||Math.abs(d-m)<Math.abs(d-_)?m:_),p&&(3===r?this.ctx.setLineDash([0,u+d]):this.ctx.setLineDash([u,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=Yf(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(eb(n[0])&&(v=n[3],b=n[0],this.ctx.beginPath(),this.formatPath([new Zv(v.end.x,v.end.y),new Zv(b.start.x,b.start.y)]),this.ctx.stroke()),eb(n[1])&&(v=n[1],b=n[2],this.ctx.beginPath(),this.formatPath([new Zv(v.end.x,v.end.y),new Zv(b.start.x,b.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return zd(this,void 0,void 0,(function(){var t;return Wd(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=Yf(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),s=new cb(e,null),r=new hb(s),ub(s,r,r,o=[]),db(s.container,o),t=r,[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}var s,r,o}))}))},t}(Cb),Eb=function(e){return e instanceof j_||(e instanceof H_||e instanceof V_&&"radio"!==e.type&&"checkbox"!==e.type)},Fb=function(e,t){switch(e){case 0:return sb(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return rb(t)}},Ib=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Db=["-apple-system","system-ui"],Sb=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Db.indexOf(e)})):e},Tb=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return jd(t,e),t.prototype.render=function(e){return zd(this,void 0,void 0,(function(){var t,i;return Wd(this,(function(s){switch(s.label){case 0:return 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image");return{width:o,height:r,data:h,compressed:n,hasAlpha:s,format:a}}function SB(e,t){let i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=TB()),"object"==typeof i&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),MB[i]}function TB(){const e=gB();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}const RB={...{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}},parse:async function(e,t){if("auto"===t.basis.containerFormat){if(function(e){const t=new Uint8Array(e);return!(t.byteLength<CB.length||t[0]!==CB[0]||t[1]!==CB[1]||t[2]!==CB[2]||t[3]!==CB[3]||t[4]!==CB[4]||t[5]!==CB[5]||t[6]!==CB[6]||t[7]!==CB[7]||t[8]!==CB[8]||t[9]!==CB[9]||t[10]!==CB[10]||t[11]!==CB[11])}(e)){return IB((await nB(t)).KTX2File,e,t)}const{BasisFile:i}=await oB(t);return EB(i,e,t)}if("encoder"===t.basis.module){const i=await nB(t);return"ktx2"===t.basis.containerFormat?IB(i.KTX2File,e,t):EB(i.BasisFile,e,t)}{const{BasisFile:i}=await oB(t);return EB(i,e,t)}}},{_parseImageNode:LB}=globalThis,UB="undefined"!=typeof Image,kB="undefined"!=typeof ImageBitmap,OB=Boolean(LB),NB=!!Hb||OB;function QB(e){const t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"==typeof e&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}const VB=/^data:image\/svg\+xml/,HB=/\.svg((\?|#).*)?$/;function jB(e){return e&&(VB.test(e)||HB.test(e))}function GB(e,t){if(jB(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}async function zB(e,t,i){const s=function(e,t){if(jB(t)){let t=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(t=unescape(encodeURIComponent(t)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(t))}return GB(e,t)}(e,i),r=self.URL||self.webkitURL,o="string"!=typeof s&&r.createObjectURL(s);try{return await async function(e,t){const i=new Image;if(i.src=e,t.image&&t.image.decode&&i.decode)return await i.decode(),i;return await new Promise(((t,s)=>{try{i.onload=()=>t(i),i.onerror=t=>s(new Error("Could not load image ".concat(e,": ").concat(t)))}catch(e){s(e)}}))}(o||s,t)}finally{o&&r.revokeObjectURL(o)}}const WB={};let KB=!0;async function XB(e,t,i){let s;if(jB(i)){s=await zB(e,t,i)}else s=GB(e,i);const r=t&&t.imagebitmap;return await async function(e,t=null){!function(e){for(const t in e||WB)return!1;return!0}(t)&&KB||(t=null);if(t)try{return await createImageBitmap(e,t)}catch(e){console.warn(e),KB=!1}return await createImageBitmap(e)}(s,r)}function JB(e){const t=YB(e);return function(e){const t=YB(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){const t=YB(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;const{tableMarkers:i,sofMarkers:s}=function(){const e=new Set([65499,65476,65484,65501,65534]);for(let t=65504;t<65520;++t)e.add(t);const t=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:t}}();let r=2;for(;r+9<t.byteLength;){const e=t.getUint16(r,false);if(s.has(e))return{mimeType:"image/jpeg",height:t.getUint16(r+5,false),width:t.getUint16(r+7,false)};if(!i.has(e))return null;r+=2,r+=t.getUint16(r,false)}return null}(t)||function(e){const t=YB(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){const t=YB(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function YB(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}const ZB={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:async function(e,t,i){const s=((t=t||{}).image||{}).type||"auto",{url:r}=i||{};let o;switch(function(e){switch(e){case"auto":case"data":return function(){if(kB)return"imagebitmap";if(UB)return"image";if(NB)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return kB||UB||NB;case"imagebitmap":return kB;case"image":return UB;case"data":return NB;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}(s)){case"imagebitmap":o=await XB(e,t,r);break;case"image":o=await zB(e,t,r);break;case"data":o=await async function(e,t){const{mimeType:i}=JB(e)||{},s=globalThis._parseImageNode;return Vb(s),await s(e,i)}(e);break;default:Vb(!1)}return"data"===s&&(o=function(e){switch(QB(e)){case"data":return e;case"image":case"imagebitmap":const t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}(o)),o},tests:[e=>Boolean(JB(new DataView(e)))],options:{image:{type:"auto",decode:!0}}},qB=["image/png","image/jpeg","image/gif"],$B={};function ew(e){return void 0===$B[e]&&($B[e]=function(e){switch(e){case"image/webp":return function(){if(!Hb)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch{return!1}}();case"image/svg":return Hb;default:if(!Hb){const{_parseImageNode:t}=globalThis;return Boolean(t)&&qB.includes(e)}return!0}}(e)),$B[e]}function tw(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function iw(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;const i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}const sw=["SCALAR","VEC2","VEC3","VEC4"],rw=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],ow=new Map(rw),nw={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},aw={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},lw={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function Aw(e){return sw[e-1]||sw[0]}function hw(e){const t=ow.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function cw(e,t){const i=lw[e.componentType],s=nw[e.type],r=aw[e.componentType],o=e.count*s,n=e.count*s*r;return tw(n>=0&&n<=t.byteLength),{ArrayType:i,length:o,byteLength:n}}const uw={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]};class dw{constructor(e){Zb(this,"gltf",void 0),Zb(this,"sourceBuffers",void 0),Zb(this,"byteLength",void 0),this.gltf=e||{json:{...uw},buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}get json(){return this.gltf.json}getApplicationData(e){return this.json[e]}getExtraData(e){return(this.json.extras||{})[e]}getExtension(e){const t=this.getUsedExtensions().find((t=>t===e)),i=this.json.extensions||{};return t?i[e]||!0:null}getRequiredExtension(e){const t=this.getRequiredExtensions().find((t=>t===e));return t?this.getExtension(e):null}getRequiredExtensions(){return this.json.extensionsRequired||[]}getUsedExtensions(){return this.json.extensionsUsed||[]}getObjectExtension(e,t){return(e.extensions||{})[t]}getScene(e){return this.getObject("scenes",e)}getNode(e){return this.getObject("nodes",e)}getSkin(e){return this.getObject("skins",e)}getMesh(e){return this.getObject("meshes",e)}getMaterial(e){return this.getObject("materials",e)}getAccessor(e){return this.getObject("accessors",e)}getTexture(e){return this.getObject("textures",e)}getSampler(e){return this.getObject("samplers",e)}getImage(e){return this.getObject("images",e)}getBufferView(e){return this.getObject("bufferViews",e)}getBuffer(e){return this.getObject("buffers",e)}getObject(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}getTypedArrayForBufferView(e){const t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];tw(i);const s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}getTypedArrayForAccessor(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,{ArrayType:s,length:r}=cw(e,t);return new s(i,t.byteOffset+e.byteOffset,r)}getTypedArrayForImageData(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}addApplicationData(e,t){return this.json[e]=t,this}addExtraData(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}addObjectExtension(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}setObjectExtension(e,t,i){(e.extensions||{})[t]=i}removeObjectExtension(e,t){const i=e.extensions||{},s=i[t];return delete i[t],s}addExtension(e,t={}){return tw(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}addRequiredExtension(e,t={}){return tw(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}registerUsedExtension(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((t=>t===e))||this.json.extensionsUsed.push(e)}registerRequiredExtension(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((t=>t===e))||this.json.extensionsRequired.push(e)}removeExtension(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}setDefaultScene(e){this.json.scene=e}addScene(e){const{nodeIndices:t}=e;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}addNode(e){const{meshIndex:t,matrix:i}=e;this.json.nodes=this.json.nodes||[];const s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}addMesh(e){const{attributes:t,indices:i,material:s,mode:r=4}=e,o={primitives:[{attributes:this._addAttributes(t),mode:r}]};if(i){const e=this._addIndices(i);o.primitives[0].indices=e}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}addPointCloud(e){const t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}addImage(e,t){const i=JB(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}addBufferView(e){const t=e.byteLength;tw(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);const i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=by(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}addAccessor(e,t){const i={bufferView:e,type:Aw(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}addBinaryBuffer(e,t={size:3}){const i=this.addBufferView(e);let s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));const r={size:t.size,componentType:hw(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}addTexture(e){const{imageIndex:t}=e,i={source:t};return this.json.textures=this.json.textures||[],this.json.textures.push(i),this.json.textures.length-1}addMaterial(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}createBinaryChunk(){var e,t;this.gltf.buffers=[];const i=this.byteLength,s=new ArrayBuffer(i),r=new Uint8Array(s);let o=0;for(const e of this.sourceBuffers||[])o=yy(e,r,o);null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=i:this.json.buffers=[{byteLength:i}],this.gltf.binary=s,this.sourceBuffers=[s]}_removeStringFromArray(e,t){let i=!0;for(;i;){const s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}_addAttributes(e={}){const t={};for(const i in e){const s=e[i],r=this._getGltfAttributeName(i),o=this.addBinaryBuffer(s.value,s);t[r]=o}return t}_addIndices(e){return this.addBinaryBuffer(e,{size:1})}_getGltfAttributeName(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}_getAccessorMinMax(e,t){const i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];const s=e.subarray(0,t);for(const e of s)i.min.push(e),i.max.push(e);for(let s=t;s<e.length;s+=t)for(let r=0;r<t;r++)i.min[0+r]=Math.min(i.min[0+r],e[s+r]),i.max[0+r]=Math.max(i.max[0+r],e[s+r]);return i}}const pw="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",fw="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this.draco.POINT_CLOUD:e=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!e.ok()||!r.ptr){const t="DRACO decompression failed: ".concat(e.error_msg());throw new Error(t)}const o=this._getDracoLoaderData(r,s,t),n=this._getMeshData(r,o,t),a=function(e){let t=1/0,i=1/0,s=1/0,r=-1/0,o=-1/0,n=-1/0;const a=e.POSITION?e.POSITION.value:[],l=a&&a.length;for(let e=0;e<l;e+=3){const l=a[e],A=a[e+1],h=a[e+2];t=l<t?l:t,i=A<i?A:i,s=h<s?h:s,r=l>r?l:r,o=A>o?A:o,n=h>n?h:n}return[[t,i,s],[r,o,n]]}(n.attributes),l=function(e,t,i){const s=Yw(t.metadata),r=[],o=function(e){const t={};for(const i in e){const s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(const t in e){const i=Jw(t,e[t],o[t]);r.push(i)}if(i){const e=Jw("indices",i);r.push(e)}return new Mw(r,s)}(n.attributes,o,n.indices);return{loader:"draco",loaderData:o,header:{vertexCount:r.num_points(),boundingBox:a},...n,schema:l}}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}_getDracoLoaderData(e,t,i){const s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}_getDracoAttributes(e,t){const i={};for(let s=0;s<e.num_attributes();s++){const r=this.decoder.GetAttribute(e,s),o=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:o};const n=this._getQuantizationTransform(r,t);n&&(i[r.unique_id()].quantization_transform=n);const a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}_getMeshData(e,t,i){const s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}_getMeshAttributes(e,t,i){const s={};for(const r of Object.values(e.attributes)){const e=this._deduceAttributeName(r,i);r.name=e;const{value:o,size:n}=this._getAttributeValues(t,r);s[e]={value:o,size:n,byteOffset:r.byte_offset,byteStride:r.byte_stride,normalized:r.normalized}}return s}_getTriangleListIndices(e){const t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}_getTriangleStripIndices(e){const t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}_getAttributeValues(e,t){const i=qw[t.data_type],s=t.num_components,r=e.num_points()*s,o=r*i.BYTES_PER_ELEMENT,n=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,i);let a;const l=this.draco._malloc(o);try{const s=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,s,n,o,l),a=new i(this.draco.HEAPF32.buffer,l,r).slice()}finally{this.draco._free(l)}return{value:a,size:s}}_deduceAttributeName(e,t){const i=e.unique_id;for(const[e,s]of Object.entries(t.extraAttributes||{}))if(s===i)return e;const s=e.attribute_type;for(const e in Zw){if(this.draco[e]===s)return Zw[e]}const r=t.attributeNameEntry||"name";return e.metadata[r]?e.metadata[r].string:"CUSTOM_ATTRIBUTE_".concat(i)}_getTopLevelMetadata(e){const t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}_getAttributeMetadata(e,t){const i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}_getDracoMetadata(e){if(!e||!e.ptr)return{};const t={},i=this.metadataQuerier.NumEntries(e);for(let s=0;s<i;s++){const i=this.metadataQuerier.GetEntryName(e,s);t[i]=this._getDracoMetadataField(e,i)}return t}_getDracoMetadataField(e,t){const i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);const s=function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}_disableAttributeTransforms(e){const{quantizedAttributes:t=[],octahedronAttributes:i=[]}=e,s=[...t,...i];for(const e of s)this.decoder.SkipAttributeTransform(this.draco[e])}_getQuantizationTransform(e,t){const{quantizedAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits(),range:t.range(),min_values:new Float32Array([1,2,3]).map((e=>t.min_value(e)))}}finally{this.draco.destroy(t)}}return null}_getOctahedronTransform(e,t){const{octahedronAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits()}}finally{this.draco.destroy(t)}}return null}}const eP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),tP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),iP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");let sP;async function rP(e){const t=e.modules||{};return sP=t.draco3d?sP||t.draco3d.createDecoderModule({}).then((e=>({draco:e}))):sP||async function(e){let t,i;if("js"===(e.draco&&e.draco.decoderType))t=await uy(eP,"draco",e);else[t,i]=await Promise.all([await uy(tP,"draco",e),await uy(iP,"draco",e)]);return t=t||globalThis.DracoDecoderModule,await function(e,t){const i={};t&&(i.wasmBinary=t);return new Promise((t=>{e({...i,onModuleLoaded:e=>t({draco:e})})}))}(t,i)}(e),await sP}const oP={...Cw,parse:async function(e,t){const{draco:i}=await rP(t),s=new $w(i);try{return s.parseSync(e,null==t?void 0:t.draco)}finally{s.destroy()}}};function nP(e){const{buffer:t,size:i,count:s}=function(e){let t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t,i=!1){if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e);return{value:t,size:i,byteOffset:0,count:s,type:Aw(i),componentType:hw(t)}}async function aP(e,t,i,s){const r=e.getObjectExtension(t,"KHR_draco_mesh_compression");if(!r)return;const o=e.getTypedArrayForBufferView(r.bufferView),n=vy(o.buffer,o.byteOffset),{parse:a}=s,l={...i};delete l["3d-tiles"];const A=await a(n,oP,l,s),h=function(e){const t={};for(const i in e){const s=e[i];if("indices"!==i){const e=nP(s);t[i]=e}}return t}(A.attributes);for(const[i,s]of Object.entries(h))if(i in t.attributes){const r=t.attributes[i],o=e.getAccessor(r);null!=o&&o.min&&null!=o&&o.max&&(s.min=o.min,s.max=o.max)}t.attributes=h,A.indices&&(t.indices=nP(A.indices)),function(e){if(!e.attributes&&Object.keys(e.attributes).length>0)throw new Error("glTF: Empty primitive detected: Draco decompression failure?")}(t)}function lP(e,t,i=4,s,r){var o;if(!s.DracoWriter)throw new Error("options.gltf.DracoWriter not provided");const n=s.DracoWriter.encodeSync({attributes:e}),a=null==r||null===(o=r.parseSync)||void 0===o?void 0:o.call(r,{attributes:e}),l=s._addFauxAttributes(a.attributes);return{primitives:[{attributes:l,mode:i,extensions:{KHR_draco_mesh_compression:{bufferView:s.addBufferView(n),attributes:l}}}]}}function*AP(e){for(const t of e.json.meshes||[])for(const e of t.primitives)yield e}var hP=Object.freeze({__proto__:null,name:"KHR_draco_mesh_compression",preprocess:function(e,t,i){const s=new dw(e);for(const e of AP(s))s.getObjectExtension(e,"KHR_draco_mesh_compression")},decode:async function(e,t,i){var s;if(null==t||null===(s=t.gltf)||void 0===s||!s.decompressMeshes)return;const r=new dw(e),o=[];for(const e of AP(r))r.getObjectExtension(e,"KHR_draco_mesh_compression")&&o.push(aP(r,e,t,i));await Promise.all(o),r.removeExtension("KHR_draco_mesh_compression")},encode:function(e,t={}){const i=new dw(e);for(const e of i.json.meshes||[])lP(e),i.addRequiredExtension("KHR_draco_mesh_compression")}});var cP=Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:async function(e){const t=new dw(e),{json:i}=t,s=t.getExtension("KHR_lights_punctual");s&&(t.json.lights=s.lights,t.removeExtension("KHR_lights_punctual"));for(const e of i.nodes||[]){const i=t.getObjectExtension(e,"KHR_lights_punctual");i&&(e.light=i.light),t.removeObjectExtension(e,"KHR_lights_punctual")}},encode:async function(e){const t=new dw(e),{json:i}=t;if(i.lights){const e=t.addExtension("KHR_lights_punctual");tw(!e.lights),e.lights=i.lights,delete i.lights}if(t.json.lights){for(const e of t.json.lights){const i=e.node;t.addObjectExtension(i,"KHR_lights_punctual",e)}delete t.json.lights}}});function uP(e,t){const i=Object.assign({},e.values);return Object.keys(e.uniforms||{}).forEach((t=>{e.uniforms[t].value&&!(t in i)&&(i[t]=e.uniforms[t].value)})),Object.keys(i).forEach((e=>{"object"==typeof i[e]&&void 0!==i[e].index&&(i[e].texture=t.getTexture(i[e].index))})),i}const dP=[Bw,ww,Pw,hP,cP,Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:async function(e){const t=new dw(e),{json:i}=t;t.removeExtension("KHR_materials_unlit");for(const e of i.materials||[]){e.extensions&&e.extensions.KHR_materials_unlit&&(e.unlit=!0),t.removeObjectExtension(e,"KHR_materials_unlit")}},encode:function(e){const t=new dw(e),{json:i}=t;if(t.materials)for(const e of i.materials||[])e.unlit&&(delete e.unlit,t.addObjectExtension(e,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:async function(e){const t=new dw(e),{json:i}=t,s=t.getExtension("KHR_techniques_webgl");if(s){const e=function(e,t){const{programs:i=[],shaders:s=[],techniques:r=[]}=e,o=new TextDecoder;return s.forEach((e=>{if(!Number.isFinite(e.bufferView))throw new Error("KHR_techniques_webgl: no shader code");e.code=o.decode(t.getTypedArrayForBufferView(e.bufferView))})),i.forEach((e=>{e.fragmentShader=s[e.fragmentShader],e.vertexShader=s[e.vertexShader]})),r.forEach((e=>{e.program=i[e.program]})),r}(s,t);for(const s of i.materials||[]){const i=t.getObjectExtension(s,"KHR_techniques_webgl");i&&(s.technique=Object.assign({},i,e[i.technique]),s.technique.values=uP(s.technique,t)),t.removeObjectExtension(s,"KHR_techniques_webgl")}t.removeExtension("KHR_techniques_webgl")}},encode:async function(e,t){}})];function pP(e,t){var i;const s=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in s&&!s[e])}const fP={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},gP={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"};class mP{constructor(){Zb(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),Zb(this,"json",void 0)}normalize(e,t){this.json=e.json;const i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to glTF v2 format. This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){const t=new dw(e),{json:i}=t;for(const e of i.images||[]){const i=t.getObjectExtension(e,"KHR_binary_glTF");i&&Object.assign(e,i),t.removeObjectExtension(e,"KHR_binary_glTF")}i.buffers&&i.buffers[0]&&delete i.buffers[0].uri,t.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}_addAsset(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}_convertTopLevelObjectsToArrays(e){for(const t in fP)this._convertTopLevelObjectToArray(e,t)}_convertTopLevelObjectToArray(e,t){const i=e[t];if(i&&!Array.isArray(i)){e[t]=[];for(const s in i){const r=i[s];r.id=r.id||s;const o=e[t].length;e[t].push(r),this.idToIndexMap[t][s]=o}}}_convertObjectIdsToArrayIndices(e){for(const t in fP)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));for(const t of e.textures)this._convertTextureIds(t);for(const t of e.meshes)this._convertMeshIds(t);for(const t of e.nodes)this._convertNodeIds(t);for(const t of e.scenes)this._convertSceneIds(t)}_convertTextureIds(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}_convertMeshIds(e){for(const t of e.primitives){const{attributes:e,indices:i,material:s}=t;for(const t in e)e[t]=this._convertIdToIndex(e[t],"accessor");i&&(t.indices=this._convertIdToIndex(i,"accessor")),s&&(t.material=this._convertIdToIndex(s,"material"))}}_convertNodeIds(e){e.children&&(e.children=e.children.map((e=>this._convertIdToIndex(e,"node")))),e.meshes&&(e.meshes=e.meshes.map((e=>this._convertIdToIndex(e,"mesh"))))}_convertSceneIds(e){e.nodes&&(e.nodes=e.nodes.map((e=>this._convertIdToIndex(e,"node"))))}_convertIdsToIndices(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);for(const i of e[t])for(const e in i){const t=i[e],s=this._convertIdToIndex(t,e);i[e]=s}}_convertIdToIndex(e,t){const i=gP[t];if(i in this.idToIndexMap){const s=this.idToIndexMap[i][e];if(!Number.isFinite(s))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return s}return e}_updateObjects(e){for(const e of this.json.buffers)delete e.type}_updateMaterial(e){for(const s of e.materials){var t,i;s.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};const r=(null===(t=s.values)||void 0===t?void 0:t.tex)||(null===(i=s.values)||void 0===i?void 0:i.texture2d_0),o=e.textures.findIndex((e=>e.id===r));-1!==o&&(s.pbrMetallicRoughness.baseColorTexture={index:o})}}}const _P={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},vP={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},bP=10240,yP=10241,xP=10242,BP=10243,wP=10497,PP={magFilter:bP,minFilter:yP,wrapS:xP,wrapT:BP},CP={[bP]:9729,[yP]:9986,[xP]:wP,[BP]:wP};class MP{constructor(){Zb(this,"baseUri",""),Zb(this,"json",{}),Zb(this,"buffers",[]),Zb(this,"images",[])}postProcess(e,t={}){const{json:i,buffers:s=[],images:r=[],baseUri:o=""}=e;return tw(i),this.baseUri=o,this.json=i,this.buffers=s,this.images=r,this._resolveTree(this.json,t),this.json}_resolveTree(e,t={}){e.bufferViews&&(e.bufferViews=e.bufferViews.map(((e,t)=>this._resolveBufferView(e,t)))),e.images&&(e.images=e.images.map(((e,t)=>this._resolveImage(e,t)))),e.samplers&&(e.samplers=e.samplers.map(((e,t)=>this._resolveSampler(e,t)))),e.textures&&(e.textures=e.textures.map(((e,t)=>this._resolveTexture(e,t)))),e.accessors&&(e.accessors=e.accessors.map(((e,t)=>this._resolveAccessor(e,t)))),e.materials&&(e.materials=e.materials.map(((e,t)=>this._resolveMaterial(e,t)))),e.meshes&&(e.meshes=e.meshes.map(((e,t)=>this._resolveMesh(e,t)))),e.nodes&&(e.nodes=e.nodes.map(((e,t)=>this._resolveNode(e,t)))),e.skins&&(e.skins=e.skins.map(((e,t)=>this._resolveSkin(e,t)))),e.scenes&&(e.scenes=e.scenes.map(((e,t)=>this._resolveScene(e,t)))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}getScene(e){return this._get("scenes",e)}getNode(e){return this._get("nodes",e)}getSkin(e){return this._get("skins",e)}getMesh(e){return this._get("meshes",e)}getMaterial(e){return this._get("materials",e)}getAccessor(e){return this._get("accessors",e)}getCamera(e){return null}getTexture(e){return this._get("textures",e)}getSampler(e){return this._get("samplers",e)}getImage(e){return this._get("images",e)}getBufferView(e){return this._get("bufferViews",e)}getBuffer(e){return this._get("buffers",e)}_get(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}_resolveScene(e,t){return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((e=>this.getNode(e))),e}_resolveNode(e,t){return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((e=>this.getNode(e)))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce(((e,t)=>{const i=this.getMesh(t);return e.id=i.id,e.primitives=e.primitives.concat(i.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}_resolveSkin(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}_resolveMesh(e,t){return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((e=>{const t=(e={...e}).attributes;e.attributes={};for(const i in t)e.attributes[i]=this.getAccessor(t[i]);return void 0!==e.indices&&(e.indices=this.getAccessor(e.indices)),void 0!==e.material&&(e.material=this.getMaterial(e.material)),e}))),e}_resolveMaterial(e,t){if(e.id=e.id||"material-".concat(t),e.normalTexture&&(e.normalTexture={...e.normalTexture},e.normalTexture.texture=this.getTexture(e.normalTexture.index)),e.occlusionTexture&&(e.occlustionTexture={...e.occlustionTexture},e.occlusionTexture.texture=this.getTexture(e.occlusionTexture.index)),e.emissiveTexture&&(e.emmisiveTexture={...e.emmisiveTexture},e.emissiveTexture.texture=this.getTexture(e.emissiveTexture.index)),e.emissiveFactor||(e.emissiveFactor=e.emmisiveTexture?[1,1,1]:[0,0,0]),e.pbrMetallicRoughness){e.pbrMetallicRoughness={...e.pbrMetallicRoughness};const t=e.pbrMetallicRoughness;t.baseColorTexture&&(t.baseColorTexture={...t.baseColorTexture},t.baseColorTexture.texture=this.getTexture(t.baseColorTexture.index)),t.metallicRoughnessTexture&&(t.metallicRoughnessTexture={...t.metallicRoughnessTexture},t.metallicRoughnessTexture.texture=this.getTexture(t.metallicRoughnessTexture.index))}return e}_resolveAccessor(e,t){var i,s;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,vP[i]),e.components=(s=e.type,_P[s]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){const t=e.bufferView.buffer,{ArrayType:i,byteLength:s}=cw(e,e.bufferView),r=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+t.byteOffset;let o=t.arrayBuffer.slice(r,r+s);e.bufferView.byteStride&&(o=this._getValueFromInterleavedBuffer(t,r,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new i(o)}return e}_getValueFromInterleavedBuffer(e,t,i,s,r){const o=new Uint8Array(r*s);for(let n=0;n<r;n++){const r=t+n*i;o.set(new Uint8Array(e.arrayBuffer.slice(r,r+s)),n*s)}return o.buffer}_resolveTexture(e,t){return e.id=e.id||"texture-".concat(t),e.sampler="sampler"in e?this.getSampler(e.sampler):CP,e.source=this.getImage(e.source),e}_resolveSampler(e,t){e.id=e.id||"sampler-".concat(t),e.parameters={};for(const t in e){const i=this._enumSamplerParameter(t);void 0!==i&&(e.parameters[i]=e[t])}return e}_enumSamplerParameter(e){return PP[e]}_resolveImage(e,t){e.id=e.id||"image-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView));const i=this.images[t];return i&&(e.image=i),e}_resolveBufferView(e,t){const i=e.buffer,s={id:"bufferView-".concat(t),...e,buffer:this.buffers[i]},r=this.buffers[i].arrayBuffer;let o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}_resolveCamera(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}const EP=1735152710,FP=!0;function IP(e,t,i=0,s={}){const r=new DataView(t),o=function(e,t=0){return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}(r,i+0),n=r.getUint32(i+4,FP),a=r.getUint32(i+8,FP);switch(Object.assign(e,{header:{byteOffset:i,byteLength:a,hasBinChunk:!1},type:o,version:n,json:{},binChunks:[]}),i+=12,e.version){case 1:return function(e,t,i){Vb(e.header.byteLength>20);const s=t.getUint32(i+0,FP),r=t.getUint32(i+4,FP);return i+=8,Vb(0===r),DP(e,t,i,s),i+=s,i+=SP(e,t,i,e.header.byteLength)}(e,r,i);case 2:return function(e,t,i,s){return Vb(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){const r=t.getUint32(i+0,FP),o=t.getUint32(i+4,FP);switch(i+=8,o){case 1313821514:DP(e,t,i,r);break;case 5130562:SP(e,t,i,r);break;case 0:s.strict||DP(e,t,i,r);break;case 1:s.strict||SP(e,t,i,r)}i+=by(r,4)}}(e,t,i,s),i+e.header.byteLength}(e,r,i,{});default:throw new Error("Invalid GLB version ".concat(e.version,". Only supports v1 and v2."))}}function DP(e,t,i,s){const r=new Uint8Array(t.buffer,i,s),o=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(o),by(s,4)}function SP(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),by(s,4)}async function TP(e,t,i=0,s,r){var o,n,a,l;!function(e,t,i,s){s.uri&&(e.baseUri=s.uri);if(t instanceof ArrayBuffer&&!function(e,t=0,i={}){const s=new DataView(e),{magic:r=EP}=i,o=s.getUint32(t,!1);return o===r||o===EP}(t,i,s)){t=(new TextDecoder).decode(t)}if("string"==typeof t)e.json=gy(t);else if(t instanceof ArrayBuffer){const r={};i=IP(r,t,i,s.glb),tw("glTF"===r.type,"Invalid GLB magic string ".concat(r.type)),e._glb=r,e.json=r.json}else tw(!1,"GLTF: must be ArrayBuffer or string");const r=e.json.buffers||[];if(e.buffers=new Array(r.length).fill(null),e._glb&&e._glb.header.hasBinChunk){const{binChunks:t}=e._glb;e.buffers[0]={arrayBuffer:t[0].arrayBuffer,byteOffset:t[0].byteOffset,byteLength:t[0].byteLength}}const o=e.json.images||[];e.images=new Array(o.length).fill({})}(e,t,i,s),function(e,t={}){(new mP).normalize(e,t)}(e,{normalize:null==s||null===(o=s.gltf)||void 0===o?void 0:o.normalize}),function(e,t={},i){const s=dP.filter((e=>pP(e.name,t)));for(const o of s){var r;null===(r=o.preprocess)||void 0===r||r.call(o,e,t,i)}}(e,s,r);const A=[];if(null!=s&&null!==(n=s.gltf)&&void 0!==n&&n.loadBuffers&&e.json.buffers&&await async function(e,t,i){const s=e.json.buffers||[];for(let n=0;n<s.length;++n){const a=s[n];if(a.uri){var r,o;const{fetch:s}=i;tw(s);const l=iw(a.uri,t),A=await(null==i||null===(r=i.fetch)||void 0===r?void 0:r.call(i,l)),h=await(null==A||null===(o=A.arrayBuffer)||void 0===o?void 0:o.call(A));e.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete a.uri}else null===e.buffers[n]&&(e.buffers[n]={arrayBuffer:new ArrayBuffer(a.byteLength),byteOffset:0,byteLength:a.byteLength})}}(e,s,r),null!=s&&null!==(a=s.gltf)&&void 0!==a&&a.loadImages){const t=async function(e,t,i){const s=function(e){const t=new Set,i=e.json.textures||[];for(const e of i)void 0!==e.source&&t.add(e.source);return Array.from(t).sort()}(e),r=e.json.images||[],o=[];for(const n of s)o.push(RP(e,r[n],n,t,i));return await Promise.all(o)}(e,s,r);A.push(t)}const h=async function(e,t={},i){const s=dP.filter((e=>pP(e.name,t)));for(const o of s){var r;await(null===(r=o.decode)||void 0===r?void 0:r.call(o,e,t,i))}}(e,s,r);return A.push(h),await Promise.all(A),null!=s&&null!==(l=s.gltf)&&void 0!==l&&l.postProcess?function(e,t){return(new MP).postProcess(e,t)}(e,s):e}async function RP(e,t,i,s,r){const{fetch:o,parse:n}=r;let a;if(t.uri){const e=iw(t.uri,s),i=await o(e);a=await i.arrayBuffer()}if(Number.isFinite(t.bufferView)){const i=function(e,t,i){const s=e.bufferViews[i];tw(s);const r=t[s.buffer];tw(r);const o=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,o,s.byteLength)}(e.json,e.buffers,t.bufferView);a=vy(i.buffer,i.byteOffset,i.byteLength)}tw(a,"glTF image has no data");let l=await n(a,[ZB,RB],{mimeType:t.mimeType,basis:s.basis||{format:TB()}},r);l&&l[0]&&(l={compressed:!0,mipmaps:!1,width:l[0].width,height:l[0].height,data:l[0]}),e.images=e.images||[],e.images[i]=l}const LP={name:"glTF",id:"gltf",module:"gltf",version:"3.2.6",extensions:["gltf","glb"],mimeTypes:["model/gltf+json","model/gltf-binary"],text:!0,binary:!0,tests:["glTF"],parse:async function(e,t={},i){(t={...LP.options,...t}).gltf={...LP.options.gltf,...t.gltf};const{byteOffset:s=0}=t;return await TP({},e,s,t,i)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};class UP{constructor(e){}load(e,t,i,s,r,o,n){!function(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++;"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(n=>{s.basePath=kP(t),OP(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)})):e.dataSource.getGLTF(t,(n=>{s.basePath=kP(t),OP(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)}))}(e,t,i,s=s||{},r,(function(){I.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),o&&o()}),(function(t){e.error(t),n&&n(t),r.fire("error",t)}))}parse(e,t,i,s,r,o,n){OP(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),o&&o()}))}}function kP(e){const t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function OP(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++,eB(i,LP,{baseUri:r.basePath}).then((i=>{const l={src:t,entityId:r.entityId,metaModelJSON:s,autoMetaModel:r.autoMetaModel,metaObjects:[],loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:o.scene,plugin:e,sceneModel:o,numObjects:0,nodes:[],nextId:0,log:t=>{e.log(t)}};!function(e){const t=e.gltfData.textures;if(t)for(let i=0,s=t.length;i<s;i++)NP(e,t[i])}(l),function(e){const t=e.gltfData.materials;if(t)for(let i=0,s=t.length;i<s;i++){const s=t[i];s._textureSetId=QP(e,s),s._attributes=VP(e,s)}}(l),r.autoMetaModel&&l.metaObjects.push({id:o.id,type:"Default",name:o.id}),function(e){const t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void XP(e,"glTF has no default scene");!function(e,t){const i=t.nodes;if(!i)return;for(let t=0,s=i.length;t<s;t++){HP(e,i[t])}for(let t=0,s=i.length;t<s&&!e.nodesHaveNames;t++){jP(i[t])&&(e.nodesHaveNames=!0)}if(e.nodesHaveNames)for(let t=0,s=i.length;t<s;t++){const s=i[t];zP(e,s,0,null)}else for(let t=0,s=i.length;t<s;t++){const s=i[t];GP(e,s,0,null)}}(e,i)}(l),o.finalize(),r.autoMetaModel&&e.viewer.metaScene.createMetaModel(o.id,{metaObjects:l.metaObjects}),a.processes--,n()}))}function NP(e,t){if(!t.source||!t.source.image)return;const i="texture-"+e.nextId++;let s=1005;switch(t.sampler.minFilter){case 9728:s=1003;break;case 9729:s=1006;break;case 9984:s=1004;break;case 9985:s=1007;break;case 9986:s=1005;break;case 9987:s=1008}let r=1006;switch(t.sampler.magFilter){case 9728:r=1003;break;case 9729:r=1006}let o=1e3;switch(t.sampler.wrapS){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}let n=1e3;switch(t.sampler.wrapT){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}let a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:o,wrapT:n,wrapR:a,encoding:3001}),t._textureId=i}function QP(e,t){const i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":const e=t.alphaCutoff;i.alphaCutoff=void 0!==e?e:.5}const s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){const r=t.pbrMetallicRoughness,o=r.baseColorTexture||r.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}const r=t.extensions;if(r){const t=r.KHR_materials_pbrSpecularGlossiness;if(t){t.specularTexture;const s=t.specularColorTexture;null!=s&&(i.colorTextureId=e.gltfData.textures[s.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 0!==i.colorTextureId||void 0!==i.metallicRoughnessTextureId?(i.id=`textureSet-${e.nextId++};`,e.sceneModel.createTextureSet(i),i.id):null}function VP(e,t){const i=t.extensions,s={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:!0};if(i){const e=i.KHR_materials_pbrSpecularGlossiness;if(e){const t=e.diffuseFactor;null!=t&&s.color.set(t)}const t=i.KHR_materials_common;if(t){const e=t.technique,i=t.values||{},r="BLINN"===e,o="PHONG"===e,n="LAMBERT"===e,a=i.diffuse;a&&(r||o||n)&&(y.isString(a)||s.color.set(a));const l=i.transparency;null!=l&&(s.opacity=l);const A=i.transparent;null!=A&&(s.opacity=A)}}const r=t.pbrMetallicRoughness;if(r){const e=r.baseColorFactor;e&&(s.color[0]=e[0],s.color[1]=e[1],s.color[2]=e[2],s.opacity=e[3]);const t=r.metallicFactor;null!=t&&(s.metallic=t);const i=r.roughnessFactor;null!=i&&(s.roughness=i)}return s.doubleSided=!1!==t.doubleSided,s}function HP(e,t){const i=t.mesh;if(i&&(i.instances=i.instances?i.instances+1:1),t.children){const i=t.children;for(let t=0,s=i.length;t<s;t++){const s=i[t];s?HP(e,s):XP(e,"Node not found: "+t)}}}function jP(e){if(e.name)return!0;if(e.children){const t=e.children;for(let e=0,i=t.length;e<i;e++){if(jP(t[e]))return!0}}return!1}const GP=function(){const e=[];return function(t,i,s,r,o){if(r=WP(i,r),i.mesh&&KP(i,t,r,e),i.children){const e=i.children;for(let o=0,n=e.length;o<n;o++){const n=e[o];GP(t,n,s+1,r,i)}}if(0===s){let i="entity-"+t.nextId++;e&&e.length>0&&(t.sceneModel.createEntity({id:i,meshIds:e,isObject:!0}),t.autoMetaModel&&t.metaObjects.push({id:i,type:"Default",name:i,parent:t.sceneModel.id}),e.length=0)}}}(),zP=function(){const e=[],t=[];let i=[];return function(s,r,o,n){if(n=WP(r,n),i&&r.mesh&&KP(r,s,n,i),r.name){i=[];let o=r.name;for(o&&s.sceneModel.objects[o];!o||s.sceneModel.objects[o];)o="entity-"+s.nextId++;e.push(o),t.push(i)}if(r.children){const e=r.children;for(let t=0,i=e.length;t<i;t++){const i=e[t];zP(s,i,o+1,n)}}const a=r.name;if(null!=a||0===o){let r=e.pop();r||(r="entity-"+s.nextId++);let o=t.pop();i&&i.length>0&&(s.sceneModel.createEntity({id:r,meshIds:o,isObject:!0}),s.autoMetaModel&&s.metaObjects.push({id:r,type:"Default",name:r,parent:s.sceneModel.id})),i=t.length>0?t[t.length-1]:null}}}();function WP(e,t){let i;return e.matrix&&(i=e.matrix,t=t?d.mulMat4(t,i,d.mat4()):i),e.translation&&(i=d.translationMat4v(e.translation),t=t?d.mulMat4(t,i,d.mat4()):i),e.rotation&&(i=d.quaternionToMat4(e.rotation),t=t?d.mulMat4(t,i,d.mat4()):i),e.scale&&(i=d.scalingMat4v(e.scale),t=t?d.mulMat4(t,i,d.mat4()):i),t}function KP(e,t,i,s){const r=e.mesh;if(!r)return;const o=r.primitives.length;if(o>0)for(let e=0;e<o;e++){const o=r.primitives[e];if(o.mode<4)continue;const n={id:t.sceneModel.id+"."+t.numObjects++},a=o.material;a?(n.textureSetId=a._textureSetId,n.color=a._attributes.color,n.opacity=a._attributes.opacity,n.metallic=a._attributes.metallic,n.roughness=a._attributes.roughness):(n.color=new Float32Array([1,1,1]),n.opacity=1);const l=!1!==t.backfaces||a&&!1!==a.doubleSided;switch(o.mode){case 0:n.primitive="points";break;case 1:case 2:case 3:n.primitive="lines";break;default:n.primitive=l?"triangles":"solid"}const A=o.attributes.POSITION;if(!A)continue;n.localPositions=A.value,n.positions=new Float64Array(n.localPositions.length),o.attributes.NORMAL&&(n.normals=o.attributes.NORMAL.value),o.attributes.TEXCOORD_0&&(n.uv=o.attributes.TEXCOORD_0.value),o.indices&&(n.indices=o.indices.value),i?d.transformPositions3(i,n.localPositions,n.positions):n.positions.set(n.localPositions);const h=d.vec3();Z(n.positions,n.positions,h)&&(n.origin=h),t.sceneModel.createMesh(n),s.push(n.id)}}function XP(e,t){e.plugin.error(t)}const JP={DEFAULT:{}};class YP extends z{constructor(e,t={}){super("GLTFLoader",e,t),this._sceneModelLoader=new UP(this,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new pu}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||JP}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0,dtxEnabled:e.dtxEnabled})),i=t.id;if(!e.src&&!e.gltf)return this.error("load() param expected: src or gltf"),t;if(e.metaModelSrc||e.metaModelJSON){const s=s=>{this.viewer.metaScene.createMetaModel(i,s,{}),this.viewer.scene.canvas.spinner.processes--,e.src?this._sceneModelLoader.load(this,e.src,s,e,t):this._sceneModelLoader.parse(this,e.gltf,s,e,t)};if(e.metaModelSrc){const t=e.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(t,(e=>{this.viewer.scene.canvas.spinner.processes--,s(e)}),(e=>{this.error(`load(): Failed to load model metadata for model '${i} from  '${t}' - ${e}`),this.viewer.scene.canvas.spinner.processes--}))}else e.metaModelJSON&&s(e.metaModelJSON)}else e.src?this._sceneModelLoader.load(this,e.src,null,e,t):this._sceneModelLoader.parse(this,e.gltf,null,e,t);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}function ZP(e,t,i={}){const s="lightgrey",r=i.hoverColor||"rgba(0,0,0,0.4)",o=i.textColor||"black",n=500,a=n+n/3,l=a/24,A=[{boundary:[6,6,6,6],color:i.frontColor||i.color||"#55FF55"},{boundary:[18,6,6,6],color:i.backColor||i.color||"#55FF55"},{boundary:[12,6,6,6],color:i.rightColor||i.color||"#FF5555"},{boundary:[0,6,6,6],color:i.leftColor||i.color||"#FF5555"},{boundary:[6,0,6,6],color:i.topColor||i.color||"#7777FF"},{boundary:[6,12,6,6],color:i.bottomColor||i.color||"#7777FF"}],h=[{label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,1,0],up:[0,0,1]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,-1,0],up:[0,0,1]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,0,1]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,0,1]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,0,1],up:[0,-1,0]},{boundaries:[[7,5,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,0,-1],up:[1,0,1]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-1,-1],up:[0,-1,1]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,0,-1],up:[-1,0,1]},{boundaries:[[7,11,4,2]],dir:[0,1,1],up:[0,-1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,0,1],up:[-1,0,1]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,-1,1],up:[0,1,1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,0,1],up:[1,0,1]},{boundaries:[[5,7,2,4]],dir:[1,1,0],up:[0,0,1]},{boundaries:[[11,7,2,4]],dir:[-1,1,0],up:[0,0,1]},{boundaries:[[17,7,2,4]],dir:[-1,-1,0],up:[0,0,1]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,-1,0],up:[0,0,1]},{boundaries:[[5,11,2,2]],dir:[1,1,1],up:[-1,-1,1]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[1,-1,1],up:[-1,1,1]},{boundaries:[[5,5,2,2]],dir:[1,1,-1],up:[1,1,1]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-1,-1,1],up:[1,1,1]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-1,-1,-1],up:[-1,-1,1]},{boundaries:[[11,11,2,2]],dir:[-1,1,1],up:[1,-1,1]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[1,-1,-1],up:[1,-1,1]},{boundaries:[[11,5,2,2]],dir:[-1,1,-1],up:[-1,1,1]}];i.frontColor||i.color,i.backColor||i.color,i.rightColor||i.color,i.leftColor||i.color,i.topColor||i.color,i.bottomColor||i.color;const c=[{yUp:"",label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,0,1],up:[0,1,0]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,1,0]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,1,0]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,-1,0],up:[0,0,-1]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,1,0],up:[0,0,1]},{boundaries:[[7,5,4,2]],dir:[0,-.7071,-.7071],up:[0,.7071,-.7071]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,-1,0],up:[1,1,0]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-.7071,.7071],up:[0,.7071,.7071]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,-1,0],up:[-1,1,0]},{boundaries:[[7,11,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,1,0],up:[-1,1,0]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,1,1],up:[0,1,-1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,1,0],up:[1,1,0]},{boundaries:[[5,7,2,4]],dir:[1,0,-1],up:[0,1,0]},{boundaries:[[11,7,2,4]],dir:[-1,0,-1],up:[0,1,0]},{boundaries:[[17,7,2,4]],dir:[-1,0,1],up:[0,1,0]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,0,1],up:[0,1,0]},{boundaries:[[5,11,2,2]],dir:[.5,.7071,-.5],up:[-.5,.7071,.5]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[.5,.7071,.5],up:[-.5,.7071,-.5]},{boundaries:[[5,5,2,2]],dir:[.5,-.7071,-.5],up:[.5,.7071,-.5]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-.5,.7071,.5],up:[.5,.7071,-.5]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-.5,-.7071,.5],up:[-.5,.7071,.5]},{boundaries:[[11,11,2,2]],dir:[-.5,.7071,-.5],up:[.5,.7071,.5]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[.5,-.7071,.5],up:[.5,.7071,.5]},{boundaries:[[11,5,2,2]],dir:[-.5,-.7071,-.5],up:[-.5,.7071,-.5]}];for(let e=0,t=h.length;e<t;e++)d.normalizeVec3(h[e].dir,h[e].dir),d.normalizeVec3(h[e].up,h[e].up);for(let e=0,t=c.length;e<t;e++)d.normalizeVec3(c[e].dir,c[e].dir),d.normalizeVec3(c[e].up,c[e].up);var u=c;this._textureCanvas=document.createElement("canvas"),this._textureCanvas.width=a,this._textureCanvas.height=n,this._textureCanvas.style.width=a+"px",this._textureCanvas.style.height="500px",this._textureCanvas.style.padding="0",this._textureCanvas.style.margin="0",this._textureCanvas.style.top="0",this._textureCanvas.style.background=s,this._textureCanvas.style.position="absolute",this._textureCanvas.style.opacity="1.0",this._textureCanvas.style.visibility="hidden",this._textureCanvas.style["z-index"]=2e6;document.getElementsByTagName("body")[0].appendChild(this._textureCanvas);const p=this._textureCanvas.getContext("2d");let f=!1;function g(){for(let e=0,t=A.length;e<t;e++){const t=A[e],i=t.boundary,s=Math.round(i[0]*l),r=Math.round(i[1]*l),o=Math.round(i[2]*l),n=Math.round(i[3]*l);p.fillStyle=t.color,p.fillRect(s,r,o,n)}for(let t=0,A=u.length;t<A;t++){let A,h,c,d;const f=u[t],g=f.boundaries;for(var e=0,i=g.length;e<i;e++){const t=g[e];A=Math.round(t[0]*l),h=Math.round(t[1]*l),c=Math.round(t[2]*l),d=Math.round(t[3]*l),f.highlighted&&(p.fillStyle=f.highlighted?r:f.color||s,p.fillRect(A,h,c,d))}if(f.label){p.fillStyle=o,p.font="60px sans-serif",p.textAlign="center";var n=A+.5*c,a=h+.7*d;p.fillText(m(f.label),n,a,80)}}t.glRedraw()}const m=function(){const t={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},i={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},s={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(r){const o=f?i:t,n=o?o[r]:null;return n?e.localeService.translate(n)||s[n]||n:r}}();this.setZUp=function(){f=!0,u=h,this.clear()},this.setYUp=function(){f=!1,u=c,this.clear()},this.clear=function(){p.fillStyle=s,p.fillRect(0,0,a,n);for(var e=0,t=u.length;e<t;e++){u[e].highlighted=!1}g()},this.getArea=function(e){const t=e[0]*a,i=n-e[1]*n;for(var s=0,r=u.length;s<r;s++){const e=u[s].boundaries;for(var o=0,A=e.length;o<A;o++){const r=e[o];if(t>=r[0]*l&&t<=(r[0]+r[2])*l&&i>=r[1]*l&&i<=(r[1]+r[3])*l)return s}}return-1},this.setAreaHighlighted=function(e,t){var i=u[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,g()},this.getAreaDir=function(e){var t=u[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=u[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}const qP=d.vec3(),$P=d.vec3();d.mat4();class eC extends z{constructor(e,t={}){super("NavCube",e,t),e.navCube=this;try{this._navCubeScene=new _i(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0}),this._navCubeCanvas=this._navCubeScene.canvas.canvas,this._navCubeScene.input.keyboardEnabled=!1}catch(e){return void this.error(e)}const i=this._navCubeScene;i.clearLights(),new Qt(i,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Qt(i,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Qt(i,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._navCubeCamera=i.camera,this._navCubeCamera.ortho.scale=7,this._navCubeCamera.ortho.near=.1,this._navCubeCamera.ortho.far=2e3,i.edgeMaterial.edgeColor=[.2,.2,.2],i.edgeMaterial.edgeAlpha=.6,this._zUp=Boolean(e.camera.zUp);var s=this;this.setIsProjectNorth(t.isProjectNorth),this.setProjectNorthOffsetAngle(t.projectNorthOffsetAngle);const r=function(){const e=d.mat4();return function(t,i,r){return d.identityMat4(e),d.rotationMat4v(t*s._projectNorthOffsetAngle*d.DEGTORAD,[0,1,0],e),d.transformVec3(e,i,r)}}();this._synchCamera=function(){var t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),o=d.vec3(),n=d.vec3();return function(){var a=e.camera.eye,l=e.camera.look,A=e.camera.up;i=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(a,l,i)),5),s._isProjectNorth&&s._projectNorthOffsetAngle&&(i=r(-1,i,qP),A=r(-1,A,$P)),s._zUp?(d.transformVec3(t,i,o),d.transformVec3(t,A,n),s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=d.transformVec3(t,i,o),s._navCubeCamera.up=d.transformPoint3(t,A,n)):(s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=i,s._navCubeCamera.up=A)}}(),this._cubeTextureCanvas=new ZP(e,i,t),this._cubeSampler=new io(i,{image:this._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),this._cubeMesh=new Br(i,{geometry:new $t(i,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new ri(i,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:this._cubeSampler,emissiveMap:this._cubeSampler}),visible:!0,edges:!0}),this._shadow=!1===t.shadowVisible?null:new Br(i,{geometry:new $t(i,Pr({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new ri(i,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!0,pickable:!1,backfaces:!1}),this._onCameraMatrix=e.camera.on("matrix",this._synchCamera),this._onCameraWorldAxis=e.camera.on("worldAxis",(()=>{e.camera.zUp?(this._zUp=!0,this._cubeTextureCanvas.setZUp(),this._repaint(),this._synchCamera()):e.camera.yUp&&(this._zUp=!1,this._cubeTextureCanvas.setYUp(),this._repaint(),this._synchCamera())})),this._onCameraFOV=e.camera.perspective.on("fov",(e=>{this._synchProjection&&(this._navCubeCamera.perspective.fov=e)})),this._onCameraProjection=e.camera.on("projection",(e=>{this._synchProjection&&(this._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var o=-1;function n(e){var t=[0,0];if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var a,l,A=null,h=null,c=!1,u=!1,p=.5;s._navCubeCanvas.addEventListener("mouseenter",s._onMouseEnter=function(e){u=!0}),s._navCubeCanvas.addEventListener("mouseleave",s._onMouseLeave=function(e){u=!1}),s._navCubeCanvas.addEventListener("mousedown",s._onMouseDown=function(e){if(1===e.which){A=e.x,h=e.y,a=e.clientX,l=e.clientY;var t=n(e),s=i.pick({canvasPos:t});c=!!s}}),document.addEventListener("mouseup",s._onMouseUp=function(e){if(1===e.which&&(c=!1,null!==A)){var t=n(e),a=i.pick({canvasPos:t,pickSurface:!0});if(a&&a.uv){var l=s._cubeTextureCanvas.getArea(a.uv);if(l>=0&&(document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0)){if(s._cubeTextureCanvas.setAreaHighlighted(l,!0),o=l,s._repaint(),e.x<A-3||e.x>A+3||e.y<h-3||e.y>h+3)return;var u=s._cubeTextureCanvas.getAreaDir(l);if(u){var d=s._cubeTextureCanvas.getAreaUp(l);s._isProjectNorth&&s._projectNorthOffsetAngle&&(u=r(1,u,qP),d=r(1,d,$P)),f(u,d,(function(){o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0&&(s._cubeTextureCanvas.setAreaHighlighted(l,!1),o=-1,s._repaint())}))}}}}}),document.addEventListener("mousemove",s._onMouseMove=function(t){if(o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),1!==t.buttons||c){if(c){var r=t.clientX,A=t.clientY;return document.body.style.cursor="move",void function(t,i){var s=(t-a)*-p,r=(i-l)*-p;e.camera.orbitYaw(s),e.camera.orbitPitch(-r),a=t,l=i}(r,A)}if(u){var h=n(t),d=i.pick({canvasPos:h,pickSurface:!0});if(d){if(d.uv){document.body.style.cursor="pointer";var f=s._cubeTextureCanvas.getArea(d.uv);if(f===o)return;o>=0&&s._cubeTextureCanvas.setAreaHighlighted(o,!1),f>=0&&(s._cubeTextureCanvas.setAreaHighlighted(f,!0),s._repaint(),o=f)}}else document.body.style.cursor="default",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1)}}});var f=function(){var t=d.vec3();return function(i,r,o){var n=s._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,a=d.getAABB3Diag(n);d.getAABB3Center(n,t);var l=Math.abs(a/Math.tan(s._cameraFitFOV*d.DEGTORAD));e.cameraControl.pivotPos=t,s._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV,duration:s._cameraFlyDuration},o):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV},o)}}();this._onUpdated=e.localeService.on("updated",(()=>{this._cubeTextureCanvas.clear(),this._repaint()})),this.setVisible(t.visible),this.setCameraFitFOV(t.cameraFitFOV),this.setCameraFly(t.cameraFly),this.setCameraFlyDuration(t.cameraFlyDuration),this.setFitVisible(t.fitVisible),this.setSynchProjection(t.synchProjection)}send(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}_repaint(){const e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}setVisible(e=!0){this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}getVisible(){return!!this._navCubeCanvas&&this._cubeMesh.visible}setFitVisible(e=!1){this._fitVisible=e}getFitVisible(){return this._fitVisible}setCameraFly(e=!0){this._cameraFly=e}getCameraFly(){return this._cameraFly}setCameraFitFOV(e=45){this._cameraFitFOV=e}getCameraFitFOV(){return this._cameraFitFOV}setCameraFlyDuration(e=.5){this._cameraFlyDuration=e}getCameraFlyDuration(){return this._cameraFlyDuration}setSynchProjection(e=!1){this._synchProjection=e}getSynchProjection(){return this._synchProjection}setIsProjectNorth(e=!1){this._isProjectNorth=e}getIsProjectNorth(){return this._isProjectNorth}setProjectNorthOffsetAngle(e){this._projectNorthOffsetAngle=e}getProjectNorthOffsetAngle(){return this._projectNorthOffsetAngle}destroy(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,super.destroy()}}const tC=d.vec3();class iC{load(e,t,i={}){var s=e.scene.canvas.spinner;s.processes++,sC(e,t,(function(t){!function(e,t,i){for(var s=t.basePath,r=Object.keys(t.materialLibraries),o=r.length,n=0,a=o;n<a;n++)oC(e,s,s+r[n],(function(){0==--o&&i()}))}(e,t,(function(){aC(e,t),s.processes--,I.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}parse(e,t,i,s){if(t){var r=rC(e,t,null);i&&nC(e,i,s),aC(e,r),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}var sC=function(e,t,i){lC(t,(function(s){var r=rC(e,s,t);i(r)}),(function(t){e.error(t)}))},rC=function(){const e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(s,r,o){var n={src:o=o||"",basePath:t(o),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(n,"",!1),-1!==r.indexOf("\r\n")&&(r=r.replace("\r\n","\n"));for(var a=r.split("\n"),l="",A="",h="",d=[],p="function"==typeof"".trimLeft,f=0,g=a.length;f<g;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(A=l.charAt(0)))if("v"===A)if(" "===(h=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))n.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===h&&null!==(d=e.normal_pattern.exec(l)))n.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==h||null===(d=e.uv_pattern.exec(l)))return void s.error("Unexpected vertex/normal/uv line: '"+l+"'");n.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===A)if(null!==(d=e.face_vertex_uv_normal.exec(l)))c(n,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))c(n,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else if(null!==(d=e.face_vertex_normal.exec(l)))c(n,d[1],d[3],d[5],d[7],void 0,void 0,void 0,void 0,d[2],d[4],d[6],d[8]);else{if(null===(d=e.face_vertex.exec(l)))return void s.error("Unexpected face line: '"+l+"'");c(n,d[1],d[2],d[3],d[4])}else if("l"===A){var m=l.substring(1).trim().split(" "),_=[],v=[];if(-1===l.indexOf("/"))_=m;else for(var b=0,y=m.length;b<y;b++){var x=m[b].split("/");""!==x[0]&&_.push(x[0]),""!==x[1]&&v.push(x[1])}u(n,_,v)}else if(null!==(d=e.object_pattern.exec(l))){i(n,B=d[0].substr(1).trim(),!0)}else if(e.material_use_pattern.test(l)){var B=l.substring(7).trim();n.object.material.id=B}else if(e.material_library_pattern.test(l))n.materialLibraries[l.substring(7).trim()]=!0;else{if(null===(d=e.smoothing_pattern.exec(l))){if("\0"===l)continue;return void s.error("Unexpected line: '"+l+"'")}var w=d[1].trim().toLowerCase();n.object.material.smooth="1"===w||"on"===w}return n};function t(e){var t=e.lastIndexOf("/");return-1===t?e:e.substring(0,t+1)}function i(e,t,i){if(e.object&&!1===e.object.fromDeclaration)return e.object.id=t,void(e.object.fromDeclaration=!1!==i);e.object={id:t||"",geometry:{positions:[],normals:[],uv:[]},material:{id:"",smooth:!0},fromDeclaration:!1!==i},e.objects.push(e.object)}function s(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function r(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function o(e,t){var i=parseInt(e,10);return 2*(i>=0?i-1:i+t/2)}function n(e,t,i,s){var r=e.positions,o=e.object.geometry.positions;o.push(r[t+0]),o.push(r[t+1]),o.push(r[t+2]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[i+2]),o.push(r[s+0]),o.push(r[s+1]),o.push(r[s+2])}function a(e,t){var i=e.positions,s=e.object.geometry.positions;s.push(i[t+0]),s.push(i[t+1]),s.push(i[t+2])}function l(e,t,i,s){var r=e.normals,o=e.object.geometry.normals;o.push(r[t+0]),o.push(r[t+1]),o.push(r[t+2]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[i+2]),o.push(r[s+0]),o.push(r[s+1]),o.push(r[s+2])}function A(e,t,i,s){var r=e.uv,o=e.object.geometry.uv;o.push(r[t+0]),o.push(r[t+1]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[s+0]),o.push(r[s+1])}function h(e,t){var i=e.uv,s=e.object.geometry.uv;s.push(i[t+0]),s.push(i[t+1])}function c(e,t,i,a,h,c,u,d,p,f,g,m,_){var v,b=e.positions.length,y=s(t,b),x=s(i,b),B=s(a,b);if(void 0===h?n(e,y,x,B):(n(e,y,x,v=s(h,b)),n(e,x,B,v)),void 0!==c){var w=e.uv.length;y=o(c,w),x=o(u,w),B=o(d,w),void 0===h?A(e,y,x,B):(A(e,y,x,v=o(p,w)),A(e,x,B,v))}if(void 0!==f){var P=e.normals.length;y=r(f,P),x=f===g?y:r(g,P),B=f===m?y:r(m,P),void 0===h?l(e,y,x,B):(l(e,y,x,v=r(_,P)),l(e,x,B,v))}}function u(e,t,i){e.object.geometry.type="Line";for(var r=e.positions.length,n=e.uv.length,l=0,A=t.length;l<A;l++)a(e,s(t[l],r));for(var c=0,u=i.length;c<u;c++)h(e,o(i[c],n))}}();var oC=function(e,t,i,s){lC(i,(function(i){nC(e,i,t),s()}),(function(t){e.error(t),s()}))},nC=function(){var e=/\s+/;return function(e,r,o){var n,a,l,A,h,c=r.split("\n"),u={id:"Default"},d=!1;o=o||"";for(var p=0;p<c.length;p++)if(0!==(n=c[p].trim()).length&&"#"!==n.charAt(0))switch(l=(l=(a=n.indexOf(" "))>=0?n.substring(0,a):n).toLowerCase(),A=(A=a>=0?n.substring(a+1):"").trim(),l.toLowerCase()){case"newmtl":i(e,u),u={id:A},d=!0;break;case"ka":u.ambient=s(A);break;case"kd":u.diffuse=s(A);break;case"ks":u.specular=s(A);break;case"map_kd":u.diffuseMap||(u.diffuseMap=t(e,o,A,"sRGB"));break;case"map_ks":u.specularMap||(u.specularMap=t(e,o,A,"linear"));break;case"map_bump":case"bump":u.normalMap||(u.normalMap=t(e,o,A));break;case"ns":u.shininess=parseFloat(A);break;case"d":(h=parseFloat(A))<1&&(u.alpha=h,u.alphaMode="blend");break;case"tr":(h=parseFloat(A))>0&&(u.alpha=1-h,u.alphaMode="blend")}d&&i(e,u)};function t(e,t,i,s){var r={},o=i.split(/\s+/),n=o.indexOf("-bm");return n>=0&&o.splice(n,2),(n=o.indexOf("-s"))>=0&&(r.scale=[parseFloat(o[n+1]),parseFloat(o[n+2])],o.splice(n,4)),(n=o.indexOf("-o"))>=0&&(r.translate=[parseFloat(o[n+1]),parseFloat(o[n+2])],o.splice(n,4)),r.src=t+o.join(" ").trim(),r.flipY=!0,r.encoding=s||"linear",new io(e,r).id}function i(e,t){new ri(e,t)}function s(t){var i=t.split(e,3);return[parseFloat(i[0]),parseFloat(i[1]),parseFloat(i[2])]}}();function aC(e,t){for(var i=0,s=t.objects.length;i<s;i++){var r=t.objects[i],o=r.geometry;if(o.type,0===o.positions.length)continue;var n={primitive:"triangles",compressGeometry:!1};n.positions=o.positions,o.normals.length>0&&(n.normals=o.normals),o.uv.length>0&&(n.uv=o.uv);for(var a=new Array(n.positions.length/3),l=0;l<a.length;l++)a[l]=l;n.indices=a;const s=tC;Z(o.positions,o.positions,s);var A,h=new $t(e,n),c=r.material.id;c&&""!==c?(A=e.scene.components[c])||e.error("Material not found: "+c):A=new ri(e,{diffuse:[.6,.6,.6],backfaces:!0});var u=new Br(e,{id:e.id+"#"+r.id,origin:0!==s[0]||0!==s[1]||0!==s[2]?s:null,isObject:!0,geometry:h,material:A,pickable:!0});e.addChild(u)}}function lC(e,t,i){var s=new XMLHttpRequest;s.open("GET",e,!0),s.addEventListener("load",(function(e){var s=e.target.response;200===this.status?t&&t(s):0===this.status?(console.warn("loadFile: HTTP Status 0 received."),t&&t(s)):i&&i(e)}),!1),s.addEventListener("error",(function(e){i&&i(e)}),!1),s.send(null)}class AC extends z{constructor(e,t){super("OBJLoader",e,t),this._sceneGraphLoader=new iC}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Qr(this.viewer.scene,y.apply(e,{isModel:!0}));const i=t.id,s=e.src;if(!s)return this.error("load() param expected: src"),t;if(e.metaModelSrc){const r=e.metaModelSrc;y.loadJSON(r,(r=>{this.viewer.metaScene.createMetaModel(i,r),this._sceneGraphLoader.load(t,s,e)}),(e=>{this.error(`load(): Failed to load model modelMetadata for model '${i} from  '${r}' - ${e}`)}))}else this._sceneGraphLoader.load(t,s,e);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}const hC=new Float64Array([0,0,1]),cC=new Float64Array(4);class uC{constructor(e){this.id=null,this._viewer=e.viewer,this._visible=!1,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._baseDir=d.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),Y(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=d.vec3PairToQuaternion(hC,e,cC)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Qr(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});const s=this._rootNode,r={arrowHead:new $t(s,Pr({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new $t(s,Pr({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new $t(s,Pr({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new $t(s,fo({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new $t(s,fo({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new $t(s,fo({radius:.8,tube:i,radialSegments:64,tubeSegments:8,arc:2*Math.PI})),axis:new $t(s,Pr({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1})),axisHandle:new $t(s,Pr({radiusTop:.08,radiusBottom:.08,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={pickable:new ri(s,{diffuse:[1,1,0],alpha:0,alphaMode:"blend"}),red:new ri(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new ni(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6}),green:new ri(s,{diffuse:[0,1,0],emissive:[0,1,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightGreen:new ni(s,{edges:!1,fill:!0,fillColor:[0,1,0],fillAlpha:.6}),blue:new ri(s,{diffuse:[0,0,1],emissive:[0,0,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightBlue:new ni(s,{edges:!1,fill:!0,fillColor:[0,0,1],fillAlpha:.2}),center:new ri(s,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new ni(s,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new ni(s,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:s.addChild(new Br(s,{geometry:new $t(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new ri(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new ni(s,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:s.addChild(new Br(s,{geometry:new $t(s,fo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ri(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new ni(s,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:s.addChild(new Br(s,{geometry:r.curve,material:o.red,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:s.addChild(new Br(s,{geometry:r.curveHandle,material:o.pickable,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,-.07,-.8,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(0*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,-.8,-.07,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:s.addChild(new Br(s,{geometry:r.curve,material:o.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:s.addChild(new Br(s,{geometry:r.curveHandle,material:o.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(.07,0,-.8,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(.8,0,-.07,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:s.addChild(new Br(s,{geometry:r.curve,material:o.blue,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:s.addChild(new Br(s,{geometry:r.curveHandle,material:o.pickable,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(.8,-.07,0,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4());return d.mulMat4(e,t,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(.05,-.8,0,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:s.addChild(new Br(s,{geometry:new $t(s,Cr({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:s.addChild(new Br(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:s.addChild(new Br(s,{geometry:r.axis,material:o.red,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:s.addChild(new Br(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:s.addChild(new Br(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:s.addChild(new Br(s,{geometry:r.axis,material:o.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:s.addChild(new Br(s,{geometry:r.axisHandle,material:o.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:s.addChild(new Br(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:s.addChild(new Br(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:s.addChild(new Br(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new Br(s,{geometry:new $t(s,fo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ri(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new ni(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:s.addChild(new Br(s,{geometry:r.hoop,material:o.red,highlighted:!0,highlightMaterial:o.highlightRed,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:s.addChild(new Br(s,{geometry:r.hoop,material:o.green,highlighted:!0,highlightMaterial:o.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:s.addChild(new Br(s,{geometry:r.hoop,material:o.blue,highlighted:!0,highlightMaterial:o.highlightBlue,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHeadBig,material:o.red,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHeadBig,material:o.green,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}_bindEvents(){const e=this;var t=!1;const i=-1,s=0,r=1,o=2,n=3,a=4,l=5,A=this._rootNode;var h=null,c=null;const u=d.vec2(),p=d.vec3([1,0,0]),f=d.vec3([0,1,0]),g=d.vec3([0,0,1]),m=this._viewer.scene.canvas.canvas,_=this._viewer.camera,v=this._viewer.scene;{const e=d.vec3([0,0,0]);let t=-1;this._onCameraViewMatrix=v.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=v.camera.on("projMatrix",(()=>{})),this._onSceneTick=v.on("tick",(()=>{const i=Math.abs(d.lenVec3(d.subVec3(v.camera.eye,this._pos,e)));if(i!==t&&"perspective"===_.projection){const e=.07*(Math.tan(_.perspective.fov*d.DEGTORAD)*i);A.scale=[e,e,e],t=i}if("ortho"===_.projection){const e=_.ortho.scale/10;A.scale=[e,e,e],t=i}}))}const b=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),y=function(){const t=d.mat4();return function(i,s){return d.quaternionToMat4(e._rootNode.quaternion,t),d.transformVec3(t,i,s),d.normalizeVec3(s),s}}();var x=function(){const e=d.vec3();return function(t){const i=Math.abs(t[0]);return i>Math.abs(t[1])&&i>Math.abs(t[2])?d.cross3Vec3(t,[0,1,0],e):d.cross3Vec3(t,[1,0,0],e),d.cross3Vec3(e,t,e),d.normalizeVec3(e),e}}();const B=function(){const t=d.vec3(),i=d.vec3(),s=d.vec4();return function(r,o,n){y(r,s);const a=x(s,o,n);P(o,a,t),P(n,a,i),d.subVec3(i,t);const l=d.dotVec3(i,s);e._pos[0]+=s[0]*l,e._pos[1]+=s[1]*l,e._pos[2]+=s[2]*l,e._rootNode.position=e._pos,e._sectionPlane&&(e._sectionPlane.pos=e._pos)}}();var w=function(){const t=d.vec4(),i=d.vec4(),s=d.vec4(),r=d.vec4();return function(o,n,a){y(o,r);if(!(P(n,r,t)&&P(a,r,i))){const e=x(r,n,a);P(n,e,t,1),P(a,e,i,1);var l=d.dotVec3(t,r);t[0]-=l*r[0],t[1]-=l*r[1],t[2]-=l*r[2],l=d.dotVec3(i,r),i[0]-=l*r[0],i[1]-=l*r[1],i[2]-=l*r[2]}d.normalizeVec3(t),d.normalizeVec3(i),l=d.dotVec3(t,i),l=d.clamp(l,-1,1);var A=Math.acos(l)*d.RADTODEG;d.cross3Vec3(t,i,s),d.dotVec3(s,r)<0&&(A=-A),e._rootNode.rotate(o,A),C()}}(),P=function(){const t=d.vec4([0,0,0,1]),i=d.mat4();return function(s,r,o,n){n=n||0,t[0]=s[0]/m.width*2-1,t[1]=-(s[1]/m.height*2-1),t[2]=0,t[3]=1,d.mulMat4(_.projMatrix,_.viewMatrix,i),d.inverseMat4(i),d.transformVec4(i,t,t),d.mulVec4Scalar(t,1/t[3]);var a=_.eye;d.subVec4(t,a,t);const l=e._sectionPlane.pos;var A=-d.dotVec3(l,r)-n,h=d.dotVec3(r,t);if(Math.abs(h)>.005){var c=-(d.dotVec3(r,a)+A)/h;return d.mulVec3Scalar(t,c,o),d.addVec3(o,a),d.subVec3(o,l,o),!0}return!1}}();const C=function(){const t=d.vec3(),i=d.mat4();return function(){e.sectionPlane&&(d.quaternionToMat4(A.quaternion,i),d.transformVec3(i,[0,0,1],t),e._setSectionPlaneDir(t))}}();var M,E=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(e=>{if(!this._visible)return;if(E)return;var A;t=!1,M&&(M.visible=!1);switch(e.entity.id){case this._displayMeshes.xAxisArrowHandle.id:case this._displayMeshes.xAxisHandle.id:A=this._affordanceMeshes.xAxisArrow,h=s;break;case this._displayMeshes.yAxisArrowHandle.id:case this._displayMeshes.yShaftHandle.id:A=this._affordanceMeshes.yAxisArrow,h=r;break;case this._displayMeshes.zAxisArrowHandle.id:case this._displayMeshes.zAxisHandle.id:A=this._affordanceMeshes.zAxisArrow,h=o;break;case this._displayMeshes.xCurveHandle.id:A=this._affordanceMeshes.xHoop,h=n;break;case this._displayMeshes.yCurveHandle.id:A=this._affordanceMeshes.yHoop,h=a;break;case this._displayMeshes.zCurveHandle.id:A=this._affordanceMeshes.zHoop,h=l;break;default:return void(h=i)}A&&(A.visible=!0),M=A,t=!0})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(e=>{this._visible&&(M&&(M.visible=!1),M=null,h=i)})),m.addEventListener("mousedown",this._canvasMouseDownListener=e=>{if(e.preventDefault(),this._visible&&t&&(this._viewer.cameraControl.pointerEnabled=!1,1===e.which)){E=!0;var i=b(e);c=h,u[0]=i[0],u[1]=i[1]}}),m.addEventListener("mousemove",this._canvasMouseMoveListener=e=>{if(!this._visible)return;if(!E)return;var t=b(e);const i=t[0],A=t[1];switch(c){case s:B(p,u,t);break;case r:B(f,u,t);break;case o:B(g,u,t);break;case n:w(p,u,t);break;case a:w(f,u,t);break;case l:w(g,u,t)}u[0]=i,u[1]=A}),m.addEventListener("mouseup",this._canvasMouseUpListener=e=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,E&&(e.which,E=!1,t=!1))}),m.addEventListener("wheel",this._canvasWheelListener=e=>{if(this._visible)Math.max(-1,Math.min(1,40*-e.deltaY))})}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class dC{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new Br(t,{id:i.id,geometry:new $t(t,ei({xSize:.5,ySize:.5,zSize:.001})),material:new ri(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new li(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new ni(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new ni(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=d.vec3([0,0,0]),t=d.vec3(),i=d.vec3([0,0,1]),s=d.vec4(4),r=d.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];d.subVec3(o,this._sectionPlane.pos,e);const a=-d.dotVec3(n,e);d.normalizeVec3(n),d.mulVec3Scalar(n,a,t);const l=d.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class pC{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new _i(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Qt(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Qt(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Qt(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),s=d.vec3(),r=d.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;d.mulVec3Scalar(d.normalizeVec3(d.subVec3(o,n,i)),7),this._zUp?(d.transformVec3(t,i,s),d.transformVec3(t,a,r),e.look=[0,0,0],e.eye=d.transformVec3(t,i,s),e.up=d.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new dC(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const fC=d.AABB3(),gC=d.vec3();class mC extends z{constructor(e,t={}){if(super("SectionPlanes",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new pC(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;fC.set(this.viewer.scene.aabb),d.getAABB3Center(fC,gC),fC[0]+=t[0]-gC[0],fC[1]+=t[1]-gC[1],fC[2]+=t[2]-gC[2],fC[3]+=t[0]-gC[0],fC[4]+=t[1]-gC[1],fC[5]+=t[2]-gC[2],this.viewer.cameraFlight.flyTo({aabb:fC,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new Ir(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new uC(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(var t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}class _C{constructor(e,t,i,s,r,o){this.plugin=e,this.storeyId=r,this.modelId=s,this.storeyAABB=i.slice(),this.aabb=this.storeyAABB,this.modelAABB=t.slice(),this.numObjects=o}}class vC{constructor(e,t,i,s,r,o){this.storeyId=e,this.imageData=t,this.format=i,this.width=s,this.height=r}}const bC=d.vec3(),yC=d.mat4();class xC extends z{constructor(e,t={}){super("StoreyViews",e),this._objectsMemento=new Wu,this._cameraMemento=new Hu,this.storeys={},this.modelStoreys={},this._fitStoreyMaps=!!t.fitStoreyMaps,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._registerModelStoreys(e),this.fire("storeys",this.storeys)}))}_registerModelStoreys(e){const t=this.viewer,i=t.scene,s=t.metaScene,r=s.metaModels[e],o=i.models[e];if(!r||!r.rootMetaObjects)return;const n=r.rootMetaObjects;for(let t=0,r=n.length;t<r;t++){const r=n[t].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(let t=0,n=r.length;t<n;t++){const n=r[t],a=s.metaObjects[n].getObjectIDsInSubtree(),l=i.getAABB(a),A=Math.random()>.5?a.length:0,h=new _C(this,o.aabb,l,e,n,A);h._onModelDestroyed=o.once("destroyed",(()=>{this._deregisterModelStoreys(e),this.fire("storeys",this.storeys)})),this.storeys[n]=h,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][n]=h}}}_deregisterModelStoreys(e){const t=this.modelStoreys[e];if(t){const i=this.viewer.scene;for(let e in t)if(t.hasOwnProperty(e)){const s=t[e],r=i.models[s.modelId];r&&r.off(s._onModelDestroyed),delete this.storeys[e]}delete this.modelStoreys[e]}}get fitStoreyMaps(){return this._fitStoreyMaps}gotoStoreyCamera(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());const s=this.viewer,r=s.scene.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return void(t.done&&t.done());if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return void(t.done&&t.done());const n=d.getAABB3Center(o),a=d.getAABB3Diag(o),l=Math.abs(a/Math.tan(45*d.DEGTORAD)),A=1.3*a,h=bC;h[0]=n[0]+r.worldUp[0]*l,h[1]=n[1]+r.worldUp[1]*l,h[2]=n[2]+r.worldUp[2]*l;const c=r.worldForward;t.done?s.cameraFlight.flyTo(y.apply(t,{eye:h,look:n,up:c,orthoScale:A}),(()=>{t.done()})):(s.cameraFlight.jumpTo(y.apply(t,{eye:h,look:n,up:c,orthoScale:A})),s.camera.ortho.scale=A)}showStoreyObjects(e,t={}){if(!this.storeys[e])return void this.error("IfcBuildingStorey not found with this ID: "+e);const i=this.viewer,s=i.scene;i.metaScene.metaObjects[e]&&(t.hideOthers&&s.setObjectsVisible(i.scene.visibleObjectIds,!1),this.withStoreyObjects(e,((e,t)=>{e&&(e.visible=!0)})))}withStoreyObjects(e,t){const i=this.viewer,s=i.scene,r=i.metaScene,o=r.metaObjects[e];if(!o)return;const n=o.getObjectIDsInSubtree();for(var a=0,l=n.length;a<l;a++){const e=n[a],i=r.metaObjects[e],o=s.objects[e];o&&t(o,i)}}createStoreyMap(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==";const s=this.viewer,r=s.scene,o=t.format||"png",n=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,a=Math.abs((n[5]-n[2])/(n[3]-n[0])),l=t.padding||0;let A,h;t.width&&t.height?(A=t.width,h=t.height):t.height?(h=t.height,A=Math.round(h/a)):t.width?(A=t.width,h=Math.round(A*a)):(A=300,h=Math.round(A*a)),this._objectsMemento.saveObjects(r),this._cameraMemento.saveCamera(r),this.showStoreyObjects(e,y.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);const c=s.getSnapshot({width:A,height:h,format:o});return this._objectsMemento.restoreObjects(r),this._cameraMemento.restoreCamera(r),new vC(e,c,o,A,h,l)}_arrangeStoreyMapCamera(e){const t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=d.getAABB3Center(s),o=bC;o[0]=r[0]+.5*i.worldUp[0],o[1]=r[1]+.5*i.worldUp[1],o[2]=r[2]+.5*i.worldUp[2];const n=i.worldForward;t.cameraFlight.jumpTo({eye:o,look:r,up:n});const a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,A=(s[5]-s[2])/2,h=-a,c=+a,u=-l,p=+l,f=-A,g=+A;t.camera.customProjection.matrix=d.orthoMat4c(h,c,f,g,u,p,yC),t.camera.projection="customProjection"}pickStoreyMap(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],c=a[3]-l,u=a[4]-A,p=a[5]-h,f=d.vec3([l+c*o,A+.5*u,h+p*n]),g=d.vec3([0,-1,0]),m=d.addVec3(f,g,bC),_=this.viewer.camera.worldForward,v=d.lookAtMat4v(f,m,_,yC);return this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:v})}storeyMapToWorldPos(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],c=a[3]-l,u=a[4]-A,p=a[5]-h;return d.vec3([l+c*o,A+.5*u,h+p*n])}getStoreyContainingWorldPos(e){for(var t in this.storeys){const i=this.storeys[t];if(d.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}getStoreyInVerticalRange(e){for(let t in this.storeys){const i=this.storeys[t],s=[0,0,0,0,0,0],r=[0,0,0];if(s[1]=i.storeyAABB[1],s[4]=i.storeyAABB[4],r[1]=e[1],d.point3AABB3AbsoluteIntersect(s,r))return t}return null}isPositionAboveOrBelowBuilding(e){const t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}worldPosToStoreyMap(e,t,i){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;const o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,n=o[0],a=o[1],l=o[2],A=o[3]-n,h=o[4]-a,c=o[5]-l,u=this.viewer.camera.worldUp,d=u[0]>u[1]&&u[0]>u[2],p=!d&&u[1]>u[0]&&u[1]>u[2];!d&&!p&&u[2]>u[0]&&(u[2],u[1]);const f=e.width/A,g=p?e.height/c:e.height/h;return i[0]=Math.floor(e.width-(t[0]-n)*f),i[1]=Math.floor(e.height-(t[2]-l)*g),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}worldDirToStoreyMap(e,t,i){const s=this.viewer.camera,r=s.eye,o=s.look,n=d.subVec3(o,r,bC),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],A=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!A&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=n[1],i[1]=n[2]):A?(i[0]=n[0],i[1]=n[2]):(i[0]=n[0],i[1]=n[1]),d.normalizeVec2(i)}destroy(){this.viewer.scene.off(this._onModelLoaded),super.destroy()}}const BC=new Float64Array([0,0,1]),wC=new Float64Array(4);class PC{constructor(e){this.id=null,this._viewer=e.viewer,this._plugin=e,this._visible=!1,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._baseDir=d.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),Y(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=d.vec3PairToQuaternion(BC,e,wC)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Qr(t,{position:[0,0,0],scale:[5,5,5]});const s=this._rootNode,r={arrowHead:new $t(s,Pr({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new $t(s,Pr({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new $t(s,Pr({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={red:new ri(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new ri(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new ri(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new ni(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new Br(s,{geometry:new $t(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new ri(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new Br(s,{geometry:new $t(s,fo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ri(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new Br(s,{geometry:new $t(s,Cr({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new Br(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new Br(s,{geometry:new $t(s,fo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ri(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new ni(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}_bindEvents(){const e=this._rootNode,t=d.vec2(),i=this._viewer.camera,s=this._viewer.scene;let r=0,o=!1;{const t=d.vec3([0,0,0]);let n=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=s.camera.on("projMatrix",(()=>{})),this._onSceneTick=s.on("tick",(()=>{o=!1;const l=Math.abs(d.lenVec3(d.subVec3(s.camera.eye,this._pos,t)));if(l!==n&&"perspective"===i.projection){const t=.07*(Math.tan(i.perspective.fov*d.DEGTORAD)*l);e.scale=[t,t,t],n=l}if("ortho"===i.projection){const t=i.ortho.scale/10;e.scale=[t,t,t],n=l}0!==r&&(a(r),r=0)}))}const n=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),a=e=>{const t=this._sectionPlane.pos,i=this._sectionPlane.dir;d.addVec3(t,d.mulVec3Scalar(i,.1*e*this._plugin.getDragSensitivity(),d.vec3())),this._sectionPlane.pos=t};{let e=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=i=>{if(i.preventDefault(),this._visible&&(this._viewer.cameraControl.pointerEnabled=!1,1===i.which)){e=!0;var s=n(i);t[0]=s[0],t[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=i=>{if(!this._visible)return;if(!e)return;if(o)return;var s=n(i);const r=s[0],l=s[1];a(l-t[1]),t[0]=r,t[1]=l}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=t=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,e&&(t.which,e=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=e=>{this._visible&&(r+=Math.max(-1,Math.min(1,40*-e.deltaY)))})}{let e,t,i=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=t=>{t.stopPropagation(),t.preventDefault(),this._visible&&(e=t.touches[0].clientY,i=e,r=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=e=>{e.stopPropagation(),e.preventDefault(),this._visible&&(o||(o=!0,t=e.touches[0].clientY,null!==i&&(r+=t-i),i=t))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=i=>{i.stopPropagation(),i.preventDefault(),this._visible&&(e=null,t=null,r=0)})}}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class CC{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new Br(t,{id:i.id,geometry:new $t(t,ei({xSize:.5,ySize:.5,zSize:.001})),material:new ri(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new li(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new ni(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new ni(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=d.vec3([0,0,0]),t=d.vec3(),i=d.vec3([0,0,1]),s=d.vec4(4),r=d.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];d.subVec3(o,this._sectionPlane.pos,e);const a=-d.dotVec3(n,e);d.normalizeVec3(n),d.mulVec3Scalar(n,a,t);const l=d.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class MC{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new _i(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Qt(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Qt(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Qt(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),s=d.vec3(),r=d.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;d.mulVec3Scalar(d.normalizeVec3(d.subVec3(o,n,i)),7),this._zUp?(d.transformVec3(t,i,s),d.transformVec3(t,a,r),e.look=[0,0,0],e.eye=d.transformVec3(t,i,s),e.up=d.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new CC(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const EC=d.AABB3(),FC=d.vec3();class IC extends z{constructor(e,t={}){if(super("FaceAlignedSectionPlanesPlugin",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,this._dragSensitivity=t.dragSensitivity||1,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new MC(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;EC.set(this.viewer.scene.aabb),d.getAABB3Center(EC,FC),EC[0]+=t[0]-FC[0],EC[1]+=t[1]-FC[1],EC[2]+=t[2]-FC[2],EC[3]+=t[0]-FC[0],EC[4]+=t[1]-FC[1],EC[5]+=t[2]-FC[2],this.viewer.cameraFlight.flyTo({aabb:EC,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}null===t.controlElementId||void 0===t.controlElementId?this.error("Parameter expected: controlElementId"):(this._controlElement=document.getElementById(t.controlElementId),this._controlElement||this.warn("Can't find control element: '"+t.controlElementId+"' - will create plugin without control element")),this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setDragSensitivity(e){this._dragSensitivity=e||1}getDragSensitivity(){return this._dragSensitivity}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new Ir(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new PC(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(let e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){let t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){let e=this._freeControls.pop();for(;e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}class DC extends z{constructor(e){super("skyboxes",e),this.skyboxes={}}send(e,t){if("clear"===e)this.clear()}createSkybox(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new Zu(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}destroySkybox(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}clear(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}destroy(){this.clear(),super.clear()}}class SC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getSTL(e,t,i){e=this._cacheBusterURL(e);const s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}const TC=d.vec3();class RC{load(e,t,i,s,r,o){s=s||{};const n=e.viewer.scene.canvas.spinner;n.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{const r=QC(i);LC(r)?UC(e,r,t,s):kC(e,NC(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{const o=QC(i);LC(o)?UC(e,o,t,s):kC(e,NC(i),t,s),n.processes--,I.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}}),(function(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}))}parse(e,t,i,s){const r=e.viewer.scene.canvas.spinner;r.processes++;try{const o=QC(i);LC(o)?UC(e,o,t,s):kC(e,NC(i),t,s),r.processes--,I.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}function LC(e){const t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;const i=[115,111,108,105,100];for(var s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function UC(e,t,i,s){const r=new DataView(t),o=r.getUint32(80,!0);let n,a,l,A,h,c,u,d=!1,p=null,f=null,g=null,m=!1;for(let e=0;e<70;e++)1129270351===r.getUint32(e,!1)&&82===r.getUint8(e+4)&&61===r.getUint8(e+5)&&(d=!0,A=[],h=r.getUint8(e+6)/255,c=r.getUint8(e+7)/255,u=r.getUint8(e+8)/255,r.getUint8(e+9));const _=new Gr(i,{roughness:.5});let v=[],b=[],y=s.splitMeshes;for(let e=0;e<o;e++){let t=84+50*e,o=r.getFloat32(t,!0),x=r.getFloat32(t+4,!0),B=r.getFloat32(t+8,!0);if(d){let e=r.getUint16(t+48,!0);0==(32768&e)?(n=(31&e)/31,a=(e>>5&31)/31,l=(e>>10&31)/31):(n=h,a=c,l=u),(y&&n!==p||a!==f||l!==g)&&(null!==p&&(m=!0),p=n,f=a,g=l)}for(let e=1;e<=3;e++){let i=t+12*e;v.push(r.getFloat32(i,!0)),v.push(r.getFloat32(i+4,!0)),v.push(r.getFloat32(i+8,!0)),b.push(o,x,B),d&&A.push(n,a,l,1)}y&&m&&(OC(i,v,b,A,_,s),v=[],b=[],A=A?[]:null,m=!1)}v.length>0&&OC(i,v,b,A,_,s)}function kC(e,t,i,s){const r=/facet([\s\S]*?)endfacet/g;let o=0;const n=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,a=new RegExp("vertex"+n+n+n,"g"),l=new RegExp("normal"+n+n+n,"g"),A=[],h=[];let c,u,d,p,f,g,m;for(;null!==(p=r.exec(t));){for(f=0,g=0,m=p[0];null!==(p=l.exec(m));)c=parseFloat(p[1]),u=parseFloat(p[2]),d=parseFloat(p[3]),g++;for(;null!==(p=a.exec(m));)A.push(parseFloat(p[1]),parseFloat(p[2]),parseFloat(p[3])),h.push(c,u,d),f++;1!==g&&e.error("Error in normal of face "+o),3!==f&&e.error("Error in positions of face "+o),o++}OC(i,A,h,null,new Gr(i,{roughness:.5}),s)}function OC(e,t,i,s,r,o){const n=new Int32Array(t.length/3);for(let e=0,t=n.length;e<t;e++)n[e]=e;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,o.smoothNormals&&d.faceToVertexNormals(t,i,o);const a=TC;Z(t,t,a);const l=new $t(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:n}),A=new Br(e,{origin:0!==a[0]||0!==a[1]||0!==a[2]?a:null,geometry:l,material:r,edges:o.edges});e.addChild(A)}function NC(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function QC(e){if("string"==typeof e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}class VC extends z{constructor(e,t={}){super("STLLoader",e,t),this._sceneGraphLoader=new RC,this.dataSource=t.dataSource}set dataSource(e){this._dataSource=e||new SC}get dataSource(){return this._dataSource}load(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Qr(this.viewer.scene,y.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}class HC{createRootNode(){return document.createElement("ul")}createNodeElement(e,t,i,s,r){const o=document.createElement("li");if(o.id=e.nodeId,e.xrayed&&o.classList.add("xrayed-node"),e.children.length>0){const i=document.createElement("a");i.href="#",i.id=`switch-${e.nodeId}`,i.textContent="+",i.classList.add("plus"),t&&i.addEventListener("click",t),o.appendChild(i)}const n=document.createElement("input");n.id=`checkbox-${e.nodeId}`,n.type="checkbox",n.checked=e.checked,n.style["pointer-events"]="all",i&&n.addEventListener("change",i),o.appendChild(n);const a=document.createElement("span");return a.textContent=e.title,o.appendChild(a),s&&(a.oncontextmenu=s),r&&(a.onclick=r),o}createDisabledNodeElement(e){const t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);const s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}addChildren(e,t){const i=document.createElement("ul");t.forEach((e=>{i.appendChild(e)})),e.parentElement.appendChild(i)}expand(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}collapse(e,t,i){if(!e)return;const s=e.parentElement;if(!s)return;const r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}isExpanded(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}getId(e){return e.parentElement.id}getIdFromCheckbox(e){return e.id.replace("checkbox-","")}getSwitchElement(e){return document.getElementById(`switch-${e}`)}isChecked(e){return e.checked}setCheckbox(e,t){const i=document.getElementById(`checkbox-${e}`);i&&t!==i.checked&&(i.checked=t)}setXRayed(e,t){const i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}setHighlighted(e,t){const i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}const jC=[];class GC extends z{constructor(e,t={}){super("TreeViewPlugin",e),this.errors=[],this.valid=!0;const i=t.containerElement||document.getElementById(t.containerElementId);if(i instanceof HTMLElement){for(let e=0;;e++)if(!jC[e]){jC[e]=this,this._index=e,this._id=`tree-${e}`;break}if(this._containerElement=i,this._metaModels={},this._autoAddModels=!1!==t.autoAddModels,this._autoExpandDepth=t.autoExpandDepth||0,this._sortNodes=!1!==t.sortNodes,this._viewer=e,this._rootElement=null,this._muteSceneEvents=!1,this._muteTreeEvents=!1,this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._rootNames={},this._sortNodes=t.sortNodes,this._pruneEmptyNodes=t.pruneEmptyNodes,this._showListItemElementId=null,this._renderService=t.renderService||new HC,!this._renderService)throw new Error("TreeViewPlugin: no render service set");if(this._containerElement.oncontextmenu=e=>{e.preventDefault()},this._onObjectVisibility=this._viewer.scene.on("objectVisibility",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;const s=e.visible;if(!(s!==i.checked))return;this._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,this._renderService.setCheckbox(i.nodeId,s);let r=i.parent;for(;r;)r.checked=s,s?r.numVisibleEntities++:r.numVisibleEntities--,this._renderService.setCheckbox(r.nodeId,r.numVisibleEntities>0),r=r.parent;this._muteTreeEvents=!1})),this._onObjectXrayed=this._viewer.scene.on("objectXRayed",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;this._muteTreeEvents=!0;const s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,this._renderService.setXRayed(i.nodeId,s),this._muteTreeEvents=!1)})),this._switchExpandHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._expandSwitchElement(t)},this._switchCollapseHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._collapseSwitchElement(t)},this._checkboxChangeHandler=e=>{if(this._muteTreeEvents)return;this._muteSceneEvents=!0;const t=e.target,i=this._renderService.isChecked(t),s=this._renderService.getIdFromCheckbox(t),r=this._nodeNodes[s],o=this._viewer.scene.objects;let n=0;this._withNodeTree(r,(e=>{const t=e.objectId,s=o[t],r=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,r&&i!==e.checked&&n++,e.checked=i,this._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));let a=r.parent;for(;a;)a.checked=i,i?a.numVisibleEntities+=n:a.numVisibleEntities-=n,this._renderService.setCheckbox(a.nodeId,a.numVisibleEntities>0),a=a.parent;this._muteSceneEvents=!1},this._hierarchy=t.hierarchy||"containment",this._autoExpandDepth=t.autoExpandDepth||0,this._autoAddModels){const e=Object.keys(this.viewer.metaScene.metaModels);for(let t=0,i=e.length;t<i;t++){const i=e[t];this.viewer.metaScene.metaModels[i].finalized&&this.addModel(i)}this.viewer.scene.on("modelLoaded",(e=>{this.viewer.metaScene.metaModels[e]&&this.addModel(e)}))}this.hierarchy=t.hierarchy}else this.error("Mandatory config expected: valid containerElementId or containerElement")}set hierarchy(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}get hierarchy(){return this._hierarchy}addModel(e,t={}){if(!this._containerElement)return;const i=this.viewer.scene.models[e];if(!i)throw"Model not found: "+e;const s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,t&&t.rootName&&(this._rootNames[e]=t.rootName),i.on("destroyed",(()=>{this.removeModel(i.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}removeModel(e){if(!this._containerElement)return;this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes())}showNode(e){this.unShowNode();const t=this._objectNodes[e];if(!t)return;const i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;const r=[];r.unshift(t);let o=t.parent;for(;o;)r.unshift(o),o=o.parent;for(let e=0,t=r.length;e<t;e++){const t=this._renderService.getSwitchElement(r[e].nodeId);t&&this._expandSwitchElement(t)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}unShowNode(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}expandToDepth(e){this.collapse();const t=(i,s)=>{if(s===e)return;const r=this._renderService.getSwitchElement(i.nodeId);if(r){this._expandSwitchElement(r);const e=i.children;for(var o=0,n=e.length;o<n;o++){const i=e[o];t(i,s+1)}}};for(let e=0,i=this._rootNodes.length;e<i;e++){const i=this._rootNodes[e];t(i,0)}}collapse(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e].objectId;this._collapseNode(t)}}withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this.withNodeTree(i[e],t)}destroy(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete jC[this._index],super.destroy())}_createNodes(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}_validate(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}_validateMetaModelForStoreysHierarchy(e=0,t,i){return!0}_createEnabledNodes(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}_createDisabledNodes(){const e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);const t=this._viewer.metaScene.rootMetaObjects;for(let i in t){const s=t[i],r=s.type,o=s.name,n=o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,a=this._renderService.createDisabledNodeElement(n);e.appendChild(a)}}_findEmptyNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._findEmptyNodes2(e[t])}_findEmptyNodes2(e,t=0){const i=this.viewer.scene,s=e.children,r=e.id,o=i.objects[r];if(e._countEntities=0,o&&e._countEntities++,s)for(let t=0,i=s.length;t<i;t++){const i=s[t];i._countEntities=this._findEmptyNodes2(i),e._countEntities+=i._countEntities}return e._countEntities}_createStoreysNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createStoreysNodes2(e[t],null,null,null)}_createStoreysNodes2(e,t,i,s){if(this._pruneEmptyNodes&&0===e._countEntities)return;const r=e.type,o=e.name,n=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:`${this._id}-${a}`,objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else if(i){if(this._viewer.scene.objects[a]){let e=(s=s||{})[r];e||(e={nodeId:`${this._id}-${i.objectId}-${r}`,objectId:`${i.objectId}-${r}`,title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,s[r]=e);const t={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t}}if(n)for(let e=0,r=n.length;e<r;e++){const r=n[e];this._createStoreysNodes2(r,t,i,s)}}_createTypesNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createTypesNodes2(e[t],null,null)}_createTypesNodes2(e,t,i){if(this._pruneEmptyNodes&&0===e._countEntities)return;const s=e.type,r=e.name,o=e.children,n=e.id;if(e.parent){if(t){if(this._viewer.scene.objects[n]){let e=i[s];e||(e={nodeId:`${this._id}-${t.objectId}-${s}`,objectId:`${t.objectId}-${s}`,title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,i[s]=e);const o={nodeId:`${this._id}-${n}`,objectId:n,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o}}}else t={nodeId:`${this._id}-${n}`,objectId:n,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(o)for(let e=0,s=o.length;e<s;e++){const s=o[e];this._createTypesNodes2(s,t,i)}}_createContainmentNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createContainmentNodes2(e[t],null)}_createContainmentNodes2(e,t){if(this._pruneEmptyNodes&&0===e._countEntities)return;const i=e.type,s=e.name||i,r=e.children,o=e.id,n={nodeId:`${this._id}-${o}`,objectId:o,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(n):this._rootNodes.push(n),this._objectNodes[n.objectId]=n,this._nodeNodes[n.nodeId]=n,r)for(let e=0,t=r.length;e<t;e++){const t=r[e];this._createContainmentNodes2(t,n)}}_doSortNodes(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e];this._sortChildren(t)}}_sortChildren(e){const t=e.children;if(t&&0!==t.length){"storeys"===this._hierarchy&&"IfcBuilding"===e.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(let e=0,i=t.length;e<i;e++){const i=t[e];this._sortChildren(i)}}}_getSpatialSortFunc(){const e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=(e,r)=>{e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));let o=0;return o=i.xUp?0:i.yUp?1:2,e.aabb[o]>r.aabb[o]?-1:e.aabb[o]<r.aabb[o]?1:0})}_alphaSortFunc(e,t){const i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}_synchNodesToEntities(){const e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects;for(let s=0,r=e.length;s<r;s++){const r=e[s];if(t[r]){const e=this._objectNodes[r];if(e){const t=i[r];if(t){const i=t.visible;e.numEntities=1,e.xrayed=t.xrayed,i?(e.numVisibleEntities=1,e.checked=!0):(e.numVisibleEntities=0,e.checked=!1);let s=e.parent;for(;s;)s.numEntities++,i&&(s.numVisibleEntities++,s.checked=!0),s=s.parent}}}}}_withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this._withNodeTree(i[e],t)}_createTrees(){if(0===this._rootNodes.length)return;const e=this._rootNodes.map((e=>this._createNodeElement(e))),t=this._renderService.createRootNode();e.forEach((e=>{t.appendChild(e)})),this._containerElement.appendChild(t),this._rootElement=t}_createNodeElement(e){return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(t=>{this.fire("contextmenu",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}),(t=>{this.fire("nodeTitleClicked",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}))}_expandSwitchElement(e){if(this._renderService.isExpanded(e))return;const t=this._renderService.getId(e),i=this._nodeNodes[t].children.map((e=>this._createNodeElement(e)));this._renderService.addChildren(e,i),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}_collapseNode(e){const t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}_collapseSwitchElement(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}class zC{constructor(e){this._scene=e,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=e.on("modelLoaded",(t=>{const i=e.models[t];i&&this._addModel(i)})),this._onTick=e.on("tick",(()=>{this._dirty&&this._build(),this._applyChanges()}))}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._dirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}_build(){if(!this._dirty)return;this._applyChanges();const e=this._scene.objects;for(let e=0;e<this._numObjects;e++)this._objects[e]=null;this._numObjects=0;for(let t in e){const i=e[t];this._objects[this._numObjects++]=i}this._lenObjectsChangedList=0,this._dirty=!1}_applyChanges(){if(this._lenObjectsChangedList>0){for(let e=0;e<this._lenObjectsChangedList;e++){const t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],o=s||r;i.culled=o,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}get objects(){return this._dirty&&this._build(),this._objects}get numObjects(){return this._dirty&&this._build(),this._numObjects}setObjectViewCulled(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}setObjectDetailCulled(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}_destroy(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}const WC={};const KC=new Float32Array(3);class XC extends z{constructor(e,t={}){super("ViewCull",e),this._objectCullStates=function(e){const t=e.id;let i=WC[t];return i||(i=new zC(e),WC[t]=i,e.on("destroyed",(()=>{delete 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a=o.slice();if(a[n+3]=(o[n]+o[n+3])/2,e.left={aabb:a,intersection:N.INTERSECT},d.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1)}if(!e.right){const a=o.slice();if(a[n]=(o[n]+o[n+3])/2,e.right={aabb:a,intersection:N.INTERSECT},d.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1)}e.objects=e.objects||[],e.objects.push(i),d.expandAABB3(e.aabb,r)}_visitKDNode(e,t=N.INTERSECT){if(t!==N.INTERSECT&&e.intersects===t)return;t===N.INTERSECT&&(t=V(this._frustum,e.aabb),e.intersects=t);const i=t===N.OUTSIDE,s=e.objects;if(s&&s.length>0)for(let e=0,t=s.length;e<t;e++){const t=s[e];this._objectCullStates.setObjectViewCulled(t,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}send(e,t){}destroy(){super.destroy(),this._clear();const e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}}class JC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getManifest(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getMetaModel(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getXKT(e,t,i){var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",this._cacheBusterURL(e),!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : 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i,s,r=e.max_chain_length,o=e.strstart,n=e.prev_length,a=e.nice_match;const l=e.strstart>e.w_size-Ae?e.strstart-(e.w_size-Ae):0,A=e.window,h=e.w_mask,c=e.prev,u=e.strstart+le;let d=A[o+n-1],p=A[o+n];e.prev_length>=e.good_match&&(r>>=2),a>e.lookahead&&(a=e.lookahead);do{if(i=t,A[i+n]===p&&A[i+n-1]===d&&A[i]===A[o]&&A[++i]===A[o+1]){o+=2,i++;do{}while(A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&o<u);if(s=le-(u-o),o=u-le,s>n){if(e.match_start=t,n=s,s>=a)break;d=A[o+n-1],p=A[o+n]}}}while((t=c[t&h])>l&&0!=--r);return n<=e.lookahead?n:e.lookahead},we=e=>{const t=e.w_size;let 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i,s,r,o=e.pending_buf_size-5>e.w_size?e.w_size:e.pending_buf_size-5,n=0,a=e.strm.avail_in;do{if(i=65535,r=e.bi_valid+42>>3,e.strm.avail_out<r)break;if(r=e.strm.avail_out-r,s=e.strstart-e.block_start,i>s+e.strm.avail_in&&(i=s+e.strm.avail_in),i>r&&(i=r),i<o&&(0===i&&t!==K||t===G||i!==s+e.strm.avail_in))break;n=t===K&&i===s+e.strm.avail_in?1:0,Q(e,0,0,n),e.pending_buf[e.pending-4]=i,e.pending_buf[e.pending-3]=i>>8,e.pending_buf[e.pending-2]=~i,e.pending_buf[e.pending-1]=~i>>8,_e(e.strm),s&&(s>i&&(s=i),e.strm.output.set(e.window.subarray(e.block_start,e.block_start+s),e.strm.next_out),e.strm.next_out+=s,e.strm.avail_out-=s,e.strm.total_out+=s,e.block_start+=s,i-=s),i&&(xe(e.strm,e.strm.output,e.strm.next_out,i),e.strm.next_out+=i,e.strm.avail_out-=i,e.strm.total_out+=i)}while(0===n);return 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i,s;for(;;){if(e.lookahead<Ae){if(we(e),e.lookahead<Ae&&t===G)return 1;if(0===e.lookahead)break}if(i=0,e.lookahead>=3&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),0!==i&&e.strstart-i<=e.w_size-Ae&&(e.match_length=Be(e,i)),e.match_length>=3)if(s=H(e,e.strstart-e.match_start,e.match_length-3),e.lookahead-=e.match_length,e.match_length<=e.max_lazy_match&&e.lookahead>=3){e.match_length--;do{e.strstart++,e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart}while(0!=--e.match_length);e.strstart++}else e.strstart+=e.match_length,e.match_length=0,e.ins_h=e.window[e.strstart],e.ins_h=me(e,e.ins_h,e.window[e.strstart+1]);else s=H(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++;if(s&&(ve(e,!1),0===e.strm.avail_out))return 1}return e.insert=e.strstart<2?e.strstart:2,t===K?(ve(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(ve(e,!1),0===e.strm.avail_out)?1:2},Me=(e,t)=>{let i,s,r;for(;;){if(e.lookahead<Ae){if(we(e),e.lookahead<Ae&&t===G)return 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t===J&&((i=e.state).window_size=2*i.w_size,fe(i.head),i.max_lazy_match=Fe[i.level].max_lazy,i.good_match=Fe[i.level].good_length,i.nice_match=Fe[i.level].nice_length,i.max_chain_length=Fe[i.level].max_chain,i.strstart=0,i.block_start=0,i.lookahead=0,i.insert=0,i.match_length=i.prev_length=2,i.match_available=0,i.ins_h=0),t},Re=(e,t,i,s,r,o)=>{if(!e)return Z;let n=1;if(t===ee&&(t=6),s<0?(n=0,s=-s):s>15&&(n=2,s-=16),r<1||r>9||i!==ae||s<8||s>15||t<0||t>9||o<0||o>re||8===s&&1!==n)return de(e,Z);8===s&&(s=9);const a=new Ie;return e.state=a,a.strm=e,a.status=he,a.wrap=n,a.gzhead=null,a.w_bits=s,a.w_size=1<<a.w_bits,a.w_mask=a.w_size-1,a.hash_bits=r+7,a.hash_size=1<<a.hash_bits,a.hash_mask=a.hash_size-1,a.hash_shift=~~((a.hash_bits+3-1)/3),a.window=new Uint8Array(2*a.w_size),a.head=new Uint16Array(a.hash_size),a.prev=new Uint16Array(a.w_size),a.lit_bufsize=1<<r+6,a.pending_buf_size=4*a.lit_bufsize,a.pending_buf=new Uint8Array(a.pending_buf_size),a.sym_buf=a.lit_bufsize,a.sym_end=3*(a.lit_bufsize-1),a.level=t,a.strategy=o,a.method=i,Te(e)};var Le=Re,Ue=(e,t)=>De(e)||2!==e.state.wrap?Z:(e.state.gzhead=t,J),ke=(e,t)=>{if(De(e)||t>X||t<0)return e?de(e,Z):Z;const i=e.state;if(!e.output||0!==e.avail_in&&!e.input||i.status===ue&&t!==K)return de(e,0===e.avail_out?$:Z);const s=i.last_flush;if(i.last_flush=t,0!==i.pending){if(_e(e),0===e.avail_out)return i.last_flush=-1,J}else if(0===e.avail_in&&pe(t)<=pe(s)&&t!==K)return de(e,$);if(i.status===ue&&0!==e.avail_in)return de(e,$);if(i.status===he&&0===i.wrap&&(i.status=ce),i.status===he){let t=ae+(i.w_bits-8<<4)<<8,s=-1;if(s=i.strategy>=ie||i.level<2?0:i.level<6?1:6===i.level?2:3,t|=s<<6,0!==i.strstart&&(t|=32),t+=31-t%31,ye(i,t),0!==i.strstart&&(ye(i,e.adler>>>16),ye(i,65535&e.adler)),e.adler=1,i.status=ce,_e(e),0!==i.pending)return i.last_flush=-1,J}if(57===i.status)if(e.adler=0,be(i,31),be(i,139),be(i,8),i.gzhead)be(i,(i.gzhead.text?1:0)+(i.gzhead.hcrc?2:0)+(i.gzhead.extra?4:0)+(i.gzhead.name?8:0)+(i.gzhead.comment?16:0)),be(i,255&i.gzhead.time),be(i,i.gzhead.time>>8&255),be(i,i.gzhead.time>>16&255),be(i,i.gzhead.time>>24&255),be(i,9===i.level?2:i.strategy>=ie||i.level<2?4:0),be(i,255&i.gzhead.os),i.gzhead.extra&&i.gzhead.extra.length&&(be(i,255&i.gzhead.extra.length),be(i,i.gzhead.extra.length>>8&255)),i.gzhead.hcrc&&(e.adler=U(e.adler,i.pending_buf,i.pending,0)),i.gzindex=0,i.status=69;else if(be(i,0),be(i,0),be(i,0),be(i,0),be(i,0),be(i,9===i.level?2:i.strategy>=ie||i.level<2?4:0),be(i,3),i.status=ce,_e(e),0!==i.pending)return i.last_flush=-1,J;if(69===i.status){if(i.gzhead.extra){let t=i.pending,s=(65535&i.gzhead.extra.length)-i.gzindex;for(;i.pending+s>i.pending_buf_size;){let r=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+r),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>t&&(e.adler=U(e.adler,i.pending_buf,i.pending-t,t)),i.gzindex+=r,_e(e),0!==i.pending)return i.last_flush=-1,J;t=0,s-=r}let r=new Uint8Array(i.gzhead.extra);i.pending_buf.set(r.subarray(i.gzindex,i.gzindex+s),i.pending),i.pending+=s,i.gzhead.hcrc&&i.pending>t&&(e.adler=U(e.adler,i.pending_buf,i.pending-t,t)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){let t,s=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s)),_e(e),0!==i.pending)return i.last_flush=-1,J;s=0}t=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,be(i,t)}while(0!==t);i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){let 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n=function(e){return{metadata:e[0],positions:e[1],normals:e[2],colors:e[3],indices:e[4],edgeIndices:e[5],matrices:e[6],reusedGeometriesDecodeMatrix:e[7],eachGeometryPrimitiveType:e[8],eachGeometryPositionsPortion:e[9],eachGeometryNormalsPortion:e[10],eachGeometryColorsPortion:e[11],eachGeometryIndicesPortion:e[12],eachGeometryEdgeIndicesPortion:e[13],eachMeshGeometriesPortion:e[14],eachMeshMatricesPortion:e[15],eachMeshMaterial:e[16],eachEntityId:e[17],eachEntityMeshesPortion:e[18],eachTileAABB:e[19],eachTileEntitiesPortion:e[20]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:PM.inflate(e,t).buffer}return{metadata:JSON.parse(PM.inflate(e.metadata,{to:"string"})),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new 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Q=Yt.createPositionsDecodeMatrix(U),V={};for(let r=a;r<=D;r++){const a=C[r],E=t.globalizeObjectIds?d.globalizeObjectId(s.id,a):a,F=r===S-1,D=M[r],T=F?B.length-1:M[r+1]-1,O=[],N=e.metaScene.metaObjects[E],H={},j={};if(N){if(t.excludeTypesMap&&N.type&&t.excludeTypesMap[N.type])continue;if(t.includeTypesMap&&N.type&&!t.includeTypesMap[N.type])continue;const e=t.objectDefaults?t.objectDefaults[N.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(H.visible=!1),!1===e.pickable&&(H.pickable=!1),e.colorize&&(j.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(j.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(j.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(j.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=D;e<=T;e++){const r=B[e],a=R[r]>1,C=r===I-1,M=EM(P.subarray(6*e,6*e+3)),E=P[6*e+3]/255,F=P[6*e+4]/255,D=P[6*e+5]/255,S=o.getNextId();if(a){const o=w[e],a=p.slice(o,o+16),B=`${n}-geometry.${i}.${r}`;let 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n=o.getNextId(),a=i.metadata,l=i.textureData,A=i.eachTextureDataPortion,h=i.eachTextureAttributes,c=i.positions,u=i.normals,p=i.colors,f=i.uvs,g=i.indices,m=i.edgeIndices,_=i.eachTextureSetTextures,v=i.matrices,b=i.reusedGeometriesDecodeMatrix,x=i.eachGeometryPrimitiveType,B=i.eachGeometryPositionsPortion,w=i.eachGeometryNormalsPortion,P=i.eachGeometryColorsPortion,C=i.eachGeometryUVsPortion,M=i.eachGeometryIndicesPortion,E=i.eachGeometryEdgeIndicesPortion,F=i.eachMeshGeometriesPortion,I=i.eachMeshMatricesPortion,D=i.eachMeshTextureSet,S=i.eachMeshMaterialAttributes,T=i.eachEntityId,R=i.eachEntityMeshesPortion,L=i.eachTileAABB,U=i.eachTileEntitiesPortion,k=A.length,O=_.length/5,N=B.length,Q=F.length,V=R.length,H=U.length;r&&r.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(let e=0;e<k;e++){const t=e===k-1,i=A[e],r=t?l.length:A[e+1],o=r-i>0,a=9*e,c=1===h[a+0],u=h[a+1];h[a+2],h[a+3];const d=h[a+4],p=h[a+5],f=h[a+6],g=h[a+7],m=h[a+8];if(o){const t=new Uint8Array(l.subarray(i,r)).buffer,o=`${n}-texture-${e}`;if(c)s.createTexture({id:o,buffers:[t],minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m});else{const e=new Blob([t],{type:10001===u?"image/jpeg":10002===u?"image/png":"image/gif"}),i=(window.URL||window.webkitURL).createObjectURL(e),r=document.createElement("img");r.src=i,s.createTexture({id:o,image:r,minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m})}}}for(let e=0;e<O;e++){const t=5*e,i=`${n}-textureSet-${e}`,r=_[t+0],o=_[t+1],a=_[t+2],l=_[t+3],A=_[t+4];s.createTextureSet({id:i,colorTextureId:r>=0?`${n}-texture-${r}`:null,normalsTextureId:a>=0?`${n}-texture-${a}`:null,metallicRoughnessTextureId:o>=0?`${n}-texture-${o}`:null,emissiveTextureId:l>=0?`${n}-texture-${l}`:null,occlusionTextureId:A>=0?`${n}-texture-${A}`:null})}const j=new Uint32Array(N);for(let e=0;e<Q;e++){const t=F[e];void 0!==j[t]?j[t]++:j[t]=1}const G=d.vec3(),z=d.AABB3(),W={};for(let i=0;i<H;i++){const 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r=F[e],a=j[r]>1,l=r===N-1,A=D[e],h=A>=0?`${n}-textureSet-${A}`:null,T=TM(S.subarray(6*e,6*e+3)),R=S[6*e+3]/255,L=S[6*e+4]/255,O=S[6*e+5]/255,Q=o.getNextId();if(a){const o=I[e],a=v.slice(o,o+16),A=`${n}-geometry.${i}.${r}`;let F=W[A];if(!F){F={batchThisMesh:!t.reuseGeometries};let e=!1;switch(x[r]){case 0:F.primitiveName="solid",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 1:F.primitiveName="surface",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryColors=p.subarray(P[r],l?p.length:P[r+1]),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 4:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=RM(F.geometryPositions,g.subarray(M[r],l?g.length:M[r+1])),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length),F.transformedAndRecompressedPositions=new Uint16Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,W[A]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=F.transformedAndRecompressedPositions;for(let i=0,s=e.length;i<s;i+=3)DM[0]=e[i+0],DM[1]=e[i+1],DM[2]=e[i+2],DM[3]=1,d.transformVec4(a,DM,SM),Yt.compressPosition(SM,z,DM),t[i+0]=DM[0],t[i+1]=DM[1],t[i+2]=DM[2];s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:_,color:T,metallic:L,roughness:O,opacity:R})),U.push(Q)}else k[A]||(s.createGeometry({id:A,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),k[A]=!0),s.createMesh(y.apply(H,{id:Q,geometryId:A,textureSetId:h,matrix:a,color:T,metallic:L,roughness:O,opacity:R,origin:G})),U.push(Q)}else{let e,t,i,o,n,a,A,d=!1;switch(x[r]){case 0:e="solid",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 1:e="surface",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 2:e="points",t=c.subarray(B[r],l?c.length:B[r+1]),n=p.subarray(P[r],l?p.length:P[r+1]),d=t.length>0;break;case 3:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),d=t.length>0&&a.length>0;break;case 4:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=RM(t,g.subarray(M[r],l?g.length:M[r+1])),d=t.length>0&&a.length>0;break;default:continue}d&&(s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:e,positionsCompressed:t,normalsCompressed:i,uv:o&&o.length>0?o:null,colorsCompressed:n,indices:a,edgeIndices:A,positionsDecodeMatrix:_,color:T,metallic:L,roughness:O,opacity:R})),U.push(Q))}}U.length>0&&s.createEntity(y.apply(Q,{id:l,isObject:!0,meshIds:U}))}}}(e,t,a,s,r,o)}},UM=d.vec4(),kM=d.vec4();const OM=function(){const e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();function NM(e,t){const i=[];if(t.length>1)for(let e=0,s=t.length-1;e<s;e++)i.push(t[e]),i.push(t[e+1]);else if(e.length>1)for(let t=0,s=e.length/3-1;t<s;t++)i.push(t),i.push(t+1);return i}!function(){const e=document.createElement("canvas"),t=e.getContext("2d")}();const QM={version:11,parseArrayBuffer:function(e,t,i,s,r,o){const n=function(e){const t=function(){const e=new ArrayBuffer(2);return new Uint16Array(e)[0]=1,1!==new Uint8Array(e)[0]}(),i=function(){let i=0;const s=new DataView(e);return function(r){const o=1+2*i++,n=s.getUint32(4*o,!0),a=s.getUint32(4*(o+1),!0),l=r.BYTES_PER_ELEMENT;if(t&&l>1){const t=new Uint8Array(e,n,a),i=l/2,s=t.length/l;for(let e=0;e<s;e++){const s=e*l;for(let e=0;e<i;e++){const i=s+e,r=s-e+l-1,o=t[i];t[i]=t[r],t[r]=o}}}return new r(e,n,a/l)}}(),s=function(){const e=new TextDecoder;return()=>JSON.parse(e.decode(i(Uint8Array)))}();return{metadata:s(),textureData:i(Uint8Array),eachTextureDataPortion:i(Uint32Array),eachTextureAttributes:i(Uint16Array),positions:i(Uint16Array),normals:i(Int8Array),colors:i(Uint8Array),uvs:i(Float32Array),indices:i(Uint32Array),edgeIndices:i(Uint32Array),eachTextureSetTextures:i(Int32Array),matrices:i(Float32Array),reusedGeometriesDecodeMatrix:i(Float32Array),eachGeometryPrimitiveType:i(Uint8Array),eachGeometryPositionsPortion:i(Uint32Array),eachGeometryNormalsPortion:i(Uint32Array),eachGeometryColorsPortion:i(Uint32Array),eachGeometryUVsPortion:i(Uint32Array),eachGeometryIndicesPortion:i(Uint32Array),eachGeometryEdgeIndicesPortion:i(Uint32Array),eachMeshGeometriesPortion:i(Uint32Array),eachMeshMatricesPortion:i(Uint32Array),eachMeshTextureSet:i(Int32Array),eachMeshMaterialAttributes:i(Uint8Array),eachEntityId:s(),eachEntityMeshesPortion:i(Uint32Array),eachTileAABB:i(Float64Array),eachTileEntitiesPortion:i(Uint32Array)}}(i);!function(e,t,i,s,r,o){const n=o.getNextId(),a=i.metadata,l=i.textureData,A=i.eachTextureDataPortion,h=i.eachTextureAttributes,c=i.positions,u=i.normals,p=i.colors,f=i.uvs,g=i.indices,m=i.edgeIndices,_=i.eachTextureSetTextures,v=i.matrices,b=i.reusedGeometriesDecodeMatrix,x=i.eachGeometryPrimitiveType,B=i.eachGeometryPositionsPortion,w=i.eachGeometryNormalsPortion,P=i.eachGeometryColorsPortion,C=i.eachGeometryUVsPortion,M=i.eachGeometryIndicesPortion,E=i.eachGeometryEdgeIndicesPortion,F=i.eachMeshGeometriesPortion,I=i.eachMeshMatricesPortion,D=i.eachMeshTextureSet,S=i.eachMeshMaterialAttributes,T=i.eachEntityId,R=i.eachEntityMeshesPortion,L=i.eachTileAABB,U=i.eachTileEntitiesPortion,k=A.length,O=_.length/5,N=B.length,Q=F.length,V=R.length,H=U.length;r&&r.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(let e=0;e<k;e++){const t=e===k-1,i=A[e],r=t?l.length:A[e+1],o=r-i>0,a=9*e,c=1===h[a+0],u=h[a+1];h[a+2],h[a+3];const d=h[a+4],p=h[a+5],f=h[a+6],g=h[a+7],m=h[a+8];if(o){const t=new Uint8Array(l.subarray(i,r)).buffer,o=`${n}-texture-${e}`;if(c)s.createTexture({id:o,buffers:[t],minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m});else{const e=new Blob([t],{type:10001===u?"image/jpeg":10002===u?"image/png":"image/gif"}),i=(window.URL||window.webkitURL).createObjectURL(e),r=document.createElement("img");r.src=i,s.createTexture({id:o,image:r,minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m})}}}for(let e=0;e<O;e++){const t=5*e,i=`${n}-textureSet-${e}`,r=_[t+0],o=_[t+1],a=_[t+2],l=_[t+3],A=_[t+4];s.createTextureSet({id:i,colorTextureId:r>=0?`${n}-texture-${r}`:null,normalsTextureId:a>=0?`${n}-texture-${a}`:null,metallicRoughnessTextureId:o>=0?`${n}-texture-${o}`:null,emissiveTextureId:l>=0?`${n}-texture-${l}`:null,occlusionTextureId:A>=0?`${n}-texture-${A}`:null})}const j=new Uint32Array(N);for(let e=0;e<Q;e++){const t=F[e];void 0!==j[t]?j[t]++:j[t]=1}const G=d.vec3(),z=d.AABB3(),W={};for(let i=0;i<H;i++){const r=i===H-1,a=U[i],l=r?V-1:U[i+1]-1,A=6*i,h=L.subarray(A,A+6);d.getAABB3Center(h,G),z[0]=h[0]-G[0],z[1]=h[1]-G[1],z[2]=h[2]-G[2],z[3]=h[3]-G[0],z[4]=h[4]-G[1],z[5]=h[5]-G[2];const _=Yt.createPositionsDecodeMatrix(z),k={};for(let r=a;r<=l;r++){const a=T[r],l=t.globalizeObjectIds?d.globalizeObjectId(s.id,a):a,A=r===V-1,h=R[r],L=A?F.length-1:R[r+1]-1,U=[],O=e.metaScene.metaObjects[l],Q={},H={};if(O){if(t.excludeTypesMap&&O.type&&t.excludeTypesMap[O.type])continue;if(t.includeTypesMap&&O.type&&!t.includeTypesMap[O.type])continue;const e=t.objectDefaults?t.objectDefaults[O.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(Q.visible=!1),!1===e.pickable&&(Q.pickable=!1),e.colorize&&(H.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(H.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(H.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(H.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=h;e<=L;e++){const r=F[e],a=j[r]>1,l=r===N-1,A=D[e],h=A>=0?`${n}-textureSet-${A}`:null,T=OM(S.subarray(6*e,6*e+3)),R=S[6*e+3]/255,L=S[6*e+4]/255,O=S[6*e+5]/255,Q=o.getNextId();if(a){const o=I[e],a=v.slice(o,o+16),A=`${n}-geometry.${i}.${r}`;let F=W[A];if(!F){F={batchThisMesh:!t.reuseGeometries};let e=!1;switch(x[r]){case 0:F.primitiveName="solid",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 1:F.primitiveName="surface",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryColors=p.subarray(P[r],l?p.length:P[r+1]),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 4:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=NM(F.geometryPositions,g.subarray(M[r],l?g.length:M[r+1])),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length),F.transformedAndRecompressedPositions=new Uint16Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,W[A]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=F.transformedAndRecompressedPositions;for(let i=0,s=e.length;i<s;i+=3)UM[0]=e[i+0],UM[1]=e[i+1],UM[2]=e[i+2],UM[3]=1,d.transformVec4(a,UM,kM),Yt.compressPosition(kM,z,UM),t[i+0]=UM[0],t[i+1]=UM[1],t[i+2]=UM[2];s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:_,color:T,metallic:L,roughness:O,opacity:R})),U.push(Q)}else k[A]||(s.createGeometry({id:A,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),k[A]=!0),s.createMesh(y.apply(H,{id:Q,geometryId:A,textureSetId:h,matrix:a,color:T,metallic:L,roughness:O,opacity:R,origin:G})),U.push(Q)}else{let e,t,i,o,n,a,A,d=!1;switch(x[r]){case 0:e="solid",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 1:e="surface",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 2:e="points",t=c.subarray(B[r],l?c.length:B[r+1]),n=p.subarray(P[r],l?p.length:P[r+1]),d=t.length>0;break;case 3:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),d=t.length>0&&a.length>0;break;case 4:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=NM(t,g.subarray(M[r],l?g.length:M[r+1])),d=t.length>0&&a.length>0;break;default:continue}d&&(s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:e,positionsCompressed:t,normalsCompressed:i,uv:o&&o.length>0?o:null,colorsCompressed:n,indices:a,edgeIndices:A,positionsDecodeMatrix:_,color:T,metallic:L,roughness:O,opacity:R})),U.push(Q))}}U.length>0&&s.createEntity(y.apply(Q,{id:l,isObject:!0,meshIds:U}))}}}(e,t,n,s,r,o)}},VM={};VM[$C.version]=$C,VM[iM.version]=iM,VM[oM.version]=oM,VM[lM.version]=lM,VM[cM.version]=cM,VM[pM.version]=pM,VM[_M.version]=_M,VM[wM.version]=wM,VM[FM.version]=FM,VM[LM.version]=LM,VM[QM.version]=QM;class HM extends z{constructor(e,t={}){super("XKTLoader",e,t),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this.textureTranscoder=t.textureTranscoder,this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,this.reuseGeometries=t.reuseGeometries}get supportedVersions(){return Object.keys(VM)}get textureTranscoder(){return this._textureTranscoder}set textureTranscoder(e){this._textureTranscoder=e}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new JC}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||JP}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}get reuseGeometries(){return this._reuseGeometries}set reuseGeometries(e){this._reuseGeometries=!1!==e}load(e={}){if(e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id),!(e.src||e.xkt||e.manifestSrc||e.manifest))return this.error("load() param expected: src, xkt, manifestSrc or manifestData"),o;const t={},i=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t.reuseGeometries=null!==e.reuseGeometries&&void 0!==e.reuseGeometries?e.reuseGeometries:!1!==this._reuseGeometries,i){t.includeTypesMap={};for(let e=0,s=i.length;e<s;e++)t.includeTypesMap[i[e]]=!0}if(s){t.excludeTypesMap={};for(let e=0,i=s.length;e<i;e++)t.excludeTypesMap[s[e]]=!0}r&&(t.objectDefaults=r),t.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,t.globalizeObjectIds=void 0!==e.globalizeObjectIds&&null!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds;const o=new Gc(this.viewer.scene,y.apply(e,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:e.origin,disableVertexWelding:e.disableVertexWelding||!1,disableIndexRebucketing:e.disableIndexRebucketing||!1,dtxEnabled:e.dtxEnabled,renderOrder:e.renderOrder})),n=o.id,a=new Nd({metaScene:this.viewer.metaScene,id:n});this.viewer.scene.canvas.spinner.processes++;const l=()=>{o.destroyed||(o.finalize(),a.finalize(),this.viewer.scene.canvas.spinner.processes--,o.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(a.id)})),this.scheduleTask((()=>{o.destroyed||(o.scene.fire("modelLoaded",o.id),o.fire("loaded",!0,!1))})))},A=e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e),o.fire("error",e)};let h=0;const c={getNextId:()=>`${n}.${h++}`};if(e.metaModelSrc||e.metaModelData)if(e.metaModelSrc){const r=e.metaModelSrc;this._dataSource.getMetaModel(r,(r=>{o.destroyed||(a.loadData(r,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,e,t,o,null,c,l,A):(this._parseModel(e.xkt,e,t,o,null,c),l()))}),(e=>{A(`load(): Failed to load model metadata for model '${n} from  '${r}' - ${e}`)}))}else e.metaModelData&&(a.loadData(e.metaModelData,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,e,t,o,null,c,l,A):(this._parseModel(e.xkt,e,t,o,null,c),l()));else if(e.src)this._loadModel(e.src,e,t,o,a,c,l,A);else if(e.xkt)this._parseModel(e.xkt,e,t,o,a,c),l();else if(e.manifestSrc||e.manifest){const r=e.manifestSrc?function(e){const t=e.split("/");return t.pop(),t.join("/")+"/"}(e.manifestSrc):"",n=(e,n,l)=>{let A=0;const h=()=>{o.destroyed||A>=e.length?n():this._dataSource.getMetaModel(`${r}${e[A]}`,(e=>{a.loadData(e,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),A++,this.scheduleTask(h,200)}),l)};h()},h=(i,s,n)=>{let a=0;const l=()=>{o.destroyed||a>=i.length?s():this._dataSource.getXKT(`${r}${i[a]}`,(i=>{this._parseModel(i,e,t,o,null,c),o.preFinalize(),a++,this.scheduleTask(l,200)}),n)};l()},u=(i,s,n)=>{let l=0;const 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XMLHttpRequest;s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}class oE extends z{constructor(e,t={}){if(super("ifcLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,!t.WebIFC)throw"Parameter expected: WebIFC";if(!t.IfcAPI)throw"Parameter expected: IfcAPI";this._webIFC=t.WebIFC,this._ifcAPI=t.IfcAPI}get supportedVersions(){return["2x3","4"]}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new rE}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||JP}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0}));if(!e.src&&!e.ifc)return this.error("load() param expected: src or IFC"),t;const i={autoNormals:!0};if(!1!==e.loadMetadata){const t=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t){i.includeTypesMap={};for(let e=0,s=t.length;e<s;e++)i.includeTypesMap[t[e]]=!0}if(s){i.excludeTypesMap={};for(let e=0,t=s.length;e<t;e++)i.excludeTypesMap[s[e]]=!0}r&&(i.objectDefaults=r),i.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds}try{e.src?this._loadModel(e.src,e,i,t):this._parseModel(e.ifc,e,i,t)}catch(e){this.error(e),t.fire("error",e)}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getIFC(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=t.stats||{};if(r.sourceFormat="IFC",r.schemaVersion="",r.title="",r.author="",r.created="",r.numMetaObjects=0,r.numPropertySets=0,r.numObjects=0,r.numGeometries=0,r.numTriangles=0,r.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";const o=new Uint8Array(e),n=this._ifcAPI.OpenModel(o),a=this._ifcAPI.GetModelSchema(n),l=this._ifcAPI.GetLineIDsWithType(n,this._webIFC.IFCPROJECT).get(0),A=!1!==t.loadMetadata,h={modelID:n,modelSchema:a,sceneModel:s,loadMetadata:A,metadata:A?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:r};if(A){if(i.includeTypes){h.includeTypes={};for(let e=0,t=i.includeTypes.length;e<t;e++)h.includeTypes[i.includeTypes[e]]=!0}if(i.excludeTypes){h.excludeTypes={};for(let e=0,t=i.excludeTypes.length;e<t;e++)h.excludeTypes[i.excludeTypes[e]]=!0}this._parseMetaObjects(h),this._parsePropertySets(h)}if(this._parseGeometry(h),s.finalize(),A){const e=s.id;this.viewer.metaScene.createMetaModel(e,h.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_parseMetaObjects(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}_parseSpatialChildren(e,t,i){const s=this._ifcAPI.GetNameFromTypeCode(t.type);if(e.includeTypes&&!e.includeTypes[s])return;if(e.excludeTypes&&e.excludeTypes[s])return;this._createMetaObject(e,t,i);const r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}_createMetaObject(e,t,i){const s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),o={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(o),e.metaObjects[s]=o,e.stats.numMetaObjects++}_parseRelatedItemsOfType(e,t,i,s,r,o){const n=this._ifcAPI.GetLineIDsWithType(e.modelID,r);for(let r=0;r<n.size();r++){const a=n.get(r),l=this._ifcAPI.GetLine(e.modelID,a),A=l[i];let h=!1;if(Array.isArray(A)){h=A.map((e=>e.value)).includes(t)}else h=A.value===t;if(h){const t=l[s];if(Array.isArray(t))t.forEach((t=>{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}));else{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}}}}_parsePropertySets(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(let i=0;i<t.size();i++){let s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){const t=r.RelatingPropertyDefinition;if(!t)continue;const i=t.GlobalId.value,s=t.HasProperties;if(s&&s.length>0){const o="Default",n=t.Name.value,a=[];for(let e=0,t=s.length;e<t;e++){const t=s[e],i=t.Name,r=t.NominalValue;if(i&&r){const e={name:i.value,type:r.type,value:r.value,valueType:r.valueType};t.Description?e.description=t.Description.value:r.description&&(e.description=r.description),a.push(e)}}const l={id:i,type:o,name:n,properties:a};e.metadata.propertySets.push(l),e.stats.numPropertySets++;const A=r.RelatedObjects;if(!A||0===A.length)return;for(let t=0,s=A.length;t<s;t++){const s=A[t].GlobalId.value,r=e.metaObjects[s];r&&(r.propertySetIds||(r.propertySetIds=[]),r.propertySetIds.push(i))}}}}}_parseGeometry(e){this._ifcAPI.StreamAllMeshes(e.modelID,(t=>{const i=t.expressID,s=t.geometries,r=[],o=this._ifcAPI.GetLine(e.modelID,i).GlobalId.value;if(e.loadMetadata){const t=o,i=e.metaObjects[t];if(e.includeTypes&&(!i||!e.includeTypes[i.type]))return;if(e.excludeTypes&&(!i||e.excludeTypes[i.type]))return}const n=d.mat4(),a=d.vec3();for(let t=0,i=s.size();t<i;t++){const i=s.get(t),o=this._ifcAPI.GetGeometry(e.modelID,i.geometryExpressID),l=this._ifcAPI.GetVertexArray(o.GetVertexData(),o.GetVertexDataSize()),A=this._ifcAPI.GetIndexArray(o.GetIndexData(),o.GetIndexDataSize()),h=new Float64Array(l.length/2),c=new Float32Array(l.length/2);for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)h[t+0]=l[6*e+0],h[t+1]=l[6*e+1],h[t+2]=l[6*e+2];n.set(i.flatTransformation),d.transformPositions3(n,h);const u=Z(h,h,a);if(!e.options.autoNormals)for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)c[t+0]=l[6*e+3],c[t+1]=l[6*e+4],c[t+2]=l[6*e+5];e.stats.numGeometries++,e.stats.numVertices+=h.length/3,e.stats.numTriangles+=A.length/3;const p="mesh"+e.nextId++;e.sceneModel.createMesh({id:p,primitive:"triangles",origin:u?a:null,positions:h,normals:e.options.autoNormals?null:c,indices:A,color:[i.color.x,i.color.y,i.color.z],opacity:i.color.w}),r.push(p)}const l=e.options.globalizeObjectIds?d.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:l,meshIds:r,isObject:!0}),e.stats.numObjects++}))}}class nE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getLAS(e,t,i){e=this._cacheBusterURL(e);var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}const aE={name:"LAS",id:"las",module:"las",version:"3.2.6",worker:!0,extensions:["las","laz"],mimeTypes:["application/octet-stream"],text:!0,binary:!0,tests:["LAS"],options:{las:{shape:"mesh",fp64:!1,skip:1,colorDepth:8}}},lE=[{item:"FileSignature",format:"char",size:4},{item:"FileSoureceID",format:"uShort",size:2},{item:"GlobalEncoding",format:"uShort",size:2},{item:"ProjectID1",format:"notUsed",size:4},{item:"ProjectID2",format:"notUsed",size:2},{item:"ProjectID3",format:"notUsed",size:2},{item:"ProjectID4",format:"notUsed",size:8},{item:"VersionMajor",format:"uChar",size:1},{item:"VersionMinor",format:"uChar",size:1},{item:"SystemIdentifier",format:"char",size:32},{item:"GeneratingSoftware",format:"char",size:32},{item:"CreationDay",format:"uShort",size:2},{item:"CreationYear",format:"uShort",size:2},{item:"HeaderSize",format:"uShort",size:2},{item:"OffsetToPointData",format:"uLong",size:4},{item:"NumberOfVariableLengthRecords",format:"uLong",size:4},{item:"PointDataFormatID",format:"uChar",size:1},{item:"PointDataRecordLength",format:"uShort",size:2},{item:"NumberOfPoints",format:"uLong",size:4},{item:"NumberOfPointByReturn",format:"uLong",size:20},{item:"ScaleFactorX",format:"double",size:8},{item:"ScaleFactorY",format:"double",size:8},{item:"ScaleFactorZ",format:"double",size:8},{item:"OffsetX",format:"double",size:8},{item:"OffsetY",format:"double",size:8},{item:"OffsetZ",format:"double",size:8},{item:"MaxX",format:"double",size:8},{item:"MinX",format:"double",size:8},{item:"MaxY",format:"double",size:8},{item:"MinY",format:"double",size:8},{item:"MaxZ",format:"double",size:8},{item:"MinZ",format:"double",size:8}],AE=[{item:"Reserved",format:"uShort",size:2},{item:"UserId",format:"char",size:16},{item:"RecordId",format:"uShort",size:2},{item:"RecordLengthAfterHeader",format:"uShort",size:2},{item:"Description",format:"char",size:32}],hE=e=>{let t=0,i=0,s=0;const r=new DataView(e),o=new Uint8Array(6e3),n=({item:s,format:o,size:n})=>{let a,l;switch(o){case"char":return l=new Uint8Array(e,t,n),t+=n,a=uE(l),[s,a];case"uShort":return a=r.getUint16(t,!0),t+=n,[s,a];case"uLong":return a=r.getUint32(t,!0),"NumberOfVariableLengthRecords"===s&&(i=a),t+=n,[s,a];case"uChar":return a=r.getUint8(t),t+=n,[s,a];case"double":return a=r.getFloat64(t,!0),t+=n,[s,a];default:t+=n}};return(()=>{const e={};lE.forEach((t=>{const i=n({...t});if(void 0!==i){if("FileSignature"===i[0]&&"LASF"!==i[1])throw new Error("Ivalid FileSignature. Is this a LAS/LAZ file");e[i[0]]=i[1]}}));const r=[];let a=i;for(;a--;){const e={};AE.forEach((i=>{const r=n({...i});e[r[0]]=r[1],"UserId"===r[0]&&"LASF_Projection"===r[1]&&(s=t-18+54)})),r.push(e)}const l=(e=>{if(void 0===e)return;const t=s+e.RecordLengthAfterHeader,i=o.slice(s,t),r=cE(i),n=new DataView(r);let a=6,l=Number(n.getUint16(a,!0));const A=[];for(;l--;){const e={};e.key=n.getUint16(a+=2,!0),e.tiffTagLocation=n.getUint16(a+=2,!0),e.count=n.getUint16(a+=2,!0),e.valueOffset=n.getUint16(a+=2,!0),A.push(e)}const h=A.find((e=>3072===e.key));if(h&&h.hasOwnProperty("valueOffset"))return h.valueOffset})(r.find((e=>"LASF_Projection"===e.UserId)));return l&&(e.epsg=l),e})()},cE=e=>{let t=new ArrayBuffer(e.length),i=new Uint8Array(t);for(let t=0;t<e.length;++t)i[t]=e[t];return t},uE=e=>{let t="";return e.forEach((e=>{let i=String.fromCharCode(e);"\0"!==i&&(t+=i)})),t.trim()};class dE extends z{constructor(e,t={}){super("lasLoader",e,t),this.dataSource=t.dataSource,this.skip=t.skip,this.fp64=t.fp64,this.colorDepth=t.colorDepth}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new nE}get skip(){return this._skip}set skip(e){this._skip=e||1}get fp64(){return this._fp64}set fp64(e){this._fp64=!!e}get colorDepth(){return this._colorDepth}set colorDepth(e){this._colorDepth=e||"auto"}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0}));if(!e.src&&!e.las)return this.error("load() param expected: src or las"),t;const i={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.las,e,i,t).then((()=>{s.processes--}),(e=>{s.processes--,this.error(e),t.fire("error",e)}))}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getLAS(t.src,(e=>{this._parseModel(e,t,i,s).then((()=>{r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){function r(e){const i=e.value;if(t.rotateX&&i)for(let e=0,t=i.length;e<t;e+=3){const t=i[e+1];i[e+1]=i[e+2],i[e+2]=t}return i}function o(e,t){const i=e.value,s=e.size,r=t.value,o=4*r.length,n=new Uint8Array(o);for(let e=0,t=0,o=0,a=r.length;e<a;e++,o+=s,t+=4)n[t+0]=i[o+0],n[t+1]=i[o+1],n[t+2]=i[o+2],n[t+3]=Math.round(r[e]/65536*255);return n}function n(e){const t=e.value,i=4*t.length,s=new Uint8Array(i);for(let e=0,i=0,r=t.length;e<r;e++,i+=4)s[i+0]=0,s[i+1]=0,s[i+2]=0,s[i+3]=Math.round(t[e]/65536*255);return s}return new Promise(((a,l)=>{if(s.destroyed)return void l();const A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{const A=hE(e);eB(e,aE,i).then((e=>{const h=e.attributes,c=e.loaderData,u=void 0!==c.pointsFormatId?c.pointsFormatId:-1;if(!h.POSITION)return s.finalize(),void l("No positions found in file");let p,f;switch(u){case 0:p=r(h.POSITION),f=n(h.intensity);break;case 1:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=n(h.intensity);break;case 2:case 3:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=o(h.COLOR_0,h.intensity)}const g=pE(p,15e5),m=pE(f,2e6),_=[];for(let e=0,t=g.length;e<t;e++){const t=`pointsMesh${e}`;_.push(t),s.createMesh({id:t,primitive:"points",positions:g[e],colorsCompressed:e<m.length?m[e]:null})}const v=t.entityId||d.createUUID();if(s.createEntity({id:v,meshIds:_,isObject:!0}),s.finalize(),t.metaModelJSON){const e=s.id;this.viewer.metaScene.createMetaModel(e,t.metaModelJSON,i)}else if(!1!==t.loadMetadata){const e=d.createUUID(),t={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:e,name:"Model",type:"Model"},{id:v,name:"PointCloud (LAS)",type:"PointCloud",parent:e,attributes:A||{}}],propertySets:[]},r=s.id;this.viewer.metaScene.createMetaModel(r,t,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))})),a()}))}catch(e){s.finalize(),l(e)}}))}}function pE(e,t){if(t>=e.length)return[e];let i=[];for(let s=0;s<e.length;s+=t)i.push(e.slice(s,s+t));return i}class fE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getCityJSON(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}function gE(e,t,i){i=i||2;var s,r,o,n,a,l,A,h=t&&t.length,c=h?t[0]*i:e.length,u=mE(e,0,c,i,!0),d=[];if(!u||u.next===u.prev)return d;if(h&&(u=function(e,t,i,s){var r,o,n,a=[];for(r=0,o=t.length;r<o;r++)(n=mE(e,t[r]*s,r<o-1?t[r+1]*s:e.length,s,!1))===n.next&&(n.steiner=!0),a.push(EE(n));for(a.sort(wE),r=0;r<a.length;r++)PE(a[r],i),i=_E(i,i.next);return i}(e,t,u,i)),e.length>80*i){s=o=e[0],r=n=e[1];for(var p=i;p<c;p+=i)(a=e[p])<s&&(s=a),(l=e[p+1])<r&&(r=l),a>o&&(o=a),l>n&&(n=l);A=0!==(A=Math.max(o-s,n-r))?1/A:0}return vE(u,d,i,s,r,A),d}function mE(e,t,i,s,r){var o,n;if(r===VE(e,t,i,s)>0)for(o=t;o<i;o+=s)n=OE(o,e[o],e[o+1],n);else for(o=i-s;o>=t;o-=s)n=OE(o,e[o],e[o+1],n);return n&&SE(n,n.next)&&(NE(n),n=n.next),n}function _E(e,t){if(!e)return e;t||(t=e);var i,s=e;do{if(i=!1,s.steiner||!SE(s,s.next)&&0!==DE(s.prev,s,s.next))s=s.next;else{if(NE(s),(s=t=s.prev)===s.next)break;i=!0}}while(i||s!==t);return t}function vE(e,t,i,s,r,o,n){if(e){!n&&o&&function(e,t,i,s){var r=e;do{null===r.z&&(r.z=ME(r.x,r.y,t,i,s)),r.prevZ=r.prev,r.nextZ=r.next,r=r.next}while(r!==e);r.prevZ.nextZ=null,r.prevZ=null,function(e){var t,i,s,r,o,n,a,l,A=1;do{for(i=e,e=null,o=null,n=0;i;){for(n++,s=i,a=0,t=0;t<A&&(a++,s=s.nextZ);t++);for(l=A;a>0||l>0&&s;)0!==a&&(0===l||!s||i.z<=s.z)?(r=i,i=i.nextZ,a--):(r=s,s=s.nextZ,l--),o?o.nextZ=r:e=r,r.prevZ=o,o=r;i=s}o.nextZ=null,A*=2}while(n>1)}(r)}(e,s,r,o);for(var a,l,A=e;e.prev!==e.next;)if(a=e.prev,l=e.next,o?yE(e,s,r,o):bE(e))t.push(a.i/i),t.push(e.i/i),t.push(l.i/i),NE(e),e=l.next,A=l.next;else if((e=l)===A){n?1===n?vE(e=xE(_E(e),t,i),t,i,s,r,o,2):2===n&&BE(e,t,i,s,r,o):vE(_E(e),t,i,s,r,o,1);break}}}function bE(e){var t=e.prev,i=e,s=e.next;if(DE(t,i,s)>=0)return!1;for(var r=e.next.next;r!==e.prev;){if(FE(t.x,t.y,i.x,i.y,s.x,s.y,r.x,r.y)&&DE(r.prev,r,r.next)>=0)return!1;r=r.next}return!0}function yE(e,t,i,s){var r=e.prev,o=e,n=e.next;if(DE(r,o,n)>=0)return!1;for(var a=r.x<o.x?r.x<n.x?r.x:n.x:o.x<n.x?o.x:n.x,l=r.y<o.y?r.y<n.y?r.y:n.y:o.y<n.y?o.y:n.y,A=r.x>o.x?r.x>n.x?r.x:n.x:o.x>n.x?o.x:n.x,h=r.y>o.y?r.y>n.y?r.y:n.y:o.y>n.y?o.y:n.y,c=ME(a,l,t,i,s),u=ME(A,h,t,i,s),d=e.prevZ,p=e.nextZ;d&&d.z>=c&&p&&p.z<=u;){if(d!==e.prev&&d!==e.next&&FE(r.x,r.y,o.x,o.y,n.x,n.y,d.x,d.y)&&DE(d.prev,d,d.next)>=0)return!1;if(d=d.prevZ,p!==e.prev&&p!==e.next&&FE(r.x,r.y,o.x,o.y,n.x,n.y,p.x,p.y)&&DE(p.prev,p,p.next)>=0)return!1;p=p.nextZ}for(;d&&d.z>=c;){if(d!==e.prev&&d!==e.next&&FE(r.x,r.y,o.x,o.y,n.x,n.y,d.x,d.y)&&DE(d.prev,d,d.next)>=0)return!1;d=d.prevZ}for(;p&&p.z<=u;){if(p!==e.prev&&p!==e.next&&FE(r.x,r.y,o.x,o.y,n.x,n.y,p.x,p.y)&&DE(p.prev,p,p.next)>=0)return!1;p=p.nextZ}return!0}function xE(e,t,i){var s=e;do{var r=s.prev,o=s.next.next;!SE(r,o)&&TE(r,s,s.next,o)&&UE(r,o)&&UE(o,r)&&(t.push(r.i/i),t.push(s.i/i),t.push(o.i/i),NE(s),NE(s.next),s=e=o),s=s.next}while(s!==e);return _E(s)}function BE(e,t,i,s,r,o){var n=e;do{for(var a=n.next.next;a!==n.prev;){if(n.i!==a.i&&IE(n,a)){var l=kE(n,a);return n=_E(n,n.next),l=_E(l,l.next),vE(n,t,i,s,r,o),void vE(l,t,i,s,r,o)}a=a.next}n=n.next}while(n!==e)}function wE(e,t){return e.x-t.x}function PE(e,t){if(t=function(e,t){var i,s=t,r=e.x,o=e.y,n=-1/0;do{if(o<=s.y&&o>=s.next.y&&s.next.y!==s.y){var a=s.x+(o-s.y)*(s.next.x-s.x)/(s.next.y-s.y);if(a<=r&&a>n){if(n=a,a===r){if(o===s.y)return s;if(o===s.next.y)return s.next}i=s.x<s.next.x?s:s.next}}s=s.next}while(s!==t);if(!i)return null;if(r===n)return i;var l,A=i,h=i.x,c=i.y,u=1/0;s=i;do{r>=s.x&&s.x>=h&&r!==s.x&&FE(o<c?r:n,o,h,c,o<c?n:r,o,s.x,s.y)&&(l=Math.abs(o-s.y)/(r-s.x),UE(s,e)&&(l<u||l===u&&(s.x>i.x||s.x===i.x&&CE(i,s)))&&(i=s,u=l)),s=s.next}while(s!==A);return i}(e,t),t){var i=kE(t,e);_E(t,t.next),_E(i,i.next)}}function CE(e,t){return DE(e.prev,e,t.prev)<0&&DE(t.next,e,e.next)<0}function ME(e,t,i,s,r){return(e=1431655765&((e=858993459&((e=252645135&((e=16711935&((e=32767*(e-i)*r)|e<<8))|e<<4))|e<<2))|e<<1))|(t=1431655765&((t=858993459&((t=252645135&((t=16711935&((t=32767*(t-s)*r)|t<<8))|t<<4))|t<<2))|t<<1))<<1}function EE(e){var t=e,i=e;do{(t.x<i.x||t.x===i.x&&t.y<i.y)&&(i=t),t=t.next}while(t!==e);return i}function FE(e,t,i,s,r,o,n,a){return(r-n)*(t-a)-(e-n)*(o-a)>=0&&(e-n)*(s-a)-(i-n)*(t-a)>=0&&(i-n)*(o-a)-(r-n)*(s-a)>=0}function IE(e,t){return e.next.i!==t.i&&e.prev.i!==t.i&&!function(e,t){var i=e;do{if(i.i!==e.i&&i.next.i!==e.i&&i.i!==t.i&&i.next.i!==t.i&&TE(i,i.next,e,t))return!0;i=i.next}while(i!==e);return!1}(e,t)&&(UE(e,t)&&UE(t,e)&&function(e,t){var i=e,s=!1,r=(e.x+t.x)/2,o=(e.y+t.y)/2;do{i.y>o!=i.next.y>o&&i.next.y!==i.y&&r<(i.next.x-i.x)*(o-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==e);return s}(e,t)&&(DE(e.prev,e,t.prev)||DE(e,t.prev,t))||SE(e,t)&&DE(e.prev,e,e.next)>0&&DE(t.prev,t,t.next)>0)}function DE(e,t,i){return(t.y-e.y)*(i.x-t.x)-(t.x-e.x)*(i.y-t.y)}function SE(e,t){return e.x===t.x&&e.y===t.y}function TE(e,t,i,s){var r=LE(DE(e,t,i)),o=LE(DE(e,t,s)),n=LE(DE(i,s,e)),a=LE(DE(i,s,t));return r!==o&&n!==a||(!(0!==r||!RE(e,i,t))||(!(0!==o||!RE(e,s,t))||(!(0!==n||!RE(i,e,s))||!(0!==a||!RE(i,t,s)))))}function RE(e,t,i){return t.x<=Math.max(e.x,i.x)&&t.x>=Math.min(e.x,i.x)&&t.y<=Math.max(e.y,i.y)&&t.y>=Math.min(e.y,i.y)}function LE(e){return e>0?1:e<0?-1:0}function UE(e,t){return DE(e.prev,e,e.next)<0?DE(e,t,e.next)>=0&&DE(e,e.prev,t)>=0:DE(e,t,e.prev)<0||DE(e,e.next,t)<0}function kE(e,t){var i=new QE(e.i,e.x,e.y),s=new QE(t.i,t.x,t.y),r=e.next,o=t.prev;return e.next=t,t.prev=e,i.next=r,r.prev=i,s.next=i,i.prev=s,o.next=s,s.prev=o,s}function OE(e,t,i,s){var r=new QE(e,t,i);return s?(r.next=s.next,r.prev=s,s.next.prev=r,s.next=r):(r.prev=r,r.next=r),r}function NE(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function QE(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function VE(e,t,i,s){for(var r=0,o=t,n=i-s;o<i;o+=s)r+=(e[n]-e[o])*(e[o+1]+e[n+1]),n=o;return r}gE.deviation=function(e,t,i,s){var r=t&&t.length,o=r?t[0]*i:e.length,n=Math.abs(VE(e,0,o,i));if(r)for(var a=0,l=t.length;a<l;a++){var A=t[a]*i,h=a<l-1?t[a+1]*i:e.length;n-=Math.abs(VE(e,A,h,i))}var c=0;for(a=0;a<s.length;a+=3){var u=s[a]*i,d=s[a+1]*i,p=s[a+2]*i;c+=Math.abs((e[u]-e[p])*(e[d+1]-e[u+1])-(e[u]-e[d])*(e[p+1]-e[u+1]))}return 0===n&&0===c?0:Math.abs((c-n)/n)},gE.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},s=0,r=0;r<e.length;r++){for(var o=0;o<e[r].length;o++)for(var n=0;n<t;n++)i.vertices.push(e[r][o][n]);r>0&&(s+=e[r-1].length,i.holes.push(s))}return i};const HE=d.vec2(),jE=d.vec3(),GE=d.vec3(),zE=d.vec3();class WE extends z{constructor(e,t={}){super("cityJSONLoader",e,t),this.dataSource=t.dataSource}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new fE}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;const i={};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.cityJSON,e,i,t),s.processes--}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getCityJSON(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,o=t.stats||{};o.sourceFormat=e.type||"CityJSON",o.schemaVersion=e.version||"",o.title="",o.author="",o.created="",o.numMetaObjects=0,o.numPropertySets=0,o.numObjects=0,o.numGeometries=0,o.numTriangles=0,o.numVertices=0;const n=!1!==t.loadMetadata,a=n?{id:d.createUUID(),name:"Model",type:"Model"}:null,l=n?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,A={data:e,vertices:r,sceneModel:s,loadMetadata:n,metadata:l,rootMetaObject:a,nextId:0,stats:o};if(this._parseCityJSON(A),s.finalize(),n){const e=s.id;this.viewer.metaScene.createMetaModel(e,A.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_transformVertices(e,t,i){const s=[],r=t.scale||d.vec3([1,1,1]),o=t.translate||d.vec3([0,0,0]);for(let t=0,n=0;t<e.length;t++,n+=3){const n=e[t][0]*r[0]+o[0],a=e[t][1]*r[1]+o[1],l=e[t][2]*r[2]+o[2];i?s.push([n,l,a]):s.push([n,a,l])}return s}_parseCityJSON(e){const t=e.data.CityObjects;for(const i in t)if(t.hasOwnProperty(i)){const s=t[i];this._parseCityObject(e,s,i)}}_parseCityObject(e,t,i){const s=e.sceneModel,r=e.data;if(e.loadMetadata){const s=i,r=t.type,o=r+" : "+i,n=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:s,name:o,type:r,parent:n})}if(e.stats.numMetaObjects++,!(t.geometry&&t.geometry.length>0))return;const o=[];for(let i=0,s=t.geometry.length;i<s;i++){const s=t.geometry[i];let n,a;const l=r.appearance;if(l){const e=l.materials;if(e){const t=s.material;if(t){const s=Object.keys(t);if(s.length>0){const r=t[s[0]];if(void 0!==r.value)n=e[r.value];else{const t=r.values;if(t){a=[];for(let s=0,r=t.length;s<r;s++){const s=e[t[i]];a.push(s)}}}}}}}a?this._parseGeometrySurfacesWithOwnMaterials(e,s,a,o):this._parseGeometrySurfacesWithSharedMaterial(e,s,n,o)}o.length>0&&(s.createEntity({id:i,meshIds:o,isObject:!0}),e.stats.numObjects++)}_parseGeometrySurfacesWithOwnMaterials(e,t,i,s){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const r=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,r,s);break;case"Solid":const o=t.boundaries;for(let t=0;t<o.length;t++){const r=o[t];this._parseSurfacesWithOwnMaterials(e,i,r,s)}break;case"MultiSolid":case"CompositeSolid":const n=t.boundaries;for(let t=0;t<n.length;t++)for(let r=0;r<n[t].length;r++){const o=n[t][r];this._parseSurfacesWithOwnMaterials(e,i,o,s)}}}_parseSurfacesWithOwnMaterials(e,t,i,s){const r=e.vertices,o=e.sceneModel;for(let n=0;n<i.length;n++){const a=i[n],l=t[n]||{diffuseColor:[.8,.8,.8],transparency:1},A=[],h=[],c=[],u={positions:[],indices:[]};for(let t=0;t<a.length;t++){A.length>0&&h.push(A.length);const i=this._extractLocalIndices(e,a[t],c,u);A.push(...i)}if(3===A.length)u.indices.push(A[0]),u.indices.push(A[1]),u.indices.push(A[2]);else if(A.length>3){const e=[];for(let t=0;t<A.length;t++)e.push({x:r[c[A[t]]][0],y:r[c[A[t]]][1],z:r[c[A[t]]][2]});const t=this._getNormalOfPositions(e,d.vec3());let i=[];for(let s=0;s<e.length;s++)this._to2D(e[s],t,HE),i.unshift(HE[0]),i.unshift(HE[1]);const s=gE(i,h,2);for(let e=0;e<s.length;e+=3)u.indices.unshift(A[s[e]]),u.indices.unshift(A[s[e+1]]),u.indices.unshift(A[s[e+2]])}const p=""+e.nextId++;o.createMesh({id:p,primitive:"triangles",positions:u.positions,indices:u.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(p),e.stats.numGeometries++,e.stats.numVertices+=u.positions.length/3,e.stats.numTriangles+=u.indices.length/3}}_parseGeometrySurfacesWithSharedMaterial(e,t,i,s){const r=e.sceneModel,o=[],n={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const i=t.boundaries;this._parseSurfacesWithSharedMaterial(e,i,o,n);break;case"Solid":const s=t.boundaries;for(let t=0;t<s.length;t++){const i=s[t];this._parseSurfacesWithSharedMaterial(e,i,o,n)}break;case"MultiSolid":case"CompositeSolid":const r=t.boundaries;for(let t=0;t<r.length;t++)for(let i=0;i<r[t].length;i++){const s=r[t][i];this._parseSurfacesWithSharedMaterial(e,s,o,n)}}if(n.positions.length>0&&n.indices.length>0){const t=""+e.nextId++;r.createMesh({id:t,primitive:"triangles",positions:n.positions,indices:n.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(t),e.stats.numGeometries++,e.stats.numVertices+=n.positions.length/3,e.stats.numTriangles+=n.indices.length/3}}_parseSurfacesWithSharedMaterial(e,t,i,s){const r=e.vertices;for(let o=0;o<t.length;o++){let n=[],a=[];for(let r=0;r<t[o].length;r++){n.length>0&&a.push(n.length);const l=this._extractLocalIndices(e,t[o][r],i,s);n.push(...l)}if(3===n.length)s.indices.push(n[0]),s.indices.push(n[1]),s.indices.push(n[2]);else if(n.length>3){let e=[];for(let t=0;t<n.length;t++)e.push({x:r[i[n[t]]][0],y:r[i[n[t]]][1],z:r[i[n[t]]][2]});const t=this._getNormalOfPositions(e,d.vec3());let o=[];for(let i=0;i<e.length;i++)this._to2D(e[i],t,HE),o.unshift(HE[0]),o.unshift(HE[1]);const l=gE(o,a,2);for(let e=0;e<l.length;e+=3)s.indices.unshift(n[l[e]]),s.indices.unshift(n[l[e+1]]),s.indices.unshift(n[l[e+2]])}}}_extractLocalIndices(e,t,i,s){const r=e.vertices,o=[];for(let e=0,n=t.length;e<n;e++){const n=t[e];if(i.includes(n)){const e=i.indexOf(n);o.push(e)}else s.positions.push(r[n][0]),s.positions.push(r[n][1]),s.positions.push(r[n][2]),o.push(i.length),i.push(n)}return o}_getNormalOfPositions(e,t){for(let i=0;i<e.length;i++){let s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return d.normalizeVec3(t)}_to2D(e,t,i){const s=jE,r=GE,o=zE;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,o[0]=1.1,o[1]=1.1,o[2]=1.1;d.lenVec3(d.subVec3(o,r))<.01&&(o[0]+=1,o[1]+=2,o[2]+=3);const n=d.dotVec3(o,r),a=d.mulVec3Scalar(r,n,d.vec3());o[0]-=a[0],o[1]-=a[1],o[2]-=a[2],d.normalizeVec3(o);const l=d.cross3Vec3(r,o,d.vec3()),A=d.dotVec3(s,o),h=d.dotVec3(s,l);i[0]=A,i[1]=h}}class KE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getDotBIM(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}class XE extends z{constructor(e,t={}){super("DotBIMLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new KE}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||JP}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0,backfaces:e.backfaces,dtxEnabled:e.dtxEnabled,rotation:e.rotation,origin:e.origin})),i=t.id;if(!e.src&&!e.dotBIM)return this.error("load() param expected: src or dotBIM"),t;const s=e.objectDefaults||this._objectDefaults||JP;let r,o;if(e.includeTypes){r={};for(let t=0,i=e.includeTypes.length;t<i;t++)r[e.includeTypes[t]]=!0}if(e.excludeTypes){o={},r||(r={});for(let t=0,i=e.excludeTypes.length;t<i;t++)r[e.excludeTypes[t]]=!0}const n=e=>{const t=e.fileData,n=e.sceneModel,a={},l=d.createUUID(),A=d.createUUID(),h=d.createUUID(),c=d.createUUID(),u={metaObjects:[{id:l,name:"IfcProject",type:"IfcProject",parent:null},{id:A,name:"IfcSite",type:"IfcSite",parent:l},{id:h,name:"IfcBuilding",type:"IfcBuilding",parent:A},{id:c,name:"IfcBuildingStorey",type:"IfcBuildingStorey",parent:h}],propertySets:[]},p=(e,i)=>{if(a[e])return;const s=t.meshes.find((e=>e.mesh_id===i.mesh_id));n.createGeometry({id:e,primitive:"triangles",positions:s.coordinates,indices:s.indices}),a[e]=!0},f=t.elements;for(let e=0,i=f.length;e<i;e++){const i=f[e],a=i.type;if(o&&o[a])continue;if(r&&!r[a])continue;const l=i.info,A=void 0!==i.guid?`${i.guid}`:void 0!==l&&void 0!==l.id?l.id:e,h=i.mesh_id,d=i.vector,g=i.rotation,m=s?s[a]||s.DEFAULT:null;let _=!0,v=!0;if(void 0===i.face_colors){p(h,i);const e=`${A}-mesh`;let t=i.color?[i.color.r/255,i.color.g/255,i.color.b/255]:[1,1,1],s=i.color?i.color.a/255:1;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(t=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(s=m.opacity)),n.createMesh({id:e,geometryId:h,color:t,opacity:s,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:d?[d.x,d.y,d.z]:void 0}),n.createEntity({id:A,meshIds:[e],visible:_,pickable:v,isObject:!0})}else{let e=i.face_colors,s={},r=0,o=t.meshes.find((e=>e.mesh_id===i.mesh_id));for(let t=0,i=e.length;t<i;t+=4){let i=[e[t],e[t+1],e[t+2],e[t+3]];void 0===s[i]&&(s[i]=[]);let n=o.indices[r],a=o.coordinates[3*n],l=o.coordinates[3*n+1],A=o.coordinates[3*n+2],h=o.indices[r+1],c=o.coordinates[3*h],u=o.coordinates[3*h+1],d=o.coordinates[3*h+2],p=o.indices[r+2],f=o.coordinates[3*p],g=o.coordinates[3*p+1],m=o.coordinates[3*p+2];s[i].push(a,l,A,c,u,d,f,g,m),r+=3}let a=[];for(const[e,t]of Object.entries(s)){n.createGeometry({id:`${h}-${e}`,primitive:"triangles",positions:t,indices:[...Array(t.length).keys()]});const i=`${A}-mesh-${e}`,s=e.split(",").map(Number);let r=[s[0]/255,s[1]/255,s[2]/255],o=s[3]/255;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(r=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(o=m.opacity)),n.createMesh({id:i,geometryId:`${h}-${e}`,color:r,opacity:o,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:d?[d.x,d.y,d.z]:void 0}),a.push(i)}n.createEntity({id:A,meshIds:a,visible:_,pickable:v,isObject:!0})}for(let e in l){let t;e.startsWith("IFC_Pset_")&&(t||(t=[]),t.push({name:e,value:l[e]})),t&&u.propertySets.push({id:A,properties:t})}u.metaObjects.push({id:A,name:l&&l.Name&&"None"!==l.Name?l.Name:`${i.type} ${A}`,type:i.type,parent:c,propertySetIds:[A]})}n.finalize(),this.viewer.metaScene.createMetaModel(i,u),n.scene.once("tick",(()=>{n.destroyed||(n.scene.fire("modelLoaded",n.id),n.fire("loaded",!0,!1))}))};if(e.src){const i=e.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(i,(e=>{n({fileData:e,sceneModel:t,nextId:0,error:function(e){}}),this.viewer.scene.canvas.spinner.processes--}),(e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e)}))}else if(e.dotBIM){const i={fileData:e.dotBIM,sceneModel:t,nextId:0,error:function(e){}};n(i)}return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}const JE=function(e){const t=t=>parseInt(e.substr(t+1,2),16)/255;return[t(0),t(2),t(4)]},YE=function(e){const t=[];for(let i=0;i<e.length;++i)t.push(i);const i=function(){const i=d.vec2(),s=d.vec2();let r=0;for(let o=0;o<t.length;++o){const n=e[t[o]],a=e[t[(o+1)%t.length]],l=e[t[(o+2)%t.length]];d.subVec2(n,a,i),d.subVec2(l,a,s);const A=d.dotVec2(i,s)/Math.sqrt(d.sqLenVec2(i)*d.sqLenVec2(s)),h=Math.acos(Math.max(-1,Math.min(A,1)));r+=i[0]*s[1]-i[1]*s[0]>=0?h:2*Math.PI-h}return r<t.length*Math.PI}(),s=function(){const e=(e,t,i)=>(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1]);return(t,i,s,r)=>{const o=e(t,i,s),n=e(t,s,r),a=e(t,r,i);return!((o<0||n<0||a<0)&&(o>0||n>0||a>0))}}(),r=[],o=(i?t:t.slice(0).reverse()).map((e=>({idx:e})));o.forEach(((e,t)=>{e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));const n=d.vec2(),a=d.vec2();for(;o.length>2;){let t=0;for(;;){if(t>=o.length)throw`isCCW = ${i}; earIdx = ${t}; len = ${o.length}`;const r=o[t],l=e[r.prev.idx],A=e[r.idx],h=e[r.next.idx];if(d.subVec2(l,A,n),d.subVec2(h,A,a),n[0]*a[1]-n[1]*a[0]>=0&&o.every((t=>t===r||t===r.prev||t===r.next||!s(e[t.idx],l,A,h))))break;++t}const l=o[t];o.splice(t,1),r.push([l.idx,l.next.idx,l.prev.idx]);l.prev.next=l.next;l.next.prev=l.prev}return[e,r,i]},ZE=function(e,t){const i=e.canvas.canvas,s=i.parentNode,r=document.createElement("div");s.insertBefore(r,i);let o=5;r.style.background=t,r.style.border="2px solid white",r.style.margin="0 0",r.style.zIndex="100",r.style.position="absolute",r.style.pointerEvents="none",r.style.display="none";const n=new pe(e,{}),a=e=>e+"px",l=function(){const e=n.canvasPos.slice();ge(i,s,e),r.style.left=a(e[0]-3-o/2),r.style.top=a(e[1]-3-o/2),r.style.borderRadius=a(2*o),r.style.width=a(o),r.style.height=a(o)},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),r.style.display=e?"":"none"},setHighlighted:function(e){o=e?10:5,l()},getCanvasPos:()=>n.canvasPos,getWorldPos:()=>n.worldPos,destroy:function(){r.parentNode.removeChild(r),e.camera.off(A),e.camera.off(h),n.destroy()}}},qE=function(e,t,i){let s=null;const r=r=>{if(r){s&&s.destroy();try{const[o,n]=YE(r.map((e=>[e[0],e[2]]))),a=[].concat(...o.map((e=>[e[0],r[0][1],e[1]]))),l=[].concat(...n);s=new Br(e,{pickable:!1,geometry:new $t(e,{positions:a,indices:l,normals:d.buildNormals(a,l)}),material:new ri(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:JE(t)})})}catch(e){s=null}}s&&(s.visible=!!r)};return r(null),{updateBase:r,destroy:()=>s&&s.destroy()}},$E=function(e,t){return function(i,s,r){const o=e.scene,n=o.canvas.canvas,a=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ge(n.ownerDocument.documentElement,n,t),t),l=e=>{const i=d.vec3(),s=d.vec3();return d.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,i,s),t(i,s)};let A=!1;const h=function(){A=!1},c=function(){h(),n.removeEventListener("mousedown",p),n.removeEventListener("mousemove",f),e.cameraControl.off(g),n.removeEventListener("mouseup",m)},u=d.vec2(),p=function(e){1===e.which&&(a(e,u),A=!0)};n.addEventListener("mousedown",p);const f=function(e){const t=a(e,d.vec2());A&&d.distVec2(u,t)>20&&(h(),i())};n.addEventListener("mousemove",f);const g=e.cameraControl.on("rayMove",(e=>{const t=e.canvasPos;s(t,l(t))})),m=function(e){if(1===e.which&&A){c();const t=a(e,d.vec2());r(t,l(t))}};return n.addEventListener("mouseup",m),c}},eF=function(e,t,i){return function(s,r,o){const n=e.scene,a=n.canvas.canvas,l=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ge(a.ownerDocument.documentElement,a,t),t),A=e=>{const t=d.vec3(),s=d.vec3();return d.canvasPosToWorldRay(a,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,t,s),i(t,s)};let h=null;const c=()=>{};let u,p=c;const f=function(){t.stop(),clearTimeout(h),e.cameraControl.active=!0,p=c,u=null},g=function(){f(),a.removeEventListener("touchstart",m),a.removeEventListener("touchmove",_),a.removeEventListener("touchend",v)},m=function(i){const o=i.touches;if(1!==o.length)f(),s();else{const i=o[0],s=l(i,d.vec2());A(s)&&(u=i.identifier,p=e=>{d.distVec2(s,e)>20&&f()},h=setTimeout((function(){t.start(s),h=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=e=>{r(e,A(e))},p(s)}),300)}),250))}};a.addEventListener("touchstart",m,{passive:!0});const _=function(e){const t=[...e.changedTouches].find((e=>e.identifier===u));t&&p(l(t,d.vec2()))};a.addEventListener("touchmove",_,{passive:!0});const v=function(e){const t=[...e.changedTouches].find((e=>e.identifier===u));if(t){g();const e=l(t,d.vec2());o(e,A(e))}};return a.addEventListener("touchend",v,{passive:!0}),g}},tF=function(e,t,i,s){const r=-(d.dotVec3(i,t)-e)/d.dotVec3(s,t);{const e=d.vec3();return d.mulVec3Scalar(s,r,e),d.addVec3(i,e,e),e}};class iF extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={},this.plugin.viewer.scene,this._geometry=t.geometry,t.onMouseOver,t.onMouseLeave,t.onContextMenu,this._alpha="alpha"in t&&void 0!==t.alpha?t.alpha:.5,this.color=t.color,this._visible=!0,this._rebuildMesh()}_rebuildMesh(){const e=this.plugin.viewer.scene,t=this._geometry.planeCoordinates.slice(),i=this._geometry.height<0,s=this._geometry.altitude+(i?this._geometry.height:0),r=this._geometry.height*(i?-1:1),[o,n,a]=YE(t),l=[],A=[],h=e=>{const t=l.length;for(let t of o)l.push([t[0],s+(e?r:0),t[1]]);for(let i of n)A.push(...(e?i:i.slice(0).reverse()).map((e=>e+t)))};h(!1),h(!0);for(let e=0;e<o.length;++e){const t=o[e],i=o[(o.length+e+(a?1:-1))%o.length],n=s,h=s+r,c=l.length;l.push([t[0],n,t[1]],[i[0],n,i[1]],[i[0],h,i[1]],[t[0],h,t[1]]),A.push(...[0,1,2,0,2,3].map((e=>e+c)))}this._zoneMesh&&this._zoneMesh.destroy();const c=[].concat(...l);this._zoneMesh=new Br(e,{edges:this._edges,geometry:new $t(e,{positions:c,indices:A,normals:d.buildNormals(c,A)}),material:new ri(e,{alpha:this._alpha,backfaces:!0,diffuse:JE(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;{const e=d.vec2(),t=d.vec2();let i=0;for(let s of n){const r=o[s[0]],n=o[s[1]],a=o[s[2]];d.subVec2(n,r,e),d.subVec2(a,r,t),i+=Math.abs(e[0]*t[1]-e[1]*t[0])}this._baseArea=i/2}this._metrics=null;const u=e=>Math.min(...l.map((t=>t[e]))),p=e=>Math.max(...l.map((t=>t[e]))),f=u(0),g=u(1),m=u(2),_=p(0),v=p(1),b=p(2);this._center=d.vec3([(f+_)/2,(g+v)/2,(m+b)/2])}get baseArea(){return this._baseArea}get area(){return this._getMetrics().area}get volume(){return this._getMetrics().volume}_getMetrics(){if(null===this._metrics){let e=0,t=0;const i=this._zoneMesh.geometry,s=[d.vec3(),d.vec3(),d.vec3()],r=d.vec3();for(let o=0;o<i.indices.length;o+=3){for(let e=0;e<3;++e){const t=s[e],r=3*i.indices[o+e];for(let e=0;e<3;++e)t[e]=i.positions[r+e]}e+=d.dotVec3(s[0],d.cross3Vec3(s[1],s[2],r)),d.subVec3(s[1],s[0],s[1]),d.subVec3(s[2],s[0],s[2]),t+=d.lenVec3(d.cross3Vec3(s[1],s[2],r))}this._metrics={area:t/2,volume:e/6}}return this._metrics}sectionedAverage(e){const t=this._geometry.planeCoordinates.slice();let i=[];{const e=this._geometry.height,s=this._geometry.altitude,r=s+Math.max(0,e),o=s+Math.min(0,e),n=e=>{const s=t.map((t=>[t[0],e?r:o,t[1]]));i.push(e?s:s.slice(0).reverse())};n(!0),n(!1);const a=(e,i)=>[t[e][0],i,t[e][1]];for(let e=0;e<t.length;++e){const s=(e+1)%t.length;i.push([a(e,o),a(s,o),a(s,r),a(e,r)])}}for(const t of e){const e=t.dir,r=t.dist,o=[];for(const t of i){const i=1e-5,n=0,a=1,l=2,A=3;let h=0;const c=[];for(let s=0;s<t.length;s++){const o=d.dotVec3(e,t[s])+r,A=o<-i?l:o>i?a:n;h|=A,c.push(A)}switch(h){case n:case a:o.push(t);break;case l:break;case A:const i=[];for(let o=0;o<t.length;o++){var s=(o+1)%t.length;const n=c[o],a=c[s],h=t[o],u=t[s];if(n!==l&&i.push(h),(n|a)===A){const t=d.vec3();d.subVec3(u,h,t);const s=-(r+d.dotVec3(e,h))/d.dotVec3(e,t),o=[0,0,0];d.lerpVec3(s,0,1,h,u,o),i.push(o)}}i.length>=3&&o.push(i)}}i=o}if(0===i.length)return null;{const e=d.vec3([0,0,0]),t=new Set;for(const s of i)for(const i of s){const s=i.map((e=>e.toFixed(3))).join(":");t.has(s)||(t.add(s),d.addVec3(e,i,e))}return d.mulVec3Scalar(e,1/t.size,e),e}}get center(){return this._center}get altitude(){return this._geometry.altitude}set altitude(e){this._geometry.altitude=e,this._rebuildMesh()}get height(){return this._geometry.height}set height(e){this._geometry.height=e,this._rebuildMesh()}get highlighted(){return this._highlighted}set highlighted(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}set color(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=JE(this._color))}get color(){return this._color}set alpha(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}get alpha(){return this._alpha}get edges(){return this._edges}set edges(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}set visible(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}get visible(){return this._visible}getJSON(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}duplicate(){return this.plugin.createZone({id:d.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((e=>e.slice())),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}destroy(){this._zoneMesh.destroy(),super.destroy()}}class sF extends R{constructor(e,t,i){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.createSelect3dPoint=i,this._deactivate=null}get active(){return!!this._deactivate}activate(e,t,i,s){if(this._deactivate)return;if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=this.createSelect3dPoint(o,((t,i)=>tF(e,d.vec3([0,1,0]),t,i)));!function o(){const A=qE(n,i,s),h=function(e,t,i,s,r,o){const n=ZE(e,t),a=ZE(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:()=>{};let A=s((()=>{l(null),n.update(null)}),((e,t)=>{l(e),n.update(t)}),(function(e,t){n.update(t),A=s((function(){l(null),a.update(null),r(null)}),(function(e,i){l(e),a.update(i),r(d.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),n.destroy(),a.destroy(),l(null),o([t,i])}))}));return{deactivate:function(){A(),n.destroy(),a.destroy(),l(null)}}}(n,i,a.pointerLens,l,(e=>{if(e){const t=e[0],i=e[1],s=e=>Math.min(t[e],i[e]),r=e=>Math.max(t[e],i[e]),o=s(0),n=s(1),a=s(2),l=r(0);r(1);const h=r(2);A.updateBase([[o,n,h],[l,n,h],[l,n,a],[o,n,a]])}else A.updateBase(null)}),(n=>{A.destroy();const l=function(e,t,i,s,r,o,n){const a=i=>Math.min(e[i],t[i]),l=i=>Math.max(e[i],t[i]),A=a(0),h=a(2),c=l(0),u=l(2);return n.createZone({id:d.createUUID(),geometry:{planeCoordinates:[[A,u],[c,u],[c,h],[A,h]],altitude:i,height:s},alpha:o,color:r})}(n[0],n[1],e,t,i,s,r);let h=!0;a._deactivate=()=>{h=!1},a.fire("zoneEnd",l),h&&o()})).deactivate;a._deactivate=()=>{h(),A.destroy()}}()}deactivate(){this._deactivate&&(this._deactivate(),this._deactivate=null)}destroy(){this.deactivate(),super.destroy()}}class rF extends sF{constructor(e,t={}){super(e,t,((e,t)=>$E(e,t)))}}class oF extends sF{constructor(e,t={}){const i=new G(e.viewer);super(e,t,((e,t)=>eF(e,i,t))),this.pointerCircle=i}destroy(){this.pointerCircle.destroy(),super.destroy()}}class nF extends z{constructor(e,t={}){super("Zones",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._zones=[],this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,zone:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,zone:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,zone:t,event:e})}}createZone(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=new iF(this,{id:e.id,plugin:this,container:this._container,geometry:e.geometry,alpha:e.alpha,color:e.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(t),t.on("destroyed",(()=>{const e=this._zones.indexOf(t);e>=0&&this._zones.splice(e,1)})),this.fire("zoneCreated",t),t}get zones(){return this._zones}destroy(){super.destroy()}}const aF=function(e,t,i,s,r,o,n,a,l){const A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{};let h;const c=[()=>A(null)],u=qE(e,s,r);return c.push((()=>u.destroy())),function o(p){const f=ZE(e,s),g=p.length>0&&function(e,t,i){const s=e.canvas.canvas,r=new pe(e,{});r.worldPos=i;const o=new pe(e,{}),n=s.ownerDocument.body,a=new be(n,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);const l=function(){const e=r.canvasPos.slice(),t=o.canvasPos.slice();ge(s,n,e),ge(s,n,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(A),e.camera.off(h),r.destroy(),o.destroy(),a.destroy()}}}(e,s,p[p.length-1].getWorldPos());c.push((()=>{f.destroy(),g&&g.destroy()}));const m=p.length>0&&p[0],_=function(e){const t=m&&m.getCanvasPos();return t&&d.distVec2(t,e)<10&&{canvasPos:t,worldPos:m.getWorldPos()}},v=function(){const e=(e,t,i)=>t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1]),t=(e,t,i)=>{const s=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===s?0:s>0?1:2};return function(i,s){const r=i[i.length-2],o=i[i.length-1];for(let n=s?1:0;n<i.length-2-1;++n){const s=i[n],a=i[n+1],l=t(r,o,s),A=t(r,o,a),h=t(s,a,r),c=t(s,a,o);if(l!==A&&h!==c||0===l&&e(r,s,o)||0===A&&e(r,a,o)||0===h&&e(s,r,a)||0===c&&e(s,o,a))return!0}return!1}}();h=a((()=>{A(null),f.update(null),g&&g.update(null),u.updateBase(p.length>2?p.map((e=>e.getWorldPos())):null)}),((e,t)=>{const i=p.length>2&&_(e);if(m&&m.setHighlighted(!!i),A(i?i.canvasPos:e),f.update(!i&&t),g&&g.update(i?i.worldPos:t),p.length>=2){const e=p.map((e=>e.getWorldPos())).concat(i?[]:[t]),s=v(e.map((e=>[e[0],e[2]])),i);u.updateBase(s?null:e)}else u.updateBase(null)}),(function(e,a){const A=p.length>2&&_(e),h=p.map((e=>e.getWorldPos())).concat(A?[]:[a]);u.updateBase(h);const m=h.map((e=>[e[0],e[2]]));p.length>2&&v(m,A)?(c.pop()(),o(p)):A?(f.update(a),c.forEach((e=>e())),l(n.createZone({id:d.createUUID(),geometry:{planeCoordinates:m,altitude:t,height:i},alpha:r,color:s}))):(f.update(a),g&&g.update(a),o(p.concat(f)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){h(),c.forEach((e=>e()))}}};class lF extends R{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=$E(o,(function(t,i){return tF(e,d.vec3([0,1,0]),t,i)}));!function o(){a._action=aF(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}}class AF extends R{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=eF(o,this.pointerCircle,(function(t,i){return tF(e,d.vec3([0,1,0]),t,i)}));!function o(){a._action=aF(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}}class hF extends R{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene;super(o);const n=e._geometry.altitude,a=e._geometry.planeCoordinates.map((t=>{const i=o.canvas.canvas.ownerDocument.body,s=new me(o,{},i,{fillColor:e._color});return s.worldPos=d.vec3([t[0],n,t[1]]),s.on("worldPos",(function(){t[0]=s.worldPos[0],t[1]=s.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),s})),l=ve({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t&&t.pointerLens,dots:a,ray2WorldPos:(e,t)=>tF(n,d.vec3([0,1,0]),e,t),onEnd:(t,i)=>(e._zoneMesh&&this.fire("edited"),!!e._zoneMesh)}),A=function(){l(),a.forEach((e=>e.destroy()))},h=e.on("destroyed",A);this._deactivate=function(){e.off("destroyed",h),A()}}deactivate(){this._deactivate(),super.destroy()}}class cF extends hF{constructor(e,t){super(e,t,!0,!1)}}class uF extends hF{constructor(e,t){super(e,t,!1,!0)}}class dF extends R{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene,n=o.canvas.canvas;super(o);const a=this,l=e._geometry.altitude,A=t&&t.pointerLens,h=A?function(e){A.visible=!!e,e&&(A.canvasPos=e)}:()=>{},c=e=>{const t=d.vec3(),i=d.vec3();return d.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,t,i),s=t,r=i,tF(l,d.vec3([0,1,0]),s,r);var s,r},u=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ge(n.ownerDocument.documentElement,n,t),t),p=function(e,t){const i=e=>{e.preventDefault(),t(e)};return n.addEventListener(e,i),()=>n.removeEventListener(e,i)};let f=()=>{};const g=function(t,i,s,o){const l=o(t),A=u(l,d.vec2()),g=r.scene.pick({canvasPos:A,includeEntities:[e._zoneMesh.id]});if((g&&g.entity&&g.entity.zone)===e){f(),n.style.cursor="move",r.cameraControl.active=!1;const t=function(){const t=e._geometry.planeCoordinates.map((e=>e.slice())),i=c(A),s=d.vec2([i[0],i[2]]),r=d.vec2();return function(i){const o=c(i);r[0]=o[0],r[1]=o[2],d.subVec2(s,r,r),e._geometry.planeCoordinates.forEach(((e,i)=>{d.subVec2(t[i],r,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}}(),l=p(i,(function(e){const i=o(e);if(i){const e=u(i,d.vec2());t(e),h(e)}})),g=p(s,(function(e){const i=o(e);if(i){const e=u(i,d.vec2());t(e),h(null),f(),a.fire("translated")}}));f=function(){f=()=>{},n.style.cursor="default",r.cameraControl.active=!0,l(),g()}}},m=[];i&&m.push(p("mousedown",(e=>{1===e.which&&g(e,"mousemove","mouseup",(e=>1===e.which&&e))}))),s&&m.push(p("touchstart",(e=>{if(1===e.touches.length){const t=e.touches[0].identifier;g(e,"touchmove","touchend",(e=>[...e.changedTouches].find((e=>e.identifier===t))))}})));const _=function(){f(),m.forEach((e=>e())),h(null)},v=e.on("destroyed",_);this._deactivate=function(){e.off("destroyed",v),_()}}deactivate(){this._deactivate(),super.destroy()}}class pF extends dF{constructor(e,t){super(e,t,!0,!1)}}class fF extends dF{constructor(e,t){super(e,t,!1,!0)}}export{ji as AlphaFormat,Vt as AmbientLight,Ie as AngleMeasurementEditMouseControl,De as AngleMeasurementEditTouchControl,Pe as AngleMeasurementsControl,Ce as AngleMeasurementsMouseControl,Me as AngleMeasurementsPlugin,Ee as AngleMeasurementsTouchControl,Ue as AnnotationsPlugin,Fr as AxisGizmoPlugin,Zc as BCFViewpointsPlugin,vo as Bitmap,Ti as ByteType,Hu as CameraMemento,yu as CameraPath,Eu as CameraPathAnimation,WE as CityJSONLoaderPlugin,bi as ClampToEdgeWrapping,R as Component,Ss as CompressedMediaType,En as Configs,o as ContextMenu,Ku as CubicBezierCurve,_u as Curve,hc as DefaultLoadingManager,Xi as DepthFormat,Ji as DepthStencilFormat,Qt as DirLight,hu as DistanceMeasurementEditControl,cu as DistanceMeasurementEditMouseControl,uu as DistanceMeasurementEditTouchControl,nu as DistanceMeasurementsControl,au as DistanceMeasurementsMouseControl,lu as DistanceMeasurementsPlugin,Au as DistanceMeasurementsTouchControl,KE as DotBIMDefaultDataSource,XE as DotBIMLoaderPlugin,li as EdgeMaterial,ni as EmphasisMaterial,IC as FaceAlignedSectionPlanesPlugin,du as FastNavPlugin,Oi as FloatType,so as Fresnel,N as Frustum,O as FrustumPlane,Fs as GIFMediaType,pu as GLTFDefaultDataSource,YP as GLTFLoaderPlugin,Ni as HalfFloatType,Tu as ImagePlane,Ui as IntType,Is as JPEGMediaType,gc as KTX2TextureTranscoder,dE as LASLoaderPlugin,Vr as LambertMaterial,Qu as LightMap,Wc as LineSet,Ms as LinearEncoding,Mi as LinearFilter,Di as LinearMipMapLinearFilter,Fi as LinearMipMapNearestFilter,Ii as LinearMipmapLinearFilter,Ei as LinearMipmapNearestFilter,cc as Loader,Ac as LoadingManager,fu as LocaleService,Ki as LuminanceAlphaFormat,Wi as LuminanceFormat,e as Map,pe as Marker,H as MarqueePicker,j as MarqueePickerMouseControl,Br as Mesh,So as MeshSurfaceArea,wo as MeshVolume,Gr as MetallicMaterial,yi as MirroredRepeatWrapping,Gu as ModelMemento,eC as NavCubePlugin,xi as NearestFilter,Ci as NearestMipMapLinearFilter,Bi as NearestMipMapNearestFilter,Pi as NearestMipmapLinearFilter,wi as NearestMipmapNearestFilter,Qr as Node,AC as OBJLoaderPlugin,f as ObjectsKdTree3,Wu as ObjectsMemento,Ds as PNGMediaType,Xu as Path,Yu as PerformanceModel,ri as PhongMaterial,je as PickResult,z as Plugin,Ru as PointLight,G as PointerCircle,n as PointerLens,Ju as QuadraticBezierCurve,g as Queue,zi as RGBAFormat,es as RGBAIntegerFormat,Bs as RGBA_ASTC_10x10_Format,bs as RGBA_ASTC_10x5_Format,ys as RGBA_ASTC_10x6_Format,xs as RGBA_ASTC_10x8_Format,ws as RGBA_ASTC_12x10_Format,Ps as RGBA_ASTC_12x12_Format,us as RGBA_ASTC_4x4_Format,ds as RGBA_ASTC_5x4_Format,ps as RGBA_ASTC_5x5_Format,fs as RGBA_ASTC_6x5_Format,gs as RGBA_ASTC_6x6_Format,ms as RGBA_ASTC_8x5_Format,_s as RGBA_ASTC_8x6_Format,vs as RGBA_ASTC_8x8_Format,Cs as RGBA_BPTC_Format,cs as RGBA_ETC2_EAC_Format,ls as RGBA_PVRTC_2BPPV1_Format,as as RGBA_PVRTC_4BPPV1_Format,is as RGBA_S3TC_DXT1_Format,ss as RGBA_S3TC_DXT3_Format,rs as RGBA_S3TC_DXT5_Format,Gi as RGBFormat,As as RGB_ETC1_Format,hs as RGB_ETC2_Format,ns as RGB_PVRTC_2BPPV1_Format,os as RGB_PVRTC_4BPPV1_Format,ts as RGB_S3TC_DXT1_Format,qi as RGFormat,$i as RGIntegerFormat,$t as ReadableGeometry,Yi as RedFormat,Zi as RedIntegerFormat,Nu as ReflectionMap,vi as RepeatWrapping,SC as STLDefaultDataSource,VC as STLLoaderPlugin,Gc as SceneModel,ko as SceneModelMesh,Lc as SceneModelTransform,Ir as SectionPlane,mC as SectionPlanesPlugin,Ri as ShortType,Zu as Skybox,DC as SkyboxesPlugin,Kr as SpecularMaterial,vu as SplineCurve,Vu as SpriteMarker,xC as StoreyViewsPlugin,io as Texture,qu as TextureTranscoder,GC as TreeViewPlugin,Si as UnsignedByteType,Hi as UnsignedInt248Type,ki as UnsignedIntType,Qi as UnsignedShort4444Type,Vi as UnsignedShort5551Type,Li as UnsignedShortType,no as VBOGeometry,XC as ViewCullPlugin,Qb as Viewer,oE as WebIFCLoaderPlugin,pc as WorkerPool,JC as XKTDefaultDataSource,HM as XKTLoaderPlugin,sE as XML3DLoaderPlugin,hF as ZoneEditControl,cF as ZoneEditMouseControl,uF as ZoneEditTouchControl,dF as ZoneTranslateControl,pF as ZoneTranslateMouseControl,fF as ZoneTranslateTouchControl,rF as ZonesMouseControl,nF as ZonesPlugin,lF as ZonesPolysurfaceMouseControl,AF as ZonesPolysurfaceTouchControl,oF as ZonesTouchControl,ei as buildBoxGeometry,ho as buildBoxLinesGeometry,co as buildBoxLinesGeometryFromAABB,Pr as buildCylinderGeometry,uo as buildGridGeometry,_o as buildLineGeometry,po as buildPlaneGeometry,go as buildPolylineGeometry,mo as buildPolylineGeometryFromCurve,Cr as buildSphereGeometry,fo as buildTorusGeometry,Er as buildVectorTextGeometry,J as createRTCViewMat,V as frustumIntersectsAABB3,_c as getKTX2TextureTranscoder,$ as getPlaneRTCPos,bo as isTriangleMeshSolid,lo as load3DSGeometry,Ao as loadOBJGeometry,d as math,To as meshSurfaceArea,Po as meshVolume,q as rtcToWorldPos,Es as sRGBEncoding,Q as setFrustum,m as stats,y as utils,Y as worldToRTCPos,Z as worldToRTCPositions};
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h=A.length?parseInt(Zd.apply(void 0,A),10):0;return i*(r+a*Math.pow(10,-n))*Math.pow(10,l*h)},rf={type:2},of={type:3},nf={type:4},af={type:13},lf={type:8},Af={type:21},hf={type:9},cf={type:10},uf={type:11},df={type:12},pf={type:14},ff={type:23},gf={type:1},mf={type:25},_f={type:24},vf={type:26},bf={type:27},yf={type:28},xf={type:29},Bf={type:31},wf={type:32},Pf=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(Yd(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==wf;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),s=this.peekCodePoint(2);if(Zp(t)||$p(i,s)){var r=ef(t,i,s)?2:1;return{type:5,value:this.consumeName(),flags:r}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),af;break;case 39:return this.consumeStringToken(39);case 40:return rf;case 41:return of;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),pf;break;case 43:if(tf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return nf;case 45:var o=e,n=this.peekCodePoint(0),a=this.peekCodePoint(1);if(tf(o,n,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(ef(o,n,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===n&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),_f;break;case 46:if(tf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return vf;case 59:return bf;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),mf;break;case 64:var A=this.peekCodePoint(0),h=this.peekCodePoint(1),c=this.peekCodePoint(2);if(ef(A,h,c))return{type:7,value:this.consumeName()};break;case 91:return yf;case 92:if($p(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return xf;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),lf;break;case 123:return uf;case 125:return df;case 117:case 85:var u=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==u||!Xp(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),hf;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),Af;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),cf;break;case-1:return wf}return Jp(e)?(this.consumeWhiteSpace(),Bf):Kp(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):Yp(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:Zd(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();Xp(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(Zd.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(Zd.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(Zd.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&Xp(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];Xp(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(Zd.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),ff)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:Zd.apply(void 0,e)};if(Jp(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:Zd.apply(void 0,e)}):(this.consumeBadUrlRemnants(),ff);if(34===s||39===s||40===s||qp(s))return this.consumeBadUrlRemnants(),ff;if(92===s){if(!$p(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),ff;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;Jp(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;$p(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=Zd.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),gf;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):$p(s,r)&&(t+=this.consumeStringSlice(i),t+=Zd(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());Kp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&Kp(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Kp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&Kp(r)||Kp(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Kp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[sf(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),o=this.peekCodePoint(2);return ef(s,r,o)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(Xp(e)){for(var t=Zd(e);Xp(this.peekCodePoint(0))&&t.length<6;)t+=Zd(this.consumeCodePoint());Jp(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(Zp(t))e+=Zd(t);else{if(!$p(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=Zd(this.consumeEscapedCodePoint())}}},e}(),Cf=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Pf;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Lf(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?wf:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Mf=function(e){return 15===e.type},Ef=function(e){return 17===e.type},Ff=function(e){return 20===e.type},If=function(e){return 0===e.type},Df=function(e,t){return Ff(e)&&e.value===t},Sf=function(e){return 31!==e.type},Tf=function(e){return 31!==e.type&&4!==e.type},Rf=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Lf=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Uf=function(e){return 17===e.type||15===e.type},kf=function(e){return 16===e.type||Uf(e)},Of=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Nf={type:17,number:0,flags:4},Qf={type:16,number:50,flags:4},Vf={type:16,number:100,flags:4},Hf=function(e,t,i){var s=e[0],r=e[1];return[jf(s,t),jf(void 0!==r?r:s,i)]},jf=function(e,t){if(16===e.type)return e.number/100*t;if(Mf(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},Gf=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return 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Zv(i.left+w/2,i.top+y/2),this.topRightBorderStroke=r>0||o>0?ib(i.left+m,i.top+y/2,a-x/2,l-y/2,Mv.TOP_RIGHT):new Zv(i.left+i.width-x/2,i.top+y/2),this.bottomRightBorderStroke=h>0||c>0?ib(i.left+v,i.top+_,h-x/2,c-B/2,Mv.BOTTOM_RIGHT):new Zv(i.left+i.width-x/2,i.top+i.height-B/2),this.bottomLeftBorderStroke=d>0||p>0?ib(i.left+w/2,i.top+b,d-w/2,p-B/2,Mv.BOTTOM_LEFT):new Zv(i.left+w/2,i.top+i.height-B/2),this.topLeftBorderBox=r>0||o>0?ib(i.left,i.top,r,o,Mv.TOP_LEFT):new Zv(i.left,i.top),this.topRightBorderBox=a>0||l>0?ib(i.left+m,i.top,a,l,Mv.TOP_RIGHT):new Zv(i.left+i.width,i.top),this.bottomRightBorderBox=h>0||c>0?ib(i.left+v,i.top+_,h,c,Mv.BOTTOM_RIGHT):new Zv(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?ib(i.left,i.top+b,d,p,Mv.BOTTOM_LEFT):new Zv(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||o>0?ib(i.left+w,i.top+y,Math.max(0,r-w),Math.max(0,o-y),Mv.TOP_LEFT):new Zv(i.left+w,i.top+y),this.topRightPaddingBox=a>0||l>0?ib(i.left+Math.min(m,i.width-x),i.top+y,m>i.width+x?0:Math.max(0,a-x),Math.max(0,l-y),Mv.TOP_RIGHT):new Zv(i.left+i.width-x,i.top+y),this.bottomRightPaddingBox=h>0||c>0?ib(i.left+Math.min(v,i.width-w),i.top+Math.min(_,i.height-B),Math.max(0,h-x),Math.max(0,c-B),Mv.BOTTOM_RIGHT):new Zv(i.left+i.width-x,i.top+i.height-B),this.bottomLeftPaddingBox=d>0||p>0?ib(i.left+w,i.top+Math.min(b,i.height-B),Math.max(0,d-w),Math.max(0,p-B),Mv.BOTTOM_LEFT):new Zv(i.left+w,i.top+i.height-B),this.topLeftContentBox=r>0||o>0?ib(i.left+w+E,i.top+y+P,Math.max(0,r-(w+E)),Math.max(0,o-(y+P)),Mv.TOP_LEFT):new Zv(i.left+w+E,i.top+y+P),this.topRightContentBox=a>0||l>0?ib(i.left+Math.min(m,i.width+w+E),i.top+y+P,m>i.width+w+E?0:a-w+E,l-(y+P),Mv.TOP_RIGHT):new Zv(i.left+i.width-(x+C),i.top+y+P),this.bottomRightContentBox=h>0||c>0?ib(i.left+Math.min(v,i.width-(w+E)),i.top+Math.min(_,i.height+y+P),Math.max(0,h-(x+C)),c-(B+M),Mv.BOTTOM_RIGHT):new Zv(i.left+i.width-(x+C),i.top+i.height-(B+M)),this.bottomLeftContentBox=d>0||p>0?ib(i.left+w+E,i.top+b,Math.max(0,d-(w+E)),p-(B+M),Mv.BOTTOM_LEFT):new Zv(i.left+w+E,i.top+i.height-(B+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(Mv||(Mv={}));var ib=function(e,t,i,s,r){var o=(Math.sqrt(2)-1)/3*4,n=i*o,a=s*o,l=e+i,A=t+s;switch(r){case Mv.TOP_LEFT:return new $v(new Zv(e,A),new Zv(e,A-a),new Zv(l-n,t),new Zv(l,t));case Mv.TOP_RIGHT:return new $v(new Zv(e,t),new Zv(e+n,t),new Zv(l,A-a),new Zv(l,A));case Mv.BOTTOM_RIGHT:return new $v(new Zv(l,t),new Zv(l,t+a),new Zv(e+n,A),new Zv(e,A));case Mv.BOTTOM_LEFT:default:return new $v(new Zv(l,A),new Zv(l-n,A),new Zv(e,t+a),new Zv(e,t))}},sb=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},rb=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},ob=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},nb=function(e,t){this.path=e,this.target=t,this.type=1},ab=function(e){this.opacity=e,this.type=2,this.target=6},lb=function(e){return 1===e.type},Ab=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},hb=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},cb=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new tb(this.container),this.container.styles.opacity<1&&this.effects.push(new ab(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new ob(i,s,r))}if(0!==this.container.styles.overflowX){var o=sb(this.curves),n=rb(this.curves);Ab(o,n)?this.effects.push(new nb(o,6)):(this.effects.push(new nb(o,2)),this.effects.push(new nb(n,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!lb(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var o=sb(i.curves),n=rb(i.curves);Ab(o,n)||s.unshift(new nb(n,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return km(t.target,e)}))},e}(),ub=function(e,t,i,s){e.container.elements.forEach((function(r){var o=km(r.flags,4),n=km(r.flags,2),a=new cb(r,e);km(r.styles.display,2048)&&s.push(a);var l=km(r.flags,8)?[]:s;if(o||n){var A=o||r.styles.isPositioned()?i:t,h=new hb(a);if(r.styles.isPositioned()||r.styles.opacity<1||r.styles.isTransformed()){var c=r.styles.zIndex.order;if(c<0){var u=0;A.negativeZIndex.some((function(e,t){return c>e.element.container.styles.zIndex.order?(u=t,!1):u>0})),A.negativeZIndex.splice(u,0,h)}else if(c>0){var d=0;A.positiveZIndex.some((function(e,t){return c>=e.element.container.styles.zIndex.order?(d=t+1,!1):d>0})),A.positiveZIndex.splice(d,0,h)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(h)}else r.styles.isFloating()?A.nonPositionedFloats.push(h):A.nonPositionedInlineLevel.push(h);ub(a,h,o?h:i,l)}else r.styles.isInlineLevel()?t.inlineLevel.push(a):t.nonInlineLevel.push(a),ub(a,t,i,l);km(r.flags,8)&&db(r,l)}))},db=function(e,t){for(var i=e instanceof k_?e.start:1,s=e instanceof k_&&e.reversed,r=0;r<t.length;r++){var o=t[r];o.container instanceof U_&&"number"==typeof o.container.value&&0!==o.container.value&&(i=o.container.value),o.listValue=Pv(i,o.container.styles.listStyleType,!0),i+=s?-1:1}},pb=function(e,t){switch(t){case 0:return gb(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return gb(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return gb(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return gb(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},fb=function(e,t){var i=[];return eb(e)?i.push(e.subdivide(.5,!1)):i.push(e),eb(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},gb=function(e,t,i,s){var r=[];return eb(e)?r.push(e.subdivide(.5,!1)):r.push(e),eb(i)?r.push(i.subdivide(.5,!0)):r.push(i),eb(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),eb(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},mb=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},_b=function(e){var t=e.styles,i=e.bounds,s=jf(t.paddingLeft,i.width),r=jf(t.paddingRight,i.width),o=jf(t.paddingTop,i.width),n=jf(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,o+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+o+n))},vb=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?_b(t):mb(t)}(Bb(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?_b(t):mb(t)}(Bb(e.styles.backgroundClip,t),e),o=xb(Bb(e.styles.backgroundSize,t),i,s),n=o[0],a=o[1],l=Hf(Bb(e.styles.backgroundPosition,t),s.width-n,s.height-a);return[wb(Bb(e.styles.backgroundRepeat,t),l,o,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),n,a]},bb=function(e){return Ff(e)&&e.value===fg.AUTO},yb=function(e){return"number"==typeof e},xb=function(e,t,i){var s=t[0],r=t[1],o=t[2],n=e[0],a=e[1];if(!n)return[0,0];if(kf(n)&&a&&kf(a))return[jf(n,i.width),jf(a,i.height)];var l=yb(o);if(Ff(n)&&(n.value===fg.CONTAIN||n.value===fg.COVER))return yb(o)?i.width/i.height<o!=(n.value===fg.COVER)?[i.width,i.width/o]:[i.height*o,i.height]:[i.width,i.height];var A=yb(s),h=yb(r),c=A||h;if(bb(n)&&(!a||bb(a)))return A&&h?[s,r]:l||c?c&&l?[A?s:r*o,h?r:s/o]:[A?s:i.width,h?r:i.height]:[i.width,i.height];if(l){var u=0,d=0;return kf(n)?u=jf(n,i.width):kf(a)&&(d=jf(a,i.height)),bb(n)?u=d*o:a&&!bb(a)||(d=u/o),[u,d]}var p=null,f=null;if(kf(n)?p=jf(n,i.width):a&&kf(a)&&(f=jf(a,i.height)),null===p||a&&!bb(a)||(f=A&&h?p/s*r:i.height),null!==f&&bb(n)&&(p=A&&h?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},Bb=function(e,t){var i=e[t];return void 0===i?e[0]:i},wb=function(e,t,i,s,r){var o=t[0],n=t[1],a=i[0],l=i[1];switch(e){case 2:return[new Zv(Math.round(s.left),Math.round(s.top+n)),new Zv(Math.round(s.left+s.width),Math.round(s.top+n)),new Zv(Math.round(s.left+s.width),Math.round(l+s.top+n)),new Zv(Math.round(s.left),Math.round(l+s.top+n))];case 3:return[new Zv(Math.round(s.left+o),Math.round(s.top)),new Zv(Math.round(s.left+o+a),Math.round(s.top)),new Zv(Math.round(s.left+o+a),Math.round(s.height+s.top)),new Zv(Math.round(s.left+o),Math.round(s.height+s.top))];case 1:return[new Zv(Math.round(s.left+o),Math.round(s.top+n)),new Zv(Math.round(s.left+o+a),Math.round(s.top+n)),new Zv(Math.round(s.left+o+a),Math.round(s.top+n+l)),new Zv(Math.round(s.left+o),Math.round(s.top+n+l))];default:return[new Zv(Math.round(r.left),Math.round(r.top)),new Zv(Math.round(r.left+r.width),Math.round(r.top)),new Zv(Math.round(r.left+r.width),Math.round(r.height+r.top)),new Zv(Math.round(r.left),Math.round(r.height+r.top))]}},Pb=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),o=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",o.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var n=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return o.removeChild(i),{baseline:n,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),Cb=function(e,t){this.context=e,this.options=t},Mb=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new Pb(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return jd(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),lb(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return zd(this,void 0,void 0,(function(){return Wd(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return zd(this,void 0,void 0,(function(){return Wd(this,(function(t){switch(t.label){case 0:return km(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):P_(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=Sb(e.fontFamily).join(", "),s=Mf(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return zd(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h=this;return Wd(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],o=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",n=this.fontMetrics.getMetrics(r,o),a=n.baseline,l=n.middle,A=t.paintOrder,e.textBounds.forEach((function(e){A.forEach((function(i){switch(i){case 0:h.ctx.fillStyle=Yf(t.color),h.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){h.ctx.shadowColor=Yf(i.color),h.ctx.shadowOffsetX=i.offsetX.number*h.options.scale,h.ctx.shadowOffsetY=i.offsetY.number*h.options.scale,h.ctx.shadowBlur=i.blur.number,h.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),h.ctx.shadowColor="",h.ctx.shadowOffsetX=0,h.ctx.shadowOffsetY=0,h.ctx.shadowBlur=0),t.textDecorationLine.length&&(h.ctx.fillStyle=Yf(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:h.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(h.ctx.strokeStyle=Yf(t.webkitTextStrokeColor),h.ctx.lineWidth=t.webkitTextStrokeWidth,h.ctx.lineJoin=window.chrome?"miter":"round",h.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),h.ctx.strokeStyle="",h.ctx.lineWidth=0,h.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=_b(e),r=rb(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return zd(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v;return Wd(this,(function(b){switch(b.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,o=0,n=i.textNodes,b.label=1;case 1:return o<n.length?(a=n[o],[4,this.renderTextNode(a,r)]):[3,4];case 2:b.sent(),b.label=3;case 3:return o++,[3,1];case 4:if(!(i instanceof T_))return[3,8];b.label=5;case 5:return b.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,8];case 7:return b.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof R_&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof L_))return[3,12];b.label=9;case 9:return b.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,12];case 11:return b.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof G_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=b.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),b.label=14;case 14:if(i instanceof V_&&(A=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new Zv(i.bounds.left+.39363*A,i.bounds.top+.79*A),new Zv(i.bounds.left+.16*A,i.bounds.top+.5549*A),new Zv(i.bounds.left+.27347*A,i.bounds.top+.44071*A),new Zv(i.bounds.left+.39694*A,i.bounds.top+.5649*A),new Zv(i.bounds.left+.72983*A,i.bounds.top+.23*A),new Zv(i.bounds.left+.84*A,i.bounds.top+.34085*A),new Zv(i.bounds.left+.39363*A,i.bounds.top+.79*A)]),this.ctx.fillStyle=Yf(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+A/2,i.bounds.top+A/2,A/4,0,2*Math.PI,!0),this.ctx.fillStyle=Yf(707406591),this.ctx.fill(),this.ctx.restore())),Eb(i)&&i.value.length){switch(h=this.createFontStyle(r),_=h[0],c=h[1],u=this.fontMetrics.getMetrics(_,c).baseline,this.ctx.font=_,this.ctx.fillStyle=Yf(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Ib(i.styles.textAlign),v=_b(i),d=0,i.styles.textAlign){case 1:d+=v.width/2;break;case 2:d+=v.width}p=v.add(d,0,0,-v.height/2+1),this.ctx.save(),this.path([new Zv(v.left,v.top),new Zv(v.left+v.width,v.top),new Zv(v.left+v.width,v.top+v.height),new Zv(v.left,v.top+v.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new x_(i.value,p),r.letterSpacing,u),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!km(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];g=void 0,m=f.url,b.label=15;case 15:return b.trys.push([15,17,,18]),[4,this.context.cache.match(m)];case 16:return g=b.sent(),this.ctx.drawImage(g,i.bounds.left-(g.width+10),i.bounds.top),[3,18];case 17:return b.sent(),this.context.logger.error("Error loading list-style-image "+m),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(_=this.createFontStyle(r)[0],this.ctx.font=_,this.ctx.fillStyle=Yf(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",v=new Xd(i.bounds.left,i.bounds.top+jf(i.styles.paddingTop,i.bounds.width),i.bounds.width,em(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new x_(e.listValue,v),r.letterSpacing,em(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),b.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return zd(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A,h,c,u,d,p,f;return Wd(this,(function(g){switch(g.label){case 0:return km(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:g.sent(),t=0,i=e.negativeZIndex,g.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:g.sent(),g.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:g.sent(),s=0,r=e.nonInlineLevel,g.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:g.sent(),g.label=9;case 9:return s++,[3,7];case 10:o=0,n=e.nonPositionedFloats,g.label=11;case 11:return o<n.length?(f=n[o],[4,this.renderStack(f)]):[3,14];case 12:g.sent(),g.label=13;case 13:return o++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,g.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:g.sent(),g.label=17;case 17:return a++,[3,15];case 18:A=0,h=e.inlineLevel,g.label=19;case 19:return A<h.length?(f=h[A],[4,this.renderNode(f)]):[3,22];case 20:g.sent(),g.label=21;case 21:return A++,[3,19];case 22:c=0,u=e.zeroOrAutoZIndexOrTransformedOrOpacity,g.label=23;case 23:return c<u.length?(f=u[c],[4,this.renderStack(f)]):[3,26];case 24:g.sent(),g.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,g.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:g.sent(),g.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=eb(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),eb(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return zd(this,void 0,void 0,(function(){var t,i,s,r,o,n;return Wd(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w,P,C,M,E,F,I,D,S,T,R;return Wd(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];r=void 0,o=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,s.context.cache.match(o)];case 2:return r=L.sent(),[3,4];case 3:return L.sent(),s.context.logger.error("Error loading background-image "+o),[3,4];case 4:return r&&(n=vb(e,t,[r.width,r.height,r.width/r.height]),v=n[0],P=n[1],C=n[2],x=n[3],B=n[4],m=s.ctx.createPattern(s.resizeImage(r,x,B),"repeat"),s.renderRepeat(v,m,P,C)),[3,6];case 5:1===i.type?(a=vb(e,t,[null,null,null]),v=a[0],P=a[1],C=a[2],x=a[3],B=a[4],l=Ag(i.angle,x,B),A=l[0],h=l[1],c=l[2],u=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=B,f=p.getContext("2d"),g=f.createLinearGradient(h,u,c,d),lg(i.stops,A).forEach((function(e){return g.addColorStop(e.stop,Yf(e.color))})),f.fillStyle=g,f.fillRect(0,0,x,B),x>0&&B>0&&(m=s.ctx.createPattern(p,"repeat"),s.renderRepeat(v,m,P,C))):function(e){return 2===e.type}(i)&&(_=vb(e,t,[null,null,null]),v=_[0],b=_[1],y=_[2],x=_[3],B=_[4],w=0===i.position.length?[Qf]:i.position,P=jf(w[0],x),C=jf(w[w.length-1],B),M=function(e,t,i,s,r){var o=0,n=0;switch(e.size){case 0:0===e.shape?o=n=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.min(Math.abs(t),Math.abs(t-s)),n=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)o=n=Math.min(hg(t,i),hg(t,i-r),hg(t-s,i),hg(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=cg(s,r,t,i,!0),A=l[0],h=l[1];n=a*(o=hg(A-t,(h-i)/a))}break;case 1:0===e.shape?o=n=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.max(Math.abs(t),Math.abs(t-s)),n=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)o=n=Math.max(hg(t,i),hg(t,i-r),hg(t-s,i),hg(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=cg(s,r,t,i,!1);A=c[0],h=c[1],n=a*(o=hg(A-t,(h-i)/a))}}return Array.isArray(e.size)&&(o=jf(e.size[0],s),n=2===e.size.length?jf(e.size[1],r):o),[o,n]}(i,P,C,x,B),E=M[0],F=M[1],E>0&&F>0&&(I=s.ctx.createRadialGradient(b+P,y+C,0,b+P,y+C,E),lg(i.stops,2*E).forEach((function(e){return I.addColorStop(e.stop,Yf(e.color))})),s.path(v),s.ctx.fillStyle=I,E!==F?(D=e.bounds.left+.5*e.bounds.width,S=e.bounds.top+.5*e.bounds.height,R=1/(T=F/E),s.ctx.save(),s.ctx.translate(D,S),s.ctx.transform(1,0,0,T,0,0),s.ctx.translate(-D,-S),s.ctx.fillRect(b,R*(y-S)+S,x,B*R),s.ctx.restore()):s.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},s=this,r=0,o=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<o.length?(n=o[r],[5,i(n)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return zd(this,void 0,void 0,(function(){return Wd(this,(function(s){return this.path(pb(i,t)),this.ctx.fillStyle=Yf(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return zd(this,void 0,void 0,(function(){var r,o;return Wd(this,(function(n){switch(n.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return n.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return gb(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return gb(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return gb(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return gb(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=Yf(e),this.ctx.fill(),o=function(e,t){switch(t){case 0:return gb(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return gb(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return gb(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return gb(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(o),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return zd(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A=this;return Wd(this,(function(h){switch(h.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!Jf(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=Fb(Bb(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),Jf(t.backgroundColor)||(this.ctx.fillStyle=Yf(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:h.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){A.ctx.save();var i,s,r,o,n,a=sb(e.curves),l=t.inset?0:1e4,h=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,o=t.spread.number*(t.inset?-2:2),n=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+o,r);case 2:return e.add(s+o,r+n);case 3:return e.add(s,r+n)}return e})));t.inset?(A.path(a),A.ctx.clip(),A.mask(h)):(A.mask(a),A.ctx.clip(),A.path(h)),A.ctx.shadowOffsetX=t.offsetX.number+l,A.ctx.shadowOffsetY=t.offsetY.number,A.ctx.shadowColor=Yf(t.color),A.ctx.shadowBlur=t.blur.number,A.ctx.fillStyle=t.inset?Yf(t.color):"rgba(0,0,0,1)",A.ctx.fill(),A.ctx.restore()})),h.label=2;case 2:o=0,n=0,a=s,h.label=3;case 3:return n<a.length?0!==(l=a[n]).style&&!Jf(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,2)]:[3,11]:[3,13];case 4:return h.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,3)];case 6:return h.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,o,e.curves)];case 8:return h.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,o,e.curves)];case 10:h.sent(),h.label=11;case 11:o++,h.label=12;case 12:return n++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return zd(this,void 0,void 0,(function(){var o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b;return Wd(this,(function(y){return this.ctx.save(),o=function(e,t){switch(t){case 0:return fb(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return fb(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return fb(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return fb(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),n=pb(s,i),2===r&&(this.path(n),this.ctx.clip()),eb(n[0])?(a=n[0].start.x,l=n[0].start.y):(a=n[0].x,l=n[0].y),eb(n[1])?(A=n[1].end.x,h=n[1].end.y):(A=n[1].x,h=n[1].y),c=0===i||2===i?Math.abs(a-A):Math.abs(l-h),this.ctx.beginPath(),3===r?this.formatPath(o):this.formatPath(n.slice(0,2)),u=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(u=t,d=t),p=!0,c<=2*u?p=!1:c<=2*u+d?(u*=f=c/(2*u+d),d*=f):(g=Math.floor((c+d)/(u+d)),m=(c-g*u)/(g-1),d=(_=(c-(g+1)*u)/g)<=0||Math.abs(d-m)<Math.abs(d-_)?m:_),p&&(3===r?this.ctx.setLineDash([0,u+d]):this.ctx.setLineDash([u,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=Yf(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(eb(n[0])&&(v=n[3],b=n[0],this.ctx.beginPath(),this.formatPath([new Zv(v.end.x,v.end.y),new Zv(b.start.x,b.start.y)]),this.ctx.stroke()),eb(n[1])&&(v=n[1],b=n[2],this.ctx.beginPath(),this.formatPath([new Zv(v.end.x,v.end.y),new Zv(b.start.x,b.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return zd(this,void 0,void 0,(function(){var t;return Wd(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=Yf(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),s=new cb(e,null),r=new hb(s),ub(s,r,r,o=[]),db(s.container,o),t=r,[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}var s,r,o}))}))},t}(Cb),Eb=function(e){return e instanceof j_||(e instanceof H_||e instanceof V_&&"radio"!==e.type&&"checkbox"!==e.type)},Fb=function(e,t){switch(e){case 0:return sb(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return rb(t)}},Ib=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Db=["-apple-system","system-ui"],Sb=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Db.indexOf(e)})):e},Tb=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return jd(t,e),t.prototype.render=function(e){return zd(this,void 0,void 0,(function(){var t,i;return Wd(this,(function(s){switch(s.label){case 0:return 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image");return{width:o,height:r,data:h,compressed:n,hasAlpha:s,format:a}}function SB(e,t){let i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=TB()),"object"==typeof i&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),MB[i]}function TB(){const e=gB();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}const RB={...{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}},parse:async function(e,t){if("auto"===t.basis.containerFormat){if(function(e){const t=new Uint8Array(e);return!(t.byteLength<CB.length||t[0]!==CB[0]||t[1]!==CB[1]||t[2]!==CB[2]||t[3]!==CB[3]||t[4]!==CB[4]||t[5]!==CB[5]||t[6]!==CB[6]||t[7]!==CB[7]||t[8]!==CB[8]||t[9]!==CB[9]||t[10]!==CB[10]||t[11]!==CB[11])}(e)){return IB((await nB(t)).KTX2File,e,t)}const{BasisFile:i}=await oB(t);return EB(i,e,t)}if("encoder"===t.basis.module){const i=await nB(t);return"ktx2"===t.basis.containerFormat?IB(i.KTX2File,e,t):EB(i.BasisFile,e,t)}{const{BasisFile:i}=await oB(t);return EB(i,e,t)}}},{_parseImageNode:LB}=globalThis,UB="undefined"!=typeof Image,kB="undefined"!=typeof ImageBitmap,OB=Boolean(LB),NB=!!Hb||OB;function QB(e){const t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"==typeof e&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}const VB=/^data:image\/svg\+xml/,HB=/\.svg((\?|#).*)?$/;function jB(e){return e&&(VB.test(e)||HB.test(e))}function GB(e,t){if(jB(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}async function zB(e,t,i){const s=function(e,t){if(jB(t)){let t=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(t=unescape(encodeURIComponent(t)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(t))}return GB(e,t)}(e,i),r=self.URL||self.webkitURL,o="string"!=typeof s&&r.createObjectURL(s);try{return await async function(e,t){const i=new Image;if(i.src=e,t.image&&t.image.decode&&i.decode)return await i.decode(),i;return await new Promise(((t,s)=>{try{i.onload=()=>t(i),i.onerror=t=>s(new Error("Could not load image ".concat(e,": ").concat(t)))}catch(e){s(e)}}))}(o||s,t)}finally{o&&r.revokeObjectURL(o)}}const WB={};let KB=!0;async function XB(e,t,i){let s;if(jB(i)){s=await zB(e,t,i)}else s=GB(e,i);const r=t&&t.imagebitmap;return await async function(e,t=null){!function(e){for(const t in e||WB)return!1;return!0}(t)&&KB||(t=null);if(t)try{return await createImageBitmap(e,t)}catch(e){console.warn(e),KB=!1}return await createImageBitmap(e)}(s,r)}function JB(e){const t=YB(e);return function(e){const t=YB(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){const t=YB(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;const{tableMarkers:i,sofMarkers:s}=function(){const e=new Set([65499,65476,65484,65501,65534]);for(let t=65504;t<65520;++t)e.add(t);const t=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:t}}();let r=2;for(;r+9<t.byteLength;){const e=t.getUint16(r,false);if(s.has(e))return{mimeType:"image/jpeg",height:t.getUint16(r+5,false),width:t.getUint16(r+7,false)};if(!i.has(e))return null;r+=2,r+=t.getUint16(r,false)}return null}(t)||function(e){const t=YB(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){const t=YB(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function YB(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}const ZB={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:async function(e,t,i){const s=((t=t||{}).image||{}).type||"auto",{url:r}=i||{};let o;switch(function(e){switch(e){case"auto":case"data":return function(){if(kB)return"imagebitmap";if(UB)return"image";if(NB)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return kB||UB||NB;case"imagebitmap":return kB;case"image":return UB;case"data":return NB;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}(s)){case"imagebitmap":o=await XB(e,t,r);break;case"image":o=await zB(e,t,r);break;case"data":o=await async function(e,t){const{mimeType:i}=JB(e)||{},s=globalThis._parseImageNode;return Vb(s),await s(e,i)}(e);break;default:Vb(!1)}return"data"===s&&(o=function(e){switch(QB(e)){case"data":return e;case"image":case"imagebitmap":const t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}(o)),o},tests:[e=>Boolean(JB(new DataView(e)))],options:{image:{type:"auto",decode:!0}}},qB=["image/png","image/jpeg","image/gif"],$B={};function ew(e){return void 0===$B[e]&&($B[e]=function(e){switch(e){case"image/webp":return function(){if(!Hb)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch{return!1}}();case"image/svg":return Hb;default:if(!Hb){const{_parseImageNode:t}=globalThis;return Boolean(t)&&qB.includes(e)}return!0}}(e)),$B[e]}function tw(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function iw(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;const i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}const sw=["SCALAR","VEC2","VEC3","VEC4"],rw=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],ow=new Map(rw),nw={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},aw={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},lw={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function Aw(e){return sw[e-1]||sw[0]}function hw(e){const t=ow.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function cw(e,t){const i=lw[e.componentType],s=nw[e.type],r=aw[e.componentType],o=e.count*s,n=e.count*s*r;return tw(n>=0&&n<=t.byteLength),{ArrayType:i,length:o,byteLength:n}}const uw={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]};class dw{constructor(e){Zb(this,"gltf",void 0),Zb(this,"sourceBuffers",void 0),Zb(this,"byteLength",void 0),this.gltf=e||{json:{...uw},buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}get json(){return this.gltf.json}getApplicationData(e){return this.json[e]}getExtraData(e){return(this.json.extras||{})[e]}getExtension(e){const t=this.getUsedExtensions().find((t=>t===e)),i=this.json.extensions||{};return t?i[e]||!0:null}getRequiredExtension(e){const t=this.getRequiredExtensions().find((t=>t===e));return t?this.getExtension(e):null}getRequiredExtensions(){return this.json.extensionsRequired||[]}getUsedExtensions(){return this.json.extensionsUsed||[]}getObjectExtension(e,t){return(e.extensions||{})[t]}getScene(e){return this.getObject("scenes",e)}getNode(e){return this.getObject("nodes",e)}getSkin(e){return this.getObject("skins",e)}getMesh(e){return this.getObject("meshes",e)}getMaterial(e){return this.getObject("materials",e)}getAccessor(e){return this.getObject("accessors",e)}getTexture(e){return this.getObject("textures",e)}getSampler(e){return this.getObject("samplers",e)}getImage(e){return this.getObject("images",e)}getBufferView(e){return this.getObject("bufferViews",e)}getBuffer(e){return this.getObject("buffers",e)}getObject(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}getTypedArrayForBufferView(e){const t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];tw(i);const s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}getTypedArrayForAccessor(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,{ArrayType:s,length:r}=cw(e,t);return new s(i,t.byteOffset+e.byteOffset,r)}getTypedArrayForImageData(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}addApplicationData(e,t){return this.json[e]=t,this}addExtraData(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}addObjectExtension(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}setObjectExtension(e,t,i){(e.extensions||{})[t]=i}removeObjectExtension(e,t){const i=e.extensions||{},s=i[t];return delete i[t],s}addExtension(e,t={}){return tw(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}addRequiredExtension(e,t={}){return tw(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}registerUsedExtension(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((t=>t===e))||this.json.extensionsUsed.push(e)}registerRequiredExtension(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((t=>t===e))||this.json.extensionsRequired.push(e)}removeExtension(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}setDefaultScene(e){this.json.scene=e}addScene(e){const{nodeIndices:t}=e;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}addNode(e){const{meshIndex:t,matrix:i}=e;this.json.nodes=this.json.nodes||[];const s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}addMesh(e){const{attributes:t,indices:i,material:s,mode:r=4}=e,o={primitives:[{attributes:this._addAttributes(t),mode:r}]};if(i){const e=this._addIndices(i);o.primitives[0].indices=e}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}addPointCloud(e){const t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}addImage(e,t){const i=JB(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}addBufferView(e){const t=e.byteLength;tw(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);const i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=by(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}addAccessor(e,t){const i={bufferView:e,type:Aw(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}addBinaryBuffer(e,t={size:3}){const i=this.addBufferView(e);let s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));const r={size:t.size,componentType:hw(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}addTexture(e){const{imageIndex:t}=e,i={source:t};return this.json.textures=this.json.textures||[],this.json.textures.push(i),this.json.textures.length-1}addMaterial(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}createBinaryChunk(){var e,t;this.gltf.buffers=[];const i=this.byteLength,s=new ArrayBuffer(i),r=new Uint8Array(s);let o=0;for(const e of this.sourceBuffers||[])o=yy(e,r,o);null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=i:this.json.buffers=[{byteLength:i}],this.gltf.binary=s,this.sourceBuffers=[s]}_removeStringFromArray(e,t){let i=!0;for(;i;){const s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}_addAttributes(e={}){const t={};for(const i in e){const s=e[i],r=this._getGltfAttributeName(i),o=this.addBinaryBuffer(s.value,s);t[r]=o}return t}_addIndices(e){return this.addBinaryBuffer(e,{size:1})}_getGltfAttributeName(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}_getAccessorMinMax(e,t){const i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];const s=e.subarray(0,t);for(const e of s)i.min.push(e),i.max.push(e);for(let s=t;s<e.length;s+=t)for(let r=0;r<t;r++)i.min[0+r]=Math.min(i.min[0+r],e[s+r]),i.max[0+r]=Math.max(i.max[0+r],e[s+r]);return i}}const pw="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",fw="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this.draco.POINT_CLOUD:e=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!e.ok()||!r.ptr){const t="DRACO decompression failed: ".concat(e.error_msg());throw new Error(t)}const o=this._getDracoLoaderData(r,s,t),n=this._getMeshData(r,o,t),a=function(e){let t=1/0,i=1/0,s=1/0,r=-1/0,o=-1/0,n=-1/0;const a=e.POSITION?e.POSITION.value:[],l=a&&a.length;for(let e=0;e<l;e+=3){const l=a[e],A=a[e+1],h=a[e+2];t=l<t?l:t,i=A<i?A:i,s=h<s?h:s,r=l>r?l:r,o=A>o?A:o,n=h>n?h:n}return[[t,i,s],[r,o,n]]}(n.attributes),l=function(e,t,i){const s=Yw(t.metadata),r=[],o=function(e){const t={};for(const i in e){const s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(const t in e){const i=Jw(t,e[t],o[t]);r.push(i)}if(i){const e=Jw("indices",i);r.push(e)}return new Mw(r,s)}(n.attributes,o,n.indices);return{loader:"draco",loaderData:o,header:{vertexCount:r.num_points(),boundingBox:a},...n,schema:l}}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}_getDracoLoaderData(e,t,i){const s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}_getDracoAttributes(e,t){const i={};for(let s=0;s<e.num_attributes();s++){const r=this.decoder.GetAttribute(e,s),o=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:o};const n=this._getQuantizationTransform(r,t);n&&(i[r.unique_id()].quantization_transform=n);const a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}_getMeshData(e,t,i){const s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}_getMeshAttributes(e,t,i){const s={};for(const r of Object.values(e.attributes)){const e=this._deduceAttributeName(r,i);r.name=e;const{value:o,size:n}=this._getAttributeValues(t,r);s[e]={value:o,size:n,byteOffset:r.byte_offset,byteStride:r.byte_stride,normalized:r.normalized}}return s}_getTriangleListIndices(e){const t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}_getTriangleStripIndices(e){const t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}_getAttributeValues(e,t){const i=qw[t.data_type],s=t.num_components,r=e.num_points()*s,o=r*i.BYTES_PER_ELEMENT,n=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,i);let a;const l=this.draco._malloc(o);try{const s=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,s,n,o,l),a=new i(this.draco.HEAPF32.buffer,l,r).slice()}finally{this.draco._free(l)}return{value:a,size:s}}_deduceAttributeName(e,t){const i=e.unique_id;for(const[e,s]of Object.entries(t.extraAttributes||{}))if(s===i)return e;const s=e.attribute_type;for(const e in Zw){if(this.draco[e]===s)return Zw[e]}const r=t.attributeNameEntry||"name";return e.metadata[r]?e.metadata[r].string:"CUSTOM_ATTRIBUTE_".concat(i)}_getTopLevelMetadata(e){const t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}_getAttributeMetadata(e,t){const i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}_getDracoMetadata(e){if(!e||!e.ptr)return{};const t={},i=this.metadataQuerier.NumEntries(e);for(let s=0;s<i;s++){const i=this.metadataQuerier.GetEntryName(e,s);t[i]=this._getDracoMetadataField(e,i)}return t}_getDracoMetadataField(e,t){const i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);const s=function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}_disableAttributeTransforms(e){const{quantizedAttributes:t=[],octahedronAttributes:i=[]}=e,s=[...t,...i];for(const e of s)this.decoder.SkipAttributeTransform(this.draco[e])}_getQuantizationTransform(e,t){const{quantizedAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits(),range:t.range(),min_values:new Float32Array([1,2,3]).map((e=>t.min_value(e)))}}finally{this.draco.destroy(t)}}return null}_getOctahedronTransform(e,t){const{octahedronAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits()}}finally{this.draco.destroy(t)}}return null}}const eP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),tP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),iP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");let sP;async function rP(e){const t=e.modules||{};return sP=t.draco3d?sP||t.draco3d.createDecoderModule({}).then((e=>({draco:e}))):sP||async function(e){let t,i;if("js"===(e.draco&&e.draco.decoderType))t=await uy(eP,"draco",e);else[t,i]=await Promise.all([await uy(tP,"draco",e),await uy(iP,"draco",e)]);return t=t||globalThis.DracoDecoderModule,await function(e,t){const i={};t&&(i.wasmBinary=t);return new Promise((t=>{e({...i,onModuleLoaded:e=>t({draco:e})})}))}(t,i)}(e),await sP}const oP={...Cw,parse:async function(e,t){const{draco:i}=await rP(t),s=new $w(i);try{return s.parseSync(e,null==t?void 0:t.draco)}finally{s.destroy()}}};function nP(e){const{buffer:t,size:i,count:s}=function(e){let t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t,i=!1){if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e);return{value:t,size:i,byteOffset:0,count:s,type:Aw(i),componentType:hw(t)}}async function aP(e,t,i,s){const r=e.getObjectExtension(t,"KHR_draco_mesh_compression");if(!r)return;const o=e.getTypedArrayForBufferView(r.bufferView),n=vy(o.buffer,o.byteOffset),{parse:a}=s,l={...i};delete l["3d-tiles"];const A=await a(n,oP,l,s),h=function(e){const t={};for(const i in e){const s=e[i];if("indices"!==i){const e=nP(s);t[i]=e}}return t}(A.attributes);for(const[i,s]of Object.entries(h))if(i in t.attributes){const r=t.attributes[i],o=e.getAccessor(r);null!=o&&o.min&&null!=o&&o.max&&(s.min=o.min,s.max=o.max)}t.attributes=h,A.indices&&(t.indices=nP(A.indices)),function(e){if(!e.attributes&&Object.keys(e.attributes).length>0)throw new Error("glTF: Empty primitive detected: Draco decompression failure?")}(t)}function lP(e,t,i=4,s,r){var o;if(!s.DracoWriter)throw new Error("options.gltf.DracoWriter not provided");const n=s.DracoWriter.encodeSync({attributes:e}),a=null==r||null===(o=r.parseSync)||void 0===o?void 0:o.call(r,{attributes:e}),l=s._addFauxAttributes(a.attributes);return{primitives:[{attributes:l,mode:i,extensions:{KHR_draco_mesh_compression:{bufferView:s.addBufferView(n),attributes:l}}}]}}function*AP(e){for(const t of e.json.meshes||[])for(const e of t.primitives)yield e}var hP=Object.freeze({__proto__:null,name:"KHR_draco_mesh_compression",preprocess:function(e,t,i){const s=new dw(e);for(const e of AP(s))s.getObjectExtension(e,"KHR_draco_mesh_compression")},decode:async function(e,t,i){var s;if(null==t||null===(s=t.gltf)||void 0===s||!s.decompressMeshes)return;const r=new dw(e),o=[];for(const e of AP(r))r.getObjectExtension(e,"KHR_draco_mesh_compression")&&o.push(aP(r,e,t,i));await Promise.all(o),r.removeExtension("KHR_draco_mesh_compression")},encode:function(e,t={}){const i=new dw(e);for(const e of i.json.meshes||[])lP(e),i.addRequiredExtension("KHR_draco_mesh_compression")}});var cP=Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:async function(e){const t=new dw(e),{json:i}=t,s=t.getExtension("KHR_lights_punctual");s&&(t.json.lights=s.lights,t.removeExtension("KHR_lights_punctual"));for(const e of i.nodes||[]){const i=t.getObjectExtension(e,"KHR_lights_punctual");i&&(e.light=i.light),t.removeObjectExtension(e,"KHR_lights_punctual")}},encode:async function(e){const t=new dw(e),{json:i}=t;if(i.lights){const e=t.addExtension("KHR_lights_punctual");tw(!e.lights),e.lights=i.lights,delete i.lights}if(t.json.lights){for(const e of t.json.lights){const i=e.node;t.addObjectExtension(i,"KHR_lights_punctual",e)}delete t.json.lights}}});function uP(e,t){const i=Object.assign({},e.values);return Object.keys(e.uniforms||{}).forEach((t=>{e.uniforms[t].value&&!(t in i)&&(i[t]=e.uniforms[t].value)})),Object.keys(i).forEach((e=>{"object"==typeof i[e]&&void 0!==i[e].index&&(i[e].texture=t.getTexture(i[e].index))})),i}const dP=[Bw,ww,Pw,hP,cP,Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:async function(e){const t=new dw(e),{json:i}=t;t.removeExtension("KHR_materials_unlit");for(const e of i.materials||[]){e.extensions&&e.extensions.KHR_materials_unlit&&(e.unlit=!0),t.removeObjectExtension(e,"KHR_materials_unlit")}},encode:function(e){const t=new dw(e),{json:i}=t;if(t.materials)for(const e of i.materials||[])e.unlit&&(delete e.unlit,t.addObjectExtension(e,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:async function(e){const t=new dw(e),{json:i}=t,s=t.getExtension("KHR_techniques_webgl");if(s){const e=function(e,t){const{programs:i=[],shaders:s=[],techniques:r=[]}=e,o=new TextDecoder;return s.forEach((e=>{if(!Number.isFinite(e.bufferView))throw new Error("KHR_techniques_webgl: no shader code");e.code=o.decode(t.getTypedArrayForBufferView(e.bufferView))})),i.forEach((e=>{e.fragmentShader=s[e.fragmentShader],e.vertexShader=s[e.vertexShader]})),r.forEach((e=>{e.program=i[e.program]})),r}(s,t);for(const s of i.materials||[]){const i=t.getObjectExtension(s,"KHR_techniques_webgl");i&&(s.technique=Object.assign({},i,e[i.technique]),s.technique.values=uP(s.technique,t)),t.removeObjectExtension(s,"KHR_techniques_webgl")}t.removeExtension("KHR_techniques_webgl")}},encode:async function(e,t){}})];function pP(e,t){var i;const s=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in s&&!s[e])}const fP={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},gP={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"};class mP{constructor(){Zb(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),Zb(this,"json",void 0)}normalize(e,t){this.json=e.json;const i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to glTF v2 format. This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){const t=new dw(e),{json:i}=t;for(const e of i.images||[]){const i=t.getObjectExtension(e,"KHR_binary_glTF");i&&Object.assign(e,i),t.removeObjectExtension(e,"KHR_binary_glTF")}i.buffers&&i.buffers[0]&&delete i.buffers[0].uri,t.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}_addAsset(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}_convertTopLevelObjectsToArrays(e){for(const t in fP)this._convertTopLevelObjectToArray(e,t)}_convertTopLevelObjectToArray(e,t){const i=e[t];if(i&&!Array.isArray(i)){e[t]=[];for(const s in i){const r=i[s];r.id=r.id||s;const o=e[t].length;e[t].push(r),this.idToIndexMap[t][s]=o}}}_convertObjectIdsToArrayIndices(e){for(const t in fP)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));for(const t of e.textures)this._convertTextureIds(t);for(const t of e.meshes)this._convertMeshIds(t);for(const t of e.nodes)this._convertNodeIds(t);for(const t of e.scenes)this._convertSceneIds(t)}_convertTextureIds(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}_convertMeshIds(e){for(const t of e.primitives){const{attributes:e,indices:i,material:s}=t;for(const t in e)e[t]=this._convertIdToIndex(e[t],"accessor");i&&(t.indices=this._convertIdToIndex(i,"accessor")),s&&(t.material=this._convertIdToIndex(s,"material"))}}_convertNodeIds(e){e.children&&(e.children=e.children.map((e=>this._convertIdToIndex(e,"node")))),e.meshes&&(e.meshes=e.meshes.map((e=>this._convertIdToIndex(e,"mesh"))))}_convertSceneIds(e){e.nodes&&(e.nodes=e.nodes.map((e=>this._convertIdToIndex(e,"node"))))}_convertIdsToIndices(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);for(const i of e[t])for(const e in i){const t=i[e],s=this._convertIdToIndex(t,e);i[e]=s}}_convertIdToIndex(e,t){const i=gP[t];if(i in this.idToIndexMap){const s=this.idToIndexMap[i][e];if(!Number.isFinite(s))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return s}return e}_updateObjects(e){for(const e of this.json.buffers)delete e.type}_updateMaterial(e){for(const s of e.materials){var t,i;s.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};const r=(null===(t=s.values)||void 0===t?void 0:t.tex)||(null===(i=s.values)||void 0===i?void 0:i.texture2d_0),o=e.textures.findIndex((e=>e.id===r));-1!==o&&(s.pbrMetallicRoughness.baseColorTexture={index:o})}}}const _P={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},vP={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},bP=10240,yP=10241,xP=10242,BP=10243,wP=10497,PP={magFilter:bP,minFilter:yP,wrapS:xP,wrapT:BP},CP={[bP]:9729,[yP]:9986,[xP]:wP,[BP]:wP};class MP{constructor(){Zb(this,"baseUri",""),Zb(this,"json",{}),Zb(this,"buffers",[]),Zb(this,"images",[])}postProcess(e,t={}){const{json:i,buffers:s=[],images:r=[],baseUri:o=""}=e;return tw(i),this.baseUri=o,this.json=i,this.buffers=s,this.images=r,this._resolveTree(this.json,t),this.json}_resolveTree(e,t={}){e.bufferViews&&(e.bufferViews=e.bufferViews.map(((e,t)=>this._resolveBufferView(e,t)))),e.images&&(e.images=e.images.map(((e,t)=>this._resolveImage(e,t)))),e.samplers&&(e.samplers=e.samplers.map(((e,t)=>this._resolveSampler(e,t)))),e.textures&&(e.textures=e.textures.map(((e,t)=>this._resolveTexture(e,t)))),e.accessors&&(e.accessors=e.accessors.map(((e,t)=>this._resolveAccessor(e,t)))),e.materials&&(e.materials=e.materials.map(((e,t)=>this._resolveMaterial(e,t)))),e.meshes&&(e.meshes=e.meshes.map(((e,t)=>this._resolveMesh(e,t)))),e.nodes&&(e.nodes=e.nodes.map(((e,t)=>this._resolveNode(e,t)))),e.skins&&(e.skins=e.skins.map(((e,t)=>this._resolveSkin(e,t)))),e.scenes&&(e.scenes=e.scenes.map(((e,t)=>this._resolveScene(e,t)))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}getScene(e){return this._get("scenes",e)}getNode(e){return this._get("nodes",e)}getSkin(e){return this._get("skins",e)}getMesh(e){return this._get("meshes",e)}getMaterial(e){return this._get("materials",e)}getAccessor(e){return this._get("accessors",e)}getCamera(e){return null}getTexture(e){return this._get("textures",e)}getSampler(e){return this._get("samplers",e)}getImage(e){return this._get("images",e)}getBufferView(e){return this._get("bufferViews",e)}getBuffer(e){return this._get("buffers",e)}_get(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}_resolveScene(e,t){return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((e=>this.getNode(e))),e}_resolveNode(e,t){return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((e=>this.getNode(e)))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce(((e,t)=>{const i=this.getMesh(t);return e.id=i.id,e.primitives=e.primitives.concat(i.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}_resolveSkin(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}_resolveMesh(e,t){return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((e=>{const t=(e={...e}).attributes;e.attributes={};for(const i in t)e.attributes[i]=this.getAccessor(t[i]);return void 0!==e.indices&&(e.indices=this.getAccessor(e.indices)),void 0!==e.material&&(e.material=this.getMaterial(e.material)),e}))),e}_resolveMaterial(e,t){if(e.id=e.id||"material-".concat(t),e.normalTexture&&(e.normalTexture={...e.normalTexture},e.normalTexture.texture=this.getTexture(e.normalTexture.index)),e.occlusionTexture&&(e.occlustionTexture={...e.occlustionTexture},e.occlusionTexture.texture=this.getTexture(e.occlusionTexture.index)),e.emissiveTexture&&(e.emmisiveTexture={...e.emmisiveTexture},e.emissiveTexture.texture=this.getTexture(e.emissiveTexture.index)),e.emissiveFactor||(e.emissiveFactor=e.emmisiveTexture?[1,1,1]:[0,0,0]),e.pbrMetallicRoughness){e.pbrMetallicRoughness={...e.pbrMetallicRoughness};const t=e.pbrMetallicRoughness;t.baseColorTexture&&(t.baseColorTexture={...t.baseColorTexture},t.baseColorTexture.texture=this.getTexture(t.baseColorTexture.index)),t.metallicRoughnessTexture&&(t.metallicRoughnessTexture={...t.metallicRoughnessTexture},t.metallicRoughnessTexture.texture=this.getTexture(t.metallicRoughnessTexture.index))}return e}_resolveAccessor(e,t){var i,s;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,vP[i]),e.components=(s=e.type,_P[s]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){const t=e.bufferView.buffer,{ArrayType:i,byteLength:s}=cw(e,e.bufferView),r=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+t.byteOffset;let o=t.arrayBuffer.slice(r,r+s);e.bufferView.byteStride&&(o=this._getValueFromInterleavedBuffer(t,r,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new i(o)}return e}_getValueFromInterleavedBuffer(e,t,i,s,r){const o=new Uint8Array(r*s);for(let n=0;n<r;n++){const r=t+n*i;o.set(new Uint8Array(e.arrayBuffer.slice(r,r+s)),n*s)}return o.buffer}_resolveTexture(e,t){return e.id=e.id||"texture-".concat(t),e.sampler="sampler"in e?this.getSampler(e.sampler):CP,e.source=this.getImage(e.source),e}_resolveSampler(e,t){e.id=e.id||"sampler-".concat(t),e.parameters={};for(const t in e){const i=this._enumSamplerParameter(t);void 0!==i&&(e.parameters[i]=e[t])}return e}_enumSamplerParameter(e){return PP[e]}_resolveImage(e,t){e.id=e.id||"image-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView));const i=this.images[t];return i&&(e.image=i),e}_resolveBufferView(e,t){const i=e.buffer,s={id:"bufferView-".concat(t),...e,buffer:this.buffers[i]},r=this.buffers[i].arrayBuffer;let o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}_resolveCamera(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}const EP=1735152710,FP=!0;function IP(e,t,i=0,s={}){const r=new DataView(t),o=function(e,t=0){return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}(r,i+0),n=r.getUint32(i+4,FP),a=r.getUint32(i+8,FP);switch(Object.assign(e,{header:{byteOffset:i,byteLength:a,hasBinChunk:!1},type:o,version:n,json:{},binChunks:[]}),i+=12,e.version){case 1:return function(e,t,i){Vb(e.header.byteLength>20);const s=t.getUint32(i+0,FP),r=t.getUint32(i+4,FP);return i+=8,Vb(0===r),DP(e,t,i,s),i+=s,i+=SP(e,t,i,e.header.byteLength)}(e,r,i);case 2:return function(e,t,i,s){return Vb(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){const r=t.getUint32(i+0,FP),o=t.getUint32(i+4,FP);switch(i+=8,o){case 1313821514:DP(e,t,i,r);break;case 5130562:SP(e,t,i,r);break;case 0:s.strict||DP(e,t,i,r);break;case 1:s.strict||SP(e,t,i,r)}i+=by(r,4)}}(e,t,i,s),i+e.header.byteLength}(e,r,i,{});default:throw new Error("Invalid GLB version ".concat(e.version,". Only supports v1 and v2."))}}function DP(e,t,i,s){const r=new Uint8Array(t.buffer,i,s),o=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(o),by(s,4)}function SP(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),by(s,4)}async function TP(e,t,i=0,s,r){var o,n,a,l;!function(e,t,i,s){s.uri&&(e.baseUri=s.uri);if(t instanceof ArrayBuffer&&!function(e,t=0,i={}){const s=new DataView(e),{magic:r=EP}=i,o=s.getUint32(t,!1);return o===r||o===EP}(t,i,s)){t=(new TextDecoder).decode(t)}if("string"==typeof t)e.json=gy(t);else if(t instanceof ArrayBuffer){const r={};i=IP(r,t,i,s.glb),tw("glTF"===r.type,"Invalid GLB magic string ".concat(r.type)),e._glb=r,e.json=r.json}else tw(!1,"GLTF: must be ArrayBuffer or string");const r=e.json.buffers||[];if(e.buffers=new Array(r.length).fill(null),e._glb&&e._glb.header.hasBinChunk){const{binChunks:t}=e._glb;e.buffers[0]={arrayBuffer:t[0].arrayBuffer,byteOffset:t[0].byteOffset,byteLength:t[0].byteLength}}const o=e.json.images||[];e.images=new Array(o.length).fill({})}(e,t,i,s),function(e,t={}){(new mP).normalize(e,t)}(e,{normalize:null==s||null===(o=s.gltf)||void 0===o?void 0:o.normalize}),function(e,t={},i){const s=dP.filter((e=>pP(e.name,t)));for(const o of s){var r;null===(r=o.preprocess)||void 0===r||r.call(o,e,t,i)}}(e,s,r);const A=[];if(null!=s&&null!==(n=s.gltf)&&void 0!==n&&n.loadBuffers&&e.json.buffers&&await async function(e,t,i){const s=e.json.buffers||[];for(let n=0;n<s.length;++n){const a=s[n];if(a.uri){var r,o;const{fetch:s}=i;tw(s);const l=iw(a.uri,t),A=await(null==i||null===(r=i.fetch)||void 0===r?void 0:r.call(i,l)),h=await(null==A||null===(o=A.arrayBuffer)||void 0===o?void 0:o.call(A));e.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete a.uri}else null===e.buffers[n]&&(e.buffers[n]={arrayBuffer:new ArrayBuffer(a.byteLength),byteOffset:0,byteLength:a.byteLength})}}(e,s,r),null!=s&&null!==(a=s.gltf)&&void 0!==a&&a.loadImages){const t=async function(e,t,i){const s=function(e){const t=new Set,i=e.json.textures||[];for(const e of i)void 0!==e.source&&t.add(e.source);return Array.from(t).sort()}(e),r=e.json.images||[],o=[];for(const n of s)o.push(RP(e,r[n],n,t,i));return await Promise.all(o)}(e,s,r);A.push(t)}const h=async function(e,t={},i){const s=dP.filter((e=>pP(e.name,t)));for(const o of s){var r;await(null===(r=o.decode)||void 0===r?void 0:r.call(o,e,t,i))}}(e,s,r);return A.push(h),await Promise.all(A),null!=s&&null!==(l=s.gltf)&&void 0!==l&&l.postProcess?function(e,t){return(new MP).postProcess(e,t)}(e,s):e}async function RP(e,t,i,s,r){const{fetch:o,parse:n}=r;let a;if(t.uri){const e=iw(t.uri,s),i=await o(e);a=await i.arrayBuffer()}if(Number.isFinite(t.bufferView)){const i=function(e,t,i){const s=e.bufferViews[i];tw(s);const r=t[s.buffer];tw(r);const o=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,o,s.byteLength)}(e.json,e.buffers,t.bufferView);a=vy(i.buffer,i.byteOffset,i.byteLength)}tw(a,"glTF image has no data");let l=await n(a,[ZB,RB],{mimeType:t.mimeType,basis:s.basis||{format:TB()}},r);l&&l[0]&&(l={compressed:!0,mipmaps:!1,width:l[0].width,height:l[0].height,data:l[0]}),e.images=e.images||[],e.images[i]=l}const LP={name:"glTF",id:"gltf",module:"gltf",version:"3.2.6",extensions:["gltf","glb"],mimeTypes:["model/gltf+json","model/gltf-binary"],text:!0,binary:!0,tests:["glTF"],parse:async function(e,t={},i){(t={...LP.options,...t}).gltf={...LP.options.gltf,...t.gltf};const{byteOffset:s=0}=t;return await TP({},e,s,t,i)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};class UP{constructor(e){}load(e,t,i,s,r,o,n){!function(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++;"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(n=>{s.basePath=kP(t),OP(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)})):e.dataSource.getGLTF(t,(n=>{s.basePath=kP(t),OP(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)}))}(e,t,i,s=s||{},r,(function(){I.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),o&&o()}),(function(t){e.error(t),n&&n(t),r.fire("error",t)}))}parse(e,t,i,s,r,o,n){OP(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),o&&o()}))}}function kP(e){const t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function OP(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++,eB(i,LP,{baseUri:r.basePath}).then((i=>{const l={src:t,entityId:r.entityId,metaModelJSON:s,autoMetaModel:r.autoMetaModel,metaObjects:[],loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:o.scene,plugin:e,sceneModel:o,numObjects:0,nodes:[],nextId:0,log:t=>{e.log(t)}};!function(e){const t=e.gltfData.textures;if(t)for(let i=0,s=t.length;i<s;i++)NP(e,t[i])}(l),function(e){const t=e.gltfData.materials;if(t)for(let i=0,s=t.length;i<s;i++){const s=t[i];s._textureSetId=QP(e,s),s._attributes=VP(e,s)}}(l),r.autoMetaModel&&l.metaObjects.push({id:o.id,type:"Default",name:o.id}),function(e){const t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void function(e,t){e.plugin.error(t)}(e,"glTF has no default scene");const s=i.nodes;if(!s)return;!function e(t){t.forEach((t=>{const i=t.mesh;i&&(i.instances||=0,i.instances+=1),t.children&&e(t.children)}))}(s);const r=[];let o=null;!function t(i,s,n){i.forEach((i=>{const a=i.name;let l=null!=a&&a||0===s&&"entity-"+e.nextId++;if(l){for(;e.sceneModel.objects[l];)l="entity-"+e.nextId++;r.push(o),o=[]}const A=function(e,t){let i;e.matrix&&(i=e.matrix,t=t?d.mulMat4(t,i,d.mat4()):i);e.translation&&(i=d.translationMat4v(e.translation),t=t?d.mulMat4(t,i,d.mat4()):i);e.rotation&&(i=d.quaternionToMat4(e.rotation),t=t?d.mulMat4(t,i,d.mat4()):i);e.scale&&(i=d.scalingMat4v(e.scale),t=t?d.mulMat4(t,i,d.mat4()):i);return t}(i,n);i.mesh&&function(e,t,i,s){const r=e.mesh;if(!r)return;const o=r.primitives.length;if(o>0)for(let e=0;e<o;e++){const o=r.primitives[e];if(o.mode<4)continue;const n={id:t.sceneModel.id+"."+t.numObjects++},a=o.material;a?(n.textureSetId=a._textureSetId,n.color=a._attributes.color,n.opacity=a._attributes.opacity,n.metallic=a._attributes.metallic,n.roughness=a._attributes.roughness):(n.color=new Float32Array([1,1,1]),n.opacity=1);const l=!1!==t.backfaces||a&&!1!==a.doubleSided;switch(o.mode){case 0:n.primitive="points";break;case 1:case 2:case 3:n.primitive="lines";break;default:n.primitive=l?"triangles":"solid"}const A=o.attributes.POSITION;if(!A)continue;n.localPositions=A.value,n.positions=new Float64Array(n.localPositions.length),o.attributes.NORMAL&&(n.normals=o.attributes.NORMAL.value),o.attributes.TEXCOORD_0&&(n.uv=o.attributes.TEXCOORD_0.value),o.indices&&(n.indices=o.indices.value),i?d.transformPositions3(i,n.localPositions,n.positions):n.positions.set(n.localPositions);const h=d.vec3();Z(n.positions,n.positions,h)&&(n.origin=h),t.sceneModel.createMesh(n),s.push(n.id)}}(i,e,A,o),i.children&&t(i.children,s+1,A),l&&(o.length>0&&(e.sceneModel.createEntity({id:l,meshIds:o,isObject:!0}),e.autoMetaModel&&e.metaObjects.push({id:l,type:"Default",name:l,parent:e.sceneModel.id})),o=r.pop())}))}(s,0,null)}(l),o.finalize(),r.autoMetaModel&&e.viewer.metaScene.createMetaModel(o.id,{metaObjects:l.metaObjects}),a.processes--,n()}))}function NP(e,t){if(!t.source||!t.source.image)return;const i="texture-"+e.nextId++;let s=1005;switch(t.sampler.minFilter){case 9728:s=1003;break;case 9729:s=1006;break;case 9984:s=1004;break;case 9985:s=1007;break;case 9986:s=1005;break;case 9987:s=1008}let r=1006;switch(t.sampler.magFilter){case 9728:r=1003;break;case 9729:r=1006}let o=1e3;switch(t.sampler.wrapS){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}let n=1e3;switch(t.sampler.wrapT){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}let a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:o,wrapT:n,wrapR:a,encoding:3001}),t._textureId=i}function QP(e,t){const i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":const e=t.alphaCutoff;i.alphaCutoff=void 0!==e?e:.5}const s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){const r=t.pbrMetallicRoughness,o=r.baseColorTexture||r.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}const r=t.extensions;if(r){const t=r.KHR_materials_pbrSpecularGlossiness;if(t){t.specularTexture;const s=t.specularColorTexture;null!=s&&(i.colorTextureId=e.gltfData.textures[s.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 0!==i.colorTextureId||void 0!==i.metallicRoughnessTextureId?(i.id=`textureSet-${e.nextId++};`,e.sceneModel.createTextureSet(i),i.id):null}function VP(e,t){const i=t.extensions,s={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:!0};if(i){const e=i.KHR_materials_pbrSpecularGlossiness;if(e){const t=e.diffuseFactor;null!=t&&s.color.set(t)}const t=i.KHR_materials_common;if(t){const e=t.technique,i=t.values||{},r="BLINN"===e,o="PHONG"===e,n="LAMBERT"===e,a=i.diffuse;a&&(r||o||n)&&(y.isString(a)||s.color.set(a));const l=i.transparency;null!=l&&(s.opacity=l);const A=i.transparent;null!=A&&(s.opacity=A)}}const r=t.pbrMetallicRoughness;if(r){const e=r.baseColorFactor;e&&(s.color[0]=e[0],s.color[1]=e[1],s.color[2]=e[2],s.opacity=e[3]);const t=r.metallicFactor;null!=t&&(s.metallic=t);const i=r.roughnessFactor;null!=i&&(s.roughness=i)}return s.doubleSided=!1!==t.doubleSided,s}const HP={DEFAULT:{}};class jP extends z{constructor(e,t={}){super("GLTFLoader",e,t),this._sceneModelLoader=new UP(this,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new pu}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||HP}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0,dtxEnabled:e.dtxEnabled})),i=t.id;if(!e.src&&!e.gltf)return this.error("load() param expected: src or gltf"),t;if(e.metaModelSrc||e.metaModelJSON){const s=s=>{this.viewer.metaScene.createMetaModel(i,s,{}),this.viewer.scene.canvas.spinner.processes--,e.src?this._sceneModelLoader.load(this,e.src,s,e,t):this._sceneModelLoader.parse(this,e.gltf,s,e,t)};if(e.metaModelSrc){const t=e.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(t,(e=>{this.viewer.scene.canvas.spinner.processes--,s(e)}),(e=>{this.error(`load(): Failed to load model metadata for model '${i} from  '${t}' - ${e}`),this.viewer.scene.canvas.spinner.processes--}))}else e.metaModelJSON&&s(e.metaModelJSON)}else e.src?this._sceneModelLoader.load(this,e.src,null,e,t):this._sceneModelLoader.parse(this,e.gltf,null,e,t);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}function GP(e,t,i={}){const s="lightgrey",r=i.hoverColor||"rgba(0,0,0,0.4)",o=i.textColor||"black",n=500,a=n+n/3,l=a/24,A=[{boundary:[6,6,6,6],color:i.frontColor||i.color||"#55FF55"},{boundary:[18,6,6,6],color:i.backColor||i.color||"#55FF55"},{boundary:[12,6,6,6],color:i.rightColor||i.color||"#FF5555"},{boundary:[0,6,6,6],color:i.leftColor||i.color||"#FF5555"},{boundary:[6,0,6,6],color:i.topColor||i.color||"#7777FF"},{boundary:[6,12,6,6],color:i.bottomColor||i.color||"#7777FF"}],h=[{label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,1,0],up:[0,0,1]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,-1,0],up:[0,0,1]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,0,1]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,0,1]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,0,1],up:[0,-1,0]},{boundaries:[[7,5,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,0,-1],up:[1,0,1]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-1,-1],up:[0,-1,1]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,0,-1],up:[-1,0,1]},{boundaries:[[7,11,4,2]],dir:[0,1,1],up:[0,-1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,0,1],up:[-1,0,1]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,-1,1],up:[0,1,1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,0,1],up:[1,0,1]},{boundaries:[[5,7,2,4]],dir:[1,1,0],up:[0,0,1]},{boundaries:[[11,7,2,4]],dir:[-1,1,0],up:[0,0,1]},{boundaries:[[17,7,2,4]],dir:[-1,-1,0],up:[0,0,1]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,-1,0],up:[0,0,1]},{boundaries:[[5,11,2,2]],dir:[1,1,1],up:[-1,-1,1]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[1,-1,1],up:[-1,1,1]},{boundaries:[[5,5,2,2]],dir:[1,1,-1],up:[1,1,1]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-1,-1,1],up:[1,1,1]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-1,-1,-1],up:[-1,-1,1]},{boundaries:[[11,11,2,2]],dir:[-1,1,1],up:[1,-1,1]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[1,-1,-1],up:[1,-1,1]},{boundaries:[[11,5,2,2]],dir:[-1,1,-1],up:[-1,1,1]}];i.frontColor||i.color,i.backColor||i.color,i.rightColor||i.color,i.leftColor||i.color,i.topColor||i.color,i.bottomColor||i.color;const c=[{yUp:"",label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,0,1],up:[0,1,0]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,1,0]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,1,0]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,-1,0],up:[0,0,-1]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,1,0],up:[0,0,1]},{boundaries:[[7,5,4,2]],dir:[0,-.7071,-.7071],up:[0,.7071,-.7071]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,-1,0],up:[1,1,0]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-.7071,.7071],up:[0,.7071,.7071]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,-1,0],up:[-1,1,0]},{boundaries:[[7,11,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,1,0],up:[-1,1,0]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,1,1],up:[0,1,-1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,1,0],up:[1,1,0]},{boundaries:[[5,7,2,4]],dir:[1,0,-1],up:[0,1,0]},{boundaries:[[11,7,2,4]],dir:[-1,0,-1],up:[0,1,0]},{boundaries:[[17,7,2,4]],dir:[-1,0,1],up:[0,1,0]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,0,1],up:[0,1,0]},{boundaries:[[5,11,2,2]],dir:[.5,.7071,-.5],up:[-.5,.7071,.5]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[.5,.7071,.5],up:[-.5,.7071,-.5]},{boundaries:[[5,5,2,2]],dir:[.5,-.7071,-.5],up:[.5,.7071,-.5]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-.5,.7071,.5],up:[.5,.7071,-.5]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-.5,-.7071,.5],up:[-.5,.7071,.5]},{boundaries:[[11,11,2,2]],dir:[-.5,.7071,-.5],up:[.5,.7071,.5]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[.5,-.7071,.5],up:[.5,.7071,.5]},{boundaries:[[11,5,2,2]],dir:[-.5,-.7071,-.5],up:[-.5,.7071,-.5]}];for(let e=0,t=h.length;e<t;e++)d.normalizeVec3(h[e].dir,h[e].dir),d.normalizeVec3(h[e].up,h[e].up);for(let e=0,t=c.length;e<t;e++)d.normalizeVec3(c[e].dir,c[e].dir),d.normalizeVec3(c[e].up,c[e].up);var u=c;this._textureCanvas=document.createElement("canvas"),this._textureCanvas.width=a,this._textureCanvas.height=n,this._textureCanvas.style.width=a+"px",this._textureCanvas.style.height="500px",this._textureCanvas.style.padding="0",this._textureCanvas.style.margin="0",this._textureCanvas.style.top="0",this._textureCanvas.style.background=s,this._textureCanvas.style.position="absolute",this._textureCanvas.style.opacity="1.0",this._textureCanvas.style.visibility="hidden",this._textureCanvas.style["z-index"]=2e6;document.getElementsByTagName("body")[0].appendChild(this._textureCanvas);const p=this._textureCanvas.getContext("2d");let f=!1;function g(){for(let e=0,t=A.length;e<t;e++){const t=A[e],i=t.boundary,s=Math.round(i[0]*l),r=Math.round(i[1]*l),o=Math.round(i[2]*l),n=Math.round(i[3]*l);p.fillStyle=t.color,p.fillRect(s,r,o,n)}for(let t=0,A=u.length;t<A;t++){let A,h,c,d;const f=u[t],g=f.boundaries;for(var e=0,i=g.length;e<i;e++){const t=g[e];A=Math.round(t[0]*l),h=Math.round(t[1]*l),c=Math.round(t[2]*l),d=Math.round(t[3]*l),f.highlighted&&(p.fillStyle=f.highlighted?r:f.color||s,p.fillRect(A,h,c,d))}if(f.label){p.fillStyle=o,p.font="60px sans-serif",p.textAlign="center";var n=A+.5*c,a=h+.7*d;p.fillText(m(f.label),n,a,80)}}t.glRedraw()}const m=function(){const t={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},i={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},s={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(r){const o=f?i:t,n=o?o[r]:null;return n?e.localeService.translate(n)||s[n]||n:r}}();this.setZUp=function(){f=!0,u=h,this.clear()},this.setYUp=function(){f=!1,u=c,this.clear()},this.clear=function(){p.fillStyle=s,p.fillRect(0,0,a,n);for(var e=0,t=u.length;e<t;e++){u[e].highlighted=!1}g()},this.getArea=function(e){const t=e[0]*a,i=n-e[1]*n;for(var s=0,r=u.length;s<r;s++){const e=u[s].boundaries;for(var o=0,A=e.length;o<A;o++){const r=e[o];if(t>=r[0]*l&&t<=(r[0]+r[2])*l&&i>=r[1]*l&&i<=(r[1]+r[3])*l)return s}}return-1},this.setAreaHighlighted=function(e,t){var i=u[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,g()},this.getAreaDir=function(e){var t=u[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=u[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}const zP=d.vec3(),WP=d.vec3();d.mat4();class KP extends z{constructor(e,t={}){super("NavCube",e,t),e.navCube=this;try{this._navCubeScene=new _i(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0}),this._navCubeCanvas=this._navCubeScene.canvas.canvas,this._navCubeScene.input.keyboardEnabled=!1}catch(e){return void this.error(e)}const i=this._navCubeScene;i.clearLights(),new Qt(i,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Qt(i,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Qt(i,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._navCubeCamera=i.camera,this._navCubeCamera.ortho.scale=7,this._navCubeCamera.ortho.near=.1,this._navCubeCamera.ortho.far=2e3,i.edgeMaterial.edgeColor=[.2,.2,.2],i.edgeMaterial.edgeAlpha=.6,this._zUp=Boolean(e.camera.zUp);var s=this;this.setIsProjectNorth(t.isProjectNorth),this.setProjectNorthOffsetAngle(t.projectNorthOffsetAngle);const r=function(){const e=d.mat4();return function(t,i,r){return d.identityMat4(e),d.rotationMat4v(t*s._projectNorthOffsetAngle*d.DEGTORAD,[0,1,0],e),d.transformVec3(e,i,r)}}();this._synchCamera=function(){var t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),o=d.vec3(),n=d.vec3();return function(){var a=e.camera.eye,l=e.camera.look,A=e.camera.up;i=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(a,l,i)),5),s._isProjectNorth&&s._projectNorthOffsetAngle&&(i=r(-1,i,zP),A=r(-1,A,WP)),s._zUp?(d.transformVec3(t,i,o),d.transformVec3(t,A,n),s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=d.transformVec3(t,i,o),s._navCubeCamera.up=d.transformPoint3(t,A,n)):(s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=i,s._navCubeCamera.up=A)}}(),this._cubeTextureCanvas=new GP(e,i,t),this._cubeSampler=new io(i,{image:this._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),this._cubeMesh=new Br(i,{geometry:new $t(i,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new ri(i,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:this._cubeSampler,emissiveMap:this._cubeSampler}),visible:!0,edges:!0}),this._shadow=!1===t.shadowVisible?null:new Br(i,{geometry:new $t(i,Pr({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new ri(i,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!0,pickable:!1,backfaces:!1}),this._onCameraMatrix=e.camera.on("matrix",this._synchCamera),this._onCameraWorldAxis=e.camera.on("worldAxis",(()=>{e.camera.zUp?(this._zUp=!0,this._cubeTextureCanvas.setZUp(),this._repaint(),this._synchCamera()):e.camera.yUp&&(this._zUp=!1,this._cubeTextureCanvas.setYUp(),this._repaint(),this._synchCamera())})),this._onCameraFOV=e.camera.perspective.on("fov",(e=>{this._synchProjection&&(this._navCubeCamera.perspective.fov=e)})),this._onCameraProjection=e.camera.on("projection",(e=>{this._synchProjection&&(this._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var o=-1;function n(e){var t=[0,0];if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var a,l,A=null,h=null,c=!1,u=!1,p=.5;s._navCubeCanvas.addEventListener("mouseenter",s._onMouseEnter=function(e){u=!0}),s._navCubeCanvas.addEventListener("mouseleave",s._onMouseLeave=function(e){u=!1}),s._navCubeCanvas.addEventListener("mousedown",s._onMouseDown=function(e){if(1===e.which){A=e.x,h=e.y,a=e.clientX,l=e.clientY;var t=n(e),s=i.pick({canvasPos:t});c=!!s}}),document.addEventListener("mouseup",s._onMouseUp=function(e){if(1===e.which&&(c=!1,null!==A)){var t=n(e),a=i.pick({canvasPos:t,pickSurface:!0});if(a&&a.uv){var l=s._cubeTextureCanvas.getArea(a.uv);if(l>=0&&(document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0)){if(s._cubeTextureCanvas.setAreaHighlighted(l,!0),o=l,s._repaint(),e.x<A-3||e.x>A+3||e.y<h-3||e.y>h+3)return;var u=s._cubeTextureCanvas.getAreaDir(l);if(u){var d=s._cubeTextureCanvas.getAreaUp(l);s._isProjectNorth&&s._projectNorthOffsetAngle&&(u=r(1,u,zP),d=r(1,d,WP)),f(u,d,(function(){o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0&&(s._cubeTextureCanvas.setAreaHighlighted(l,!1),o=-1,s._repaint())}))}}}}}),document.addEventListener("mousemove",s._onMouseMove=function(t){if(o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),1!==t.buttons||c){if(c){var r=t.clientX,A=t.clientY;return document.body.style.cursor="move",void function(t,i){var s=(t-a)*-p,r=(i-l)*-p;e.camera.orbitYaw(s),e.camera.orbitPitch(-r),a=t,l=i}(r,A)}if(u){var h=n(t),d=i.pick({canvasPos:h,pickSurface:!0});if(d){if(d.uv){document.body.style.cursor="pointer";var f=s._cubeTextureCanvas.getArea(d.uv);if(f===o)return;o>=0&&s._cubeTextureCanvas.setAreaHighlighted(o,!1),f>=0&&(s._cubeTextureCanvas.setAreaHighlighted(f,!0),s._repaint(),o=f)}}else document.body.style.cursor="default",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1)}}});var f=function(){var t=d.vec3();return function(i,r,o){var n=s._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,a=d.getAABB3Diag(n);d.getAABB3Center(n,t);var l=Math.abs(a/Math.tan(s._cameraFitFOV*d.DEGTORAD));e.cameraControl.pivotPos=t,s._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV,duration:s._cameraFlyDuration},o):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV},o)}}();this._onUpdated=e.localeService.on("updated",(()=>{this._cubeTextureCanvas.clear(),this._repaint()})),this.setVisible(t.visible),this.setCameraFitFOV(t.cameraFitFOV),this.setCameraFly(t.cameraFly),this.setCameraFlyDuration(t.cameraFlyDuration),this.setFitVisible(t.fitVisible),this.setSynchProjection(t.synchProjection)}send(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}_repaint(){const e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}setVisible(e=!0){this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}getVisible(){return!!this._navCubeCanvas&&this._cubeMesh.visible}setFitVisible(e=!1){this._fitVisible=e}getFitVisible(){return this._fitVisible}setCameraFly(e=!0){this._cameraFly=e}getCameraFly(){return this._cameraFly}setCameraFitFOV(e=45){this._cameraFitFOV=e}getCameraFitFOV(){return this._cameraFitFOV}setCameraFlyDuration(e=.5){this._cameraFlyDuration=e}getCameraFlyDuration(){return this._cameraFlyDuration}setSynchProjection(e=!1){this._synchProjection=e}getSynchProjection(){return this._synchProjection}setIsProjectNorth(e=!1){this._isProjectNorth=e}getIsProjectNorth(){return this._isProjectNorth}setProjectNorthOffsetAngle(e){this._projectNorthOffsetAngle=e}getProjectNorthOffsetAngle(){return this._projectNorthOffsetAngle}destroy(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,super.destroy()}}const XP=d.vec3();class JP{load(e,t,i={}){var s=e.scene.canvas.spinner;s.processes++,YP(e,t,(function(t){!function(e,t,i){for(var s=t.basePath,r=Object.keys(t.materialLibraries),o=r.length,n=0,a=o;n<a;n++)qP(e,s,s+r[n],(function(){0==--o&&i()}))}(e,t,(function(){eC(e,t),s.processes--,I.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}parse(e,t,i,s){if(t){var r=ZP(e,t,null);i&&$P(e,i,s),eC(e,r),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}var YP=function(e,t,i){tC(t,(function(s){var r=ZP(e,s,t);i(r)}),(function(t){e.error(t)}))},ZP=function(){const e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(s,r,o){var n={src:o=o||"",basePath:t(o),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(n,"",!1),-1!==r.indexOf("\r\n")&&(r=r.replace("\r\n","\n"));for(var a=r.split("\n"),l="",A="",h="",d=[],p="function"==typeof"".trimLeft,f=0,g=a.length;f<g;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(A=l.charAt(0)))if("v"===A)if(" "===(h=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))n.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===h&&null!==(d=e.normal_pattern.exec(l)))n.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==h||null===(d=e.uv_pattern.exec(l)))return void s.error("Unexpected vertex/normal/uv line: '"+l+"'");n.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===A)if(null!==(d=e.face_vertex_uv_normal.exec(l)))c(n,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))c(n,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else if(null!==(d=e.face_vertex_normal.exec(l)))c(n,d[1],d[3],d[5],d[7],void 0,void 0,void 0,void 0,d[2],d[4],d[6],d[8]);else{if(null===(d=e.face_vertex.exec(l)))return void s.error("Unexpected face line: '"+l+"'");c(n,d[1],d[2],d[3],d[4])}else if("l"===A){var m=l.substring(1).trim().split(" "),_=[],v=[];if(-1===l.indexOf("/"))_=m;else for(var b=0,y=m.length;b<y;b++){var x=m[b].split("/");""!==x[0]&&_.push(x[0]),""!==x[1]&&v.push(x[1])}u(n,_,v)}else if(null!==(d=e.object_pattern.exec(l))){i(n,B=d[0].substr(1).trim(),!0)}else if(e.material_use_pattern.test(l)){var B=l.substring(7).trim();n.object.material.id=B}else if(e.material_library_pattern.test(l))n.materialLibraries[l.substring(7).trim()]=!0;else{if(null===(d=e.smoothing_pattern.exec(l))){if("\0"===l)continue;return void s.error("Unexpected line: '"+l+"'")}var w=d[1].trim().toLowerCase();n.object.material.smooth="1"===w||"on"===w}return n};function t(e){var t=e.lastIndexOf("/");return-1===t?e:e.substring(0,t+1)}function i(e,t,i){if(e.object&&!1===e.object.fromDeclaration)return e.object.id=t,void(e.object.fromDeclaration=!1!==i);e.object={id:t||"",geometry:{positions:[],normals:[],uv:[]},material:{id:"",smooth:!0},fromDeclaration:!1!==i},e.objects.push(e.object)}function s(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function r(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function o(e,t){var i=parseInt(e,10);return 2*(i>=0?i-1:i+t/2)}function n(e,t,i,s){var r=e.positions,o=e.object.geometry.positions;o.push(r[t+0]),o.push(r[t+1]),o.push(r[t+2]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[i+2]),o.push(r[s+0]),o.push(r[s+1]),o.push(r[s+2])}function a(e,t){var i=e.positions,s=e.object.geometry.positions;s.push(i[t+0]),s.push(i[t+1]),s.push(i[t+2])}function l(e,t,i,s){var r=e.normals,o=e.object.geometry.normals;o.push(r[t+0]),o.push(r[t+1]),o.push(r[t+2]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[i+2]),o.push(r[s+0]),o.push(r[s+1]),o.push(r[s+2])}function A(e,t,i,s){var r=e.uv,o=e.object.geometry.uv;o.push(r[t+0]),o.push(r[t+1]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[s+0]),o.push(r[s+1])}function h(e,t){var i=e.uv,s=e.object.geometry.uv;s.push(i[t+0]),s.push(i[t+1])}function c(e,t,i,a,h,c,u,d,p,f,g,m,_){var v,b=e.positions.length,y=s(t,b),x=s(i,b),B=s(a,b);if(void 0===h?n(e,y,x,B):(n(e,y,x,v=s(h,b)),n(e,x,B,v)),void 0!==c){var w=e.uv.length;y=o(c,w),x=o(u,w),B=o(d,w),void 0===h?A(e,y,x,B):(A(e,y,x,v=o(p,w)),A(e,x,B,v))}if(void 0!==f){var P=e.normals.length;y=r(f,P),x=f===g?y:r(g,P),B=f===m?y:r(m,P),void 0===h?l(e,y,x,B):(l(e,y,x,v=r(_,P)),l(e,x,B,v))}}function u(e,t,i){e.object.geometry.type="Line";for(var r=e.positions.length,n=e.uv.length,l=0,A=t.length;l<A;l++)a(e,s(t[l],r));for(var c=0,u=i.length;c<u;c++)h(e,o(i[c],n))}}();var qP=function(e,t,i,s){tC(i,(function(i){$P(e,i,t),s()}),(function(t){e.error(t),s()}))},$P=function(){var e=/\s+/;return function(e,r,o){var n,a,l,A,h,c=r.split("\n"),u={id:"Default"},d=!1;o=o||"";for(var p=0;p<c.length;p++)if(0!==(n=c[p].trim()).length&&"#"!==n.charAt(0))switch(l=(l=(a=n.indexOf(" "))>=0?n.substring(0,a):n).toLowerCase(),A=(A=a>=0?n.substring(a+1):"").trim(),l.toLowerCase()){case"newmtl":i(e,u),u={id:A},d=!0;break;case"ka":u.ambient=s(A);break;case"kd":u.diffuse=s(A);break;case"ks":u.specular=s(A);break;case"map_kd":u.diffuseMap||(u.diffuseMap=t(e,o,A,"sRGB"));break;case"map_ks":u.specularMap||(u.specularMap=t(e,o,A,"linear"));break;case"map_bump":case"bump":u.normalMap||(u.normalMap=t(e,o,A));break;case"ns":u.shininess=parseFloat(A);break;case"d":(h=parseFloat(A))<1&&(u.alpha=h,u.alphaMode="blend");break;case"tr":(h=parseFloat(A))>0&&(u.alpha=1-h,u.alphaMode="blend")}d&&i(e,u)};function t(e,t,i,s){var r={},o=i.split(/\s+/),n=o.indexOf("-bm");return n>=0&&o.splice(n,2),(n=o.indexOf("-s"))>=0&&(r.scale=[parseFloat(o[n+1]),parseFloat(o[n+2])],o.splice(n,4)),(n=o.indexOf("-o"))>=0&&(r.translate=[parseFloat(o[n+1]),parseFloat(o[n+2])],o.splice(n,4)),r.src=t+o.join(" ").trim(),r.flipY=!0,r.encoding=s||"linear",new io(e,r).id}function i(e,t){new ri(e,t)}function s(t){var i=t.split(e,3);return[parseFloat(i[0]),parseFloat(i[1]),parseFloat(i[2])]}}();function eC(e,t){for(var i=0,s=t.objects.length;i<s;i++){var r=t.objects[i],o=r.geometry;if(o.type,0===o.positions.length)continue;var n={primitive:"triangles",compressGeometry:!1};n.positions=o.positions,o.normals.length>0&&(n.normals=o.normals),o.uv.length>0&&(n.uv=o.uv);for(var a=new Array(n.positions.length/3),l=0;l<a.length;l++)a[l]=l;n.indices=a;const s=XP;Z(o.positions,o.positions,s);var A,h=new $t(e,n),c=r.material.id;c&&""!==c?(A=e.scene.components[c])||e.error("Material not found: "+c):A=new ri(e,{diffuse:[.6,.6,.6],backfaces:!0});var u=new Br(e,{id:e.id+"#"+r.id,origin:0!==s[0]||0!==s[1]||0!==s[2]?s:null,isObject:!0,geometry:h,material:A,pickable:!0});e.addChild(u)}}function tC(e,t,i){var s=new XMLHttpRequest;s.open("GET",e,!0),s.addEventListener("load",(function(e){var s=e.target.response;200===this.status?t&&t(s):0===this.status?(console.warn("loadFile: HTTP Status 0 received."),t&&t(s)):i&&i(e)}),!1),s.addEventListener("error",(function(e){i&&i(e)}),!1),s.send(null)}class iC extends z{constructor(e,t){super("OBJLoader",e,t),this._sceneGraphLoader=new JP}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Qr(this.viewer.scene,y.apply(e,{isModel:!0}));const i=t.id,s=e.src;if(!s)return this.error("load() param expected: src"),t;if(e.metaModelSrc){const r=e.metaModelSrc;y.loadJSON(r,(r=>{this.viewer.metaScene.createMetaModel(i,r),this._sceneGraphLoader.load(t,s,e)}),(e=>{this.error(`load(): Failed to load model modelMetadata for model '${i} from  '${r}' - ${e}`)}))}else this._sceneGraphLoader.load(t,s,e);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}const sC=new Float64Array([0,0,1]),rC=new Float64Array(4);class oC{constructor(e){this.id=null,this._viewer=e.viewer,this._visible=!1,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._baseDir=d.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),Y(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=d.vec3PairToQuaternion(sC,e,rC)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Qr(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});const s=this._rootNode,r={arrowHead:new $t(s,Pr({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new $t(s,Pr({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new $t(s,Pr({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new $t(s,fo({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new $t(s,fo({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new $t(s,fo({radius:.8,tube:i,radialSegments:64,tubeSegments:8,arc:2*Math.PI})),axis:new $t(s,Pr({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1})),axisHandle:new $t(s,Pr({radiusTop:.08,radiusBottom:.08,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={pickable:new ri(s,{diffuse:[1,1,0],alpha:0,alphaMode:"blend"}),red:new ri(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new ni(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6}),green:new ri(s,{diffuse:[0,1,0],emissive:[0,1,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightGreen:new ni(s,{edges:!1,fill:!0,fillColor:[0,1,0],fillAlpha:.6}),blue:new ri(s,{diffuse:[0,0,1],emissive:[0,0,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightBlue:new ni(s,{edges:!1,fill:!0,fillColor:[0,0,1],fillAlpha:.2}),center:new ri(s,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new ni(s,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new ni(s,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:s.addChild(new Br(s,{geometry:new $t(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new ri(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new ni(s,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:s.addChild(new Br(s,{geometry:new $t(s,fo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ri(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new ni(s,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:s.addChild(new Br(s,{geometry:r.curve,material:o.red,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:s.addChild(new Br(s,{geometry:r.curveHandle,material:o.pickable,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,-.07,-.8,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(0*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,-.8,-.07,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:s.addChild(new Br(s,{geometry:r.curve,material:o.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:s.addChild(new Br(s,{geometry:r.curveHandle,material:o.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(.07,0,-.8,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(.8,0,-.07,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:s.addChild(new Br(s,{geometry:r.curve,material:o.blue,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:s.addChild(new Br(s,{geometry:r.curveHandle,material:o.pickable,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(.8,-.07,0,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4());return d.mulMat4(e,t,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(.05,-.8,0,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:s.addChild(new Br(s,{geometry:new $t(s,Cr({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:s.addChild(new Br(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:s.addChild(new Br(s,{geometry:r.axis,material:o.red,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:s.addChild(new Br(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:s.addChild(new Br(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:s.addChild(new Br(s,{geometry:r.axis,material:o.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:s.addChild(new Br(s,{geometry:r.axisHandle,material:o.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:s.addChild(new Br(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:s.addChild(new Br(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:s.addChild(new Br(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new Br(s,{geometry:new $t(s,fo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ri(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new ni(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:s.addChild(new Br(s,{geometry:r.hoop,material:o.red,highlighted:!0,highlightMaterial:o.highlightRed,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:s.addChild(new Br(s,{geometry:r.hoop,material:o.green,highlighted:!0,highlightMaterial:o.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:s.addChild(new Br(s,{geometry:r.hoop,material:o.blue,highlighted:!0,highlightMaterial:o.highlightBlue,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHeadBig,material:o.red,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHeadBig,material:o.green,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}_bindEvents(){const e=this;var t=!1;const i=-1,s=0,r=1,o=2,n=3,a=4,l=5,A=this._rootNode;var h=null,c=null;const u=d.vec2(),p=d.vec3([1,0,0]),f=d.vec3([0,1,0]),g=d.vec3([0,0,1]),m=this._viewer.scene.canvas.canvas,_=this._viewer.camera,v=this._viewer.scene;{const e=d.vec3([0,0,0]);let t=-1;this._onCameraViewMatrix=v.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=v.camera.on("projMatrix",(()=>{})),this._onSceneTick=v.on("tick",(()=>{const i=Math.abs(d.lenVec3(d.subVec3(v.camera.eye,this._pos,e)));if(i!==t&&"perspective"===_.projection){const e=.07*(Math.tan(_.perspective.fov*d.DEGTORAD)*i);A.scale=[e,e,e],t=i}if("ortho"===_.projection){const e=_.ortho.scale/10;A.scale=[e,e,e],t=i}}))}const b=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),y=function(){const t=d.mat4();return function(i,s){return d.quaternionToMat4(e._rootNode.quaternion,t),d.transformVec3(t,i,s),d.normalizeVec3(s),s}}();var x=function(){const e=d.vec3();return function(t){const i=Math.abs(t[0]);return i>Math.abs(t[1])&&i>Math.abs(t[2])?d.cross3Vec3(t,[0,1,0],e):d.cross3Vec3(t,[1,0,0],e),d.cross3Vec3(e,t,e),d.normalizeVec3(e),e}}();const B=function(){const t=d.vec3(),i=d.vec3(),s=d.vec4();return function(r,o,n){y(r,s);const a=x(s,o,n);P(o,a,t),P(n,a,i),d.subVec3(i,t);const l=d.dotVec3(i,s);e._pos[0]+=s[0]*l,e._pos[1]+=s[1]*l,e._pos[2]+=s[2]*l,e._rootNode.position=e._pos,e._sectionPlane&&(e._sectionPlane.pos=e._pos)}}();var w=function(){const t=d.vec4(),i=d.vec4(),s=d.vec4(),r=d.vec4();return function(o,n,a){y(o,r);if(!(P(n,r,t)&&P(a,r,i))){const e=x(r,n,a);P(n,e,t,1),P(a,e,i,1);var l=d.dotVec3(t,r);t[0]-=l*r[0],t[1]-=l*r[1],t[2]-=l*r[2],l=d.dotVec3(i,r),i[0]-=l*r[0],i[1]-=l*r[1],i[2]-=l*r[2]}d.normalizeVec3(t),d.normalizeVec3(i),l=d.dotVec3(t,i),l=d.clamp(l,-1,1);var A=Math.acos(l)*d.RADTODEG;d.cross3Vec3(t,i,s),d.dotVec3(s,r)<0&&(A=-A),e._rootNode.rotate(o,A),C()}}(),P=function(){const t=d.vec4([0,0,0,1]),i=d.mat4();return function(s,r,o,n){n=n||0,t[0]=s[0]/m.width*2-1,t[1]=-(s[1]/m.height*2-1),t[2]=0,t[3]=1,d.mulMat4(_.projMatrix,_.viewMatrix,i),d.inverseMat4(i),d.transformVec4(i,t,t),d.mulVec4Scalar(t,1/t[3]);var a=_.eye;d.subVec4(t,a,t);const l=e._sectionPlane.pos;var A=-d.dotVec3(l,r)-n,h=d.dotVec3(r,t);if(Math.abs(h)>.005){var c=-(d.dotVec3(r,a)+A)/h;return d.mulVec3Scalar(t,c,o),d.addVec3(o,a),d.subVec3(o,l,o),!0}return!1}}();const C=function(){const t=d.vec3(),i=d.mat4();return function(){e.sectionPlane&&(d.quaternionToMat4(A.quaternion,i),d.transformVec3(i,[0,0,1],t),e._setSectionPlaneDir(t))}}();var M,E=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(e=>{if(!this._visible)return;if(E)return;var A;t=!1,M&&(M.visible=!1);switch(e.entity.id){case this._displayMeshes.xAxisArrowHandle.id:case this._displayMeshes.xAxisHandle.id:A=this._affordanceMeshes.xAxisArrow,h=s;break;case this._displayMeshes.yAxisArrowHandle.id:case this._displayMeshes.yShaftHandle.id:A=this._affordanceMeshes.yAxisArrow,h=r;break;case this._displayMeshes.zAxisArrowHandle.id:case this._displayMeshes.zAxisHandle.id:A=this._affordanceMeshes.zAxisArrow,h=o;break;case this._displayMeshes.xCurveHandle.id:A=this._affordanceMeshes.xHoop,h=n;break;case this._displayMeshes.yCurveHandle.id:A=this._affordanceMeshes.yHoop,h=a;break;case this._displayMeshes.zCurveHandle.id:A=this._affordanceMeshes.zHoop,h=l;break;default:return void(h=i)}A&&(A.visible=!0),M=A,t=!0})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(e=>{this._visible&&(M&&(M.visible=!1),M=null,h=i)})),m.addEventListener("mousedown",this._canvasMouseDownListener=e=>{if(e.preventDefault(),this._visible&&t&&(this._viewer.cameraControl.pointerEnabled=!1,1===e.which)){E=!0;var i=b(e);c=h,u[0]=i[0],u[1]=i[1]}}),m.addEventListener("mousemove",this._canvasMouseMoveListener=e=>{if(!this._visible)return;if(!E)return;var t=b(e);const i=t[0],A=t[1];switch(c){case s:B(p,u,t);break;case r:B(f,u,t);break;case o:B(g,u,t);break;case n:w(p,u,t);break;case a:w(f,u,t);break;case l:w(g,u,t)}u[0]=i,u[1]=A}),m.addEventListener("mouseup",this._canvasMouseUpListener=e=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,E&&(e.which,E=!1,t=!1))}),m.addEventListener("wheel",this._canvasWheelListener=e=>{if(this._visible)Math.max(-1,Math.min(1,40*-e.deltaY))})}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class nC{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new Br(t,{id:i.id,geometry:new $t(t,ei({xSize:.5,ySize:.5,zSize:.001})),material:new ri(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new li(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new ni(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new ni(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=d.vec3([0,0,0]),t=d.vec3(),i=d.vec3([0,0,1]),s=d.vec4(4),r=d.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];d.subVec3(o,this._sectionPlane.pos,e);const a=-d.dotVec3(n,e);d.normalizeVec3(n),d.mulVec3Scalar(n,a,t);const l=d.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class aC{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new _i(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Qt(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Qt(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Qt(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),s=d.vec3(),r=d.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;d.mulVec3Scalar(d.normalizeVec3(d.subVec3(o,n,i)),7),this._zUp?(d.transformVec3(t,i,s),d.transformVec3(t,a,r),e.look=[0,0,0],e.eye=d.transformVec3(t,i,s),e.up=d.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new nC(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const lC=d.AABB3(),AC=d.vec3();class hC extends z{constructor(e,t={}){if(super("SectionPlanes",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new aC(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;lC.set(this.viewer.scene.aabb),d.getAABB3Center(lC,AC),lC[0]+=t[0]-AC[0],lC[1]+=t[1]-AC[1],lC[2]+=t[2]-AC[2],lC[3]+=t[0]-AC[0],lC[4]+=t[1]-AC[1],lC[5]+=t[2]-AC[2],this.viewer.cameraFlight.flyTo({aabb:lC,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new Ir(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new oC(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(var t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}class cC{constructor(e,t,i,s,r,o){this.plugin=e,this.storeyId=r,this.modelId=s,this.storeyAABB=i.slice(),this.aabb=this.storeyAABB,this.modelAABB=t.slice(),this.numObjects=o}}class uC{constructor(e,t,i,s,r,o){this.storeyId=e,this.imageData=t,this.format=i,this.width=s,this.height=r}}const dC=d.vec3(),pC=d.mat4();class fC extends z{constructor(e,t={}){super("StoreyViews",e),this._objectsMemento=new Wu,this._cameraMemento=new Hu,this.storeys={},this.modelStoreys={},this._fitStoreyMaps=!!t.fitStoreyMaps,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._registerModelStoreys(e),this.fire("storeys",this.storeys)}))}_registerModelStoreys(e){const t=this.viewer,i=t.scene,s=t.metaScene,r=s.metaModels[e],o=i.models[e];if(!r||!r.rootMetaObjects)return;const n=r.rootMetaObjects;for(let t=0,r=n.length;t<r;t++){const r=n[t].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(let t=0,n=r.length;t<n;t++){const n=r[t],a=s.metaObjects[n].getObjectIDsInSubtree(),l=i.getAABB(a),A=Math.random()>.5?a.length:0,h=new cC(this,o.aabb,l,e,n,A);h._onModelDestroyed=o.once("destroyed",(()=>{this._deregisterModelStoreys(e),this.fire("storeys",this.storeys)})),this.storeys[n]=h,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][n]=h}}}_deregisterModelStoreys(e){const t=this.modelStoreys[e];if(t){const i=this.viewer.scene;for(let e in t)if(t.hasOwnProperty(e)){const s=t[e],r=i.models[s.modelId];r&&r.off(s._onModelDestroyed),delete this.storeys[e]}delete this.modelStoreys[e]}}get fitStoreyMaps(){return this._fitStoreyMaps}gotoStoreyCamera(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());const s=this.viewer,r=s.scene.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return void(t.done&&t.done());if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return void(t.done&&t.done());const n=d.getAABB3Center(o),a=d.getAABB3Diag(o),l=Math.abs(a/Math.tan(45*d.DEGTORAD)),A=1.3*a,h=dC;h[0]=n[0]+r.worldUp[0]*l,h[1]=n[1]+r.worldUp[1]*l,h[2]=n[2]+r.worldUp[2]*l;const c=r.worldForward;t.done?s.cameraFlight.flyTo(y.apply(t,{eye:h,look:n,up:c,orthoScale:A}),(()=>{t.done()})):(s.cameraFlight.jumpTo(y.apply(t,{eye:h,look:n,up:c,orthoScale:A})),s.camera.ortho.scale=A)}showStoreyObjects(e,t={}){if(!this.storeys[e])return void this.error("IfcBuildingStorey not found with this ID: "+e);const i=this.viewer,s=i.scene;i.metaScene.metaObjects[e]&&(t.hideOthers&&s.setObjectsVisible(i.scene.visibleObjectIds,!1),this.withStoreyObjects(e,((e,t)=>{e&&(e.visible=!0)})))}withStoreyObjects(e,t){const i=this.viewer,s=i.scene,r=i.metaScene,o=r.metaObjects[e];if(!o)return;const n=o.getObjectIDsInSubtree();for(var a=0,l=n.length;a<l;a++){const e=n[a],i=r.metaObjects[e],o=s.objects[e];o&&t(o,i)}}createStoreyMap(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==";const s=this.viewer,r=s.scene,o=t.format||"png",n=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,a=Math.abs((n[5]-n[2])/(n[3]-n[0])),l=t.padding||0;let A,h;t.width&&t.height?(A=t.width,h=t.height):t.height?(h=t.height,A=Math.round(h/a)):t.width?(A=t.width,h=Math.round(A*a)):(A=300,h=Math.round(A*a)),this._objectsMemento.saveObjects(r),this._cameraMemento.saveCamera(r),this.showStoreyObjects(e,y.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);const c=s.getSnapshot({width:A,height:h,format:o});return this._objectsMemento.restoreObjects(r),this._cameraMemento.restoreCamera(r),new uC(e,c,o,A,h,l)}_arrangeStoreyMapCamera(e){const t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=d.getAABB3Center(s),o=dC;o[0]=r[0]+.5*i.worldUp[0],o[1]=r[1]+.5*i.worldUp[1],o[2]=r[2]+.5*i.worldUp[2];const n=i.worldForward;t.cameraFlight.jumpTo({eye:o,look:r,up:n});const a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,A=(s[5]-s[2])/2,h=-a,c=+a,u=-l,p=+l,f=-A,g=+A;t.camera.customProjection.matrix=d.orthoMat4c(h,c,f,g,u,p,pC),t.camera.projection="customProjection"}pickStoreyMap(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],c=a[3]-l,u=a[4]-A,p=a[5]-h,f=d.vec3([l+c*o,A+.5*u,h+p*n]),g=d.vec3([0,-1,0]),m=d.addVec3(f,g,dC),_=this.viewer.camera.worldForward,v=d.lookAtMat4v(f,m,_,pC);return this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:v})}storeyMapToWorldPos(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],c=a[3]-l,u=a[4]-A,p=a[5]-h;return d.vec3([l+c*o,A+.5*u,h+p*n])}getStoreyContainingWorldPos(e){for(var t in this.storeys){const i=this.storeys[t];if(d.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}getStoreyInVerticalRange(e){for(let t in this.storeys){const i=this.storeys[t],s=[0,0,0,0,0,0],r=[0,0,0];if(s[1]=i.storeyAABB[1],s[4]=i.storeyAABB[4],r[1]=e[1],d.point3AABB3AbsoluteIntersect(s,r))return t}return null}isPositionAboveOrBelowBuilding(e){const t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}worldPosToStoreyMap(e,t,i){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;const o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,n=o[0],a=o[1],l=o[2],A=o[3]-n,h=o[4]-a,c=o[5]-l,u=this.viewer.camera.worldUp,d=u[0]>u[1]&&u[0]>u[2],p=!d&&u[1]>u[0]&&u[1]>u[2];!d&&!p&&u[2]>u[0]&&(u[2],u[1]);const f=e.width/A,g=p?e.height/c:e.height/h;return i[0]=Math.floor(e.width-(t[0]-n)*f),i[1]=Math.floor(e.height-(t[2]-l)*g),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}worldDirToStoreyMap(e,t,i){const s=this.viewer.camera,r=s.eye,o=s.look,n=d.subVec3(o,r,dC),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],A=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!A&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=n[1],i[1]=n[2]):A?(i[0]=n[0],i[1]=n[2]):(i[0]=n[0],i[1]=n[1]),d.normalizeVec2(i)}destroy(){this.viewer.scene.off(this._onModelLoaded),super.destroy()}}const gC=new Float64Array([0,0,1]),mC=new Float64Array(4);class _C{constructor(e){this.id=null,this._viewer=e.viewer,this._plugin=e,this._visible=!1,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._baseDir=d.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),Y(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=d.vec3PairToQuaternion(gC,e,mC)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Qr(t,{position:[0,0,0],scale:[5,5,5]});const s=this._rootNode,r={arrowHead:new $t(s,Pr({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new $t(s,Pr({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new $t(s,Pr({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={red:new ri(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new ri(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new ri(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new ni(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new Br(s,{geometry:new $t(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new ri(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new Br(s,{geometry:new $t(s,fo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ri(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new Br(s,{geometry:new $t(s,Cr({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new Br(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new Br(s,{geometry:new $t(s,fo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ri(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new ni(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new Br(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}_bindEvents(){const e=this._rootNode,t=d.vec2(),i=this._viewer.camera,s=this._viewer.scene;let r=0,o=!1;{const t=d.vec3([0,0,0]);let n=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=s.camera.on("projMatrix",(()=>{})),this._onSceneTick=s.on("tick",(()=>{o=!1;const l=Math.abs(d.lenVec3(d.subVec3(s.camera.eye,this._pos,t)));if(l!==n&&"perspective"===i.projection){const t=.07*(Math.tan(i.perspective.fov*d.DEGTORAD)*l);e.scale=[t,t,t],n=l}if("ortho"===i.projection){const t=i.ortho.scale/10;e.scale=[t,t,t],n=l}0!==r&&(a(r),r=0)}))}const n=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),a=e=>{const t=this._sectionPlane.pos,i=this._sectionPlane.dir;d.addVec3(t,d.mulVec3Scalar(i,.1*e*this._plugin.getDragSensitivity(),d.vec3())),this._sectionPlane.pos=t};{let e=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=i=>{if(i.preventDefault(),this._visible&&(this._viewer.cameraControl.pointerEnabled=!1,1===i.which)){e=!0;var s=n(i);t[0]=s[0],t[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=i=>{if(!this._visible)return;if(!e)return;if(o)return;var s=n(i);const r=s[0],l=s[1];a(l-t[1]),t[0]=r,t[1]=l}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=t=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,e&&(t.which,e=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=e=>{this._visible&&(r+=Math.max(-1,Math.min(1,40*-e.deltaY)))})}{let e,t,i=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=t=>{t.stopPropagation(),t.preventDefault(),this._visible&&(e=t.touches[0].clientY,i=e,r=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=e=>{e.stopPropagation(),e.preventDefault(),this._visible&&(o||(o=!0,t=e.touches[0].clientY,null!==i&&(r+=t-i),i=t))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=i=>{i.stopPropagation(),i.preventDefault(),this._visible&&(e=null,t=null,r=0)})}}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class vC{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new Br(t,{id:i.id,geometry:new $t(t,ei({xSize:.5,ySize:.5,zSize:.001})),material:new ri(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new li(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new ni(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new ni(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=d.vec3([0,0,0]),t=d.vec3(),i=d.vec3([0,0,1]),s=d.vec4(4),r=d.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];d.subVec3(o,this._sectionPlane.pos,e);const a=-d.dotVec3(n,e);d.normalizeVec3(n),d.mulVec3Scalar(n,a,t);const l=d.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class bC{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new _i(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Qt(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Qt(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Qt(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),s=d.vec3(),r=d.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;d.mulVec3Scalar(d.normalizeVec3(d.subVec3(o,n,i)),7),this._zUp?(d.transformVec3(t,i,s),d.transformVec3(t,a,r),e.look=[0,0,0],e.eye=d.transformVec3(t,i,s),e.up=d.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new vC(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const yC=d.AABB3(),xC=d.vec3();class BC extends z{constructor(e,t={}){if(super("FaceAlignedSectionPlanesPlugin",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,this._dragSensitivity=t.dragSensitivity||1,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new bC(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;yC.set(this.viewer.scene.aabb),d.getAABB3Center(yC,xC),yC[0]+=t[0]-xC[0],yC[1]+=t[1]-xC[1],yC[2]+=t[2]-xC[2],yC[3]+=t[0]-xC[0],yC[4]+=t[1]-xC[1],yC[5]+=t[2]-xC[2],this.viewer.cameraFlight.flyTo({aabb:yC,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}null===t.controlElementId||void 0===t.controlElementId?this.error("Parameter expected: controlElementId"):(this._controlElement=document.getElementById(t.controlElementId),this._controlElement||this.warn("Can't find control element: '"+t.controlElementId+"' - will create plugin without control element")),this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setDragSensitivity(e){this._dragSensitivity=e||1}getDragSensitivity(){return this._dragSensitivity}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new Ir(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new _C(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(let e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){let t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){let e=this._freeControls.pop();for(;e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}class wC extends z{constructor(e){super("skyboxes",e),this.skyboxes={}}send(e,t){if("clear"===e)this.clear()}createSkybox(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new Zu(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}destroySkybox(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}clear(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}destroy(){this.clear(),super.clear()}}class PC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getSTL(e,t,i){e=this._cacheBusterURL(e);const s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}const CC=d.vec3();class MC{load(e,t,i,s,r,o){s=s||{};const n=e.viewer.scene.canvas.spinner;n.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{const r=TC(i);EC(r)?FC(e,r,t,s):IC(e,SC(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{const o=TC(i);EC(o)?FC(e,o,t,s):IC(e,SC(i),t,s),n.processes--,I.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}}),(function(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}))}parse(e,t,i,s){const r=e.viewer.scene.canvas.spinner;r.processes++;try{const o=TC(i);EC(o)?FC(e,o,t,s):IC(e,SC(i),t,s),r.processes--,I.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}function EC(e){const t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;const i=[115,111,108,105,100];for(var s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function FC(e,t,i,s){const r=new DataView(t),o=r.getUint32(80,!0);let n,a,l,A,h,c,u,d=!1,p=null,f=null,g=null,m=!1;for(let e=0;e<70;e++)1129270351===r.getUint32(e,!1)&&82===r.getUint8(e+4)&&61===r.getUint8(e+5)&&(d=!0,A=[],h=r.getUint8(e+6)/255,c=r.getUint8(e+7)/255,u=r.getUint8(e+8)/255,r.getUint8(e+9));const _=new Gr(i,{roughness:.5});let v=[],b=[],y=s.splitMeshes;for(let e=0;e<o;e++){let t=84+50*e,o=r.getFloat32(t,!0),x=r.getFloat32(t+4,!0),B=r.getFloat32(t+8,!0);if(d){let e=r.getUint16(t+48,!0);0==(32768&e)?(n=(31&e)/31,a=(e>>5&31)/31,l=(e>>10&31)/31):(n=h,a=c,l=u),(y&&n!==p||a!==f||l!==g)&&(null!==p&&(m=!0),p=n,f=a,g=l)}for(let e=1;e<=3;e++){let i=t+12*e;v.push(r.getFloat32(i,!0)),v.push(r.getFloat32(i+4,!0)),v.push(r.getFloat32(i+8,!0)),b.push(o,x,B),d&&A.push(n,a,l,1)}y&&m&&(DC(i,v,b,A,_,s),v=[],b=[],A=A?[]:null,m=!1)}v.length>0&&DC(i,v,b,A,_,s)}function IC(e,t,i,s){const r=/facet([\s\S]*?)endfacet/g;let o=0;const n=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,a=new RegExp("vertex"+n+n+n,"g"),l=new RegExp("normal"+n+n+n,"g"),A=[],h=[];let c,u,d,p,f,g,m;for(;null!==(p=r.exec(t));){for(f=0,g=0,m=p[0];null!==(p=l.exec(m));)c=parseFloat(p[1]),u=parseFloat(p[2]),d=parseFloat(p[3]),g++;for(;null!==(p=a.exec(m));)A.push(parseFloat(p[1]),parseFloat(p[2]),parseFloat(p[3])),h.push(c,u,d),f++;1!==g&&e.error("Error in normal of face "+o),3!==f&&e.error("Error in positions of face "+o),o++}DC(i,A,h,null,new Gr(i,{roughness:.5}),s)}function DC(e,t,i,s,r,o){const n=new Int32Array(t.length/3);for(let e=0,t=n.length;e<t;e++)n[e]=e;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,o.smoothNormals&&d.faceToVertexNormals(t,i,o);const a=CC;Z(t,t,a);const l=new $t(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:n}),A=new Br(e,{origin:0!==a[0]||0!==a[1]||0!==a[2]?a:null,geometry:l,material:r,edges:o.edges});e.addChild(A)}function SC(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function TC(e){if("string"==typeof e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}class RC extends z{constructor(e,t={}){super("STLLoader",e,t),this._sceneGraphLoader=new MC,this.dataSource=t.dataSource}set dataSource(e){this._dataSource=e||new PC}get dataSource(){return this._dataSource}load(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Qr(this.viewer.scene,y.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}class LC{createRootNode(){return document.createElement("ul")}createNodeElement(e,t,i,s,r){const o=document.createElement("li");if(o.id=e.nodeId,e.xrayed&&o.classList.add("xrayed-node"),e.children.length>0){const i=document.createElement("a");i.href="#",i.id=`switch-${e.nodeId}`,i.textContent="+",i.classList.add("plus"),t&&i.addEventListener("click",t),o.appendChild(i)}const n=document.createElement("input");n.id=`checkbox-${e.nodeId}`,n.type="checkbox",n.checked=e.checked,n.style["pointer-events"]="all",i&&n.addEventListener("change",i),o.appendChild(n);const a=document.createElement("span");return a.textContent=e.title,o.appendChild(a),s&&(a.oncontextmenu=s),r&&(a.onclick=r),o}createDisabledNodeElement(e){const t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);const s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}addChildren(e,t){const i=document.createElement("ul");t.forEach((e=>{i.appendChild(e)})),e.parentElement.appendChild(i)}expand(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}collapse(e,t,i){if(!e)return;const s=e.parentElement;if(!s)return;const r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}isExpanded(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}getId(e){return e.parentElement.id}getIdFromCheckbox(e){return e.id.replace("checkbox-","")}getSwitchElement(e){return document.getElementById(`switch-${e}`)}isChecked(e){return e.checked}setCheckbox(e,t){const i=document.getElementById(`checkbox-${e}`);i&&t!==i.checked&&(i.checked=t)}setXRayed(e,t){const i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}setHighlighted(e,t){const i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}const UC=[];class kC extends z{constructor(e,t={}){super("TreeViewPlugin",e),this.errors=[],this.valid=!0;const i=t.containerElement||document.getElementById(t.containerElementId);if(i instanceof HTMLElement){for(let e=0;;e++)if(!UC[e]){UC[e]=this,this._index=e,this._id=`tree-${e}`;break}if(this._containerElement=i,this._metaModels={},this._autoAddModels=!1!==t.autoAddModels,this._autoExpandDepth=t.autoExpandDepth||0,this._sortNodes=!1!==t.sortNodes,this._viewer=e,this._rootElement=null,this._muteSceneEvents=!1,this._muteTreeEvents=!1,this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._rootNames={},this._sortNodes=t.sortNodes,this._pruneEmptyNodes=t.pruneEmptyNodes,this._showListItemElementId=null,this._renderService=t.renderService||new LC,!this._renderService)throw new Error("TreeViewPlugin: no render service set");if(this._containerElement.oncontextmenu=e=>{e.preventDefault()},this._onObjectVisibility=this._viewer.scene.on("objectVisibility",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;const s=e.visible;if(!(s!==i.checked))return;this._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,this._renderService.setCheckbox(i.nodeId,s);let r=i.parent;for(;r;)r.checked=s,s?r.numVisibleEntities++:r.numVisibleEntities--,this._renderService.setCheckbox(r.nodeId,r.numVisibleEntities>0),r=r.parent;this._muteTreeEvents=!1})),this._onObjectXrayed=this._viewer.scene.on("objectXRayed",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;this._muteTreeEvents=!0;const s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,this._renderService.setXRayed(i.nodeId,s),this._muteTreeEvents=!1)})),this._switchExpandHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._expandSwitchElement(t)},this._switchCollapseHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._collapseSwitchElement(t)},this._checkboxChangeHandler=e=>{if(this._muteTreeEvents)return;this._muteSceneEvents=!0;const t=e.target,i=this._renderService.isChecked(t),s=this._renderService.getIdFromCheckbox(t),r=this._nodeNodes[s],o=this._viewer.scene.objects;let n=0;this._withNodeTree(r,(e=>{const t=e.objectId,s=o[t],r=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,r&&i!==e.checked&&n++,e.checked=i,this._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));let a=r.parent;for(;a;)a.checked=i,i?a.numVisibleEntities+=n:a.numVisibleEntities-=n,this._renderService.setCheckbox(a.nodeId,a.numVisibleEntities>0),a=a.parent;this._muteSceneEvents=!1},this._hierarchy=t.hierarchy||"containment",this._autoExpandDepth=t.autoExpandDepth||0,this._autoAddModels){const e=Object.keys(this.viewer.metaScene.metaModels);for(let t=0,i=e.length;t<i;t++){const i=e[t];this.viewer.metaScene.metaModels[i].finalized&&this.addModel(i)}this.viewer.scene.on("modelLoaded",(e=>{this.viewer.metaScene.metaModels[e]&&this.addModel(e)}))}this.hierarchy=t.hierarchy}else this.error("Mandatory config expected: valid containerElementId or containerElement")}set hierarchy(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}get hierarchy(){return this._hierarchy}addModel(e,t={}){if(!this._containerElement)return;const i=this.viewer.scene.models[e];if(!i)throw"Model not found: "+e;const s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,t&&t.rootName&&(this._rootNames[e]=t.rootName),i.on("destroyed",(()=>{this.removeModel(i.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}removeModel(e){if(!this._containerElement)return;this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes())}showNode(e){this.unShowNode();const t=this._objectNodes[e];if(!t)return;const i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;const r=[];r.unshift(t);let o=t.parent;for(;o;)r.unshift(o),o=o.parent;for(let e=0,t=r.length;e<t;e++){const t=this._renderService.getSwitchElement(r[e].nodeId);t&&this._expandSwitchElement(t)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}unShowNode(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}expandToDepth(e){this.collapse();const t=(i,s)=>{if(s===e)return;const r=this._renderService.getSwitchElement(i.nodeId);if(r){this._expandSwitchElement(r);const e=i.children;for(var o=0,n=e.length;o<n;o++){const i=e[o];t(i,s+1)}}};for(let e=0,i=this._rootNodes.length;e<i;e++){const i=this._rootNodes[e];t(i,0)}}collapse(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e].objectId;this._collapseNode(t)}}withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this.withNodeTree(i[e],t)}destroy(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete UC[this._index],super.destroy())}_createNodes(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}_validate(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}_validateMetaModelForStoreysHierarchy(e=0,t,i){return!0}_createEnabledNodes(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}_createDisabledNodes(){const e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);const t=this._viewer.metaScene.rootMetaObjects;for(let i in t){const s=t[i],r=s.type,o=s.name,n=o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,a=this._renderService.createDisabledNodeElement(n);e.appendChild(a)}}_findEmptyNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._findEmptyNodes2(e[t])}_findEmptyNodes2(e,t=0){const i=this.viewer.scene,s=e.children,r=e.id,o=i.objects[r];if(e._countEntities=0,o&&e._countEntities++,s)for(let t=0,i=s.length;t<i;t++){const i=s[t];i._countEntities=this._findEmptyNodes2(i),e._countEntities+=i._countEntities}return e._countEntities}_createStoreysNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createStoreysNodes2(e[t],null,null,null)}_createStoreysNodes2(e,t,i,s){if(this._pruneEmptyNodes&&0===e._countEntities)return;const r=e.type,o=e.name,n=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:`${this._id}-${a}`,objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else if(i){if(this._viewer.scene.objects[a]){let e=(s=s||{})[r];e||(e={nodeId:`${this._id}-${i.objectId}-${r}`,objectId:`${i.objectId}-${r}`,title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,s[r]=e);const t={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t}}if(n)for(let e=0,r=n.length;e<r;e++){const r=n[e];this._createStoreysNodes2(r,t,i,s)}}_createTypesNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createTypesNodes2(e[t],null,null)}_createTypesNodes2(e,t,i){if(this._pruneEmptyNodes&&0===e._countEntities)return;const s=e.type,r=e.name,o=e.children,n=e.id;if(e.parent){if(t){if(this._viewer.scene.objects[n]){let e=i[s];e||(e={nodeId:`${this._id}-${t.objectId}-${s}`,objectId:`${t.objectId}-${s}`,title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,i[s]=e);const o={nodeId:`${this._id}-${n}`,objectId:n,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o}}}else t={nodeId:`${this._id}-${n}`,objectId:n,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(o)for(let e=0,s=o.length;e<s;e++){const s=o[e];this._createTypesNodes2(s,t,i)}}_createContainmentNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createContainmentNodes2(e[t],null)}_createContainmentNodes2(e,t){if(this._pruneEmptyNodes&&0===e._countEntities)return;const i=e.type,s=e.name||i,r=e.children,o=e.id,n={nodeId:`${this._id}-${o}`,objectId:o,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(n):this._rootNodes.push(n),this._objectNodes[n.objectId]=n,this._nodeNodes[n.nodeId]=n,r)for(let e=0,t=r.length;e<t;e++){const t=r[e];this._createContainmentNodes2(t,n)}}_doSortNodes(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e];this._sortChildren(t)}}_sortChildren(e){const t=e.children;if(t&&0!==t.length){"storeys"===this._hierarchy&&"IfcBuilding"===e.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(let e=0,i=t.length;e<i;e++){const i=t[e];this._sortChildren(i)}}}_getSpatialSortFunc(){const e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=(e,r)=>{e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));let o=0;return o=i.xUp?0:i.yUp?1:2,e.aabb[o]>r.aabb[o]?-1:e.aabb[o]<r.aabb[o]?1:0})}_alphaSortFunc(e,t){const i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}_synchNodesToEntities(){const e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects;for(let s=0,r=e.length;s<r;s++){const r=e[s];if(t[r]){const e=this._objectNodes[r];if(e){const t=i[r];if(t){const i=t.visible;e.numEntities=1,e.xrayed=t.xrayed,i?(e.numVisibleEntities=1,e.checked=!0):(e.numVisibleEntities=0,e.checked=!1);let s=e.parent;for(;s;)s.numEntities++,i&&(s.numVisibleEntities++,s.checked=!0),s=s.parent}}}}}_withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this._withNodeTree(i[e],t)}_createTrees(){if(0===this._rootNodes.length)return;const e=this._rootNodes.map((e=>this._createNodeElement(e))),t=this._renderService.createRootNode();e.forEach((e=>{t.appendChild(e)})),this._containerElement.appendChild(t),this._rootElement=t}_createNodeElement(e){return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(t=>{this.fire("contextmenu",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}),(t=>{this.fire("nodeTitleClicked",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}))}_expandSwitchElement(e){if(this._renderService.isExpanded(e))return;const t=this._renderService.getId(e),i=this._nodeNodes[t].children.map((e=>this._createNodeElement(e)));this._renderService.addChildren(e,i),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}_collapseNode(e){const t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}_collapseSwitchElement(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}class OC{constructor(e){this._scene=e,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=e.on("modelLoaded",(t=>{const i=e.models[t];i&&this._addModel(i)})),this._onTick=e.on("tick",(()=>{this._dirty&&this._build(),this._applyChanges()}))}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._dirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}_build(){if(!this._dirty)return;this._applyChanges();const e=this._scene.objects;for(let e=0;e<this._numObjects;e++)this._objects[e]=null;this._numObjects=0;for(let t in e){const i=e[t];this._objects[this._numObjects++]=i}this._lenObjectsChangedList=0,this._dirty=!1}_applyChanges(){if(this._lenObjectsChangedList>0){for(let e=0;e<this._lenObjectsChangedList;e++){const t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],o=s||r;i.culled=o,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}get objects(){return this._dirty&&this._build(),this._objects}get numObjects(){return this._dirty&&this._build(),this._numObjects}setObjectViewCulled(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}setObjectDetailCulled(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}_destroy(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}const NC={};const QC=new Float32Array(3);class VC extends z{constructor(e,t={}){super("ViewCull",e),this._objectCullStates=function(e){const t=e.id;let i=NC[t];return i||(i=new OC(e),NC[t]=i,e.on("destroyed",(()=>{delete NC[t],i._destroy()}))),i}(e.scene),this._maxTreeDepth=t.maxTreeDepth||8,this._modelInfos={},this._frustum=new N,this._kdRoot=null,this._frustumDirty=!1,this._kdTreeDirty=!1,this._onViewMatrix=e.scene.camera.on("viewMatrix",(()=>{this._frustumDirty=!0})),this._onProjMatrix=e.scene.camera.on("projMatMatrix",(()=>{this._frustumDirty=!0})),this._onModelLoaded=e.scene.on("modelLoaded",(e=>{const t=this.viewer.scene.models[e];t&&this._addModel(t)})),this._onSceneTick=e.scene.on("tick",(()=>{this._doCull()}))}set enabled(e){this._enabled=e}get enabled(){return this._enabled}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._kdTreeDirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}_doCull(){const e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){const 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i,s,r;do{if(s=e.window_size-e.lookahead-e.strstart,e.strstart>=t+(t-Ae)&&(e.window.set(e.window.subarray(t,t+t-s),0),e.match_start-=t,e.strstart-=t,e.block_start-=t,e.insert>e.strstart&&(e.insert=e.strstart),ge(e),s+=t),0===e.strm.avail_in)break;if(i=xe(e.strm,e.window,e.strstart+e.lookahead,s),e.lookahead+=i,e.lookahead+e.insert>=3)for(r=e.strstart-e.insert,e.ins_h=e.window[r],e.ins_h=me(e,e.ins_h,e.window[r+1]);e.insert&&(e.ins_h=me(e,e.ins_h,e.window[r+3-1]),e.prev[r&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=r,r++,e.insert--,!(e.lookahead+e.insert<3)););}while(e.lookahead<Ae&&0!==e.strm.avail_in)},Pe=(e,t)=>{let i,s,r,o=e.pending_buf_size-5>e.w_size?e.w_size:e.pending_buf_size-5,n=0,a=e.strm.avail_in;do{if(i=65535,r=e.bi_valid+42>>3,e.strm.avail_out<r)break;if(r=e.strm.avail_out-r,s=e.strstart-e.block_start,i>s+e.strm.avail_in&&(i=s+e.strm.avail_in),i>r&&(i=r),i<o&&(0===i&&t!==K||t===G||i!==s+e.strm.avail_in))break;n=t===K&&i===s+e.strm.avail_in?1:0,Q(e,0,0,n),e.pending_buf[e.pending-4]=i,e.pending_buf[e.pending-3]=i>>8,e.pending_buf[e.pending-2]=~i,e.pending_buf[e.pending-1]=~i>>8,_e(e.strm),s&&(s>i&&(s=i),e.strm.output.set(e.window.subarray(e.block_start,e.block_start+s),e.strm.next_out),e.strm.next_out+=s,e.strm.avail_out-=s,e.strm.total_out+=s,e.block_start+=s,i-=s),i&&(xe(e.strm,e.strm.output,e.strm.next_out,i),e.strm.next_out+=i,e.strm.avail_out-=i,e.strm.total_out+=i)}while(0===n);return a-=e.strm.avail_in,a&&(a>=e.w_size?(e.matches=2,e.window.set(e.strm.input.subarray(e.strm.next_in-e.w_size,e.strm.next_in),0),e.strstart=e.w_size,e.insert=e.strstart):(e.window_size-e.strstart<=a&&(e.strstart-=e.w_size,e.window.set(e.window.subarray(e.w_size,e.w_size+e.strstart),0),e.matches<2&&e.matches++,e.insert>e.strstart&&(e.insert=e.strstart)),e.window.set(e.strm.input.subarray(e.strm.next_in-a,e.strm.next_in),e.strstart),e.strstart+=a,e.insert+=a>e.w_size-e.insert?e.w_size-e.insert:a),e.block_start=e.strstart),e.high_water<e.strstart&&(e.high_water=e.strstart),n?4:t!==G&&t!==K&&0===e.strm.avail_in&&e.strstart===e.block_start?2:(r=e.window_size-e.strstart,e.strm.avail_in>r&&e.block_start>=e.w_size&&(e.block_start-=e.w_size,e.strstart-=e.w_size,e.window.set(e.window.subarray(e.w_size,e.w_size+e.strstart),0),e.matches<2&&e.matches++,r+=e.w_size,e.insert>e.strstart&&(e.insert=e.strstart)),r>e.strm.avail_in&&(r=e.strm.avail_in),r&&(xe(e.strm,e.window,e.strstart,r),e.strstart+=r,e.insert+=r>e.w_size-e.insert?e.w_size-e.insert:r),e.high_water<e.strstart&&(e.high_water=e.strstart),r=e.bi_valid+42>>3,r=e.pending_buf_size-r>65535?65535:e.pending_buf_size-r,o=r>e.w_size?e.w_size:r,s=e.strstart-e.block_start,(s>=o||(s||t===K)&&t!==G&&0===e.strm.avail_in&&s<=r)&&(i=s>r?r:s,n=t===K&&0===e.strm.avail_in&&i===s?1:0,Q(e,e.block_start,i,n),e.block_start+=i,_e(e.strm)),n?3:1)},Ce=(e,t)=>{let i,s;for(;;){if(e.lookahead<Ae){if(we(e),e.lookahead<Ae&&t===G)return 1;if(0===e.lookahead)break}if(i=0,e.lookahead>=3&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),0!==i&&e.strstart-i<=e.w_size-Ae&&(e.match_length=Be(e,i)),e.match_length>=3)if(s=H(e,e.strstart-e.match_start,e.match_length-3),e.lookahead-=e.match_length,e.match_length<=e.max_lazy_match&&e.lookahead>=3){e.match_length--;do{e.strstart++,e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart}while(0!=--e.match_length);e.strstart++}else e.strstart+=e.match_length,e.match_length=0,e.ins_h=e.window[e.strstart],e.ins_h=me(e,e.ins_h,e.window[e.strstart+1]);else s=H(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++;if(s&&(ve(e,!1),0===e.strm.avail_out))return 1}return e.insert=e.strstart<2?e.strstart:2,t===K?(ve(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(ve(e,!1),0===e.strm.avail_out)?1:2},Me=(e,t)=>{let i,s,r;for(;;){if(e.lookahead<Ae){if(we(e),e.lookahead<Ae&&t===G)return 1;if(0===e.lookahead)break}if(i=0,e.lookahead>=3&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),e.prev_length=e.match_length,e.prev_match=e.match_start,e.match_length=2,0!==i&&e.prev_length<e.max_lazy_match&&e.strstart-i<=e.w_size-Ae&&(e.match_length=Be(e,i),e.match_length<=5&&(e.strategy===te||3===e.match_length&&e.strstart-e.match_start>4096)&&(e.match_length=2)),e.prev_length>=3&&e.match_length<=e.prev_length){r=e.strstart+e.lookahead-3,s=H(e,e.strstart-1-e.prev_match,e.prev_length-3),e.lookahead-=e.prev_length-1,e.prev_length-=2;do{++e.strstart<=r&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart)}while(0!=--e.prev_length);if(e.match_available=0,e.match_length=2,e.strstart++,s&&(ve(e,!1),0===e.strm.avail_out))return 1}else if(e.match_available){if(s=H(e,0,e.window[e.strstart-1]),s&&ve(e,!1),e.strstart++,e.lookahead--,0===e.strm.avail_out)return 1}else e.match_available=1,e.strstart++,e.lookahead--}return e.match_available&&(s=H(e,0,e.window[e.strstart-1]),e.match_available=0),e.insert=e.strstart<2?e.strstart:2,t===K?(ve(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(ve(e,!1),0===e.strm.avail_out)?1:2};function Ee(e,t,i,s,r){this.good_length=e,this.max_lazy=t,this.nice_length=i,this.max_chain=s,this.func=r}const Fe=[new Ee(0,0,0,0,Pe),new Ee(4,4,8,4,Ce),new Ee(4,5,16,8,Ce),new Ee(4,6,32,32,Ce),new Ee(4,4,16,16,Me),new Ee(8,16,32,32,Me),new Ee(8,16,128,128,Me),new Ee(8,32,128,256,Me),new Ee(32,128,258,1024,Me),new Ee(32,258,258,4096,Me)];function Ie(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ae,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),fe(this.dyn_ltree),fe(this.dyn_dtree),fe(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),fe(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new 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t===J&&((i=e.state).window_size=2*i.w_size,fe(i.head),i.max_lazy_match=Fe[i.level].max_lazy,i.good_match=Fe[i.level].good_length,i.nice_match=Fe[i.level].nice_length,i.max_chain_length=Fe[i.level].max_chain,i.strstart=0,i.block_start=0,i.lookahead=0,i.insert=0,i.match_length=i.prev_length=2,i.match_available=0,i.ins_h=0),t},Re=(e,t,i,s,r,o)=>{if(!e)return Z;let n=1;if(t===ee&&(t=6),s<0?(n=0,s=-s):s>15&&(n=2,s-=16),r<1||r>9||i!==ae||s<8||s>15||t<0||t>9||o<0||o>re||8===s&&1!==n)return de(e,Z);8===s&&(s=9);const a=new Ie;return e.state=a,a.strm=e,a.status=he,a.wrap=n,a.gzhead=null,a.w_bits=s,a.w_size=1<<a.w_bits,a.w_mask=a.w_size-1,a.hash_bits=r+7,a.hash_size=1<<a.hash_bits,a.hash_mask=a.hash_size-1,a.hash_shift=~~((a.hash_bits+3-1)/3),a.window=new Uint8Array(2*a.w_size),a.head=new Uint16Array(a.hash_size),a.prev=new Uint16Array(a.w_size),a.lit_bufsize=1<<r+6,a.pending_buf_size=4*a.lit_bufsize,a.pending_buf=new Uint8Array(a.pending_buf_size),a.sym_buf=a.lit_bufsize,a.sym_end=3*(a.lit_bufsize-1),a.level=t,a.strategy=o,a.method=i,Te(e)};var Le=Re,Ue=(e,t)=>De(e)||2!==e.state.wrap?Z:(e.state.gzhead=t,J),ke=(e,t)=>{if(De(e)||t>X||t<0)return e?de(e,Z):Z;const i=e.state;if(!e.output||0!==e.avail_in&&!e.input||i.status===ue&&t!==K)return de(e,0===e.avail_out?$:Z);const s=i.last_flush;if(i.last_flush=t,0!==i.pending){if(_e(e),0===e.avail_out)return i.last_flush=-1,J}else if(0===e.avail_in&&pe(t)<=pe(s)&&t!==K)return de(e,$);if(i.status===ue&&0!==e.avail_in)return de(e,$);if(i.status===he&&0===i.wrap&&(i.status=ce),i.status===he){let t=ae+(i.w_bits-8<<4)<<8,s=-1;if(s=i.strategy>=ie||i.level<2?0:i.level<6?1:6===i.level?2:3,t|=s<<6,0!==i.strstart&&(t|=32),t+=31-t%31,ye(i,t),0!==i.strstart&&(ye(i,e.adler>>>16),ye(i,65535&e.adler)),e.adler=1,i.status=ce,_e(e),0!==i.pending)return i.last_flush=-1,J}if(57===i.status)if(e.adler=0,be(i,31),be(i,139),be(i,8),i.gzhead)be(i,(i.gzhead.text?1:0)+(i.gzhead.hcrc?2:0)+(i.gzhead.extra?4:0)+(i.gzhead.name?8:0)+(i.gzhead.comment?16:0)),be(i,255&i.gzhead.time),be(i,i.gzhead.time>>8&255),be(i,i.gzhead.time>>16&255),be(i,i.gzhead.time>>24&255),be(i,9===i.level?2:i.strategy>=ie||i.level<2?4:0),be(i,255&i.gzhead.os),i.gzhead.extra&&i.gzhead.extra.length&&(be(i,255&i.gzhead.extra.length),be(i,i.gzhead.extra.length>>8&255)),i.gzhead.hcrc&&(e.adler=U(e.adler,i.pending_buf,i.pending,0)),i.gzindex=0,i.status=69;else if(be(i,0),be(i,0),be(i,0),be(i,0),be(i,0),be(i,9===i.level?2:i.strategy>=ie||i.level<2?4:0),be(i,3),i.status=ce,_e(e),0!==i.pending)return i.last_flush=-1,J;if(69===i.status){if(i.gzhead.extra){let t=i.pending,s=(65535&i.gzhead.extra.length)-i.gzindex;for(;i.pending+s>i.pending_buf_size;){let r=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+r),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>t&&(e.adler=U(e.adler,i.pending_buf,i.pending-t,t)),i.gzindex+=r,_e(e),0!==i.pending)return i.last_flush=-1,J;t=0,s-=r}let r=new Uint8Array(i.gzhead.extra);i.pending_buf.set(r.subarray(i.gzindex,i.gzindex+s),i.pending),i.pending+=s,i.gzhead.hcrc&&i.pending>t&&(e.adler=U(e.adler,i.pending_buf,i.pending-t,t)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){let t,s=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s)),_e(e),0!==i.pending)return i.last_flush=-1,J;s=0}t=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,be(i,t)}while(0!==t);i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){let t,s=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s)),_e(e),0!==i.pending)return i.last_flush=-1,J;s=0}t=i.gzindex<i.gzhead.comment.length?255&i.gzhead.comment.charCodeAt(i.gzindex++):0,be(i,t)}while(0!==t);i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s))}i.status=103}if(103===i.status){if(i.gzhead.hcrc){if(i.pending+2>i.pending_buf_size&&(_e(e),0!==i.pending))return i.last_flush=-1,J;be(i,255&e.adler),be(i,e.adler>>8&255),e.adler=0}if(i.status=ce,_e(e),0!==i.pending)return i.last_flush=-1,J}if(0!==e.avail_in||0!==i.lookahead||t!==G&&i.status!==ue){let s=0===i.level?Pe(i,t):i.strategy===ie?((e,t)=>{let i;for(;;){if(0===e.lookahead&&(we(e),0===e.lookahead)){if(t===G)return 1;break}if(e.match_length=0,i=H(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,i&&(ve(e,!1),0===e.strm.avail_out))return 1}return 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1:F.primitiveName="surface",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryColors=p.subarray(P[r],l?p.length:P[r+1]),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 4:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=MM(F.geometryPositions,g.subarray(M[r],l?g.length:M[r+1])),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length),F.transformedAndRecompressedPositions=new Uint16Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,W[A]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=F.transformedAndRecompressedPositions;for(let i=0,s=e.length;i<s;i+=3)wM[0]=e[i+0],wM[1]=e[i+1],wM[2]=e[i+2],wM[3]=1,d.transformVec4(a,wM,PM),Yt.compressPosition(PM,z,wM),t[i+0]=wM[0],t[i+1]=wM[1],t[i+2]=wM[2];s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:_,color:T,metallic:L,roughness:O,opacity:R})),U.push(Q)}else k[A]||(s.createGeometry({id:A,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),k[A]=!0),s.createMesh(y.apply(H,{id:Q,geometryId:A,textureSetId:h,matrix:a,color:T,metallic:L,roughness:O,opacity:R,origin:G})),U.push(Q)}else{let e,t,i,o,n,a,A,d=!1;switch(x[r]){case 0:e="solid",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 1:e="surface",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 2:e="points",t=c.subarray(B[r],l?c.length:B[r+1]),n=p.subarray(P[r],l?p.length:P[r+1]),d=t.length>0;break;case 3:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),d=t.length>0&&a.length>0;break;case 4:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=MM(t,g.subarray(M[r],l?g.length:M[r+1])),d=t.length>0&&a.length>0;break;default:continue}d&&(s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:e,positionsCompressed:t,normalsCompressed:i,uv:o&&o.length>0?o:null,colorsCompressed:n,indices:a,edgeIndices:A,positionsDecodeMatrix:_,color:T,metallic:L,roughness:O,opacity:R})),U.push(Q))}}U.length>0&&s.createEntity(y.apply(Q,{id:l,isObject:!0,meshIds:U}))}}}(e,t,a,s,r,o)}},FM=d.vec4(),IM=d.vec4();const DM=function(){const e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();function SM(e,t){const i=[];if(t.length>1)for(let e=0,s=t.length-1;e<s;e++)i.push(t[e]),i.push(t[e+1]);else if(e.length>1)for(let t=0,s=e.length/3-1;t<s;t++)i.push(t),i.push(t+1);return i}!function(){const e=document.createElement("canvas"),t=e.getContext("2d")}();const TM={version:11,parseArrayBuffer:function(e,t,i,s,r,o){const n=function(e){const t=function(){const e=new ArrayBuffer(2);return new Uint16Array(e)[0]=1,1!==new Uint8Array(e)[0]}(),i=function(){let i=0;const s=new DataView(e);return function(r){const o=1+2*i++,n=s.getUint32(4*o,!0),a=s.getUint32(4*(o+1),!0),l=r.BYTES_PER_ELEMENT;if(t&&l>1){const t=new Uint8Array(e,n,a),i=l/2,s=t.length/l;for(let e=0;e<s;e++){const s=e*l;for(let e=0;e<i;e++){const i=s+e,r=s-e+l-1,o=t[i];t[i]=t[r],t[r]=o}}}return new r(e,n,a/l)}}(),s=function(){const e=new TextDecoder;return()=>JSON.parse(e.decode(i(Uint8Array)))}();return{metadata:s(),textureData:i(Uint8Array),eachTextureDataPortion:i(Uint32Array),eachTextureAttributes:i(Uint16Array),positions:i(Uint16Array),normals:i(Int8Array),colors:i(Uint8Array),uvs:i(Float32Array),indices:i(Uint32Array),edgeIndices:i(Uint32Array),eachTextureSetTextures:i(Int32Array),matrices:i(Float32Array),reusedGeometriesDecodeMatrix:i(Float32Array),eachGeometryPrimitiveType:i(Uint8Array),eachGeometryPositionsPortion:i(Uint32Array),eachGeometryNormalsPortion:i(Uint32Array),eachGeometryColorsPortion:i(Uint32Array),eachGeometryUVsPortion:i(Uint32Array),eachGeometryIndicesPortion:i(Uint32Array),eachGeometryEdgeIndicesPortion:i(Uint32Array),eachMeshGeometriesPortion:i(Uint32Array),eachMeshMatricesPortion:i(Uint32Array),eachMeshTextureSet:i(Int32Array),eachMeshMaterialAttributes:i(Uint8Array),eachEntityId:s(),eachEntityMeshesPortion:i(Uint32Array),eachTileAABB:i(Float64Array),eachTileEntitiesPortion:i(Uint32Array)}}(i);!function(e,t,i,s,r,o){const n=o.getNextId(),a=i.metadata,l=i.textureData,A=i.eachTextureDataPortion,h=i.eachTextureAttributes,c=i.positions,u=i.normals,p=i.colors,f=i.uvs,g=i.indices,m=i.edgeIndices,_=i.eachTextureSetTextures,v=i.matrices,b=i.reusedGeometriesDecodeMatrix,x=i.eachGeometryPrimitiveType,B=i.eachGeometryPositionsPortion,w=i.eachGeometryNormalsPortion,P=i.eachGeometryColorsPortion,C=i.eachGeometryUVsPortion,M=i.eachGeometryIndicesPortion,E=i.eachGeometryEdgeIndicesPortion,F=i.eachMeshGeometriesPortion,I=i.eachMeshMatricesPortion,D=i.eachMeshTextureSet,S=i.eachMeshMaterialAttributes,T=i.eachEntityId,R=i.eachEntityMeshesPortion,L=i.eachTileAABB,U=i.eachTileEntitiesPortion,k=A.length,O=_.length/5,N=B.length,Q=F.length,V=R.length,H=U.length;r&&r.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(let e=0;e<k;e++){const t=e===k-1,i=A[e],r=t?l.length:A[e+1],o=r-i>0,a=9*e,c=1===h[a+0],u=h[a+1];h[a+2],h[a+3];const d=h[a+4],p=h[a+5],f=h[a+6],g=h[a+7],m=h[a+8];if(o){const t=new Uint8Array(l.subarray(i,r)).buffer,o=`${n}-texture-${e}`;if(c)s.createTexture({id:o,buffers:[t],minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m});else{const e=new Blob([t],{type:10001===u?"image/jpeg":10002===u?"image/png":"image/gif"}),i=(window.URL||window.webkitURL).createObjectURL(e),r=document.createElement("img");r.src=i,s.createTexture({id:o,image:r,minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m})}}}for(let e=0;e<O;e++){const t=5*e,i=`${n}-textureSet-${e}`,r=_[t+0],o=_[t+1],a=_[t+2],l=_[t+3],A=_[t+4];s.createTextureSet({id:i,colorTextureId:r>=0?`${n}-texture-${r}`:null,normalsTextureId:a>=0?`${n}-texture-${a}`:null,metallicRoughnessTextureId:o>=0?`${n}-texture-${o}`:null,emissiveTextureId:l>=0?`${n}-texture-${l}`:null,occlusionTextureId:A>=0?`${n}-texture-${A}`:null})}const j=new Uint32Array(N);for(let e=0;e<Q;e++){const t=F[e];void 0!==j[t]?j[t]++:j[t]=1}const G=d.vec3(),z=d.AABB3(),W={};for(let i=0;i<H;i++){const r=i===H-1,a=U[i],l=r?V-1:U[i+1]-1,A=6*i,h=L.subarray(A,A+6);d.getAABB3Center(h,G),z[0]=h[0]-G[0],z[1]=h[1]-G[1],z[2]=h[2]-G[2],z[3]=h[3]-G[0],z[4]=h[4]-G[1],z[5]=h[5]-G[2];const _=Yt.createPositionsDecodeMatrix(z),k={};for(let r=a;r<=l;r++){const a=T[r],l=t.globalizeObjectIds?d.globalizeObjectId(s.id,a):a,A=r===V-1,h=R[r],L=A?F.length-1:R[r+1]-1,U=[],O=e.metaScene.metaObjects[l],Q={},H={};if(O){if(t.excludeTypesMap&&O.type&&t.excludeTypesMap[O.type])continue;if(t.includeTypesMap&&O.type&&!t.includeTypesMap[O.type])continue;const e=t.objectDefaults?t.objectDefaults[O.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(Q.visible=!1),!1===e.pickable&&(Q.pickable=!1),e.colorize&&(H.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(H.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(H.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(H.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=h;e<=L;e++){const r=F[e],a=j[r]>1,l=r===N-1,A=D[e],h=A>=0?`${n}-textureSet-${A}`:null,T=DM(S.subarray(6*e,6*e+3)),R=S[6*e+3]/255,L=S[6*e+4]/255,O=S[6*e+5]/255,Q=o.getNextId();if(a){const o=I[e],a=v.slice(o,o+16),A=`${n}-geometry.${i}.${r}`;let F=W[A];if(!F){F={batchThisMesh:!t.reuseGeometries};let e=!1;switch(x[r]){case 0:F.primitiveName="solid",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 1:F.primitiveName="surface",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryColors=p.subarray(P[r],l?p.length:P[r+1]),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 4:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=SM(F.geometryPositions,g.subarray(M[r],l?g.length:M[r+1])),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length),F.transformedAndRecompressedPositions=new Uint16Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,W[A]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=F.transformedAndRecompressedPositions;for(let i=0,s=e.length;i<s;i+=3)FM[0]=e[i+0],FM[1]=e[i+1],FM[2]=e[i+2],FM[3]=1,d.transformVec4(a,FM,IM),Yt.compressPosition(IM,z,FM),t[i+0]=FM[0],t[i+1]=FM[1],t[i+2]=FM[2];s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:_,color:T,metallic:L,roughness:O,opacity:R})),U.push(Q)}else k[A]||(s.createGeometry({id:A,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),k[A]=!0),s.createMesh(y.apply(H,{id:Q,geometryId:A,textureSetId:h,matrix:a,color:T,metallic:L,roughness:O,opacity:R,origin:G})),U.push(Q)}else{let e,t,i,o,n,a,A,d=!1;switch(x[r]){case 0:e="solid",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 1:e="surface",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 2:e="points",t=c.subarray(B[r],l?c.length:B[r+1]),n=p.subarray(P[r],l?p.length:P[r+1]),d=t.length>0;break;case 3:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),d=t.length>0&&a.length>0;break;case 4:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=SM(t,g.subarray(M[r],l?g.length:M[r+1])),d=t.length>0&&a.length>0;break;default:continue}d&&(s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:e,positionsCompressed:t,normalsCompressed:i,uv:o&&o.length>0?o:null,colorsCompressed:n,indices:a,edgeIndices:A,positionsDecodeMatrix:_,color:T,metallic:L,roughness:O,opacity:R})),U.push(Q))}}U.length>0&&s.createEntity(y.apply(Q,{id:l,isObject:!0,meshIds:U}))}}}(e,t,n,s,r,o)}},RM={};RM[WC.version]=WC,RM[JC.version]=JC,RM[qC.version]=qC,RM[tM.version]=tM,RM[rM.version]=rM,RM[aM.version]=aM,RM[cM.version]=cM,RM[mM.version]=mM,RM[xM.version]=xM,RM[EM.version]=EM,RM[TM.version]=TM;class LM extends z{constructor(e,t={}){super("XKTLoader",e,t),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this.textureTranscoder=t.textureTranscoder,this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,this.reuseGeometries=t.reuseGeometries}get supportedVersions(){return Object.keys(RM)}get textureTranscoder(){return this._textureTranscoder}set textureTranscoder(e){this._textureTranscoder=e}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new HC}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||HP}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}get reuseGeometries(){return this._reuseGeometries}set reuseGeometries(e){this._reuseGeometries=!1!==e}load(e={}){if(e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id),!(e.src||e.xkt||e.manifestSrc||e.manifest))return this.error("load() param expected: src, xkt, manifestSrc or manifestData"),o;const t={},i=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t.reuseGeometries=null!==e.reuseGeometries&&void 0!==e.reuseGeometries?e.reuseGeometries:!1!==this._reuseGeometries,i){t.includeTypesMap={};for(let e=0,s=i.length;e<s;e++)t.includeTypesMap[i[e]]=!0}if(s){t.excludeTypesMap={};for(let e=0,i=s.length;e<i;e++)t.excludeTypesMap[s[e]]=!0}r&&(t.objectDefaults=r),t.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,t.globalizeObjectIds=void 0!==e.globalizeObjectIds&&null!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds;const o=new Gc(this.viewer.scene,y.apply(e,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:e.origin,disableVertexWelding:e.disableVertexWelding||!1,disableIndexRebucketing:e.disableIndexRebucketing||!1,dtxEnabled:e.dtxEnabled,renderOrder:e.renderOrder})),n=o.id,a=new Nd({metaScene:this.viewer.metaScene,id:n});this.viewer.scene.canvas.spinner.processes++;const 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e.metaModelData&&(a.loadData(e.metaModelData,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,e,t,o,null,c,l,A):(this._parseModel(e.xkt,e,t,o,null,c),l()));else if(e.src)this._loadModel(e.src,e,t,o,a,c,l,A);else if(e.xkt)this._parseModel(e.xkt,e,t,o,a,c),l();else if(e.manifestSrc||e.manifest){const r=e.manifestSrc?function(e){const t=e.split("/");return t.pop(),t.join("/")+"/"}(e.manifestSrc):"",n=(e,n,l)=>{let A=0;const h=()=>{o.destroyed||A>=e.length?n():this._dataSource.getMetaModel(`${r}${e[A]}`,(e=>{a.loadData(e,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),A++,this.scheduleTask(h,200)}),l)};h()},h=(i,s,n)=>{let a=0;const l=()=>{o.destroyed||a>=i.length?s():this._dataSource.getXKT(`${r}${i[a]}`,(i=>{this._parseModel(i,e,t,o,null,c),o.preFinalize(),a++,this.scheduleTask(l,200)}),n)};l()},u=(i,s,n)=>{let l=0;const 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XMLHttpRequest;s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}class qM extends z{constructor(e,t={}){if(super("ifcLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,!t.WebIFC)throw"Parameter expected: WebIFC";if(!t.IfcAPI)throw"Parameter expected: IfcAPI";this._webIFC=t.WebIFC,this._ifcAPI=t.IfcAPI}get supportedVersions(){return["2x3","4"]}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new ZM}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||HP}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0}));if(!e.src&&!e.ifc)return this.error("load() param expected: src or IFC"),t;const i={autoNormals:!0};if(!1!==e.loadMetadata){const t=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t){i.includeTypesMap={};for(let e=0,s=t.length;e<s;e++)i.includeTypesMap[t[e]]=!0}if(s){i.excludeTypesMap={};for(let e=0,t=s.length;e<t;e++)i.excludeTypesMap[s[e]]=!0}r&&(i.objectDefaults=r),i.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds}try{e.src?this._loadModel(e.src,e,i,t):this._parseModel(e.ifc,e,i,t)}catch(e){this.error(e),t.fire("error",e)}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getIFC(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=t.stats||{};if(r.sourceFormat="IFC",r.schemaVersion="",r.title="",r.author="",r.created="",r.numMetaObjects=0,r.numPropertySets=0,r.numObjects=0,r.numGeometries=0,r.numTriangles=0,r.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";const o=new Uint8Array(e),n=this._ifcAPI.OpenModel(o),a=this._ifcAPI.GetModelSchema(n),l=this._ifcAPI.GetLineIDsWithType(n,this._webIFC.IFCPROJECT).get(0),A=!1!==t.loadMetadata,h={modelID:n,modelSchema:a,sceneModel:s,loadMetadata:A,metadata:A?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:r};if(A){if(i.includeTypes){h.includeTypes={};for(let e=0,t=i.includeTypes.length;e<t;e++)h.includeTypes[i.includeTypes[e]]=!0}if(i.excludeTypes){h.excludeTypes={};for(let e=0,t=i.excludeTypes.length;e<t;e++)h.excludeTypes[i.excludeTypes[e]]=!0}this._parseMetaObjects(h),this._parsePropertySets(h)}if(this._parseGeometry(h),s.finalize(),A){const e=s.id;this.viewer.metaScene.createMetaModel(e,h.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_parseMetaObjects(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}_parseSpatialChildren(e,t,i){const s=this._ifcAPI.GetNameFromTypeCode(t.type);if(e.includeTypes&&!e.includeTypes[s])return;if(e.excludeTypes&&e.excludeTypes[s])return;this._createMetaObject(e,t,i);const r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}_createMetaObject(e,t,i){const s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),o={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(o),e.metaObjects[s]=o,e.stats.numMetaObjects++}_parseRelatedItemsOfType(e,t,i,s,r,o){const n=this._ifcAPI.GetLineIDsWithType(e.modelID,r);for(let r=0;r<n.size();r++){const a=n.get(r),l=this._ifcAPI.GetLine(e.modelID,a),A=l[i];let h=!1;if(Array.isArray(A)){h=A.map((e=>e.value)).includes(t)}else h=A.value===t;if(h){const t=l[s];if(Array.isArray(t))t.forEach((t=>{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}));else{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}}}}_parsePropertySets(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(let i=0;i<t.size();i++){let s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){const t=r.RelatingPropertyDefinition;if(!t)continue;const i=t.GlobalId.value,s=t.HasProperties;if(s&&s.length>0){const o="Default",n=t.Name.value,a=[];for(let e=0,t=s.length;e<t;e++){const t=s[e],i=t.Name,r=t.NominalValue;if(i&&r){const e={name:i.value,type:r.type,value:r.value,valueType:r.valueType};t.Description?e.description=t.Description.value:r.description&&(e.description=r.description),a.push(e)}}const l={id:i,type:o,name:n,properties:a};e.metadata.propertySets.push(l),e.stats.numPropertySets++;const A=r.RelatedObjects;if(!A||0===A.length)return;for(let t=0,s=A.length;t<s;t++){const s=A[t].GlobalId.value,r=e.metaObjects[s];r&&(r.propertySetIds||(r.propertySetIds=[]),r.propertySetIds.push(i))}}}}}_parseGeometry(e){this._ifcAPI.StreamAllMeshes(e.modelID,(t=>{const i=t.expressID,s=t.geometries,r=[],o=this._ifcAPI.GetLine(e.modelID,i).GlobalId.value;if(e.loadMetadata){const t=o,i=e.metaObjects[t];if(e.includeTypes&&(!i||!e.includeTypes[i.type]))return;if(e.excludeTypes&&(!i||e.excludeTypes[i.type]))return}const n=d.mat4(),a=d.vec3();for(let t=0,i=s.size();t<i;t++){const i=s.get(t),o=this._ifcAPI.GetGeometry(e.modelID,i.geometryExpressID),l=this._ifcAPI.GetVertexArray(o.GetVertexData(),o.GetVertexDataSize()),A=this._ifcAPI.GetIndexArray(o.GetIndexData(),o.GetIndexDataSize()),h=new Float64Array(l.length/2),c=new Float32Array(l.length/2);for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)h[t+0]=l[6*e+0],h[t+1]=l[6*e+1],h[t+2]=l[6*e+2];n.set(i.flatTransformation),d.transformPositions3(n,h);const u=Z(h,h,a);if(!e.options.autoNormals)for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)c[t+0]=l[6*e+3],c[t+1]=l[6*e+4],c[t+2]=l[6*e+5];e.stats.numGeometries++,e.stats.numVertices+=h.length/3,e.stats.numTriangles+=A.length/3;const p="mesh"+e.nextId++;e.sceneModel.createMesh({id:p,primitive:"triangles",origin:u?a:null,positions:h,normals:e.options.autoNormals?null:c,indices:A,color:[i.color.x,i.color.y,i.color.z],opacity:i.color.w}),r.push(p)}const l=e.options.globalizeObjectIds?d.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:l,meshIds:r,isObject:!0}),e.stats.numObjects++}))}}class $M{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getLAS(e,t,i){e=this._cacheBusterURL(e);var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}const eE={name:"LAS",id:"las",module:"las",version:"3.2.6",worker:!0,extensions:["las","laz"],mimeTypes:["application/octet-stream"],text:!0,binary:!0,tests:["LAS"],options:{las:{shape:"mesh",fp64:!1,skip:1,colorDepth:8}}},tE=[{item:"FileSignature",format:"char",size:4},{item:"FileSoureceID",format:"uShort",size:2},{item:"GlobalEncoding",format:"uShort",size:2},{item:"ProjectID1",format:"notUsed",size:4},{item:"ProjectID2",format:"notUsed",size:2},{item:"ProjectID3",format:"notUsed",size:2},{item:"ProjectID4",format:"notUsed",size:8},{item:"VersionMajor",format:"uChar",size:1},{item:"VersionMinor",format:"uChar",size:1},{item:"SystemIdentifier",format:"char",size:32},{item:"GeneratingSoftware",format:"char",size:32},{item:"CreationDay",format:"uShort",size:2},{item:"CreationYear",format:"uShort",size:2},{item:"HeaderSize",format:"uShort",size:2},{item:"OffsetToPointData",format:"uLong",size:4},{item:"NumberOfVariableLengthRecords",format:"uLong",size:4},{item:"PointDataFormatID",format:"uChar",size:1},{item:"PointDataRecordLength",format:"uShort",size:2},{item:"NumberOfPoints",format:"uLong",size:4},{item:"NumberOfPointByReturn",format:"uLong",size:20},{item:"ScaleFactorX",format:"double",size:8},{item:"ScaleFactorY",format:"double",size:8},{item:"ScaleFactorZ",format:"double",size:8},{item:"OffsetX",format:"double",size:8},{item:"OffsetY",format:"double",size:8},{item:"OffsetZ",format:"double",size:8},{item:"MaxX",format:"double",size:8},{item:"MinX",format:"double",size:8},{item:"MaxY",format:"double",size:8},{item:"MinY",format:"double",size:8},{item:"MaxZ",format:"double",size:8},{item:"MinZ",format:"double",size:8}],iE=[{item:"Reserved",format:"uShort",size:2},{item:"UserId",format:"char",size:16},{item:"RecordId",format:"uShort",size:2},{item:"RecordLengthAfterHeader",format:"uShort",size:2},{item:"Description",format:"char",size:32}],sE=e=>{let t=0,i=0,s=0;const r=new DataView(e),o=new Uint8Array(6e3),n=({item:s,format:o,size:n})=>{let a,l;switch(o){case"char":return l=new Uint8Array(e,t,n),t+=n,a=oE(l),[s,a];case"uShort":return a=r.getUint16(t,!0),t+=n,[s,a];case"uLong":return a=r.getUint32(t,!0),"NumberOfVariableLengthRecords"===s&&(i=a),t+=n,[s,a];case"uChar":return a=r.getUint8(t),t+=n,[s,a];case"double":return a=r.getFloat64(t,!0),t+=n,[s,a];default:t+=n}};return(()=>{const e={};tE.forEach((t=>{const i=n({...t});if(void 0!==i){if("FileSignature"===i[0]&&"LASF"!==i[1])throw new Error("Ivalid FileSignature. Is this a LAS/LAZ file");e[i[0]]=i[1]}}));const r=[];let a=i;for(;a--;){const e={};iE.forEach((i=>{const r=n({...i});e[r[0]]=r[1],"UserId"===r[0]&&"LASF_Projection"===r[1]&&(s=t-18+54)})),r.push(e)}const l=(e=>{if(void 0===e)return;const t=s+e.RecordLengthAfterHeader,i=o.slice(s,t),r=rE(i),n=new DataView(r);let a=6,l=Number(n.getUint16(a,!0));const A=[];for(;l--;){const e={};e.key=n.getUint16(a+=2,!0),e.tiffTagLocation=n.getUint16(a+=2,!0),e.count=n.getUint16(a+=2,!0),e.valueOffset=n.getUint16(a+=2,!0),A.push(e)}const h=A.find((e=>3072===e.key));if(h&&h.hasOwnProperty("valueOffset"))return h.valueOffset})(r.find((e=>"LASF_Projection"===e.UserId)));return l&&(e.epsg=l),e})()},rE=e=>{let t=new ArrayBuffer(e.length),i=new Uint8Array(t);for(let t=0;t<e.length;++t)i[t]=e[t];return t},oE=e=>{let t="";return e.forEach((e=>{let i=String.fromCharCode(e);"\0"!==i&&(t+=i)})),t.trim()};class nE extends z{constructor(e,t={}){super("lasLoader",e,t),this.dataSource=t.dataSource,this.skip=t.skip,this.fp64=t.fp64,this.colorDepth=t.colorDepth}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new $M}get skip(){return this._skip}set skip(e){this._skip=e||1}get fp64(){return this._fp64}set fp64(e){this._fp64=!!e}get colorDepth(){return this._colorDepth}set colorDepth(e){this._colorDepth=e||"auto"}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0}));if(!e.src&&!e.las)return this.error("load() param expected: src or las"),t;const i={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.las,e,i,t).then((()=>{s.processes--}),(e=>{s.processes--,this.error(e),t.fire("error",e)}))}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getLAS(t.src,(e=>{this._parseModel(e,t,i,s).then((()=>{r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){function r(e){const i=e.value;if(t.rotateX&&i)for(let e=0,t=i.length;e<t;e+=3){const t=i[e+1];i[e+1]=i[e+2],i[e+2]=t}return i}function o(e,t){const i=e.value,s=e.size,r=t.value,o=4*r.length,n=new Uint8Array(o);for(let e=0,t=0,o=0,a=r.length;e<a;e++,o+=s,t+=4)n[t+0]=i[o+0],n[t+1]=i[o+1],n[t+2]=i[o+2],n[t+3]=Math.round(r[e]/65536*255);return n}function n(e){const t=e.value,i=4*t.length,s=new Uint8Array(i);for(let e=0,i=0,r=t.length;e<r;e++,i+=4)s[i+0]=0,s[i+1]=0,s[i+2]=0,s[i+3]=Math.round(t[e]/65536*255);return s}return new Promise(((a,l)=>{if(s.destroyed)return void l();const A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{const A=sE(e);eB(e,eE,i).then((e=>{const h=e.attributes,c=e.loaderData,u=void 0!==c.pointsFormatId?c.pointsFormatId:-1;if(!h.POSITION)return s.finalize(),void l("No positions found in file");let p,f;switch(u){case 0:p=r(h.POSITION),f=n(h.intensity);break;case 1:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=n(h.intensity);break;case 2:case 3:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=o(h.COLOR_0,h.intensity)}const g=aE(p,15e5),m=aE(f,2e6),_=[];for(let e=0,t=g.length;e<t;e++){const t=`pointsMesh${e}`;_.push(t),s.createMesh({id:t,primitive:"points",positions:g[e],colorsCompressed:e<m.length?m[e]:null})}const v=t.entityId||d.createUUID();if(s.createEntity({id:v,meshIds:_,isObject:!0}),s.finalize(),t.metaModelJSON){const e=s.id;this.viewer.metaScene.createMetaModel(e,t.metaModelJSON,i)}else if(!1!==t.loadMetadata){const e=d.createUUID(),t={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:e,name:"Model",type:"Model"},{id:v,name:"PointCloud (LAS)",type:"PointCloud",parent:e,attributes:A||{}}],propertySets:[]},r=s.id;this.viewer.metaScene.createMetaModel(r,t,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))})),a()}))}catch(e){s.finalize(),l(e)}}))}}function aE(e,t){if(t>=e.length)return[e];let i=[];for(let s=0;s<e.length;s+=t)i.push(e.slice(s,s+t));return i}class lE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getCityJSON(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}function AE(e,t,i){i=i||2;var s,r,o,n,a,l,A,h=t&&t.length,c=h?t[0]*i:e.length,u=hE(e,0,c,i,!0),d=[];if(!u||u.next===u.prev)return d;if(h&&(u=function(e,t,i,s){var r,o,n,a=[];for(r=0,o=t.length;r<o;r++)(n=hE(e,t[r]*s,r<o-1?t[r+1]*s:e.length,s,!1))===n.next&&(n.steiner=!0),a.push(yE(n));for(a.sort(mE),r=0;r<a.length;r++)_E(a[r],i),i=cE(i,i.next);return i}(e,t,u,i)),e.length>80*i){s=o=e[0],r=n=e[1];for(var p=i;p<c;p+=i)(a=e[p])<s&&(s=a),(l=e[p+1])<r&&(r=l),a>o&&(o=a),l>n&&(n=l);A=0!==(A=Math.max(o-s,n-r))?1/A:0}return uE(u,d,i,s,r,A),d}function hE(e,t,i,s,r){var o,n;if(r===RE(e,t,i,s)>0)for(o=t;o<i;o+=s)n=DE(o,e[o],e[o+1],n);else for(o=i-s;o>=t;o-=s)n=DE(o,e[o],e[o+1],n);return n&&PE(n,n.next)&&(SE(n),n=n.next),n}function cE(e,t){if(!e)return e;t||(t=e);var i,s=e;do{if(i=!1,s.steiner||!PE(s,s.next)&&0!==wE(s.prev,s,s.next))s=s.next;else{if(SE(s),(s=t=s.prev)===s.next)break;i=!0}}while(i||s!==t);return t}function uE(e,t,i,s,r,o,n){if(e){!n&&o&&function(e,t,i,s){var r=e;do{null===r.z&&(r.z=bE(r.x,r.y,t,i,s)),r.prevZ=r.prev,r.nextZ=r.next,r=r.next}while(r!==e);r.prevZ.nextZ=null,r.prevZ=null,function(e){var t,i,s,r,o,n,a,l,A=1;do{for(i=e,e=null,o=null,n=0;i;){for(n++,s=i,a=0,t=0;t<A&&(a++,s=s.nextZ);t++);for(l=A;a>0||l>0&&s;)0!==a&&(0===l||!s||i.z<=s.z)?(r=i,i=i.nextZ,a--):(r=s,s=s.nextZ,l--),o?o.nextZ=r:e=r,r.prevZ=o,o=r;i=s}o.nextZ=null,A*=2}while(n>1)}(r)}(e,s,r,o);for(var a,l,A=e;e.prev!==e.next;)if(a=e.prev,l=e.next,o?pE(e,s,r,o):dE(e))t.push(a.i/i),t.push(e.i/i),t.push(l.i/i),SE(e),e=l.next,A=l.next;else if((e=l)===A){n?1===n?uE(e=fE(cE(e),t,i),t,i,s,r,o,2):2===n&&gE(e,t,i,s,r,o):uE(cE(e),t,i,s,r,o,1);break}}}function dE(e){var t=e.prev,i=e,s=e.next;if(wE(t,i,s)>=0)return!1;for(var 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r=s.prev,o=s.next.next;!PE(r,o)&&CE(r,s,s.next,o)&&FE(r,o)&&FE(o,r)&&(t.push(r.i/i),t.push(s.i/i),t.push(o.i/i),SE(s),SE(s.next),s=e=o),s=s.next}while(s!==e);return cE(s)}function gE(e,t,i,s,r,o){var n=e;do{for(var a=n.next.next;a!==n.prev;){if(n.i!==a.i&&BE(n,a)){var l=IE(n,a);return n=cE(n,n.next),l=cE(l,l.next),uE(n,t,i,s,r,o),void uE(l,t,i,s,r,o)}a=a.next}n=n.next}while(n!==e)}function mE(e,t){return e.x-t.x}function _E(e,t){if(t=function(e,t){var i,s=t,r=e.x,o=e.y,n=-1/0;do{if(o<=s.y&&o>=s.next.y&&s.next.y!==s.y){var a=s.x+(o-s.y)*(s.next.x-s.x)/(s.next.y-s.y);if(a<=r&&a>n){if(n=a,a===r){if(o===s.y)return s;if(o===s.next.y)return s.next}i=s.x<s.next.x?s:s.next}}s=s.next}while(s!==t);if(!i)return null;if(r===n)return i;var l,A=i,h=i.x,c=i.y,u=1/0;s=i;do{r>=s.x&&s.x>=h&&r!==s.x&&xE(o<c?r:n,o,h,c,o<c?n:r,o,s.x,s.y)&&(l=Math.abs(o-s.y)/(r-s.x),FE(s,e)&&(l<u||l===u&&(s.x>i.x||s.x===i.x&&vE(i,s)))&&(i=s,u=l)),s=s.next}while(s!==A);return i}(e,t),t){var i=IE(t,e);cE(t,t.next),cE(i,i.next)}}function vE(e,t){return wE(e.prev,e,t.prev)<0&&wE(t.next,e,e.next)<0}function bE(e,t,i,s,r){return(e=1431655765&((e=858993459&((e=252645135&((e=16711935&((e=32767*(e-i)*r)|e<<8))|e<<4))|e<<2))|e<<1))|(t=1431655765&((t=858993459&((t=252645135&((t=16711935&((t=32767*(t-s)*r)|t<<8))|t<<4))|t<<2))|t<<1))<<1}function yE(e){var t=e,i=e;do{(t.x<i.x||t.x===i.x&&t.y<i.y)&&(i=t),t=t.next}while(t!==e);return i}function xE(e,t,i,s,r,o,n,a){return(r-n)*(t-a)-(e-n)*(o-a)>=0&&(e-n)*(s-a)-(i-n)*(t-a)>=0&&(i-n)*(o-a)-(r-n)*(s-a)>=0}function BE(e,t){return e.next.i!==t.i&&e.prev.i!==t.i&&!function(e,t){var i=e;do{if(i.i!==e.i&&i.next.i!==e.i&&i.i!==t.i&&i.next.i!==t.i&&CE(i,i.next,e,t))return!0;i=i.next}while(i!==e);return!1}(e,t)&&(FE(e,t)&&FE(t,e)&&function(e,t){var i=e,s=!1,r=(e.x+t.x)/2,o=(e.y+t.y)/2;do{i.y>o!=i.next.y>o&&i.next.y!==i.y&&r<(i.next.x-i.x)*(o-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==e);return s}(e,t)&&(wE(e.prev,e,t.prev)||wE(e,t.prev,t))||PE(e,t)&&wE(e.prev,e,e.next)>0&&wE(t.prev,t,t.next)>0)}function wE(e,t,i){return(t.y-e.y)*(i.x-t.x)-(t.x-e.x)*(i.y-t.y)}function PE(e,t){return e.x===t.x&&e.y===t.y}function CE(e,t,i,s){var r=EE(wE(e,t,i)),o=EE(wE(e,t,s)),n=EE(wE(i,s,e)),a=EE(wE(i,s,t));return r!==o&&n!==a||(!(0!==r||!ME(e,i,t))||(!(0!==o||!ME(e,s,t))||(!(0!==n||!ME(i,e,s))||!(0!==a||!ME(i,t,s)))))}function ME(e,t,i){return t.x<=Math.max(e.x,i.x)&&t.x>=Math.min(e.x,i.x)&&t.y<=Math.max(e.y,i.y)&&t.y>=Math.min(e.y,i.y)}function EE(e){return e>0?1:e<0?-1:0}function FE(e,t){return wE(e.prev,e,e.next)<0?wE(e,t,e.next)>=0&&wE(e,e.prev,t)>=0:wE(e,t,e.prev)<0||wE(e,e.next,t)<0}function IE(e,t){var i=new TE(e.i,e.x,e.y),s=new TE(t.i,t.x,t.y),r=e.next,o=t.prev;return e.next=t,t.prev=e,i.next=r,r.prev=i,s.next=i,i.prev=s,o.next=s,s.prev=o,s}function DE(e,t,i,s){var r=new TE(e,t,i);return s?(r.next=s.next,r.prev=s,s.next.prev=r,s.next=r):(r.prev=r,r.next=r),r}function SE(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function TE(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function RE(e,t,i,s){for(var r=0,o=t,n=i-s;o<i;o+=s)r+=(e[n]-e[o])*(e[o+1]+e[n+1]),n=o;return r}AE.deviation=function(e,t,i,s){var r=t&&t.length,o=r?t[0]*i:e.length,n=Math.abs(RE(e,0,o,i));if(r)for(var a=0,l=t.length;a<l;a++){var A=t[a]*i,h=a<l-1?t[a+1]*i:e.length;n-=Math.abs(RE(e,A,h,i))}var c=0;for(a=0;a<s.length;a+=3){var u=s[a]*i,d=s[a+1]*i,p=s[a+2]*i;c+=Math.abs((e[u]-e[p])*(e[d+1]-e[u+1])-(e[u]-e[d])*(e[p+1]-e[u+1]))}return 0===n&&0===c?0:Math.abs((c-n)/n)},AE.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},s=0,r=0;r<e.length;r++){for(var o=0;o<e[r].length;o++)for(var n=0;n<t;n++)i.vertices.push(e[r][o][n]);r>0&&(s+=e[r-1].length,i.holes.push(s))}return i};const LE=d.vec2(),UE=d.vec3(),kE=d.vec3(),OE=d.vec3();class NE extends z{constructor(e,t={}){super("cityJSONLoader",e,t),this.dataSource=t.dataSource}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new lE}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;const i={};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.cityJSON,e,i,t),s.processes--}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getCityJSON(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,o=t.stats||{};o.sourceFormat=e.type||"CityJSON",o.schemaVersion=e.version||"",o.title="",o.author="",o.created="",o.numMetaObjects=0,o.numPropertySets=0,o.numObjects=0,o.numGeometries=0,o.numTriangles=0,o.numVertices=0;const n=!1!==t.loadMetadata,a=n?{id:d.createUUID(),name:"Model",type:"Model"}:null,l=n?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,A={data:e,vertices:r,sceneModel:s,loadMetadata:n,metadata:l,rootMetaObject:a,nextId:0,stats:o};if(this._parseCityJSON(A),s.finalize(),n){const e=s.id;this.viewer.metaScene.createMetaModel(e,A.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_transformVertices(e,t,i){const s=[],r=t.scale||d.vec3([1,1,1]),o=t.translate||d.vec3([0,0,0]);for(let t=0,n=0;t<e.length;t++,n+=3){const n=e[t][0]*r[0]+o[0],a=e[t][1]*r[1]+o[1],l=e[t][2]*r[2]+o[2];i?s.push([n,l,a]):s.push([n,a,l])}return s}_parseCityJSON(e){const t=e.data.CityObjects;for(const i in t)if(t.hasOwnProperty(i)){const s=t[i];this._parseCityObject(e,s,i)}}_parseCityObject(e,t,i){const s=e.sceneModel,r=e.data;if(e.loadMetadata){const s=i,r=t.type,o=r+" : "+i,n=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:s,name:o,type:r,parent:n})}if(e.stats.numMetaObjects++,!(t.geometry&&t.geometry.length>0))return;const o=[];for(let i=0,s=t.geometry.length;i<s;i++){const s=t.geometry[i];let n,a;const l=r.appearance;if(l){const e=l.materials;if(e){const t=s.material;if(t){const s=Object.keys(t);if(s.length>0){const r=t[s[0]];if(void 0!==r.value)n=e[r.value];else{const t=r.values;if(t){a=[];for(let s=0,r=t.length;s<r;s++){const s=e[t[i]];a.push(s)}}}}}}}a?this._parseGeometrySurfacesWithOwnMaterials(e,s,a,o):this._parseGeometrySurfacesWithSharedMaterial(e,s,n,o)}o.length>0&&(s.createEntity({id:i,meshIds:o,isObject:!0}),e.stats.numObjects++)}_parseGeometrySurfacesWithOwnMaterials(e,t,i,s){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const r=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,r,s);break;case"Solid":const o=t.boundaries;for(let t=0;t<o.length;t++){const r=o[t];this._parseSurfacesWithOwnMaterials(e,i,r,s)}break;case"MultiSolid":case"CompositeSolid":const n=t.boundaries;for(let t=0;t<n.length;t++)for(let r=0;r<n[t].length;r++){const o=n[t][r];this._parseSurfacesWithOwnMaterials(e,i,o,s)}}}_parseSurfacesWithOwnMaterials(e,t,i,s){const r=e.vertices,o=e.sceneModel;for(let n=0;n<i.length;n++){const a=i[n],l=t[n]||{diffuseColor:[.8,.8,.8],transparency:1},A=[],h=[],c=[],u={positions:[],indices:[]};for(let t=0;t<a.length;t++){A.length>0&&h.push(A.length);const i=this._extractLocalIndices(e,a[t],c,u);A.push(...i)}if(3===A.length)u.indices.push(A[0]),u.indices.push(A[1]),u.indices.push(A[2]);else if(A.length>3){const e=[];for(let t=0;t<A.length;t++)e.push({x:r[c[A[t]]][0],y:r[c[A[t]]][1],z:r[c[A[t]]][2]});const t=this._getNormalOfPositions(e,d.vec3());let i=[];for(let s=0;s<e.length;s++)this._to2D(e[s],t,LE),i.unshift(LE[0]),i.unshift(LE[1]);const s=AE(i,h,2);for(let e=0;e<s.length;e+=3)u.indices.unshift(A[s[e]]),u.indices.unshift(A[s[e+1]]),u.indices.unshift(A[s[e+2]])}const p=""+e.nextId++;o.createMesh({id:p,primitive:"triangles",positions:u.positions,indices:u.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(p),e.stats.numGeometries++,e.stats.numVertices+=u.positions.length/3,e.stats.numTriangles+=u.indices.length/3}}_parseGeometrySurfacesWithSharedMaterial(e,t,i,s){const r=e.sceneModel,o=[],n={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const i=t.boundaries;this._parseSurfacesWithSharedMaterial(e,i,o,n);break;case"Solid":const s=t.boundaries;for(let t=0;t<s.length;t++){const i=s[t];this._parseSurfacesWithSharedMaterial(e,i,o,n)}break;case"MultiSolid":case"CompositeSolid":const r=t.boundaries;for(let t=0;t<r.length;t++)for(let i=0;i<r[t].length;i++){const s=r[t][i];this._parseSurfacesWithSharedMaterial(e,s,o,n)}}if(n.positions.length>0&&n.indices.length>0){const t=""+e.nextId++;r.createMesh({id:t,primitive:"triangles",positions:n.positions,indices:n.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(t),e.stats.numGeometries++,e.stats.numVertices+=n.positions.length/3,e.stats.numTriangles+=n.indices.length/3}}_parseSurfacesWithSharedMaterial(e,t,i,s){const r=e.vertices;for(let o=0;o<t.length;o++){let n=[],a=[];for(let r=0;r<t[o].length;r++){n.length>0&&a.push(n.length);const l=this._extractLocalIndices(e,t[o][r],i,s);n.push(...l)}if(3===n.length)s.indices.push(n[0]),s.indices.push(n[1]),s.indices.push(n[2]);else if(n.length>3){let e=[];for(let t=0;t<n.length;t++)e.push({x:r[i[n[t]]][0],y:r[i[n[t]]][1],z:r[i[n[t]]][2]});const t=this._getNormalOfPositions(e,d.vec3());let o=[];for(let i=0;i<e.length;i++)this._to2D(e[i],t,LE),o.unshift(LE[0]),o.unshift(LE[1]);const l=AE(o,a,2);for(let e=0;e<l.length;e+=3)s.indices.unshift(n[l[e]]),s.indices.unshift(n[l[e+1]]),s.indices.unshift(n[l[e+2]])}}}_extractLocalIndices(e,t,i,s){const r=e.vertices,o=[];for(let e=0,n=t.length;e<n;e++){const n=t[e];if(i.includes(n)){const e=i.indexOf(n);o.push(e)}else s.positions.push(r[n][0]),s.positions.push(r[n][1]),s.positions.push(r[n][2]),o.push(i.length),i.push(n)}return o}_getNormalOfPositions(e,t){for(let i=0;i<e.length;i++){let s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return d.normalizeVec3(t)}_to2D(e,t,i){const s=UE,r=kE,o=OE;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,o[0]=1.1,o[1]=1.1,o[2]=1.1;d.lenVec3(d.subVec3(o,r))<.01&&(o[0]+=1,o[1]+=2,o[2]+=3);const n=d.dotVec3(o,r),a=d.mulVec3Scalar(r,n,d.vec3());o[0]-=a[0],o[1]-=a[1],o[2]-=a[2],d.normalizeVec3(o);const l=d.cross3Vec3(r,o,d.vec3()),A=d.dotVec3(s,o),h=d.dotVec3(s,l);i[0]=A,i[1]=h}}class QE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getDotBIM(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}class VE extends z{constructor(e,t={}){super("DotBIMLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new QE}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||HP}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Gc(this.viewer.scene,y.apply(e,{isModel:!0,backfaces:e.backfaces,dtxEnabled:e.dtxEnabled,rotation:e.rotation,origin:e.origin})),i=t.id;if(!e.src&&!e.dotBIM)return this.error("load() param expected: src or dotBIM"),t;const s=e.objectDefaults||this._objectDefaults||HP;let r,o;if(e.includeTypes){r={};for(let t=0,i=e.includeTypes.length;t<i;t++)r[e.includeTypes[t]]=!0}if(e.excludeTypes){o={},r||(r={});for(let t=0,i=e.excludeTypes.length;t<i;t++)r[e.excludeTypes[t]]=!0}const n=e=>{const t=e.fileData,n=e.sceneModel,a={},l=d.createUUID(),A=d.createUUID(),h=d.createUUID(),c=d.createUUID(),u={metaObjects:[{id:l,name:"IfcProject",type:"IfcProject",parent:null},{id:A,name:"IfcSite",type:"IfcSite",parent:l},{id:h,name:"IfcBuilding",type:"IfcBuilding",parent:A},{id:c,name:"IfcBuildingStorey",type:"IfcBuildingStorey",parent:h}],propertySets:[]},p=(e,i)=>{if(a[e])return;const s=t.meshes.find((e=>e.mesh_id===i.mesh_id));n.createGeometry({id:e,primitive:"triangles",positions:s.coordinates,indices:s.indices}),a[e]=!0},f=t.elements;for(let e=0,i=f.length;e<i;e++){const i=f[e],a=i.type;if(o&&o[a])continue;if(r&&!r[a])continue;const l=i.info,A=void 0!==i.guid?`${i.guid}`:void 0!==l&&void 0!==l.id?l.id:e,h=i.mesh_id,d=i.vector,g=i.rotation,m=s?s[a]||s.DEFAULT:null;let _=!0,v=!0;if(void 0===i.face_colors){p(h,i);const e=`${A}-mesh`;let t=i.color?[i.color.r/255,i.color.g/255,i.color.b/255]:[1,1,1],s=i.color?i.color.a/255:1;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(t=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(s=m.opacity)),n.createMesh({id:e,geometryId:h,color:t,opacity:s,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:d?[d.x,d.y,d.z]:void 0}),n.createEntity({id:A,meshIds:[e],visible:_,pickable:v,isObject:!0})}else{let e=i.face_colors,s={},r=0,o=t.meshes.find((e=>e.mesh_id===i.mesh_id));for(let t=0,i=e.length;t<i;t+=4){let i=[e[t],e[t+1],e[t+2],e[t+3]];void 0===s[i]&&(s[i]=[]);let n=o.indices[r],a=o.coordinates[3*n],l=o.coordinates[3*n+1],A=o.coordinates[3*n+2],h=o.indices[r+1],c=o.coordinates[3*h],u=o.coordinates[3*h+1],d=o.coordinates[3*h+2],p=o.indices[r+2],f=o.coordinates[3*p],g=o.coordinates[3*p+1],m=o.coordinates[3*p+2];s[i].push(a,l,A,c,u,d,f,g,m),r+=3}let a=[];for(const[e,t]of Object.entries(s)){n.createGeometry({id:`${h}-${e}`,primitive:"triangles",positions:t,indices:[...Array(t.length/3).keys()]});const i=`${A}-mesh-${e}`,s=e.split(",").map(Number);let r=[s[0]/255,s[1]/255,s[2]/255],o=s[3]/255;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(r=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(o=m.opacity)),n.createMesh({id:i,geometryId:`${h}-${e}`,color:r,opacity:o,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:d?[d.x,d.y,d.z]:void 0}),a.push(i)}n.createEntity({id:A,meshIds:a,visible:_,pickable:v,isObject:!0})}for(let e in l){let t;e.startsWith("IFC_Pset_")&&(t||(t=[]),t.push({name:e,value:l[e]})),t&&u.propertySets.push({id:A,properties:t})}u.metaObjects.push({id:A,name:l&&l.Name&&"None"!==l.Name?l.Name:`${i.type} ${A}`,type:i.type,parent:c,propertySetIds:[A]})}n.finalize(),this.viewer.metaScene.createMetaModel(i,u),n.scene.once("tick",(()=>{n.destroyed||(n.scene.fire("modelLoaded",n.id),n.fire("loaded",!0,!1))}))};if(e.src){const i=e.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(i,(e=>{n({fileData:e,sceneModel:t,nextId:0,error:function(e){}}),this.viewer.scene.canvas.spinner.processes--}),(e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e)}))}else if(e.dotBIM){const i={fileData:e.dotBIM,sceneModel:t,nextId:0,error:function(e){}};n(i)}return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}const HE=function(e){const t=t=>parseInt(e.substr(t+1,2),16)/255;return[t(0),t(2),t(4)]},jE=function(e){const t=[];for(let i=0;i<e.length;++i)t.push(i);const i=function(){const i=d.vec2(),s=d.vec2();let r=0;for(let o=0;o<t.length;++o){const n=e[t[o]],a=e[t[(o+1)%t.length]],l=e[t[(o+2)%t.length]];d.subVec2(n,a,i),d.subVec2(l,a,s);const A=d.dotVec2(i,s)/Math.sqrt(d.sqLenVec2(i)*d.sqLenVec2(s)),h=Math.acos(Math.max(-1,Math.min(A,1)));r+=i[0]*s[1]-i[1]*s[0]>=0?h:2*Math.PI-h}return r<t.length*Math.PI}(),s=function(){const e=(e,t,i)=>(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1]);return(t,i,s,r)=>{const o=e(t,i,s),n=e(t,s,r),a=e(t,r,i);return!((o<0||n<0||a<0)&&(o>0||n>0||a>0))}}(),r=[],o=(i?t:t.slice(0).reverse()).map((e=>({idx:e})));o.forEach(((e,t)=>{e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));const n=d.vec2(),a=d.vec2();for(;o.length>2;){let t=0;for(;;){if(t>=o.length)throw`isCCW = ${i}; earIdx = ${t}; len = ${o.length}`;const r=o[t],l=e[r.prev.idx],A=e[r.idx],h=e[r.next.idx];if(d.subVec2(l,A,n),d.subVec2(h,A,a),n[0]*a[1]-n[1]*a[0]>=0&&o.every((t=>t===r||t===r.prev||t===r.next||!s(e[t.idx],l,A,h))))break;++t}const l=o[t];o.splice(t,1),r.push([l.idx,l.next.idx,l.prev.idx]);l.prev.next=l.next;l.next.prev=l.prev}return[e,r,i]},GE=function(e,t){const i=e.canvas.canvas,s=i.parentNode,r=document.createElement("div");s.insertBefore(r,i);let o=5;r.style.background=t,r.style.border="2px solid white",r.style.margin="0 0",r.style.zIndex="100",r.style.position="absolute",r.style.pointerEvents="none",r.style.display="none";const n=new pe(e,{}),a=e=>e+"px",l=function(){const e=n.canvasPos.slice();ge(i,s,e),r.style.left=a(e[0]-3-o/2),r.style.top=a(e[1]-3-o/2),r.style.borderRadius=a(2*o),r.style.width=a(o),r.style.height=a(o)},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),r.style.display=e?"":"none"},setHighlighted:function(e){o=e?10:5,l()},getCanvasPos:()=>n.canvasPos,getWorldPos:()=>n.worldPos,destroy:function(){r.parentNode.removeChild(r),e.camera.off(A),e.camera.off(h),n.destroy()}}},zE=function(e,t,i){let s=null;const r=r=>{if(r){s&&s.destroy();try{const[o,n]=jE(r.map((e=>[e[0],e[2]]))),a=[].concat(...o.map((e=>[e[0],r[0][1],e[1]]))),l=[].concat(...n);s=new Br(e,{pickable:!1,geometry:new $t(e,{positions:a,indices:l,normals:d.buildNormals(a,l)}),material:new ri(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:HE(t)})})}catch(e){s=null}}s&&(s.visible=!!r)};return r(null),{updateBase:r,destroy:()=>s&&s.destroy()}},WE=function(e,t){return function(i,s,r){const o=e.scene,n=o.canvas.canvas,a=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ge(n.ownerDocument.documentElement,n,t),t),l=e=>{const i=d.vec3(),s=d.vec3();return d.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,i,s),t(i,s)};let A=!1;const h=function(){A=!1},c=function(){h(),n.removeEventListener("mousedown",p),n.removeEventListener("mousemove",f),e.cameraControl.off(g),n.removeEventListener("mouseup",m)},u=d.vec2(),p=function(e){1===e.which&&(a(e,u),A=!0)};n.addEventListener("mousedown",p);const f=function(e){const t=a(e,d.vec2());A&&d.distVec2(u,t)>20&&(h(),i())};n.addEventListener("mousemove",f);const g=e.cameraControl.on("rayMove",(e=>{const t=e.canvasPos;s(t,l(t))})),m=function(e){if(1===e.which&&A){c();const t=a(e,d.vec2());r(t,l(t))}};return n.addEventListener("mouseup",m),c}},KE=function(e,t,i){return function(s,r,o){const n=e.scene,a=n.canvas.canvas,l=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ge(a.ownerDocument.documentElement,a,t),t),A=e=>{const t=d.vec3(),s=d.vec3();return d.canvasPosToWorldRay(a,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,t,s),i(t,s)};let h=null;const c=()=>{};let u,p=c;const f=function(){t.stop(),clearTimeout(h),e.cameraControl.active=!0,p=c,u=null},g=function(){f(),a.removeEventListener("touchstart",m),a.removeEventListener("touchmove",_),a.removeEventListener("touchend",v)},m=function(i){const o=i.touches;if(1!==o.length)f(),s();else{const i=o[0],s=l(i,d.vec2());A(s)&&(u=i.identifier,p=e=>{d.distVec2(s,e)>20&&f()},h=setTimeout((function(){t.start(s),h=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=e=>{r(e,A(e))},p(s)}),300)}),250))}};a.addEventListener("touchstart",m,{passive:!0});const _=function(e){const t=[...e.changedTouches].find((e=>e.identifier===u));t&&p(l(t,d.vec2()))};a.addEventListener("touchmove",_,{passive:!0});const v=function(e){const t=[...e.changedTouches].find((e=>e.identifier===u));if(t){g();const e=l(t,d.vec2());o(e,A(e))}};return a.addEventListener("touchend",v,{passive:!0}),g}},XE=function(e,t,i,s){const r=-(d.dotVec3(i,t)-e)/d.dotVec3(s,t);{const e=d.vec3();return d.mulVec3Scalar(s,r,e),d.addVec3(i,e,e),e}};class JE extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={},this.plugin.viewer.scene,this._geometry=t.geometry,t.onMouseOver,t.onMouseLeave,t.onContextMenu,this._alpha="alpha"in t&&void 0!==t.alpha?t.alpha:.5,this.color=t.color,this._visible=!0,this._rebuildMesh()}_rebuildMesh(){const e=this.plugin.viewer.scene,t=this._geometry.planeCoordinates.slice(),i=this._geometry.height<0,s=this._geometry.altitude+(i?this._geometry.height:0),r=this._geometry.height*(i?-1:1),[o,n,a]=jE(t),l=[],A=[],h=e=>{const t=l.length;for(let t of o)l.push([t[0],s+(e?r:0),t[1]]);for(let i of n)A.push(...(e?i:i.slice(0).reverse()).map((e=>e+t)))};h(!1),h(!0);for(let e=0;e<o.length;++e){const t=o[e],i=o[(o.length+e+(a?1:-1))%o.length],n=s,h=s+r,c=l.length;l.push([t[0],n,t[1]],[i[0],n,i[1]],[i[0],h,i[1]],[t[0],h,t[1]]),A.push(...[0,1,2,0,2,3].map((e=>e+c)))}this._zoneMesh&&this._zoneMesh.destroy();const c=[].concat(...l);this._zoneMesh=new Br(e,{edges:this._edges,geometry:new $t(e,{positions:c,indices:A,normals:d.buildNormals(c,A)}),material:new ri(e,{alpha:this._alpha,backfaces:!0,diffuse:HE(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;{const e=d.vec2(),t=d.vec2();let i=0;for(let s of n){const r=o[s[0]],n=o[s[1]],a=o[s[2]];d.subVec2(n,r,e),d.subVec2(a,r,t),i+=Math.abs(e[0]*t[1]-e[1]*t[0])}this._baseArea=i/2}this._metrics=null;const u=e=>Math.min(...l.map((t=>t[e]))),p=e=>Math.max(...l.map((t=>t[e]))),f=u(0),g=u(1),m=u(2),_=p(0),v=p(1),b=p(2);this._center=d.vec3([(f+_)/2,(g+v)/2,(m+b)/2])}get baseArea(){return this._baseArea}get area(){return this._getMetrics().area}get volume(){return this._getMetrics().volume}_getMetrics(){if(null===this._metrics){let e=0,t=0;const i=this._zoneMesh.geometry,s=[d.vec3(),d.vec3(),d.vec3()],r=d.vec3();for(let o=0;o<i.indices.length;o+=3){for(let e=0;e<3;++e){const t=s[e],r=3*i.indices[o+e];for(let e=0;e<3;++e)t[e]=i.positions[r+e]}e+=d.dotVec3(s[0],d.cross3Vec3(s[1],s[2],r)),d.subVec3(s[1],s[0],s[1]),d.subVec3(s[2],s[0],s[2]),t+=d.lenVec3(d.cross3Vec3(s[1],s[2],r))}this._metrics={area:t/2,volume:e/6}}return this._metrics}sectionedAverage(e){const t=this._geometry.planeCoordinates.slice();let i=[];{const e=this._geometry.height,s=this._geometry.altitude,r=s+Math.max(0,e),o=s+Math.min(0,e),n=e=>{const s=t.map((t=>[t[0],e?r:o,t[1]]));i.push(e?s:s.slice(0).reverse())};n(!0),n(!1);const a=(e,i)=>[t[e][0],i,t[e][1]];for(let e=0;e<t.length;++e){const s=(e+1)%t.length;i.push([a(e,o),a(s,o),a(s,r),a(e,r)])}}for(const t of e){const e=t.dir,r=t.dist,o=[];for(const t of i){const i=1e-5,n=0,a=1,l=2,A=3;let h=0;const c=[];for(let s=0;s<t.length;s++){const o=d.dotVec3(e,t[s])+r,A=o<-i?l:o>i?a:n;h|=A,c.push(A)}switch(h){case n:case a:o.push(t);break;case l:break;case A:const i=[];for(let o=0;o<t.length;o++){var s=(o+1)%t.length;const n=c[o],a=c[s],h=t[o],u=t[s];if(n!==l&&i.push(h),(n|a)===A){const t=d.vec3();d.subVec3(u,h,t);const s=-(r+d.dotVec3(e,h))/d.dotVec3(e,t),o=[0,0,0];d.lerpVec3(s,0,1,h,u,o),i.push(o)}}i.length>=3&&o.push(i)}}i=o}if(0===i.length)return null;{const e=d.vec3([0,0,0]),t=new Set;for(const s of i)for(const i of s){const s=i.map((e=>e.toFixed(3))).join(":");t.has(s)||(t.add(s),d.addVec3(e,i,e))}return d.mulVec3Scalar(e,1/t.size,e),e}}get center(){return this._center}get altitude(){return this._geometry.altitude}set altitude(e){this._geometry.altitude=e,this._rebuildMesh()}get height(){return this._geometry.height}set height(e){this._geometry.height=e,this._rebuildMesh()}get highlighted(){return this._highlighted}set highlighted(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}set color(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=HE(this._color))}get color(){return this._color}set alpha(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}get alpha(){return this._alpha}get edges(){return this._edges}set edges(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}set visible(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}get visible(){return this._visible}getJSON(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}duplicate(){return this.plugin.createZone({id:d.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((e=>e.slice())),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}destroy(){this._zoneMesh.destroy(),super.destroy()}}class YE extends R{constructor(e,t,i){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.createSelect3dPoint=i,this._deactivate=null}get active(){return!!this._deactivate}activate(e,t,i,s){if(this._deactivate)return;if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=this.createSelect3dPoint(o,((t,i)=>XE(e,d.vec3([0,1,0]),t,i)));!function o(){const A=zE(n,i,s),h=function(e,t,i,s,r,o){const n=GE(e,t),a=GE(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:()=>{};let A=s((()=>{l(null),n.update(null)}),((e,t)=>{l(e),n.update(t)}),(function(e,t){n.update(t),A=s((function(){l(null),a.update(null),r(null)}),(function(e,i){l(e),a.update(i),r(d.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),n.destroy(),a.destroy(),l(null),o([t,i])}))}));return{deactivate:function(){A(),n.destroy(),a.destroy(),l(null)}}}(n,i,a.pointerLens,l,(e=>{if(e){const t=e[0],i=e[1],s=e=>Math.min(t[e],i[e]),r=e=>Math.max(t[e],i[e]),o=s(0),n=s(1),a=s(2),l=r(0);r(1);const h=r(2);A.updateBase([[o,n,h],[l,n,h],[l,n,a],[o,n,a]])}else A.updateBase(null)}),(n=>{A.destroy();const l=function(e,t,i,s,r,o,n){const a=i=>Math.min(e[i],t[i]),l=i=>Math.max(e[i],t[i]),A=a(0),h=a(2),c=l(0),u=l(2);return n.createZone({id:d.createUUID(),geometry:{planeCoordinates:[[A,u],[c,u],[c,h],[A,h]],altitude:i,height:s},alpha:o,color:r})}(n[0],n[1],e,t,i,s,r);let h=!0;a._deactivate=()=>{h=!1},a.fire("zoneEnd",l),h&&o()})).deactivate;a._deactivate=()=>{h(),A.destroy()}}()}deactivate(){this._deactivate&&(this._deactivate(),this._deactivate=null)}destroy(){this.deactivate(),super.destroy()}}class ZE extends YE{constructor(e,t={}){super(e,t,((e,t)=>WE(e,t)))}}class qE extends YE{constructor(e,t={}){const i=new G(e.viewer);super(e,t,((e,t)=>KE(e,i,t))),this.pointerCircle=i}destroy(){this.pointerCircle.destroy(),super.destroy()}}class $E extends z{constructor(e,t={}){super("Zones",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._zones=[],this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,zone:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,zone:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,zone:t,event:e})}}createZone(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=new JE(this,{id:e.id,plugin:this,container:this._container,geometry:e.geometry,alpha:e.alpha,color:e.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(t),t.on("destroyed",(()=>{const e=this._zones.indexOf(t);e>=0&&this._zones.splice(e,1)})),this.fire("zoneCreated",t),t}get zones(){return this._zones}destroy(){super.destroy()}}const eF=function(e,t,i,s,r,o,n,a,l){const A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{};let h;const c=[()=>A(null)],u=zE(e,s,r);return c.push((()=>u.destroy())),function o(p){const f=GE(e,s),g=p.length>0&&function(e,t,i){const s=e.canvas.canvas,r=new pe(e,{});r.worldPos=i;const o=new pe(e,{}),n=s.ownerDocument.body,a=new be(n,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);const l=function(){const e=r.canvasPos.slice(),t=o.canvasPos.slice();ge(s,n,e),ge(s,n,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(A),e.camera.off(h),r.destroy(),o.destroy(),a.destroy()}}}(e,s,p[p.length-1].getWorldPos());c.push((()=>{f.destroy(),g&&g.destroy()}));const m=p.length>0&&p[0],_=function(e){const t=m&&m.getCanvasPos();return t&&d.distVec2(t,e)<10&&{canvasPos:t,worldPos:m.getWorldPos()}},v=function(){const e=(e,t,i)=>t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1]),t=(e,t,i)=>{const s=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===s?0:s>0?1:2};return function(i,s){const r=i[i.length-2],o=i[i.length-1];for(let n=s?1:0;n<i.length-2-1;++n){const s=i[n],a=i[n+1],l=t(r,o,s),A=t(r,o,a),h=t(s,a,r),c=t(s,a,o);if(l!==A&&h!==c||0===l&&e(r,s,o)||0===A&&e(r,a,o)||0===h&&e(s,r,a)||0===c&&e(s,o,a))return!0}return!1}}();h=a((()=>{A(null),f.update(null),g&&g.update(null),u.updateBase(p.length>2?p.map((e=>e.getWorldPos())):null)}),((e,t)=>{const i=p.length>2&&_(e);if(m&&m.setHighlighted(!!i),A(i?i.canvasPos:e),f.update(!i&&t),g&&g.update(i?i.worldPos:t),p.length>=2){const e=p.map((e=>e.getWorldPos())).concat(i?[]:[t]),s=v(e.map((e=>[e[0],e[2]])),i);u.updateBase(s?null:e)}else u.updateBase(null)}),(function(e,a){const A=p.length>2&&_(e),h=p.map((e=>e.getWorldPos())).concat(A?[]:[a]);u.updateBase(h);const m=h.map((e=>[e[0],e[2]]));p.length>2&&v(m,A)?(c.pop()(),o(p)):A?(f.update(a),c.forEach((e=>e())),l(n.createZone({id:d.createUUID(),geometry:{planeCoordinates:m,altitude:t,height:i},alpha:r,color:s}))):(f.update(a),g&&g.update(a),o(p.concat(f)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){h(),c.forEach((e=>e()))}}};class tF extends R{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=WE(o,(function(t,i){return XE(e,d.vec3([0,1,0]),t,i)}));!function o(){a._action=eF(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}}class iF extends R{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=KE(o,this.pointerCircle,(function(t,i){return XE(e,d.vec3([0,1,0]),t,i)}));!function o(){a._action=eF(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}}class sF extends R{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene;super(o);const n=e._geometry.altitude,a=e._geometry.planeCoordinates.map((t=>{const i=o.canvas.canvas.ownerDocument.body,s=new me(o,{},i,{fillColor:e._color});return s.worldPos=d.vec3([t[0],n,t[1]]),s.on("worldPos",(function(){t[0]=s.worldPos[0],t[1]=s.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),s})),l=ve({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t&&t.pointerLens,dots:a,ray2WorldPos:(e,t)=>XE(n,d.vec3([0,1,0]),e,t),onEnd:(t,i)=>(e._zoneMesh&&this.fire("edited"),!!e._zoneMesh)}),A=function(){l(),a.forEach((e=>e.destroy()))},h=e.on("destroyed",A);this._deactivate=function(){e.off("destroyed",h),A()}}deactivate(){this._deactivate(),super.destroy()}}class rF extends sF{constructor(e,t){super(e,t,!0,!1)}}class oF extends sF{constructor(e,t){super(e,t,!1,!0)}}class nF extends R{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene,n=o.canvas.canvas;super(o);const a=this,l=e._geometry.altitude,A=t&&t.pointerLens,h=A?function(e){A.visible=!!e,e&&(A.canvasPos=e)}:()=>{},c=e=>{const t=d.vec3(),i=d.vec3();return d.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,t,i),s=t,r=i,XE(l,d.vec3([0,1,0]),s,r);var s,r},u=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ge(n.ownerDocument.documentElement,n,t),t),p=function(e,t){const i=e=>{e.preventDefault(),t(e)};return n.addEventListener(e,i),()=>n.removeEventListener(e,i)};let f=()=>{};const g=function(t,i,s,o){const l=o(t),A=u(l,d.vec2()),g=r.scene.pick({canvasPos:A,includeEntities:[e._zoneMesh.id]});if((g&&g.entity&&g.entity.zone)===e){f(),n.style.cursor="move",r.cameraControl.active=!1;const t=function(){const t=e._geometry.planeCoordinates.map((e=>e.slice())),i=c(A),s=d.vec2([i[0],i[2]]),r=d.vec2();return function(i){const o=c(i);r[0]=o[0],r[1]=o[2],d.subVec2(s,r,r),e._geometry.planeCoordinates.forEach(((e,i)=>{d.subVec2(t[i],r,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}}(),l=p(i,(function(e){const i=o(e);if(i){const e=u(i,d.vec2());t(e),h(e)}})),g=p(s,(function(e){const i=o(e);if(i){const e=u(i,d.vec2());t(e),h(null),f(),a.fire("translated")}}));f=function(){f=()=>{},n.style.cursor="default",r.cameraControl.active=!0,l(),g()}}},m=[];i&&m.push(p("mousedown",(e=>{1===e.which&&g(e,"mousemove","mouseup",(e=>1===e.which&&e))}))),s&&m.push(p("touchstart",(e=>{if(1===e.touches.length){const t=e.touches[0].identifier;g(e,"touchmove","touchend",(e=>[...e.changedTouches].find((e=>e.identifier===t))))}})));const _=function(){f(),m.forEach((e=>e())),h(null)},v=e.on("destroyed",_);this._deactivate=function(){e.off("destroyed",v),_()}}deactivate(){this._deactivate(),super.destroy()}}class aF extends nF{constructor(e,t){super(e,t,!0,!1)}}class lF extends nF{constructor(e,t){super(e,t,!1,!0)}}export{ji as AlphaFormat,Vt as AmbientLight,Ie as AngleMeasurementEditMouseControl,De as AngleMeasurementEditTouchControl,Pe as AngleMeasurementsControl,Ce as AngleMeasurementsMouseControl,Me as AngleMeasurementsPlugin,Ee as AngleMeasurementsTouchControl,Ue as AnnotationsPlugin,Fr as AxisGizmoPlugin,Zc as BCFViewpointsPlugin,vo as Bitmap,Ti as ByteType,Hu as CameraMemento,yu as CameraPath,Eu as CameraPathAnimation,NE as CityJSONLoaderPlugin,bi as ClampToEdgeWrapping,R as Component,Ss as CompressedMediaType,En as Configs,o as ContextMenu,Ku as CubicBezierCurve,_u as Curve,hc as DefaultLoadingManager,Xi as DepthFormat,Ji as DepthStencilFormat,Qt as DirLight,hu as DistanceMeasurementEditControl,cu as DistanceMeasurementEditMouseControl,uu as DistanceMeasurementEditTouchControl,nu as DistanceMeasurementsControl,au as DistanceMeasurementsMouseControl,lu as DistanceMeasurementsPlugin,Au as DistanceMeasurementsTouchControl,QE as DotBIMDefaultDataSource,VE as DotBIMLoaderPlugin,li as EdgeMaterial,ni as EmphasisMaterial,BC as FaceAlignedSectionPlanesPlugin,du as FastNavPlugin,Oi as FloatType,so as Fresnel,N as Frustum,O as FrustumPlane,Fs as GIFMediaType,pu as GLTFDefaultDataSource,jP as GLTFLoaderPlugin,Ni as HalfFloatType,Tu as ImagePlane,Ui as IntType,Is as JPEGMediaType,gc as KTX2TextureTranscoder,nE as LASLoaderPlugin,Vr as LambertMaterial,Qu as LightMap,Wc as LineSet,Ms as LinearEncoding,Mi as LinearFilter,Di as LinearMipMapLinearFilter,Fi as LinearMipMapNearestFilter,Ii as LinearMipmapLinearFilter,Ei as LinearMipmapNearestFilter,cc as Loader,Ac as LoadingManager,fu as LocaleService,Ki as LuminanceAlphaFormat,Wi as LuminanceFormat,e as Map,pe as Marker,H as MarqueePicker,j as MarqueePickerMouseControl,Br as Mesh,So as MeshSurfaceArea,wo as MeshVolume,Gr as MetallicMaterial,yi as MirroredRepeatWrapping,Gu as ModelMemento,KP as NavCubePlugin,xi as NearestFilter,Ci as NearestMipMapLinearFilter,Bi as NearestMipMapNearestFilter,Pi as NearestMipmapLinearFilter,wi as NearestMipmapNearestFilter,Qr as Node,iC as OBJLoaderPlugin,f as ObjectsKdTree3,Wu as ObjectsMemento,Ds as PNGMediaType,Xu as Path,Yu as PerformanceModel,ri as PhongMaterial,je as PickResult,z as Plugin,Ru as PointLight,G as PointerCircle,n as PointerLens,Ju as QuadraticBezierCurve,g as Queue,zi as RGBAFormat,es as RGBAIntegerFormat,Bs as RGBA_ASTC_10x10_Format,bs as RGBA_ASTC_10x5_Format,ys as RGBA_ASTC_10x6_Format,xs as RGBA_ASTC_10x8_Format,ws as RGBA_ASTC_12x10_Format,Ps as RGBA_ASTC_12x12_Format,us as RGBA_ASTC_4x4_Format,ds as RGBA_ASTC_5x4_Format,ps as RGBA_ASTC_5x5_Format,fs as RGBA_ASTC_6x5_Format,gs as RGBA_ASTC_6x6_Format,ms as RGBA_ASTC_8x5_Format,_s as RGBA_ASTC_8x6_Format,vs as RGBA_ASTC_8x8_Format,Cs as RGBA_BPTC_Format,cs as RGBA_ETC2_EAC_Format,ls as RGBA_PVRTC_2BPPV1_Format,as as RGBA_PVRTC_4BPPV1_Format,is as RGBA_S3TC_DXT1_Format,ss as RGBA_S3TC_DXT3_Format,rs as RGBA_S3TC_DXT5_Format,Gi as RGBFormat,As as RGB_ETC1_Format,hs as RGB_ETC2_Format,ns as RGB_PVRTC_2BPPV1_Format,os as RGB_PVRTC_4BPPV1_Format,ts as RGB_S3TC_DXT1_Format,qi as RGFormat,$i as RGIntegerFormat,$t as ReadableGeometry,Yi as RedFormat,Zi as RedIntegerFormat,Nu as ReflectionMap,vi as RepeatWrapping,PC as STLDefaultDataSource,RC as STLLoaderPlugin,Gc as SceneModel,ko as SceneModelMesh,Lc as SceneModelTransform,Ir as SectionPlane,hC as SectionPlanesPlugin,Ri as ShortType,Zu as Skybox,wC as SkyboxesPlugin,Kr as SpecularMaterial,vu as SplineCurve,Vu as SpriteMarker,fC as StoreyViewsPlugin,io as Texture,qu as TextureTranscoder,kC as TreeViewPlugin,Si as UnsignedByteType,Hi as UnsignedInt248Type,ki as UnsignedIntType,Qi as UnsignedShort4444Type,Vi as UnsignedShort5551Type,Li as UnsignedShortType,no as VBOGeometry,VC as ViewCullPlugin,Qb as Viewer,qM as WebIFCLoaderPlugin,pc as WorkerPool,HC as XKTDefaultDataSource,LM as XKTLoaderPlugin,YM as XML3DLoaderPlugin,sF as ZoneEditControl,rF as ZoneEditMouseControl,oF as ZoneEditTouchControl,nF as ZoneTranslateControl,aF as ZoneTranslateMouseControl,lF as ZoneTranslateTouchControl,ZE as ZonesMouseControl,$E as ZonesPlugin,tF as ZonesPolysurfaceMouseControl,iF as ZonesPolysurfaceTouchControl,qE as ZonesTouchControl,ei as buildBoxGeometry,ho as buildBoxLinesGeometry,co as buildBoxLinesGeometryFromAABB,Pr as buildCylinderGeometry,uo as buildGridGeometry,_o as buildLineGeometry,po as buildPlaneGeometry,go as buildPolylineGeometry,mo as buildPolylineGeometryFromCurve,Cr as buildSphereGeometry,fo as buildTorusGeometry,Er as buildVectorTextGeometry,J as createRTCViewMat,V as frustumIntersectsAABB3,_c as getKTX2TextureTranscoder,$ as getPlaneRTCPos,bo as isTriangleMeshSolid,lo as load3DSGeometry,Ao as loadOBJGeometry,d as math,To as meshSurfaceArea,Po as meshVolume,q as rtcToWorldPos,Es as sRGBEncoding,Q as setFrustum,m as stats,y as utils,Y as worldToRTCPos,Z as worldToRTCPositions};
diff --git a/dist/xeokit-sdk.min.es5.js b/dist/xeokit-sdk.min.es5.js
index 93a53c8c1..6c909f457 100644
--- a/dist/xeokit-sdk.min.es5.js
+++ b/dist/xeokit-sdk.min.es5.js
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e=0,t=this._itemList.length;e<t;e++){var i=this._itemList[e],r=i.itemElement;if(r){var s=i.getEnabled;if(s){var n=i.getShown;if(n){var o=n(this._context);if(i.shown=o,o){r.style.visibility="visible",r.style.height="auto",r.style.padding=null;var a=s(this._context);i.enabled=a,a?r.classList.remove("disabled"):r.classList.add("disabled")}else r.style.visibility="hidden",r.style.height="0",r.style.padding="0"}}}}}},{key:"_showMenu",value:function(e,t,i){var r=this._menuMap[e];if(r){if(!r.shown){var s=r.menuElement;s&&(this._showMenuElement(s,t,i),r.shown=!0)}}else console.error("Menu not found: "+e)}},{key:"_hideMenu",value:function(e){var t=this._menuMap[e];if(t){if(t.shown){var i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}}else console.error("Menu not found: "+e)}},{key:"_hideAllMenus",value:function(){for(var e=0,t=this._menuList.length;e<t;e++){var i=this._menuList[e];this._hideMenu(i.id)}}},{key:"_showMenuElement",value:function(e,t,i){e.style.display="block";var r=e.offsetHeight,s=e.offsetWidth;i+r>window.innerHeight&&(i=window.innerHeight-r),t+s>window.innerWidth&&(t=window.innerWidth-s),e.style.left=t+"px",e.style.top=i+"px"}},{key:"_hideMenuElement",value:function(e){e.style.display="none"}}]),e}(),Y=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this.viewer=t,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=r.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id="".concat(this._lensContainerId,"-canvas"),this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=r.lensPosToggle||!0,this._lensPosToggleAmount=r.lensPosToggleAmount||85,this._lensPosMarginLeft=r.lensPosMarginLeft||85,this._lensPosMarginTop=r.lensPosMarginTop||25,this._lensContainer.style.marginTop="".concat(this._lensPosMarginTop,"px"),this._lensContainer.style.marginLeft="".concat(this._lensPosMarginLeft,"px"),this._zoomLevel=r.zoomLevel||2,this._active=!1!==r.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(function(){i._active&&i._visible&&i.update()}))}return C(e,[{key:"update",value:function(){if(this._active&&this._visible&&this._canvasPos){var e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft="".concat(this._lensPosMarginLeft,"px"),i&&(this._lensPosToggle?this._lensContainer.style.marginTop="".concat(t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount,"px"):this._lensContainer.style.marginTop="".concat(this._lensPosMarginTop,"px"),this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);var r=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-r/2,this._canvasPos[1]-r/2,r,r,0,0,this._lensCanvas.width,this._lensCanvas.height);var s=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){var n=this._snappedCanvasPos[0]-this._canvasPos[0],o=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft="".concat(s[0]+n*this._zoomLevel-10,"px"),this._lensCursorDiv.style.marginTop="".concat(s[1]+o*this._zoomLevel-10,"px")}else this._lensCursorDiv.style.marginLeft="".concat(s[0]-10,"px"),this._lensCursorDiv.style.marginTop="".concat(s[1]-10,"px")}}},{key:"zoomFactor",get:function(){return this._zoomFactor},set:function(e){this._zoomFactor=e,this.update()}},{key:"canvasPos",get:function(){return this._canvasPos},set:function(e){this._canvasPos=e,this.update()}},{key:"snappedCanvasPos",get:function(){return this._snappedCanvasPos},set:function(e){this._snappedCanvasPos=e,this.update()}},{key:"snapped",get:function(){return this._snapped},set:function(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}},{key:"active",get:function(){return this._active},set:function(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}},{key:"destroy",value:function(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}}]),e}(),Z=!0,q=Z?Float64Array:Float32Array,$=new q(3),ee=new q(16),te=new q(16),ie=new q(4),re={setDoublePrecisionEnabled:function(e){q=(Z=e)?Float64Array:Float32Array},getDoublePrecisionEnabled:function(){return Z},MIN_DOUBLE:-Number.MAX_SAFE_INTEGER,MAX_DOUBLE:Number.MAX_SAFE_INTEGER,MAX_INT:1e7,DEGTORAD:.0174532925,RADTODEG:57.295779513,unglobalizeObjectId:function(e,t){var i=t.indexOf("#");return i===e.length&&t.startsWith(e)?t.substring(i+1):t},globalizeObjectId:function(e,t){return e+"#"+t},safeInv:function(e){var t=1/e;return isNaN(t)||!isFinite(t)?1:t},vec2:function(e){return new q(e||2)},vec3:function(e){return new q(e||3)},vec4:function(e){return new q(e||4)},mat3:function(e){return new q(e||9)},mat3ToMat4:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new q(16);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=0,t[4]=e[3],t[5]=e[4],t[6]=e[5],t[7]=0,t[8]=e[6],t[9]=e[7],t[10]=e[8],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4:function(e){return new q(e||16)},mat4ToMat3:function(e,t){},doublesToFloats:function(e,t,i){for(var r=new q(2),s=0,n=e.length;s<n;s++)re.splitDouble(e[s],r),t[s]=r[0],i[s]=r[1]},splitDouble:function(e,t){var i=q.from([e])[0],r=e-i;t[0]=i,t[1]=r},createUUID:function(){for(var e=[],t=0;t<256;t++)e[t]=(t<16?"0":"")+t.toString(16);return function(){var t=4294967295*Math.random()|0,i=4294967295*Math.random()|0,r=4294967295*Math.random()|0,s=4294967295*Math.random()|0;return"".concat(e[255&t]+e[t>>8&255]+e[t>>16&255]+e[t>>24&255],"-").concat(e[255&i]).concat(e[i>>8&255],"-").concat(e[i>>16&15|64]).concat(e[i>>24&255],"-").concat(e[63&r|128]).concat(e[r>>8&255],"-").concat(e[r>>16&255]).concat(e[r>>24&255]).concat(e[255&s]).concat(e[s>>8&255]).concat(e[s>>16&255]).concat(e[s>>24&255])}}(),clamp:function(e,t,i){return Math.max(t,Math.min(i,e))},fmod:function(e,t){if(e<t)return console.error("math.fmod : Attempting to find modulus within negative range - would be infinite loop - ignoring"),e;for(;t<=e;)e-=t;return e},compareVec3:function(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]},negateVec3:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t},negateVec4:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t},addVec4:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i},addVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i},addVec3:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i},addVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i},subVec4:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i},subVec3:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i},subVec2:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i},geometricMeanVec2:function(){for(var e=arguments.length,t=new Array(e),i=0;i<e;i++)t[i]=arguments[i];for(var r=new q(t[0]),s=1;s<t.length;s++)r[0]+=t[s][0],r[1]+=t[s][1];return r[0]/=t.length,r[1]/=t.length,r},subVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i},subScalarVec4:function(e,t,i){return i||(i=e),i[0]=t-e[0],i[1]=t-e[1],i[2]=t-e[2],i[3]=t-e[3],i},mulVec4:function(e,t,i){return i||(i=e),i[0]=e[0]*t[0],i[1]=e[1]*t[1],i[2]=e[2]*t[2],i[3]=e[3]*t[3],i},mulVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i},mulVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i},mulVec2Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i},divVec3:function(e,t,i){return i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i},divVec4:function(e,t,i){return i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i[3]=e[3]/t[3],i},divScalarVec3:function(e,t,i){return i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i},divVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i},divVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i[3]=e[3]/t,i},divScalarVec4:function(e,t,i){return i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i[3]=e/t[3],i},dotVec4:function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3]},cross3Vec4:function(e,t){var i=e[0],r=e[1],s=e[2],n=t[0],o=t[1],a=t[2];return[r*a-s*o,s*n-i*a,i*o-r*n,0]},cross3Vec3:function(e,t,i){i||(i=e);var r=e[0],s=e[1],n=e[2],o=t[0],a=t[1],l=t[2];return i[0]=s*l-n*a,i[1]=n*o-r*l,i[2]=r*a-s*o,i},sqLenVec4:function(e){return re.dotVec4(e,e)},lenVec4:function(e){return Math.sqrt(re.sqLenVec4(e))},dotVec3:function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]},dotVec2:function(e,t){return e[0]*t[0]+e[1]*t[1]},sqLenVec3:function(e){return re.dotVec3(e,e)},sqLenVec2:function(e){return re.dotVec2(e,e)},lenVec3:function(e){return Math.sqrt(re.sqLenVec3(e))},distVec3:(j=new q(3),function(e,t){return re.lenVec3(re.subVec3(e,t,j))}),lenVec2:function(e){return Math.sqrt(re.sqLenVec2(e))},distVec2:function(){var e=new q(2);return function(t,i){return re.lenVec2(re.subVec2(t,i,e))}}(),rcpVec3:function(e,t){return re.divScalarVec3(1,e,t)},normalizeVec4:function(e,t){var i=1/re.lenVec4(e);return re.mulVec4Scalar(e,i,t)},normalizeVec3:function(e,t){var i=1/re.lenVec3(e);return re.mulVec3Scalar(e,i,t)},normalizeVec2:function(e,t){var i=1/re.lenVec2(e);return re.mulVec2Scalar(e,i,t)},angleVec3:function(e,t){var i=re.dotVec3(e,t)/Math.sqrt(re.sqLenVec3(e)*re.sqLenVec3(t));return i=i<-1?-1:i>1?1:i,Math.acos(i)},vec3FromMat4Scale:function(){var e=new q(3);return function(t,i){return e[0]=t[0],e[1]=t[1],e[2]=t[2],i[0]=re.lenVec3(e),e[0]=t[4],e[1]=t[5],e[2]=t[6],i[1]=re.lenVec3(e),e[0]=t[8],e[1]=t[9],e[2]=t[10],i[2]=re.lenVec3(e),i}}(),vecToArray:function(){function e(e){return Math.round(1e5*e)/1e5}return function(t){for(var i=0,r=(t=Array.prototype.slice.call(t)).length;i<r;i++)t[i]=e(t[i]);return t}}(),xyzArrayToObject:function(e){return{x:e[0],y:e[1],z:e[2]}},xyzObjectToArray:function(e,t){return(t=t||re.vec3())[0]=e.x,t[1]=e.y,t[2]=e.z,t},dupMat4:function(e){return e.slice(0,16)},mat4To3:function(e){return[e[0],e[1],e[2],e[4],e[5],e[6],e[8],e[9],e[10]]},m4s:function(e){return[e,e,e,e,e,e,e,e,e,e,e,e,e,e,e,e]},setMat4ToZeroes:function(){return re.m4s(0)},setMat4ToOnes:function(){return re.m4s(1)},diagonalMat4v:function(e){return new q([e[0],0,0,0,0,e[1],0,0,0,0,e[2],0,0,0,0,e[3]])},diagonalMat4c:function(e,t,i,r){return re.diagonalMat4v([e,t,i,r])},diagonalMat4s:function(e){return re.diagonalMat4c(e,e,e,e)},identityMat4:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new q(16);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},identityMat3:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new q(9);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e},isIdentityMat4:function(e){return 1===e[0]&&0===e[1]&&0===e[2]&&0===e[3]&&0===e[4]&&1===e[5]&&0===e[6]&&0===e[7]&&0===e[8]&&0===e[9]&&1===e[10]&&0===e[11]&&0===e[12]&&0===e[13]&&0===e[14]&&1===e[15]},negateMat4:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t[4]=-e[4],t[5]=-e[5],t[6]=-e[6],t[7]=-e[7],t[8]=-e[8],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t},addMat4:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i[4]=e[4]+t[4],i[5]=e[5]+t[5],i[6]=e[6]+t[6],i[7]=e[7]+t[7],i[8]=e[8]+t[8],i[9]=e[9]+t[9],i[10]=e[10]+t[10],i[11]=e[11]+t[11],i[12]=e[12]+t[12],i[13]=e[13]+t[13],i[14]=e[14]+t[14],i[15]=e[15]+t[15],i},addMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i[4]=e[4]+t,i[5]=e[5]+t,i[6]=e[6]+t,i[7]=e[7]+t,i[8]=e[8]+t,i[9]=e[9]+t,i[10]=e[10]+t,i[11]=e[11]+t,i[12]=e[12]+t,i[13]=e[13]+t,i[14]=e[14]+t,i[15]=e[15]+t,i},addScalarMat4:function(e,t,i){return re.addMat4Scalar(t,e,i)},subMat4:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i[4]=e[4]-t[4],i[5]=e[5]-t[5],i[6]=e[6]-t[6],i[7]=e[7]-t[7],i[8]=e[8]-t[8],i[9]=e[9]-t[9],i[10]=e[10]-t[10],i[11]=e[11]-t[11],i[12]=e[12]-t[12],i[13]=e[13]-t[13],i[14]=e[14]-t[14],i[15]=e[15]-t[15],i},subMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i[4]=e[4]-t,i[5]=e[5]-t,i[6]=e[6]-t,i[7]=e[7]-t,i[8]=e[8]-t,i[9]=e[9]-t,i[10]=e[10]-t,i[11]=e[11]-t,i[12]=e[12]-t,i[13]=e[13]-t,i[14]=e[14]-t,i[15]=e[15]-t,i},subScalarMat4:function(e,t,i){return i||(i=t),i[0]=e-t[0],i[1]=e-t[1],i[2]=e-t[2],i[3]=e-t[3],i[4]=e-t[4],i[5]=e-t[5],i[6]=e-t[6],i[7]=e-t[7],i[8]=e-t[8],i[9]=e-t[9],i[10]=e-t[10],i[11]=e-t[11],i[12]=e-t[12],i[13]=e-t[13],i[14]=e-t[14],i[15]=e-t[15],i},mulMat4:function(e,t,i){i||(i=e);var r=e[0],s=e[1],n=e[2],o=e[3],a=e[4],l=e[5],u=e[6],c=e[7],A=e[8],h=e[9],d=e[10],p=e[11],f=e[12],v=e[13],g=e[14],m=e[15],_=t[0],y=t[1],b=t[2],x=t[3],w=t[4],B=t[5],P=t[6],C=t[7],M=t[8],E=t[9],F=t[10],k=t[11],I=t[12],D=t[13],S=t[14],T=t[15];return i[0]=_*r+y*a+b*A+x*f,i[1]=_*s+y*l+b*h+x*v,i[2]=_*n+y*u+b*d+x*g,i[3]=_*o+y*c+b*p+x*m,i[4]=w*r+B*a+P*A+C*f,i[5]=w*s+B*l+P*h+C*v,i[6]=w*n+B*u+P*d+C*g,i[7]=w*o+B*c+P*p+C*m,i[8]=M*r+E*a+F*A+k*f,i[9]=M*s+E*l+F*h+k*v,i[10]=M*n+E*u+F*d+k*g,i[11]=M*o+E*c+F*p+k*m,i[12]=I*r+D*a+S*A+T*f,i[13]=I*s+D*l+S*h+T*v,i[14]=I*n+D*u+S*d+T*g,i[15]=I*o+D*c+S*p+T*m,i},mulMat3:function(e,t,i){i||(i=new q(9));var r=e[0],s=e[3],n=e[6],o=e[1],a=e[4],l=e[7],u=e[2],c=e[5],A=e[8],h=t[0],d=t[3],p=t[6],f=t[1],v=t[4],g=t[7],m=t[2],_=t[5],y=t[8];return i[0]=r*h+s*f+n*m,i[3]=r*d+s*v+n*_,i[6]=r*p+s*g+n*y,i[1]=o*h+a*f+l*m,i[4]=o*d+a*v+l*_,i[7]=o*p+a*g+l*y,i[2]=u*h+c*f+A*m,i[5]=u*d+c*v+A*_,i[8]=u*p+c*g+A*y,i},mulMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i},mulMat4v4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=t[0],s=t[1],n=t[2],o=t[3];return i[0]=e[0]*r+e[4]*s+e[8]*n+e[12]*o,i[1]=e[1]*r+e[5]*s+e[9]*n+e[13]*o,i[2]=e[2]*r+e[6]*s+e[10]*n+e[14]*o,i[3]=e[3]*r+e[7]*s+e[11]*n+e[15]*o,i},transposeMat4:function(e,t){var i=e[4],r=e[14],s=e[8],n=e[13],o=e[12],a=e[9];if(!t||e===t){var l=e[1],u=e[2],c=e[3],A=e[6],h=e[7],d=e[11];return e[1]=i,e[2]=s,e[3]=o,e[4]=l,e[6]=a,e[7]=n,e[8]=u,e[9]=A,e[11]=r,e[12]=c,e[13]=h,e[14]=d,e}return t[0]=e[0],t[1]=i,t[2]=s,t[3]=o,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=n,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=r,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3:function(e,t){if(t===e){var i=e[1],r=e[2],s=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=r,t[7]=s}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4:function(e){var t=e[0],i=e[1],r=e[2],s=e[3],n=e[4],o=e[5],a=e[6],l=e[7],u=e[8],c=e[9],A=e[10],h=e[11],d=e[12],p=e[13],f=e[14],v=e[15];return d*c*a*s-u*p*a*s-d*o*A*s+n*p*A*s+u*o*f*s-n*c*f*s-d*c*r*l+u*p*r*l+d*i*A*l-t*p*A*l-u*i*f*l+t*c*f*l+d*o*r*h-n*p*r*h-d*i*a*h+t*p*a*h+n*i*f*h-t*o*f*h-u*o*r*v+n*c*r*v+u*i*a*v-t*c*a*v-n*i*A*v+t*o*A*v},inverseMat4:function(e,t){t||(t=e);var i=e[0],r=e[1],s=e[2],n=e[3],o=e[4],a=e[5],l=e[6],u=e[7],c=e[8],A=e[9],h=e[10],d=e[11],p=e[12],f=e[13],v=e[14],g=e[15],m=i*a-r*o,_=i*l-s*o,y=i*u-n*o,b=r*l-s*a,x=r*u-n*a,w=s*u-n*l,B=c*f-A*p,P=c*v-h*p,C=c*g-d*p,M=A*v-h*f,E=A*g-d*f,F=h*g-d*v,k=1/(m*F-_*E+y*M+b*C-x*P+w*B);return t[0]=(a*F-l*E+u*M)*k,t[1]=(-r*F+s*E-n*M)*k,t[2]=(f*w-v*x+g*b)*k,t[3]=(-A*w+h*x-d*b)*k,t[4]=(-o*F+l*C-u*P)*k,t[5]=(i*F-s*C+n*P)*k,t[6]=(-p*w+v*y-g*_)*k,t[7]=(c*w-h*y+d*_)*k,t[8]=(o*E-a*C+u*B)*k,t[9]=(-i*E+r*C-n*B)*k,t[10]=(p*x-f*y+g*m)*k,t[11]=(-c*x+A*y-d*m)*k,t[12]=(-o*M+a*P-l*B)*k,t[13]=(i*M-r*P+s*B)*k,t[14]=(-p*b+f*_-v*m)*k,t[15]=(c*b-A*_+h*m)*k,t},traceMat4:function(e){return e[0]+e[5]+e[10]+e[15]},translationMat4v:function(e,t){var i=t||re.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v:function(e,t){var i=t||re.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(H=new q(3),function(e,t,i,r){return H[0]=e,H[1]=t,H[2]=i,re.translationMat4v(H,r)}),translationMat4s:function(e,t){return re.translationMat4c(e,e,e,t)},translateMat4v:function(e,t){return re.translateMat4c(e[0],e[1],e[2],t)},translateMat4c:function(e,t,i,r){var s=r[3];r[0]+=s*e,r[1]+=s*t,r[2]+=s*i;var n=r[7];r[4]+=n*e,r[5]+=n*t,r[6]+=n*i;var o=r[11];r[8]+=o*e,r[9]+=o*t,r[10]+=o*i;var a=r[15];return r[12]+=a*e,r[13]+=a*t,r[14]+=a*i,r},setMat4Translation:function(e,t,i){return i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i},rotationMat4v:function(e,t,i){var r,s,n,o,a,l,u=re.normalizeVec4([t[0],t[1],t[2],0],[]),c=Math.sin(e),A=Math.cos(e),h=1-A,d=u[0],p=u[1],f=u[2];return r=d*p,s=p*f,n=f*d,o=d*c,a=p*c,l=f*c,(i=i||re.mat4())[0]=h*d*d+A,i[1]=h*r+l,i[2]=h*n-a,i[3]=0,i[4]=h*r-l,i[5]=h*p*p+A,i[6]=h*s+o,i[7]=0,i[8]=h*n+a,i[9]=h*s-o,i[10]=h*f*f+A,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:function(e,t,i,r,s){return re.rotationMat4v(e,[t,i,r],s)},scalingMat4v:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.identityMat4();return t[0]=e[0],t[5]=e[1],t[10]=e[2],t},scalingMat3v:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.identityMat3();return t[0]=e[0],t[4]=e[1],t},scalingMat4c:function(){var e=new q(3);return function(t,i,r,s){return e[0]=t,e[1]=i,e[2]=r,re.scalingMat4v(e,s)}}(),scaleMat4c:function(e,t,i,r){return r[0]*=e,r[4]*=t,r[8]*=i,r[1]*=e,r[5]*=t,r[9]*=i,r[2]*=e,r[6]*=t,r[10]*=i,r[3]*=e,r[7]*=t,r[11]*=i,r},scaleMat4v:function(e,t){var i=e[0],r=e[1],s=e[2];return t[0]*=i,t[4]*=r,t[8]*=s,t[1]*=i,t[5]*=r,t[9]*=s,t[2]*=i,t[6]*=r,t[10]*=s,t[3]*=i,t[7]*=r,t[11]*=s,t},scalingMat4s:function(e){return re.scalingMat4c(e,e,e)},rotationTranslationMat4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.mat4(),r=e[0],s=e[1],n=e[2],o=e[3],a=r+r,l=s+s,u=n+n,c=r*a,A=r*l,h=r*u,d=s*l,p=s*u,f=n*u,v=o*a,g=o*l,m=o*u;return i[0]=1-(d+f),i[1]=A+m,i[2]=h-g,i[3]=0,i[4]=A-m,i[5]=1-(c+f),i[6]=p+v,i[7]=0,i[8]=h+g,i[9]=p-v,i[10]=1-(c+d),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=re.clamp,s=e[0],n=e[4],o=e[8],a=e[1],l=e[5],u=e[9],c=e[2],A=e[6],h=e[10];return"XYZ"===t?(i[1]=Math.asin(r(o,-1,1)),Math.abs(o)<.99999?(i[0]=Math.atan2(-u,h),i[2]=Math.atan2(-n,s)):(i[0]=Math.atan2(A,l),i[2]=0)):"YXZ"===t?(i[0]=Math.asin(-r(u,-1,1)),Math.abs(u)<.99999?(i[1]=Math.atan2(o,h),i[2]=Math.atan2(a,l)):(i[1]=Math.atan2(-c,s),i[2]=0)):"ZXY"===t?(i[0]=Math.asin(r(A,-1,1)),Math.abs(A)<.99999?(i[1]=Math.atan2(-c,h),i[2]=Math.atan2(-n,l)):(i[1]=0,i[2]=Math.atan2(a,s))):"ZYX"===t?(i[1]=Math.asin(-r(c,-1,1)),Math.abs(c)<.99999?(i[0]=Math.atan2(A,h),i[2]=Math.atan2(a,s)):(i[0]=0,i[2]=Math.atan2(-n,l))):"YZX"===t?(i[2]=Math.asin(r(a,-1,1)),Math.abs(a)<.99999?(i[0]=Math.atan2(-u,l),i[1]=Math.atan2(-c,s)):(i[0]=0,i[1]=Math.atan2(o,h))):"XZY"===t&&(i[2]=Math.asin(-r(n,-1,1)),Math.abs(n)<.99999?(i[0]=Math.atan2(A,l),i[1]=Math.atan2(o,s)):(i[0]=Math.atan2(-u,h),i[1]=0)),i},composeMat4:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:re.mat4();return re.quaternionToRotationMat4(t,r),re.scaleMat4v(i,r),re.translateMat4v(e,r),r},decomposeMat4:function(){var e=new q(3),t=new q(16);return function(i,r,s,n){e[0]=i[0],e[1]=i[1],e[2]=i[2];var o=re.lenVec3(e);e[0]=i[4],e[1]=i[5],e[2]=i[6];var a=re.lenVec3(e);e[8]=i[8],e[9]=i[9],e[10]=i[10];var l=re.lenVec3(e);re.determinantMat4(i)<0&&(o=-o),r[0]=i[12],r[1]=i[13],r[2]=i[14],t.set(i);var u=1/o,c=1/a,A=1/l;return t[0]*=u,t[1]*=u,t[2]*=u,t[4]*=c,t[5]*=c,t[6]*=c,t[8]*=A,t[9]*=A,t[10]*=A,re.mat4ToQuaternion(t,s),n[0]=o,n[1]=a,n[2]=l,this}}(),getColMat4:function(e,t){var i=4*t;return[e[i],e[i+1],e[i+2],e[i+3]]},setRowMat4:function(e,t,i){e[t]=i[0],e[t+4]=i[1],e[t+8]=i[2],e[t+12]=i[3]},lookAtMat4v:function(e,t,i,r){r||(r=re.mat4());var s,n,o,a,l,u,c,A,h,d,p=e[0],f=e[1],v=e[2],g=i[0],m=i[1],_=i[2],y=t[0],b=t[1],x=t[2];return p===y&&f===b&&v===x?re.identityMat4():(s=p-y,n=f-b,o=v-x,a=m*(o*=d=1/Math.sqrt(s*s+n*n+o*o))-_*(n*=d),l=_*(s*=d)-g*o,u=g*n-m*s,(d=Math.sqrt(a*a+l*l+u*u))?(a*=d=1/d,l*=d,u*=d):(a=0,l=0,u=0),c=n*u-o*l,A=o*a-s*u,h=s*l-n*a,(d=Math.sqrt(c*c+A*A+h*h))?(c*=d=1/d,A*=d,h*=d):(c=0,A=0,h=0),r[0]=a,r[1]=c,r[2]=s,r[3]=0,r[4]=l,r[5]=A,r[6]=n,r[7]=0,r[8]=u,r[9]=h,r[10]=o,r[11]=0,r[12]=-(a*p+l*f+u*v),r[13]=-(c*p+A*f+h*v),r[14]=-(s*p+n*f+o*v),r[15]=1,r)},lookAtMat4c:function(e,t,i,r,s,n,o,a,l){return re.lookAtMat4v([e,t,i],[r,s,n],[o,a,l],[])},orthoMat4c:function(e,t,i,r,s,n,o){o||(o=re.mat4());var a=t-e,l=r-i,u=n-s;return o[0]=2/a,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=2/l,o[6]=0,o[7]=0,o[8]=0,o[9]=0,o[10]=-2/u,o[11]=0,o[12]=-(e+t)/a,o[13]=-(r+i)/l,o[14]=-(n+s)/u,o[15]=1,o},frustumMat4v:function(e,t,i){i||(i=re.mat4());var r=[e[0],e[1],e[2],0],s=[t[0],t[1],t[2],0];re.addVec4(s,r,ee),re.subVec4(s,r,te);var n=2*r[2],o=te[0],a=te[1],l=te[2];return i[0]=n/o,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=n/a,i[6]=0,i[7]=0,i[8]=ee[0]/o,i[9]=ee[1]/a,i[10]=-ee[2]/l,i[11]=-1,i[12]=0,i[13]=0,i[14]=-n*s[2]/l,i[15]=0,i},frustumMat4:function(e,t,i,r,s,n,o){o||(o=re.mat4());var a=t-e,l=r-i,u=n-s;return o[0]=2*s/a,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=2*s/l,o[6]=0,o[7]=0,o[8]=(t+e)/a,o[9]=(r+i)/l,o[10]=-(n+s)/u,o[11]=-1,o[12]=0,o[13]=0,o[14]=-n*s*2/u,o[15]=0,o},perspectiveMat4:function(e,t,i,r,s){var n=[],o=[];return n[2]=i,o[2]=r,o[1]=n[2]*Math.tan(e/2),n[1]=-o[1],o[0]=o[1]*t,n[0]=-o[0],re.frustumMat4v(n,o,s)},compareMat4:function(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15]},transformPoint3:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec3(),r=t[0],s=t[1],n=t[2];return i[0]=e[0]*r+e[4]*s+e[8]*n+e[12],i[1]=e[1]*r+e[5]*s+e[9]*n+e[13],i[2]=e[2]*r+e[6]*s+e[10]*n+e[14],i},transformPoint4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4();return i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i},transformPoints3:function(e,t,i){for(var r,s,n,o,a,l=i||[],u=t.length,c=e[0],A=e[1],h=e[2],d=e[3],p=e[4],f=e[5],v=e[6],g=e[7],m=e[8],_=e[9],y=e[10],b=e[11],x=e[12],w=e[13],B=e[14],P=e[15],C=0;C<u;++C)r=(o=t[C])[0],s=o[1],n=o[2],(a=l[C]||(l[C]=[0,0,0]))[0]=c*r+p*s+m*n+x,a[1]=A*r+f*s+_*n+w,a[2]=h*r+v*s+y*n+B,a[3]=d*r+g*s+b*n+P;return l.length=u,l},transformPositions3:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2];e[3];var A=e[4],h=e[5],d=e[6];e[7];var p=e[8],f=e[9],v=e[10];e[11];var g=e[12],m=e[13],_=e[14];for(e[15],i=0;i<a;i+=3)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+A*s+p*n+g,o[i+1]=u*r+h*s+f*n+m,o[i+2]=c*r+d*s+v*n+_;return o},transformPositions4:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2],A=e[3],h=e[4],d=e[5],p=e[6],f=e[7],v=e[8],g=e[9],m=e[10],_=e[11],y=e[12],b=e[13],x=e[14],w=e[15];for(i=0;i<a;i+=4)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+h*s+v*n+y,o[i+1]=u*r+d*s+g*n+b,o[i+2]=c*r+p*s+m*n+x,o[i+3]=A*r+f*s+_*n+w;return o},transformVec3:function(e,t,i){var r=t[0],s=t[1],n=t[2];return(i=i||this.vec3())[0]=e[0]*r+e[4]*s+e[8]*n,i[1]=e[1]*r+e[5]*s+e[9]*n,i[2]=e[2]*r+e[6]*s+e[10]*n,i},transformVec4:function(e,t,i){var r=t[0],s=t[1],n=t[2],o=t[3];return(i=i||re.vec4())[0]=e[0]*r+e[4]*s+e[8]*n+e[12]*o,i[1]=e[1]*r+e[5]*s+e[9]*n+e[13]*o,i[2]=e[2]*r+e[6]*s+e[10]*n+e[14]*o,i[3]=e[3]*r+e[7]*s+e[11]*n+e[15]*o,i},rotateVec2:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:e,s=Math.cos(i),n=Math.sin(i),o=e[0]-t[0],a=e[1]-t[1];return r[0]=o*s-a*n+t[0],r[1]=o*n+a*s+t[1],e},rotateVec3X:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[0],n[1]=s[1]*Math.cos(i)-s[2]*Math.sin(i),n[2]=s[1]*Math.sin(i)+s[2]*Math.cos(i),r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},rotateVec3Y:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[2]*Math.sin(i)+s[0]*Math.cos(i),n[1]=s[1],n[2]=s[2]*Math.cos(i)-s[0]*Math.sin(i),r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},rotateVec3Z:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[0]*Math.cos(i)-s[1]*Math.sin(i),n[1]=s[0]*Math.sin(i)+s[1]*Math.cos(i),n[2]=s[2],r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},projectVec4:function(e,t){var i=1/e[3];return(t=t||re.vec2())[0]=e[0]*i,t[1]=e[1]*i,t},unprojectVec3:(N=new q(16),Q=new q(16),V=new q(16),function(e,t,i,r){return this.transformVec3(this.mulMat4(this.inverseMat4(t,N),this.inverseMat4(i,Q),V),e,r)}),lerpVec3:function(e,t,i,r,s,n){var o=n||re.vec3(),a=(e-t)/(i-t);return o[0]=r[0]+a*(s[0]-r[0]),o[1]=r[1]+a*(s[1]-r[1]),o[2]=r[2]+a*(s[2]-r[2]),o},lerpMat4:function(e,t,i,r,s,n){var o=n||re.mat4(),a=(e-t)/(i-t);return o[0]=r[0]+a*(s[0]-r[0]),o[1]=r[1]+a*(s[1]-r[1]),o[2]=r[2]+a*(s[2]-r[2]),o[3]=r[3]+a*(s[3]-r[3]),o[4]=r[4]+a*(s[4]-r[4]),o[5]=r[5]+a*(s[5]-r[5]),o[6]=r[6]+a*(s[6]-r[6]),o[7]=r[7]+a*(s[7]-r[7]),o[8]=r[8]+a*(s[8]-r[8]),o[9]=r[9]+a*(s[9]-r[9]),o[10]=r[10]+a*(s[10]-r[10]),o[11]=r[11]+a*(s[11]-r[11]),o[12]=r[12]+a*(s[12]-r[12]),o[13]=r[13]+a*(s[13]-r[13]),o[14]=r[14]+a*(s[14]-r[14]),o[15]=r[15]+a*(s[15]-r[15]),o},flatten:function(e){var t,i,r,s,n,o=[];for(t=0,i=e.length;t<i;t++)for(r=0,s=(n=e[t]).length;r<s;r++)o.push(n[r]);return o},identityQuaternion:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.vec4();return e[0]=0,e[1]=0,e[2]=0,e[3]=1,e},eulerToQuaternion:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=e[0]*re.DEGTORAD/2,s=e[1]*re.DEGTORAD/2,n=e[2]*re.DEGTORAD/2,o=Math.cos(r),a=Math.cos(s),l=Math.cos(n),u=Math.sin(r),c=Math.sin(s),A=Math.sin(n);return"XYZ"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l-u*c*A):"YXZ"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l+u*c*A):"ZXY"===t?(i[0]=u*a*l-o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l-u*c*A):"ZYX"===t?(i[0]=u*a*l-o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l+u*c*A):"YZX"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l-u*c*A):"XZY"===t&&(i[0]=u*a*l-o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l+u*c*A),i},mat4ToQuaternion:function(e){var t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec4(),r=e[0],s=e[4],n=e[8],o=e[1],a=e[5],l=e[9],u=e[2],c=e[6],A=e[10],h=r+a+A;return h>0?(t=.5/Math.sqrt(h+1),i[3]=.25/t,i[0]=(c-l)*t,i[1]=(n-u)*t,i[2]=(o-s)*t):r>a&&r>A?(t=2*Math.sqrt(1+r-a-A),i[3]=(c-l)/t,i[0]=.25*t,i[1]=(s+o)/t,i[2]=(n+u)/t):a>A?(t=2*Math.sqrt(1+a-r-A),i[3]=(n-u)/t,i[0]=(s+o)/t,i[1]=.25*t,i[2]=(l+c)/t):(t=2*Math.sqrt(1+A-r-a),i[3]=(o-s)/t,i[0]=(n+u)/t,i[1]=(l+c)/t,i[2]=.25*t),i},vec3PairToQuaternion:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=Math.sqrt(re.dotVec3(e,e)*re.dotVec3(t,t)),s=r+re.dotVec3(e,t);return s<1e-8*r?(s=0,Math.abs(e[0])>Math.abs(e[2])?(i[0]=-e[1],i[1]=e[0],i[2]=0):(i[0]=0,i[1]=-e[2],i[2]=e[1])):re.cross3Vec3(e,t,i),i[3]=s,re.normalizeQuaternion(i)},angleAxisToQuaternion:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec4(),i=e[3]/2,r=Math.sin(i);return t[0]=r*e[0],t[1]=r*e[1],t[2]=r*e[2],t[3]=Math.cos(i),t},quaternionToEuler:function(){var e=new q(16);return function(t,i,r){return r=r||re.vec3(),re.quaternionToRotationMat4(t,e),re.mat4ToEuler(e,i,r),r}}(),mulQuaternions:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=e[0],s=e[1],n=e[2],o=e[3],a=t[0],l=t[1],u=t[2],c=t[3];return i[0]=o*a+r*c+s*u-n*l,i[1]=o*l+s*c+n*a-r*u,i[2]=o*u+n*c+r*l-s*a,i[3]=o*c-r*a-s*l-n*u,i},vec3ApplyQuaternion:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec3(),r=t[0],s=t[1],n=t[2],o=e[0],a=e[1],l=e[2],u=e[3],c=u*r+a*n-l*s,A=u*s+l*r-o*n,h=u*n+o*s-a*r,d=-o*r-a*s-l*n;return i[0]=c*u+d*-o+A*-l-h*-a,i[1]=A*u+d*-a+h*-o-c*-l,i[2]=h*u+d*-l+c*-a-A*-o,i},quaternionToMat4:function(e,t){t=re.identityMat4(t);var i=e[0],r=e[1],s=e[2],n=e[3],o=2*i,a=2*r,l=2*s,u=o*n,c=a*n,A=l*n,h=o*i,d=a*i,p=l*i,f=a*r,v=l*r,g=l*s;return t[0]=1-(f+g),t[1]=d+A,t[2]=p-c,t[4]=d-A,t[5]=1-(h+g),t[6]=v+u,t[8]=p+c,t[9]=v-u,t[10]=1-(h+f),t},quaternionToRotationMat4:function(e,t){var i=e[0],r=e[1],s=e[2],n=e[3],o=i+i,a=r+r,l=s+s,u=i*o,c=i*a,A=i*l,h=r*a,d=r*l,p=s*l,f=n*o,v=n*a,g=n*l;return t[0]=1-(h+p),t[4]=c-g,t[8]=A+v,t[1]=c+g,t[5]=1-(u+p),t[9]=d-f,t[2]=A-v,t[6]=d+f,t[10]=1-(u+h),t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},normalizeQuaternion:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:e,i=re.lenVec4([e[0],e[1],e[2],e[3]]);return t[0]=e[0]/i,t[1]=e[1]/i,t[2]=e[2]/i,t[3]=e[3]/i,t},conjugateQuaternion:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:e;return t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=e[3],t},inverseQuaternion:function(e,t){return re.normalizeQuaternion(re.conjugateQuaternion(e,t))},quaternionToAngleAxis:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec4(),i=(e=re.normalizeQuaternion(e,ie))[3],r=2*Math.acos(i),s=Math.sqrt(1-i*i);return s<.001?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=e[0]/s,t[1]=e[1]/s,t[2]=e[2]/s),t[3]=r,t},AABB3:function(e){return new q(e||6)},AABB2:function(e){return new q(e||4)},OBB3:function(e){return new q(e||32)},OBB2:function(e){return new q(e||16)},Sphere3:function(e,t,i,r){return new q([e,t,i,r])},transformOBB3:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2],A=e[3],h=e[4],d=e[5],p=e[6],f=e[7],v=e[8],g=e[9],m=e[10],_=e[11],y=e[12],b=e[13],x=e[14],w=e[15];for(i=0;i<a;i+=4)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+h*s+v*n+y,o[i+1]=u*r+d*s+g*n+b,o[i+2]=c*r+p*s+m*n+x,o[i+3]=A*r+f*s+_*n+w;return o},containsAABB3:function(e,t){return e[0]<=t[0]&&t[3]<=e[3]&&e[1]<=t[1]&&t[4]<=e[4]&&e[2]<=t[2]&&t[5]<=e[5]},getAABB3Diag:function(){var e=new q(3),t=new q(3),i=new q(3);return function(r){return e[0]=r[0],e[1]=r[1],e[2]=r[2],t[0]=r[3],t[1]=r[4],t[2]=r[5],re.subVec3(t,e,i),Math.abs(re.lenVec3(i))}}(),getAABB3DiagPoint:function(){var e=new q(3),t=new q(3),i=new q(3);return function(r,s){e[0]=r[0],e[1]=r[1],e[2]=r[2],t[0]=r[3],t[1]=r[4],t[2]=r[5];var n=re.subVec3(t,e,i),o=s[0]-r[0],a=r[3]-s[0],l=s[1]-r[1],u=r[4]-s[1],c=s[2]-r[2],A=r[5]-s[2];return n[0]+=o>a?o:a,n[1]+=l>u?l:u,n[2]+=c>A?c:A,Math.abs(re.lenVec3(n))}}(),getAABB3Area:function(e){return(e[3]-e[0])*(e[4]-e[1])*(e[5]-e[2])},getAABB3Center:function(e,t){var i=t||re.vec3();return i[0]=(e[0]+e[3])/2,i[1]=(e[1]+e[4])/2,i[2]=(e[2]+e[5])/2,i},getAABB2Center:function(e,t){var i=t||re.vec2();return i[0]=(e[2]+e[0])/2,i[1]=(e[3]+e[1])/2,i},collapseAABB3:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.AABB3();return e[0]=re.MAX_DOUBLE,e[1]=re.MAX_DOUBLE,e[2]=re.MAX_DOUBLE,e[3]=re.MIN_DOUBLE,e[4]=re.MIN_DOUBLE,e[5]=re.MIN_DOUBLE,e},AABB3ToOBB3:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.OBB3();return 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C(e,[{key:"type",get:function(){return"Component"}},{key:"isComponent",get:function(){return!0}},{key:"glRedraw",value:function(){this._renderer&&(this._renderer.imageDirty(),this.castsShadow&&this._renderer.shadowsDirty())}},{key:"glResort",value:function(){this._renderer&&this._renderer.needStateSort()}},{key:"owner",get:function(){return this._owner}},{key:"isType",value:function(e){return this.type===e}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var r,s=this._eventSubs[e];if(s)for(var n in s)s.hasOwnProperty(n)&&(r=s[n],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new G),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var r=this._eventSubs[e];r?this._eventSubsNum[e]++:(r={},this._eventSubs[e]=r,this._eventSubsNum[e]=1);var s=this._subIdMap.addItem();r[s]={callback:t,scope:i||this},this._subIdEvents[s]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),s}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var r=this,s=this.on(e,(function(e){r.off(s),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){e="[LOG]"+this._message(e),window.console.log(e),this.scene.fire("log",e)}},{key:"_message",value:function(e){return" ["+this.type+" "+he.inQuotes(this.id)+"]: "+e}},{key:"warn",value:function(e){e="[WARN]"+this._message(e),window.console.warn(e),this.scene.fire("warn",e)}},{key:"error",value:function(e){e="[ERROR]"+this._message(e),window.console.error(e),this.scene.fire("error",e)}},{key:"_attach",value:function(e){var t=e.name;if(t){var i=e.component,r=e.sceneDefault,s=e.sceneSingleton,n=e.type,o=e.on,a=!1!==e.recompiles;if(i&&(he.isNumeric(i)||he.isString(i))){var l=i;if(!(i=this.scene.components[l]))return void this.error("Component not found: "+he.inQuotes(l))}if(!i)if(!0===s){var u=this.scene.types[n];for(var c in u)if(u.hasOwnProperty){i=u[c];break}if(!i)return this.error("Scene has no default component for '"+t+"'"),null}else if(!0===r&&!(i=this.scene[t]))return this.error("Scene has no default component for '"+t+"'"),null;if(i){if(i.scene.id!==this.scene.id)return void this.error("Not in same scene: "+i.type+" "+he.inQuotes(i.id));if(n&&!i.isType(n))return void this.error("Expected a "+n+" type or subtype: "+i.type+" "+he.inQuotes(i.id))}this._attachments||(this._attachments={});var A,h,d,p=this._attached[t];if(p){if(i&&p.id===i.id)return;var f=this._attachments[p.id];for(h=0,d=(A=f.subs).length;h<d;h++)p.off(A[h]);delete this._attached[t],delete this._attachments[p.id];var v=f.params.onDetached;v&&(he.isFunction(v)?v(p):v.scope?v.callback.call(v.scope,p):v.callback(p)),f.managingLifecycle&&p.destroy()}if(i){var g={params:e,component:i,subs:[],managingLifecycle:!1};g.subs.push(i.once("destroyed",(function(){g.params.component=null,this._attach(g.params)}),this)),a&&g.subs.push(i.on("dirty",(function(){this.fire("dirty",this)}),this)),this._attached[t]=i,this._attachments[i.id]=g;var m,_,y,b,x=e.onAttached;if(x&&(he.isFunction(x)?x(i):x.scope?x.callback.call(x.scope,i):x.callback(i)),o)for(m in o)if(o.hasOwnProperty(m)){if(_=o[m],he.isFunction(_)?(y=_,b=null):(y=_.callback,b=_.scope),!y)continue;g.subs.push(i.on(m,y,b))}}return a&&this.fire("dirty",this),this.fire(t,i),i}this.error("Component 'name' expected")}},{key:"_checkComponent",value:function(e,t){if(!t.isComponent){if(!he.isID(t))return void this.error("Expected a Component or ID");var i=t;if(!(t=this.scene.components[i]))return void this.error("Component not found: "+i)}if(e===t.type){if(t.scene.id===this.scene.id)return t;this.error("Not in same scene: "+t.type)}else this.error("Expected a "+e+" Component")}},{key:"_checkComponent2",value:function(e,t){if(!t.isComponent){if(!he.isID(t))return void this.error("Expected a Component or ID");var i=t;if(!(t=this.scene.components[i]))return void this.error("Component not found: "+i)}if(t.scene.id===this.scene.id){for(var r=0,s=e.length;r<s;r++)if(e[r]===t.type)return t;return this.error("Expected component types: "+e),null}this.error("Not in same scene: "+t.type)}},{key:"_own",value:function(e){var t=this;this._ownedComponents||(this._ownedComponents={}),this._ownedComponents[e.id]||(this._ownedComponents[e.id]=e),e.once("destroyed",(function(){delete t._ownedComponents[e.id]}),this)}},{key:"_needUpdate",value:function(e){this._updateScheduled||(this._updateScheduled=!0,0===e?this._doUpdate():we.scheduleTask(this._doUpdate,this))}},{key:"_doUpdate",value:function(){this._updateScheduled&&(this._updateScheduled=!1,this._update&&this._update())}},{key:"scheduleTask",value:function(e){we.scheduleTask(e,null)}},{key:"_update",value:function(){}},{key:"clear",value:function(){if(this._ownedComponents)for(var e in this._ownedComponents){if(this._ownedComponents.hasOwnProperty(e))this._ownedComponents[e].destroy(),delete this._ownedComponents[e]}}},{key:"destroy",value:function(){if(!this.destroyed){var e,t,i,r,s,n;if(this.fire("destroyed",this.destroyed=!0),this._attachments)for(e in this._attachments)if(this._attachments.hasOwnProperty(e)){for(i=(t=this._attachments[e]).component,s=0,n=(r=t.subs).length;s<n;s++)i.off(r[s]);t.managingLifecycle&&i.destroy()}if(this._ownedComponents)for(e in this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&((i=this._ownedComponents[e]).destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}}]),e}(),Me=re.vec3(),Ee=re.vec3(),Fe=re.mat4(),ke=function(){function e(){B(this,e),this.normal=re.vec3(),this.offset=0,this.testVertex=re.vec3()}return C(e,[{key:"set",value:function(e,t,i,r){var s=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*s,this.normal[1]=t*s,this.normal[2]=i*s,this.offset=r*s,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}]),e}(),Ie=C((function e(){B(this,e),this.planes=[new ke,new ke,new ke,new ke,new ke,new ke]}));function De(e,t,i){var r=re.mulMat4(i,t,Fe),s=r[0],n=r[1],o=r[2],a=r[3],l=r[4],u=r[5],c=r[6],A=r[7],h=r[8],d=r[9],p=r[10],f=r[11],v=r[12],g=r[13],m=r[14],_=r[15];e.planes[0].set(a-s,A-l,f-h,_-v),e.planes[1].set(a+s,A+l,f+h,_+v),e.planes[2].set(a-n,A-u,f-d,_-g),e.planes[3].set(a+n,A+u,f+d,_+g),e.planes[4].set(a-o,A-c,f-p,_-m),e.planes[5].set(a+o,A+c,f+p,_+m)}function Se(e,t){var i=Ie.INSIDE,r=Me,s=Ee;r[0]=t[0],r[1]=t[1],r[2]=t[2],s[0]=t[3],s[1]=t[4],s[2]=t[5];for(var n=[r,s],o=0;o<6;++o){var a=e.planes[o];if(a.normal[0]*n[a.testVertex[0]][0]+a.normal[1]*n[a.testVertex[1]][1]+a.normal[2]*n[a.testVertex[2]][2]+a.offset<0)return Ie.OUTSIDE;a.normal[0]*n[1-a.testVertex[0]][0]+a.normal[1]*n[1-a.testVertex[1]][1]+a.normal[2]*n[1-a.testVertex[2]][2]+a.offset<0&&(i=Ie.INTERSECT)}return i}Ie.INSIDE=0,Ie.INTERSECT=1,Ie.OUTSIDE=2;var Te=function(e){g(i,Ce);var t=_(i);function i(){var e,r=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(B(this,i),!r.viewer)throw"[MarqueePicker] Missing config: viewer";if(!r.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";return(e=t.call(this,r.viewer.scene,r)).viewer=r.viewer,e._objectsKdTree3=r.objectsKdTree3,e._canvasMarqueeCorner1=re.vec2(),e._canvasMarqueeCorner2=re.vec2(),e._canvasMarquee=re.AABB2(),e._marqueeFrustum=new Ie,e._marqueeFrustumProjMat=re.mat4(),e._pickMode=!1,e._marqueeElement=document.createElement("div"),document.body.appendChild(e._marqueeElement),e._marqueeElement.style.position="absolute",e._marqueeElement.style["z-index"]="40000005",e._marqueeElement.style.width="8px",e._marqueeElement.style.height="8px",e._marqueeElement.style.visibility="hidden",e._marqueeElement.style.top="0px",e._marqueeElement.style.left="0px",e._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",e._marqueeElement.style.opacity=1,e._marqueeElement.style["pointer-events"]="none",e}return C(i,[{key:"setMarqueeCorner1",value:function(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarqueeCorner2",value:function(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarquee",value:function(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}},{key:"setMarqueeVisible",value:function(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}},{key:"getMarqueeVisible",value:function(){return this._marqueVisible}},{key:"setPickMode",value:function(e){if(e!==i.PICK_MODE_INSIDE&&e!==i.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===i.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}},{key:"getPickMode",value:function(){return this._pickMode}},{key:"clear",value:function(){this.fire("clear",{})}},{key:"pick",value:function(){var e=this;this._updateMarquee(),this._buildMarqueeFrustum();var t=[];return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&function r(s){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ie.INTERSECT;if(n===Ie.INTERSECT&&(n=Se(e._marqueeFrustum,s.aabb)),n!==Ie.OUTSIDE){if(s.entities)for(var o=s.entities,a=0,l=o.length;a<l;a++){var u=o[a];if(u.visible){var c=u.aabb;if(e._pickMode===i.PICK_MODE_INSIDE)Se(e._marqueeFrustum,c)===Ie.INSIDE&&t.push(u.id);else Se(e._marqueeFrustum,c)!==Ie.OUTSIDE&&t.push(u.id)}}s.left&&r(s.left,n),s.right&&r(s.right,n)}}(this._objectsKdTree3.root),this.fire("picked",t),t}},{key:"_updateMarquee",value:function(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width="".concat(this._canvasMarquee[2]-this._canvasMarquee[0],"px"),this._marqueeElement.style.height="".concat(this._canvasMarquee[3]-this._canvasMarquee[1],"px"),this._marqueeElement.style.left="".concat(this._canvasMarquee[0],"px"),this._marqueeElement.style.top="".concat(this._canvasMarquee[1],"px")}},{key:"_buildMarqueeFrustum",value:function(){var e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,r=e.clientLeft,s=e.clientTop,n=2/t,o=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-r)*n-1,u=(this._canvasMarquee[2]-r)*n-1,c=-(this._canvasMarquee[3]-s)*o+1,A=-(this._canvasMarquee[1]-s)*o+1,h=this.viewer.scene.camera.frustum.near*(17*a);re.frustumMat4(l,u,c*a,A*a,h,1e4,this._marqueeFrustumProjMat),De(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}]),i}();Te.PICK_MODE_INTERSECTS=0,Te.PICK_MODE_INSIDE=1;var Re=function(e){g(i,Ce);var t=_(i);function i(e){var r;B(this,i),r=t.call(this,e.marqueePicker,e);var s,n,o,a,l,u,c,A=e.marqueePicker,h=A.viewer.scene.canvas.canvas,d=!1,p=!1,f=!1;return h.addEventListener("mousedown",(function(e){r.getActive()&&0===e.button&&(c=setTimeout((function(){var t=A.viewer.scene.input;t.keyDown[t.KEY_CTRL]||A.clear(),s=e.pageX,n=e.pageY,l=e.offsetX,A.setMarqueeCorner1([s,n]),d=!0,A.viewer.cameraControl.pointerEnabled=!1,A.setMarqueeVisible(!0),h.style.cursor="crosshair"}),400),p=!0)})),h.addEventListener("mouseup",(function(e){if(r.getActive()&&(d||f)&&0===e.button){clearTimeout(c),o=e.pageX,a=e.pageY;var t=Math.abs(o-s),i=Math.abs(a-n);d=!1,A.viewer.cameraControl.pointerEnabled=!0,f&&(f=!1),(t>3||i>3)&&A.pick()}})),document.addEventListener("mouseup",(function(e){r.getActive()&&0===e.button&&(clearTimeout(c),d&&(A.setMarqueeVisible(!1),d=!1,p=!1,f=!0,A.viewer.cameraControl.pointerEnabled=!0))}),!0),h.addEventListener("mousemove",(function(e){r.getActive()&&0===e.button&&p&&(clearTimeout(c),d&&(o=e.pageX,a=e.pageY,u=e.offsetX,A.setMarqueeVisible(!0),A.setMarqueeCorner2([o,a]),A.setPickMode(l<u?Te.PICK_MODE_INSIDE:Te.PICK_MODE_INTERSECTS)))})),r}return C(i,[{key:"setActive",value:function(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}},{key:"getActive",value:function(){return this._active}},{key:"destroy",value:function(){}}]),i}(),Le=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this.viewer=t,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==i.active,this._visible=!1,this._running=!1,this._destroyed=!1}return C(e,[{key:"start",value:function(e){var t=this;if(!this._destroyed){this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.marginLeft="".concat(this._circlePos[0]-this._circleRadius,"px"),this._circleDiv.style.marginTop="".concat(this._circlePos[1]-this._circleRadius,"px");var i,r=this._circleMaxRadius;this._running=!0,requestAnimationFrame((function e(s){if(t._running){i||(i=s);var n=s-i,o=Math.min(n/300,1),a=r+(2-r)*o;t._circleRadius=a,t._circleDiv.style.width="".concat(t._circleRadius,"px"),t._circleDiv.style.height="".concat(t._circleRadius,"px"),t._circleDiv.style.marginLeft="".concat(t._circlePos[0]-t._circleRadius/2,"px"),t._circleDiv.style.marginTop="".concat(t._circlePos[1]-t._circleRadius/2,"px"),o<1&&requestAnimationFrame(e)}})),this._circleDiv.style.visibility="visible"}}},{key:"stop",value:function(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.visibility="hidden")}},{key:"durationMs",get:function(){return this._durationMs},set:function(e){this.stop(),this._durationMs=e}},{key:"destroy",value:function(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}]),e}(),Ue=function(){function e(t,i,r){B(this,e),this.id=r&&r.id?r.id:t,this.viewer=i,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,i.addPlugin(this)}return C(e,[{key:"scheduleTask",value:function(e){we.scheduleTask(e,null)}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var r,s=this._eventSubs[e];if(s)for(var n in s)s.hasOwnProperty(n)&&(r=s[n],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new G),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var r=this._eventSubs[e];r?this._eventSubsNum[e]++:(r={},this._eventSubs[e]=r,this._eventSubsNum[e]=1);var s=this._subIdMap.addItem();r[s]={callback:t,scope:i||this},this._subIdEvents[s]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),s}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var r=this,s=this.on(e,(function(e){r.off(s),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){console.log("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"warn",value:function(e){console.warn("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.removePlugin(this)}}]),e}(),Oe=function(){var e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i},Ne=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==r.visible,this._culled=!1;var s=this._dot,n=s.style;n["border-radius"]="25px",n.border="solid 2px white",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===r.zIndex?"40000005":r.zIndex,n.width="8px",n.height="8px",n.visibility=this._visible?"visible":"hidden",n.top="0px",n.left="0px",n["box-shadow"]="0 2px 5px 0 #182A3D;",n.opacity=1,n["pointer-events"]="none",r.onContextMenu,t.appendChild(s);var o=this._dotClickable,a=o.style;a["border-radius"]="35px",a.border="solid 10px white",a.position="absolute",a["z-index"]=void 0===r.zIndex?"40000007":r.zIndex+1,a.width="8px",a.height="8px",a.visibility="visible",a.top="0px",a.left="0px",a.opacity=0,a["pointer-events"]="none",r.onContextMenu,t.appendChild(o),o.addEventListener("click",(function(e){t.dispatchEvent(new MouseEvent("mouseover",e))})),r.onMouseOver&&o.addEventListener("mouseover",(function(e){r.onMouseOver(e,i),t.dispatchEvent(new MouseEvent("mouseover",e))})),r.onMouseLeave&&o.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i)})),r.onMouseWheel&&o.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&o.addEventListener("mousedown",(function(e){r.onMouseDown(e,i)})),r.onMouseUp&&o.addEventListener("mouseup",(function(e){r.onMouseUp(e,i)})),r.onMouseMove&&o.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onTouchstart&&o.addEventListener("touchstart",(function(e){r.onTouchstart(e,i)})),r.onTouchmove&&o.addEventListener("touchmove",(function(e){r.onTouchmove(e,i)})),r.onTouchend&&o.addEventListener("touchend",(function(e){r.onTouchend(e,i)})),r.onContextMenu&&(Oe()?(o.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),o.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):o.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(r.x||0,r.y||0),this.setFillColor(r.fillColor),this.setBorderColor(r.borderColor)}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var r=this._dotClickable.style;r.left=Math.round(e)-9+"px",r.top=Math.round(t)-9+"px"}},{key:"setFillColor",value:function(e){this._dot.style.background=e||"lightgreen"}},{key:"setBorderColor",value:function(e){this._dot.style.border="solid 2px"+(e||"black")}},{key:"setOpacity",value:function(e){this._dot.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}},{key:"destroy",value:function(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}]),e}(),Qe=re.vec3(),Ve=function(){var e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(r,s,n){return n=n||e,t[0]=s[0],t[1]=s[1],t[2]=s[2],t[3]=1,re.transformVec4(r,t,i),re.setMat4Translation(r,i,n),n.slice()}}();function He(e,t,i){var r=Float32Array.from([e[0]])[0],s=e[0]-r,n=Float32Array.from([e[1]])[0],o=e[1]-n,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=r,t[1]=n,t[2]=a,i[0]=s,i[1]=o,i[2]=l}function je(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1e3,s=re.getPositionsCenter(e,Qe),n=Math.round(s[0]/r)*r,o=Math.round(s[1]/r)*r,a=Math.round(s[2]/r)*r;i[0]=n,i[1]=o,i[2]=a;var l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(var u=0,c=e.length;u<c;u+=3)t[u+0]=e[u+0]-n,t[u+1]=e[u+1]-o,t[u+2]=e[u+2]-a;return l}function Ge(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function ze(e,t,i,r){var s=re.dotVec3(t,i)+e,n=re.normalizeVec3(t,Qe);return re.mulVec3Scalar(n,-s,r),r}var We=1,Ke=4,Xe=8,Je=16,Ye=32,Ze=256,qe=512,$e=1024,et=2048,tt=new Float32Array([0,0,0]),it=new Uint16Array([0,0,0]);re.OBB3();var rt=function(){function e(t,i,r,s,n,o){B(this,e),this._isObject=i,this.scene=t.scene,this.model=t,this.meshes=s,this._numPrimitives=0;for(var a=0,l=this.meshes.length;a<l;a++){var u=this.meshes[a];u.parent=this,u.entity=this,this._numPrimitives+=u.numPrimitives}this.id=r,this.originalSystemId=re.unglobalizeObjectId(t.id,r),this._flags=n,this._aabb=re.AABB3(),this._aabbDirty=!0,this._offset=re.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&t.scene._registerObject(this)}return C(e,[{key:"_transformDirty",value:function(){this._aabbDirty=!0,this.model._transformDirty()}},{key:"_sceneModelDirty",value:function(){this._aabbDirty=!0;for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}},{key:"aabb",get:function(){if(this._aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this.meshes.length;e<t;e++)re.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return!1}},{key:"isObject",get:function(){return this._isObject}},{key:"numPrimitives",get:function(){return this._numPrimitives}},{key:"numTriangles",get:function(){return this._numPrimitives}},{key:"visible",get:function(){return this._getFlag(We)},set:function(e){if(!!(this._flags&We)!==e){this._flags=e?this._flags|We:this._flags&~We;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}},{key:"highlighted",get:function(){return this._getFlag(qe)},set:function(e){if(!!(this._flags&qe)!==e){this._flags=e?this._flags|qe:this._flags&~qe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}},{key:"xrayed",get:function(){return this._getFlag(Ze)},set:function(e){if(!!(this._flags&Ze)!==e){this._flags=e?this._flags|Ze:this._flags&~Ze;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}},{key:"selected",get:function(){return this._getFlag($e)},set:function(e){if(!!(this._flags&$e)!==e){this._flags=e?this._flags|$e:this._flags&~$e;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}},{key:"edges",get:function(){return this._getFlag(et)},set:function(e){if(!!(this._flags&et)!==e){this._flags=e?this._flags|et:this._flags&~et;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}},{key:"culledVFC",get:function(){return!!this._culledVFC},set:function(e){this._culledVFC=e,this._setCulled()}},{key:"culledLOD",get:function(){return!!this._culledLOD},set:function(e){this._culledLOD=e,this._setCulled()}},{key:"culled",get:function(){return!!this._culled},set:function(e){this._culled=e,this._setCulled()}},{key:"_setCulled",value:function(){var e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&Ke)!==e){this._flags=e?this._flags|Ke:this._flags&~Ke;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}},{key:"clippable",get:function(){return this._getFlag(Je)},set:function(e){if(!!(this._flags&Je)!==e){this._flags=e?this._flags|Je:this._flags&~Je;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}},{key:"collidable",get:function(){return this._getFlag(Ye)},set:function(e){if(!!(this._flags&Ye)!==e){this._flags=e?this._flags|Ye:this._flags&~Ye;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}},{key:"pickable",get:function(){return this._getFlag(Xe)},set:function(e){if(!!(this._flags&Xe)!==e){this._flags=e?this._flags|Xe:this._flags&~Xe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}},{key:"colorize",get:function(){if(0===this.meshes.length)return null;var e=this.meshes[0]._colorize;return tt[0]=e[0]/255,tt[1]=e[1]/255,tt[2]=e[2]/255,tt},set:function(e){if(e){it[0]=Math.floor(255*e[0]),it[1]=Math.floor(255*e[1]),it[2]=Math.floor(255*e[2]);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setColorize(it)}else for(var r=0,s=this.meshes.length;r<s;r++)this.meshes[r]._setColorize(null);if(this._isObject){var n=!!e;this.scene._objectColorizeUpdated(this,n),this._colorizeUpdated=n}this.model.glRedraw()}},{key:"opacity",get:function(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1},set:function(e){if(0!==this.meshes.length){var t=null!=e,i=this.meshes[0]._colorize[3],r=255;if(t){if(e<0?e=0:e>1&&(e=1),i===(r=Math.floor(255*e)))return}else if(i===(r=255))return;for(var s=0,n=this.meshes.length;s<n;s++)this.meshes[s]._setOpacity(r,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}},{key:"saoEnabled",get:function(){return this.model.saoEnabled}},{key:"getEachVertex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}},{key:"getEachIndex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}},{key:"volume",get:function(){for(var e=0,t=0,i=this.meshes.length;t<i;t++){var r=this.meshes[t].volume;if(r<0)return-1;e+=r}return e}},{key:"surfaceArea",get:function(){for(var e=0,t=0,i=this.meshes.length;t<i;t++){var r=this.meshes[t].surfaceArea;r>=0&&(e+=r)}return e>0?e:-1}},{key:"_getFlag",value:function(e){return!!(this._flags&e)}},{key:"_finalize",value:function(){var e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._finalize(this._flags)}},{key:"_finalize2",value:function(){for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}},{key:"_destroy",value:function(){var e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._destroy();e._aabbDirty=!0}}]),e}(),st=re.vec4(),nt=re.vec4(),ot=function(e){g(i,Ce);var t=_(i);function i(e,r){var s;return B(this,i),(s=t.call(this,e,r))._entity=null,s._visible=null,s._worldPos=re.vec3(),s._origin=re.vec3(),s._rtcPos=re.vec3(),s._viewPos=re.vec3(),s._canvasPos=re.vec2(),s._occludable=!1,s._onCameraViewMatrix=s.scene.camera.on("matrix",(function(){s._viewPosDirty=!0,s._needUpdate()})),s._onCameraProjMatrix=s.scene.camera.on("projMatrix",(function(){s._canvasPosDirty=!0,s._needUpdate()})),s._onEntityDestroyed=null,s._onEntityModelDestroyed=null,s._renderer.addMarker(b(s)),s.entity=r.entity,s.worldPos=r.worldPos,s.occludable=r.occludable,s}return C(i,[{key:"_update",value:function(){if(this._viewPosDirty&&(re.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){st.set(this._viewPos),st[3]=1,re.transformPoint4(this.scene.camera.projMatrix,st,nt);var e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+nt[0]/nt[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-nt[1]/nt[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}},{key:"_setVisible",value:function(e){this._visible,this._visible=e,this.fire("visible",this._visible)}},{key:"entity",get:function(){return this._entity},set:function(e){var t=this;if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof rt?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(function(){t._entity=null,t._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(function(){t._entity=null,t._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}},{key:"occludable",get:function(){return this._occludable},set:function(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}},{key:"worldPos",get:function(){return this._worldPos},set:function(e){this._worldPos.set(e||[0,0,0]),He(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}},{key:"origin",get:function(){return this._origin}},{key:"rtcPos",get:function(){return this._rtcPos}},{key:"viewPos",get:function(){return this._update(),this._viewPos}},{key:"canvasPos",get:function(){return this._update(),this._canvasPos}},{key:"visible",get:function(){return!!this._visible}},{key:"destroy",value:function(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),at=function(){};function lt(e,t,i){var r=e.getBoundingClientRect(),s=t.getBoundingClientRect();i[0]+=r.left-s.left,i[1]+=r.top-s.top}var ut=function(e){g(i,ot);var t=_(i);function i(e,r,s){var n,o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};B(this,i);var a=function(e,t){return function(i){e&&e(i),n.fire(t,i,!0)}};(n=t.call(this,e,r))._dot=new Ne(s,{fillColor:o.fillColor,zIndex:o.zIndex,onMouseOver:a(o.onMouseOver,"mouseover"),onMouseLeave:a(o.onMouseLeave,"mouseleave"),onMouseWheel:a(o.onMouseWheel,"wheel"),onMouseDown:a(o.onMouseDown,"mousedown"),onMouseUp:a(o.onMouseUp,"mouseup"),onMouseMove:a(o.onMouseMove,"mousemove"),onTouchstart:a(o.onTouchstart,"touchstart"),onTouchmove:a(o.onTouchmove,"touchmove"),onTouchend:a(o.onTouchend,"touchend"),onContextMenu:a(o.onContextMenu,"contextmenu")});var l=function(){var t=n.canvasPos.slice();lt(e.canvas.canvas,s,t),n._dot.setPos(t[0],t[1])};n.on("worldPos",l);var u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return n._cleanup=function(){e.camera.off(u),e.camera.off(c),n._dot.destroy()},n}return C(i,[{key:"setClickable",value:function(e){this._dot.setClickable(e)}},{key:"setCulled",value:function(e){this._dot.setCulled(e)}},{key:"setFillColor",value:function(e){this._dot.setFillColor(e)}},{key:"setHighlighted",value:function(e){this._dot.setHighlighted(e)}},{key:"setOpacity",value:function(e){this._dot.setOpacity(e)}},{key:"setVisible",value:function(e){this._dot.setVisible(e)}},{key:"destroy",value:function(){this._cleanup(),f(x(i.prototype),"destroy",this).call(this)}}]),i}();function ct(e,t){var i,r=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=r("viewer"),n=r("ray2WorldPos"),o=r("handleMouseEvents",!1),a=r("handleTouchEvents",!1),l=r("onStart",at),u=r("onMove",at),c=r("onEnd",at),A=s.scene,d=A.canvas.canvas,p=function(e){var t=re.vec2([e.clientX,e.clientY]);lt(d.ownerDocument.documentElement,d,t),u(t,function(e){var t=re.vec3(),i=re.vec3();return re.canvasPosToWorldRay(d,A.camera.viewMatrix,A.camera.projMatrix,A.camera.projection,e,t,i),n(t,i,e)}(t))},f=null,v=function(e){var t=f.matchesEvent(e);t&&p(t)},g=function(t){var i=f.matchesEvent(t);i&&(e.setOpacity(b),f.cleanup(),p(i),c())},m=function(t,i){f&&f.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,f={matchesEvent:t,cleanup:function(){f=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},l()},_=[],y=function(t,i){var r=e.on(t,i);_.push((function(){return e.off(r)}))};(o&&(y("mouseover",(function(){return!f&&e.setOpacity(1)})),y("mouseleave",(function(){return!f&&e.setOpacity(b)})),y("mousedown",(function(e){1===e.which&&(d.addEventListener("mousemove",v),d.addEventListener("mouseup",g),m((function(e){return 1===e.which&&e}),(function(){d.removeEventListener("mousemove",v),d.removeEventListener("mouseup",g)})))}))),a)&&(y("touchstart",(function(e){e.preventDefault(),1===e.touches.length&&(i=e.touches[0].identifier,m((function(e){return h(e.changedTouches).find((function(e){return e.identifier===i}))}),(function(){i=null})))})),y("touchmove",(function(e){e.preventDefault(),v(e)})),y("touchend",(function(e){e.preventDefault(),g(e)})));var b=.8;return e.setOpacity(b),function(){f&&f.cleanup(),_.forEach((function(e){return e()})),e.setOpacity(1)}}function At(e){var t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),r=t("handleMouseEvents",!1),s=t("handleTouchEvents",!1),n=t("pointerLens",null),o=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",at),u=n?function(e){n.visible=!!e,e&&(n.canvasPos=e)}:function(){},c=o.map((function(e){var t;return ct(e,{handleMouseEvents:r,handleTouchEvents:s,viewer:i,ray2WorldPos:function(e,i,r){return a(e,i,r)||t},onStart:function(){t=e.worldPos.slice(),A(!1,e)},onMove:function(t,i){u(t),e.worldPos=i},onEnd:function(){l(t,e)||(e.worldPos=t),u(null),A(!0,e)}})})),A=function(e,t){return o.forEach((function(i){return i!==t&&i.setClickable(e)}))};return A(!0),function(){c.forEach((function(e){return e()})),u(null)}}var ht=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._color=r.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=r.thickness||1,this._thicknessClickable=r.thicknessClickable||6,this._visible=!0,this._culled=!1;var s=this._wire,n=s.style;n.border="solid "+this._thickness+"px "+this._color,n.position="absolute",n["z-index"]=void 0===r.zIndex?"2000001":r.zIndex,n.width="0px",n.height="0px",n.visibility="visible",n.top="0px",n.left="0px",n["-webkit-transform-origin"]="0 0",n["-moz-transform-origin"]="0 0",n["-ms-transform-origin"]="0 0",n["-o-transform-origin"]="0 0",n["transform-origin"]="0 0",n["-webkit-transform"]="rotate(0deg)",n["-moz-transform"]="rotate(0deg)",n["-ms-transform"]="rotate(0deg)",n["-o-transform"]="rotate(0deg)",n.transform="rotate(0deg)",n.opacity=1,n["pointer-events"]="none",r.onContextMenu,t.appendChild(s);var o=this._wireClickable,a=o.style;a.border="solid "+this._thicknessClickable+"px "+this._color,a.position="absolute",a["z-index"]=void 0===r.zIndex?"2000002":r.zIndex+1,a.width="0px",a.height="0px",a.visibility="visible",a.top="0px",a.left="0px",a["-webkit-transform-origin"]="0 0",a["-moz-transform-origin"]="0 0",a["-ms-transform-origin"]="0 0",a["-o-transform-origin"]="0 0",a["transform-origin"]="0 0",a["-webkit-transform"]="rotate(0deg)",a["-moz-transform"]="rotate(0deg)",a["-ms-transform"]="rotate(0deg)",a["-o-transform"]="rotate(0deg)",a.transform="rotate(0deg)",a.opacity=0,a["pointer-events"]="none",r.onContextMenu,t.appendChild(o),r.onMouseOver&&o.addEventListener("mouseover",(function(e){r.onMouseOver(e,i)})),r.onMouseLeave&&o.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i)})),r.onMouseWheel&&o.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&o.addEventListener("mousedown",(function(e){r.onMouseDown(e,i)})),r.onMouseUp&&o.addEventListener("mouseup",(function(e){r.onMouseUp(e,i)})),r.onMouseMove&&o.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onContextMenu&&(Oe()?(o.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),o.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):o.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}return C(e,[{key:"visible",get:function(){return"visible"===this._wire.style.visibility}},{key:"_update",value:function(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var r=this._wireClickable.style;r.width=Math.round(e)+"px",r.left=Math.round(this._x1)+"px",r.top=Math.round(this._y1)+"px",r["-webkit-transform"]="rotate("+t+"deg)",r["-moz-transform"]="rotate("+t+"deg)",r["-ms-transform"]="rotate("+t+"deg)",r["-o-transform"]="rotate("+t+"deg)",r.transform="rotate("+t+"deg)"}},{key:"setStartAndEnd",value:function(e,t,i,r){this._x1=e,this._y1=t,this._x2=i,this._y2=r,this._update()}},{key:"setColor",value:function(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}},{key:"setOpacity",value:function(e){this._wire.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}},{key:"destroy",value:function(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}]),e}(),dt=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._highlightClass="viewer-ruler-label-highlighted",this._prefix=r.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var s=this._label,n=s.style;n["border-radius"]="5px",n.color="white",n.padding="4px",n.border="solid 1px",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===r.zIndex?"5000005":r.zIndex,n.width="auto",n.height="auto",n.visibility="visible",n.top="0px",n.left="0px",n["pointer-events"]="all",n.opacity=1,r.onContextMenu,s.innerText="",t.appendChild(s),this.setPos(r.x||0,r.y||0),this.setFillColor(r.fillColor),this.setBorderColor(r.fillColor),this.setText(r.text),r.onMouseOver&&s.addEventListener("mouseover",(function(e){r.onMouseOver(e,i),e.preventDefault()})),r.onMouseLeave&&s.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i),e.preventDefault()})),r.onMouseWheel&&s.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&s.addEventListener("mousedown",(function(e){r.onMouseDown(e,i),e.stopPropagation()})),r.onMouseUp&&s.addEventListener("mouseup",(function(e){r.onMouseUp(e,i),e.stopPropagation()})),r.onMouseMove&&s.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onContextMenu&&(Oe()?(s.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),s.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):s.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}},{key:"setPosOnWire",value:function(e,t,i,r){var s=e+.5*(i-e),n=t+.5*(r-t),o=this._label.style;o.left=Math.round(s)-20+"px",o.top=Math.round(n)-12+"px"}},{key:"setPosBetweenWires",value:function(e,t,i,r,s,n){var o=(e+i+s)/3,a=(t+r+n)/3,l=this._label.style;l.left=Math.round(o)-20+"px",l.top=Math.round(a)-12+"px"}},{key:"setText",value:function(e){this._label.innerHTML=this._prefix+(e||"")}},{key:"setFillColor",value:function(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}},{key:"setBorderColor",value:function(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}},{key:"setOpacity",value:function(e){this._label.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}},{key:"setClickable",value:function(e){this._label.style["pointer-events"]=e?"all":"none"}},{key:"setPrefix",value:function(e){this._prefix!==e&&(this._prefix=e)}},{key:"destroy",value:function(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}]),e}(),pt=re.vec3(),ft=re.vec3(),vt=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";r._color=s.color||e.defaultColor;var n=r.plugin.viewer.scene;r._originWorld=re.vec3(),r._cornerWorld=re.vec3(),r._targetWorld=re.vec3(),r._wp=new Float64Array(12),r._vp=new Float64Array(12),r._pp=new Float64Array(12),r._cp=new Int16Array(6);var o=s.onMouseOver?function(e){s.onMouseOver(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=s.onMouseLeave?function(e){s.onMouseLeave(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=s.onContextMenu?function(e){s.onContextMenu(e,b(r))}:null,u=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},c=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},A=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},h=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};return r._originDot=new ut(n,s.origin,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._cornerDot=new ut(n,s.corner,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._targetDot=new ut(n,s.target,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._originWire=new ht(r._container,{color:r._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._targetWire=new ht(r._container,{color:r._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._angleLabel=new dt(r._container,{fillColor:r._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._wpDirty=!1,r._vpDirty=!1,r._cpDirty=!1,r._visible=!1,r._originVisible=!1,r._cornerVisible=!1,r._targetVisible=!1,r._originWireVisible=!1,r._targetWireVisible=!1,r._angleVisible=!1,r._labelsVisible=!1,r._clickable=!1,r._originDot.on("worldPos",(function(e){r._originWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._cornerDot.on("worldPos",(function(e){r._cornerWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._targetDot.on("worldPos",(function(e){r._targetWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._onViewMatrix=n.camera.on("viewMatrix",(function(){r._vpDirty=!0,r._needUpdate(0)})),r._onProjMatrix=n.camera.on("projMatrix",(function(){r._cpDirty=!0,r._needUpdate()})),r._onCanvasBoundary=n.canvas.on("boundary",(function(){r._cpDirty=!0,r._needUpdate(0)})),r._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){r._sectionPlanesDirty=!0,r._needUpdate()})),r.approximate=s.approximate,r.visible=s.visible,r.originVisible=s.originVisible,r.cornerVisible=s.cornerVisible,r.targetVisible=s.targetVisible,r.originWireVisible=s.originWireVisible,r.targetWireVisible=s.targetWireVisible,r.angleVisible=s.angleVisible,r.labelsVisible=s.labelsVisible,r}return C(i,[{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(re.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){var t=-.3,i=this._originDot.viewPos[2],r=this._cornerDot.viewPos[2],s=this._targetDot.viewPos[2];if(i>t||r>t||s>t)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);re.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var n=this._pp,o=this._cp,a=e.canvas.canvas.getBoundingClientRect(),l=this._container.getBoundingClientRect(),u=a.top-l.top,c=a.left-l.left,A=e.canvas.boundary,h=A[2],d=A[3],p=0,f=0,v=n.length;f<v;f+=4)o[p]=c+Math.floor((1+n[f+0]/n[f+3])*h/2),o[p+1]=u+Math.floor((1-n[f+1]/n[f+3])*d/2),p+=2;if(this._originWire.setStartAndEnd(o[0],o[1],o[2],o[3]),this._targetWire.setStartAndEnd(o[2],o[3],o[4],o[5]),this._angleLabel.setPosBetweenWires(o[0],o[1],o[2],o[3],o[4],o[5]),re.subVec3(this._originWorld,this._cornerWorld,pt),re.subVec3(this._targetWorld,this._cornerWorld,ft),!(0===pt[0]&&0===pt[1]&&0===pt[2]||0===ft[0]&&0===ft[1]&&0===ft[2])){var g=this._approximate?" ~ ":" = ";re.normalizeVec3(pt),re.normalizeVec3(ft);var m=Math.abs(re.angleVec3(pt,ft));this._angle=m/re.DEGTORAD,this._angleLabel.setText(g+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,r=t.length;i<r;i++){var s=t[i];if(re.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originDot}},{key:"corner",get:function(){return this._cornerDot}},{key:"target",get:function(){return this._targetDot}},{key:"angle",get:function(){return this._update(),this._angle}},{key:"color",get:function(){return this._color},set:function(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}},{key:"cornerVisible",get:function(){return this._cornerVisible},set:function(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originWireVisible",get:function(){return this._originWireVisible},set:function(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetWireVisible",get:function(){return this._targetWireVisible},set:function(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"angleVisible",get:function(){return this._angleVisible},set:function(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),gt=function(e){g(i,Ce);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"currentMeasurement",get:function(){return null}},{key:"destroy",value:function(){}}]),i}(),mt=function(e){g(i,gt);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene))._canvasToPagePos=s.canvasToPagePos,r.pointerLens=s.pointerLens,r._active=!1,r._currentAngleMeasurement=null,r._initMarkerDiv(),r._snapping=!1!==s.snapping,r._mouseState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}},{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;var t=this.scene;t.input;var i=t.canvas.canvas,r=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens,n=!1,o=null,a=0,l=0,u=re.vec3(),c=re.vec2();this._currentAngleMeasurement=null;var A=function e(t){return t.offsetTop+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},h=function e(t){return t.offsetLeft+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},d=re.vec2(),p=function(t){t.snappedToVertex||t.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=t.canvasPos,s.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,s.snapped=!0),e.markerDiv.style.background="greenyellow",e.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=t.canvasPos,s.snappedCanvasPos=t.canvasPos,s.snapped=!1),e.markerDiv.style.background="pink",e.markerDiv.style.border="2px solid red");var r=t.snappedCanvasPos||t.canvasPos;switch(n=!0,o=t.entity,u.set(t.worldPos),c.set(r),e._mouseState){case 0:e._canvasToPagePos?(e._canvasToPagePos(i,r,d),e.markerDiv.style.left="".concat(d[0]-5,"px"),e.markerDiv.style.top="".concat(d[1]-5,"px")):(e.markerDiv.style.left="".concat(h(i)+r[0]-5,"px"),e.markerDiv.style.top="".concat(A(i)+r[1]-5,"px"));break;case 1:e._currentAngleMeasurement&&(e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer";break;case 2:e._currentAngleMeasurement&&(e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer"}};this._onHoverSnapOrSurface=r.on("hoverSnapOrSurface",(function(t){e._snapping&&p(t)})),this._onHoverSurface=r.on("hoverSurface",(function(t){e._snapping||p(t)})),i.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(a=e.clientX,l=e.clientY)}),i.addEventListener("mouseup",this._onMouseUp=function(t){if(1===t.which&&!(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20))switch(e._mouseState){case 0:n&&(e._currentAngleMeasurement=e.angleMeasurementsPlugin.createMeasurement({id:re.createUUID(),origin:{worldPos:u,entity:o},corner:{worldPos:u,entity:o},target:{worldPos:u,entity:o},approximate:!0}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.origin.entity=o,e._mouseState=1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement));break;case 1:n?(e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.corner.entity=o,e._mouseState=2):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement));break;case 2:n?(e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.entity=o,e._currentAngleMeasurement.clickable=!0,o=null,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._mouseState=0):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement))}});var f=function(t){if(n=!1,s&&(s.visible=!0,s.pointerPos=t.canvasPos,s.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,s.snapped=!1),e.markerDiv.style.left="-100px",e.markerDiv.style.top="-100px",e._currentAngleMeasurement){switch(e._mouseState){case 0:e._currentAngleMeasurement.originVisible=!1;break;case 1:e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1;break;case 2:e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1}i.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=r.on("hoverSnapOrSurfaceOff",(function(t){e._snapping&&f(t)})),this._onHoverOff=r.on("hoverOff",(function(t){e._snapping||f(t)})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.pointerLens&&(this.pointerLens.visible=!1),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}},{key:"currentMeasurement",get:function(){return this._currentAngleMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),_t=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"AngleMeasurements",e))._container=s.container||document.body,r._defaultControl=null,r._measurements={},r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.defaultLabelsVisible=!1!==s.defaultLabelsVisible,r.zIndex=s.zIndex||1e4,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new mt(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,r=t.corner,s=t.target,n=new vt(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},corner:{entity:r.entity,worldPos:r.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:t.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[n.id]=n,n.on("destroyed",(function(){delete e._measurements[n.id]})),n.clickable=!0,this.fire("measurementCreated",n),n}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var r=A(i[t],2);r[0];r[1].labelShown=e}}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),yt=function(e){g(i,gt);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e.viewer.scene)).pointerLens=s.pointerLens,r.pointerCircle=new Le(e.viewer),r._active=!1;var n=document.createElement("div"),o=r.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",r.markerDiv=n,r._currentAngleMeasurement=null,r._longTouchTimeoutMs=300,r._snapping=!1!==s.snapping,r._touchState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,r=i.canvas.canvas;t.pointerLens;var s=re.vec3(),n=20,o=null;this._touchState=0;var a=re.vec2(),l=re.vec2(),u=re.vec2(),c=null,A=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};r.addEventListener("touchstart",this._onCanvasTouchStart=function(r){var u=r.touches.length;if(1===u){var d=r.touches[0],p=d.clientX,f=d.clientY;switch(a.set([p,f]),l.set([p,f]),e._touchState){case 0:if(1!==u&&null!==o)return o&&(clearTimeout(o),o=null),e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),h(),void(e._touchState=0);var v=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(v&&v.snapped)s.set(v.worldPos),e.pointerCircle.start(v.snappedCanvasPos);else{var g=i.pick({canvasPos:l,pickSurface:!0});if(!g||!g.worldPos)return;s.set(g.worldPos),e.pointerCircle.start(g.canvasPos)}o=setTimeout((function(){1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=v.canvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement?e._currentAngleMeasurement.origin.worldPos=s:(e._currentAngleMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:v.worldPos,entity:v.entity},corner:{worldPos:v.worldPos,entity:v.entity},target:{worldPos:v.worldPos,entity:v.entity}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement),e._touchState=2,A())}),e._longTouchTimeoutMs),e._touchState=1,c=d.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentAngleMeasurement.corner.worldPos=r.worldPos,e._currentAngleMeasurement.corner.entity=r.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,A()}}),e._longTouchTimeoutMs),e._touchState=4),c=d.identifier;break;case 6:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentAngleMeasurement.target.worldPos=r.worldPos,e._currentAngleMeasurement.target.entity=r.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=8,A()}}),e._longTouchTimeoutMs),e._touchState=7),c=d.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),r.addEventListener("touchmove",(function(t){e.pointerCircle.stop();var r=t.touches.length;if(1===r&&1===t.changedTouches.length){var n,a,u=t.touches[0],A=u.clientX,h=u.clientY;if(u.identifier===c)switch(l.set([A,h]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),s.set(n.worldPos),e._currentAngleMeasurement.origin.worldPos=n.worldPos):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),s.set(a.worldPos),e._currentAngleMeasurement.origin.worldPos=a.worldPos):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==r&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.corner.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.corner.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e._touchState=5;break;case 8:if(1!==r&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.target.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.target.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0),e._touchState=8}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),r.addEventListener("touchend",this._onCanvasTouchEnd=function(r){e.pointerCircle.stop();var s=r.changedTouches.length;if(1===s){var A=r.changedTouches[0],d=A.clientX,p=A.clientY;if(A.identifier===c)switch(o&&(clearTimeout(o),o=null),u.set([d,p]),e._touchState){case 1:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=0);var f=i.pick({canvasPos:l,pickSurface:!0});f&&f.worldPos?(e._currentAngleMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:f.worldPos},corner:{worldPos:f.worldPos},target:{worldPos:f.worldPos}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=3):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=3);var v=i.pick({canvasPos:l,pickSurface:!0});v&&v.worldPos?(e._currentAngleMeasurement.corner.worldPos=v.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=6):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 5:e.pointerLens&&(e.pointerLens.visible=!1),e._touchState=6,h();break;case 7:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=6);var g=i.pick({canvasPos:l,pickSurface:!0});g&&g.worldPos?(e._currentAngleMeasurement.target.worldPos=g.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0,h();break;case 8:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement&&e._currentAngleMeasurement.targetVisible?(e._currentAngleMeasurement.clickable=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._touchState=0):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}},{key:"currentMeasurement",get:function(){return this._currentAngleMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),bt=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer;o=t.call(this,a.scene);var l=At({viewer:a,handleMouseEvents:s,handleTouchEvents:n,pointerLens:r.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:function(e,t,i){return function e(t){var r=a.scene.pick({canvasPos:i,snapToEdge:t,snapToVertex:t,pickSurface:!0});return r&&r.worldPos?r.worldPos:t&&e(!1)}(!!r.snapping)},onEnd:function(e,t){var i=!re.compareVec3(e,t.worldPos);return i&&o.fire("edited"),i}}),u=e.on("destroyed",l);return o._deactivate=function(){e.off("destroyed",u),l()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),xt=function(e){g(i,bt);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),wt=function(e){g(i,bt);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}(),Bt=re.vec3(),Pt=re.vec3(),Ct=re.vec3(),Mt=function(e){g(i,ot);var t=_(i);function i(e,r){var s;if(B(this,i),(s=t.call(this,e,r)).plugin=r.plugin,s._container=r.container,!s._container)throw"config missing: container";if(!r.markerElement&&!r.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!r.labelElement&&!r.labelHTML)throw"config missing: need either labelElement or labelHTML";return s._htmlDirty=!1,r.markerElement?(s._marker=r.markerElement,s._marker.addEventListener("click",s._onMouseClickedExternalMarker=function(){s.plugin.fire("markerClicked",b(s))}),s._marker.addEventListener("contextmenu",s._onContextMenuExtenalMarker=function(){s.plugin.fire("contextmenu",b(s))}),s._marker.addEventListener("mouseenter",s._onMouseEnterExternalMarker=function(){s.plugin.fire("markerMouseEnter",b(s))}),s._marker.addEventListener("mouseleave",s._onMouseLeaveExternalMarker=function(){s.plugin.fire("markerMouseLeave",b(s))}),s._markerExternal=!0):(s._markerHTML=r.markerHTML,s._htmlDirty=!0,s._markerExternal=!1),r.labelElement?(s._label=r.labelElement,s._labelExternal=!0):(s._labelHTML=r.labelHTML,s._htmlDirty=!0,s._labelExternal=!1),s._markerShown=!!r.markerShown,s._labelShown=!!r.labelShown,s._values=r.values||{},s._layoutDirty=!0,s._visibilityDirty=!0,s._labelPosition=24,s._buildHTML(),s._onTick=s.scene.on("tick",(function(){s._htmlDirty&&(s._buildHTML(),s._htmlDirty=!1,s._layoutDirty=!0,s._visibilityDirty=!0),(s._layoutDirty||s._visibilityDirty)&&(s._markerShown||s._labelShown)&&(s._updatePosition(),s._layoutDirty=!1),s._visibilityDirty&&(s._marker.style.visibility=s.visible&&s._markerShown?"visible":"hidden",s._label.style.visibility=s.visible&&s._markerShown&&s._labelShown?"visible":"hidden",s._visibilityDirty=!1)})),s.on("canvasPos",(function(){s._layoutDirty=!0})),s.on("visible",(function(){s._visibilityDirty=!0})),s.setMarkerShown(!1!==r.markerShown),s.setLabelShown(r.labelShown),s.eye=r.eye?r.eye.slice():null,s.look=r.look?r.look.slice():null,s.up=r.up?r.up.slice():null,s.projection=r.projection,s}return C(i,[{key:"_buildHTML",value:function(){var e=this;if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);var t=this._markerHTML||"<p></p>";he.isArray(t)&&(t=t.join("")),t=this._renderTemplate(t.trim());var i=document.createRange().createContextualFragment(t);this._marker=i.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(function(){e.plugin.fire("markerClicked",e)})),this._marker.addEventListener("contextmenu",(function(t){t.preventDefault(),e.plugin.fire("contextmenu",e)})),this._marker.addEventListener("mouseenter",(function(){e.plugin.fire("markerMouseEnter",e)})),this._marker.addEventListener("mouseleave",(function(){e.plugin.fire("markerMouseLeave",e)})),this._marker.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);var r=this._labelHTML||"<p></p>";he.isArray(r)&&(r=r.join("")),r=this._renderTemplate(r.trim());var s=document.createRange().createContextualFragment(r);this._label=s.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}}},{key:"_updatePosition",value:function(){var e=function(e){return e+"px"},t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],r=t[1]+this.canvasPos[1],s=this._marker.getBoundingClientRect().width,n=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(s/2-12);this._marker.style.left=e(n-s/2),this._marker.style.top=e(r-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;var o=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(n+a*(s/2+Math.abs(this._labelPosition)+o/2)-o/2),this._label.style.top=e(r-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}},{key:"_renderTemplate",value:function(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){var i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}},{key:"setFromPickResult",value:function(e){if(e.worldPos&&e.worldNormal){var t=re.normalizeVec3(e.worldNormal,Bt),i=this.plugin&&this.plugin.surfaceOffset||0,r=re.mulVec3Scalar(t,i,Pt),s=re.addVec3(e.worldPos,r,Ct);this.entity=e.entity,this.worldPos=s}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}},{key:"setMarkerAlign",value:function(e){var t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}},{key:"setLabelPosition",value:function(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}},{key:"setMarkerShown",value:function(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}},{key:"getMarkerShown",value:function(){return this._markerShown}},{key:"setLabelShown",value:function(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}},{key:"getLabelShown",value:function(){return this._labelShown}},{key:"setField",value:function(e,t){this._values[e]=t||"",this._htmlDirty=!0}},{key:"getField",value:function(e){return this._values[e]}},{key:"setValues",value:function(e){for(var t in e)if(e.hasOwnProperty(t)){var i=e[t];this.setField(t,i)}}},{key:"getValues",value:function(){return this._values}},{key:"destroy",value:function(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Et=function(e){g(i,Ue);var t=_(i);function i(e,r){var s;return B(this,i),(s=t.call(this,"Annotations",e))._labelHTML=r.labelHTML||"<div></div>",s._markerHTML=r.markerHTML||"<div></div>",s._container=r.container||document.body,s._values=r.values||{},s.annotations={},s.surfaceOffset=r.surfaceOffset,s}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){if("clearAnnotations"===e)this.clear()}},{key:"surfaceOffset",get:function(){return this._surfaceOffset},set:function(e){null==e&&(e=.3),this._surfaceOffset=e}},{key:"createAnnotation",value:function(e){var t=this;this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var i=null;e.markerElementId&&((i=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var r=null;e.labelElementId&&((r=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));var s=new Mt(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:i,labelElement:r,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:he.apply(e.values,he.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(function(){delete t.annotations[s.id],t.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}},{key:"destroyAnnotation",value:function(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.annotations),t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Ft=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._canvas=s.canvas,r._element=null,r._isCustom=!1,s.elementId&&(r._element=document.getElementById(s.elementId),r._element?r._adjustPosition():r.error("Can't find given Spinner HTML element: '"+s.elementId+"' - will automatically create default element")),r._element||r._createDefaultSpinner(),r.processes=0,r}return C(i,[{key:"type",get:function(){return"Spinner"}},{key:"_createDefaultSpinner",value:function(){this._injectDefaultCSS();var e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}},{key:"_injectDefaultCSS",value:function(){var e="xeokit-spinner-css";if(!document.getElementById(e)){var t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}}},{key:"_adjustPosition",value:function(){if(!this._isCustom){var e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}}},{key:"processes",get:function(){return this._processes},set:function(e){if(e=e||0,this._processes!==e&&!(e<0)){var t=this._processes;this._processes=e;var i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}}},{key:"_destroy",value:function(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);var e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}]),i}(),kt=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"],It=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._backgroundColor=re.vec3([s.backgroundColor?s.backgroundColor[0]:1,s.backgroundColor?s.backgroundColor[1]:1,s.backgroundColor?s.backgroundColor[2]:1]),r._backgroundColorFromAmbientLight=!!s.backgroundColorFromAmbientLight,r.canvas=s.canvas,r.gl=null,r.webgl2=!1,r.transparent=!!s.transparent,r.contextAttr=s.contextAttr||{},r.contextAttr.alpha=r.transparent,r.contextAttr.preserveDrawingBuffer=!!r.contextAttr.preserveDrawingBuffer,r.contextAttr.stencil=!1,r.contextAttr.premultipliedAlpha=!!r.contextAttr.premultipliedAlpha,r.contextAttr.antialias=!1!==r.contextAttr.antialias,r.resolutionScale=s.resolutionScale,r.canvas.width=Math.round(r.canvas.clientWidth*r._resolutionScale),r.canvas.height=Math.round(r.canvas.clientHeight*r._resolutionScale),r.boundary=[r.canvas.offsetLeft,r.canvas.offsetTop,r.canvas.clientWidth,r.canvas.clientHeight],r._initWebGL(s);var n=b(r);r.canvas.addEventListener("webglcontextlost",r._webglcontextlostListener=function(e){console.time("webglcontextrestored"),n.scene._webglContextLost(),n.fire("webglcontextlost"),e.preventDefault()},!1),r.canvas.addEventListener("webglcontextrestored",r._webglcontextrestoredListener=function(e){n._initWebGL(),n.gl&&(n.scene._webglContextRestored(n.gl),n.fire("webglcontextrestored",n.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);var o=!0,a=new ResizeObserver((function(e){var t,i=c(e);try{for(i.s();!(t=i.n()).done;){t.value.contentBoxSize&&(o=!0)}}catch(e){i.e(e)}finally{i.f()}}));return a.observe(r.canvas),r._tick=r.scene.on("tick",(function(){o&&(o=!1,n.canvas.width=Math.round(n.canvas.clientWidth*n._resolutionScale),n.canvas.height=Math.round(n.canvas.clientHeight*n._resolutionScale),n.boundary[0]=n.canvas.offsetLeft,n.boundary[1]=n.canvas.offsetTop,n.boundary[2]=n.canvas.clientWidth,n.boundary[3]=n.canvas.clientHeight,n.fire("boundary",n.boundary))})),r._spinner=new Ft(r.scene,{canvas:r.canvas,elementId:s.spinnerElementId}),r}return C(i,[{key:"type",get:function(){return"Canvas"}},{key:"backgroundColorFromAmbientLight",get:function(){return this._backgroundColorFromAmbientLight},set:function(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}},{key:"backgroundColor",get:function(){return this._backgroundColor},set:function(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}},{key:"resolutionScale",get:function(){return this._resolutionScale},set:function(e){if((e=e||1)!==this._resolutionScale){this._resolutionScale=e;var t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}}},{key:"spinner",get:function(){return this._spinner}},{key:"_createCanvas",value:function(){var e="xeokit-canvas-"+re.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),r=i.style;r.height="100%",r.width="100%",r.padding="0",r.margin="0",r.background="rgba(0,0,0,0);",r.float="left",r.left="0",r.top="0",r.position="absolute",r.opacity="1.0",r["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}},{key:"_getElementXY",value:function(e){for(var t=0,i=0;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}},{key:"_initWebGL",value:function(){if(!this.gl)for(var e=0;!this.gl&&e<kt.length;e++)try{this.gl=this.canvas.getContext(kt[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));var t=this.gl,i="__",r=t.activeTexture;t.activeTexture=function(e){i!==e&&(i=e,r.call(this,e))};var s={},n=t.bindTexture;t.bindTexture=function(e,t){s[i]!==t&&(s[i]=t,n.call(this,e,t))},this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}},{key:"getSnapshot",value:function(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}},{key:"readPixels",value:function(e,t,i,r){return this.scene._renderer.readPixels(e,t,i,r)}},{key:"loseWebGLContext",value:function(){this.canvas.loseContext&&this.canvas.loseContext()}},{key:"destroy",value:function(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Dt=function(){function e(t){B(this,e),this._scene=t,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}return C(e,[{key:"reset",value:function(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=re.vec3(),this.snapPickOrigin=re.vec3()}},{key:"getRTCViewMatrix",value:function(e,t){var i=this._rtcViewMats[e];return i||(i=this._getNewMat(),Ve(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}},{key:"getRTCPickViewMatrix",value:function(e,t){var i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();var r=this.pickViewMatrix||this._scene.camera.viewMatrix;Ve(r,t,i),this._rtcPickViewMats[e]=i}return i}},{key:"_getNewMat",value:function(){var e=this._matPool[this._matPoolNextFreeIndex];return e||(e=re.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}]),e}(),St={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},Tt=document.createElement("canvas");if(Tt){var Rt=Tt.getContext("webgl",{antialias:!0})||Tt.getContext("experimental-webgl",{antialias:!0});St.WEBGL=!!Rt,St.WEBGL&&(St.ANTIALIAS=Rt.getContextAttributes().antialias,Rt.getShaderPrecisionFormat?Rt.getShaderPrecisionFormat(Rt.FRAGMENT_SHADER,Rt.HIGH_FLOAT).precision>0?St.FS_MAX_FLOAT_PRECISION="highp":Rt.getShaderPrecisionFormat(Rt.FRAGMENT_SHADER,Rt.MEDIUM_FLOAT).precision>0?St.FS_MAX_FLOAT_PRECISION="mediump":St.FS_MAX_FLOAT_PRECISION="lowp":St.FS_MAX_FLOAT_PRECISION="mediump",St.DEPTH_BUFFER_BITS=Rt.getParameter(Rt.DEPTH_BITS),St.MAX_TEXTURE_SIZE=Rt.getParameter(Rt.MAX_TEXTURE_SIZE),St.MAX_CUBE_MAP_SIZE=Rt.getParameter(Rt.MAX_CUBE_MAP_TEXTURE_SIZE),St.MAX_RENDERBUFFER_SIZE=Rt.getParameter(Rt.MAX_RENDERBUFFER_SIZE),St.MAX_TEXTURE_UNITS=Rt.getParameter(Rt.MAX_COMBINED_TEXTURE_IMAGE_UNITS),St.MAX_TEXTURE_IMAGE_UNITS=Rt.getParameter(Rt.MAX_TEXTURE_IMAGE_UNITS),St.MAX_VERTEX_ATTRIBS=Rt.getParameter(Rt.MAX_VERTEX_ATTRIBS),St.MAX_VERTEX_UNIFORM_VECTORS=Rt.getParameter(Rt.MAX_VERTEX_UNIFORM_VECTORS),St.MAX_FRAGMENT_UNIFORM_VECTORS=Rt.getParameter(Rt.MAX_FRAGMENT_UNIFORM_VECTORS),St.MAX_VARYING_VECTORS=Rt.getParameter(Rt.MAX_VARYING_VECTORS),Rt.getSupportedExtensions().forEach((function(e){St.SUPPORTED_EXTENSIONS[e]=!0})))}var Lt=function(){function e(){B(this,e),this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}return C(e,[{key:"canvasPos",get:function(){return this._gotCanvasPos?this._canvasPos:null},set:function(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}},{key:"origin",get:function(){return this._gotOrigin?this._origin:null},set:function(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}},{key:"direction",get:function(){return this._gotDirection?this._direction:null},set:function(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}},{key:"indices",get:function(){return this.entity&&this._gotIndices?this._indices:null},set:function(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}},{key:"localPos",get:function(){return this.entity&&this._gotLocalPos?this._localPos:null},set:function(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}},{key:"snappedCanvasPos",get:function(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null},set:function(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}},{key:"worldPos",get:function(){return this._gotWorldPos?this._worldPos:null},set:function(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}},{key:"viewPos",get:function(){return this.entity&&this._gotViewPos?this._viewPos:null},set:function(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}},{key:"bary",get:function(){return this.entity&&this._gotBary?this._bary:null},set:function(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}},{key:"worldNormal",get:function(){return this.entity&&this._gotWorldNormal?this._worldNormal:null},set:function(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}},{key:"uv",get:function(){return this.entity&&this._gotUV?this._uv:null},set:function(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}},{key:"snapped",get:function(){return this.snappedToEdge||this.snappedToVertex}},{key:"reset",value:function(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}]),e}(),Ut=function(){function e(t,i,r){if(B(this,e),this.allocated=!1,this.compiled=!1,this.handle=t.createShader(i),this.handle){if(this.allocated=!0,t.shaderSource(this.handle,r),t.compileShader(this.handle),this.compiled=t.getShaderParameter(this.handle,t.COMPILE_STATUS),!this.compiled&&!t.isContextLost()){for(var s=r.split("\n"),n=[],o=0;o<s.length;o++)n.push(o+1+": "+s[o]+"\n");this.errors=[],this.errors.push(""),this.errors.push(t.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(n.join(""))}}else this.errors=["Failed to allocate"]}return C(e,[{key:"destroy",value:function(){}}]),e}(),Ot=C((function e(t,i){B(this,e),this.bindTexture=function(e,r){return!!e.bind(r)&&(t.uniform1i(i,r),!0)}})),Nt=function(){function e(t,i){B(this,e),this._gl=t,this.location=i}return C(e,[{key:"bindArrayBuffer",value:function(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}]),e}(),Qt=new G({});function Vt(e){for(var t,i,r=[],s=0,n=e.length;s<n;s++)(i=(t=e[s]).indexOf("/"))>0&&"/"===t.charAt(i+1)&&(t=t.substring(0,i)),r.push(t);return r.join("\n")}function Ht(e){console.error(e.join("\n"))}var jt=function(){function e(t,i){B(this,e),this.id=Qt.addItem({}),this.source=i,this.init(t)}return C(e,[{key:"init",value:function(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new Ut(e,e.VERTEX_SHADER,Vt(this.source.vertex)),this._fragmentShader=new Ut(e,e.FRAGMENT_SHADER,Vt(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Ht(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Ht(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Ht(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Ht(this.errors);var t,i,r,s,n;if(this.compiled=!0,this.handle=e.createProgram(),this.handle){if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Ht(this.errors);var o=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<o;++i)(r=e.getActiveUniform(this.handle,i))&&("\0"===(s=r.name)[s.length-1]&&(s=s.substr(0,s.length-1)),n=e.getUniformLocation(this.handle,s),r.type===e.SAMPLER_2D||r.type===e.SAMPLER_CUBE||35682===r.type||e instanceof WebGL2RenderingContext&&(r.type===e.UNSIGNED_INT_SAMPLER_2D||r.type===e.INT_SAMPLER_2D)?this.samplers[s]=new Ot(e,n):this.uniforms[s]=n);var a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)(t=e.getActiveAttrib(this.handle,i))&&(n=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new Nt(e,n));this.allocated=!0}else this.errors=["Failed to allocate program"]}},{key:"bind",value:function(){this.allocated&&this.gl.useProgram(this.handle)}},{key:"getLocation",value:function(e){if(this.allocated)return this.uniforms[e]}},{key:"getAttribute",value:function(e){if(this.allocated)return this.attributes[e]}},{key:"bindTexture",value:function(e,t,i){if(!this.allocated)return!1;var r=this.samplers[e];return!!r&&r.bindTexture(t,i)}},{key:"destroy",value:function(){this.allocated&&(Qt.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}]),e}(),Gt=function(){function e(t,i,r,s,n,o,a,l,u){switch(B(this,e),this._gl=t,this.type=i,this.allocated=!1,r.constructor){case Uint8Array:this.itemType=t.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=t.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=t.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=t.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=t.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=t.INT,this.itemByteSize=4;break;default:this.itemType=t.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=n,this.normalized=!!a,this.stride=l||0,this.offset=u||0,this._allocate(r)}return C(e,[{key:"_allocate",value:function(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}},{key:"setData",value:function(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}},{key:"bind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}},{key:"unbind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,null)}},{key:"destroy",value:function(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}]),e}(),zt=function(){function e(t,i){B(this,e),this.scene=t,this.aabb=re.AABB3(),this.origin=re.vec3(i),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}return C(e,[{key:"addMarker",value:function(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}},{key:"markerWorldPosUpdated",value:function(e){if(this.markers[e.id]){var t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}}},{key:"removeMarker",value:function(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}},{key:"update",value:function(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}},{key:"_buildMarkerList",value:function(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}},{key:"_buildPositions",value:function(){for(var e=0,t=0;t<this.numMarkers;t++)if(this.markerList[t]){var i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}},{key:"_buildAABB",value:function(){var e=this.aabb;re.collapseAABB3(e),re.expandAABB3Points3(e,this.positions);var t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}},{key:"_buildVBOs",value:function(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}var e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new Gt(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}},{key:"_buildOcclusionTestList",value:function(){var e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,r=i[2],s=i[3],n=0;this.lenOcclusionTestList=0;for(var o=0;o<this.numMarkers;o++){var a=this.markerList[o];if(a.viewPos[2]>-t)a._setVisible(!1);else{var l=a.canvasPos,u=l[0],c=l[1];u+10<0||c+10<0||u-10>r||c-10>s?a._setVisible(!1):!a.entity||a.entity.visible?a.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=a,this.pixels[n++]=u,this.pixels[n++]=c):a._setVisible(!0):a._setVisible(!1)}}}},{key:"_updateActiveSectionPlanes",value:function(){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var r=e[i];if(r.active){var s=re.planeAABB3Intersect(r.dir,r.dist,this.aabb);if(-1===s)return void(this.culledBySectionPlanes=!0);var n=0===s;this.sectionPlanesActive[i]=n}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}},{key:"destroy",value:function(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}]),e}(),Wt=re.vec3([1,0,0]),Kt=re.vec3(),Xt=function(){function e(t,i){var r=this;B(this,e),this._scene=t,this._renderBufferManager=i,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=t.camera.on("viewMatrix",(function(){r._occlusionTestListDirty=!0})),this._onCameraProjMatrix=t.camera.on("projMatrix",(function(){r._occlusionTestListDirty=!0})),this._onCanvasBoundary=t.canvas.on("boundary",(function(){r._occlusionTestListDirty=!0}))}return C(e,[{key:"addMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i||(i=new zt(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}},{key:"markerWorldPosUpdated",value:function(e){var t=this._markersToOcclusionLayersMap[e.id];if(t){var i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);var r=this._occlusionLayers[i];r||(r=new zt(this._scene,e.origin),this._occlusionLayers[i]=r,this._occlusionLayersListDirty=!0),r.addMarker(e),this._markersToOcclusionLayersMap[e.id]=r}else t.markerWorldPosUpdated(e)}}},{key:"removeMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}},{key:"needOcclusionTest",get:function(){return this._occlusionTestListDirty}},{key:"bindRenderBuf",value:function(){var e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(var t=0,i=this._occlusionLayersList.length;t<i;t++){this._occlusionLayersList[t].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}},{key:"_buildOcclusionLayersList",value:function(){var e=0;for(var t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}},{key:"_buildShaderSource",value:function(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}},{key:"_buildVertexShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}},{key:"_buildFragmentShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,r=[];if(r.push("#version 300 es"),r.push("// OcclusionTester fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;");for(var s=0;s<t.sectionPlanes.length;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  float dist = 0.0;");for(var n=0;n<t.sectionPlanes.length;n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),r.push("}"),r}},{key:"_buildProgram",value:function(){this._program&&this._program.destroy();var e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new jt(t,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=i.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC"))}}},{key:"drawMarkers",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e._sectionPlanesState,s=e.camera,n=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,s._project._state.matrix),e.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=this._occlusionLayersList.length;a<l;a++){var u=this._occlusionLayersList[a];if(u.update(),!u.culledBySectionPlanes){var c=u.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,Ve(s.viewMatrix,c));var A=r.sectionPlanes.length;if(A>0)for(var h=r.sectionPlanes,d=0;d<A;d++){var p=this._uSectionPlanes[d];if(p){var f=u.sectionPlanesActive[d];if(t.uniform1i(p.active,f?1:0),f){var v=h[d];t.uniform3fv(p.pos,ze(v.dist,v.dir,c,Kt)),t.uniform3fv(p.dir,v.dir)}}}this._aPosition.bindArrayBuffer(u.positionsBuf);var g=u.indicesBuf;g.bind(),t.drawElements(t.POINTS,g.numItems,g.itemType,0)}}}},{key:"doOcclusionTest",value:function(){for(var e=this._scene.canvas.resolutionScale,t=255*Wt[0],i=255*Wt[1],r=255*Wt[2],s=0,n=this._occlusionLayersList.length;s<n;s++)for(var o=this._occlusionLayersList[s],a=0;a<o.lenOcclusionTestList;a++){var l=o.occlusionTestList[a],u=2*a,c=this._readPixelBuf.read(Math.round(o.pixels[u]*e),Math.round(o.pixels[u+1]*e)),A=c[0]===t&&c[1]===i&&c[2]===r;l._setVisible(A)}}},{key:"unbindRenderBuf",value:function(){this._readPixelBuf.unbind()}},{key:"destroy",value:function(){if(!this.destroyed){for(var e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}]),e}(),Jt=re.vec2(),Yt=function(){function e(t){B(this,e),this._scene=t,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}return C(e,[{key:"render",value:function(e){var t=this;if(this._build(),!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;t._scene.camera.on("projMatrix",(function(){e=!0}));var i=re.mat4();return function(){return e&&re.inverseMat4(s.camera.projMatrix,i),i}}());var i=this._scene.canvas.gl,r=this._program,s=this._scene,n=s.sao,o=i.drawingBufferWidth,a=i.drawingBufferHeight,l=s.camera.project._state,u=l.near,c=l.far,A=l.matrix,h=this._getInverseProjectMat(),d=Math.random(),p="perspective"===s.camera.projection;Jt[0]=o,Jt[1]=a,i.viewport(0,0,o,a),i.clearColor(0,0,0,1),i.disable(i.DEPTH_TEST),i.disable(i.BLEND),i.frontFace(i.CCW),i.clear(i.COLOR_BUFFER_BIT),r.bind(),i.uniform1f(this._uCameraNear,u),i.uniform1f(this._uCameraFar,c),i.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,A),i.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,h),i.uniform1i(this._uPerspective,p),i.uniform1f(this._uScale,n.scale*(c/5)),i.uniform1f(this._uIntensity,n.intensity),i.uniform1f(this._uBias,n.bias),i.uniform1f(this._uKernelRadius,n.kernelRadius),i.uniform1f(this._uMinResolution,n.minResolution),i.uniform2fv(this._uViewport,Jt),i.uniform1f(this._uRandomSeed,d);var f=e.getDepthTexture();r.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),i.drawElements(i.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"_build",value:function(){var e=!1,t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),e){var i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new jt(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:["#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ".concat(this._numSamples,"\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var r=new Float32Array([1,1,0,1,0,0,1,0]),s=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),n=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Gt(i,i.ARRAY_BUFFER,s,s.length,3,i.STATIC_DRAW),this._uvBuf=new Gt(i,i.ARRAY_BUFFER,r,r.length,2,i.STATIC_DRAW),this._indicesBuf=new Gt(i,i.ELEMENT_ARRAY_BUFFER,n,n.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}}},{key:"destroy",value:function(){this._program&&(this._program.destroy(),this._program=null)}}]),e}(),Zt=new Float32Array(ri(17,[0,1])),qt=new Float32Array(ri(17,[1,0])),$t=new Float32Array(function(e,t){for(var i=[],r=0;r<=e;r++)i.push(ii(r,t));return i}(17,4)),ei=new Float32Array(2),ti=function(){function e(t){B(this,e),this._scene=t,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}return C(e,[{key:"init",value:function(){var e=this._scene.canvas.gl;if(this._program=new jt(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS ".concat(16,"\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),r=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Gt(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new Gt(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new Gt(e,e.ELEMENT_ARRAY_BUFFER,r,r.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}},{key:"render",value:function(e,t,i){var r=this;if(!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;r._scene.camera.on("projMatrix",(function(){e=!0}));var t=re.mat4();return function(){return e&&re.inverseMat4(o.camera.projMatrix,t),t}}());var s=this._scene.canvas.gl,n=this._program,o=this._scene,a=s.drawingBufferWidth,l=s.drawingBufferHeight,u=o.camera.project._state,c=u.near,A=u.far;s.viewport(0,0,a,l),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),n.bind(),ei[0]=a,ei[1]=l,s.uniform2fv(this._uViewport,ei),s.uniform1f(this._uCameraNear,c),s.uniform1f(this._uCameraFar,A),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,qt):s.uniform2fv(this._uSampleOffsets,Zt),s.uniform1fv(this._uSampleWeights,$t);var h=e.getDepthTexture(),d=t.getTexture();n.bindTexture(this._uDepthTexture,h,0),n.bindTexture(this._uOcclusionTexture,d,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"destroy",value:function(){this._program.destroy()}}]),e}();function ii(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function ri(e,t){for(var i=[],r=0;r<=e;r++)i.push(t[0]*r),i.push(t[1]*r);return i}var si=function(){function e(t,i,r){B(this,e),r=r||{},this.gl=i,this.allocated=!1,this.canvas=t,this.buffer=null,this.bound=!1,this.size=r.size,this._hasDepthTexture=!!r.depthTexture}return C(e,[{key:"setSize",value:function(e){this.size=e}},{key:"webglContextRestored",value:function(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}},{key:"bind",value:function(){if(this._touch.apply(this,arguments),!this.bound){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}}},{key:"createTexture",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=this.gl,s=r.createTexture();return r.bindTexture(r.TEXTURE_2D,s),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),i?r.texStorage2D(r.TEXTURE_2D,1,i,e,t):r.texImage2D(r.TEXTURE_2D,0,r.RGBA,e,t,0,r.RGBA,r.UNSIGNED_BYTE,null),s}},{key:"_touch",value:function(){var e,t,i=this,r=this.gl;if(this.size?(e=this.size[0],t=this.size[1]):(e=r.drawingBufferWidth,t=r.drawingBufferHeight),this.buffer){if(this.buffer.width===e&&this.buffer.height===t)return;this.buffer.textures.forEach((function(e){return r.deleteTexture(e)})),r.deleteFramebuffer(this.buffer.framebuf),r.deleteRenderbuffer(this.buffer.renderbuf)}for(var s,n=[],o=arguments.length,a=new Array(o),l=0;l<o;l++)a[l]=arguments[l];a.length>0?n.push.apply(n,h(a.map((function(r){return i.createTexture(e,t,r)})))):n.push(this.createTexture(e,t)),this._hasDepthTexture&&(s=r.createTexture(),r.bindTexture(r.TEXTURE_2D,s),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),r.texImage2D(r.TEXTURE_2D,0,r.DEPTH_COMPONENT32F,e,t,0,r.DEPTH_COMPONENT,r.FLOAT,null));var u=r.createRenderbuffer();r.bindRenderbuffer(r.RENDERBUFFER,u),r.renderbufferStorage(r.RENDERBUFFER,r.DEPTH_COMPONENT32F,e,t);var c=r.createFramebuffer();r.bindFramebuffer(r.FRAMEBUFFER,c);for(var A=0;A<n.length;A++)r.framebufferTexture2D(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+A,r.TEXTURE_2D,n[A],0);if(a.length>0&&r.drawBuffers(n.map((function(e,t){return r.COLOR_ATTACHMENT0+t}))),this._hasDepthTexture?r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,s,0):r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.RENDERBUFFER,u),r.bindTexture(r.TEXTURE_2D,null),r.bindRenderbuffer(r.RENDERBUFFER,null),r.bindFramebuffer(r.FRAMEBUFFER,null),r.bindFramebuffer(r.FRAMEBUFFER,c),!r.isFramebuffer(c))throw"Invalid framebuffer";r.bindFramebuffer(r.FRAMEBUFFER,null);var d=r.checkFramebufferStatus(r.FRAMEBUFFER);switch(d){case r.FRAMEBUFFER_COMPLETE:break;case r.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case r.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case r.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case r.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+d}this.buffer={framebuf:c,renderbuf:u,texture:n[0],textures:n,depthTexture:s,width:e,height:t},this.bound=!1}},{key:"clear",value:function(){if(!this.bound)throw"Render buffer not bound";var e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}},{key:"read",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:Uint8Array,n=arguments.length>5&&void 0!==arguments[5]?arguments[5]:4,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,u=new s(n),c=this.gl;return c.readBuffer(c.COLOR_ATTACHMENT0+o),c.readPixels(a,l,1,1,i||c.RGBA,r||c.UNSIGNED_BYTE,u,0),u}},{key:"readArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:Uint8Array,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:4,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,n=new i(this.buffer.width*this.buffer.height*r),o=this.gl;return o.readBuffer(o.COLOR_ATTACHMENT0+s),o.readPixels(0,0,this.buffer.width,this.buffer.height,e||o.RGBA,t||o.UNSIGNED_BYTE,n,0),n}},{key:"readImageAsCanvas",value:function(){var e=this.gl,t=this._getImageDataCache(),i=t.pixelData,r=t.canvas,s=t.imageData,n=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);for(var o=this.buffer.width,a=this.buffer.height,l=a/2|0,u=4*o,c=new Uint8Array(4*o),A=0;A<l;++A){var h=A*u,d=(a-A-1)*u;c.set(i.subarray(h,h+u)),i.copyWithin(h,d,d+u),i.set(c,d)}return s.data.set(i),n.putImageData(s,0,0),r}},{key:"readImage",value:function(e){var t=this.gl,i=this._getImageDataCache(),r=i.pixelData,s=i.canvas,n=i.imageData,o=i.context,a=this.buffer,l=a.width,u=a.height;t.readPixels(0,0,l,u,t.RGBA,t.UNSIGNED_BYTE,r),n.data.set(r),o.putImageData(n,0,0),o.save(),o.globalCompositeOperation="copy",o.scale(1,-1),o.drawImage(s,0,-u,l,u),o.restore();var c=e.format||"png";return"jpeg"!==c&&"png"!==c&&"bmp"!==c&&(console.error("Unsupported image format: '"+c+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),c="png"),s.toDataURL("image/".concat(c))}},{key:"_getImageDataCache",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Uint8Array,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:4,i=this.buffer.width,r=this.buffer.height,s=this._imageDataCache;if(s&&(s.width===i&&s.height===r||(this._imageDataCache=null,s=null)),!s){var n=document.createElement("canvas"),o=n.getContext("2d");n.width=i,n.height=r,s={pixelData:new e(i*r*t),canvas:n,context:o,imageData:o.createImageData(i,r),width:i,height:r},this._imageDataCache=s}return s.context.resetTransform(),s}},{key:"unbind",value:function(){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}},{key:"getTexture",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}},{key:"hasDepthTexture",value:function(){return this._hasDepthTexture}},{key:"getDepthTexture",value:function(){if(!this._hasDepthTexture)return null;var e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}},{key:"destroy",value:function(){if(this.allocated){var e=this.gl;this.buffer.textures.forEach((function(t){return e.deleteTexture(t)})),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}]),e}(),ni=function(){function e(t){B(this,e),this.scene=t,this._renderBuffersBasic={},this._renderBuffersScaled={}}return C(e,[{key:"getRenderBuffer",value:function(e,t){var i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled,r=i[e];return r||(r=new si(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=r),r}},{key:"destroy",value:function(){for(var e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(var t in this._renderBuffersScaled)this._renderBuffersScaled[t].destroy()}}]),e}();function oi(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];var i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}var ai=function(e,t){t=t||{};var i=new Dt(e),r=e.canvas.canvas,s=e.canvas.gl,n=!!t.transparent,o=t.alphaDepthMask,a=new G({}),l={},u={},c=[],A=[],h=!0,d=!0,p=!0,f=!0,v=!0,g=!0,m=!0,_=!0,y=new ni(e),b=!1,x=new Yt(e),w=new ti(e);function B(){h&&(!function(){for(var e in l)if(l.hasOwnProperty(e)){var t=l[e],i=t.drawableMap,r=t.drawableListPreCull,s=0;for(var n in i)i.hasOwnProperty(n)&&(r[s++]=i[n]);r.length=s}}(),h=!1,d=!0),d&&(!function(){var e=0;for(var t in l)if(l.hasOwnProperty(t))for(var i=l[t].drawableListPreCull,r=0,s=i.length;r<s;r++){var n=i[r];c[e++]=n}c.length=e,c.sort((function(e,t){return e.renderOrder-t.renderOrder}))}(),d=!1,p=!0),p&&function(){for(var e=0,t=0,i=c.length;t<i;t++){var r=c[t];r.rebuildRenderFlags(),r.renderFlags.culled||(A[e++]=r)}A.length=e}()}function P(e){if(e.castsShadow){var t=e.getShadowRenderBuf();if(t){for(var r in t.bind(),i.reset(),i.backfaces=!0,i.frontface=!0,i.shadowViewMatrix=e.getShadowViewMatrix(),i.shadowProjMatrix=e.getShadowProjMatrix(),s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),l)if(l.hasOwnProperty(r))for(var n=l[r].drawableList,o=0,a=n.length;o<a;o++){var u=n[o];!1!==u.visible&&u.castsShadow&&u.drawShadow&&(u.renderFlags.colorOpaque&&u.drawShadow(i))}t.unbind()}}}function C(t,r,n,o,l,u){var c=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=u.origin,i.pickViewMatrix=n,i.pickProjMatrix=o,i.pickInvisible=!!l.pickInvisible,i.pickClipPos=[D(r[0]*c,s.drawingBufferWidth),S(r[1]*c,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.depthMask(!0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var h=l.includeEntityIds,d=l.excludeEntityIds,p=0,f=A.length;p<f;p++){var v=A[p];!0!==v.culled&&!1!==v.visible&&(!v.drawPickMesh||!0!==l.pickInvisible&&!1===v.visible||!1===v.pickable||h&&!h[v.id]||d&&d[v.id]||v.drawPickMesh(i))}var g=t.read(0,0),m=g[0]+(g[1]<<8)+(g[2]<<16)+(g[3]<<24);if(!(m<0))return a.items[m]}function M(t,r,n,o,a,l){if(r.drawPickTriangles){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[D(n[0]*u,s.drawingBufferWidth),S(n[1]*u,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.drawPickTriangles(i);var c=t.read(0,0),A=c[0]+256*c[1]+256*c[2]*256+256*c[3]*256*256;A*=3,l.primIndex=A}}this.scene=e,this._occlusionTester=null,this.capabilities={astcSupported:!!oi(s,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!oi(s,"WEBGL_compressed_texture_etc"),dxtSupported:!!oi(s,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!oi(s,"EXT_texture_compression_bptc"),pvrtcSupported:!(!oi(s,"WEBGL_compressed_texture_pvrtc")&&!oi(s,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){f=e,p=!0},this.setEdgesEnabled=function(e){v=e,p=!0},this.setSAOEnabled=function(e){g=e,p=!0},this.setPBREnabled=function(e){m=e,p=!0},this.setColorTextureEnabled=function(e){_=e,p=!0},this.needStateSort=function(){d=!0},this.shadowsDirty=function(){},this.imageDirty=function(){p=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){x.init(),w.init(),p=!0},this.addDrawable=function(e,t){var i=t.type;if(i){var r=l[i];r||(r={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},l[i]=r),r.count++,r.drawableMap[e]=t,u[e]=t,h=!0}else console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring")},this.removeDrawable=function(e){var t=u[e];if(t){var i=t.type,r=l[i];--r.count<=0?delete l[i]:delete r.drawableMap[e],delete u[e],h=!0}else console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring")},this.getPickID=function(e){return a.addItem(e)},this.putPickID=function(e){a.removeItem(e)},this.clear=function(t){if(s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),n)s.clearColor(1,1,1,1);else{var i=e.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():e.canvas.backgroundColor;s.clearColor(i[0],i[1],i[2],1)}s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT)},this.needsRender=function(){return p||h||d},this.render=function(t){(t=t||{}).force&&(p=!0),B(),p&&(!function(t){var r=e.sao;g&&r.possible&&function(t){var r=e.sao,n=y.getRenderBuffer("saoDepth",{depthTexture:!0});n.bind(),n.clear(),function(e){i.reset(),i.pass=e.pass,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.enable(s.CULL_FACE),s.depthMask(!0),!1!==e.clear&&s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var t=0,r=A.length;t<r;t++){var n=A[t];!0!==n.culled&&!1!==n.visible&&n.drawDepth&&n.saoEnabled&&(n.renderFlags.colorOpaque&&n.drawDepth(i))}}(t),n.unbind();var o=y.getRenderBuffer("saoOcclusion");if(o.bind(),o.clear(),x.render(n),o.unbind(),r.blur){var a=y.getRenderBuffer("saoOcclusion2");a.bind(),a.clear(),w.render(n,o,0),a.unbind(),o.bind(),o.clear(),w.render(n,a,1),o.unbind()}}(t);(function(){for(var t=e._lightsState.lights,i=0,r=t.length;i<r;i++){var s=t[i];s.castsShadow&&P(s)}})(),function(t){var r=[],a=[],l=[],u=[],c=[],h=[],d=[],p=[],b=[],x=[],w=[],B=[],P=[],C=[],M=[],E=[],F=e._lightsState.getAmbientColorAndIntensity();if(i.reset(),i.pass=t.pass,i.withSAO=!1,i.pbrEnabled=m&&!!e.pbrEnabled,i.colorTextureEnabled=_&&!!e.colorTextureEnabled,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),n)s.clearColor(0,0,0,0);else{var k=e.canvas.backgroundColorFromAmbientLight?F:e.canvas.backgroundColor;s.clearColor(k[0],k[1],k[2],1)}s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.enable(s.CULL_FACE),s.depthMask(!0),s.lineWidth(1),i.lineWidth=1;var I,D,S=e.sao.possible;if(g&&S){var T=y.getRenderBuffer("saoOcclusion");i.occlusionTexture=T?T.getTexture():null}else i.occlusionTexture=null;var R=Date.now();!1!==t.clear&&s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var L=0,U=0,O=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0,Z=0,q=0,$=A.length;q<$;q++)if(!0!==(D=A[q]).culled&&!1!==D.visible){var ee=D.renderFlags;ee.colorOpaque&&(g&&S&&D.saoEnabled?r[L++]=D:D.drawColorOpaque(i)),f&&ee.colorTransparent&&(l[O++]=D),ee.xrayedSilhouetteTransparent&&(d[H++]=D),ee.xrayedSilhouetteOpaque&&(c[Q++]=D),ee.highlightedSilhouetteTransparent&&(w[W++]=D),ee.highlightedSilhouetteOpaque&&(b[G++]=D),ee.selectedSilhouetteTransparent&&(M[Y++]=D),ee.selectedSilhouetteOpaque&&(P[X++]=D),D.edges&&v&&(ee.edgesOpaque&&(a[U++]=D),ee.edgesTransparent&&(u[N++]=D),ee.selectedEdgesTransparent&&(E[Z++]=D),ee.selectedEdgesOpaque&&(C[J++]=D),ee.xrayedEdgesTransparent&&(p[j++]=D),ee.xrayedEdgesOpaque&&(h[V++]=D),ee.highlightedEdgesTransparent&&(B[K++]=D),ee.highlightedEdgesOpaque&&(x[z++]=D))}if(L>0)for(i.withSAO=!0,I=0;I<L;I++)r[I].drawColorOpaque(i);if(U>0)for(I=0;I<U;I++)a[I].drawEdgesColorOpaque(i);if(Q>0)for(I=0;I<Q;I++)c[I].drawSilhouetteXRayed(i);if(V>0)for(I=0;I<V;I++)h[I].drawEdgesXRayed(i);if(H>0||j>0||O>0||N>0){if(s.enable(s.CULL_FACE),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):(s.blendEquation(s.FUNC_ADD),s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA)),i.backfaces=!1,o||s.depthMask(!1),(O>0||N>0)&&s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),N>0)for(I=0;I<N;I++)(D=u[I]).drawEdgesColorTransparent(i);if(O>0)for(I=0;I<O;I++)(D=l[I]).drawColorTransparent(i);if(j>0)for(I=0;I<j;I++)p[I].drawEdgesXRayed(i);if(H>0)for(I=0;I<H;I++)d[I].drawSilhouetteXRayed(i);s.disable(s.BLEND),o||s.depthMask(!0)}if(G>0||z>0){if(i.lastProgramId=null,e.highlightMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),z>0)for(I=0;I<z;I++)x[I].drawEdgesHighlighted(i);if(G>0)for(I=0;I<G;I++)b[I].drawSilhouetteHighlighted(i)}if(W>0||K>0||G>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),s.enable(s.CULL_FACE),K>0)for(I=0;I<K;I++)B[I].drawEdgesHighlighted(i);if(W>0)for(I=0;I<W;I++)w[I].drawSilhouetteHighlighted(i);s.disable(s.BLEND)}if(X>0||J>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),J>0)for(I=0;I<J;I++)C[I].drawEdgesSelected(i);if(X>0)for(I=0;I<X;I++)P[I].drawSilhouetteSelected(i)}if(Y>0||Z>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),s.enable(s.CULL_FACE),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),Z>0)for(I=0;I<Z;I++)E[I].drawEdgesSelected(i);if(Y>0)for(I=0;I<Y;I++)M[I].drawSilhouetteSelected(i);s.disable(s.BLEND)}var te=Date.now(),ie=ae.frame;ie.renderTime=(te-R)/1e3,ie.drawElements=i.drawElements,ie.drawArrays=i.drawArrays,ie.useProgram=i.useProgram,ie.bindTexture=i.bindTexture,ie.bindArray=i.bindArray;for(var re=St.MAX_TEXTURE_IMAGE_UNITS,se=0;se<re;se++)s.activeTexture(s.TEXTURE0+se);s.bindTexture(s.TEXTURE_CUBE_MAP,null),s.bindTexture(s.TEXTURE_2D,null);for(var ne=St.MAX_VERTEX_ATTRIBS,oe=0;oe<ne;oe++)s.disableVertexAttribArray(oe)}(t)}(t),ae.frame.frameCount++,p=!1)},this.pick=function(){var t=re.vec3();re.mat4();var i=re.mat4(),s=re.vec3(),n=re.vec3([0,1,0]),o=new Lt,a=re.vec2(),u=re.vec3(),c=re.vec3(),A=re.vec3();return re.vec3(),re.vec3(),function(h){var d,p=arguments.length>1&&void 0!==arguments[1]?arguments[1]:o;p.reset(),B();var f=null,v=null,g=null;for(var m in p.pickSurface=h.pickSurface,h.canvasPos?(u[0]=h.canvasPos[0],u[1]=h.canvasPos[1],f=e.camera.viewMatrix,v=e.camera.projMatrix,g=e.camera.projection,p.canvasPos=h.canvasPos):(h.matrix?(f=h.matrix,v=e.camera.projMatrix,g=e.camera.projection):(c.set(h.origin||[0,0,0]),A.set(h.direction||[0,0,1]),d=re.addVec3(c,A,t),s[0]=Math.random(),s[1]=Math.random(),s[2]=Math.random(),re.normalizeVec3(s),re.cross3Vec3(A,s,n),f=re.lookAtMat4v(c,d,n,i),v=e.camera.ortho.matrix,g="ortho",p.origin=c,p.direction=A),u[0]=.5*r.clientWidth,u[1]=.5*r.clientHeight),l)if(l.hasOwnProperty(m))for(var _=l[m].drawableList,b=0,x=_.length;b<x;b++){var w=_[b];w.setPickMatrices&&w.setPickMatrices(f,v)}var P=y.getRenderBuffer("pick",{size:[1,1]});P.bind();var E=C(P,u,f,v,h,p);if(!E)return P.unbind(),null;var k=E.delegatePickedEntity?E.delegatePickedEntity():E;return k?(h.pickSurface&&(E.canPickTriangle&&E.canPickTriangle()?(M(P,E,u,f,v,p),E.pickTriangleSurface(f,v,g,p),p.pickSurfacePrecision=!1):E.canPickWorldPos&&E.canPickWorldPos()&&(a[0]=e.camera.project.near,a[1]=e.camera.project.far,F(P,E,u,f,v,a,p),!1!==h.pickSurfaceNormal&&T(P,E,u,f,v,p),p.pickSurfacePrecision=!1)),P.unbind(),p.entity=k,p):(P.unbind(),null)}}();var E,F=function(){var t=re.vec4(),n=re.vec4(),o=re.vec4(),a=re.vec4(),l=re.vec4(),u=re.mat4(),c=re.mat4(),A=re.mat4();return function(h,d,p,f,v,g,m){var _=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=m.origin,i.pickViewMatrix=f,i.pickProjMatrix=v,i.pickZNear=g[0],i.pickZFar=g[1],i.pickElementsCount=d.pickElementsCount,i.pickElementsOffset=d.pickElementsOffset,i.pickClipPos=[D(p[0]*_,s.drawingBufferWidth),S(p[1]*_,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.clearColor(0,0,0,0),s.depthMask(!0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),d.drawPickDepths(i);var y,b=function(e){var t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return re.dotVec4(t,i)}(h.read(0,0)),x=(p[0]-r.clientWidth/2)/(r.clientWidth/2),w=-(p[1]-r.clientHeight/2)/(r.clientHeight/2),B=d.origin;if(B){var P=Ve(f,B,u);y=re.mulMat4(v,P,c)}else y=re.mulMat4(v,f,c);var C=re.inverseMat4(y,A);t[0]=x,t[1]=w,t[2]=-1,t[3]=1;var M=re.transformVec4(C,t);M=re.mulVec4Scalar(M,1/M[3]),n[0]=x,n[1]=w,n[2]=1,n[3]=1;var E=re.transformVec4(C,n);E=re.mulVec4Scalar(E,1/E[3]);var F=re.subVec3(E,M,o),k=re.addVec3(M,re.mulVec4Scalar(F,b,a),l);B&&re.addVec3(k,B),m.worldPos=k}}();function k(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(var t=0,i=A.length;t<i;t++){var r=A[t];r.drawSnapInit&&!r.culled&&r.visible&&r.pickable&&r.drawSnapInit(e)}return e.snapPickLayerParams}function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(var t=0,i=A.length;t<i;t++){var r=A[t];r.drawSnapInit&&r.drawSnap&&!r.culled&&r.visible&&r.pickable&&r.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}function T(t,r,n,o,a,l){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[D(n[0]*u,s.drawingBufferWidth),S(n[1]*u,s.drawingBufferHeight)];var c=y.getRenderBuffer("pick-normal",{size:[3,3]});c.bind(s.RGBA32I),s.viewport(0,0,c.size[0],c.size[1]),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.DEPTH_BUFFER_BIT),s.clearBufferiv(s.COLOR,0,new Int32Array([0,0,0,0])),r.drawPickNormals(i);var A=c.read(1,1,s.RGBA_INTEGER,s.INT,Int32Array,4);c.unbind();var h=[A[0]/re.MAX_INT,A[1]/re.MAX_INT,A[2]/re.MAX_INT];re.normalizeVec3(h),l.worldNormal=h}this.snapPick=(E=new Lt,function(t){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:E,n=t.canvasPos,o=t.origin,u=t.direction,c=t.snapRadius,A=t.snapToVertex,h=t.snapToEdge;if(!A&&!h)return this.pick({canvasPos:n,pickSurface:!0});var d=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickZNear=e.camera.project.near,i.pickZFar=e.camera.project.far;var p=c||30,f=y.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*p+1,2*p+1]});i.snapVectorA=[n?D(n[0]*d,s.drawingBufferWidth):0,n?S(n[1]*d,s.drawingBufferHeight):0],i.snapInvVectorAB=[s.drawingBufferWidth/(2*p),s.drawingBufferHeight/(2*p)],f.bind(s.RGBA32I,s.RGBA32I,s.RGBA8UI),s.viewport(0,0,f.size[0],f.size[1]),s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.disable(s.CULL_FACE),s.depthMask(!0),s.disable(s.BLEND),s.depthFunc(s.LEQUAL),s.clear(s.DEPTH_BUFFER_BIT),s.clearBufferiv(s.COLOR,0,new Int32Array([0,0,0,0])),s.clearBufferiv(s.COLOR,1,new Int32Array([0,0,0,0])),s.clearBufferuiv(s.COLOR,2,new Uint32Array([0,0,0,0])),i.pickViewMatrix=n?e.camera.viewMatrix:re.lookAtMat4v(o,re.addVec3(o,u,re.vec3()),re.vec3([0,1,0]),re.mat4());var v=e.camera.projMatrix;for(var g in l)if(l.hasOwnProperty(g))for(var m=l[g].drawableList,_=0,b=m.length;_<b;_++){var x=m[_];x.setPickMatrices&&x.setPickMatrices(i.pickViewMatrix,v)}s.drawBuffers([s.COLOR_ATTACHMENT0,s.COLOR_ATTACHMENT1,s.COLOR_ATTACHMENT2]);var w=k(i),B=[];i.snapPickLayerParams=B,s.depthMask(!1),s.drawBuffers([s.COLOR_ATTACHMENT0]),A&&h?(i.snapMode="edge",I(i),i.snapMode="vertex",i.snapPickLayerNumber++,I(i)):(i.snapMode=A?"vertex":"edge",I(i)),s.depthMask(!0);var P=f.readArray(s.RGBA_INTEGER,s.INT,Int32Array,4),C=f.readArray(s.RGBA_INTEGER,s.INT,Int32Array,4,1),M=f.readArray(s.RGBA_INTEGER,s.UNSIGNED_INT,Uint32Array,4,2);f.unbind();var F=null,T=null,R=null,L=p,U=p,O=4*L+U*f.size[0]*4,N=P.slice(O,O+4),Q=C.slice(O,O+4),V=M.slice(O,O+4);if(0!==N[3]){var H=w[Math.abs(N[3])%w.length],j=H.origin,G=H.coordinateScale;F=[N[0]*G[0]+j[0],N[1]*G[1]+j[1],N[2]*G[2]+j[2]],T=re.normalizeVec3([Q[0]/re.MAX_INT,Q[1]/re.MAX_INT,Q[2]/re.MAX_INT]);var z=V[0]+(V[1]<<8)+(V[2]<<16)+(V[3]<<24);R=a.items[z]}for(var W=[],K=0;K<P.length;K+=4)if(P[K+3]>0){var X=Math.floor(K/4),J=f.size[0],Y=X%J-Math.floor(J/2),Z=Math.floor(X/J)-Math.floor(J/2),q=Math.sqrt(Math.pow(Y,2)+Math.pow(Z,2));W.push({x:Y,y:Z,dist:q,isVertex:A&&h?P[K+3]>B.length/2:A,result:[P[K+0],P[K+1],P[K+2],P[K+3]],normal:[C[K+0],C[K+1],C[K+2],C[K+3]],id:[M[K+0],M[K+1],M[K+2],M[K+3]]})}var $=null,ee=null,te=null,ie=null;if(W.length>0){W.sort((function(e,t){return e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist})),ie=W[0].isVertex?"vertex":"edge";var se=W[0].result,ne=W[0].normal,oe=W[0].id,ae=B[se[3]],le=ae.origin,ue=ae.coordinateScale;ee=re.normalizeVec3([ne[0]/re.MAX_INT,ne[1]/re.MAX_INT,ne[2]/re.MAX_INT]),$=[se[0]*ue[0]+le[0],se[1]*ue[1]+le[1],se[2]*ue[2]+le[2]],te=a.items[oe[0]+(oe[1]<<8)+(oe[2]<<16)+(oe[3]<<24)]}if(null===F&&null==$)return null;var ce=null;null!==$&&(ce=e.camera.projectWorldPos($));var Ae=te&&te.delegatePickedEntity?te.delegatePickedEntity():te;return!Ae&&R&&(R=R.delegatePickedEntity?R.delegatePickedEntity():R),r.reset(),r.snappedToEdge="edge"===ie,r.snappedToVertex="vertex"===ie,r.worldPos=$||F,r.worldNormal=ee||T,r.entity=Ae||R,r.canvasPos=n||e.camera.projectWorldPos(F||$),r.snappedCanvasPos=ce||n,r}),this.addMarker=function(t){this._occlusionTester=this._occlusionTester||new Xt(e,y),this._occlusionTester.addMarker(t),e.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){B(),this._occlusionTester.bindRenderBuf(),i.reset(),i.backfaces=!0,i.frontface=!0,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var e=0,t=A.length;e<t;e++){var r=A[e];r.drawOcclusion&&!0!==r.culled&&!1!==r.visible&&!1!==r.pickable&&r.drawOcclusion(i)}this._occlusionTester.drawMarkers(i),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,r){var s,n,o,a,l=y.getRenderBuffer("snapshot");for(l.bind(),l.clear(),this.render({force:!0,opaqueOnly:r}),n=0;n<i;n++)o=2*n,a=4*n,s=l.read(e[o],e[o+1]),t[a]=s[0],t[a+1]=s[1],t[a+2]=s[2],t[a+3]=s[3];l.unbind(),p=!0},this.beginSnapshot=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=y.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),b=!0},this.renderSnapshot=function(){b&&(y.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),p=!0)},this.readSnapshot=function(e){return y.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return y.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){b&&(y.getRenderBuffer("snapshot").unbind(),b=!1)},this.destroy=function(){l={},u={},y.destroy(),x.destroy(),w.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}},li=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).KEY_BACKSPACE=8,r.KEY_TAB=9,r.KEY_ENTER=13,r.KEY_SHIFT=16,r.KEY_CTRL=17,r.KEY_ALT=18,r.KEY_PAUSE_BREAK=19,r.KEY_CAPS_LOCK=20,r.KEY_ESCAPE=27,r.KEY_PAGE_UP=33,r.KEY_PAGE_DOWN=34,r.KEY_END=35,r.KEY_HOME=36,r.KEY_LEFT_ARROW=37,r.KEY_UP_ARROW=38,r.KEY_RIGHT_ARROW=39,r.KEY_DOWN_ARROW=40,r.KEY_INSERT=45,r.KEY_DELETE=46,r.KEY_NUM_0=48,r.KEY_NUM_1=49,r.KEY_NUM_2=50,r.KEY_NUM_3=51,r.KEY_NUM_4=52,r.KEY_NUM_5=53,r.KEY_NUM_6=54,r.KEY_NUM_7=55,r.KEY_NUM_8=56,r.KEY_NUM_9=57,r.KEY_A=65,r.KEY_B=66,r.KEY_C=67,r.KEY_D=68,r.KEY_E=69,r.KEY_F=70,r.KEY_G=71,r.KEY_H=72,r.KEY_I=73,r.KEY_J=74,r.KEY_K=75,r.KEY_L=76,r.KEY_M=77,r.KEY_N=78,r.KEY_O=79,r.KEY_P=80,r.KEY_Q=81,r.KEY_R=82,r.KEY_S=83,r.KEY_T=84,r.KEY_U=85,r.KEY_V=86,r.KEY_W=87,r.KEY_X=88,r.KEY_Y=89,r.KEY_Z=90,r.KEY_LEFT_WINDOW=91,r.KEY_RIGHT_WINDOW=92,r.KEY_SELECT_KEY=93,r.KEY_NUMPAD_0=96,r.KEY_NUMPAD_1=97,r.KEY_NUMPAD_2=98,r.KEY_NUMPAD_3=99,r.KEY_NUMPAD_4=100,r.KEY_NUMPAD_5=101,r.KEY_NUMPAD_6=102,r.KEY_NUMPAD_7=103,r.KEY_NUMPAD_8=104,r.KEY_NUMPAD_9=105,r.KEY_MULTIPLY=106,r.KEY_ADD=107,r.KEY_SUBTRACT=109,r.KEY_DECIMAL_POINT=110,r.KEY_DIVIDE=111,r.KEY_F1=112,r.KEY_F2=113,r.KEY_F3=114,r.KEY_F4=115,r.KEY_F5=116,r.KEY_F6=117,r.KEY_F7=118,r.KEY_F8=119,r.KEY_F9=120,r.KEY_F10=121,r.KEY_F11=122,r.KEY_F12=123,r.KEY_NUM_LOCK=144,r.KEY_SCROLL_LOCK=145,r.KEY_SEMI_COLON=186,r.KEY_EQUAL_SIGN=187,r.KEY_COMMA=188,r.KEY_DASH=189,r.KEY_PERIOD=190,r.KEY_FORWARD_SLASH=191,r.KEY_GRAVE_ACCENT=192,r.KEY_OPEN_BRACKET=219,r.KEY_BACK_SLASH=220,r.KEY_CLOSE_BRACKET=221,r.KEY_SINGLE_QUOTE=222,r.KEY_SPACE=32,r.element=s.element,r.altDown=!1,r.ctrlDown=!1,r.mouseDownLeft=!1,r.mouseDownMiddle=!1,r.mouseDownRight=!1,r.keyDown=[],r.enabled=!0,r.keyboardEnabled=!0,r.mouseover=!1,r.mouseCanvasPos=re.vec2(),r._keyboardEventsElement=s.keyboardEventsElement||document,r._bindEvents(),r}return C(i,[{key:"_bindEvents",value:function(){var e=this;if(!this._eventsBound){this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!0:t.keyCode===e.KEY_ALT?e.altDown=!0:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!0),e.keyDown[t.keyCode]=!0,e.fire("keydown",t.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!1:t.keyCode===e.KEY_ALT?e.altDown=!1:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!1),e.keyDown[t.keyCode]=!1,e.fire("keyup",t.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=function(t){e.enabled&&(e.mouseover=!0,e._getMouseCanvasPos(t),e.fire("mouseenter",e.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=function(t){e.enabled&&(e.mouseover=!1,e._getMouseCanvasPos(t),e.fire("mouseleave",e.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!0;break;case 2:e.mouseDownMiddle=!0;break;case 3:e.mouseDownRight=!0}e._getMouseCanvasPos(t),e.element.focus(),e.fire("mousedown",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!1;break;case 2:e.mouseDownMiddle=!1;break;case 3:e.mouseDownRight=!1}e.fire("mouseup",e.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("click",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("dblclick",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}});var t=this.scene.tickify((function(){return e.fire("mousemove",e.mouseCanvasPos,!0)}));this.element.addEventListener("mousemove",this._mouseMoveListener=function(i){e.enabled&&(e._getMouseCanvasPos(i),t(),e.mouseover&&i.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=function(t){e.enabled&&(e._getMouseCanvasPos(t),e.fire("contextmenu",e.mouseCanvasPos,!0))});var i=this.scene.tickify((function(t){e.fire("mousewheel",t,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=function(t,r){if(e.enabled){var s=Math.max(-1,Math.min(1,40*-t.deltaY));i(s)}},{passive:!0});var r,s;this.on("mousedown",(function(e){r=e[0],s=e[1]})),this.on("mouseup",(function(t){r>=t[0]-2&&r<=t[0]+2&&s>=t[1]-2&&s<=t[1]+2&&e.fire("mouseclicked",t,!0)})),this.element.addEventListener("touchstart",this._touchstartListener=function(t){e.enabled&&h(t.changedTouches).forEach((function(t){e.fire("touchstart",[t.identifier,e._getTouchCanvasPos(t)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=function(t){e.enabled&&h(t.changedTouches).forEach((function(t){e.fire("touchend",[t.identifier,e._getTouchCanvasPos(t)],!0)}))}),this._eventsBound=!0}}},{key:"_unbindEvents",value:function(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}},{key:"_getTouchCanvasPos",value:function(e){for(var t=e.target,i=0,r=0;t.offsetParent;)i+=t.offsetLeft,r+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-r]}},{key:"_getMouseCanvasPos",value:function(e){if(e){for(var t=e.target,i=0,r=0;t.offsetParent;)i+=t.offsetLeft,r+=t.offsetTop,t=t.offsetParent;this.mouseCanvasPos[0]=e.pageX-i,this.mouseCanvasPos[1]=e.pageY-r}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}},{key:"setEnabled",value:function(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}},{key:"getEnabled",value:function(){return this.enabled}},{key:"setKeyboardEnabled",value:function(e){this.keyboardEnabled=e}},{key:"getKeyboardEnabled",value:function(){return this.keyboardEnabled}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._unbindEvents()}}]),i}(),ui=new G({}),ci=function(){function e(t){for(var i in B(this,e),this.id=ui.addItem({}),t)t.hasOwnProperty(i)&&(this[i]=t[i])}return C(e,[{key:"destroy",value:function(){ui.removeItem(this.id)}}]),e}(),Ai=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({boundary:[0,0,100,100]}),r.boundary=s.boundary,r.autoBoundary=s.autoBoundary,r}return C(i,[{key:"type",get:function(){return"Viewport"}},{key:"boundary",get:function(){return this._state.boundary},set:function(e){if(!this._autoBoundary){if(!e){var t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}},{key:"autoBoundary",get:function(){return this._autoBoundary},set:function(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){var t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),hi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new ci({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r._fov=60,r._canvasResized=r.scene.canvas.on("boundary",r._needUpdate,b(r)),r.fov=s.fov,r.fovAxis=s.fovAxis,r.near=s.near,r.far=s.far,r}return C(i,[{key:"type",get:function(){return"Perspective"}},{key:"_update",value:function(){var e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis,r=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(r/=t),r=Math.min(r,120),re.perspectiveMat4(r*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}},{key:"fov",get:function(){return this._fov},set:function(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}},{key:"fovAxis",get:function(){return this._fovAxis},set:function(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}]),i}(),di=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new ci({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r.scale=s.scale,r.near=s.near,r.far=s.far,r._onCanvasBoundary=r.scene.canvas.on("boundary",r._needUpdate,b(r)),r}return C(i,[{key:"type",get:function(){return"Ortho"}},{key:"_update",value:function(){var e,t,i,r,s=this.scene,n=.5*this._scale,o=s.canvas.boundary,a=o[2],l=o[3],u=a/l;a>l?(e=-n,t=n,i=n/u,r=-n/u):(e=-n*u,t=n*u,i=n,r=-n),re.orthoMat4c(e,t,r,i,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}]),i}(),pi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new ci({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._left=-1,r._right=1,r._bottom=-1,r._top=1,r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r.left=s.left,r.right=s.right,r.bottom=s.bottom,r.top=s.top,r.near=s.near,r.far=s.far,r}return C(i,[{key:"type",get:function(){return"Frustum"}},{key:"_update",value:function(){re.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"left",get:function(){return this._left},set:function(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}},{key:"right",get:function(){return this._right},set:function(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}},{key:"top",get:function(){return this._top},set:function(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}},{key:"bottom",get:function(){return this._bottom},set:function(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}},{key:"near",get:function(){return this._state.near},set:function(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}},{key:"far",get:function(){return this._state.far},set:function(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),fi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new ci({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4()}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!1,r.matrix=s.matrix,r}return C(i,[{key:"type",get:function(){return"CustomProjection"}},{key:"matrix",get:function(){return this._state.matrix},set:function(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),vi=re.vec3(),gi=re.vec3(),mi=re.vec3(),_i=re.vec3(),yi=re.vec3(),bi=re.vec3(),xi=re.vec4(),wi=re.vec4(),Bi=re.vec4(),Pi=re.mat4(),Ci=re.mat4(),Mi=re.vec3(),Ei=re.vec3(),Fi=re.vec3(),ki=re.vec3(),Ii=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({deviceMatrix:re.mat4(),hasDeviceMatrix:!1,matrix:re.mat4(),normalMatrix:re.mat4(),inverseMatrix:re.mat4()}),r._perspective=new hi(b(r)),r._ortho=new di(b(r)),r._frustum=new pi(b(r)),r._customProjection=new fi(b(r)),r._project=r._perspective,r._eye=re.vec3([0,0,10]),r._look=re.vec3([0,0,0]),r._up=re.vec3([0,1,0]),r._worldUp=re.vec3([0,1,0]),r._worldRight=re.vec3([1,0,0]),r._worldForward=re.vec3([0,0,-1]),r.deviceMatrix=s.deviceMatrix,r.eye=s.eye,r.look=s.look,r.up=s.up,r.worldAxis=s.worldAxis,r.gimbalLock=s.gimbalLock,r.constrainPitch=s.constrainPitch,r.projection=s.projection,r._perspective.on("matrix",(function(){"perspective"===r._projectionType&&r.fire("projMatrix",r._perspective.matrix)})),r._ortho.on("matrix",(function(){"ortho"===r._projectionType&&r.fire("projMatrix",r._ortho.matrix)})),r._frustum.on("matrix",(function(){"frustum"===r._projectionType&&r.fire("projMatrix",r._frustum.matrix)})),r._customProjection.on("matrix",(function(){"customProjection"===r._projectionType&&r.fire("projMatrix",r._customProjection.matrix)})),r}return C(i,[{key:"type",get:function(){return"Camera"}},{key:"_update",value:function(){var e,t=this._state;"ortho"===this.projection?(re.subVec3(this._eye,this._look,Mi),re.normalizeVec3(Mi,Ei),re.mulVec3Scalar(Ei,1e3,Fi),re.addVec3(this._look,Fi,ki),e=ki):e=this._eye,t.hasDeviceMatrix?(re.lookAtMat4v(e,this._look,this._up,Ci),re.mulMat4(t.deviceMatrix,Ci,t.matrix)):re.lookAtMat4v(e,this._look,this._up,t.matrix),re.inverseMat4(this._state.matrix,this._state.inverseMatrix),re.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}},{key:"orbitYaw",value:function(e){var t=re.subVec3(this._eye,this._look,vi);re.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Pi),t=re.transformPoint3(Pi,t,gi),this.eye=re.addVec3(this._look,t,mi),this.up=re.transformPoint3(Pi,this._up,_i)}},{key:"orbitPitch",value:function(e){if(!(this._constrainPitch&&(e=re.dotVec3(this._up,this._worldUp)/re.DEGTORAD)<1)){var t=re.subVec3(this._eye,this._look,vi),i=re.cross3Vec3(re.normalizeVec3(t,gi),re.normalizeVec3(this._up,mi));re.rotationMat4v(.0174532925*e,i,Pi),t=re.transformPoint3(Pi,t,_i),this.up=re.transformPoint3(Pi,this._up,yi),this.eye=re.addVec3(t,this._look,bi)}}},{key:"yaw",value:function(e){var t=re.subVec3(this._look,this._eye,vi);re.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Pi),t=re.transformPoint3(Pi,t,gi),this.look=re.addVec3(t,this._eye,mi),this._gimbalLock&&(this.up=re.transformPoint3(Pi,this._up,_i))}},{key:"pitch",value:function(e){if(!(this._constrainPitch&&(e=re.dotVec3(this._up,this._worldUp)/re.DEGTORAD)<1)){var t=re.subVec3(this._look,this._eye,vi),i=re.cross3Vec3(re.normalizeVec3(t,gi),re.normalizeVec3(this._up,mi));re.rotationMat4v(.0174532925*e,i,Pi),this.up=re.transformPoint3(Pi,this._up,bi),t=re.transformPoint3(Pi,t,_i),this.look=re.addVec3(t,this._eye,yi)}}},{key:"pan",value:function(e){var t,i=re.subVec3(this._eye,this._look,vi),r=[0,0,0];if(0!==e[0]){var s=re.cross3Vec3(re.normalizeVec3(i,[]),re.normalizeVec3(this._up,gi));t=re.mulVec3Scalar(s,e[0]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]}0!==e[1]&&(t=re.mulVec3Scalar(re.normalizeVec3(this._up,mi),e[1]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]),0!==e[2]&&(t=re.mulVec3Scalar(re.normalizeVec3(i,_i),e[2]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]),this.eye=re.addVec3(this._eye,r,yi),this.look=re.addVec3(this._look,r,bi)}},{key:"zoom",value:function(e){var t=re.subVec3(this._eye,this._look,vi),i=Math.abs(re.lenVec3(t,gi)),r=Math.abs(i+e);if(!(r<.5)){var s=re.normalizeVec3(t,mi);this.eye=re.addVec3(this._look,re.mulVec3Scalar(s,r),_i)}}},{key:"eye",get:function(){return this._eye},set:function(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}},{key:"look",get:function(){return this._look},set:function(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}},{key:"up",get:function(){return this._up},set:function(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}},{key:"deviceMatrix",get:function(){return this._state.deviceMatrix},set:function(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}},{key:"worldAxis",get:function(){return this._worldAxis},set:function(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=re.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}},{key:"worldUp",get:function(){return this._worldUp}},{key:"xUp",get:function(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}},{key:"yUp",get:function(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}},{key:"zUp",get:function(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}},{key:"worldRight",get:function(){return this._worldRight}},{key:"worldForward",get:function(){return this._worldForward}},{key:"gimbalLock",get:function(){return this._gimbalLock},set:function(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}},{key:"constrainPitch",set:function(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}},{key:"eyeLookDist",get:function(){return re.lenVec3(re.subVec3(this._look,this._eye,vi))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"viewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"normalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"viewNormalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"inverseViewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}},{key:"projMatrix",get:function(){return this[this.projection].matrix}},{key:"perspective",get:function(){return this._perspective}},{key:"ortho",get:function(){return this._ortho}},{key:"frustum",get:function(){return this._frustum}},{key:"customProjection",get:function(){return this._customProjection}},{key:"projection",get:function(){return this._projectionType},set:function(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}},{key:"project",get:function(){return this._project}},{key:"projectWorldPos",value:function(e){var t=xi,i=wi,r=Bi;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,re.mulMat4v4(this.viewMatrix,t,i),re.mulMat4v4(this.projMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1;var s=this.scene.canvas.canvas,n=s.offsetWidth/2,o=s.offsetHeight/2;return[r[0]*n+n,r[1]*o+o]}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Di=function(e){g(i,Ce);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r)}return C(i,[{key:"type",get:function(){return"Light"}},{key:"isLight",get:function(){return!0}}]),i}(),Si=function(e){g(i,Di);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._shadowRenderBuf=null,r._shadowViewMatrix=null,r._shadowProjMatrix=null,r._shadowViewMatrixDirty=!0,r._shadowProjMatrixDirty=!0;var n=r.scene.camera,o=r.scene.canvas;return r._onCameraViewMatrix=n.on("viewMatrix",(function(){r._shadowViewMatrixDirty=!0})),r._onCameraProjMatrix=n.on("projMatrix",(function(){r._shadowProjMatrixDirty=!0})),r._onCanvasBoundary=o.on("boundary",(function(){r._shadowProjMatrixDirty=!0})),r._state=new ci({type:"dir",dir:re.vec3([1,1,1]),color:re.vec3([.7,.7,.8]),intensity:1,space:s.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(r._shadowViewMatrixDirty){r._shadowViewMatrix||(r._shadowViewMatrix=re.identityMat4());var e=r.scene.camera,t=r._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]];re.lookAtMat4v(s,i,[0,1,0],r._shadowViewMatrix),r._shadowViewMatrixDirty=!1}return r._shadowViewMatrix},getShadowProjMatrix:function(){return r._shadowProjMatrixDirty&&(r._shadowProjMatrix||(r._shadowProjMatrix=re.identityMat4()),re.orthoMat4c(-40,40,-40,40,-40,80,r._shadowProjMatrix),r._shadowProjMatrixDirty=!1),r._shadowProjMatrix},getShadowRenderBuf:function(){return r._shadowRenderBuf||(r._shadowRenderBuf=new si(r.scene.canvas.canvas,r.scene.canvas.gl,{size:[1024,1024]})),r._shadowRenderBuf}}),r.dir=s.dir,r.color=s.color,r.intensity=s.intensity,r.castsShadow=s.castsShadow,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"DirLight"}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}(),Ti=function(e){g(i,Di);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state={type:"ambient",color:re.vec3([.7,.7,.7]),intensity:1},r.color=s.color,r.intensity=s.intensity,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"AmbientLight"}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._lightDestroyed(this)}}]),i}(),Ri=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),r=t.call(this,e,s),ae.memory.meshes++,r}return C(i,[{key:"type",get:function(){return"Geometry"}},{key:"isGeometry",get:function(){return!0}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),ae.memory.meshes--}}]),i}(),Li=function(){var e=[],t=[],i=[],r=[],s=[],n=0,o=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),u=re.vec3(),c=re.vec3(),A=re.vec3(),h=re.vec3(),d=re.vec3(),p=re.vec3(),f=re.vec3();return function(v,g,m,_){!function(s,n){var o,a,l,u,c,A,h={},d=Math.pow(10,4),p=0;for(c=0,A=s.length;c<A;c+=3)o=s[c],a=s[c+1],l=s[c+2],void 0===h[u=Math.round(o*d)+"_"+Math.round(a*d)+"_"+Math.round(l*d)]&&(h[u]=p/3,e[p++]=o,e[p++]=a,e[p++]=l),t[c/3]=h[u];for(c=0,A=n.length;c<A;c++)r[c]=t[n[c]],i[r[c]]=n[c]}(v,g),function(t,i){n=0;for(var v=0,g=t;v<g;v+=3){var m=3*r[v],_=3*r[v+1],y=3*r[v+2];i?(o[0]=e[m],o[1]=e[m+1],o[2]=e[m+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[y],l[1]=e[y+1],l[2]=e[y+2],re.decompressPosition(o,i,u),re.decompressPosition(a,i,c),re.decompressPosition(l,i,A)):(u[0]=e[m],u[1]=e[m+1],u[2]=e[m+2],c[0]=e[_],c[1]=e[_+1],c[2]=e[_+2],A[0]=e[y],A[1]=e[y+1],A[2]=e[y+2]),re.subVec3(A,c,h),re.subVec3(u,c,d),re.cross3Vec3(h,d,p),re.normalizeVec3(p,f);var b=s[n]||(s[n]={normal:re.vec3()});b.normal[0]=f[0],b.normal[1]=f[1],b.normal[2]=f[2],n++}}(g.length,m);for(var y,b,x,w,B,P,C,M,E,F,k=[],I=Math.cos(re.DEGTORAD*_),D={},S=!1,T=0,R=g.length;T<R;T+=3)for(var L=T/3,U=0;U<3;U++)y=r[T+U],b=r[T+(U+1)%3],void 0===D[B=(x=Math.min(y,b))+","+(w=Math.max(y,b))]?D[B]={index1:x,index2:w,face1:L,face2:void 0}:D[B].face2=L;for(B in D)void 0!==(P=D[B]).face2&&(C=s[P.face1].normal,M=s[P.face2].normal,re.dotVec3(C,M)>I)||(E=i[P.index1],F=i[P.index2],(!S&&E>65535||F>65535)&&(S=!0),k.push(E),k.push(F));return S?new Uint32Array(k):new Uint16Array(k)}}();var Ui=function(){var e=re.mat4(),t=re.mat4();return function(i,r){r=r||re.mat4();var s=i[0],n=i[1],o=i[2],a=i[3]-s,l=i[4]-n,u=i[5]-o,c=65535;return re.identityMat4(e),re.translationMat4v(i,e),re.identityMat4(t),re.scalingMat4v([a/c,l/c,u/c],t),re.mulMat4(e,t,r),r}}(),Oi=function(){var e=re.mat4(),t=re.mat4();return function(i,r,s){var n,o=new Uint16Array(i.length),a=new Float32Array([s[0]!==r[0]?65535/(s[0]-r[0]):0,s[1]!==r[1]?65535/(s[1]-r[1]):0,s[2]!==r[2]?65535/(s[2]-r[2]):0]);for(n=0;n<i.length;n+=3)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-r[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-r[1])*a[1]))),o[n+2]=Math.max(0,Math.min(65535,Math.floor((i[n+2]-r[2])*a[2])));return re.identityMat4(e),re.translationMat4v(r,e),re.identityMat4(t),re.scalingMat4v([(s[0]-r[0])/65535,(s[1]-r[1])/65535,(s[2]-r[2])/65535],t),{quantized:o,decodeMatrix:re.mulMat4(e,t,re.identityMat4())}}}();var Ni=function(){var e=re.mat3(),t=re.mat3();return function(i,r,s){var n,o=new Uint16Array(i.length),a=new Float32Array([65535/(s[0]-r[0]),65535/(s[1]-r[1])]);for(n=0;n<i.length;n+=2)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-r[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-r[1])*a[1])));return re.identityMat3(e),re.translationMat3v(r,e),re.identityMat3(t),re.scalingMat3v([(s[0]-r[0])/65535,(s[1]-r[1])/65535],t),{quantized:o,decodeMatrix:re.mulMat3(e,t,re.identityMat3())}}}();function Qi(e,t,i,r){var s=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),n=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){var o=(1-Math.abs(n))*(s>=0?1:-1),a=(1-Math.abs(s))*(n>=0?1:-1);s=o,n=a}return new Int8Array([Math[i](127.5*s+(s<0?-1:0)),Math[r](127.5*n+(n<0?-1:0))])}function Vi(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var r=1-Math.abs(t)-Math.abs(i);r<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var s=Math.sqrt(t*t+i*i+r*r);return[t/s,i/s,r/s]}function Hi(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}var ji={getPositionsBounds:function(e){var t,i,r=new Float32Array(3),s=new Float32Array(3);for(t=0;t<3;t++)r[t]=Number.MAX_VALUE,s[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=3)for(i=0;i<3;i++)r[i]=Math.min(r[i],e[t+i]),s[i]=Math.max(s[i],e[t+i]);return{min:r,max:s}},createPositionsDecodeMatrix:Ui,compressPositions:Oi,compressPosition:function(e,t,i){var r=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*r[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*r[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*r[2])))},decompressPositions:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),r=0,s=e.length;r<s;r+=3)i[r+0]=e[r+0]*t[0]+t[12],i[r+1]=e[r+1]*t[5]+t[13],i[r+2]=e[r+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:e;return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){var t,i,r=new Float32Array(2),s=new Float32Array(2);for(t=0;t<2;t++)r[t]=Number.MAX_VALUE,s[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=2)for(i=0;i<2;i++)r[i]=Math.min(r[i],e[t+i]),s[i]=Math.max(s[i],e[t+i]);return{min:r,max:s}},compressUVs:Ni,decompressUVs:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),r=0,s=e.length;r<s;r+=3)i[r+0]=e[r+0]*t[0]+t[6],i[r+1]=e[r+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){for(var t,i,r,s,n=new Int8Array(e.length),o=0;o<e.length;o+=3)i=t=Qi(e,o,"floor","floor"),r=s=Hi(e,o,Vi(t)),(r=Hi(e,o,Vi(t=Qi(e,o,"ceil","floor"))))>s&&(i=t,s=r),(r=Hi(e,o,Vi(t=Qi(e,o,"floor","ceil"))))>s&&(i=t,s=r),(r=Hi(e,o,Vi(t=Qi(e,o,"ceil","ceil"))))>s&&(i=t,s=r),n[o]=i[0],n[o+1]=i[1];return n},decompressNormals:function(e,t){for(var i=0,r=0,s=e.length;i<s;i+=2){var n=e[i+0],o=e[i+1];n=(2*n+1)/255,o=(2*o+1)/255;var a=1-Math.abs(n)-Math.abs(o);a<0&&(n=(1-Math.abs(o))*(n>=0?1:-1),o=(1-Math.abs(n))*(o>=0?1:-1));var l=Math.sqrt(n*n+o*o+a*a);t[r+0]=n/l,t[r+1]=o/l,t[r+2]=a/l,r+=3}return t},decompressNormal:function(e,t){var i=e[0],r=e[1];i=(2*i+1)/255,r=(2*r+1)/255;var s=1-Math.abs(i)-Math.abs(r);s<0&&(i=(1-Math.abs(r))*(i>=0?1:-1),r=(1-Math.abs(i))*(r>=0?1:-1));var n=Math.sqrt(i*i+r*r+s*s);return t[0]=i/n,t[1]=r/n,t[2]=s/n,t}},Gi=ae.memory,zi=re.AABB3(),Wi=function(e){g(i,Ri);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._state=new ci({compressGeometry:!!s.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),r._numTriangles=0,r._edgeThreshold=s.edgeThreshold||10,r._edgeIndicesBuf=null,r._pickTrianglePositionsBuf=null,r._pickTriangleColorsBuf=null,r._aabbDirty=!0,r._boundingSphere=!0,r._aabb=null,r._aabbDirty=!0,r._obb=null,r._obbDirty=!0;var n=r._state,o=r.scene.canvas.gl;switch(s.primitive=s.primitive||"triangles",s.primitive){case"points":n.primitive=o.POINTS,n.primitiveName=s.primitive;break;case"lines":n.primitive=o.LINES,n.primitiveName=s.primitive;break;case"line-loop":n.primitive=o.LINE_LOOP,n.primitiveName=s.primitive;break;case"line-strip":n.primitive=o.LINE_STRIP,n.primitiveName=s.primitive;break;case"triangles":n.primitive=o.TRIANGLES,n.primitiveName=s.primitive;break;case"triangle-strip":n.primitive=o.TRIANGLE_STRIP,n.primitiveName=s.primitive;break;case"triangle-fan":n.primitive=o.TRIANGLE_FAN,n.primitiveName=s.primitive;break;default:r.error("Unsupported value for 'primitive': '"+s.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),n.primitive=o.TRIANGLES,n.primitiveName=s.primitive}if(s.positions)if(r._state.compressGeometry){var a=ji.getPositionsBounds(s.positions),l=ji.compressPositions(s.positions,a.min,a.max);n.positions=l.quantized,n.positionsDecodeMatrix=l.decodeMatrix}else n.positions=s.positions.constructor===Float32Array?s.positions:new Float32Array(s.positions);if(s.colors&&(n.colors=s.colors.constructor===Float32Array?s.colors:new Float32Array(s.colors)),s.uv)if(r._state.compressGeometry){var u=ji.getUVBounds(s.uv),c=ji.compressUVs(s.uv,u.min,u.max);n.uv=c.quantized,n.uvDecodeMatrix=c.decodeMatrix}else n.uv=s.uv.constructor===Float32Array?s.uv:new Float32Array(s.uv);return s.normals&&(r._state.compressGeometry?n.normals=ji.compressNormals(s.normals):n.normals=s.normals.constructor===Float32Array?s.normals:new Float32Array(s.normals)),s.indices&&(n.indices=s.indices.constructor===Uint32Array||s.indices.constructor===Uint16Array?s.indices:new Uint32Array(s.indices),"triangles"===r._state.primitiveName&&(r._numTriangles=s.indices.length/3)),r._buildHash(),Gi.meshes++,r._buildVBOs(),r}return C(i,[{key:"type",get:function(){return"ReadableGeometry"}},{key:"isReadableGeometry",get:function(){return!0}},{key:"_buildVBOs",value:function(){var e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),Gi.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),Gi.positions+=e.positionsBuf.numItems),e.normals){var i=e.compressGeometry;e.normalsBuf=new Gt(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),Gi.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new Gt(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),Gi.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new Gt(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),Gi.uvs+=e.uvBuf.numItems)}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}},{key:"_getPickTrianglePositions",value:function(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}},{key:"_getPickTriangleColors",value:function(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}},{key:"_buildEdgeIndices",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=Li(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),Gi.indices+=this._edgeIndicesBuf.numItems}}},{key:"_buildPickTriangleVBOs",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=re.buildPickTriangles(e.positions,e.indices,e.compressGeometry),r=i.positions,s=i.colors;this._pickTrianglePositionsBuf=new Gt(t,t.ARRAY_BUFFER,r,r.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new Gt(t,t.ARRAY_BUFFER,s,s.length,4,t.STATIC_DRAW,!0),Gi.positions+=this._pickTrianglePositionsBuf.numItems,Gi.colors+=this._pickTriangleColorsBuf.numItems}}},{key:"_buildPickVertexVBOs",value:function(){}},{key:"_webglContextLost",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}},{key:"_webglContextRestored",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"compressGeometry",get:function(){return this._state.compressGeometry}},{key:"positions",get:function(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),ji.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null},set:function(e){var t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){var r=ji.getPositionsBounds(e),s=ji.compressPositions(e,r.min,r.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}},{key:"normals",get:function(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){var e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),ji.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry normals - quantized geometry is immutable");else{var t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}}},{key:"uv",get:function(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),ji.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry UVs - quantized geometry is immutable");else{var t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}}},{key:"colors",get:function(){return this._state.colors},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry colors - quantized geometry is immutable");else{var t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}}},{key:"indices",get:function(){return this._state.indices}},{key:"aabb",get:function(){return this._aabbDirty&&(this._aabb||(this._aabb=re.AABB3()),re.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}},{key:"obb",get:function(){return this._obbDirty&&(this._obb||(this._obb=re.OBB3()),re.positions3ToAABB3(this._state.positions,zi,this._state.positionsDecodeMatrix),re.AABB3ToOBB3(zi,this._obb),this._obbDirty=!1),this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_setAABBDirty",value:function(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),Gi.meshes--}}]),i}();function Ki(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var r=e.zSize||1;r<0&&(console.error("negative zSize not allowed - will invert"),r*=-1);var s=e.center,n=s?s[0]:0,o=s?s[1]:0,a=s?s[2]:0,l=-t+n,u=-i+o,c=-r+a,A=t+n,h=i+o,d=r+a;return he.apply(e,{positions:[A,h,d,l,h,d,l,u,d,A,u,d,A,h,d,A,u,d,A,u,c,A,h,c,A,h,d,A,h,c,l,h,c,l,h,d,l,h,d,l,h,c,l,u,c,l,u,d,l,u,c,A,u,c,A,u,d,l,u,d,A,u,c,l,u,c,l,h,c,A,h,c],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}var Xi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),r=t.call(this,e,s),ae.memory.materials++,r}return C(i,[{key:"type",get:function(){return"Material"}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),ae.memory.materials--}}]),i}(),Ji={opaque:0,mask:1,blend:2},Yi=["opaque","mask","blend"],Zi=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"PhongMaterial",ambient:re.vec3([1,1,1]),diffuse:re.vec3([1,1,1]),specular:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.ambient=s.ambient,r.diffuse=s.diffuse,r.specular=s.specular,r.emissive=s.emissive,r.alpha=s.alpha,r.shininess=s.shininess,r.reflectivity=s.reflectivity,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,s.ambientMap&&(r._ambientMap=r._checkComponent("Texture",s.ambientMap)),s.diffuseMap&&(r._diffuseMap=r._checkComponent("Texture",s.diffuseMap)),s.specularMap&&(r._specularMap=r._checkComponent("Texture",s.specularMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.reflectivityMap&&(r._reflectivityMap=r._checkComponent("Texture",s.reflectivityMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.diffuseFresnel&&(r._diffuseFresnel=r._checkComponent("Fresnel",s.diffuseFresnel)),s.specularFresnel&&(r._specularFresnel=r._checkComponent("Fresnel",s.specularFresnel)),s.emissiveFresnel&&(r._emissiveFresnel=r._checkComponent("Fresnel",s.emissiveFresnel)),s.alphaFresnel&&(r._alphaFresnel=r._checkComponent("Fresnel",s.alphaFresnel)),s.reflectivityFresnel&&(r._reflectivityFresnel=r._checkComponent("Fresnel",s.reflectivityFresnel)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"PhongMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"shininess",get:function(){return this._state.shininess},set:function(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"reflectivity",get:function(){return this._state.reflectivity},set:function(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}},{key:"normalMap",get:function(){return this._normalMap}},{key:"ambientMap",get:function(){return this._ambientMap}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specularMap",get:function(){return this._specularMap}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"reflectivityMap",get:function(){return this._reflectivityMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"diffuseFresnel",get:function(){return this._diffuseFresnel}},{key:"specularFresnel",get:function(){return this._specularFresnel}},{key:"emissiveFresnel",get:function(){return this._emissiveFresnel}},{key:"alphaFresnel",get:function(){return this._alphaFresnel}},{key:"reflectivityFresnel",get:function(){return this._reflectivityFresnel}},{key:"alphaMode",get:function(){return Yi[this._state.alphaMode]},set:function(e){var t=Ji[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),qi={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}},$i=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),r._preset="default",s.preset?(r.preset=s.preset,void 0!==s.fill&&(r.fill=s.fill),s.fillColor&&(r.fillColor=s.fillColor),void 0!==s.fillAlpha&&(r.fillAlpha=s.fillAlpha),void 0!==s.edges&&(r.edges=s.edges),s.edgeColor&&(r.edgeColor=s.edgeColor),void 0!==s.edgeAlpha&&(r.edgeAlpha=s.edgeAlpha),void 0!==s.edgeWidth&&(r.edgeWidth=s.edgeWidth),void 0!==s.backfaces&&(r.backfaces=s.backfaces),void 0!==s.glowThrough&&(r.glowThrough=s.glowThrough)):(r.fill=s.fill,r.fillColor=s.fillColor,r.fillAlpha=s.fillAlpha,r.edges=s.edges,r.edgeColor=s.edgeColor,r.edgeAlpha=s.edgeAlpha,r.edgeWidth=s.edgeWidth,r.backfaces=s.backfaces,r.glowThrough=s.glowThrough),r}return C(i,[{key:"type",get:function(){return"EmphasisMaterial"}},{key:"presets",get:function(){return qi}},{key:"fill",get:function(){return this._state.fill},set:function(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}},{key:"fillColor",get:function(){return this._state.fillColor},set:function(e){var t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}},{key:"fillAlpha",get:function(){return this._state.fillAlpha},set:function(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"glowThrough",get:function(){return this._state.glowThrough},set:function(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=qi[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(qi).join(", "))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),er={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}},tr=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),r._preset="default",s.preset?(r.preset=s.preset,s.edgeColor&&(r.edgeColor=s.edgeColor),void 0!==s.edgeAlpha&&(r.edgeAlpha=s.edgeAlpha),void 0!==s.edgeWidth&&(r.edgeWidth=s.edgeWidth)):(r.edgeColor=s.edgeColor,r.edgeAlpha=s.edgeAlpha,r.edgeWidth=s.edgeWidth),r.edges=!1!==s.edges,r}return C(i,[{key:"type",get:function(){return"EdgeMaterial"}},{key:"presets",get:function(){return er}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=er[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(er).join(", "))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),ir={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}},rr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._units="meters",r._scale=1,r._origin=re.vec3([0,0,0]),r.units=s.units,r.scale=s.scale,r.origin=s.origin,r}return C(i,[{key:"unitsInfo",get:function(){return ir}},{key:"units",get:function(){return this._units},set:function(e){e||(e="meters"),ir[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}},{key:"scale",get:function(){return this._scale},set:function(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}},{key:"origin",get:function(){return this._origin},set:function(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}},{key:"worldToRealPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec3(3);t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}},{key:"realToWorldPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec3(3);return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}]),i}(),sr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._supported=St.SUPPORTED_EXTENSIONS.OES_standard_derivatives,r.enabled=s.enabled,r.kernelRadius=s.kernelRadius,r.intensity=s.intensity,r.bias=s.bias,r.scale=s.scale,r.minResolution=s.minResolution,r.numSamples=s.numSamples,r.blur=s.blur,r.blendCutoff=s.blendCutoff,r.blendFactor=s.blendFactor,r}return C(i,[{key:"supported",get:function(){return this._supported}},{key:"enabled",get:function(){return this._enabled},set:function(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}},{key:"possible",get:function(){if(!this._supported)return!1;if(!this._enabled)return!1;var e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}},{key:"active",get:function(){return this._active}},{key:"kernelRadius",get:function(){return this._kernelRadius},set:function(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}},{key:"intensity",get:function(){return this._intensity},set:function(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}},{key:"bias",get:function(){return this._bias},set:function(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}},{key:"minResolution",get:function(){return this._minResolution},set:function(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}},{key:"numSamples",get:function(){return this._numSamples},set:function(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}},{key:"blur",get:function(){return this._blur},set:function(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}},{key:"blendCutoff",get:function(){return this._blendCutoff},set:function(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}},{key:"blendFactor",get:function(){return this._blendFactor},set:function(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),nr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).sliceColor=s.sliceColor,r.sliceThickness=s.sliceThickness,r}return C(i,[{key:"sliceThickness",get:function(){return this._sliceThickness},set:function(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}},{key:"sliceColor",get:function(){return this._sliceColor},set:function(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),or={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}},ar=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),s.preset?(r.preset=s.preset,void 0!==s.pointSize&&(r.pointSize=s.pointSize),void 0!==s.roundPoints&&(r.roundPoints=s.roundPoints),void 0!==s.perspectivePoints&&(r.perspectivePoints=s.perspectivePoints),void 0!==s.minPerspectivePointSize&&(r.minPerspectivePointSize=s.minPerspectivePointSize),void 0!==s.maxPerspectivePointSize&&(r.maxPerspectivePointSize=s.minPerspectivePointSize)):(r._preset="default",r.pointSize=s.pointSize,r.roundPoints=s.roundPoints,r.perspectivePoints=s.perspectivePoints,r.minPerspectivePointSize=s.minPerspectivePointSize,r.maxPerspectivePointSize=s.maxPerspectivePointSize),r.filterIntensity=s.filterIntensity,r.minIntensity=s.minIntensity,r.maxIntensity=s.maxIntensity,r}return C(i,[{key:"type",get:function(){return"PointsMaterial"}},{key:"presets",get:function(){return or}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||2,this.glRedraw()}},{key:"roundPoints",get:function(){return this._state.roundPoints},set:function(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"perspectivePoints",get:function(){return this._state.perspectivePoints},set:function(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minPerspectivePointSize",get:function(){return this._state.minPerspectivePointSize},set:function(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}},{key:"maxPerspectivePointSize",get:function(){return this._state.maxPerspectivePointSize},set:function(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}},{key:"filterIntensity",get:function(){return this._state.filterIntensity},set:function(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minIntensity",get:function(){return this._state.minIntensity},set:function(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}},{key:"maxIntensity",get:function(){return this._state.maxIntensity},set:function(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=or[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(or).join(", "))}}},{key:"hash",get:function(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),lr={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}},ur=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"LinesMaterial",lineWidth:null}),s.preset?(r.preset=s.preset,void 0!==s.lineWidth&&(r.lineWidth=s.lineWidth)):(r._preset="default",r.lineWidth=s.lineWidth),r}return C(i,[{key:"type",get:function(){return"LinesMaterial"}},{key:"presets",get:function(){return lr}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=lr[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(lr).join(", "))}}},{key:"hash",get:function(){return[""+this.lineWidth].join(";")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function cr(e,t){for(var i,r,s={},n=0,o=t.length;n<o;n++)i=t[n],(r=e.components[i])?r.isEntity?s[i]=!0:e.warn("pick(): Component is not an Entity: "+i):e.warn("pick(): Component not found: "+i);return s}var Ar=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),r=t.call(this,null,s);var n=s.canvasElement||document.getElementById(s.canvasId);if(!(n instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";r._tickifiedFunctions={};var o=!!s.transparent,a=!!s.alphaDepthMask;return r._aabbDirty=!0,r._readableGeometry=!!s.readableGeometryEnabled,r.viewer=e,r.occlusionTestCountdown=0,r.loading=0,r.startTime=(new Date).getTime(),r.models={},r.objects={},r._numObjects=0,r.visibleObjects={},r._numVisibleObjects=0,r.xrayedObjects={},r._numXRayedObjects=0,r.highlightedObjects={},r._numHighlightedObjects=0,r.selectedObjects={},r._numSelectedObjects=0,r.colorizedObjects={},r._numColorizedObjects=0,r.opacityObjects={},r._numOpacityObjects=0,r.offsetObjects={},r._numOffsetObjects=0,r._modelIds=null,r._objectIds=null,r._visibleObjectIds=null,r._xrayedObjectIds=null,r._highlightedObjectIds=null,r._selectedObjectIds=null,r._colorizedObjectIds=null,r._opacityObjectIds=null,r._offsetObjectIds=null,r._collidables={},r._compilables={},r._needRecompile=!1,r.types={},r.components={},r.sectionPlanes={},r.lights={},r.lightMaps={},r.reflectionMaps={},r.bitmaps={},r.lineSets={},r.realWorldOffset=s.realWorldOffset||new Float64Array([0,0,0]),r.canvas=new It(b(r),{dontClear:!0,canvas:n,spinnerElementId:s.spinnerElementId,transparent:o,webgl2:!1!==s.webgl2,contextAttr:s.contextAttr||{},backgroundColor:s.backgroundColor,backgroundColorFromAmbientLight:s.backgroundColorFromAmbientLight,premultipliedAlpha:s.premultipliedAlpha}),r.canvas.on("boundary",(function(){r.glRedraw()})),r.canvas.on("webglContextFailed",(function(){alert("xeokit failed to find WebGL!")})),r._renderer=new ai(b(r),{transparent:o,alphaDepthMask:a}),r._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;var e=null;this.getHash=function(){if(e)return e;var t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";for(var i=[],r=0,s=t;r<s;r++)i.push("cp");return i.push(";"),e=i.join("")},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(var i=0,r=this.sectionPlanes.length;i<r;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){var e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},r._sectionPlanesState.setNumCachedSectionPlanes(s.numCachedSectionPlanes||0),r._lightsState=new function(){var e=re.vec4([0,0,0,0]),t=re.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];var i=null,r=null;this.getHash=function(){if(i)return i;for(var e,t=[],r=this.lights,s=0,n=r.length;s<n;s++)e=r[s],t.push("/"),t.push(e.type),t.push("world"===e.space?"w":"v"),e.castsShadow&&t.push("sh");return this.lightMaps.length>0&&t.push("/lm"),this.reflectionMaps.length>0&&t.push("/rm"),t.push(";"),i=t.join("")},this.addLight=function(e){this.lights.push(e),r=null,i=null},this.removeLight=function(e){for(var t=0,s=this.lights.length;t<s;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),r&&r.id===e.id&&(r=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(var t=0,r=this.reflectionMaps.length;t<r;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(var t=0,r=this.lightMaps.length;t<r;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!r)for(var i=0,s=this.lights.length;i<s;i++){var n=this.lights[i];if("ambient"===n.type){r=n;break}}if(r){var o=r.color,a=r.intensity;return t[0]=o[0],t[1]=o[1],t[2]=o[2],t[3]=a,t}return e}},r.input=new li(b(r),{dontClear:!0,element:r.canvas.canvas,keyboardEventsElement:s.keyboardEventsElement}),r.metrics=new rr(b(r),{units:s.units,scale:s.scale,origin:s.origin}),r.sao=new sr(b(r),{enabled:s.saoEnabled}),r.crossSections=new nr(b(r),{}),r.ticksPerRender=s.ticksPerRender,r.ticksPerOcclusionTest=s.ticksPerOcclusionTest,r.passes=s.passes,r.clearEachPass=s.clearEachPass,r.gammaInput=s.gammaInput,r.gammaOutput=s.gammaOutput,r.gammaFactor=s.gammaFactor,r._entityOffsetsEnabled=!!s.entityOffsetsEnabled,r._logarithmicDepthBufferEnabled=!!s.logarithmicDepthBufferEnabled,r._dtxEnabled=!1!==s.dtxEnabled,r._pbrEnabled=!!s.pbrEnabled,r._colorTextureEnabled=!1!==s.colorTextureEnabled,r._dtxEnabled=!!s.dtxEnabled,r._markerZOffset=s.markerZOffset,we._addScene(b(r)),r._initDefaults(),r._viewport=new Ai(b(r),{id:"default.viewport",autoBoundary:!0,dontClear:!0}),r._camera=new Ii(b(r),{id:"default.camera",dontClear:!0}),new Ti(b(r),{color:[1,1,1],intensity:.7}),new Si(b(r),{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new Si(b(r),{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),r._camera.on("dirty",(function(){r._renderer.imageDirty()})),r}return C(i,[{key:"type",get:function(){return"Scene"}},{key:"_initDefaults",value:function(){}},{key:"_addComponent",value:function(e){if(e.id&&this.components[e.id]&&(this.error("Component "+he.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=re.createUUID();this.components[e.id]=e;var t=e.type,i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}},{key:"_removeComponent",value:function(e){var t=e.id,i=e.type;delete this.components[t];var r=this.types[i];r&&(delete r[t],he.isEmptyObject(r)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}},{key:"_sectionPlaneCreated",value:function(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}},{key:"_bitmapCreated",value:function(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}},{key:"_lineSetCreated",value:function(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}},{key:"_lightCreated",value:function(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}},{key:"_lightMapCreated",value:function(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapCreated",value:function(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}},{key:"_sectionPlaneDestroyed",value:function(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}},{key:"_bitmapDestroyed",value:function(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}},{key:"_lineSetDestroyed",value:function(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}},{key:"_lightDestroyed",value:function(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}},{key:"_lightMapDestroyed",value:function(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapDestroyed",value:function(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}},{key:"_registerModel",value:function(e){this.models[e.id]=e,this._modelIds=null}},{key:"_deregisterModel",value:function(e){var t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}},{key:"_registerObject",value:function(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}},{key:"_deregisterObject",value:function(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}},{key:"_objectVisibilityUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}},{key:"_deRegisterVisibleObject",value:function(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}},{key:"_objectXRayedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}},{key:"_deRegisterXRayedObject",value:function(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}},{key:"_objectHighlightedUpdated",value:function(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}},{key:"_deRegisterHighlightedObject",value:function(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}},{key:"_objectSelectedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}},{key:"_deRegisterSelectedObject",value:function(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}},{key:"_objectColorizeUpdated",value:function(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}},{key:"_deRegisterColorizedObject",value:function(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}},{key:"_objectOpacityUpdated",value:function(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}},{key:"_deRegisterOpacityObject",value:function(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}},{key:"_objectOffsetUpdated",value:function(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}},{key:"_deRegisterOffsetObject",value:function(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}},{key:"_webglContextLost",value:function(){for(var e in this.canvas.spinner.processes++,this.components)if(this.components.hasOwnProperty(e)){var t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}},{key:"_webglContextRestored",value:function(){var e=this.canvas.gl;for(var t in this.components)if(this.components.hasOwnProperty(t)){var i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}},{key:"capabilities",get:function(){return this._renderer.capabilities}},{key:"entityOffsetsEnabled",get:function(){return this._entityOffsetsEnabled}},{key:"readableGeometryEnabled",get:function(){return this._readableGeometry}},{key:"pickSurfacePrecisionEnabled",get:function(){return this._readableGeometry}},{key:"logarithmicDepthBufferEnabled",get:function(){return this._logarithmicDepthBufferEnabled}},{key:"numCachedSectionPlanes",get:function(){return this._sectionPlanesState.getNumCachedSectionPlanes()},set:function(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}},{key:"pbrEnabled",get:function(){return this._pbrEnabled},set:function(e){this._pbrEnabled=!!e,this.glRedraw()}},{key:"dtxEnabled",get:function(){return this._dtxEnabled},set:function(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled},set:function(e){this._colorTextureEnabled=!!e,this.glRedraw()}},{key:"markerZOffset",get:function(){return null==this._markerZOffset?-.001:this._markerZOffset}},{key:"doOcclusionTest",value:function(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}},{key:"render",value:function(e){e&&we.runTasks();var t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),e||this._renderer.needsRender()){t.sceneId=this.id;var i,r,s=this._passes,n=this._clearEachPass;for(i=0;i<s;i++)t.pass=i,this.fire("rendering",t,!0),r=n||0===i,this._renderer.render({pass:i,clear:r,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}}},{key:"compile",value:function(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}},{key:"_recompile",value:function(){for(var e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}},{key:"_saveAmbientColor",value:function(){var e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{var t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=re.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}},{key:"modelIds",get:function(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}},{key:"numObjects",get:function(){return this._numObjects}},{key:"objectIds",get:function(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}},{key:"numVisibleObjects",get:function(){return this._numVisibleObjects}},{key:"visibleObjectIds",get:function(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}},{key:"numXRayedObjects",get:function(){return this._numXRayedObjects}},{key:"xrayedObjectIds",get:function(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}},{key:"numHighlightedObjects",get:function(){return this._numHighlightedObjects}},{key:"highlightedObjectIds",get:function(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}},{key:"numSelectedObjects",get:function(){return this._numSelectedObjects}},{key:"selectedObjectIds",get:function(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}},{key:"numColorizedObjects",get:function(){return this._numColorizedObjects}},{key:"colorizedObjectIds",get:function(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}},{key:"opacityObjectIds",get:function(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}},{key:"offsetObjectIds",get:function(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}},{key:"ticksPerRender",get:function(){return this._ticksPerRender},set:function(e){null==e?e=1:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}},{key:"ticksPerOcclusionTest",get:function(){return this._ticksPerOcclusionTest},set:function(e){null==e?e=20:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}},{key:"passes",get:function(){return this._passes},set:function(e){null==e?e=1:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}},{key:"clearEachPass",get:function(){return this._clearEachPass},set:function(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}},{key:"gammaInput",get:function(){return this._renderer.gammaInput},set:function(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaOutput",get:function(){return this._renderer.gammaOutput},set:function(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaFactor",get:function(){return this._renderer.gammaFactor},set:function(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}},{key:"geometry",get:function(){return this.components["default.geometry"]||Ki(Wi)}},{key:"material",get:function(){return this.components["default.material"]||new Zi(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}},{key:"xrayMaterial",get:function(){return this.components["default.xrayMaterial"]||new $i(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}},{key:"highlightMaterial",get:function(){return this.components["default.highlightMaterial"]||new $i(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}},{key:"selectedMaterial",get:function(){return this.components["default.selectedMaterial"]||new $i(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}},{key:"edgeMaterial",get:function(){return this.components["default.edgeMaterial"]||new tr(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}},{key:"pointsMaterial",get:function(){return this.components["default.pointsMaterial"]||new ar(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}},{key:"linesMaterial",get:function(){return this.components["default.linesMaterial"]||new ur(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}},{key:"viewport",get:function(){return this._viewport}},{key:"camera",get:function(){return this._camera}},{key:"center",get:function(){if(this._aabbDirty||!this._center){var e=this.aabb;this._center||(this._center=re.vec3()),this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}},{key:"aabb",get:function(){if(this._aabbDirty){this._aabb||(this._aabb=re.AABB3());var e,t,i=re.MAX_DOUBLE,r=re.MAX_DOUBLE,s=re.MAX_DOUBLE,n=re.MIN_DOUBLE,o=re.MIN_DOUBLE,a=re.MIN_DOUBLE,l=this._collidables,u=!1;for(var c in l)if(l.hasOwnProperty(c)){if(!1===(t=l[c]).collidable)continue;(e=t.aabb)[0]<i&&(i=e[0]),e[1]<r&&(r=e[1]),e[2]<s&&(s=e[2]),e[3]>n&&(n=e[3]),e[4]>o&&(o=e[4]),e[5]>a&&(a=e[5]),u=!0}u||(i=-100,r=-100,s=-100,n=100,o=100,a=100),this._aabb[0]=i,this._aabb[1]=r,this._aabb[2]=s,this._aabb[3]=n,this._aabb[4]=o,this._aabb[5]=a,this._aabbDirty=!1,this._center=null}return this._aabb}},{key:"_setAABBDirty",value:function(){this._aabbDirty=!0,this.fire("boundary")}},{key:"pick",value:function(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");var i=e.includeEntities||e.include;i&&(e.includeEntityIds=cr(this,i));var r=e.excludeEntities||e.exclude;return r&&(e.excludeEntityIds=cr(this,r)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}},{key:"snapPick",value:function(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}},{key:"clear",value:function(){var e;for(var t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}},{key:"clearLights",value:function(){for(var e=Object.keys(this.lights),t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}},{key:"clearSectionPlanes",value:function(){for(var e=Object.keys(this.sectionPlanes),t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}},{key:"clearBitmaps",value:function(){for(var e=Object.keys(this.bitmaps),t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}},{key:"clearLines",value:function(){for(var e=Object.keys(this.lineSets),t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}},{key:"getAABB",value:function(e){if(void 0===e)return this.aabb;if(he.isString(e)){var t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;var i,r=re.MAX_DOUBLE,s=re.MAX_DOUBLE,n=re.MAX_DOUBLE,o=re.MIN_DOUBLE,a=re.MIN_DOUBLE,l=re.MIN_DOUBLE;if(this.withObjects(e,(function(e){if(e.collidable){var t=e.aabb;t[0]<r&&(r=t[0]),t[1]<s&&(s=t[1]),t[2]<n&&(n=t[2]),t[3]>o&&(o=t[3]),t[4]>a&&(a=t[4]),t[5]>l&&(l=t[5]),i=!0}})),i){var u=re.AABB3();return u[0]=r,u[1]=s,u[2]=n,u[3]=o,u[4]=a,u[5]=l,u}return this.aabb}},{key:"setObjectsVisible",value:function(e,t){return this.withObjects(e,(function(e){var i=e.visible!==t;return e.visible=t,i}))}},{key:"setObjectsCollidable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.collidable!==t;return e.collidable=t,i}))}},{key:"setObjectsCulled",value:function(e,t){return this.withObjects(e,(function(e){var i=e.culled!==t;return e.culled=t,i}))}},{key:"setObjectsSelected",value:function(e,t){return this.withObjects(e,(function(e){var i=e.selected!==t;return e.selected=t,i}))}},{key:"setObjectsHighlighted",value:function(e,t){return this.withObjects(e,(function(e){var i=e.highlighted!==t;return e.highlighted=t,i}))}},{key:"setObjectsXRayed",value:function(e,t){return this.withObjects(e,(function(e){var i=e.xrayed!==t;return e.xrayed=t,i}))}},{key:"setObjectsEdges",value:function(e,t){return this.withObjects(e,(function(e){var i=e.edges!==t;return e.edges=t,i}))}},{key:"setObjectsColorized",value:function(e,t){return this.withObjects(e,(function(e){e.colorize=t}))}},{key:"setObjectsOpacity",value:function(e,t){return this.withObjects(e,(function(e){var i=e.opacity!==t;return e.opacity=t,i}))}},{key:"setObjectsPickable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.pickable!==t;return e.pickable=t,i}))}},{key:"setObjectsOffset",value:function(e,t){this.withObjects(e,(function(e){e.offset=t}))}},{key:"withObjects",value:function(e,t){he.isString(e)&&(e=[e]);for(var i=!1,r=0,s=e.length;r<s;r++){var n=e[r],o=this.objects[n];if(o)i=t(o)||i;else for(var a=this.modelIds,l=0,u=a.length;l<u;l++){var c=a[l],A=re.globalizeObjectId(c,n);(o=this.objects[A])&&(i=t(o)||i)}}return i}},{key:"tickify",value:function(e){var t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;var i,r=0,s=0,n=function(){for(var e=arguments.length,t=new Array(e),r=0;r<e;r++)t[r]=arguments[r];i=t,s++},o=this.on("tick",(function(){s>r&&(r=s,e.apply(void 0,h(i)))}));return this._tickifiedFunctions[t]={tickSubId:o,wrapperFunc:n},n}},{key:"destroy",value:function(){for(var e in f(x(i.prototype),"destroy",this).call(this),this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}]),i}(),hr=1e3,dr=1001,pr=1002,fr=1003,vr=1004,gr=1004,mr=1005,_r=1005,yr=1006,br=1007,xr=1007,wr=1008,Br=1008,Pr=1009,Cr=1010,Mr=1011,Er=1012,Fr=1013,kr=1014,Ir=1015,Dr=1016,Sr=1017,Tr=1018,Rr=1020,Lr=1021,Ur=1022,Or=1023,Nr=1024,Qr=1025,Vr=1026,Hr=1027,jr=1028,Gr=1029,zr=1030,Wr=1031,Kr=1033,Xr=33776,Jr=33777,Yr=33778,Zr=33779,qr=35840,$r=35841,es=35842,ts=35843,is=36196,rs=37492,ss=37496,ns=37808,os=37809,as=37810,ls=37811,us=37812,cs=37813,As=37814,hs=37815,ds=37816,ps=37817,fs=37818,vs=37819,gs=37820,ms=37821,_s=36492,ys=3e3,bs=3001,xs=1e4,ws=10001,Bs=10002,Ps=10003,Cs=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene._lightsState,s=e._geometry._state,n=e._state.billboard,o=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!s.compressGeometry,u=[];u.push("#version 300 es"),u.push("// Lambertian drawing vertex shader"),u.push("in vec3 position;"),u.push("uniform mat4 modelMatrix;"),u.push("uniform mat4 viewMatrix;"),u.push("uniform mat4 projMatrix;"),u.push("uniform vec4 colorize;"),u.push("uniform vec3 offset;"),l&&u.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(u.push("uniform float logDepthBufFC;"),u.push("out float vFragDepth;"),u.push("bool isPerspectiveMatrix(mat4 m) {"),u.push("    return (m[2][3] == - 1.0);"),u.push("}"),u.push("out float isPerspective;"));a&&u.push("out vec4 vWorldPosition;");if(u.push("uniform vec4 lightAmbient;"),u.push("uniform vec4 materialColor;"),u.push("uniform vec3 materialEmissive;"),s.normalsBuf){u.push("in vec3 normal;"),u.push("uniform mat4 modelNormalMatrix;"),u.push("uniform mat4 viewNormalMatrix;");for(var c=0,A=r.lights.length;c<A;c++){var h=r.lights[c];"ambient"!==h.type&&(u.push("uniform vec4 lightColor"+c+";"),"dir"===h.type&&u.push("uniform vec3 lightDir"+c+";"),"point"===h.type&&u.push("uniform vec3 lightPos"+c+";"),"spot"===h.type&&(u.push("uniform vec3 lightPos"+c+";"),u.push("uniform vec3 lightDir"+c+";")))}l&&(u.push("vec3 octDecode(vec2 oct) {"),u.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),u.push("    if (v.z < 0.0) {"),u.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),u.push("    }"),u.push("    return normalize(v);"),u.push("}"))}u.push("out vec4 vColor;"),"points"===s.primitiveName&&u.push("uniform float pointSize;");"spherical"!==n&&"cylindrical"!==n||(u.push("void billboard(inout mat4 mat) {"),u.push("   mat[0][0] = 1.0;"),u.push("   mat[0][1] = 0.0;"),u.push("   mat[0][2] = 0.0;"),"spherical"===n&&(u.push("   mat[1][0] = 0.0;"),u.push("   mat[1][1] = 1.0;"),u.push("   mat[1][2] = 0.0;")),u.push("   mat[2][0] = 0.0;"),u.push("   mat[2][1] = 0.0;"),u.push("   mat[2][2] =1.0;"),u.push("}"));u.push("void main(void) {"),u.push("vec4 localPosition = vec4(position, 1.0); "),u.push("vec4 worldPosition;"),l&&u.push("localPosition = positionsDecodeMatrix * localPosition;");s.normalsBuf&&(l?u.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):u.push("vec4 localNormal = vec4(normal, 0.0); "),u.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),u.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));u.push("mat4 viewMatrix2 = viewMatrix;"),u.push("mat4 modelMatrix2 = modelMatrix;"),o&&u.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(u.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),u.push("billboard(modelMatrix2);"),u.push("billboard(viewMatrix2);"),u.push("billboard(modelViewMatrix);"),s.normalsBuf&&(u.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),u.push("billboard(modelNormalMatrix2);"),u.push("billboard(viewNormalMatrix2);"),u.push("billboard(modelViewNormalMatrix);")),u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s.normalsBuf&&u.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(u.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),u.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),u.push("float lambertian = 1.0;"),s.normalsBuf)for(var d=0,p=r.lights.length;d<p;d++){var f=r.lights[d];if("ambient"!==f.type){if("dir"===f.type)"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);");else if("point"===f.type)"view"===f.space?u.push("viewLightDir = -normalize(lightPos"+d+" - viewPosition.xyz);"):u.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+d+", 0.0)).xyz);");else{if("spot"!==f.type)continue;"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);")}u.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),u.push("reflectedColor += lambertian * (lightColor"+d+".rgb * lightColor"+d+".a);")}}u.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&u.push("vWorldPosition = worldPosition;");"points"===s.primitiveName&&u.push("gl_PointSize = pointSize;");u.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(u.push("vFragDepth = 1.0 + clipPos.w;"),u.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return u.push("gl_Position = clipPos;"),u.push("}"),u}(e),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState;e._material._state;var r=e._geometry._state,s=i.getNumAllocatedSectionPlanes()>0,n=t.gammaOutput,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));if(s){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(var a=0,l=i.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";")}o.push("in vec4 vColor;"),n&&(o.push("uniform float gammaFactor;"),o.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(var u=0,c=i.getNumAllocatedSectionPlanes();u<c;u++)o.push("if (sectionPlaneActive"+u+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+u+".xyz, vWorldPosition.xyz - sectionPlanePos"+u+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===r.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");n?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)):(this.vertex=function(e){var t=e.scene;e._material;var i,r=e._state,s=t._sectionPlanesState,n=e._geometry._state,o=t._lightsState,a=r.billboard,l=r.background,u=r.stationary,c=function(e){if(!e._geometry._state.uvBuf)return!1;var t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),A=Fs(e),h=s.getNumAllocatedSectionPlanes()>0,d=Es(e),p=!!n.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),h&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(A){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(var v=0,g=o.lights.length;v<g;v++)"ambient"!==(i=o.lights[v]).type&&("dir"===i.type&&f.push("uniform vec3 lightDir"+v+";"),"point"===i.type&&f.push("uniform vec3 lightPos"+v+";"),"spot"===i.type&&(f.push("uniform vec3 lightPos"+v+";"),f.push("uniform vec3 lightDir"+v+";")),"dir"===i.type&&"view"===i.space||f.push("out vec4 vViewLightReverseDirAndDist"+v+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}c&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));n.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===n.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(var m=0,_=o.lights.length;m<_;m++)o.lights[m].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+m+";"),f.push("uniform mat4 shadowProjMatrix"+m+";"),f.push("out vec4 vShadowPosFromLight"+m+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");A&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),u?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),A&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(A){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(var y=0,b=o.lights.length;y<b;y++)"ambient"!==(i=o.lights[y]).type&&("dir"===i.type&&"world"===i.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+y+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+y+" = vec4(-tmpVec3, 0.0);")),"point"===i.type&&("world"===i.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+y+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+y+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+y+" = vec4(tmpVec3, lightDist);")))}c&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));n.colors&&f.push("vColor = color;");"points"===n.primitiveName&&f.push("gl_PointSize = pointSize;");h&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(var x=0,w=o.lights.length;x<w;x++)o.lights[x].castsShadow&&f.push("vShadowPosFromLight"+x+" = texUnitConverter * shadowProjMatrix"+x+" * (shadowViewMatrix"+x+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=e._material,r=e._geometry._state,s=e.scene._sectionPlanesState,n=e.scene._lightsState,o=e._material._state,a=s.getNumAllocatedSectionPlanes()>0,l=Fs(e),u=r.uvBuf,c="PhongMaterial"===o.type,A="MetallicMaterial"===o.type,h="SpecularMaterial"===o.type,d=Es(e);t.gammaInput;var p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var v=0;v<s.getNumAllocatedSectionPlanes();v++)f.push("uniform bool sectionPlaneActive"+v+";"),f.push("uniform vec3 sectionPlanePos"+v+";"),f.push("uniform vec3 sectionPlaneDir"+v+";")}l&&(n.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),n.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),c&&((n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = "+Ms[n.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(A||h)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),n.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+Ms[n.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),r.colors&&f.push("in vec4 vColor;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(n.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));o.ambient&&f.push("uniform vec3 materialAmbient;");o.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==o.alpha&&null!==o.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");o.emissive&&f.push("uniform vec3 materialEmissive;");o.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==o.glossiness&&null!==o.glossiness&&f.push("uniform float materialGlossiness;");void 0!==o.shininess&&null!==o.shininess&&f.push("uniform float materialShininess;");o.specular&&f.push("uniform vec3 materialSpecular;");void 0!==o.metallic&&null!==o.metallic&&f.push("uniform float materialMetallic;");void 0!==o.roughness&&null!==o.roughness&&f.push("uniform float materialRoughness;");void 0!==o.specularF0&&null!==o.specularF0&&f.push("uniform float materialSpecularF0;");u&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));u&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));u&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));u&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&u&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&u&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&u&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));u&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));u&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&u&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&u&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&u&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(var g=0,m=n.lights.length;g<m;g++){var _=n.lights[g];"ambient"!==_.type&&(f.push("uniform vec4 lightColor"+g+";"),"point"===_.type&&f.push("uniform vec3 lightAttenuation"+g+";"),"dir"===_.type&&"view"===_.space&&f.push("uniform vec3 lightDir"+g+";"),"point"===_.type&&"view"===_.space?f.push("uniform vec3 lightPos"+g+";"):f.push("in vec4 vViewLightReverseDirAndDist"+g+";"))}if(d)for(var y=0,b=n.lights.length;y<b;y++)n.lights[y].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+y+";"),f.push("uniform sampler2D shadowMap"+y+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(v=0;v<s.getNumAllocatedSectionPlanes();v++)f.push("if (sectionPlaneActive"+v+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+v+".xyz, vWorldPosition.xyz - sectionPlanePos"+v+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===r.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),o.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");o.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):o.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");r.colors&&f.push("diffuseColor *= vColor.rgb;");o.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");o.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==o.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");r.colors&&f.push("alpha *= vColor.a;");void 0!==o.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==o.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==o.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==o.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));u&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+Ms[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));u&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+Ms[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));u&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+Ms[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));u&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+Ms[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));u&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));u&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(n.lights.length>0||n.lightMaps.length>0||n.reflectionMaps.length>0)){u&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),u&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),u&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),u&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),u&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),u&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),u&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),c&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),h&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),A&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),n.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),c&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(h||A)&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(var x=0,w=n.lights.length;x<w;x++){var B=n.lights[x];"ambient"!==B.type&&("dir"===B.type&&"view"===B.space?f.push("viewLightDir = -normalize(lightDir"+x+");"):"point"===B.type&&"view"===B.space?f.push("viewLightDir = normalize(lightPos"+x+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+x+".xyz);"),d&&B.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+x+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+x+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+x+".rgb * (lightColor"+x+".a * shadow);")):f.push("light.color =  lightColor"+x+".rgb * (lightColor"+x+".a );"),f.push("light.direction = viewLightDir;"),c&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(h||A)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}c?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},Ms={};function Es(e){if(!e.receivesShadow)return!1;var t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(var i=0,r=t.length;i<r;i++)if(t[i].castsShadow)return!0;return!1}function Fs(e){var t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}Ms[3e3]="linearToLinear",Ms[3001]="sRGBToLinear";var ks=re.vec3(),Is=new G({}),Ds=function(e,t){this.id=Is.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Cs(t),this._allocate(t)},Ss={};Ds.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";"),r=Ss[i];if(!r){if((r=new Ds(i,e)).errors)return console.log(r.errors.join("\n")),null;Ss[i]=r,ae.memory.programs++}return r._useCount++,r},Ds.prototype.put=function(){0==--this._useCount&&(Is.removeItem(this.id),this._program&&this._program.destroy(),delete Ss[this._hash],ae.memory.programs--)},Ds.prototype.webglContextRestored=function(){this._program=null},Ds.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=St.MAX_TEXTURE_UNITS,r=t.scene,s=t._material,n=r.canvas.gl,o=this._program,a=t._state,l=t._material._state,u=t._geometry._state,c=r.camera,A=t.origin,h=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,h&&n.depthFunc(n.LEQUAL),this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):c.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,c.viewNormalMatrix),a.clippable){var d=r._sectionPlanesState.getNumAllocatedSectionPlanes(),p=r._sectionPlanesState.sectionPlanes.length;if(d>0)for(var f=r._sectionPlanesState.sectionPlanes,v=t.renderFlags,g=0;g<d;g++){var m=this._uSectionPlanes[g];if(m)if(g<p){var _=v.sectionPlanesActivePerLayer[g];if(n.uniform1i(m.active,_?1:0),_){var y=f[g];if(A){var b=ze(y.dist,y.dir,A,ks);n.uniform3fv(m.pos,b)}else n.uniform3fv(m.pos,y.pos);n.uniform3fv(m.dir,y.dir)}}else n.uniform1i(m.active,0)}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;var x=l.backfaces;e.backfaces!==x&&(x?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=x);var w=l.frontface;switch(e.frontface!==w&&(w?n.frontFace(n.CCW):n.frontFace(n.CW),e.frontface=w),e.lineWidth!==l.lineWidth&&(n.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&n.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&n.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&n.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),s._ambientMap&&s._ambientMap._state.texture&&this._uMaterialAmbientMap&&(o.bindTexture(this._uMaterialAmbientMap,s._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&n.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,s._ambientMap._state.matrix)),s._diffuseMap&&s._diffuseMap._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,s._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,s._diffuseMap._state.matrix)),s._specularMap&&s._specularMap._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,s._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,s._specularMap._state.matrix)),s._emissiveMap&&s._emissiveMap._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,s._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,s._emissiveMap._state.matrix)),s._alphaMap&&s._alphaMap._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,s._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,s._alphaMap._state.matrix)),s._reflectivityMap&&s._reflectivityMap._state.texture&&this._uReflectivityMap&&(o.bindTexture(this._uReflectivityMap,s._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&n.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,s._reflectivityMap._state.matrix)),s._normalMap&&s._normalMap._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,s._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,s._normalMap._state.matrix)),s._occlusionMap&&s._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,s._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,s._occlusionMap._state.matrix)),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&n.uniform1f(this._uDiffuseFresnelEdgeBias,s._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&n.uniform1f(this._uDiffuseFresnelCenterBias,s._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&n.uniform3fv(this._uDiffuseFresnelEdgeColor,s._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&n.uniform3fv(this._uDiffuseFresnelCenterColor,s._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&n.uniform1f(this._uDiffuseFresnelPower,s._diffuseFresnel.power)),s._specularFresnel&&(this._uSpecularFresnelEdgeBias&&n.uniform1f(this._uSpecularFresnelEdgeBias,s._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&n.uniform1f(this._uSpecularFresnelCenterBias,s._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&n.uniform3fv(this._uSpecularFresnelEdgeColor,s._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&n.uniform3fv(this._uSpecularFresnelCenterColor,s._specularFresnel.centerColor),this._uSpecularFresnelPower&&n.uniform1f(this._uSpecularFresnelPower,s._specularFresnel.power)),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&n.uniform1f(this._uAlphaFresnelEdgeBias,s._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&n.uniform1f(this._uAlphaFresnelCenterBias,s._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&n.uniform3fv(this._uAlphaFresnelEdgeColor,s._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&n.uniform3fv(this._uAlphaFresnelCenterColor,s._alphaFresnel.centerColor),this._uAlphaFresnelPower&&n.uniform1f(this._uAlphaFresnelPower,s._alphaFresnel.power)),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&n.uniform1f(this._uReflectivityFresnelEdgeBias,s._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&n.uniform1f(this._uReflectivityFresnelCenterBias,s._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&n.uniform3fv(this._uReflectivityFresnelEdgeColor,s._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&n.uniform3fv(this._uReflectivityFresnelCenterColor,s._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&n.uniform1f(this._uReflectivityFresnelPower,s._reflectivityFresnel.power)),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&n.uniform1f(this._uEmissiveFresnelEdgeBias,s._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&n.uniform1f(this._uEmissiveFresnelCenterBias,s._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&n.uniform3fv(this._uEmissiveFresnelEdgeColor,s._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&n.uniform3fv(this._uEmissiveFresnelCenterColor,s._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&n.uniform1f(this._uEmissiveFresnelPower,s._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&n.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&n.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&n.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&n.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var B=s._baseColorMap;B&&B._state.texture&&this._uBaseColorMap&&(o.bindTexture(this._uBaseColorMap,B._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&n.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,B._state.matrix));var P=s._metallicMap;P&&P._state.texture&&this._uMetallicMap&&(o.bindTexture(this._uMetallicMap,P._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&n.uniformMatrix4fv(this._uMetallicMapMatrix,!1,P._state.matrix));var C=s._roughnessMap;C&&C._state.texture&&this._uRoughnessMap&&(o.bindTexture(this._uRoughnessMap,C._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&n.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,C._state.matrix));var M=s._metallicRoughnessMap;M&&M._state.texture&&this._uMetallicRoughnessMap&&(o.bindTexture(this._uMetallicRoughnessMap,M._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&n.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,M._state.matrix)),(I=s._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=s._occlusionMap)&&s._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=s._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=s._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&n.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&n.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var E=s._diffuseMap;E&&E._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,E._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,E._state.matrix));var F=s._specularMap;F&&F._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,F._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,F._state.matrix));var k=s._glossinessMap;k&&k._state.texture&&this._uGlossinessMap&&(o.bindTexture(this._uGlossinessMap,k._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&n.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,k._state.matrix));var I,D,S,T,R=s._specularGlossinessMap;R&&R._state.texture&&this._uSpecularGlossinessMap&&(o.bindTexture(this._uSpecularGlossinessMap,R._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&n.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,R._state.matrix)),(I=s._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=s._occlusionMap)&&D._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=s._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=s._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix))}this._lastMaterialId=l.id}if(n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),this._uColorize){var L=a.colorize,U=this._lastColorize;U[0]===L[0]&&U[1]===L[1]&&U[2]===L[2]&&U[3]===L[3]||(n.uniform4fv(this._uColorize,L),U[0]=L[0],U[1]=L[1],U[2]=L[2],U[3]=L[3])}n.uniform3fv(this._uOffset,a.offset),u.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,u.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,u.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(u.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(u.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(u.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(u.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(u.flagsBuf),e.bindArray++),u.indicesBuf&&(u.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=u.id),u.indicesBuf?(n.drawElements(u.primitive,u.indicesBuf.numItems,u.indicesBuf.itemType,0),e.drawElements++):u.positions&&(n.drawArrays(n.TRIANGLES,0,u.positions.numItems),e.drawArrays++),h&&n.depthFunc(n.LESS)},Ds.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,r=e._material,s=t._lightsState,n=t._sectionPlanesState,o=e._material._state;if(this._program=new jt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));for(var l,u=s.lights,c=0,A=u.length;c<A;c++){switch((l=u[c]).type){case"ambient":this._uLightAmbient[c]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=null,this._uLightDir[c]=a.getLocation("lightDir"+c);break;case"point":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=a.getLocation("lightPos"+c),this._uLightDir[c]=null,this._uLightAttenuation[c]=a.getLocation("lightAttenuation"+c);break;case"spot":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=a.getLocation("lightPos"+c),this._uLightDir[c]=a.getLocation("lightDir"+c),this._uLightAttenuation[c]=a.getLocation("lightAttenuation"+c)}l.castsShadow&&(this._uShadowViewMatrix[c]=a.getLocation("shadowViewMatrix"+c),this._uShadowProjMatrix[c]=a.getLocation("shadowProjMatrix"+c))}s.lightMaps.length>0&&(this._uLightMap="lightMap"),s.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(c=0,A=n.sectionPlanes.length;c<A;c++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+c),pos:a.getLocation("sectionPlanePos"+c),dir:a.getLocation("sectionPlaneDir"+c)});switch(this._uPointSize=a.getLocation("pointSize"),o.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),r._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),r._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),r._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),r._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),r._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),r._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),r._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),r._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),r._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),r._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),r._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),r._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0}},Ds.prototype._bindProgram=function(e){var t,i=St.MAX_TEXTURE_UNITS,r=this._scene,s=r.canvas.gl,n=r._lightsState,o=r.camera.project,a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),r.logarithmicDepthBufferEnabled){var l=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,l)}for(var u=0,c=n.lights.length;u<c;u++)if(t=n.lights[u],this._uLightAmbient[u])s.uniform4f(this._uLightAmbient[u],t.color[0],t.color[1],t.color[2],t.intensity);else if(this._uLightColor[u]&&s.uniform4f(this._uLightColor[u],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[u]&&(s.uniform3fv(this._uLightPos[u],t.pos),this._uLightAttenuation[u]&&s.uniform1f(this._uLightAttenuation[u],t.attenuation)),this._uLightDir[u]&&s.uniform3fv(this._uLightDir[u],t.dir),t.castsShadow){this._uShadowViewMatrix[u]&&s.uniformMatrix4fv(this._uShadowViewMatrix[u],!1,t.getShadowViewMatrix()),this._uShadowProjMatrix[u]&&s.uniformMatrix4fv(this._uShadowProjMatrix[u],!1,t.getShadowProjMatrix());var A=t.getShadowRenderBuf();A&&(a.bindTexture("shadowMap"+u,A.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++)}n.lightMaps.length>0&&n.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,n.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),n.reflectionMaps.length>0&&n.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,n.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,r.gammaFactor),this._baseTextureUnit=e.textureUnit};var Ts=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._lightsState,r=function(e){var t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),s=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,n=!!e._geometry._state.compressGeometry,o=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),n&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));s&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),r){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(l.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&l.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&l.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&l.push("uniform vec3 lightPos"+u+";"))}n&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===o||"cylindrical"===o)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===o&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),n&&l.push("localPosition = positionsDecodeMatrix * localPosition;");r&&(n?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),r&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),r)for(var h=0,d=i.lights.length;h<d;h++){var p=i.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?l.push("viewLightDir = normalize(lightDir"+h+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+h+", 0.0)).xyz);");else{if("point"!==p.type)continue;"view"===p.space?l.push("viewLightDir = normalize(lightPos"+h+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+h+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),s&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene.gammaOutput,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));r&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(s){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===e._geometry._state.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");r?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Rs=new G({}),Ls=re.vec3(),Us=function(e,t){this.id=Rs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ts(t),this._allocate(t)},Os={};Us.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Os[t];return i||(i=new Us(t,e),Os[t]=i,ae.memory.programs++),i._useCount++,i},Us.prototype.put=function(){0==--this._useCount&&(Rs.removeItem(this.id),this._program&&this._program.destroy(),delete Os[this._hash],ae.memory.programs--)},Us.prototype.webglContextRestored=function(){this._program=null},Us.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var r=this._scene,s=r.camera,n=r.canvas.gl,o=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,u=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,u?e.getRTCViewMatrix(a.originHash,u):s.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,s.viewNormalMatrix),a.clippable){var c=r._sectionPlanesState.getNumAllocatedSectionPlanes(),A=r._sectionPlanesState.sectionPlanes.length;if(c>0)for(var h=r._sectionPlanesState.sectionPlanes,d=t.renderFlags,p=0;p<c;p++){var f=this._uSectionPlanes[p];if(f)if(p<A){var v=d.sectionPlanesActivePerLayer[p];if(n.uniform1i(f.active,v?1:0),v){var g=h[p];if(u){var m=ze(g.dist,g.dir,u,Ls);n.uniform3fv(f.pos,m)}else n.uniform3fv(f.pos,g.pos);n.uniform3fv(f.dir,g.dir)}}else n.uniform1i(f.active,0)}}if(o.id!==this._lastMaterialId){var _=o.fillColor,y=o.backfaces;e.backfaces!==y&&(y?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=y),n.uniform4f(this._uFillColor,_[0],_[1],_[2],o.fillAlpha),this._lastMaterialId=o.id}n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),n.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(n.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(n.drawArrays(n.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},Us.prototype._allocate=function(e){var t=e.scene,i=t._lightsState,r=t._sectionPlanesState,s=t.canvas.gl;if(this._program=new jt(s,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var n=this._program;this._uPositionsDecodeMatrix=n.getLocation("positionsDecodeMatrix"),this._uModelMatrix=n.getLocation("modelMatrix"),this._uModelNormalMatrix=n.getLocation("modelNormalMatrix"),this._uViewMatrix=n.getLocation("viewMatrix"),this._uViewNormalMatrix=n.getLocation("viewNormalMatrix"),this._uProjMatrix=n.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var o=0,a=i.lights.length;o<a;o++){switch(i.lights[o].type){case"ambient":this._uLightAmbient[o]=n.getLocation("lightAmbient");break;case"dir":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=null,this._uLightDir[o]=n.getLocation("lightDir"+o);break;case"point":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=n.getLocation("lightPos"+o),this._uLightDir[o]=null,this._uLightAttenuation[o]=n.getLocation("lightAttenuation"+o)}}this._uSectionPlanes=[];for(var l=0,u=r.getNumAllocatedSectionPlanes();l<u;l++)this._uSectionPlanes.push({active:n.getLocation("sectionPlaneActive"+l),pos:n.getLocation("sectionPlanePos"+l),dir:n.getLocation("sectionPlaneDir"+l)});this._uFillColor=n.getLocation("fillColor"),this._aPosition=n.getAttribute("position"),this._aNormal=n.getAttribute("normal"),this._uClippable=n.getLocation("clippable"),this._uGammaFactor=n.getLocation("gammaFactor"),this._uOffset=n.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=n.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Us.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,r=t._lightsState,s=t.camera,n=s.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,s.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,n.matrix),t.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];this._uLightAmbient[a]?i.uniform4f(this._uLightAmbient[a],u.color[0],u.color[1],u.color[2],u.intensity):(this._uLightColor[a]&&i.uniform4f(this._uLightColor[a],u.color[0],u.color[1],u.color[2],u.intensity),this._uLightPos[a]&&(i.uniform3fv(this._uLightPos[a],u.pos),this._uLightAttenuation[a]&&i.uniform1f(this._uLightAttenuation[a],u.attenuation)),this._uLightDir[a]&&i.uniform3fv(this._uLightDir[a],u.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};var Ns=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Edges drawing vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec4 edgeColor;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));i&&o.push("out vec4 vWorldPosition;");o.push("out vec4 vColor;"),("spherical"===s||"cylindrical"===s)&&(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===s||"cylindrical"===s?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));o.push("vColor = edgeColor;"),i&&o.push("vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene.gammaOutput,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Edges drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));r&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(s){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");r?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Qs=new G({}),Vs=re.vec3(),Hs=function(e,t){this.id=Qs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ns(t),this._allocate(t)},js={};Hs.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=js[t];return i||(i=new Hs(t,e),js[t]=i,ae.memory.programs++),i._useCount++,i},Hs.prototype.put=function(){0==--this._useCount&&(Qs.removeItem(this.id),this._program&&this._program.destroy(),delete js[this._hash],ae.memory.programs--)},Hs.prototype.webglContextRestored=function(){this._program=null},Hs.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var r,s,n=this._scene,o=n.camera,a=n.canvas.gl,l=t._state,u=t._geometry,c=u._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),a.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(l.originHash,A):o.viewMatrix),l.clippable){var h=n._sectionPlanesState.getNumAllocatedSectionPlanes(),d=n._sectionPlanesState.sectionPlanes.length;if(h>0)for(var p=n._sectionPlanesState.sectionPlanes,f=t.renderFlags,v=0;v<h;v++){var g=this._uSectionPlanes[v];if(g)if(v<d){var m=f.sectionPlanesActivePerLayer[v];if(a.uniform1i(g.active,m?1:0),m){var _=p[v];if(A){var y=ze(_.dist,_.dir,A,Vs);a.uniform3fv(g.pos,y)}else a.uniform3fv(g.pos,_.pos);a.uniform3fv(g.dir,_.dir)}}else a.uniform1i(g.active,0)}}switch(i){case 0:r=t._xrayMaterial._state;break;case 1:r=t._highlightMaterial._state;break;case 2:r=t._selectedMaterial._state;break;default:r=t._edgeMaterial._state}if(r.id!==this._lastMaterialId){var b=r.backfaces;if(e.backfaces!==b&&(b?a.disable(a.CULL_FACE):a.enable(a.CULL_FACE),e.backfaces=b),e.lineWidth!==r.edgeWidth&&(a.lineWidth(r.edgeWidth),e.lineWidth=r.edgeWidth),this._uEdgeColor){var x=r.edgeColor,w=r.edgeAlpha;a.uniform4f(this._uEdgeColor,x[0],x[1],x[2],w)}this._lastMaterialId=r.id}a.uniformMatrix4fv(this._uModelMatrix,a.FALSE,t.worldMatrix),this._uClippable&&a.uniform1i(this._uClippable,l.clippable),a.uniform3fv(this._uOffset,l.offset),c.primitive===a.TRIANGLES?s=u._getEdgeIndices():c.primitive===a.LINES&&(s=c.indicesBuf),s&&(c.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&a.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,c.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(c.positionsBuf,c.compressGeometry?a.UNSIGNED_SHORT:a.FLOAT),e.bindArray++),s.bind(),e.bindArray++,this._lastGeometryId=c.id),a.drawElements(a.LINES,s.numItems,s.itemType,0),e.drawElements++)},Hs.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,r=t._sectionPlanesState;if(this._program=new jt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var n=0,o=r.getNumAllocatedSectionPlanes();n<o;n++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+n),pos:s.getLocation("sectionPlanePos"+n),dir:s.getLocation("sectionPlaneDir"+n)});this._uEdgeColor=s.getLocation("edgeColor"),this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uGammaFactor=s.getLocation("gammaFactor"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Hs.prototype._bindProgram=function(e){var t=this._program,i=this._scene,r=i.canvas.gl,s=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,r.uniformMatrix4fv(this._uProjMatrix,!1,s.matrix),i.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,n)}this._uGammaFactor&&r.uniform1f(this._uGammaFactor,i.gammaFactor)};var Gs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh picking vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("out vec4 vViewPosition;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==s&&"cylindrical"!==s||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("uniform vec2 pickClipPos;"),o.push("vec4 remapClipPos(vec4 clipPos) {"),o.push("    clipPos.xy /= clipPos.w;"),o.push("    clipPos.xy -= pickClipPos;"),o.push("    clipPos.xy *= clipPos.w;"),o.push("    return clipPos;"),o.push("}"),o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==s&&"cylindrical"!==s||(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"));o.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),o.push("   worldPosition.xyz = worldPosition.xyz + offset;"),o.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = remapClipPos(clipPos);"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Mesh picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(s.push("uniform vec4 pickColor;"),r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("   outColor = pickColor; "),s.push("}"),s}(t)}));var zs=re.vec3(),Ws=function(e,t){this._hash=e,this._shaderSource=new Gs(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Ks={};Ws.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),i=Ks[t];if(!i){if((i=new Ws(t,e)).errors)return console.log(i.errors.join("\n")),null;Ks[t]=i,ae.memory.programs++}return i._useCount++,i},Ws.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Ks[this._hash],ae.memory.programs--)},Ws.prototype.webglContextRestored=function(){this._program=null},Ws.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._state,n=t._material._state,o=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(s.originHash,a):e.pickViewMatrix),s.clippable){var l=i._sectionPlanesState.getNumAllocatedSectionPlanes(),u=i._sectionPlanesState.sectionPlanes.length;if(l>0)for(var c=i._sectionPlanesState.sectionPlanes,A=t.renderFlags,h=0;h<l;h++){var d=this._uSectionPlanes[h];if(d)if(h<u){var p=A.sectionPlanesActivePerLayer[h];if(r.uniform1i(d.active,p?1:0),p){var f=c[h];if(a){var v=ze(f.dist,f.dir,a,zs);r.uniform3fv(d.pos,v)}else r.uniform3fv(d.pos,f.pos);r.uniform3fv(d.dir,f.dir)}}else r.uniform1i(d.active,0)}}if(n.id!==this._lastMaterialId){var g=n.backfaces;e.backfaces!==g&&(g?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=g);var m=n.frontface;e.frontface!==m&&(m?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=m),this._lastMaterialId=n.id}r.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),r.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id);var _=t._state.pickID,y=_>>24&255,b=_>>16&255,x=_>>8&255,w=255&_;r.uniform4f(this._uPickColor,w/255,x/255,b/255,y/255),r.uniform2fv(this._uPickClipPos,e.pickClipPos),o.indicesBuf?(r.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&r.drawArrays(r.TRIANGLES,0,o.positions.numItems)},Ws.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new jt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uPickColor=r.getLocation("pickColor"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null}},Ws.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,r=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,s)}this._lastMaterialId=null,this._lastGeometryId=null};var Xs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=[];s.push("#version 300 es"),s.push("// Surface picking vertex shader"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 viewMatrix;"),s.push("uniform mat4 projMatrix;"),s.push("uniform vec3 offset;"),i&&(s.push("uniform bool clippable;"),s.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;"),s.push("bool isPerspectiveMatrix(mat4 m) {"),s.push("    return (m[2][3] == - 1.0);"),s.push("}"),s.push("out float isPerspective;"));s.push("uniform vec2 pickClipPos;"),s.push("vec4 remapClipPos(vec4 clipPos) {"),s.push("    clipPos.xy /= clipPos.w;"),s.push("    clipPos.xy -= pickClipPos;"),s.push("    clipPos.xy *= clipPos.w;"),s.push("    return clipPos;"),s.push("}"),s.push("out vec4 vColor;"),r&&s.push("uniform mat4 positionsDecodeMatrix;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),r&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("   vec4 worldPosition = modelMatrix * localPosition; "),s.push("   worldPosition.xyz = worldPosition.xyz + offset;"),s.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&s.push("   vWorldPosition = worldPosition;");s.push("   vColor = color;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return s.push("gl_Position = remapClipPos(clipPos);"),s.push("}"),s}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Surface picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),s.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("   outColor = vColor;"),s.push("}"),s}(t)}));var Js=re.vec3(),Ys=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Xs(t),this._allocate(t)},Zs={};Ys.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Zs[t];if(!i){if((i=new Ys(t,e)).errors)return console.log(i.errors.join("\n")),null;Zs[t]=i,ae.memory.programs++}return i._useCount++,i},Ys.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Zs[this._hash],ae.memory.programs--)},Ys.prototype.webglContextRestored=function(){this._program=null},Ys.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._state,n=t._material._state,o=t._geometry,a=t._geometry._state,l=t.origin,u=n.backfaces,c=n.frontface,A=i.camera.project,h=o._getPickTrianglePositions(),d=o._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){var p=2/(Math.log(A.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,p)}if(r.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(s.originHash,l):e.pickViewMatrix),s.clippable){var f=i._sectionPlanesState.getNumAllocatedSectionPlanes(),v=i._sectionPlanesState.sectionPlanes.length;if(f>0)for(var g=i._sectionPlanesState.sectionPlanes,m=t.renderFlags,_=0;_<f;_++){var y=this._uSectionPlanes[_];if(y)if(_<v){var b=m.sectionPlanesActivePerLayer[_];if(r.uniform1i(y.active,b?1:0),b){var x=g[_];if(l){var w=ze(x.dist,x.dir,l,Js);r.uniform3fv(y.pos,w)}else r.uniform3fv(y.pos,x.pos);r.uniform3fv(y.dir,x.dir)}}else r.uniform1i(y.active,0)}}r.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&r.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==u&&(u?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=u),e.frontface!==c&&(c?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=c),r.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(h,a.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT)):this._aPosition.bindArrayBuffer(h),r.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),r.enableVertexAttribArray(this._aColor.location),r.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),r.drawArrays(a.primitive,0,h.numItems/3)},Ys.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new jt(i,this._shaderSource),this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._aColor=r.getAttribute("color"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC"))}};var qs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh occlusion vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==s&&"cylindrical"!==s||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===s||"cylindrical"===s?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Mesh occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("}"),s}(t)}));var $s=re.vec3(),en=function(e,t){this._hash=e,this._shaderSource=new qs(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},tn={};en.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";"),i=tn[t];if(!i){if((i=new en(t,e)).errors)return console.log(i.errors.join("\n")),null;tn[t]=i,ae.memory.programs++}return i._useCount++,i},en.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete tn[this._hash],ae.memory.programs--)},en.prototype.webglContextRestored=function(){this._program=null},en.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._material._state,n=t._state,o=t._geometry._state,a=t.origin;if(!(s.alpha<1)){if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){var l=s.backfaces;e.backfaces!==l&&(l?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=l);var u=s.frontface;e.frontface!==u&&(u?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=u),this._lastMaterialId=s.id}var c=i.camera;if(r.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(n.originHash,a):c.viewMatrix),n.clippable){var A=i._sectionPlanesState.getNumAllocatedSectionPlanes(),h=i._sectionPlanesState.sectionPlanes.length;if(A>0)for(var d=i._sectionPlanesState.sectionPlanes,p=t.renderFlags,f=0;f<A;f++){var v=this._uSectionPlanes[f];if(v)if(f<h){var g=p.sectionPlanesActivePerLayer[f];if(r.uniform1i(v.active,g?1:0),g){var m=d[f];if(a){var _=ze(m.dist,m.dir,a,$s);r.uniform3fv(v.pos,_)}else r.uniform3fv(v.pos,m.pos);r.uniform3fv(v.dir,m.dir)}}else r.uniform1i(v.active,0)}}r.uniformMatrix4fv(this._uProjMatrix,!1,c._project._state.matrix),r.uniformMatrix4fv(this._uModelMatrix,r.FALSE,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id),o.indicesBuf?(r.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&r.drawArrays(r.TRIANGLES,0,o.positions.numItems)}},en.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new jt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},en.prototype._bindProgram=function(e){var t=this._scene,i=t.camera.project,r=t.canvas.gl;if(this._program.bind(),e.useProgram++,r.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){var s=2/(Math.log(i.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,s)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};var rn=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,r=[];r.push("// Mesh shadow vertex shader"),r.push("in vec3 position;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 shadowViewMatrix;"),r.push("uniform mat4 shadowProjMatrix;"),r.push("uniform vec3 offset;"),i&&r.push("uniform mat4 positionsDecodeMatrix;");t&&r.push("out vec4 vWorldPosition;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),r.push("vec4 worldPosition;"),i&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("worldPosition = modelMatrix * localPosition;"),r.push("worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&r.push("vWorldPosition = worldPosition;");return r.push("   gl_Position = shadowProjMatrix * viewPosition;"),r.push("}"),r}(t),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("// Mesh shadow fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("vec4 encodeFloat( const in float depth ) {"),s.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),s.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),s.push("  vec4 comp = fract(depth * bitShift);"),s.push("  comp -= comp.xxyz * bitMask;"),s.push("  return comp;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("outColor = encodeFloat(gl_FragCoord.z);"),s.push("}"),s}(t)}));var sn=function(e,t){this._hash=e,this._shaderSource=new rn(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},nn={};sn.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),r=nn[i];if(!r){if((r=new sn(i,e)).errors)return console.log(r.errors.join("\n")),null;nn[i]=r,ae.memory.programs++}return r._useCount++,r},sn.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete nn[this._hash],ae.memory.programs--)},sn.prototype.webglContextRestored=function(){this._program=null},sn.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene.canvas.gl,r=t._material._state,s=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){var n=r.backfaces;e.backfaces!==n&&(n?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=n);var o=r.frontface;e.frontface!==o&&(o?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=o),e.lineWidth!==r.lineWidth&&(i.lineWidth(r.lineWidth),e.lineWidth=r.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,r.pointSize),this._lastMaterialId=r.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),s.combineGeometry){var a=t.vertexBufs;a.id!==this._lastVertexBufsId&&(a.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(a.positionsBuf,a.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=a.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),s.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,s.positionsDecodeMatrix),s.combineGeometry?s.indicesBufCombined&&(s.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),s.indicesBuf&&(s.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=s.id),s.combineGeometry?s.indicesBufCombined&&(i.drawElements(s.primitive,s.indicesBufCombined.numItems,s.indicesBufCombined.itemType,0),e.drawElements++):s.indicesBuf?(i.drawElements(s.primitive,s.indicesBuf.numItems,s.indicesBuf.itemType,0),e.drawElements++):s.positions&&(i.drawArrays(i.TRIANGLES,0,s.positions.numItems),e.drawArrays++)},sn.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new jt(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uShadowViewMatrix=r.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=r.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},sn.prototype._bindProgram=function(e){this._program||this._allocate(mesh);var t=this._scene,i=t.canvas.gl,r=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,r.getNumAllocatedSectionPlanes()>0)for(var s,n,o,a=0,l=this._uSectionPlanes.length;a<l;a++)n=(s=this._uSectionPlanes[a]).active,o=r.sectionPlanes[a],n&&i.uniform1i(n,o.active),s.pos&&i.uniform3fv(s.pos,o.pos),s.dir&&i.uniform3fv(s.dir,o.dir)};var on=function(){function e(){B(this,e),this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}return C(e,[{key:"reset",value:function(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}]),e}(),an=re.OBB3(),ln=re.vec4(),un=re.vec4(),cn=re.vec4(),An=re.vec3([1,0,0]),hn=re.vec3([0,1,0]),dn=re.vec3([0,0,1]),pn=re.vec3(3),fn=re.vec3(3),vn=re.identityMat4(),gn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s)).renderOrder=s.renderOrder||0,r.originalSystemId=s.originalSystemId||r.id,r.renderFlags=new on,r._state=new ci({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==s.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!s.stationary,background:!!s.background,billboard:r._checkBillboard(s.billboard),layer:null,colorize:null,pickID:r.scene._renderer.getPickID(b(r)),drawHash:"",pickHash:"",offset:re.vec3(),origin:null,originHash:null}),r._drawRenderer=null,r._shadowRenderer=null,r._emphasisFillRenderer=null,r._emphasisEdgesRenderer=null,r._pickMeshRenderer=null,r._pickTriangleRenderer=null,r._occlusionRenderer=null,r._geometry=s.geometry?r._checkComponent2(["ReadableGeometry","VBOGeometry"],s.geometry):r.scene.geometry,r._material=s.material?r._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],s.material):r.scene.material,r._xrayMaterial=s.xrayMaterial?r._checkComponent("EmphasisMaterial",s.xrayMaterial):r.scene.xrayMaterial,r._highlightMaterial=s.highlightMaterial?r._checkComponent("EmphasisMaterial",s.highlightMaterial):r.scene.highlightMaterial,r._selectedMaterial=s.selectedMaterial?r._checkComponent("EmphasisMaterial",s.selectedMaterial):r.scene.selectedMaterial,r._edgeMaterial=s.edgeMaterial?r._checkComponent("EdgeMaterial",s.edgeMaterial):r.scene.edgeMaterial,r._parentNode=null,r._aabb=null,r._aabbDirty=!0,r._numTriangles=r._geometry?r._geometry.numTriangles:0,r.scene._aabbDirty=!0,r._scale=re.vec3(),r._quaternion=re.identityQuaternion(),r._rotation=re.vec3(),r._position=re.vec3(),r._worldMatrix=re.identityMat4(),r._worldNormalMatrix=re.identityMat4(),r._localMatrixDirty=!0,r._worldMatrixDirty=!0,r._worldNormalMatrixDirty=!0;var n=s.origin||s.rtcCenter;if(n&&(r._state.origin=re.vec3(n),r._state.originHash=n.join()),s.matrix?r.matrix=s.matrix:(r.scale=s.scale,r.position=s.position,s.quaternion||(r.rotation=s.rotation)),r._isObject=s.isObject,r._isObject&&r.scene._registerObject(b(r)),r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.layer=s.layer,r.colorize=s.colorize,r.opacity=s.opacity,r.offset=s.offset,s.parentId){var o=r.scene.components[s.parentId];o?o.isNode?o.addChild(b(r)):r.error("Parent is not a Node: '"+s.parentId+"'"):r.error("Parent not found: '"+s.parentId+"'"),r._parentNode=o}else s.parent&&(s.parent.isNode||r.error("Parent is not a Node"),s.parent.addChild(b(r)),r._parentNode=s.parent);return r.compile(),r}return C(i,[{key:"type",get:function(){return"Mesh"}},{key:"isMesh",get:function(){return!0}},{key:"parent",get:function(){return this._parentNode}},{key:"geometry",get:function(){return this._geometry}},{key:"material",get:function(){return this._material}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix},set:function(e){this.__localMatrix||(this.__localMatrix=re.identityMat4()),this.__localMatrix.set(e||vn),re.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._state.origin},set:function(e){e?(this._state.origin||(this._state.origin=re.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._state.visible},set:function(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}},{key:"xrayed",get:function(){return this._state.xrayed},set:function(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}},{key:"highlighted",get:function(){return this._state.highlighted},set:function(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}},{key:"selected",get:function(){return this._state.selected},set:function(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}},{key:"culled",get:function(){return this._state.culled},set:function(e){this._state.culled=!!e,this.glRedraw()}},{key:"clippable",get:function(){return this._state.clippable},set:function(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}},{key:"collidable",get:function(){return this._state.collidable},set:function(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"pickable",get:function(){return this._state.pickable},set:function(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._state.receivesShadow},set:function(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}},{key:"saoEnabled",get:function(){return!1}},{key:"colorize",get:function(){return this._state.colorize},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);var i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}},{key:"opacity",get:function(){return this._state.colorize[3]},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1);var i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}},{key:"transparent",get:function(){return 2===this._material.alphaMode||this._state.colorize[3]<1}},{key:"layer",get:function(){return this._state.layer},set:function(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}},{key:"stationary",get:function(){return this._state.stationary}},{key:"billboard",get:function(){return this._state.billboard}},{key:"offset",get:function(){return this._state.offset},set:function(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!0}},{key:"xrayMaterial",get:function(){return this._xrayMaterial}},{key:"highlightMaterial",get:function(){return this._highlightMaterial}},{key:"selectedMaterial",get:function(){return this._selectedMaterial}},{key:"edgeMaterial",get:function(){return this._edgeMaterial}},{key:"_checkBillboard",value:function(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}},{key:"compile",value:function(){var e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=Ds.get(this),this._emphasisFillRenderer=Us.get(this),this._emphasisEdgesRenderer=Hs.get(this));var t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=Ws.get(this)),this._state.occluder){var i=this._makeOcclusionHash();this._state.occlusionHash!==i&&(this._state.occlusionHash=i,this._putOcclusionRenderer(),this._occlusionRenderer=en.get(this))}}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)re.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_buildWorldNormalMatrix",value:function(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=re.mat4()),re.transposeMat4(this._worldMatrix,this._worldNormalMatrix),re.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}},{key:"_setAABBDirty",value:function(){if(this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=re.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}},{key:"_webglContextRestored",value:function(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}},{key:"_makeDrawHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}},{key:"_makePickHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_makeOcclusionHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_buildAABB",value:function(e,t){re.transformOBB3(e,this._geometry.obb,an),re.OBB3ToAABB3(an,t);var i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){var r=this._state.origin;t[0]+=r[0],t[1]+=r[1],t[2]+=r[2],t[3]+=r[0],t[4]+=r[1],t[5]+=r[2]}}},{key:"rotate",value:function(e,t){return ln[0]=e[0],ln[1]=e[1],ln[2]=e[2],ln[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(ln,un),re.mulQuaternions(this.quaternion,un,cn),this.quaternion=cn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return ln[0]=e[0],ln[1]=e[1],ln[2]=e[2],ln[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(ln,un),re.mulQuaternions(un,this.quaternion,un),this}},{key:"rotateX",value:function(e){return this.rotate(An,e)}},{key:"rotateY",value:function(e){return this.rotate(hn,e)}},{key:"rotateZ",value:function(e){return this.rotate(dn,e)}},{key:"translate",value:function(e,t){return re.vec3ApplyQuaternion(this.quaternion,e,pn),re.mulVec3Scalar(pn,t,fn),re.addVec3(this.position,fn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(An,e)}},{key:"translateY",value:function(e){return this.translate(hn,e)}},{key:"translateZ",value:function(e){return this.translate(dn,e)}},{key:"_putDrawRenderers",value:function(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}},{key:"_putPickRenderers",value:function(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}},{key:"_putOcclusionRenderer",value:function(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}},{key:"stateSortCompare",value:function(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}},{key:"_updateRenderFlags",value:function(){var e=this.renderFlags,t=this._state;if(t.xrayed){var i=this._xrayMaterial._state;i.fill&&(i.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges)this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0;if(t.selected){var r=this._selectedMaterial._state;r.fill&&(r.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),r.edges&&(r.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){var s=this._highlightMaterial._state;s.fill&&(s.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),s.edges&&(s.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"_getActiveSectionPlanes",value:function(){if(this._state.clippable){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var r=e[i],s=this.renderFlags;if(r.active)if(this._state.origin){var n=re.planeAABB3Intersect(r.dir,r.dist,this.aabb);if(-1===n)return!1;var o=0===n;s.sectionPlanesActivePerLayer[i]=o}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}},{key:"drawColorOpaque",value:function(e){(this._drawRenderer||(this._drawRenderer=Ds.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawColorTransparent",value:function(e){(this._drawRenderer||(this._drawRenderer=Ds.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawSilhouetteXRayed",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Us.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}},{key:"drawSilhouetteHighlighted",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Us.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}},{key:"drawSilhouetteSelected",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Us.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}},{key:"drawEdgesColorOpaque",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesColorTransparent",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesXRayed",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}},{key:"drawEdgesHighlighted",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}},{key:"drawEdgesSelected",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}},{key:"drawOcclusion",value:function(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=en.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}},{key:"drawShadow",value:function(e){(this._shadowRenderer||(this._shadowRenderer=sn.get(this)))&&this._shadowRenderer.drawMesh(e,this)}},{key:"drawPickMesh",value:function(e){(this._pickMeshRenderer||(this._pickMeshRenderer=Ws.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}},{key:"canPickTriangle",value:function(){return this._geometry.isReadableGeometry}},{key:"drawPickTriangles",value:function(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=Ys.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}},{key:"pickTriangleSurface",value:function(e,t,i,r){mn(this,e,t,i,r)}},{key:"drawPickVertices",value:function(e){}},{key:"delegatePickedEntity",value:function(){return this}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}]),i}(),mn=function(){var e=re.vec3(),t=re.vec3(),i=re.vec3(),r=re.vec3(),s=re.vec3(),n=re.vec3(),o=re.vec4(),a=re.vec3(),l=re.vec3(),u=re.vec3(),c=re.vec3(),A=re.vec3(),h=re.vec3(),d=re.vec3(),p=re.vec3(),f=re.vec3(),v=re.vec4(),g=re.vec4(),m=re.vec4(),_=re.vec3(),y=re.vec3(),b=re.vec3(),x=re.vec3(),w=re.vec3(),B=re.vec3(),P=re.vec3(),C=re.vec3(),M=re.vec3(),E=re.vec3(),F=re.vec3();return function(k,I,D,S,T){var R=T.primIndex;if(null!=R&&R>-1){var L=k.geometry._state,U=k.scene,O=U.camera,N=U.canvas;if("triangles"===L.primitiveName){T.primitive="triangle";var Q,V,H,j=R,G=L.indices,z=L.positions;if(G){var W=G[j+0],K=G[j+1],X=G[j+2];n[0]=W,n[1]=K,n[2]=X,T.indices=n,Q=3*W,V=3*K,H=3*X}else H=(V=(Q=3*j)+3)+3;if(i[0]=z[Q+0],i[1]=z[Q+1],i[2]=z[Q+2],r[0]=z[V+0],r[1]=z[V+1],r[2]=z[V+2],s[0]=z[H+0],s[1]=z[H+1],s[2]=z[H+2],L.compressGeometry){var J=L.positionsDecodeMatrix;J&&(ji.decompressPosition(i,J,i),ji.decompressPosition(r,J,r),ji.decompressPosition(s,J,s))}T.canvasPos?re.canvasPosToLocalRay(N.canvas,k.origin?Ve(I,k.origin):I,D,S,k.worldMatrix,T.canvasPos,e,t):T.origin&&T.direction&&re.worldRayToLocalRay(k.worldMatrix,T.origin,T.direction,e,t),re.normalizeVec3(t),re.rayPlaneIntersect(e,t,i,r,s,o),T.localPos=o,T.position=o,v[0]=o[0],v[1]=o[1],v[2]=o[2],v[3]=1,re.transformVec4(k.worldMatrix,v,g),a[0]=g[0],a[1]=g[1],a[2]=g[2],T.canvasPos&&k.origin&&(a[0]+=k.origin[0],a[1]+=k.origin[1],a[2]+=k.origin[2]),T.worldPos=a,re.transformVec4(O.matrix,g,m),l[0]=m[0],l[1]=m[1],l[2]=m[2],T.viewPos=l,re.cartesianToBarycentric(o,i,r,s,u),T.bary=u;var Y=L.normals;if(Y){if(L.compressGeometry){var Z=3*W,q=3*K,$=3*X;ji.decompressNormal(Y.subarray(Z,Z+2),c),ji.decompressNormal(Y.subarray(q,q+2),A),ji.decompressNormal(Y.subarray($,$+2),h)}else c[0]=Y[Q],c[1]=Y[Q+1],c[2]=Y[Q+2],A[0]=Y[V],A[1]=Y[V+1],A[2]=Y[V+2],h[0]=Y[H],h[1]=Y[H+1],h[2]=Y[H+2];var ee=re.addVec3(re.addVec3(re.mulVec3Scalar(c,u[0],_),re.mulVec3Scalar(A,u[1],y),b),re.mulVec3Scalar(h,u[2],x),w);T.worldNormal=re.normalizeVec3(re.transformVec3(k.worldNormalMatrix,ee,B))}var te=L.uv;if(te){if(d[0]=te[2*W],d[1]=te[2*W+1],p[0]=te[2*K],p[1]=te[2*K+1],f[0]=te[2*X],f[1]=te[2*X+1],L.compressGeometry){var ie=L.uvDecodeMatrix;ie&&(ji.decompressUV(d,ie,d),ji.decompressUV(p,ie,p),ji.decompressUV(f,ie,f))}T.uv=re.addVec3(re.addVec3(re.mulVec2Scalar(d,u[0],P),re.mulVec2Scalar(p,u[1],C),M),re.mulVec2Scalar(f,u[2],E),F)}}}}}();function _n(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);var i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);var r=e.height||1;r<0&&(console.error("negative height not allowed - will invert"),r*=-1);var s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<3&&(s=3);var n=e.heightSegments||1;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n<1&&(n=1);var o,a,l,u,c,A,h,d,p,f,v,g=!!e.openEnded,m=e.center,_=m?m[0]:0,y=m?m[1]:0,b=m?m[2]:0,x=r/2,w=r/n,B=2*Math.PI/s,P=1/s,C=(t-i)/n,M=[],E=[],F=[],k=[],I=(90-180*Math.atan(r/(i-t))/Math.PI)/90;for(o=0;o<=n;o++)for(c=t-o*C,A=x-o*w,a=0;a<=s;a++)l=Math.sin(a*B),u=Math.cos(a*B),E.push(c*l),E.push(I),E.push(c*u),F.push(a*P),F.push(1*o/n),M.push(c*l+_),M.push(A+y),M.push(c*u+b);for(o=0;o<n;o++)for(a=0;a<=s;a++)d=(h=o*(s+1)+a)+s,k.push(h),k.push(d),k.push(d+1),k.push(h),k.push(d+1),k.push(h+1);if(!g&&t>0){for(p=M.length/3,E.push(0),E.push(1),E.push(0),F.push(.5),F.push(.5),M.push(0+_),M.push(x+y),M.push(0+b),a=0;a<=s;a++)l=Math.sin(a*B),u=Math.cos(a*B),f=.5*Math.sin(a*B)+.5,v=.5*Math.cos(a*B)+.5,E.push(t*l),E.push(1),E.push(t*u),F.push(f),F.push(v),M.push(t*l+_),M.push(x+y),M.push(t*u+b);for(a=0;a<s;a++)m=p,h=p+1+a,k.push(h),k.push(h+1),k.push(m)}if(!g&&i>0){for(p=M.length/3,E.push(0),E.push(-1),E.push(0),F.push(.5),F.push(.5),M.push(0+_),M.push(0-x+y),M.push(0+b),a=0;a<=s;a++)l=Math.sin(a*B),u=Math.cos(a*B),f=.5*Math.sin(a*B)+.5,v=.5*Math.cos(a*B)+.5,E.push(i*l),E.push(-1),E.push(i*u),F.push(f),F.push(v),M.push(i*l+_),M.push(0-x+y),M.push(i*u+b);for(a=0;a<s;a++)m=p,h=p+1+a,k.push(m),k.push(h+1),k.push(h)}return he.apply(e,{positions:M,normals:E,uv:F,indices:k})}function yn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.lod||1,i=e.center?e.center[0]:0,r=e.center?e.center[1]:0,s=e.center?e.center[2]:0,n=e.radius||1;n<0&&(console.error("negative radius not allowed - will invert"),n*=-1);var o=e.heightSegments||18;o<0&&(console.error("negative heightSegments not allowed - will invert"),o*=-1),(o=Math.floor(t*o))<18&&(o=18);var a=e.widthSegments||18;a<0&&(console.error("negative widthSegments not allowed - will invert"),a*=-1),(a=Math.floor(t*a))<18&&(a=18);var l,u,c,A,h,d,p,f,v,g,m,_,y,b,x=[],w=[],B=[],P=[];for(l=0;l<=o;l++)for(c=l*Math.PI/o,A=Math.sin(c),h=Math.cos(c),u=0;u<=a;u++)d=2*u*Math.PI/a,p=Math.sin(d),f=Math.cos(d)*A,v=h,g=p*A,m=1-u/a,_=l/o,w.push(f),w.push(v),w.push(g),B.push(m),B.push(_),x.push(i+n*f),x.push(r+n*v),x.push(s+n*g);for(l=0;l<o;l++)for(u=0;u<a;u++)b=(y=l*(a+1)+u)+a+1,P.push(y+1),P.push(b+1),P.push(b),P.push(y+1),P.push(b),P.push(y);return 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Wi(o,xn({text:"X",size:1.5})),material:A,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[7,0,0],billboard:"spherical"}),new gn(o,{geometry:l,material:h,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,5,0]}),new gn(o,{geometry:u,material:h,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,2,0]}),new gn(o,{geometry:new Wi(o,xn({text:"Y",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,7,0],billboard:"spherical"}),new gn(o,{geometry:l,material:p,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,5],rotation:[90,0,0]}),new gn(o,{geometry:u,material:p,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,2],rotation:[90,0,0]}),new gn(o,{geometry:new Wi(o,xn({text:"Z",size:1.5})),material:f,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,7],billboard:"spherical"})],s}return C(i,[{key:"setVisible",value:function(e){for(var t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}},{key:"destroy",value:function(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}();re.vec3();var Bn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({active:!0,pos:re.vec3(),dir:re.vec3(),dist:0}),r.active=s.active,r.pos=s.pos,r.dir=s.dir,r.scene._sectionPlaneCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"SectionPlane"}},{key:"active",get:function(){return this._state.active},set:function(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-re.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-re.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dist",get:function(){return this._state.dist}},{key:"flipDir",value:function(){re.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}},{key:"destroy",value:function(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Pn=re.vec4(4),Cn=re.vec4(),Mn=re.vec4(),En=re.vec3([1,0,0]),Fn=re.vec3([0,1,0]),kn=re.vec3([0,0,1]),In=re.vec3(3),Dn=re.vec3(3),Sn=re.identityMat4(),Tn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e,s))._parentNode=null,r._children=[],r._aabb=null,r._aabbDirty=!0,r.scene._aabbDirty=!0,r._numTriangles=0,r._scale=re.vec3(),r._quaternion=re.identityQuaternion(),r._rotation=re.vec3(),r._position=re.vec3(),r._offset=re.vec3(),r._localMatrix=re.identityMat4(),r._worldMatrix=re.identityMat4(),r._localMatrixDirty=!0,r._worldMatrixDirty=!0,s.matrix?r.matrix=s.matrix:(r.scale=s.scale,r.position=s.position,s.quaternion||(r.rotation=s.rotation)),r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r._isObject=s.isObject,r._isObject&&r.scene._registerObject(b(r)),r.origin=s.origin,r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.colorize=s.colorize,r.opacity=s.opacity,r.offset=s.offset,s.children)for(var n=s.children,o=0,a=n.length;o<a;o++)r.addChild(n[o],s.inheritStates);if(s.parentId){var l=r.scene.components[s.parentId];l?l.isNode?l.addChild(b(r)):r.error("Parent is not a Node: '"+s.parentId+"'"):r.error("Parent not found: '"+s.parentId+"'")}else s.parent&&(s.parent.isNode||r.error("Parent is not a Node"),s.parent.addChild(b(r)));return r}return C(i,[{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._origin},set:function(e){e?(this._origin||(this._origin=re.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(var t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}},{key:"xrayed",get:function(){return this._xrayed},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}},{key:"selected",get:function(){return this._selected},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}},{key:"edges",get:function(){return this._edges},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}},{key:"pickable",get:function(){return this._pickable},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}},{key:"colorize",get:function(){return this._colorize.slice(0,3)},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(var i=0,r=this._children.length;i<r;i++)this._children[i].colorize=t;if(this._isObject){var s=!!e;this.scene._objectColorizeUpdated(this,s)}}},{key:"opacity",get:function(){return this._colorize[3]},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(var i=0,r=this._children.length;i<r;i++)this._children[i].opacity=e;if(this._isObject){var s=null!=e;this.scene._objectOpacityUpdated(this,s)}}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){e=!!e,this._castsShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){e=!!e,this._receivesShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}},{key:"saoEnabled",get:function(){return!1}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this._children.length;t<i;t++)this._children[t].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}},{key:"isNode",get:function(){return!0}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)re.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._children)for(var t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}},{key:"_setAABBDirty",value:function(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=re.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{var e;re.collapseAABB3(this._aabb);for(var t=0,i=this._children.length;t<i;t++)(e=this._children[t]).collidable&&re.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}},{key:"addChild",value:function(e,t){if(he.isNumeric(e)||he.isString(e)){var i=e;if(!(e=this.scene.component[i]))return void this.warn("Component not found: "+he.inQuotes(i));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+i)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}},{key:"removeChild",value:function(e){for(var t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}},{key:"removeChildren",value:function(){for(var e,t=0,i=this._children.length;t<i;t++)(e=this._children[t])._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}},{key:"numChildren",get:function(){return this._children.length}},{key:"children",get:function(){return this._children}},{key:"parent",get:function(){return this._parentNode},set:function(e){if(he.isNumeric(e)||he.isString(e)){var t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+he.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=re.identityMat4()),this._localMatrix.set(e||Sn),re.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return Pn[0]=e[0],Pn[1]=e[1],Pn[2]=e[2],Pn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Pn,Cn),re.mulQuaternions(this.quaternion,Cn,Mn),this.quaternion=Mn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Pn[0]=e[0],Pn[1]=e[1],Pn[2]=e[2],Pn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Pn,Cn),re.mulQuaternions(Cn,this.quaternion,Cn),this}},{key:"rotateX",value:function(e){return this.rotate(En,e)}},{key:"rotateY",value:function(e){return this.rotate(Fn,e)}},{key:"rotateZ",value:function(e){return this.rotate(kn,e)}},{key:"translate",value:function(e,t){return re.vec3ApplyQuaternion(this.quaternion,e,In),re.mulVec3Scalar(In,t,Dn),re.addVec3(this.position,Dn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(En,e)}},{key:"translateY",value:function(e){return this.translate(Fn,e)}},{key:"translateZ",value:function(e){return this.translate(kn,e)}},{key:"type",get:function(){return"Node"}},{key:"destroy",value:function(){if(f(x(i.prototype),"destroy",this).call(this),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length)for(var e=this._children.splice(),t=0,r=e.length;t<r;t++)e[t].destroy();this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}]),i}(),Rn=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"LambertMaterial",ambient:re.vec3([1,1,1]),color:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),r.ambient=s.ambient,r.color=s.color,r.emissive=s.emissive,r.alpha=s.alpha,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r.backfaces=s.backfaces,r.frontface=s.frontface,r}return C(i,[{key:"type",get:function(){return"LambertMaterial"}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){var t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Ln={opaque:0,mask:1,blend:2},Un=["opaque","mask","blend"],On=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"MetallicMaterial",baseColor:re.vec4([1,1,1]),emissive:re.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.baseColor=s.baseColor,r.metallic=s.metallic,r.roughness=s.roughness,r.specularF0=s.specularF0,r.emissive=s.emissive,r.alpha=s.alpha,s.baseColorMap&&(r._baseColorMap=r._checkComponent("Texture",s.baseColorMap)),s.metallicMap&&(r._metallicMap=r._checkComponent("Texture",s.metallicMap)),s.roughnessMap&&(r._roughnessMap=r._checkComponent("Texture",s.roughnessMap)),s.metallicRoughnessMap&&(r._metallicRoughnessMap=r._checkComponent("Texture",s.metallicRoughnessMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"MetallicMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"baseColor",get:function(){return this._state.baseColor},set:function(e){var t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"baseColorMap",get:function(){return this._baseColorMap}},{key:"metallic",get:function(){return this._state.metallic},set:function(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}},{key:"metallicMap",get:function(){return this._attached.metallicMap}},{key:"roughness",get:function(){return this._state.roughness},set:function(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}},{key:"roughnessMap",get:function(){return this._attached.roughnessMap}},{key:"metallicRoughnessMap",get:function(){return this._attached.metallicRoughnessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._attached.emissiveMap}},{key:"occlusionMap",get:function(){return this._attached.occlusionMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._attached.alphaMap}},{key:"normalMap",get:function(){return this._attached.normalMap}},{key:"alphaMode",get:function(){return Un[this._state.alphaMode]},set:function(e){var t=Ln[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Nn={opaque:0,mask:1,blend:2},Qn=["opaque","mask","blend"],Vn=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"SpecularMaterial",diffuse:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),specular:re.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.diffuse=s.diffuse,r.specular=s.specular,r.glossiness=s.glossiness,r.specularF0=s.specularF0,r.emissive=s.emissive,r.alpha=s.alpha,s.diffuseMap&&(r._diffuseMap=r._checkComponent("Texture",s.diffuseMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.specularMap&&(r._specularMap=r._checkComponent("Texture",s.specularMap)),s.glossinessMap&&(r._glossinessMap=r._checkComponent("Texture",s.glossinessMap)),s.specularGlossinessMap&&(r._specularGlossinessMap=r._checkComponent("Texture",s.specularGlossinessMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"SpecularMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specularMap",get:function(){return this._specularMap}},{key:"specularGlossinessMap",get:function(){return this._specularGlossinessMap}},{key:"glossiness",get:function(){return this._state.glossiness},set:function(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}},{key:"glossinessMap",get:function(){return this._glossinessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"normalMap",get:function(){return this._normalMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"alphaMode",get:function(){return Qn[this._state.alphaMode]},set:function(e){var t=Nn[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function Hn(e,t){var i,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=t;if(1009===s)return e.UNSIGNED_BYTE;if(1017===s)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===s)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===s)return e.BYTE;if(1011===s)return e.SHORT;if(1012===s)return e.UNSIGNED_SHORT;if(1013===s)return e.INT;if(1014===s)return e.UNSIGNED_INT;if(1015===s)return e.FLOAT;if(1016===s)return e.HALF_FLOAT;if(1021===s)return e.ALPHA;if(1023===s)return e.RGBA;if(1024===s)return e.LUMINANCE;if(1025===s)return e.LUMINANCE_ALPHA;if(1026===s)return e.DEPTH_COMPONENT;if(1027===s)return e.DEPTH_STENCIL;if(1028===s)return e.RED;if(1022===s)return e.RGBA;if(1029===s)return e.RED_INTEGER;if(1030===s)return e.RG;if(1031===s)return e.RG_INTEGER;if(1033===s)return e.RGBA_INTEGER;if(33776===s||33777===s||33778===s||33779===s)if(3001===r){var n=oi(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===n)return null;if(33776===s)return n.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(null===(i=oi(e,"WEBGL_compressed_texture_s3tc")))return null;if(33776===s)return i.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===s)return i.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===s)return i.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===s)return i.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===s||35841===s||35842===s||35843===s){var o=oi(e,"WEBGL_compressed_texture_pvrtc");if(null===o)return null;if(35840===s)return o.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===s)return o.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===s)return o.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===s)return o.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===s){var a=oi(e,"WEBGL_compressed_texture_etc1");return null!==a?a.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===s||37496===s){var l=oi(e,"WEBGL_compressed_texture_etc");if(null===l)return null;if(37492===s)return 3001===r?l.COMPRESSED_SRGB8_ETC2:l.COMPRESSED_RGB8_ETC2;if(37496===s)return 3001===r?l.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:l.COMPRESSED_RGBA8_ETC2_EAC}if(37808===s||37809===s||37810===s||37811===s||37812===s||37813===s||37814===s||37815===s||37816===s||37817===s||37818===s||37819===s||37820===s||37821===s){var u=oi(e,"WEBGL_compressed_texture_astc");if(null===u)return null;if(37808===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:u.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:u.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:u.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:u.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:u.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:u.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:u.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:u.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:u.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:u.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:u.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:u.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:u.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:u.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===s){var c=oi(e,"EXT_texture_compression_bptc");if(null===c)return null;if(36492===s)return 3001===r?c.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:c.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===s?e.UNSIGNED_INT_24_8:1e3===s?e.REPEAT:1001===s?e.CLAMP_TO_EDGE:1004===s||1005===s?e.NEAREST_MIPMAP_LINEAR:1007===s?e.LINEAR_MIPMAP_NEAREST:1008===s?e.LINEAR_MIPMAP_LINEAR:1003===s?e.NEAREST:1006===s?e.LINEAR:null}var jn=new Uint8Array([0,0,0,1]),Gn=function(){function e(t){var i=t.gl,r=t.target,s=t.format,n=t.type,o=t.wrapS,a=t.wrapT,l=t.wrapR,u=t.encoding,c=t.preloadColor,A=t.premultiplyAlpha,h=t.flipY;B(this,e),this.gl=i,this.target=r||i.TEXTURE_2D,this.format=s||1023,this.type=n||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=o||1e3,this.wrapT=a||1e3,this.wrapR=l||1e3,this.encoding=u||3001,this.texture=i.createTexture(),c&&this.setPreloadColor(c),this.allocated=!0}return C(e,[{key:"setPreloadColor",value:function(e){e?(jn[0]=Math.floor(255*e[0]),jn[1]=Math.floor(255*e[1]),jn[2]=Math.floor(255*e[2]),jn[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(jn[0]=0,jn[1]=0,jn[2]=0,jn[3]=255);var t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP)for(var i=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z],r=0,s=i.length;r<s;r++)t.texImage2D(i[r],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,jn);else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,jn);t.bindTexture(this.target,null)}},{key:"setTarget",value:function(e){this.target=e||this.gl.TEXTURE_2D}},{key:"setImage",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);var r=!1;i.bindTexture(this.target,this.texture);var s=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);var n=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);var o=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);var a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);var l=Hn(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(r=!0);var u=Hn(i,this.magFilter);u&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,u);var c=Hn(i,this.wrapS);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,c);var A=Hn(i,this.wrapT);A&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,A);var h=Hn(i,this.format,this.encoding),d=Hn(i,this.type),p=zn(i,this.internalFormat,h,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(he.isArray(e))for(var f=e,v=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z],g=0,m=v.length;g<m;g++)i.texImage2D(v[g],0,p,h,d,f[g])}else i.texImage2D(i.TEXTURE_2D,0,p,h,d,e);r&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,s),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n),i.pixelStorei(i.UNPACK_ALIGNMENT,o),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}},{key:"setCompressedData",value:function(e){var t=e.mipmaps,i=e.props,r=void 0===i?{}:i,s=this.gl,n=t.length;void 0!==r.format&&(this.format=r.format),void 0!==r.internalFormat&&(this.internalFormat=r.internalFormat),void 0!==r.encoding&&(this.encoding=r.encoding),void 0!==r.type&&(this.type=r.type),void 0!==r.flipY&&(this.flipY=r.flipY),void 0!==r.premultiplyAlpha&&(this.premultiplyAlpha=r.premultiplyAlpha),void 0!==r.unpackAlignment&&(this.unpackAlignment=r.unpackAlignment),void 0!==r.minFilter&&(this.minFilter=r.minFilter),void 0!==r.magFilter&&(this.magFilter=r.magFilter),void 0!==r.wrapS&&(this.wrapS=r.wrapS),void 0!==r.wrapT&&(this.wrapT=r.wrapT),void 0!==r.wrapR&&(this.wrapR=r.wrapR),s.activeTexture(s.TEXTURE0+0),s.bindTexture(this.target,this.texture);var o=t.length>1;s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,this.flipY),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),s.pixelStorei(s.UNPACK_ALIGNMENT,this.unpackAlignment),s.pixelStorei(s.UNPACK_COLORSPACE_CONVERSION_WEBGL,s.NONE);var a=Hn(s,this.wrapS);a&&s.texParameteri(this.target,s.TEXTURE_WRAP_S,a);var l=Hn(s,this.wrapT);if(l&&s.texParameteri(this.target,s.TEXTURE_WRAP_T,l),this.type===s.TEXTURE_3D||this.type===s.TEXTURE_2D_ARRAY){var u=Hn(s,this.wrapR);u&&s.texParameteri(this.target,s.TEXTURE_WRAP_R,u),s.texParameteri(this.type,s.TEXTURE_WRAP_R,u)}o?(s.texParameteri(this.target,s.TEXTURE_MIN_FILTER,Wn(s,this.minFilter)),s.texParameteri(this.target,s.TEXTURE_MAG_FILTER,Wn(s,this.magFilter))):(s.texParameteri(this.target,s.TEXTURE_MIN_FILTER,Hn(s,this.minFilter)),s.texParameteri(this.target,s.TEXTURE_MAG_FILTER,Hn(s,this.magFilter)));var c=Hn(s,this.format,this.encoding),A=Hn(s,this.type),h=zn(s,this.internalFormat,c,A,this.encoding,!1);s.texStorage2D(s.TEXTURE_2D,n,h,t[0].width,t[0].height);for(var d=0,p=t.length;d<p;d++){var f=t[d];1023!==this.format?null!==c?s.compressedTexSubImage2D(s.TEXTURE_2D,d,0,0,f.width,f.height,c,f.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):s.texSubImage2D(s.TEXTURE_2D,d,0,0,f.width,f.height,c,A,f.data)}s.bindTexture(this.target,null)}},{key:"setProps",value:function(e){var t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}},{key:"_uploadProps",value:function(e){var t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){var i=Hn(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){var r=Hn(t,e.magFilter);r&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,r))}if(void 0!==e.wrapS){var s=Hn(t,e.wrapS);s&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,s))}if(void 0!==e.wrapT){var n=Hn(t,e.wrapT);n&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,n))}}},{key:"bind",value:function(e){if(this.allocated){if(this.texture){var t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}},{key:"unbind",value:function(e){if(this.allocated&&this.texture){var t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}},{key:"destroy",value:function(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}]),e}();function zn(e,t,i,r,s){var n=arguments.length>5&&void 0!==arguments[5]&&arguments[5];if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}var o=i;return i===e.RED&&(r===e.FLOAT&&(o=e.R32F),r===e.HALF_FLOAT&&(o=e.R16F),r===e.UNSIGNED_BYTE&&(o=e.R8)),i===e.RG&&(r===e.FLOAT&&(o=e.RG32F),r===e.HALF_FLOAT&&(o=e.RG16F),r===e.UNSIGNED_BYTE&&(o=e.RG8)),i===e.RGBA&&(r===e.FLOAT&&(o=e.RGBA32F),r===e.HALF_FLOAT&&(o=e.RGBA16F),r===e.UNSIGNED_BYTE&&(o=3001===s&&!1===n?e.SRGB8_ALPHA8:e.RGBA8),r===e.UNSIGNED_SHORT_4_4_4_4&&(o=e.RGBA4),r===e.UNSIGNED_SHORT_5_5_5_1&&(o=e.RGB5_A1)),o!==e.R16F&&o!==e.R32F&&o!==e.RG16F&&o!==e.RG32F&&o!==e.RGBA16F&&o!==e.RGBA32F||oi(e,"EXT_color_buffer_float"),o}function Wn(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function Kn(e){if(!Xn(e.width)||!Xn(e.height)){var t=document.createElement("canvas");t.width=Jn(e.width),t.height=Jn(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Xn(e){return 0==(e&e-1)}function Jn(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var Yn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({texture:new Gn({gl:r.scene.canvas.gl}),matrix:re.identityMat4(),hasMatrix:s.translate&&(0!==s.translate[0]||0!==s.translate[1])||!!s.rotate||s.scale&&(0!==s.scale[0]||0!==s.scale[1]),minFilter:r._checkMinFilter(s.minFilter),magFilter:r._checkMagFilter(s.magFilter),wrapS:r._checkWrapS(s.wrapS),wrapT:r._checkWrapT(s.wrapT),flipY:r._checkFlipY(s.flipY),encoding:r._checkEncoding(s.encoding)}),r._src=null,r._image=null,r._translate=re.vec2([0,0]),r._scale=re.vec2([1,1]),r._rotate=re.vec2([0,0]),r._matrixDirty=!1,r.translate=s.translate,r.scale=s.scale,r.rotate=s.rotate,s.src?r.src=s.src:s.image&&(r.image=s.image),ae.memory.textures++,r}return C(i,[{key:"type",get:function(){return"Texture"}},{key:"_checkMinFilter",value:function(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}},{key:"_checkMagFilter",value:function(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}},{key:"_checkWrapS",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkWrapT",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this._state.texture=new Gn({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}},{key:"_update",value:function(){var e,t,i=this._state;this._matrixDirty&&(0===this._translate[0]&&0===this._translate[1]||(e=re.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(t=re.scalingMat4v([this._scale[0],this._scale[1],1]),e=e?re.mulMat4(e,t):t),0!==this._rotate&&(t=re.rotationMat4v(.0174532925*this._rotate,[0,0,1]),e=e?re.mulMat4(e,t):t),e&&(i.matrix=e),this._matrixDirty=!1);this.glRedraw()}},{key:"image",get:function(){return this._image},set:function(e){this._image=Kn(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}},{key:"src",get:function(){return this._src},set:function(e){this.scene.loading++,this.scene.canvas.spinner.processes++;var t=this,i=new Image;i.onload=function(){i=Kn(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}},{key:"translate",get:function(){return this._translate},set:function(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}},{key:"rotate",get:function(){return this._rotate},set:function(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}},{key:"minFilter",get:function(){return this._state.minFilter}},{key:"magFilter",get:function(){return this._state.magFilter}},{key:"wrapS",get:function(){return this._state.wrapS}},{key:"wrapT",get:function(){return this._state.wrapT}},{key:"flipY",get:function(){return this._state.flipY}},{key:"encoding",get:function(){return this._state.encoding}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),ae.memory.textures--}}]),i}(),Zn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({edgeColor:re.vec3([0,0,0]),centerColor:re.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),r.edgeColor=s.edgeColor,r.centerColor=s.centerColor,r.edgeBias=s.edgeBias,r.centerBias=s.centerBias,r.power=s.power,r}return C(i,[{key:"type",get:function(){return"Fresnel"}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}},{key:"centerColor",get:function(){return this._state.centerColor},set:function(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}},{key:"edgeBias",get:function(){return this._state.edgeBias},set:function(e){this._state.edgeBias=e||0,this.glRedraw()}},{key:"centerBias",get:function(){return this._state.centerBias},set:function(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}},{key:"power",get:function(){return this._state.power},set:function(e){this._state.power=null!=e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),qn=ae.memory,$n=re.AABB3(),eo=function(e){g(i,Ri);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._state=new ci({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),r._numTriangles=0,r._edgeThreshold=s.edgeThreshold||10,r._aabb=null,r._obb=re.OBB3();var n,o=r._state,a=r.scene.canvas.gl;switch(s.primitive=s.primitive||"triangles",s.primitive){case"points":o.primitive=a.POINTS,o.primitiveName=s.primitive;break;case"lines":o.primitive=a.LINES,o.primitiveName=s.primitive;break;case"line-loop":o.primitive=a.LINE_LOOP,o.primitiveName=s.primitive;break;case"line-strip":o.primitive=a.LINE_STRIP,o.primitiveName=s.primitive;break;case"triangles":o.primitive=a.TRIANGLES,o.primitiveName=s.primitive;break;case"triangle-strip":o.primitive=a.TRIANGLE_STRIP,o.primitiveName=s.primitive;break;case"triangle-fan":o.primitive=a.TRIANGLE_FAN,o.primitiveName=s.primitive;break;default:r.error("Unsupported value for 'primitive': '"+s.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),o.primitive=a.TRIANGLES,o.primitiveName=s.primitive}if(!s.positions)return r.error("Config expected: positions"),y(r);if(!s.indices)return r.error("Config expected: indices"),y(r);var l=s.positionsDecodeMatrix;if(l);else{var u=ji.getPositionsBounds(s.positions),c=ji.compressPositions(s.positions,u.min,u.max);n=c.quantized,o.positionsDecodeMatrix=c.decodeMatrix,o.positionsBuf=new Gt(a,a.ARRAY_BUFFER,n,n.length,3,a.STATIC_DRAW),qn.positions+=o.positionsBuf.numItems,re.positions3ToAABB3(s.positions,r._aabb),re.positions3ToAABB3(n,$n,o.positionsDecodeMatrix),re.AABB3ToOBB3($n,r._obb)}if(s.colors){var A=s.colors.constructor===Float32Array?s.colors:new Float32Array(s.colors);o.colorsBuf=new Gt(a,a.ARRAY_BUFFER,A,A.length,4,a.STATIC_DRAW),qn.colors+=o.colorsBuf.numItems}if(s.uv){var h=ji.getUVBounds(s.uv),d=ji.compressUVs(s.uv,h.min,h.max),p=d.quantized;o.uvDecodeMatrix=d.decodeMatrix,o.uvBuf=new Gt(a,a.ARRAY_BUFFER,p,p.length,2,a.STATIC_DRAW),qn.uvs+=o.uvBuf.numItems}if(s.normals){var f=ji.compressNormals(s.normals),v=o.compressGeometry;o.normalsBuf=new Gt(a,a.ARRAY_BUFFER,f,f.length,3,a.STATIC_DRAW,v),qn.normals+=o.normalsBuf.numItems}var g=s.indices.constructor===Uint32Array||s.indices.constructor===Uint16Array?s.indices:new Uint32Array(s.indices);o.indicesBuf=new Gt(a,a.ELEMENT_ARRAY_BUFFER,g,g.length,1,a.STATIC_DRAW),qn.indices+=o.indicesBuf.numItems;var m=Li(n,g,o.positionsDecodeMatrix,r._edgeThreshold);return r._edgeIndicesBuf=new Gt(a,a.ELEMENT_ARRAY_BUFFER,m,m.length,1,a.STATIC_DRAW),"triangles"===r._state.primitiveName&&(r._numTriangles=s.indices.length/3),r._buildHash(),qn.meshes++,r}return C(i,[{key:"type",get:function(){return"VBOGeometry"}},{key:"isVBOGeometry",get:function(){return!0}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"aabb",get:function(){return this._aabb}},{key:"obb",get:function(){return this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),qn.meshes--}}]),i}(),to={};function io(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,r){t.src||(console.error("load3DSGeometry: Parameter expected: src"),r());var s=e.canvas.spinner;s.processes++,he.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),s.processes--,r());var n=to.parse.from3DS(e).edit.objects[0].mesh,o=n.vertices,a=n.uvt,l=n.indices;s.processes--,i(he.apply(t,{primitive:"triangles",positions:o,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),s.processes--,r()}))}))}function ro(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,r){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),r());var s=e.canvas.spinner;s.processes++,he.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),s.processes--,r());for(var n=to.parse.fromOBJ(e),o=to.edit.unwrap(n.i_verts,n.c_verts,3),a=to.edit.unwrap(n.i_norms,n.c_norms,3),l=to.edit.unwrap(n.i_uvt,n.c_uvt,2),u=new Int32Array(n.i_verts.length),c=0;c<n.i_verts.length;c++)u[c]=c;s.processes--,i(he.apply(t,{primitive:"triangles",positions:o,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:u}))}),(function(e){console.error("loadOBJGeometry: "+e),s.processes--,r()}))}))}function so(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var r=e.zSize||1;r<0&&(console.error("negative zSize not allowed - will invert"),r*=-1);var s=e.center,n=s?s[0]:0,o=s?s[1]:0,a=s?s[2]:0,l=-t+n,u=-i+o,c=-r+a,A=t+n,h=i+o,d=r+a;return he.apply(e,{primitive:"lines",positions:[l,u,c,l,u,d,l,h,c,l,h,d,A,u,c,A,u,d,A,h,c,A,h,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function no(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return so({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function oo(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);var i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1);for(var r=(t=t||10)/(i=i||10),s=t/2,n=[],o=[],a=0,l=0,u=-s;l<=i;l++,u+=r)n.push(-s),n.push(0),n.push(u),n.push(s),n.push(0),n.push(u),n.push(u),n.push(0),n.push(-s),n.push(u),n.push(0),n.push(s),o.push(a++),o.push(a++),o.push(a++),o.push(a++);return he.apply(e,{primitive:"lines",positions:n,indices:o})}function ao(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);var r=e.xSegments||1;r<0&&(console.error("negative xSegments not allowed - will invert"),r*=-1),r<1&&(r=1);var s=e.xSegments||1;s<0&&(console.error("negative zSegments not allowed - will invert"),s*=-1),s<1&&(s=1);var n,o,a,l,u,c,A,h=e.center,d=h?h[0]:0,p=h?h[1]:0,f=h?h[2]:0,v=t/2,g=i/2,m=Math.floor(r)||1,_=Math.floor(s)||1,y=m+1,b=_+1,x=t/m,w=i/_,B=new Float32Array(y*b*3),P=new Float32Array(y*b*3),C=new Float32Array(y*b*2),M=0,E=0;for(n=0;n<b;n++){var F=n*w-g;for(o=0;o<y;o++)a=o*x-v,B[M]=a+d,B[M+1]=p,B[M+2]=-F+f,P[M+2]=-1,C[E]=o/m,C[E+1]=(_-n)/_,M+=3,E+=2}M=0;var 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i=to.bin.ril(e,2),r=6;r<i;){var s=to.bin.rsl(e,r),n=to.bin.ril(e,r+2);15677==s&&(t.edit=to.parse.from3DS._edit3ds(e,r,n)),45056==s&&(t.keyf=to.parse.from3DS._keyf3ds(e,r,n)),r+=n}return t},to.parse.from3DS._edit3ds=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);16384==n&&(null==r.objects&&(r.objects=[]),r.objects.push(to.parse.from3DS._edit_object(e,s,o))),s+=o}return r},to.parse.from3DS._keyf3ds=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);45058==n&&(null==r.desc&&(r.desc=[]),r.desc.push(to.parse.from3DS._keyf_objdes(e,s,o))),s+=o}return r},to.parse.from3DS._keyf_objdes=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);45072==n&&(r.hierarchy=to.parse.from3DS._keyf_objhierarch(e,s,o)),45073==n&&(r.dummy_name=to.bin.rASCII0(e,s+6)),s+=o}return r},to.parse.from3DS._keyf_objhierarch=function(e,t,i){var r={},s=t+6;return r.name=to.bin.rASCII0(e,s),s+=r.name.length+1,r.hierarchy=to.bin.rsl(e,s+4),r},to.parse.from3DS._edit_object=function(e,t,i){var r={},s=t+6;for(r.name=to.bin.rASCII0(e,s),s+=r.name.length+1;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);16640==n&&(r.mesh=to.parse.from3DS._obj_trimesh(e,s,o)),s+=o}return r},to.parse.from3DS._obj_trimesh=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);16656==n&&(r.vertices=to.parse.from3DS._tri_vertexl(e,s,o)),16672==n&&(r.indices=to.parse.from3DS._tri_facel1(e,s,o)),16704==n&&(r.uvt=to.parse.from3DS._tri_mappingcoors(e,s,o)),16736==n&&(r.local=to.parse.from3DS._tri_local(e,s,o)),s+=o}return r},to.parse.from3DS._tri_vertexl=function(e,t,i){var r=[],s=t+6,n=to.bin.rsl(e,s);s+=2;for(var o=0;o<n;o++)r.push(to.bin.rf(e,s)),r.push(to.bin.rf(e,s+4)),r.push(to.bin.rf(e,s+8)),s+=12;return r},to.parse.from3DS._tri_facel1=function(e,t,i){var r=[],s=t+6,n=to.bin.rsl(e,s);s+=2;for(var o=0;o<n;o++)r.push(to.bin.rsl(e,s)),r.push(to.bin.rsl(e,s+2)),r.push(to.bin.rsl(e,s+4)),s+=8;return r},to.parse.from3DS._tri_mappingcoors=function(e,t,i){var r=[],s=t+6,n=to.bin.rsl(e,s);s+=2;for(var o=0;o<n;o++)r.push(to.bin.rf(e,s)),r.push(1-to.bin.rf(e,s+4)),s+=8;return r},to.parse.from3DS._tri_local=function(e,t,i){var r={},s=t+6;return r.X=[to.bin.rf(e,s),to.bin.rf(e,s+4),to.bin.rf(e,s+8)],s+=12,r.Y=[to.bin.rf(e,s),to.bin.rf(e,s+4),to.bin.rf(e,s+8)],s+=12,r.Z=[to.bin.rf(e,s),to.bin.rf(e,s+4),to.bin.rf(e,s+8)],s+=12,r.C=[to.bin.rf(e,s),to.bin.rf(e,s+4),to.bin.rf(e,s+8)],s+=12,r},to.parse.fromBIV=function(e){e=new Uint8Array(e);var t={},i={};return i.id=to.bin.ril(e,0),i.verS=to.bin.ril(e,4),i.texS=to.bin.ril(e,8),i.indS=to.bin.ril(e,12),i.verO=to.bin.ril(e,16),i.verL=to.bin.ril(e,20),i.texO=to.bin.ril(e,24),i.texL=to.bin.ril(e,28),i.indO=to.bin.ril(e,32),i.indL=to.bin.ril(e,36),0!=i.verO&&(t.vertices=to.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=to.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=to.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},to.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var r=32;t<=65535&&(r=16);var s=40;e.vertices&&(s+=4*e.vertices.length),e.uvt&&(s+=4*e.uvt.length),e.indices&&(s+=e.indices.length*r/8);var n=new Uint8Array(s);to.bin.wil(n,0,1769365870),to.bin.wil(n,4,32),to.bin.wil(n,8,32),to.bin.wil(n,12,r);var o=40;return e.vertices&&(to.bin.wil(n,16,o),to.bin.wil(n,20,4*e.vertices.length),to.parse.fromBIV._writeFloats(n,o,e.vertices),o+=4*e.vertices.length),e.uvt&&(to.bin.wil(n,24,o),to.bin.wil(n,28,4*e.uvt.length),to.parse.fromBIV._writeFloats(n,o,e.uvt),o+=4*e.uvt.length),e.indices&&(to.bin.wil(n,32,o),to.bin.wil(n,36,4*e.indices.length),to.parse.fromBIV._writeInts(n,o,e.indices,r)),n.buffer},to.parse.fromBIV._readFloats=function(e,t,i){for(var r=[],s=0;s<i/4;s++)r.push(to.bin.rf(e,t+4*s));return r},to.parse.fromBIV._writeFloats=function(e,t,i){for(var r=0;r<i.length;r++)to.bin.wf(e,t+4*r,i[r])},to.parse.fromBIV._readInts=function(e,t,i,r){for(var s=[],n=0;n<i/4;n++)16==r&&s.push(to.bin.rsl(e,t+2*n)),32==r&&s.push(to.bin.ril(e,t+4*n));return s},to.parse.fromBIV._writeInts=function(e,t,i,r){for(var s=0;s<i.length;s++)16==r&&to.bin.wsl(e,t+2*s,i[s]),32==r&&to.bin.wil(e,t+4*s,i[s])},to.gen={},to.gen.Plane=function(e,t,i,r){i||(i=1),r||(r=1);for(var s={verts:[],inds:[],uvt:[]},n=e+1,o=t+1,a=0;a<o;a++)for(var l=0;l<n;l++){var u=l*(2/e)-1,c=a*(2/t)-1;s.verts.push(u,c,0),s.uvt.push(i*l/e,r*a/t),a<t&&l<e&&s.inds.push(a*n+l,a*n+l+1,(a+1)*n+l,a*n+l+1,(a+1)*n+l,(a+1)*n+l+1)}return s},to.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},to.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},r=e+1,s=t+1,n=0;n<s;n++)for(var o=0;o<r;o++){var a=-Math.PI/2+n*Math.PI/t,l=2*o*Math.PI/e,u=Math.cos(a)*Math.cos(l),c=Math.sin(a),A=Math.cos(a)*Math.sin(l);i.verts.push(u,c,A),i.uvt.push(o/e,n/t),n<t&&o<e&&i.inds.push(r*n+o,r*n+o+1,r*(n+1)+o,r*n+o+1,r*(n+1)+o,r*(n+1)+o+1)}return i},to.mat={},to.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},to.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},to.mat.rotateDeg=function(e,t,i){var r=Math.PI/180;return to.mat.rotate(e*r,t*r,i*r)},to.mat.rotate=function(e,t,i){var r=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],s=e,n=t,o=i,a=Math.cos(s),l=Math.cos(n),u=Math.cos(o),c=Math.sin(s),A=Math.sin(n),h=Math.sin(o);return r[0]=l*u,r[1]=-l*h,r[2]=A,r[4]=a*h+c*A*u,r[5]=a*u-c*A*h,r[6]=-c*l,r[8]=c*h-a*A*u,r[9]=c*u+a*A*h,r[10]=a*l,r},to.edit={},to.edit.interpolate=function(e,t,i,r){for(var s=0;s<e.length;s++)i[s]=e[s]+r*(t[s]-e[s])},to.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var r=e[i],s=e[i+1],n=e[i+2];e[i+0]=t[0]*r+t[4]*s+t[8]*n+t[12],e[i+1]=t[1]*r+t[5]*s+t[9]*n+t[13],e[i+2]=t[2]*r+t[6]*s+t[10]*n+t[14]}},to.edit.unwrap=function(e,t,i){for(var r=new Array(Math.floor(e.length/3)*i),s=0;s<e.length;s++)for(var n=0;n<i;n++)r[s*i+n]=t[e[s]*i+n];return r},to.edit.remap=function(e,t,i,r){for(var s=new Array(i.length),n=0;n<e.length;n++)for(var o=0;o<r;o++)s[t[n]*r+o]=i[e[n]*r+o];return s},to.utils={},to.utils.getAABB=function(e){var t,i,r,s,n,o;s=n=o=-(t=i=r=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],u=e[a+1],c=e[a+2];l<t&&(t=l),l>s&&(s=l),u<i&&(i=u),u>n&&(n=u),c<r&&(r=c),u>o&&(o=c)}return{min:{x:t,y:i,z:r},max:{x:s,y:n,z:o}}};var ho=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._type=s.type||(s.src?s.src.split(".").pop():null)||"jpg",r._pos=re.vec3(s.pos||[0,0,0]),r._up=re.vec3(s.up||[0,1,0]),r._normal=re.vec3(s.normal||[0,0,1]),r._height=s.height||1,r._origin=re.vec3(),r._rtcPos=re.vec3(),r._imageSize=re.vec2(),r._texture=new Yn(b(r),{flipY:!0}),r._image=new Image,"jpg"!==r._type&&"png"!==r._type&&(r.error('Unsupported type - defaulting to "jpg"'),r._type="jpg"),r._node=new Tn(b(r),{matrix:re.inverseMat4(re.lookAtMat4v(r._pos,re.subVec3(r._pos,r._normal,re.mat4()),r._up,re.mat4())),children:[r._bitmapMesh=new gn(b(r),{scale:[1,1,1],rotation:[-90,0,0],collidable:s.collidable,pickable:s.pickable,opacity:s.opacity,clippable:s.clippable,geometry:new Wi(b(r),ao({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new 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e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")},set:function(e){var t=this;this._image.onload=function(){t._texture.image=image,t._imageSize[0]=image.width,t._imageSize[1]=image.height,t._updateBitmapMeshScale()},this._image.src=e}},{key:"type",get:function(){return this._type},set:function(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}},{key:"pos",get:function(){return this._pos}},{key:"normal",get:function(){return this._normal}},{key:"up",get:function(){return this._up}},{key:"height",get:function(){return this._height},set:function(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}},{key:"collidable",get:function(){return 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A=i[e[u]],h=i[e[u+1]],d=i[e[u+2]],p=A,f=h,v=d;if(A>h&&A>d?h>d?(p=A,f=h,v=d):(p=A,f=d,v=h):h>A&&h>d?A>d?(p=h,f=A,v=d):(p=h,f=d,v=A):d>A&&d>h&&(A>h?(p=d,f=A,v=h):(p=d,f=h,v=A)),r[u+0]=[p,f],r[u+1]=[f,v],p>v){var g=v;v=p,p=g}r[u+2]=[v,p]}function m(e,t){for(var i,r,s=0;s<2;s++)if(i=e[s],(r=t[s])!==i)return r-i;return 0}(r=r.slice(0,e.length)).sort(m);for(var _=0,y=0;y<r.length;y++)if(0===y||0!==m(r[y],r[y-1])){if(0!==y&&2!==_)return!1;_=1}else _++;return!(r.length>0&&2!==_)},fo=re.vec3(),vo=re.vec3(),go=re.vec3(),mo=function(){function e(){B(this,e),this.vertices=[],this.indices=[],this.reset()}return C(e,[{key:"reset",value:function(){this.lenVertices=0,this.lenIndices=0,this.primitive=null}},{key:"setPrimitive",value:function(e){this.primitive=e}},{key:"addVertex",value:function(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}},{key:"addIndex",value:function(e){this.indices[this.lenIndices++]=e}},{key:"volume",get:function(){var e=this.vertices,t=this.indices;if("solid"!==this.primitive&&"surface"!==this.primitive&&"triangles"!==this.primitive)return-1;if("solid"!==this.primitive&&!po(t,e))return-1;for(var i=0,r=0;r<this.lenIndices;r+=3){var s=3*t[r],n=3*t[r+1],o=3*t[r+2];fo[0]=e[s],fo[1]=e[s+1],fo[2]=e[s+2],vo[0]=e[n],vo[1]=e[n+1],vo[2]=e[n+2],go[0]=e[o],go[1]=e[o+1],go[2]=e[o+2],re.cross3Vec3(fo,vo,fo),i+=re.dotVec3(fo,go)}return i/6}}]),e}(),_o=new mo,yo=re.vec3(),bo=re.vec3(),xo=re.vec3(),wo=re.vec3(),Bo=re.vec3(),Po=re.vec3(),Co=function(){function e(){B(this,e),this.vertices=[],this.indices=[],this.reset()}return C(e,[{key:"reset",value:function(){this.lenVertices=0,this.lenIndices=0}},{key:"addVertex",value:function(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}},{key:"addIndex",value:function(e){this.indices[this.lenIndices++]=e}},{key:"surfaceArea",get:function(){for(var e=this.vertices,t=this.indices,i=0,r=0;r<this.lenIndices;r+=3){var s=3*t[r],n=3*t[r+1],o=3*t[r+2];yo[0]=e[s],yo[1]=e[s+1],yo[2]=e[s+2],bo[0]=e[n],bo[1]=e[n+1],bo[2]=e[n+2],xo[0]=e[o],xo[1]=e[o+1],xo[2]=e[o+2],re.subVec3(yo,bo,wo),re.subVec3(xo,bo,Bo),i+=.5*re.lenVec3(re.cross3Vec3(wo,Bo,Po))}return i}}]),e}(),Mo=new Co,Eo=re.OBB3(),Fo=re.OBB3(),ko=re.OBB3(),Io=function(){function e(t,i,r,s,n,o){var a=arguments.length>6&&void 0!==arguments[6]?arguments[6]:null,l=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0;B(this,e),this.model=t,this.object=null,this.parent=null,this.transform=n,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=i,this.obb=null,this._aabbLocal=null,this._aabbWorld=re.AABB3(),this._aabbWorldDirty=!1,this.layer=a,this.portionId=l,this._color=new Uint8Array([r[0],r[1],r[2],s]),this._colorize=new Uint8Array([r[0],r[1],r[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,n&&n._addMesh(this),this._volume=null,this._surfaceArea=null}return C(e,[{key:"_sceneModelDirty",value:function(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}},{key:"_updateMatrix",value:function(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}},{key:"_finalize",value:function(e){this.layer.initFlags(this.portionId,e,this._transparent)}},{key:"_finalize2",value:function(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}},{key:"_setVisible",value:function(e){this.layer.setVisible(this.portionId,e,this._transparent)}},{key:"_setColor",value:function(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}},{key:"_setColorize",value:function(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}},{key:"_setOpacity",value:function(e,t){var i=e<255,r=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),r&&this.layer.setTransparent(this.portionId,t,i)}},{key:"_setOffset",value:function(e){this.layer.setOffset(this.portionId,e)}},{key:"_setHighlighted",value:function(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}},{key:"_setXRayed",value:function(e){this.layer.setXRayed(this.portionId,e,this._transparent)}},{key:"_setSelected",value:function(e){this.layer.setSelected(this.portionId,e,this._transparent)}},{key:"_setEdges",value:function(e){this.layer.setEdges(this.portionId,e,this._transparent)}},{key:"_setClippable",value:function(e){this.layer.setClippable(this.portionId,e,this._transparent)}},{key:"_setCollidable",value:function(e){this.layer.setCollidable(this.portionId,e)}},{key:"_setPickable",value:function(e){this.layer.setPickable(this.portionId,e,this._transparent)}},{key:"_setCulled",value:function(e){this.layer.setCulled(this.portionId,e,this._transparent)}},{key:"canPickTriangle",value:function(){return!1}},{key:"drawPickTriangles",value:function(e,t){}},{key:"pickTriangleSurface",value:function(e){}},{key:"precisionRayPickSurface",value:function(e,t,i,r){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,r)}},{key:"canPickWorldPos",value:function(){return!0}},{key:"drawPickDepths",value:function(e){this.model.drawPickDepths(e)}},{key:"drawPickNormals",value:function(e){this.model.drawPickNormals(e)}},{key:"delegatePickedEntity",value:function(){return this.parent}},{key:"getEachVertex",value:function(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}},{key:"getEachIndex",value:function(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}},{key:"volume",get:function(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":_o.reset(),_o.setPrimitive(this.layer.primitive),this.getEachVertex((function(e){_o.addVertex(e)})),this.getEachIndex((function(e){_o.addIndex(e)})),this._volume=_o.volume;break;default:this._volume=0}return this._volume}},{key:"surfaceArea",get:function(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Mo.reset(),this.getEachVertex((function(e){Mo.addVertex(e)})),this.getEachIndex((function(e){Mo.addIndex(e)})),this._surfaceArea=Mo.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}},{key:"aabb",get:function(){if(this._aabbWorldDirty){if(re.AABB3ToOBB3(this._aabbLocal,Eo),this.transform?(re.transformOBB3(this.transform.worldMatrix,Eo,Fo),re.transformOBB3(this.model.worldMatrix,Fo,ko),re.OBB3ToAABB3(ko,this._aabbWorld)):(re.transformOBB3(this.model.worldMatrix,Eo,Fo),re.OBB3ToAABB3(Fo,this._aabbWorld)),this.origin){var e=this.origin;this._aabbWorld[0]+=e[0],this._aabbWorld[1]+=e[1],this._aabbWorld[2]+=e[2],this._aabbWorld[3]+=e[0],this._aabbWorld[4]+=e[1],this._aabbWorld[5]+=e[2]}this._aabbWorldDirty=!1}return this._aabbWorld},set:function(e){this._aabbLocal=e}},{key:"_destroy",value:function(){this.model.scene._renderer.putPickID(this.pickId)}}]),e}(),Do=new(function(){function e(){B(this,e),this._uint8Arrays={},this._float32Arrays={}}return C(e,[{key:"_clear",value:function(){this._uint8Arrays={},this._float32Arrays={}}},{key:"getUInt8Array",value:function(e){var t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}},{key:"getFloat32Array",value:function(e){var t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}}]),e}()),So=0;function To(){return So++,Do}var Ro={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},Lo=new Float32Array([1,1,1,1]),Uo=new Float32Array([0,0,0,1]),Oo=re.vec4(),No=re.vec3(),Qo=re.vec3(),Vo=re.mat4(),Ho=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},s=r.instancing,n=void 0!==s&&s,o=r.edges,a=void 0!==o&&o,l=r.useAlphaCutoff,u=void 0!==l&&l;B(this,e),this._scene=t,this._withSAO=i,this._instancing=n,this._edges=a,this._useAlphaCutoff=u,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}return C(e,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){return[""]}},{key:"_buildFragmentShader",value:function(){return[""]}},{key:"_addMatricesUniformBlockLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}},{key:"_addRemapClipPosLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(".concat(t,"));")),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}},{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"setSectionPlanesStateUniforms",value:function(e){var t=this._scene,i=t.canvas.gl,r=e.model,s=e.layerIndex,n=t._sectionPlanesState.getNumAllocatedSectionPlanes(),o=t._sectionPlanesState.sectionPlanes.length;if(n>0){var a=t._sectionPlanesState.sectionPlanes,l=s*o,u=r.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(var c=0;c<n;c++){var A=this._uSectionPlanes[c];if(A)if(c<o){var h=u.sectionPlanesActivePerLayer[l+c];if(i.uniform1i(A.active,h?1:0),h){var d=a[c],p=e._state.origin;if(p){var f=ze(d.dist,d.dir,p,No);i.uniform3fv(A.pos,f)}else i.uniform3fv(A.pos,d.pos);i.uniform3fv(A.dir,d.dir)}}else i.uniform1i(A.active,0)}}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uRenderPass=r.getLocation("renderPass"),this._uColor=r.getLocation("color"),this._uColor||(this._uColor=r.getLocation("silhouetteColor")),this._uUVDecodeMatrix=r.getLocation("uvDecodeMatrix"),this._uPickInvisible=r.getLocation("pickInvisible"),this._uGammaFactor=r.getLocation("gammaFactor"),t.uniformBlockBinding(r.handle,t.getUniformBlockIndex(r.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=r.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=r.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=r.getLocation("zFar")),this._uLightAmbient=r.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var s=i.lights,n=0,o=s.length;n<o;n++)switch(s[n].type){case"dir":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=r.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=r.getLocation("lightDir"+n),this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+a),pos:r.getLocation("sectionPlanePos"+a),dir:r.getLocation("sectionPlaneDir"+a)});this._aPosition=r.getAttribute("position"),this._aOffset=r.getAttribute("offset"),this._aNormal=r.getAttribute("normal"),this._aUV=r.getAttribute("uv"),this._aColor=r.getAttribute("color"),this._aMetallicRoughness=r.getAttribute("metallicRoughness"),this._aFlags=r.getAttribute("flags"),this._aPickColor=r.getAttribute("pickColor"),this._uPickZNear=r.getLocation("pickZNear"),this._uPickZFar=r.getLocation("pickZFar"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uDrawingBufferSize=r.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=r.getAttribute("modelMatrix"),this._aModelMatrixCol0=r.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=r.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=r.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=r.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=r.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=r.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=r.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=r.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=r.getLocation("intensityRange")),this._uPointSize=r.getLocation("pointSize"),this._uNearPlaneHeight=r.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=r.getLocation("sliceColor"),this._uSliceThickness=r.getLocation("sliceThickness"))}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t._lightsState,n=s.lights;r.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,s.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(var o=0,a=n.length;o<a;o++){var l=n[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}}},{key:"_makeVAO",value:function(e){var t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}},{key:"drawLayer",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},s=r.colorUniform,n=void 0!==s&&s,o=r.incrementDrawState,a=void 0!==o&&o,l=St.MAX_TEXTURE_IMAGE_UNITS,u=this._scene,c=u.canvas.gl,A=t._state,h=t.model,d=A.textureSet,p=A.origin,f=A.positionsDecodeMatrix,v=u._lightsState,g=u.pointsMaterial,m=h.scene.camera,_=m.viewNormalMatrix,y=m.project,b=e.pickViewMatrix||m.viewMatrix,x=h.position,w=h.rotationMatrix,B=h.rotationMatrixConjugate,P=h.worldNormalMatrix;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?c.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(A));var C=0,M=16;this._matricesUniformBlockBufferData.set(B,0);var E=0!==p[0]||0!==p[1]||0!==p[2],F=0!==x[0]||0!==x[1]||0!==x[2];if(E||F){var k=No;if(E){var I=re.transformPoint3(w,p,Qo);k[0]=I[0],k[1]=I[1],k[2]=I[2]}else k[0]=0,k[1]=0,k[2]=0;k[0]+=x[0],k[1]+=x[1],k[2]+=x[2],this._matricesUniformBlockBufferData.set(Ve(b,k,Vo),C+=M)}else this._matricesUniformBlockBufferData.set(b,C+=M);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||y.matrix,C+=M),this._matricesUniformBlockBufferData.set(f,C+=M),this._matricesUniformBlockBufferData.set(P,C+=M),this._matricesUniformBlockBufferData.set(_,C+=M),c.bindBuffer(c.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),c.bufferData(c.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,c.DYNAMIC_DRAW),c.bindBufferBase(c.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),c.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),u.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){var D=2/(Math.log(e.pickZFar+1)/Math.LN2);c.uniform1f(this._uLogDepthBufFC,D)}this._uZFar&&c.uniform1f(this._uZFar,u.camera.project.far)}if(this._uPickInvisible&&c.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&c.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&c.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&c.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&c.uniform2f(this._uDrawingBufferSize,c.drawingBufferWidth,c.drawingBufferHeight),this._uUVDecodeMatrix&&c.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._uIntensityRange&&g.filterIntensity&&c.uniform2f(this._uIntensityRange,g.minIntensity,g.maxIntensity),this._uPointSize&&c.uniform1f(this._uPointSize,g.pointSize),this._uNearPlaneHeight){var S="ortho"===u.camera.projection?1:c.drawingBufferHeight/(2*Math.tan(.5*u.camera.perspective.fov*Math.PI/180));c.uniform1f(this._uNearPlaneHeight,S)}if(d){var T=d.colorTexture,R=d.metallicRoughnessTexture,L=d.emissiveTexture,U=d.normalsTexture,O=d.occlusionTexture;this._uColorMap&&T&&(this._program.bindTexture(this._uColorMap,T.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uMetallicRoughMap&&R&&(this._program.bindTexture(this._uMetallicRoughMap,R.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uEmissiveMap&&L&&(this._program.bindTexture(this._uEmissiveMap,L.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uNormalMap&&U&&(this._program.bindTexture(this._uNormalMap,U.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uAOMap&&O&&(this._program.bindTexture(this._uAOMap,O.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l)}if(v.reflectionMaps.length>0&&v.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,v.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),v.lightMaps.length>0&&v.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,v.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),this._withSAO){var N=u.sao,Q=N.possible;if(Q){var V=c.drawingBufferWidth,H=c.drawingBufferHeight;Oo[0]=V,Oo[1]=H,Oo[2]=N.blendCutoff,Oo[3]=N.blendFactor,c.uniform4fv(this._uSAOParams,Oo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++}}if(this._useAlphaCutoff&&c.uniform1f(this._alphaCutoffLocation,d.alphaCutoff),n){var j=this._edges?"edgeColor":"fillColor",G=this._edges?"edgeAlpha":"fillAlpha";if(i===Ro["".concat(this._edges?"EDGES":"SILHOUETTE","_XRAYED")]){var z=u.xrayMaterial._state,W=z[j],K=z[G];c.uniform4f(this._uColor,W[0],W[1],W[2],K)}else if(i===Ro["".concat(this._edges?"EDGES":"SILHOUETTE","_HIGHLIGHTED")]){var X=u.highlightMaterial._state,J=X[j],Y=X[G];c.uniform4f(this._uColor,J[0],J[1],J[2],Y)}else if(i===Ro["".concat(this._edges?"EDGES":"SILHOUETTE","_SELECTED")]){var Z=u.selectedMaterial._state,q=Z[j],$=Z[G];c.uniform4f(this._uColor,q[0],q[1],q[2],$)}else c.uniform4fv(this._uColor,this._edges?Uo:Lo)}this._draw({state:A,frameCtx:e,incrementDrawState:a}),c.bindVertexArray(null)}}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null,ae.memory.programs--}}]),e}(),jo=function(e){g(i,Ho);var t=_(i);function i(e,r){var s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=s.edges,o=void 0!==n&&n,a=s.useAlphaCutoff,l=void 0!==a&&a;return B(this,i),t.call(this,e,r,{instancing:!1,edges:o,useAlphaCutoff:l})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{var n=r.pickElementsCount||i.indicesBuf.numItems,o=r.pickElementsOffset?r.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,n,i.indicesBuf.itemType,o),s&&r.drawElements++}}}]),i}(),Go=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,r=t._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Triangles batching draw vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in float flags;"),t.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("uniform vec4 lightAmbient;");for(var o=0,a=r.lights.length;o<a;o++)"ambient"!==(e=r.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),s&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),t.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=r.lights.length;l<u;l++)if("ambient"!==(e=r.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):r.push("   outColor            = newColor;"),r.push("}"),r}}]),i}(),zo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._lightsState,i=e._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching flat-shading draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),r){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var n=0,o=i.getNumAllocatedSectionPlanes();n<o;n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(s),s.push("uniform vec4 lightAmbient;");for(var a=0,l=t.lights.length;a<l;a++){var u=t.lights[a];"ambient"!==u.type&&(s.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&s.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&s.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(s.push("uniform vec3 lightPos"+a+";"),s.push("uniform vec3 lightDir"+a+";")))}if(s.push("in vec4 vViewPosition;"),s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),r){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)s.push("if (sectionPlaneActive"+c+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}s.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),s.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),s.push("float lambertian = 1.0;"),s.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),s.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),s.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var h=0,d=t.lights.length;h<d;h++){var p=t.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?s.push("viewLightDir = normalize(lightDir"+h+");"):s.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);");else if("point"===p.type)"view"===p.space?s.push("viewLightDir = -normalize(lightPos"+h+" - viewPosition.xyz);"):s.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+h+", 0.0)).xyz);");else{if("spot"!==p.type)continue;"view"===p.space?s.push("viewLightDir = normalize(lightDir"+h+");"):s.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);")}s.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),s.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}return s.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):s.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),Wo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching silhouette fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s){for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),s){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(var o=0,a=r.getNumAllocatedSectionPlanes();o<a;o++)n.push("if (sectionPlaneActive"+o+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = newColor;"),n.push("}"),n}}]),i}(),Ko=function(e){g(i,jo);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!1,edges:!0})}return C(i)}(),Xo=function(e){g(i,Ko);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesEmphasisRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Jo=function(e){g(i,Ko);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry edges drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Yo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vPickColor; "),r.push("}"),r}}]),i}(),Zo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),qo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vWorldNormal;"),r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outNormal = ivec4(vWorldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),$o=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),ea=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching depth fragment shader"),r.push("precision highp float;"),r.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec2 vHighPrecisionZW;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),r.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),r.push("}"),r}}]),i}(),ta=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),ia=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}]),i}(),ra=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,r=t.getNumAllocatedSectionPlanes()>0,s=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Triangles batching quality draw vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),s&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),n.push("vFragDepth = 1.0 + clipPos.w;")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),s&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,r=e._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Triangles batching quality draw fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),o.push("uniform sampler2D uAOMap;"),o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),r.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),r.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),r.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)o.push("uniform bool sectionPlaneActive"+c+";"),o.push("uniform vec3 sectionPlanePos"+c+";"),o.push("uniform vec3 sectionPlaneDir"+c+";")}if(o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),o.push("              return surf_norm;"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3  diffuseColor;"),o.push("   float specularRoughness;"),o.push("   vec3  specularColor;"),o.push("   float shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),r.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),r.lightMaps.length>0&&(o.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),r.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),r.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=r.lights.length;p<f;p++){var v=r.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("float aoFactor = texture(uAOMap, vUV).r;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),sa=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick flat normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("in vec4 vWorldPosition;"),i){r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),r.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),r.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),r.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),na=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,r=e._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=this._useAlphaCutoff,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching color texture fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(o.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&o.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&o.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&(o.push("uniform vec3 lightPos"+u+";"),o.push("uniform vec3 lightDir"+u+";")))}if(n&&o.push("uniform float materialAlphaCutoff;"),o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=r.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var p=0,f=i.lights.length;p<f;p++){var v=i.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("viewLightDir = -normalize(lightPos"+p+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+p+".rgb * lightColor"+p+".a);")}}return o.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),o.push("vec4 sampleColor = texture(uColorMap, vUV);"),n&&(o.push("if (sampleColor.a < materialAlphaCutoff) {"),o.push("   discard;"),o.push("}")),t&&o.push("sampleColor = sRGBToLinear(sampleColor);"),o.push("vec4 colorTexel = color * sampleColor;"),o.push("float opacity = color.a;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):o.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&o.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),oa=re.vec3(),aa=re.vec3(),la=re.vec3(),ua=re.vec3(),ca=re.mat4(),Aa=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=oa;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=aa;if(l){var m=la;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,ca),(f=ua)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ha=re.vec3(),da=re.vec3(),pa=re.vec3(),fa=re.vec3(),va=re.mat4(),ga=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=ha;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=da;if(l){var m=pa;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,va),(f=fa)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElements(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ma=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Wo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Yo(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Zo(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Aa(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new ga(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Go(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Go(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new zo(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new zo(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new na(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new na(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"colorTextureRendererAlphaCutoff",get:function(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new na(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}},{key:"colorTextureRendererWithSAOAlphaCutoff",get:function(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new na(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new ra(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new ra(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Wo(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new ea(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new ta(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Xo(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Jo(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Yo(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new qo(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new sa(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Zo(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new $o(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new ia(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new ga(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Aa(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),_a={};var ya=65536,ba=5e6,xa=function(){function e(){B(this,e)}return C(e,[{key:"doublePrecisionEnabled",get:function(){return re.getDoublePrecisionEnabled()},set:function(e){re.setDoublePrecisionEnabled(e)}},{key:"maxDataTextureHeight",get:function(){return ya},set:function(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),ya=e}},{key:"maxGeometryBatchSize",get:function(){return ba},set:function(e){e<1e5?e=1e5:e>5e6&&(e=5e6),ba=e}}]),e}(),wa=new xa,Ba=C((function e(){B(this,e),this.maxVerts=wa.maxGeometryBatchSize,this.maxIndices=3*wa.maxGeometryBatchSize,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]})),Pa=re.mat4(),Ca=re.mat4();function Ma(e,t,i){for(var r=e.length,s=new Uint16Array(r),n=t[0],o=t[1],a=t[2],l=t[3]-n,u=t[4]-o,c=t[5]-a,A=65525,h=A/l,d=A/u,p=A/c,f=function(e){return e>=0?e:0},v=0;v<r;v+=3)s[v+0]=Math.floor(f(e[v+0]-n)*h),s[v+1]=Math.floor(f(e[v+1]-o)*d),s[v+2]=Math.floor(f(e[v+2]-a)*p);return re.identityMat4(Pa),re.translationMat4v(t,Pa),re.identityMat4(Ca),re.scalingMat4v([l/A,u/A,c/A],Ca),re.mulMat4(Pa,Ca,i),s}function Ea(e,t){var i=e[0],r=e[1],s=e[2],n=e[3]-i,o=e[4]-r,a=e[5]-s,l=65525;return re.identityMat4(Pa),re.translationMat4v(e,Pa),re.identityMat4(Ca),re.scalingMat4v([n/l,o/l,a/l],Ca),re.mulMat4(Pa,Ca,t),t}function Fa(e,t,i){var r=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),s=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){var n,o;n=(1-Math.abs(s))*(r>=0?1:-1),o=(1-Math.abs(r))*(s>=0?1:-1),r=n,s=o}return new Int8Array([Math[t](127.5*r+(r<0?-1:0)),Math[i](127.5*s+(s<0?-1:0))])}function ka(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var r=1-Math.abs(t)-Math.abs(i);r<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var s=Math.sqrt(t*t+i*i+r*r);return[t/s,i/s,r/s]}var Ia=re.mat4(),Da=re.mat4(),Sa=re.vec4([0,0,0,1]),Ta=re.vec3(),Ra=re.vec3(),La=re.vec3(),Ua=re.vec3(),Oa=re.vec3(),Na=re.vec3(),Qa=re.vec3(),Va=function(){function e(t){B(this,e),this.model=t.model,this.sortId="TrianglesBatchingLayer"+(t.solid?"-solid":"-surface")+(t.autoNormals?"-autonormals":"-normals")+(t.textureSet&&t.textureSet.colorTexture?"-colorTexture":"")+(t.textureSet&&t.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=_a[t];return i||(i=new ma(e),_a[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(function(){i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(function(){delete _a[t],i._destroy()}))),i}(t.model.scene),this._buffer=new Ba(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new ci({origin:re.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:t.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=re.mat4(t.positionsDecodeMatrix)),t.uvDecodeMatrix?(this._state.uvDecodeMatrix=re.mat3(t.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,t.origin&&this._state.origin.set(t.origin),this.solid=!!t.solid,this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.normals,o=t.normalsCompressed,a=t.uv,l=t.uvCompressed,u=t.colors,c=t.colorsCompressed,A=t.indices,h=t.edgeIndices,d=t.color,p=t.metallic,f=t.roughness,v=t.opacity,g=t.meshMatrix,m=t.pickColor,_=this.model.scene,y=this._buffer,b=y.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";i=s.length/3;for(var x=0,w=s.length;x<w;x++)y.positions.push(s[x])}else{if(!r)throw"positions expected";i=r.length/3;for(var B=0,P=r.length;B<P;B++)y.positions.push(r[B])}if(o&&o.length>0)for(var C=0,M=o.length;C<M;C++)y.normals.push(o[C]);else if(n&&n.length>0){var E=Ia;g?re.inverseMat4(re.transposeMat4(g,Da),E):re.identityMat4(E,E),function(e,t,i,r,s){function n(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}var o,a,l,u,c,A=new Float32Array([0,0,0,0]),h=new Float32Array([0,0,0,0]);for(c=0;c<i;c+=3)A[0]=t[c],A[1]=t[c+1],A[2]=t[c+2],re.transformVec3(e,A,h),re.normalizeVec3(h,h),a=o=Fa(h,"floor","floor"),l=u=n(h,ka(o)),(l=n(h,ka(o=Fa(h,"ceil","floor"))))>u&&(a=o,u=l),(l=n(h,ka(o=Fa(h,"floor","ceil"))))>u&&(a=o,u=l),(l=n(h,ka(o=Fa(h,"ceil","ceil"))))>u&&(a=o,u=l),r[s+c+0]=a[0],r[s+c+1]=a[1],r[s+c+2]=0}(E,n,n.length,y.normals,y.normals.length)}if(u)for(var F=0,k=u.length;F<k;F+=3)y.colors.push(255*u[F]),y.colors.push(255*u[F+1]),y.colors.push(255*u[F+2]),y.colors.push(255);else if(c)for(var I=0,D=u.length;I<D;I+=3)y.colors.push(u[I]),y.colors.push(u[I+1]),y.colors.push(u[I+2]),y.colors.push(255);else if(d)for(var S=d[0],T=d[1],R=d[2],L=v,U=0;U<i;U++)y.colors.push(S),y.colors.push(T),y.colors.push(R),y.colors.push(L);for(var O=null!=p?p:0,N=null!=f?f:255,Q=0;Q<i;Q++)y.metallicRoughness.push(O),y.metallicRoughness.push(N);if(a&&a.length>0)for(var V=0,H=a.length;V<H;V++)y.uv.push(a[V]);else if(l&&l.length>0)for(var j=0,G=l.length;j<G;j++)y.uv.push(l[j]);for(var z=0,W=A.length;z<W;z++)y.indices.push(b+A[z]);if(h)for(var K=0,X=h.length;K<X;K++)y.edgeIndices.push(b+h[K]);for(var J=y.pickColors.length,Y=J,Z=J+4*i;Y<Z;Y+=4)y.pickColors.push(m[0]),y.pickColors.push(m[1]),y.pickColors.push(m[2]),y.pickColors.push(m[3]);if(_.entityOffsetsEnabled)for(var q=0;q<i;q++)y.offsets.push(0),y.offsets.push(0),y.offsets.push(0);var $=this._portions.length,ee={vertsBaseIndex:b,numVerts:i,indicesBaseIndex:y.indices.length-A.length,numIndices:A.length};return _.readableGeometryEnabled&&(ee.indices=A,_.entityOffsetsEnabled&&(ee.offset=new Float32Array(3))),this._portions.push(ee),this._numPortions++,this.model.numPortions++,this._numVerts+=ee.numVerts,this._meshes.push(e),$}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){var r=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):Ma(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=re.mat4());if(e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,r,r.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(var s=0,n=this._portions.length;s<n;s++){var o=this._portions[s],a=3*o.vertsBaseIndex,l=a+3*o.numVerts;o.quantizedPositions=r.slice(a,l)}}if(i.normals.length>0){var u=new Int8Array(i.normals);e.normalsBuf=new Gt(t,t.ARRAY_BUFFER,u,i.normals.length,3,t.STATIC_DRAW,!0)}if(i.colors.length>0){var c=new Uint8Array(i.colors);e.colorsBuf=new Gt(t,t.ARRAY_BUFFER,c,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.uv.length>0)if(e.uvDecodeMatrix){e.uvBuf=new Gt(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,!1)}else{var A=ji.getUVBounds(i.uv),h=ji.compressUVs(i.uv,A.min,A.max),d=h.quantized;e.uvDecodeMatrix=re.mat3(h.decodeMatrix),e.uvBuf=new Gt(t,t.ARRAY_BUFFER,d,d.length,2,t.STATIC_DRAW,!1)}if(i.metallicRoughness.length>0){var p=new Uint8Array(i.metallicRoughness);e.metallicRoughnessBuf=new Gt(t,t.ARRAY_BUFFER,p,i.metallicRoughness.length,2,t.STATIC_DRAW,!1)}if(i.positions.length>0){var f=i.positions.length/3,v=new Float32Array(f);e.flagsBuf=new Gt(t,t.ARRAY_BUFFER,v,v.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var g=new Uint8Array(i.pickColors);e.pickColorsBuf=new Gt(t,t.ARRAY_BUFFER,g,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var m=new Float32Array(i.offsets);e.offsetsBuf=new Gt(t,t.ARRAY_BUFFER,m,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var _=new Uint32Array(i.indices);e.indicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,_,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){var y=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,y,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}}},{key:"isEmpty",value:function(){return!this._state.indicesBuf}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=e,r=this._portions[i],s=4*r.vertsBaseIndex,n=4*r.numVerts,o=this._scratchMemory.getUInt8Array(n),a=t[0],l=t[1],u=t[2],c=t[3],A=0;A<n;A+=4)o[A+0]=a,o[A+1]=l,o[A+2]=u,o[A+3]=c;this._state.colorsBuf&&this._state.colorsBuf.setData(o,s,n)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=e,a=this._portions[o],l=a.vertsBaseIndex,u=a.numVerts,c=l,A=u,h=!!(t&We),d=!!(t&Ze),p=!!(t&qe),f=!!(t&$e),v=!!(t&et),g=!!(t&Xe),m=!!(t&Ke);s=!h||m||d||p&&!this.model.scene.highlightMaterial.glowThrough||f&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,n=!h||m?Ro.NOT_RENDERED:f?Ro.SILHOUETTE_SELECTED:p?Ro.SILHOUETTE_HIGHLIGHTED:d?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;var _=0;_=!h||m?Ro.NOT_RENDERED:f?Ro.EDGES_SELECTED:p?Ro.EDGES_HIGHLIGHTED:d?Ro.EDGES_XRAYED:v?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED;var y=h&&!m&&g?Ro.PICK:Ro.NOT_RENDERED,b=t&Je?1:0;if(r){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var x=c,w=c+A;x<w;x++){var B=0;B|=s,B|=n<<4,B|=_<<8,B|=y<<12,B|=b<<16,this._deferredFlagValues[x]=B}}else if(this._state.flagsBuf){for(var P=this._scratchMemory.getFloat32Array(A),C=0;C<A;C++){var M=0;M|=s,M|=n<<4,M|=_<<8,M|=y<<12,M|=b<<16,P[C]=M}this._state.flagsBuf.setData(P,c,A)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=e,r=this._portions[i],s=3*r.vertsBaseIndex,n=3*r.numVerts,o=this._scratchMemory.getFloat32Array(n),a=t[0],l=t[1],u=t[2],c=0;c<n;c+=3)o[c+0]=a,o[c+1]=l,o[c+2]=u;this._state.offsetsBuf&&this._state.offsetsBuf.setData(o,s,n),this.model.scene.readableGeometryEnabled&&(r.offset[0]=t[0],r.offset[1]=t[1],r.offset[2]=t[2])}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._state,r=this._portions[e];if(r)for(var s=r.quantizedPositions,n=i.origin,o=n[0],a=n[1],l=n[2],u=Sa,c=this.model.matrix,A=i.positionsDecodeMatrix,h=0,d=s.length;h<d;h+=3)u[0]=s[h],u[1]=s[h+1],u[2]=s[h+2],u[3]=1,re.decompressPosition(u,A),re.transformPoint4(c,u),u[0]+=o,u[1]+=a,u[2]+=l,t(u);else this.model.error("portion not found: "+e)}}},{key:"getEachIndex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._portions[e];if(i)for(var r=i.indices,s=0,n=r.length;s<n;s++)t(r[s]);else this.model.error("portion not found: "+e)}}},{key:"getElementsCountAndOffset",value:function(e){var t=null,i=null,r=this._portions[e];return r&&(t=r.numIndices,i=r.indicesBaseIndex),{count:t,offset:i}}},{key:"drawColorOpaque",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions){this._updateBackfaceCull(e,t);var i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ro.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,r,s){if(!this.model.scene.readableGeometryEnabled)return!1;var n=this._state,o=this._portions[e];if(!o)return this.model.error("portion not found: "+e),!1;var a=o.quantizedPositions,l=o.indices,u=n.origin,c=o.offset,A=Ta,h=Ra;A.set(u?re.subVec3(t,u,La):t),h.set(i),c&&re.subVec3(A,c),re.transformRay(this.model.worldNormalMatrix,A,h,A,h);for(var d=Ua,p=Oa,f=Na,v=!1,g=0,m=Qa,_=0,y=l.length;_<y;_+=3){var b=3*l[_],x=3*l[_+1],w=3*l[_+2];if(d[0]=a[b],d[1]=a[b+1],d[2]=a[b+2],p[0]=a[x],p[1]=a[x+1],p[2]=a[x+2],f[0]=a[w],f[1]=a[w+1],f[2]=a[w+2],re.decompressPosition(d,n.positionsDecodeMatrix),re.decompressPosition(p,n.positionsDecodeMatrix),re.decompressPosition(f,n.positionsDecodeMatrix),re.rayTriangleIntersect(A,h,d,p,f,m)){re.transformPoint3(this.model.worldMatrix,m,m),c&&re.addVec3(m,c),u&&re.addVec3(m,u);var B=Math.abs(re.lenVec3(re.subVec3(m,t,[])));(!v||B>g)&&(g=B,r.set(m),s&&re.triangleNormal(d,p,f,s),v=!0)}}return v&&s&&(re.transformVec3(this.model.worldNormalMatrix,s,s),re.normalizeVec3(s)),v}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}]),e}(),Ha=function(e){g(i,Ho);var t=_(i);function i(e,r){var s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=s.edges,o=void 0!==n&&n,a=s.useAlphaCutoff,l=void 0!==a&&a;return B(this,i),t.call(this,e,r,{instancing:!0,edges:o,useAlphaCutoff:l})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),s&&r.drawElements++)}}]),i}(),ja=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t,i,r=this._scene,s=r._sectionPlanesState,n=r._lightsState,o=s.getNumAllocatedSectionPlanes()>0,a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),r.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),r.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),e=0,t=n.lights.length;e<t;e++)"ambient"!==(i=n.lights[e]).type&&(a.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&a.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&a.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(a.push("uniform vec3 lightPos"+e+";"),a.push("uniform vec3 lightDir"+e+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),o&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),r.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),e=0,t=n.lights.length;e<t;e++)if("ambient"!==(i=n.lights[e]).type){if("dir"===i.type)"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?a.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),r.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),o&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):r.push("    outColor           = newColor;"),r.push("}"),r}}]),i}(),Ga=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=i._lightsState,n=r.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry flat-shading drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),i.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),n){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;"),e=0,t=s.lights.length;e<t;e++){var u=s.lights[e];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")))}if(o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),n){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var c=0,A=r.getNumAllocatedSectionPlanes();c<A;c++)o.push("if (sectionPlaneActive"+c+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}for(o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),e=0,t=s.lights.length;e<t;e++){var h=s.lights[e];if("ambient"!==h.type){if("dir"===h.type)"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===h.type)"view"===h.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==h.type)continue;"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return o.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):o.push("    outColor           = fragColor;"),i.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),za=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing fill fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = newColor;"),r.push("}"),r}}]),i}(),Wa=function(e){g(i,Ha);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0,edges:!0})}return C(i)}(),Ka=function(e){g(i,Wa);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesEmphasisRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Xa=function(e){g(i,Wa);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Ja=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vPickColor; "),r.push("}"),r}}]),i}(),Ya=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),Za=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vWorldNormal;"),r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outNormal = ivec4(vWorldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),qa=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),$a=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry depth drawing fragment shader"),n.push("precision highp float;"),n.push("precision highp int;"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec2 vHighPrecisionZW;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),n.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),n.push("}"),n}}]),i}(),el=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),tl=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),il={3e3:"linearToLinear",3001:"sRGBToLinear"},rl=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,r=t.getNumAllocatedSectionPlanes()>0,s=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Instancing geometry quality drawing vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),n.push("in vec4 modelMatrixCol0;"),n.push("in vec4 modelMatrixCol1;"),n.push("in vec4 modelMatrixCol2;"),n.push("in vec4 modelNormalMatrixCol0;"),n.push("in vec4 modelNormalMatrixCol1;"),n.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),s&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),n.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&n.push("      worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),n.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),n.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),s&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,r=e._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Instancing geometry quality drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),r.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),r.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)o.push("uniform bool sectionPlaneActive"+c+";"),o.push("uniform vec3 sectionPlanePos"+c+";"),o.push("uniform vec3 sectionPlaneDir"+c+";")}if(o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),r.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),o.push("              return normalize(surf_norm );"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3    diffuseColor;"),o.push("   float   specularRoughness;"),o.push("   vec3    specularColor;"),o.push("   float   shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),r.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = "+il[r.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),r.lightMaps.length>0&&(o.push("   vec3 irradiance = "+il[r.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),r.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),r.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=r.lights.length;p<f;p++){var v=r.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction = normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction = normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),sl=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("in vec4 vWorldPosition;"),i){r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),r.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),r.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),r.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),nl=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,r=e._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=this._useAlphaCutoff,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(o.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&o.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&o.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&(o.push("uniform vec3 lightPos"+u+";"),o.push("uniform vec3 lightDir"+u+";")))}if(n&&o.push("uniform float materialAlphaCutoff;"),o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=r.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var p=0,f=i.lights.length;p<f;p++){var v=i.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("viewLightDir = -normalize(lightPos"+p+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+p+".rgb * lightColor"+p+".a);")}}return o.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),o.push("vec4 sampleColor = texture(uColorMap, vUV);"),n&&(o.push("if (sampleColor.a < materialAlphaCutoff) {"),o.push("   discard;"),o.push("}")),t&&o.push("sampleColor = sRGBToLinear(sampleColor);"),o.push("vec4 colorTexel = color * sampleColor;"),o.push("float opacity = color.a;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):o.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&o.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ol=re.vec3(),al=re.vec3(),ll=re.vec3(),ul=re.vec3(),cl=re.mat4(),Al=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=ol;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=al;if(l){var m=re.transformPoint3(c,l,ll);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,cl),(f=ul)[0]=o.eye[0]-g[0],f[1]=o.eye[1]-g[1],f[2]=o.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,f),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,v),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),hl=re.vec3(),dl=re.vec3(),pl=re.vec3(),fl=re.vec3(),vl=re.mat4(),gl=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=hl;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=dl;if(l){var m=re.transformPoint3(c,l,pl);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,vl),(f=fl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ml=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new za(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Ja(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Ya(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Al(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new gl(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new ja(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new ja(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new Ga(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Ga(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new nl(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new nl(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"colorTextureRendererAlphaCutoff",get:function(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new nl(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}},{key:"colorTextureRendererWithSAOAlphaCutoff",get:function(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new nl(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new rl(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new rl(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new za(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new $a(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new el(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Ka(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Xa(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Ja(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Za(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new sl(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Ya(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new qa(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new tl(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new gl(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Al(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),_l={};var yl=new Uint8Array(4),bl=new Float32Array(1),xl=re.vec4([0,0,0,1]),wl=new Float32Array(3),Bl=re.vec3(),Pl=re.vec3(),Cl=re.vec3(),Ml=re.vec3(),El=re.vec3(),Fl=re.vec3(),kl=re.vec3(),Il=new Float32Array(4),Dl=function(){function e(t){B(this,e),this.model=t.model,this.sortId="TrianglesInstancingLayer"+(t.solid?"-solid":"-surface")+(t.normals?"-normals":"-autoNormals"),this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=_l[t];return i||(i=new ml(e),_l[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(function(){i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(function(){delete _l[t],i._destroy()}))),i}(t.model.scene),this._aabb=re.collapseAABB3(),this._state=new ci({numInstances:0,obb:re.OBB3(),origin:re.vec3(),geometry:t.geometry,textureSet:t.textureSet,pbrSupported:!1,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,t.origin&&this._state.origin.set(t.origin),this._finalized=!1,this.solid=!!t.solid,this.numIndices=t.geometry.numIndices,this.primitive=t.geometry.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,r=t.metallic,s=t.roughness,n=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,o=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";var l=i[0],u=i[1],c=i[2];if(this._colors.push(l),this._colors.push(u),this._colors.push(c),this._colors.push(n),this._metallicRoughness.push(null!=r?r:0),this._metallicRoughness.push(null!=s?s:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(o[0]),this._modelMatrixCol0.push(o[4]),this._modelMatrixCol0.push(o[8]),this._modelMatrixCol0.push(o[12]),this._modelMatrixCol1.push(o[1]),this._modelMatrixCol1.push(o[5]),this._modelMatrixCol1.push(o[9]),this._modelMatrixCol1.push(o[13]),this._modelMatrixCol2.push(o[2]),this._modelMatrixCol2.push(o[6]),this._modelMatrixCol2.push(o[10]),this._modelMatrixCol2.push(o[14]),this._state.geometry.normals){var A=re.transposeMat4(o,re.mat4()),h=re.inverseMat4(A);this._modelNormalMatrixCol0.push(h[0]),this._modelNormalMatrixCol0.push(h[4]),this._modelNormalMatrixCol0.push(h[8]),this._modelNormalMatrixCol0.push(h[12]),this._modelNormalMatrixCol1.push(h[1]),this._modelNormalMatrixCol1.push(h[5]),this._modelNormalMatrixCol1.push(h[9]),this._modelNormalMatrixCol1.push(h[13]),this._modelNormalMatrixCol2.push(h[2]),this._modelNormalMatrixCol2.push(h[6]),this._modelNormalMatrixCol2.push(h[10]),this._modelNormalMatrixCol2.push(h[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;var d=this._portions.length,p={};return this.model.scene.readableGeometryEnabled&&(p.matrix=o.slice(),p.inverseMatrix=null,p.normalMatrix=null),this._portions.push(p),this._numPortions++,this.model.numPortions++,this._meshes.push(e),d}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=e.geometry,i=e.textureSet,r=this.model.scene.canvas.gl,s=this._colors.length,n=s/4;if(s>0){e.colorsBuf=new Gt(r,r.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,r.DYNAMIC_DRAW,!1),this._colors=[]}if(this._metallicRoughness.length>0){var o=new Uint8Array(this._metallicRoughness);e.metallicRoughnessBuf=new Gt(r,r.ARRAY_BUFFER,o,this._metallicRoughness.length,2,r.STATIC_DRAW,!1)}if(n>0){e.flagsBuf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(n),n,1,r.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){e.offsetsBuf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,r.DYNAMIC_DRAW,!1),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){e.positionsBuf=new Gt(r,r.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,r.STATIC_DRAW,!1),e.positionsDecodeMatrix=re.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){var a=new Uint8Array(t.colorsCompressed);e.colorsBuf=new Gt(r,r.ARRAY_BUFFER,a,a.length,4,r.STATIC_DRAW,!1)}if(t.uvCompressed&&t.uvCompressed.length>0){var l=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new Gt(r,r.ARRAY_BUFFER,l,l.length,2,r.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new Gt(r,r.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,r.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new Gt(r,r.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,r.STATIC_DRAW)),this._modelMatrixCol0.length>0){var u=!1;e.modelMatrixCol0Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,r.STATIC_DRAW,u),e.modelMatrixCol1Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,r.STATIC_DRAW,u),e.modelMatrixCol2Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,r.STATIC_DRAW,u),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,r.STATIC_DRAW,u),e.modelNormalMatrixCol1Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,r.STATIC_DRAW,u),e.modelNormalMatrixCol2Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,r.STATIC_DRAW,u),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){e.pickColorsBuf=new Gt(r,r.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,r.STATIC_DRAW,!1),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";yl[0]=t[0],yl[1]=t[1],yl[2]=t[2],yl[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(yl,4*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&We),s=!!(t&Ze),n=!!(t&qe),o=!!(t&$e),a=!!(t&et),l=!!(t&Xe),u=!!(t&Ke),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.SILHOUETTE_SELECTED:n?Ro.SILHOUETTE_HIGHLIGHTED:s?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED)<<4,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.EDGES_SELECTED:n?Ro.EDGES_HIGHLIGHTED:s?Ro.EDGES_XRAYED:a?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED)<<8,c|=(r&&!u&&l?Ro.PICK:Ro.NOT_RENDERED)<<12,c|=(t&Je?1:0)<<16,bl[0]=c,this._state.flagsBuf&&this._state.flagsBuf.setData(bl,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(wl[0]=t[0],wl[1]=t[1],wl[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(wl,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;var i=this._state,r=i.geometry,s=this._portions[e];if(s)for(var n=r.positionsCompressed,o=i.origin,a=o[0],l=o[1],u=o[2],c=xl,A=s.matrix,h=this.model.matrix,d=i.positionsDecodeMatrix,p=0,f=n.length;p<f;p+=3)c[0]=n[p],c[1]=n[p+1],c[2]=n[p+2],re.decompressPosition(c,d),re.transformPoint3(A,c),re.transformPoint3(h,c),c[0]+=a,c[1]+=l,c[2]+=u,t(c);else this.model.error("portion not found: "+e)}},{key:"getEachIndex",value:function(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;var i=this._state.geometry;if(this._portions[e])for(var r=i.indices,s=0,n=r.length;s<n;s++)t(r[s]);else this.model.error("portion not found: "+e)}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Il[0]=t[0],Il[1]=t[4],Il[2]=t[8],Il[3]=t[12],this._state.modelMatrixCol0Buf.setData(Il,i),Il[0]=t[1],Il[1]=t[5],Il[2]=t[9],Il[3]=t[13],this._state.modelMatrixCol1Buf.setData(Il,i),Il[0]=t[2],Il[1]=t[6],Il[2]=t[10],Il[3]=t[14],this._state.modelMatrixCol2Buf.setData(Il,i)}},{key:"drawColorOpaque",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions){this._updateBackfaceCull(e,t);var i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_XRAYED)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_SELECTED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,r,s){if(!this.model.scene.readableGeometryEnabled)return!1;var n=this._state.geometry,o=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=re.inverseMat4(a.matrix,re.mat4())),s&&!a.normalMatrix&&(a.normalMatrix=re.transposeMat4(a.inverseMatrix,re.mat4()));var l=n.quantizedPositions,u=n.indices,c=o.origin,A=a.offset,h=Bl,d=Pl;h.set(c?re.subVec3(t,c,Cl):t),d.set(i),A&&re.subVec3(h,A),re.transformRay(this.model.worldNormalMatrix,h,d,h,d),re.transformRay(a.inverseMatrix,h,d,h,d);for(var p=Ml,f=El,v=Fl,g=!1,m=0,_=kl,y=0,b=u.length;y<b;y+=3){var x=3*u[y+0],w=3*u[y+1],B=3*u[y+2];p[0]=l[x],p[1]=l[x+1],p[2]=l[x+2],f[0]=l[w],f[1]=l[w+1],f[2]=l[w+2],v[0]=l[B],v[1]=l[B+1],v[2]=l[B+2];var P=o.geometry.positionsDecodeMatrix;if(re.decompressPosition(p,P),re.decompressPosition(f,P),re.decompressPosition(v,P),re.rayTriangleIntersect(h,d,p,f,v,_)){re.transformPoint3(a.matrix,_,_),re.transformPoint3(this.model.worldMatrix,_,_),A&&re.addVec3(_,A),c&&re.addVec3(_,c);var C=Math.abs(re.lenVec3(re.subVec3(_,t,[])));(!g||C>m)&&(m=C,r.set(_),s&&re.triangleNormal(p,f,v,s),g=!0)}}return g&&s&&(re.transformVec3(a.normalMatrix,s,s),re.transformVec3(this.model.worldNormalMatrix,s,s),re.normalizeVec3(s)),g}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}]),e}(),Sl=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),s&&r.drawElements++}}]),i}(),Tl=function(e){g(i,Sl);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines batching color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Rl=function(e){g(i,Sl);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines batching silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("uniform vec4 color;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = color;"),r.push("}"),r}}]),i}(),Ll=re.vec3(),Ul=re.vec3(),Ol=re.vec3(),Nl=re.vec3(),Ql=re.mat4(),Vl=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Ll;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Ul;if(l){var m=Ol;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,Ql),(f=Nl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Hl=re.vec3(),jl=re.vec3(),Gl=re.vec3(),zl=re.vec3(),Wl=re.mat4(),Kl=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Hl;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=jl;if(l){var m=Gl;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,Wl),(f=zl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Xl=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Tl(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Rl(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Vl(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Kl(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Jl={};var Yl=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;B(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]})),Zl=function(){function e(t){var i,r,s;B(this,e),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=Jl[r])||(s=new Xl(i),Jl[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete Jl[r],s._destroy()}))),s),this.model=t.model,this._buffer=new Yl(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new ci({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:re.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=re.vec3(t.origin)),this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.indices,o=t.color,a=t.opacity,l=this._buffer,u=l.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";i=s.length/3;for(var c=0,A=s.length;c<A;c++)l.positions.push(s[c])}else{if(!r)throw"positions expected";i=r.length/3;for(var h=0,d=r.length;h<d;h++)l.positions.push(r[h])}if(o)for(var p=o[0],f=o[1],v=o[2],g=a,m=0;m<i;m++)l.colors.push(p),l.colors.push(f),l.colors.push(v),l.colors.push(g);if(n)for(var _=0,y=n.length;_<y;_++)l.indices.push(n[_]+u);if(this.model.scene.entityOffsetsEnabled)for(var b=0;b<i;b++)l.offsets.push(0),l.offsets.push(0),l.offsets.push(0);var x=this._portions.length/2;return this._portions.push(u),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._numVerts+=i,this._meshes.push(e),x}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var r=new Uint16Array(i.positions);e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}else{var s=Ma(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new Gt(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.colors.length>0){var o=i.colors.length/4,a=new Float32Array(o);e.flagsBuf=new Gt(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var l=new Float32Array(i.offsets);e.offsetsBuf=new Gt(t,t.ARRAY_BUFFER,l,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var u=new Uint32Array(i.indices);e.indicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,u,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,r=4*this._portions[i],s=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(s),o=t[0],a=t[1],l=t[2],u=t[3],c=0;c<s;c+=4)n[c+0]=o,n[c+1]=a,n[c+2]=l,n[c+3]=u;this._state.colorsBuf.setData(n,r,s)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=2*e,a=this._portions[o],l=this._portions[o+1],u=a,c=l,A=!!(t&We),h=!!(t&Ze),d=!!(t&qe),p=!!(t&$e),f=!!(t&Xe),v=!!(t&Ke);s=!A||v||h||d&&!this.model.scene.highlightMaterial.glowThrough||p&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,n=!A||v?Ro.NOT_RENDERED:p?Ro.SILHOUETTE_SELECTED:d?Ro.SILHOUETTE_HIGHLIGHTED:h?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;var g=A&&!v&&f?Ro.PICK:Ro.NOT_RENDERED,m=t&Je?1:0;if(r){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var _=u,y=u+c;_<y;_++){var b=0;b|=s,b|=n<<4,b|=g<<12,b|=m<<16,this._deferredFlagValues[_]=b}}else if(this._state.flagsBuf){for(var x=this._scratchMemory.getFloat32Array(c),w=0;w<c;w++){var B=0;B|=s,B|=n<<4,B|=g<<12,B|=m<<16,x[w]=B}this._state.flagsBuf.setData(x,u,c)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,r=3*this._portions[i],s=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,r,s)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e){}},{key:"drawPickDepths",value:function(e){}},{key:"drawPickNormals",value:function(e){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawOcclusion",value:function(e){}},{key:"drawShadow",value:function(e){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}]),e}(),ql=function(e){g(i,Ho);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),s&&r.drawElements++}}]),i}(),$l=function(e){g(i,ql);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Lines instancing color fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):n.push("    outColor           = vColor;"),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),eu=function(e){g(i,ql);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines instancing silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("uniform vec4 color;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = color;"),r.push("}"),r}}]),i}(),tu=re.vec3(),iu=re.vec3(),ru=re.vec3();re.vec3();var su=re.mat4(),nu=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=tu;if(f[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,f[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,f[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=iu;if(l){var g=re.transformPoint3(c,l,ru);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Ve(d,v,su),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ou=re.vec3(),au=re.vec3(),lu=re.vec3();re.vec3();var uu=re.mat4(),cu=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=ou;if(f[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,f[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,f[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=au;if(l){var g=re.transformPoint3(c,l,lu);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Ve(d,v,uu),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Au=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._snapInitRenderer||(this._snapInitRenderer=new nu(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new cu(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new $l(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new eu(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new nu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new cu(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),hu={};var du=new Uint8Array(4),pu=new Float32Array(1),fu=new Float32Array(3),vu=new Float32Array(4),gu=function(){function e(t){var i,r,s;B(this,e),this.model=t.model,this.material=t.material,this.sortId="LinesInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=hu[r])||(s=new Au(i),hu[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete hu[r],s._destroy()}))),s),this._aabb=re.collapseAABB3(),this._state=new ci({obb:re.OBB3(),numInstances:0,origin:null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,t.origin&&(this._state.origin=re.vec3(t.origin)),this._finalized=!1,this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,r=t.opacity,s=t.meshMatrix;if(this._finalized)throw"Already finalized";var n=i[0],o=i[1],a=i[2];i[3],this._colors.push(n),this._colors.push(o),this._colors.push(a),this._colors.push(r),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(s[0]),this._modelMatrixCol0.push(s[4]),this._modelMatrixCol0.push(s[8]),this._modelMatrixCol0.push(s[12]),this._modelMatrixCol1.push(s[1]),this._modelMatrixCol1.push(s[5]),this._modelMatrixCol1.push(s[9]),this._modelMatrixCol1.push(s[13]),this._modelMatrixCol2.push(s[2]),this._modelMatrixCol2.push(s[6]),this._modelMatrixCol2.push(s[10]),this._modelMatrixCol2.push(s[14]),this._state.numInstances++;var l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,r=this._colors.length,s=r/4;if(r>0){this._state.colorsBuf=new Gt(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,!1),this._colors=[]}if(s>0){this._state.flagsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(s),s,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){this._state.offsetsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){var n=new Uint8Array(i.colorsCompressed);t.colorsBuf=new Gt(e,e.ARRAY_BUFFER,n,n.length,4,e.STATIC_DRAW,!1)}if(i.positionsCompressed&&i.positionsCompressed.length>0){t.positionsBuf=new Gt(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,!1),t.positionsDecodeMatrix=re.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new Gt(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){var o=!1;this._state.modelMatrixCol0Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol1Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol2Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,o),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";du[0]=t[0],du[1]=t[1],du[2]=t[2],du[3]=t[3],this._state.colorsBuf.setData(du,4*e,4)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&We),s=!!(t&Ze),n=!!(t&qe),o=!!(t&$e),a=!!(t&et),l=!!(t&Xe),u=!!(t&Ke),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.SILHOUETTE_SELECTED:n?Ro.SILHOUETTE_HIGHLIGHTED:s?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED)<<4,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.EDGES_SELECTED:n?Ro.EDGES_HIGHLIGHTED:s?Ro.EDGES_XRAYED:a?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED)<<8,c|=(r&&!u&&l?Ro.PICK:Ro.NOT_RENDERED)<<12,c|=(t&Je?255:0)<<16,pu[0]=c,this._state.flagsBuf.setData(pu,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(fu[0]=t[0],fu[1]=t[1],fu[2]=t[2],this._state.offsetsBuf.setData(fu,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;vu[0]=t[0],vu[1]=t[4],vu[2]=t[8],vu[3]=t[12],this._state.modelMatrixCol0Buf.setData(vu,i),vu[0]=t[1],vu[1]=t[5],vu[2]=t[9],vu[3]=t[13],this._state.modelMatrixCol1Buf.setData(vu,i),vu[0]=t[2],vu[1]=t[6],vu[2]=t[10],vu[3]=t[14],this._state.modelMatrixCol2Buf.setData(vu,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}]),e}(),mu=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),s&&r.drawArrays++}}]),i}(),_u=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,r=[];return r.push("#version 300 es"),r.push("// Points batching color vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("in float flags;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),i.filterIntensity&&r.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),i.filterIntensity&&(r.push("float intensity = float(color.a) / 255.0;"),r.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {")),r.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),i.filterIntensity&&r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),yu=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching silhouette vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),this._addMatricesUniformBlockLines(r),r.push("uniform vec4 color;"),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),r.push("if (silhouetteFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points batching silhouette vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("uniform vec4 color;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = color;"),n.push("}"),n}}]),i}(),bu=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching pick mesh vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 pickColor;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vPickColor;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("gl_PointSize += 10.0;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching pick mesh vertex shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vPickColor; "),r.push("}"),r}}]),i}(),xu=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batched pick depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vViewPosition;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vViewPosition = viewPosition;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("gl_PointSize += 10.0;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batched pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),wu=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching occlusion vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("  gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),r.push("}"),r}}]),i}(),Bu=re.vec3(),Pu=re.vec3(),Cu=re.vec3(),Mu=re.vec3(),Eu=re.mat4(),Fu=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Bu;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Pu;if(l){var m=Cu;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,Eu),(f=Mu)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ku=re.vec3(),Iu=re.vec3(),Du=re.vec3(),Su=re.vec3(),Tu=re.mat4(),Ru=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=ku;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Iu;if(l){var m=Du;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,Tu),(f=Su)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Lu=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new _u(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new yu(this._scene)),this._silhouetteRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new bu(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new xu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new wu(this._scene)),this._occlusionRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Fu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Ru(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Uu={};var Ou=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;B(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.intensities=[],this.pickColors=[],this.offsets=[]})),Nu=function(){function e(t){B(this,e),this.model=t.model,this.sortId="PointsBatchingLayer",this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=Uu[t];return i||(i=new Lu(e),Uu[t]=i,i._compile(),e.on("compile",(function(){i._compile()})),e.on("destroyed",(function(){delete Uu[t],i._destroy()}))),i}(t.model.scene),this._buffer=new Ou(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new ci({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:re.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=re.vec3(t.origin))}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.color,o=t.colorsCompressed,a=t.colors,l=t.pickColor,u=this._buffer,c=u.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";for(var A=0,h=s.length;A<h;A++)u.positions.push(s[A]);i=s.length/3}else{if(!r)throw"positions expected";i=r.length/3,r.length,u.positions.length;for(var d=0,p=r.length;d<p;d++)u.positions.push(r[d])}if(o)for(var f=0,v=o.length;f<v;f++)u.colors.push(o[f]);else if(a)for(var g=0,m=a.length;g<m;g++)u.colors.push(255*a[g]);else if(n)for(var _=n[0],y=n[1],b=n[2],x=0;x<i;x++)u.colors.push(_),u.colors.push(y),u.colors.push(b),u.colors.push(1);for(var w=u.pickColors.length,B=w,P=w+4*i;B<P;B+=4)u.pickColors.push(l[0]),u.pickColors.push(l[1]),u.pickColors.push(l[2]),u.pickColors.push(l[3]);if(this.model.scene.entityOffsetsEnabled)for(var C=0;C<i;C++)u.offsets.push(0),u.offsets.push(0),u.offsets.push(0);var M=this._portions.length/2;return this._portions.push(c),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._meshes.push(e),M}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var r=new Uint16Array(i.positions);e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}else{var s=Ma(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new Gt(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.STATIC_DRAW,!1)}if(i.positions.length>0){var o=i.positions.length/3,a=new Float32Array(o);e.flagsBuf=new Gt(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var l=new Uint8Array(i.pickColors);e.pickColorsBuf=new Gt(t,t.ARRAY_BUFFER,l,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var u=new Float32Array(i.offsets);e.offsetsBuf=new Gt(t,t.ARRAY_BUFFER,u,i.offsets.length,3,t.DYNAMIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized"}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,r=4*this._portions[i],s=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=4)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.colorsBuf.setData(n,r,s)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r,s,n=2*e,o=this._portions[n],a=this._portions[n+1],l=this._scratchMemory.getFloat32Array(a),u=!!(t&We),c=!!(t&Ze),A=!!(t&qe),h=!!(t&$e),d=!!(t&Xe),p=!!(t&Ke);r=!u||p||c||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,s=!u||p?Ro.NOT_RENDERED:h?Ro.SILHOUETTE_SELECTED:A?Ro.SILHOUETTE_HIGHLIGHTED:c?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;for(var f=u&&!p&&d?Ro.PICK:Ro.NOT_RENDERED,v=t&Je?1:0,g=0;g<a;g++){var m=0;m|=r,m|=s<<4,m|=f<<12,m|=v<<16,l[g]=m}this._state.flagsBuf.setData(l,o)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,r=3*this._portions[i],s=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,r,s)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),Qu=function(e){g(i,Ho);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),s&&r.drawArrays++}}]),i}(),Vu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing color vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("in float flags;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),i.filterIntensity&&r.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),i.filterIntensity&&(r.push("float intensity = float(color.a) / 255.0;"),r.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {")),r.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),r.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),i.filterIntensity&&r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Hu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing silhouette vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 color;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),r.push("uniform vec4 silhouetteColor;"),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),r.push("if (silhouetteFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),ju=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing pick mesh vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 pickColor;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vPickColor;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("  vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),r.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing pick mesh fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vPickColor; "),r.push("}"),r}}]),i}(),Gu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing pick depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vViewPosition;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("  vFlags = flags;")),r.push("  vViewPosition = viewPosition;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),r.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),zu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing occlusion vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in vec4 color;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing occlusion vertex shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Wu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points instancing depth vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("const float   packUpScale = 256. / 255.;"),n.push("const float   unpackDownscale = 255. / 256.;"),n.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),n.push("const float   shiftRight8 = 1.0 / 256.;"),n.push("vec4 packDepthToRGBA( const in float v ) {"),n.push("    vec4 r = vec4( fract( v * packFactors ), v );"),n.push("    r.yzw -= r.xyz * shiftRight8;"),n.push("    return r * packUpScale;"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return n.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),Ku=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),Xu=re.vec3(),Ju=re.vec3(),Yu=re.vec3();re.vec3();var Zu=re.mat4(),qu=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=Xu;if(f[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,f[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,f[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Ju;if(l){var g=re.transformPoint3(c,l,Yu);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Ve(d,v,Zu),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),$u=re.vec3(),ec=re.vec3(),tc=re.vec3();re.vec3();var ic=re.mat4(),rc=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=$u;if(f[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,f[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,f[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=ec;if(l){var g=re.transformPoint3(c,l,tc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Ve(d,v,ic),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),sc=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Vu(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Hu(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new Wu(this._scene)),this._depthRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new ju(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Gu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new zu(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new Ku(this._scene)),this._shadowRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new qu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new rc(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),nc={};var oc=new Uint8Array(4),ac=new Float32Array(1),lc=new Float32Array(3),uc=new Float32Array(4),cc=function(){function e(t){var i,r,s;B(this,e),this.model=t.model,this.material=t.material,this.sortId="PointsInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=nc[r])||(s=new sc(i),nc[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete nc[r],s._destroy()}))),s),this._aabb=re.collapseAABB3(),this._state=new ci({obb:re.OBB3(),numInstances:0,origin:t.origin?re.vec3(t.origin):null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=t.geometry.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.meshMatrix,r=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(r[0]),this._pickColors.push(r[1]),this._pickColors.push(r[2]),this._pickColors.push(r[3]),this._state.numInstances++;var s=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),s}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,r=i.geometry;if(t>0){i.flagsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){i.offsetsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(r.positionsCompressed&&r.positionsCompressed.length>0){i.positionsBuf=new Gt(e,e.ARRAY_BUFFER,r.positionsCompressed,r.positionsCompressed.length,3,e.STATIC_DRAW,!1),i.positionsDecodeMatrix=re.mat4(r.positionsDecodeMatrix)}if(r.colorsCompressed&&r.colorsCompressed.length>0){var s=new Uint8Array(r.colorsCompressed);i.colorsBuf=new Gt(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,!1)}if(this._modelMatrixCol0.length>0){var n=!1;i.modelMatrixCol0Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,n),i.modelMatrixCol1Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,n),i.modelMatrixCol2Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,n),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){i.pickColorsBuf=new Gt(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,!1),this._pickColors=[]}i.geometry=null,this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";oc[0]=t[0],oc[1]=t[1],oc[2]=t[2],this._state.colorsBuf.setData(oc,3*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&We),s=!!(t&Ze),n=!!(t&qe),o=!!(t&$e),a=!!(t&et),l=!!(t&Xe),u=!!(t&Ke),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.SILHOUETTE_SELECTED:n?Ro.SILHOUETTE_HIGHLIGHTED:s?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED)<<4,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.EDGES_SELECTED:n?Ro.EDGES_HIGHLIGHTED:s?Ro.EDGES_XRAYED:a?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED)<<8,c|=(r&&!u&&l?Ro.PICK:Ro.NOT_RENDERED)<<12,c|=(t&Je?255:0)<<16,ac[0]=c,this._state.flagsBuf.setData(ac,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(lc[0]=t[0],lc[1]=t[1],lc[2]=t[2],this._state.offsetsBuf.setData(lc,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;uc[0]=t[0],uc[1]=t[4],uc[2]=t[8],uc[3]=t[12],this._state.modelMatrixCol0Buf.setData(uc,i),uc[0]=t[1],uc[1]=t[5],uc[2]=t[9],uc[3]=t[13],this._state.modelMatrixCol1Buf.setData(uc,i),uc[0]=t[2],uc[1]=t[6],uc[2]=t[10],uc[3]=t[14],this._state.modelMatrixCol2Buf.setData(uc,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK)}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),Ac=re.vec3(),hc=re.vec3(),dc=re.mat4(),pc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate,d=s.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=Ac;if(f){var m=re.transformPoint3(A,u,hc);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],p=Ve(d,g,dc)}else p=d;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(y>0)for(var x=r._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,B=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=B.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var E=x[P];if(u){var F=ze(E.dist,E.dir,u,Ac);o.uniform3fv(C.pos,F)}else o.uniform3fv(C.pos,E.pos);o.uniform3fv(C.dir,E.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),o.drawArrays(o.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),o.drawArrays(o.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),o.drawArrays(o.LINES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// LinesDataTextureColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("flat in uint vFlags2;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = vFlags2 > 0u;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { "),r.push("      discard;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor            = vColor;"),r.push("}"),r}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),fc=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}},{key:"eagerCreateRenders",value:function(){}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new pc(this._scene,!1)),this._colorRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy()}}]),e}(),vc={};var gc=C((function e(){B(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]})),mc=function(){function e(){B(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,r,s){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,r,3),this.texturePerObjectInstanceMatrices.bindTexture(e,s,4)}},{key:"bindLineIndicesTextures",value:function(e,t,i,r){this.indicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.indicesPerBitnessTextures[r].bindTexture(e,i,6)}}]),e}(),_c=function(){function e(t,i,r,s){var n=arguments.length>4&&void 0!==arguments[4]?arguments[4]:null;B(this,e),this._gl=t,this._texture=i,this._textureWidth=r,this._textureHeight=s,this._textureData=n}return C(e,[{key:"bindTexture",value:function(e,t,i){return e.bindTexture(t,this,i)}},{key:"bind",value:function(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}},{key:"unbind",value:function(e){}}]),e}(),yc={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(yc,null,4));var e=0;Object.keys(yc).forEach((function(t){t.startsWith("size")&&(e+=yc[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/yc.totalLines).toFixed(2)));var t={};Object.keys(yc).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((yc[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var bc=function(){function e(){B(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"generateTextureForColorsAndFlags",value:function(e,t,i,r,s){var n=t.length;this.numPortions=n;var o=4096,a=Math.ceil(n/512);if(0===a)throw"texture height===0";var l=new Uint8Array(16384*a);yc.sizeDataColorsAndFlags+=l.byteLength,yc.numberOfTextures++;for(var u=0;u<n;u++)l.set(t[u],32*u+0),l.set(i[u],32*u+4),l.set([0,0,0,0],32*u+8),l.set([0,0,0,0],32*u+12),l.set([r[u]>>24&255,r[u]>>16&255,r[u]>>8&255,255&r[u]],32*u+16),l.set([s[u]>>24&255,s[u]>>16&255,s[u]>>8&255,255&s[u]],32*u+20);var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,o,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,o,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,o,a,l)}},{key:"generateTextureForObjectOffsets",value:function(e,t){var i=512,r=Math.ceil(t/i);if(0===r)throw"texture height===0";var s=new Float32Array(1536*r).fill(0);yc.sizeDataTextureOffsets+=s.byteLength,yc.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,r,e.RGB,e.FLOAT,s,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,n,i,r,s)}},{key:"generateTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);yc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,a,r,s,n)}},{key:"generateTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);yc.sizeDataPositionDecodeMatrices+=n.byteLength,yc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,a,r,s)}},{key:"generateTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*3);yc.sizeDataTextureIndices+=n.byteLength,yc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"generateTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*3);yc.sizeDataTextureIndices+=n.byteLength,yc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"generateTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*3);yc.sizeDataTextureIndices+=n.byteLength,yc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"generateTextureForPositions",value:function(e,t,i){var r=i/3,s=4096,n=Math.ceil(r/s);if(0===n)throw"texture height===0";var o=new Uint16Array(s*n*3);yc.sizeDataTexturePositions+=o.byteLength,yc.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var c=t[a];o.set(c,l),l+=c.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,A,s,n)}},{key:"generateTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,r=4096,s=Math.ceil(i/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s);n.set(t,0),yc.sizeDataTexturePortionIds+=n.byteLength,yc.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,o,r,s)}}]),e}(),xc=new xa,wc=xc.maxDataTextureHeight,Bc=new Float32Array(16),Pc=new Uint8Array(4),Cc=new Float32Array(3),Mc=0,Ec=re.identityMat4(),Fc=function(){function e(t,i){var r,s,n;B(this,e),yc.numberOfLayers++,this._layerNumber=Mc++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(r=t.scene,s=r.id,(n=vc[s])||(n=new fc(r),vc[s]=n,n._compile(),n.eagerCreateRenders(),r.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),r.on("destroyed",(function(){delete vc[s],n._destroy()}))),n),this.model=t,this._buffer=new gc,this._dataTextureState=new mc,this._dataTextureGenerator=new bc,this._state=new ci({origin:re.vec3(i.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=i.primitive,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&yc.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,r=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[r]){var s=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/2})),(this._state.numVertices+n>4096*wc||s+o>4096*wc)&&yc.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*wc&&s+o<=4096*wc)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var r=[];t.buckets.forEach((function(e,s){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(s):"".concat(t.id,"#").concat(s),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);r.push(a)}));var s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(r),this.model.numPortions++,this._meshes.push(e),s}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/2/8)*2;yc.overheadSizeAlignementIndices+=2*(i-t.indices.length);var r=new Uint32Array(i);r.fill(0),r.set(t.indices),t.indices=r}var s=t.positionsCompressed,n=t.indices,o=this._buffer;o.positionsCompressed.push(s);var a,l=o.lenPositionsCompressed/3,u=s.length/3;o.lenPositionsCompressed+=s.length;var c,A=0;n&&(A=n.length/2,u<=256?(c=o.indices8Bits,a=o.lenIndices8Bits/2,o.lenIndices8Bits+=n.length):u<=65536?(c=o.indices16Bits,a=o.lenIndices16Bits/2,o.lenIndices16Bits+=n.length):(c=o.indices32Bits,a=o.lenIndices32Bits/2,o.lenIndices32Bits+=n.length),c.push(n));return this._state.numVertices+=u,yc.numberOfGeometries++,{vertexBase:l,numVertices:u,numLines:A,indicesBase:a}}},{key:"_createSubPortion",value:function(e,t){var i,r=e.color,s=e.colors,n=e.opacity,o=e.meshMatrix,a=e.pickColor,l=this._buffer,u=this._state;l.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),l.perObjectInstancePositioningMatrices.push(o||Ec),l.perObjectSolid.push(!!e.solid),s?l.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):r&&l.perObjectColors.push([r[0],r[1],r[2],n]),l.perObjectPickColors.push(a),l.perObjectVertexBases.push(t.vertexBase),i=t.numVertices<=256?u.numIndices8Bits:t.numVertices<=65536?u.numIndices16Bits:u.numIndices32Bits,l.perObjectIndexBaseOffsets.push(i/2-t.indicesBase);var c=this._subPortions.length;if(t.numLines>0){var A,h=2*t.numLines;t.numVertices<=256?(A=l.perLineNumberPortionId8Bits,u.numIndices8Bits+=h,yc.totalLines8Bits+=t.numLines):t.numVertices<=65536?(A=l.perLineNumberPortionId16Bits,u.numIndices16Bits+=h,yc.totalLines16Bits+=t.numLines):(A=l.perLineNumberPortionId32Bits,u.numIndices32Bits+=h,yc.totalLines32Bits+=t.numLines),yc.totalLines+=t.numLines;for(var d=0;d<t.numLines;d+=8)A.push(c)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,yc.numberOfPortions++,c}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dataTextureState,r=this.model.scene.canvas.gl,s=this._buffer;t.gl=r,i.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(r,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(r,s.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(r,s.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(r,s.positionsCompressed,s.lenPositionsCompressed),i.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId8Bits),i.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId16Bits),i.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(i.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(r,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(i.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(r,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(i.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(r,s.indices32Bits,s.lenIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetColor(i[r],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Pc[0]=t[0],Pc[1]=t[1],Pc[2]=t[2],Pc[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(Pc,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,r.RGBA_INTEGER,r.UNSIGNED_BYTE,Pc))}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],s=this._portionToSubPortionsMap[e],n=0,o=s.length;n<o;n++)this._subPortionSetFlags(s[n],t,i,r)}},{key:"_subPortionSetFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=!!(t&We),a=!!(t&Ze),l=!!(t&qe),u=!!(t&$e),c=!!(t&Xe),A=!!(t&Ke);s=!o||A||a?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,n=!o||A?Ro.NOT_RENDERED:u?Ro.SILHOUETTE_SELECTED:l?Ro.SILHOUETTE_HIGHLIGHTED:a?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;var h=o&&!A&&c?Ro.PICK:Ro.NOT_RENDERED,d=this._dataTextureState,p=this.model.scene.canvas.gl;Pc[0]=s,Pc[1]=n,Pc[3]=h,d.texturePerObjectColorsAndFlags._textureData.set(Pc,32*e+8),this._deferredSetFlagsActive||r?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),p.bindTexture(p.TEXTURE_2D,d.texturePerObjectColorsAndFlags._texture),p.texSubImage2D(p.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,p.RGBA_INTEGER,p.UNSIGNED_BYTE,Pc))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=this._portionToSubPortionsMap[e],s=0,n=r.length;s<n;s++)this._subPortionSetFlags2(r[s],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var r=t&Je?255:0,s=this._dataTextureState,n=this.model.scene.canvas.gl;Pc[0]=r,Pc[1]=0,Pc[2]=1,Pc[3]=2,s.texturePerObjectColorsAndFlags._textureData.set(Pc,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,s.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,Pc))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetOffset(i[r],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Cc[0]=t[0],Cc[1]=t[1],Cc[2]=t[2],i.texturePerObjectOffsets._textureData.set(Cc,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectOffsets._texture),r.texSubImage2D(r.TEXTURE_2D,0,0,e,1,1,r.RGB,r.FLOAT,Cc))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetMatrix(i[r],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Bc.set(t),i.texturePerObjectInstanceMatrices._textureData.set(Bc,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,r.RGBA,r.FLOAT,Bc))}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){}},{key:"drawSilhouetteHighlighted",value:function(e,t){}},{key:"drawSilhouetteSelected",value:function(e,t){}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){}},{key:"drawSnap",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),kc=re.vec3(),Ic=re.vec3(),Dc=re.vec3();re.vec3();var Sc=re.vec4(),Tc=re.mat4(),Rc=function(){function e(t,i){B(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=kc;if(f){var m=re.transformPoint3(A,u,Ic);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],d=Ve(s.viewMatrix,g,Tc),(p=Dc)[0]=s.eye[0]-g[0],p[1]=s.eye[1]-g[1],p[2]=s.eye[2]-g[2]}else d=s.viewMatrix,p=s.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(y>0)for(var x=r._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,B=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=B.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var E=x[P];if(u){var F=ze(E.dist,E.dir,u,kc);o.uniform3fv(C.pos,F)}else o.uniform3fv(C.pos,E.pos);o.uniform3fv(C.dir,E.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new jt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var r=this._program;this._uRenderPass=r.getLocation("renderPass"),this._uLightAmbient=r.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var s=i.lights,n=0,o=s.length;n<o;n++)switch(s[n].type){case"dir":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=r.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=r.getLocation("lightDir"+n),this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n)}this._uSceneModelMatrix=r.getLocation("sceneModelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+a),pos:r.getLocation("sectionPlanePos"+a),dir:r.getLocation("sectionPlaneDir"+a)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=r.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=r.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t._lightsState.lights,n=t.camera.project;r.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(var o=0,a=s.length;o<a;o++){var l=s[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}if(this._withSAO){var u=t.sao;if(u.possible){var c=i.drawingBufferWidth,A=i.drawingBufferHeight;Sc[0]=c,Sc[1]=A,Sc[2]=u.blendCutoff,Sc[3]=u.blendFactor,i.uniform4fv(this._uSAOParams,Sc),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){var h=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,h)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,r=t._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// TrianglesDataTextureColorRenderer vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("uniform mat4 sceneModelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),n.push("uniform highp sampler2D uTexturePerObjectMatrix;"),n.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),n.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),n.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),n.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),n.push("uniform vec3 uCameraEyeRtc;"),n.push("vec3 positions[3];"),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("out float isPerspective;")),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("uniform vec4 lightAmbient;");for(var o=0,a=r.lights.length;o<a;o++)"ambient"!==(e=r.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));s&&(n.push("out vec4 vWorldPosition;"),n.push("flat out uint vFlags2;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int polygonIndex = gl_VertexID / 3;"),n.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),n.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),n.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),n.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),n.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),n.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),n.push("if (int(flags.x) != renderPass) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("} else {"),n.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),n.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),n.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),n.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),n.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),n.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),n.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),n.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),n.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),n.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),n.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),n.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),n.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),n.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),n.push("if (color.a == 0u) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("};"),n.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),n.push("vec3 position;"),n.push("position = positions[gl_VertexID % 3];"),n.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),n.push("if (solid != 1u) {"),n.push("if (isPerspectiveMatrix(projMatrix)) {"),n.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),n.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("} else {"),n.push("if (viewNormal.z < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("}"),n.push("}"),n.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),n.push("vec4 viewPosition = viewMatrix * worldPosition; "),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=r.lights.length;l<u;l++)if("ambient"!==(e=r.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = vec3(color.rgb) / 255.0;"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags2 = flags2.r;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// TrianglesDataTextureColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("flat in uint vFlags2;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = vFlags2 > 0u;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { "),r.push("      discard;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):r.push("   outColor            = vColor;"),r.push("}"),r}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Lc=new Float32Array([1,1,1]),Uc=re.vec3(),Oc=re.vec3(),Nc=re.vec3();re.vec3();var Qc=re.mat4(),Vc=function(){function e(t,i){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate,d=s.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==c[0]||0!==c[1]||0!==c[2]){var v=Uc;if(u){var g=Oc;re.transformPoint3(A,u,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],p=Ve(d,v,Qc),(f=Nc)[0]=s.eye[0]-v[0],f[1]=s.eye[1]-v[1],f[2]=s.eye[2]-v[2]}else p=d,f=s.eye;if(o.uniform3fv(this._uCameraEyeRtc,f),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),i===Ro.SILHOUETTE_XRAYED){var m=r.xrayMaterial._state,_=m.fillColor,y=m.fillAlpha;o.uniform4f(this._uColor,_[0],_[1],_[2],y)}else if(i===Ro.SILHOUETTE_HIGHLIGHTED){var b=r.highlightMaterial._state,x=b.fillColor,w=b.fillAlpha;o.uniform4f(this._uColor,x[0],x[1],x[2],w)}else if(i===Ro.SILHOUETTE_SELECTED){var B=r.selectedMaterial._state,P=B.fillColor,C=B.fillAlpha;o.uniform4f(this._uColor,P[0],P[1],P[2],C)}else o.uniform4fv(this._uColor,Lc);if(r.logarithmicDepthBufferEnabled){var M=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,M)}var E=r._sectionPlanesState.getNumAllocatedSectionPlanes(),F=r._sectionPlanesState.sectionPlanes.length;if(E>0)for(var k=r._sectionPlanesState.sectionPlanes,I=t.layerIndex*F,D=n.renderFlags,S=0;S<E;S++){var T=this._uSectionPlanes[S];if(T)if(S<F){var R=D.sectionPlanesActivePerLayer[I+S];if(o.uniform1i(T.active,R?1:0),R){var L=k[S];if(u){var U=ze(L.dist,L.dir,u,Uc);o.uniform3fv(T.pos,U)}else o.uniform3fv(T.pos,L.pos);o.uniform3fv(T.dir,L.dir)}}else o.uniform1i(T.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Hc=new Float32Array([0,0,0,1]),jc=re.vec3(),Gc=re.vec3();re.vec3();var zc=re.mat4(),Wc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=r.rotationMatrixConjugate,d=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=jc;if(f){var m=re.transformPoint3(A,u,Gc);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],p=Ve(d,g,zc)}else p=d;if(o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),i===Ro.EDGES_XRAYED){var _=s.xrayMaterial._state,y=_.edgeColor,b=_.edgeAlpha;o.uniform4f(this._uColor,y[0],y[1],y[2],b)}else if(i===Ro.EDGES_HIGHLIGHTED){var x=s.highlightMaterial._state,w=x.edgeColor,B=x.edgeAlpha;o.uniform4f(this._uColor,w[0],w[1],w[2],B)}else if(i===Ro.EDGES_SELECTED){var P=s.selectedMaterial._state,C=P.edgeColor,M=P.edgeAlpha;o.uniform4f(this._uColor,C[0],C[1],C[2],M)}else o.uniform4fv(this._uColor,Hc);var E=s._sectionPlanesState.getNumAllocatedSectionPlanes(),F=s._sectionPlanesState.sectionPlanes.length;if(E>0)for(var k=s._sectionPlanesState.sectionPlanes,I=t.layerIndex*F,D=r.renderFlags,S=0;S<E;S++){var T=this._uSectionPlanes[S];if(T)if(S<F){var R=D.sectionPlanesActivePerLayer[I+S];if(o.uniform1i(T.active,R?1:0),R){var L=k[S];if(u){var U=ze(L.dist,L.dir,u,jc);o.uniform3fv(T.pos,U)}else o.uniform3fv(T.pos,L.pos);o.uniform3fv(T.dir,L.dir)}}else o.uniform1i(T.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Kc=re.vec3(),Xc=re.vec3(),Jc=re.mat4(),Yc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=r.rotationMatrixConjugate,d=n.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=Kc;if(f){var m=re.transformPoint3(A,u,Xc);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],p=Ve(d,g,Jc)}else p=d;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),y=s._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=s._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=r.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(u){var E=ze(M.dist,M.dir,u,Kc);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Zc=re.vec3(),qc=re.vec3(),$c=re.vec3(),eA=re.mat4(),tA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=e.pickViewMatrix||a.viewMatrix,v=e.pickProjMatrix||a.projMatrix,g=e.pickOrigin||a.eye,m=e.pickProjMatrix?e.pickZFar:a.project.far;c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var _=0!==A[0]||0!==A[1]||0!==A[2],y=0!==h[0]||0!==h[1]||0!==h[2];if(_||y){var b=Zc;if(_){var x=re.transformPoint3(d,A,qc);b[0]=x[0],b[1]=x[1],b[2]=x[2]}else b[0]=0,b[1]=0,b[2]=0;b[0]+=h[0],b[1]+=h[1],b[2]+=h[2],r=Ve(f,b,eA),(s=$c)[0]=g[0]-b[0],s[1]=g[1]-b[1],s[2]=g[2]-b[2]}else r=f,s=g;if(l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,v),l.uniform3fv(this._uCameraEyeRtc,s),l.uniform1i(this._uRenderPass,i),o.logarithmicDepthBufferEnabled){var w=2/(Math.log(m+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,w)}var B=o._sectionPlanesState.getNumAllocatedSectionPlanes(),P=o._sectionPlanesState.sectionPlanes.length;if(B>0)for(var C=o._sectionPlanesState.sectionPlanes,M=t.layerIndex*P,E=n.renderFlags,F=0;F<B;F++){var k=this._uSectionPlanes[F];if(k)if(F<P){var I=E.sectionPlanesActivePerLayer[M+F];if(l.uniform1i(k.active,I?1:0),I){var D=C[F];if(A){var S=ze(D.dist,D.dir,A,Zc);l.uniform3fv(k.pos,S)}else l.uniform3fv(k.pos,D.pos);l.uniform3fv(k.dir,D.dir)}}else l.uniform1i(k.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),iA=re.vec3(),rA=re.vec3(),sA=re.vec3();re.vec3();var nA=re.mat4(),oA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=e.pickViewMatrix||a.viewMatrix,v=e.pickProjMatrix||a.projMatrix,g=e.pickOrigin||a.eye,m=e.pickProjMatrix?e.pickZFar:a.project.far;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){var _=iA;if(A){var y=rA;re.transformPoint3(d,A,y),_[0]=y[0],_[1]=y[1],_[2]=y[2]}else _[0]=0,_[1]=0,_[2]=0;_[0]+=h[0],_[1]+=h[1],_[2]+=h[2],r=Ve(f,_,nA),(s=sA)[0]=g[0]-_[0],s[1]=g[1]-_[1],s[2]=g[2]-_[2],e.snapPickOrigin[0]=_[0],e.snapPickOrigin[1]=_[1],e.snapPickOrigin[2]=_[2]}else r=f,s=g,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(l.uniform3fv(this._uCameraEyeRtc,s),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniform1f(this._uPickZNear,e.pickZNear),l.uniform1f(this._uPickZFar,e.pickZFar),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,v),o.logarithmicDepthBufferEnabled){var b=2/(Math.log(m+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,b)}var x=o._sectionPlanesState.getNumAllocatedSectionPlanes(),w=o._sectionPlanesState.sectionPlanes.length;if(x>0)for(var B=o._sectionPlanesState.sectionPlanes,P=t.layerIndex*w,C=n.renderFlags,M=0;M<x;M++){var E=this._uSectionPlanes[M];if(E)if(M<w){var F=C.sectionPlanesActivePerLayer[P+M];if(l.uniform1i(E.active,F?1:0),F){var k=B[M];if(A){var I=ze(k.dist,k.dir,A,iA);l.uniform3fv(E.pos,I)}else l.uniform3fv(E.pos,k.pos);l.uniform3fv(E.dir,k.dir)}}else l.uniform1i(E.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),aA=re.vec3(),lA=re.vec3(),uA=re.vec3(),cA=re.vec3();re.vec3();var AA=re.mat4(),hA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=t.aabb,v=e.pickViewMatrix||a.viewMatrix,g=aA;g[0]=re.safeInv(f[3]-f[0])*re.MAX_INT,g[1]=re.safeInv(f[4]-f[1])*re.MAX_INT,g[2]=re.safeInv(f[5]-f[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(g[0]),e.snapPickCoordinateScale[1]=re.safeInv(g[1]),e.snapPickCoordinateScale[2]=re.safeInv(g[2]),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==A[0]||0!==A[1]||0!==A[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=lA;if(m){var b=re.transformPoint3(d,A,uA);y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],r=Ve(v,y,AA),(s=cA)[0]=a.eye[0]-y[0],s[1]=a.eye[1]-y[1],s[2]=a.eye[2]-y[2],e.snapPickOrigin[0]=y[0],e.snapPickOrigin[1]=y[1],e.snapPickOrigin[2]=y[2]}else r=v,s=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,s),l.uniform2fv(this.uVectorA,e.snapVectorA),l.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,g),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var x=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,x);var w=o._sectionPlanesState.getNumAllocatedSectionPlanes(),B=o._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*B,M=n.renderFlags,E=0;E<w;E++){var F=this._uSectionPlanes[E];if(F)if(E<B){var k=M.sectionPlanesActivePerLayer[C+E];if(l.uniform1i(F.active,k?1:0),k){var I=P[E];if(A){var D=ze(I.dist,I.dir,A,aA);l.uniform3fv(F.pos,D)}else l.uniform3fv(F.pos,I.pos);l.uniform3fv(F.dir,I.dir)}}else l.uniform1i(F.active,0)}var S="edge"===e.snapMode?l.LINES:l.POINTS;u.numEdgeIndices8Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),l.drawArrays(S,0,u.numEdgeIndices8Bits)),u.numEdgeIndices16Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),l.drawArrays(S,0,u.numEdgeIndices16Bits)),u.numEdgeIndices32Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),l.drawArrays(S,0,u.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),dA=re.vec3(),pA=re.vec3(),fA=re.vec3(),vA=re.vec3();re.vec3();var gA=re.mat4(),mA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=t.aabb,v=e.pickViewMatrix||a.viewMatrix,g=dA;g[0]=re.safeInv(f[3]-f[0])*re.MAX_INT,g[1]=re.safeInv(f[4]-f[1])*re.MAX_INT,g[2]=re.safeInv(f[5]-f[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(g[0]),e.snapPickCoordinateScale[1]=re.safeInv(g[1]),e.snapPickCoordinateScale[2]=re.safeInv(g[2]),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==A[0]||0!==A[1]||0!==A[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=pA;if(m){var b=fA;re.transformPoint3(d,A,b),y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],r=Ve(v,y,gA),(s=vA)[0]=a.eye[0]-y[0],s[1]=a.eye[1]-y[1],s[2]=a.eye[2]-y[2],e.snapPickOrigin[0]=y[0],e.snapPickOrigin[1]=y[1],e.snapPickOrigin[2]=y[2]}else r=v,s=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,s),l.uniform2fv(this._uVectorA,e.snapVectorA),l.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,g),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var x=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,x);var w=o._sectionPlanesState.getNumAllocatedSectionPlanes(),B=o._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*B,M=n.renderFlags,E=0;E<w;E++){var F=this._uSectionPlanes[E];if(F)if(E<B){var k=M.sectionPlanesActivePerLayer[C+E];if(l.uniform1i(F.active,k?1:0),k){var I=P[E];if(A){var D=ze(I.dist,I.dir,A,dA);l.uniform3fv(F.pos,D)}else l.uniform3fv(F.pos,I.pos);l.uniform3fv(F.dir,I.dir)}}else l.uniform1i(F.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),_A=re.vec3(),yA=re.vec3(),bA=re.vec3();re.vec3();var xA=re.mat4(),wA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=r.rotationMatrixConjugate,d=e.pickViewMatrix||n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==c[0]||0!==c[1]||0!==c[2]){var v=_A;if(u){var g=yA;re.transformPoint3(A,u,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],p=Ve(d,v,xA),(f=bA)[0]=n.eye[0]-v[0],f[1]=n.eye[1]-v[1],f[2]=n.eye[2]-v[2]}else p=d,f=n.eye;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0)for(var y=s._sectionPlanesState.sectionPlanes,b=t.layerIndex*_,x=r.renderFlags,w=0;w<m;w++){var B=this._uSectionPlanes[w];if(B)if(w<_){var P=x.sectionPlanesActivePerLayer[b+w];if(o.uniform1i(B.active,P?1:0),P){var C=y[w];if(u){var M=ze(C.dist,C.dir,u,_A);o.uniform3fv(B.pos,M)}else o.uniform3fv(B.pos,C.pos);o.uniform3fv(B.dir,C.dir)}}else o.uniform1i(B.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){var e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),BA=re.vec3(),PA=re.vec3(),CA=re.vec3();re.vec3();var MA=re.mat4(),EA=function(){function e(t){B(this,e),this._scene=t,this._allocate(),this._hash=this._getHash()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=BA;if(f){var m=re.transformPoint3(A,u,PA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],d=Ve(s.viewMatrix,g,MA),(p=CA)[0]=s.eye[0]-g[0],p[1]=s.eye[1]-g[1],p[2]=s.eye[2]-g[2]}else d=s.viewMatrix,p=s.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(y>0)for(var x=r._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,B=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=B.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var E=x[P];if(u){var F=ze(E.dist,E.dir,u,BA);o.uniform3fv(C.pos,F)}else o.uniform3fv(C.pos,E.pos);o.uniform3fv(C.dir,E.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,s.matrix),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),FA=re.vec3(),kA=re.vec3(),IA=re.vec3();re.vec3();var DA=re.mat4(),SA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));var f=0!==l[0]||0!==l[1]||0!==l[2],v=0!==u[0]||0!==u[1]||0!==u[2];if(f||v){var g=FA;if(f){var m=kA;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],d=Ve(h,g,DA),(p=IA)[0]=n.eye[0]-g[0],p[1]=n.eye[1]-g[1],p[2]=n.eye[2]-g[2]}else d=h,p=n.eye;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,n.viewNormalMatrix),o.uniformMatrix4fv(this._uWorldNormalMatrix,!1,r.worldNormalMatrix);var _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),y=s._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=s._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=r.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(l){var E=ze(M.dist,M.dir,l,FA);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){var r=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(St.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),TA=re.vec3(),RA=re.vec3(),LA=re.vec3();re.vec3(),re.vec4();var UA=re.mat4(),OA=function(){function e(t,i){B(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));var d,p,f=e.pickViewMatrix||s.viewMatrix,v=e.pickProjMatrix||s.projMatrix,g=e.pickOrigin||s.eye,m=e.pickProjMatrix?e.pickZFar:s.project.far;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var _=0!==u[0]||0!==u[1]||0!==u[2],y=0!==c[0]||0!==c[1]||0!==c[2];if(_||y){var b=TA;if(_){var x=re.transformPoint3(A,u,RA);b[0]=x[0],b[1]=x[1],b[2]=x[2]}else b[0]=0,b[1]=0,b[2]=0;b[0]+=c[0],b[1]+=c[1],b[2]+=c[2],d=Ve(f,b,UA),(p=LA)[0]=g[0]-b[0],p[1]=g[1]-b[1],p[2]=g[2]-b[2]}else d=f,p=g;if(o.uniform2fv(this._uPickClipPos,e.pickClipPos),o.uniform2f(this._uDrawingBufferSize,o.drawingBufferWidth,o.drawingBufferHeight),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,v),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var w=2/(Math.log(m+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,w)}var B=r._sectionPlanesState.getNumAllocatedSectionPlanes(),P=r._sectionPlanesState.sectionPlanes.length;if(B>0)for(var C=r._sectionPlanesState.sectionPlanes,M=t.layerIndex*P,E=n.renderFlags,F=0;F<B;F++){var k=this._uSectionPlanes[F];if(k)if(F<P){var I=E.sectionPlanesActivePerLayer[M+F];if(o.uniform1i(k.active,I?1:0),I){var D=C[F];if(u){var S=ze(D.dist,D.dir,u,TA);o.uniform3fv(k.pos,S)}else o.uniform3fv(k.pos,D.pos);o.uniform3fv(k.dir,D.dir)}}else o.uniform1i(k.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),NA=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Vc(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new tA(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new oA(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new OA(this._scene)),this._snapRenderer||(this._snapRenderer=new hA(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new mA(this._scene)),this._snapRenderer||(this._snapRenderer=new hA(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Rc(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Rc(this._scene,!0)),this._colorRendererWithSAO}},{key:"colorQualityRendererWithSAO",get:function(){return this._colorQualityRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Vc(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new EA(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new SA(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Wc(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Yc(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new tA(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new OA(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new OA(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new oA(this._scene)),this._pickDepthRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new hA(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new mA(this._scene)),this._snapInitRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new wA(this._scene)),this._occlusionRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}]),e}(),QA={};var VA=C((function e(){B(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]})),HA=function(){function e(){B(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,r,s){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,r,3),this.texturePerObjectInstanceMatrices.bindTexture(e,s,4)}},{key:"bindTriangleIndicesTextures",value:function(e,t,i,r){this.indicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.indicesPerBitnessTextures[r].bindTexture(e,i,6)}},{key:"bindEdgeIndicesTextures",value:function(e,t,i,r){this.edgeIndicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[r].bindTexture(e,i,6)}}]),e}(),jA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(jA,null,4));var e=0;Object.keys(jA).forEach((function(t){t.startsWith("size")&&(e+=jA[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/jA.totalPolygons).toFixed(2)));var t={};Object.keys(jA).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((jA[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var GA=function(){function e(){B(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"createTextureForColorsAndFlags",value:function(e,t,i,r,s,n,o){var a=t.length;this.numPortions=a;var l=4096,u=Math.ceil(a/512);if(0===u)throw"texture height===0";var c=new Uint8Array(16384*u);jA.sizeDataColorsAndFlags+=c.byteLength,jA.numberOfTextures++;for(var A=0;A<a;A++)c.set(t[A],32*A+0),c.set(i[A],32*A+4),c.set([0,0,0,0],32*A+8),c.set([0,0,0,0],32*A+12),c.set([r[A]>>24&255,r[A]>>16&255,r[A]>>8&255,255&r[A]],32*A+16),c.set([s[A]>>24&255,s[A]>>16&255,s[A]>>8&255,255&s[A]],32*A+20),c.set([n[A]>>24&255,n[A]>>16&255,n[A]>>8&255,255&n[A]],32*A+24),c.set([o[A]?1:0,0,0,0],32*A+28);var h=e.createTexture();return e.bindTexture(e.TEXTURE_2D,h),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,u),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,u,e.RGBA_INTEGER,e.UNSIGNED_BYTE,c,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,h,l,u,c)}},{key:"createTextureForObjectOffsets",value:function(e,t){var i=512,r=Math.ceil(t/i);if(0===r)throw"texture height===0";var s=new Float32Array(1536*r).fill(0);jA.sizeDataTextureOffsets+=s.byteLength,jA.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,r,e.RGB,e.FLOAT,s,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,n,i,r,s)}},{key:"createTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);jA.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,a,r,s,n)}},{key:"createTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);jA.sizeDataPositionDecodeMatrices+=n.byteLength,jA.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,a,r,s)}},{key:"createTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*3);jA.sizeDataTextureIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*3);jA.sizeDataTextureIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*3);jA.sizeDataTextureIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor8BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*2);jA.sizeDataTextureEdgeIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor16BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*2);jA.sizeDataTextureEdgeIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor32BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*2);jA.sizeDataTextureEdgeIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureForPositions",value:function(e,t,i){var r=i/3,s=4096,n=Math.ceil(r/s);if(0===n)throw"texture height===0";var o=new Uint16Array(s*n*3);jA.sizeDataTexturePositions+=o.byteLength,jA.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var c=t[a];o.set(c,l),l+=c.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,A,s,n)}},{key:"createTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,r=4096,s=Math.ceil(i/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s);n.set(t,0),jA.sizeDataTexturePortionIds+=n.byteLength,jA.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,o,r,s)}}]),e}(),zA=new xa,WA=zA.maxDataTextureHeight,KA=re.vec4(),XA=new Float32Array(16),JA=new Uint8Array(4),YA=new Float32Array(3),ZA=0,qA=re.identityMat4(),$A=function(){function e(t,i){var r,s,n;B(this,e),jA.numberOfLayers++,this._layerNumber=ZA++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(r=t.scene,s=r.id,(n=QA[s])||(n=new NA(r),QA[s]=n,n._compile(),n.eagerCreateRenders(),r.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),r.on("destroyed",(function(){delete QA[s],n._destroy()}))),n),this.model=t,this._buffer=new VA,this._dtxState=new HA,this._dtxTextureFactory=new GA,this._state=new ci({origin:re.vec3(i.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=i.primitive,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&jA.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,r=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[r]){var s=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/3})),(this._state.numVertices+n>4096*WA||s+o>4096*WA)&&jA.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*WA&&s+o<=4096*WA)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var r=[];t.buckets.forEach((function(e,s){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(s):"".concat(t.id,"#").concat(s),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);r.push(a)}));var s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(r),this.model.numPortions++,this._meshes.push(e),s}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/3/8)*3;jA.overheadSizeAlignementIndices+=2*(i-t.indices.length);var r=new Uint32Array(i);r.fill(0),r.set(t.indices),t.indices=r}if(t.edgeIndices){var s=8*Math.ceil(t.edgeIndices.length/2/8)*2;jA.overheadSizeAlignementEdgeIndices+=2*(s-t.edgeIndices.length);var n=new Uint32Array(s);n.fill(0),n.set(t.edgeIndices),t.edgeIndices=n}var o=t.positionsCompressed,a=t.indices,l=t.edgeIndices,u=this._buffer;u.positionsCompressed.push(o);var c,A=u.lenPositionsCompressed/3,h=o.length/3;u.lenPositionsCompressed+=o.length;var d,p,f=0;a&&(f=a.length/3,h<=256?(d=u.indices8Bits,c=u.lenIndices8Bits/3,u.lenIndices8Bits+=a.length):h<=65536?(d=u.indices16Bits,c=u.lenIndices16Bits/3,u.lenIndices16Bits+=a.length):(d=u.indices32Bits,c=u.lenIndices32Bits/3,u.lenIndices32Bits+=a.length),d.push(a));var v,g=0;l&&(g=l.length/2,h<=256?(v=u.edgeIndices8Bits,p=u.lenEdgeIndices8Bits/2,u.lenEdgeIndices8Bits+=l.length):h<=65536?(v=u.edgeIndices16Bits,p=u.lenEdgeIndices16Bits/2,u.lenEdgeIndices16Bits+=l.length):(v=u.edgeIndices32Bits,p=u.lenEdgeIndices32Bits/2,u.lenEdgeIndices32Bits+=l.length),v.push(l));return this._state.numVertices+=h,jA.numberOfGeometries++,{vertexBase:A,numVertices:h,numTriangles:f,numEdges:g,indicesBase:c,edgeIndicesBase:p}}},{key:"_createSubPortion",value:function(e,t,i,r){var s=e.color;e.metallic,e.roughness;var n,o,a=e.colors,l=e.opacity,u=e.meshMatrix,c=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(u||qA),A.perObjectSolid.push(!!e.solid),a?A.perObjectColors.push([255*a[0],255*a[1],255*a[2],255]):s&&A.perObjectColors.push([s[0],s[1],s[2],l]),A.perObjectPickColors.push(c),A.perObjectVertexBases.push(t.vertexBase),n=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(n/3-t.indicesBase),o=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(o/2-t.edgeIndicesBase);var d=this._subPortions.length;if(t.numTriangles>0){var p,f=3*t.numTriangles;t.numVertices<=256?(p=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=f,jA.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(p=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=f,jA.totalPolygons16Bits+=t.numTriangles):(p=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=f,jA.totalPolygons32Bits+=t.numTriangles),jA.totalPolygons+=t.numTriangles;for(var v=0;v<t.numTriangles;v+=8)p.push(d)}if(t.numEdges>0){var g,m=2*t.numEdges;t.numVertices<=256?(g=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=m,jA.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(g=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=m,jA.totalEdges16Bits+=t.numEdges):(g=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=m,jA.totalEdges32Bits+=t.numEdges),jA.totalEdges+=t.numEdges;for(var _=0;_<t.numEdges;_+=8)g.push(d)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[d]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,jA.numberOfPortions++,d}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dtxState,r=this.model.scene.canvas.gl,s=this._buffer;t.gl=r,i.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(r,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(r,s.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(r,s.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(r,s.positionsCompressed,s.lenPositionsCompressed),i.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId8Bits),i.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId16Bits),i.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(i.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(i.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(i.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(i.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(r,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(i.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(r,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(i.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(r,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(i.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(r,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(i.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(r,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(i.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(r,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"isEmpty",value:function(){return 0===this._numPortions}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetColor(i[r],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;if(JA[0]=t[0],JA[1]=t[1],JA[2]=t[2],JA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(JA,32*e),this._deferredSetFlagsActive)return console.info("_subPortionSetColor defer"),void(this._deferredSetFlagsDirty=!0);++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),console.info("_subPortionSetColor write through"),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,r.RGBA_INTEGER,r.UNSIGNED_BYTE,JA)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],s=this._portionToSubPortionsMap[e],n=0,o=s.length;n<o;n++)this._subPortionSetFlags(s[n],t,i,r)}},{key:"_subPortionSetFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=!!(t&We),a=!!(t&Ze),l=!!(t&qe),u=!!(t&$e),c=!!(t&et),A=!!(t&Xe),h=!!(t&Ke);s=!o||h||a||l&&!this.model.scene.highlightMaterial.glowThrough||u&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,n=!o||h?Ro.NOT_RENDERED:u?Ro.SILHOUETTE_SELECTED:l?Ro.SILHOUETTE_HIGHLIGHTED:a?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;var d=0;d=!o||h?Ro.NOT_RENDERED:u?Ro.EDGES_SELECTED:l?Ro.EDGES_HIGHLIGHTED:a?Ro.EDGES_XRAYED:c?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED;var p=o&&!h&&A?Ro.PICK:Ro.NOT_RENDERED,f=this._dtxState,v=this.model.scene.canvas.gl;JA[0]=s,JA[1]=n,JA[2]=d,JA[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(JA,32*e+8),this._deferredSetFlagsActive||r?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),v.bindTexture(v.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),v.texSubImage2D(v.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,v.RGBA_INTEGER,v.UNSIGNED_BYTE,JA))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=this._portionToSubPortionsMap[e],s=0,n=r.length;s<n;s++)this._subPortionSetFlags2(r[s],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var r=t&Je?255:0,s=this._dtxState,n=this.model.scene.canvas.gl;JA[0]=r,JA[1]=0,JA[2]=1,JA[3]=2,s.texturePerObjectColorsAndFlags._textureData.set(JA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,s.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,JA))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetOffset(i[r],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;YA[0]=t[0],YA[1]=t[1],YA[2]=t[2],i.texturePerObjectOffsets._textureData.set(YA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectOffsets._texture),r.texSubImage2D(r.TEXTURE_2D,0,0,e,1,1,r.RGB,r.FLOAT,YA))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetMatrix(i[r],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;XA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(XA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,r.RGBA,r.FLOAT,XA))}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._state,r=this._portionToSubPortionsMap[e];if(r)for(var s=0,n=r.length;s<n;s++){var o=r[s],a=this._subPortionReadableGeometries[o],l=a.positionsCompressed,u=a.positionsDecodeMatrix;a.meshMatrix;for(var c=i.origin,A=c[0],h=c[1],d=c[2],p=KA,f=0,v=l.length;f<v;f+=3)p[0]=l[f],p[1]=l[f+1],p[2]=l[f+2],p[3]=1,re.decompressPosition(p,u),re.transformPoint4(this.model.worldMatrix,p),re.transformPoint4(this.model.worldMatrix,p),p[0]+=A,p[1]+=h,p[2]+=d,t(p)}else this.model.error("portion not found: "+e)}}},{key:"getEachIndex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._portionToSubPortionsMap[e];if(i)for(var r=0,s=i.length;r<s;r++)for(var n=i[r],o=this._subPortionReadableGeometries[n].indices,a=0,l=o.length;a<l;a++)t(o[a]);else this.model.error("portion not found: "+e)}}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickDepths",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,Ro.PICK))}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),eh=function(){function e(t){B(this,e),this.id=t.id,this.colorTexture=t.colorTexture,this.alphaCutoff=t.alphaCutoff,this.metallicRoughnessTexture=t.metallicRoughnessTexture,this.normalsTexture=t.normalsTexture,this.emissiveTexture=t.emissiveTexture,this.occlusionTexture=t.occlusionTexture}return C(e,[{key:"destroy",value:function(){}}]),e}(),th=function(){function e(t){B(this,e),this.id=t.id,this.texture=t.texture}return C(e,[{key:"destroy",value:function(){this.texture&&(this.texture.destroy(),this.texture=null)}}]),e}(),ih={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}},rh=function(){function e(t,i,r){B(this,e),this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=t,this.onProgress=i,this.onError=r}return C(e,[{key:"itemStart",value:function(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}},{key:"itemEnd",value:function(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}},{key:"itemError",value:function(e){void 0!==this.onError&&this.onError(e)}},{key:"resolveURL",value:function(e){return this.urlModifier?this.urlModifier(e):e}},{key:"setURLModifier",value:function(e){return this.urlModifier=e,this}},{key:"addHandler",value:function(e,t){return this.handlers.push(e,t),this}},{key:"removeHandler",value:function(e){var t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}},{key:"getHandler",value:function(e){for(var t=0,i=this.handlers.length;t<i;t+=2){var r=this.handlers[t],s=this.handlers[t+1];if(r.global&&(r.lastIndex=0),r.test(e))return s}return null}}]),e}(),sh=new rh,nh=function(){function e(t){B(this,e),this.manager=void 0!==t?t:sh,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}return C(e,[{key:"load",value:function(){}},{key:"loadAsync",value:function(e,t){var i=this;return new Promise((function(r,s){i.load(e,r,t,s)}))}},{key:"parse",value:function(){}},{key:"setCrossOrigin",value:function(e){return this.crossOrigin=e,this}},{key:"setWithCredentials",value:function(e){return this.withCredentials=e,this}},{key:"setPath",value:function(e){return this.path=e,this}},{key:"setResourcePath",value:function(e){return this.resourcePath=e,this}},{key:"setRequestHeader",value:function(e){return this.requestHeader=e,this}}]),e}(),oh={},ah=function(e){g(i,nh);var t=_(i);function i(e){return B(this,i),t.call(this,e)}return C(i,[{key:"load",value:function(e,t,i,r){var s=this;void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);var n=ih.get(e);if(void 0!==n)return this.manager.itemStart(e),we.scheduleTask((function(){t&&t(n),s.manager.itemEnd(e)}),0),n;if(void 0===oh[e]){oh[e]=[],oh[e].push({onLoad:t,onProgress:i,onError:r});var o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,l=this.responseType;fetch(o).then((function(t){if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;var i=oh[e],r=t.body.getReader(),s=t.headers.get("Content-Length"),n=s?parseInt(s):0,o=0!==n,a=0,l=new ReadableStream({start:function(e){!function t(){r.read().then((function(r){var s=r.done,l=r.value;if(s)e.close();else{a+=l.byteLength;for(var u=new ProgressEvent("progress",{lengthComputable:o,loaded:a,total:n}),c=0,A=i.length;c<A;c++){var h=i[c];h.onProgress&&h.onProgress(u)}e.enqueue(l),t()}}))}()}});return new Response(l)}throw Error('fetch for "'.concat(t.url,'" responded with ').concat(t.status,": ").concat(t.statusText))})).then((function(e){switch(l){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((function(e){return(new DOMParser).parseFromString(e,a)}));case"json":return e.json();default:if(void 0===a)return e.text();var t=/charset="?([^;"\s]*)"?/i.exec(a),i=t&&t[1]?t[1].toLowerCase():void 0,r=new TextDecoder(i);return e.arrayBuffer().then((function(e){return r.decode(e)}))}})).then((function(t){ih.add(e,t);var i=oh[e];delete oh[e];for(var r=0,s=i.length;r<s;r++){var n=i[r];n.onLoad&&n.onLoad(t)}})).catch((function(t){var i=oh[e];if(void 0===i)throw s.manager.itemError(e),t;delete oh[e];for(var r=0,n=i.length;r<n;r++){var o=i[r];o.onError&&o.onError(t)}s.manager.itemError(e)})).finally((function(){s.manager.itemEnd(e)})),this.manager.itemStart(e)}else oh[e].push({onLoad:t,onProgress:i,onError:r})}},{key:"setResponseType",value:function(e){return this.responseType=e,this}},{key:"setMimeType",value:function(e){return this.mimeType=e,this}}]),i}(),lh=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:4;B(this,e),this.pool=t,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}return C(e,[{key:"_initWorker",value:function(e){if(!this.workers[e]){var t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}},{key:"_getIdleWorker",value:function(){for(var e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}},{key:"_onMessage",value:function(e,t){var i=this.workersResolve[e];if(i&&i(t),this.queue.length){var r=this.queue.shift(),s=r.resolve,n=r.msg,o=r.transfer;this.workersResolve[e]=s,this.workers[e].postMessage(n,o)}else this.workerStatus^=1<<e}},{key:"setWorkerCreator",value:function(e){this.workerCreator=e}},{key:"setWorkerLimit",value:function(e){this.pool=e}},{key:"postMessage",value:function(e,t){var i=this;return new Promise((function(r){var s=i._getIdleWorker();-1!==s?(i._initWorker(s),i.workerStatus|=1<<s,i.workersResolve[s]=r,i.workers[s].postMessage(e,t)):i.queue.push({resolve:r,msg:e,transfer:t})}))}},{key:"destroy",value:function(){this.workers.forEach((function(e){return e.terminate()})),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}]),e}(),uh=0,ch=function(){function e(t){var i=t.viewer,r=t.transcoderPath,s=t.workerLimit;B(this,e),this._transcoderPath=r||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new lh,this._workerSourceURL="",s&&this._workerPool.setWorkerLimit(s);var n=i.capabilities;this._workerConfig={astcSupported:n.astcSupported,etc1Supported:n.etc1Supported,etc2Supported:n.etc2Supported,dxtSupported:n.dxtSupported,bptcSupported:n.bptcSupported,pvrtcSupported:n.pvrtcSupported},this._supportedFileTypes=["xkt2"]}return C(e,[{key:"_init",value:function(){var t=this;if(!this._transcoderPending){var i=new ah;i.setPath(this._transcoderPath),i.setWithCredentials(this.withCredentials);var r=i.loadAsync("basis_transcoder.js"),s=new ah;s.setPath(this._transcoderPath),s.setResponseType("arraybuffer"),s.setWithCredentials(this.withCredentials);var n=s.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([r,n]).then((function(i){var r=A(i,2),s=r[0],n=r[1],o=e.BasisWorker.toString(),a=["/* constants */","let _EngineFormat = "+JSON.stringify(e.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(e.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(e.BasisFormat),"/* 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t=this.items[e];return delete this.items[e],t}}]),e}(),z=new G,W=C((function e(t){B(this,e),this.id=t,this.parentItem=null,this.groups=[],this.menuElement=null,this.shown=!1,this.mouseOver=0})),K=C((function e(){B(this,e),this.items=[]})),X=C((function e(t,i,r,s,n){B(this,e),this.id=t,this.getTitle=i,this.doAction=r,this.getEnabled=s,this.getShown=n,this.itemElement=null,this.subMenu=null,this.enabled=!0})),J=function(){function e(){var t=this,i=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this._id=z.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==i.hideOnMouseDown&&(document.addEventListener("mousedown",(function(e){e.target.classList.contains("xeokit-context-menu-item")||t.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){e.target.classList.contains("xeokit-context-menu-item")||t.hide()})),i.items&&(this.items=i.items),this._hideOnAction=!1!==i.hideOnAction,this.context=i.context,this.enabled=!1!==i.enabled,this.hide()}return C(e,[{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var r=0,s=i.length;r<s;r++)i[r](t)}},{key:"items",get:function(){return this._itemsCfg},set:function(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}},{key:"enabled",get:function(){return this._enabled},set:function(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}},{key:"context",get:function(){return this._context},set:function(e){this._context=e}},{key:"show",value:function(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}},{key:"shown",get:function(){return this._shown}},{key:"hide",value:function(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}},{key:"destroy",value:function(){this._context=null,this._clear(),null!==this._id&&(z.removeItem(this._id),this._id=null)}},{key:"_clear",value:function(){for(var e=0,t=this._menuList.length;e<t;e++){var i=this._menuList[e].menuElement;i.parentElement.removeChild(i)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}},{key:"_parseItems",value:function(e){var t=this;this._rootMenu=function e(i){for(var r=t._getNextId(),s=new W(r),n=0,o=i.length;n<o;n++){var a=i[n],l=new K;s.groups.push(l);for(var u=function(i,r){var n=a[i],o=n.items,u=o&&o.length>0,c=t._getNextId(),A=n.getTitle||function(){return n.title||""},h=n.doAction||n.callback||function(){},d=n.getEnabled||function(){return!0},p=n.getShown||function(){return!0},f=new X(c,A,h,d,p);if(f.parentMenu=s,l.items.push(f),u){var v=e(o);f.subMenu=v,v.parentItem=f}t._itemList.push(f),t._itemMap[f.id]=f},c=0,A=a.length;c<A;c++)u(c)}return t._menuList.push(s),t._menuMap[s.id]=s,s}(e)}},{key:"_getNextId",value:function(){return"ContextMenu_"+this._id+"_"+this._nextId++}},{key:"_createUI",value:function(){var e=this;!function t(i){e._createMenuUI(i);for(var r=i.groups,s=0,n=r.length;s<n;s++)for(var o=r[s].items,a=0,l=o.length;a<l;a++){var u=o[a].subMenu;u&&t(u)}}(this._rootMenu)}},{key:"_createMenuUI",value:function(e){var t=this,i=e.groups,r=[];if(r.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),r.push("<ul>"),i)for(var s=0,n=i.length;s<n;s++){var o=s,a=n,l=i[s].items;if(l)for(var u=0,c=l.length;u<c;u++){var A=l[u],h=A.subMenu,d=A.title||"";h?(r.push('<li id="'+A.id+'" class="xeokit-context-menu-item">'+d+" [MORE]</li>"),o===a-1||u<c-1||r.push('<li id="'+A.id+'" class="xeokit-context-menu-item-seperator"></li>')):(r.push('<li id="'+A.id+'" class="xeokit-context-menu-item">'+d+"</li>"),o===a-1||u<c-1||r.push('<li id="'+A.id+'" class="xeokit-context-menu-item-seperator"></li>'))}}r.push("</ul>"),r.push("</div>");var p=r.join("");document.body.insertAdjacentHTML("beforeend",p);var f=document.querySelector("."+e.id);e.menuElement=f,f.style["border-radius"]="4px",f.style.display="none",f.style["z-index"]=3e5,f.style.background="white",f.style.border="1px solid black",f.style["box-shadow"]="0 4px 5px 0 gray",f.oncontextmenu=function(e){e.preventDefault()};var v=this,g=null;if(i)for(var m=0,_=i.length;m<_;m++){var y=i[m].items;if(y)for(var b=function(e,i){var r=y[e],s=r.subMenu;if(r.itemElement=document.getElementById(r.id),!r.itemElement)return console.error("ContextMenu item element not found: "+r.id),"continue";r.itemElement.addEventListener("mouseenter",(function(e){e.preventDefault();var t=r.subMenu;if(t){if(g&&g.id!==t.id&&(v._hideMenu(g.id),g=null),!1!==r.enabled){var i=r.itemElement,s=t.menuElement,n=i.getBoundingClientRect();s.getBoundingClientRect();n.right+200>window.innerWidth?v._showMenu(t.id,n.left-200,n.top-1):v._showMenu(t.id,n.right-5,n.top-1),g=t}}else g&&(v._hideMenu(g.id),g=null)})),s||(r.itemElement.addEventListener("click",(function(e){e.preventDefault(),v._context&&!1!==r.enabled&&(r.doAction&&r.doAction(v._context),t._hideOnAction?v.hide():(v._updateItemsTitles(),v._updateItemsEnabledStatus()))})),r.itemElement.addEventListener("mouseup",(function(e){3===e.which&&(e.preventDefault(),v._context&&!1!==r.enabled&&(r.doAction&&r.doAction(v._context),t._hideOnAction?v.hide():(v._updateItemsTitles(),v._updateItemsEnabledStatus())))})),r.itemElement.addEventListener("mouseenter",(function(e){e.preventDefault(),!1!==r.enabled&&r.doHover&&r.doHover(v._context)})))},x=0,w=y.length;x<w;x++)b(x)}}},{key:"_updateItemsTitles",value:function(){if(this._context)for(var e=0,t=this._itemList.length;e<t;e++){var i=this._itemList[e],r=i.itemElement;if(r){var s=i.getShown;if(s&&s(this._context)){var n=i.getTitle(this._context);i.subMenu,r.innerText=n}}}}},{key:"_updateItemsEnabledStatus",value:function(){if(this._context)for(var e=0,t=this._itemList.length;e<t;e++){var i=this._itemList[e],r=i.itemElement;if(r){var s=i.getEnabled;if(s){var n=i.getShown;if(n){var o=n(this._context);if(i.shown=o,o){r.classList.remove("ceokit-context-menu-item-hidden"),r.classList.add("xeokit-context-menu-item-visible");var a=s(this._context);i.enabled=a,a?r.classList.remove("disabled"):r.classList.add("disabled")}else r.classList.remove("xeokit-context-menu-item-visible"),r.classList.add("xeokit-context-menu-item-hidden")}}}}}},{key:"_showMenu",value:function(e,t,i){var r=this._menuMap[e];if(r){if(!r.shown){var s=r.menuElement;s&&(this._showMenuElement(s,t,i),r.shown=!0)}}else console.error("Menu not found: "+e)}},{key:"_hideMenu",value:function(e){var t=this._menuMap[e];if(t){if(t.shown){var i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}}else console.error("Menu not found: "+e)}},{key:"_hideAllMenus",value:function(){for(var e=0,t=this._menuList.length;e<t;e++){var i=this._menuList[e];this._hideMenu(i.id)}}},{key:"_showMenuElement",value:function(e,t,i){e.style.display="block";var r=e.offsetHeight,s=e.offsetWidth;i+r>window.innerHeight&&(i=window.innerHeight-r),t+s>window.innerWidth&&(t=window.innerWidth-s),e.style.left=t+"px",e.style.top=i+"px"}},{key:"_hideMenuElement",value:function(e){e.style.display="none"}}]),e}(),Y=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this.viewer=t,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=r.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id="".concat(this._lensContainerId,"-canvas"),this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=r.lensPosToggle||!0,this._lensPosToggleAmount=r.lensPosToggleAmount||85,this._lensPosMarginLeft=r.lensPosMarginLeft||85,this._lensPosMarginTop=r.lensPosMarginTop||25,this._lensContainer.style.marginTop="".concat(this._lensPosMarginTop,"px"),this._lensContainer.style.marginLeft="".concat(this._lensPosMarginLeft,"px"),this._zoomLevel=r.zoomLevel||2,this._active=!1!==r.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(function(){i._active&&i._visible&&i.update()}))}return C(e,[{key:"update",value:function(){if(this._active&&this._visible&&this._canvasPos){var e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft="".concat(this._lensPosMarginLeft,"px"),i&&(this._lensPosToggle?this._lensContainer.style.marginTop="".concat(t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount,"px"):this._lensContainer.style.marginTop="".concat(this._lensPosMarginTop,"px"),this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);var r=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-r/2,this._canvasPos[1]-r/2,r,r,0,0,this._lensCanvas.width,this._lensCanvas.height);var s=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){var n=this._snappedCanvasPos[0]-this._canvasPos[0],o=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft="".concat(s[0]+n*this._zoomLevel-10,"px"),this._lensCursorDiv.style.marginTop="".concat(s[1]+o*this._zoomLevel-10,"px")}else this._lensCursorDiv.style.marginLeft="".concat(s[0]-10,"px"),this._lensCursorDiv.style.marginTop="".concat(s[1]-10,"px")}}},{key:"zoomFactor",get:function(){return this._zoomFactor},set:function(e){this._zoomFactor=e,this.update()}},{key:"canvasPos",get:function(){return this._canvasPos},set:function(e){this._canvasPos=e,this.update()}},{key:"snappedCanvasPos",get:function(){return this._snappedCanvasPos},set:function(e){this._snappedCanvasPos=e,this.update()}},{key:"snapped",get:function(){return this._snapped},set:function(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}},{key:"active",get:function(){return this._active},set:function(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}},{key:"destroy",value:function(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}}]),e}(),Z=!0,q=Z?Float64Array:Float32Array,$=new q(3),ee=new q(16),te=new q(16),ie=new q(4),re={setDoublePrecisionEnabled:function(e){q=(Z=e)?Float64Array:Float32Array},getDoublePrecisionEnabled:function(){return Z},MIN_DOUBLE:-Number.MAX_SAFE_INTEGER,MAX_DOUBLE:Number.MAX_SAFE_INTEGER,MAX_INT:1e7,DEGTORAD:.0174532925,RADTODEG:57.295779513,unglobalizeObjectId:function(e,t){var i=t.indexOf("#");return i===e.length&&t.startsWith(e)?t.substring(i+1):t},globalizeObjectId:function(e,t){return e+"#"+t},safeInv:function(e){var t=1/e;return isNaN(t)||!isFinite(t)?1:t},vec2:function(e){return new q(e||2)},vec3:function(e){return new q(e||3)},vec4:function(e){return new q(e||4)},mat3:function(e){return new q(e||9)},mat3ToMat4:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new q(16);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=0,t[4]=e[3],t[5]=e[4],t[6]=e[5],t[7]=0,t[8]=e[6],t[9]=e[7],t[10]=e[8],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4:function(e){return new q(e||16)},mat4ToMat3:function(e,t){},doublesToFloats:function(e,t,i){for(var r=new q(2),s=0,n=e.length;s<n;s++)re.splitDouble(e[s],r),t[s]=r[0],i[s]=r[1]},splitDouble:function(e,t){var i=q.from([e])[0],r=e-i;t[0]=i,t[1]=r},createUUID:function(){for(var e=[],t=0;t<256;t++)e[t]=(t<16?"0":"")+t.toString(16);return function(){var t=4294967295*Math.random()|0,i=4294967295*Math.random()|0,r=4294967295*Math.random()|0,s=4294967295*Math.random()|0;return"".concat(e[255&t]+e[t>>8&255]+e[t>>16&255]+e[t>>24&255],"-").concat(e[255&i]).concat(e[i>>8&255],"-").concat(e[i>>16&15|64]).concat(e[i>>24&255],"-").concat(e[63&r|128]).concat(e[r>>8&255],"-").concat(e[r>>16&255]).concat(e[r>>24&255]).concat(e[255&s]).concat(e[s>>8&255]).concat(e[s>>16&255]).concat(e[s>>24&255])}}(),clamp:function(e,t,i){return Math.max(t,Math.min(i,e))},fmod:function(e,t){if(e<t)return console.error("math.fmod : Attempting to find modulus within negative range - would be infinite loop - ignoring"),e;for(;t<=e;)e-=t;return e},compareVec3:function(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]},negateVec3:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t},negateVec4:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t},addVec4:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i},addVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i},addVec3:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i},addVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i},subVec4:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i},subVec3:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i},subVec2:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i},geometricMeanVec2:function(){for(var e=arguments.length,t=new Array(e),i=0;i<e;i++)t[i]=arguments[i];for(var r=new q(t[0]),s=1;s<t.length;s++)r[0]+=t[s][0],r[1]+=t[s][1];return r[0]/=t.length,r[1]/=t.length,r},subVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i},subScalarVec4:function(e,t,i){return i||(i=e),i[0]=t-e[0],i[1]=t-e[1],i[2]=t-e[2],i[3]=t-e[3],i},mulVec4:function(e,t,i){return i||(i=e),i[0]=e[0]*t[0],i[1]=e[1]*t[1],i[2]=e[2]*t[2],i[3]=e[3]*t[3],i},mulVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i},mulVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i},mulVec2Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i},divVec3:function(e,t,i){return i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i},divVec4:function(e,t,i){return i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i[3]=e[3]/t[3],i},divScalarVec3:function(e,t,i){return i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i},divVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i},divVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i[3]=e[3]/t,i},divScalarVec4:function(e,t,i){return i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i[3]=e/t[3],i},dotVec4:function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3]},cross3Vec4:function(e,t){var i=e[0],r=e[1],s=e[2],n=t[0],o=t[1],a=t[2];return[r*a-s*o,s*n-i*a,i*o-r*n,0]},cross3Vec3:function(e,t,i){i||(i=e);var r=e[0],s=e[1],n=e[2],o=t[0],a=t[1],l=t[2];return i[0]=s*l-n*a,i[1]=n*o-r*l,i[2]=r*a-s*o,i},sqLenVec4:function(e){return re.dotVec4(e,e)},lenVec4:function(e){return Math.sqrt(re.sqLenVec4(e))},dotVec3:function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]},dotVec2:function(e,t){return e[0]*t[0]+e[1]*t[1]},sqLenVec3:function(e){return re.dotVec3(e,e)},sqLenVec2:function(e){return re.dotVec2(e,e)},lenVec3:function(e){return Math.sqrt(re.sqLenVec3(e))},distVec3:(j=new q(3),function(e,t){return re.lenVec3(re.subVec3(e,t,j))}),lenVec2:function(e){return Math.sqrt(re.sqLenVec2(e))},distVec2:function(){var e=new q(2);return function(t,i){return re.lenVec2(re.subVec2(t,i,e))}}(),rcpVec3:function(e,t){return re.divScalarVec3(1,e,t)},normalizeVec4:function(e,t){var i=1/re.lenVec4(e);return re.mulVec4Scalar(e,i,t)},normalizeVec3:function(e,t){var i=1/re.lenVec3(e);return re.mulVec3Scalar(e,i,t)},normalizeVec2:function(e,t){var i=1/re.lenVec2(e);return re.mulVec2Scalar(e,i,t)},angleVec3:function(e,t){var i=re.dotVec3(e,t)/Math.sqrt(re.sqLenVec3(e)*re.sqLenVec3(t));return i=i<-1?-1:i>1?1:i,Math.acos(i)},vec3FromMat4Scale:function(){var e=new q(3);return function(t,i){return e[0]=t[0],e[1]=t[1],e[2]=t[2],i[0]=re.lenVec3(e),e[0]=t[4],e[1]=t[5],e[2]=t[6],i[1]=re.lenVec3(e),e[0]=t[8],e[1]=t[9],e[2]=t[10],i[2]=re.lenVec3(e),i}}(),vecToArray:function(){function e(e){return Math.round(1e5*e)/1e5}return function(t){for(var i=0,r=(t=Array.prototype.slice.call(t)).length;i<r;i++)t[i]=e(t[i]);return t}}(),xyzArrayToObject:function(e){return{x:e[0],y:e[1],z:e[2]}},xyzObjectToArray:function(e,t){return(t=t||re.vec3())[0]=e.x,t[1]=e.y,t[2]=e.z,t},dupMat4:function(e){return e.slice(0,16)},mat4To3:function(e){return[e[0],e[1],e[2],e[4],e[5],e[6],e[8],e[9],e[10]]},m4s:function(e){return[e,e,e,e,e,e,e,e,e,e,e,e,e,e,e,e]},setMat4ToZeroes:function(){return re.m4s(0)},setMat4ToOnes:function(){return re.m4s(1)},diagonalMat4v:function(e){return new q([e[0],0,0,0,0,e[1],0,0,0,0,e[2],0,0,0,0,e[3]])},diagonalMat4c:function(e,t,i,r){return re.diagonalMat4v([e,t,i,r])},diagonalMat4s:function(e){return re.diagonalMat4c(e,e,e,e)},identityMat4:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new q(16);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},identityMat3:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new q(9);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e},isIdentityMat4:function(e){return 1===e[0]&&0===e[1]&&0===e[2]&&0===e[3]&&0===e[4]&&1===e[5]&&0===e[6]&&0===e[7]&&0===e[8]&&0===e[9]&&1===e[10]&&0===e[11]&&0===e[12]&&0===e[13]&&0===e[14]&&1===e[15]},negateMat4:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t[4]=-e[4],t[5]=-e[5],t[6]=-e[6],t[7]=-e[7],t[8]=-e[8],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t},addMat4:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i[4]=e[4]+t[4],i[5]=e[5]+t[5],i[6]=e[6]+t[6],i[7]=e[7]+t[7],i[8]=e[8]+t[8],i[9]=e[9]+t[9],i[10]=e[10]+t[10],i[11]=e[11]+t[11],i[12]=e[12]+t[12],i[13]=e[13]+t[13],i[14]=e[14]+t[14],i[15]=e[15]+t[15],i},addMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i[4]=e[4]+t,i[5]=e[5]+t,i[6]=e[6]+t,i[7]=e[7]+t,i[8]=e[8]+t,i[9]=e[9]+t,i[10]=e[10]+t,i[11]=e[11]+t,i[12]=e[12]+t,i[13]=e[13]+t,i[14]=e[14]+t,i[15]=e[15]+t,i},addScalarMat4:function(e,t,i){return re.addMat4Scalar(t,e,i)},subMat4:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i[4]=e[4]-t[4],i[5]=e[5]-t[5],i[6]=e[6]-t[6],i[7]=e[7]-t[7],i[8]=e[8]-t[8],i[9]=e[9]-t[9],i[10]=e[10]-t[10],i[11]=e[11]-t[11],i[12]=e[12]-t[12],i[13]=e[13]-t[13],i[14]=e[14]-t[14],i[15]=e[15]-t[15],i},subMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i[4]=e[4]-t,i[5]=e[5]-t,i[6]=e[6]-t,i[7]=e[7]-t,i[8]=e[8]-t,i[9]=e[9]-t,i[10]=e[10]-t,i[11]=e[11]-t,i[12]=e[12]-t,i[13]=e[13]-t,i[14]=e[14]-t,i[15]=e[15]-t,i},subScalarMat4:function(e,t,i){return i||(i=t),i[0]=e-t[0],i[1]=e-t[1],i[2]=e-t[2],i[3]=e-t[3],i[4]=e-t[4],i[5]=e-t[5],i[6]=e-t[6],i[7]=e-t[7],i[8]=e-t[8],i[9]=e-t[9],i[10]=e-t[10],i[11]=e-t[11],i[12]=e-t[12],i[13]=e-t[13],i[14]=e-t[14],i[15]=e-t[15],i},mulMat4:function(e,t,i){i||(i=e);var r=e[0],s=e[1],n=e[2],o=e[3],a=e[4],l=e[5],u=e[6],c=e[7],A=e[8],h=e[9],d=e[10],p=e[11],f=e[12],v=e[13],g=e[14],m=e[15],_=t[0],y=t[1],b=t[2],x=t[3],w=t[4],B=t[5],P=t[6],C=t[7],M=t[8],E=t[9],F=t[10],k=t[11],I=t[12],D=t[13],S=t[14],T=t[15];return i[0]=_*r+y*a+b*A+x*f,i[1]=_*s+y*l+b*h+x*v,i[2]=_*n+y*u+b*d+x*g,i[3]=_*o+y*c+b*p+x*m,i[4]=w*r+B*a+P*A+C*f,i[5]=w*s+B*l+P*h+C*v,i[6]=w*n+B*u+P*d+C*g,i[7]=w*o+B*c+P*p+C*m,i[8]=M*r+E*a+F*A+k*f,i[9]=M*s+E*l+F*h+k*v,i[10]=M*n+E*u+F*d+k*g,i[11]=M*o+E*c+F*p+k*m,i[12]=I*r+D*a+S*A+T*f,i[13]=I*s+D*l+S*h+T*v,i[14]=I*n+D*u+S*d+T*g,i[15]=I*o+D*c+S*p+T*m,i},mulMat3:function(e,t,i){i||(i=new q(9));var r=e[0],s=e[3],n=e[6],o=e[1],a=e[4],l=e[7],u=e[2],c=e[5],A=e[8],h=t[0],d=t[3],p=t[6],f=t[1],v=t[4],g=t[7],m=t[2],_=t[5],y=t[8];return i[0]=r*h+s*f+n*m,i[3]=r*d+s*v+n*_,i[6]=r*p+s*g+n*y,i[1]=o*h+a*f+l*m,i[4]=o*d+a*v+l*_,i[7]=o*p+a*g+l*y,i[2]=u*h+c*f+A*m,i[5]=u*d+c*v+A*_,i[8]=u*p+c*g+A*y,i},mulMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i},mulMat4v4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=t[0],s=t[1],n=t[2],o=t[3];return i[0]=e[0]*r+e[4]*s+e[8]*n+e[12]*o,i[1]=e[1]*r+e[5]*s+e[9]*n+e[13]*o,i[2]=e[2]*r+e[6]*s+e[10]*n+e[14]*o,i[3]=e[3]*r+e[7]*s+e[11]*n+e[15]*o,i},transposeMat4:function(e,t){var i=e[4],r=e[14],s=e[8],n=e[13],o=e[12],a=e[9];if(!t||e===t){var l=e[1],u=e[2],c=e[3],A=e[6],h=e[7],d=e[11];return e[1]=i,e[2]=s,e[3]=o,e[4]=l,e[6]=a,e[7]=n,e[8]=u,e[9]=A,e[11]=r,e[12]=c,e[13]=h,e[14]=d,e}return t[0]=e[0],t[1]=i,t[2]=s,t[3]=o,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=n,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=r,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3:function(e,t){if(t===e){var i=e[1],r=e[2],s=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=r,t[7]=s}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4:function(e){var t=e[0],i=e[1],r=e[2],s=e[3],n=e[4],o=e[5],a=e[6],l=e[7],u=e[8],c=e[9],A=e[10],h=e[11],d=e[12],p=e[13],f=e[14],v=e[15];return d*c*a*s-u*p*a*s-d*o*A*s+n*p*A*s+u*o*f*s-n*c*f*s-d*c*r*l+u*p*r*l+d*i*A*l-t*p*A*l-u*i*f*l+t*c*f*l+d*o*r*h-n*p*r*h-d*i*a*h+t*p*a*h+n*i*f*h-t*o*f*h-u*o*r*v+n*c*r*v+u*i*a*v-t*c*a*v-n*i*A*v+t*o*A*v},inverseMat4:function(e,t){t||(t=e);var i=e[0],r=e[1],s=e[2],n=e[3],o=e[4],a=e[5],l=e[6],u=e[7],c=e[8],A=e[9],h=e[10],d=e[11],p=e[12],f=e[13],v=e[14],g=e[15],m=i*a-r*o,_=i*l-s*o,y=i*u-n*o,b=r*l-s*a,x=r*u-n*a,w=s*u-n*l,B=c*f-A*p,P=c*v-h*p,C=c*g-d*p,M=A*v-h*f,E=A*g-d*f,F=h*g-d*v,k=1/(m*F-_*E+y*M+b*C-x*P+w*B);return t[0]=(a*F-l*E+u*M)*k,t[1]=(-r*F+s*E-n*M)*k,t[2]=(f*w-v*x+g*b)*k,t[3]=(-A*w+h*x-d*b)*k,t[4]=(-o*F+l*C-u*P)*k,t[5]=(i*F-s*C+n*P)*k,t[6]=(-p*w+v*y-g*_)*k,t[7]=(c*w-h*y+d*_)*k,t[8]=(o*E-a*C+u*B)*k,t[9]=(-i*E+r*C-n*B)*k,t[10]=(p*x-f*y+g*m)*k,t[11]=(-c*x+A*y-d*m)*k,t[12]=(-o*M+a*P-l*B)*k,t[13]=(i*M-r*P+s*B)*k,t[14]=(-p*b+f*_-v*m)*k,t[15]=(c*b-A*_+h*m)*k,t},traceMat4:function(e){return e[0]+e[5]+e[10]+e[15]},translationMat4v:function(e,t){var i=t||re.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v:function(e,t){var i=t||re.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(H=new q(3),function(e,t,i,r){return H[0]=e,H[1]=t,H[2]=i,re.translationMat4v(H,r)}),translationMat4s:function(e,t){return re.translationMat4c(e,e,e,t)},translateMat4v:function(e,t){return re.translateMat4c(e[0],e[1],e[2],t)},translateMat4c:function(e,t,i,r){var s=r[3];r[0]+=s*e,r[1]+=s*t,r[2]+=s*i;var n=r[7];r[4]+=n*e,r[5]+=n*t,r[6]+=n*i;var o=r[11];r[8]+=o*e,r[9]+=o*t,r[10]+=o*i;var a=r[15];return r[12]+=a*e,r[13]+=a*t,r[14]+=a*i,r},setMat4Translation:function(e,t,i){return i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i},rotationMat4v:function(e,t,i){var r,s,n,o,a,l,u=re.normalizeVec4([t[0],t[1],t[2],0],[]),c=Math.sin(e),A=Math.cos(e),h=1-A,d=u[0],p=u[1],f=u[2];return r=d*p,s=p*f,n=f*d,o=d*c,a=p*c,l=f*c,(i=i||re.mat4())[0]=h*d*d+A,i[1]=h*r+l,i[2]=h*n-a,i[3]=0,i[4]=h*r-l,i[5]=h*p*p+A,i[6]=h*s+o,i[7]=0,i[8]=h*n+a,i[9]=h*s-o,i[10]=h*f*f+A,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:function(e,t,i,r,s){return re.rotationMat4v(e,[t,i,r],s)},scalingMat4v:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.identityMat4();return t[0]=e[0],t[5]=e[1],t[10]=e[2],t},scalingMat3v:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.identityMat3();return t[0]=e[0],t[4]=e[1],t},scalingMat4c:function(){var e=new q(3);return function(t,i,r,s){return e[0]=t,e[1]=i,e[2]=r,re.scalingMat4v(e,s)}}(),scaleMat4c:function(e,t,i,r){return r[0]*=e,r[4]*=t,r[8]*=i,r[1]*=e,r[5]*=t,r[9]*=i,r[2]*=e,r[6]*=t,r[10]*=i,r[3]*=e,r[7]*=t,r[11]*=i,r},scaleMat4v:function(e,t){var i=e[0],r=e[1],s=e[2];return t[0]*=i,t[4]*=r,t[8]*=s,t[1]*=i,t[5]*=r,t[9]*=s,t[2]*=i,t[6]*=r,t[10]*=s,t[3]*=i,t[7]*=r,t[11]*=s,t},scalingMat4s:function(e){return re.scalingMat4c(e,e,e)},rotationTranslationMat4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.mat4(),r=e[0],s=e[1],n=e[2],o=e[3],a=r+r,l=s+s,u=n+n,c=r*a,A=r*l,h=r*u,d=s*l,p=s*u,f=n*u,v=o*a,g=o*l,m=o*u;return i[0]=1-(d+f),i[1]=A+m,i[2]=h-g,i[3]=0,i[4]=A-m,i[5]=1-(c+f),i[6]=p+v,i[7]=0,i[8]=h+g,i[9]=p-v,i[10]=1-(c+d),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=re.clamp,s=e[0],n=e[4],o=e[8],a=e[1],l=e[5],u=e[9],c=e[2],A=e[6],h=e[10];return"XYZ"===t?(i[1]=Math.asin(r(o,-1,1)),Math.abs(o)<.99999?(i[0]=Math.atan2(-u,h),i[2]=Math.atan2(-n,s)):(i[0]=Math.atan2(A,l),i[2]=0)):"YXZ"===t?(i[0]=Math.asin(-r(u,-1,1)),Math.abs(u)<.99999?(i[1]=Math.atan2(o,h),i[2]=Math.atan2(a,l)):(i[1]=Math.atan2(-c,s),i[2]=0)):"ZXY"===t?(i[0]=Math.asin(r(A,-1,1)),Math.abs(A)<.99999?(i[1]=Math.atan2(-c,h),i[2]=Math.atan2(-n,l)):(i[1]=0,i[2]=Math.atan2(a,s))):"ZYX"===t?(i[1]=Math.asin(-r(c,-1,1)),Math.abs(c)<.99999?(i[0]=Math.atan2(A,h),i[2]=Math.atan2(a,s)):(i[0]=0,i[2]=Math.atan2(-n,l))):"YZX"===t?(i[2]=Math.asin(r(a,-1,1)),Math.abs(a)<.99999?(i[0]=Math.atan2(-u,l),i[1]=Math.atan2(-c,s)):(i[0]=0,i[1]=Math.atan2(o,h))):"XZY"===t&&(i[2]=Math.asin(-r(n,-1,1)),Math.abs(n)<.99999?(i[0]=Math.atan2(A,l),i[1]=Math.atan2(o,s)):(i[0]=Math.atan2(-u,h),i[1]=0)),i},composeMat4:function(e,t,i){var r=arguments.length>3&&void 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p===y&&f===b&&v===x?re.identityMat4():(s=p-y,n=f-b,o=v-x,a=m*(o*=d=1/Math.sqrt(s*s+n*n+o*o))-_*(n*=d),l=_*(s*=d)-g*o,u=g*n-m*s,(d=Math.sqrt(a*a+l*l+u*u))?(a*=d=1/d,l*=d,u*=d):(a=0,l=0,u=0),c=n*u-o*l,A=o*a-s*u,h=s*l-n*a,(d=Math.sqrt(c*c+A*A+h*h))?(c*=d=1/d,A*=d,h*=d):(c=0,A=0,h=0),r[0]=a,r[1]=c,r[2]=s,r[3]=0,r[4]=l,r[5]=A,r[6]=n,r[7]=0,r[8]=u,r[9]=h,r[10]=o,r[11]=0,r[12]=-(a*p+l*f+u*v),r[13]=-(c*p+A*f+h*v),r[14]=-(s*p+n*f+o*v),r[15]=1,r)},lookAtMat4c:function(e,t,i,r,s,n,o,a,l){return re.lookAtMat4v([e,t,i],[r,s,n],[o,a,l],[])},orthoMat4c:function(e,t,i,r,s,n,o){o||(o=re.mat4());var a=t-e,l=r-i,u=n-s;return o[0]=2/a,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=2/l,o[6]=0,o[7]=0,o[8]=0,o[9]=0,o[10]=-2/u,o[11]=0,o[12]=-(e+t)/a,o[13]=-(r+i)/l,o[14]=-(n+s)/u,o[15]=1,o},frustumMat4v:function(e,t,i){i||(i=re.mat4());var r=[e[0],e[1],e[2],0],s=[t[0],t[1],t[2],0];re.addVec4(s,r,ee),re.subVec4(s,r,te);var n=2*r[2],o=te[0],a=te[1],l=te[2];return i[0]=n/o,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=n/a,i[6]=0,i[7]=0,i[8]=ee[0]/o,i[9]=ee[1]/a,i[10]=-ee[2]/l,i[11]=-1,i[12]=0,i[13]=0,i[14]=-n*s[2]/l,i[15]=0,i},frustumMat4:function(e,t,i,r,s,n,o){o||(o=re.mat4());var a=t-e,l=r-i,u=n-s;return o[0]=2*s/a,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=2*s/l,o[6]=0,o[7]=0,o[8]=(t+e)/a,o[9]=(r+i)/l,o[10]=-(n+s)/u,o[11]=-1,o[12]=0,o[13]=0,o[14]=-n*s*2/u,o[15]=0,o},perspectiveMat4:function(e,t,i,r,s){var n=[],o=[];return n[2]=i,o[2]=r,o[1]=n[2]*Math.tan(e/2),n[1]=-o[1],o[0]=o[1]*t,n[0]=-o[0],re.frustumMat4v(n,o,s)},compareMat4:function(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15]},transformPoint3:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec3(),r=t[0],s=t[1],n=t[2];return i[0]=e[0]*r+e[4]*s+e[8]*n+e[12],i[1]=e[1]*r+e[5]*s+e[9]*n+e[13],i[2]=e[2]*r+e[6]*s+e[10]*n+e[14],i},transformPoint4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4();return i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i},transformPoints3:function(e,t,i){for(var r,s,n,o,a,l=i||[],u=t.length,c=e[0],A=e[1],h=e[2],d=e[3],p=e[4],f=e[5],v=e[6],g=e[7],m=e[8],_=e[9],y=e[10],b=e[11],x=e[12],w=e[13],B=e[14],P=e[15],C=0;C<u;++C)r=(o=t[C])[0],s=o[1],n=o[2],(a=l[C]||(l[C]=[0,0,0]))[0]=c*r+p*s+m*n+x,a[1]=A*r+f*s+_*n+w,a[2]=h*r+v*s+y*n+B,a[3]=d*r+g*s+b*n+P;return l.length=u,l},transformPositions3:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2];e[3];var A=e[4],h=e[5],d=e[6];e[7];var p=e[8],f=e[9],v=e[10];e[11];var g=e[12],m=e[13],_=e[14];for(e[15],i=0;i<a;i+=3)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+A*s+p*n+g,o[i+1]=u*r+h*s+f*n+m,o[i+2]=c*r+d*s+v*n+_;return o},transformPositions4:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2],A=e[3],h=e[4],d=e[5],p=e[6],f=e[7],v=e[8],g=e[9],m=e[10],_=e[11],y=e[12],b=e[13],x=e[14],w=e[15];for(i=0;i<a;i+=4)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+h*s+v*n+y,o[i+1]=u*r+d*s+g*n+b,o[i+2]=c*r+p*s+m*n+x,o[i+3]=A*r+f*s+_*n+w;return o},transformVec3:function(e,t,i){var r=t[0],s=t[1],n=t[2];return(i=i||this.vec3())[0]=e[0]*r+e[4]*s+e[8]*n,i[1]=e[1]*r+e[5]*s+e[9]*n,i[2]=e[2]*r+e[6]*s+e[10]*n,i},transformVec4:function(e,t,i){var r=t[0],s=t[1],n=t[2],o=t[3];return(i=i||re.vec4())[0]=e[0]*r+e[4]*s+e[8]*n+e[12]*o,i[1]=e[1]*r+e[5]*s+e[9]*n+e[13]*o,i[2]=e[2]*r+e[6]*s+e[10]*n+e[14]*o,i[3]=e[3]*r+e[7]*s+e[11]*n+e[15]*o,i},rotateVec2:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:e,s=Math.cos(i),n=Math.sin(i),o=e[0]-t[0],a=e[1]-t[1];return r[0]=o*s-a*n+t[0],r[1]=o*n+a*s+t[1],e},rotateVec3X:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[0],n[1]=s[1]*Math.cos(i)-s[2]*Math.sin(i),n[2]=s[1]*Math.sin(i)+s[2]*Math.cos(i),r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},rotateVec3Y:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[2]*Math.sin(i)+s[0]*Math.cos(i),n[1]=s[1],n[2]=s[2]*Math.cos(i)-s[0]*Math.sin(i),r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},rotateVec3Z:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[0]*Math.cos(i)-s[1]*Math.sin(i),n[1]=s[0]*Math.sin(i)+s[1]*Math.cos(i),n[2]=s[2],r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},projectVec4:function(e,t){var i=1/e[3];return(t=t||re.vec2())[0]=e[0]*i,t[1]=e[1]*i,t},unprojectVec3:(N=new q(16),Q=new q(16),V=new q(16),function(e,t,i,r){return this.transformVec3(this.mulMat4(this.inverseMat4(t,N),this.inverseMat4(i,Q),V),e,r)}),lerpVec3:function(e,t,i,r,s,n){var o=n||re.vec3(),a=(e-t)/(i-t);return o[0]=r[0]+a*(s[0]-r[0]),o[1]=r[1]+a*(s[1]-r[1]),o[2]=r[2]+a*(s[2]-r[2]),o},lerpMat4:function(e,t,i,r,s,n){var o=n||re.mat4(),a=(e-t)/(i-t);return o[0]=r[0]+a*(s[0]-r[0]),o[1]=r[1]+a*(s[1]-r[1]),o[2]=r[2]+a*(s[2]-r[2]),o[3]=r[3]+a*(s[3]-r[3]),o[4]=r[4]+a*(s[4]-r[4]),o[5]=r[5]+a*(s[5]-r[5]),o[6]=r[6]+a*(s[6]-r[6]),o[7]=r[7]+a*(s[7]-r[7]),o[8]=r[8]+a*(s[8]-r[8]),o[9]=r[9]+a*(s[9]-r[9]),o[10]=r[10]+a*(s[10]-r[10]),o[11]=r[11]+a*(s[11]-r[11]),o[12]=r[12]+a*(s[12]-r[12]),o[13]=r[13]+a*(s[13]-r[13]),o[14]=r[14]+a*(s[14]-r[14]),o[15]=r[15]+a*(s[15]-r[15]),o},flatten:function(e){var t,i,r,s,n,o=[];for(t=0,i=e.length;t<i;t++)for(r=0,s=(n=e[t]).length;r<s;r++)o.push(n[r]);return o},identityQuaternion:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.vec4();return e[0]=0,e[1]=0,e[2]=0,e[3]=1,e},eulerToQuaternion:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=e[0]*re.DEGTORAD/2,s=e[1]*re.DEGTORAD/2,n=e[2]*re.DEGTORAD/2,o=Math.cos(r),a=Math.cos(s),l=Math.cos(n),u=Math.sin(r),c=Math.sin(s),A=Math.sin(n);return"XYZ"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l-u*c*A):"YXZ"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l+u*c*A):"ZXY"===t?(i[0]=u*a*l-o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l-u*c*A):"ZYX"===t?(i[0]=u*a*l-o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l+u*c*A):"YZX"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l-u*c*A):"XZY"===t&&(i[0]=u*a*l-o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l+u*c*A),i},mat4ToQuaternion:function(e){var t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec4(),r=e[0],s=e[4],n=e[8],o=e[1],a=e[5],l=e[9],u=e[2],c=e[6],A=e[10],h=r+a+A;return 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n=re.subVec3(t,e,i),o=s[0]-r[0],a=r[3]-s[0],l=s[1]-r[1],u=r[4]-s[1],c=s[2]-r[2],A=r[5]-s[2];return n[0]+=o>a?o:a,n[1]+=l>u?l:u,n[2]+=c>A?c:A,Math.abs(re.lenVec3(n))}}(),getAABB3Area:function(e){return(e[3]-e[0])*(e[4]-e[1])*(e[5]-e[2])},getAABB3Center:function(e,t){var i=t||re.vec3();return i[0]=(e[0]+e[3])/2,i[1]=(e[1]+e[4])/2,i[2]=(e[2]+e[5])/2,i},getAABB2Center:function(e,t){var i=t||re.vec2();return i[0]=(e[2]+e[0])/2,i[1]=(e[3]+e[1])/2,i},collapseAABB3:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.AABB3();return e[0]=re.MAX_DOUBLE,e[1]=re.MAX_DOUBLE,e[2]=re.MAX_DOUBLE,e[3]=re.MIN_DOUBLE,e[4]=re.MIN_DOUBLE,e[5]=re.MIN_DOUBLE,e},AABB3ToOBB3:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.OBB3();return 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a=e.length/3;return t[0]=i/a,t[1]=r/a,t[2]=s/a,t},expandAABB3:function(e,t){return e[0]>t[0]&&(e[0]=t[0]),e[1]>t[1]&&(e[1]=t[1]),e[2]>t[2]&&(e[2]=t[2]),e[3]<t[3]&&(e[3]=t[3]),e[4]<t[4]&&(e[4]=t[4]),e[5]<t[5]&&(e[5]=t[5]),e},expandAABB3Point3:function(e,t){return e[0]>t[0]&&(e[0]=t[0]),e[1]>t[1]&&(e[1]=t[1]),e[2]>t[2]&&(e[2]=t[2]),e[3]<t[0]&&(e[3]=t[0]),e[4]<t[1]&&(e[4]=t[1]),e[5]<t[2]&&(e[5]=t[2]),e},expandAABB3Points3:function(e,t){for(var i,r,s,n=0,o=t.length;n<o;n+=3)i=t[n],r=t[n+1],s=t[n+2],e[0]>i&&(e[0]=i),e[1]>r&&(e[1]=r),e[2]>s&&(e[2]=s),e[3]<i&&(e[3]=i),e[4]<r&&(e[4]=r),e[5]<s&&(e[5]=s);return e},collapseAABB2:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.AABB2();return e[0]=re.MAX_DOUBLE,e[1]=re.MAX_DOUBLE,e[2]=re.MIN_DOUBLE,e[3]=re.MIN_DOUBLE,e},point3AABB3Intersect:function(e,t){return e[0]>t[0]||e[3]<t[0]||e[1]>t[1]||e[4]<t[1]||e[2]>t[2]||e[5]<t[2]},point3AABB3AbsoluteIntersect:function(e,t){return e[0]<=t[0]&&e[3]>=t[0]&&e[1]<=t[1]&&e[4]>=t[1]&&e[2]<=t[2]&&e[5]>=t[2]},planeAABB3Intersect:function(e,t,i){var r,s;return e[0]>0?(r=e[0]*i[0],s=e[0]*i[3]):(r=e[0]*i[3],s=e[0]*i[0]),e[1]>0?(r+=e[1]*i[1],s+=e[1]*i[4]):(r+=e[1]*i[4],s+=e[1]*i[1]),e[2]>0?(r+=e[2]*i[2],s+=e[2]*i[5]):(r+=e[2]*i[5],s+=e[2]*i[2]),r<=-t&&s<=-t?-1:r>=-t&&s>=-t?1:0},OBB3ToAABB2:function(e){for(var t,i,r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.AABB2(),n=re.MAX_DOUBLE,o=re.MAX_DOUBLE,a=re.MIN_DOUBLE,l=re.MIN_DOUBLE,u=0,c=e.length;u<c;u+=4)t=e[u+0],i=e[u+1],(t*=r=1/(e[u+3]||1))<n&&(n=t),(i*=r)<o&&(o=i),t>a&&(a=t),i>l&&(l=i);return s[0]=n,s[1]=o,s[2]=a,s[3]=l,s},expandAABB2:function(e,t){return e[0]>t[0]&&(e[0]=t[0]),e[1]>t[1]&&(e[1]=t[1]),e[2]<t[2]&&(e[2]=t[2]),e[3]<t[3]&&(e[3]=t[3]),e},expandAABB2Point2:function(e,t){return e[0]>t[0]&&(e[0]=t[0]),e[1]>t[1]&&(e[1]=t[1]),e[2]<t[0]&&(e[2]=t[0]),e[3]<t[1]&&(e[3]=t[1]),e},AABB2ToCanvas:function(e,t,i){var r=arguments.length>3&&void 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he.isString(e)||he.isNumeric(e)},isSameComponent:function(e,t){return!(!e||!t)&&(he.isNumeric(e)||he.isString(e)?"".concat(e):e.id)===(he.isNumeric(t)||he.isString(t)?"".concat(t):t.id)},isFunction:function(e){return"function"==typeof e},isObject:function(e){var t={}.constructor;return!!e&&e.constructor===t},copy:function(e){return he.apply(e,{})},apply:function(e,t){for(var i in e)e.hasOwnProperty(i)&&(t[i]=e[i]);return t},apply2:function(e,t){for(var i in e)e.hasOwnProperty(i)&&void 0!==e[i]&&null!==e[i]&&(t[i]=e[i]);return t},applyIf:function(e,t){for(var i in e)e.hasOwnProperty(i)&&(void 0!==t[i]&&null!==t[i]||(t[i]=e[i]));return t},isEmptyObject:function(e){for(var t in e)if(e.hasOwnProperty(t))return!1;return!0},inQuotes:function(e){return he.isNumeric(e)?"".concat(e):"'".concat(e,"'")},concat:function(e,t){var i=new e.constructor(e.length+t.length);return i.set(e),i.set(t,e.length),i},flattenParentChildHierarchy:function(e){var t=[];return function e(i){i.id=i.uuid,delete i.oid,t.push(i);var r=i.children;if(r)for(var s=0,n=r.length;s<n;s++){r[s].parent=i.id,e(r[s])}i.children=[]}(e),t}},de={},pe=new G,fe=new oe,ve={sceneId:null,time:null,startTime:null,prevTime:null,deltaTime:null},ge=[],me=0,_e=0;var ye,be,xe,we=new function(){this.version="1.0.0",this.scenes={},this._superTypes={},this._addScene=function(e){if(e.id){if(we.scenes[e.id])return void console.error("[ERROR] Scene ".concat(he.inQuotes(e.id)," already exists"))}else e.id=pe.addItem({});we.scenes[e.id]=e;var t=e.ticksPerOcclusionTest,i=e.ticksPerRender;de[e.id]={ticksPerOcclusionTest:t,ticksPerRender:i,renderCountdown:i},ae.components.scenes++,e.once("destroyed",(function(){pe.removeItem(e.id),delete we.scenes[e.id],delete de[e.id],ae.components.scenes--}))},this.clear=function(){var e;for(var t in we.scenes)we.scenes.hasOwnProperty(t)&&(e=we.scenes[t],"default.scene"===t?e.clear():(e.destroy(),delete we.scenes[e.id]))},this.scheduleTask=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;fe.push(e),fe.push(t)},this.runTasks=function(){for(var e,t,i=arguments.length>0&&void 0!==arguments[0]?arguments[0]:-1,r=(new Date).getTime(),s=0;fe.length>0&&(i<0||r<i);)e=fe.shift(),(t=fe.shift())?e.call(t):e(),r=(new Date).getTime(),s++;return s},this.getNumTasks=function(){return fe.length}},Be=function(){var e=Date.now();if(Ae=e-me,me>0&&Ae>0){var t=1e3/Ae;_e+=t,ge.push(t),ge.length>=30&&(_e-=ge.shift()),ae.frame.fps=Math.round(_e/ge.length)}for(var i in we.scenes)we.scenes[i].compile();Pe(e),me=e};ye=function(){Be()},be=100,xe=Date.now()+be,function e(){var t=Date.now()-xe;ye(),xe+=be,setTimeout(e,Math.max(0,be-t))}();function Pe(e){var t=we.runTasks(e+10),i=we.getNumTasks();ae.frame.tasksRun=t,ae.frame.tasksScheduled=i,ae.frame.tasksBudget=10}!function e(){var t=Date.now();if(Ae=t-me,me>0&&Ae>0){var i=1e3/Ae;_e+=i,ge.push(i),ge.length>=30&&(_e-=ge.shift()),ae.frame.fps=Math.round(_e/ge.length)}Pe(t),function(e){for(var t in ve.time=e,we.scenes)if(we.scenes.hasOwnProperty(t)){var i=we.scenes[t];ve.sceneId=t,ve.startTime=i.startTime,ve.deltaTime=null!=ve.prevTime?ve.time-ve.prevTime:0,i.fire("tick",ve,!0)}ve.prevTime=e}(t),function(){var e,t,i,r,s,n=we.scenes,o=!1;for(s in n)n.hasOwnProperty(s)&&(e=n[s],(t=de[s])||(t=de[s]={}),i=e.ticksPerOcclusionTest,t.ticksPerOcclusionTest!==i&&(t.ticksPerOcclusionTest=i,t.renderCountdown=i),--e.occlusionTestCountdown<=0&&(e.doOcclusionTest(),e.occlusionTestCountdown=i),r=e.ticksPerRender,t.ticksPerRender!==r&&(t.ticksPerRender=r,t.renderCountdown=r),0==--t.renderCountdown&&(e.render(o),t.renderCountdown=r))}(),void 0!==window.requestPostAnimationFrame?window.requestPostAnimationFrame(Be):requestAnimationFrame(e)}();var Ce=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,e),this.scene=null,"Scene"===this.type)this.scene=this,this.viewer=i.viewer;else{if("Scene"===t.type)this.scene=t;else{if(!(t instanceof e))throw"Invalid param: owner must be a Component";this.scene=t.scene}this._owner=t}this._dontClear=!!i.dontClear,this._renderer=this.scene._renderer,this.meta=i.meta||{},this.id=i.id,this.destroyed=!1,this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this!==this.scene&&this.scene._addComponent(this),this._updateScheduled=!1,t&&t._own(this)}return C(e,[{key:"type",get:function(){return"Component"}},{key:"isComponent",get:function(){return!0}},{key:"glRedraw",value:function(){this._renderer&&(this._renderer.imageDirty(),this.castsShadow&&this._renderer.shadowsDirty())}},{key:"glResort",value:function(){this._renderer&&this._renderer.needStateSort()}},{key:"owner",get:function(){return this._owner}},{key:"isType",value:function(e){return this.type===e}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var r,s=this._eventSubs[e];if(s)for(var n in s)s.hasOwnProperty(n)&&(r=s[n],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new G),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var r=this._eventSubs[e];r?this._eventSubsNum[e]++:(r={},this._eventSubs[e]=r,this._eventSubsNum[e]=1);var s=this._subIdMap.addItem();r[s]={callback:t,scope:i||this},this._subIdEvents[s]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),s}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var r=this,s=this.on(e,(function(e){r.off(s),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){e="[LOG]"+this._message(e),window.console.log(e),this.scene.fire("log",e)}},{key:"_message",value:function(e){return" ["+this.type+" "+he.inQuotes(this.id)+"]: "+e}},{key:"warn",value:function(e){e="[WARN]"+this._message(e),window.console.warn(e),this.scene.fire("warn",e)}},{key:"error",value:function(e){e="[ERROR]"+this._message(e),window.console.error(e),this.scene.fire("error",e)}},{key:"_attach",value:function(e){var t=e.name;if(t){var i=e.component,r=e.sceneDefault,s=e.sceneSingleton,n=e.type,o=e.on,a=!1!==e.recompiles;if(i&&(he.isNumeric(i)||he.isString(i))){var l=i;if(!(i=this.scene.components[l]))return void this.error("Component not found: "+he.inQuotes(l))}if(!i)if(!0===s){var u=this.scene.types[n];for(var c in u)if(u.hasOwnProperty){i=u[c];break}if(!i)return this.error("Scene has no default component for '"+t+"'"),null}else if(!0===r&&!(i=this.scene[t]))return this.error("Scene has no default component for '"+t+"'"),null;if(i){if(i.scene.id!==this.scene.id)return void this.error("Not in same scene: "+i.type+" "+he.inQuotes(i.id));if(n&&!i.isType(n))return void this.error("Expected a "+n+" type or subtype: "+i.type+" "+he.inQuotes(i.id))}this._attachments||(this._attachments={});var A,h,d,p=this._attached[t];if(p){if(i&&p.id===i.id)return;var f=this._attachments[p.id];for(h=0,d=(A=f.subs).length;h<d;h++)p.off(A[h]);delete this._attached[t],delete this._attachments[p.id];var v=f.params.onDetached;v&&(he.isFunction(v)?v(p):v.scope?v.callback.call(v.scope,p):v.callback(p)),f.managingLifecycle&&p.destroy()}if(i){var g={params:e,component:i,subs:[],managingLifecycle:!1};g.subs.push(i.once("destroyed",(function(){g.params.component=null,this._attach(g.params)}),this)),a&&g.subs.push(i.on("dirty",(function(){this.fire("dirty",this)}),this)),this._attached[t]=i,this._attachments[i.id]=g;var m,_,y,b,x=e.onAttached;if(x&&(he.isFunction(x)?x(i):x.scope?x.callback.call(x.scope,i):x.callback(i)),o)for(m in o)if(o.hasOwnProperty(m)){if(_=o[m],he.isFunction(_)?(y=_,b=null):(y=_.callback,b=_.scope),!y)continue;g.subs.push(i.on(m,y,b))}}return a&&this.fire("dirty",this),this.fire(t,i),i}this.error("Component 'name' 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t._ownedComponents[e.id]}),this)}},{key:"_needUpdate",value:function(e){this._updateScheduled||(this._updateScheduled=!0,0===e?this._doUpdate():we.scheduleTask(this._doUpdate,this))}},{key:"_doUpdate",value:function(){this._updateScheduled&&(this._updateScheduled=!1,this._update&&this._update())}},{key:"scheduleTask",value:function(e){we.scheduleTask(e,null)}},{key:"_update",value:function(){}},{key:"clear",value:function(){if(this._ownedComponents)for(var e in this._ownedComponents){if(this._ownedComponents.hasOwnProperty(e))this._ownedComponents[e].destroy(),delete this._ownedComponents[e]}}},{key:"destroy",value:function(){if(!this.destroyed){var e,t,i,r,s,n;if(this.fire("destroyed",this.destroyed=!0),this._attachments)for(e in this._attachments)if(this._attachments.hasOwnProperty(e)){for(i=(t=this._attachments[e]).component,s=0,n=(r=t.subs).length;s<n;s++)i.off(r[s]);t.managingLifecycle&&i.destroy()}if(this._ownedComponents)for(e in this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&((i=this._ownedComponents[e]).destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}}]),e}(),Me=re.vec3(),Ee=re.vec3(),Fe=re.mat4(),ke=function(){function e(){B(this,e),this.normal=re.vec3(),this.offset=0,this.testVertex=re.vec3()}return C(e,[{key:"set",value:function(e,t,i,r){var s=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*s,this.normal[1]=t*s,this.normal[2]=i*s,this.offset=r*s,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}]),e}(),Ie=C((function e(){B(this,e),this.planes=[new ke,new ke,new ke,new ke,new ke,new ke]}));function De(e,t,i){var r=re.mulMat4(i,t,Fe),s=r[0],n=r[1],o=r[2],a=r[3],l=r[4],u=r[5],c=r[6],A=r[7],h=r[8],d=r[9],p=r[10],f=r[11],v=r[12],g=r[13],m=r[14],_=r[15];e.planes[0].set(a-s,A-l,f-h,_-v),e.planes[1].set(a+s,A+l,f+h,_+v),e.planes[2].set(a-n,A-u,f-d,_-g),e.planes[3].set(a+n,A+u,f+d,_+g),e.planes[4].set(a-o,A-c,f-p,_-m),e.planes[5].set(a+o,A+c,f+p,_+m)}function Se(e,t){var i=Ie.INSIDE,r=Me,s=Ee;r[0]=t[0],r[1]=t[1],r[2]=t[2],s[0]=t[3],s[1]=t[4],s[2]=t[5];for(var n=[r,s],o=0;o<6;++o){var a=e.planes[o];if(a.normal[0]*n[a.testVertex[0]][0]+a.normal[1]*n[a.testVertex[1]][1]+a.normal[2]*n[a.testVertex[2]][2]+a.offset<0)return Ie.OUTSIDE;a.normal[0]*n[1-a.testVertex[0]][0]+a.normal[1]*n[1-a.testVertex[1]][1]+a.normal[2]*n[1-a.testVertex[2]][2]+a.offset<0&&(i=Ie.INTERSECT)}return i}Ie.INSIDE=0,Ie.INTERSECT=1,Ie.OUTSIDE=2;var Te=function(e){g(i,Ce);var t=_(i);function i(){var e,r=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(B(this,i),!r.viewer)throw"[MarqueePicker] Missing config: viewer";if(!r.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";return(e=t.call(this,r.viewer.scene,r)).viewer=r.viewer,e._objectsKdTree3=r.objectsKdTree3,e._canvasMarqueeCorner1=re.vec2(),e._canvasMarqueeCorner2=re.vec2(),e._canvasMarquee=re.AABB2(),e._marqueeFrustum=new Ie,e._marqueeFrustumProjMat=re.mat4(),e._pickMode=!1,e._marqueeElement=document.createElement("div"),document.body.appendChild(e._marqueeElement),e._marqueeElement.style.position="absolute",e._marqueeElement.style["z-index"]="40000005",e._marqueeElement.style.width="8px",e._marqueeElement.style.height="8px",e._marqueeElement.style.visibility="hidden",e._marqueeElement.style.top="0px",e._marqueeElement.style.left="0px",e._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",e._marqueeElement.style.opacity=1,e._marqueeElement.style["pointer-events"]="none",e}return C(i,[{key:"setMarqueeCorner1",value:function(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarqueeCorner2",value:function(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarquee",value:function(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}},{key:"setMarqueeVisible",value:function(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}},{key:"getMarqueeVisible",value:function(){return this._marqueVisible}},{key:"setPickMode",value:function(e){if(e!==i.PICK_MODE_INSIDE&&e!==i.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===i.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}},{key:"getPickMode",value:function(){return this._pickMode}},{key:"clear",value:function(){this.fire("clear",{})}},{key:"pick",value:function(){var e=this;this._updateMarquee(),this._buildMarqueeFrustum();var t=[];return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&function r(s){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ie.INTERSECT;if(n===Ie.INTERSECT&&(n=Se(e._marqueeFrustum,s.aabb)),n!==Ie.OUTSIDE){if(s.entities)for(var o=s.entities,a=0,l=o.length;a<l;a++){var u=o[a];if(u.visible){var c=u.aabb;if(e._pickMode===i.PICK_MODE_INSIDE)Se(e._marqueeFrustum,c)===Ie.INSIDE&&t.push(u.id);else Se(e._marqueeFrustum,c)!==Ie.OUTSIDE&&t.push(u.id)}}s.left&&r(s.left,n),s.right&&r(s.right,n)}}(this._objectsKdTree3.root),this.fire("picked",t),t}},{key:"_updateMarquee",value:function(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width="".concat(this._canvasMarquee[2]-this._canvasMarquee[0],"px"),this._marqueeElement.style.height="".concat(this._canvasMarquee[3]-this._canvasMarquee[1],"px"),this._marqueeElement.style.left="".concat(this._canvasMarquee[0],"px"),this._marqueeElement.style.top="".concat(this._canvasMarquee[1],"px")}},{key:"_buildMarqueeFrustum",value:function(){var e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,r=e.clientLeft,s=e.clientTop,n=2/t,o=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-r)*n-1,u=(this._canvasMarquee[2]-r)*n-1,c=-(this._canvasMarquee[3]-s)*o+1,A=-(this._canvasMarquee[1]-s)*o+1,h=this.viewer.scene.camera.frustum.near*(17*a);re.frustumMat4(l,u,c*a,A*a,h,1e4,this._marqueeFrustumProjMat),De(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}]),i}();Te.PICK_MODE_INTERSECTS=0,Te.PICK_MODE_INSIDE=1;var Re=function(e){g(i,Ce);var t=_(i);function i(e){var r;B(this,i),r=t.call(this,e.marqueePicker,e);var s,n,o,a,l,u,c,A=e.marqueePicker,h=A.viewer.scene.canvas.canvas,d=!1,p=!1,f=!1;return h.addEventListener("mousedown",(function(e){r.getActive()&&0===e.button&&(c=setTimeout((function(){var t=A.viewer.scene.input;t.keyDown[t.KEY_CTRL]||A.clear(),s=e.pageX,n=e.pageY,l=e.offsetX,A.setMarqueeCorner1([s,n]),d=!0,A.viewer.cameraControl.pointerEnabled=!1,A.setMarqueeVisible(!0),h.style.cursor="crosshair"}),400),p=!0)})),h.addEventListener("mouseup",(function(e){if(r.getActive()&&(d||f)&&0===e.button){clearTimeout(c),o=e.pageX,a=e.pageY;var t=Math.abs(o-s),i=Math.abs(a-n);d=!1,A.viewer.cameraControl.pointerEnabled=!0,f&&(f=!1),(t>3||i>3)&&A.pick()}})),document.addEventListener("mouseup",(function(e){r.getActive()&&0===e.button&&(clearTimeout(c),d&&(A.setMarqueeVisible(!1),d=!1,p=!1,f=!0,A.viewer.cameraControl.pointerEnabled=!0))}),!0),h.addEventListener("mousemove",(function(e){r.getActive()&&0===e.button&&p&&(clearTimeout(c),d&&(o=e.pageX,a=e.pageY,u=e.offsetX,A.setMarqueeVisible(!0),A.setMarqueeCorner2([o,a]),A.setPickMode(l<u?Te.PICK_MODE_INSIDE:Te.PICK_MODE_INTERSECTS)))})),r}return C(i,[{key:"setActive",value:function(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}},{key:"getActive",value:function(){return this._active}},{key:"destroy",value:function(){}}]),i}(),Le=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this.viewer=t,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==i.active,this._visible=!1,this._running=!1,this._destroyed=!1}return C(e,[{key:"start",value:function(e){var t=this;if(!this._destroyed){this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.marginLeft="".concat(this._circlePos[0]-this._circleRadius,"px"),this._circleDiv.style.marginTop="".concat(this._circlePos[1]-this._circleRadius,"px");var i,r=this._circleMaxRadius;this._running=!0,requestAnimationFrame((function e(s){if(t._running){i||(i=s);var n=s-i,o=Math.min(n/300,1),a=r+(2-r)*o;t._circleRadius=a,t._circleDiv.style.width="".concat(t._circleRadius,"px"),t._circleDiv.style.height="".concat(t._circleRadius,"px"),t._circleDiv.style.marginLeft="".concat(t._circlePos[0]-t._circleRadius/2,"px"),t._circleDiv.style.marginTop="".concat(t._circlePos[1]-t._circleRadius/2,"px"),o<1&&requestAnimationFrame(e)}})),this._circleDiv.style.visibility="visible"}}},{key:"stop",value:function(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.visibility="hidden")}},{key:"durationMs",get:function(){return this._durationMs},set:function(e){this.stop(),this._durationMs=e}},{key:"destroy",value:function(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}]),e}(),Ue=function(){function e(t,i,r){B(this,e),this.id=r&&r.id?r.id:t,this.viewer=i,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,i.addPlugin(this)}return C(e,[{key:"scheduleTask",value:function(e){we.scheduleTask(e,null)}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var r,s=this._eventSubs[e];if(s)for(var n in s)s.hasOwnProperty(n)&&(r=s[n],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new G),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var r=this._eventSubs[e];r?this._eventSubsNum[e]++:(r={},this._eventSubs[e]=r,this._eventSubsNum[e]=1);var s=this._subIdMap.addItem();r[s]={callback:t,scope:i||this},this._subIdEvents[s]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),s}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var r=this,s=this.on(e,(function(e){r.off(s),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){console.log("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"warn",value:function(e){console.warn("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.removePlugin(this)}}]),e}(),Oe=function(){var e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i},Ne=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==r.visible,this._culled=!1;var s=this._dot,n=s.style;n["border-radius"]="25px",n.border="solid 2px white",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===r.zIndex?"40000005":r.zIndex,n.width="8px",n.height="8px",n.visibility=this._visible?"visible":"hidden",n.top="0px",n.left="0px",n["box-shadow"]="0 2px 5px 0 #182A3D;",n.opacity=1,n["pointer-events"]="none",r.onContextMenu,t.appendChild(s);var o=this._dotClickable,a=o.style;a["border-radius"]="35px",a.border="solid 10px white",a.position="absolute",a["z-index"]=void 0===r.zIndex?"40000007":r.zIndex+1,a.width="8px",a.height="8px",a.visibility="visible",a.top="0px",a.left="0px",a.opacity=0,a["pointer-events"]="none",r.onContextMenu,t.appendChild(o),o.addEventListener("click",(function(e){t.dispatchEvent(new MouseEvent("mouseover",e))})),r.onMouseOver&&o.addEventListener("mouseover",(function(e){r.onMouseOver(e,i),t.dispatchEvent(new MouseEvent("mouseover",e))})),r.onMouseLeave&&o.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i)})),r.onMouseWheel&&o.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&o.addEventListener("mousedown",(function(e){r.onMouseDown(e,i)})),r.onMouseUp&&o.addEventListener("mouseup",(function(e){r.onMouseUp(e,i)})),r.onMouseMove&&o.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onTouchstart&&o.addEventListener("touchstart",(function(e){r.onTouchstart(e,i)})),r.onTouchmove&&o.addEventListener("touchmove",(function(e){r.onTouchmove(e,i)})),r.onTouchend&&o.addEventListener("touchend",(function(e){r.onTouchend(e,i)})),r.onContextMenu&&(Oe()?(o.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),o.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):o.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(r.x||0,r.y||0),this.setFillColor(r.fillColor),this.setBorderColor(r.borderColor)}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var r=this._dotClickable.style;r.left=Math.round(e)-9+"px",r.top=Math.round(t)-9+"px"}},{key:"setFillColor",value:function(e){this._dot.style.background=e||"lightgreen"}},{key:"setBorderColor",value:function(e){this._dot.style.border="solid 2px"+(e||"black")}},{key:"setOpacity",value:function(e){this._dot.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}},{key:"destroy",value:function(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}]),e}(),Qe=re.vec3(),Ve=function(){var e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(r,s,n){return n=n||e,t[0]=s[0],t[1]=s[1],t[2]=s[2],t[3]=1,re.transformVec4(r,t,i),re.setMat4Translation(r,i,n),n.slice()}}();function He(e,t,i){var r=Float32Array.from([e[0]])[0],s=e[0]-r,n=Float32Array.from([e[1]])[0],o=e[1]-n,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=r,t[1]=n,t[2]=a,i[0]=s,i[1]=o,i[2]=l}function je(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1e3,s=re.getPositionsCenter(e,Qe),n=Math.round(s[0]/r)*r,o=Math.round(s[1]/r)*r,a=Math.round(s[2]/r)*r;i[0]=n,i[1]=o,i[2]=a;var l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(var u=0,c=e.length;u<c;u+=3)t[u+0]=e[u+0]-n,t[u+1]=e[u+1]-o,t[u+2]=e[u+2]-a;return l}function Ge(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function ze(e,t,i,r){var s=re.dotVec3(t,i)+e,n=re.normalizeVec3(t,Qe);return re.mulVec3Scalar(n,-s,r),r}var We=1,Ke=4,Xe=8,Je=16,Ye=32,Ze=256,qe=512,$e=1024,et=2048,tt=new Float32Array([0,0,0]),it=new Uint16Array([0,0,0]);re.OBB3();var rt=function(){function e(t,i,r,s,n,o){B(this,e),this._isObject=i,this.scene=t.scene,this.model=t,this.meshes=s,this._numPrimitives=0;for(var a=0,l=this.meshes.length;a<l;a++){var u=this.meshes[a];u.parent=this,u.entity=this,this._numPrimitives+=u.numPrimitives}this.id=r,this.originalSystemId=re.unglobalizeObjectId(t.id,r),this._flags=n,this._aabb=re.AABB3(),this._aabbDirty=!0,this._offset=re.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&t.scene._registerObject(this)}return C(e,[{key:"_transformDirty",value:function(){this._aabbDirty=!0,this.model._transformDirty()}},{key:"_sceneModelDirty",value:function(){this._aabbDirty=!0;for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}},{key:"aabb",get:function(){if(this._aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this.meshes.length;e<t;e++)re.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return!1}},{key:"isObject",get:function(){return this._isObject}},{key:"numPrimitives",get:function(){return this._numPrimitives}},{key:"numTriangles",get:function(){return this._numPrimitives}},{key:"visible",get:function(){return this._getFlag(We)},set:function(e){if(!!(this._flags&We)!==e){this._flags=e?this._flags|We:this._flags&~We;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}},{key:"highlighted",get:function(){return this._getFlag(qe)},set:function(e){if(!!(this._flags&qe)!==e){this._flags=e?this._flags|qe:this._flags&~qe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}},{key:"xrayed",get:function(){return this._getFlag(Ze)},set:function(e){if(!!(this._flags&Ze)!==e){this._flags=e?this._flags|Ze:this._flags&~Ze;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}},{key:"selected",get:function(){return this._getFlag($e)},set:function(e){if(!!(this._flags&$e)!==e){this._flags=e?this._flags|$e:this._flags&~$e;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}},{key:"edges",get:function(){return this._getFlag(et)},set:function(e){if(!!(this._flags&et)!==e){this._flags=e?this._flags|et:this._flags&~et;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}},{key:"culledVFC",get:function(){return!!this._culledVFC},set:function(e){this._culledVFC=e,this._setCulled()}},{key:"culledLOD",get:function(){return!!this._culledLOD},set:function(e){this._culledLOD=e,this._setCulled()}},{key:"culled",get:function(){return!!this._culled},set:function(e){this._culled=e,this._setCulled()}},{key:"_setCulled",value:function(){var e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&Ke)!==e){this._flags=e?this._flags|Ke:this._flags&~Ke;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}},{key:"clippable",get:function(){return this._getFlag(Je)},set:function(e){if(!!(this._flags&Je)!==e){this._flags=e?this._flags|Je:this._flags&~Je;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}},{key:"collidable",get:function(){return this._getFlag(Ye)},set:function(e){if(!!(this._flags&Ye)!==e){this._flags=e?this._flags|Ye:this._flags&~Ye;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}},{key:"pickable",get:function(){return this._getFlag(Xe)},set:function(e){if(!!(this._flags&Xe)!==e){this._flags=e?this._flags|Xe:this._flags&~Xe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}},{key:"colorize",get:function(){if(0===this.meshes.length)return null;var e=this.meshes[0]._colorize;return tt[0]=e[0]/255,tt[1]=e[1]/255,tt[2]=e[2]/255,tt},set:function(e){if(e){it[0]=Math.floor(255*e[0]),it[1]=Math.floor(255*e[1]),it[2]=Math.floor(255*e[2]);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setColorize(it)}else for(var r=0,s=this.meshes.length;r<s;r++)this.meshes[r]._setColorize(null);if(this._isObject){var n=!!e;this.scene._objectColorizeUpdated(this,n),this._colorizeUpdated=n}this.model.glRedraw()}},{key:"opacity",get:function(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1},set:function(e){if(0!==this.meshes.length){var t=null!=e,i=this.meshes[0]._colorize[3],r=255;if(t){if(e<0?e=0:e>1&&(e=1),i===(r=Math.floor(255*e)))return}else if(i===(r=255))return;for(var s=0,n=this.meshes.length;s<n;s++)this.meshes[s]._setOpacity(r,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}},{key:"saoEnabled",get:function(){return this.model.saoEnabled}},{key:"getEachVertex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}},{key:"getEachIndex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}},{key:"volume",get:function(){for(var e=0,t=0,i=this.meshes.length;t<i;t++){var r=this.meshes[t].volume;if(r<0)return-1;e+=r}return e}},{key:"surfaceArea",get:function(){for(var e=0,t=0,i=this.meshes.length;t<i;t++){var r=this.meshes[t].surfaceArea;r>=0&&(e+=r)}return e>0?e:-1}},{key:"_getFlag",value:function(e){return!!(this._flags&e)}},{key:"_finalize",value:function(){var e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._finalize(this._flags)}},{key:"_finalize2",value:function(){for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}},{key:"_destroy",value:function(){var e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._destroy();e._aabbDirty=!0}}]),e}(),st=re.vec4(),nt=re.vec4(),ot=function(e){g(i,Ce);var t=_(i);function i(e,r){var s;return B(this,i),(s=t.call(this,e,r))._entity=null,s._visible=null,s._worldPos=re.vec3(),s._origin=re.vec3(),s._rtcPos=re.vec3(),s._viewPos=re.vec3(),s._canvasPos=re.vec2(),s._occludable=!1,s._onCameraViewMatrix=s.scene.camera.on("matrix",(function(){s._viewPosDirty=!0,s._needUpdate()})),s._onCameraProjMatrix=s.scene.camera.on("projMatrix",(function(){s._canvasPosDirty=!0,s._needUpdate()})),s._onEntityDestroyed=null,s._onEntityModelDestroyed=null,s._renderer.addMarker(b(s)),s.entity=r.entity,s.worldPos=r.worldPos,s.occludable=r.occludable,s}return C(i,[{key:"_update",value:function(){if(this._viewPosDirty&&(re.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){st.set(this._viewPos),st[3]=1,re.transformPoint4(this.scene.camera.projMatrix,st,nt);var e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+nt[0]/nt[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-nt[1]/nt[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}},{key:"_setVisible",value:function(e){this._visible,this._visible=e,this.fire("visible",this._visible)}},{key:"entity",get:function(){return this._entity},set:function(e){var t=this;if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof rt?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(function(){t._entity=null,t._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(function(){t._entity=null,t._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}},{key:"occludable",get:function(){return this._occludable},set:function(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}},{key:"worldPos",get:function(){return this._worldPos},set:function(e){this._worldPos.set(e||[0,0,0]),He(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}},{key:"origin",get:function(){return this._origin}},{key:"rtcPos",get:function(){return this._rtcPos}},{key:"viewPos",get:function(){return this._update(),this._viewPos}},{key:"canvasPos",get:function(){return this._update(),this._canvasPos}},{key:"visible",get:function(){return!!this._visible}},{key:"destroy",value:function(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),at=function(){};function lt(e,t,i){var r=e.getBoundingClientRect(),s=t.getBoundingClientRect();i[0]+=r.left-s.left,i[1]+=r.top-s.top}var ut=function(e){g(i,ot);var t=_(i);function i(e,r,s){var n,o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};B(this,i);var a=function(e,t){return function(i){e&&e(i),n.fire(t,i,!0)}};(n=t.call(this,e,r))._dot=new Ne(s,{fillColor:o.fillColor,zIndex:o.zIndex,onMouseOver:a(o.onMouseOver,"mouseover"),onMouseLeave:a(o.onMouseLeave,"mouseleave"),onMouseWheel:a(o.onMouseWheel,"wheel"),onMouseDown:a(o.onMouseDown,"mousedown"),onMouseUp:a(o.onMouseUp,"mouseup"),onMouseMove:a(o.onMouseMove,"mousemove"),onTouchstart:a(o.onTouchstart,"touchstart"),onTouchmove:a(o.onTouchmove,"touchmove"),onTouchend:a(o.onTouchend,"touchend"),onContextMenu:a(o.onContextMenu,"contextmenu")});var l=function(){var t=n.canvasPos.slice();lt(e.canvas.canvas,s,t),n._dot.setPos(t[0],t[1])};n.on("worldPos",l);var u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return n._cleanup=function(){e.camera.off(u),e.camera.off(c),n._dot.destroy()},n}return C(i,[{key:"setClickable",value:function(e){this._dot.setClickable(e)}},{key:"setCulled",value:function(e){this._dot.setCulled(e)}},{key:"setFillColor",value:function(e){this._dot.setFillColor(e)}},{key:"setHighlighted",value:function(e){this._dot.setHighlighted(e)}},{key:"setOpacity",value:function(e){this._dot.setOpacity(e)}},{key:"setVisible",value:function(e){this._dot.setVisible(e)}},{key:"destroy",value:function(){this._cleanup(),f(x(i.prototype),"destroy",this).call(this)}}]),i}();function ct(e,t){var i,r=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=r("viewer"),n=r("ray2WorldPos"),o=r("handleMouseEvents",!1),a=r("handleTouchEvents",!1),l=r("onStart",at),u=r("onMove",at),c=r("onEnd",at),A=s.scene,d=A.canvas.canvas,p=function(e){var t=re.vec2([e.clientX,e.clientY]);lt(d.ownerDocument.documentElement,d,t),u(t,function(e){var t=re.vec3(),i=re.vec3();return re.canvasPosToWorldRay(d,A.camera.viewMatrix,A.camera.projMatrix,A.camera.projection,e,t,i),n(t,i,e)}(t))},f=null,v=function(e){var t=f.matchesEvent(e);t&&p(t)},g=function(t){var i=f.matchesEvent(t);i&&(e.setOpacity(b),f.cleanup(),p(i),c())},m=function(t,i){f&&f.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,f={matchesEvent:t,cleanup:function(){f=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},l()},_=[],y=function(t,i){var r=e.on(t,i);_.push((function(){return e.off(r)}))};(o&&(y("mouseover",(function(){return!f&&e.setOpacity(1)})),y("mouseleave",(function(){return!f&&e.setOpacity(b)})),y("mousedown",(function(e){1===e.which&&(d.addEventListener("mousemove",v),d.addEventListener("mouseup",g),m((function(e){return 1===e.which&&e}),(function(){d.removeEventListener("mousemove",v),d.removeEventListener("mouseup",g)})))}))),a)&&(y("touchstart",(function(e){e.preventDefault(),1===e.touches.length&&(i=e.touches[0].identifier,m((function(e){return h(e.changedTouches).find((function(e){return e.identifier===i}))}),(function(){i=null})))})),y("touchmove",(function(e){e.preventDefault(),v(e)})),y("touchend",(function(e){e.preventDefault(),g(e)})));var b=.8;return e.setOpacity(b),function(){f&&f.cleanup(),_.forEach((function(e){return e()})),e.setOpacity(1)}}function At(e){var t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),r=t("handleMouseEvents",!1),s=t("handleTouchEvents",!1),n=t("pointerLens",null),o=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",at),u=n?function(e){n.visible=!!e,e&&(n.canvasPos=e)}:function(){},c=o.map((function(e){var t;return ct(e,{handleMouseEvents:r,handleTouchEvents:s,viewer:i,ray2WorldPos:function(e,i,r){return a(e,i,r)||t},onStart:function(){t=e.worldPos.slice(),A(!1,e)},onMove:function(t,i){u(t),e.worldPos=i},onEnd:function(){l(t,e)||(e.worldPos=t),u(null),A(!0,e)}})})),A=function(e,t){return o.forEach((function(i){return i!==t&&i.setClickable(e)}))};return A(!0),function(){c.forEach((function(e){return e()})),u(null)}}var ht=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._color=r.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=r.thickness||1,this._thicknessClickable=r.thicknessClickable||6,this._visible=!0,this._culled=!1;var s=this._wire,n=s.style;n.border="solid "+this._thickness+"px "+this._color,n.position="absolute",n["z-index"]=void 0===r.zIndex?"2000001":r.zIndex,n.width="0px",n.height="0px",n.visibility="visible",n.top="0px",n.left="0px",n["-webkit-transform-origin"]="0 0",n["-moz-transform-origin"]="0 0",n["-ms-transform-origin"]="0 0",n["-o-transform-origin"]="0 0",n["transform-origin"]="0 0",n["-webkit-transform"]="rotate(0deg)",n["-moz-transform"]="rotate(0deg)",n["-ms-transform"]="rotate(0deg)",n["-o-transform"]="rotate(0deg)",n.transform="rotate(0deg)",n.opacity=1,n["pointer-events"]="none",r.onContextMenu,t.appendChild(s);var o=this._wireClickable,a=o.style;a.border="solid "+this._thicknessClickable+"px "+this._color,a.position="absolute",a["z-index"]=void 0===r.zIndex?"2000002":r.zIndex+1,a.width="0px",a.height="0px",a.visibility="visible",a.top="0px",a.left="0px",a["-webkit-transform-origin"]="0 0",a["-moz-transform-origin"]="0 0",a["-ms-transform-origin"]="0 0",a["-o-transform-origin"]="0 0",a["transform-origin"]="0 0",a["-webkit-transform"]="rotate(0deg)",a["-moz-transform"]="rotate(0deg)",a["-ms-transform"]="rotate(0deg)",a["-o-transform"]="rotate(0deg)",a.transform="rotate(0deg)",a.opacity=0,a["pointer-events"]="none",r.onContextMenu,t.appendChild(o),r.onMouseOver&&o.addEventListener("mouseover",(function(e){r.onMouseOver(e,i)})),r.onMouseLeave&&o.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i)})),r.onMouseWheel&&o.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&o.addEventListener("mousedown",(function(e){r.onMouseDown(e,i)})),r.onMouseUp&&o.addEventListener("mouseup",(function(e){r.onMouseUp(e,i)})),r.onMouseMove&&o.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onContextMenu&&(Oe()?(o.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),o.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):o.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}return C(e,[{key:"visible",get:function(){return"visible"===this._wire.style.visibility}},{key:"_update",value:function(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var r=this._wireClickable.style;r.width=Math.round(e)+"px",r.left=Math.round(this._x1)+"px",r.top=Math.round(this._y1)+"px",r["-webkit-transform"]="rotate("+t+"deg)",r["-moz-transform"]="rotate("+t+"deg)",r["-ms-transform"]="rotate("+t+"deg)",r["-o-transform"]="rotate("+t+"deg)",r.transform="rotate("+t+"deg)"}},{key:"setStartAndEnd",value:function(e,t,i,r){this._x1=e,this._y1=t,this._x2=i,this._y2=r,this._update()}},{key:"setColor",value:function(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}},{key:"setOpacity",value:function(e){this._wire.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}},{key:"destroy",value:function(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}]),e}(),dt=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._highlightClass="viewer-ruler-label-highlighted",this._prefix=r.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var s=this._label,n=s.style;n["border-radius"]="5px",n.color="white",n.padding="4px",n.border="solid 1px",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===r.zIndex?"5000005":r.zIndex,n.width="auto",n.height="auto",n.visibility="visible",n.top="0px",n.left="0px",n["pointer-events"]="all",n.opacity=1,r.onContextMenu,s.innerText="",t.appendChild(s),this.setPos(r.x||0,r.y||0),this.setFillColor(r.fillColor),this.setBorderColor(r.fillColor),this.setText(r.text),r.onMouseOver&&s.addEventListener("mouseover",(function(e){r.onMouseOver(e,i),e.preventDefault()})),r.onMouseLeave&&s.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i),e.preventDefault()})),r.onMouseWheel&&s.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&s.addEventListener("mousedown",(function(e){r.onMouseDown(e,i),e.stopPropagation()})),r.onMouseUp&&s.addEventListener("mouseup",(function(e){r.onMouseUp(e,i),e.stopPropagation()})),r.onMouseMove&&s.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onContextMenu&&(Oe()?(s.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),s.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):s.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}},{key:"setPosOnWire",value:function(e,t,i,r){var s=e+.5*(i-e),n=t+.5*(r-t),o=this._label.style;o.left=Math.round(s)-20+"px",o.top=Math.round(n)-12+"px"}},{key:"setPosBetweenWires",value:function(e,t,i,r,s,n){var o=(e+i+s)/3,a=(t+r+n)/3,l=this._label.style;l.left=Math.round(o)-20+"px",l.top=Math.round(a)-12+"px"}},{key:"setText",value:function(e){this._label.innerHTML=this._prefix+(e||"")}},{key:"setFillColor",value:function(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}},{key:"setBorderColor",value:function(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}},{key:"setOpacity",value:function(e){this._label.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}},{key:"setClickable",value:function(e){this._label.style["pointer-events"]=e?"all":"none"}},{key:"setPrefix",value:function(e){this._prefix!==e&&(this._prefix=e)}},{key:"destroy",value:function(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}]),e}(),pt=re.vec3(),ft=re.vec3(),vt=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";r._color=s.color||e.defaultColor;var n=r.plugin.viewer.scene;r._originWorld=re.vec3(),r._cornerWorld=re.vec3(),r._targetWorld=re.vec3(),r._wp=new Float64Array(12),r._vp=new Float64Array(12),r._pp=new Float64Array(12),r._cp=new Int16Array(6);var o=s.onMouseOver?function(e){s.onMouseOver(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=s.onMouseLeave?function(e){s.onMouseLeave(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=s.onContextMenu?function(e){s.onContextMenu(e,b(r))}:null,u=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},c=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},A=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},h=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};return r._originDot=new ut(n,s.origin,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._cornerDot=new ut(n,s.corner,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._targetDot=new ut(n,s.target,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._originWire=new ht(r._container,{color:r._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._targetWire=new ht(r._container,{color:r._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._angleLabel=new dt(r._container,{fillColor:r._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._wpDirty=!1,r._vpDirty=!1,r._cpDirty=!1,r._visible=!1,r._originVisible=!1,r._cornerVisible=!1,r._targetVisible=!1,r._originWireVisible=!1,r._targetWireVisible=!1,r._angleVisible=!1,r._labelsVisible=!1,r._clickable=!1,r._originDot.on("worldPos",(function(e){r._originWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._cornerDot.on("worldPos",(function(e){r._cornerWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._targetDot.on("worldPos",(function(e){r._targetWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._onViewMatrix=n.camera.on("viewMatrix",(function(){r._vpDirty=!0,r._needUpdate(0)})),r._onProjMatrix=n.camera.on("projMatrix",(function(){r._cpDirty=!0,r._needUpdate()})),r._onCanvasBoundary=n.canvas.on("boundary",(function(){r._cpDirty=!0,r._needUpdate(0)})),r._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){r._sectionPlanesDirty=!0,r._needUpdate()})),r.approximate=s.approximate,r.visible=s.visible,r.originVisible=s.originVisible,r.cornerVisible=s.cornerVisible,r.targetVisible=s.targetVisible,r.originWireVisible=s.originWireVisible,r.targetWireVisible=s.targetWireVisible,r.angleVisible=s.angleVisible,r.labelsVisible=s.labelsVisible,r}return C(i,[{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(re.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){var t=-.3,i=this._originDot.viewPos[2],r=this._cornerDot.viewPos[2],s=this._targetDot.viewPos[2];if(i>t||r>t||s>t)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);re.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var n=this._pp,o=this._cp,a=e.canvas.canvas.getBoundingClientRect(),l=this._container.getBoundingClientRect(),u=a.top-l.top,c=a.left-l.left,A=e.canvas.boundary,h=A[2],d=A[3],p=0,f=0,v=n.length;f<v;f+=4)o[p]=c+Math.floor((1+n[f+0]/n[f+3])*h/2),o[p+1]=u+Math.floor((1-n[f+1]/n[f+3])*d/2),p+=2;if(this._originWire.setStartAndEnd(o[0],o[1],o[2],o[3]),this._targetWire.setStartAndEnd(o[2],o[3],o[4],o[5]),this._angleLabel.setPosBetweenWires(o[0],o[1],o[2],o[3],o[4],o[5]),re.subVec3(this._originWorld,this._cornerWorld,pt),re.subVec3(this._targetWorld,this._cornerWorld,ft),!(0===pt[0]&&0===pt[1]&&0===pt[2]||0===ft[0]&&0===ft[1]&&0===ft[2])){var g=this._approximate?" ~ ":" = ";re.normalizeVec3(pt),re.normalizeVec3(ft);var m=Math.abs(re.angleVec3(pt,ft));this._angle=m/re.DEGTORAD,this._angleLabel.setText(g+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,r=t.length;i<r;i++){var s=t[i];if(re.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originDot}},{key:"corner",get:function(){return this._cornerDot}},{key:"target",get:function(){return this._targetDot}},{key:"angle",get:function(){return this._update(),this._angle}},{key:"color",get:function(){return this._color},set:function(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}},{key:"cornerVisible",get:function(){return this._cornerVisible},set:function(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originWireVisible",get:function(){return this._originWireVisible},set:function(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetWireVisible",get:function(){return this._targetWireVisible},set:function(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"angleVisible",get:function(){return this._angleVisible},set:function(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),gt=function(e){g(i,Ce);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"currentMeasurement",get:function(){return null}},{key:"destroy",value:function(){}}]),i}(),mt=function(e){g(i,gt);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene))._canvasToPagePos=s.canvasToPagePos,r.pointerLens=s.pointerLens,r._active=!1,r._currentAngleMeasurement=null,r._initMarkerDiv(),r._snapping=!1!==s.snapping,r._mouseState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}},{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;var t=this.scene;t.input;var i=t.canvas.canvas,r=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens,n=!1,o=null,a=0,l=0,u=re.vec3(),c=re.vec2();this._currentAngleMeasurement=null;var A=function e(t){return t.offsetTop+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},h=function e(t){return t.offsetLeft+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},d=re.vec2(),p=function(t){t.snappedToVertex||t.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=t.canvasPos,s.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,s.snapped=!0),e.markerDiv.style.background="greenyellow",e.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=t.canvasPos,s.snappedCanvasPos=t.canvasPos,s.snapped=!1),e.markerDiv.style.background="pink",e.markerDiv.style.border="2px solid red");var r=t.snappedCanvasPos||t.canvasPos;switch(n=!0,o=t.entity,u.set(t.worldPos),c.set(r),e._mouseState){case 0:e._canvasToPagePos?(e._canvasToPagePos(i,r,d),e.markerDiv.style.left="".concat(d[0]-5,"px"),e.markerDiv.style.top="".concat(d[1]-5,"px")):(e.markerDiv.style.left="".concat(h(i)+r[0]-5,"px"),e.markerDiv.style.top="".concat(A(i)+r[1]-5,"px"));break;case 1:e._currentAngleMeasurement&&(e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer";break;case 2:e._currentAngleMeasurement&&(e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer"}};this._onHoverSnapOrSurface=r.on("hoverSnapOrSurface",(function(t){e._snapping&&p(t)})),this._onHoverSurface=r.on("hoverSurface",(function(t){e._snapping||p(t)})),i.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(a=e.clientX,l=e.clientY)}),i.addEventListener("mouseup",this._onMouseUp=function(t){if(1===t.which&&!(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20))switch(e._mouseState){case 0:n&&(e._currentAngleMeasurement=e.angleMeasurementsPlugin.createMeasurement({id:re.createUUID(),origin:{worldPos:u,entity:o},corner:{worldPos:u,entity:o},target:{worldPos:u,entity:o},approximate:!0}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.origin.entity=o,e._mouseState=1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement));break;case 1:n?(e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.corner.entity=o,e._mouseState=2):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement));break;case 2:n?(e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.entity=o,e._currentAngleMeasurement.clickable=!0,o=null,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._mouseState=0):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement))}});var f=function(t){if(n=!1,s&&(s.visible=!0,s.pointerPos=t.canvasPos,s.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,s.snapped=!1),e.markerDiv.style.left="-100px",e.markerDiv.style.top="-100px",e._currentAngleMeasurement){switch(e._mouseState){case 0:e._currentAngleMeasurement.originVisible=!1;break;case 1:e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1;break;case 2:e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1}i.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=r.on("hoverSnapOrSurfaceOff",(function(t){e._snapping&&f(t)})),this._onHoverOff=r.on("hoverOff",(function(t){e._snapping||f(t)})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.pointerLens&&(this.pointerLens.visible=!1),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}},{key:"currentMeasurement",get:function(){return this._currentAngleMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),_t=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"AngleMeasurements",e))._container=s.container||document.body,r._defaultControl=null,r._measurements={},r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.defaultLabelsVisible=!1!==s.defaultLabelsVisible,r.zIndex=s.zIndex||1e4,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new mt(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,r=t.corner,s=t.target,n=new vt(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},corner:{entity:r.entity,worldPos:r.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:t.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[n.id]=n,n.on("destroyed",(function(){delete e._measurements[n.id]})),n.clickable=!0,this.fire("measurementCreated",n),n}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var r=A(i[t],2);r[0];r[1].labelShown=e}}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),yt=function(e){g(i,gt);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e.viewer.scene)).pointerLens=s.pointerLens,r.pointerCircle=new Le(e.viewer),r._active=!1;var n=document.createElement("div"),o=r.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",r.markerDiv=n,r._currentAngleMeasurement=null,r._longTouchTimeoutMs=300,r._snapping=!1!==s.snapping,r._touchState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,r=i.canvas.canvas;t.pointerLens;var s=re.vec3(),n=20,o=null;this._touchState=0;var a=re.vec2(),l=re.vec2(),u=re.vec2(),c=null,A=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};r.addEventListener("touchstart",this._onCanvasTouchStart=function(r){var u=r.touches.length;if(1===u){var d=r.touches[0],p=d.clientX,f=d.clientY;switch(a.set([p,f]),l.set([p,f]),e._touchState){case 0:if(1!==u&&null!==o)return o&&(clearTimeout(o),o=null),e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),h(),void(e._touchState=0);var v=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(v&&v.snapped)s.set(v.worldPos),e.pointerCircle.start(v.snappedCanvasPos);else{var g=i.pick({canvasPos:l,pickSurface:!0});if(!g||!g.worldPos)return;s.set(g.worldPos),e.pointerCircle.start(g.canvasPos)}o=setTimeout((function(){1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=v.canvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement?e._currentAngleMeasurement.origin.worldPos=s:(e._currentAngleMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:v.worldPos,entity:v.entity},corner:{worldPos:v.worldPos,entity:v.entity},target:{worldPos:v.worldPos,entity:v.entity}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement),e._touchState=2,A())}),e._longTouchTimeoutMs),e._touchState=1,c=d.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentAngleMeasurement.corner.worldPos=r.worldPos,e._currentAngleMeasurement.corner.entity=r.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,A()}}),e._longTouchTimeoutMs),e._touchState=4),c=d.identifier;break;case 6:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentAngleMeasurement.target.worldPos=r.worldPos,e._currentAngleMeasurement.target.entity=r.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=8,A()}}),e._longTouchTimeoutMs),e._touchState=7),c=d.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),r.addEventListener("touchmove",(function(t){e.pointerCircle.stop();var r=t.touches.length;if(1===r&&1===t.changedTouches.length){var n,a,u=t.touches[0],A=u.clientX,h=u.clientY;if(u.identifier===c)switch(l.set([A,h]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),s.set(n.worldPos),e._currentAngleMeasurement.origin.worldPos=n.worldPos):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),s.set(a.worldPos),e._currentAngleMeasurement.origin.worldPos=a.worldPos):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==r&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.corner.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.corner.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e._touchState=5;break;case 8:if(1!==r&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.target.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.target.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0),e._touchState=8}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),r.addEventListener("touchend",this._onCanvasTouchEnd=function(r){e.pointerCircle.stop();var s=r.changedTouches.length;if(1===s){var A=r.changedTouches[0],d=A.clientX,p=A.clientY;if(A.identifier===c)switch(o&&(clearTimeout(o),o=null),u.set([d,p]),e._touchState){case 1:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=0);var f=i.pick({canvasPos:l,pickSurface:!0});f&&f.worldPos?(e._currentAngleMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:f.worldPos},corner:{worldPos:f.worldPos},target:{worldPos:f.worldPos}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=3):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=3);var v=i.pick({canvasPos:l,pickSurface:!0});v&&v.worldPos?(e._currentAngleMeasurement.corner.worldPos=v.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=6):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 5:e.pointerLens&&(e.pointerLens.visible=!1),e._touchState=6,h();break;case 7:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=6);var g=i.pick({canvasPos:l,pickSurface:!0});g&&g.worldPos?(e._currentAngleMeasurement.target.worldPos=g.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0,h();break;case 8:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement&&e._currentAngleMeasurement.targetVisible?(e._currentAngleMeasurement.clickable=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._touchState=0):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}},{key:"currentMeasurement",get:function(){return this._currentAngleMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),bt=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer;o=t.call(this,a.scene);var l=At({viewer:a,handleMouseEvents:s,handleTouchEvents:n,pointerLens:r.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:function(e,t,i){return function e(t){var r=a.scene.pick({canvasPos:i,snapToEdge:t,snapToVertex:t,pickSurface:!0});return r&&r.worldPos?r.worldPos:t&&e(!1)}(!!r.snapping)},onEnd:function(e,t){var i=!re.compareVec3(e,t.worldPos);return i&&o.fire("edited"),i}}),u=e.on("destroyed",l);return o._deactivate=function(){e.off("destroyed",u),l()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),xt=function(e){g(i,bt);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),wt=function(e){g(i,bt);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}(),Bt=re.vec3(),Pt=re.vec3(),Ct=re.vec3(),Mt=function(e){g(i,ot);var t=_(i);function i(e,r){var s;if(B(this,i),(s=t.call(this,e,r)).plugin=r.plugin,s._container=r.container,!s._container)throw"config missing: container";if(!r.markerElement&&!r.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!r.labelElement&&!r.labelHTML)throw"config missing: need either labelElement or labelHTML";return s._htmlDirty=!1,r.markerElement?(s._marker=r.markerElement,s._marker.addEventListener("click",s._onMouseClickedExternalMarker=function(){s.plugin.fire("markerClicked",b(s))}),s._marker.addEventListener("contextmenu",s._onContextMenuExtenalMarker=function(){s.plugin.fire("contextmenu",b(s))}),s._marker.addEventListener("mouseenter",s._onMouseEnterExternalMarker=function(){s.plugin.fire("markerMouseEnter",b(s))}),s._marker.addEventListener("mouseleave",s._onMouseLeaveExternalMarker=function(){s.plugin.fire("markerMouseLeave",b(s))}),s._markerExternal=!0):(s._markerHTML=r.markerHTML,s._htmlDirty=!0,s._markerExternal=!1),r.labelElement?(s._label=r.labelElement,s._labelExternal=!0):(s._labelHTML=r.labelHTML,s._htmlDirty=!0,s._labelExternal=!1),s._markerShown=!!r.markerShown,s._labelShown=!!r.labelShown,s._values=r.values||{},s._layoutDirty=!0,s._visibilityDirty=!0,s._labelPosition=24,s._buildHTML(),s._onTick=s.scene.on("tick",(function(){s._htmlDirty&&(s._buildHTML(),s._htmlDirty=!1,s._layoutDirty=!0,s._visibilityDirty=!0),(s._layoutDirty||s._visibilityDirty)&&(s._markerShown||s._labelShown)&&(s._updatePosition(),s._layoutDirty=!1),s._visibilityDirty&&(s._marker.style.visibility=s.visible&&s._markerShown?"visible":"hidden",s._label.style.visibility=s.visible&&s._markerShown&&s._labelShown?"visible":"hidden",s._visibilityDirty=!1)})),s.on("canvasPos",(function(){s._layoutDirty=!0})),s.on("visible",(function(){s._visibilityDirty=!0})),s.setMarkerShown(!1!==r.markerShown),s.setLabelShown(r.labelShown),s.eye=r.eye?r.eye.slice():null,s.look=r.look?r.look.slice():null,s.up=r.up?r.up.slice():null,s.projection=r.projection,s}return C(i,[{key:"_buildHTML",value:function(){var e=this;if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);var t=this._markerHTML||"<p></p>";he.isArray(t)&&(t=t.join("")),t=this._renderTemplate(t.trim());var i=document.createRange().createContextualFragment(t);this._marker=i.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(function(){e.plugin.fire("markerClicked",e)})),this._marker.addEventListener("contextmenu",(function(t){t.preventDefault(),e.plugin.fire("contextmenu",e)})),this._marker.addEventListener("mouseenter",(function(){e.plugin.fire("markerMouseEnter",e)})),this._marker.addEventListener("mouseleave",(function(){e.plugin.fire("markerMouseLeave",e)})),this._marker.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);var r=this._labelHTML||"<p></p>";he.isArray(r)&&(r=r.join("")),r=this._renderTemplate(r.trim());var s=document.createRange().createContextualFragment(r);this._label=s.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}}},{key:"_updatePosition",value:function(){var e=function(e){return e+"px"},t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],r=t[1]+this.canvasPos[1],s=this._marker.getBoundingClientRect().width,n=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(s/2-12);this._marker.style.left=e(n-s/2),this._marker.style.top=e(r-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;var o=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(n+a*(s/2+Math.abs(this._labelPosition)+o/2)-o/2),this._label.style.top=e(r-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}},{key:"_renderTemplate",value:function(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){var i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}},{key:"setFromPickResult",value:function(e){if(e.worldPos&&e.worldNormal){var t=re.normalizeVec3(e.worldNormal,Bt),i=this.plugin&&this.plugin.surfaceOffset||0,r=re.mulVec3Scalar(t,i,Pt),s=re.addVec3(e.worldPos,r,Ct);this.entity=e.entity,this.worldPos=s}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}},{key:"setMarkerAlign",value:function(e){var t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}},{key:"setLabelPosition",value:function(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}},{key:"setMarkerShown",value:function(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}},{key:"getMarkerShown",value:function(){return this._markerShown}},{key:"setLabelShown",value:function(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}},{key:"getLabelShown",value:function(){return this._labelShown}},{key:"setField",value:function(e,t){this._values[e]=t||"",this._htmlDirty=!0}},{key:"getField",value:function(e){return this._values[e]}},{key:"setValues",value:function(e){for(var t in e)if(e.hasOwnProperty(t)){var i=e[t];this.setField(t,i)}}},{key:"getValues",value:function(){return this._values}},{key:"destroy",value:function(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Et=function(e){g(i,Ue);var t=_(i);function i(e,r){var s;return B(this,i),(s=t.call(this,"Annotations",e))._labelHTML=r.labelHTML||"<div></div>",s._markerHTML=r.markerHTML||"<div></div>",s._container=r.container||document.body,s._values=r.values||{},s.annotations={},s.surfaceOffset=r.surfaceOffset,s}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){if("clearAnnotations"===e)this.clear()}},{key:"surfaceOffset",get:function(){return this._surfaceOffset},set:function(e){null==e&&(e=.3),this._surfaceOffset=e}},{key:"createAnnotation",value:function(e){var t=this;this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var i=null;e.markerElementId&&((i=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var r=null;e.labelElementId&&((r=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));var s=new Mt(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:i,labelElement:r,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:he.apply(e.values,he.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(function(){delete t.annotations[s.id],t.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}},{key:"destroyAnnotation",value:function(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.annotations),t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Ft=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._canvas=s.canvas,r._element=null,r._isCustom=!1,s.elementId&&(r._element=document.getElementById(s.elementId),r._element?r._adjustPosition():r.error("Can't find given Spinner HTML element: '"+s.elementId+"' - will automatically create default element")),r._element||r._createDefaultSpinner(),r.processes=0,r}return C(i,[{key:"type",get:function(){return"Spinner"}},{key:"_createDefaultSpinner",value:function(){this._injectDefaultCSS();var e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}},{key:"_injectDefaultCSS",value:function(){var e="xeokit-spinner-css";if(!document.getElementById(e)){var t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}}},{key:"_adjustPosition",value:function(){if(!this._isCustom){var e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}}},{key:"processes",get:function(){return this._processes},set:function(e){if(e=e||0,this._processes!==e&&!(e<0)){var t=this._processes;this._processes=e;var i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}}},{key:"_destroy",value:function(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);var e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}]),i}(),kt=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"],It=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._backgroundColor=re.vec3([s.backgroundColor?s.backgroundColor[0]:1,s.backgroundColor?s.backgroundColor[1]:1,s.backgroundColor?s.backgroundColor[2]:1]),r._backgroundColorFromAmbientLight=!!s.backgroundColorFromAmbientLight,r.canvas=s.canvas,r.gl=null,r.webgl2=!1,r.transparent=!!s.transparent,r.contextAttr=s.contextAttr||{},r.contextAttr.alpha=r.transparent,r.contextAttr.preserveDrawingBuffer=!!r.contextAttr.preserveDrawingBuffer,r.contextAttr.stencil=!1,r.contextAttr.premultipliedAlpha=!!r.contextAttr.premultipliedAlpha,r.contextAttr.antialias=!1!==r.contextAttr.antialias,r.resolutionScale=s.resolutionScale,r.canvas.width=Math.round(r.canvas.clientWidth*r._resolutionScale),r.canvas.height=Math.round(r.canvas.clientHeight*r._resolutionScale),r.boundary=[r.canvas.offsetLeft,r.canvas.offsetTop,r.canvas.clientWidth,r.canvas.clientHeight],r._initWebGL(s);var n=b(r);r.canvas.addEventListener("webglcontextlost",r._webglcontextlostListener=function(e){console.time("webglcontextrestored"),n.scene._webglContextLost(),n.fire("webglcontextlost"),e.preventDefault()},!1),r.canvas.addEventListener("webglcontextrestored",r._webglcontextrestoredListener=function(e){n._initWebGL(),n.gl&&(n.scene._webglContextRestored(n.gl),n.fire("webglcontextrestored",n.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);var o=!0,a=new ResizeObserver((function(e){var t,i=c(e);try{for(i.s();!(t=i.n()).done;){t.value.contentBoxSize&&(o=!0)}}catch(e){i.e(e)}finally{i.f()}}));return a.observe(r.canvas),r._tick=r.scene.on("tick",(function(){o&&(o=!1,n.canvas.width=Math.round(n.canvas.clientWidth*n._resolutionScale),n.canvas.height=Math.round(n.canvas.clientHeight*n._resolutionScale),n.boundary[0]=n.canvas.offsetLeft,n.boundary[1]=n.canvas.offsetTop,n.boundary[2]=n.canvas.clientWidth,n.boundary[3]=n.canvas.clientHeight,n.fire("boundary",n.boundary))})),r._spinner=new Ft(r.scene,{canvas:r.canvas,elementId:s.spinnerElementId}),r}return C(i,[{key:"type",get:function(){return"Canvas"}},{key:"backgroundColorFromAmbientLight",get:function(){return this._backgroundColorFromAmbientLight},set:function(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}},{key:"backgroundColor",get:function(){return this._backgroundColor},set:function(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}},{key:"resolutionScale",get:function(){return this._resolutionScale},set:function(e){if((e=e||1)!==this._resolutionScale){this._resolutionScale=e;var t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}}},{key:"spinner",get:function(){return this._spinner}},{key:"_createCanvas",value:function(){var e="xeokit-canvas-"+re.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),r=i.style;r.height="100%",r.width="100%",r.padding="0",r.margin="0",r.background="rgba(0,0,0,0);",r.float="left",r.left="0",r.top="0",r.position="absolute",r.opacity="1.0",r["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}},{key:"_getElementXY",value:function(e){for(var t=0,i=0;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}},{key:"_initWebGL",value:function(){if(!this.gl)for(var e=0;!this.gl&&e<kt.length;e++)try{this.gl=this.canvas.getContext(kt[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));var t=this.gl,i="__",r=t.activeTexture;t.activeTexture=function(e){i!==e&&(i=e,r.call(this,e))};var s={},n=t.bindTexture;t.bindTexture=function(e,t){s[i]!==t&&(s[i]=t,n.call(this,e,t))},this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}},{key:"getSnapshot",value:function(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}},{key:"readPixels",value:function(e,t,i,r){return this.scene._renderer.readPixels(e,t,i,r)}},{key:"loseWebGLContext",value:function(){this.canvas.loseContext&&this.canvas.loseContext()}},{key:"destroy",value:function(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Dt=function(){function e(t){B(this,e),this._scene=t,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}return C(e,[{key:"reset",value:function(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=re.vec3(),this.snapPickOrigin=re.vec3()}},{key:"getRTCViewMatrix",value:function(e,t){var i=this._rtcViewMats[e];return i||(i=this._getNewMat(),Ve(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}},{key:"getRTCPickViewMatrix",value:function(e,t){var i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();var r=this.pickViewMatrix||this._scene.camera.viewMatrix;Ve(r,t,i),this._rtcPickViewMats[e]=i}return i}},{key:"_getNewMat",value:function(){var e=this._matPool[this._matPoolNextFreeIndex];return e||(e=re.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}]),e}(),St={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},Tt=document.createElement("canvas");if(Tt){var Rt=Tt.getContext("webgl",{antialias:!0})||Tt.getContext("experimental-webgl",{antialias:!0});St.WEBGL=!!Rt,St.WEBGL&&(St.ANTIALIAS=Rt.getContextAttributes().antialias,Rt.getShaderPrecisionFormat?Rt.getShaderPrecisionFormat(Rt.FRAGMENT_SHADER,Rt.HIGH_FLOAT).precision>0?St.FS_MAX_FLOAT_PRECISION="highp":Rt.getShaderPrecisionFormat(Rt.FRAGMENT_SHADER,Rt.MEDIUM_FLOAT).precision>0?St.FS_MAX_FLOAT_PRECISION="mediump":St.FS_MAX_FLOAT_PRECISION="lowp":St.FS_MAX_FLOAT_PRECISION="mediump",St.DEPTH_BUFFER_BITS=Rt.getParameter(Rt.DEPTH_BITS),St.MAX_TEXTURE_SIZE=Rt.getParameter(Rt.MAX_TEXTURE_SIZE),St.MAX_CUBE_MAP_SIZE=Rt.getParameter(Rt.MAX_CUBE_MAP_TEXTURE_SIZE),St.MAX_RENDERBUFFER_SIZE=Rt.getParameter(Rt.MAX_RENDERBUFFER_SIZE),St.MAX_TEXTURE_UNITS=Rt.getParameter(Rt.MAX_COMBINED_TEXTURE_IMAGE_UNITS),St.MAX_TEXTURE_IMAGE_UNITS=Rt.getParameter(Rt.MAX_TEXTURE_IMAGE_UNITS),St.MAX_VERTEX_ATTRIBS=Rt.getParameter(Rt.MAX_VERTEX_ATTRIBS),St.MAX_VERTEX_UNIFORM_VECTORS=Rt.getParameter(Rt.MAX_VERTEX_UNIFORM_VECTORS),St.MAX_FRAGMENT_UNIFORM_VECTORS=Rt.getParameter(Rt.MAX_FRAGMENT_UNIFORM_VECTORS),St.MAX_VARYING_VECTORS=Rt.getParameter(Rt.MAX_VARYING_VECTORS),Rt.getSupportedExtensions().forEach((function(e){St.SUPPORTED_EXTENSIONS[e]=!0})))}var Lt=function(){function e(){B(this,e),this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}return C(e,[{key:"canvasPos",get:function(){return this._gotCanvasPos?this._canvasPos:null},set:function(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}},{key:"origin",get:function(){return this._gotOrigin?this._origin:null},set:function(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}},{key:"direction",get:function(){return this._gotDirection?this._direction:null},set:function(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}},{key:"indices",get:function(){return this.entity&&this._gotIndices?this._indices:null},set:function(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}},{key:"localPos",get:function(){return this.entity&&this._gotLocalPos?this._localPos:null},set:function(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}},{key:"snappedCanvasPos",get:function(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null},set:function(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}},{key:"worldPos",get:function(){return this._gotWorldPos?this._worldPos:null},set:function(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}},{key:"viewPos",get:function(){return this.entity&&this._gotViewPos?this._viewPos:null},set:function(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}},{key:"bary",get:function(){return this.entity&&this._gotBary?this._bary:null},set:function(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}},{key:"worldNormal",get:function(){return this.entity&&this._gotWorldNormal?this._worldNormal:null},set:function(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}},{key:"uv",get:function(){return this.entity&&this._gotUV?this._uv:null},set:function(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}},{key:"snapped",get:function(){return this.snappedToEdge||this.snappedToVertex}},{key:"reset",value:function(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}]),e}(),Ut=function(){function e(t,i,r){if(B(this,e),this.allocated=!1,this.compiled=!1,this.handle=t.createShader(i),this.handle){if(this.allocated=!0,t.shaderSource(this.handle,r),t.compileShader(this.handle),this.compiled=t.getShaderParameter(this.handle,t.COMPILE_STATUS),!this.compiled&&!t.isContextLost()){for(var s=r.split("\n"),n=[],o=0;o<s.length;o++)n.push(o+1+": "+s[o]+"\n");this.errors=[],this.errors.push(""),this.errors.push(t.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(n.join(""))}}else this.errors=["Failed to allocate"]}return C(e,[{key:"destroy",value:function(){}}]),e}(),Ot=C((function e(t,i){B(this,e),this.bindTexture=function(e,r){return!!e.bind(r)&&(t.uniform1i(i,r),!0)}})),Nt=function(){function e(t,i){B(this,e),this._gl=t,this.location=i}return C(e,[{key:"bindArrayBuffer",value:function(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}]),e}(),Qt=new G({});function Vt(e){for(var t,i,r=[],s=0,n=e.length;s<n;s++)(i=(t=e[s]).indexOf("/"))>0&&"/"===t.charAt(i+1)&&(t=t.substring(0,i)),r.push(t);return r.join("\n")}function Ht(e){console.error(e.join("\n"))}var jt=function(){function e(t,i){B(this,e),this.id=Qt.addItem({}),this.source=i,this.init(t)}return C(e,[{key:"init",value:function(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new Ut(e,e.VERTEX_SHADER,Vt(this.source.vertex)),this._fragmentShader=new Ut(e,e.FRAGMENT_SHADER,Vt(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Ht(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Ht(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Ht(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Ht(this.errors);var t,i,r,s,n;if(this.compiled=!0,this.handle=e.createProgram(),this.handle){if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Ht(this.errors);var o=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<o;++i)(r=e.getActiveUniform(this.handle,i))&&("\0"===(s=r.name)[s.length-1]&&(s=s.substr(0,s.length-1)),n=e.getUniformLocation(this.handle,s),r.type===e.SAMPLER_2D||r.type===e.SAMPLER_CUBE||35682===r.type||e instanceof WebGL2RenderingContext&&(r.type===e.UNSIGNED_INT_SAMPLER_2D||r.type===e.INT_SAMPLER_2D)?this.samplers[s]=new Ot(e,n):this.uniforms[s]=n);var a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)(t=e.getActiveAttrib(this.handle,i))&&(n=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new Nt(e,n));this.allocated=!0}else this.errors=["Failed to allocate program"]}},{key:"bind",value:function(){this.allocated&&this.gl.useProgram(this.handle)}},{key:"getLocation",value:function(e){if(this.allocated)return this.uniforms[e]}},{key:"getAttribute",value:function(e){if(this.allocated)return this.attributes[e]}},{key:"bindTexture",value:function(e,t,i){if(!this.allocated)return!1;var r=this.samplers[e];return!!r&&r.bindTexture(t,i)}},{key:"destroy",value:function(){this.allocated&&(Qt.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}]),e}(),Gt=function(){function e(t,i,r,s,n,o,a,l,u){switch(B(this,e),this._gl=t,this.type=i,this.allocated=!1,r.constructor){case Uint8Array:this.itemType=t.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=t.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=t.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=t.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=t.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=t.INT,this.itemByteSize=4;break;default:this.itemType=t.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=n,this.normalized=!!a,this.stride=l||0,this.offset=u||0,this._allocate(r)}return C(e,[{key:"_allocate",value:function(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}},{key:"setData",value:function(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}},{key:"bind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}},{key:"unbind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,null)}},{key:"destroy",value:function(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}]),e}(),zt=function(){function e(t,i){B(this,e),this.scene=t,this.aabb=re.AABB3(),this.origin=re.vec3(i),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}return C(e,[{key:"addMarker",value:function(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}},{key:"markerWorldPosUpdated",value:function(e){if(this.markers[e.id]){var t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}}},{key:"removeMarker",value:function(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}},{key:"update",value:function(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}},{key:"_buildMarkerList",value:function(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}},{key:"_buildPositions",value:function(){for(var e=0,t=0;t<this.numMarkers;t++)if(this.markerList[t]){var i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}},{key:"_buildAABB",value:function(){var e=this.aabb;re.collapseAABB3(e),re.expandAABB3Points3(e,this.positions);var t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}},{key:"_buildVBOs",value:function(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}var e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new Gt(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}},{key:"_buildOcclusionTestList",value:function(){var e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,r=i[2],s=i[3],n=0;this.lenOcclusionTestList=0;for(var o=0;o<this.numMarkers;o++){var a=this.markerList[o];if(a.viewPos[2]>-t)a._setVisible(!1);else{var l=a.canvasPos,u=l[0],c=l[1];u+10<0||c+10<0||u-10>r||c-10>s?a._setVisible(!1):!a.entity||a.entity.visible?a.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=a,this.pixels[n++]=u,this.pixels[n++]=c):a._setVisible(!0):a._setVisible(!1)}}}},{key:"_updateActiveSectionPlanes",value:function(){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var r=e[i];if(r.active){var s=re.planeAABB3Intersect(r.dir,r.dist,this.aabb);if(-1===s)return void(this.culledBySectionPlanes=!0);var n=0===s;this.sectionPlanesActive[i]=n}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}},{key:"destroy",value:function(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}]),e}(),Wt=re.vec3([1,0,0]),Kt=re.vec3(),Xt=function(){function e(t,i){var r=this;B(this,e),this._scene=t,this._renderBufferManager=i,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=t.camera.on("viewMatrix",(function(){r._occlusionTestListDirty=!0})),this._onCameraProjMatrix=t.camera.on("projMatrix",(function(){r._occlusionTestListDirty=!0})),this._onCanvasBoundary=t.canvas.on("boundary",(function(){r._occlusionTestListDirty=!0}))}return C(e,[{key:"addMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i||(i=new zt(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}},{key:"markerWorldPosUpdated",value:function(e){var t=this._markersToOcclusionLayersMap[e.id];if(t){var i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);var r=this._occlusionLayers[i];r||(r=new zt(this._scene,e.origin),this._occlusionLayers[i]=r,this._occlusionLayersListDirty=!0),r.addMarker(e),this._markersToOcclusionLayersMap[e.id]=r}else t.markerWorldPosUpdated(e)}}},{key:"removeMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}},{key:"needOcclusionTest",get:function(){return this._occlusionTestListDirty}},{key:"bindRenderBuf",value:function(){var e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(var t=0,i=this._occlusionLayersList.length;t<i;t++){this._occlusionLayersList[t].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}},{key:"_buildOcclusionLayersList",value:function(){var e=0;for(var t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}},{key:"_buildShaderSource",value:function(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}},{key:"_buildVertexShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}},{key:"_buildFragmentShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,r=[];if(r.push("#version 300 es"),r.push("// OcclusionTester fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;");for(var s=0;s<t.sectionPlanes.length;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  float dist = 0.0;");for(var n=0;n<t.sectionPlanes.length;n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),r.push("}"),r}},{key:"_buildProgram",value:function(){this._program&&this._program.destroy();var e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new jt(t,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=i.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC"))}}},{key:"drawMarkers",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e._sectionPlanesState,s=e.camera,n=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,s._project._state.matrix),e.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=this._occlusionLayersList.length;a<l;a++){var u=this._occlusionLayersList[a];if(u.update(),!u.culledBySectionPlanes){var c=u.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,Ve(s.viewMatrix,c));var A=r.sectionPlanes.length;if(A>0)for(var h=r.sectionPlanes,d=0;d<A;d++){var p=this._uSectionPlanes[d];if(p){var f=u.sectionPlanesActive[d];if(t.uniform1i(p.active,f?1:0),f){var v=h[d];t.uniform3fv(p.pos,ze(v.dist,v.dir,c,Kt)),t.uniform3fv(p.dir,v.dir)}}}this._aPosition.bindArrayBuffer(u.positionsBuf);var g=u.indicesBuf;g.bind(),t.drawElements(t.POINTS,g.numItems,g.itemType,0)}}}},{key:"doOcclusionTest",value:function(){for(var e=this._scene.canvas.resolutionScale,t=255*Wt[0],i=255*Wt[1],r=255*Wt[2],s=0,n=this._occlusionLayersList.length;s<n;s++)for(var o=this._occlusionLayersList[s],a=0;a<o.lenOcclusionTestList;a++){var l=o.occlusionTestList[a],u=2*a,c=this._readPixelBuf.read(Math.round(o.pixels[u]*e),Math.round(o.pixels[u+1]*e)),A=c[0]===t&&c[1]===i&&c[2]===r;l._setVisible(A)}}},{key:"unbindRenderBuf",value:function(){this._readPixelBuf.unbind()}},{key:"destroy",value:function(){if(!this.destroyed){for(var e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}]),e}(),Jt=re.vec2(),Yt=function(){function e(t){B(this,e),this._scene=t,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}return C(e,[{key:"render",value:function(e){var t=this;if(this._build(),!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;t._scene.camera.on("projMatrix",(function(){e=!0}));var i=re.mat4();return function(){return e&&re.inverseMat4(s.camera.projMatrix,i),i}}());var i=this._scene.canvas.gl,r=this._program,s=this._scene,n=s.sao,o=i.drawingBufferWidth,a=i.drawingBufferHeight,l=s.camera.project._state,u=l.near,c=l.far,A=l.matrix,h=this._getInverseProjectMat(),d=Math.random(),p="perspective"===s.camera.projection;Jt[0]=o,Jt[1]=a,i.viewport(0,0,o,a),i.clearColor(0,0,0,1),i.disable(i.DEPTH_TEST),i.disable(i.BLEND),i.frontFace(i.CCW),i.clear(i.COLOR_BUFFER_BIT),r.bind(),i.uniform1f(this._uCameraNear,u),i.uniform1f(this._uCameraFar,c),i.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,A),i.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,h),i.uniform1i(this._uPerspective,p),i.uniform1f(this._uScale,n.scale*(c/5)),i.uniform1f(this._uIntensity,n.intensity),i.uniform1f(this._uBias,n.bias),i.uniform1f(this._uKernelRadius,n.kernelRadius),i.uniform1f(this._uMinResolution,n.minResolution),i.uniform2fv(this._uViewport,Jt),i.uniform1f(this._uRandomSeed,d);var f=e.getDepthTexture();r.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),i.drawElements(i.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"_build",value:function(){var e=!1,t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),e){var i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new jt(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:["#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ".concat(this._numSamples,"\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var r=new Float32Array([1,1,0,1,0,0,1,0]),s=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),n=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Gt(i,i.ARRAY_BUFFER,s,s.length,3,i.STATIC_DRAW),this._uvBuf=new Gt(i,i.ARRAY_BUFFER,r,r.length,2,i.STATIC_DRAW),this._indicesBuf=new Gt(i,i.ELEMENT_ARRAY_BUFFER,n,n.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}}},{key:"destroy",value:function(){this._program&&(this._program.destroy(),this._program=null)}}]),e}(),Zt=new Float32Array(ri(17,[0,1])),qt=new Float32Array(ri(17,[1,0])),$t=new Float32Array(function(e,t){for(var i=[],r=0;r<=e;r++)i.push(ii(r,t));return i}(17,4)),ei=new Float32Array(2),ti=function(){function e(t){B(this,e),this._scene=t,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}return C(e,[{key:"init",value:function(){var e=this._scene.canvas.gl;if(this._program=new jt(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS ".concat(16,"\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),r=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Gt(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new Gt(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new Gt(e,e.ELEMENT_ARRAY_BUFFER,r,r.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}},{key:"render",value:function(e,t,i){var r=this;if(!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;r._scene.camera.on("projMatrix",(function(){e=!0}));var t=re.mat4();return function(){return e&&re.inverseMat4(o.camera.projMatrix,t),t}}());var s=this._scene.canvas.gl,n=this._program,o=this._scene,a=s.drawingBufferWidth,l=s.drawingBufferHeight,u=o.camera.project._state,c=u.near,A=u.far;s.viewport(0,0,a,l),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),n.bind(),ei[0]=a,ei[1]=l,s.uniform2fv(this._uViewport,ei),s.uniform1f(this._uCameraNear,c),s.uniform1f(this._uCameraFar,A),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,qt):s.uniform2fv(this._uSampleOffsets,Zt),s.uniform1fv(this._uSampleWeights,$t);var h=e.getDepthTexture(),d=t.getTexture();n.bindTexture(this._uDepthTexture,h,0),n.bindTexture(this._uOcclusionTexture,d,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"destroy",value:function(){this._program.destroy()}}]),e}();function ii(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function ri(e,t){for(var i=[],r=0;r<=e;r++)i.push(t[0]*r),i.push(t[1]*r);return i}var si=function(){function e(t,i,r){B(this,e),r=r||{},this.gl=i,this.allocated=!1,this.canvas=t,this.buffer=null,this.bound=!1,this.size=r.size,this._hasDepthTexture=!!r.depthTexture}return C(e,[{key:"setSize",value:function(e){this.size=e}},{key:"webglContextRestored",value:function(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}},{key:"bind",value:function(){if(this._touch.apply(this,arguments),!this.bound){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}}},{key:"createTexture",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=this.gl,s=r.createTexture();return r.bindTexture(r.TEXTURE_2D,s),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),i?r.texStorage2D(r.TEXTURE_2D,1,i,e,t):r.texImage2D(r.TEXTURE_2D,0,r.RGBA,e,t,0,r.RGBA,r.UNSIGNED_BYTE,null),s}},{key:"_touch",value:function(){var e,t,i=this,r=this.gl;if(this.size?(e=this.size[0],t=this.size[1]):(e=r.drawingBufferWidth,t=r.drawingBufferHeight),this.buffer){if(this.buffer.width===e&&this.buffer.height===t)return;this.buffer.textures.forEach((function(e){return r.deleteTexture(e)})),r.deleteFramebuffer(this.buffer.framebuf),r.deleteRenderbuffer(this.buffer.renderbuf)}for(var s,n=[],o=arguments.length,a=new Array(o),l=0;l<o;l++)a[l]=arguments[l];a.length>0?n.push.apply(n,h(a.map((function(r){return i.createTexture(e,t,r)})))):n.push(this.createTexture(e,t)),this._hasDepthTexture&&(s=r.createTexture(),r.bindTexture(r.TEXTURE_2D,s),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),r.texImage2D(r.TEXTURE_2D,0,r.DEPTH_COMPONENT32F,e,t,0,r.DEPTH_COMPONENT,r.FLOAT,null));var u=r.createRenderbuffer();r.bindRenderbuffer(r.RENDERBUFFER,u),r.renderbufferStorage(r.RENDERBUFFER,r.DEPTH_COMPONENT32F,e,t);var c=r.createFramebuffer();r.bindFramebuffer(r.FRAMEBUFFER,c);for(var A=0;A<n.length;A++)r.framebufferTexture2D(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+A,r.TEXTURE_2D,n[A],0);if(a.length>0&&r.drawBuffers(n.map((function(e,t){return r.COLOR_ATTACHMENT0+t}))),this._hasDepthTexture?r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,s,0):r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.RENDERBUFFER,u),r.bindTexture(r.TEXTURE_2D,null),r.bindRenderbuffer(r.RENDERBUFFER,null),r.bindFramebuffer(r.FRAMEBUFFER,null),r.bindFramebuffer(r.FRAMEBUFFER,c),!r.isFramebuffer(c))throw"Invalid framebuffer";r.bindFramebuffer(r.FRAMEBUFFER,null);var d=r.checkFramebufferStatus(r.FRAMEBUFFER);switch(d){case r.FRAMEBUFFER_COMPLETE:break;case r.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case r.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case r.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case r.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+d}this.buffer={framebuf:c,renderbuf:u,texture:n[0],textures:n,depthTexture:s,width:e,height:t},this.bound=!1}},{key:"clear",value:function(){if(!this.bound)throw"Render buffer not bound";var e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}},{key:"read",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:Uint8Array,n=arguments.length>5&&void 0!==arguments[5]?arguments[5]:4,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,u=new s(n),c=this.gl;return c.readBuffer(c.COLOR_ATTACHMENT0+o),c.readPixels(a,l,1,1,i||c.RGBA,r||c.UNSIGNED_BYTE,u,0),u}},{key:"readArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:Uint8Array,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:4,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,n=new i(this.buffer.width*this.buffer.height*r),o=this.gl;return o.readBuffer(o.COLOR_ATTACHMENT0+s),o.readPixels(0,0,this.buffer.width,this.buffer.height,e||o.RGBA,t||o.UNSIGNED_BYTE,n,0),n}},{key:"readImageAsCanvas",value:function(){var e=this.gl,t=this._getImageDataCache(),i=t.pixelData,r=t.canvas,s=t.imageData,n=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);for(var o=this.buffer.width,a=this.buffer.height,l=a/2|0,u=4*o,c=new Uint8Array(4*o),A=0;A<l;++A){var h=A*u,d=(a-A-1)*u;c.set(i.subarray(h,h+u)),i.copyWithin(h,d,d+u),i.set(c,d)}return s.data.set(i),n.putImageData(s,0,0),r}},{key:"readImage",value:function(e){var t=this.gl,i=this._getImageDataCache(),r=i.pixelData,s=i.canvas,n=i.imageData,o=i.context,a=this.buffer,l=a.width,u=a.height;t.readPixels(0,0,l,u,t.RGBA,t.UNSIGNED_BYTE,r),n.data.set(r),o.putImageData(n,0,0),o.save(),o.globalCompositeOperation="copy",o.scale(1,-1),o.drawImage(s,0,-u,l,u),o.restore();var c=e.format||"png";return"jpeg"!==c&&"png"!==c&&"bmp"!==c&&(console.error("Unsupported image format: '"+c+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),c="png"),s.toDataURL("image/".concat(c))}},{key:"_getImageDataCache",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Uint8Array,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:4,i=this.buffer.width,r=this.buffer.height,s=this._imageDataCache;if(s&&(s.width===i&&s.height===r||(this._imageDataCache=null,s=null)),!s){var n=document.createElement("canvas"),o=n.getContext("2d");n.width=i,n.height=r,s={pixelData:new e(i*r*t),canvas:n,context:o,imageData:o.createImageData(i,r),width:i,height:r},this._imageDataCache=s}return s.context.resetTransform(),s}},{key:"unbind",value:function(){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}},{key:"getTexture",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}},{key:"hasDepthTexture",value:function(){return this._hasDepthTexture}},{key:"getDepthTexture",value:function(){if(!this._hasDepthTexture)return null;var e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}},{key:"destroy",value:function(){if(this.allocated){var e=this.gl;this.buffer.textures.forEach((function(t){return e.deleteTexture(t)})),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}]),e}(),ni=function(){function e(t){B(this,e),this.scene=t,this._renderBuffersBasic={},this._renderBuffersScaled={}}return C(e,[{key:"getRenderBuffer",value:function(e,t){var i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled,r=i[e];return r||(r=new si(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=r),r}},{key:"destroy",value:function(){for(var e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(var t in this._renderBuffersScaled)this._renderBuffersScaled[t].destroy()}}]),e}();function oi(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];var i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}var ai=function(e,t){t=t||{};var i=new Dt(e),r=e.canvas.canvas,s=e.canvas.gl,n=!!t.transparent,o=t.alphaDepthMask,a=new G({}),l={},u={},c=[],A=[],h=!0,d=!0,p=!0,f=!0,v=!0,g=!0,m=!0,_=!0,y=new ni(e),b=!1,x=new Yt(e),w=new ti(e);function B(){h&&(!function(){for(var e in l)if(l.hasOwnProperty(e)){var t=l[e],i=t.drawableMap,r=t.drawableListPreCull,s=0;for(var n in i)i.hasOwnProperty(n)&&(r[s++]=i[n]);r.length=s}}(),h=!1,d=!0),d&&(!function(){var e=0;for(var t in l)if(l.hasOwnProperty(t))for(var i=l[t].drawableListPreCull,r=0,s=i.length;r<s;r++){var n=i[r];c[e++]=n}c.length=e,c.sort((function(e,t){return e.renderOrder-t.renderOrder}))}(),d=!1,p=!0),p&&function(){for(var e=0,t=0,i=c.length;t<i;t++){var r=c[t];r.rebuildRenderFlags(),r.renderFlags.culled||(A[e++]=r)}A.length=e}()}function P(e){if(e.castsShadow){var t=e.getShadowRenderBuf();if(t){for(var r in t.bind(),i.reset(),i.backfaces=!0,i.frontface=!0,i.shadowViewMatrix=e.getShadowViewMatrix(),i.shadowProjMatrix=e.getShadowProjMatrix(),s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),l)if(l.hasOwnProperty(r))for(var n=l[r].drawableList,o=0,a=n.length;o<a;o++){var u=n[o];!1!==u.visible&&u.castsShadow&&u.drawShadow&&(u.renderFlags.colorOpaque&&u.drawShadow(i))}t.unbind()}}}function C(t,r,n,o,l,u){var c=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=u.origin,i.pickViewMatrix=n,i.pickProjMatrix=o,i.pickInvisible=!!l.pickInvisible,i.pickClipPos=[D(r[0]*c,s.drawingBufferWidth),S(r[1]*c,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.depthMask(!0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var h=l.includeEntityIds,d=l.excludeEntityIds,p=0,f=A.length;p<f;p++){var v=A[p];!0!==v.culled&&!1!==v.visible&&(!v.drawPickMesh||!0!==l.pickInvisible&&!1===v.visible||!1===v.pickable||h&&!h[v.id]||d&&d[v.id]||v.drawPickMesh(i))}var g=t.read(0,0),m=g[0]+(g[1]<<8)+(g[2]<<16)+(g[3]<<24);if(!(m<0))return a.items[m]}function M(t,r,n,o,a,l){if(r.drawPickTriangles){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[D(n[0]*u,s.drawingBufferWidth),S(n[1]*u,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.drawPickTriangles(i);var c=t.read(0,0),A=c[0]+256*c[1]+256*c[2]*256+256*c[3]*256*256;A*=3,l.primIndex=A}}this.scene=e,this._occlusionTester=null,this.capabilities={astcSupported:!!oi(s,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!oi(s,"WEBGL_compressed_texture_etc"),dxtSupported:!!oi(s,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!oi(s,"EXT_texture_compression_bptc"),pvrtcSupported:!(!oi(s,"WEBGL_compressed_texture_pvrtc")&&!oi(s,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){f=e,p=!0},this.setEdgesEnabled=function(e){v=e,p=!0},this.setSAOEnabled=function(e){g=e,p=!0},this.setPBREnabled=function(e){m=e,p=!0},this.setColorTextureEnabled=function(e){_=e,p=!0},this.needStateSort=function(){d=!0},this.shadowsDirty=function(){},this.imageDirty=function(){p=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){x.init(),w.init(),p=!0},this.addDrawable=function(e,t){var i=t.type;if(i){var r=l[i];r||(r={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},l[i]=r),r.count++,r.drawableMap[e]=t,u[e]=t,h=!0}else console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring")},this.removeDrawable=function(e){var t=u[e];if(t){var i=t.type,r=l[i];--r.count<=0?delete l[i]:delete r.drawableMap[e],delete u[e],h=!0}else console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring")},this.getPickID=function(e){return a.addItem(e)},this.putPickID=function(e){a.removeItem(e)},this.clear=function(t){if(s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),n)s.clearColor(1,1,1,1);else{var i=e.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():e.canvas.backgroundColor;s.clearColor(i[0],i[1],i[2],1)}s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT)},this.needsRender=function(){return p||h||d},this.render=function(t){(t=t||{}).force&&(p=!0),B(),p&&(!function(t){var r=e.sao;g&&r.possible&&function(t){var r=e.sao,n=y.getRenderBuffer("saoDepth",{depthTexture:!0});n.bind(),n.clear(),function(e){i.reset(),i.pass=e.pass,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.enable(s.CULL_FACE),s.depthMask(!0),!1!==e.clear&&s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var t=0,r=A.length;t<r;t++){var n=A[t];!0!==n.culled&&!1!==n.visible&&n.drawDepth&&n.saoEnabled&&(n.renderFlags.colorOpaque&&n.drawDepth(i))}}(t),n.unbind();var o=y.getRenderBuffer("saoOcclusion");if(o.bind(),o.clear(),x.render(n),o.unbind(),r.blur){var a=y.getRenderBuffer("saoOcclusion2");a.bind(),a.clear(),w.render(n,o,0),a.unbind(),o.bind(),o.clear(),w.render(n,a,1),o.unbind()}}(t);(function(){for(var t=e._lightsState.lights,i=0,r=t.length;i<r;i++){var s=t[i];s.castsShadow&&P(s)}})(),function(t){var r=[],a=[],l=[],u=[],c=[],h=[],d=[],p=[],b=[],x=[],w=[],B=[],P=[],C=[],M=[],E=[],F=e._lightsState.getAmbientColorAndIntensity();if(i.reset(),i.pass=t.pass,i.withSAO=!1,i.pbrEnabled=m&&!!e.pbrEnabled,i.colorTextureEnabled=_&&!!e.colorTextureEnabled,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),n)s.clearColor(0,0,0,0);else{var k=e.canvas.backgroundColorFromAmbientLight?F:e.canvas.backgroundColor;s.clearColor(k[0],k[1],k[2],1)}s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.enable(s.CULL_FACE),s.depthMask(!0),s.lineWidth(1),i.lineWidth=1;var I,D,S=e.sao.possible;if(g&&S){var T=y.getRenderBuffer("saoOcclusion");i.occlusionTexture=T?T.getTexture():null}else i.occlusionTexture=null;var R=Date.now();!1!==t.clear&&s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var L=0,U=0,O=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0,Z=0,q=0,$=A.length;q<$;q++)if(!0!==(D=A[q]).culled&&!1!==D.visible){var ee=D.renderFlags;ee.colorOpaque&&(g&&S&&D.saoEnabled?r[L++]=D:D.drawColorOpaque(i)),f&&ee.colorTransparent&&(l[O++]=D),ee.xrayedSilhouetteTransparent&&(d[H++]=D),ee.xrayedSilhouetteOpaque&&(c[Q++]=D),ee.highlightedSilhouetteTransparent&&(w[W++]=D),ee.highlightedSilhouetteOpaque&&(b[G++]=D),ee.selectedSilhouetteTransparent&&(M[Y++]=D),ee.selectedSilhouetteOpaque&&(P[X++]=D),D.edges&&v&&(ee.edgesOpaque&&(a[U++]=D),ee.edgesTransparent&&(u[N++]=D),ee.selectedEdgesTransparent&&(E[Z++]=D),ee.selectedEdgesOpaque&&(C[J++]=D),ee.xrayedEdgesTransparent&&(p[j++]=D),ee.xrayedEdgesOpaque&&(h[V++]=D),ee.highlightedEdgesTransparent&&(B[K++]=D),ee.highlightedEdgesOpaque&&(x[z++]=D))}if(L>0)for(i.withSAO=!0,I=0;I<L;I++)r[I].drawColorOpaque(i);if(U>0)for(I=0;I<U;I++)a[I].drawEdgesColorOpaque(i);if(Q>0)for(I=0;I<Q;I++)c[I].drawSilhouetteXRayed(i);if(V>0)for(I=0;I<V;I++)h[I].drawEdgesXRayed(i);if(H>0||j>0||O>0||N>0){if(s.enable(s.CULL_FACE),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):(s.blendEquation(s.FUNC_ADD),s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA)),i.backfaces=!1,o||s.depthMask(!1),(O>0||N>0)&&s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),N>0)for(I=0;I<N;I++)(D=u[I]).drawEdgesColorTransparent(i);if(O>0)for(I=0;I<O;I++)(D=l[I]).drawColorTransparent(i);if(j>0)for(I=0;I<j;I++)p[I].drawEdgesXRayed(i);if(H>0)for(I=0;I<H;I++)d[I].drawSilhouetteXRayed(i);s.disable(s.BLEND),o||s.depthMask(!0)}if(G>0||z>0){if(i.lastProgramId=null,e.highlightMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),z>0)for(I=0;I<z;I++)x[I].drawEdgesHighlighted(i);if(G>0)for(I=0;I<G;I++)b[I].drawSilhouetteHighlighted(i)}if(W>0||K>0||G>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),s.enable(s.CULL_FACE),K>0)for(I=0;I<K;I++)B[I].drawEdgesHighlighted(i);if(W>0)for(I=0;I<W;I++)w[I].drawSilhouetteHighlighted(i);s.disable(s.BLEND)}if(X>0||J>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),J>0)for(I=0;I<J;I++)C[I].drawEdgesSelected(i);if(X>0)for(I=0;I<X;I++)P[I].drawSilhouetteSelected(i)}if(Y>0||Z>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),s.enable(s.CULL_FACE),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),Z>0)for(I=0;I<Z;I++)E[I].drawEdgesSelected(i);if(Y>0)for(I=0;I<Y;I++)M[I].drawSilhouetteSelected(i);s.disable(s.BLEND)}var te=Date.now(),ie=ae.frame;ie.renderTime=(te-R)/1e3,ie.drawElements=i.drawElements,ie.drawArrays=i.drawArrays,ie.useProgram=i.useProgram,ie.bindTexture=i.bindTexture,ie.bindArray=i.bindArray;for(var re=St.MAX_TEXTURE_IMAGE_UNITS,se=0;se<re;se++)s.activeTexture(s.TEXTURE0+se);s.bindTexture(s.TEXTURE_CUBE_MAP,null),s.bindTexture(s.TEXTURE_2D,null);for(var ne=St.MAX_VERTEX_ATTRIBS,oe=0;oe<ne;oe++)s.disableVertexAttribArray(oe)}(t)}(t),ae.frame.frameCount++,p=!1)},this.pick=function(){var t=re.vec3();re.mat4();var i=re.mat4(),s=re.vec3(),n=re.vec3([0,1,0]),o=new Lt,a=re.vec2(),u=re.vec3(),c=re.vec3(),A=re.vec3();return re.vec3(),re.vec3(),function(h){var d,p=arguments.length>1&&void 0!==arguments[1]?arguments[1]:o;p.reset(),B();var f=null,v=null,g=null;for(var m in p.pickSurface=h.pickSurface,h.canvasPos?(u[0]=h.canvasPos[0],u[1]=h.canvasPos[1],f=e.camera.viewMatrix,v=e.camera.projMatrix,g=e.camera.projection,p.canvasPos=h.canvasPos):(h.matrix?(f=h.matrix,v=e.camera.projMatrix,g=e.camera.projection):(c.set(h.origin||[0,0,0]),A.set(h.direction||[0,0,1]),d=re.addVec3(c,A,t),s[0]=Math.random(),s[1]=Math.random(),s[2]=Math.random(),re.normalizeVec3(s),re.cross3Vec3(A,s,n),f=re.lookAtMat4v(c,d,n,i),v=e.camera.ortho.matrix,g="ortho",p.origin=c,p.direction=A),u[0]=.5*r.clientWidth,u[1]=.5*r.clientHeight),l)if(l.hasOwnProperty(m))for(var _=l[m].drawableList,b=0,x=_.length;b<x;b++){var w=_[b];w.setPickMatrices&&w.setPickMatrices(f,v)}var P=y.getRenderBuffer("pick",{size:[1,1]});P.bind();var E=C(P,u,f,v,h,p);if(!E)return P.unbind(),null;var k=E.delegatePickedEntity?E.delegatePickedEntity():E;return k?(h.pickSurface&&(E.canPickTriangle&&E.canPickTriangle()?(M(P,E,u,f,v,p),E.pickTriangleSurface(f,v,g,p),p.pickSurfacePrecision=!1):E.canPickWorldPos&&E.canPickWorldPos()&&(a[0]=e.camera.project.near,a[1]=e.camera.project.far,F(P,E,u,f,v,a,p),!1!==h.pickSurfaceNormal&&T(P,E,u,f,v,p),p.pickSurfacePrecision=!1)),P.unbind(),p.entity=k,p):(P.unbind(),null)}}();var E,F=function(){var t=re.vec4(),n=re.vec4(),o=re.vec4(),a=re.vec4(),l=re.vec4(),u=re.mat4(),c=re.mat4(),A=re.mat4();return function(h,d,p,f,v,g,m){var _=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=m.origin,i.pickViewMatrix=f,i.pickProjMatrix=v,i.pickZNear=g[0],i.pickZFar=g[1],i.pickElementsCount=d.pickElementsCount,i.pickElementsOffset=d.pickElementsOffset,i.pickClipPos=[D(p[0]*_,s.drawingBufferWidth),S(p[1]*_,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.clearColor(0,0,0,0),s.depthMask(!0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),d.drawPickDepths(i);var y,b=function(e){var t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return re.dotVec4(t,i)}(h.read(0,0)),x=(p[0]-r.clientWidth/2)/(r.clientWidth/2),w=-(p[1]-r.clientHeight/2)/(r.clientHeight/2),B=d.origin;if(B){var P=Ve(f,B,u);y=re.mulMat4(v,P,c)}else y=re.mulMat4(v,f,c);var C=re.inverseMat4(y,A);t[0]=x,t[1]=w,t[2]=-1,t[3]=1;var M=re.transformVec4(C,t);M=re.mulVec4Scalar(M,1/M[3]),n[0]=x,n[1]=w,n[2]=1,n[3]=1;var E=re.transformVec4(C,n);E=re.mulVec4Scalar(E,1/E[3]);var F=re.subVec3(E,M,o),k=re.addVec3(M,re.mulVec4Scalar(F,b,a),l);B&&re.addVec3(k,B),m.worldPos=k}}();function k(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(var t=0,i=A.length;t<i;t++){var r=A[t];r.drawSnapInit&&!r.culled&&r.visible&&r.pickable&&r.drawSnapInit(e)}return e.snapPickLayerParams}function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(var t=0,i=A.length;t<i;t++){var r=A[t];r.drawSnapInit&&r.drawSnap&&!r.culled&&r.visible&&r.pickable&&r.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}function T(t,r,n,o,a,l){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[D(n[0]*u,s.drawingBufferWidth),S(n[1]*u,s.drawingBufferHeight)];var c=y.getRenderBuffer("pick-normal",{size:[3,3]});c.bind(s.RGBA32I),s.viewport(0,0,c.size[0],c.size[1]),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.DEPTH_BUFFER_BIT),s.clearBufferiv(s.COLOR,0,new Int32Array([0,0,0,0])),r.drawPickNormals(i);var A=c.read(1,1,s.RGBA_INTEGER,s.INT,Int32Array,4);c.unbind();var h=[A[0]/re.MAX_INT,A[1]/re.MAX_INT,A[2]/re.MAX_INT];re.normalizeVec3(h),l.worldNormal=h}this.snapPick=(E=new Lt,function(t){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:E,n=t.canvasPos,o=t.origin,u=t.direction,c=t.snapRadius,A=t.snapToVertex,h=t.snapToEdge;if(!A&&!h)return this.pick({canvasPos:n,pickSurface:!0});var d=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickZNear=e.camera.project.near,i.pickZFar=e.camera.project.far;var p=c||30,f=y.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*p+1,2*p+1]});i.snapVectorA=[n?D(n[0]*d,s.drawingBufferWidth):0,n?S(n[1]*d,s.drawingBufferHeight):0],i.snapInvVectorAB=[s.drawingBufferWidth/(2*p),s.drawingBufferHeight/(2*p)],f.bind(s.RGBA32I,s.RGBA32I,s.RGBA8UI),s.viewport(0,0,f.size[0],f.size[1]),s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.disable(s.CULL_FACE),s.depthMask(!0),s.disable(s.BLEND),s.depthFunc(s.LEQUAL),s.clear(s.DEPTH_BUFFER_BIT),s.clearBufferiv(s.COLOR,0,new Int32Array([0,0,0,0])),s.clearBufferiv(s.COLOR,1,new Int32Array([0,0,0,0])),s.clearBufferuiv(s.COLOR,2,new Uint32Array([0,0,0,0])),i.pickViewMatrix=n?e.camera.viewMatrix:re.lookAtMat4v(o,re.addVec3(o,u,re.vec3()),re.vec3([0,1,0]),re.mat4());var v=e.camera.projMatrix;for(var g in l)if(l.hasOwnProperty(g))for(var m=l[g].drawableList,_=0,b=m.length;_<b;_++){var x=m[_];x.setPickMatrices&&x.setPickMatrices(i.pickViewMatrix,v)}s.drawBuffers([s.COLOR_ATTACHMENT0,s.COLOR_ATTACHMENT1,s.COLOR_ATTACHMENT2]);var w=k(i),B=[];i.snapPickLayerParams=B,s.depthMask(!1),s.drawBuffers([s.COLOR_ATTACHMENT0]),A&&h?(i.snapMode="edge",I(i),i.snapMode="vertex",i.snapPickLayerNumber++,I(i)):(i.snapMode=A?"vertex":"edge",I(i)),s.depthMask(!0);var P=f.readArray(s.RGBA_INTEGER,s.INT,Int32Array,4),C=f.readArray(s.RGBA_INTEGER,s.INT,Int32Array,4,1),M=f.readArray(s.RGBA_INTEGER,s.UNSIGNED_INT,Uint32Array,4,2);f.unbind();var F=null,T=null,R=null,L=p,U=p,O=4*L+U*f.size[0]*4,N=P.slice(O,O+4),Q=C.slice(O,O+4),V=M.slice(O,O+4);if(0!==N[3]){var H=w[Math.abs(N[3])%w.length],j=H.origin,G=H.coordinateScale;F=[N[0]*G[0]+j[0],N[1]*G[1]+j[1],N[2]*G[2]+j[2]],T=re.normalizeVec3([Q[0]/re.MAX_INT,Q[1]/re.MAX_INT,Q[2]/re.MAX_INT]);var z=V[0]+(V[1]<<8)+(V[2]<<16)+(V[3]<<24);R=a.items[z]}for(var W=[],K=0;K<P.length;K+=4)if(P[K+3]>0){var X=Math.floor(K/4),J=f.size[0],Y=X%J-Math.floor(J/2),Z=Math.floor(X/J)-Math.floor(J/2),q=Math.sqrt(Math.pow(Y,2)+Math.pow(Z,2));W.push({x:Y,y:Z,dist:q,isVertex:A&&h?P[K+3]>B.length/2:A,result:[P[K+0],P[K+1],P[K+2],P[K+3]],normal:[C[K+0],C[K+1],C[K+2],C[K+3]],id:[M[K+0],M[K+1],M[K+2],M[K+3]]})}var $=null,ee=null,te=null,ie=null;if(W.length>0){W.sort((function(e,t){return e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist})),ie=W[0].isVertex?"vertex":"edge";var se=W[0].result,ne=W[0].normal,oe=W[0].id,ae=B[se[3]],le=ae.origin,ue=ae.coordinateScale;ee=re.normalizeVec3([ne[0]/re.MAX_INT,ne[1]/re.MAX_INT,ne[2]/re.MAX_INT]),$=[se[0]*ue[0]+le[0],se[1]*ue[1]+le[1],se[2]*ue[2]+le[2]],te=a.items[oe[0]+(oe[1]<<8)+(oe[2]<<16)+(oe[3]<<24)]}if(null===F&&null==$)return null;var ce=null;null!==$&&(ce=e.camera.projectWorldPos($));var Ae=te&&te.delegatePickedEntity?te.delegatePickedEntity():te;return!Ae&&R&&(R=R.delegatePickedEntity?R.delegatePickedEntity():R),r.reset(),r.snappedToEdge="edge"===ie,r.snappedToVertex="vertex"===ie,r.worldPos=$||F,r.worldNormal=ee||T,r.entity=Ae||R,r.canvasPos=n||e.camera.projectWorldPos(F||$),r.snappedCanvasPos=ce||n,r}),this.addMarker=function(t){this._occlusionTester=this._occlusionTester||new Xt(e,y),this._occlusionTester.addMarker(t),e.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){B(),this._occlusionTester.bindRenderBuf(),i.reset(),i.backfaces=!0,i.frontface=!0,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var e=0,t=A.length;e<t;e++){var r=A[e];r.drawOcclusion&&!0!==r.culled&&!1!==r.visible&&!1!==r.pickable&&r.drawOcclusion(i)}this._occlusionTester.drawMarkers(i),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,r){var s,n,o,a,l=y.getRenderBuffer("snapshot");for(l.bind(),l.clear(),this.render({force:!0,opaqueOnly:r}),n=0;n<i;n++)o=2*n,a=4*n,s=l.read(e[o],e[o+1]),t[a]=s[0],t[a+1]=s[1],t[a+2]=s[2],t[a+3]=s[3];l.unbind(),p=!0},this.beginSnapshot=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=y.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),b=!0},this.renderSnapshot=function(){b&&(y.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),p=!0)},this.readSnapshot=function(e){return y.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return y.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){b&&(y.getRenderBuffer("snapshot").unbind(),b=!1)},this.destroy=function(){l={},u={},y.destroy(),x.destroy(),w.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}},li=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).KEY_BACKSPACE=8,r.KEY_TAB=9,r.KEY_ENTER=13,r.KEY_SHIFT=16,r.KEY_CTRL=17,r.KEY_ALT=18,r.KEY_PAUSE_BREAK=19,r.KEY_CAPS_LOCK=20,r.KEY_ESCAPE=27,r.KEY_PAGE_UP=33,r.KEY_PAGE_DOWN=34,r.KEY_END=35,r.KEY_HOME=36,r.KEY_LEFT_ARROW=37,r.KEY_UP_ARROW=38,r.KEY_RIGHT_ARROW=39,r.KEY_DOWN_ARROW=40,r.KEY_INSERT=45,r.KEY_DELETE=46,r.KEY_NUM_0=48,r.KEY_NUM_1=49,r.KEY_NUM_2=50,r.KEY_NUM_3=51,r.KEY_NUM_4=52,r.KEY_NUM_5=53,r.KEY_NUM_6=54,r.KEY_NUM_7=55,r.KEY_NUM_8=56,r.KEY_NUM_9=57,r.KEY_A=65,r.KEY_B=66,r.KEY_C=67,r.KEY_D=68,r.KEY_E=69,r.KEY_F=70,r.KEY_G=71,r.KEY_H=72,r.KEY_I=73,r.KEY_J=74,r.KEY_K=75,r.KEY_L=76,r.KEY_M=77,r.KEY_N=78,r.KEY_O=79,r.KEY_P=80,r.KEY_Q=81,r.KEY_R=82,r.KEY_S=83,r.KEY_T=84,r.KEY_U=85,r.KEY_V=86,r.KEY_W=87,r.KEY_X=88,r.KEY_Y=89,r.KEY_Z=90,r.KEY_LEFT_WINDOW=91,r.KEY_RIGHT_WINDOW=92,r.KEY_SELECT_KEY=93,r.KEY_NUMPAD_0=96,r.KEY_NUMPAD_1=97,r.KEY_NUMPAD_2=98,r.KEY_NUMPAD_3=99,r.KEY_NUMPAD_4=100,r.KEY_NUMPAD_5=101,r.KEY_NUMPAD_6=102,r.KEY_NUMPAD_7=103,r.KEY_NUMPAD_8=104,r.KEY_NUMPAD_9=105,r.KEY_MULTIPLY=106,r.KEY_ADD=107,r.KEY_SUBTRACT=109,r.KEY_DECIMAL_POINT=110,r.KEY_DIVIDE=111,r.KEY_F1=112,r.KEY_F2=113,r.KEY_F3=114,r.KEY_F4=115,r.KEY_F5=116,r.KEY_F6=117,r.KEY_F7=118,r.KEY_F8=119,r.KEY_F9=120,r.KEY_F10=121,r.KEY_F11=122,r.KEY_F12=123,r.KEY_NUM_LOCK=144,r.KEY_SCROLL_LOCK=145,r.KEY_SEMI_COLON=186,r.KEY_EQUAL_SIGN=187,r.KEY_COMMA=188,r.KEY_DASH=189,r.KEY_PERIOD=190,r.KEY_FORWARD_SLASH=191,r.KEY_GRAVE_ACCENT=192,r.KEY_OPEN_BRACKET=219,r.KEY_BACK_SLASH=220,r.KEY_CLOSE_BRACKET=221,r.KEY_SINGLE_QUOTE=222,r.KEY_SPACE=32,r.element=s.element,r.altDown=!1,r.ctrlDown=!1,r.mouseDownLeft=!1,r.mouseDownMiddle=!1,r.mouseDownRight=!1,r.keyDown=[],r.enabled=!0,r.keyboardEnabled=!0,r.mouseover=!1,r.mouseCanvasPos=re.vec2(),r._keyboardEventsElement=s.keyboardEventsElement||document,r._bindEvents(),r}return C(i,[{key:"_bindEvents",value:function(){var e=this;if(!this._eventsBound){this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!0:t.keyCode===e.KEY_ALT?e.altDown=!0:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!0),e.keyDown[t.keyCode]=!0,e.fire("keydown",t.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!1:t.keyCode===e.KEY_ALT?e.altDown=!1:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!1),e.keyDown[t.keyCode]=!1,e.fire("keyup",t.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=function(t){e.enabled&&(e.mouseover=!0,e._getMouseCanvasPos(t),e.fire("mouseenter",e.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=function(t){e.enabled&&(e.mouseover=!1,e._getMouseCanvasPos(t),e.fire("mouseleave",e.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!0;break;case 2:e.mouseDownMiddle=!0;break;case 3:e.mouseDownRight=!0}e._getMouseCanvasPos(t),e.element.focus(),e.fire("mousedown",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!1;break;case 2:e.mouseDownMiddle=!1;break;case 3:e.mouseDownRight=!1}e.fire("mouseup",e.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("click",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("dblclick",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}});var t=this.scene.tickify((function(){return e.fire("mousemove",e.mouseCanvasPos,!0)}));this.element.addEventListener("mousemove",this._mouseMoveListener=function(i){e.enabled&&(e._getMouseCanvasPos(i),t(),e.mouseover&&i.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=function(t){e.enabled&&(e._getMouseCanvasPos(t),e.fire("contextmenu",e.mouseCanvasPos,!0))});var i=this.scene.tickify((function(t){e.fire("mousewheel",t,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=function(t,r){if(e.enabled){var s=Math.max(-1,Math.min(1,40*-t.deltaY));i(s)}},{passive:!0});var r,s;this.on("mousedown",(function(e){r=e[0],s=e[1]})),this.on("mouseup",(function(t){r>=t[0]-2&&r<=t[0]+2&&s>=t[1]-2&&s<=t[1]+2&&e.fire("mouseclicked",t,!0)})),this.element.addEventListener("touchstart",this._touchstartListener=function(t){e.enabled&&h(t.changedTouches).forEach((function(t){e.fire("touchstart",[t.identifier,e._getTouchCanvasPos(t)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=function(t){e.enabled&&h(t.changedTouches).forEach((function(t){e.fire("touchend",[t.identifier,e._getTouchCanvasPos(t)],!0)}))}),this._eventsBound=!0}}},{key:"_unbindEvents",value:function(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}},{key:"_getTouchCanvasPos",value:function(e){for(var t=e.target,i=0,r=0;t.offsetParent;)i+=t.offsetLeft,r+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-r]}},{key:"_getMouseCanvasPos",value:function(e){if(e){for(var t=e.target,i=0,r=0;t.offsetParent;)i+=t.offsetLeft,r+=t.offsetTop,t=t.offsetParent;this.mouseCanvasPos[0]=e.pageX-i,this.mouseCanvasPos[1]=e.pageY-r}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}},{key:"setEnabled",value:function(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}},{key:"getEnabled",value:function(){return this.enabled}},{key:"setKeyboardEnabled",value:function(e){this.keyboardEnabled=e}},{key:"getKeyboardEnabled",value:function(){return this.keyboardEnabled}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._unbindEvents()}}]),i}(),ui=new G({}),ci=function(){function e(t){for(var i in B(this,e),this.id=ui.addItem({}),t)t.hasOwnProperty(i)&&(this[i]=t[i])}return C(e,[{key:"destroy",value:function(){ui.removeItem(this.id)}}]),e}(),Ai=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({boundary:[0,0,100,100]}),r.boundary=s.boundary,r.autoBoundary=s.autoBoundary,r}return C(i,[{key:"type",get:function(){return"Viewport"}},{key:"boundary",get:function(){return this._state.boundary},set:function(e){if(!this._autoBoundary){if(!e){var t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}},{key:"autoBoundary",get:function(){return this._autoBoundary},set:function(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){var t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),hi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new ci({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r._fov=60,r._canvasResized=r.scene.canvas.on("boundary",r._needUpdate,b(r)),r.fov=s.fov,r.fovAxis=s.fovAxis,r.near=s.near,r.far=s.far,r}return C(i,[{key:"type",get:function(){return"Perspective"}},{key:"_update",value:function(){var e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis,r=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(r/=t),r=Math.min(r,120),re.perspectiveMat4(r*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}},{key:"fov",get:function(){return this._fov},set:function(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}},{key:"fovAxis",get:function(){return this._fovAxis},set:function(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}]),i}(),di=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new ci({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r.scale=s.scale,r.near=s.near,r.far=s.far,r._onCanvasBoundary=r.scene.canvas.on("boundary",r._needUpdate,b(r)),r}return C(i,[{key:"type",get:function(){return"Ortho"}},{key:"_update",value:function(){var e,t,i,r,s=this.scene,n=.5*this._scale,o=s.canvas.boundary,a=o[2],l=o[3],u=a/l;a>l?(e=-n,t=n,i=n/u,r=-n/u):(e=-n*u,t=n*u,i=n,r=-n),re.orthoMat4c(e,t,r,i,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}]),i}(),pi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new ci({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._left=-1,r._right=1,r._bottom=-1,r._top=1,r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r.left=s.left,r.right=s.right,r.bottom=s.bottom,r.top=s.top,r.near=s.near,r.far=s.far,r}return C(i,[{key:"type",get:function(){return"Frustum"}},{key:"_update",value:function(){re.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"left",get:function(){return this._left},set:function(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}},{key:"right",get:function(){return this._right},set:function(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}},{key:"top",get:function(){return this._top},set:function(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}},{key:"bottom",get:function(){return this._bottom},set:function(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}},{key:"near",get:function(){return this._state.near},set:function(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}},{key:"far",get:function(){return this._state.far},set:function(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),fi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new ci({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4()}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!1,r.matrix=s.matrix,r}return C(i,[{key:"type",get:function(){return"CustomProjection"}},{key:"matrix",get:function(){return this._state.matrix},set:function(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),vi=re.vec3(),gi=re.vec3(),mi=re.vec3(),_i=re.vec3(),yi=re.vec3(),bi=re.vec3(),xi=re.vec4(),wi=re.vec4(),Bi=re.vec4(),Pi=re.mat4(),Ci=re.mat4(),Mi=re.vec3(),Ei=re.vec3(),Fi=re.vec3(),ki=re.vec3(),Ii=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({deviceMatrix:re.mat4(),hasDeviceMatrix:!1,matrix:re.mat4(),normalMatrix:re.mat4(),inverseMatrix:re.mat4()}),r._perspective=new hi(b(r)),r._ortho=new di(b(r)),r._frustum=new pi(b(r)),r._customProjection=new fi(b(r)),r._project=r._perspective,r._eye=re.vec3([0,0,10]),r._look=re.vec3([0,0,0]),r._up=re.vec3([0,1,0]),r._worldUp=re.vec3([0,1,0]),r._worldRight=re.vec3([1,0,0]),r._worldForward=re.vec3([0,0,-1]),r.deviceMatrix=s.deviceMatrix,r.eye=s.eye,r.look=s.look,r.up=s.up,r.worldAxis=s.worldAxis,r.gimbalLock=s.gimbalLock,r.constrainPitch=s.constrainPitch,r.projection=s.projection,r._perspective.on("matrix",(function(){"perspective"===r._projectionType&&r.fire("projMatrix",r._perspective.matrix)})),r._ortho.on("matrix",(function(){"ortho"===r._projectionType&&r.fire("projMatrix",r._ortho.matrix)})),r._frustum.on("matrix",(function(){"frustum"===r._projectionType&&r.fire("projMatrix",r._frustum.matrix)})),r._customProjection.on("matrix",(function(){"customProjection"===r._projectionType&&r.fire("projMatrix",r._customProjection.matrix)})),r}return C(i,[{key:"type",get:function(){return"Camera"}},{key:"_update",value:function(){var e,t=this._state;"ortho"===this.projection?(re.subVec3(this._eye,this._look,Mi),re.normalizeVec3(Mi,Ei),re.mulVec3Scalar(Ei,1e3,Fi),re.addVec3(this._look,Fi,ki),e=ki):e=this._eye,t.hasDeviceMatrix?(re.lookAtMat4v(e,this._look,this._up,Ci),re.mulMat4(t.deviceMatrix,Ci,t.matrix)):re.lookAtMat4v(e,this._look,this._up,t.matrix),re.inverseMat4(this._state.matrix,this._state.inverseMatrix),re.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}},{key:"orbitYaw",value:function(e){var t=re.subVec3(this._eye,this._look,vi);re.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Pi),t=re.transformPoint3(Pi,t,gi),this.eye=re.addVec3(this._look,t,mi),this.up=re.transformPoint3(Pi,this._up,_i)}},{key:"orbitPitch",value:function(e){if(!(this._constrainPitch&&(e=re.dotVec3(this._up,this._worldUp)/re.DEGTORAD)<1)){var t=re.subVec3(this._eye,this._look,vi),i=re.cross3Vec3(re.normalizeVec3(t,gi),re.normalizeVec3(this._up,mi));re.rotationMat4v(.0174532925*e,i,Pi),t=re.transformPoint3(Pi,t,_i),this.up=re.transformPoint3(Pi,this._up,yi),this.eye=re.addVec3(t,this._look,bi)}}},{key:"yaw",value:function(e){var t=re.subVec3(this._look,this._eye,vi);re.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Pi),t=re.transformPoint3(Pi,t,gi),this.look=re.addVec3(t,this._eye,mi),this._gimbalLock&&(this.up=re.transformPoint3(Pi,this._up,_i))}},{key:"pitch",value:function(e){if(!(this._constrainPitch&&(e=re.dotVec3(this._up,this._worldUp)/re.DEGTORAD)<1)){var t=re.subVec3(this._look,this._eye,vi),i=re.cross3Vec3(re.normalizeVec3(t,gi),re.normalizeVec3(this._up,mi));re.rotationMat4v(.0174532925*e,i,Pi),this.up=re.transformPoint3(Pi,this._up,bi),t=re.transformPoint3(Pi,t,_i),this.look=re.addVec3(t,this._eye,yi)}}},{key:"pan",value:function(e){var t,i=re.subVec3(this._eye,this._look,vi),r=[0,0,0];if(0!==e[0]){var s=re.cross3Vec3(re.normalizeVec3(i,[]),re.normalizeVec3(this._up,gi));t=re.mulVec3Scalar(s,e[0]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]}0!==e[1]&&(t=re.mulVec3Scalar(re.normalizeVec3(this._up,mi),e[1]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]),0!==e[2]&&(t=re.mulVec3Scalar(re.normalizeVec3(i,_i),e[2]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]),this.eye=re.addVec3(this._eye,r,yi),this.look=re.addVec3(this._look,r,bi)}},{key:"zoom",value:function(e){var t=re.subVec3(this._eye,this._look,vi),i=Math.abs(re.lenVec3(t,gi)),r=Math.abs(i+e);if(!(r<.5)){var s=re.normalizeVec3(t,mi);this.eye=re.addVec3(this._look,re.mulVec3Scalar(s,r),_i)}}},{key:"eye",get:function(){return this._eye},set:function(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}},{key:"look",get:function(){return this._look},set:function(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}},{key:"up",get:function(){return this._up},set:function(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}},{key:"deviceMatrix",get:function(){return this._state.deviceMatrix},set:function(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}},{key:"worldAxis",get:function(){return this._worldAxis},set:function(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=re.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}},{key:"worldUp",get:function(){return this._worldUp}},{key:"xUp",get:function(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}},{key:"yUp",get:function(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}},{key:"zUp",get:function(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}},{key:"worldRight",get:function(){return this._worldRight}},{key:"worldForward",get:function(){return this._worldForward}},{key:"gimbalLock",get:function(){return this._gimbalLock},set:function(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}},{key:"constrainPitch",set:function(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}},{key:"eyeLookDist",get:function(){return re.lenVec3(re.subVec3(this._look,this._eye,vi))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"viewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"normalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"viewNormalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"inverseViewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}},{key:"projMatrix",get:function(){return this[this.projection].matrix}},{key:"perspective",get:function(){return this._perspective}},{key:"ortho",get:function(){return this._ortho}},{key:"frustum",get:function(){return this._frustum}},{key:"customProjection",get:function(){return this._customProjection}},{key:"projection",get:function(){return this._projectionType},set:function(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}},{key:"project",get:function(){return this._project}},{key:"projectWorldPos",value:function(e){var t=xi,i=wi,r=Bi;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,re.mulMat4v4(this.viewMatrix,t,i),re.mulMat4v4(this.projMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1;var s=this.scene.canvas.canvas,n=s.offsetWidth/2,o=s.offsetHeight/2;return[r[0]*n+n,r[1]*o+o]}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Di=function(e){g(i,Ce);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r)}return C(i,[{key:"type",get:function(){return"Light"}},{key:"isLight",get:function(){return!0}}]),i}(),Si=function(e){g(i,Di);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._shadowRenderBuf=null,r._shadowViewMatrix=null,r._shadowProjMatrix=null,r._shadowViewMatrixDirty=!0,r._shadowProjMatrixDirty=!0;var n=r.scene.camera,o=r.scene.canvas;return r._onCameraViewMatrix=n.on("viewMatrix",(function(){r._shadowViewMatrixDirty=!0})),r._onCameraProjMatrix=n.on("projMatrix",(function(){r._shadowProjMatrixDirty=!0})),r._onCanvasBoundary=o.on("boundary",(function(){r._shadowProjMatrixDirty=!0})),r._state=new ci({type:"dir",dir:re.vec3([1,1,1]),color:re.vec3([.7,.7,.8]),intensity:1,space:s.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(r._shadowViewMatrixDirty){r._shadowViewMatrix||(r._shadowViewMatrix=re.identityMat4());var e=r.scene.camera,t=r._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]];re.lookAtMat4v(s,i,[0,1,0],r._shadowViewMatrix),r._shadowViewMatrixDirty=!1}return r._shadowViewMatrix},getShadowProjMatrix:function(){return r._shadowProjMatrixDirty&&(r._shadowProjMatrix||(r._shadowProjMatrix=re.identityMat4()),re.orthoMat4c(-40,40,-40,40,-40,80,r._shadowProjMatrix),r._shadowProjMatrixDirty=!1),r._shadowProjMatrix},getShadowRenderBuf:function(){return r._shadowRenderBuf||(r._shadowRenderBuf=new si(r.scene.canvas.canvas,r.scene.canvas.gl,{size:[1024,1024]})),r._shadowRenderBuf}}),r.dir=s.dir,r.color=s.color,r.intensity=s.intensity,r.castsShadow=s.castsShadow,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"DirLight"}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}(),Ti=function(e){g(i,Di);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state={type:"ambient",color:re.vec3([.7,.7,.7]),intensity:1},r.color=s.color,r.intensity=s.intensity,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"AmbientLight"}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._lightDestroyed(this)}}]),i}(),Ri=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),r=t.call(this,e,s),ae.memory.meshes++,r}return C(i,[{key:"type",get:function(){return"Geometry"}},{key:"isGeometry",get:function(){return!0}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),ae.memory.meshes--}}]),i}(),Li=function(){var e=[],t=[],i=[],r=[],s=[],n=0,o=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),u=re.vec3(),c=re.vec3(),A=re.vec3(),h=re.vec3(),d=re.vec3(),p=re.vec3(),f=re.vec3();return function(v,g,m,_){!function(s,n){var o,a,l,u,c,A,h={},d=Math.pow(10,4),p=0;for(c=0,A=s.length;c<A;c+=3)o=s[c],a=s[c+1],l=s[c+2],void 0===h[u=Math.round(o*d)+"_"+Math.round(a*d)+"_"+Math.round(l*d)]&&(h[u]=p/3,e[p++]=o,e[p++]=a,e[p++]=l),t[c/3]=h[u];for(c=0,A=n.length;c<A;c++)r[c]=t[n[c]],i[r[c]]=n[c]}(v,g),function(t,i){n=0;for(var v=0,g=t;v<g;v+=3){var m=3*r[v],_=3*r[v+1],y=3*r[v+2];i?(o[0]=e[m],o[1]=e[m+1],o[2]=e[m+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[y],l[1]=e[y+1],l[2]=e[y+2],re.decompressPosition(o,i,u),re.decompressPosition(a,i,c),re.decompressPosition(l,i,A)):(u[0]=e[m],u[1]=e[m+1],u[2]=e[m+2],c[0]=e[_],c[1]=e[_+1],c[2]=e[_+2],A[0]=e[y],A[1]=e[y+1],A[2]=e[y+2]),re.subVec3(A,c,h),re.subVec3(u,c,d),re.cross3Vec3(h,d,p),re.normalizeVec3(p,f);var b=s[n]||(s[n]={normal:re.vec3()});b.normal[0]=f[0],b.normal[1]=f[1],b.normal[2]=f[2],n++}}(g.length,m);for(var y,b,x,w,B,P,C,M,E,F,k=[],I=Math.cos(re.DEGTORAD*_),D={},S=!1,T=0,R=g.length;T<R;T+=3)for(var L=T/3,U=0;U<3;U++)y=r[T+U],b=r[T+(U+1)%3],void 0===D[B=(x=Math.min(y,b))+","+(w=Math.max(y,b))]?D[B]={index1:x,index2:w,face1:L,face2:void 0}:D[B].face2=L;for(B in D)void 0!==(P=D[B]).face2&&(C=s[P.face1].normal,M=s[P.face2].normal,re.dotVec3(C,M)>I)||(E=i[P.index1],F=i[P.index2],(!S&&E>65535||F>65535)&&(S=!0),k.push(E),k.push(F));return S?new Uint32Array(k):new Uint16Array(k)}}();var Ui=function(){var e=re.mat4(),t=re.mat4();return function(i,r){r=r||re.mat4();var s=i[0],n=i[1],o=i[2],a=i[3]-s,l=i[4]-n,u=i[5]-o,c=65535;return re.identityMat4(e),re.translationMat4v(i,e),re.identityMat4(t),re.scalingMat4v([a/c,l/c,u/c],t),re.mulMat4(e,t,r),r}}(),Oi=function(){var e=re.mat4(),t=re.mat4();return function(i,r,s){var n,o=new Uint16Array(i.length),a=new Float32Array([s[0]!==r[0]?65535/(s[0]-r[0]):0,s[1]!==r[1]?65535/(s[1]-r[1]):0,s[2]!==r[2]?65535/(s[2]-r[2]):0]);for(n=0;n<i.length;n+=3)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-r[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-r[1])*a[1]))),o[n+2]=Math.max(0,Math.min(65535,Math.floor((i[n+2]-r[2])*a[2])));return re.identityMat4(e),re.translationMat4v(r,e),re.identityMat4(t),re.scalingMat4v([(s[0]-r[0])/65535,(s[1]-r[1])/65535,(s[2]-r[2])/65535],t),{quantized:o,decodeMatrix:re.mulMat4(e,t,re.identityMat4())}}}();var Ni=function(){var e=re.mat3(),t=re.mat3();return function(i,r,s){var n,o=new Uint16Array(i.length),a=new Float32Array([65535/(s[0]-r[0]),65535/(s[1]-r[1])]);for(n=0;n<i.length;n+=2)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-r[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-r[1])*a[1])));return re.identityMat3(e),re.translationMat3v(r,e),re.identityMat3(t),re.scalingMat3v([(s[0]-r[0])/65535,(s[1]-r[1])/65535],t),{quantized:o,decodeMatrix:re.mulMat3(e,t,re.identityMat3())}}}();function Qi(e,t,i,r){var s=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),n=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){var o=(1-Math.abs(n))*(s>=0?1:-1),a=(1-Math.abs(s))*(n>=0?1:-1);s=o,n=a}return new Int8Array([Math[i](127.5*s+(s<0?-1:0)),Math[r](127.5*n+(n<0?-1:0))])}function Vi(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var r=1-Math.abs(t)-Math.abs(i);r<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var s=Math.sqrt(t*t+i*i+r*r);return[t/s,i/s,r/s]}function Hi(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}var ji={getPositionsBounds:function(e){var t,i,r=new Float32Array(3),s=new Float32Array(3);for(t=0;t<3;t++)r[t]=Number.MAX_VALUE,s[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=3)for(i=0;i<3;i++)r[i]=Math.min(r[i],e[t+i]),s[i]=Math.max(s[i],e[t+i]);return{min:r,max:s}},createPositionsDecodeMatrix:Ui,compressPositions:Oi,compressPosition:function(e,t,i){var r=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*r[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*r[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*r[2])))},decompressPositions:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),r=0,s=e.length;r<s;r+=3)i[r+0]=e[r+0]*t[0]+t[12],i[r+1]=e[r+1]*t[5]+t[13],i[r+2]=e[r+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:e;return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){var t,i,r=new Float32Array(2),s=new Float32Array(2);for(t=0;t<2;t++)r[t]=Number.MAX_VALUE,s[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=2)for(i=0;i<2;i++)r[i]=Math.min(r[i],e[t+i]),s[i]=Math.max(s[i],e[t+i]);return{min:r,max:s}},compressUVs:Ni,decompressUVs:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),r=0,s=e.length;r<s;r+=3)i[r+0]=e[r+0]*t[0]+t[6],i[r+1]=e[r+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){for(var t,i,r,s,n=new Int8Array(e.length),o=0;o<e.length;o+=3)i=t=Qi(e,o,"floor","floor"),r=s=Hi(e,o,Vi(t)),(r=Hi(e,o,Vi(t=Qi(e,o,"ceil","floor"))))>s&&(i=t,s=r),(r=Hi(e,o,Vi(t=Qi(e,o,"floor","ceil"))))>s&&(i=t,s=r),(r=Hi(e,o,Vi(t=Qi(e,o,"ceil","ceil"))))>s&&(i=t,s=r),n[o]=i[0],n[o+1]=i[1];return n},decompressNormals:function(e,t){for(var i=0,r=0,s=e.length;i<s;i+=2){var n=e[i+0],o=e[i+1];n=(2*n+1)/255,o=(2*o+1)/255;var a=1-Math.abs(n)-Math.abs(o);a<0&&(n=(1-Math.abs(o))*(n>=0?1:-1),o=(1-Math.abs(n))*(o>=0?1:-1));var l=Math.sqrt(n*n+o*o+a*a);t[r+0]=n/l,t[r+1]=o/l,t[r+2]=a/l,r+=3}return t},decompressNormal:function(e,t){var i=e[0],r=e[1];i=(2*i+1)/255,r=(2*r+1)/255;var s=1-Math.abs(i)-Math.abs(r);s<0&&(i=(1-Math.abs(r))*(i>=0?1:-1),r=(1-Math.abs(i))*(r>=0?1:-1));var n=Math.sqrt(i*i+r*r+s*s);return t[0]=i/n,t[1]=r/n,t[2]=s/n,t}},Gi=ae.memory,zi=re.AABB3(),Wi=function(e){g(i,Ri);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._state=new ci({compressGeometry:!!s.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),r._numTriangles=0,r._edgeThreshold=s.edgeThreshold||10,r._edgeIndicesBuf=null,r._pickTrianglePositionsBuf=null,r._pickTriangleColorsBuf=null,r._aabbDirty=!0,r._boundingSphere=!0,r._aabb=null,r._aabbDirty=!0,r._obb=null,r._obbDirty=!0;var n=r._state,o=r.scene.canvas.gl;switch(s.primitive=s.primitive||"triangles",s.primitive){case"points":n.primitive=o.POINTS,n.primitiveName=s.primitive;break;case"lines":n.primitive=o.LINES,n.primitiveName=s.primitive;break;case"line-loop":n.primitive=o.LINE_LOOP,n.primitiveName=s.primitive;break;case"line-strip":n.primitive=o.LINE_STRIP,n.primitiveName=s.primitive;break;case"triangles":n.primitive=o.TRIANGLES,n.primitiveName=s.primitive;break;case"triangle-strip":n.primitive=o.TRIANGLE_STRIP,n.primitiveName=s.primitive;break;case"triangle-fan":n.primitive=o.TRIANGLE_FAN,n.primitiveName=s.primitive;break;default:r.error("Unsupported value for 'primitive': '"+s.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),n.primitive=o.TRIANGLES,n.primitiveName=s.primitive}if(s.positions)if(r._state.compressGeometry){var a=ji.getPositionsBounds(s.positions),l=ji.compressPositions(s.positions,a.min,a.max);n.positions=l.quantized,n.positionsDecodeMatrix=l.decodeMatrix}else n.positions=s.positions.constructor===Float32Array?s.positions:new Float32Array(s.positions);if(s.colors&&(n.colors=s.colors.constructor===Float32Array?s.colors:new Float32Array(s.colors)),s.uv)if(r._state.compressGeometry){var u=ji.getUVBounds(s.uv),c=ji.compressUVs(s.uv,u.min,u.max);n.uv=c.quantized,n.uvDecodeMatrix=c.decodeMatrix}else n.uv=s.uv.constructor===Float32Array?s.uv:new Float32Array(s.uv);return s.normals&&(r._state.compressGeometry?n.normals=ji.compressNormals(s.normals):n.normals=s.normals.constructor===Float32Array?s.normals:new Float32Array(s.normals)),s.indices&&(n.indices=s.indices.constructor===Uint32Array||s.indices.constructor===Uint16Array?s.indices:new Uint32Array(s.indices),"triangles"===r._state.primitiveName&&(r._numTriangles=s.indices.length/3)),r._buildHash(),Gi.meshes++,r._buildVBOs(),r}return C(i,[{key:"type",get:function(){return"ReadableGeometry"}},{key:"isReadableGeometry",get:function(){return!0}},{key:"_buildVBOs",value:function(){var e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),Gi.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),Gi.positions+=e.positionsBuf.numItems),e.normals){var i=e.compressGeometry;e.normalsBuf=new Gt(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),Gi.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new Gt(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),Gi.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new Gt(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),Gi.uvs+=e.uvBuf.numItems)}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}},{key:"_getPickTrianglePositions",value:function(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}},{key:"_getPickTriangleColors",value:function(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}},{key:"_buildEdgeIndices",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=Li(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),Gi.indices+=this._edgeIndicesBuf.numItems}}},{key:"_buildPickTriangleVBOs",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=re.buildPickTriangles(e.positions,e.indices,e.compressGeometry),r=i.positions,s=i.colors;this._pickTrianglePositionsBuf=new Gt(t,t.ARRAY_BUFFER,r,r.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new Gt(t,t.ARRAY_BUFFER,s,s.length,4,t.STATIC_DRAW,!0),Gi.positions+=this._pickTrianglePositionsBuf.numItems,Gi.colors+=this._pickTriangleColorsBuf.numItems}}},{key:"_buildPickVertexVBOs",value:function(){}},{key:"_webglContextLost",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}},{key:"_webglContextRestored",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"compressGeometry",get:function(){return this._state.compressGeometry}},{key:"positions",get:function(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),ji.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null},set:function(e){var t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){var r=ji.getPositionsBounds(e),s=ji.compressPositions(e,r.min,r.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}},{key:"normals",get:function(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){var e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),ji.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry normals - quantized geometry is immutable");else{var t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}}},{key:"uv",get:function(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),ji.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry UVs - quantized geometry is immutable");else{var t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}}},{key:"colors",get:function(){return this._state.colors},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry colors - quantized geometry is immutable");else{var t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}}},{key:"indices",get:function(){return this._state.indices}},{key:"aabb",get:function(){return this._aabbDirty&&(this._aabb||(this._aabb=re.AABB3()),re.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}},{key:"obb",get:function(){return this._obbDirty&&(this._obb||(this._obb=re.OBB3()),re.positions3ToAABB3(this._state.positions,zi,this._state.positionsDecodeMatrix),re.AABB3ToOBB3(zi,this._obb),this._obbDirty=!1),this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_setAABBDirty",value:function(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),Gi.meshes--}}]),i}();function Ki(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var r=e.zSize||1;r<0&&(console.error("negative zSize not allowed - will invert"),r*=-1);var s=e.center,n=s?s[0]:0,o=s?s[1]:0,a=s?s[2]:0,l=-t+n,u=-i+o,c=-r+a,A=t+n,h=i+o,d=r+a;return he.apply(e,{positions:[A,h,d,l,h,d,l,u,d,A,u,d,A,h,d,A,u,d,A,u,c,A,h,c,A,h,d,A,h,c,l,h,c,l,h,d,l,h,d,l,h,c,l,u,c,l,u,d,l,u,c,A,u,c,A,u,d,l,u,d,A,u,c,l,u,c,l,h,c,A,h,c],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}var Xi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),r=t.call(this,e,s),ae.memory.materials++,r}return C(i,[{key:"type",get:function(){return"Material"}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),ae.memory.materials--}}]),i}(),Ji={opaque:0,mask:1,blend:2},Yi=["opaque","mask","blend"],Zi=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"PhongMaterial",ambient:re.vec3([1,1,1]),diffuse:re.vec3([1,1,1]),specular:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.ambient=s.ambient,r.diffuse=s.diffuse,r.specular=s.specular,r.emissive=s.emissive,r.alpha=s.alpha,r.shininess=s.shininess,r.reflectivity=s.reflectivity,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,s.ambientMap&&(r._ambientMap=r._checkComponent("Texture",s.ambientMap)),s.diffuseMap&&(r._diffuseMap=r._checkComponent("Texture",s.diffuseMap)),s.specularMap&&(r._specularMap=r._checkComponent("Texture",s.specularMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.reflectivityMap&&(r._reflectivityMap=r._checkComponent("Texture",s.reflectivityMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.diffuseFresnel&&(r._diffuseFresnel=r._checkComponent("Fresnel",s.diffuseFresnel)),s.specularFresnel&&(r._specularFresnel=r._checkComponent("Fresnel",s.specularFresnel)),s.emissiveFresnel&&(r._emissiveFresnel=r._checkComponent("Fresnel",s.emissiveFresnel)),s.alphaFresnel&&(r._alphaFresnel=r._checkComponent("Fresnel",s.alphaFresnel)),s.reflectivityFresnel&&(r._reflectivityFresnel=r._checkComponent("Fresnel",s.reflectivityFresnel)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"PhongMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"shininess",get:function(){return this._state.shininess},set:function(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"reflectivity",get:function(){return this._state.reflectivity},set:function(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}},{key:"normalMap",get:function(){return this._normalMap}},{key:"ambientMap",get:function(){return this._ambientMap}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specularMap",get:function(){return this._specularMap}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"reflectivityMap",get:function(){return this._reflectivityMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"diffuseFresnel",get:function(){return this._diffuseFresnel}},{key:"specularFresnel",get:function(){return this._specularFresnel}},{key:"emissiveFresnel",get:function(){return this._emissiveFresnel}},{key:"alphaFresnel",get:function(){return this._alphaFresnel}},{key:"reflectivityFresnel",get:function(){return this._reflectivityFresnel}},{key:"alphaMode",get:function(){return Yi[this._state.alphaMode]},set:function(e){var t=Ji[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),qi={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}},$i=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),r._preset="default",s.preset?(r.preset=s.preset,void 0!==s.fill&&(r.fill=s.fill),s.fillColor&&(r.fillColor=s.fillColor),void 0!==s.fillAlpha&&(r.fillAlpha=s.fillAlpha),void 0!==s.edges&&(r.edges=s.edges),s.edgeColor&&(r.edgeColor=s.edgeColor),void 0!==s.edgeAlpha&&(r.edgeAlpha=s.edgeAlpha),void 0!==s.edgeWidth&&(r.edgeWidth=s.edgeWidth),void 0!==s.backfaces&&(r.backfaces=s.backfaces),void 0!==s.glowThrough&&(r.glowThrough=s.glowThrough)):(r.fill=s.fill,r.fillColor=s.fillColor,r.fillAlpha=s.fillAlpha,r.edges=s.edges,r.edgeColor=s.edgeColor,r.edgeAlpha=s.edgeAlpha,r.edgeWidth=s.edgeWidth,r.backfaces=s.backfaces,r.glowThrough=s.glowThrough),r}return C(i,[{key:"type",get:function(){return"EmphasisMaterial"}},{key:"presets",get:function(){return qi}},{key:"fill",get:function(){return this._state.fill},set:function(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}},{key:"fillColor",get:function(){return this._state.fillColor},set:function(e){var t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}},{key:"fillAlpha",get:function(){return this._state.fillAlpha},set:function(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"glowThrough",get:function(){return this._state.glowThrough},set:function(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=qi[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(qi).join(", "))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),er={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}},tr=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),r._preset="default",s.preset?(r.preset=s.preset,s.edgeColor&&(r.edgeColor=s.edgeColor),void 0!==s.edgeAlpha&&(r.edgeAlpha=s.edgeAlpha),void 0!==s.edgeWidth&&(r.edgeWidth=s.edgeWidth)):(r.edgeColor=s.edgeColor,r.edgeAlpha=s.edgeAlpha,r.edgeWidth=s.edgeWidth),r.edges=!1!==s.edges,r}return C(i,[{key:"type",get:function(){return"EdgeMaterial"}},{key:"presets",get:function(){return er}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=er[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(er).join(", "))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),ir={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}},rr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._units="meters",r._scale=1,r._origin=re.vec3([0,0,0]),r.units=s.units,r.scale=s.scale,r.origin=s.origin,r}return C(i,[{key:"unitsInfo",get:function(){return ir}},{key:"units",get:function(){return this._units},set:function(e){e||(e="meters"),ir[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}},{key:"scale",get:function(){return this._scale},set:function(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}},{key:"origin",get:function(){return this._origin},set:function(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}},{key:"worldToRealPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec3(3);t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}},{key:"realToWorldPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec3(3);return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}]),i}(),sr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._supported=St.SUPPORTED_EXTENSIONS.OES_standard_derivatives,r.enabled=s.enabled,r.kernelRadius=s.kernelRadius,r.intensity=s.intensity,r.bias=s.bias,r.scale=s.scale,r.minResolution=s.minResolution,r.numSamples=s.numSamples,r.blur=s.blur,r.blendCutoff=s.blendCutoff,r.blendFactor=s.blendFactor,r}return C(i,[{key:"supported",get:function(){return this._supported}},{key:"enabled",get:function(){return this._enabled},set:function(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}},{key:"possible",get:function(){if(!this._supported)return!1;if(!this._enabled)return!1;var e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}},{key:"active",get:function(){return this._active}},{key:"kernelRadius",get:function(){return this._kernelRadius},set:function(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}},{key:"intensity",get:function(){return this._intensity},set:function(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}},{key:"bias",get:function(){return this._bias},set:function(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}},{key:"minResolution",get:function(){return this._minResolution},set:function(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}},{key:"numSamples",get:function(){return this._numSamples},set:function(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}},{key:"blur",get:function(){return this._blur},set:function(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}},{key:"blendCutoff",get:function(){return this._blendCutoff},set:function(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}},{key:"blendFactor",get:function(){return this._blendFactor},set:function(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),nr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).sliceColor=s.sliceColor,r.sliceThickness=s.sliceThickness,r}return C(i,[{key:"sliceThickness",get:function(){return this._sliceThickness},set:function(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}},{key:"sliceColor",get:function(){return this._sliceColor},set:function(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),or={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}},ar=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),s.preset?(r.preset=s.preset,void 0!==s.pointSize&&(r.pointSize=s.pointSize),void 0!==s.roundPoints&&(r.roundPoints=s.roundPoints),void 0!==s.perspectivePoints&&(r.perspectivePoints=s.perspectivePoints),void 0!==s.minPerspectivePointSize&&(r.minPerspectivePointSize=s.minPerspectivePointSize),void 0!==s.maxPerspectivePointSize&&(r.maxPerspectivePointSize=s.minPerspectivePointSize)):(r._preset="default",r.pointSize=s.pointSize,r.roundPoints=s.roundPoints,r.perspectivePoints=s.perspectivePoints,r.minPerspectivePointSize=s.minPerspectivePointSize,r.maxPerspectivePointSize=s.maxPerspectivePointSize),r.filterIntensity=s.filterIntensity,r.minIntensity=s.minIntensity,r.maxIntensity=s.maxIntensity,r}return C(i,[{key:"type",get:function(){return"PointsMaterial"}},{key:"presets",get:function(){return or}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||2,this.glRedraw()}},{key:"roundPoints",get:function(){return this._state.roundPoints},set:function(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"perspectivePoints",get:function(){return this._state.perspectivePoints},set:function(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minPerspectivePointSize",get:function(){return this._state.minPerspectivePointSize},set:function(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}},{key:"maxPerspectivePointSize",get:function(){return this._state.maxPerspectivePointSize},set:function(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}},{key:"filterIntensity",get:function(){return this._state.filterIntensity},set:function(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minIntensity",get:function(){return this._state.minIntensity},set:function(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}},{key:"maxIntensity",get:function(){return this._state.maxIntensity},set:function(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=or[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(or).join(", "))}}},{key:"hash",get:function(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),lr={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}},ur=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"LinesMaterial",lineWidth:null}),s.preset?(r.preset=s.preset,void 0!==s.lineWidth&&(r.lineWidth=s.lineWidth)):(r._preset="default",r.lineWidth=s.lineWidth),r}return C(i,[{key:"type",get:function(){return"LinesMaterial"}},{key:"presets",get:function(){return lr}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=lr[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(lr).join(", "))}}},{key:"hash",get:function(){return[""+this.lineWidth].join(";")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function cr(e,t){for(var i,r,s={},n=0,o=t.length;n<o;n++)i=t[n],(r=e.components[i])?r.isEntity?s[i]=!0:e.warn("pick(): Component is not an Entity: "+i):e.warn("pick(): Component not found: "+i);return s}var Ar=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),r=t.call(this,null,s);var n=s.canvasElement||document.getElementById(s.canvasId);if(!(n instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";r._tickifiedFunctions={};var o=!!s.transparent,a=!!s.alphaDepthMask;return r._aabbDirty=!0,r._readableGeometry=!!s.readableGeometryEnabled,r.viewer=e,r.occlusionTestCountdown=0,r.loading=0,r.startTime=(new Date).getTime(),r.models={},r.objects={},r._numObjects=0,r.visibleObjects={},r._numVisibleObjects=0,r.xrayedObjects={},r._numXRayedObjects=0,r.highlightedObjects={},r._numHighlightedObjects=0,r.selectedObjects={},r._numSelectedObjects=0,r.colorizedObjects={},r._numColorizedObjects=0,r.opacityObjects={},r._numOpacityObjects=0,r.offsetObjects={},r._numOffsetObjects=0,r._modelIds=null,r._objectIds=null,r._visibleObjectIds=null,r._xrayedObjectIds=null,r._highlightedObjectIds=null,r._selectedObjectIds=null,r._colorizedObjectIds=null,r._opacityObjectIds=null,r._offsetObjectIds=null,r._collidables={},r._compilables={},r._needRecompile=!1,r.types={},r.components={},r.sectionPlanes={},r.lights={},r.lightMaps={},r.reflectionMaps={},r.bitmaps={},r.lineSets={},r.realWorldOffset=s.realWorldOffset||new Float64Array([0,0,0]),r.canvas=new It(b(r),{dontClear:!0,canvas:n,spinnerElementId:s.spinnerElementId,transparent:o,webgl2:!1!==s.webgl2,contextAttr:s.contextAttr||{},backgroundColor:s.backgroundColor,backgroundColorFromAmbientLight:s.backgroundColorFromAmbientLight,premultipliedAlpha:s.premultipliedAlpha}),r.canvas.on("boundary",(function(){r.glRedraw()})),r.canvas.on("webglContextFailed",(function(){alert("xeokit failed to find WebGL!")})),r._renderer=new ai(b(r),{transparent:o,alphaDepthMask:a}),r._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;var e=null;this.getHash=function(){if(e)return e;var t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";for(var i=[],r=0,s=t;r<s;r++)i.push("cp");return i.push(";"),e=i.join("")},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(var i=0,r=this.sectionPlanes.length;i<r;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){var e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},r._sectionPlanesState.setNumCachedSectionPlanes(s.numCachedSectionPlanes||0),r._lightsState=new function(){var e=re.vec4([0,0,0,0]),t=re.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];var i=null,r=null;this.getHash=function(){if(i)return i;for(var e,t=[],r=this.lights,s=0,n=r.length;s<n;s++)e=r[s],t.push("/"),t.push(e.type),t.push("world"===e.space?"w":"v"),e.castsShadow&&t.push("sh");return this.lightMaps.length>0&&t.push("/lm"),this.reflectionMaps.length>0&&t.push("/rm"),t.push(";"),i=t.join("")},this.addLight=function(e){this.lights.push(e),r=null,i=null},this.removeLight=function(e){for(var t=0,s=this.lights.length;t<s;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),r&&r.id===e.id&&(r=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(var t=0,r=this.reflectionMaps.length;t<r;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(var t=0,r=this.lightMaps.length;t<r;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!r)for(var i=0,s=this.lights.length;i<s;i++){var n=this.lights[i];if("ambient"===n.type){r=n;break}}if(r){var o=r.color,a=r.intensity;return t[0]=o[0],t[1]=o[1],t[2]=o[2],t[3]=a,t}return e}},r.input=new li(b(r),{dontClear:!0,element:r.canvas.canvas,keyboardEventsElement:s.keyboardEventsElement}),r.metrics=new rr(b(r),{units:s.units,scale:s.scale,origin:s.origin}),r.sao=new sr(b(r),{enabled:s.saoEnabled}),r.crossSections=new nr(b(r),{}),r.ticksPerRender=s.ticksPerRender,r.ticksPerOcclusionTest=s.ticksPerOcclusionTest,r.passes=s.passes,r.clearEachPass=s.clearEachPass,r.gammaInput=s.gammaInput,r.gammaOutput=s.gammaOutput,r.gammaFactor=s.gammaFactor,r._entityOffsetsEnabled=!!s.entityOffsetsEnabled,r._logarithmicDepthBufferEnabled=!!s.logarithmicDepthBufferEnabled,r._dtxEnabled=!1!==s.dtxEnabled,r._pbrEnabled=!!s.pbrEnabled,r._colorTextureEnabled=!1!==s.colorTextureEnabled,r._dtxEnabled=!!s.dtxEnabled,r._markerZOffset=s.markerZOffset,we._addScene(b(r)),r._initDefaults(),r._viewport=new Ai(b(r),{id:"default.viewport",autoBoundary:!0,dontClear:!0}),r._camera=new Ii(b(r),{id:"default.camera",dontClear:!0}),new Ti(b(r),{color:[1,1,1],intensity:.7}),new Si(b(r),{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new Si(b(r),{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),r._camera.on("dirty",(function(){r._renderer.imageDirty()})),r}return C(i,[{key:"type",get:function(){return"Scene"}},{key:"_initDefaults",value:function(){}},{key:"_addComponent",value:function(e){if(e.id&&this.components[e.id]&&(this.error("Component "+he.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=re.createUUID();this.components[e.id]=e;var t=e.type,i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}},{key:"_removeComponent",value:function(e){var t=e.id,i=e.type;delete this.components[t];var r=this.types[i];r&&(delete r[t],he.isEmptyObject(r)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}},{key:"_sectionPlaneCreated",value:function(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}},{key:"_bitmapCreated",value:function(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}},{key:"_lineSetCreated",value:function(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}},{key:"_lightCreated",value:function(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}},{key:"_lightMapCreated",value:function(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapCreated",value:function(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}},{key:"_sectionPlaneDestroyed",value:function(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}},{key:"_bitmapDestroyed",value:function(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}},{key:"_lineSetDestroyed",value:function(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}},{key:"_lightDestroyed",value:function(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}},{key:"_lightMapDestroyed",value:function(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapDestroyed",value:function(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}},{key:"_registerModel",value:function(e){this.models[e.id]=e,this._modelIds=null}},{key:"_deregisterModel",value:function(e){var t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}},{key:"_registerObject",value:function(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}},{key:"_deregisterObject",value:function(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}},{key:"_objectVisibilityUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}},{key:"_deRegisterVisibleObject",value:function(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}},{key:"_objectXRayedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}},{key:"_deRegisterXRayedObject",value:function(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}},{key:"_objectHighlightedUpdated",value:function(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}},{key:"_deRegisterHighlightedObject",value:function(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}},{key:"_objectSelectedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}},{key:"_deRegisterSelectedObject",value:function(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}},{key:"_objectColorizeUpdated",value:function(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}},{key:"_deRegisterColorizedObject",value:function(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}},{key:"_objectOpacityUpdated",value:function(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}},{key:"_deRegisterOpacityObject",value:function(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}},{key:"_objectOffsetUpdated",value:function(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}},{key:"_deRegisterOffsetObject",value:function(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}},{key:"_webglContextLost",value:function(){for(var e in this.canvas.spinner.processes++,this.components)if(this.components.hasOwnProperty(e)){var t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}},{key:"_webglContextRestored",value:function(){var e=this.canvas.gl;for(var t in this.components)if(this.components.hasOwnProperty(t)){var i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}},{key:"capabilities",get:function(){return this._renderer.capabilities}},{key:"entityOffsetsEnabled",get:function(){return this._entityOffsetsEnabled}},{key:"readableGeometryEnabled",get:function(){return this._readableGeometry}},{key:"pickSurfacePrecisionEnabled",get:function(){return this._readableGeometry}},{key:"logarithmicDepthBufferEnabled",get:function(){return this._logarithmicDepthBufferEnabled}},{key:"numCachedSectionPlanes",get:function(){return this._sectionPlanesState.getNumCachedSectionPlanes()},set:function(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}},{key:"pbrEnabled",get:function(){return this._pbrEnabled},set:function(e){this._pbrEnabled=!!e,this.glRedraw()}},{key:"dtxEnabled",get:function(){return this._dtxEnabled},set:function(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled},set:function(e){this._colorTextureEnabled=!!e,this.glRedraw()}},{key:"markerZOffset",get:function(){return null==this._markerZOffset?-.001:this._markerZOffset}},{key:"doOcclusionTest",value:function(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}},{key:"render",value:function(e){e&&we.runTasks();var t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),e||this._renderer.needsRender()){t.sceneId=this.id;var i,r,s=this._passes,n=this._clearEachPass;for(i=0;i<s;i++)t.pass=i,this.fire("rendering",t,!0),r=n||0===i,this._renderer.render({pass:i,clear:r,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}}},{key:"compile",value:function(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}},{key:"_recompile",value:function(){for(var e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}},{key:"_saveAmbientColor",value:function(){var e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{var t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=re.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}},{key:"modelIds",get:function(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}},{key:"numObjects",get:function(){return this._numObjects}},{key:"objectIds",get:function(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}},{key:"numVisibleObjects",get:function(){return this._numVisibleObjects}},{key:"visibleObjectIds",get:function(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}},{key:"numXRayedObjects",get:function(){return this._numXRayedObjects}},{key:"xrayedObjectIds",get:function(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}},{key:"numHighlightedObjects",get:function(){return this._numHighlightedObjects}},{key:"highlightedObjectIds",get:function(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}},{key:"numSelectedObjects",get:function(){return this._numSelectedObjects}},{key:"selectedObjectIds",get:function(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}},{key:"numColorizedObjects",get:function(){return this._numColorizedObjects}},{key:"colorizedObjectIds",get:function(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}},{key:"opacityObjectIds",get:function(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}},{key:"offsetObjectIds",get:function(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}},{key:"ticksPerRender",get:function(){return this._ticksPerRender},set:function(e){null==e?e=1:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}},{key:"ticksPerOcclusionTest",get:function(){return this._ticksPerOcclusionTest},set:function(e){null==e?e=20:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}},{key:"passes",get:function(){return this._passes},set:function(e){null==e?e=1:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}},{key:"clearEachPass",get:function(){return this._clearEachPass},set:function(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}},{key:"gammaInput",get:function(){return this._renderer.gammaInput},set:function(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaOutput",get:function(){return this._renderer.gammaOutput},set:function(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaFactor",get:function(){return this._renderer.gammaFactor},set:function(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}},{key:"geometry",get:function(){return this.components["default.geometry"]||Ki(Wi)}},{key:"material",get:function(){return this.components["default.material"]||new Zi(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}},{key:"xrayMaterial",get:function(){return this.components["default.xrayMaterial"]||new $i(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}},{key:"highlightMaterial",get:function(){return this.components["default.highlightMaterial"]||new $i(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}},{key:"selectedMaterial",get:function(){return this.components["default.selectedMaterial"]||new $i(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}},{key:"edgeMaterial",get:function(){return this.components["default.edgeMaterial"]||new tr(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}},{key:"pointsMaterial",get:function(){return this.components["default.pointsMaterial"]||new ar(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}},{key:"linesMaterial",get:function(){return this.components["default.linesMaterial"]||new ur(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}},{key:"viewport",get:function(){return this._viewport}},{key:"camera",get:function(){return this._camera}},{key:"center",get:function(){if(this._aabbDirty||!this._center){var e=this.aabb;this._center||(this._center=re.vec3()),this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}},{key:"aabb",get:function(){if(this._aabbDirty){this._aabb||(this._aabb=re.AABB3());var e,t,i=re.MAX_DOUBLE,r=re.MAX_DOUBLE,s=re.MAX_DOUBLE,n=re.MIN_DOUBLE,o=re.MIN_DOUBLE,a=re.MIN_DOUBLE,l=this._collidables,u=!1;for(var c in l)if(l.hasOwnProperty(c)){if(!1===(t=l[c]).collidable)continue;(e=t.aabb)[0]<i&&(i=e[0]),e[1]<r&&(r=e[1]),e[2]<s&&(s=e[2]),e[3]>n&&(n=e[3]),e[4]>o&&(o=e[4]),e[5]>a&&(a=e[5]),u=!0}u||(i=-100,r=-100,s=-100,n=100,o=100,a=100),this._aabb[0]=i,this._aabb[1]=r,this._aabb[2]=s,this._aabb[3]=n,this._aabb[4]=o,this._aabb[5]=a,this._aabbDirty=!1,this._center=null}return this._aabb}},{key:"_setAABBDirty",value:function(){this._aabbDirty=!0,this.fire("boundary")}},{key:"pick",value:function(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");var i=e.includeEntities||e.include;i&&(e.includeEntityIds=cr(this,i));var r=e.excludeEntities||e.exclude;return r&&(e.excludeEntityIds=cr(this,r)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}},{key:"snapPick",value:function(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}},{key:"clear",value:function(){var e;for(var t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}},{key:"clearLights",value:function(){for(var e=Object.keys(this.lights),t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}},{key:"clearSectionPlanes",value:function(){for(var e=Object.keys(this.sectionPlanes),t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}},{key:"clearBitmaps",value:function(){for(var e=Object.keys(this.bitmaps),t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}},{key:"clearLines",value:function(){for(var e=Object.keys(this.lineSets),t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}},{key:"getAABB",value:function(e){if(void 0===e)return this.aabb;if(he.isString(e)){var t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;var i,r=re.MAX_DOUBLE,s=re.MAX_DOUBLE,n=re.MAX_DOUBLE,o=re.MIN_DOUBLE,a=re.MIN_DOUBLE,l=re.MIN_DOUBLE;if(this.withObjects(e,(function(e){if(e.collidable){var t=e.aabb;t[0]<r&&(r=t[0]),t[1]<s&&(s=t[1]),t[2]<n&&(n=t[2]),t[3]>o&&(o=t[3]),t[4]>a&&(a=t[4]),t[5]>l&&(l=t[5]),i=!0}})),i){var u=re.AABB3();return u[0]=r,u[1]=s,u[2]=n,u[3]=o,u[4]=a,u[5]=l,u}return this.aabb}},{key:"setObjectsVisible",value:function(e,t){return this.withObjects(e,(function(e){var i=e.visible!==t;return e.visible=t,i}))}},{key:"setObjectsCollidable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.collidable!==t;return e.collidable=t,i}))}},{key:"setObjectsCulled",value:function(e,t){return this.withObjects(e,(function(e){var i=e.culled!==t;return e.culled=t,i}))}},{key:"setObjectsSelected",value:function(e,t){return this.withObjects(e,(function(e){var i=e.selected!==t;return e.selected=t,i}))}},{key:"setObjectsHighlighted",value:function(e,t){return this.withObjects(e,(function(e){var i=e.highlighted!==t;return e.highlighted=t,i}))}},{key:"setObjectsXRayed",value:function(e,t){return this.withObjects(e,(function(e){var i=e.xrayed!==t;return e.xrayed=t,i}))}},{key:"setObjectsEdges",value:function(e,t){return this.withObjects(e,(function(e){var i=e.edges!==t;return e.edges=t,i}))}},{key:"setObjectsColorized",value:function(e,t){return this.withObjects(e,(function(e){e.colorize=t}))}},{key:"setObjectsOpacity",value:function(e,t){return this.withObjects(e,(function(e){var i=e.opacity!==t;return e.opacity=t,i}))}},{key:"setObjectsPickable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.pickable!==t;return e.pickable=t,i}))}},{key:"setObjectsOffset",value:function(e,t){this.withObjects(e,(function(e){e.offset=t}))}},{key:"withObjects",value:function(e,t){he.isString(e)&&(e=[e]);for(var i=!1,r=0,s=e.length;r<s;r++){var n=e[r],o=this.objects[n];if(o)i=t(o)||i;else for(var a=this.modelIds,l=0,u=a.length;l<u;l++){var c=a[l],A=re.globalizeObjectId(c,n);(o=this.objects[A])&&(i=t(o)||i)}}return i}},{key:"tickify",value:function(e){var t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;var i,r=0,s=0,n=function(){for(var e=arguments.length,t=new Array(e),r=0;r<e;r++)t[r]=arguments[r];i=t,s++},o=this.on("tick",(function(){s>r&&(r=s,e.apply(void 0,h(i)))}));return this._tickifiedFunctions[t]={tickSubId:o,wrapperFunc:n},n}},{key:"destroy",value:function(){for(var e in f(x(i.prototype),"destroy",this).call(this),this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}]),i}(),hr=1e3,dr=1001,pr=1002,fr=1003,vr=1004,gr=1004,mr=1005,_r=1005,yr=1006,br=1007,xr=1007,wr=1008,Br=1008,Pr=1009,Cr=1010,Mr=1011,Er=1012,Fr=1013,kr=1014,Ir=1015,Dr=1016,Sr=1017,Tr=1018,Rr=1020,Lr=1021,Ur=1022,Or=1023,Nr=1024,Qr=1025,Vr=1026,Hr=1027,jr=1028,Gr=1029,zr=1030,Wr=1031,Kr=1033,Xr=33776,Jr=33777,Yr=33778,Zr=33779,qr=35840,$r=35841,es=35842,ts=35843,is=36196,rs=37492,ss=37496,ns=37808,os=37809,as=37810,ls=37811,us=37812,cs=37813,As=37814,hs=37815,ds=37816,ps=37817,fs=37818,vs=37819,gs=37820,ms=37821,_s=36492,ys=3e3,bs=3001,xs=1e4,ws=10001,Bs=10002,Ps=10003,Cs=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene._lightsState,s=e._geometry._state,n=e._state.billboard,o=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!s.compressGeometry,u=[];u.push("#version 300 es"),u.push("// Lambertian drawing vertex shader"),u.push("in vec3 position;"),u.push("uniform mat4 modelMatrix;"),u.push("uniform mat4 viewMatrix;"),u.push("uniform mat4 projMatrix;"),u.push("uniform vec4 colorize;"),u.push("uniform vec3 offset;"),l&&u.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(u.push("uniform float logDepthBufFC;"),u.push("out float vFragDepth;"),u.push("bool isPerspectiveMatrix(mat4 m) {"),u.push("    return (m[2][3] == - 1.0);"),u.push("}"),u.push("out float isPerspective;"));a&&u.push("out vec4 vWorldPosition;");if(u.push("uniform vec4 lightAmbient;"),u.push("uniform vec4 materialColor;"),u.push("uniform vec3 materialEmissive;"),s.normalsBuf){u.push("in vec3 normal;"),u.push("uniform mat4 modelNormalMatrix;"),u.push("uniform mat4 viewNormalMatrix;");for(var c=0,A=r.lights.length;c<A;c++){var h=r.lights[c];"ambient"!==h.type&&(u.push("uniform vec4 lightColor"+c+";"),"dir"===h.type&&u.push("uniform vec3 lightDir"+c+";"),"point"===h.type&&u.push("uniform vec3 lightPos"+c+";"),"spot"===h.type&&(u.push("uniform vec3 lightPos"+c+";"),u.push("uniform vec3 lightDir"+c+";")))}l&&(u.push("vec3 octDecode(vec2 oct) {"),u.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),u.push("    if (v.z < 0.0) {"),u.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),u.push("    }"),u.push("    return normalize(v);"),u.push("}"))}u.push("out vec4 vColor;"),"points"===s.primitiveName&&u.push("uniform float pointSize;");"spherical"!==n&&"cylindrical"!==n||(u.push("void billboard(inout mat4 mat) {"),u.push("   mat[0][0] = 1.0;"),u.push("   mat[0][1] = 0.0;"),u.push("   mat[0][2] = 0.0;"),"spherical"===n&&(u.push("   mat[1][0] = 0.0;"),u.push("   mat[1][1] = 1.0;"),u.push("   mat[1][2] = 0.0;")),u.push("   mat[2][0] = 0.0;"),u.push("   mat[2][1] = 0.0;"),u.push("   mat[2][2] =1.0;"),u.push("}"));u.push("void main(void) {"),u.push("vec4 localPosition = vec4(position, 1.0); "),u.push("vec4 worldPosition;"),l&&u.push("localPosition = positionsDecodeMatrix * localPosition;");s.normalsBuf&&(l?u.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):u.push("vec4 localNormal = vec4(normal, 0.0); "),u.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),u.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));u.push("mat4 viewMatrix2 = viewMatrix;"),u.push("mat4 modelMatrix2 = modelMatrix;"),o&&u.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(u.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),u.push("billboard(modelMatrix2);"),u.push("billboard(viewMatrix2);"),u.push("billboard(modelViewMatrix);"),s.normalsBuf&&(u.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),u.push("billboard(modelNormalMatrix2);"),u.push("billboard(viewNormalMatrix2);"),u.push("billboard(modelViewNormalMatrix);")),u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s.normalsBuf&&u.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(u.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),u.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),u.push("float lambertian = 1.0;"),s.normalsBuf)for(var d=0,p=r.lights.length;d<p;d++){var f=r.lights[d];if("ambient"!==f.type){if("dir"===f.type)"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);");else if("point"===f.type)"view"===f.space?u.push("viewLightDir = -normalize(lightPos"+d+" - viewPosition.xyz);"):u.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+d+", 0.0)).xyz);");else{if("spot"!==f.type)continue;"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);")}u.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),u.push("reflectedColor += lambertian * (lightColor"+d+".rgb * lightColor"+d+".a);")}}u.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&u.push("vWorldPosition = worldPosition;");"points"===s.primitiveName&&u.push("gl_PointSize = pointSize;");u.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(u.push("vFragDepth = 1.0 + clipPos.w;"),u.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return u.push("gl_Position = clipPos;"),u.push("}"),u}(e),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState;e._material._state;var r=e._geometry._state,s=i.getNumAllocatedSectionPlanes()>0,n=t.gammaOutput,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));if(s){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(var a=0,l=i.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";")}o.push("in vec4 vColor;"),n&&(o.push("uniform float gammaFactor;"),o.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(var u=0,c=i.getNumAllocatedSectionPlanes();u<c;u++)o.push("if (sectionPlaneActive"+u+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+u+".xyz, vWorldPosition.xyz - sectionPlanePos"+u+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===r.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");n?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)):(this.vertex=function(e){var t=e.scene;e._material;var i,r=e._state,s=t._sectionPlanesState,n=e._geometry._state,o=t._lightsState,a=r.billboard,l=r.background,u=r.stationary,c=function(e){if(!e._geometry._state.uvBuf)return!1;var t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),A=Fs(e),h=s.getNumAllocatedSectionPlanes()>0,d=Es(e),p=!!n.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),h&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(A){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(var v=0,g=o.lights.length;v<g;v++)"ambient"!==(i=o.lights[v]).type&&("dir"===i.type&&f.push("uniform vec3 lightDir"+v+";"),"point"===i.type&&f.push("uniform vec3 lightPos"+v+";"),"spot"===i.type&&(f.push("uniform vec3 lightPos"+v+";"),f.push("uniform vec3 lightDir"+v+";")),"dir"===i.type&&"view"===i.space||f.push("out vec4 vViewLightReverseDirAndDist"+v+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}c&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));n.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===n.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(var m=0,_=o.lights.length;m<_;m++)o.lights[m].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+m+";"),f.push("uniform mat4 shadowProjMatrix"+m+";"),f.push("out vec4 vShadowPosFromLight"+m+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");A&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),u?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),A&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(A){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(var y=0,b=o.lights.length;y<b;y++)"ambient"!==(i=o.lights[y]).type&&("dir"===i.type&&"world"===i.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+y+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+y+" = vec4(-tmpVec3, 0.0);")),"point"===i.type&&("world"===i.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+y+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+y+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+y+" = vec4(tmpVec3, lightDist);")))}c&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));n.colors&&f.push("vColor = color;");"points"===n.primitiveName&&f.push("gl_PointSize = pointSize;");h&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(var x=0,w=o.lights.length;x<w;x++)o.lights[x].castsShadow&&f.push("vShadowPosFromLight"+x+" = texUnitConverter * shadowProjMatrix"+x+" * (shadowViewMatrix"+x+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=e._material,r=e._geometry._state,s=e.scene._sectionPlanesState,n=e.scene._lightsState,o=e._material._state,a=s.getNumAllocatedSectionPlanes()>0,l=Fs(e),u=r.uvBuf,c="PhongMaterial"===o.type,A="MetallicMaterial"===o.type,h="SpecularMaterial"===o.type,d=Es(e);t.gammaInput;var p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var v=0;v<s.getNumAllocatedSectionPlanes();v++)f.push("uniform bool sectionPlaneActive"+v+";"),f.push("uniform vec3 sectionPlanePos"+v+";"),f.push("uniform vec3 sectionPlaneDir"+v+";")}l&&(n.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),n.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),c&&((n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = "+Ms[n.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(A||h)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),n.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+Ms[n.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),r.colors&&f.push("in vec4 vColor;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(n.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));o.ambient&&f.push("uniform vec3 materialAmbient;");o.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==o.alpha&&null!==o.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");o.emissive&&f.push("uniform vec3 materialEmissive;");o.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==o.glossiness&&null!==o.glossiness&&f.push("uniform float materialGlossiness;");void 0!==o.shininess&&null!==o.shininess&&f.push("uniform float materialShininess;");o.specular&&f.push("uniform vec3 materialSpecular;");void 0!==o.metallic&&null!==o.metallic&&f.push("uniform float materialMetallic;");void 0!==o.roughness&&null!==o.roughness&&f.push("uniform float materialRoughness;");void 0!==o.specularF0&&null!==o.specularF0&&f.push("uniform float materialSpecularF0;");u&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));u&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));u&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));u&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&u&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&u&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&u&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));u&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));u&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&u&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&u&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&u&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(var g=0,m=n.lights.length;g<m;g++){var _=n.lights[g];"ambient"!==_.type&&(f.push("uniform vec4 lightColor"+g+";"),"point"===_.type&&f.push("uniform vec3 lightAttenuation"+g+";"),"dir"===_.type&&"view"===_.space&&f.push("uniform vec3 lightDir"+g+";"),"point"===_.type&&"view"===_.space?f.push("uniform vec3 lightPos"+g+";"):f.push("in vec4 vViewLightReverseDirAndDist"+g+";"))}if(d)for(var y=0,b=n.lights.length;y<b;y++)n.lights[y].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+y+";"),f.push("uniform sampler2D shadowMap"+y+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(v=0;v<s.getNumAllocatedSectionPlanes();v++)f.push("if (sectionPlaneActive"+v+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+v+".xyz, vWorldPosition.xyz - sectionPlanePos"+v+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===r.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),o.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");o.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):o.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");r.colors&&f.push("diffuseColor *= vColor.rgb;");o.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");o.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==o.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");r.colors&&f.push("alpha *= vColor.a;");void 0!==o.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==o.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==o.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==o.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));u&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+Ms[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));u&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+Ms[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));u&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+Ms[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));u&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+Ms[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));u&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));u&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(n.lights.length>0||n.lightMaps.length>0||n.reflectionMaps.length>0)){u&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),u&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),u&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),u&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),u&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),u&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),u&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),c&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),h&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),A&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),n.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),c&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(h||A)&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(var x=0,w=n.lights.length;x<w;x++){var B=n.lights[x];"ambient"!==B.type&&("dir"===B.type&&"view"===B.space?f.push("viewLightDir = -normalize(lightDir"+x+");"):"point"===B.type&&"view"===B.space?f.push("viewLightDir = normalize(lightPos"+x+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+x+".xyz);"),d&&B.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+x+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+x+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+x+".rgb * (lightColor"+x+".a * shadow);")):f.push("light.color =  lightColor"+x+".rgb * (lightColor"+x+".a );"),f.push("light.direction = viewLightDir;"),c&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(h||A)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}c?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},Ms={};function Es(e){if(!e.receivesShadow)return!1;var t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(var i=0,r=t.length;i<r;i++)if(t[i].castsShadow)return!0;return!1}function Fs(e){var t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}Ms[3e3]="linearToLinear",Ms[3001]="sRGBToLinear";var ks=re.vec3(),Is=new G({}),Ds=function(e,t){this.id=Is.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Cs(t),this._allocate(t)},Ss={};Ds.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";"),r=Ss[i];if(!r){if((r=new Ds(i,e)).errors)return console.log(r.errors.join("\n")),null;Ss[i]=r,ae.memory.programs++}return r._useCount++,r},Ds.prototype.put=function(){0==--this._useCount&&(Is.removeItem(this.id),this._program&&this._program.destroy(),delete Ss[this._hash],ae.memory.programs--)},Ds.prototype.webglContextRestored=function(){this._program=null},Ds.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=St.MAX_TEXTURE_UNITS,r=t.scene,s=t._material,n=r.canvas.gl,o=this._program,a=t._state,l=t._material._state,u=t._geometry._state,c=r.camera,A=t.origin,h=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,h&&n.depthFunc(n.LEQUAL),this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):c.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,c.viewNormalMatrix),a.clippable){var d=r._sectionPlanesState.getNumAllocatedSectionPlanes(),p=r._sectionPlanesState.sectionPlanes.length;if(d>0)for(var f=r._sectionPlanesState.sectionPlanes,v=t.renderFlags,g=0;g<d;g++){var m=this._uSectionPlanes[g];if(m)if(g<p){var _=v.sectionPlanesActivePerLayer[g];if(n.uniform1i(m.active,_?1:0),_){var y=f[g];if(A){var b=ze(y.dist,y.dir,A,ks);n.uniform3fv(m.pos,b)}else n.uniform3fv(m.pos,y.pos);n.uniform3fv(m.dir,y.dir)}}else n.uniform1i(m.active,0)}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;var x=l.backfaces;e.backfaces!==x&&(x?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=x);var w=l.frontface;switch(e.frontface!==w&&(w?n.frontFace(n.CCW):n.frontFace(n.CW),e.frontface=w),e.lineWidth!==l.lineWidth&&(n.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&n.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&n.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&n.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),s._ambientMap&&s._ambientMap._state.texture&&this._uMaterialAmbientMap&&(o.bindTexture(this._uMaterialAmbientMap,s._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&n.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,s._ambientMap._state.matrix)),s._diffuseMap&&s._diffuseMap._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,s._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,s._diffuseMap._state.matrix)),s._specularMap&&s._specularMap._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,s._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,s._specularMap._state.matrix)),s._emissiveMap&&s._emissiveMap._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,s._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,s._emissiveMap._state.matrix)),s._alphaMap&&s._alphaMap._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,s._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,s._alphaMap._state.matrix)),s._reflectivityMap&&s._reflectivityMap._state.texture&&this._uReflectivityMap&&(o.bindTexture(this._uReflectivityMap,s._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&n.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,s._reflectivityMap._state.matrix)),s._normalMap&&s._normalMap._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,s._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,s._normalMap._state.matrix)),s._occlusionMap&&s._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,s._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,s._occlusionMap._state.matrix)),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&n.uniform1f(this._uDiffuseFresnelEdgeBias,s._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&n.uniform1f(this._uDiffuseFresnelCenterBias,s._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&n.uniform3fv(this._uDiffuseFresnelEdgeColor,s._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&n.uniform3fv(this._uDiffuseFresnelCenterColor,s._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&n.uniform1f(this._uDiffuseFresnelPower,s._diffuseFresnel.power)),s._specularFresnel&&(this._uSpecularFresnelEdgeBias&&n.uniform1f(this._uSpecularFresnelEdgeBias,s._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&n.uniform1f(this._uSpecularFresnelCenterBias,s._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&n.uniform3fv(this._uSpecularFresnelEdgeColor,s._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&n.uniform3fv(this._uSpecularFresnelCenterColor,s._specularFresnel.centerColor),this._uSpecularFresnelPower&&n.uniform1f(this._uSpecularFresnelPower,s._specularFresnel.power)),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&n.uniform1f(this._uAlphaFresnelEdgeBias,s._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&n.uniform1f(this._uAlphaFresnelCenterBias,s._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&n.uniform3fv(this._uAlphaFresnelEdgeColor,s._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&n.uniform3fv(this._uAlphaFresnelCenterColor,s._alphaFresnel.centerColor),this._uAlphaFresnelPower&&n.uniform1f(this._uAlphaFresnelPower,s._alphaFresnel.power)),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&n.uniform1f(this._uReflectivityFresnelEdgeBias,s._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&n.uniform1f(this._uReflectivityFresnelCenterBias,s._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&n.uniform3fv(this._uReflectivityFresnelEdgeColor,s._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&n.uniform3fv(this._uReflectivityFresnelCenterColor,s._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&n.uniform1f(this._uReflectivityFresnelPower,s._reflectivityFresnel.power)),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&n.uniform1f(this._uEmissiveFresnelEdgeBias,s._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&n.uniform1f(this._uEmissiveFresnelCenterBias,s._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&n.uniform3fv(this._uEmissiveFresnelEdgeColor,s._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&n.uniform3fv(this._uEmissiveFresnelCenterColor,s._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&n.uniform1f(this._uEmissiveFresnelPower,s._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&n.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&n.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&n.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&n.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var B=s._baseColorMap;B&&B._state.texture&&this._uBaseColorMap&&(o.bindTexture(this._uBaseColorMap,B._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&n.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,B._state.matrix));var P=s._metallicMap;P&&P._state.texture&&this._uMetallicMap&&(o.bindTexture(this._uMetallicMap,P._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&n.uniformMatrix4fv(this._uMetallicMapMatrix,!1,P._state.matrix));var C=s._roughnessMap;C&&C._state.texture&&this._uRoughnessMap&&(o.bindTexture(this._uRoughnessMap,C._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&n.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,C._state.matrix));var M=s._metallicRoughnessMap;M&&M._state.texture&&this._uMetallicRoughnessMap&&(o.bindTexture(this._uMetallicRoughnessMap,M._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&n.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,M._state.matrix)),(I=s._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=s._occlusionMap)&&s._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=s._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=s._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&n.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&n.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var E=s._diffuseMap;E&&E._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,E._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,E._state.matrix));var F=s._specularMap;F&&F._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,F._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,F._state.matrix));var k=s._glossinessMap;k&&k._state.texture&&this._uGlossinessMap&&(o.bindTexture(this._uGlossinessMap,k._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&n.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,k._state.matrix));var I,D,S,T,R=s._specularGlossinessMap;R&&R._state.texture&&this._uSpecularGlossinessMap&&(o.bindTexture(this._uSpecularGlossinessMap,R._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&n.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,R._state.matrix)),(I=s._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=s._occlusionMap)&&D._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=s._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=s._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix))}this._lastMaterialId=l.id}if(n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),this._uColorize){var L=a.colorize,U=this._lastColorize;U[0]===L[0]&&U[1]===L[1]&&U[2]===L[2]&&U[3]===L[3]||(n.uniform4fv(this._uColorize,L),U[0]=L[0],U[1]=L[1],U[2]=L[2],U[3]=L[3])}n.uniform3fv(this._uOffset,a.offset),u.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,u.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,u.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(u.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(u.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(u.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(u.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(u.flagsBuf),e.bindArray++),u.indicesBuf&&(u.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=u.id),u.indicesBuf?(n.drawElements(u.primitive,u.indicesBuf.numItems,u.indicesBuf.itemType,0),e.drawElements++):u.positions&&(n.drawArrays(n.TRIANGLES,0,u.positions.numItems),e.drawArrays++),h&&n.depthFunc(n.LESS)},Ds.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,r=e._material,s=t._lightsState,n=t._sectionPlanesState,o=e._material._state;if(this._program=new jt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));for(var l,u=s.lights,c=0,A=u.length;c<A;c++){switch((l=u[c]).type){case"ambient":this._uLightAmbient[c]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=null,this._uLightDir[c]=a.getLocation("lightDir"+c);break;case"point":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=a.getLocation("lightPos"+c),this._uLightDir[c]=null,this._uLightAttenuation[c]=a.getLocation("lightAttenuation"+c);break;case"spot":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=a.getLocation("lightPos"+c),this._uLightDir[c]=a.getLocation("lightDir"+c),this._uLightAttenuation[c]=a.getLocation("lightAttenuation"+c)}l.castsShadow&&(this._uShadowViewMatrix[c]=a.getLocation("shadowViewMatrix"+c),this._uShadowProjMatrix[c]=a.getLocation("shadowProjMatrix"+c))}s.lightMaps.length>0&&(this._uLightMap="lightMap"),s.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(c=0,A=n.sectionPlanes.length;c<A;c++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+c),pos:a.getLocation("sectionPlanePos"+c),dir:a.getLocation("sectionPlaneDir"+c)});switch(this._uPointSize=a.getLocation("pointSize"),o.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),r._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),r._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),r._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),r._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),r._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),r._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),r._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),r._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),r._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),r._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),r._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),r._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0}},Ds.prototype._bindProgram=function(e){var t,i=St.MAX_TEXTURE_UNITS,r=this._scene,s=r.canvas.gl,n=r._lightsState,o=r.camera.project,a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),r.logarithmicDepthBufferEnabled){var l=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,l)}for(var u=0,c=n.lights.length;u<c;u++)if(t=n.lights[u],this._uLightAmbient[u])s.uniform4f(this._uLightAmbient[u],t.color[0],t.color[1],t.color[2],t.intensity);else if(this._uLightColor[u]&&s.uniform4f(this._uLightColor[u],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[u]&&(s.uniform3fv(this._uLightPos[u],t.pos),this._uLightAttenuation[u]&&s.uniform1f(this._uLightAttenuation[u],t.attenuation)),this._uLightDir[u]&&s.uniform3fv(this._uLightDir[u],t.dir),t.castsShadow){this._uShadowViewMatrix[u]&&s.uniformMatrix4fv(this._uShadowViewMatrix[u],!1,t.getShadowViewMatrix()),this._uShadowProjMatrix[u]&&s.uniformMatrix4fv(this._uShadowProjMatrix[u],!1,t.getShadowProjMatrix());var A=t.getShadowRenderBuf();A&&(a.bindTexture("shadowMap"+u,A.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++)}n.lightMaps.length>0&&n.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,n.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),n.reflectionMaps.length>0&&n.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,n.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,r.gammaFactor),this._baseTextureUnit=e.textureUnit};var Ts=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._lightsState,r=function(e){var t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),s=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,n=!!e._geometry._state.compressGeometry,o=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),n&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));s&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),r){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(l.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&l.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&l.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&l.push("uniform vec3 lightPos"+u+";"))}n&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===o||"cylindrical"===o)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===o&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),n&&l.push("localPosition = positionsDecodeMatrix * localPosition;");r&&(n?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),r&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),r)for(var h=0,d=i.lights.length;h<d;h++){var p=i.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?l.push("viewLightDir = normalize(lightDir"+h+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+h+", 0.0)).xyz);");else{if("point"!==p.type)continue;"view"===p.space?l.push("viewLightDir = normalize(lightPos"+h+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+h+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),s&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene.gammaOutput,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));r&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(s){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===e._geometry._state.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");r?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Rs=new G({}),Ls=re.vec3(),Us=function(e,t){this.id=Rs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ts(t),this._allocate(t)},Os={};Us.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Os[t];return i||(i=new Us(t,e),Os[t]=i,ae.memory.programs++),i._useCount++,i},Us.prototype.put=function(){0==--this._useCount&&(Rs.removeItem(this.id),this._program&&this._program.destroy(),delete Os[this._hash],ae.memory.programs--)},Us.prototype.webglContextRestored=function(){this._program=null},Us.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var r=this._scene,s=r.camera,n=r.canvas.gl,o=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,u=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,u?e.getRTCViewMatrix(a.originHash,u):s.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,s.viewNormalMatrix),a.clippable){var c=r._sectionPlanesState.getNumAllocatedSectionPlanes(),A=r._sectionPlanesState.sectionPlanes.length;if(c>0)for(var h=r._sectionPlanesState.sectionPlanes,d=t.renderFlags,p=0;p<c;p++){var f=this._uSectionPlanes[p];if(f)if(p<A){var v=d.sectionPlanesActivePerLayer[p];if(n.uniform1i(f.active,v?1:0),v){var g=h[p];if(u){var m=ze(g.dist,g.dir,u,Ls);n.uniform3fv(f.pos,m)}else n.uniform3fv(f.pos,g.pos);n.uniform3fv(f.dir,g.dir)}}else n.uniform1i(f.active,0)}}if(o.id!==this._lastMaterialId){var _=o.fillColor,y=o.backfaces;e.backfaces!==y&&(y?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=y),n.uniform4f(this._uFillColor,_[0],_[1],_[2],o.fillAlpha),this._lastMaterialId=o.id}n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),n.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(n.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(n.drawArrays(n.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},Us.prototype._allocate=function(e){var t=e.scene,i=t._lightsState,r=t._sectionPlanesState,s=t.canvas.gl;if(this._program=new jt(s,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var n=this._program;this._uPositionsDecodeMatrix=n.getLocation("positionsDecodeMatrix"),this._uModelMatrix=n.getLocation("modelMatrix"),this._uModelNormalMatrix=n.getLocation("modelNormalMatrix"),this._uViewMatrix=n.getLocation("viewMatrix"),this._uViewNormalMatrix=n.getLocation("viewNormalMatrix"),this._uProjMatrix=n.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var o=0,a=i.lights.length;o<a;o++){switch(i.lights[o].type){case"ambient":this._uLightAmbient[o]=n.getLocation("lightAmbient");break;case"dir":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=null,this._uLightDir[o]=n.getLocation("lightDir"+o);break;case"point":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=n.getLocation("lightPos"+o),this._uLightDir[o]=null,this._uLightAttenuation[o]=n.getLocation("lightAttenuation"+o)}}this._uSectionPlanes=[];for(var l=0,u=r.getNumAllocatedSectionPlanes();l<u;l++)this._uSectionPlanes.push({active:n.getLocation("sectionPlaneActive"+l),pos:n.getLocation("sectionPlanePos"+l),dir:n.getLocation("sectionPlaneDir"+l)});this._uFillColor=n.getLocation("fillColor"),this._aPosition=n.getAttribute("position"),this._aNormal=n.getAttribute("normal"),this._uClippable=n.getLocation("clippable"),this._uGammaFactor=n.getLocation("gammaFactor"),this._uOffset=n.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=n.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Us.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,r=t._lightsState,s=t.camera,n=s.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,s.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,n.matrix),t.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];this._uLightAmbient[a]?i.uniform4f(this._uLightAmbient[a],u.color[0],u.color[1],u.color[2],u.intensity):(this._uLightColor[a]&&i.uniform4f(this._uLightColor[a],u.color[0],u.color[1],u.color[2],u.intensity),this._uLightPos[a]&&(i.uniform3fv(this._uLightPos[a],u.pos),this._uLightAttenuation[a]&&i.uniform1f(this._uLightAttenuation[a],u.attenuation)),this._uLightDir[a]&&i.uniform3fv(this._uLightDir[a],u.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};var Ns=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Edges drawing vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec4 edgeColor;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));i&&o.push("out vec4 vWorldPosition;");o.push("out vec4 vColor;"),("spherical"===s||"cylindrical"===s)&&(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===s||"cylindrical"===s?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));o.push("vColor = edgeColor;"),i&&o.push("vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene.gammaOutput,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Edges drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));r&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(s){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");r?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Qs=new G({}),Vs=re.vec3(),Hs=function(e,t){this.id=Qs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ns(t),this._allocate(t)},js={};Hs.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=js[t];return i||(i=new Hs(t,e),js[t]=i,ae.memory.programs++),i._useCount++,i},Hs.prototype.put=function(){0==--this._useCount&&(Qs.removeItem(this.id),this._program&&this._program.destroy(),delete js[this._hash],ae.memory.programs--)},Hs.prototype.webglContextRestored=function(){this._program=null},Hs.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var r,s,n=this._scene,o=n.camera,a=n.canvas.gl,l=t._state,u=t._geometry,c=u._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),a.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(l.originHash,A):o.viewMatrix),l.clippable){var h=n._sectionPlanesState.getNumAllocatedSectionPlanes(),d=n._sectionPlanesState.sectionPlanes.length;if(h>0)for(var p=n._sectionPlanesState.sectionPlanes,f=t.renderFlags,v=0;v<h;v++){var g=this._uSectionPlanes[v];if(g)if(v<d){var m=f.sectionPlanesActivePerLayer[v];if(a.uniform1i(g.active,m?1:0),m){var _=p[v];if(A){var y=ze(_.dist,_.dir,A,Vs);a.uniform3fv(g.pos,y)}else a.uniform3fv(g.pos,_.pos);a.uniform3fv(g.dir,_.dir)}}else a.uniform1i(g.active,0)}}switch(i){case 0:r=t._xrayMaterial._state;break;case 1:r=t._highlightMaterial._state;break;case 2:r=t._selectedMaterial._state;break;default:r=t._edgeMaterial._state}if(r.id!==this._lastMaterialId){var b=r.backfaces;if(e.backfaces!==b&&(b?a.disable(a.CULL_FACE):a.enable(a.CULL_FACE),e.backfaces=b),e.lineWidth!==r.edgeWidth&&(a.lineWidth(r.edgeWidth),e.lineWidth=r.edgeWidth),this._uEdgeColor){var x=r.edgeColor,w=r.edgeAlpha;a.uniform4f(this._uEdgeColor,x[0],x[1],x[2],w)}this._lastMaterialId=r.id}a.uniformMatrix4fv(this._uModelMatrix,a.FALSE,t.worldMatrix),this._uClippable&&a.uniform1i(this._uClippable,l.clippable),a.uniform3fv(this._uOffset,l.offset),c.primitive===a.TRIANGLES?s=u._getEdgeIndices():c.primitive===a.LINES&&(s=c.indicesBuf),s&&(c.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&a.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,c.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(c.positionsBuf,c.compressGeometry?a.UNSIGNED_SHORT:a.FLOAT),e.bindArray++),s.bind(),e.bindArray++,this._lastGeometryId=c.id),a.drawElements(a.LINES,s.numItems,s.itemType,0),e.drawElements++)},Hs.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,r=t._sectionPlanesState;if(this._program=new jt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var n=0,o=r.getNumAllocatedSectionPlanes();n<o;n++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+n),pos:s.getLocation("sectionPlanePos"+n),dir:s.getLocation("sectionPlaneDir"+n)});this._uEdgeColor=s.getLocation("edgeColor"),this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uGammaFactor=s.getLocation("gammaFactor"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Hs.prototype._bindProgram=function(e){var t=this._program,i=this._scene,r=i.canvas.gl,s=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,r.uniformMatrix4fv(this._uProjMatrix,!1,s.matrix),i.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,n)}this._uGammaFactor&&r.uniform1f(this._uGammaFactor,i.gammaFactor)};var Gs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh picking vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("out vec4 vViewPosition;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==s&&"cylindrical"!==s||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("uniform vec2 pickClipPos;"),o.push("vec4 remapClipPos(vec4 clipPos) {"),o.push("    clipPos.xy /= clipPos.w;"),o.push("    clipPos.xy -= pickClipPos;"),o.push("    clipPos.xy *= clipPos.w;"),o.push("    return clipPos;"),o.push("}"),o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==s&&"cylindrical"!==s||(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"));o.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),o.push("   worldPosition.xyz = worldPosition.xyz + offset;"),o.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = remapClipPos(clipPos);"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Mesh picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(s.push("uniform vec4 pickColor;"),r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("   outColor = pickColor; "),s.push("}"),s}(t)}));var zs=re.vec3(),Ws=function(e,t){this._hash=e,this._shaderSource=new Gs(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Ks={};Ws.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),i=Ks[t];if(!i){if((i=new Ws(t,e)).errors)return console.log(i.errors.join("\n")),null;Ks[t]=i,ae.memory.programs++}return i._useCount++,i},Ws.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Ks[this._hash],ae.memory.programs--)},Ws.prototype.webglContextRestored=function(){this._program=null},Ws.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._state,n=t._material._state,o=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(s.originHash,a):e.pickViewMatrix),s.clippable){var l=i._sectionPlanesState.getNumAllocatedSectionPlanes(),u=i._sectionPlanesState.sectionPlanes.length;if(l>0)for(var c=i._sectionPlanesState.sectionPlanes,A=t.renderFlags,h=0;h<l;h++){var d=this._uSectionPlanes[h];if(d)if(h<u){var p=A.sectionPlanesActivePerLayer[h];if(r.uniform1i(d.active,p?1:0),p){var f=c[h];if(a){var v=ze(f.dist,f.dir,a,zs);r.uniform3fv(d.pos,v)}else r.uniform3fv(d.pos,f.pos);r.uniform3fv(d.dir,f.dir)}}else r.uniform1i(d.active,0)}}if(n.id!==this._lastMaterialId){var g=n.backfaces;e.backfaces!==g&&(g?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=g);var m=n.frontface;e.frontface!==m&&(m?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=m),this._lastMaterialId=n.id}r.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),r.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id);var _=t._state.pickID,y=_>>24&255,b=_>>16&255,x=_>>8&255,w=255&_;r.uniform4f(this._uPickColor,w/255,x/255,b/255,y/255),r.uniform2fv(this._uPickClipPos,e.pickClipPos),o.indicesBuf?(r.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&r.drawArrays(r.TRIANGLES,0,o.positions.numItems)},Ws.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new jt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uPickColor=r.getLocation("pickColor"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null}},Ws.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,r=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,s)}this._lastMaterialId=null,this._lastGeometryId=null};var Xs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=[];s.push("#version 300 es"),s.push("// Surface picking vertex shader"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 viewMatrix;"),s.push("uniform mat4 projMatrix;"),s.push("uniform vec3 offset;"),i&&(s.push("uniform bool clippable;"),s.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;"),s.push("bool isPerspectiveMatrix(mat4 m) {"),s.push("    return (m[2][3] == - 1.0);"),s.push("}"),s.push("out float isPerspective;"));s.push("uniform vec2 pickClipPos;"),s.push("vec4 remapClipPos(vec4 clipPos) {"),s.push("    clipPos.xy /= clipPos.w;"),s.push("    clipPos.xy -= pickClipPos;"),s.push("    clipPos.xy *= clipPos.w;"),s.push("    return clipPos;"),s.push("}"),s.push("out vec4 vColor;"),r&&s.push("uniform mat4 positionsDecodeMatrix;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),r&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("   vec4 worldPosition = modelMatrix * localPosition; "),s.push("   worldPosition.xyz = worldPosition.xyz + offset;"),s.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&s.push("   vWorldPosition = worldPosition;");s.push("   vColor = color;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return s.push("gl_Position = remapClipPos(clipPos);"),s.push("}"),s}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Surface picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),s.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("   outColor = vColor;"),s.push("}"),s}(t)}));var Js=re.vec3(),Ys=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Xs(t),this._allocate(t)},Zs={};Ys.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Zs[t];if(!i){if((i=new Ys(t,e)).errors)return console.log(i.errors.join("\n")),null;Zs[t]=i,ae.memory.programs++}return i._useCount++,i},Ys.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Zs[this._hash],ae.memory.programs--)},Ys.prototype.webglContextRestored=function(){this._program=null},Ys.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._state,n=t._material._state,o=t._geometry,a=t._geometry._state,l=t.origin,u=n.backfaces,c=n.frontface,A=i.camera.project,h=o._getPickTrianglePositions(),d=o._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){var p=2/(Math.log(A.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,p)}if(r.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(s.originHash,l):e.pickViewMatrix),s.clippable){var f=i._sectionPlanesState.getNumAllocatedSectionPlanes(),v=i._sectionPlanesState.sectionPlanes.length;if(f>0)for(var g=i._sectionPlanesState.sectionPlanes,m=t.renderFlags,_=0;_<f;_++){var y=this._uSectionPlanes[_];if(y)if(_<v){var b=m.sectionPlanesActivePerLayer[_];if(r.uniform1i(y.active,b?1:0),b){var x=g[_];if(l){var w=ze(x.dist,x.dir,l,Js);r.uniform3fv(y.pos,w)}else r.uniform3fv(y.pos,x.pos);r.uniform3fv(y.dir,x.dir)}}else r.uniform1i(y.active,0)}}r.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&r.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==u&&(u?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=u),e.frontface!==c&&(c?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=c),r.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(h,a.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT)):this._aPosition.bindArrayBuffer(h),r.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),r.enableVertexAttribArray(this._aColor.location),r.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),r.drawArrays(a.primitive,0,h.numItems/3)},Ys.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new jt(i,this._shaderSource),this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._aColor=r.getAttribute("color"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC"))}};var qs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh occlusion vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==s&&"cylindrical"!==s||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===s||"cylindrical"===s?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Mesh occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("}"),s}(t)}));var $s=re.vec3(),en=function(e,t){this._hash=e,this._shaderSource=new qs(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},tn={};en.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";"),i=tn[t];if(!i){if((i=new en(t,e)).errors)return console.log(i.errors.join("\n")),null;tn[t]=i,ae.memory.programs++}return i._useCount++,i},en.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete tn[this._hash],ae.memory.programs--)},en.prototype.webglContextRestored=function(){this._program=null},en.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._material._state,n=t._state,o=t._geometry._state,a=t.origin;if(!(s.alpha<1)){if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){var l=s.backfaces;e.backfaces!==l&&(l?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=l);var u=s.frontface;e.frontface!==u&&(u?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=u),this._lastMaterialId=s.id}var c=i.camera;if(r.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(n.originHash,a):c.viewMatrix),n.clippable){var A=i._sectionPlanesState.getNumAllocatedSectionPlanes(),h=i._sectionPlanesState.sectionPlanes.length;if(A>0)for(var d=i._sectionPlanesState.sectionPlanes,p=t.renderFlags,f=0;f<A;f++){var v=this._uSectionPlanes[f];if(v)if(f<h){var g=p.sectionPlanesActivePerLayer[f];if(r.uniform1i(v.active,g?1:0),g){var m=d[f];if(a){var _=ze(m.dist,m.dir,a,$s);r.uniform3fv(v.pos,_)}else r.uniform3fv(v.pos,m.pos);r.uniform3fv(v.dir,m.dir)}}else r.uniform1i(v.active,0)}}r.uniformMatrix4fv(this._uProjMatrix,!1,c._project._state.matrix),r.uniformMatrix4fv(this._uModelMatrix,r.FALSE,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id),o.indicesBuf?(r.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&r.drawArrays(r.TRIANGLES,0,o.positions.numItems)}},en.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new jt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},en.prototype._bindProgram=function(e){var t=this._scene,i=t.camera.project,r=t.canvas.gl;if(this._program.bind(),e.useProgram++,r.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){var s=2/(Math.log(i.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,s)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};var rn=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,r=[];r.push("// Mesh shadow vertex shader"),r.push("in vec3 position;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 shadowViewMatrix;"),r.push("uniform mat4 shadowProjMatrix;"),r.push("uniform vec3 offset;"),i&&r.push("uniform mat4 positionsDecodeMatrix;");t&&r.push("out vec4 vWorldPosition;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),r.push("vec4 worldPosition;"),i&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("worldPosition = modelMatrix * localPosition;"),r.push("worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&r.push("vWorldPosition = worldPosition;");return r.push("   gl_Position = shadowProjMatrix * viewPosition;"),r.push("}"),r}(t),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("// Mesh shadow fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("vec4 encodeFloat( const in float depth ) {"),s.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),s.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),s.push("  vec4 comp = fract(depth * bitShift);"),s.push("  comp -= comp.xxyz * bitMask;"),s.push("  return comp;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("outColor = encodeFloat(gl_FragCoord.z);"),s.push("}"),s}(t)}));var sn=function(e,t){this._hash=e,this._shaderSource=new rn(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},nn={};sn.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),r=nn[i];if(!r){if((r=new sn(i,e)).errors)return console.log(r.errors.join("\n")),null;nn[i]=r,ae.memory.programs++}return r._useCount++,r},sn.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete nn[this._hash],ae.memory.programs--)},sn.prototype.webglContextRestored=function(){this._program=null},sn.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene.canvas.gl,r=t._material._state,s=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){var n=r.backfaces;e.backfaces!==n&&(n?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=n);var o=r.frontface;e.frontface!==o&&(o?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=o),e.lineWidth!==r.lineWidth&&(i.lineWidth(r.lineWidth),e.lineWidth=r.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,r.pointSize),this._lastMaterialId=r.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),s.combineGeometry){var a=t.vertexBufs;a.id!==this._lastVertexBufsId&&(a.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(a.positionsBuf,a.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=a.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),s.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,s.positionsDecodeMatrix),s.combineGeometry?s.indicesBufCombined&&(s.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),s.indicesBuf&&(s.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=s.id),s.combineGeometry?s.indicesBufCombined&&(i.drawElements(s.primitive,s.indicesBufCombined.numItems,s.indicesBufCombined.itemType,0),e.drawElements++):s.indicesBuf?(i.drawElements(s.primitive,s.indicesBuf.numItems,s.indicesBuf.itemType,0),e.drawElements++):s.positions&&(i.drawArrays(i.TRIANGLES,0,s.positions.numItems),e.drawArrays++)},sn.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new jt(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uShadowViewMatrix=r.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=r.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},sn.prototype._bindProgram=function(e){this._program||this._allocate(mesh);var t=this._scene,i=t.canvas.gl,r=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,r.getNumAllocatedSectionPlanes()>0)for(var s,n,o,a=0,l=this._uSectionPlanes.length;a<l;a++)n=(s=this._uSectionPlanes[a]).active,o=r.sectionPlanes[a],n&&i.uniform1i(n,o.active),s.pos&&i.uniform3fv(s.pos,o.pos),s.dir&&i.uniform3fv(s.dir,o.dir)};var on=function(){function e(){B(this,e),this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}return C(e,[{key:"reset",value:function(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}]),e}(),an=re.OBB3(),ln=re.vec4(),un=re.vec4(),cn=re.vec4(),An=re.vec3([1,0,0]),hn=re.vec3([0,1,0]),dn=re.vec3([0,0,1]),pn=re.vec3(3),fn=re.vec3(3),vn=re.identityMat4(),gn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s)).renderOrder=s.renderOrder||0,r.originalSystemId=s.originalSystemId||r.id,r.renderFlags=new on,r._state=new ci({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==s.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!s.stationary,background:!!s.background,billboard:r._checkBillboard(s.billboard),layer:null,colorize:null,pickID:r.scene._renderer.getPickID(b(r)),drawHash:"",pickHash:"",offset:re.vec3(),origin:null,originHash:null}),r._drawRenderer=null,r._shadowRenderer=null,r._emphasisFillRenderer=null,r._emphasisEdgesRenderer=null,r._pickMeshRenderer=null,r._pickTriangleRenderer=null,r._occlusionRenderer=null,r._geometry=s.geometry?r._checkComponent2(["ReadableGeometry","VBOGeometry"],s.geometry):r.scene.geometry,r._material=s.material?r._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],s.material):r.scene.material,r._xrayMaterial=s.xrayMaterial?r._checkComponent("EmphasisMaterial",s.xrayMaterial):r.scene.xrayMaterial,r._highlightMaterial=s.highlightMaterial?r._checkComponent("EmphasisMaterial",s.highlightMaterial):r.scene.highlightMaterial,r._selectedMaterial=s.selectedMaterial?r._checkComponent("EmphasisMaterial",s.selectedMaterial):r.scene.selectedMaterial,r._edgeMaterial=s.edgeMaterial?r._checkComponent("EdgeMaterial",s.edgeMaterial):r.scene.edgeMaterial,r._parentNode=null,r._aabb=null,r._aabbDirty=!0,r._numTriangles=r._geometry?r._geometry.numTriangles:0,r.scene._aabbDirty=!0,r._scale=re.vec3(),r._quaternion=re.identityQuaternion(),r._rotation=re.vec3(),r._position=re.vec3(),r._worldMatrix=re.identityMat4(),r._worldNormalMatrix=re.identityMat4(),r._localMatrixDirty=!0,r._worldMatrixDirty=!0,r._worldNormalMatrixDirty=!0;var n=s.origin||s.rtcCenter;if(n&&(r._state.origin=re.vec3(n),r._state.originHash=n.join()),s.matrix?r.matrix=s.matrix:(r.scale=s.scale,r.position=s.position,s.quaternion||(r.rotation=s.rotation)),r._isObject=s.isObject,r._isObject&&r.scene._registerObject(b(r)),r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.layer=s.layer,r.colorize=s.colorize,r.opacity=s.opacity,r.offset=s.offset,s.parentId){var o=r.scene.components[s.parentId];o?o.isNode?o.addChild(b(r)):r.error("Parent is not a Node: '"+s.parentId+"'"):r.error("Parent not found: '"+s.parentId+"'"),r._parentNode=o}else s.parent&&(s.parent.isNode||r.error("Parent is not a Node"),s.parent.addChild(b(r)),r._parentNode=s.parent);return r.compile(),r}return C(i,[{key:"type",get:function(){return"Mesh"}},{key:"isMesh",get:function(){return!0}},{key:"parent",get:function(){return this._parentNode}},{key:"geometry",get:function(){return this._geometry}},{key:"material",get:function(){return this._material}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix},set:function(e){this.__localMatrix||(this.__localMatrix=re.identityMat4()),this.__localMatrix.set(e||vn),re.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._state.origin},set:function(e){e?(this._state.origin||(this._state.origin=re.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._state.visible},set:function(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}},{key:"xrayed",get:function(){return this._state.xrayed},set:function(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}},{key:"highlighted",get:function(){return this._state.highlighted},set:function(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}},{key:"selected",get:function(){return this._state.selected},set:function(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}},{key:"culled",get:function(){return this._state.culled},set:function(e){this._state.culled=!!e,this.glRedraw()}},{key:"clippable",get:function(){return this._state.clippable},set:function(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}},{key:"collidable",get:function(){return this._state.collidable},set:function(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"pickable",get:function(){return this._state.pickable},set:function(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._state.receivesShadow},set:function(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}},{key:"saoEnabled",get:function(){return!1}},{key:"colorize",get:function(){return this._state.colorize},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);var i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}},{key:"opacity",get:function(){return this._state.colorize[3]},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1);var i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}},{key:"transparent",get:function(){return 2===this._material.alphaMode||this._state.colorize[3]<1}},{key:"layer",get:function(){return this._state.layer},set:function(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}},{key:"stationary",get:function(){return this._state.stationary}},{key:"billboard",get:function(){return this._state.billboard}},{key:"offset",get:function(){return this._state.offset},set:function(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!0}},{key:"xrayMaterial",get:function(){return this._xrayMaterial}},{key:"highlightMaterial",get:function(){return this._highlightMaterial}},{key:"selectedMaterial",get:function(){return this._selectedMaterial}},{key:"edgeMaterial",get:function(){return this._edgeMaterial}},{key:"_checkBillboard",value:function(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}},{key:"compile",value:function(){var e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=Ds.get(this),this._emphasisFillRenderer=Us.get(this),this._emphasisEdgesRenderer=Hs.get(this));var t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=Ws.get(this)),this._state.occluder){var i=this._makeOcclusionHash();this._state.occlusionHash!==i&&(this._state.occlusionHash=i,this._putOcclusionRenderer(),this._occlusionRenderer=en.get(this))}}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)re.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_buildWorldNormalMatrix",value:function(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=re.mat4()),re.transposeMat4(this._worldMatrix,this._worldNormalMatrix),re.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}},{key:"_setAABBDirty",value:function(){if(this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=re.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}},{key:"_webglContextRestored",value:function(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}},{key:"_makeDrawHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}},{key:"_makePickHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_makeOcclusionHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_buildAABB",value:function(e,t){re.transformOBB3(e,this._geometry.obb,an),re.OBB3ToAABB3(an,t);var i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){var r=this._state.origin;t[0]+=r[0],t[1]+=r[1],t[2]+=r[2],t[3]+=r[0],t[4]+=r[1],t[5]+=r[2]}}},{key:"rotate",value:function(e,t){return ln[0]=e[0],ln[1]=e[1],ln[2]=e[2],ln[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(ln,un),re.mulQuaternions(this.quaternion,un,cn),this.quaternion=cn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return ln[0]=e[0],ln[1]=e[1],ln[2]=e[2],ln[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(ln,un),re.mulQuaternions(un,this.quaternion,un),this}},{key:"rotateX",value:function(e){return this.rotate(An,e)}},{key:"rotateY",value:function(e){return this.rotate(hn,e)}},{key:"rotateZ",value:function(e){return this.rotate(dn,e)}},{key:"translate",value:function(e,t){return re.vec3ApplyQuaternion(this.quaternion,e,pn),re.mulVec3Scalar(pn,t,fn),re.addVec3(this.position,fn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(An,e)}},{key:"translateY",value:function(e){return this.translate(hn,e)}},{key:"translateZ",value:function(e){return this.translate(dn,e)}},{key:"_putDrawRenderers",value:function(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}},{key:"_putPickRenderers",value:function(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}},{key:"_putOcclusionRenderer",value:function(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}},{key:"stateSortCompare",value:function(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}},{key:"_updateRenderFlags",value:function(){var e=this.renderFlags,t=this._state;if(t.xrayed){var i=this._xrayMaterial._state;i.fill&&(i.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges)this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0;if(t.selected){var r=this._selectedMaterial._state;r.fill&&(r.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),r.edges&&(r.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){var s=this._highlightMaterial._state;s.fill&&(s.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),s.edges&&(s.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"_getActiveSectionPlanes",value:function(){if(this._state.clippable){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var r=e[i],s=this.renderFlags;if(r.active)if(this._state.origin){var n=re.planeAABB3Intersect(r.dir,r.dist,this.aabb);if(-1===n)return!1;var o=0===n;s.sectionPlanesActivePerLayer[i]=o}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}},{key:"drawColorOpaque",value:function(e){(this._drawRenderer||(this._drawRenderer=Ds.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawColorTransparent",value:function(e){(this._drawRenderer||(this._drawRenderer=Ds.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawSilhouetteXRayed",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Us.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}},{key:"drawSilhouetteHighlighted",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Us.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}},{key:"drawSilhouetteSelected",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Us.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}},{key:"drawEdgesColorOpaque",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesColorTransparent",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesXRayed",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}},{key:"drawEdgesHighlighted",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}},{key:"drawEdgesSelected",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Hs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}},{key:"drawOcclusion",value:function(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=en.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}},{key:"drawShadow",value:function(e){(this._shadowRenderer||(this._shadowRenderer=sn.get(this)))&&this._shadowRenderer.drawMesh(e,this)}},{key:"drawPickMesh",value:function(e){(this._pickMeshRenderer||(this._pickMeshRenderer=Ws.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}},{key:"canPickTriangle",value:function(){return this._geometry.isReadableGeometry}},{key:"drawPickTriangles",value:function(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=Ys.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}},{key:"pickTriangleSurface",value:function(e,t,i,r){mn(this,e,t,i,r)}},{key:"drawPickVertices",value:function(e){}},{key:"delegatePickedEntity",value:function(){return this}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}]),i}(),mn=function(){var e=re.vec3(),t=re.vec3(),i=re.vec3(),r=re.vec3(),s=re.vec3(),n=re.vec3(),o=re.vec4(),a=re.vec3(),l=re.vec3(),u=re.vec3(),c=re.vec3(),A=re.vec3(),h=re.vec3(),d=re.vec3(),p=re.vec3(),f=re.vec3(),v=re.vec4(),g=re.vec4(),m=re.vec4(),_=re.vec3(),y=re.vec3(),b=re.vec3(),x=re.vec3(),w=re.vec3(),B=re.vec3(),P=re.vec3(),C=re.vec3(),M=re.vec3(),E=re.vec3(),F=re.vec3();return function(k,I,D,S,T){var R=T.primIndex;if(null!=R&&R>-1){var L=k.geometry._state,U=k.scene,O=U.camera,N=U.canvas;if("triangles"===L.primitiveName){T.primitive="triangle";var Q,V,H,j=R,G=L.indices,z=L.positions;if(G){var W=G[j+0],K=G[j+1],X=G[j+2];n[0]=W,n[1]=K,n[2]=X,T.indices=n,Q=3*W,V=3*K,H=3*X}else H=(V=(Q=3*j)+3)+3;if(i[0]=z[Q+0],i[1]=z[Q+1],i[2]=z[Q+2],r[0]=z[V+0],r[1]=z[V+1],r[2]=z[V+2],s[0]=z[H+0],s[1]=z[H+1],s[2]=z[H+2],L.compressGeometry){var J=L.positionsDecodeMatrix;J&&(ji.decompressPosition(i,J,i),ji.decompressPosition(r,J,r),ji.decompressPosition(s,J,s))}T.canvasPos?re.canvasPosToLocalRay(N.canvas,k.origin?Ve(I,k.origin):I,D,S,k.worldMatrix,T.canvasPos,e,t):T.origin&&T.direction&&re.worldRayToLocalRay(k.worldMatrix,T.origin,T.direction,e,t),re.normalizeVec3(t),re.rayPlaneIntersect(e,t,i,r,s,o),T.localPos=o,T.position=o,v[0]=o[0],v[1]=o[1],v[2]=o[2],v[3]=1,re.transformVec4(k.worldMatrix,v,g),a[0]=g[0],a[1]=g[1],a[2]=g[2],T.canvasPos&&k.origin&&(a[0]+=k.origin[0],a[1]+=k.origin[1],a[2]+=k.origin[2]),T.worldPos=a,re.transformVec4(O.matrix,g,m),l[0]=m[0],l[1]=m[1],l[2]=m[2],T.viewPos=l,re.cartesianToBarycentric(o,i,r,s,u),T.bary=u;var Y=L.normals;if(Y){if(L.compressGeometry){var Z=3*W,q=3*K,$=3*X;ji.decompressNormal(Y.subarray(Z,Z+2),c),ji.decompressNormal(Y.subarray(q,q+2),A),ji.decompressNormal(Y.subarray($,$+2),h)}else c[0]=Y[Q],c[1]=Y[Q+1],c[2]=Y[Q+2],A[0]=Y[V],A[1]=Y[V+1],A[2]=Y[V+2],h[0]=Y[H],h[1]=Y[H+1],h[2]=Y[H+2];var ee=re.addVec3(re.addVec3(re.mulVec3Scalar(c,u[0],_),re.mulVec3Scalar(A,u[1],y),b),re.mulVec3Scalar(h,u[2],x),w);T.worldNormal=re.normalizeVec3(re.transformVec3(k.worldNormalMatrix,ee,B))}var te=L.uv;if(te){if(d[0]=te[2*W],d[1]=te[2*W+1],p[0]=te[2*K],p[1]=te[2*K+1],f[0]=te[2*X],f[1]=te[2*X+1],L.compressGeometry){var ie=L.uvDecodeMatrix;ie&&(ji.decompressUV(d,ie,d),ji.decompressUV(p,ie,p),ji.decompressUV(f,ie,f))}T.uv=re.addVec3(re.addVec3(re.mulVec2Scalar(d,u[0],P),re.mulVec2Scalar(p,u[1],C),M),re.mulVec2Scalar(f,u[2],E),F)}}}}}();function _n(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);var i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);var r=e.height||1;r<0&&(console.error("negative height not allowed - will invert"),r*=-1);var s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<3&&(s=3);var n=e.heightSegments||1;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n<1&&(n=1);var o,a,l,u,c,A,h,d,p,f,v,g=!!e.openEnded,m=e.center,_=m?m[0]:0,y=m?m[1]:0,b=m?m[2]:0,x=r/2,w=r/n,B=2*Math.PI/s,P=1/s,C=(t-i)/n,M=[],E=[],F=[],k=[],I=(90-180*Math.atan(r/(i-t))/Math.PI)/90;for(o=0;o<=n;o++)for(c=t-o*C,A=x-o*w,a=0;a<=s;a++)l=Math.sin(a*B),u=Math.cos(a*B),E.push(c*l),E.push(I),E.push(c*u),F.push(a*P),F.push(1*o/n),M.push(c*l+_),M.push(A+y),M.push(c*u+b);for(o=0;o<n;o++)for(a=0;a<=s;a++)d=(h=o*(s+1)+a)+s,k.push(h),k.push(d),k.push(d+1),k.push(h),k.push(d+1),k.push(h+1);if(!g&&t>0){for(p=M.length/3,E.push(0),E.push(1),E.push(0),F.push(.5),F.push(.5),M.push(0+_),M.push(x+y),M.push(0+b),a=0;a<=s;a++)l=Math.sin(a*B),u=Math.cos(a*B),f=.5*Math.sin(a*B)+.5,v=.5*Math.cos(a*B)+.5,E.push(t*l),E.push(1),E.push(t*u),F.push(f),F.push(v),M.push(t*l+_),M.push(x+y),M.push(t*u+b);for(a=0;a<s;a++)m=p,h=p+1+a,k.push(h),k.push(h+1),k.push(m)}if(!g&&i>0){for(p=M.length/3,E.push(0),E.push(-1),E.push(0),F.push(.5),F.push(.5),M.push(0+_),M.push(0-x+y),M.push(0+b),a=0;a<=s;a++)l=Math.sin(a*B),u=Math.cos(a*B),f=.5*Math.sin(a*B)+.5,v=.5*Math.cos(a*B)+.5,E.push(i*l),E.push(-1),E.push(i*u),F.push(f),F.push(v),M.push(i*l+_),M.push(0-x+y),M.push(i*u+b);for(a=0;a<s;a++)m=p,h=p+1+a,k.push(m),k.push(h+1),k.push(h)}return he.apply(e,{positions:M,normals:E,uv:F,indices:k})}function yn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.lod||1,i=e.center?e.center[0]:0,r=e.center?e.center[1]:0,s=e.center?e.center[2]:0,n=e.radius||1;n<0&&(console.error("negative radius not allowed - will invert"),n*=-1);var o=e.heightSegments||18;o<0&&(console.error("negative heightSegments not allowed - will invert"),o*=-1),(o=Math.floor(t*o))<18&&(o=18);var a=e.widthSegments||18;a<0&&(console.error("negative widthSegments not allowed - will invert"),a*=-1),(a=Math.floor(t*a))<18&&(a=18);var l,u,c,A,h,d,p,f,v,g,m,_,y,b,x=[],w=[],B=[],P=[];for(l=0;l<=o;l++)for(c=l*Math.PI/o,A=Math.sin(c),h=Math.cos(c),u=0;u<=a;u++)d=2*u*Math.PI/a,p=Math.sin(d),f=Math.cos(d)*A,v=h,g=p*A,m=1-u/a,_=l/o,w.push(f),w.push(v),w.push(g),B.push(m),B.push(_),x.push(i+n*f),x.push(r+n*v),x.push(s+n*g);for(l=0;l<o;l++)for(u=0;u<a;u++)b=(y=l*(a+1)+u)+a+1,P.push(y+1),P.push(b+1),P.push(b),P.push(y+1),P.push(b),P.push(y);return 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Wi(o,xn({text:"X",size:1.5})),material:A,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[7,0,0],billboard:"spherical"}),new gn(o,{geometry:l,material:h,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,5,0]}),new gn(o,{geometry:u,material:h,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,2,0]}),new gn(o,{geometry:new Wi(o,xn({text:"Y",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,7,0],billboard:"spherical"}),new gn(o,{geometry:l,material:p,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,5],rotation:[90,0,0]}),new gn(o,{geometry:u,material:p,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,2],rotation:[90,0,0]}),new gn(o,{geometry:new Wi(o,xn({text:"Z",size:1.5})),material:f,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,7],billboard:"spherical"})],s}return C(i,[{key:"setVisible",value:function(e){for(var t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}},{key:"destroy",value:function(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}();re.vec3();var Bn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({active:!0,pos:re.vec3(),dir:re.vec3(),dist:0}),r.active=s.active,r.pos=s.pos,r.dir=s.dir,r.scene._sectionPlaneCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"SectionPlane"}},{key:"active",get:function(){return this._state.active},set:function(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-re.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-re.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dist",get:function(){return this._state.dist}},{key:"flipDir",value:function(){re.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}},{key:"destroy",value:function(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Pn=re.vec4(4),Cn=re.vec4(),Mn=re.vec4(),En=re.vec3([1,0,0]),Fn=re.vec3([0,1,0]),kn=re.vec3([0,0,1]),In=re.vec3(3),Dn=re.vec3(3),Sn=re.identityMat4(),Tn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e,s))._parentNode=null,r._children=[],r._aabb=null,r._aabbDirty=!0,r.scene._aabbDirty=!0,r._numTriangles=0,r._scale=re.vec3(),r._quaternion=re.identityQuaternion(),r._rotation=re.vec3(),r._position=re.vec3(),r._offset=re.vec3(),r._localMatrix=re.identityMat4(),r._worldMatrix=re.identityMat4(),r._localMatrixDirty=!0,r._worldMatrixDirty=!0,s.matrix?r.matrix=s.matrix:(r.scale=s.scale,r.position=s.position,s.quaternion||(r.rotation=s.rotation)),r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r._isObject=s.isObject,r._isObject&&r.scene._registerObject(b(r)),r.origin=s.origin,r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.colorize=s.colorize,r.opacity=s.opacity,r.offset=s.offset,s.children)for(var n=s.children,o=0,a=n.length;o<a;o++)r.addChild(n[o],s.inheritStates);if(s.parentId){var l=r.scene.components[s.parentId];l?l.isNode?l.addChild(b(r)):r.error("Parent is not a Node: '"+s.parentId+"'"):r.error("Parent not found: '"+s.parentId+"'")}else s.parent&&(s.parent.isNode||r.error("Parent is not a Node"),s.parent.addChild(b(r)));return r}return C(i,[{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._origin},set:function(e){e?(this._origin||(this._origin=re.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(var t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}},{key:"xrayed",get:function(){return this._xrayed},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}},{key:"selected",get:function(){return this._selected},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}},{key:"edges",get:function(){return this._edges},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}},{key:"pickable",get:function(){return this._pickable},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}},{key:"colorize",get:function(){return this._colorize.slice(0,3)},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(var i=0,r=this._children.length;i<r;i++)this._children[i].colorize=t;if(this._isObject){var s=!!e;this.scene._objectColorizeUpdated(this,s)}}},{key:"opacity",get:function(){return this._colorize[3]},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(var i=0,r=this._children.length;i<r;i++)this._children[i].opacity=e;if(this._isObject){var s=null!=e;this.scene._objectOpacityUpdated(this,s)}}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){e=!!e,this._castsShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){e=!!e,this._receivesShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}},{key:"saoEnabled",get:function(){return!1}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this._children.length;t<i;t++)this._children[t].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}},{key:"isNode",get:function(){return!0}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)re.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._children)for(var t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}},{key:"_setAABBDirty",value:function(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=re.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{var e;re.collapseAABB3(this._aabb);for(var t=0,i=this._children.length;t<i;t++)(e=this._children[t]).collidable&&re.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}},{key:"addChild",value:function(e,t){if(he.isNumeric(e)||he.isString(e)){var i=e;if(!(e=this.scene.component[i]))return void this.warn("Component not found: "+he.inQuotes(i));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+i)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}},{key:"removeChild",value:function(e){for(var t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}},{key:"removeChildren",value:function(){for(var e,t=0,i=this._children.length;t<i;t++)(e=this._children[t])._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}},{key:"numChildren",get:function(){return this._children.length}},{key:"children",get:function(){return this._children}},{key:"parent",get:function(){return this._parentNode},set:function(e){if(he.isNumeric(e)||he.isString(e)){var t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+he.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=re.identityMat4()),this._localMatrix.set(e||Sn),re.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return Pn[0]=e[0],Pn[1]=e[1],Pn[2]=e[2],Pn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Pn,Cn),re.mulQuaternions(this.quaternion,Cn,Mn),this.quaternion=Mn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Pn[0]=e[0],Pn[1]=e[1],Pn[2]=e[2],Pn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Pn,Cn),re.mulQuaternions(Cn,this.quaternion,Cn),this}},{key:"rotateX",value:function(e){return this.rotate(En,e)}},{key:"rotateY",value:function(e){return this.rotate(Fn,e)}},{key:"rotateZ",value:function(e){return this.rotate(kn,e)}},{key:"translate",value:function(e,t){return re.vec3ApplyQuaternion(this.quaternion,e,In),re.mulVec3Scalar(In,t,Dn),re.addVec3(this.position,Dn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(En,e)}},{key:"translateY",value:function(e){return this.translate(Fn,e)}},{key:"translateZ",value:function(e){return this.translate(kn,e)}},{key:"type",get:function(){return"Node"}},{key:"destroy",value:function(){if(f(x(i.prototype),"destroy",this).call(this),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length)for(var e=this._children.splice(),t=0,r=e.length;t<r;t++)e[t].destroy();this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}]),i}(),Rn=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"LambertMaterial",ambient:re.vec3([1,1,1]),color:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),r.ambient=s.ambient,r.color=s.color,r.emissive=s.emissive,r.alpha=s.alpha,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r.backfaces=s.backfaces,r.frontface=s.frontface,r}return C(i,[{key:"type",get:function(){return"LambertMaterial"}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){var t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Ln={opaque:0,mask:1,blend:2},Un=["opaque","mask","blend"],On=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"MetallicMaterial",baseColor:re.vec4([1,1,1]),emissive:re.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.baseColor=s.baseColor,r.metallic=s.metallic,r.roughness=s.roughness,r.specularF0=s.specularF0,r.emissive=s.emissive,r.alpha=s.alpha,s.baseColorMap&&(r._baseColorMap=r._checkComponent("Texture",s.baseColorMap)),s.metallicMap&&(r._metallicMap=r._checkComponent("Texture",s.metallicMap)),s.roughnessMap&&(r._roughnessMap=r._checkComponent("Texture",s.roughnessMap)),s.metallicRoughnessMap&&(r._metallicRoughnessMap=r._checkComponent("Texture",s.metallicRoughnessMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"MetallicMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"baseColor",get:function(){return this._state.baseColor},set:function(e){var t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"baseColorMap",get:function(){return this._baseColorMap}},{key:"metallic",get:function(){return this._state.metallic},set:function(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}},{key:"metallicMap",get:function(){return this._attached.metallicMap}},{key:"roughness",get:function(){return this._state.roughness},set:function(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}},{key:"roughnessMap",get:function(){return this._attached.roughnessMap}},{key:"metallicRoughnessMap",get:function(){return this._attached.metallicRoughnessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._attached.emissiveMap}},{key:"occlusionMap",get:function(){return this._attached.occlusionMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._attached.alphaMap}},{key:"normalMap",get:function(){return this._attached.normalMap}},{key:"alphaMode",get:function(){return Un[this._state.alphaMode]},set:function(e){var t=Ln[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Nn={opaque:0,mask:1,blend:2},Qn=["opaque","mask","blend"],Vn=function(e){g(i,Xi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({type:"SpecularMaterial",diffuse:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),specular:re.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.diffuse=s.diffuse,r.specular=s.specular,r.glossiness=s.glossiness,r.specularF0=s.specularF0,r.emissive=s.emissive,r.alpha=s.alpha,s.diffuseMap&&(r._diffuseMap=r._checkComponent("Texture",s.diffuseMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.specularMap&&(r._specularMap=r._checkComponent("Texture",s.specularMap)),s.glossinessMap&&(r._glossinessMap=r._checkComponent("Texture",s.glossinessMap)),s.specularGlossinessMap&&(r._specularGlossinessMap=r._checkComponent("Texture",s.specularGlossinessMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"SpecularMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specularMap",get:function(){return this._specularMap}},{key:"specularGlossinessMap",get:function(){return this._specularGlossinessMap}},{key:"glossiness",get:function(){return this._state.glossiness},set:function(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}},{key:"glossinessMap",get:function(){return this._glossinessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"normalMap",get:function(){return this._normalMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"alphaMode",get:function(){return Qn[this._state.alphaMode]},set:function(e){var t=Nn[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function Hn(e,t){var i,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=t;if(1009===s)return e.UNSIGNED_BYTE;if(1017===s)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===s)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===s)return e.BYTE;if(1011===s)return e.SHORT;if(1012===s)return e.UNSIGNED_SHORT;if(1013===s)return e.INT;if(1014===s)return e.UNSIGNED_INT;if(1015===s)return e.FLOAT;if(1016===s)return e.HALF_FLOAT;if(1021===s)return e.ALPHA;if(1023===s)return e.RGBA;if(1024===s)return e.LUMINANCE;if(1025===s)return e.LUMINANCE_ALPHA;if(1026===s)return e.DEPTH_COMPONENT;if(1027===s)return e.DEPTH_STENCIL;if(1028===s)return e.RED;if(1022===s)return e.RGBA;if(1029===s)return e.RED_INTEGER;if(1030===s)return e.RG;if(1031===s)return e.RG_INTEGER;if(1033===s)return e.RGBA_INTEGER;if(33776===s||33777===s||33778===s||33779===s)if(3001===r){var n=oi(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===n)return null;if(33776===s)return n.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(null===(i=oi(e,"WEBGL_compressed_texture_s3tc")))return null;if(33776===s)return i.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===s)return i.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===s)return i.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===s)return i.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===s||35841===s||35842===s||35843===s){var o=oi(e,"WEBGL_compressed_texture_pvrtc");if(null===o)return null;if(35840===s)return o.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===s)return o.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===s)return o.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===s)return o.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===s){var a=oi(e,"WEBGL_compressed_texture_etc1");return null!==a?a.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===s||37496===s){var l=oi(e,"WEBGL_compressed_texture_etc");if(null===l)return null;if(37492===s)return 3001===r?l.COMPRESSED_SRGB8_ETC2:l.COMPRESSED_RGB8_ETC2;if(37496===s)return 3001===r?l.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:l.COMPRESSED_RGBA8_ETC2_EAC}if(37808===s||37809===s||37810===s||37811===s||37812===s||37813===s||37814===s||37815===s||37816===s||37817===s||37818===s||37819===s||37820===s||37821===s){var u=oi(e,"WEBGL_compressed_texture_astc");if(null===u)return null;if(37808===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:u.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:u.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:u.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:u.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:u.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:u.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:u.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:u.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:u.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:u.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:u.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:u.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:u.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:u.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===s){var c=oi(e,"EXT_texture_compression_bptc");if(null===c)return null;if(36492===s)return 3001===r?c.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:c.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===s?e.UNSIGNED_INT_24_8:1e3===s?e.REPEAT:1001===s?e.CLAMP_TO_EDGE:1004===s||1005===s?e.NEAREST_MIPMAP_LINEAR:1007===s?e.LINEAR_MIPMAP_NEAREST:1008===s?e.LINEAR_MIPMAP_LINEAR:1003===s?e.NEAREST:1006===s?e.LINEAR:null}var jn=new Uint8Array([0,0,0,1]),Gn=function(){function e(t){var i=t.gl,r=t.target,s=t.format,n=t.type,o=t.wrapS,a=t.wrapT,l=t.wrapR,u=t.encoding,c=t.preloadColor,A=t.premultiplyAlpha,h=t.flipY;B(this,e),this.gl=i,this.target=r||i.TEXTURE_2D,this.format=s||1023,this.type=n||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=o||1e3,this.wrapT=a||1e3,this.wrapR=l||1e3,this.encoding=u||3001,this.texture=i.createTexture(),c&&this.setPreloadColor(c),this.allocated=!0}return C(e,[{key:"setPreloadColor",value:function(e){e?(jn[0]=Math.floor(255*e[0]),jn[1]=Math.floor(255*e[1]),jn[2]=Math.floor(255*e[2]),jn[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(jn[0]=0,jn[1]=0,jn[2]=0,jn[3]=255);var t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP)for(var i=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z],r=0,s=i.length;r<s;r++)t.texImage2D(i[r],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,jn);else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,jn);t.bindTexture(this.target,null)}},{key:"setTarget",value:function(e){this.target=e||this.gl.TEXTURE_2D}},{key:"setImage",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);var r=!1;i.bindTexture(this.target,this.texture);var s=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);var n=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);var o=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);var a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);var l=Hn(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(r=!0);var u=Hn(i,this.magFilter);u&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,u);var c=Hn(i,this.wrapS);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,c);var A=Hn(i,this.wrapT);A&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,A);var h=Hn(i,this.format,this.encoding),d=Hn(i,this.type),p=zn(i,this.internalFormat,h,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(he.isArray(e))for(var f=e,v=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z],g=0,m=v.length;g<m;g++)i.texImage2D(v[g],0,p,h,d,f[g])}else i.texImage2D(i.TEXTURE_2D,0,p,h,d,e);r&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,s),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n),i.pixelStorei(i.UNPACK_ALIGNMENT,o),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}},{key:"setCompressedData",value:function(e){var t=e.mipmaps,i=e.props,r=void 0===i?{}:i,s=this.gl,n=t.length;void 0!==r.format&&(this.format=r.format),void 0!==r.internalFormat&&(this.internalFormat=r.internalFormat),void 0!==r.encoding&&(this.encoding=r.encoding),void 0!==r.type&&(this.type=r.type),void 0!==r.flipY&&(this.flipY=r.flipY),void 0!==r.premultiplyAlpha&&(this.premultiplyAlpha=r.premultiplyAlpha),void 0!==r.unpackAlignment&&(this.unpackAlignment=r.unpackAlignment),void 0!==r.minFilter&&(this.minFilter=r.minFilter),void 0!==r.magFilter&&(this.magFilter=r.magFilter),void 0!==r.wrapS&&(this.wrapS=r.wrapS),void 0!==r.wrapT&&(this.wrapT=r.wrapT),void 0!==r.wrapR&&(this.wrapR=r.wrapR),s.activeTexture(s.TEXTURE0+0),s.bindTexture(this.target,this.texture);var o=t.length>1;s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,this.flipY),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),s.pixelStorei(s.UNPACK_ALIGNMENT,this.unpackAlignment),s.pixelStorei(s.UNPACK_COLORSPACE_CONVERSION_WEBGL,s.NONE);var a=Hn(s,this.wrapS);a&&s.texParameteri(this.target,s.TEXTURE_WRAP_S,a);var l=Hn(s,this.wrapT);if(l&&s.texParameteri(this.target,s.TEXTURE_WRAP_T,l),this.type===s.TEXTURE_3D||this.type===s.TEXTURE_2D_ARRAY){var u=Hn(s,this.wrapR);u&&s.texParameteri(this.target,s.TEXTURE_WRAP_R,u),s.texParameteri(this.type,s.TEXTURE_WRAP_R,u)}o?(s.texParameteri(this.target,s.TEXTURE_MIN_FILTER,Wn(s,this.minFilter)),s.texParameteri(this.target,s.TEXTURE_MAG_FILTER,Wn(s,this.magFilter))):(s.texParameteri(this.target,s.TEXTURE_MIN_FILTER,Hn(s,this.minFilter)),s.texParameteri(this.target,s.TEXTURE_MAG_FILTER,Hn(s,this.magFilter)));var c=Hn(s,this.format,this.encoding),A=Hn(s,this.type),h=zn(s,this.internalFormat,c,A,this.encoding,!1);s.texStorage2D(s.TEXTURE_2D,n,h,t[0].width,t[0].height);for(var d=0,p=t.length;d<p;d++){var f=t[d];1023!==this.format?null!==c?s.compressedTexSubImage2D(s.TEXTURE_2D,d,0,0,f.width,f.height,c,f.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):s.texSubImage2D(s.TEXTURE_2D,d,0,0,f.width,f.height,c,A,f.data)}s.bindTexture(this.target,null)}},{key:"setProps",value:function(e){var t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}},{key:"_uploadProps",value:function(e){var t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){var i=Hn(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){var r=Hn(t,e.magFilter);r&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,r))}if(void 0!==e.wrapS){var s=Hn(t,e.wrapS);s&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,s))}if(void 0!==e.wrapT){var n=Hn(t,e.wrapT);n&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,n))}}},{key:"bind",value:function(e){if(this.allocated){if(this.texture){var t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}},{key:"unbind",value:function(e){if(this.allocated&&this.texture){var t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}},{key:"destroy",value:function(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}]),e}();function zn(e,t,i,r,s){var n=arguments.length>5&&void 0!==arguments[5]&&arguments[5];if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}var o=i;return i===e.RED&&(r===e.FLOAT&&(o=e.R32F),r===e.HALF_FLOAT&&(o=e.R16F),r===e.UNSIGNED_BYTE&&(o=e.R8)),i===e.RG&&(r===e.FLOAT&&(o=e.RG32F),r===e.HALF_FLOAT&&(o=e.RG16F),r===e.UNSIGNED_BYTE&&(o=e.RG8)),i===e.RGBA&&(r===e.FLOAT&&(o=e.RGBA32F),r===e.HALF_FLOAT&&(o=e.RGBA16F),r===e.UNSIGNED_BYTE&&(o=3001===s&&!1===n?e.SRGB8_ALPHA8:e.RGBA8),r===e.UNSIGNED_SHORT_4_4_4_4&&(o=e.RGBA4),r===e.UNSIGNED_SHORT_5_5_5_1&&(o=e.RGB5_A1)),o!==e.R16F&&o!==e.R32F&&o!==e.RG16F&&o!==e.RG32F&&o!==e.RGBA16F&&o!==e.RGBA32F||oi(e,"EXT_color_buffer_float"),o}function Wn(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function Kn(e){if(!Xn(e.width)||!Xn(e.height)){var t=document.createElement("canvas");t.width=Jn(e.width),t.height=Jn(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Xn(e){return 0==(e&e-1)}function Jn(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var Yn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({texture:new Gn({gl:r.scene.canvas.gl}),matrix:re.identityMat4(),hasMatrix:s.translate&&(0!==s.translate[0]||0!==s.translate[1])||!!s.rotate||s.scale&&(0!==s.scale[0]||0!==s.scale[1]),minFilter:r._checkMinFilter(s.minFilter),magFilter:r._checkMagFilter(s.magFilter),wrapS:r._checkWrapS(s.wrapS),wrapT:r._checkWrapT(s.wrapT),flipY:r._checkFlipY(s.flipY),encoding:r._checkEncoding(s.encoding)}),r._src=null,r._image=null,r._translate=re.vec2([0,0]),r._scale=re.vec2([1,1]),r._rotate=re.vec2([0,0]),r._matrixDirty=!1,r.translate=s.translate,r.scale=s.scale,r.rotate=s.rotate,s.src?r.src=s.src:s.image&&(r.image=s.image),ae.memory.textures++,r}return C(i,[{key:"type",get:function(){return"Texture"}},{key:"_checkMinFilter",value:function(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}},{key:"_checkMagFilter",value:function(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}},{key:"_checkWrapS",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkWrapT",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this._state.texture=new Gn({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}},{key:"_update",value:function(){var e,t,i=this._state;this._matrixDirty&&(0===this._translate[0]&&0===this._translate[1]||(e=re.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(t=re.scalingMat4v([this._scale[0],this._scale[1],1]),e=e?re.mulMat4(e,t):t),0!==this._rotate&&(t=re.rotationMat4v(.0174532925*this._rotate,[0,0,1]),e=e?re.mulMat4(e,t):t),e&&(i.matrix=e),this._matrixDirty=!1);this.glRedraw()}},{key:"image",get:function(){return this._image},set:function(e){this._image=Kn(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}},{key:"src",get:function(){return this._src},set:function(e){this.scene.loading++,this.scene.canvas.spinner.processes++;var t=this,i=new Image;i.onload=function(){i=Kn(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}},{key:"translate",get:function(){return this._translate},set:function(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}},{key:"rotate",get:function(){return this._rotate},set:function(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}},{key:"minFilter",get:function(){return this._state.minFilter}},{key:"magFilter",get:function(){return this._state.magFilter}},{key:"wrapS",get:function(){return this._state.wrapS}},{key:"wrapT",get:function(){return this._state.wrapT}},{key:"flipY",get:function(){return this._state.flipY}},{key:"encoding",get:function(){return this._state.encoding}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),ae.memory.textures--}}]),i}(),Zn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new ci({edgeColor:re.vec3([0,0,0]),centerColor:re.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),r.edgeColor=s.edgeColor,r.centerColor=s.centerColor,r.edgeBias=s.edgeBias,r.centerBias=s.centerBias,r.power=s.power,r}return C(i,[{key:"type",get:function(){return"Fresnel"}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}},{key:"centerColor",get:function(){return this._state.centerColor},set:function(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}},{key:"edgeBias",get:function(){return this._state.edgeBias},set:function(e){this._state.edgeBias=e||0,this.glRedraw()}},{key:"centerBias",get:function(){return this._state.centerBias},set:function(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}},{key:"power",get:function(){return this._state.power},set:function(e){this._state.power=null!=e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),qn=ae.memory,$n=re.AABB3(),eo=function(e){g(i,Ri);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._state=new ci({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),r._numTriangles=0,r._edgeThreshold=s.edgeThreshold||10,r._aabb=null,r._obb=re.OBB3();var n,o=r._state,a=r.scene.canvas.gl;switch(s.primitive=s.primitive||"triangles",s.primitive){case"points":o.primitive=a.POINTS,o.primitiveName=s.primitive;break;case"lines":o.primitive=a.LINES,o.primitiveName=s.primitive;break;case"line-loop":o.primitive=a.LINE_LOOP,o.primitiveName=s.primitive;break;case"line-strip":o.primitive=a.LINE_STRIP,o.primitiveName=s.primitive;break;case"triangles":o.primitive=a.TRIANGLES,o.primitiveName=s.primitive;break;case"triangle-strip":o.primitive=a.TRIANGLE_STRIP,o.primitiveName=s.primitive;break;case"triangle-fan":o.primitive=a.TRIANGLE_FAN,o.primitiveName=s.primitive;break;default:r.error("Unsupported value for 'primitive': '"+s.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),o.primitive=a.TRIANGLES,o.primitiveName=s.primitive}if(!s.positions)return r.error("Config expected: positions"),y(r);if(!s.indices)return r.error("Config expected: indices"),y(r);var l=s.positionsDecodeMatrix;if(l);else{var u=ji.getPositionsBounds(s.positions),c=ji.compressPositions(s.positions,u.min,u.max);n=c.quantized,o.positionsDecodeMatrix=c.decodeMatrix,o.positionsBuf=new Gt(a,a.ARRAY_BUFFER,n,n.length,3,a.STATIC_DRAW),qn.positions+=o.positionsBuf.numItems,re.positions3ToAABB3(s.positions,r._aabb),re.positions3ToAABB3(n,$n,o.positionsDecodeMatrix),re.AABB3ToOBB3($n,r._obb)}if(s.colors){var A=s.colors.constructor===Float32Array?s.colors:new Float32Array(s.colors);o.colorsBuf=new Gt(a,a.ARRAY_BUFFER,A,A.length,4,a.STATIC_DRAW),qn.colors+=o.colorsBuf.numItems}if(s.uv){var h=ji.getUVBounds(s.uv),d=ji.compressUVs(s.uv,h.min,h.max),p=d.quantized;o.uvDecodeMatrix=d.decodeMatrix,o.uvBuf=new Gt(a,a.ARRAY_BUFFER,p,p.length,2,a.STATIC_DRAW),qn.uvs+=o.uvBuf.numItems}if(s.normals){var f=ji.compressNormals(s.normals),v=o.compressGeometry;o.normalsBuf=new Gt(a,a.ARRAY_BUFFER,f,f.length,3,a.STATIC_DRAW,v),qn.normals+=o.normalsBuf.numItems}var g=s.indices.constructor===Uint32Array||s.indices.constructor===Uint16Array?s.indices:new Uint32Array(s.indices);o.indicesBuf=new Gt(a,a.ELEMENT_ARRAY_BUFFER,g,g.length,1,a.STATIC_DRAW),qn.indices+=o.indicesBuf.numItems;var m=Li(n,g,o.positionsDecodeMatrix,r._edgeThreshold);return r._edgeIndicesBuf=new Gt(a,a.ELEMENT_ARRAY_BUFFER,m,m.length,1,a.STATIC_DRAW),"triangles"===r._state.primitiveName&&(r._numTriangles=s.indices.length/3),r._buildHash(),qn.meshes++,r}return C(i,[{key:"type",get:function(){return"VBOGeometry"}},{key:"isVBOGeometry",get:function(){return!0}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"aabb",get:function(){return this._aabb}},{key:"obb",get:function(){return this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),qn.meshes--}}]),i}(),to={};function io(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,r){t.src||(console.error("load3DSGeometry: Parameter expected: src"),r());var s=e.canvas.spinner;s.processes++,he.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),s.processes--,r());var n=to.parse.from3DS(e).edit.objects[0].mesh,o=n.vertices,a=n.uvt,l=n.indices;s.processes--,i(he.apply(t,{primitive:"triangles",positions:o,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),s.processes--,r()}))}))}function ro(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,r){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),r());var s=e.canvas.spinner;s.processes++,he.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),s.processes--,r());for(var n=to.parse.fromOBJ(e),o=to.edit.unwrap(n.i_verts,n.c_verts,3),a=to.edit.unwrap(n.i_norms,n.c_norms,3),l=to.edit.unwrap(n.i_uvt,n.c_uvt,2),u=new Int32Array(n.i_verts.length),c=0;c<n.i_verts.length;c++)u[c]=c;s.processes--,i(he.apply(t,{primitive:"triangles",positions:o,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:u}))}),(function(e){console.error("loadOBJGeometry: "+e),s.processes--,r()}))}))}function so(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var r=e.zSize||1;r<0&&(console.error("negative zSize not allowed - will invert"),r*=-1);var s=e.center,n=s?s[0]:0,o=s?s[1]:0,a=s?s[2]:0,l=-t+n,u=-i+o,c=-r+a,A=t+n,h=i+o,d=r+a;return he.apply(e,{primitive:"lines",positions:[l,u,c,l,u,d,l,h,c,l,h,d,A,u,c,A,u,d,A,h,c,A,h,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function no(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return so({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function oo(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);var i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1);for(var r=(t=t||10)/(i=i||10),s=t/2,n=[],o=[],a=0,l=0,u=-s;l<=i;l++,u+=r)n.push(-s),n.push(0),n.push(u),n.push(s),n.push(0),n.push(u),n.push(u),n.push(0),n.push(-s),n.push(u),n.push(0),n.push(s),o.push(a++),o.push(a++),o.push(a++),o.push(a++);return he.apply(e,{primitive:"lines",positions:n,indices:o})}function ao(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);var r=e.xSegments||1;r<0&&(console.error("negative xSegments not allowed - will invert"),r*=-1),r<1&&(r=1);var s=e.xSegments||1;s<0&&(console.error("negative zSegments not allowed - will invert"),s*=-1),s<1&&(s=1);var n,o,a,l,u,c,A,h=e.center,d=h?h[0]:0,p=h?h[1]:0,f=h?h[2]:0,v=t/2,g=i/2,m=Math.floor(r)||1,_=Math.floor(s)||1,y=m+1,b=_+1,x=t/m,w=i/_,B=new Float32Array(y*b*3),P=new Float32Array(y*b*3),C=new Float32Array(y*b*2),M=0,E=0;for(n=0;n<b;n++){var F=n*w-g;for(o=0;o<y;o++)a=o*x-v,B[M]=a+d,B[M+1]=p,B[M+2]=-F+f,P[M+2]=-1,C[E]=o/m,C[E+1]=(_-n)/_,M+=3,E+=2}M=0;var 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i=to.bin.ril(e,2),r=6;r<i;){var s=to.bin.rsl(e,r),n=to.bin.ril(e,r+2);15677==s&&(t.edit=to.parse.from3DS._edit3ds(e,r,n)),45056==s&&(t.keyf=to.parse.from3DS._keyf3ds(e,r,n)),r+=n}return t},to.parse.from3DS._edit3ds=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);16384==n&&(null==r.objects&&(r.objects=[]),r.objects.push(to.parse.from3DS._edit_object(e,s,o))),s+=o}return r},to.parse.from3DS._keyf3ds=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);45058==n&&(null==r.desc&&(r.desc=[]),r.desc.push(to.parse.from3DS._keyf_objdes(e,s,o))),s+=o}return r},to.parse.from3DS._keyf_objdes=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);45072==n&&(r.hierarchy=to.parse.from3DS._keyf_objhierarch(e,s,o)),45073==n&&(r.dummy_name=to.bin.rASCII0(e,s+6)),s+=o}return r},to.parse.from3DS._keyf_objhierarch=function(e,t,i){var r={},s=t+6;return r.name=to.bin.rASCII0(e,s),s+=r.name.length+1,r.hierarchy=to.bin.rsl(e,s+4),r},to.parse.from3DS._edit_object=function(e,t,i){var r={},s=t+6;for(r.name=to.bin.rASCII0(e,s),s+=r.name.length+1;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);16640==n&&(r.mesh=to.parse.from3DS._obj_trimesh(e,s,o)),s+=o}return r},to.parse.from3DS._obj_trimesh=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=to.bin.rsl(e,s),o=to.bin.ril(e,s+2);16656==n&&(r.vertices=to.parse.from3DS._tri_vertexl(e,s,o)),16672==n&&(r.indices=to.parse.from3DS._tri_facel1(e,s,o)),16704==n&&(r.uvt=to.parse.from3DS._tri_mappingcoors(e,s,o)),16736==n&&(r.local=to.parse.from3DS._tri_local(e,s,o)),s+=o}return r},to.parse.from3DS._tri_vertexl=function(e,t,i){var r=[],s=t+6,n=to.bin.rsl(e,s);s+=2;for(var o=0;o<n;o++)r.push(to.bin.rf(e,s)),r.push(to.bin.rf(e,s+4)),r.push(to.bin.rf(e,s+8)),s+=12;return r},to.parse.from3DS._tri_facel1=function(e,t,i){var r=[],s=t+6,n=to.bin.rsl(e,s);s+=2;for(var o=0;o<n;o++)r.push(to.bin.rsl(e,s)),r.push(to.bin.rsl(e,s+2)),r.push(to.bin.rsl(e,s+4)),s+=8;return r},to.parse.from3DS._tri_mappingcoors=function(e,t,i){var r=[],s=t+6,n=to.bin.rsl(e,s);s+=2;for(var o=0;o<n;o++)r.push(to.bin.rf(e,s)),r.push(1-to.bin.rf(e,s+4)),s+=8;return r},to.parse.from3DS._tri_local=function(e,t,i){var r={},s=t+6;return r.X=[to.bin.rf(e,s),to.bin.rf(e,s+4),to.bin.rf(e,s+8)],s+=12,r.Y=[to.bin.rf(e,s),to.bin.rf(e,s+4),to.bin.rf(e,s+8)],s+=12,r.Z=[to.bin.rf(e,s),to.bin.rf(e,s+4),to.bin.rf(e,s+8)],s+=12,r.C=[to.bin.rf(e,s),to.bin.rf(e,s+4),to.bin.rf(e,s+8)],s+=12,r},to.parse.fromBIV=function(e){e=new Uint8Array(e);var t={},i={};return i.id=to.bin.ril(e,0),i.verS=to.bin.ril(e,4),i.texS=to.bin.ril(e,8),i.indS=to.bin.ril(e,12),i.verO=to.bin.ril(e,16),i.verL=to.bin.ril(e,20),i.texO=to.bin.ril(e,24),i.texL=to.bin.ril(e,28),i.indO=to.bin.ril(e,32),i.indL=to.bin.ril(e,36),0!=i.verO&&(t.vertices=to.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=to.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=to.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},to.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var r=32;t<=65535&&(r=16);var s=40;e.vertices&&(s+=4*e.vertices.length),e.uvt&&(s+=4*e.uvt.length),e.indices&&(s+=e.indices.length*r/8);var n=new Uint8Array(s);to.bin.wil(n,0,1769365870),to.bin.wil(n,4,32),to.bin.wil(n,8,32),to.bin.wil(n,12,r);var o=40;return e.vertices&&(to.bin.wil(n,16,o),to.bin.wil(n,20,4*e.vertices.length),to.parse.fromBIV._writeFloats(n,o,e.vertices),o+=4*e.vertices.length),e.uvt&&(to.bin.wil(n,24,o),to.bin.wil(n,28,4*e.uvt.length),to.parse.fromBIV._writeFloats(n,o,e.uvt),o+=4*e.uvt.length),e.indices&&(to.bin.wil(n,32,o),to.bin.wil(n,36,4*e.indices.length),to.parse.fromBIV._writeInts(n,o,e.indices,r)),n.buffer},to.parse.fromBIV._readFloats=function(e,t,i){for(var r=[],s=0;s<i/4;s++)r.push(to.bin.rf(e,t+4*s));return r},to.parse.fromBIV._writeFloats=function(e,t,i){for(var r=0;r<i.length;r++)to.bin.wf(e,t+4*r,i[r])},to.parse.fromBIV._readInts=function(e,t,i,r){for(var s=[],n=0;n<i/4;n++)16==r&&s.push(to.bin.rsl(e,t+2*n)),32==r&&s.push(to.bin.ril(e,t+4*n));return s},to.parse.fromBIV._writeInts=function(e,t,i,r){for(var s=0;s<i.length;s++)16==r&&to.bin.wsl(e,t+2*s,i[s]),32==r&&to.bin.wil(e,t+4*s,i[s])},to.gen={},to.gen.Plane=function(e,t,i,r){i||(i=1),r||(r=1);for(var s={verts:[],inds:[],uvt:[]},n=e+1,o=t+1,a=0;a<o;a++)for(var l=0;l<n;l++){var u=l*(2/e)-1,c=a*(2/t)-1;s.verts.push(u,c,0),s.uvt.push(i*l/e,r*a/t),a<t&&l<e&&s.inds.push(a*n+l,a*n+l+1,(a+1)*n+l,a*n+l+1,(a+1)*n+l,(a+1)*n+l+1)}return s},to.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},to.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},r=e+1,s=t+1,n=0;n<s;n++)for(var o=0;o<r;o++){var a=-Math.PI/2+n*Math.PI/t,l=2*o*Math.PI/e,u=Math.cos(a)*Math.cos(l),c=Math.sin(a),A=Math.cos(a)*Math.sin(l);i.verts.push(u,c,A),i.uvt.push(o/e,n/t),n<t&&o<e&&i.inds.push(r*n+o,r*n+o+1,r*(n+1)+o,r*n+o+1,r*(n+1)+o,r*(n+1)+o+1)}return i},to.mat={},to.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},to.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},to.mat.rotateDeg=function(e,t,i){var r=Math.PI/180;return to.mat.rotate(e*r,t*r,i*r)},to.mat.rotate=function(e,t,i){var r=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],s=e,n=t,o=i,a=Math.cos(s),l=Math.cos(n),u=Math.cos(o),c=Math.sin(s),A=Math.sin(n),h=Math.sin(o);return r[0]=l*u,r[1]=-l*h,r[2]=A,r[4]=a*h+c*A*u,r[5]=a*u-c*A*h,r[6]=-c*l,r[8]=c*h-a*A*u,r[9]=c*u+a*A*h,r[10]=a*l,r},to.edit={},to.edit.interpolate=function(e,t,i,r){for(var s=0;s<e.length;s++)i[s]=e[s]+r*(t[s]-e[s])},to.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var r=e[i],s=e[i+1],n=e[i+2];e[i+0]=t[0]*r+t[4]*s+t[8]*n+t[12],e[i+1]=t[1]*r+t[5]*s+t[9]*n+t[13],e[i+2]=t[2]*r+t[6]*s+t[10]*n+t[14]}},to.edit.unwrap=function(e,t,i){for(var r=new Array(Math.floor(e.length/3)*i),s=0;s<e.length;s++)for(var n=0;n<i;n++)r[s*i+n]=t[e[s]*i+n];return r},to.edit.remap=function(e,t,i,r){for(var s=new Array(i.length),n=0;n<e.length;n++)for(var o=0;o<r;o++)s[t[n]*r+o]=i[e[n]*r+o];return s},to.utils={},to.utils.getAABB=function(e){var t,i,r,s,n,o;s=n=o=-(t=i=r=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],u=e[a+1],c=e[a+2];l<t&&(t=l),l>s&&(s=l),u<i&&(i=u),u>n&&(n=u),c<r&&(r=c),u>o&&(o=c)}return{min:{x:t,y:i,z:r},max:{x:s,y:n,z:o}}};var ho=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._type=s.type||(s.src?s.src.split(".").pop():null)||"jpg",r._pos=re.vec3(s.pos||[0,0,0]),r._up=re.vec3(s.up||[0,1,0]),r._normal=re.vec3(s.normal||[0,0,1]),r._height=s.height||1,r._origin=re.vec3(),r._rtcPos=re.vec3(),r._imageSize=re.vec2(),r._texture=new Yn(b(r),{flipY:!0}),r._image=new Image,"jpg"!==r._type&&"png"!==r._type&&(r.error('Unsupported type - defaulting to "jpg"'),r._type="jpg"),r._node=new Tn(b(r),{matrix:re.inverseMat4(re.lookAtMat4v(r._pos,re.subVec3(r._pos,r._normal,re.mat4()),r._up,re.mat4())),children:[r._bitmapMesh=new gn(b(r),{scale:[1,1,1],rotation:[-90,0,0],collidable:s.collidable,pickable:s.pickable,opacity:s.opacity,clippable:s.clippable,geometry:new Wi(b(r),ao({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new 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e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")},set:function(e){var t=this;this._image.onload=function(){t._texture.image=image,t._imageSize[0]=image.width,t._imageSize[1]=image.height,t._updateBitmapMeshScale()},this._image.src=e}},{key:"type",get:function(){return this._type},set:function(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}},{key:"pos",get:function(){return this._pos}},{key:"normal",get:function(){return this._normal}},{key:"up",get:function(){return this._up}},{key:"height",get:function(){return this._height},set:function(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}},{key:"collidable",get:function(){return 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A=i[e[u]],h=i[e[u+1]],d=i[e[u+2]],p=A,f=h,v=d;if(A>h&&A>d?h>d?(p=A,f=h,v=d):(p=A,f=d,v=h):h>A&&h>d?A>d?(p=h,f=A,v=d):(p=h,f=d,v=A):d>A&&d>h&&(A>h?(p=d,f=A,v=h):(p=d,f=h,v=A)),r[u+0]=[p,f],r[u+1]=[f,v],p>v){var g=v;v=p,p=g}r[u+2]=[v,p]}function m(e,t){for(var i,r,s=0;s<2;s++)if(i=e[s],(r=t[s])!==i)return r-i;return 0}(r=r.slice(0,e.length)).sort(m);for(var _=0,y=0;y<r.length;y++)if(0===y||0!==m(r[y],r[y-1])){if(0!==y&&2!==_)return!1;_=1}else _++;return!(r.length>0&&2!==_)},fo=re.vec3(),vo=re.vec3(),go=re.vec3(),mo=function(){function e(){B(this,e),this.vertices=[],this.indices=[],this.reset()}return C(e,[{key:"reset",value:function(){this.lenVertices=0,this.lenIndices=0,this.primitive=null}},{key:"setPrimitive",value:function(e){this.primitive=e}},{key:"addVertex",value:function(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}},{key:"addIndex",value:function(e){this.indices[this.lenIndices++]=e}},{key:"volume",get:function(){var e=this.vertices,t=this.indices;if("solid"!==this.primitive&&"surface"!==this.primitive&&"triangles"!==this.primitive)return-1;if("solid"!==this.primitive&&!po(t,e))return-1;for(var i=0,r=0;r<this.lenIndices;r+=3){var s=3*t[r],n=3*t[r+1],o=3*t[r+2];fo[0]=e[s],fo[1]=e[s+1],fo[2]=e[s+2],vo[0]=e[n],vo[1]=e[n+1],vo[2]=e[n+2],go[0]=e[o],go[1]=e[o+1],go[2]=e[o+2],re.cross3Vec3(fo,vo,fo),i+=re.dotVec3(fo,go)}return i/6}}]),e}(),_o=new mo,yo=re.vec3(),bo=re.vec3(),xo=re.vec3(),wo=re.vec3(),Bo=re.vec3(),Po=re.vec3(),Co=function(){function e(){B(this,e),this.vertices=[],this.indices=[],this.reset()}return C(e,[{key:"reset",value:function(){this.lenVertices=0,this.lenIndices=0}},{key:"addVertex",value:function(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}},{key:"addIndex",value:function(e){this.indices[this.lenIndices++]=e}},{key:"surfaceArea",get:function(){for(var e=this.vertices,t=this.indices,i=0,r=0;r<this.lenIndices;r+=3){var s=3*t[r],n=3*t[r+1],o=3*t[r+2];yo[0]=e[s],yo[1]=e[s+1],yo[2]=e[s+2],bo[0]=e[n],bo[1]=e[n+1],bo[2]=e[n+2],xo[0]=e[o],xo[1]=e[o+1],xo[2]=e[o+2],re.subVec3(yo,bo,wo),re.subVec3(xo,bo,Bo),i+=.5*re.lenVec3(re.cross3Vec3(wo,Bo,Po))}return i}}]),e}(),Mo=new Co,Eo=re.OBB3(),Fo=re.OBB3(),ko=re.OBB3(),Io=function(){function e(t,i,r,s,n,o){var a=arguments.length>6&&void 0!==arguments[6]?arguments[6]:null,l=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0;B(this,e),this.model=t,this.object=null,this.parent=null,this.transform=n,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=i,this.obb=null,this._aabbLocal=null,this._aabbWorld=re.AABB3(),this._aabbWorldDirty=!1,this.layer=a,this.portionId=l,this._color=new Uint8Array([r[0],r[1],r[2],s]),this._colorize=new Uint8Array([r[0],r[1],r[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,n&&n._addMesh(this),this._volume=null,this._surfaceArea=null}return C(e,[{key:"_sceneModelDirty",value:function(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}},{key:"_updateMatrix",value:function(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}},{key:"_finalize",value:function(e){this.layer.initFlags(this.portionId,e,this._transparent)}},{key:"_finalize2",value:function(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}},{key:"_setVisible",value:function(e){this.layer.setVisible(this.portionId,e,this._transparent)}},{key:"_setColor",value:function(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}},{key:"_setColorize",value:function(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}},{key:"_setOpacity",value:function(e,t){var i=e<255,r=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),r&&this.layer.setTransparent(this.portionId,t,i)}},{key:"_setOffset",value:function(e){this.layer.setOffset(this.portionId,e)}},{key:"_setHighlighted",value:function(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}},{key:"_setXRayed",value:function(e){this.layer.setXRayed(this.portionId,e,this._transparent)}},{key:"_setSelected",value:function(e){this.layer.setSelected(this.portionId,e,this._transparent)}},{key:"_setEdges",value:function(e){this.layer.setEdges(this.portionId,e,this._transparent)}},{key:"_setClippable",value:function(e){this.layer.setClippable(this.portionId,e,this._transparent)}},{key:"_setCollidable",value:function(e){this.layer.setCollidable(this.portionId,e)}},{key:"_setPickable",value:function(e){this.layer.setPickable(this.portionId,e,this._transparent)}},{key:"_setCulled",value:function(e){this.layer.setCulled(this.portionId,e,this._transparent)}},{key:"canPickTriangle",value:function(){return!1}},{key:"drawPickTriangles",value:function(e,t){}},{key:"pickTriangleSurface",value:function(e){}},{key:"precisionRayPickSurface",value:function(e,t,i,r){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,r)}},{key:"canPickWorldPos",value:function(){return!0}},{key:"drawPickDepths",value:function(e){this.model.drawPickDepths(e)}},{key:"drawPickNormals",value:function(e){this.model.drawPickNormals(e)}},{key:"delegatePickedEntity",value:function(){return this.parent}},{key:"getEachVertex",value:function(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}},{key:"getEachIndex",value:function(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}},{key:"volume",get:function(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":_o.reset(),_o.setPrimitive(this.layer.primitive),this.getEachVertex((function(e){_o.addVertex(e)})),this.getEachIndex((function(e){_o.addIndex(e)})),this._volume=_o.volume;break;default:this._volume=0}return this._volume}},{key:"surfaceArea",get:function(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Mo.reset(),this.getEachVertex((function(e){Mo.addVertex(e)})),this.getEachIndex((function(e){Mo.addIndex(e)})),this._surfaceArea=Mo.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}},{key:"aabb",get:function(){if(this._aabbWorldDirty){if(re.AABB3ToOBB3(this._aabbLocal,Eo),this.transform?(re.transformOBB3(this.transform.worldMatrix,Eo,Fo),re.transformOBB3(this.model.worldMatrix,Fo,ko),re.OBB3ToAABB3(ko,this._aabbWorld)):(re.transformOBB3(this.model.worldMatrix,Eo,Fo),re.OBB3ToAABB3(Fo,this._aabbWorld)),this.origin){var e=this.origin;this._aabbWorld[0]+=e[0],this._aabbWorld[1]+=e[1],this._aabbWorld[2]+=e[2],this._aabbWorld[3]+=e[0],this._aabbWorld[4]+=e[1],this._aabbWorld[5]+=e[2]}this._aabbWorldDirty=!1}return this._aabbWorld},set:function(e){this._aabbLocal=e}},{key:"_destroy",value:function(){this.model.scene._renderer.putPickID(this.pickId)}}]),e}(),Do=new(function(){function e(){B(this,e),this._uint8Arrays={},this._float32Arrays={}}return C(e,[{key:"_clear",value:function(){this._uint8Arrays={},this._float32Arrays={}}},{key:"getUInt8Array",value:function(e){var t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}},{key:"getFloat32Array",value:function(e){var t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}}]),e}()),So=0;function To(){return So++,Do}var Ro={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},Lo=new Float32Array([1,1,1,1]),Uo=new Float32Array([0,0,0,1]),Oo=re.vec4(),No=re.vec3(),Qo=re.vec3(),Vo=re.mat4(),Ho=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},s=r.instancing,n=void 0!==s&&s,o=r.edges,a=void 0!==o&&o,l=r.useAlphaCutoff,u=void 0!==l&&l;B(this,e),this._scene=t,this._withSAO=i,this._instancing=n,this._edges=a,this._useAlphaCutoff=u,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}return C(e,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){return[""]}},{key:"_buildFragmentShader",value:function(){return[""]}},{key:"_addMatricesUniformBlockLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}},{key:"_addRemapClipPosLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(".concat(t,"));")),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}},{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"setSectionPlanesStateUniforms",value:function(e){var t=this._scene,i=t.canvas.gl,r=e.model,s=e.layerIndex,n=t._sectionPlanesState.getNumAllocatedSectionPlanes(),o=t._sectionPlanesState.sectionPlanes.length;if(n>0){var a=t._sectionPlanesState.sectionPlanes,l=s*o,u=r.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(var c=0;c<n;c++){var A=this._uSectionPlanes[c];if(A)if(c<o){var h=u.sectionPlanesActivePerLayer[l+c];if(i.uniform1i(A.active,h?1:0),h){var d=a[c],p=e._state.origin;if(p){var f=ze(d.dist,d.dir,p,No);i.uniform3fv(A.pos,f)}else i.uniform3fv(A.pos,d.pos);i.uniform3fv(A.dir,d.dir)}}else i.uniform1i(A.active,0)}}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uRenderPass=r.getLocation("renderPass"),this._uColor=r.getLocation("color"),this._uColor||(this._uColor=r.getLocation("silhouetteColor")),this._uUVDecodeMatrix=r.getLocation("uvDecodeMatrix"),this._uPickInvisible=r.getLocation("pickInvisible"),this._uGammaFactor=r.getLocation("gammaFactor"),t.uniformBlockBinding(r.handle,t.getUniformBlockIndex(r.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=r.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=r.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=r.getLocation("zFar")),this._uLightAmbient=r.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var s=i.lights,n=0,o=s.length;n<o;n++)switch(s[n].type){case"dir":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=r.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=r.getLocation("lightDir"+n),this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+a),pos:r.getLocation("sectionPlanePos"+a),dir:r.getLocation("sectionPlaneDir"+a)});this._aPosition=r.getAttribute("position"),this._aOffset=r.getAttribute("offset"),this._aNormal=r.getAttribute("normal"),this._aUV=r.getAttribute("uv"),this._aColor=r.getAttribute("color"),this._aMetallicRoughness=r.getAttribute("metallicRoughness"),this._aFlags=r.getAttribute("flags"),this._aPickColor=r.getAttribute("pickColor"),this._uPickZNear=r.getLocation("pickZNear"),this._uPickZFar=r.getLocation("pickZFar"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uDrawingBufferSize=r.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=r.getAttribute("modelMatrix"),this._aModelMatrixCol0=r.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=r.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=r.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=r.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=r.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=r.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=r.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=r.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=r.getLocation("intensityRange")),this._uPointSize=r.getLocation("pointSize"),this._uNearPlaneHeight=r.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=r.getLocation("sliceColor"),this._uSliceThickness=r.getLocation("sliceThickness"))}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t._lightsState,n=s.lights;r.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,s.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(var o=0,a=n.length;o<a;o++){var l=n[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}}},{key:"_makeVAO",value:function(e){var t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}},{key:"drawLayer",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},s=r.colorUniform,n=void 0!==s&&s,o=r.incrementDrawState,a=void 0!==o&&o,l=St.MAX_TEXTURE_IMAGE_UNITS,u=this._scene,c=u.canvas.gl,A=t._state,h=t.model,d=A.textureSet,p=A.origin,f=A.positionsDecodeMatrix,v=u._lightsState,g=u.pointsMaterial,m=h.scene.camera,_=m.viewNormalMatrix,y=m.project,b=e.pickViewMatrix||m.viewMatrix,x=h.position,w=h.rotationMatrix,B=h.rotationMatrixConjugate,P=h.worldNormalMatrix;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?c.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(A));var C=0,M=16;this._matricesUniformBlockBufferData.set(B,0);var E=0!==p[0]||0!==p[1]||0!==p[2],F=0!==x[0]||0!==x[1]||0!==x[2];if(E||F){var k=No;if(E){var I=re.transformPoint3(w,p,Qo);k[0]=I[0],k[1]=I[1],k[2]=I[2]}else k[0]=0,k[1]=0,k[2]=0;k[0]+=x[0],k[1]+=x[1],k[2]+=x[2],this._matricesUniformBlockBufferData.set(Ve(b,k,Vo),C+=M)}else this._matricesUniformBlockBufferData.set(b,C+=M);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||y.matrix,C+=M),this._matricesUniformBlockBufferData.set(f,C+=M),this._matricesUniformBlockBufferData.set(P,C+=M),this._matricesUniformBlockBufferData.set(_,C+=M),c.bindBuffer(c.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),c.bufferData(c.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,c.DYNAMIC_DRAW),c.bindBufferBase(c.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),c.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),u.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){var D=2/(Math.log(e.pickZFar+1)/Math.LN2);c.uniform1f(this._uLogDepthBufFC,D)}this._uZFar&&c.uniform1f(this._uZFar,u.camera.project.far)}if(this._uPickInvisible&&c.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&c.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&c.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&c.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&c.uniform2f(this._uDrawingBufferSize,c.drawingBufferWidth,c.drawingBufferHeight),this._uUVDecodeMatrix&&c.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._uIntensityRange&&g.filterIntensity&&c.uniform2f(this._uIntensityRange,g.minIntensity,g.maxIntensity),this._uPointSize&&c.uniform1f(this._uPointSize,g.pointSize),this._uNearPlaneHeight){var S="ortho"===u.camera.projection?1:c.drawingBufferHeight/(2*Math.tan(.5*u.camera.perspective.fov*Math.PI/180));c.uniform1f(this._uNearPlaneHeight,S)}if(d){var T=d.colorTexture,R=d.metallicRoughnessTexture,L=d.emissiveTexture,U=d.normalsTexture,O=d.occlusionTexture;this._uColorMap&&T&&(this._program.bindTexture(this._uColorMap,T.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uMetallicRoughMap&&R&&(this._program.bindTexture(this._uMetallicRoughMap,R.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uEmissiveMap&&L&&(this._program.bindTexture(this._uEmissiveMap,L.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uNormalMap&&U&&(this._program.bindTexture(this._uNormalMap,U.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uAOMap&&O&&(this._program.bindTexture(this._uAOMap,O.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l)}if(v.reflectionMaps.length>0&&v.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,v.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),v.lightMaps.length>0&&v.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,v.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),this._withSAO){var N=u.sao,Q=N.possible;if(Q){var V=c.drawingBufferWidth,H=c.drawingBufferHeight;Oo[0]=V,Oo[1]=H,Oo[2]=N.blendCutoff,Oo[3]=N.blendFactor,c.uniform4fv(this._uSAOParams,Oo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++}}if(this._useAlphaCutoff&&c.uniform1f(this._alphaCutoffLocation,d.alphaCutoff),n){var j=this._edges?"edgeColor":"fillColor",G=this._edges?"edgeAlpha":"fillAlpha";if(i===Ro["".concat(this._edges?"EDGES":"SILHOUETTE","_XRAYED")]){var z=u.xrayMaterial._state,W=z[j],K=z[G];c.uniform4f(this._uColor,W[0],W[1],W[2],K)}else if(i===Ro["".concat(this._edges?"EDGES":"SILHOUETTE","_HIGHLIGHTED")]){var X=u.highlightMaterial._state,J=X[j],Y=X[G];c.uniform4f(this._uColor,J[0],J[1],J[2],Y)}else if(i===Ro["".concat(this._edges?"EDGES":"SILHOUETTE","_SELECTED")]){var Z=u.selectedMaterial._state,q=Z[j],$=Z[G];c.uniform4f(this._uColor,q[0],q[1],q[2],$)}else c.uniform4fv(this._uColor,this._edges?Uo:Lo)}this._draw({state:A,frameCtx:e,incrementDrawState:a}),c.bindVertexArray(null)}}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null,ae.memory.programs--}}]),e}(),jo=function(e){g(i,Ho);var t=_(i);function i(e,r){var s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=s.edges,o=void 0!==n&&n,a=s.useAlphaCutoff,l=void 0!==a&&a;return B(this,i),t.call(this,e,r,{instancing:!1,edges:o,useAlphaCutoff:l})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{var n=r.pickElementsCount||i.indicesBuf.numItems,o=r.pickElementsOffset?r.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,n,i.indicesBuf.itemType,o),s&&r.drawElements++}}}]),i}(),Go=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,r=t._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Triangles batching draw vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in float flags;"),t.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("uniform vec4 lightAmbient;");for(var o=0,a=r.lights.length;o<a;o++)"ambient"!==(e=r.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),s&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),t.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=r.lights.length;l<u;l++)if("ambient"!==(e=r.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):r.push("   outColor            = newColor;"),r.push("}"),r}}]),i}(),zo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._lightsState,i=e._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching flat-shading draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),r){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var n=0,o=i.getNumAllocatedSectionPlanes();n<o;n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(s),s.push("uniform vec4 lightAmbient;");for(var a=0,l=t.lights.length;a<l;a++){var u=t.lights[a];"ambient"!==u.type&&(s.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&s.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&s.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(s.push("uniform vec3 lightPos"+a+";"),s.push("uniform vec3 lightDir"+a+";")))}if(s.push("in vec4 vViewPosition;"),s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),r){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)s.push("if (sectionPlaneActive"+c+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}s.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),s.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),s.push("float lambertian = 1.0;"),s.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),s.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),s.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var h=0,d=t.lights.length;h<d;h++){var p=t.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?s.push("viewLightDir = normalize(lightDir"+h+");"):s.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);");else if("point"===p.type)"view"===p.space?s.push("viewLightDir = -normalize(lightPos"+h+" - viewPosition.xyz);"):s.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+h+", 0.0)).xyz);");else{if("spot"!==p.type)continue;"view"===p.space?s.push("viewLightDir = normalize(lightDir"+h+");"):s.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);")}s.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),s.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}return s.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):s.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),Wo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching silhouette fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s){for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),s){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(var o=0,a=r.getNumAllocatedSectionPlanes();o<a;o++)n.push("if (sectionPlaneActive"+o+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = newColor;"),n.push("}"),n}}]),i}(),Ko=function(e){g(i,jo);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!1,edges:!0})}return C(i)}(),Xo=function(e){g(i,Ko);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesEmphasisRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Jo=function(e){g(i,Ko);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry edges drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Yo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vPickColor; "),r.push("}"),r}}]),i}(),Zo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),qo=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vWorldNormal;"),r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outNormal = ivec4(vWorldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),$o=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),ea=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching depth fragment shader"),r.push("precision highp float;"),r.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec2 vHighPrecisionZW;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),r.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),r.push("}"),r}}]),i}(),ta=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),ia=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}]),i}(),ra=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,r=t.getNumAllocatedSectionPlanes()>0,s=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Triangles batching quality draw vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),s&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),n.push("vFragDepth = 1.0 + clipPos.w;")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),s&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,r=e._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Triangles batching quality draw fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),o.push("uniform sampler2D uAOMap;"),o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),r.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),r.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),r.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)o.push("uniform bool sectionPlaneActive"+c+";"),o.push("uniform vec3 sectionPlanePos"+c+";"),o.push("uniform vec3 sectionPlaneDir"+c+";")}if(o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),o.push("              return surf_norm;"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3  diffuseColor;"),o.push("   float specularRoughness;"),o.push("   vec3  specularColor;"),o.push("   float shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),r.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),r.lightMaps.length>0&&(o.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),r.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),r.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=r.lights.length;p<f;p++){var v=r.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("float aoFactor = texture(uAOMap, vUV).r;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),sa=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick flat normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("in vec4 vWorldPosition;"),i){r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),r.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),r.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),r.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),na=function(e){g(i,jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,r=e._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=this._useAlphaCutoff,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching color texture fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(o.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&o.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&o.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&(o.push("uniform vec3 lightPos"+u+";"),o.push("uniform vec3 lightDir"+u+";")))}if(n&&o.push("uniform float materialAlphaCutoff;"),o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=r.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var p=0,f=i.lights.length;p<f;p++){var v=i.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("viewLightDir = -normalize(lightPos"+p+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+p+".rgb * lightColor"+p+".a);")}}return o.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),o.push("vec4 sampleColor = texture(uColorMap, vUV);"),n&&(o.push("if (sampleColor.a < materialAlphaCutoff) {"),o.push("   discard;"),o.push("}")),t&&o.push("sampleColor = sRGBToLinear(sampleColor);"),o.push("vec4 colorTexel = color * sampleColor;"),o.push("float opacity = color.a;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):o.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&o.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),oa=re.vec3(),aa=re.vec3(),la=re.vec3(),ua=re.vec3(),ca=re.mat4(),Aa=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=oa;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=aa;if(l){var m=la;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,ca),(f=ua)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ha=re.vec3(),da=re.vec3(),pa=re.vec3(),fa=re.vec3(),va=re.mat4(),ga=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=ha;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=da;if(l){var m=pa;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,va),(f=fa)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElements(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ma=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Wo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Yo(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Zo(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Aa(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new ga(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Go(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Go(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new zo(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new zo(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new na(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new na(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"colorTextureRendererAlphaCutoff",get:function(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new na(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}},{key:"colorTextureRendererWithSAOAlphaCutoff",get:function(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new na(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new ra(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new ra(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Wo(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new ea(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new ta(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Xo(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Jo(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Yo(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new qo(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new sa(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Zo(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new $o(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new ia(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new ga(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Aa(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),_a={};var ya=65536,ba=5e6,xa=function(){function e(){B(this,e)}return C(e,[{key:"doublePrecisionEnabled",get:function(){return re.getDoublePrecisionEnabled()},set:function(e){re.setDoublePrecisionEnabled(e)}},{key:"maxDataTextureHeight",get:function(){return ya},set:function(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),ya=e}},{key:"maxGeometryBatchSize",get:function(){return ba},set:function(e){e<1e5?e=1e5:e>5e6&&(e=5e6),ba=e}}]),e}(),wa=new xa,Ba=C((function e(){B(this,e),this.maxVerts=wa.maxGeometryBatchSize,this.maxIndices=3*wa.maxGeometryBatchSize,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]})),Pa=re.mat4(),Ca=re.mat4();function Ma(e,t,i){for(var r=e.length,s=new Uint16Array(r),n=t[0],o=t[1],a=t[2],l=t[3]-n,u=t[4]-o,c=t[5]-a,A=65525,h=A/l,d=A/u,p=A/c,f=function(e){return e>=0?e:0},v=0;v<r;v+=3)s[v+0]=Math.floor(f(e[v+0]-n)*h),s[v+1]=Math.floor(f(e[v+1]-o)*d),s[v+2]=Math.floor(f(e[v+2]-a)*p);return re.identityMat4(Pa),re.translationMat4v(t,Pa),re.identityMat4(Ca),re.scalingMat4v([l/A,u/A,c/A],Ca),re.mulMat4(Pa,Ca,i),s}function Ea(e,t){var i=e[0],r=e[1],s=e[2],n=e[3]-i,o=e[4]-r,a=e[5]-s,l=65525;return re.identityMat4(Pa),re.translationMat4v(e,Pa),re.identityMat4(Ca),re.scalingMat4v([n/l,o/l,a/l],Ca),re.mulMat4(Pa,Ca,t),t}function Fa(e,t,i){var r=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),s=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){var n,o;n=(1-Math.abs(s))*(r>=0?1:-1),o=(1-Math.abs(r))*(s>=0?1:-1),r=n,s=o}return new Int8Array([Math[t](127.5*r+(r<0?-1:0)),Math[i](127.5*s+(s<0?-1:0))])}function ka(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var r=1-Math.abs(t)-Math.abs(i);r<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var s=Math.sqrt(t*t+i*i+r*r);return[t/s,i/s,r/s]}var Ia=re.mat4(),Da=re.mat4(),Sa=re.vec4([0,0,0,1]),Ta=re.vec3(),Ra=re.vec3(),La=re.vec3(),Ua=re.vec3(),Oa=re.vec3(),Na=re.vec3(),Qa=re.vec3(),Va=function(){function e(t){B(this,e),this.model=t.model,this.sortId="TrianglesBatchingLayer"+(t.solid?"-solid":"-surface")+(t.autoNormals?"-autonormals":"-normals")+(t.textureSet&&t.textureSet.colorTexture?"-colorTexture":"")+(t.textureSet&&t.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=_a[t];return i||(i=new ma(e),_a[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(function(){i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(function(){delete _a[t],i._destroy()}))),i}(t.model.scene),this._buffer=new Ba(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new ci({origin:re.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:t.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=re.mat4(t.positionsDecodeMatrix)),t.uvDecodeMatrix?(this._state.uvDecodeMatrix=re.mat3(t.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,t.origin&&this._state.origin.set(t.origin),this.solid=!!t.solid,this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.normals,o=t.normalsCompressed,a=t.uv,l=t.uvCompressed,u=t.colors,c=t.colorsCompressed,A=t.indices,h=t.edgeIndices,d=t.color,p=t.metallic,f=t.roughness,v=t.opacity,g=t.meshMatrix,m=t.pickColor,_=this.model.scene,y=this._buffer,b=y.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";i=s.length/3;for(var x=0,w=s.length;x<w;x++)y.positions.push(s[x])}else{if(!r)throw"positions expected";i=r.length/3;for(var B=0,P=r.length;B<P;B++)y.positions.push(r[B])}if(o&&o.length>0)for(var C=0,M=o.length;C<M;C++)y.normals.push(o[C]);else if(n&&n.length>0){var E=Ia;g?re.inverseMat4(re.transposeMat4(g,Da),E):re.identityMat4(E,E),function(e,t,i,r,s){function n(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}var o,a,l,u,c,A=new Float32Array([0,0,0,0]),h=new Float32Array([0,0,0,0]);for(c=0;c<i;c+=3)A[0]=t[c],A[1]=t[c+1],A[2]=t[c+2],re.transformVec3(e,A,h),re.normalizeVec3(h,h),a=o=Fa(h,"floor","floor"),l=u=n(h,ka(o)),(l=n(h,ka(o=Fa(h,"ceil","floor"))))>u&&(a=o,u=l),(l=n(h,ka(o=Fa(h,"floor","ceil"))))>u&&(a=o,u=l),(l=n(h,ka(o=Fa(h,"ceil","ceil"))))>u&&(a=o,u=l),r[s+c+0]=a[0],r[s+c+1]=a[1],r[s+c+2]=0}(E,n,n.length,y.normals,y.normals.length)}if(u)for(var F=0,k=u.length;F<k;F+=3)y.colors.push(255*u[F]),y.colors.push(255*u[F+1]),y.colors.push(255*u[F+2]),y.colors.push(255);else if(c)for(var I=0,D=u.length;I<D;I+=3)y.colors.push(u[I]),y.colors.push(u[I+1]),y.colors.push(u[I+2]),y.colors.push(255);else if(d)for(var S=d[0],T=d[1],R=d[2],L=v,U=0;U<i;U++)y.colors.push(S),y.colors.push(T),y.colors.push(R),y.colors.push(L);for(var O=null!=p?p:0,N=null!=f?f:255,Q=0;Q<i;Q++)y.metallicRoughness.push(O),y.metallicRoughness.push(N);if(a&&a.length>0)for(var V=0,H=a.length;V<H;V++)y.uv.push(a[V]);else if(l&&l.length>0)for(var j=0,G=l.length;j<G;j++)y.uv.push(l[j]);for(var z=0,W=A.length;z<W;z++)y.indices.push(b+A[z]);if(h)for(var K=0,X=h.length;K<X;K++)y.edgeIndices.push(b+h[K]);for(var J=y.pickColors.length,Y=J,Z=J+4*i;Y<Z;Y+=4)y.pickColors.push(m[0]),y.pickColors.push(m[1]),y.pickColors.push(m[2]),y.pickColors.push(m[3]);if(_.entityOffsetsEnabled)for(var q=0;q<i;q++)y.offsets.push(0),y.offsets.push(0),y.offsets.push(0);var $=this._portions.length,ee={vertsBaseIndex:b,numVerts:i,indicesBaseIndex:y.indices.length-A.length,numIndices:A.length};return _.readableGeometryEnabled&&(ee.indices=A,_.entityOffsetsEnabled&&(ee.offset=new Float32Array(3))),this._portions.push(ee),this._numPortions++,this.model.numPortions++,this._numVerts+=ee.numVerts,this._meshes.push(e),$}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){var r=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):Ma(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=re.mat4());if(e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,r,r.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(var s=0,n=this._portions.length;s<n;s++){var o=this._portions[s],a=3*o.vertsBaseIndex,l=a+3*o.numVerts;o.quantizedPositions=r.slice(a,l)}}if(i.normals.length>0){var u=new Int8Array(i.normals);e.normalsBuf=new Gt(t,t.ARRAY_BUFFER,u,i.normals.length,3,t.STATIC_DRAW,!0)}if(i.colors.length>0){var c=new Uint8Array(i.colors);e.colorsBuf=new Gt(t,t.ARRAY_BUFFER,c,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.uv.length>0)if(e.uvDecodeMatrix){e.uvBuf=new Gt(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,!1)}else{var A=ji.getUVBounds(i.uv),h=ji.compressUVs(i.uv,A.min,A.max),d=h.quantized;e.uvDecodeMatrix=re.mat3(h.decodeMatrix),e.uvBuf=new Gt(t,t.ARRAY_BUFFER,d,d.length,2,t.STATIC_DRAW,!1)}if(i.metallicRoughness.length>0){var p=new Uint8Array(i.metallicRoughness);e.metallicRoughnessBuf=new Gt(t,t.ARRAY_BUFFER,p,i.metallicRoughness.length,2,t.STATIC_DRAW,!1)}if(i.positions.length>0){var f=i.positions.length/3,v=new Float32Array(f);e.flagsBuf=new Gt(t,t.ARRAY_BUFFER,v,v.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var g=new Uint8Array(i.pickColors);e.pickColorsBuf=new Gt(t,t.ARRAY_BUFFER,g,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var m=new Float32Array(i.offsets);e.offsetsBuf=new Gt(t,t.ARRAY_BUFFER,m,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var _=new Uint32Array(i.indices);e.indicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,_,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){var y=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,y,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}}},{key:"isEmpty",value:function(){return!this._state.indicesBuf}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=e,r=this._portions[i],s=4*r.vertsBaseIndex,n=4*r.numVerts,o=this._scratchMemory.getUInt8Array(n),a=t[0],l=t[1],u=t[2],c=t[3],A=0;A<n;A+=4)o[A+0]=a,o[A+1]=l,o[A+2]=u,o[A+3]=c;this._state.colorsBuf&&this._state.colorsBuf.setData(o,s,n)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=e,a=this._portions[o],l=a.vertsBaseIndex,u=a.numVerts,c=l,A=u,h=!!(t&We),d=!!(t&Ze),p=!!(t&qe),f=!!(t&$e),v=!!(t&et),g=!!(t&Xe),m=!!(t&Ke);s=!h||m||d||p&&!this.model.scene.highlightMaterial.glowThrough||f&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,n=!h||m?Ro.NOT_RENDERED:f?Ro.SILHOUETTE_SELECTED:p?Ro.SILHOUETTE_HIGHLIGHTED:d?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;var _=0;_=!h||m?Ro.NOT_RENDERED:f?Ro.EDGES_SELECTED:p?Ro.EDGES_HIGHLIGHTED:d?Ro.EDGES_XRAYED:v?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED;var y=h&&!m&&g?Ro.PICK:Ro.NOT_RENDERED,b=t&Je?1:0;if(r){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var x=c,w=c+A;x<w;x++){var B=0;B|=s,B|=n<<4,B|=_<<8,B|=y<<12,B|=b<<16,this._deferredFlagValues[x]=B}}else if(this._state.flagsBuf){for(var P=this._scratchMemory.getFloat32Array(A),C=0;C<A;C++){var M=0;M|=s,M|=n<<4,M|=_<<8,M|=y<<12,M|=b<<16,P[C]=M}this._state.flagsBuf.setData(P,c,A)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=e,r=this._portions[i],s=3*r.vertsBaseIndex,n=3*r.numVerts,o=this._scratchMemory.getFloat32Array(n),a=t[0],l=t[1],u=t[2],c=0;c<n;c+=3)o[c+0]=a,o[c+1]=l,o[c+2]=u;this._state.offsetsBuf&&this._state.offsetsBuf.setData(o,s,n),this.model.scene.readableGeometryEnabled&&(r.offset[0]=t[0],r.offset[1]=t[1],r.offset[2]=t[2])}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._state,r=this._portions[e];if(r)for(var s=r.quantizedPositions,n=i.origin,o=n[0],a=n[1],l=n[2],u=Sa,c=this.model.matrix,A=i.positionsDecodeMatrix,h=0,d=s.length;h<d;h+=3)u[0]=s[h],u[1]=s[h+1],u[2]=s[h+2],u[3]=1,re.decompressPosition(u,A),re.transformPoint4(c,u),u[0]+=o,u[1]+=a,u[2]+=l,t(u);else this.model.error("portion not found: "+e)}}},{key:"getEachIndex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._portions[e];if(i)for(var r=i.indices,s=0,n=r.length;s<n;s++)t(r[s]);else this.model.error("portion not found: "+e)}}},{key:"getElementsCountAndOffset",value:function(e){var t=null,i=null,r=this._portions[e];return r&&(t=r.numIndices,i=r.indicesBaseIndex),{count:t,offset:i}}},{key:"drawColorOpaque",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions){this._updateBackfaceCull(e,t);var i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ro.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,r,s){if(!this.model.scene.readableGeometryEnabled)return!1;var n=this._state,o=this._portions[e];if(!o)return this.model.error("portion not found: "+e),!1;var a=o.quantizedPositions,l=o.indices,u=n.origin,c=o.offset,A=Ta,h=Ra;A.set(u?re.subVec3(t,u,La):t),h.set(i),c&&re.subVec3(A,c),re.transformRay(this.model.worldNormalMatrix,A,h,A,h);for(var d=Ua,p=Oa,f=Na,v=!1,g=0,m=Qa,_=0,y=l.length;_<y;_+=3){var b=3*l[_],x=3*l[_+1],w=3*l[_+2];if(d[0]=a[b],d[1]=a[b+1],d[2]=a[b+2],p[0]=a[x],p[1]=a[x+1],p[2]=a[x+2],f[0]=a[w],f[1]=a[w+1],f[2]=a[w+2],re.decompressPosition(d,n.positionsDecodeMatrix),re.decompressPosition(p,n.positionsDecodeMatrix),re.decompressPosition(f,n.positionsDecodeMatrix),re.rayTriangleIntersect(A,h,d,p,f,m)){re.transformPoint3(this.model.worldMatrix,m,m),c&&re.addVec3(m,c),u&&re.addVec3(m,u);var B=Math.abs(re.lenVec3(re.subVec3(m,t,[])));(!v||B>g)&&(g=B,r.set(m),s&&re.triangleNormal(d,p,f,s),v=!0)}}return v&&s&&(re.transformVec3(this.model.worldNormalMatrix,s,s),re.normalizeVec3(s)),v}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}]),e}(),Ha=function(e){g(i,Ho);var t=_(i);function i(e,r){var s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=s.edges,o=void 0!==n&&n,a=s.useAlphaCutoff,l=void 0!==a&&a;return B(this,i),t.call(this,e,r,{instancing:!0,edges:o,useAlphaCutoff:l})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),s&&r.drawElements++)}}]),i}(),ja=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t,i,r=this._scene,s=r._sectionPlanesState,n=r._lightsState,o=s.getNumAllocatedSectionPlanes()>0,a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),r.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),r.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),e=0,t=n.lights.length;e<t;e++)"ambient"!==(i=n.lights[e]).type&&(a.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&a.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&a.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(a.push("uniform vec3 lightPos"+e+";"),a.push("uniform vec3 lightDir"+e+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),o&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),r.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),e=0,t=n.lights.length;e<t;e++)if("ambient"!==(i=n.lights[e]).type){if("dir"===i.type)"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?a.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),r.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),o&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):r.push("    outColor           = newColor;"),r.push("}"),r}}]),i}(),Ga=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=i._lightsState,n=r.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry flat-shading drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),i.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),n){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;"),e=0,t=s.lights.length;e<t;e++){var u=s.lights[e];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")))}if(o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),n){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var c=0,A=r.getNumAllocatedSectionPlanes();c<A;c++)o.push("if (sectionPlaneActive"+c+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}for(o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),e=0,t=s.lights.length;e<t;e++){var h=s.lights[e];if("ambient"!==h.type){if("dir"===h.type)"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===h.type)"view"===h.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==h.type)continue;"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return o.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):o.push("    outColor           = fragColor;"),i.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),za=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing fill fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = newColor;"),r.push("}"),r}}]),i}(),Wa=function(e){g(i,Ha);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0,edges:!0})}return C(i)}(),Ka=function(e){g(i,Wa);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesEmphasisRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Xa=function(e){g(i,Wa);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Ja=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vPickColor; "),r.push("}"),r}}]),i}(),Ya=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),Za=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vWorldNormal;"),r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outNormal = ivec4(vWorldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),qa=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),$a=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry depth drawing fragment shader"),n.push("precision highp float;"),n.push("precision highp int;"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec2 vHighPrecisionZW;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),n.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),n.push("}"),n}}]),i}(),el=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),tl=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),il={3e3:"linearToLinear",3001:"sRGBToLinear"},rl=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,r=t.getNumAllocatedSectionPlanes()>0,s=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Instancing geometry quality drawing vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),n.push("in vec4 modelMatrixCol0;"),n.push("in vec4 modelMatrixCol1;"),n.push("in vec4 modelMatrixCol2;"),n.push("in vec4 modelNormalMatrixCol0;"),n.push("in vec4 modelNormalMatrixCol1;"),n.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),s&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),n.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&n.push("      worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),n.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),n.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),s&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,r=e._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Instancing geometry quality drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),r.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),r.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)o.push("uniform bool sectionPlaneActive"+c+";"),o.push("uniform vec3 sectionPlanePos"+c+";"),o.push("uniform vec3 sectionPlaneDir"+c+";")}if(o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),r.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),o.push("              return normalize(surf_norm );"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3    diffuseColor;"),o.push("   float   specularRoughness;"),o.push("   vec3    specularColor;"),o.push("   float   shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),r.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = "+il[r.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),r.lightMaps.length>0&&(o.push("   vec3 irradiance = "+il[r.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),r.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),r.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=r.lights.length;p<f;p++){var v=r.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction = normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction = normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),sl=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("in vec4 vWorldPosition;"),i){r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),r.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),r.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),r.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),nl=function(e){g(i,Ha);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,r=e._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=this._useAlphaCutoff,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(o.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&o.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&o.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&(o.push("uniform vec3 lightPos"+u+";"),o.push("uniform vec3 lightDir"+u+";")))}if(n&&o.push("uniform float materialAlphaCutoff;"),o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=r.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var p=0,f=i.lights.length;p<f;p++){var v=i.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("viewLightDir = -normalize(lightPos"+p+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+p+".rgb * lightColor"+p+".a);")}}return o.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),o.push("vec4 sampleColor = texture(uColorMap, vUV);"),n&&(o.push("if (sampleColor.a < materialAlphaCutoff) {"),o.push("   discard;"),o.push("}")),t&&o.push("sampleColor = sRGBToLinear(sampleColor);"),o.push("vec4 colorTexel = color * sampleColor;"),o.push("float opacity = color.a;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):o.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&o.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ol=re.vec3(),al=re.vec3(),ll=re.vec3(),ul=re.vec3(),cl=re.mat4(),Al=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=ol;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=al;if(l){var m=re.transformPoint3(c,l,ll);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,cl),(f=ul)[0]=o.eye[0]-g[0],f[1]=o.eye[1]-g[1],f[2]=o.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,f),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,v),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),hl=re.vec3(),dl=re.vec3(),pl=re.vec3(),fl=re.vec3(),vl=re.mat4(),gl=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=hl;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=dl;if(l){var m=re.transformPoint3(c,l,pl);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,vl),(f=fl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ml=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new za(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Ja(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Ya(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Al(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new gl(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new ja(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new ja(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new Ga(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Ga(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new nl(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new nl(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"colorTextureRendererAlphaCutoff",get:function(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new nl(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}},{key:"colorTextureRendererWithSAOAlphaCutoff",get:function(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new nl(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new rl(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new rl(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new za(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new $a(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new el(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Ka(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Xa(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Ja(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Za(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new sl(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Ya(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new qa(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new tl(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new gl(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Al(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),_l={};var yl=new Uint8Array(4),bl=new Float32Array(1),xl=re.vec4([0,0,0,1]),wl=new Float32Array(3),Bl=re.vec3(),Pl=re.vec3(),Cl=re.vec3(),Ml=re.vec3(),El=re.vec3(),Fl=re.vec3(),kl=re.vec3(),Il=new Float32Array(4),Dl=function(){function e(t){B(this,e),this.model=t.model,this.sortId="TrianglesInstancingLayer"+(t.solid?"-solid":"-surface")+(t.normals?"-normals":"-autoNormals"),this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=_l[t];return i||(i=new ml(e),_l[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(function(){i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(function(){delete _l[t],i._destroy()}))),i}(t.model.scene),this._aabb=re.collapseAABB3(),this._state=new ci({numInstances:0,obb:re.OBB3(),origin:re.vec3(),geometry:t.geometry,textureSet:t.textureSet,pbrSupported:!1,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,t.origin&&this._state.origin.set(t.origin),this._finalized=!1,this.solid=!!t.solid,this.numIndices=t.geometry.numIndices,this.primitive=t.geometry.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,r=t.metallic,s=t.roughness,n=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,o=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";var l=i[0],u=i[1],c=i[2];if(this._colors.push(l),this._colors.push(u),this._colors.push(c),this._colors.push(n),this._metallicRoughness.push(null!=r?r:0),this._metallicRoughness.push(null!=s?s:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(o[0]),this._modelMatrixCol0.push(o[4]),this._modelMatrixCol0.push(o[8]),this._modelMatrixCol0.push(o[12]),this._modelMatrixCol1.push(o[1]),this._modelMatrixCol1.push(o[5]),this._modelMatrixCol1.push(o[9]),this._modelMatrixCol1.push(o[13]),this._modelMatrixCol2.push(o[2]),this._modelMatrixCol2.push(o[6]),this._modelMatrixCol2.push(o[10]),this._modelMatrixCol2.push(o[14]),this._state.geometry.normals){var A=re.transposeMat4(o,re.mat4()),h=re.inverseMat4(A);this._modelNormalMatrixCol0.push(h[0]),this._modelNormalMatrixCol0.push(h[4]),this._modelNormalMatrixCol0.push(h[8]),this._modelNormalMatrixCol0.push(h[12]),this._modelNormalMatrixCol1.push(h[1]),this._modelNormalMatrixCol1.push(h[5]),this._modelNormalMatrixCol1.push(h[9]),this._modelNormalMatrixCol1.push(h[13]),this._modelNormalMatrixCol2.push(h[2]),this._modelNormalMatrixCol2.push(h[6]),this._modelNormalMatrixCol2.push(h[10]),this._modelNormalMatrixCol2.push(h[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;var d=this._portions.length,p={};return this.model.scene.readableGeometryEnabled&&(p.matrix=o.slice(),p.inverseMatrix=null,p.normalMatrix=null),this._portions.push(p),this._numPortions++,this.model.numPortions++,this._meshes.push(e),d}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=e.geometry,i=e.textureSet,r=this.model.scene.canvas.gl,s=this._colors.length,n=s/4;if(s>0){e.colorsBuf=new Gt(r,r.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,r.DYNAMIC_DRAW,!1),this._colors=[]}if(this._metallicRoughness.length>0){var o=new Uint8Array(this._metallicRoughness);e.metallicRoughnessBuf=new Gt(r,r.ARRAY_BUFFER,o,this._metallicRoughness.length,2,r.STATIC_DRAW,!1)}if(n>0){e.flagsBuf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(n),n,1,r.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){e.offsetsBuf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,r.DYNAMIC_DRAW,!1),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){e.positionsBuf=new Gt(r,r.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,r.STATIC_DRAW,!1),e.positionsDecodeMatrix=re.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){var a=new Uint8Array(t.colorsCompressed);e.colorsBuf=new Gt(r,r.ARRAY_BUFFER,a,a.length,4,r.STATIC_DRAW,!1)}if(t.uvCompressed&&t.uvCompressed.length>0){var l=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new Gt(r,r.ARRAY_BUFFER,l,l.length,2,r.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new Gt(r,r.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,r.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new Gt(r,r.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,r.STATIC_DRAW)),this._modelMatrixCol0.length>0){var u=!1;e.modelMatrixCol0Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,r.STATIC_DRAW,u),e.modelMatrixCol1Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,r.STATIC_DRAW,u),e.modelMatrixCol2Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,r.STATIC_DRAW,u),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,r.STATIC_DRAW,u),e.modelNormalMatrixCol1Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,r.STATIC_DRAW,u),e.modelNormalMatrixCol2Buf=new Gt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,r.STATIC_DRAW,u),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){e.pickColorsBuf=new Gt(r,r.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,r.STATIC_DRAW,!1),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";yl[0]=t[0],yl[1]=t[1],yl[2]=t[2],yl[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(yl,4*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&We),s=!!(t&Ze),n=!!(t&qe),o=!!(t&$e),a=!!(t&et),l=!!(t&Xe),u=!!(t&Ke),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.SILHOUETTE_SELECTED:n?Ro.SILHOUETTE_HIGHLIGHTED:s?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED)<<4,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.EDGES_SELECTED:n?Ro.EDGES_HIGHLIGHTED:s?Ro.EDGES_XRAYED:a?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED)<<8,c|=(r&&!u&&l?Ro.PICK:Ro.NOT_RENDERED)<<12,c|=(t&Je?1:0)<<16,bl[0]=c,this._state.flagsBuf&&this._state.flagsBuf.setData(bl,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(wl[0]=t[0],wl[1]=t[1],wl[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(wl,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;var i=this._state,r=i.geometry,s=this._portions[e];if(s)for(var n=r.positionsCompressed,o=i.origin,a=o[0],l=o[1],u=o[2],c=xl,A=s.matrix,h=this.model.matrix,d=i.positionsDecodeMatrix,p=0,f=n.length;p<f;p+=3)c[0]=n[p],c[1]=n[p+1],c[2]=n[p+2],re.decompressPosition(c,d),re.transformPoint3(A,c),re.transformPoint3(h,c),c[0]+=a,c[1]+=l,c[2]+=u,t(c);else this.model.error("portion not found: "+e)}},{key:"getEachIndex",value:function(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;var i=this._state.geometry;if(this._portions[e])for(var r=i.indices,s=0,n=r.length;s<n;s++)t(r[s]);else this.model.error("portion not found: "+e)}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Il[0]=t[0],Il[1]=t[4],Il[2]=t[8],Il[3]=t[12],this._state.modelMatrixCol0Buf.setData(Il,i),Il[0]=t[1],Il[1]=t[5],Il[2]=t[9],Il[3]=t[13],this._state.modelMatrixCol1Buf.setData(Il,i),Il[0]=t[2],Il[1]=t[6],Il[2]=t[10],Il[3]=t[14],this._state.modelMatrixCol2Buf.setData(Il,i)}},{key:"drawColorOpaque",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions){this._updateBackfaceCull(e,t);var i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_XRAYED)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_SELECTED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,r,s){if(!this.model.scene.readableGeometryEnabled)return!1;var n=this._state.geometry,o=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=re.inverseMat4(a.matrix,re.mat4())),s&&!a.normalMatrix&&(a.normalMatrix=re.transposeMat4(a.inverseMatrix,re.mat4()));var l=n.quantizedPositions,u=n.indices,c=o.origin,A=a.offset,h=Bl,d=Pl;h.set(c?re.subVec3(t,c,Cl):t),d.set(i),A&&re.subVec3(h,A),re.transformRay(this.model.worldNormalMatrix,h,d,h,d),re.transformRay(a.inverseMatrix,h,d,h,d);for(var p=Ml,f=El,v=Fl,g=!1,m=0,_=kl,y=0,b=u.length;y<b;y+=3){var x=3*u[y+0],w=3*u[y+1],B=3*u[y+2];p[0]=l[x],p[1]=l[x+1],p[2]=l[x+2],f[0]=l[w],f[1]=l[w+1],f[2]=l[w+2],v[0]=l[B],v[1]=l[B+1],v[2]=l[B+2];var P=o.geometry.positionsDecodeMatrix;if(re.decompressPosition(p,P),re.decompressPosition(f,P),re.decompressPosition(v,P),re.rayTriangleIntersect(h,d,p,f,v,_)){re.transformPoint3(a.matrix,_,_),re.transformPoint3(this.model.worldMatrix,_,_),A&&re.addVec3(_,A),c&&re.addVec3(_,c);var C=Math.abs(re.lenVec3(re.subVec3(_,t,[])));(!g||C>m)&&(m=C,r.set(_),s&&re.triangleNormal(p,f,v,s),g=!0)}}return g&&s&&(re.transformVec3(a.normalMatrix,s,s),re.transformVec3(this.model.worldNormalMatrix,s,s),re.normalizeVec3(s)),g}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}]),e}(),Sl=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),s&&r.drawElements++}}]),i}(),Tl=function(e){g(i,Sl);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines batching color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Rl=function(e){g(i,Sl);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines batching silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("uniform vec4 color;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = color;"),r.push("}"),r}}]),i}(),Ll=re.vec3(),Ul=re.vec3(),Ol=re.vec3(),Nl=re.vec3(),Ql=re.mat4(),Vl=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Ll;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Ul;if(l){var m=Ol;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,Ql),(f=Nl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Hl=re.vec3(),jl=re.vec3(),Gl=re.vec3(),zl=re.vec3(),Wl=re.mat4(),Kl=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Hl;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=jl;if(l){var m=Gl;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,Wl),(f=zl)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Xl=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Tl(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Rl(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Vl(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Kl(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Jl={};var Yl=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;B(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]})),Zl=function(){function e(t){var i,r,s;B(this,e),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=Jl[r])||(s=new Xl(i),Jl[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete Jl[r],s._destroy()}))),s),this.model=t.model,this._buffer=new Yl(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new ci({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:re.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=re.vec3(t.origin)),this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.indices,o=t.color,a=t.opacity,l=this._buffer,u=l.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";i=s.length/3;for(var c=0,A=s.length;c<A;c++)l.positions.push(s[c])}else{if(!r)throw"positions expected";i=r.length/3;for(var h=0,d=r.length;h<d;h++)l.positions.push(r[h])}if(o)for(var p=o[0],f=o[1],v=o[2],g=a,m=0;m<i;m++)l.colors.push(p),l.colors.push(f),l.colors.push(v),l.colors.push(g);if(n)for(var _=0,y=n.length;_<y;_++)l.indices.push(n[_]+u);if(this.model.scene.entityOffsetsEnabled)for(var b=0;b<i;b++)l.offsets.push(0),l.offsets.push(0),l.offsets.push(0);var x=this._portions.length/2;return this._portions.push(u),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._numVerts+=i,this._meshes.push(e),x}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var r=new Uint16Array(i.positions);e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}else{var s=Ma(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new Gt(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.colors.length>0){var o=i.colors.length/4,a=new Float32Array(o);e.flagsBuf=new Gt(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var l=new Float32Array(i.offsets);e.offsetsBuf=new Gt(t,t.ARRAY_BUFFER,l,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var u=new Uint32Array(i.indices);e.indicesBuf=new Gt(t,t.ELEMENT_ARRAY_BUFFER,u,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,r=4*this._portions[i],s=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(s),o=t[0],a=t[1],l=t[2],u=t[3],c=0;c<s;c+=4)n[c+0]=o,n[c+1]=a,n[c+2]=l,n[c+3]=u;this._state.colorsBuf.setData(n,r,s)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=2*e,a=this._portions[o],l=this._portions[o+1],u=a,c=l,A=!!(t&We),h=!!(t&Ze),d=!!(t&qe),p=!!(t&$e),f=!!(t&Xe),v=!!(t&Ke);s=!A||v||h||d&&!this.model.scene.highlightMaterial.glowThrough||p&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,n=!A||v?Ro.NOT_RENDERED:p?Ro.SILHOUETTE_SELECTED:d?Ro.SILHOUETTE_HIGHLIGHTED:h?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;var g=A&&!v&&f?Ro.PICK:Ro.NOT_RENDERED,m=t&Je?1:0;if(r){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var _=u,y=u+c;_<y;_++){var b=0;b|=s,b|=n<<4,b|=g<<12,b|=m<<16,this._deferredFlagValues[_]=b}}else if(this._state.flagsBuf){for(var x=this._scratchMemory.getFloat32Array(c),w=0;w<c;w++){var B=0;B|=s,B|=n<<4,B|=g<<12,B|=m<<16,x[w]=B}this._state.flagsBuf.setData(x,u,c)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,r=3*this._portions[i],s=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,r,s)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e){}},{key:"drawPickDepths",value:function(e){}},{key:"drawPickNormals",value:function(e){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawOcclusion",value:function(e){}},{key:"drawShadow",value:function(e){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}]),e}(),ql=function(e){g(i,Ho);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),s&&r.drawElements++}}]),i}(),$l=function(e){g(i,ql);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Lines instancing color fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):n.push("    outColor           = vColor;"),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),eu=function(e){g(i,ql);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines instancing silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("uniform vec4 color;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = color;"),r.push("}"),r}}]),i}(),tu=re.vec3(),iu=re.vec3(),ru=re.vec3();re.vec3();var su=re.mat4(),nu=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=tu;if(f[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,f[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,f[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=iu;if(l){var g=re.transformPoint3(c,l,ru);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Ve(d,v,su),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ou=re.vec3(),au=re.vec3(),lu=re.vec3();re.vec3();var uu=re.mat4(),cu=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=ou;if(f[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,f[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,f[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=au;if(l){var g=re.transformPoint3(c,l,lu);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Ve(d,v,uu),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Au=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._snapInitRenderer||(this._snapInitRenderer=new nu(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new cu(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new $l(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new eu(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new nu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new cu(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),hu={};var du=new Uint8Array(4),pu=new Float32Array(1),fu=new Float32Array(3),vu=new Float32Array(4),gu=function(){function e(t){var i,r,s;B(this,e),this.model=t.model,this.material=t.material,this.sortId="LinesInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=hu[r])||(s=new Au(i),hu[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete hu[r],s._destroy()}))),s),this._aabb=re.collapseAABB3(),this._state=new ci({obb:re.OBB3(),numInstances:0,origin:null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,t.origin&&(this._state.origin=re.vec3(t.origin)),this._finalized=!1,this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,r=t.opacity,s=t.meshMatrix;if(this._finalized)throw"Already finalized";var n=i[0],o=i[1],a=i[2];i[3],this._colors.push(n),this._colors.push(o),this._colors.push(a),this._colors.push(r),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(s[0]),this._modelMatrixCol0.push(s[4]),this._modelMatrixCol0.push(s[8]),this._modelMatrixCol0.push(s[12]),this._modelMatrixCol1.push(s[1]),this._modelMatrixCol1.push(s[5]),this._modelMatrixCol1.push(s[9]),this._modelMatrixCol1.push(s[13]),this._modelMatrixCol2.push(s[2]),this._modelMatrixCol2.push(s[6]),this._modelMatrixCol2.push(s[10]),this._modelMatrixCol2.push(s[14]),this._state.numInstances++;var l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,r=this._colors.length,s=r/4;if(r>0){this._state.colorsBuf=new Gt(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,!1),this._colors=[]}if(s>0){this._state.flagsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(s),s,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){this._state.offsetsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){var n=new Uint8Array(i.colorsCompressed);t.colorsBuf=new Gt(e,e.ARRAY_BUFFER,n,n.length,4,e.STATIC_DRAW,!1)}if(i.positionsCompressed&&i.positionsCompressed.length>0){t.positionsBuf=new Gt(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,!1),t.positionsDecodeMatrix=re.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new Gt(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){var o=!1;this._state.modelMatrixCol0Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol1Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol2Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,o),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";du[0]=t[0],du[1]=t[1],du[2]=t[2],du[3]=t[3],this._state.colorsBuf.setData(du,4*e,4)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&We),s=!!(t&Ze),n=!!(t&qe),o=!!(t&$e),a=!!(t&et),l=!!(t&Xe),u=!!(t&Ke),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.SILHOUETTE_SELECTED:n?Ro.SILHOUETTE_HIGHLIGHTED:s?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED)<<4,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.EDGES_SELECTED:n?Ro.EDGES_HIGHLIGHTED:s?Ro.EDGES_XRAYED:a?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED)<<8,c|=(r&&!u&&l?Ro.PICK:Ro.NOT_RENDERED)<<12,c|=(t&Je?255:0)<<16,pu[0]=c,this._state.flagsBuf.setData(pu,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(fu[0]=t[0],fu[1]=t[1],fu[2]=t[2],this._state.offsetsBuf.setData(fu,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;vu[0]=t[0],vu[1]=t[4],vu[2]=t[8],vu[3]=t[12],this._state.modelMatrixCol0Buf.setData(vu,i),vu[0]=t[1],vu[1]=t[5],vu[2]=t[9],vu[3]=t[13],this._state.modelMatrixCol1Buf.setData(vu,i),vu[0]=t[2],vu[1]=t[6],vu[2]=t[10],vu[3]=t[14],this._state.modelMatrixCol2Buf.setData(vu,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}]),e}(),mu=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),s&&r.drawArrays++}}]),i}(),_u=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,r=[];return r.push("#version 300 es"),r.push("// Points batching color vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("in float flags;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),i.filterIntensity&&r.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),i.filterIntensity&&(r.push("float intensity = float(color.a) / 255.0;"),r.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {")),r.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),i.filterIntensity&&r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),yu=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching silhouette vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),this._addMatricesUniformBlockLines(r),r.push("uniform vec4 color;"),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),r.push("if (silhouetteFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points batching silhouette vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("uniform vec4 color;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = color;"),n.push("}"),n}}]),i}(),bu=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching pick mesh vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 pickColor;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vPickColor;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("gl_PointSize += 10.0;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching pick mesh vertex shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vPickColor; "),r.push("}"),r}}]),i}(),xu=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batched pick depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vViewPosition;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vViewPosition = viewPosition;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("gl_PointSize += 10.0;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batched pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),wu=function(e){g(i,mu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching occlusion vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("  gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),r.push("}"),r}}]),i}(),Bu=re.vec3(),Pu=re.vec3(),Cu=re.vec3(),Mu=re.vec3(),Eu=re.mat4(),Fu=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=Bu;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Pu;if(l){var m=Cu;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,Eu),(f=Mu)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ku=re.vec3(),Iu=re.vec3(),Du=re.vec3(),Su=re.vec3(),Tu=re.mat4(),Ru=function(e){g(i,Ho);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f,v=ku;if(v[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,v[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,v[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var g=Iu;if(l){var m=Du;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],p=Ve(d,g,Tu),(f=Su)[0]=n.eye[0]-g[0],f[1]=n.eye[1]-g[1],f[2]=n.eye[2]-g[2],e.snapPickOrigin[0]=g[0],e.snapPickOrigin[1]=g[1],e.snapPickOrigin[2]=g[2]}else p=d,f=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,v),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var _=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,_+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,_+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,_+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var y=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,y),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Lu=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new _u(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new yu(this._scene)),this._silhouetteRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new bu(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new xu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new wu(this._scene)),this._occlusionRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Fu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Ru(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Uu={};var Ou=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;B(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.intensities=[],this.pickColors=[],this.offsets=[]})),Nu=function(){function e(t){B(this,e),this.model=t.model,this.sortId="PointsBatchingLayer",this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=Uu[t];return i||(i=new Lu(e),Uu[t]=i,i._compile(),e.on("compile",(function(){i._compile()})),e.on("destroyed",(function(){delete Uu[t],i._destroy()}))),i}(t.model.scene),this._buffer=new Ou(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new ci({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:re.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=re.vec3(t.origin))}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.color,o=t.colorsCompressed,a=t.colors,l=t.pickColor,u=this._buffer,c=u.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";for(var A=0,h=s.length;A<h;A++)u.positions.push(s[A]);i=s.length/3}else{if(!r)throw"positions expected";i=r.length/3,r.length,u.positions.length;for(var d=0,p=r.length;d<p;d++)u.positions.push(r[d])}if(o)for(var f=0,v=o.length;f<v;f++)u.colors.push(o[f]);else if(a)for(var g=0,m=a.length;g<m;g++)u.colors.push(255*a[g]);else if(n)for(var _=n[0],y=n[1],b=n[2],x=0;x<i;x++)u.colors.push(_),u.colors.push(y),u.colors.push(b),u.colors.push(1);for(var w=u.pickColors.length,B=w,P=w+4*i;B<P;B+=4)u.pickColors.push(l[0]),u.pickColors.push(l[1]),u.pickColors.push(l[2]),u.pickColors.push(l[3]);if(this.model.scene.entityOffsetsEnabled)for(var C=0;C<i;C++)u.offsets.push(0),u.offsets.push(0),u.offsets.push(0);var M=this._portions.length/2;return this._portions.push(c),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._meshes.push(e),M}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var r=new Uint16Array(i.positions);e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}else{var s=Ma(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Gt(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new Gt(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.STATIC_DRAW,!1)}if(i.positions.length>0){var o=i.positions.length/3,a=new Float32Array(o);e.flagsBuf=new Gt(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var l=new Uint8Array(i.pickColors);e.pickColorsBuf=new Gt(t,t.ARRAY_BUFFER,l,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var u=new Float32Array(i.offsets);e.offsetsBuf=new Gt(t,t.ARRAY_BUFFER,u,i.offsets.length,3,t.DYNAMIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized"}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,r=4*this._portions[i],s=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=4)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.colorsBuf.setData(n,r,s)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r,s,n=2*e,o=this._portions[n],a=this._portions[n+1],l=this._scratchMemory.getFloat32Array(a),u=!!(t&We),c=!!(t&Ze),A=!!(t&qe),h=!!(t&$e),d=!!(t&Xe),p=!!(t&Ke);r=!u||p||c||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,s=!u||p?Ro.NOT_RENDERED:h?Ro.SILHOUETTE_SELECTED:A?Ro.SILHOUETTE_HIGHLIGHTED:c?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;for(var f=u&&!p&&d?Ro.PICK:Ro.NOT_RENDERED,v=t&Je?1:0,g=0;g<a;g++){var m=0;m|=r,m|=s<<4,m|=f<<12,m|=v<<16,l[g]=m}this._state.flagsBuf.setData(l,o)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,r=3*this._portions[i],s=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,r,s)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),Qu=function(e){g(i,Ho);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),s&&r.drawArrays++}}]),i}(),Vu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing color vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("in float flags;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),i.filterIntensity&&r.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),i.filterIntensity&&(r.push("float intensity = float(color.a) / 255.0;"),r.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {")),r.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),r.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),i.filterIntensity&&r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Hu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing silhouette vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 color;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),r.push("uniform vec4 silhouetteColor;"),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),r.push("if (silhouetteFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),ju=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing pick mesh vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 pickColor;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vPickColor;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("  vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),r.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing pick mesh fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vPickColor; "),r.push("}"),r}}]),i}(),Gu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing pick depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vViewPosition;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("  vFlags = flags;")),r.push("  vViewPosition = viewPosition;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),r.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),zu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing occlusion vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in vec4 color;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing occlusion vertex shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Wu=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points instancing depth vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("const float   packUpScale = 256. / 255.;"),n.push("const float   unpackDownscale = 255. / 256.;"),n.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),n.push("const float   shiftRight8 = 1.0 / 256.;"),n.push("vec4 packDepthToRGBA( const in float v ) {"),n.push("    vec4 r = vec4( fract( v * packFactors ), v );"),n.push("    r.yzw -= r.xyz * shiftRight8;"),n.push("    return r * packUpScale;"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return n.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),Ku=function(e){g(i,Qu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),Xu=re.vec3(),Ju=re.vec3(),Yu=re.vec3();re.vec3();var Zu=re.mat4(),qu=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=Xu;if(f[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,f[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,f[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Ju;if(l){var g=re.transformPoint3(c,l,Yu);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Ve(d,v,Zu),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),$u=re.vec3(),ec=re.vec3(),tc=re.vec3();re.vec3();var ic=re.mat4(),rc=function(e){g(i,Ho);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var p,f=$u;if(f[0]=re.safeInv(h[3]-h[0])*re.MAX_INT,f[1]=re.safeInv(h[4]-h[1])*re.MAX_INT,f[2]=re.safeInv(h[5]-h[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=ec;if(l){var g=re.transformPoint3(c,l,tc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],p=Ve(d,v,ic),e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else p=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(A,0),this._matricesUniformBlockBufferData.set(p,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),sc=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Vu(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Hu(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new Wu(this._scene)),this._depthRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new ju(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Gu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new zu(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new Ku(this._scene)),this._shadowRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new qu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new rc(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),nc={};var oc=new Uint8Array(4),ac=new Float32Array(1),lc=new Float32Array(3),uc=new Float32Array(4),cc=function(){function e(t){var i,r,s;B(this,e),this.model=t.model,this.material=t.material,this.sortId="PointsInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=nc[r])||(s=new sc(i),nc[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete nc[r],s._destroy()}))),s),this._aabb=re.collapseAABB3(),this._state=new ci({obb:re.OBB3(),numInstances:0,origin:t.origin?re.vec3(t.origin):null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=t.geometry.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.meshMatrix,r=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(r[0]),this._pickColors.push(r[1]),this._pickColors.push(r[2]),this._pickColors.push(r[3]),this._state.numInstances++;var s=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),s}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,r=i.geometry;if(t>0){i.flagsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){i.offsetsBuf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(r.positionsCompressed&&r.positionsCompressed.length>0){i.positionsBuf=new Gt(e,e.ARRAY_BUFFER,r.positionsCompressed,r.positionsCompressed.length,3,e.STATIC_DRAW,!1),i.positionsDecodeMatrix=re.mat4(r.positionsDecodeMatrix)}if(r.colorsCompressed&&r.colorsCompressed.length>0){var s=new Uint8Array(r.colorsCompressed);i.colorsBuf=new Gt(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,!1)}if(this._modelMatrixCol0.length>0){var n=!1;i.modelMatrixCol0Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,n),i.modelMatrixCol1Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,n),i.modelMatrixCol2Buf=new Gt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,n),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){i.pickColorsBuf=new Gt(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,!1),this._pickColors=[]}i.geometry=null,this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";oc[0]=t[0],oc[1]=t[1],oc[2]=t[2],this._state.colorsBuf.setData(oc,3*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&We),s=!!(t&Ze),n=!!(t&qe),o=!!(t&$e),a=!!(t&et),l=!!(t&Xe),u=!!(t&Ke),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.SILHOUETTE_SELECTED:n?Ro.SILHOUETTE_HIGHLIGHTED:s?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED)<<4,c|=(!r||u?Ro.NOT_RENDERED:o?Ro.EDGES_SELECTED:n?Ro.EDGES_HIGHLIGHTED:s?Ro.EDGES_XRAYED:a?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED)<<8,c|=(r&&!u&&l?Ro.PICK:Ro.NOT_RENDERED)<<12,c|=(t&Je?255:0)<<16,ac[0]=c,this._state.flagsBuf.setData(ac,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(lc[0]=t[0],lc[1]=t[1],lc[2]=t[2],this._state.offsetsBuf.setData(lc,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;uc[0]=t[0],uc[1]=t[4],uc[2]=t[8],uc[3]=t[12],this._state.modelMatrixCol0Buf.setData(uc,i),uc[0]=t[1],uc[1]=t[5],uc[2]=t[9],uc[3]=t[13],this._state.modelMatrixCol1Buf.setData(uc,i),uc[0]=t[2],uc[1]=t[6],uc[2]=t[10],uc[3]=t[14],this._state.modelMatrixCol2Buf.setData(uc,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK)}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),Ac=re.vec3(),hc=re.vec3(),dc=re.mat4(),pc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate,d=s.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=Ac;if(f){var m=re.transformPoint3(A,u,hc);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],p=Ve(d,g,dc)}else p=d;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(y>0)for(var x=r._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,B=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=B.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var E=x[P];if(u){var F=ze(E.dist,E.dir,u,Ac);o.uniform3fv(C.pos,F)}else o.uniform3fv(C.pos,E.pos);o.uniform3fv(C.dir,E.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),o.drawArrays(o.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),o.drawArrays(o.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),o.drawArrays(o.LINES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// LinesDataTextureColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("flat in uint vFlags2;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = vFlags2 > 0u;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { "),r.push("      discard;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor            = vColor;"),r.push("}"),r}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),fc=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}},{key:"eagerCreateRenders",value:function(){}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new pc(this._scene,!1)),this._colorRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy()}}]),e}(),vc={};var gc=C((function e(){B(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]})),mc=function(){function e(){B(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,r,s){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,r,3),this.texturePerObjectInstanceMatrices.bindTexture(e,s,4)}},{key:"bindLineIndicesTextures",value:function(e,t,i,r){this.indicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.indicesPerBitnessTextures[r].bindTexture(e,i,6)}}]),e}(),_c=function(){function e(t,i,r,s){var n=arguments.length>4&&void 0!==arguments[4]?arguments[4]:null;B(this,e),this._gl=t,this._texture=i,this._textureWidth=r,this._textureHeight=s,this._textureData=n}return C(e,[{key:"bindTexture",value:function(e,t,i){return e.bindTexture(t,this,i)}},{key:"bind",value:function(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}},{key:"unbind",value:function(e){}}]),e}(),yc={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(yc,null,4));var e=0;Object.keys(yc).forEach((function(t){t.startsWith("size")&&(e+=yc[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/yc.totalLines).toFixed(2)));var t={};Object.keys(yc).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((yc[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var bc=function(){function e(){B(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"generateTextureForColorsAndFlags",value:function(e,t,i,r,s){var n=t.length;this.numPortions=n;var o=4096,a=Math.ceil(n/512);if(0===a)throw"texture height===0";var l=new Uint8Array(16384*a);yc.sizeDataColorsAndFlags+=l.byteLength,yc.numberOfTextures++;for(var u=0;u<n;u++)l.set(t[u],32*u+0),l.set(i[u],32*u+4),l.set([0,0,0,0],32*u+8),l.set([0,0,0,0],32*u+12),l.set([r[u]>>24&255,r[u]>>16&255,r[u]>>8&255,255&r[u]],32*u+16),l.set([s[u]>>24&255,s[u]>>16&255,s[u]>>8&255,255&s[u]],32*u+20);var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,o,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,o,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,o,a,l)}},{key:"generateTextureForObjectOffsets",value:function(e,t){var i=512,r=Math.ceil(t/i);if(0===r)throw"texture height===0";var s=new Float32Array(1536*r).fill(0);yc.sizeDataTextureOffsets+=s.byteLength,yc.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,r,e.RGB,e.FLOAT,s,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,n,i,r,s)}},{key:"generateTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);yc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,a,r,s,n)}},{key:"generateTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);yc.sizeDataPositionDecodeMatrices+=n.byteLength,yc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,a,r,s)}},{key:"generateTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*3);yc.sizeDataTextureIndices+=n.byteLength,yc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"generateTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*3);yc.sizeDataTextureIndices+=n.byteLength,yc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"generateTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*3);yc.sizeDataTextureIndices+=n.byteLength,yc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"generateTextureForPositions",value:function(e,t,i){var r=i/3,s=4096,n=Math.ceil(r/s);if(0===n)throw"texture height===0";var o=new Uint16Array(s*n*3);yc.sizeDataTexturePositions+=o.byteLength,yc.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var c=t[a];o.set(c,l),l+=c.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,A,s,n)}},{key:"generateTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,r=4096,s=Math.ceil(i/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s);n.set(t,0),yc.sizeDataTexturePortionIds+=n.byteLength,yc.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,o,r,s)}}]),e}(),xc=new xa,wc=xc.maxDataTextureHeight,Bc=new Float32Array(16),Pc=new Uint8Array(4),Cc=new Float32Array(3),Mc=0,Ec=re.identityMat4(),Fc=function(){function e(t,i){var r,s,n;B(this,e),yc.numberOfLayers++,this._layerNumber=Mc++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(r=t.scene,s=r.id,(n=vc[s])||(n=new fc(r),vc[s]=n,n._compile(),n.eagerCreateRenders(),r.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),r.on("destroyed",(function(){delete vc[s],n._destroy()}))),n),this.model=t,this._buffer=new gc,this._dataTextureState=new mc,this._dataTextureGenerator=new bc,this._state=new ci({origin:re.vec3(i.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=i.primitive,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&yc.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,r=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[r]){var s=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/2})),(this._state.numVertices+n>4096*wc||s+o>4096*wc)&&yc.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*wc&&s+o<=4096*wc)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var r=[];t.buckets.forEach((function(e,s){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(s):"".concat(t.id,"#").concat(s),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);r.push(a)}));var s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(r),this.model.numPortions++,this._meshes.push(e),s}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/2/8)*2;yc.overheadSizeAlignementIndices+=2*(i-t.indices.length);var r=new Uint32Array(i);r.fill(0),r.set(t.indices),t.indices=r}var s=t.positionsCompressed,n=t.indices,o=this._buffer;o.positionsCompressed.push(s);var a,l=o.lenPositionsCompressed/3,u=s.length/3;o.lenPositionsCompressed+=s.length;var c,A=0;n&&(A=n.length/2,u<=256?(c=o.indices8Bits,a=o.lenIndices8Bits/2,o.lenIndices8Bits+=n.length):u<=65536?(c=o.indices16Bits,a=o.lenIndices16Bits/2,o.lenIndices16Bits+=n.length):(c=o.indices32Bits,a=o.lenIndices32Bits/2,o.lenIndices32Bits+=n.length),c.push(n));return this._state.numVertices+=u,yc.numberOfGeometries++,{vertexBase:l,numVertices:u,numLines:A,indicesBase:a}}},{key:"_createSubPortion",value:function(e,t){var i,r=e.color,s=e.colors,n=e.opacity,o=e.meshMatrix,a=e.pickColor,l=this._buffer,u=this._state;l.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),l.perObjectInstancePositioningMatrices.push(o||Ec),l.perObjectSolid.push(!!e.solid),s?l.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):r&&l.perObjectColors.push([r[0],r[1],r[2],n]),l.perObjectPickColors.push(a),l.perObjectVertexBases.push(t.vertexBase),i=t.numVertices<=256?u.numIndices8Bits:t.numVertices<=65536?u.numIndices16Bits:u.numIndices32Bits,l.perObjectIndexBaseOffsets.push(i/2-t.indicesBase);var c=this._subPortions.length;if(t.numLines>0){var A,h=2*t.numLines;t.numVertices<=256?(A=l.perLineNumberPortionId8Bits,u.numIndices8Bits+=h,yc.totalLines8Bits+=t.numLines):t.numVertices<=65536?(A=l.perLineNumberPortionId16Bits,u.numIndices16Bits+=h,yc.totalLines16Bits+=t.numLines):(A=l.perLineNumberPortionId32Bits,u.numIndices32Bits+=h,yc.totalLines32Bits+=t.numLines),yc.totalLines+=t.numLines;for(var d=0;d<t.numLines;d+=8)A.push(c)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,yc.numberOfPortions++,c}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dataTextureState,r=this.model.scene.canvas.gl,s=this._buffer;t.gl=r,i.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(r,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(r,s.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(r,s.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(r,s.positionsCompressed,s.lenPositionsCompressed),i.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId8Bits),i.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId16Bits),i.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(i.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(r,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(i.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(r,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(i.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(r,s.indices32Bits,s.lenIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetColor(i[r],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Pc[0]=t[0],Pc[1]=t[1],Pc[2]=t[2],Pc[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(Pc,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,r.RGBA_INTEGER,r.UNSIGNED_BYTE,Pc))}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],s=this._portionToSubPortionsMap[e],n=0,o=s.length;n<o;n++)this._subPortionSetFlags(s[n],t,i,r)}},{key:"_subPortionSetFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=!!(t&We),a=!!(t&Ze),l=!!(t&qe),u=!!(t&$e),c=!!(t&Xe),A=!!(t&Ke);s=!o||A||a?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,n=!o||A?Ro.NOT_RENDERED:u?Ro.SILHOUETTE_SELECTED:l?Ro.SILHOUETTE_HIGHLIGHTED:a?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;var h=o&&!A&&c?Ro.PICK:Ro.NOT_RENDERED,d=this._dataTextureState,p=this.model.scene.canvas.gl;Pc[0]=s,Pc[1]=n,Pc[3]=h,d.texturePerObjectColorsAndFlags._textureData.set(Pc,32*e+8),this._deferredSetFlagsActive||r?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),p.bindTexture(p.TEXTURE_2D,d.texturePerObjectColorsAndFlags._texture),p.texSubImage2D(p.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,p.RGBA_INTEGER,p.UNSIGNED_BYTE,Pc))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=this._portionToSubPortionsMap[e],s=0,n=r.length;s<n;s++)this._subPortionSetFlags2(r[s],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var r=t&Je?255:0,s=this._dataTextureState,n=this.model.scene.canvas.gl;Pc[0]=r,Pc[1]=0,Pc[2]=1,Pc[3]=2,s.texturePerObjectColorsAndFlags._textureData.set(Pc,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,s.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,Pc))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetOffset(i[r],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Cc[0]=t[0],Cc[1]=t[1],Cc[2]=t[2],i.texturePerObjectOffsets._textureData.set(Cc,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectOffsets._texture),r.texSubImage2D(r.TEXTURE_2D,0,0,e,1,1,r.RGB,r.FLOAT,Cc))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetMatrix(i[r],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Bc.set(t),i.texturePerObjectInstanceMatrices._textureData.set(Bc,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,r.RGBA,r.FLOAT,Bc))}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){}},{key:"drawSilhouetteHighlighted",value:function(e,t){}},{key:"drawSilhouetteSelected",value:function(e,t){}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){}},{key:"drawSnap",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),kc=re.vec3(),Ic=re.vec3(),Dc=re.vec3();re.vec3();var Sc=re.vec4(),Tc=re.mat4(),Rc=function(){function e(t,i){B(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=kc;if(f){var m=re.transformPoint3(A,u,Ic);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],d=Ve(s.viewMatrix,g,Tc),(p=Dc)[0]=s.eye[0]-g[0],p[1]=s.eye[1]-g[1],p[2]=s.eye[2]-g[2]}else d=s.viewMatrix,p=s.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(y>0)for(var x=r._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,B=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=B.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var E=x[P];if(u){var F=ze(E.dist,E.dir,u,kc);o.uniform3fv(C.pos,F)}else o.uniform3fv(C.pos,E.pos);o.uniform3fv(C.dir,E.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new jt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var r=this._program;this._uRenderPass=r.getLocation("renderPass"),this._uLightAmbient=r.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var s=i.lights,n=0,o=s.length;n<o;n++)switch(s[n].type){case"dir":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=r.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=r.getLocation("lightDir"+n),this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n)}this._uSceneModelMatrix=r.getLocation("sceneModelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+a),pos:r.getLocation("sectionPlanePos"+a),dir:r.getLocation("sectionPlaneDir"+a)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=r.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=r.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t._lightsState.lights,n=t.camera.project;r.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(var o=0,a=s.length;o<a;o++){var l=s[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}if(this._withSAO){var u=t.sao;if(u.possible){var c=i.drawingBufferWidth,A=i.drawingBufferHeight;Sc[0]=c,Sc[1]=A,Sc[2]=u.blendCutoff,Sc[3]=u.blendFactor,i.uniform4fv(this._uSAOParams,Sc),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){var h=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,h)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,r=t._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// TrianglesDataTextureColorRenderer vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("uniform mat4 sceneModelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),n.push("uniform highp sampler2D uTexturePerObjectMatrix;"),n.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),n.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),n.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),n.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),n.push("uniform vec3 uCameraEyeRtc;"),n.push("vec3 positions[3];"),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("out float isPerspective;")),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("uniform vec4 lightAmbient;");for(var o=0,a=r.lights.length;o<a;o++)"ambient"!==(e=r.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));s&&(n.push("out vec4 vWorldPosition;"),n.push("flat out uint vFlags2;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int polygonIndex = gl_VertexID / 3;"),n.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),n.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),n.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),n.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),n.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),n.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),n.push("if (int(flags.x) != renderPass) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("} else {"),n.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),n.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),n.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),n.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),n.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),n.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),n.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),n.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),n.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),n.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),n.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),n.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),n.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),n.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),n.push("if (color.a == 0u) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("};"),n.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),n.push("vec3 position;"),n.push("position = positions[gl_VertexID % 3];"),n.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),n.push("if (solid != 1u) {"),n.push("if (isPerspectiveMatrix(projMatrix)) {"),n.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),n.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("} else {"),n.push("if (viewNormal.z < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("}"),n.push("}"),n.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),n.push("vec4 viewPosition = viewMatrix * worldPosition; "),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=r.lights.length;l<u;l++)if("ambient"!==(e=r.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = vec3(color.rgb) / 255.0;"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags2 = flags2.r;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// TrianglesDataTextureColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("flat in uint vFlags2;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = vFlags2 > 0u;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { "),r.push("      discard;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):r.push("   outColor            = vColor;"),r.push("}"),r}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Lc=new Float32Array([1,1,1]),Uc=re.vec3(),Oc=re.vec3(),Nc=re.vec3();re.vec3();var Qc=re.mat4(),Vc=function(){function e(t,i){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate,d=s.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==c[0]||0!==c[1]||0!==c[2]){var v=Uc;if(u){var g=Oc;re.transformPoint3(A,u,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],p=Ve(d,v,Qc),(f=Nc)[0]=s.eye[0]-v[0],f[1]=s.eye[1]-v[1],f[2]=s.eye[2]-v[2]}else p=d,f=s.eye;if(o.uniform3fv(this._uCameraEyeRtc,f),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),i===Ro.SILHOUETTE_XRAYED){var m=r.xrayMaterial._state,_=m.fillColor,y=m.fillAlpha;o.uniform4f(this._uColor,_[0],_[1],_[2],y)}else if(i===Ro.SILHOUETTE_HIGHLIGHTED){var b=r.highlightMaterial._state,x=b.fillColor,w=b.fillAlpha;o.uniform4f(this._uColor,x[0],x[1],x[2],w)}else if(i===Ro.SILHOUETTE_SELECTED){var B=r.selectedMaterial._state,P=B.fillColor,C=B.fillAlpha;o.uniform4f(this._uColor,P[0],P[1],P[2],C)}else o.uniform4fv(this._uColor,Lc);if(r.logarithmicDepthBufferEnabled){var M=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,M)}var E=r._sectionPlanesState.getNumAllocatedSectionPlanes(),F=r._sectionPlanesState.sectionPlanes.length;if(E>0)for(var k=r._sectionPlanesState.sectionPlanes,I=t.layerIndex*F,D=n.renderFlags,S=0;S<E;S++){var T=this._uSectionPlanes[S];if(T)if(S<F){var R=D.sectionPlanesActivePerLayer[I+S];if(o.uniform1i(T.active,R?1:0),R){var L=k[S];if(u){var U=ze(L.dist,L.dir,u,Uc);o.uniform3fv(T.pos,U)}else o.uniform3fv(T.pos,L.pos);o.uniform3fv(T.dir,L.dir)}}else o.uniform1i(T.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Hc=new Float32Array([0,0,0,1]),jc=re.vec3(),Gc=re.vec3();re.vec3();var zc=re.mat4(),Wc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=r.rotationMatrixConjugate,d=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=jc;if(f){var m=re.transformPoint3(A,u,Gc);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],p=Ve(d,g,zc)}else p=d;if(o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),i===Ro.EDGES_XRAYED){var _=s.xrayMaterial._state,y=_.edgeColor,b=_.edgeAlpha;o.uniform4f(this._uColor,y[0],y[1],y[2],b)}else if(i===Ro.EDGES_HIGHLIGHTED){var x=s.highlightMaterial._state,w=x.edgeColor,B=x.edgeAlpha;o.uniform4f(this._uColor,w[0],w[1],w[2],B)}else if(i===Ro.EDGES_SELECTED){var P=s.selectedMaterial._state,C=P.edgeColor,M=P.edgeAlpha;o.uniform4f(this._uColor,C[0],C[1],C[2],M)}else o.uniform4fv(this._uColor,Hc);var E=s._sectionPlanesState.getNumAllocatedSectionPlanes(),F=s._sectionPlanesState.sectionPlanes.length;if(E>0)for(var k=s._sectionPlanesState.sectionPlanes,I=t.layerIndex*F,D=r.renderFlags,S=0;S<E;S++){var T=this._uSectionPlanes[S];if(T)if(S<F){var R=D.sectionPlanesActivePerLayer[I+S];if(o.uniform1i(T.active,R?1:0),R){var L=k[S];if(u){var U=ze(L.dist,L.dir,u,jc);o.uniform3fv(T.pos,U)}else o.uniform3fv(T.pos,L.pos);o.uniform3fv(T.dir,L.dir)}}else o.uniform1i(T.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Kc=re.vec3(),Xc=re.vec3(),Jc=re.mat4(),Yc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=r.rotationMatrixConjugate,d=n.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=Kc;if(f){var m=re.transformPoint3(A,u,Xc);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],p=Ve(d,g,Jc)}else p=d;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),y=s._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=s._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=r.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(u){var E=ze(M.dist,M.dir,u,Kc);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Zc=re.vec3(),qc=re.vec3(),$c=re.vec3(),eA=re.mat4(),tA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=e.pickViewMatrix||a.viewMatrix,v=e.pickProjMatrix||a.projMatrix,g=e.pickOrigin||a.eye,m=e.pickProjMatrix?e.pickZFar:a.project.far;c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var _=0!==A[0]||0!==A[1]||0!==A[2],y=0!==h[0]||0!==h[1]||0!==h[2];if(_||y){var b=Zc;if(_){var x=re.transformPoint3(d,A,qc);b[0]=x[0],b[1]=x[1],b[2]=x[2]}else b[0]=0,b[1]=0,b[2]=0;b[0]+=h[0],b[1]+=h[1],b[2]+=h[2],r=Ve(f,b,eA),(s=$c)[0]=g[0]-b[0],s[1]=g[1]-b[1],s[2]=g[2]-b[2]}else r=f,s=g;if(l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,v),l.uniform3fv(this._uCameraEyeRtc,s),l.uniform1i(this._uRenderPass,i),o.logarithmicDepthBufferEnabled){var w=2/(Math.log(m+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,w)}var B=o._sectionPlanesState.getNumAllocatedSectionPlanes(),P=o._sectionPlanesState.sectionPlanes.length;if(B>0)for(var C=o._sectionPlanesState.sectionPlanes,M=t.layerIndex*P,E=n.renderFlags,F=0;F<B;F++){var k=this._uSectionPlanes[F];if(k)if(F<P){var I=E.sectionPlanesActivePerLayer[M+F];if(l.uniform1i(k.active,I?1:0),I){var D=C[F];if(A){var S=ze(D.dist,D.dir,A,Zc);l.uniform3fv(k.pos,S)}else l.uniform3fv(k.pos,D.pos);l.uniform3fv(k.dir,D.dir)}}else l.uniform1i(k.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),iA=re.vec3(),rA=re.vec3(),sA=re.vec3();re.vec3();var nA=re.mat4(),oA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=e.pickViewMatrix||a.viewMatrix,v=e.pickProjMatrix||a.projMatrix,g=e.pickOrigin||a.eye,m=e.pickProjMatrix?e.pickZFar:a.project.far;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){var _=iA;if(A){var y=rA;re.transformPoint3(d,A,y),_[0]=y[0],_[1]=y[1],_[2]=y[2]}else _[0]=0,_[1]=0,_[2]=0;_[0]+=h[0],_[1]+=h[1],_[2]+=h[2],r=Ve(f,_,nA),(s=sA)[0]=g[0]-_[0],s[1]=g[1]-_[1],s[2]=g[2]-_[2],e.snapPickOrigin[0]=_[0],e.snapPickOrigin[1]=_[1],e.snapPickOrigin[2]=_[2]}else r=f,s=g,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(l.uniform3fv(this._uCameraEyeRtc,s),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniform1f(this._uPickZNear,e.pickZNear),l.uniform1f(this._uPickZFar,e.pickZFar),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,v),o.logarithmicDepthBufferEnabled){var b=2/(Math.log(m+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,b)}var x=o._sectionPlanesState.getNumAllocatedSectionPlanes(),w=o._sectionPlanesState.sectionPlanes.length;if(x>0)for(var B=o._sectionPlanesState.sectionPlanes,P=t.layerIndex*w,C=n.renderFlags,M=0;M<x;M++){var E=this._uSectionPlanes[M];if(E)if(M<w){var F=C.sectionPlanesActivePerLayer[P+M];if(l.uniform1i(E.active,F?1:0),F){var k=B[M];if(A){var I=ze(k.dist,k.dir,A,iA);l.uniform3fv(E.pos,I)}else l.uniform3fv(E.pos,k.pos);l.uniform3fv(E.dir,k.dir)}}else l.uniform1i(E.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),aA=re.vec3(),lA=re.vec3(),uA=re.vec3(),cA=re.vec3();re.vec3();var AA=re.mat4(),hA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=t.aabb,v=e.pickViewMatrix||a.viewMatrix,g=aA;g[0]=re.safeInv(f[3]-f[0])*re.MAX_INT,g[1]=re.safeInv(f[4]-f[1])*re.MAX_INT,g[2]=re.safeInv(f[5]-f[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(g[0]),e.snapPickCoordinateScale[1]=re.safeInv(g[1]),e.snapPickCoordinateScale[2]=re.safeInv(g[2]),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==A[0]||0!==A[1]||0!==A[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=lA;if(m){var b=re.transformPoint3(d,A,uA);y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],r=Ve(v,y,AA),(s=cA)[0]=a.eye[0]-y[0],s[1]=a.eye[1]-y[1],s[2]=a.eye[2]-y[2],e.snapPickOrigin[0]=y[0],e.snapPickOrigin[1]=y[1],e.snapPickOrigin[2]=y[2]}else r=v,s=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,s),l.uniform2fv(this.uVectorA,e.snapVectorA),l.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,g),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var x=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,x);var w=o._sectionPlanesState.getNumAllocatedSectionPlanes(),B=o._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*B,M=n.renderFlags,E=0;E<w;E++){var F=this._uSectionPlanes[E];if(F)if(E<B){var k=M.sectionPlanesActivePerLayer[C+E];if(l.uniform1i(F.active,k?1:0),k){var I=P[E];if(A){var D=ze(I.dist,I.dir,A,aA);l.uniform3fv(F.pos,D)}else l.uniform3fv(F.pos,I.pos);l.uniform3fv(F.dir,I.dir)}}else l.uniform1i(F.active,0)}var S="edge"===e.snapMode?l.LINES:l.POINTS;u.numEdgeIndices8Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),l.drawArrays(S,0,u.numEdgeIndices8Bits)),u.numEdgeIndices16Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),l.drawArrays(S,0,u.numEdgeIndices16Bits)),u.numEdgeIndices32Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),l.drawArrays(S,0,u.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),dA=re.vec3(),pA=re.vec3(),fA=re.vec3(),vA=re.vec3();re.vec3();var gA=re.mat4(),mA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=n.rotationMatrixConjugate,f=t.aabb,v=e.pickViewMatrix||a.viewMatrix,g=dA;g[0]=re.safeInv(f[3]-f[0])*re.MAX_INT,g[1]=re.safeInv(f[4]-f[1])*re.MAX_INT,g[2]=re.safeInv(f[5]-f[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(g[0]),e.snapPickCoordinateScale[1]=re.safeInv(g[1]),e.snapPickCoordinateScale[2]=re.safeInv(g[2]),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==A[0]||0!==A[1]||0!==A[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=pA;if(m){var b=fA;re.transformPoint3(d,A,b),y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],r=Ve(v,y,gA),(s=vA)[0]=a.eye[0]-y[0],s[1]=a.eye[1]-y[1],s[2]=a.eye[2]-y[2],e.snapPickOrigin[0]=y[0],e.snapPickOrigin[1]=y[1],e.snapPickOrigin[2]=y[2]}else r=v,s=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,s),l.uniform2fv(this._uVectorA,e.snapVectorA),l.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,g),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,p),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var x=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,x);var w=o._sectionPlanesState.getNumAllocatedSectionPlanes(),B=o._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*B,M=n.renderFlags,E=0;E<w;E++){var F=this._uSectionPlanes[E];if(F)if(E<B){var k=M.sectionPlanesActivePerLayer[C+E];if(l.uniform1i(F.active,k?1:0),k){var I=P[E];if(A){var D=ze(I.dist,I.dir,A,dA);l.uniform3fv(F.pos,D)}else l.uniform3fv(F.pos,I.pos);l.uniform3fv(F.dir,I.dir)}}else l.uniform1i(F.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),_A=re.vec3(),yA=re.vec3(),bA=re.vec3();re.vec3();var xA=re.mat4(),wA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=r.rotationMatrixConjugate,d=e.pickViewMatrix||n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==c[0]||0!==c[1]||0!==c[2]){var v=_A;if(u){var g=yA;re.transformPoint3(A,u,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],p=Ve(d,v,xA),(f=bA)[0]=n.eye[0]-v[0],f[1]=n.eye[1]-v[1],f[2]=n.eye[2]-v[2]}else p=d,f=n.eye;o.uniform3fv(this._uCameraEyeRtc,f),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,p),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0)for(var y=s._sectionPlanesState.sectionPlanes,b=t.layerIndex*_,x=r.renderFlags,w=0;w<m;w++){var B=this._uSectionPlanes[w];if(B)if(w<_){var P=x.sectionPlanesActivePerLayer[b+w];if(o.uniform1i(B.active,P?1:0),P){var C=y[w];if(u){var M=ze(C.dist,C.dir,u,_A);o.uniform3fv(B.pos,M)}else o.uniform3fv(B.pos,C.pos);o.uniform3fv(B.dir,C.dir)}}else o.uniform1i(B.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){var e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),BA=re.vec3(),PA=re.vec3(),CA=re.vec3();re.vec3();var MA=re.mat4(),EA=function(){function e(t){B(this,e),this._scene=t,this._allocate(),this._hash=this._getHash()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var f=0!==u[0]||0!==u[1]||0!==u[2],v=0!==c[0]||0!==c[1]||0!==c[2];if(f||v){var g=BA;if(f){var m=re.transformPoint3(A,u,PA);g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=c[0],g[1]+=c[1],g[2]+=c[2],d=Ve(s.viewMatrix,g,MA),(p=CA)[0]=s.eye[0]-g[0],p[1]=s.eye[1]-g[1],p[2]=s.eye[2]-g[2]}else d=s.viewMatrix,p=s.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_)}var y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(y>0)for(var x=r._sectionPlanesState.sectionPlanes,w=t.layerIndex*b,B=n.renderFlags,P=0;P<y;P++){var C=this._uSectionPlanes[P];if(C)if(P<b){var M=B.sectionPlanesActivePerLayer[w+P];if(o.uniform1i(C.active,M?1:0),M){var E=x[P];if(u){var F=ze(E.dist,E.dir,u,BA);o.uniform3fv(C.pos,F)}else o.uniform3fv(C.pos,E.pos);o.uniform3fv(C.dir,E.dir)}}else o.uniform1i(C.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,s.matrix),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),FA=re.vec3(),kA=re.vec3(),IA=re.vec3();re.vec3();var DA=re.mat4(),SA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=r.rotationMatrixConjugate,h=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));var f=0!==l[0]||0!==l[1]||0!==l[2],v=0!==u[0]||0!==u[1]||0!==u[2];if(f||v){var g=FA;if(f){var m=kA;re.transformPoint3(c,l,m),g[0]=m[0],g[1]=m[1],g[2]=m[2]}else g[0]=0,g[1]=0,g[2]=0;g[0]+=u[0],g[1]+=u[1],g[2]+=u[2],d=Ve(h,g,DA),(p=IA)[0]=n.eye[0]-g[0],p[1]=n.eye[1]-g[1],p[2]=n.eye[2]-g[2]}else d=h,p=n.eye;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,n.viewNormalMatrix),o.uniformMatrix4fv(this._uWorldNormalMatrix,!1,r.worldNormalMatrix);var _=s._sectionPlanesState.getNumAllocatedSectionPlanes(),y=s._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=s._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=r.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(l){var E=ze(M.dist,M.dir,l,FA);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){var r=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(St.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&St.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),TA=re.vec3(),RA=re.vec3(),LA=re.vec3();re.vec3(),re.vec4();var UA=re.mat4(),OA=function(){function e(t,i){B(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=n.rotationMatrixConjugate;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));var d,p,f=e.pickViewMatrix||s.viewMatrix,v=e.pickProjMatrix||s.projMatrix,g=e.pickOrigin||s.eye,m=e.pickProjMatrix?e.pickZFar:s.project.far;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var _=0!==u[0]||0!==u[1]||0!==u[2],y=0!==c[0]||0!==c[1]||0!==c[2];if(_||y){var b=TA;if(_){var x=re.transformPoint3(A,u,RA);b[0]=x[0],b[1]=x[1],b[2]=x[2]}else b[0]=0,b[1]=0,b[2]=0;b[0]+=c[0],b[1]+=c[1],b[2]+=c[2],d=Ve(f,b,UA),(p=LA)[0]=g[0]-b[0],p[1]=g[1]-b[1],p[2]=g[2]-b[2]}else d=f,p=g;if(o.uniform2fv(this._uPickClipPos,e.pickClipPos),o.uniform2f(this._uDrawingBufferSize,o.drawingBufferWidth,o.drawingBufferHeight),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,h),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,v),o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var w=2/(Math.log(m+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,w)}var B=r._sectionPlanesState.getNumAllocatedSectionPlanes(),P=r._sectionPlanesState.sectionPlanes.length;if(B>0)for(var C=r._sectionPlanesState.sectionPlanes,M=t.layerIndex*P,E=n.renderFlags,F=0;F<B;F++){var k=this._uSectionPlanes[F];if(k)if(F<P){var I=E.sectionPlanesActivePerLayer[M+F];if(o.uniform1i(k.active,I?1:0),I){var D=C[F];if(u){var S=ze(D.dist,D.dir,u,TA);o.uniform3fv(k.pos,S)}else o.uniform3fv(k.pos,D.pos);o.uniform3fv(k.dir,D.dir)}}else o.uniform1i(k.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new jt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),NA=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Vc(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new tA(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new oA(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new OA(this._scene)),this._snapRenderer||(this._snapRenderer=new hA(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new mA(this._scene)),this._snapRenderer||(this._snapRenderer=new hA(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Rc(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Rc(this._scene,!0)),this._colorRendererWithSAO}},{key:"colorQualityRendererWithSAO",get:function(){return this._colorQualityRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Vc(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new EA(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new SA(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Wc(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Yc(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new tA(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new OA(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new OA(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new oA(this._scene)),this._pickDepthRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new hA(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new mA(this._scene)),this._snapInitRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new wA(this._scene)),this._occlusionRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}]),e}(),QA={};var VA=C((function e(){B(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]})),HA=function(){function e(){B(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,r,s){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,r,3),this.texturePerObjectInstanceMatrices.bindTexture(e,s,4)}},{key:"bindTriangleIndicesTextures",value:function(e,t,i,r){this.indicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.indicesPerBitnessTextures[r].bindTexture(e,i,6)}},{key:"bindEdgeIndicesTextures",value:function(e,t,i,r){this.edgeIndicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[r].bindTexture(e,i,6)}}]),e}(),jA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(jA,null,4));var e=0;Object.keys(jA).forEach((function(t){t.startsWith("size")&&(e+=jA[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/jA.totalPolygons).toFixed(2)));var t={};Object.keys(jA).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((jA[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var GA=function(){function e(){B(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"createTextureForColorsAndFlags",value:function(e,t,i,r,s,n,o){var a=t.length;this.numPortions=a;var l=4096,u=Math.ceil(a/512);if(0===u)throw"texture height===0";var c=new Uint8Array(16384*u);jA.sizeDataColorsAndFlags+=c.byteLength,jA.numberOfTextures++;for(var A=0;A<a;A++)c.set(t[A],32*A+0),c.set(i[A],32*A+4),c.set([0,0,0,0],32*A+8),c.set([0,0,0,0],32*A+12),c.set([r[A]>>24&255,r[A]>>16&255,r[A]>>8&255,255&r[A]],32*A+16),c.set([s[A]>>24&255,s[A]>>16&255,s[A]>>8&255,255&s[A]],32*A+20),c.set([n[A]>>24&255,n[A]>>16&255,n[A]>>8&255,255&n[A]],32*A+24),c.set([o[A]?1:0,0,0,0],32*A+28);var h=e.createTexture();return e.bindTexture(e.TEXTURE_2D,h),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,u),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,u,e.RGBA_INTEGER,e.UNSIGNED_BYTE,c,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,h,l,u,c)}},{key:"createTextureForObjectOffsets",value:function(e,t){var i=512,r=Math.ceil(t/i);if(0===r)throw"texture height===0";var s=new Float32Array(1536*r).fill(0);jA.sizeDataTextureOffsets+=s.byteLength,jA.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,r,e.RGB,e.FLOAT,s,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,n,i,r,s)}},{key:"createTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);jA.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,a,r,s,n)}},{key:"createTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);jA.sizeDataPositionDecodeMatrices+=n.byteLength,jA.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,a,r,s)}},{key:"createTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*3);jA.sizeDataTextureIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*3);jA.sizeDataTextureIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*3);jA.sizeDataTextureIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor8BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*2);jA.sizeDataTextureEdgeIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor16BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*2);jA.sizeDataTextureEdgeIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureFor32BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*2);jA.sizeDataTextureEdgeIndices+=n.byteLength,jA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new _c(e,c,r,s)}},{key:"createTextureForPositions",value:function(e,t,i){var r=i/3,s=4096,n=Math.ceil(r/s);if(0===n)throw"texture height===0";var o=new Uint16Array(s*n*3);jA.sizeDataTexturePositions+=o.byteLength,jA.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var c=t[a];o.set(c,l),l+=c.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,A,s,n)}},{key:"createTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,r=4096,s=Math.ceil(i/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s);n.set(t,0),jA.sizeDataTexturePortionIds+=n.byteLength,jA.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new _c(e,o,r,s)}}]),e}(),zA=new xa,WA=zA.maxDataTextureHeight,KA=re.vec4(),XA=new Float32Array(16),JA=new Uint8Array(4),YA=new Float32Array(3),ZA=0,qA=re.identityMat4(),$A=function(){function e(t,i){var r,s,n;B(this,e),jA.numberOfLayers++,this._layerNumber=ZA++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(r=t.scene,s=r.id,(n=QA[s])||(n=new NA(r),QA[s]=n,n._compile(),n.eagerCreateRenders(),r.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),r.on("destroyed",(function(){delete QA[s],n._destroy()}))),n),this.model=t,this._buffer=new VA,this._dtxState=new HA,this._dtxTextureFactory=new GA,this._state=new ci({origin:re.vec3(i.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=i.primitive,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&jA.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,r=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[r]){var s=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/3})),(this._state.numVertices+n>4096*WA||s+o>4096*WA)&&jA.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*WA&&s+o<=4096*WA)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var r=[];t.buckets.forEach((function(e,s){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(s):"".concat(t.id,"#").concat(s),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);r.push(a)}));var s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(r),this.model.numPortions++,this._meshes.push(e),s}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/3/8)*3;jA.overheadSizeAlignementIndices+=2*(i-t.indices.length);var r=new Uint32Array(i);r.fill(0),r.set(t.indices),t.indices=r}if(t.edgeIndices){var s=8*Math.ceil(t.edgeIndices.length/2/8)*2;jA.overheadSizeAlignementEdgeIndices+=2*(s-t.edgeIndices.length);var n=new Uint32Array(s);n.fill(0),n.set(t.edgeIndices),t.edgeIndices=n}var o=t.positionsCompressed,a=t.indices,l=t.edgeIndices,u=this._buffer;u.positionsCompressed.push(o);var c,A=u.lenPositionsCompressed/3,h=o.length/3;u.lenPositionsCompressed+=o.length;var d,p,f=0;a&&(f=a.length/3,h<=256?(d=u.indices8Bits,c=u.lenIndices8Bits/3,u.lenIndices8Bits+=a.length):h<=65536?(d=u.indices16Bits,c=u.lenIndices16Bits/3,u.lenIndices16Bits+=a.length):(d=u.indices32Bits,c=u.lenIndices32Bits/3,u.lenIndices32Bits+=a.length),d.push(a));var v,g=0;l&&(g=l.length/2,h<=256?(v=u.edgeIndices8Bits,p=u.lenEdgeIndices8Bits/2,u.lenEdgeIndices8Bits+=l.length):h<=65536?(v=u.edgeIndices16Bits,p=u.lenEdgeIndices16Bits/2,u.lenEdgeIndices16Bits+=l.length):(v=u.edgeIndices32Bits,p=u.lenEdgeIndices32Bits/2,u.lenEdgeIndices32Bits+=l.length),v.push(l));return this._state.numVertices+=h,jA.numberOfGeometries++,{vertexBase:A,numVertices:h,numTriangles:f,numEdges:g,indicesBase:c,edgeIndicesBase:p}}},{key:"_createSubPortion",value:function(e,t,i,r){var s=e.color;e.metallic,e.roughness;var n,o,a=e.colors,l=e.opacity,u=e.meshMatrix,c=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(u||qA),A.perObjectSolid.push(!!e.solid),a?A.perObjectColors.push([255*a[0],255*a[1],255*a[2],255]):s&&A.perObjectColors.push([s[0],s[1],s[2],l]),A.perObjectPickColors.push(c),A.perObjectVertexBases.push(t.vertexBase),n=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(n/3-t.indicesBase),o=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(o/2-t.edgeIndicesBase);var d=this._subPortions.length;if(t.numTriangles>0){var p,f=3*t.numTriangles;t.numVertices<=256?(p=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=f,jA.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(p=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=f,jA.totalPolygons16Bits+=t.numTriangles):(p=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=f,jA.totalPolygons32Bits+=t.numTriangles),jA.totalPolygons+=t.numTriangles;for(var v=0;v<t.numTriangles;v+=8)p.push(d)}if(t.numEdges>0){var g,m=2*t.numEdges;t.numVertices<=256?(g=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=m,jA.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(g=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=m,jA.totalEdges16Bits+=t.numEdges):(g=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=m,jA.totalEdges32Bits+=t.numEdges),jA.totalEdges+=t.numEdges;for(var _=0;_<t.numEdges;_+=8)g.push(d)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[d]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,jA.numberOfPortions++,d}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dtxState,r=this.model.scene.canvas.gl,s=this._buffer;t.gl=r,i.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(r,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(r,s.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(r,s.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(r,s.positionsCompressed,s.lenPositionsCompressed),i.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId8Bits),i.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId16Bits),i.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(i.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(i.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(i.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(i.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(r,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(i.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(r,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(i.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(r,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(i.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(r,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(i.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(r,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(i.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(r,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"isEmpty",value:function(){return 0===this._numPortions}},{key:"initFlags",value:function(e,t,i){t&We&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&qe&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&Ze&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&$e&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Je&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&et&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Xe&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Ke&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&We?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ze?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Je?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetColor(i[r],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;if(JA[0]=t[0],JA[1]=t[1],JA[2]=t[2],JA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(JA,32*e),this._deferredSetFlagsActive)return console.info("_subPortionSetColor defer"),void(this._deferredSetFlagsDirty=!0);++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),console.info("_subPortionSetColor write through"),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,r.RGBA_INTEGER,r.UNSIGNED_BYTE,JA)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],s=this._portionToSubPortionsMap[e],n=0,o=s.length;n<o;n++)this._subPortionSetFlags(s[n],t,i,r)}},{key:"_subPortionSetFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=!!(t&We),a=!!(t&Ze),l=!!(t&qe),u=!!(t&$e),c=!!(t&et),A=!!(t&Xe),h=!!(t&Ke);s=!o||h||a||l&&!this.model.scene.highlightMaterial.glowThrough||u&&!this.model.scene.selectedMaterial.glowThrough?Ro.NOT_RENDERED:i?Ro.COLOR_TRANSPARENT:Ro.COLOR_OPAQUE,n=!o||h?Ro.NOT_RENDERED:u?Ro.SILHOUETTE_SELECTED:l?Ro.SILHOUETTE_HIGHLIGHTED:a?Ro.SILHOUETTE_XRAYED:Ro.NOT_RENDERED;var d=0;d=!o||h?Ro.NOT_RENDERED:u?Ro.EDGES_SELECTED:l?Ro.EDGES_HIGHLIGHTED:a?Ro.EDGES_XRAYED:c?i?Ro.EDGES_COLOR_TRANSPARENT:Ro.EDGES_COLOR_OPAQUE:Ro.NOT_RENDERED;var p=o&&!h&&A?Ro.PICK:Ro.NOT_RENDERED,f=this._dtxState,v=this.model.scene.canvas.gl;JA[0]=s,JA[1]=n,JA[2]=d,JA[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(JA,32*e+8),this._deferredSetFlagsActive||r?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),v.bindTexture(v.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),v.texSubImage2D(v.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,v.RGBA_INTEGER,v.UNSIGNED_BYTE,JA))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=this._portionToSubPortionsMap[e],s=0,n=r.length;s<n;s++)this._subPortionSetFlags2(r[s],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var r=t&Je?255:0,s=this._dtxState,n=this.model.scene.canvas.gl;JA[0]=r,JA[1]=0,JA[2]=1,JA[3]=2,s.texturePerObjectColorsAndFlags._textureData.set(JA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,s.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,JA))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetOffset(i[r],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;YA[0]=t[0],YA[1]=t[1],YA[2]=t[2],i.texturePerObjectOffsets._textureData.set(YA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectOffsets._texture),r.texSubImage2D(r.TEXTURE_2D,0,0,e,1,1,r.RGB,r.FLOAT,YA))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetMatrix(i[r],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;XA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(XA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,r.RGBA,r.FLOAT,XA))}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._state,r=this._portionToSubPortionsMap[e];if(r)for(var s=0,n=r.length;s<n;s++){var o=r[s],a=this._subPortionReadableGeometries[o],l=a.positionsCompressed,u=a.positionsDecodeMatrix;a.meshMatrix;for(var c=i.origin,A=c[0],h=c[1],d=c[2],p=KA,f=0,v=l.length;f<v;f+=3)p[0]=l[f],p[1]=l[f+1],p[2]=l[f+2],p[3]=1,re.decompressPosition(p,u),re.transformPoint4(this.model.worldMatrix,p),re.transformPoint4(this.model.worldMatrix,p),p[0]+=A,p[1]+=h,p[2]+=d,t(p)}else this.model.error("portion not found: "+e)}}},{key:"getEachIndex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._portionToSubPortionsMap[e];if(i)for(var r=0,s=i.length;r<s;r++)for(var n=i[r],o=this._subPortionReadableGeometries[n].indices,a=0,l=o.length;a<l;a++)t(o[a]);else this.model.error("portion not found: "+e)}}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ro.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ro.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ro.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ro.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ro.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ro.COLOR_OPAQUE))}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickDepths",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ro.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,Ro.PICK))}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),eh=function(){function e(t){B(this,e),this.id=t.id,this.colorTexture=t.colorTexture,this.alphaCutoff=t.alphaCutoff,this.metallicRoughnessTexture=t.metallicRoughnessTexture,this.normalsTexture=t.normalsTexture,this.emissiveTexture=t.emissiveTexture,this.occlusionTexture=t.occlusionTexture}return C(e,[{key:"destroy",value:function(){}}]),e}(),th=function(){function e(t){B(this,e),this.id=t.id,this.texture=t.texture}return C(e,[{key:"destroy",value:function(){this.texture&&(this.texture.destroy(),this.texture=null)}}]),e}(),ih={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}},rh=function(){function e(t,i,r){B(this,e),this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=t,this.onProgress=i,this.onError=r}return C(e,[{key:"itemStart",value:function(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}},{key:"itemEnd",value:function(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}},{key:"itemError",value:function(e){void 0!==this.onError&&this.onError(e)}},{key:"resolveURL",value:function(e){return this.urlModifier?this.urlModifier(e):e}},{key:"setURLModifier",value:function(e){return this.urlModifier=e,this}},{key:"addHandler",value:function(e,t){return this.handlers.push(e,t),this}},{key:"removeHandler",value:function(e){var t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}},{key:"getHandler",value:function(e){for(var t=0,i=this.handlers.length;t<i;t+=2){var r=this.handlers[t],s=this.handlers[t+1];if(r.global&&(r.lastIndex=0),r.test(e))return s}return null}}]),e}(),sh=new rh,nh=function(){function e(t){B(this,e),this.manager=void 0!==t?t:sh,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}return C(e,[{key:"load",value:function(){}},{key:"loadAsync",value:function(e,t){var i=this;return new Promise((function(r,s){i.load(e,r,t,s)}))}},{key:"parse",value:function(){}},{key:"setCrossOrigin",value:function(e){return this.crossOrigin=e,this}},{key:"setWithCredentials",value:function(e){return this.withCredentials=e,this}},{key:"setPath",value:function(e){return this.path=e,this}},{key:"setResourcePath",value:function(e){return this.resourcePath=e,this}},{key:"setRequestHeader",value:function(e){return this.requestHeader=e,this}}]),e}(),oh={},ah=function(e){g(i,nh);var t=_(i);function i(e){return B(this,i),t.call(this,e)}return C(i,[{key:"load",value:function(e,t,i,r){var s=this;void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);var n=ih.get(e);if(void 0!==n)return this.manager.itemStart(e),we.scheduleTask((function(){t&&t(n),s.manager.itemEnd(e)}),0),n;if(void 0===oh[e]){oh[e]=[],oh[e].push({onLoad:t,onProgress:i,onError:r});var o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,l=this.responseType;fetch(o).then((function(t){if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;var i=oh[e],r=t.body.getReader(),s=t.headers.get("Content-Length"),n=s?parseInt(s):0,o=0!==n,a=0,l=new ReadableStream({start:function(e){!function t(){r.read().then((function(r){var s=r.done,l=r.value;if(s)e.close();else{a+=l.byteLength;for(var u=new ProgressEvent("progress",{lengthComputable:o,loaded:a,total:n}),c=0,A=i.length;c<A;c++){var h=i[c];h.onProgress&&h.onProgress(u)}e.enqueue(l),t()}}))}()}});return new Response(l)}throw Error('fetch for "'.concat(t.url,'" responded with ').concat(t.status,": ").concat(t.statusText))})).then((function(e){switch(l){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((function(e){return(new DOMParser).parseFromString(e,a)}));case"json":return e.json();default:if(void 0===a)return e.text();var t=/charset="?([^;"\s]*)"?/i.exec(a),i=t&&t[1]?t[1].toLowerCase():void 0,r=new TextDecoder(i);return e.arrayBuffer().then((function(e){return r.decode(e)}))}})).then((function(t){ih.add(e,t);var i=oh[e];delete oh[e];for(var r=0,s=i.length;r<s;r++){var n=i[r];n.onLoad&&n.onLoad(t)}})).catch((function(t){var i=oh[e];if(void 0===i)throw s.manager.itemError(e),t;delete oh[e];for(var r=0,n=i.length;r<n;r++){var o=i[r];o.onError&&o.onError(t)}s.manager.itemError(e)})).finally((function(){s.manager.itemEnd(e)})),this.manager.itemStart(e)}else oh[e].push({onLoad:t,onProgress:i,onError:r})}},{key:"setResponseType",value:function(e){return this.responseType=e,this}},{key:"setMimeType",value:function(e){return this.mimeType=e,this}}]),i}(),lh=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:4;B(this,e),this.pool=t,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}return C(e,[{key:"_initWorker",value:function(e){if(!this.workers[e]){var t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}},{key:"_getIdleWorker",value:function(){for(var e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}},{key:"_onMessage",value:function(e,t){var i=this.workersResolve[e];if(i&&i(t),this.queue.length){var r=this.queue.shift(),s=r.resolve,n=r.msg,o=r.transfer;this.workersResolve[e]=s,this.workers[e].postMessage(n,o)}else this.workerStatus^=1<<e}},{key:"setWorkerCreator",value:function(e){this.workerCreator=e}},{key:"setWorkerLimit",value:function(e){this.pool=e}},{key:"postMessage",value:function(e,t){var i=this;return new Promise((function(r){var s=i._getIdleWorker();-1!==s?(i._initWorker(s),i.workerStatus|=1<<s,i.workersResolve[s]=r,i.workers[s].postMessage(e,t)):i.queue.push({resolve:r,msg:e,transfer:t})}))}},{key:"destroy",value:function(){this.workers.forEach((function(e){return e.terminate()})),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}]),e}(),uh=0,ch=function(){function e(t){var i=t.viewer,r=t.transcoderPath,s=t.workerLimit;B(this,e),this._transcoderPath=r||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new lh,this._workerSourceURL="",s&&this._workerPool.setWorkerLimit(s);var n=i.capabilities;this._workerConfig={astcSupported:n.astcSupported,etc1Supported:n.etc1Supported,etc2Supported:n.etc2Supported,dxtSupported:n.dxtSupported,bptcSupported:n.bptcSupported,pvrtcSupported:n.pvrtcSupported},this._supportedFileTypes=["xkt2"]}return C(e,[{key:"_init",value:function(){var t=this;if(!this._transcoderPending){var i=new ah;i.setPath(this._transcoderPath),i.setWithCredentials(this.withCredentials);var r=i.loadAsync("basis_transcoder.js"),s=new ah;s.setPath(this._transcoderPath),s.setResponseType("arraybuffer"),s.setWithCredentials(this.withCredentials);var n=s.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([r,n]).then((function(i){var r=A(i,2),s=r[0],n=r[1],o=e.BasisWorker.toString(),a=["/* constants */","let _EngineFormat = "+JSON.stringify(e.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(e.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(e.BasisFormat),"/* basis_transcoder.js */",s,"/* worker */",o.substring(o.indexOf("{")+1,o.lastIndexOf("}"))].join("\n");t._workerSourceURL=URL.createObjectURL(new Blob([a])),t._transcoderBinary=n,t._workerPool.setWorkerCreator((function(){var e=new Worker(t._workerSourceURL),i=t._transcoderBinary.slice(0);return e.postMessage({type:"init",config:t._workerConfig,transcoderBinary:i},[i]),e}))})),uh>0&&console.warn("KTX2TextureTranscoder: Multiple active KTX2TextureTranscoder may cause performance issues. Use a single KTX2TextureTranscoder instance, or call .dispose() on old instances."),uh++}return this._transcoderPending}},{key:"transcode",value:function(e,t){var i=this,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return new Promise((function(s,n){var o=r;i._init().then((function(){return i._workerPool.postMessage({type:"transcode",buffers:e,taskConfig:o},e)})).then((function(e){var i=e.data,r=i.mipmaps,o=(i.width,i.height,i.format),a=i.type,l=i.error,u=i.dfdTransferFn,c=i.dfdFlags;if("error"===a)return n(l);t.setCompressedData({mipmaps:r,props:{format:o,minFilter:1===r.length?1006:1008,magFilter:1===r.length?1006:1008,encoding:2===u?3001:3e3,premultiplyAlpha:!!(1&c)}}),s()}))}))}},{key:"destroy",value:function(){URL.revokeObjectURL(this._workerSourceURL),this._workerPool.destroy(),uh--}}]),e}();ch.BasisFormat={ETC1S:0,UASTC_4x4:1},ch.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},ch.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},ch.BasisWorker=function(){var e,t,i,r=_EngineFormat,s=_TranscoderFormat,n=_BasisFormat;self.addEventListener("message",(function(o){var c,A=o.data;switch(A.type){case"init":e=A.config,c=A.transcoderBinary,t=new Promise((function(e){i={wasmBinary:c,onRuntimeInitialized:e},BASIS(i)})).then((function(){i.initializeBasis(),void 0===i.KTX2File&&console.warn("KTX2TextureTranscoder: Please update Basis Universal transcoder.")}));break;case"transcode":t.then((function(){try{for(var t=function(t){var o=new i.KTX2File(new Uint8Array(t));function c(){o.close(),o.delete()}if(!o.isValid())throw c(),new Error("KTX2TextureTranscoder: Invalid or unsupported .ktx2 file");var A=o.isUASTC()?n.UASTC_4x4:n.ETC1S,h=o.getWidth(),d=o.getHeight(),p=o.getLevels(),f=o.getHasAlpha(),v=o.getDFDTransferFunc(),g=o.getDFDFlags(),m=function(t,i,o,c){for(var A,h,d=t===n.ETC1S?a:l,p=0;p<d.length;p++){var f=d[p];if(e[f.if]&&(f.basisFormat.includes(t)&&!(c&&f.transcoderFormat.length<2)&&(!f.needsPowerOfTwo||u(i)&&u(o))))return{transcoderFormat:A=f.transcoderFormat[c?1:0],engineFormat:h=f.engineFormat[c?1:0]}}return console.warn("KTX2TextureTranscoder: No suitable compressed texture format found. 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 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
@@ -33,4 +33,4 @@ INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 PERFORMANCE OF THIS SOFTWARE.
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e>=48&&e<=57},zf=function(e){return Gf(e)||e>=65&&e<=70||e>=97&&e<=102},Wf=function(e){return 10===e||9===e||32===e},Kf=function(e){return function(e){return function(e){return e>=97&&e<=122}(e)||function(e){return e>=65&&e<=90}(e)}(e)||function(e){return e>=128}(e)||95===e},Xf=function(e){return Kf(e)||Gf(e)||45===e},Jf=function(e){return e>=0&&e<=8||11===e||e>=14&&e<=31||127===e},Yf=function(e,t){return 92===e&&10!==t},Zf=function(e,t,i){return 45===e?Kf(t)||Yf(t,i):!!Kf(e)||!(92!==e||!Yf(e,t))},qf=function(e,t,i){return 43===e||45===e?!!Gf(t)||46===t&&Gf(i):Gf(46===e?t:e)},$f=function(e){var t=0,i=1;43!==e[t]&&45!==e[t]||(45===e[t]&&(i=-1),t++);for(var r=[];Gf(e[t]);)r.push(e[t++]);var s=r.length?parseInt(Kp.apply(void 0,r),10):0;46===e[t]&&t++;for(var n=[];Gf(e[t]);)n.push(e[t++]);var o=n.length,a=o?parseInt(Kp.apply(void 0,n),10):0;69!==e[t]&&101!==e[t]||t++;var l=1;43!==e[t]&&45!==e[t]||(45===e[t]&&(l=-1),t++);for(var u=[];Gf(e[t]);)u.push(e[t++]);var c=u.length?parseInt(Kp.apply(void 0,u),10):0;return i*(s+a*Math.pow(10,-o))*Math.pow(10,l*c)},ev={type:2},tv={type:3},iv={type:4},rv={type:13},sv={type:8},nv={type:21},ov={type:9},av={type:10},lv={type:11},uv={type:12},cv={type:14},Av={type:23},hv={type:1},dv={type:25},pv={type:24},fv={type:26},vv={type:27},gv={type:28},mv={type:29},_v={type:31},yv={type:32},bv=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(Wp(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==yv;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),r=this.peekCodePoint(2);if(Xf(t)||Yf(i,r)){var s=Zf(t,i,r)?2:1;return{type:5,value:this.consumeName(),flags:s}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),rv;break;case 39:return this.consumeStringToken(39);case 40:return ev;case 41:return tv;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),cv;break;case 43:if(qf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return iv;case 45:var n=e,o=this.peekCodePoint(0),a=this.peekCodePoint(1);if(qf(n,o,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(Zf(n,o,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===o&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),pv;break;case 46:if(qf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return fv;case 59:return vv;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),dv;break;case 64:var u=this.peekCodePoint(0),c=this.peekCodePoint(1),A=this.peekCodePoint(2);if(Zf(u,c,A))return{type:7,value:this.consumeName()};break;case 91:return gv;case 92:if(Yf(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return mv;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),sv;break;case 123:return lv;case 125:return uv;case 117:case 85:var h=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==h||!zf(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),ov;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),nv;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),av;break;case-1:return yv}return Wf(e)?(this.consumeWhiteSpace(),_v):Gf(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):Kf(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:Kp(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();zf(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(Kp.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(Kp.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var r=parseInt(Kp.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&zf(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var s=[];zf(t)&&s.length<6;)s.push(t),t=this.consumeCodePoint();return{type:30,start:r,end:parseInt(Kp.apply(void 0,s),16)}}return{type:30,start:r,end:r}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),Av)}for(;;){var r=this.consumeCodePoint();if(-1===r||41===r)return{type:22,value:Kp.apply(void 0,e)};if(Wf(r))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:Kp.apply(void 0,e)}):(this.consumeBadUrlRemnants(),Av);if(34===r||39===r||40===r||Jf(r))return this.consumeBadUrlRemnants(),Av;if(92===r){if(!Yf(r,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),Av;e.push(this.consumeEscapedCodePoint())}else e.push(r)}},e.prototype.consumeWhiteSpace=function(){for(;Wf(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;Yf(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=Kp.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var r=this._value[i];if(-1===r||void 0===r||r===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===r)return this._value.splice(0,i),hv;if(92===r){var s=this._value[i+1];-1!==s&&void 0!==s&&(10===s?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):Yf(r,s)&&(t+=this.consumeStringSlice(i),t+=Kp(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());Gf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var r=this.peekCodePoint(1);if(46===i&&Gf(r))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Gf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),r=this.peekCodePoint(1);var s=this.peekCodePoint(2);if((69===i||101===i)&&((43===r||45===r)&&Gf(s)||Gf(r)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Gf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[$f(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],r=this.peekCodePoint(0),s=this.peekCodePoint(1),n=this.peekCodePoint(2);return Zf(r,s,n)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===r?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(zf(e)){for(var t=Kp(e);zf(this.peekCodePoint(0))&&t.length<6;)t+=Kp(this.consumeCodePoint());Wf(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(Xf(t))e+=Kp(t);else{if(!Yf(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=Kp(this.consumeEscapedCodePoint())}}},e}(),xv=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new bv;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Iv(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?yv:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),wv=function(e){return 15===e.type},Bv=function(e){return 17===e.type},Pv=function(e){return 20===e.type},Cv=function(e){return 0===e.type},Mv=function(e,t){return Pv(e)&&e.value===t},Ev=function(e){return 31!==e.type},Fv=function(e){return 31!==e.type&&4!==e.type},kv=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Iv=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Dv=function(e){return 17===e.type||15===e.type},Sv=function(e){return 16===e.type||Dv(e)},Tv=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Rv={type:17,number:0,flags:4},Lv={type:16,number:50,flags:4},Uv={type:16,number:100,flags:4},Ov=function(e,t,i){var r=e[0],s=e[1];return[Nv(r,t),Nv(void 0!==s?s:r,i)]},Nv=function(e,t){if(16===e.type)return e.number/100*t;if(wv(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},Qv=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return Math.PI/200*t.number;case"rad":return t.number;case"turn":return 2*Math.PI*t.number}throw new Error("Unsupported angle type")},Vv=function(e){return 15===e.type&&("deg"===e.unit||"grad"===e.unit||"rad"===e.unit||"turn"===e.unit)},Hv=function(e){switch(e.filter(Pv).map((function(e){return e.value})).join(" ")){case"to bottom right":case"to right bottom":case"left top":case"top left":return[Rv,Rv];case"to top":case"bottom":return jv(0);case"to bottom left":case"to left bottom":case"right top":case"top right":return[Rv,Uv];case"to right":case"left":return jv(90);case"to top left":case"to left top":case"right bottom":case"bottom right":return[Uv,Uv];case"to bottom":case"top":return jv(180);case"to top right":case"to right top":case"left bottom":case"bottom left":return[Uv,Rv];case"to left":case"right":return jv(270)}return 0},jv=function(e){return Math.PI*e/180},Gv=function(e,t){if(18===t.type){var i=qv[t.name];if(void 0===i)throw new Error('Attempting to parse an unsupported color 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Ky(i.left+B/2,i.top+b/2),this.topRightBorderStroke=s>0||n>0?qy(i.left+g,i.top+b/2,a-x/2,l-b/2,wy.TOP_RIGHT):new Ky(i.left+i.width-x/2,i.top+b/2),this.bottomRightBorderStroke=c>0||A>0?qy(i.left+_,i.top+m,c-x/2,A-w/2,wy.BOTTOM_RIGHT):new Ky(i.left+i.width-x/2,i.top+i.height-w/2),this.bottomLeftBorderStroke=d>0||p>0?qy(i.left+B/2,i.top+y,d-B/2,p-w/2,wy.BOTTOM_LEFT):new Ky(i.left+B/2,i.top+i.height-w/2),this.topLeftBorderBox=s>0||n>0?qy(i.left,i.top,s,n,wy.TOP_LEFT):new Ky(i.left,i.top),this.topRightBorderBox=a>0||l>0?qy(i.left+g,i.top,a,l,wy.TOP_RIGHT):new Ky(i.left+i.width,i.top),this.bottomRightBorderBox=c>0||A>0?qy(i.left+_,i.top+m,c,A,wy.BOTTOM_RIGHT):new Ky(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?qy(i.left,i.top+y,d,p,wy.BOTTOM_LEFT):new Ky(i.left,i.top+i.height),this.topLeftPaddingBox=s>0||n>0?qy(i.left+B,i.top+b,Math.max(0,s-B),Math.max(0,n-b),wy.TOP_LEFT):new Ky(i.left+B,i.top+b),this.topRightPaddingBox=a>0||l>0?qy(i.left+Math.min(g,i.width-x),i.top+b,g>i.width+x?0:Math.max(0,a-x),Math.max(0,l-b),wy.TOP_RIGHT):new Ky(i.left+i.width-x,i.top+b),this.bottomRightPaddingBox=c>0||A>0?qy(i.left+Math.min(_,i.width-B),i.top+Math.min(m,i.height-w),Math.max(0,c-x),Math.max(0,A-w),wy.BOTTOM_RIGHT):new Ky(i.left+i.width-x,i.top+i.height-w),this.bottomLeftPaddingBox=d>0||p>0?qy(i.left+B,i.top+Math.min(y,i.height-w),Math.max(0,d-B),Math.max(0,p-w),wy.BOTTOM_LEFT):new Ky(i.left+B,i.top+i.height-w),this.topLeftContentBox=s>0||n>0?qy(i.left+B+E,i.top+b+P,Math.max(0,s-(B+E)),Math.max(0,n-(b+P)),wy.TOP_LEFT):new Ky(i.left+B+E,i.top+b+P),this.topRightContentBox=a>0||l>0?qy(i.left+Math.min(g,i.width+B+E),i.top+b+P,g>i.width+B+E?0:a-B+E,l-(b+P),wy.TOP_RIGHT):new Ky(i.left+i.width-(x+C),i.top+b+P),this.bottomRightContentBox=c>0||A>0?qy(i.left+Math.min(_,i.width-(B+E)),i.top+Math.min(m,i.height+b+P),Math.max(0,c-(x+C)),A-(w+M),wy.BOTTOM_RIGHT):new Ky(i.left+i.width-(x+C),i.top+i.height-(w+M)),this.bottomLeftContentBox=d>0||p>0?qy(i.left+B+E,i.top+y,Math.max(0,d-(B+E)),p-(w+M),wy.BOTTOM_LEFT):new Ky(i.left+B+E,i.top+i.height-(w+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(wy||(wy={}));var qy=function(e,t,i,r,s){var n=(Math.sqrt(2)-1)/3*4,o=i*n,a=r*n,l=e+i,u=t+r;switch(s){case wy.TOP_LEFT:return new Jy(new Ky(e,u),new Ky(e,u-a),new Ky(l-o,t),new Ky(l,t));case wy.TOP_RIGHT:return new Jy(new Ky(e,t),new Ky(e+o,t),new Ky(l,u-a),new Ky(l,u));case wy.BOTTOM_RIGHT:return new Jy(new Ky(l,t),new Ky(l,t+a),new Ky(e+o,u),new Ky(e,u));case wy.BOTTOM_LEFT:default:return new Jy(new Ky(l,u),new Ky(l-o,u),new Ky(e,t+a),new Ky(e,t))}},$y=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},eb=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},tb=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},ib=function(e,t){this.path=e,this.target=t,this.type=1},rb=function(e){this.opacity=e,this.type=2,this.target=6},sb=function(e){return 1===e.type},nb=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},ob=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},ab=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new Zy(this.container),this.container.styles.opacity<1&&this.effects.push(new rb(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,r=this.container.bounds.top+this.container.styles.transformOrigin[1].number,s=this.container.styles.transform;this.effects.push(new tb(i,r,s))}if(0!==this.container.styles.overflowX){var n=$y(this.curves),o=eb(this.curves);nb(n,o)?this.effects.push(new ib(n,6)):(this.effects.push(new ib(n,2)),this.effects.push(new ib(o,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,r=this.effects.slice(0);i;){var s=i.effects.filter((function(e){return!sb(e)}));if(t||0!==i.container.styles.position||!i.parent){if(r.unshift.apply(r,s),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var n=$y(i.curves),o=eb(i.curves);nb(n,o)||r.unshift(new ib(o,6))}}else r.unshift.apply(r,s);i=i.parent}return r.filter((function(t){return Sm(t.target,e)}))},e}(),lb=function e(t,i,r,s){t.container.elements.forEach((function(n){var o=Sm(n.flags,4),a=Sm(n.flags,2),l=new ab(n,t);Sm(n.styles.display,2048)&&s.push(l);var u=Sm(n.flags,8)?[]:s;if(o||a){var c=o||n.styles.isPositioned()?r:i,A=new ob(l);if(n.styles.isPositioned()||n.styles.opacity<1||n.styles.isTransformed()){var h=n.styles.zIndex.order;if(h<0){var d=0;c.negativeZIndex.some((function(e,t){return h>e.element.container.styles.zIndex.order?(d=t,!1):d>0})),c.negativeZIndex.splice(d,0,A)}else if(h>0){var p=0;c.positiveZIndex.some((function(e,t){return h>=e.element.container.styles.zIndex.order?(p=t+1,!1):p>0})),c.positiveZIndex.splice(p,0,A)}else c.zeroOrAutoZIndexOrTransformedOrOpacity.push(A)}else n.styles.isFloating()?c.nonPositionedFloats.push(A):c.nonPositionedInlineLevel.push(A);e(l,A,o?A:r,u)}else n.styles.isInlineLevel()?i.inlineLevel.push(l):i.nonInlineLevel.push(l),e(l,i,r,u);Sm(n.flags,8)&&ub(n,u)}))},ub=function(e,t){for(var i=e instanceof S_?e.start:1,r=e instanceof S_&&e.reversed,s=0;s<t.length;s++){var n=t[s];n.container instanceof D_&&"number"==typeof n.container.value&&0!==n.container.value&&(i=n.container.value),n.listValue=by(i,n.container.styles.listStyleType,!0),i+=r?-1:1}},cb=function(e){var t=new ab(e,null),i=new ob(t),r=[];return lb(t,i,i,r),ub(t.container,r),i},Ab=function(e,t){switch(t){case 0:return db(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return db(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return db(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return db(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},hb=function(e,t){var i=[];return Yy(e)?i.push(e.subdivide(.5,!1)):i.push(e),Yy(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},db=function(e,t,i,r){var s=[];return Yy(e)?s.push(e.subdivide(.5,!1)):s.push(e),Yy(i)?s.push(i.subdivide(.5,!0)):s.push(i),Yy(r)?s.push(r.subdivide(.5,!0).reverse()):s.push(r),Yy(t)?s.push(t.subdivide(.5,!1).reverse()):s.push(t),s},pb=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},fb=function(e){var t=e.styles,i=e.bounds,r=Nv(t.paddingLeft,i.width),s=Nv(t.paddingRight,i.width),n=Nv(t.paddingTop,i.width),o=Nv(t.paddingBottom,i.width);return i.add(r+t.borderLeftWidth,n+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+r+s),-(t.borderTopWidth+t.borderBottomWidth+n+o))},vb=function(e,t,i){var r=function(e,t){return 0===e?t.bounds:2===e?fb(t):pb(t)}(yb(e.styles.backgroundOrigin,t),e),s=function(e,t){return 0===e?t.bounds:2===e?fb(t):pb(t)}(yb(e.styles.backgroundClip,t),e),n=_b(yb(e.styles.backgroundSize,t),i,r),o=n[0],a=n[1],l=Ov(yb(e.styles.backgroundPosition,t),r.width-o,r.height-a);return[bb(yb(e.styles.backgroundRepeat,t),l,n,r,s),Math.round(r.left+l[0]),Math.round(r.top+l[1]),o,a]},gb=function(e){return Pv(e)&&e.value===Ag.AUTO},mb=function(e){return"number"==typeof e},_b=function(e,t,i){var r=t[0],s=t[1],n=t[2],o=e[0],a=e[1];if(!o)return[0,0];if(Sv(o)&&a&&Sv(a))return[Nv(o,i.width),Nv(a,i.height)];var l=mb(n);if(Pv(o)&&(o.value===Ag.CONTAIN||o.value===Ag.COVER))return mb(n)?i.width/i.height<n!=(o.value===Ag.COVER)?[i.width,i.width/n]:[i.height*n,i.height]:[i.width,i.height];var u=mb(r),c=mb(s),A=u||c;if(gb(o)&&(!a||gb(a)))return u&&c?[r,s]:l||A?A&&l?[u?r:s*n,c?s:r/n]:[u?r:i.width,c?s:i.height]:[i.width,i.height];if(l){var h=0,d=0;return Sv(o)?h=Nv(o,i.width):Sv(a)&&(d=Nv(a,i.height)),gb(o)?h=d*n:a&&!gb(a)||(d=h/n),[h,d]}var p=null,f=null;if(Sv(o)?p=Nv(o,i.width):a&&Sv(a)&&(f=Nv(a,i.height)),null===p||a&&!gb(a)||(f=u&&c?p/r*s:i.height),null!==f&&gb(o)&&(p=u&&c?f/s*r:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},yb=function(e,t){var i=e[t];return void 0===i?e[0]:i},bb=function(e,t,i,r,s){var n=t[0],o=t[1],a=i[0],l=i[1];switch(e){case 2:return[new Ky(Math.round(r.left),Math.round(r.top+o)),new Ky(Math.round(r.left+r.width),Math.round(r.top+o)),new Ky(Math.round(r.left+r.width),Math.round(l+r.top+o)),new Ky(Math.round(r.left),Math.round(l+r.top+o))];case 3:return[new Ky(Math.round(r.left+n),Math.round(r.top)),new Ky(Math.round(r.left+n+a),Math.round(r.top)),new Ky(Math.round(r.left+n+a),Math.round(r.height+r.top)),new Ky(Math.round(r.left+n),Math.round(r.height+r.top))];case 1:return[new Ky(Math.round(r.left+n),Math.round(r.top+o)),new Ky(Math.round(r.left+n+a),Math.round(r.top+o)),new Ky(Math.round(r.left+n+a),Math.round(r.top+o+l)),new Ky(Math.round(r.left+n),Math.round(r.top+o+l))];default:return[new Ky(Math.round(s.left),Math.round(s.top)),new Ky(Math.round(s.left+s.width),Math.round(s.top)),new Ky(Math.round(s.left+s.width),Math.round(s.height+s.top)),new Ky(Math.round(s.left),Math.round(s.height+s.top))]}},xb=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),r=this._document.createElement("img"),s=this._document.createElement("span"),n=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",n.appendChild(i),r.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",r.width=1,r.height=1,r.style.margin="0",r.style.padding="0",r.style.verticalAlign="baseline",s.style.fontFamily=e,s.style.fontSize=t,s.style.margin="0",s.style.padding="0",s.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(s),i.appendChild(r);var o=r.offsetTop-s.offsetTop+2;i.removeChild(s),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",r.style.verticalAlign="super";var a=r.offsetTop-i.offsetTop+2;return n.removeChild(i),{baseline:o,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),wb=function(e,t){this.context=e,this.options=t},Bb=function(e){function t(t,i){var r=e.call(this,t,i)||this;return r._activeEffects=[],r.canvas=i.canvas?i.canvas:document.createElement("canvas"),r.ctx=r.canvas.getContext("2d"),i.canvas||(r.canvas.width=Math.floor(i.width*i.scale),r.canvas.height=Math.floor(i.height*i.scale),r.canvas.style.width=i.width+"px",r.canvas.style.height=i.height+"px"),r.fontMetrics=new xb(document),r.ctx.scale(r.options.scale,r.options.scale),r.ctx.translate(-i.x,-i.y),r.ctx.textBaseline="bottom",r._activeEffects=[],r.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),r}return Np(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),sb(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Vp(this,void 0,void 0,(function(){return Hp(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Vp(this,void 0,void 0,(function(){return Hp(this,(function(t){switch(t.label){case 0:return Sm(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var r=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):b_(e.text).reduce((function(t,s){return r.ctx.fillText(s,t,e.bounds.top+i),t+r.ctx.measureText(s).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=Fb(e.fontFamily).join(", "),r=wv(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,r,i].join(" "),i,r]},t.prototype.renderTextNode=function(e,t){return Vp(this,void 0,void 0,(function(){var i,r,s,n,o,a,l,u,c=this;return Hp(this,(function(A){return i=this.createFontStyle(t),r=i[0],s=i[1],n=i[2],this.ctx.font=r,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",o=this.fontMetrics.getMetrics(s,n),a=o.baseline,l=o.middle,u=t.paintOrder,e.textBounds.forEach((function(e){u.forEach((function(i){switch(i){case 0:c.ctx.fillStyle=Wv(t.color),c.renderTextWithLetterSpacing(e,t.letterSpacing,a);var r=t.textShadow;r.length&&e.text.trim().length&&(r.slice(0).reverse().forEach((function(i){c.ctx.shadowColor=Wv(i.color),c.ctx.shadowOffsetX=i.offsetX.number*c.options.scale,c.ctx.shadowOffsetY=i.offsetY.number*c.options.scale,c.ctx.shadowBlur=i.blur.number,c.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),c.ctx.shadowColor="",c.ctx.shadowOffsetX=0,c.ctx.shadowOffsetY=0,c.ctx.shadowBlur=0),t.textDecorationLine.length&&(c.ctx.fillStyle=Wv(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:c.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:c.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:c.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(c.ctx.strokeStyle=Wv(t.webkitTextStrokeColor),c.ctx.lineWidth=t.webkitTextStrokeWidth,c.ctx.lineJoin=window.chrome?"miter":"round",c.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),c.ctx.strokeStyle="",c.ctx.lineWidth=0,c.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var r=fb(e),s=eb(t);this.path(s),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,r.left,r.top,r.width,r.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Vp(this,void 0,void 0,(function(){var i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_;return Hp(this,(function(y){switch(y.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,r=e.curves,s=i.styles,n=0,o=i.textNodes,y.label=1;case 1:return n<o.length?(a=o[n],[4,this.renderTextNode(a,s)]):[3,4];case 2:y.sent(),y.label=3;case 3:return n++,[3,1];case 4:if(!(i instanceof F_))return[3,8];y.label=5;case 5:return y.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return v=y.sent(),this.renderReplacedElement(i,r,v),[3,8];case 7:return y.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof k_&&this.renderReplacedElement(i,r,i.canvas),!(i instanceof I_))return[3,12];y.label=9;case 9:return y.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return v=y.sent(),this.renderReplacedElement(i,r,v),[3,12];case 11:return y.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof Q_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=y.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),y.label=14;case 14:if(i instanceof U_&&(u=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new Ky(i.bounds.left+.39363*u,i.bounds.top+.79*u),new Ky(i.bounds.left+.16*u,i.bounds.top+.5549*u),new Ky(i.bounds.left+.27347*u,i.bounds.top+.44071*u),new Ky(i.bounds.left+.39694*u,i.bounds.top+.5649*u),new Ky(i.bounds.left+.72983*u,i.bounds.top+.23*u),new Ky(i.bounds.left+.84*u,i.bounds.top+.34085*u),new Ky(i.bounds.left+.39363*u,i.bounds.top+.79*u)]),this.ctx.fillStyle=Wv(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+u/2,i.bounds.top+u/2,u/4,0,2*Math.PI,!0),this.ctx.fillStyle=Wv(707406591),this.ctx.fill(),this.ctx.restore())),Pb(i)&&i.value.length){switch(c=this.createFontStyle(s),m=c[0],A=c[1],h=this.fontMetrics.getMetrics(m,A).baseline,this.ctx.font=m,this.ctx.fillStyle=Wv(s.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Mb(i.styles.textAlign),_=fb(i),d=0,i.styles.textAlign){case 1:d+=_.width/2;break;case 2:d+=_.width}p=_.add(d,0,0,-_.height/2+1),this.ctx.save(),this.path([new Ky(_.left,_.top),new Ky(_.left+_.width,_.top),new Ky(_.left+_.width,_.top+_.height),new Ky(_.left,_.top+_.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new m_(i.value,p),s.letterSpacing,h),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!Sm(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];v=void 0,g=f.url,y.label=15;case 15:return y.trys.push([15,17,,18]),[4,this.context.cache.match(g)];case 16:return v=y.sent(),this.ctx.drawImage(v,i.bounds.left-(v.width+10),i.bounds.top),[3,18];case 17:return y.sent(),this.context.logger.error("Error loading list-style-image "+g),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(m=this.createFontStyle(s)[0],this.ctx.font=m,this.ctx.fillStyle=Wv(s.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",_=new Gp(i.bounds.left,i.bounds.top+Nv(i.styles.paddingTop,i.bounds.width),i.bounds.width,Yg(s.lineHeight,s.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new m_(e.listValue,_),s.letterSpacing,Yg(s.lineHeight,s.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),y.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Vp(this,void 0,void 0,(function(){var t,i,r,s,n,o,a,l,u,c,A,h,d,p,f;return Hp(this,(function(v){switch(v.label){case 0:return Sm(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:v.sent(),t=0,i=e.negativeZIndex,v.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:v.sent(),v.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:v.sent(),r=0,s=e.nonInlineLevel,v.label=7;case 7:return r<s.length?(f=s[r],[4,this.renderNode(f)]):[3,10];case 8:v.sent(),v.label=9;case 9:return r++,[3,7];case 10:n=0,o=e.nonPositionedFloats,v.label=11;case 11:return n<o.length?(f=o[n],[4,this.renderStack(f)]):[3,14];case 12:v.sent(),v.label=13;case 13:return n++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,v.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:v.sent(),v.label=17;case 17:return a++,[3,15];case 18:u=0,c=e.inlineLevel,v.label=19;case 19:return u<c.length?(f=c[u],[4,this.renderNode(f)]):[3,22];case 20:v.sent(),v.label=21;case 21:return u++,[3,19];case 22:A=0,h=e.zeroOrAutoZIndexOrTransformedOrOpacity,v.label=23;case 23:return A<h.length?(f=h[A],[4,this.renderStack(f)]):[3,26];case 24:v.sent(),v.label=25;case 25:return A++,[3,23];case 26:d=0,p=e.positiveZIndex,v.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:v.sent(),v.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var r=Yy(e)?e.start:e;0===i?t.ctx.moveTo(r.x,r.y):t.ctx.lineTo(r.x,r.y),Yy(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,r){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,r),this.ctx.fill(),this.ctx.translate(-i,-r)},t.prototype.resizeImage=function(e,t,i){var r;if(e.width===t&&e.height===i)return e;var s=(null!==(r=this.canvas.ownerDocument)&&void 0!==r?r:document).createElement("canvas");return s.width=Math.max(1,t),s.height=Math.max(1,i),s.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),s},t.prototype.renderBackgroundImage=function(e){return Vp(this,void 0,void 0,(function(){var t,i,r,s,n,o;return Hp(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C,M,E,F,k,I,D,S,T;return Hp(this,(function(R){switch(R.label){case 0:if(0!==i.type)return[3,5];s=void 0,n=i.url,R.label=1;case 1:return R.trys.push([1,3,,4]),[4,r.context.cache.match(n)];case 2:return s=R.sent(),[3,4];case 3:return R.sent(),r.context.logger.error("Error loading background-image "+n),[3,4];case 4:return s&&(o=vb(e,t,[s.width,s.height,s.width/s.height]),_=o[0],P=o[1],C=o[2],x=o[3],w=o[4],g=r.ctx.createPattern(r.resizeImage(s,x,w),"repeat"),r.renderRepeat(_,g,P,C)),[3,6];case 5:1===i.type?(a=vb(e,t,[null,null,null]),_=a[0],P=a[1],C=a[2],x=a[3],w=a[4],l=ng(i.angle,x,w),u=l[0],c=l[1],A=l[2],h=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=w,f=p.getContext("2d"),v=f.createLinearGradient(c,h,A,d),sg(i.stops,u).forEach((function(e){return v.addColorStop(e.stop,Wv(e.color))})),f.fillStyle=v,f.fillRect(0,0,x,w),x>0&&w>0&&(g=r.ctx.createPattern(p,"repeat"),r.renderRepeat(_,g,P,C))):function(e){return 2===e.type}(i)&&(m=vb(e,t,[null,null,null]),_=m[0],y=m[1],b=m[2],x=m[3],w=m[4],B=0===i.position.length?[Lv]:i.position,P=Nv(B[0],x),C=Nv(B[B.length-1],w),M=function(e,t,i,r,s){var n=0,o=0;switch(e.size){case 0:0===e.shape?n=o=Math.min(Math.abs(t),Math.abs(t-r),Math.abs(i),Math.abs(i-s)):1===e.shape&&(n=Math.min(Math.abs(t),Math.abs(t-r)),o=Math.min(Math.abs(i),Math.abs(i-s)));break;case 2:if(0===e.shape)n=o=Math.min(og(t,i),og(t,i-s),og(t-r,i),og(t-r,i-s));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-s))/Math.min(Math.abs(t),Math.abs(t-r)),l=ag(r,s,t,i,!0),u=l[0],c=l[1];o=a*(n=og(u-t,(c-i)/a))}break;case 1:0===e.shape?n=o=Math.max(Math.abs(t),Math.abs(t-r),Math.abs(i),Math.abs(i-s)):1===e.shape&&(n=Math.max(Math.abs(t),Math.abs(t-r)),o=Math.max(Math.abs(i),Math.abs(i-s)));break;case 3:if(0===e.shape)n=o=Math.max(og(t,i),og(t,i-s),og(t-r,i),og(t-r,i-s));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-s))/Math.max(Math.abs(t),Math.abs(t-r));var A=ag(r,s,t,i,!1);u=A[0],c=A[1],o=a*(n=og(u-t,(c-i)/a))}}return Array.isArray(e.size)&&(n=Nv(e.size[0],r),o=2===e.size.length?Nv(e.size[1],s):n),[n,o]}(i,P,C,x,w),E=M[0],F=M[1],E>0&&F>0&&(k=r.ctx.createRadialGradient(y+P,b+C,0,y+P,b+C,E),sg(i.stops,2*E).forEach((function(e){return k.addColorStop(e.stop,Wv(e.color))})),r.path(_),r.ctx.fillStyle=k,E!==F?(I=e.bounds.left+.5*e.bounds.width,D=e.bounds.top+.5*e.bounds.height,T=1/(S=F/E),r.ctx.save(),r.ctx.translate(I,D),r.ctx.transform(1,0,0,S,0,0),r.ctx.translate(-I,-D),r.ctx.fillRect(y,T*(b-D)+D,x,w*T),r.ctx.restore()):r.ctx.fill())),R.label=6;case 6:return t--,[2]}}))},r=this,s=0,n=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return s<n.length?(o=n[s],[5,i(o)]):[3,4];case 2:a.sent(),a.label=3;case 3:return s++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Vp(this,void 0,void 0,(function(){return Hp(this,(function(r){return this.path(Ab(i,t)),this.ctx.fillStyle=Wv(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,r){return Vp(this,void 0,void 0,(function(){var s,n;return Hp(this,(function(o){switch(o.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,r)]:[3,2];case 1:return o.sent(),[2];case 2:return s=function(e,t){switch(t){case 0:return db(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return db(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return db(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return db(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(r,i),this.path(s),this.ctx.fillStyle=Wv(e),this.ctx.fill(),n=function(e,t){switch(t){case 0:return db(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return db(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return db(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return db(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(r,i),this.path(n),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Vp(this,void 0,void 0,(function(){var t,i,r,s,n,o,a,l,u=this;return Hp(this,(function(c){switch(c.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!zv(t.backgroundColor)||t.backgroundImage.length,r=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],s=Cb(yb(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(s),this.ctx.clip(),zv(t.backgroundColor)||(this.ctx.fillStyle=Wv(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:c.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){u.ctx.save();var i,r,s,n,o,a=$y(e.curves),l=t.inset?0:1e4,c=(i=a,r=-l+(t.inset?1:-1)*t.spread.number,s=(t.inset?1:-1)*t.spread.number,n=t.spread.number*(t.inset?-2:2),o=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(r,s);case 1:return e.add(r+n,s);case 2:return e.add(r+n,s+o);case 3:return e.add(r,s+o)}return e})));t.inset?(u.path(a),u.ctx.clip(),u.mask(c)):(u.mask(a),u.ctx.clip(),u.path(c)),u.ctx.shadowOffsetX=t.offsetX.number+l,u.ctx.shadowOffsetY=t.offsetY.number,u.ctx.shadowColor=Wv(t.color),u.ctx.shadowBlur=t.blur.number,u.ctx.fillStyle=t.inset?Wv(t.color):"rgba(0,0,0,1)",u.ctx.fill(),u.ctx.restore()})),c.label=2;case 2:n=0,o=0,a=r,c.label=3;case 3:return o<a.length?0!==(l=a[o]).style&&!zv(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,2)]:[3,11]:[3,13];case 4:return c.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,3)];case 6:return c.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,n,e.curves)];case 8:return c.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,n,e.curves)];case 10:c.sent(),c.label=11;case 11:n++,c.label=12;case 12:return o++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,r,s){return Vp(this,void 0,void 0,(function(){var n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y;return Hp(this,(function(b){return this.ctx.save(),n=function(e,t){switch(t){case 0:return hb(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return hb(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return hb(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return hb(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(r,i),o=Ab(r,i),2===s&&(this.path(o),this.ctx.clip()),Yy(o[0])?(a=o[0].start.x,l=o[0].start.y):(a=o[0].x,l=o[0].y),Yy(o[1])?(u=o[1].end.x,c=o[1].end.y):(u=o[1].x,c=o[1].y),A=0===i||2===i?Math.abs(a-u):Math.abs(l-c),this.ctx.beginPath(),3===s?this.formatPath(n):this.formatPath(o.slice(0,2)),h=t<3?3*t:2*t,d=t<3?2*t:t,3===s&&(h=t,d=t),p=!0,A<=2*h?p=!1:A<=2*h+d?(h*=f=A/(2*h+d),d*=f):(v=Math.floor((A+d)/(h+d)),g=(A-v*h)/(v-1),d=(m=(A-(v+1)*h)/v)<=0||Math.abs(d-g)<Math.abs(d-m)?g:m),p&&(3===s?this.ctx.setLineDash([0,h+d]):this.ctx.setLineDash([h,d])),3===s?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=Wv(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===s&&(Yy(o[0])&&(_=o[3],y=o[0],this.ctx.beginPath(),this.formatPath([new Ky(_.end.x,_.end.y),new Ky(y.start.x,y.start.y)]),this.ctx.stroke()),Yy(o[1])&&(_=o[1],y=o[2],this.ctx.beginPath(),this.formatPath([new Ky(_.end.x,_.end.y),new Ky(y.start.x,y.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Vp(this,void 0,void 0,(function(){var t;return Hp(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=Wv(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),t=cb(e),[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}}))}))},t}(wb),Pb=function(e){return e instanceof N_||(e instanceof O_||e instanceof U_&&"radio"!==e.type&&"checkbox"!==e.type)},Cb=function(e,t){switch(e){case 0:return $y(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return eb(t)}},Mb=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Eb=["-apple-system","system-ui"],Fb=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Eb.indexOf(e)})):e},kb=function(e){function t(t,i){var r=e.call(this,t,i)||this;return r.canvas=i.canvas?i.canvas:document.createElement("canvas"),r.ctx=r.canvas.getContext("2d"),r.options=i,r.canvas.width=Math.floor(i.width*i.scale),r.canvas.height=Math.floor(i.height*i.scale),r.canvas.style.width=i.width+"px",r.canvas.style.height=i.height+"px",r.ctx.scale(r.options.scale,r.options.scale),r.ctx.translate(-i.x,-i.y),r.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),r}return Np(t,e),t.prototype.render=function(e){return Vp(this,void 0,void 0,(function(){var t,i;return Hp(this,(function(r){switch(r.label){case 0:return t=f_(this.options.width*this.options.scale,this.options.height*this.options.scale,this.options.scale,this.options.scale,e),[4,Ib(t)];case 1:return 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r=Math.max(Math.max(t.scrollWidth,i.scrollWidth),Math.max(t.offsetWidth,i.offsetWidth),Math.max(t.clientWidth,i.clientWidth)),s=Math.max(Math.max(t.scrollHeight,i.scrollHeight),Math.max(t.offsetHeight,i.offsetHeight),Math.max(t.clientHeight,i.clientHeight));return new Gp(0,0,r,s)}(h.ownerDocument):zp(l,h),f=p.width,v=p.height,g=p.left,m=p.top,_=Lb(l,h,t.backgroundColor),y={canvas:t.canvas,backgroundColor:_,scale:null!==(R=null!==(T=t.scale)&&void 0!==T?T:r.devicePixelRatio)&&void 0!==R?R:1,x:(null!==(L=t.x)&&void 0!==L?L:0)+g,y:(null!==(U=t.y)&&void 0!==U?U:0)+m,width:null!==(O=t.width)&&void 0!==O?O:Math.ceil(f),height:null!==(N=t.height)&&void 0!==N?N:Math.ceil(v)},u?(l.logger.debug("Document cloned, using foreign object rendering"),[4,new kb(l,y).render(h)]):[3,3];case 2:return b=V.sent(),[3,5];case 3:return l.logger.debug("Document cloned, element located at "+g+","+m+" with size "+f+"x"+v+" using computed rendering"),l.logger.debug("Starting DOM 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PP(){return(PP=u(a().mark((function e(t,i){var r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if("auto"!==i.basis.containerFormat){e.next=11;break}if(!wP(t)){e.next=6;break}return e.next=4,qB(i);case 4:return r=e.sent,e.abrupt("return",EP(r.KTX2File,t,i));case 6:return e.next=8,KB(i);case 8:return s=e.sent,n=s.BasisFile,e.abrupt("return",CP(n,t,i));case 11:e.t0=i.basis.module,e.next="encoder"===e.t0?14:(e.t0,22);break;case 14:return e.next=16,qB(i);case 16:o=e.sent,e.t1=i.basis.containerFormat,e.next="ktx2"===e.t1?20:(e.t1,21);break;case 20:return e.abrupt("return",EP(o.KTX2File,t,i));case 21:return e.abrupt("return",CP(o.BasisFile,t,i));case 22:return e.next=24,KB(i);case 24:return l=e.sent,u=l.BasisFile,e.abrupt("return",CP(u,t,i));case 27:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function CP(e,t,i){var r=new e(new Uint8Array(t));try{if(!r.startTranscoding())throw new Error("Failed to start basis transcoding");for(var s=r.getNumImages(),n=[],o=0;o<s;o++){for(var a=r.getNumLevels(o),l=[],u=0;u<a;u++)l.push(MP(r,o,u,i));n.push(l)}return n}finally{r.close(),r.delete()}}function MP(e,t,i,r){var s=e.getImageWidth(t,i),n=e.getImageHeight(t,i),o=e.getHasAlpha(),a=kP(r,o),l=a.compressed,u=a.format,c=a.basisFormat,A=e.getImageTranscodedSizeInBytes(t,i,c),h=new Uint8Array(A);if(!e.transcodeImage(h,t,i,c,0,0))throw new Error("failed to start Basis transcoding");return{width:s,height:n,data:h,compressed:l,format:u,hasAlpha:o}}function EP(e,t,i){var r=new e(new Uint8Array(t));try{if(!r.startTranscoding())throw new Error("failed to start KTX2 transcoding");for(var s=r.getLevels(),n=[],o=0;o<s;o++){n.push(FP(r,o,i));break}return[n]}finally{r.close(),r.delete()}}function FP(e,t,i){var r=e.getImageLevelInfo(t,0,0),s=r.alphaFlag,n=r.height,o=r.width,a=kP(i,s),l=a.compressed,u=a.format,c=a.basisFormat,A=e.getImageTranscodedSizeInBytes(t,0,0,c),h=new Uint8Array(A);if(!e.transcodeImage(h,t,0,0,c,0,-1,-1))throw new Error("Failed to transcode KTX2 image");return{width:o,height:n,data:h,compressed:l,hasAlpha:s,format:u}}function kP(e,t){var i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=IP()),"object"===w(i)&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),BP[i]}function IP(){var e=bP();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}var DP=n(n({},{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}}),{},{parse:function(e,t){return PP.apply(this,arguments)}}),SP=globalThis._parseImageNode,TP="undefined"!=typeof Image,RP="undefined"!=typeof ImageBitmap,LP=Boolean(SP),UP=!!Nb||LP;function OP(e){var t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"===w(e)&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}function NP(e){switch(OP(e)){case"data":return e;case"image":case"imagebitmap":var t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}var QP=/^data:image\/svg\+xml/,VP=/\.svg((\?|#).*)?$/;function HP(e){return e&&(QP.test(e)||VP.test(e))}function jP(e,t){if(HP(t)){var i=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(i=unescape(encodeURIComponent(i)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(i))}return GP(e,t)}function GP(e,t){if(HP(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}function zP(e,t,i){return WP.apply(this,arguments)}function WP(){return(WP=u(a().mark((function e(t,i,r){var s,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return s=jP(t,r),n=self.URL||self.webkitURL,o="string"!=typeof s&&n.createObjectURL(s),e.prev=3,e.next=6,KP(o||s,i);case 6:return e.abrupt("return",e.sent);case 7:return e.prev=7,o&&n.revokeObjectURL(o),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[3,,7,10]])})))).apply(this,arguments)}function KP(e,t){return XP.apply(this,arguments)}function XP(){return XP=u(a().mark((function e(t,i){var r;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if((r=new Image).src=t,!(i.image&&i.image.decode&&r.decode)){e.next=6;break}return e.next=5,r.decode();case 5:return e.abrupt("return",r);case 6:return e.next=8,new Promise((function(e,i){try{r.onload=function(){return e(r)},r.onerror=function(e){return i(new Error("Could not load image ".concat(t,": ").concat(e)))}}catch(e){i(e)}}));case 8:return e.abrupt("return",e.sent);case 9:case"end":return e.stop()}}),e)}))),XP.apply(this,arguments)}var JP={},YP=!0;function ZP(e,t,i){return qP.apply(this,arguments)}function qP(){return(qP=u(a().mark((function e(t,i,r){var s,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!HP(r)){e.next=7;break}return e.next=3,zP(t,i,r);case 3:n=e.sent,s=n,e.next=8;break;case 7:s=GP(t,r);case 8:return o=i&&i.imagebitmap,e.next=11,$P(s,o);case 11:return e.abrupt("return",e.sent);case 12:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function $P(e){return eC.apply(this,arguments)}function eC(){return eC=u(a().mark((function e(t){var i,r=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!tC(i=r.length>1&&void 0!==r[1]?r[1]:null)&&YP||(i=null),!i){e.next=13;break}return e.prev=3,e.next=6,createImageBitmap(t,i);case 6:return e.abrupt("return",e.sent);case 9:e.prev=9,e.t0=e.catch(3),console.warn(e.t0),YP=!1;case 13:return e.next=15,createImageBitmap(t);case 15:return e.abrupt("return",e.sent);case 16:case"end":return e.stop()}}),e,null,[[3,9]])}))),eC.apply(this,arguments)}function tC(e){for(var t in e||JP)return!1;return!0}function iC(e){var t=rC(e);return function(e){var t=rC(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){var t=rC(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;var i=function(){for(var e=new Set([65499,65476,65484,65501,65534]),t=65504;t<65520;++t)e.add(t);var i=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:i}}(),r=i.tableMarkers,s=i.sofMarkers,n=2;for(;n+9<t.byteLength;){var o=t.getUint16(n,false);if(s.has(o))return{mimeType:"image/jpeg",height:t.getUint16(n+5,false),width:t.getUint16(n+7,false)};if(!r.has(o))return null;n+=2,n+=t.getUint16(n,false)}return null}(t)||function(e){var t=rC(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){var t=rC(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function rC(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}function sC(e,t){return nC.apply(this,arguments)}function nC(){return nC=u(a().mark((function e(t,i){var r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return r=iC(t)||{},s=r.mimeType,Ob(n=globalThis._parseImageNode),e.next=5,n(t,s);case 5:return e.abrupt("return",e.sent);case 6:case"end":return e.stop()}}),e)}))),nC.apply(this,arguments)}function oC(){return(oC=u(a().mark((function e(t,i,r){var s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:s=(i=i||{}).image||{},n=s.type||"auto",o=(r||{}).url,l=aC(n),e.t0=l,e.next="imagebitmap"===e.t0?8:"image"===e.t0?12:"data"===e.t0?16:20;break;case 8:return e.next=10,ZP(t,i,o);case 10:return u=e.sent,e.abrupt("break",21);case 12:return e.next=14,zP(t,i,o);case 14:return u=e.sent,e.abrupt("break",21);case 16:return e.next=18,sC(t);case 18:return u=e.sent,e.abrupt("break",21);case 20:Ob(!1);case 21:return"data"===n&&(u=NP(u)),e.abrupt("return",u);case 23:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function aC(e){switch(e){case"auto":case"data":return function(){if(RP)return"imagebitmap";if(TP)return"image";if(UP)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return RP||TP||UP;case"imagebitmap":return RP;case"image":return TP;case"data":return UP;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}var lC={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:function(e,t,i){return oC.apply(this,arguments)},tests:[function(e){return Boolean(iC(new DataView(e)))}],options:{image:{type:"auto",decode:!0}}},uC=["image/png","image/jpeg","image/gif"],cC={};function AC(e){return void 0===cC[e]&&(cC[e]=function(e){switch(e){case"image/webp":return function(){if(!Nb)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch(e){return!1}}();case"image/svg":return Nb;default:if(!Nb){var t=globalThis._parseImageNode;return Boolean(t)&&uC.includes(e)}return!0}}(e)),cC[e]}function hC(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function dC(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;var i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}function pC(e,t,i){var r=e.bufferViews[i];hC(r);var s=t[r.buffer];hC(s);var n=(r.byteOffset||0)+s.byteOffset;return new Uint8Array(s.arrayBuffer,n,r.byteLength)}var fC=["SCALAR","VEC2","VEC3","VEC4"],vC=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],gC=new Map(vC),mC={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},_C={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},yC={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function bC(e){return fC[e-1]||fC[0]}function xC(e){var t=gC.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function wC(e,t){var i=yC[e.componentType],r=mC[e.type],s=_C[e.componentType],n=e.count*r,o=e.count*r*s;return hC(o>=0&&o<=t.byteLength),{ArrayType:i,length:n,byteLength:o}}var BC,PC={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]},CC=function(){function e(t){B(this,e),Xb(this,"gltf",void 0),Xb(this,"sourceBuffers",void 0),Xb(this,"byteLength",void 0),this.gltf=t||{json:n({},PC),buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}return C(e,[{key:"json",get:function(){return this.gltf.json}},{key:"getApplicationData",value:function(e){return this.json[e]}},{key:"getExtraData",value:function(e){return(this.json.extras||{})[e]}},{key:"getExtension",value:function(e){var t=this.getUsedExtensions().find((function(t){return t===e})),i=this.json.extensions||{};return t?i[e]||!0:null}},{key:"getRequiredExtension",value:function(e){var t=this.getRequiredExtensions().find((function(t){return t===e}));return t?this.getExtension(e):null}},{key:"getRequiredExtensions",value:function(){return this.json.extensionsRequired||[]}},{key:"getUsedExtensions",value:function(){return this.json.extensionsUsed||[]}},{key:"getObjectExtension",value:function(e,t){return(e.extensions||{})[t]}},{key:"getScene",value:function(e){return this.getObject("scenes",e)}},{key:"getNode",value:function(e){return this.getObject("nodes",e)}},{key:"getSkin",value:function(e){return this.getObject("skins",e)}},{key:"getMesh",value:function(e){return this.getObject("meshes",e)}},{key:"getMaterial",value:function(e){return this.getObject("materials",e)}},{key:"getAccessor",value:function(e){return this.getObject("accessors",e)}},{key:"getTexture",value:function(e){return this.getObject("textures",e)}},{key:"getSampler",value:function(e){return this.getObject("samplers",e)}},{key:"getImage",value:function(e){return this.getObject("images",e)}},{key:"getBufferView",value:function(e){return this.getObject("bufferViews",e)}},{key:"getBuffer",value:function(e){return this.getObject("buffers",e)}},{key:"getObject",value:function(e,t){if("object"===w(t))return t;var i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}},{key:"getTypedArrayForBufferView",value:function(e){var t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];hC(i);var r=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,r,e.byteLength)}},{key:"getTypedArrayForAccessor",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,r=wC(e,t),s=r.ArrayType,n=r.length;return new s(i,t.byteOffset+e.byteOffset,n)}},{key:"getTypedArrayForImageData",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,r=t.byteOffset||0;return new Uint8Array(i,r,t.byteLength)}},{key:"addApplicationData",value:function(e,t){return this.json[e]=t,this}},{key:"addExtraData",value:function(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}},{key:"addObjectExtension",value:function(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}},{key:"setObjectExtension",value:function(e,t,i){(e.extensions||{})[t]=i}},{key:"removeObjectExtension",value:function(e,t){var i=e.extensions||{},r=i[t];return delete i[t],r}},{key:"addExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return hC(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}},{key:"addRequiredExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return hC(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}},{key:"registerUsedExtension",value:function(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((function(t){return t===e}))||this.json.extensionsUsed.push(e)}},{key:"registerRequiredExtension",value:function(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((function(t){return t===e}))||this.json.extensionsRequired.push(e)}},{key:"removeExtension",value:function(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}},{key:"setDefaultScene",value:function(e){this.json.scene=e}},{key:"addScene",value:function(e){var t=e.nodeIndices;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}},{key:"addNode",value:function(e){var t=e.meshIndex,i=e.matrix;this.json.nodes=this.json.nodes||[];var r={mesh:t};return i&&(r.matrix=i),this.json.nodes.push(r),this.json.nodes.length-1}},{key:"addMesh",value:function(e){var t=e.attributes,i=e.indices,r=e.material,s=e.mode,n=void 0===s?4:s,o={primitives:[{attributes:this._addAttributes(t),mode:n}]};if(i){var a=this._addIndices(i);o.primitives[0].indices=a}return Number.isFinite(r)&&(o.primitives[0].material=r),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}},{key:"addPointCloud",value:function(e){var t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}},{key:"addImage",value:function(e,t){var i=iC(e),r=t||(null==i?void 0:i.mimeType),s={bufferView:this.addBufferView(e),mimeType:r};return this.json.images=this.json.images||[],this.json.images.push(s),this.json.images.length-1}},{key:"addBufferView",value:function(e){var t=e.byteLength;hC(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);var i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=Ex(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}},{key:"addAccessor",value:function(e,t){var i={bufferView:e,type:bC(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}},{key:"addBinaryBuffer",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{size:3},i=this.addBufferView(e),r={min:t.min,max:t.max};r.min&&r.max||(r=this._getAccessorMinMax(e,t.size));var s={size:t.size,componentType:xC(e),count:Math.round(e.length/t.size),min:r.min,max:r.max};return this.addAccessor(i,Object.assign(s,t))}},{key:"addTexture",value:function(e){var t={source:e.imageIndex};return this.json.textures=this.json.textures||[],this.json.textures.push(t),this.json.textures.length-1}},{key:"addMaterial",value:function(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}},{key:"createBinaryChunk",value:function(){var e,t;this.gltf.buffers=[];var i,r=this.byteLength,s=new ArrayBuffer(r),n=new Uint8Array(s),o=0,a=c(this.sourceBuffers||[]);try{for(a.s();!(i=a.n()).done;){o=Fx(i.value,n,o)}}catch(e){a.e(e)}finally{a.f()}null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=r:this.json.buffers=[{byteLength:r}],this.gltf.binary=s,this.sourceBuffers=[s]}},{key:"_removeStringFromArray",value:function(e,t){for(var i=!0;i;){var r=e.indexOf(t);r>-1?e.splice(r,1):i=!1}}},{key:"_addAttributes",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t={};for(var i in e){var r=e[i],s=this._getGltfAttributeName(i),n=this.addBinaryBuffer(r.value,r);t[s]=n}return t}},{key:"_addIndices",value:function(e){return this.addBinaryBuffer(e,{size:1})}},{key:"_getGltfAttributeName",value:function(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}},{key:"_getAccessorMinMax",value:function(e,t){var i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];var r,s=c(e.subarray(0,t));try{for(s.s();!(r=s.n()).done;){var n=r.value;i.min.push(n),i.max.push(n)}}catch(e){s.e(e)}finally{s.f()}for(var o=t;o<e.length;o+=t)for(var a=0;a<t;a++)i.min[0+a]=Math.min(i.min[0+a],e[o+a]),i.max[0+a]=Math.max(i.max[0+a],e[o+a]);return i}}]),e}(),MC="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",EC="B9h9z9tFBBBF8dL9gBB9gLaaaaaFa9gEaaaB9gGaaB9gFaFaEQSBBFBFFGEGEGIILF9wFFFLEFBFKNFaFCx/aFMO/LFVK9tv9t9vq95GBt9f9f939h9z9t9f9j9h9s9s9f9jW9vq9zBBp9tv9z9o9v9wW9f9kv9j9v9kv9WvqWv94h919m9mvqBG8Z9tv9z9o9v9wW9f9kv9j9v9kv9J9u9kv94h919m9mvqBIy9tv9z9o9v9wW9f9kv9j9v9kv9J9u9kv949TvZ91v9u9jvBLn9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9P9jWBKi9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9R919hWBNn9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9F949wBcI9z9iqlBMc/j9JSIBTEM9+FLa8jUUUUBCTlRBCBRFEXCBRGCBREEXABCNJAGJAECUaAFAGrCFZHIy86BBAEAIJREAGCFJHGCN9HQBMAFCx+YUUBJAE86BBAFCEWCxkUUBJAB8pEN83EBAFCFJHFCUG9HQBMMkRIbaG97FaK978jUUUUBCU/KBlHL8kUUUUBC9+RKGXAGCFJAI9LQBCaRKAE2BBC+gF9HQBALAEAIJHOAGlAG/8cBBCUoBAG9uC/wgBZHKCUGAKCUG9JyRNAECFJRKCBRVGXEXAVAF9PQFANAFAVlAVANJAF9JyRcGXGXAG9FQBAcCbJHIC9wZHMCE9sRSAMCFWRQAICIrCEJCGrRfCBRbEXAKRTCBRtGXEXGXAOATlAf9PQBCBRKSLMALCU/CBJAtAM9sJRmATAfJRKCBREGXAMCoB9JQBAOAKlC/gB9JQBCBRIEXAmAIJREGXGXGXGXGXATAICKrJ2BBHYCEZfIBFGEBMAECBDtDMIBSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCIJAnDeBJAeCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCNJAnDeBJAeCx+YUUBJ2BBJRKSFMAEAKDBBBDMIBAKCTJRKMGXGXGXGXGXAYCGrCEZfIBFGEBMAECBDtDMITSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMITAKCIJAnDeBJAeCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMITAKCNJAnDeBJAeCx+YUUBJ2BBJRKSFMAEAKDBBBDMITAKCTJRKMGXGXGXGXGXAYCIrCEZfIBFGEBMAECBDtDMIASEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIAAKCIJAnDeBJAeCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPD8dBhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBAeCx+YUUBJDBBBHnAnDQBBBBBBBBBBBBBBBBAPD8dFhUg/8/4/w/goB9+h84k7HeCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIAAKCNJAnDeBJAeCx+YUUBJ2BBJRKSFMAEAKDBBBDMIAA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t,i={},r=c(e);try{for(r.s();!(t=r.n()).done;){var s=t.value;i[s.name]&&console.warn("Schema: duplicated field name",s.name,s),i[s.name]=!0}}catch(e){r.e(e)}finally{r.f()}}(t),this.fields=t,this.metadata=i||new Map}return C(e,[{key:"compareTo",value:function(e){if(this.metadata!==e.metadata)return!1;if(this.fields.length!==e.fields.length)return!1;for(var t=0;t<this.fields.length;++t)if(!this.fields[t].compareTo(e.fields[t]))return!1;return!0}},{key:"select",value:function(){for(var t=Object.create(null),i=arguments.length,r=new Array(i),s=0;s<i;s++)r[s]=arguments[s];for(var n=0,o=r;n<o.length;n++){var a=o[n];t[a]=!0}var l=this.fields.filter((function(e){return t[e.name]}));return new e(l,this.metadata)}},{key:"selectAt",value:function(){for(var t=this,i=arguments.length,r=new Array(i),s=0;s<i;s++)r[s]=arguments[s];var n=r.map((function(e){return t.fields[e]})).filter(Boolean);return new e(n,this.metadata)}},{key:"assign",value:function(t){var i,r=this.metadata;if(t instanceof e){var s=t;i=s.fields,r=YC(YC(new Map,this.metadata),s.metadata)}else i=t;var n,o=Object.create(null),a=c(this.fields);try{for(a.s();!(n=a.n()).done;){var l=n.value;o[l.name]=l}}catch(e){a.e(e)}finally{a.f()}var u,A=c(i);try{for(A.s();!(u=A.n()).done;){var h=u.value;o[h.name]=h}}catch(e){A.e(e)}finally{A.f()}return new e(Object.values(o),r)}}]),e}();function YC(e,t){return new Map([].concat(h(e||new Map),h(t||new Map)))}var ZC,qC=function(){function e(t,i){var r=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new Map;B(this,e),Xb(this,"name",void 0),Xb(this,"type",void 0),Xb(this,"nullable",void 0),Xb(this,"metadata",void 0),this.name=t,this.type=i,this.nullable=r,this.metadata=s}return C(e,[{key:"typeId",get:function(){return this.type&&this.type.typeId}},{key:"clone",value:function(){return new e(this.name,this.type,this.nullable,this.metadata)}},{key:"compareTo",value:function(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}},{key:"toString",value:function(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}]),e}();!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(ZC||(ZC={}));var $C=function(){function e(){B(this,e)}return C(e,[{key:"typeId",get:function(){return ZC.NONE}},{key:"compareTo",value:function(e){return this===e}}],[{key:"isNull",value:function(e){return e&&e.typeId===ZC.Null}},{key:"isInt",value:function(e){return e&&e.typeId===ZC.Int}},{key:"isFloat",value:function(e){return e&&e.typeId===ZC.Float}},{key:"isBinary",value:function(e){return e&&e.typeId===ZC.Binary}},{key:"isUtf8",value:function(e){return e&&e.typeId===ZC.Utf8}},{key:"isBool",value:function(e){return e&&e.typeId===ZC.Bool}},{key:"isDecimal",value:function(e){return e&&e.typeId===ZC.Decimal}},{key:"isDate",value:function(e){return e&&e.typeId===ZC.Date}},{key:"isTime",value:function(e){return e&&e.typeId===ZC.Time}},{key:"isTimestamp",value:function(e){return e&&e.typeId===ZC.Timestamp}},{key:"isInterval",value:function(e){return e&&e.typeId===ZC.Interval}},{key:"isList",value:function(e){return e&&e.typeId===ZC.List}},{key:"isStruct",value:function(e){return e&&e.typeId===ZC.Struct}},{key:"isUnion",value:function(e){return e&&e.typeId===ZC.Union}},{key:"isFixedSizeBinary",value:function(e){return e&&e.typeId===ZC.FixedSizeBinary}},{key:"isFixedSizeList",value:function(e){return e&&e.typeId===ZC.FixedSizeList}},{key:"isMap",value:function(e){return e&&e.typeId===ZC.Map}},{key:"isDictionary",value:function(e){return e&&e.typeId===ZC.Dictionary}}]),e}(),eM=function(e,t){g(r,$C);var i=_(r);function r(e,t){var s;return B(this,r),Xb(b(s=i.call(this)),"isSigned",void 0),Xb(b(s),"bitWidth",void 0),s.isSigned=e,s.bitWidth=t,s}return C(r,[{key:"typeId",get:function(){return ZC.Int}},{key:t,get:function(){return"Int"}},{key:"toString",value:function(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}]),r}(0,Symbol.toStringTag),tM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!0,8)}return C(i)}(),iM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!0,16)}return C(i)}(),rM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!0,32)}return C(i)}(),sM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!1,8)}return C(i)}(),nM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!1,16)}return C(i)}(),oM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!1,32)}return C(i)}(),aM=32,lM=64,uM=function(e,t){g(r,$C);var i=_(r);function r(e){var t;return B(this,r),Xb(b(t=i.call(this)),"precision",void 0),t.precision=e,t}return C(r,[{key:"typeId",get:function(){return ZC.Float}},{key:t,get:function(){return"Float"}},{key:"toString",value:function(){return"Float".concat(this.precision)}}]),r}(0,Symbol.toStringTag),cM=function(e){g(i,uM);var t=_(i);function i(){return B(this,i),t.call(this,aM)}return C(i)}(),AM=function(e){g(i,uM);var t=_(i);function i(){return B(this,i),t.call(this,lM)}return C(i)}(),hM=function(e,t){g(r,$C);var i=_(r);function r(e,t){var s;return B(this,r),Xb(b(s=i.call(this)),"listSize",void 0),Xb(b(s),"children",void 0),s.listSize=e,s.children=[t],s}return C(r,[{key:"typeId",get:function(){return ZC.FixedSizeList}},{key:"valueType",get:function(){return this.children[0].type}},{key:"valueField",get:function(){return this.children[0]}},{key:t,get:function(){return"FixedSizeList"}},{key:"toString",value:function(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}]),r}(0,Symbol.toStringTag);function dM(e,t,i){var r=function(e){switch(e.constructor){case Int8Array:return new tM;case Uint8Array:return new sM;case Int16Array:return new iM;case Uint16Array:return new nM;case Int32Array:return new rM;case Uint32Array:return new oM;case Float32Array:return new cM;case Float64Array:return new AM;default:throw new Error("array type not supported")}}(t.value),s=i||function(e){var t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new qC(e,new hM(t.size,new qC("value",r)),!1,s)}function pM(e,t,i){var r=vM(t.metadata),s=[],n=function(e){var t={};for(var i in e){var r=e[i];t[r.name||"undefined"]=r}return t}(t.attributes);for(var o in e){var a=fM(o,e[o],n[o]);s.push(a)}if(i){var l=fM("indices",i);s.push(l)}return new JC(s,r)}function fM(e,t,i){return dM(e,t,i?vM(i.metadata):void 0)}function vM(e){var t=new Map;for(var i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}var gM={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},mM={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array},_M=function(){function e(t){B(this,e),Xb(this,"draco",void 0),Xb(this,"decoder",void 0),Xb(this,"metadataQuerier",void 0),this.draco=t,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}return C(e,[{key:"destroy",value:function(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}},{key:"parseSync",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);var r=this.decoder.GetEncodedGeometryType(i),s=r===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{var o;switch(r){case this.draco.TRIANGULAR_MESH:o=this.decoder.DecodeBufferToMesh(i,s);break;case this.draco.POINT_CLOUD:o=this.decoder.DecodeBufferToPointCloud(i,s);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!o.ok()||!s.ptr){var a="DRACO decompression failed: ".concat(o.error_msg());throw new Error(a)}var l=this._getDracoLoaderData(s,r,t),u=this._getMeshData(s,l,t),c=XC(u.attributes),A=pM(u.attributes,l,u.indices),h=n(n({loader:"draco",loaderData:l,header:{vertexCount:s.num_points(),boundingBox:c}},u),{},{schema:A});return h}finally{this.draco.destroy(i),s&&this.draco.destroy(s)}}},{key:"_getDracoLoaderData",value:function(e,t,i){var r=this._getTopLevelMetadata(e),s=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:r,attributes:s}}},{key:"_getDracoAttributes",value:function(e,t){for(var i={},r=0;r<e.num_attributes();r++){var s=this.decoder.GetAttribute(e,r),n=this._getAttributeMetadata(e,r);i[s.unique_id()]={unique_id:s.unique_id(),attribute_type:s.attribute_type(),data_type:s.data_type(),num_components:s.num_components(),byte_offset:s.byte_offset(),byte_stride:s.byte_stride(),normalized:s.normalized(),attribute_index:r,metadata:n};var o=this._getQuantizationTransform(s,t);o&&(i[s.unique_id()].quantization_transform=o);var a=this._getOctahedronTransform(s,t);a&&(i[s.unique_id()].octahedron_transform=a)}return i}},{key:"_getMeshData",value:function(e,t,i){var r=this._getMeshAttributes(t,e,i);if(!r.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:r,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:r,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:r}}},{key:"_getMeshAttributes",value:function(e,t,i){for(var r={},s=0,n=Object.values(e.attributes);s<n.length;s++){var o=n[s],a=this._deduceAttributeName(o,i);o.name=a;var l=this._getAttributeValues(t,o),u=l.value,c=l.size;r[a]={value:u,size:c,byteOffset:o.byte_offset,byteStride:o.byte_stride,normalized:o.normalized}}return r}},{key:"_getTriangleListIndices",value:function(e){var t=3*e.num_faces(),i=4*t,r=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,r),new Uint32Array(this.draco.HEAPF32.buffer,r,t).slice()}finally{this.draco._free(r)}}},{key:"_getTriangleStripIndices",value:function(e){var t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){for(var t=e.size(),i=new Int32Array(t),r=0;r<t;r++)i[r]=e.GetValue(r);return i}(t)}finally{this.draco.destroy(t)}}},{key:"_getAttributeValues",value:function(e,t){var i,r=mM[t.data_type],s=t.num_components,n=e.num_points()*s,o=n*r.BYTES_PER_ELEMENT,a=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,r),l=this.draco._malloc(o);try{var u=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,u,a,o,l),i=new r(this.draco.HEAPF32.buffer,l,n).slice()}finally{this.draco._free(l)}return{value:i,size:s}}},{key:"_deduceAttributeName",value:function(e,t){for(var i=e.unique_id,r=0,s=Object.entries(t.extraAttributes||{});r<s.length;r++){var n=A(s[r],2),o=n[0];if(n[1]===i)return o}var a=e.attribute_type;for(var l in gM){if(this.draco[l]===a)return gM[l]}var u=t.attributeNameEntry||"name";return e.metadata[u]?e.metadata[u].string:"CUSTOM_ATTRIBUTE_".concat(i)}},{key:"_getTopLevelMetadata",value:function(e){var t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}},{key:"_getAttributeMetadata",value:function(e,t){var i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}},{key:"_getDracoMetadata",value:function(e){if(!e||!e.ptr)return{};for(var t={},i=this.metadataQuerier.NumEntries(e),r=0;r<i;r++){var s=this.metadataQuerier.GetEntryName(e,r);t[s]=this._getDracoMetadataField(e,s)}return t}},{key:"_getDracoMetadataField",value:function(e,t){var i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);var r=function(e){for(var t=e.size(),i=new Int32Array(t),r=0;r<t;r++)i[r]=e.GetValue(r);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:r}}finally{this.draco.destroy(i)}}},{key:"_disableAttributeTransforms",value:function(e){var t,i=e.quantizedAttributes,r=void 0===i?[]:i,s=e.octahedronAttributes,n=void 0===s?[]:s,o=c([].concat(h(r),h(n)));try{for(o.s();!(t=o.n()).done;){var a=t.value;this.decoder.SkipAttributeTransform(this.draco[a])}}catch(e){o.e(e)}finally{o.f()}}},{key:"_getQuantizationTransform",value:function(e,t){var i=this,r=t.quantizedAttributes,s=void 0===r?[]:r,n=e.attribute_type();if(s.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits(),range:o.range(),min_values:new Float32Array([1,2,3]).map((function(e){return o.min_value(e)}))}}finally{this.draco.destroy(o)}}return null}},{key:"_getOctahedronTransform",value:function(e,t){var i=this,r=t.octahedronAttributes,s=void 0===r?[]:r,n=e.attribute_type();if(s.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits()}}finally{this.draco.destroy(o)}}return null}}]),e}();var yM,bM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),xM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),wM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");function BM(e){return PM.apply(this,arguments)}function PM(){return(PM=u(a().mark((function e(t){var i;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=t.modules||{},yM=i.draco3d?yM||i.draco3d.createDecoderModule({}).then((function(e){return{draco:e}})):yM||CM(t),e.next=4,yM;case 4:return e.abrupt("return",e.sent);case 5:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function CM(e){return MM.apply(this,arguments)}function MM(){return(MM=u(a().mark((function e(t){var i,r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:e.t0=t.draco&&t.draco.decoderType,e.next="js"===e.t0?3:(e.t0,7);break;case 3:return e.next=5,Ax(bM,"draco",t);case 5:return i=e.sent,e.abrupt("break",21);case 7:return e.t1=Promise,e.next=10,Ax(xM,"draco",t);case 10:return e.t2=e.sent,e.next=13,Ax(wM,"draco",t);case 13:return e.t3=e.sent,e.t4=[e.t2,e.t3],e.next=17,e.t1.all.call(e.t1,e.t4);case 17:s=e.sent,n=A(s,2),i=n[0],r=n[1];case 21:return i=i||globalThis.DracoDecoderModule,e.next=24,EM(i,r);case 24:return e.abrupt("return",e.sent);case 25:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function EM(e,t){var i={};return t&&(i.wasmBinary=t),new Promise((function(t){e(n(n({},i),{},{onModuleLoaded:function(e){return t({draco:e})}}))}))}var FM=n(n({},KC),{},{parse:function(e,t){return kM.apply(this,arguments)}});function kM(){return(kM=u(a().mark((function e(t,i){var r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.next=2,BM(i);case 2:return r=e.sent,s=r.draco,n=new _M(s),e.prev=5,e.abrupt("return",n.parseSync(t,null==i?void 0:i.draco));case 7:return e.prev=7,n.destroy(),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[5,,7,10]])})))).apply(this,arguments)}function IM(e){var t={};for(var i in e){var r=e[i];if("indices"!==i){var s=DM(r);t[i]=s}}return t}function DM(e){var t=function(e){var t=e,i=1,r=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),r=t.length/i);return{buffer:t,size:i,count:r}}(e),i=t.buffer,r=t.size;return{value:i,size:r,byteOffset:0,count:t.count,type:bC(r),componentType:xC(i)}}function SM(){return(SM=u(a().mark((function e(t,i,r){var s,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(null!=i&&null!==(s=i.gltf)&&void 0!==s&&s.decompressMeshes){e.next=2;break}return e.abrupt("return");case 2:n=new CC(t),o=[],l=c(OM(n));try{for(l.s();!(u=l.n()).done;)A=u.value,n.getObjectExtension(A,"KHR_draco_mesh_compression")&&o.push(TM(n,A,i,r))}catch(e){l.e(e)}finally{l.f()}return e.next=8,Promise.all(o);case 8:n.removeExtension("KHR_draco_mesh_compression");case 9:case"end":return 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22:r.next=3;break;case 24:r.next=29;break;case 26:r.prev=26,r.t1=r.catch(1),t.e(r.t1);case 29:return r.prev=29,t.f(),r.finish(29);case 32:case"end":return r.stop()}}),r,null,[[1,26,29,32],[6,16,19,22]])}function NM(){return(NM=u(a().mark((function e(t){var i,r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:i=new CC(t),r=i.json,(s=i.getExtension("KHR_lights_punctual"))&&(i.json.lights=s.lights,i.removeExtension("KHR_lights_punctual")),n=c(r.nodes||[]);try{for(n.s();!(o=n.n()).done;)l=o.value,(u=i.getObjectExtension(l,"KHR_lights_punctual"))&&(l.light=u.light),i.removeObjectExtension(l,"KHR_lights_punctual")}catch(e){n.e(e)}finally{n.f()}case 6:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function QM(){return(QM=u(a().mark((function e(t){var i,r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(i=new CC(t),(r=i.json).lights&&(hC(!(s=i.addExtension("KHR_lights_punctual")).lights),s.lights=r.lights,delete 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s=t.value;LM(s),i.addRequiredExtension("KHR_draco_mesh_compression")}}catch(e){r.e(e)}finally{r.f()}}}),Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:function(e){return NM.apply(this,arguments)},encode:function(e){return QM.apply(this,arguments)}}),Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:function(e){return VM.apply(this,arguments)},encode:function(e){var t=new CC(e),i=t.json;if(t.materials){var r,s=c(i.materials||[]);try{for(s.s();!(r=s.n()).done;){var n=r.value;n.unlit&&(delete n.unlit,t.addObjectExtension(n,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}catch(e){s.e(e)}finally{s.f()}}}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:function(e){return HM.apply(this,arguments)},encode:function(e,t){return jM.apply(this,arguments)}})];function KM(e){var t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=arguments.length>2?arguments[2]:void 0,s=WM.filter((function(e){return YM(e.name,i)})),n=c(s);try{for(n.s();!(t=n.n()).done;){var o,a=t.value;null===(o=a.preprocess)||void 0===o||o.call(a,e,i,r)}}catch(e){n.e(e)}finally{n.f()}}function XM(e){return JM.apply(this,arguments)}function JM(){return JM=u(a().mark((function e(t){var i,r,s,n,o,l,u,A=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:i=A.length>1&&void 0!==A[1]?A[1]:{},r=A.length>2?A[2]:void 0,s=WM.filter((function(e){return YM(e.name,i)})),n=c(s),e.prev=4,n.s();case 6:if((o=n.n()).done){e.next=12;break}return l=o.value,e.next=10,null===(u=l.decode)||void 0===u?void 0:u.call(l,t,i,r);case 10:e.next=6;break;case 12:e.next=17;break;case 14:e.prev=14,e.t0=e.catch(4),n.e(e.t0);case 17:return e.prev=17,n.f(),e.finish(17);case 20:case"end":return e.stop()}}),e,null,[[4,14,17,20]])}))),JM.apply(this,arguments)}function YM(e,t){var i,r=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in r&&!r[e])}var ZM={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},qM={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"},$M=function(){function e(){B(this,e),Xb(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),Xb(this,"json",void 0)}return C(e,[{key:"normalize",value:function(e,t){this.json=e.json;var i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to 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This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){var t,i=new CC(e),r=i.json,s=c(r.images||[]);try{for(s.s();!(t=s.n()).done;){var n=t.value,o=i.getObjectExtension(n,"KHR_binary_glTF");o&&Object.assign(n,o),i.removeObjectExtension(n,"KHR_binary_glTF")}}catch(e){s.e(e)}finally{s.f()}r.buffers&&r.buffers[0]&&delete r.buffers[0].uri,i.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}},{key:"_addAsset",value:function(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}},{key:"_convertTopLevelObjectsToArrays",value:function(e){for(var t in ZM)this._convertTopLevelObjectToArray(e,t)}},{key:"_convertTopLevelObjectToArray",value:function(e,t){var i=e[t];if(i&&!Array.isArray(i))for(var r in e[t]=[],i){var s=i[r];s.id=s.id||r;var n=e[t].length;e[t].push(s),this.idToIndexMap[t][r]=n}}},{key:"_convertObjectIdsToArrayIndices",value:function(e){for(var t in ZM)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));var i,r=c(e.textures);try{for(r.s();!(i=r.n()).done;){var s=i.value;this._convertTextureIds(s)}}catch(e){r.e(e)}finally{r.f()}var n,o=c(e.meshes);try{for(o.s();!(n=o.n()).done;){var a=n.value;this._convertMeshIds(a)}}catch(e){o.e(e)}finally{o.f()}var l,u=c(e.nodes);try{for(u.s();!(l=u.n()).done;){var A=l.value;this._convertNodeIds(A)}}catch(e){u.e(e)}finally{u.f()}var h,d=c(e.scenes);try{for(d.s();!(h=d.n()).done;){var p=h.value;this._convertSceneIds(p)}}catch(e){d.e(e)}finally{d.f()}}},{key:"_convertTextureIds",value:function(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}},{key:"_convertMeshIds",value:function(e){var t,i=c(e.primitives);try{for(i.s();!(t=i.n()).done;){var r=t.value,s=r.attributes,n=r.indices,o=r.material;for(var a in s)s[a]=this._convertIdToIndex(s[a],"accessor");n&&(r.indices=this._convertIdToIndex(n,"accessor")),o&&(r.material=this._convertIdToIndex(o,"material"))}}catch(e){i.e(e)}finally{i.f()}}},{key:"_convertNodeIds",value:function(e){var t=this;e.children&&(e.children=e.children.map((function(e){return t._convertIdToIndex(e,"node")}))),e.meshes&&(e.meshes=e.meshes.map((function(e){return t._convertIdToIndex(e,"mesh")})))}},{key:"_convertSceneIds",value:function(e){var t=this;e.nodes&&(e.nodes=e.nodes.map((function(e){return t._convertIdToIndex(e,"node")})))}},{key:"_convertIdsToIndices",value:function(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);var i,r=c(e[t]);try{for(r.s();!(i=r.n()).done;){var s=i.value;for(var n in s){var o=s[n],a=this._convertIdToIndex(o,n);s[n]=a}}}catch(e){r.e(e)}finally{r.f()}}},{key:"_convertIdToIndex",value:function(e,t){var i=qM[t];if(i in this.idToIndexMap){var r=this.idToIndexMap[i][e];if(!Number.isFinite(r))throw new 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tE={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},iE={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},rE=10240,sE=10241,nE=10242,oE=10243,aE=10497,lE=9986,uE={magFilter:rE,minFilter:sE,wrapS:nE,wrapT:oE},cE=(o(e={},rE,9729),o(e,sE,lE),o(e,nE,aE),o(e,oE,aE),e);var AE=function(){function e(){B(this,e),Xb(this,"baseUri",""),Xb(this,"json",{}),Xb(this,"buffers",[]),Xb(this,"images",[])}return C(e,[{key:"postProcess",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=e.json,r=e.buffers,s=void 0===r?[]:r,n=e.images,o=void 0===n?[]:n,a=e.baseUri,l=void 0===a?"":a;return hC(i),this.baseUri=l,this.json=i,this.buffers=s,this.images=o,this._resolveTree(this.json,t),this.json}},{key:"_resolveTree",value:function(e){var t=this;e.bufferViews&&(e.bufferViews=e.bufferViews.map((function(e,i){return t._resolveBufferView(e,i)}))),e.images&&(e.images=e.images.map((function(e,i){return t._resolveImage(e,i)}))),e.samplers&&(e.samplers=e.samplers.map((function(e,i){return t._resolveSampler(e,i)}))),e.textures&&(e.textures=e.textures.map((function(e,i){return t._resolveTexture(e,i)}))),e.accessors&&(e.accessors=e.accessors.map((function(e,i){return t._resolveAccessor(e,i)}))),e.materials&&(e.materials=e.materials.map((function(e,i){return t._resolveMaterial(e,i)}))),e.meshes&&(e.meshes=e.meshes.map((function(e,i){return t._resolveMesh(e,i)}))),e.nodes&&(e.nodes=e.nodes.map((function(e,i){return t._resolveNode(e,i)}))),e.skins&&(e.skins=e.skins.map((function(e,i){return t._resolveSkin(e,i)}))),e.scenes&&(e.scenes=e.scenes.map((function(e,i){return t._resolveScene(e,i)}))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}},{key:"getScene",value:function(e){return this._get("scenes",e)}},{key:"getNode",value:function(e){return this._get("nodes",e)}},{key:"getSkin",value:function(e){return this._get("skins",e)}},{key:"getMesh",value:function(e){return this._get("meshes",e)}},{key:"getMaterial",value:function(e){return 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i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":var r=t.alphaCutoff;i.alphaCutoff=void 0!==r?r:.5}var s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){var n=t.pbrMetallicRoughness,o=n.baseColorTexture||n.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}var a=t.extensions;if(a){var l=a.KHR_materials_pbrSpecularGlossiness;if(l){l.specularTexture;var u=l.specularColorTexture;null!=u&&(i.colorTextureId=e.gltfData.textures[u.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 0!==i.colorTextureId||void 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p=t.pop();i&&i.length>0&&(r.sceneModel.createEntity({id:d,meshIds:p,isObject:!0}),r.autoMetaModel&&r.metaObjects.push({id:d,type:"Default",name:d,parent:r.sceneModel.id})),i=t.length>0?t[t.length-1]:null}}}();function HE(e,t){var i;return e.matrix&&(i=e.matrix,t=t?re.mulMat4(t,i,re.mat4()):i),e.translation&&(i=re.translationMat4v(e.translation),t=t?re.mulMat4(t,i,re.mat4()):i),e.rotation&&(i=re.quaternionToMat4(e.rotation),t=t?re.mulMat4(t,i,re.mat4()):i),e.scale&&(i=re.scalingMat4v(e.scale),t=t?re.mulMat4(t,i,re.mat4()):i),t}function jE(e,t,i,r){var s=e.mesh;if(s){var n=s.primitives.length;if(n>0)for(var o=0;o<n;o++){var a=s.primitives[o];if(!(a.mode<4)){var l={id:t.sceneModel.id+"."+t.numObjects++},u=a.material;u?(l.textureSetId=u._textureSetId,l.color=u._attributes.color,l.opacity=u._attributes.opacity,l.metallic=u._attributes.metallic,l.roughness=u._attributes.roughness):(l.color=new Float32Array([1,1,1]),l.opacity=1);var c=!1!==t.backfaces||u&&!1!==u.doubleSided;switch(a.mode){case 0:l.primitive="points";break;case 1:case 2:case 3:l.primitive="lines";break;default:l.primitive=c?"triangles":"solid"}var A=a.attributes.POSITION;if(A){l.localPositions=A.value,l.positions=new Float64Array(l.localPositions.length),a.attributes.NORMAL&&(l.normals=a.attributes.NORMAL.value),a.attributes.TEXCOORD_0&&(l.uv=a.attributes.TEXCOORD_0.value),a.indices&&(l.indices=a.indices.value),i?re.transformPositions3(i,l.localPositions,l.positions):l.positions.set(l.localPositions);var h=re.vec3();je(l.positions,l.positions,h)&&(l.origin=h),t.sceneModel.createMesh(l),r.push(l.id)}}}}}function GE(e,t){e.plugin.error(t)}var zE={DEFAULT:{}},WE=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"GLTFLoader",e,s))._sceneModelLoader=new IE(b(r),s),r.dataSource=s.dataSource,r.objectDefaults=s.objectDefaults,r}return 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n=t.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(n,(function(t){e.viewer.scene.canvas.spinner.processes--,s(t)}),(function(t){e.error("load(): Failed to load model metadata for model '".concat(r," from  '").concat(n,"' - ").concat(t)),e.viewer.scene.canvas.spinner.processes--}))}else t.metaModelJSON&&s(t.metaModelJSON)}else t.src?this._sceneModelLoader.load(this,t.src,null,t,i):this._sceneModelLoader.parse(this,t.gltf,null,t,i);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}();function KE(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r="lightgrey",s=i.hoverColor||"rgba(0,0,0,0.4)",n=i.textColor||"black",o=500,a=o+o/3,l=a/24,u=[{boundary:[6,6,6,6],color:i.frontColor||i.color||"#55FF55"},{boundary:[18,6,6,6],color:i.backColor||i.color||"#55FF55"},{boundary:[12,6,6,6],color:i.rightColor||i.color||"#FF5555"},{boundary:[0,6,6,6],color:i.leftColor||i.color||"#FF5555"},{boundary:[6,0,6,6],color:i.topColor||i.color||"#7777FF"},{boundary:[6,12,6,6],color:i.bottomColor||i.color||"#7777FF"}],c=[{label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,1,0],up:[0,0,1]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,-1,0],up:[0,0,1]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,0,1]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,0,1]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,0,1],up:[0,-1,0]},{boundaries:[[7,5,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,0,-1],up:[1,0,1]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-1,-1],up:[0,-1,1]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,0,-1],up:[-1,0,1]},{boundaries:[[7,11,4,2]],dir:[0,1,1],up:[0,-1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,0,1],up:[-1,0,1]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,-1,1],up:[0,1,1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,0,1],up:[1,0,1]},{boundaries:[[5,7,2,4]],dir:[1,1,0],up:[0,0,1]},{boundaries:[[11,7,2,4]],dir:[-1,1,0],up:[0,0,1]},{boundaries:[[17,7,2,4]],dir:[-1,-1,0],up:[0,0,1]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,-1,0],up:[0,0,1]},{boundaries:[[5,11,2,2]],dir:[1,1,1],up:[-1,-1,1]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[1,-1,1],up:[-1,1,1]},{boundaries:[[5,5,2,2]],dir:[1,1,-1],up:[1,1,1]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-1,-1,1],up:[1,1,1]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-1,-1,-1],up:[-1,-1,1]},{boundaries:[[11,11,2,2]],dir:[-1,1,1],up:[1,-1,1]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[1,-1,-1],up:[1,-1,1]},{boundaries:[[11,5,2,2]],dir:[-1,1,-1],up:[-1,1,1]}];i.frontColor||i.color,i.backColor||i.color,i.rightColor||i.color,i.leftColor||i.color,i.topColor||i.color,i.bottomColor||i.color;for(var A=[{yUp:"",label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,0,1],up:[0,1,0]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,1,0]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,1,0]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,-1,0],up:[0,0,-1]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,1,0],up:[0,0,1]},{boundaries:[[7,5,4,2]],dir:[0,-.7071,-.7071],up:[0,.7071,-.7071]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,-1,0],up:[1,1,0]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-.7071,.7071],up:[0,.7071,.7071]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,-1,0],up:[-1,1,0]},{boundaries:[[7,11,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,1,0],up:[-1,1,0]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,1,1],up:[0,1,-1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,1,0],up:[1,1,0]},{boundaries:[[5,7,2,4]],dir:[1,0,-1],up:[0,1,0]},{boundaries:[[11,7,2,4]],dir:[-1,0,-1],up:[0,1,0]},{boundaries:[[17,7,2,4]],dir:[-1,0,1],up:[0,1,0]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,0,1],up:[0,1,0]},{boundaries:[[5,11,2,2]],dir:[.5,.7071,-.5],up:[-.5,.7071,.5]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[.5,.7071,.5],up:[-.5,.7071,-.5]},{boundaries:[[5,5,2,2]],dir:[.5,-.7071,-.5],up:[.5,.7071,-.5]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-.5,.7071,.5],up:[.5,.7071,-.5]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-.5,-.7071,.5],up:[-.5,.7071,.5]},{boundaries:[[11,11,2,2]],dir:[-.5,.7071,-.5],up:[.5,.7071,.5]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[.5,-.7071,.5],up:[.5,.7071,.5]},{boundaries:[[11,5,2,2]],dir:[-.5,-.7071,-.5],up:[-.5,.7071,-.5]}],h=0,d=c.length;h<d;h++)re.normalizeVec3(c[h].dir,c[h].dir),re.normalizeVec3(c[h].up,c[h].up);for(var p=0,f=A.length;p<f;p++)re.normalizeVec3(A[p].dir,A[p].dir),re.normalizeVec3(A[p].up,A[p].up);var v=A;this._textureCanvas=document.createElement("canvas"),this._textureCanvas.width=a,this._textureCanvas.height=o,this._textureCanvas.style.width=a+"px",this._textureCanvas.style.height=o+"px",this._textureCanvas.style.padding="0",this._textureCanvas.style.margin="0",this._textureCanvas.style.top="0",this._textureCanvas.style.background=r,this._textureCanvas.style.position="absolute",this._textureCanvas.style.opacity="1.0",this._textureCanvas.style.visibility="hidden",this._textureCanvas.style["z-index"]=2e6;var g=document.getElementsByTagName("body")[0];g.appendChild(this._textureCanvas);var m=this._textureCanvas.getContext("2d"),_=!1;function y(){for(var e=0,i=u.length;e<i;e++){var o=u[e],a=o.boundary,c=Math.round(a[0]*l),A=Math.round(a[1]*l),h=Math.round(a[2]*l),d=Math.round(a[3]*l);m.fillStyle=o.color,m.fillRect(c,A,h,d)}for(var p=0,f=v.length;p<f;p++){for(var g=void 0,_=void 0,y=void 0,b=void 0,x=v[p],w=x.boundaries,P=0,C=w.length;P<C;P++){var M=w[P];g=Math.round(M[0]*l),_=Math.round(M[1]*l),y=Math.round(M[2]*l),b=Math.round(M[3]*l),x.highlighted&&(m.fillStyle=x.highlighted?s:x.color||r,m.fillRect(g,_,y,b))}if(x.label){m.fillStyle=n,m.font="60px sans-serif",m.textAlign="center";var E=g+.5*y,F=_+.7*b;m.fillText(B(x.label),E,F,80)}}t.glRedraw()}var b,x,w,B=(b={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},x={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},w={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"},function(t){var i=_?x:b,r=i?i[t]:null;return r?e.localeService.translate(r)||w[r]||r:t});this.setZUp=function(){_=!0,v=c,this.clear()},this.setYUp=function(){_=!1,v=A,this.clear()},this.clear=function(){m.fillStyle=r,m.fillRect(0,0,a,o);for(var e=0,t=v.length;e<t;e++){v[e].highlighted=!1}y()},this.getArea=function(e){for(var t=e[0]*a,i=o-e[1]*o,r=0,s=v.length;r<s;r++)for(var n=v[r].boundaries,u=0,c=n.length;u<c;u++){var A=n[u];if(t>=A[0]*l&&t<=(A[0]+A[2])*l&&i>=A[1]*l&&i<=(A[1]+A[3])*l)return r}return-1},this.setAreaHighlighted=function(e,t){var i=v[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,y()},this.getAreaDir=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}var XE=re.vec3(),JE=re.vec3();re.mat4();var YE=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),r=t.call(this,"NavCube",e,s),e.navCube=b(r);var n=!0;try{r._navCubeScene=new Ar(e,{canvasId:s.canvasId,canvasElement:s.canvasElement,transparent:!0}),r._navCubeCanvas=r._navCubeScene.canvas.canvas,r._navCubeScene.input.keyboardEnabled=!1}catch(e){return r.error(e),y(r)}var o=r._navCubeScene;o.clearLights(),new Si(o,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Si(o,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Si(o,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),r._navCubeCamera=o.camera,r._navCubeCamera.ortho.scale=7,r._navCubeCamera.ortho.near=.1,r._navCubeCamera.ortho.far=2e3,o.edgeMaterial.edgeColor=[.2,.2,.2],o.edgeMaterial.edgeAlpha=.6,r._zUp=Boolean(e.camera.zUp);var a=b(r);r.setIsProjectNorth(s.isProjectNorth),r.setProjectNorthOffsetAngle(s.projectNorthOffsetAngle);var l,u=(l=re.mat4(),function(e,t,i){return re.identityMat4(l),re.rotationMat4v(e*a._projectNorthOffsetAngle*re.DEGTORAD,[0,1,0],l),re.transformVec3(l,t,i)});r._synchCamera=function(){var t=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),i=re.vec3(),r=re.vec3(),s=re.vec3();return function(){var n=e.camera.eye,o=e.camera.look,l=e.camera.up;i=re.mulVec3Scalar(re.normalizeVec3(re.subVec3(n,o,i)),5),a._isProjectNorth&&a._projectNorthOffsetAngle&&(i=u(-1,i,XE),l=u(-1,l,JE)),a._zUp?(re.transformVec3(t,i,r),re.transformVec3(t,l,s),a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=re.transformVec3(t,i,r),a._navCubeCamera.up=re.transformPoint3(t,l,s)):(a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=i,a._navCubeCamera.up=l)}}(),r._cubeTextureCanvas=new KE(e,o,s),r._cubeSampler=new Yn(o,{image:r._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),r._cubeMesh=new gn(o,{geometry:new Wi(o,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new Zi(o,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:r._cubeSampler,emissiveMap:r._cubeSampler}),visible:!!n,edges:!0}),r._shadow=!1===s.shadowVisible?null:new gn(o,{geometry:new Wi(o,_n({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new Zi(o,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!!n,pickable:!1,backfaces:!1}),r._onCameraMatrix=e.camera.on("matrix",r._synchCamera),r._onCameraWorldAxis=e.camera.on("worldAxis",(function(){e.camera.zUp?(r._zUp=!0,r._cubeTextureCanvas.setZUp(),r._repaint(),r._synchCamera()):e.camera.yUp&&(r._zUp=!1,r._cubeTextureCanvas.setYUp(),r._repaint(),r._synchCamera())})),r._onCameraFOV=e.camera.perspective.on("fov",(function(e){r._synchProjection&&(r._navCubeCamera.perspective.fov=e)})),r._onCameraProjection=e.camera.on("projection",(function(e){r._synchProjection&&(r._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var c=-1;function A(t,i){var r=(t-d)*-_,s=(i-p)*-_;e.camera.orbitYaw(r),e.camera.orbitPitch(-s),d=t,p=i}function h(e){var t=[0,0];if(e){for(var i=e.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-r,t[1]=e.pageY-s}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var d,p,f=null,v=null,g=!1,m=!1,_=.5;a._navCubeCanvas.addEventListener("mouseenter",a._onMouseEnter=function(e){m=!0}),a._navCubeCanvas.addEventListener("mouseleave",a._onMouseLeave=function(e){m=!1}),a._navCubeCanvas.addEventListener("mousedown",a._onMouseDown=function(e){if(1===e.which){f=e.x,v=e.y,d=e.clientX,p=e.clientY;var t=h(e),i=o.pick({canvasPos:t});g=!!i}}),document.addEventListener("mouseup",a._onMouseUp=function(e){if(1===e.which&&(g=!1,null!==f)){var t=h(e),i=o.pick({canvasPos:t,pickSurface:!0});if(i&&i.uv){var r=a._cubeTextureCanvas.getArea(i.uv);if(r>=0&&(document.body.style.cursor="pointer",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),r>=0)){if(a._cubeTextureCanvas.setAreaHighlighted(r,!0),c=r,a._repaint(),e.x<f-3||e.x>f+3||e.y<v-3||e.y>v+3)return;var s=a._cubeTextureCanvas.getAreaDir(r);if(s){var n=a._cubeTextureCanvas.getAreaUp(r);a._isProjectNorth&&a._projectNorthOffsetAngle&&(s=u(1,s,XE),n=u(1,n,JE)),x(s,n,(function(){c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),document.body.style.cursor="pointer",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),r>=0&&(a._cubeTextureCanvas.setAreaHighlighted(r,!1),c=-1,a._repaint())}))}}}}}),document.addEventListener("mousemove",a._onMouseMove=function(e){if(c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),1!==e.buttons||g){if(g){var t=e.clientX,i=e.clientY;return document.body.style.cursor="move",void A(t,i)}if(m){var r=h(e),s=o.pick({canvasPos:r,pickSurface:!0});if(s){if(s.uv){document.body.style.cursor="pointer";var n=a._cubeTextureCanvas.getArea(s.uv);if(n===c)return;c>=0&&a._cubeTextureCanvas.setAreaHighlighted(c,!1),n>=0&&(a._cubeTextureCanvas.setAreaHighlighted(n,!0),a._repaint(),c=n)}}else document.body.style.cursor="default",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1)}}});var x=function(){var t=re.vec3();return function(i,r,s){var n=a._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,o=re.getAABB3Diag(n);re.getAABB3Center(n,t);var l=Math.abs(o/Math.tan(a._cameraFitFOV*re.DEGTORAD));e.cameraControl.pivotPos=t,a._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV,duration:a._cameraFlyDuration},s):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV},s)}}();return r._onUpdated=e.localeService.on("updated",(function(){r._cubeTextureCanvas.clear(),r._repaint()})),r.setVisible(s.visible),r.setCameraFitFOV(s.cameraFitFOV),r.setCameraFly(s.cameraFly),r.setCameraFlyDuration(s.cameraFlyDuration),r.setFitVisible(s.fitVisible),r.setSynchProjection(s.synchProjection),r}return C(i,[{key:"send",value:function(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}},{key:"_repaint",value:function(){var e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}},{key:"getVisible",value:function(){return!!this._navCubeCanvas&&this._cubeMesh.visible}},{key:"setFitVisible",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._fitVisible=e}},{key:"getFitVisible",value:function(){return this._fitVisible}},{key:"setCameraFly",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._cameraFly=e}},{key:"getCameraFly",value:function(){return this._cameraFly}},{key:"setCameraFitFOV",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:45;this._cameraFitFOV=e}},{key:"getCameraFitFOV",value:function(){return this._cameraFitFOV}},{key:"setCameraFlyDuration",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.5;this._cameraFlyDuration=e}},{key:"getCameraFlyDuration",value:function(){return this._cameraFlyDuration}},{key:"setSynchProjection",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._synchProjection=e}},{key:"getSynchProjection",value:function(){return this._synchProjection}},{key:"setIsProjectNorth",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._isProjectNorth=e}},{key:"getIsProjectNorth",value:function(){return this._isProjectNorth}},{key:"setProjectNorthOffsetAngle",value:function(e){this._projectNorthOffsetAngle=e}},{key:"getProjectNorthOffsetAngle",value:function(){return this._projectNorthOffsetAngle}},{key:"destroy",value:function(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ZE=re.vec3(),qE=function(){function e(){B(this,e)}return C(e,[{key:"load",value:function(e,t){var i=e.scene.canvas.spinner;i.processes++,$E(e,t,(function(t){tF(e,t,(function(){sF(e,t),i.processes--,we.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}},{key:"parse",value:function(e,t,i,r){if(t){var s=eF(e,t,null);i&&rF(e,i,r),sF(e,s),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}]),e}(),$E=function(e,t,i){nF(t,(function(r){var s=eF(e,r,t);i(s)}),(function(t){e.error(t)}))},eF=function(){var e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(r,s,n){var o={src:n=n||"",basePath:t(n),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(o,"",!1),-1!==s.indexOf("\r\n")&&(s=s.replace("\r\n","\n"));for(var a=s.split("\n"),l="",u="",c="",d=[],p="function"==typeof"".trimLeft,f=0,v=a.length;f<v;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(u=l.charAt(0)))if("v"===u)if(" "===(c=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))o.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===c&&null!==(d=e.normal_pattern.exec(l)))o.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==c||null===(d=e.uv_pattern.exec(l)))return void r.error("Unexpected vertex/normal/uv line: '"+l+"'");o.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===u)if(null!==(d=e.face_vertex_uv_normal.exec(l)))A(o,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))A(o,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else if(null!==(d=e.face_vertex_normal.exec(l)))A(o,d[1],d[3],d[5],d[7],void 0,void 0,void 0,void 0,d[2],d[4],d[6],d[8]);else{if(null===(d=e.face_vertex.exec(l)))return void r.error("Unexpected face line: '"+l+"'");A(o,d[1],d[2],d[3],d[4])}else if("l"===u){var g=l.substring(1).trim().split(" "),m=[],_=[];if(-1===l.indexOf("/"))m=g;else for(var y=0,b=g.length;y<b;y++){var x=g[y].split("/");""!==x[0]&&m.push(x[0]),""!==x[1]&&_.push(x[1])}h(o,m,_)}else if(null!==(d=e.object_pattern.exec(l))){i(o,w=d[0].substr(1).trim(),!0)}else if(e.material_use_pattern.test(l)){var w=l.substring(7).trim();o.object.material.id=w}else if(e.material_library_pattern.test(l))o.materialLibraries[l.substring(7).trim()]=!0;else{if(null===(d=e.smoothing_pattern.exec(l))){if("\0"===l)continue;return void r.error("Unexpected line: '"+l+"'")}var B=d[1].trim().toLowerCase();o.object.material.smooth="1"===B||"on"===B}return o};function t(e){var t=e.lastIndexOf("/");return-1===t?e:e.substring(0,t+1)}function i(e,t,i){if(e.object&&!1===e.object.fromDeclaration)return e.object.id=t,void(e.object.fromDeclaration=!1!==i);e.object={id:t||"",geometry:{positions:[],normals:[],uv:[]},material:{id:"",smooth:!0},fromDeclaration:!1!==i},e.objects.push(e.object)}function r(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function s(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function n(e,t){var i=parseInt(e,10);return 2*(i>=0?i-1:i+t/2)}function o(e,t,i,r){var s=e.positions,n=e.object.geometry.positions;n.push(s[t+0]),n.push(s[t+1]),n.push(s[t+2]),n.push(s[i+0]),n.push(s[i+1]),n.push(s[i+2]),n.push(s[r+0]),n.push(s[r+1]),n.push(s[r+2])}function a(e,t){var i=e.positions,r=e.object.geometry.positions;r.push(i[t+0]),r.push(i[t+1]),r.push(i[t+2])}function l(e,t,i,r){var s=e.normals,n=e.object.geometry.normals;n.push(s[t+0]),n.push(s[t+1]),n.push(s[t+2]),n.push(s[i+0]),n.push(s[i+1]),n.push(s[i+2]),n.push(s[r+0]),n.push(s[r+1]),n.push(s[r+2])}function u(e,t,i,r){var s=e.uv,n=e.object.geometry.uv;n.push(s[t+0]),n.push(s[t+1]),n.push(s[i+0]),n.push(s[i+1]),n.push(s[r+0]),n.push(s[r+1])}function c(e,t){var i=e.uv,r=e.object.geometry.uv;r.push(i[t+0]),r.push(i[t+1])}function A(e,t,i,a,c,A,h,d,p,f,v,g,m){var _,y=e.positions.length,b=r(t,y),x=r(i,y),w=r(a,y);if(void 0===c?o(e,b,x,w):(o(e,b,x,_=r(c,y)),o(e,x,w,_)),void 0!==A){var B=e.uv.length;b=n(A,B),x=n(h,B),w=n(d,B),void 0===c?u(e,b,x,w):(u(e,b,x,_=n(p,B)),u(e,x,w,_))}if(void 0!==f){var P=e.normals.length;b=s(f,P),x=f===v?b:s(v,P),w=f===g?b:s(g,P),void 0===c?l(e,b,x,w):(l(e,b,x,_=s(m,P)),l(e,x,w,_))}}function h(e,t,i){e.object.geometry.type="Line";for(var s=e.positions.length,o=e.uv.length,l=0,u=t.length;l<u;l++)a(e,r(t[l],s));for(var A=0,h=i.length;A<h;A++)c(e,n(i[A],o))}}();function tF(e,t,i){for(var r=t.basePath,s=Object.keys(t.materialLibraries),n=s.length,o=0,a=n;o<a;o++)iF(e,r,r+s[o],(function(){0==--n&&i()}))}var iF=function(e,t,i,r){nF(i,(function(i){rF(e,i,t),r()}),(function(t){e.error(t),r()}))},rF=function(){var e=/\s+/;return function(e,s,n){var o,a,l,u,c,A=s.split("\n"),h={id:"Default"},d=!1;n=n||"";for(var p=0;p<A.length;p++)if(0!==(o=A[p].trim()).length&&"#"!==o.charAt(0))switch(l=(l=(a=o.indexOf(" "))>=0?o.substring(0,a):o).toLowerCase(),u=(u=a>=0?o.substring(a+1):"").trim(),l.toLowerCase()){case"newmtl":i(e,h),h={id:u},d=!0;break;case"ka":h.ambient=r(u);break;case"kd":h.diffuse=r(u);break;case"ks":h.specular=r(u);break;case"map_kd":h.diffuseMap||(h.diffuseMap=t(e,n,u,"sRGB"));break;case"map_ks":h.specularMap||(h.specularMap=t(e,n,u,"linear"));break;case"map_bump":case"bump":h.normalMap||(h.normalMap=t(e,n,u));break;case"ns":h.shininess=parseFloat(u);break;case"d":(c=parseFloat(u))<1&&(h.alpha=c,h.alphaMode="blend");break;case"tr":(c=parseFloat(u))>0&&(h.alpha=1-c,h.alphaMode="blend")}d&&i(e,h)};function t(e,t,i,r){var s={},n=i.split(/\s+/),o=n.indexOf("-bm");return o>=0&&n.splice(o,2),(o=n.indexOf("-s"))>=0&&(s.scale=[parseFloat(n[o+1]),parseFloat(n[o+2])],n.splice(o,4)),(o=n.indexOf("-o"))>=0&&(s.translate=[parseFloat(n[o+1]),parseFloat(n[o+2])],n.splice(o,4)),s.src=t+n.join(" ").trim(),s.flipY=!0,s.encoding=r||"linear",new Yn(e,s).id}function i(e,t){new Zi(e,t)}function r(t){var i=t.split(e,3);return[parseFloat(i[0]),parseFloat(i[1]),parseFloat(i[2])]}}();function sF(e,t){for(var i=0,r=t.objects.length;i<r;i++){var s=t.objects[i],n=s.geometry;if(n.type,0!==n.positions.length){var o={primitive:"triangles",compressGeometry:!1};o.positions=n.positions,n.normals.length>0&&(o.normals=n.normals),n.uv.length>0&&(o.uv=n.uv);for(var a=new Array(o.positions.length/3),l=0;l<a.length;l++)a[l]=l;o.indices=a;var u=ZE;je(n.positions,n.positions,u);var c,A=new Wi(e,o),h=s.material.id;h&&""!==h?(c=e.scene.components[h])||e.error("Material not found: "+h):c=new Zi(e,{diffuse:[.6,.6,.6],backfaces:!0});var d=new gn(e,{id:e.id+"#"+s.id,origin:0!==u[0]||0!==u[1]||0!==u[2]?u:null,isObject:!0,geometry:A,material:c,pickable:!0});e.addChild(d)}}}function nF(e,t,i){var r=new XMLHttpRequest;r.open("GET",e,!0),r.addEventListener("load",(function(e){var r=e.target.response;200===this.status?t&&t(r):0===this.status?(console.warn("loadFile: HTTP Status 0 received."),t&&t(r)):i&&i(e)}),!1),r.addEventListener("error",(function(e){i&&i(e)}),!1),r.send(null)}var oF=function(e){g(i,Ue);var t=_(i);function i(e,r){var s;return B(this,i),(s=t.call(this,"OBJLoader",e,r))._sceneGraphLoader=new qE,s}return C(i,[{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Tn(this.viewer.scene,he.apply(t,{isModel:!0})),r=i.id,s=t.src;if(!s)return this.error("load() param expected: src"),i;if(t.metaModelSrc){var n=t.metaModelSrc;he.loadJSON(n,(function(n){e.viewer.metaScene.createMetaModel(r,n),e._sceneGraphLoader.load(i,s,t)}),(function(t){e.error("load(): Failed to load model modelMetadata for model '".concat(r," from  '").concat(n,"' - ").concat(t))}))}else this._sceneGraphLoader.load(i,s,t);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),aF=new Float64Array([0,0,1]),lF=new Float64Array(4),uF=function(){function e(t){B(this,e),this.id=null,this._viewer=t.viewer,this._visible=!1,this._pos=re.vec3(),this._origin=re.vec3(),this._rtcPos=re.vec3(),this._baseDir=re.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),He(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=re.vec3PairToQuaternion(aF,e,lF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Tn(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});var r,s,n=this._rootNode,o={arrowHead:new Wi(n,_n({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Wi(n,_n({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new Wi(n,_n({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new Wi(n,lo({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new Wi(n,lo({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new Wi(n,lo({radius:.8,tube:i,radialSegments:64,tubeSegments:8,arc:2*Math.PI})),axis:new Wi(n,_n({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1})),axisHandle:new Wi(n,_n({radiusTop:.08,radiusBottom:.08,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},a={pickable:new Zi(n,{diffuse:[1,1,0],alpha:0,alphaMode:"blend"}),red:new Zi(n,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new $i(n,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6}),green:new Zi(n,{diffuse:[0,1,0],emissive:[0,1,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightGreen:new $i(n,{edges:!1,fill:!0,fillColor:[0,1,0],fillAlpha:.6}),blue:new Zi(n,{diffuse:[0,0,1],emissive:[0,0,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightBlue:new $i(n,{edges:!1,fill:!0,fillColor:[0,0,1],fillAlpha:.2}),center:new Zi(n,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new $i(n,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new $i(n,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:n.addChild(new gn(n,{geometry:new Wi(n,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Zi(n,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new $i(n,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:n.addChild(new gn(n,{geometry:new Wi(n,lo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Zi(n,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new $i(n,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:n.addChild(new gn(n,{geometry:o.curve,material:a.red,matrix:(r=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),s=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4()),re.mulMat4(s,r,re.identityMat4())),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:n.addChild(new gn(n,{geometry:o.curveHandle,material:a.pickable,matrix:function(){var e=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),t=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,-.07,-.8,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(0*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,-.8,-.07,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:n.addChild(new gn(n,{geometry:o.curve,material:a.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:n.addChild(new gn(n,{geometry:o.curveHandle,material:a.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(.07,0,-.8,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(.8,0,-.07,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:n.addChild(new gn(n,{geometry:o.curve,material:a.blue,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:n.addChild(new gn(n,{geometry:o.curveHandle,material:a.pickable,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(.8,-.07,0,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4());return re.mulMat4(e,t,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(.05,-.8,0,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:n.addChild(new gn(n,{geometry:new Wi(n,yn({radius:.05})),material:a.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:n.addChild(new gn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:n.addChild(new gn(n,{geometry:o.axis,material:a.red,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:n.addChild(new gn(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:n.addChild(new gn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:n.addChild(new gn(n,{geometry:o.axis,material:a.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:n.addChild(new gn(n,{geometry:o.axisHandle,material:a.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:n.addChild(new gn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:n.addChild(new gn(n,{geometry:o.axis,material:a.blue,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:n.addChild(new gn(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:n.addChild(new gn(n,{geometry:new Wi(n,lo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Zi(n,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new $i(n,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:n.addChild(new gn(n,{geometry:o.hoop,material:a.red,highlighted:!0,highlightMaterial:a.highlightRed,matrix:function(){var e=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),t=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:n.addChild(new gn(n,{geometry:o.hoop,material:a.green,highlighted:!0,highlightMaterial:a.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:n.addChild(new gn(n,{geometry:o.hoop,material:a.blue,highlighted:!0,highlightMaterial:a.highlightBlue,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHeadBig,material:a.red,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHeadBig,material:a.green,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHeadBig,material:a.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this,i=!1,r=-1,s=0,n=1,o=2,a=3,l=4,u=5,c=this._rootNode,A=null,h=null,d=re.vec2(),p=re.vec3([1,0,0]),f=re.vec3([0,1,0]),v=re.vec3([0,0,1]),g=this._viewer.scene.canvas.canvas,m=this._viewer.camera,_=this._viewer.scene,y=re.vec3([0,0,0]),b=-1;this._onCameraViewMatrix=_.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=_.camera.on("projMatrix",(function(){})),this._onSceneTick=_.on("tick",(function(){var t=Math.abs(re.lenVec3(re.subVec3(_.camera.eye,e._pos,y)));if(t!==b&&"perspective"===m.projection){var i=.07*(Math.tan(m.perspective.fov*re.DEGTORAD)*t);c.scale=[i,i,i],b=t}if("ortho"===m.projection){var r=m.ortho.scale/10;c.scale=[r,r,r],b=t}}));var x,w,B,P,C,M=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-r,e[1]=t.pageY-s}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),E=function(){var e=re.mat4();return function(i,r){return re.quaternionToMat4(t._rootNode.quaternion,e),re.transformVec3(e,i,r),re.normalizeVec3(r),r}}(),F=(x=re.vec3(),function(e){var t=Math.abs(e[0]);return t>Math.abs(e[1])&&t>Math.abs(e[2])?re.cross3Vec3(e,[0,1,0],x):re.cross3Vec3(e,[1,0,0],x),re.cross3Vec3(x,e,x),re.normalizeVec3(x),x}),k=(w=re.vec3(),B=re.vec3(),P=re.vec4(),function(e,i,r){E(e,P);var s=F(P,i,r);D(i,s,w),D(r,s,B),re.subVec3(B,w);var n=re.dotVec3(B,P);t._pos[0]+=P[0]*n,t._pos[1]+=P[1]*n,t._pos[2]+=P[2]*n,t._rootNode.position=t._pos,t._sectionPlane&&(t._sectionPlane.pos=t._pos)}),I=function(){var e=re.vec4(),i=re.vec4(),r=re.vec4(),s=re.vec4();return function(n,o,a){if(E(n,s),!(D(o,s,e)&&D(a,s,i))){var l=F(s,o,a);D(o,l,e,1),D(a,l,i,1);var u=re.dotVec3(e,s);e[0]-=u*s[0],e[1]-=u*s[1],e[2]-=u*s[2],u=re.dotVec3(i,s),i[0]-=u*s[0],i[1]-=u*s[1],i[2]-=u*s[2]}re.normalizeVec3(e),re.normalizeVec3(i),u=re.dotVec3(e,i),u=re.clamp(u,-1,1);var c=Math.acos(u)*re.RADTODEG;re.cross3Vec3(e,i,r),re.dotVec3(r,s)<0&&(c=-c),t._rootNode.rotate(n,c),S()}}(),D=function(){var e=re.vec4([0,0,0,1]),i=re.mat4();return function(r,s,n,o){o=o||0,e[0]=r[0]/g.width*2-1,e[1]=-(r[1]/g.height*2-1),e[2]=0,e[3]=1,re.mulMat4(m.projMatrix,m.viewMatrix,i),re.inverseMat4(i),re.transformVec4(i,e,e),re.mulVec4Scalar(e,1/e[3]);var a=m.eye;re.subVec4(e,a,e);var l=t._sectionPlane.pos,u=-re.dotVec3(l,s)-o,c=re.dotVec3(s,e);if(Math.abs(c)>.005){var A=-(re.dotVec3(s,a)+u)/c;return re.mulVec3Scalar(e,A,n),re.addVec3(n,a),re.subVec3(n,l,n),!0}return!1}}(),S=function(){var e=re.vec3(),i=re.mat4();return function(){t.sectionPlane&&(re.quaternionToMat4(c.quaternion,i),re.transformVec3(i,[0,0,1],e),t._setSectionPlaneDir(e))}}(),T=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(function(t){if(e._visible&&!T){var c;switch(i=!1,C&&(C.visible=!1),t.entity.id){case e._displayMeshes.xAxisArrowHandle.id:case e._displayMeshes.xAxisHandle.id:c=e._affordanceMeshes.xAxisArrow,A=s;break;case e._displayMeshes.yAxisArrowHandle.id:case e._displayMeshes.yShaftHandle.id:c=e._affordanceMeshes.yAxisArrow,A=n;break;case e._displayMeshes.zAxisArrowHandle.id:case e._displayMeshes.zAxisHandle.id:c=e._affordanceMeshes.zAxisArrow,A=o;break;case e._displayMeshes.xCurveHandle.id:c=e._affordanceMeshes.xHoop,A=a;break;case e._displayMeshes.yCurveHandle.id:c=e._affordanceMeshes.yHoop,A=l;break;case e._displayMeshes.zCurveHandle.id:c=e._affordanceMeshes.zHoop,A=u;break;default:return void(A=r)}c&&(c.visible=!0),C=c,i=!0}})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(function(t){e._visible&&(C&&(C.visible=!1),C=null,A=r)})),g.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&i&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){T=!0;var r=M(t);h=A,d[0]=r[0],d[1]=r[1]}}),g.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&T){var i=M(t),r=i[0],c=i[1];switch(h){case s:k(p,d,i);break;case n:k(f,d,i);break;case o:k(v,d,i);break;case a:I(p,d,i);break;case l:I(f,d,i);break;case u:I(v,d,i)}d[0]=r,d[1]=c}}),g.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,T&&(t.which,T=!1,i=!1))}),g.addEventListener("wheel",this._canvasWheelListener=function(t){if(e._visible)Math.max(-1,Math.min(1,40*-t.deltaY))})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,r=e.camera,s=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.off(this._onCameraViewMatrix),r.off(this._onCameraProjMatrix),s.off(this._onCameraControlHover),s.off(this._onCameraControlHoverLeave)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),cF=function(){function e(t,i,r){var s=this;B(this,e),this.id=r.id,this._sectionPlane=r,this._mesh=new gn(i,{id:r.id,geometry:new Wi(i,Ki({xSize:.5,ySize:.5,zSize:.001})),material:new Zi(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new tr(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new $i(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new $i(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=re.vec3([0,0,0]),o=re.vec3(),a=re.vec3([0,0,1]),l=re.vec4(4),u=re.vec3(),c=function(){var e=s._sectionPlane.scene.center,t=[-s._sectionPlane.dir[0],-s._sectionPlane.dir[1],-s._sectionPlane.dir[2]];re.subVec3(e,s._sectionPlane.pos,n);var i=-re.dotVec3(t,n);re.normalizeVec3(t),re.mulVec3Scalar(t,i,o);var r=re.vec3PairToQuaternion(a,s._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],s._mesh.quaternion=r,s._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",c),this._onSectionPlaneDir=this._sectionPlane.on("dir",c),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),AF=function(){function e(t,i){var r=this;if(B(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new Ar(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Si(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Si(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Si(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var s=this._scene.camera,n=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),o=re.vec3(),a=re.vec3(),l=re.vec3();this._synchCamera=function(){var e=r._viewer.camera.eye,t=r._viewer.camera.look,i=r._viewer.camera.up;re.mulVec3Scalar(re.normalizeVec3(re.subVec3(e,t,o)),7),r._zUp?(re.transformVec3(n,o,a),re.transformVec3(n,i,l),s.look=[0,0,0],s.eye=re.transformVec3(n,o,a),s.up=re.transformPoint3(n,i,l)):(s.look=[0,0,0],s.eye=o,s.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){r._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=r._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)r._planes[u.id]&&r._onHoverLeavePlane(u.id);u=t.entity,r._planes[u.id]&&r._onHoverEnterPlane(u.id)}}else u&&(r._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?r._planes[u.id]&&r._onClickedPlane(u.id):r._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(r._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new cF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),hF=re.AABB3(),dF=re.vec3(),pF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,"SectionPlanes",e))._freeControls=[],r._sectionPlanes=e.scene.sectionPlanes,r._controls={},r._shownControlId=null,null!==s.overviewCanvasId&&void 0!==s.overviewCanvasId){var n=document.getElementById(s.overviewCanvasId);n?r._overview=new AF(b(r),{overviewCanvas:n,visible:s.overviewVisible,onHoverEnterPlane:function(e){r._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){r._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(r.getShownControl()!==e){r.showControl(e);var t=r.sectionPlanes[e].pos;hF.set(r.viewer.scene.aabb),re.getAABB3Center(hF,dF),hF[0]+=t[0]-dF[0],hF[1]+=t[1]-dF[1],hF[2]+=t[2]-dF[2],hF[3]+=t[0]-dF[0],hF[4]+=t[1]-dF[1],hF[5]+=t[2]-dF[2],r.viewer.cameraFlight.flyTo({aabb:hF,fitFOV:65})}else r.hideControl()},onClickedNothing:function(){r.hideControl()}}):r.warn("Can't find overview canvas: '"+s.overviewCanvasId+"' - will create plugin without overview")}return r._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){r._sectionPlaneCreated(e)})),r}return C(i,[{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new Bn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new uF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var r in this._controls)this._controls.hasOwnProperty(r)&&this._controls[r].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),fF=C((function e(t,i,r,s,n,o){B(this,e),this.plugin=t,this.storeyId=n,this.modelId=s,this.storeyAABB=r.slice(),this.aabb=this.storeyAABB,this.modelAABB=i.slice(),this.numObjects=o})),vF=C((function e(t,i,r,s,n,o){B(this,e),this.storeyId=t,this.imageData=i,this.format=r,this.width=s,this.height=n})),gF=re.vec3(),mF=re.mat4(),_F="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==",yF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"StoreyViews",e))._objectsMemento=new Hd,r._cameraMemento=new Od,r.storeys={},r.modelStoreys={},r._fitStoreyMaps=!!s.fitStoreyMaps,r._onModelLoaded=r.viewer.scene.on("modelLoaded",(function(e){r._registerModelStoreys(e),r.fire("storeys",r.storeys)})),r}return C(i,[{key:"_registerModelStoreys",value:function(e){var t=this,i=this.viewer,r=i.scene,s=i.metaScene,n=s.metaModels[e],o=r.models[e];if(n&&n.rootMetaObjects)for(var a=n.rootMetaObjects,l=0,u=a.length;l<u;l++)for(var c=a[l].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]),A=0,h=c.length;A<h;A++){var d=c[A],p=s.metaObjects[d].getObjectIDsInSubtree(),f=r.getAABB(p),v=Math.random()>.5?p.length:0,g=new fF(this,o.aabb,f,e,d,v);g._onModelDestroyed=o.once("destroyed",(function(){t._deregisterModelStoreys(e),t.fire("storeys",t.storeys)})),this.storeys[d]=g,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][d]=g}}},{key:"_deregisterModelStoreys",value:function(e){var t=this.modelStoreys[e];if(t){var i=this.viewer.scene;for(var r in t)if(t.hasOwnProperty(r)){var s=t[r],n=i.models[s.modelId];n&&n.off(s._onModelDestroyed),delete this.storeys[r]}delete this.modelStoreys[e]}}},{key:"fitStoreyMaps",get:function(){return this._fitStoreyMaps}},{key:"gotoStoreyCamera",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());var r=this.viewer,s=r.scene,n=s.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])t.done&&t.done();else if(o[3]!==o[0]||o[4]!==o[1]||o[5]!==o[2]){var a=re.getAABB3Center(o),l=re.getAABB3Diag(o),u=45,c=Math.abs(l/Math.tan(u*re.DEGTORAD)),A=1.3*l,h=gF;h[0]=a[0]+n.worldUp[0]*c,h[1]=a[1]+n.worldUp[1]*c,h[2]=a[2]+n.worldUp[2]*c;var d=n.worldForward;t.done?r.cameraFlight.flyTo(he.apply(t,{eye:h,look:a,up:d,orthoScale:A}),(function(){t.done()})):(r.cameraFlight.jumpTo(he.apply(t,{eye:h,look:a,up:d,orthoScale:A})),r.camera.ortho.scale=A)}else t.done&&t.done()}},{key:"showStoreyObjects",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(i){var r=this.viewer,s=r.scene,n=r.metaScene,o=n.metaObjects[e];o&&(t.hideOthers&&s.setObjectsVisible(r.scene.visibleObjectIds,!1),this.withStoreyObjects(e,(function(e,t){e&&(e.visible=!0)})))}else this.error("IfcBuildingStorey not found with this ID: "+e)}},{key:"withStoreyObjects",value:function(e,t){var i=this.viewer,r=i.scene,s=i.metaScene,n=s.metaObjects[e];if(n)for(var o=n.getObjectIDsInSubtree(),a=0,l=o.length;a<l;a++){var u=o[a],c=s.metaObjects[u],A=r.objects[u];A&&t(A,c)}}},{key:"createStoreyMap",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),_F;var r,s,n=this.viewer,o=n.scene,a=t.format||"png",l=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,u=Math.abs((l[5]-l[2])/(l[3]-l[0])),c=t.padding||0;t.width&&t.height?(r=t.width,s=t.height):t.height?(s=t.height,r=Math.round(s/u)):t.width?(r=t.width,s=Math.round(r*u)):(r=300,s=Math.round(r*u)),this._objectsMemento.saveObjects(o),this._cameraMemento.saveCamera(o),this.showStoreyObjects(e,he.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);var A=n.getSnapshot({width:r,height:s,format:a});return this._objectsMemento.restoreObjects(o),this._cameraMemento.restoreCamera(o),new vF(e,A,a,r,s,c)}},{key:"_arrangeStoreyMapCamera",value:function(e){var t=this.viewer,i=t.scene.camera,r=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,s=re.getAABB3Center(r),n=gF;n[0]=s[0]+.5*i.worldUp[0],n[1]=s[1]+.5*i.worldUp[1],n[2]=s[2]+.5*i.worldUp[2];var o=i.worldForward;t.cameraFlight.jumpTo({eye:n,look:s,up:o});var a=(r[3]-r[0])/2,l=(r[4]-r[1])/2,u=(r[5]-r[2])/2,c=-a,A=+a,h=-l,d=+l,p=-u,f=+u;t.camera.customProjection.matrix=re.orthoMat4c(c,A,p,f,h,d,mF),t.camera.projection="customProjection"}},{key:"pickStoreyMap",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=e.storeyId,s=this.storeys[r];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+r),null;var n=1-t[0]/e.width,o=1-t[1]/e.height,a=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,l=a[0],u=a[1],c=a[2],A=a[3],h=a[4],d=a[5],p=A-l,f=h-u,v=d-c,g=re.vec3([l+p*n,u+.5*f,c+v*o]),m=re.vec3([0,-1,0]),_=re.addVec3(g,m,gF),y=this.viewer.camera.worldForward,b=re.lookAtMat4v(g,_,y,mF),x=this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:b});return x}},{key:"storeyMapToWorldPos",value:function(e,t){var i=e.storeyId,r=this.storeys[i];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+i),null;var s=1-t[0]/e.width,n=1-t[1]/e.height,o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,a=o[0],l=o[1],u=o[2],c=o[3],A=o[4],h=o[5],d=c-a,p=A-l,f=h-u,v=re.vec3([a+d*s,l+.5*p,u+f*n]);return v}},{key:"getStoreyContainingWorldPos",value:function(e){for(var t in this.storeys){var i=this.storeys[t];if(re.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}},{key:"getStoreyInVerticalRange",value:function(e){for(var t in this.storeys){var i=this.storeys[t],r=[0,0,0,0,0,0],s=[0,0,0];if(r[1]=i.storeyAABB[1],r[4]=i.storeyAABB[4],s[1]=e[1],re.point3AABB3AbsoluteIntersect(r,s))return t}return null}},{key:"isPositionAboveOrBelowBuilding",value:function(e){var t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}},{key:"worldPosToStoreyMap",value:function(e,t,i){var r=e.storeyId,s=this.storeys[r];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+r),!1;var n=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,o=n[0],a=n[1],l=n[2],u=n[3]-o,c=n[4]-a,A=n[5]-l,h=this.viewer.camera.worldUp,d=h[0]>h[1]&&h[0]>h[2],p=!d&&h[1]>h[0]&&h[1]>h[2];!d&&!p&&h[2]>h[0]&&(h[2],h[1]);var f=e.width/u,v=p?e.height/A:e.height/c;return i[0]=Math.floor(e.width-(t[0]-o)*f),i[1]=Math.floor(e.height-(t[2]-l)*v),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}},{key:"worldDirToStoreyMap",value:function(e,t,i){var r=this.viewer.camera,s=r.eye,n=r.look,o=re.subVec3(n,s,gF),a=r.worldUp,l=a[0]>a[1]&&a[0]>a[2],u=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!u&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=o[1],i[1]=o[2]):u?(i[0]=o[0],i[1]=o[2]):(i[0]=o[0],i[1]=o[1]),re.normalizeVec2(i)}},{key:"destroy",value:function(){this.viewer.scene.off(this._onModelLoaded),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),bF=new Float64Array([0,0,1]),xF=new Float64Array(4),wF=function(){function e(t){B(this,e),this.id=null,this._viewer=t.viewer,this._plugin=t,this._visible=!1,this._pos=re.vec3(),this._origin=re.vec3(),this._rtcPos=re.vec3(),this._baseDir=re.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),He(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=re.vec3PairToQuaternion(bF,e,xF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Tn(t,{position:[0,0,0],scale:[5,5,5]});var r=this._rootNode,s={arrowHead:new Wi(r,_n({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Wi(r,_n({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new Wi(r,_n({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},n={red:new Zi(r,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new Zi(r,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new Zi(r,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new $i(r,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:r.addChild(new gn(r,{geometry:new Wi(r,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Zi(r,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:r.addChild(new gn(r,{geometry:new Wi(r,lo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Zi(r,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:r.addChild(new gn(r,{geometry:new Wi(r,yn({radius:.05})),material:n.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:r.addChild(new gn(r,{geometry:s.arrowHead,material:n.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:r.addChild(new gn(r,{geometry:s.axis,material:n.blue,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:r.addChild(new gn(r,{geometry:new Wi(r,lo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Zi(r,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new $i(r,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:r.addChild(new gn(r,{geometry:s.arrowHeadBig,material:n.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this._rootNode,i=re.vec2(),r=this._viewer.camera,s=this._viewer.scene,n=0,o=!1,a=re.vec3([0,0,0]),l=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=s.camera.on("projMatrix",(function(){})),this._onSceneTick=s.on("tick",(function(){o=!1;var i=Math.abs(re.lenVec3(re.subVec3(s.camera.eye,e._pos,a)));if(i!==l&&"perspective"===r.projection){var u=.07*(Math.tan(r.perspective.fov*re.DEGTORAD)*i);t.scale=[u,u,u],l=i}if("ortho"===r.projection){var A=r.ortho.scale/10;t.scale=[A,A,A],l=i}0!==n&&(c(n),n=0)}));var u=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-r,e[1]=t.pageY-s}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),c=function(t){var i=e._sectionPlane.pos,r=e._sectionPlane.dir;re.addVec3(i,re.mulVec3Scalar(r,.1*t*e._plugin.getDragSensitivity(),re.vec3())),e._sectionPlane.pos=i},A=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){A=!0;var r=u(t);i[0]=r[0],i[1]=r[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&A&&!o){var r=u(t),s=r[0],n=r[1];c(n-i[1]),i[0]=s,i[1]=n}}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,A&&(t.which,A=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=function(t){e._visible&&(n+=Math.max(-1,Math.min(1,40*-t.deltaY)))});var h,d,p=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=t.touches[0].clientY,p=h,n=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(o||(o=!0,d=t.touches[0].clientY,null!==p&&(n+=d-p),p=d))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=null,d=null,n=0)})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,r=e.camera,s=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.removeEventListener("touchstart",this._handleTouchStart),s.removeEventListener("touchmove",this._handleTouchMove),s.removeEventListener("touchend",this._handleTouchEnd),r.off(this._onCameraViewMatrix),r.off(this._onCameraProjMatrix)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),BF=function(){function e(t,i,r){var s=this;B(this,e),this.id=r.id,this._sectionPlane=r,this._mesh=new gn(i,{id:r.id,geometry:new Wi(i,Ki({xSize:.5,ySize:.5,zSize:.001})),material:new Zi(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new tr(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new $i(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new $i(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=re.vec3([0,0,0]),o=re.vec3(),a=re.vec3([0,0,1]),l=re.vec4(4),u=re.vec3(),c=function(){var e=s._sectionPlane.scene.center,t=[-s._sectionPlane.dir[0],-s._sectionPlane.dir[1],-s._sectionPlane.dir[2]];re.subVec3(e,s._sectionPlane.pos,n);var i=-re.dotVec3(t,n);re.normalizeVec3(t),re.mulVec3Scalar(t,i,o);var r=re.vec3PairToQuaternion(a,s._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],s._mesh.quaternion=r,s._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",c),this._onSectionPlaneDir=this._sectionPlane.on("dir",c),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),PF=function(){function e(t,i){var r=this;if(B(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new Ar(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Si(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Si(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Si(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var s=this._scene.camera,n=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),o=re.vec3(),a=re.vec3(),l=re.vec3();this._synchCamera=function(){var e=r._viewer.camera.eye,t=r._viewer.camera.look,i=r._viewer.camera.up;re.mulVec3Scalar(re.normalizeVec3(re.subVec3(e,t,o)),7),r._zUp?(re.transformVec3(n,o,a),re.transformVec3(n,i,l),s.look=[0,0,0],s.eye=re.transformVec3(n,o,a),s.up=re.transformPoint3(n,i,l)):(s.look=[0,0,0],s.eye=o,s.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){r._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=r._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)r._planes[u.id]&&r._onHoverLeavePlane(u.id);u=t.entity,r._planes[u.id]&&r._onHoverEnterPlane(u.id)}}else u&&(r._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?r._planes[u.id]&&r._onClickedPlane(u.id):r._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(r._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new BF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),CF=re.AABB3(),MF=re.vec3(),EF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,"FaceAlignedSectionPlanesPlugin",e))._freeControls=[],r._sectionPlanes=e.scene.sectionPlanes,r._controls={},r._shownControlId=null,r._dragSensitivity=s.dragSensitivity||1,null!==s.overviewCanvasId&&void 0!==s.overviewCanvasId){var n=document.getElementById(s.overviewCanvasId);n?r._overview=new PF(b(r),{overviewCanvas:n,visible:s.overviewVisible,onHoverEnterPlane:function(e){r._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){r._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(r.getShownControl()!==e){r.showControl(e);var t=r.sectionPlanes[e].pos;CF.set(r.viewer.scene.aabb),re.getAABB3Center(CF,MF),CF[0]+=t[0]-MF[0],CF[1]+=t[1]-MF[1],CF[2]+=t[2]-MF[2],CF[3]+=t[0]-MF[0],CF[4]+=t[1]-MF[1],CF[5]+=t[2]-MF[2],r.viewer.cameraFlight.flyTo({aabb:CF,fitFOV:65})}else r.hideControl()},onClickedNothing:function(){r.hideControl()}}):r.warn("Can't find overview canvas: '"+s.overviewCanvasId+"' - will create plugin without overview")}return null===s.controlElementId||void 0===s.controlElementId?r.error("Parameter expected: controlElementId"):(r._controlElement=document.getElementById(s.controlElementId),r._controlElement||r.warn("Can't find control element: '"+s.controlElementId+"' - will create plugin without control element")),r._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){r._sectionPlaneCreated(e)})),r}return C(i,[{key:"setDragSensitivity",value:function(e){this._dragSensitivity=e||1}},{key:"getDragSensitivity",value:function(){return this._dragSensitivity}},{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new Bn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new wF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var r in this._controls)this._controls.hasOwnProperty(r)&&this._controls[r].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),FF=function(e){g(i,Ue);var t=_(i);function i(e){var r;return B(this,i),(r=t.call(this,"skyboxes",e)).skyboxes={},r}return C(i,[{key:"send",value:function(e,t){if("clear"===e)this.clear()}},{key:"createSkybox",value:function(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new Kd(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}},{key:"destroySkybox",value:function(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"clear",this).call(this)}}]),i}(),kF=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getSTL",value:function(e,t,i){e=this._cacheBusterURL(e);var r=new XMLHttpRequest;r.overrideMimeType("application/json"),r.open("GET",e,!0),r.responseType="arraybuffer",r.onreadystatechange=function(){4===r.readyState&&(200===r.status?t(r.response):i(r.statusText))},r.send(null)}}]),e}(),IF=re.vec3(),DF=function(){function e(){B(this,e)}return C(e,[{key:"load",value:function(e,t,i,r,s,n){r=r||{};var o=e.viewer.scene.canvas.spinner;o.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,r){try{var s=OF(i);SF(s)?TF(e,s,t,r):RF(e,UF(i),t,r)}catch(e){t.fire("error",e)}}(e,t,i,r);try{var a=OF(i);SF(a)?TF(e,a,t,r):RF(e,UF(i),t,r),o.processes--,we.scheduleTask((function(){t.fire("loaded",!0,!1)})),s&&s()}catch(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}}),(function(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}))}},{key:"parse",value:function(e,t,i,r){var s=e.viewer.scene.canvas.spinner;s.processes++;try{var n=OF(i);SF(n)?TF(e,n,t,r):RF(e,UF(i),t,r),s.processes--,we.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){s.processes--,t.fire("error",e)}}}]),e}();function SF(e){var t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;for(var i=[115,111,108,105,100],r=0;r<5;r++)if(i[r]!==t.getUint8(r,!1))return!0;return!1}function TF(e,t,i,r){for(var s,n,o,a,l,u,c,A=new DataView(t),h=A.getUint32(80,!0),d=!1,p=null,f=null,v=null,g=!1,m=0;m<70;m++)1129270351===A.getUint32(m,!1)&&82===A.getUint8(m+4)&&61===A.getUint8(m+5)&&(d=!0,a=[],l=A.getUint8(m+6)/255,u=A.getUint8(m+7)/255,c=A.getUint8(m+8)/255,A.getUint8(m+9));for(var _=new On(i,{roughness:.5}),y=[],b=[],x=r.splitMeshes,w=0;w<h;w++){var B=84+50*w,P=A.getFloat32(B,!0),C=A.getFloat32(B+4,!0),M=A.getFloat32(B+8,!0);if(d){var E=A.getUint16(B+48,!0);0==(32768&E)?(s=(31&E)/31,n=(E>>5&31)/31,o=(E>>10&31)/31):(s=l,n=u,o=c),(x&&s!==p||n!==f||o!==v)&&(null!==p&&(g=!0),p=s,f=n,v=o)}for(var F=1;F<=3;F++){var k=B+12*F;y.push(A.getFloat32(k,!0)),y.push(A.getFloat32(k+4,!0)),y.push(A.getFloat32(k+8,!0)),b.push(P,C,M),d&&a.push(s,n,o,1)}x&&g&&(LF(i,y,b,a,_,r),y=[],b=[],a=a?[]:null,g=!1)}y.length>0&&LF(i,y,b,a,_,r)}function RF(e,t,i,r){for(var s,n,o,a,l,u,c,A=/facet([\s\S]*?)endfacet/g,h=0,d=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,p=new RegExp("vertex"+d+d+d,"g"),f=new RegExp("normal"+d+d+d,"g"),v=[],g=[];null!==(a=A.exec(t));){for(l=0,u=0,c=a[0];null!==(a=f.exec(c));)s=parseFloat(a[1]),n=parseFloat(a[2]),o=parseFloat(a[3]),u++;for(;null!==(a=p.exec(c));)v.push(parseFloat(a[1]),parseFloat(a[2]),parseFloat(a[3])),g.push(s,n,o),l++;1!==u&&e.error("Error in normal of face "+h),3!==l&&e.error("Error in positions of face "+h),h++}LF(i,v,g,null,new On(i,{roughness:.5}),r)}function LF(e,t,i,r,s,n){for(var o=new Int32Array(t.length/3),a=0,l=o.length;a<l;a++)o[a]=a;i=i&&i.length>0?i:null,r=r&&r.length>0?r:null,n.smoothNormals&&re.faceToVertexNormals(t,i,n);var u=IF;je(t,t,u);var c=new Wi(e,{primitive:"triangles",positions:t,normals:i,colors:r,indices:o}),A=new gn(e,{origin:0!==u[0]||0!==u[1]||0!==u[2]?u:null,geometry:c,material:s,edges:n.edges});e.addChild(A)}function UF(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);for(var t="",i=0,r=e.length;i<r;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function OF(e){if("string"==typeof e){for(var t=new Uint8Array(e.length),i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}var NF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"STLLoader",e,s))._sceneGraphLoader=new DF,r.dataSource=s.dataSource,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new kF}},{key:"load",value:function(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Tn(this.viewer.scene,he.apply(e,{isModel:!0})),i=e.src,r=e.stl;return i||r?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,r,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}]),i}(),QF=function(){function e(){B(this,e)}return C(e,[{key:"createRootNode",value:function(){return document.createElement("ul")}},{key:"createNodeElement",value:function(e,t,i,r,s){var n=document.createElement("li");if(n.id=e.nodeId,e.xrayed&&n.classList.add("xrayed-node"),e.children.length>0){var o=document.createElement("a");o.href="#",o.id="switch-".concat(e.nodeId),o.textContent="+",o.classList.add("plus"),t&&o.addEventListener("click",t),n.appendChild(o)}var a=document.createElement("input");a.id="checkbox-".concat(e.nodeId),a.type="checkbox",a.checked=e.checked,a.style["pointer-events"]="all",i&&a.addEventListener("change",i),n.appendChild(a);var l=document.createElement("span");return l.textContent=e.title,n.appendChild(l),r&&(l.oncontextmenu=r),s&&(l.onclick=s),n}},{key:"createDisabledNodeElement",value:function(e){var t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);var r=document.createElement("span");return r.textContent=e,t.appendChild(r),t}},{key:"addChildren",value:function(e,t){var i=document.createElement("ul");t.forEach((function(e){i.appendChild(e)})),e.parentElement.appendChild(i)}},{key:"expand",value:function(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}},{key:"collapse",value:function(e,t,i){if(e){var r=e.parentElement;if(r){var s=r.querySelector("ul");s&&(r.removeChild(s),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}}}},{key:"isExpanded",value:function(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}},{key:"getId",value:function(e){return e.parentElement.id}},{key:"getIdFromCheckbox",value:function(e){return e.id.replace("checkbox-","")}},{key:"getSwitchElement",value:function(e){return document.getElementById("switch-".concat(e))}},{key:"isChecked",value:function(e){return e.checked}},{key:"setCheckbox",value:function(e,t){var i=document.getElementById("checkbox-".concat(e));i&&t!==i.checked&&(i.checked=t)}},{key:"setXRayed",value:function(e,t){var i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}},{key:"setHighlighted",value:function(e,t){var i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}]),e}(),VF=[],HF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,"TreeViewPlugin",e)).errors=[],r.valid=!0;var n=s.containerElement||document.getElementById(s.containerElementId);if(!(n instanceof HTMLElement))return r.error("Mandatory config expected: valid containerElementId or containerElement"),y(r);for(var o=0;;o++)if(!VF[o]){VF[o]=b(r),r._index=o,r._id="tree-".concat(o);break}if(r._containerElement=n,r._metaModels={},r._autoAddModels=!1!==s.autoAddModels,r._autoExpandDepth=s.autoExpandDepth||0,r._sortNodes=!1!==s.sortNodes,r._viewer=e,r._rootElement=null,r._muteSceneEvents=!1,r._muteTreeEvents=!1,r._rootNodes=[],r._objectNodes={},r._nodeNodes={},r._rootNames={},r._sortNodes=s.sortNodes,r._pruneEmptyNodes=s.pruneEmptyNodes,r._showListItemElementId=null,r._renderService=s.renderService||new QF,!r._renderService)throw new Error("TreeViewPlugin: no render service set");if(r._containerElement.oncontextmenu=function(e){e.preventDefault()},r._onObjectVisibility=r._viewer.scene.on("objectVisibility",(function(e){if(!r._muteSceneEvents){var t=e.id,i=r._objectNodes[t];if(i){var s=e.visible;if(s!==i.checked){r._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,r._renderService.setCheckbox(i.nodeId,s);for(var n=i.parent;n;)n.checked=s,s?n.numVisibleEntities++:n.numVisibleEntities--,r._renderService.setCheckbox(n.nodeId,n.numVisibleEntities>0),n=n.parent;r._muteTreeEvents=!1}}}})),r._onObjectXrayed=r._viewer.scene.on("objectXRayed",(function(e){if(!r._muteSceneEvents){var t=e.id,i=r._objectNodes[t];if(i){r._muteTreeEvents=!0;var s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,r._renderService.setXRayed(i.nodeId,s),r._muteTreeEvents=!1)}}})),r._switchExpandHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;r._expandSwitchElement(t)},r._switchCollapseHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;r._collapseSwitchElement(t)},r._checkboxChangeHandler=function(e){if(!r._muteTreeEvents){r._muteSceneEvents=!0;var t=e.target,i=r._renderService.isChecked(t),s=r._renderService.getIdFromCheckbox(t),n=r._nodeNodes[s],o=r._viewer.scene.objects,a=0;r._withNodeTree(n,(function(e){var t=e.objectId,s=o[t],n=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,n&&i!==e.checked&&a++,e.checked=i,r._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));for(var l=n.parent;l;)l.checked=i,i?l.numVisibleEntities+=a:l.numVisibleEntities-=a,r._renderService.setCheckbox(l.nodeId,l.numVisibleEntities>0),l=l.parent;r._muteSceneEvents=!1}},r._hierarchy=s.hierarchy||"containment",r._autoExpandDepth=s.autoExpandDepth||0,r._autoAddModels){for(var a=Object.keys(r.viewer.metaScene.metaModels),l=0,u=a.length;l<u;l++){var c=a[l],A=r.viewer.metaScene.metaModels[c];A.finalized&&r.addModel(c)}r.viewer.scene.on("modelLoaded",(function(e){r.viewer.metaScene.metaModels[e]&&r.addModel(e)}))}return r.hierarchy=s.hierarchy,r}return C(i,[{key:"hierarchy",get:function(){return this._hierarchy},set:function(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}},{key:"addModel",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this._containerElement){var r=this.viewer.scene.models[e];if(!r)throw"Model not found: "+e;var s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,i&&i.rootName&&(this._rootNames[e]=i.rootName),r.on("destroyed",(function(){t.removeModel(r.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}}},{key:"removeModel",value:function(e){this._containerElement&&(this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes()))}},{key:"showNode",value:function(e){this.unShowNode();var t=this._objectNodes[e];if(t){var i=t.nodeId,r=this._renderService.getSwitchElement(i);if(r)return this._expandSwitchElement(r),r.scrollIntoView(),!0;var s=[];s.unshift(t);for(var n=t.parent;n;)s.unshift(n),n=n.parent;for(var o=0,a=s.length;o<a;o++){var l=this._renderService.getSwitchElement(s[o].nodeId);l&&this._expandSwitchElement(l)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}}},{key:"unShowNode",value:function(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}},{key:"expandToDepth",value:function(e){var t=this;this.collapse();for(var i=function i(r,s){if(s!==e){var n=t._renderService.getSwitchElement(r.nodeId);if(n){t._expandSwitchElement(n);for(var o=r.children,a=0,l=o.length;a<l;a++){i(o[a],s+1)}}}},r=0,s=this._rootNodes.length;r<s;r++){i(this._rootNodes[r],0)}}},{key:"collapse",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e].objectId;this._collapseNode(i)}}},{key:"withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var r=0,s=i.length;r<s;r++)this.withNodeTree(i[r],t)}},{key:"destroy",value:function(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete VF[this._index],f(x(i.prototype),"destroy",this).call(this))}},{key:"_createNodes",value:function(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}},{key:"_validate",value:function(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}},{key:"_validateMetaModelForStoreysHierarchy",value:function(){return!0}},{key:"_createEnabledNodes",value:function(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}},{key:"_createDisabledNodes",value:function(){var e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);var t=this._viewer.metaScene.rootMetaObjects;for(var i in t){var r=t[i],s=r.type,n=r.name,o=n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,a=this._renderService.createDisabledNodeElement(o);e.appendChild(a)}}},{key:"_findEmptyNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._findEmptyNodes2(e[t])}},{key:"_findEmptyNodes2",value:function(e){var t=this.viewer,i=t.scene,r=e.children,s=e.id,n=i.objects[s];if(e._countEntities=0,n&&e._countEntities++,r)for(var o=0,a=r.length;o<a;o++){var l=r[o];l._countEntities=this._findEmptyNodes2(l),e._countEntities+=l._countEntities}return e._countEntities}},{key:"_createStoreysNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createStoreysNodes2(e[t],null,null,null)}},{key:"_createStoreysNodes2",value:function(e,t,i,r){if(!this._pruneEmptyNodes||0!==e._countEntities){var s=e.type,n=e.name,o=e.children,a=e.id;if("IfcBuilding"===s)t={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===s){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,r={}}else{if(i)if(this._viewer.scene.objects[a]){var l=(r=r||{})[s];l||(l={nodeId:"".concat(this._id,"-").concat(i.objectId,"-").concat(s),objectId:"".concat(i.objectId,"-").concat(s),title:s,type:s,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l,r[s]=l);var u={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,type:s,parent:l,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};l.children.push(u),this._objectNodes[u.objectId]=u,this._nodeNodes[u.nodeId]=u}}if(o)for(var c=0,A=o.length;c<A;c++){var h=o[c];this._createStoreysNodes2(h,t,i,r)}}}},{key:"_createTypesNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createTypesNodes2(e[t],null,null)}},{key:"_createTypesNodes2",value:function(e,t,i){if(!this._pruneEmptyNodes||0!==e._countEntities){var r=e.type,s=e.name,n=e.children,o=e.id;if(e.parent){if(t)if(this._viewer.scene.objects[o]){var a=i[r];a||(a={nodeId:"".concat(this._id,"-").concat(t.objectId,"-").concat(r),objectId:"".concat(t.objectId,"-").concat(r),title:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(a),this._objectNodes[a.objectId]=a,this._nodeNodes[a.nodeId]=a,i[r]=a);var l={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:s&&""!==s&&"Default"!==s?s:r,type:r,parent:a,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};a.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l}}else t={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(n)for(var u=0,c=n.length;u<c;u++){var A=n[u];this._createTypesNodes2(A,t,i)}}}},{key:"_createContainmentNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createContainmentNodes2(e[t],null)}},{key:"_createContainmentNodes2",value:function(e,t){if(!this._pruneEmptyNodes||0!==e._countEntities){var i=e.type,r=e.name||i,s=e.children,n=e.id,o={nodeId:"".concat(this._id,"-").concat(n),objectId:n,title:t?r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||r,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(o):this._rootNodes.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o,s)for(var a=0,l=s.length;a<l;a++){var u=s[a];this._createContainmentNodes2(u,o)}}}},{key:"_doSortNodes",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e];this._sortChildren(i)}}},{key:"_sortChildren",value:function(e){var t=e.children;if(t&&0!==t.length){"storeys"===this._hierarchy&&"IfcBuilding"===e.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(var i=0,r=t.length;i<r;i++){var s=t[i];this._sortChildren(s)}}}},{key:"_getSpatialSortFunc",value:function(){var e=this.viewer,t=e.scene,i=t.camera,r=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=function(e,s){e.aabb&&s.aabb||(e.aabb||(e.aabb=t.getAABB(r.getObjectIDsInSubtree(e.objectId))),s.aabb||(s.aabb=t.getAABB(r.getObjectIDsInSubtree(s.objectId))));var n=0;return n=i.xUp?0:i.yUp?1:2,e.aabb[n]>s.aabb[n]?-1:e.aabb[n]<s.aabb[n]?1:0})}},{key:"_alphaSortFunc",value:function(e,t){var i=e.title.toUpperCase(),r=t.title.toUpperCase();return i<r?-1:i>r?1:0}},{key:"_synchNodesToEntities",value:function(){for(var e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects,r=0,s=e.length;r<s;r++){var n=e[r];if(t[n]){var o=this._objectNodes[n];if(o){var a=i[n];if(a){var l=a.visible;o.numEntities=1,o.xrayed=a.xrayed,l?(o.numVisibleEntities=1,o.checked=!0):(o.numVisibleEntities=0,o.checked=!1);for(var u=o.parent;u;)u.numEntities++,l&&(u.numVisibleEntities++,u.checked=!0),u=u.parent}}}}}},{key:"_withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var r=0,s=i.length;r<s;r++)this._withNodeTree(i[r],t)}},{key:"_createTrees",value:function(){var e=this;if(0!==this._rootNodes.length){var t=this._rootNodes.map((function(t){return e._createNodeElement(t)})),i=this._renderService.createRootNode();t.forEach((function(e){i.appendChild(e)})),this._containerElement.appendChild(i),this._rootElement=i}}},{key:"_createNodeElement",value:function(e){var t=this;return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(function(i){t.fire("contextmenu",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}),(function(i){t.fire("nodeTitleClicked",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}))}},{key:"_expandSwitchElement",value:function(e){var t=this;if(!this._renderService.isExpanded(e)){var i=this._renderService.getId(e),r=this._nodeNodes[i].children.map((function(e){return t._createNodeElement(e)}));this._renderService.addChildren(e,r),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}}},{key:"_collapseNode",value:function(e){var t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}},{key:"_collapseSwitchElement",value:function(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}]),i}(),jF=function(){function e(t){var i=this;B(this,e),this._scene=t,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=t.on("modelLoaded",(function(e){var r=t.models[e];r&&i._addModel(r)})),this._onTick=t.on("tick",(function(){i._dirty&&i._build(),i._applyChanges()}))}return C(e,[{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._dirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}},{key:"_build",value:function(){if(this._dirty){this._applyChanges();for(var e=this._scene.objects,t=0;t<this._numObjects;t++)this._objects[t]=null;for(var i in this._numObjects=0,e){var r=e[i];this._objects[this._numObjects++]=r}this._lenObjectsChangedList=0,this._dirty=!1}}},{key:"_applyChanges",value:function(){if(this._lenObjectsChangedList>0){for(var e=0;e<this._lenObjectsChangedList;e++){var t=this._objectsChangedList[e],i=this._objects[t],r=this._objectsViewCulled[t],s=this._objectsDetailCulled[t],n=r||s;i.culled=n,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}},{key:"objects",get:function(){return this._dirty&&this._build(),this._objects}},{key:"numObjects",get:function(){return this._dirty&&this._build(),this._numObjects}},{key:"setObjectViewCulled",value:function(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"setObjectDetailCulled",value:function(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"_destroy",value:function(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}]),e}(),GF={};function zF(e){var t=e.id,i=GF[t];return i||(i=new jF(e),GF[t]=i,e.on("destroyed",(function(){delete GF[t],i._destroy()}))),i}var WF=new Float32Array(3),KF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"ViewCull",e))._objectCullStates=zF(e.scene),r._maxTreeDepth=s.maxTreeDepth||8,r._modelInfos={},r._frustum=new Ie,r._kdRoot=null,r._frustumDirty=!1,r._kdTreeDirty=!1,r._onViewMatrix=e.scene.camera.on("viewMatrix",(function(){r._frustumDirty=!0})),r._onProjMatrix=e.scene.camera.on("projMatMatrix",(function(){r._frustumDirty=!0})),r._onModelLoaded=e.scene.on("modelLoaded",(function(e){var t=r.viewer.scene.models[e];t&&r._addModel(t)})),r._onSceneTick=e.scene.on("tick",(function(){r._doCull()})),r}return C(i,[{key:"enabled",get:function(){return this._enabled},set:function(e){this._enabled=e}},{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._kdTreeDirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}},{key:"_doCull",value:function(){var e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){var t=this._kdRoot;t&&this._visitKDNode(t)}}},{key:"_buildFrustum",value:function(){var e=this.viewer.scene.camera;De(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}},{key:"_buildKDTree",value:function(){var e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:Ie.INTERSECT};for(var t=0,i=this._objectCullStates.numObjects;t<i;t++){var r=this._objectCullStates.objects[t];this._insertEntityIntoKDTree(this._kdRoot,r,t,1)}this._kdTreeDirty=!1}},{key:"_insertEntityIntoKDTree",value:function(e,t,i,r){var s=t.aabb;if(r>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void re.expandAABB3(e.aabb,s);if(e.left&&re.containsAABB3(e.left.aabb,s))this._insertEntityIntoKDTree(e.left,t,i,r+1);else if(e.right&&re.containsAABB3(e.right.aabb,s))this._insertEntityIntoKDTree(e.right,t,i,r+1);else{var n=e.aabb;WF[0]=n[3]-n[0],WF[1]=n[4]-n[1],WF[2]=n[5]-n[2];var o=0;if(WF[1]>WF[o]&&(o=1),WF[2]>WF[o]&&(o=2),!e.left){var a=n.slice();if(a[o+3]=(n[o]+n[o+3])/2,e.left={aabb:a,intersection:Ie.INTERSECT},re.containsAABB3(a,s))return void this._insertEntityIntoKDTree(e.left,t,i,r+1)}if(!e.right){var l=n.slice();if(l[o]=(n[o]+n[o+3])/2,e.right={aabb:l,intersection:Ie.INTERSECT},re.containsAABB3(l,s))return void this._insertEntityIntoKDTree(e.right,t,i,r+1)}e.objects=e.objects||[],e.objects.push(i),re.expandAABB3(e.aabb,s)}}},{key:"_visitKDNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ie.INTERSECT;if(t===Ie.INTERSECT||e.intersects!==t){t===Ie.INTERSECT&&(t=Se(this._frustum,e.aabb),e.intersects=t);var i=t===Ie.OUTSIDE,r=e.objects;if(r&&r.length>0)for(var s=0,n=r.length;s<n;s++){var o=r[s];this._objectCullStates.setObjectViewCulled(o,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._clear();var e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}}]),i}(),XF=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getManifest",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getMetaModel",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getXKT",value:function(e,t,i){var r=function(){};t=t||r,i=i||r;var s=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(s){var n=!!s[2],o=s[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var c=new XMLHttpRequest;c.open("GET",this._cacheBusterURL(e),!0),c.responseType="arraybuffer",c.onreadystatechange=function(){4===c.readyState&&(200===c.status?t(c.response):i("getXKT error : "+c.response))},c.send(null)}}}]),e}();!function(e,t){"object"==("undefined"==typeof exports?"undefined":w(exports))&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).pako={})}(void 0,(function(e){function t(e){for(var t=e.length;--t>=0;)e[t]=0}var i=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),r=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),s=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),n=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),o=new Array(576);t(o);var a=new Array(60);t(a);var l=new Array(512);t(l);var u=new Array(256);t(u);var c=new Array(29);t(c);var A,h,d,p=new Array(30);function f(e,t,i,r,s){this.static_tree=e,this.extra_bits=t,this.extra_base=i,this.elems=r,this.max_length=s,this.has_stree=e&&e.length}function v(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t}t(p);var g=function(e){return e<256?l[e]:l[256+(e>>>7)]},m=function(e,t){e.pending_buf[e.pending++]=255&t,e.pending_buf[e.pending++]=t>>>8&255},_=function(e,t,i){e.bi_valid>16-i?(e.bi_buf|=t<<e.bi_valid&65535,m(e,e.bi_buf),e.bi_buf=t>>16-e.bi_valid,e.bi_valid+=i-16):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=i)},y=function(e,t,i){_(e,i[2*t],i[2*t+1])},b=function(e,t){var i=0;do{i|=1&e,e>>>=1,i<<=1}while(--t>0);return i>>>1},x=function(e,t,i){var r,s,n=new Array(16),o=0;for(r=1;r<=15;r++)o=o+i[r-1]<<1,n[r]=o;for(s=0;s<=t;s++){var a=e[2*s+1];0!==a&&(e[2*s]=b(n[a]++,a))}},B=function(e){var t;for(t=0;t<286;t++)e.dyn_ltree[2*t]=0;for(t=0;t<30;t++)e.dyn_dtree[2*t]=0;for(t=0;t<19;t++)e.bl_tree[2*t]=0;e.dyn_ltree[512]=1,e.opt_len=e.static_len=0,e.sym_next=e.matches=0},P=function(e){e.bi_valid>8?m(e,e.bi_buf):e.bi_valid>0&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0},C=function(e,t,i,r){var s=2*t,n=2*i;return e[s]<e[n]||e[s]===e[n]&&r[t]<=r[i]},M=function(e,t,i){for(var r=e.heap[i],s=i<<1;s<=e.heap_len&&(s<e.heap_len&&C(t,e.heap[s+1],e.heap[s],e.depth)&&s++,!C(t,r,e.heap[s],e.depth));)e.heap[i]=e.heap[s],i=s,s<<=1;e.heap[i]=r},E=function(e,t,s){var n,o,a,l,A=0;if(0!==e.sym_next)do{n=255&e.pending_buf[e.sym_buf+A++],n+=(255&e.pending_buf[e.sym_buf+A++])<<8,o=e.pending_buf[e.sym_buf+A++],0===n?y(e,o,t):(a=u[o],y(e,a+256+1,t),0!==(l=i[a])&&(o-=c[a],_(e,o,l)),n--,a=g(n),y(e,a,s),0!==(l=r[a])&&(n-=p[a],_(e,n,l)))}while(A<e.sym_next);y(e,256,t)},F=function(e,t){var i,r,s,n=t.dyn_tree,o=t.stat_desc.static_tree,a=t.stat_desc.has_stree,l=t.stat_desc.elems,u=-1;for(e.heap_len=0,e.heap_max=573,i=0;i<l;i++)0!==n[2*i]?(e.heap[++e.heap_len]=u=i,e.depth[i]=0):n[2*i+1]=0;for(;e.heap_len<2;)n[2*(s=e.heap[++e.heap_len]=u<2?++u:0)]=1,e.depth[s]=0,e.opt_len--,a&&(e.static_len-=o[2*s+1]);for(t.max_code=u,i=e.heap_len>>1;i>=1;i--)M(e,n,i);s=l;do{i=e.heap[1],e.heap[1]=e.heap[e.heap_len--],M(e,n,1),r=e.heap[1],e.heap[--e.heap_max]=i,e.heap[--e.heap_max]=r,n[2*s]=n[2*i]+n[2*r],e.depth[s]=(e.depth[i]>=e.depth[r]?e.depth[i]:e.depth[r])+1,n[2*i+1]=n[2*r+1]=s,e.heap[1]=s++,M(e,n,1)}while(e.heap_len>=2);e.heap[--e.heap_max]=e.heap[1],function(e,t){var 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i===ee&&((t=e.state).window_size=2*t.w_size,_e(t.head),t.max_lazy_match=Se[t.level].max_lazy,t.good_match=Se[t.level].good_length,t.nice_match=Se[t.level].nice_length,t.max_chain_length=Se[t.level].max_chain,t.strstart=0,t.block_start=0,t.lookahead=0,t.insert=0,t.match_length=t.prev_length=2,t.match_available=0,t.ins_h=0),i},Oe=function(e,t,i,r,s,n){if(!e)return ie;var o=1;if(t===ne&&(t=6),r<0?(o=0,r=-r):r>15&&(o=2,r-=16),s<1||s>9||i!==Ae||r<8||r>15||t<0||t>9||n<0||n>ue||8===r&&1!==o)return ge(e,ie);8===r&&(r=9);var a=new Te;return e.state=a,a.strm=e,a.status=pe,a.wrap=o,a.gzhead=null,a.w_bits=r,a.w_size=1<<a.w_bits,a.w_mask=a.w_size-1,a.hash_bits=s+7,a.hash_size=1<<a.hash_bits,a.hash_mask=a.hash_size-1,a.hash_shift=~~((a.hash_bits+3-1)/3),a.window=new Uint8Array(2*a.w_size),a.head=new Uint16Array(a.hash_size),a.prev=new Uint16Array(a.w_size),a.lit_bufsize=1<<s+6,a.pending_buf_size=4*a.lit_bufsize,a.pending_buf=new 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i.last_flush=-1,ee}if(57===i.status)if(e.adler=0,Be(i,31),Be(i,139),Be(i,8),i.gzhead)Be(i,(i.gzhead.text?1:0)+(i.gzhead.hcrc?2:0)+(i.gzhead.extra?4:0)+(i.gzhead.name?8:0)+(i.gzhead.comment?16:0)),Be(i,255&i.gzhead.time),Be(i,i.gzhead.time>>8&255),Be(i,i.gzhead.time>>16&255),Be(i,i.gzhead.time>>24&255),Be(i,9===i.level?2:i.strategy>=ae||i.level<2?4:0),Be(i,255&i.gzhead.os),i.gzhead.extra&&i.gzhead.extra.length&&(Be(i,255&i.gzhead.extra.length),Be(i,i.gzhead.extra.length>>8&255)),i.gzhead.hcrc&&(e.adler=V(e.adler,i.pending_buf,i.pending,0)),i.gzindex=0,i.status=69;else if(Be(i,0),Be(i,0),Be(i,0),Be(i,0),Be(i,0),Be(i,9===i.level?2:i.strategy>=ae||i.level<2?4:0),Be(i,3),i.status=fe,xe(e),0!==i.pending)return i.last_flush=-1,ee;if(69===i.status){if(i.gzhead.extra){for(var n=i.pending,o=(65535&i.gzhead.extra.length)-i.gzindex;i.pending+o>i.pending_buf_size;){var a=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+a),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex+=a,xe(e),0!==i.pending)return i.last_flush=-1,ee;n=0,o-=a}var l=new Uint8Array(i.gzhead.extra);i.pending_buf.set(l.subarray(i.gzindex,i.gzindex+o),i.pending),i.pending+=o,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){var u,c=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>c&&(e.adler=V(e.adler,i.pending_buf,i.pending-c,c)),xe(e),0!==i.pending)return i.last_flush=-1,ee;c=0}u=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,Be(i,u)}while(0!==u);i.gzhead.hcrc&&i.pending>c&&(e.adler=V(e.adler,i.pending_buf,i.pending-c,c)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){var A,h=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h)),xe(e),0!==i.pending)return i.last_flush=-1,ee;h=0}A=i.gzindex<i.gzhead.comment.length?255&i.gzhead.comment.charCodeAt(i.gzindex++):0,Be(i,A)}while(0!==A);i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h))}i.status=103}if(103===i.status){if(i.gzhead.hcrc){if(i.pending+2>i.pending_buf_size&&(xe(e),0!==i.pending))return i.last_flush=-1,ee;Be(i,255&e.adler),Be(i,e.adler>>8&255),e.adler=0}if(i.status=fe,xe(e),0!==i.pending)return i.last_flush=-1,ee}if(0!==e.avail_in||0!==i.lookahead||t!==J&&i.status!==ve){var d=0===i.level?Fe(i,t):i.strategy===ae?function(e,t){for(var i;;){if(0===e.lookahead&&(Ee(e),0===e.lookahead)){if(t===J)return 1;break}if(e.match_length=0,i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):i.strategy===le?function(e,t){for(var i,r,s,n,o=e.window;;){if(e.lookahead<=he){if(Ee(e),e.lookahead<=he&&t===J)return 1;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=3&&e.strstart>0&&((r=o[s=e.strstart-1])===o[++s]&&r===o[++s]&&r===o[++s])){n=e.strstart+he;do{}while(r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&s<n);e.match_length=he-(n-s),e.match_length>e.lookahead&&(e.match_length=e.lookahead)}if(e.match_length>=3?(i=K(e,1,e.match_length-3),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):Se[i.level].func(i,t);if(3!==d&&4!==d||(i.status=ve),1===d||3===d)return 0===e.avail_out&&(i.last_flush=-1),ee;if(2===d&&(t===Y?X(i):t!==$&&(z(i,0,0,!1),t===Z&&(_e(i.head),0===i.lookahead&&(i.strstart=0,i.block_start=0,i.insert=0))),xe(e),0===e.avail_out))return i.last_flush=-1,ee}return t!==q?ee:i.wrap<=0?te:(2===i.wrap?(Be(i,255&e.adler),Be(i,e.adler>>8&255),Be(i,e.adler>>16&255),Be(i,e.adler>>24&255),Be(i,255&e.total_in),Be(i,e.total_in>>8&255),Be(i,e.total_in>>16&255),Be(i,e.total_in>>24&255)):(Pe(i,e.adler>>>16),Pe(i,65535&e.adler)),xe(e),i.wrap>0&&(i.wrap=-i.wrap),0!==i.pending?ee:te)},He=function(e){if(Re(e))return ie;var t=e.state.status;return e.state=null,t===fe?ge(e,re):ee},je=function(e,t){var i=t.length;if(Re(e))return ie;var r=e.state,s=r.wrap;if(2===s||1===s&&r.status!==pe||r.lookahead)return ie;if(1===s&&(e.adler=N(e.adler,t,i,0)),r.wrap=0,i>=r.w_size){0===s&&(_e(r.head),r.strstart=0,r.block_start=0,r.insert=0);var n=new Uint8Array(r.w_size);n.set(t.subarray(i-r.w_size,i),0),t=n,i=r.w_size}var o=e.avail_in,a=e.next_in,l=e.input;for(e.avail_in=i,e.next_in=0,e.input=t,Ee(r);r.lookahead>=3;){var u=r.strstart,c=r.lookahead-2;do{r.ins_h=be(r,r.ins_h,r.window[u+3-1]),r.prev[u&r.w_mask]=r.head[r.ins_h],r.head[r.ins_h]=u,u++}while(--c);r.strstart=u,r.lookahead=2,Ee(r)}return r.strstart+=r.lookahead,r.block_start=r.strstart,r.insert=r.lookahead,r.lookahead=0,r.match_length=r.prev_length=2,r.match_available=0,e.next_in=a,e.input=l,e.avail_in=o,r.wrap=s,ee},Ge=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},ze=function(e){for(var t=Array.prototype.slice.call(arguments,1);t.length;){var i=t.shift();if(i){if("object"!=w(i))throw new TypeError(i+"must be non-object");for(var r in i)Ge(i,r)&&(e[r]=i[r])}}return e},We=function(e){for(var t=0,i=0,r=e.length;i<r;i++)t+=e[i].length;for(var s=new Uint8Array(t),n=0,o=0,a=e.length;n<a;n++){var l=e[n];s.set(l,o),o+=l.length}return s},Ke=!0;try{String.fromCharCode.apply(null,new Uint8Array(1))}catch(e){Ke=!1}for(var Xe=new 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i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C=e.state;i=e.next_in,B=e.input,r=i+(e.avail_in-5),s=e.next_out,P=e.output,n=s-(t-e.avail_out),o=s+(e.avail_out-257),a=C.dmax,l=C.wsize,u=C.whave,c=C.wnext,A=C.window,h=C.hold,d=C.bits,p=C.lencode,f=C.distcode,v=(1<<C.lenbits)-1,g=(1<<C.distbits)-1;e:do{d<15&&(h+=B[i++]<<d,d+=8,h+=B[i++]<<d,d+=8),m=p[h&v];t:for(;;){if(h>>>=_=m>>>24,d-=_,0===(_=m>>>16&255))P[s++]=65535&m;else{if(!(16&_)){if(0==(64&_)){m=p[(65535&m)+(h&(1<<_)-1)];continue t}if(32&_){C.mode=16191;break e}e.msg="invalid literal/length code",C.mode=vt;break e}y=65535&m,(_&=15)&&(d<_&&(h+=B[i++]<<d,d+=8),y+=h&(1<<_)-1,h>>>=_,d-=_),d<15&&(h+=B[i++]<<d,d+=8,h+=B[i++]<<d,d+=8),m=f[h&g];i:for(;;){if(h>>>=_=m>>>24,d-=_,!(16&(_=m>>>16&255))){if(0==(64&_)){m=f[(65535&m)+(h&(1<<_)-1)];continue i}e.msg="invalid distance code",C.mode=vt;break e}if(b=65535&m,d<(_&=15)&&(h+=B[i++]<<d,(d+=8)<_&&(h+=B[i++]<<d,d+=8)),(b+=h&(1<<_)-1)>a){e.msg="invalid distance too far back",C.mode=vt;break 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Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),bt=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]),xt=function(e,t,i,r,s,n,o,a){var l,u,c,A,h,d,p,f,v,g=a.bits,m=0,_=0,y=0,b=0,x=0,w=0,B=0,P=0,C=0,M=0,E=null,F=new Uint16Array(16),k=new Uint16Array(16),I=null;for(m=0;m<=15;m++)F[m]=0;for(_=0;_<r;_++)F[t[i+_]]++;for(x=g,b=15;b>=1&&0===F[b];b--);if(x>b&&(x=b),0===b)return s[n++]=20971520,s[n++]=20971520,a.bits=1,0;for(y=1;y<b&&0===F[y];y++);for(x<y&&(x=y),P=1,m=1;m<=15;m++)if(P<<=1,(P-=F[m])<0)return-1;if(P>0&&(0===e||1!==b))return-1;for(k[1]=0,m=1;m<15;m++)k[m+1]=k[m]+F[m];for(_=0;_<r;_++)0!==t[i+_]&&(o[k[t[i+_]]++]=_);if(0===e?(E=I=o,d=20):1===e?(E=mt,I=_t,d=257):(E=yt,I=bt,d=0),M=0,_=0,m=y,h=n,w=x,B=0,c=-1,A=(C=1<<x)-1,1===e&&C>852||2===e&&C>592)return 1;for(;;){p=m-B,o[_]+1<d?(f=0,v=o[_]):o[_]>=d?(f=I[o[_]-d],v=E[o[_]-d]):(f=96,v=0),l=1<<m-B,y=u=1<<w;do{s[h+(M>>B)+(u-=l)]=p<<24|f<<16|v|0}while(0!==u);for(l=1<<m-1;M&l;)l>>=1;if(0!==l?(M&=l-1,M+=l):M=0,_++,0==--F[m]){if(m===b)break;m=t[i+o[_]]}if(m>x&&(M&A)!==c){for(0===B&&(B=x),h+=y,P=1<<(w=m-B);w+B<b&&!((P-=F[w+B])<=0);)w++,P<<=1;if(C+=1<<w,1===e&&C>852||2===e&&C>592)return 1;s[c=M&A]=x<<24|w<<16|h-n|0}}return 0!==M&&(s[h+M]=m-B<<24|64<<16|0),a.bits=x,0},wt=j.Z_FINISH,Bt=j.Z_BLOCK,Pt=j.Z_TREES,Ct=j.Z_OK,Mt=j.Z_STREAM_END,Et=j.Z_NEED_DICT,Ft=j.Z_STREAM_ERROR,kt=j.Z_DATA_ERROR,It=j.Z_MEM_ERROR,Dt=j.Z_BUF_ERROR,St=j.Z_DEFLATED,Tt=16180,Rt=16190,Lt=16191,Ut=16192,Ot=16194,Nt=16199,Qt=16200,Vt=16206,Ht=16209,jt=function(e){return(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24)};function Gt(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}var zt,Wt,Kt=function(e){if(!e)return 1;var t=e.state;return!t||t.strm!==e||t.mode<Tt||t.mode>16211?1:0},Xt=function(e){if(Kt(e))return Ft;var t=e.state;return e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=Tt,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(852),t.distcode=t.distdyn=new Int32Array(592),t.sane=1,t.back=-1,Ct},Jt=function(e){if(Kt(e))return Ft;var t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,Xt(e)},Yt=function(e,t){var i;if(Kt(e))return Ft;var r=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?Ft:(null!==r.window&&r.wbits!==t&&(r.window=null),r.wrap=i,r.wbits=t,Jt(e))},Zt=function(e,t){if(!e)return Ft;var i=new Gt;e.state=i,i.strm=e,i.window=null,i.mode=Tt;var r=Yt(e,t);return r!==Ct&&(e.state=null),r},qt=!0,$t=function(e){if(qt){zt=new Int32Array(512),Wt=new Int32Array(32);for(var t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(xt(1,e.lens,0,288,zt,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;xt(2,e.lens,0,32,Wt,0,e.work,{bits:5}),qt=!1}e.lencode=zt,e.lenbits=9,e.distcode=Wt,e.distbits=5},ei=function(e,t,i,r){var s,n=e.state;return null===n.window&&(n.wsize=1<<n.wbits,n.wnext=0,n.whave=0,n.window=new Uint8Array(n.wsize)),r>=n.wsize?(n.window.set(t.subarray(i-n.wsize,i),0),n.wnext=0,n.whave=n.wsize):((s=n.wsize-n.wnext)>r&&(s=r),n.window.set(t.subarray(i-r,i-r+s),n.wnext),(r-=s)?(n.window.set(t.subarray(i-r,i),0),n.wnext=r,n.whave=n.wsize):(n.wnext+=s,n.wnext===n.wsize&&(n.wnext=0),n.whave<n.wsize&&(n.whave+=s))),0},ti=Jt,ii=Zt,ri=function(e,t){var i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C=0,M=new Uint8Array(4),E=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Kt(e)||!e.output||!e.input&&0!==e.avail_in)return Ft;(i=e.state).mode===Lt&&(i.mode=Ut),o=e.next_out,s=e.output,l=e.avail_out,n=e.next_in,r=e.input,a=e.avail_in,u=i.hold,c=i.bits,A=a,h=l,w=Ct;e:for(;;)switch(i.mode){case Tt:if(0===i.wrap){i.mode=Ut;break}for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(2&i.wrap&&35615===u){0===i.wbits&&(i.wbits=15),i.check=0,M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0),u=0,c=0,i.mode=16181;break}if(i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&u)<<8)+(u>>8))%31){e.msg="incorrect header check",i.mode=Ht;break}if((15&u)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(c-=4,x=8+(15&(u>>>=4)),0===i.wbits&&(i.wbits=x),x>15||x>i.wbits){e.msg="invalid window size",i.mode=Ht;break}i.dmax=1<<i.wbits,i.flags=0,e.adler=i.check=1,i.mode=512&u?16189:Lt,u=0,c=0;break;case 16181:for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(i.flags=u,(255&i.flags)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(57344&i.flags){e.msg="unknown header flags set",i.mode=Ht;break}i.head&&(i.head.text=u>>8&1),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0,i.mode=16182;case 16182:for(;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.head&&(i.head.time=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,M[2]=u>>>16&255,M[3]=u>>>24&255,i.check=V(i.check,M,4,0)),u=0,c=0,i.mode=16183;case 16183:for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.head&&(i.head.xflags=255&u,i.head.os=u>>8),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0,i.mode=16184;case 16184:if(1024&i.flags){for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.length=u,i.head&&(i.head.extra_len=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&((d=i.length)>a&&(d=a),d&&(i.head&&(x=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(r.subarray(n,n+d),x)),512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{x=r[n+d++],i.head&&x&&i.length<65536&&(i.head.name+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,x)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{x=r[n+d++],i.head&&x&&i.length<65536&&(i.head.comment+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,x)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(4&i.wrap&&u!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Ht;break}u=0,c=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Lt;break;case 16189:for(;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}e.adler=i.check=jt(u),u=0,c=0,i.mode=Rt;case Rt:if(0===i.havedict)return e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=c,Et;e.adler=i.check=1,i.mode=Lt;case Lt:if(t===Bt||t===Pt)break e;case Ut:if(i.last){u>>>=7&c,c-=7&c,i.mode=Vt;break}for(;c<3;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}switch(i.last=1&u,c-=1,3&(u>>>=1)){case 0:i.mode=16193;break;case 1:if($t(i),i.mode=Nt,t===Pt){u>>>=2,c-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Ht}u>>>=2,c-=2;break;case 16193:for(u>>>=7&c,c-=7&c;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if((65535&u)!=(u>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Ht;break}if(i.length=65535&u,u=0,c=0,i.mode=Ot,t===Pt)break e;case Ot:i.mode=16195;case 16195:if(d=i.length){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;s.set(r.subarray(n,n+d),o),a-=d,n+=d,l-=d,o+=d,i.length-=d;break}i.mode=Lt;break;case 16196:for(;c<14;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(i.nlen=257+(31&u),u>>>=5,c-=5,i.ndist=1+(31&u),u>>>=5,c-=5,i.ncode=4+(15&u),u>>>=4,c-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Ht;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;c<3;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.lens[E[i.have++]]=7&u,u>>>=3,c-=3}for(;i.have<19;)i.lens[E[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,B={bits:i.lenbits},w=xt(0,i.lens,0,19,i.lencode,0,i.work,B),i.lenbits=B.bits,w){e.msg="invalid code lengths set",i.mode=Ht;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(m<16)u>>>=v,c-=v,i.lens[i.have++]=m;else{if(16===m){for(P=v+2;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(u>>>=v,c-=v,0===i.have){e.msg="invalid bit length repeat",i.mode=Ht;break}x=i.lens[i.have-1],d=3+(3&u),u>>>=2,c-=2}else if(17===m){for(P=v+3;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}c-=v,x=0,d=3+(7&(u>>>=v)),u>>>=3,c-=3}else{for(P=v+7;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}c-=v,x=0,d=11+(127&(u>>>=v)),u>>>=7,c-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length 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e;a--,u+=r[n++]<<c,c+=8}if(g&&0==(240&g)){for(_=v,y=g,b=m;g=(C=i.lencode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}u>>>=_,c-=_,i.back+=_}if(u>>>=v,c-=v,i.back+=v,i.length=m,0===g){i.mode=16205;break}if(32&g){i.back=-1,i.mode=Lt;break}if(64&g){e.msg="invalid literal/length code",i.mode=Ht;break}i.extra=15&g,i.mode=16201;case 16201:if(i.extra){for(P=i.extra;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.length+=u&(1<<i.extra)-1,u>>>=i.extra,c-=i.extra,i.back+=i.extra}i.was=i.length,i.mode=16202;case 16202:for(;g=(C=i.distcode[u&(1<<i.distbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(0==(240&g)){for(_=v,y=g,b=m;g=(C=i.distcode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}u>>>=_,c-=_,i.back+=_}if(u>>>=v,c-=v,i.back+=v,64&g){e.msg="invalid distance code",i.mode=Ht;break}i.offset=m,i.extra=15&g,i.mode=16203;case 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0!==ve.metallic&&null!==ve.metallic&&(fe.metallic=ve.metallic),void 0!==ve.roughness&&null!==ve.roughness&&(fe.roughness=ve.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var ge=ue;ge<ce;ge++){var me=P[ge],_e=G[me]>1,ye=me===S-1,be=wk(M.subarray(6*ge,6*ge+3)),xe=M[6*ge+3]/255,we=M[6*ge+4]/255,Be=M[6*ge+5]/255,Pe=n.getNextId();if(_e){var Ce=C[ge],Me=g.slice(Ce,Ce+16),Ee="".concat(o,"-geometry.").concat(Y,".").concat(me),Fe=J[Ee];if(!Fe){Fe={batchThisMesh:!t.reuseGeometries};var ke=!1;switch(_[me]){case 0:Fe.primitiveName="solid",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryNormals=d.subarray(b[me],ye?d.length:b[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),Fe.geometryEdgeIndices=v.subarray(B[me],ye?v.length:B[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;case 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o=function(e){return{metadata:e[0],positions:e[1],normals:e[2],colors:e[3],indices:e[4],edgeIndices:e[5],matrices:e[6],reusedGeometriesDecodeMatrix:e[7],eachGeometryPrimitiveType:e[8],eachGeometryPositionsPortion:e[9],eachGeometryNormalsPortion:e[10],eachGeometryColorsPortion:e[11],eachGeometryIndicesPortion:e[12],eachGeometryEdgeIndicesPortion:e[13],eachMeshGeometriesPortion:e[14],eachMeshMatricesPortion:e[15],eachMeshMaterial:e[16],eachEntityId:e[17],eachEntityMeshesPortion:e[18],eachTileAABB:e[19],eachTileEntitiesPortion:e[20]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:Ck.inflate(e,t).buffer}return{metadata:JSON.parse(Ck.inflate(e.metadata,{to:"string"})),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new 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o=n.getNextId(),a=i.metadata,l=i.positions,u=i.normals,c=i.colors,A=i.indices,h=i.edgeIndices,d=i.matrices,p=i.reusedGeometriesDecodeMatrix,f=i.eachGeometryPrimitiveType,v=i.eachGeometryPositionsPortion,g=i.eachGeometryNormalsPortion,m=i.eachGeometryColorsPortion,_=i.eachGeometryIndicesPortion,y=i.eachGeometryEdgeIndicesPortion,b=i.eachMeshGeometriesPortion,x=i.eachMeshMatricesPortion,w=i.eachMeshMaterial,B=i.eachEntityId,P=i.eachEntityMeshesPortion,C=i.eachTileAABB,M=i.eachTileEntitiesPortion,E=v.length,F=b.length,k=P.length,I=M.length;s&&s.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(var D=new Uint32Array(E),S=0;S<F;S++){var T=b[S];void 0!==D[T]?D[T]++:D[T]=1}for(var R=re.vec3(),L=re.AABB3(),U={},O=0;O<I;O++){var N=O===I-1,Q=M[O],V=N?k-1:M[O+1]-1,H=6*O,j=C.subarray(H,H+6);re.getAABB3Center(j,R),L[0]=j[0]-R[0],L[1]=j[1]-R[1],L[2]=j[2]-R[2],L[3]=j[3]-R[0],L[4]=j[4]-R[1],L[5]=j[5]-R[2];for(var G=ji.createPositionsDecodeMatrix(L),z={},W=Q;W<=V;W++){var K=B[W],X=t.globalizeObjectIds?re.globalizeObjectId(r.id,K):K,J=W===k-1,Y=P[W],Z=J?b.length-1:P[W+1]-1,q=[],$=e.metaScene.metaObjects[X],ee={},te={};if($){if(t.excludeTypesMap&&$.type&&t.excludeTypesMap[$.type])continue;if(t.includeTypesMap&&$.type&&!t.includeTypesMap[$.type])continue;var ie=t.objectDefaults?t.objectDefaults[$.type]||t.objectDefaults.DEFAULT:null;ie&&(!1===ie.visible&&(ee.visible=!1),!1===ie.pickable&&(ee.pickable=!1),ie.colorize&&(te.color=ie.colorize),void 0!==ie.opacity&&null!==ie.opacity&&(te.opacity=ie.opacity),void 0!==ie.metallic&&null!==ie.metallic&&(te.metallic=ie.metallic),void 0!==ie.roughness&&null!==ie.roughness&&(te.roughness=ie.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var se=Y;se<=Z;se++){var ne=b[se],oe=D[ne]>1,ae=ne===E-1,le=Fk(w.subarray(6*se,6*se+3)),ue=w[6*se+3]/255,ce=w[6*se+4]/255,Ae=w[6*se+5]/255,de=n.getNextId();if(oe){var pe=x[se],fe=d.slice(pe,pe+16),ve="".concat(o,"-geometry.").concat(O,".").concat(ne),ge=U[ve];if(!ge){ge={batchThisMesh:!t.reuseGeometries};var me=!1;switch(f[ne]){case 0:ge.primitiveName="solid",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 1:ge.primitiveName="surface",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 2:ge.primitiveName="points",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryColors=c.subarray(m[ne],ae?c.length:m[ne+1]),me=ge.geometryPositions.length>0;break;case 3:ge.primitiveName="lines",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;default:continue}if(me||(ge=null),ge&&(ge.geometryPositions.length,ge.batchThisMesh)){ge.decompressedPositions=new Float32Array(ge.geometryPositions.length),ge.transformedAndRecompressedPositions=new Uint16Array(ge.geometryPositions.length);for(var _e=ge.geometryPositions,ye=ge.decompressedPositions,be=0,xe=_e.length;be<xe;be+=3)ye[be+0]=_e[be+0]*p[0]+p[12],ye[be+1]=_e[be+1]*p[5]+p[13],ye[be+2]=_e[be+2]*p[10]+p[14];ge.geometryPositions=null,U[ve]=ge}}if(ge)if(ge.batchThisMesh){for(var we=ge.decompressedPositions,Be=ge.transformedAndRecompressedPositions,Pe=0,Ce=we.length;Pe<Ce;Pe+=3)Mk[0]=we[Pe+0],Mk[1]=we[Pe+1],Mk[2]=we[Pe+2],Mk[3]=1,re.transformVec4(fe,Mk,Ek),ji.compressPosition(Ek,L,Mk),Be[Pe+0]=Mk[0],Be[Pe+1]=Mk[1],Be[Pe+2]=Mk[2];r.createMesh(he.apply(te,{id:de,origin:R,primitive:ge.primitiveName,positionsCompressed:Be,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:G,color:le,metallic:ce,roughness:Ae,opacity:ue})),q.push(de)}else z[ve]||(r.createGeometry({id:ve,primitive:ge.primitiveName,positionsCompressed:ge.geometryPositions,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:p}),z[ve]=!0),r.createMesh(he.apply(te,{id:de,geometryId:ve,origin:R,matrix:fe,color:le,metallic:ce,roughness:Ae,opacity:ue})),q.push(de)}else{var Me=void 0,Ee=void 0,Fe=void 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0!==Ne.metallic&&null!==Ne.metallic&&(Oe.metallic=Ne.metallic),void 0!==Ne.roughness&&null!==Ne.roughness&&(Oe.roughness=Ne.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var Qe=Se;Qe<=Te;Qe++){var Ve=M[Qe],He=fe[Ve]>1,je=Ve===U-1,Ge=F[Qe],ze=Ge>=0?"".concat(o,"-textureSet-").concat(Ge):null,We=Tk(k.subarray(6*Qe,6*Qe+3)),Ke=k[6*Qe+3]/255,Xe=k[6*Qe+4]/255,Je=k[6*Qe+5]/255,Ye=n.getNextId();if(He){var Ze=E[Qe],qe=m.slice(Ze,Ze+16),$e="".concat(o,"-geometry.").concat(be,".").concat(Ve),et=ye[$e];if(!et){et={batchThisMesh:!t.reuseGeometries};var tt=!1;switch(y[Ve]){case 0:et.primitiveName="solid",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryNormals=h.subarray(x[Ve],je?h.length:x[Ve+1]),et.geometryUVs=p.subarray(B[Ve],je?p.length:B[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 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ot=et.decompressedPositions,at=et.transformedAndRecompressedPositions,lt=0,ut=ot.length;lt<ut;lt+=3)Dk[0]=ot[lt+0],Dk[1]=ot[lt+1],Dk[2]=ot[lt+2],Dk[3]=1,re.transformVec4(qe,Dk,Sk),ji.compressPosition(Sk,_e,Dk),at[lt+0]=Dk[0],at[lt+1]=Dk[1],at[lt+2]=Dk[2];r.createMesh(he.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:et.primitiveName,positionsCompressed:at,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Re.push(Ye)}else 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fe=new Uint32Array(U),ve=0;ve<O;ve++){var ge=M[ve];void 0!==fe[ge]?fe[ge]++:fe[ge]=1}for(var me=re.vec3(),_e=re.AABB3(),ye={},be=0;be<Q;be++){var xe=be===Q-1,we=T[be],Be=xe?N-1:T[be+1]-1,Pe=6*be,Ce=S.subarray(Pe,Pe+6);re.getAABB3Center(Ce,me),_e[0]=Ce[0]-me[0],_e[1]=Ce[1]-me[1],_e[2]=Ce[2]-me[2],_e[3]=Ce[3]-me[0],_e[4]=Ce[4]-me[1],_e[5]=Ce[5]-me[2];for(var Me=ji.createPositionsDecodeMatrix(_e),Ee={},Fe=we;Fe<=Be;Fe++){var ke=I[Fe],Ie=t.globalizeObjectIds?re.globalizeObjectId(r.id,ke):ke,De=Fe===N-1,Se=D[Fe],Te=De?M.length-1:D[Fe+1]-1,Re=[],Le=e.metaScene.metaObjects[Ie],Ue={},Oe={};if(Le){if(t.excludeTypesMap&&Le.type&&t.excludeTypesMap[Le.type])continue;if(t.includeTypesMap&&Le.type&&!t.includeTypesMap[Le.type])continue;var Ne=t.objectDefaults?t.objectDefaults[Le.type]||t.objectDefaults.DEFAULT:null;Ne&&(!1===Ne.visible&&(Ue.visible=!1),!1===Ne.pickable&&(Ue.pickable=!1),Ne.colorize&&(Oe.color=Ne.colorize),void 0!==Ne.opacity&&null!==Ne.opacity&&(Oe.opacity=Ne.opacity),void 0!==Ne.metallic&&null!==Ne.metallic&&(Oe.metallic=Ne.metallic),void 0!==Ne.roughness&&null!==Ne.roughness&&(Oe.roughness=Ne.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var Qe=Se;Qe<=Te;Qe++){var Ve=M[Qe],He=fe[Ve]>1,je=Ve===U-1,Ge=F[Qe],ze=Ge>=0?"".concat(o,"-textureSet-").concat(Ge):null,We=Nk(k.subarray(6*Qe,6*Qe+3)),Ke=k[6*Qe+3]/255,Xe=k[6*Qe+4]/255,Je=k[6*Qe+5]/255,Ye=n.getNextId();if(He){var Ze=E[Qe],qe=m.slice(Ze,Ze+16),$e="".concat(o,"-geometry.").concat(be,".").concat(Ve),et=ye[$e];if(!et){et={batchThisMesh:!t.reuseGeometries};var tt=!1;switch(y[Ve]){case 0:et.primitiveName="solid",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryNormals=h.subarray(x[Ve],je?h.length:x[Ve+1]),et.geometryUVs=p.subarray(B[Ve],je?p.length:B[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 1:et.primitiveName="surface",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryNormals=h.subarray(x[Ve],je?h.length:x[Ve+1]),et.geometryUVs=p.subarray(B[Ve],je?p.length:B[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 2:et.primitiveName="points",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryColors=d.subarray(w[Ve],je?d.length:w[Ve+1]),tt=et.geometryPositions.length>0;break;case 3:et.primitiveName="lines",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 4:et.primitiveName="lines",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryIndices=Qk(et.geometryPositions,f.subarray(P[Ve],je?f.length:P[Ve+1])),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;default:continue}if(tt||(et=null),et&&(et.geometryPositions.length,et.batchThisMesh)){et.decompressedPositions=new Float32Array(et.geometryPositions.length),et.transformedAndRecompressedPositions=new Uint16Array(et.geometryPositions.length);for(var it=et.geometryPositions,rt=et.decompressedPositions,st=0,nt=it.length;st<nt;st+=3)rt[st+0]=it[st+0]*_[0]+_[12],rt[st+1]=it[st+1]*_[5]+_[13],rt[st+2]=it[st+2]*_[10]+_[14];et.geometryPositions=null,ye[$e]=et}}if(et)if(et.batchThisMesh){for(var ot=et.decompressedPositions,at=et.transformedAndRecompressedPositions,lt=0,ut=ot.length;lt<ut;lt+=3)Uk[0]=ot[lt+0],Uk[1]=ot[lt+1],Uk[2]=ot[lt+2],Uk[3]=1,re.transformVec4(qe,Uk,Ok),ji.compressPosition(Ok,_e,Uk),at[lt+0]=Uk[0],at[lt+1]=Uk[1],at[lt+2]=Uk[2];r.createMesh(he.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:et.primitiveName,positionsCompressed:at,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Re.push(Ye)}else 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1:ct="surface",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),ht=h.subarray(x[Ve],je?h.length:x[Ve+1]),dt=p.subarray(B[Ve],je?p.length:B[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),vt=v.subarray(C[Ve],je?v.length:C[Ve+1]),gt=At.length>0&&ft.length>0;break;case 2:ct="points",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),pt=d.subarray(w[Ve],je?d.length:w[Ve+1]),gt=At.length>0;break;case 3:ct="lines",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),gt=At.length>0&&ft.length>0;break;case 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i={},r=t.includeTypes||this._includeTypes,s=t.excludeTypes||this._excludeTypes,n=t.objectDefaults||this._objectDefaults;if(i.reuseGeometries=null!==t.reuseGeometries&&void 0!==t.reuseGeometries?t.reuseGeometries:!1!==this._reuseGeometries,r){i.includeTypesMap={};for(var o=0,a=r.length;o<a;o++)i.includeTypesMap[r[o]]=!0}if(s){i.excludeTypesMap={};for(var l=0,u=s.length;l<u;l++)i.excludeTypesMap[s[l]]=!0}n&&(i.objectDefaults=n),i.excludeUnclassifiedObjects=void 0!==t.excludeUnclassifiedObjects?!!t.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==t.globalizeObjectIds&&null!==t.globalizeObjectIds?!!t.globalizeObjectIds:this._globalizeObjectIds;var c=new Qh(this.viewer.scene,he.apply(t,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:t.origin,disableVertexWelding:t.disableVertexWelding||!1,disableIndexRebucketing:t.disableIndexRebucketing||!1,dtxEnabled:t.dtxEnabled,renderOrder:t.renderOrder})),A=c.id,h=new Rp({metaScene:this.viewer.metaScene,id:A});this.viewer.scene.canvas.spinner.processes++;var d=function(){c.destroyed||(c.finalize(),h.finalize(),e.viewer.scene.canvas.spinner.processes--,c.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(h.id)})),e.scheduleTask((function(){c.destroyed||(c.scene.fire("modelLoaded",c.id),c.fire("loaded",!0,!1))})))},p=function(t){e.viewer.scene.canvas.spinner.processes--,e.error(t),c.fire("error",t)},f=0,v={getNextId:function(){return"".concat(A,".").concat(f++)}};if(t.metaModelSrc||t.metaModelData)if(t.metaModelSrc){var 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a=0;a<e.childNodes.length;a++){(n=t(e.childNodes[a],i))&&s.children.push(n)}return s}}this.load=function(t,i,r){Wk.createReader(new Wk.HttpReader(t),(function(t){t.getEntries((function(t){if(t.length>0)for(var r=0,s=t.length;r<s;r++){var n=t[r];e[n.filename]=n}i()}))}),r)},this.getFile=function(i,r,s){var n=e[i];if(!n){var o="ZIP entry not found: "+i;return console.error(o),void(s&&s(o))}n.getData(new Wk.TextWriter,(function(e){var i=(new DOMParser).parseFromString(e,"text/xml"),s=t(i,{});r(i,s)}))},this.destroy=function(){undefined.close((function(){}))}};function sI(e){var t="urn:3DXML:";return 0===e.indexOf(t)?e.substring(t.length):e}var nI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),r=t.call(this,"XML3DLoader",e,s),s.workerScriptsPath?(r._workerScriptsPath=s.workerScriptsPath,r._loader=new Xk(b(r),s),r.supportedSchemas=r._loader.supportedSchemas,r):(r.error("Config expected: 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n=!!s[2],o=s[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var c=new XMLHttpRequest;c.open("GET",e,!0),c.responseType="arraybuffer",c.onreadystatechange=function(){4===c.readyState&&(200===c.status?t(c.response):i("getXKT error : "+c.response))},c.send(null)}}}]),e}(),aI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,"ifcLoader",e,s)).dataSource=s.dataSource,r.objectDefaults=s.objectDefaults,r.includeTypes=s.includeTypes,r.excludeTypes=s.excludeTypes,r.excludeUnclassifiedObjects=s.excludeUnclassifiedObjects,!s.WebIFC)throw"Parameter expected: WebIFC";if(!s.IfcAPI)throw"Parameter expected: IfcAPI";return r._webIFC=s.WebIFC,r._ifcAPI=s.IfcAPI,r}return C(i,[{key:"supportedVersions",get:function(){return["2x3","4"]}},{key:"dataSource",get:function(){return 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s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getIFC(t.src,(function(e){s._parseModel(e,t,i,r),n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){if(!r.destroyed){var s=t.stats||{};if(s.sourceFormat="IFC",s.schemaVersion="",s.title="",s.author="",s.created="",s.numMetaObjects=0,s.numPropertySets=0,s.numObjects=0,s.numGeometries=0,s.numTriangles=0,s.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";var n=new Uint8Array(e),o=this._ifcAPI.OpenModel(n),a=this._ifcAPI.GetModelSchema(o),l=this._ifcAPI.GetLineIDsWithType(o,this._webIFC.IFCPROJECT).get(0),u=!1!==t.loadMetadata,c={modelID:o,modelSchema:a,sceneModel:r,loadMetadata:u,metadata:u?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:s};if(u){if(i.includeTypes){c.includeTypes={};for(var A=0,h=i.includeTypes.length;A<h;A++)c.includeTypes[i.includeTypes[A]]=!0}if(i.excludeTypes){c.excludeTypes={};for(var d=0,p=i.excludeTypes.length;d<p;d++)c.excludeTypes[i.excludeTypes[d]]=!0}this._parseMetaObjects(c),this._parsePropertySets(c)}if(this._parseGeometry(c),r.finalize(),u){var f=r.id;this.viewer.metaScene.createMetaModel(f,c.metadata,i)}r.scene.once("tick",(function(){r.destroyed||(r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1))}))}}},{key:"_parseMetaObjects",value:function(e){var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}},{key:"_parseSpatialChildren",value:function(e,t,i){var r=this._ifcAPI.GetNameFromTypeCode(t.type);if((!e.includeTypes||e.includeTypes[r])&&(!e.excludeTypes||!e.excludeTypes[r])){this._createMetaObject(e,t,i);var s=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,s),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,s)}}},{key:"_createMetaObject",value:function(e,t,i){var r=t.GlobalId.value,s=this._ifcAPI.GetNameFromTypeCode(t.type),n={id:r,name:t.Name&&""!==t.Name.value?t.Name.value:s,type:s,parent:i};e.metadata.metaObjects.push(n),e.metaObjects[r]=n,e.stats.numMetaObjects++}},{key:"_parseRelatedItemsOfType",value:function(e,t,i,r,s,n){for(var o=this,a=this._ifcAPI.GetLineIDsWithType(e.modelID,s),l=0;l<a.size();l++){var u=a.get(l),c=this._ifcAPI.GetLine(e.modelID,u),A=c[i],h=!1;if(Array.isArray(A))h=A.map((function(e){return e.value})).includes(t);else h=A.value===t;if(h){var d=c[r];if(Array.isArray(d))d.forEach((function(t){var i=o._ifcAPI.GetLine(e.modelID,t.value);o._parseSpatialChildren(e,i,n)}));else{var p=this._ifcAPI.GetLine(e.modelID,d.value);this._parseSpatialChildren(e,p,n)}}}}},{key:"_parsePropertySets",value:function(e){for(var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES),i=0;i<t.size();i++){var r=t.get(i),s=this._ifcAPI.GetLine(e.modelID,r,!0);if(s){var n=s.RelatingPropertyDefinition;if(!n)continue;var o=n.GlobalId.value,a=n.HasProperties;if(a&&a.length>0){for(var l=n.Name.value,u=[],c=0,A=a.length;c<A;c++){var h=a[c],d=h.Name,p=h.NominalValue;if(d&&p){var f={name:d.value,type:p.type,value:p.value,valueType:p.valueType};h.Description?f.description=h.Description.value:p.description&&(f.description=p.description),u.push(f)}}var v={id:o,type:"Default",name:l,properties:u};e.metadata.propertySets.push(v),e.stats.numPropertySets++;var g=s.RelatedObjects;if(!g||0===g.length)return;for(var m=0,_=g.length;m<_;m++){var y=g[m].GlobalId.value,b=e.metaObjects[y];b&&(b.propertySetIds||(b.propertySetIds=[]),b.propertySetIds.push(o))}}}}}},{key:"_parseGeometry",value:function(e){var t=this;this._ifcAPI.StreamAllMeshes(e.modelID,(function(i){var r=i.expressID,s=i.geometries,n=[],o=t._ifcAPI.GetLine(e.modelID,r).GlobalId.value;if(e.loadMetadata){var a=o,l=e.metaObjects[a];if(e.includeTypes&&(!l||!e.includeTypes[l.type]))return;if(e.excludeTypes&&(!l||e.excludeTypes[l.type]))return}for(var u=re.mat4(),c=re.vec3(),A=0,h=s.size();A<h;A++){for(var d=s.get(A),p=t._ifcAPI.GetGeometry(e.modelID,d.geometryExpressID),f=t._ifcAPI.GetVertexArray(p.GetVertexData(),p.GetVertexDataSize()),v=t._ifcAPI.GetIndexArray(p.GetIndexData(),p.GetIndexDataSize()),g=new Float64Array(f.length/2),m=new Float32Array(f.length/2),_=0,y=0,b=f.length/6;_<b;_++,y+=3)g[y+0]=f[6*_+0],g[y+1]=f[6*_+1],g[y+2]=f[6*_+2];u.set(d.flatTransformation),re.transformPositions3(u,g);var x=je(g,g,c);if(!e.options.autoNormals)for(var w=0,B=0,P=f.length/6;w<P;w++,B+=3)m[B+0]=f[6*w+3],m[B+1]=f[6*w+4],m[B+2]=f[6*w+5];e.stats.numGeometries++,e.stats.numVertices+=g.length/3,e.stats.numTriangles+=v.length/3;var C="mesh"+e.nextId++;e.sceneModel.createMesh({id:C,primitive:"triangles",origin:x?c:null,positions:g,normals:e.options.autoNormals?null:m,indices:v,color:[d.color.x,d.color.y,d.color.z],opacity:d.color.w}),n.push(C)}var 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t=0,i=0,r=0,s=new DataView(e),o=new Uint8Array(6e3),a=function(r){var n,o,a=r.item,l=r.format,u=r.size;switch(l){case"char":return o=new Uint8Array(e,t,u),t+=u,[a,n=pI(o)];case"uShort":return n=s.getUint16(t,!0),t+=u,[a,n];case"uLong":return n=s.getUint32(t,!0),"NumberOfVariableLengthRecords"===a&&(i=n),t+=u,[a,n];case"uChar":return n=s.getUint8(t),t+=u,[a,n];case"double":return n=s.getFloat64(t,!0),t+=u,[a,n];default:t+=u}};return function(){var e={};cI.forEach((function(t){var i=a(n({},t));if(void 0!==i){if("FileSignature"===i[0]&&"LASF"!==i[1])throw new Error("Ivalid FileSignature. 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r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"lasLoader",e,s)).dataSource=s.dataSource,r.skip=s.skip,r.fp64=s.fp64,r.colorDepth=s.colorDepth,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new lI}},{key:"skip",get:function(){return this._skip},set:function(e){this._skip=e||1}},{key:"fp64",get:function(){return this._fp64},set:function(e){this._fp64=!!e}},{key:"colorDepth",get:function(){return this._colorDepth},set:function(e){this._colorDepth=e||"auto"}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Qh(this.viewer.scene,he.apply(t,{isModel:!0}));if(!t.src&&!t.las)return this.error("load() param expected: src or las"),i;var r={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(t.src)this._loadModel(t.src,t,r,i);else{var s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(t.las,t,r,i).then((function(){s.processes--}),(function(t){s.processes--,e.error(t),i.fire("error",t)}))}return i}},{key:"_loadModel",value:function(e,t,i,r){var s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getLAS(t.src,(function(e){s._parseModel(e,t,i,r).then((function(){n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){var s=this;function n(e){var i=e.value;if(t.rotateX&&i)for(var r=0,s=i.length;r<s;r+=3){var n=i[r+1];i[r+1]=i[r+2],i[r+2]=n}return i}function o(e,t){for(var i=e.value,r=e.size,s=t.value,n=4*s.length,o=new 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HI(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function jI(e,t,i,r){for(var s=0,n=t,o=i-r;n<i;n+=r)s+=(e[o]-e[n])*(e[n+1]+e[o+1]),o=n;return s}mI.deviation=function(e,t,i,r){var s=t&&t.length,n=s?t[0]*i:e.length,o=Math.abs(jI(e,0,n,i));if(s)for(var a=0,l=t.length;a<l;a++){var u=t[a]*i,c=a<l-1?t[a+1]*i:e.length;o-=Math.abs(jI(e,u,c,i))}var A=0;for(a=0;a<r.length;a+=3){var h=r[a]*i,d=r[a+1]*i,p=r[a+2]*i;A+=Math.abs((e[h]-e[p])*(e[d+1]-e[h+1])-(e[h]-e[d])*(e[p+1]-e[h+1]))}return 0===o&&0===A?0:Math.abs((A-o)/o)},mI.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},r=0,s=0;s<e.length;s++){for(var n=0;n<e[s].length;n++)for(var o=0;o<t;o++)i.vertices.push(e[s][n][o]);s>0&&(r+=e[s-1].length,i.holes.push(r))}return i};var GI=re.vec2(),zI=re.vec3(),WI=re.vec3(),KI=re.vec3(),XI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"cityJSONLoader",e,s)).dataSource=s.dataSource,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new gI}},{key:"load",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Qh(this.viewer.scene,he.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;var i={};if(e.src)this._loadModel(e.src,e,i,t);else{var r=this.viewer.scene.canvas.spinner;r.processes++,this._parseModel(e.cityJSON,e,i,t),r.processes--}return t}},{key:"_loadModel",value:function(e,t,i,r){var s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getCityJSON(t.src,(function(e){s._parseModel(e,t,i,r),n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){if(!r.destroyed){var s=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,n=t.stats||{};n.sourceFormat=e.type||"CityJSON",n.schemaVersion=e.version||"",n.title="",n.author="",n.created="",n.numMetaObjects=0,n.numPropertySets=0,n.numObjects=0,n.numGeometries=0,n.numTriangles=0,n.numVertices=0;var o=!1!==t.loadMetadata,a=o?{id:re.createUUID(),name:"Model",type:"Model"}:null,l=o?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,u={data:e,vertices:s,sceneModel:r,loadMetadata:o,metadata:l,rootMetaObject:a,nextId:0,stats:n};if(this._parseCityJSON(u),r.finalize(),o){var c=r.id;this.viewer.metaScene.createMetaModel(c,u.metadata,i)}r.scene.once("tick",(function(){r.destroyed||(r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1))}))}}},{key:"_transformVertices",value:function(e,t,i){for(var r=[],s=t.scale||re.vec3([1,1,1]),n=t.translate||re.vec3([0,0,0]),o=0,a=0;o<e.length;o++,a+=3){var l=e[o][0]*s[0]+n[0],u=e[o][1]*s[1]+n[1],c=e[o][2]*s[2]+n[2];i?r.push([l,c,u]):r.push([l,u,c])}return r}},{key:"_parseCityJSON",value:function(e){var t=e.data.CityObjects;for(var i in t)if(t.hasOwnProperty(i)){var r=t[i];this._parseCityObject(e,r,i)}}},{key:"_parseCityObject",value:function(e,t,i){var r=e.sceneModel,s=e.data;if(e.loadMetadata){var n=i,o=t.type,a=o+" : "+i,l=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:n,name:a,type:o,parent:l})}if(e.stats.numMetaObjects++,t.geometry&&t.geometry.length>0){for(var u=[],c=0,A=t.geometry.length;c<A;c++){var h=t.geometry[c],d=void 0,p=void 0,f=s.appearance;if(f){var v=f.materials;if(v){var g=h.material;if(g){var m=Object.keys(g);if(m.length>0){var _=g[m[0]];if(void 0!==_.value)d=v[_.value];else{var y=_.values;if(y){p=[];for(var b=0,x=y.length;b<x;b++){var w=v[y[c]];p.push(w)}}}}}}}p?this._parseGeometrySurfacesWithOwnMaterials(e,h,p,u):this._parseGeometrySurfacesWithSharedMaterial(e,h,d,u)}u.length>0&&(r.createEntity({id:i,meshIds:u,isObject:!0}),e.stats.numObjects++)}}},{key:"_parseGeometrySurfacesWithOwnMaterials",value:function(e,t,i,r){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var s=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,s,r);break;case"Solid":for(var n=t.boundaries,o=0;o<n.length;o++){var a=n[o];this._parseSurfacesWithOwnMaterials(e,i,a,r)}break;case"MultiSolid":case"CompositeSolid":for(var l=t.boundaries,u=0;u<l.length;u++)for(var c=0;c<l[u].length;c++){var A=l[u][c];this._parseSurfacesWithOwnMaterials(e,i,A,r)}}}},{key:"_parseSurfacesWithOwnMaterials",value:function(e,t,i,r){for(var s=e.vertices,n=e.sceneModel,o=0;o<i.length;o++){for(var a=i[o],l=t[o]||{diffuseColor:[.8,.8,.8],transparency:1},u=[],c=[],A=[],d={positions:[],indices:[]},p=0;p<a.length;p++){u.length>0&&c.push(u.length);var f=this._extractLocalIndices(e,a[p],A,d);u.push.apply(u,h(f))}if(3===u.length)d.indices.push(u[0]),d.indices.push(u[1]),d.indices.push(u[2]);else if(u.length>3){for(var v=[],g=0;g<u.length;g++)v.push({x:s[A[u[g]]][0],y:s[A[u[g]]][1],z:s[A[u[g]]][2]});for(var m=this._getNormalOfPositions(v,re.vec3()),_=[],y=0;y<v.length;y++)this._to2D(v[y],m,GI),_.unshift(GI[0]),_.unshift(GI[1]);for(var b=mI(_,c,2),x=0;x<b.length;x+=3)d.indices.unshift(u[b[x]]),d.indices.unshift(u[b[x+1]]),d.indices.unshift(u[b[x+2]])}var w=""+e.nextId++;n.createMesh({id:w,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),r.push(w),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}},{key:"_parseGeometrySurfacesWithSharedMaterial",value:function(e,t,i,r){var s=e.sceneModel,n=[],o={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var a=t.boundaries;this._parseSurfacesWithSharedMaterial(e,a,n,o);break;case"Solid":for(var l=t.boundaries,u=0;u<l.length;u++){var c=l[u];this._parseSurfacesWithSharedMaterial(e,c,n,o)}break;case"MultiSolid":case"CompositeSolid":for(var A=t.boundaries,h=0;h<A.length;h++)for(var d=0;d<A[h].length;d++){var p=A[h][d];this._parseSurfacesWithSharedMaterial(e,p,n,o)}}if(o.positions.length>0&&o.indices.length>0){var f=""+e.nextId++;s.createMesh({id:f,primitive:"triangles",positions:o.positions,indices:o.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),r.push(f),e.stats.numGeometries++,e.stats.numVertices+=o.positions.length/3,e.stats.numTriangles+=o.indices.length/3}}},{key:"_parseSurfacesWithSharedMaterial",value:function(e,t,i,r){for(var s=e.vertices,n=0;n<t.length;n++){for(var o=[],a=[],l=0;l<t[n].length;l++){o.length>0&&a.push(o.length);var u=this._extractLocalIndices(e,t[n][l],i,r);o.push.apply(o,h(u))}if(3===o.length)r.indices.push(o[0]),r.indices.push(o[1]),r.indices.push(o[2]);else if(o.length>3){for(var c=[],A=0;A<o.length;A++)c.push({x:s[i[o[A]]][0],y:s[i[o[A]]][1],z:s[i[o[A]]][2]});for(var d=this._getNormalOfPositions(c,re.vec3()),p=[],f=0;f<c.length;f++)this._to2D(c[f],d,GI),p.unshift(GI[0]),p.unshift(GI[1]);for(var v=mI(p,a,2),g=0;g<v.length;g+=3)r.indices.unshift(o[v[g]]),r.indices.unshift(o[v[g+1]]),r.indices.unshift(o[v[g+2]])}}}},{key:"_extractLocalIndices",value:function(e,t,i,r){for(var s=e.vertices,n=[],o=0,a=t.length;o<a;o++){var l=t[o];if(i.includes(l)){var u=i.indexOf(l);n.push(u)}else r.positions.push(s[l][0]),r.positions.push(s[l][1]),r.positions.push(s[l][2]),n.push(i.length),i.push(l)}return n}},{key:"_getNormalOfPositions",value:function(e,t){for(var i=0;i<e.length;i++){var r=i+1;r===e.length&&(r=0),t[0]+=(e[i].y-e[r].y)*(e[i].z+e[r].z),t[1]+=(e[i].z-e[r].z)*(e[i].x+e[r].x),t[2]+=(e[i].x-e[r].x)*(e[i].y+e[r].y)}return re.normalizeVec3(t)}},{key:"_to2D",value:function(e,t,i){var r=zI,s=WI,n=KI;r[0]=e.x,r[1]=e.y,r[2]=e.z,s[0]=t.x,s[1]=t.y,s[2]=t.z,n[0]=1.1,n[1]=1.1,n[2]=1.1,re.lenVec3(re.subVec3(n,s))<.01&&(n[0]+=1,n[1]+=2,n[2]+=3);var o=re.dotVec3(n,s),a=re.mulVec3Scalar(s,o,re.vec3());n[0]-=a[0],n[1]-=a[1],n[2]-=a[2],re.normalizeVec3(n);var l=re.cross3Vec3(s,n,re.vec3()),u=re.dotVec3(r,n),c=re.dotVec3(r,l);i[0]=u,i[1]=c}}]),i}(),JI=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getDotBIM",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}}]),e}(),YI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"DotBIMLoader",e,s)).dataSource=s.dataSource,r.objectDefaults=s.objectDefaults,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new JI}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||zE}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Qh(this.viewer.scene,he.apply(t,{isModel:!0,backfaces:t.backfaces,dtxEnabled:t.dtxEnabled,rotation:t.rotation,origin:t.origin})),r=i.id;if(!t.src&&!t.dotBIM)return this.error("load() param expected: src or dotBIM"),i;var s,n,o=t.objectDefaults||this._objectDefaults||zE;if(t.includeTypes){s={};for(var a=0,l=t.includeTypes.length;a<l;a++)s[t.includeTypes[a]]=!0}if(t.excludeTypes){n={},s||(s={});for(var u=0,c=t.excludeTypes.length;u<c;u++)s[t.excludeTypes[u]]=!0}var d=function(t){for(var i=t.fileData,a=t.sceneModel,l={},u=re.createUUID(),c=re.createUUID(),d=re.createUUID(),p=re.createUUID(),f={metaObjects:[{id:u,name:"IfcProject",type:"IfcProject",parent:null},{id:c,name:"IfcSite",type:"IfcSite",parent:u},{id:d,name:"IfcBuilding",type:"IfcBuilding",parent:c},{id:p,name:"IfcBuildingStorey",type:"IfcBuildingStorey",parent:d}],propertySets:[]},v=i.elements,g=function(e,t){var r=v[e],u=r.type;if(n&&n[u])return"continue";if(s&&!s[u])return"continue";var c=r.info,d=void 0!==r.guid?"".concat(r.guid):void 0!==c&&void 0!==c.id?c.id:e,g=r.mesh_id,m=r.vector,_=r.rotation,y=o?o[u]||o.DEFAULT:null,b=!0,x=!0;if(void 0===r.face_colors){!function(e,t){if(!l[e]){var r=i.meshes.find((function(e){return e.mesh_id===t.mesh_id}));a.createGeometry({id:e,primitive:"triangles",positions:r.coordinates,indices:r.indices}),l[e]=!0}}(g,r);var w="".concat(d,"-mesh"),B=r.color?[r.color.r/255,r.color.g/255,r.color.b/255]:[1,1,1],P=r.color?r.color.a/255:1;y&&(!1===y.visible&&(b=!1),!1===y.pickable&&(x=!1),y.colorize&&(B=y.colorize),void 0!==y.opacity&&null!==y.opacity&&(P=y.opacity)),a.createMesh({id:w,geometryId:g,color:B,opacity:P,quaternion:!_||0===_.qz&&0===_.qy&&0===_.qx&&1===_.qw?void 0:[_.qx,_.qy,_.qz,_.qw],position:m?[m.x,m.y,m.z]:void 0}),a.createEntity({id:d,meshIds:[w],visible:b,pickable:x,isObject:!0})}else{for(var C=r.face_colors,M={},E=0,F=i.meshes.find((function(e){return e.mesh_id===r.mesh_id})),k=0,I=C.length;k<I;k+=4){var D=[C[k],C[k+1],C[k+2],C[k+3]];void 0===M[D]&&(M[D]=[]);var S=F.indices[E],T=F.coordinates[3*S],R=F.coordinates[3*S+1],L=F.coordinates[3*S+2],U=F.indices[E+1],O=F.coordinates[3*U],N=F.coordinates[3*U+1],Q=F.coordinates[3*U+2],V=F.indices[E+2],H=F.coordinates[3*V],j=F.coordinates[3*V+1],G=F.coordinates[3*V+2];M[D].push(T,R,L,O,N,Q,H,j,G),E+=3}for(var z=[],W=0,K=Object.entries(M);W<K.length;W++){var X=A(K[W],2),J=X[0],Y=X[1];a.createGeometry({id:"".concat(g,"-").concat(J),primitive:"triangles",positions:Y,indices:h(Array(Y.length).keys())});var Z="".concat(d,"-mesh-").concat(J),q=J.split(",").map(Number),$=[q[0]/255,q[1]/255,q[2]/255],ee=q[3]/255;y&&(!1===y.visible&&(b=!1),!1===y.pickable&&(x=!1),y.colorize&&($=y.colorize),void 0!==y.opacity&&null!==y.opacity&&(ee=y.opacity)),a.createMesh({id:Z,geometryId:"".concat(g,"-").concat(J),color:$,opacity:ee,quaternion:!_||0===_.qz&&0===_.qy&&0===_.qx&&1===_.qw?void 0:[_.qx,_.qy,_.qz,_.qw],position:m?[m.x,m.y,m.z]:void 0}),z.push(Z)}a.createEntity({id:d,meshIds:z,visible:b,pickable:x,isObject:!0})}for(var te in c){var ie=void 0;te.startsWith("IFC_Pset_")&&(ie||(ie=[]),ie.push({name:te,value:c[te]})),ie&&f.propertySets.push({id:d,properties:ie})}f.metaObjects.push({id:d,name:c&&c.Name&&"None"!==c.Name?c.Name:"".concat(r.type," ").concat(d),type:r.type,parent:p,propertySetIds:[d]})},m=0,_=v.length;m<_;m++)g(m);a.finalize(),e.viewer.metaScene.createMetaModel(r,f),a.scene.once("tick",(function(){a.destroyed||(a.scene.fire("modelLoaded",a.id),a.fire("loaded",!0,!1))}))};if(t.src){var p=t.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(p,(function(t){d({fileData:t,sceneModel:i,nextId:0,error:function(e){}}),e.viewer.scene.canvas.spinner.processes--}),(function(t){e.viewer.scene.canvas.spinner.processes--,e.error(t)}))}else if(t.dotBIM){var f={fileData:t.dotBIM,sceneModel:i,nextId:0,error:function(e){}};d(f)}return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ZI=function(e){var t=function(t){return parseInt(e.substr(t+1,2),16)/255};return[t(0),t(2),t(4)]},qI=function(e){for(var t=[],i=0;i<e.length;++i)t.push(i);var r=function(){for(var i=re.vec2(),r=re.vec2(),s=0,n=0;n<t.length;++n){var o=e[t[n]],a=e[t[(n+1)%t.length]],l=e[t[(n+2)%t.length]];re.subVec2(o,a,i),re.subVec2(l,a,r);var u=re.dotVec2(i,r)/Math.sqrt(re.sqLenVec2(i)*re.sqLenVec2(r)),c=Math.acos(Math.max(-1,Math.min(u,1)));s+=i[0]*r[1]-i[1]*r[0]>=0?c:2*Math.PI-c}return s<t.length*Math.PI}(),s=function(){var e=function(e,t,i){return(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1])};return function(t,i,r,s){var n=e(t,i,r),o=e(t,r,s),a=e(t,s,i);return!((n<0||o<0||a<0)&&(n>0||o>0||a>0))}}(),n=[],o=(r?t:t.slice(0).reverse()).map((function(e){return{idx:e}}));o.forEach((function(e,t){e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));for(var a=re.vec2(),l=re.vec2();o.length>2;){for(var u=0,c=function(){if(u>=o.length)throw"isCCW = ".concat(r,"; earIdx = ").concat(u,"; len = ").concat(o.length);var t=o[u],i=e[t.prev.idx],n=e[t.idx],c=e[t.next.idx];if(re.subVec2(i,n,a),re.subVec2(c,n,l),a[0]*l[1]-a[1]*l[0]>=0&&o.every((function(r){return r===t||r===t.prev||r===t.next||!s(e[r.idx],i,n,c)})))return"break";++u};;){if("break"===c())break}var A=o[u];o.splice(u,1),n.push([A.idx,A.next.idx,A.prev.idx]),A.prev.next=A.next,A.next.prev=A.prev}return[e,n,r]},$I=function(e,t){var i=e.canvas.canvas,r=i.parentNode,s=document.createElement("div");r.insertBefore(s,i);var n=5;s.style.background=t,s.style.border="2px solid white",s.style.margin="0 0",s.style.zIndex="100",s.style.position="absolute",s.style.pointerEvents="none",s.style.display="none";var o=new ot(e,{}),a=function(e){return e+"px"},l=function(){var e=o.canvasPos.slice();lt(i,r,e),s.style.left=a(e[0]-3-n/2),s.style.top=a(e[1]-3-n/2),s.style.borderRadius=a(2*n),s.style.width=a(n),s.style.height=a(n)},u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),s.style.display=e?"":"none"},setHighlighted:function(e){n=e?10:5,l()},getCanvasPos:function(){return o.canvasPos},getWorldPos:function(){return o.worldPos},destroy:function(){s.parentNode.removeChild(s),e.camera.off(u),e.camera.off(c),o.destroy()}}},eD=function(e,t,i){var r=null,s=function(s){if(s){r&&r.destroy();try{var n,o,a=qI(s.map((function(e){return[e[0],e[2]]}))),l=A(a,2),u=l[0],c=l[1],d=(n=[]).concat.apply(n,h(u.map((function(e){return[e[0],s[0][1],e[1]]})))),p=(o=[]).concat.apply(o,h(c));r=new gn(e,{pickable:!1,geometry:new Wi(e,{positions:d,indices:p,normals:re.buildNormals(d,p)}),material:new Zi(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:ZI(t)})})}catch(e){r=null}}r&&(r.visible=!!s)};return s(null),{updateBase:s,destroy:function(){return r&&r.destroy()}}},tD=function(e,t){return function(i,r,s){var n=e.scene,o=n.canvas.canvas,a=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,lt(o.ownerDocument.documentElement,o,t),t},l=function(e){var i=re.vec3(),r=re.vec3();return re.canvasPosToWorldRay(o,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,i,r),t(i,r)},u=!1,c=function(){u=!1},A=function(){c(),o.removeEventListener("mousedown",d),o.removeEventListener("mousemove",p),e.cameraControl.off(f),o.removeEventListener("mouseup",v)},h=re.vec2(),d=function(e){1===e.which&&(a(e,h),u=!0)};o.addEventListener("mousedown",d);var p=function(e){var t=a(e,re.vec2());u&&re.distVec2(h,t)>20&&(c(),i())};o.addEventListener("mousemove",p);var f=e.cameraControl.on("rayMove",(function(e){var t=e.canvasPos;r(t,l(t))})),v=function(e){if(1===e.which&&u){A();var t=a(e,re.vec2());s(t,l(t))}};return o.addEventListener("mouseup",v),A}},iD=function(e,t,i){return function(r,s,n){var o,a=e.scene,l=a.canvas.canvas,u=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,lt(l.ownerDocument.documentElement,l,t),t},c=function(e){var t=re.vec3(),r=re.vec3();return re.canvasPosToWorldRay(l,a.camera.viewMatrix,a.camera.projMatrix,a.camera.projection,e,t,r),i(t,r)},A=null,d=function(){},p=d,f=function(){t.stop(),clearTimeout(A),e.cameraControl.active=!0,p=d,o=null},v=function(){f(),l.removeEventListener("touchstart",g),l.removeEventListener("touchmove",m),l.removeEventListener("touchend",_)},g=function(i){var n=i.touches;if(1!==n.length)f(),r();else{var a=n[0],l=u(a,re.vec2());c(l)&&(o=a.identifier,p=function(e){re.distVec2(l,e)>20&&f()},A=setTimeout((function(){t.start(l),A=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=function(e){s(e,c(e))},p(l)}),300)}),250))}};l.addEventListener("touchstart",g,{passive:!0});var m=function(e){var t=h(e.changedTouches).find((function(e){return e.identifier===o}));t&&p(u(t,re.vec2()))};l.addEventListener("touchmove",m,{passive:!0});var _=function(e){var t=h(e.changedTouches).find((function(e){return e.identifier===o}));if(t){v();var i=u(t,re.vec2());n(i,c(i))}};return l.addEventListener("touchend",_,{passive:!0}),v}},rD=function(e,t,i,r){var s=-(re.dotVec3(i,t)-e)/re.dotVec3(r,t),n=re.vec3();return re.mulVec3Scalar(r,s,n),re.addVec3(i,n,n),n},sD=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";return r._eventSubs={},r.plugin.viewer.scene,r._geometry=s.geometry,s.onMouseOver,s.onMouseLeave,s.onContextMenu,r._alpha="alpha"in s&&void 0!==s.alpha?s.alpha:.5,r.color=s.color,r._visible=!0,r._rebuildMesh(),r}return C(i,[{key:"_rebuildMesh",value:function(){var e,t=this.plugin.viewer.scene,i=this._geometry.planeCoordinates.slice(),r=this._geometry.height<0,s=this._geometry.altitude+(r?this._geometry.height:0),n=this._geometry.height*(r?-1:1),o=A(qI(i),3),a=o[0],l=o[1],u=o[2],d=[],p=[],f=function(e){var t,i=d.length,r=c(a);try{for(r.s();!(t=r.n()).done;){var o=t.value;d.push([o[0],s+(e?n:0),o[1]])}}catch(e){r.e(e)}finally{r.f()}var u,A=c(l);try{for(A.s();!(u=A.n()).done;){var f=u.value;p.push.apply(p,h((e?f:f.slice(0).reverse()).map((function(e){return e+i}))))}}catch(e){A.e(e)}finally{A.f()}};f(!1),f(!0);for(var v=function(e){var t=a[e],i=a[(a.length+e+(u?1:-1))%a.length],r=s,o=s+n,l=d.length;d.push([t[0],r,t[1]],[i[0],r,i[1]],[i[0],o,i[1]],[t[0],o,t[1]]),p.push.apply(p,h([0,1,2,0,2,3].map((function(e){return e+l}))))},g=0;g<a.length;++g)v(g);this._zoneMesh&&this._zoneMesh.destroy();var m=(e=[]).concat.apply(e,d);this._zoneMesh=new gn(t,{edges:this._edges,geometry:new Wi(t,{positions:m,indices:p,normals:re.buildNormals(m,p)}),material:new Zi(t,{alpha:this._alpha,backfaces:!0,diffuse:ZI(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;var _,y=re.vec2(),b=re.vec2(),x=0,w=c(l);try{for(w.s();!(_=w.n()).done;){var B=_.value,P=a[B[0]],C=a[B[1]],M=a[B[2]];re.subVec2(C,P,y),re.subVec2(M,P,b),x+=Math.abs(y[0]*b[1]-y[1]*b[0])}}catch(e){w.e(e)}finally{w.f()}this._baseArea=x/2,this._metrics=null;var E=function(e){return Math.min.apply(Math,h(d.map((function(t){return t[e]}))))},F=function(e){return Math.max.apply(Math,h(d.map((function(t){return t[e]}))))},k=E(0),I=E(1),D=E(2),S=F(0),T=F(1),R=F(2);this._center=re.vec3([(k+S)/2,(I+T)/2,(D+R)/2])}},{key:"baseArea",get:function(){return this._baseArea}},{key:"area",get:function(){return this._getMetrics().area}},{key:"volume",get:function(){return this._getMetrics().volume}},{key:"_getMetrics",value:function(){if(null===this._metrics){for(var e=0,t=0,i=this._zoneMesh.geometry,r=[re.vec3(),re.vec3(),re.vec3()],s=re.vec3(),n=0;n<i.indices.length;n+=3){for(var o=0;o<3;++o)for(var a=r[o],l=3*i.indices[n+o],u=0;u<3;++u)a[u]=i.positions[l+u];e+=re.dotVec3(r[0],re.cross3Vec3(r[1],r[2],s)),re.subVec3(r[1],r[0],r[1]),re.subVec3(r[2],r[0],r[2]),t+=re.lenVec3(re.cross3Vec3(r[1],r[2],s))}this._metrics={area:t/2,volume:e/6}}return this._metrics}},{key:"sectionedAverage",value:function(e){var t=this._geometry.planeCoordinates.slice(),i=[],r=this._geometry.height,s=this._geometry.altitude,n=s+Math.max(0,r),o=s+Math.min(0,r),a=function(e){var r=t.map((function(t){return[t[0],e?n:o,t[1]]}));i.push(e?r:r.slice(0).reverse())};a(!0),a(!1);for(var l=function(e,i){return[t[e][0],i,t[e][1]]},u=0;u<t.length;++u){var A=(u+1)%t.length;i.push([l(u,o),l(A,o),l(A,n),l(u,n)])}var h,d=c(e);try{for(d.s();!(h=d.n()).done;){var p,f=h.value,v=f.dir,g=f.dist,m=[],_=c(i);try{for(_.s();!(p=_.n()).done;){for(var y=p.value,b=1e-5,x=0,w=[],B=0;B<y.length;B++){var P=re.dotVec3(v,y[B])+g,C=P<-1e-5?2:P>b?1:0;x|=C,w.push(C)}switch(x){case 0:case 1:m.push(y);break;case 2:break;case 3:for(var M=[],E=0;E<y.length;E++){var F=(E+1)%y.length,k=w[E],I=w[F],D=y[E],S=y[F];if(2!==k&&M.push(D),3==(k|I)){var T=re.vec3();re.subVec3(S,D,T);var R=-(g+re.dotVec3(v,D))/re.dotVec3(v,T),L=[0,0,0];re.lerpVec3(R,0,1,D,S,L),M.push(L)}}M.length>=3&&m.push(M)}}}catch(e){_.e(e)}finally{_.f()}i=m}}catch(e){d.e(e)}finally{d.f()}if(0===i.length)return null;var U,O=re.vec3([0,0,0]),N=new Set,Q=c(i);try{for(Q.s();!(U=Q.n()).done;){var V,H=c(U.value);try{for(H.s();!(V=H.n()).done;){var j=V.value,G=j.map((function(e){return e.toFixed(3)})).join(":");N.has(G)||(N.add(G),re.addVec3(O,j,O))}}catch(e){H.e(e)}finally{H.f()}}}catch(e){Q.e(e)}finally{Q.f()}return re.mulVec3Scalar(O,1/N.size,O),O}},{key:"center",get:function(){return this._center}},{key:"altitude",get:function(){return this._geometry.altitude},set:function(e){this._geometry.altitude=e,this._rebuildMesh()}},{key:"height",get:function(){return this._geometry.height},set:function(e){this._geometry.height=e,this._rebuildMesh()}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}},{key:"color",get:function(){return this._color},set:function(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=ZI(this._color))}},{key:"alpha",get:function(){return this._alpha},set:function(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}},{key:"edges",get:function(){return this._edges},set:function(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}},{key:"getJSON",value:function(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}},{key:"duplicate",value:function(){return this.plugin.createZone({id:re.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((function(e){return e.slice()})),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}},{key:"destroy",value:function(){this._zoneMesh.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),nD=function(e){g(i,Ce);var t=_(i);function i(e,r,s){var n;return B(this,i),(n=t.call(this,e.viewer.scene)).zonesPlugin=e,n.pointerLens=r.pointerLens,n.createSelect3dPoint=s,n._deactivate=null,n}return C(i,[{key:"active",get:function(){return!!this._deactivate}},{key:"activate",value:function(e,t,i,r){if(!this._deactivate){if("object"===w(e)&&null!==e){var s=e,n=function(e,t){if(e in s)return s[e];if(void 0!==t)return t;throw"config missing: "+e};e=n("altitude"),t=n("height"),i=n("color","#008000"),r=n("alpha",.5)}var o=this.zonesPlugin,a=o.viewer,l=a.scene,u=this,c=this.createSelect3dPoint(a,(function(t,i){return rD(e,re.vec3([0,1,0]),t,i)}));!function s(){var n=eD(l,i,r),a=function(e,t,i,r,s,n){var o=$I(e,t),a=$I(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:function(){},u=r((function(){l(null),o.update(null)}),(function(e,t){l(e),o.update(t)}),(function(e,t){o.update(t),u=r((function(){l(null),a.update(null),s(null)}),(function(e,i){l(e),a.update(i),s(re.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),o.destroy(),a.destroy(),l(null),n([t,i])}))}));return{deactivate:function(){u(),o.destroy(),a.destroy(),l(null)}}}(l,i,u.pointerLens,c,(function(e){if(e){var t=e[0],i=e[1],r=function(e){return Math.min(t[e],i[e])},s=function(e){return Math.max(t[e],i[e])},o=r(0),a=r(1),l=r(2),u=s(0);s(1);var c=s(2);n.updateBase([[o,a,c],[u,a,c],[u,a,l],[o,a,l]])}else n.updateBase(null)}),(function(a){n.destroy();var l=function(e,t,i,r,s,n,o){var a=function(i){return Math.min(e[i],t[i])},l=function(i){return Math.max(e[i],t[i])},u=a(0),c=a(2),A=l(0),h=l(2);return o.createZone({id:re.createUUID(),geometry:{planeCoordinates:[[u,h],[A,h],[A,c],[u,c]],altitude:i,height:r},alpha:n,color:s})}(a[0],a[1],e,t,i,r,o),c=!0;u._deactivate=function(){c=!1},u.fire("zoneEnd",l),c&&s()})).deactivate;u._deactivate=function(){a(),n.destroy()}}()}}},{key:"deactivate",value:function(){this._deactivate&&(this._deactivate(),this._deactivate=null)}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),oD=function(e){g(i,nD);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r,(function(e,t){return tD(e,t)}))}return C(i)}(),aD=function(e){g(i,nD);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i);var n=new Le(e.viewer);return(r=t.call(this,e,s,(function(e,t){return iD(e,n,t)}))).pointerCircle=n,r}return C(i,[{key:"destroy",value:function(){this.pointerCircle.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),lD=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"Zones",e))._pointerLens=s.pointerLens,r._container=s.container||document.body,r._zones=[],r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.zIndex=s.zIndex||1e4,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),zone:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),zone:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),zone:t,event:e})},r}return C(i,[{key:"createZone",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=new sD(this,{id:t.id,plugin:this,container:this._container,geometry:t.geometry,alpha:t.alpha,color:t.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(i),i.on("destroyed",(function(){var t=e._zones.indexOf(i);t>=0&&e._zones.splice(t,1)})),this.fire("zoneCreated",i),i}},{key:"zones",get:function(){return this._zones}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),uD=function(e,t,i,r,s,n,o,a,l){var u,c=n?function(e){n.visible=!!e,e&&(n.canvasPos=e)}:function(){},A=[function(){return c(null)}],h=eD(e,r,s);return A.push((function(){return h.destroy()})),function n(d){var p=$I(e,r),f=d.length>0&&function(e,t,i){var r=e.canvas.canvas,s=new ot(e,{});s.worldPos=i;var n=new ot(e,{}),o=r.ownerDocument.body,a=new ht(o,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);var l=function(){var e=s.canvasPos.slice(),t=n.canvasPos.slice();lt(r,o,e),lt(r,o,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(u),e.camera.off(c),s.destroy(),n.destroy(),a.destroy()}}}(e,r,d[d.length-1].getWorldPos());A.push((function(){p.destroy(),f&&f.destroy()}));var v=d.length>0&&d[0],g=function(e){var t=v&&v.getCanvasPos();return t&&re.distVec2(t,e)<10&&{canvasPos:t,worldPos:v.getWorldPos()}},m=function(){var e=function(e,t,i){return t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1])},t=function(e,t,i){var r=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===r?0:r>0?1:2};return function(i,r){for(var s=i[i.length-2],n=i[i.length-1],o=r?1:0;o<i.length-2-1;++o){var 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t[0]=e.clientX,t[1]=e.clientY,lt(u.ownerDocument.documentElement,u,t),t},g=function(e,t){var i=function(e){e.preventDefault(),t(e)};return u.addEventListener(e,i),function(){return u.removeEventListener(e,i)}},m=function(){},_=function(t,i,r,s){var n,o,l,A,h=s(t),d=v(h,re.vec2()),_=a.scene.pick({canvasPos:d,includeEntities:[e._zoneMesh.id]});if((_&&_.entity&&_.entity.zone)===e){m(),u.style.cursor="move",a.cameraControl.active=!1;var y=(n=e._geometry.planeCoordinates.map((function(e){return e.slice()})),o=f(d),l=re.vec2([o[0],o[2]]),A=re.vec2(),function(t){var i=f(t);A[0]=i[0],A[1]=i[2],re.subVec2(l,A,A),e._geometry.planeCoordinates.forEach((function(e,t){re.subVec2(n[t],A,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}),b=g(i,(function(e){var t=s(e);if(t){var i=v(t,re.vec2());y(i),p(i)}})),x=g(r,(function(e){var t=s(e);if(t){var i=v(t,re.vec2());y(i),p(null),m(),c.fire("translated")}}));m=function(){m=function(){},u.style.cursor="default",a.cameraControl.active=!0,b(),x()}}},y=[];s&&y.push(g("mousedown",(function(e){1===e.which&&_(e,"mousemove","mouseup",(function(e){return 1===e.which&&e}))}))),n&&y.push(g("touchstart",(function(e){if(1===e.touches.length){var t=e.touches[0].identifier;_(e,"touchmove","touchend",(function(e){return h(e.changedTouches).find((function(e){return e.identifier===t}))}))}})));var x=function(){m(),y.forEach((function(e){return e()})),p(null)},w=e.on("destroyed",x);return o._deactivate=function(){e.off("destroyed",w),x()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),vD=function(e){g(i,fD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),gD=function(e){g(i,fD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}();export{Lr as AlphaFormat,Ti as AmbientLight,xt as AngleMeasurementEditMouseControl,wt as AngleMeasurementEditTouchControl,gt as AngleMeasurementsControl,mt as AngleMeasurementsMouseControl,_t as AngleMeasurementsPlugin,yt as AngleMeasurementsTouchControl,Et as AnnotationsPlugin,wn as AxisGizmoPlugin,Kh as BCFViewpointsPlugin,ho as Bitmap,Cr as ByteType,Od as CameraMemento,md as CameraPath,Pd as CameraPathAnimation,XI as CityJSONLoaderPlugin,dr as ClampToEdgeWrapping,Ce as Component,Ps as CompressedMediaType,xa as Configs,J as ContextMenu,jd as CubicBezierCurve,fd as Curve,sh as DefaultLoadingManager,Vr as DepthFormat,Hr as DepthStencilFormat,Si as DirLight,ad as DistanceMeasurementEditControl,ld as DistanceMeasurementEditMouseControl,ud as DistanceMeasurementEditTouchControl,rd as DistanceMeasurementsControl,sd as DistanceMeasurementsMouseControl,nd as DistanceMeasurementsPlugin,od as DistanceMeasurementsTouchControl,JI as DotBIMDefaultDataSource,YI as DotBIMLoaderPlugin,tr as EdgeMaterial,$i as EmphasisMaterial,EF as FaceAlignedSectionPlanesPlugin,cd as FastNavPlugin,Ir as FloatType,Zn as Fresnel,Ie as Frustum,ke as FrustumPlane,xs as GIFMediaType,Ad as GLTFDefaultDataSource,WE as GLTFLoaderPlugin,Dr as HalfFloatType,kd as ImagePlane,Fr as IntType,ws as JPEGMediaType,ch as KTX2TextureTranscoder,fI as LASLoaderPlugin,Rn as LambertMaterial,Ld as LightMap,Hh as LineSet,ys as LinearEncoding,yr as LinearFilter,Br as LinearMipMapLinearFilter,xr as LinearMipMapNearestFilter,wr as LinearMipmapLinearFilter,br as LinearMipmapNearestFilter,nh as Loader,rh as LoadingManager,hd as LocaleService,Qr as LuminanceAlphaFormat,Nr as LuminanceFormat,G as Map,ot as Marker,Te as MarqueePicker,Re as MarqueePickerMouseControl,gn as Mesh,Co as MeshSurfaceArea,mo as MeshVolume,On as MetallicMaterial,pr as MirroredRepeatWrapping,Qd as ModelMemento,YE as NavCubePlugin,fr as NearestFilter,_r as NearestMipMapLinearFilter,vr as NearestMipMapNearestFilter,mr as NearestMipmapLinearFilter,gr as NearestMipmapNearestFilter,Tn as Node,oF as OBJLoaderPlugin,ne as ObjectsKdTree3,Hd as ObjectsMemento,Bs as PNGMediaType,Gd as Path,Wd as PerformanceModel,Zi as PhongMaterial,Lt as PickResult,Ue as Plugin,Id as PointLight,Le as PointerCircle,Y as PointerLens,zd as QuadraticBezierCurve,oe as Queue,Or as RGBAFormat,Kr as RGBAIntegerFormat,vs as RGBA_ASTC_10x10_Format,ds as RGBA_ASTC_10x5_Format,ps as RGBA_ASTC_10x6_Format,fs as RGBA_ASTC_10x8_Format,gs as RGBA_ASTC_12x10_Format,ms as RGBA_ASTC_12x12_Format,ns as RGBA_ASTC_4x4_Format,os as RGBA_ASTC_5x4_Format,as as RGBA_ASTC_5x5_Format,ls as RGBA_ASTC_6x5_Format,us as RGBA_ASTC_6x6_Format,cs as RGBA_ASTC_8x5_Format,As as RGBA_ASTC_8x6_Format,hs as RGBA_ASTC_8x8_Format,_s as RGBA_BPTC_Format,ss as RGBA_ETC2_EAC_Format,ts as RGBA_PVRTC_2BPPV1_Format,es as RGBA_PVRTC_4BPPV1_Format,Jr as RGBA_S3TC_DXT1_Format,Yr as RGBA_S3TC_DXT3_Format,Zr as RGBA_S3TC_DXT5_Format,Ur as RGBFormat,is as RGB_ETC1_Format,rs as RGB_ETC2_Format,$r as RGB_PVRTC_2BPPV1_Format,qr as RGB_PVRTC_4BPPV1_Format,Xr as RGB_S3TC_DXT1_Format,zr as RGFormat,Wr as RGIntegerFormat,Wi as ReadableGeometry,jr as RedFormat,Gr as RedIntegerFormat,Rd as ReflectionMap,hr as RepeatWrapping,kF as STLDefaultDataSource,NF as STLLoaderPlugin,Qh as SceneModel,Io as SceneModelMesh,Ih as SceneModelTransform,Bn as SectionPlane,pF as SectionPlanesPlugin,Mr as ShortType,Kd as Skybox,FF as SkyboxesPlugin,Vn as SpecularMaterial,vd as SplineCurve,Ud as SpriteMarker,yF as StoreyViewsPlugin,Yn as Texture,Xd as TextureTranscoder,HF as TreeViewPlugin,Pr as UnsignedByteType,Rr as UnsignedInt248Type,kr as UnsignedIntType,Sr as UnsignedShort4444Type,Tr as UnsignedShort5551Type,Er as UnsignedShortType,eo as VBOGeometry,KF as ViewCullPlugin,Ub as Viewer,aI as WebIFCLoaderPlugin,lh as WorkerPool,XF as XKTDefaultDataSource,jk as XKTLoaderPlugin,nI as XML3DLoaderPlugin,hD as ZoneEditControl,dD as ZoneEditMouseControl,pD as ZoneEditTouchControl,fD as ZoneTranslateControl,vD as ZoneTranslateMouseControl,gD as ZoneTranslateTouchControl,oD as ZonesMouseControl,lD as ZonesPlugin,cD as ZonesPolysurfaceMouseControl,AD as ZonesPolysurfaceTouchControl,aD as ZonesTouchControl,Ki as buildBoxGeometry,so as buildBoxLinesGeometry,no as buildBoxLinesGeometryFromAABB,_n as buildCylinderGeometry,oo as buildGridGeometry,Ao as buildLineGeometry,ao as buildPlaneGeometry,uo as buildPolylineGeometry,co as buildPolylineGeometryFromCurve,yn as buildSphereGeometry,lo as buildTorusGeometry,xn as buildVectorTextGeometry,Ve as createRTCViewMat,Se as frustumIntersectsAABB3,hh as getKTX2TextureTranscoder,ze as getPlaneRTCPos,po as isTriangleMeshSolid,io as load3DSGeometry,ro as loadOBJGeometry,re as math,Mo as meshSurfaceArea,_o as meshVolume,Ge as rtcToWorldPos,bs as sRGBEncoding,De as setFrustum,ae as stats,he as utils,He as worldToRTCPos,je as worldToRTCPositions};
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e>=48&&e<=57},zf=function(e){return Gf(e)||e>=65&&e<=70||e>=97&&e<=102},Wf=function(e){return 10===e||9===e||32===e},Kf=function(e){return function(e){return function(e){return e>=97&&e<=122}(e)||function(e){return e>=65&&e<=90}(e)}(e)||function(e){return e>=128}(e)||95===e},Xf=function(e){return Kf(e)||Gf(e)||45===e},Jf=function(e){return e>=0&&e<=8||11===e||e>=14&&e<=31||127===e},Yf=function(e,t){return 92===e&&10!==t},Zf=function(e,t,i){return 45===e?Kf(t)||Yf(t,i):!!Kf(e)||!(92!==e||!Yf(e,t))},qf=function(e,t,i){return 43===e||45===e?!!Gf(t)||46===t&&Gf(i):Gf(46===e?t:e)},$f=function(e){var t=0,i=1;43!==e[t]&&45!==e[t]||(45===e[t]&&(i=-1),t++);for(var r=[];Gf(e[t]);)r.push(e[t++]);var s=r.length?parseInt(Kp.apply(void 0,r),10):0;46===e[t]&&t++;for(var n=[];Gf(e[t]);)n.push(e[t++]);var o=n.length,a=o?parseInt(Kp.apply(void 0,n),10):0;69!==e[t]&&101!==e[t]||t++;var l=1;43!==e[t]&&45!==e[t]||(45===e[t]&&(l=-1),t++);for(var u=[];Gf(e[t]);)u.push(e[t++]);var c=u.length?parseInt(Kp.apply(void 0,u),10):0;return i*(s+a*Math.pow(10,-o))*Math.pow(10,l*c)},ev={type:2},tv={type:3},iv={type:4},rv={type:13},sv={type:8},nv={type:21},ov={type:9},av={type:10},lv={type:11},uv={type:12},cv={type:14},Av={type:23},hv={type:1},dv={type:25},pv={type:24},fv={type:26},vv={type:27},gv={type:28},mv={type:29},_v={type:31},yv={type:32},bv=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(Wp(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==yv;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),r=this.peekCodePoint(2);if(Xf(t)||Yf(i,r)){var s=Zf(t,i,r)?2:1;return{type:5,value:this.consumeName(),flags:s}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),rv;break;case 39:return this.consumeStringToken(39);case 40:return ev;case 41:return tv;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),cv;break;case 43:if(qf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return iv;case 45:var n=e,o=this.peekCodePoint(0),a=this.peekCodePoint(1);if(qf(n,o,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(Zf(n,o,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===o&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),pv;break;case 46:if(qf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return fv;case 59:return vv;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),dv;break;case 64:var u=this.peekCodePoint(0),c=this.peekCodePoint(1),A=this.peekCodePoint(2);if(Zf(u,c,A))return{type:7,value:this.consumeName()};break;case 91:return gv;case 92:if(Yf(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return mv;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),sv;break;case 123:return lv;case 125:return uv;case 117:case 85:var h=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==h||!zf(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),ov;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),nv;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),av;break;case-1:return yv}return Wf(e)?(this.consumeWhiteSpace(),_v):Gf(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):Kf(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:Kp(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();zf(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(Kp.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(Kp.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var r=parseInt(Kp.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&zf(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var s=[];zf(t)&&s.length<6;)s.push(t),t=this.consumeCodePoint();return{type:30,start:r,end:parseInt(Kp.apply(void 0,s),16)}}return{type:30,start:r,end:r}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),Av)}for(;;){var r=this.consumeCodePoint();if(-1===r||41===r)return{type:22,value:Kp.apply(void 0,e)};if(Wf(r))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:Kp.apply(void 0,e)}):(this.consumeBadUrlRemnants(),Av);if(34===r||39===r||40===r||Jf(r))return this.consumeBadUrlRemnants(),Av;if(92===r){if(!Yf(r,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),Av;e.push(this.consumeEscapedCodePoint())}else e.push(r)}},e.prototype.consumeWhiteSpace=function(){for(;Wf(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;Yf(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=Kp.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var r=this._value[i];if(-1===r||void 0===r||r===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===r)return this._value.splice(0,i),hv;if(92===r){var s=this._value[i+1];-1!==s&&void 0!==s&&(10===s?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):Yf(r,s)&&(t+=this.consumeStringSlice(i),t+=Kp(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());Gf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var r=this.peekCodePoint(1);if(46===i&&Gf(r))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Gf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),r=this.peekCodePoint(1);var s=this.peekCodePoint(2);if((69===i||101===i)&&((43===r||45===r)&&Gf(s)||Gf(r)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Gf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[$f(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],r=this.peekCodePoint(0),s=this.peekCodePoint(1),n=this.peekCodePoint(2);return Zf(r,s,n)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===r?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(zf(e)){for(var t=Kp(e);zf(this.peekCodePoint(0))&&t.length<6;)t+=Kp(this.consumeCodePoint());Wf(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(Xf(t))e+=Kp(t);else{if(!Yf(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=Kp(this.consumeEscapedCodePoint())}}},e}(),xv=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new bv;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Iv(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?yv:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),wv=function(e){return 15===e.type},Bv=function(e){return 17===e.type},Pv=function(e){return 20===e.type},Cv=function(e){return 0===e.type},Mv=function(e,t){return Pv(e)&&e.value===t},Ev=function(e){return 31!==e.type},Fv=function(e){return 31!==e.type&&4!==e.type},kv=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Iv=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Dv=function(e){return 17===e.type||15===e.type},Sv=function(e){return 16===e.type||Dv(e)},Tv=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Rv={type:17,number:0,flags:4},Lv={type:16,number:50,flags:4},Uv={type:16,number:100,flags:4},Ov=function(e,t,i){var r=e[0],s=e[1];return[Nv(r,t),Nv(void 0!==s?s:r,i)]},Nv=function(e,t){if(16===e.type)return e.number/100*t;if(wv(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},Qv=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return Math.PI/200*t.number;case"rad":return t.number;case"turn":return 2*Math.PI*t.number}throw new Error("Unsupported angle type")},Vv=function(e){return 15===e.type&&("deg"===e.unit||"grad"===e.unit||"rad"===e.unit||"turn"===e.unit)},Hv=function(e){switch(e.filter(Pv).map((function(e){return e.value})).join(" ")){case"to bottom right":case"to right bottom":case"left top":case"top left":return[Rv,Rv];case"to top":case"bottom":return jv(0);case"to bottom left":case"to left bottom":case"right top":case"top right":return[Rv,Uv];case"to right":case"left":return jv(90);case"to top left":case"to left top":case"right bottom":case"bottom right":return[Uv,Uv];case"to bottom":case"top":return jv(180);case"to top right":case"to right top":case"left bottom":case"bottom left":return[Uv,Rv];case"to left":case"right":return jv(270)}return 0},jv=function(e){return Math.PI*e/180},Gv=function(e,t){if(18===t.type){var i=qv[t.name];if(void 0===i)throw new Error('Attempting to parse an unsupported color 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Ky(i.left+B/2,i.top+b/2),this.topRightBorderStroke=s>0||n>0?qy(i.left+g,i.top+b/2,a-x/2,l-b/2,wy.TOP_RIGHT):new Ky(i.left+i.width-x/2,i.top+b/2),this.bottomRightBorderStroke=c>0||A>0?qy(i.left+_,i.top+m,c-x/2,A-w/2,wy.BOTTOM_RIGHT):new Ky(i.left+i.width-x/2,i.top+i.height-w/2),this.bottomLeftBorderStroke=d>0||p>0?qy(i.left+B/2,i.top+y,d-B/2,p-w/2,wy.BOTTOM_LEFT):new Ky(i.left+B/2,i.top+i.height-w/2),this.topLeftBorderBox=s>0||n>0?qy(i.left,i.top,s,n,wy.TOP_LEFT):new Ky(i.left,i.top),this.topRightBorderBox=a>0||l>0?qy(i.left+g,i.top,a,l,wy.TOP_RIGHT):new Ky(i.left+i.width,i.top),this.bottomRightBorderBox=c>0||A>0?qy(i.left+_,i.top+m,c,A,wy.BOTTOM_RIGHT):new Ky(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?qy(i.left,i.top+y,d,p,wy.BOTTOM_LEFT):new Ky(i.left,i.top+i.height),this.topLeftPaddingBox=s>0||n>0?qy(i.left+B,i.top+b,Math.max(0,s-B),Math.max(0,n-b),wy.TOP_LEFT):new Ky(i.left+B,i.top+b),this.topRightPaddingBox=a>0||l>0?qy(i.left+Math.min(g,i.width-x),i.top+b,g>i.width+x?0:Math.max(0,a-x),Math.max(0,l-b),wy.TOP_RIGHT):new Ky(i.left+i.width-x,i.top+b),this.bottomRightPaddingBox=c>0||A>0?qy(i.left+Math.min(_,i.width-B),i.top+Math.min(m,i.height-w),Math.max(0,c-x),Math.max(0,A-w),wy.BOTTOM_RIGHT):new Ky(i.left+i.width-x,i.top+i.height-w),this.bottomLeftPaddingBox=d>0||p>0?qy(i.left+B,i.top+Math.min(y,i.height-w),Math.max(0,d-B),Math.max(0,p-w),wy.BOTTOM_LEFT):new Ky(i.left+B,i.top+i.height-w),this.topLeftContentBox=s>0||n>0?qy(i.left+B+E,i.top+b+P,Math.max(0,s-(B+E)),Math.max(0,n-(b+P)),wy.TOP_LEFT):new Ky(i.left+B+E,i.top+b+P),this.topRightContentBox=a>0||l>0?qy(i.left+Math.min(g,i.width+B+E),i.top+b+P,g>i.width+B+E?0:a-B+E,l-(b+P),wy.TOP_RIGHT):new Ky(i.left+i.width-(x+C),i.top+b+P),this.bottomRightContentBox=c>0||A>0?qy(i.left+Math.min(_,i.width-(B+E)),i.top+Math.min(m,i.height+b+P),Math.max(0,c-(x+C)),A-(w+M),wy.BOTTOM_RIGHT):new Ky(i.left+i.width-(x+C),i.top+i.height-(w+M)),this.bottomLeftContentBox=d>0||p>0?qy(i.left+B+E,i.top+y,Math.max(0,d-(B+E)),p-(w+M),wy.BOTTOM_LEFT):new Ky(i.left+B+E,i.top+i.height-(w+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(wy||(wy={}));var qy=function(e,t,i,r,s){var n=(Math.sqrt(2)-1)/3*4,o=i*n,a=r*n,l=e+i,u=t+r;switch(s){case wy.TOP_LEFT:return new Jy(new Ky(e,u),new Ky(e,u-a),new Ky(l-o,t),new Ky(l,t));case wy.TOP_RIGHT:return new Jy(new Ky(e,t),new Ky(e+o,t),new Ky(l,u-a),new Ky(l,u));case wy.BOTTOM_RIGHT:return new Jy(new Ky(l,t),new Ky(l,t+a),new Ky(e+o,u),new Ky(e,u));case wy.BOTTOM_LEFT:default:return new Jy(new Ky(l,u),new Ky(l-o,u),new Ky(e,t+a),new Ky(e,t))}},$y=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},eb=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},tb=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},ib=function(e,t){this.path=e,this.target=t,this.type=1},rb=function(e){this.opacity=e,this.type=2,this.target=6},sb=function(e){return 1===e.type},nb=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},ob=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},ab=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new Zy(this.container),this.container.styles.opacity<1&&this.effects.push(new rb(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,r=this.container.bounds.top+this.container.styles.transformOrigin[1].number,s=this.container.styles.transform;this.effects.push(new tb(i,r,s))}if(0!==this.container.styles.overflowX){var n=$y(this.curves),o=eb(this.curves);nb(n,o)?this.effects.push(new ib(n,6)):(this.effects.push(new ib(n,2)),this.effects.push(new ib(o,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,r=this.effects.slice(0);i;){var s=i.effects.filter((function(e){return!sb(e)}));if(t||0!==i.container.styles.position||!i.parent){if(r.unshift.apply(r,s),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var n=$y(i.curves),o=eb(i.curves);nb(n,o)||r.unshift(new ib(o,6))}}else r.unshift.apply(r,s);i=i.parent}return r.filter((function(t){return Sm(t.target,e)}))},e}(),lb=function e(t,i,r,s){t.container.elements.forEach((function(n){var o=Sm(n.flags,4),a=Sm(n.flags,2),l=new ab(n,t);Sm(n.styles.display,2048)&&s.push(l);var u=Sm(n.flags,8)?[]:s;if(o||a){var c=o||n.styles.isPositioned()?r:i,A=new ob(l);if(n.styles.isPositioned()||n.styles.opacity<1||n.styles.isTransformed()){var h=n.styles.zIndex.order;if(h<0){var d=0;c.negativeZIndex.some((function(e,t){return h>e.element.container.styles.zIndex.order?(d=t,!1):d>0})),c.negativeZIndex.splice(d,0,A)}else if(h>0){var p=0;c.positiveZIndex.some((function(e,t){return h>=e.element.container.styles.zIndex.order?(p=t+1,!1):p>0})),c.positiveZIndex.splice(p,0,A)}else c.zeroOrAutoZIndexOrTransformedOrOpacity.push(A)}else n.styles.isFloating()?c.nonPositionedFloats.push(A):c.nonPositionedInlineLevel.push(A);e(l,A,o?A:r,u)}else n.styles.isInlineLevel()?i.inlineLevel.push(l):i.nonInlineLevel.push(l),e(l,i,r,u);Sm(n.flags,8)&&ub(n,u)}))},ub=function(e,t){for(var i=e instanceof S_?e.start:1,r=e instanceof S_&&e.reversed,s=0;s<t.length;s++){var n=t[s];n.container instanceof D_&&"number"==typeof n.container.value&&0!==n.container.value&&(i=n.container.value),n.listValue=by(i,n.container.styles.listStyleType,!0),i+=r?-1:1}},cb=function(e){var t=new ab(e,null),i=new ob(t),r=[];return lb(t,i,i,r),ub(t.container,r),i},Ab=function(e,t){switch(t){case 0:return db(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return db(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return db(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return db(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},hb=function(e,t){var i=[];return Yy(e)?i.push(e.subdivide(.5,!1)):i.push(e),Yy(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},db=function(e,t,i,r){var s=[];return Yy(e)?s.push(e.subdivide(.5,!1)):s.push(e),Yy(i)?s.push(i.subdivide(.5,!0)):s.push(i),Yy(r)?s.push(r.subdivide(.5,!0).reverse()):s.push(r),Yy(t)?s.push(t.subdivide(.5,!1).reverse()):s.push(t),s},pb=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},fb=function(e){var t=e.styles,i=e.bounds,r=Nv(t.paddingLeft,i.width),s=Nv(t.paddingRight,i.width),n=Nv(t.paddingTop,i.width),o=Nv(t.paddingBottom,i.width);return i.add(r+t.borderLeftWidth,n+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+r+s),-(t.borderTopWidth+t.borderBottomWidth+n+o))},vb=function(e,t,i){var r=function(e,t){return 0===e?t.bounds:2===e?fb(t):pb(t)}(yb(e.styles.backgroundOrigin,t),e),s=function(e,t){return 0===e?t.bounds:2===e?fb(t):pb(t)}(yb(e.styles.backgroundClip,t),e),n=_b(yb(e.styles.backgroundSize,t),i,r),o=n[0],a=n[1],l=Ov(yb(e.styles.backgroundPosition,t),r.width-o,r.height-a);return[bb(yb(e.styles.backgroundRepeat,t),l,n,r,s),Math.round(r.left+l[0]),Math.round(r.top+l[1]),o,a]},gb=function(e){return Pv(e)&&e.value===Ag.AUTO},mb=function(e){return"number"==typeof e},_b=function(e,t,i){var r=t[0],s=t[1],n=t[2],o=e[0],a=e[1];if(!o)return[0,0];if(Sv(o)&&a&&Sv(a))return[Nv(o,i.width),Nv(a,i.height)];var l=mb(n);if(Pv(o)&&(o.value===Ag.CONTAIN||o.value===Ag.COVER))return mb(n)?i.width/i.height<n!=(o.value===Ag.COVER)?[i.width,i.width/n]:[i.height*n,i.height]:[i.width,i.height];var u=mb(r),c=mb(s),A=u||c;if(gb(o)&&(!a||gb(a)))return u&&c?[r,s]:l||A?A&&l?[u?r:s*n,c?s:r/n]:[u?r:i.width,c?s:i.height]:[i.width,i.height];if(l){var h=0,d=0;return Sv(o)?h=Nv(o,i.width):Sv(a)&&(d=Nv(a,i.height)),gb(o)?h=d*n:a&&!gb(a)||(d=h/n),[h,d]}var p=null,f=null;if(Sv(o)?p=Nv(o,i.width):a&&Sv(a)&&(f=Nv(a,i.height)),null===p||a&&!gb(a)||(f=u&&c?p/r*s:i.height),null!==f&&gb(o)&&(p=u&&c?f/s*r:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},yb=function(e,t){var i=e[t];return void 0===i?e[0]:i},bb=function(e,t,i,r,s){var n=t[0],o=t[1],a=i[0],l=i[1];switch(e){case 2:return[new Ky(Math.round(r.left),Math.round(r.top+o)),new Ky(Math.round(r.left+r.width),Math.round(r.top+o)),new Ky(Math.round(r.left+r.width),Math.round(l+r.top+o)),new Ky(Math.round(r.left),Math.round(l+r.top+o))];case 3:return[new Ky(Math.round(r.left+n),Math.round(r.top)),new Ky(Math.round(r.left+n+a),Math.round(r.top)),new Ky(Math.round(r.left+n+a),Math.round(r.height+r.top)),new Ky(Math.round(r.left+n),Math.round(r.height+r.top))];case 1:return[new Ky(Math.round(r.left+n),Math.round(r.top+o)),new Ky(Math.round(r.left+n+a),Math.round(r.top+o)),new Ky(Math.round(r.left+n+a),Math.round(r.top+o+l)),new Ky(Math.round(r.left+n),Math.round(r.top+o+l))];default:return[new Ky(Math.round(s.left),Math.round(s.top)),new Ky(Math.round(s.left+s.width),Math.round(s.top)),new Ky(Math.round(s.left+s.width),Math.round(s.height+s.top)),new Ky(Math.round(s.left),Math.round(s.height+s.top))]}},xb=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),r=this._document.createElement("img"),s=this._document.createElement("span"),n=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",n.appendChild(i),r.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",r.width=1,r.height=1,r.style.margin="0",r.style.padding="0",r.style.verticalAlign="baseline",s.style.fontFamily=e,s.style.fontSize=t,s.style.margin="0",s.style.padding="0",s.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(s),i.appendChild(r);var o=r.offsetTop-s.offsetTop+2;i.removeChild(s),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",r.style.verticalAlign="super";var a=r.offsetTop-i.offsetTop+2;return n.removeChild(i),{baseline:o,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),wb=function(e,t){this.context=e,this.options=t},Bb=function(e){function t(t,i){var r=e.call(this,t,i)||this;return r._activeEffects=[],r.canvas=i.canvas?i.canvas:document.createElement("canvas"),r.ctx=r.canvas.getContext("2d"),i.canvas||(r.canvas.width=Math.floor(i.width*i.scale),r.canvas.height=Math.floor(i.height*i.scale),r.canvas.style.width=i.width+"px",r.canvas.style.height=i.height+"px"),r.fontMetrics=new xb(document),r.ctx.scale(r.options.scale,r.options.scale),r.ctx.translate(-i.x,-i.y),r.ctx.textBaseline="bottom",r._activeEffects=[],r.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),r}return Np(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),sb(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Vp(this,void 0,void 0,(function(){return Hp(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Vp(this,void 0,void 0,(function(){return Hp(this,(function(t){switch(t.label){case 0:return Sm(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var r=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):b_(e.text).reduce((function(t,s){return r.ctx.fillText(s,t,e.bounds.top+i),t+r.ctx.measureText(s).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=Fb(e.fontFamily).join(", "),r=wv(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,r,i].join(" "),i,r]},t.prototype.renderTextNode=function(e,t){return Vp(this,void 0,void 0,(function(){var i,r,s,n,o,a,l,u,c=this;return Hp(this,(function(A){return i=this.createFontStyle(t),r=i[0],s=i[1],n=i[2],this.ctx.font=r,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",o=this.fontMetrics.getMetrics(s,n),a=o.baseline,l=o.middle,u=t.paintOrder,e.textBounds.forEach((function(e){u.forEach((function(i){switch(i){case 0:c.ctx.fillStyle=Wv(t.color),c.renderTextWithLetterSpacing(e,t.letterSpacing,a);var r=t.textShadow;r.length&&e.text.trim().length&&(r.slice(0).reverse().forEach((function(i){c.ctx.shadowColor=Wv(i.color),c.ctx.shadowOffsetX=i.offsetX.number*c.options.scale,c.ctx.shadowOffsetY=i.offsetY.number*c.options.scale,c.ctx.shadowBlur=i.blur.number,c.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),c.ctx.shadowColor="",c.ctx.shadowOffsetX=0,c.ctx.shadowOffsetY=0,c.ctx.shadowBlur=0),t.textDecorationLine.length&&(c.ctx.fillStyle=Wv(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:c.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:c.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:c.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(c.ctx.strokeStyle=Wv(t.webkitTextStrokeColor),c.ctx.lineWidth=t.webkitTextStrokeWidth,c.ctx.lineJoin=window.chrome?"miter":"round",c.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),c.ctx.strokeStyle="",c.ctx.lineWidth=0,c.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var r=fb(e),s=eb(t);this.path(s),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,r.left,r.top,r.width,r.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Vp(this,void 0,void 0,(function(){var i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_;return Hp(this,(function(y){switch(y.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,r=e.curves,s=i.styles,n=0,o=i.textNodes,y.label=1;case 1:return n<o.length?(a=o[n],[4,this.renderTextNode(a,s)]):[3,4];case 2:y.sent(),y.label=3;case 3:return n++,[3,1];case 4:if(!(i instanceof F_))return[3,8];y.label=5;case 5:return y.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return v=y.sent(),this.renderReplacedElement(i,r,v),[3,8];case 7:return y.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof k_&&this.renderReplacedElement(i,r,i.canvas),!(i instanceof I_))return[3,12];y.label=9;case 9:return y.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return v=y.sent(),this.renderReplacedElement(i,r,v),[3,12];case 11:return y.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof Q_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=y.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),y.label=14;case 14:if(i instanceof U_&&(u=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new Ky(i.bounds.left+.39363*u,i.bounds.top+.79*u),new Ky(i.bounds.left+.16*u,i.bounds.top+.5549*u),new Ky(i.bounds.left+.27347*u,i.bounds.top+.44071*u),new Ky(i.bounds.left+.39694*u,i.bounds.top+.5649*u),new Ky(i.bounds.left+.72983*u,i.bounds.top+.23*u),new Ky(i.bounds.left+.84*u,i.bounds.top+.34085*u),new Ky(i.bounds.left+.39363*u,i.bounds.top+.79*u)]),this.ctx.fillStyle=Wv(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+u/2,i.bounds.top+u/2,u/4,0,2*Math.PI,!0),this.ctx.fillStyle=Wv(707406591),this.ctx.fill(),this.ctx.restore())),Pb(i)&&i.value.length){switch(c=this.createFontStyle(s),m=c[0],A=c[1],h=this.fontMetrics.getMetrics(m,A).baseline,this.ctx.font=m,this.ctx.fillStyle=Wv(s.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Mb(i.styles.textAlign),_=fb(i),d=0,i.styles.textAlign){case 1:d+=_.width/2;break;case 2:d+=_.width}p=_.add(d,0,0,-_.height/2+1),this.ctx.save(),this.path([new Ky(_.left,_.top),new Ky(_.left+_.width,_.top),new Ky(_.left+_.width,_.top+_.height),new Ky(_.left,_.top+_.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new m_(i.value,p),s.letterSpacing,h),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!Sm(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];v=void 0,g=f.url,y.label=15;case 15:return y.trys.push([15,17,,18]),[4,this.context.cache.match(g)];case 16:return v=y.sent(),this.ctx.drawImage(v,i.bounds.left-(v.width+10),i.bounds.top),[3,18];case 17:return y.sent(),this.context.logger.error("Error loading list-style-image "+g),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(m=this.createFontStyle(s)[0],this.ctx.font=m,this.ctx.fillStyle=Wv(s.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",_=new Gp(i.bounds.left,i.bounds.top+Nv(i.styles.paddingTop,i.bounds.width),i.bounds.width,Yg(s.lineHeight,s.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new m_(e.listValue,_),s.letterSpacing,Yg(s.lineHeight,s.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),y.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Vp(this,void 0,void 0,(function(){var t,i,r,s,n,o,a,l,u,c,A,h,d,p,f;return Hp(this,(function(v){switch(v.label){case 0:return Sm(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:v.sent(),t=0,i=e.negativeZIndex,v.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:v.sent(),v.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:v.sent(),r=0,s=e.nonInlineLevel,v.label=7;case 7:return r<s.length?(f=s[r],[4,this.renderNode(f)]):[3,10];case 8:v.sent(),v.label=9;case 9:return r++,[3,7];case 10:n=0,o=e.nonPositionedFloats,v.label=11;case 11:return n<o.length?(f=o[n],[4,this.renderStack(f)]):[3,14];case 12:v.sent(),v.label=13;case 13:return n++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,v.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:v.sent(),v.label=17;case 17:return a++,[3,15];case 18:u=0,c=e.inlineLevel,v.label=19;case 19:return u<c.length?(f=c[u],[4,this.renderNode(f)]):[3,22];case 20:v.sent(),v.label=21;case 21:return u++,[3,19];case 22:A=0,h=e.zeroOrAutoZIndexOrTransformedOrOpacity,v.label=23;case 23:return A<h.length?(f=h[A],[4,this.renderStack(f)]):[3,26];case 24:v.sent(),v.label=25;case 25:return A++,[3,23];case 26:d=0,p=e.positiveZIndex,v.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:v.sent(),v.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var r=Yy(e)?e.start:e;0===i?t.ctx.moveTo(r.x,r.y):t.ctx.lineTo(r.x,r.y),Yy(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,r){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,r),this.ctx.fill(),this.ctx.translate(-i,-r)},t.prototype.resizeImage=function(e,t,i){var r;if(e.width===t&&e.height===i)return e;var s=(null!==(r=this.canvas.ownerDocument)&&void 0!==r?r:document).createElement("canvas");return s.width=Math.max(1,t),s.height=Math.max(1,i),s.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),s},t.prototype.renderBackgroundImage=function(e){return Vp(this,void 0,void 0,(function(){var t,i,r,s,n,o;return Hp(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C,M,E,F,k,I,D,S,T;return Hp(this,(function(R){switch(R.label){case 0:if(0!==i.type)return[3,5];s=void 0,n=i.url,R.label=1;case 1:return R.trys.push([1,3,,4]),[4,r.context.cache.match(n)];case 2:return s=R.sent(),[3,4];case 3:return R.sent(),r.context.logger.error("Error loading background-image "+n),[3,4];case 4:return s&&(o=vb(e,t,[s.width,s.height,s.width/s.height]),_=o[0],P=o[1],C=o[2],x=o[3],w=o[4],g=r.ctx.createPattern(r.resizeImage(s,x,w),"repeat"),r.renderRepeat(_,g,P,C)),[3,6];case 5:1===i.type?(a=vb(e,t,[null,null,null]),_=a[0],P=a[1],C=a[2],x=a[3],w=a[4],l=ng(i.angle,x,w),u=l[0],c=l[1],A=l[2],h=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=w,f=p.getContext("2d"),v=f.createLinearGradient(c,h,A,d),sg(i.stops,u).forEach((function(e){return v.addColorStop(e.stop,Wv(e.color))})),f.fillStyle=v,f.fillRect(0,0,x,w),x>0&&w>0&&(g=r.ctx.createPattern(p,"repeat"),r.renderRepeat(_,g,P,C))):function(e){return 2===e.type}(i)&&(m=vb(e,t,[null,null,null]),_=m[0],y=m[1],b=m[2],x=m[3],w=m[4],B=0===i.position.length?[Lv]:i.position,P=Nv(B[0],x),C=Nv(B[B.length-1],w),M=function(e,t,i,r,s){var n=0,o=0;switch(e.size){case 0:0===e.shape?n=o=Math.min(Math.abs(t),Math.abs(t-r),Math.abs(i),Math.abs(i-s)):1===e.shape&&(n=Math.min(Math.abs(t),Math.abs(t-r)),o=Math.min(Math.abs(i),Math.abs(i-s)));break;case 2:if(0===e.shape)n=o=Math.min(og(t,i),og(t,i-s),og(t-r,i),og(t-r,i-s));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-s))/Math.min(Math.abs(t),Math.abs(t-r)),l=ag(r,s,t,i,!0),u=l[0],c=l[1];o=a*(n=og(u-t,(c-i)/a))}break;case 1:0===e.shape?n=o=Math.max(Math.abs(t),Math.abs(t-r),Math.abs(i),Math.abs(i-s)):1===e.shape&&(n=Math.max(Math.abs(t),Math.abs(t-r)),o=Math.max(Math.abs(i),Math.abs(i-s)));break;case 3:if(0===e.shape)n=o=Math.max(og(t,i),og(t,i-s),og(t-r,i),og(t-r,i-s));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-s))/Math.max(Math.abs(t),Math.abs(t-r));var A=ag(r,s,t,i,!1);u=A[0],c=A[1],o=a*(n=og(u-t,(c-i)/a))}}return Array.isArray(e.size)&&(n=Nv(e.size[0],r),o=2===e.size.length?Nv(e.size[1],s):n),[n,o]}(i,P,C,x,w),E=M[0],F=M[1],E>0&&F>0&&(k=r.ctx.createRadialGradient(y+P,b+C,0,y+P,b+C,E),sg(i.stops,2*E).forEach((function(e){return k.addColorStop(e.stop,Wv(e.color))})),r.path(_),r.ctx.fillStyle=k,E!==F?(I=e.bounds.left+.5*e.bounds.width,D=e.bounds.top+.5*e.bounds.height,T=1/(S=F/E),r.ctx.save(),r.ctx.translate(I,D),r.ctx.transform(1,0,0,S,0,0),r.ctx.translate(-I,-D),r.ctx.fillRect(y,T*(b-D)+D,x,w*T),r.ctx.restore()):r.ctx.fill())),R.label=6;case 6:return t--,[2]}}))},r=this,s=0,n=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return s<n.length?(o=n[s],[5,i(o)]):[3,4];case 2:a.sent(),a.label=3;case 3:return s++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Vp(this,void 0,void 0,(function(){return Hp(this,(function(r){return this.path(Ab(i,t)),this.ctx.fillStyle=Wv(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,r){return Vp(this,void 0,void 0,(function(){var s,n;return Hp(this,(function(o){switch(o.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,r)]:[3,2];case 1:return o.sent(),[2];case 2:return s=function(e,t){switch(t){case 0:return db(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return db(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return db(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return db(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(r,i),this.path(s),this.ctx.fillStyle=Wv(e),this.ctx.fill(),n=function(e,t){switch(t){case 0:return db(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return db(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return db(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return db(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(r,i),this.path(n),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Vp(this,void 0,void 0,(function(){var t,i,r,s,n,o,a,l,u=this;return Hp(this,(function(c){switch(c.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!zv(t.backgroundColor)||t.backgroundImage.length,r=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],s=Cb(yb(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(s),this.ctx.clip(),zv(t.backgroundColor)||(this.ctx.fillStyle=Wv(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:c.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){u.ctx.save();var i,r,s,n,o,a=$y(e.curves),l=t.inset?0:1e4,c=(i=a,r=-l+(t.inset?1:-1)*t.spread.number,s=(t.inset?1:-1)*t.spread.number,n=t.spread.number*(t.inset?-2:2),o=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(r,s);case 1:return e.add(r+n,s);case 2:return e.add(r+n,s+o);case 3:return e.add(r,s+o)}return e})));t.inset?(u.path(a),u.ctx.clip(),u.mask(c)):(u.mask(a),u.ctx.clip(),u.path(c)),u.ctx.shadowOffsetX=t.offsetX.number+l,u.ctx.shadowOffsetY=t.offsetY.number,u.ctx.shadowColor=Wv(t.color),u.ctx.shadowBlur=t.blur.number,u.ctx.fillStyle=t.inset?Wv(t.color):"rgba(0,0,0,1)",u.ctx.fill(),u.ctx.restore()})),c.label=2;case 2:n=0,o=0,a=r,c.label=3;case 3:return o<a.length?0!==(l=a[o]).style&&!zv(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,2)]:[3,11]:[3,13];case 4:return c.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,3)];case 6:return c.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,n,e.curves)];case 8:return c.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,n,e.curves)];case 10:c.sent(),c.label=11;case 11:n++,c.label=12;case 12:return o++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,r,s){return Vp(this,void 0,void 0,(function(){var n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y;return Hp(this,(function(b){return this.ctx.save(),n=function(e,t){switch(t){case 0:return hb(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return hb(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return hb(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return hb(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(r,i),o=Ab(r,i),2===s&&(this.path(o),this.ctx.clip()),Yy(o[0])?(a=o[0].start.x,l=o[0].start.y):(a=o[0].x,l=o[0].y),Yy(o[1])?(u=o[1].end.x,c=o[1].end.y):(u=o[1].x,c=o[1].y),A=0===i||2===i?Math.abs(a-u):Math.abs(l-c),this.ctx.beginPath(),3===s?this.formatPath(n):this.formatPath(o.slice(0,2)),h=t<3?3*t:2*t,d=t<3?2*t:t,3===s&&(h=t,d=t),p=!0,A<=2*h?p=!1:A<=2*h+d?(h*=f=A/(2*h+d),d*=f):(v=Math.floor((A+d)/(h+d)),g=(A-v*h)/(v-1),d=(m=(A-(v+1)*h)/v)<=0||Math.abs(d-g)<Math.abs(d-m)?g:m),p&&(3===s?this.ctx.setLineDash([0,h+d]):this.ctx.setLineDash([h,d])),3===s?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=Wv(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===s&&(Yy(o[0])&&(_=o[3],y=o[0],this.ctx.beginPath(),this.formatPath([new Ky(_.end.x,_.end.y),new Ky(y.start.x,y.start.y)]),this.ctx.stroke()),Yy(o[1])&&(_=o[1],y=o[2],this.ctx.beginPath(),this.formatPath([new Ky(_.end.x,_.end.y),new Ky(y.start.x,y.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Vp(this,void 0,void 0,(function(){var t;return Hp(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=Wv(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),t=cb(e),[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}}))}))},t}(wb),Pb=function(e){return e instanceof N_||(e instanceof O_||e instanceof U_&&"radio"!==e.type&&"checkbox"!==e.type)},Cb=function(e,t){switch(e){case 0:return $y(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return eb(t)}},Mb=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Eb=["-apple-system","system-ui"],Fb=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Eb.indexOf(e)})):e},kb=function(e){function t(t,i){var r=e.call(this,t,i)||this;return r.canvas=i.canvas?i.canvas:document.createElement("canvas"),r.ctx=r.canvas.getContext("2d"),r.options=i,r.canvas.width=Math.floor(i.width*i.scale),r.canvas.height=Math.floor(i.height*i.scale),r.canvas.style.width=i.width+"px",r.canvas.style.height=i.height+"px",r.ctx.scale(r.options.scale,r.options.scale),r.ctx.translate(-i.x,-i.y),r.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),r}return Np(t,e),t.prototype.render=function(e){return Vp(this,void 0,void 0,(function(){var t,i;return Hp(this,(function(r){switch(r.label){case 0:return t=f_(this.options.width*this.options.scale,this.options.height*this.options.scale,this.options.scale,this.options.scale,e),[4,Ib(t)];case 1:return 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r=Math.max(Math.max(t.scrollWidth,i.scrollWidth),Math.max(t.offsetWidth,i.offsetWidth),Math.max(t.clientWidth,i.clientWidth)),s=Math.max(Math.max(t.scrollHeight,i.scrollHeight),Math.max(t.offsetHeight,i.offsetHeight),Math.max(t.clientHeight,i.clientHeight));return new Gp(0,0,r,s)}(h.ownerDocument):zp(l,h),f=p.width,v=p.height,g=p.left,m=p.top,_=Lb(l,h,t.backgroundColor),y={canvas:t.canvas,backgroundColor:_,scale:null!==(R=null!==(T=t.scale)&&void 0!==T?T:r.devicePixelRatio)&&void 0!==R?R:1,x:(null!==(L=t.x)&&void 0!==L?L:0)+g,y:(null!==(U=t.y)&&void 0!==U?U:0)+m,width:null!==(O=t.width)&&void 0!==O?O:Math.ceil(f),height:null!==(N=t.height)&&void 0!==N?N:Math.ceil(v)},u?(l.logger.debug("Document cloned, using foreign object rendering"),[4,new kb(l,y).render(h)]):[3,3];case 2:return b=V.sent(),[3,5];case 3:return l.logger.debug("Document cloned, element located at "+g+","+m+" with size "+f+"x"+v+" using computed rendering"),l.logger.debug("Starting DOM 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PP(){return(PP=u(a().mark((function e(t,i){var r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if("auto"!==i.basis.containerFormat){e.next=11;break}if(!wP(t)){e.next=6;break}return e.next=4,qB(i);case 4:return r=e.sent,e.abrupt("return",EP(r.KTX2File,t,i));case 6:return e.next=8,KB(i);case 8:return s=e.sent,n=s.BasisFile,e.abrupt("return",CP(n,t,i));case 11:e.t0=i.basis.module,e.next="encoder"===e.t0?14:(e.t0,22);break;case 14:return e.next=16,qB(i);case 16:o=e.sent,e.t1=i.basis.containerFormat,e.next="ktx2"===e.t1?20:(e.t1,21);break;case 20:return e.abrupt("return",EP(o.KTX2File,t,i));case 21:return e.abrupt("return",CP(o.BasisFile,t,i));case 22:return e.next=24,KB(i);case 24:return l=e.sent,u=l.BasisFile,e.abrupt("return",CP(u,t,i));case 27:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function CP(e,t,i){var r=new e(new Uint8Array(t));try{if(!r.startTranscoding())throw new Error("Failed to start basis transcoding");for(var s=r.getNumImages(),n=[],o=0;o<s;o++){for(var a=r.getNumLevels(o),l=[],u=0;u<a;u++)l.push(MP(r,o,u,i));n.push(l)}return n}finally{r.close(),r.delete()}}function MP(e,t,i,r){var s=e.getImageWidth(t,i),n=e.getImageHeight(t,i),o=e.getHasAlpha(),a=kP(r,o),l=a.compressed,u=a.format,c=a.basisFormat,A=e.getImageTranscodedSizeInBytes(t,i,c),h=new Uint8Array(A);if(!e.transcodeImage(h,t,i,c,0,0))throw new Error("failed to start Basis transcoding");return{width:s,height:n,data:h,compressed:l,format:u,hasAlpha:o}}function EP(e,t,i){var r=new e(new Uint8Array(t));try{if(!r.startTranscoding())throw new Error("failed to start KTX2 transcoding");for(var s=r.getLevels(),n=[],o=0;o<s;o++){n.push(FP(r,o,i));break}return[n]}finally{r.close(),r.delete()}}function FP(e,t,i){var r=e.getImageLevelInfo(t,0,0),s=r.alphaFlag,n=r.height,o=r.width,a=kP(i,s),l=a.compressed,u=a.format,c=a.basisFormat,A=e.getImageTranscodedSizeInBytes(t,0,0,c),h=new Uint8Array(A);if(!e.transcodeImage(h,t,0,0,c,0,-1,-1))throw new Error("Failed to transcode KTX2 image");return{width:o,height:n,data:h,compressed:l,hasAlpha:s,format:u}}function kP(e,t){var i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=IP()),"object"===w(i)&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),BP[i]}function IP(){var e=bP();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}var DP=n(n({},{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}}),{},{parse:function(e,t){return PP.apply(this,arguments)}}),SP=globalThis._parseImageNode,TP="undefined"!=typeof Image,RP="undefined"!=typeof ImageBitmap,LP=Boolean(SP),UP=!!Nb||LP;function OP(e){var t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"===w(e)&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}function NP(e){switch(OP(e)){case"data":return e;case"image":case"imagebitmap":var t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}var QP=/^data:image\/svg\+xml/,VP=/\.svg((\?|#).*)?$/;function HP(e){return e&&(QP.test(e)||VP.test(e))}function jP(e,t){if(HP(t)){var i=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(i=unescape(encodeURIComponent(i)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(i))}return GP(e,t)}function GP(e,t){if(HP(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}function zP(e,t,i){return WP.apply(this,arguments)}function WP(){return(WP=u(a().mark((function e(t,i,r){var s,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return s=jP(t,r),n=self.URL||self.webkitURL,o="string"!=typeof s&&n.createObjectURL(s),e.prev=3,e.next=6,KP(o||s,i);case 6:return e.abrupt("return",e.sent);case 7:return e.prev=7,o&&n.revokeObjectURL(o),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[3,,7,10]])})))).apply(this,arguments)}function KP(e,t){return XP.apply(this,arguments)}function XP(){return XP=u(a().mark((function e(t,i){var r;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if((r=new Image).src=t,!(i.image&&i.image.decode&&r.decode)){e.next=6;break}return e.next=5,r.decode();case 5:return e.abrupt("return",r);case 6:return e.next=8,new Promise((function(e,i){try{r.onload=function(){return e(r)},r.onerror=function(e){return i(new Error("Could not load image ".concat(t,": ").concat(e)))}}catch(e){i(e)}}));case 8:return e.abrupt("return",e.sent);case 9:case"end":return e.stop()}}),e)}))),XP.apply(this,arguments)}var JP={},YP=!0;function ZP(e,t,i){return qP.apply(this,arguments)}function qP(){return(qP=u(a().mark((function e(t,i,r){var s,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!HP(r)){e.next=7;break}return e.next=3,zP(t,i,r);case 3:n=e.sent,s=n,e.next=8;break;case 7:s=GP(t,r);case 8:return o=i&&i.imagebitmap,e.next=11,$P(s,o);case 11:return e.abrupt("return",e.sent);case 12:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function $P(e){return eC.apply(this,arguments)}function eC(){return eC=u(a().mark((function e(t){var i,r=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!tC(i=r.length>1&&void 0!==r[1]?r[1]:null)&&YP||(i=null),!i){e.next=13;break}return e.prev=3,e.next=6,createImageBitmap(t,i);case 6:return e.abrupt("return",e.sent);case 9:e.prev=9,e.t0=e.catch(3),console.warn(e.t0),YP=!1;case 13:return e.next=15,createImageBitmap(t);case 15:return e.abrupt("return",e.sent);case 16:case"end":return e.stop()}}),e,null,[[3,9]])}))),eC.apply(this,arguments)}function tC(e){for(var t in e||JP)return!1;return!0}function iC(e){var t=rC(e);return function(e){var t=rC(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){var t=rC(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;var i=function(){for(var e=new Set([65499,65476,65484,65501,65534]),t=65504;t<65520;++t)e.add(t);var i=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:i}}(),r=i.tableMarkers,s=i.sofMarkers,n=2;for(;n+9<t.byteLength;){var o=t.getUint16(n,false);if(s.has(o))return{mimeType:"image/jpeg",height:t.getUint16(n+5,false),width:t.getUint16(n+7,false)};if(!r.has(o))return null;n+=2,n+=t.getUint16(n,false)}return null}(t)||function(e){var t=rC(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){var t=rC(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function rC(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}function sC(e,t){return nC.apply(this,arguments)}function nC(){return nC=u(a().mark((function e(t,i){var r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return r=iC(t)||{},s=r.mimeType,Ob(n=globalThis._parseImageNode),e.next=5,n(t,s);case 5:return e.abrupt("return",e.sent);case 6:case"end":return e.stop()}}),e)}))),nC.apply(this,arguments)}function oC(){return(oC=u(a().mark((function e(t,i,r){var s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:s=(i=i||{}).image||{},n=s.type||"auto",o=(r||{}).url,l=aC(n),e.t0=l,e.next="imagebitmap"===e.t0?8:"image"===e.t0?12:"data"===e.t0?16:20;break;case 8:return e.next=10,ZP(t,i,o);case 10:return u=e.sent,e.abrupt("break",21);case 12:return e.next=14,zP(t,i,o);case 14:return u=e.sent,e.abrupt("break",21);case 16:return e.next=18,sC(t);case 18:return u=e.sent,e.abrupt("break",21);case 20:Ob(!1);case 21:return"data"===n&&(u=NP(u)),e.abrupt("return",u);case 23:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function aC(e){switch(e){case"auto":case"data":return function(){if(RP)return"imagebitmap";if(TP)return"image";if(UP)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return RP||TP||UP;case"imagebitmap":return RP;case"image":return TP;case"data":return UP;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}var lC={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:function(e,t,i){return oC.apply(this,arguments)},tests:[function(e){return Boolean(iC(new DataView(e)))}],options:{image:{type:"auto",decode:!0}}},uC=["image/png","image/jpeg","image/gif"],cC={};function AC(e){return void 0===cC[e]&&(cC[e]=function(e){switch(e){case"image/webp":return function(){if(!Nb)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch(e){return!1}}();case"image/svg":return Nb;default:if(!Nb){var t=globalThis._parseImageNode;return Boolean(t)&&uC.includes(e)}return!0}}(e)),cC[e]}function hC(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function dC(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;var i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}function pC(e,t,i){var r=e.bufferViews[i];hC(r);var s=t[r.buffer];hC(s);var n=(r.byteOffset||0)+s.byteOffset;return new Uint8Array(s.arrayBuffer,n,r.byteLength)}var fC=["SCALAR","VEC2","VEC3","VEC4"],vC=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],gC=new Map(vC),mC={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},_C={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},yC={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function bC(e){return fC[e-1]||fC[0]}function xC(e){var t=gC.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function wC(e,t){var i=yC[e.componentType],r=mC[e.type],s=_C[e.componentType],n=e.count*r,o=e.count*r*s;return hC(o>=0&&o<=t.byteLength),{ArrayType:i,length:n,byteLength:o}}var BC,PC={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]},CC=function(){function e(t){B(this,e),Xb(this,"gltf",void 0),Xb(this,"sourceBuffers",void 0),Xb(this,"byteLength",void 0),this.gltf=t||{json:n({},PC),buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}return C(e,[{key:"json",get:function(){return this.gltf.json}},{key:"getApplicationData",value:function(e){return this.json[e]}},{key:"getExtraData",value:function(e){return(this.json.extras||{})[e]}},{key:"getExtension",value:function(e){var t=this.getUsedExtensions().find((function(t){return t===e})),i=this.json.extensions||{};return t?i[e]||!0:null}},{key:"getRequiredExtension",value:function(e){var t=this.getRequiredExtensions().find((function(t){return t===e}));return t?this.getExtension(e):null}},{key:"getRequiredExtensions",value:function(){return this.json.extensionsRequired||[]}},{key:"getUsedExtensions",value:function(){return this.json.extensionsUsed||[]}},{key:"getObjectExtension",value:function(e,t){return(e.extensions||{})[t]}},{key:"getScene",value:function(e){return this.getObject("scenes",e)}},{key:"getNode",value:function(e){return this.getObject("nodes",e)}},{key:"getSkin",value:function(e){return this.getObject("skins",e)}},{key:"getMesh",value:function(e){return this.getObject("meshes",e)}},{key:"getMaterial",value:function(e){return this.getObject("materials",e)}},{key:"getAccessor",value:function(e){return this.getObject("accessors",e)}},{key:"getTexture",value:function(e){return this.getObject("textures",e)}},{key:"getSampler",value:function(e){return this.getObject("samplers",e)}},{key:"getImage",value:function(e){return this.getObject("images",e)}},{key:"getBufferView",value:function(e){return this.getObject("bufferViews",e)}},{key:"getBuffer",value:function(e){return this.getObject("buffers",e)}},{key:"getObject",value:function(e,t){if("object"===w(t))return t;var i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}},{key:"getTypedArrayForBufferView",value:function(e){var t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];hC(i);var r=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,r,e.byteLength)}},{key:"getTypedArrayForAccessor",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,r=wC(e,t),s=r.ArrayType,n=r.length;return new s(i,t.byteOffset+e.byteOffset,n)}},{key:"getTypedArrayForImageData",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,r=t.byteOffset||0;return new Uint8Array(i,r,t.byteLength)}},{key:"addApplicationData",value:function(e,t){return this.json[e]=t,this}},{key:"addExtraData",value:function(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}},{key:"addObjectExtension",value:function(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}},{key:"setObjectExtension",value:function(e,t,i){(e.extensions||{})[t]=i}},{key:"removeObjectExtension",value:function(e,t){var i=e.extensions||{},r=i[t];return delete i[t],r}},{key:"addExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return hC(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}},{key:"addRequiredExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return hC(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}},{key:"registerUsedExtension",value:function(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((function(t){return t===e}))||this.json.extensionsUsed.push(e)}},{key:"registerRequiredExtension",value:function(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((function(t){return t===e}))||this.json.extensionsRequired.push(e)}},{key:"removeExtension",value:function(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}},{key:"setDefaultScene",value:function(e){this.json.scene=e}},{key:"addScene",value:function(e){var t=e.nodeIndices;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}},{key:"addNode",value:function(e){var t=e.meshIndex,i=e.matrix;this.json.nodes=this.json.nodes||[];var r={mesh:t};return i&&(r.matrix=i),this.json.nodes.push(r),this.json.nodes.length-1}},{key:"addMesh",value:function(e){var t=e.attributes,i=e.indices,r=e.material,s=e.mode,n=void 0===s?4:s,o={primitives:[{attributes:this._addAttributes(t),mode:n}]};if(i){var a=this._addIndices(i);o.primitives[0].indices=a}return Number.isFinite(r)&&(o.primitives[0].material=r),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}},{key:"addPointCloud",value:function(e){var t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}},{key:"addImage",value:function(e,t){var i=iC(e),r=t||(null==i?void 0:i.mimeType),s={bufferView:this.addBufferView(e),mimeType:r};return this.json.images=this.json.images||[],this.json.images.push(s),this.json.images.length-1}},{key:"addBufferView",value:function(e){var t=e.byteLength;hC(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);var i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=Ex(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}},{key:"addAccessor",value:function(e,t){var i={bufferView:e,type:bC(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}},{key:"addBinaryBuffer",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{size:3},i=this.addBufferView(e),r={min:t.min,max:t.max};r.min&&r.max||(r=this._getAccessorMinMax(e,t.size));var s={size:t.size,componentType:xC(e),count:Math.round(e.length/t.size),min:r.min,max:r.max};return this.addAccessor(i,Object.assign(s,t))}},{key:"addTexture",value:function(e){var t={source:e.imageIndex};return this.json.textures=this.json.textures||[],this.json.textures.push(t),this.json.textures.length-1}},{key:"addMaterial",value:function(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}},{key:"createBinaryChunk",value:function(){var e,t;this.gltf.buffers=[];var i,r=this.byteLength,s=new ArrayBuffer(r),n=new Uint8Array(s),o=0,a=c(this.sourceBuffers||[]);try{for(a.s();!(i=a.n()).done;){o=Fx(i.value,n,o)}}catch(e){a.e(e)}finally{a.f()}null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=r:this.json.buffers=[{byteLength:r}],this.gltf.binary=s,this.sourceBuffers=[s]}},{key:"_removeStringFromArray",value:function(e,t){for(var i=!0;i;){var r=e.indexOf(t);r>-1?e.splice(r,1):i=!1}}},{key:"_addAttributes",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t={};for(var i in e){var r=e[i],s=this._getGltfAttributeName(i),n=this.addBinaryBuffer(r.value,r);t[s]=n}return t}},{key:"_addIndices",value:function(e){return this.addBinaryBuffer(e,{size:1})}},{key:"_getGltfAttributeName",value:function(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}},{key:"_getAccessorMinMax",value:function(e,t){var i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];var r,s=c(e.subarray(0,t));try{for(s.s();!(r=s.n()).done;){var n=r.value;i.min.push(n),i.max.push(n)}}catch(e){s.e(e)}finally{s.f()}for(var o=t;o<e.length;o+=t)for(var a=0;a<t;a++)i.min[0+a]=Math.min(i.min[0+a],e[o+a]),i.max[0+a]=Math.max(i.max[0+a],e[o+a]);return i}}]),e}(),MC="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",EC="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t,i={},r=c(e);try{for(r.s();!(t=r.n()).done;){var s=t.value;i[s.name]&&console.warn("Schema: duplicated field name",s.name,s),i[s.name]=!0}}catch(e){r.e(e)}finally{r.f()}}(t),this.fields=t,this.metadata=i||new Map}return C(e,[{key:"compareTo",value:function(e){if(this.metadata!==e.metadata)return!1;if(this.fields.length!==e.fields.length)return!1;for(var t=0;t<this.fields.length;++t)if(!this.fields[t].compareTo(e.fields[t]))return!1;return!0}},{key:"select",value:function(){for(var t=Object.create(null),i=arguments.length,r=new Array(i),s=0;s<i;s++)r[s]=arguments[s];for(var n=0,o=r;n<o.length;n++){var a=o[n];t[a]=!0}var l=this.fields.filter((function(e){return t[e.name]}));return new e(l,this.metadata)}},{key:"selectAt",value:function(){for(var t=this,i=arguments.length,r=new Array(i),s=0;s<i;s++)r[s]=arguments[s];var n=r.map((function(e){return t.fields[e]})).filter(Boolean);return new e(n,this.metadata)}},{key:"assign",value:function(t){var i,r=this.metadata;if(t instanceof e){var s=t;i=s.fields,r=YC(YC(new Map,this.metadata),s.metadata)}else i=t;var n,o=Object.create(null),a=c(this.fields);try{for(a.s();!(n=a.n()).done;){var l=n.value;o[l.name]=l}}catch(e){a.e(e)}finally{a.f()}var u,A=c(i);try{for(A.s();!(u=A.n()).done;){var h=u.value;o[h.name]=h}}catch(e){A.e(e)}finally{A.f()}return new e(Object.values(o),r)}}]),e}();function YC(e,t){return new Map([].concat(h(e||new Map),h(t||new Map)))}var ZC,qC=function(){function e(t,i){var r=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new Map;B(this,e),Xb(this,"name",void 0),Xb(this,"type",void 0),Xb(this,"nullable",void 0),Xb(this,"metadata",void 0),this.name=t,this.type=i,this.nullable=r,this.metadata=s}return C(e,[{key:"typeId",get:function(){return this.type&&this.type.typeId}},{key:"clone",value:function(){return new e(this.name,this.type,this.nullable,this.metadata)}},{key:"compareTo",value:function(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}},{key:"toString",value:function(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}]),e}();!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(ZC||(ZC={}));var $C=function(){function e(){B(this,e)}return C(e,[{key:"typeId",get:function(){return ZC.NONE}},{key:"compareTo",value:function(e){return this===e}}],[{key:"isNull",value:function(e){return e&&e.typeId===ZC.Null}},{key:"isInt",value:function(e){return e&&e.typeId===ZC.Int}},{key:"isFloat",value:function(e){return e&&e.typeId===ZC.Float}},{key:"isBinary",value:function(e){return e&&e.typeId===ZC.Binary}},{key:"isUtf8",value:function(e){return e&&e.typeId===ZC.Utf8}},{key:"isBool",value:function(e){return e&&e.typeId===ZC.Bool}},{key:"isDecimal",value:function(e){return e&&e.typeId===ZC.Decimal}},{key:"isDate",value:function(e){return e&&e.typeId===ZC.Date}},{key:"isTime",value:function(e){return e&&e.typeId===ZC.Time}},{key:"isTimestamp",value:function(e){return e&&e.typeId===ZC.Timestamp}},{key:"isInterval",value:function(e){return e&&e.typeId===ZC.Interval}},{key:"isList",value:function(e){return e&&e.typeId===ZC.List}},{key:"isStruct",value:function(e){return e&&e.typeId===ZC.Struct}},{key:"isUnion",value:function(e){return e&&e.typeId===ZC.Union}},{key:"isFixedSizeBinary",value:function(e){return e&&e.typeId===ZC.FixedSizeBinary}},{key:"isFixedSizeList",value:function(e){return e&&e.typeId===ZC.FixedSizeList}},{key:"isMap",value:function(e){return e&&e.typeId===ZC.Map}},{key:"isDictionary",value:function(e){return e&&e.typeId===ZC.Dictionary}}]),e}(),eM=function(e,t){g(r,$C);var i=_(r);function r(e,t){var s;return B(this,r),Xb(b(s=i.call(this)),"isSigned",void 0),Xb(b(s),"bitWidth",void 0),s.isSigned=e,s.bitWidth=t,s}return C(r,[{key:"typeId",get:function(){return ZC.Int}},{key:t,get:function(){return"Int"}},{key:"toString",value:function(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}]),r}(0,Symbol.toStringTag),tM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!0,8)}return C(i)}(),iM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!0,16)}return C(i)}(),rM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!0,32)}return C(i)}(),sM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!1,8)}return C(i)}(),nM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!1,16)}return C(i)}(),oM=function(e){g(i,eM);var t=_(i);function i(){return B(this,i),t.call(this,!1,32)}return C(i)}(),aM=32,lM=64,uM=function(e,t){g(r,$C);var i=_(r);function r(e){var t;return B(this,r),Xb(b(t=i.call(this)),"precision",void 0),t.precision=e,t}return C(r,[{key:"typeId",get:function(){return ZC.Float}},{key:t,get:function(){return"Float"}},{key:"toString",value:function(){return"Float".concat(this.precision)}}]),r}(0,Symbol.toStringTag),cM=function(e){g(i,uM);var t=_(i);function i(){return B(this,i),t.call(this,aM)}return C(i)}(),AM=function(e){g(i,uM);var t=_(i);function i(){return B(this,i),t.call(this,lM)}return C(i)}(),hM=function(e,t){g(r,$C);var i=_(r);function r(e,t){var s;return B(this,r),Xb(b(s=i.call(this)),"listSize",void 0),Xb(b(s),"children",void 0),s.listSize=e,s.children=[t],s}return C(r,[{key:"typeId",get:function(){return ZC.FixedSizeList}},{key:"valueType",get:function(){return this.children[0].type}},{key:"valueField",get:function(){return this.children[0]}},{key:t,get:function(){return"FixedSizeList"}},{key:"toString",value:function(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}]),r}(0,Symbol.toStringTag);function dM(e,t,i){var r=function(e){switch(e.constructor){case Int8Array:return new tM;case Uint8Array:return new sM;case Int16Array:return new iM;case Uint16Array:return new nM;case Int32Array:return new rM;case Uint32Array:return new oM;case Float32Array:return new cM;case Float64Array:return new AM;default:throw new Error("array type not supported")}}(t.value),s=i||function(e){var t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new qC(e,new hM(t.size,new qC("value",r)),!1,s)}function pM(e,t,i){var r=vM(t.metadata),s=[],n=function(e){var t={};for(var i in e){var r=e[i];t[r.name||"undefined"]=r}return t}(t.attributes);for(var o in e){var a=fM(o,e[o],n[o]);s.push(a)}if(i){var l=fM("indices",i);s.push(l)}return new JC(s,r)}function fM(e,t,i){return dM(e,t,i?vM(i.metadata):void 0)}function vM(e){var t=new Map;for(var i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}var gM={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},mM={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array},_M=function(){function e(t){B(this,e),Xb(this,"draco",void 0),Xb(this,"decoder",void 0),Xb(this,"metadataQuerier",void 0),this.draco=t,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}return C(e,[{key:"destroy",value:function(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}},{key:"parseSync",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);var r=this.decoder.GetEncodedGeometryType(i),s=r===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{var o;switch(r){case this.draco.TRIANGULAR_MESH:o=this.decoder.DecodeBufferToMesh(i,s);break;case this.draco.POINT_CLOUD:o=this.decoder.DecodeBufferToPointCloud(i,s);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!o.ok()||!s.ptr){var a="DRACO decompression failed: ".concat(o.error_msg());throw new Error(a)}var l=this._getDracoLoaderData(s,r,t),u=this._getMeshData(s,l,t),c=XC(u.attributes),A=pM(u.attributes,l,u.indices),h=n(n({loader:"draco",loaderData:l,header:{vertexCount:s.num_points(),boundingBox:c}},u),{},{schema:A});return h}finally{this.draco.destroy(i),s&&this.draco.destroy(s)}}},{key:"_getDracoLoaderData",value:function(e,t,i){var r=this._getTopLevelMetadata(e),s=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:r,attributes:s}}},{key:"_getDracoAttributes",value:function(e,t){for(var i={},r=0;r<e.num_attributes();r++){var s=this.decoder.GetAttribute(e,r),n=this._getAttributeMetadata(e,r);i[s.unique_id()]={unique_id:s.unique_id(),attribute_type:s.attribute_type(),data_type:s.data_type(),num_components:s.num_components(),byte_offset:s.byte_offset(),byte_stride:s.byte_stride(),normalized:s.normalized(),attribute_index:r,metadata:n};var o=this._getQuantizationTransform(s,t);o&&(i[s.unique_id()].quantization_transform=o);var a=this._getOctahedronTransform(s,t);a&&(i[s.unique_id()].octahedron_transform=a)}return i}},{key:"_getMeshData",value:function(e,t,i){var r=this._getMeshAttributes(t,e,i);if(!r.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:r,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:r,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:r}}},{key:"_getMeshAttributes",value:function(e,t,i){for(var r={},s=0,n=Object.values(e.attributes);s<n.length;s++){var o=n[s],a=this._deduceAttributeName(o,i);o.name=a;var l=this._getAttributeValues(t,o),u=l.value,c=l.size;r[a]={value:u,size:c,byteOffset:o.byte_offset,byteStride:o.byte_stride,normalized:o.normalized}}return r}},{key:"_getTriangleListIndices",value:function(e){var t=3*e.num_faces(),i=4*t,r=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,r),new Uint32Array(this.draco.HEAPF32.buffer,r,t).slice()}finally{this.draco._free(r)}}},{key:"_getTriangleStripIndices",value:function(e){var t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){for(var t=e.size(),i=new Int32Array(t),r=0;r<t;r++)i[r]=e.GetValue(r);return i}(t)}finally{this.draco.destroy(t)}}},{key:"_getAttributeValues",value:function(e,t){var i,r=mM[t.data_type],s=t.num_components,n=e.num_points()*s,o=n*r.BYTES_PER_ELEMENT,a=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,r),l=this.draco._malloc(o);try{var u=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,u,a,o,l),i=new r(this.draco.HEAPF32.buffer,l,n).slice()}finally{this.draco._free(l)}return{value:i,size:s}}},{key:"_deduceAttributeName",value:function(e,t){for(var i=e.unique_id,r=0,s=Object.entries(t.extraAttributes||{});r<s.length;r++){var n=A(s[r],2),o=n[0];if(n[1]===i)return o}var a=e.attribute_type;for(var l in gM){if(this.draco[l]===a)return gM[l]}var u=t.attributeNameEntry||"name";return e.metadata[u]?e.metadata[u].string:"CUSTOM_ATTRIBUTE_".concat(i)}},{key:"_getTopLevelMetadata",value:function(e){var t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}},{key:"_getAttributeMetadata",value:function(e,t){var i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}},{key:"_getDracoMetadata",value:function(e){if(!e||!e.ptr)return{};for(var t={},i=this.metadataQuerier.NumEntries(e),r=0;r<i;r++){var s=this.metadataQuerier.GetEntryName(e,r);t[s]=this._getDracoMetadataField(e,s)}return t}},{key:"_getDracoMetadataField",value:function(e,t){var i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);var r=function(e){for(var t=e.size(),i=new Int32Array(t),r=0;r<t;r++)i[r]=e.GetValue(r);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:r}}finally{this.draco.destroy(i)}}},{key:"_disableAttributeTransforms",value:function(e){var t,i=e.quantizedAttributes,r=void 0===i?[]:i,s=e.octahedronAttributes,n=void 0===s?[]:s,o=c([].concat(h(r),h(n)));try{for(o.s();!(t=o.n()).done;){var a=t.value;this.decoder.SkipAttributeTransform(this.draco[a])}}catch(e){o.e(e)}finally{o.f()}}},{key:"_getQuantizationTransform",value:function(e,t){var i=this,r=t.quantizedAttributes,s=void 0===r?[]:r,n=e.attribute_type();if(s.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits(),range:o.range(),min_values:new Float32Array([1,2,3]).map((function(e){return o.min_value(e)}))}}finally{this.draco.destroy(o)}}return null}},{key:"_getOctahedronTransform",value:function(e,t){var i=this,r=t.octahedronAttributes,s=void 0===r?[]:r,n=e.attribute_type();if(s.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits()}}finally{this.draco.destroy(o)}}return null}}]),e}();var yM,bM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),xM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),wM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");function BM(e){return PM.apply(this,arguments)}function PM(){return(PM=u(a().mark((function e(t){var i;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=t.modules||{},yM=i.draco3d?yM||i.draco3d.createDecoderModule({}).then((function(e){return{draco:e}})):yM||CM(t),e.next=4,yM;case 4:return e.abrupt("return",e.sent);case 5:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function CM(e){return MM.apply(this,arguments)}function MM(){return(MM=u(a().mark((function e(t){var i,r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:e.t0=t.draco&&t.draco.decoderType,e.next="js"===e.t0?3:(e.t0,7);break;case 3:return e.next=5,Ax(bM,"draco",t);case 5:return i=e.sent,e.abrupt("break",21);case 7:return e.t1=Promise,e.next=10,Ax(xM,"draco",t);case 10:return e.t2=e.sent,e.next=13,Ax(wM,"draco",t);case 13:return e.t3=e.sent,e.t4=[e.t2,e.t3],e.next=17,e.t1.all.call(e.t1,e.t4);case 17:s=e.sent,n=A(s,2),i=n[0],r=n[1];case 21:return i=i||globalThis.DracoDecoderModule,e.next=24,EM(i,r);case 24:return e.abrupt("return",e.sent);case 25:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function EM(e,t){var i={};return t&&(i.wasmBinary=t),new Promise((function(t){e(n(n({},i),{},{onModuleLoaded:function(e){return t({draco:e})}}))}))}var FM=n(n({},KC),{},{parse:function(e,t){return kM.apply(this,arguments)}});function kM(){return(kM=u(a().mark((function e(t,i){var r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.next=2,BM(i);case 2:return r=e.sent,s=r.draco,n=new _M(s),e.prev=5,e.abrupt("return",n.parseSync(t,null==i?void 0:i.draco));case 7:return e.prev=7,n.destroy(),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[5,,7,10]])})))).apply(this,arguments)}function IM(e){var t={};for(var i in e){var r=e[i];if("indices"!==i){var s=DM(r);t[i]=s}}return t}function DM(e){var t=function(e){var t=e,i=1,r=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),r=t.length/i);return{buffer:t,size:i,count:r}}(e),i=t.buffer,r=t.size;return{value:i,size:r,byteOffset:0,count:t.count,type:bC(r),componentType:xC(i)}}function SM(){return(SM=u(a().mark((function e(t,i,r){var s,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(null!=i&&null!==(s=i.gltf)&&void 0!==s&&s.decompressMeshes){e.next=2;break}return e.abrupt("return");case 2:n=new CC(t),o=[],l=c(OM(n));try{for(l.s();!(u=l.n()).done;)A=u.value,n.getObjectExtension(A,"KHR_draco_mesh_compression")&&o.push(TM(n,A,i,r))}catch(e){l.e(e)}finally{l.f()}return e.next=8,Promise.all(o);case 8:n.removeExtension("KHR_draco_mesh_compression");case 9:case"end":return 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22:r.next=3;break;case 24:r.next=29;break;case 26:r.prev=26,r.t1=r.catch(1),t.e(r.t1);case 29:return r.prev=29,t.f(),r.finish(29);case 32:case"end":return r.stop()}}),r,null,[[1,26,29,32],[6,16,19,22]])}function NM(){return(NM=u(a().mark((function e(t){var i,r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:i=new CC(t),r=i.json,(s=i.getExtension("KHR_lights_punctual"))&&(i.json.lights=s.lights,i.removeExtension("KHR_lights_punctual")),n=c(r.nodes||[]);try{for(n.s();!(o=n.n()).done;)l=o.value,(u=i.getObjectExtension(l,"KHR_lights_punctual"))&&(l.light=u.light),i.removeObjectExtension(l,"KHR_lights_punctual")}catch(e){n.e(e)}finally{n.f()}case 6:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function QM(){return(QM=u(a().mark((function e(t){var i,r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(i=new CC(t),(r=i.json).lights&&(hC(!(s=i.addExtension("KHR_lights_punctual")).lights),s.lights=r.lights,delete 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s=t.value;LM(s),i.addRequiredExtension("KHR_draco_mesh_compression")}}catch(e){r.e(e)}finally{r.f()}}}),Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:function(e){return NM.apply(this,arguments)},encode:function(e){return QM.apply(this,arguments)}}),Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:function(e){return VM.apply(this,arguments)},encode:function(e){var t=new CC(e),i=t.json;if(t.materials){var r,s=c(i.materials||[]);try{for(s.s();!(r=s.n()).done;){var n=r.value;n.unlit&&(delete n.unlit,t.addObjectExtension(n,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}catch(e){s.e(e)}finally{s.f()}}}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:function(e){return HM.apply(this,arguments)},encode:function(e,t){return jM.apply(this,arguments)}})];function KM(e){var t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=arguments.length>2?arguments[2]:void 0,s=WM.filter((function(e){return YM(e.name,i)})),n=c(s);try{for(n.s();!(t=n.n()).done;){var o,a=t.value;null===(o=a.preprocess)||void 0===o||o.call(a,e,i,r)}}catch(e){n.e(e)}finally{n.f()}}function XM(e){return JM.apply(this,arguments)}function JM(){return JM=u(a().mark((function e(t){var i,r,s,n,o,l,u,A=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:i=A.length>1&&void 0!==A[1]?A[1]:{},r=A.length>2?A[2]:void 0,s=WM.filter((function(e){return YM(e.name,i)})),n=c(s),e.prev=4,n.s();case 6:if((o=n.n()).done){e.next=12;break}return l=o.value,e.next=10,null===(u=l.decode)||void 0===u?void 0:u.call(l,t,i,r);case 10:e.next=6;break;case 12:e.next=17;break;case 14:e.prev=14,e.t0=e.catch(4),n.e(e.t0);case 17:return e.prev=17,n.f(),e.finish(17);case 20:case"end":return e.stop()}}),e,null,[[4,14,17,20]])}))),JM.apply(this,arguments)}function YM(e,t){var i,r=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in r&&!r[e])}var ZM={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},qM={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"},$M=function(){function e(){B(this,e),Xb(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),Xb(this,"json",void 0)}return C(e,[{key:"normalize",value:function(e,t){this.json=e.json;var i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to 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This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){var t,i=new CC(e),r=i.json,s=c(r.images||[]);try{for(s.s();!(t=s.n()).done;){var n=t.value,o=i.getObjectExtension(n,"KHR_binary_glTF");o&&Object.assign(n,o),i.removeObjectExtension(n,"KHR_binary_glTF")}}catch(e){s.e(e)}finally{s.f()}r.buffers&&r.buffers[0]&&delete r.buffers[0].uri,i.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}},{key:"_addAsset",value:function(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}},{key:"_convertTopLevelObjectsToArrays",value:function(e){for(var t in ZM)this._convertTopLevelObjectToArray(e,t)}},{key:"_convertTopLevelObjectToArray",value:function(e,t){var i=e[t];if(i&&!Array.isArray(i))for(var r in e[t]=[],i){var s=i[r];s.id=s.id||r;var n=e[t].length;e[t].push(s),this.idToIndexMap[t][r]=n}}},{key:"_convertObjectIdsToArrayIndices",value:function(e){for(var t in ZM)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));var i,r=c(e.textures);try{for(r.s();!(i=r.n()).done;){var s=i.value;this._convertTextureIds(s)}}catch(e){r.e(e)}finally{r.f()}var n,o=c(e.meshes);try{for(o.s();!(n=o.n()).done;){var a=n.value;this._convertMeshIds(a)}}catch(e){o.e(e)}finally{o.f()}var l,u=c(e.nodes);try{for(u.s();!(l=u.n()).done;){var A=l.value;this._convertNodeIds(A)}}catch(e){u.e(e)}finally{u.f()}var h,d=c(e.scenes);try{for(d.s();!(h=d.n()).done;){var p=h.value;this._convertSceneIds(p)}}catch(e){d.e(e)}finally{d.f()}}},{key:"_convertTextureIds",value:function(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}},{key:"_convertMeshIds",value:function(e){var t,i=c(e.primitives);try{for(i.s();!(t=i.n()).done;){var r=t.value,s=r.attributes,n=r.indices,o=r.material;for(var a in s)s[a]=this._convertIdToIndex(s[a],"accessor");n&&(r.indices=this._convertIdToIndex(n,"accessor")),o&&(r.material=this._convertIdToIndex(o,"material"))}}catch(e){i.e(e)}finally{i.f()}}},{key:"_convertNodeIds",value:function(e){var t=this;e.children&&(e.children=e.children.map((function(e){return t._convertIdToIndex(e,"node")}))),e.meshes&&(e.meshes=e.meshes.map((function(e){return t._convertIdToIndex(e,"mesh")})))}},{key:"_convertSceneIds",value:function(e){var t=this;e.nodes&&(e.nodes=e.nodes.map((function(e){return t._convertIdToIndex(e,"node")})))}},{key:"_convertIdsToIndices",value:function(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);var i,r=c(e[t]);try{for(r.s();!(i=r.n()).done;){var s=i.value;for(var n in s){var o=s[n],a=this._convertIdToIndex(o,n);s[n]=a}}}catch(e){r.e(e)}finally{r.f()}}},{key:"_convertIdToIndex",value:function(e,t){var i=qM[t];if(i in this.idToIndexMap){var r=this.idToIndexMap[i][e];if(!Number.isFinite(r))throw new 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tE={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},iE={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},rE=10240,sE=10241,nE=10242,oE=10243,aE=10497,lE=9986,uE={magFilter:rE,minFilter:sE,wrapS:nE,wrapT:oE},cE=(o(e={},rE,9729),o(e,sE,lE),o(e,nE,aE),o(e,oE,aE),e);var AE=function(){function e(){B(this,e),Xb(this,"baseUri",""),Xb(this,"json",{}),Xb(this,"buffers",[]),Xb(this,"images",[])}return C(e,[{key:"postProcess",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=e.json,r=e.buffers,s=void 0===r?[]:r,n=e.images,o=void 0===n?[]:n,a=e.baseUri,l=void 0===a?"":a;return hC(i),this.baseUri=l,this.json=i,this.buffers=s,this.images=o,this._resolveTree(this.json,t),this.json}},{key:"_resolveTree",value:function(e){var t=this;e.bufferViews&&(e.bufferViews=e.bufferViews.map((function(e,i){return t._resolveBufferView(e,i)}))),e.images&&(e.images=e.images.map((function(e,i){return t._resolveImage(e,i)}))),e.samplers&&(e.samplers=e.samplers.map((function(e,i){return t._resolveSampler(e,i)}))),e.textures&&(e.textures=e.textures.map((function(e,i){return t._resolveTexture(e,i)}))),e.accessors&&(e.accessors=e.accessors.map((function(e,i){return t._resolveAccessor(e,i)}))),e.materials&&(e.materials=e.materials.map((function(e,i){return t._resolveMaterial(e,i)}))),e.meshes&&(e.meshes=e.meshes.map((function(e,i){return t._resolveMesh(e,i)}))),e.nodes&&(e.nodes=e.nodes.map((function(e,i){return t._resolveNode(e,i)}))),e.skins&&(e.skins=e.skins.map((function(e,i){return t._resolveSkin(e,i)}))),e.scenes&&(e.scenes=e.scenes.map((function(e,i){return t._resolveScene(e,i)}))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}},{key:"getScene",value:function(e){return this._get("scenes",e)}},{key:"getNode",value:function(e){return this._get("nodes",e)}},{key:"getSkin",value:function(e){return this._get("skins",e)}},{key:"getMesh",value:function(e){return this._get("meshes",e)}},{key:"getMaterial",value:function(e){return 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i.getNode(e)}))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce((function(e,t){var r=i.getMesh(t);return e.id=r.id,e.primitives=e.primitives.concat(r.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}},{key:"_resolveSkin",value:function(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}},{key:"_resolveMesh",value:function(e,t){var i=this;return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((function(e){var t=(e=n({},e)).attributes;for(var r in e.attributes={},t)e.attributes[r]=i.getAccessor(t[r]);return void 0!==e.indices&&(e.indices=i.getAccessor(e.indices)),void 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i=e.pbrMetallicRoughness;i.baseColorTexture&&(i.baseColorTexture=n({},i.baseColorTexture),i.baseColorTexture.texture=this.getTexture(i.baseColorTexture.index)),i.metallicRoughnessTexture&&(i.metallicRoughnessTexture=n({},i.metallicRoughnessTexture),i.metallicRoughnessTexture.texture=this.getTexture(i.metallicRoughnessTexture.index))}return e}},{key:"_resolveAccessor",value:function(e,t){var i,r;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,iE[i]),e.components=(r=e.type,tE[r]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){var s=e.bufferView.buffer,n=wC(e,e.bufferView),o=n.ArrayType,a=n.byteLength,l=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+s.byteOffset,u=s.arrayBuffer.slice(l,l+a);e.bufferView.byteStride&&(u=this._getValueFromInterleavedBuffer(s,l,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new o(u)}return 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i=e.buffer,r=n(n({id:"bufferView-".concat(t)},e),{},{buffer:this.buffers[i]}),s=this.buffers[i].arrayBuffer,o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),r.data=new Uint8Array(s,o,e.byteLength),r}},{key:"_resolveCamera",value:function(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}]),e}();function hE(e,t){return(new AE).postProcess(e,t)}var dE=!0;function pE(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}function fE(e,t,i){Ob(e.header.byteLength>20);var r=t.getUint32(i+0,dE),s=t.getUint32(i+4,dE);return i+=8,Ob(0===s),gE(e,t,i,r),i+=r,i+=mE(e,t,i,e.header.byteLength)}function vE(e,t,i,r){return Ob(e.header.byteLength>20),function(e,t,i,r){for(;i+8<=e.header.byteLength;){var 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13:h=e.sent,t.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete o.uri,e.next=19;break;case 18:null===t.buffers[n]&&(t.buffers[n]={arrayBuffer:new ArrayBuffer(o.byteLength),byteOffset:0,byteLength:o.byteLength});case 19:++n,e.next=2;break;case 22:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function BE(e,t,i){return PE.apply(this,arguments)}function PE(){return(PE=u(a().mark((function e(t,i,r){var s,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:s=CE(t),n=t.json.images||[],o=[],l=c(s);try{for(l.s();!(u=l.n()).done;)A=u.value,o.push(ME(t,n[A],A,i,r))}catch(e){l.e(e)}finally{l.f()}return e.next=7,Promise.all(o);case 7:return e.abrupt("return",e.sent);case 8:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function CE(e){var t,i=new Set,r=c(e.json.textures||[]);try{for(r.s();!(t=r.n()).done;){var s=t.value;void 0!==s.source&&i.add(s.source)}}catch(e){r.e(e)}finally{r.f()}return Array.from(i).sort()}function ME(e,t,i,r,s){return EE.apply(this,arguments)}function EE(){return EE=u(a().mark((function e(t,i,r,s,n){var o,l,u,c,A,h,d;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(o=n.fetch,l=n.parse,!i.uri){e.next=9;break}return c=dC(i.uri,s),e.next=5,o(c);case 5:return A=e.sent,e.next=8,A.arrayBuffer();case 8:u=e.sent;case 9:return Number.isFinite(i.bufferView)&&(h=pC(t.json,t.buffers,i.bufferView),u=Mx(h.buffer,h.byteOffset,h.byteLength)),hC(u,"glTF image has no data"),e.next=13,l(u,[lC,DP],{mimeType:i.mimeType,basis:s.basis||{format:IP()}},n);case 13:(d=e.sent)&&d[0]&&(d={compressed:!0,mipmaps:!1,width:d[0].width,height:d[0].height,data:d[0]}),t.images=t.images||[],t.images[r]=d;case 17:case"end":return e.stop()}}),e)}))),EE.apply(this,arguments)}var FE={name:"glTF",id:"gltf",module:"gltf",version:"3.2.6",extensions:["gltf","glb"],mimeTypes:["model/gltf+json","model/gltf-binary"],text:!0,binary:!0,tests:["glTF"],parse:function(e){return kE.apply(this,arguments)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};function kE(){return kE=u(a().mark((function e(t){var i,r,s,o,l,u=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=u.length>1&&void 0!==u[1]?u[1]:{},r=u.length>2?u[2]:void 0,(i=n(n({},FE.options),i)).gltf=n(n({},FE.options.gltf),i.gltf),s=i.byteOffset,o=void 0===s?0:s,l={},e.next=8,_E(l,t,o,i,r);case 8:return e.abrupt("return",e.sent);case 9:case"end":return e.stop()}}),e)}))),kE.apply(this,arguments)}var IE=function(){function e(t){B(this,e)}return C(e,[{key:"load",value:function(e,t,i,r,s,n,o){!function(e,t,i,r,s,n,o){var a=e.viewer.scene.canvas.spinner;a.processes++,"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(function(o){r.basePath=DE(t),SE(e,t,o,i,r,s,n),a.processes--}),(function(e){a.processes--,o(e)})):e.dataSource.getGLTF(t,(function(o){r.basePath=DE(t),SE(e,t,o,i,r,s,n),a.processes--}),(function(e){a.processes--,o(e)}))}(e,t,i,r=r||{},s,(function(){we.scheduleTask((function(){s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1)})),n&&n()}),(function(t){e.error(t),o&&o(t),s.fire("error",t)}))}},{key:"parse",value:function(e,t,i,r,s,n,o){SE(e,"",t,i,r=r||{},s,(function(){s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1),n&&n()}))}}]),e}();function DE(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function SE(e,t,i,r,s,n,o){var a=e.viewer.scene.canvas.spinner;a.processes++,NB(i,FE,{baseUri:s.basePath}).then((function(i){var l={src:t,entityId:s.entityId,metaModelJSON:r,autoMetaModel:s.autoMetaModel,metaObjects:[],loadBuffer:s.loadBuffer,basePath:s.basePath,handlenode:s.handlenode,backfaces:!!s.backfaces,gltfData:i,scene:n.scene,plugin:e,sceneModel:n,numObjects:0,nodes:[],nextId:0,log:function(t){e.log(t)}};!function(e){var t=e.gltfData.textures;if(t)for(var i=0,r=t.length;i<r;i++)TE(e,t[i])}(l),function(e){var t=e.gltfData.materials;if(t)for(var i=0,r=t.length;i<r;i++){var s=t[i];s._textureSetId=RE(e,s),s._attributes=LE(e,s)}}(l),s.autoMetaModel&&l.metaObjects.push({id:n.id,type:"Default",name:n.id}),function(e){var t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void function(e,t){e.plugin.error(t)}(e,"glTF has no default scene");var r=i.nodes;if(!r)return;!function e(t){t.forEach((function(t){var i=t.mesh;i&&(i.instances||(i.instances=0),i.instances+=1),t.children&&e(t.children)}))}(r);var s=[],n=null;!function t(i,r,o){i.forEach((function(i){var a=i.name,l=null!=a&&a||0===r&&"entity-"+e.nextId++;if(l){for(;e.sceneModel.objects[l];)l="entity-"+e.nextId++;s.push(n),n=[]}var u=function(e,t){var i;e.matrix&&(i=e.matrix,t=t?re.mulMat4(t,i,re.mat4()):i);e.translation&&(i=re.translationMat4v(e.translation),t=t?re.mulMat4(t,i,re.mat4()):i);e.rotation&&(i=re.quaternionToMat4(e.rotation),t=t?re.mulMat4(t,i,re.mat4()):i);e.scale&&(i=re.scalingMat4v(e.scale),t=t?re.mulMat4(t,i,re.mat4()):i);return t}(i,o);i.mesh&&function(e,t,i,r){var s=e.mesh;if(!s)return;var n=s.primitives.length;if(n>0)for(var o=0;o<n;o++){var a=s.primitives[o];if(!(a.mode<4)){var l={id:t.sceneModel.id+"."+t.numObjects++},u=a.material;u?(l.textureSetId=u._textureSetId,l.color=u._attributes.color,l.opacity=u._attributes.opacity,l.metallic=u._attributes.metallic,l.roughness=u._attributes.roughness):(l.color=new Float32Array([1,1,1]),l.opacity=1);var c=!1!==t.backfaces||u&&!1!==u.doubleSided;switch(a.mode){case 0:l.primitive="points";break;case 1:case 2:case 3:l.primitive="lines";break;default:l.primitive=c?"triangles":"solid"}var A=a.attributes.POSITION;if(A){l.localPositions=A.value,l.positions=new Float64Array(l.localPositions.length),a.attributes.NORMAL&&(l.normals=a.attributes.NORMAL.value),a.attributes.TEXCOORD_0&&(l.uv=a.attributes.TEXCOORD_0.value),a.indices&&(l.indices=a.indices.value),i?re.transformPositions3(i,l.localPositions,l.positions):l.positions.set(l.localPositions);var h=re.vec3();je(l.positions,l.positions,h)&&(l.origin=h),t.sceneModel.createMesh(l),r.push(l.id)}}}}(i,e,u,n),i.children&&t(i.children,r+1,u),l&&(n.length>0&&(e.sceneModel.createEntity({id:l,meshIds:n,isObject:!0}),e.autoMetaModel&&e.metaObjects.push({id:l,type:"Default",name:l,parent:e.sceneModel.id})),n=s.pop())}))}(r,0,null)}(l),n.finalize(),s.autoMetaModel&&e.viewer.metaScene.createMetaModel(n.id,{metaObjects:l.metaObjects}),a.processes--,o()}))}function TE(e,t){if(t.source&&t.source.image){var i="texture-".concat(e.nextId++),r=1005;switch(t.sampler.minFilter){case 9728:r=1003;break;case 9729:r=1006;break;case 9984:r=1004;break;case 9985:r=1007;break;case 9986:r=1005;break;case 9987:r=1008}var s=1006;switch(t.sampler.magFilter){case 9728:s=1003;break;case 9729:s=1006}var n=1e3;switch(t.sampler.wrapS){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}var o=1e3;switch(t.sampler.wrapT){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}var a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:r,magFilter:s,wrapS:n,wrapT:o,wrapR:a,encoding:3001}),t._textureId=i}}function RE(e,t){var i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":var r=t.alphaCutoff;i.alphaCutoff=void 0!==r?r:.5}var s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){var n=t.pbrMetallicRoughness,o=n.baseColorTexture||n.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}var a=t.extensions;if(a){var l=a.KHR_materials_pbrSpecularGlossiness;if(l){l.specularTexture;var u=l.specularColorTexture;null!=u&&(i.colorTextureId=e.gltfData.textures[u.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 0!==i.colorTextureId||void 0!==i.metallicRoughnessTextureId?(i.id="textureSet-".concat(e.nextId++,";"),e.sceneModel.createTextureSet(i),i.id):null}function LE(e,t){var i=t.extensions,r={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:!0};if(i){var s=i.KHR_materials_pbrSpecularGlossiness;if(s){var n=s.diffuseFactor;null!=n&&r.color.set(n)}var o=i.KHR_materials_common;if(o){var a=o.technique,l=o.values||{},u="BLINN"===a,c="PHONG"===a,A="LAMBERT"===a,h=l.diffuse;h&&(u||c||A)&&(he.isString(h)||r.color.set(h));var d=l.transparency;null!=d&&(r.opacity=d);var p=l.transparent;null!=p&&(r.opacity=p)}}var f=t.pbrMetallicRoughness;if(f){var v=f.baseColorFactor;v&&(r.color[0]=v[0],r.color[1]=v[1],r.color[2]=v[2],r.opacity=v[3]);var g=f.metallicFactor;null!=g&&(r.metallic=g);var m=f.roughnessFactor;null!=m&&(r.roughness=m)}return r.doubleSided=!1!==t.doubleSided,r}var UE={DEFAULT:{}},OE=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"GLTFLoader",e,s))._sceneModelLoader=new IE(b(r),s),r.dataSource=s.dataSource,r.objectDefaults=s.objectDefaults,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new Ad}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||UE}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Qh(this.viewer.scene,he.apply(t,{isModel:!0,dtxEnabled:t.dtxEnabled})),r=i.id;if(!t.src&&!t.gltf)return this.error("load() param expected: src or gltf"),i;if(t.metaModelSrc||t.metaModelJSON){var s=function(s){e.viewer.metaScene.createMetaModel(r,s,{}),e.viewer.scene.canvas.spinner.processes--,t.src?e._sceneModelLoader.load(e,t.src,s,t,i):e._sceneModelLoader.parse(e,t.gltf,s,t,i)};if(t.metaModelSrc){var n=t.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(n,(function(t){e.viewer.scene.canvas.spinner.processes--,s(t)}),(function(t){e.error("load(): Failed to load model metadata for model '".concat(r," from  '").concat(n,"' - ").concat(t)),e.viewer.scene.canvas.spinner.processes--}))}else t.metaModelJSON&&s(t.metaModelJSON)}else t.src?this._sceneModelLoader.load(this,t.src,null,t,i):this._sceneModelLoader.parse(this,t.gltf,null,t,i);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}();function NE(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r="lightgrey",s=i.hoverColor||"rgba(0,0,0,0.4)",n=i.textColor||"black",o=500,a=o+o/3,l=a/24,u=[{boundary:[6,6,6,6],color:i.frontColor||i.color||"#55FF55"},{boundary:[18,6,6,6],color:i.backColor||i.color||"#55FF55"},{boundary:[12,6,6,6],color:i.rightColor||i.color||"#FF5555"},{boundary:[0,6,6,6],color:i.leftColor||i.color||"#FF5555"},{boundary:[6,0,6,6],color:i.topColor||i.color||"#7777FF"},{boundary:[6,12,6,6],color:i.bottomColor||i.color||"#7777FF"}],c=[{label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,1,0],up:[0,0,1]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,-1,0],up:[0,0,1]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,0,1]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,0,1]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,0,1],up:[0,-1,0]},{boundaries:[[7,5,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,0,-1],up:[1,0,1]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-1,-1],up:[0,-1,1]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,0,-1],up:[-1,0,1]},{boundaries:[[7,11,4,2]],dir:[0,1,1],up:[0,-1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,0,1],up:[-1,0,1]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,-1,1],up:[0,1,1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,0,1],up:[1,0,1]},{boundaries:[[5,7,2,4]],dir:[1,1,0],up:[0,0,1]},{boundaries:[[11,7,2,4]],dir:[-1,1,0],up:[0,0,1]},{boundaries:[[17,7,2,4]],dir:[-1,-1,0],up:[0,0,1]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,-1,0],up:[0,0,1]},{boundaries:[[5,11,2,2]],dir:[1,1,1],up:[-1,-1,1]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[1,-1,1],up:[-1,1,1]},{boundaries:[[5,5,2,2]],dir:[1,1,-1],up:[1,1,1]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-1,-1,1],up:[1,1,1]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-1,-1,-1],up:[-1,-1,1]},{boundaries:[[11,11,2,2]],dir:[-1,1,1],up:[1,-1,1]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[1,-1,-1],up:[1,-1,1]},{boundaries:[[11,5,2,2]],dir:[-1,1,-1],up:[-1,1,1]}];i.frontColor||i.color,i.backColor||i.color,i.rightColor||i.color,i.leftColor||i.color,i.topColor||i.color,i.bottomColor||i.color;for(var A=[{yUp:"",label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,0,1],up:[0,1,0]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,1,0]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,1,0]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,-1,0],up:[0,0,-1]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,1,0],up:[0,0,1]},{boundaries:[[7,5,4,2]],dir:[0,-.7071,-.7071],up:[0,.7071,-.7071]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,-1,0],up:[1,1,0]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-.7071,.7071],up:[0,.7071,.7071]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,-1,0],up:[-1,1,0]},{boundaries:[[7,11,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,1,0],up:[-1,1,0]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,1,1],up:[0,1,-1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,1,0],up:[1,1,0]},{boundaries:[[5,7,2,4]],dir:[1,0,-1],up:[0,1,0]},{boundaries:[[11,7,2,4]],dir:[-1,0,-1],up:[0,1,0]},{boundaries:[[17,7,2,4]],dir:[-1,0,1],up:[0,1,0]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,0,1],up:[0,1,0]},{boundaries:[[5,11,2,2]],dir:[.5,.7071,-.5],up:[-.5,.7071,.5]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[.5,.7071,.5],up:[-.5,.7071,-.5]},{boundaries:[[5,5,2,2]],dir:[.5,-.7071,-.5],up:[.5,.7071,-.5]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-.5,.7071,.5],up:[.5,.7071,-.5]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-.5,-.7071,.5],up:[-.5,.7071,.5]},{boundaries:[[11,11,2,2]],dir:[-.5,.7071,-.5],up:[.5,.7071,.5]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[.5,-.7071,.5],up:[.5,.7071,.5]},{boundaries:[[11,5,2,2]],dir:[-.5,-.7071,-.5],up:[-.5,.7071,-.5]}],h=0,d=c.length;h<d;h++)re.normalizeVec3(c[h].dir,c[h].dir),re.normalizeVec3(c[h].up,c[h].up);for(var p=0,f=A.length;p<f;p++)re.normalizeVec3(A[p].dir,A[p].dir),re.normalizeVec3(A[p].up,A[p].up);var v=A;this._textureCanvas=document.createElement("canvas"),this._textureCanvas.width=a,this._textureCanvas.height=o,this._textureCanvas.style.width=a+"px",this._textureCanvas.style.height=o+"px",this._textureCanvas.style.padding="0",this._textureCanvas.style.margin="0",this._textureCanvas.style.top="0",this._textureCanvas.style.background=r,this._textureCanvas.style.position="absolute",this._textureCanvas.style.opacity="1.0",this._textureCanvas.style.visibility="hidden",this._textureCanvas.style["z-index"]=2e6;var g=document.getElementsByTagName("body")[0];g.appendChild(this._textureCanvas);var m=this._textureCanvas.getContext("2d"),_=!1;function y(){for(var e=0,i=u.length;e<i;e++){var o=u[e],a=o.boundary,c=Math.round(a[0]*l),A=Math.round(a[1]*l),h=Math.round(a[2]*l),d=Math.round(a[3]*l);m.fillStyle=o.color,m.fillRect(c,A,h,d)}for(var p=0,f=v.length;p<f;p++){for(var g=void 0,_=void 0,y=void 0,b=void 0,x=v[p],w=x.boundaries,P=0,C=w.length;P<C;P++){var M=w[P];g=Math.round(M[0]*l),_=Math.round(M[1]*l),y=Math.round(M[2]*l),b=Math.round(M[3]*l),x.highlighted&&(m.fillStyle=x.highlighted?s:x.color||r,m.fillRect(g,_,y,b))}if(x.label){m.fillStyle=n,m.font="60px sans-serif",m.textAlign="center";var E=g+.5*y,F=_+.7*b;m.fillText(B(x.label),E,F,80)}}t.glRedraw()}var b,x,w,B=(b={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},x={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},w={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"},function(t){var i=_?x:b,r=i?i[t]:null;return r?e.localeService.translate(r)||w[r]||r:t});this.setZUp=function(){_=!0,v=c,this.clear()},this.setYUp=function(){_=!1,v=A,this.clear()},this.clear=function(){m.fillStyle=r,m.fillRect(0,0,a,o);for(var e=0,t=v.length;e<t;e++){v[e].highlighted=!1}y()},this.getArea=function(e){for(var t=e[0]*a,i=o-e[1]*o,r=0,s=v.length;r<s;r++)for(var n=v[r].boundaries,u=0,c=n.length;u<c;u++){var A=n[u];if(t>=A[0]*l&&t<=(A[0]+A[2])*l&&i>=A[1]*l&&i<=(A[1]+A[3])*l)return r}return-1},this.setAreaHighlighted=function(e,t){var i=v[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,y()},this.getAreaDir=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}var QE=re.vec3(),VE=re.vec3();re.mat4();var HE=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),r=t.call(this,"NavCube",e,s),e.navCube=b(r);var n=!0;try{r._navCubeScene=new Ar(e,{canvasId:s.canvasId,canvasElement:s.canvasElement,transparent:!0}),r._navCubeCanvas=r._navCubeScene.canvas.canvas,r._navCubeScene.input.keyboardEnabled=!1}catch(e){return r.error(e),y(r)}var o=r._navCubeScene;o.clearLights(),new Si(o,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Si(o,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Si(o,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),r._navCubeCamera=o.camera,r._navCubeCamera.ortho.scale=7,r._navCubeCamera.ortho.near=.1,r._navCubeCamera.ortho.far=2e3,o.edgeMaterial.edgeColor=[.2,.2,.2],o.edgeMaterial.edgeAlpha=.6,r._zUp=Boolean(e.camera.zUp);var a=b(r);r.setIsProjectNorth(s.isProjectNorth),r.setProjectNorthOffsetAngle(s.projectNorthOffsetAngle);var l,u=(l=re.mat4(),function(e,t,i){return re.identityMat4(l),re.rotationMat4v(e*a._projectNorthOffsetAngle*re.DEGTORAD,[0,1,0],l),re.transformVec3(l,t,i)});r._synchCamera=function(){var t=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),i=re.vec3(),r=re.vec3(),s=re.vec3();return function(){var n=e.camera.eye,o=e.camera.look,l=e.camera.up;i=re.mulVec3Scalar(re.normalizeVec3(re.subVec3(n,o,i)),5),a._isProjectNorth&&a._projectNorthOffsetAngle&&(i=u(-1,i,QE),l=u(-1,l,VE)),a._zUp?(re.transformVec3(t,i,r),re.transformVec3(t,l,s),a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=re.transformVec3(t,i,r),a._navCubeCamera.up=re.transformPoint3(t,l,s)):(a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=i,a._navCubeCamera.up=l)}}(),r._cubeTextureCanvas=new NE(e,o,s),r._cubeSampler=new Yn(o,{image:r._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),r._cubeMesh=new gn(o,{geometry:new Wi(o,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new Zi(o,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:r._cubeSampler,emissiveMap:r._cubeSampler}),visible:!!n,edges:!0}),r._shadow=!1===s.shadowVisible?null:new gn(o,{geometry:new Wi(o,_n({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new Zi(o,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!!n,pickable:!1,backfaces:!1}),r._onCameraMatrix=e.camera.on("matrix",r._synchCamera),r._onCameraWorldAxis=e.camera.on("worldAxis",(function(){e.camera.zUp?(r._zUp=!0,r._cubeTextureCanvas.setZUp(),r._repaint(),r._synchCamera()):e.camera.yUp&&(r._zUp=!1,r._cubeTextureCanvas.setYUp(),r._repaint(),r._synchCamera())})),r._onCameraFOV=e.camera.perspective.on("fov",(function(e){r._synchProjection&&(r._navCubeCamera.perspective.fov=e)})),r._onCameraProjection=e.camera.on("projection",(function(e){r._synchProjection&&(r._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var c=-1;function A(t,i){var r=(t-d)*-_,s=(i-p)*-_;e.camera.orbitYaw(r),e.camera.orbitPitch(-s),d=t,p=i}function h(e){var t=[0,0];if(e){for(var i=e.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-r,t[1]=e.pageY-s}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var d,p,f=null,v=null,g=!1,m=!1,_=.5;a._navCubeCanvas.addEventListener("mouseenter",a._onMouseEnter=function(e){m=!0}),a._navCubeCanvas.addEventListener("mouseleave",a._onMouseLeave=function(e){m=!1}),a._navCubeCanvas.addEventListener("mousedown",a._onMouseDown=function(e){if(1===e.which){f=e.x,v=e.y,d=e.clientX,p=e.clientY;var t=h(e),i=o.pick({canvasPos:t});g=!!i}}),document.addEventListener("mouseup",a._onMouseUp=function(e){if(1===e.which&&(g=!1,null!==f)){var t=h(e),i=o.pick({canvasPos:t,pickSurface:!0});if(i&&i.uv){var r=a._cubeTextureCanvas.getArea(i.uv);if(r>=0&&(document.body.style.cursor="pointer",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),r>=0)){if(a._cubeTextureCanvas.setAreaHighlighted(r,!0),c=r,a._repaint(),e.x<f-3||e.x>f+3||e.y<v-3||e.y>v+3)return;var s=a._cubeTextureCanvas.getAreaDir(r);if(s){var n=a._cubeTextureCanvas.getAreaUp(r);a._isProjectNorth&&a._projectNorthOffsetAngle&&(s=u(1,s,QE),n=u(1,n,VE)),x(s,n,(function(){c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),document.body.style.cursor="pointer",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),r>=0&&(a._cubeTextureCanvas.setAreaHighlighted(r,!1),c=-1,a._repaint())}))}}}}}),document.addEventListener("mousemove",a._onMouseMove=function(e){if(c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),1!==e.buttons||g){if(g){var t=e.clientX,i=e.clientY;return document.body.style.cursor="move",void A(t,i)}if(m){var r=h(e),s=o.pick({canvasPos:r,pickSurface:!0});if(s){if(s.uv){document.body.style.cursor="pointer";var n=a._cubeTextureCanvas.getArea(s.uv);if(n===c)return;c>=0&&a._cubeTextureCanvas.setAreaHighlighted(c,!1),n>=0&&(a._cubeTextureCanvas.setAreaHighlighted(n,!0),a._repaint(),c=n)}}else document.body.style.cursor="default",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1)}}});var x=function(){var t=re.vec3();return function(i,r,s){var n=a._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,o=re.getAABB3Diag(n);re.getAABB3Center(n,t);var l=Math.abs(o/Math.tan(a._cameraFitFOV*re.DEGTORAD));e.cameraControl.pivotPos=t,a._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV,duration:a._cameraFlyDuration},s):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV},s)}}();return r._onUpdated=e.localeService.on("updated",(function(){r._cubeTextureCanvas.clear(),r._repaint()})),r.setVisible(s.visible),r.setCameraFitFOV(s.cameraFitFOV),r.setCameraFly(s.cameraFly),r.setCameraFlyDuration(s.cameraFlyDuration),r.setFitVisible(s.fitVisible),r.setSynchProjection(s.synchProjection),r}return C(i,[{key:"send",value:function(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}},{key:"_repaint",value:function(){var e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}},{key:"getVisible",value:function(){return!!this._navCubeCanvas&&this._cubeMesh.visible}},{key:"setFitVisible",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._fitVisible=e}},{key:"getFitVisible",value:function(){return this._fitVisible}},{key:"setCameraFly",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._cameraFly=e}},{key:"getCameraFly",value:function(){return this._cameraFly}},{key:"setCameraFitFOV",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:45;this._cameraFitFOV=e}},{key:"getCameraFitFOV",value:function(){return this._cameraFitFOV}},{key:"setCameraFlyDuration",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.5;this._cameraFlyDuration=e}},{key:"getCameraFlyDuration",value:function(){return this._cameraFlyDuration}},{key:"setSynchProjection",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._synchProjection=e}},{key:"getSynchProjection",value:function(){return this._synchProjection}},{key:"setIsProjectNorth",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._isProjectNorth=e}},{key:"getIsProjectNorth",value:function(){return this._isProjectNorth}},{key:"setProjectNorthOffsetAngle",value:function(e){this._projectNorthOffsetAngle=e}},{key:"getProjectNorthOffsetAngle",value:function(){return this._projectNorthOffsetAngle}},{key:"destroy",value:function(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}(),jE=re.vec3(),GE=function(){function e(){B(this,e)}return C(e,[{key:"load",value:function(e,t){var i=e.scene.canvas.spinner;i.processes++,zE(e,t,(function(t){KE(e,t,(function(){YE(e,t),i.processes--,we.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}},{key:"parse",value:function(e,t,i,r){if(t){var s=WE(e,t,null);i&&JE(e,i,r),YE(e,s),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}]),e}(),zE=function(e,t,i){ZE(t,(function(r){var s=WE(e,r,t);i(s)}),(function(t){e.error(t)}))},WE=function(){var e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(r,s,n){var o={src:n=n||"",basePath:t(n),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(o,"",!1),-1!==s.indexOf("\r\n")&&(s=s.replace("\r\n","\n"));for(var a=s.split("\n"),l="",u="",c="",d=[],p="function"==typeof"".trimLeft,f=0,v=a.length;f<v;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(u=l.charAt(0)))if("v"===u)if(" "===(c=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))o.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===c&&null!==(d=e.normal_pattern.exec(l)))o.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==c||null===(d=e.uv_pattern.exec(l)))return void r.error("Unexpected vertex/normal/uv line: '"+l+"'");o.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===u)if(null!==(d=e.face_vertex_uv_normal.exec(l)))A(o,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))A(o,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else 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s=e.uv,n=e.object.geometry.uv;n.push(s[t+0]),n.push(s[t+1]),n.push(s[i+0]),n.push(s[i+1]),n.push(s[r+0]),n.push(s[r+1])}function c(e,t){var i=e.uv,r=e.object.geometry.uv;r.push(i[t+0]),r.push(i[t+1])}function A(e,t,i,a,c,A,h,d,p,f,v,g,m){var _,y=e.positions.length,b=r(t,y),x=r(i,y),w=r(a,y);if(void 0===c?o(e,b,x,w):(o(e,b,x,_=r(c,y)),o(e,x,w,_)),void 0!==A){var B=e.uv.length;b=n(A,B),x=n(h,B),w=n(d,B),void 0===c?u(e,b,x,w):(u(e,b,x,_=n(p,B)),u(e,x,w,_))}if(void 0!==f){var P=e.normals.length;b=s(f,P),x=f===v?b:s(v,P),w=f===g?b:s(g,P),void 0===c?l(e,b,x,w):(l(e,b,x,_=s(m,P)),l(e,x,w,_))}}function h(e,t,i){e.object.geometry.type="Line";for(var s=e.positions.length,o=e.uv.length,l=0,u=t.length;l<u;l++)a(e,r(t[l],s));for(var A=0,h=i.length;A<h;A++)c(e,n(i[A],o))}}();function KE(e,t,i){for(var r=t.basePath,s=Object.keys(t.materialLibraries),n=s.length,o=0,a=n;o<a;o++)XE(e,r,r+s[o],(function(){0==--n&&i()}))}var 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n=t.metaModelSrc;he.loadJSON(n,(function(n){e.viewer.metaScene.createMetaModel(r,n),e._sceneGraphLoader.load(i,s,t)}),(function(t){e.error("load(): Failed to load model modelMetadata for model '".concat(r," from  '").concat(n,"' - ").concat(t))}))}else this._sceneGraphLoader.load(i,s,t);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),$E=new Float64Array([0,0,1]),eF=new Float64Array(4),tF=function(){function e(t){B(this,e),this.id=null,this._viewer=t.viewer,this._visible=!1,this._pos=re.vec3(),this._origin=re.vec3(),this._rtcPos=re.vec3(),this._baseDir=re.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),He(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=re.vec3PairToQuaternion($E,e,eF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Tn(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});var r,s,n=this._rootNode,o={arrowHead:new Wi(n,_n({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Wi(n,_n({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new Wi(n,_n({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new Wi(n,lo({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new Wi(n,lo({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new 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Zi(n,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new $i(n,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new $i(n,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:n.addChild(new gn(n,{geometry:new Wi(n,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Zi(n,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new $i(n,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:n.addChild(new gn(n,{geometry:new Wi(n,lo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Zi(n,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new $i(n,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:n.addChild(new gn(n,{geometry:o.curve,material:a.red,matrix:(r=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),s=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4()),re.mulMat4(s,r,re.identityMat4())),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:n.addChild(new gn(n,{geometry:o.curveHandle,material:a.pickable,matrix:function(){var e=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),t=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,-.07,-.8,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(0*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,-.8,-.07,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:n.addChild(new gn(n,{geometry:o.curve,material:a.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:n.addChild(new gn(n,{geometry:o.curveHandle,material:a.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(.07,0,-.8,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(.8,0,-.07,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:n.addChild(new gn(n,{geometry:o.curve,material:a.blue,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:n.addChild(new gn(n,{geometry:o.curveHandle,material:a.pickable,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(.8,-.07,0,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4());return re.mulMat4(e,t,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(.05,-.8,0,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:n.addChild(new gn(n,{geometry:new Wi(n,yn({radius:.05})),material:a.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:n.addChild(new gn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:n.addChild(new gn(n,{geometry:o.axis,material:a.red,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:n.addChild(new gn(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:n.addChild(new gn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:n.addChild(new gn(n,{geometry:o.axis,material:a.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:n.addChild(new gn(n,{geometry:o.axisHandle,material:a.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:n.addChild(new gn(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:n.addChild(new gn(n,{geometry:o.axis,material:a.blue,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:n.addChild(new gn(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:n.addChild(new gn(n,{geometry:new Wi(n,lo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Zi(n,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new $i(n,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:n.addChild(new gn(n,{geometry:o.hoop,material:a.red,highlighted:!0,highlightMaterial:a.highlightRed,matrix:function(){var e=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),t=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:n.addChild(new gn(n,{geometry:o.hoop,material:a.green,highlighted:!0,highlightMaterial:a.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:n.addChild(new gn(n,{geometry:o.hoop,material:a.blue,highlighted:!0,highlightMaterial:a.highlightBlue,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHeadBig,material:a.red,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHeadBig,material:a.green,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new gn(n,{geometry:o.arrowHeadBig,material:a.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this,i=!1,r=-1,s=0,n=1,o=2,a=3,l=4,u=5,c=this._rootNode,A=null,h=null,d=re.vec2(),p=re.vec3([1,0,0]),f=re.vec3([0,1,0]),v=re.vec3([0,0,1]),g=this._viewer.scene.canvas.canvas,m=this._viewer.camera,_=this._viewer.scene,y=re.vec3([0,0,0]),b=-1;this._onCameraViewMatrix=_.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=_.camera.on("projMatrix",(function(){})),this._onSceneTick=_.on("tick",(function(){var t=Math.abs(re.lenVec3(re.subVec3(_.camera.eye,e._pos,y)));if(t!==b&&"perspective"===m.projection){var i=.07*(Math.tan(m.perspective.fov*re.DEGTORAD)*t);c.scale=[i,i,i],b=t}if("ortho"===m.projection){var r=m.ortho.scale/10;c.scale=[r,r,r],b=t}}));var x,w,B,P,C,M=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-r,e[1]=t.pageY-s}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),E=function(){var e=re.mat4();return function(i,r){return re.quaternionToMat4(t._rootNode.quaternion,e),re.transformVec3(e,i,r),re.normalizeVec3(r),r}}(),F=(x=re.vec3(),function(e){var t=Math.abs(e[0]);return t>Math.abs(e[1])&&t>Math.abs(e[2])?re.cross3Vec3(e,[0,1,0],x):re.cross3Vec3(e,[1,0,0],x),re.cross3Vec3(x,e,x),re.normalizeVec3(x),x}),k=(w=re.vec3(),B=re.vec3(),P=re.vec4(),function(e,i,r){E(e,P);var s=F(P,i,r);D(i,s,w),D(r,s,B),re.subVec3(B,w);var n=re.dotVec3(B,P);t._pos[0]+=P[0]*n,t._pos[1]+=P[1]*n,t._pos[2]+=P[2]*n,t._rootNode.position=t._pos,t._sectionPlane&&(t._sectionPlane.pos=t._pos)}),I=function(){var e=re.vec4(),i=re.vec4(),r=re.vec4(),s=re.vec4();return function(n,o,a){if(E(n,s),!(D(o,s,e)&&D(a,s,i))){var l=F(s,o,a);D(o,l,e,1),D(a,l,i,1);var u=re.dotVec3(e,s);e[0]-=u*s[0],e[1]-=u*s[1],e[2]-=u*s[2],u=re.dotVec3(i,s),i[0]-=u*s[0],i[1]-=u*s[1],i[2]-=u*s[2]}re.normalizeVec3(e),re.normalizeVec3(i),u=re.dotVec3(e,i),u=re.clamp(u,-1,1);var c=Math.acos(u)*re.RADTODEG;re.cross3Vec3(e,i,r),re.dotVec3(r,s)<0&&(c=-c),t._rootNode.rotate(n,c),S()}}(),D=function(){var e=re.vec4([0,0,0,1]),i=re.mat4();return function(r,s,n,o){o=o||0,e[0]=r[0]/g.width*2-1,e[1]=-(r[1]/g.height*2-1),e[2]=0,e[3]=1,re.mulMat4(m.projMatrix,m.viewMatrix,i),re.inverseMat4(i),re.transformVec4(i,e,e),re.mulVec4Scalar(e,1/e[3]);var a=m.eye;re.subVec4(e,a,e);var l=t._sectionPlane.pos,u=-re.dotVec3(l,s)-o,c=re.dotVec3(s,e);if(Math.abs(c)>.005){var A=-(re.dotVec3(s,a)+u)/c;return re.mulVec3Scalar(e,A,n),re.addVec3(n,a),re.subVec3(n,l,n),!0}return!1}}(),S=function(){var e=re.vec3(),i=re.mat4();return function(){t.sectionPlane&&(re.quaternionToMat4(c.quaternion,i),re.transformVec3(i,[0,0,1],e),t._setSectionPlaneDir(e))}}(),T=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(function(t){if(e._visible&&!T){var c;switch(i=!1,C&&(C.visible=!1),t.entity.id){case e._displayMeshes.xAxisArrowHandle.id:case e._displayMeshes.xAxisHandle.id:c=e._affordanceMeshes.xAxisArrow,A=s;break;case e._displayMeshes.yAxisArrowHandle.id:case e._displayMeshes.yShaftHandle.id:c=e._affordanceMeshes.yAxisArrow,A=n;break;case e._displayMeshes.zAxisArrowHandle.id:case e._displayMeshes.zAxisHandle.id:c=e._affordanceMeshes.zAxisArrow,A=o;break;case e._displayMeshes.xCurveHandle.id:c=e._affordanceMeshes.xHoop,A=a;break;case e._displayMeshes.yCurveHandle.id:c=e._affordanceMeshes.yHoop,A=l;break;case e._displayMeshes.zCurveHandle.id:c=e._affordanceMeshes.zHoop,A=u;break;default:return void(A=r)}c&&(c.visible=!0),C=c,i=!0}})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(function(t){e._visible&&(C&&(C.visible=!1),C=null,A=r)})),g.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&i&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){T=!0;var r=M(t);h=A,d[0]=r[0],d[1]=r[1]}}),g.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&T){var i=M(t),r=i[0],c=i[1];switch(h){case s:k(p,d,i);break;case n:k(f,d,i);break;case o:k(v,d,i);break;case a:I(p,d,i);break;case l:I(f,d,i);break;case u:I(v,d,i)}d[0]=r,d[1]=c}}),g.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,T&&(t.which,T=!1,i=!1))}),g.addEventListener("wheel",this._canvasWheelListener=function(t){if(e._visible)Math.max(-1,Math.min(1,40*-t.deltaY))})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,r=e.camera,s=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.off(this._onCameraViewMatrix),r.off(this._onCameraProjMatrix),s.off(this._onCameraControlHover),s.off(this._onCameraControlHoverLeave)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),iF=function(){function e(t,i,r){var s=this;B(this,e),this.id=r.id,this._sectionPlane=r,this._mesh=new gn(i,{id:r.id,geometry:new Wi(i,Ki({xSize:.5,ySize:.5,zSize:.001})),material:new Zi(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new tr(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new $i(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new $i(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=re.vec3([0,0,0]),o=re.vec3(),a=re.vec3([0,0,1]),l=re.vec4(4),u=re.vec3(),c=function(){var e=s._sectionPlane.scene.center,t=[-s._sectionPlane.dir[0],-s._sectionPlane.dir[1],-s._sectionPlane.dir[2]];re.subVec3(e,s._sectionPlane.pos,n);var i=-re.dotVec3(t,n);re.normalizeVec3(t),re.mulVec3Scalar(t,i,o);var r=re.vec3PairToQuaternion(a,s._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],s._mesh.quaternion=r,s._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",c),this._onSectionPlaneDir=this._sectionPlane.on("dir",c),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),rF=function(){function e(t,i){var r=this;if(B(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new Ar(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Si(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Si(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Si(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var s=this._scene.camera,n=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),o=re.vec3(),a=re.vec3(),l=re.vec3();this._synchCamera=function(){var e=r._viewer.camera.eye,t=r._viewer.camera.look,i=r._viewer.camera.up;re.mulVec3Scalar(re.normalizeVec3(re.subVec3(e,t,o)),7),r._zUp?(re.transformVec3(n,o,a),re.transformVec3(n,i,l),s.look=[0,0,0],s.eye=re.transformVec3(n,o,a),s.up=re.transformPoint3(n,i,l)):(s.look=[0,0,0],s.eye=o,s.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){r._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=r._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)r._planes[u.id]&&r._onHoverLeavePlane(u.id);u=t.entity,r._planes[u.id]&&r._onHoverEnterPlane(u.id)}}else u&&(r._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?r._planes[u.id]&&r._onClickedPlane(u.id):r._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(r._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new iF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),sF=re.AABB3(),nF=re.vec3(),oF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,"SectionPlanes",e))._freeControls=[],r._sectionPlanes=e.scene.sectionPlanes,r._controls={},r._shownControlId=null,null!==s.overviewCanvasId&&void 0!==s.overviewCanvasId){var n=document.getElementById(s.overviewCanvasId);n?r._overview=new rF(b(r),{overviewCanvas:n,visible:s.overviewVisible,onHoverEnterPlane:function(e){r._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){r._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(r.getShownControl()!==e){r.showControl(e);var t=r.sectionPlanes[e].pos;sF.set(r.viewer.scene.aabb),re.getAABB3Center(sF,nF),sF[0]+=t[0]-nF[0],sF[1]+=t[1]-nF[1],sF[2]+=t[2]-nF[2],sF[3]+=t[0]-nF[0],sF[4]+=t[1]-nF[1],sF[5]+=t[2]-nF[2],r.viewer.cameraFlight.flyTo({aabb:sF,fitFOV:65})}else r.hideControl()},onClickedNothing:function(){r.hideControl()}}):r.warn("Can't find overview canvas: '"+s.overviewCanvasId+"' - will create plugin without overview")}return r._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){r._sectionPlaneCreated(e)})),r}return C(i,[{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new Bn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new tF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var r in this._controls)this._controls.hasOwnProperty(r)&&this._controls[r].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),aF=C((function e(t,i,r,s,n,o){B(this,e),this.plugin=t,this.storeyId=n,this.modelId=s,this.storeyAABB=r.slice(),this.aabb=this.storeyAABB,this.modelAABB=i.slice(),this.numObjects=o})),lF=C((function e(t,i,r,s,n,o){B(this,e),this.storeyId=t,this.imageData=i,this.format=r,this.width=s,this.height=n})),uF=re.vec3(),cF=re.mat4(),AF="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==",hF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"StoreyViews",e))._objectsMemento=new Hd,r._cameraMemento=new Od,r.storeys={},r.modelStoreys={},r._fitStoreyMaps=!!s.fitStoreyMaps,r._onModelLoaded=r.viewer.scene.on("modelLoaded",(function(e){r._registerModelStoreys(e),r.fire("storeys",r.storeys)})),r}return C(i,[{key:"_registerModelStoreys",value:function(e){var t=this,i=this.viewer,r=i.scene,s=i.metaScene,n=s.metaModels[e],o=r.models[e];if(n&&n.rootMetaObjects)for(var a=n.rootMetaObjects,l=0,u=a.length;l<u;l++)for(var c=a[l].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]),A=0,h=c.length;A<h;A++){var d=c[A],p=s.metaObjects[d].getObjectIDsInSubtree(),f=r.getAABB(p),v=Math.random()>.5?p.length:0,g=new aF(this,o.aabb,f,e,d,v);g._onModelDestroyed=o.once("destroyed",(function(){t._deregisterModelStoreys(e),t.fire("storeys",t.storeys)})),this.storeys[d]=g,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][d]=g}}},{key:"_deregisterModelStoreys",value:function(e){var t=this.modelStoreys[e];if(t){var i=this.viewer.scene;for(var r in t)if(t.hasOwnProperty(r)){var s=t[r],n=i.models[s.modelId];n&&n.off(s._onModelDestroyed),delete this.storeys[r]}delete this.modelStoreys[e]}}},{key:"fitStoreyMaps",get:function(){return this._fitStoreyMaps}},{key:"gotoStoreyCamera",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());var r=this.viewer,s=r.scene,n=s.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])t.done&&t.done();else if(o[3]!==o[0]||o[4]!==o[1]||o[5]!==o[2]){var a=re.getAABB3Center(o),l=re.getAABB3Diag(o),u=45,c=Math.abs(l/Math.tan(u*re.DEGTORAD)),A=1.3*l,h=uF;h[0]=a[0]+n.worldUp[0]*c,h[1]=a[1]+n.worldUp[1]*c,h[2]=a[2]+n.worldUp[2]*c;var d=n.worldForward;t.done?r.cameraFlight.flyTo(he.apply(t,{eye:h,look:a,up:d,orthoScale:A}),(function(){t.done()})):(r.cameraFlight.jumpTo(he.apply(t,{eye:h,look:a,up:d,orthoScale:A})),r.camera.ortho.scale=A)}else t.done&&t.done()}},{key:"showStoreyObjects",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(i){var r=this.viewer,s=r.scene,n=r.metaScene,o=n.metaObjects[e];o&&(t.hideOthers&&s.setObjectsVisible(r.scene.visibleObjectIds,!1),this.withStoreyObjects(e,(function(e,t){e&&(e.visible=!0)})))}else this.error("IfcBuildingStorey not found with this ID: "+e)}},{key:"withStoreyObjects",value:function(e,t){var i=this.viewer,r=i.scene,s=i.metaScene,n=s.metaObjects[e];if(n)for(var o=n.getObjectIDsInSubtree(),a=0,l=o.length;a<l;a++){var u=o[a],c=s.metaObjects[u],A=r.objects[u];A&&t(A,c)}}},{key:"createStoreyMap",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),AF;var r,s,n=this.viewer,o=n.scene,a=t.format||"png",l=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,u=Math.abs((l[5]-l[2])/(l[3]-l[0])),c=t.padding||0;t.width&&t.height?(r=t.width,s=t.height):t.height?(s=t.height,r=Math.round(s/u)):t.width?(r=t.width,s=Math.round(r*u)):(r=300,s=Math.round(r*u)),this._objectsMemento.saveObjects(o),this._cameraMemento.saveCamera(o),this.showStoreyObjects(e,he.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);var A=n.getSnapshot({width:r,height:s,format:a});return this._objectsMemento.restoreObjects(o),this._cameraMemento.restoreCamera(o),new lF(e,A,a,r,s,c)}},{key:"_arrangeStoreyMapCamera",value:function(e){var t=this.viewer,i=t.scene.camera,r=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,s=re.getAABB3Center(r),n=uF;n[0]=s[0]+.5*i.worldUp[0],n[1]=s[1]+.5*i.worldUp[1],n[2]=s[2]+.5*i.worldUp[2];var o=i.worldForward;t.cameraFlight.jumpTo({eye:n,look:s,up:o});var a=(r[3]-r[0])/2,l=(r[4]-r[1])/2,u=(r[5]-r[2])/2,c=-a,A=+a,h=-l,d=+l,p=-u,f=+u;t.camera.customProjection.matrix=re.orthoMat4c(c,A,p,f,h,d,cF),t.camera.projection="customProjection"}},{key:"pickStoreyMap",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=e.storeyId,s=this.storeys[r];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+r),null;var n=1-t[0]/e.width,o=1-t[1]/e.height,a=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,l=a[0],u=a[1],c=a[2],A=a[3],h=a[4],d=a[5],p=A-l,f=h-u,v=d-c,g=re.vec3([l+p*n,u+.5*f,c+v*o]),m=re.vec3([0,-1,0]),_=re.addVec3(g,m,uF),y=this.viewer.camera.worldForward,b=re.lookAtMat4v(g,_,y,cF),x=this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:b});return x}},{key:"storeyMapToWorldPos",value:function(e,t){var i=e.storeyId,r=this.storeys[i];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+i),null;var s=1-t[0]/e.width,n=1-t[1]/e.height,o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,a=o[0],l=o[1],u=o[2],c=o[3],A=o[4],h=o[5],d=c-a,p=A-l,f=h-u,v=re.vec3([a+d*s,l+.5*p,u+f*n]);return v}},{key:"getStoreyContainingWorldPos",value:function(e){for(var t in this.storeys){var i=this.storeys[t];if(re.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}},{key:"getStoreyInVerticalRange",value:function(e){for(var t in this.storeys){var i=this.storeys[t],r=[0,0,0,0,0,0],s=[0,0,0];if(r[1]=i.storeyAABB[1],r[4]=i.storeyAABB[4],s[1]=e[1],re.point3AABB3AbsoluteIntersect(r,s))return t}return null}},{key:"isPositionAboveOrBelowBuilding",value:function(e){var t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}},{key:"worldPosToStoreyMap",value:function(e,t,i){var r=e.storeyId,s=this.storeys[r];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+r),!1;var n=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,o=n[0],a=n[1],l=n[2],u=n[3]-o,c=n[4]-a,A=n[5]-l,h=this.viewer.camera.worldUp,d=h[0]>h[1]&&h[0]>h[2],p=!d&&h[1]>h[0]&&h[1]>h[2];!d&&!p&&h[2]>h[0]&&(h[2],h[1]);var f=e.width/u,v=p?e.height/A:e.height/c;return i[0]=Math.floor(e.width-(t[0]-o)*f),i[1]=Math.floor(e.height-(t[2]-l)*v),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}},{key:"worldDirToStoreyMap",value:function(e,t,i){var r=this.viewer.camera,s=r.eye,n=r.look,o=re.subVec3(n,s,uF),a=r.worldUp,l=a[0]>a[1]&&a[0]>a[2],u=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!u&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=o[1],i[1]=o[2]):u?(i[0]=o[0],i[1]=o[2]):(i[0]=o[0],i[1]=o[1]),re.normalizeVec2(i)}},{key:"destroy",value:function(){this.viewer.scene.off(this._onModelLoaded),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),dF=new Float64Array([0,0,1]),pF=new Float64Array(4),fF=function(){function e(t){B(this,e),this.id=null,this._viewer=t.viewer,this._plugin=t,this._visible=!1,this._pos=re.vec3(),this._origin=re.vec3(),this._rtcPos=re.vec3(),this._baseDir=re.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),He(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=re.vec3PairToQuaternion(dF,e,pF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Tn(t,{position:[0,0,0],scale:[5,5,5]});var r=this._rootNode,s={arrowHead:new Wi(r,_n({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Wi(r,_n({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new Wi(r,_n({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},n={red:new Zi(r,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new Zi(r,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new Zi(r,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new $i(r,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:r.addChild(new gn(r,{geometry:new Wi(r,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Zi(r,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:r.addChild(new gn(r,{geometry:new Wi(r,lo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Zi(r,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:r.addChild(new gn(r,{geometry:new Wi(r,yn({radius:.05})),material:n.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:r.addChild(new gn(r,{geometry:s.arrowHead,material:n.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:r.addChild(new gn(r,{geometry:s.axis,material:n.blue,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:r.addChild(new gn(r,{geometry:new Wi(r,lo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Zi(r,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new $i(r,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:r.addChild(new gn(r,{geometry:s.arrowHeadBig,material:n.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this._rootNode,i=re.vec2(),r=this._viewer.camera,s=this._viewer.scene,n=0,o=!1,a=re.vec3([0,0,0]),l=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=s.camera.on("projMatrix",(function(){})),this._onSceneTick=s.on("tick",(function(){o=!1;var i=Math.abs(re.lenVec3(re.subVec3(s.camera.eye,e._pos,a)));if(i!==l&&"perspective"===r.projection){var u=.07*(Math.tan(r.perspective.fov*re.DEGTORAD)*i);t.scale=[u,u,u],l=i}if("ortho"===r.projection){var A=r.ortho.scale/10;t.scale=[A,A,A],l=i}0!==n&&(c(n),n=0)}));var u=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-r,e[1]=t.pageY-s}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),c=function(t){var i=e._sectionPlane.pos,r=e._sectionPlane.dir;re.addVec3(i,re.mulVec3Scalar(r,.1*t*e._plugin.getDragSensitivity(),re.vec3())),e._sectionPlane.pos=i},A=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){A=!0;var r=u(t);i[0]=r[0],i[1]=r[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&A&&!o){var r=u(t),s=r[0],n=r[1];c(n-i[1]),i[0]=s,i[1]=n}}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,A&&(t.which,A=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=function(t){e._visible&&(n+=Math.max(-1,Math.min(1,40*-t.deltaY)))});var h,d,p=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=t.touches[0].clientY,p=h,n=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(o||(o=!0,d=t.touches[0].clientY,null!==p&&(n+=d-p),p=d))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=null,d=null,n=0)})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,r=e.camera,s=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.removeEventListener("touchstart",this._handleTouchStart),s.removeEventListener("touchmove",this._handleTouchMove),s.removeEventListener("touchend",this._handleTouchEnd),r.off(this._onCameraViewMatrix),r.off(this._onCameraProjMatrix)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),vF=function(){function e(t,i,r){var s=this;B(this,e),this.id=r.id,this._sectionPlane=r,this._mesh=new gn(i,{id:r.id,geometry:new Wi(i,Ki({xSize:.5,ySize:.5,zSize:.001})),material:new Zi(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new tr(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new $i(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new $i(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=re.vec3([0,0,0]),o=re.vec3(),a=re.vec3([0,0,1]),l=re.vec4(4),u=re.vec3(),c=function(){var e=s._sectionPlane.scene.center,t=[-s._sectionPlane.dir[0],-s._sectionPlane.dir[1],-s._sectionPlane.dir[2]];re.subVec3(e,s._sectionPlane.pos,n);var i=-re.dotVec3(t,n);re.normalizeVec3(t),re.mulVec3Scalar(t,i,o);var r=re.vec3PairToQuaternion(a,s._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],s._mesh.quaternion=r,s._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",c),this._onSectionPlaneDir=this._sectionPlane.on("dir",c),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),gF=function(){function e(t,i){var r=this;if(B(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new Ar(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Si(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Si(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Si(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var s=this._scene.camera,n=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),o=re.vec3(),a=re.vec3(),l=re.vec3();this._synchCamera=function(){var e=r._viewer.camera.eye,t=r._viewer.camera.look,i=r._viewer.camera.up;re.mulVec3Scalar(re.normalizeVec3(re.subVec3(e,t,o)),7),r._zUp?(re.transformVec3(n,o,a),re.transformVec3(n,i,l),s.look=[0,0,0],s.eye=re.transformVec3(n,o,a),s.up=re.transformPoint3(n,i,l)):(s.look=[0,0,0],s.eye=o,s.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){r._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=r._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)r._planes[u.id]&&r._onHoverLeavePlane(u.id);u=t.entity,r._planes[u.id]&&r._onHoverEnterPlane(u.id)}}else u&&(r._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?r._planes[u.id]&&r._onClickedPlane(u.id):r._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(r._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new vF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),mF=re.AABB3(),_F=re.vec3(),yF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,"FaceAlignedSectionPlanesPlugin",e))._freeControls=[],r._sectionPlanes=e.scene.sectionPlanes,r._controls={},r._shownControlId=null,r._dragSensitivity=s.dragSensitivity||1,null!==s.overviewCanvasId&&void 0!==s.overviewCanvasId){var n=document.getElementById(s.overviewCanvasId);n?r._overview=new gF(b(r),{overviewCanvas:n,visible:s.overviewVisible,onHoverEnterPlane:function(e){r._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){r._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(r.getShownControl()!==e){r.showControl(e);var t=r.sectionPlanes[e].pos;mF.set(r.viewer.scene.aabb),re.getAABB3Center(mF,_F),mF[0]+=t[0]-_F[0],mF[1]+=t[1]-_F[1],mF[2]+=t[2]-_F[2],mF[3]+=t[0]-_F[0],mF[4]+=t[1]-_F[1],mF[5]+=t[2]-_F[2],r.viewer.cameraFlight.flyTo({aabb:mF,fitFOV:65})}else r.hideControl()},onClickedNothing:function(){r.hideControl()}}):r.warn("Can't find overview canvas: '"+s.overviewCanvasId+"' - will create plugin without overview")}return null===s.controlElementId||void 0===s.controlElementId?r.error("Parameter expected: controlElementId"):(r._controlElement=document.getElementById(s.controlElementId),r._controlElement||r.warn("Can't find control element: '"+s.controlElementId+"' - will create plugin without control element")),r._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){r._sectionPlaneCreated(e)})),r}return C(i,[{key:"setDragSensitivity",value:function(e){this._dragSensitivity=e||1}},{key:"getDragSensitivity",value:function(){return this._dragSensitivity}},{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new Bn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new fF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var r in this._controls)this._controls.hasOwnProperty(r)&&this._controls[r].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),bF=function(e){g(i,Ue);var t=_(i);function i(e){var r;return B(this,i),(r=t.call(this,"skyboxes",e)).skyboxes={},r}return C(i,[{key:"send",value:function(e,t){if("clear"===e)this.clear()}},{key:"createSkybox",value:function(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new Kd(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}},{key:"destroySkybox",value:function(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"clear",this).call(this)}}]),i}(),xF=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getSTL",value:function(e,t,i){e=this._cacheBusterURL(e);var r=new XMLHttpRequest;r.overrideMimeType("application/json"),r.open("GET",e,!0),r.responseType="arraybuffer",r.onreadystatechange=function(){4===r.readyState&&(200===r.status?t(r.response):i(r.statusText))},r.send(null)}}]),e}(),wF=re.vec3(),BF=function(){function e(){B(this,e)}return C(e,[{key:"load",value:function(e,t,i,r,s,n){r=r||{};var o=e.viewer.scene.canvas.spinner;o.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,r){try{var s=kF(i);PF(s)?CF(e,s,t,r):MF(e,FF(i),t,r)}catch(e){t.fire("error",e)}}(e,t,i,r);try{var a=kF(i);PF(a)?CF(e,a,t,r):MF(e,FF(i),t,r),o.processes--,we.scheduleTask((function(){t.fire("loaded",!0,!1)})),s&&s()}catch(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}}),(function(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}))}},{key:"parse",value:function(e,t,i,r){var s=e.viewer.scene.canvas.spinner;s.processes++;try{var n=kF(i);PF(n)?CF(e,n,t,r):MF(e,FF(i),t,r),s.processes--,we.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){s.processes--,t.fire("error",e)}}}]),e}();function PF(e){var t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;for(var i=[115,111,108,105,100],r=0;r<5;r++)if(i[r]!==t.getUint8(r,!1))return!0;return!1}function CF(e,t,i,r){for(var s,n,o,a,l,u,c,A=new DataView(t),h=A.getUint32(80,!0),d=!1,p=null,f=null,v=null,g=!1,m=0;m<70;m++)1129270351===A.getUint32(m,!1)&&82===A.getUint8(m+4)&&61===A.getUint8(m+5)&&(d=!0,a=[],l=A.getUint8(m+6)/255,u=A.getUint8(m+7)/255,c=A.getUint8(m+8)/255,A.getUint8(m+9));for(var _=new On(i,{roughness:.5}),y=[],b=[],x=r.splitMeshes,w=0;w<h;w++){var B=84+50*w,P=A.getFloat32(B,!0),C=A.getFloat32(B+4,!0),M=A.getFloat32(B+8,!0);if(d){var E=A.getUint16(B+48,!0);0==(32768&E)?(s=(31&E)/31,n=(E>>5&31)/31,o=(E>>10&31)/31):(s=l,n=u,o=c),(x&&s!==p||n!==f||o!==v)&&(null!==p&&(g=!0),p=s,f=n,v=o)}for(var F=1;F<=3;F++){var k=B+12*F;y.push(A.getFloat32(k,!0)),y.push(A.getFloat32(k+4,!0)),y.push(A.getFloat32(k+8,!0)),b.push(P,C,M),d&&a.push(s,n,o,1)}x&&g&&(EF(i,y,b,a,_,r),y=[],b=[],a=a?[]:null,g=!1)}y.length>0&&EF(i,y,b,a,_,r)}function MF(e,t,i,r){for(var s,n,o,a,l,u,c,A=/facet([\s\S]*?)endfacet/g,h=0,d=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,p=new RegExp("vertex"+d+d+d,"g"),f=new RegExp("normal"+d+d+d,"g"),v=[],g=[];null!==(a=A.exec(t));){for(l=0,u=0,c=a[0];null!==(a=f.exec(c));)s=parseFloat(a[1]),n=parseFloat(a[2]),o=parseFloat(a[3]),u++;for(;null!==(a=p.exec(c));)v.push(parseFloat(a[1]),parseFloat(a[2]),parseFloat(a[3])),g.push(s,n,o),l++;1!==u&&e.error("Error in normal of face "+h),3!==l&&e.error("Error in positions of face "+h),h++}EF(i,v,g,null,new On(i,{roughness:.5}),r)}function EF(e,t,i,r,s,n){for(var o=new Int32Array(t.length/3),a=0,l=o.length;a<l;a++)o[a]=a;i=i&&i.length>0?i:null,r=r&&r.length>0?r:null,n.smoothNormals&&re.faceToVertexNormals(t,i,n);var u=wF;je(t,t,u);var c=new Wi(e,{primitive:"triangles",positions:t,normals:i,colors:r,indices:o}),A=new gn(e,{origin:0!==u[0]||0!==u[1]||0!==u[2]?u:null,geometry:c,material:s,edges:n.edges});e.addChild(A)}function FF(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);for(var t="",i=0,r=e.length;i<r;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function kF(e){if("string"==typeof e){for(var t=new Uint8Array(e.length),i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}var IF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"STLLoader",e,s))._sceneGraphLoader=new BF,r.dataSource=s.dataSource,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new xF}},{key:"load",value:function(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Tn(this.viewer.scene,he.apply(e,{isModel:!0})),i=e.src,r=e.stl;return i||r?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,r,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}]),i}(),DF=function(){function e(){B(this,e)}return C(e,[{key:"createRootNode",value:function(){return document.createElement("ul")}},{key:"createNodeElement",value:function(e,t,i,r,s){var n=document.createElement("li");if(n.id=e.nodeId,e.xrayed&&n.classList.add("xrayed-node"),e.children.length>0){var o=document.createElement("a");o.href="#",o.id="switch-".concat(e.nodeId),o.textContent="+",o.classList.add("plus"),t&&o.addEventListener("click",t),n.appendChild(o)}var a=document.createElement("input");a.id="checkbox-".concat(e.nodeId),a.type="checkbox",a.checked=e.checked,a.style["pointer-events"]="all",i&&a.addEventListener("change",i),n.appendChild(a);var l=document.createElement("span");return l.textContent=e.title,n.appendChild(l),r&&(l.oncontextmenu=r),s&&(l.onclick=s),n}},{key:"createDisabledNodeElement",value:function(e){var t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);var r=document.createElement("span");return r.textContent=e,t.appendChild(r),t}},{key:"addChildren",value:function(e,t){var i=document.createElement("ul");t.forEach((function(e){i.appendChild(e)})),e.parentElement.appendChild(i)}},{key:"expand",value:function(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}},{key:"collapse",value:function(e,t,i){if(e){var r=e.parentElement;if(r){var s=r.querySelector("ul");s&&(r.removeChild(s),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}}}},{key:"isExpanded",value:function(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}},{key:"getId",value:function(e){return e.parentElement.id}},{key:"getIdFromCheckbox",value:function(e){return e.id.replace("checkbox-","")}},{key:"getSwitchElement",value:function(e){return document.getElementById("switch-".concat(e))}},{key:"isChecked",value:function(e){return e.checked}},{key:"setCheckbox",value:function(e,t){var i=document.getElementById("checkbox-".concat(e));i&&t!==i.checked&&(i.checked=t)}},{key:"setXRayed",value:function(e,t){var i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}},{key:"setHighlighted",value:function(e,t){var i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}]),e}(),SF=[],TF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,"TreeViewPlugin",e)).errors=[],r.valid=!0;var n=s.containerElement||document.getElementById(s.containerElementId);if(!(n instanceof HTMLElement))return r.error("Mandatory config expected: valid containerElementId or containerElement"),y(r);for(var o=0;;o++)if(!SF[o]){SF[o]=b(r),r._index=o,r._id="tree-".concat(o);break}if(r._containerElement=n,r._metaModels={},r._autoAddModels=!1!==s.autoAddModels,r._autoExpandDepth=s.autoExpandDepth||0,r._sortNodes=!1!==s.sortNodes,r._viewer=e,r._rootElement=null,r._muteSceneEvents=!1,r._muteTreeEvents=!1,r._rootNodes=[],r._objectNodes={},r._nodeNodes={},r._rootNames={},r._sortNodes=s.sortNodes,r._pruneEmptyNodes=s.pruneEmptyNodes,r._showListItemElementId=null,r._renderService=s.renderService||new DF,!r._renderService)throw new Error("TreeViewPlugin: no render service set");if(r._containerElement.oncontextmenu=function(e){e.preventDefault()},r._onObjectVisibility=r._viewer.scene.on("objectVisibility",(function(e){if(!r._muteSceneEvents){var t=e.id,i=r._objectNodes[t];if(i){var s=e.visible;if(s!==i.checked){r._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,r._renderService.setCheckbox(i.nodeId,s);for(var n=i.parent;n;)n.checked=s,s?n.numVisibleEntities++:n.numVisibleEntities--,r._renderService.setCheckbox(n.nodeId,n.numVisibleEntities>0),n=n.parent;r._muteTreeEvents=!1}}}})),r._onObjectXrayed=r._viewer.scene.on("objectXRayed",(function(e){if(!r._muteSceneEvents){var t=e.id,i=r._objectNodes[t];if(i){r._muteTreeEvents=!0;var s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,r._renderService.setXRayed(i.nodeId,s),r._muteTreeEvents=!1)}}})),r._switchExpandHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;r._expandSwitchElement(t)},r._switchCollapseHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;r._collapseSwitchElement(t)},r._checkboxChangeHandler=function(e){if(!r._muteTreeEvents){r._muteSceneEvents=!0;var t=e.target,i=r._renderService.isChecked(t),s=r._renderService.getIdFromCheckbox(t),n=r._nodeNodes[s],o=r._viewer.scene.objects,a=0;r._withNodeTree(n,(function(e){var t=e.objectId,s=o[t],n=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,n&&i!==e.checked&&a++,e.checked=i,r._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));for(var l=n.parent;l;)l.checked=i,i?l.numVisibleEntities+=a:l.numVisibleEntities-=a,r._renderService.setCheckbox(l.nodeId,l.numVisibleEntities>0),l=l.parent;r._muteSceneEvents=!1}},r._hierarchy=s.hierarchy||"containment",r._autoExpandDepth=s.autoExpandDepth||0,r._autoAddModels){for(var a=Object.keys(r.viewer.metaScene.metaModels),l=0,u=a.length;l<u;l++){var c=a[l],A=r.viewer.metaScene.metaModels[c];A.finalized&&r.addModel(c)}r.viewer.scene.on("modelLoaded",(function(e){r.viewer.metaScene.metaModels[e]&&r.addModel(e)}))}return r.hierarchy=s.hierarchy,r}return C(i,[{key:"hierarchy",get:function(){return this._hierarchy},set:function(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}},{key:"addModel",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this._containerElement){var r=this.viewer.scene.models[e];if(!r)throw"Model not found: "+e;var s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,i&&i.rootName&&(this._rootNames[e]=i.rootName),r.on("destroyed",(function(){t.removeModel(r.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}}},{key:"removeModel",value:function(e){this._containerElement&&(this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes()))}},{key:"showNode",value:function(e){this.unShowNode();var t=this._objectNodes[e];if(t){var i=t.nodeId,r=this._renderService.getSwitchElement(i);if(r)return this._expandSwitchElement(r),r.scrollIntoView(),!0;var s=[];s.unshift(t);for(var n=t.parent;n;)s.unshift(n),n=n.parent;for(var o=0,a=s.length;o<a;o++){var l=this._renderService.getSwitchElement(s[o].nodeId);l&&this._expandSwitchElement(l)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}}},{key:"unShowNode",value:function(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}},{key:"expandToDepth",value:function(e){var t=this;this.collapse();for(var i=function i(r,s){if(s!==e){var n=t._renderService.getSwitchElement(r.nodeId);if(n){t._expandSwitchElement(n);for(var o=r.children,a=0,l=o.length;a<l;a++){i(o[a],s+1)}}}},r=0,s=this._rootNodes.length;r<s;r++){i(this._rootNodes[r],0)}}},{key:"collapse",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e].objectId;this._collapseNode(i)}}},{key:"withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var r=0,s=i.length;r<s;r++)this.withNodeTree(i[r],t)}},{key:"destroy",value:function(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete SF[this._index],f(x(i.prototype),"destroy",this).call(this))}},{key:"_createNodes",value:function(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}},{key:"_validate",value:function(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}},{key:"_validateMetaModelForStoreysHierarchy",value:function(){return!0}},{key:"_createEnabledNodes",value:function(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}},{key:"_createDisabledNodes",value:function(){var e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);var t=this._viewer.metaScene.rootMetaObjects;for(var i in t){var r=t[i],s=r.type,n=r.name,o=n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,a=this._renderService.createDisabledNodeElement(o);e.appendChild(a)}}},{key:"_findEmptyNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._findEmptyNodes2(e[t])}},{key:"_findEmptyNodes2",value:function(e){var t=this.viewer,i=t.scene,r=e.children,s=e.id,n=i.objects[s];if(e._countEntities=0,n&&e._countEntities++,r)for(var o=0,a=r.length;o<a;o++){var l=r[o];l._countEntities=this._findEmptyNodes2(l),e._countEntities+=l._countEntities}return e._countEntities}},{key:"_createStoreysNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createStoreysNodes2(e[t],null,null,null)}},{key:"_createStoreysNodes2",value:function(e,t,i,r){if(!this._pruneEmptyNodes||0!==e._countEntities){var s=e.type,n=e.name,o=e.children,a=e.id;if("IfcBuilding"===s)t={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===s){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,r={}}else{if(i)if(this._viewer.scene.objects[a]){var l=(r=r||{})[s];l||(l={nodeId:"".concat(this._id,"-").concat(i.objectId,"-").concat(s),objectId:"".concat(i.objectId,"-").concat(s),title:s,type:s,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l,r[s]=l);var u={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,type:s,parent:l,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};l.children.push(u),this._objectNodes[u.objectId]=u,this._nodeNodes[u.nodeId]=u}}if(o)for(var c=0,A=o.length;c<A;c++){var h=o[c];this._createStoreysNodes2(h,t,i,r)}}}},{key:"_createTypesNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createTypesNodes2(e[t],null,null)}},{key:"_createTypesNodes2",value:function(e,t,i){if(!this._pruneEmptyNodes||0!==e._countEntities){var r=e.type,s=e.name,n=e.children,o=e.id;if(e.parent){if(t)if(this._viewer.scene.objects[o]){var a=i[r];a||(a={nodeId:"".concat(this._id,"-").concat(t.objectId,"-").concat(r),objectId:"".concat(t.objectId,"-").concat(r),title:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(a),this._objectNodes[a.objectId]=a,this._nodeNodes[a.nodeId]=a,i[r]=a);var l={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:s&&""!==s&&"Default"!==s?s:r,type:r,parent:a,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};a.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l}}else t={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(n)for(var u=0,c=n.length;u<c;u++){var A=n[u];this._createTypesNodes2(A,t,i)}}}},{key:"_createContainmentNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createContainmentNodes2(e[t],null)}},{key:"_createContainmentNodes2",value:function(e,t){if(!this._pruneEmptyNodes||0!==e._countEntities){var i=e.type,r=e.name||i,s=e.children,n=e.id,o={nodeId:"".concat(this._id,"-").concat(n),objectId:n,title:t?r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||r,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(o):this._rootNodes.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o,s)for(var a=0,l=s.length;a<l;a++){var u=s[a];this._createContainmentNodes2(u,o)}}}},{key:"_doSortNodes",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e];this._sortChildren(i)}}},{key:"_sortChildren",value:function(e){var t=e.children;if(t&&0!==t.length){"storeys"===this._hierarchy&&"IfcBuilding"===e.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(var i=0,r=t.length;i<r;i++){var s=t[i];this._sortChildren(s)}}}},{key:"_getSpatialSortFunc",value:function(){var e=this.viewer,t=e.scene,i=t.camera,r=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=function(e,s){e.aabb&&s.aabb||(e.aabb||(e.aabb=t.getAABB(r.getObjectIDsInSubtree(e.objectId))),s.aabb||(s.aabb=t.getAABB(r.getObjectIDsInSubtree(s.objectId))));var n=0;return n=i.xUp?0:i.yUp?1:2,e.aabb[n]>s.aabb[n]?-1:e.aabb[n]<s.aabb[n]?1:0})}},{key:"_alphaSortFunc",value:function(e,t){var i=e.title.toUpperCase(),r=t.title.toUpperCase();return i<r?-1:i>r?1:0}},{key:"_synchNodesToEntities",value:function(){for(var e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects,r=0,s=e.length;r<s;r++){var n=e[r];if(t[n]){var o=this._objectNodes[n];if(o){var a=i[n];if(a){var l=a.visible;o.numEntities=1,o.xrayed=a.xrayed,l?(o.numVisibleEntities=1,o.checked=!0):(o.numVisibleEntities=0,o.checked=!1);for(var u=o.parent;u;)u.numEntities++,l&&(u.numVisibleEntities++,u.checked=!0),u=u.parent}}}}}},{key:"_withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var r=0,s=i.length;r<s;r++)this._withNodeTree(i[r],t)}},{key:"_createTrees",value:function(){var e=this;if(0!==this._rootNodes.length){var t=this._rootNodes.map((function(t){return e._createNodeElement(t)})),i=this._renderService.createRootNode();t.forEach((function(e){i.appendChild(e)})),this._containerElement.appendChild(i),this._rootElement=i}}},{key:"_createNodeElement",value:function(e){var t=this;return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(function(i){t.fire("contextmenu",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}),(function(i){t.fire("nodeTitleClicked",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}))}},{key:"_expandSwitchElement",value:function(e){var t=this;if(!this._renderService.isExpanded(e)){var i=this._renderService.getId(e),r=this._nodeNodes[i].children.map((function(e){return t._createNodeElement(e)}));this._renderService.addChildren(e,r),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}}},{key:"_collapseNode",value:function(e){var t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}},{key:"_collapseSwitchElement",value:function(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}]),i}(),RF=function(){function e(t){var i=this;B(this,e),this._scene=t,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=t.on("modelLoaded",(function(e){var r=t.models[e];r&&i._addModel(r)})),this._onTick=t.on("tick",(function(){i._dirty&&i._build(),i._applyChanges()}))}return C(e,[{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._dirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}},{key:"_build",value:function(){if(this._dirty){this._applyChanges();for(var e=this._scene.objects,t=0;t<this._numObjects;t++)this._objects[t]=null;for(var i in this._numObjects=0,e){var r=e[i];this._objects[this._numObjects++]=r}this._lenObjectsChangedList=0,this._dirty=!1}}},{key:"_applyChanges",value:function(){if(this._lenObjectsChangedList>0){for(var e=0;e<this._lenObjectsChangedList;e++){var t=this._objectsChangedList[e],i=this._objects[t],r=this._objectsViewCulled[t],s=this._objectsDetailCulled[t],n=r||s;i.culled=n,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}},{key:"objects",get:function(){return this._dirty&&this._build(),this._objects}},{key:"numObjects",get:function(){return this._dirty&&this._build(),this._numObjects}},{key:"setObjectViewCulled",value:function(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"setObjectDetailCulled",value:function(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"_destroy",value:function(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}]),e}(),LF={};function UF(e){var t=e.id,i=LF[t];return i||(i=new RF(e),LF[t]=i,e.on("destroyed",(function(){delete LF[t],i._destroy()}))),i}var OF=new Float32Array(3),NF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"ViewCull",e))._objectCullStates=UF(e.scene),r._maxTreeDepth=s.maxTreeDepth||8,r._modelInfos={},r._frustum=new Ie,r._kdRoot=null,r._frustumDirty=!1,r._kdTreeDirty=!1,r._onViewMatrix=e.scene.camera.on("viewMatrix",(function(){r._frustumDirty=!0})),r._onProjMatrix=e.scene.camera.on("projMatMatrix",(function(){r._frustumDirty=!0})),r._onModelLoaded=e.scene.on("modelLoaded",(function(e){var t=r.viewer.scene.models[e];t&&r._addModel(t)})),r._onSceneTick=e.scene.on("tick",(function(){r._doCull()})),r}return C(i,[{key:"enabled",get:function(){return this._enabled},set:function(e){this._enabled=e}},{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._kdTreeDirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}},{key:"_doCull",value:function(){var e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){var t=this._kdRoot;t&&this._visitKDNode(t)}}},{key:"_buildFrustum",value:function(){var e=this.viewer.scene.camera;De(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}},{key:"_buildKDTree",value:function(){var e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:Ie.INTERSECT};for(var t=0,i=this._objectCullStates.numObjects;t<i;t++){var r=this._objectCullStates.objects[t];this._insertEntityIntoKDTree(this._kdRoot,r,t,1)}this._kdTreeDirty=!1}},{key:"_insertEntityIntoKDTree",value:function(e,t,i,r){var s=t.aabb;if(r>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void re.expandAABB3(e.aabb,s);if(e.left&&re.containsAABB3(e.left.aabb,s))this._insertEntityIntoKDTree(e.left,t,i,r+1);else if(e.right&&re.containsAABB3(e.right.aabb,s))this._insertEntityIntoKDTree(e.right,t,i,r+1);else{var n=e.aabb;OF[0]=n[3]-n[0],OF[1]=n[4]-n[1],OF[2]=n[5]-n[2];var o=0;if(OF[1]>OF[o]&&(o=1),OF[2]>OF[o]&&(o=2),!e.left){var a=n.slice();if(a[o+3]=(n[o]+n[o+3])/2,e.left={aabb:a,intersection:Ie.INTERSECT},re.containsAABB3(a,s))return void this._insertEntityIntoKDTree(e.left,t,i,r+1)}if(!e.right){var l=n.slice();if(l[o]=(n[o]+n[o+3])/2,e.right={aabb:l,intersection:Ie.INTERSECT},re.containsAABB3(l,s))return void this._insertEntityIntoKDTree(e.right,t,i,r+1)}e.objects=e.objects||[],e.objects.push(i),re.expandAABB3(e.aabb,s)}}},{key:"_visitKDNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ie.INTERSECT;if(t===Ie.INTERSECT||e.intersects!==t){t===Ie.INTERSECT&&(t=Se(this._frustum,e.aabb),e.intersects=t);var i=t===Ie.OUTSIDE,r=e.objects;if(r&&r.length>0)for(var s=0,n=r.length;s<n;s++){var o=r[s];this._objectCullStates.setObjectViewCulled(o,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._clear();var e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}}]),i}(),QF=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getManifest",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getMetaModel",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getXKT",value:function(e,t,i){var r=function(){};t=t||r,i=i||r;var s=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(s){var n=!!s[2],o=s[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var c=new XMLHttpRequest;c.open("GET",this._cacheBusterURL(e),!0),c.responseType="arraybuffer",c.onreadystatechange=function(){4===c.readyState&&(200===c.status?t(c.response):i("getXKT error : "+c.response))},c.send(null)}}}]),e}();!function(e,t){"object"==("undefined"==typeof exports?"undefined":w(exports))&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).pako={})}(void 0,(function(e){function t(e){for(var t=e.length;--t>=0;)e[t]=0}var i=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),r=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),s=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),n=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),o=new Array(576);t(o);var a=new Array(60);t(a);var l=new Array(512);t(l);var u=new Array(256);t(u);var c=new Array(29);t(c);var A,h,d,p=new Array(30);function f(e,t,i,r,s){this.static_tree=e,this.extra_bits=t,this.extra_base=i,this.elems=r,this.max_length=s,this.has_stree=e&&e.length}function v(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t}t(p);var g=function(e){return e<256?l[e]:l[256+(e>>>7)]},m=function(e,t){e.pending_buf[e.pending++]=255&t,e.pending_buf[e.pending++]=t>>>8&255},_=function(e,t,i){e.bi_valid>16-i?(e.bi_buf|=t<<e.bi_valid&65535,m(e,e.bi_buf),e.bi_buf=t>>16-e.bi_valid,e.bi_valid+=i-16):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=i)},y=function(e,t,i){_(e,i[2*t],i[2*t+1])},b=function(e,t){var i=0;do{i|=1&e,e>>>=1,i<<=1}while(--t>0);return i>>>1},x=function(e,t,i){var r,s,n=new Array(16),o=0;for(r=1;r<=15;r++)o=o+i[r-1]<<1,n[r]=o;for(s=0;s<=t;s++){var a=e[2*s+1];0!==a&&(e[2*s]=b(n[a]++,a))}},B=function(e){var t;for(t=0;t<286;t++)e.dyn_ltree[2*t]=0;for(t=0;t<30;t++)e.dyn_dtree[2*t]=0;for(t=0;t<19;t++)e.bl_tree[2*t]=0;e.dyn_ltree[512]=1,e.opt_len=e.static_len=0,e.sym_next=e.matches=0},P=function(e){e.bi_valid>8?m(e,e.bi_buf):e.bi_valid>0&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0},C=function(e,t,i,r){var s=2*t,n=2*i;return e[s]<e[n]||e[s]===e[n]&&r[t]<=r[i]},M=function(e,t,i){for(var r=e.heap[i],s=i<<1;s<=e.heap_len&&(s<e.heap_len&&C(t,e.heap[s+1],e.heap[s],e.depth)&&s++,!C(t,r,e.heap[s],e.depth));)e.heap[i]=e.heap[s],i=s,s<<=1;e.heap[i]=r},E=function(e,t,s){var n,o,a,l,A=0;if(0!==e.sym_next)do{n=255&e.pending_buf[e.sym_buf+A++],n+=(255&e.pending_buf[e.sym_buf+A++])<<8,o=e.pending_buf[e.sym_buf+A++],0===n?y(e,o,t):(a=u[o],y(e,a+256+1,t),0!==(l=i[a])&&(o-=c[a],_(e,o,l)),n--,a=g(n),y(e,a,s),0!==(l=r[a])&&(n-=p[a],_(e,n,l)))}while(A<e.sym_next);y(e,256,t)},F=function(e,t){var i,r,s,n=t.dyn_tree,o=t.stat_desc.static_tree,a=t.stat_desc.has_stree,l=t.stat_desc.elems,u=-1;for(e.heap_len=0,e.heap_max=573,i=0;i<l;i++)0!==n[2*i]?(e.heap[++e.heap_len]=u=i,e.depth[i]=0):n[2*i+1]=0;for(;e.heap_len<2;)n[2*(s=e.heap[++e.heap_len]=u<2?++u:0)]=1,e.depth[s]=0,e.opt_len--,a&&(e.static_len-=o[2*s+1]);for(t.max_code=u,i=e.heap_len>>1;i>=1;i--)M(e,n,i);s=l;do{i=e.heap[1],e.heap[1]=e.heap[e.heap_len--],M(e,n,1),r=e.heap[1],e.heap[--e.heap_max]=i,e.heap[--e.heap_max]=r,n[2*s]=n[2*i]+n[2*r],e.depth[s]=(e.depth[i]>=e.depth[r]?e.depth[i]:e.depth[r])+1,n[2*i+1]=n[2*r+1]=s,e.heap[1]=s++,M(e,n,1)}while(e.heap_len>=2);e.heap[--e.heap_max]=e.heap[1],function(e,t){var i,r,s,n,o,a,l=t.dyn_tree,u=t.max_code,c=t.stat_desc.static_tree,A=t.stat_desc.has_stree,h=t.stat_desc.extra_bits,d=t.stat_desc.extra_base,p=t.stat_desc.max_length,f=0;for(n=0;n<=15;n++)e.bl_count[n]=0;for(l[2*e.heap[e.heap_max]+1]=0,i=e.heap_max+1;i<573;i++)(n=l[2*l[2*(r=e.heap[i])+1]+1]+1)>p&&(n=p,f++),l[2*r+1]=n,r>u||(e.bl_count[n]++,o=0,r>=d&&(o=h[r-d]),a=l[2*r],e.opt_len+=a*(n+o),A&&(e.static_len+=a*(c[2*r+1]+o)));if(0!==f){do{for(n=p-1;0===e.bl_count[n];)n--;e.bl_count[n]--,e.bl_count[n+1]+=2,e.bl_count[p]--,f-=2}while(f>0);for(n=p;0!==n;n--)for(r=e.bl_count[n];0!==r;)(s=e.heap[--i])>u||(l[2*s+1]!==n&&(e.opt_len+=(n-l[2*s+1])*l[2*s],l[2*s+1]=n),r--)}}(e,t),x(n,u,e.bl_count)},k=function(e,t,i){var r,s,n=-1,o=t[1],a=0,l=7,u=4;for(0===o&&(l=138,u=3),t[2*(i+1)+1]=65535,r=0;r<=i;r++)s=o,o=t[2*(r+1)+1],++a<l&&s===o||(a<u?e.bl_tree[2*s]+=a:0!==s?(s!==n&&e.bl_tree[2*s]++,e.bl_tree[32]++):a<=10?e.bl_tree[34]++:e.bl_tree[36]++,a=0,n=s,0===o?(l=138,u=3):s===o?(l=6,u=3):(l=7,u=4))},I=function(e,t,i){var r,s,n=-1,o=t[1],a=0,l=7,u=4;for(0===o&&(l=138,u=3),r=0;r<=i;r++)if(s=o,o=t[2*(r+1)+1],!(++a<l&&s===o)){if(a<u)do{y(e,s,e.bl_tree)}while(0!=--a);else 0!==s?(s!==n&&(y(e,s,e.bl_tree),a--),y(e,16,e.bl_tree),_(e,a-3,2)):a<=10?(y(e,17,e.bl_tree),_(e,a-3,3)):(y(e,18,e.bl_tree),_(e,a-11,7));a=0,n=s,0===o?(l=138,u=3):s===o?(l=6,u=3):(l=7,u=4)}},D=!1,S=function(e,t,i,r){_(e,0+(r?1:0),3),P(e),m(e,i),m(e,~i),i&&e.pending_buf.set(e.window.subarray(t,t+i),e.pending),e.pending+=i},T=function(e){D||(function(){var e,t,n,v,g,m=new Array(16);for(n=0,v=0;v<28;v++)for(c[v]=n,e=0;e<1<<i[v];e++)u[n++]=v;for(u[n-1]=v,g=0,v=0;v<16;v++)for(p[v]=g,e=0;e<1<<r[v];e++)l[g++]=v;for(g>>=7;v<30;v++)for(p[v]=g<<7,e=0;e<1<<r[v]-7;e++)l[256+g++]=v;for(t=0;t<=15;t++)m[t]=0;for(e=0;e<=143;)o[2*e+1]=8,e++,m[8]++;for(;e<=255;)o[2*e+1]=9,e++,m[9]++;for(;e<=279;)o[2*e+1]=7,e++,m[7]++;for(;e<=287;)o[2*e+1]=8,e++,m[8]++;for(x(o,287,m),e=0;e<30;e++)a[2*e+1]=5,a[2*e]=b(e,5);A=new f(o,i,257,286,15),h=new f(a,r,0,30,15),d=new f(new Array(0),s,0,19,7)}(),D=!0),e.l_desc=new v(e.dyn_ltree,A),e.d_desc=new v(e.dyn_dtree,h),e.bl_desc=new v(e.bl_tree,d),e.bi_buf=0,e.bi_valid=0,B(e)},R=S,L=function(e,t,i,r){var s,l,u=0;e.level>0?(2===e.strm.data_type&&(e.strm.data_type=function(e){var t,i=4093624447;for(t=0;t<=31;t++,i>>>=1)if(1&i&&0!==e.dyn_ltree[2*t])return 0;if(0!==e.dyn_ltree[18]||0!==e.dyn_ltree[20]||0!==e.dyn_ltree[26])return 1;for(t=32;t<256;t++)if(0!==e.dyn_ltree[2*t])return 1;return 0}(e)),F(e,e.l_desc),F(e,e.d_desc),u=function(e){var t;for(k(e,e.dyn_ltree,e.l_desc.max_code),k(e,e.dyn_dtree,e.d_desc.max_code),F(e,e.bl_desc),t=18;t>=3&&0===e.bl_tree[2*n[t]+1];t--);return e.opt_len+=3*(t+1)+5+5+4,t}(e),s=e.opt_len+3+7>>>3,(l=e.static_len+3+7>>>3)<=s&&(s=l)):s=l=i+5,i+4<=s&&-1!==t?S(e,t,i,r):4===e.strategy||l===s?(_(e,2+(r?1:0),3),E(e,o,a)):(_(e,4+(r?1:0),3),function(e,t,i,r){var s;for(_(e,t-257,5),_(e,i-1,5),_(e,r-4,4),s=0;s<r;s++)_(e,e.bl_tree[2*n[s]+1],3);I(e,e.dyn_ltree,t-1),I(e,e.dyn_dtree,i-1)}(e,e.l_desc.max_code+1,e.d_desc.max_code+1,u+1),E(e,e.dyn_ltree,e.dyn_dtree)),B(e),r&&P(e)},U=function(e,t,i){return 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Te(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=Ae,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),_e(this.dyn_ltree),_e(this.dyn_dtree),_e(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),_e(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new 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i===ee&&((t=e.state).window_size=2*t.w_size,_e(t.head),t.max_lazy_match=Se[t.level].max_lazy,t.good_match=Se[t.level].good_length,t.nice_match=Se[t.level].nice_length,t.max_chain_length=Se[t.level].max_chain,t.strstart=0,t.block_start=0,t.lookahead=0,t.insert=0,t.match_length=t.prev_length=2,t.match_available=0,t.ins_h=0),i},Oe=function(e,t,i,r,s,n){if(!e)return ie;var o=1;if(t===ne&&(t=6),r<0?(o=0,r=-r):r>15&&(o=2,r-=16),s<1||s>9||i!==Ae||r<8||r>15||t<0||t>9||n<0||n>ue||8===r&&1!==o)return ge(e,ie);8===r&&(r=9);var a=new Te;return e.state=a,a.strm=e,a.status=pe,a.wrap=o,a.gzhead=null,a.w_bits=r,a.w_size=1<<a.w_bits,a.w_mask=a.w_size-1,a.hash_bits=s+7,a.hash_size=1<<a.hash_bits,a.hash_mask=a.hash_size-1,a.hash_shift=~~((a.hash_bits+3-1)/3),a.window=new Uint8Array(2*a.w_size),a.head=new Uint16Array(a.hash_size),a.prev=new Uint16Array(a.w_size),a.lit_bufsize=1<<s+6,a.pending_buf_size=4*a.lit_bufsize,a.pending_buf=new 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i.last_flush=-1,ee}if(57===i.status)if(e.adler=0,Be(i,31),Be(i,139),Be(i,8),i.gzhead)Be(i,(i.gzhead.text?1:0)+(i.gzhead.hcrc?2:0)+(i.gzhead.extra?4:0)+(i.gzhead.name?8:0)+(i.gzhead.comment?16:0)),Be(i,255&i.gzhead.time),Be(i,i.gzhead.time>>8&255),Be(i,i.gzhead.time>>16&255),Be(i,i.gzhead.time>>24&255),Be(i,9===i.level?2:i.strategy>=ae||i.level<2?4:0),Be(i,255&i.gzhead.os),i.gzhead.extra&&i.gzhead.extra.length&&(Be(i,255&i.gzhead.extra.length),Be(i,i.gzhead.extra.length>>8&255)),i.gzhead.hcrc&&(e.adler=V(e.adler,i.pending_buf,i.pending,0)),i.gzindex=0,i.status=69;else if(Be(i,0),Be(i,0),Be(i,0),Be(i,0),Be(i,0),Be(i,9===i.level?2:i.strategy>=ae||i.level<2?4:0),Be(i,3),i.status=fe,xe(e),0!==i.pending)return i.last_flush=-1,ee;if(69===i.status){if(i.gzhead.extra){for(var n=i.pending,o=(65535&i.gzhead.extra.length)-i.gzindex;i.pending+o>i.pending_buf_size;){var a=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+a),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex+=a,xe(e),0!==i.pending)return i.last_flush=-1,ee;n=0,o-=a}var l=new Uint8Array(i.gzhead.extra);i.pending_buf.set(l.subarray(i.gzindex,i.gzindex+o),i.pending),i.pending+=o,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){var u,c=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>c&&(e.adler=V(e.adler,i.pending_buf,i.pending-c,c)),xe(e),0!==i.pending)return i.last_flush=-1,ee;c=0}u=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,Be(i,u)}while(0!==u);i.gzhead.hcrc&&i.pending>c&&(e.adler=V(e.adler,i.pending_buf,i.pending-c,c)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){var A,h=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h)),xe(e),0!==i.pending)return i.last_flush=-1,ee;h=0}A=i.gzindex<i.gzhead.comment.length?255&i.gzhead.comment.charCodeAt(i.gzindex++):0,Be(i,A)}while(0!==A);i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h))}i.status=103}if(103===i.status){if(i.gzhead.hcrc){if(i.pending+2>i.pending_buf_size&&(xe(e),0!==i.pending))return i.last_flush=-1,ee;Be(i,255&e.adler),Be(i,e.adler>>8&255),e.adler=0}if(i.status=fe,xe(e),0!==i.pending)return i.last_flush=-1,ee}if(0!==e.avail_in||0!==i.lookahead||t!==J&&i.status!==ve){var d=0===i.level?Fe(i,t):i.strategy===ae?function(e,t){for(var i;;){if(0===e.lookahead&&(Ee(e),0===e.lookahead)){if(t===J)return 1;break}if(e.match_length=0,i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):i.strategy===le?function(e,t){for(var i,r,s,n,o=e.window;;){if(e.lookahead<=he){if(Ee(e),e.lookahead<=he&&t===J)return 1;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=3&&e.strstart>0&&((r=o[s=e.strstart-1])===o[++s]&&r===o[++s]&&r===o[++s])){n=e.strstart+he;do{}while(r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&s<n);e.match_length=he-(n-s),e.match_length>e.lookahead&&(e.match_length=e.lookahead)}if(e.match_length>=3?(i=K(e,1,e.match_length-3),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):Se[i.level].func(i,t);if(3!==d&&4!==d||(i.status=ve),1===d||3===d)return 0===e.avail_out&&(i.last_flush=-1),ee;if(2===d&&(t===Y?X(i):t!==$&&(z(i,0,0,!1),t===Z&&(_e(i.head),0===i.lookahead&&(i.strstart=0,i.block_start=0,i.insert=0))),xe(e),0===e.avail_out))return i.last_flush=-1,ee}return t!==q?ee:i.wrap<=0?te:(2===i.wrap?(Be(i,255&e.adler),Be(i,e.adler>>8&255),Be(i,e.adler>>16&255),Be(i,e.adler>>24&255),Be(i,255&e.total_in),Be(i,e.total_in>>8&255),Be(i,e.total_in>>16&255),Be(i,e.total_in>>24&255)):(Pe(i,e.adler>>>16),Pe(i,65535&e.adler)),xe(e),i.wrap>0&&(i.wrap=-i.wrap),0!==i.pending?ee:te)},He=function(e){if(Re(e))return ie;var t=e.state.status;return e.state=null,t===fe?ge(e,re):ee},je=function(e,t){var i=t.length;if(Re(e))return ie;var r=e.state,s=r.wrap;if(2===s||1===s&&r.status!==pe||r.lookahead)return ie;if(1===s&&(e.adler=N(e.adler,t,i,0)),r.wrap=0,i>=r.w_size){0===s&&(_e(r.head),r.strstart=0,r.block_start=0,r.insert=0);var n=new Uint8Array(r.w_size);n.set(t.subarray(i-r.w_size,i),0),t=n,i=r.w_size}var o=e.avail_in,a=e.next_in,l=e.input;for(e.avail_in=i,e.next_in=0,e.input=t,Ee(r);r.lookahead>=3;){var u=r.strstart,c=r.lookahead-2;do{r.ins_h=be(r,r.ins_h,r.window[u+3-1]),r.prev[u&r.w_mask]=r.head[r.ins_h],r.head[r.ins_h]=u,u++}while(--c);r.strstart=u,r.lookahead=2,Ee(r)}return r.strstart+=r.lookahead,r.block_start=r.strstart,r.insert=r.lookahead,r.lookahead=0,r.match_length=r.prev_length=2,r.match_available=0,e.next_in=a,e.input=l,e.avail_in=o,r.wrap=s,ee},Ge=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},ze=function(e){for(var t=Array.prototype.slice.call(arguments,1);t.length;){var i=t.shift();if(i){if("object"!=w(i))throw new TypeError(i+"must be non-object");for(var r in i)Ge(i,r)&&(e[r]=i[r])}}return e},We=function(e){for(var t=0,i=0,r=e.length;i<r;i++)t+=e[i].length;for(var s=new Uint8Array(t),n=0,o=0,a=e.length;n<a;n++){var l=e[n];s.set(l,o),o+=l.length}return s},Ke=!0;try{String.fromCharCode.apply(null,new Uint8Array(1))}catch(e){Ke=!1}for(var Xe=new 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ct(e){this.options=ze({level:at,method:ut,chunkSize:16384,windowBits:15,memLevel:8,strategy:lt},e||{});var t=this.options;t.raw&&t.windowBits>0?t.windowBits=-t.windowBits:t.gzip&&t.windowBits>0&&t.windowBits<16&&(t.windowBits+=16),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new $e,this.strm.avail_out=0;var i=Ne(this.strm,t.level,t.method,t.windowBits,t.memLevel,t.strategy);if(i!==nt)throw new Error(H[i]);if(t.header&&Qe(this.strm,t.header),t.dictionary){var r;if(r="string"==typeof t.dictionary?Ye(t.dictionary):"[object ArrayBuffer]"===et.call(t.dictionary)?new Uint8Array(t.dictionary):t.dictionary,(i=je(this.strm,r))!==nt)throw new Error(H[i]);this._dict_set=!0}}function At(e,t){var i=new ct(t);if(i.push(e,!0),i.err)throw i.msg||H[i.err];return i.result}ct.prototype.push=function(e,t){var i,r,s=this.strm,n=this.options.chunkSize;if(this.ended)return!1;for(r=t===~~t?t:!0===t?st:tt,"string"==typeof e?s.input=Ye(e):"[object ArrayBuffer]"===et.call(e)?s.input=new 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i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C=e.state;i=e.next_in,B=e.input,r=i+(e.avail_in-5),s=e.next_out,P=e.output,n=s-(t-e.avail_out),o=s+(e.avail_out-257),a=C.dmax,l=C.wsize,u=C.whave,c=C.wnext,A=C.window,h=C.hold,d=C.bits,p=C.lencode,f=C.distcode,v=(1<<C.lenbits)-1,g=(1<<C.distbits)-1;e:do{d<15&&(h+=B[i++]<<d,d+=8,h+=B[i++]<<d,d+=8),m=p[h&v];t:for(;;){if(h>>>=_=m>>>24,d-=_,0===(_=m>>>16&255))P[s++]=65535&m;else{if(!(16&_)){if(0==(64&_)){m=p[(65535&m)+(h&(1<<_)-1)];continue t}if(32&_){C.mode=16191;break e}e.msg="invalid literal/length code",C.mode=vt;break e}y=65535&m,(_&=15)&&(d<_&&(h+=B[i++]<<d,d+=8),y+=h&(1<<_)-1,h>>>=_,d-=_),d<15&&(h+=B[i++]<<d,d+=8,h+=B[i++]<<d,d+=8),m=f[h&g];i:for(;;){if(h>>>=_=m>>>24,d-=_,!(16&(_=m>>>16&255))){if(0==(64&_)){m=f[(65535&m)+(h&(1<<_)-1)];continue i}e.msg="invalid distance code",C.mode=vt;break e}if(b=65535&m,d<(_&=15)&&(h+=B[i++]<<d,(d+=8)<_&&(h+=B[i++]<<d,d+=8)),(b+=h&(1<<_)-1)>a){e.msg="invalid distance too far back",C.mode=vt;break e}if(h>>>=_,d-=_,b>(_=s-n)){if((_=b-_)>u&&C.sane){e.msg="invalid distance too far back",C.mode=vt;break e}if(x=0,w=A,0===c){if(x+=l-_,_<y){y-=_;do{P[s++]=A[x++]}while(--_);x=s-b,w=P}}else if(c<_){if(x+=l+c-_,(_-=c)<y){y-=_;do{P[s++]=A[x++]}while(--_);if(x=0,c<y){y-=_=c;do{P[s++]=A[x++]}while(--_);x=s-b,w=P}}}else if(x+=c-_,_<y){y-=_;do{P[s++]=A[x++]}while(--_);x=s-b,w=P}for(;y>2;)P[s++]=w[x++],P[s++]=w[x++],P[s++]=w[x++],y-=3;y&&(P[s++]=w[x++],y>1&&(P[s++]=w[x++]))}else{x=s-b;do{P[s++]=P[x++],P[s++]=P[x++],P[s++]=P[x++],y-=3}while(y>2);y&&(P[s++]=P[x++],y>1&&(P[s++]=P[x++]))}break}}break}}while(i<r&&s<o);i-=y=d>>3,h&=(1<<(d-=y<<3))-1,e.next_in=i,e.next_out=s,e.avail_in=i<r?r-i+5:5-(i-r),e.avail_out=s<o?o-s+257:257-(s-o),C.hold=h,C.bits=d},mt=new Uint16Array([3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0]),_t=new Uint8Array([16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78]),yt=new Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),bt=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]),xt=function(e,t,i,r,s,n,o,a){var l,u,c,A,h,d,p,f,v,g=a.bits,m=0,_=0,y=0,b=0,x=0,w=0,B=0,P=0,C=0,M=0,E=null,F=new Uint16Array(16),k=new Uint16Array(16),I=null;for(m=0;m<=15;m++)F[m]=0;for(_=0;_<r;_++)F[t[i+_]]++;for(x=g,b=15;b>=1&&0===F[b];b--);if(x>b&&(x=b),0===b)return s[n++]=20971520,s[n++]=20971520,a.bits=1,0;for(y=1;y<b&&0===F[y];y++);for(x<y&&(x=y),P=1,m=1;m<=15;m++)if(P<<=1,(P-=F[m])<0)return-1;if(P>0&&(0===e||1!==b))return-1;for(k[1]=0,m=1;m<15;m++)k[m+1]=k[m]+F[m];for(_=0;_<r;_++)0!==t[i+_]&&(o[k[t[i+_]]++]=_);if(0===e?(E=I=o,d=20):1===e?(E=mt,I=_t,d=257):(E=yt,I=bt,d=0),M=0,_=0,m=y,h=n,w=x,B=0,c=-1,A=(C=1<<x)-1,1===e&&C>852||2===e&&C>592)return 1;for(;;){p=m-B,o[_]+1<d?(f=0,v=o[_]):o[_]>=d?(f=I[o[_]-d],v=E[o[_]-d]):(f=96,v=0),l=1<<m-B,y=u=1<<w;do{s[h+(M>>B)+(u-=l)]=p<<24|f<<16|v|0}while(0!==u);for(l=1<<m-1;M&l;)l>>=1;if(0!==l?(M&=l-1,M+=l):M=0,_++,0==--F[m]){if(m===b)break;m=t[i+o[_]]}if(m>x&&(M&A)!==c){for(0===B&&(B=x),h+=y,P=1<<(w=m-B);w+B<b&&!((P-=F[w+B])<=0);)w++,P<<=1;if(C+=1<<w,1===e&&C>852||2===e&&C>592)return 1;s[c=M&A]=x<<24|w<<16|h-n|0}}return 0!==M&&(s[h+M]=m-B<<24|64<<16|0),a.bits=x,0},wt=j.Z_FINISH,Bt=j.Z_BLOCK,Pt=j.Z_TREES,Ct=j.Z_OK,Mt=j.Z_STREAM_END,Et=j.Z_NEED_DICT,Ft=j.Z_STREAM_ERROR,kt=j.Z_DATA_ERROR,It=j.Z_MEM_ERROR,Dt=j.Z_BUF_ERROR,St=j.Z_DEFLATED,Tt=16180,Rt=16190,Lt=16191,Ut=16192,Ot=16194,Nt=16199,Qt=16200,Vt=16206,Ht=16209,jt=function(e){return(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24)};function Gt(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}var zt,Wt,Kt=function(e){if(!e)return 1;var t=e.state;return!t||t.strm!==e||t.mode<Tt||t.mode>16211?1:0},Xt=function(e){if(Kt(e))return Ft;var t=e.state;return e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=Tt,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(852),t.distcode=t.distdyn=new Int32Array(592),t.sane=1,t.back=-1,Ct},Jt=function(e){if(Kt(e))return Ft;var t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,Xt(e)},Yt=function(e,t){var i;if(Kt(e))return Ft;var r=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?Ft:(null!==r.window&&r.wbits!==t&&(r.window=null),r.wrap=i,r.wbits=t,Jt(e))},Zt=function(e,t){if(!e)return Ft;var i=new Gt;e.state=i,i.strm=e,i.window=null,i.mode=Tt;var r=Yt(e,t);return r!==Ct&&(e.state=null),r},qt=!0,$t=function(e){if(qt){zt=new Int32Array(512),Wt=new Int32Array(32);for(var t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(xt(1,e.lens,0,288,zt,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;xt(2,e.lens,0,32,Wt,0,e.work,{bits:5}),qt=!1}e.lencode=zt,e.lenbits=9,e.distcode=Wt,e.distbits=5},ei=function(e,t,i,r){var s,n=e.state;return null===n.window&&(n.wsize=1<<n.wbits,n.wnext=0,n.whave=0,n.window=new Uint8Array(n.wsize)),r>=n.wsize?(n.window.set(t.subarray(i-n.wsize,i),0),n.wnext=0,n.whave=n.wsize):((s=n.wsize-n.wnext)>r&&(s=r),n.window.set(t.subarray(i-r,i-r+s),n.wnext),(r-=s)?(n.window.set(t.subarray(i-r,i),0),n.wnext=r,n.whave=n.wsize):(n.wnext+=s,n.wnext===n.wsize&&(n.wnext=0),n.whave<n.wsize&&(n.whave+=s))),0},ti=Jt,ii=Zt,ri=function(e,t){var i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C=0,M=new Uint8Array(4),E=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Kt(e)||!e.output||!e.input&&0!==e.avail_in)return Ft;(i=e.state).mode===Lt&&(i.mode=Ut),o=e.next_out,s=e.output,l=e.avail_out,n=e.next_in,r=e.input,a=e.avail_in,u=i.hold,c=i.bits,A=a,h=l,w=Ct;e:for(;;)switch(i.mode){case Tt:if(0===i.wrap){i.mode=Ut;break}for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(2&i.wrap&&35615===u){0===i.wbits&&(i.wbits=15),i.check=0,M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0),u=0,c=0,i.mode=16181;break}if(i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&u)<<8)+(u>>8))%31){e.msg="incorrect header check",i.mode=Ht;break}if((15&u)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(c-=4,x=8+(15&(u>>>=4)),0===i.wbits&&(i.wbits=x),x>15||x>i.wbits){e.msg="invalid window size",i.mode=Ht;break}i.dmax=1<<i.wbits,i.flags=0,e.adler=i.check=1,i.mode=512&u?16189:Lt,u=0,c=0;break;case 16181:for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(i.flags=u,(255&i.flags)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(57344&i.flags){e.msg="unknown header flags set",i.mode=Ht;break}i.head&&(i.head.text=u>>8&1),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0,i.mode=16182;case 16182:for(;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.head&&(i.head.time=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,M[2]=u>>>16&255,M[3]=u>>>24&255,i.check=V(i.check,M,4,0)),u=0,c=0,i.mode=16183;case 16183:for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.head&&(i.head.xflags=255&u,i.head.os=u>>8),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0,i.mode=16184;case 16184:if(1024&i.flags){for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.length=u,i.head&&(i.head.extra_len=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&((d=i.length)>a&&(d=a),d&&(i.head&&(x=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(r.subarray(n,n+d),x)),512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{x=r[n+d++],i.head&&x&&i.length<65536&&(i.head.name+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,x)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{x=r[n+d++],i.head&&x&&i.length<65536&&(i.head.comment+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,x)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(4&i.wrap&&u!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Ht;break}u=0,c=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Lt;break;case 16189:for(;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}e.adler=i.check=jt(u),u=0,c=0,i.mode=Rt;case Rt:if(0===i.havedict)return e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=c,Et;e.adler=i.check=1,i.mode=Lt;case Lt:if(t===Bt||t===Pt)break e;case Ut:if(i.last){u>>>=7&c,c-=7&c,i.mode=Vt;break}for(;c<3;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}switch(i.last=1&u,c-=1,3&(u>>>=1)){case 0:i.mode=16193;break;case 1:if($t(i),i.mode=Nt,t===Pt){u>>>=2,c-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Ht}u>>>=2,c-=2;break;case 16193:for(u>>>=7&c,c-=7&c;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if((65535&u)!=(u>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Ht;break}if(i.length=65535&u,u=0,c=0,i.mode=Ot,t===Pt)break e;case Ot:i.mode=16195;case 16195:if(d=i.length){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;s.set(r.subarray(n,n+d),o),a-=d,n+=d,l-=d,o+=d,i.length-=d;break}i.mode=Lt;break;case 16196:for(;c<14;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(i.nlen=257+(31&u),u>>>=5,c-=5,i.ndist=1+(31&u),u>>>=5,c-=5,i.ncode=4+(15&u),u>>>=4,c-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Ht;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;c<3;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.lens[E[i.have++]]=7&u,u>>>=3,c-=3}for(;i.have<19;)i.lens[E[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,B={bits:i.lenbits},w=xt(0,i.lens,0,19,i.lencode,0,i.work,B),i.lenbits=B.bits,w){e.msg="invalid code lengths set",i.mode=Ht;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(m<16)u>>>=v,c-=v,i.lens[i.have++]=m;else{if(16===m){for(P=v+2;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(u>>>=v,c-=v,0===i.have){e.msg="invalid bit length repeat",i.mode=Ht;break}x=i.lens[i.have-1],d=3+(3&u),u>>>=2,c-=2}else if(17===m){for(P=v+3;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}c-=v,x=0,d=3+(7&(u>>>=v)),u>>>=3,c-=3}else{for(P=v+7;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}c-=v,x=0,d=11+(127&(u>>>=v)),u>>>=7,c-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length repeat",i.mode=Ht;break}for(;d--;)i.lens[i.have++]=x}}if(i.mode===Ht)break;if(0===i.lens[256]){e.msg="invalid code -- missing end-of-block",i.mode=Ht;break}if(i.lenbits=9,B={bits:i.lenbits},w=xt(1,i.lens,0,i.nlen,i.lencode,0,i.work,B),i.lenbits=B.bits,w){e.msg="invalid literal/lengths set",i.mode=Ht;break}if(i.distbits=6,i.distcode=i.distdyn,B={bits:i.distbits},w=xt(2,i.lens,i.nlen,i.ndist,i.distcode,0,i.work,B),i.distbits=B.bits,w){e.msg="invalid distances set",i.mode=Ht;break}if(i.mode=Nt,t===Pt)break e;case Nt:i.mode=Qt;case Qt:if(a>=6&&l>=258){e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=c,gt(e,h),o=e.next_out,s=e.output,l=e.avail_out,n=e.next_in,r=e.input,a=e.avail_in,u=i.hold,c=i.bits,i.mode===Lt&&(i.back=-1);break}for(i.back=0;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(g&&0==(240&g)){for(_=v,y=g,b=m;g=(C=i.lencode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}u>>>=_,c-=_,i.back+=_}if(u>>>=v,c-=v,i.back+=v,i.length=m,0===g){i.mode=16205;break}if(32&g){i.back=-1,i.mode=Lt;break}if(64&g){e.msg="invalid literal/length code",i.mode=Ht;break}i.extra=15&g,i.mode=16201;case 16201:if(i.extra){for(P=i.extra;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.length+=u&(1<<i.extra)-1,u>>>=i.extra,c-=i.extra,i.back+=i.extra}i.was=i.length,i.mode=16202;case 16202:for(;g=(C=i.distcode[u&(1<<i.distbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(0==(240&g)){for(_=v,y=g,b=m;g=(C=i.distcode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}u>>>=_,c-=_,i.back+=_}if(u>>>=v,c-=v,i.back+=v,64&g){e.msg="invalid distance code",i.mode=Ht;break}i.offset=m,i.extra=15&g,i.mode=16203;case 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P=f[B],C=t.globalizeObjectIds?re.globalizeObjectId(r.id,P):P,M=e.metaScene.metaObjects[C],E={},F={},k=_.subarray(16*B,16*B+16);if(M){if(t.excludeTypesMap&&M.type&&t.excludeTypesMap[M.type])continue;if(t.includeTypesMap&&M.type&&!t.includeTypesMap[M.type])continue;var I=t.objectDefaults?t.objectDefaults[M.type]||t.objectDefaults.DEFAULT:null;I&&(!1===I.visible&&(E.visible=!1),!1===I.pickable&&(E.pickable=!1),I.colorize&&(F.color=I.colorize),void 0!==I.opacity&&null!==I.opacity&&(F.opacity=I.opacity))}else if(t.excludeUnclassifiedObjects)continue;for(var D=B===x-1,S=[],T=v[B],R=D?m.length:v[B+1];T<R;T++){var L=m[T],U=L===b-1,O=n.getNextId(),N=KF(p.subarray(4*L,4*L+3)),Q=p[4*L+3]/255,V=a.subarray(A[L],U?a.length:A[L+1]),H=l.subarray(A[L],U?a.length:A[L+1]),j=u.subarray(h[L],U?u.length:h[L+1]),G=c.subarray(d[L],U?c.length:d[L+1]);if(1===y[B]){var z="".concat(o,".geometry.").concat(O,".").concat(L);z in 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P=f[B],C=t.globalizeObjectIds?re.globalizeObjectId(r.id,P):P,M=e.metaScene.metaObjects[C],E={},F={},k=_.subarray(16*B,16*B+16);if(M){if(t.excludeTypesMap&&M.type&&t.excludeTypesMap[M.type])continue;if(t.includeTypesMap&&M.type&&!t.includeTypesMap[M.type])continue;var I=t.objectDefaults?t.objectDefaults[M.type]||t.objectDefaults.DEFAULT:null;I&&(!1===I.visible&&(E.visible=!1),!1===I.pickable&&(E.pickable=!1),I.colorize&&(F.color=I.colorize),void 0!==I.opacity&&null!==I.opacity&&(F.opacity=I.opacity))}else if(t.excludeUnclassifiedObjects)continue;for(var D=B===x-1,S=[],T=v[B],R=D?m.length:v[B+1];T<R;T++){var L=m[T],U=L===b-1,O="".concat(o,".").concat(C,".mesh.").concat(L),N=YF(p.subarray(4*L,4*L+3)),Q=p[4*L+3]/255,V=a.subarray(A[L],U?a.length:A[L+1]),H=l.subarray(A[L],U?a.length:A[L+1]),j=u.subarray(h[L],U?u.length:h[L+1]),G=c.subarray(d[L],U?c.length:d[L+1]);if(1===y[B]){var z="".concat(o,".geometry.").concat(O,".").concat(L);z in 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o=function(e){return{positions:e[0],normals:e[1],indices:e[2],edgeIndices:e[3],decodeMatrices:e[4],matrices:e[5],eachPrimitivePositionsAndNormalsPortion:e[6],eachPrimitiveIndicesPortion:e[7],eachPrimitiveEdgeIndicesPortion:e[8],eachPrimitiveDecodeMatricesPortion:e[9],eachPrimitiveColor:e[10],primitiveInstances:e[11],eachEntityId:e[12],eachEntityPrimitiveInstancesPortion:e[13],eachEntityMatricesPortion:e[14],eachEntityMatrix:e[15]}}(i),a=function(e){return{positions:new Uint16Array(qF.inflate(e.positions).buffer),normals:new Int8Array(qF.inflate(e.normals).buffer),indices:new Uint32Array(qF.inflate(e.indices).buffer),edgeIndices:new Uint32Array(qF.inflate(e.edgeIndices).buffer),decodeMatrices:new Float32Array(qF.inflate(e.decodeMatrices).buffer),matrices:new Float32Array(qF.inflate(e.matrices).buffer),eachPrimitivePositionsAndNormalsPortion:new Uint32Array(qF.inflate(e.eachPrimitivePositionsAndNormalsPortion).buffer),eachPrimitiveIndicesPortion:new 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Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(t(e.eachMeshMaterial)),eachEntityMetaObject:new Uint32Array(t(e.eachEntityMetaObject)),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(o);!function(e,t,i,r,s,n){var o=n.getNextId(),a=JSON.parse(i.types),l=JSON.parse(i.eachMetaObjectId),u=i.eachMetaObjectType,c=JSON.parse(i.eachMetaObjectName),A=i.eachMetaObjectParent,h=i.positions,d=i.normals,p=i.colors,f=i.indices,v=i.edgeIndices,g=i.matrices,m=i.reusedGeometriesDecodeMatrix,_=i.eachGeometryPrimitiveType,y=i.eachGeometryPositionsPortion,b=i.eachGeometryNormalsPortion,x=i.eachGeometryColorsPortion,w=i.eachGeometryIndicesPortion,B=i.eachGeometryEdgeIndicesPortion,P=i.eachMeshGeometriesPortion,C=i.eachMeshMatricesPortion,M=i.eachMeshMaterial,E=i.eachEntityMetaObject,F=i.eachEntityMeshesPortion,k=i.eachTileAABB,I=i.eachTileEntitiesPortion,D=l.length,S=y.length,T=P.length,R=E.length,L=I.length;if(s){for(var U={metaObjects:[]},O=0;O<D;O++){var N=l[O],Q=a[u[O]]||"default",V=c[O],H=A[O],j=H!==O?l[H]:null;U.metaObjects.push({id:N,type:Q,name:V,parent:j})}s.loadData(U,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds})}for(var G=new Uint32Array(S),z=0;z<T;z++){var W=P[z];void 0!==G[W]?G[W]++:G[W]=1}for(var K=re.vec3(),X=re.AABB3(),J={},Y=0;Y<L;Y++){var Z=Y===L-1,q=I[Y],$=Z?R:I[Y+1],ee=6*Y,te=k.subarray(ee,ee+6);re.getAABB3Center(te,K),X[0]=te[0]-K[0],X[1]=te[1]-K[1],X[2]=te[2]-K[2],X[3]=te[3]-K[0],X[4]=te[4]-K[1],X[5]=te[5]-K[2];for(var ie=ji.createPositionsDecodeMatrix(X),se={},ne=q;ne<$;ne++){var oe=l[E[ne]],ae=t.globalizeObjectIds?re.globalizeObjectId(r.id,oe):oe,le=ne===R-1,ue=F[ne],ce=le?P.length:F[ne+1],Ae=[],de=e.metaScene.metaObjects[ae],pe={},fe={};if(de){if(t.excludeTypesMap&&de.type&&t.excludeTypesMap[de.type])continue;if(t.includeTypesMap&&de.type&&!t.includeTypesMap[de.type])continue;var ve=t.objectDefaults?t.objectDefaults[de.type]||t.objectDefaults.DEFAULT:null;ve&&(!1===ve.visible&&(pe.visible=!1),!1===ve.pickable&&(pe.pickable=!1),ve.colorize&&(fe.color=ve.colorize),void 0!==ve.opacity&&null!==ve.opacity&&(fe.opacity=ve.opacity),void 0!==ve.metallic&&null!==ve.metallic&&(fe.metallic=ve.metallic),void 0!==ve.roughness&&null!==ve.roughness&&(fe.roughness=ve.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var ge=ue;ge<ce;ge++){var me=P[ge],_e=G[me]>1,ye=me===S-1,be=fk(M.subarray(6*ge,6*ge+3)),xe=M[6*ge+3]/255,we=M[6*ge+4]/255,Be=M[6*ge+5]/255,Pe=n.getNextId();if(_e){var Ce=C[ge],Me=g.slice(Ce,Ce+16),Ee="".concat(o,"-geometry.").concat(Y,".").concat(me),Fe=J[Ee];if(!Fe){Fe={batchThisMesh:!t.reuseGeometries};var ke=!1;switch(_[me]){case 0:Fe.primitiveName="solid",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryNormals=d.subarray(b[me],ye?d.length:b[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),Fe.geometryEdgeIndices=v.subarray(B[me],ye?v.length:B[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;case 1:Fe.primitiveName="surface",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryNormals=d.subarray(b[me],ye?d.length:b[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),Fe.geometryEdgeIndices=v.subarray(B[me],ye?v.length:B[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;case 2:Fe.primitiveName="points",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryColors=vk(p.subarray(x[me],ye?p.length:x[me+1])),ke=Fe.geometryPositions.length>0;break;case 3:Fe.primitiveName="lines",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;default:continue}if(ke||(Fe=null),Fe&&(Fe.geometryPositions.length,Fe.batchThisMesh)){Fe.decompressedPositions=new Float32Array(Fe.geometryPositions.length);for(var Ie=Fe.geometryPositions,De=Fe.decompressedPositions,Se=0,Te=Ie.length;Se<Te;Se+=3)De[Se+0]=Ie[Se+0]*m[0]+m[12],De[Se+1]=Ie[Se+1]*m[5]+m[13],De[Se+2]=Ie[Se+2]*m[10]+m[14];Fe.geometryPositions=null,J[Ee]=Fe}}if(Fe)if(Fe.batchThisMesh){for(var Re=Fe.decompressedPositions,Le=new Uint16Array(Re.length),Ue=0,Oe=Re.length;Ue<Oe;Ue+=3)dk[0]=Re[Ue+0],dk[1]=Re[Ue+1],dk[2]=Re[Ue+2],dk[3]=1,re.transformVec4(Me,dk,pk),ji.compressPosition(pk,X,dk),Le[Ue+0]=dk[0],Le[Ue+1]=dk[1],Le[Ue+2]=dk[2];r.createMesh(he.apply(fe,{id:Pe,origin:K,primitive:Fe.primitiveName,positionsCompressed:Le,normalsCompressed:Fe.geometryNormals,colorsCompressed:Fe.geometryColors,indices:Fe.geometryIndices,edgeIndices:Fe.geometryEdgeIndices,positionsDecodeMatrix:ie,color:be,metallic:we,roughness:Be,opacity:xe})),Ae.push(Pe)}else se[Ee]||(r.createGeometry({id:Ee,primitive:Fe.primitiveName,positionsCompressed:Fe.geometryPositions,normalsCompressed:Fe.geometryNormals,colorsCompressed:Fe.geometryColors,indices:Fe.geometryIndices,edgeIndices:Fe.geometryEdgeIndices,positionsDecodeMatrix:m}),se[Ee]=!0),r.createMesh(he.apply(fe,{id:Pe,geometryId:Ee,origin:K,matrix:Me,color:be,metallic:we,roughness:Be,opacity:xe})),Ae.push(Pe)}else{var Ne=void 0,Qe=void 0,Ve=void 0,He=void 0,je=void 0,Ge=void 0,ze=!1;switch(_[me]){case 0:Ne="solid",Qe=h.subarray(y[me],ye?h.length:y[me+1]),Ve=d.subarray(b[me],ye?d.length:b[me+1]),je=f.subarray(w[me],ye?f.length:w[me+1]),Ge=v.subarray(B[me],ye?v.length:B[me+1]),ze=Qe.length>0&&je.length>0;break;case 1:Ne="surface",Qe=h.subarray(y[me],ye?h.length:y[me+1]),Ve=d.subarray(b[me],ye?d.length:b[me+1]),je=f.subarray(w[me],ye?f.length:w[me+1]),Ge=v.subarray(B[me],ye?v.length:B[me+1]),ze=Qe.length>0&&je.length>0;break;case 2:Ne="points",Qe=h.subarray(y[me],ye?h.length:y[me+1]),He=vk(p.subarray(x[me],ye?p.length:x[me+1])),ze=Qe.length>0;break;case 3:Ne="lines",Qe=h.subarray(y[me],ye?h.length:y[me+1]),je=f.subarray(w[me],ye?f.length:w[me+1]),ze=Qe.length>0&&je.length>0;break;default:continue}ze&&(r.createMesh(he.apply(fe,{id:Pe,origin:K,primitive:Ne,positionsCompressed:Qe,normalsCompressed:Ve,colorsCompressed:He,indices:je,edgeIndices:Ge,positionsDecodeMatrix:ie,color:be,metallic:we,roughness:Be,opacity:xe})),Ae.push(Pe))}}Ae.length>0&&r.createEntity(he.apply(pe,{id:ae,isObject:!0,meshIds:Ae}))}}}(e,t,a,r,s,n)}},mk=window.pako||VF;mk.inflate||(mk=mk.default);var _k=re.vec4(),yk=re.vec4();var bk=function(){var e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();var xk={version:9,parse:function(e,t,i,r,s,n){var o=function(e){return{metadata:e[0],positions:e[1],normals:e[2],colors:e[3],indices:e[4],edgeIndices:e[5],matrices:e[6],reusedGeometriesDecodeMatrix:e[7],eachGeometryPrimitiveType:e[8],eachGeometryPositionsPortion:e[9],eachGeometryNormalsPortion:e[10],eachGeometryColorsPortion:e[11],eachGeometryIndicesPortion:e[12],eachGeometryEdgeIndicesPortion:e[13],eachMeshGeometriesPortion:e[14],eachMeshMatricesPortion:e[15],eachMeshMaterial:e[16],eachEntityId:e[17],eachEntityMeshesPortion:e[18],eachTileAABB:e[19],eachTileEntitiesPortion:e[20]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:mk.inflate(e,t).buffer}return{metadata:JSON.parse(mk.inflate(e.metadata,{to:"string"})),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(t(e.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(t(e.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(t(e.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(t(e.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(t(e.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(t(e.eachMeshMaterial)),eachEntityId:JSON.parse(mk.inflate(e.eachEntityId,{to:"string"})),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(o);!function(e,t,i,r,s,n){var o=n.getNextId(),a=i.metadata,l=i.positions,u=i.normals,c=i.colors,A=i.indices,h=i.edgeIndices,d=i.matrices,p=i.reusedGeometriesDecodeMatrix,f=i.eachGeometryPrimitiveType,v=i.eachGeometryPositionsPortion,g=i.eachGeometryNormalsPortion,m=i.eachGeometryColorsPortion,_=i.eachGeometryIndicesPortion,y=i.eachGeometryEdgeIndicesPortion,b=i.eachMeshGeometriesPortion,x=i.eachMeshMatricesPortion,w=i.eachMeshMaterial,B=i.eachEntityId,P=i.eachEntityMeshesPortion,C=i.eachTileAABB,M=i.eachTileEntitiesPortion,E=v.length,F=b.length,k=P.length,I=M.length;s&&s.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(var D=new Uint32Array(E),S=0;S<F;S++){var T=b[S];void 0!==D[T]?D[T]++:D[T]=1}for(var R=re.vec3(),L=re.AABB3(),U={},O=0;O<I;O++){var N=O===I-1,Q=M[O],V=N?k-1:M[O+1]-1,H=6*O,j=C.subarray(H,H+6);re.getAABB3Center(j,R),L[0]=j[0]-R[0],L[1]=j[1]-R[1],L[2]=j[2]-R[2],L[3]=j[3]-R[0],L[4]=j[4]-R[1],L[5]=j[5]-R[2];for(var G=ji.createPositionsDecodeMatrix(L),z={},W=Q;W<=V;W++){var K=B[W],X=t.globalizeObjectIds?re.globalizeObjectId(r.id,K):K,J=W===k-1,Y=P[W],Z=J?b.length-1:P[W+1]-1,q=[],$=e.metaScene.metaObjects[X],ee={},te={};if($){if(t.excludeTypesMap&&$.type&&t.excludeTypesMap[$.type])continue;if(t.includeTypesMap&&$.type&&!t.includeTypesMap[$.type])continue;var ie=t.objectDefaults?t.objectDefaults[$.type]||t.objectDefaults.DEFAULT:null;ie&&(!1===ie.visible&&(ee.visible=!1),!1===ie.pickable&&(ee.pickable=!1),ie.colorize&&(te.color=ie.colorize),void 0!==ie.opacity&&null!==ie.opacity&&(te.opacity=ie.opacity),void 0!==ie.metallic&&null!==ie.metallic&&(te.metallic=ie.metallic),void 0!==ie.roughness&&null!==ie.roughness&&(te.roughness=ie.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var se=Y;se<=Z;se++){var ne=b[se],oe=D[ne]>1,ae=ne===E-1,le=bk(w.subarray(6*se,6*se+3)),ue=w[6*se+3]/255,ce=w[6*se+4]/255,Ae=w[6*se+5]/255,de=n.getNextId();if(oe){var pe=x[se],fe=d.slice(pe,pe+16),ve="".concat(o,"-geometry.").concat(O,".").concat(ne),ge=U[ve];if(!ge){ge={batchThisMesh:!t.reuseGeometries};var me=!1;switch(f[ne]){case 0:ge.primitiveName="solid",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 1:ge.primitiveName="surface",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 2:ge.primitiveName="points",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryColors=c.subarray(m[ne],ae?c.length:m[ne+1]),me=ge.geometryPositions.length>0;break;case 3:ge.primitiveName="lines",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;default:continue}if(me||(ge=null),ge&&(ge.geometryPositions.length,ge.batchThisMesh)){ge.decompressedPositions=new Float32Array(ge.geometryPositions.length),ge.transformedAndRecompressedPositions=new Uint16Array(ge.geometryPositions.length);for(var _e=ge.geometryPositions,ye=ge.decompressedPositions,be=0,xe=_e.length;be<xe;be+=3)ye[be+0]=_e[be+0]*p[0]+p[12],ye[be+1]=_e[be+1]*p[5]+p[13],ye[be+2]=_e[be+2]*p[10]+p[14];ge.geometryPositions=null,U[ve]=ge}}if(ge)if(ge.batchThisMesh){for(var we=ge.decompressedPositions,Be=ge.transformedAndRecompressedPositions,Pe=0,Ce=we.length;Pe<Ce;Pe+=3)_k[0]=we[Pe+0],_k[1]=we[Pe+1],_k[2]=we[Pe+2],_k[3]=1,re.transformVec4(fe,_k,yk),ji.compressPosition(yk,L,_k),Be[Pe+0]=_k[0],Be[Pe+1]=_k[1],Be[Pe+2]=_k[2];r.createMesh(he.apply(te,{id:de,origin:R,primitive:ge.primitiveName,positionsCompressed:Be,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:G,color:le,metallic:ce,roughness:Ae,opacity:ue})),q.push(de)}else z[ve]||(r.createGeometry({id:ve,primitive:ge.primitiveName,positionsCompressed:ge.geometryPositions,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:p}),z[ve]=!0),r.createMesh(he.apply(te,{id:de,geometryId:ve,origin:R,matrix:fe,color:le,metallic:ce,roughness:Ae,opacity:ue})),q.push(de)}else{var Me=void 0,Ee=void 0,Fe=void 0,ke=void 0,Ie=void 0,De=void 0,Se=!1;switch(f[ne]){case 0:Me="solid",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),Fe=u.subarray(g[ne],ae?u.length:g[ne+1]),Ie=A.subarray(_[ne],ae?A.length:_[ne+1]),De=h.subarray(y[ne],ae?h.length:y[ne+1]),Se=Ee.length>0&&Ie.length>0;break;case 1:Me="surface",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),Fe=u.subarray(g[ne],ae?u.length:g[ne+1]),Ie=A.subarray(_[ne],ae?A.length:_[ne+1]),De=h.subarray(y[ne],ae?h.length:y[ne+1]),Se=Ee.length>0&&Ie.length>0;break;case 2:Me="points",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),ke=c.subarray(m[ne],ae?c.length:m[ne+1]),Se=Ee.length>0;break;case 3:Me="lines",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),Ie=A.subarray(_[ne],ae?A.length:_[ne+1]),Se=Ee.length>0&&Ie.length>0;break;default:continue}Se&&(r.createMesh(he.apply(te,{id:de,origin:R,primitive:Me,positionsCompressed:Ee,normalsCompressed:Fe,colorsCompressed:ke,indices:Ie,edgeIndices:De,positionsDecodeMatrix:G,color:le,metallic:ce,roughness:Ae,opacity:ue})),q.push(de))}}q.length>0&&r.createEntity(he.apply(ee,{id:X,isObject:!0,meshIds:q}))}}}(e,t,a,r,s,n)}},wk=window.pako||VF;wk.inflate||(wk=wk.default);var Bk=re.vec4(),Pk=re.vec4();var Ck=function(){var e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();function Mk(e,t){var i=[];if(t.length>1)for(var r=0,s=t.length-1;r<s;r++)i.push(t[r]),i.push(t[r+1]);else if(e.length>1)for(var n=0,o=e.length/3-1;n<o;n++)i.push(n),i.push(n+1);return i}!function(){var e=document.createElement("canvas"),t=e.getContext("2d")}();var Ek={version:10,parse:function(e,t,i,r,s,n){var o=function(e){var t=0;return{metadata:e[t++],textureData:e[t++],eachTextureDataPortion:e[t++],eachTextureAttributes:e[t++],positions:e[t++],normals:e[t++],colors:e[t++],uvs:e[t++],indices:e[t++],edgeIndices:e[t++],eachTextureSetTextures:e[t++],matrices:e[t++],reusedGeometriesDecodeMatrix:e[t++],eachGeometryPrimitiveType:e[t++],eachGeometryPositionsPortion:e[t++],eachGeometryNormalsPortion:e[t++],eachGeometryColorsPortion:e[t++],eachGeometryUVsPortion:e[t++],eachGeometryIndicesPortion:e[t++],eachGeometryEdgeIndicesPortion:e[t++],eachMeshGeometriesPortion:e[t++],eachMeshMatricesPortion:e[t++],eachMeshTextureSet:e[t++],eachMeshMaterialAttributes:e[t++],eachEntityId:e[t++],eachEntityMeshesPortion:e[t++],eachTileAABB:e[t++],eachTileEntitiesPortion:e[t++]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:wk.inflate(e,t).buffer}return{metadata:JSON.parse(wk.inflate(e.metadata,{to:"string"})),textureData:new Uint8Array(t(e.textureData)),eachTextureDataPortion:new Uint32Array(t(e.eachTextureDataPortion)),eachTextureAttributes:new Uint16Array(t(e.eachTextureAttributes)),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),uvs:new Float32Array(t(e.uvs)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),eachTextureSetTextures:new Int32Array(t(e.eachTextureSetTextures)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(t(e.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(t(e.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(t(e.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(t(e.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(t(e.eachGeometryColorsPortion)),eachGeometryUVsPortion:new Uint32Array(t(e.eachGeometryUVsPortion)),eachGeometryIndicesPortion:new Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshTextureSet:new Int32Array(t(e.eachMeshTextureSet)),eachMeshMaterialAttributes:new Uint8Array(t(e.eachMeshMaterialAttributes)),eachEntityId:JSON.parse(wk.inflate(e.eachEntityId,{to:"string"})),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(o);!function(e,t,i,r,s,n){var o=n.getNextId(),a=i.metadata,l=i.textureData,u=i.eachTextureDataPortion,c=i.eachTextureAttributes,A=i.positions,h=i.normals,d=i.colors,p=i.uvs,f=i.indices,v=i.edgeIndices,g=i.eachTextureSetTextures,m=i.matrices,_=i.reusedGeometriesDecodeMatrix,y=i.eachGeometryPrimitiveType,b=i.eachGeometryPositionsPortion,x=i.eachGeometryNormalsPortion,w=i.eachGeometryColorsPortion,B=i.eachGeometryUVsPortion,P=i.eachGeometryIndicesPortion,C=i.eachGeometryEdgeIndicesPortion,M=i.eachMeshGeometriesPortion,E=i.eachMeshMatricesPortion,F=i.eachMeshTextureSet,k=i.eachMeshMaterialAttributes,I=i.eachEntityId,D=i.eachEntityMeshesPortion,S=i.eachTileAABB,T=i.eachTileEntitiesPortion,R=u.length,L=g.length/5,U=b.length,O=M.length,N=D.length,Q=T.length;s&&s.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(var V=0;V<R;V++){var H=V===R-1,j=u[V],G=H?l.length:u[V+1],z=G-j>0,W=9*V,K=1===c[W+0],X=c[W+1];c[W+2],c[W+3];var J=c[W+4],Y=c[W+5],Z=c[W+6],q=c[W+7],$=c[W+8];if(z){var ee=new Uint8Array(l.subarray(j,G)).buffer,te="".concat(o,"-texture-").concat(V);if(K)r.createTexture({id:te,buffers:[ee],minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:$});else{var ie=new Blob([ee],{type:10001===X?"image/jpeg":10002===X?"image/png":"image/gif"}),se=(window.URL||window.webkitURL).createObjectURL(ie),ne=document.createElement("img");ne.src=se,r.createTexture({id:te,image:ne,minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:$})}}}for(var oe=0;oe<L;oe++){var ae=5*oe,le="".concat(o,"-textureSet-").concat(oe),ue=g[ae+0],ce=g[ae+1],Ae=g[ae+2],de=g[ae+3],pe=g[ae+4];r.createTextureSet({id:le,colorTextureId:ue>=0?"".concat(o,"-texture-").concat(ue):null,normalsTextureId:Ae>=0?"".concat(o,"-texture-").concat(Ae):null,metallicRoughnessTextureId:ce>=0?"".concat(o,"-texture-").concat(ce):null,emissiveTextureId:de>=0?"".concat(o,"-texture-").concat(de):null,occlusionTextureId:pe>=0?"".concat(o,"-texture-").concat(pe):null})}for(var fe=new Uint32Array(U),ve=0;ve<O;ve++){var ge=M[ve];void 0!==fe[ge]?fe[ge]++:fe[ge]=1}for(var me=re.vec3(),_e=re.AABB3(),ye={},be=0;be<Q;be++){var xe=be===Q-1,we=T[be],Be=xe?N-1:T[be+1]-1,Pe=6*be,Ce=S.subarray(Pe,Pe+6);re.getAABB3Center(Ce,me),_e[0]=Ce[0]-me[0],_e[1]=Ce[1]-me[1],_e[2]=Ce[2]-me[2],_e[3]=Ce[3]-me[0],_e[4]=Ce[4]-me[1],_e[5]=Ce[5]-me[2];for(var Me=ji.createPositionsDecodeMatrix(_e),Ee={},Fe=we;Fe<=Be;Fe++){var ke=I[Fe],Ie=t.globalizeObjectIds?re.globalizeObjectId(r.id,ke):ke,De=Fe===N-1,Se=D[Fe],Te=De?M.length-1:D[Fe+1]-1,Re=[],Le=e.metaScene.metaObjects[Ie],Ue={},Oe={};if(Le){if(t.excludeTypesMap&&Le.type&&t.excludeTypesMap[Le.type])continue;if(t.includeTypesMap&&Le.type&&!t.includeTypesMap[Le.type])continue;var Ne=t.objectDefaults?t.objectDefaults[Le.type]||t.objectDefaults.DEFAULT:null;Ne&&(!1===Ne.visible&&(Ue.visible=!1),!1===Ne.pickable&&(Ue.pickable=!1),Ne.colorize&&(Oe.color=Ne.colorize),void 0!==Ne.opacity&&null!==Ne.opacity&&(Oe.opacity=Ne.opacity),void 0!==Ne.metallic&&null!==Ne.metallic&&(Oe.metallic=Ne.metallic),void 0!==Ne.roughness&&null!==Ne.roughness&&(Oe.roughness=Ne.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var Qe=Se;Qe<=Te;Qe++){var Ve=M[Qe],He=fe[Ve]>1,je=Ve===U-1,Ge=F[Qe],ze=Ge>=0?"".concat(o,"-textureSet-").concat(Ge):null,We=Ck(k.subarray(6*Qe,6*Qe+3)),Ke=k[6*Qe+3]/255,Xe=k[6*Qe+4]/255,Je=k[6*Qe+5]/255,Ye=n.getNextId();if(He){var Ze=E[Qe],qe=m.slice(Ze,Ze+16),$e="".concat(o,"-geometry.").concat(be,".").concat(Ve),et=ye[$e];if(!et){et={batchThisMesh:!t.reuseGeometries};var tt=!1;switch(y[Ve]){case 0:et.primitiveName="solid",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryNormals=h.subarray(x[Ve],je?h.length:x[Ve+1]),et.geometryUVs=p.subarray(B[Ve],je?p.length:B[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 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4:et.primitiveName="lines",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryIndices=Mk(et.geometryPositions,f.subarray(P[Ve],je?f.length:P[Ve+1])),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;default:continue}if(tt||(et=null),et&&(et.geometryPositions.length,et.batchThisMesh)){et.decompressedPositions=new Float32Array(et.geometryPositions.length),et.transformedAndRecompressedPositions=new Uint16Array(et.geometryPositions.length);for(var it=et.geometryPositions,rt=et.decompressedPositions,st=0,nt=it.length;st<nt;st+=3)rt[st+0]=it[st+0]*_[0]+_[12],rt[st+1]=it[st+1]*_[5]+_[13],rt[st+2]=it[st+2]*_[10]+_[14];et.geometryPositions=null,ye[$e]=et}}if(et)if(et.batchThisMesh){for(var ot=et.decompressedPositions,at=et.transformedAndRecompressedPositions,lt=0,ut=ot.length;lt<ut;lt+=3)Bk[0]=ot[lt+0],Bk[1]=ot[lt+1],Bk[2]=ot[lt+2],Bk[3]=1,re.transformVec4(qe,Bk,Pk),ji.compressPosition(Pk,_e,Bk),at[lt+0]=Bk[0],at[lt+1]=Bk[1],at[lt+2]=Bk[2];r.createMesh(he.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:et.primitiveName,positionsCompressed:at,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Re.push(Ye)}else Ee[$e]||(r.createGeometry({id:$e,primitive:et.primitiveName,positionsCompressed:et.geometryPositions,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:_}),Ee[$e]=!0),r.createMesh(he.apply(Oe,{id:Ye,geometryId:$e,textureSetId:ze,matrix:qe,color:We,metallic:Xe,roughness:Je,opacity:Ke,origin:me})),Re.push(Ye)}else{var ct=void 0,At=void 0,ht=void 0,dt=void 0,pt=void 0,ft=void 0,vt=void 0,gt=!1;switch(y[Ve]){case 0:ct="solid",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),ht=h.subarray(x[Ve],je?h.length:x[Ve+1]),dt=p.subarray(B[Ve],je?p.length:B[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),vt=v.subarray(C[Ve],je?v.length:C[Ve+1]),gt=At.length>0&&ft.length>0;break;case 1:ct="surface",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),ht=h.subarray(x[Ve],je?h.length:x[Ve+1]),dt=p.subarray(B[Ve],je?p.length:B[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),vt=v.subarray(C[Ve],je?v.length:C[Ve+1]),gt=At.length>0&&ft.length>0;break;case 2:ct="points",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),pt=d.subarray(w[Ve],je?d.length:w[Ve+1]),gt=At.length>0;break;case 3:ct="lines",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),gt=At.length>0&&ft.length>0;break;case 4:ct="lines",ft=Mk(At=A.subarray(b[Ve],je?A.length:b[Ve+1]),f.subarray(P[Ve],je?f.length:P[Ve+1])),gt=At.length>0&&ft.length>0;break;default:continue}gt&&(r.createMesh(he.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:ct,positionsCompressed:At,normalsCompressed:ht,uv:dt&&dt.length>0?dt:null,colorsCompressed:pt,indices:ft,edgeIndices:vt,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Re.push(Ye))}}Re.length>0&&r.createEntity(he.apply(Ue,{id:Ie,isObject:!0,meshIds:Re}))}}}(e,t,a,r,s,n)}},Fk=re.vec4(),kk=re.vec4();var Ik=function(){var e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();function Dk(e,t){var i=[];if(t.length>1)for(var r=0,s=t.length-1;r<s;r++)i.push(t[r]),i.push(t[r+1]);else if(e.length>1)for(var n=0,o=e.length/3-1;n<o;n++)i.push(n),i.push(n+1);return i}!function(){var e=document.createElement("canvas"),t=e.getContext("2d")}();var Sk={version:11,parseArrayBuffer:function(e,t,i,r,s,n){var 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J=c[W+4],Y=c[W+5],Z=c[W+6],q=c[W+7],$=c[W+8];if(z){var ee=new Uint8Array(l.subarray(j,G)).buffer,te="".concat(o,"-texture-").concat(V);if(K)r.createTexture({id:te,buffers:[ee],minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:$});else{var ie=new Blob([ee],{type:10001===X?"image/jpeg":10002===X?"image/png":"image/gif"}),se=(window.URL||window.webkitURL).createObjectURL(ie),ne=document.createElement("img");ne.src=se,r.createTexture({id:te,image:ne,minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:$})}}}for(var oe=0;oe<L;oe++){var ae=5*oe,le="".concat(o,"-textureSet-").concat(oe),ue=g[ae+0],ce=g[ae+1],Ae=g[ae+2],de=g[ae+3],pe=g[ae+4];r.createTextureSet({id:le,colorTextureId:ue>=0?"".concat(o,"-texture-").concat(ue):null,normalsTextureId:Ae>=0?"".concat(o,"-texture-").concat(Ae):null,metallicRoughnessTextureId:ce>=0?"".concat(o,"-texture-").concat(ce):null,emissiveTextureId:de>=0?"".concat(o,"-texture-").concat(de):null,occlusionTextureId:pe>=0?"".concat(o,"-texture-").concat(pe):null})}for(var fe=new Uint32Array(U),ve=0;ve<O;ve++){var ge=M[ve];void 0!==fe[ge]?fe[ge]++:fe[ge]=1}for(var me=re.vec3(),_e=re.AABB3(),ye={},be=0;be<Q;be++){var xe=be===Q-1,we=T[be],Be=xe?N-1:T[be+1]-1,Pe=6*be,Ce=S.subarray(Pe,Pe+6);re.getAABB3Center(Ce,me),_e[0]=Ce[0]-me[0],_e[1]=Ce[1]-me[1],_e[2]=Ce[2]-me[2],_e[3]=Ce[3]-me[0],_e[4]=Ce[4]-me[1],_e[5]=Ce[5]-me[2];for(var Me=ji.createPositionsDecodeMatrix(_e),Ee={},Fe=we;Fe<=Be;Fe++){var ke=I[Fe],Ie=t.globalizeObjectIds?re.globalizeObjectId(r.id,ke):ke,De=Fe===N-1,Se=D[Fe],Te=De?M.length-1:D[Fe+1]-1,Re=[],Le=e.metaScene.metaObjects[Ie],Ue={},Oe={};if(Le){if(t.excludeTypesMap&&Le.type&&t.excludeTypesMap[Le.type])continue;if(t.includeTypesMap&&Le.type&&!t.includeTypesMap[Le.type])continue;var Ne=t.objectDefaults?t.objectDefaults[Le.type]||t.objectDefaults.DEFAULT:null;Ne&&(!1===Ne.visible&&(Ue.visible=!1),!1===Ne.pickable&&(Ue.pickable=!1),Ne.colorize&&(Oe.color=Ne.colorize),void 0!==Ne.opacity&&null!==Ne.opacity&&(Oe.opacity=Ne.opacity),void 0!==Ne.metallic&&null!==Ne.metallic&&(Oe.metallic=Ne.metallic),void 0!==Ne.roughness&&null!==Ne.roughness&&(Oe.roughness=Ne.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var Qe=Se;Qe<=Te;Qe++){var Ve=M[Qe],He=fe[Ve]>1,je=Ve===U-1,Ge=F[Qe],ze=Ge>=0?"".concat(o,"-textureSet-").concat(Ge):null,We=Ik(k.subarray(6*Qe,6*Qe+3)),Ke=k[6*Qe+3]/255,Xe=k[6*Qe+4]/255,Je=k[6*Qe+5]/255,Ye=n.getNextId();if(He){var Ze=E[Qe],qe=m.slice(Ze,Ze+16),$e="".concat(o,"-geometry.").concat(be,".").concat(Ve),et=ye[$e];if(!et){et={batchThisMesh:!t.reuseGeometries};var tt=!1;switch(y[Ve]){case 0:et.primitiveName="solid",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryNormals=h.subarray(x[Ve],je?h.length:x[Ve+1]),et.geometryUVs=p.subarray(B[Ve],je?p.length:B[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 1:et.primitiveName="surface",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryNormals=h.subarray(x[Ve],je?h.length:x[Ve+1]),et.geometryUVs=p.subarray(B[Ve],je?p.length:B[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 2:et.primitiveName="points",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryColors=d.subarray(w[Ve],je?d.length:w[Ve+1]),tt=et.geometryPositions.length>0;break;case 3:et.primitiveName="lines",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 4:et.primitiveName="lines",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryIndices=Dk(et.geometryPositions,f.subarray(P[Ve],je?f.length:P[Ve+1])),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;default:continue}if(tt||(et=null),et&&(et.geometryPositions.length,et.batchThisMesh)){et.decompressedPositions=new Float32Array(et.geometryPositions.length),et.transformedAndRecompressedPositions=new Uint16Array(et.geometryPositions.length);for(var it=et.geometryPositions,rt=et.decompressedPositions,st=0,nt=it.length;st<nt;st+=3)rt[st+0]=it[st+0]*_[0]+_[12],rt[st+1]=it[st+1]*_[5]+_[13],rt[st+2]=it[st+2]*_[10]+_[14];et.geometryPositions=null,ye[$e]=et}}if(et)if(et.batchThisMesh){for(var ot=et.decompressedPositions,at=et.transformedAndRecompressedPositions,lt=0,ut=ot.length;lt<ut;lt+=3)Fk[0]=ot[lt+0],Fk[1]=ot[lt+1],Fk[2]=ot[lt+2],Fk[3]=1,re.transformVec4(qe,Fk,kk),ji.compressPosition(kk,_e,Fk),at[lt+0]=Fk[0],at[lt+1]=Fk[1],at[lt+2]=Fk[2];r.createMesh(he.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:et.primitiveName,positionsCompressed:at,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Re.push(Ye)}else 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s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getIFC(t.src,(function(e){s._parseModel(e,t,i,r),n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){if(!r.destroyed){var s=t.stats||{};if(s.sourceFormat="IFC",s.schemaVersion="",s.title="",s.author="",s.created="",s.numMetaObjects=0,s.numPropertySets=0,s.numObjects=0,s.numGeometries=0,s.numTriangles=0,s.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";var n=new Uint8Array(e),o=this._ifcAPI.OpenModel(n),a=this._ifcAPI.GetModelSchema(o),l=this._ifcAPI.GetLineIDsWithType(o,this._webIFC.IFCPROJECT).get(0),u=!1!==t.loadMetadata,c={modelID:o,modelSchema:a,sceneModel:r,loadMetadata:u,metadata:u?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:s};if(u){if(i.includeTypes){c.includeTypes={};for(var A=0,h=i.includeTypes.length;A<h;A++)c.includeTypes[i.includeTypes[A]]=!0}if(i.excludeTypes){c.excludeTypes={};for(var d=0,p=i.excludeTypes.length;d<p;d++)c.excludeTypes[i.excludeTypes[d]]=!0}this._parseMetaObjects(c),this._parsePropertySets(c)}if(this._parseGeometry(c),r.finalize(),u){var f=r.id;this.viewer.metaScene.createMetaModel(f,c.metadata,i)}r.scene.once("tick",(function(){r.destroyed||(r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1))}))}}},{key:"_parseMetaObjects",value:function(e){var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}},{key:"_parseSpatialChildren",value:function(e,t,i){var r=this._ifcAPI.GetNameFromTypeCode(t.type);if((!e.includeTypes||e.includeTypes[r])&&(!e.excludeTypes||!e.excludeTypes[r])){this._createMetaObject(e,t,i);var s=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,s),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,s)}}},{key:"_createMetaObject",value:function(e,t,i){var r=t.GlobalId.value,s=this._ifcAPI.GetNameFromTypeCode(t.type),n={id:r,name:t.Name&&""!==t.Name.value?t.Name.value:s,type:s,parent:i};e.metadata.metaObjects.push(n),e.metaObjects[r]=n,e.stats.numMetaObjects++}},{key:"_parseRelatedItemsOfType",value:function(e,t,i,r,s,n){for(var o=this,a=this._ifcAPI.GetLineIDsWithType(e.modelID,s),l=0;l<a.size();l++){var u=a.get(l),c=this._ifcAPI.GetLine(e.modelID,u),A=c[i],h=!1;if(Array.isArray(A))h=A.map((function(e){return e.value})).includes(t);else h=A.value===t;if(h){var d=c[r];if(Array.isArray(d))d.forEach((function(t){var i=o._ifcAPI.GetLine(e.modelID,t.value);o._parseSpatialChildren(e,i,n)}));else{var p=this._ifcAPI.GetLine(e.modelID,d.value);this._parseSpatialChildren(e,p,n)}}}}},{key:"_parsePropertySets",value:function(e){for(var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES),i=0;i<t.size();i++){var r=t.get(i),s=this._ifcAPI.GetLine(e.modelID,r,!0);if(s){var n=s.RelatingPropertyDefinition;if(!n)continue;var o=n.GlobalId.value,a=n.HasProperties;if(a&&a.length>0){for(var l=n.Name.value,u=[],c=0,A=a.length;c<A;c++){var h=a[c],d=h.Name,p=h.NominalValue;if(d&&p){var 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TI(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function RI(e,t,i,r){for(var s=0,n=t,o=i-r;n<i;n+=r)s+=(e[o]-e[n])*(e[n+1]+e[o+1]),o=n;return s}cI.deviation=function(e,t,i,r){var s=t&&t.length,n=s?t[0]*i:e.length,o=Math.abs(RI(e,0,n,i));if(s)for(var a=0,l=t.length;a<l;a++){var u=t[a]*i,c=a<l-1?t[a+1]*i:e.length;o-=Math.abs(RI(e,u,c,i))}var A=0;for(a=0;a<r.length;a+=3){var h=r[a]*i,d=r[a+1]*i,p=r[a+2]*i;A+=Math.abs((e[h]-e[p])*(e[d+1]-e[h+1])-(e[h]-e[d])*(e[p+1]-e[h+1]))}return 0===o&&0===A?0:Math.abs((A-o)/o)},cI.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},r=0,s=0;s<e.length;s++){for(var n=0;n<e[s].length;n++)for(var o=0;o<t;o++)i.vertices.push(e[s][n][o]);s>0&&(r+=e[s-1].length,i.holes.push(r))}return i};var LI=re.vec2(),UI=re.vec3(),OI=re.vec3(),NI=re.vec3(),QI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"cityJSONLoader",e,s)).dataSource=s.dataSource,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new uI}},{key:"load",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Qh(this.viewer.scene,he.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;var i={};if(e.src)this._loadModel(e.src,e,i,t);else{var r=this.viewer.scene.canvas.spinner;r.processes++,this._parseModel(e.cityJSON,e,i,t),r.processes--}return t}},{key:"_loadModel",value:function(e,t,i,r){var s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getCityJSON(t.src,(function(e){s._parseModel(e,t,i,r),n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){if(!r.destroyed){var s=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,n=t.stats||{};n.sourceFormat=e.type||"CityJSON",n.schemaVersion=e.version||"",n.title="",n.author="",n.created="",n.numMetaObjects=0,n.numPropertySets=0,n.numObjects=0,n.numGeometries=0,n.numTriangles=0,n.numVertices=0;var o=!1!==t.loadMetadata,a=o?{id:re.createUUID(),name:"Model",type:"Model"}:null,l=o?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,u={data:e,vertices:s,sceneModel:r,loadMetadata:o,metadata:l,rootMetaObject:a,nextId:0,stats:n};if(this._parseCityJSON(u),r.finalize(),o){var c=r.id;this.viewer.metaScene.createMetaModel(c,u.metadata,i)}r.scene.once("tick",(function(){r.destroyed||(r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1))}))}}},{key:"_transformVertices",value:function(e,t,i){for(var r=[],s=t.scale||re.vec3([1,1,1]),n=t.translate||re.vec3([0,0,0]),o=0,a=0;o<e.length;o++,a+=3){var l=e[o][0]*s[0]+n[0],u=e[o][1]*s[1]+n[1],c=e[o][2]*s[2]+n[2];i?r.push([l,c,u]):r.push([l,u,c])}return r}},{key:"_parseCityJSON",value:function(e){var t=e.data.CityObjects;for(var i in t)if(t.hasOwnProperty(i)){var r=t[i];this._parseCityObject(e,r,i)}}},{key:"_parseCityObject",value:function(e,t,i){var r=e.sceneModel,s=e.data;if(e.loadMetadata){var n=i,o=t.type,a=o+" : "+i,l=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:n,name:a,type:o,parent:l})}if(e.stats.numMetaObjects++,t.geometry&&t.geometry.length>0){for(var u=[],c=0,A=t.geometry.length;c<A;c++){var h=t.geometry[c],d=void 0,p=void 0,f=s.appearance;if(f){var v=f.materials;if(v){var g=h.material;if(g){var m=Object.keys(g);if(m.length>0){var _=g[m[0]];if(void 0!==_.value)d=v[_.value];else{var y=_.values;if(y){p=[];for(var b=0,x=y.length;b<x;b++){var w=v[y[c]];p.push(w)}}}}}}}p?this._parseGeometrySurfacesWithOwnMaterials(e,h,p,u):this._parseGeometrySurfacesWithSharedMaterial(e,h,d,u)}u.length>0&&(r.createEntity({id:i,meshIds:u,isObject:!0}),e.stats.numObjects++)}}},{key:"_parseGeometrySurfacesWithOwnMaterials",value:function(e,t,i,r){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var s=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,s,r);break;case"Solid":for(var n=t.boundaries,o=0;o<n.length;o++){var a=n[o];this._parseSurfacesWithOwnMaterials(e,i,a,r)}break;case"MultiSolid":case"CompositeSolid":for(var l=t.boundaries,u=0;u<l.length;u++)for(var c=0;c<l[u].length;c++){var A=l[u][c];this._parseSurfacesWithOwnMaterials(e,i,A,r)}}}},{key:"_parseSurfacesWithOwnMaterials",value:function(e,t,i,r){for(var s=e.vertices,n=e.sceneModel,o=0;o<i.length;o++){for(var a=i[o],l=t[o]||{diffuseColor:[.8,.8,.8],transparency:1},u=[],c=[],A=[],d={positions:[],indices:[]},p=0;p<a.length;p++){u.length>0&&c.push(u.length);var f=this._extractLocalIndices(e,a[p],A,d);u.push.apply(u,h(f))}if(3===u.length)d.indices.push(u[0]),d.indices.push(u[1]),d.indices.push(u[2]);else if(u.length>3){for(var v=[],g=0;g<u.length;g++)v.push({x:s[A[u[g]]][0],y:s[A[u[g]]][1],z:s[A[u[g]]][2]});for(var m=this._getNormalOfPositions(v,re.vec3()),_=[],y=0;y<v.length;y++)this._to2D(v[y],m,LI),_.unshift(LI[0]),_.unshift(LI[1]);for(var b=cI(_,c,2),x=0;x<b.length;x+=3)d.indices.unshift(u[b[x]]),d.indices.unshift(u[b[x+1]]),d.indices.unshift(u[b[x+2]])}var w=""+e.nextId++;n.createMesh({id:w,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),r.push(w),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}},{key:"_parseGeometrySurfacesWithSharedMaterial",value:function(e,t,i,r){var s=e.sceneModel,n=[],o={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var a=t.boundaries;this._parseSurfacesWithSharedMaterial(e,a,n,o);break;case"Solid":for(var l=t.boundaries,u=0;u<l.length;u++){var c=l[u];this._parseSurfacesWithSharedMaterial(e,c,n,o)}break;case"MultiSolid":case"CompositeSolid":for(var A=t.boundaries,h=0;h<A.length;h++)for(var d=0;d<A[h].length;d++){var p=A[h][d];this._parseSurfacesWithSharedMaterial(e,p,n,o)}}if(o.positions.length>0&&o.indices.length>0){var f=""+e.nextId++;s.createMesh({id:f,primitive:"triangles",positions:o.positions,indices:o.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),r.push(f),e.stats.numGeometries++,e.stats.numVertices+=o.positions.length/3,e.stats.numTriangles+=o.indices.length/3}}},{key:"_parseSurfacesWithSharedMaterial",value:function(e,t,i,r){for(var s=e.vertices,n=0;n<t.length;n++){for(var o=[],a=[],l=0;l<t[n].length;l++){o.length>0&&a.push(o.length);var u=this._extractLocalIndices(e,t[n][l],i,r);o.push.apply(o,h(u))}if(3===o.length)r.indices.push(o[0]),r.indices.push(o[1]),r.indices.push(o[2]);else if(o.length>3){for(var c=[],A=0;A<o.length;A++)c.push({x:s[i[o[A]]][0],y:s[i[o[A]]][1],z:s[i[o[A]]][2]});for(var d=this._getNormalOfPositions(c,re.vec3()),p=[],f=0;f<c.length;f++)this._to2D(c[f],d,LI),p.unshift(LI[0]),p.unshift(LI[1]);for(var v=cI(p,a,2),g=0;g<v.length;g+=3)r.indices.unshift(o[v[g]]),r.indices.unshift(o[v[g+1]]),r.indices.unshift(o[v[g+2]])}}}},{key:"_extractLocalIndices",value:function(e,t,i,r){for(var s=e.vertices,n=[],o=0,a=t.length;o<a;o++){var l=t[o];if(i.includes(l)){var u=i.indexOf(l);n.push(u)}else r.positions.push(s[l][0]),r.positions.push(s[l][1]),r.positions.push(s[l][2]),n.push(i.length),i.push(l)}return n}},{key:"_getNormalOfPositions",value:function(e,t){for(var i=0;i<e.length;i++){var r=i+1;r===e.length&&(r=0),t[0]+=(e[i].y-e[r].y)*(e[i].z+e[r].z),t[1]+=(e[i].z-e[r].z)*(e[i].x+e[r].x),t[2]+=(e[i].x-e[r].x)*(e[i].y+e[r].y)}return re.normalizeVec3(t)}},{key:"_to2D",value:function(e,t,i){var r=UI,s=OI,n=NI;r[0]=e.x,r[1]=e.y,r[2]=e.z,s[0]=t.x,s[1]=t.y,s[2]=t.z,n[0]=1.1,n[1]=1.1,n[2]=1.1,re.lenVec3(re.subVec3(n,s))<.01&&(n[0]+=1,n[1]+=2,n[2]+=3);var o=re.dotVec3(n,s),a=re.mulVec3Scalar(s,o,re.vec3());n[0]-=a[0],n[1]-=a[1],n[2]-=a[2],re.normalizeVec3(n);var l=re.cross3Vec3(s,n,re.vec3()),u=re.dotVec3(r,n),c=re.dotVec3(r,l);i[0]=u,i[1]=c}}]),i}(),VI=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getDotBIM",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}}]),e}(),HI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"DotBIMLoader",e,s)).dataSource=s.dataSource,r.objectDefaults=s.objectDefaults,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new VI}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||UE}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Qh(this.viewer.scene,he.apply(t,{isModel:!0,backfaces:t.backfaces,dtxEnabled:t.dtxEnabled,rotation:t.rotation,origin:t.origin})),r=i.id;if(!t.src&&!t.dotBIM)return this.error("load() param expected: src or dotBIM"),i;var s,n,o=t.objectDefaults||this._objectDefaults||UE;if(t.includeTypes){s={};for(var a=0,l=t.includeTypes.length;a<l;a++)s[t.includeTypes[a]]=!0}if(t.excludeTypes){n={},s||(s={});for(var u=0,c=t.excludeTypes.length;u<c;u++)s[t.excludeTypes[u]]=!0}var d=function(t){for(var i=t.fileData,a=t.sceneModel,l={},u=re.createUUID(),c=re.createUUID(),d=re.createUUID(),p=re.createUUID(),f={metaObjects:[{id:u,name:"IfcProject",type:"IfcProject",parent:null},{id:c,name:"IfcSite",type:"IfcSite",parent:u},{id:d,name:"IfcBuilding",type:"IfcBuilding",parent:c},{id:p,name:"IfcBuildingStorey",type:"IfcBuildingStorey",parent:d}],propertySets:[]},v=i.elements,g=function(e,t){var r=v[e],u=r.type;if(n&&n[u])return"continue";if(s&&!s[u])return"continue";var c=r.info,d=void 0!==r.guid?"".concat(r.guid):void 0!==c&&void 0!==c.id?c.id:e,g=r.mesh_id,m=r.vector,_=r.rotation,y=o?o[u]||o.DEFAULT:null,b=!0,x=!0;if(void 0===r.face_colors){!function(e,t){if(!l[e]){var r=i.meshes.find((function(e){return e.mesh_id===t.mesh_id}));a.createGeometry({id:e,primitive:"triangles",positions:r.coordinates,indices:r.indices}),l[e]=!0}}(g,r);var w="".concat(d,"-mesh"),B=r.color?[r.color.r/255,r.color.g/255,r.color.b/255]:[1,1,1],P=r.color?r.color.a/255:1;y&&(!1===y.visible&&(b=!1),!1===y.pickable&&(x=!1),y.colorize&&(B=y.colorize),void 0!==y.opacity&&null!==y.opacity&&(P=y.opacity)),a.createMesh({id:w,geometryId:g,color:B,opacity:P,quaternion:!_||0===_.qz&&0===_.qy&&0===_.qx&&1===_.qw?void 0:[_.qx,_.qy,_.qz,_.qw],position:m?[m.x,m.y,m.z]:void 0}),a.createEntity({id:d,meshIds:[w],visible:b,pickable:x,isObject:!0})}else{for(var C=r.face_colors,M={},E=0,F=i.meshes.find((function(e){return e.mesh_id===r.mesh_id})),k=0,I=C.length;k<I;k+=4){var D=[C[k],C[k+1],C[k+2],C[k+3]];void 0===M[D]&&(M[D]=[]);var S=F.indices[E],T=F.coordinates[3*S],R=F.coordinates[3*S+1],L=F.coordinates[3*S+2],U=F.indices[E+1],O=F.coordinates[3*U],N=F.coordinates[3*U+1],Q=F.coordinates[3*U+2],V=F.indices[E+2],H=F.coordinates[3*V],j=F.coordinates[3*V+1],G=F.coordinates[3*V+2];M[D].push(T,R,L,O,N,Q,H,j,G),E+=3}for(var z=[],W=0,K=Object.entries(M);W<K.length;W++){var X=A(K[W],2),J=X[0],Y=X[1];a.createGeometry({id:"".concat(g,"-").concat(J),primitive:"triangles",positions:Y,indices:h(Array(Y.length/3).keys())});var Z="".concat(d,"-mesh-").concat(J),q=J.split(",").map(Number),$=[q[0]/255,q[1]/255,q[2]/255],ee=q[3]/255;y&&(!1===y.visible&&(b=!1),!1===y.pickable&&(x=!1),y.colorize&&($=y.colorize),void 0!==y.opacity&&null!==y.opacity&&(ee=y.opacity)),a.createMesh({id:Z,geometryId:"".concat(g,"-").concat(J),color:$,opacity:ee,quaternion:!_||0===_.qz&&0===_.qy&&0===_.qx&&1===_.qw?void 0:[_.qx,_.qy,_.qz,_.qw],position:m?[m.x,m.y,m.z]:void 0}),z.push(Z)}a.createEntity({id:d,meshIds:z,visible:b,pickable:x,isObject:!0})}for(var te in c){var ie=void 0;te.startsWith("IFC_Pset_")&&(ie||(ie=[]),ie.push({name:te,value:c[te]})),ie&&f.propertySets.push({id:d,properties:ie})}f.metaObjects.push({id:d,name:c&&c.Name&&"None"!==c.Name?c.Name:"".concat(r.type," ").concat(d),type:r.type,parent:p,propertySetIds:[d]})},m=0,_=v.length;m<_;m++)g(m);a.finalize(),e.viewer.metaScene.createMetaModel(r,f),a.scene.once("tick",(function(){a.destroyed||(a.scene.fire("modelLoaded",a.id),a.fire("loaded",!0,!1))}))};if(t.src){var p=t.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(p,(function(t){d({fileData:t,sceneModel:i,nextId:0,error:function(e){}}),e.viewer.scene.canvas.spinner.processes--}),(function(t){e.viewer.scene.canvas.spinner.processes--,e.error(t)}))}else if(t.dotBIM){var f={fileData:t.dotBIM,sceneModel:i,nextId:0,error:function(e){}};d(f)}return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),jI=function(e){var t=function(t){return parseInt(e.substr(t+1,2),16)/255};return[t(0),t(2),t(4)]},GI=function(e){for(var t=[],i=0;i<e.length;++i)t.push(i);var r=function(){for(var i=re.vec2(),r=re.vec2(),s=0,n=0;n<t.length;++n){var o=e[t[n]],a=e[t[(n+1)%t.length]],l=e[t[(n+2)%t.length]];re.subVec2(o,a,i),re.subVec2(l,a,r);var u=re.dotVec2(i,r)/Math.sqrt(re.sqLenVec2(i)*re.sqLenVec2(r)),c=Math.acos(Math.max(-1,Math.min(u,1)));s+=i[0]*r[1]-i[1]*r[0]>=0?c:2*Math.PI-c}return s<t.length*Math.PI}(),s=function(){var e=function(e,t,i){return(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1])};return function(t,i,r,s){var n=e(t,i,r),o=e(t,r,s),a=e(t,s,i);return!((n<0||o<0||a<0)&&(n>0||o>0||a>0))}}(),n=[],o=(r?t:t.slice(0).reverse()).map((function(e){return{idx:e}}));o.forEach((function(e,t){e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));for(var a=re.vec2(),l=re.vec2();o.length>2;){for(var u=0,c=function(){if(u>=o.length)throw"isCCW = ".concat(r,"; earIdx = ").concat(u,"; len = ").concat(o.length);var t=o[u],i=e[t.prev.idx],n=e[t.idx],c=e[t.next.idx];if(re.subVec2(i,n,a),re.subVec2(c,n,l),a[0]*l[1]-a[1]*l[0]>=0&&o.every((function(r){return r===t||r===t.prev||r===t.next||!s(e[r.idx],i,n,c)})))return"break";++u};;){if("break"===c())break}var A=o[u];o.splice(u,1),n.push([A.idx,A.next.idx,A.prev.idx]),A.prev.next=A.next,A.next.prev=A.prev}return[e,n,r]},zI=function(e,t){var i=e.canvas.canvas,r=i.parentNode,s=document.createElement("div");r.insertBefore(s,i);var n=5;s.style.background=t,s.style.border="2px solid white",s.style.margin="0 0",s.style.zIndex="100",s.style.position="absolute",s.style.pointerEvents="none",s.style.display="none";var o=new ot(e,{}),a=function(e){return e+"px"},l=function(){var e=o.canvasPos.slice();lt(i,r,e),s.style.left=a(e[0]-3-n/2),s.style.top=a(e[1]-3-n/2),s.style.borderRadius=a(2*n),s.style.width=a(n),s.style.height=a(n)},u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),s.style.display=e?"":"none"},setHighlighted:function(e){n=e?10:5,l()},getCanvasPos:function(){return o.canvasPos},getWorldPos:function(){return o.worldPos},destroy:function(){s.parentNode.removeChild(s),e.camera.off(u),e.camera.off(c),o.destroy()}}},WI=function(e,t,i){var r=null,s=function(s){if(s){r&&r.destroy();try{var n,o,a=GI(s.map((function(e){return[e[0],e[2]]}))),l=A(a,2),u=l[0],c=l[1],d=(n=[]).concat.apply(n,h(u.map((function(e){return[e[0],s[0][1],e[1]]})))),p=(o=[]).concat.apply(o,h(c));r=new gn(e,{pickable:!1,geometry:new Wi(e,{positions:d,indices:p,normals:re.buildNormals(d,p)}),material:new Zi(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:jI(t)})})}catch(e){r=null}}r&&(r.visible=!!s)};return s(null),{updateBase:s,destroy:function(){return r&&r.destroy()}}},KI=function(e,t){return function(i,r,s){var n=e.scene,o=n.canvas.canvas,a=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,lt(o.ownerDocument.documentElement,o,t),t},l=function(e){var i=re.vec3(),r=re.vec3();return re.canvasPosToWorldRay(o,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,i,r),t(i,r)},u=!1,c=function(){u=!1},A=function(){c(),o.removeEventListener("mousedown",d),o.removeEventListener("mousemove",p),e.cameraControl.off(f),o.removeEventListener("mouseup",v)},h=re.vec2(),d=function(e){1===e.which&&(a(e,h),u=!0)};o.addEventListener("mousedown",d);var p=function(e){var t=a(e,re.vec2());u&&re.distVec2(h,t)>20&&(c(),i())};o.addEventListener("mousemove",p);var f=e.cameraControl.on("rayMove",(function(e){var t=e.canvasPos;r(t,l(t))})),v=function(e){if(1===e.which&&u){A();var t=a(e,re.vec2());s(t,l(t))}};return o.addEventListener("mouseup",v),A}},XI=function(e,t,i){return function(r,s,n){var o,a=e.scene,l=a.canvas.canvas,u=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,lt(l.ownerDocument.documentElement,l,t),t},c=function(e){var t=re.vec3(),r=re.vec3();return re.canvasPosToWorldRay(l,a.camera.viewMatrix,a.camera.projMatrix,a.camera.projection,e,t,r),i(t,r)},A=null,d=function(){},p=d,f=function(){t.stop(),clearTimeout(A),e.cameraControl.active=!0,p=d,o=null},v=function(){f(),l.removeEventListener("touchstart",g),l.removeEventListener("touchmove",m),l.removeEventListener("touchend",_)},g=function(i){var n=i.touches;if(1!==n.length)f(),r();else{var a=n[0],l=u(a,re.vec2());c(l)&&(o=a.identifier,p=function(e){re.distVec2(l,e)>20&&f()},A=setTimeout((function(){t.start(l),A=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=function(e){s(e,c(e))},p(l)}),300)}),250))}};l.addEventListener("touchstart",g,{passive:!0});var m=function(e){var t=h(e.changedTouches).find((function(e){return e.identifier===o}));t&&p(u(t,re.vec2()))};l.addEventListener("touchmove",m,{passive:!0});var _=function(e){var t=h(e.changedTouches).find((function(e){return e.identifier===o}));if(t){v();var i=u(t,re.vec2());n(i,c(i))}};return l.addEventListener("touchend",_,{passive:!0}),v}},JI=function(e,t,i,r){var s=-(re.dotVec3(i,t)-e)/re.dotVec3(r,t),n=re.vec3();return re.mulVec3Scalar(r,s,n),re.addVec3(i,n,n),n},YI=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";return r._eventSubs={},r.plugin.viewer.scene,r._geometry=s.geometry,s.onMouseOver,s.onMouseLeave,s.onContextMenu,r._alpha="alpha"in s&&void 0!==s.alpha?s.alpha:.5,r.color=s.color,r._visible=!0,r._rebuildMesh(),r}return C(i,[{key:"_rebuildMesh",value:function(){var e,t=this.plugin.viewer.scene,i=this._geometry.planeCoordinates.slice(),r=this._geometry.height<0,s=this._geometry.altitude+(r?this._geometry.height:0),n=this._geometry.height*(r?-1:1),o=A(GI(i),3),a=o[0],l=o[1],u=o[2],d=[],p=[],f=function(e){var t,i=d.length,r=c(a);try{for(r.s();!(t=r.n()).done;){var o=t.value;d.push([o[0],s+(e?n:0),o[1]])}}catch(e){r.e(e)}finally{r.f()}var u,A=c(l);try{for(A.s();!(u=A.n()).done;){var f=u.value;p.push.apply(p,h((e?f:f.slice(0).reverse()).map((function(e){return e+i}))))}}catch(e){A.e(e)}finally{A.f()}};f(!1),f(!0);for(var v=function(e){var t=a[e],i=a[(a.length+e+(u?1:-1))%a.length],r=s,o=s+n,l=d.length;d.push([t[0],r,t[1]],[i[0],r,i[1]],[i[0],o,i[1]],[t[0],o,t[1]]),p.push.apply(p,h([0,1,2,0,2,3].map((function(e){return e+l}))))},g=0;g<a.length;++g)v(g);this._zoneMesh&&this._zoneMesh.destroy();var m=(e=[]).concat.apply(e,d);this._zoneMesh=new gn(t,{edges:this._edges,geometry:new Wi(t,{positions:m,indices:p,normals:re.buildNormals(m,p)}),material:new Zi(t,{alpha:this._alpha,backfaces:!0,diffuse:jI(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;var _,y=re.vec2(),b=re.vec2(),x=0,w=c(l);try{for(w.s();!(_=w.n()).done;){var B=_.value,P=a[B[0]],C=a[B[1]],M=a[B[2]];re.subVec2(C,P,y),re.subVec2(M,P,b),x+=Math.abs(y[0]*b[1]-y[1]*b[0])}}catch(e){w.e(e)}finally{w.f()}this._baseArea=x/2,this._metrics=null;var E=function(e){return Math.min.apply(Math,h(d.map((function(t){return t[e]}))))},F=function(e){return Math.max.apply(Math,h(d.map((function(t){return t[e]}))))},k=E(0),I=E(1),D=E(2),S=F(0),T=F(1),R=F(2);this._center=re.vec3([(k+S)/2,(I+T)/2,(D+R)/2])}},{key:"baseArea",get:function(){return this._baseArea}},{key:"area",get:function(){return this._getMetrics().area}},{key:"volume",get:function(){return this._getMetrics().volume}},{key:"_getMetrics",value:function(){if(null===this._metrics){for(var e=0,t=0,i=this._zoneMesh.geometry,r=[re.vec3(),re.vec3(),re.vec3()],s=re.vec3(),n=0;n<i.indices.length;n+=3){for(var o=0;o<3;++o)for(var a=r[o],l=3*i.indices[n+o],u=0;u<3;++u)a[u]=i.positions[l+u];e+=re.dotVec3(r[0],re.cross3Vec3(r[1],r[2],s)),re.subVec3(r[1],r[0],r[1]),re.subVec3(r[2],r[0],r[2]),t+=re.lenVec3(re.cross3Vec3(r[1],r[2],s))}this._metrics={area:t/2,volume:e/6}}return this._metrics}},{key:"sectionedAverage",value:function(e){var t=this._geometry.planeCoordinates.slice(),i=[],r=this._geometry.height,s=this._geometry.altitude,n=s+Math.max(0,r),o=s+Math.min(0,r),a=function(e){var r=t.map((function(t){return[t[0],e?n:o,t[1]]}));i.push(e?r:r.slice(0).reverse())};a(!0),a(!1);for(var l=function(e,i){return[t[e][0],i,t[e][1]]},u=0;u<t.length;++u){var A=(u+1)%t.length;i.push([l(u,o),l(A,o),l(A,n),l(u,n)])}var h,d=c(e);try{for(d.s();!(h=d.n()).done;){var p,f=h.value,v=f.dir,g=f.dist,m=[],_=c(i);try{for(_.s();!(p=_.n()).done;){for(var y=p.value,b=1e-5,x=0,w=[],B=0;B<y.length;B++){var P=re.dotVec3(v,y[B])+g,C=P<-1e-5?2:P>b?1:0;x|=C,w.push(C)}switch(x){case 0:case 1:m.push(y);break;case 2:break;case 3:for(var M=[],E=0;E<y.length;E++){var F=(E+1)%y.length,k=w[E],I=w[F],D=y[E],S=y[F];if(2!==k&&M.push(D),3==(k|I)){var T=re.vec3();re.subVec3(S,D,T);var R=-(g+re.dotVec3(v,D))/re.dotVec3(v,T),L=[0,0,0];re.lerpVec3(R,0,1,D,S,L),M.push(L)}}M.length>=3&&m.push(M)}}}catch(e){_.e(e)}finally{_.f()}i=m}}catch(e){d.e(e)}finally{d.f()}if(0===i.length)return null;var U,O=re.vec3([0,0,0]),N=new Set,Q=c(i);try{for(Q.s();!(U=Q.n()).done;){var V,H=c(U.value);try{for(H.s();!(V=H.n()).done;){var j=V.value,G=j.map((function(e){return e.toFixed(3)})).join(":");N.has(G)||(N.add(G),re.addVec3(O,j,O))}}catch(e){H.e(e)}finally{H.f()}}}catch(e){Q.e(e)}finally{Q.f()}return re.mulVec3Scalar(O,1/N.size,O),O}},{key:"center",get:function(){return this._center}},{key:"altitude",get:function(){return this._geometry.altitude},set:function(e){this._geometry.altitude=e,this._rebuildMesh()}},{key:"height",get:function(){return this._geometry.height},set:function(e){this._geometry.height=e,this._rebuildMesh()}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}},{key:"color",get:function(){return this._color},set:function(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=jI(this._color))}},{key:"alpha",get:function(){return this._alpha},set:function(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}},{key:"edges",get:function(){return this._edges},set:function(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}},{key:"getJSON",value:function(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}},{key:"duplicate",value:function(){return this.plugin.createZone({id:re.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((function(e){return e.slice()})),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}},{key:"destroy",value:function(){this._zoneMesh.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ZI=function(e){g(i,Ce);var t=_(i);function i(e,r,s){var n;return B(this,i),(n=t.call(this,e.viewer.scene)).zonesPlugin=e,n.pointerLens=r.pointerLens,n.createSelect3dPoint=s,n._deactivate=null,n}return C(i,[{key:"active",get:function(){return!!this._deactivate}},{key:"activate",value:function(e,t,i,r){if(!this._deactivate){if("object"===w(e)&&null!==e){var s=e,n=function(e,t){if(e in s)return s[e];if(void 0!==t)return t;throw"config missing: "+e};e=n("altitude"),t=n("height"),i=n("color","#008000"),r=n("alpha",.5)}var o=this.zonesPlugin,a=o.viewer,l=a.scene,u=this,c=this.createSelect3dPoint(a,(function(t,i){return JI(e,re.vec3([0,1,0]),t,i)}));!function s(){var n=WI(l,i,r),a=function(e,t,i,r,s,n){var o=zI(e,t),a=zI(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:function(){},u=r((function(){l(null),o.update(null)}),(function(e,t){l(e),o.update(t)}),(function(e,t){o.update(t),u=r((function(){l(null),a.update(null),s(null)}),(function(e,i){l(e),a.update(i),s(re.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),o.destroy(),a.destroy(),l(null),n([t,i])}))}));return{deactivate:function(){u(),o.destroy(),a.destroy(),l(null)}}}(l,i,u.pointerLens,c,(function(e){if(e){var t=e[0],i=e[1],r=function(e){return Math.min(t[e],i[e])},s=function(e){return Math.max(t[e],i[e])},o=r(0),a=r(1),l=r(2),u=s(0);s(1);var c=s(2);n.updateBase([[o,a,c],[u,a,c],[u,a,l],[o,a,l]])}else n.updateBase(null)}),(function(a){n.destroy();var l=function(e,t,i,r,s,n,o){var a=function(i){return Math.min(e[i],t[i])},l=function(i){return Math.max(e[i],t[i])},u=a(0),c=a(2),A=l(0),h=l(2);return o.createZone({id:re.createUUID(),geometry:{planeCoordinates:[[u,h],[A,h],[A,c],[u,c]],altitude:i,height:r},alpha:n,color:s})}(a[0],a[1],e,t,i,r,o),c=!0;u._deactivate=function(){c=!1},u.fire("zoneEnd",l),c&&s()})).deactivate;u._deactivate=function(){a(),n.destroy()}}()}}},{key:"deactivate",value:function(){this._deactivate&&(this._deactivate(),this._deactivate=null)}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),qI=function(e){g(i,ZI);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r,(function(e,t){return KI(e,t)}))}return C(i)}(),$I=function(e){g(i,ZI);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i);var n=new Le(e.viewer);return(r=t.call(this,e,s,(function(e,t){return XI(e,n,t)}))).pointerCircle=n,r}return C(i,[{key:"destroy",value:function(){this.pointerCircle.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),eD=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"Zones",e))._pointerLens=s.pointerLens,r._container=s.container||document.body,r._zones=[],r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.zIndex=s.zIndex||1e4,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),zone:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),zone:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),zone:t,event:e})},r}return C(i,[{key:"createZone",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=new YI(this,{id:t.id,plugin:this,container:this._container,geometry:t.geometry,alpha:t.alpha,color:t.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(i),i.on("destroyed",(function(){var t=e._zones.indexOf(i);t>=0&&e._zones.splice(t,1)})),this.fire("zoneCreated",i),i}},{key:"zones",get:function(){return this._zones}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),tD=function(e,t,i,r,s,n,o,a,l){var u,c=n?function(e){n.visible=!!e,e&&(n.canvasPos=e)}:function(){},A=[function(){return c(null)}],h=WI(e,r,s);return A.push((function(){return h.destroy()})),function n(d){var p=zI(e,r),f=d.length>0&&function(e,t,i){var r=e.canvas.canvas,s=new ot(e,{});s.worldPos=i;var n=new ot(e,{}),o=r.ownerDocument.body,a=new ht(o,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);var l=function(){var e=s.canvasPos.slice(),t=n.canvasPos.slice();lt(r,o,e),lt(r,o,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(u),e.camera.off(c),s.destroy(),n.destroy(),a.destroy()}}}(e,r,d[d.length-1].getWorldPos());A.push((function(){p.destroy(),f&&f.destroy()}));var v=d.length>0&&d[0],g=function(e){var t=v&&v.getCanvasPos();return t&&re.distVec2(t,e)<10&&{canvasPos:t,worldPos:v.getWorldPos()}},m=function(){var e=function(e,t,i){return t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1])},t=function(e,t,i){var r=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===r?0:r>0?1:2};return function(i,r){for(var s=i[i.length-2],n=i[i.length-1],o=r?1:0;o<i.length-2-1;++o){var a=i[o],l=i[o+1],u=t(s,n,a),c=t(s,n,l),A=t(a,l,s),h=t(a,l,n);if(u!==c&&A!==h||0===u&&e(s,a,n)||0===c&&e(s,l,n)||0===A&&e(a,s,l)||0===h&&e(a,n,l))return!0}return!1}}();u=a((function(){c(null),p.update(null),f&&f.update(null),h.updateBase(d.length>2?d.map((function(e){return e.getWorldPos()})):null)}),(function(e,t){var i=d.length>2&&g(e);if(v&&v.setHighlighted(!!i),c(i?i.canvasPos:e),p.update(!i&&t),f&&f.update(i?i.worldPos:t),d.length>=2){var r=d.map((function(e){return e.getWorldPos()})).concat(i?[]:[t]),s=m(r.map((function(e){return[e[0],e[2]]})),i);h.updateBase(s?null:r)}else h.updateBase(null)}),(function(e,a){var u=d.length>2&&g(e),c=d.map((function(e){return e.getWorldPos()})).concat(u?[]:[a]);h.updateBase(c);var v=c.map((function(e){return[e[0],e[2]]}));d.length>2&&m(v,u)?(A.pop()(),n(d)):u?(p.update(a),A.forEach((function(e){return e()})),l(o.createZone({id:re.createUUID(),geometry:{planeCoordinates:v,altitude:t,height:i},alpha:s,color:r}))):(p.update(a),f&&f.update(a),n(d.concat(p)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){u(),A.forEach((function(e){return e()}))}}},iD=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene)).zonesPlugin=e,r.pointerLens=s.pointerLens,r._action=null,r}return C(i,[{key:"active",get:function(){return!!this._action}},{key:"activate",value:function(e,t,i,r){if("object"===w(e)&&null!==e){var s=e,n=function(e,t){if(e in s)return s[e];if(void 0!==t)return t;throw"config missing: "+e};e=n("altitude"),t=n("height"),i=n("color","#008000"),r=n("alpha",.5)}if(!this._action){var o=this.zonesPlugin,a=o.viewer,l=a.scene,u=this,c=KI(a,(function(t,i){return JI(e,re.vec3([0,1,0]),t,i)}));!function s(){u._action=tD(l,e,t,i,r,u.pointerLens,o,c,(function(e){var t=!0;u._action={deactivate:function(){t=!1}},u.fire("zoneEnd",e),t&&s()}))}()}}},{key:"deactivate",value:function(){this._action&&(this._action.deactivate(),this._action=null)}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),rD=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene)).zonesPlugin=e,r.pointerLens=s.pointerLens,r.pointerCircle=new Le(e.viewer),r._action=null,r}return C(i,[{key:"active",get:function(){return!!this._action}},{key:"activate",value:function(e,t,i,r){if("object"===w(e)&&null!==e){var s=e,n=function(e,t){if(e in s)return s[e];if(void 0!==t)return t;throw"config missing: "+e};e=n("altitude"),t=n("height"),i=n("color","#008000"),r=n("alpha",.5)}if(!this._action){var o=this.zonesPlugin,a=o.viewer,l=a.scene,u=this,c=XI(a,this.pointerCircle,(function(t,i){return JI(e,re.vec3([0,1,0]),t,i)}));!function s(){u._action=tD(l,e,t,i,r,u.pointerLens,o,c,(function(e){var t=!0;u._action={deactivate:function(){t=!1}},u.fire("zoneEnd",e),t&&s()}))}()}}},{key:"deactivate",value:function(){this._action&&(this._action.deactivate(),this._action=null)}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),sD=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer,l=a.scene;o=t.call(this,l);var u=e._geometry.altitude,c=e._geometry.planeCoordinates.map((function(t){var i=l.canvas.canvas.ownerDocument.body,r=new ut(l,{},i,{fillColor:e._color});return r.worldPos=re.vec3([t[0],u,t[1]]),r.on("worldPos",(function(){t[0]=r.worldPos[0],t[1]=r.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),r})),A=At({viewer:a,handleMouseEvents:s,handleTouchEvents:n,pointerLens:r&&r.pointerLens,dots:c,ray2WorldPos:function(e,t){return JI(u,re.vec3([0,1,0]),e,t)},onEnd:function(t,i){return e._zoneMesh&&o.fire("edited"),!!e._zoneMesh}}),h=function(){A(),c.forEach((function(e){return e.destroy()}))},d=e.on("destroyed",h);return o._deactivate=function(){e.off("destroyed",d),h()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),nD=function(e){g(i,sD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),oD=function(e){g(i,sD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}(),aD=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer,l=a.scene,u=l.canvas.canvas,c=b(o=t.call(this,l)),A=e._geometry.altitude,d=r&&r.pointerLens,p=d?function(e){d.visible=!!e,e&&(d.canvasPos=e)}:function(){},f=function(e){var t,i,r=re.vec3(),s=re.vec3();return re.canvasPosToWorldRay(u,l.camera.viewMatrix,l.camera.projMatrix,l.camera.projection,e,r,s),t=r,i=s,JI(A,re.vec3([0,1,0]),t,i)},v=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,lt(u.ownerDocument.documentElement,u,t),t},g=function(e,t){var i=function(e){e.preventDefault(),t(e)};return u.addEventListener(e,i),function(){return u.removeEventListener(e,i)}},m=function(){},_=function(t,i,r,s){var n,o,l,A,h=s(t),d=v(h,re.vec2()),_=a.scene.pick({canvasPos:d,includeEntities:[e._zoneMesh.id]});if((_&&_.entity&&_.entity.zone)===e){m(),u.style.cursor="move",a.cameraControl.active=!1;var y=(n=e._geometry.planeCoordinates.map((function(e){return e.slice()})),o=f(d),l=re.vec2([o[0],o[2]]),A=re.vec2(),function(t){var i=f(t);A[0]=i[0],A[1]=i[2],re.subVec2(l,A,A),e._geometry.planeCoordinates.forEach((function(e,t){re.subVec2(n[t],A,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}),b=g(i,(function(e){var t=s(e);if(t){var i=v(t,re.vec2());y(i),p(i)}})),x=g(r,(function(e){var t=s(e);if(t){var i=v(t,re.vec2());y(i),p(null),m(),c.fire("translated")}}));m=function(){m=function(){},u.style.cursor="default",a.cameraControl.active=!0,b(),x()}}},y=[];s&&y.push(g("mousedown",(function(e){1===e.which&&_(e,"mousemove","mouseup",(function(e){return 1===e.which&&e}))}))),n&&y.push(g("touchstart",(function(e){if(1===e.touches.length){var t=e.touches[0].identifier;_(e,"touchmove","touchend",(function(e){return h(e.changedTouches).find((function(e){return e.identifier===t}))}))}})));var x=function(){m(),y.forEach((function(e){return e()})),p(null)},w=e.on("destroyed",x);return o._deactivate=function(){e.off("destroyed",w),x()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),lD=function(e){g(i,aD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),uD=function(e){g(i,aD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}();export{Lr as AlphaFormat,Ti as AmbientLight,xt as AngleMeasurementEditMouseControl,wt as AngleMeasurementEditTouchControl,gt as AngleMeasurementsControl,mt as AngleMeasurementsMouseControl,_t as AngleMeasurementsPlugin,yt as AngleMeasurementsTouchControl,Et as AnnotationsPlugin,wn as AxisGizmoPlugin,Kh as BCFViewpointsPlugin,ho as Bitmap,Cr as ByteType,Od as CameraMemento,md as CameraPath,Pd as CameraPathAnimation,QI as CityJSONLoaderPlugin,dr as ClampToEdgeWrapping,Ce as Component,Ps as CompressedMediaType,xa as Configs,J as ContextMenu,jd as CubicBezierCurve,fd as Curve,sh as DefaultLoadingManager,Vr as DepthFormat,Hr as DepthStencilFormat,Si as DirLight,ad as DistanceMeasurementEditControl,ld as DistanceMeasurementEditMouseControl,ud as DistanceMeasurementEditTouchControl,rd as DistanceMeasurementsControl,sd as DistanceMeasurementsMouseControl,nd as DistanceMeasurementsPlugin,od as DistanceMeasurementsTouchControl,VI as DotBIMDefaultDataSource,HI as DotBIMLoaderPlugin,tr as EdgeMaterial,$i as EmphasisMaterial,yF as FaceAlignedSectionPlanesPlugin,cd as FastNavPlugin,Ir as FloatType,Zn as Fresnel,Ie as Frustum,ke as FrustumPlane,xs as GIFMediaType,Ad as GLTFDefaultDataSource,OE as GLTFLoaderPlugin,Dr as HalfFloatType,kd as ImagePlane,Fr as IntType,ws as JPEGMediaType,ch as KTX2TextureTranscoder,aI as LASLoaderPlugin,Rn as LambertMaterial,Ld as LightMap,Hh as LineSet,ys as LinearEncoding,yr as LinearFilter,Br as LinearMipMapLinearFilter,xr as LinearMipMapNearestFilter,wr as LinearMipmapLinearFilter,br as LinearMipmapNearestFilter,nh as Loader,rh as LoadingManager,hd as LocaleService,Qr as LuminanceAlphaFormat,Nr as LuminanceFormat,G as Map,ot as Marker,Te as MarqueePicker,Re as MarqueePickerMouseControl,gn as Mesh,Co as MeshSurfaceArea,mo as MeshVolume,On as MetallicMaterial,pr as MirroredRepeatWrapping,Qd as ModelMemento,HE as NavCubePlugin,fr as NearestFilter,_r as NearestMipMapLinearFilter,vr as NearestMipMapNearestFilter,mr as NearestMipmapLinearFilter,gr as NearestMipmapNearestFilter,Tn as Node,qE as OBJLoaderPlugin,ne as ObjectsKdTree3,Hd as ObjectsMemento,Bs as PNGMediaType,Gd as Path,Wd as PerformanceModel,Zi as PhongMaterial,Lt as PickResult,Ue as Plugin,Id as PointLight,Le as PointerCircle,Y as PointerLens,zd as QuadraticBezierCurve,oe as Queue,Or as RGBAFormat,Kr as RGBAIntegerFormat,vs as RGBA_ASTC_10x10_Format,ds as RGBA_ASTC_10x5_Format,ps as RGBA_ASTC_10x6_Format,fs as RGBA_ASTC_10x8_Format,gs as RGBA_ASTC_12x10_Format,ms as RGBA_ASTC_12x12_Format,ns as RGBA_ASTC_4x4_Format,os as RGBA_ASTC_5x4_Format,as as RGBA_ASTC_5x5_Format,ls as RGBA_ASTC_6x5_Format,us as RGBA_ASTC_6x6_Format,cs as RGBA_ASTC_8x5_Format,As as RGBA_ASTC_8x6_Format,hs as RGBA_ASTC_8x8_Format,_s as RGBA_BPTC_Format,ss as RGBA_ETC2_EAC_Format,ts as RGBA_PVRTC_2BPPV1_Format,es as RGBA_PVRTC_4BPPV1_Format,Jr as RGBA_S3TC_DXT1_Format,Yr as RGBA_S3TC_DXT3_Format,Zr as RGBA_S3TC_DXT5_Format,Ur as RGBFormat,is as RGB_ETC1_Format,rs as RGB_ETC2_Format,$r as RGB_PVRTC_2BPPV1_Format,qr as RGB_PVRTC_4BPPV1_Format,Xr as RGB_S3TC_DXT1_Format,zr as RGFormat,Wr as RGIntegerFormat,Wi as ReadableGeometry,jr as RedFormat,Gr as RedIntegerFormat,Rd as ReflectionMap,hr as RepeatWrapping,xF as STLDefaultDataSource,IF as STLLoaderPlugin,Qh as SceneModel,Io as SceneModelMesh,Ih as SceneModelTransform,Bn as SectionPlane,oF as SectionPlanesPlugin,Mr as ShortType,Kd as Skybox,bF as SkyboxesPlugin,Vn as SpecularMaterial,vd as SplineCurve,Ud as SpriteMarker,hF as StoreyViewsPlugin,Yn as Texture,Xd as TextureTranscoder,TF as TreeViewPlugin,Pr as UnsignedByteType,Rr as UnsignedInt248Type,kr as UnsignedIntType,Sr as UnsignedShort4444Type,Tr as UnsignedShort5551Type,Er as UnsignedShortType,eo as VBOGeometry,NF as ViewCullPlugin,Ub as Viewer,$k as WebIFCLoaderPlugin,lh as WorkerPool,QF as XKTDefaultDataSource,Rk as XKTLoaderPlugin,Zk as XML3DLoaderPlugin,sD as ZoneEditControl,nD as ZoneEditMouseControl,oD as ZoneEditTouchControl,aD as ZoneTranslateControl,lD as ZoneTranslateMouseControl,uD as ZoneTranslateTouchControl,qI as ZonesMouseControl,eD as ZonesPlugin,iD as ZonesPolysurfaceMouseControl,rD as ZonesPolysurfaceTouchControl,$I as ZonesTouchControl,Ki as buildBoxGeometry,so as buildBoxLinesGeometry,no as buildBoxLinesGeometryFromAABB,_n as buildCylinderGeometry,oo as buildGridGeometry,Ao as buildLineGeometry,ao as buildPlaneGeometry,uo as buildPolylineGeometry,co as buildPolylineGeometryFromCurve,yn as buildSphereGeometry,lo as buildTorusGeometry,xn as buildVectorTextGeometry,Ve as createRTCViewMat,Se as frustumIntersectsAABB3,hh as getKTX2TextureTranscoder,ze as getPlaneRTCPos,po as isTriangleMeshSolid,io as load3DSGeometry,ro as loadOBJGeometry,re as math,Mo as meshSurfaceArea,_o as meshVolume,Ge as rtcToWorldPos,bs as sRGBEncoding,De as setFrustum,ae as stats,he as utils,He as worldToRTCPos,je as worldToRTCPositions};