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plotter.js
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/* jshint esversion: 6 */
(function capsule(window) {
function defineLibrary() {
const PlotterLib = {};
// const constraintsIterations = 10;
// const frametime = 1000 / MSLib.framerate; // eslint-disable-line no-undef
const floorheight = -1.7;
let wallx = 0.5;
let wallz = 1.0;
const fov = 45;
let gravity = null;
let garray;
const garraycount = 100;
let dataSet;
// let numberx = null;
WallLib.setWalls(wallx, wallz, floorheight); // eslint-disable-line no-undef
let gl; // A global variable for the WebGL context
let programsphere;
let program;
let camerarotation = false;
let cameraPos;
let modelPos;
let cameraNormal;
let cameraUp;
let canvas;
let perspectiveMatrix;
let cameraMatrix;
let model;
let view;
let normalMat;
let vrOffsetMatrix;
let running = true;
let sphereRenderer;
let pointcount = 0;
let dataType = 0;
let hprogram;
let h2program;
/*
let hsbuffer;
let hcbuffer;
let hpbuffer;
let hibuffer;
let hnbuffer;
let stripes = 0;
let stripePoints = 0;
*/
//let histogramvisible = false;
let tresholdvalue = 0.5;
let takeshotwhenready = false;
let wallsOn = false;
let flatShadingOn = false;
let pointsOn = false;
let meshOn = true;
let axisOn = true;
let legendOn = true;
let rotateOn = false;
let clearColor = [0, 0, 0, 1];
const Vec3 = VemaLib.Vec3; // eslint-disable-line no-undef
const Matrix4 = VemaLib.Matrix4; // eslint-disable-line no-undef
const Quaternion = VemaLib.Quaternion; // eslint-disable-line no-undef
const SphereRenderer = SphereLib.SphereRenderer; // eslint-disable-line no-undef
const InteractionState = {
Normal: 0,
Scale: 1,
HorizontalRotate: 2,
HorizontalTranslate: 3,
VerticalTranslate: 4
};
const modelPosition = new Vec3(0, -1, -1);
const modelTrans = new Matrix4();
let modelRot = new Matrix4();
let modelAutoRot = new Matrix4();
const modelScale = new Matrix4();
const modelPreRotTrans = new Matrix4();
const modelPostRotTrans = new Matrix4();
let extraRotation = new Matrix4();
let mInteractionState = InteractionState.Normal;
// const angle = 0.0;
let modelTotal = new Matrix4();
let mouseButtonPressed = false;
let mouseButtonStartX = 0.0;
let mouseButtonStartY = 0.0;
const rotationStart = new Matrix4();
let translateStartX = 0;
let translateStartY = 0;
let translateStartZ = 0;
let moveStartX = 0;
let moveStartY = 0;
let moveStartZ = 0;
let scaleStartX = 1.0;
let modelScaleFactor = 1.0;
let autoRotationY=0.0;
let autoRotationSpeed =0.01;
let rotStart;
let centreQ;
const mediaSource = new MediaSource();
mediaSource.addEventListener('sourceopen', handleSourceOpen, false);
let mediaRecorder;
let recordedBlobs;
let sourceBuffer;
let stream;
let recordButton;
let downloadButton;
let playButton;
function checkGlError() {
if (gl.getError() !== gl.NO_ERROR) {
console.log(`gl error ${gl.getError()}`);
}
}
function storageAvailable(type) {
try {
const storage = window[type];
const x = '__storage_test__';
storage.setItem(x, x);
storage.removeItem(x);
return true;
} catch (e) {
return false;
}
}
function componentToHex(c) {
const hex = c.toString(16);
return hex.length == 1 ? `0${hex}` : hex;
}
function rgbToHex(r, g, b) {
return `#${componentToHex(r)}${componentToHex(g)}${componentToHex(b)}`;
}
function hexToRgb(hex) {
const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
return result ? {
r: parseInt(result[1], 16),
g: parseInt(result[2], 16),
b: parseInt(result[3], 16)
} : null;
}
function getRandomColor() {
const letters = '0123456789ABCDEF';
let color = '#';
for (let i = 0; i < 6; i += 1) {
color += letters[Math.floor(Math.random() * 16)];
}
return color;
}
function runPhysics() {
}
PlotterLib.toggleWalls = function toggleWalls() {
wallsOn = !wallsOn;
};
PlotterLib.toggleFlatShading = function toggleFlatShading() {
flatShadingOn = !flatShadingOn;
};
PlotterLib.togglePoints = function togglePoints() {
pointsOn = !pointsOn;
};
PlotterLib.toggleMesh = function toggleMesh() {
meshOn = !meshOn;
};
PlotterLib.toggleAxis = function toggleAxis() {
axisOn = !axisOn;
};
PlotterLib.toggleLegend = function toggleLegend() {
legendOn = !legendOn;
};
function drawGeometry(mod,vie,cam,pro) {
gl.useProgram(program);
gl.uniformMatrix4fv(program.uModel, false, new Float32Array((vrOffsetMatrix).flatten()));
gl.uniformMatrix4fv(program.uNormalMat, false, new Float32Array(normalMat.flatten()));
gl.uniform4fv(program.uColor, [0.13, 0.13, 0.13, 1.0]); // table color
gl.uniform4fv(program.uColor2, [0.0, 0.0, 0.0, 1.0]);
gl.uniform4fv(program.uColor3, [0.1, 0.1, 0.1, 1.0]);
gl.uniform1f(program.uDice, 0.0);
gl.uniform1f(program.uTextureOffset, 0.0);
const rm = new Matrix4();
rm.rotateMatrix(Math.PI / 7, (new Vec3(-1, 0, 1)).normalized());
const ligth = rm.multipleV((gravity.negative()).multiple(1 / 10));
gl.uniform3fv(program.uLightPos, ligth.f);
if (wallsOn) WallLib.drawWalls(gl, program); // eslint-disable-line no-undef
gl.lineWidth(1.0);
gl.useProgram(program);
// for (let i = 0; i < gdices.length; i++) gdices[i].draw(program);
if (dataSet && dataSet.valid === true) {
gl.useProgram(hprogram);
gl.uniform1f(hprogram.uTreshold, 0.0001 * tresholdvalue);
if (dataSet.dataType === 0 || dataSet.dataType === 2 || dataSet.dataType === 120) {
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hsbuffer);
gl.enableVertexAttribArray(hprogram.size);
gl.vertexAttribPointer(hprogram.size, 1, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hpbuffer);
gl.enableVertexAttribArray(hprogram.pos);
gl.vertexAttribPointer(hprogram.pos, 3, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hcbuffer);
gl.enableVertexAttribArray(hprogram.color);
gl.vertexAttribPointer(hprogram.color, 3, gl.FLOAT, false, 0, 0);
if (pointsOn)gl.drawArrays(gl.POINTS, 0, dataSet.pointcount);
// console.log(`buffer length ${pointcount}`);
// gl.drawArrays(gl.LINE_STRIP, 0, pointcount);
if(dataSet.dataType !== 120){
if (!flatShadingOn) {
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, dataSet.hibuffer);
gl.useProgram(h2program);
gl.uniform1f(h2program.uTreshold, 0.0001 * tresholdvalue);
gl.uniform3fv(h2program.uCameraPos, cameraPos.f);
gl.uniform3fv(h2program.uLightPos, [0.2, 10.0, 20.0]);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hsbuffer);
// gl.enableVertexAttribArray(h2program.size);
// gl.vertexAttribPointer(h2program.size, 1, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hpbuffer);
gl.enableVertexAttribArray(h2program.pos);
gl.vertexAttribPointer(h2program.pos, 3, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hcbuffer);
gl.enableVertexAttribArray(h2program.color);
gl.vertexAttribPointer(h2program.color, 3, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hnbuffer);
gl.enableVertexAttribArray(h2program.normal);
gl.vertexAttribPointer(h2program.normal, 3, gl.FLOAT, false, 0, 0);
// gl.drawArrays(gl.POINTS, 0, pointcount);
// gl.drawArrays(gl.LINE_STRIP, 0, pointcount);
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, dataSet.hibuffer);
}
// console.log(`stripePoints ${stripePoints}`);
// console.log(`Stripes ${stripes}`);
if (meshOn) {
for (let i = 0; i < dataSet.stripes; i++) {
// console.log(`Drawing element ${i}`);
gl.drawElements(gl.TRIANGLE_STRIP, dataSet.stripePoints, gl.UNSIGNED_SHORT, dataSet.stripePoints * i * 2);
}
}
}
} else if (dataSet.dataType === 1 && dataSet.cf !== 0) {
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hsbuffer[dataSet.cf]);
gl.enableVertexAttribArray(hprogram.size);
gl.vertexAttribPointer(hprogram.size, 1, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hpbuffer[dataSet.cf]);
gl.enableVertexAttribArray(hprogram.pos);
gl.vertexAttribPointer(hprogram.pos, 3, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hcbuffer[dataSet.cf]);
gl.enableVertexAttribArray(hprogram.color);
gl.vertexAttribPointer(hprogram.color, 3, gl.FLOAT, false, 0, 0);
if (pointsOn)gl.drawArrays(gl.POINTS, 0, dataSet.pointcount[dataSet.cf]);
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, dataSet.hibuffer[dataSet.cf]);
// gl.drawArrays(gl.LINE_STRIP, 0, pointcount);
if (!flatShadingOn) {
gl.useProgram(h2program);
gl.uniform1f(h2program.uTreshold, 0.0001 * tresholdvalue);
gl.uniform3fv(h2program.uCameraPos, cameraPos.f);
gl.uniform3fv(h2program.uLightPos, [0.2, 10.0, 20.0]);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hsbuffer[dataSet.cf]);
gl.enableVertexAttribArray(h2program.size);
gl.vertexAttribPointer(h2program.size, 1, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hpbuffer[dataSet.cf]);
gl.enableVertexAttribArray(h2program.pos);
gl.vertexAttribPointer(h2program.pos, 3, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hcbuffer[dataSet.cf]);
gl.enableVertexAttribArray(h2program.color);
gl.vertexAttribPointer(h2program.color, 3, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, dataSet.hnbuffer[dataSet.cf]);
gl.enableVertexAttribArray(h2program.normal);
gl.vertexAttribPointer(h2program.normal, 3, gl.FLOAT, false, 0, 0);
// gl.drawArrays(gl.POINTS, 0, pointcount);
// gl.drawArrays(gl.LINE_STRIP, 0, pointcount);
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, dataSet.hibuffer[dataSet.cf]);
}
// console.log(`stripePoints ${stripePoints2[cf]}`);
// console.log(`Stripes ${stripes2[cf]}`);
if (meshOn) {
for (let i = 0; i < dataSet.stripes[dataSet.cf]; i++) {
// console.log(`Drawing element ${i}`);
gl.drawElements(gl.TRIANGLE_STRIP, dataSet.stripePoints[dataSet.cf], gl.UNSIGNED_SHORT, dataSet.stripePoints[dataSet.cf] * i * 2);
}
}
}
}
if(axisOn) axis.draw(gl, mod,vie,cam,pro);
if(dataSet !== undefined && dataSet.legend !== undefined && legendOn) dataSet.legend.drawLegend(gl);
checkGlError();
}
function refresh() {
runPhysics();
if(rotateOn === true){
autoRotationY+=autoRotationSpeed;
modelAutoRot.rotationYMatrix(autoRotationY);
}
gl.useProgram(program);
// Set clear color to black, fully opaque
gl.clearColor(clearColor[0], clearColor[1], clearColor[2], clearColor[3]);
// Enable depth testing
gl.enable(gl.DEPTH_TEST);
// Near things obscure far things
gl.depthFunc(gl.LEQUAL);
// Clear the color as well as the depth buffer.
gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT); // eslint-disable-line no-bitwise
gl.useProgram(program);
gl.uniformMatrix4fv(program.uPerspectiveMatrix, false,
new Float32Array(perspectiveMatrix.flatten()));
gl.uniformMatrix4fv(program.uCamera, false, new Float32Array(cameraMatrix.flatten()));
gl.uniformMatrix4fv(program.uModel, false, new Float32Array(model.flatten()));
gl.uniformMatrix4fv(program.uView, false, new Float32Array(view.flatten()));
gl.uniformMatrix4fv(program.uNormalMat, false, new Float32Array(normalMat.flatten()));
gl.uniform4fv(program.uColor, [0.13, 0.13, 0.13, 1.0]); // table color
gl.uniform4fv(program.uColor2, [0.0, 0.0, 0.0, 1.0]);
gl.uniform4fv(program.uColor3, [0.1, 0.1, 0.1, 1.0]);
gl.uniform1f(program.uDice, 0.0);
gl.uniform1f(program.uTextureOffset, 0.0);
const rm = new Matrix4();
rm.rotateMatrix(Math.PI / 7, (new Vec3(-1, 0, 1)).normalized());
const ligth = rm.multipleV((gravity.negative()).multiple(1 / 10));
gl.uniform3fv(program.uLightPos, ligth.f);
gl.useProgram(hprogram);
gl.uniformMatrix4fv(hprogram.uPMatrix, false,
new Float32Array(perspectiveMatrix.flatten())); // eslint-disable-line no-undef
gl.uniformMatrix4fv(hprogram.uVMatrix, false,
new Float32Array(cameraMatrix.flatten())); // eslint-disable-line no-undef
// modelRot.rotationYMatrix(angle);
modelTrans.translate(modelPosition.f[0], modelPosition.f[1], modelPosition.f[2]);
modelScale.scale(modelScaleFactor, modelScaleFactor, modelScaleFactor);
modelTotal = modelScale.multiple(modelRot.multiple(modelAutoRot.multiple(modelTrans)));
gl.uniformMatrix4fv(hprogram.uMMatrix, false, new Float32Array(modelTotal.flatten()));
gl.useProgram(h2program);
gl.uniformMatrix4fv(h2program.uPMatrix, false,
new Float32Array(perspectiveMatrix.flatten())); // eslint-disable-line no-undef
gl.uniformMatrix4fv(h2program.uVMatrix, false,
new Float32Array(cameraMatrix.flatten())); // eslint-disable-line no-undef
// modelRot.rotationYMatrix(angle);
modelTrans.translate(modelPosition.f[0], modelPosition.f[1], modelPosition.f[2]);
modelScale.scale(modelScaleFactor, modelScaleFactor, modelScaleFactor);
modelTotal = modelScale.multiple(modelRot.multiple(modelAutoRot.multiple(modelTrans)));
gl.uniformMatrix4fv(h2program.uMMatrix, false, new Float32Array(modelTotal.flatten()));
const n0Matrix = cameraMatrix.multiple(modelTotal);
// console.log(n0Matrix);
const n1Matrix = n0Matrix.invert();
// console.log(n1Matrix);
const nMatrix = n1Matrix.transpose();
gl.uniformMatrix4fv(h2program.uNMatrix, false, new Float32Array(nMatrix.flatten()));
gl.useProgram(program);
drawGeometry(new Float32Array(modelTotal.flatten()),
new Float32Array(view.flatten()),
new Float32Array(cameraMatrix.flatten()),
new Float32Array(perspectiveMatrix.flatten())
);
if (takeshotwhenready) {
PlotterLib.takeScreenshot();
takeshotwhenready = false;
}
}
function runner() {
refresh();
if (running) {
VrLib.normalSceneFrame = window // eslint-disable-line no-undef
.requestAnimationFrame(runner);
}
}
function drawVRScene() {
VrLib.drawScene(drawVRScene); // eslint-disable-line no-undef
runPhysics();
// if (VrLib.frameData) {
// Clear the canvas before we start drawing on it.
gl.clearColor(clearColor[0], clearColor[1], clearColor[2], clearColor[3]);
// Enable depth testing
gl.enable(gl.DEPTH_TEST);
// Near things obscure far things
gl.depthFunc(gl.LEQUAL);
// Clear the color as well as the depth buffer.
gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT); // eslint-disable-line no-bitwise
const identity = new Matrix4();
// WebVR: Create the required projection and view matrix locations needed
// for passing into the uniformMatrix4fv methods below
const projectionMatrixLocation = program.uPerspectiveMatrix;
const viewMatrixLocation = program.uView;
const projectionMatrixLocationSphere = programsphere.uPMatrix;
const viewMatrixLocationSphere = programsphere.uVMatrix;
const modelMatrixLocationSphere = programsphere.uMMatrix;
// WebVR: Render the left eye’s view to the left half of the canvas
gl.viewport(0, 0, canvas.width * 0.5, canvas.height);
// perspectiveMatrix.makePerspective(90, 16.0 / 9.0, 0.001, -100000.0);
gl.useProgram(program);
gl.uniformMatrix4fv(projectionMatrixLocation, false,
VrLib.frameData.leftProjectionMatrix);// eslint-disable-line no-undef
gl.uniformMatrix4fv(viewMatrixLocation, false,
VrLib.frameData.leftViewMatrix); // eslint-disable-line no-undef
const im = new Matrix4();
gl.uniformMatrix4fv(program.uCamera, false, new Float32Array(im.flatten()));
gl.useProgram(programsphere);
gl.uniformMatrix4fv(projectionMatrixLocationSphere, false,
VrLib.frameData.leftProjectionMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(viewMatrixLocationSphere, false,
VrLib.frameData.leftViewMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(modelMatrixLocationSphere, false, identity.flatten());
sphereRenderer.draw(programsphere,
VrLib.getControllers(), // eslint-disable-line no-undef
VrLib.getControllerIds());// eslint-disable-line no-undef
gl.useProgram(hprogram);
gl.uniformMatrix4fv(hprogram.uPMatrix, false,
VrLib.frameData.leftProjectionMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(hprogram.uVMatrix, false,
VrLib.frameData.leftViewMatrix); // eslint-disable-line no-undef
// modelRot.rotationYMatrix(angle);
modelTrans.translate(modelPosition.f[0], modelPosition.f[1], modelPosition.f[2]);
modelScale.scale(modelScaleFactor, modelScaleFactor, modelScaleFactor);
modelTotal = modelScale.multiple(modelRot.multiple(extraRotation.multiple(modelAutoRot.multiple(modelTrans.multiple(vrOffsetMatrix)))));
gl.uniformMatrix4fv(hprogram.uMMatrix, false, new Float32Array(modelTotal.flatten()));
gl.useProgram(h2program);
gl.uniformMatrix4fv(h2program.uPMatrix, false,
VrLib.frameData.leftProjectionMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(h2program.uVMatrix, false,
VrLib.frameData.leftViewMatrix); // eslint-disable-line no-undef
// modelRot.rotationYMatrix(angle);
//modelTotal = modelScale.multiple(modelRot.multiple(modelAutoRot.multiple(modelTrans)));
const n0Matrix = cameraMatrix.multiple(modelTotal);
// console.log(n0Matrix);
const n1Matrix = n0Matrix.invert();
// console.log(n1Matrix);
const nMatrix = n1Matrix.transpose();
gl.uniformMatrix4fv(h2program.uNMatrix, false, new Float32Array(nMatrix.flatten()));
gl.uniformMatrix4fv(h2program.uMMatrix, false, new Float32Array(modelTotal.flatten()));
drawGeometry(new Float32Array(modelTotal.flatten()),
VrLib.frameData.leftViewMatrix,
new Float32Array(im.flatten()),
VrLib.frameData.leftProjectionMatrix);
// WebVR: Render the right eye’s view to the right half of the canvas
gl.viewport(canvas.width * 0.5, 0, canvas.width * 0.5, canvas.height);
gl.useProgram(program);
gl.uniformMatrix4fv(projectionMatrixLocation, false,
VrLib.frameData.rightProjectionMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(viewMatrixLocation, false,
VrLib.frameData.rightViewMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(program.uCamera, false, new Float32Array(im.flatten()));
/* ///
gl.useProgram(program2);
gl.uniformMatrix4fv(projectionMatrixLocation2, false, frameData.rightProjectionMatrix);
gl.uniformMatrix4fv(viewMatrixLocation2, false, frameData.rightViewMatrix);
gl.uniformMatrix4fv(program2.uCamera, false, new Float32Array(im.flatten()));
*///
gl.useProgram(programsphere);
gl.uniformMatrix4fv(projectionMatrixLocationSphere, false,
VrLib.frameData.rightProjectionMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(viewMatrixLocationSphere, false,
VrLib.frameData.rightViewMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(modelMatrixLocationSphere, false, identity.flatten());
sphereRenderer.draw(programsphere,
VrLib.getControllers(), // eslint-disable-line no-undef
VrLib.getControllerIds()); // eslint-disable-line no-undef
gl.useProgram(hprogram);
gl.uniformMatrix4fv(hprogram.uPMatrix, false,
VrLib.frameData.rightProjectionMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(hprogram.uVMatrix, false,
VrLib.frameData.rightViewMatrix); // eslint-disable-line no-undef
gl.useProgram(h2program);
gl.uniformMatrix4fv(h2program.uPMatrix, false,
VrLib.frameData.rightProjectionMatrix); // eslint-disable-line no-undef
gl.uniformMatrix4fv(h2program.uVMatrix, false,
VrLib.frameData.rightViewMatrix); // eslint-disable-line no-undef
// gl.uniformMatrix4fv(hprogram.uMMatrix, false, new Float32Array(model.flatten()));
// }
drawGeometry(new Float32Array(modelTotal.flatten()),
VrLib.frameData.rightViewMatrix,
new Float32Array(im.flatten()),
VrLib.frameData.rightProjectionMatrix);
VrLib.submitFrame(); // eslint-disable-line no-undef
}
PlotterLib.getRotateCamera = function getRotateCamera() {
return camerarotation;
};
PlotterLib.setRotateCamera = function setRotateCamera(rotation) {
const oldvalue = camerarotation;
camerarotation = rotation;
if (!oldvalue) {
setTimeout(refresh, frametime);
}
};
PlotterLib.step = function step() {
refresh();
};
PlotterLib.play = function play() {
if (running) {
running = false;
} else {
running = true;
runner();
}
};
PlotterLib.clear = function clear() {
VrLib.setDices(dices); // eslint-disable-line no-undef
// MSLib.setDices(dices); // eslint-disable-line no-undef
// gdices = [];
// DicesLib.ballConstraints = []; // eslint-disable-line no-undef
};
function makeCamera() {
perspectiveMatrix = new Matrix4();
cameraMatrix = new Matrix4();
model = new Matrix4();
view = new Matrix4();
normalMat = new Matrix4();
const viewangle = (35 * Math.PI) / 180;
const viewdistance = wallz / Math.tan(((fov / 2) * Math.PI) / 180);
cameraPos = new Vec3(0.0, Math.sin(viewangle) * viewdistance,
Math.cos(viewangle) * (viewdistance));
modelPos = new Vec3(0.0, Math.sin(viewangle) * floorheight,
Math.cos(viewangle) * floorheight);
cameraNormal = new Vec3(0, 0, 1);
cameraUp = new Vec3(0, 1, 0);
const rot = new Matrix4();
// rot.rotationYMatrix(coffset);
rot.rotateMatrix(viewangle, new Vec3(-1, 0, 0));
const rot2 = new Matrix4();
// rot2.rotationYMatrix(coffset);
rot2.rotateMatrix(-viewangle, new Vec3(-1, 0, 0));
cameraNormal = rot2.multipleV(cameraNormal);
cameraUp = rot2.multipleV(cameraUp);
// cameraRotation = rot2;
const trans = new Matrix4();
trans.translate(-cameraPos.f[0], -cameraPos.f[1], -cameraPos.f[2]);
const trans2 = new Matrix4();
// trans2.translate(0.0, -2*floorheight, 0);
trans2.translate(modelPos.f[0], modelPos.f[1], modelPos.f[2]);
cameraMatrix = trans2.multiple(trans.multiple(rot));
normalMat = trans2.multiple(trans.multiple(rot));
perspectiveMatrix.makePerspective(fov, canvas.width / canvas.height, 0.001, 100.0);
/* MouseLib.setCamera(cameraNormal, // eslint-disable-line no-undef
cameraUp, cameraPos, modelPos);*/
}
PlotterLib.resize = function resize() {
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
aspectRatio = canvas.width / canvas.height;
wallx = (0.5 / canvas.height) * canvas.width * 2.0;
wallz = 1.0;
gl.viewport(0, 0, canvas.width, canvas.height);
WallLib.setWalls(wallx, wallz, floorheight); // eslint-disable-line no-undef
// WallLib.makeWalls(); // eslint-disable-line no-undef
WallLib.makeWallBuffers(gl); // eslint-disable-line no-undef
makeCamera();
dataSet.legend.updateLegendCoords(gl, canvas);
// PlotterLib.reroll();
};
PlotterLib.fullScreen = function fullScreen() {
const bodyE = document.getElementById('bod'); // eslint-disable-line no-undef
if (document.webkitIsFullScreen) { // eslint-disable-line no-undef
document.webkitCancelFullScreen(); // eslint-disable-line no-undef
} else if (bodyE.webkitRequestFullScreen) {
bodyE.webkitRequestFullScreen();
const lockFunction = window.screen.orientation.lock; // eslint-disable-line no-undef
if (lockFunction.call(window.screen.orientation, 'landscape')) { // eslint-disable-line no-undef
// console.log('Orientation locked');
} else {
// console.error('There was a problem in locking the orientation');
}
}
};
function initWebGL(canvas) {
gl = canvas.getContext('webgl') || canvas.getContext('experimental-webgl');
WallLib.initTextures(gl); // eslint-disable-line no-undef
gl.viewport(0, 0, canvas.width, canvas.height);
return gl;
}
PlotterLib.screenshot = function screenshot() {
takeshotwhenready = true;
};
PlotterLib.takeScreenshot = function takeScreenshot() {
const url = canvas.toDataURL();
const a = document.createElement('a');
a.style.display = 'none';
a.href = url;
a.download = 'screenshot.png';
document.body.appendChild(a);
a.click();
setTimeout(() => {
document.body.removeChild(a);
window.URL.revokeObjectURL(url);
}, 100);
};
function handleSourceOpen(event) {
console.log('MediaSource opened');
sourceBuffer = mediaSource.addSourceBuffer('video/webm; codecs="vp8"');
console.log('Source buffer: ', sourceBuffer);
}
function handleDataAvailable(event) {
if (event.data && event.data.size > 0) {
recordedBlobs.push(event.data);
}
}
function handleStop(event) {
console.log('Recorder stopped: ', event);
recordedVideos.push(recordedBlobs);
addVideoElement(recordedBlobs);
}
function toggleRecording() {
if (recordButton.textContent === 'record') {
startRecording();
} else {
stopRecording();
recordButton.textContent = 'record';
playButton.disabled = false;
downloadButton.disabled = false;
}
}
function startRecording() {
stream = canvas.captureStream(); // frames per second
let options = { mimeType: 'video/webm' };
recordedBlobs = [];
try {
mediaRecorder = new MediaRecorder(stream, options);
} catch (e0) {
console.log('Unable to create MediaRecorder with options Object: ', e0);
try {
options = { mimeType: 'video/webm,codecs=vp9' };
mediaRecorder = new MediaRecorder(stream, options);
} catch (e1) {
console.log('Unable to create MediaRecorder with options Object: ', e1);
try {
options = 'video/vp8'; // Chrome 47
mediaRecorder = new MediaRecorder(stream, options);
} catch (e2) {
alert('MediaRecorder is not supported by this browser.\n\n' +
'Try Firefox 29 or later, or Chrome 47 or later, with Enable experimental Web Platform features enabled from chrome://flags.');
console.error('Exception while creating MediaRecorder:', e2);
return;
}
}
}
console.log('Created MediaRecorder', mediaRecorder, 'with options', options);
recordButton.textContent = 'Stop Recording';
playButton.disabled = true;
downloadButton.disabled = true;
mediaRecorder.onstop = handleStop;
mediaRecorder.ondataavailable = handleDataAvailable;
mediaRecorder.start(100); // collect 100ms of data
console.log('MediaRecorder started', mediaRecorder);
}
function stopRecording() {
mediaRecorder.stop();
console.log('Recorded Blobs: ', recordedBlobs);
// video.controls = true;
}
function play() {
const superBuffer = new Blob(recordedBlobs, { type: 'video/webm' });
// video.src = window.URL.createObjectURL(superBuffer);
}
function download() {
const blob = new Blob(recordedBlobs, { type: 'video/webm' });
const url = window.URL.createObjectURL(blob);
const a = document.createElement('a');
a.style.display = 'none';
a.href = url;
const filename = document.getElementById('filename');
a.download = filename.value;
document.body.appendChild(a);
a.click();
setTimeout(() => {
document.body.removeChild(a);
window.URL.revokeObjectURL(url);
}, 100);
}
PlotterLib.mouseDown = function mouseDown(event) {
// console.log('Mouse down');
mouseButtonPressed = true;
mouseButtonStartX = event.pageX;
mouseButtonStartY = event.pageY;
if (mInteractionState === InteractionState.Normal) {
rotationStart.setMatrixData(modelRot.m); // ??
translateStartX = modelPosition.f[0];
translateStartY = modelPosition.f[1];
translateStartZ = modelPosition.f[2];
} else if (mInteractionState === InteractionState.HorizontalRotate) {
rotationStart.setMatrixData(modelRot.m); // ??
} else if (mInteractionState === InteractionState.HorizontalTranslate) {
translateStartX = modelPosition.f[0];
translateStartY = modelPosition.f[1];
translateStartZ = modelPosition.f[2];
} else if (mInteractionState === InteractionState.VerticalTranslate) {
translateStartX = modelPosition.f[0];
translateStartY = modelPosition.f[1];
translateStartZ = modelPosition.f[2];
} else if (mInteractionState === InteractionState.Scale) {
scaleStartX = modelScaleFactor;
}
// event.preventDefault();
// return true;
};
PlotterLib.mouseMove = function mouseMove(event) {
// console.log('Mouse move');
if (mouseButtonPressed) {
if (mInteractionState === InteractionState.Normal) {
if (event.buttons & 0x1) {
const addRotX = new Matrix4();
addRotX.rotationYMatrix(((mouseButtonStartX - event.pageX) * -0.005));
const addRotY = new Matrix4();
addRotY.rotationXMatrix(((mouseButtonStartY - event.pageY) * 0.005));
modelRot = rotationStart.multiple(addRotX.multiple(addRotY));
PlotterLib.setModelRotation(modelRot);
} else if (event.buttons & 0x2 || event.buttons & 0x4) {
PlotterLib.setModelPosition(translateStartX - 0.005 * (mouseButtonStartX - event.pageX), modelPosition.f[1], modelPosition.f[2]);
if (!event.shiftKey) {
PlotterLib.setModelPosition(modelPosition.f[0], modelPosition.f[1], translateStartZ - 0.005 * (mouseButtonStartY - event.pageY));
} else {
PlotterLib.setModelPosition(modelPosition.f[0], translateStartY + 0.005 * (mouseButtonStartY - event.pageY), modelPosition.f[2]);
}
}
} else if (mInteractionState === InteractionState.HorizontalRotate) {
const addRotX = new Matrix4();
addRotX.rotationYMatrix(((mouseButtonStartX - event.pageX) * -0.005));
modelRot = rotationStart.multiple(addRotX);
PlotterLib.setModelRotation(modelRot);
} else if (mInteractionState === InteractionState.HorizontalTranslate) {
PlotterLib.setModelPosition(translateStartX - 0.005 * (mouseButtonStartX - event.pageX), modelPosition.f[1], translateStartZ - 0.005 * (mouseButtonStartY - event.pageY));
} else if (mInteractionState === InteractionState.VerticalTranslate) {
PlotterLib.setModelPosition(translateStartX - 0.005 * (mouseButtonStartX - event.pageX), translateStartY + 0.005 * (mouseButtonStartY - event.pageY), modelPosition.f[2]);
} else if (mInteractionState === InteractionState.Scale) {
//PlotterLib.setModelPosition(translateStartX - 0.005 * (mouseButtonStartX - event.pageX);, modelPosition.f[1], modelPosition.f[2]);
modelScaleFactor = scaleStartX * 1.0 + 0.002 * (mouseButtonStartY - event.pageY);
PlotterLib.setModelScale(modelScaleFactor);
}
}
// event.preventDefault();
// return true;
};
PlotterLib.mouseUp = function mouseUp(event) {
// console.log('Mouse up');
mouseButtonPressed = false;
if (mInteractionState === InteractionState.Normal) {
rotationStart.setMatrixData(modelRot.m); // ??
translateStartX = 0;
translateStartY = 0;
translateStartZ = 0;
} else if (mInteractionState === InteractionState.HorizontalRotate) {
rotationStart.setMatrixData(modelRot.m); // ??
} else if (mInteractionState === InteractionState.HorizontalTranslate) {
translateStartX = 0;
translateStartY = 0;
translateStartZ = 0;
} else if (mInteractionState === InteractionState.VerticalsTranslate) {
translateStartX = 0;
translateStartY = 0;
translateStartZ = 0;
} else if (mInteractionState === InteractionState.Scale) {
scaleStartX = 1.0;
}
// event.preventDefault();
// return true;
};
PlotterLib.scale = function scale(axis){
if(Math.abs(axis)>0.01){
console.log("scale "+axis);
modelScaleFactor = modelScaleFactor * 1.0 + 0.002 * (axis);
PlotterLib.setModelScale(modelScaleFactor);
}
}
PlotterLib.move = function move(x,y){
if(Math.abs(x)> 0.01 ||Math.abs(y)>0.01)
PlotterLib.setModelPosition(modelPosition.f[0]+x*0.01, modelPosition.f[1], modelPosition.f[2]+y*0.01);
}
PlotterLib.moveXY = function moveXY(x,y){
if(Math.abs(x)> 0.01 ||Math.abs(y)>0.01)
PlotterLib.setModelPosition(modelPosition.f[0]+x*0.01, modelPosition.f[1]+y*0.01, modelPosition.f[2]);
}
function touchDown(event) {
const x = (event.touches[0].clientX - canvas.offsetLeft) ;
const y = (event.touches[0].clientY - canvas.offsetTop);
PlotterLib.mouseDown({pageX:x,pageY:y, buttons:1})
}
function touchMove(event) {
const x = (event.touches[0].clientX - canvas.offsetLeft) ;
const y = (event.touches[0].clientY - canvas.offsetTop);
PlotterLib.mouseMove({pageX:x,pageY:y, buttons:1})
}
function touchUp(event) {
const x = (event.touches[0].clientX - canvas.offsetLeft) ;
const y = (event.touches[0].clientY - canvas.offsetTop);
PlotterLib.mouseUp({pageX:x,pageY:y, buttons:1})
}
PlotterLib.setStartPosition = function startMove(pos, ori){
if(pos !==null){
translateStartX = modelPosition.f[0];
moveStartX = pos[0];
translateStartY = modelPosition.f[1];
moveStartY = pos[1];
translateStartZ = modelPosition.f[2];
moveStartZ = pos[2];
}
rotStart = modelRot;
centreQ = (new Quaternion(ori)).invert();
console.log("startPos "+ ori);
/*
const ma = new Matrix4();
ma.rotationQMatrix(ori);
extraRotation = ma;
*/
}
PlotterLib.setPosition = function move(pos,ori ){
if(pos !== null){
PlotterLib.setModelPosition(translateStartX + (pos[0]-moveStartX),
translateStartY + (pos[1]-moveStartY),
translateStartZ + (pos[2]-moveStartZ));
}
const currentQ = new Quaternion(ori);
console.log("setPos "+ ori);
const turn = centreQ.multiple(currentQ);
const ma = new Matrix4();
console.log("turn "+turn.q);
ma.rotationQMatrix(turn.q);
//extraRotation = extraRotation.multiple(ma);
modelRot = rotStart.multiple(ma);
PlotterLib.setModelRotation(modelRot);
}
PlotterLib.setEndPosition = function endMove(pos, ori){
translateStartX = 0;
translateStartY = 0;
translateStartZ = 0;
moveStartX = 0;
moveStartY = 0;
moveStartZ = 0;
/*
const ma = new Matrix4();
ma.rotationQMatrix(ori);
extraRotation = ma;
*/
}
PlotterLib.mouseWheel = function mouseWheel(event) {
// console.log('mouse wheel');
const delta = Math.max(-1, Math.min(1, (event.wheelDelta || -event.detail)));
console.log(`delta is ${delta}`);
modelScaleFactor *= 1.0 + 0.02 * delta;
PlotterLib.setModelScale(modelScaleFactor);
};
PlotterLib.changeColor = function changeColor(color, alpha) {
document.body.style.backgroundColor = color;
const rgb = hexToRgb(color);
clearColor = [rgb.r / 255, rgb.g / 255, rgb.b / 255, alpha / 255];
};
function makeVRAdjustments(){
legendOn = false;
//modelPosition.f[2] -= 2.0;
}
function receiveJSONObject(json){
if(json.modelPosition){
modelPosition.f[0] = json.modelPosition[0];
modelPosition.f[1] = json.modelPosition[1];
modelPosition.f[2] = json.modelPosition[2];
}
if(json.modelRotation){
modelRot.setMatrixData(json.modelRotation);
}
if(json.modelScale) {
modelScaleFactor = json.modelScale;
}
}
PlotterLib.setModelPosition = function setModelPosition(x,y,z) {
modelPosition.f[0] = x;
modelPosition.f[1] = y;
modelPosition.f[2] = z;
ConnectionLib.sendJson({modelPosition:[x,y,z]});
}
PlotterLib.setModelRotation = function setModelRotation(rotation) {
ConnectionLib.sendJson({modelRotation:rotation.flatten()});
}
PlotterLib.setModelScale = function setModelScale(scale) {
ConnectionLib.sendJson({modelScale:scale});
}
PlotterLib.startdice = function startdice() {
gravity = new Vec3(0, -9.81, 0);
acceleration = new Vec3(0, 0, 0);
garray = [];
for (let i = 0; i < garraycount; i++) {
garray.push(0);
garray.push(-9.81);
garray.push(0);
}