diff --git a/.gitignore b/.gitignore index 8e077ab5a..fc874a75d 100644 --- a/.gitignore +++ b/.gitignore @@ -20,7 +20,7 @@ bower_components build/Release # Dependency directories -node_modules/three/src +node_modules # Optional npm cache directory .npm diff --git a/examples/10-geometry/avatar/index.html b/examples/10-geometry/avatar/index.html index 580f42517..cb570944b 100644 --- a/examples/10-geometry/avatar/index.html +++ b/examples/10-geometry/avatar/index.html @@ -11,8 +11,8 @@ diff --git a/examples/10-geometry/boxes-and-barrels/index.html b/examples/10-geometry/boxes-and-barrels/index.html index 30a923d29..aac9deecf 100644 --- a/examples/10-geometry/boxes-and-barrels/index.html +++ b/examples/10-geometry/boxes-and-barrels/index.html @@ -12,8 +12,8 @@ diff --git a/examples/10-geometry/buildings-civil/index.html b/examples/10-geometry/buildings-civil/index.html index f6e835114..644d13ebf 100644 --- a/examples/10-geometry/buildings-civil/index.html +++ b/examples/10-geometry/buildings-civil/index.html @@ -12,8 +12,8 @@ diff --git a/examples/10-geometry/buildings-urban/index.html b/examples/10-geometry/buildings-urban/index.html index b76ba20fe..5ca5e8059 100644 --- a/examples/10-geometry/buildings-urban/index.html +++ b/examples/10-geometry/buildings-urban/index.html @@ -9,8 +9,8 @@ diff --git a/examples/10-geometry/buildings-war/index.html b/examples/10-geometry/buildings-war/index.html index f12197acd..f5d5ac768 100644 --- a/examples/10-geometry/buildings-war/index.html +++ b/examples/10-geometry/buildings-war/index.html @@ -12,8 +12,8 @@ diff --git a/examples/10-geometry/locomotive/index.html b/examples/10-geometry/locomotive/index.html index b1c34119e..18d4441ce 100644 --- a/examples/10-geometry/locomotive/index.html +++ b/examples/10-geometry/locomotive/index.html @@ -14,8 +14,8 @@ diff --git a/examples/10-geometry/trees-cartoon/index.html b/examples/10-geometry/trees-cartoon/index.html index cc08a96dd..3cb97c171 100644 --- a/examples/10-geometry/trees-cartoon/index.html +++ b/examples/10-geometry/trees-cartoon/index.html @@ -14,8 +14,8 @@ diff --git a/examples/10-geometry/trees/index.html b/examples/10-geometry/trees/index.html index b251b2b4b..420dd3c7b 100644 --- a/examples/10-geometry/trees/index.html +++ b/examples/10-geometry/trees/index.html @@ -9,8 +9,8 @@ diff --git a/examples/15-animations/dark-city/index.html b/examples/15-animations/dark-city/index.html index 7d71c1fb3..8c0a6224c 100644 --- a/examples/15-animations/dark-city/index.html +++ b/examples/15-animations/dark-city/index.html @@ -13,8 +13,8 @@ diff --git a/examples/15-animations/parting-the-sea/index.html b/examples/15-animations/parting-the-sea/index.html index 6f3591b57..5696ef023 100644 --- a/examples/15-animations/parting-the-sea/index.html +++ b/examples/15-animations/parting-the-sea/index.html @@ -11,8 +11,8 @@ diff --git a/examples/15-animations/planets/index.html b/examples/15-animations/planets/index.html index 6762a1d8f..e61ae2819 100644 --- a/examples/15-animations/planets/index.html +++ b/examples/15-animations/planets/index.html @@ -12,8 +12,8 @@ diff --git a/examples/15-animations/tank/index.html b/examples/15-animations/tank/index.html index 074402d98..2061e30bf 100644 --- a/examples/15-animations/tank/index.html +++ b/examples/15-animations/tank/index.html @@ -12,8 +12,8 @@ diff --git a/examples/15-animations/train/index.html b/examples/15-animations/train/index.html index 4a6cf5052..fa8a1c027 100644 --- a/examples/15-animations/train/index.html +++ b/examples/15-animations/train/index.html @@ -10,8 +10,8 @@ diff --git a/examples/15-animations/waves/index.html b/examples/15-animations/waves/index.html index 6f3591b57..5696ef023 100644 --- a/examples/15-animations/waves/index.html +++ b/examples/15-animations/waves/index.html @@ -11,8 +11,8 @@ diff --git a/examples/20-particles/explosion/index.html b/examples/20-particles/explosion/index.html index f17ab1834..dff56a983 100644 --- a/examples/20-particles/explosion/index.html +++ b/examples/20-particles/explosion/index.html @@ -10,8 +10,8 @@

Press anywhere

diff --git a/examples/20-particles/fire/index.html b/examples/20-particles/fire/index.html index 903a9ec25..580063ec7 100644 --- a/examples/20-particles/fire/index.html +++ b/examples/20-particles/fire/index.html @@ -11,8 +11,8 @@ diff --git a/examples/20-particles/flame/index.html b/examples/20-particles/flame/index.html index 0b8c07fb8..deabe74d9 100644 --- a/examples/20-particles/flame/index.html +++ b/examples/20-particles/flame/index.html @@ -12,8 +12,8 @@ diff --git a/examples/20-particles/flying-through-space/index.html b/examples/20-particles/flying-through-space/index.html index 7471fb20a..dc51c6e4e 100644 --- a/examples/20-particles/flying-through-space/index.html +++ b/examples/20-particles/flying-through-space/index.html @@ -12,8 +12,8 @@ diff --git a/examples/20-particles/rain/index.html b/examples/20-particles/rain/index.html index 790845de3..7ece39345 100644 --- a/examples/20-particles/rain/index.html +++ b/examples/20-particles/rain/index.html @@ -12,8 +12,8 @@ diff --git a/examples/20-particles/smoke/index.html b/examples/20-particles/smoke/index.html index 903a9ec25..580063ec7 100644 --- a/examples/20-particles/smoke/index.html +++ b/examples/20-particles/smoke/index.html @@ -11,8 +11,8 @@ diff --git a/examples/20-particles/snow/index.html b/examples/20-particles/snow/index.html index a9d20fc17..1f541008e 100644 --- a/examples/20-particles/snow/index.html +++ b/examples/20-particles/snow/index.html @@ -12,8 +12,8 @@ diff --git a/examples/20-particles/stars/index.html b/examples/20-particles/stars/index.html index c3b7706ad..b70cb92cb 100644 --- a/examples/20-particles/stars/index.html +++ b/examples/20-particles/stars/index.html @@ -8,8 +8,8 @@ diff --git a/examples/25-shaders/fireball/index.html b/examples/25-shaders/fireball/index.html index c0a847b5c..323276e56 100644 --- a/examples/25-shaders/fireball/index.html +++ b/examples/25-shaders/fireball/index.html @@ -15,8 +15,8 @@ diff --git a/examples/25-shaders/golden-flow/index.html b/examples/25-shaders/golden-flow/index.html index c0a847b5c..323276e56 100644 --- a/examples/25-shaders/golden-flow/index.html +++ b/examples/25-shaders/golden-flow/index.html @@ -15,8 +15,8 @@ diff --git a/examples/25-shaders/gradient/index.html b/examples/25-shaders/gradient/index.html index 064c04b55..fac4d0cba 100644 --- a/examples/25-shaders/gradient/index.html +++ b/examples/25-shaders/gradient/index.html @@ -11,8 +11,8 @@ diff --git a/examples/25-shaders/lava/index.html b/examples/25-shaders/lava/index.html index 097926438..8a7a6e657 100644 --- a/examples/25-shaders/lava/index.html +++ b/examples/25-shaders/lava/index.html @@ -11,8 +11,8 @@ diff --git a/examples/25-shaders/led/index.html b/examples/25-shaders/led/index.html index 472e0cb70..f7987122a 100644 --- a/examples/25-shaders/led/index.html +++ b/examples/25-shaders/led/index.html @@ -10,8 +10,8 @@ diff --git a/examples/25-shaders/lightning-led/index.html b/examples/25-shaders/lightning-led/index.html index c0a847b5c..323276e56 100644 --- a/examples/25-shaders/lightning-led/index.html +++ b/examples/25-shaders/lightning-led/index.html @@ -15,8 +15,8 @@ diff --git a/examples/25-shaders/marble/index.html b/examples/25-shaders/marble/index.html index 9d349d786..348d510ad 100644 --- a/examples/25-shaders/marble/index.html +++ b/examples/25-shaders/marble/index.html @@ -20,8 +20,8 @@ diff --git a/examples/25-shaders/raging-sea/index.html b/examples/25-shaders/raging-sea/index.html index 975907081..42aaba053 100644 --- a/examples/25-shaders/raging-sea/index.html +++ b/examples/25-shaders/raging-sea/index.html @@ -12,8 +12,8 @@ diff --git a/examples/25-shaders/ripple/index.html b/examples/25-shaders/ripple/index.html index 097926438..8a7a6e657 100644 --- a/examples/25-shaders/ripple/index.html +++ b/examples/25-shaders/ripple/index.html @@ -11,8 +11,8 @@ diff --git a/examples/25-shaders/toon-shader-ghibli/index.html b/examples/25-shaders/toon-shader-ghibli/index.html index c60a2a7b4..ba076102f 100644 --- a/examples/25-shaders/toon-shader-ghibli/index.html +++ b/examples/25-shaders/toon-shader-ghibli/index.html @@ -10,8 +10,8 @@ diff --git a/examples/25-shaders/toon-shader/index.html b/examples/25-shaders/toon-shader/index.html index c60a2a7b4..ba076102f 100644 --- a/examples/25-shaders/toon-shader/index.html +++ b/examples/25-shaders/toon-shader/index.html @@ -10,8 +10,8 @@ diff --git a/examples/25-shaders/voronoi/index.html b/examples/25-shaders/voronoi/index.html index b62fb1964..5b7445358 100644 --- a/examples/25-shaders/voronoi/index.html +++ b/examples/25-shaders/voronoi/index.html @@ -16,8 +16,8 @@ diff --git a/examples/25-shaders/wood/index.html b/examples/25-shaders/wood/index.html index c70c10e70..4e76d9a19 100644 --- a/examples/25-shaders/wood/index.html +++ b/examples/25-shaders/wood/index.html @@ -17,8 +17,8 @@ diff --git a/examples/30-player/aim-at-target/index.html b/examples/30-player/aim-at-target/index.html index 1674058ab..385f21ebd 100644 --- a/examples/30-player/aim-at-target/index.html +++ b/examples/30-player/aim-at-target/index.html @@ -10,8 +10,8 @@ diff --git a/examples/30-player/change-camera/index.html b/examples/30-player/change-camera/index.html index ec5949f25..d970e6616 100644 --- a/examples/30-player/change-camera/index.html +++ b/examples/30-player/change-camera/index.html @@ -12,8 +12,8 @@ diff --git a/examples/30-player/drag-controls/index.html b/examples/30-player/drag-controls/index.html index 48a681555..0233b51dd 100644 --- a/examples/30-player/drag-controls/index.html +++ b/examples/30-player/drag-controls/index.html @@ -22,8 +22,8 @@ diff --git a/examples/30-player/player-collision/index.html b/examples/30-player/player-collision/index.html index 152aa1568..096d3af63 100644 --- a/examples/30-player/player-collision/index.html +++ b/examples/30-player/player-collision/index.html @@ -9,8 +9,8 @@ diff --git a/examples/30-player/third-person-camera-simple/index.html b/examples/30-player/third-person-camera-simple/index.html index 8801df9f2..09214c48e 100644 --- a/examples/30-player/third-person-camera-simple/index.html +++ b/examples/30-player/third-person-camera-simple/index.html @@ -11,8 +11,8 @@ diff --git a/examples/30-player/third-person-camera/index.html b/examples/30-player/third-person-camera/index.html index c44975c77..ec05211a4 100644 --- a/examples/30-player/third-person-camera/index.html +++ b/examples/30-player/third-person-camera/index.html @@ -9,8 +9,8 @@ diff --git a/examples/35-mazes/city-led/index.html b/examples/35-mazes/city-led/index.html index 327e832eb..58a4221e3 100644 --- a/examples/35-mazes/city-led/index.html +++ b/examples/35-mazes/city-led/index.html @@ -13,8 +13,8 @@ diff --git a/examples/35-mazes/city/index.html b/examples/35-mazes/city/index.html index bb8b33d44..496f935b6 100644 --- a/examples/35-mazes/city/index.html +++ b/examples/35-mazes/city/index.html @@ -8,8 +8,8 @@ diff --git a/examples/35-mazes/minas-tirith/index.html b/examples/35-mazes/minas-tirith/index.html index 3096eacd5..cee019f1b 100644 --- a/examples/35-mazes/minas-tirith/index.html +++ b/examples/35-mazes/minas-tirith/index.html @@ -8,8 +8,8 @@ diff --git a/examples/35-mazes/pathfind/index.html b/examples/35-mazes/pathfind/index.html index c6f31527e..88b2914b6 100644 --- a/examples/35-mazes/pathfind/index.html +++ b/examples/35-mazes/pathfind/index.html @@ -8,8 +8,8 @@ diff --git a/examples/35-mazes/pipes/index.html b/examples/35-mazes/pipes/index.html index 3096eacd5..cee019f1b 100644 --- a/examples/35-mazes/pipes/index.html +++ b/examples/35-mazes/pipes/index.html @@ -8,8 +8,8 @@ diff --git a/examples/35-mazes/pyramid/index.html b/examples/35-mazes/pyramid/index.html index c225acec2..eb2256114 100644 --- a/examples/35-mazes/pyramid/index.html +++ b/examples/35-mazes/pyramid/index.html @@ -8,8 +8,8 @@ diff --git a/examples/35-mazes/ruins-polar/index.html b/examples/35-mazes/ruins-polar/index.html index 3096eacd5..cee019f1b 100644 --- a/examples/35-mazes/ruins-polar/index.html +++ b/examples/35-mazes/ruins-polar/index.html @@ -8,8 +8,8 @@ diff --git a/examples/35-mazes/ruins/index.html b/examples/35-mazes/ruins/index.html index 074adf368..f304710c4 100644 --- a/examples/35-mazes/ruins/index.html +++ b/examples/35-mazes/ruins/index.html @@ -13,8 +13,8 @@ diff --git a/examples/35-mazes/tilemap/index.html b/examples/35-mazes/tilemap/index.html index 3eba7f294..1a6452674 100644 --- a/examples/35-mazes/tilemap/index.html +++ b/examples/35-mazes/tilemap/index.html @@ -10,8 +10,8 @@ diff --git a/examples/35-mazes/walls/index.html b/examples/35-mazes/walls/index.html index c6b01f7bf..f22aa0681 100644 --- a/examples/35-mazes/walls/index.html +++ b/examples/35-mazes/walls/index.html @@ -8,8 +8,8 @@ diff --git a/examples/40-procedural/building/index.html b/examples/40-procedural/building/index.html index b76ba20fe..5ca5e8059 100644 --- a/examples/40-procedural/building/index.html +++ b/examples/40-procedural/building/index.html @@ -9,8 +9,8 @@ diff --git a/examples/40-procedural/castle/index.html b/examples/40-procedural/castle/index.html index e3b4f03d7..af5db5a24 100644 --- a/examples/40-procedural/castle/index.html +++ b/examples/40-procedural/castle/index.html @@ -12,8 +12,8 @@ diff --git a/examples/40-procedural/city-colorful/index.html b/examples/40-procedural/city-colorful/index.html index b53fd59a8..0f325ab70 100644 --- a/examples/40-procedural/city-colorful/index.html +++ b/examples/40-procedural/city-colorful/index.html @@ -9,8 +9,8 @@ diff --git a/examples/40-procedural/city-empty-center/index.html b/examples/40-procedural/city-empty-center/index.html index b53fd59a8..0f325ab70 100644 --- a/examples/40-procedural/city-empty-center/index.html +++ b/examples/40-procedural/city-empty-center/index.html @@ -9,8 +9,8 @@ diff --git a/examples/40-procedural/city-graffiti/index.html b/examples/40-procedural/city-graffiti/index.html index 67f74794d..c1831190e 100644 --- a/examples/40-procedural/city-graffiti/index.html +++ b/examples/40-procedural/city-graffiti/index.html @@ -13,8 +13,8 @@ diff --git a/examples/40-procedural/city-night/index.html b/examples/40-procedural/city-night/index.html index b53fd59a8..0f325ab70 100644 --- a/examples/40-procedural/city-night/index.html +++ b/examples/40-procedural/city-night/index.html @@ -9,8 +9,8 @@ diff --git a/examples/40-procedural/city/index.html b/examples/40-procedural/city/index.html index 46c8d71b3..54fe9298c 100644 --- a/examples/40-procedural/city/index.html +++ b/examples/40-procedural/city/index.html @@ -16,8 +16,8 @@ diff --git a/examples/40-procedural/towers/index.html b/examples/40-procedural/towers/index.html index f0820304c..ea1ca5463 100644 --- a/examples/40-procedural/towers/index.html +++ b/examples/40-procedural/towers/index.html @@ -13,8 +13,8 @@ diff --git a/examples/45-terrain/craters/index.html b/examples/45-terrain/craters/index.html index de1c2f25b..01d5410be 100644 --- a/examples/45-terrain/craters/index.html +++ b/examples/45-terrain/craters/index.html @@ -11,8 +11,8 @@ diff --git a/examples/45-terrain/dunes/index.html b/examples/45-terrain/dunes/index.html index 13e268342..158623a5b 100644 --- a/examples/45-terrain/dunes/index.html +++ b/examples/45-terrain/dunes/index.html @@ -11,8 +11,8 @@ diff --git a/examples/45-terrain/heightmap-europe/index.html b/examples/45-terrain/heightmap-europe/index.html index 1df32cd7b..21adfa2c9 100644 --- a/examples/45-terrain/heightmap-europe/index.html +++ b/examples/45-terrain/heightmap-europe/index.html @@ -14,8 +14,8 @@ diff --git a/examples/45-terrain/heightmap-yu/index.html b/examples/45-terrain/heightmap-yu/index.html index 9a87da729..333d233fd 100644 --- a/examples/45-terrain/heightmap-yu/index.html +++ b/examples/45-terrain/heightmap-yu/index.html @@ -16,8 +16,8 @@ diff --git a/examples/45-terrain/heightmap/index.html b/examples/45-terrain/heightmap/index.html index 1df32cd7b..21adfa2c9 100644 --- a/examples/45-terrain/heightmap/index.html +++ b/examples/45-terrain/heightmap/index.html @@ -14,8 +14,8 @@ diff --git a/examples/45-terrain/hilly-terrain/index.html b/examples/45-terrain/hilly-terrain/index.html index d1e1e2323..c90730c30 100644 --- a/examples/45-terrain/hilly-terrain/index.html +++ b/examples/45-terrain/hilly-terrain/index.html @@ -14,8 +14,8 @@ diff --git a/examples/45-terrain/random-terrain/index.html b/examples/45-terrain/random-terrain/index.html index 737ccea50..bb925bffb 100644 --- a/examples/45-terrain/random-terrain/index.html +++ b/examples/45-terrain/random-terrain/index.html @@ -11,8 +11,8 @@ diff --git a/examples/50-physics/ammo-basic/index.html b/examples/50-physics/ammo-basic/index.html index e4e35538c..bdd3fa70f 100644 --- a/examples/50-physics/ammo-basic/index.html +++ b/examples/50-physics/ammo-basic/index.html @@ -10,8 +10,8 @@ diff --git a/examples/50-physics/ball-shoot-wall/index.html b/examples/50-physics/ball-shoot-wall/index.html index f19c0a482..e1a632f2a 100644 --- a/examples/50-physics/ball-shoot-wall/index.html +++ b/examples/50-physics/ball-shoot-wall/index.html @@ -18,8 +18,8 @@ diff --git a/examples/50-physics/physics-vehicle/index.html b/examples/50-physics/physics-vehicle/index.html index 2f4b35a8d..8b96ee95a 100644 --- a/examples/50-physics/physics-vehicle/index.html +++ b/examples/50-physics/physics-vehicle/index.html @@ -7,8 +7,8 @@ diff --git a/examples/60-models/barrel/index.html b/examples/60-models/barrel/index.html index ef5fbcd74..a964bef58 100644 --- a/examples/60-models/barrel/index.html +++ b/examples/60-models/barrel/index.html @@ -10,8 +10,8 @@ diff --git a/examples/60-models/birds/index.html b/examples/60-models/birds/index.html index 61082d9b9..24f9a62dc 100644 --- a/examples/60-models/birds/index.html +++ b/examples/60-models/birds/index.html @@ -13,8 +13,8 @@ diff --git a/examples/60-models/castle-texture/index.html b/examples/60-models/castle-texture/index.html index c011b045b..e5f98e582 100644 --- a/examples/60-models/castle-texture/index.html +++ b/examples/60-models/castle-texture/index.html @@ -12,8 +12,8 @@ diff --git a/examples/60-models/castles/index.html b/examples/60-models/castles/index.html index 7fb48032a..0db6acc1b 100644 --- a/examples/60-models/castles/index.html +++ b/examples/60-models/castles/index.html @@ -17,8 +17,8 @@ diff --git a/examples/60-models/horse/index.html b/examples/60-models/horse/index.html index 8377e95d5..1b803e028 100644 --- a/examples/60-models/horse/index.html +++ b/examples/60-models/horse/index.html @@ -17,8 +17,8 @@ diff --git a/examples/60-models/house-inside/index.html b/examples/60-models/house-inside/index.html index 9167a1202..fa84a27c0 100644 --- a/examples/60-models/house-inside/index.html +++ b/examples/60-models/house-inside/index.html @@ -12,8 +12,8 @@ diff --git a/examples/60-models/model-lookat-cursor/index.html b/examples/60-models/model-lookat-cursor/index.html index 3694ee037..bdd2ae73c 100644 --- a/examples/60-models/model-lookat-cursor/index.html +++ b/examples/60-models/model-lookat-cursor/index.html @@ -13,8 +13,8 @@ diff --git a/examples/60-models/rifle/index.html b/examples/60-models/rifle/index.html index e1883fba0..d5d9d167e 100644 --- a/examples/60-models/rifle/index.html +++ b/examples/60-models/rifle/index.html @@ -10,8 +10,8 @@ diff --git a/examples/65-characters/fantasy/barbarian/index.html b/examples/65-characters/fantasy/barbarian/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/fantasy/barbarian/index.html +++ b/examples/65-characters/fantasy/barbarian/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/fantasy/demon/index.html b/examples/65-characters/fantasy/demon/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/fantasy/demon/index.html +++ b/examples/65-characters/fantasy/demon/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/fantasy/goblin/index.html b/examples/65-characters/fantasy/goblin/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/fantasy/goblin/index.html +++ b/examples/65-characters/fantasy/goblin/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/fantasy/golem/index.html b/examples/65-characters/fantasy/golem/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/fantasy/golem/index.html +++ b/examples/65-characters/fantasy/golem/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/fantasy/orc-ogre/index.html b/examples/65-characters/fantasy/orc-ogre/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/fantasy/orc-ogre/index.html +++ b/examples/65-characters/fantasy/orc-ogre/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/fantasy/orc/index.html b/examples/65-characters/fantasy/orc/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/fantasy/orc/index.html +++ b/examples/65-characters/fantasy/orc/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/fantasy/sorceress/index.html b/examples/65-characters/fantasy/sorceress/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/fantasy/sorceress/index.html +++ b/examples/65-characters/fantasy/sorceress/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/fantasy/troll/index.html b/examples/65-characters/fantasy/troll/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/fantasy/troll/index.html +++ b/examples/65-characters/fantasy/troll/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/fantasy/witch/index.html b/examples/65-characters/fantasy/witch/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/fantasy/witch/index.html +++ b/examples/65-characters/fantasy/witch/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/horror/goth-girl/index.html b/examples/65-characters/horror/goth-girl/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/horror/goth-girl/index.html +++ b/examples/65-characters/horror/goth-girl/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/horror/nude-victim/index.html b/examples/65-characters/horror/nude-victim/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/horror/nude-victim/index.html +++ b/examples/65-characters/horror/nude-victim/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/horror/skeleton/index.html b/examples/65-characters/horror/skeleton/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/horror/skeleton/index.html +++ b/examples/65-characters/horror/skeleton/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/horror/zombie-barefoot/index.html b/examples/65-characters/horror/zombie-barefoot/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/horror/zombie-barefoot/index.html +++ b/examples/65-characters/horror/zombie-barefoot/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/horror/zombie-cop/index.html b/examples/65-characters/horror/zombie-cop/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/horror/zombie-cop/index.html +++ b/examples/65-characters/horror/zombie-cop/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/horror/zombie-doctor-crawl/index.html b/examples/65-characters/horror/zombie-doctor-crawl/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/horror/zombie-doctor-crawl/index.html +++ b/examples/65-characters/horror/zombie-doctor-crawl/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/horror/zombie-doctor/index.html b/examples/65-characters/horror/zombie-doctor/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/horror/zombie-doctor/index.html +++ b/examples/65-characters/horror/zombie-doctor/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/horror/zombie-guard/index.html b/examples/65-characters/horror/zombie-guard/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/horror/zombie-guard/index.html +++ b/examples/65-characters/horror/zombie-guard/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/german-flame-thrower/index.html b/examples/65-characters/ww2/german-flame-thrower/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/german-flame-thrower/index.html +++ b/examples/65-characters/ww2/german-flame-thrower/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/german-machine-gunner/index.html b/examples/65-characters/ww2/german-machine-gunner/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/german-machine-gunner/index.html +++ b/examples/65-characters/ww2/german-machine-gunner/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/german-soldier/index.html b/examples/65-characters/ww2/german-soldier/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/german-soldier/index.html +++ b/examples/65-characters/ww2/german-soldier/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/nazi-agent/index.html b/examples/65-characters/ww2/nazi-agent/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/nazi-agent/index.html +++ b/examples/65-characters/ww2/nazi-agent/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/nazi-officer/index.html b/examples/65-characters/ww2/nazi-officer/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/nazi-officer/index.html +++ b/examples/65-characters/ww2/nazi-officer/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/nazi/index.html b/examples/65-characters/ww2/nazi/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/nazi/index.html +++ b/examples/65-characters/ww2/nazi/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/partisan-lowpoly/index.html b/examples/65-characters/ww2/partisan-lowpoly/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/partisan-lowpoly/index.html +++ b/examples/65-characters/ww2/partisan-lowpoly/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/partisan/index.html b/examples/65-characters/ww2/partisan/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/partisan/index.html +++ b/examples/65-characters/ww2/partisan/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/resistance-fighter/index.html b/examples/65-characters/ww2/resistance-fighter/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/resistance-fighter/index.html +++ b/examples/65-characters/ww2/resistance-fighter/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/soldier/index.html b/examples/65-characters/ww2/soldier/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/soldier/index.html +++ b/examples/65-characters/ww2/soldier/index.html @@ -9,8 +9,8 @@ diff --git a/examples/65-characters/ww2/soviet-partisan/index.html b/examples/65-characters/ww2/soviet-partisan/index.html index c44975c77..ec05211a4 100644 --- a/examples/65-characters/ww2/soviet-partisan/index.html +++ b/examples/65-characters/ww2/soviet-partisan/index.html @@ -9,8 +9,8 @@ diff --git a/examples/70-ai/flee/index.html b/examples/70-ai/flee/index.html index a41cd79f9..a005fd9fe 100644 --- a/examples/70-ai/flee/index.html +++ b/examples/70-ai/flee/index.html @@ -11,8 +11,8 @@ diff --git a/examples/70-ai/follow/index.html b/examples/70-ai/follow/index.html index a41cd79f9..a005fd9fe 100644 --- a/examples/70-ai/follow/index.html +++ b/examples/70-ai/follow/index.html @@ -11,8 +11,8 @@ diff --git a/examples/70-ai/idle/index.html b/examples/70-ai/idle/index.html index a41cd79f9..a005fd9fe 100644 --- a/examples/70-ai/idle/index.html +++ b/examples/70-ai/idle/index.html @@ -11,8 +11,8 @@ diff --git a/examples/70-ai/patrol/index.html b/examples/70-ai/patrol/index.html index a41cd79f9..a005fd9fe 100644 --- a/examples/70-ai/patrol/index.html +++ b/examples/70-ai/patrol/index.html @@ -11,8 +11,8 @@ diff --git a/examples/70-ai/pursue/index.html b/examples/70-ai/pursue/index.html index a41cd79f9..a005fd9fe 100644 --- a/examples/70-ai/pursue/index.html +++ b/examples/70-ai/pursue/index.html @@ -11,8 +11,8 @@ diff --git a/examples/70-ai/wander/index.html b/examples/70-ai/wander/index.html index a41cd79f9..a005fd9fe 100644 --- a/examples/70-ai/wander/index.html +++ b/examples/70-ai/wander/index.html @@ -11,8 +11,8 @@ diff --git a/examples/80-scenes/avatar-planets/index.html b/examples/80-scenes/avatar-planets/index.html index adb7a27ee..56b171dbd 100644 --- a/examples/80-scenes/avatar-planets/index.html +++ b/examples/80-scenes/avatar-planets/index.html @@ -13,8 +13,8 @@ diff --git a/examples/80-scenes/fps-airport/index.html b/examples/80-scenes/fps-airport/index.html index a5f39fb96..bdcd8ec83 100644 --- a/examples/80-scenes/fps-airport/index.html +++ b/examples/80-scenes/fps-airport/index.html @@ -11,8 +11,8 @@ diff --git a/examples/80-scenes/fps-maze/index.html b/examples/80-scenes/fps-maze/index.html index a5f39fb96..bdcd8ec83 100644 --- a/examples/80-scenes/fps-maze/index.html +++ b/examples/80-scenes/fps-maze/index.html @@ -11,8 +11,8 @@ diff --git a/examples/80-scenes/graveyard-survival/index.html b/examples/80-scenes/graveyard-survival/index.html index c59a1b236..1b255ff0c 100644 --- a/examples/80-scenes/graveyard-survival/index.html +++ b/examples/80-scenes/graveyard-survival/index.html @@ -11,8 +11,8 @@ diff --git a/examples/80-scenes/moon-landing/index.html b/examples/80-scenes/moon-landing/index.html index 7a44b4f37..c72751e18 100644 --- a/examples/80-scenes/moon-landing/index.html +++ b/examples/80-scenes/moon-landing/index.html @@ -12,8 +12,8 @@ diff --git a/examples/80-scenes/physics-cannon/index.html b/examples/80-scenes/physics-cannon/index.html index b1a39967d..ce1f830ad 100644 --- a/examples/80-scenes/physics-cannon/index.html +++ b/examples/80-scenes/physics-cannon/index.html @@ -10,8 +10,8 @@ diff --git a/examples/80-scenes/physics-tank/index.html b/examples/80-scenes/physics-tank/index.html index 904eb4803..ee182ca34 100644 --- a/examples/80-scenes/physics-tank/index.html +++ b/examples/80-scenes/physics-tank/index.html @@ -11,8 +11,8 @@ diff --git a/examples/80-scenes/random-boxes/index.html b/examples/80-scenes/random-boxes/index.html index 6eb77f814..cbb81cb72 100644 --- a/examples/80-scenes/random-boxes/index.html +++ b/examples/80-scenes/random-boxes/index.html @@ -12,8 +12,8 @@ diff --git a/examples/80-scenes/rpg-fantasy/index.html b/examples/80-scenes/rpg-fantasy/index.html index 8dca6d268..0ad01772b 100644 --- a/examples/80-scenes/rpg-fantasy/index.html +++ b/examples/80-scenes/rpg-fantasy/index.html @@ -11,8 +11,8 @@ diff --git a/examples/80-scenes/spomeniks/index.html b/examples/80-scenes/spomeniks/index.html index 48d97c087..fcf2293ef 100644 --- a/examples/80-scenes/spomeniks/index.html +++ b/examples/80-scenes/spomeniks/index.html @@ -11,8 +11,8 @@ diff --git a/examples/80-scenes/urban-guerrilla/index.html b/examples/80-scenes/urban-guerrilla/index.html index 67f74794d..c1831190e 100644 --- a/examples/80-scenes/urban-guerrilla/index.html +++ b/examples/80-scenes/urban-guerrilla/index.html @@ -13,8 +13,8 @@ diff --git a/examples/80-scenes/warplane/index.html b/examples/80-scenes/warplane/index.html index 061d3c7f4..bf05b43ee 100644 --- a/examples/80-scenes/warplane/index.html +++ b/examples/80-scenes/warplane/index.html @@ -12,8 +12,8 @@ diff --git a/examples/80-scenes/zeppelin/index.html b/examples/80-scenes/zeppelin/index.html index 3d752f27b..640e1965a 100644 --- a/examples/80-scenes/zeppelin/index.html +++ b/examples/80-scenes/zeppelin/index.html @@ -14,8 +14,8 @@ diff --git a/node_modules/three/build/three.cjs b/libs/three/build/three.cjs similarity index 100% rename from node_modules/three/build/three.cjs rename to libs/three/build/three.cjs diff --git a/node_modules/three/build/three.js b/libs/three/build/three.js similarity index 100% rename from node_modules/three/build/three.js rename to libs/three/build/three.js diff --git a/node_modules/three/build/three.min.js b/libs/three/build/three.min.js similarity index 100% rename from node_modules/three/build/three.min.js rename to libs/three/build/three.min.js diff --git a/node_modules/three/build/three.module.js b/libs/three/build/three.module.js similarity index 100% rename from node_modules/three/build/three.module.js rename to libs/three/build/three.module.js diff --git a/node_modules/three/build/three.module.min.js b/libs/three/build/three.module.min.js similarity index 100% rename from node_modules/three/build/three.module.min.js rename to libs/three/build/three.module.min.js diff --git a/node_modules/three/examples/fonts/LICENSE b/libs/three/examples/fonts/LICENSE similarity index 100% rename from node_modules/three/examples/fonts/LICENSE rename to libs/three/examples/fonts/LICENSE diff --git a/node_modules/three/examples/fonts/README.md b/libs/three/examples/fonts/README.md similarity index 100% rename from node_modules/three/examples/fonts/README.md rename to libs/three/examples/fonts/README.md diff --git a/node_modules/three/examples/fonts/droid/NOTICE b/libs/three/examples/fonts/droid/NOTICE similarity index 100% rename from node_modules/three/examples/fonts/droid/NOTICE rename to libs/three/examples/fonts/droid/NOTICE diff --git a/node_modules/three/examples/fonts/droid/README.txt b/libs/three/examples/fonts/droid/README.txt similarity index 100% rename from node_modules/three/examples/fonts/droid/README.txt rename to libs/three/examples/fonts/droid/README.txt diff --git a/node_modules/three/examples/fonts/droid/droid_sans_bold.typeface.json b/libs/three/examples/fonts/droid/droid_sans_bold.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/droid/droid_sans_bold.typeface.json rename to libs/three/examples/fonts/droid/droid_sans_bold.typeface.json diff --git a/node_modules/three/examples/fonts/droid/droid_sans_mono_regular.typeface.json b/libs/three/examples/fonts/droid/droid_sans_mono_regular.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/droid/droid_sans_mono_regular.typeface.json rename to libs/three/examples/fonts/droid/droid_sans_mono_regular.typeface.json diff --git a/node_modules/three/examples/fonts/droid/droid_sans_regular.typeface.json b/libs/three/examples/fonts/droid/droid_sans_regular.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/droid/droid_sans_regular.typeface.json rename to libs/three/examples/fonts/droid/droid_sans_regular.typeface.json diff --git a/node_modules/three/examples/fonts/droid/droid_serif_bold.typeface.json b/libs/three/examples/fonts/droid/droid_serif_bold.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/droid/droid_serif_bold.typeface.json rename to libs/three/examples/fonts/droid/droid_serif_bold.typeface.json diff --git a/node_modules/three/examples/fonts/droid/droid_serif_regular.typeface.json b/libs/three/examples/fonts/droid/droid_serif_regular.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/droid/droid_serif_regular.typeface.json rename to libs/three/examples/fonts/droid/droid_serif_regular.typeface.json diff --git a/node_modules/three/examples/fonts/gentilis_bold.typeface.json b/libs/three/examples/fonts/gentilis_bold.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/gentilis_bold.typeface.json rename to libs/three/examples/fonts/gentilis_bold.typeface.json diff --git a/node_modules/three/examples/fonts/gentilis_regular.typeface.json b/libs/three/examples/fonts/gentilis_regular.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/gentilis_regular.typeface.json rename to libs/three/examples/fonts/gentilis_regular.typeface.json diff --git a/node_modules/three/examples/fonts/helvetiker_bold.typeface.json b/libs/three/examples/fonts/helvetiker_bold.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/helvetiker_bold.typeface.json rename to libs/three/examples/fonts/helvetiker_bold.typeface.json diff --git a/node_modules/three/examples/fonts/helvetiker_regular.typeface.json b/libs/three/examples/fonts/helvetiker_regular.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/helvetiker_regular.typeface.json rename to libs/three/examples/fonts/helvetiker_regular.typeface.json diff --git a/node_modules/three/examples/fonts/optimer_bold.typeface.json b/libs/three/examples/fonts/optimer_bold.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/optimer_bold.typeface.json rename to libs/three/examples/fonts/optimer_bold.typeface.json diff --git a/node_modules/three/examples/fonts/optimer_regular.typeface.json b/libs/three/examples/fonts/optimer_regular.typeface.json similarity index 100% rename from node_modules/three/examples/fonts/optimer_regular.typeface.json rename to libs/three/examples/fonts/optimer_regular.typeface.json diff --git a/node_modules/three/examples/fonts/ttf/README.md b/libs/three/examples/fonts/ttf/README.md similarity index 100% rename from node_modules/three/examples/fonts/ttf/README.md rename to libs/three/examples/fonts/ttf/README.md diff --git a/node_modules/three/examples/fonts/ttf/kenpixel.ttf b/libs/three/examples/fonts/ttf/kenpixel.ttf similarity index 100% rename from node_modules/three/examples/fonts/ttf/kenpixel.ttf rename to libs/three/examples/fonts/ttf/kenpixel.ttf diff --git a/node_modules/three/examples/jsm/Addons.js b/libs/three/examples/jsm/Addons.js similarity index 100% rename from node_modules/three/examples/jsm/Addons.js rename to libs/three/examples/jsm/Addons.js diff --git a/node_modules/three/examples/jsm/animation/AnimationClipCreator.js b/libs/three/examples/jsm/animation/AnimationClipCreator.js similarity index 100% rename from node_modules/three/examples/jsm/animation/AnimationClipCreator.js rename to libs/three/examples/jsm/animation/AnimationClipCreator.js diff --git a/node_modules/three/examples/jsm/animation/CCDIKSolver.js b/libs/three/examples/jsm/animation/CCDIKSolver.js similarity index 100% rename from node_modules/three/examples/jsm/animation/CCDIKSolver.js rename to libs/three/examples/jsm/animation/CCDIKSolver.js diff --git a/node_modules/three/examples/jsm/animation/MMDAnimationHelper.js b/libs/three/examples/jsm/animation/MMDAnimationHelper.js similarity index 100% rename from node_modules/three/examples/jsm/animation/MMDAnimationHelper.js rename to libs/three/examples/jsm/animation/MMDAnimationHelper.js diff --git a/node_modules/three/examples/jsm/animation/MMDPhysics.js b/libs/three/examples/jsm/animation/MMDPhysics.js similarity index 100% rename from node_modules/three/examples/jsm/animation/MMDPhysics.js rename to libs/three/examples/jsm/animation/MMDPhysics.js diff --git a/node_modules/three/examples/jsm/cameras/CinematicCamera.js b/libs/three/examples/jsm/cameras/CinematicCamera.js similarity index 100% rename from node_modules/three/examples/jsm/cameras/CinematicCamera.js rename to libs/three/examples/jsm/cameras/CinematicCamera.js diff --git a/node_modules/three/examples/jsm/capabilities/WebGL.js b/libs/three/examples/jsm/capabilities/WebGL.js similarity index 100% rename from node_modules/three/examples/jsm/capabilities/WebGL.js rename to 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b/libs/three/examples/jsm/shaders/ColorCorrectionShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/ColorCorrectionShader.js rename to libs/three/examples/jsm/shaders/ColorCorrectionShader.js diff --git a/node_modules/three/examples/jsm/shaders/ColorifyShader.js b/libs/three/examples/jsm/shaders/ColorifyShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/ColorifyShader.js rename to libs/three/examples/jsm/shaders/ColorifyShader.js diff --git a/node_modules/three/examples/jsm/shaders/ConvolutionShader.js b/libs/three/examples/jsm/shaders/ConvolutionShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/ConvolutionShader.js rename to libs/three/examples/jsm/shaders/ConvolutionShader.js diff --git a/node_modules/three/examples/jsm/shaders/CopyShader.js b/libs/three/examples/jsm/shaders/CopyShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/CopyShader.js rename to libs/three/examples/jsm/shaders/CopyShader.js diff --git a/node_modules/three/examples/jsm/shaders/DOFMipMapShader.js b/libs/three/examples/jsm/shaders/DOFMipMapShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/DOFMipMapShader.js rename to libs/three/examples/jsm/shaders/DOFMipMapShader.js diff --git a/node_modules/three/examples/jsm/shaders/DepthLimitedBlurShader.js b/libs/three/examples/jsm/shaders/DepthLimitedBlurShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/DepthLimitedBlurShader.js rename to libs/three/examples/jsm/shaders/DepthLimitedBlurShader.js diff --git a/node_modules/three/examples/jsm/shaders/DigitalGlitch.js b/libs/three/examples/jsm/shaders/DigitalGlitch.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/DigitalGlitch.js rename to libs/three/examples/jsm/shaders/DigitalGlitch.js diff --git a/node_modules/three/examples/jsm/shaders/DotScreenShader.js b/libs/three/examples/jsm/shaders/DotScreenShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/DotScreenShader.js rename to libs/three/examples/jsm/shaders/DotScreenShader.js diff --git a/node_modules/three/examples/jsm/shaders/ExposureShader.js b/libs/three/examples/jsm/shaders/ExposureShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/ExposureShader.js rename to libs/three/examples/jsm/shaders/ExposureShader.js diff --git a/node_modules/three/examples/jsm/shaders/FXAAShader.js b/libs/three/examples/jsm/shaders/FXAAShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/FXAAShader.js rename to libs/three/examples/jsm/shaders/FXAAShader.js diff --git a/node_modules/three/examples/jsm/shaders/FilmShader.js b/libs/three/examples/jsm/shaders/FilmShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/FilmShader.js rename to libs/three/examples/jsm/shaders/FilmShader.js diff --git a/node_modules/three/examples/jsm/shaders/FocusShader.js b/libs/three/examples/jsm/shaders/FocusShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/FocusShader.js rename to libs/three/examples/jsm/shaders/FocusShader.js diff --git a/node_modules/three/examples/jsm/shaders/FreiChenShader.js b/libs/three/examples/jsm/shaders/FreiChenShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/FreiChenShader.js rename to libs/three/examples/jsm/shaders/FreiChenShader.js diff --git a/node_modules/three/examples/jsm/shaders/GTAOShader.js b/libs/three/examples/jsm/shaders/GTAOShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/GTAOShader.js rename to libs/three/examples/jsm/shaders/GTAOShader.js diff --git a/node_modules/three/examples/jsm/shaders/GammaCorrectionShader.js b/libs/three/examples/jsm/shaders/GammaCorrectionShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/GammaCorrectionShader.js rename to libs/three/examples/jsm/shaders/GammaCorrectionShader.js diff --git a/node_modules/three/examples/jsm/shaders/GodRaysShader.js b/libs/three/examples/jsm/shaders/GodRaysShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/GodRaysShader.js rename to libs/three/examples/jsm/shaders/GodRaysShader.js diff --git a/node_modules/three/examples/jsm/shaders/HalftoneShader.js b/libs/three/examples/jsm/shaders/HalftoneShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/HalftoneShader.js rename to libs/three/examples/jsm/shaders/HalftoneShader.js diff --git a/node_modules/three/examples/jsm/shaders/HorizontalBlurShader.js b/libs/three/examples/jsm/shaders/HorizontalBlurShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/HorizontalBlurShader.js rename to libs/three/examples/jsm/shaders/HorizontalBlurShader.js diff --git a/node_modules/three/examples/jsm/shaders/HorizontalTiltShiftShader.js b/libs/three/examples/jsm/shaders/HorizontalTiltShiftShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/HorizontalTiltShiftShader.js rename to libs/three/examples/jsm/shaders/HorizontalTiltShiftShader.js diff --git a/node_modules/three/examples/jsm/shaders/HueSaturationShader.js b/libs/three/examples/jsm/shaders/HueSaturationShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/HueSaturationShader.js rename to libs/three/examples/jsm/shaders/HueSaturationShader.js diff --git a/node_modules/three/examples/jsm/shaders/KaleidoShader.js b/libs/three/examples/jsm/shaders/KaleidoShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/KaleidoShader.js rename to libs/three/examples/jsm/shaders/KaleidoShader.js diff --git a/node_modules/three/examples/jsm/shaders/LuminosityHighPassShader.js b/libs/three/examples/jsm/shaders/LuminosityHighPassShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/LuminosityHighPassShader.js rename to libs/three/examples/jsm/shaders/LuminosityHighPassShader.js diff --git a/node_modules/three/examples/jsm/shaders/LuminosityShader.js b/libs/three/examples/jsm/shaders/LuminosityShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/LuminosityShader.js rename to libs/three/examples/jsm/shaders/LuminosityShader.js diff --git a/node_modules/three/examples/jsm/shaders/MMDToonShader.js b/libs/three/examples/jsm/shaders/MMDToonShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/MMDToonShader.js rename to libs/three/examples/jsm/shaders/MMDToonShader.js diff --git a/node_modules/three/examples/jsm/shaders/MirrorShader.js b/libs/three/examples/jsm/shaders/MirrorShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/MirrorShader.js rename to libs/three/examples/jsm/shaders/MirrorShader.js diff --git a/node_modules/three/examples/jsm/shaders/NormalMapShader.js b/libs/three/examples/jsm/shaders/NormalMapShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/NormalMapShader.js rename to libs/three/examples/jsm/shaders/NormalMapShader.js diff --git a/node_modules/three/examples/jsm/shaders/OutputShader.js b/libs/three/examples/jsm/shaders/OutputShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/OutputShader.js rename to libs/three/examples/jsm/shaders/OutputShader.js diff --git a/node_modules/three/examples/jsm/shaders/PoissonDenoiseShader.js b/libs/three/examples/jsm/shaders/PoissonDenoiseShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/PoissonDenoiseShader.js rename to libs/three/examples/jsm/shaders/PoissonDenoiseShader.js diff --git a/node_modules/three/examples/jsm/shaders/RGBShiftShader.js b/libs/three/examples/jsm/shaders/RGBShiftShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/RGBShiftShader.js rename to libs/three/examples/jsm/shaders/RGBShiftShader.js diff --git a/node_modules/three/examples/jsm/shaders/SAOShader.js b/libs/three/examples/jsm/shaders/SAOShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/SAOShader.js rename to libs/three/examples/jsm/shaders/SAOShader.js diff --git a/node_modules/three/examples/jsm/shaders/SMAAShader.js b/libs/three/examples/jsm/shaders/SMAAShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/SMAAShader.js rename to libs/three/examples/jsm/shaders/SMAAShader.js diff --git a/node_modules/three/examples/jsm/shaders/SSAOShader.js b/libs/three/examples/jsm/shaders/SSAOShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/SSAOShader.js rename to libs/three/examples/jsm/shaders/SSAOShader.js diff --git a/node_modules/three/examples/jsm/shaders/SSRShader.js b/libs/three/examples/jsm/shaders/SSRShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/SSRShader.js rename to libs/three/examples/jsm/shaders/SSRShader.js diff --git a/node_modules/three/examples/jsm/shaders/SepiaShader.js b/libs/three/examples/jsm/shaders/SepiaShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/SepiaShader.js rename to libs/three/examples/jsm/shaders/SepiaShader.js diff --git a/node_modules/three/examples/jsm/shaders/SobelOperatorShader.js b/libs/three/examples/jsm/shaders/SobelOperatorShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/SobelOperatorShader.js rename to libs/three/examples/jsm/shaders/SobelOperatorShader.js diff --git a/node_modules/three/examples/jsm/shaders/SubsurfaceScatteringShader.js b/libs/three/examples/jsm/shaders/SubsurfaceScatteringShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/SubsurfaceScatteringShader.js rename to libs/three/examples/jsm/shaders/SubsurfaceScatteringShader.js diff --git a/node_modules/three/examples/jsm/shaders/TechnicolorShader.js b/libs/three/examples/jsm/shaders/TechnicolorShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/TechnicolorShader.js rename to libs/three/examples/jsm/shaders/TechnicolorShader.js diff --git a/node_modules/three/examples/jsm/shaders/ToonShader.js b/libs/three/examples/jsm/shaders/ToonShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/ToonShader.js rename to libs/three/examples/jsm/shaders/ToonShader.js diff --git a/node_modules/three/examples/jsm/shaders/TriangleBlurShader.js b/libs/three/examples/jsm/shaders/TriangleBlurShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/TriangleBlurShader.js rename to libs/three/examples/jsm/shaders/TriangleBlurShader.js diff --git a/node_modules/three/examples/jsm/shaders/UnpackDepthRGBAShader.js b/libs/three/examples/jsm/shaders/UnpackDepthRGBAShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/UnpackDepthRGBAShader.js rename to libs/three/examples/jsm/shaders/UnpackDepthRGBAShader.js diff --git a/node_modules/three/examples/jsm/shaders/VelocityShader.js b/libs/three/examples/jsm/shaders/VelocityShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/VelocityShader.js rename to libs/three/examples/jsm/shaders/VelocityShader.js diff --git a/node_modules/three/examples/jsm/shaders/VerticalBlurShader.js b/libs/three/examples/jsm/shaders/VerticalBlurShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/VerticalBlurShader.js rename to libs/three/examples/jsm/shaders/VerticalBlurShader.js diff --git a/node_modules/three/examples/jsm/shaders/VerticalTiltShiftShader.js b/libs/three/examples/jsm/shaders/VerticalTiltShiftShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/VerticalTiltShiftShader.js rename to libs/three/examples/jsm/shaders/VerticalTiltShiftShader.js diff --git a/node_modules/three/examples/jsm/shaders/VignetteShader.js b/libs/three/examples/jsm/shaders/VignetteShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/VignetteShader.js rename to libs/three/examples/jsm/shaders/VignetteShader.js diff --git a/node_modules/three/examples/jsm/shaders/VolumeShader.js b/libs/three/examples/jsm/shaders/VolumeShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/VolumeShader.js rename to libs/three/examples/jsm/shaders/VolumeShader.js diff --git a/node_modules/three/examples/jsm/shaders/WaterRefractionShader.js b/libs/three/examples/jsm/shaders/WaterRefractionShader.js similarity index 100% rename from node_modules/three/examples/jsm/shaders/WaterRefractionShader.js rename to libs/three/examples/jsm/shaders/WaterRefractionShader.js diff --git a/node_modules/three/examples/jsm/textures/FlakesTexture.js b/libs/three/examples/jsm/textures/FlakesTexture.js similarity index 100% rename from node_modules/three/examples/jsm/textures/FlakesTexture.js rename to libs/three/examples/jsm/textures/FlakesTexture.js diff --git a/node_modules/three/examples/jsm/transpiler/AST.js b/libs/three/examples/jsm/transpiler/AST.js similarity index 100% rename from node_modules/three/examples/jsm/transpiler/AST.js rename to libs/three/examples/jsm/transpiler/AST.js diff --git a/node_modules/three/examples/jsm/transpiler/GLSLDecoder.js b/libs/three/examples/jsm/transpiler/GLSLDecoder.js similarity index 100% rename from node_modules/three/examples/jsm/transpiler/GLSLDecoder.js rename to libs/three/examples/jsm/transpiler/GLSLDecoder.js diff --git a/node_modules/three/examples/jsm/transpiler/ShaderToyDecoder.js b/libs/three/examples/jsm/transpiler/ShaderToyDecoder.js similarity index 100% rename from node_modules/three/examples/jsm/transpiler/ShaderToyDecoder.js rename to libs/three/examples/jsm/transpiler/ShaderToyDecoder.js diff --git a/node_modules/three/examples/jsm/transpiler/TSLEncoder.js b/libs/three/examples/jsm/transpiler/TSLEncoder.js similarity index 100% rename from node_modules/three/examples/jsm/transpiler/TSLEncoder.js rename to libs/three/examples/jsm/transpiler/TSLEncoder.js diff --git a/node_modules/three/examples/jsm/transpiler/Transpiler.js b/libs/three/examples/jsm/transpiler/Transpiler.js similarity index 100% rename from node_modules/three/examples/jsm/transpiler/Transpiler.js rename to libs/three/examples/jsm/transpiler/Transpiler.js diff --git a/node_modules/three/examples/jsm/utils/BufferGeometryUtils.js b/libs/three/examples/jsm/utils/BufferGeometryUtils.js similarity index 100% rename from node_modules/three/examples/jsm/utils/BufferGeometryUtils.js rename to libs/three/examples/jsm/utils/BufferGeometryUtils.js diff --git a/node_modules/three/examples/jsm/utils/CameraUtils.js b/libs/three/examples/jsm/utils/CameraUtils.js similarity index 100% rename from node_modules/three/examples/jsm/utils/CameraUtils.js rename to libs/three/examples/jsm/utils/CameraUtils.js diff --git a/node_modules/three/examples/jsm/utils/GPUStatsPanel.js b/libs/three/examples/jsm/utils/GPUStatsPanel.js similarity index 100% rename from node_modules/three/examples/jsm/utils/GPUStatsPanel.js rename to libs/three/examples/jsm/utils/GPUStatsPanel.js diff --git a/node_modules/three/examples/jsm/utils/GeometryCompressionUtils.js b/libs/three/examples/jsm/utils/GeometryCompressionUtils.js similarity index 100% rename from node_modules/three/examples/jsm/utils/GeometryCompressionUtils.js rename to libs/three/examples/jsm/utils/GeometryCompressionUtils.js diff --git a/node_modules/three/examples/jsm/utils/GeometryUtils.js b/libs/three/examples/jsm/utils/GeometryUtils.js similarity index 100% rename from node_modules/three/examples/jsm/utils/GeometryUtils.js rename to libs/three/examples/jsm/utils/GeometryUtils.js diff --git a/node_modules/three/examples/jsm/utils/LDrawUtils.js b/libs/three/examples/jsm/utils/LDrawUtils.js similarity index 100% rename from node_modules/three/examples/jsm/utils/LDrawUtils.js rename to libs/three/examples/jsm/utils/LDrawUtils.js diff --git a/node_modules/three/examples/jsm/utils/PackedPhongMaterial.js b/libs/three/examples/jsm/utils/PackedPhongMaterial.js similarity index 100% rename from node_modules/three/examples/jsm/utils/PackedPhongMaterial.js rename to libs/three/examples/jsm/utils/PackedPhongMaterial.js diff --git a/node_modules/three/examples/jsm/utils/SceneUtils.js b/libs/three/examples/jsm/utils/SceneUtils.js similarity index 100% rename from node_modules/three/examples/jsm/utils/SceneUtils.js rename to libs/three/examples/jsm/utils/SceneUtils.js diff --git a/node_modules/three/examples/jsm/utils/ShadowMapViewer.js b/libs/three/examples/jsm/utils/ShadowMapViewer.js similarity index 100% rename from node_modules/three/examples/jsm/utils/ShadowMapViewer.js rename to libs/three/examples/jsm/utils/ShadowMapViewer.js diff --git a/node_modules/three/examples/jsm/utils/SkeletonUtils.js b/libs/three/examples/jsm/utils/SkeletonUtils.js similarity index 100% rename from node_modules/three/examples/jsm/utils/SkeletonUtils.js rename to libs/three/examples/jsm/utils/SkeletonUtils.js diff --git a/node_modules/three/examples/jsm/utils/SortUtils.js b/libs/three/examples/jsm/utils/SortUtils.js similarity index 100% rename from node_modules/three/examples/jsm/utils/SortUtils.js rename to libs/three/examples/jsm/utils/SortUtils.js diff --git a/node_modules/three/examples/jsm/utils/TextureUtils.js b/libs/three/examples/jsm/utils/TextureUtils.js similarity index 100% rename from node_modules/three/examples/jsm/utils/TextureUtils.js rename to libs/three/examples/jsm/utils/TextureUtils.js diff --git a/node_modules/three/examples/jsm/utils/UVsDebug.js b/libs/three/examples/jsm/utils/UVsDebug.js similarity index 100% rename from node_modules/three/examples/jsm/utils/UVsDebug.js rename to libs/three/examples/jsm/utils/UVsDebug.js diff --git a/node_modules/three/examples/jsm/utils/WorkerPool.js b/libs/three/examples/jsm/utils/WorkerPool.js similarity index 100% rename from node_modules/three/examples/jsm/utils/WorkerPool.js rename to libs/three/examples/jsm/utils/WorkerPool.js diff --git a/node_modules/three/examples/jsm/webxr/ARButton.js b/libs/three/examples/jsm/webxr/ARButton.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/ARButton.js rename to libs/three/examples/jsm/webxr/ARButton.js diff --git a/node_modules/three/examples/jsm/webxr/OculusHandModel.js b/libs/three/examples/jsm/webxr/OculusHandModel.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/OculusHandModel.js rename to libs/three/examples/jsm/webxr/OculusHandModel.js diff --git a/node_modules/three/examples/jsm/webxr/OculusHandPointerModel.js b/libs/three/examples/jsm/webxr/OculusHandPointerModel.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/OculusHandPointerModel.js rename to libs/three/examples/jsm/webxr/OculusHandPointerModel.js diff --git a/node_modules/three/examples/jsm/webxr/Text2D.js b/libs/three/examples/jsm/webxr/Text2D.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/Text2D.js rename to libs/three/examples/jsm/webxr/Text2D.js diff --git a/node_modules/three/examples/jsm/webxr/VRButton.js b/libs/three/examples/jsm/webxr/VRButton.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/VRButton.js rename to libs/three/examples/jsm/webxr/VRButton.js diff --git a/node_modules/three/examples/jsm/webxr/XRButton.js b/libs/three/examples/jsm/webxr/XRButton.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/XRButton.js rename to libs/three/examples/jsm/webxr/XRButton.js diff --git a/node_modules/three/examples/jsm/webxr/XRControllerModelFactory.js b/libs/three/examples/jsm/webxr/XRControllerModelFactory.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/XRControllerModelFactory.js rename to libs/three/examples/jsm/webxr/XRControllerModelFactory.js diff --git a/node_modules/three/examples/jsm/webxr/XREstimatedLight.js b/libs/three/examples/jsm/webxr/XREstimatedLight.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/XREstimatedLight.js rename to libs/three/examples/jsm/webxr/XREstimatedLight.js diff --git a/node_modules/three/examples/jsm/webxr/XRHandMeshModel.js b/libs/three/examples/jsm/webxr/XRHandMeshModel.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/XRHandMeshModel.js rename to libs/three/examples/jsm/webxr/XRHandMeshModel.js diff --git a/node_modules/three/examples/jsm/webxr/XRHandModelFactory.js b/libs/three/examples/jsm/webxr/XRHandModelFactory.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/XRHandModelFactory.js rename to libs/three/examples/jsm/webxr/XRHandModelFactory.js diff --git a/node_modules/three/examples/jsm/webxr/XRHandPrimitiveModel.js b/libs/three/examples/jsm/webxr/XRHandPrimitiveModel.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/XRHandPrimitiveModel.js rename to libs/three/examples/jsm/webxr/XRHandPrimitiveModel.js diff --git a/node_modules/three/examples/jsm/webxr/XRPlanes.js b/libs/three/examples/jsm/webxr/XRPlanes.js similarity index 100% rename from node_modules/three/examples/jsm/webxr/XRPlanes.js rename to libs/three/examples/jsm/webxr/XRPlanes.js diff --git a/node_modules/three/package.json b/libs/three/package.json similarity index 100% rename from node_modules/three/package.json rename to libs/three/package.json diff --git a/libs/three/src/Three.Legacy.js b/libs/three/src/Three.Legacy.js new file mode 100644 index 000000000..8b1378917 --- /dev/null +++ b/libs/three/src/Three.Legacy.js @@ -0,0 +1 @@ + diff --git a/libs/three/src/Three.js b/libs/three/src/Three.js new file mode 100644 index 000000000..aa29f27e2 --- /dev/null +++ b/libs/three/src/Three.js @@ -0,0 +1,184 @@ +import { REVISION } from './constants.js'; + +export { WebGLArrayRenderTarget } from './renderers/WebGLArrayRenderTarget.js'; +export { WebGL3DRenderTarget } from './renderers/WebGL3DRenderTarget.js'; +export { WebGLMultipleRenderTargets } from './renderers/WebGLMultipleRenderTargets.js'; +export { WebGLCubeRenderTarget } from './renderers/WebGLCubeRenderTarget.js'; +export { WebGLRenderTarget } from './renderers/WebGLRenderTarget.js'; +export { WebGLRenderer } from './renderers/WebGLRenderer.js'; +export { WebGL1Renderer } from './renderers/WebGL1Renderer.js'; +export { ShaderLib } from './renderers/shaders/ShaderLib.js'; +export { UniformsLib } from './renderers/shaders/UniformsLib.js'; +export { UniformsUtils } from './renderers/shaders/UniformsUtils.js'; +export { ShaderChunk } from './renderers/shaders/ShaderChunk.js'; +export { FogExp2 } from './scenes/FogExp2.js'; +export { Fog } from './scenes/Fog.js'; +export { Scene } from './scenes/Scene.js'; +export { Sprite } from './objects/Sprite.js'; +export { LOD } from './objects/LOD.js'; +export { SkinnedMesh } from './objects/SkinnedMesh.js'; +export { Skeleton } from './objects/Skeleton.js'; +export { Bone } from './objects/Bone.js'; +export { Mesh } from './objects/Mesh.js'; +export { InstancedMesh } from './objects/InstancedMesh.js'; +export { BatchedMesh } from './objects/BatchedMesh.js'; +export { LineSegments } from './objects/LineSegments.js'; +export { LineLoop } from './objects/LineLoop.js'; +export { Line } from './objects/Line.js'; +export { Points } from './objects/Points.js'; +export { Group } from './objects/Group.js'; +export { VideoTexture } from './textures/VideoTexture.js'; +export { FramebufferTexture } from './textures/FramebufferTexture.js'; +export { Source } from './textures/Source.js'; +export { DataTexture } from './textures/DataTexture.js'; +export { DataArrayTexture } from './textures/DataArrayTexture.js'; +export { Data3DTexture } from './textures/Data3DTexture.js'; +export { CompressedTexture } from './textures/CompressedTexture.js'; +export { CompressedArrayTexture } from './textures/CompressedArrayTexture.js'; +export { CompressedCubeTexture } from './textures/CompressedCubeTexture.js'; +export { CubeTexture } from './textures/CubeTexture.js'; +export { CanvasTexture } from './textures/CanvasTexture.js'; +export { DepthTexture } from './textures/DepthTexture.js'; +export { Texture } from './textures/Texture.js'; +export * from './geometries/Geometries.js'; +export * from './materials/Materials.js'; +export { AnimationLoader } from './loaders/AnimationLoader.js'; +export { CompressedTextureLoader } from './loaders/CompressedTextureLoader.js'; +export { CubeTextureLoader } from './loaders/CubeTextureLoader.js'; +export { DataTextureLoader } from './loaders/DataTextureLoader.js'; +export { TextureLoader } from './loaders/TextureLoader.js'; +export { ObjectLoader } from './loaders/ObjectLoader.js'; +export { MaterialLoader } from './loaders/MaterialLoader.js'; +export { BufferGeometryLoader } from './loaders/BufferGeometryLoader.js'; +export { DefaultLoadingManager, LoadingManager } from './loaders/LoadingManager.js'; +export { ImageLoader } from './loaders/ImageLoader.js'; +export { ImageBitmapLoader } from './loaders/ImageBitmapLoader.js'; +export { FileLoader } from './loaders/FileLoader.js'; +export { Loader } from './loaders/Loader.js'; +export { LoaderUtils } from './loaders/LoaderUtils.js'; +export { Cache } from './loaders/Cache.js'; +export { AudioLoader } from './loaders/AudioLoader.js'; +export { SpotLight } from './lights/SpotLight.js'; +export { PointLight } from './lights/PointLight.js'; +export { RectAreaLight } from './lights/RectAreaLight.js'; +export { HemisphereLight } from './lights/HemisphereLight.js'; +export { DirectionalLight } from './lights/DirectionalLight.js'; +export { AmbientLight } from './lights/AmbientLight.js'; +export { Light } from './lights/Light.js'; +export { LightProbe } from './lights/LightProbe.js'; +export { StereoCamera } from './cameras/StereoCamera.js'; +export { PerspectiveCamera } from './cameras/PerspectiveCamera.js'; +export { OrthographicCamera } from './cameras/OrthographicCamera.js'; +export { CubeCamera } from './cameras/CubeCamera.js'; +export { ArrayCamera } from './cameras/ArrayCamera.js'; +export { Camera } from './cameras/Camera.js'; +export { AudioListener } from './audio/AudioListener.js'; +export { PositionalAudio } from './audio/PositionalAudio.js'; +export { AudioContext } from './audio/AudioContext.js'; +export { AudioAnalyser } from './audio/AudioAnalyser.js'; +export { Audio } from './audio/Audio.js'; +export { VectorKeyframeTrack } from './animation/tracks/VectorKeyframeTrack.js'; +export { StringKeyframeTrack } from './animation/tracks/StringKeyframeTrack.js'; +export { QuaternionKeyframeTrack } from './animation/tracks/QuaternionKeyframeTrack.js'; +export { NumberKeyframeTrack } from './animation/tracks/NumberKeyframeTrack.js'; +export { ColorKeyframeTrack } from './animation/tracks/ColorKeyframeTrack.js'; +export { BooleanKeyframeTrack } from './animation/tracks/BooleanKeyframeTrack.js'; +export { PropertyMixer } from './animation/PropertyMixer.js'; +export { PropertyBinding } from './animation/PropertyBinding.js'; +export { KeyframeTrack } from './animation/KeyframeTrack.js'; +export { AnimationUtils } from './animation/AnimationUtils.js'; +export { AnimationObjectGroup } from './animation/AnimationObjectGroup.js'; +export { AnimationMixer } from './animation/AnimationMixer.js'; +export { AnimationClip } from './animation/AnimationClip.js'; +export { AnimationAction } from './animation/AnimationAction.js'; +export { RenderTarget } from './core/RenderTarget.js'; +export { Uniform } from './core/Uniform.js'; +export { UniformsGroup } from './core/UniformsGroup.js'; +export { InstancedBufferGeometry } from './core/InstancedBufferGeometry.js'; +export { BufferGeometry } from './core/BufferGeometry.js'; +export { InterleavedBufferAttribute } from './core/InterleavedBufferAttribute.js'; +export { InstancedInterleavedBuffer } from './core/InstancedInterleavedBuffer.js'; +export { InterleavedBuffer } from './core/InterleavedBuffer.js'; +export { InstancedBufferAttribute } from './core/InstancedBufferAttribute.js'; +export { GLBufferAttribute } from './core/GLBufferAttribute.js'; +export * from './core/BufferAttribute.js'; +export { Object3D } from './core/Object3D.js'; +export { Raycaster } from './core/Raycaster.js'; +export { Layers } from './core/Layers.js'; +export { EventDispatcher } from './core/EventDispatcher.js'; +export { Clock } from './core/Clock.js'; +export { QuaternionLinearInterpolant } from './math/interpolants/QuaternionLinearInterpolant.js'; +export { LinearInterpolant } from './math/interpolants/LinearInterpolant.js'; +export { DiscreteInterpolant } from './math/interpolants/DiscreteInterpolant.js'; +export { CubicInterpolant } from './math/interpolants/CubicInterpolant.js'; +export { Interpolant } from './math/Interpolant.js'; +export { Triangle } from './math/Triangle.js'; +export { MathUtils } from './math/MathUtils.js'; +export { Spherical } from './math/Spherical.js'; +export { Cylindrical } from './math/Cylindrical.js'; +export { Plane } from './math/Plane.js'; +export { Frustum } from './math/Frustum.js'; +export { Sphere } from './math/Sphere.js'; +export { Ray } from './math/Ray.js'; +export { Matrix4 } from './math/Matrix4.js'; +export { Matrix3 } from './math/Matrix3.js'; +export { Box3 } from './math/Box3.js'; +export { Box2 } from './math/Box2.js'; +export { Line3 } from './math/Line3.js'; +export { Euler } from './math/Euler.js'; +export { Vector4 } from './math/Vector4.js'; +export { Vector3 } from './math/Vector3.js'; +export { Vector2 } from './math/Vector2.js'; +export { Quaternion } from './math/Quaternion.js'; +export { Color } from './math/Color.js'; +export { ColorManagement } from './math/ColorManagement.js'; +export { SphericalHarmonics3 } from './math/SphericalHarmonics3.js'; +export { SpotLightHelper } from './helpers/SpotLightHelper.js'; +export { SkeletonHelper } from './helpers/SkeletonHelper.js'; +export { PointLightHelper } from './helpers/PointLightHelper.js'; +export { HemisphereLightHelper } from './helpers/HemisphereLightHelper.js'; +export { GridHelper } from './helpers/GridHelper.js'; +export { PolarGridHelper } from './helpers/PolarGridHelper.js'; +export { DirectionalLightHelper } from './helpers/DirectionalLightHelper.js'; +export { CameraHelper } from './helpers/CameraHelper.js'; +export { BoxHelper } from './helpers/BoxHelper.js'; +export { Box3Helper } from './helpers/Box3Helper.js'; +export { PlaneHelper } from './helpers/PlaneHelper.js'; +export { ArrowHelper } from './helpers/ArrowHelper.js'; +export { AxesHelper } from './helpers/AxesHelper.js'; +export * from './extras/curves/Curves.js'; +export { Shape } from './extras/core/Shape.js'; +export { Path } from './extras/core/Path.js'; +export { ShapePath } from './extras/core/ShapePath.js'; +export { CurvePath } from './extras/core/CurvePath.js'; +export { Curve } from './extras/core/Curve.js'; +export { DataUtils } from './extras/DataUtils.js'; +export { ImageUtils } from './extras/ImageUtils.js'; +export { ShapeUtils } from './extras/ShapeUtils.js'; +export { PMREMGenerator } from './extras/PMREMGenerator.js'; +export { WebGLUtils } from './renderers/webgl/WebGLUtils.js'; +export { createCanvasElement } from './utils.js'; +export * from './constants.js'; +export * from './Three.Legacy.js'; + +if ( typeof __THREE_DEVTOOLS__ !== 'undefined' ) { + + __THREE_DEVTOOLS__.dispatchEvent( new CustomEvent( 'register', { detail: { + revision: REVISION, + } } ) ); + +} + +if ( typeof window !== 'undefined' ) { + + if ( window.__THREE__ ) { + + console.warn( 'WARNING: Multiple instances of Three.js being imported.' ); + + } else { + + window.__THREE__ = REVISION; + + } + +} diff --git a/libs/three/src/animation/AnimationAction.js b/libs/three/src/animation/AnimationAction.js new file mode 100644 index 000000000..056297b26 --- /dev/null +++ b/libs/three/src/animation/AnimationAction.js @@ -0,0 +1,700 @@ +import { WrapAroundEnding, ZeroCurvatureEnding, ZeroSlopeEnding, LoopPingPong, LoopOnce, LoopRepeat, NormalAnimationBlendMode, AdditiveAnimationBlendMode } from '../constants.js'; + + +class AnimationAction { + + constructor( mixer, clip, localRoot = null, blendMode = clip.blendMode ) { + + this._mixer = mixer; + this._clip = clip; + this._localRoot = localRoot; + this.blendMode = blendMode; + + const tracks = clip.tracks, + nTracks = tracks.length, + interpolants = new Array( nTracks ); + + const interpolantSettings = { + endingStart: ZeroCurvatureEnding, + endingEnd: ZeroCurvatureEnding + }; + + for ( let i = 0; i !== nTracks; ++ i ) { + + const interpolant = tracks[ i ].createInterpolant( null ); + interpolants[ i ] = interpolant; + interpolant.settings = interpolantSettings; + + } + + this._interpolantSettings = interpolantSettings; + + this._interpolants = interpolants; // bound by the mixer + + // inside: PropertyMixer (managed by the mixer) + this._propertyBindings = new Array( nTracks ); + + this._cacheIndex = null; // for the memory manager + this._byClipCacheIndex = null; // for the memory manager + + this._timeScaleInterpolant = null; + this._weightInterpolant = null; + + this.loop = LoopRepeat; + this._loopCount = - 1; + + // global mixer time when the action is to be started + // it's set back to 'null' upon start of the action + this._startTime = null; + + // scaled local time of the action + // gets clamped or wrapped to 0..clip.duration according to loop + this.time = 0; + + this.timeScale = 1; + this._effectiveTimeScale = 1; + + this.weight = 1; + this._effectiveWeight = 1; + + this.repetitions = Infinity; // no. of repetitions when looping + + this.paused = false; // true -> zero effective time scale + this.enabled = true; // false -> zero effective weight + + this.clampWhenFinished = false;// keep feeding the last frame? + + this.zeroSlopeAtStart = true;// for smooth interpolation w/o separate + this.zeroSlopeAtEnd = true;// clips for start, loop and end + + } + + // State & Scheduling + + play() { + + this._mixer._activateAction( this ); + + return this; + + } + + stop() { + + this._mixer._deactivateAction( this ); + + return this.reset(); + + } + + reset() { + + this.paused = false; + this.enabled = true; + + this.time = 0; // restart clip + this._loopCount = - 1;// forget previous loops + this._startTime = null;// forget scheduling + + return this.stopFading().stopWarping(); + + } + + isRunning() { + + return this.enabled && ! this.paused && this.timeScale !== 0 && + this._startTime === null && this._mixer._isActiveAction( this ); + + } + + // return true when play has been called + isScheduled() { + + return this._mixer._isActiveAction( this ); + + } + + startAt( time ) { + + this._startTime = time; + + return this; + + } + + setLoop( mode, repetitions ) { + + this.loop = mode; + this.repetitions = repetitions; + + return this; + + } + + // Weight + + // set the weight stopping any scheduled fading + // although .enabled = false yields an effective weight of zero, this + // method does *not* change .enabled, because it would be confusing + setEffectiveWeight( weight ) { + + this.weight = weight; + + // note: same logic as when updated at runtime + this._effectiveWeight = this.enabled ? weight : 0; + + return this.stopFading(); + + } + + // return the weight considering fading and .enabled + getEffectiveWeight() { + + return this._effectiveWeight; + + } + + fadeIn( duration ) { + + return this._scheduleFading( duration, 0, 1 ); + + } + + fadeOut( duration ) { + + return this._scheduleFading( duration, 1, 0 ); + + } + + crossFadeFrom( fadeOutAction, duration, warp ) { + + fadeOutAction.fadeOut( duration ); + this.fadeIn( duration ); + + if ( warp ) { + + const fadeInDuration = this._clip.duration, + fadeOutDuration = fadeOutAction._clip.duration, + + startEndRatio = fadeOutDuration / fadeInDuration, + endStartRatio = fadeInDuration / fadeOutDuration; + + fadeOutAction.warp( 1.0, startEndRatio, duration ); + this.warp( endStartRatio, 1.0, duration ); + + } + + return this; + + } + + crossFadeTo( fadeInAction, duration, warp ) { + + return fadeInAction.crossFadeFrom( this, duration, warp ); + + } + + stopFading() { + + const weightInterpolant = this._weightInterpolant; + + if ( weightInterpolant !== null ) { + + this._weightInterpolant = null; + this._mixer._takeBackControlInterpolant( weightInterpolant ); + + } + + return this; + + } + + // Time Scale Control + + // set the time scale stopping any scheduled warping + // although .paused = true yields an effective time scale of zero, this + // method does *not* change .paused, because it would be confusing + setEffectiveTimeScale( timeScale ) { + + this.timeScale = timeScale; + this._effectiveTimeScale = this.paused ? 0 : timeScale; + + return this.stopWarping(); + + } + + // return the time scale considering warping and .paused + getEffectiveTimeScale() { + + return this._effectiveTimeScale; + + } + + setDuration( duration ) { + + this.timeScale = this._clip.duration / duration; + + return this.stopWarping(); + + } + + syncWith( action ) { + + this.time = action.time; + this.timeScale = action.timeScale; + + return this.stopWarping(); + + } + + halt( duration ) { + + return this.warp( this._effectiveTimeScale, 0, duration ); + + } + + warp( startTimeScale, endTimeScale, duration ) { + + const mixer = this._mixer, + now = mixer.time, + timeScale = this.timeScale; + + let interpolant = this._timeScaleInterpolant; + + if ( interpolant === null ) { + + interpolant = mixer._lendControlInterpolant(); + this._timeScaleInterpolant = interpolant; + + } + + const times = interpolant.parameterPositions, + values = interpolant.sampleValues; + + times[ 0 ] = now; + times[ 1 ] = now + duration; + + values[ 0 ] = startTimeScale / timeScale; + values[ 1 ] = endTimeScale / timeScale; + + return this; + + } + + stopWarping() { + + const timeScaleInterpolant = this._timeScaleInterpolant; + + if ( timeScaleInterpolant !== null ) { + + this._timeScaleInterpolant = null; + this._mixer._takeBackControlInterpolant( timeScaleInterpolant ); + + } + + return this; + + } + + // Object Accessors + + getMixer() { + + return this._mixer; + + } + + getClip() { + + return this._clip; + + } + + getRoot() { + + return this._localRoot || this._mixer._root; + + } + + // Interna + + _update( time, deltaTime, timeDirection, accuIndex ) { + + // called by the mixer + + if ( ! this.enabled ) { + + // call ._updateWeight() to update ._effectiveWeight + + this._updateWeight( time ); + return; + + } + + const startTime = this._startTime; + + if ( startTime !== null ) { + + // check for scheduled start of action + + const timeRunning = ( time - startTime ) * timeDirection; + if ( timeRunning < 0 || timeDirection === 0 ) { + + deltaTime = 0; + + } else { + + + this._startTime = null; // unschedule + deltaTime = timeDirection * timeRunning; + + } + + } + + // apply time scale and advance time + + deltaTime *= this._updateTimeScale( time ); + const clipTime = this._updateTime( deltaTime ); + + // note: _updateTime may disable the action resulting in + // an effective weight of 0 + + const weight = this._updateWeight( time ); + + if ( weight > 0 ) { + + const interpolants = this._interpolants; + const propertyMixers = this._propertyBindings; + + switch ( this.blendMode ) { + + case AdditiveAnimationBlendMode: + + for ( let j = 0, m = interpolants.length; j !== m; ++ j ) { + + interpolants[ j ].evaluate( clipTime ); + propertyMixers[ j ].accumulateAdditive( weight ); + + } + + break; + + case NormalAnimationBlendMode: + default: + + for ( let j = 0, m = interpolants.length; j !== m; ++ j ) { + + interpolants[ j ].evaluate( clipTime ); + propertyMixers[ j ].accumulate( accuIndex, weight ); + + } + + } + + } + + } + + _updateWeight( time ) { + + let weight = 0; + + if ( this.enabled ) { + + weight = this.weight; + const interpolant = this._weightInterpolant; + + if ( interpolant !== null ) { + + const interpolantValue = interpolant.evaluate( time )[ 0 ]; + + weight *= interpolantValue; + + if ( time > interpolant.parameterPositions[ 1 ] ) { + + this.stopFading(); + + if ( interpolantValue === 0 ) { + + // faded out, disable + this.enabled = false; + + } + + } + + } + + } + + this._effectiveWeight = weight; + return weight; + + } + + _updateTimeScale( time ) { + + let timeScale = 0; + + if ( ! this.paused ) { + + timeScale = this.timeScale; + + const interpolant = this._timeScaleInterpolant; + + if ( interpolant !== null ) { + + const interpolantValue = interpolant.evaluate( time )[ 0 ]; + + timeScale *= interpolantValue; + + if ( time > interpolant.parameterPositions[ 1 ] ) { + + this.stopWarping(); + + if ( timeScale === 0 ) { + + // motion has halted, pause + this.paused = true; + + } else { + + // warp done - apply final time scale + this.timeScale = timeScale; + + } + + } + + } + + } + + this._effectiveTimeScale = timeScale; + return timeScale; + + } + + _updateTime( deltaTime ) { + + const duration = this._clip.duration; + const loop = this.loop; + + let time = this.time + deltaTime; + let loopCount = this._loopCount; + + const pingPong = ( loop === LoopPingPong ); + + if ( deltaTime === 0 ) { + + if ( loopCount === - 1 ) return time; + + return ( pingPong && ( loopCount & 1 ) === 1 ) ? duration - time : time; + + } + + if ( loop === LoopOnce ) { + + if ( loopCount === - 1 ) { + + // just started + + this._loopCount = 0; + this._setEndings( true, true, false ); + + } + + handle_stop: { + + if ( time >= duration ) { + + time = duration; + + } else if ( time < 0 ) { + + time = 0; + + } else { + + this.time = time; + + break handle_stop; + + } + + if ( this.clampWhenFinished ) this.paused = true; + else this.enabled = false; + + this.time = time; + + this._mixer.dispatchEvent( { + type: 'finished', action: this, + direction: deltaTime < 0 ? - 1 : 1 + } ); + + } + + } else { // repetitive Repeat or PingPong + + if ( loopCount === - 1 ) { + + // just started + + if ( deltaTime >= 0 ) { + + loopCount = 0; + + this._setEndings( true, this.repetitions === 0, pingPong ); + + } else { + + // when looping in reverse direction, the initial + // transition through zero counts as a repetition, + // so leave loopCount at -1 + + this._setEndings( this.repetitions === 0, true, pingPong ); + + } + + } + + if ( time >= duration || time < 0 ) { + + // wrap around + + const loopDelta = Math.floor( time / duration ); // signed + time -= duration * loopDelta; + + loopCount += Math.abs( loopDelta ); + + const pending = this.repetitions - loopCount; + + if ( pending <= 0 ) { + + // have to stop (switch state, clamp time, fire event) + + if ( this.clampWhenFinished ) this.paused = true; + else this.enabled = false; + + time = deltaTime > 0 ? duration : 0; + + this.time = time; + + this._mixer.dispatchEvent( { + type: 'finished', action: this, + direction: deltaTime > 0 ? 1 : - 1 + } ); + + } else { + + // keep running + + if ( pending === 1 ) { + + // entering the last round + + const atStart = deltaTime < 0; + this._setEndings( atStart, ! atStart, pingPong ); + + } else { + + this._setEndings( false, false, pingPong ); + + } + + this._loopCount = loopCount; + + this.time = time; + + this._mixer.dispatchEvent( { + type: 'loop', action: this, loopDelta: loopDelta + } ); + + } + + } else { + + this.time = time; + + } + + if ( pingPong && ( loopCount & 1 ) === 1 ) { + + // invert time for the "pong round" + + return duration - time; + + } + + } + + return time; + + } + + _setEndings( atStart, atEnd, pingPong ) { + + const settings = this._interpolantSettings; + + if ( pingPong ) { + + settings.endingStart = ZeroSlopeEnding; + settings.endingEnd = ZeroSlopeEnding; + + } else { + + // assuming for LoopOnce atStart == atEnd == true + + if ( atStart ) { + + settings.endingStart = this.zeroSlopeAtStart ? ZeroSlopeEnding : ZeroCurvatureEnding; + + } else { + + settings.endingStart = WrapAroundEnding; + + } + + if ( atEnd ) { + + settings.endingEnd = this.zeroSlopeAtEnd ? ZeroSlopeEnding : ZeroCurvatureEnding; + + } else { + + settings.endingEnd = WrapAroundEnding; + + } + + } + + } + + _scheduleFading( duration, weightNow, weightThen ) { + + const mixer = this._mixer, now = mixer.time; + let interpolant = this._weightInterpolant; + + if ( interpolant === null ) { + + interpolant = mixer._lendControlInterpolant(); + this._weightInterpolant = interpolant; + + } + + const times = interpolant.parameterPositions, + values = interpolant.sampleValues; + + times[ 0 ] = now; + values[ 0 ] = weightNow; + times[ 1 ] = now + duration; + values[ 1 ] = weightThen; + + return this; + + } + +} + + +export { AnimationAction }; diff --git a/libs/three/src/animation/AnimationClip.js b/libs/three/src/animation/AnimationClip.js new file mode 100644 index 000000000..20d1da29c --- /dev/null +++ b/libs/three/src/animation/AnimationClip.js @@ -0,0 +1,473 @@ +import * as AnimationUtils from './AnimationUtils.js'; +import { KeyframeTrack } from './KeyframeTrack.js'; +import { BooleanKeyframeTrack } from './tracks/BooleanKeyframeTrack.js'; +import { ColorKeyframeTrack } from './tracks/ColorKeyframeTrack.js'; +import { NumberKeyframeTrack } from './tracks/NumberKeyframeTrack.js'; +import { QuaternionKeyframeTrack } from './tracks/QuaternionKeyframeTrack.js'; +import { StringKeyframeTrack } from './tracks/StringKeyframeTrack.js'; +import { VectorKeyframeTrack } from './tracks/VectorKeyframeTrack.js'; +import * as MathUtils from '../math/MathUtils.js'; +import { NormalAnimationBlendMode } from '../constants.js'; + +class AnimationClip { + + constructor( name, duration = - 1, tracks, blendMode = NormalAnimationBlendMode ) { + + this.name = name; + this.tracks = tracks; + this.duration = duration; + this.blendMode = blendMode; + + this.uuid = MathUtils.generateUUID(); + + // this means it should figure out its duration by scanning the tracks + if ( this.duration < 0 ) { + + this.resetDuration(); + + } + + } + + + static parse( json ) { + + const tracks = [], + jsonTracks = json.tracks, + frameTime = 1.0 / ( json.fps || 1.0 ); + + for ( let i = 0, n = jsonTracks.length; i !== n; ++ i ) { + + tracks.push( parseKeyframeTrack( jsonTracks[ i ] ).scale( frameTime ) ); + + } + + const clip = new this( json.name, json.duration, tracks, json.blendMode ); + clip.uuid = json.uuid; + + return clip; + + } + + static toJSON( clip ) { + + const tracks = [], + clipTracks = clip.tracks; + + const json = { + + 'name': clip.name, + 'duration': clip.duration, + 'tracks': tracks, + 'uuid': clip.uuid, + 'blendMode': clip.blendMode + + }; + + for ( let i = 0, n = clipTracks.length; i !== n; ++ i ) { + + tracks.push( KeyframeTrack.toJSON( clipTracks[ i ] ) ); + + } + + return json; + + } + + static CreateFromMorphTargetSequence( name, morphTargetSequence, fps, noLoop ) { + + const numMorphTargets = morphTargetSequence.length; + const tracks = []; + + for ( let i = 0; i < numMorphTargets; i ++ ) { + + let times = []; + let values = []; + + times.push( + ( i + numMorphTargets - 1 ) % numMorphTargets, + i, + ( i + 1 ) % numMorphTargets ); + + values.push( 0, 1, 0 ); + + const order = AnimationUtils.getKeyframeOrder( times ); + times = AnimationUtils.sortedArray( times, 1, order ); + values = AnimationUtils.sortedArray( values, 1, order ); + + // if there is a key at the first frame, duplicate it as the + // last frame as well for perfect loop. + if ( ! noLoop && times[ 0 ] === 0 ) { + + times.push( numMorphTargets ); + values.push( values[ 0 ] ); + + } + + tracks.push( + new NumberKeyframeTrack( + '.morphTargetInfluences[' + morphTargetSequence[ i ].name + ']', + times, values + ).scale( 1.0 / fps ) ); + + } + + return new this( name, - 1, tracks ); + + } + + static findByName( objectOrClipArray, name ) { + + let clipArray = objectOrClipArray; + + if ( ! Array.isArray( objectOrClipArray ) ) { + + const o = objectOrClipArray; + clipArray = o.geometry && o.geometry.animations || o.animations; + + } + + for ( let i = 0; i < clipArray.length; i ++ ) { + + if ( clipArray[ i ].name === name ) { + + return clipArray[ i ]; + + } + + } + + return null; + + } + + static CreateClipsFromMorphTargetSequences( morphTargets, fps, noLoop ) { + + const animationToMorphTargets = {}; + + // tested with https://regex101.com/ on trick sequences + // such flamingo_flyA_003, flamingo_run1_003, crdeath0059 + const pattern = /^([\w-]*?)([\d]+)$/; + + // sort morph target names into animation groups based + // patterns like Walk_001, Walk_002, Run_001, Run_002 + for ( let i = 0, il = morphTargets.length; i < il; i ++ ) { + + const morphTarget = morphTargets[ i ]; + const parts = morphTarget.name.match( pattern ); + + if ( parts && parts.length > 1 ) { + + const name = parts[ 1 ]; + + let animationMorphTargets = animationToMorphTargets[ name ]; + + if ( ! animationMorphTargets ) { + + animationToMorphTargets[ name ] = animationMorphTargets = []; + + } + + animationMorphTargets.push( morphTarget ); + + } + + } + + const clips = []; + + for ( const name in animationToMorphTargets ) { + + clips.push( this.CreateFromMorphTargetSequence( name, animationToMorphTargets[ name ], fps, noLoop ) ); + + } + + return clips; + + } + + // parse the animation.hierarchy format + static parseAnimation( animation, bones ) { + + if ( ! animation ) { + + console.error( 'THREE.AnimationClip: No animation in JSONLoader data.' ); + return null; + + } + + const addNonemptyTrack = function ( trackType, trackName, animationKeys, propertyName, destTracks ) { + + // only return track if there are actually keys. + if ( animationKeys.length !== 0 ) { + + const times = []; + const values = []; + + AnimationUtils.flattenJSON( animationKeys, times, values, propertyName ); + + // empty keys are filtered out, so check again + if ( times.length !== 0 ) { + + destTracks.push( new trackType( trackName, times, values ) ); + + } + + } + + }; + + const tracks = []; + + const clipName = animation.name || 'default'; + const fps = animation.fps || 30; + const blendMode = animation.blendMode; + + // automatic length determination in AnimationClip. + let duration = animation.length || - 1; + + const hierarchyTracks = animation.hierarchy || []; + + for ( let h = 0; h < hierarchyTracks.length; h ++ ) { + + const animationKeys = hierarchyTracks[ h ].keys; + + // skip empty tracks + if ( ! animationKeys || animationKeys.length === 0 ) continue; + + // process morph targets + if ( animationKeys[ 0 ].morphTargets ) { + + // figure out all morph targets used in this track + const morphTargetNames = {}; + + let k; + + for ( k = 0; k < animationKeys.length; k ++ ) { + + if ( animationKeys[ k ].morphTargets ) { + + for ( let m = 0; m < animationKeys[ k ].morphTargets.length; m ++ ) { + + morphTargetNames[ animationKeys[ k ].morphTargets[ m ] ] = - 1; + + } + + } + + } + + // create a track for each morph target with all zero + // morphTargetInfluences except for the keys in which + // the morphTarget is named. + for ( const morphTargetName in morphTargetNames ) { + + const times = []; + const values = []; + + for ( let m = 0; m !== animationKeys[ k ].morphTargets.length; ++ m ) { + + const animationKey = animationKeys[ k ]; + + times.push( animationKey.time ); + values.push( ( animationKey.morphTarget === morphTargetName ) ? 1 : 0 ); + + } + + tracks.push( new NumberKeyframeTrack( '.morphTargetInfluence[' + morphTargetName + ']', times, values ) ); + + } + + duration = morphTargetNames.length * fps; + + } else { + + // ...assume skeletal animation + + const boneName = '.bones[' + bones[ h ].name + ']'; + + addNonemptyTrack( + VectorKeyframeTrack, boneName + '.position', + animationKeys, 'pos', tracks ); + + addNonemptyTrack( + QuaternionKeyframeTrack, boneName + '.quaternion', + animationKeys, 'rot', tracks ); + + addNonemptyTrack( + VectorKeyframeTrack, boneName + '.scale', + animationKeys, 'scl', tracks ); + + } + + } + + if ( tracks.length === 0 ) { + + return null; + + } + + const clip = new this( clipName, duration, tracks, blendMode ); + + return clip; + + } + + resetDuration() { + + const tracks = this.tracks; + let duration = 0; + + for ( let i = 0, n = tracks.length; i !== n; ++ i ) { + + const track = this.tracks[ i ]; + + duration = Math.max( duration, track.times[ track.times.length - 1 ] ); + + } + + this.duration = duration; + + return this; + + } + + trim() { + + for ( let i = 0; i < this.tracks.length; i ++ ) { + + this.tracks[ i ].trim( 0, this.duration ); + + } + + return this; + + } + + validate() { + + let valid = true; + + for ( let i = 0; i < this.tracks.length; i ++ ) { + + valid = valid && this.tracks[ i ].validate(); + + } + + return valid; + + } + + optimize() { + + for ( let i = 0; i < this.tracks.length; i ++ ) { + + this.tracks[ i ].optimize(); + + } + + return this; + + } + + clone() { + + const tracks = []; + + for ( let i = 0; i < this.tracks.length; i ++ ) { + + tracks.push( this.tracks[ i ].clone() ); + + } + + return new this.constructor( this.name, this.duration, tracks, this.blendMode ); + + } + + toJSON() { + + return this.constructor.toJSON( this ); + + } + +} + +function getTrackTypeForValueTypeName( typeName ) { + + switch ( typeName.toLowerCase() ) { + + case 'scalar': + case 'double': + case 'float': + case 'number': + case 'integer': + + return NumberKeyframeTrack; + + case 'vector': + case 'vector2': + case 'vector3': + case 'vector4': + + return VectorKeyframeTrack; + + case 'color': + + return ColorKeyframeTrack; + + case 'quaternion': + + return QuaternionKeyframeTrack; + + case 'bool': + case 'boolean': + + return BooleanKeyframeTrack; + + case 'string': + + return StringKeyframeTrack; + + } + + throw new Error( 'THREE.KeyframeTrack: Unsupported typeName: ' + typeName ); + +} + +function parseKeyframeTrack( json ) { + + if ( json.type === undefined ) { + + throw new Error( 'THREE.KeyframeTrack: track type undefined, can not parse' ); + + } + + const trackType = getTrackTypeForValueTypeName( json.type ); + + if ( json.times === undefined ) { + + const times = [], values = []; + + AnimationUtils.flattenJSON( json.keys, times, values, 'value' ); + + json.times = times; + json.values = values; + + } + + // derived classes can define a static parse method + if ( trackType.parse !== undefined ) { + + return trackType.parse( json ); + + } else { + + // by default, we assume a constructor compatible with the base + return new trackType( json.name, json.times, json.values, json.interpolation ); + + } + +} + +export { AnimationClip }; diff --git a/libs/three/src/animation/AnimationMixer.js b/libs/three/src/animation/AnimationMixer.js new file mode 100644 index 000000000..e7e0f3ea5 --- /dev/null +++ b/libs/three/src/animation/AnimationMixer.js @@ -0,0 +1,770 @@ +import { AnimationAction } from './AnimationAction.js'; +import { EventDispatcher } from '../core/EventDispatcher.js'; +import { LinearInterpolant } from '../math/interpolants/LinearInterpolant.js'; +import { PropertyBinding } from './PropertyBinding.js'; +import { PropertyMixer } from './PropertyMixer.js'; +import { AnimationClip } from './AnimationClip.js'; +import { NormalAnimationBlendMode } from '../constants.js'; + + +const _controlInterpolantsResultBuffer = new Float32Array( 1 ); + + +class AnimationMixer extends EventDispatcher { + + constructor( root ) { + + super(); + + this._root = root; + this._initMemoryManager(); + this._accuIndex = 0; + this.time = 0; + this.timeScale = 1.0; + + } + + _bindAction( action, prototypeAction ) { + + const root = action._localRoot || this._root, + tracks = action._clip.tracks, + nTracks = tracks.length, + bindings = action._propertyBindings, + interpolants = action._interpolants, + rootUuid = root.uuid, + bindingsByRoot = this._bindingsByRootAndName; + + let bindingsByName = bindingsByRoot[ rootUuid ]; + + if ( bindingsByName === undefined ) { + + bindingsByName = {}; + bindingsByRoot[ rootUuid ] = bindingsByName; + + } + + for ( let i = 0; i !== nTracks; ++ i ) { + + const track = tracks[ i ], + trackName = track.name; + + let binding = bindingsByName[ trackName ]; + + if ( binding !== undefined ) { + + ++ binding.referenceCount; + bindings[ i ] = binding; + + } else { + + binding = bindings[ i ]; + + if ( binding !== undefined ) { + + // existing binding, make sure the cache knows + + if ( binding._cacheIndex === null ) { + + ++ binding.referenceCount; + this._addInactiveBinding( binding, rootUuid, trackName ); + + } + + continue; + + } + + const path = prototypeAction && prototypeAction. + _propertyBindings[ i ].binding.parsedPath; + + binding = new PropertyMixer( + PropertyBinding.create( root, trackName, path ), + track.ValueTypeName, track.getValueSize() ); + + ++ binding.referenceCount; + this._addInactiveBinding( binding, rootUuid, trackName ); + + bindings[ i ] = binding; + + } + + interpolants[ i ].resultBuffer = binding.buffer; + + } + + } + + _activateAction( action ) { + + if ( ! this._isActiveAction( action ) ) { + + if ( action._cacheIndex === null ) { + + // this action has been forgotten by the cache, but the user + // appears to be still using it -> rebind + + const rootUuid = ( action._localRoot || this._root ).uuid, + clipUuid = action._clip.uuid, + actionsForClip = this._actionsByClip[ clipUuid ]; + + this._bindAction( action, + actionsForClip && actionsForClip.knownActions[ 0 ] ); + + this._addInactiveAction( action, clipUuid, rootUuid ); + + } + + const bindings = action._propertyBindings; + + // increment reference counts / sort out state + for ( let i = 0, n = bindings.length; i !== n; ++ i ) { + + const binding = bindings[ i ]; + + if ( binding.useCount ++ === 0 ) { + + this._lendBinding( binding ); + binding.saveOriginalState(); + + } + + } + + this._lendAction( action ); + + } + + } + + _deactivateAction( action ) { + + if ( this._isActiveAction( action ) ) { + + const bindings = action._propertyBindings; + + // decrement reference counts / sort out state + for ( let i = 0, n = bindings.length; i !== n; ++ i ) { + + const binding = bindings[ i ]; + + if ( -- binding.useCount === 0 ) { + + binding.restoreOriginalState(); + this._takeBackBinding( binding ); + + } + + } + + this._takeBackAction( action ); + + } + + } + + // Memory manager + + _initMemoryManager() { + + this._actions = []; // 'nActiveActions' followed by inactive ones + this._nActiveActions = 0; + + this._actionsByClip = {}; + // inside: + // { + // knownActions: Array< AnimationAction > - used as prototypes + // actionByRoot: AnimationAction - lookup + // } + + + this._bindings = []; // 'nActiveBindings' followed by inactive ones + this._nActiveBindings = 0; + + this._bindingsByRootAndName = {}; // inside: Map< name, PropertyMixer > + + + this._controlInterpolants = []; // same game as above + this._nActiveControlInterpolants = 0; + + const scope = this; + + this.stats = { + + actions: { + get total() { + + return scope._actions.length; + + }, + get inUse() { + + return scope._nActiveActions; + + } + }, + bindings: { + get total() { + + return scope._bindings.length; + + }, + get inUse() { + + return scope._nActiveBindings; + + } + }, + controlInterpolants: { + get total() { + + return scope._controlInterpolants.length; + + }, + get inUse() { + + return scope._nActiveControlInterpolants; + + } + } + + }; + + } + + // Memory management for AnimationAction objects + + _isActiveAction( action ) { + + const index = action._cacheIndex; + return index !== null && index < this._nActiveActions; + + } + + _addInactiveAction( action, clipUuid, rootUuid ) { + + const actions = this._actions, + actionsByClip = this._actionsByClip; + + let actionsForClip = actionsByClip[ clipUuid ]; + + if ( actionsForClip === undefined ) { + + actionsForClip = { + + knownActions: [ action ], + actionByRoot: {} + + }; + + action._byClipCacheIndex = 0; + + actionsByClip[ clipUuid ] = actionsForClip; + + } else { + + const knownActions = actionsForClip.knownActions; + + action._byClipCacheIndex = knownActions.length; + knownActions.push( action ); + + } + + action._cacheIndex = actions.length; + actions.push( action ); + + actionsForClip.actionByRoot[ rootUuid ] = action; + + } + + _removeInactiveAction( action ) { + + const actions = this._actions, + lastInactiveAction = actions[ actions.length - 1 ], + cacheIndex = action._cacheIndex; + + lastInactiveAction._cacheIndex = cacheIndex; + actions[ cacheIndex ] = lastInactiveAction; + actions.pop(); + + action._cacheIndex = null; + + + const clipUuid = action._clip.uuid, + actionsByClip = this._actionsByClip, + actionsForClip = actionsByClip[ clipUuid ], + knownActionsForClip = actionsForClip.knownActions, + + lastKnownAction = + knownActionsForClip[ knownActionsForClip.length - 1 ], + + byClipCacheIndex = action._byClipCacheIndex; + + lastKnownAction._byClipCacheIndex = byClipCacheIndex; + knownActionsForClip[ byClipCacheIndex ] = lastKnownAction; + knownActionsForClip.pop(); + + action._byClipCacheIndex = null; + + + const actionByRoot = actionsForClip.actionByRoot, + rootUuid = ( action._localRoot || this._root ).uuid; + + delete actionByRoot[ rootUuid ]; + + if ( knownActionsForClip.length === 0 ) { + + delete actionsByClip[ clipUuid ]; + + } + + this._removeInactiveBindingsForAction( action ); + + } + + _removeInactiveBindingsForAction( action ) { + + const bindings = action._propertyBindings; + + for ( let i = 0, n = bindings.length; i !== n; ++ i ) { + + const binding = bindings[ i ]; + + if ( -- binding.referenceCount === 0 ) { + + this._removeInactiveBinding( binding ); + + } + + } + + } + + _lendAction( action ) { + + // [ active actions | inactive actions ] + // [ active actions >| inactive actions ] + // s a + // <-swap-> + // a s + + const actions = this._actions, + prevIndex = action._cacheIndex, + + lastActiveIndex = this._nActiveActions ++, + + firstInactiveAction = actions[ lastActiveIndex ]; + + action._cacheIndex = lastActiveIndex; + actions[ lastActiveIndex ] = action; + + firstInactiveAction._cacheIndex = prevIndex; + actions[ prevIndex ] = firstInactiveAction; + + } + + _takeBackAction( action ) { + + // [ active actions | inactive actions ] + // [ active actions |< inactive actions ] + // a s + // <-swap-> + // s a + + const actions = this._actions, + prevIndex = action._cacheIndex, + + firstInactiveIndex = -- this._nActiveActions, + + lastActiveAction = actions[ firstInactiveIndex ]; + + action._cacheIndex = firstInactiveIndex; + actions[ firstInactiveIndex ] = action; + + lastActiveAction._cacheIndex = prevIndex; + actions[ prevIndex ] = lastActiveAction; + + } + + // Memory management for PropertyMixer objects + + _addInactiveBinding( binding, rootUuid, trackName ) { + + const bindingsByRoot = this._bindingsByRootAndName, + bindings = this._bindings; + + let bindingByName = bindingsByRoot[ rootUuid ]; + + if ( bindingByName === undefined ) { + + bindingByName = {}; + bindingsByRoot[ rootUuid ] = bindingByName; + + } + + bindingByName[ trackName ] = binding; + + binding._cacheIndex = bindings.length; + bindings.push( binding ); + + } + + _removeInactiveBinding( binding ) { + + const bindings = this._bindings, + propBinding = binding.binding, + rootUuid = propBinding.rootNode.uuid, + trackName = propBinding.path, + bindingsByRoot = this._bindingsByRootAndName, + bindingByName = bindingsByRoot[ rootUuid ], + + lastInactiveBinding = bindings[ bindings.length - 1 ], + cacheIndex = binding._cacheIndex; + + lastInactiveBinding._cacheIndex = cacheIndex; + bindings[ cacheIndex ] = lastInactiveBinding; + bindings.pop(); + + delete bindingByName[ trackName ]; + + if ( Object.keys( bindingByName ).length === 0 ) { + + delete bindingsByRoot[ rootUuid ]; + + } + + } + + _lendBinding( binding ) { + + const bindings = this._bindings, + prevIndex = binding._cacheIndex, + + lastActiveIndex = this._nActiveBindings ++, + + firstInactiveBinding = bindings[ lastActiveIndex ]; + + binding._cacheIndex = lastActiveIndex; + bindings[ lastActiveIndex ] = binding; + + firstInactiveBinding._cacheIndex = prevIndex; + bindings[ prevIndex ] = firstInactiveBinding; + + } + + _takeBackBinding( binding ) { + + const bindings = this._bindings, + prevIndex = binding._cacheIndex, + + firstInactiveIndex = -- this._nActiveBindings, + + lastActiveBinding = bindings[ firstInactiveIndex ]; + + binding._cacheIndex = firstInactiveIndex; + bindings[ firstInactiveIndex ] = binding; + + lastActiveBinding._cacheIndex = prevIndex; + bindings[ prevIndex ] = lastActiveBinding; + + } + + + // Memory management of Interpolants for weight and time scale + + _lendControlInterpolant() { + + const interpolants = this._controlInterpolants, + lastActiveIndex = this._nActiveControlInterpolants ++; + + let interpolant = interpolants[ lastActiveIndex ]; + + if ( interpolant === undefined ) { + + interpolant = new LinearInterpolant( + new Float32Array( 2 ), new Float32Array( 2 ), + 1, _controlInterpolantsResultBuffer ); + + interpolant.__cacheIndex = lastActiveIndex; + interpolants[ lastActiveIndex ] = interpolant; + + } + + return interpolant; + + } + + _takeBackControlInterpolant( interpolant ) { + + const interpolants = this._controlInterpolants, + prevIndex = interpolant.__cacheIndex, + + firstInactiveIndex = -- this._nActiveControlInterpolants, + + lastActiveInterpolant = interpolants[ firstInactiveIndex ]; + + interpolant.__cacheIndex = firstInactiveIndex; + interpolants[ firstInactiveIndex ] = interpolant; + + lastActiveInterpolant.__cacheIndex = prevIndex; + interpolants[ prevIndex ] = lastActiveInterpolant; + + } + + // return an action for a clip optionally using a custom root target + // object (this method allocates a lot of dynamic memory in case a + // previously unknown clip/root combination is specified) + clipAction( clip, optionalRoot, blendMode ) { + + const root = optionalRoot || this._root, + rootUuid = root.uuid; + + let clipObject = typeof clip === 'string' ? AnimationClip.findByName( root, clip ) : clip; + + const clipUuid = clipObject !== null ? clipObject.uuid : clip; + + const actionsForClip = this._actionsByClip[ clipUuid ]; + let prototypeAction = null; + + if ( blendMode === undefined ) { + + if ( clipObject !== null ) { + + blendMode = clipObject.blendMode; + + } else { + + blendMode = NormalAnimationBlendMode; + + } + + } + + if ( actionsForClip !== undefined ) { + + const existingAction = actionsForClip.actionByRoot[ rootUuid ]; + + if ( existingAction !== undefined && existingAction.blendMode === blendMode ) { + + return existingAction; + + } + + // we know the clip, so we don't have to parse all + // the bindings again but can just copy + prototypeAction = actionsForClip.knownActions[ 0 ]; + + // also, take the clip from the prototype action + if ( clipObject === null ) + clipObject = prototypeAction._clip; + + } + + // clip must be known when specified via string + if ( clipObject === null ) return null; + + // allocate all resources required to run it + const newAction = new AnimationAction( this, clipObject, optionalRoot, blendMode ); + + this._bindAction( newAction, prototypeAction ); + + // and make the action known to the memory manager + this._addInactiveAction( newAction, clipUuid, rootUuid ); + + return newAction; + + } + + // get an existing action + existingAction( clip, optionalRoot ) { + + const root = optionalRoot || this._root, + rootUuid = root.uuid, + + clipObject = typeof clip === 'string' ? + AnimationClip.findByName( root, clip ) : clip, + + clipUuid = clipObject ? clipObject.uuid : clip, + + actionsForClip = this._actionsByClip[ clipUuid ]; + + if ( actionsForClip !== undefined ) { + + return actionsForClip.actionByRoot[ rootUuid ] || null; + + } + + return null; + + } + + // deactivates all previously scheduled actions + stopAllAction() { + + const actions = this._actions, + nActions = this._nActiveActions; + + for ( let i = nActions - 1; i >= 0; -- i ) { + + actions[ i ].stop(); + + } + + return this; + + } + + // advance the time and update apply the animation + update( deltaTime ) { + + deltaTime *= this.timeScale; + + const actions = this._actions, + nActions = this._nActiveActions, + + time = this.time += deltaTime, + timeDirection = Math.sign( deltaTime ), + + accuIndex = this._accuIndex ^= 1; + + // run active actions + + for ( let i = 0; i !== nActions; ++ i ) { + + const action = actions[ i ]; + + action._update( time, deltaTime, timeDirection, accuIndex ); + + } + + // update scene graph + + const bindings = this._bindings, + nBindings = this._nActiveBindings; + + for ( let i = 0; i !== nBindings; ++ i ) { + + bindings[ i ].apply( accuIndex ); + + } + + return this; + + } + + // Allows you to seek to a specific time in an animation. + setTime( timeInSeconds ) { + + this.time = 0; // Zero out time attribute for AnimationMixer object; + for ( let i = 0; i < this._actions.length; i ++ ) { + + this._actions[ i ].time = 0; // Zero out time attribute for all associated AnimationAction objects. + + } + + return this.update( timeInSeconds ); // Update used to set exact time. Returns "this" AnimationMixer object. + + } + + // return this mixer's root target object + getRoot() { + + return this._root; + + } + + // free all resources specific to a particular clip + uncacheClip( clip ) { + + const actions = this._actions, + clipUuid = clip.uuid, + actionsByClip = this._actionsByClip, + actionsForClip = actionsByClip[ clipUuid ]; + + if ( actionsForClip !== undefined ) { + + // note: just calling _removeInactiveAction would mess up the + // iteration state and also require updating the state we can + // just throw away + + const actionsToRemove = actionsForClip.knownActions; + + for ( let i = 0, n = actionsToRemove.length; i !== n; ++ i ) { + + const action = actionsToRemove[ i ]; + + this._deactivateAction( action ); + + const cacheIndex = action._cacheIndex, + lastInactiveAction = actions[ actions.length - 1 ]; + + action._cacheIndex = null; + action._byClipCacheIndex = null; + + lastInactiveAction._cacheIndex = cacheIndex; + actions[ cacheIndex ] = lastInactiveAction; + actions.pop(); + + this._removeInactiveBindingsForAction( action ); + + } + + delete actionsByClip[ clipUuid ]; + + } + + } + + // free all resources specific to a particular root target object + uncacheRoot( root ) { + + const rootUuid = root.uuid, + actionsByClip = this._actionsByClip; + + for ( const clipUuid in actionsByClip ) { + + const actionByRoot = actionsByClip[ clipUuid ].actionByRoot, + action = actionByRoot[ rootUuid ]; + + if ( action !== undefined ) { + + this._deactivateAction( action ); + this._removeInactiveAction( action ); + + } + + } + + const bindingsByRoot = this._bindingsByRootAndName, + bindingByName = bindingsByRoot[ rootUuid ]; + + if ( bindingByName !== undefined ) { + + for ( const trackName in bindingByName ) { + + const binding = bindingByName[ trackName ]; + binding.restoreOriginalState(); + this._removeInactiveBinding( binding ); + + } + + } + + } + + // remove a targeted clip from the cache + uncacheAction( clip, optionalRoot ) { + + const action = this.existingAction( clip, optionalRoot ); + + if ( action !== null ) { + + this._deactivateAction( action ); + this._removeInactiveAction( action ); + + } + + } + +} + +export { AnimationMixer }; diff --git a/libs/three/src/animation/AnimationObjectGroup.js b/libs/three/src/animation/AnimationObjectGroup.js new file mode 100644 index 000000000..d43a114f0 --- /dev/null +++ b/libs/three/src/animation/AnimationObjectGroup.js @@ -0,0 +1,387 @@ +import { PropertyBinding } from './PropertyBinding.js'; +import * as MathUtils from '../math/MathUtils.js'; + +/** + * + * A group of objects that receives a shared animation state. + * + * Usage: + * + * - Add objects you would otherwise pass as 'root' to the + * constructor or the .clipAction method of AnimationMixer. + * + * - Instead pass this object as 'root'. + * + * - You can also add and remove objects later when the mixer + * is running. + * + * Note: + * + * Objects of this class appear as one object to the mixer, + * so cache control of the individual objects must be done + * on the group. + * + * Limitation: + * + * - The animated properties must be compatible among the + * all objects in the group. + * + * - A single property can either be controlled through a + * target group or directly, but not both. + */ + +class AnimationObjectGroup { + + constructor() { + + this.isAnimationObjectGroup = true; + + this.uuid = MathUtils.generateUUID(); + + // cached objects followed by the active ones + this._objects = Array.prototype.slice.call( arguments ); + + this.nCachedObjects_ = 0; // threshold + // note: read by PropertyBinding.Composite + + const indices = {}; + this._indicesByUUID = indices; // for bookkeeping + + for ( let i = 0, n = arguments.length; i !== n; ++ i ) { + + indices[ arguments[ i ].uuid ] = i; + + } + + this._paths = []; // inside: string + this._parsedPaths = []; // inside: { we don't care, here } + this._bindings = []; // inside: Array< PropertyBinding > + this._bindingsIndicesByPath = {}; // inside: indices in these arrays + + const scope = this; + + this.stats = { + + objects: { + get total() { + + return scope._objects.length; + + }, + get inUse() { + + return this.total - scope.nCachedObjects_; + + } + }, + get bindingsPerObject() { + + return scope._bindings.length; + + } + + }; + + } + + add() { + + const objects = this._objects, + indicesByUUID = this._indicesByUUID, + paths = this._paths, + parsedPaths = this._parsedPaths, + bindings = this._bindings, + nBindings = bindings.length; + + let knownObject = undefined, + nObjects = objects.length, + nCachedObjects = this.nCachedObjects_; + + for ( let i = 0, n = arguments.length; i !== n; ++ i ) { + + const object = arguments[ i ], + uuid = object.uuid; + let index = indicesByUUID[ uuid ]; + + if ( index === undefined ) { + + // unknown object -> add it to the ACTIVE region + + index = nObjects ++; + indicesByUUID[ uuid ] = index; + objects.push( object ); + + // accounting is done, now do the same for all bindings + + for ( let j = 0, m = nBindings; j !== m; ++ j ) { + + bindings[ j ].push( new PropertyBinding( object, paths[ j ], parsedPaths[ j ] ) ); + + } + + } else if ( index < nCachedObjects ) { + + knownObject = objects[ index ]; + + // move existing object to the ACTIVE region + + const firstActiveIndex = -- nCachedObjects, + lastCachedObject = objects[ firstActiveIndex ]; + + indicesByUUID[ lastCachedObject.uuid ] = index; + objects[ index ] = lastCachedObject; + + indicesByUUID[ uuid ] = firstActiveIndex; + objects[ firstActiveIndex ] = object; + + // accounting is done, now do the same for all bindings + + for ( let j = 0, m = nBindings; j !== m; ++ j ) { + + const bindingsForPath = bindings[ j ], + lastCached = bindingsForPath[ firstActiveIndex ]; + + let binding = bindingsForPath[ index ]; + + bindingsForPath[ index ] = lastCached; + + if ( binding === undefined ) { + + // since we do not bother to create new bindings + // for objects that are cached, the binding may + // or may not exist + + binding = new PropertyBinding( object, paths[ j ], parsedPaths[ j ] ); + + } + + bindingsForPath[ firstActiveIndex ] = binding; + + } + + } else if ( objects[ index ] !== knownObject ) { + + console.error( 'THREE.AnimationObjectGroup: Different objects with the same UUID ' + + 'detected. Clean the caches or recreate your infrastructure when reloading scenes.' ); + + } // else the object is already where we want it to be + + } // for arguments + + this.nCachedObjects_ = nCachedObjects; + + } + + remove() { + + const objects = this._objects, + indicesByUUID = this._indicesByUUID, + bindings = this._bindings, + nBindings = bindings.length; + + let nCachedObjects = this.nCachedObjects_; + + for ( let i = 0, n = arguments.length; i !== n; ++ i ) { + + const object = arguments[ i ], + uuid = object.uuid, + index = indicesByUUID[ uuid ]; + + if ( index !== undefined && index >= nCachedObjects ) { + + // move existing object into the CACHED region + + const lastCachedIndex = nCachedObjects ++, + firstActiveObject = objects[ lastCachedIndex ]; + + indicesByUUID[ firstActiveObject.uuid ] = index; + objects[ index ] = firstActiveObject; + + indicesByUUID[ uuid ] = lastCachedIndex; + objects[ lastCachedIndex ] = object; + + // accounting is done, now do the same for all bindings + + for ( let j = 0, m = nBindings; j !== m; ++ j ) { + + const bindingsForPath = bindings[ j ], + firstActive = bindingsForPath[ lastCachedIndex ], + binding = bindingsForPath[ index ]; + + bindingsForPath[ index ] = firstActive; + bindingsForPath[ lastCachedIndex ] = binding; + + } + + } + + } // for arguments + + this.nCachedObjects_ = nCachedObjects; + + } + + // remove & forget + uncache() { + + const objects = this._objects, + indicesByUUID = this._indicesByUUID, + bindings = this._bindings, + nBindings = bindings.length; + + let nCachedObjects = this.nCachedObjects_, + nObjects = objects.length; + + for ( let i = 0, n = arguments.length; i !== n; ++ i ) { + + const object = arguments[ i ], + uuid = object.uuid, + index = indicesByUUID[ uuid ]; + + if ( index !== undefined ) { + + delete indicesByUUID[ uuid ]; + + if ( index < nCachedObjects ) { + + // object is cached, shrink the CACHED region + + const firstActiveIndex = -- nCachedObjects, + lastCachedObject = objects[ firstActiveIndex ], + lastIndex = -- nObjects, + lastObject = objects[ lastIndex ]; + + // last cached object takes this object's place + indicesByUUID[ lastCachedObject.uuid ] = index; + objects[ index ] = lastCachedObject; + + // last object goes to the activated slot and pop + indicesByUUID[ lastObject.uuid ] = firstActiveIndex; + objects[ firstActiveIndex ] = lastObject; + objects.pop(); + + // accounting is done, now do the same for all bindings + + for ( let j = 0, m = nBindings; j !== m; ++ j ) { + + const bindingsForPath = bindings[ j ], + lastCached = bindingsForPath[ firstActiveIndex ], + last = bindingsForPath[ lastIndex ]; + + bindingsForPath[ index ] = lastCached; + bindingsForPath[ firstActiveIndex ] = last; + bindingsForPath.pop(); + + } + + } else { + + // object is active, just swap with the last and pop + + const lastIndex = -- nObjects, + lastObject = objects[ lastIndex ]; + + if ( lastIndex > 0 ) { + + indicesByUUID[ lastObject.uuid ] = index; + + } + + objects[ index ] = lastObject; + objects.pop(); + + // accounting is done, now do the same for all bindings + + for ( let j = 0, m = nBindings; j !== m; ++ j ) { + + const bindingsForPath = bindings[ j ]; + + bindingsForPath[ index ] = bindingsForPath[ lastIndex ]; + bindingsForPath.pop(); + + } + + } // cached or active + + } // if object is known + + } // for arguments + + this.nCachedObjects_ = nCachedObjects; + + } + + // Internal interface used by befriended PropertyBinding.Composite: + + subscribe_( path, parsedPath ) { + + // returns an array of bindings for the given path that is changed + // according to the contained objects in the group + + const indicesByPath = this._bindingsIndicesByPath; + let index = indicesByPath[ path ]; + const bindings = this._bindings; + + if ( index !== undefined ) return bindings[ index ]; + + const paths = this._paths, + parsedPaths = this._parsedPaths, + objects = this._objects, + nObjects = objects.length, + nCachedObjects = this.nCachedObjects_, + bindingsForPath = new Array( nObjects ); + + index = bindings.length; + + indicesByPath[ path ] = index; + + paths.push( path ); + parsedPaths.push( parsedPath ); + bindings.push( bindingsForPath ); + + for ( let i = nCachedObjects, n = objects.length; i !== n; ++ i ) { + + const object = objects[ i ]; + bindingsForPath[ i ] = new PropertyBinding( object, path, parsedPath ); + + } + + return bindingsForPath; + + } + + unsubscribe_( path ) { + + // tells the group to forget about a property path and no longer + // update the array previously obtained with 'subscribe_' + + const indicesByPath = this._bindingsIndicesByPath, + index = indicesByPath[ path ]; + + if ( index !== undefined ) { + + const paths = this._paths, + parsedPaths = this._parsedPaths, + bindings = this._bindings, + lastBindingsIndex = bindings.length - 1, + lastBindings = bindings[ lastBindingsIndex ], + lastBindingsPath = path[ lastBindingsIndex ]; + + indicesByPath[ lastBindingsPath ] = index; + + bindings[ index ] = lastBindings; + bindings.pop(); + + parsedPaths[ index ] = parsedPaths[ lastBindingsIndex ]; + parsedPaths.pop(); + + paths[ index ] = paths[ lastBindingsIndex ]; + paths.pop(); + + } + + } + +} + +export { AnimationObjectGroup }; diff --git a/libs/three/src/animation/AnimationUtils.js b/libs/three/src/animation/AnimationUtils.js new file mode 100644 index 000000000..4b144c537 --- /dev/null +++ b/libs/three/src/animation/AnimationUtils.js @@ -0,0 +1,356 @@ +import { Quaternion } from '../math/Quaternion.js'; +import { AdditiveAnimationBlendMode } from '../constants.js'; + +// converts an array to a specific type +function convertArray( array, type, forceClone ) { + + if ( ! array || // let 'undefined' and 'null' pass + ! forceClone && array.constructor === type ) return array; + + if ( typeof type.BYTES_PER_ELEMENT === 'number' ) { + + return new type( array ); // create typed array + + } + + return Array.prototype.slice.call( array ); // create Array + +} + +function isTypedArray( object ) { + + return ArrayBuffer.isView( object ) && + ! ( object instanceof DataView ); + +} + +// returns an array by which times and values can be sorted +function getKeyframeOrder( times ) { + + function compareTime( i, j ) { + + return times[ i ] - times[ j ]; + + } + + const n = times.length; + const result = new Array( n ); + for ( let i = 0; i !== n; ++ i ) result[ i ] = i; + + result.sort( compareTime ); + + return result; + +} + +// uses the array previously returned by 'getKeyframeOrder' to sort data +function sortedArray( values, stride, order ) { + + const nValues = values.length; + const result = new values.constructor( nValues ); + + for ( let i = 0, dstOffset = 0; dstOffset !== nValues; ++ i ) { + + const srcOffset = order[ i ] * stride; + + for ( let j = 0; j !== stride; ++ j ) { + + result[ dstOffset ++ ] = values[ srcOffset + j ]; + + } + + } + + return result; + +} + +// function for parsing AOS keyframe formats +function flattenJSON( jsonKeys, times, values, valuePropertyName ) { + + let i = 1, key = jsonKeys[ 0 ]; + + while ( key !== undefined && key[ valuePropertyName ] === undefined ) { + + key = jsonKeys[ i ++ ]; + + } + + if ( key === undefined ) return; // no data + + let value = key[ valuePropertyName ]; + if ( value === undefined ) return; // no data + + if ( Array.isArray( value ) ) { + + do { + + value = key[ valuePropertyName ]; + + if ( value !== undefined ) { + + times.push( key.time ); + values.push.apply( values, value ); // push all elements + + } + + key = jsonKeys[ i ++ ]; + + } while ( key !== undefined ); + + } else if ( value.toArray !== undefined ) { + + // ...assume THREE.Math-ish + + do { + + value = key[ valuePropertyName ]; + + if ( value !== undefined ) { + + times.push( key.time ); + value.toArray( values, values.length ); + + } + + key = jsonKeys[ i ++ ]; + + } while ( key !== undefined ); + + } else { + + // otherwise push as-is + + do { + + value = key[ valuePropertyName ]; + + if ( value !== undefined ) { + + times.push( key.time ); + values.push( value ); + + } + + key = jsonKeys[ i ++ ]; + + } while ( key !== undefined ); + + } + +} + +function subclip( sourceClip, name, startFrame, endFrame, fps = 30 ) { + + const clip = sourceClip.clone(); + + clip.name = name; + + const tracks = []; + + for ( let i = 0; i < clip.tracks.length; ++ i ) { + + const track = clip.tracks[ i ]; + const valueSize = track.getValueSize(); + + const times = []; + const values = []; + + for ( let j = 0; j < track.times.length; ++ j ) { + + const frame = track.times[ j ] * fps; + + if ( frame < startFrame || frame >= endFrame ) continue; + + times.push( track.times[ j ] ); + + for ( let k = 0; k < valueSize; ++ k ) { + + values.push( track.values[ j * valueSize + k ] ); + + } + + } + + if ( times.length === 0 ) continue; + + track.times = convertArray( times, track.times.constructor ); + track.values = convertArray( values, track.values.constructor ); + + tracks.push( track ); + + } + + clip.tracks = tracks; + + // find minimum .times value across all tracks in the trimmed clip + + let minStartTime = Infinity; + + for ( let i = 0; i < clip.tracks.length; ++ i ) { + + if ( minStartTime > clip.tracks[ i ].times[ 0 ] ) { + + minStartTime = clip.tracks[ i ].times[ 0 ]; + + } + + } + + // shift all tracks such that clip begins at t=0 + + for ( let i = 0; i < clip.tracks.length; ++ i ) { + + clip.tracks[ i ].shift( - 1 * minStartTime ); + + } + + clip.resetDuration(); + + return clip; + +} + +function makeClipAdditive( targetClip, referenceFrame = 0, referenceClip = targetClip, fps = 30 ) { + + if ( fps <= 0 ) fps = 30; + + const numTracks = referenceClip.tracks.length; + const referenceTime = referenceFrame / fps; + + // Make each track's values relative to the values at the reference frame + for ( let i = 0; i < numTracks; ++ i ) { + + const referenceTrack = referenceClip.tracks[ i ]; + const referenceTrackType = referenceTrack.ValueTypeName; + + // Skip this track if it's non-numeric + if ( referenceTrackType === 'bool' || referenceTrackType === 'string' ) continue; + + // Find the track in the target clip whose name and type matches the reference track + const targetTrack = targetClip.tracks.find( function ( track ) { + + return track.name === referenceTrack.name + && track.ValueTypeName === referenceTrackType; + + } ); + + if ( targetTrack === undefined ) continue; + + let referenceOffset = 0; + const referenceValueSize = referenceTrack.getValueSize(); + + if ( referenceTrack.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline ) { + + referenceOffset = referenceValueSize / 3; + + } + + let targetOffset = 0; + const targetValueSize = targetTrack.getValueSize(); + + if ( targetTrack.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline ) { + + targetOffset = targetValueSize / 3; + + } + + const lastIndex = referenceTrack.times.length - 1; + let referenceValue; + + // Find the value to subtract out of the track + if ( referenceTime <= referenceTrack.times[ 0 ] ) { + + // Reference frame is earlier than the first keyframe, so just use the first keyframe + const startIndex = referenceOffset; + const endIndex = referenceValueSize - referenceOffset; + referenceValue = referenceTrack.values.slice( startIndex, endIndex ); + + } else if ( referenceTime >= referenceTrack.times[ lastIndex ] ) { + + // Reference frame is after the last keyframe, so just use the last keyframe + const startIndex = lastIndex * referenceValueSize + referenceOffset; + const endIndex = startIndex + referenceValueSize - referenceOffset; + referenceValue = referenceTrack.values.slice( startIndex, endIndex ); + + } else { + + // Interpolate to the reference value + const interpolant = referenceTrack.createInterpolant(); + const startIndex = referenceOffset; + const endIndex = referenceValueSize - referenceOffset; + interpolant.evaluate( referenceTime ); + referenceValue = interpolant.resultBuffer.slice( startIndex, endIndex ); + + } + + // Conjugate the quaternion + if ( referenceTrackType === 'quaternion' ) { + + const referenceQuat = new Quaternion().fromArray( referenceValue ).normalize().conjugate(); + referenceQuat.toArray( referenceValue ); + + } + + // Subtract the reference value from all of the track values + + const numTimes = targetTrack.times.length; + for ( let j = 0; j < numTimes; ++ j ) { + + const valueStart = j * targetValueSize + targetOffset; + + if ( referenceTrackType === 'quaternion' ) { + + // Multiply the conjugate for quaternion track types + Quaternion.multiplyQuaternionsFlat( + targetTrack.values, + valueStart, + referenceValue, + 0, + targetTrack.values, + valueStart + ); + + } else { + + const valueEnd = targetValueSize - targetOffset * 2; + + // Subtract each value for all other numeric track types + for ( let k = 0; k < valueEnd; ++ k ) { + + targetTrack.values[ valueStart + k ] -= referenceValue[ k ]; + + } + + } + + } + + } + + targetClip.blendMode = AdditiveAnimationBlendMode; + + return targetClip; + +} + +const AnimationUtils = { + convertArray: convertArray, + isTypedArray: isTypedArray, + getKeyframeOrder: getKeyframeOrder, + sortedArray: sortedArray, + flattenJSON: flattenJSON, + subclip: subclip, + makeClipAdditive: makeClipAdditive +}; + +export { + convertArray, + isTypedArray, + getKeyframeOrder, + sortedArray, + flattenJSON, + subclip, + makeClipAdditive, + AnimationUtils +}; diff --git a/libs/three/src/animation/KeyframeTrack.js b/libs/three/src/animation/KeyframeTrack.js new file mode 100644 index 000000000..9da91c67f --- /dev/null +++ b/libs/three/src/animation/KeyframeTrack.js @@ -0,0 +1,462 @@ +import { + InterpolateLinear, + InterpolateSmooth, + InterpolateDiscrete +} from '../constants.js'; +import { CubicInterpolant } from '../math/interpolants/CubicInterpolant.js'; +import { LinearInterpolant } from '../math/interpolants/LinearInterpolant.js'; +import { DiscreteInterpolant } from '../math/interpolants/DiscreteInterpolant.js'; +import * as AnimationUtils from './AnimationUtils.js'; + +class KeyframeTrack { + + constructor( name, times, values, interpolation ) { + + if ( name === undefined ) throw new Error( 'THREE.KeyframeTrack: track name is undefined' ); + if ( times === undefined || times.length === 0 ) throw new Error( 'THREE.KeyframeTrack: no keyframes in track named ' + name ); + + this.name = name; + + this.times = AnimationUtils.convertArray( times, this.TimeBufferType ); + this.values = AnimationUtils.convertArray( values, this.ValueBufferType ); + + this.setInterpolation( interpolation || this.DefaultInterpolation ); + + } + + // Serialization (in static context, because of constructor invocation + // and automatic invocation of .toJSON): + + static toJSON( track ) { + + const trackType = track.constructor; + + let json; + + // derived classes can define a static toJSON method + if ( trackType.toJSON !== this.toJSON ) { + + json = trackType.toJSON( track ); + + } else { + + // by default, we assume the data can be serialized as-is + json = { + + 'name': track.name, + 'times': AnimationUtils.convertArray( track.times, Array ), + 'values': AnimationUtils.convertArray( track.values, Array ) + + }; + + const interpolation = track.getInterpolation(); + + if ( interpolation !== track.DefaultInterpolation ) { + + json.interpolation = interpolation; + + } + + } + + json.type = track.ValueTypeName; // mandatory + + return json; + + } + + InterpolantFactoryMethodDiscrete( result ) { + + return new DiscreteInterpolant( this.times, this.values, this.getValueSize(), result ); + + } + + InterpolantFactoryMethodLinear( result ) { + + return new LinearInterpolant( this.times, this.values, this.getValueSize(), result ); + + } + + InterpolantFactoryMethodSmooth( result ) { + + return new CubicInterpolant( this.times, this.values, this.getValueSize(), result ); + + } + + setInterpolation( interpolation ) { + + let factoryMethod; + + switch ( interpolation ) { + + case InterpolateDiscrete: + + factoryMethod = this.InterpolantFactoryMethodDiscrete; + + break; + + case InterpolateLinear: + + factoryMethod = this.InterpolantFactoryMethodLinear; + + break; + + case InterpolateSmooth: + + factoryMethod = this.InterpolantFactoryMethodSmooth; + + break; + + } + + if ( factoryMethod === undefined ) { + + const message = 'unsupported interpolation for ' + + this.ValueTypeName + ' keyframe track named ' + this.name; + + if ( this.createInterpolant === undefined ) { + + // fall back to default, unless the default itself is messed up + if ( interpolation !== this.DefaultInterpolation ) { + + this.setInterpolation( this.DefaultInterpolation ); + + } else { + + throw new Error( message ); // fatal, in this case + + } + + } + + console.warn( 'THREE.KeyframeTrack:', message ); + return this; + + } + + this.createInterpolant = factoryMethod; + + return this; + + } + + getInterpolation() { + + switch ( this.createInterpolant ) { + + case this.InterpolantFactoryMethodDiscrete: + + return InterpolateDiscrete; + + case this.InterpolantFactoryMethodLinear: + + return InterpolateLinear; + + case this.InterpolantFactoryMethodSmooth: + + return InterpolateSmooth; + + } + + } + + getValueSize() { + + return this.values.length / this.times.length; + + } + + // move all keyframes either forwards or backwards in time + shift( timeOffset ) { + + if ( timeOffset !== 0.0 ) { + + const times = this.times; + + for ( let i = 0, n = times.length; i !== n; ++ i ) { + + times[ i ] += timeOffset; + + } + + } + + return this; + + } + + // scale all keyframe times by a factor (useful for frame <-> seconds conversions) + scale( timeScale ) { + + if ( timeScale !== 1.0 ) { + + const times = this.times; + + for ( let i = 0, n = times.length; i !== n; ++ i ) { + + times[ i ] *= timeScale; + + } + + } + + return this; + + } + + // removes keyframes before and after animation without changing any values within the range [startTime, endTime]. + // IMPORTANT: We do not shift around keys to the start of the track time, because for interpolated keys this will change their values + trim( startTime, endTime ) { + + const times = this.times, + nKeys = times.length; + + let from = 0, + to = nKeys - 1; + + while ( from !== nKeys && times[ from ] < startTime ) { + + ++ from; + + } + + while ( to !== - 1 && times[ to ] > endTime ) { + + -- to; + + } + + ++ to; // inclusive -> exclusive bound + + if ( from !== 0 || to !== nKeys ) { + + // empty tracks are forbidden, so keep at least one keyframe + if ( from >= to ) { + + to = Math.max( to, 1 ); + from = to - 1; + + } + + const stride = this.getValueSize(); + this.times = times.slice( from, to ); + this.values = this.values.slice( from * stride, to * stride ); + + } + + return this; + + } + + // ensure we do not get a GarbageInGarbageOut situation, make sure tracks are at least minimally viable + validate() { + + let valid = true; + + const valueSize = this.getValueSize(); + if ( valueSize - Math.floor( valueSize ) !== 0 ) { + + console.error( 'THREE.KeyframeTrack: Invalid value size in track.', this ); + valid = false; + + } + + const times = this.times, + values = this.values, + + nKeys = times.length; + + if ( nKeys === 0 ) { + + console.error( 'THREE.KeyframeTrack: Track is empty.', this ); + valid = false; + + } + + let prevTime = null; + + for ( let i = 0; i !== nKeys; i ++ ) { + + const currTime = times[ i ]; + + if ( typeof currTime === 'number' && isNaN( currTime ) ) { + + console.error( 'THREE.KeyframeTrack: Time is not a valid number.', this, i, currTime ); + valid = false; + break; + + } + + if ( prevTime !== null && prevTime > currTime ) { + + console.error( 'THREE.KeyframeTrack: Out of order keys.', this, i, currTime, prevTime ); + valid = false; + break; + + } + + prevTime = currTime; + + } + + if ( values !== undefined ) { + + if ( AnimationUtils.isTypedArray( values ) ) { + + for ( let i = 0, n = values.length; i !== n; ++ i ) { + + const value = values[ i ]; + + if ( isNaN( value ) ) { + + console.error( 'THREE.KeyframeTrack: Value is not a valid number.', this, i, value ); + valid = false; + break; + + } + + } + + } + + } + + return valid; + + } + + // removes equivalent sequential keys as common in morph target sequences + // (0,0,0,0,1,1,1,0,0,0,0,0,0,0) --> (0,0,1,1,0,0) + optimize() { + + // times or values may be shared with other tracks, so overwriting is unsafe + const times = this.times.slice(), + values = this.values.slice(), + stride = this.getValueSize(), + + smoothInterpolation = this.getInterpolation() === InterpolateSmooth, + + lastIndex = times.length - 1; + + let writeIndex = 1; + + for ( let i = 1; i < lastIndex; ++ i ) { + + let keep = false; + + const time = times[ i ]; + const timeNext = times[ i + 1 ]; + + // remove adjacent keyframes scheduled at the same time + + if ( time !== timeNext && ( i !== 1 || time !== times[ 0 ] ) ) { + + if ( ! smoothInterpolation ) { + + // remove unnecessary keyframes same as their neighbors + + const offset = i * stride, + offsetP = offset - stride, + offsetN = offset + stride; + + for ( let j = 0; j !== stride; ++ j ) { + + const value = values[ offset + j ]; + + if ( value !== values[ offsetP + j ] || + value !== values[ offsetN + j ] ) { + + keep = true; + break; + + } + + } + + } else { + + keep = true; + + } + + } + + // in-place compaction + + if ( keep ) { + + if ( i !== writeIndex ) { + + times[ writeIndex ] = times[ i ]; + + const readOffset = i * stride, + writeOffset = writeIndex * stride; + + for ( let j = 0; j !== stride; ++ j ) { + + values[ writeOffset + j ] = values[ readOffset + j ]; + + } + + } + + ++ writeIndex; + + } + + } + + // flush last keyframe (compaction looks ahead) + + if ( lastIndex > 0 ) { + + times[ writeIndex ] = times[ lastIndex ]; + + for ( let readOffset = lastIndex * stride, writeOffset = writeIndex * stride, j = 0; j !== stride; ++ j ) { + + values[ writeOffset + j ] = values[ readOffset + j ]; + + } + + ++ writeIndex; + + } + + if ( writeIndex !== times.length ) { + + this.times = times.slice( 0, writeIndex ); + this.values = values.slice( 0, writeIndex * stride ); + + } else { + + this.times = times; + this.values = values; + + } + + return this; + + } + + clone() { + + const times = this.times.slice(); + const values = this.values.slice(); + + const TypedKeyframeTrack = this.constructor; + const track = new TypedKeyframeTrack( this.name, times, values ); + + // Interpolant argument to constructor is not saved, so copy the factory method directly. + track.createInterpolant = this.createInterpolant; + + return track; + + } + +} + +KeyframeTrack.prototype.TimeBufferType = Float32Array; +KeyframeTrack.prototype.ValueBufferType = Float32Array; +KeyframeTrack.prototype.DefaultInterpolation = InterpolateLinear; + +export { KeyframeTrack }; diff --git a/libs/three/src/animation/PropertyBinding.js b/libs/three/src/animation/PropertyBinding.js new file mode 100644 index 000000000..eb3afe519 --- /dev/null +++ b/libs/three/src/animation/PropertyBinding.js @@ -0,0 +1,719 @@ +// Characters [].:/ are reserved for track binding syntax. +const _RESERVED_CHARS_RE = '\\[\\]\\.:\\/'; +const _reservedRe = new RegExp( '[' + _RESERVED_CHARS_RE + ']', 'g' ); + +// Attempts to allow node names from any language. ES5's `\w` regexp matches +// only latin characters, and the unicode \p{L} is not yet supported. So +// instead, we exclude reserved characters and match everything else. +const _wordChar = '[^' + _RESERVED_CHARS_RE + ']'; +const _wordCharOrDot = '[^' + _RESERVED_CHARS_RE.replace( '\\.', '' ) + ']'; + +// Parent directories, delimited by '/' or ':'. Currently unused, but must +// be matched to parse the rest of the track name. +const _directoryRe = /*@__PURE__*/ /((?:WC+[\/:])*)/.source.replace( 'WC', _wordChar ); + +// Target node. May contain word characters (a-zA-Z0-9_) and '.' or '-'. +const _nodeRe = /*@__PURE__*/ /(WCOD+)?/.source.replace( 'WCOD', _wordCharOrDot ); + +// Object on target node, and accessor. May not contain reserved +// characters. Accessor may contain any character except closing bracket. +const _objectRe = /*@__PURE__*/ /(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace( 'WC', _wordChar ); + +// Property and accessor. May not contain reserved characters. Accessor may +// contain any non-bracket characters. +const _propertyRe = /*@__PURE__*/ /\.(WC+)(?:\[(.+)\])?/.source.replace( 'WC', _wordChar ); + +const _trackRe = new RegExp( '' + + '^' + + _directoryRe + + _nodeRe + + _objectRe + + _propertyRe + + '$' +); + +const _supportedObjectNames = [ 'material', 'materials', 'bones', 'map' ]; + +class Composite { + + constructor( targetGroup, path, optionalParsedPath ) { + + const parsedPath = optionalParsedPath || PropertyBinding.parseTrackName( path ); + + this._targetGroup = targetGroup; + this._bindings = targetGroup.subscribe_( path, parsedPath ); + + } + + getValue( array, offset ) { + + this.bind(); // bind all binding + + const firstValidIndex = this._targetGroup.nCachedObjects_, + binding = this._bindings[ firstValidIndex ]; + + // and only call .getValue on the first + if ( binding !== undefined ) binding.getValue( array, offset ); + + } + + setValue( array, offset ) { + + const bindings = this._bindings; + + for ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) { + + bindings[ i ].setValue( array, offset ); + + } + + } + + bind() { + + const bindings = this._bindings; + + for ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) { + + bindings[ i ].bind(); + + } + + } + + unbind() { + + const bindings = this._bindings; + + for ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) { + + bindings[ i ].unbind(); + + } + + } + +} + +// Note: This class uses a State pattern on a per-method basis: +// 'bind' sets 'this.getValue' / 'setValue' and shadows the +// prototype version of these methods with one that represents +// the bound state. When the property is not found, the methods +// become no-ops. +class PropertyBinding { + + constructor( rootNode, path, parsedPath ) { + + this.path = path; + this.parsedPath = parsedPath || PropertyBinding.parseTrackName( path ); + + this.node = PropertyBinding.findNode( rootNode, this.parsedPath.nodeName ); + + this.rootNode = rootNode; + + // initial state of these methods that calls 'bind' + this.getValue = this._getValue_unbound; + this.setValue = this._setValue_unbound; + + } + + + static create( root, path, parsedPath ) { + + if ( ! ( root && root.isAnimationObjectGroup ) ) { + + return new PropertyBinding( root, path, parsedPath ); + + } else { + + return new PropertyBinding.Composite( root, path, parsedPath ); + + } + + } + + /** + * Replaces spaces with underscores and removes unsupported characters from + * node names, to ensure compatibility with parseTrackName(). + * + * @param {string} name Node name to be sanitized. + * @return {string} + */ + static sanitizeNodeName( name ) { + + return name.replace( /\s/g, '_' ).replace( _reservedRe, '' ); + + } + + static parseTrackName( trackName ) { + + const matches = _trackRe.exec( trackName ); + + if ( matches === null ) { + + throw new Error( 'PropertyBinding: Cannot parse trackName: ' + trackName ); + + } + + const results = { + // directoryName: matches[ 1 ], // (tschw) currently unused + nodeName: matches[ 2 ], + objectName: matches[ 3 ], + objectIndex: matches[ 4 ], + propertyName: matches[ 5 ], // required + propertyIndex: matches[ 6 ] + }; + + const lastDot = results.nodeName && results.nodeName.lastIndexOf( '.' ); + + if ( lastDot !== undefined && lastDot !== - 1 ) { + + const objectName = results.nodeName.substring( lastDot + 1 ); + + // Object names must be checked against an allowlist. Otherwise, there + // is no way to parse 'foo.bar.baz': 'baz' must be a property, but + // 'bar' could be the objectName, or part of a nodeName (which can + // include '.' characters). + if ( _supportedObjectNames.indexOf( objectName ) !== - 1 ) { + + results.nodeName = results.nodeName.substring( 0, lastDot ); + results.objectName = objectName; + + } + + } + + if ( results.propertyName === null || results.propertyName.length === 0 ) { + + throw new Error( 'PropertyBinding: can not parse propertyName from trackName: ' + trackName ); + + } + + return results; + + } + + static findNode( root, nodeName ) { + + if ( nodeName === undefined || nodeName === '' || nodeName === '.' || nodeName === - 1 || nodeName === root.name || nodeName === root.uuid ) { + + return root; + + } + + // search into skeleton bones. + if ( root.skeleton ) { + + const bone = root.skeleton.getBoneByName( nodeName ); + + if ( bone !== undefined ) { + + return bone; + + } + + } + + // search into node subtree. + if ( root.children ) { + + const searchNodeSubtree = function ( children ) { + + for ( let i = 0; i < children.length; i ++ ) { + + const childNode = children[ i ]; + + if ( childNode.name === nodeName || childNode.uuid === nodeName ) { + + return childNode; + + } + + const result = searchNodeSubtree( childNode.children ); + + if ( result ) return result; + + } + + return null; + + }; + + const subTreeNode = searchNodeSubtree( root.children ); + + if ( subTreeNode ) { + + return subTreeNode; + + } + + } + + return null; + + } + + // these are used to "bind" a nonexistent property + _getValue_unavailable() {} + _setValue_unavailable() {} + + // Getters + + _getValue_direct( buffer, offset ) { + + buffer[ offset ] = this.targetObject[ this.propertyName ]; + + } + + _getValue_array( buffer, offset ) { + + const source = this.resolvedProperty; + + for ( let i = 0, n = source.length; i !== n; ++ i ) { + + buffer[ offset ++ ] = source[ i ]; + + } + + } + + _getValue_arrayElement( buffer, offset ) { + + buffer[ offset ] = this.resolvedProperty[ this.propertyIndex ]; + + } + + _getValue_toArray( buffer, offset ) { + + this.resolvedProperty.toArray( buffer, offset ); + + } + + // Direct + + _setValue_direct( buffer, offset ) { + + this.targetObject[ this.propertyName ] = buffer[ offset ]; + + } + + _setValue_direct_setNeedsUpdate( buffer, offset ) { + + this.targetObject[ this.propertyName ] = buffer[ offset ]; + this.targetObject.needsUpdate = true; + + } + + _setValue_direct_setMatrixWorldNeedsUpdate( buffer, offset ) { + + this.targetObject[ this.propertyName ] = buffer[ offset ]; + this.targetObject.matrixWorldNeedsUpdate = true; + + } + + // EntireArray + + _setValue_array( buffer, offset ) { + + const dest = this.resolvedProperty; + + for ( let i = 0, n = dest.length; i !== n; ++ i ) { + + dest[ i ] = buffer[ offset ++ ]; + + } + + } + + _setValue_array_setNeedsUpdate( buffer, offset ) { + + const dest = this.resolvedProperty; + + for ( let i = 0, n = dest.length; i !== n; ++ i ) { + + dest[ i ] = buffer[ offset ++ ]; + + } + + this.targetObject.needsUpdate = true; + + } + + _setValue_array_setMatrixWorldNeedsUpdate( buffer, offset ) { + + const dest = this.resolvedProperty; + + for ( let i = 0, n = dest.length; i !== n; ++ i ) { + + dest[ i ] = buffer[ offset ++ ]; + + } + + this.targetObject.matrixWorldNeedsUpdate = true; + + } + + // ArrayElement + + _setValue_arrayElement( buffer, offset ) { + + this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; + + } + + _setValue_arrayElement_setNeedsUpdate( buffer, offset ) { + + this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; + this.targetObject.needsUpdate = true; + + } + + _setValue_arrayElement_setMatrixWorldNeedsUpdate( buffer, offset ) { + + this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; + this.targetObject.matrixWorldNeedsUpdate = true; + + } + + // HasToFromArray + + _setValue_fromArray( buffer, offset ) { + + this.resolvedProperty.fromArray( buffer, offset ); + + } + + _setValue_fromArray_setNeedsUpdate( buffer, offset ) { + + this.resolvedProperty.fromArray( buffer, offset ); + this.targetObject.needsUpdate = true; + + } + + _setValue_fromArray_setMatrixWorldNeedsUpdate( buffer, offset ) { + + this.resolvedProperty.fromArray( buffer, offset ); + this.targetObject.matrixWorldNeedsUpdate = true; + + } + + _getValue_unbound( targetArray, offset ) { + + this.bind(); + this.getValue( targetArray, offset ); + + } + + _setValue_unbound( sourceArray, offset ) { + + this.bind(); + this.setValue( sourceArray, offset ); + + } + + // create getter / setter pair for a property in the scene graph + bind() { + + let targetObject = this.node; + const parsedPath = this.parsedPath; + + const objectName = parsedPath.objectName; + const propertyName = parsedPath.propertyName; + let propertyIndex = parsedPath.propertyIndex; + + if ( ! targetObject ) { + + targetObject = PropertyBinding.findNode( this.rootNode, parsedPath.nodeName ); + + this.node = targetObject; + + } + + // set fail state so we can just 'return' on error + this.getValue = this._getValue_unavailable; + this.setValue = this._setValue_unavailable; + + // ensure there is a value node + if ( ! targetObject ) { + + console.warn( 'THREE.PropertyBinding: No target node found for track: ' + this.path + '.' ); + return; + + } + + if ( objectName ) { + + let objectIndex = parsedPath.objectIndex; + + // special cases were we need to reach deeper into the hierarchy to get the face materials.... + switch ( objectName ) { + + case 'materials': + + if ( ! targetObject.material ) { + + console.error( 'THREE.PropertyBinding: Can not bind to material as node does not have a material.', this ); + return; + + } + + if ( ! targetObject.material.materials ) { + + console.error( 'THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.', this ); + return; + + } + + targetObject = targetObject.material.materials; + + break; + + case 'bones': + + if ( ! targetObject.skeleton ) { + + console.error( 'THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.', this ); + return; + + } + + // potential future optimization: skip this if propertyIndex is already an integer + // and convert the integer string to a true integer. + + targetObject = targetObject.skeleton.bones; + + // support resolving morphTarget names into indices. + for ( let i = 0; i < targetObject.length; i ++ ) { + + if ( targetObject[ i ].name === objectIndex ) { + + objectIndex = i; + break; + + } + + } + + break; + + case 'map': + + if ( 'map' in targetObject ) { + + targetObject = targetObject.map; + break; + + } + + if ( ! targetObject.material ) { + + console.error( 'THREE.PropertyBinding: Can not bind to material as node does not have a material.', this ); + return; + + } + + if ( ! targetObject.material.map ) { + + console.error( 'THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.', this ); + return; + + } + + targetObject = targetObject.material.map; + break; + + default: + + if ( targetObject[ objectName ] === undefined ) { + + console.error( 'THREE.PropertyBinding: Can not bind to objectName of node undefined.', this ); + return; + + } + + targetObject = targetObject[ objectName ]; + + } + + + if ( objectIndex !== undefined ) { + + if ( targetObject[ objectIndex ] === undefined ) { + + console.error( 'THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.', this, targetObject ); + return; + + } + + targetObject = targetObject[ objectIndex ]; + + } + + } + + // resolve property + const nodeProperty = targetObject[ propertyName ]; + + if ( nodeProperty === undefined ) { + + const nodeName = parsedPath.nodeName; + + console.error( 'THREE.PropertyBinding: Trying to update property for track: ' + nodeName + + '.' + propertyName + ' but it wasn\'t found.', targetObject ); + return; + + } + + // determine versioning scheme + let versioning = this.Versioning.None; + + this.targetObject = targetObject; + + if ( targetObject.needsUpdate !== undefined ) { // material + + versioning = this.Versioning.NeedsUpdate; + + } else if ( targetObject.matrixWorldNeedsUpdate !== undefined ) { // node transform + + versioning = this.Versioning.MatrixWorldNeedsUpdate; + + } + + // determine how the property gets bound + let bindingType = this.BindingType.Direct; + + if ( propertyIndex !== undefined ) { + + // access a sub element of the property array (only primitives are supported right now) + + if ( propertyName === 'morphTargetInfluences' ) { + + // potential optimization, skip this if propertyIndex is already an integer, and convert the integer string to a true integer. + + // support resolving morphTarget names into indices. + if ( ! targetObject.geometry ) { + + console.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.', this ); + return; + + } + + if ( ! targetObject.geometry.morphAttributes ) { + + console.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.', this ); + return; + + } + + if ( targetObject.morphTargetDictionary[ propertyIndex ] !== undefined ) { + + propertyIndex = targetObject.morphTargetDictionary[ propertyIndex ]; + + } + + } + + bindingType = this.BindingType.ArrayElement; + + this.resolvedProperty = nodeProperty; + this.propertyIndex = propertyIndex; + + } else if ( nodeProperty.fromArray !== undefined && nodeProperty.toArray !== undefined ) { + + // must use copy for Object3D.Euler/Quaternion + + bindingType = this.BindingType.HasFromToArray; + + this.resolvedProperty = nodeProperty; + + } else if ( Array.isArray( nodeProperty ) ) { + + bindingType = this.BindingType.EntireArray; + + this.resolvedProperty = nodeProperty; + + } else { + + this.propertyName = propertyName; + + } + + // select getter / setter + this.getValue = this.GetterByBindingType[ bindingType ]; + this.setValue = this.SetterByBindingTypeAndVersioning[ bindingType ][ versioning ]; + + } + + unbind() { + + this.node = null; + + // back to the prototype version of getValue / setValue + // note: avoiding to mutate the shape of 'this' via 'delete' + this.getValue = this._getValue_unbound; + this.setValue = this._setValue_unbound; + + } + +} + +PropertyBinding.Composite = Composite; + +PropertyBinding.prototype.BindingType = { + Direct: 0, + EntireArray: 1, + ArrayElement: 2, + HasFromToArray: 3 +}; + +PropertyBinding.prototype.Versioning = { + None: 0, + NeedsUpdate: 1, + MatrixWorldNeedsUpdate: 2 +}; + +PropertyBinding.prototype.GetterByBindingType = [ + + PropertyBinding.prototype._getValue_direct, + PropertyBinding.prototype._getValue_array, + PropertyBinding.prototype._getValue_arrayElement, + PropertyBinding.prototype._getValue_toArray, + +]; + +PropertyBinding.prototype.SetterByBindingTypeAndVersioning = [ + + [ + // Direct + PropertyBinding.prototype._setValue_direct, + PropertyBinding.prototype._setValue_direct_setNeedsUpdate, + PropertyBinding.prototype._setValue_direct_setMatrixWorldNeedsUpdate, + + ], [ + + // EntireArray + + PropertyBinding.prototype._setValue_array, + PropertyBinding.prototype._setValue_array_setNeedsUpdate, + PropertyBinding.prototype._setValue_array_setMatrixWorldNeedsUpdate, + + ], [ + + // ArrayElement + PropertyBinding.prototype._setValue_arrayElement, + PropertyBinding.prototype._setValue_arrayElement_setNeedsUpdate, + PropertyBinding.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate, + + ], [ + + // HasToFromArray + PropertyBinding.prototype._setValue_fromArray, + PropertyBinding.prototype._setValue_fromArray_setNeedsUpdate, + PropertyBinding.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate, + + ] + +]; + + +export { PropertyBinding }; diff --git a/libs/three/src/animation/PropertyMixer.js b/libs/three/src/animation/PropertyMixer.js new file mode 100644 index 000000000..751c90d7e --- /dev/null +++ b/libs/three/src/animation/PropertyMixer.js @@ -0,0 +1,318 @@ +import { Quaternion } from '../math/Quaternion.js'; + +class PropertyMixer { + + constructor( binding, typeName, valueSize ) { + + this.binding = binding; + this.valueSize = valueSize; + + let mixFunction, + mixFunctionAdditive, + setIdentity; + + // buffer layout: [ incoming | accu0 | accu1 | orig | addAccu | (optional work) ] + // + // interpolators can use .buffer as their .result + // the data then goes to 'incoming' + // + // 'accu0' and 'accu1' are used frame-interleaved for + // the cumulative result and are compared to detect + // changes + // + // 'orig' stores the original state of the property + // + // 'add' is used for additive cumulative results + // + // 'work' is optional and is only present for quaternion types. It is used + // to store intermediate quaternion multiplication results + + switch ( typeName ) { + + case 'quaternion': + mixFunction = this._slerp; + mixFunctionAdditive = this._slerpAdditive; + setIdentity = this._setAdditiveIdentityQuaternion; + + this.buffer = new Float64Array( valueSize * 6 ); + this._workIndex = 5; + break; + + case 'string': + case 'bool': + mixFunction = this._select; + + // Use the regular mix function and for additive on these types, + // additive is not relevant for non-numeric types + mixFunctionAdditive = this._select; + + setIdentity = this._setAdditiveIdentityOther; + + this.buffer = new Array( valueSize * 5 ); + break; + + default: + mixFunction = this._lerp; + mixFunctionAdditive = this._lerpAdditive; + setIdentity = this._setAdditiveIdentityNumeric; + + this.buffer = new Float64Array( valueSize * 5 ); + + } + + this._mixBufferRegion = mixFunction; + this._mixBufferRegionAdditive = mixFunctionAdditive; + this._setIdentity = setIdentity; + this._origIndex = 3; + this._addIndex = 4; + + this.cumulativeWeight = 0; + this.cumulativeWeightAdditive = 0; + + this.useCount = 0; + this.referenceCount = 0; + + } + + // accumulate data in the 'incoming' region into 'accu' + accumulate( accuIndex, weight ) { + + // note: happily accumulating nothing when weight = 0, the caller knows + // the weight and shouldn't have made the call in the first place + + const buffer = this.buffer, + stride = this.valueSize, + offset = accuIndex * stride + stride; + + let currentWeight = this.cumulativeWeight; + + if ( currentWeight === 0 ) { + + // accuN := incoming * weight + + for ( let i = 0; i !== stride; ++ i ) { + + buffer[ offset + i ] = buffer[ i ]; + + } + + currentWeight = weight; + + } else { + + // accuN := accuN + incoming * weight + + currentWeight += weight; + const mix = weight / currentWeight; + this._mixBufferRegion( buffer, offset, 0, mix, stride ); + + } + + this.cumulativeWeight = currentWeight; + + } + + // accumulate data in the 'incoming' region into 'add' + accumulateAdditive( weight ) { + + const buffer = this.buffer, + stride = this.valueSize, + offset = stride * this._addIndex; + + if ( this.cumulativeWeightAdditive === 0 ) { + + // add = identity + + this._setIdentity(); + + } + + // add := add + incoming * weight + + this._mixBufferRegionAdditive( buffer, offset, 0, weight, stride ); + this.cumulativeWeightAdditive += weight; + + } + + // apply the state of 'accu' to the binding when accus differ + apply( accuIndex ) { + + const stride = this.valueSize, + buffer = this.buffer, + offset = accuIndex * stride + stride, + + weight = this.cumulativeWeight, + weightAdditive = this.cumulativeWeightAdditive, + + binding = this.binding; + + this.cumulativeWeight = 0; + this.cumulativeWeightAdditive = 0; + + if ( weight < 1 ) { + + // accuN := accuN + original * ( 1 - cumulativeWeight ) + + const originalValueOffset = stride * this._origIndex; + + this._mixBufferRegion( + buffer, offset, originalValueOffset, 1 - weight, stride ); + + } + + if ( weightAdditive > 0 ) { + + // accuN := accuN + additive accuN + + this._mixBufferRegionAdditive( buffer, offset, this._addIndex * stride, 1, stride ); + + } + + for ( let i = stride, e = stride + stride; i !== e; ++ i ) { + + if ( buffer[ i ] !== buffer[ i + stride ] ) { + + // value has changed -> update scene graph + + binding.setValue( buffer, offset ); + break; + + } + + } + + } + + // remember the state of the bound property and copy it to both accus + saveOriginalState() { + + const binding = this.binding; + + const buffer = this.buffer, + stride = this.valueSize, + + originalValueOffset = stride * this._origIndex; + + binding.getValue( buffer, originalValueOffset ); + + // accu[0..1] := orig -- initially detect changes against the original + for ( let i = stride, e = originalValueOffset; i !== e; ++ i ) { + + buffer[ i ] = buffer[ originalValueOffset + ( i % stride ) ]; + + } + + // Add to identity for additive + this._setIdentity(); + + this.cumulativeWeight = 0; + this.cumulativeWeightAdditive = 0; + + } + + // apply the state previously taken via 'saveOriginalState' to the binding + restoreOriginalState() { + + const originalValueOffset = this.valueSize * 3; + this.binding.setValue( this.buffer, originalValueOffset ); + + } + + _setAdditiveIdentityNumeric() { + + const startIndex = this._addIndex * this.valueSize; + const endIndex = startIndex + this.valueSize; + + for ( let i = startIndex; i < endIndex; i ++ ) { + + this.buffer[ i ] = 0; + + } + + } + + _setAdditiveIdentityQuaternion() { + + this._setAdditiveIdentityNumeric(); + this.buffer[ this._addIndex * this.valueSize + 3 ] = 1; + + } + + _setAdditiveIdentityOther() { + + const startIndex = this._origIndex * this.valueSize; + const targetIndex = this._addIndex * this.valueSize; + + for ( let i = 0; i < this.valueSize; i ++ ) { + + this.buffer[ targetIndex + i ] = this.buffer[ startIndex + i ]; + + } + + } + + + // mix functions + + _select( buffer, dstOffset, srcOffset, t, stride ) { + + if ( t >= 0.5 ) { + + for ( let i = 0; i !== stride; ++ i ) { + + buffer[ dstOffset + i ] = buffer[ srcOffset + i ]; + + } + + } + + } + + _slerp( buffer, dstOffset, srcOffset, t ) { + + Quaternion.slerpFlat( buffer, dstOffset, buffer, dstOffset, buffer, srcOffset, t ); + + } + + _slerpAdditive( buffer, dstOffset, srcOffset, t, stride ) { + + const workOffset = this._workIndex * stride; + + // Store result in intermediate buffer offset + Quaternion.multiplyQuaternionsFlat( buffer, workOffset, buffer, dstOffset, buffer, srcOffset ); + + // Slerp to the intermediate result + Quaternion.slerpFlat( buffer, dstOffset, buffer, dstOffset, buffer, workOffset, t ); + + } + + _lerp( buffer, dstOffset, srcOffset, t, stride ) { + + const s = 1 - t; + + for ( let i = 0; i !== stride; ++ i ) { + + const j = dstOffset + i; + + buffer[ j ] = buffer[ j ] * s + buffer[ srcOffset + i ] * t; + + } + + } + + _lerpAdditive( buffer, dstOffset, srcOffset, t, stride ) { + + for ( let i = 0; i !== stride; ++ i ) { + + const j = dstOffset + i; + + buffer[ j ] = buffer[ j ] + buffer[ srcOffset + i ] * t; + + } + + } + +} + + +export { PropertyMixer }; diff --git a/libs/three/src/animation/tracks/BooleanKeyframeTrack.js b/libs/three/src/animation/tracks/BooleanKeyframeTrack.js new file mode 100644 index 000000000..277b36963 --- /dev/null +++ b/libs/three/src/animation/tracks/BooleanKeyframeTrack.js @@ -0,0 +1,19 @@ +import { InterpolateDiscrete } from '../../constants.js'; +import { KeyframeTrack } from '../KeyframeTrack.js'; + +/** + * A Track of Boolean keyframe values. + */ +class BooleanKeyframeTrack extends KeyframeTrack {} + +BooleanKeyframeTrack.prototype.ValueTypeName = 'bool'; +BooleanKeyframeTrack.prototype.ValueBufferType = Array; +BooleanKeyframeTrack.prototype.DefaultInterpolation = InterpolateDiscrete; +BooleanKeyframeTrack.prototype.InterpolantFactoryMethodLinear = undefined; +BooleanKeyframeTrack.prototype.InterpolantFactoryMethodSmooth = undefined; + +// Note: Actually this track could have a optimized / compressed +// representation of a single value and a custom interpolant that +// computes "firstValue ^ isOdd( index )". + +export { BooleanKeyframeTrack }; diff --git a/libs/three/src/animation/tracks/ColorKeyframeTrack.js b/libs/three/src/animation/tracks/ColorKeyframeTrack.js new file mode 100644 index 000000000..ee789efac --- /dev/null +++ b/libs/three/src/animation/tracks/ColorKeyframeTrack.js @@ -0,0 +1,15 @@ +import { KeyframeTrack } from '../KeyframeTrack.js'; + +/** + * A Track of keyframe values that represent color. + */ +class ColorKeyframeTrack extends KeyframeTrack {} + +ColorKeyframeTrack.prototype.ValueTypeName = 'color'; +// ValueBufferType is inherited +// DefaultInterpolation is inherited + +// Note: Very basic implementation and nothing special yet. +// However, this is the place for color space parameterization. + +export { ColorKeyframeTrack }; diff --git a/libs/three/src/animation/tracks/NumberKeyframeTrack.js b/libs/three/src/animation/tracks/NumberKeyframeTrack.js new file mode 100644 index 000000000..58b74ca54 --- /dev/null +++ b/libs/three/src/animation/tracks/NumberKeyframeTrack.js @@ -0,0 +1,12 @@ +import { KeyframeTrack } from '../KeyframeTrack.js'; + +/** + * A Track of numeric keyframe values. + */ +class NumberKeyframeTrack extends KeyframeTrack {} + +NumberKeyframeTrack.prototype.ValueTypeName = 'number'; +// ValueBufferType is inherited +// DefaultInterpolation is inherited + +export { NumberKeyframeTrack }; diff --git a/libs/three/src/animation/tracks/QuaternionKeyframeTrack.js b/libs/three/src/animation/tracks/QuaternionKeyframeTrack.js new file mode 100644 index 000000000..d070e4e0f --- /dev/null +++ b/libs/three/src/animation/tracks/QuaternionKeyframeTrack.js @@ -0,0 +1,23 @@ +import { InterpolateLinear } from '../../constants.js'; +import { KeyframeTrack } from '../KeyframeTrack.js'; +import { QuaternionLinearInterpolant } from '../../math/interpolants/QuaternionLinearInterpolant.js'; + +/** + * A Track of quaternion keyframe values. + */ +class QuaternionKeyframeTrack extends KeyframeTrack { + + InterpolantFactoryMethodLinear( result ) { + + return new QuaternionLinearInterpolant( this.times, this.values, this.getValueSize(), result ); + + } + +} + +QuaternionKeyframeTrack.prototype.ValueTypeName = 'quaternion'; +// ValueBufferType is inherited +QuaternionKeyframeTrack.prototype.DefaultInterpolation = InterpolateLinear; +QuaternionKeyframeTrack.prototype.InterpolantFactoryMethodSmooth = undefined; + +export { QuaternionKeyframeTrack }; diff --git a/libs/three/src/animation/tracks/StringKeyframeTrack.js b/libs/three/src/animation/tracks/StringKeyframeTrack.js new file mode 100644 index 000000000..e7e615703 --- /dev/null +++ b/libs/three/src/animation/tracks/StringKeyframeTrack.js @@ -0,0 +1,15 @@ +import { InterpolateDiscrete } from '../../constants.js'; +import { KeyframeTrack } from '../KeyframeTrack.js'; + +/** + * A Track that interpolates Strings + */ +class StringKeyframeTrack extends KeyframeTrack {} + +StringKeyframeTrack.prototype.ValueTypeName = 'string'; +StringKeyframeTrack.prototype.ValueBufferType = Array; +StringKeyframeTrack.prototype.DefaultInterpolation = InterpolateDiscrete; +StringKeyframeTrack.prototype.InterpolantFactoryMethodLinear = undefined; +StringKeyframeTrack.prototype.InterpolantFactoryMethodSmooth = undefined; + +export { StringKeyframeTrack }; diff --git a/libs/three/src/animation/tracks/VectorKeyframeTrack.js b/libs/three/src/animation/tracks/VectorKeyframeTrack.js new file mode 100644 index 000000000..bdccf8b22 --- /dev/null +++ b/libs/three/src/animation/tracks/VectorKeyframeTrack.js @@ -0,0 +1,12 @@ +import { KeyframeTrack } from '../KeyframeTrack.js'; + +/** + * A Track of vectored keyframe values. + */ +class VectorKeyframeTrack extends KeyframeTrack {} + +VectorKeyframeTrack.prototype.ValueTypeName = 'vector'; +// ValueBufferType is inherited +// DefaultInterpolation is inherited + +export { VectorKeyframeTrack }; diff --git a/libs/three/src/audio/Audio.js b/libs/three/src/audio/Audio.js new file mode 100644 index 000000000..9609d21ea --- /dev/null +++ b/libs/three/src/audio/Audio.js @@ -0,0 +1,402 @@ +import { Object3D } from '../core/Object3D.js'; + +class Audio extends Object3D { + + constructor( listener ) { + + super(); + + this.type = 'Audio'; + + this.listener = listener; + this.context = listener.context; + + this.gain = this.context.createGain(); + this.gain.connect( listener.getInput() ); + + this.autoplay = false; + + this.buffer = null; + this.detune = 0; + this.loop = false; + this.loopStart = 0; + this.loopEnd = 0; + this.offset = 0; + this.duration = undefined; + this.playbackRate = 1; + this.isPlaying = false; + this.hasPlaybackControl = true; + this.source = null; + this.sourceType = 'empty'; + + this._startedAt = 0; + this._progress = 0; + this._connected = false; + + this.filters = []; + + } + + getOutput() { + + return this.gain; + + } + + setNodeSource( audioNode ) { + + this.hasPlaybackControl = false; + this.sourceType = 'audioNode'; + this.source = audioNode; + this.connect(); + + return this; + + } + + setMediaElementSource( mediaElement ) { + + this.hasPlaybackControl = false; + this.sourceType = 'mediaNode'; + this.source = this.context.createMediaElementSource( mediaElement ); + this.connect(); + + return this; + + } + + setMediaStreamSource( mediaStream ) { + + this.hasPlaybackControl = false; + this.sourceType = 'mediaStreamNode'; + this.source = this.context.createMediaStreamSource( mediaStream ); + this.connect(); + + return this; + + } + + setBuffer( audioBuffer ) { + + this.buffer = audioBuffer; + this.sourceType = 'buffer'; + + if ( this.autoplay ) this.play(); + + return this; + + } + + play( delay = 0 ) { + + if ( this.isPlaying === true ) { + + console.warn( 'THREE.Audio: Audio is already playing.' ); + return; + + } + + if ( this.hasPlaybackControl === false ) { + + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; + + } + + this._startedAt = this.context.currentTime + delay; + + const source = this.context.createBufferSource(); + source.buffer = this.buffer; + source.loop = this.loop; + source.loopStart = this.loopStart; + source.loopEnd = this.loopEnd; + source.onended = this.onEnded.bind( this ); + source.start( this._startedAt, this._progress + this.offset, this.duration ); + + this.isPlaying = true; + + this.source = source; + + this.setDetune( this.detune ); + this.setPlaybackRate( this.playbackRate ); + + return this.connect(); + + } + + pause() { + + if ( this.hasPlaybackControl === false ) { + + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; + + } + + if ( this.isPlaying === true ) { + + // update current progress + + this._progress += Math.max( this.context.currentTime - this._startedAt, 0 ) * this.playbackRate; + + if ( this.loop === true ) { + + // ensure _progress does not exceed duration with looped audios + + this._progress = this._progress % ( this.duration || this.buffer.duration ); + + } + + this.source.stop(); + this.source.onended = null; + + this.isPlaying = false; + + } + + return this; + + } + + stop() { + + if ( this.hasPlaybackControl === false ) { + + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; + + } + + this._progress = 0; + + if ( this.source !== null ) { + + this.source.stop(); + this.source.onended = null; + + } + + this.isPlaying = false; + + return this; + + } + + connect() { + + if ( this.filters.length > 0 ) { + + this.source.connect( this.filters[ 0 ] ); + + for ( let i = 1, l = this.filters.length; i < l; i ++ ) { + + this.filters[ i - 1 ].connect( this.filters[ i ] ); + + } + + this.filters[ this.filters.length - 1 ].connect( this.getOutput() ); + + } else { + + this.source.connect( this.getOutput() ); + + } + + this._connected = true; + + return this; + + } + + disconnect() { + + if ( this._connected === false ) { + + return; + + } + + if ( this.filters.length > 0 ) { + + this.source.disconnect( this.filters[ 0 ] ); + + for ( let i = 1, l = this.filters.length; i < l; i ++ ) { + + this.filters[ i - 1 ].disconnect( this.filters[ i ] ); + + } + + this.filters[ this.filters.length - 1 ].disconnect( this.getOutput() ); + + } else { + + this.source.disconnect( this.getOutput() ); + + } + + this._connected = false; + + return this; + + } + + getFilters() { + + return this.filters; + + } + + setFilters( value ) { + + if ( ! value ) value = []; + + if ( this._connected === true ) { + + this.disconnect(); + this.filters = value.slice(); + this.connect(); + + } else { + + this.filters = value.slice(); + + } + + return this; + + } + + setDetune( value ) { + + this.detune = value; + + if ( this.source.detune === undefined ) return; // only set detune when available + + if ( this.isPlaying === true ) { + + this.source.detune.setTargetAtTime( this.detune, this.context.currentTime, 0.01 ); + + } + + return this; + + } + + getDetune() { + + return this.detune; + + } + + getFilter() { + + return this.getFilters()[ 0 ]; + + } + + setFilter( filter ) { + + return this.setFilters( filter ? [ filter ] : [] ); + + } + + setPlaybackRate( value ) { + + if ( this.hasPlaybackControl === false ) { + + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; + + } + + this.playbackRate = value; + + if ( this.isPlaying === true ) { + + this.source.playbackRate.setTargetAtTime( this.playbackRate, this.context.currentTime, 0.01 ); + + } + + return this; + + } + + getPlaybackRate() { + + return this.playbackRate; + + } + + onEnded() { + + this.isPlaying = false; + + } + + getLoop() { + + if ( this.hasPlaybackControl === false ) { + + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return false; + + } + + return this.loop; + + } + + setLoop( value ) { + + if ( this.hasPlaybackControl === false ) { + + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; + + } + + this.loop = value; + + if ( this.isPlaying === true ) { + + this.source.loop = this.loop; + + } + + return this; + + } + + setLoopStart( value ) { + + this.loopStart = value; + + return this; + + } + + setLoopEnd( value ) { + + this.loopEnd = value; + + return this; + + } + + getVolume() { + + return this.gain.gain.value; + + } + + setVolume( value ) { + + this.gain.gain.setTargetAtTime( value, this.context.currentTime, 0.01 ); + + return this; + + } + +} + +export { Audio }; diff --git a/libs/three/src/audio/AudioAnalyser.js b/libs/three/src/audio/AudioAnalyser.js new file mode 100644 index 000000000..bb34c791f --- /dev/null +++ b/libs/three/src/audio/AudioAnalyser.js @@ -0,0 +1,40 @@ +class AudioAnalyser { + + constructor( audio, fftSize = 2048 ) { + + this.analyser = audio.context.createAnalyser(); + this.analyser.fftSize = fftSize; + + this.data = new Uint8Array( this.analyser.frequencyBinCount ); + + audio.getOutput().connect( this.analyser ); + + } + + + getFrequencyData() { + + this.analyser.getByteFrequencyData( this.data ); + + return this.data; + + } + + getAverageFrequency() { + + let value = 0; + const data = this.getFrequencyData(); + + for ( let i = 0; i < data.length; i ++ ) { + + value += data[ i ]; + + } + + return value / data.length; + + } + +} + +export { AudioAnalyser }; diff --git a/libs/three/src/audio/AudioContext.js b/libs/three/src/audio/AudioContext.js new file mode 100644 index 000000000..a7cd91132 --- /dev/null +++ b/libs/three/src/audio/AudioContext.js @@ -0,0 +1,25 @@ +let _context; + +class AudioContext { + + static getContext() { + + if ( _context === undefined ) { + + _context = new ( window.AudioContext || window.webkitAudioContext )(); + + } + + return _context; + + } + + static setContext( value ) { + + _context = value; + + } + +} + +export { AudioContext }; diff --git a/libs/three/src/audio/AudioListener.js b/libs/three/src/audio/AudioListener.js new file mode 100644 index 000000000..330b6b2de --- /dev/null +++ b/libs/three/src/audio/AudioListener.js @@ -0,0 +1,137 @@ +import { Vector3 } from '../math/Vector3.js'; +import { Quaternion } from '../math/Quaternion.js'; +import { Clock } from '../core/Clock.js'; +import { Object3D } from '../core/Object3D.js'; +import { AudioContext } from './AudioContext.js'; + +const _position = /*@__PURE__*/ new Vector3(); +const _quaternion = /*@__PURE__*/ new Quaternion(); +const _scale = /*@__PURE__*/ new Vector3(); +const _orientation = /*@__PURE__*/ new Vector3(); + +class AudioListener extends Object3D { + + constructor() { + + super(); + + this.type = 'AudioListener'; + + this.context = AudioContext.getContext(); + + this.gain = this.context.createGain(); + this.gain.connect( this.context.destination ); + + this.filter = null; + + this.timeDelta = 0; + + // private + + this._clock = new Clock(); + + } + + getInput() { + + return this.gain; + + } + + removeFilter() { + + if ( this.filter !== null ) { + + this.gain.disconnect( this.filter ); + this.filter.disconnect( this.context.destination ); + this.gain.connect( this.context.destination ); + this.filter = null; + + } + + return this; + + } + + getFilter() { + + return this.filter; + + } + + setFilter( value ) { + + if ( this.filter !== null ) { + + this.gain.disconnect( this.filter ); + this.filter.disconnect( this.context.destination ); + + } else { + + this.gain.disconnect( this.context.destination ); + + } + + this.filter = value; + this.gain.connect( this.filter ); + this.filter.connect( this.context.destination ); + + return this; + + } + + getMasterVolume() { + + return this.gain.gain.value; + + } + + setMasterVolume( value ) { + + this.gain.gain.setTargetAtTime( value, this.context.currentTime, 0.01 ); + + return this; + + } + + updateMatrixWorld( force ) { + + super.updateMatrixWorld( force ); + + const listener = this.context.listener; + const up = this.up; + + this.timeDelta = this._clock.getDelta(); + + this.matrixWorld.decompose( _position, _quaternion, _scale ); + + _orientation.set( 0, 0, - 1 ).applyQuaternion( _quaternion ); + + if ( listener.positionX ) { + + // code path for Chrome (see #14393) + + const endTime = this.context.currentTime + this.timeDelta; + + listener.positionX.linearRampToValueAtTime( _position.x, endTime ); + listener.positionY.linearRampToValueAtTime( _position.y, endTime ); + listener.positionZ.linearRampToValueAtTime( _position.z, endTime ); + listener.forwardX.linearRampToValueAtTime( _orientation.x, endTime ); + listener.forwardY.linearRampToValueAtTime( _orientation.y, endTime ); + listener.forwardZ.linearRampToValueAtTime( _orientation.z, endTime ); + listener.upX.linearRampToValueAtTime( up.x, endTime ); + listener.upY.linearRampToValueAtTime( up.y, endTime ); + listener.upZ.linearRampToValueAtTime( up.z, endTime ); + + } else { + + listener.setPosition( _position.x, _position.y, _position.z ); + listener.setOrientation( _orientation.x, _orientation.y, _orientation.z, up.x, up.y, up.z ); + + } + + } + +} + +export { AudioListener }; diff --git a/libs/three/src/audio/PositionalAudio.js b/libs/three/src/audio/PositionalAudio.js new file mode 100644 index 000000000..f60bcb383 --- /dev/null +++ b/libs/three/src/audio/PositionalAudio.js @@ -0,0 +1,146 @@ +import { Vector3 } from '../math/Vector3.js'; +import { Quaternion } from '../math/Quaternion.js'; +import { Audio } from './Audio.js'; + +const _position = /*@__PURE__*/ new Vector3(); +const _quaternion = /*@__PURE__*/ new Quaternion(); +const _scale = /*@__PURE__*/ new Vector3(); +const _orientation = /*@__PURE__*/ new Vector3(); + +class PositionalAudio extends Audio { + + constructor( listener ) { + + super( listener ); + + this.panner = this.context.createPanner(); + this.panner.panningModel = 'HRTF'; + this.panner.connect( this.gain ); + + } + + connect() { + + super.connect(); + + this.panner.connect( this.gain ); + + } + + disconnect() { + + super.disconnect(); + + this.panner.disconnect( this.gain ); + + } + + getOutput() { + + return this.panner; + + } + + getRefDistance() { + + return this.panner.refDistance; + + } + + setRefDistance( value ) { + + this.panner.refDistance = value; + + return this; + + } + + getRolloffFactor() { + + return this.panner.rolloffFactor; + + } + + setRolloffFactor( value ) { + + this.panner.rolloffFactor = value; + + return this; + + } + + getDistanceModel() { + + return this.panner.distanceModel; + + } + + setDistanceModel( value ) { + + this.panner.distanceModel = value; + + return this; + + } + + getMaxDistance() { + + return this.panner.maxDistance; + + } + + setMaxDistance( value ) { + + this.panner.maxDistance = value; + + return this; + + } + + setDirectionalCone( coneInnerAngle, coneOuterAngle, coneOuterGain ) { + + this.panner.coneInnerAngle = coneInnerAngle; + this.panner.coneOuterAngle = coneOuterAngle; + this.panner.coneOuterGain = coneOuterGain; + + return this; + + } + + updateMatrixWorld( force ) { + + super.updateMatrixWorld( force ); + + if ( this.hasPlaybackControl === true && this.isPlaying === false ) return; + + this.matrixWorld.decompose( _position, _quaternion, _scale ); + + _orientation.set( 0, 0, 1 ).applyQuaternion( _quaternion ); + + const panner = this.panner; + + if ( panner.positionX ) { + + // code path for Chrome and Firefox (see #14393) + + const endTime = this.context.currentTime + this.listener.timeDelta; + + panner.positionX.linearRampToValueAtTime( _position.x, endTime ); + panner.positionY.linearRampToValueAtTime( _position.y, endTime ); + panner.positionZ.linearRampToValueAtTime( _position.z, endTime ); + panner.orientationX.linearRampToValueAtTime( _orientation.x, endTime ); + panner.orientationY.linearRampToValueAtTime( _orientation.y, endTime ); + panner.orientationZ.linearRampToValueAtTime( _orientation.z, endTime ); + + } else { + + panner.setPosition( _position.x, _position.y, _position.z ); + panner.setOrientation( _orientation.x, _orientation.y, _orientation.z ); + + } + + } + +} + +export { PositionalAudio }; diff --git a/libs/three/src/cameras/ArrayCamera.js b/libs/three/src/cameras/ArrayCamera.js new file mode 100644 index 000000000..4da2d1d4a --- /dev/null +++ b/libs/three/src/cameras/ArrayCamera.js @@ -0,0 +1,17 @@ +import { PerspectiveCamera } from './PerspectiveCamera.js'; + +class ArrayCamera extends PerspectiveCamera { + + constructor( array = [] ) { + + super(); + + this.isArrayCamera = true; + + this.cameras = array; + + } + +} + +export { ArrayCamera }; diff --git a/libs/three/src/cameras/Camera.js b/libs/three/src/cameras/Camera.js new file mode 100644 index 000000000..3f68b3131 --- /dev/null +++ b/libs/three/src/cameras/Camera.js @@ -0,0 +1,69 @@ +import { WebGLCoordinateSystem } from '../constants.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Object3D } from '../core/Object3D.js'; + +class Camera extends Object3D { + + constructor() { + + super(); + + this.isCamera = true; + + this.type = 'Camera'; + + this.matrixWorldInverse = new Matrix4(); + + this.projectionMatrix = new Matrix4(); + this.projectionMatrixInverse = new Matrix4(); + + this.coordinateSystem = WebGLCoordinateSystem; + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.matrixWorldInverse.copy( source.matrixWorldInverse ); + + this.projectionMatrix.copy( source.projectionMatrix ); + this.projectionMatrixInverse.copy( source.projectionMatrixInverse ); + + this.coordinateSystem = source.coordinateSystem; + + return this; + + } + + getWorldDirection( target ) { + + return super.getWorldDirection( target ).negate(); + + } + + updateMatrixWorld( force ) { + + super.updateMatrixWorld( force ); + + this.matrixWorldInverse.copy( this.matrixWorld ).invert(); + + } + + updateWorldMatrix( updateParents, updateChildren ) { + + super.updateWorldMatrix( updateParents, updateChildren ); + + this.matrixWorldInverse.copy( this.matrixWorld ).invert(); + + } + + clone() { + + return new this.constructor().copy( this ); + + } + +} + +export { Camera }; diff --git a/libs/three/src/cameras/CubeCamera.js b/libs/three/src/cameras/CubeCamera.js new file mode 100644 index 000000000..66ba89760 --- /dev/null +++ b/libs/three/src/cameras/CubeCamera.js @@ -0,0 +1,173 @@ +import { WebGLCoordinateSystem, WebGPUCoordinateSystem } from '../constants.js'; +import { Object3D } from '../core/Object3D.js'; +import { PerspectiveCamera } from './PerspectiveCamera.js'; + +const fov = - 90; // negative fov is not an error +const aspect = 1; + +class CubeCamera extends Object3D { + + constructor( near, far, renderTarget ) { + + super(); + + this.type = 'CubeCamera'; + + this.renderTarget = renderTarget; + this.coordinateSystem = null; + this.activeMipmapLevel = 0; + + const cameraPX = new PerspectiveCamera( fov, aspect, near, far ); + cameraPX.layers = this.layers; + this.add( cameraPX ); + + const cameraNX = new PerspectiveCamera( fov, aspect, near, far ); + cameraNX.layers = this.layers; + this.add( cameraNX ); + + const cameraPY = new PerspectiveCamera( fov, aspect, near, far ); + cameraPY.layers = this.layers; + this.add( cameraPY ); + + const cameraNY = new PerspectiveCamera( fov, aspect, near, far ); + cameraNY.layers = this.layers; + this.add( cameraNY ); + + const cameraPZ = new PerspectiveCamera( fov, aspect, near, far ); + cameraPZ.layers = this.layers; + this.add( cameraPZ ); + + const cameraNZ = new PerspectiveCamera( fov, aspect, near, far ); + cameraNZ.layers = this.layers; + this.add( cameraNZ ); + + } + + updateCoordinateSystem() { + + const coordinateSystem = this.coordinateSystem; + + const cameras = this.children.concat(); + + const [ cameraPX, cameraNX, cameraPY, cameraNY, cameraPZ, cameraNZ ] = cameras; + + for ( const camera of cameras ) this.remove( camera ); + + if ( coordinateSystem === WebGLCoordinateSystem ) { + + cameraPX.up.set( 0, 1, 0 ); + cameraPX.lookAt( 1, 0, 0 ); + + cameraNX.up.set( 0, 1, 0 ); + cameraNX.lookAt( - 1, 0, 0 ); + + cameraPY.up.set( 0, 0, - 1 ); + cameraPY.lookAt( 0, 1, 0 ); + + cameraNY.up.set( 0, 0, 1 ); + cameraNY.lookAt( 0, - 1, 0 ); + + cameraPZ.up.set( 0, 1, 0 ); + cameraPZ.lookAt( 0, 0, 1 ); + + cameraNZ.up.set( 0, 1, 0 ); + cameraNZ.lookAt( 0, 0, - 1 ); + + } else if ( coordinateSystem === WebGPUCoordinateSystem ) { + + cameraPX.up.set( 0, - 1, 0 ); + cameraPX.lookAt( - 1, 0, 0 ); + + cameraNX.up.set( 0, - 1, 0 ); + cameraNX.lookAt( 1, 0, 0 ); + + cameraPY.up.set( 0, 0, 1 ); + cameraPY.lookAt( 0, 1, 0 ); + + cameraNY.up.set( 0, 0, - 1 ); + cameraNY.lookAt( 0, - 1, 0 ); + + cameraPZ.up.set( 0, - 1, 0 ); + cameraPZ.lookAt( 0, 0, 1 ); + + cameraNZ.up.set( 0, - 1, 0 ); + cameraNZ.lookAt( 0, 0, - 1 ); + + } else { + + throw new Error( 'THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: ' + coordinateSystem ); + + } + + for ( const camera of cameras ) { + + this.add( camera ); + + camera.updateMatrixWorld(); + + } + + } + + update( renderer, scene ) { + + if ( this.parent === null ) this.updateMatrixWorld(); + + const { renderTarget, activeMipmapLevel } = this; + + if ( this.coordinateSystem !== renderer.coordinateSystem ) { + + this.coordinateSystem = renderer.coordinateSystem; + + this.updateCoordinateSystem(); + + } + + const [ cameraPX, cameraNX, cameraPY, cameraNY, cameraPZ, cameraNZ ] = this.children; + + const currentRenderTarget = renderer.getRenderTarget(); + const currentActiveCubeFace = renderer.getActiveCubeFace(); + const currentActiveMipmapLevel = renderer.getActiveMipmapLevel(); + + const currentXrEnabled = renderer.xr.enabled; + + renderer.xr.enabled = false; + + const generateMipmaps = renderTarget.texture.generateMipmaps; + + renderTarget.texture.generateMipmaps = false; + + renderer.setRenderTarget( renderTarget, 0, activeMipmapLevel ); + renderer.render( scene, cameraPX ); + + renderer.setRenderTarget( renderTarget, 1, activeMipmapLevel ); + renderer.render( scene, cameraNX ); + + renderer.setRenderTarget( renderTarget, 2, activeMipmapLevel ); + renderer.render( scene, cameraPY ); + + renderer.setRenderTarget( renderTarget, 3, activeMipmapLevel ); + renderer.render( scene, cameraNY ); + + renderer.setRenderTarget( renderTarget, 4, activeMipmapLevel ); + renderer.render( scene, cameraPZ ); + + // mipmaps are generated during the last call of render() + // at this point, all sides of the cube render target are defined + + renderTarget.texture.generateMipmaps = generateMipmaps; + + renderer.setRenderTarget( renderTarget, 5, activeMipmapLevel ); + renderer.render( scene, cameraNZ ); + + renderer.setRenderTarget( currentRenderTarget, currentActiveCubeFace, currentActiveMipmapLevel ); + + renderer.xr.enabled = currentXrEnabled; + + renderTarget.texture.needsPMREMUpdate = true; + + } + +} + +export { CubeCamera }; diff --git a/libs/three/src/cameras/OrthographicCamera.js b/libs/three/src/cameras/OrthographicCamera.js new file mode 100755 index 000000000..87f9691e4 --- /dev/null +++ b/libs/three/src/cameras/OrthographicCamera.js @@ -0,0 +1,136 @@ +import { Camera } from './Camera.js'; + +class OrthographicCamera extends Camera { + + constructor( left = - 1, right = 1, top = 1, bottom = - 1, near = 0.1, far = 2000 ) { + + super(); + + this.isOrthographicCamera = true; + + this.type = 'OrthographicCamera'; + + this.zoom = 1; + this.view = null; + + this.left = left; + this.right = right; + this.top = top; + this.bottom = bottom; + + this.near = near; + this.far = far; + + this.updateProjectionMatrix(); + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.left = source.left; + this.right = source.right; + this.top = source.top; + this.bottom = source.bottom; + this.near = source.near; + this.far = source.far; + + this.zoom = source.zoom; + this.view = source.view === null ? null : Object.assign( {}, source.view ); + + return this; + + } + + setViewOffset( fullWidth, fullHeight, x, y, width, height ) { + + if ( this.view === null ) { + + this.view = { + enabled: true, + fullWidth: 1, + fullHeight: 1, + offsetX: 0, + offsetY: 0, + width: 1, + height: 1 + }; + + } + + this.view.enabled = true; + this.view.fullWidth = fullWidth; + this.view.fullHeight = fullHeight; + this.view.offsetX = x; + this.view.offsetY = y; + this.view.width = width; + this.view.height = height; + + this.updateProjectionMatrix(); + + } + + clearViewOffset() { + + if ( this.view !== null ) { + + this.view.enabled = false; + + } + + this.updateProjectionMatrix(); + + } + + updateProjectionMatrix() { + + const dx = ( this.right - this.left ) / ( 2 * this.zoom ); + const dy = ( this.top - this.bottom ) / ( 2 * this.zoom ); + const cx = ( this.right + this.left ) / 2; + const cy = ( this.top + this.bottom ) / 2; + + let left = cx - dx; + let right = cx + dx; + let top = cy + dy; + let bottom = cy - dy; + + if ( this.view !== null && this.view.enabled ) { + + const scaleW = ( this.right - this.left ) / this.view.fullWidth / this.zoom; + const scaleH = ( this.top - this.bottom ) / this.view.fullHeight / this.zoom; + + left += scaleW * this.view.offsetX; + right = left + scaleW * this.view.width; + top -= scaleH * this.view.offsetY; + bottom = top - scaleH * this.view.height; + + } + + this.projectionMatrix.makeOrthographic( left, right, top, bottom, this.near, this.far, this.coordinateSystem ); + + this.projectionMatrixInverse.copy( this.projectionMatrix ).invert(); + + } + + toJSON( meta ) { + + const data = super.toJSON( meta ); + + data.object.zoom = this.zoom; + data.object.left = this.left; + data.object.right = this.right; + data.object.top = this.top; + data.object.bottom = this.bottom; + data.object.near = this.near; + data.object.far = this.far; + + if ( this.view !== null ) data.object.view = Object.assign( {}, this.view ); + + return data; + + } + +} + +export { OrthographicCamera }; diff --git a/libs/three/src/cameras/PerspectiveCamera.js b/libs/three/src/cameras/PerspectiveCamera.js new file mode 100644 index 000000000..e6450d2c3 --- /dev/null +++ b/libs/three/src/cameras/PerspectiveCamera.js @@ -0,0 +1,233 @@ +import { Camera } from './Camera.js'; +import * as MathUtils from '../math/MathUtils.js'; + +class PerspectiveCamera extends Camera { + + constructor( fov = 50, aspect = 1, near = 0.1, far = 2000 ) { + + super(); + + this.isPerspectiveCamera = true; + + this.type = 'PerspectiveCamera'; + + this.fov = fov; + this.zoom = 1; + + this.near = near; + this.far = far; + this.focus = 10; + + this.aspect = aspect; + this.view = null; + + this.filmGauge = 35; // width of the film (default in millimeters) + this.filmOffset = 0; // horizontal film offset (same unit as gauge) + + this.updateProjectionMatrix(); + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.fov = source.fov; + this.zoom = source.zoom; + + this.near = source.near; + this.far = source.far; + this.focus = source.focus; + + this.aspect = source.aspect; + this.view = source.view === null ? null : Object.assign( {}, source.view ); + + this.filmGauge = source.filmGauge; + this.filmOffset = source.filmOffset; + + return this; + + } + + /** + * Sets the FOV by focal length in respect to the current .filmGauge. + * + * The default film gauge is 35, so that the focal length can be specified for + * a 35mm (full frame) camera. + * + * Values for focal length and film gauge must have the same unit. + */ + setFocalLength( focalLength ) { + + /** see {@link http://www.bobatkins.com/photography/technical/field_of_view.html} */ + const vExtentSlope = 0.5 * this.getFilmHeight() / focalLength; + + this.fov = MathUtils.RAD2DEG * 2 * Math.atan( vExtentSlope ); + this.updateProjectionMatrix(); + + } + + /** + * Calculates the focal length from the current .fov and .filmGauge. + */ + getFocalLength() { + + const vExtentSlope = Math.tan( MathUtils.DEG2RAD * 0.5 * this.fov ); + + return 0.5 * this.getFilmHeight() / vExtentSlope; + + } + + getEffectiveFOV() { + + return MathUtils.RAD2DEG * 2 * Math.atan( + Math.tan( MathUtils.DEG2RAD * 0.5 * this.fov ) / this.zoom ); + + } + + getFilmWidth() { + + // film not completely covered in portrait format (aspect < 1) + return this.filmGauge * Math.min( this.aspect, 1 ); + + } + + getFilmHeight() { + + // film not completely covered in landscape format (aspect > 1) + return this.filmGauge / Math.max( this.aspect, 1 ); + + } + + /** + * Sets an offset in a larger frustum. This is useful for multi-window or + * multi-monitor/multi-machine setups. + * + * For example, if you have 3x2 monitors and each monitor is 1920x1080 and + * the monitors are in grid like this + * + * +---+---+---+ + * | A | B | C | + * +---+---+---+ + * | D | E | F | + * +---+---+---+ + * + * then for each monitor you would call it like this + * + * const w = 1920; + * const h = 1080; + * const fullWidth = w * 3; + * const fullHeight = h * 2; + * + * --A-- + * camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 0, w, h ); + * --B-- + * camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 0, w, h ); + * --C-- + * camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 0, w, h ); + * --D-- + * camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 1, w, h ); + * --E-- + * camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 1, w, h ); + * --F-- + * camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 1, w, h ); + * + * Note there is no reason monitors have to be the same size or in a grid. + */ + setViewOffset( fullWidth, fullHeight, x, y, width, height ) { + + this.aspect = fullWidth / fullHeight; + + if ( this.view === null ) { + + this.view = { + enabled: true, + fullWidth: 1, + fullHeight: 1, + offsetX: 0, + offsetY: 0, + width: 1, + height: 1 + }; + + } + + this.view.enabled = true; + this.view.fullWidth = fullWidth; + this.view.fullHeight = fullHeight; + this.view.offsetX = x; + this.view.offsetY = y; + this.view.width = width; + this.view.height = height; + + this.updateProjectionMatrix(); + + } + + clearViewOffset() { + + if ( this.view !== null ) { + + this.view.enabled = false; + + } + + this.updateProjectionMatrix(); + + } + + updateProjectionMatrix() { + + const near = this.near; + let top = near * Math.tan( MathUtils.DEG2RAD * 0.5 * this.fov ) / this.zoom; + let height = 2 * top; + let width = this.aspect * height; + let left = - 0.5 * width; + const view = this.view; + + if ( this.view !== null && this.view.enabled ) { + + const fullWidth = view.fullWidth, + fullHeight = view.fullHeight; + + left += view.offsetX * width / fullWidth; + top -= view.offsetY * height / fullHeight; + width *= view.width / fullWidth; + height *= view.height / fullHeight; + + } + + const skew = this.filmOffset; + if ( skew !== 0 ) left += near * skew / this.getFilmWidth(); + + this.projectionMatrix.makePerspective( left, left + width, top, top - height, near, this.far, this.coordinateSystem ); + + this.projectionMatrixInverse.copy( this.projectionMatrix ).invert(); + + } + + toJSON( meta ) { + + const data = super.toJSON( meta ); + + data.object.fov = this.fov; + data.object.zoom = this.zoom; + + data.object.near = this.near; + data.object.far = this.far; + data.object.focus = this.focus; + + data.object.aspect = this.aspect; + + if ( this.view !== null ) data.object.view = Object.assign( {}, this.view ); + + data.object.filmGauge = this.filmGauge; + data.object.filmOffset = this.filmOffset; + + return data; + + } + +} + +export { PerspectiveCamera }; diff --git a/libs/three/src/cameras/StereoCamera.js b/libs/three/src/cameras/StereoCamera.js new file mode 100644 index 000000000..ae8f8485e --- /dev/null +++ b/libs/three/src/cameras/StereoCamera.js @@ -0,0 +1,100 @@ +import { Matrix4 } from '../math/Matrix4.js'; +import * as MathUtils from '../math/MathUtils.js'; +import { PerspectiveCamera } from './PerspectiveCamera.js'; + +const _eyeRight = /*@__PURE__*/ new Matrix4(); +const _eyeLeft = /*@__PURE__*/ new Matrix4(); +const _projectionMatrix = /*@__PURE__*/ new Matrix4(); + +class StereoCamera { + + constructor() { + + this.type = 'StereoCamera'; + + this.aspect = 1; + + this.eyeSep = 0.064; + + this.cameraL = new PerspectiveCamera(); + this.cameraL.layers.enable( 1 ); + this.cameraL.matrixAutoUpdate = false; + + this.cameraR = new PerspectiveCamera(); + this.cameraR.layers.enable( 2 ); + this.cameraR.matrixAutoUpdate = false; + + this._cache = { + focus: null, + fov: null, + aspect: null, + near: null, + far: null, + zoom: null, + eyeSep: null + }; + + } + + update( camera ) { + + const cache = this._cache; + + const needsUpdate = cache.focus !== camera.focus || cache.fov !== camera.fov || + cache.aspect !== camera.aspect * this.aspect || cache.near !== camera.near || + cache.far !== camera.far || cache.zoom !== camera.zoom || cache.eyeSep !== this.eyeSep; + + if ( needsUpdate ) { + + cache.focus = camera.focus; + cache.fov = camera.fov; + cache.aspect = camera.aspect * this.aspect; + cache.near = camera.near; + cache.far = camera.far; + cache.zoom = camera.zoom; + cache.eyeSep = this.eyeSep; + + // Off-axis stereoscopic effect based on + // http://paulbourke.net/stereographics/stereorender/ + + _projectionMatrix.copy( camera.projectionMatrix ); + const eyeSepHalf = cache.eyeSep / 2; + const eyeSepOnProjection = eyeSepHalf * cache.near / cache.focus; + const ymax = ( cache.near * Math.tan( MathUtils.DEG2RAD * cache.fov * 0.5 ) ) / cache.zoom; + let xmin, xmax; + + // translate xOffset + + _eyeLeft.elements[ 12 ] = - eyeSepHalf; + _eyeRight.elements[ 12 ] = eyeSepHalf; + + // for left eye + + xmin = - ymax * cache.aspect + eyeSepOnProjection; + xmax = ymax * cache.aspect + eyeSepOnProjection; + + _projectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin ); + _projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin ); + + this.cameraL.projectionMatrix.copy( _projectionMatrix ); + + // for right eye + + xmin = - ymax * cache.aspect - eyeSepOnProjection; + xmax = ymax * cache.aspect - eyeSepOnProjection; + + _projectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin ); + _projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin ); + + this.cameraR.projectionMatrix.copy( _projectionMatrix ); + + } + + this.cameraL.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeLeft ); + this.cameraR.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeRight ); + + } + +} + +export { StereoCamera }; diff --git a/libs/three/src/constants.js b/libs/three/src/constants.js new file mode 100644 index 000000000..9a9f7a6f9 --- /dev/null +++ b/libs/three/src/constants.js @@ -0,0 +1,217 @@ +export const REVISION = '160'; + +export const MOUSE = { LEFT: 0, MIDDLE: 1, RIGHT: 2, ROTATE: 0, DOLLY: 1, PAN: 2 }; +export const TOUCH = { ROTATE: 0, PAN: 1, DOLLY_PAN: 2, DOLLY_ROTATE: 3 }; +export const CullFaceNone = 0; +export const CullFaceBack = 1; +export const CullFaceFront = 2; +export const CullFaceFrontBack = 3; +export const BasicShadowMap = 0; +export const PCFShadowMap = 1; +export const PCFSoftShadowMap = 2; +export const VSMShadowMap = 3; +export const FrontSide = 0; +export const BackSide = 1; +export const DoubleSide = 2; +export const TwoPassDoubleSide = 2; // r149 +export const NoBlending = 0; +export const NormalBlending = 1; +export const AdditiveBlending = 2; +export const SubtractiveBlending = 3; +export const MultiplyBlending = 4; +export const CustomBlending = 5; +export const AddEquation = 100; +export const SubtractEquation = 101; +export const ReverseSubtractEquation = 102; +export const MinEquation = 103; +export const MaxEquation = 104; +export const ZeroFactor = 200; +export const OneFactor = 201; +export const SrcColorFactor = 202; +export const OneMinusSrcColorFactor = 203; +export const SrcAlphaFactor = 204; +export const OneMinusSrcAlphaFactor = 205; +export const DstAlphaFactor = 206; +export const OneMinusDstAlphaFactor = 207; +export const DstColorFactor = 208; +export const OneMinusDstColorFactor = 209; +export const SrcAlphaSaturateFactor = 210; +export const ConstantColorFactor = 211; +export const OneMinusConstantColorFactor = 212; +export const ConstantAlphaFactor = 213; +export const OneMinusConstantAlphaFactor = 214; +export const NeverDepth = 0; +export const AlwaysDepth = 1; +export const LessDepth = 2; +export const LessEqualDepth = 3; +export const EqualDepth = 4; +export const GreaterEqualDepth = 5; +export const GreaterDepth = 6; +export const NotEqualDepth = 7; +export const MultiplyOperation = 0; +export const MixOperation = 1; +export const AddOperation = 2; +export const NoToneMapping = 0; +export const LinearToneMapping = 1; +export const ReinhardToneMapping = 2; +export const CineonToneMapping = 3; +export const ACESFilmicToneMapping = 4; +export const CustomToneMapping = 5; +export const AgXToneMapping = 6; +export const AttachedBindMode = 'attached'; +export const DetachedBindMode = 'detached'; + +export const UVMapping = 300; +export const CubeReflectionMapping = 301; +export const CubeRefractionMapping = 302; +export const EquirectangularReflectionMapping = 303; +export const EquirectangularRefractionMapping = 304; +export const CubeUVReflectionMapping = 306; +export const RepeatWrapping = 1000; +export const ClampToEdgeWrapping = 1001; +export const MirroredRepeatWrapping = 1002; +export const NearestFilter = 1003; +export const NearestMipmapNearestFilter = 1004; +export const NearestMipMapNearestFilter = 1004; +export const NearestMipmapLinearFilter = 1005; +export const NearestMipMapLinearFilter = 1005; +export const LinearFilter = 1006; +export const LinearMipmapNearestFilter = 1007; +export const LinearMipMapNearestFilter = 1007; +export const LinearMipmapLinearFilter = 1008; +export const LinearMipMapLinearFilter = 1008; +export const UnsignedByteType = 1009; +export const ByteType = 1010; +export const ShortType = 1011; +export const UnsignedShortType = 1012; +export const IntType = 1013; +export const UnsignedIntType = 1014; +export const FloatType = 1015; +export const HalfFloatType = 1016; +export const UnsignedShort4444Type = 1017; +export const UnsignedShort5551Type = 1018; +export const UnsignedInt248Type = 1020; +export const AlphaFormat = 1021; +export const RGBAFormat = 1023; +export const LuminanceFormat = 1024; +export const LuminanceAlphaFormat = 1025; +export const DepthFormat = 1026; +export const DepthStencilFormat = 1027; +export const RedFormat = 1028; +export const RedIntegerFormat = 1029; +export const RGFormat = 1030; +export const RGIntegerFormat = 1031; +export const RGBAIntegerFormat = 1033; + +export const RGB_S3TC_DXT1_Format = 33776; +export const RGBA_S3TC_DXT1_Format = 33777; +export const RGBA_S3TC_DXT3_Format = 33778; +export const RGBA_S3TC_DXT5_Format = 33779; +export const RGB_PVRTC_4BPPV1_Format = 35840; +export const RGB_PVRTC_2BPPV1_Format = 35841; +export const RGBA_PVRTC_4BPPV1_Format = 35842; +export const RGBA_PVRTC_2BPPV1_Format = 35843; +export const RGB_ETC1_Format = 36196; +export const RGB_ETC2_Format = 37492; +export const RGBA_ETC2_EAC_Format = 37496; +export const RGBA_ASTC_4x4_Format = 37808; +export const RGBA_ASTC_5x4_Format = 37809; +export const RGBA_ASTC_5x5_Format = 37810; +export const RGBA_ASTC_6x5_Format = 37811; +export const RGBA_ASTC_6x6_Format = 37812; +export const RGBA_ASTC_8x5_Format = 37813; +export const RGBA_ASTC_8x6_Format = 37814; +export const RGBA_ASTC_8x8_Format = 37815; +export const RGBA_ASTC_10x5_Format = 37816; +export const RGBA_ASTC_10x6_Format = 37817; +export const RGBA_ASTC_10x8_Format = 37818; +export const RGBA_ASTC_10x10_Format = 37819; +export const RGBA_ASTC_12x10_Format = 37820; +export const RGBA_ASTC_12x12_Format = 37821; +export const RGBA_BPTC_Format = 36492; +export const RGB_BPTC_SIGNED_Format = 36494; +export const RGB_BPTC_UNSIGNED_Format = 36495; +export const RED_RGTC1_Format = 36283; +export const SIGNED_RED_RGTC1_Format = 36284; +export const RED_GREEN_RGTC2_Format = 36285; +export const SIGNED_RED_GREEN_RGTC2_Format = 36286; +export const LoopOnce = 2200; +export const LoopRepeat = 2201; +export const LoopPingPong = 2202; +export const InterpolateDiscrete = 2300; +export const InterpolateLinear = 2301; +export const InterpolateSmooth = 2302; +export const ZeroCurvatureEnding = 2400; +export const ZeroSlopeEnding = 2401; +export const WrapAroundEnding = 2402; +export const NormalAnimationBlendMode = 2500; +export const AdditiveAnimationBlendMode = 2501; +export const TrianglesDrawMode = 0; +export const TriangleStripDrawMode = 1; +export const TriangleFanDrawMode = 2; +/** @deprecated Use LinearSRGBColorSpace or NoColorSpace in three.js r152+. */ +export const LinearEncoding = 3000; +/** @deprecated Use SRGBColorSpace in three.js r152+. */ +export const sRGBEncoding = 3001; +export const BasicDepthPacking = 3200; +export const RGBADepthPacking = 3201; +export const TangentSpaceNormalMap = 0; +export const ObjectSpaceNormalMap = 1; + +// Color space string identifiers, matching CSS Color Module Level 4 and WebGPU names where available. +export const NoColorSpace = ''; +export const SRGBColorSpace = 'srgb'; +export const LinearSRGBColorSpace = 'srgb-linear'; +export const DisplayP3ColorSpace = 'display-p3'; +export const LinearDisplayP3ColorSpace = 'display-p3-linear'; + +export const LinearTransfer = 'linear'; +export const SRGBTransfer = 'srgb'; + +export const Rec709Primaries = 'rec709'; +export const P3Primaries = 'p3'; + +export const ZeroStencilOp = 0; +export const KeepStencilOp = 7680; +export const ReplaceStencilOp = 7681; +export const IncrementStencilOp = 7682; +export const DecrementStencilOp = 7683; +export const IncrementWrapStencilOp = 34055; +export const DecrementWrapStencilOp = 34056; +export const InvertStencilOp = 5386; + +export const NeverStencilFunc = 512; +export const LessStencilFunc = 513; +export const EqualStencilFunc = 514; +export const LessEqualStencilFunc = 515; +export const GreaterStencilFunc = 516; +export const NotEqualStencilFunc = 517; +export const GreaterEqualStencilFunc = 518; +export const AlwaysStencilFunc = 519; + +export const NeverCompare = 512; +export const LessCompare = 513; +export const EqualCompare = 514; +export const LessEqualCompare = 515; +export const GreaterCompare = 516; +export const NotEqualCompare = 517; +export const GreaterEqualCompare = 518; +export const AlwaysCompare = 519; + +export const StaticDrawUsage = 35044; +export const DynamicDrawUsage = 35048; +export const StreamDrawUsage = 35040; +export const StaticReadUsage = 35045; +export const DynamicReadUsage = 35049; +export const StreamReadUsage = 35041; +export const StaticCopyUsage = 35046; +export const DynamicCopyUsage = 35050; +export const StreamCopyUsage = 35042; + +export const GLSL1 = '100'; +export const GLSL3 = '300 es'; + +export const _SRGBAFormat = 1035; // fallback for WebGL 1 + +export const WebGLCoordinateSystem = 2000; +export const WebGPUCoordinateSystem = 2001; diff --git a/libs/three/src/core/BufferAttribute.js b/libs/three/src/core/BufferAttribute.js new file mode 100644 index 000000000..a6b91bda7 --- /dev/null +++ b/libs/three/src/core/BufferAttribute.js @@ -0,0 +1,649 @@ +import { Vector3 } from '../math/Vector3.js'; +import { Vector2 } from '../math/Vector2.js'; +import { denormalize, normalize } from '../math/MathUtils.js'; +import { StaticDrawUsage, FloatType } from '../constants.js'; +import { fromHalfFloat, toHalfFloat } from '../extras/DataUtils.js'; + +const _vector = /*@__PURE__*/ new Vector3(); +const _vector2 = /*@__PURE__*/ new Vector2(); + +class BufferAttribute { + + constructor( array, itemSize, normalized = false ) { + + if ( Array.isArray( array ) ) { + + throw new TypeError( 'THREE.BufferAttribute: array should be a Typed Array.' ); + + } + + this.isBufferAttribute = true; + + this.name = ''; + + this.array = array; + this.itemSize = itemSize; + this.count = array !== undefined ? array.length / itemSize : 0; + this.normalized = normalized; + + this.usage = StaticDrawUsage; + this._updateRange = { offset: 0, count: - 1 }; + this.updateRanges = []; + this.gpuType = FloatType; + + this.version = 0; + + } + + onUploadCallback() {} + + set needsUpdate( value ) { + + if ( value === true ) this.version ++; + + } + + get updateRange() { + + console.warn( 'THREE.BufferAttribute: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead.' ); // @deprecated, r159 + return this._updateRange; + + } + + setUsage( value ) { + + this.usage = value; + + return this; + + } + + addUpdateRange( start, count ) { + + this.updateRanges.push( { start, count } ); + + } + + clearUpdateRanges() { + + this.updateRanges.length = 0; + + } + + copy( source ) { + + this.name = source.name; + this.array = new source.array.constructor( source.array ); + this.itemSize = source.itemSize; + this.count = source.count; + this.normalized = source.normalized; + + this.usage = source.usage; + this.gpuType = source.gpuType; + + return this; + + } + + copyAt( index1, attribute, index2 ) { + + index1 *= this.itemSize; + index2 *= attribute.itemSize; + + for ( let i = 0, l = this.itemSize; i < l; i ++ ) { + + this.array[ index1 + i ] = attribute.array[ index2 + i ]; + + } + + return this; + + } + + copyArray( array ) { + + this.array.set( array ); + + return this; + + } + + applyMatrix3( m ) { + + if ( this.itemSize === 2 ) { + + for ( let i = 0, l = this.count; i < l; i ++ ) { + + _vector2.fromBufferAttribute( this, i ); + _vector2.applyMatrix3( m ); + + this.setXY( i, _vector2.x, _vector2.y ); + + } + + } else if ( this.itemSize === 3 ) { + + for ( let i = 0, l = this.count; i < l; i ++ ) { + + _vector.fromBufferAttribute( this, i ); + _vector.applyMatrix3( m ); + + this.setXYZ( i, _vector.x, _vector.y, _vector.z ); + + } + + } + + return this; + + } + + applyMatrix4( m ) { + + for ( let i = 0, l = this.count; i < l; i ++ ) { + + _vector.fromBufferAttribute( this, i ); + + _vector.applyMatrix4( m ); + + this.setXYZ( i, _vector.x, _vector.y, _vector.z ); + + } + + return this; + + } + + applyNormalMatrix( m ) { + + for ( let i = 0, l = this.count; i < l; i ++ ) { + + _vector.fromBufferAttribute( this, i ); + + _vector.applyNormalMatrix( m ); + + this.setXYZ( i, _vector.x, _vector.y, _vector.z ); + + } + + return this; + + } + + transformDirection( m ) { + + for ( let i = 0, l = this.count; i < l; i ++ ) { + + _vector.fromBufferAttribute( this, i ); + + _vector.transformDirection( m ); + + this.setXYZ( i, _vector.x, _vector.y, _vector.z ); + + } + + return this; + + } + + set( value, offset = 0 ) { + + // Matching BufferAttribute constructor, do not normalize the array. + this.array.set( value, offset ); + + return this; + + } + + getComponent( index, component ) { + + let value = this.array[ index * this.itemSize + component ]; + + if ( this.normalized ) value = denormalize( value, this.array ); + + return value; + + } + + setComponent( index, component, value ) { + + if ( this.normalized ) value = normalize( value, this.array ); + + this.array[ index * this.itemSize + component ] = value; + + return this; + + } + + getX( index ) { + + let x = this.array[ index * this.itemSize ]; + + if ( this.normalized ) x = denormalize( x, this.array ); + + return x; + + } + + setX( index, x ) { + + if ( this.normalized ) x = normalize( x, this.array ); + + this.array[ index * this.itemSize ] = x; + + return this; + + } + + getY( index ) { + + let y = this.array[ index * this.itemSize + 1 ]; + + if ( this.normalized ) y = denormalize( y, this.array ); + + return y; + + } + + setY( index, y ) { + + if ( this.normalized ) y = normalize( y, this.array ); + + this.array[ index * this.itemSize + 1 ] = y; + + return this; + + } + + getZ( index ) { + + let z = this.array[ index * this.itemSize + 2 ]; + + if ( this.normalized ) z = denormalize( z, this.array ); + + return z; + + } + + setZ( index, z ) { + + if ( this.normalized ) z = normalize( z, this.array ); + + this.array[ index * this.itemSize + 2 ] = z; + + return this; + + } + + getW( index ) { + + let w = this.array[ index * this.itemSize + 3 ]; + + if ( this.normalized ) w = denormalize( w, this.array ); + + return w; + + } + + setW( index, w ) { + + if ( this.normalized ) w = normalize( w, this.array ); + + this.array[ index * this.itemSize + 3 ] = w; + + return this; + + } + + setXY( index, x, y ) { + + index *= this.itemSize; + + if ( this.normalized ) { + + x = normalize( x, this.array ); + y = normalize( y, this.array ); + + } + + this.array[ index + 0 ] = x; + this.array[ index + 1 ] = y; + + return this; + + } + + setXYZ( index, x, y, z ) { + + index *= this.itemSize; + + if ( this.normalized ) { + + x = normalize( x, this.array ); + y = normalize( y, this.array ); + z = normalize( z, this.array ); + + } + + this.array[ index + 0 ] = x; + this.array[ index + 1 ] = y; + this.array[ index + 2 ] = z; + + return this; + + } + + setXYZW( index, x, y, z, w ) { + + index *= this.itemSize; + + if ( this.normalized ) { + + x = normalize( x, this.array ); + y = normalize( y, this.array ); + z = normalize( z, this.array ); + w = normalize( w, this.array ); + + } + + this.array[ index + 0 ] = x; + this.array[ index + 1 ] = y; + this.array[ index + 2 ] = z; + this.array[ index + 3 ] = w; + + return this; + + } + + onUpload( callback ) { + + this.onUploadCallback = callback; + + return this; + + } + + clone() { + + return new this.constructor( this.array, this.itemSize ).copy( this ); + + } + + toJSON() { + + const data = { + itemSize: this.itemSize, + type: this.array.constructor.name, + array: Array.from( this.array ), + normalized: this.normalized + }; + + if ( this.name !== '' ) data.name = this.name; + if ( this.usage !== StaticDrawUsage ) data.usage = this.usage; + + return data; + + } + +} + +// + +class Int8BufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Int8Array( array ), itemSize, normalized ); + + } + +} + +class Uint8BufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Uint8Array( array ), itemSize, normalized ); + + } + +} + +class Uint8ClampedBufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Uint8ClampedArray( array ), itemSize, normalized ); + + } + +} + +class Int16BufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Int16Array( array ), itemSize, normalized ); + + } + +} + +class Uint16BufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Uint16Array( array ), itemSize, normalized ); + + } + +} + +class Int32BufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Int32Array( array ), itemSize, normalized ); + + } + +} + +class Uint32BufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Uint32Array( array ), itemSize, normalized ); + + } + +} + +class Float16BufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Uint16Array( array ), itemSize, normalized ); + + this.isFloat16BufferAttribute = true; + + } + + getX( index ) { + + let x = fromHalfFloat( this.array[ index * this.itemSize ] ); + + if ( this.normalized ) x = denormalize( x, this.array ); + + return x; + + } + + setX( index, x ) { + + if ( this.normalized ) x = normalize( x, this.array ); + + this.array[ index * this.itemSize ] = toHalfFloat( x ); + + return this; + + } + + getY( index ) { + + let y = fromHalfFloat( this.array[ index * this.itemSize + 1 ] ); + + if ( this.normalized ) y = denormalize( y, this.array ); + + return y; + + } + + setY( index, y ) { + + if ( this.normalized ) y = normalize( y, this.array ); + + this.array[ index * this.itemSize + 1 ] = toHalfFloat( y ); + + return this; + + } + + getZ( index ) { + + let z = fromHalfFloat( this.array[ index * this.itemSize + 2 ] ); + + if ( this.normalized ) z = denormalize( z, this.array ); + + return z; + + } + + setZ( index, z ) { + + if ( this.normalized ) z = normalize( z, this.array ); + + this.array[ index * this.itemSize + 2 ] = toHalfFloat( z ); + + return this; + + } + + getW( index ) { + + let w = fromHalfFloat( this.array[ index * this.itemSize + 3 ] ); + + if ( this.normalized ) w = denormalize( w, this.array ); + + return w; + + } + + setW( index, w ) { + + if ( this.normalized ) w = normalize( w, this.array ); + + this.array[ index * this.itemSize + 3 ] = toHalfFloat( w ); + + return this; + + } + + setXY( index, x, y ) { + + index *= this.itemSize; + + if ( this.normalized ) { + + x = normalize( x, this.array ); + y = normalize( y, this.array ); + + } + + this.array[ index + 0 ] = toHalfFloat( x ); + this.array[ index + 1 ] = toHalfFloat( y ); + + return this; + + } + + setXYZ( index, x, y, z ) { + + index *= this.itemSize; + + if ( this.normalized ) { + + x = normalize( x, this.array ); + y = normalize( y, this.array ); + z = normalize( z, this.array ); + + } + + this.array[ index + 0 ] = toHalfFloat( x ); + this.array[ index + 1 ] = toHalfFloat( y ); + this.array[ index + 2 ] = toHalfFloat( z ); + + return this; + + } + + setXYZW( index, x, y, z, w ) { + + index *= this.itemSize; + + if ( this.normalized ) { + + x = normalize( x, this.array ); + y = normalize( y, this.array ); + z = normalize( z, this.array ); + w = normalize( w, this.array ); + + } + + this.array[ index + 0 ] = toHalfFloat( x ); + this.array[ index + 1 ] = toHalfFloat( y ); + this.array[ index + 2 ] = toHalfFloat( z ); + this.array[ index + 3 ] = toHalfFloat( w ); + + return this; + + } + +} + + +class Float32BufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Float32Array( array ), itemSize, normalized ); + + } + +} + +class Float64BufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized ) { + + super( new Float64Array( array ), itemSize, normalized ); + + } + +} + +// + +export { + Float64BufferAttribute, + Float32BufferAttribute, + Float16BufferAttribute, + Uint32BufferAttribute, + Int32BufferAttribute, + Uint16BufferAttribute, + Int16BufferAttribute, + Uint8ClampedBufferAttribute, + Uint8BufferAttribute, + Int8BufferAttribute, + BufferAttribute +}; diff --git a/libs/three/src/core/BufferGeometry.js b/libs/three/src/core/BufferGeometry.js new file mode 100644 index 000000000..93ad6fcc2 --- /dev/null +++ b/libs/three/src/core/BufferGeometry.js @@ -0,0 +1,1079 @@ +import { Vector3 } from '../math/Vector3.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Box3 } from '../math/Box3.js'; +import { EventDispatcher } from './EventDispatcher.js'; +import { BufferAttribute, Float32BufferAttribute, Uint16BufferAttribute, Uint32BufferAttribute } from './BufferAttribute.js'; +import { Sphere } from '../math/Sphere.js'; +import { Object3D } from './Object3D.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Matrix3 } from '../math/Matrix3.js'; +import * as MathUtils from '../math/MathUtils.js'; +import { arrayNeedsUint32 } from '../utils.js'; + +let _id = 0; + +const _m1 = /*@__PURE__*/ new Matrix4(); +const _obj = /*@__PURE__*/ new Object3D(); +const _offset = /*@__PURE__*/ new Vector3(); +const _box = /*@__PURE__*/ new Box3(); +const _boxMorphTargets = /*@__PURE__*/ new Box3(); +const _vector = /*@__PURE__*/ new Vector3(); + +class BufferGeometry extends EventDispatcher { + + constructor() { + + super(); + + this.isBufferGeometry = true; + + Object.defineProperty( this, 'id', { value: _id ++ } ); + + this.uuid = MathUtils.generateUUID(); + + this.name = ''; + this.type = 'BufferGeometry'; + + this.index = null; + this.attributes = {}; + + this.morphAttributes = {}; + this.morphTargetsRelative = false; + + this.groups = []; + + this.boundingBox = null; + this.boundingSphere = null; + + this.drawRange = { start: 0, count: Infinity }; + + this.userData = {}; + + } + + getIndex() { + + return this.index; + + } + + setIndex( index ) { + + if ( Array.isArray( index ) ) { + + this.index = new ( arrayNeedsUint32( index ) ? Uint32BufferAttribute : Uint16BufferAttribute )( index, 1 ); + + } else { + + this.index = index; + + } + + return this; + + } + + getAttribute( name ) { + + return this.attributes[ name ]; + + } + + setAttribute( name, attribute ) { + + this.attributes[ name ] = attribute; + + return this; + + } + + deleteAttribute( name ) { + + delete this.attributes[ name ]; + + return this; + + } + + hasAttribute( name ) { + + return this.attributes[ name ] !== undefined; + + } + + addGroup( start, count, materialIndex = 0 ) { + + this.groups.push( { + + start: start, + count: count, + materialIndex: materialIndex + + } ); + + } + + clearGroups() { + + this.groups = []; + + } + + setDrawRange( start, count ) { + + this.drawRange.start = start; + this.drawRange.count = count; + + } + + applyMatrix4( matrix ) { + + const position = this.attributes.position; + + if ( position !== undefined ) { + + position.applyMatrix4( matrix ); + + position.needsUpdate = true; + + } + + const normal = this.attributes.normal; + + if ( normal !== undefined ) { + + const normalMatrix = new Matrix3().getNormalMatrix( matrix ); + + normal.applyNormalMatrix( normalMatrix ); + + normal.needsUpdate = true; + + } + + const tangent = this.attributes.tangent; + + if ( tangent !== undefined ) { + + tangent.transformDirection( matrix ); + + tangent.needsUpdate = true; + + } + + if ( this.boundingBox !== null ) { + + this.computeBoundingBox(); + + } + + if ( this.boundingSphere !== null ) { + + this.computeBoundingSphere(); + + } + + return this; + + } + + applyQuaternion( q ) { + + _m1.makeRotationFromQuaternion( q ); + + this.applyMatrix4( _m1 ); + + return this; + + } + + rotateX( angle ) { + + // rotate geometry around world x-axis + + _m1.makeRotationX( angle ); + + this.applyMatrix4( _m1 ); + + return this; + + } + + rotateY( angle ) { + + // rotate geometry around world y-axis + + _m1.makeRotationY( angle ); + + this.applyMatrix4( _m1 ); + + return this; + + } + + rotateZ( angle ) { + + // rotate geometry around world z-axis + + _m1.makeRotationZ( angle ); + + this.applyMatrix4( _m1 ); + + return this; + + } + + translate( x, y, z ) { + + // translate geometry + + _m1.makeTranslation( x, y, z ); + + this.applyMatrix4( _m1 ); + + return this; + + } + + scale( x, y, z ) { + + // scale geometry + + _m1.makeScale( x, y, z ); + + this.applyMatrix4( _m1 ); + + return this; + + } + + lookAt( vector ) { + + _obj.lookAt( vector ); + + _obj.updateMatrix(); + + this.applyMatrix4( _obj.matrix ); + + return this; + + } + + center() { + + this.computeBoundingBox(); + + this.boundingBox.getCenter( _offset ).negate(); + + this.translate( _offset.x, _offset.y, _offset.z ); + + return this; + + } + + setFromPoints( points ) { + + const position = []; + + for ( let i = 0, l = points.length; i < l; i ++ ) { + + const point = points[ i ]; + position.push( point.x, point.y, point.z || 0 ); + + } + + this.setAttribute( 'position', new Float32BufferAttribute( position, 3 ) ); + + return this; + + } + + computeBoundingBox() { + + if ( this.boundingBox === null ) { + + this.boundingBox = new Box3(); + + } + + const position = this.attributes.position; + const morphAttributesPosition = this.morphAttributes.position; + + if ( position && position.isGLBufferAttribute ) { + + console.error( 'THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".', this ); + + this.boundingBox.set( + new Vector3( - Infinity, - Infinity, - Infinity ), + new Vector3( + Infinity, + Infinity, + Infinity ) + ); + + return; + + } + + if ( position !== undefined ) { + + this.boundingBox.setFromBufferAttribute( position ); + + // process morph attributes if present + + if ( morphAttributesPosition ) { + + for ( let i = 0, il = morphAttributesPosition.length; i < il; i ++ ) { + + const morphAttribute = morphAttributesPosition[ i ]; + _box.setFromBufferAttribute( morphAttribute ); + + if ( this.morphTargetsRelative ) { + + _vector.addVectors( this.boundingBox.min, _box.min ); + this.boundingBox.expandByPoint( _vector ); + + _vector.addVectors( this.boundingBox.max, _box.max ); + this.boundingBox.expandByPoint( _vector ); + + } else { + + this.boundingBox.expandByPoint( _box.min ); + this.boundingBox.expandByPoint( _box.max ); + + } + + } + + } + + } else { + + this.boundingBox.makeEmpty(); + + } + + if ( isNaN( this.boundingBox.min.x ) || isNaN( this.boundingBox.min.y ) || isNaN( this.boundingBox.min.z ) ) { + + console.error( 'THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.', this ); + + } + + } + + computeBoundingSphere() { + + if ( this.boundingSphere === null ) { + + this.boundingSphere = new Sphere(); + + } + + const position = this.attributes.position; + const morphAttributesPosition = this.morphAttributes.position; + + if ( position && position.isGLBufferAttribute ) { + + console.error( 'THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".', this ); + + this.boundingSphere.set( new Vector3(), Infinity ); + + return; + + } + + if ( position ) { + + // first, find the center of the bounding sphere + + const center = this.boundingSphere.center; + + _box.setFromBufferAttribute( position ); + + // process morph attributes if present + + if ( morphAttributesPosition ) { + + for ( let i = 0, il = morphAttributesPosition.length; i < il; i ++ ) { + + const morphAttribute = morphAttributesPosition[ i ]; + _boxMorphTargets.setFromBufferAttribute( morphAttribute ); + + if ( this.morphTargetsRelative ) { + + _vector.addVectors( _box.min, _boxMorphTargets.min ); + _box.expandByPoint( _vector ); + + _vector.addVectors( _box.max, _boxMorphTargets.max ); + _box.expandByPoint( _vector ); + + } else { + + _box.expandByPoint( _boxMorphTargets.min ); + _box.expandByPoint( _boxMorphTargets.max ); + + } + + } + + } + + _box.getCenter( center ); + + // second, try to find a boundingSphere with a radius smaller than the + // boundingSphere of the boundingBox: sqrt(3) smaller in the best case + + let maxRadiusSq = 0; + + for ( let i = 0, il = position.count; i < il; i ++ ) { + + _vector.fromBufferAttribute( position, i ); + + maxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( _vector ) ); + + } + + // process morph attributes if present + + if ( morphAttributesPosition ) { + + for ( let i = 0, il = morphAttributesPosition.length; i < il; i ++ ) { + + const morphAttribute = morphAttributesPosition[ i ]; + const morphTargetsRelative = this.morphTargetsRelative; + + for ( let j = 0, jl = morphAttribute.count; j < jl; j ++ ) { + + _vector.fromBufferAttribute( morphAttribute, j ); + + if ( morphTargetsRelative ) { + + _offset.fromBufferAttribute( position, j ); + _vector.add( _offset ); + + } + + maxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( _vector ) ); + + } + + } + + } + + this.boundingSphere.radius = Math.sqrt( maxRadiusSq ); + + if ( isNaN( this.boundingSphere.radius ) ) { + + console.error( 'THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.', this ); + + } + + } + + } + + computeTangents() { + + const index = this.index; + const attributes = this.attributes; + + // based on http://www.terathon.com/code/tangent.html + // (per vertex tangents) + + if ( index === null || + attributes.position === undefined || + attributes.normal === undefined || + attributes.uv === undefined ) { + + console.error( 'THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)' ); + return; + + } + + const indices = index.array; + const positions = attributes.position.array; + const normals = attributes.normal.array; + const uvs = attributes.uv.array; + + const nVertices = positions.length / 3; + + if ( this.hasAttribute( 'tangent' ) === false ) { + + this.setAttribute( 'tangent', new BufferAttribute( new Float32Array( 4 * nVertices ), 4 ) ); + + } + + const tangents = this.getAttribute( 'tangent' ).array; + + const tan1 = [], tan2 = []; + + for ( let i = 0; i < nVertices; i ++ ) { + + tan1[ i ] = new Vector3(); + tan2[ i ] = new Vector3(); + + } + + const vA = new Vector3(), + vB = new Vector3(), + vC = new Vector3(), + + uvA = new Vector2(), + uvB = new Vector2(), + uvC = new Vector2(), + + sdir = new Vector3(), + tdir = new Vector3(); + + function handleTriangle( a, b, c ) { + + vA.fromArray( positions, a * 3 ); + vB.fromArray( positions, b * 3 ); + vC.fromArray( positions, c * 3 ); + + uvA.fromArray( uvs, a * 2 ); + uvB.fromArray( uvs, b * 2 ); + uvC.fromArray( uvs, c * 2 ); + + vB.sub( vA ); + vC.sub( vA ); + + uvB.sub( uvA ); + uvC.sub( uvA ); + + const r = 1.0 / ( uvB.x * uvC.y - uvC.x * uvB.y ); + + // silently ignore degenerate uv triangles having coincident or colinear vertices + + if ( ! isFinite( r ) ) return; + + sdir.copy( vB ).multiplyScalar( uvC.y ).addScaledVector( vC, - uvB.y ).multiplyScalar( r ); + tdir.copy( vC ).multiplyScalar( uvB.x ).addScaledVector( vB, - uvC.x ).multiplyScalar( r ); + + tan1[ a ].add( sdir ); + tan1[ b ].add( sdir ); + tan1[ c ].add( sdir ); + + tan2[ a ].add( tdir ); + tan2[ b ].add( tdir ); + tan2[ c ].add( tdir ); + + } + + let groups = this.groups; + + if ( groups.length === 0 ) { + + groups = [ { + start: 0, + count: indices.length + } ]; + + } + + for ( let i = 0, il = groups.length; i < il; ++ i ) { + + const group = groups[ i ]; + + const start = group.start; + const count = group.count; + + for ( let j = start, jl = start + count; j < jl; j += 3 ) { + + handleTriangle( + indices[ j + 0 ], + indices[ j + 1 ], + indices[ j + 2 ] + ); + + } + + } + + const tmp = new Vector3(), tmp2 = new Vector3(); + const n = new Vector3(), n2 = new Vector3(); + + function handleVertex( v ) { + + n.fromArray( normals, v * 3 ); + n2.copy( n ); + + const t = tan1[ v ]; + + // Gram-Schmidt orthogonalize + + tmp.copy( t ); + tmp.sub( n.multiplyScalar( n.dot( t ) ) ).normalize(); + + // Calculate handedness + + tmp2.crossVectors( n2, t ); + const test = tmp2.dot( tan2[ v ] ); + const w = ( test < 0.0 ) ? - 1.0 : 1.0; + + tangents[ v * 4 ] = tmp.x; + tangents[ v * 4 + 1 ] = tmp.y; + tangents[ v * 4 + 2 ] = tmp.z; + tangents[ v * 4 + 3 ] = w; + + } + + for ( let i = 0, il = groups.length; i < il; ++ i ) { + + const group = groups[ i ]; + + const start = group.start; + const count = group.count; + + for ( let j = start, jl = start + count; j < jl; j += 3 ) { + + handleVertex( indices[ j + 0 ] ); + handleVertex( indices[ j + 1 ] ); + handleVertex( indices[ j + 2 ] ); + + } + + } + + } + + computeVertexNormals() { + + const index = this.index; + const positionAttribute = this.getAttribute( 'position' ); + + if ( positionAttribute !== undefined ) { + + let normalAttribute = this.getAttribute( 'normal' ); + + if ( normalAttribute === undefined ) { + + normalAttribute = new BufferAttribute( new Float32Array( positionAttribute.count * 3 ), 3 ); + this.setAttribute( 'normal', normalAttribute ); + + } else { + + // reset existing normals to zero + + for ( let i = 0, il = normalAttribute.count; i < il; i ++ ) { + + normalAttribute.setXYZ( i, 0, 0, 0 ); + + } + + } + + const pA = new Vector3(), pB = new Vector3(), pC = new Vector3(); + const nA = new Vector3(), nB = new Vector3(), nC = new Vector3(); + const cb = new Vector3(), ab = new Vector3(); + + // indexed elements + + if ( index ) { + + for ( let i = 0, il = index.count; i < il; i += 3 ) { + + const vA = index.getX( i + 0 ); + const vB = index.getX( i + 1 ); + const vC = index.getX( i + 2 ); + + pA.fromBufferAttribute( positionAttribute, vA ); + pB.fromBufferAttribute( positionAttribute, vB ); + pC.fromBufferAttribute( positionAttribute, vC ); + + cb.subVectors( pC, pB ); + ab.subVectors( pA, pB ); + cb.cross( ab ); + + nA.fromBufferAttribute( normalAttribute, vA ); + nB.fromBufferAttribute( normalAttribute, vB ); + nC.fromBufferAttribute( normalAttribute, vC ); + + nA.add( cb ); + nB.add( cb ); + nC.add( cb ); + + normalAttribute.setXYZ( vA, nA.x, nA.y, nA.z ); + normalAttribute.setXYZ( vB, nB.x, nB.y, nB.z ); + normalAttribute.setXYZ( vC, nC.x, nC.y, nC.z ); + + } + + } else { + + // non-indexed elements (unconnected triangle soup) + + for ( let i = 0, il = positionAttribute.count; i < il; i += 3 ) { + + pA.fromBufferAttribute( positionAttribute, i + 0 ); + pB.fromBufferAttribute( positionAttribute, i + 1 ); + pC.fromBufferAttribute( positionAttribute, i + 2 ); + + cb.subVectors( pC, pB ); + ab.subVectors( pA, pB ); + cb.cross( ab ); + + normalAttribute.setXYZ( i + 0, cb.x, cb.y, cb.z ); + normalAttribute.setXYZ( i + 1, cb.x, cb.y, cb.z ); + normalAttribute.setXYZ( i + 2, cb.x, cb.y, cb.z ); + + } + + } + + this.normalizeNormals(); + + normalAttribute.needsUpdate = true; + + } + + } + + normalizeNormals() { + + const normals = this.attributes.normal; + + for ( let i = 0, il = normals.count; i < il; i ++ ) { + + _vector.fromBufferAttribute( normals, i ); + + _vector.normalize(); + + normals.setXYZ( i, _vector.x, _vector.y, _vector.z ); + + } + + } + + toNonIndexed() { + + function convertBufferAttribute( attribute, indices ) { + + const array = attribute.array; + const itemSize = attribute.itemSize; + const normalized = attribute.normalized; + + const array2 = new array.constructor( indices.length * itemSize ); + + let index = 0, index2 = 0; + + for ( let i = 0, l = indices.length; i < l; i ++ ) { + + if ( attribute.isInterleavedBufferAttribute ) { + + index = indices[ i ] * attribute.data.stride + attribute.offset; + + } else { + + index = indices[ i ] * itemSize; + + } + + for ( let j = 0; j < itemSize; j ++ ) { + + array2[ index2 ++ ] = array[ index ++ ]; + + } + + } + + return new BufferAttribute( array2, itemSize, normalized ); + + } + + // + + if ( this.index === null ) { + + console.warn( 'THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed.' ); + return this; + + } + + const geometry2 = new BufferGeometry(); + + const indices = this.index.array; + const attributes = this.attributes; + + // attributes + + for ( const name in attributes ) { + + const attribute = attributes[ name ]; + + const newAttribute = convertBufferAttribute( attribute, indices ); + + geometry2.setAttribute( name, newAttribute ); + + } + + // morph attributes + + const morphAttributes = this.morphAttributes; + + for ( const name in morphAttributes ) { + + const morphArray = []; + const morphAttribute = morphAttributes[ name ]; // morphAttribute: array of Float32BufferAttributes + + for ( let i = 0, il = morphAttribute.length; i < il; i ++ ) { + + const attribute = morphAttribute[ i ]; + + const newAttribute = convertBufferAttribute( attribute, indices ); + + morphArray.push( newAttribute ); + + } + + geometry2.morphAttributes[ name ] = morphArray; + + } + + geometry2.morphTargetsRelative = this.morphTargetsRelative; + + // groups + + const groups = this.groups; + + for ( let i = 0, l = groups.length; i < l; i ++ ) { + + const group = groups[ i ]; + geometry2.addGroup( group.start, group.count, group.materialIndex ); + + } + + return geometry2; + + } + + toJSON() { + + const data = { + metadata: { + version: 4.6, + type: 'BufferGeometry', + generator: 'BufferGeometry.toJSON' + } + }; + + // standard BufferGeometry serialization + + data.uuid = this.uuid; + data.type = this.type; + if ( this.name !== '' ) data.name = this.name; + if ( Object.keys( this.userData ).length > 0 ) data.userData = this.userData; + + if ( this.parameters !== undefined ) { + + const parameters = this.parameters; + + for ( const key in parameters ) { + + if ( parameters[ key ] !== undefined ) data[ key ] = parameters[ key ]; + + } + + return data; + + } + + // for simplicity the code assumes attributes are not shared across geometries, see #15811 + + data.data = { attributes: {} }; + + const index = this.index; + + if ( index !== null ) { + + data.data.index = { + type: index.array.constructor.name, + array: Array.prototype.slice.call( index.array ) + }; + + } + + const attributes = this.attributes; + + for ( const key in attributes ) { + + const attribute = attributes[ key ]; + + data.data.attributes[ key ] = attribute.toJSON( data.data ); + + } + + const morphAttributes = {}; + let hasMorphAttributes = false; + + for ( const key in this.morphAttributes ) { + + const attributeArray = this.morphAttributes[ key ]; + + const array = []; + + for ( let i = 0, il = attributeArray.length; i < il; i ++ ) { + + const attribute = attributeArray[ i ]; + + array.push( attribute.toJSON( data.data ) ); + + } + + if ( array.length > 0 ) { + + morphAttributes[ key ] = array; + + hasMorphAttributes = true; + + } + + } + + if ( hasMorphAttributes ) { + + data.data.morphAttributes = morphAttributes; + data.data.morphTargetsRelative = this.morphTargetsRelative; + + } + + const groups = this.groups; + + if ( groups.length > 0 ) { + + data.data.groups = JSON.parse( JSON.stringify( groups ) ); + + } + + const boundingSphere = this.boundingSphere; + + if ( boundingSphere !== null ) { + + data.data.boundingSphere = { + center: boundingSphere.center.toArray(), + radius: boundingSphere.radius + }; + + } + + return data; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + copy( source ) { + + // reset + + this.index = null; + this.attributes = {}; + this.morphAttributes = {}; + this.groups = []; + this.boundingBox = null; + this.boundingSphere = null; + + // used for storing cloned, shared data + + const data = {}; + + // name + + this.name = source.name; + + // index + + const index = source.index; + + if ( index !== null ) { + + this.setIndex( index.clone( data ) ); + + } + + // attributes + + const attributes = source.attributes; + + for ( const name in attributes ) { + + const attribute = attributes[ name ]; + this.setAttribute( name, attribute.clone( data ) ); + + } + + // morph attributes + + const morphAttributes = source.morphAttributes; + + for ( const name in morphAttributes ) { + + const array = []; + const morphAttribute = morphAttributes[ name ]; // morphAttribute: array of Float32BufferAttributes + + for ( let i = 0, l = morphAttribute.length; i < l; i ++ ) { + + array.push( morphAttribute[ i ].clone( data ) ); + + } + + this.morphAttributes[ name ] = array; + + } + + this.morphTargetsRelative = source.morphTargetsRelative; + + // groups + + const groups = source.groups; + + for ( let i = 0, l = groups.length; i < l; i ++ ) { + + const group = groups[ i ]; + this.addGroup( group.start, group.count, group.materialIndex ); + + } + + // bounding box + + const boundingBox = source.boundingBox; + + if ( boundingBox !== null ) { + + this.boundingBox = boundingBox.clone(); + + } + + // bounding sphere + + const boundingSphere = source.boundingSphere; + + if ( boundingSphere !== null ) { + + this.boundingSphere = boundingSphere.clone(); + + } + + // draw range + + this.drawRange.start = source.drawRange.start; + this.drawRange.count = source.drawRange.count; + + // user data + + this.userData = source.userData; + + return this; + + } + + dispose() { + + this.dispatchEvent( { type: 'dispose' } ); + + } + +} + +export { BufferGeometry }; diff --git a/libs/three/src/core/Clock.js b/libs/three/src/core/Clock.js new file mode 100644 index 000000000..0bba330d0 --- /dev/null +++ b/libs/three/src/core/Clock.js @@ -0,0 +1,74 @@ +class Clock { + + constructor( autoStart = true ) { + + this.autoStart = autoStart; + + this.startTime = 0; + this.oldTime = 0; + this.elapsedTime = 0; + + this.running = false; + + } + + start() { + + this.startTime = now(); + + this.oldTime = this.startTime; + this.elapsedTime = 0; + this.running = true; + + } + + stop() { + + this.getElapsedTime(); + this.running = false; + this.autoStart = false; + + } + + getElapsedTime() { + + this.getDelta(); + return this.elapsedTime; + + } + + getDelta() { + + let diff = 0; + + if ( this.autoStart && ! this.running ) { + + this.start(); + return 0; + + } + + if ( this.running ) { + + const newTime = now(); + + diff = ( newTime - this.oldTime ) / 1000; + this.oldTime = newTime; + + this.elapsedTime += diff; + + } + + return diff; + + } + +} + +function now() { + + return ( typeof performance === 'undefined' ? Date : performance ).now(); // see #10732 + +} + +export { Clock }; diff --git a/libs/three/src/core/EventDispatcher.js b/libs/three/src/core/EventDispatcher.js new file mode 100644 index 000000000..e75d1e71d --- /dev/null +++ b/libs/three/src/core/EventDispatcher.js @@ -0,0 +1,87 @@ +/** + * https://github.com/mrdoob/eventdispatcher.js/ + */ + +class EventDispatcher { + + addEventListener( type, listener ) { + + if ( this._listeners === undefined ) this._listeners = {}; + + const listeners = this._listeners; + + if ( listeners[ type ] === undefined ) { + + listeners[ type ] = []; + + } + + if ( listeners[ type ].indexOf( listener ) === - 1 ) { + + listeners[ type ].push( listener ); + + } + + } + + hasEventListener( type, listener ) { + + if ( this._listeners === undefined ) return false; + + const listeners = this._listeners; + + return listeners[ type ] !== undefined && listeners[ type ].indexOf( listener ) !== - 1; + + } + + removeEventListener( type, listener ) { + + if ( this._listeners === undefined ) return; + + const listeners = this._listeners; + const listenerArray = listeners[ type ]; + + if ( listenerArray !== undefined ) { + + const index = listenerArray.indexOf( listener ); + + if ( index !== - 1 ) { + + listenerArray.splice( index, 1 ); + + } + + } + + } + + dispatchEvent( event ) { + + if ( this._listeners === undefined ) return; + + const listeners = this._listeners; + const listenerArray = listeners[ event.type ]; + + if ( listenerArray !== undefined ) { + + event.target = this; + + // Make a copy, in case listeners are removed while iterating. + const array = listenerArray.slice( 0 ); + + for ( let i = 0, l = array.length; i < l; i ++ ) { + + array[ i ].call( this, event ); + + } + + event.target = null; + + } + + } + +} + + +export { EventDispatcher }; diff --git a/libs/three/src/core/GLBufferAttribute.js b/libs/three/src/core/GLBufferAttribute.js new file mode 100644 index 000000000..41f690894 --- /dev/null +++ b/libs/three/src/core/GLBufferAttribute.js @@ -0,0 +1,60 @@ +class GLBufferAttribute { + + constructor( buffer, type, itemSize, elementSize, count ) { + + this.isGLBufferAttribute = true; + + this.name = ''; + + this.buffer = buffer; + this.type = type; + this.itemSize = itemSize; + this.elementSize = elementSize; + this.count = count; + + this.version = 0; + + } + + set needsUpdate( value ) { + + if ( value === true ) this.version ++; + + } + + setBuffer( buffer ) { + + this.buffer = buffer; + + return this; + + } + + setType( type, elementSize ) { + + this.type = type; + this.elementSize = elementSize; + + return this; + + } + + setItemSize( itemSize ) { + + this.itemSize = itemSize; + + return this; + + } + + setCount( count ) { + + this.count = count; + + return this; + + } + +} + +export { GLBufferAttribute }; diff --git a/libs/three/src/core/InstancedBufferAttribute.js b/libs/three/src/core/InstancedBufferAttribute.js new file mode 100644 index 000000000..ed317ee32 --- /dev/null +++ b/libs/three/src/core/InstancedBufferAttribute.js @@ -0,0 +1,39 @@ +import { BufferAttribute } from './BufferAttribute.js'; + +class InstancedBufferAttribute extends BufferAttribute { + + constructor( array, itemSize, normalized, meshPerAttribute = 1 ) { + + super( array, itemSize, normalized ); + + this.isInstancedBufferAttribute = true; + + this.meshPerAttribute = meshPerAttribute; + + } + + copy( source ) { + + super.copy( source ); + + this.meshPerAttribute = source.meshPerAttribute; + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.meshPerAttribute = this.meshPerAttribute; + + data.isInstancedBufferAttribute = true; + + return data; + + } + +} + +export { InstancedBufferAttribute }; diff --git a/libs/three/src/core/InstancedBufferGeometry.js b/libs/three/src/core/InstancedBufferGeometry.js new file mode 100644 index 000000000..0282b46f0 --- /dev/null +++ b/libs/three/src/core/InstancedBufferGeometry.js @@ -0,0 +1,40 @@ +import { BufferGeometry } from './BufferGeometry.js'; + +class InstancedBufferGeometry extends BufferGeometry { + + constructor() { + + super(); + + this.isInstancedBufferGeometry = true; + + this.type = 'InstancedBufferGeometry'; + this.instanceCount = Infinity; + + } + + copy( source ) { + + super.copy( source ); + + this.instanceCount = source.instanceCount; + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.instanceCount = this.instanceCount; + + data.isInstancedBufferGeometry = true; + + return data; + + } + +} + +export { InstancedBufferGeometry }; diff --git a/libs/three/src/core/InstancedInterleavedBuffer.js b/libs/three/src/core/InstancedInterleavedBuffer.js new file mode 100644 index 000000000..7f667161e --- /dev/null +++ b/libs/three/src/core/InstancedInterleavedBuffer.js @@ -0,0 +1,48 @@ +import { InterleavedBuffer } from './InterleavedBuffer.js'; + +class InstancedInterleavedBuffer extends InterleavedBuffer { + + constructor( array, stride, meshPerAttribute = 1 ) { + + super( array, stride ); + + this.isInstancedInterleavedBuffer = true; + + this.meshPerAttribute = meshPerAttribute; + + } + + copy( source ) { + + super.copy( source ); + + this.meshPerAttribute = source.meshPerAttribute; + + return this; + + } + + clone( data ) { + + const ib = super.clone( data ); + + ib.meshPerAttribute = this.meshPerAttribute; + + return ib; + + } + + toJSON( data ) { + + const json = super.toJSON( data ); + + json.isInstancedInterleavedBuffer = true; + json.meshPerAttribute = this.meshPerAttribute; + + return json; + + } + +} + +export { InstancedInterleavedBuffer }; diff --git a/libs/three/src/core/InterleavedBuffer.js b/libs/three/src/core/InterleavedBuffer.js new file mode 100644 index 000000000..78461a1cc --- /dev/null +++ b/libs/three/src/core/InterleavedBuffer.js @@ -0,0 +1,165 @@ +import * as MathUtils from '../math/MathUtils.js'; +import { StaticDrawUsage } from '../constants.js'; + +class InterleavedBuffer { + + constructor( array, stride ) { + + this.isInterleavedBuffer = true; + + this.array = array; + this.stride = stride; + this.count = array !== undefined ? array.length / stride : 0; + + this.usage = StaticDrawUsage; + this._updateRange = { offset: 0, count: - 1 }; + this.updateRanges = []; + + this.version = 0; + + this.uuid = MathUtils.generateUUID(); + + } + + onUploadCallback() {} + + set needsUpdate( value ) { + + if ( value === true ) this.version ++; + + } + + get updateRange() { + + console.warn( 'THREE.InterleavedBuffer: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead.' ); // @deprecated, r159 + return this._updateRange; + + } + + setUsage( value ) { + + this.usage = value; + + return this; + + } + + addUpdateRange( start, count ) { + + this.updateRanges.push( { start, count } ); + + } + + clearUpdateRanges() { + + this.updateRanges.length = 0; + + } + + copy( source ) { + + this.array = new source.array.constructor( source.array ); + this.count = source.count; + this.stride = source.stride; + this.usage = source.usage; + + return this; + + } + + copyAt( index1, attribute, index2 ) { + + index1 *= this.stride; + index2 *= attribute.stride; + + for ( let i = 0, l = this.stride; i < l; i ++ ) { + + this.array[ index1 + i ] = attribute.array[ index2 + i ]; + + } + + return this; + + } + + set( value, offset = 0 ) { + + this.array.set( value, offset ); + + return this; + + } + + clone( data ) { + + if ( data.arrayBuffers === undefined ) { + + data.arrayBuffers = {}; + + } + + if ( this.array.buffer._uuid === undefined ) { + + this.array.buffer._uuid = MathUtils.generateUUID(); + + } + + if ( data.arrayBuffers[ this.array.buffer._uuid ] === undefined ) { + + data.arrayBuffers[ this.array.buffer._uuid ] = this.array.slice( 0 ).buffer; + + } + + const array = new this.array.constructor( data.arrayBuffers[ this.array.buffer._uuid ] ); + + const ib = new this.constructor( array, this.stride ); + ib.setUsage( this.usage ); + + return ib; + + } + + onUpload( callback ) { + + this.onUploadCallback = callback; + + return this; + + } + + toJSON( data ) { + + if ( data.arrayBuffers === undefined ) { + + data.arrayBuffers = {}; + + } + + // generate UUID for array buffer if necessary + + if ( this.array.buffer._uuid === undefined ) { + + this.array.buffer._uuid = MathUtils.generateUUID(); + + } + + if ( data.arrayBuffers[ this.array.buffer._uuid ] === undefined ) { + + data.arrayBuffers[ this.array.buffer._uuid ] = Array.from( new Uint32Array( this.array.buffer ) ); + + } + + // + + return { + uuid: this.uuid, + buffer: this.array.buffer._uuid, + type: this.array.constructor.name, + stride: this.stride + }; + + } + +} + +export { InterleavedBuffer }; diff --git a/libs/three/src/core/InterleavedBufferAttribute.js b/libs/three/src/core/InterleavedBufferAttribute.js new file mode 100644 index 000000000..b24fe14ba --- /dev/null +++ b/libs/three/src/core/InterleavedBufferAttribute.js @@ -0,0 +1,331 @@ +import { Vector3 } from '../math/Vector3.js'; +import { BufferAttribute } from './BufferAttribute.js'; +import { denormalize, normalize } from '../math/MathUtils.js'; + +const _vector = /*@__PURE__*/ new Vector3(); + +class InterleavedBufferAttribute { + + constructor( interleavedBuffer, itemSize, offset, normalized = false ) { + + this.isInterleavedBufferAttribute = true; + + this.name = ''; + + this.data = interleavedBuffer; + this.itemSize = itemSize; + this.offset = offset; + + this.normalized = normalized; + + } + + get count() { + + return this.data.count; + + } + + get array() { + + return this.data.array; + + } + + set needsUpdate( value ) { + + this.data.needsUpdate = value; + + } + + applyMatrix4( m ) { + + for ( let i = 0, l = this.data.count; i < l; i ++ ) { + + _vector.fromBufferAttribute( this, i ); + + _vector.applyMatrix4( m ); + + this.setXYZ( i, _vector.x, _vector.y, _vector.z ); + + } + + return this; + + } + + applyNormalMatrix( m ) { + + for ( let i = 0, l = this.count; i < l; i ++ ) { + + _vector.fromBufferAttribute( this, i ); + + _vector.applyNormalMatrix( m ); + + this.setXYZ( i, _vector.x, _vector.y, _vector.z ); + + } + + return this; + + } + + transformDirection( m ) { + + for ( let i = 0, l = this.count; i < l; i ++ ) { + + _vector.fromBufferAttribute( this, i ); + + _vector.transformDirection( m ); + + this.setXYZ( i, _vector.x, _vector.y, _vector.z ); + + } + + return this; + + } + + setX( index, x ) { + + if ( this.normalized ) x = normalize( x, this.array ); + + this.data.array[ index * this.data.stride + this.offset ] = x; + + return this; + + } + + setY( index, y ) { + + if ( this.normalized ) y = normalize( y, this.array ); + + this.data.array[ index * this.data.stride + this.offset + 1 ] = y; + + return this; + + } + + setZ( index, z ) { + + if ( this.normalized ) z = normalize( z, this.array ); + + this.data.array[ index * this.data.stride + this.offset + 2 ] = z; + + return this; + + } + + setW( index, w ) { + + if ( this.normalized ) w = normalize( w, this.array ); + + this.data.array[ index * this.data.stride + this.offset + 3 ] = w; + + return this; + + } + + getX( index ) { + + let x = this.data.array[ index * this.data.stride + this.offset ]; + + if ( this.normalized ) x = denormalize( x, this.array ); + + return x; + + } + + getY( index ) { + + let y = this.data.array[ index * this.data.stride + this.offset + 1 ]; + + if ( this.normalized ) y = denormalize( y, this.array ); + + return y; + + } + + getZ( index ) { + + let z = this.data.array[ index * this.data.stride + this.offset + 2 ]; + + if ( this.normalized ) z = denormalize( z, this.array ); + + return z; + + } + + getW( index ) { + + let w = this.data.array[ index * this.data.stride + this.offset + 3 ]; + + if ( this.normalized ) w = denormalize( w, this.array ); + + return w; + + } + + setXY( index, x, y ) { + + index = index * this.data.stride + this.offset; + + if ( this.normalized ) { + + x = normalize( x, this.array ); + y = normalize( y, this.array ); + + } + + this.data.array[ index + 0 ] = x; + this.data.array[ index + 1 ] = y; + + return this; + + } + + setXYZ( index, x, y, z ) { + + index = index * this.data.stride + this.offset; + + if ( this.normalized ) { + + x = normalize( x, this.array ); + y = normalize( y, this.array ); + z = normalize( z, this.array ); + + } + + this.data.array[ index + 0 ] = x; + this.data.array[ index + 1 ] = y; + this.data.array[ index + 2 ] = z; + + return this; + + } + + setXYZW( index, x, y, z, w ) { + + index = index * this.data.stride + this.offset; + + if ( this.normalized ) { + + x = normalize( x, this.array ); + y = normalize( y, this.array ); + z = normalize( z, this.array ); + w = normalize( w, this.array ); + + } + + this.data.array[ index + 0 ] = x; + this.data.array[ index + 1 ] = y; + this.data.array[ index + 2 ] = z; + this.data.array[ index + 3 ] = w; + + return this; + + } + + clone( data ) { + + if ( data === undefined ) { + + console.log( 'THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.' ); + + const array = []; + + for ( let i = 0; i < this.count; i ++ ) { + + const index = i * this.data.stride + this.offset; + + for ( let j = 0; j < this.itemSize; j ++ ) { + + array.push( this.data.array[ index + j ] ); + + } + + } + + return new BufferAttribute( new this.array.constructor( array ), this.itemSize, this.normalized ); + + } else { + + if ( data.interleavedBuffers === undefined ) { + + data.interleavedBuffers = {}; + + } + + if ( data.interleavedBuffers[ this.data.uuid ] === undefined ) { + + data.interleavedBuffers[ this.data.uuid ] = this.data.clone( data ); + + } + + return new InterleavedBufferAttribute( data.interleavedBuffers[ this.data.uuid ], this.itemSize, this.offset, this.normalized ); + + } + + } + + toJSON( data ) { + + if ( data === undefined ) { + + console.log( 'THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.' ); + + const array = []; + + for ( let i = 0; i < this.count; i ++ ) { + + const index = i * this.data.stride + this.offset; + + for ( let j = 0; j < this.itemSize; j ++ ) { + + array.push( this.data.array[ index + j ] ); + + } + + } + + // de-interleave data and save it as an ordinary buffer attribute for now + + return { + itemSize: this.itemSize, + type: this.array.constructor.name, + array: array, + normalized: this.normalized + }; + + } else { + + // save as true interleaved attribute + + if ( data.interleavedBuffers === undefined ) { + + data.interleavedBuffers = {}; + + } + + if ( data.interleavedBuffers[ this.data.uuid ] === undefined ) { + + data.interleavedBuffers[ this.data.uuid ] = this.data.toJSON( data ); + + } + + return { + isInterleavedBufferAttribute: true, + itemSize: this.itemSize, + data: this.data.uuid, + offset: this.offset, + normalized: this.normalized + }; + + } + + } + +} + + +export { InterleavedBufferAttribute }; diff --git a/libs/three/src/core/Layers.js b/libs/three/src/core/Layers.js new file mode 100644 index 000000000..568afe924 --- /dev/null +++ b/libs/three/src/core/Layers.js @@ -0,0 +1,60 @@ +class Layers { + + constructor() { + + this.mask = 1 | 0; + + } + + set( channel ) { + + this.mask = ( 1 << channel | 0 ) >>> 0; + + } + + enable( channel ) { + + this.mask |= 1 << channel | 0; + + } + + enableAll() { + + this.mask = 0xffffffff | 0; + + } + + toggle( channel ) { + + this.mask ^= 1 << channel | 0; + + } + + disable( channel ) { + + this.mask &= ~ ( 1 << channel | 0 ); + + } + + disableAll() { + + this.mask = 0; + + } + + test( layers ) { + + return ( this.mask & layers.mask ) !== 0; + + } + + isEnabled( channel ) { + + return ( this.mask & ( 1 << channel | 0 ) ) !== 0; + + } + +} + + +export { Layers }; diff --git a/libs/three/src/core/Object3D.js b/libs/three/src/core/Object3D.js new file mode 100644 index 000000000..c7de56045 --- /dev/null +++ b/libs/three/src/core/Object3D.js @@ -0,0 +1,1008 @@ +import { Quaternion } from '../math/Quaternion.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { EventDispatcher } from './EventDispatcher.js'; +import { Euler } from '../math/Euler.js'; +import { Layers } from './Layers.js'; +import { Matrix3 } from '../math/Matrix3.js'; +import * as MathUtils from '../math/MathUtils.js'; + +let _object3DId = 0; + +const _v1 = /*@__PURE__*/ new Vector3(); +const _q1 = /*@__PURE__*/ new Quaternion(); +const _m1 = /*@__PURE__*/ new Matrix4(); +const _target = /*@__PURE__*/ new Vector3(); + +const _position = /*@__PURE__*/ new Vector3(); +const _scale = /*@__PURE__*/ new Vector3(); +const _quaternion = /*@__PURE__*/ new Quaternion(); + +const _xAxis = /*@__PURE__*/ new Vector3( 1, 0, 0 ); +const _yAxis = /*@__PURE__*/ new Vector3( 0, 1, 0 ); +const _zAxis = /*@__PURE__*/ new Vector3( 0, 0, 1 ); + +const _addedEvent = { type: 'added' }; +const _removedEvent = { type: 'removed' }; + +class Object3D extends EventDispatcher { + + constructor() { + + super(); + + this.isObject3D = true; + + Object.defineProperty( this, 'id', { value: _object3DId ++ } ); + + this.uuid = MathUtils.generateUUID(); + + this.name = ''; + this.type = 'Object3D'; + + this.parent = null; + this.children = []; + + this.up = Object3D.DEFAULT_UP.clone(); + + const position = new Vector3(); + const rotation = new Euler(); + const quaternion = new Quaternion(); + const scale = new Vector3( 1, 1, 1 ); + + function onRotationChange() { + + quaternion.setFromEuler( rotation, false ); + + } + + function onQuaternionChange() { + + rotation.setFromQuaternion( quaternion, undefined, false ); + + } + + rotation._onChange( onRotationChange ); + quaternion._onChange( onQuaternionChange ); + + Object.defineProperties( this, { + position: { + configurable: true, + enumerable: true, + value: position + }, + rotation: { + configurable: true, + enumerable: true, + value: rotation + }, + quaternion: { + configurable: true, + enumerable: true, + value: quaternion + }, + scale: { + configurable: true, + enumerable: true, + value: scale + }, + modelViewMatrix: { + value: new Matrix4() + }, + normalMatrix: { + value: new Matrix3() + } + } ); + + this.matrix = new Matrix4(); + this.matrixWorld = new Matrix4(); + + this.matrixAutoUpdate = Object3D.DEFAULT_MATRIX_AUTO_UPDATE; + + this.matrixWorldAutoUpdate = Object3D.DEFAULT_MATRIX_WORLD_AUTO_UPDATE; // checked by the renderer + this.matrixWorldNeedsUpdate = false; + + this.layers = new Layers(); + this.visible = true; + + this.castShadow = false; + this.receiveShadow = false; + + this.frustumCulled = true; + this.renderOrder = 0; + + this.animations = []; + + this.userData = {}; + + } + + onBeforeShadow( /* renderer, object, camera, shadowCamera, geometry, depthMaterial, group */ ) {} + + onAfterShadow( /* renderer, object, camera, shadowCamera, geometry, depthMaterial, group */ ) {} + + onBeforeRender( /* renderer, scene, camera, geometry, material, group */ ) {} + + onAfterRender( /* renderer, scene, camera, geometry, material, group */ ) {} + + applyMatrix4( matrix ) { + + if ( this.matrixAutoUpdate ) this.updateMatrix(); + + this.matrix.premultiply( matrix ); + + this.matrix.decompose( this.position, this.quaternion, this.scale ); + + } + + applyQuaternion( q ) { + + this.quaternion.premultiply( q ); + + return this; + + } + + setRotationFromAxisAngle( axis, angle ) { + + // assumes axis is normalized + + this.quaternion.setFromAxisAngle( axis, angle ); + + } + + setRotationFromEuler( euler ) { + + this.quaternion.setFromEuler( euler, true ); + + } + + setRotationFromMatrix( m ) { + + // assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) + + this.quaternion.setFromRotationMatrix( m ); + + } + + setRotationFromQuaternion( q ) { + + // assumes q is normalized + + this.quaternion.copy( q ); + + } + + rotateOnAxis( axis, angle ) { + + // rotate object on axis in object space + // axis is assumed to be normalized + + _q1.setFromAxisAngle( axis, angle ); + + this.quaternion.multiply( _q1 ); + + return this; + + } + + rotateOnWorldAxis( axis, angle ) { + + // rotate object on axis in world space + // axis is assumed to be normalized + // method assumes no rotated parent + + _q1.setFromAxisAngle( axis, angle ); + + this.quaternion.premultiply( _q1 ); + + return this; + + } + + rotateX( angle ) { + + return this.rotateOnAxis( _xAxis, angle ); + + } + + rotateY( angle ) { + + return this.rotateOnAxis( _yAxis, angle ); + + } + + rotateZ( angle ) { + + return this.rotateOnAxis( _zAxis, angle ); + + } + + translateOnAxis( axis, distance ) { + + // translate object by distance along axis in object space + // axis is assumed to be normalized + + _v1.copy( axis ).applyQuaternion( this.quaternion ); + + this.position.add( _v1.multiplyScalar( distance ) ); + + return this; + + } + + translateX( distance ) { + + return this.translateOnAxis( _xAxis, distance ); + + } + + translateY( distance ) { + + return this.translateOnAxis( _yAxis, distance ); + + } + + translateZ( distance ) { + + return this.translateOnAxis( _zAxis, distance ); + + } + + localToWorld( vector ) { + + this.updateWorldMatrix( true, false ); + + return vector.applyMatrix4( this.matrixWorld ); + + } + + worldToLocal( vector ) { + + this.updateWorldMatrix( true, false ); + + return vector.applyMatrix4( _m1.copy( this.matrixWorld ).invert() ); + + } + + lookAt( x, y, z ) { + + // This method does not support objects having non-uniformly-scaled parent(s) + + if ( x.isVector3 ) { + + _target.copy( x ); + + } else { + + _target.set( x, y, z ); + + } + + const parent = this.parent; + + this.updateWorldMatrix( true, false ); + + _position.setFromMatrixPosition( this.matrixWorld ); + + if ( this.isCamera || this.isLight ) { + + _m1.lookAt( _position, _target, this.up ); + + } else { + + _m1.lookAt( _target, _position, this.up ); + + } + + this.quaternion.setFromRotationMatrix( _m1 ); + + if ( parent ) { + + _m1.extractRotation( parent.matrixWorld ); + _q1.setFromRotationMatrix( _m1 ); + this.quaternion.premultiply( _q1.invert() ); + + } + + } + + add( object ) { + + if ( arguments.length > 1 ) { + + for ( let i = 0; i < arguments.length; i ++ ) { + + this.add( arguments[ i ] ); + + } + + return this; + + } + + if ( object === this ) { + + console.error( 'THREE.Object3D.add: object can\'t be added as a child of itself.', object ); + return this; + + } + + if ( object && object.isObject3D ) { + + if ( object.parent !== null ) { + + object.parent.remove( object ); + + } + + object.parent = this; + this.children.push( object ); + + object.dispatchEvent( _addedEvent ); + + } else { + + console.error( 'THREE.Object3D.add: object not an instance of THREE.Object3D.', object ); + + } + + return this; + + } + + remove( object ) { + + if ( arguments.length > 1 ) { + + for ( let i = 0; i < arguments.length; i ++ ) { + + this.remove( arguments[ i ] ); + + } + + return this; + + } + + const index = this.children.indexOf( object ); + + if ( index !== - 1 ) { + + object.parent = null; + this.children.splice( index, 1 ); + + object.dispatchEvent( _removedEvent ); + + } + + return this; + + } + + removeFromParent() { + + const parent = this.parent; + + if ( parent !== null ) { + + parent.remove( this ); + + } + + return this; + + } + + clear() { + + return this.remove( ... this.children ); + + } + + attach( object ) { + + // adds object as a child of this, while maintaining the object's world transform + + // Note: This method does not support scene graphs having non-uniformly-scaled nodes(s) + + this.updateWorldMatrix( true, false ); + + _m1.copy( this.matrixWorld ).invert(); + + if ( object.parent !== null ) { + + object.parent.updateWorldMatrix( true, false ); + + _m1.multiply( object.parent.matrixWorld ); + + } + + object.applyMatrix4( _m1 ); + + this.add( object ); + + object.updateWorldMatrix( false, true ); + + return this; + + } + + getObjectById( id ) { + + return this.getObjectByProperty( 'id', id ); + + } + + getObjectByName( name ) { + + return this.getObjectByProperty( 'name', name ); + + } + + getObjectByProperty( name, value ) { + + if ( this[ name ] === value ) return this; + + for ( let i = 0, l = this.children.length; i < l; i ++ ) { + + const child = this.children[ i ]; + const object = child.getObjectByProperty( name, value ); + + if ( object !== undefined ) { + + return object; + + } + + } + + return undefined; + + } + + getObjectsByProperty( name, value, result = [] ) { + + if ( this[ name ] === value ) result.push( this ); + + const children = this.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + children[ i ].getObjectsByProperty( name, value, result ); + + } + + return result; + + } + + getWorldPosition( target ) { + + this.updateWorldMatrix( true, false ); + + return target.setFromMatrixPosition( this.matrixWorld ); + + } + + getWorldQuaternion( target ) { + + this.updateWorldMatrix( true, false ); + + this.matrixWorld.decompose( _position, target, _scale ); + + return target; + + } + + getWorldScale( target ) { + + this.updateWorldMatrix( true, false ); + + this.matrixWorld.decompose( _position, _quaternion, target ); + + return target; + + } + + getWorldDirection( target ) { + + this.updateWorldMatrix( true, false ); + + const e = this.matrixWorld.elements; + + return target.set( e[ 8 ], e[ 9 ], e[ 10 ] ).normalize(); + + } + + raycast( /* raycaster, intersects */ ) {} + + traverse( callback ) { + + callback( this ); + + const children = this.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + children[ i ].traverse( callback ); + + } + + } + + traverseVisible( callback ) { + + if ( this.visible === false ) return; + + callback( this ); + + const children = this.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + children[ i ].traverseVisible( callback ); + + } + + } + + traverseAncestors( callback ) { + + const parent = this.parent; + + if ( parent !== null ) { + + callback( parent ); + + parent.traverseAncestors( callback ); + + } + + } + + updateMatrix() { + + this.matrix.compose( this.position, this.quaternion, this.scale ); + + this.matrixWorldNeedsUpdate = true; + + } + + updateMatrixWorld( force ) { + + if ( this.matrixAutoUpdate ) this.updateMatrix(); + + if ( this.matrixWorldNeedsUpdate || force ) { + + if ( this.parent === null ) { + + this.matrixWorld.copy( this.matrix ); + + } else { + + this.matrixWorld.multiplyMatrices( this.parent.matrixWorld, this.matrix ); + + } + + this.matrixWorldNeedsUpdate = false; + + force = true; + + } + + // update children + + const children = this.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + const child = children[ i ]; + + if ( child.matrixWorldAutoUpdate === true || force === true ) { + + child.updateMatrixWorld( force ); + + } + + } + + } + + updateWorldMatrix( updateParents, updateChildren ) { + + const parent = this.parent; + + if ( updateParents === true && parent !== null && parent.matrixWorldAutoUpdate === true ) { + + parent.updateWorldMatrix( true, false ); + + } + + if ( this.matrixAutoUpdate ) this.updateMatrix(); + + if ( this.parent === null ) { + + this.matrixWorld.copy( this.matrix ); + + } else { + + this.matrixWorld.multiplyMatrices( this.parent.matrixWorld, this.matrix ); + + } + + // update children + + if ( updateChildren === true ) { + + const children = this.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + const child = children[ i ]; + + if ( child.matrixWorldAutoUpdate === true ) { + + child.updateWorldMatrix( false, true ); + + } + + } + + } + + } + + toJSON( meta ) { + + // meta is a string when called from JSON.stringify + const isRootObject = ( meta === undefined || typeof meta === 'string' ); + + const output = {}; + + // meta is a hash used to collect geometries, materials. + // not providing it implies that this is the root object + // being serialized. + if ( isRootObject ) { + + // initialize meta obj + meta = { + geometries: {}, + materials: {}, + textures: {}, + images: {}, + shapes: {}, + skeletons: {}, + animations: {}, + nodes: {} + }; + + output.metadata = { + version: 4.6, + type: 'Object', + generator: 'Object3D.toJSON' + }; + + } + + // standard Object3D serialization + + const object = {}; + + object.uuid = this.uuid; + object.type = this.type; + + if ( this.name !== '' ) object.name = this.name; + if ( this.castShadow === true ) object.castShadow = true; + if ( this.receiveShadow === true ) object.receiveShadow = true; + if ( this.visible === false ) object.visible = false; + if ( this.frustumCulled === false ) object.frustumCulled = false; + if ( this.renderOrder !== 0 ) object.renderOrder = this.renderOrder; + if ( Object.keys( this.userData ).length > 0 ) object.userData = this.userData; + + object.layers = this.layers.mask; + object.matrix = this.matrix.toArray(); + object.up = this.up.toArray(); + + if ( this.matrixAutoUpdate === false ) object.matrixAutoUpdate = false; + + // object specific properties + + if ( this.isInstancedMesh ) { + + object.type = 'InstancedMesh'; + object.count = this.count; + object.instanceMatrix = this.instanceMatrix.toJSON(); + if ( this.instanceColor !== null ) object.instanceColor = this.instanceColor.toJSON(); + + } + + if ( this.isBatchedMesh ) { + + object.type = 'BatchedMesh'; + object.perObjectFrustumCulled = this.perObjectFrustumCulled; + object.sortObjects = this.sortObjects; + + object.drawRanges = this._drawRanges; + object.reservedRanges = this._reservedRanges; + + object.visibility = this._visibility; + object.active = this._active; + object.bounds = this._bounds.map( bound => ( { + boxInitialized: bound.boxInitialized, + boxMin: bound.box.min.toArray(), + boxMax: bound.box.max.toArray(), + + sphereInitialized: bound.sphereInitialized, + sphereRadius: bound.sphere.radius, + sphereCenter: bound.sphere.center.toArray() + } ) ); + + object.maxGeometryCount = this._maxGeometryCount; + object.maxVertexCount = this._maxVertexCount; + object.maxIndexCount = this._maxIndexCount; + + object.geometryInitialized = this._geometryInitialized; + object.geometryCount = this._geometryCount; + + object.matricesTexture = this._matricesTexture.toJSON( meta ); + + if ( this.boundingSphere !== null ) { + + object.boundingSphere = { + center: object.boundingSphere.center.toArray(), + radius: object.boundingSphere.radius + }; + + } + + if ( this.boundingBox !== null ) { + + object.boundingBox = { + min: object.boundingBox.min.toArray(), + max: object.boundingBox.max.toArray() + }; + + } + + } + + // + + function serialize( library, element ) { + + if ( library[ element.uuid ] === undefined ) { + + library[ element.uuid ] = element.toJSON( meta ); + + } + + return element.uuid; + + } + + if ( this.isScene ) { + + if ( this.background ) { + + if ( this.background.isColor ) { + + object.background = this.background.toJSON(); + + } else if ( this.background.isTexture ) { + + object.background = this.background.toJSON( meta ).uuid; + + } + + } + + if ( this.environment && this.environment.isTexture && this.environment.isRenderTargetTexture !== true ) { + + object.environment = this.environment.toJSON( meta ).uuid; + + } + + } else if ( this.isMesh || this.isLine || this.isPoints ) { + + object.geometry = serialize( meta.geometries, this.geometry ); + + const parameters = this.geometry.parameters; + + if ( parameters !== undefined && parameters.shapes !== undefined ) { + + const shapes = parameters.shapes; + + if ( Array.isArray( shapes ) ) { + + for ( let i = 0, l = shapes.length; i < l; i ++ ) { + + const shape = shapes[ i ]; + + serialize( meta.shapes, shape ); + + } + + } else { + + serialize( meta.shapes, shapes ); + + } + + } + + } + + if ( this.isSkinnedMesh ) { + + object.bindMode = this.bindMode; + object.bindMatrix = this.bindMatrix.toArray(); + + if ( this.skeleton !== undefined ) { + + serialize( meta.skeletons, this.skeleton ); + + object.skeleton = this.skeleton.uuid; + + } + + } + + if ( this.material !== undefined ) { + + if ( Array.isArray( this.material ) ) { + + const uuids = []; + + for ( let i = 0, l = this.material.length; i < l; i ++ ) { + + uuids.push( serialize( meta.materials, this.material[ i ] ) ); + + } + + object.material = uuids; + + } else { + + object.material = serialize( meta.materials, this.material ); + + } + + } + + // + + if ( this.children.length > 0 ) { + + object.children = []; + + for ( let i = 0; i < this.children.length; i ++ ) { + + object.children.push( this.children[ i ].toJSON( meta ).object ); + + } + + } + + // + + if ( this.animations.length > 0 ) { + + object.animations = []; + + for ( let i = 0; i < this.animations.length; i ++ ) { + + const animation = this.animations[ i ]; + + object.animations.push( serialize( meta.animations, animation ) ); + + } + + } + + if ( isRootObject ) { + + const geometries = extractFromCache( meta.geometries ); + const materials = extractFromCache( meta.materials ); + const textures = extractFromCache( meta.textures ); + const images = extractFromCache( meta.images ); + const shapes = extractFromCache( meta.shapes ); + const skeletons = extractFromCache( meta.skeletons ); + const animations = extractFromCache( meta.animations ); + const nodes = extractFromCache( meta.nodes ); + + if ( geometries.length > 0 ) output.geometries = geometries; + if ( materials.length > 0 ) output.materials = materials; + if ( textures.length > 0 ) output.textures = textures; + if ( images.length > 0 ) output.images = images; + if ( shapes.length > 0 ) output.shapes = shapes; + if ( skeletons.length > 0 ) output.skeletons = skeletons; + if ( animations.length > 0 ) output.animations = animations; + if ( nodes.length > 0 ) output.nodes = nodes; + + } + + output.object = object; + + return output; + + // extract data from the cache hash + // remove metadata on each item + // and return as array + function extractFromCache( cache ) { + + const values = []; + for ( const key in cache ) { + + const data = cache[ key ]; + delete data.metadata; + values.push( data ); + + } + + return values; + + } + + } + + clone( recursive ) { + + return new this.constructor().copy( this, recursive ); + + } + + copy( source, recursive = true ) { + + this.name = source.name; + + this.up.copy( source.up ); + + this.position.copy( source.position ); + this.rotation.order = source.rotation.order; + this.quaternion.copy( source.quaternion ); + this.scale.copy( source.scale ); + + this.matrix.copy( source.matrix ); + this.matrixWorld.copy( source.matrixWorld ); + + this.matrixAutoUpdate = source.matrixAutoUpdate; + + this.matrixWorldAutoUpdate = source.matrixWorldAutoUpdate; + this.matrixWorldNeedsUpdate = source.matrixWorldNeedsUpdate; + + this.layers.mask = source.layers.mask; + this.visible = source.visible; + + this.castShadow = source.castShadow; + this.receiveShadow = source.receiveShadow; + + this.frustumCulled = source.frustumCulled; + this.renderOrder = source.renderOrder; + + this.animations = source.animations.slice(); + + this.userData = JSON.parse( JSON.stringify( source.userData ) ); + + if ( recursive === true ) { + + for ( let i = 0; i < source.children.length; i ++ ) { + + const child = source.children[ i ]; + this.add( child.clone() ); + + } + + } + + return this; + + } + +} + +Object3D.DEFAULT_UP = /*@__PURE__*/ new Vector3( 0, 1, 0 ); +Object3D.DEFAULT_MATRIX_AUTO_UPDATE = true; +Object3D.DEFAULT_MATRIX_WORLD_AUTO_UPDATE = true; + +export { Object3D }; diff --git a/libs/three/src/core/Raycaster.js b/libs/three/src/core/Raycaster.js new file mode 100644 index 000000000..c4f0c3712 --- /dev/null +++ b/libs/three/src/core/Raycaster.js @@ -0,0 +1,110 @@ +import { Ray } from '../math/Ray.js'; +import { Layers } from './Layers.js'; + +class Raycaster { + + constructor( origin, direction, near = 0, far = Infinity ) { + + this.ray = new Ray( origin, direction ); + // direction is assumed to be normalized (for accurate distance calculations) + + this.near = near; + this.far = far; + this.camera = null; + this.layers = new Layers(); + + this.params = { + Mesh: {}, + Line: { threshold: 1 }, + LOD: {}, + Points: { threshold: 1 }, + Sprite: {} + }; + + } + + set( origin, direction ) { + + // direction is assumed to be normalized (for accurate distance calculations) + + this.ray.set( origin, direction ); + + } + + setFromCamera( coords, camera ) { + + if ( camera.isPerspectiveCamera ) { + + this.ray.origin.setFromMatrixPosition( camera.matrixWorld ); + this.ray.direction.set( coords.x, coords.y, 0.5 ).unproject( camera ).sub( this.ray.origin ).normalize(); + this.camera = camera; + + } else if ( camera.isOrthographicCamera ) { + + this.ray.origin.set( coords.x, coords.y, ( camera.near + camera.far ) / ( camera.near - camera.far ) ).unproject( camera ); // set origin in plane of camera + this.ray.direction.set( 0, 0, - 1 ).transformDirection( camera.matrixWorld ); + this.camera = camera; + + } else { + + console.error( 'THREE.Raycaster: Unsupported camera type: ' + camera.type ); + + } + + } + + intersectObject( object, recursive = true, intersects = [] ) { + + intersectObject( object, this, intersects, recursive ); + + intersects.sort( ascSort ); + + return intersects; + + } + + intersectObjects( objects, recursive = true, intersects = [] ) { + + for ( let i = 0, l = objects.length; i < l; i ++ ) { + + intersectObject( objects[ i ], this, intersects, recursive ); + + } + + intersects.sort( ascSort ); + + return intersects; + + } + +} + +function ascSort( a, b ) { + + return a.distance - b.distance; + +} + +function intersectObject( object, raycaster, intersects, recursive ) { + + if ( object.layers.test( raycaster.layers ) ) { + + object.raycast( raycaster, intersects ); + + } + + if ( recursive === true ) { + + const children = object.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + intersectObject( children[ i ], raycaster, intersects, true ); + + } + + } + +} + +export { Raycaster }; diff --git a/libs/three/src/core/RenderTarget.js b/libs/three/src/core/RenderTarget.js new file mode 100644 index 000000000..675fa29b4 --- /dev/null +++ b/libs/three/src/core/RenderTarget.js @@ -0,0 +1,131 @@ +import { EventDispatcher } from './EventDispatcher.js'; +import { Texture } from '../textures/Texture.js'; +import { LinearFilter, NoColorSpace, SRGBColorSpace, sRGBEncoding } from '../constants.js'; +import { Vector4 } from '../math/Vector4.js'; +import { Source } from '../textures/Source.js'; +import { warnOnce } from '../utils.js'; + +/* + In options, we can specify: + * Texture parameters for an auto-generated target texture + * depthBuffer/stencilBuffer: Booleans to indicate if we should generate these buffers +*/ +class RenderTarget extends EventDispatcher { + + constructor( width = 1, height = 1, options = {} ) { + + super(); + + this.isRenderTarget = true; + + this.width = width; + this.height = height; + this.depth = 1; + + this.scissor = new Vector4( 0, 0, width, height ); + this.scissorTest = false; + + this.viewport = new Vector4( 0, 0, width, height ); + + const image = { width: width, height: height, depth: 1 }; + + if ( options.encoding !== undefined ) { + + // @deprecated, r152 + warnOnce( 'THREE.WebGLRenderTarget: option.encoding has been replaced by option.colorSpace.' ); + options.colorSpace = options.encoding === sRGBEncoding ? SRGBColorSpace : NoColorSpace; + + } + + options = Object.assign( { + generateMipmaps: false, + internalFormat: null, + minFilter: LinearFilter, + depthBuffer: true, + stencilBuffer: false, + depthTexture: null, + samples: 0 + }, options ); + + this.texture = new Texture( image, options.mapping, options.wrapS, options.wrapT, options.magFilter, options.minFilter, options.format, options.type, options.anisotropy, options.colorSpace ); + this.texture.isRenderTargetTexture = true; + + this.texture.flipY = false; + this.texture.generateMipmaps = options.generateMipmaps; + this.texture.internalFormat = options.internalFormat; + + this.depthBuffer = options.depthBuffer; + this.stencilBuffer = options.stencilBuffer; + + this.depthTexture = options.depthTexture; + + this.samples = options.samples; + + } + + setSize( width, height, depth = 1 ) { + + if ( this.width !== width || this.height !== height || this.depth !== depth ) { + + this.width = width; + this.height = height; + this.depth = depth; + + this.texture.image.width = width; + this.texture.image.height = height; + this.texture.image.depth = depth; + + this.dispose(); + + } + + this.viewport.set( 0, 0, width, height ); + this.scissor.set( 0, 0, width, height ); + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + copy( source ) { + + this.width = source.width; + this.height = source.height; + this.depth = source.depth; + + this.scissor.copy( source.scissor ); + this.scissorTest = source.scissorTest; + + this.viewport.copy( source.viewport ); + + this.texture = source.texture.clone(); + this.texture.isRenderTargetTexture = true; + + // ensure image object is not shared, see #20328 + + const image = Object.assign( {}, source.texture.image ); + this.texture.source = new Source( image ); + + this.depthBuffer = source.depthBuffer; + this.stencilBuffer = source.stencilBuffer; + + if ( source.depthTexture !== null ) this.depthTexture = source.depthTexture.clone(); + + this.samples = source.samples; + + return this; + + } + + dispose() { + + this.dispatchEvent( { type: 'dispose' } ); + + } + +} + +export { RenderTarget }; diff --git a/libs/three/src/core/Uniform.js b/libs/three/src/core/Uniform.js new file mode 100644 index 000000000..a2d421c40 --- /dev/null +++ b/libs/three/src/core/Uniform.js @@ -0,0 +1,17 @@ +class Uniform { + + constructor( value ) { + + this.value = value; + + } + + clone() { + + return new Uniform( this.value.clone === undefined ? this.value : this.value.clone() ); + + } + +} + +export { Uniform }; diff --git a/libs/three/src/core/UniformsGroup.js b/libs/three/src/core/UniformsGroup.js new file mode 100644 index 000000000..7fa592ba4 --- /dev/null +++ b/libs/three/src/core/UniformsGroup.js @@ -0,0 +1,98 @@ +import { EventDispatcher } from './EventDispatcher.js'; +import { StaticDrawUsage } from '../constants.js'; + +let _id = 0; + +class UniformsGroup extends EventDispatcher { + + constructor() { + + super(); + + this.isUniformsGroup = true; + + Object.defineProperty( this, 'id', { value: _id ++ } ); + + this.name = ''; + + this.usage = StaticDrawUsage; + this.uniforms = []; + + } + + add( uniform ) { + + this.uniforms.push( uniform ); + + return this; + + } + + remove( uniform ) { + + const index = this.uniforms.indexOf( uniform ); + + if ( index !== - 1 ) this.uniforms.splice( index, 1 ); + + return this; + + } + + setName( name ) { + + this.name = name; + + return this; + + } + + setUsage( value ) { + + this.usage = value; + + return this; + + } + + dispose() { + + this.dispatchEvent( { type: 'dispose' } ); + + return this; + + } + + copy( source ) { + + this.name = source.name; + this.usage = source.usage; + + const uniformsSource = source.uniforms; + + this.uniforms.length = 0; + + for ( let i = 0, l = uniformsSource.length; i < l; i ++ ) { + + const uniforms = Array.isArray( uniformsSource[ i ] ) ? uniformsSource[ i ] : [ uniformsSource[ i ] ]; + + for ( let j = 0; j < uniforms.length; j ++ ) { + + this.uniforms.push( uniforms[ j ].clone() ); + + } + + } + + return this; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + +} + +export { UniformsGroup }; diff --git a/libs/three/src/extras/DataUtils.js b/libs/three/src/extras/DataUtils.js new file mode 100644 index 000000000..3234f34c0 --- /dev/null +++ b/libs/three/src/extras/DataUtils.js @@ -0,0 +1,176 @@ +import { clamp } from '../math/MathUtils.js'; + +// Fast Half Float Conversions, http://www.fox-toolkit.org/ftp/fasthalffloatconversion.pdf + +const _tables = /*@__PURE__*/ _generateTables(); + +function _generateTables() { + + // float32 to float16 helpers + + const buffer = new ArrayBuffer( 4 ); + const floatView = new Float32Array( buffer ); + const uint32View = new Uint32Array( buffer ); + + const baseTable = new Uint32Array( 512 ); + const shiftTable = new Uint32Array( 512 ); + + for ( let i = 0; i < 256; ++ i ) { + + const e = i - 127; + + // very small number (0, -0) + + if ( e < - 27 ) { + + baseTable[ i ] = 0x0000; + baseTable[ i | 0x100 ] = 0x8000; + shiftTable[ i ] = 24; + shiftTable[ i | 0x100 ] = 24; + + // small number (denorm) + + } else if ( e < - 14 ) { + + baseTable[ i ] = 0x0400 >> ( - e - 14 ); + baseTable[ i | 0x100 ] = ( 0x0400 >> ( - e - 14 ) ) | 0x8000; + shiftTable[ i ] = - e - 1; + shiftTable[ i | 0x100 ] = - e - 1; + + // normal number + + } else if ( e <= 15 ) { + + baseTable[ i ] = ( e + 15 ) << 10; + baseTable[ i | 0x100 ] = ( ( e + 15 ) << 10 ) | 0x8000; + shiftTable[ i ] = 13; + shiftTable[ i | 0x100 ] = 13; + + // large number (Infinity, -Infinity) + + } else if ( e < 128 ) { + + baseTable[ i ] = 0x7c00; + baseTable[ i | 0x100 ] = 0xfc00; + shiftTable[ i ] = 24; + shiftTable[ i | 0x100 ] = 24; + + // stay (NaN, Infinity, -Infinity) + + } else { + + baseTable[ i ] = 0x7c00; + baseTable[ i | 0x100 ] = 0xfc00; + shiftTable[ i ] = 13; + shiftTable[ i | 0x100 ] = 13; + + } + + } + + // float16 to float32 helpers + + const mantissaTable = new Uint32Array( 2048 ); + const exponentTable = new Uint32Array( 64 ); + const offsetTable = new Uint32Array( 64 ); + + for ( let i = 1; i < 1024; ++ i ) { + + let m = i << 13; // zero pad mantissa bits + let e = 0; // zero exponent + + // normalized + while ( ( m & 0x00800000 ) === 0 ) { + + m <<= 1; + e -= 0x00800000; // decrement exponent + + } + + m &= ~ 0x00800000; // clear leading 1 bit + e += 0x38800000; // adjust bias + + mantissaTable[ i ] = m | e; + + } + + for ( let i = 1024; i < 2048; ++ i ) { + + mantissaTable[ i ] = 0x38000000 + ( ( i - 1024 ) << 13 ); + + } + + for ( let i = 1; i < 31; ++ i ) { + + exponentTable[ i ] = i << 23; + + } + + exponentTable[ 31 ] = 0x47800000; + exponentTable[ 32 ] = 0x80000000; + + for ( let i = 33; i < 63; ++ i ) { + + exponentTable[ i ] = 0x80000000 + ( ( i - 32 ) << 23 ); + + } + + exponentTable[ 63 ] = 0xc7800000; + + for ( let i = 1; i < 64; ++ i ) { + + if ( i !== 32 ) { + + offsetTable[ i ] = 1024; + + } + + } + + return { + floatView: floatView, + uint32View: uint32View, + baseTable: baseTable, + shiftTable: shiftTable, + mantissaTable: mantissaTable, + exponentTable: exponentTable, + offsetTable: offsetTable + }; + +} + +// float32 to float16 + +function toHalfFloat( val ) { + + if ( Math.abs( val ) > 65504 ) console.warn( 'THREE.DataUtils.toHalfFloat(): Value out of range.' ); + + val = clamp( val, - 65504, 65504 ); + + _tables.floatView[ 0 ] = val; + const f = _tables.uint32View[ 0 ]; + const e = ( f >> 23 ) & 0x1ff; + return _tables.baseTable[ e ] + ( ( f & 0x007fffff ) >> _tables.shiftTable[ e ] ); + +} + +// float16 to float32 + +function fromHalfFloat( val ) { + + const m = val >> 10; + _tables.uint32View[ 0 ] = _tables.mantissaTable[ _tables.offsetTable[ m ] + ( val & 0x3ff ) ] + _tables.exponentTable[ m ]; + return _tables.floatView[ 0 ]; + +} + +const DataUtils = { + toHalfFloat: toHalfFloat, + fromHalfFloat: fromHalfFloat, +}; + +export { + toHalfFloat, + fromHalfFloat, + DataUtils +}; diff --git a/libs/three/src/extras/Earcut.js b/libs/three/src/extras/Earcut.js new file mode 100644 index 000000000..0a824aca2 --- /dev/null +++ b/libs/three/src/extras/Earcut.js @@ -0,0 +1,789 @@ +/** + * Port from https://github.com/mapbox/earcut (v2.2.4) + */ + +const Earcut = { + + triangulate: function ( data, holeIndices, dim = 2 ) { + + const hasHoles = holeIndices && holeIndices.length; + const outerLen = hasHoles ? holeIndices[ 0 ] * dim : data.length; + let outerNode = linkedList( data, 0, outerLen, dim, true ); + const triangles = []; + + if ( ! outerNode || outerNode.next === outerNode.prev ) return triangles; + + let minX, minY, maxX, maxY, x, y, invSize; + + if ( hasHoles ) outerNode = eliminateHoles( data, holeIndices, outerNode, dim ); + + // if the shape is not too simple, we'll use z-order curve hash later; calculate polygon bbox + if ( data.length > 80 * dim ) { + + minX = maxX = data[ 0 ]; + minY = maxY = data[ 1 ]; + + for ( let i = dim; i < outerLen; i += dim ) { + + x = data[ i ]; + y = data[ i + 1 ]; + if ( x < minX ) minX = x; + if ( y < minY ) minY = y; + if ( x > maxX ) maxX = x; + if ( y > maxY ) maxY = y; + + } + + // minX, minY and invSize are later used to transform coords into integers for z-order calculation + invSize = Math.max( maxX - minX, maxY - minY ); + invSize = invSize !== 0 ? 32767 / invSize : 0; + + } + + earcutLinked( outerNode, triangles, dim, minX, minY, invSize, 0 ); + + return triangles; + + } + +}; + +// create a circular doubly linked list from polygon points in the specified winding order +function linkedList( data, start, end, dim, clockwise ) { + + let i, last; + + if ( clockwise === ( signedArea( data, start, end, dim ) > 0 ) ) { + + for ( i = start; i < end; i += dim ) last = insertNode( i, data[ i ], data[ i + 1 ], last ); + + } else { + + for ( i = end - dim; i >= start; i -= dim ) last = insertNode( i, data[ i ], data[ i + 1 ], last ); + + } + + if ( last && equals( last, last.next ) ) { + + removeNode( last ); + last = last.next; + + } + + return last; + +} + +// eliminate colinear or duplicate points +function filterPoints( start, end ) { + + if ( ! start ) return start; + if ( ! end ) end = start; + + let p = start, + again; + do { + + again = false; + + if ( ! p.steiner && ( equals( p, p.next ) || area( p.prev, p, p.next ) === 0 ) ) { + + removeNode( p ); + p = end = p.prev; + if ( p === p.next ) break; + again = true; + + } else { + + p = p.next; + + } + + } while ( again || p !== end ); + + return end; + +} + +// main ear slicing loop which triangulates a polygon (given as a linked list) +function earcutLinked( ear, triangles, dim, minX, minY, invSize, pass ) { + + if ( ! ear ) return; + + // interlink polygon nodes in z-order + if ( ! pass && invSize ) indexCurve( ear, minX, minY, invSize ); + + let stop = ear, + prev, next; + + // iterate through ears, slicing them one by one + while ( ear.prev !== ear.next ) { + + prev = ear.prev; + next = ear.next; + + if ( invSize ? isEarHashed( ear, minX, minY, invSize ) : isEar( ear ) ) { + + // cut off the triangle + triangles.push( prev.i / dim | 0 ); + triangles.push( ear.i / dim | 0 ); + triangles.push( next.i / dim | 0 ); + + removeNode( ear ); + + // skipping the next vertex leads to less sliver triangles + ear = next.next; + stop = next.next; + + continue; + + } + + ear = next; + + // if we looped through the whole remaining polygon and can't find any more ears + if ( ear === stop ) { + + // try filtering points and slicing again + if ( ! pass ) { + + earcutLinked( filterPoints( ear ), triangles, dim, minX, minY, invSize, 1 ); + + // if this didn't work, try curing all small self-intersections locally + + } else if ( pass === 1 ) { + + ear = cureLocalIntersections( filterPoints( ear ), triangles, dim ); + earcutLinked( ear, triangles, dim, minX, minY, invSize, 2 ); + + // as a last resort, try splitting the remaining polygon into two + + } else if ( pass === 2 ) { + + splitEarcut( ear, triangles, dim, minX, minY, invSize ); + + } + + break; + + } + + } + +} + +// check whether a polygon node forms a valid ear with adjacent nodes +function isEar( ear ) { + + const a = ear.prev, + b = ear, + c = ear.next; + + if ( area( a, b, c ) >= 0 ) return false; // reflex, can't be an ear + + // now make sure we don't have other points inside the potential ear + const ax = a.x, bx = b.x, cx = c.x, ay = a.y, by = b.y, cy = c.y; + + // triangle bbox; min & max are calculated like this for speed + const x0 = ax < bx ? ( ax < cx ? ax : cx ) : ( bx < cx ? bx : cx ), + y0 = ay < by ? ( ay < cy ? ay : cy ) : ( by < cy ? by : cy ), + x1 = ax > bx ? ( ax > cx ? ax : cx ) : ( bx > cx ? bx : cx ), + y1 = ay > by ? ( ay > cy ? ay : cy ) : ( by > cy ? by : cy ); + + let p = c.next; + while ( p !== a ) { + + if ( p.x >= x0 && p.x <= x1 && p.y >= y0 && p.y <= y1 && + pointInTriangle( ax, ay, bx, by, cx, cy, p.x, p.y ) && + area( p.prev, p, p.next ) >= 0 ) return false; + p = p.next; + + } + + return true; + +} + +function isEarHashed( ear, minX, minY, invSize ) { + + const a = ear.prev, + b = ear, + c = ear.next; + + if ( area( a, b, c ) >= 0 ) return false; // reflex, can't be an ear + + const ax = a.x, bx = b.x, cx = c.x, ay = a.y, by = b.y, cy = c.y; + + // triangle bbox; min & max are calculated like this for speed + const x0 = ax < bx ? ( ax < cx ? ax : cx ) : ( bx < cx ? bx : cx ), + y0 = ay < by ? ( ay < cy ? ay : cy ) : ( by < cy ? by : cy ), + x1 = ax > bx ? ( ax > cx ? ax : cx ) : ( bx > cx ? bx : cx ), + y1 = ay > by ? ( ay > cy ? ay : cy ) : ( by > cy ? by : cy ); + + // z-order range for the current triangle bbox; + const minZ = zOrder( x0, y0, minX, minY, invSize ), + maxZ = zOrder( x1, y1, minX, minY, invSize ); + + let p = ear.prevZ, + n = ear.nextZ; + + // look for points inside the triangle in both directions + while ( p && p.z >= minZ && n && n.z <= maxZ ) { + + if ( p.x >= x0 && p.x <= x1 && p.y >= y0 && p.y <= y1 && p !== a && p !== c && + pointInTriangle( ax, ay, bx, by, cx, cy, p.x, p.y ) && area( p.prev, p, p.next ) >= 0 ) return false; + p = p.prevZ; + + if ( n.x >= x0 && n.x <= x1 && n.y >= y0 && n.y <= y1 && n !== a && n !== c && + pointInTriangle( ax, ay, bx, by, cx, cy, n.x, n.y ) && area( n.prev, n, n.next ) >= 0 ) return false; + n = n.nextZ; + + } + + // look for remaining points in decreasing z-order + while ( p && p.z >= minZ ) { + + if ( p.x >= x0 && p.x <= x1 && p.y >= y0 && p.y <= y1 && p !== a && p !== c && + pointInTriangle( ax, ay, bx, by, cx, cy, p.x, p.y ) && area( p.prev, p, p.next ) >= 0 ) return false; + p = p.prevZ; + + } + + // look for remaining points in increasing z-order + while ( n && n.z <= maxZ ) { + + if ( n.x >= x0 && n.x <= x1 && n.y >= y0 && n.y <= y1 && n !== a && n !== c && + pointInTriangle( ax, ay, bx, by, cx, cy, n.x, n.y ) && area( n.prev, n, n.next ) >= 0 ) return false; + n = n.nextZ; + + } + + return true; + +} + +// go through all polygon nodes and cure small local self-intersections +function cureLocalIntersections( start, triangles, dim ) { + + let p = start; + do { + + const a = p.prev, + b = p.next.next; + + if ( ! equals( a, b ) && intersects( a, p, p.next, b ) && locallyInside( a, b ) && locallyInside( b, a ) ) { + + triangles.push( a.i / dim | 0 ); + triangles.push( p.i / dim | 0 ); + triangles.push( b.i / dim | 0 ); + + // remove two nodes involved + removeNode( p ); + removeNode( p.next ); + + p = start = b; + + } + + p = p.next; + + } while ( p !== start ); + + return filterPoints( p ); + +} + +// try splitting polygon into two and triangulate them independently +function splitEarcut( start, triangles, dim, minX, minY, invSize ) { + + // look for a valid diagonal that divides the polygon into two + let a = start; + do { + + let b = a.next.next; + while ( b !== a.prev ) { + + if ( a.i !== b.i && isValidDiagonal( a, b ) ) { + + // split the polygon in two by the diagonal + let c = splitPolygon( a, b ); + + // filter colinear points around the cuts + a = filterPoints( a, a.next ); + c = filterPoints( c, c.next ); + + // run earcut on each half + earcutLinked( a, triangles, dim, minX, minY, invSize, 0 ); + earcutLinked( c, triangles, dim, minX, minY, invSize, 0 ); + return; + + } + + b = b.next; + + } + + a = a.next; + + } while ( a !== start ); + +} + +// link every hole into the outer loop, producing a single-ring polygon without holes +function eliminateHoles( data, holeIndices, outerNode, dim ) { + + const queue = []; + let i, len, start, end, list; + + for ( i = 0, len = holeIndices.length; i < len; i ++ ) { + + start = holeIndices[ i ] * dim; + end = i < len - 1 ? holeIndices[ i + 1 ] * dim : data.length; + list = linkedList( data, start, end, dim, false ); + if ( list === list.next ) list.steiner = true; + queue.push( getLeftmost( list ) ); + + } + + queue.sort( compareX ); + + // process holes from left to right + for ( i = 0; i < queue.length; i ++ ) { + + outerNode = eliminateHole( queue[ i ], outerNode ); + + } + + return outerNode; + +} + +function compareX( a, b ) { + + return a.x - b.x; + +} + +// find a bridge between vertices that connects hole with an outer ring and link it +function eliminateHole( hole, outerNode ) { + + const bridge = findHoleBridge( hole, outerNode ); + if ( ! bridge ) { + + return outerNode; + + } + + const bridgeReverse = splitPolygon( bridge, hole ); + + // filter collinear points around the cuts + filterPoints( bridgeReverse, bridgeReverse.next ); + return filterPoints( bridge, bridge.next ); + +} + +// David Eberly's algorithm for finding a bridge between hole and outer polygon +function findHoleBridge( hole, outerNode ) { + + let p = outerNode, + qx = - Infinity, + m; + + const hx = hole.x, hy = hole.y; + + // find a segment intersected by a ray from the hole's leftmost point to the left; + // segment's endpoint with lesser x will be potential connection point + do { + + if ( hy <= p.y && hy >= p.next.y && p.next.y !== p.y ) { + + const x = p.x + ( hy - p.y ) * ( p.next.x - p.x ) / ( p.next.y - p.y ); + if ( x <= hx && x > qx ) { + + qx = x; + m = p.x < p.next.x ? p : p.next; + if ( x === hx ) return m; // hole touches outer segment; pick leftmost endpoint + + } + + } + + p = p.next; + + } while ( p !== outerNode ); + + if ( ! m ) return null; + + // look for points inside the triangle of hole point, segment intersection and endpoint; + // if there are no points found, we have a valid connection; + // otherwise choose the point of the minimum angle with the ray as connection point + + const stop = m, + mx = m.x, + my = m.y; + let tanMin = Infinity, tan; + + p = m; + + do { + + if ( hx >= p.x && p.x >= mx && hx !== p.x && + pointInTriangle( hy < my ? hx : qx, hy, mx, my, hy < my ? qx : hx, hy, p.x, p.y ) ) { + + tan = Math.abs( hy - p.y ) / ( hx - p.x ); // tangential + + if ( locallyInside( p, hole ) && ( tan < tanMin || ( tan === tanMin && ( p.x > m.x || ( p.x === m.x && sectorContainsSector( m, p ) ) ) ) ) ) { + + m = p; + tanMin = tan; + + } + + } + + p = p.next; + + } while ( p !== stop ); + + return m; + +} + +// whether sector in vertex m contains sector in vertex p in the same coordinates +function sectorContainsSector( m, p ) { + + return area( m.prev, m, p.prev ) < 0 && area( p.next, m, m.next ) < 0; + +} + +// interlink polygon nodes in z-order +function indexCurve( start, minX, minY, invSize ) { + + let p = start; + do { + + if ( p.z === 0 ) p.z = zOrder( p.x, p.y, minX, minY, invSize ); + p.prevZ = p.prev; + p.nextZ = p.next; + p = p.next; + + } while ( p !== start ); + + p.prevZ.nextZ = null; + p.prevZ = null; + + sortLinked( p ); + +} + +// Simon Tatham's linked list merge sort algorithm +// http://www.chiark.greenend.org.uk/~sgtatham/algorithms/listsort.html +function sortLinked( list ) { + + let i, p, q, e, tail, numMerges, pSize, qSize, + inSize = 1; + + do { + + p = list; + list = null; + tail = null; + numMerges = 0; + + while ( p ) { + + numMerges ++; + q = p; + pSize = 0; + for ( i = 0; i < inSize; i ++ ) { + + pSize ++; + q = q.nextZ; + if ( ! q ) break; + + } + + qSize = inSize; + + while ( pSize > 0 || ( qSize > 0 && q ) ) { + + if ( pSize !== 0 && ( qSize === 0 || ! q || p.z <= q.z ) ) { + + e = p; + p = p.nextZ; + pSize --; + + } else { + + e = q; + q = q.nextZ; + qSize --; + + } + + if ( tail ) tail.nextZ = e; + else list = e; + + e.prevZ = tail; + tail = e; + + } + + p = q; + + } + + tail.nextZ = null; + inSize *= 2; + + } while ( numMerges > 1 ); + + return list; + +} + +// z-order of a point given coords and inverse of the longer side of data bbox +function zOrder( x, y, minX, minY, invSize ) { + + // coords are transformed into non-negative 15-bit integer range + x = ( x - minX ) * invSize | 0; + y = ( y - minY ) * invSize | 0; + + x = ( x | ( x << 8 ) ) & 0x00FF00FF; + x = ( x | ( x << 4 ) ) & 0x0F0F0F0F; + x = ( x | ( x << 2 ) ) & 0x33333333; + x = ( x | ( x << 1 ) ) & 0x55555555; + + y = ( y | ( y << 8 ) ) & 0x00FF00FF; + y = ( y | ( y << 4 ) ) & 0x0F0F0F0F; + y = ( y | ( y << 2 ) ) & 0x33333333; + y = ( y | ( y << 1 ) ) & 0x55555555; + + return x | ( y << 1 ); + +} + +// find the leftmost node of a polygon ring +function getLeftmost( start ) { + + let p = start, + leftmost = start; + do { + + if ( p.x < leftmost.x || ( p.x === leftmost.x && p.y < leftmost.y ) ) leftmost = p; + p = p.next; + + } while ( p !== start ); + + return leftmost; + +} + +// check if a point lies within a convex triangle +function pointInTriangle( ax, ay, bx, by, cx, cy, px, py ) { + + return ( cx - px ) * ( ay - py ) >= ( ax - px ) * ( cy - py ) && + ( ax - px ) * ( by - py ) >= ( bx - px ) * ( ay - py ) && + ( bx - px ) * ( cy - py ) >= ( cx - px ) * ( by - py ); + +} + +// check if a diagonal between two polygon nodes is valid (lies in polygon interior) +function isValidDiagonal( a, b ) { + + return a.next.i !== b.i && a.prev.i !== b.i && ! intersectsPolygon( a, b ) && // dones't intersect other edges + ( locallyInside( a, b ) && locallyInside( b, a ) && middleInside( a, b ) && // locally visible + ( area( a.prev, a, b.prev ) || area( a, b.prev, b ) ) || // does not create opposite-facing sectors + equals( a, b ) && area( a.prev, a, a.next ) > 0 && area( b.prev, b, b.next ) > 0 ); // special zero-length case + +} + +// signed area of a triangle +function area( p, q, r ) { + + return ( q.y - p.y ) * ( r.x - q.x ) - ( q.x - p.x ) * ( r.y - q.y ); + +} + +// check if two points are equal +function equals( p1, p2 ) { + + return p1.x === p2.x && p1.y === p2.y; + +} + +// check if two segments intersect +function intersects( p1, q1, p2, q2 ) { + + const o1 = sign( area( p1, q1, p2 ) ); + const o2 = sign( area( p1, q1, q2 ) ); + const o3 = sign( area( p2, q2, p1 ) ); + const o4 = sign( area( p2, q2, q1 ) ); + + if ( o1 !== o2 && o3 !== o4 ) return true; // general case + + if ( o1 === 0 && onSegment( p1, p2, q1 ) ) return true; // p1, q1 and p2 are collinear and p2 lies on p1q1 + if ( o2 === 0 && onSegment( p1, q2, q1 ) ) return true; // p1, q1 and q2 are collinear and q2 lies on p1q1 + if ( o3 === 0 && onSegment( p2, p1, q2 ) ) return true; // p2, q2 and p1 are collinear and p1 lies on p2q2 + if ( o4 === 0 && onSegment( p2, q1, q2 ) ) return true; // p2, q2 and q1 are collinear and q1 lies on p2q2 + + return false; + +} + +// for collinear points p, q, r, check if point q lies on segment pr +function onSegment( p, q, r ) { + + return q.x <= Math.max( p.x, r.x ) && q.x >= Math.min( p.x, r.x ) && q.y <= Math.max( p.y, r.y ) && q.y >= Math.min( p.y, r.y ); + +} + +function sign( num ) { + + return num > 0 ? 1 : num < 0 ? - 1 : 0; + +} + +// check if a polygon diagonal intersects any polygon segments +function intersectsPolygon( a, b ) { + + let p = a; + do { + + if ( p.i !== a.i && p.next.i !== a.i && p.i !== b.i && p.next.i !== b.i && + intersects( p, p.next, a, b ) ) return true; + p = p.next; + + } while ( p !== a ); + + return false; + +} + +// check if a polygon diagonal is locally inside the polygon +function locallyInside( a, b ) { + + return area( a.prev, a, a.next ) < 0 ? + area( a, b, a.next ) >= 0 && area( a, a.prev, b ) >= 0 : + area( a, b, a.prev ) < 0 || area( a, a.next, b ) < 0; + +} + +// check if the middle point of a polygon diagonal is inside the polygon +function middleInside( a, b ) { + + let p = a, + inside = false; + const px = ( a.x + b.x ) / 2, + py = ( a.y + b.y ) / 2; + do { + + if ( ( ( p.y > py ) !== ( p.next.y > py ) ) && p.next.y !== p.y && + ( px < ( p.next.x - p.x ) * ( py - p.y ) / ( p.next.y - p.y ) + p.x ) ) + inside = ! inside; + p = p.next; + + } while ( p !== a ); + + return inside; + +} + +// link two polygon vertices with a bridge; if the vertices belong to the same ring, it splits polygon into two; +// if one belongs to the outer ring and another to a hole, it merges it into a single ring +function splitPolygon( a, b ) { + + const a2 = new Node( a.i, a.x, a.y ), + b2 = new Node( b.i, b.x, b.y ), + an = a.next, + bp = b.prev; + + a.next = b; + b.prev = a; + + a2.next = an; + an.prev = a2; + + b2.next = a2; + a2.prev = b2; + + bp.next = b2; + b2.prev = bp; + + return b2; + +} + +// create a node and optionally link it with previous one (in a circular doubly linked list) +function insertNode( i, x, y, last ) { + + const p = new Node( i, x, y ); + + if ( ! last ) { + + p.prev = p; + p.next = p; + + } else { + + p.next = last.next; + p.prev = last; + last.next.prev = p; + last.next = p; + + } + + return p; + +} + +function removeNode( p ) { + + p.next.prev = p.prev; + p.prev.next = p.next; + + if ( p.prevZ ) p.prevZ.nextZ = p.nextZ; + if ( p.nextZ ) p.nextZ.prevZ = p.prevZ; + +} + +function Node( i, x, y ) { + + // vertex index in coordinates array + this.i = i; + + // vertex coordinates + this.x = x; + this.y = y; + + // previous and next vertex nodes in a polygon ring + this.prev = null; + this.next = null; + + // z-order curve value + this.z = 0; + + // previous and next nodes in z-order + this.prevZ = null; + this.nextZ = null; + + // indicates whether this is a steiner point + this.steiner = false; + +} + +function signedArea( data, start, end, dim ) { + + let sum = 0; + for ( let i = start, j = end - dim; i < end; i += dim ) { + + sum += ( data[ j ] - data[ i ] ) * ( data[ i + 1 ] + data[ j + 1 ] ); + j = i; + + } + + return sum; + +} + +export { Earcut }; diff --git a/libs/three/src/extras/ImageUtils.js b/libs/three/src/extras/ImageUtils.js new file mode 100644 index 000000000..ceddc4d9d --- /dev/null +++ b/libs/three/src/extras/ImageUtils.js @@ -0,0 +1,129 @@ +import { createElementNS } from '../utils.js'; +import { SRGBToLinear } from '../math/ColorManagement.js'; + +let _canvas; + +class ImageUtils { + + static getDataURL( image ) { + + if ( /^data:/i.test( image.src ) ) { + + return image.src; + + } + + if ( typeof HTMLCanvasElement === 'undefined' ) { + + return image.src; + + } + + let canvas; + + if ( image instanceof HTMLCanvasElement ) { + + canvas = image; + + } else { + + if ( _canvas === undefined ) _canvas = createElementNS( 'canvas' ); + + _canvas.width = image.width; + _canvas.height = image.height; + + const context = _canvas.getContext( '2d' ); + + if ( image instanceof ImageData ) { + + context.putImageData( image, 0, 0 ); + + } else { + + context.drawImage( image, 0, 0, image.width, image.height ); + + } + + canvas = _canvas; + + } + + if ( canvas.width > 2048 || canvas.height > 2048 ) { + + console.warn( 'THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons', image ); + + return canvas.toDataURL( 'image/jpeg', 0.6 ); + + } else { + + return canvas.toDataURL( 'image/png' ); + + } + + } + + static sRGBToLinear( image ) { + + if ( ( typeof HTMLImageElement !== 'undefined' && image instanceof HTMLImageElement ) || + ( typeof HTMLCanvasElement !== 'undefined' && image instanceof HTMLCanvasElement ) || + ( typeof ImageBitmap !== 'undefined' && image instanceof ImageBitmap ) ) { + + const canvas = createElementNS( 'canvas' ); + + canvas.width = image.width; + canvas.height = image.height; + + const context = canvas.getContext( '2d' ); + context.drawImage( image, 0, 0, image.width, image.height ); + + const imageData = context.getImageData( 0, 0, image.width, image.height ); + const data = imageData.data; + + for ( let i = 0; i < data.length; i ++ ) { + + data[ i ] = SRGBToLinear( data[ i ] / 255 ) * 255; + + } + + context.putImageData( imageData, 0, 0 ); + + return canvas; + + } else if ( image.data ) { + + const data = image.data.slice( 0 ); + + for ( let i = 0; i < data.length; i ++ ) { + + if ( data instanceof Uint8Array || data instanceof Uint8ClampedArray ) { + + data[ i ] = Math.floor( SRGBToLinear( data[ i ] / 255 ) * 255 ); + + } else { + + // assuming float + + data[ i ] = SRGBToLinear( data[ i ] ); + + } + + } + + return { + data: data, + width: image.width, + height: image.height + }; + + } else { + + console.warn( 'THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied.' ); + return image; + + } + + } + +} + +export { ImageUtils }; diff --git a/libs/three/src/extras/PMREMGenerator.js b/libs/three/src/extras/PMREMGenerator.js new file mode 100644 index 000000000..aa8a37932 --- /dev/null +++ b/libs/three/src/extras/PMREMGenerator.js @@ -0,0 +1,906 @@ +import { + CubeReflectionMapping, + CubeRefractionMapping, + CubeUVReflectionMapping, + LinearFilter, + NoToneMapping, + NoBlending, + RGBAFormat, + HalfFloatType, + BackSide, + LinearSRGBColorSpace +} from '../constants.js'; + +import { BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Mesh } from '../objects/Mesh.js'; +import { OrthographicCamera } from '../cameras/OrthographicCamera.js'; +import { PerspectiveCamera } from '../cameras/PerspectiveCamera.js'; +import { ShaderMaterial } from '../materials/ShaderMaterial.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Color } from '../math/Color.js'; +import { WebGLRenderTarget } from '../renderers/WebGLRenderTarget.js'; +import { MeshBasicMaterial } from '../materials/MeshBasicMaterial.js'; +import { BoxGeometry } from '../geometries/BoxGeometry.js'; + +const LOD_MIN = 4; + +// The standard deviations (radians) associated with the extra mips. These are +// chosen to approximate a Trowbridge-Reitz distribution function times the +// geometric shadowing function. These sigma values squared must match the +// variance #defines in cube_uv_reflection_fragment.glsl.js. +const EXTRA_LOD_SIGMA = [ 0.125, 0.215, 0.35, 0.446, 0.526, 0.582 ]; + +// The maximum length of the blur for loop. Smaller sigmas will use fewer +// samples and exit early, but not recompile the shader. +const MAX_SAMPLES = 20; + +const _flatCamera = /*@__PURE__*/ new OrthographicCamera(); +const _clearColor = /*@__PURE__*/ new Color(); +let _oldTarget = null; +let _oldActiveCubeFace = 0; +let _oldActiveMipmapLevel = 0; + +// Golden Ratio +const PHI = ( 1 + Math.sqrt( 5 ) ) / 2; +const INV_PHI = 1 / PHI; + +// Vertices of a dodecahedron (except the opposites, which represent the +// same axis), used as axis directions evenly spread on a sphere. +const _axisDirections = [ + /*@__PURE__*/ new Vector3( 1, 1, 1 ), + /*@__PURE__*/ new Vector3( - 1, 1, 1 ), + /*@__PURE__*/ new Vector3( 1, 1, - 1 ), + /*@__PURE__*/ new Vector3( - 1, 1, - 1 ), + /*@__PURE__*/ new Vector3( 0, PHI, INV_PHI ), + /*@__PURE__*/ new Vector3( 0, PHI, - INV_PHI ), + /*@__PURE__*/ new Vector3( INV_PHI, 0, PHI ), + /*@__PURE__*/ new Vector3( - INV_PHI, 0, PHI ), + /*@__PURE__*/ new Vector3( PHI, INV_PHI, 0 ), + /*@__PURE__*/ new Vector3( - PHI, INV_PHI, 0 ) ]; + +/** + * This class generates a Prefiltered, Mipmapped Radiance Environment Map + * (PMREM) from a cubeMap environment texture. This allows different levels of + * blur to be quickly accessed based on material roughness. It is packed into a + * special CubeUV format that allows us to perform custom interpolation so that + * we can support nonlinear formats such as RGBE. Unlike a traditional mipmap + * chain, it only goes down to the LOD_MIN level (above), and then creates extra + * even more filtered 'mips' at the same LOD_MIN resolution, associated with + * higher roughness levels. In this way we maintain resolution to smoothly + * interpolate diffuse lighting while limiting sampling computation. + * + * Paper: Fast, Accurate Image-Based Lighting + * https://drive.google.com/file/d/15y8r_UpKlU9SvV4ILb0C3qCPecS8pvLz/view +*/ + +class PMREMGenerator { + + constructor( renderer ) { + + this._renderer = renderer; + this._pingPongRenderTarget = null; + + this._lodMax = 0; + this._cubeSize = 0; + this._lodPlanes = []; + this._sizeLods = []; + this._sigmas = []; + + this._blurMaterial = null; + this._cubemapMaterial = null; + this._equirectMaterial = null; + + this._compileMaterial( this._blurMaterial ); + + } + + /** + * Generates a PMREM from a supplied Scene, which can be faster than using an + * image if networking bandwidth is low. Optional sigma specifies a blur radius + * in radians to be applied to the scene before PMREM generation. Optional near + * and far planes ensure the scene is rendered in its entirety (the cubeCamera + * is placed at the origin). + */ + fromScene( scene, sigma = 0, near = 0.1, far = 100 ) { + + _oldTarget = this._renderer.getRenderTarget(); + _oldActiveCubeFace = this._renderer.getActiveCubeFace(); + _oldActiveMipmapLevel = this._renderer.getActiveMipmapLevel(); + + this._setSize( 256 ); + + const cubeUVRenderTarget = this._allocateTargets(); + cubeUVRenderTarget.depthBuffer = true; + + this._sceneToCubeUV( scene, near, far, cubeUVRenderTarget ); + + if ( sigma > 0 ) { + + this._blur( cubeUVRenderTarget, 0, 0, sigma ); + + } + + this._applyPMREM( cubeUVRenderTarget ); + this._cleanup( cubeUVRenderTarget ); + + return cubeUVRenderTarget; + + } + + /** + * Generates a PMREM from an equirectangular texture, which can be either LDR + * or HDR. The ideal input image size is 1k (1024 x 512), + * as this matches best with the 256 x 256 cubemap output. + */ + fromEquirectangular( equirectangular, renderTarget = null ) { + + return this._fromTexture( equirectangular, renderTarget ); + + } + + /** + * Generates a PMREM from an cubemap texture, which can be either LDR + * or HDR. The ideal input cube size is 256 x 256, + * as this matches best with the 256 x 256 cubemap output. + */ + fromCubemap( cubemap, renderTarget = null ) { + + return this._fromTexture( cubemap, renderTarget ); + + } + + /** + * Pre-compiles the cubemap shader. You can get faster start-up by invoking this method during + * your texture's network fetch for increased concurrency. + */ + compileCubemapShader() { + + if ( this._cubemapMaterial === null ) { + + this._cubemapMaterial = _getCubemapMaterial(); + this._compileMaterial( this._cubemapMaterial ); + + } + + } + + /** + * Pre-compiles the equirectangular shader. You can get faster start-up by invoking this method during + * your texture's network fetch for increased concurrency. + */ + compileEquirectangularShader() { + + if ( this._equirectMaterial === null ) { + + this._equirectMaterial = _getEquirectMaterial(); + this._compileMaterial( this._equirectMaterial ); + + } + + } + + /** + * Disposes of the PMREMGenerator's internal memory. Note that PMREMGenerator is a static class, + * so you should not need more than one PMREMGenerator object. If you do, calling dispose() on + * one of them will cause any others to also become unusable. + */ + dispose() { + + this._dispose(); + + if ( this._cubemapMaterial !== null ) this._cubemapMaterial.dispose(); + if ( this._equirectMaterial !== null ) this._equirectMaterial.dispose(); + + } + + // private interface + + _setSize( cubeSize ) { + + this._lodMax = Math.floor( Math.log2( cubeSize ) ); + this._cubeSize = Math.pow( 2, this._lodMax ); + + } + + _dispose() { + + if ( this._blurMaterial !== null ) this._blurMaterial.dispose(); + + if ( this._pingPongRenderTarget !== null ) this._pingPongRenderTarget.dispose(); + + for ( let i = 0; i < this._lodPlanes.length; i ++ ) { + + this._lodPlanes[ i ].dispose(); + + } + + } + + _cleanup( outputTarget ) { + + this._renderer.setRenderTarget( _oldTarget, _oldActiveCubeFace, _oldActiveMipmapLevel ); + outputTarget.scissorTest = false; + _setViewport( outputTarget, 0, 0, outputTarget.width, outputTarget.height ); + + } + + _fromTexture( texture, renderTarget ) { + + if ( texture.mapping === CubeReflectionMapping || texture.mapping === CubeRefractionMapping ) { + + this._setSize( texture.image.length === 0 ? 16 : ( texture.image[ 0 ].width || texture.image[ 0 ].image.width ) ); + + } else { // Equirectangular + + this._setSize( texture.image.width / 4 ); + + } + + _oldTarget = this._renderer.getRenderTarget(); + _oldActiveCubeFace = this._renderer.getActiveCubeFace(); + _oldActiveMipmapLevel = this._renderer.getActiveMipmapLevel(); + + const cubeUVRenderTarget = renderTarget || this._allocateTargets(); + this._textureToCubeUV( texture, cubeUVRenderTarget ); + this._applyPMREM( cubeUVRenderTarget ); + this._cleanup( cubeUVRenderTarget ); + + return cubeUVRenderTarget; + + } + + _allocateTargets() { + + const width = 3 * Math.max( this._cubeSize, 16 * 7 ); + const height = 4 * this._cubeSize; + + const params = { + magFilter: LinearFilter, + minFilter: LinearFilter, + generateMipmaps: false, + type: HalfFloatType, + format: RGBAFormat, + colorSpace: LinearSRGBColorSpace, + depthBuffer: false + }; + + const cubeUVRenderTarget = _createRenderTarget( width, height, params ); + + if ( this._pingPongRenderTarget === null || this._pingPongRenderTarget.width !== width || this._pingPongRenderTarget.height !== height ) { + + if ( this._pingPongRenderTarget !== null ) { + + this._dispose(); + + } + + this._pingPongRenderTarget = _createRenderTarget( width, height, params ); + + const { _lodMax } = this; + ( { sizeLods: this._sizeLods, lodPlanes: this._lodPlanes, sigmas: this._sigmas } = _createPlanes( _lodMax ) ); + + this._blurMaterial = _getBlurShader( _lodMax, width, height ); + + } + + return cubeUVRenderTarget; + + } + + _compileMaterial( material ) { + + const tmpMesh = new Mesh( this._lodPlanes[ 0 ], material ); + this._renderer.compile( tmpMesh, _flatCamera ); + + } + + _sceneToCubeUV( scene, near, far, cubeUVRenderTarget ) { + + const fov = 90; + const aspect = 1; + const cubeCamera = new PerspectiveCamera( fov, aspect, near, far ); + const upSign = [ 1, - 1, 1, 1, 1, 1 ]; + const forwardSign = [ 1, 1, 1, - 1, - 1, - 1 ]; + const renderer = this._renderer; + + const originalAutoClear = renderer.autoClear; + const toneMapping = renderer.toneMapping; + renderer.getClearColor( _clearColor ); + + renderer.toneMapping = NoToneMapping; + renderer.autoClear = false; + + const backgroundMaterial = new MeshBasicMaterial( { + name: 'PMREM.Background', + side: BackSide, + depthWrite: false, + depthTest: false, + } ); + + const backgroundBox = new Mesh( new BoxGeometry(), backgroundMaterial ); + + let useSolidColor = false; + const background = scene.background; + + if ( background ) { + + if ( background.isColor ) { + + backgroundMaterial.color.copy( background ); + scene.background = null; + useSolidColor = true; + + } + + } else { + + backgroundMaterial.color.copy( _clearColor ); + useSolidColor = true; + + } + + for ( let i = 0; i < 6; i ++ ) { + + const col = i % 3; + + if ( col === 0 ) { + + cubeCamera.up.set( 0, upSign[ i ], 0 ); + cubeCamera.lookAt( forwardSign[ i ], 0, 0 ); + + } else if ( col === 1 ) { + + cubeCamera.up.set( 0, 0, upSign[ i ] ); + cubeCamera.lookAt( 0, forwardSign[ i ], 0 ); + + } else { + + cubeCamera.up.set( 0, upSign[ i ], 0 ); + cubeCamera.lookAt( 0, 0, forwardSign[ i ] ); + + } + + const size = this._cubeSize; + + _setViewport( cubeUVRenderTarget, col * size, i > 2 ? size : 0, size, size ); + + renderer.setRenderTarget( cubeUVRenderTarget ); + + if ( useSolidColor ) { + + renderer.render( backgroundBox, cubeCamera ); + + } + + renderer.render( scene, cubeCamera ); + + } + + backgroundBox.geometry.dispose(); + backgroundBox.material.dispose(); + + renderer.toneMapping = toneMapping; + renderer.autoClear = originalAutoClear; + scene.background = background; + + } + + _textureToCubeUV( texture, cubeUVRenderTarget ) { + + const renderer = this._renderer; + + const isCubeTexture = ( texture.mapping === CubeReflectionMapping || texture.mapping === CubeRefractionMapping ); + + if ( isCubeTexture ) { + + if ( this._cubemapMaterial === null ) { + + this._cubemapMaterial = _getCubemapMaterial(); + + } + + this._cubemapMaterial.uniforms.flipEnvMap.value = ( texture.isRenderTargetTexture === false ) ? - 1 : 1; + + } else { + + if ( this._equirectMaterial === null ) { + + this._equirectMaterial = _getEquirectMaterial(); + + } + + } + + const material = isCubeTexture ? this._cubemapMaterial : this._equirectMaterial; + const mesh = new Mesh( this._lodPlanes[ 0 ], material ); + + const uniforms = material.uniforms; + + uniforms[ 'envMap' ].value = texture; + + const size = this._cubeSize; + + _setViewport( cubeUVRenderTarget, 0, 0, 3 * size, 2 * size ); + + renderer.setRenderTarget( cubeUVRenderTarget ); + renderer.render( mesh, _flatCamera ); + + } + + _applyPMREM( cubeUVRenderTarget ) { + + const renderer = this._renderer; + const autoClear = renderer.autoClear; + renderer.autoClear = false; + + for ( let i = 1; i < this._lodPlanes.length; i ++ ) { + + const sigma = Math.sqrt( this._sigmas[ i ] * this._sigmas[ i ] - this._sigmas[ i - 1 ] * this._sigmas[ i - 1 ] ); + + const poleAxis = _axisDirections[ ( i - 1 ) % _axisDirections.length ]; + + this._blur( cubeUVRenderTarget, i - 1, i, sigma, poleAxis ); + + } + + renderer.autoClear = autoClear; + + } + + /** + * This is a two-pass Gaussian blur for a cubemap. Normally this is done + * vertically and horizontally, but this breaks down on a cube. Here we apply + * the blur latitudinally (around the poles), and then longitudinally (towards + * the poles) to approximate the orthogonally-separable blur. It is least + * accurate at the poles, but still does a decent job. + */ + _blur( cubeUVRenderTarget, lodIn, lodOut, sigma, poleAxis ) { + + const pingPongRenderTarget = this._pingPongRenderTarget; + + this._halfBlur( + cubeUVRenderTarget, + pingPongRenderTarget, + lodIn, + lodOut, + sigma, + 'latitudinal', + poleAxis ); + + this._halfBlur( + pingPongRenderTarget, + cubeUVRenderTarget, + lodOut, + lodOut, + sigma, + 'longitudinal', + poleAxis ); + + } + + _halfBlur( targetIn, targetOut, lodIn, lodOut, sigmaRadians, direction, poleAxis ) { + + const renderer = this._renderer; + const blurMaterial = this._blurMaterial; + + if ( direction !== 'latitudinal' && direction !== 'longitudinal' ) { + + console.error( + 'blur direction must be either latitudinal or longitudinal!' ); + + } + + // Number of standard deviations at which to cut off the discrete approximation. + const STANDARD_DEVIATIONS = 3; + + const blurMesh = new Mesh( this._lodPlanes[ lodOut ], blurMaterial ); + const blurUniforms = blurMaterial.uniforms; + + const pixels = this._sizeLods[ lodIn ] - 1; + const radiansPerPixel = isFinite( sigmaRadians ) ? Math.PI / ( 2 * pixels ) : 2 * Math.PI / ( 2 * MAX_SAMPLES - 1 ); + const sigmaPixels = sigmaRadians / radiansPerPixel; + const samples = isFinite( sigmaRadians ) ? 1 + Math.floor( STANDARD_DEVIATIONS * sigmaPixels ) : MAX_SAMPLES; + + if ( samples > MAX_SAMPLES ) { + + console.warn( `sigmaRadians, ${ + sigmaRadians}, is too large and will clip, as it requested ${ + samples} samples when the maximum is set to ${MAX_SAMPLES}` ); + + } + + const weights = []; + let sum = 0; + + for ( let i = 0; i < MAX_SAMPLES; ++ i ) { + + const x = i / sigmaPixels; + const weight = Math.exp( - x * x / 2 ); + weights.push( weight ); + + if ( i === 0 ) { + + sum += weight; + + } else if ( i < samples ) { + + sum += 2 * weight; + + } + + } + + for ( let i = 0; i < weights.length; i ++ ) { + + weights[ i ] = weights[ i ] / sum; + + } + + blurUniforms[ 'envMap' ].value = targetIn.texture; + blurUniforms[ 'samples' ].value = samples; + blurUniforms[ 'weights' ].value = weights; + blurUniforms[ 'latitudinal' ].value = direction === 'latitudinal'; + + if ( poleAxis ) { + + blurUniforms[ 'poleAxis' ].value = poleAxis; + + } + + const { _lodMax } = this; + blurUniforms[ 'dTheta' ].value = radiansPerPixel; + blurUniforms[ 'mipInt' ].value = _lodMax - lodIn; + + const outputSize = this._sizeLods[ lodOut ]; + const x = 3 * outputSize * ( lodOut > _lodMax - LOD_MIN ? lodOut - _lodMax + LOD_MIN : 0 ); + const y = 4 * ( this._cubeSize - outputSize ); + + _setViewport( targetOut, x, y, 3 * outputSize, 2 * outputSize ); + renderer.setRenderTarget( targetOut ); + renderer.render( blurMesh, _flatCamera ); + + } + +} + + + +function _createPlanes( lodMax ) { + + const lodPlanes = []; + const sizeLods = []; + const sigmas = []; + + let lod = lodMax; + + const totalLods = lodMax - LOD_MIN + 1 + EXTRA_LOD_SIGMA.length; + + for ( let i = 0; i < totalLods; i ++ ) { + + const sizeLod = Math.pow( 2, lod ); + sizeLods.push( sizeLod ); + let sigma = 1.0 / sizeLod; + + if ( i > lodMax - LOD_MIN ) { + + sigma = EXTRA_LOD_SIGMA[ i - lodMax + LOD_MIN - 1 ]; + + } else if ( i === 0 ) { + + sigma = 0; + + } + + sigmas.push( sigma ); + + const texelSize = 1.0 / ( sizeLod - 2 ); + const min = - texelSize; + const max = 1 + texelSize; + const uv1 = [ min, min, max, min, max, max, min, min, max, max, min, max ]; + + const cubeFaces = 6; + const vertices = 6; + const positionSize = 3; + const uvSize = 2; + const faceIndexSize = 1; + + const position = new Float32Array( positionSize * vertices * cubeFaces ); + const uv = new Float32Array( uvSize * vertices * cubeFaces ); + const faceIndex = new Float32Array( faceIndexSize * vertices * cubeFaces ); + + for ( let face = 0; face < cubeFaces; face ++ ) { + + const x = ( face % 3 ) * 2 / 3 - 1; + const y = face > 2 ? 0 : - 1; + const coordinates = [ + x, y, 0, + x + 2 / 3, y, 0, + x + 2 / 3, y + 1, 0, + x, y, 0, + x + 2 / 3, y + 1, 0, + x, y + 1, 0 + ]; + position.set( coordinates, positionSize * vertices * face ); + uv.set( uv1, uvSize * vertices * face ); + const fill = [ face, face, face, face, face, face ]; + faceIndex.set( fill, faceIndexSize * vertices * face ); + + } + + const planes = new BufferGeometry(); + planes.setAttribute( 'position', new BufferAttribute( position, positionSize ) ); + planes.setAttribute( 'uv', new BufferAttribute( uv, uvSize ) ); + planes.setAttribute( 'faceIndex', new BufferAttribute( faceIndex, faceIndexSize ) ); + lodPlanes.push( planes ); + + if ( lod > LOD_MIN ) { + + lod --; + + } + + } + + return { lodPlanes, sizeLods, sigmas }; + +} + +function _createRenderTarget( width, height, params ) { + + const cubeUVRenderTarget = new WebGLRenderTarget( width, height, params ); + cubeUVRenderTarget.texture.mapping = CubeUVReflectionMapping; + cubeUVRenderTarget.texture.name = 'PMREM.cubeUv'; + cubeUVRenderTarget.scissorTest = true; + return cubeUVRenderTarget; + +} + +function _setViewport( target, x, y, width, height ) { + + target.viewport.set( x, y, width, height ); + target.scissor.set( x, y, width, height ); + +} + +function _getBlurShader( lodMax, width, height ) { + + const weights = new Float32Array( MAX_SAMPLES ); + const poleAxis = new Vector3( 0, 1, 0 ); + const shaderMaterial = new ShaderMaterial( { + + name: 'SphericalGaussianBlur', + + defines: { + 'n': MAX_SAMPLES, + 'CUBEUV_TEXEL_WIDTH': 1.0 / width, + 'CUBEUV_TEXEL_HEIGHT': 1.0 / height, + 'CUBEUV_MAX_MIP': `${lodMax}.0`, + }, + + uniforms: { + 'envMap': { value: null }, + 'samples': { value: 1 }, + 'weights': { value: weights }, + 'latitudinal': { value: false }, + 'dTheta': { value: 0 }, + 'mipInt': { value: 0 }, + 'poleAxis': { value: poleAxis } + }, + + vertexShader: _getCommonVertexShader(), + + fragmentShader: /* glsl */` + + precision mediump float; + precision mediump int; + + varying vec3 vOutputDirection; + + uniform sampler2D envMap; + uniform int samples; + uniform float weights[ n ]; + uniform bool latitudinal; + uniform float dTheta; + uniform float mipInt; + uniform vec3 poleAxis; + + #define ENVMAP_TYPE_CUBE_UV + #include + + vec3 getSample( float theta, vec3 axis ) { + + float cosTheta = cos( theta ); + // Rodrigues' axis-angle rotation + vec3 sampleDirection = vOutputDirection * cosTheta + + cross( axis, vOutputDirection ) * sin( theta ) + + axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta ); + + return bilinearCubeUV( envMap, sampleDirection, mipInt ); + + } + + void main() { + + vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection ); + + if ( all( equal( axis, vec3( 0.0 ) ) ) ) { + + axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x ); + + } + + axis = normalize( axis ); + + gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 ); + gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis ); + + for ( int i = 1; i < n; i++ ) { + + if ( i >= samples ) { + + break; + + } + + float theta = dTheta * float( i ); + gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis ); + gl_FragColor.rgb += weights[ i ] * getSample( theta, axis ); + + } + + } + `, + + blending: NoBlending, + depthTest: false, + depthWrite: false + + } ); + + return shaderMaterial; + +} + +function _getEquirectMaterial() { + + return new ShaderMaterial( { + + name: 'EquirectangularToCubeUV', + + uniforms: { + 'envMap': { value: null } + }, + + vertexShader: _getCommonVertexShader(), + + fragmentShader: /* glsl */` + + precision mediump float; + precision mediump int; + + varying vec3 vOutputDirection; + + uniform sampler2D envMap; + + #include + + void main() { + + vec3 outputDirection = normalize( vOutputDirection ); + vec2 uv = equirectUv( outputDirection ); + + gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 ); + + } + `, + + blending: NoBlending, + depthTest: false, + depthWrite: false + + } ); + +} + +function _getCubemapMaterial() { + + return new ShaderMaterial( { + + name: 'CubemapToCubeUV', + + uniforms: { + 'envMap': { value: null }, + 'flipEnvMap': { value: - 1 } + }, + + vertexShader: _getCommonVertexShader(), + + fragmentShader: /* glsl */` + + precision mediump float; + precision mediump int; + + uniform float flipEnvMap; + + varying vec3 vOutputDirection; + + uniform samplerCube envMap; + + void main() { + + gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) ); + + } + `, + + blending: NoBlending, + depthTest: false, + depthWrite: false + + } ); + +} + +function _getCommonVertexShader() { + + return /* glsl */` + + precision mediump float; + precision mediump int; + + attribute float faceIndex; + + varying vec3 vOutputDirection; + + // RH coordinate system; PMREM face-indexing convention + vec3 getDirection( vec2 uv, float face ) { + + uv = 2.0 * uv - 1.0; + + vec3 direction = vec3( uv, 1.0 ); + + if ( face == 0.0 ) { + + direction = direction.zyx; // ( 1, v, u ) pos x + + } else if ( face == 1.0 ) { + + direction = direction.xzy; + direction.xz *= -1.0; // ( -u, 1, -v ) pos y + + } else if ( face == 2.0 ) { + + direction.x *= -1.0; // ( -u, v, 1 ) pos z + + } else if ( face == 3.0 ) { + + direction = direction.zyx; + direction.xz *= -1.0; // ( -1, v, -u ) neg x + + } else if ( face == 4.0 ) { + + direction = direction.xzy; + direction.xy *= -1.0; // ( -u, -1, v ) neg y + + } else if ( face == 5.0 ) { + + direction.z *= -1.0; // ( u, v, -1 ) neg z + + } + + return direction; + + } + + void main() { + + vOutputDirection = getDirection( uv, faceIndex ); + gl_Position = vec4( position, 1.0 ); + + } + `; + +} + +export { PMREMGenerator }; diff --git a/libs/three/src/extras/ShapeUtils.js b/libs/three/src/extras/ShapeUtils.js new file mode 100644 index 000000000..b1e090531 --- /dev/null +++ b/libs/three/src/extras/ShapeUtils.js @@ -0,0 +1,92 @@ +import { Earcut } from './Earcut.js'; + +class ShapeUtils { + + // calculate area of the contour polygon + + static area( contour ) { + + const n = contour.length; + let a = 0.0; + + for ( let p = n - 1, q = 0; q < n; p = q ++ ) { + + a += contour[ p ].x * contour[ q ].y - contour[ q ].x * contour[ p ].y; + + } + + return a * 0.5; + + } + + static isClockWise( pts ) { + + return ShapeUtils.area( pts ) < 0; + + } + + static triangulateShape( contour, holes ) { + + const vertices = []; // flat array of vertices like [ x0,y0, x1,y1, x2,y2, ... ] + const holeIndices = []; // array of hole indices + const faces = []; // final array of vertex indices like [ [ a,b,d ], [ b,c,d ] ] + + removeDupEndPts( contour ); + addContour( vertices, contour ); + + // + + let holeIndex = contour.length; + + holes.forEach( removeDupEndPts ); + + for ( let i = 0; i < holes.length; i ++ ) { + + holeIndices.push( holeIndex ); + holeIndex += holes[ i ].length; + addContour( vertices, holes[ i ] ); + + } + + // + + const triangles = Earcut.triangulate( vertices, holeIndices ); + + // + + for ( let i = 0; i < triangles.length; i += 3 ) { + + faces.push( triangles.slice( i, i + 3 ) ); + + } + + return faces; + + } + +} + +function removeDupEndPts( points ) { + + const l = points.length; + + if ( l > 2 && points[ l - 1 ].equals( points[ 0 ] ) ) { + + points.pop(); + + } + +} + +function addContour( vertices, contour ) { + + for ( let i = 0; i < contour.length; i ++ ) { + + vertices.push( contour[ i ].x ); + vertices.push( contour[ i ].y ); + + } + +} + +export { ShapeUtils }; diff --git a/libs/three/src/extras/core/Curve.js b/libs/three/src/extras/core/Curve.js new file mode 100644 index 000000000..b1b1f46fb --- /dev/null +++ b/libs/three/src/extras/core/Curve.js @@ -0,0 +1,416 @@ +import * as MathUtils from '../../math/MathUtils.js'; +import { Vector2 } from '../../math/Vector2.js'; +import { Vector3 } from '../../math/Vector3.js'; +import { Matrix4 } from '../../math/Matrix4.js'; + +/** + * Extensible curve object. + * + * Some common of curve methods: + * .getPoint( t, optionalTarget ), .getTangent( t, optionalTarget ) + * .getPointAt( u, optionalTarget ), .getTangentAt( u, optionalTarget ) + * .getPoints(), .getSpacedPoints() + * .getLength() + * .updateArcLengths() + * + * This following curves inherit from THREE.Curve: + * + * -- 2D curves -- + * THREE.ArcCurve + * THREE.CubicBezierCurve + * THREE.EllipseCurve + * THREE.LineCurve + * THREE.QuadraticBezierCurve + * THREE.SplineCurve + * + * -- 3D curves -- + * THREE.CatmullRomCurve3 + * THREE.CubicBezierCurve3 + * THREE.LineCurve3 + * THREE.QuadraticBezierCurve3 + * + * A series of curves can be represented as a THREE.CurvePath. + * + **/ + +class Curve { + + constructor() { + + this.type = 'Curve'; + + this.arcLengthDivisions = 200; + + } + + // Virtual base class method to overwrite and implement in subclasses + // - t [0 .. 1] + + getPoint( /* t, optionalTarget */ ) { + + console.warn( 'THREE.Curve: .getPoint() not implemented.' ); + return null; + + } + + // Get point at relative position in curve according to arc length + // - u [0 .. 1] + + getPointAt( u, optionalTarget ) { + + const t = this.getUtoTmapping( u ); + return this.getPoint( t, optionalTarget ); + + } + + // Get sequence of points using getPoint( t ) + + getPoints( divisions = 5 ) { + + const points = []; + + for ( let d = 0; d <= divisions; d ++ ) { + + points.push( this.getPoint( d / divisions ) ); + + } + + return points; + + } + + // Get sequence of points using getPointAt( u ) + + getSpacedPoints( divisions = 5 ) { + + const points = []; + + for ( let d = 0; d <= divisions; d ++ ) { + + points.push( this.getPointAt( d / divisions ) ); + + } + + return points; + + } + + // Get total curve arc length + + getLength() { + + const lengths = this.getLengths(); + return lengths[ lengths.length - 1 ]; + + } + + // Get list of cumulative segment lengths + + getLengths( divisions = this.arcLengthDivisions ) { + + if ( this.cacheArcLengths && + ( this.cacheArcLengths.length === divisions + 1 ) && + ! this.needsUpdate ) { + + return this.cacheArcLengths; + + } + + this.needsUpdate = false; + + const cache = []; + let current, last = this.getPoint( 0 ); + let sum = 0; + + cache.push( 0 ); + + for ( let p = 1; p <= divisions; p ++ ) { + + current = this.getPoint( p / divisions ); + sum += current.distanceTo( last ); + cache.push( sum ); + last = current; + + } + + this.cacheArcLengths = cache; + + return cache; // { sums: cache, sum: sum }; Sum is in the last element. + + } + + updateArcLengths() { + + this.needsUpdate = true; + this.getLengths(); + + } + + // Given u ( 0 .. 1 ), get a t to find p. This gives you points which are equidistant + + getUtoTmapping( u, distance ) { + + const arcLengths = this.getLengths(); + + let i = 0; + const il = arcLengths.length; + + let targetArcLength; // The targeted u distance value to get + + if ( distance ) { + + targetArcLength = distance; + + } else { + + targetArcLength = u * arcLengths[ il - 1 ]; + + } + + // binary search for the index with largest value smaller than target u distance + + let low = 0, high = il - 1, comparison; + + while ( low <= high ) { + + i = Math.floor( low + ( high - low ) / 2 ); // less likely to overflow, though probably not issue here, JS doesn't really have integers, all numbers are floats + + comparison = arcLengths[ i ] - targetArcLength; + + if ( comparison < 0 ) { + + low = i + 1; + + } else if ( comparison > 0 ) { + + high = i - 1; + + } else { + + high = i; + break; + + // DONE + + } + + } + + i = high; + + if ( arcLengths[ i ] === targetArcLength ) { + + return i / ( il - 1 ); + + } + + // we could get finer grain at lengths, or use simple interpolation between two points + + const lengthBefore = arcLengths[ i ]; + const lengthAfter = arcLengths[ i + 1 ]; + + const segmentLength = lengthAfter - lengthBefore; + + // determine where we are between the 'before' and 'after' points + + const segmentFraction = ( targetArcLength - lengthBefore ) / segmentLength; + + // add that fractional amount to t + + const t = ( i + segmentFraction ) / ( il - 1 ); + + return t; + + } + + // Returns a unit vector tangent at t + // In case any sub curve does not implement its tangent derivation, + // 2 points a small delta apart will be used to find its gradient + // which seems to give a reasonable approximation + + getTangent( t, optionalTarget ) { + + const delta = 0.0001; + let t1 = t - delta; + let t2 = t + delta; + + // Capping in case of danger + + if ( t1 < 0 ) t1 = 0; + if ( t2 > 1 ) t2 = 1; + + const pt1 = this.getPoint( t1 ); + const pt2 = this.getPoint( t2 ); + + const tangent = optionalTarget || ( ( pt1.isVector2 ) ? new Vector2() : new Vector3() ); + + tangent.copy( pt2 ).sub( pt1 ).normalize(); + + return tangent; + + } + + getTangentAt( u, optionalTarget ) { + + const t = this.getUtoTmapping( u ); + return this.getTangent( t, optionalTarget ); + + } + + computeFrenetFrames( segments, closed ) { + + // see http://www.cs.indiana.edu/pub/techreports/TR425.pdf + + const normal = new Vector3(); + + const tangents = []; + const normals = []; + const binormals = []; + + const vec = new Vector3(); + const mat = new Matrix4(); + + // compute the tangent vectors for each segment on the curve + + for ( let i = 0; i <= segments; i ++ ) { + + const u = i / segments; + + tangents[ i ] = this.getTangentAt( u, new Vector3() ); + + } + + // select an initial normal vector perpendicular to the first tangent vector, + // and in the direction of the minimum tangent xyz component + + normals[ 0 ] = new Vector3(); + binormals[ 0 ] = new Vector3(); + let min = Number.MAX_VALUE; + const tx = Math.abs( tangents[ 0 ].x ); + const ty = Math.abs( tangents[ 0 ].y ); + const tz = Math.abs( tangents[ 0 ].z ); + + if ( tx <= min ) { + + min = tx; + normal.set( 1, 0, 0 ); + + } + + if ( ty <= min ) { + + min = ty; + normal.set( 0, 1, 0 ); + + } + + if ( tz <= min ) { + + normal.set( 0, 0, 1 ); + + } + + vec.crossVectors( tangents[ 0 ], normal ).normalize(); + + normals[ 0 ].crossVectors( tangents[ 0 ], vec ); + binormals[ 0 ].crossVectors( tangents[ 0 ], normals[ 0 ] ); + + + // compute the slowly-varying normal and binormal vectors for each segment on the curve + + for ( let i = 1; i <= segments; i ++ ) { + + normals[ i ] = normals[ i - 1 ].clone(); + + binormals[ i ] = binormals[ i - 1 ].clone(); + + vec.crossVectors( tangents[ i - 1 ], tangents[ i ] ); + + if ( vec.length() > Number.EPSILON ) { + + vec.normalize(); + + const theta = Math.acos( MathUtils.clamp( tangents[ i - 1 ].dot( tangents[ i ] ), - 1, 1 ) ); // clamp for floating pt errors + + normals[ i ].applyMatrix4( mat.makeRotationAxis( vec, theta ) ); + + } + + binormals[ i ].crossVectors( tangents[ i ], normals[ i ] ); + + } + + // if the curve is closed, postprocess the vectors so the first and last normal vectors are the same + + if ( closed === true ) { + + let theta = Math.acos( MathUtils.clamp( normals[ 0 ].dot( normals[ segments ] ), - 1, 1 ) ); + theta /= segments; + + if ( tangents[ 0 ].dot( vec.crossVectors( normals[ 0 ], normals[ segments ] ) ) > 0 ) { + + theta = - theta; + + } + + for ( let i = 1; i <= segments; i ++ ) { + + // twist a little... + normals[ i ].applyMatrix4( mat.makeRotationAxis( tangents[ i ], theta * i ) ); + binormals[ i ].crossVectors( tangents[ i ], normals[ i ] ); + + } + + } + + return { + tangents: tangents, + normals: normals, + binormals: binormals + }; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + copy( source ) { + + this.arcLengthDivisions = source.arcLengthDivisions; + + return this; + + } + + toJSON() { + + const data = { + metadata: { + version: 4.6, + type: 'Curve', + generator: 'Curve.toJSON' + } + }; + + data.arcLengthDivisions = this.arcLengthDivisions; + data.type = this.type; + + return data; + + } + + fromJSON( json ) { + + this.arcLengthDivisions = json.arcLengthDivisions; + + return this; + + } + +} + + +export { Curve }; diff --git a/libs/three/src/extras/core/CurvePath.js b/libs/three/src/extras/core/CurvePath.js new file mode 100644 index 000000000..bc05ccc61 --- /dev/null +++ b/libs/three/src/extras/core/CurvePath.js @@ -0,0 +1,255 @@ +import { Curve } from './Curve.js'; +import * as Curves from '../curves/Curves.js'; + +/************************************************************** + * Curved Path - a curve path is simply a array of connected + * curves, but retains the api of a curve + **************************************************************/ + +class CurvePath extends Curve { + + constructor() { + + super(); + + this.type = 'CurvePath'; + + this.curves = []; + this.autoClose = false; // Automatically closes the path + + } + + add( curve ) { + + this.curves.push( curve ); + + } + + closePath() { + + // Add a line curve if start and end of lines are not connected + const startPoint = this.curves[ 0 ].getPoint( 0 ); + const endPoint = this.curves[ this.curves.length - 1 ].getPoint( 1 ); + + if ( ! startPoint.equals( endPoint ) ) { + + const lineType = ( startPoint.isVector2 === true ) ? 'LineCurve' : 'LineCurve3'; + this.curves.push( new Curves[ lineType ]( endPoint, startPoint ) ); + + } + + return this; + + } + + // To get accurate point with reference to + // entire path distance at time t, + // following has to be done: + + // 1. Length of each sub path have to be known + // 2. Locate and identify type of curve + // 3. Get t for the curve + // 4. Return curve.getPointAt(t') + + getPoint( t, optionalTarget ) { + + const d = t * this.getLength(); + const curveLengths = this.getCurveLengths(); + let i = 0; + + // To think about boundaries points. + + while ( i < curveLengths.length ) { + + if ( curveLengths[ i ] >= d ) { + + const diff = curveLengths[ i ] - d; + const curve = this.curves[ i ]; + + const segmentLength = curve.getLength(); + const u = segmentLength === 0 ? 0 : 1 - diff / segmentLength; + + return curve.getPointAt( u, optionalTarget ); + + } + + i ++; + + } + + return null; + + // loop where sum != 0, sum > d , sum+1 1 && ! points[ points.length - 1 ].equals( points[ 0 ] ) ) { + + points.push( points[ 0 ] ); + + } + + return points; + + } + + copy( source ) { + + super.copy( source ); + + this.curves = []; + + for ( let i = 0, l = source.curves.length; i < l; i ++ ) { + + const curve = source.curves[ i ]; + + this.curves.push( curve.clone() ); + + } + + this.autoClose = source.autoClose; + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.autoClose = this.autoClose; + data.curves = []; + + for ( let i = 0, l = this.curves.length; i < l; i ++ ) { + + const curve = this.curves[ i ]; + data.curves.push( curve.toJSON() ); + + } + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.autoClose = json.autoClose; + this.curves = []; + + for ( let i = 0, l = json.curves.length; i < l; i ++ ) { + + const curve = json.curves[ i ]; + this.curves.push( new Curves[ curve.type ]().fromJSON( curve ) ); + + } + + return this; + + } + +} + + +export { CurvePath }; diff --git a/libs/three/src/extras/core/Interpolations.js b/libs/three/src/extras/core/Interpolations.js new file mode 100644 index 000000000..a1e06c27d --- /dev/null +++ b/libs/three/src/extras/core/Interpolations.js @@ -0,0 +1,79 @@ +/** + * Bezier Curves formulas obtained from + * https://en.wikipedia.org/wiki/B%C3%A9zier_curve + */ + +function CatmullRom( t, p0, p1, p2, p3 ) { + + const v0 = ( p2 - p0 ) * 0.5; + const v1 = ( p3 - p1 ) * 0.5; + const t2 = t * t; + const t3 = t * t2; + return ( 2 * p1 - 2 * p2 + v0 + v1 ) * t3 + ( - 3 * p1 + 3 * p2 - 2 * v0 - v1 ) * t2 + v0 * t + p1; + +} + +// + +function QuadraticBezierP0( t, p ) { + + const k = 1 - t; + return k * k * p; + +} + +function QuadraticBezierP1( t, p ) { + + return 2 * ( 1 - t ) * t * p; + +} + +function QuadraticBezierP2( t, p ) { + + return t * t * p; + +} + +function QuadraticBezier( t, p0, p1, p2 ) { + + return QuadraticBezierP0( t, p0 ) + QuadraticBezierP1( t, p1 ) + + QuadraticBezierP2( t, p2 ); + +} + +// + +function CubicBezierP0( t, p ) { + + const k = 1 - t; + return k * k * k * p; + +} + +function CubicBezierP1( t, p ) { + + const k = 1 - t; + return 3 * k * k * t * p; + +} + +function CubicBezierP2( t, p ) { + + return 3 * ( 1 - t ) * t * t * p; + +} + +function CubicBezierP3( t, p ) { + + return t * t * t * p; + +} + +function CubicBezier( t, p0, p1, p2, p3 ) { + + return CubicBezierP0( t, p0 ) + CubicBezierP1( t, p1 ) + CubicBezierP2( t, p2 ) + + CubicBezierP3( t, p3 ); + +} + +export { CatmullRom, QuadraticBezier, CubicBezier }; diff --git a/libs/three/src/extras/core/Path.js b/libs/three/src/extras/core/Path.js new file mode 100644 index 000000000..d0ccad8a5 --- /dev/null +++ b/libs/three/src/extras/core/Path.js @@ -0,0 +1,196 @@ +import { Vector2 } from '../../math/Vector2.js'; +import { CurvePath } from './CurvePath.js'; +import { EllipseCurve } from '../curves/EllipseCurve.js'; +import { SplineCurve } from '../curves/SplineCurve.js'; +import { CubicBezierCurve } from '../curves/CubicBezierCurve.js'; +import { QuadraticBezierCurve } from '../curves/QuadraticBezierCurve.js'; +import { LineCurve } from '../curves/LineCurve.js'; + +class Path extends CurvePath { + + constructor( points ) { + + super(); + + this.type = 'Path'; + + this.currentPoint = new Vector2(); + + if ( points ) { + + this.setFromPoints( points ); + + } + + } + + setFromPoints( points ) { + + this.moveTo( points[ 0 ].x, points[ 0 ].y ); + + for ( let i = 1, l = points.length; i < l; i ++ ) { + + this.lineTo( points[ i ].x, points[ i ].y ); + + } + + return this; + + } + + moveTo( x, y ) { + + this.currentPoint.set( x, y ); // TODO consider referencing vectors instead of copying? + + return this; + + } + + lineTo( x, y ) { + + const curve = new LineCurve( this.currentPoint.clone(), new Vector2( x, y ) ); + this.curves.push( curve ); + + this.currentPoint.set( x, y ); + + return this; + + } + + quadraticCurveTo( aCPx, aCPy, aX, aY ) { + + const curve = new QuadraticBezierCurve( + this.currentPoint.clone(), + new Vector2( aCPx, aCPy ), + new Vector2( aX, aY ) + ); + + this.curves.push( curve ); + + this.currentPoint.set( aX, aY ); + + return this; + + } + + bezierCurveTo( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ) { + + const curve = new CubicBezierCurve( + this.currentPoint.clone(), + new Vector2( aCP1x, aCP1y ), + new Vector2( aCP2x, aCP2y ), + new Vector2( aX, aY ) + ); + + this.curves.push( curve ); + + this.currentPoint.set( aX, aY ); + + return this; + + } + + splineThru( pts /*Array of Vector*/ ) { + + const npts = [ this.currentPoint.clone() ].concat( pts ); + + const curve = new SplineCurve( npts ); + this.curves.push( curve ); + + this.currentPoint.copy( pts[ pts.length - 1 ] ); + + return this; + + } + + arc( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) { + + const x0 = this.currentPoint.x; + const y0 = this.currentPoint.y; + + this.absarc( aX + x0, aY + y0, aRadius, + aStartAngle, aEndAngle, aClockwise ); + + return this; + + } + + absarc( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) { + + this.absellipse( aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise ); + + return this; + + } + + ellipse( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) { + + const x0 = this.currentPoint.x; + const y0 = this.currentPoint.y; + + this.absellipse( aX + x0, aY + y0, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ); + + return this; + + } + + absellipse( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) { + + const curve = new EllipseCurve( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ); + + if ( this.curves.length > 0 ) { + + // if a previous curve is present, attempt to join + const firstPoint = curve.getPoint( 0 ); + + if ( ! firstPoint.equals( this.currentPoint ) ) { + + this.lineTo( firstPoint.x, firstPoint.y ); + + } + + } + + this.curves.push( curve ); + + const lastPoint = curve.getPoint( 1 ); + this.currentPoint.copy( lastPoint ); + + return this; + + } + + copy( source ) { + + super.copy( source ); + + this.currentPoint.copy( source.currentPoint ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.currentPoint = this.currentPoint.toArray(); + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.currentPoint.fromArray( json.currentPoint ); + + return this; + + } + +} + + +export { Path }; diff --git a/libs/three/src/extras/core/Shape.js b/libs/three/src/extras/core/Shape.js new file mode 100644 index 000000000..334bb69f4 --- /dev/null +++ b/libs/three/src/extras/core/Shape.js @@ -0,0 +1,102 @@ +import { Path } from './Path.js'; +import * as MathUtils from '../../math/MathUtils.js'; + +class Shape extends Path { + + constructor( points ) { + + super( points ); + + this.uuid = MathUtils.generateUUID(); + + this.type = 'Shape'; + + this.holes = []; + + } + + getPointsHoles( divisions ) { + + const holesPts = []; + + for ( let i = 0, l = this.holes.length; i < l; i ++ ) { + + holesPts[ i ] = this.holes[ i ].getPoints( divisions ); + + } + + return holesPts; + + } + + // get points of shape and holes (keypoints based on segments parameter) + + extractPoints( divisions ) { + + return { + + shape: this.getPoints( divisions ), + holes: this.getPointsHoles( divisions ) + + }; + + } + + copy( source ) { + + super.copy( source ); + + this.holes = []; + + for ( let i = 0, l = source.holes.length; i < l; i ++ ) { + + const hole = source.holes[ i ]; + + this.holes.push( hole.clone() ); + + } + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.uuid = this.uuid; + data.holes = []; + + for ( let i = 0, l = this.holes.length; i < l; i ++ ) { + + const hole = this.holes[ i ]; + data.holes.push( hole.toJSON() ); + + } + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.uuid = json.uuid; + this.holes = []; + + for ( let i = 0, l = json.holes.length; i < l; i ++ ) { + + const hole = json.holes[ i ]; + this.holes.push( new Path().fromJSON( hole ) ); + + } + + return this; + + } + +} + + +export { Shape }; diff --git a/libs/three/src/extras/core/ShapePath.js b/libs/three/src/extras/core/ShapePath.js new file mode 100644 index 000000000..036a6a566 --- /dev/null +++ b/libs/three/src/extras/core/ShapePath.js @@ -0,0 +1,291 @@ +import { Color } from '../../math/Color.js'; +import { Path } from './Path.js'; +import { Shape } from './Shape.js'; +import { ShapeUtils } from '../ShapeUtils.js'; + +class ShapePath { + + constructor() { + + this.type = 'ShapePath'; + + this.color = new Color(); + + this.subPaths = []; + this.currentPath = null; + + } + + moveTo( x, y ) { + + this.currentPath = new Path(); + this.subPaths.push( this.currentPath ); + this.currentPath.moveTo( x, y ); + + return this; + + } + + lineTo( x, y ) { + + this.currentPath.lineTo( x, y ); + + return this; + + } + + quadraticCurveTo( aCPx, aCPy, aX, aY ) { + + this.currentPath.quadraticCurveTo( aCPx, aCPy, aX, aY ); + + return this; + + } + + bezierCurveTo( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ) { + + this.currentPath.bezierCurveTo( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ); + + return this; + + } + + splineThru( pts ) { + + this.currentPath.splineThru( pts ); + + return this; + + } + + toShapes( isCCW ) { + + function toShapesNoHoles( inSubpaths ) { + + const shapes = []; + + for ( let i = 0, l = inSubpaths.length; i < l; i ++ ) { + + const tmpPath = inSubpaths[ i ]; + + const tmpShape = new Shape(); + tmpShape.curves = tmpPath.curves; + + shapes.push( tmpShape ); + + } + + return shapes; + + } + + function isPointInsidePolygon( inPt, inPolygon ) { + + const polyLen = inPolygon.length; + + // inPt on polygon contour => immediate success or + // toggling of inside/outside at every single! intersection point of an edge + // with the horizontal line through inPt, left of inPt + // not counting lowerY endpoints of edges and whole edges on that line + let inside = false; + for ( let p = polyLen - 1, q = 0; q < polyLen; p = q ++ ) { + + let edgeLowPt = inPolygon[ p ]; + let edgeHighPt = inPolygon[ q ]; + + let edgeDx = edgeHighPt.x - edgeLowPt.x; + let edgeDy = edgeHighPt.y - edgeLowPt.y; + + if ( Math.abs( edgeDy ) > Number.EPSILON ) { + + // not parallel + if ( edgeDy < 0 ) { + + edgeLowPt = inPolygon[ q ]; edgeDx = - edgeDx; + edgeHighPt = inPolygon[ p ]; edgeDy = - edgeDy; + + } + + if ( ( inPt.y < edgeLowPt.y ) || ( inPt.y > edgeHighPt.y ) ) continue; + + if ( inPt.y === edgeLowPt.y ) { + + if ( inPt.x === edgeLowPt.x ) return true; // inPt is on contour ? + // continue; // no intersection or edgeLowPt => doesn't count !!! + + } else { + + const perpEdge = edgeDy * ( inPt.x - edgeLowPt.x ) - edgeDx * ( inPt.y - edgeLowPt.y ); + if ( perpEdge === 0 ) return true; // inPt is on contour ? + if ( perpEdge < 0 ) continue; + inside = ! inside; // true intersection left of inPt + + } + + } else { + + // parallel or collinear + if ( inPt.y !== edgeLowPt.y ) continue; // parallel + // edge lies on the same horizontal line as inPt + if ( ( ( edgeHighPt.x <= inPt.x ) && ( inPt.x <= edgeLowPt.x ) ) || + ( ( edgeLowPt.x <= inPt.x ) && ( inPt.x <= edgeHighPt.x ) ) ) return true; // inPt: Point on contour ! + // continue; + + } + + } + + return inside; + + } + + const isClockWise = ShapeUtils.isClockWise; + + const subPaths = this.subPaths; + if ( subPaths.length === 0 ) return []; + + let solid, tmpPath, tmpShape; + const shapes = []; + + if ( subPaths.length === 1 ) { + + tmpPath = subPaths[ 0 ]; + tmpShape = new Shape(); + tmpShape.curves = tmpPath.curves; + shapes.push( tmpShape ); + return shapes; + + } + + let holesFirst = ! isClockWise( subPaths[ 0 ].getPoints() ); + holesFirst = isCCW ? ! holesFirst : holesFirst; + + // console.log("Holes first", holesFirst); + + const betterShapeHoles = []; + const newShapes = []; + let newShapeHoles = []; + let mainIdx = 0; + let tmpPoints; + + newShapes[ mainIdx ] = undefined; + newShapeHoles[ mainIdx ] = []; + + for ( let i = 0, l = subPaths.length; i < l; i ++ ) { + + tmpPath = subPaths[ i ]; + tmpPoints = tmpPath.getPoints(); + solid = isClockWise( tmpPoints ); + solid = isCCW ? ! solid : solid; + + if ( solid ) { + + if ( ( ! holesFirst ) && ( newShapes[ mainIdx ] ) ) mainIdx ++; + + newShapes[ mainIdx ] = { s: new Shape(), p: tmpPoints }; + newShapes[ mainIdx ].s.curves = tmpPath.curves; + + if ( holesFirst ) mainIdx ++; + newShapeHoles[ mainIdx ] = []; + + //console.log('cw', i); + + } else { + + newShapeHoles[ mainIdx ].push( { h: tmpPath, p: tmpPoints[ 0 ] } ); + + //console.log('ccw', i); + + } + + } + + // only Holes? -> probably all Shapes with wrong orientation + if ( ! newShapes[ 0 ] ) return toShapesNoHoles( subPaths ); + + + if ( newShapes.length > 1 ) { + + let ambiguous = false; + let toChange = 0; + + for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { + + betterShapeHoles[ sIdx ] = []; + + } + + for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { + + const sho = newShapeHoles[ sIdx ]; + + for ( let hIdx = 0; hIdx < sho.length; hIdx ++ ) { + + const ho = sho[ hIdx ]; + let hole_unassigned = true; + + for ( let s2Idx = 0; s2Idx < newShapes.length; s2Idx ++ ) { + + if ( isPointInsidePolygon( ho.p, newShapes[ s2Idx ].p ) ) { + + if ( sIdx !== s2Idx ) toChange ++; + + if ( hole_unassigned ) { + + hole_unassigned = false; + betterShapeHoles[ s2Idx ].push( ho ); + + } else { + + ambiguous = true; + + } + + } + + } + + if ( hole_unassigned ) { + + betterShapeHoles[ sIdx ].push( ho ); + + } + + } + + } + + if ( toChange > 0 && ambiguous === false ) { + + newShapeHoles = betterShapeHoles; + + } + + } + + let tmpHoles; + + for ( let i = 0, il = newShapes.length; i < il; i ++ ) { + + tmpShape = newShapes[ i ].s; + shapes.push( tmpShape ); + tmpHoles = newShapeHoles[ i ]; + + for ( let j = 0, jl = tmpHoles.length; j < jl; j ++ ) { + + tmpShape.holes.push( tmpHoles[ j ].h ); + + } + + } + + //console.log("shape", shapes); + + return shapes; + + } + +} + + +export { ShapePath }; diff --git a/libs/three/src/extras/curves/ArcCurve.js b/libs/three/src/extras/curves/ArcCurve.js new file mode 100644 index 000000000..edb84f463 --- /dev/null +++ b/libs/three/src/extras/curves/ArcCurve.js @@ -0,0 +1,17 @@ +import { EllipseCurve } from './EllipseCurve.js'; + +class ArcCurve extends EllipseCurve { + + constructor( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) { + + super( aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise ); + + this.isArcCurve = true; + + this.type = 'ArcCurve'; + + } + +} + +export { ArcCurve }; diff --git a/libs/three/src/extras/curves/CatmullRomCurve3.js b/libs/three/src/extras/curves/CatmullRomCurve3.js new file mode 100644 index 000000000..7b6c3ce4b --- /dev/null +++ b/libs/three/src/extras/curves/CatmullRomCurve3.js @@ -0,0 +1,255 @@ +import { Vector3 } from '../../math/Vector3.js'; +import { Curve } from '../core/Curve.js'; + +/** + * Centripetal CatmullRom Curve - which is useful for avoiding + * cusps and self-intersections in non-uniform catmull rom curves. + * http://www.cemyuksel.com/research/catmullrom_param/catmullrom.pdf + * + * curve.type accepts centripetal(default), chordal and catmullrom + * curve.tension is used for catmullrom which defaults to 0.5 + */ + + +/* +Based on an optimized c++ solution in + - http://stackoverflow.com/questions/9489736/catmull-rom-curve-with-no-cusps-and-no-self-intersections/ + - http://ideone.com/NoEbVM + +This CubicPoly class could be used for reusing some variables and calculations, +but for three.js curve use, it could be possible inlined and flatten into a single function call +which can be placed in CurveUtils. +*/ + +function CubicPoly() { + + let c0 = 0, c1 = 0, c2 = 0, c3 = 0; + + /* + * Compute coefficients for a cubic polynomial + * p(s) = c0 + c1*s + c2*s^2 + c3*s^3 + * such that + * p(0) = x0, p(1) = x1 + * and + * p'(0) = t0, p'(1) = t1. + */ + function init( x0, x1, t0, t1 ) { + + c0 = x0; + c1 = t0; + c2 = - 3 * x0 + 3 * x1 - 2 * t0 - t1; + c3 = 2 * x0 - 2 * x1 + t0 + t1; + + } + + return { + + initCatmullRom: function ( x0, x1, x2, x3, tension ) { + + init( x1, x2, tension * ( x2 - x0 ), tension * ( x3 - x1 ) ); + + }, + + initNonuniformCatmullRom: function ( x0, x1, x2, x3, dt0, dt1, dt2 ) { + + // compute tangents when parameterized in [t1,t2] + let t1 = ( x1 - x0 ) / dt0 - ( x2 - x0 ) / ( dt0 + dt1 ) + ( x2 - x1 ) / dt1; + let t2 = ( x2 - x1 ) / dt1 - ( x3 - x1 ) / ( dt1 + dt2 ) + ( x3 - x2 ) / dt2; + + // rescale tangents for parametrization in [0,1] + t1 *= dt1; + t2 *= dt1; + + init( x1, x2, t1, t2 ); + + }, + + calc: function ( t ) { + + const t2 = t * t; + const t3 = t2 * t; + return c0 + c1 * t + c2 * t2 + c3 * t3; + + } + + }; + +} + +// + +const tmp = /*@__PURE__*/ new Vector3(); +const px = /*@__PURE__*/ new CubicPoly(); +const py = /*@__PURE__*/ new CubicPoly(); +const pz = /*@__PURE__*/ new CubicPoly(); + +class CatmullRomCurve3 extends Curve { + + constructor( points = [], closed = false, curveType = 'centripetal', tension = 0.5 ) { + + super(); + + this.isCatmullRomCurve3 = true; + + this.type = 'CatmullRomCurve3'; + + this.points = points; + this.closed = closed; + this.curveType = curveType; + this.tension = tension; + + } + + getPoint( t, optionalTarget = new Vector3() ) { + + const point = optionalTarget; + + const points = this.points; + const l = points.length; + + const p = ( l - ( this.closed ? 0 : 1 ) ) * t; + let intPoint = Math.floor( p ); + let weight = p - intPoint; + + if ( this.closed ) { + + intPoint += intPoint > 0 ? 0 : ( Math.floor( Math.abs( intPoint ) / l ) + 1 ) * l; + + } else if ( weight === 0 && intPoint === l - 1 ) { + + intPoint = l - 2; + weight = 1; + + } + + let p0, p3; // 4 points (p1 & p2 defined below) + + if ( this.closed || intPoint > 0 ) { + + p0 = points[ ( intPoint - 1 ) % l ]; + + } else { + + // extrapolate first point + tmp.subVectors( points[ 0 ], points[ 1 ] ).add( points[ 0 ] ); + p0 = tmp; + + } + + const p1 = points[ intPoint % l ]; + const p2 = points[ ( intPoint + 1 ) % l ]; + + if ( this.closed || intPoint + 2 < l ) { + + p3 = points[ ( intPoint + 2 ) % l ]; + + } else { + + // extrapolate last point + tmp.subVectors( points[ l - 1 ], points[ l - 2 ] ).add( points[ l - 1 ] ); + p3 = tmp; + + } + + if ( this.curveType === 'centripetal' || this.curveType === 'chordal' ) { + + // init Centripetal / Chordal Catmull-Rom + const pow = this.curveType === 'chordal' ? 0.5 : 0.25; + let dt0 = Math.pow( p0.distanceToSquared( p1 ), pow ); + let dt1 = Math.pow( p1.distanceToSquared( p2 ), pow ); + let dt2 = Math.pow( p2.distanceToSquared( p3 ), pow ); + + // safety check for repeated points + if ( dt1 < 1e-4 ) dt1 = 1.0; + if ( dt0 < 1e-4 ) dt0 = dt1; + if ( dt2 < 1e-4 ) dt2 = dt1; + + px.initNonuniformCatmullRom( p0.x, p1.x, p2.x, p3.x, dt0, dt1, dt2 ); + py.initNonuniformCatmullRom( p0.y, p1.y, p2.y, p3.y, dt0, dt1, dt2 ); + pz.initNonuniformCatmullRom( p0.z, p1.z, p2.z, p3.z, dt0, dt1, dt2 ); + + } else if ( this.curveType === 'catmullrom' ) { + + px.initCatmullRom( p0.x, p1.x, p2.x, p3.x, this.tension ); + py.initCatmullRom( p0.y, p1.y, p2.y, p3.y, this.tension ); + pz.initCatmullRom( p0.z, p1.z, p2.z, p3.z, this.tension ); + + } + + point.set( + px.calc( weight ), + py.calc( weight ), + pz.calc( weight ) + ); + + return point; + + } + + copy( source ) { + + super.copy( source ); + + this.points = []; + + for ( let i = 0, l = source.points.length; i < l; i ++ ) { + + const point = source.points[ i ]; + + this.points.push( point.clone() ); + + } + + this.closed = source.closed; + this.curveType = source.curveType; + this.tension = source.tension; + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.points = []; + + for ( let i = 0, l = this.points.length; i < l; i ++ ) { + + const point = this.points[ i ]; + data.points.push( point.toArray() ); + + } + + data.closed = this.closed; + data.curveType = this.curveType; + data.tension = this.tension; + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.points = []; + + for ( let i = 0, l = json.points.length; i < l; i ++ ) { + + const point = json.points[ i ]; + this.points.push( new Vector3().fromArray( point ) ); + + } + + this.closed = json.closed; + this.curveType = json.curveType; + this.tension = json.tension; + + return this; + + } + +} + +export { CatmullRomCurve3 }; diff --git a/libs/three/src/extras/curves/CubicBezierCurve.js b/libs/three/src/extras/curves/CubicBezierCurve.js new file mode 100644 index 000000000..a2d45f53f --- /dev/null +++ b/libs/three/src/extras/curves/CubicBezierCurve.js @@ -0,0 +1,78 @@ +import { Curve } from '../core/Curve.js'; +import { CubicBezier } from '../core/Interpolations.js'; +import { Vector2 } from '../../math/Vector2.js'; + +class CubicBezierCurve extends Curve { + + constructor( v0 = new Vector2(), v1 = new Vector2(), v2 = new Vector2(), v3 = new Vector2() ) { + + super(); + + this.isCubicBezierCurve = true; + + this.type = 'CubicBezierCurve'; + + this.v0 = v0; + this.v1 = v1; + this.v2 = v2; + this.v3 = v3; + + } + + getPoint( t, optionalTarget = new Vector2() ) { + + const point = optionalTarget; + + const v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3; + + point.set( + CubicBezier( t, v0.x, v1.x, v2.x, v3.x ), + CubicBezier( t, v0.y, v1.y, v2.y, v3.y ) + ); + + return point; + + } + + copy( source ) { + + super.copy( source ); + + this.v0.copy( source.v0 ); + this.v1.copy( source.v1 ); + this.v2.copy( source.v2 ); + this.v3.copy( source.v3 ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.v0 = this.v0.toArray(); + data.v1 = this.v1.toArray(); + data.v2 = this.v2.toArray(); + data.v3 = this.v3.toArray(); + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.v0.fromArray( json.v0 ); + this.v1.fromArray( json.v1 ); + this.v2.fromArray( json.v2 ); + this.v3.fromArray( json.v3 ); + + return this; + + } + +} + +export { CubicBezierCurve }; diff --git a/libs/three/src/extras/curves/CubicBezierCurve3.js b/libs/three/src/extras/curves/CubicBezierCurve3.js new file mode 100644 index 000000000..c5afdf26c --- /dev/null +++ b/libs/three/src/extras/curves/CubicBezierCurve3.js @@ -0,0 +1,79 @@ +import { Curve } from '../core/Curve.js'; +import { CubicBezier } from '../core/Interpolations.js'; +import { Vector3 } from '../../math/Vector3.js'; + +class CubicBezierCurve3 extends Curve { + + constructor( v0 = new Vector3(), v1 = new Vector3(), v2 = new Vector3(), v3 = new Vector3() ) { + + super(); + + this.isCubicBezierCurve3 = true; + + this.type = 'CubicBezierCurve3'; + + this.v0 = v0; + this.v1 = v1; + this.v2 = v2; + this.v3 = v3; + + } + + getPoint( t, optionalTarget = new Vector3() ) { + + const point = optionalTarget; + + const v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3; + + point.set( + CubicBezier( t, v0.x, v1.x, v2.x, v3.x ), + CubicBezier( t, v0.y, v1.y, v2.y, v3.y ), + CubicBezier( t, v0.z, v1.z, v2.z, v3.z ) + ); + + return point; + + } + + copy( source ) { + + super.copy( source ); + + this.v0.copy( source.v0 ); + this.v1.copy( source.v1 ); + this.v2.copy( source.v2 ); + this.v3.copy( source.v3 ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.v0 = this.v0.toArray(); + data.v1 = this.v1.toArray(); + data.v2 = this.v2.toArray(); + data.v3 = this.v3.toArray(); + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.v0.fromArray( json.v0 ); + this.v1.fromArray( json.v1 ); + this.v2.fromArray( json.v2 ); + this.v3.fromArray( json.v3 ); + + return this; + + } + +} + +export { CubicBezierCurve3 }; diff --git a/libs/three/src/extras/curves/Curves.js b/libs/three/src/extras/curves/Curves.js new file mode 100644 index 000000000..c984a8539 --- /dev/null +++ b/libs/three/src/extras/curves/Curves.js @@ -0,0 +1,10 @@ +export { ArcCurve } from './ArcCurve.js'; +export { CatmullRomCurve3 } from './CatmullRomCurve3.js'; +export { CubicBezierCurve } from './CubicBezierCurve.js'; +export { CubicBezierCurve3 } from './CubicBezierCurve3.js'; +export { EllipseCurve } from './EllipseCurve.js'; +export { LineCurve } from './LineCurve.js'; +export { LineCurve3 } from './LineCurve3.js'; +export { QuadraticBezierCurve } from './QuadraticBezierCurve.js'; +export { QuadraticBezierCurve3 } from './QuadraticBezierCurve3.js'; +export { SplineCurve } from './SplineCurve.js'; diff --git a/libs/three/src/extras/curves/EllipseCurve.js b/libs/three/src/extras/curves/EllipseCurve.js new file mode 100644 index 000000000..583364819 --- /dev/null +++ b/libs/three/src/extras/curves/EllipseCurve.js @@ -0,0 +1,156 @@ +import { Curve } from '../core/Curve.js'; +import { Vector2 } from '../../math/Vector2.js'; + +class EllipseCurve extends Curve { + + constructor( aX = 0, aY = 0, xRadius = 1, yRadius = 1, aStartAngle = 0, aEndAngle = Math.PI * 2, aClockwise = false, aRotation = 0 ) { + + super(); + + this.isEllipseCurve = true; + + this.type = 'EllipseCurve'; + + this.aX = aX; + this.aY = aY; + + this.xRadius = xRadius; + this.yRadius = yRadius; + + this.aStartAngle = aStartAngle; + this.aEndAngle = aEndAngle; + + this.aClockwise = aClockwise; + + this.aRotation = aRotation; + + } + + getPoint( t, optionalTarget ) { + + const point = optionalTarget || new Vector2(); + + const twoPi = Math.PI * 2; + let deltaAngle = this.aEndAngle - this.aStartAngle; + const samePoints = Math.abs( deltaAngle ) < Number.EPSILON; + + // ensures that deltaAngle is 0 .. 2 PI + while ( deltaAngle < 0 ) deltaAngle += twoPi; + while ( deltaAngle > twoPi ) deltaAngle -= twoPi; + + if ( deltaAngle < Number.EPSILON ) { + + if ( samePoints ) { + + deltaAngle = 0; + + } else { + + deltaAngle = twoPi; + + } + + } + + if ( this.aClockwise === true && ! samePoints ) { + + if ( deltaAngle === twoPi ) { + + deltaAngle = - twoPi; + + } else { + + deltaAngle = deltaAngle - twoPi; + + } + + } + + const angle = this.aStartAngle + t * deltaAngle; + let x = this.aX + this.xRadius * Math.cos( angle ); + let y = this.aY + this.yRadius * Math.sin( angle ); + + if ( this.aRotation !== 0 ) { + + const cos = Math.cos( this.aRotation ); + const sin = Math.sin( this.aRotation ); + + const tx = x - this.aX; + const ty = y - this.aY; + + // Rotate the point about the center of the ellipse. + x = tx * cos - ty * sin + this.aX; + y = tx * sin + ty * cos + this.aY; + + } + + return point.set( x, y ); + + } + + copy( source ) { + + super.copy( source ); + + this.aX = source.aX; + this.aY = source.aY; + + this.xRadius = source.xRadius; + this.yRadius = source.yRadius; + + this.aStartAngle = source.aStartAngle; + this.aEndAngle = source.aEndAngle; + + this.aClockwise = source.aClockwise; + + this.aRotation = source.aRotation; + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.aX = this.aX; + data.aY = this.aY; + + data.xRadius = this.xRadius; + data.yRadius = this.yRadius; + + data.aStartAngle = this.aStartAngle; + data.aEndAngle = this.aEndAngle; + + data.aClockwise = this.aClockwise; + + data.aRotation = this.aRotation; + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.aX = json.aX; + this.aY = json.aY; + + this.xRadius = json.xRadius; + this.yRadius = json.yRadius; + + this.aStartAngle = json.aStartAngle; + this.aEndAngle = json.aEndAngle; + + this.aClockwise = json.aClockwise; + + this.aRotation = json.aRotation; + + return this; + + } + +} + +export { EllipseCurve }; diff --git a/libs/three/src/extras/curves/LineCurve.js b/libs/three/src/extras/curves/LineCurve.js new file mode 100644 index 000000000..0a636898c --- /dev/null +++ b/libs/three/src/extras/curves/LineCurve.js @@ -0,0 +1,92 @@ +import { Vector2 } from '../../math/Vector2.js'; +import { Curve } from '../core/Curve.js'; + +class LineCurve extends Curve { + + constructor( v1 = new Vector2(), v2 = new Vector2() ) { + + super(); + + this.isLineCurve = true; + + this.type = 'LineCurve'; + + this.v1 = v1; + this.v2 = v2; + + } + + getPoint( t, optionalTarget = new Vector2() ) { + + const point = optionalTarget; + + if ( t === 1 ) { + + point.copy( this.v2 ); + + } else { + + point.copy( this.v2 ).sub( this.v1 ); + point.multiplyScalar( t ).add( this.v1 ); + + } + + return point; + + } + + // Line curve is linear, so we can overwrite default getPointAt + getPointAt( u, optionalTarget ) { + + return this.getPoint( u, optionalTarget ); + + } + + getTangent( t, optionalTarget = new Vector2() ) { + + return optionalTarget.subVectors( this.v2, this.v1 ).normalize(); + + } + + getTangentAt( u, optionalTarget ) { + + return this.getTangent( u, optionalTarget ); + + } + + copy( source ) { + + super.copy( source ); + + this.v1.copy( source.v1 ); + this.v2.copy( source.v2 ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.v1 = this.v1.toArray(); + data.v2 = this.v2.toArray(); + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.v1.fromArray( json.v1 ); + this.v2.fromArray( json.v2 ); + + return this; + + } + +} + +export { LineCurve }; diff --git a/libs/three/src/extras/curves/LineCurve3.js b/libs/three/src/extras/curves/LineCurve3.js new file mode 100644 index 000000000..cc49b52a0 --- /dev/null +++ b/libs/three/src/extras/curves/LineCurve3.js @@ -0,0 +1,92 @@ +import { Vector3 } from '../../math/Vector3.js'; +import { Curve } from '../core/Curve.js'; + +class LineCurve3 extends Curve { + + constructor( v1 = new Vector3(), v2 = new Vector3() ) { + + super(); + + this.isLineCurve3 = true; + + this.type = 'LineCurve3'; + + this.v1 = v1; + this.v2 = v2; + + } + + getPoint( t, optionalTarget = new Vector3() ) { + + const point = optionalTarget; + + if ( t === 1 ) { + + point.copy( this.v2 ); + + } else { + + point.copy( this.v2 ).sub( this.v1 ); + point.multiplyScalar( t ).add( this.v1 ); + + } + + return point; + + } + + // Line curve is linear, so we can overwrite default getPointAt + getPointAt( u, optionalTarget ) { + + return this.getPoint( u, optionalTarget ); + + } + + getTangent( t, optionalTarget = new Vector3() ) { + + return optionalTarget.subVectors( this.v2, this.v1 ).normalize(); + + } + + getTangentAt( u, optionalTarget ) { + + return this.getTangent( u, optionalTarget ); + + } + + copy( source ) { + + super.copy( source ); + + this.v1.copy( source.v1 ); + this.v2.copy( source.v2 ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.v1 = this.v1.toArray(); + data.v2 = this.v2.toArray(); + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.v1.fromArray( json.v1 ); + this.v2.fromArray( json.v2 ); + + return this; + + } + +} + +export { LineCurve3 }; diff --git a/libs/three/src/extras/curves/QuadraticBezierCurve.js b/libs/three/src/extras/curves/QuadraticBezierCurve.js new file mode 100644 index 000000000..6ed67d988 --- /dev/null +++ b/libs/three/src/extras/curves/QuadraticBezierCurve.js @@ -0,0 +1,74 @@ +import { Curve } from '../core/Curve.js'; +import { QuadraticBezier } from '../core/Interpolations.js'; +import { Vector2 } from '../../math/Vector2.js'; + +class QuadraticBezierCurve extends Curve { + + constructor( v0 = new Vector2(), v1 = new Vector2(), v2 = new Vector2() ) { + + super(); + + this.isQuadraticBezierCurve = true; + + this.type = 'QuadraticBezierCurve'; + + this.v0 = v0; + this.v1 = v1; + this.v2 = v2; + + } + + getPoint( t, optionalTarget = new Vector2() ) { + + const point = optionalTarget; + + const v0 = this.v0, v1 = this.v1, v2 = this.v2; + + point.set( + QuadraticBezier( t, v0.x, v1.x, v2.x ), + QuadraticBezier( t, v0.y, v1.y, v2.y ) + ); + + return point; + + } + + copy( source ) { + + super.copy( source ); + + this.v0.copy( source.v0 ); + this.v1.copy( source.v1 ); + this.v2.copy( source.v2 ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.v0 = this.v0.toArray(); + data.v1 = this.v1.toArray(); + data.v2 = this.v2.toArray(); + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.v0.fromArray( json.v0 ); + this.v1.fromArray( json.v1 ); + this.v2.fromArray( json.v2 ); + + return this; + + } + +} + +export { QuadraticBezierCurve }; diff --git a/libs/three/src/extras/curves/QuadraticBezierCurve3.js b/libs/three/src/extras/curves/QuadraticBezierCurve3.js new file mode 100644 index 000000000..bdc882cc2 --- /dev/null +++ b/libs/three/src/extras/curves/QuadraticBezierCurve3.js @@ -0,0 +1,75 @@ +import { Curve } from '../core/Curve.js'; +import { QuadraticBezier } from '../core/Interpolations.js'; +import { Vector3 } from '../../math/Vector3.js'; + +class QuadraticBezierCurve3 extends Curve { + + constructor( v0 = new Vector3(), v1 = new Vector3(), v2 = new Vector3() ) { + + super(); + + this.isQuadraticBezierCurve3 = true; + + this.type = 'QuadraticBezierCurve3'; + + this.v0 = v0; + this.v1 = v1; + this.v2 = v2; + + } + + getPoint( t, optionalTarget = new Vector3() ) { + + const point = optionalTarget; + + const v0 = this.v0, v1 = this.v1, v2 = this.v2; + + point.set( + QuadraticBezier( t, v0.x, v1.x, v2.x ), + QuadraticBezier( t, v0.y, v1.y, v2.y ), + QuadraticBezier( t, v0.z, v1.z, v2.z ) + ); + + return point; + + } + + copy( source ) { + + super.copy( source ); + + this.v0.copy( source.v0 ); + this.v1.copy( source.v1 ); + this.v2.copy( source.v2 ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.v0 = this.v0.toArray(); + data.v1 = this.v1.toArray(); + data.v2 = this.v2.toArray(); + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.v0.fromArray( json.v0 ); + this.v1.fromArray( json.v1 ); + this.v2.fromArray( json.v2 ); + + return this; + + } + +} + +export { QuadraticBezierCurve3 }; diff --git a/libs/three/src/extras/curves/SplineCurve.js b/libs/three/src/extras/curves/SplineCurve.js new file mode 100644 index 000000000..073b9e46b --- /dev/null +++ b/libs/three/src/extras/curves/SplineCurve.js @@ -0,0 +1,97 @@ +import { Curve } from '../core/Curve.js'; +import { CatmullRom } from '../core/Interpolations.js'; +import { Vector2 } from '../../math/Vector2.js'; + +class SplineCurve extends Curve { + + constructor( points = [] ) { + + super(); + + this.isSplineCurve = true; + + this.type = 'SplineCurve'; + + this.points = points; + + } + + getPoint( t, optionalTarget = new Vector2() ) { + + const point = optionalTarget; + + const points = this.points; + const p = ( points.length - 1 ) * t; + + const intPoint = Math.floor( p ); + const weight = p - intPoint; + + const p0 = points[ intPoint === 0 ? intPoint : intPoint - 1 ]; + const p1 = points[ intPoint ]; + const p2 = points[ intPoint > points.length - 2 ? points.length - 1 : intPoint + 1 ]; + const p3 = points[ intPoint > points.length - 3 ? points.length - 1 : intPoint + 2 ]; + + point.set( + CatmullRom( weight, p0.x, p1.x, p2.x, p3.x ), + CatmullRom( weight, p0.y, p1.y, p2.y, p3.y ) + ); + + return point; + + } + + copy( source ) { + + super.copy( source ); + + this.points = []; + + for ( let i = 0, l = source.points.length; i < l; i ++ ) { + + const point = source.points[ i ]; + + this.points.push( point.clone() ); + + } + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.points = []; + + for ( let i = 0, l = this.points.length; i < l; i ++ ) { + + const point = this.points[ i ]; + data.points.push( point.toArray() ); + + } + + return data; + + } + + fromJSON( json ) { + + super.fromJSON( json ); + + this.points = []; + + for ( let i = 0, l = json.points.length; i < l; i ++ ) { + + const point = json.points[ i ]; + this.points.push( new Vector2().fromArray( point ) ); + + } + + return this; + + } + +} + +export { SplineCurve }; diff --git a/libs/three/src/geometries/BoxGeometry.js b/libs/three/src/geometries/BoxGeometry.js new file mode 100644 index 000000000..486a3cd9d --- /dev/null +++ b/libs/three/src/geometries/BoxGeometry.js @@ -0,0 +1,180 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Vector3 } from '../math/Vector3.js'; + +class BoxGeometry extends BufferGeometry { + + constructor( width = 1, height = 1, depth = 1, widthSegments = 1, heightSegments = 1, depthSegments = 1 ) { + + super(); + + this.type = 'BoxGeometry'; + + this.parameters = { + width: width, + height: height, + depth: depth, + widthSegments: widthSegments, + heightSegments: heightSegments, + depthSegments: depthSegments + }; + + const scope = this; + + // segments + + widthSegments = Math.floor( widthSegments ); + heightSegments = Math.floor( heightSegments ); + depthSegments = Math.floor( depthSegments ); + + // buffers + + const indices = []; + const vertices = []; + const normals = []; + const uvs = []; + + // helper variables + + let numberOfVertices = 0; + let groupStart = 0; + + // build each side of the box geometry + + buildPlane( 'z', 'y', 'x', - 1, - 1, depth, height, width, depthSegments, heightSegments, 0 ); // px + buildPlane( 'z', 'y', 'x', 1, - 1, depth, height, - width, depthSegments, heightSegments, 1 ); // nx + buildPlane( 'x', 'z', 'y', 1, 1, width, depth, height, widthSegments, depthSegments, 2 ); // py + buildPlane( 'x', 'z', 'y', 1, - 1, width, depth, - height, widthSegments, depthSegments, 3 ); // ny + buildPlane( 'x', 'y', 'z', 1, - 1, width, height, depth, widthSegments, heightSegments, 4 ); // pz + buildPlane( 'x', 'y', 'z', - 1, - 1, width, height, - depth, widthSegments, heightSegments, 5 ); // nz + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + function buildPlane( u, v, w, udir, vdir, width, height, depth, gridX, gridY, materialIndex ) { + + const segmentWidth = width / gridX; + const segmentHeight = height / gridY; + + const widthHalf = width / 2; + const heightHalf = height / 2; + const depthHalf = depth / 2; + + const gridX1 = gridX + 1; + const gridY1 = gridY + 1; + + let vertexCounter = 0; + let groupCount = 0; + + const vector = new Vector3(); + + // generate vertices, normals and uvs + + for ( let iy = 0; iy < gridY1; iy ++ ) { + + const y = iy * segmentHeight - heightHalf; + + for ( let ix = 0; ix < gridX1; ix ++ ) { + + const x = ix * segmentWidth - widthHalf; + + // set values to correct vector component + + vector[ u ] = x * udir; + vector[ v ] = y * vdir; + vector[ w ] = depthHalf; + + // now apply vector to vertex buffer + + vertices.push( vector.x, vector.y, vector.z ); + + // set values to correct vector component + + vector[ u ] = 0; + vector[ v ] = 0; + vector[ w ] = depth > 0 ? 1 : - 1; + + // now apply vector to normal buffer + + normals.push( vector.x, vector.y, vector.z ); + + // uvs + + uvs.push( ix / gridX ); + uvs.push( 1 - ( iy / gridY ) ); + + // counters + + vertexCounter += 1; + + } + + } + + // indices + + // 1. you need three indices to draw a single face + // 2. a single segment consists of two faces + // 3. so we need to generate six (2*3) indices per segment + + for ( let iy = 0; iy < gridY; iy ++ ) { + + for ( let ix = 0; ix < gridX; ix ++ ) { + + const a = numberOfVertices + ix + gridX1 * iy; + const b = numberOfVertices + ix + gridX1 * ( iy + 1 ); + const c = numberOfVertices + ( ix + 1 ) + gridX1 * ( iy + 1 ); + const d = numberOfVertices + ( ix + 1 ) + gridX1 * iy; + + // faces + + indices.push( a, b, d ); + indices.push( b, c, d ); + + // increase counter + + groupCount += 6; + + } + + } + + // add a group to the geometry. this will ensure multi material support + + scope.addGroup( groupStart, groupCount, materialIndex ); + + // calculate new start value for groups + + groupStart += groupCount; + + // update total number of vertices + + numberOfVertices += vertexCounter; + + } + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new BoxGeometry( data.width, data.height, data.depth, data.widthSegments, data.heightSegments, data.depthSegments ); + + } + +} + +export { BoxGeometry }; diff --git a/libs/three/src/geometries/CapsuleGeometry.js b/libs/three/src/geometries/CapsuleGeometry.js new file mode 100644 index 000000000..15172e85a --- /dev/null +++ b/libs/three/src/geometries/CapsuleGeometry.js @@ -0,0 +1,33 @@ +import { Path } from '../extras/core/Path.js'; +import { LatheGeometry } from './LatheGeometry.js'; + +class CapsuleGeometry extends LatheGeometry { + + constructor( radius = 1, length = 1, capSegments = 4, radialSegments = 8 ) { + + const path = new Path(); + path.absarc( 0, - length / 2, radius, Math.PI * 1.5, 0 ); + path.absarc( 0, length / 2, radius, 0, Math.PI * 0.5 ); + + super( path.getPoints( capSegments ), radialSegments ); + + this.type = 'CapsuleGeometry'; + + this.parameters = { + radius: radius, + length: length, + capSegments: capSegments, + radialSegments: radialSegments, + }; + + } + + static fromJSON( data ) { + + return new CapsuleGeometry( data.radius, data.length, data.capSegments, data.radialSegments ); + + } + +} + +export { CapsuleGeometry }; diff --git a/libs/three/src/geometries/CircleGeometry.js b/libs/three/src/geometries/CircleGeometry.js new file mode 100644 index 000000000..63e912126 --- /dev/null +++ b/libs/three/src/geometries/CircleGeometry.js @@ -0,0 +1,101 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Vector2 } from '../math/Vector2.js'; + +class CircleGeometry extends BufferGeometry { + + constructor( radius = 1, segments = 32, thetaStart = 0, thetaLength = Math.PI * 2 ) { + + super(); + + this.type = 'CircleGeometry'; + + this.parameters = { + radius: radius, + segments: segments, + thetaStart: thetaStart, + thetaLength: thetaLength + }; + + segments = Math.max( 3, segments ); + + // buffers + + const indices = []; + const vertices = []; + const normals = []; + const uvs = []; + + // helper variables + + const vertex = new Vector3(); + const uv = new Vector2(); + + // center point + + vertices.push( 0, 0, 0 ); + normals.push( 0, 0, 1 ); + uvs.push( 0.5, 0.5 ); + + for ( let s = 0, i = 3; s <= segments; s ++, i += 3 ) { + + const segment = thetaStart + s / segments * thetaLength; + + // vertex + + vertex.x = radius * Math.cos( segment ); + vertex.y = radius * Math.sin( segment ); + + vertices.push( vertex.x, vertex.y, vertex.z ); + + // normal + + normals.push( 0, 0, 1 ); + + // uvs + + uv.x = ( vertices[ i ] / radius + 1 ) / 2; + uv.y = ( vertices[ i + 1 ] / radius + 1 ) / 2; + + uvs.push( uv.x, uv.y ); + + } + + // indices + + for ( let i = 1; i <= segments; i ++ ) { + + indices.push( i, i + 1, 0 ); + + } + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new CircleGeometry( data.radius, data.segments, data.thetaStart, data.thetaLength ); + + } + +} + + +export { CircleGeometry }; diff --git a/libs/three/src/geometries/ConeGeometry.js b/libs/three/src/geometries/ConeGeometry.js new file mode 100644 index 000000000..912b388f6 --- /dev/null +++ b/libs/three/src/geometries/ConeGeometry.js @@ -0,0 +1,31 @@ +import { CylinderGeometry } from './CylinderGeometry.js'; + +class ConeGeometry extends CylinderGeometry { + + constructor( radius = 1, height = 1, radialSegments = 32, heightSegments = 1, openEnded = false, thetaStart = 0, thetaLength = Math.PI * 2 ) { + + super( 0, radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ); + + this.type = 'ConeGeometry'; + + this.parameters = { + radius: radius, + height: height, + radialSegments: radialSegments, + heightSegments: heightSegments, + openEnded: openEnded, + thetaStart: thetaStart, + thetaLength: thetaLength + }; + + } + + static fromJSON( data ) { + + return new ConeGeometry( data.radius, data.height, data.radialSegments, data.heightSegments, data.openEnded, data.thetaStart, data.thetaLength ); + + } + +} + +export { ConeGeometry }; diff --git a/libs/three/src/geometries/CylinderGeometry.js b/libs/three/src/geometries/CylinderGeometry.js new file mode 100644 index 000000000..f27e14e7b --- /dev/null +++ b/libs/three/src/geometries/CylinderGeometry.js @@ -0,0 +1,286 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Vector2 } from '../math/Vector2.js'; + +class CylinderGeometry extends BufferGeometry { + + constructor( radiusTop = 1, radiusBottom = 1, height = 1, radialSegments = 32, heightSegments = 1, openEnded = false, thetaStart = 0, thetaLength = Math.PI * 2 ) { + + super(); + + this.type = 'CylinderGeometry'; + + this.parameters = { + radiusTop: radiusTop, + radiusBottom: radiusBottom, + height: height, + radialSegments: radialSegments, + heightSegments: heightSegments, + openEnded: openEnded, + thetaStart: thetaStart, + thetaLength: thetaLength + }; + + const scope = this; + + radialSegments = Math.floor( radialSegments ); + heightSegments = Math.floor( heightSegments ); + + // buffers + + const indices = []; + const vertices = []; + const normals = []; + const uvs = []; + + // helper variables + + let index = 0; + const indexArray = []; + const halfHeight = height / 2; + let groupStart = 0; + + // generate geometry + + generateTorso(); + + if ( openEnded === false ) { + + if ( radiusTop > 0 ) generateCap( true ); + if ( radiusBottom > 0 ) generateCap( false ); + + } + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + function generateTorso() { + + const normal = new Vector3(); + const vertex = new Vector3(); + + let groupCount = 0; + + // this will be used to calculate the normal + const slope = ( radiusBottom - radiusTop ) / height; + + // generate vertices, normals and uvs + + for ( let y = 0; y <= heightSegments; y ++ ) { + + const indexRow = []; + + const v = y / heightSegments; + + // calculate the radius of the current row + + const radius = v * ( radiusBottom - radiusTop ) + radiusTop; + + for ( let x = 0; x <= radialSegments; x ++ ) { + + const u = x / radialSegments; + + const theta = u * thetaLength + thetaStart; + + const sinTheta = Math.sin( theta ); + const cosTheta = Math.cos( theta ); + + // vertex + + vertex.x = radius * sinTheta; + vertex.y = - v * height + halfHeight; + vertex.z = radius * cosTheta; + vertices.push( vertex.x, vertex.y, vertex.z ); + + // normal + + normal.set( sinTheta, slope, cosTheta ).normalize(); + normals.push( normal.x, normal.y, normal.z ); + + // uv + + uvs.push( u, 1 - v ); + + // save index of vertex in respective row + + indexRow.push( index ++ ); + + } + + // now save vertices of the row in our index array + + indexArray.push( indexRow ); + + } + + // generate indices + + for ( let x = 0; x < radialSegments; x ++ ) { + + for ( let y = 0; y < heightSegments; y ++ ) { + + // we use the index array to access the correct indices + + const a = indexArray[ y ][ x ]; + const b = indexArray[ y + 1 ][ x ]; + const c = indexArray[ y + 1 ][ x + 1 ]; + const d = indexArray[ y ][ x + 1 ]; + + // faces + + indices.push( a, b, d ); + indices.push( b, c, d ); + + // update group counter + + groupCount += 6; + + } + + } + + // add a group to the geometry. this will ensure multi material support + + scope.addGroup( groupStart, groupCount, 0 ); + + // calculate new start value for groups + + groupStart += groupCount; + + } + + function generateCap( top ) { + + // save the index of the first center vertex + const centerIndexStart = index; + + const uv = new Vector2(); + const vertex = new Vector3(); + + let groupCount = 0; + + const radius = ( top === true ) ? radiusTop : radiusBottom; + const sign = ( top === true ) ? 1 : - 1; + + // first we generate the center vertex data of the cap. + // because the geometry needs one set of uvs per face, + // we must generate a center vertex per face/segment + + for ( let x = 1; x <= radialSegments; x ++ ) { + + // vertex + + vertices.push( 0, halfHeight * sign, 0 ); + + // normal + + normals.push( 0, sign, 0 ); + + // uv + + uvs.push( 0.5, 0.5 ); + + // increase index + + index ++; + + } + + // save the index of the last center vertex + const centerIndexEnd = index; + + // now we generate the surrounding vertices, normals and uvs + + for ( let x = 0; x <= radialSegments; x ++ ) { + + const u = x / radialSegments; + const theta = u * thetaLength + thetaStart; + + const cosTheta = Math.cos( theta ); + const sinTheta = Math.sin( theta ); + + // vertex + + vertex.x = radius * sinTheta; + vertex.y = halfHeight * sign; + vertex.z = radius * cosTheta; + vertices.push( vertex.x, vertex.y, vertex.z ); + + // normal + + normals.push( 0, sign, 0 ); + + // uv + + uv.x = ( cosTheta * 0.5 ) + 0.5; + uv.y = ( sinTheta * 0.5 * sign ) + 0.5; + uvs.push( uv.x, uv.y ); + + // increase index + + index ++; + + } + + // generate indices + + for ( let x = 0; x < radialSegments; x ++ ) { + + const c = centerIndexStart + x; + const i = centerIndexEnd + x; + + if ( top === true ) { + + // face top + + indices.push( i, i + 1, c ); + + } else { + + // face bottom + + indices.push( i + 1, i, c ); + + } + + groupCount += 3; + + } + + // add a group to the geometry. this will ensure multi material support + + scope.addGroup( groupStart, groupCount, top === true ? 1 : 2 ); + + // calculate new start value for groups + + groupStart += groupCount; + + } + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new CylinderGeometry( data.radiusTop, data.radiusBottom, data.height, data.radialSegments, data.heightSegments, data.openEnded, data.thetaStart, data.thetaLength ); + + } + +} + + +export { CylinderGeometry }; diff --git a/libs/three/src/geometries/DodecahedronGeometry.js b/libs/three/src/geometries/DodecahedronGeometry.js new file mode 100644 index 000000000..3434df937 --- /dev/null +++ b/libs/three/src/geometries/DodecahedronGeometry.js @@ -0,0 +1,66 @@ +import { PolyhedronGeometry } from './PolyhedronGeometry.js'; + +class DodecahedronGeometry extends PolyhedronGeometry { + + constructor( radius = 1, detail = 0 ) { + + const t = ( 1 + Math.sqrt( 5 ) ) / 2; + const r = 1 / t; + + const vertices = [ + + // (±1, ±1, ±1) + - 1, - 1, - 1, - 1, - 1, 1, + - 1, 1, - 1, - 1, 1, 1, + 1, - 1, - 1, 1, - 1, 1, + 1, 1, - 1, 1, 1, 1, + + // (0, ±1/φ, ±φ) + 0, - r, - t, 0, - r, t, + 0, r, - t, 0, r, t, + + // (±1/φ, ±φ, 0) + - r, - t, 0, - r, t, 0, + r, - t, 0, r, t, 0, + + // (±φ, 0, ±1/φ) + - t, 0, - r, t, 0, - r, + - t, 0, r, t, 0, r + ]; + + const indices = [ + 3, 11, 7, 3, 7, 15, 3, 15, 13, + 7, 19, 17, 7, 17, 6, 7, 6, 15, + 17, 4, 8, 17, 8, 10, 17, 10, 6, + 8, 0, 16, 8, 16, 2, 8, 2, 10, + 0, 12, 1, 0, 1, 18, 0, 18, 16, + 6, 10, 2, 6, 2, 13, 6, 13, 15, + 2, 16, 18, 2, 18, 3, 2, 3, 13, + 18, 1, 9, 18, 9, 11, 18, 11, 3, + 4, 14, 12, 4, 12, 0, 4, 0, 8, + 11, 9, 5, 11, 5, 19, 11, 19, 7, + 19, 5, 14, 19, 14, 4, 19, 4, 17, + 1, 12, 14, 1, 14, 5, 1, 5, 9 + ]; + + super( vertices, indices, radius, detail ); + + this.type = 'DodecahedronGeometry'; + + this.parameters = { + radius: radius, + detail: detail + }; + + } + + static fromJSON( data ) { + + return new DodecahedronGeometry( data.radius, data.detail ); + + } + +} + + +export { DodecahedronGeometry }; diff --git a/libs/three/src/geometries/EdgesGeometry.js b/libs/three/src/geometries/EdgesGeometry.js new file mode 100644 index 000000000..795a7c1cc --- /dev/null +++ b/libs/three/src/geometries/EdgesGeometry.js @@ -0,0 +1,152 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import * as MathUtils from '../math/MathUtils.js'; +import { Triangle } from '../math/Triangle.js'; +import { Vector3 } from '../math/Vector3.js'; + +const _v0 = /*@__PURE__*/ new Vector3(); +const _v1 = /*@__PURE__*/ new Vector3(); +const _normal = /*@__PURE__*/ new Vector3(); +const _triangle = /*@__PURE__*/ new Triangle(); + +class EdgesGeometry extends BufferGeometry { + + constructor( geometry = null, thresholdAngle = 1 ) { + + super(); + + this.type = 'EdgesGeometry'; + + this.parameters = { + geometry: geometry, + thresholdAngle: thresholdAngle + }; + + if ( geometry !== null ) { + + const precisionPoints = 4; + const precision = Math.pow( 10, precisionPoints ); + const thresholdDot = Math.cos( MathUtils.DEG2RAD * thresholdAngle ); + + const indexAttr = geometry.getIndex(); + const positionAttr = geometry.getAttribute( 'position' ); + const indexCount = indexAttr ? indexAttr.count : positionAttr.count; + + const indexArr = [ 0, 0, 0 ]; + const vertKeys = [ 'a', 'b', 'c' ]; + const hashes = new Array( 3 ); + + const edgeData = {}; + const vertices = []; + for ( let i = 0; i < indexCount; i += 3 ) { + + if ( indexAttr ) { + + indexArr[ 0 ] = indexAttr.getX( i ); + indexArr[ 1 ] = indexAttr.getX( i + 1 ); + indexArr[ 2 ] = indexAttr.getX( i + 2 ); + + } else { + + indexArr[ 0 ] = i; + indexArr[ 1 ] = i + 1; + indexArr[ 2 ] = i + 2; + + } + + const { a, b, c } = _triangle; + a.fromBufferAttribute( positionAttr, indexArr[ 0 ] ); + b.fromBufferAttribute( positionAttr, indexArr[ 1 ] ); + c.fromBufferAttribute( positionAttr, indexArr[ 2 ] ); + _triangle.getNormal( _normal ); + + // create hashes for the edge from the vertices + hashes[ 0 ] = `${ Math.round( a.x * precision ) },${ Math.round( a.y * precision ) },${ Math.round( a.z * precision ) }`; + hashes[ 1 ] = `${ Math.round( b.x * precision ) },${ Math.round( b.y * precision ) },${ Math.round( b.z * precision ) }`; + hashes[ 2 ] = `${ Math.round( c.x * precision ) },${ Math.round( c.y * precision ) },${ Math.round( c.z * precision ) }`; + + // skip degenerate triangles + if ( hashes[ 0 ] === hashes[ 1 ] || hashes[ 1 ] === hashes[ 2 ] || hashes[ 2 ] === hashes[ 0 ] ) { + + continue; + + } + + // iterate over every edge + for ( let j = 0; j < 3; j ++ ) { + + // get the first and next vertex making up the edge + const jNext = ( j + 1 ) % 3; + const vecHash0 = hashes[ j ]; + const vecHash1 = hashes[ jNext ]; + const v0 = _triangle[ vertKeys[ j ] ]; + const v1 = _triangle[ vertKeys[ jNext ] ]; + + const hash = `${ vecHash0 }_${ vecHash1 }`; + const reverseHash = `${ vecHash1 }_${ vecHash0 }`; + + if ( reverseHash in edgeData && edgeData[ reverseHash ] ) { + + // if we found a sibling edge add it into the vertex array if + // it meets the angle threshold and delete the edge from the map. + if ( _normal.dot( edgeData[ reverseHash ].normal ) <= thresholdDot ) { + + vertices.push( v0.x, v0.y, v0.z ); + vertices.push( v1.x, v1.y, v1.z ); + + } + + edgeData[ reverseHash ] = null; + + } else if ( ! ( hash in edgeData ) ) { + + // if we've already got an edge here then skip adding a new one + edgeData[ hash ] = { + + index0: indexArr[ j ], + index1: indexArr[ jNext ], + normal: _normal.clone(), + + }; + + } + + } + + } + + // iterate over all remaining, unmatched edges and add them to the vertex array + for ( const key in edgeData ) { + + if ( edgeData[ key ] ) { + + const { index0, index1 } = edgeData[ key ]; + _v0.fromBufferAttribute( positionAttr, index0 ); + _v1.fromBufferAttribute( positionAttr, index1 ); + + vertices.push( _v0.x, _v0.y, _v0.z ); + vertices.push( _v1.x, _v1.y, _v1.z ); + + } + + } + + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + + } + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + +} + +export { EdgesGeometry }; diff --git a/libs/three/src/geometries/ExtrudeGeometry.js b/libs/three/src/geometries/ExtrudeGeometry.js new file mode 100644 index 000000000..a27b67da8 --- /dev/null +++ b/libs/three/src/geometries/ExtrudeGeometry.js @@ -0,0 +1,814 @@ +/** + * Creates extruded geometry from a path shape. + * + * parameters = { + * + * curveSegments: , // number of points on the curves + * steps: , // number of points for z-side extrusions / used for subdividing segments of extrude spline too + * depth: , // Depth to extrude the shape + * + * bevelEnabled: , // turn on bevel + * bevelThickness: , // how deep into the original shape bevel goes + * bevelSize: , // how far from shape outline (including bevelOffset) is bevel + * bevelOffset: , // how far from shape outline does bevel start + * bevelSegments: , // number of bevel layers + * + * extrudePath: // curve to extrude shape along + * + * UVGenerator: // object that provides UV generator functions + * + * } + */ + +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import * as Curves from '../extras/curves/Curves.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Shape } from '../extras/core/Shape.js'; +import { ShapeUtils } from '../extras/ShapeUtils.js'; + +class ExtrudeGeometry extends BufferGeometry { + + constructor( shapes = new Shape( [ new Vector2( 0.5, 0.5 ), new Vector2( - 0.5, 0.5 ), new Vector2( - 0.5, - 0.5 ), new Vector2( 0.5, - 0.5 ) ] ), options = {} ) { + + super(); + + this.type = 'ExtrudeGeometry'; + + this.parameters = { + shapes: shapes, + options: options + }; + + shapes = Array.isArray( shapes ) ? shapes : [ shapes ]; + + const scope = this; + + const verticesArray = []; + const uvArray = []; + + for ( let i = 0, l = shapes.length; i < l; i ++ ) { + + const shape = shapes[ i ]; + addShape( shape ); + + } + + // build geometry + + this.setAttribute( 'position', new Float32BufferAttribute( verticesArray, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvArray, 2 ) ); + + this.computeVertexNormals(); + + // functions + + function addShape( shape ) { + + const placeholder = []; + + // options + + const curveSegments = options.curveSegments !== undefined ? options.curveSegments : 12; + const steps = options.steps !== undefined ? options.steps : 1; + const depth = options.depth !== undefined ? options.depth : 1; + + let bevelEnabled = options.bevelEnabled !== undefined ? options.bevelEnabled : true; + let bevelThickness = options.bevelThickness !== undefined ? options.bevelThickness : 0.2; + let bevelSize = options.bevelSize !== undefined ? options.bevelSize : bevelThickness - 0.1; + let bevelOffset = options.bevelOffset !== undefined ? options.bevelOffset : 0; + let bevelSegments = options.bevelSegments !== undefined ? options.bevelSegments : 3; + + const extrudePath = options.extrudePath; + + const uvgen = options.UVGenerator !== undefined ? options.UVGenerator : WorldUVGenerator; + + // + + let extrudePts, extrudeByPath = false; + let splineTube, binormal, normal, position2; + + if ( extrudePath ) { + + extrudePts = extrudePath.getSpacedPoints( steps ); + + extrudeByPath = true; + bevelEnabled = false; // bevels not supported for path extrusion + + // SETUP TNB variables + + // TODO1 - have a .isClosed in spline? + + splineTube = extrudePath.computeFrenetFrames( steps, false ); + + // console.log(splineTube, 'splineTube', splineTube.normals.length, 'steps', steps, 'extrudePts', extrudePts.length); + + binormal = new Vector3(); + normal = new Vector3(); + position2 = new Vector3(); + + } + + // Safeguards if bevels are not enabled + + if ( ! bevelEnabled ) { + + bevelSegments = 0; + bevelThickness = 0; + bevelSize = 0; + bevelOffset = 0; + + } + + // Variables initialization + + const shapePoints = shape.extractPoints( curveSegments ); + + let vertices = shapePoints.shape; + const holes = shapePoints.holes; + + const reverse = ! ShapeUtils.isClockWise( vertices ); + + if ( reverse ) { + + vertices = vertices.reverse(); + + // Maybe we should also check if holes are in the opposite direction, just to be safe ... + + for ( let h = 0, hl = holes.length; h < hl; h ++ ) { + + const ahole = holes[ h ]; + + if ( ShapeUtils.isClockWise( ahole ) ) { + + holes[ h ] = ahole.reverse(); + + } + + } + + } + + + const faces = ShapeUtils.triangulateShape( vertices, holes ); + + /* Vertices */ + + const contour = vertices; // vertices has all points but contour has only points of circumference + + for ( let h = 0, hl = holes.length; h < hl; h ++ ) { + + const ahole = holes[ h ]; + + vertices = vertices.concat( ahole ); + + } + + + function scalePt2( pt, vec, size ) { + + if ( ! vec ) console.error( 'THREE.ExtrudeGeometry: vec does not exist' ); + + return pt.clone().addScaledVector( vec, size ); + + } + + const vlen = vertices.length, flen = faces.length; + + + // Find directions for point movement + + + function getBevelVec( inPt, inPrev, inNext ) { + + // computes for inPt the corresponding point inPt' on a new contour + // shifted by 1 unit (length of normalized vector) to the left + // if we walk along contour clockwise, this new contour is outside the old one + // + // inPt' is the intersection of the two lines parallel to the two + // adjacent edges of inPt at a distance of 1 unit on the left side. + + let v_trans_x, v_trans_y, shrink_by; // resulting translation vector for inPt + + // good reading for geometry algorithms (here: line-line intersection) + // http://geomalgorithms.com/a05-_intersect-1.html + + const v_prev_x = inPt.x - inPrev.x, + v_prev_y = inPt.y - inPrev.y; + const v_next_x = inNext.x - inPt.x, + v_next_y = inNext.y - inPt.y; + + const v_prev_lensq = ( v_prev_x * v_prev_x + v_prev_y * v_prev_y ); + + // check for collinear edges + const collinear0 = ( v_prev_x * v_next_y - v_prev_y * v_next_x ); + + if ( Math.abs( collinear0 ) > Number.EPSILON ) { + + // not collinear + + // length of vectors for normalizing + + const v_prev_len = Math.sqrt( v_prev_lensq ); + const v_next_len = Math.sqrt( v_next_x * v_next_x + v_next_y * v_next_y ); + + // shift adjacent points by unit vectors to the left + + const ptPrevShift_x = ( inPrev.x - v_prev_y / v_prev_len ); + const ptPrevShift_y = ( inPrev.y + v_prev_x / v_prev_len ); + + const ptNextShift_x = ( inNext.x - v_next_y / v_next_len ); + const ptNextShift_y = ( inNext.y + v_next_x / v_next_len ); + + // scaling factor for v_prev to intersection point + + const sf = ( ( ptNextShift_x - ptPrevShift_x ) * v_next_y - + ( ptNextShift_y - ptPrevShift_y ) * v_next_x ) / + ( v_prev_x * v_next_y - v_prev_y * v_next_x ); + + // vector from inPt to intersection point + + v_trans_x = ( ptPrevShift_x + v_prev_x * sf - inPt.x ); + v_trans_y = ( ptPrevShift_y + v_prev_y * sf - inPt.y ); + + // Don't normalize!, otherwise sharp corners become ugly + // but prevent crazy spikes + const v_trans_lensq = ( v_trans_x * v_trans_x + v_trans_y * v_trans_y ); + if ( v_trans_lensq <= 2 ) { + + return new Vector2( v_trans_x, v_trans_y ); + + } else { + + shrink_by = Math.sqrt( v_trans_lensq / 2 ); + + } + + } else { + + // handle special case of collinear edges + + let direction_eq = false; // assumes: opposite + + if ( v_prev_x > Number.EPSILON ) { + + if ( v_next_x > Number.EPSILON ) { + + direction_eq = true; + + } + + } else { + + if ( v_prev_x < - Number.EPSILON ) { + + if ( v_next_x < - Number.EPSILON ) { + + direction_eq = true; + + } + + } else { + + if ( Math.sign( v_prev_y ) === Math.sign( v_next_y ) ) { + + direction_eq = true; + + } + + } + + } + + if ( direction_eq ) { + + // console.log("Warning: lines are a straight sequence"); + v_trans_x = - v_prev_y; + v_trans_y = v_prev_x; + shrink_by = Math.sqrt( v_prev_lensq ); + + } else { + + // console.log("Warning: lines are a straight spike"); + v_trans_x = v_prev_x; + v_trans_y = v_prev_y; + shrink_by = Math.sqrt( v_prev_lensq / 2 ); + + } + + } + + return new Vector2( v_trans_x / shrink_by, v_trans_y / shrink_by ); + + } + + + const contourMovements = []; + + for ( let i = 0, il = contour.length, j = il - 1, k = i + 1; i < il; i ++, j ++, k ++ ) { + + if ( j === il ) j = 0; + if ( k === il ) k = 0; + + // (j)---(i)---(k) + // console.log('i,j,k', i, j , k) + + contourMovements[ i ] = getBevelVec( contour[ i ], contour[ j ], contour[ k ] ); + + } + + const holesMovements = []; + let oneHoleMovements, verticesMovements = contourMovements.concat(); + + for ( let h = 0, hl = holes.length; h < hl; h ++ ) { + + const ahole = holes[ h ]; + + oneHoleMovements = []; + + for ( let i = 0, il = ahole.length, j = il - 1, k = i + 1; i < il; i ++, j ++, k ++ ) { + + if ( j === il ) j = 0; + if ( k === il ) k = 0; + + // (j)---(i)---(k) + oneHoleMovements[ i ] = getBevelVec( ahole[ i ], ahole[ j ], ahole[ k ] ); + + } + + holesMovements.push( oneHoleMovements ); + verticesMovements = verticesMovements.concat( oneHoleMovements ); + + } + + + // Loop bevelSegments, 1 for the front, 1 for the back + + for ( let b = 0; b < bevelSegments; b ++ ) { + + //for ( b = bevelSegments; b > 0; b -- ) { + + const t = b / bevelSegments; + const z = bevelThickness * Math.cos( t * Math.PI / 2 ); + const bs = bevelSize * Math.sin( t * Math.PI / 2 ) + bevelOffset; + + // contract shape + + for ( let i = 0, il = contour.length; i < il; i ++ ) { + + const vert = scalePt2( contour[ i ], contourMovements[ i ], bs ); + + v( vert.x, vert.y, - z ); + + } + + // expand holes + + for ( let h = 0, hl = holes.length; h < hl; h ++ ) { + + const ahole = holes[ h ]; + oneHoleMovements = holesMovements[ h ]; + + for ( let i = 0, il = ahole.length; i < il; i ++ ) { + + const vert = scalePt2( ahole[ i ], oneHoleMovements[ i ], bs ); + + v( vert.x, vert.y, - z ); + + } + + } + + } + + const bs = bevelSize + bevelOffset; + + // Back facing vertices + + for ( let i = 0; i < vlen; i ++ ) { + + const vert = bevelEnabled ? scalePt2( vertices[ i ], verticesMovements[ i ], bs ) : vertices[ i ]; + + if ( ! extrudeByPath ) { + + v( vert.x, vert.y, 0 ); + + } else { + + // v( vert.x, vert.y + extrudePts[ 0 ].y, extrudePts[ 0 ].x ); + + normal.copy( splineTube.normals[ 0 ] ).multiplyScalar( vert.x ); + binormal.copy( splineTube.binormals[ 0 ] ).multiplyScalar( vert.y ); + + position2.copy( extrudePts[ 0 ] ).add( normal ).add( binormal ); + + v( position2.x, position2.y, position2.z ); + + } + + } + + // Add stepped vertices... + // Including front facing vertices + + for ( let s = 1; s <= steps; s ++ ) { + + for ( let i = 0; i < vlen; i ++ ) { + + const vert = bevelEnabled ? scalePt2( vertices[ i ], verticesMovements[ i ], bs ) : vertices[ i ]; + + if ( ! extrudeByPath ) { + + v( vert.x, vert.y, depth / steps * s ); + + } else { + + // v( vert.x, vert.y + extrudePts[ s - 1 ].y, extrudePts[ s - 1 ].x ); + + normal.copy( splineTube.normals[ s ] ).multiplyScalar( vert.x ); + binormal.copy( splineTube.binormals[ s ] ).multiplyScalar( vert.y ); + + position2.copy( extrudePts[ s ] ).add( normal ).add( binormal ); + + v( position2.x, position2.y, position2.z ); + + } + + } + + } + + + // Add bevel segments planes + + //for ( b = 1; b <= bevelSegments; b ++ ) { + for ( let b = bevelSegments - 1; b >= 0; b -- ) { + + const t = b / bevelSegments; + const z = bevelThickness * Math.cos( t * Math.PI / 2 ); + const bs = bevelSize * Math.sin( t * Math.PI / 2 ) + bevelOffset; + + // contract shape + + for ( let i = 0, il = contour.length; i < il; i ++ ) { + + const vert = scalePt2( contour[ i ], contourMovements[ i ], bs ); + v( vert.x, vert.y, depth + z ); + + } + + // expand holes + + for ( let h = 0, hl = holes.length; h < hl; h ++ ) { + + const ahole = holes[ h ]; + oneHoleMovements = holesMovements[ h ]; + + for ( let i = 0, il = ahole.length; i < il; i ++ ) { + + const vert = scalePt2( ahole[ i ], oneHoleMovements[ i ], bs ); + + if ( ! extrudeByPath ) { + + v( vert.x, vert.y, depth + z ); + + } else { + + v( vert.x, vert.y + extrudePts[ steps - 1 ].y, extrudePts[ steps - 1 ].x + z ); + + } + + } + + } + + } + + /* Faces */ + + // Top and bottom faces + + buildLidFaces(); + + // Sides faces + + buildSideFaces(); + + + ///// Internal functions + + function buildLidFaces() { + + const start = verticesArray.length / 3; + + if ( bevelEnabled ) { + + let layer = 0; // steps + 1 + let offset = vlen * layer; + + // Bottom faces + + for ( let i = 0; i < flen; i ++ ) { + + const face = faces[ i ]; + f3( face[ 2 ] + offset, face[ 1 ] + offset, face[ 0 ] + offset ); + + } + + layer = steps + bevelSegments * 2; + offset = vlen * layer; + + // Top faces + + for ( let i = 0; i < flen; i ++ ) { + + const face = faces[ i ]; + f3( face[ 0 ] + offset, face[ 1 ] + offset, face[ 2 ] + offset ); + + } + + } else { + + // Bottom faces + + for ( let i = 0; i < flen; i ++ ) { + + const face = faces[ i ]; + f3( face[ 2 ], face[ 1 ], face[ 0 ] ); + + } + + // Top faces + + for ( let i = 0; i < flen; i ++ ) { + + const face = faces[ i ]; + f3( face[ 0 ] + vlen * steps, face[ 1 ] + vlen * steps, face[ 2 ] + vlen * steps ); + + } + + } + + scope.addGroup( start, verticesArray.length / 3 - start, 0 ); + + } + + // Create faces for the z-sides of the shape + + function buildSideFaces() { + + const start = verticesArray.length / 3; + let layeroffset = 0; + sidewalls( contour, layeroffset ); + layeroffset += contour.length; + + for ( let h = 0, hl = holes.length; h < hl; h ++ ) { + + const ahole = holes[ h ]; + sidewalls( ahole, layeroffset ); + + //, true + layeroffset += ahole.length; + + } + + + scope.addGroup( start, verticesArray.length / 3 - start, 1 ); + + + } + + function sidewalls( contour, layeroffset ) { + + let i = contour.length; + + while ( -- i >= 0 ) { + + const j = i; + let k = i - 1; + if ( k < 0 ) k = contour.length - 1; + + //console.log('b', i,j, i-1, k,vertices.length); + + for ( let s = 0, sl = ( steps + bevelSegments * 2 ); s < sl; s ++ ) { + + const slen1 = vlen * s; + const slen2 = vlen * ( s + 1 ); + + const a = layeroffset + j + slen1, + b = layeroffset + k + slen1, + c = layeroffset + k + slen2, + d = layeroffset + j + slen2; + + f4( a, b, c, d ); + + } + + } + + } + + function v( x, y, z ) { + + placeholder.push( x ); + placeholder.push( y ); + placeholder.push( z ); + + } + + + function f3( a, b, c ) { + + addVertex( a ); + addVertex( b ); + addVertex( c ); + + const nextIndex = verticesArray.length / 3; + const uvs = uvgen.generateTopUV( scope, verticesArray, nextIndex - 3, nextIndex - 2, nextIndex - 1 ); + + addUV( uvs[ 0 ] ); + addUV( uvs[ 1 ] ); + addUV( uvs[ 2 ] ); + + } + + function f4( a, b, c, d ) { + + addVertex( a ); + addVertex( b ); + addVertex( d ); + + addVertex( b ); + addVertex( c ); + addVertex( d ); + + + const nextIndex = verticesArray.length / 3; + const uvs = uvgen.generateSideWallUV( scope, verticesArray, nextIndex - 6, nextIndex - 3, nextIndex - 2, nextIndex - 1 ); + + addUV( uvs[ 0 ] ); + addUV( uvs[ 1 ] ); + addUV( uvs[ 3 ] ); + + addUV( uvs[ 1 ] ); + addUV( uvs[ 2 ] ); + addUV( uvs[ 3 ] ); + + } + + function addVertex( index ) { + + verticesArray.push( placeholder[ index * 3 + 0 ] ); + verticesArray.push( placeholder[ index * 3 + 1 ] ); + verticesArray.push( placeholder[ index * 3 + 2 ] ); + + } + + + function addUV( vector2 ) { + + uvArray.push( vector2.x ); + uvArray.push( vector2.y ); + + } + + } + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + const shapes = this.parameters.shapes; + const options = this.parameters.options; + + return toJSON( shapes, options, data ); + + } + + static fromJSON( data, shapes ) { + + const geometryShapes = []; + + for ( let j = 0, jl = data.shapes.length; j < jl; j ++ ) { + + const shape = shapes[ data.shapes[ j ] ]; + + geometryShapes.push( shape ); + + } + + const extrudePath = data.options.extrudePath; + + if ( extrudePath !== undefined ) { + + data.options.extrudePath = new Curves[ extrudePath.type ]().fromJSON( extrudePath ); + + } + + return new ExtrudeGeometry( geometryShapes, data.options ); + + } + +} + +const WorldUVGenerator = { + + generateTopUV: function ( geometry, vertices, indexA, indexB, indexC ) { + + const a_x = vertices[ indexA * 3 ]; + const a_y = vertices[ indexA * 3 + 1 ]; + const b_x = vertices[ indexB * 3 ]; + const b_y = vertices[ indexB * 3 + 1 ]; + const c_x = vertices[ indexC * 3 ]; + const c_y = vertices[ indexC * 3 + 1 ]; + + return [ + new Vector2( a_x, a_y ), + new Vector2( b_x, b_y ), + new Vector2( c_x, c_y ) + ]; + + }, + + generateSideWallUV: function ( geometry, vertices, indexA, indexB, indexC, indexD ) { + + const a_x = vertices[ indexA * 3 ]; + const a_y = vertices[ indexA * 3 + 1 ]; + const a_z = vertices[ indexA * 3 + 2 ]; + const b_x = vertices[ indexB * 3 ]; + const b_y = vertices[ indexB * 3 + 1 ]; + const b_z = vertices[ indexB * 3 + 2 ]; + const c_x = vertices[ indexC * 3 ]; + const c_y = vertices[ indexC * 3 + 1 ]; + const c_z = vertices[ indexC * 3 + 2 ]; + const d_x = vertices[ indexD * 3 ]; + const d_y = vertices[ indexD * 3 + 1 ]; + const d_z = vertices[ indexD * 3 + 2 ]; + + if ( Math.abs( a_y - b_y ) < Math.abs( a_x - b_x ) ) { + + return [ + new Vector2( a_x, 1 - a_z ), + new Vector2( b_x, 1 - b_z ), + new Vector2( c_x, 1 - c_z ), + new Vector2( d_x, 1 - d_z ) + ]; + + } else { + + return [ + new Vector2( a_y, 1 - a_z ), + new Vector2( b_y, 1 - b_z ), + new Vector2( c_y, 1 - c_z ), + new Vector2( d_y, 1 - d_z ) + ]; + + } + + } + +}; + +function toJSON( shapes, options, data ) { + + data.shapes = []; + + if ( Array.isArray( shapes ) ) { + + for ( let i = 0, l = shapes.length; i < l; i ++ ) { + + const shape = shapes[ i ]; + + data.shapes.push( shape.uuid ); + + } + + } else { + + data.shapes.push( shapes.uuid ); + + } + + data.options = Object.assign( {}, options ); + + if ( options.extrudePath !== undefined ) data.options.extrudePath = options.extrudePath.toJSON(); + + return data; + +} + + +export { ExtrudeGeometry }; diff --git a/libs/three/src/geometries/Geometries.js b/libs/three/src/geometries/Geometries.js new file mode 100644 index 000000000..b3e327a27 --- /dev/null +++ b/libs/three/src/geometries/Geometries.js @@ -0,0 +1,21 @@ +export * from './BoxGeometry.js'; +export * from './CapsuleGeometry.js'; +export * from './CircleGeometry.js'; +export * from './ConeGeometry.js'; +export * from './CylinderGeometry.js'; +export * from './DodecahedronGeometry.js'; +export * from './EdgesGeometry.js'; +export * from './ExtrudeGeometry.js'; +export * from './IcosahedronGeometry.js'; +export * from './LatheGeometry.js'; +export * from './OctahedronGeometry.js'; +export * from './PlaneGeometry.js'; +export * from './PolyhedronGeometry.js'; +export * from './RingGeometry.js'; +export * from './ShapeGeometry.js'; +export * from './SphereGeometry.js'; +export * from './TetrahedronGeometry.js'; +export * from './TorusGeometry.js'; +export * from './TorusKnotGeometry.js'; +export * from './TubeGeometry.js'; +export * from './WireframeGeometry.js'; diff --git a/libs/three/src/geometries/IcosahedronGeometry.js b/libs/three/src/geometries/IcosahedronGeometry.js new file mode 100644 index 000000000..5ffd4a02b --- /dev/null +++ b/libs/three/src/geometries/IcosahedronGeometry.js @@ -0,0 +1,42 @@ +import { PolyhedronGeometry } from './PolyhedronGeometry.js'; + +class IcosahedronGeometry extends PolyhedronGeometry { + + constructor( radius = 1, detail = 0 ) { + + const t = ( 1 + Math.sqrt( 5 ) ) / 2; + + const vertices = [ + - 1, t, 0, 1, t, 0, - 1, - t, 0, 1, - t, 0, + 0, - 1, t, 0, 1, t, 0, - 1, - t, 0, 1, - t, + t, 0, - 1, t, 0, 1, - t, 0, - 1, - t, 0, 1 + ]; + + const indices = [ + 0, 11, 5, 0, 5, 1, 0, 1, 7, 0, 7, 10, 0, 10, 11, + 1, 5, 9, 5, 11, 4, 11, 10, 2, 10, 7, 6, 7, 1, 8, + 3, 9, 4, 3, 4, 2, 3, 2, 6, 3, 6, 8, 3, 8, 9, + 4, 9, 5, 2, 4, 11, 6, 2, 10, 8, 6, 7, 9, 8, 1 + ]; + + super( vertices, indices, radius, detail ); + + this.type = 'IcosahedronGeometry'; + + this.parameters = { + radius: radius, + detail: detail + }; + + } + + static fromJSON( data ) { + + return new IcosahedronGeometry( data.radius, data.detail ); + + } + +} + + +export { IcosahedronGeometry }; diff --git a/libs/three/src/geometries/LatheGeometry.js b/libs/three/src/geometries/LatheGeometry.js new file mode 100644 index 000000000..50a1d09dd --- /dev/null +++ b/libs/three/src/geometries/LatheGeometry.js @@ -0,0 +1,189 @@ +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Vector2 } from '../math/Vector2.js'; +import * as MathUtils from '../math/MathUtils.js'; + +class LatheGeometry extends BufferGeometry { + + constructor( points = [ new Vector2( 0, - 0.5 ), new Vector2( 0.5, 0 ), new Vector2( 0, 0.5 ) ], segments = 12, phiStart = 0, phiLength = Math.PI * 2 ) { + + super(); + + this.type = 'LatheGeometry'; + + this.parameters = { + points: points, + segments: segments, + phiStart: phiStart, + phiLength: phiLength + }; + + segments = Math.floor( segments ); + + // clamp phiLength so it's in range of [ 0, 2PI ] + + phiLength = MathUtils.clamp( phiLength, 0, Math.PI * 2 ); + + // buffers + + const indices = []; + const vertices = []; + const uvs = []; + const initNormals = []; + const normals = []; + + // helper variables + + const inverseSegments = 1.0 / segments; + const vertex = new Vector3(); + const uv = new Vector2(); + const normal = new Vector3(); + const curNormal = new Vector3(); + const prevNormal = new Vector3(); + let dx = 0; + let dy = 0; + + // pre-compute normals for initial "meridian" + + for ( let j = 0; j <= ( points.length - 1 ); j ++ ) { + + switch ( j ) { + + case 0: // special handling for 1st vertex on path + + dx = points[ j + 1 ].x - points[ j ].x; + dy = points[ j + 1 ].y - points[ j ].y; + + normal.x = dy * 1.0; + normal.y = - dx; + normal.z = dy * 0.0; + + prevNormal.copy( normal ); + + normal.normalize(); + + initNormals.push( normal.x, normal.y, normal.z ); + + break; + + case ( points.length - 1 ): // special handling for last Vertex on path + + initNormals.push( prevNormal.x, prevNormal.y, prevNormal.z ); + + break; + + default: // default handling for all vertices in between + + dx = points[ j + 1 ].x - points[ j ].x; + dy = points[ j + 1 ].y - points[ j ].y; + + normal.x = dy * 1.0; + normal.y = - dx; + normal.z = dy * 0.0; + + curNormal.copy( normal ); + + normal.x += prevNormal.x; + normal.y += prevNormal.y; + normal.z += prevNormal.z; + + normal.normalize(); + + initNormals.push( normal.x, normal.y, normal.z ); + + prevNormal.copy( curNormal ); + + } + + } + + // generate vertices, uvs and normals + + for ( let i = 0; i <= segments; i ++ ) { + + const phi = phiStart + i * inverseSegments * phiLength; + + const sin = Math.sin( phi ); + const cos = Math.cos( phi ); + + for ( let j = 0; j <= ( points.length - 1 ); j ++ ) { + + // vertex + + vertex.x = points[ j ].x * sin; + vertex.y = points[ j ].y; + vertex.z = points[ j ].x * cos; + + vertices.push( vertex.x, vertex.y, vertex.z ); + + // uv + + uv.x = i / segments; + uv.y = j / ( points.length - 1 ); + + uvs.push( uv.x, uv.y ); + + // normal + + const x = initNormals[ 3 * j + 0 ] * sin; + const y = initNormals[ 3 * j + 1 ]; + const z = initNormals[ 3 * j + 0 ] * cos; + + normals.push( x, y, z ); + + } + + } + + // indices + + for ( let i = 0; i < segments; i ++ ) { + + for ( let j = 0; j < ( points.length - 1 ); j ++ ) { + + const base = j + i * points.length; + + const a = base; + const b = base + points.length; + const c = base + points.length + 1; + const d = base + 1; + + // faces + + indices.push( a, b, d ); + indices.push( c, d, b ); + + } + + } + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new LatheGeometry( data.points, data.segments, data.phiStart, data.phiLength ); + + } + +} + + +export { LatheGeometry }; diff --git a/libs/three/src/geometries/OctahedronGeometry.js b/libs/three/src/geometries/OctahedronGeometry.js new file mode 100644 index 000000000..d91bb1a18 --- /dev/null +++ b/libs/three/src/geometries/OctahedronGeometry.js @@ -0,0 +1,37 @@ +import { PolyhedronGeometry } from './PolyhedronGeometry.js'; + +class OctahedronGeometry extends PolyhedronGeometry { + + constructor( radius = 1, detail = 0 ) { + + const vertices = [ + 1, 0, 0, - 1, 0, 0, 0, 1, 0, + 0, - 1, 0, 0, 0, 1, 0, 0, - 1 + ]; + + const indices = [ + 0, 2, 4, 0, 4, 3, 0, 3, 5, + 0, 5, 2, 1, 2, 5, 1, 5, 3, + 1, 3, 4, 1, 4, 2 + ]; + + super( vertices, indices, radius, detail ); + + this.type = 'OctahedronGeometry'; + + this.parameters = { + radius: radius, + detail: detail + }; + + } + + static fromJSON( data ) { + + return new OctahedronGeometry( data.radius, data.detail ); + + } + +} + +export { OctahedronGeometry }; diff --git a/libs/three/src/geometries/PlaneGeometry.js b/libs/three/src/geometries/PlaneGeometry.js new file mode 100644 index 000000000..53f98f7a3 --- /dev/null +++ b/libs/three/src/geometries/PlaneGeometry.js @@ -0,0 +1,98 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; + +class PlaneGeometry extends BufferGeometry { + + constructor( width = 1, height = 1, widthSegments = 1, heightSegments = 1 ) { + + super(); + + this.type = 'PlaneGeometry'; + + this.parameters = { + width: width, + height: height, + widthSegments: widthSegments, + heightSegments: heightSegments + }; + + const width_half = width / 2; + const height_half = height / 2; + + const gridX = Math.floor( widthSegments ); + const gridY = Math.floor( heightSegments ); + + const gridX1 = gridX + 1; + const gridY1 = gridY + 1; + + const segment_width = width / gridX; + const segment_height = height / gridY; + + // + + const indices = []; + const vertices = []; + const normals = []; + const uvs = []; + + for ( let iy = 0; iy < gridY1; iy ++ ) { + + const y = iy * segment_height - height_half; + + for ( let ix = 0; ix < gridX1; ix ++ ) { + + const x = ix * segment_width - width_half; + + vertices.push( x, - y, 0 ); + + normals.push( 0, 0, 1 ); + + uvs.push( ix / gridX ); + uvs.push( 1 - ( iy / gridY ) ); + + } + + } + + for ( let iy = 0; iy < gridY; iy ++ ) { + + for ( let ix = 0; ix < gridX; ix ++ ) { + + const a = ix + gridX1 * iy; + const b = ix + gridX1 * ( iy + 1 ); + const c = ( ix + 1 ) + gridX1 * ( iy + 1 ); + const d = ( ix + 1 ) + gridX1 * iy; + + indices.push( a, b, d ); + indices.push( b, c, d ); + + } + + } + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new PlaneGeometry( data.width, data.height, data.widthSegments, data.heightSegments ); + + } + +} + +export { PlaneGeometry }; diff --git a/libs/three/src/geometries/PolyhedronGeometry.js b/libs/three/src/geometries/PolyhedronGeometry.js new file mode 100644 index 000000000..114cfeece --- /dev/null +++ b/libs/three/src/geometries/PolyhedronGeometry.js @@ -0,0 +1,319 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Vector2 } from '../math/Vector2.js'; + +class PolyhedronGeometry extends BufferGeometry { + + constructor( vertices = [], indices = [], radius = 1, detail = 0 ) { + + super(); + + this.type = 'PolyhedronGeometry'; + + this.parameters = { + vertices: vertices, + indices: indices, + radius: radius, + detail: detail + }; + + // default buffer data + + const vertexBuffer = []; + const uvBuffer = []; + + // the subdivision creates the vertex buffer data + + subdivide( detail ); + + // all vertices should lie on a conceptual sphere with a given radius + + applyRadius( radius ); + + // finally, create the uv data + + generateUVs(); + + // build non-indexed geometry + + this.setAttribute( 'position', new Float32BufferAttribute( vertexBuffer, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( vertexBuffer.slice(), 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvBuffer, 2 ) ); + + if ( detail === 0 ) { + + this.computeVertexNormals(); // flat normals + + } else { + + this.normalizeNormals(); // smooth normals + + } + + // helper functions + + function subdivide( detail ) { + + const a = new Vector3(); + const b = new Vector3(); + const c = new Vector3(); + + // iterate over all faces and apply a subdivision with the given detail value + + for ( let i = 0; i < indices.length; i += 3 ) { + + // get the vertices of the face + + getVertexByIndex( indices[ i + 0 ], a ); + getVertexByIndex( indices[ i + 1 ], b ); + getVertexByIndex( indices[ i + 2 ], c ); + + // perform subdivision + + subdivideFace( a, b, c, detail ); + + } + + } + + function subdivideFace( a, b, c, detail ) { + + const cols = detail + 1; + + // we use this multidimensional array as a data structure for creating the subdivision + + const v = []; + + // construct all of the vertices for this subdivision + + for ( let i = 0; i <= cols; i ++ ) { + + v[ i ] = []; + + const aj = a.clone().lerp( c, i / cols ); + const bj = b.clone().lerp( c, i / cols ); + + const rows = cols - i; + + for ( let j = 0; j <= rows; j ++ ) { + + if ( j === 0 && i === cols ) { + + v[ i ][ j ] = aj; + + } else { + + v[ i ][ j ] = aj.clone().lerp( bj, j / rows ); + + } + + } + + } + + // construct all of the faces + + for ( let i = 0; i < cols; i ++ ) { + + for ( let j = 0; j < 2 * ( cols - i ) - 1; j ++ ) { + + const k = Math.floor( j / 2 ); + + if ( j % 2 === 0 ) { + + pushVertex( v[ i ][ k + 1 ] ); + pushVertex( v[ i + 1 ][ k ] ); + pushVertex( v[ i ][ k ] ); + + } else { + + pushVertex( v[ i ][ k + 1 ] ); + pushVertex( v[ i + 1 ][ k + 1 ] ); + pushVertex( v[ i + 1 ][ k ] ); + + } + + } + + } + + } + + function applyRadius( radius ) { + + const vertex = new Vector3(); + + // iterate over the entire buffer and apply the radius to each vertex + + for ( let i = 0; i < vertexBuffer.length; i += 3 ) { + + vertex.x = vertexBuffer[ i + 0 ]; + vertex.y = vertexBuffer[ i + 1 ]; + vertex.z = vertexBuffer[ i + 2 ]; + + vertex.normalize().multiplyScalar( radius ); + + vertexBuffer[ i + 0 ] = vertex.x; + vertexBuffer[ i + 1 ] = vertex.y; + vertexBuffer[ i + 2 ] = vertex.z; + + } + + } + + function generateUVs() { + + const vertex = new Vector3(); + + for ( let i = 0; i < vertexBuffer.length; i += 3 ) { + + vertex.x = vertexBuffer[ i + 0 ]; + vertex.y = vertexBuffer[ i + 1 ]; + vertex.z = vertexBuffer[ i + 2 ]; + + const u = azimuth( vertex ) / 2 / Math.PI + 0.5; + const v = inclination( vertex ) / Math.PI + 0.5; + uvBuffer.push( u, 1 - v ); + + } + + correctUVs(); + + correctSeam(); + + } + + function correctSeam() { + + // handle case when face straddles the seam, see #3269 + + for ( let i = 0; i < uvBuffer.length; i += 6 ) { + + // uv data of a single face + + const x0 = uvBuffer[ i + 0 ]; + const x1 = uvBuffer[ i + 2 ]; + const x2 = uvBuffer[ i + 4 ]; + + const max = Math.max( x0, x1, x2 ); + const min = Math.min( x0, x1, x2 ); + + // 0.9 is somewhat arbitrary + + if ( max > 0.9 && min < 0.1 ) { + + if ( x0 < 0.2 ) uvBuffer[ i + 0 ] += 1; + if ( x1 < 0.2 ) uvBuffer[ i + 2 ] += 1; + if ( x2 < 0.2 ) uvBuffer[ i + 4 ] += 1; + + } + + } + + } + + function pushVertex( vertex ) { + + vertexBuffer.push( vertex.x, vertex.y, vertex.z ); + + } + + function getVertexByIndex( index, vertex ) { + + const stride = index * 3; + + vertex.x = vertices[ stride + 0 ]; + vertex.y = vertices[ stride + 1 ]; + vertex.z = vertices[ stride + 2 ]; + + } + + function correctUVs() { + + const a = new Vector3(); + const b = new Vector3(); + const c = new Vector3(); + + const centroid = new Vector3(); + + const uvA = new Vector2(); + const uvB = new Vector2(); + const uvC = new Vector2(); + + for ( let i = 0, j = 0; i < vertexBuffer.length; i += 9, j += 6 ) { + + a.set( vertexBuffer[ i + 0 ], vertexBuffer[ i + 1 ], vertexBuffer[ i + 2 ] ); + b.set( vertexBuffer[ i + 3 ], vertexBuffer[ i + 4 ], vertexBuffer[ i + 5 ] ); + c.set( vertexBuffer[ i + 6 ], vertexBuffer[ i + 7 ], vertexBuffer[ i + 8 ] ); + + uvA.set( uvBuffer[ j + 0 ], uvBuffer[ j + 1 ] ); + uvB.set( uvBuffer[ j + 2 ], uvBuffer[ j + 3 ] ); + uvC.set( uvBuffer[ j + 4 ], uvBuffer[ j + 5 ] ); + + centroid.copy( a ).add( b ).add( c ).divideScalar( 3 ); + + const azi = azimuth( centroid ); + + correctUV( uvA, j + 0, a, azi ); + correctUV( uvB, j + 2, b, azi ); + correctUV( uvC, j + 4, c, azi ); + + } + + } + + function correctUV( uv, stride, vector, azimuth ) { + + if ( ( azimuth < 0 ) && ( uv.x === 1 ) ) { + + uvBuffer[ stride ] = uv.x - 1; + + } + + if ( ( vector.x === 0 ) && ( vector.z === 0 ) ) { + + uvBuffer[ stride ] = azimuth / 2 / Math.PI + 0.5; + + } + + } + + // Angle around the Y axis, counter-clockwise when looking from above. + + function azimuth( vector ) { + + return Math.atan2( vector.z, - vector.x ); + + } + + + // Angle above the XZ plane. + + function inclination( vector ) { + + return Math.atan2( - vector.y, Math.sqrt( ( vector.x * vector.x ) + ( vector.z * vector.z ) ) ); + + } + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new PolyhedronGeometry( data.vertices, data.indices, data.radius, data.details ); + + } + +} + +export { PolyhedronGeometry }; diff --git a/libs/three/src/geometries/RingGeometry.js b/libs/three/src/geometries/RingGeometry.js new file mode 100644 index 000000000..9a8cbbc58 --- /dev/null +++ b/libs/three/src/geometries/RingGeometry.js @@ -0,0 +1,128 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Vector3 } from '../math/Vector3.js'; + +class RingGeometry extends BufferGeometry { + + constructor( innerRadius = 0.5, outerRadius = 1, thetaSegments = 32, phiSegments = 1, thetaStart = 0, thetaLength = Math.PI * 2 ) { + + super(); + + this.type = 'RingGeometry'; + + this.parameters = { + innerRadius: innerRadius, + outerRadius: outerRadius, + thetaSegments: thetaSegments, + phiSegments: phiSegments, + thetaStart: thetaStart, + thetaLength: thetaLength + }; + + thetaSegments = Math.max( 3, thetaSegments ); + phiSegments = Math.max( 1, phiSegments ); + + // buffers + + const indices = []; + const vertices = []; + const normals = []; + const uvs = []; + + // some helper variables + + let radius = innerRadius; + const radiusStep = ( ( outerRadius - innerRadius ) / phiSegments ); + const vertex = new Vector3(); + const uv = new Vector2(); + + // generate vertices, normals and uvs + + for ( let j = 0; j <= phiSegments; j ++ ) { + + for ( let i = 0; i <= thetaSegments; i ++ ) { + + // values are generate from the inside of the ring to the outside + + const segment = thetaStart + i / thetaSegments * thetaLength; + + // vertex + + vertex.x = radius * Math.cos( segment ); + vertex.y = radius * Math.sin( segment ); + + vertices.push( vertex.x, vertex.y, vertex.z ); + + // normal + + normals.push( 0, 0, 1 ); + + // uv + + uv.x = ( vertex.x / outerRadius + 1 ) / 2; + uv.y = ( vertex.y / outerRadius + 1 ) / 2; + + uvs.push( uv.x, uv.y ); + + } + + // increase the radius for next row of vertices + + radius += radiusStep; + + } + + // indices + + for ( let j = 0; j < phiSegments; j ++ ) { + + const thetaSegmentLevel = j * ( thetaSegments + 1 ); + + for ( let i = 0; i < thetaSegments; i ++ ) { + + const segment = i + thetaSegmentLevel; + + const a = segment; + const b = segment + thetaSegments + 1; + const c = segment + thetaSegments + 2; + const d = segment + 1; + + // faces + + indices.push( a, b, d ); + indices.push( b, c, d ); + + } + + } + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new RingGeometry( data.innerRadius, data.outerRadius, data.thetaSegments, data.phiSegments, data.thetaStart, data.thetaLength ); + + } + +} + + +export { RingGeometry }; diff --git a/libs/three/src/geometries/ShapeGeometry.js b/libs/three/src/geometries/ShapeGeometry.js new file mode 100644 index 000000000..5b97d771a --- /dev/null +++ b/libs/three/src/geometries/ShapeGeometry.js @@ -0,0 +1,195 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Shape } from '../extras/core/Shape.js'; +import { ShapeUtils } from '../extras/ShapeUtils.js'; +import { Vector2 } from '../math/Vector2.js'; + +class ShapeGeometry extends BufferGeometry { + + constructor( shapes = new Shape( [ new Vector2( 0, 0.5 ), new Vector2( - 0.5, - 0.5 ), new Vector2( 0.5, - 0.5 ) ] ), curveSegments = 12 ) { + + super(); + + this.type = 'ShapeGeometry'; + + this.parameters = { + shapes: shapes, + curveSegments: curveSegments + }; + + // buffers + + const indices = []; + const vertices = []; + const normals = []; + const uvs = []; + + // helper variables + + let groupStart = 0; + let groupCount = 0; + + // allow single and array values for "shapes" parameter + + if ( Array.isArray( shapes ) === false ) { + + addShape( shapes ); + + } else { + + for ( let i = 0; i < shapes.length; i ++ ) { + + addShape( shapes[ i ] ); + + this.addGroup( groupStart, groupCount, i ); // enables MultiMaterial support + + groupStart += groupCount; + groupCount = 0; + + } + + } + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + + // helper functions + + function addShape( shape ) { + + const indexOffset = vertices.length / 3; + const points = shape.extractPoints( curveSegments ); + + let shapeVertices = points.shape; + const shapeHoles = points.holes; + + // check direction of vertices + + if ( ShapeUtils.isClockWise( shapeVertices ) === false ) { + + shapeVertices = shapeVertices.reverse(); + + } + + for ( let i = 0, l = shapeHoles.length; i < l; i ++ ) { + + const shapeHole = shapeHoles[ i ]; + + if ( ShapeUtils.isClockWise( shapeHole ) === true ) { + + shapeHoles[ i ] = shapeHole.reverse(); + + } + + } + + const faces = ShapeUtils.triangulateShape( shapeVertices, shapeHoles ); + + // join vertices of inner and outer paths to a single array + + for ( let i = 0, l = shapeHoles.length; i < l; i ++ ) { + + const shapeHole = shapeHoles[ i ]; + shapeVertices = shapeVertices.concat( shapeHole ); + + } + + // vertices, normals, uvs + + for ( let i = 0, l = shapeVertices.length; i < l; i ++ ) { + + const vertex = shapeVertices[ i ]; + + vertices.push( vertex.x, vertex.y, 0 ); + normals.push( 0, 0, 1 ); + uvs.push( vertex.x, vertex.y ); // world uvs + + } + + // indices + + for ( let i = 0, l = faces.length; i < l; i ++ ) { + + const face = faces[ i ]; + + const a = face[ 0 ] + indexOffset; + const b = face[ 1 ] + indexOffset; + const c = face[ 2 ] + indexOffset; + + indices.push( a, b, c ); + groupCount += 3; + + } + + } + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + const shapes = this.parameters.shapes; + + return toJSON( shapes, data ); + + } + + static fromJSON( data, shapes ) { + + const geometryShapes = []; + + for ( let j = 0, jl = data.shapes.length; j < jl; j ++ ) { + + const shape = shapes[ data.shapes[ j ] ]; + + geometryShapes.push( shape ); + + } + + return new ShapeGeometry( geometryShapes, data.curveSegments ); + + } + +} + +function toJSON( shapes, data ) { + + data.shapes = []; + + if ( Array.isArray( shapes ) ) { + + for ( let i = 0, l = shapes.length; i < l; i ++ ) { + + const shape = shapes[ i ]; + + data.shapes.push( shape.uuid ); + + } + + } else { + + data.shapes.push( shapes.uuid ); + + } + + return data; + +} + +export { ShapeGeometry }; diff --git a/libs/three/src/geometries/SphereGeometry.js b/libs/three/src/geometries/SphereGeometry.js new file mode 100644 index 000000000..56cd3805b --- /dev/null +++ b/libs/three/src/geometries/SphereGeometry.js @@ -0,0 +1,137 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Vector3 } from '../math/Vector3.js'; + +class SphereGeometry extends BufferGeometry { + + constructor( radius = 1, widthSegments = 32, heightSegments = 16, phiStart = 0, phiLength = Math.PI * 2, thetaStart = 0, thetaLength = Math.PI ) { + + super(); + + this.type = 'SphereGeometry'; + + this.parameters = { + radius: radius, + widthSegments: widthSegments, + heightSegments: heightSegments, + phiStart: phiStart, + phiLength: phiLength, + thetaStart: thetaStart, + thetaLength: thetaLength + }; + + widthSegments = Math.max( 3, Math.floor( widthSegments ) ); + heightSegments = Math.max( 2, Math.floor( heightSegments ) ); + + const thetaEnd = Math.min( thetaStart + thetaLength, Math.PI ); + + let index = 0; + const grid = []; + + const vertex = new Vector3(); + const normal = new Vector3(); + + // buffers + + const indices = []; + const vertices = []; + const normals = []; + const uvs = []; + + // generate vertices, normals and uvs + + for ( let iy = 0; iy <= heightSegments; iy ++ ) { + + const verticesRow = []; + + const v = iy / heightSegments; + + // special case for the poles + + let uOffset = 0; + + if ( iy === 0 && thetaStart === 0 ) { + + uOffset = 0.5 / widthSegments; + + } else if ( iy === heightSegments && thetaEnd === Math.PI ) { + + uOffset = - 0.5 / widthSegments; + + } + + for ( let ix = 0; ix <= widthSegments; ix ++ ) { + + const u = ix / widthSegments; + + // vertex + + vertex.x = - radius * Math.cos( phiStart + u * phiLength ) * Math.sin( thetaStart + v * thetaLength ); + vertex.y = radius * Math.cos( thetaStart + v * thetaLength ); + vertex.z = radius * Math.sin( phiStart + u * phiLength ) * Math.sin( thetaStart + v * thetaLength ); + + vertices.push( vertex.x, vertex.y, vertex.z ); + + // normal + + normal.copy( vertex ).normalize(); + normals.push( normal.x, normal.y, normal.z ); + + // uv + + uvs.push( u + uOffset, 1 - v ); + + verticesRow.push( index ++ ); + + } + + grid.push( verticesRow ); + + } + + // indices + + for ( let iy = 0; iy < heightSegments; iy ++ ) { + + for ( let ix = 0; ix < widthSegments; ix ++ ) { + + const a = grid[ iy ][ ix + 1 ]; + const b = grid[ iy ][ ix ]; + const c = grid[ iy + 1 ][ ix ]; + const d = grid[ iy + 1 ][ ix + 1 ]; + + if ( iy !== 0 || thetaStart > 0 ) indices.push( a, b, d ); + if ( iy !== heightSegments - 1 || thetaEnd < Math.PI ) indices.push( b, c, d ); + + } + + } + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new SphereGeometry( data.radius, data.widthSegments, data.heightSegments, data.phiStart, data.phiLength, data.thetaStart, data.thetaLength ); + + } + +} + +export { SphereGeometry }; diff --git a/libs/three/src/geometries/TetrahedronGeometry.js b/libs/three/src/geometries/TetrahedronGeometry.js new file mode 100644 index 000000000..77c62107f --- /dev/null +++ b/libs/three/src/geometries/TetrahedronGeometry.js @@ -0,0 +1,34 @@ +import { PolyhedronGeometry } from './PolyhedronGeometry.js'; + +class TetrahedronGeometry extends PolyhedronGeometry { + + constructor( radius = 1, detail = 0 ) { + + const vertices = [ + 1, 1, 1, - 1, - 1, 1, - 1, 1, - 1, 1, - 1, - 1 + ]; + + const indices = [ + 2, 1, 0, 0, 3, 2, 1, 3, 0, 2, 3, 1 + ]; + + super( vertices, indices, radius, detail ); + + this.type = 'TetrahedronGeometry'; + + this.parameters = { + radius: radius, + detail: detail + }; + + } + + static fromJSON( data ) { + + return new TetrahedronGeometry( data.radius, data.detail ); + + } + +} + +export { TetrahedronGeometry }; diff --git a/libs/three/src/geometries/TorusGeometry.js b/libs/three/src/geometries/TorusGeometry.js new file mode 100644 index 000000000..9061e6d03 --- /dev/null +++ b/libs/three/src/geometries/TorusGeometry.js @@ -0,0 +1,120 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Vector3 } from '../math/Vector3.js'; + +class TorusGeometry extends BufferGeometry { + + constructor( radius = 1, tube = 0.4, radialSegments = 12, tubularSegments = 48, arc = Math.PI * 2 ) { + + super(); + + this.type = 'TorusGeometry'; + + this.parameters = { + radius: radius, + tube: tube, + radialSegments: radialSegments, + tubularSegments: tubularSegments, + arc: arc + }; + + radialSegments = Math.floor( radialSegments ); + tubularSegments = Math.floor( tubularSegments ); + + // buffers + + const indices = []; + const vertices = []; + const normals = []; + const uvs = []; + + // helper variables + + const center = new Vector3(); + const vertex = new Vector3(); + const normal = new Vector3(); + + // generate vertices, normals and uvs + + for ( let j = 0; j <= radialSegments; j ++ ) { + + for ( let i = 0; i <= tubularSegments; i ++ ) { + + const u = i / tubularSegments * arc; + const v = j / radialSegments * Math.PI * 2; + + // vertex + + vertex.x = ( radius + tube * Math.cos( v ) ) * Math.cos( u ); + vertex.y = ( radius + tube * Math.cos( v ) ) * Math.sin( u ); + vertex.z = tube * Math.sin( v ); + + vertices.push( vertex.x, vertex.y, vertex.z ); + + // normal + + center.x = radius * Math.cos( u ); + center.y = radius * Math.sin( u ); + normal.subVectors( vertex, center ).normalize(); + + normals.push( normal.x, normal.y, normal.z ); + + // uv + + uvs.push( i / tubularSegments ); + uvs.push( j / radialSegments ); + + } + + } + + // generate indices + + for ( let j = 1; j <= radialSegments; j ++ ) { + + for ( let i = 1; i <= tubularSegments; i ++ ) { + + // indices + + const a = ( tubularSegments + 1 ) * j + i - 1; + const b = ( tubularSegments + 1 ) * ( j - 1 ) + i - 1; + const c = ( tubularSegments + 1 ) * ( j - 1 ) + i; + const d = ( tubularSegments + 1 ) * j + i; + + // faces + + indices.push( a, b, d ); + indices.push( b, c, d ); + + } + + } + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new TorusGeometry( data.radius, data.tube, data.radialSegments, data.tubularSegments, data.arc ); + + } + +} + +export { TorusGeometry }; diff --git a/libs/three/src/geometries/TorusKnotGeometry.js b/libs/three/src/geometries/TorusKnotGeometry.js new file mode 100644 index 000000000..a8b82da0a --- /dev/null +++ b/libs/three/src/geometries/TorusKnotGeometry.js @@ -0,0 +1,167 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Vector3 } from '../math/Vector3.js'; + +class TorusKnotGeometry extends BufferGeometry { + + constructor( radius = 1, tube = 0.4, tubularSegments = 64, radialSegments = 8, p = 2, q = 3 ) { + + super(); + + this.type = 'TorusKnotGeometry'; + + this.parameters = { + radius: radius, + tube: tube, + tubularSegments: tubularSegments, + radialSegments: radialSegments, + p: p, + q: q + }; + + tubularSegments = Math.floor( tubularSegments ); + radialSegments = Math.floor( radialSegments ); + + // buffers + + const indices = []; + const vertices = []; + const normals = []; + const uvs = []; + + // helper variables + + const vertex = new Vector3(); + const normal = new Vector3(); + + const P1 = new Vector3(); + const P2 = new Vector3(); + + const B = new Vector3(); + const T = new Vector3(); + const N = new Vector3(); + + // generate vertices, normals and uvs + + for ( let i = 0; i <= tubularSegments; ++ i ) { + + // the radian "u" is used to calculate the position on the torus curve of the current tubular segment + + const u = i / tubularSegments * p * Math.PI * 2; + + // now we calculate two points. P1 is our current position on the curve, P2 is a little farther ahead. + // these points are used to create a special "coordinate space", which is necessary to calculate the correct vertex positions + + calculatePositionOnCurve( u, p, q, radius, P1 ); + calculatePositionOnCurve( u + 0.01, p, q, radius, P2 ); + + // calculate orthonormal basis + + T.subVectors( P2, P1 ); + N.addVectors( P2, P1 ); + B.crossVectors( T, N ); + N.crossVectors( B, T ); + + // normalize B, N. T can be ignored, we don't use it + + B.normalize(); + N.normalize(); + + for ( let j = 0; j <= radialSegments; ++ j ) { + + // now calculate the vertices. they are nothing more than an extrusion of the torus curve. + // because we extrude a shape in the xy-plane, there is no need to calculate a z-value. + + const v = j / radialSegments * Math.PI * 2; + const cx = - tube * Math.cos( v ); + const cy = tube * Math.sin( v ); + + // now calculate the final vertex position. + // first we orient the extrusion with our basis vectors, then we add it to the current position on the curve + + vertex.x = P1.x + ( cx * N.x + cy * B.x ); + vertex.y = P1.y + ( cx * N.y + cy * B.y ); + vertex.z = P1.z + ( cx * N.z + cy * B.z ); + + vertices.push( vertex.x, vertex.y, vertex.z ); + + // normal (P1 is always the center/origin of the extrusion, thus we can use it to calculate the normal) + + normal.subVectors( vertex, P1 ).normalize(); + + normals.push( normal.x, normal.y, normal.z ); + + // uv + + uvs.push( i / tubularSegments ); + uvs.push( j / radialSegments ); + + } + + } + + // generate indices + + for ( let j = 1; j <= tubularSegments; j ++ ) { + + for ( let i = 1; i <= radialSegments; i ++ ) { + + // indices + + const a = ( radialSegments + 1 ) * ( j - 1 ) + ( i - 1 ); + const b = ( radialSegments + 1 ) * j + ( i - 1 ); + const c = ( radialSegments + 1 ) * j + i; + const d = ( radialSegments + 1 ) * ( j - 1 ) + i; + + // faces + + indices.push( a, b, d ); + indices.push( b, c, d ); + + } + + } + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + // this function calculates the current position on the torus curve + + function calculatePositionOnCurve( u, p, q, radius, position ) { + + const cu = Math.cos( u ); + const su = Math.sin( u ); + const quOverP = q / p * u; + const cs = Math.cos( quOverP ); + + position.x = radius * ( 2 + cs ) * 0.5 * cu; + position.y = radius * ( 2 + cs ) * su * 0.5; + position.z = radius * Math.sin( quOverP ) * 0.5; + + } + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + static fromJSON( data ) { + + return new TorusKnotGeometry( data.radius, data.tube, data.tubularSegments, data.radialSegments, data.p, data.q ); + + } + +} + +export { TorusKnotGeometry }; diff --git a/libs/three/src/geometries/TubeGeometry.js b/libs/three/src/geometries/TubeGeometry.js new file mode 100644 index 000000000..95247a0ce --- /dev/null +++ b/libs/three/src/geometries/TubeGeometry.js @@ -0,0 +1,203 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import * as Curves from '../extras/curves/Curves.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Vector3 } from '../math/Vector3.js'; + +class TubeGeometry extends BufferGeometry { + + constructor( path = new Curves[ 'QuadraticBezierCurve3' ]( new Vector3( - 1, - 1, 0 ), new Vector3( - 1, 1, 0 ), new Vector3( 1, 1, 0 ) ), tubularSegments = 64, radius = 1, radialSegments = 8, closed = false ) { + + super(); + + this.type = 'TubeGeometry'; + + this.parameters = { + path: path, + tubularSegments: tubularSegments, + radius: radius, + radialSegments: radialSegments, + closed: closed + }; + + const frames = path.computeFrenetFrames( tubularSegments, closed ); + + // expose internals + + this.tangents = frames.tangents; + this.normals = frames.normals; + this.binormals = frames.binormals; + + // helper variables + + const vertex = new Vector3(); + const normal = new Vector3(); + const uv = new Vector2(); + let P = new Vector3(); + + // buffer + + const vertices = []; + const normals = []; + const uvs = []; + const indices = []; + + // create buffer data + + generateBufferData(); + + // build geometry + + this.setIndex( indices ); + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + this.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) ); + this.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) ); + + // functions + + function generateBufferData() { + + for ( let i = 0; i < tubularSegments; i ++ ) { + + generateSegment( i ); + + } + + // if the geometry is not closed, generate the last row of vertices and normals + // at the regular position on the given path + // + // if the geometry is closed, duplicate the first row of vertices and normals (uvs will differ) + + generateSegment( ( closed === false ) ? tubularSegments : 0 ); + + // uvs are generated in a separate function. + // this makes it easy compute correct values for closed geometries + + generateUVs(); + + // finally create faces + + generateIndices(); + + } + + function generateSegment( i ) { + + // we use getPointAt to sample evenly distributed points from the given path + + P = path.getPointAt( i / tubularSegments, P ); + + // retrieve corresponding normal and binormal + + const N = frames.normals[ i ]; + const B = frames.binormals[ i ]; + + // generate normals and vertices for the current segment + + for ( let j = 0; j <= radialSegments; j ++ ) { + + const v = j / radialSegments * Math.PI * 2; + + const sin = Math.sin( v ); + const cos = - Math.cos( v ); + + // normal + + normal.x = ( cos * N.x + sin * B.x ); + normal.y = ( cos * N.y + sin * B.y ); + normal.z = ( cos * N.z + sin * B.z ); + normal.normalize(); + + normals.push( normal.x, normal.y, normal.z ); + + // vertex + + vertex.x = P.x + radius * normal.x; + vertex.y = P.y + radius * normal.y; + vertex.z = P.z + radius * normal.z; + + vertices.push( vertex.x, vertex.y, vertex.z ); + + } + + } + + function generateIndices() { + + for ( let j = 1; j <= tubularSegments; j ++ ) { + + for ( let i = 1; i <= radialSegments; i ++ ) { + + const a = ( radialSegments + 1 ) * ( j - 1 ) + ( i - 1 ); + const b = ( radialSegments + 1 ) * j + ( i - 1 ); + const c = ( radialSegments + 1 ) * j + i; + const d = ( radialSegments + 1 ) * ( j - 1 ) + i; + + // faces + + indices.push( a, b, d ); + indices.push( b, c, d ); + + } + + } + + } + + function generateUVs() { + + for ( let i = 0; i <= tubularSegments; i ++ ) { + + for ( let j = 0; j <= radialSegments; j ++ ) { + + uv.x = i / tubularSegments; + uv.y = j / radialSegments; + + uvs.push( uv.x, uv.y ); + + } + + } + + } + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + + toJSON() { + + const data = super.toJSON(); + + data.path = this.parameters.path.toJSON(); + + return data; + + } + + static fromJSON( data ) { + + // This only works for built-in curves (e.g. CatmullRomCurve3). + // User defined curves or instances of CurvePath will not be deserialized. + return new TubeGeometry( + new Curves[ data.path.type ]().fromJSON( data.path ), + data.tubularSegments, + data.radius, + data.radialSegments, + data.closed + ); + + } + +} + + +export { TubeGeometry }; diff --git a/libs/three/src/geometries/WireframeGeometry.js b/libs/three/src/geometries/WireframeGeometry.js new file mode 100644 index 000000000..353018bfe --- /dev/null +++ b/libs/three/src/geometries/WireframeGeometry.js @@ -0,0 +1,147 @@ +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { Vector3 } from '../math/Vector3.js'; + +class WireframeGeometry extends BufferGeometry { + + constructor( geometry = null ) { + + super(); + + this.type = 'WireframeGeometry'; + + this.parameters = { + geometry: geometry + }; + + if ( geometry !== null ) { + + // buffer + + const vertices = []; + const edges = new Set(); + + // helper variables + + const start = new Vector3(); + const end = new Vector3(); + + if ( geometry.index !== null ) { + + // indexed BufferGeometry + + const position = geometry.attributes.position; + const indices = geometry.index; + let groups = geometry.groups; + + if ( groups.length === 0 ) { + + groups = [ { start: 0, count: indices.count, materialIndex: 0 } ]; + + } + + // create a data structure that contains all edges without duplicates + + for ( let o = 0, ol = groups.length; o < ol; ++ o ) { + + const group = groups[ o ]; + + const groupStart = group.start; + const groupCount = group.count; + + for ( let i = groupStart, l = ( groupStart + groupCount ); i < l; i += 3 ) { + + for ( let j = 0; j < 3; j ++ ) { + + const index1 = indices.getX( i + j ); + const index2 = indices.getX( i + ( j + 1 ) % 3 ); + + start.fromBufferAttribute( position, index1 ); + end.fromBufferAttribute( position, index2 ); + + if ( isUniqueEdge( start, end, edges ) === true ) { + + vertices.push( start.x, start.y, start.z ); + vertices.push( end.x, end.y, end.z ); + + } + + } + + } + + } + + } else { + + // non-indexed BufferGeometry + + const position = geometry.attributes.position; + + for ( let i = 0, l = ( position.count / 3 ); i < l; i ++ ) { + + for ( let j = 0; j < 3; j ++ ) { + + // three edges per triangle, an edge is represented as (index1, index2) + // e.g. the first triangle has the following edges: (0,1),(1,2),(2,0) + + const index1 = 3 * i + j; + const index2 = 3 * i + ( ( j + 1 ) % 3 ); + + start.fromBufferAttribute( position, index1 ); + end.fromBufferAttribute( position, index2 ); + + if ( isUniqueEdge( start, end, edges ) === true ) { + + vertices.push( start.x, start.y, start.z ); + vertices.push( end.x, end.y, end.z ); + + } + + } + + } + + } + + // build geometry + + this.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + + } + + } + + copy( source ) { + + super.copy( source ); + + this.parameters = Object.assign( {}, source.parameters ); + + return this; + + } + +} + +function isUniqueEdge( start, end, edges ) { + + const hash1 = `${start.x},${start.y},${start.z}-${end.x},${end.y},${end.z}`; + const hash2 = `${end.x},${end.y},${end.z}-${start.x},${start.y},${start.z}`; // coincident edge + + if ( edges.has( hash1 ) === true || edges.has( hash2 ) === true ) { + + return false; + + } else { + + edges.add( hash1 ); + edges.add( hash2 ); + return true; + + } + +} + + +export { WireframeGeometry }; diff --git a/libs/three/src/helpers/ArrowHelper.js b/libs/three/src/helpers/ArrowHelper.js new file mode 100644 index 000000000..50d9a6dab --- /dev/null +++ b/libs/three/src/helpers/ArrowHelper.js @@ -0,0 +1,114 @@ +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Object3D } from '../core/Object3D.js'; +import { CylinderGeometry } from '../geometries/CylinderGeometry.js'; +import { MeshBasicMaterial } from '../materials/MeshBasicMaterial.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { Mesh } from '../objects/Mesh.js'; +import { Line } from '../objects/Line.js'; +import { Vector3 } from '../math/Vector3.js'; + +const _axis = /*@__PURE__*/ new Vector3(); +let _lineGeometry, _coneGeometry; + +class ArrowHelper extends Object3D { + + // dir is assumed to be normalized + + constructor( dir = new Vector3( 0, 0, 1 ), origin = new Vector3( 0, 0, 0 ), length = 1, color = 0xffff00, headLength = length * 0.2, headWidth = headLength * 0.2 ) { + + super(); + + this.type = 'ArrowHelper'; + + if ( _lineGeometry === undefined ) { + + _lineGeometry = new BufferGeometry(); + _lineGeometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 1, 0 ], 3 ) ); + + _coneGeometry = new CylinderGeometry( 0, 0.5, 1, 5, 1 ); + _coneGeometry.translate( 0, - 0.5, 0 ); + + } + + this.position.copy( origin ); + + this.line = new Line( _lineGeometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); + this.line.matrixAutoUpdate = false; + this.add( this.line ); + + this.cone = new Mesh( _coneGeometry, new MeshBasicMaterial( { color: color, toneMapped: false } ) ); + this.cone.matrixAutoUpdate = false; + this.add( this.cone ); + + this.setDirection( dir ); + this.setLength( length, headLength, headWidth ); + + } + + setDirection( dir ) { + + // dir is assumed to be normalized + + if ( dir.y > 0.99999 ) { + + this.quaternion.set( 0, 0, 0, 1 ); + + } else if ( dir.y < - 0.99999 ) { + + this.quaternion.set( 1, 0, 0, 0 ); + + } else { + + _axis.set( dir.z, 0, - dir.x ).normalize(); + + const radians = Math.acos( dir.y ); + + this.quaternion.setFromAxisAngle( _axis, radians ); + + } + + } + + setLength( length, headLength = length * 0.2, headWidth = headLength * 0.2 ) { + + this.line.scale.set( 1, Math.max( 0.0001, length - headLength ), 1 ); // see #17458 + this.line.updateMatrix(); + + this.cone.scale.set( headWidth, headLength, headWidth ); + this.cone.position.y = length; + this.cone.updateMatrix(); + + } + + setColor( color ) { + + this.line.material.color.set( color ); + this.cone.material.color.set( color ); + + } + + copy( source ) { + + super.copy( source, false ); + + this.line.copy( source.line ); + this.cone.copy( source.cone ); + + return this; + + } + + dispose() { + + this.line.geometry.dispose(); + this.line.material.dispose(); + this.cone.geometry.dispose(); + this.cone.material.dispose(); + + } + +} + + +export { ArrowHelper }; diff --git a/libs/three/src/helpers/AxesHelper.js b/libs/three/src/helpers/AxesHelper.js new file mode 100644 index 000000000..48f7ac5bf --- /dev/null +++ b/libs/three/src/helpers/AxesHelper.js @@ -0,0 +1,68 @@ +import { LineSegments } from '../objects/LineSegments.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Color } from '../math/Color.js'; + +class AxesHelper extends LineSegments { + + constructor( size = 1 ) { + + const vertices = [ + 0, 0, 0, size, 0, 0, + 0, 0, 0, 0, size, 0, + 0, 0, 0, 0, 0, size + ]; + + const colors = [ + 1, 0, 0, 1, 0.6, 0, + 0, 1, 0, 0.6, 1, 0, + 0, 0, 1, 0, 0.6, 1 + ]; + + const geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); + + const material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } ); + + super( geometry, material ); + + this.type = 'AxesHelper'; + + } + + setColors( xAxisColor, yAxisColor, zAxisColor ) { + + const color = new Color(); + const array = this.geometry.attributes.color.array; + + color.set( xAxisColor ); + color.toArray( array, 0 ); + color.toArray( array, 3 ); + + color.set( yAxisColor ); + color.toArray( array, 6 ); + color.toArray( array, 9 ); + + color.set( zAxisColor ); + color.toArray( array, 12 ); + color.toArray( array, 15 ); + + this.geometry.attributes.color.needsUpdate = true; + + return this; + + } + + dispose() { + + this.geometry.dispose(); + this.material.dispose(); + + } + +} + + +export { AxesHelper }; diff --git a/libs/three/src/helpers/Box3Helper.js b/libs/three/src/helpers/Box3Helper.js new file mode 100644 index 000000000..385ea8096 --- /dev/null +++ b/libs/three/src/helpers/Box3Helper.js @@ -0,0 +1,55 @@ +import { LineSegments } from '../objects/LineSegments.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { BufferAttribute, Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; + +class Box3Helper extends LineSegments { + + constructor( box, color = 0xffff00 ) { + + const indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] ); + + const positions = [ 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, - 1, 1, 1, 1, - 1, - 1, 1, - 1, - 1, - 1, - 1, 1, - 1, - 1 ]; + + const geometry = new BufferGeometry(); + + geometry.setIndex( new BufferAttribute( indices, 1 ) ); + + geometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); + + super( geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); + + this.box = box; + + this.type = 'Box3Helper'; + + this.geometry.computeBoundingSphere(); + + } + + updateMatrixWorld( force ) { + + const box = this.box; + + if ( box.isEmpty() ) return; + + box.getCenter( this.position ); + + box.getSize( this.scale ); + + this.scale.multiplyScalar( 0.5 ); + + super.updateMatrixWorld( force ); + + } + + dispose() { + + this.geometry.dispose(); + this.material.dispose(); + + } + +} + +export { Box3Helper }; diff --git a/libs/three/src/helpers/BoxHelper.js b/libs/three/src/helpers/BoxHelper.js new file mode 100644 index 000000000..2629396be --- /dev/null +++ b/libs/three/src/helpers/BoxHelper.js @@ -0,0 +1,113 @@ +import { Box3 } from '../math/Box3.js'; +import { LineSegments } from '../objects/LineSegments.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; + +const _box = /*@__PURE__*/ new Box3(); + +class BoxHelper extends LineSegments { + + constructor( object, color = 0xffff00 ) { + + const indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] ); + const positions = new Float32Array( 8 * 3 ); + + const geometry = new BufferGeometry(); + geometry.setIndex( new BufferAttribute( indices, 1 ) ); + geometry.setAttribute( 'position', new BufferAttribute( positions, 3 ) ); + + super( geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); + + this.object = object; + this.type = 'BoxHelper'; + + this.matrixAutoUpdate = false; + + this.update(); + + } + + update( object ) { + + if ( object !== undefined ) { + + console.warn( 'THREE.BoxHelper: .update() has no longer arguments.' ); + + } + + if ( this.object !== undefined ) { + + _box.setFromObject( this.object ); + + } + + if ( _box.isEmpty() ) return; + + const min = _box.min; + const max = _box.max; + + /* + 5____4 + 1/___0/| + | 6__|_7 + 2/___3/ + + 0: max.x, max.y, max.z + 1: min.x, max.y, max.z + 2: min.x, min.y, max.z + 3: max.x, min.y, max.z + 4: max.x, max.y, min.z + 5: min.x, max.y, min.z + 6: min.x, min.y, min.z + 7: max.x, min.y, min.z + */ + + const position = this.geometry.attributes.position; + const array = position.array; + + array[ 0 ] = max.x; array[ 1 ] = max.y; array[ 2 ] = max.z; + array[ 3 ] = min.x; array[ 4 ] = max.y; array[ 5 ] = max.z; + array[ 6 ] = min.x; array[ 7 ] = min.y; array[ 8 ] = max.z; + array[ 9 ] = max.x; array[ 10 ] = min.y; array[ 11 ] = max.z; + array[ 12 ] = max.x; array[ 13 ] = max.y; array[ 14 ] = min.z; + array[ 15 ] = min.x; array[ 16 ] = max.y; array[ 17 ] = min.z; + array[ 18 ] = min.x; array[ 19 ] = min.y; array[ 20 ] = min.z; + array[ 21 ] = max.x; array[ 22 ] = min.y; array[ 23 ] = min.z; + + position.needsUpdate = true; + + this.geometry.computeBoundingSphere(); + + } + + setFromObject( object ) { + + this.object = object; + this.update(); + + return this; + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.object = source.object; + + return this; + + } + + dispose() { + + this.geometry.dispose(); + this.material.dispose(); + + } + +} + + +export { BoxHelper }; diff --git a/libs/three/src/helpers/CameraHelper.js b/libs/three/src/helpers/CameraHelper.js new file mode 100644 index 000000000..4695a9bf8 --- /dev/null +++ b/libs/three/src/helpers/CameraHelper.js @@ -0,0 +1,269 @@ +import { Camera } from '../cameras/Camera.js'; +import { Vector3 } from '../math/Vector3.js'; +import { LineSegments } from '../objects/LineSegments.js'; +import { Color } from '../math/Color.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; + +const _vector = /*@__PURE__*/ new Vector3(); +const _camera = /*@__PURE__*/ new Camera(); + +/** + * - shows frustum, line of sight and up of the camera + * - suitable for fast updates + * - based on frustum visualization in lightgl.js shadowmap example + * https://github.com/evanw/lightgl.js/blob/master/tests/shadowmap.html + */ + +class CameraHelper extends LineSegments { + + constructor( camera ) { + + const geometry = new BufferGeometry(); + const material = new LineBasicMaterial( { color: 0xffffff, vertexColors: true, toneMapped: false } ); + + const vertices = []; + const colors = []; + + const pointMap = {}; + + // near + + addLine( 'n1', 'n2' ); + addLine( 'n2', 'n4' ); + addLine( 'n4', 'n3' ); + addLine( 'n3', 'n1' ); + + // far + + addLine( 'f1', 'f2' ); + addLine( 'f2', 'f4' ); + addLine( 'f4', 'f3' ); + addLine( 'f3', 'f1' ); + + // sides + + addLine( 'n1', 'f1' ); + addLine( 'n2', 'f2' ); + addLine( 'n3', 'f3' ); + addLine( 'n4', 'f4' ); + + // cone + + addLine( 'p', 'n1' ); + addLine( 'p', 'n2' ); + addLine( 'p', 'n3' ); + addLine( 'p', 'n4' ); + + // up + + addLine( 'u1', 'u2' ); + addLine( 'u2', 'u3' ); + addLine( 'u3', 'u1' ); + + // target + + addLine( 'c', 't' ); + addLine( 'p', 'c' ); + + // cross + + addLine( 'cn1', 'cn2' ); + addLine( 'cn3', 'cn4' ); + + addLine( 'cf1', 'cf2' ); + addLine( 'cf3', 'cf4' ); + + function addLine( a, b ) { + + addPoint( a ); + addPoint( b ); + + } + + function addPoint( id ) { + + vertices.push( 0, 0, 0 ); + colors.push( 0, 0, 0 ); + + if ( pointMap[ id ] === undefined ) { + + pointMap[ id ] = []; + + } + + pointMap[ id ].push( ( vertices.length / 3 ) - 1 ); + + } + + geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); + + super( geometry, material ); + + this.type = 'CameraHelper'; + + this.camera = camera; + if ( this.camera.updateProjectionMatrix ) this.camera.updateProjectionMatrix(); + + this.matrix = camera.matrixWorld; + this.matrixAutoUpdate = false; + + this.pointMap = pointMap; + + this.update(); + + // colors + + const colorFrustum = new Color( 0xffaa00 ); + const colorCone = new Color( 0xff0000 ); + const colorUp = new Color( 0x00aaff ); + const colorTarget = new Color( 0xffffff ); + const colorCross = new Color( 0x333333 ); + + this.setColors( colorFrustum, colorCone, colorUp, colorTarget, colorCross ); + + } + + setColors( frustum, cone, up, target, cross ) { + + const geometry = this.geometry; + + const colorAttribute = geometry.getAttribute( 'color' ); + + // near + + colorAttribute.setXYZ( 0, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 1, frustum.r, frustum.g, frustum.b ); // n1, n2 + colorAttribute.setXYZ( 2, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 3, frustum.r, frustum.g, frustum.b ); // n2, n4 + colorAttribute.setXYZ( 4, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 5, frustum.r, frustum.g, frustum.b ); // n4, n3 + colorAttribute.setXYZ( 6, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 7, frustum.r, frustum.g, frustum.b ); // n3, n1 + + // far + + colorAttribute.setXYZ( 8, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 9, frustum.r, frustum.g, frustum.b ); // f1, f2 + colorAttribute.setXYZ( 10, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 11, frustum.r, frustum.g, frustum.b ); // f2, f4 + colorAttribute.setXYZ( 12, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 13, frustum.r, frustum.g, frustum.b ); // f4, f3 + colorAttribute.setXYZ( 14, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 15, frustum.r, frustum.g, frustum.b ); // f3, f1 + + // sides + + colorAttribute.setXYZ( 16, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 17, frustum.r, frustum.g, frustum.b ); // n1, f1 + colorAttribute.setXYZ( 18, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 19, frustum.r, frustum.g, frustum.b ); // n2, f2 + colorAttribute.setXYZ( 20, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 21, frustum.r, frustum.g, frustum.b ); // n3, f3 + colorAttribute.setXYZ( 22, frustum.r, frustum.g, frustum.b ); colorAttribute.setXYZ( 23, frustum.r, frustum.g, frustum.b ); // n4, f4 + + // cone + + colorAttribute.setXYZ( 24, cone.r, cone.g, cone.b ); colorAttribute.setXYZ( 25, cone.r, cone.g, cone.b ); // p, n1 + colorAttribute.setXYZ( 26, cone.r, cone.g, cone.b ); colorAttribute.setXYZ( 27, cone.r, cone.g, cone.b ); // p, n2 + colorAttribute.setXYZ( 28, cone.r, cone.g, cone.b ); colorAttribute.setXYZ( 29, cone.r, cone.g, cone.b ); // p, n3 + colorAttribute.setXYZ( 30, cone.r, cone.g, cone.b ); colorAttribute.setXYZ( 31, cone.r, cone.g, cone.b ); // p, n4 + + // up + + colorAttribute.setXYZ( 32, up.r, up.g, up.b ); colorAttribute.setXYZ( 33, up.r, up.g, up.b ); // u1, u2 + colorAttribute.setXYZ( 34, up.r, up.g, up.b ); colorAttribute.setXYZ( 35, up.r, up.g, up.b ); // u2, u3 + colorAttribute.setXYZ( 36, up.r, up.g, up.b ); colorAttribute.setXYZ( 37, up.r, up.g, up.b ); // u3, u1 + + // target + + colorAttribute.setXYZ( 38, target.r, target.g, target.b ); colorAttribute.setXYZ( 39, target.r, target.g, target.b ); // c, t + colorAttribute.setXYZ( 40, cross.r, cross.g, cross.b ); colorAttribute.setXYZ( 41, cross.r, cross.g, cross.b ); // p, c + + // cross + + colorAttribute.setXYZ( 42, cross.r, cross.g, cross.b ); colorAttribute.setXYZ( 43, cross.r, cross.g, cross.b ); // cn1, cn2 + colorAttribute.setXYZ( 44, cross.r, cross.g, cross.b ); colorAttribute.setXYZ( 45, cross.r, cross.g, cross.b ); // cn3, cn4 + + colorAttribute.setXYZ( 46, cross.r, cross.g, cross.b ); colorAttribute.setXYZ( 47, cross.r, cross.g, cross.b ); // cf1, cf2 + colorAttribute.setXYZ( 48, cross.r, cross.g, cross.b ); colorAttribute.setXYZ( 49, cross.r, cross.g, cross.b ); // cf3, cf4 + + colorAttribute.needsUpdate = true; + + } + + update() { + + const geometry = this.geometry; + const pointMap = this.pointMap; + + const w = 1, h = 1; + + // we need just camera projection matrix inverse + // world matrix must be identity + + _camera.projectionMatrixInverse.copy( this.camera.projectionMatrixInverse ); + + // center / target + + setPoint( 'c', pointMap, geometry, _camera, 0, 0, - 1 ); + setPoint( 't', pointMap, geometry, _camera, 0, 0, 1 ); + + // near + + setPoint( 'n1', pointMap, geometry, _camera, - w, - h, - 1 ); + setPoint( 'n2', pointMap, geometry, _camera, w, - h, - 1 ); + setPoint( 'n3', pointMap, geometry, _camera, - w, h, - 1 ); + setPoint( 'n4', pointMap, geometry, _camera, w, h, - 1 ); + + // far + + setPoint( 'f1', pointMap, geometry, _camera, - w, - h, 1 ); + setPoint( 'f2', pointMap, geometry, _camera, w, - h, 1 ); + setPoint( 'f3', pointMap, geometry, _camera, - w, h, 1 ); + setPoint( 'f4', pointMap, geometry, _camera, w, h, 1 ); + + // up + + setPoint( 'u1', pointMap, geometry, _camera, w * 0.7, h * 1.1, - 1 ); + setPoint( 'u2', pointMap, geometry, _camera, - w * 0.7, h * 1.1, - 1 ); + setPoint( 'u3', pointMap, geometry, _camera, 0, h * 2, - 1 ); + + // cross + + setPoint( 'cf1', pointMap, geometry, _camera, - w, 0, 1 ); + setPoint( 'cf2', pointMap, geometry, _camera, w, 0, 1 ); + setPoint( 'cf3', pointMap, geometry, _camera, 0, - h, 1 ); + setPoint( 'cf4', pointMap, geometry, _camera, 0, h, 1 ); + + setPoint( 'cn1', pointMap, geometry, _camera, - w, 0, - 1 ); + setPoint( 'cn2', pointMap, geometry, _camera, w, 0, - 1 ); + setPoint( 'cn3', pointMap, geometry, _camera, 0, - h, - 1 ); + setPoint( 'cn4', pointMap, geometry, _camera, 0, h, - 1 ); + + geometry.getAttribute( 'position' ).needsUpdate = true; + + } + + dispose() { + + this.geometry.dispose(); + this.material.dispose(); + + } + +} + + +function setPoint( point, pointMap, geometry, camera, x, y, z ) { + + _vector.set( x, y, z ).unproject( camera ); + + const points = pointMap[ point ]; + + if ( points !== undefined ) { + + const position = geometry.getAttribute( 'position' ); + + for ( let i = 0, l = points.length; i < l; i ++ ) { + + position.setXYZ( points[ i ], _vector.x, _vector.y, _vector.z ); + + } + + } + +} + +export { CameraHelper }; diff --git a/libs/three/src/helpers/DirectionalLightHelper.js b/libs/three/src/helpers/DirectionalLightHelper.js new file mode 100644 index 000000000..f1b9c85c4 --- /dev/null +++ b/libs/three/src/helpers/DirectionalLightHelper.js @@ -0,0 +1,93 @@ +import { Vector3 } from '../math/Vector3.js'; +import { Object3D } from '../core/Object3D.js'; +import { Line } from '../objects/Line.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; + +const _v1 = /*@__PURE__*/ new Vector3(); +const _v2 = /*@__PURE__*/ new Vector3(); +const _v3 = /*@__PURE__*/ new Vector3(); + +class DirectionalLightHelper extends Object3D { + + constructor( light, size, color ) { + + super(); + + this.light = light; + + this.matrix = light.matrixWorld; + this.matrixAutoUpdate = false; + + this.color = color; + + this.type = 'DirectionalLightHelper'; + + if ( size === undefined ) size = 1; + + let geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( [ + - size, size, 0, + size, size, 0, + size, - size, 0, + - size, - size, 0, + - size, size, 0 + ], 3 ) ); + + const material = new LineBasicMaterial( { fog: false, toneMapped: false } ); + + this.lightPlane = new Line( geometry, material ); + this.add( this.lightPlane ); + + geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 0, 1 ], 3 ) ); + + this.targetLine = new Line( geometry, material ); + this.add( this.targetLine ); + + this.update(); + + } + + dispose() { + + this.lightPlane.geometry.dispose(); + this.lightPlane.material.dispose(); + this.targetLine.geometry.dispose(); + this.targetLine.material.dispose(); + + } + + update() { + + this.light.updateWorldMatrix( true, false ); + this.light.target.updateWorldMatrix( true, false ); + + _v1.setFromMatrixPosition( this.light.matrixWorld ); + _v2.setFromMatrixPosition( this.light.target.matrixWorld ); + _v3.subVectors( _v2, _v1 ); + + this.lightPlane.lookAt( _v2 ); + + if ( this.color !== undefined ) { + + this.lightPlane.material.color.set( this.color ); + this.targetLine.material.color.set( this.color ); + + } else { + + this.lightPlane.material.color.copy( this.light.color ); + this.targetLine.material.color.copy( this.light.color ); + + } + + this.targetLine.lookAt( _v2 ); + this.targetLine.scale.z = _v3.length(); + + } + +} + + +export { DirectionalLightHelper }; diff --git a/libs/three/src/helpers/GridHelper.js b/libs/three/src/helpers/GridHelper.js new file mode 100644 index 000000000..68f4dadd3 --- /dev/null +++ b/libs/three/src/helpers/GridHelper.js @@ -0,0 +1,56 @@ +import { LineSegments } from '../objects/LineSegments.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Color } from '../math/Color.js'; + +class GridHelper extends LineSegments { + + constructor( size = 10, divisions = 10, color1 = 0x444444, color2 = 0x888888 ) { + + color1 = new Color( color1 ); + color2 = new Color( color2 ); + + const center = divisions / 2; + const step = size / divisions; + const halfSize = size / 2; + + const vertices = [], colors = []; + + for ( let i = 0, j = 0, k = - halfSize; i <= divisions; i ++, k += step ) { + + vertices.push( - halfSize, 0, k, halfSize, 0, k ); + vertices.push( k, 0, - halfSize, k, 0, halfSize ); + + const color = i === center ? color1 : color2; + + color.toArray( colors, j ); j += 3; + color.toArray( colors, j ); j += 3; + color.toArray( colors, j ); j += 3; + color.toArray( colors, j ); j += 3; + + } + + const geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); + + const material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } ); + + super( geometry, material ); + + this.type = 'GridHelper'; + + } + + dispose() { + + this.geometry.dispose(); + this.material.dispose(); + + } + +} + + +export { GridHelper }; diff --git a/libs/three/src/helpers/HemisphereLightHelper.js b/libs/three/src/helpers/HemisphereLightHelper.js new file mode 100644 index 000000000..b54f6938c --- /dev/null +++ b/libs/three/src/helpers/HemisphereLightHelper.js @@ -0,0 +1,88 @@ +import { Vector3 } from '../math/Vector3.js'; +import { Color } from '../math/Color.js'; +import { Object3D } from '../core/Object3D.js'; +import { Mesh } from '../objects/Mesh.js'; +import { MeshBasicMaterial } from '../materials/MeshBasicMaterial.js'; +import { OctahedronGeometry } from '../geometries/OctahedronGeometry.js'; +import { BufferAttribute } from '../core/BufferAttribute.js'; + +const _vector = /*@__PURE__*/ new Vector3(); +const _color1 = /*@__PURE__*/ new Color(); +const _color2 = /*@__PURE__*/ new Color(); + +class HemisphereLightHelper extends Object3D { + + constructor( light, size, color ) { + + super(); + + this.light = light; + + this.matrix = light.matrixWorld; + this.matrixAutoUpdate = false; + + this.color = color; + + this.type = 'HemisphereLightHelper'; + + const geometry = new OctahedronGeometry( size ); + geometry.rotateY( Math.PI * 0.5 ); + + this.material = new MeshBasicMaterial( { wireframe: true, fog: false, toneMapped: false } ); + if ( this.color === undefined ) this.material.vertexColors = true; + + const position = geometry.getAttribute( 'position' ); + const colors = new Float32Array( position.count * 3 ); + + geometry.setAttribute( 'color', new BufferAttribute( colors, 3 ) ); + + this.add( new Mesh( geometry, this.material ) ); + + this.update(); + + } + + dispose() { + + this.children[ 0 ].geometry.dispose(); + this.children[ 0 ].material.dispose(); + + } + + update() { + + const mesh = this.children[ 0 ]; + + if ( this.color !== undefined ) { + + this.material.color.set( this.color ); + + } else { + + const colors = mesh.geometry.getAttribute( 'color' ); + + _color1.copy( this.light.color ); + _color2.copy( this.light.groundColor ); + + for ( let i = 0, l = colors.count; i < l; i ++ ) { + + const color = ( i < ( l / 2 ) ) ? _color1 : _color2; + + colors.setXYZ( i, color.r, color.g, color.b ); + + } + + colors.needsUpdate = true; + + } + + this.light.updateWorldMatrix( true, false ); + + mesh.lookAt( _vector.setFromMatrixPosition( this.light.matrixWorld ).negate() ); + + } + +} + + +export { HemisphereLightHelper }; diff --git a/libs/three/src/helpers/PlaneHelper.js b/libs/three/src/helpers/PlaneHelper.js new file mode 100644 index 000000000..f3106afe6 --- /dev/null +++ b/libs/three/src/helpers/PlaneHelper.js @@ -0,0 +1,63 @@ +import { Line } from '../objects/Line.js'; +import { Mesh } from '../objects/Mesh.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { MeshBasicMaterial } from '../materials/MeshBasicMaterial.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; + +class PlaneHelper extends Line { + + constructor( plane, size = 1, hex = 0xffff00 ) { + + const color = hex; + + const positions = [ 1, - 1, 0, - 1, 1, 0, - 1, - 1, 0, 1, 1, 0, - 1, 1, 0, - 1, - 1, 0, 1, - 1, 0, 1, 1, 0 ]; + + const geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); + geometry.computeBoundingSphere(); + + super( geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); + + this.type = 'PlaneHelper'; + + this.plane = plane; + + this.size = size; + + const positions2 = [ 1, 1, 0, - 1, 1, 0, - 1, - 1, 0, 1, 1, 0, - 1, - 1, 0, 1, - 1, 0 ]; + + const geometry2 = new BufferGeometry(); + geometry2.setAttribute( 'position', new Float32BufferAttribute( positions2, 3 ) ); + geometry2.computeBoundingSphere(); + + this.add( new Mesh( geometry2, new MeshBasicMaterial( { color: color, opacity: 0.2, transparent: true, depthWrite: false, toneMapped: false } ) ) ); + + } + + updateMatrixWorld( force ) { + + this.position.set( 0, 0, 0 ); + + this.scale.set( 0.5 * this.size, 0.5 * this.size, 1 ); + + this.lookAt( this.plane.normal ); + + this.translateZ( - this.plane.constant ); + + super.updateMatrixWorld( force ); + + } + + dispose() { + + this.geometry.dispose(); + this.material.dispose(); + this.children[ 0 ].geometry.dispose(); + this.children[ 0 ].material.dispose(); + + } + +} + +export { PlaneHelper }; diff --git a/libs/three/src/helpers/PointLightHelper.js b/libs/three/src/helpers/PointLightHelper.js new file mode 100644 index 000000000..88990d491 --- /dev/null +++ b/libs/three/src/helpers/PointLightHelper.js @@ -0,0 +1,92 @@ +import { Mesh } from '../objects/Mesh.js'; +import { MeshBasicMaterial } from '../materials/MeshBasicMaterial.js'; +import { SphereGeometry } from '../geometries/SphereGeometry.js'; + +class PointLightHelper extends Mesh { + + constructor( light, sphereSize, color ) { + + const geometry = new SphereGeometry( sphereSize, 4, 2 ); + const material = new MeshBasicMaterial( { wireframe: true, fog: false, toneMapped: false } ); + + super( geometry, material ); + + this.light = light; + + this.color = color; + + this.type = 'PointLightHelper'; + + this.matrix = this.light.matrixWorld; + this.matrixAutoUpdate = false; + + this.update(); + + + /* + // TODO: delete this comment? + const distanceGeometry = new THREE.IcosahedronGeometry( 1, 2 ); + const distanceMaterial = new THREE.MeshBasicMaterial( { color: hexColor, fog: false, wireframe: true, opacity: 0.1, transparent: true } ); + + this.lightSphere = new THREE.Mesh( bulbGeometry, bulbMaterial ); + this.lightDistance = new THREE.Mesh( distanceGeometry, distanceMaterial ); + + const d = light.distance; + + if ( d === 0.0 ) { + + this.lightDistance.visible = false; + + } else { + + this.lightDistance.scale.set( d, d, d ); + + } + + this.add( this.lightDistance ); + */ + + } + + dispose() { + + this.geometry.dispose(); + this.material.dispose(); + + } + + update() { + + this.light.updateWorldMatrix( true, false ); + + if ( this.color !== undefined ) { + + this.material.color.set( this.color ); + + } else { + + this.material.color.copy( this.light.color ); + + } + + /* + const d = this.light.distance; + + if ( d === 0.0 ) { + + this.lightDistance.visible = false; + + } else { + + this.lightDistance.visible = true; + this.lightDistance.scale.set( d, d, d ); + + } + */ + + } + +} + + +export { PointLightHelper }; diff --git a/libs/three/src/helpers/PolarGridHelper.js b/libs/three/src/helpers/PolarGridHelper.js new file mode 100644 index 000000000..83695f32c --- /dev/null +++ b/libs/three/src/helpers/PolarGridHelper.js @@ -0,0 +1,96 @@ +import { LineSegments } from '../objects/LineSegments.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Color } from '../math/Color.js'; + +class PolarGridHelper extends LineSegments { + + constructor( radius = 10, sectors = 16, rings = 8, divisions = 64, color1 = 0x444444, color2 = 0x888888 ) { + + color1 = new Color( color1 ); + color2 = new Color( color2 ); + + const vertices = []; + const colors = []; + + // create the sectors + + if ( sectors > 1 ) { + + for ( let i = 0; i < sectors; i ++ ) { + + const v = ( i / sectors ) * ( Math.PI * 2 ); + + const x = Math.sin( v ) * radius; + const z = Math.cos( v ) * radius; + + vertices.push( 0, 0, 0 ); + vertices.push( x, 0, z ); + + const color = ( i & 1 ) ? color1 : color2; + + colors.push( color.r, color.g, color.b ); + colors.push( color.r, color.g, color.b ); + + } + + } + + // create the rings + + for ( let i = 0; i < rings; i ++ ) { + + const color = ( i & 1 ) ? color1 : color2; + + const r = radius - ( radius / rings * i ); + + for ( let j = 0; j < divisions; j ++ ) { + + // first vertex + + let v = ( j / divisions ) * ( Math.PI * 2 ); + + let x = Math.sin( v ) * r; + let z = Math.cos( v ) * r; + + vertices.push( x, 0, z ); + colors.push( color.r, color.g, color.b ); + + // second vertex + + v = ( ( j + 1 ) / divisions ) * ( Math.PI * 2 ); + + x = Math.sin( v ) * r; + z = Math.cos( v ) * r; + + vertices.push( x, 0, z ); + colors.push( color.r, color.g, color.b ); + + } + + } + + const geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); + + const material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } ); + + super( geometry, material ); + + this.type = 'PolarGridHelper'; + + } + + dispose() { + + this.geometry.dispose(); + this.material.dispose(); + + } + +} + + +export { PolarGridHelper }; diff --git a/libs/three/src/helpers/SkeletonHelper.js b/libs/three/src/helpers/SkeletonHelper.js new file mode 100644 index 000000000..cc684e388 --- /dev/null +++ b/libs/three/src/helpers/SkeletonHelper.js @@ -0,0 +1,128 @@ +import { LineSegments } from '../objects/LineSegments.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { Color } from '../math/Color.js'; +import { Vector3 } from '../math/Vector3.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; + +const _vector = /*@__PURE__*/ new Vector3(); +const _boneMatrix = /*@__PURE__*/ new Matrix4(); +const _matrixWorldInv = /*@__PURE__*/ new Matrix4(); + + +class SkeletonHelper extends LineSegments { + + constructor( object ) { + + const bones = getBoneList( object ); + + const geometry = new BufferGeometry(); + + const vertices = []; + const colors = []; + + const color1 = new Color( 0, 0, 1 ); + const color2 = new Color( 0, 1, 0 ); + + for ( let i = 0; i < bones.length; i ++ ) { + + const bone = bones[ i ]; + + if ( bone.parent && bone.parent.isBone ) { + + vertices.push( 0, 0, 0 ); + vertices.push( 0, 0, 0 ); + colors.push( color1.r, color1.g, color1.b ); + colors.push( color2.r, color2.g, color2.b ); + + } + + } + + geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); + + const material = new LineBasicMaterial( { vertexColors: true, depthTest: false, depthWrite: false, toneMapped: false, transparent: true } ); + + super( geometry, material ); + + this.isSkeletonHelper = true; + + this.type = 'SkeletonHelper'; + + this.root = object; + this.bones = bones; + + this.matrix = object.matrixWorld; + this.matrixAutoUpdate = false; + + } + + updateMatrixWorld( force ) { + + const bones = this.bones; + + const geometry = this.geometry; + const position = geometry.getAttribute( 'position' ); + + _matrixWorldInv.copy( this.root.matrixWorld ).invert(); + + for ( let i = 0, j = 0; i < bones.length; i ++ ) { + + const bone = bones[ i ]; + + if ( bone.parent && bone.parent.isBone ) { + + _boneMatrix.multiplyMatrices( _matrixWorldInv, bone.matrixWorld ); + _vector.setFromMatrixPosition( _boneMatrix ); + position.setXYZ( j, _vector.x, _vector.y, _vector.z ); + + _boneMatrix.multiplyMatrices( _matrixWorldInv, bone.parent.matrixWorld ); + _vector.setFromMatrixPosition( _boneMatrix ); + position.setXYZ( j + 1, _vector.x, _vector.y, _vector.z ); + + j += 2; + + } + + } + + geometry.getAttribute( 'position' ).needsUpdate = true; + + super.updateMatrixWorld( force ); + + } + + dispose() { + + this.geometry.dispose(); + this.material.dispose(); + + } + +} + + +function getBoneList( object ) { + + const boneList = []; + + if ( object.isBone === true ) { + + boneList.push( object ); + + } + + for ( let i = 0; i < object.children.length; i ++ ) { + + boneList.push.apply( boneList, getBoneList( object.children[ i ] ) ); + + } + + return boneList; + +} + + +export { SkeletonHelper }; diff --git a/libs/three/src/helpers/SpotLightHelper.js b/libs/three/src/helpers/SpotLightHelper.js new file mode 100644 index 000000000..da9431c3d --- /dev/null +++ b/libs/three/src/helpers/SpotLightHelper.js @@ -0,0 +1,94 @@ +import { Vector3 } from '../math/Vector3.js'; +import { Object3D } from '../core/Object3D.js'; +import { LineSegments } from '../objects/LineSegments.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; + +const _vector = /*@__PURE__*/ new Vector3(); + +class SpotLightHelper extends Object3D { + + constructor( light, color ) { + + super(); + + this.light = light; + + this.matrix = light.matrixWorld; + this.matrixAutoUpdate = false; + + this.color = color; + + this.type = 'SpotLightHelper'; + + const geometry = new BufferGeometry(); + + const positions = [ + 0, 0, 0, 0, 0, 1, + 0, 0, 0, 1, 0, 1, + 0, 0, 0, - 1, 0, 1, + 0, 0, 0, 0, 1, 1, + 0, 0, 0, 0, - 1, 1 + ]; + + for ( let i = 0, j = 1, l = 32; i < l; i ++, j ++ ) { + + const p1 = ( i / l ) * Math.PI * 2; + const p2 = ( j / l ) * Math.PI * 2; + + positions.push( + Math.cos( p1 ), Math.sin( p1 ), 1, + Math.cos( p2 ), Math.sin( p2 ), 1 + ); + + } + + geometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); + + const material = new LineBasicMaterial( { fog: false, toneMapped: false } ); + + this.cone = new LineSegments( geometry, material ); + this.add( this.cone ); + + this.update(); + + } + + dispose() { + + this.cone.geometry.dispose(); + this.cone.material.dispose(); + + } + + update() { + + this.light.updateWorldMatrix( true, false ); + this.light.target.updateWorldMatrix( true, false ); + + const coneLength = this.light.distance ? this.light.distance : 1000; + const coneWidth = coneLength * Math.tan( this.light.angle ); + + this.cone.scale.set( coneWidth, coneWidth, coneLength ); + + _vector.setFromMatrixPosition( this.light.target.matrixWorld ); + + this.cone.lookAt( _vector ); + + if ( this.color !== undefined ) { + + this.cone.material.color.set( this.color ); + + } else { + + this.cone.material.color.copy( this.light.color ); + + } + + } + +} + + +export { SpotLightHelper }; diff --git a/libs/three/src/lights/AmbientLight.js b/libs/three/src/lights/AmbientLight.js new file mode 100644 index 000000000..1c7374861 --- /dev/null +++ b/libs/three/src/lights/AmbientLight.js @@ -0,0 +1,17 @@ +import { Light } from './Light.js'; + +class AmbientLight extends Light { + + constructor( color, intensity ) { + + super( color, intensity ); + + this.isAmbientLight = true; + + this.type = 'AmbientLight'; + + } + +} + +export { AmbientLight }; diff --git a/libs/three/src/lights/DirectionalLight.js b/libs/three/src/lights/DirectionalLight.js new file mode 100644 index 000000000..11c31cb74 --- /dev/null +++ b/libs/three/src/lights/DirectionalLight.js @@ -0,0 +1,43 @@ +import { Light } from './Light.js'; +import { DirectionalLightShadow } from './DirectionalLightShadow.js'; +import { Object3D } from '../core/Object3D.js'; + +class DirectionalLight extends Light { + + constructor( color, intensity ) { + + super( color, intensity ); + + this.isDirectionalLight = true; + + this.type = 'DirectionalLight'; + + this.position.copy( Object3D.DEFAULT_UP ); + this.updateMatrix(); + + this.target = new Object3D(); + + this.shadow = new DirectionalLightShadow(); + + } + + dispose() { + + this.shadow.dispose(); + + } + + copy( source ) { + + super.copy( source ); + + this.target = source.target.clone(); + this.shadow = source.shadow.clone(); + + return this; + + } + +} + +export { DirectionalLight }; diff --git a/libs/three/src/lights/DirectionalLightShadow.js b/libs/three/src/lights/DirectionalLightShadow.js new file mode 100644 index 000000000..10ade5b47 --- /dev/null +++ b/libs/three/src/lights/DirectionalLightShadow.js @@ -0,0 +1,16 @@ +import { LightShadow } from './LightShadow.js'; +import { OrthographicCamera } from '../cameras/OrthographicCamera.js'; + +class DirectionalLightShadow extends LightShadow { + + constructor() { + + super( new OrthographicCamera( - 5, 5, 5, - 5, 0.5, 500 ) ); + + this.isDirectionalLightShadow = true; + + } + +} + +export { DirectionalLightShadow }; diff --git a/libs/three/src/lights/HemisphereLight.js b/libs/three/src/lights/HemisphereLight.js new file mode 100644 index 000000000..014907f81 --- /dev/null +++ b/libs/three/src/lights/HemisphereLight.js @@ -0,0 +1,34 @@ +import { Light } from './Light.js'; +import { Color } from '../math/Color.js'; +import { Object3D } from '../core/Object3D.js'; + +class HemisphereLight extends Light { + + constructor( skyColor, groundColor, intensity ) { + + super( skyColor, intensity ); + + this.isHemisphereLight = true; + + this.type = 'HemisphereLight'; + + this.position.copy( Object3D.DEFAULT_UP ); + this.updateMatrix(); + + this.groundColor = new Color( groundColor ); + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.groundColor.copy( source.groundColor ); + + return this; + + } + +} + +export { HemisphereLight }; diff --git a/libs/three/src/lights/Light.js b/libs/three/src/lights/Light.js new file mode 100644 index 000000000..ec306ae26 --- /dev/null +++ b/libs/three/src/lights/Light.js @@ -0,0 +1,58 @@ +import { Object3D } from '../core/Object3D.js'; +import { Color } from '../math/Color.js'; + +class Light extends Object3D { + + constructor( color, intensity = 1 ) { + + super(); + + this.isLight = true; + + this.type = 'Light'; + + this.color = new Color( color ); + this.intensity = intensity; + + } + + dispose() { + + // Empty here in base class; some subclasses override. + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.color.copy( source.color ); + this.intensity = source.intensity; + + return this; + + } + + toJSON( meta ) { + + const data = super.toJSON( meta ); + + data.object.color = this.color.getHex(); + data.object.intensity = this.intensity; + + if ( this.groundColor !== undefined ) data.object.groundColor = this.groundColor.getHex(); + + if ( this.distance !== undefined ) data.object.distance = this.distance; + if ( this.angle !== undefined ) data.object.angle = this.angle; + if ( this.decay !== undefined ) data.object.decay = this.decay; + if ( this.penumbra !== undefined ) data.object.penumbra = this.penumbra; + + if ( this.shadow !== undefined ) data.object.shadow = this.shadow.toJSON(); + + return data; + + } + +} + +export { Light }; diff --git a/libs/three/src/lights/LightProbe.js b/libs/three/src/lights/LightProbe.js new file mode 100644 index 000000000..5f0714367 --- /dev/null +++ b/libs/three/src/lights/LightProbe.js @@ -0,0 +1,47 @@ +import { SphericalHarmonics3 } from '../math/SphericalHarmonics3.js'; +import { Light } from './Light.js'; + +class LightProbe extends Light { + + constructor( sh = new SphericalHarmonics3(), intensity = 1 ) { + + super( undefined, intensity ); + + this.isLightProbe = true; + + this.sh = sh; + + } + + copy( source ) { + + super.copy( source ); + + this.sh.copy( source.sh ); + + return this; + + } + + fromJSON( json ) { + + this.intensity = json.intensity; // TODO: Move this bit to Light.fromJSON(); + this.sh.fromArray( json.sh ); + + return this; + + } + + toJSON( meta ) { + + const data = super.toJSON( meta ); + + data.object.sh = this.sh.toArray(); + + return data; + + } + +} + +export { LightProbe }; diff --git a/libs/three/src/lights/LightShadow.js b/libs/three/src/lights/LightShadow.js new file mode 100644 index 000000000..f9a1dd19f --- /dev/null +++ b/libs/three/src/lights/LightShadow.js @@ -0,0 +1,147 @@ +import { Matrix4 } from '../math/Matrix4.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Vector4 } from '../math/Vector4.js'; +import { Frustum } from '../math/Frustum.js'; + +const _projScreenMatrix = /*@__PURE__*/ new Matrix4(); +const _lightPositionWorld = /*@__PURE__*/ new Vector3(); +const _lookTarget = /*@__PURE__*/ new Vector3(); + +class LightShadow { + + constructor( camera ) { + + this.camera = camera; + + this.bias = 0; + this.normalBias = 0; + this.radius = 1; + this.blurSamples = 8; + + this.mapSize = new Vector2( 512, 512 ); + + this.map = null; + this.mapPass = null; + this.matrix = new Matrix4(); + + this.autoUpdate = true; + this.needsUpdate = false; + + this._frustum = new Frustum(); + this._frameExtents = new Vector2( 1, 1 ); + + this._viewportCount = 1; + + this._viewports = [ + + new Vector4( 0, 0, 1, 1 ) + + ]; + + } + + getViewportCount() { + + return this._viewportCount; + + } + + getFrustum() { + + return this._frustum; + + } + + updateMatrices( light ) { + + const shadowCamera = this.camera; + const shadowMatrix = this.matrix; + + _lightPositionWorld.setFromMatrixPosition( light.matrixWorld ); + shadowCamera.position.copy( _lightPositionWorld ); + + _lookTarget.setFromMatrixPosition( light.target.matrixWorld ); + shadowCamera.lookAt( _lookTarget ); + shadowCamera.updateMatrixWorld(); + + _projScreenMatrix.multiplyMatrices( shadowCamera.projectionMatrix, shadowCamera.matrixWorldInverse ); + this._frustum.setFromProjectionMatrix( _projScreenMatrix ); + + shadowMatrix.set( + 0.5, 0.0, 0.0, 0.5, + 0.0, 0.5, 0.0, 0.5, + 0.0, 0.0, 0.5, 0.5, + 0.0, 0.0, 0.0, 1.0 + ); + + shadowMatrix.multiply( _projScreenMatrix ); + + } + + getViewport( viewportIndex ) { + + return this._viewports[ viewportIndex ]; + + } + + getFrameExtents() { + + return this._frameExtents; + + } + + dispose() { + + if ( this.map ) { + + this.map.dispose(); + + } + + if ( this.mapPass ) { + + this.mapPass.dispose(); + + } + + } + + copy( source ) { + + this.camera = source.camera.clone(); + + this.bias = source.bias; + this.radius = source.radius; + + this.mapSize.copy( source.mapSize ); + + return this; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + toJSON() { + + const object = {}; + + if ( this.bias !== 0 ) object.bias = this.bias; + if ( this.normalBias !== 0 ) object.normalBias = this.normalBias; + if ( this.radius !== 1 ) object.radius = this.radius; + if ( this.mapSize.x !== 512 || this.mapSize.y !== 512 ) object.mapSize = this.mapSize.toArray(); + + object.camera = this.camera.toJSON( false ).object; + delete object.camera.matrix; + + return object; + + } + +} + +export { LightShadow }; diff --git a/libs/three/src/lights/PointLight.js b/libs/three/src/lights/PointLight.js new file mode 100644 index 000000000..7940a16e4 --- /dev/null +++ b/libs/three/src/lights/PointLight.js @@ -0,0 +1,57 @@ +import { Light } from './Light.js'; +import { PointLightShadow } from './PointLightShadow.js'; + +class PointLight extends Light { + + constructor( color, intensity, distance = 0, decay = 2 ) { + + super( color, intensity ); + + this.isPointLight = true; + + this.type = 'PointLight'; + + this.distance = distance; + this.decay = decay; + + this.shadow = new PointLightShadow(); + + } + + get power() { + + // compute the light's luminous power (in lumens) from its intensity (in candela) + // for an isotropic light source, luminous power (lm) = 4 π luminous intensity (cd) + return this.intensity * 4 * Math.PI; + + } + + set power( power ) { + + // set the light's intensity (in candela) from the desired luminous power (in lumens) + this.intensity = power / ( 4 * Math.PI ); + + } + + dispose() { + + this.shadow.dispose(); + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.distance = source.distance; + this.decay = source.decay; + + this.shadow = source.shadow.clone(); + + return this; + + } + +} + +export { PointLight }; diff --git a/libs/three/src/lights/PointLightShadow.js b/libs/three/src/lights/PointLightShadow.js new file mode 100644 index 000000000..86847d10c --- /dev/null +++ b/libs/three/src/lights/PointLightShadow.js @@ -0,0 +1,96 @@ +import { LightShadow } from './LightShadow.js'; +import { PerspectiveCamera } from '../cameras/PerspectiveCamera.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Vector4 } from '../math/Vector4.js'; + +const _projScreenMatrix = /*@__PURE__*/ new Matrix4(); +const _lightPositionWorld = /*@__PURE__*/ new Vector3(); +const _lookTarget = /*@__PURE__*/ new Vector3(); + +class PointLightShadow extends LightShadow { + + constructor() { + + super( new PerspectiveCamera( 90, 1, 0.5, 500 ) ); + + this.isPointLightShadow = true; + + this._frameExtents = new Vector2( 4, 2 ); + + this._viewportCount = 6; + + this._viewports = [ + // These viewports map a cube-map onto a 2D texture with the + // following orientation: + // + // xzXZ + // y Y + // + // X - Positive x direction + // x - Negative x direction + // Y - Positive y direction + // y - Negative y direction + // Z - Positive z direction + // z - Negative z direction + + // positive X + new Vector4( 2, 1, 1, 1 ), + // negative X + new Vector4( 0, 1, 1, 1 ), + // positive Z + new Vector4( 3, 1, 1, 1 ), + // negative Z + new Vector4( 1, 1, 1, 1 ), + // positive Y + new Vector4( 3, 0, 1, 1 ), + // negative Y + new Vector4( 1, 0, 1, 1 ) + ]; + + this._cubeDirections = [ + new Vector3( 1, 0, 0 ), new Vector3( - 1, 0, 0 ), new Vector3( 0, 0, 1 ), + new Vector3( 0, 0, - 1 ), new Vector3( 0, 1, 0 ), new Vector3( 0, - 1, 0 ) + ]; + + this._cubeUps = [ + new Vector3( 0, 1, 0 ), new Vector3( 0, 1, 0 ), new Vector3( 0, 1, 0 ), + new Vector3( 0, 1, 0 ), new Vector3( 0, 0, 1 ), new Vector3( 0, 0, - 1 ) + ]; + + } + + updateMatrices( light, viewportIndex = 0 ) { + + const camera = this.camera; + const shadowMatrix = this.matrix; + + const far = light.distance || camera.far; + + if ( far !== camera.far ) { + + camera.far = far; + camera.updateProjectionMatrix(); + + } + + _lightPositionWorld.setFromMatrixPosition( light.matrixWorld ); + camera.position.copy( _lightPositionWorld ); + + _lookTarget.copy( camera.position ); + _lookTarget.add( this._cubeDirections[ viewportIndex ] ); + camera.up.copy( this._cubeUps[ viewportIndex ] ); + camera.lookAt( _lookTarget ); + camera.updateMatrixWorld(); + + shadowMatrix.makeTranslation( - _lightPositionWorld.x, - _lightPositionWorld.y, - _lightPositionWorld.z ); + + _projScreenMatrix.multiplyMatrices( camera.projectionMatrix, camera.matrixWorldInverse ); + this._frustum.setFromProjectionMatrix( _projScreenMatrix ); + + } + +} + +export { PointLightShadow }; diff --git a/libs/three/src/lights/RectAreaLight.js b/libs/three/src/lights/RectAreaLight.js new file mode 100644 index 000000000..084685b34 --- /dev/null +++ b/libs/three/src/lights/RectAreaLight.js @@ -0,0 +1,56 @@ +import { Light } from './Light.js'; + +class RectAreaLight extends Light { + + constructor( color, intensity, width = 10, height = 10 ) { + + super( color, intensity ); + + this.isRectAreaLight = true; + + this.type = 'RectAreaLight'; + + this.width = width; + this.height = height; + + } + + get power() { + + // compute the light's luminous power (in lumens) from its intensity (in nits) + return this.intensity * this.width * this.height * Math.PI; + + } + + set power( power ) { + + // set the light's intensity (in nits) from the desired luminous power (in lumens) + this.intensity = power / ( this.width * this.height * Math.PI ); + + } + + copy( source ) { + + super.copy( source ); + + this.width = source.width; + this.height = source.height; + + return this; + + } + + toJSON( meta ) { + + const data = super.toJSON( meta ); + + data.object.width = this.width; + data.object.height = this.height; + + return data; + + } + +} + +export { RectAreaLight }; diff --git a/libs/three/src/lights/SpotLight.js b/libs/three/src/lights/SpotLight.js new file mode 100644 index 000000000..37a464c44 --- /dev/null +++ b/libs/three/src/lights/SpotLight.js @@ -0,0 +1,71 @@ +import { Light } from './Light.js'; +import { SpotLightShadow } from './SpotLightShadow.js'; +import { Object3D } from '../core/Object3D.js'; + +class SpotLight extends Light { + + constructor( color, intensity, distance = 0, angle = Math.PI / 3, penumbra = 0, decay = 2 ) { + + super( color, intensity ); + + this.isSpotLight = true; + + this.type = 'SpotLight'; + + this.position.copy( Object3D.DEFAULT_UP ); + this.updateMatrix(); + + this.target = new Object3D(); + + this.distance = distance; + this.angle = angle; + this.penumbra = penumbra; + this.decay = decay; + + this.map = null; + + this.shadow = new SpotLightShadow(); + + } + + get power() { + + // compute the light's luminous power (in lumens) from its intensity (in candela) + // by convention for a spotlight, luminous power (lm) = π * luminous intensity (cd) + return this.intensity * Math.PI; + + } + + set power( power ) { + + // set the light's intensity (in candela) from the desired luminous power (in lumens) + this.intensity = power / Math.PI; + + } + + dispose() { + + this.shadow.dispose(); + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.distance = source.distance; + this.angle = source.angle; + this.penumbra = source.penumbra; + this.decay = source.decay; + + this.target = source.target.clone(); + + this.shadow = source.shadow.clone(); + + return this; + + } + +} + +export { SpotLight }; diff --git a/libs/three/src/lights/SpotLightShadow.js b/libs/three/src/lights/SpotLightShadow.js new file mode 100644 index 000000000..7fa37b32f --- /dev/null +++ b/libs/three/src/lights/SpotLightShadow.js @@ -0,0 +1,50 @@ +import { LightShadow } from './LightShadow.js'; +import * as MathUtils from '../math/MathUtils.js'; +import { PerspectiveCamera } from '../cameras/PerspectiveCamera.js'; + +class SpotLightShadow extends LightShadow { + + constructor() { + + super( new PerspectiveCamera( 50, 1, 0.5, 500 ) ); + + this.isSpotLightShadow = true; + + this.focus = 1; + + } + + updateMatrices( light ) { + + const camera = this.camera; + + const fov = MathUtils.RAD2DEG * 2 * light.angle * this.focus; + const aspect = this.mapSize.width / this.mapSize.height; + const far = light.distance || camera.far; + + if ( fov !== camera.fov || aspect !== camera.aspect || far !== camera.far ) { + + camera.fov = fov; + camera.aspect = aspect; + camera.far = far; + camera.updateProjectionMatrix(); + + } + + super.updateMatrices( light ); + + } + + copy( source ) { + + super.copy( source ); + + this.focus = source.focus; + + return this; + + } + +} + +export { SpotLightShadow }; diff --git a/libs/three/src/loaders/AnimationLoader.js b/libs/three/src/loaders/AnimationLoader.js new file mode 100644 index 000000000..661dab954 --- /dev/null +++ b/libs/three/src/loaders/AnimationLoader.js @@ -0,0 +1,66 @@ +import { AnimationClip } from '../animation/AnimationClip.js'; +import { FileLoader } from './FileLoader.js'; +import { Loader } from './Loader.js'; + +class AnimationLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + const scope = this; + + const loader = new FileLoader( this.manager ); + loader.setPath( this.path ); + loader.setRequestHeader( this.requestHeader ); + loader.setWithCredentials( this.withCredentials ); + loader.load( url, function ( text ) { + + try { + + onLoad( scope.parse( JSON.parse( text ) ) ); + + } catch ( e ) { + + if ( onError ) { + + onError( e ); + + } else { + + console.error( e ); + + } + + scope.manager.itemError( url ); + + } + + }, onProgress, onError ); + + } + + parse( json ) { + + const animations = []; + + for ( let i = 0; i < json.length; i ++ ) { + + const clip = AnimationClip.parse( json[ i ] ); + + animations.push( clip ); + + } + + return animations; + + } + +} + + +export { AnimationLoader }; diff --git a/libs/three/src/loaders/AudioLoader.js b/libs/three/src/loaders/AudioLoader.js new file mode 100644 index 000000000..cc42e8f67 --- /dev/null +++ b/libs/three/src/loaders/AudioLoader.js @@ -0,0 +1,66 @@ +import { AudioContext } from '../audio/AudioContext.js'; +import { FileLoader } from './FileLoader.js'; +import { Loader } from './Loader.js'; + +class AudioLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + const scope = this; + + const loader = new FileLoader( this.manager ); + loader.setResponseType( 'arraybuffer' ); + loader.setPath( this.path ); + loader.setRequestHeader( this.requestHeader ); + loader.setWithCredentials( this.withCredentials ); + loader.load( url, function ( buffer ) { + + try { + + // Create a copy of the buffer. The `decodeAudioData` method + // detaches the buffer when complete, preventing reuse. + const bufferCopy = buffer.slice( 0 ); + + const context = AudioContext.getContext(); + context.decodeAudioData( bufferCopy, function ( audioBuffer ) { + + onLoad( audioBuffer ); + + } ).catch( handleError ); + + } catch ( e ) { + + handleError( e ); + + } + + }, onProgress, onError ); + + function handleError( e ) { + + if ( onError ) { + + onError( e ); + + } else { + + console.error( e ); + + } + + scope.manager.itemError( url ); + + } + + } + +} + + +export { AudioLoader }; diff --git a/libs/three/src/loaders/BufferGeometryLoader.js b/libs/three/src/loaders/BufferGeometryLoader.js new file mode 100644 index 000000000..dd8a7d8f1 --- /dev/null +++ b/libs/three/src/loaders/BufferGeometryLoader.js @@ -0,0 +1,217 @@ +import { Sphere } from '../math/Sphere.js'; +import { Vector3 } from '../math/Vector3.js'; +import { BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { FileLoader } from './FileLoader.js'; +import { Loader } from './Loader.js'; +import { InstancedBufferGeometry } from '../core/InstancedBufferGeometry.js'; +import { InstancedBufferAttribute } from '../core/InstancedBufferAttribute.js'; +import { InterleavedBufferAttribute } from '../core/InterleavedBufferAttribute.js'; +import { InterleavedBuffer } from '../core/InterleavedBuffer.js'; +import { getTypedArray } from '../utils.js'; + +class BufferGeometryLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + const scope = this; + + const loader = new FileLoader( scope.manager ); + loader.setPath( scope.path ); + loader.setRequestHeader( scope.requestHeader ); + loader.setWithCredentials( scope.withCredentials ); + loader.load( url, function ( text ) { + + try { + + onLoad( scope.parse( JSON.parse( text ) ) ); + + } catch ( e ) { + + if ( onError ) { + + onError( e ); + + } else { + + console.error( e ); + + } + + scope.manager.itemError( url ); + + } + + }, onProgress, onError ); + + } + + parse( json ) { + + const interleavedBufferMap = {}; + const arrayBufferMap = {}; + + function getInterleavedBuffer( json, uuid ) { + + if ( interleavedBufferMap[ uuid ] !== undefined ) return interleavedBufferMap[ uuid ]; + + const interleavedBuffers = json.interleavedBuffers; + const interleavedBuffer = interleavedBuffers[ uuid ]; + + const buffer = getArrayBuffer( json, interleavedBuffer.buffer ); + + const array = getTypedArray( interleavedBuffer.type, buffer ); + const ib = new InterleavedBuffer( array, interleavedBuffer.stride ); + ib.uuid = interleavedBuffer.uuid; + + interleavedBufferMap[ uuid ] = ib; + + return ib; + + } + + function getArrayBuffer( json, uuid ) { + + if ( arrayBufferMap[ uuid ] !== undefined ) return arrayBufferMap[ uuid ]; + + const arrayBuffers = json.arrayBuffers; + const arrayBuffer = arrayBuffers[ uuid ]; + + const ab = new Uint32Array( arrayBuffer ).buffer; + + arrayBufferMap[ uuid ] = ab; + + return ab; + + } + + const geometry = json.isInstancedBufferGeometry ? new InstancedBufferGeometry() : new BufferGeometry(); + + const index = json.data.index; + + if ( index !== undefined ) { + + const typedArray = getTypedArray( index.type, index.array ); + geometry.setIndex( new BufferAttribute( typedArray, 1 ) ); + + } + + const attributes = json.data.attributes; + + for ( const key in attributes ) { + + const attribute = attributes[ key ]; + let bufferAttribute; + + if ( attribute.isInterleavedBufferAttribute ) { + + const interleavedBuffer = getInterleavedBuffer( json.data, attribute.data ); + bufferAttribute = new InterleavedBufferAttribute( interleavedBuffer, attribute.itemSize, attribute.offset, attribute.normalized ); + + } else { + + const typedArray = getTypedArray( attribute.type, attribute.array ); + const bufferAttributeConstr = attribute.isInstancedBufferAttribute ? InstancedBufferAttribute : BufferAttribute; + bufferAttribute = new bufferAttributeConstr( typedArray, attribute.itemSize, attribute.normalized ); + + } + + if ( attribute.name !== undefined ) bufferAttribute.name = attribute.name; + if ( attribute.usage !== undefined ) bufferAttribute.setUsage( attribute.usage ); + + geometry.setAttribute( key, bufferAttribute ); + + } + + const morphAttributes = json.data.morphAttributes; + + if ( morphAttributes ) { + + for ( const key in morphAttributes ) { + + const attributeArray = morphAttributes[ key ]; + + const array = []; + + for ( let i = 0, il = attributeArray.length; i < il; i ++ ) { + + const attribute = attributeArray[ i ]; + let bufferAttribute; + + if ( attribute.isInterleavedBufferAttribute ) { + + const interleavedBuffer = getInterleavedBuffer( json.data, attribute.data ); + bufferAttribute = new InterleavedBufferAttribute( interleavedBuffer, attribute.itemSize, attribute.offset, attribute.normalized ); + + } else { + + const typedArray = getTypedArray( attribute.type, attribute.array ); + bufferAttribute = new BufferAttribute( typedArray, attribute.itemSize, attribute.normalized ); + + } + + if ( attribute.name !== undefined ) bufferAttribute.name = attribute.name; + array.push( bufferAttribute ); + + } + + geometry.morphAttributes[ key ] = array; + + } + + } + + const morphTargetsRelative = json.data.morphTargetsRelative; + + if ( morphTargetsRelative ) { + + geometry.morphTargetsRelative = true; + + } + + const groups = json.data.groups || json.data.drawcalls || json.data.offsets; + + if ( groups !== undefined ) { + + for ( let i = 0, n = groups.length; i !== n; ++ i ) { + + const group = groups[ i ]; + + geometry.addGroup( group.start, group.count, group.materialIndex ); + + } + + } + + const boundingSphere = json.data.boundingSphere; + + if ( boundingSphere !== undefined ) { + + const center = new Vector3(); + + if ( boundingSphere.center !== undefined ) { + + center.fromArray( boundingSphere.center ); + + } + + geometry.boundingSphere = new Sphere( center, boundingSphere.radius ); + + } + + if ( json.name ) geometry.name = json.name; + if ( json.userData ) geometry.userData = json.userData; + + return geometry; + + } + +} + +export { BufferGeometryLoader }; diff --git a/libs/three/src/loaders/Cache.js b/libs/three/src/loaders/Cache.js new file mode 100644 index 000000000..25af8cd28 --- /dev/null +++ b/libs/three/src/loaders/Cache.js @@ -0,0 +1,42 @@ +const Cache = { + + enabled: false, + + files: {}, + + add: function ( key, file ) { + + if ( this.enabled === false ) return; + + // console.log( 'THREE.Cache', 'Adding key:', key ); + + this.files[ key ] = file; + + }, + + get: function ( key ) { + + if ( this.enabled === false ) return; + + // console.log( 'THREE.Cache', 'Checking key:', key ); + + return this.files[ key ]; + + }, + + remove: function ( key ) { + + delete this.files[ key ]; + + }, + + clear: function () { + + this.files = {}; + + } + +}; + + +export { Cache }; diff --git a/libs/three/src/loaders/CompressedTextureLoader.js b/libs/three/src/loaders/CompressedTextureLoader.js new file mode 100644 index 000000000..02ef23341 --- /dev/null +++ b/libs/three/src/loaders/CompressedTextureLoader.js @@ -0,0 +1,134 @@ +import { LinearFilter } from '../constants.js'; +import { FileLoader } from './FileLoader.js'; +import { CompressedTexture } from '../textures/CompressedTexture.js'; +import { Loader } from './Loader.js'; + +/** + * Abstract Base class to block based textures loader (dds, pvr, ...) + * + * Sub classes have to implement the parse() method which will be used in load(). + */ + +class CompressedTextureLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + const scope = this; + + const images = []; + + const texture = new CompressedTexture(); + + const loader = new FileLoader( this.manager ); + loader.setPath( this.path ); + loader.setResponseType( 'arraybuffer' ); + loader.setRequestHeader( this.requestHeader ); + loader.setWithCredentials( scope.withCredentials ); + + let loaded = 0; + + function loadTexture( i ) { + + loader.load( url[ i ], function ( buffer ) { + + const texDatas = scope.parse( buffer, true ); + + images[ i ] = { + width: texDatas.width, + height: texDatas.height, + format: texDatas.format, + mipmaps: texDatas.mipmaps + }; + + loaded += 1; + + if ( loaded === 6 ) { + + if ( texDatas.mipmapCount === 1 ) texture.minFilter = LinearFilter; + + texture.image = images; + texture.format = texDatas.format; + texture.needsUpdate = true; + + if ( onLoad ) onLoad( texture ); + + } + + }, onProgress, onError ); + + } + + if ( Array.isArray( url ) ) { + + for ( let i = 0, il = url.length; i < il; ++ i ) { + + loadTexture( i ); + + } + + } else { + + // compressed cubemap texture stored in a single DDS file + + loader.load( url, function ( buffer ) { + + const texDatas = scope.parse( buffer, true ); + + if ( texDatas.isCubemap ) { + + const faces = texDatas.mipmaps.length / texDatas.mipmapCount; + + for ( let f = 0; f < faces; f ++ ) { + + images[ f ] = { mipmaps: [] }; + + for ( let i = 0; i < texDatas.mipmapCount; i ++ ) { + + images[ f ].mipmaps.push( texDatas.mipmaps[ f * texDatas.mipmapCount + i ] ); + images[ f ].format = texDatas.format; + images[ f ].width = texDatas.width; + images[ f ].height = texDatas.height; + + } + + } + + texture.image = images; + + } else { + + texture.image.width = texDatas.width; + texture.image.height = texDatas.height; + texture.mipmaps = texDatas.mipmaps; + + } + + if ( texDatas.mipmapCount === 1 ) { + + texture.minFilter = LinearFilter; + + } + + texture.format = texDatas.format; + texture.needsUpdate = true; + + if ( onLoad ) onLoad( texture ); + + }, onProgress, onError ); + + } + + return texture; + + } + +} + + +export { CompressedTextureLoader }; diff --git a/libs/three/src/loaders/CubeTextureLoader.js b/libs/three/src/loaders/CubeTextureLoader.js new file mode 100644 index 000000000..5115f570d --- /dev/null +++ b/libs/three/src/loaders/CubeTextureLoader.js @@ -0,0 +1,58 @@ +import { ImageLoader } from './ImageLoader.js'; +import { CubeTexture } from '../textures/CubeTexture.js'; +import { Loader } from './Loader.js'; +import { SRGBColorSpace } from '../constants.js'; + +class CubeTextureLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( urls, onLoad, onProgress, onError ) { + + const texture = new CubeTexture(); + texture.colorSpace = SRGBColorSpace; + + const loader = new ImageLoader( this.manager ); + loader.setCrossOrigin( this.crossOrigin ); + loader.setPath( this.path ); + + let loaded = 0; + + function loadTexture( i ) { + + loader.load( urls[ i ], function ( image ) { + + texture.images[ i ] = image; + + loaded ++; + + if ( loaded === 6 ) { + + texture.needsUpdate = true; + + if ( onLoad ) onLoad( texture ); + + } + + }, undefined, onError ); + + } + + for ( let i = 0; i < urls.length; ++ i ) { + + loadTexture( i ); + + } + + return texture; + + } + +} + + +export { CubeTextureLoader }; diff --git a/libs/three/src/loaders/DataTextureLoader.js b/libs/three/src/loaders/DataTextureLoader.js new file mode 100644 index 000000000..6616f375e --- /dev/null +++ b/libs/three/src/loaders/DataTextureLoader.js @@ -0,0 +1,135 @@ +import { LinearFilter, LinearMipmapLinearFilter, ClampToEdgeWrapping } from '../constants.js'; +import { FileLoader } from './FileLoader.js'; +import { DataTexture } from '../textures/DataTexture.js'; +import { Loader } from './Loader.js'; + +/** + * Abstract Base class to load generic binary textures formats (rgbe, hdr, ...) + * + * Sub classes have to implement the parse() method which will be used in load(). + */ + +class DataTextureLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + const scope = this; + + const texture = new DataTexture(); + + const loader = new FileLoader( this.manager ); + loader.setResponseType( 'arraybuffer' ); + loader.setRequestHeader( this.requestHeader ); + loader.setPath( this.path ); + loader.setWithCredentials( scope.withCredentials ); + loader.load( url, function ( buffer ) { + + let texData; + + try { + + texData = scope.parse( buffer ); + + } catch ( error ) { + + if ( onError !== undefined ) { + + onError( error ); + + } else { + + console.error( error ); + return; + + } + + } + + if ( texData.image !== undefined ) { + + texture.image = texData.image; + + } else if ( texData.data !== undefined ) { + + texture.image.width = texData.width; + texture.image.height = texData.height; + texture.image.data = texData.data; + + } + + texture.wrapS = texData.wrapS !== undefined ? texData.wrapS : ClampToEdgeWrapping; + texture.wrapT = texData.wrapT !== undefined ? texData.wrapT : ClampToEdgeWrapping; + + texture.magFilter = texData.magFilter !== undefined ? texData.magFilter : LinearFilter; + texture.minFilter = texData.minFilter !== undefined ? texData.minFilter : LinearFilter; + + texture.anisotropy = texData.anisotropy !== undefined ? texData.anisotropy : 1; + + if ( texData.colorSpace !== undefined ) { + + texture.colorSpace = texData.colorSpace; + + } else if ( texData.encoding !== undefined ) { // @deprecated, r152 + + texture.encoding = texData.encoding; + + } + + if ( texData.flipY !== undefined ) { + + texture.flipY = texData.flipY; + + } + + if ( texData.format !== undefined ) { + + texture.format = texData.format; + + } + + if ( texData.type !== undefined ) { + + texture.type = texData.type; + + } + + if ( texData.mipmaps !== undefined ) { + + texture.mipmaps = texData.mipmaps; + texture.minFilter = LinearMipmapLinearFilter; // presumably... + + } + + if ( texData.mipmapCount === 1 ) { + + texture.minFilter = LinearFilter; + + } + + if ( texData.generateMipmaps !== undefined ) { + + texture.generateMipmaps = texData.generateMipmaps; + + } + + texture.needsUpdate = true; + + if ( onLoad ) onLoad( texture, texData ); + + }, onProgress, onError ); + + + return texture; + + } + +} + + +export { DataTextureLoader }; diff --git a/libs/three/src/loaders/FileLoader.js b/libs/three/src/loaders/FileLoader.js new file mode 100644 index 000000000..1e528eb11 --- /dev/null +++ b/libs/three/src/loaders/FileLoader.js @@ -0,0 +1,284 @@ +import { Cache } from './Cache.js'; +import { Loader } from './Loader.js'; + +const loading = {}; + +class HttpError extends Error { + + constructor( message, response ) { + + super( message ); + this.response = response; + + } + +} + +class FileLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + if ( url === undefined ) url = ''; + + if ( this.path !== undefined ) url = this.path + url; + + url = this.manager.resolveURL( url ); + + const cached = Cache.get( url ); + + if ( cached !== undefined ) { + + this.manager.itemStart( url ); + + setTimeout( () => { + + if ( onLoad ) onLoad( cached ); + + this.manager.itemEnd( url ); + + }, 0 ); + + return cached; + + } + + // Check if request is duplicate + + if ( loading[ url ] !== undefined ) { + + loading[ url ].push( { + + onLoad: onLoad, + onProgress: onProgress, + onError: onError + + } ); + + return; + + } + + // Initialise array for duplicate requests + loading[ url ] = []; + + loading[ url ].push( { + onLoad: onLoad, + onProgress: onProgress, + onError: onError, + } ); + + // create request + const req = new Request( url, { + headers: new Headers( this.requestHeader ), + credentials: this.withCredentials ? 'include' : 'same-origin', + // An abort controller could be added within a future PR + } ); + + // record states ( avoid data race ) + const mimeType = this.mimeType; + const responseType = this.responseType; + + // start the fetch + fetch( req ) + .then( response => { + + if ( response.status === 200 || response.status === 0 ) { + + // Some browsers return HTTP Status 0 when using non-http protocol + // e.g. 'file://' or 'data://'. Handle as success. + + if ( response.status === 0 ) { + + console.warn( 'THREE.FileLoader: HTTP Status 0 received.' ); + + } + + // Workaround: Checking if response.body === undefined for Alipay browser #23548 + + if ( typeof ReadableStream === 'undefined' || response.body === undefined || response.body.getReader === undefined ) { + + return response; + + } + + const callbacks = loading[ url ]; + const reader = response.body.getReader(); + + // Nginx needs X-File-Size check + // https://serverfault.com/questions/482875/why-does-nginx-remove-content-length-header-for-chunked-content + const contentLength = response.headers.get( 'Content-Length' ) || response.headers.get( 'X-File-Size' ); + const total = contentLength ? parseInt( contentLength ) : 0; + const lengthComputable = total !== 0; + let loaded = 0; + + // periodically read data into the new stream tracking while download progress + const stream = new ReadableStream( { + start( controller ) { + + readData(); + + function readData() { + + reader.read().then( ( { done, value } ) => { + + if ( done ) { + + controller.close(); + + } else { + + loaded += value.byteLength; + + const event = new ProgressEvent( 'progress', { lengthComputable, loaded, total } ); + for ( let i = 0, il = callbacks.length; i < il; i ++ ) { + + const callback = callbacks[ i ]; + if ( callback.onProgress ) callback.onProgress( event ); + + } + + controller.enqueue( value ); + readData(); + + } + + } ); + + } + + } + + } ); + + return new Response( stream ); + + } else { + + throw new HttpError( `fetch for "${response.url}" responded with ${response.status}: ${response.statusText}`, response ); + + } + + } ) + .then( response => { + + switch ( responseType ) { + + case 'arraybuffer': + + return response.arrayBuffer(); + + case 'blob': + + return response.blob(); + + case 'document': + + return response.text() + .then( text => { + + const parser = new DOMParser(); + return parser.parseFromString( text, mimeType ); + + } ); + + case 'json': + + return response.json(); + + default: + + if ( mimeType === undefined ) { + + return response.text(); + + } else { + + // sniff encoding + const re = /charset="?([^;"\s]*)"?/i; + const exec = re.exec( mimeType ); + const label = exec && exec[ 1 ] ? exec[ 1 ].toLowerCase() : undefined; + const decoder = new TextDecoder( label ); + return response.arrayBuffer().then( ab => decoder.decode( ab ) ); + + } + + } + + } ) + .then( data => { + + // Add to cache only on HTTP success, so that we do not cache + // error response bodies as proper responses to requests. + Cache.add( url, data ); + + const callbacks = loading[ url ]; + delete loading[ url ]; + + for ( let i = 0, il = callbacks.length; i < il; i ++ ) { + + const callback = callbacks[ i ]; + if ( callback.onLoad ) callback.onLoad( data ); + + } + + } ) + .catch( err => { + + // Abort errors and other errors are handled the same + + const callbacks = loading[ url ]; + + if ( callbacks === undefined ) { + + // When onLoad was called and url was deleted in `loading` + this.manager.itemError( url ); + throw err; + + } + + delete loading[ url ]; + + for ( let i = 0, il = callbacks.length; i < il; i ++ ) { + + const callback = callbacks[ i ]; + if ( callback.onError ) callback.onError( err ); + + } + + this.manager.itemError( url ); + + } ) + .finally( () => { + + this.manager.itemEnd( url ); + + } ); + + this.manager.itemStart( url ); + + } + + setResponseType( value ) { + + this.responseType = value; + return this; + + } + + setMimeType( value ) { + + this.mimeType = value; + return this; + + } + +} + + +export { FileLoader }; diff --git a/libs/three/src/loaders/ImageBitmapLoader.js b/libs/three/src/loaders/ImageBitmapLoader.js new file mode 100644 index 000000000..986e23cad --- /dev/null +++ b/libs/three/src/loaders/ImageBitmapLoader.js @@ -0,0 +1,123 @@ +import { Cache } from './Cache.js'; +import { Loader } from './Loader.js'; + +class ImageBitmapLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + this.isImageBitmapLoader = true; + + if ( typeof createImageBitmap === 'undefined' ) { + + console.warn( 'THREE.ImageBitmapLoader: createImageBitmap() not supported.' ); + + } + + if ( typeof fetch === 'undefined' ) { + + console.warn( 'THREE.ImageBitmapLoader: fetch() not supported.' ); + + } + + this.options = { premultiplyAlpha: 'none' }; + + } + + setOptions( options ) { + + this.options = options; + + return this; + + } + + load( url, onLoad, onProgress, onError ) { + + if ( url === undefined ) url = ''; + + if ( this.path !== undefined ) url = this.path + url; + + url = this.manager.resolveURL( url ); + + const scope = this; + + const cached = Cache.get( url ); + + if ( cached !== undefined ) { + + scope.manager.itemStart( url ); + + // If cached is a promise, wait for it to resolve + if ( cached.then ) { + + cached.then( imageBitmap => { + + if ( onLoad ) onLoad( imageBitmap ); + + scope.manager.itemEnd( url ); + + } ).catch( e => { + + if ( onError ) onError( e ); + + } ); + return; + + } + + // If cached is not a promise (i.e., it's already an imageBitmap) + setTimeout( function () { + + if ( onLoad ) onLoad( cached ); + + scope.manager.itemEnd( url ); + + }, 0 ); + + return cached; + + } + + const fetchOptions = {}; + fetchOptions.credentials = ( this.crossOrigin === 'anonymous' ) ? 'same-origin' : 'include'; + fetchOptions.headers = this.requestHeader; + + const promise = fetch( url, fetchOptions ).then( function ( res ) { + + return res.blob(); + + } ).then( function ( blob ) { + + return createImageBitmap( blob, Object.assign( scope.options, { colorSpaceConversion: 'none' } ) ); + + } ).then( function ( imageBitmap ) { + + Cache.add( url, imageBitmap ); + + if ( onLoad ) onLoad( imageBitmap ); + + scope.manager.itemEnd( url ); + + return imageBitmap; + + } ).catch( function ( e ) { + + if ( onError ) onError( e ); + + Cache.remove( url ); + + scope.manager.itemError( url ); + scope.manager.itemEnd( url ); + + } ); + + Cache.add( url, promise ); + scope.manager.itemStart( url ); + + } + +} + +export { ImageBitmapLoader }; diff --git a/libs/three/src/loaders/ImageLoader.js b/libs/three/src/loaders/ImageLoader.js new file mode 100644 index 000000000..c6d593c27 --- /dev/null +++ b/libs/three/src/loaders/ImageLoader.js @@ -0,0 +1,91 @@ +import { Cache } from './Cache.js'; +import { Loader } from './Loader.js'; +import { createElementNS } from '../utils.js'; + +class ImageLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + if ( this.path !== undefined ) url = this.path + url; + + url = this.manager.resolveURL( url ); + + const scope = this; + + const cached = Cache.get( url ); + + if ( cached !== undefined ) { + + scope.manager.itemStart( url ); + + setTimeout( function () { + + if ( onLoad ) onLoad( cached ); + + scope.manager.itemEnd( url ); + + }, 0 ); + + return cached; + + } + + const image = createElementNS( 'img' ); + + function onImageLoad() { + + removeEventListeners(); + + Cache.add( url, this ); + + if ( onLoad ) onLoad( this ); + + scope.manager.itemEnd( url ); + + } + + function onImageError( event ) { + + removeEventListeners(); + + if ( onError ) onError( event ); + + scope.manager.itemError( url ); + scope.manager.itemEnd( url ); + + } + + function removeEventListeners() { + + image.removeEventListener( 'load', onImageLoad, false ); + image.removeEventListener( 'error', onImageError, false ); + + } + + image.addEventListener( 'load', onImageLoad, false ); + image.addEventListener( 'error', onImageError, false ); + + if ( url.slice( 0, 5 ) !== 'data:' ) { + + if ( this.crossOrigin !== undefined ) image.crossOrigin = this.crossOrigin; + + } + + scope.manager.itemStart( url ); + + image.src = url; + + return image; + + } + +} + + +export { ImageLoader }; diff --git a/libs/three/src/loaders/Loader.js b/libs/three/src/loaders/Loader.js new file mode 100644 index 000000000..bc3ed5e65 --- /dev/null +++ b/libs/three/src/loaders/Loader.js @@ -0,0 +1,72 @@ +import { DefaultLoadingManager } from './LoadingManager.js'; + +class Loader { + + constructor( manager ) { + + this.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager; + + this.crossOrigin = 'anonymous'; + this.withCredentials = false; + this.path = ''; + this.resourcePath = ''; + this.requestHeader = {}; + + } + + load( /* url, onLoad, onProgress, onError */ ) {} + + loadAsync( url, onProgress ) { + + const scope = this; + + return new Promise( function ( resolve, reject ) { + + scope.load( url, resolve, onProgress, reject ); + + } ); + + } + + parse( /* data */ ) {} + + setCrossOrigin( crossOrigin ) { + + this.crossOrigin = crossOrigin; + return this; + + } + + setWithCredentials( value ) { + + this.withCredentials = value; + return this; + + } + + setPath( path ) { + + this.path = path; + return this; + + } + + setResourcePath( resourcePath ) { + + this.resourcePath = resourcePath; + return this; + + } + + setRequestHeader( requestHeader ) { + + this.requestHeader = requestHeader; + return this; + + } + +} + +Loader.DEFAULT_MATERIAL_NAME = '__DEFAULT'; + +export { Loader }; diff --git a/libs/three/src/loaders/LoaderUtils.js b/libs/three/src/loaders/LoaderUtils.js new file mode 100644 index 000000000..b7ac3c10d --- /dev/null +++ b/libs/three/src/loaders/LoaderUtils.js @@ -0,0 +1,75 @@ +class LoaderUtils { + + static decodeText( array ) { + + if ( typeof TextDecoder !== 'undefined' ) { + + return new TextDecoder().decode( array ); + + } + + // Avoid the String.fromCharCode.apply(null, array) shortcut, which + // throws a "maximum call stack size exceeded" error for large arrays. + + let s = ''; + + for ( let i = 0, il = array.length; i < il; i ++ ) { + + // Implicitly assumes little-endian. + s += String.fromCharCode( array[ i ] ); + + } + + try { + + // merges multi-byte utf-8 characters. + + return decodeURIComponent( escape( s ) ); + + } catch ( e ) { // see #16358 + + return s; + + } + + } + + static extractUrlBase( url ) { + + const index = url.lastIndexOf( '/' ); + + if ( index === - 1 ) return './'; + + return url.slice( 0, index + 1 ); + + } + + static resolveURL( url, path ) { + + // Invalid URL + if ( typeof url !== 'string' || url === '' ) return ''; + + // Host Relative URL + if ( /^https?:\/\//i.test( path ) && /^\//.test( url ) ) { + + path = path.replace( /(^https?:\/\/[^\/]+).*/i, '$1' ); + + } + + // Absolute URL http://,https://,// + if ( /^(https?:)?\/\//i.test( url ) ) return url; + + // Data URI + if ( /^data:.*,.*$/i.test( url ) ) return url; + + // Blob URL + if ( /^blob:.*$/i.test( url ) ) return url; + + // Relative URL + return path + url; + + } + +} + +export { LoaderUtils }; diff --git a/libs/three/src/loaders/LoadingManager.js b/libs/three/src/loaders/LoadingManager.js new file mode 100644 index 000000000..4d53e5768 --- /dev/null +++ b/libs/three/src/loaders/LoadingManager.js @@ -0,0 +1,142 @@ +class LoadingManager { + + constructor( onLoad, onProgress, onError ) { + + const scope = this; + + let isLoading = false; + let itemsLoaded = 0; + let itemsTotal = 0; + let urlModifier = undefined; + const handlers = []; + + // Refer to #5689 for the reason why we don't set .onStart + // in the constructor + + this.onStart = undefined; + this.onLoad = onLoad; + this.onProgress = onProgress; + this.onError = onError; + + this.itemStart = function ( url ) { + + itemsTotal ++; + + if ( isLoading === false ) { + + if ( scope.onStart !== undefined ) { + + scope.onStart( url, itemsLoaded, itemsTotal ); + + } + + } + + isLoading = true; + + }; + + this.itemEnd = function ( url ) { + + itemsLoaded ++; + + if ( scope.onProgress !== undefined ) { + + scope.onProgress( url, itemsLoaded, itemsTotal ); + + } + + if ( itemsLoaded === itemsTotal ) { + + isLoading = false; + + if ( scope.onLoad !== undefined ) { + + scope.onLoad(); + + } + + } + + }; + + this.itemError = function ( url ) { + + if ( scope.onError !== undefined ) { + + scope.onError( url ); + + } + + }; + + this.resolveURL = function ( url ) { + + if ( urlModifier ) { + + return urlModifier( url ); + + } + + return url; + + }; + + this.setURLModifier = function ( transform ) { + + urlModifier = transform; + + return this; + + }; + + this.addHandler = function ( regex, loader ) { + + handlers.push( regex, loader ); + + return this; + + }; + + this.removeHandler = function ( regex ) { + + const index = handlers.indexOf( regex ); + + if ( index !== - 1 ) { + + handlers.splice( index, 2 ); + + } + + return this; + + }; + + this.getHandler = function ( file ) { + + for ( let i = 0, l = handlers.length; i < l; i += 2 ) { + + const regex = handlers[ i ]; + const loader = handlers[ i + 1 ]; + + if ( regex.global ) regex.lastIndex = 0; // see #17920 + + if ( regex.test( file ) ) { + + return loader; + + } + + } + + return null; + + }; + + } + +} + +const DefaultLoadingManager = /*@__PURE__*/ new LoadingManager(); + +export { DefaultLoadingManager, LoadingManager }; diff --git a/libs/three/src/loaders/MaterialLoader.js b/libs/three/src/loaders/MaterialLoader.js new file mode 100644 index 000000000..d0351ce84 --- /dev/null +++ b/libs/three/src/loaders/MaterialLoader.js @@ -0,0 +1,372 @@ +import { Color } from '../math/Color.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Vector4 } from '../math/Vector4.js'; +import { Matrix3 } from '../math/Matrix3.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { FileLoader } from './FileLoader.js'; +import { Loader } from './Loader.js'; +import { + ShadowMaterial, + SpriteMaterial, + RawShaderMaterial, + ShaderMaterial, + PointsMaterial, + MeshPhysicalMaterial, + MeshStandardMaterial, + MeshPhongMaterial, + MeshToonMaterial, + MeshNormalMaterial, + MeshLambertMaterial, + MeshDepthMaterial, + MeshDistanceMaterial, + MeshBasicMaterial, + MeshMatcapMaterial, + LineDashedMaterial, + LineBasicMaterial, + Material, +} from '../materials/Materials.js'; + +class MaterialLoader extends Loader { + + constructor( manager ) { + + super( manager ); + this.textures = {}; + + } + + load( url, onLoad, onProgress, onError ) { + + const scope = this; + + const loader = new FileLoader( scope.manager ); + loader.setPath( scope.path ); + loader.setRequestHeader( scope.requestHeader ); + loader.setWithCredentials( scope.withCredentials ); + loader.load( url, function ( text ) { + + try { + + onLoad( scope.parse( JSON.parse( text ) ) ); + + } catch ( e ) { + + if ( onError ) { + + onError( e ); + + } else { + + console.error( e ); + + } + + scope.manager.itemError( url ); + + } + + }, onProgress, onError ); + + } + + parse( json ) { + + const textures = this.textures; + + function getTexture( name ) { + + if ( textures[ name ] === undefined ) { + + console.warn( 'THREE.MaterialLoader: Undefined texture', name ); + + } + + return textures[ name ]; + + } + + const material = MaterialLoader.createMaterialFromType( json.type ); + + if ( json.uuid !== undefined ) material.uuid = json.uuid; + if ( json.name !== undefined ) material.name = json.name; + if ( json.color !== undefined && material.color !== undefined ) material.color.setHex( json.color ); + if ( json.roughness !== undefined ) material.roughness = json.roughness; + if ( json.metalness !== undefined ) material.metalness = json.metalness; + if ( json.sheen !== undefined ) material.sheen = json.sheen; + if ( json.sheenColor !== undefined ) material.sheenColor = new Color().setHex( json.sheenColor ); + if ( json.sheenRoughness !== undefined ) material.sheenRoughness = json.sheenRoughness; + if ( json.emissive !== undefined && material.emissive !== undefined ) material.emissive.setHex( json.emissive ); + if ( json.specular !== undefined && material.specular !== undefined ) material.specular.setHex( json.specular ); + if ( json.specularIntensity !== undefined ) material.specularIntensity = json.specularIntensity; + if ( json.specularColor !== undefined && material.specularColor !== undefined ) material.specularColor.setHex( json.specularColor ); + if ( json.shininess !== undefined ) material.shininess = json.shininess; + if ( json.clearcoat !== undefined ) material.clearcoat = json.clearcoat; + if ( json.clearcoatRoughness !== undefined ) material.clearcoatRoughness = json.clearcoatRoughness; + if ( json.iridescence !== undefined ) material.iridescence = json.iridescence; + if ( json.iridescenceIOR !== undefined ) material.iridescenceIOR = json.iridescenceIOR; + if ( json.iridescenceThicknessRange !== undefined ) material.iridescenceThicknessRange = json.iridescenceThicknessRange; + if ( json.transmission !== undefined ) material.transmission = json.transmission; + if ( json.thickness !== undefined ) material.thickness = json.thickness; + if ( json.attenuationDistance !== undefined ) material.attenuationDistance = json.attenuationDistance; + if ( json.attenuationColor !== undefined && material.attenuationColor !== undefined ) material.attenuationColor.setHex( json.attenuationColor ); + if ( json.anisotropy !== undefined ) material.anisotropy = json.anisotropy; + if ( json.anisotropyRotation !== undefined ) material.anisotropyRotation = json.anisotropyRotation; + if ( json.fog !== undefined ) material.fog = json.fog; + if ( json.flatShading !== undefined ) material.flatShading = json.flatShading; + if ( json.blending !== undefined ) material.blending = json.blending; + if ( json.combine !== undefined ) material.combine = json.combine; + if ( json.side !== undefined ) material.side = json.side; + if ( json.shadowSide !== undefined ) material.shadowSide = json.shadowSide; + if ( json.opacity !== undefined ) material.opacity = json.opacity; + if ( json.transparent !== undefined ) material.transparent = json.transparent; + if ( json.alphaTest !== undefined ) material.alphaTest = json.alphaTest; + if ( json.alphaHash !== undefined ) material.alphaHash = json.alphaHash; + if ( json.depthFunc !== undefined ) material.depthFunc = json.depthFunc; + if ( json.depthTest !== undefined ) material.depthTest = json.depthTest; + if ( json.depthWrite !== undefined ) material.depthWrite = json.depthWrite; + if ( json.colorWrite !== undefined ) material.colorWrite = json.colorWrite; + if ( json.blendSrc !== undefined ) material.blendSrc = json.blendSrc; + if ( json.blendDst !== undefined ) material.blendDst = json.blendDst; + if ( json.blendEquation !== undefined ) material.blendEquation = json.blendEquation; + if ( json.blendSrcAlpha !== undefined ) material.blendSrcAlpha = json.blendSrcAlpha; + if ( json.blendDstAlpha !== undefined ) material.blendDstAlpha = json.blendDstAlpha; + if ( json.blendEquationAlpha !== undefined ) material.blendEquationAlpha = json.blendEquationAlpha; + if ( json.blendColor !== undefined && material.blendColor !== undefined ) material.blendColor.setHex( json.blendColor ); + if ( json.blendAlpha !== undefined ) material.blendAlpha = json.blendAlpha; + if ( json.stencilWriteMask !== undefined ) material.stencilWriteMask = json.stencilWriteMask; + if ( json.stencilFunc !== undefined ) material.stencilFunc = json.stencilFunc; + if ( json.stencilRef !== undefined ) material.stencilRef = json.stencilRef; + if ( json.stencilFuncMask !== undefined ) material.stencilFuncMask = json.stencilFuncMask; + if ( json.stencilFail !== undefined ) material.stencilFail = json.stencilFail; + if ( json.stencilZFail !== undefined ) material.stencilZFail = json.stencilZFail; + if ( json.stencilZPass !== undefined ) material.stencilZPass = json.stencilZPass; + if ( json.stencilWrite !== undefined ) material.stencilWrite = json.stencilWrite; + + if ( json.wireframe !== undefined ) material.wireframe = json.wireframe; + if ( json.wireframeLinewidth !== undefined ) material.wireframeLinewidth = json.wireframeLinewidth; + if ( json.wireframeLinecap !== undefined ) material.wireframeLinecap = json.wireframeLinecap; + if ( json.wireframeLinejoin !== undefined ) material.wireframeLinejoin = json.wireframeLinejoin; + + if ( json.rotation !== undefined ) material.rotation = json.rotation; + + if ( json.linewidth !== undefined ) material.linewidth = json.linewidth; + if ( json.dashSize !== undefined ) material.dashSize = json.dashSize; + if ( json.gapSize !== undefined ) material.gapSize = json.gapSize; + if ( json.scale !== undefined ) material.scale = json.scale; + + if ( json.polygonOffset !== undefined ) material.polygonOffset = json.polygonOffset; + if ( json.polygonOffsetFactor !== undefined ) material.polygonOffsetFactor = json.polygonOffsetFactor; + if ( json.polygonOffsetUnits !== undefined ) material.polygonOffsetUnits = json.polygonOffsetUnits; + + if ( json.dithering !== undefined ) material.dithering = json.dithering; + + if ( json.alphaToCoverage !== undefined ) material.alphaToCoverage = json.alphaToCoverage; + if ( json.premultipliedAlpha !== undefined ) material.premultipliedAlpha = json.premultipliedAlpha; + if ( json.forceSinglePass !== undefined ) material.forceSinglePass = json.forceSinglePass; + + if ( json.visible !== undefined ) material.visible = json.visible; + + if ( json.toneMapped !== undefined ) material.toneMapped = json.toneMapped; + + if ( json.userData !== undefined ) material.userData = json.userData; + + if ( json.vertexColors !== undefined ) { + + if ( typeof json.vertexColors === 'number' ) { + + material.vertexColors = ( json.vertexColors > 0 ) ? true : false; + + } else { + + material.vertexColors = json.vertexColors; + + } + + } + + // Shader Material + + if ( json.uniforms !== undefined ) { + + for ( const name in json.uniforms ) { + + const uniform = json.uniforms[ name ]; + + material.uniforms[ name ] = {}; + + switch ( uniform.type ) { + + case 't': + material.uniforms[ name ].value = getTexture( uniform.value ); + break; + + case 'c': + material.uniforms[ name ].value = new Color().setHex( uniform.value ); + break; + + case 'v2': + material.uniforms[ name ].value = new Vector2().fromArray( uniform.value ); + break; + + case 'v3': + material.uniforms[ name ].value = new Vector3().fromArray( uniform.value ); + break; + + case 'v4': + material.uniforms[ name ].value = new Vector4().fromArray( uniform.value ); + break; + + case 'm3': + material.uniforms[ name ].value = new Matrix3().fromArray( uniform.value ); + break; + + case 'm4': + material.uniforms[ name ].value = new Matrix4().fromArray( uniform.value ); + break; + + default: + material.uniforms[ name ].value = uniform.value; + + } + + } + + } + + if ( json.defines !== undefined ) material.defines = json.defines; + if ( json.vertexShader !== undefined ) material.vertexShader = json.vertexShader; + if ( json.fragmentShader !== undefined ) material.fragmentShader = json.fragmentShader; + if ( json.glslVersion !== undefined ) material.glslVersion = json.glslVersion; + + if ( json.extensions !== undefined ) { + + for ( const key in json.extensions ) { + + material.extensions[ key ] = json.extensions[ key ]; + + } + + } + + if ( json.lights !== undefined ) material.lights = json.lights; + if ( json.clipping !== undefined ) material.clipping = json.clipping; + + // for PointsMaterial + + if ( json.size !== undefined ) material.size = json.size; + if ( json.sizeAttenuation !== undefined ) material.sizeAttenuation = json.sizeAttenuation; + + // maps + + if ( json.map !== undefined ) material.map = getTexture( json.map ); + if ( json.matcap !== undefined ) material.matcap = getTexture( json.matcap ); + + if ( json.alphaMap !== undefined ) material.alphaMap = getTexture( json.alphaMap ); + + if ( json.bumpMap !== undefined ) material.bumpMap = getTexture( json.bumpMap ); + if ( json.bumpScale !== undefined ) material.bumpScale = json.bumpScale; + + if ( json.normalMap !== undefined ) material.normalMap = getTexture( json.normalMap ); + if ( json.normalMapType !== undefined ) material.normalMapType = json.normalMapType; + if ( json.normalScale !== undefined ) { + + let normalScale = json.normalScale; + + if ( Array.isArray( normalScale ) === false ) { + + // Blender exporter used to export a scalar. See #7459 + + normalScale = [ normalScale, normalScale ]; + + } + + material.normalScale = new Vector2().fromArray( normalScale ); + + } + + if ( json.displacementMap !== undefined ) material.displacementMap = getTexture( json.displacementMap ); + if ( json.displacementScale !== undefined ) material.displacementScale = json.displacementScale; + if ( json.displacementBias !== undefined ) material.displacementBias = json.displacementBias; + + if ( json.roughnessMap !== undefined ) material.roughnessMap = getTexture( json.roughnessMap ); + if ( json.metalnessMap !== undefined ) material.metalnessMap = getTexture( json.metalnessMap ); + + if ( json.emissiveMap !== undefined ) material.emissiveMap = getTexture( json.emissiveMap ); + if ( json.emissiveIntensity !== undefined ) material.emissiveIntensity = json.emissiveIntensity; + + if ( json.specularMap !== undefined ) material.specularMap = getTexture( json.specularMap ); + if ( json.specularIntensityMap !== undefined ) material.specularIntensityMap = getTexture( json.specularIntensityMap ); + if ( json.specularColorMap !== undefined ) material.specularColorMap = getTexture( json.specularColorMap ); + + if ( json.envMap !== undefined ) material.envMap = getTexture( json.envMap ); + if ( json.envMapIntensity !== undefined ) material.envMapIntensity = json.envMapIntensity; + + if ( json.reflectivity !== undefined ) material.reflectivity = json.reflectivity; + if ( json.refractionRatio !== undefined ) material.refractionRatio = json.refractionRatio; + + if ( json.lightMap !== undefined ) material.lightMap = getTexture( json.lightMap ); + if ( json.lightMapIntensity !== undefined ) material.lightMapIntensity = json.lightMapIntensity; + + if ( json.aoMap !== undefined ) material.aoMap = getTexture( json.aoMap ); + if ( json.aoMapIntensity !== undefined ) material.aoMapIntensity = json.aoMapIntensity; + + if ( json.gradientMap !== undefined ) material.gradientMap = getTexture( json.gradientMap ); + + if ( json.clearcoatMap !== undefined ) material.clearcoatMap = getTexture( json.clearcoatMap ); + if ( json.clearcoatRoughnessMap !== undefined ) material.clearcoatRoughnessMap = getTexture( json.clearcoatRoughnessMap ); + if ( json.clearcoatNormalMap !== undefined ) material.clearcoatNormalMap = getTexture( json.clearcoatNormalMap ); + if ( json.clearcoatNormalScale !== undefined ) material.clearcoatNormalScale = new Vector2().fromArray( json.clearcoatNormalScale ); + + if ( json.iridescenceMap !== undefined ) material.iridescenceMap = getTexture( json.iridescenceMap ); + if ( json.iridescenceThicknessMap !== undefined ) material.iridescenceThicknessMap = getTexture( json.iridescenceThicknessMap ); + + if ( json.transmissionMap !== undefined ) material.transmissionMap = getTexture( json.transmissionMap ); + if ( json.thicknessMap !== undefined ) material.thicknessMap = getTexture( json.thicknessMap ); + + if ( json.anisotropyMap !== undefined ) material.anisotropyMap = getTexture( json.anisotropyMap ); + + if ( json.sheenColorMap !== undefined ) material.sheenColorMap = getTexture( json.sheenColorMap ); + if ( json.sheenRoughnessMap !== undefined ) material.sheenRoughnessMap = getTexture( json.sheenRoughnessMap ); + + return material; + + } + + setTextures( value ) { + + this.textures = value; + return this; + + } + + static createMaterialFromType( type ) { + + const materialLib = { + ShadowMaterial, + SpriteMaterial, + RawShaderMaterial, + ShaderMaterial, + PointsMaterial, + MeshPhysicalMaterial, + MeshStandardMaterial, + MeshPhongMaterial, + MeshToonMaterial, + MeshNormalMaterial, + MeshLambertMaterial, + MeshDepthMaterial, + MeshDistanceMaterial, + MeshBasicMaterial, + MeshMatcapMaterial, + LineDashedMaterial, + LineBasicMaterial, + Material + }; + + return new materialLib[ type ](); + + } + +} + +export { MaterialLoader }; diff --git a/libs/three/src/loaders/ObjectLoader.js b/libs/three/src/loaders/ObjectLoader.js new file mode 100644 index 000000000..65a561475 --- /dev/null +++ b/libs/three/src/loaders/ObjectLoader.js @@ -0,0 +1,1148 @@ +import { + UVMapping, + CubeReflectionMapping, + CubeRefractionMapping, + EquirectangularReflectionMapping, + EquirectangularRefractionMapping, + CubeUVReflectionMapping, + + RepeatWrapping, + ClampToEdgeWrapping, + MirroredRepeatWrapping, + + NearestFilter, + NearestMipmapNearestFilter, + NearestMipmapLinearFilter, + LinearFilter, + LinearMipmapNearestFilter, + LinearMipmapLinearFilter +} from '../constants.js'; +import { InstancedBufferAttribute } from '../core/InstancedBufferAttribute.js'; +import { Color } from '../math/Color.js'; +import { Object3D } from '../core/Object3D.js'; +import { Group } from '../objects/Group.js'; +import { InstancedMesh } from '../objects/InstancedMesh.js'; +import { BatchedMesh } from '../objects/BatchedMesh.js'; +import { Sprite } from '../objects/Sprite.js'; +import { Points } from '../objects/Points.js'; +import { Line } from '../objects/Line.js'; +import { LineLoop } from '../objects/LineLoop.js'; +import { LineSegments } from '../objects/LineSegments.js'; +import { LOD } from '../objects/LOD.js'; +import { Mesh } from '../objects/Mesh.js'; +import { SkinnedMesh } from '../objects/SkinnedMesh.js'; +import { Bone } from '../objects/Bone.js'; +import { Skeleton } from '../objects/Skeleton.js'; +import { Shape } from '../extras/core/Shape.js'; +import { Fog } from '../scenes/Fog.js'; +import { FogExp2 } from '../scenes/FogExp2.js'; +import { HemisphereLight } from '../lights/HemisphereLight.js'; +import { SpotLight } from '../lights/SpotLight.js'; +import { PointLight } from '../lights/PointLight.js'; +import { DirectionalLight } from '../lights/DirectionalLight.js'; +import { AmbientLight } from '../lights/AmbientLight.js'; +import { RectAreaLight } from '../lights/RectAreaLight.js'; +import { LightProbe } from '../lights/LightProbe.js'; +import { OrthographicCamera } from '../cameras/OrthographicCamera.js'; +import { PerspectiveCamera } from '../cameras/PerspectiveCamera.js'; +import { Scene } from '../scenes/Scene.js'; +import { CubeTexture } from '../textures/CubeTexture.js'; +import { Texture } from '../textures/Texture.js'; +import { Source } from '../textures/Source.js'; +import { DataTexture } from '../textures/DataTexture.js'; +import { ImageLoader } from './ImageLoader.js'; +import { LoadingManager } from './LoadingManager.js'; +import { AnimationClip } from '../animation/AnimationClip.js'; +import { MaterialLoader } from './MaterialLoader.js'; +import { LoaderUtils } from './LoaderUtils.js'; +import { BufferGeometryLoader } from './BufferGeometryLoader.js'; +import { Loader } from './Loader.js'; +import { FileLoader } from './FileLoader.js'; +import * as Geometries from '../geometries/Geometries.js'; +import { getTypedArray } from '../utils.js'; +import { Box3 } from '../math/Box3.js'; +import { Sphere } from '../math/Sphere.js'; + +class ObjectLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + const scope = this; + + const path = ( this.path === '' ) ? LoaderUtils.extractUrlBase( url ) : this.path; + this.resourcePath = this.resourcePath || path; + + const loader = new FileLoader( this.manager ); + loader.setPath( this.path ); + loader.setRequestHeader( this.requestHeader ); + loader.setWithCredentials( this.withCredentials ); + loader.load( url, function ( text ) { + + let json = null; + + try { + + json = JSON.parse( text ); + + } catch ( error ) { + + if ( onError !== undefined ) onError( error ); + + console.error( 'THREE:ObjectLoader: Can\'t parse ' + url + '.', error.message ); + + return; + + } + + const metadata = json.metadata; + + if ( metadata === undefined || metadata.type === undefined || metadata.type.toLowerCase() === 'geometry' ) { + + if ( onError !== undefined ) onError( new Error( 'THREE.ObjectLoader: Can\'t load ' + url ) ); + + console.error( 'THREE.ObjectLoader: Can\'t load ' + url ); + return; + + } + + scope.parse( json, onLoad ); + + }, onProgress, onError ); + + } + + async loadAsync( url, onProgress ) { + + const scope = this; + + const path = ( this.path === '' ) ? LoaderUtils.extractUrlBase( url ) : this.path; + this.resourcePath = this.resourcePath || path; + + const loader = new FileLoader( this.manager ); + loader.setPath( this.path ); + loader.setRequestHeader( this.requestHeader ); + loader.setWithCredentials( this.withCredentials ); + + const text = await loader.loadAsync( url, onProgress ); + + const json = JSON.parse( text ); + + const metadata = json.metadata; + + if ( metadata === undefined || metadata.type === undefined || metadata.type.toLowerCase() === 'geometry' ) { + + throw new Error( 'THREE.ObjectLoader: Can\'t load ' + url ); + + } + + return await scope.parseAsync( json ); + + } + + parse( json, onLoad ) { + + const animations = this.parseAnimations( json.animations ); + const shapes = this.parseShapes( json.shapes ); + const geometries = this.parseGeometries( json.geometries, shapes ); + + const images = this.parseImages( json.images, function () { + + if ( onLoad !== undefined ) onLoad( object ); + + } ); + + const textures = this.parseTextures( json.textures, images ); + const materials = this.parseMaterials( json.materials, textures ); + + const object = this.parseObject( json.object, geometries, materials, textures, animations ); + const skeletons = this.parseSkeletons( json.skeletons, object ); + + this.bindSkeletons( object, skeletons ); + + // + + if ( onLoad !== undefined ) { + + let hasImages = false; + + for ( const uuid in images ) { + + if ( images[ uuid ].data instanceof HTMLImageElement ) { + + hasImages = true; + break; + + } + + } + + if ( hasImages === false ) onLoad( object ); + + } + + return object; + + } + + async parseAsync( json ) { + + const animations = this.parseAnimations( json.animations ); + const shapes = this.parseShapes( json.shapes ); + const geometries = this.parseGeometries( json.geometries, shapes ); + + const images = await this.parseImagesAsync( json.images ); + + const textures = this.parseTextures( json.textures, images ); + const materials = this.parseMaterials( json.materials, textures ); + + const object = this.parseObject( json.object, geometries, materials, textures, animations ); + const skeletons = this.parseSkeletons( json.skeletons, object ); + + this.bindSkeletons( object, skeletons ); + + return object; + + } + + parseShapes( json ) { + + const shapes = {}; + + if ( json !== undefined ) { + + for ( let i = 0, l = json.length; i < l; i ++ ) { + + const shape = new Shape().fromJSON( json[ i ] ); + + shapes[ shape.uuid ] = shape; + + } + + } + + return shapes; + + } + + parseSkeletons( json, object ) { + + const skeletons = {}; + const bones = {}; + + // generate bone lookup table + + object.traverse( function ( child ) { + + if ( child.isBone ) bones[ child.uuid ] = child; + + } ); + + // create skeletons + + if ( json !== undefined ) { + + for ( let i = 0, l = json.length; i < l; i ++ ) { + + const skeleton = new Skeleton().fromJSON( json[ i ], bones ); + + skeletons[ skeleton.uuid ] = skeleton; + + } + + } + + return skeletons; + + } + + parseGeometries( json, shapes ) { + + const geometries = {}; + + if ( json !== undefined ) { + + const bufferGeometryLoader = new BufferGeometryLoader(); + + for ( let i = 0, l = json.length; i < l; i ++ ) { + + let geometry; + const data = json[ i ]; + + switch ( data.type ) { + + case 'BufferGeometry': + case 'InstancedBufferGeometry': + + geometry = bufferGeometryLoader.parse( data ); + break; + + default: + + if ( data.type in Geometries ) { + + geometry = Geometries[ data.type ].fromJSON( data, shapes ); + + } else { + + console.warn( `THREE.ObjectLoader: Unsupported geometry type "${ data.type }"` ); + + } + + } + + geometry.uuid = data.uuid; + + if ( data.name !== undefined ) geometry.name = data.name; + if ( data.userData !== undefined ) geometry.userData = data.userData; + + geometries[ data.uuid ] = geometry; + + } + + } + + return geometries; + + } + + parseMaterials( json, textures ) { + + const cache = {}; // MultiMaterial + const materials = {}; + + if ( json !== undefined ) { + + const loader = new MaterialLoader(); + loader.setTextures( textures ); + + for ( let i = 0, l = json.length; i < l; i ++ ) { + + const data = json[ i ]; + + if ( cache[ data.uuid ] === undefined ) { + + cache[ data.uuid ] = loader.parse( data ); + + } + + materials[ data.uuid ] = cache[ data.uuid ]; + + } + + } + + return materials; + + } + + parseAnimations( json ) { + + const animations = {}; + + if ( json !== undefined ) { + + for ( let i = 0; i < json.length; i ++ ) { + + const data = json[ i ]; + + const clip = AnimationClip.parse( data ); + + animations[ clip.uuid ] = clip; + + } + + } + + return animations; + + } + + parseImages( json, onLoad ) { + + const scope = this; + const images = {}; + + let loader; + + function loadImage( url ) { + + scope.manager.itemStart( url ); + + return loader.load( url, function () { + + scope.manager.itemEnd( url ); + + }, undefined, function () { + + scope.manager.itemError( url ); + scope.manager.itemEnd( url ); + + } ); + + } + + function deserializeImage( image ) { + + if ( typeof image === 'string' ) { + + const url = image; + + const path = /^(\/\/)|([a-z]+:(\/\/)?)/i.test( url ) ? url : scope.resourcePath + url; + + return loadImage( path ); + + } else { + + if ( image.data ) { + + return { + data: getTypedArray( image.type, image.data ), + width: image.width, + height: image.height + }; + + } else { + + return null; + + } + + } + + } + + if ( json !== undefined && json.length > 0 ) { + + const manager = new LoadingManager( onLoad ); + + loader = new ImageLoader( manager ); + loader.setCrossOrigin( this.crossOrigin ); + + for ( let i = 0, il = json.length; i < il; i ++ ) { + + const image = json[ i ]; + const url = image.url; + + if ( Array.isArray( url ) ) { + + // load array of images e.g CubeTexture + + const imageArray = []; + + for ( let j = 0, jl = url.length; j < jl; j ++ ) { + + const currentUrl = url[ j ]; + + const deserializedImage = deserializeImage( currentUrl ); + + if ( deserializedImage !== null ) { + + if ( deserializedImage instanceof HTMLImageElement ) { + + imageArray.push( deserializedImage ); + + } else { + + // special case: handle array of data textures for cube textures + + imageArray.push( new DataTexture( deserializedImage.data, deserializedImage.width, deserializedImage.height ) ); + + } + + } + + } + + images[ image.uuid ] = new Source( imageArray ); + + } else { + + // load single image + + const deserializedImage = deserializeImage( image.url ); + images[ image.uuid ] = new Source( deserializedImage ); + + + } + + } + + } + + return images; + + } + + async parseImagesAsync( json ) { + + const scope = this; + const images = {}; + + let loader; + + async function deserializeImage( image ) { + + if ( typeof image === 'string' ) { + + const url = image; + + const path = /^(\/\/)|([a-z]+:(\/\/)?)/i.test( url ) ? url : scope.resourcePath + url; + + return await loader.loadAsync( path ); + + } else { + + if ( image.data ) { + + return { + data: getTypedArray( image.type, image.data ), + width: image.width, + height: image.height + }; + + } else { + + return null; + + } + + } + + } + + if ( json !== undefined && json.length > 0 ) { + + loader = new ImageLoader( this.manager ); + loader.setCrossOrigin( this.crossOrigin ); + + for ( let i = 0, il = json.length; i < il; i ++ ) { + + const image = json[ i ]; + const url = image.url; + + if ( Array.isArray( url ) ) { + + // load array of images e.g CubeTexture + + const imageArray = []; + + for ( let j = 0, jl = url.length; j < jl; j ++ ) { + + const currentUrl = url[ j ]; + + const deserializedImage = await deserializeImage( currentUrl ); + + if ( deserializedImage !== null ) { + + if ( deserializedImage instanceof HTMLImageElement ) { + + imageArray.push( deserializedImage ); + + } else { + + // special case: handle array of data textures for cube textures + + imageArray.push( new DataTexture( deserializedImage.data, deserializedImage.width, deserializedImage.height ) ); + + } + + } + + } + + images[ image.uuid ] = new Source( imageArray ); + + } else { + + // load single image + + const deserializedImage = await deserializeImage( image.url ); + images[ image.uuid ] = new Source( deserializedImage ); + + } + + } + + } + + return images; + + } + + parseTextures( json, images ) { + + function parseConstant( value, type ) { + + if ( typeof value === 'number' ) return value; + + console.warn( 'THREE.ObjectLoader.parseTexture: Constant should be in numeric form.', value ); + + return type[ value ]; + + } + + const textures = {}; + + if ( json !== undefined ) { + + for ( let i = 0, l = json.length; i < l; i ++ ) { + + const data = json[ i ]; + + if ( data.image === undefined ) { + + console.warn( 'THREE.ObjectLoader: No "image" specified for', data.uuid ); + + } + + if ( images[ data.image ] === undefined ) { + + console.warn( 'THREE.ObjectLoader: Undefined image', data.image ); + + } + + const source = images[ data.image ]; + const image = source.data; + + let texture; + + if ( Array.isArray( image ) ) { + + texture = new CubeTexture(); + + if ( image.length === 6 ) texture.needsUpdate = true; + + } else { + + if ( image && image.data ) { + + texture = new DataTexture(); + + } else { + + texture = new Texture(); + + } + + if ( image ) texture.needsUpdate = true; // textures can have undefined image data + + } + + texture.source = source; + + texture.uuid = data.uuid; + + if ( data.name !== undefined ) texture.name = data.name; + + if ( data.mapping !== undefined ) texture.mapping = parseConstant( data.mapping, TEXTURE_MAPPING ); + if ( data.channel !== undefined ) texture.channel = data.channel; + + if ( data.offset !== undefined ) texture.offset.fromArray( data.offset ); + if ( data.repeat !== undefined ) texture.repeat.fromArray( data.repeat ); + if ( data.center !== undefined ) texture.center.fromArray( data.center ); + if ( data.rotation !== undefined ) texture.rotation = data.rotation; + + if ( data.wrap !== undefined ) { + + texture.wrapS = parseConstant( data.wrap[ 0 ], TEXTURE_WRAPPING ); + texture.wrapT = parseConstant( data.wrap[ 1 ], TEXTURE_WRAPPING ); + + } + + if ( data.format !== undefined ) texture.format = data.format; + if ( data.internalFormat !== undefined ) texture.internalFormat = data.internalFormat; + if ( data.type !== undefined ) texture.type = data.type; + if ( data.colorSpace !== undefined ) texture.colorSpace = data.colorSpace; + if ( data.encoding !== undefined ) texture.encoding = data.encoding; // @deprecated, r152 + + if ( data.minFilter !== undefined ) texture.minFilter = parseConstant( data.minFilter, TEXTURE_FILTER ); + if ( data.magFilter !== undefined ) texture.magFilter = parseConstant( data.magFilter, TEXTURE_FILTER ); + if ( data.anisotropy !== undefined ) texture.anisotropy = data.anisotropy; + + if ( data.flipY !== undefined ) texture.flipY = data.flipY; + + if ( data.generateMipmaps !== undefined ) texture.generateMipmaps = data.generateMipmaps; + if ( data.premultiplyAlpha !== undefined ) texture.premultiplyAlpha = data.premultiplyAlpha; + if ( data.unpackAlignment !== undefined ) texture.unpackAlignment = data.unpackAlignment; + if ( data.compareFunction !== undefined ) texture.compareFunction = data.compareFunction; + + if ( data.userData !== undefined ) texture.userData = data.userData; + + textures[ data.uuid ] = texture; + + } + + } + + return textures; + + } + + parseObject( data, geometries, materials, textures, animations ) { + + let object; + + function getGeometry( name ) { + + if ( geometries[ name ] === undefined ) { + + console.warn( 'THREE.ObjectLoader: Undefined geometry', name ); + + } + + return geometries[ name ]; + + } + + function getMaterial( name ) { + + if ( name === undefined ) return undefined; + + if ( Array.isArray( name ) ) { + + const array = []; + + for ( let i = 0, l = name.length; i < l; i ++ ) { + + const uuid = name[ i ]; + + if ( materials[ uuid ] === undefined ) { + + console.warn( 'THREE.ObjectLoader: Undefined material', uuid ); + + } + + array.push( materials[ uuid ] ); + + } + + return array; + + } + + if ( materials[ name ] === undefined ) { + + console.warn( 'THREE.ObjectLoader: Undefined material', name ); + + } + + return materials[ name ]; + + } + + function getTexture( uuid ) { + + if ( textures[ uuid ] === undefined ) { + + console.warn( 'THREE.ObjectLoader: Undefined texture', uuid ); + + } + + return textures[ uuid ]; + + } + + let geometry, material; + + switch ( data.type ) { + + case 'Scene': + + object = new Scene(); + + if ( data.background !== undefined ) { + + if ( Number.isInteger( data.background ) ) { + + object.background = new Color( data.background ); + + } else { + + object.background = getTexture( data.background ); + + } + + } + + if ( data.environment !== undefined ) { + + object.environment = getTexture( data.environment ); + + } + + if ( data.fog !== undefined ) { + + if ( data.fog.type === 'Fog' ) { + + object.fog = new Fog( data.fog.color, data.fog.near, data.fog.far ); + + } else if ( data.fog.type === 'FogExp2' ) { + + object.fog = new FogExp2( data.fog.color, data.fog.density ); + + } + + if ( data.fog.name !== '' ) { + + object.fog.name = data.fog.name; + + } + + } + + if ( data.backgroundBlurriness !== undefined ) object.backgroundBlurriness = data.backgroundBlurriness; + if ( data.backgroundIntensity !== undefined ) object.backgroundIntensity = data.backgroundIntensity; + + break; + + case 'PerspectiveCamera': + + object = new PerspectiveCamera( data.fov, data.aspect, data.near, data.far ); + + if ( data.focus !== undefined ) object.focus = data.focus; + if ( data.zoom !== undefined ) object.zoom = data.zoom; + if ( data.filmGauge !== undefined ) object.filmGauge = data.filmGauge; + if ( data.filmOffset !== undefined ) object.filmOffset = data.filmOffset; + if ( data.view !== undefined ) object.view = Object.assign( {}, data.view ); + + break; + + case 'OrthographicCamera': + + object = new OrthographicCamera( data.left, data.right, data.top, data.bottom, data.near, data.far ); + + if ( data.zoom !== undefined ) object.zoom = data.zoom; + if ( data.view !== undefined ) object.view = Object.assign( {}, data.view ); + + break; + + case 'AmbientLight': + + object = new AmbientLight( data.color, data.intensity ); + + break; + + case 'DirectionalLight': + + object = new DirectionalLight( data.color, data.intensity ); + + break; + + case 'PointLight': + + object = new PointLight( data.color, data.intensity, data.distance, data.decay ); + + break; + + case 'RectAreaLight': + + object = new RectAreaLight( data.color, data.intensity, data.width, data.height ); + + break; + + case 'SpotLight': + + object = new SpotLight( data.color, data.intensity, data.distance, data.angle, data.penumbra, data.decay ); + + break; + + case 'HemisphereLight': + + object = new HemisphereLight( data.color, data.groundColor, data.intensity ); + + break; + + case 'LightProbe': + + object = new LightProbe().fromJSON( data ); + + break; + + case 'SkinnedMesh': + + geometry = getGeometry( data.geometry ); + material = getMaterial( data.material ); + + object = new SkinnedMesh( geometry, material ); + + if ( data.bindMode !== undefined ) object.bindMode = data.bindMode; + if ( data.bindMatrix !== undefined ) object.bindMatrix.fromArray( data.bindMatrix ); + if ( data.skeleton !== undefined ) object.skeleton = data.skeleton; + + break; + + case 'Mesh': + + geometry = getGeometry( data.geometry ); + material = getMaterial( data.material ); + + object = new Mesh( geometry, material ); + + break; + + case 'InstancedMesh': + + geometry = getGeometry( data.geometry ); + material = getMaterial( data.material ); + const count = data.count; + const instanceMatrix = data.instanceMatrix; + const instanceColor = data.instanceColor; + + object = new InstancedMesh( geometry, material, count ); + object.instanceMatrix = new InstancedBufferAttribute( new Float32Array( instanceMatrix.array ), 16 ); + if ( instanceColor !== undefined ) object.instanceColor = new InstancedBufferAttribute( new Float32Array( instanceColor.array ), instanceColor.itemSize ); + + break; + + case 'BatchedMesh': + + geometry = getGeometry( data.geometry ); + material = getMaterial( data.material ); + + object = new BatchedMesh( data.maxGeometryCount, data.maxVertexCount, data.maxIndexCount, material ); + object.geometry = geometry; + object.perObjectFrustumCulled = data.perObjectFrustumCulled; + object.sortObjects = data.sortObjects; + + object._drawRanges = data.drawRanges; + object._reservedRanges = data.reservedRanges; + + object._visibility = data.visibility; + object._active = data.active; + object._bounds = data.bounds.map( bound => { + + const box = new Box3(); + box.min.fromArray( bound.boxMin ); + box.max.fromArray( bound.boxMax ); + + const sphere = new Sphere(); + sphere.radius = bound.sphereRadius; + sphere.center.fromArray( bound.sphereCenter ); + + return { + boxInitialized: bound.boxInitialized, + box: box, + + sphereInitialized: bound.sphereInitialized, + sphere: sphere + }; + + } ); + + object._maxGeometryCount = data.maxGeometryCount; + object._maxVertexCount = data.maxVertexCount; + object._maxIndexCount = data.maxIndexCount; + + object._geometryInitialized = data.geometryInitialized; + object._geometryCount = data.geometryCount; + + object._matricesTexture = getTexture( data.matricesTexture.uuid ); + + break; + + case 'LOD': + + object = new LOD(); + + break; + + case 'Line': + + object = new Line( getGeometry( data.geometry ), getMaterial( data.material ) ); + + break; + + case 'LineLoop': + + object = new LineLoop( getGeometry( data.geometry ), getMaterial( data.material ) ); + + break; + + case 'LineSegments': + + object = new LineSegments( getGeometry( data.geometry ), getMaterial( data.material ) ); + + break; + + case 'PointCloud': + case 'Points': + + object = new Points( getGeometry( data.geometry ), getMaterial( data.material ) ); + + break; + + case 'Sprite': + + object = new Sprite( getMaterial( data.material ) ); + + break; + + case 'Group': + + object = new Group(); + + break; + + case 'Bone': + + object = new Bone(); + + break; + + default: + + object = new Object3D(); + + } + + object.uuid = data.uuid; + + if ( data.name !== undefined ) object.name = data.name; + + if ( data.matrix !== undefined ) { + + object.matrix.fromArray( data.matrix ); + + if ( data.matrixAutoUpdate !== undefined ) object.matrixAutoUpdate = data.matrixAutoUpdate; + if ( object.matrixAutoUpdate ) object.matrix.decompose( object.position, object.quaternion, object.scale ); + + } else { + + if ( data.position !== undefined ) object.position.fromArray( data.position ); + if ( data.rotation !== undefined ) object.rotation.fromArray( data.rotation ); + if ( data.quaternion !== undefined ) object.quaternion.fromArray( data.quaternion ); + if ( data.scale !== undefined ) object.scale.fromArray( data.scale ); + + } + + if ( data.up !== undefined ) object.up.fromArray( data.up ); + + if ( data.castShadow !== undefined ) object.castShadow = data.castShadow; + if ( data.receiveShadow !== undefined ) object.receiveShadow = data.receiveShadow; + + if ( data.shadow ) { + + if ( data.shadow.bias !== undefined ) object.shadow.bias = data.shadow.bias; + if ( data.shadow.normalBias !== undefined ) object.shadow.normalBias = data.shadow.normalBias; + if ( data.shadow.radius !== undefined ) object.shadow.radius = data.shadow.radius; + if ( data.shadow.mapSize !== undefined ) object.shadow.mapSize.fromArray( data.shadow.mapSize ); + if ( data.shadow.camera !== undefined ) object.shadow.camera = this.parseObject( data.shadow.camera ); + + } + + if ( data.visible !== undefined ) object.visible = data.visible; + if ( data.frustumCulled !== undefined ) object.frustumCulled = data.frustumCulled; + if ( data.renderOrder !== undefined ) object.renderOrder = data.renderOrder; + if ( data.userData !== undefined ) object.userData = data.userData; + if ( data.layers !== undefined ) object.layers.mask = data.layers; + + if ( data.children !== undefined ) { + + const children = data.children; + + for ( let i = 0; i < children.length; i ++ ) { + + object.add( this.parseObject( children[ i ], geometries, materials, textures, animations ) ); + + } + + } + + if ( data.animations !== undefined ) { + + const objectAnimations = data.animations; + + for ( let i = 0; i < objectAnimations.length; i ++ ) { + + const uuid = objectAnimations[ i ]; + + object.animations.push( animations[ uuid ] ); + + } + + } + + if ( data.type === 'LOD' ) { + + if ( data.autoUpdate !== undefined ) object.autoUpdate = data.autoUpdate; + + const levels = data.levels; + + for ( let l = 0; l < levels.length; l ++ ) { + + const level = levels[ l ]; + const child = object.getObjectByProperty( 'uuid', level.object ); + + if ( child !== undefined ) { + + object.addLevel( child, level.distance, level.hysteresis ); + + } + + } + + } + + return object; + + } + + bindSkeletons( object, skeletons ) { + + if ( Object.keys( skeletons ).length === 0 ) return; + + object.traverse( function ( child ) { + + if ( child.isSkinnedMesh === true && child.skeleton !== undefined ) { + + const skeleton = skeletons[ child.skeleton ]; + + if ( skeleton === undefined ) { + + console.warn( 'THREE.ObjectLoader: No skeleton found with UUID:', child.skeleton ); + + } else { + + child.bind( skeleton, child.bindMatrix ); + + } + + } + + } ); + + } + +} + +const TEXTURE_MAPPING = { + UVMapping: UVMapping, + CubeReflectionMapping: CubeReflectionMapping, + CubeRefractionMapping: CubeRefractionMapping, + EquirectangularReflectionMapping: EquirectangularReflectionMapping, + EquirectangularRefractionMapping: EquirectangularRefractionMapping, + CubeUVReflectionMapping: CubeUVReflectionMapping +}; + +const TEXTURE_WRAPPING = { + RepeatWrapping: RepeatWrapping, + ClampToEdgeWrapping: ClampToEdgeWrapping, + MirroredRepeatWrapping: MirroredRepeatWrapping +}; + +const TEXTURE_FILTER = { + NearestFilter: NearestFilter, + NearestMipmapNearestFilter: NearestMipmapNearestFilter, + NearestMipmapLinearFilter: NearestMipmapLinearFilter, + LinearFilter: LinearFilter, + LinearMipmapNearestFilter: LinearMipmapNearestFilter, + LinearMipmapLinearFilter: LinearMipmapLinearFilter +}; + +export { ObjectLoader }; diff --git a/libs/three/src/loaders/TextureLoader.js b/libs/three/src/loaders/TextureLoader.js new file mode 100644 index 000000000..4adc1ec8f --- /dev/null +++ b/libs/three/src/loaders/TextureLoader.js @@ -0,0 +1,41 @@ +import { ImageLoader } from './ImageLoader.js'; +import { Texture } from '../textures/Texture.js'; +import { Loader } from './Loader.js'; + +class TextureLoader extends Loader { + + constructor( manager ) { + + super( manager ); + + } + + load( url, onLoad, onProgress, onError ) { + + const texture = new Texture(); + + const loader = new ImageLoader( this.manager ); + loader.setCrossOrigin( this.crossOrigin ); + loader.setPath( this.path ); + + loader.load( url, function ( image ) { + + texture.image = image; + texture.needsUpdate = true; + + if ( onLoad !== undefined ) { + + onLoad( texture ); + + } + + }, onProgress, onError ); + + return texture; + + } + +} + + +export { TextureLoader }; diff --git a/libs/three/src/materials/LineBasicMaterial.js b/libs/three/src/materials/LineBasicMaterial.js new file mode 100644 index 000000000..b6cc7be93 --- /dev/null +++ b/libs/three/src/materials/LineBasicMaterial.js @@ -0,0 +1,49 @@ +import { Material } from './Material.js'; +import { Color } from '../math/Color.js'; + +class LineBasicMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isLineBasicMaterial = true; + + this.type = 'LineBasicMaterial'; + + this.color = new Color( 0xffffff ); + + this.map = null; + + this.linewidth = 1; + this.linecap = 'round'; + this.linejoin = 'round'; + + this.fog = true; + + this.setValues( parameters ); + + } + + + copy( source ) { + + super.copy( source ); + + this.color.copy( source.color ); + + this.map = source.map; + + this.linewidth = source.linewidth; + this.linecap = source.linecap; + this.linejoin = source.linejoin; + + this.fog = source.fog; + + return this; + + } + +} + +export { LineBasicMaterial }; diff --git a/libs/three/src/materials/LineDashedMaterial.js b/libs/three/src/materials/LineDashedMaterial.js new file mode 100644 index 000000000..53f534d0a --- /dev/null +++ b/libs/three/src/materials/LineDashedMaterial.js @@ -0,0 +1,35 @@ +import { LineBasicMaterial } from './LineBasicMaterial.js'; + +class LineDashedMaterial extends LineBasicMaterial { + + constructor( parameters ) { + + super(); + + this.isLineDashedMaterial = true; + + this.type = 'LineDashedMaterial'; + + this.scale = 1; + this.dashSize = 3; + this.gapSize = 1; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.scale = source.scale; + this.dashSize = source.dashSize; + this.gapSize = source.gapSize; + + return this; + + } + +} + +export { LineDashedMaterial }; diff --git a/libs/three/src/materials/Material.js b/libs/three/src/materials/Material.js new file mode 100644 index 000000000..1987edfd6 --- /dev/null +++ b/libs/three/src/materials/Material.js @@ -0,0 +1,522 @@ +import { Color } from '../math/Color.js'; +import { EventDispatcher } from '../core/EventDispatcher.js'; +import { FrontSide, NormalBlending, LessEqualDepth, AddEquation, OneMinusSrcAlphaFactor, SrcAlphaFactor, AlwaysStencilFunc, KeepStencilOp } from '../constants.js'; +import * as MathUtils from '../math/MathUtils.js'; + +let _materialId = 0; + +class Material extends EventDispatcher { + + constructor() { + + super(); + + this.isMaterial = true; + + Object.defineProperty( this, 'id', { value: _materialId ++ } ); + + this.uuid = MathUtils.generateUUID(); + + this.name = ''; + this.type = 'Material'; + + this.blending = NormalBlending; + this.side = FrontSide; + this.vertexColors = false; + + this.opacity = 1; + this.transparent = false; + this.alphaHash = false; + + this.blendSrc = SrcAlphaFactor; + this.blendDst = OneMinusSrcAlphaFactor; + this.blendEquation = AddEquation; + this.blendSrcAlpha = null; + this.blendDstAlpha = null; + this.blendEquationAlpha = null; + this.blendColor = new Color( 0, 0, 0 ); + this.blendAlpha = 0; + + this.depthFunc = LessEqualDepth; + this.depthTest = true; + this.depthWrite = true; + + this.stencilWriteMask = 0xff; + this.stencilFunc = AlwaysStencilFunc; + this.stencilRef = 0; + this.stencilFuncMask = 0xff; + this.stencilFail = KeepStencilOp; + this.stencilZFail = KeepStencilOp; + this.stencilZPass = KeepStencilOp; + this.stencilWrite = false; + + this.clippingPlanes = null; + this.clipIntersection = false; + this.clipShadows = false; + + this.shadowSide = null; + + this.colorWrite = true; + + this.precision = null; // override the renderer's default precision for this material + + this.polygonOffset = false; + this.polygonOffsetFactor = 0; + this.polygonOffsetUnits = 0; + + this.dithering = false; + + this.alphaToCoverage = false; + this.premultipliedAlpha = false; + this.forceSinglePass = false; + + this.visible = true; + + this.toneMapped = true; + + this.userData = {}; + + this.version = 0; + + this._alphaTest = 0; + + } + + get alphaTest() { + + return this._alphaTest; + + } + + set alphaTest( value ) { + + if ( this._alphaTest > 0 !== value > 0 ) { + + this.version ++; + + } + + this._alphaTest = value; + + } + + onBuild( /* shaderobject, renderer */ ) {} + + onBeforeRender( /* renderer, scene, camera, geometry, object, group */ ) {} + + onBeforeCompile( /* shaderobject, renderer */ ) {} + + customProgramCacheKey() { + + return this.onBeforeCompile.toString(); + + } + + setValues( values ) { + + if ( values === undefined ) return; + + for ( const key in values ) { + + const newValue = values[ key ]; + + if ( newValue === undefined ) { + + console.warn( `THREE.Material: parameter '${ key }' has value of undefined.` ); + continue; + + } + + const currentValue = this[ key ]; + + if ( currentValue === undefined ) { + + console.warn( `THREE.Material: '${ key }' is not a property of THREE.${ this.type }.` ); + continue; + + } + + if ( currentValue && currentValue.isColor ) { + + currentValue.set( newValue ); + + } else if ( ( currentValue && currentValue.isVector3 ) && ( newValue && newValue.isVector3 ) ) { + + currentValue.copy( newValue ); + + } else { + + this[ key ] = newValue; + + } + + } + + } + + toJSON( meta ) { + + const isRootObject = ( meta === undefined || typeof meta === 'string' ); + + if ( isRootObject ) { + + meta = { + textures: {}, + images: {} + }; + + } + + const data = { + metadata: { + version: 4.6, + type: 'Material', + generator: 'Material.toJSON' + } + }; + + // standard Material serialization + data.uuid = this.uuid; + data.type = this.type; + + if ( this.name !== '' ) data.name = this.name; + + if ( this.color && this.color.isColor ) data.color = this.color.getHex(); + + if ( this.roughness !== undefined ) data.roughness = this.roughness; + if ( this.metalness !== undefined ) data.metalness = this.metalness; + + if ( this.sheen !== undefined ) data.sheen = this.sheen; + if ( this.sheenColor && this.sheenColor.isColor ) data.sheenColor = this.sheenColor.getHex(); + if ( this.sheenRoughness !== undefined ) data.sheenRoughness = this.sheenRoughness; + if ( this.emissive && this.emissive.isColor ) data.emissive = this.emissive.getHex(); + if ( this.emissiveIntensity && this.emissiveIntensity !== 1 ) data.emissiveIntensity = this.emissiveIntensity; + + if ( this.specular && this.specular.isColor ) data.specular = this.specular.getHex(); + if ( this.specularIntensity !== undefined ) data.specularIntensity = this.specularIntensity; + if ( this.specularColor && this.specularColor.isColor ) data.specularColor = this.specularColor.getHex(); + if ( this.shininess !== undefined ) data.shininess = this.shininess; + if ( this.clearcoat !== undefined ) data.clearcoat = this.clearcoat; + if ( this.clearcoatRoughness !== undefined ) data.clearcoatRoughness = this.clearcoatRoughness; + + if ( this.clearcoatMap && this.clearcoatMap.isTexture ) { + + data.clearcoatMap = this.clearcoatMap.toJSON( meta ).uuid; + + } + + if ( this.clearcoatRoughnessMap && this.clearcoatRoughnessMap.isTexture ) { + + data.clearcoatRoughnessMap = this.clearcoatRoughnessMap.toJSON( meta ).uuid; + + } + + if ( this.clearcoatNormalMap && this.clearcoatNormalMap.isTexture ) { + + data.clearcoatNormalMap = this.clearcoatNormalMap.toJSON( meta ).uuid; + data.clearcoatNormalScale = this.clearcoatNormalScale.toArray(); + + } + + if ( this.iridescence !== undefined ) data.iridescence = this.iridescence; + if ( this.iridescenceIOR !== undefined ) data.iridescenceIOR = this.iridescenceIOR; + if ( this.iridescenceThicknessRange !== undefined ) data.iridescenceThicknessRange = this.iridescenceThicknessRange; + + if ( this.iridescenceMap && this.iridescenceMap.isTexture ) { + + data.iridescenceMap = this.iridescenceMap.toJSON( meta ).uuid; + + } + + if ( this.iridescenceThicknessMap && this.iridescenceThicknessMap.isTexture ) { + + data.iridescenceThicknessMap = this.iridescenceThicknessMap.toJSON( meta ).uuid; + + } + + if ( this.anisotropy !== undefined ) data.anisotropy = this.anisotropy; + if ( this.anisotropyRotation !== undefined ) data.anisotropyRotation = this.anisotropyRotation; + + if ( this.anisotropyMap && this.anisotropyMap.isTexture ) { + + data.anisotropyMap = this.anisotropyMap.toJSON( meta ).uuid; + + } + + if ( this.map && this.map.isTexture ) data.map = this.map.toJSON( meta ).uuid; + if ( this.matcap && this.matcap.isTexture ) data.matcap = this.matcap.toJSON( meta ).uuid; + if ( this.alphaMap && this.alphaMap.isTexture ) data.alphaMap = this.alphaMap.toJSON( meta ).uuid; + + if ( this.lightMap && this.lightMap.isTexture ) { + + data.lightMap = this.lightMap.toJSON( meta ).uuid; + data.lightMapIntensity = this.lightMapIntensity; + + } + + if ( this.aoMap && this.aoMap.isTexture ) { + + data.aoMap = this.aoMap.toJSON( meta ).uuid; + data.aoMapIntensity = this.aoMapIntensity; + + } + + if ( this.bumpMap && this.bumpMap.isTexture ) { + + data.bumpMap = this.bumpMap.toJSON( meta ).uuid; + data.bumpScale = this.bumpScale; + + } + + if ( this.normalMap && this.normalMap.isTexture ) { + + data.normalMap = this.normalMap.toJSON( meta ).uuid; + data.normalMapType = this.normalMapType; + data.normalScale = this.normalScale.toArray(); + + } + + if ( this.displacementMap && this.displacementMap.isTexture ) { + + data.displacementMap = this.displacementMap.toJSON( meta ).uuid; + data.displacementScale = this.displacementScale; + data.displacementBias = this.displacementBias; + + } + + if ( this.roughnessMap && this.roughnessMap.isTexture ) data.roughnessMap = this.roughnessMap.toJSON( meta ).uuid; + if ( this.metalnessMap && this.metalnessMap.isTexture ) data.metalnessMap = this.metalnessMap.toJSON( meta ).uuid; + + if ( this.emissiveMap && this.emissiveMap.isTexture ) data.emissiveMap = this.emissiveMap.toJSON( meta ).uuid; + if ( this.specularMap && this.specularMap.isTexture ) data.specularMap = this.specularMap.toJSON( meta ).uuid; + if ( this.specularIntensityMap && this.specularIntensityMap.isTexture ) data.specularIntensityMap = this.specularIntensityMap.toJSON( meta ).uuid; + if ( this.specularColorMap && this.specularColorMap.isTexture ) data.specularColorMap = this.specularColorMap.toJSON( meta ).uuid; + + if ( this.envMap && this.envMap.isTexture ) { + + data.envMap = this.envMap.toJSON( meta ).uuid; + + if ( this.combine !== undefined ) data.combine = this.combine; + + } + + if ( this.envMapIntensity !== undefined ) data.envMapIntensity = this.envMapIntensity; + if ( this.reflectivity !== undefined ) data.reflectivity = this.reflectivity; + if ( this.refractionRatio !== undefined ) data.refractionRatio = this.refractionRatio; + + if ( this.gradientMap && this.gradientMap.isTexture ) { + + data.gradientMap = this.gradientMap.toJSON( meta ).uuid; + + } + + if ( this.transmission !== undefined ) data.transmission = this.transmission; + if ( this.transmissionMap && this.transmissionMap.isTexture ) data.transmissionMap = this.transmissionMap.toJSON( meta ).uuid; + if ( this.thickness !== undefined ) data.thickness = this.thickness; + if ( this.thicknessMap && this.thicknessMap.isTexture ) data.thicknessMap = this.thicknessMap.toJSON( meta ).uuid; + if ( this.attenuationDistance !== undefined && this.attenuationDistance !== Infinity ) data.attenuationDistance = this.attenuationDistance; + if ( this.attenuationColor !== undefined ) data.attenuationColor = this.attenuationColor.getHex(); + + if ( this.size !== undefined ) data.size = this.size; + if ( this.shadowSide !== null ) data.shadowSide = this.shadowSide; + if ( this.sizeAttenuation !== undefined ) data.sizeAttenuation = this.sizeAttenuation; + + if ( this.blending !== NormalBlending ) data.blending = this.blending; + if ( this.side !== FrontSide ) data.side = this.side; + if ( this.vertexColors === true ) data.vertexColors = true; + + if ( this.opacity < 1 ) data.opacity = this.opacity; + if ( this.transparent === true ) data.transparent = true; + + if ( this.blendSrc !== SrcAlphaFactor ) data.blendSrc = this.blendSrc; + if ( this.blendDst !== OneMinusSrcAlphaFactor ) data.blendDst = this.blendDst; + if ( this.blendEquation !== AddEquation ) data.blendEquation = this.blendEquation; + if ( this.blendSrcAlpha !== null ) data.blendSrcAlpha = this.blendSrcAlpha; + if ( this.blendDstAlpha !== null ) data.blendDstAlpha = this.blendDstAlpha; + if ( this.blendEquationAlpha !== null ) data.blendEquationAlpha = this.blendEquationAlpha; + if ( this.blendColor && this.blendColor.isColor ) data.blendColor = this.blendColor.getHex(); + if ( this.blendAlpha !== 0 ) data.blendAlpha = this.blendAlpha; + + if ( this.depthFunc !== LessEqualDepth ) data.depthFunc = this.depthFunc; + if ( this.depthTest === false ) data.depthTest = this.depthTest; + if ( this.depthWrite === false ) data.depthWrite = this.depthWrite; + if ( this.colorWrite === false ) data.colorWrite = this.colorWrite; + + if ( this.stencilWriteMask !== 0xff ) data.stencilWriteMask = this.stencilWriteMask; + if ( this.stencilFunc !== AlwaysStencilFunc ) data.stencilFunc = this.stencilFunc; + if ( this.stencilRef !== 0 ) data.stencilRef = this.stencilRef; + if ( this.stencilFuncMask !== 0xff ) data.stencilFuncMask = this.stencilFuncMask; + if ( this.stencilFail !== KeepStencilOp ) data.stencilFail = this.stencilFail; + if ( this.stencilZFail !== KeepStencilOp ) data.stencilZFail = this.stencilZFail; + if ( this.stencilZPass !== KeepStencilOp ) data.stencilZPass = this.stencilZPass; + if ( this.stencilWrite === true ) data.stencilWrite = this.stencilWrite; + + // rotation (SpriteMaterial) + if ( this.rotation !== undefined && this.rotation !== 0 ) data.rotation = this.rotation; + + if ( this.polygonOffset === true ) data.polygonOffset = true; + if ( this.polygonOffsetFactor !== 0 ) data.polygonOffsetFactor = this.polygonOffsetFactor; + if ( this.polygonOffsetUnits !== 0 ) data.polygonOffsetUnits = this.polygonOffsetUnits; + + if ( this.linewidth !== undefined && this.linewidth !== 1 ) data.linewidth = this.linewidth; + if ( this.dashSize !== undefined ) data.dashSize = this.dashSize; + if ( this.gapSize !== undefined ) data.gapSize = this.gapSize; + if ( this.scale !== undefined ) data.scale = this.scale; + + if ( this.dithering === true ) data.dithering = true; + + if ( this.alphaTest > 0 ) data.alphaTest = this.alphaTest; + if ( this.alphaHash === true ) data.alphaHash = true; + if ( this.alphaToCoverage === true ) data.alphaToCoverage = true; + if ( this.premultipliedAlpha === true ) data.premultipliedAlpha = true; + if ( this.forceSinglePass === true ) data.forceSinglePass = true; + + if ( this.wireframe === true ) data.wireframe = true; + if ( this.wireframeLinewidth > 1 ) data.wireframeLinewidth = this.wireframeLinewidth; + if ( this.wireframeLinecap !== 'round' ) data.wireframeLinecap = this.wireframeLinecap; + if ( this.wireframeLinejoin !== 'round' ) data.wireframeLinejoin = this.wireframeLinejoin; + + if ( this.flatShading === true ) data.flatShading = true; + + if ( this.visible === false ) data.visible = false; + + if ( this.toneMapped === false ) data.toneMapped = false; + + if ( this.fog === false ) data.fog = false; + + if ( Object.keys( this.userData ).length > 0 ) data.userData = this.userData; + + // TODO: Copied from Object3D.toJSON + + function extractFromCache( cache ) { + + const values = []; + + for ( const key in cache ) { + + const data = cache[ key ]; + delete data.metadata; + values.push( data ); + + } + + return values; + + } + + if ( isRootObject ) { + + const textures = extractFromCache( meta.textures ); + const images = extractFromCache( meta.images ); + + if ( textures.length > 0 ) data.textures = textures; + if ( images.length > 0 ) data.images = images; + + } + + return data; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + copy( source ) { + + this.name = source.name; + + this.blending = source.blending; + this.side = source.side; + this.vertexColors = source.vertexColors; + + this.opacity = source.opacity; + this.transparent = source.transparent; + + this.blendSrc = source.blendSrc; + this.blendDst = source.blendDst; + this.blendEquation = source.blendEquation; + this.blendSrcAlpha = source.blendSrcAlpha; + this.blendDstAlpha = source.blendDstAlpha; + this.blendEquationAlpha = source.blendEquationAlpha; + this.blendColor.copy( source.blendColor ); + this.blendAlpha = source.blendAlpha; + + this.depthFunc = source.depthFunc; + this.depthTest = source.depthTest; + this.depthWrite = source.depthWrite; + + this.stencilWriteMask = source.stencilWriteMask; + this.stencilFunc = source.stencilFunc; + this.stencilRef = source.stencilRef; + this.stencilFuncMask = source.stencilFuncMask; + this.stencilFail = source.stencilFail; + this.stencilZFail = source.stencilZFail; + this.stencilZPass = source.stencilZPass; + this.stencilWrite = source.stencilWrite; + + const srcPlanes = source.clippingPlanes; + let dstPlanes = null; + + if ( srcPlanes !== null ) { + + const n = srcPlanes.length; + dstPlanes = new Array( n ); + + for ( let i = 0; i !== n; ++ i ) { + + dstPlanes[ i ] = srcPlanes[ i ].clone(); + + } + + } + + this.clippingPlanes = dstPlanes; + this.clipIntersection = source.clipIntersection; + this.clipShadows = source.clipShadows; + + this.shadowSide = source.shadowSide; + + this.colorWrite = source.colorWrite; + + this.precision = source.precision; + + this.polygonOffset = source.polygonOffset; + this.polygonOffsetFactor = source.polygonOffsetFactor; + this.polygonOffsetUnits = source.polygonOffsetUnits; + + this.dithering = source.dithering; + + this.alphaTest = source.alphaTest; + this.alphaHash = source.alphaHash; + this.alphaToCoverage = source.alphaToCoverage; + this.premultipliedAlpha = source.premultipliedAlpha; + this.forceSinglePass = source.forceSinglePass; + + this.visible = source.visible; + + this.toneMapped = source.toneMapped; + + this.userData = JSON.parse( JSON.stringify( source.userData ) ); + + return this; + + } + + dispose() { + + this.dispatchEvent( { type: 'dispose' } ); + + } + + set needsUpdate( value ) { + + if ( value === true ) this.version ++; + + } + +} + +export { Material }; diff --git a/libs/three/src/materials/Materials.js b/libs/three/src/materials/Materials.js new file mode 100644 index 000000000..3497fac56 --- /dev/null +++ b/libs/three/src/materials/Materials.js @@ -0,0 +1,39 @@ +import { ShadowMaterial } from './ShadowMaterial.js'; +import { SpriteMaterial } from './SpriteMaterial.js'; +import { RawShaderMaterial } from './RawShaderMaterial.js'; +import { ShaderMaterial } from './ShaderMaterial.js'; +import { PointsMaterial } from './PointsMaterial.js'; +import { MeshPhysicalMaterial } from './MeshPhysicalMaterial.js'; +import { MeshStandardMaterial } from './MeshStandardMaterial.js'; +import { MeshPhongMaterial } from './MeshPhongMaterial.js'; +import { MeshToonMaterial } from './MeshToonMaterial.js'; +import { MeshNormalMaterial } from './MeshNormalMaterial.js'; +import { MeshLambertMaterial } from './MeshLambertMaterial.js'; +import { MeshDepthMaterial } from './MeshDepthMaterial.js'; +import { MeshDistanceMaterial } from './MeshDistanceMaterial.js'; +import { MeshBasicMaterial } from './MeshBasicMaterial.js'; +import { MeshMatcapMaterial } from './MeshMatcapMaterial.js'; +import { LineDashedMaterial } from './LineDashedMaterial.js'; +import { LineBasicMaterial } from './LineBasicMaterial.js'; +import { Material } from './Material.js'; + +export { + ShadowMaterial, + SpriteMaterial, + RawShaderMaterial, + ShaderMaterial, + PointsMaterial, + MeshPhysicalMaterial, + MeshStandardMaterial, + MeshPhongMaterial, + MeshToonMaterial, + MeshNormalMaterial, + MeshLambertMaterial, + MeshDepthMaterial, + MeshDistanceMaterial, + MeshBasicMaterial, + MeshMatcapMaterial, + LineDashedMaterial, + LineBasicMaterial, + Material +}; diff --git a/libs/three/src/materials/MeshBasicMaterial.js b/libs/three/src/materials/MeshBasicMaterial.js new file mode 100644 index 000000000..b9f7c2b57 --- /dev/null +++ b/libs/three/src/materials/MeshBasicMaterial.js @@ -0,0 +1,81 @@ +import { Material } from './Material.js'; +import { MultiplyOperation } from '../constants.js'; +import { Color } from '../math/Color.js'; + +class MeshBasicMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isMeshBasicMaterial = true; + + this.type = 'MeshBasicMaterial'; + + this.color = new Color( 0xffffff ); // emissive + + this.map = null; + + this.lightMap = null; + this.lightMapIntensity = 1.0; + + this.aoMap = null; + this.aoMapIntensity = 1.0; + + this.specularMap = null; + + this.alphaMap = null; + + this.envMap = null; + this.combine = MultiplyOperation; + this.reflectivity = 1; + this.refractionRatio = 0.98; + + this.wireframe = false; + this.wireframeLinewidth = 1; + this.wireframeLinecap = 'round'; + this.wireframeLinejoin = 'round'; + + this.fog = true; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.color.copy( source.color ); + + this.map = source.map; + + this.lightMap = source.lightMap; + this.lightMapIntensity = source.lightMapIntensity; + + this.aoMap = source.aoMap; + this.aoMapIntensity = source.aoMapIntensity; + + this.specularMap = source.specularMap; + + this.alphaMap = source.alphaMap; + + this.envMap = source.envMap; + this.combine = source.combine; + this.reflectivity = source.reflectivity; + this.refractionRatio = source.refractionRatio; + + this.wireframe = source.wireframe; + this.wireframeLinewidth = source.wireframeLinewidth; + this.wireframeLinecap = source.wireframeLinecap; + this.wireframeLinejoin = source.wireframeLinejoin; + + this.fog = source.fog; + + return this; + + } + +} + +export { MeshBasicMaterial }; diff --git a/libs/three/src/materials/MeshDepthMaterial.js b/libs/three/src/materials/MeshDepthMaterial.js new file mode 100644 index 000000000..b56155d00 --- /dev/null +++ b/libs/three/src/materials/MeshDepthMaterial.js @@ -0,0 +1,54 @@ +import { Material } from './Material.js'; +import { BasicDepthPacking } from '../constants.js'; + +class MeshDepthMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isMeshDepthMaterial = true; + + this.type = 'MeshDepthMaterial'; + + this.depthPacking = BasicDepthPacking; + + this.map = null; + + this.alphaMap = null; + + this.displacementMap = null; + this.displacementScale = 1; + this.displacementBias = 0; + + this.wireframe = false; + this.wireframeLinewidth = 1; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.depthPacking = source.depthPacking; + + this.map = source.map; + + this.alphaMap = source.alphaMap; + + this.displacementMap = source.displacementMap; + this.displacementScale = source.displacementScale; + this.displacementBias = source.displacementBias; + + this.wireframe = source.wireframe; + this.wireframeLinewidth = source.wireframeLinewidth; + + return this; + + } + +} + +export { MeshDepthMaterial }; diff --git a/libs/three/src/materials/MeshDistanceMaterial.js b/libs/three/src/materials/MeshDistanceMaterial.js new file mode 100644 index 000000000..a12add155 --- /dev/null +++ b/libs/three/src/materials/MeshDistanceMaterial.js @@ -0,0 +1,43 @@ +import { Material } from './Material.js'; + +class MeshDistanceMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isMeshDistanceMaterial = true; + + this.type = 'MeshDistanceMaterial'; + + this.map = null; + + this.alphaMap = null; + + this.displacementMap = null; + this.displacementScale = 1; + this.displacementBias = 0; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.map = source.map; + + this.alphaMap = source.alphaMap; + + this.displacementMap = source.displacementMap; + this.displacementScale = source.displacementScale; + this.displacementBias = source.displacementBias; + + return this; + + } + +} + +export { MeshDistanceMaterial }; diff --git a/libs/three/src/materials/MeshLambertMaterial.js b/libs/three/src/materials/MeshLambertMaterial.js new file mode 100644 index 000000000..a7c3b0505 --- /dev/null +++ b/libs/three/src/materials/MeshLambertMaterial.js @@ -0,0 +1,116 @@ +import { MultiplyOperation, TangentSpaceNormalMap } from '../constants.js'; +import { Material } from './Material.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Color } from '../math/Color.js'; + +class MeshLambertMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isMeshLambertMaterial = true; + + this.type = 'MeshLambertMaterial'; + + this.color = new Color( 0xffffff ); // diffuse + + this.map = null; + + this.lightMap = null; + this.lightMapIntensity = 1.0; + + this.aoMap = null; + this.aoMapIntensity = 1.0; + + this.emissive = new Color( 0x000000 ); + this.emissiveIntensity = 1.0; + this.emissiveMap = null; + + this.bumpMap = null; + this.bumpScale = 1; + + this.normalMap = null; + this.normalMapType = TangentSpaceNormalMap; + this.normalScale = new Vector2( 1, 1 ); + + this.displacementMap = null; + this.displacementScale = 1; + this.displacementBias = 0; + + this.specularMap = null; + + this.alphaMap = null; + + this.envMap = null; + this.combine = MultiplyOperation; + this.reflectivity = 1; + this.refractionRatio = 0.98; + + this.wireframe = false; + this.wireframeLinewidth = 1; + this.wireframeLinecap = 'round'; + this.wireframeLinejoin = 'round'; + + this.flatShading = false; + + this.fog = true; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.color.copy( source.color ); + + this.map = source.map; + + this.lightMap = source.lightMap; + this.lightMapIntensity = source.lightMapIntensity; + + this.aoMap = source.aoMap; + this.aoMapIntensity = source.aoMapIntensity; + + this.emissive.copy( source.emissive ); + this.emissiveMap = source.emissiveMap; + this.emissiveIntensity = source.emissiveIntensity; + + this.bumpMap = source.bumpMap; + this.bumpScale = source.bumpScale; + + this.normalMap = source.normalMap; + this.normalMapType = source.normalMapType; + this.normalScale.copy( source.normalScale ); + + this.displacementMap = source.displacementMap; + this.displacementScale = source.displacementScale; + this.displacementBias = source.displacementBias; + + this.specularMap = source.specularMap; + + this.alphaMap = source.alphaMap; + + this.envMap = source.envMap; + this.combine = source.combine; + this.reflectivity = source.reflectivity; + this.refractionRatio = source.refractionRatio; + + this.wireframe = source.wireframe; + this.wireframeLinewidth = source.wireframeLinewidth; + this.wireframeLinecap = source.wireframeLinecap; + this.wireframeLinejoin = source.wireframeLinejoin; + + this.flatShading = source.flatShading; + + this.fog = source.fog; + + return this; + + } + +} + +export { MeshLambertMaterial }; diff --git a/libs/three/src/materials/MeshMatcapMaterial.js b/libs/three/src/materials/MeshMatcapMaterial.js new file mode 100644 index 000000000..84030dcae --- /dev/null +++ b/libs/three/src/materials/MeshMatcapMaterial.js @@ -0,0 +1,81 @@ +import { TangentSpaceNormalMap } from '../constants.js'; +import { Material } from './Material.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Color } from '../math/Color.js'; + +class MeshMatcapMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isMeshMatcapMaterial = true; + + this.defines = { 'MATCAP': '' }; + + this.type = 'MeshMatcapMaterial'; + + this.color = new Color( 0xffffff ); // diffuse + + this.matcap = null; + + this.map = null; + + this.bumpMap = null; + this.bumpScale = 1; + + this.normalMap = null; + this.normalMapType = TangentSpaceNormalMap; + this.normalScale = new Vector2( 1, 1 ); + + this.displacementMap = null; + this.displacementScale = 1; + this.displacementBias = 0; + + this.alphaMap = null; + + this.flatShading = false; + + this.fog = true; + + this.setValues( parameters ); + + } + + + copy( source ) { + + super.copy( source ); + + this.defines = { 'MATCAP': '' }; + + this.color.copy( source.color ); + + this.matcap = source.matcap; + + this.map = source.map; + + this.bumpMap = source.bumpMap; + this.bumpScale = source.bumpScale; + + this.normalMap = source.normalMap; + this.normalMapType = source.normalMapType; + this.normalScale.copy( source.normalScale ); + + this.displacementMap = source.displacementMap; + this.displacementScale = source.displacementScale; + this.displacementBias = source.displacementBias; + + this.alphaMap = source.alphaMap; + + this.flatShading = source.flatShading; + + this.fog = source.fog; + + return this; + + } + +} + +export { MeshMatcapMaterial }; diff --git a/libs/three/src/materials/MeshNormalMaterial.js b/libs/three/src/materials/MeshNormalMaterial.js new file mode 100644 index 000000000..b891031b0 --- /dev/null +++ b/libs/three/src/materials/MeshNormalMaterial.js @@ -0,0 +1,61 @@ +import { TangentSpaceNormalMap } from '../constants.js'; +import { Material } from './Material.js'; +import { Vector2 } from '../math/Vector2.js'; + +class MeshNormalMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isMeshNormalMaterial = true; + + this.type = 'MeshNormalMaterial'; + + this.bumpMap = null; + this.bumpScale = 1; + + this.normalMap = null; + this.normalMapType = TangentSpaceNormalMap; + this.normalScale = new Vector2( 1, 1 ); + + this.displacementMap = null; + this.displacementScale = 1; + this.displacementBias = 0; + + this.wireframe = false; + this.wireframeLinewidth = 1; + + this.flatShading = false; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.bumpMap = source.bumpMap; + this.bumpScale = source.bumpScale; + + this.normalMap = source.normalMap; + this.normalMapType = source.normalMapType; + this.normalScale.copy( source.normalScale ); + + this.displacementMap = source.displacementMap; + this.displacementScale = source.displacementScale; + this.displacementBias = source.displacementBias; + + this.wireframe = source.wireframe; + this.wireframeLinewidth = source.wireframeLinewidth; + + this.flatShading = source.flatShading; + + return this; + + } + +} + +export { MeshNormalMaterial }; diff --git a/libs/three/src/materials/MeshPhongMaterial.js b/libs/three/src/materials/MeshPhongMaterial.js new file mode 100644 index 000000000..6dfe9e46c --- /dev/null +++ b/libs/three/src/materials/MeshPhongMaterial.js @@ -0,0 +1,120 @@ +import { MultiplyOperation, TangentSpaceNormalMap } from '../constants.js'; +import { Material } from './Material.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Color } from '../math/Color.js'; + +class MeshPhongMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isMeshPhongMaterial = true; + + this.type = 'MeshPhongMaterial'; + + this.color = new Color( 0xffffff ); // diffuse + this.specular = new Color( 0x111111 ); + this.shininess = 30; + + this.map = null; + + this.lightMap = null; + this.lightMapIntensity = 1.0; + + this.aoMap = null; + this.aoMapIntensity = 1.0; + + this.emissive = new Color( 0x000000 ); + this.emissiveIntensity = 1.0; + this.emissiveMap = null; + + this.bumpMap = null; + this.bumpScale = 1; + + this.normalMap = null; + this.normalMapType = TangentSpaceNormalMap; + this.normalScale = new Vector2( 1, 1 ); + + this.displacementMap = null; + this.displacementScale = 1; + this.displacementBias = 0; + + this.specularMap = null; + + this.alphaMap = null; + + this.envMap = null; + this.combine = MultiplyOperation; + this.reflectivity = 1; + this.refractionRatio = 0.98; + + this.wireframe = false; + this.wireframeLinewidth = 1; + this.wireframeLinecap = 'round'; + this.wireframeLinejoin = 'round'; + + this.flatShading = false; + + this.fog = true; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.color.copy( source.color ); + this.specular.copy( source.specular ); + this.shininess = source.shininess; + + this.map = source.map; + + this.lightMap = source.lightMap; + this.lightMapIntensity = source.lightMapIntensity; + + this.aoMap = source.aoMap; + this.aoMapIntensity = source.aoMapIntensity; + + this.emissive.copy( source.emissive ); + this.emissiveMap = source.emissiveMap; + this.emissiveIntensity = source.emissiveIntensity; + + this.bumpMap = source.bumpMap; + this.bumpScale = source.bumpScale; + + this.normalMap = source.normalMap; + this.normalMapType = source.normalMapType; + this.normalScale.copy( source.normalScale ); + + this.displacementMap = source.displacementMap; + this.displacementScale = source.displacementScale; + this.displacementBias = source.displacementBias; + + this.specularMap = source.specularMap; + + this.alphaMap = source.alphaMap; + + this.envMap = source.envMap; + this.combine = source.combine; + this.reflectivity = source.reflectivity; + this.refractionRatio = source.refractionRatio; + + this.wireframe = source.wireframe; + this.wireframeLinewidth = source.wireframeLinewidth; + this.wireframeLinecap = source.wireframeLinecap; + this.wireframeLinejoin = source.wireframeLinejoin; + + this.flatShading = source.flatShading; + + this.fog = source.fog; + + return this; + + } + +} + +export { MeshPhongMaterial }; diff --git a/libs/three/src/materials/MeshPhysicalMaterial.js b/libs/three/src/materials/MeshPhysicalMaterial.js new file mode 100644 index 000000000..b165a4939 --- /dev/null +++ b/libs/three/src/materials/MeshPhysicalMaterial.js @@ -0,0 +1,224 @@ +import { Vector2 } from '../math/Vector2.js'; +import { MeshStandardMaterial } from './MeshStandardMaterial.js'; +import { Color } from '../math/Color.js'; +import * as MathUtils from '../math/MathUtils.js'; + +class MeshPhysicalMaterial extends MeshStandardMaterial { + + constructor( parameters ) { + + super(); + + this.isMeshPhysicalMaterial = true; + + this.defines = { + + 'STANDARD': '', + 'PHYSICAL': '' + + }; + + this.type = 'MeshPhysicalMaterial'; + + this.anisotropyRotation = 0; + this.anisotropyMap = null; + + this.clearcoatMap = null; + this.clearcoatRoughness = 0.0; + this.clearcoatRoughnessMap = null; + this.clearcoatNormalScale = new Vector2( 1, 1 ); + this.clearcoatNormalMap = null; + + this.ior = 1.5; + + Object.defineProperty( this, 'reflectivity', { + get: function () { + + return ( MathUtils.clamp( 2.5 * ( this.ior - 1 ) / ( this.ior + 1 ), 0, 1 ) ); + + }, + set: function ( reflectivity ) { + + this.ior = ( 1 + 0.4 * reflectivity ) / ( 1 - 0.4 * reflectivity ); + + } + } ); + + this.iridescenceMap = null; + this.iridescenceIOR = 1.3; + this.iridescenceThicknessRange = [ 100, 400 ]; + this.iridescenceThicknessMap = null; + + this.sheenColor = new Color( 0x000000 ); + this.sheenColorMap = null; + this.sheenRoughness = 1.0; + this.sheenRoughnessMap = null; + + this.transmissionMap = null; + + this.thickness = 0; + this.thicknessMap = null; + this.attenuationDistance = Infinity; + this.attenuationColor = new Color( 1, 1, 1 ); + + this.specularIntensity = 1.0; + this.specularIntensityMap = null; + this.specularColor = new Color( 1, 1, 1 ); + this.specularColorMap = null; + + this._anisotropy = 0; + this._clearcoat = 0; + this._iridescence = 0; + this._sheen = 0.0; + this._transmission = 0; + + this.setValues( parameters ); + + } + + get anisotropy() { + + return this._anisotropy; + + } + + set anisotropy( value ) { + + if ( this._anisotropy > 0 !== value > 0 ) { + + this.version ++; + + } + + this._anisotropy = value; + + } + + get clearcoat() { + + return this._clearcoat; + + } + + set clearcoat( value ) { + + if ( this._clearcoat > 0 !== value > 0 ) { + + this.version ++; + + } + + this._clearcoat = value; + + } + + get iridescence() { + + return this._iridescence; + + } + + set iridescence( value ) { + + if ( this._iridescence > 0 !== value > 0 ) { + + this.version ++; + + } + + this._iridescence = value; + + } + + get sheen() { + + return this._sheen; + + } + + set sheen( value ) { + + if ( this._sheen > 0 !== value > 0 ) { + + this.version ++; + + } + + this._sheen = value; + + } + + get transmission() { + + return this._transmission; + + } + + set transmission( value ) { + + if ( this._transmission > 0 !== value > 0 ) { + + this.version ++; + + } + + this._transmission = value; + + } + + copy( source ) { + + super.copy( source ); + + this.defines = { + + 'STANDARD': '', + 'PHYSICAL': '' + + }; + + this.anisotropy = source.anisotropy; + this.anisotropyRotation = source.anisotropyRotation; + this.anisotropyMap = source.anisotropyMap; + + this.clearcoat = source.clearcoat; + this.clearcoatMap = source.clearcoatMap; + this.clearcoatRoughness = source.clearcoatRoughness; + this.clearcoatRoughnessMap = source.clearcoatRoughnessMap; + this.clearcoatNormalMap = source.clearcoatNormalMap; + this.clearcoatNormalScale.copy( source.clearcoatNormalScale ); + + this.ior = source.ior; + + this.iridescence = source.iridescence; + this.iridescenceMap = source.iridescenceMap; + this.iridescenceIOR = source.iridescenceIOR; + this.iridescenceThicknessRange = [ ...source.iridescenceThicknessRange ]; + this.iridescenceThicknessMap = source.iridescenceThicknessMap; + + this.sheen = source.sheen; + this.sheenColor.copy( source.sheenColor ); + this.sheenColorMap = source.sheenColorMap; + this.sheenRoughness = source.sheenRoughness; + this.sheenRoughnessMap = source.sheenRoughnessMap; + + this.transmission = source.transmission; + this.transmissionMap = source.transmissionMap; + + this.thickness = source.thickness; + this.thicknessMap = source.thicknessMap; + this.attenuationDistance = source.attenuationDistance; + this.attenuationColor.copy( source.attenuationColor ); + + this.specularIntensity = source.specularIntensity; + this.specularIntensityMap = source.specularIntensityMap; + this.specularColor.copy( source.specularColor ); + this.specularColorMap = source.specularColorMap; + + return this; + + } + +} + +export { MeshPhysicalMaterial }; diff --git a/libs/three/src/materials/MeshStandardMaterial.js b/libs/three/src/materials/MeshStandardMaterial.js new file mode 100644 index 000000000..1821cf2ff --- /dev/null +++ b/libs/three/src/materials/MeshStandardMaterial.js @@ -0,0 +1,124 @@ +import { TangentSpaceNormalMap } from '../constants.js'; +import { Material } from './Material.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Color } from '../math/Color.js'; + +class MeshStandardMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isMeshStandardMaterial = true; + + this.defines = { 'STANDARD': '' }; + + this.type = 'MeshStandardMaterial'; + + this.color = new Color( 0xffffff ); // diffuse + this.roughness = 1.0; + this.metalness = 0.0; + + this.map = null; + + this.lightMap = null; + this.lightMapIntensity = 1.0; + + this.aoMap = null; + this.aoMapIntensity = 1.0; + + this.emissive = new Color( 0x000000 ); + this.emissiveIntensity = 1.0; + this.emissiveMap = null; + + this.bumpMap = null; + this.bumpScale = 1; + + this.normalMap = null; + this.normalMapType = TangentSpaceNormalMap; + this.normalScale = new Vector2( 1, 1 ); + + this.displacementMap = null; + this.displacementScale = 1; + this.displacementBias = 0; + + this.roughnessMap = null; + + this.metalnessMap = null; + + this.alphaMap = null; + + this.envMap = null; + this.envMapIntensity = 1.0; + + this.wireframe = false; + this.wireframeLinewidth = 1; + this.wireframeLinecap = 'round'; + this.wireframeLinejoin = 'round'; + + this.flatShading = false; + + this.fog = true; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.defines = { 'STANDARD': '' }; + + this.color.copy( source.color ); + this.roughness = source.roughness; + this.metalness = source.metalness; + + this.map = source.map; + + this.lightMap = source.lightMap; + this.lightMapIntensity = source.lightMapIntensity; + + this.aoMap = source.aoMap; + this.aoMapIntensity = source.aoMapIntensity; + + this.emissive.copy( source.emissive ); + this.emissiveMap = source.emissiveMap; + this.emissiveIntensity = source.emissiveIntensity; + + this.bumpMap = source.bumpMap; + this.bumpScale = source.bumpScale; + + this.normalMap = source.normalMap; + this.normalMapType = source.normalMapType; + this.normalScale.copy( source.normalScale ); + + this.displacementMap = source.displacementMap; + this.displacementScale = source.displacementScale; + this.displacementBias = source.displacementBias; + + this.roughnessMap = source.roughnessMap; + + this.metalnessMap = source.metalnessMap; + + this.alphaMap = source.alphaMap; + + this.envMap = source.envMap; + this.envMapIntensity = source.envMapIntensity; + + this.wireframe = source.wireframe; + this.wireframeLinewidth = source.wireframeLinewidth; + this.wireframeLinecap = source.wireframeLinecap; + this.wireframeLinejoin = source.wireframeLinejoin; + + this.flatShading = source.flatShading; + + this.fog = source.fog; + + return this; + + } + +} + +export { MeshStandardMaterial }; diff --git a/libs/three/src/materials/MeshToonMaterial.js b/libs/three/src/materials/MeshToonMaterial.js new file mode 100644 index 000000000..2f9b2f9e2 --- /dev/null +++ b/libs/three/src/materials/MeshToonMaterial.js @@ -0,0 +1,102 @@ +import { TangentSpaceNormalMap } from '../constants.js'; +import { Material } from './Material.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Color } from '../math/Color.js'; + +class MeshToonMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isMeshToonMaterial = true; + + this.defines = { 'TOON': '' }; + + this.type = 'MeshToonMaterial'; + + this.color = new Color( 0xffffff ); + + this.map = null; + this.gradientMap = null; + + this.lightMap = null; + this.lightMapIntensity = 1.0; + + this.aoMap = null; + this.aoMapIntensity = 1.0; + + this.emissive = new Color( 0x000000 ); + this.emissiveIntensity = 1.0; + this.emissiveMap = null; + + this.bumpMap = null; + this.bumpScale = 1; + + this.normalMap = null; + this.normalMapType = TangentSpaceNormalMap; + this.normalScale = new Vector2( 1, 1 ); + + this.displacementMap = null; + this.displacementScale = 1; + this.displacementBias = 0; + + this.alphaMap = null; + + this.wireframe = false; + this.wireframeLinewidth = 1; + this.wireframeLinecap = 'round'; + this.wireframeLinejoin = 'round'; + + this.fog = true; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.color.copy( source.color ); + + this.map = source.map; + this.gradientMap = source.gradientMap; + + this.lightMap = source.lightMap; + this.lightMapIntensity = source.lightMapIntensity; + + this.aoMap = source.aoMap; + this.aoMapIntensity = source.aoMapIntensity; + + this.emissive.copy( source.emissive ); + this.emissiveMap = source.emissiveMap; + this.emissiveIntensity = source.emissiveIntensity; + + this.bumpMap = source.bumpMap; + this.bumpScale = source.bumpScale; + + this.normalMap = source.normalMap; + this.normalMapType = source.normalMapType; + this.normalScale.copy( source.normalScale ); + + this.displacementMap = source.displacementMap; + this.displacementScale = source.displacementScale; + this.displacementBias = source.displacementBias; + + this.alphaMap = source.alphaMap; + + this.wireframe = source.wireframe; + this.wireframeLinewidth = source.wireframeLinewidth; + this.wireframeLinecap = source.wireframeLinecap; + this.wireframeLinejoin = source.wireframeLinejoin; + + this.fog = source.fog; + + return this; + + } + +} + +export { MeshToonMaterial }; diff --git a/libs/three/src/materials/PointsMaterial.js b/libs/three/src/materials/PointsMaterial.js new file mode 100644 index 000000000..8ca5500d6 --- /dev/null +++ b/libs/three/src/materials/PointsMaterial.js @@ -0,0 +1,50 @@ +import { Material } from './Material.js'; +import { Color } from '../math/Color.js'; + +class PointsMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isPointsMaterial = true; + + this.type = 'PointsMaterial'; + + this.color = new Color( 0xffffff ); + + this.map = null; + + this.alphaMap = null; + + this.size = 1; + this.sizeAttenuation = true; + + this.fog = true; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.color.copy( source.color ); + + this.map = source.map; + + this.alphaMap = source.alphaMap; + + this.size = source.size; + this.sizeAttenuation = source.sizeAttenuation; + + this.fog = source.fog; + + return this; + + } + +} + +export { PointsMaterial }; diff --git a/libs/three/src/materials/RawShaderMaterial.js b/libs/three/src/materials/RawShaderMaterial.js new file mode 100644 index 000000000..e2ab4377a --- /dev/null +++ b/libs/three/src/materials/RawShaderMaterial.js @@ -0,0 +1,17 @@ +import { ShaderMaterial } from './ShaderMaterial.js'; + +class RawShaderMaterial extends ShaderMaterial { + + constructor( parameters ) { + + super( parameters ); + + this.isRawShaderMaterial = true; + + this.type = 'RawShaderMaterial'; + + } + +} + +export { RawShaderMaterial }; diff --git a/libs/three/src/materials/ShaderMaterial.js b/libs/three/src/materials/ShaderMaterial.js new file mode 100644 index 000000000..c3370a67f --- /dev/null +++ b/libs/three/src/materials/ShaderMaterial.js @@ -0,0 +1,188 @@ +import { Material } from './Material.js'; +import { cloneUniforms, cloneUniformsGroups } from '../renderers/shaders/UniformsUtils.js'; + +import default_vertex from '../renderers/shaders/ShaderChunk/default_vertex.glsl.js'; +import default_fragment from '../renderers/shaders/ShaderChunk/default_fragment.glsl.js'; + +class ShaderMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isShaderMaterial = true; + + this.type = 'ShaderMaterial'; + + this.defines = {}; + this.uniforms = {}; + this.uniformsGroups = []; + + this.vertexShader = default_vertex; + this.fragmentShader = default_fragment; + + this.linewidth = 1; + + this.wireframe = false; + this.wireframeLinewidth = 1; + + this.fog = false; // set to use scene fog + this.lights = false; // set to use scene lights + this.clipping = false; // set to use user-defined clipping planes + + this.forceSinglePass = true; + + this.extensions = { + derivatives: false, // set to use derivatives + fragDepth: false, // set to use fragment depth values + drawBuffers: false, // set to use draw buffers + shaderTextureLOD: false, // set to use shader texture LOD + clipCullDistance: false // set to use vertex shader clipping + }; + + // When rendered geometry doesn't include these attributes but the material does, + // use these default values in WebGL. This avoids errors when buffer data is missing. + this.defaultAttributeValues = { + 'color': [ 1, 1, 1 ], + 'uv': [ 0, 0 ], + 'uv1': [ 0, 0 ] + }; + + this.index0AttributeName = undefined; + this.uniformsNeedUpdate = false; + + this.glslVersion = null; + + if ( parameters !== undefined ) { + + this.setValues( parameters ); + + } + + } + + copy( source ) { + + super.copy( source ); + + this.fragmentShader = source.fragmentShader; + this.vertexShader = source.vertexShader; + + this.uniforms = cloneUniforms( source.uniforms ); + this.uniformsGroups = cloneUniformsGroups( source.uniformsGroups ); + + this.defines = Object.assign( {}, source.defines ); + + this.wireframe = source.wireframe; + this.wireframeLinewidth = source.wireframeLinewidth; + + this.fog = source.fog; + this.lights = source.lights; + this.clipping = source.clipping; + + this.extensions = Object.assign( {}, source.extensions ); + + this.glslVersion = source.glslVersion; + + return this; + + } + + toJSON( meta ) { + + const data = super.toJSON( meta ); + + data.glslVersion = this.glslVersion; + data.uniforms = {}; + + for ( const name in this.uniforms ) { + + const uniform = this.uniforms[ name ]; + const value = uniform.value; + + if ( value && value.isTexture ) { + + data.uniforms[ name ] = { + type: 't', + value: value.toJSON( meta ).uuid + }; + + } else if ( value && value.isColor ) { + + data.uniforms[ name ] = { + type: 'c', + value: value.getHex() + }; + + } else if ( value && value.isVector2 ) { + + data.uniforms[ name ] = { + type: 'v2', + value: value.toArray() + }; + + } else if ( value && value.isVector3 ) { + + data.uniforms[ name ] = { + type: 'v3', + value: value.toArray() + }; + + } else if ( value && value.isVector4 ) { + + data.uniforms[ name ] = { + type: 'v4', + value: value.toArray() + }; + + } else if ( value && value.isMatrix3 ) { + + data.uniforms[ name ] = { + type: 'm3', + value: value.toArray() + }; + + } else if ( value && value.isMatrix4 ) { + + data.uniforms[ name ] = { + type: 'm4', + value: value.toArray() + }; + + } else { + + data.uniforms[ name ] = { + value: value + }; + + // note: the array variants v2v, v3v, v4v, m4v and tv are not supported so far + + } + + } + + if ( Object.keys( this.defines ).length > 0 ) data.defines = this.defines; + + data.vertexShader = this.vertexShader; + data.fragmentShader = this.fragmentShader; + + data.lights = this.lights; + data.clipping = this.clipping; + + const extensions = {}; + + for ( const key in this.extensions ) { + + if ( this.extensions[ key ] === true ) extensions[ key ] = true; + + } + + if ( Object.keys( extensions ).length > 0 ) data.extensions = extensions; + + return data; + + } + +} + +export { ShaderMaterial }; diff --git a/libs/three/src/materials/ShadowMaterial.js b/libs/three/src/materials/ShadowMaterial.js new file mode 100644 index 000000000..deea305d9 --- /dev/null +++ b/libs/three/src/materials/ShadowMaterial.js @@ -0,0 +1,37 @@ +import { Material } from './Material.js'; +import { Color } from '../math/Color.js'; + +class ShadowMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isShadowMaterial = true; + + this.type = 'ShadowMaterial'; + + this.color = new Color( 0x000000 ); + this.transparent = true; + + this.fog = true; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.color.copy( source.color ); + + this.fog = source.fog; + + return this; + + } + +} + +export { ShadowMaterial }; diff --git a/libs/three/src/materials/SpriteMaterial.js b/libs/three/src/materials/SpriteMaterial.js new file mode 100644 index 000000000..911e9abe7 --- /dev/null +++ b/libs/three/src/materials/SpriteMaterial.js @@ -0,0 +1,54 @@ +import { Material } from './Material.js'; +import { Color } from '../math/Color.js'; + +class SpriteMaterial extends Material { + + constructor( parameters ) { + + super(); + + this.isSpriteMaterial = true; + + this.type = 'SpriteMaterial'; + + this.color = new Color( 0xffffff ); + + this.map = null; + + this.alphaMap = null; + + this.rotation = 0; + + this.sizeAttenuation = true; + + this.transparent = true; + + this.fog = true; + + this.setValues( parameters ); + + } + + copy( source ) { + + super.copy( source ); + + this.color.copy( source.color ); + + this.map = source.map; + + this.alphaMap = source.alphaMap; + + this.rotation = source.rotation; + + this.sizeAttenuation = source.sizeAttenuation; + + this.fog = source.fog; + + return this; + + } + +} + +export { SpriteMaterial }; diff --git a/libs/three/src/math/Box2.js b/libs/three/src/math/Box2.js new file mode 100644 index 000000000..3a81d2652 --- /dev/null +++ b/libs/three/src/math/Box2.js @@ -0,0 +1,204 @@ +import { Vector2 } from './Vector2.js'; + +const _vector = /*@__PURE__*/ new Vector2(); + +class Box2 { + + constructor( min = new Vector2( + Infinity, + Infinity ), max = new Vector2( - Infinity, - Infinity ) ) { + + this.isBox2 = true; + + this.min = min; + this.max = max; + + } + + set( min, max ) { + + this.min.copy( min ); + this.max.copy( max ); + + return this; + + } + + setFromPoints( points ) { + + this.makeEmpty(); + + for ( let i = 0, il = points.length; i < il; i ++ ) { + + this.expandByPoint( points[ i ] ); + + } + + return this; + + } + + setFromCenterAndSize( center, size ) { + + const halfSize = _vector.copy( size ).multiplyScalar( 0.5 ); + this.min.copy( center ).sub( halfSize ); + this.max.copy( center ).add( halfSize ); + + return this; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + copy( box ) { + + this.min.copy( box.min ); + this.max.copy( box.max ); + + return this; + + } + + makeEmpty() { + + this.min.x = this.min.y = + Infinity; + this.max.x = this.max.y = - Infinity; + + return this; + + } + + isEmpty() { + + // this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes + + return ( this.max.x < this.min.x ) || ( this.max.y < this.min.y ); + + } + + getCenter( target ) { + + return this.isEmpty() ? target.set( 0, 0 ) : target.addVectors( this.min, this.max ).multiplyScalar( 0.5 ); + + } + + getSize( target ) { + + return this.isEmpty() ? target.set( 0, 0 ) : target.subVectors( this.max, this.min ); + + } + + expandByPoint( point ) { + + this.min.min( point ); + this.max.max( point ); + + return this; + + } + + expandByVector( vector ) { + + this.min.sub( vector ); + this.max.add( vector ); + + return this; + + } + + expandByScalar( scalar ) { + + this.min.addScalar( - scalar ); + this.max.addScalar( scalar ); + + return this; + + } + + containsPoint( point ) { + + return point.x < this.min.x || point.x > this.max.x || + point.y < this.min.y || point.y > this.max.y ? false : true; + + } + + containsBox( box ) { + + return this.min.x <= box.min.x && box.max.x <= this.max.x && + this.min.y <= box.min.y && box.max.y <= this.max.y; + + } + + getParameter( point, target ) { + + // This can potentially have a divide by zero if the box + // has a size dimension of 0. + + return target.set( + ( point.x - this.min.x ) / ( this.max.x - this.min.x ), + ( point.y - this.min.y ) / ( this.max.y - this.min.y ) + ); + + } + + intersectsBox( box ) { + + // using 4 splitting planes to rule out intersections + + return box.max.x < this.min.x || box.min.x > this.max.x || + box.max.y < this.min.y || box.min.y > this.max.y ? false : true; + + } + + clampPoint( point, target ) { + + return target.copy( point ).clamp( this.min, this.max ); + + } + + distanceToPoint( point ) { + + return this.clampPoint( point, _vector ).distanceTo( point ); + + } + + intersect( box ) { + + this.min.max( box.min ); + this.max.min( box.max ); + + if ( this.isEmpty() ) this.makeEmpty(); + + return this; + + } + + union( box ) { + + this.min.min( box.min ); + this.max.max( box.max ); + + return this; + + } + + translate( offset ) { + + this.min.add( offset ); + this.max.add( offset ); + + return this; + + } + + equals( box ) { + + return box.min.equals( this.min ) && box.max.equals( this.max ); + + } + +} + +export { Box2 }; diff --git a/libs/three/src/math/Box3.js b/libs/three/src/math/Box3.js new file mode 100644 index 000000000..a49c386ca --- /dev/null +++ b/libs/three/src/math/Box3.js @@ -0,0 +1,534 @@ +import { Vector3 } from './Vector3.js'; + +class Box3 { + + constructor( min = new Vector3( + Infinity, + Infinity, + Infinity ), max = new Vector3( - Infinity, - Infinity, - Infinity ) ) { + + this.isBox3 = true; + + this.min = min; + this.max = max; + + } + + set( min, max ) { + + this.min.copy( min ); + this.max.copy( max ); + + return this; + + } + + setFromArray( array ) { + + this.makeEmpty(); + + for ( let i = 0, il = array.length; i < il; i += 3 ) { + + this.expandByPoint( _vector.fromArray( array, i ) ); + + } + + return this; + + } + + setFromBufferAttribute( attribute ) { + + this.makeEmpty(); + + for ( let i = 0, il = attribute.count; i < il; i ++ ) { + + this.expandByPoint( _vector.fromBufferAttribute( attribute, i ) ); + + } + + return this; + + } + + setFromPoints( points ) { + + this.makeEmpty(); + + for ( let i = 0, il = points.length; i < il; i ++ ) { + + this.expandByPoint( points[ i ] ); + + } + + return this; + + } + + setFromCenterAndSize( center, size ) { + + const halfSize = _vector.copy( size ).multiplyScalar( 0.5 ); + + this.min.copy( center ).sub( halfSize ); + this.max.copy( center ).add( halfSize ); + + return this; + + } + + setFromObject( object, precise = false ) { + + this.makeEmpty(); + + return this.expandByObject( object, precise ); + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + copy( box ) { + + this.min.copy( box.min ); + this.max.copy( box.max ); + + return this; + + } + + makeEmpty() { + + this.min.x = this.min.y = this.min.z = + Infinity; + this.max.x = this.max.y = this.max.z = - Infinity; + + return this; + + } + + isEmpty() { + + // this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes + + return ( this.max.x < this.min.x ) || ( this.max.y < this.min.y ) || ( this.max.z < this.min.z ); + + } + + getCenter( target ) { + + return this.isEmpty() ? target.set( 0, 0, 0 ) : target.addVectors( this.min, this.max ).multiplyScalar( 0.5 ); + + } + + getSize( target ) { + + return this.isEmpty() ? target.set( 0, 0, 0 ) : target.subVectors( this.max, this.min ); + + } + + expandByPoint( point ) { + + this.min.min( point ); + this.max.max( point ); + + return this; + + } + + expandByVector( vector ) { + + this.min.sub( vector ); + this.max.add( vector ); + + return this; + + } + + expandByScalar( scalar ) { + + this.min.addScalar( - scalar ); + this.max.addScalar( scalar ); + + return this; + + } + + expandByObject( object, precise = false ) { + + // Computes the world-axis-aligned bounding box of an object (including its children), + // accounting for both the object's, and children's, world transforms + + object.updateWorldMatrix( false, false ); + + const geometry = object.geometry; + + if ( geometry !== undefined ) { + + const positionAttribute = geometry.getAttribute( 'position' ); + + // precise AABB computation based on vertex data requires at least a position attribute. + // instancing isn't supported so far and uses the normal (conservative) code path. + + if ( precise === true && positionAttribute !== undefined && object.isInstancedMesh !== true ) { + + for ( let i = 0, l = positionAttribute.count; i < l; i ++ ) { + + if ( object.isMesh === true ) { + + object.getVertexPosition( i, _vector ); + + } else { + + _vector.fromBufferAttribute( positionAttribute, i ); + + } + + _vector.applyMatrix4( object.matrixWorld ); + this.expandByPoint( _vector ); + + } + + } else { + + if ( object.boundingBox !== undefined ) { + + // object-level bounding box + + if ( object.boundingBox === null ) { + + object.computeBoundingBox(); + + } + + _box.copy( object.boundingBox ); + + + } else { + + // geometry-level bounding box + + if ( geometry.boundingBox === null ) { + + geometry.computeBoundingBox(); + + } + + _box.copy( geometry.boundingBox ); + + } + + _box.applyMatrix4( object.matrixWorld ); + + this.union( _box ); + + } + + } + + const children = object.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + this.expandByObject( children[ i ], precise ); + + } + + return this; + + } + + containsPoint( point ) { + + return point.x < this.min.x || point.x > this.max.x || + point.y < this.min.y || point.y > this.max.y || + point.z < this.min.z || point.z > this.max.z ? false : true; + + } + + containsBox( box ) { + + return this.min.x <= box.min.x && box.max.x <= this.max.x && + this.min.y <= box.min.y && box.max.y <= this.max.y && + this.min.z <= box.min.z && box.max.z <= this.max.z; + + } + + getParameter( point, target ) { + + // This can potentially have a divide by zero if the box + // has a size dimension of 0. + + return target.set( + ( point.x - this.min.x ) / ( this.max.x - this.min.x ), + ( point.y - this.min.y ) / ( this.max.y - this.min.y ), + ( point.z - this.min.z ) / ( this.max.z - this.min.z ) + ); + + } + + intersectsBox( box ) { + + // using 6 splitting planes to rule out intersections. + return box.max.x < this.min.x || box.min.x > this.max.x || + box.max.y < this.min.y || box.min.y > this.max.y || + box.max.z < this.min.z || box.min.z > this.max.z ? false : true; + + } + + intersectsSphere( sphere ) { + + // Find the point on the AABB closest to the sphere center. + this.clampPoint( sphere.center, _vector ); + + // If that point is inside the sphere, the AABB and sphere intersect. + return _vector.distanceToSquared( sphere.center ) <= ( sphere.radius * sphere.radius ); + + } + + intersectsPlane( plane ) { + + // We compute the minimum and maximum dot product values. If those values + // are on the same side (back or front) of the plane, then there is no intersection. + + let min, max; + + if ( plane.normal.x > 0 ) { + + min = plane.normal.x * this.min.x; + max = plane.normal.x * this.max.x; + + } else { + + min = plane.normal.x * this.max.x; + max = plane.normal.x * this.min.x; + + } + + if ( plane.normal.y > 0 ) { + + min += plane.normal.y * this.min.y; + max += plane.normal.y * this.max.y; + + } else { + + min += plane.normal.y * this.max.y; + max += plane.normal.y * this.min.y; + + } + + if ( plane.normal.z > 0 ) { + + min += plane.normal.z * this.min.z; + max += plane.normal.z * this.max.z; + + } else { + + min += plane.normal.z * this.max.z; + max += plane.normal.z * this.min.z; + + } + + return ( min <= - plane.constant && max >= - plane.constant ); + + } + + intersectsTriangle( triangle ) { + + if ( this.isEmpty() ) { + + return false; + + } + + // compute box center and extents + this.getCenter( _center ); + _extents.subVectors( this.max, _center ); + + // translate triangle to aabb origin + _v0.subVectors( triangle.a, _center ); + _v1.subVectors( triangle.b, _center ); + _v2.subVectors( triangle.c, _center ); + + // compute edge vectors for triangle + _f0.subVectors( _v1, _v0 ); + _f1.subVectors( _v2, _v1 ); + _f2.subVectors( _v0, _v2 ); + + // test against axes that are given by cross product combinations of the edges of the triangle and the edges of the aabb + // make an axis testing of each of the 3 sides of the aabb against each of the 3 sides of the triangle = 9 axis of separation + // axis_ij = u_i x f_j (u0, u1, u2 = face normals of aabb = x,y,z axes vectors since aabb is axis aligned) + let axes = [ + 0, - _f0.z, _f0.y, 0, - _f1.z, _f1.y, 0, - _f2.z, _f2.y, + _f0.z, 0, - _f0.x, _f1.z, 0, - _f1.x, _f2.z, 0, - _f2.x, + - _f0.y, _f0.x, 0, - _f1.y, _f1.x, 0, - _f2.y, _f2.x, 0 + ]; + if ( ! satForAxes( axes, _v0, _v1, _v2, _extents ) ) { + + return false; + + } + + // test 3 face normals from the aabb + axes = [ 1, 0, 0, 0, 1, 0, 0, 0, 1 ]; + if ( ! satForAxes( axes, _v0, _v1, _v2, _extents ) ) { + + return false; + + } + + // finally testing the face normal of the triangle + // use already existing triangle edge vectors here + _triangleNormal.crossVectors( _f0, _f1 ); + axes = [ _triangleNormal.x, _triangleNormal.y, _triangleNormal.z ]; + + return satForAxes( axes, _v0, _v1, _v2, _extents ); + + } + + clampPoint( point, target ) { + + return target.copy( point ).clamp( this.min, this.max ); + + } + + distanceToPoint( point ) { + + return this.clampPoint( point, _vector ).distanceTo( point ); + + } + + getBoundingSphere( target ) { + + if ( this.isEmpty() ) { + + target.makeEmpty(); + + } else { + + this.getCenter( target.center ); + + target.radius = this.getSize( _vector ).length() * 0.5; + + } + + return target; + + } + + intersect( box ) { + + this.min.max( box.min ); + this.max.min( box.max ); + + // ensure that if there is no overlap, the result is fully empty, not slightly empty with non-inf/+inf values that will cause subsequence intersects to erroneously return valid values. + if ( this.isEmpty() ) this.makeEmpty(); + + return this; + + } + + union( box ) { + + this.min.min( box.min ); + this.max.max( box.max ); + + return this; + + } + + applyMatrix4( matrix ) { + + // transform of empty box is an empty box. + if ( this.isEmpty() ) return this; + + // NOTE: I am using a binary pattern to specify all 2^3 combinations below + _points[ 0 ].set( this.min.x, this.min.y, this.min.z ).applyMatrix4( matrix ); // 000 + _points[ 1 ].set( this.min.x, this.min.y, this.max.z ).applyMatrix4( matrix ); // 001 + _points[ 2 ].set( this.min.x, this.max.y, this.min.z ).applyMatrix4( matrix ); // 010 + _points[ 3 ].set( this.min.x, this.max.y, this.max.z ).applyMatrix4( matrix ); // 011 + _points[ 4 ].set( this.max.x, this.min.y, this.min.z ).applyMatrix4( matrix ); // 100 + _points[ 5 ].set( this.max.x, this.min.y, this.max.z ).applyMatrix4( matrix ); // 101 + _points[ 6 ].set( this.max.x, this.max.y, this.min.z ).applyMatrix4( matrix ); // 110 + _points[ 7 ].set( this.max.x, this.max.y, this.max.z ).applyMatrix4( matrix ); // 111 + + this.setFromPoints( _points ); + + return this; + + } + + translate( offset ) { + + this.min.add( offset ); + this.max.add( offset ); + + return this; + + } + + equals( box ) { + + return box.min.equals( this.min ) && box.max.equals( this.max ); + + } + +} + +const _points = [ + /*@__PURE__*/ new Vector3(), + /*@__PURE__*/ new Vector3(), + /*@__PURE__*/ new Vector3(), + /*@__PURE__*/ new Vector3(), + /*@__PURE__*/ new Vector3(), + /*@__PURE__*/ new Vector3(), + /*@__PURE__*/ new Vector3(), + /*@__PURE__*/ new Vector3() +]; + +const _vector = /*@__PURE__*/ new Vector3(); + +const _box = /*@__PURE__*/ new Box3(); + +// triangle centered vertices + +const _v0 = /*@__PURE__*/ new Vector3(); +const _v1 = /*@__PURE__*/ new Vector3(); +const _v2 = /*@__PURE__*/ new Vector3(); + +// triangle edge vectors + +const _f0 = /*@__PURE__*/ new Vector3(); +const _f1 = /*@__PURE__*/ new Vector3(); +const _f2 = /*@__PURE__*/ new Vector3(); + +const _center = /*@__PURE__*/ new Vector3(); +const _extents = /*@__PURE__*/ new Vector3(); +const _triangleNormal = /*@__PURE__*/ new Vector3(); +const _testAxis = /*@__PURE__*/ new Vector3(); + +function satForAxes( axes, v0, v1, v2, extents ) { + + for ( let i = 0, j = axes.length - 3; i <= j; i += 3 ) { + + _testAxis.fromArray( axes, i ); + // project the aabb onto the separating axis + const r = extents.x * Math.abs( _testAxis.x ) + extents.y * Math.abs( _testAxis.y ) + extents.z * Math.abs( _testAxis.z ); + // project all 3 vertices of the triangle onto the separating axis + const p0 = v0.dot( _testAxis ); + const p1 = v1.dot( _testAxis ); + const p2 = v2.dot( _testAxis ); + // actual test, basically see if either of the most extreme of the triangle points intersects r + if ( Math.max( - Math.max( p0, p1, p2 ), Math.min( p0, p1, p2 ) ) > r ) { + + // points of the projected triangle are outside the projected half-length of the aabb + // the axis is separating and we can exit + return false; + + } + + } + + return true; + +} + +export { Box3 }; diff --git a/libs/three/src/math/Color.js b/libs/three/src/math/Color.js new file mode 100644 index 000000000..5f0bad7d4 --- /dev/null +++ b/libs/three/src/math/Color.js @@ -0,0 +1,623 @@ +import { clamp, euclideanModulo, lerp } from './MathUtils.js'; +import { ColorManagement, SRGBToLinear, LinearToSRGB } from './ColorManagement.js'; +import { SRGBColorSpace } from '../constants.js'; + +const _colorKeywords = { 'aliceblue': 0xF0F8FF, 'antiquewhite': 0xFAEBD7, 'aqua': 0x00FFFF, 'aquamarine': 0x7FFFD4, 'azure': 0xF0FFFF, + 'beige': 0xF5F5DC, 'bisque': 0xFFE4C4, 'black': 0x000000, 'blanchedalmond': 0xFFEBCD, 'blue': 0x0000FF, 'blueviolet': 0x8A2BE2, + 'brown': 0xA52A2A, 'burlywood': 0xDEB887, 'cadetblue': 0x5F9EA0, 'chartreuse': 0x7FFF00, 'chocolate': 0xD2691E, 'coral': 0xFF7F50, + 'cornflowerblue': 0x6495ED, 'cornsilk': 0xFFF8DC, 'crimson': 0xDC143C, 'cyan': 0x00FFFF, 'darkblue': 0x00008B, 'darkcyan': 0x008B8B, + 'darkgoldenrod': 0xB8860B, 'darkgray': 0xA9A9A9, 'darkgreen': 0x006400, 'darkgrey': 0xA9A9A9, 'darkkhaki': 0xBDB76B, 'darkmagenta': 0x8B008B, + 'darkolivegreen': 0x556B2F, 'darkorange': 0xFF8C00, 'darkorchid': 0x9932CC, 'darkred': 0x8B0000, 'darksalmon': 0xE9967A, 'darkseagreen': 0x8FBC8F, + 'darkslateblue': 0x483D8B, 'darkslategray': 0x2F4F4F, 'darkslategrey': 0x2F4F4F, 'darkturquoise': 0x00CED1, 'darkviolet': 0x9400D3, + 'deeppink': 0xFF1493, 'deepskyblue': 0x00BFFF, 'dimgray': 0x696969, 'dimgrey': 0x696969, 'dodgerblue': 0x1E90FF, 'firebrick': 0xB22222, + 'floralwhite': 0xFFFAF0, 'forestgreen': 0x228B22, 'fuchsia': 0xFF00FF, 'gainsboro': 0xDCDCDC, 'ghostwhite': 0xF8F8FF, 'gold': 0xFFD700, + 'goldenrod': 0xDAA520, 'gray': 0x808080, 'green': 0x008000, 'greenyellow': 0xADFF2F, 'grey': 0x808080, 'honeydew': 0xF0FFF0, 'hotpink': 0xFF69B4, + 'indianred': 0xCD5C5C, 'indigo': 0x4B0082, 'ivory': 0xFFFFF0, 'khaki': 0xF0E68C, 'lavender': 0xE6E6FA, 'lavenderblush': 0xFFF0F5, 'lawngreen': 0x7CFC00, + 'lemonchiffon': 0xFFFACD, 'lightblue': 0xADD8E6, 'lightcoral': 0xF08080, 'lightcyan': 0xE0FFFF, 'lightgoldenrodyellow': 0xFAFAD2, 'lightgray': 0xD3D3D3, + 'lightgreen': 0x90EE90, 'lightgrey': 0xD3D3D3, 'lightpink': 0xFFB6C1, 'lightsalmon': 0xFFA07A, 'lightseagreen': 0x20B2AA, 'lightskyblue': 0x87CEFA, + 'lightslategray': 0x778899, 'lightslategrey': 0x778899, 'lightsteelblue': 0xB0C4DE, 'lightyellow': 0xFFFFE0, 'lime': 0x00FF00, 'limegreen': 0x32CD32, + 'linen': 0xFAF0E6, 'magenta': 0xFF00FF, 'maroon': 0x800000, 'mediumaquamarine': 0x66CDAA, 'mediumblue': 0x0000CD, 'mediumorchid': 0xBA55D3, + 'mediumpurple': 0x9370DB, 'mediumseagreen': 0x3CB371, 'mediumslateblue': 0x7B68EE, 'mediumspringgreen': 0x00FA9A, 'mediumturquoise': 0x48D1CC, + 'mediumvioletred': 0xC71585, 'midnightblue': 0x191970, 'mintcream': 0xF5FFFA, 'mistyrose': 0xFFE4E1, 'moccasin': 0xFFE4B5, 'navajowhite': 0xFFDEAD, + 'navy': 0x000080, 'oldlace': 0xFDF5E6, 'olive': 0x808000, 'olivedrab': 0x6B8E23, 'orange': 0xFFA500, 'orangered': 0xFF4500, 'orchid': 0xDA70D6, + 'palegoldenrod': 0xEEE8AA, 'palegreen': 0x98FB98, 'paleturquoise': 0xAFEEEE, 'palevioletred': 0xDB7093, 'papayawhip': 0xFFEFD5, 'peachpuff': 0xFFDAB9, + 'peru': 0xCD853F, 'pink': 0xFFC0CB, 'plum': 0xDDA0DD, 'powderblue': 0xB0E0E6, 'purple': 0x800080, 'rebeccapurple': 0x663399, 'red': 0xFF0000, 'rosybrown': 0xBC8F8F, + 'royalblue': 0x4169E1, 'saddlebrown': 0x8B4513, 'salmon': 0xFA8072, 'sandybrown': 0xF4A460, 'seagreen': 0x2E8B57, 'seashell': 0xFFF5EE, + 'sienna': 0xA0522D, 'silver': 0xC0C0C0, 'skyblue': 0x87CEEB, 'slateblue': 0x6A5ACD, 'slategray': 0x708090, 'slategrey': 0x708090, 'snow': 0xFFFAFA, + 'springgreen': 0x00FF7F, 'steelblue': 0x4682B4, 'tan': 0xD2B48C, 'teal': 0x008080, 'thistle': 0xD8BFD8, 'tomato': 0xFF6347, 'turquoise': 0x40E0D0, + 'violet': 0xEE82EE, 'wheat': 0xF5DEB3, 'white': 0xFFFFFF, 'whitesmoke': 0xF5F5F5, 'yellow': 0xFFFF00, 'yellowgreen': 0x9ACD32 }; + +const _hslA = { h: 0, s: 0, l: 0 }; +const _hslB = { h: 0, s: 0, l: 0 }; + +function hue2rgb( p, q, t ) { + + if ( t < 0 ) t += 1; + if ( t > 1 ) t -= 1; + if ( t < 1 / 6 ) return p + ( q - p ) * 6 * t; + if ( t < 1 / 2 ) return q; + if ( t < 2 / 3 ) return p + ( q - p ) * 6 * ( 2 / 3 - t ); + return p; + +} + +class Color { + + constructor( r, g, b ) { + + this.isColor = true; + + this.r = 1; + this.g = 1; + this.b = 1; + + return this.set( r, g, b ); + + } + + set( r, g, b ) { + + if ( g === undefined && b === undefined ) { + + // r is THREE.Color, hex or string + + const value = r; + + if ( value && value.isColor ) { + + this.copy( value ); + + } else if ( typeof value === 'number' ) { + + this.setHex( value ); + + } else if ( typeof value === 'string' ) { + + this.setStyle( value ); + + } + + } else { + + this.setRGB( r, g, b ); + + } + + return this; + + } + + setScalar( scalar ) { + + this.r = scalar; + this.g = scalar; + this.b = scalar; + + return this; + + } + + setHex( hex, colorSpace = SRGBColorSpace ) { + + hex = Math.floor( hex ); + + this.r = ( hex >> 16 & 255 ) / 255; + this.g = ( hex >> 8 & 255 ) / 255; + this.b = ( hex & 255 ) / 255; + + ColorManagement.toWorkingColorSpace( this, colorSpace ); + + return this; + + } + + setRGB( r, g, b, colorSpace = ColorManagement.workingColorSpace ) { + + this.r = r; + this.g = g; + this.b = b; + + ColorManagement.toWorkingColorSpace( this, colorSpace ); + + return this; + + } + + setHSL( h, s, l, colorSpace = ColorManagement.workingColorSpace ) { + + // h,s,l ranges are in 0.0 - 1.0 + h = euclideanModulo( h, 1 ); + s = clamp( s, 0, 1 ); + l = clamp( l, 0, 1 ); + + if ( s === 0 ) { + + this.r = this.g = this.b = l; + + } else { + + const p = l <= 0.5 ? l * ( 1 + s ) : l + s - ( l * s ); + const q = ( 2 * l ) - p; + + this.r = hue2rgb( q, p, h + 1 / 3 ); + this.g = hue2rgb( q, p, h ); + this.b = hue2rgb( q, p, h - 1 / 3 ); + + } + + ColorManagement.toWorkingColorSpace( this, colorSpace ); + + return this; + + } + + setStyle( style, colorSpace = SRGBColorSpace ) { + + function handleAlpha( string ) { + + if ( string === undefined ) return; + + if ( parseFloat( string ) < 1 ) { + + console.warn( 'THREE.Color: Alpha component of ' + style + ' will be ignored.' ); + + } + + } + + + let m; + + if ( m = /^(\w+)\(([^\)]*)\)/.exec( style ) ) { + + // rgb / hsl + + let color; + const name = m[ 1 ]; + const components = m[ 2 ]; + + switch ( name ) { + + case 'rgb': + case 'rgba': + + if ( color = /^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec( components ) ) { + + // rgb(255,0,0) rgba(255,0,0,0.5) + + handleAlpha( color[ 4 ] ); + + return this.setRGB( + Math.min( 255, parseInt( color[ 1 ], 10 ) ) / 255, + Math.min( 255, parseInt( color[ 2 ], 10 ) ) / 255, + Math.min( 255, parseInt( color[ 3 ], 10 ) ) / 255, + colorSpace + ); + + } + + if ( color = /^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec( components ) ) { + + // rgb(100%,0%,0%) rgba(100%,0%,0%,0.5) + + handleAlpha( color[ 4 ] ); + + return this.setRGB( + Math.min( 100, parseInt( color[ 1 ], 10 ) ) / 100, + Math.min( 100, parseInt( color[ 2 ], 10 ) ) / 100, + Math.min( 100, parseInt( color[ 3 ], 10 ) ) / 100, + colorSpace + ); + + } + + break; + + case 'hsl': + case 'hsla': + + if ( color = /^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec( components ) ) { + + // hsl(120,50%,50%) hsla(120,50%,50%,0.5) + + handleAlpha( color[ 4 ] ); + + return this.setHSL( + parseFloat( color[ 1 ] ) / 360, + parseFloat( color[ 2 ] ) / 100, + parseFloat( color[ 3 ] ) / 100, + colorSpace + ); + + } + + break; + + default: + + console.warn( 'THREE.Color: Unknown color model ' + style ); + + } + + } else if ( m = /^\#([A-Fa-f\d]+)$/.exec( style ) ) { + + // hex color + + const hex = m[ 1 ]; + const size = hex.length; + + if ( size === 3 ) { + + // #ff0 + return this.setRGB( + parseInt( hex.charAt( 0 ), 16 ) / 15, + parseInt( hex.charAt( 1 ), 16 ) / 15, + parseInt( hex.charAt( 2 ), 16 ) / 15, + colorSpace + ); + + } else if ( size === 6 ) { + + // #ff0000 + return this.setHex( parseInt( hex, 16 ), colorSpace ); + + } else { + + console.warn( 'THREE.Color: Invalid hex color ' + style ); + + } + + } else if ( style && style.length > 0 ) { + + return this.setColorName( style, colorSpace ); + + } + + return this; + + } + + setColorName( style, colorSpace = SRGBColorSpace ) { + + // color keywords + const hex = _colorKeywords[ style.toLowerCase() ]; + + if ( hex !== undefined ) { + + // red + this.setHex( hex, colorSpace ); + + } else { + + // unknown color + console.warn( 'THREE.Color: Unknown color ' + style ); + + } + + return this; + + } + + clone() { + + return new this.constructor( this.r, this.g, this.b ); + + } + + copy( color ) { + + this.r = color.r; + this.g = color.g; + this.b = color.b; + + return this; + + } + + copySRGBToLinear( color ) { + + this.r = SRGBToLinear( color.r ); + this.g = SRGBToLinear( color.g ); + this.b = SRGBToLinear( color.b ); + + return this; + + } + + copyLinearToSRGB( color ) { + + this.r = LinearToSRGB( color.r ); + this.g = LinearToSRGB( color.g ); + this.b = LinearToSRGB( color.b ); + + return this; + + } + + convertSRGBToLinear() { + + this.copySRGBToLinear( this ); + + return this; + + } + + convertLinearToSRGB() { + + this.copyLinearToSRGB( this ); + + return this; + + } + + getHex( colorSpace = SRGBColorSpace ) { + + ColorManagement.fromWorkingColorSpace( _color.copy( this ), colorSpace ); + + return Math.round( clamp( _color.r * 255, 0, 255 ) ) * 65536 + Math.round( clamp( _color.g * 255, 0, 255 ) ) * 256 + Math.round( clamp( _color.b * 255, 0, 255 ) ); + + } + + getHexString( colorSpace = SRGBColorSpace ) { + + return ( '000000' + this.getHex( colorSpace ).toString( 16 ) ).slice( - 6 ); + + } + + getHSL( target, colorSpace = ColorManagement.workingColorSpace ) { + + // h,s,l ranges are in 0.0 - 1.0 + + ColorManagement.fromWorkingColorSpace( _color.copy( this ), colorSpace ); + + const r = _color.r, g = _color.g, b = _color.b; + + const max = Math.max( r, g, b ); + const min = Math.min( r, g, b ); + + let hue, saturation; + const lightness = ( min + max ) / 2.0; + + if ( min === max ) { + + hue = 0; + saturation = 0; + + } else { + + const delta = max - min; + + saturation = lightness <= 0.5 ? delta / ( max + min ) : delta / ( 2 - max - min ); + + switch ( max ) { + + case r: hue = ( g - b ) / delta + ( g < b ? 6 : 0 ); break; + case g: hue = ( b - r ) / delta + 2; break; + case b: hue = ( r - g ) / delta + 4; break; + + } + + hue /= 6; + + } + + target.h = hue; + target.s = saturation; + target.l = lightness; + + return target; + + } + + getRGB( target, colorSpace = ColorManagement.workingColorSpace ) { + + ColorManagement.fromWorkingColorSpace( _color.copy( this ), colorSpace ); + + target.r = _color.r; + target.g = _color.g; + target.b = _color.b; + + return target; + + } + + getStyle( colorSpace = SRGBColorSpace ) { + + ColorManagement.fromWorkingColorSpace( _color.copy( this ), colorSpace ); + + const r = _color.r, g = _color.g, b = _color.b; + + if ( colorSpace !== SRGBColorSpace ) { + + // Requires CSS Color Module Level 4 (https://www.w3.org/TR/css-color-4/). + return `color(${ colorSpace } ${ r.toFixed( 3 ) } ${ g.toFixed( 3 ) } ${ b.toFixed( 3 ) })`; + + } + + return `rgb(${ Math.round( r * 255 ) },${ Math.round( g * 255 ) },${ Math.round( b * 255 ) })`; + + } + + offsetHSL( h, s, l ) { + + this.getHSL( _hslA ); + + return this.setHSL( _hslA.h + h, _hslA.s + s, _hslA.l + l ); + + } + + add( color ) { + + this.r += color.r; + this.g += color.g; + this.b += color.b; + + return this; + + } + + addColors( color1, color2 ) { + + this.r = color1.r + color2.r; + this.g = color1.g + color2.g; + this.b = color1.b + color2.b; + + return this; + + } + + addScalar( s ) { + + this.r += s; + this.g += s; + this.b += s; + + return this; + + } + + sub( color ) { + + this.r = Math.max( 0, this.r - color.r ); + this.g = Math.max( 0, this.g - color.g ); + this.b = Math.max( 0, this.b - color.b ); + + return this; + + } + + multiply( color ) { + + this.r *= color.r; + this.g *= color.g; + this.b *= color.b; + + return this; + + } + + multiplyScalar( s ) { + + this.r *= s; + this.g *= s; + this.b *= s; + + return this; + + } + + lerp( color, alpha ) { + + this.r += ( color.r - this.r ) * alpha; + this.g += ( color.g - this.g ) * alpha; + this.b += ( color.b - this.b ) * alpha; + + return this; + + } + + lerpColors( color1, color2, alpha ) { + + this.r = color1.r + ( color2.r - color1.r ) * alpha; + this.g = color1.g + ( color2.g - color1.g ) * alpha; + this.b = color1.b + ( color2.b - color1.b ) * alpha; + + return this; + + } + + lerpHSL( color, alpha ) { + + this.getHSL( _hslA ); + color.getHSL( _hslB ); + + const h = lerp( _hslA.h, _hslB.h, alpha ); + const s = lerp( _hslA.s, _hslB.s, alpha ); + const l = lerp( _hslA.l, _hslB.l, alpha ); + + this.setHSL( h, s, l ); + + return this; + + } + + setFromVector3( v ) { + + this.r = v.x; + this.g = v.y; + this.b = v.z; + + return this; + + } + + applyMatrix3( m ) { + + const r = this.r, g = this.g, b = this.b; + const e = m.elements; + + this.r = e[ 0 ] * r + e[ 3 ] * g + e[ 6 ] * b; + this.g = e[ 1 ] * r + e[ 4 ] * g + e[ 7 ] * b; + this.b = e[ 2 ] * r + e[ 5 ] * g + e[ 8 ] * b; + + return this; + + } + + equals( c ) { + + return ( c.r === this.r ) && ( c.g === this.g ) && ( c.b === this.b ); + + } + + fromArray( array, offset = 0 ) { + + this.r = array[ offset ]; + this.g = array[ offset + 1 ]; + this.b = array[ offset + 2 ]; + + return this; + + } + + toArray( array = [], offset = 0 ) { + + array[ offset ] = this.r; + array[ offset + 1 ] = this.g; + array[ offset + 2 ] = this.b; + + return array; + + } + + fromBufferAttribute( attribute, index ) { + + this.r = attribute.getX( index ); + this.g = attribute.getY( index ); + this.b = attribute.getZ( index ); + + return this; + + } + + toJSON() { + + return this.getHex(); + + } + + *[ Symbol.iterator ]() { + + yield this.r; + yield this.g; + yield this.b; + + } + +} + +const _color = /*@__PURE__*/ new Color(); + +Color.NAMES = _colorKeywords; + +export { Color }; diff --git a/libs/three/src/math/ColorManagement.js b/libs/three/src/math/ColorManagement.js new file mode 100644 index 000000000..2fb6e20e8 --- /dev/null +++ b/libs/three/src/math/ColorManagement.js @@ -0,0 +1,139 @@ +import { SRGBColorSpace, LinearSRGBColorSpace, DisplayP3ColorSpace, LinearDisplayP3ColorSpace, Rec709Primaries, P3Primaries, SRGBTransfer, LinearTransfer, NoColorSpace, } from '../constants.js'; +import { Matrix3 } from './Matrix3.js'; + +/** + * Matrices converting P3 <-> Rec. 709 primaries, without gamut mapping + * or clipping. Based on W3C specifications for sRGB and Display P3, + * and ICC specifications for the D50 connection space. Values in/out + * are _linear_ sRGB and _linear_ Display P3. + * + * Note that both sRGB and Display P3 use the sRGB transfer functions. + * + * Reference: + * - http://www.russellcottrell.com/photo/matrixCalculator.htm + */ + +const LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = /*@__PURE__*/ new Matrix3().set( + 0.8224621, 0.177538, 0.0, + 0.0331941, 0.9668058, 0.0, + 0.0170827, 0.0723974, 0.9105199, +); + +const LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = /*@__PURE__*/ new Matrix3().set( + 1.2249401, - 0.2249404, 0.0, + - 0.0420569, 1.0420571, 0.0, + - 0.0196376, - 0.0786361, 1.0982735 +); + +/** + * Defines supported color spaces by transfer function and primaries, + * and provides conversions to/from the Linear-sRGB reference space. + */ +const COLOR_SPACES = { + [ LinearSRGBColorSpace ]: { + transfer: LinearTransfer, + primaries: Rec709Primaries, + toReference: ( color ) => color, + fromReference: ( color ) => color, + }, + [ SRGBColorSpace ]: { + transfer: SRGBTransfer, + primaries: Rec709Primaries, + toReference: ( color ) => color.convertSRGBToLinear(), + fromReference: ( color ) => color.convertLinearToSRGB(), + }, + [ LinearDisplayP3ColorSpace ]: { + transfer: LinearTransfer, + primaries: P3Primaries, + toReference: ( color ) => color.applyMatrix3( LINEAR_DISPLAY_P3_TO_LINEAR_SRGB ), + fromReference: ( color ) => color.applyMatrix3( LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 ), + }, + [ DisplayP3ColorSpace ]: { + transfer: SRGBTransfer, + primaries: P3Primaries, + toReference: ( color ) => color.convertSRGBToLinear().applyMatrix3( LINEAR_DISPLAY_P3_TO_LINEAR_SRGB ), + fromReference: ( color ) => color.applyMatrix3( LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 ).convertLinearToSRGB(), + }, +}; + +const SUPPORTED_WORKING_COLOR_SPACES = new Set( [ LinearSRGBColorSpace, LinearDisplayP3ColorSpace ] ); + +export const ColorManagement = { + + enabled: true, + + _workingColorSpace: LinearSRGBColorSpace, + + get workingColorSpace() { + + return this._workingColorSpace; + + }, + + set workingColorSpace( colorSpace ) { + + if ( ! SUPPORTED_WORKING_COLOR_SPACES.has( colorSpace ) ) { + + throw new Error( `Unsupported working color space, "${ colorSpace }".` ); + + } + + this._workingColorSpace = colorSpace; + + }, + + convert: function ( color, sourceColorSpace, targetColorSpace ) { + + if ( this.enabled === false || sourceColorSpace === targetColorSpace || ! sourceColorSpace || ! targetColorSpace ) { + + return color; + + } + + const sourceToReference = COLOR_SPACES[ sourceColorSpace ].toReference; + const targetFromReference = COLOR_SPACES[ targetColorSpace ].fromReference; + + return targetFromReference( sourceToReference( color ) ); + + }, + + fromWorkingColorSpace: function ( color, targetColorSpace ) { + + return this.convert( color, this._workingColorSpace, targetColorSpace ); + + }, + + toWorkingColorSpace: function ( color, sourceColorSpace ) { + + return this.convert( color, sourceColorSpace, this._workingColorSpace ); + + }, + + getPrimaries: function ( colorSpace ) { + + return COLOR_SPACES[ colorSpace ].primaries; + + }, + + getTransfer: function ( colorSpace ) { + + if ( colorSpace === NoColorSpace ) return LinearTransfer; + + return COLOR_SPACES[ colorSpace ].transfer; + + }, + +}; + + +export function SRGBToLinear( c ) { + + return ( c < 0.04045 ) ? c * 0.0773993808 : Math.pow( c * 0.9478672986 + 0.0521327014, 2.4 ); + +} + +export function LinearToSRGB( c ) { + + return ( c < 0.0031308 ) ? c * 12.92 : 1.055 * ( Math.pow( c, 0.41666 ) ) - 0.055; + +} diff --git a/libs/three/src/math/Cylindrical.js b/libs/three/src/math/Cylindrical.js new file mode 100644 index 000000000..d1288244c --- /dev/null +++ b/libs/three/src/math/Cylindrical.js @@ -0,0 +1,61 @@ +/** + * Ref: https://en.wikipedia.org/wiki/Cylindrical_coordinate_system + */ + +class Cylindrical { + + constructor( radius = 1, theta = 0, y = 0 ) { + + this.radius = radius; // distance from the origin to a point in the x-z plane + this.theta = theta; // counterclockwise angle in the x-z plane measured in radians from the positive z-axis + this.y = y; // height above the x-z plane + + return this; + + } + + set( radius, theta, y ) { + + this.radius = radius; + this.theta = theta; + this.y = y; + + return this; + + } + + copy( other ) { + + this.radius = other.radius; + this.theta = other.theta; + this.y = other.y; + + return this; + + } + + setFromVector3( v ) { + + return this.setFromCartesianCoords( v.x, v.y, v.z ); + + } + + setFromCartesianCoords( x, y, z ) { + + this.radius = Math.sqrt( x * x + z * z ); + this.theta = Math.atan2( x, z ); + this.y = y; + + return this; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + +} + +export { Cylindrical }; diff --git a/libs/three/src/math/Euler.js b/libs/three/src/math/Euler.js new file mode 100644 index 000000000..33150c610 --- /dev/null +++ b/libs/three/src/math/Euler.js @@ -0,0 +1,315 @@ +import { Quaternion } from './Quaternion.js'; +import { Matrix4 } from './Matrix4.js'; +import { clamp } from './MathUtils.js'; + +const _matrix = /*@__PURE__*/ new Matrix4(); +const _quaternion = /*@__PURE__*/ new Quaternion(); + +class Euler { + + constructor( x = 0, y = 0, z = 0, order = Euler.DEFAULT_ORDER ) { + + this.isEuler = true; + + this._x = x; + this._y = y; + this._z = z; + this._order = order; + + } + + get x() { + + return this._x; + + } + + set x( value ) { + + this._x = value; + this._onChangeCallback(); + + } + + get y() { + + return this._y; + + } + + set y( value ) { + + this._y = value; + this._onChangeCallback(); + + } + + get z() { + + return this._z; + + } + + set z( value ) { + + this._z = value; + this._onChangeCallback(); + + } + + get order() { + + return this._order; + + } + + set order( value ) { + + this._order = value; + this._onChangeCallback(); + + } + + set( x, y, z, order = this._order ) { + + this._x = x; + this._y = y; + this._z = z; + this._order = order; + + this._onChangeCallback(); + + return this; + + } + + clone() { + + return new this.constructor( this._x, this._y, this._z, this._order ); + + } + + copy( euler ) { + + this._x = euler._x; + this._y = euler._y; + this._z = euler._z; + this._order = euler._order; + + this._onChangeCallback(); + + return this; + + } + + setFromRotationMatrix( m, order = this._order, update = true ) { + + // assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) + + const te = m.elements; + const m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ]; + const m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ]; + const m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ]; + + switch ( order ) { + + case 'XYZ': + + this._y = Math.asin( clamp( m13, - 1, 1 ) ); + + if ( Math.abs( m13 ) < 0.9999999 ) { + + this._x = Math.atan2( - m23, m33 ); + this._z = Math.atan2( - m12, m11 ); + + } else { + + this._x = Math.atan2( m32, m22 ); + this._z = 0; + + } + + break; + + case 'YXZ': + + this._x = Math.asin( - clamp( m23, - 1, 1 ) ); + + if ( Math.abs( m23 ) < 0.9999999 ) { + + this._y = Math.atan2( m13, m33 ); + this._z = Math.atan2( m21, m22 ); + + } else { + + this._y = Math.atan2( - m31, m11 ); + this._z = 0; + + } + + break; + + case 'ZXY': + + this._x = Math.asin( clamp( m32, - 1, 1 ) ); + + if ( Math.abs( m32 ) < 0.9999999 ) { + + this._y = Math.atan2( - m31, m33 ); + this._z = Math.atan2( - m12, m22 ); + + } else { + + this._y = 0; + this._z = Math.atan2( m21, m11 ); + + } + + break; + + case 'ZYX': + + this._y = Math.asin( - clamp( m31, - 1, 1 ) ); + + if ( Math.abs( m31 ) < 0.9999999 ) { + + this._x = Math.atan2( m32, m33 ); + this._z = Math.atan2( m21, m11 ); + + } else { + + this._x = 0; + this._z = Math.atan2( - m12, m22 ); + + } + + break; + + case 'YZX': + + this._z = Math.asin( clamp( m21, - 1, 1 ) ); + + if ( Math.abs( m21 ) < 0.9999999 ) { + + this._x = Math.atan2( - m23, m22 ); + this._y = Math.atan2( - m31, m11 ); + + } else { + + this._x = 0; + this._y = Math.atan2( m13, m33 ); + + } + + break; + + case 'XZY': + + this._z = Math.asin( - clamp( m12, - 1, 1 ) ); + + if ( Math.abs( m12 ) < 0.9999999 ) { + + this._x = Math.atan2( m32, m22 ); + this._y = Math.atan2( m13, m11 ); + + } else { + + this._x = Math.atan2( - m23, m33 ); + this._y = 0; + + } + + break; + + default: + + console.warn( 'THREE.Euler: .setFromRotationMatrix() encountered an unknown order: ' + order ); + + } + + this._order = order; + + if ( update === true ) this._onChangeCallback(); + + return this; + + } + + setFromQuaternion( q, order, update ) { + + _matrix.makeRotationFromQuaternion( q ); + + return this.setFromRotationMatrix( _matrix, order, update ); + + } + + setFromVector3( v, order = this._order ) { + + return this.set( v.x, v.y, v.z, order ); + + } + + reorder( newOrder ) { + + // WARNING: this discards revolution information -bhouston + + _quaternion.setFromEuler( this ); + + return this.setFromQuaternion( _quaternion, newOrder ); + + } + + equals( euler ) { + + return ( euler._x === this._x ) && ( euler._y === this._y ) && ( euler._z === this._z ) && ( euler._order === this._order ); + + } + + fromArray( array ) { + + this._x = array[ 0 ]; + this._y = array[ 1 ]; + this._z = array[ 2 ]; + if ( array[ 3 ] !== undefined ) this._order = array[ 3 ]; + + this._onChangeCallback(); + + return this; + + } + + toArray( array = [], offset = 0 ) { + + array[ offset ] = this._x; + array[ offset + 1 ] = this._y; + array[ offset + 2 ] = this._z; + array[ offset + 3 ] = this._order; + + return array; + + } + + _onChange( callback ) { + + this._onChangeCallback = callback; + + return this; + + } + + _onChangeCallback() {} + + *[ Symbol.iterator ]() { + + yield this._x; + yield this._y; + yield this._z; + yield this._order; + + } + +} + +Euler.DEFAULT_ORDER = 'XYZ'; + +export { Euler }; diff --git a/libs/three/src/math/Frustum.js b/libs/three/src/math/Frustum.js new file mode 100644 index 000000000..3bb0e8f8d --- /dev/null +++ b/libs/three/src/math/Frustum.js @@ -0,0 +1,186 @@ +import { WebGLCoordinateSystem, WebGPUCoordinateSystem } from '../constants.js'; +import { Vector3 } from './Vector3.js'; +import { Sphere } from './Sphere.js'; +import { Plane } from './Plane.js'; + +const _sphere = /*@__PURE__*/ new Sphere(); +const _vector = /*@__PURE__*/ new Vector3(); + +class Frustum { + + constructor( p0 = new Plane(), p1 = new Plane(), p2 = new Plane(), p3 = new Plane(), p4 = new Plane(), p5 = new Plane() ) { + + this.planes = [ p0, p1, p2, p3, p4, p5 ]; + + } + + set( p0, p1, p2, p3, p4, p5 ) { + + const planes = this.planes; + + planes[ 0 ].copy( p0 ); + planes[ 1 ].copy( p1 ); + planes[ 2 ].copy( p2 ); + planes[ 3 ].copy( p3 ); + planes[ 4 ].copy( p4 ); + planes[ 5 ].copy( p5 ); + + return this; + + } + + copy( frustum ) { + + const planes = this.planes; + + for ( let i = 0; i < 6; i ++ ) { + + planes[ i ].copy( frustum.planes[ i ] ); + + } + + return this; + + } + + setFromProjectionMatrix( m, coordinateSystem = WebGLCoordinateSystem ) { + + const planes = this.planes; + const me = m.elements; + const me0 = me[ 0 ], me1 = me[ 1 ], me2 = me[ 2 ], me3 = me[ 3 ]; + const me4 = me[ 4 ], me5 = me[ 5 ], me6 = me[ 6 ], me7 = me[ 7 ]; + const me8 = me[ 8 ], me9 = me[ 9 ], me10 = me[ 10 ], me11 = me[ 11 ]; + const me12 = me[ 12 ], me13 = me[ 13 ], me14 = me[ 14 ], me15 = me[ 15 ]; + + planes[ 0 ].setComponents( me3 - me0, me7 - me4, me11 - me8, me15 - me12 ).normalize(); + planes[ 1 ].setComponents( me3 + me0, me7 + me4, me11 + me8, me15 + me12 ).normalize(); + planes[ 2 ].setComponents( me3 + me1, me7 + me5, me11 + me9, me15 + me13 ).normalize(); + planes[ 3 ].setComponents( me3 - me1, me7 - me5, me11 - me9, me15 - me13 ).normalize(); + planes[ 4 ].setComponents( me3 - me2, me7 - me6, me11 - me10, me15 - me14 ).normalize(); + + if ( coordinateSystem === WebGLCoordinateSystem ) { + + planes[ 5 ].setComponents( me3 + me2, me7 + me6, me11 + me10, me15 + me14 ).normalize(); + + } else if ( coordinateSystem === WebGPUCoordinateSystem ) { + + planes[ 5 ].setComponents( me2, me6, me10, me14 ).normalize(); + + } else { + + throw new Error( 'THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: ' + coordinateSystem ); + + } + + return this; + + } + + intersectsObject( object ) { + + if ( object.boundingSphere !== undefined ) { + + if ( object.boundingSphere === null ) object.computeBoundingSphere(); + + _sphere.copy( object.boundingSphere ).applyMatrix4( object.matrixWorld ); + + } else { + + const geometry = object.geometry; + + if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere(); + + _sphere.copy( geometry.boundingSphere ).applyMatrix4( object.matrixWorld ); + + } + + return this.intersectsSphere( _sphere ); + + } + + intersectsSprite( sprite ) { + + _sphere.center.set( 0, 0, 0 ); + _sphere.radius = 0.7071067811865476; + _sphere.applyMatrix4( sprite.matrixWorld ); + + return this.intersectsSphere( _sphere ); + + } + + intersectsSphere( sphere ) { + + const planes = this.planes; + const center = sphere.center; + const negRadius = - sphere.radius; + + for ( let i = 0; i < 6; i ++ ) { + + const distance = planes[ i ].distanceToPoint( center ); + + if ( distance < negRadius ) { + + return false; + + } + + } + + return true; + + } + + intersectsBox( box ) { + + const planes = this.planes; + + for ( let i = 0; i < 6; i ++ ) { + + const plane = planes[ i ]; + + // corner at max distance + + _vector.x = plane.normal.x > 0 ? box.max.x : box.min.x; + _vector.y = plane.normal.y > 0 ? box.max.y : box.min.y; + _vector.z = plane.normal.z > 0 ? box.max.z : box.min.z; + + if ( plane.distanceToPoint( _vector ) < 0 ) { + + return false; + + } + + } + + return true; + + } + + containsPoint( point ) { + + const planes = this.planes; + + for ( let i = 0; i < 6; i ++ ) { + + if ( planes[ i ].distanceToPoint( point ) < 0 ) { + + return false; + + } + + } + + return true; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + +} + + +export { Frustum }; diff --git a/libs/three/src/math/Interpolant.js b/libs/three/src/math/Interpolant.js new file mode 100644 index 000000000..826b40cfb --- /dev/null +++ b/libs/three/src/math/Interpolant.js @@ -0,0 +1,241 @@ +/** + * Abstract base class of interpolants over parametric samples. + * + * The parameter domain is one dimensional, typically the time or a path + * along a curve defined by the data. + * + * The sample values can have any dimensionality and derived classes may + * apply special interpretations to the data. + * + * This class provides the interval seek in a Template Method, deferring + * the actual interpolation to derived classes. + * + * Time complexity is O(1) for linear access crossing at most two points + * and O(log N) for random access, where N is the number of positions. + * + * References: + * + * http://www.oodesign.com/template-method-pattern.html + * + */ + +class Interpolant { + + constructor( parameterPositions, sampleValues, sampleSize, resultBuffer ) { + + this.parameterPositions = parameterPositions; + this._cachedIndex = 0; + + this.resultBuffer = resultBuffer !== undefined ? + resultBuffer : new sampleValues.constructor( sampleSize ); + this.sampleValues = sampleValues; + this.valueSize = sampleSize; + + this.settings = null; + this.DefaultSettings_ = {}; + + } + + evaluate( t ) { + + const pp = this.parameterPositions; + let i1 = this._cachedIndex, + t1 = pp[ i1 ], + t0 = pp[ i1 - 1 ]; + + validate_interval: { + + seek: { + + let right; + + linear_scan: { + + //- See http://jsperf.com/comparison-to-undefined/3 + //- slower code: + //- + //- if ( t >= t1 || t1 === undefined ) { + forward_scan: if ( ! ( t < t1 ) ) { + + for ( let giveUpAt = i1 + 2; ; ) { + + if ( t1 === undefined ) { + + if ( t < t0 ) break forward_scan; + + // after end + + i1 = pp.length; + this._cachedIndex = i1; + return this.copySampleValue_( i1 - 1 ); + + } + + if ( i1 === giveUpAt ) break; // this loop + + t0 = t1; + t1 = pp[ ++ i1 ]; + + if ( t < t1 ) { + + // we have arrived at the sought interval + break seek; + + } + + } + + // prepare binary search on the right side of the index + right = pp.length; + break linear_scan; + + } + + //- slower code: + //- if ( t < t0 || t0 === undefined ) { + if ( ! ( t >= t0 ) ) { + + // looping? + + const t1global = pp[ 1 ]; + + if ( t < t1global ) { + + i1 = 2; // + 1, using the scan for the details + t0 = t1global; + + } + + // linear reverse scan + + for ( let giveUpAt = i1 - 2; ; ) { + + if ( t0 === undefined ) { + + // before start + + this._cachedIndex = 0; + return this.copySampleValue_( 0 ); + + } + + if ( i1 === giveUpAt ) break; // this loop + + t1 = t0; + t0 = pp[ -- i1 - 1 ]; + + if ( t >= t0 ) { + + // we have arrived at the sought interval + break seek; + + } + + } + + // prepare binary search on the left side of the index + right = i1; + i1 = 0; + break linear_scan; + + } + + // the interval is valid + + break validate_interval; + + } // linear scan + + // binary search + + while ( i1 < right ) { + + const mid = ( i1 + right ) >>> 1; + + if ( t < pp[ mid ] ) { + + right = mid; + + } else { + + i1 = mid + 1; + + } + + } + + t1 = pp[ i1 ]; + t0 = pp[ i1 - 1 ]; + + // check boundary cases, again + + if ( t0 === undefined ) { + + this._cachedIndex = 0; + return this.copySampleValue_( 0 ); + + } + + if ( t1 === undefined ) { + + i1 = pp.length; + this._cachedIndex = i1; + return this.copySampleValue_( i1 - 1 ); + + } + + } // seek + + this._cachedIndex = i1; + + this.intervalChanged_( i1, t0, t1 ); + + } // validate_interval + + return this.interpolate_( i1, t0, t, t1 ); + + } + + getSettings_() { + + return this.settings || this.DefaultSettings_; + + } + + copySampleValue_( index ) { + + // copies a sample value to the result buffer + + const result = this.resultBuffer, + values = this.sampleValues, + stride = this.valueSize, + offset = index * stride; + + for ( let i = 0; i !== stride; ++ i ) { + + result[ i ] = values[ offset + i ]; + + } + + return result; + + } + + // Template methods for derived classes: + + interpolate_( /* i1, t0, t, t1 */ ) { + + throw new Error( 'call to abstract method' ); + // implementations shall return this.resultBuffer + + } + + intervalChanged_( /* i1, t0, t1 */ ) { + + // empty + + } + +} + +export { Interpolant }; diff --git a/libs/three/src/math/Line3.js b/libs/three/src/math/Line3.js new file mode 100644 index 000000000..bd41206e7 --- /dev/null +++ b/libs/three/src/math/Line3.js @@ -0,0 +1,115 @@ +import { Vector3 } from './Vector3.js'; +import * as MathUtils from './MathUtils.js'; + +const _startP = /*@__PURE__*/ new Vector3(); +const _startEnd = /*@__PURE__*/ new Vector3(); + +class Line3 { + + constructor( start = new Vector3(), end = new Vector3() ) { + + this.start = start; + this.end = end; + + } + + set( start, end ) { + + this.start.copy( start ); + this.end.copy( end ); + + return this; + + } + + copy( line ) { + + this.start.copy( line.start ); + this.end.copy( line.end ); + + return this; + + } + + getCenter( target ) { + + return target.addVectors( this.start, this.end ).multiplyScalar( 0.5 ); + + } + + delta( target ) { + + return target.subVectors( this.end, this.start ); + + } + + distanceSq() { + + return this.start.distanceToSquared( this.end ); + + } + + distance() { + + return this.start.distanceTo( this.end ); + + } + + at( t, target ) { + + return this.delta( target ).multiplyScalar( t ).add( this.start ); + + } + + closestPointToPointParameter( point, clampToLine ) { + + _startP.subVectors( point, this.start ); + _startEnd.subVectors( this.end, this.start ); + + const startEnd2 = _startEnd.dot( _startEnd ); + const startEnd_startP = _startEnd.dot( _startP ); + + let t = startEnd_startP / startEnd2; + + if ( clampToLine ) { + + t = MathUtils.clamp( t, 0, 1 ); + + } + + return t; + + } + + closestPointToPoint( point, clampToLine, target ) { + + const t = this.closestPointToPointParameter( point, clampToLine ); + + return this.delta( target ).multiplyScalar( t ).add( this.start ); + + } + + applyMatrix4( matrix ) { + + this.start.applyMatrix4( matrix ); + this.end.applyMatrix4( matrix ); + + return this; + + } + + equals( line ) { + + return line.start.equals( this.start ) && line.end.equals( this.end ); + + } + + clone() { + + return new this.constructor().copy( this ); + + } + +} + +export { Line3 }; diff --git a/libs/three/src/math/MathUtils.js b/libs/three/src/math/MathUtils.js new file mode 100644 index 000000000..e4d4448b8 --- /dev/null +++ b/libs/three/src/math/MathUtils.js @@ -0,0 +1,363 @@ +const _lut = [ '00', '01', '02', '03', '04', '05', '06', '07', '08', '09', '0a', '0b', '0c', '0d', '0e', '0f', '10', '11', '12', '13', '14', '15', '16', '17', '18', '19', '1a', '1b', '1c', '1d', '1e', '1f', '20', '21', '22', '23', '24', '25', '26', '27', '28', '29', '2a', '2b', '2c', '2d', '2e', '2f', '30', '31', '32', '33', '34', '35', '36', '37', '38', '39', '3a', '3b', '3c', '3d', '3e', '3f', '40', '41', '42', '43', '44', '45', '46', '47', '48', '49', '4a', '4b', '4c', '4d', '4e', '4f', '50', '51', '52', '53', '54', '55', '56', '57', '58', '59', '5a', '5b', '5c', '5d', '5e', '5f', '60', '61', '62', '63', '64', '65', '66', '67', '68', '69', '6a', '6b', '6c', '6d', '6e', '6f', '70', '71', '72', '73', '74', '75', '76', '77', '78', '79', '7a', '7b', '7c', '7d', '7e', '7f', '80', '81', '82', '83', '84', '85', '86', '87', '88', '89', '8a', '8b', '8c', '8d', '8e', '8f', '90', '91', '92', '93', '94', '95', '96', '97', '98', '99', '9a', '9b', '9c', '9d', '9e', '9f', 'a0', 'a1', 'a2', 'a3', 'a4', 'a5', 'a6', 'a7', 'a8', 'a9', 'aa', 'ab', 'ac', 'ad', 'ae', 'af', 'b0', 'b1', 'b2', 'b3', 'b4', 'b5', 'b6', 'b7', 'b8', 'b9', 'ba', 'bb', 'bc', 'bd', 'be', 'bf', 'c0', 'c1', 'c2', 'c3', 'c4', 'c5', 'c6', 'c7', 'c8', 'c9', 'ca', 'cb', 'cc', 'cd', 'ce', 'cf', 'd0', 'd1', 'd2', 'd3', 'd4', 'd5', 'd6', 'd7', 'd8', 'd9', 'da', 'db', 'dc', 'dd', 'de', 'df', 'e0', 'e1', 'e2', 'e3', 'e4', 'e5', 'e6', 'e7', 'e8', 'e9', 'ea', 'eb', 'ec', 'ed', 'ee', 'ef', 'f0', 'f1', 'f2', 'f3', 'f4', 'f5', 'f6', 'f7', 'f8', 'f9', 'fa', 'fb', 'fc', 'fd', 'fe', 'ff' ]; + +let _seed = 1234567; + + +const DEG2RAD = Math.PI / 180; +const RAD2DEG = 180 / Math.PI; + +// http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript/21963136#21963136 +function generateUUID() { + + const d0 = Math.random() * 0xffffffff | 0; + const d1 = Math.random() * 0xffffffff | 0; + const d2 = Math.random() * 0xffffffff | 0; + const d3 = Math.random() * 0xffffffff | 0; + const uuid = _lut[ d0 & 0xff ] + _lut[ d0 >> 8 & 0xff ] + _lut[ d0 >> 16 & 0xff ] + _lut[ d0 >> 24 & 0xff ] + '-' + + _lut[ d1 & 0xff ] + _lut[ d1 >> 8 & 0xff ] + '-' + _lut[ d1 >> 16 & 0x0f | 0x40 ] + _lut[ d1 >> 24 & 0xff ] + '-' + + _lut[ d2 & 0x3f | 0x80 ] + _lut[ d2 >> 8 & 0xff ] + '-' + _lut[ d2 >> 16 & 0xff ] + _lut[ d2 >> 24 & 0xff ] + + _lut[ d3 & 0xff ] + _lut[ d3 >> 8 & 0xff ] + _lut[ d3 >> 16 & 0xff ] + _lut[ d3 >> 24 & 0xff ]; + + // .toLowerCase() here flattens concatenated strings to save heap memory space. + return uuid.toLowerCase(); + +} + +function clamp( value, min, max ) { + + return Math.max( min, Math.min( max, value ) ); + +} + +// compute euclidean modulo of m % n +// https://en.wikipedia.org/wiki/Modulo_operation +function euclideanModulo( n, m ) { + + return ( ( n % m ) + m ) % m; + +} + +// Linear mapping from range to range +function mapLinear( x, a1, a2, b1, b2 ) { + + return b1 + ( x - a1 ) * ( b2 - b1 ) / ( a2 - a1 ); + +} + +// https://www.gamedev.net/tutorials/programming/general-and-gameplay-programming/inverse-lerp-a-super-useful-yet-often-overlooked-function-r5230/ +function inverseLerp( x, y, value ) { + + if ( x !== y ) { + + return ( value - x ) / ( y - x ); + + } else { + + return 0; + + } + +} + +// https://en.wikipedia.org/wiki/Linear_interpolation +function lerp( x, y, t ) { + + return ( 1 - t ) * x + t * y; + +} + +// http://www.rorydriscoll.com/2016/03/07/frame-rate-independent-damping-using-lerp/ +function damp( x, y, lambda, dt ) { + + return lerp( x, y, 1 - Math.exp( - lambda * dt ) ); + +} + +// https://www.desmos.com/calculator/vcsjnyz7x4 +function pingpong( x, length = 1 ) { + + return length - Math.abs( euclideanModulo( x, length * 2 ) - length ); + +} + +// http://en.wikipedia.org/wiki/Smoothstep +function smoothstep( x, min, max ) { + + if ( x <= min ) return 0; + if ( x >= max ) return 1; + + x = ( x - min ) / ( max - min ); + + return x * x * ( 3 - 2 * x ); + +} + +function smootherstep( x, min, max ) { + + if ( x <= min ) return 0; + if ( x >= max ) return 1; + + x = ( x - min ) / ( max - min ); + + return x * x * x * ( x * ( x * 6 - 15 ) + 10 ); + +} + +// Random integer from interval +function randInt( low, high ) { + + return low + Math.floor( Math.random() * ( high - low + 1 ) ); + +} + +// Random float from interval +function randFloat( low, high ) { + + return low + Math.random() * ( high - low ); + +} + +// Random float from <-range/2, range/2> interval +function randFloatSpread( range ) { + + return range * ( 0.5 - Math.random() ); + +} + +// Deterministic pseudo-random float in the interval [ 0, 1 ] +function seededRandom( s ) { + + if ( s !== undefined ) _seed = s; + + // Mulberry32 generator + + let t = _seed += 0x6D2B79F5; + + t = Math.imul( t ^ t >>> 15, t | 1 ); + + t ^= t + Math.imul( t ^ t >>> 7, t | 61 ); + + return ( ( t ^ t >>> 14 ) >>> 0 ) / 4294967296; + +} + +function degToRad( degrees ) { + + return degrees * DEG2RAD; + +} + +function radToDeg( radians ) { + + return radians * RAD2DEG; + +} + +function isPowerOfTwo( value ) { + + return ( value & ( value - 1 ) ) === 0 && value !== 0; + +} + +function ceilPowerOfTwo( value ) { + + return Math.pow( 2, Math.ceil( Math.log( value ) / Math.LN2 ) ); + +} + +function floorPowerOfTwo( value ) { + + return Math.pow( 2, Math.floor( Math.log( value ) / Math.LN2 ) ); + +} + +function setQuaternionFromProperEuler( q, a, b, c, order ) { + + // Intrinsic Proper Euler Angles - see https://en.wikipedia.org/wiki/Euler_angles + + // rotations are applied to the axes in the order specified by 'order' + // rotation by angle 'a' is applied first, then by angle 'b', then by angle 'c' + // angles are in radians + + const cos = Math.cos; + const sin = Math.sin; + + const c2 = cos( b / 2 ); + const s2 = sin( b / 2 ); + + const c13 = cos( ( a + c ) / 2 ); + const s13 = sin( ( a + c ) / 2 ); + + const c1_3 = cos( ( a - c ) / 2 ); + const s1_3 = sin( ( a - c ) / 2 ); + + const c3_1 = cos( ( c - a ) / 2 ); + const s3_1 = sin( ( c - a ) / 2 ); + + switch ( order ) { + + case 'XYX': + q.set( c2 * s13, s2 * c1_3, s2 * s1_3, c2 * c13 ); + break; + + case 'YZY': + q.set( s2 * s1_3, c2 * s13, s2 * c1_3, c2 * c13 ); + break; + + case 'ZXZ': + q.set( s2 * c1_3, s2 * s1_3, c2 * s13, c2 * c13 ); + break; + + case 'XZX': + q.set( c2 * s13, s2 * s3_1, s2 * c3_1, c2 * c13 ); + break; + + case 'YXY': + q.set( s2 * c3_1, c2 * s13, s2 * s3_1, c2 * c13 ); + break; + + case 'ZYZ': + q.set( s2 * s3_1, s2 * c3_1, c2 * s13, c2 * c13 ); + break; + + default: + console.warn( 'THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: ' + order ); + + } + +} + +function denormalize( value, array ) { + + switch ( array.constructor ) { + + case Float32Array: + + return value; + + case Uint32Array: + + return value / 4294967295.0; + + case Uint16Array: + + return value / 65535.0; + + case Uint8Array: + + return value / 255.0; + + case Int32Array: + + return Math.max( value / 2147483647.0, - 1.0 ); + + case Int16Array: + + return Math.max( value / 32767.0, - 1.0 ); + + case Int8Array: + + return Math.max( value / 127.0, - 1.0 ); + + default: + + throw new Error( 'Invalid component type.' ); + + } + +} + +function normalize( value, array ) { + + switch ( array.constructor ) { + + case Float32Array: + + return value; + + case Uint32Array: + + return Math.round( value * 4294967295.0 ); + + case Uint16Array: + + return Math.round( value * 65535.0 ); + + case Uint8Array: + + return Math.round( value * 255.0 ); + + case Int32Array: + + return Math.round( value * 2147483647.0 ); + + case Int16Array: + + return Math.round( value * 32767.0 ); + + case Int8Array: + + return Math.round( value * 127.0 ); + + default: + + throw new Error( 'Invalid component type.' ); + + } + +} + +const MathUtils = { + DEG2RAD: DEG2RAD, + RAD2DEG: RAD2DEG, + generateUUID: generateUUID, + clamp: clamp, + euclideanModulo: euclideanModulo, + mapLinear: mapLinear, + inverseLerp: inverseLerp, + lerp: lerp, + damp: damp, + pingpong: pingpong, + smoothstep: smoothstep, + smootherstep: smootherstep, + randInt: randInt, + randFloat: randFloat, + randFloatSpread: randFloatSpread, + seededRandom: seededRandom, + degToRad: degToRad, + radToDeg: radToDeg, + isPowerOfTwo: isPowerOfTwo, + ceilPowerOfTwo: ceilPowerOfTwo, + floorPowerOfTwo: floorPowerOfTwo, + setQuaternionFromProperEuler: setQuaternionFromProperEuler, + normalize: normalize, + denormalize: denormalize +}; + +export { + DEG2RAD, + RAD2DEG, + generateUUID, + clamp, + euclideanModulo, + mapLinear, + inverseLerp, + lerp, + damp, + pingpong, + smoothstep, + smootherstep, + randInt, + randFloat, + randFloatSpread, + seededRandom, + degToRad, + radToDeg, + isPowerOfTwo, + ceilPowerOfTwo, + floorPowerOfTwo, + setQuaternionFromProperEuler, + normalize, + denormalize, + MathUtils +}; diff --git a/libs/three/src/math/Matrix3.js b/libs/three/src/math/Matrix3.js new file mode 100644 index 000000000..6bfb050d7 --- /dev/null +++ b/libs/three/src/math/Matrix3.js @@ -0,0 +1,388 @@ +class Matrix3 { + + constructor( n11, n12, n13, n21, n22, n23, n31, n32, n33 ) { + + Matrix3.prototype.isMatrix3 = true; + + this.elements = [ + + 1, 0, 0, + 0, 1, 0, + 0, 0, 1 + + ]; + + if ( n11 !== undefined ) { + + this.set( n11, n12, n13, n21, n22, n23, n31, n32, n33 ); + + } + + } + + set( n11, n12, n13, n21, n22, n23, n31, n32, n33 ) { + + const te = this.elements; + + te[ 0 ] = n11; te[ 1 ] = n21; te[ 2 ] = n31; + te[ 3 ] = n12; te[ 4 ] = n22; te[ 5 ] = n32; + te[ 6 ] = n13; te[ 7 ] = n23; te[ 8 ] = n33; + + return this; + + } + + identity() { + + this.set( + + 1, 0, 0, + 0, 1, 0, + 0, 0, 1 + + ); + + return this; + + } + + copy( m ) { + + const te = this.elements; + const me = m.elements; + + te[ 0 ] = me[ 0 ]; te[ 1 ] = me[ 1 ]; te[ 2 ] = me[ 2 ]; + te[ 3 ] = me[ 3 ]; te[ 4 ] = me[ 4 ]; te[ 5 ] = me[ 5 ]; + te[ 6 ] = me[ 6 ]; te[ 7 ] = me[ 7 ]; te[ 8 ] = me[ 8 ]; + + return this; + + } + + extractBasis( xAxis, yAxis, zAxis ) { + + xAxis.setFromMatrix3Column( this, 0 ); + yAxis.setFromMatrix3Column( this, 1 ); + zAxis.setFromMatrix3Column( this, 2 ); + + return this; + + } + + setFromMatrix4( m ) { + + const me = m.elements; + + this.set( + + me[ 0 ], me[ 4 ], me[ 8 ], + me[ 1 ], me[ 5 ], me[ 9 ], + me[ 2 ], me[ 6 ], me[ 10 ] + + ); + + return this; + + } + + multiply( m ) { + + return this.multiplyMatrices( this, m ); + + } + + premultiply( m ) { + + return this.multiplyMatrices( m, this ); + + } + + multiplyMatrices( a, b ) { + + const ae = a.elements; + const be = b.elements; + const te = this.elements; + + const a11 = ae[ 0 ], a12 = ae[ 3 ], a13 = ae[ 6 ]; + const a21 = ae[ 1 ], a22 = ae[ 4 ], a23 = ae[ 7 ]; + const a31 = ae[ 2 ], a32 = ae[ 5 ], a33 = ae[ 8 ]; + + const b11 = be[ 0 ], b12 = be[ 3 ], b13 = be[ 6 ]; + const b21 = be[ 1 ], b22 = be[ 4 ], b23 = be[ 7 ]; + const b31 = be[ 2 ], b32 = be[ 5 ], b33 = be[ 8 ]; + + te[ 0 ] = a11 * b11 + a12 * b21 + a13 * b31; + te[ 3 ] = a11 * b12 + a12 * b22 + a13 * b32; + te[ 6 ] = a11 * b13 + a12 * b23 + a13 * b33; + + te[ 1 ] = a21 * b11 + a22 * b21 + a23 * b31; + te[ 4 ] = a21 * b12 + a22 * b22 + a23 * b32; + te[ 7 ] = a21 * b13 + a22 * b23 + a23 * b33; + + te[ 2 ] = a31 * b11 + a32 * b21 + a33 * b31; + te[ 5 ] = a31 * b12 + a32 * b22 + a33 * b32; + te[ 8 ] = a31 * b13 + a32 * b23 + a33 * b33; + + return this; + + } + + multiplyScalar( s ) { + + const te = this.elements; + + te[ 0 ] *= s; te[ 3 ] *= s; te[ 6 ] *= s; + te[ 1 ] *= s; te[ 4 ] *= s; te[ 7 ] *= s; + te[ 2 ] *= s; te[ 5 ] *= s; te[ 8 ] *= s; + + return this; + + } + + determinant() { + + const te = this.elements; + + const a = te[ 0 ], b = te[ 1 ], c = te[ 2 ], + d = te[ 3 ], e = te[ 4 ], f = te[ 5 ], + g = te[ 6 ], h = te[ 7 ], i = te[ 8 ]; + + return a * e * i - a * f * h - b * d * i + b * f * g + c * d * h - c * e * g; + + } + + invert() { + + const te = this.elements, + + n11 = te[ 0 ], n21 = te[ 1 ], n31 = te[ 2 ], + n12 = te[ 3 ], n22 = te[ 4 ], n32 = te[ 5 ], + n13 = te[ 6 ], n23 = te[ 7 ], n33 = te[ 8 ], + + t11 = n33 * n22 - n32 * n23, + t12 = n32 * n13 - n33 * n12, + t13 = n23 * n12 - n22 * n13, + + det = n11 * t11 + n21 * t12 + n31 * t13; + + if ( det === 0 ) return this.set( 0, 0, 0, 0, 0, 0, 0, 0, 0 ); + + const detInv = 1 / det; + + te[ 0 ] = t11 * detInv; + te[ 1 ] = ( n31 * n23 - n33 * n21 ) * detInv; + te[ 2 ] = ( n32 * n21 - n31 * n22 ) * detInv; + + te[ 3 ] = t12 * detInv; + te[ 4 ] = ( n33 * n11 - n31 * n13 ) * detInv; + te[ 5 ] = ( n31 * n12 - n32 * n11 ) * detInv; + + te[ 6 ] = t13 * detInv; + te[ 7 ] = ( n21 * n13 - n23 * n11 ) * detInv; + te[ 8 ] = ( n22 * n11 - n21 * n12 ) * detInv; + + return this; + + } + + transpose() { + + let tmp; + const m = this.elements; + + tmp = m[ 1 ]; m[ 1 ] = m[ 3 ]; m[ 3 ] = tmp; + tmp = m[ 2 ]; m[ 2 ] = m[ 6 ]; m[ 6 ] = tmp; + tmp = m[ 5 ]; m[ 5 ] = m[ 7 ]; m[ 7 ] = tmp; + + return this; + + } + + getNormalMatrix( matrix4 ) { + + return this.setFromMatrix4( matrix4 ).invert().transpose(); + + } + + transposeIntoArray( r ) { + + const m = this.elements; + + r[ 0 ] = m[ 0 ]; + r[ 1 ] = m[ 3 ]; + r[ 2 ] = m[ 6 ]; + r[ 3 ] = m[ 1 ]; + r[ 4 ] = m[ 4 ]; + r[ 5 ] = m[ 7 ]; + r[ 6 ] = m[ 2 ]; + r[ 7 ] = m[ 5 ]; + r[ 8 ] = m[ 8 ]; + + return this; + + } + + setUvTransform( tx, ty, sx, sy, rotation, cx, cy ) { + + const c = Math.cos( rotation ); + const s = Math.sin( rotation ); + + this.set( + sx * c, sx * s, - sx * ( c * cx + s * cy ) + cx + tx, + - sy * s, sy * c, - sy * ( - s * cx + c * cy ) + cy + ty, + 0, 0, 1 + ); + + return this; + + } + + // + + scale( sx, sy ) { + + this.premultiply( _m3.makeScale( sx, sy ) ); + + return this; + + } + + rotate( theta ) { + + this.premultiply( _m3.makeRotation( - theta ) ); + + return this; + + } + + translate( tx, ty ) { + + this.premultiply( _m3.makeTranslation( tx, ty ) ); + + return this; + + } + + // for 2D Transforms + + makeTranslation( x, y ) { + + if ( x.isVector2 ) { + + this.set( + + 1, 0, x.x, + 0, 1, x.y, + 0, 0, 1 + + ); + + } else { + + this.set( + + 1, 0, x, + 0, 1, y, + 0, 0, 1 + + ); + + } + + return this; + + } + + makeRotation( theta ) { + + // counterclockwise + + const c = Math.cos( theta ); + const s = Math.sin( theta ); + + this.set( + + c, - s, 0, + s, c, 0, + 0, 0, 1 + + ); + + return this; + + } + + makeScale( x, y ) { + + this.set( + + x, 0, 0, + 0, y, 0, + 0, 0, 1 + + ); + + return this; + + } + + // + + equals( matrix ) { + + const te = this.elements; + const me = matrix.elements; + + for ( let i = 0; i < 9; i ++ ) { + + if ( te[ i ] !== me[ i ] ) return false; + + } + + return true; + + } + + fromArray( array, offset = 0 ) { + + for ( let i = 0; i < 9; i ++ ) { + + this.elements[ i ] = array[ i + offset ]; + + } + + return this; + + } + + toArray( array = [], offset = 0 ) { + + const te = this.elements; + + array[ offset ] = te[ 0 ]; + array[ offset + 1 ] = te[ 1 ]; + array[ offset + 2 ] = te[ 2 ]; + + array[ offset + 3 ] = te[ 3 ]; + array[ offset + 4 ] = te[ 4 ]; + array[ offset + 5 ] = te[ 5 ]; + + array[ offset + 6 ] = te[ 6 ]; + array[ offset + 7 ] = te[ 7 ]; + array[ offset + 8 ] = te[ 8 ]; + + return array; + + } + + clone() { + + return new this.constructor().fromArray( this.elements ); + + } + +} + +const _m3 = /*@__PURE__*/ new Matrix3(); + +export { Matrix3 }; diff --git a/libs/three/src/math/Matrix4.js b/libs/three/src/math/Matrix4.js new file mode 100644 index 000000000..bf5bc032f --- /dev/null +++ b/libs/three/src/math/Matrix4.js @@ -0,0 +1,915 @@ +import { WebGLCoordinateSystem, WebGPUCoordinateSystem } from '../constants.js'; +import { Vector3 } from './Vector3.js'; + +class Matrix4 { + + constructor( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) { + + Matrix4.prototype.isMatrix4 = true; + + this.elements = [ + + 1, 0, 0, 0, + 0, 1, 0, 0, + 0, 0, 1, 0, + 0, 0, 0, 1 + + ]; + + if ( n11 !== undefined ) { + + this.set( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ); + + } + + } + + set( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) { + + const te = this.elements; + + te[ 0 ] = n11; te[ 4 ] = n12; te[ 8 ] = n13; te[ 12 ] = n14; + te[ 1 ] = n21; te[ 5 ] = n22; te[ 9 ] = n23; te[ 13 ] = n24; + te[ 2 ] = n31; te[ 6 ] = n32; te[ 10 ] = n33; te[ 14 ] = n34; + te[ 3 ] = n41; te[ 7 ] = n42; te[ 11 ] = n43; te[ 15 ] = n44; + + return this; + + } + + identity() { + + this.set( + + 1, 0, 0, 0, + 0, 1, 0, 0, + 0, 0, 1, 0, + 0, 0, 0, 1 + + ); + + return this; + + } + + clone() { + + return new Matrix4().fromArray( this.elements ); + + } + + copy( m ) { + + const te = this.elements; + const me = m.elements; + + te[ 0 ] = me[ 0 ]; te[ 1 ] = me[ 1 ]; te[ 2 ] = me[ 2 ]; te[ 3 ] = me[ 3 ]; + te[ 4 ] = me[ 4 ]; te[ 5 ] = me[ 5 ]; te[ 6 ] = me[ 6 ]; te[ 7 ] = me[ 7 ]; + te[ 8 ] = me[ 8 ]; te[ 9 ] = me[ 9 ]; te[ 10 ] = me[ 10 ]; te[ 11 ] = me[ 11 ]; + te[ 12 ] = me[ 12 ]; te[ 13 ] = me[ 13 ]; te[ 14 ] = me[ 14 ]; te[ 15 ] = me[ 15 ]; + + return this; + + } + + copyPosition( m ) { + + const te = this.elements, me = m.elements; + + te[ 12 ] = me[ 12 ]; + te[ 13 ] = me[ 13 ]; + te[ 14 ] = me[ 14 ]; + + return this; + + } + + setFromMatrix3( m ) { + + const me = m.elements; + + this.set( + + me[ 0 ], me[ 3 ], me[ 6 ], 0, + me[ 1 ], me[ 4 ], me[ 7 ], 0, + me[ 2 ], me[ 5 ], me[ 8 ], 0, + 0, 0, 0, 1 + + ); + + return this; + + } + + extractBasis( xAxis, yAxis, zAxis ) { + + xAxis.setFromMatrixColumn( this, 0 ); + yAxis.setFromMatrixColumn( this, 1 ); + zAxis.setFromMatrixColumn( this, 2 ); + + return this; + + } + + makeBasis( xAxis, yAxis, zAxis ) { + + this.set( + xAxis.x, yAxis.x, zAxis.x, 0, + xAxis.y, yAxis.y, zAxis.y, 0, + xAxis.z, yAxis.z, zAxis.z, 0, + 0, 0, 0, 1 + ); + + return this; + + } + + extractRotation( m ) { + + // this method does not support reflection matrices + + const te = this.elements; + const me = m.elements; + + const scaleX = 1 / _v1.setFromMatrixColumn( m, 0 ).length(); + const scaleY = 1 / _v1.setFromMatrixColumn( m, 1 ).length(); + const scaleZ = 1 / _v1.setFromMatrixColumn( m, 2 ).length(); + + te[ 0 ] = me[ 0 ] * scaleX; + te[ 1 ] = me[ 1 ] * scaleX; + te[ 2 ] = me[ 2 ] * scaleX; + te[ 3 ] = 0; + + te[ 4 ] = me[ 4 ] * scaleY; + te[ 5 ] = me[ 5 ] * scaleY; + te[ 6 ] = me[ 6 ] * scaleY; + te[ 7 ] = 0; + + te[ 8 ] = me[ 8 ] * scaleZ; + te[ 9 ] = me[ 9 ] * scaleZ; + te[ 10 ] = me[ 10 ] * scaleZ; + te[ 11 ] = 0; + + te[ 12 ] = 0; + te[ 13 ] = 0; + te[ 14 ] = 0; + te[ 15 ] = 1; + + return this; + + } + + makeRotationFromEuler( euler ) { + + const te = this.elements; + + const x = euler.x, y = euler.y, z = euler.z; + const a = Math.cos( x ), b = Math.sin( x ); + const c = Math.cos( y ), d = Math.sin( y ); + const e = Math.cos( z ), f = Math.sin( z ); + + if ( euler.order === 'XYZ' ) { + + const ae = a * e, af = a * f, be = b * e, bf = b * f; + + te[ 0 ] = c * e; + te[ 4 ] = - c * f; + te[ 8 ] = d; + + te[ 1 ] = af + be * d; + te[ 5 ] = ae - bf * d; + te[ 9 ] = - b * c; + + te[ 2 ] = bf - ae * d; + te[ 6 ] = be + af * d; + te[ 10 ] = a * c; + + } else if ( euler.order === 'YXZ' ) { + + const ce = c * e, cf = c * f, de = d * e, df = d * f; + + te[ 0 ] = ce + df * b; + te[ 4 ] = de * b - cf; + te[ 8 ] = a * d; + + te[ 1 ] = a * f; + te[ 5 ] = a * e; + te[ 9 ] = - b; + + te[ 2 ] = cf * b - de; + te[ 6 ] = df + ce * b; + te[ 10 ] = a * c; + + } else if ( euler.order === 'ZXY' ) { + + const ce = c * e, cf = c * f, de = d * e, df = d * f; + + te[ 0 ] = ce - df * b; + te[ 4 ] = - a * f; + te[ 8 ] = de + cf * b; + + te[ 1 ] = cf + de * b; + te[ 5 ] = a * e; + te[ 9 ] = df - ce * b; + + te[ 2 ] = - a * d; + te[ 6 ] = b; + te[ 10 ] = a * c; + + } else if ( euler.order === 'ZYX' ) { + + const ae = a * e, af = a * f, be = b * e, bf = b * f; + + te[ 0 ] = c * e; + te[ 4 ] = be * d - af; + te[ 8 ] = ae * d + bf; + + te[ 1 ] = c * f; + te[ 5 ] = bf * d + ae; + te[ 9 ] = af * d - be; + + te[ 2 ] = - d; + te[ 6 ] = b * c; + te[ 10 ] = a * c; + + } else if ( euler.order === 'YZX' ) { + + const ac = a * c, ad = a * d, bc = b * c, bd = b * d; + + te[ 0 ] = c * e; + te[ 4 ] = bd - ac * f; + te[ 8 ] = bc * f + ad; + + te[ 1 ] = f; + te[ 5 ] = a * e; + te[ 9 ] = - b * e; + + te[ 2 ] = - d * e; + te[ 6 ] = ad * f + bc; + te[ 10 ] = ac - bd * f; + + } else if ( euler.order === 'XZY' ) { + + const ac = a * c, ad = a * d, bc = b * c, bd = b * d; + + te[ 0 ] = c * e; + te[ 4 ] = - f; + te[ 8 ] = d * e; + + te[ 1 ] = ac * f + bd; + te[ 5 ] = a * e; + te[ 9 ] = ad * f - bc; + + te[ 2 ] = bc * f - ad; + te[ 6 ] = b * e; + te[ 10 ] = bd * f + ac; + + } + + // bottom row + te[ 3 ] = 0; + te[ 7 ] = 0; + te[ 11 ] = 0; + + // last column + te[ 12 ] = 0; + te[ 13 ] = 0; + te[ 14 ] = 0; + te[ 15 ] = 1; + + return this; + + } + + makeRotationFromQuaternion( q ) { + + return this.compose( _zero, q, _one ); + + } + + lookAt( eye, target, up ) { + + const te = this.elements; + + _z.subVectors( eye, target ); + + if ( _z.lengthSq() === 0 ) { + + // eye and target are in the same position + + _z.z = 1; + + } + + _z.normalize(); + _x.crossVectors( up, _z ); + + if ( _x.lengthSq() === 0 ) { + + // up and z are parallel + + if ( Math.abs( up.z ) === 1 ) { + + _z.x += 0.0001; + + } else { + + _z.z += 0.0001; + + } + + _z.normalize(); + _x.crossVectors( up, _z ); + + } + + _x.normalize(); + _y.crossVectors( _z, _x ); + + te[ 0 ] = _x.x; te[ 4 ] = _y.x; te[ 8 ] = _z.x; + te[ 1 ] = _x.y; te[ 5 ] = _y.y; te[ 9 ] = _z.y; + te[ 2 ] = _x.z; te[ 6 ] = _y.z; te[ 10 ] = _z.z; + + return this; + + } + + multiply( m ) { + + return this.multiplyMatrices( this, m ); + + } + + premultiply( m ) { + + return this.multiplyMatrices( m, this ); + + } + + multiplyMatrices( a, b ) { + + const ae = a.elements; + const be = b.elements; + const te = this.elements; + + const a11 = ae[ 0 ], a12 = ae[ 4 ], a13 = ae[ 8 ], a14 = ae[ 12 ]; + const a21 = ae[ 1 ], a22 = ae[ 5 ], a23 = ae[ 9 ], a24 = ae[ 13 ]; + const a31 = ae[ 2 ], a32 = ae[ 6 ], a33 = ae[ 10 ], a34 = ae[ 14 ]; + const a41 = ae[ 3 ], a42 = ae[ 7 ], a43 = ae[ 11 ], a44 = ae[ 15 ]; + + const b11 = be[ 0 ], b12 = be[ 4 ], b13 = be[ 8 ], b14 = be[ 12 ]; + const b21 = be[ 1 ], b22 = be[ 5 ], b23 = be[ 9 ], b24 = be[ 13 ]; + const b31 = be[ 2 ], b32 = be[ 6 ], b33 = be[ 10 ], b34 = be[ 14 ]; + const b41 = be[ 3 ], b42 = be[ 7 ], b43 = be[ 11 ], b44 = be[ 15 ]; + + te[ 0 ] = a11 * b11 + a12 * b21 + a13 * b31 + a14 * b41; + te[ 4 ] = a11 * b12 + a12 * b22 + a13 * b32 + a14 * b42; + te[ 8 ] = a11 * b13 + a12 * b23 + a13 * b33 + a14 * b43; + te[ 12 ] = a11 * b14 + a12 * b24 + a13 * b34 + a14 * b44; + + te[ 1 ] = a21 * b11 + a22 * b21 + a23 * b31 + a24 * b41; + te[ 5 ] = a21 * b12 + a22 * b22 + a23 * b32 + a24 * b42; + te[ 9 ] = a21 * b13 + a22 * b23 + a23 * b33 + a24 * b43; + te[ 13 ] = a21 * b14 + a22 * b24 + a23 * b34 + a24 * b44; + + te[ 2 ] = a31 * b11 + a32 * b21 + a33 * b31 + a34 * b41; + te[ 6 ] = a31 * b12 + a32 * b22 + a33 * b32 + a34 * b42; + te[ 10 ] = a31 * b13 + a32 * b23 + a33 * b33 + a34 * b43; + te[ 14 ] = a31 * b14 + a32 * b24 + a33 * b34 + a34 * b44; + + te[ 3 ] = a41 * b11 + a42 * b21 + a43 * b31 + a44 * b41; + te[ 7 ] = a41 * b12 + a42 * b22 + a43 * b32 + a44 * b42; + te[ 11 ] = a41 * b13 + a42 * b23 + a43 * b33 + a44 * b43; + te[ 15 ] = a41 * b14 + a42 * b24 + a43 * b34 + a44 * b44; + + return this; + + } + + multiplyScalar( s ) { + + const te = this.elements; + + te[ 0 ] *= s; te[ 4 ] *= s; te[ 8 ] *= s; te[ 12 ] *= s; + te[ 1 ] *= s; te[ 5 ] *= s; te[ 9 ] *= s; te[ 13 ] *= s; + te[ 2 ] *= s; te[ 6 ] *= s; te[ 10 ] *= s; te[ 14 ] *= s; + te[ 3 ] *= s; te[ 7 ] *= s; te[ 11 ] *= s; te[ 15 ] *= s; + + return this; + + } + + determinant() { + + const te = this.elements; + + const n11 = te[ 0 ], n12 = te[ 4 ], n13 = te[ 8 ], n14 = te[ 12 ]; + const n21 = te[ 1 ], n22 = te[ 5 ], n23 = te[ 9 ], n24 = te[ 13 ]; + const n31 = te[ 2 ], n32 = te[ 6 ], n33 = te[ 10 ], n34 = te[ 14 ]; + const n41 = te[ 3 ], n42 = te[ 7 ], n43 = te[ 11 ], n44 = te[ 15 ]; + + //TODO: make this more efficient + //( based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm ) + + return ( + n41 * ( + + n14 * n23 * n32 + - n13 * n24 * n32 + - n14 * n22 * n33 + + n12 * n24 * n33 + + n13 * n22 * n34 + - n12 * n23 * n34 + ) + + n42 * ( + + n11 * n23 * n34 + - n11 * n24 * n33 + + n14 * n21 * n33 + - n13 * n21 * n34 + + n13 * n24 * n31 + - n14 * n23 * n31 + ) + + n43 * ( + + n11 * n24 * n32 + - n11 * n22 * n34 + - n14 * n21 * n32 + + n12 * n21 * n34 + + n14 * n22 * n31 + - n12 * n24 * n31 + ) + + n44 * ( + - n13 * n22 * n31 + - n11 * n23 * n32 + + n11 * n22 * n33 + + n13 * n21 * n32 + - n12 * n21 * n33 + + n12 * n23 * n31 + ) + + ); + + } + + transpose() { + + const te = this.elements; + let tmp; + + tmp = te[ 1 ]; te[ 1 ] = te[ 4 ]; te[ 4 ] = tmp; + tmp = te[ 2 ]; te[ 2 ] = te[ 8 ]; te[ 8 ] = tmp; + tmp = te[ 6 ]; te[ 6 ] = te[ 9 ]; te[ 9 ] = tmp; + + tmp = te[ 3 ]; te[ 3 ] = te[ 12 ]; te[ 12 ] = tmp; + tmp = te[ 7 ]; te[ 7 ] = te[ 13 ]; te[ 13 ] = tmp; + tmp = te[ 11 ]; te[ 11 ] = te[ 14 ]; te[ 14 ] = tmp; + + return this; + + } + + setPosition( x, y, z ) { + + const te = this.elements; + + if ( x.isVector3 ) { + + te[ 12 ] = x.x; + te[ 13 ] = x.y; + te[ 14 ] = x.z; + + } else { + + te[ 12 ] = x; + te[ 13 ] = y; + te[ 14 ] = z; + + } + + return this; + + } + + invert() { + + // based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm + const te = this.elements, + + n11 = te[ 0 ], n21 = te[ 1 ], n31 = te[ 2 ], n41 = te[ 3 ], + n12 = te[ 4 ], n22 = te[ 5 ], n32 = te[ 6 ], n42 = te[ 7 ], + n13 = te[ 8 ], n23 = te[ 9 ], n33 = te[ 10 ], n43 = te[ 11 ], + n14 = te[ 12 ], n24 = te[ 13 ], n34 = te[ 14 ], n44 = te[ 15 ], + + t11 = n23 * n34 * n42 - n24 * n33 * n42 + n24 * n32 * n43 - n22 * n34 * n43 - n23 * n32 * n44 + n22 * n33 * n44, + t12 = n14 * n33 * n42 - n13 * n34 * n42 - n14 * n32 * n43 + n12 * n34 * n43 + n13 * n32 * n44 - n12 * n33 * n44, + t13 = n13 * n24 * n42 - n14 * n23 * n42 + n14 * n22 * n43 - n12 * n24 * n43 - n13 * n22 * n44 + n12 * n23 * n44, + t14 = n14 * n23 * n32 - n13 * n24 * n32 - n14 * n22 * n33 + n12 * n24 * n33 + n13 * n22 * n34 - n12 * n23 * n34; + + const det = n11 * t11 + n21 * t12 + n31 * t13 + n41 * t14; + + if ( det === 0 ) return this.set( 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ); + + const detInv = 1 / det; + + te[ 0 ] = t11 * detInv; + te[ 1 ] = ( n24 * n33 * n41 - n23 * n34 * n41 - n24 * n31 * n43 + n21 * n34 * n43 + n23 * n31 * n44 - n21 * n33 * n44 ) * detInv; + te[ 2 ] = ( n22 * n34 * n41 - n24 * n32 * n41 + n24 * n31 * n42 - n21 * n34 * n42 - n22 * n31 * n44 + n21 * n32 * n44 ) * detInv; + te[ 3 ] = ( n23 * n32 * n41 - n22 * n33 * n41 - n23 * n31 * n42 + n21 * n33 * n42 + n22 * n31 * n43 - n21 * n32 * n43 ) * detInv; + + te[ 4 ] = t12 * detInv; + te[ 5 ] = ( n13 * n34 * n41 - n14 * n33 * n41 + n14 * n31 * n43 - n11 * n34 * n43 - n13 * n31 * n44 + n11 * n33 * n44 ) * detInv; + te[ 6 ] = ( n14 * n32 * n41 - n12 * n34 * n41 - n14 * n31 * n42 + n11 * n34 * n42 + n12 * n31 * n44 - n11 * n32 * n44 ) * detInv; + te[ 7 ] = ( n12 * n33 * n41 - n13 * n32 * n41 + n13 * n31 * n42 - n11 * n33 * n42 - n12 * n31 * n43 + n11 * n32 * n43 ) * detInv; + + te[ 8 ] = t13 * detInv; + te[ 9 ] = ( n14 * n23 * n41 - n13 * n24 * n41 - n14 * n21 * n43 + n11 * n24 * n43 + n13 * n21 * n44 - n11 * n23 * n44 ) * detInv; + te[ 10 ] = ( n12 * n24 * n41 - n14 * n22 * n41 + n14 * n21 * n42 - n11 * n24 * n42 - n12 * n21 * n44 + n11 * n22 * n44 ) * detInv; + te[ 11 ] = ( n13 * n22 * n41 - n12 * n23 * n41 - n13 * n21 * n42 + n11 * n23 * n42 + n12 * n21 * n43 - n11 * n22 * n43 ) * detInv; + + te[ 12 ] = t14 * detInv; + te[ 13 ] = ( n13 * n24 * n31 - n14 * n23 * n31 + n14 * n21 * n33 - n11 * n24 * n33 - n13 * n21 * n34 + n11 * n23 * n34 ) * detInv; + te[ 14 ] = ( n14 * n22 * n31 - n12 * n24 * n31 - n14 * n21 * n32 + n11 * n24 * n32 + n12 * n21 * n34 - n11 * n22 * n34 ) * detInv; + te[ 15 ] = ( n12 * n23 * n31 - n13 * n22 * n31 + n13 * n21 * n32 - n11 * n23 * n32 - n12 * n21 * n33 + n11 * n22 * n33 ) * detInv; + + return this; + + } + + scale( v ) { + + const te = this.elements; + const x = v.x, y = v.y, z = v.z; + + te[ 0 ] *= x; te[ 4 ] *= y; te[ 8 ] *= z; + te[ 1 ] *= x; te[ 5 ] *= y; te[ 9 ] *= z; + te[ 2 ] *= x; te[ 6 ] *= y; te[ 10 ] *= z; + te[ 3 ] *= x; te[ 7 ] *= y; te[ 11 ] *= z; + + return this; + + } + + getMaxScaleOnAxis() { + + const te = this.elements; + + const scaleXSq = te[ 0 ] * te[ 0 ] + te[ 1 ] * te[ 1 ] + te[ 2 ] * te[ 2 ]; + const scaleYSq = te[ 4 ] * te[ 4 ] + te[ 5 ] * te[ 5 ] + te[ 6 ] * te[ 6 ]; + const scaleZSq = te[ 8 ] * te[ 8 ] + te[ 9 ] * te[ 9 ] + te[ 10 ] * te[ 10 ]; + + return Math.sqrt( Math.max( scaleXSq, scaleYSq, scaleZSq ) ); + + } + + makeTranslation( x, y, z ) { + + if ( x.isVector3 ) { + + this.set( + + 1, 0, 0, x.x, + 0, 1, 0, x.y, + 0, 0, 1, x.z, + 0, 0, 0, 1 + + ); + + } else { + + this.set( + + 1, 0, 0, x, + 0, 1, 0, y, + 0, 0, 1, z, + 0, 0, 0, 1 + + ); + + } + + return this; + + } + + makeRotationX( theta ) { + + const c = Math.cos( theta ), s = Math.sin( theta ); + + this.set( + + 1, 0, 0, 0, + 0, c, - s, 0, + 0, s, c, 0, + 0, 0, 0, 1 + + ); + + return this; + + } + + makeRotationY( theta ) { + + const c = Math.cos( theta ), s = Math.sin( theta ); + + this.set( + + c, 0, s, 0, + 0, 1, 0, 0, + - s, 0, c, 0, + 0, 0, 0, 1 + + ); + + return this; + + } + + makeRotationZ( theta ) { + + const c = Math.cos( theta ), s = Math.sin( theta ); + + this.set( + + c, - s, 0, 0, + s, c, 0, 0, + 0, 0, 1, 0, + 0, 0, 0, 1 + + ); + + return this; + + } + + makeRotationAxis( axis, angle ) { + + // Based on http://www.gamedev.net/reference/articles/article1199.asp + + const c = Math.cos( angle ); + const s = Math.sin( angle ); + const t = 1 - c; + const x = axis.x, y = axis.y, z = axis.z; + const tx = t * x, ty = t * y; + + this.set( + + tx * x + c, tx * y - s * z, tx * z + s * y, 0, + tx * y + s * z, ty * y + c, ty * z - s * x, 0, + tx * z - s * y, ty * z + s * x, t * z * z + c, 0, + 0, 0, 0, 1 + + ); + + return this; + + } + + makeScale( x, y, z ) { + + this.set( + + x, 0, 0, 0, + 0, y, 0, 0, + 0, 0, z, 0, + 0, 0, 0, 1 + + ); + + return this; + + } + + makeShear( xy, xz, yx, yz, zx, zy ) { + + this.set( + + 1, yx, zx, 0, + xy, 1, zy, 0, + xz, yz, 1, 0, + 0, 0, 0, 1 + + ); + + return this; + + } + + compose( position, quaternion, scale ) { + + const te = this.elements; + + const x = quaternion._x, y = quaternion._y, z = quaternion._z, w = quaternion._w; + const x2 = x + x, y2 = y + y, z2 = z + z; + const xx = x * x2, xy = x * y2, xz = x * z2; + const yy = y * y2, yz = y * z2, zz = z * z2; + const wx = w * x2, wy = w * y2, wz = w * z2; + + const sx = scale.x, sy = scale.y, sz = scale.z; + + te[ 0 ] = ( 1 - ( yy + zz ) ) * sx; + te[ 1 ] = ( xy + wz ) * sx; + te[ 2 ] = ( xz - wy ) * sx; + te[ 3 ] = 0; + + te[ 4 ] = ( xy - wz ) * sy; + te[ 5 ] = ( 1 - ( xx + zz ) ) * sy; + te[ 6 ] = ( yz + wx ) * sy; + te[ 7 ] = 0; + + te[ 8 ] = ( xz + wy ) * sz; + te[ 9 ] = ( yz - wx ) * sz; + te[ 10 ] = ( 1 - ( xx + yy ) ) * sz; + te[ 11 ] = 0; + + te[ 12 ] = position.x; + te[ 13 ] = position.y; + te[ 14 ] = position.z; + te[ 15 ] = 1; + + return this; + + } + + decompose( position, quaternion, scale ) { + + const te = this.elements; + + let sx = _v1.set( te[ 0 ], te[ 1 ], te[ 2 ] ).length(); + const sy = _v1.set( te[ 4 ], te[ 5 ], te[ 6 ] ).length(); + const sz = _v1.set( te[ 8 ], te[ 9 ], te[ 10 ] ).length(); + + // if determine is negative, we need to invert one scale + const det = this.determinant(); + if ( det < 0 ) sx = - sx; + + position.x = te[ 12 ]; + position.y = te[ 13 ]; + position.z = te[ 14 ]; + + // scale the rotation part + _m1.copy( this ); + + const invSX = 1 / sx; + const invSY = 1 / sy; + const invSZ = 1 / sz; + + _m1.elements[ 0 ] *= invSX; + _m1.elements[ 1 ] *= invSX; + _m1.elements[ 2 ] *= invSX; + + _m1.elements[ 4 ] *= invSY; + _m1.elements[ 5 ] *= invSY; + _m1.elements[ 6 ] *= invSY; + + _m1.elements[ 8 ] *= invSZ; + _m1.elements[ 9 ] *= invSZ; + _m1.elements[ 10 ] *= invSZ; + + quaternion.setFromRotationMatrix( _m1 ); + + scale.x = sx; + scale.y = sy; + scale.z = sz; + + return this; + + } + + makePerspective( left, right, top, bottom, near, far, coordinateSystem = WebGLCoordinateSystem ) { + + const te = this.elements; + const x = 2 * near / ( right - left ); + const y = 2 * near / ( top - bottom ); + + const a = ( right + left ) / ( right - left ); + const b = ( top + bottom ) / ( top - bottom ); + + let c, d; + + if ( coordinateSystem === WebGLCoordinateSystem ) { + + c = - ( far + near ) / ( far - near ); + d = ( - 2 * far * near ) / ( far - near ); + + } else if ( coordinateSystem === WebGPUCoordinateSystem ) { + + c = - far / ( far - near ); + d = ( - far * near ) / ( far - near ); + + } else { + + throw new Error( 'THREE.Matrix4.makePerspective(): Invalid coordinate system: ' + coordinateSystem ); + + } + + te[ 0 ] = x; te[ 4 ] = 0; te[ 8 ] = a; te[ 12 ] = 0; + te[ 1 ] = 0; te[ 5 ] = y; te[ 9 ] = b; te[ 13 ] = 0; + te[ 2 ] = 0; te[ 6 ] = 0; te[ 10 ] = c; te[ 14 ] = d; + te[ 3 ] = 0; te[ 7 ] = 0; te[ 11 ] = - 1; te[ 15 ] = 0; + + return this; + + } + + makeOrthographic( left, right, top, bottom, near, far, coordinateSystem = WebGLCoordinateSystem ) { + + const te = this.elements; + const w = 1.0 / ( right - left ); + const h = 1.0 / ( top - bottom ); + const p = 1.0 / ( far - near ); + + const x = ( right + left ) * w; + const y = ( top + bottom ) * h; + + let z, zInv; + + if ( coordinateSystem === WebGLCoordinateSystem ) { + + z = ( far + near ) * p; + zInv = - 2 * p; + + } else if ( coordinateSystem === WebGPUCoordinateSystem ) { + + z = near * p; + zInv = - 1 * p; + + } else { + + throw new Error( 'THREE.Matrix4.makeOrthographic(): Invalid coordinate system: ' + coordinateSystem ); + + } + + te[ 0 ] = 2 * w; te[ 4 ] = 0; te[ 8 ] = 0; te[ 12 ] = - x; + te[ 1 ] = 0; te[ 5 ] = 2 * h; te[ 9 ] = 0; te[ 13 ] = - y; + te[ 2 ] = 0; te[ 6 ] = 0; te[ 10 ] = zInv; te[ 14 ] = - z; + te[ 3 ] = 0; te[ 7 ] = 0; te[ 11 ] = 0; te[ 15 ] = 1; + + return this; + + } + + equals( matrix ) { + + const te = this.elements; + const me = matrix.elements; + + for ( let i = 0; i < 16; i ++ ) { + + if ( te[ i ] !== me[ i ] ) return false; + + } + + return true; + + } + + fromArray( array, offset = 0 ) { + + for ( let i = 0; i < 16; i ++ ) { + + this.elements[ i ] = array[ i + offset ]; + + } + + return this; + + } + + toArray( array = [], offset = 0 ) { + + const te = this.elements; + + array[ offset ] = te[ 0 ]; + array[ offset + 1 ] = te[ 1 ]; + array[ offset + 2 ] = te[ 2 ]; + array[ offset + 3 ] = te[ 3 ]; + + array[ offset + 4 ] = te[ 4 ]; + array[ offset + 5 ] = te[ 5 ]; + array[ offset + 6 ] = te[ 6 ]; + array[ offset + 7 ] = te[ 7 ]; + + array[ offset + 8 ] = te[ 8 ]; + array[ offset + 9 ] = te[ 9 ]; + array[ offset + 10 ] = te[ 10 ]; + array[ offset + 11 ] = te[ 11 ]; + + array[ offset + 12 ] = te[ 12 ]; + array[ offset + 13 ] = te[ 13 ]; + array[ offset + 14 ] = te[ 14 ]; + array[ offset + 15 ] = te[ 15 ]; + + return array; + + } + +} + +const _v1 = /*@__PURE__*/ new Vector3(); +const _m1 = /*@__PURE__*/ new Matrix4(); +const _zero = /*@__PURE__*/ new Vector3( 0, 0, 0 ); +const _one = /*@__PURE__*/ new Vector3( 1, 1, 1 ); +const _x = /*@__PURE__*/ new Vector3(); +const _y = /*@__PURE__*/ new Vector3(); +const _z = /*@__PURE__*/ new Vector3(); + +export { Matrix4 }; diff --git a/libs/three/src/math/Plane.js b/libs/three/src/math/Plane.js new file mode 100644 index 000000000..d8f2fd43e --- /dev/null +++ b/libs/three/src/math/Plane.js @@ -0,0 +1,205 @@ +import { Matrix3 } from './Matrix3.js'; +import { Vector3 } from './Vector3.js'; + +const _vector1 = /*@__PURE__*/ new Vector3(); +const _vector2 = /*@__PURE__*/ new Vector3(); +const _normalMatrix = /*@__PURE__*/ new Matrix3(); + +class Plane { + + constructor( normal = new Vector3( 1, 0, 0 ), constant = 0 ) { + + this.isPlane = true; + + // normal is assumed to be normalized + + this.normal = normal; + this.constant = constant; + + } + + set( normal, constant ) { + + this.normal.copy( normal ); + this.constant = constant; + + return this; + + } + + setComponents( x, y, z, w ) { + + this.normal.set( x, y, z ); + this.constant = w; + + return this; + + } + + setFromNormalAndCoplanarPoint( normal, point ) { + + this.normal.copy( normal ); + this.constant = - point.dot( this.normal ); + + return this; + + } + + setFromCoplanarPoints( a, b, c ) { + + const normal = _vector1.subVectors( c, b ).cross( _vector2.subVectors( a, b ) ).normalize(); + + // Q: should an error be thrown if normal is zero (e.g. degenerate plane)? + + this.setFromNormalAndCoplanarPoint( normal, a ); + + return this; + + } + + copy( plane ) { + + this.normal.copy( plane.normal ); + this.constant = plane.constant; + + return this; + + } + + normalize() { + + // Note: will lead to a divide by zero if the plane is invalid. + + const inverseNormalLength = 1.0 / this.normal.length(); + this.normal.multiplyScalar( inverseNormalLength ); + this.constant *= inverseNormalLength; + + return this; + + } + + negate() { + + this.constant *= - 1; + this.normal.negate(); + + return this; + + } + + distanceToPoint( point ) { + + return this.normal.dot( point ) + this.constant; + + } + + distanceToSphere( sphere ) { + + return this.distanceToPoint( sphere.center ) - sphere.radius; + + } + + projectPoint( point, target ) { + + return target.copy( point ).addScaledVector( this.normal, - this.distanceToPoint( point ) ); + + } + + intersectLine( line, target ) { + + const direction = line.delta( _vector1 ); + + const denominator = this.normal.dot( direction ); + + if ( denominator === 0 ) { + + // line is coplanar, return origin + if ( this.distanceToPoint( line.start ) === 0 ) { + + return target.copy( line.start ); + + } + + // Unsure if this is the correct method to handle this case. + return null; + + } + + const t = - ( line.start.dot( this.normal ) + this.constant ) / denominator; + + if ( t < 0 || t > 1 ) { + + return null; + + } + + return target.copy( line.start ).addScaledVector( direction, t ); + + } + + intersectsLine( line ) { + + // Note: this tests if a line intersects the plane, not whether it (or its end-points) are coplanar with it. + + const startSign = this.distanceToPoint( line.start ); + const endSign = this.distanceToPoint( line.end ); + + return ( startSign < 0 && endSign > 0 ) || ( endSign < 0 && startSign > 0 ); + + } + + intersectsBox( box ) { + + return box.intersectsPlane( this ); + + } + + intersectsSphere( sphere ) { + + return sphere.intersectsPlane( this ); + + } + + coplanarPoint( target ) { + + return target.copy( this.normal ).multiplyScalar( - this.constant ); + + } + + applyMatrix4( matrix, optionalNormalMatrix ) { + + const normalMatrix = optionalNormalMatrix || _normalMatrix.getNormalMatrix( matrix ); + + const referencePoint = this.coplanarPoint( _vector1 ).applyMatrix4( matrix ); + + const normal = this.normal.applyMatrix3( normalMatrix ).normalize(); + + this.constant = - referencePoint.dot( normal ); + + return this; + + } + + translate( offset ) { + + this.constant -= offset.dot( this.normal ); + + return this; + + } + + equals( plane ) { + + return plane.normal.equals( this.normal ) && ( plane.constant === this.constant ); + + } + + clone() { + + return new this.constructor().copy( this ); + + } + +} + +export { Plane }; diff --git a/libs/three/src/math/Quaternion.js b/libs/three/src/math/Quaternion.js new file mode 100644 index 000000000..8562a9bae --- /dev/null +++ b/libs/three/src/math/Quaternion.js @@ -0,0 +1,685 @@ +import * as MathUtils from './MathUtils.js'; + +class Quaternion { + + constructor( x = 0, y = 0, z = 0, w = 1 ) { + + this.isQuaternion = true; + + this._x = x; + this._y = y; + this._z = z; + this._w = w; + + } + + static slerpFlat( dst, dstOffset, src0, srcOffset0, src1, srcOffset1, t ) { + + // fuzz-free, array-based Quaternion SLERP operation + + let x0 = src0[ srcOffset0 + 0 ], + y0 = src0[ srcOffset0 + 1 ], + z0 = src0[ srcOffset0 + 2 ], + w0 = src0[ srcOffset0 + 3 ]; + + const x1 = src1[ srcOffset1 + 0 ], + y1 = src1[ srcOffset1 + 1 ], + z1 = src1[ srcOffset1 + 2 ], + w1 = src1[ srcOffset1 + 3 ]; + + if ( t === 0 ) { + + dst[ dstOffset + 0 ] = x0; + dst[ dstOffset + 1 ] = y0; + dst[ dstOffset + 2 ] = z0; + dst[ dstOffset + 3 ] = w0; + return; + + } + + if ( t === 1 ) { + + dst[ dstOffset + 0 ] = x1; + dst[ dstOffset + 1 ] = y1; + dst[ dstOffset + 2 ] = z1; + dst[ dstOffset + 3 ] = w1; + return; + + } + + if ( w0 !== w1 || x0 !== x1 || y0 !== y1 || z0 !== z1 ) { + + let s = 1 - t; + const cos = x0 * x1 + y0 * y1 + z0 * z1 + w0 * w1, + dir = ( cos >= 0 ? 1 : - 1 ), + sqrSin = 1 - cos * cos; + + // Skip the Slerp for tiny steps to avoid numeric problems: + if ( sqrSin > Number.EPSILON ) { + + const sin = Math.sqrt( sqrSin ), + len = Math.atan2( sin, cos * dir ); + + s = Math.sin( s * len ) / sin; + t = Math.sin( t * len ) / sin; + + } + + const tDir = t * dir; + + x0 = x0 * s + x1 * tDir; + y0 = y0 * s + y1 * tDir; + z0 = z0 * s + z1 * tDir; + w0 = w0 * s + w1 * tDir; + + // Normalize in case we just did a lerp: + if ( s === 1 - t ) { + + const f = 1 / Math.sqrt( x0 * x0 + y0 * y0 + z0 * z0 + w0 * w0 ); + + x0 *= f; + y0 *= f; + z0 *= f; + w0 *= f; + + } + + } + + dst[ dstOffset ] = x0; + dst[ dstOffset + 1 ] = y0; + dst[ dstOffset + 2 ] = z0; + dst[ dstOffset + 3 ] = w0; + + } + + static multiplyQuaternionsFlat( dst, dstOffset, src0, srcOffset0, src1, srcOffset1 ) { + + const x0 = src0[ srcOffset0 ]; + const y0 = src0[ srcOffset0 + 1 ]; + const z0 = src0[ srcOffset0 + 2 ]; + const w0 = src0[ srcOffset0 + 3 ]; + + const x1 = src1[ srcOffset1 ]; + const y1 = src1[ srcOffset1 + 1 ]; + const z1 = src1[ srcOffset1 + 2 ]; + const w1 = src1[ srcOffset1 + 3 ]; + + dst[ dstOffset ] = x0 * w1 + w0 * x1 + y0 * z1 - z0 * y1; + dst[ dstOffset + 1 ] = y0 * w1 + w0 * y1 + z0 * x1 - x0 * z1; + dst[ dstOffset + 2 ] = z0 * w1 + w0 * z1 + x0 * y1 - y0 * x1; + dst[ dstOffset + 3 ] = w0 * w1 - x0 * x1 - y0 * y1 - z0 * z1; + + return dst; + + } + + get x() { + + return this._x; + + } + + set x( value ) { + + this._x = value; + this._onChangeCallback(); + + } + + get y() { + + return this._y; + + } + + set y( value ) { + + this._y = value; + this._onChangeCallback(); + + } + + get z() { + + return this._z; + + } + + set z( value ) { + + this._z = value; + this._onChangeCallback(); + + } + + get w() { + + return this._w; + + } + + set w( value ) { + + this._w = value; + this._onChangeCallback(); + + } + + set( x, y, z, w ) { + + this._x = x; + this._y = y; + this._z = z; + this._w = w; + + this._onChangeCallback(); + + return this; + + } + + clone() { + + return new this.constructor( this._x, this._y, this._z, this._w ); + + } + + copy( quaternion ) { + + this._x = quaternion.x; + this._y = quaternion.y; + this._z = quaternion.z; + this._w = quaternion.w; + + this._onChangeCallback(); + + return this; + + } + + setFromEuler( euler, update = true ) { + + const x = euler._x, y = euler._y, z = euler._z, order = euler._order; + + // http://www.mathworks.com/matlabcentral/fileexchange/ + // 20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/ + // content/SpinCalc.m + + const cos = Math.cos; + const sin = Math.sin; + + const c1 = cos( x / 2 ); + const c2 = cos( y / 2 ); + const c3 = cos( z / 2 ); + + const s1 = sin( x / 2 ); + const s2 = sin( y / 2 ); + const s3 = sin( z / 2 ); + + switch ( order ) { + + case 'XYZ': + this._x = s1 * c2 * c3 + c1 * s2 * s3; + this._y = c1 * s2 * c3 - s1 * c2 * s3; + this._z = c1 * c2 * s3 + s1 * s2 * c3; + this._w = c1 * c2 * c3 - s1 * s2 * s3; + break; + + case 'YXZ': + this._x = s1 * c2 * c3 + c1 * s2 * s3; + this._y = c1 * s2 * c3 - s1 * c2 * s3; + this._z = c1 * c2 * s3 - s1 * s2 * c3; + this._w = c1 * c2 * c3 + s1 * s2 * s3; + break; + + case 'ZXY': + this._x = s1 * c2 * c3 - c1 * s2 * s3; + this._y = c1 * s2 * c3 + s1 * c2 * s3; + this._z = c1 * c2 * s3 + s1 * s2 * c3; + this._w = c1 * c2 * c3 - s1 * s2 * s3; + break; + + case 'ZYX': + this._x = s1 * c2 * c3 - c1 * s2 * s3; + this._y = c1 * s2 * c3 + s1 * c2 * s3; + this._z = c1 * c2 * s3 - s1 * s2 * c3; + this._w = c1 * c2 * c3 + s1 * s2 * s3; + break; + + case 'YZX': + this._x = s1 * c2 * c3 + c1 * s2 * s3; + this._y = c1 * s2 * c3 + s1 * c2 * s3; + this._z = c1 * c2 * s3 - s1 * s2 * c3; + this._w = c1 * c2 * c3 - s1 * s2 * s3; + break; + + case 'XZY': + this._x = s1 * c2 * c3 - c1 * s2 * s3; + this._y = c1 * s2 * c3 - s1 * c2 * s3; + this._z = c1 * c2 * s3 + s1 * s2 * c3; + this._w = c1 * c2 * c3 + s1 * s2 * s3; + break; + + default: + console.warn( 'THREE.Quaternion: .setFromEuler() encountered an unknown order: ' + order ); + + } + + if ( update === true ) this._onChangeCallback(); + + return this; + + } + + setFromAxisAngle( axis, angle ) { + + // http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm + + // assumes axis is normalized + + const halfAngle = angle / 2, s = Math.sin( halfAngle ); + + this._x = axis.x * s; + this._y = axis.y * s; + this._z = axis.z * s; + this._w = Math.cos( halfAngle ); + + this._onChangeCallback(); + + return this; + + } + + setFromRotationMatrix( m ) { + + // http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm + + // assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) + + const te = m.elements, + + m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ], + m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ], + m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ], + + trace = m11 + m22 + m33; + + if ( trace > 0 ) { + + const s = 0.5 / Math.sqrt( trace + 1.0 ); + + this._w = 0.25 / s; + this._x = ( m32 - m23 ) * s; + this._y = ( m13 - m31 ) * s; + this._z = ( m21 - m12 ) * s; + + } else if ( m11 > m22 && m11 > m33 ) { + + const s = 2.0 * Math.sqrt( 1.0 + m11 - m22 - m33 ); + + this._w = ( m32 - m23 ) / s; + this._x = 0.25 * s; + this._y = ( m12 + m21 ) / s; + this._z = ( m13 + m31 ) / s; + + } else if ( m22 > m33 ) { + + const s = 2.0 * Math.sqrt( 1.0 + m22 - m11 - m33 ); + + this._w = ( m13 - m31 ) / s; + this._x = ( m12 + m21 ) / s; + this._y = 0.25 * s; + this._z = ( m23 + m32 ) / s; + + } else { + + const s = 2.0 * Math.sqrt( 1.0 + m33 - m11 - m22 ); + + this._w = ( m21 - m12 ) / s; + this._x = ( m13 + m31 ) / s; + this._y = ( m23 + m32 ) / s; + this._z = 0.25 * s; + + } + + this._onChangeCallback(); + + return this; + + } + + setFromUnitVectors( vFrom, vTo ) { + + // assumes direction vectors vFrom and vTo are normalized + + let r = vFrom.dot( vTo ) + 1; + + if ( r < Number.EPSILON ) { + + // vFrom and vTo point in opposite directions + + r = 0; + + if ( Math.abs( vFrom.x ) > Math.abs( vFrom.z ) ) { + + this._x = - vFrom.y; + this._y = vFrom.x; + this._z = 0; + this._w = r; + + } else { + + this._x = 0; + this._y = - vFrom.z; + this._z = vFrom.y; + this._w = r; + + } + + } else { + + // crossVectors( vFrom, vTo ); // inlined to avoid cyclic dependency on Vector3 + + this._x = vFrom.y * vTo.z - vFrom.z * vTo.y; + this._y = vFrom.z * vTo.x - vFrom.x * vTo.z; + this._z = vFrom.x * vTo.y - vFrom.y * vTo.x; + this._w = r; + + } + + return this.normalize(); + + } + + angleTo( q ) { + + return 2 * Math.acos( Math.abs( MathUtils.clamp( this.dot( q ), - 1, 1 ) ) ); + + } + + rotateTowards( q, step ) { + + const angle = this.angleTo( q ); + + if ( angle === 0 ) return this; + + const t = Math.min( 1, step / angle ); + + this.slerp( q, t ); + + return this; + + } + + identity() { + + return this.set( 0, 0, 0, 1 ); + + } + + invert() { + + // quaternion is assumed to have unit length + + return this.conjugate(); + + } + + conjugate() { + + this._x *= - 1; + this._y *= - 1; + this._z *= - 1; + + this._onChangeCallback(); + + return this; + + } + + dot( v ) { + + return this._x * v._x + this._y * v._y + this._z * v._z + this._w * v._w; + + } + + lengthSq() { + + return this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w; + + } + + length() { + + return Math.sqrt( this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w ); + + } + + normalize() { + + let l = this.length(); + + if ( l === 0 ) { + + this._x = 0; + this._y = 0; + this._z = 0; + this._w = 1; + + } else { + + l = 1 / l; + + this._x = this._x * l; + this._y = this._y * l; + this._z = this._z * l; + this._w = this._w * l; + + } + + this._onChangeCallback(); + + return this; + + } + + multiply( q ) { + + return this.multiplyQuaternions( this, q ); + + } + + premultiply( q ) { + + return this.multiplyQuaternions( q, this ); + + } + + multiplyQuaternions( a, b ) { + + // from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm + + const qax = a._x, qay = a._y, qaz = a._z, qaw = a._w; + const qbx = b._x, qby = b._y, qbz = b._z, qbw = b._w; + + this._x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby; + this._y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz; + this._z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx; + this._w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz; + + this._onChangeCallback(); + + return this; + + } + + slerp( qb, t ) { + + if ( t === 0 ) return this; + if ( t === 1 ) return this.copy( qb ); + + const x = this._x, y = this._y, z = this._z, w = this._w; + + // http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/ + + let cosHalfTheta = w * qb._w + x * qb._x + y * qb._y + z * qb._z; + + if ( cosHalfTheta < 0 ) { + + this._w = - qb._w; + this._x = - qb._x; + this._y = - qb._y; + this._z = - qb._z; + + cosHalfTheta = - cosHalfTheta; + + } else { + + this.copy( qb ); + + } + + if ( cosHalfTheta >= 1.0 ) { + + this._w = w; + this._x = x; + this._y = y; + this._z = z; + + return this; + + } + + const sqrSinHalfTheta = 1.0 - cosHalfTheta * cosHalfTheta; + + if ( sqrSinHalfTheta <= Number.EPSILON ) { + + const s = 1 - t; + this._w = s * w + t * this._w; + this._x = s * x + t * this._x; + this._y = s * y + t * this._y; + this._z = s * z + t * this._z; + + this.normalize(); // normalize calls _onChangeCallback() + + return this; + + } + + const sinHalfTheta = Math.sqrt( sqrSinHalfTheta ); + const halfTheta = Math.atan2( sinHalfTheta, cosHalfTheta ); + const ratioA = Math.sin( ( 1 - t ) * halfTheta ) / sinHalfTheta, + ratioB = Math.sin( t * halfTheta ) / sinHalfTheta; + + this._w = ( w * ratioA + this._w * ratioB ); + this._x = ( x * ratioA + this._x * ratioB ); + this._y = ( y * ratioA + this._y * ratioB ); + this._z = ( z * ratioA + this._z * ratioB ); + + this._onChangeCallback(); + + return this; + + } + + slerpQuaternions( qa, qb, t ) { + + return this.copy( qa ).slerp( qb, t ); + + } + + random() { + + // Derived from http://planning.cs.uiuc.edu/node198.html + // Note, this source uses w, x, y, z ordering, + // so we swap the order below. + + const u1 = Math.random(); + const sqrt1u1 = Math.sqrt( 1 - u1 ); + const sqrtu1 = Math.sqrt( u1 ); + + const u2 = 2 * Math.PI * Math.random(); + + const u3 = 2 * Math.PI * Math.random(); + + return this.set( + sqrt1u1 * Math.cos( u2 ), + sqrtu1 * Math.sin( u3 ), + sqrtu1 * Math.cos( u3 ), + sqrt1u1 * Math.sin( u2 ), + ); + + } + + equals( quaternion ) { + + return ( quaternion._x === this._x ) && ( quaternion._y === this._y ) && ( quaternion._z === this._z ) && ( quaternion._w === this._w ); + + } + + fromArray( array, offset = 0 ) { + + this._x = array[ offset ]; + this._y = array[ offset + 1 ]; + this._z = array[ offset + 2 ]; + this._w = array[ offset + 3 ]; + + this._onChangeCallback(); + + return this; + + } + + toArray( array = [], offset = 0 ) { + + array[ offset ] = this._x; + array[ offset + 1 ] = this._y; + array[ offset + 2 ] = this._z; + array[ offset + 3 ] = this._w; + + return array; + + } + + fromBufferAttribute( attribute, index ) { + + this._x = attribute.getX( index ); + this._y = attribute.getY( index ); + this._z = attribute.getZ( index ); + this._w = attribute.getW( index ); + + this._onChangeCallback(); + + return this; + + } + + toJSON() { + + return this.toArray(); + + } + + _onChange( callback ) { + + this._onChangeCallback = callback; + + return this; + + } + + _onChangeCallback() {} + + *[ Symbol.iterator ]() { + + yield this._x; + yield this._y; + yield this._z; + yield this._w; + + } + +} + +export { Quaternion }; diff --git a/libs/three/src/math/Ray.js b/libs/three/src/math/Ray.js new file mode 100644 index 000000000..ed3d12059 --- /dev/null +++ b/libs/three/src/math/Ray.js @@ -0,0 +1,493 @@ +import { Vector3 } from './Vector3.js'; + +const _vector = /*@__PURE__*/ new Vector3(); +const _segCenter = /*@__PURE__*/ new Vector3(); +const _segDir = /*@__PURE__*/ new Vector3(); +const _diff = /*@__PURE__*/ new Vector3(); + +const _edge1 = /*@__PURE__*/ new Vector3(); +const _edge2 = /*@__PURE__*/ new Vector3(); +const _normal = /*@__PURE__*/ new Vector3(); + +class Ray { + + constructor( origin = new Vector3(), direction = new Vector3( 0, 0, - 1 ) ) { + + this.origin = origin; + this.direction = direction; + + } + + set( origin, direction ) { + + this.origin.copy( origin ); + this.direction.copy( direction ); + + return this; + + } + + copy( ray ) { + + this.origin.copy( ray.origin ); + this.direction.copy( ray.direction ); + + return this; + + } + + at( t, target ) { + + return target.copy( this.origin ).addScaledVector( this.direction, t ); + + } + + lookAt( v ) { + + this.direction.copy( v ).sub( this.origin ).normalize(); + + return this; + + } + + recast( t ) { + + this.origin.copy( this.at( t, _vector ) ); + + return this; + + } + + closestPointToPoint( point, target ) { + + target.subVectors( point, this.origin ); + + const directionDistance = target.dot( this.direction ); + + if ( directionDistance < 0 ) { + + return target.copy( this.origin ); + + } + + return target.copy( this.origin ).addScaledVector( this.direction, directionDistance ); + + } + + distanceToPoint( point ) { + + return Math.sqrt( this.distanceSqToPoint( point ) ); + + } + + distanceSqToPoint( point ) { + + const directionDistance = _vector.subVectors( point, this.origin ).dot( this.direction ); + + // point behind the ray + + if ( directionDistance < 0 ) { + + return this.origin.distanceToSquared( point ); + + } + + _vector.copy( this.origin ).addScaledVector( this.direction, directionDistance ); + + return _vector.distanceToSquared( point ); + + } + + distanceSqToSegment( v0, v1, optionalPointOnRay, optionalPointOnSegment ) { + + // from https://github.com/pmjoniak/GeometricTools/blob/master/GTEngine/Include/Mathematics/GteDistRaySegment.h + // It returns the min distance between the ray and the segment + // defined by v0 and v1 + // It can also set two optional targets : + // - The closest point on the ray + // - The closest point on the segment + + _segCenter.copy( v0 ).add( v1 ).multiplyScalar( 0.5 ); + _segDir.copy( v1 ).sub( v0 ).normalize(); + _diff.copy( this.origin ).sub( _segCenter ); + + const segExtent = v0.distanceTo( v1 ) * 0.5; + const a01 = - this.direction.dot( _segDir ); + const b0 = _diff.dot( this.direction ); + const b1 = - _diff.dot( _segDir ); + const c = _diff.lengthSq(); + const det = Math.abs( 1 - a01 * a01 ); + let s0, s1, sqrDist, extDet; + + if ( det > 0 ) { + + // The ray and segment are not parallel. + + s0 = a01 * b1 - b0; + s1 = a01 * b0 - b1; + extDet = segExtent * det; + + if ( s0 >= 0 ) { + + if ( s1 >= - extDet ) { + + if ( s1 <= extDet ) { + + // region 0 + // Minimum at interior points of ray and segment. + + const invDet = 1 / det; + s0 *= invDet; + s1 *= invDet; + sqrDist = s0 * ( s0 + a01 * s1 + 2 * b0 ) + s1 * ( a01 * s0 + s1 + 2 * b1 ) + c; + + } else { + + // region 1 + + s1 = segExtent; + s0 = Math.max( 0, - ( a01 * s1 + b0 ) ); + sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; + + } + + } else { + + // region 5 + + s1 = - segExtent; + s0 = Math.max( 0, - ( a01 * s1 + b0 ) ); + sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; + + } + + } else { + + if ( s1 <= - extDet ) { + + // region 4 + + s0 = Math.max( 0, - ( - a01 * segExtent + b0 ) ); + s1 = ( s0 > 0 ) ? - segExtent : Math.min( Math.max( - segExtent, - b1 ), segExtent ); + sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; + + } else if ( s1 <= extDet ) { + + // region 3 + + s0 = 0; + s1 = Math.min( Math.max( - segExtent, - b1 ), segExtent ); + sqrDist = s1 * ( s1 + 2 * b1 ) + c; + + } else { + + // region 2 + + s0 = Math.max( 0, - ( a01 * segExtent + b0 ) ); + s1 = ( s0 > 0 ) ? segExtent : Math.min( Math.max( - segExtent, - b1 ), segExtent ); + sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; + + } + + } + + } else { + + // Ray and segment are parallel. + + s1 = ( a01 > 0 ) ? - segExtent : segExtent; + s0 = Math.max( 0, - ( a01 * s1 + b0 ) ); + sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c; + + } + + if ( optionalPointOnRay ) { + + optionalPointOnRay.copy( this.origin ).addScaledVector( this.direction, s0 ); + + } + + if ( optionalPointOnSegment ) { + + optionalPointOnSegment.copy( _segCenter ).addScaledVector( _segDir, s1 ); + + } + + return sqrDist; + + } + + intersectSphere( sphere, target ) { + + _vector.subVectors( sphere.center, this.origin ); + const tca = _vector.dot( this.direction ); + const d2 = _vector.dot( _vector ) - tca * tca; + const radius2 = sphere.radius * sphere.radius; + + if ( d2 > radius2 ) return null; + + const thc = Math.sqrt( radius2 - d2 ); + + // t0 = first intersect point - entrance on front of sphere + const t0 = tca - thc; + + // t1 = second intersect point - exit point on back of sphere + const t1 = tca + thc; + + // test to see if t1 is behind the ray - if so, return null + if ( t1 < 0 ) return null; + + // test to see if t0 is behind the ray: + // if it is, the ray is inside the sphere, so return the second exit point scaled by t1, + // in order to always return an intersect point that is in front of the ray. + if ( t0 < 0 ) return this.at( t1, target ); + + // else t0 is in front of the ray, so return the first collision point scaled by t0 + return this.at( t0, target ); + + } + + intersectsSphere( sphere ) { + + return this.distanceSqToPoint( sphere.center ) <= ( sphere.radius * sphere.radius ); + + } + + distanceToPlane( plane ) { + + const denominator = plane.normal.dot( this.direction ); + + if ( denominator === 0 ) { + + // line is coplanar, return origin + if ( plane.distanceToPoint( this.origin ) === 0 ) { + + return 0; + + } + + // Null is preferable to undefined since undefined means.... it is undefined + + return null; + + } + + const t = - ( this.origin.dot( plane.normal ) + plane.constant ) / denominator; + + // Return if the ray never intersects the plane + + return t >= 0 ? t : null; + + } + + intersectPlane( plane, target ) { + + const t = this.distanceToPlane( plane ); + + if ( t === null ) { + + return null; + + } + + return this.at( t, target ); + + } + + intersectsPlane( plane ) { + + // check if the ray lies on the plane first + + const distToPoint = plane.distanceToPoint( this.origin ); + + if ( distToPoint === 0 ) { + + return true; + + } + + const denominator = plane.normal.dot( this.direction ); + + if ( denominator * distToPoint < 0 ) { + + return true; + + } + + // ray origin is behind the plane (and is pointing behind it) + + return false; + + } + + intersectBox( box, target ) { + + let tmin, tmax, tymin, tymax, tzmin, tzmax; + + const invdirx = 1 / this.direction.x, + invdiry = 1 / this.direction.y, + invdirz = 1 / this.direction.z; + + const origin = this.origin; + + if ( invdirx >= 0 ) { + + tmin = ( box.min.x - origin.x ) * invdirx; + tmax = ( box.max.x - origin.x ) * invdirx; + + } else { + + tmin = ( box.max.x - origin.x ) * invdirx; + tmax = ( box.min.x - origin.x ) * invdirx; + + } + + if ( invdiry >= 0 ) { + + tymin = ( box.min.y - origin.y ) * invdiry; + tymax = ( box.max.y - origin.y ) * invdiry; + + } else { + + tymin = ( box.max.y - origin.y ) * invdiry; + tymax = ( box.min.y - origin.y ) * invdiry; + + } + + if ( ( tmin > tymax ) || ( tymin > tmax ) ) return null; + + if ( tymin > tmin || isNaN( tmin ) ) tmin = tymin; + + if ( tymax < tmax || isNaN( tmax ) ) tmax = tymax; + + if ( invdirz >= 0 ) { + + tzmin = ( box.min.z - origin.z ) * invdirz; + tzmax = ( box.max.z - origin.z ) * invdirz; + + } else { + + tzmin = ( box.max.z - origin.z ) * invdirz; + tzmax = ( box.min.z - origin.z ) * invdirz; + + } + + if ( ( tmin > tzmax ) || ( tzmin > tmax ) ) return null; + + if ( tzmin > tmin || tmin !== tmin ) tmin = tzmin; + + if ( tzmax < tmax || tmax !== tmax ) tmax = tzmax; + + //return point closest to the ray (positive side) + + if ( tmax < 0 ) return null; + + return this.at( tmin >= 0 ? tmin : tmax, target ); + + } + + intersectsBox( box ) { + + return this.intersectBox( box, _vector ) !== null; + + } + + intersectTriangle( a, b, c, backfaceCulling, target ) { + + // Compute the offset origin, edges, and normal. + + // from https://github.com/pmjoniak/GeometricTools/blob/master/GTEngine/Include/Mathematics/GteIntrRay3Triangle3.h + + _edge1.subVectors( b, a ); + _edge2.subVectors( c, a ); + _normal.crossVectors( _edge1, _edge2 ); + + // Solve Q + t*D = b1*E1 + b2*E2 (Q = kDiff, D = ray direction, + // E1 = kEdge1, E2 = kEdge2, N = Cross(E1,E2)) by + // |Dot(D,N)|*b1 = sign(Dot(D,N))*Dot(D,Cross(Q,E2)) + // |Dot(D,N)|*b2 = sign(Dot(D,N))*Dot(D,Cross(E1,Q)) + // |Dot(D,N)|*t = -sign(Dot(D,N))*Dot(Q,N) + let DdN = this.direction.dot( _normal ); + let sign; + + if ( DdN > 0 ) { + + if ( backfaceCulling ) return null; + sign = 1; + + } else if ( DdN < 0 ) { + + sign = - 1; + DdN = - DdN; + + } else { + + return null; + + } + + _diff.subVectors( this.origin, a ); + const DdQxE2 = sign * this.direction.dot( _edge2.crossVectors( _diff, _edge2 ) ); + + // b1 < 0, no intersection + if ( DdQxE2 < 0 ) { + + return null; + + } + + const DdE1xQ = sign * this.direction.dot( _edge1.cross( _diff ) ); + + // b2 < 0, no intersection + if ( DdE1xQ < 0 ) { + + return null; + + } + + // b1+b2 > 1, no intersection + if ( DdQxE2 + DdE1xQ > DdN ) { + + return null; + + } + + // Line intersects triangle, check if ray does. + const QdN = - sign * _diff.dot( _normal ); + + // t < 0, no intersection + if ( QdN < 0 ) { + + return null; + + } + + // Ray intersects triangle. + return this.at( QdN / DdN, target ); + + } + + applyMatrix4( matrix4 ) { + + this.origin.applyMatrix4( matrix4 ); + this.direction.transformDirection( matrix4 ); + + return this; + + } + + equals( ray ) { + + return ray.origin.equals( this.origin ) && ray.direction.equals( this.direction ); + + } + + clone() { + + return new this.constructor().copy( this ); + + } + +} + +export { Ray }; diff --git a/libs/three/src/math/Sphere.js b/libs/three/src/math/Sphere.js new file mode 100644 index 000000000..76e3d1303 --- /dev/null +++ b/libs/three/src/math/Sphere.js @@ -0,0 +1,245 @@ +import { Box3 } from './Box3.js'; +import { Vector3 } from './Vector3.js'; + +const _box = /*@__PURE__*/ new Box3(); +const _v1 = /*@__PURE__*/ new Vector3(); +const _v2 = /*@__PURE__*/ new Vector3(); + +class Sphere { + + constructor( center = new Vector3(), radius = - 1 ) { + + this.isSphere = true; + + this.center = center; + this.radius = radius; + + } + + set( center, radius ) { + + this.center.copy( center ); + this.radius = radius; + + return this; + + } + + setFromPoints( points, optionalCenter ) { + + const center = this.center; + + if ( optionalCenter !== undefined ) { + + center.copy( optionalCenter ); + + } else { + + _box.setFromPoints( points ).getCenter( center ); + + } + + let maxRadiusSq = 0; + + for ( let i = 0, il = points.length; i < il; i ++ ) { + + maxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( points[ i ] ) ); + + } + + this.radius = Math.sqrt( maxRadiusSq ); + + return this; + + } + + copy( sphere ) { + + this.center.copy( sphere.center ); + this.radius = sphere.radius; + + return this; + + } + + isEmpty() { + + return ( this.radius < 0 ); + + } + + makeEmpty() { + + this.center.set( 0, 0, 0 ); + this.radius = - 1; + + return this; + + } + + containsPoint( point ) { + + return ( point.distanceToSquared( this.center ) <= ( this.radius * this.radius ) ); + + } + + distanceToPoint( point ) { + + return ( point.distanceTo( this.center ) - this.radius ); + + } + + intersectsSphere( sphere ) { + + const radiusSum = this.radius + sphere.radius; + + return sphere.center.distanceToSquared( this.center ) <= ( radiusSum * radiusSum ); + + } + + intersectsBox( box ) { + + return box.intersectsSphere( this ); + + } + + intersectsPlane( plane ) { + + return Math.abs( plane.distanceToPoint( this.center ) ) <= this.radius; + + } + + clampPoint( point, target ) { + + const deltaLengthSq = this.center.distanceToSquared( point ); + + target.copy( point ); + + if ( deltaLengthSq > ( this.radius * this.radius ) ) { + + target.sub( this.center ).normalize(); + target.multiplyScalar( this.radius ).add( this.center ); + + } + + return target; + + } + + getBoundingBox( target ) { + + if ( this.isEmpty() ) { + + // Empty sphere produces empty bounding box + target.makeEmpty(); + return target; + + } + + target.set( this.center, this.center ); + target.expandByScalar( this.radius ); + + return target; + + } + + applyMatrix4( matrix ) { + + this.center.applyMatrix4( matrix ); + this.radius = this.radius * matrix.getMaxScaleOnAxis(); + + return this; + + } + + translate( offset ) { + + this.center.add( offset ); + + return this; + + } + + expandByPoint( point ) { + + if ( this.isEmpty() ) { + + this.center.copy( point ); + + this.radius = 0; + + return this; + + } + + _v1.subVectors( point, this.center ); + + const lengthSq = _v1.lengthSq(); + + if ( lengthSq > ( this.radius * this.radius ) ) { + + // calculate the minimal sphere + + const length = Math.sqrt( lengthSq ); + + const delta = ( length - this.radius ) * 0.5; + + this.center.addScaledVector( _v1, delta / length ); + + this.radius += delta; + + } + + return this; + + } + + union( sphere ) { + + if ( sphere.isEmpty() ) { + + return this; + + } + + if ( this.isEmpty() ) { + + this.copy( sphere ); + + return this; + + } + + if ( this.center.equals( sphere.center ) === true ) { + + this.radius = Math.max( this.radius, sphere.radius ); + + } else { + + _v2.subVectors( sphere.center, this.center ).setLength( sphere.radius ); + + this.expandByPoint( _v1.copy( sphere.center ).add( _v2 ) ); + + this.expandByPoint( _v1.copy( sphere.center ).sub( _v2 ) ); + + } + + return this; + + } + + equals( sphere ) { + + return sphere.center.equals( this.center ) && ( sphere.radius === this.radius ); + + } + + clone() { + + return new this.constructor().copy( this ); + + } + +} + +export { Sphere }; diff --git a/libs/three/src/math/Spherical.js b/libs/three/src/math/Spherical.js new file mode 100644 index 000000000..832cf80b2 --- /dev/null +++ b/libs/three/src/math/Spherical.js @@ -0,0 +1,86 @@ +/** + * Ref: https://en.wikipedia.org/wiki/Spherical_coordinate_system + * + * The polar angle (phi) is measured from the positive y-axis. The positive y-axis is up. + * The azimuthal angle (theta) is measured from the positive z-axis. + */ + +import * as MathUtils from './MathUtils.js'; + +class Spherical { + + constructor( radius = 1, phi = 0, theta = 0 ) { + + this.radius = radius; + this.phi = phi; // polar angle + this.theta = theta; // azimuthal angle + + return this; + + } + + set( radius, phi, theta ) { + + this.radius = radius; + this.phi = phi; + this.theta = theta; + + return this; + + } + + copy( other ) { + + this.radius = other.radius; + this.phi = other.phi; + this.theta = other.theta; + + return this; + + } + + // restrict phi to be between EPS and PI-EPS + makeSafe() { + + const EPS = 0.000001; + this.phi = Math.max( EPS, Math.min( Math.PI - EPS, this.phi ) ); + + return this; + + } + + setFromVector3( v ) { + + return this.setFromCartesianCoords( v.x, v.y, v.z ); + + } + + setFromCartesianCoords( x, y, z ) { + + this.radius = Math.sqrt( x * x + y * y + z * z ); + + if ( this.radius === 0 ) { + + this.theta = 0; + this.phi = 0; + + } else { + + this.theta = Math.atan2( x, z ); + this.phi = Math.acos( MathUtils.clamp( y / this.radius, - 1, 1 ) ); + + } + + return this; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + +} + +export { Spherical }; diff --git a/libs/three/src/math/SphericalHarmonics3.js b/libs/three/src/math/SphericalHarmonics3.js new file mode 100644 index 000000000..5ec361053 --- /dev/null +++ b/libs/three/src/math/SphericalHarmonics3.js @@ -0,0 +1,243 @@ +import { Vector3 } from './Vector3.js'; + +/** + * Primary reference: + * https://graphics.stanford.edu/papers/envmap/envmap.pdf + * + * Secondary reference: + * https://www.ppsloan.org/publications/StupidSH36.pdf + */ + +// 3-band SH defined by 9 coefficients + +class SphericalHarmonics3 { + + constructor() { + + this.isSphericalHarmonics3 = true; + + this.coefficients = []; + + for ( let i = 0; i < 9; i ++ ) { + + this.coefficients.push( new Vector3() ); + + } + + } + + set( coefficients ) { + + for ( let i = 0; i < 9; i ++ ) { + + this.coefficients[ i ].copy( coefficients[ i ] ); + + } + + return this; + + } + + zero() { + + for ( let i = 0; i < 9; i ++ ) { + + this.coefficients[ i ].set( 0, 0, 0 ); + + } + + return this; + + } + + // get the radiance in the direction of the normal + // target is a Vector3 + getAt( normal, target ) { + + // normal is assumed to be unit length + + const x = normal.x, y = normal.y, z = normal.z; + + const coeff = this.coefficients; + + // band 0 + target.copy( coeff[ 0 ] ).multiplyScalar( 0.282095 ); + + // band 1 + target.addScaledVector( coeff[ 1 ], 0.488603 * y ); + target.addScaledVector( coeff[ 2 ], 0.488603 * z ); + target.addScaledVector( coeff[ 3 ], 0.488603 * x ); + + // band 2 + target.addScaledVector( coeff[ 4 ], 1.092548 * ( x * y ) ); + target.addScaledVector( coeff[ 5 ], 1.092548 * ( y * z ) ); + target.addScaledVector( coeff[ 6 ], 0.315392 * ( 3.0 * z * z - 1.0 ) ); + target.addScaledVector( coeff[ 7 ], 1.092548 * ( x * z ) ); + target.addScaledVector( coeff[ 8 ], 0.546274 * ( x * x - y * y ) ); + + return target; + + } + + // get the irradiance (radiance convolved with cosine lobe) in the direction of the normal + // target is a Vector3 + // https://graphics.stanford.edu/papers/envmap/envmap.pdf + getIrradianceAt( normal, target ) { + + // normal is assumed to be unit length + + const x = normal.x, y = normal.y, z = normal.z; + + const coeff = this.coefficients; + + // band 0 + target.copy( coeff[ 0 ] ).multiplyScalar( 0.886227 ); // π * 0.282095 + + // band 1 + target.addScaledVector( coeff[ 1 ], 2.0 * 0.511664 * y ); // ( 2 * π / 3 ) * 0.488603 + target.addScaledVector( coeff[ 2 ], 2.0 * 0.511664 * z ); + target.addScaledVector( coeff[ 3 ], 2.0 * 0.511664 * x ); + + // band 2 + target.addScaledVector( coeff[ 4 ], 2.0 * 0.429043 * x * y ); // ( π / 4 ) * 1.092548 + target.addScaledVector( coeff[ 5 ], 2.0 * 0.429043 * y * z ); + target.addScaledVector( coeff[ 6 ], 0.743125 * z * z - 0.247708 ); // ( π / 4 ) * 0.315392 * 3 + target.addScaledVector( coeff[ 7 ], 2.0 * 0.429043 * x * z ); + target.addScaledVector( coeff[ 8 ], 0.429043 * ( x * x - y * y ) ); // ( π / 4 ) * 0.546274 + + return target; + + } + + add( sh ) { + + for ( let i = 0; i < 9; i ++ ) { + + this.coefficients[ i ].add( sh.coefficients[ i ] ); + + } + + return this; + + } + + addScaledSH( sh, s ) { + + for ( let i = 0; i < 9; i ++ ) { + + this.coefficients[ i ].addScaledVector( sh.coefficients[ i ], s ); + + } + + return this; + + } + + scale( s ) { + + for ( let i = 0; i < 9; i ++ ) { + + this.coefficients[ i ].multiplyScalar( s ); + + } + + return this; + + } + + lerp( sh, alpha ) { + + for ( let i = 0; i < 9; i ++ ) { + + this.coefficients[ i ].lerp( sh.coefficients[ i ], alpha ); + + } + + return this; + + } + + equals( sh ) { + + for ( let i = 0; i < 9; i ++ ) { + + if ( ! this.coefficients[ i ].equals( sh.coefficients[ i ] ) ) { + + return false; + + } + + } + + return true; + + } + + copy( sh ) { + + return this.set( sh.coefficients ); + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + fromArray( array, offset = 0 ) { + + const coefficients = this.coefficients; + + for ( let i = 0; i < 9; i ++ ) { + + coefficients[ i ].fromArray( array, offset + ( i * 3 ) ); + + } + + return this; + + } + + toArray( array = [], offset = 0 ) { + + const coefficients = this.coefficients; + + for ( let i = 0; i < 9; i ++ ) { + + coefficients[ i ].toArray( array, offset + ( i * 3 ) ); + + } + + return array; + + } + + // evaluate the basis functions + // shBasis is an Array[ 9 ] + static getBasisAt( normal, shBasis ) { + + // normal is assumed to be unit length + + const x = normal.x, y = normal.y, z = normal.z; + + // band 0 + shBasis[ 0 ] = 0.282095; + + // band 1 + shBasis[ 1 ] = 0.488603 * y; + shBasis[ 2 ] = 0.488603 * z; + shBasis[ 3 ] = 0.488603 * x; + + // band 2 + shBasis[ 4 ] = 1.092548 * x * y; + shBasis[ 5 ] = 1.092548 * y * z; + shBasis[ 6 ] = 0.315392 * ( 3 * z * z - 1 ); + shBasis[ 7 ] = 1.092548 * x * z; + shBasis[ 8 ] = 0.546274 * ( x * x - y * y ); + + } + +} + +export { SphericalHarmonics3 }; diff --git a/libs/three/src/math/Triangle.js b/libs/three/src/math/Triangle.js new file mode 100644 index 000000000..27c9dd98a --- /dev/null +++ b/libs/three/src/math/Triangle.js @@ -0,0 +1,341 @@ +import { Vector3 } from './Vector3.js'; + +const _v0 = /*@__PURE__*/ new Vector3(); +const _v1 = /*@__PURE__*/ new Vector3(); +const _v2 = /*@__PURE__*/ new Vector3(); +const _v3 = /*@__PURE__*/ new Vector3(); + +const _vab = /*@__PURE__*/ new Vector3(); +const _vac = /*@__PURE__*/ new Vector3(); +const _vbc = /*@__PURE__*/ new Vector3(); +const _vap = /*@__PURE__*/ new Vector3(); +const _vbp = /*@__PURE__*/ new Vector3(); +const _vcp = /*@__PURE__*/ new Vector3(); + +let warnedGetUV = false; + +class Triangle { + + constructor( a = new Vector3(), b = new Vector3(), c = new Vector3() ) { + + this.a = a; + this.b = b; + this.c = c; + + } + + static getNormal( a, b, c, target ) { + + target.subVectors( c, b ); + _v0.subVectors( a, b ); + target.cross( _v0 ); + + const targetLengthSq = target.lengthSq(); + if ( targetLengthSq > 0 ) { + + return target.multiplyScalar( 1 / Math.sqrt( targetLengthSq ) ); + + } + + return target.set( 0, 0, 0 ); + + } + + // static/instance method to calculate barycentric coordinates + // based on: http://www.blackpawn.com/texts/pointinpoly/default.html + static getBarycoord( point, a, b, c, target ) { + + _v0.subVectors( c, a ); + _v1.subVectors( b, a ); + _v2.subVectors( point, a ); + + const dot00 = _v0.dot( _v0 ); + const dot01 = _v0.dot( _v1 ); + const dot02 = _v0.dot( _v2 ); + const dot11 = _v1.dot( _v1 ); + const dot12 = _v1.dot( _v2 ); + + const denom = ( dot00 * dot11 - dot01 * dot01 ); + + // collinear or singular triangle + if ( denom === 0 ) { + + target.set( 0, 0, 0 ); + return null; + + } + + const invDenom = 1 / denom; + const u = ( dot11 * dot02 - dot01 * dot12 ) * invDenom; + const v = ( dot00 * dot12 - dot01 * dot02 ) * invDenom; + + // barycentric coordinates must always sum to 1 + return target.set( 1 - u - v, v, u ); + + } + + static containsPoint( point, a, b, c ) { + + // if the triangle is degenerate then we can't contain a point + if ( this.getBarycoord( point, a, b, c, _v3 ) === null ) { + + return false; + + } + + return ( _v3.x >= 0 ) && ( _v3.y >= 0 ) && ( ( _v3.x + _v3.y ) <= 1 ); + + } + + static getUV( point, p1, p2, p3, uv1, uv2, uv3, target ) { // @deprecated, r151 + + if ( warnedGetUV === false ) { + + console.warn( 'THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation().' ); + + warnedGetUV = true; + + } + + return this.getInterpolation( point, p1, p2, p3, uv1, uv2, uv3, target ); + + } + + static getInterpolation( point, p1, p2, p3, v1, v2, v3, target ) { + + if ( this.getBarycoord( point, p1, p2, p3, _v3 ) === null ) { + + target.x = 0; + target.y = 0; + if ( 'z' in target ) target.z = 0; + if ( 'w' in target ) target.w = 0; + return null; + + } + + target.setScalar( 0 ); + target.addScaledVector( v1, _v3.x ); + target.addScaledVector( v2, _v3.y ); + target.addScaledVector( v3, _v3.z ); + + return target; + + } + + static isFrontFacing( a, b, c, direction ) { + + _v0.subVectors( c, b ); + _v1.subVectors( a, b ); + + // strictly front facing + return ( _v0.cross( _v1 ).dot( direction ) < 0 ) ? true : false; + + } + + set( a, b, c ) { + + this.a.copy( a ); + this.b.copy( b ); + this.c.copy( c ); + + return this; + + } + + setFromPointsAndIndices( points, i0, i1, i2 ) { + + this.a.copy( points[ i0 ] ); + this.b.copy( points[ i1 ] ); + this.c.copy( points[ i2 ] ); + + return this; + + } + + setFromAttributeAndIndices( attribute, i0, i1, i2 ) { + + this.a.fromBufferAttribute( attribute, i0 ); + this.b.fromBufferAttribute( attribute, i1 ); + this.c.fromBufferAttribute( attribute, i2 ); + + return this; + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + copy( triangle ) { + + this.a.copy( triangle.a ); + this.b.copy( triangle.b ); + this.c.copy( triangle.c ); + + return this; + + } + + getArea() { + + _v0.subVectors( this.c, this.b ); + _v1.subVectors( this.a, this.b ); + + return _v0.cross( _v1 ).length() * 0.5; + + } + + getMidpoint( target ) { + + return target.addVectors( this.a, this.b ).add( this.c ).multiplyScalar( 1 / 3 ); + + } + + getNormal( target ) { + + return Triangle.getNormal( this.a, this.b, this.c, target ); + + } + + getPlane( target ) { + + return target.setFromCoplanarPoints( this.a, this.b, this.c ); + + } + + getBarycoord( point, target ) { + + return Triangle.getBarycoord( point, this.a, this.b, this.c, target ); + + } + + getUV( point, uv1, uv2, uv3, target ) { // @deprecated, r151 + + if ( warnedGetUV === false ) { + + console.warn( 'THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation().' ); + + warnedGetUV = true; + + } + + return Triangle.getInterpolation( point, this.a, this.b, this.c, uv1, uv2, uv3, target ); + + } + + getInterpolation( point, v1, v2, v3, target ) { + + return Triangle.getInterpolation( point, this.a, this.b, this.c, v1, v2, v3, target ); + + } + + containsPoint( point ) { + + return Triangle.containsPoint( point, this.a, this.b, this.c ); + + } + + isFrontFacing( direction ) { + + return Triangle.isFrontFacing( this.a, this.b, this.c, direction ); + + } + + intersectsBox( box ) { + + return box.intersectsTriangle( this ); + + } + + closestPointToPoint( p, target ) { + + const a = this.a, b = this.b, c = this.c; + let v, w; + + // algorithm thanks to Real-Time Collision Detection by Christer Ericson, + // published by Morgan Kaufmann Publishers, (c) 2005 Elsevier Inc., + // under the accompanying license; see chapter 5.1.5 for detailed explanation. + // basically, we're distinguishing which of the voronoi regions of the triangle + // the point lies in with the minimum amount of redundant computation. + + _vab.subVectors( b, a ); + _vac.subVectors( c, a ); + _vap.subVectors( p, a ); + const d1 = _vab.dot( _vap ); + const d2 = _vac.dot( _vap ); + if ( d1 <= 0 && d2 <= 0 ) { + + // vertex region of A; barycentric coords (1, 0, 0) + return target.copy( a ); + + } + + _vbp.subVectors( p, b ); + const d3 = _vab.dot( _vbp ); + const d4 = _vac.dot( _vbp ); + if ( d3 >= 0 && d4 <= d3 ) { + + // vertex region of B; barycentric coords (0, 1, 0) + return target.copy( b ); + + } + + const vc = d1 * d4 - d3 * d2; + if ( vc <= 0 && d1 >= 0 && d3 <= 0 ) { + + v = d1 / ( d1 - d3 ); + // edge region of AB; barycentric coords (1-v, v, 0) + return target.copy( a ).addScaledVector( _vab, v ); + + } + + _vcp.subVectors( p, c ); + const d5 = _vab.dot( _vcp ); + const d6 = _vac.dot( _vcp ); + if ( d6 >= 0 && d5 <= d6 ) { + + // vertex region of C; barycentric coords (0, 0, 1) + return target.copy( c ); + + } + + const vb = d5 * d2 - d1 * d6; + if ( vb <= 0 && d2 >= 0 && d6 <= 0 ) { + + w = d2 / ( d2 - d6 ); + // edge region of AC; barycentric coords (1-w, 0, w) + return target.copy( a ).addScaledVector( _vac, w ); + + } + + const va = d3 * d6 - d5 * d4; + if ( va <= 0 && ( d4 - d3 ) >= 0 && ( d5 - d6 ) >= 0 ) { + + _vbc.subVectors( c, b ); + w = ( d4 - d3 ) / ( ( d4 - d3 ) + ( d5 - d6 ) ); + // edge region of BC; barycentric coords (0, 1-w, w) + return target.copy( b ).addScaledVector( _vbc, w ); // edge region of BC + + } + + // face region + const denom = 1 / ( va + vb + vc ); + // u = va * denom + v = vb * denom; + w = vc * denom; + + return target.copy( a ).addScaledVector( _vab, v ).addScaledVector( _vac, w ); + + } + + equals( triangle ) { + + return triangle.a.equals( this.a ) && triangle.b.equals( this.b ) && triangle.c.equals( this.c ); + + } + +} + +export { Triangle }; diff --git a/libs/three/src/math/Vector2.js b/libs/three/src/math/Vector2.js new file mode 100644 index 000000000..d0cb48c8f --- /dev/null +++ b/libs/three/src/math/Vector2.js @@ -0,0 +1,480 @@ +import * as MathUtils from './MathUtils.js'; + +class Vector2 { + + constructor( x = 0, y = 0 ) { + + Vector2.prototype.isVector2 = true; + + this.x = x; + this.y = y; + + } + + get width() { + + return this.x; + + } + + set width( value ) { + + this.x = value; + + } + + get height() { + + return this.y; + + } + + set height( value ) { + + this.y = value; + + } + + set( x, y ) { + + this.x = x; + this.y = y; + + return this; + + } + + setScalar( scalar ) { + + this.x = scalar; + this.y = scalar; + + return this; + + } + + setX( x ) { + + this.x = x; + + return this; + + } + + setY( y ) { + + this.y = y; + + return this; + + } + + setComponent( index, value ) { + + switch ( index ) { + + case 0: this.x = value; break; + case 1: this.y = value; break; + default: throw new Error( 'index is out of range: ' + index ); + + } + + return this; + + } + + getComponent( index ) { + + switch ( index ) { + + case 0: return this.x; + case 1: return this.y; + default: throw new Error( 'index is out of range: ' + index ); + + } + + } + + clone() { + + return new this.constructor( this.x, this.y ); + + } + + copy( v ) { + + this.x = v.x; + this.y = v.y; + + return this; + + } + + add( v ) { + + this.x += v.x; + this.y += v.y; + + return this; + + } + + addScalar( s ) { + + this.x += s; + this.y += s; + + return this; + + } + + addVectors( a, b ) { + + this.x = a.x + b.x; + this.y = a.y + b.y; + + return this; + + } + + addScaledVector( v, s ) { + + this.x += v.x * s; + this.y += v.y * s; + + return this; + + } + + sub( v ) { + + this.x -= v.x; + this.y -= v.y; + + return this; + + } + + subScalar( s ) { + + this.x -= s; + this.y -= s; + + return this; + + } + + subVectors( a, b ) { + + this.x = a.x - b.x; + this.y = a.y - b.y; + + return this; + + } + + multiply( v ) { + + this.x *= v.x; + this.y *= v.y; + + return this; + + } + + multiplyScalar( scalar ) { + + this.x *= scalar; + this.y *= scalar; + + return this; + + } + + divide( v ) { + + this.x /= v.x; + this.y /= v.y; + + return this; + + } + + divideScalar( scalar ) { + + return this.multiplyScalar( 1 / scalar ); + + } + + applyMatrix3( m ) { + + const x = this.x, y = this.y; + const e = m.elements; + + this.x = e[ 0 ] * x + e[ 3 ] * y + e[ 6 ]; + this.y = e[ 1 ] * x + e[ 4 ] * y + e[ 7 ]; + + return this; + + } + + min( v ) { + + this.x = Math.min( this.x, v.x ); + this.y = Math.min( this.y, v.y ); + + return this; + + } + + max( v ) { + + this.x = Math.max( this.x, v.x ); + this.y = Math.max( this.y, v.y ); + + return this; + + } + + clamp( min, max ) { + + // assumes min < max, componentwise + + this.x = Math.max( min.x, Math.min( max.x, this.x ) ); + this.y = Math.max( min.y, Math.min( max.y, this.y ) ); + + return this; + + } + + clampScalar( minVal, maxVal ) { + + this.x = Math.max( minVal, Math.min( maxVal, this.x ) ); + this.y = Math.max( minVal, Math.min( maxVal, this.y ) ); + + return this; + + } + + clampLength( min, max ) { + + const length = this.length(); + + return this.divideScalar( length || 1 ).multiplyScalar( Math.max( min, Math.min( max, length ) ) ); + + } + + floor() { + + this.x = Math.floor( this.x ); + this.y = Math.floor( this.y ); + + return this; + + } + + ceil() { + + this.x = Math.ceil( this.x ); + this.y = Math.ceil( this.y ); + + return this; + + } + + round() { + + this.x = Math.round( this.x ); + this.y = Math.round( this.y ); + + return this; + + } + + roundToZero() { + + this.x = Math.trunc( this.x ); + this.y = Math.trunc( this.y ); + + return this; + + } + + negate() { + + this.x = - this.x; + this.y = - this.y; + + return this; + + } + + dot( v ) { + + return this.x * v.x + this.y * v.y; + + } + + cross( v ) { + + return this.x * v.y - this.y * v.x; + + } + + lengthSq() { + + return this.x * this.x + this.y * this.y; + + } + + length() { + + return Math.sqrt( this.x * this.x + this.y * this.y ); + + } + + manhattanLength() { + + return Math.abs( this.x ) + Math.abs( this.y ); + + } + + normalize() { + + return this.divideScalar( this.length() || 1 ); + + } + + angle() { + + // computes the angle in radians with respect to the positive x-axis + + const angle = Math.atan2( - this.y, - this.x ) + Math.PI; + + return angle; + + } + + angleTo( v ) { + + const denominator = Math.sqrt( this.lengthSq() * v.lengthSq() ); + + if ( denominator === 0 ) return Math.PI / 2; + + const theta = this.dot( v ) / denominator; + + // clamp, to handle numerical problems + + return Math.acos( MathUtils.clamp( theta, - 1, 1 ) ); + + } + + distanceTo( v ) { + + return Math.sqrt( this.distanceToSquared( v ) ); + + } + + distanceToSquared( v ) { + + const dx = this.x - v.x, dy = this.y - v.y; + return dx * dx + dy * dy; + + } + + manhattanDistanceTo( v ) { + + return Math.abs( this.x - v.x ) + Math.abs( this.y - v.y ); + + } + + setLength( length ) { + + return this.normalize().multiplyScalar( length ); + + } + + lerp( v, alpha ) { + + this.x += ( v.x - this.x ) * alpha; + this.y += ( v.y - this.y ) * alpha; + + return this; + + } + + lerpVectors( v1, v2, alpha ) { + + this.x = v1.x + ( v2.x - v1.x ) * alpha; + this.y = v1.y + ( v2.y - v1.y ) * alpha; + + return this; + + } + + equals( v ) { + + return ( ( v.x === this.x ) && ( v.y === this.y ) ); + + } + + fromArray( array, offset = 0 ) { + + this.x = array[ offset ]; + this.y = array[ offset + 1 ]; + + return this; + + } + + toArray( array = [], offset = 0 ) { + + array[ offset ] = this.x; + array[ offset + 1 ] = this.y; + + return array; + + } + + fromBufferAttribute( attribute, index ) { + + this.x = attribute.getX( index ); + this.y = attribute.getY( index ); + + return this; + + } + + rotateAround( center, angle ) { + + const c = Math.cos( angle ), s = Math.sin( angle ); + + const x = this.x - center.x; + const y = this.y - center.y; + + this.x = x * c - y * s + center.x; + this.y = x * s + y * c + center.y; + + return this; + + } + + random() { + + this.x = Math.random(); + this.y = Math.random(); + + return this; + + } + + *[ Symbol.iterator ]() { + + yield this.x; + yield this.y; + + } + +} + +export { Vector2 }; diff --git a/libs/three/src/math/Vector3.js b/libs/three/src/math/Vector3.js new file mode 100644 index 000000000..09f56ab90 --- /dev/null +++ b/libs/three/src/math/Vector3.js @@ -0,0 +1,724 @@ +import * as MathUtils from './MathUtils.js'; +import { Quaternion } from './Quaternion.js'; + +class Vector3 { + + constructor( x = 0, y = 0, z = 0 ) { + + Vector3.prototype.isVector3 = true; + + this.x = x; + this.y = y; + this.z = z; + + } + + set( x, y, z ) { + + if ( z === undefined ) z = this.z; // sprite.scale.set(x,y) + + this.x = x; + this.y = y; + this.z = z; + + return this; + + } + + setScalar( scalar ) { + + this.x = scalar; + this.y = scalar; + this.z = scalar; + + return this; + + } + + setX( x ) { + + this.x = x; + + return this; + + } + + setY( y ) { + + this.y = y; + + return this; + + } + + setZ( z ) { + + this.z = z; + + return this; + + } + + setComponent( index, value ) { + + switch ( index ) { + + case 0: this.x = value; break; + case 1: this.y = value; break; + case 2: this.z = value; break; + default: throw new Error( 'index is out of range: ' + index ); + + } + + return this; + + } + + getComponent( index ) { + + switch ( index ) { + + case 0: return this.x; + case 1: return this.y; + case 2: return this.z; + default: throw new Error( 'index is out of range: ' + index ); + + } + + } + + clone() { + + return new this.constructor( this.x, this.y, this.z ); + + } + + copy( v ) { + + this.x = v.x; + this.y = v.y; + this.z = v.z; + + return this; + + } + + add( v ) { + + this.x += v.x; + this.y += v.y; + this.z += v.z; + + return this; + + } + + addScalar( s ) { + + this.x += s; + this.y += s; + this.z += s; + + return this; + + } + + addVectors( a, b ) { + + this.x = a.x + b.x; + this.y = a.y + b.y; + this.z = a.z + b.z; + + return this; + + } + + addScaledVector( v, s ) { + + this.x += v.x * s; + this.y += v.y * s; + this.z += v.z * s; + + return this; + + } + + sub( v ) { + + this.x -= v.x; + this.y -= v.y; + this.z -= v.z; + + return this; + + } + + subScalar( s ) { + + this.x -= s; + this.y -= s; + this.z -= s; + + return this; + + } + + subVectors( a, b ) { + + this.x = a.x - b.x; + this.y = a.y - b.y; + this.z = a.z - b.z; + + return this; + + } + + multiply( v ) { + + this.x *= v.x; + this.y *= v.y; + this.z *= v.z; + + return this; + + } + + multiplyScalar( scalar ) { + + this.x *= scalar; + this.y *= scalar; + this.z *= scalar; + + return this; + + } + + multiplyVectors( a, b ) { + + this.x = a.x * b.x; + this.y = a.y * b.y; + this.z = a.z * b.z; + + return this; + + } + + applyEuler( euler ) { + + return this.applyQuaternion( _quaternion.setFromEuler( euler ) ); + + } + + applyAxisAngle( axis, angle ) { + + return this.applyQuaternion( _quaternion.setFromAxisAngle( axis, angle ) ); + + } + + applyMatrix3( m ) { + + const x = this.x, y = this.y, z = this.z; + const e = m.elements; + + this.x = e[ 0 ] * x + e[ 3 ] * y + e[ 6 ] * z; + this.y = e[ 1 ] * x + e[ 4 ] * y + e[ 7 ] * z; + this.z = e[ 2 ] * x + e[ 5 ] * y + e[ 8 ] * z; + + return this; + + } + + applyNormalMatrix( m ) { + + return this.applyMatrix3( m ).normalize(); + + } + + applyMatrix4( m ) { + + const x = this.x, y = this.y, z = this.z; + const e = m.elements; + + const w = 1 / ( e[ 3 ] * x + e[ 7 ] * y + e[ 11 ] * z + e[ 15 ] ); + + this.x = ( e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z + e[ 12 ] ) * w; + this.y = ( e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z + e[ 13 ] ) * w; + this.z = ( e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ] ) * w; + + return this; + + } + + applyQuaternion( q ) { + + // quaternion q is assumed to have unit length + + const vx = this.x, vy = this.y, vz = this.z; + const qx = q.x, qy = q.y, qz = q.z, qw = q.w; + + // t = 2 * cross( q.xyz, v ); + const tx = 2 * ( qy * vz - qz * vy ); + const ty = 2 * ( qz * vx - qx * vz ); + const tz = 2 * ( qx * vy - qy * vx ); + + // v + q.w * t + cross( q.xyz, t ); + this.x = vx + qw * tx + qy * tz - qz * ty; + this.y = vy + qw * ty + qz * tx - qx * tz; + this.z = vz + qw * tz + qx * ty - qy * tx; + + return this; + + } + + project( camera ) { + + return this.applyMatrix4( camera.matrixWorldInverse ).applyMatrix4( camera.projectionMatrix ); + + } + + unproject( camera ) { + + return this.applyMatrix4( camera.projectionMatrixInverse ).applyMatrix4( camera.matrixWorld ); + + } + + transformDirection( m ) { + + // input: THREE.Matrix4 affine matrix + // vector interpreted as a direction + + const x = this.x, y = this.y, z = this.z; + const e = m.elements; + + this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z; + this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z; + this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z; + + return this.normalize(); + + } + + divide( v ) { + + this.x /= v.x; + this.y /= v.y; + this.z /= v.z; + + return this; + + } + + divideScalar( scalar ) { + + return this.multiplyScalar( 1 / scalar ); + + } + + min( v ) { + + this.x = Math.min( this.x, v.x ); + this.y = Math.min( this.y, v.y ); + this.z = Math.min( this.z, v.z ); + + return this; + + } + + max( v ) { + + this.x = Math.max( this.x, v.x ); + this.y = Math.max( this.y, v.y ); + this.z = Math.max( this.z, v.z ); + + return this; + + } + + clamp( min, max ) { + + // assumes min < max, componentwise + + this.x = Math.max( min.x, Math.min( max.x, this.x ) ); + this.y = Math.max( min.y, Math.min( max.y, this.y ) ); + this.z = Math.max( min.z, Math.min( max.z, this.z ) ); + + return this; + + } + + clampScalar( minVal, maxVal ) { + + this.x = Math.max( minVal, Math.min( maxVal, this.x ) ); + this.y = Math.max( minVal, Math.min( maxVal, this.y ) ); + this.z = Math.max( minVal, Math.min( maxVal, this.z ) ); + + return this; + + } + + clampLength( min, max ) { + + const length = this.length(); + + return this.divideScalar( length || 1 ).multiplyScalar( Math.max( min, Math.min( max, length ) ) ); + + } + + floor() { + + this.x = Math.floor( this.x ); + this.y = Math.floor( this.y ); + this.z = Math.floor( this.z ); + + return this; + + } + + ceil() { + + this.x = Math.ceil( this.x ); + this.y = Math.ceil( this.y ); + this.z = Math.ceil( this.z ); + + return this; + + } + + round() { + + this.x = Math.round( this.x ); + this.y = Math.round( this.y ); + this.z = Math.round( this.z ); + + return this; + + } + + roundToZero() { + + this.x = Math.trunc( this.x ); + this.y = Math.trunc( this.y ); + this.z = Math.trunc( this.z ); + + return this; + + } + + negate() { + + this.x = - this.x; + this.y = - this.y; + this.z = - this.z; + + return this; + + } + + dot( v ) { + + return this.x * v.x + this.y * v.y + this.z * v.z; + + } + + // TODO lengthSquared? + + lengthSq() { + + return this.x * this.x + this.y * this.y + this.z * this.z; + + } + + length() { + + return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z ); + + } + + manhattanLength() { + + return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z ); + + } + + normalize() { + + return this.divideScalar( this.length() || 1 ); + + } + + setLength( length ) { + + return this.normalize().multiplyScalar( length ); + + } + + lerp( v, alpha ) { + + this.x += ( v.x - this.x ) * alpha; + this.y += ( v.y - this.y ) * alpha; + this.z += ( v.z - this.z ) * alpha; + + return this; + + } + + lerpVectors( v1, v2, alpha ) { + + this.x = v1.x + ( v2.x - v1.x ) * alpha; + this.y = v1.y + ( v2.y - v1.y ) * alpha; + this.z = v1.z + ( v2.z - v1.z ) * alpha; + + return this; + + } + + cross( v ) { + + return this.crossVectors( this, v ); + + } + + crossVectors( a, b ) { + + const ax = a.x, ay = a.y, az = a.z; + const bx = b.x, by = b.y, bz = b.z; + + this.x = ay * bz - az * by; + this.y = az * bx - ax * bz; + this.z = ax * by - ay * bx; + + return this; + + } + + projectOnVector( v ) { + + const denominator = v.lengthSq(); + + if ( denominator === 0 ) return this.set( 0, 0, 0 ); + + const scalar = v.dot( this ) / denominator; + + return this.copy( v ).multiplyScalar( scalar ); + + } + + projectOnPlane( planeNormal ) { + + _vector.copy( this ).projectOnVector( planeNormal ); + + return this.sub( _vector ); + + } + + reflect( normal ) { + + // reflect incident vector off plane orthogonal to normal + // normal is assumed to have unit length + + return this.sub( _vector.copy( normal ).multiplyScalar( 2 * this.dot( normal ) ) ); + + } + + angleTo( v ) { + + const denominator = Math.sqrt( this.lengthSq() * v.lengthSq() ); + + if ( denominator === 0 ) return Math.PI / 2; + + const theta = this.dot( v ) / denominator; + + // clamp, to handle numerical problems + + return Math.acos( MathUtils.clamp( theta, - 1, 1 ) ); + + } + + distanceTo( v ) { + + return Math.sqrt( this.distanceToSquared( v ) ); + + } + + distanceToSquared( v ) { + + const dx = this.x - v.x, dy = this.y - v.y, dz = this.z - v.z; + + return dx * dx + dy * dy + dz * dz; + + } + + manhattanDistanceTo( v ) { + + return Math.abs( this.x - v.x ) + Math.abs( this.y - v.y ) + Math.abs( this.z - v.z ); + + } + + setFromSpherical( s ) { + + return this.setFromSphericalCoords( s.radius, s.phi, s.theta ); + + } + + setFromSphericalCoords( radius, phi, theta ) { + + const sinPhiRadius = Math.sin( phi ) * radius; + + this.x = sinPhiRadius * Math.sin( theta ); + this.y = Math.cos( phi ) * radius; + this.z = sinPhiRadius * Math.cos( theta ); + + return this; + + } + + setFromCylindrical( c ) { + + return this.setFromCylindricalCoords( c.radius, c.theta, c.y ); + + } + + setFromCylindricalCoords( radius, theta, y ) { + + this.x = radius * Math.sin( theta ); + this.y = y; + this.z = radius * Math.cos( theta ); + + return this; + + } + + setFromMatrixPosition( m ) { + + const e = m.elements; + + this.x = e[ 12 ]; + this.y = e[ 13 ]; + this.z = e[ 14 ]; + + return this; + + } + + setFromMatrixScale( m ) { + + const sx = this.setFromMatrixColumn( m, 0 ).length(); + const sy = this.setFromMatrixColumn( m, 1 ).length(); + const sz = this.setFromMatrixColumn( m, 2 ).length(); + + this.x = sx; + this.y = sy; + this.z = sz; + + return this; + + } + + setFromMatrixColumn( m, index ) { + + return this.fromArray( m.elements, index * 4 ); + + } + + setFromMatrix3Column( m, index ) { + + return this.fromArray( m.elements, index * 3 ); + + } + + setFromEuler( e ) { + + this.x = e._x; + this.y = e._y; + this.z = e._z; + + return this; + + } + + setFromColor( c ) { + + this.x = c.r; + this.y = c.g; + this.z = c.b; + + return this; + + } + + equals( v ) { + + return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) ); + + } + + fromArray( array, offset = 0 ) { + + this.x = array[ offset ]; + this.y = array[ offset + 1 ]; + this.z = array[ offset + 2 ]; + + return this; + + } + + toArray( array = [], offset = 0 ) { + + array[ offset ] = this.x; + array[ offset + 1 ] = this.y; + array[ offset + 2 ] = this.z; + + return array; + + } + + fromBufferAttribute( attribute, index ) { + + this.x = attribute.getX( index ); + this.y = attribute.getY( index ); + this.z = attribute.getZ( index ); + + return this; + + } + + random() { + + this.x = Math.random(); + this.y = Math.random(); + this.z = Math.random(); + + return this; + + } + + randomDirection() { + + // Derived from https://mathworld.wolfram.com/SpherePointPicking.html + + const u = ( Math.random() - 0.5 ) * 2; + const t = Math.random() * Math.PI * 2; + const f = Math.sqrt( 1 - u ** 2 ); + + this.x = f * Math.cos( t ); + this.y = f * Math.sin( t ); + this.z = u; + + return this; + + } + + *[ Symbol.iterator ]() { + + yield this.x; + yield this.y; + yield this.z; + + } + +} + +const _vector = /*@__PURE__*/ new Vector3(); +const _quaternion = /*@__PURE__*/ new Quaternion(); + +export { Vector3 }; diff --git a/libs/three/src/math/Vector4.js b/libs/three/src/math/Vector4.js new file mode 100644 index 000000000..3bdd4c4d4 --- /dev/null +++ b/libs/three/src/math/Vector4.js @@ -0,0 +1,644 @@ +class Vector4 { + + constructor( x = 0, y = 0, z = 0, w = 1 ) { + + Vector4.prototype.isVector4 = true; + + this.x = x; + this.y = y; + this.z = z; + this.w = w; + + } + + get width() { + + return this.z; + + } + + set width( value ) { + + this.z = value; + + } + + get height() { + + return this.w; + + } + + set height( value ) { + + this.w = value; + + } + + set( x, y, z, w ) { + + this.x = x; + this.y = y; + this.z = z; + this.w = w; + + return this; + + } + + setScalar( scalar ) { + + this.x = scalar; + this.y = scalar; + this.z = scalar; + this.w = scalar; + + return this; + + } + + setX( x ) { + + this.x = x; + + return this; + + } + + setY( y ) { + + this.y = y; + + return this; + + } + + setZ( z ) { + + this.z = z; + + return this; + + } + + setW( w ) { + + this.w = w; + + return this; + + } + + setComponent( index, value ) { + + switch ( index ) { + + case 0: this.x = value; break; + case 1: this.y = value; break; + case 2: this.z = value; break; + case 3: this.w = value; break; + default: throw new Error( 'index is out of range: ' + index ); + + } + + return this; + + } + + getComponent( index ) { + + switch ( index ) { + + case 0: return this.x; + case 1: return this.y; + case 2: return this.z; + case 3: return this.w; + default: throw new Error( 'index is out of range: ' + index ); + + } + + } + + clone() { + + return new this.constructor( this.x, this.y, this.z, this.w ); + + } + + copy( v ) { + + this.x = v.x; + this.y = v.y; + this.z = v.z; + this.w = ( v.w !== undefined ) ? v.w : 1; + + return this; + + } + + add( v ) { + + this.x += v.x; + this.y += v.y; + this.z += v.z; + this.w += v.w; + + return this; + + } + + addScalar( s ) { + + this.x += s; + this.y += s; + this.z += s; + this.w += s; + + return this; + + } + + addVectors( a, b ) { + + this.x = a.x + b.x; + this.y = a.y + b.y; + this.z = a.z + b.z; + this.w = a.w + b.w; + + return this; + + } + + addScaledVector( v, s ) { + + this.x += v.x * s; + this.y += v.y * s; + this.z += v.z * s; + this.w += v.w * s; + + return this; + + } + + sub( v ) { + + this.x -= v.x; + this.y -= v.y; + this.z -= v.z; + this.w -= v.w; + + return this; + + } + + subScalar( s ) { + + this.x -= s; + this.y -= s; + this.z -= s; + this.w -= s; + + return this; + + } + + subVectors( a, b ) { + + this.x = a.x - b.x; + this.y = a.y - b.y; + this.z = a.z - b.z; + this.w = a.w - b.w; + + return this; + + } + + multiply( v ) { + + this.x *= v.x; + this.y *= v.y; + this.z *= v.z; + this.w *= v.w; + + return this; + + } + + multiplyScalar( scalar ) { + + this.x *= scalar; + this.y *= scalar; + this.z *= scalar; + this.w *= scalar; + + return this; + + } + + applyMatrix4( m ) { + + const x = this.x, y = this.y, z = this.z, w = this.w; + const e = m.elements; + + this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z + e[ 12 ] * w; + this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z + e[ 13 ] * w; + this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ] * w; + this.w = e[ 3 ] * x + e[ 7 ] * y + e[ 11 ] * z + e[ 15 ] * w; + + return this; + + } + + divideScalar( scalar ) { + + return this.multiplyScalar( 1 / scalar ); + + } + + setAxisAngleFromQuaternion( q ) { + + // http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToAngle/index.htm + + // q is assumed to be normalized + + this.w = 2 * Math.acos( q.w ); + + const s = Math.sqrt( 1 - q.w * q.w ); + + if ( s < 0.0001 ) { + + this.x = 1; + this.y = 0; + this.z = 0; + + } else { + + this.x = q.x / s; + this.y = q.y / s; + this.z = q.z / s; + + } + + return this; + + } + + setAxisAngleFromRotationMatrix( m ) { + + // http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToAngle/index.htm + + // assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled) + + let angle, x, y, z; // variables for result + const epsilon = 0.01, // margin to allow for rounding errors + epsilon2 = 0.1, // margin to distinguish between 0 and 180 degrees + + te = m.elements, + + m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ], + m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ], + m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ]; + + if ( ( Math.abs( m12 - m21 ) < epsilon ) && + ( Math.abs( m13 - m31 ) < epsilon ) && + ( Math.abs( m23 - m32 ) < epsilon ) ) { + + // singularity found + // first check for identity matrix which must have +1 for all terms + // in leading diagonal and zero in other terms + + if ( ( Math.abs( m12 + m21 ) < epsilon2 ) && + ( Math.abs( m13 + m31 ) < epsilon2 ) && + ( Math.abs( m23 + m32 ) < epsilon2 ) && + ( Math.abs( m11 + m22 + m33 - 3 ) < epsilon2 ) ) { + + // this singularity is identity matrix so angle = 0 + + this.set( 1, 0, 0, 0 ); + + return this; // zero angle, arbitrary axis + + } + + // otherwise this singularity is angle = 180 + + angle = Math.PI; + + const xx = ( m11 + 1 ) / 2; + const yy = ( m22 + 1 ) / 2; + const zz = ( m33 + 1 ) / 2; + const xy = ( m12 + m21 ) / 4; + const xz = ( m13 + m31 ) / 4; + const yz = ( m23 + m32 ) / 4; + + if ( ( xx > yy ) && ( xx > zz ) ) { + + // m11 is the largest diagonal term + + if ( xx < epsilon ) { + + x = 0; + y = 0.707106781; + z = 0.707106781; + + } else { + + x = Math.sqrt( xx ); + y = xy / x; + z = xz / x; + + } + + } else if ( yy > zz ) { + + // m22 is the largest diagonal term + + if ( yy < epsilon ) { + + x = 0.707106781; + y = 0; + z = 0.707106781; + + } else { + + y = Math.sqrt( yy ); + x = xy / y; + z = yz / y; + + } + + } else { + + // m33 is the largest diagonal term so base result on this + + if ( zz < epsilon ) { + + x = 0.707106781; + y = 0.707106781; + z = 0; + + } else { + + z = Math.sqrt( zz ); + x = xz / z; + y = yz / z; + + } + + } + + this.set( x, y, z, angle ); + + return this; // return 180 deg rotation + + } + + // as we have reached here there are no singularities so we can handle normally + + let s = Math.sqrt( ( m32 - m23 ) * ( m32 - m23 ) + + ( m13 - m31 ) * ( m13 - m31 ) + + ( m21 - m12 ) * ( m21 - m12 ) ); // used to normalize + + if ( Math.abs( s ) < 0.001 ) s = 1; + + // prevent divide by zero, should not happen if matrix is orthogonal and should be + // caught by singularity test above, but I've left it in just in case + + this.x = ( m32 - m23 ) / s; + this.y = ( m13 - m31 ) / s; + this.z = ( m21 - m12 ) / s; + this.w = Math.acos( ( m11 + m22 + m33 - 1 ) / 2 ); + + return this; + + } + + min( v ) { + + this.x = Math.min( this.x, v.x ); + this.y = Math.min( this.y, v.y ); + this.z = Math.min( this.z, v.z ); + this.w = Math.min( this.w, v.w ); + + return this; + + } + + max( v ) { + + this.x = Math.max( this.x, v.x ); + this.y = Math.max( this.y, v.y ); + this.z = Math.max( this.z, v.z ); + this.w = Math.max( this.w, v.w ); + + return this; + + } + + clamp( min, max ) { + + // assumes min < max, componentwise + + this.x = Math.max( min.x, Math.min( max.x, this.x ) ); + this.y = Math.max( min.y, Math.min( max.y, this.y ) ); + this.z = Math.max( min.z, Math.min( max.z, this.z ) ); + this.w = Math.max( min.w, Math.min( max.w, this.w ) ); + + return this; + + } + + clampScalar( minVal, maxVal ) { + + this.x = Math.max( minVal, Math.min( maxVal, this.x ) ); + this.y = Math.max( minVal, Math.min( maxVal, this.y ) ); + this.z = Math.max( minVal, Math.min( maxVal, this.z ) ); + this.w = Math.max( minVal, Math.min( maxVal, this.w ) ); + + return this; + + } + + clampLength( min, max ) { + + const length = this.length(); + + return this.divideScalar( length || 1 ).multiplyScalar( Math.max( min, Math.min( max, length ) ) ); + + } + + floor() { + + this.x = Math.floor( this.x ); + this.y = Math.floor( this.y ); + this.z = Math.floor( this.z ); + this.w = Math.floor( this.w ); + + return this; + + } + + ceil() { + + this.x = Math.ceil( this.x ); + this.y = Math.ceil( this.y ); + this.z = Math.ceil( this.z ); + this.w = Math.ceil( this.w ); + + return this; + + } + + round() { + + this.x = Math.round( this.x ); + this.y = Math.round( this.y ); + this.z = Math.round( this.z ); + this.w = Math.round( this.w ); + + return this; + + } + + roundToZero() { + + this.x = Math.trunc( this.x ); + this.y = Math.trunc( this.y ); + this.z = Math.trunc( this.z ); + this.w = Math.trunc( this.w ); + + return this; + + } + + negate() { + + this.x = - this.x; + this.y = - this.y; + this.z = - this.z; + this.w = - this.w; + + return this; + + } + + dot( v ) { + + return this.x * v.x + this.y * v.y + this.z * v.z + this.w * v.w; + + } + + lengthSq() { + + return this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w; + + } + + length() { + + return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w ); + + } + + manhattanLength() { + + return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z ) + Math.abs( this.w ); + + } + + normalize() { + + return this.divideScalar( this.length() || 1 ); + + } + + setLength( length ) { + + return this.normalize().multiplyScalar( length ); + + } + + lerp( v, alpha ) { + + this.x += ( v.x - this.x ) * alpha; + this.y += ( v.y - this.y ) * alpha; + this.z += ( v.z - this.z ) * alpha; + this.w += ( v.w - this.w ) * alpha; + + return this; + + } + + lerpVectors( v1, v2, alpha ) { + + this.x = v1.x + ( v2.x - v1.x ) * alpha; + this.y = v1.y + ( v2.y - v1.y ) * alpha; + this.z = v1.z + ( v2.z - v1.z ) * alpha; + this.w = v1.w + ( v2.w - v1.w ) * alpha; + + return this; + + } + + equals( v ) { + + return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) && ( v.w === this.w ) ); + + } + + fromArray( array, offset = 0 ) { + + this.x = array[ offset ]; + this.y = array[ offset + 1 ]; + this.z = array[ offset + 2 ]; + this.w = array[ offset + 3 ]; + + return this; + + } + + toArray( array = [], offset = 0 ) { + + array[ offset ] = this.x; + array[ offset + 1 ] = this.y; + array[ offset + 2 ] = this.z; + array[ offset + 3 ] = this.w; + + return array; + + } + + fromBufferAttribute( attribute, index ) { + + this.x = attribute.getX( index ); + this.y = attribute.getY( index ); + this.z = attribute.getZ( index ); + this.w = attribute.getW( index ); + + return this; + + } + + random() { + + this.x = Math.random(); + this.y = Math.random(); + this.z = Math.random(); + this.w = Math.random(); + + return this; + + } + + *[ Symbol.iterator ]() { + + yield this.x; + yield this.y; + yield this.z; + yield this.w; + + } + +} + +export { Vector4 }; diff --git a/libs/three/src/math/interpolants/CubicInterpolant.js b/libs/three/src/math/interpolants/CubicInterpolant.js new file mode 100644 index 000000000..14c9b58f0 --- /dev/null +++ b/libs/three/src/math/interpolants/CubicInterpolant.js @@ -0,0 +1,150 @@ +import { ZeroCurvatureEnding, WrapAroundEnding, ZeroSlopeEnding } from '../../constants.js'; +import { Interpolant } from '../Interpolant.js'; + +/** + * Fast and simple cubic spline interpolant. + * + * It was derived from a Hermitian construction setting the first derivative + * at each sample position to the linear slope between neighboring positions + * over their parameter interval. + */ + +class CubicInterpolant extends Interpolant { + + constructor( parameterPositions, sampleValues, sampleSize, resultBuffer ) { + + super( parameterPositions, sampleValues, sampleSize, resultBuffer ); + + this._weightPrev = - 0; + this._offsetPrev = - 0; + this._weightNext = - 0; + this._offsetNext = - 0; + + this.DefaultSettings_ = { + + endingStart: ZeroCurvatureEnding, + endingEnd: ZeroCurvatureEnding + + }; + + } + + intervalChanged_( i1, t0, t1 ) { + + const pp = this.parameterPositions; + let iPrev = i1 - 2, + iNext = i1 + 1, + + tPrev = pp[ iPrev ], + tNext = pp[ iNext ]; + + if ( tPrev === undefined ) { + + switch ( this.getSettings_().endingStart ) { + + case ZeroSlopeEnding: + + // f'(t0) = 0 + iPrev = i1; + tPrev = 2 * t0 - t1; + + break; + + case WrapAroundEnding: + + // use the other end of the curve + iPrev = pp.length - 2; + tPrev = t0 + pp[ iPrev ] - pp[ iPrev + 1 ]; + + break; + + default: // ZeroCurvatureEnding + + // f''(t0) = 0 a.k.a. Natural Spline + iPrev = i1; + tPrev = t1; + + } + + } + + if ( tNext === undefined ) { + + switch ( this.getSettings_().endingEnd ) { + + case ZeroSlopeEnding: + + // f'(tN) = 0 + iNext = i1; + tNext = 2 * t1 - t0; + + break; + + case WrapAroundEnding: + + // use the other end of the curve + iNext = 1; + tNext = t1 + pp[ 1 ] - pp[ 0 ]; + + break; + + default: // ZeroCurvatureEnding + + // f''(tN) = 0, a.k.a. Natural Spline + iNext = i1 - 1; + tNext = t0; + + } + + } + + const halfDt = ( t1 - t0 ) * 0.5, + stride = this.valueSize; + + this._weightPrev = halfDt / ( t0 - tPrev ); + this._weightNext = halfDt / ( tNext - t1 ); + this._offsetPrev = iPrev * stride; + this._offsetNext = iNext * stride; + + } + + interpolate_( i1, t0, t, t1 ) { + + const result = this.resultBuffer, + values = this.sampleValues, + stride = this.valueSize, + + o1 = i1 * stride, o0 = o1 - stride, + oP = this._offsetPrev, oN = this._offsetNext, + wP = this._weightPrev, wN = this._weightNext, + + p = ( t - t0 ) / ( t1 - t0 ), + pp = p * p, + ppp = pp * p; + + // evaluate polynomials + + const sP = - wP * ppp + 2 * wP * pp - wP * p; + const s0 = ( 1 + wP ) * ppp + ( - 1.5 - 2 * wP ) * pp + ( - 0.5 + wP ) * p + 1; + const s1 = ( - 1 - wN ) * ppp + ( 1.5 + wN ) * pp + 0.5 * p; + const sN = wN * ppp - wN * pp; + + // combine data linearly + + for ( let i = 0; i !== stride; ++ i ) { + + result[ i ] = + sP * values[ oP + i ] + + s0 * values[ o0 + i ] + + s1 * values[ o1 + i ] + + sN * values[ oN + i ]; + + } + + return result; + + } + +} + +export { CubicInterpolant }; diff --git a/libs/three/src/math/interpolants/DiscreteInterpolant.js b/libs/three/src/math/interpolants/DiscreteInterpolant.js new file mode 100644 index 000000000..993312131 --- /dev/null +++ b/libs/three/src/math/interpolants/DiscreteInterpolant.js @@ -0,0 +1,26 @@ +import { Interpolant } from '../Interpolant.js'; + +/** + * + * Interpolant that evaluates to the sample value at the position preceding + * the parameter. + */ + +class DiscreteInterpolant extends Interpolant { + + constructor( parameterPositions, sampleValues, sampleSize, resultBuffer ) { + + super( parameterPositions, sampleValues, sampleSize, resultBuffer ); + + } + + interpolate_( i1 /*, t0, t, t1 */ ) { + + return this.copySampleValue_( i1 - 1 ); + + } + +} + + +export { DiscreteInterpolant }; diff --git a/libs/three/src/math/interpolants/LinearInterpolant.js b/libs/three/src/math/interpolants/LinearInterpolant.js new file mode 100644 index 000000000..dae736e2f --- /dev/null +++ b/libs/three/src/math/interpolants/LinearInterpolant.js @@ -0,0 +1,38 @@ +import { Interpolant } from '../Interpolant.js'; + +class LinearInterpolant extends Interpolant { + + constructor( parameterPositions, sampleValues, sampleSize, resultBuffer ) { + + super( parameterPositions, sampleValues, sampleSize, resultBuffer ); + + } + + interpolate_( i1, t0, t, t1 ) { + + const result = this.resultBuffer, + values = this.sampleValues, + stride = this.valueSize, + + offset1 = i1 * stride, + offset0 = offset1 - stride, + + weight1 = ( t - t0 ) / ( t1 - t0 ), + weight0 = 1 - weight1; + + for ( let i = 0; i !== stride; ++ i ) { + + result[ i ] = + values[ offset0 + i ] * weight0 + + values[ offset1 + i ] * weight1; + + } + + return result; + + } + +} + + +export { LinearInterpolant }; diff --git a/libs/three/src/math/interpolants/QuaternionLinearInterpolant.js b/libs/three/src/math/interpolants/QuaternionLinearInterpolant.js new file mode 100644 index 000000000..3b8bd4f22 --- /dev/null +++ b/libs/three/src/math/interpolants/QuaternionLinearInterpolant.js @@ -0,0 +1,39 @@ +import { Interpolant } from '../Interpolant.js'; +import { Quaternion } from '../Quaternion.js'; + +/** + * Spherical linear unit quaternion interpolant. + */ + +class QuaternionLinearInterpolant extends Interpolant { + + constructor( parameterPositions, sampleValues, sampleSize, resultBuffer ) { + + super( parameterPositions, sampleValues, sampleSize, resultBuffer ); + + } + + interpolate_( i1, t0, t, t1 ) { + + const result = this.resultBuffer, + values = this.sampleValues, + stride = this.valueSize, + + alpha = ( t - t0 ) / ( t1 - t0 ); + + let offset = i1 * stride; + + for ( let end = offset + stride; offset !== end; offset += 4 ) { + + Quaternion.slerpFlat( result, 0, values, offset - stride, values, offset, alpha ); + + } + + return result; + + } + +} + + +export { QuaternionLinearInterpolant }; diff --git a/libs/three/src/objects/BatchedMesh.js b/libs/three/src/objects/BatchedMesh.js new file mode 100644 index 000000000..779a5df00 --- /dev/null +++ b/libs/three/src/objects/BatchedMesh.js @@ -0,0 +1,1020 @@ +import { BufferAttribute } from '../core/BufferAttribute.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { DataTexture } from '../textures/DataTexture.js'; +import { FloatType } from '../constants.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Mesh } from './Mesh.js'; +import { RGBAFormat } from '../constants.js'; +import { Box3 } from '../math/Box3.js'; +import { Sphere } from '../math/Sphere.js'; +import { Frustum } from '../math/Frustum.js'; +import { WebGLCoordinateSystem } from '../constants.js'; +import { WebGPUCoordinateSystem } from '../constants.js'; +import { Vector3 } from '../math/Vector3.js'; + +function sortOpaque( a, b ) { + + return a.z - b.z; + +} + +function sortTransparent( a, b ) { + + return b.z - a.z; + +} + +class MultiDrawRenderList { + + constructor() { + + this.index = 0; + this.pool = []; + this.list = []; + + } + + push( drawRange, z ) { + + const pool = this.pool; + const list = this.list; + if ( this.index >= pool.length ) { + + pool.push( { + + start: - 1, + count: - 1, + z: - 1, + + } ); + + } + + const item = pool[ this.index ]; + list.push( item ); + this.index ++; + + item.start = drawRange.start; + item.count = drawRange.count; + item.z = z; + + } + + reset() { + + this.list.length = 0; + this.index = 0; + + } + +} + +const ID_ATTR_NAME = 'batchId'; +const _matrix = /*@__PURE__*/ new Matrix4(); +const _invMatrixWorld = /*@__PURE__*/ new Matrix4(); +const _identityMatrix = /*@__PURE__*/ new Matrix4(); +const _projScreenMatrix = /*@__PURE__*/ new Matrix4(); +const _frustum = /*@__PURE__*/ new Frustum(); +const _box = /*@__PURE__*/ new Box3(); +const _sphere = /*@__PURE__*/ new Sphere(); +const _vector = /*@__PURE__*/ new Vector3(); +const _renderList = /*@__PURE__*/ new MultiDrawRenderList(); +const _mesh = /*@__PURE__*/ new Mesh(); +const _batchIntersects = []; + +// @TODO: SkinnedMesh support? +// @TODO: geometry.groups support? +// @TODO: geometry.drawRange support? +// @TODO: geometry.morphAttributes support? +// @TODO: Support uniform parameter per geometry +// @TODO: Add an "optimize" function to pack geometry and remove data gaps + +// copies data from attribute "src" into "target" starting at "targetOffset" +function copyAttributeData( src, target, targetOffset = 0 ) { + + const itemSize = target.itemSize; + if ( src.isInterleavedBufferAttribute || src.array.constructor !== target.array.constructor ) { + + // use the component getters and setters if the array data cannot + // be copied directly + const vertexCount = src.count; + for ( let i = 0; i < vertexCount; i ++ ) { + + for ( let c = 0; c < itemSize; c ++ ) { + + target.setComponent( i + targetOffset, c, src.getComponent( i, c ) ); + + } + + } + + } else { + + // faster copy approach using typed array set function + target.array.set( src.array, targetOffset * itemSize ); + + } + + target.needsUpdate = true; + +} + +class BatchedMesh extends Mesh { + + get maxGeometryCount() { + + return this._maxGeometryCount; + + } + + constructor( maxGeometryCount, maxVertexCount, maxIndexCount = maxVertexCount * 2, material ) { + + super( new BufferGeometry(), material ); + + this.isBatchedMesh = true; + this.perObjectFrustumCulled = true; + this.sortObjects = true; + this.boundingBox = null; + this.boundingSphere = null; + this.customSort = null; + + this._drawRanges = []; + this._reservedRanges = []; + + this._visibility = []; + this._active = []; + this._bounds = []; + + this._maxGeometryCount = maxGeometryCount; + this._maxVertexCount = maxVertexCount; + this._maxIndexCount = maxIndexCount; + + this._geometryInitialized = false; + this._geometryCount = 0; + this._multiDrawCounts = new Int32Array( maxGeometryCount ); + this._multiDrawStarts = new Int32Array( maxGeometryCount ); + this._multiDrawCount = 0; + this._visibilityChanged = true; + + // Local matrix per geometry by using data texture + this._matricesTexture = null; + + this._initMatricesTexture(); + + } + + _initMatricesTexture() { + + // layout (1 matrix = 4 pixels) + // RGBA RGBA RGBA RGBA (=> column1, column2, column3, column4) + // with 8x8 pixel texture max 16 matrices * 4 pixels = (8 * 8) + // 16x16 pixel texture max 64 matrices * 4 pixels = (16 * 16) + // 32x32 pixel texture max 256 matrices * 4 pixels = (32 * 32) + // 64x64 pixel texture max 1024 matrices * 4 pixels = (64 * 64) + + let size = Math.sqrt( this._maxGeometryCount * 4 ); // 4 pixels needed for 1 matrix + size = Math.ceil( size / 4 ) * 4; + size = Math.max( size, 4 ); + + const matricesArray = new Float32Array( size * size * 4 ); // 4 floats per RGBA pixel + const matricesTexture = new DataTexture( matricesArray, size, size, RGBAFormat, FloatType ); + + this._matricesTexture = matricesTexture; + + } + + _initializeGeometry( reference ) { + + const geometry = this.geometry; + const maxVertexCount = this._maxVertexCount; + const maxGeometryCount = this._maxGeometryCount; + const maxIndexCount = this._maxIndexCount; + if ( this._geometryInitialized === false ) { + + for ( const attributeName in reference.attributes ) { + + const srcAttribute = reference.getAttribute( attributeName ); + const { array, itemSize, normalized } = srcAttribute; + + const dstArray = new array.constructor( maxVertexCount * itemSize ); + const dstAttribute = new srcAttribute.constructor( dstArray, itemSize, normalized ); + dstAttribute.setUsage( srcAttribute.usage ); + + geometry.setAttribute( attributeName, dstAttribute ); + + } + + if ( reference.getIndex() !== null ) { + + const indexArray = maxVertexCount > 65536 + ? new Uint32Array( maxIndexCount ) + : new Uint16Array( maxIndexCount ); + + geometry.setIndex( new BufferAttribute( indexArray, 1 ) ); + + } + + const idArray = maxGeometryCount > 65536 + ? new Uint32Array( maxVertexCount ) + : new Uint16Array( maxVertexCount ); + geometry.setAttribute( ID_ATTR_NAME, new BufferAttribute( idArray, 1 ) ); + + this._geometryInitialized = true; + + } + + } + + // Make sure the geometry is compatible with the existing combined geometry atributes + _validateGeometry( geometry ) { + + // check that the geometry doesn't have a version of our reserved id attribute + if ( geometry.getAttribute( ID_ATTR_NAME ) ) { + + throw new Error( `BatchedMesh: Geometry cannot use attribute "${ ID_ATTR_NAME }"` ); + + } + + // check to ensure the geometries are using consistent attributes and indices + const batchGeometry = this.geometry; + if ( Boolean( geometry.getIndex() ) !== Boolean( batchGeometry.getIndex() ) ) { + + throw new Error( 'BatchedMesh: All geometries must consistently have "index".' ); + + } + + for ( const attributeName in batchGeometry.attributes ) { + + if ( attributeName === ID_ATTR_NAME ) { + + continue; + + } + + if ( ! geometry.hasAttribute( attributeName ) ) { + + throw new Error( `BatchedMesh: Added geometry missing "${ attributeName }". All geometries must have consistent attributes.` ); + + } + + const srcAttribute = geometry.getAttribute( attributeName ); + const dstAttribute = batchGeometry.getAttribute( attributeName ); + if ( srcAttribute.itemSize !== dstAttribute.itemSize || srcAttribute.normalized !== dstAttribute.normalized ) { + + throw new Error( 'BatchedMesh: All attributes must have a consistent itemSize and normalized value.' ); + + } + + } + + } + + setCustomSort( func ) { + + this.customSort = func; + return this; + + } + + computeBoundingBox() { + + if ( this.boundingBox === null ) { + + this.boundingBox = new Box3(); + + } + + const geometryCount = this._geometryCount; + const boundingBox = this.boundingBox; + const active = this._active; + + boundingBox.makeEmpty(); + for ( let i = 0; i < geometryCount; i ++ ) { + + if ( active[ i ] === false ) continue; + + this.getMatrixAt( i, _matrix ); + this.getBoundingBoxAt( i, _box ).applyMatrix4( _matrix ); + boundingBox.union( _box ); + + } + + } + + computeBoundingSphere() { + + if ( this.boundingSphere === null ) { + + this.boundingSphere = new Sphere(); + + } + + const geometryCount = this._geometryCount; + const boundingSphere = this.boundingSphere; + const active = this._active; + + boundingSphere.makeEmpty(); + for ( let i = 0; i < geometryCount; i ++ ) { + + if ( active[ i ] === false ) continue; + + this.getMatrixAt( i, _matrix ); + this.getBoundingSphereAt( i, _sphere ).applyMatrix4( _matrix ); + boundingSphere.union( _sphere ); + + } + + } + + addGeometry( geometry, vertexCount = - 1, indexCount = - 1 ) { + + this._initializeGeometry( geometry ); + + this._validateGeometry( geometry ); + + // ensure we're not over geometry + if ( this._geometryCount >= this._maxGeometryCount ) { + + throw new Error( 'BatchedMesh: Maximum geometry count reached.' ); + + } + + // get the necessary range fo the geometry + const reservedRange = { + vertexStart: - 1, + vertexCount: - 1, + indexStart: - 1, + indexCount: - 1, + }; + + let lastRange = null; + const reservedRanges = this._reservedRanges; + const drawRanges = this._drawRanges; + const bounds = this._bounds; + if ( this._geometryCount !== 0 ) { + + lastRange = reservedRanges[ reservedRanges.length - 1 ]; + + } + + if ( vertexCount === - 1 ) { + + reservedRange.vertexCount = geometry.getAttribute( 'position' ).count; + + } else { + + reservedRange.vertexCount = vertexCount; + + } + + if ( lastRange === null ) { + + reservedRange.vertexStart = 0; + + } else { + + reservedRange.vertexStart = lastRange.vertexStart + lastRange.vertexCount; + + } + + const index = geometry.getIndex(); + const hasIndex = index !== null; + if ( hasIndex ) { + + if ( indexCount === - 1 ) { + + reservedRange.indexCount = index.count; + + } else { + + reservedRange.indexCount = indexCount; + + } + + if ( lastRange === null ) { + + reservedRange.indexStart = 0; + + } else { + + reservedRange.indexStart = lastRange.indexStart + lastRange.indexCount; + + } + + } + + if ( + reservedRange.indexStart !== - 1 && + reservedRange.indexStart + reservedRange.indexCount > this._maxIndexCount || + reservedRange.vertexStart + reservedRange.vertexCount > this._maxVertexCount + ) { + + throw new Error( 'BatchedMesh: Reserved space request exceeds the maximum buffer size.' ); + + } + + const visibility = this._visibility; + const active = this._active; + const matricesTexture = this._matricesTexture; + const matricesArray = this._matricesTexture.image.data; + + // push new visibility states + visibility.push( true ); + active.push( true ); + + // update id + const geometryId = this._geometryCount; + this._geometryCount ++; + + // initialize matrix information + _identityMatrix.toArray( matricesArray, geometryId * 16 ); + matricesTexture.needsUpdate = true; + + // add the reserved range and draw range objects + reservedRanges.push( reservedRange ); + drawRanges.push( { + start: hasIndex ? reservedRange.indexStart : reservedRange.vertexStart, + count: - 1 + } ); + bounds.push( { + boxInitialized: false, + box: new Box3(), + + sphereInitialized: false, + sphere: new Sphere() + } ); + + // set the id for the geometry + const idAttribute = this.geometry.getAttribute( ID_ATTR_NAME ); + for ( let i = 0; i < reservedRange.vertexCount; i ++ ) { + + idAttribute.setX( reservedRange.vertexStart + i, geometryId ); + + } + + idAttribute.needsUpdate = true; + + // update the geometry + this.setGeometryAt( geometryId, geometry ); + + return geometryId; + + } + + setGeometryAt( id, geometry ) { + + if ( id >= this._geometryCount ) { + + throw new Error( 'BatchedMesh: Maximum geometry count reached.' ); + + } + + this._validateGeometry( geometry ); + + const batchGeometry = this.geometry; + const hasIndex = batchGeometry.getIndex() !== null; + const dstIndex = batchGeometry.getIndex(); + const srcIndex = geometry.getIndex(); + const reservedRange = this._reservedRanges[ id ]; + if ( + hasIndex && + srcIndex.count > reservedRange.indexCount || + geometry.attributes.position.count > reservedRange.vertexCount + ) { + + throw new Error( 'BatchedMesh: Reserved space not large enough for provided geometry.' ); + + } + + // copy geometry over + const vertexStart = reservedRange.vertexStart; + const vertexCount = reservedRange.vertexCount; + for ( const attributeName in batchGeometry.attributes ) { + + if ( attributeName === ID_ATTR_NAME ) { + + continue; + + } + + // copy attribute data + const srcAttribute = geometry.getAttribute( attributeName ); + const dstAttribute = batchGeometry.getAttribute( attributeName ); + copyAttributeData( srcAttribute, dstAttribute, vertexStart ); + + // fill the rest in with zeroes + const itemSize = srcAttribute.itemSize; + for ( let i = srcAttribute.count, l = vertexCount; i < l; i ++ ) { + + const index = vertexStart + i; + for ( let c = 0; c < itemSize; c ++ ) { + + dstAttribute.setComponent( index, c, 0 ); + + } + + } + + dstAttribute.needsUpdate = true; + + } + + // copy index + if ( hasIndex ) { + + const indexStart = reservedRange.indexStart; + + // copy index data over + for ( let i = 0; i < srcIndex.count; i ++ ) { + + dstIndex.setX( indexStart + i, vertexStart + srcIndex.getX( i ) ); + + } + + // fill the rest in with zeroes + for ( let i = srcIndex.count, l = reservedRange.indexCount; i < l; i ++ ) { + + dstIndex.setX( indexStart + i, vertexStart ); + + } + + dstIndex.needsUpdate = true; + + } + + // store the bounding boxes + const bound = this._bounds[ id ]; + if ( geometry.boundingBox !== null ) { + + bound.box.copy( geometry.boundingBox ); + bound.boxInitialized = true; + + } else { + + bound.boxInitialized = false; + + } + + if ( geometry.boundingSphere !== null ) { + + bound.sphere.copy( geometry.boundingSphere ); + bound.sphereInitialized = true; + + } else { + + bound.sphereInitialized = false; + + } + + // set drawRange count + const drawRange = this._drawRanges[ id ]; + const posAttr = geometry.getAttribute( 'position' ); + drawRange.count = hasIndex ? srcIndex.count : posAttr.count; + this._visibilityChanged = true; + + return id; + + } + + deleteGeometry( geometryId ) { + + // Note: User needs to call optimize() afterward to pack the data. + + const active = this._active; + if ( geometryId >= active.length || active[ geometryId ] === false ) { + + return this; + + } + + active[ geometryId ] = false; + this._visibilityChanged = true; + + return this; + + } + + // get bounding box and compute it if it doesn't exist + getBoundingBoxAt( id, target ) { + + const active = this._active; + if ( active[ id ] === false ) { + + return this; + + } + + // compute bounding box + const bound = this._bounds[ id ]; + const box = bound.box; + const geometry = this.geometry; + if ( bound.boxInitialized === false ) { + + box.makeEmpty(); + + const index = geometry.index; + const position = geometry.attributes.position; + const drawRange = this._drawRanges[ id ]; + for ( let i = drawRange.start, l = drawRange.start + drawRange.count; i < l; i ++ ) { + + let iv = i; + if ( index ) { + + iv = index.getX( iv ); + + } + + box.expandByPoint( _vector.fromBufferAttribute( position, iv ) ); + + } + + bound.boxInitialized = true; + + } + + target.copy( box ); + return target; + + } + + // get bounding sphere and compute it if it doesn't exist + getBoundingSphereAt( id, target ) { + + const active = this._active; + if ( active[ id ] === false ) { + + return this; + + } + + // compute bounding sphere + const bound = this._bounds[ id ]; + const sphere = bound.sphere; + const geometry = this.geometry; + if ( bound.sphereInitialized === false ) { + + sphere.makeEmpty(); + + this.getBoundingBoxAt( id, _box ); + _box.getCenter( sphere.center ); + + const index = geometry.index; + const position = geometry.attributes.position; + const drawRange = this._drawRanges[ id ]; + + let maxRadiusSq = 0; + for ( let i = drawRange.start, l = drawRange.start + drawRange.count; i < l; i ++ ) { + + let iv = i; + if ( index ) { + + iv = index.getX( iv ); + + } + + _vector.fromBufferAttribute( position, iv ); + maxRadiusSq = Math.max( maxRadiusSq, sphere.center.distanceToSquared( _vector ) ); + + } + + sphere.radius = Math.sqrt( maxRadiusSq ); + bound.sphereInitialized = true; + + } + + target.copy( sphere ); + return target; + + } + + setMatrixAt( geometryId, matrix ) { + + // @TODO: Map geometryId to index of the arrays because + // optimize() can make geometryId mismatch the index + + const active = this._active; + const matricesTexture = this._matricesTexture; + const matricesArray = this._matricesTexture.image.data; + const geometryCount = this._geometryCount; + if ( geometryId >= geometryCount || active[ geometryId ] === false ) { + + return this; + + } + + matrix.toArray( matricesArray, geometryId * 16 ); + matricesTexture.needsUpdate = true; + + return this; + + } + + getMatrixAt( geometryId, matrix ) { + + const active = this._active; + const matricesArray = this._matricesTexture.image.data; + const geometryCount = this._geometryCount; + if ( geometryId >= geometryCount || active[ geometryId ] === false ) { + + return null; + + } + + return matrix.fromArray( matricesArray, geometryId * 16 ); + + } + + setVisibleAt( geometryId, value ) { + + const visibility = this._visibility; + const active = this._active; + const geometryCount = this._geometryCount; + + // if the geometry is out of range, not active, or visibility state + // does not change then return early + if ( + geometryId >= geometryCount || + active[ geometryId ] === false || + visibility[ geometryId ] === value + ) { + + return this; + + } + + visibility[ geometryId ] = value; + this._visibilityChanged = true; + + return this; + + } + + getVisibleAt( geometryId ) { + + const visibility = this._visibility; + const active = this._active; + const geometryCount = this._geometryCount; + + // return early if the geometry is out of range or not active + if ( geometryId >= geometryCount || active[ geometryId ] === false ) { + + return false; + + } + + return visibility[ geometryId ]; + + } + + raycast( raycaster, intersects ) { + + const visibility = this._visibility; + const active = this._active; + const drawRanges = this._drawRanges; + const geometryCount = this._geometryCount; + const matrixWorld = this.matrixWorld; + const batchGeometry = this.geometry; + + // iterate over each geometry + _mesh.material = this.material; + _mesh.geometry.index = batchGeometry.index; + _mesh.geometry.attributes = batchGeometry.attributes; + if ( _mesh.geometry.boundingBox === null ) { + + _mesh.geometry.boundingBox = new Box3(); + + } + + if ( _mesh.geometry.boundingSphere === null ) { + + _mesh.geometry.boundingSphere = new Sphere(); + + } + + for ( let i = 0; i < geometryCount; i ++ ) { + + if ( ! visibility[ i ] || ! active[ i ] ) { + + continue; + + } + + const drawRange = drawRanges[ i ]; + _mesh.geometry.setDrawRange( drawRange.start, drawRange.count ); + + // ge the intersects + this.getMatrixAt( i, _mesh.matrixWorld ).premultiply( matrixWorld ); + this.getBoundingBoxAt( i, _mesh.geometry.boundingBox ); + this.getBoundingSphereAt( i, _mesh.geometry.boundingSphere ); + _mesh.raycast( raycaster, _batchIntersects ); + + // add batch id to the intersects + for ( let j = 0, l = _batchIntersects.length; j < l; j ++ ) { + + const intersect = _batchIntersects[ j ]; + intersect.object = this; + intersect.batchId = i; + intersects.push( intersect ); + + } + + _batchIntersects.length = 0; + + } + + _mesh.material = null; + _mesh.geometry.index = null; + _mesh.geometry.attributes = {}; + _mesh.geometry.setDrawRange( 0, Infinity ); + + } + + copy( source ) { + + super.copy( source ); + + this.geometry = source.geometry.clone(); + this.perObjectFrustumCulled = source.perObjectFrustumCulled; + this.sortObjects = source.sortObjects; + this.boundingBox = source.boundingBox !== null ? source.boundingBox.clone() : null; + this.boundingSphere = source.boundingSphere !== null ? source.boundingSphere.clone() : null; + + this._drawRanges = source._drawRanges.map( range => ( { ...range } ) ); + this._reservedRanges = source._reservedRanges.map( range => ( { ...range } ) ); + + this._visibility = source._visibility.slice(); + this._active = source._active.slice(); + this._bounds = source._bounds.map( bound => ( { + boxInitialized: bound.boxInitialized, + box: bound.box.clone(), + + sphereInitialized: bound.sphereInitialized, + sphere: bound.sphere.clone() + } ) ); + + this._maxGeometryCount = source._maxGeometryCount; + this._maxVertexCount = source._maxVertexCount; + this._maxIndexCount = source._maxIndexCount; + + this._geometryInitialized = source._geometryInitialized; + this._geometryCount = source._geometryCount; + this._multiDrawCounts = source._multiDrawCounts.slice(); + this._multiDrawStarts = source._multiDrawStarts.slice(); + + this._matricesTexture = source._matricesTexture.clone(); + this._matricesTexture.image.data = this._matricesTexture.image.slice(); + + return this; + + } + + dispose() { + + // Assuming the geometry is not shared with other meshes + this.geometry.dispose(); + + this._matricesTexture.dispose(); + this._matricesTexture = null; + return this; + + } + + onBeforeRender( renderer, scene, camera, geometry, material/*, _group*/ ) { + + // if visibility has not changed and frustum culling and object sorting is not required + // then skip iterating over all items + if ( ! this._visibilityChanged && ! this.perObjectFrustumCulled && ! this.sortObjects ) { + + return; + + } + + // the indexed version of the multi draw function requires specifying the start + // offset in bytes. + const index = geometry.getIndex(); + const bytesPerElement = index === null ? 1 : index.array.BYTES_PER_ELEMENT; + + const visibility = this._visibility; + const multiDrawStarts = this._multiDrawStarts; + const multiDrawCounts = this._multiDrawCounts; + const drawRanges = this._drawRanges; + const perObjectFrustumCulled = this.perObjectFrustumCulled; + + // prepare the frustum in the local frame + if ( perObjectFrustumCulled ) { + + _projScreenMatrix + .multiplyMatrices( camera.projectionMatrix, camera.matrixWorldInverse ) + .multiply( this.matrixWorld ); + _frustum.setFromProjectionMatrix( + _projScreenMatrix, + renderer.isWebGPURenderer ? WebGPUCoordinateSystem : WebGLCoordinateSystem + ); + + } + + let count = 0; + if ( this.sortObjects ) { + + // get the camera position in the local frame + _invMatrixWorld.copy( this.matrixWorld ).invert(); + _vector.setFromMatrixPosition( camera.matrixWorld ).applyMatrix4( _invMatrixWorld ); + + for ( let i = 0, l = visibility.length; i < l; i ++ ) { + + if ( visibility[ i ] ) { + + // get the bounds in world space + this.getMatrixAt( i, _matrix ); + this.getBoundingSphereAt( i, _sphere ).applyMatrix4( _matrix ); + + // determine whether the batched geometry is within the frustum + let culled = false; + if ( perObjectFrustumCulled ) { + + culled = ! _frustum.intersectsSphere( _sphere ); + + } + + if ( ! culled ) { + + // get the distance from camera used for sorting + const z = _vector.distanceTo( _sphere.center ); + _renderList.push( drawRanges[ i ], z ); + + } + + } + + } + + // Sort the draw ranges and prep for rendering + const list = _renderList.list; + const customSort = this.customSort; + if ( customSort === null ) { + + list.sort( material.transparent ? sortTransparent : sortOpaque ); + + } else { + + customSort.call( this, list, camera ); + + } + + for ( let i = 0, l = list.length; i < l; i ++ ) { + + const item = list[ i ]; + multiDrawStarts[ count ] = item.start * bytesPerElement; + multiDrawCounts[ count ] = item.count; + count ++; + + } + + _renderList.reset(); + + } else { + + for ( let i = 0, l = visibility.length; i < l; i ++ ) { + + if ( visibility[ i ] ) { + + // determine whether the batched geometry is within the frustum + let culled = false; + if ( perObjectFrustumCulled ) { + + // get the bounds in world space + this.getMatrixAt( i, _matrix ); + this.getBoundingSphereAt( i, _sphere ).applyMatrix4( _matrix ); + culled = ! _frustum.intersectsSphere( _sphere ); + + } + + if ( ! culled ) { + + const range = drawRanges[ i ]; + multiDrawStarts[ count ] = range.start * bytesPerElement; + multiDrawCounts[ count ] = range.count; + count ++; + + } + + } + + } + + } + + this._multiDrawCount = count; + this._visibilityChanged = false; + + } + + onBeforeShadow( renderer, object, camera, shadowCamera, geometry, depthMaterial/* , group */ ) { + + this.onBeforeRender( renderer, null, shadowCamera, geometry, depthMaterial ); + + } + +} + +export { BatchedMesh }; diff --git a/libs/three/src/objects/Bone.js b/libs/three/src/objects/Bone.js new file mode 100644 index 000000000..a673aab37 --- /dev/null +++ b/libs/three/src/objects/Bone.js @@ -0,0 +1,17 @@ +import { Object3D } from '../core/Object3D.js'; + +class Bone extends Object3D { + + constructor() { + + super(); + + this.isBone = true; + + this.type = 'Bone'; + + } + +} + +export { Bone }; diff --git a/libs/three/src/objects/Group.js b/libs/three/src/objects/Group.js new file mode 100644 index 000000000..d4fee8425 --- /dev/null +++ b/libs/three/src/objects/Group.js @@ -0,0 +1,17 @@ +import { Object3D } from '../core/Object3D.js'; + +class Group extends Object3D { + + constructor() { + + super(); + + this.isGroup = true; + + this.type = 'Group'; + + } + +} + +export { Group }; diff --git a/libs/three/src/objects/InstancedMesh.js b/libs/three/src/objects/InstancedMesh.js new file mode 100644 index 000000000..c8ce16f36 --- /dev/null +++ b/libs/three/src/objects/InstancedMesh.js @@ -0,0 +1,214 @@ +import { InstancedBufferAttribute } from '../core/InstancedBufferAttribute.js'; +import { Mesh } from './Mesh.js'; +import { Box3 } from '../math/Box3.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Sphere } from '../math/Sphere.js'; + +const _instanceLocalMatrix = /*@__PURE__*/ new Matrix4(); +const _instanceWorldMatrix = /*@__PURE__*/ new Matrix4(); + +const _instanceIntersects = []; + +const _box3 = /*@__PURE__*/ new Box3(); +const _identity = /*@__PURE__*/ new Matrix4(); +const _mesh = /*@__PURE__*/ new Mesh(); +const _sphere = /*@__PURE__*/ new Sphere(); + +class InstancedMesh extends Mesh { + + constructor( geometry, material, count ) { + + super( geometry, material ); + + this.isInstancedMesh = true; + + this.instanceMatrix = new InstancedBufferAttribute( new Float32Array( count * 16 ), 16 ); + this.instanceColor = null; + + this.count = count; + + this.boundingBox = null; + this.boundingSphere = null; + + for ( let i = 0; i < count; i ++ ) { + + this.setMatrixAt( i, _identity ); + + } + + } + + computeBoundingBox() { + + const geometry = this.geometry; + const count = this.count; + + if ( this.boundingBox === null ) { + + this.boundingBox = new Box3(); + + } + + if ( geometry.boundingBox === null ) { + + geometry.computeBoundingBox(); + + } + + this.boundingBox.makeEmpty(); + + for ( let i = 0; i < count; i ++ ) { + + this.getMatrixAt( i, _instanceLocalMatrix ); + + _box3.copy( geometry.boundingBox ).applyMatrix4( _instanceLocalMatrix ); + + this.boundingBox.union( _box3 ); + + } + + } + + computeBoundingSphere() { + + const geometry = this.geometry; + const count = this.count; + + if ( this.boundingSphere === null ) { + + this.boundingSphere = new Sphere(); + + } + + if ( geometry.boundingSphere === null ) { + + geometry.computeBoundingSphere(); + + } + + this.boundingSphere.makeEmpty(); + + for ( let i = 0; i < count; i ++ ) { + + this.getMatrixAt( i, _instanceLocalMatrix ); + + _sphere.copy( geometry.boundingSphere ).applyMatrix4( _instanceLocalMatrix ); + + this.boundingSphere.union( _sphere ); + + } + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.instanceMatrix.copy( source.instanceMatrix ); + + if ( source.instanceColor !== null ) this.instanceColor = source.instanceColor.clone(); + + this.count = source.count; + + if ( source.boundingBox !== null ) this.boundingBox = source.boundingBox.clone(); + if ( source.boundingSphere !== null ) this.boundingSphere = source.boundingSphere.clone(); + + return this; + + } + + getColorAt( index, color ) { + + color.fromArray( this.instanceColor.array, index * 3 ); + + } + + getMatrixAt( index, matrix ) { + + matrix.fromArray( this.instanceMatrix.array, index * 16 ); + + } + + raycast( raycaster, intersects ) { + + const matrixWorld = this.matrixWorld; + const raycastTimes = this.count; + + _mesh.geometry = this.geometry; + _mesh.material = this.material; + + if ( _mesh.material === undefined ) return; + + // test with bounding sphere first + + if ( this.boundingSphere === null ) this.computeBoundingSphere(); + + _sphere.copy( this.boundingSphere ); + _sphere.applyMatrix4( matrixWorld ); + + if ( raycaster.ray.intersectsSphere( _sphere ) === false ) return; + + // now test each instance + + for ( let instanceId = 0; instanceId < raycastTimes; instanceId ++ ) { + + // calculate the world matrix for each instance + + this.getMatrixAt( instanceId, _instanceLocalMatrix ); + + _instanceWorldMatrix.multiplyMatrices( matrixWorld, _instanceLocalMatrix ); + + // the mesh represents this single instance + + _mesh.matrixWorld = _instanceWorldMatrix; + + _mesh.raycast( raycaster, _instanceIntersects ); + + // process the result of raycast + + for ( let i = 0, l = _instanceIntersects.length; i < l; i ++ ) { + + const intersect = _instanceIntersects[ i ]; + intersect.instanceId = instanceId; + intersect.object = this; + intersects.push( intersect ); + + } + + _instanceIntersects.length = 0; + + } + + } + + setColorAt( index, color ) { + + if ( this.instanceColor === null ) { + + this.instanceColor = new InstancedBufferAttribute( new Float32Array( this.instanceMatrix.count * 3 ), 3 ); + + } + + color.toArray( this.instanceColor.array, index * 3 ); + + } + + setMatrixAt( index, matrix ) { + + matrix.toArray( this.instanceMatrix.array, index * 16 ); + + } + + updateMorphTargets() { + + } + + dispose() { + + this.dispatchEvent( { type: 'dispose' } ); + + } + +} + +export { InstancedMesh }; diff --git a/libs/three/src/objects/LOD.js b/libs/three/src/objects/LOD.js new file mode 100644 index 000000000..08fbc1022 --- /dev/null +++ b/libs/three/src/objects/LOD.js @@ -0,0 +1,214 @@ +import { Vector3 } from '../math/Vector3.js'; +import { Object3D } from '../core/Object3D.js'; + +const _v1 = /*@__PURE__*/ new Vector3(); +const _v2 = /*@__PURE__*/ new Vector3(); + +class LOD extends Object3D { + + constructor() { + + super(); + + this._currentLevel = 0; + + this.type = 'LOD'; + + Object.defineProperties( this, { + levels: { + enumerable: true, + value: [] + }, + isLOD: { + value: true, + } + } ); + + this.autoUpdate = true; + + } + + copy( source ) { + + super.copy( source, false ); + + const levels = source.levels; + + for ( let i = 0, l = levels.length; i < l; i ++ ) { + + const level = levels[ i ]; + + this.addLevel( level.object.clone(), level.distance, level.hysteresis ); + + } + + this.autoUpdate = source.autoUpdate; + + return this; + + } + + addLevel( object, distance = 0, hysteresis = 0 ) { + + distance = Math.abs( distance ); + + const levels = this.levels; + + let l; + + for ( l = 0; l < levels.length; l ++ ) { + + if ( distance < levels[ l ].distance ) { + + break; + + } + + } + + levels.splice( l, 0, { distance: distance, hysteresis: hysteresis, object: object } ); + + this.add( object ); + + return this; + + } + + getCurrentLevel() { + + return this._currentLevel; + + } + + + + getObjectForDistance( distance ) { + + const levels = this.levels; + + if ( levels.length > 0 ) { + + let i, l; + + for ( i = 1, l = levels.length; i < l; i ++ ) { + + let levelDistance = levels[ i ].distance; + + if ( levels[ i ].object.visible ) { + + levelDistance -= levelDistance * levels[ i ].hysteresis; + + } + + if ( distance < levelDistance ) { + + break; + + } + + } + + return levels[ i - 1 ].object; + + } + + return null; + + } + + raycast( raycaster, intersects ) { + + const levels = this.levels; + + if ( levels.length > 0 ) { + + _v1.setFromMatrixPosition( this.matrixWorld ); + + const distance = raycaster.ray.origin.distanceTo( _v1 ); + + this.getObjectForDistance( distance ).raycast( raycaster, intersects ); + + } + + } + + update( camera ) { + + const levels = this.levels; + + if ( levels.length > 1 ) { + + _v1.setFromMatrixPosition( camera.matrixWorld ); + _v2.setFromMatrixPosition( this.matrixWorld ); + + const distance = _v1.distanceTo( _v2 ) / camera.zoom; + + levels[ 0 ].object.visible = true; + + let i, l; + + for ( i = 1, l = levels.length; i < l; i ++ ) { + + let levelDistance = levels[ i ].distance; + + if ( levels[ i ].object.visible ) { + + levelDistance -= levelDistance * levels[ i ].hysteresis; + + } + + if ( distance >= levelDistance ) { + + levels[ i - 1 ].object.visible = false; + levels[ i ].object.visible = true; + + } else { + + break; + + } + + } + + this._currentLevel = i - 1; + + for ( ; i < l; i ++ ) { + + levels[ i ].object.visible = false; + + } + + } + + } + + toJSON( meta ) { + + const data = super.toJSON( meta ); + + if ( this.autoUpdate === false ) data.object.autoUpdate = false; + + data.object.levels = []; + + const levels = this.levels; + + for ( let i = 0, l = levels.length; i < l; i ++ ) { + + const level = levels[ i ]; + + data.object.levels.push( { + object: level.object.uuid, + distance: level.distance, + hysteresis: level.hysteresis + } ); + + } + + return data; + + } + +} + + +export { LOD }; diff --git a/libs/three/src/objects/Line.js b/libs/three/src/objects/Line.js new file mode 100644 index 000000000..6a6d0d4e2 --- /dev/null +++ b/libs/three/src/objects/Line.js @@ -0,0 +1,222 @@ +import { Sphere } from '../math/Sphere.js'; +import { Ray } from '../math/Ray.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Object3D } from '../core/Object3D.js'; +import { Vector3 } from '../math/Vector3.js'; +import { LineBasicMaterial } from '../materials/LineBasicMaterial.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; + +const _start = /*@__PURE__*/ new Vector3(); +const _end = /*@__PURE__*/ new Vector3(); +const _inverseMatrix = /*@__PURE__*/ new Matrix4(); +const _ray = /*@__PURE__*/ new Ray(); +const _sphere = /*@__PURE__*/ new Sphere(); + +class Line extends Object3D { + + constructor( geometry = new BufferGeometry(), material = new LineBasicMaterial() ) { + + super(); + + this.isLine = true; + + this.type = 'Line'; + + this.geometry = geometry; + this.material = material; + + this.updateMorphTargets(); + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.material = Array.isArray( source.material ) ? source.material.slice() : source.material; + this.geometry = source.geometry; + + return this; + + } + + computeLineDistances() { + + const geometry = this.geometry; + + // we assume non-indexed geometry + + if ( geometry.index === null ) { + + const positionAttribute = geometry.attributes.position; + const lineDistances = [ 0 ]; + + for ( let i = 1, l = positionAttribute.count; i < l; i ++ ) { + + _start.fromBufferAttribute( positionAttribute, i - 1 ); + _end.fromBufferAttribute( positionAttribute, i ); + + lineDistances[ i ] = lineDistances[ i - 1 ]; + lineDistances[ i ] += _start.distanceTo( _end ); + + } + + geometry.setAttribute( 'lineDistance', new Float32BufferAttribute( lineDistances, 1 ) ); + + } else { + + console.warn( 'THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.' ); + + } + + return this; + + } + + raycast( raycaster, intersects ) { + + const geometry = this.geometry; + const matrixWorld = this.matrixWorld; + const threshold = raycaster.params.Line.threshold; + const drawRange = geometry.drawRange; + + // Checking boundingSphere distance to ray + + if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere(); + + _sphere.copy( geometry.boundingSphere ); + _sphere.applyMatrix4( matrixWorld ); + _sphere.radius += threshold; + + if ( raycaster.ray.intersectsSphere( _sphere ) === false ) return; + + // + + _inverseMatrix.copy( matrixWorld ).invert(); + _ray.copy( raycaster.ray ).applyMatrix4( _inverseMatrix ); + + const localThreshold = threshold / ( ( this.scale.x + this.scale.y + this.scale.z ) / 3 ); + const localThresholdSq = localThreshold * localThreshold; + + const vStart = new Vector3(); + const vEnd = new Vector3(); + const interSegment = new Vector3(); + const interRay = new Vector3(); + const step = this.isLineSegments ? 2 : 1; + + const index = geometry.index; + const attributes = geometry.attributes; + const positionAttribute = attributes.position; + + if ( index !== null ) { + + const start = Math.max( 0, drawRange.start ); + const end = Math.min( index.count, ( drawRange.start + drawRange.count ) ); + + for ( let i = start, l = end - 1; i < l; i += step ) { + + const a = index.getX( i ); + const b = index.getX( i + 1 ); + + vStart.fromBufferAttribute( positionAttribute, a ); + vEnd.fromBufferAttribute( positionAttribute, b ); + + const distSq = _ray.distanceSqToSegment( vStart, vEnd, interRay, interSegment ); + + if ( distSq > localThresholdSq ) continue; + + interRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation + + const distance = raycaster.ray.origin.distanceTo( interRay ); + + if ( distance < raycaster.near || distance > raycaster.far ) continue; + + intersects.push( { + + distance: distance, + // What do we want? intersection point on the ray or on the segment?? + // point: raycaster.ray.at( distance ), + point: interSegment.clone().applyMatrix4( this.matrixWorld ), + index: i, + face: null, + faceIndex: null, + object: this + + } ); + + } + + } else { + + const start = Math.max( 0, drawRange.start ); + const end = Math.min( positionAttribute.count, ( drawRange.start + drawRange.count ) ); + + for ( let i = start, l = end - 1; i < l; i += step ) { + + vStart.fromBufferAttribute( positionAttribute, i ); + vEnd.fromBufferAttribute( positionAttribute, i + 1 ); + + const distSq = _ray.distanceSqToSegment( vStart, vEnd, interRay, interSegment ); + + if ( distSq > localThresholdSq ) continue; + + interRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation + + const distance = raycaster.ray.origin.distanceTo( interRay ); + + if ( distance < raycaster.near || distance > raycaster.far ) continue; + + intersects.push( { + + distance: distance, + // What do we want? intersection point on the ray or on the segment?? + // point: raycaster.ray.at( distance ), + point: interSegment.clone().applyMatrix4( this.matrixWorld ), + index: i, + face: null, + faceIndex: null, + object: this + + } ); + + } + + } + + } + + updateMorphTargets() { + + const geometry = this.geometry; + + const morphAttributes = geometry.morphAttributes; + const keys = Object.keys( morphAttributes ); + + if ( keys.length > 0 ) { + + const morphAttribute = morphAttributes[ keys[ 0 ] ]; + + if ( morphAttribute !== undefined ) { + + this.morphTargetInfluences = []; + this.morphTargetDictionary = {}; + + for ( let m = 0, ml = morphAttribute.length; m < ml; m ++ ) { + + const name = morphAttribute[ m ].name || String( m ); + + this.morphTargetInfluences.push( 0 ); + this.morphTargetDictionary[ name ] = m; + + } + + } + + } + + } + +} + +export { Line }; diff --git a/libs/three/src/objects/LineLoop.js b/libs/three/src/objects/LineLoop.js new file mode 100644 index 000000000..8c3ac94fe --- /dev/null +++ b/libs/three/src/objects/LineLoop.js @@ -0,0 +1,17 @@ +import { Line } from './Line.js'; + +class LineLoop extends Line { + + constructor( geometry, material ) { + + super( geometry, material ); + + this.isLineLoop = true; + + this.type = 'LineLoop'; + + } + +} + +export { LineLoop }; diff --git a/libs/three/src/objects/LineSegments.js b/libs/three/src/objects/LineSegments.js new file mode 100644 index 000000000..4d27d9ab4 --- /dev/null +++ b/libs/three/src/objects/LineSegments.js @@ -0,0 +1,55 @@ +import { Line } from './Line.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Float32BufferAttribute } from '../core/BufferAttribute.js'; + +const _start = /*@__PURE__*/ new Vector3(); +const _end = /*@__PURE__*/ new Vector3(); + +class LineSegments extends Line { + + constructor( geometry, material ) { + + super( geometry, material ); + + this.isLineSegments = true; + + this.type = 'LineSegments'; + + } + + computeLineDistances() { + + const geometry = this.geometry; + + // we assume non-indexed geometry + + if ( geometry.index === null ) { + + const positionAttribute = geometry.attributes.position; + const lineDistances = []; + + for ( let i = 0, l = positionAttribute.count; i < l; i += 2 ) { + + _start.fromBufferAttribute( positionAttribute, i ); + _end.fromBufferAttribute( positionAttribute, i + 1 ); + + lineDistances[ i ] = ( i === 0 ) ? 0 : lineDistances[ i - 1 ]; + lineDistances[ i + 1 ] = lineDistances[ i ] + _start.distanceTo( _end ); + + } + + geometry.setAttribute( 'lineDistance', new Float32BufferAttribute( lineDistances, 1 ) ); + + } else { + + console.warn( 'THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.' ); + + } + + return this; + + } + +} + +export { LineSegments }; diff --git a/libs/three/src/objects/Mesh.js b/libs/three/src/objects/Mesh.js new file mode 100644 index 000000000..38b07c6fa --- /dev/null +++ b/libs/three/src/objects/Mesh.js @@ -0,0 +1,429 @@ +import { Vector3 } from '../math/Vector3.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Sphere } from '../math/Sphere.js'; +import { Ray } from '../math/Ray.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Object3D } from '../core/Object3D.js'; +import { Triangle } from '../math/Triangle.js'; +import { BackSide, FrontSide } from '../constants.js'; +import { MeshBasicMaterial } from '../materials/MeshBasicMaterial.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; + +const _inverseMatrix = /*@__PURE__*/ new Matrix4(); +const _ray = /*@__PURE__*/ new Ray(); +const _sphere = /*@__PURE__*/ new Sphere(); +const _sphereHitAt = /*@__PURE__*/ new Vector3(); + +const _vA = /*@__PURE__*/ new Vector3(); +const _vB = /*@__PURE__*/ new Vector3(); +const _vC = /*@__PURE__*/ new Vector3(); + +const _tempA = /*@__PURE__*/ new Vector3(); +const _morphA = /*@__PURE__*/ new Vector3(); + +const _uvA = /*@__PURE__*/ new Vector2(); +const _uvB = /*@__PURE__*/ new Vector2(); +const _uvC = /*@__PURE__*/ new Vector2(); + +const _normalA = /*@__PURE__*/ new Vector3(); +const _normalB = /*@__PURE__*/ new Vector3(); +const _normalC = /*@__PURE__*/ new Vector3(); + +const _intersectionPoint = /*@__PURE__*/ new Vector3(); +const _intersectionPointWorld = /*@__PURE__*/ new Vector3(); + +class Mesh extends Object3D { + + constructor( geometry = new BufferGeometry(), material = new MeshBasicMaterial() ) { + + super(); + + this.isMesh = true; + + this.type = 'Mesh'; + + this.geometry = geometry; + this.material = material; + + this.updateMorphTargets(); + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + if ( source.morphTargetInfluences !== undefined ) { + + this.morphTargetInfluences = source.morphTargetInfluences.slice(); + + } + + if ( source.morphTargetDictionary !== undefined ) { + + this.morphTargetDictionary = Object.assign( {}, source.morphTargetDictionary ); + + } + + this.material = Array.isArray( source.material ) ? source.material.slice() : source.material; + this.geometry = source.geometry; + + return this; + + } + + updateMorphTargets() { + + const geometry = this.geometry; + + const morphAttributes = geometry.morphAttributes; + const keys = Object.keys( morphAttributes ); + + if ( keys.length > 0 ) { + + const morphAttribute = morphAttributes[ keys[ 0 ] ]; + + if ( morphAttribute !== undefined ) { + + this.morphTargetInfluences = []; + this.morphTargetDictionary = {}; + + for ( let m = 0, ml = morphAttribute.length; m < ml; m ++ ) { + + const name = morphAttribute[ m ].name || String( m ); + + this.morphTargetInfluences.push( 0 ); + this.morphTargetDictionary[ name ] = m; + + } + + } + + } + + } + + getVertexPosition( index, target ) { + + const geometry = this.geometry; + const position = geometry.attributes.position; + const morphPosition = geometry.morphAttributes.position; + const morphTargetsRelative = geometry.morphTargetsRelative; + + target.fromBufferAttribute( position, index ); + + const morphInfluences = this.morphTargetInfluences; + + if ( morphPosition && morphInfluences ) { + + _morphA.set( 0, 0, 0 ); + + for ( let i = 0, il = morphPosition.length; i < il; i ++ ) { + + const influence = morphInfluences[ i ]; + const morphAttribute = morphPosition[ i ]; + + if ( influence === 0 ) continue; + + _tempA.fromBufferAttribute( morphAttribute, index ); + + if ( morphTargetsRelative ) { + + _morphA.addScaledVector( _tempA, influence ); + + } else { + + _morphA.addScaledVector( _tempA.sub( target ), influence ); + + } + + } + + target.add( _morphA ); + + } + + return target; + + } + + raycast( raycaster, intersects ) { + + const geometry = this.geometry; + const material = this.material; + const matrixWorld = this.matrixWorld; + + if ( material === undefined ) return; + + // test with bounding sphere in world space + + if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere(); + + _sphere.copy( geometry.boundingSphere ); + _sphere.applyMatrix4( matrixWorld ); + + // check distance from ray origin to bounding sphere + + _ray.copy( raycaster.ray ).recast( raycaster.near ); + + if ( _sphere.containsPoint( _ray.origin ) === false ) { + + if ( _ray.intersectSphere( _sphere, _sphereHitAt ) === null ) return; + + if ( _ray.origin.distanceToSquared( _sphereHitAt ) > ( raycaster.far - raycaster.near ) ** 2 ) return; + + } + + // convert ray to local space of mesh + + _inverseMatrix.copy( matrixWorld ).invert(); + _ray.copy( raycaster.ray ).applyMatrix4( _inverseMatrix ); + + // test with bounding box in local space + + if ( geometry.boundingBox !== null ) { + + if ( _ray.intersectsBox( geometry.boundingBox ) === false ) return; + + } + + // test for intersections with geometry + + this._computeIntersections( raycaster, intersects, _ray ); + + } + + _computeIntersections( raycaster, intersects, rayLocalSpace ) { + + let intersection; + + const geometry = this.geometry; + const material = this.material; + + const index = geometry.index; + const position = geometry.attributes.position; + const uv = geometry.attributes.uv; + const uv1 = geometry.attributes.uv1; + const normal = geometry.attributes.normal; + const groups = geometry.groups; + const drawRange = geometry.drawRange; + + if ( index !== null ) { + + // indexed buffer geometry + + if ( Array.isArray( material ) ) { + + for ( let i = 0, il = groups.length; i < il; i ++ ) { + + const group = groups[ i ]; + const groupMaterial = material[ group.materialIndex ]; + + const start = Math.max( group.start, drawRange.start ); + const end = Math.min( index.count, Math.min( ( group.start + group.count ), ( drawRange.start + drawRange.count ) ) ); + + for ( let j = start, jl = end; j < jl; j += 3 ) { + + const a = index.getX( j ); + const b = index.getX( j + 1 ); + const c = index.getX( j + 2 ); + + intersection = checkGeometryIntersection( this, groupMaterial, raycaster, rayLocalSpace, uv, uv1, normal, a, b, c ); + + if ( intersection ) { + + intersection.faceIndex = Math.floor( j / 3 ); // triangle number in indexed buffer semantics + intersection.face.materialIndex = group.materialIndex; + intersects.push( intersection ); + + } + + } + + } + + } else { + + const start = Math.max( 0, drawRange.start ); + const end = Math.min( index.count, ( drawRange.start + drawRange.count ) ); + + for ( let i = start, il = end; i < il; i += 3 ) { + + const a = index.getX( i ); + const b = index.getX( i + 1 ); + const c = index.getX( i + 2 ); + + intersection = checkGeometryIntersection( this, material, raycaster, rayLocalSpace, uv, uv1, normal, a, b, c ); + + if ( intersection ) { + + intersection.faceIndex = Math.floor( i / 3 ); // triangle number in indexed buffer semantics + intersects.push( intersection ); + + } + + } + + } + + } else if ( position !== undefined ) { + + // non-indexed buffer geometry + + if ( Array.isArray( material ) ) { + + for ( let i = 0, il = groups.length; i < il; i ++ ) { + + const group = groups[ i ]; + const groupMaterial = material[ group.materialIndex ]; + + const start = Math.max( group.start, drawRange.start ); + const end = Math.min( position.count, Math.min( ( group.start + group.count ), ( drawRange.start + drawRange.count ) ) ); + + for ( let j = start, jl = end; j < jl; j += 3 ) { + + const a = j; + const b = j + 1; + const c = j + 2; + + intersection = checkGeometryIntersection( this, groupMaterial, raycaster, rayLocalSpace, uv, uv1, normal, a, b, c ); + + if ( intersection ) { + + intersection.faceIndex = Math.floor( j / 3 ); // triangle number in non-indexed buffer semantics + intersection.face.materialIndex = group.materialIndex; + intersects.push( intersection ); + + } + + } + + } + + } else { + + const start = Math.max( 0, drawRange.start ); + const end = Math.min( position.count, ( drawRange.start + drawRange.count ) ); + + for ( let i = start, il = end; i < il; i += 3 ) { + + const a = i; + const b = i + 1; + const c = i + 2; + + intersection = checkGeometryIntersection( this, material, raycaster, rayLocalSpace, uv, uv1, normal, a, b, c ); + + if ( intersection ) { + + intersection.faceIndex = Math.floor( i / 3 ); // triangle number in non-indexed buffer semantics + intersects.push( intersection ); + + } + + } + + } + + } + + } + +} + +function checkIntersection( object, material, raycaster, ray, pA, pB, pC, point ) { + + let intersect; + + if ( material.side === BackSide ) { + + intersect = ray.intersectTriangle( pC, pB, pA, true, point ); + + } else { + + intersect = ray.intersectTriangle( pA, pB, pC, ( material.side === FrontSide ), point ); + + } + + if ( intersect === null ) return null; + + _intersectionPointWorld.copy( point ); + _intersectionPointWorld.applyMatrix4( object.matrixWorld ); + + const distance = raycaster.ray.origin.distanceTo( _intersectionPointWorld ); + + if ( distance < raycaster.near || distance > raycaster.far ) return null; + + return { + distance: distance, + point: _intersectionPointWorld.clone(), + object: object + }; + +} + +function checkGeometryIntersection( object, material, raycaster, ray, uv, uv1, normal, a, b, c ) { + + object.getVertexPosition( a, _vA ); + object.getVertexPosition( b, _vB ); + object.getVertexPosition( c, _vC ); + + const intersection = checkIntersection( object, material, raycaster, ray, _vA, _vB, _vC, _intersectionPoint ); + + if ( intersection ) { + + if ( uv ) { + + _uvA.fromBufferAttribute( uv, a ); + _uvB.fromBufferAttribute( uv, b ); + _uvC.fromBufferAttribute( uv, c ); + + intersection.uv = Triangle.getInterpolation( _intersectionPoint, _vA, _vB, _vC, _uvA, _uvB, _uvC, new Vector2() ); + + } + + if ( uv1 ) { + + _uvA.fromBufferAttribute( uv1, a ); + _uvB.fromBufferAttribute( uv1, b ); + _uvC.fromBufferAttribute( uv1, c ); + + intersection.uv1 = Triangle.getInterpolation( _intersectionPoint, _vA, _vB, _vC, _uvA, _uvB, _uvC, new Vector2() ); + intersection.uv2 = intersection.uv1; // @deprecated, r152 + + } + + if ( normal ) { + + _normalA.fromBufferAttribute( normal, a ); + _normalB.fromBufferAttribute( normal, b ); + _normalC.fromBufferAttribute( normal, c ); + + intersection.normal = Triangle.getInterpolation( _intersectionPoint, _vA, _vB, _vC, _normalA, _normalB, _normalC, new Vector3() ); + + if ( intersection.normal.dot( ray.direction ) > 0 ) { + + intersection.normal.multiplyScalar( - 1 ); + + } + + } + + const face = { + a: a, + b: b, + c: c, + normal: new Vector3(), + materialIndex: 0 + }; + + Triangle.getNormal( _vA, _vB, _vC, face.normal ); + + intersection.face = face; + + } + + return intersection; + +} + +export { Mesh }; diff --git a/libs/three/src/objects/Points.js b/libs/three/src/objects/Points.js new file mode 100644 index 000000000..20122389c --- /dev/null +++ b/libs/three/src/objects/Points.js @@ -0,0 +1,166 @@ +import { Sphere } from '../math/Sphere.js'; +import { Ray } from '../math/Ray.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Object3D } from '../core/Object3D.js'; +import { Vector3 } from '../math/Vector3.js'; +import { PointsMaterial } from '../materials/PointsMaterial.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; + +const _inverseMatrix = /*@__PURE__*/ new Matrix4(); +const _ray = /*@__PURE__*/ new Ray(); +const _sphere = /*@__PURE__*/ new Sphere(); +const _position = /*@__PURE__*/ new Vector3(); + +class Points extends Object3D { + + constructor( geometry = new BufferGeometry(), material = new PointsMaterial() ) { + + super(); + + this.isPoints = true; + + this.type = 'Points'; + + this.geometry = geometry; + this.material = material; + + this.updateMorphTargets(); + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.material = Array.isArray( source.material ) ? source.material.slice() : source.material; + this.geometry = source.geometry; + + return this; + + } + + raycast( raycaster, intersects ) { + + const geometry = this.geometry; + const matrixWorld = this.matrixWorld; + const threshold = raycaster.params.Points.threshold; + const drawRange = geometry.drawRange; + + // Checking boundingSphere distance to ray + + if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere(); + + _sphere.copy( geometry.boundingSphere ); + _sphere.applyMatrix4( matrixWorld ); + _sphere.radius += threshold; + + if ( raycaster.ray.intersectsSphere( _sphere ) === false ) return; + + // + + _inverseMatrix.copy( matrixWorld ).invert(); + _ray.copy( raycaster.ray ).applyMatrix4( _inverseMatrix ); + + const localThreshold = threshold / ( ( this.scale.x + this.scale.y + this.scale.z ) / 3 ); + const localThresholdSq = localThreshold * localThreshold; + + const index = geometry.index; + const attributes = geometry.attributes; + const positionAttribute = attributes.position; + + if ( index !== null ) { + + const start = Math.max( 0, drawRange.start ); + const end = Math.min( index.count, ( drawRange.start + drawRange.count ) ); + + for ( let i = start, il = end; i < il; i ++ ) { + + const a = index.getX( i ); + + _position.fromBufferAttribute( positionAttribute, a ); + + testPoint( _position, a, localThresholdSq, matrixWorld, raycaster, intersects, this ); + + } + + } else { + + const start = Math.max( 0, drawRange.start ); + const end = Math.min( positionAttribute.count, ( drawRange.start + drawRange.count ) ); + + for ( let i = start, l = end; i < l; i ++ ) { + + _position.fromBufferAttribute( positionAttribute, i ); + + testPoint( _position, i, localThresholdSq, matrixWorld, raycaster, intersects, this ); + + } + + } + + } + + updateMorphTargets() { + + const geometry = this.geometry; + + const morphAttributes = geometry.morphAttributes; + const keys = Object.keys( morphAttributes ); + + if ( keys.length > 0 ) { + + const morphAttribute = morphAttributes[ keys[ 0 ] ]; + + if ( morphAttribute !== undefined ) { + + this.morphTargetInfluences = []; + this.morphTargetDictionary = {}; + + for ( let m = 0, ml = morphAttribute.length; m < ml; m ++ ) { + + const name = morphAttribute[ m ].name || String( m ); + + this.morphTargetInfluences.push( 0 ); + this.morphTargetDictionary[ name ] = m; + + } + + } + + } + + } + +} + +function testPoint( point, index, localThresholdSq, matrixWorld, raycaster, intersects, object ) { + + const rayPointDistanceSq = _ray.distanceSqToPoint( point ); + + if ( rayPointDistanceSq < localThresholdSq ) { + + const intersectPoint = new Vector3(); + + _ray.closestPointToPoint( point, intersectPoint ); + intersectPoint.applyMatrix4( matrixWorld ); + + const distance = raycaster.ray.origin.distanceTo( intersectPoint ); + + if ( distance < raycaster.near || distance > raycaster.far ) return; + + intersects.push( { + + distance: distance, + distanceToRay: Math.sqrt( rayPointDistanceSq ), + point: intersectPoint, + index: index, + face: null, + object: object + + } ); + + } + +} + +export { Points }; diff --git a/libs/three/src/objects/Skeleton.js b/libs/three/src/objects/Skeleton.js new file mode 100644 index 000000000..23abe42b0 --- /dev/null +++ b/libs/three/src/objects/Skeleton.js @@ -0,0 +1,277 @@ +import { + RGBAFormat, + FloatType +} from '../constants.js'; +import { Bone } from './Bone.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { DataTexture } from '../textures/DataTexture.js'; +import * as MathUtils from '../math/MathUtils.js'; + +const _offsetMatrix = /*@__PURE__*/ new Matrix4(); +const _identityMatrix = /*@__PURE__*/ new Matrix4(); + +class Skeleton { + + constructor( bones = [], boneInverses = [] ) { + + this.uuid = MathUtils.generateUUID(); + + this.bones = bones.slice( 0 ); + this.boneInverses = boneInverses; + this.boneMatrices = null; + + this.boneTexture = null; + + this.init(); + + } + + init() { + + const bones = this.bones; + const boneInverses = this.boneInverses; + + this.boneMatrices = new Float32Array( bones.length * 16 ); + + // calculate inverse bone matrices if necessary + + if ( boneInverses.length === 0 ) { + + this.calculateInverses(); + + } else { + + // handle special case + + if ( bones.length !== boneInverses.length ) { + + console.warn( 'THREE.Skeleton: Number of inverse bone matrices does not match amount of bones.' ); + + this.boneInverses = []; + + for ( let i = 0, il = this.bones.length; i < il; i ++ ) { + + this.boneInverses.push( new Matrix4() ); + + } + + } + + } + + } + + calculateInverses() { + + this.boneInverses.length = 0; + + for ( let i = 0, il = this.bones.length; i < il; i ++ ) { + + const inverse = new Matrix4(); + + if ( this.bones[ i ] ) { + + inverse.copy( this.bones[ i ].matrixWorld ).invert(); + + } + + this.boneInverses.push( inverse ); + + } + + } + + pose() { + + // recover the bind-time world matrices + + for ( let i = 0, il = this.bones.length; i < il; i ++ ) { + + const bone = this.bones[ i ]; + + if ( bone ) { + + bone.matrixWorld.copy( this.boneInverses[ i ] ).invert(); + + } + + } + + // compute the local matrices, positions, rotations and scales + + for ( let i = 0, il = this.bones.length; i < il; i ++ ) { + + const bone = this.bones[ i ]; + + if ( bone ) { + + if ( bone.parent && bone.parent.isBone ) { + + bone.matrix.copy( bone.parent.matrixWorld ).invert(); + bone.matrix.multiply( bone.matrixWorld ); + + } else { + + bone.matrix.copy( bone.matrixWorld ); + + } + + bone.matrix.decompose( bone.position, bone.quaternion, bone.scale ); + + } + + } + + } + + update() { + + const bones = this.bones; + const boneInverses = this.boneInverses; + const boneMatrices = this.boneMatrices; + const boneTexture = this.boneTexture; + + // flatten bone matrices to array + + for ( let i = 0, il = bones.length; i < il; i ++ ) { + + // compute the offset between the current and the original transform + + const matrix = bones[ i ] ? bones[ i ].matrixWorld : _identityMatrix; + + _offsetMatrix.multiplyMatrices( matrix, boneInverses[ i ] ); + _offsetMatrix.toArray( boneMatrices, i * 16 ); + + } + + if ( boneTexture !== null ) { + + boneTexture.needsUpdate = true; + + } + + } + + clone() { + + return new Skeleton( this.bones, this.boneInverses ); + + } + + computeBoneTexture() { + + // layout (1 matrix = 4 pixels) + // RGBA RGBA RGBA RGBA (=> column1, column2, column3, column4) + // with 8x8 pixel texture max 16 bones * 4 pixels = (8 * 8) + // 16x16 pixel texture max 64 bones * 4 pixels = (16 * 16) + // 32x32 pixel texture max 256 bones * 4 pixels = (32 * 32) + // 64x64 pixel texture max 1024 bones * 4 pixels = (64 * 64) + + let size = Math.sqrt( this.bones.length * 4 ); // 4 pixels needed for 1 matrix + size = Math.ceil( size / 4 ) * 4; + size = Math.max( size, 4 ); + + const boneMatrices = new Float32Array( size * size * 4 ); // 4 floats per RGBA pixel + boneMatrices.set( this.boneMatrices ); // copy current values + + const boneTexture = new DataTexture( boneMatrices, size, size, RGBAFormat, FloatType ); + boneTexture.needsUpdate = true; + + this.boneMatrices = boneMatrices; + this.boneTexture = boneTexture; + + return this; + + } + + getBoneByName( name ) { + + for ( let i = 0, il = this.bones.length; i < il; i ++ ) { + + const bone = this.bones[ i ]; + + if ( bone.name === name ) { + + return bone; + + } + + } + + return undefined; + + } + + dispose( ) { + + if ( this.boneTexture !== null ) { + + this.boneTexture.dispose(); + + this.boneTexture = null; + + } + + } + + fromJSON( json, bones ) { + + this.uuid = json.uuid; + + for ( let i = 0, l = json.bones.length; i < l; i ++ ) { + + const uuid = json.bones[ i ]; + let bone = bones[ uuid ]; + + if ( bone === undefined ) { + + console.warn( 'THREE.Skeleton: No bone found with UUID:', uuid ); + bone = new Bone(); + + } + + this.bones.push( bone ); + this.boneInverses.push( new Matrix4().fromArray( json.boneInverses[ i ] ) ); + + } + + this.init(); + + return this; + + } + + toJSON() { + + const data = { + metadata: { + version: 4.6, + type: 'Skeleton', + generator: 'Skeleton.toJSON' + }, + bones: [], + boneInverses: [] + }; + + data.uuid = this.uuid; + + const bones = this.bones; + const boneInverses = this.boneInverses; + + for ( let i = 0, l = bones.length; i < l; i ++ ) { + + const bone = bones[ i ]; + data.bones.push( bone.uuid ); + + const boneInverse = boneInverses[ i ]; + data.boneInverses.push( boneInverse.toArray() ); + + } + + return data; + + } + +} + +export { Skeleton }; diff --git a/libs/three/src/objects/SkinnedMesh.js b/libs/three/src/objects/SkinnedMesh.js new file mode 100644 index 000000000..bde678af9 --- /dev/null +++ b/libs/three/src/objects/SkinnedMesh.js @@ -0,0 +1,265 @@ +import { Mesh } from './Mesh.js'; +import { Box3 } from '../math/Box3.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Sphere } from '../math/Sphere.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Vector4 } from '../math/Vector4.js'; +import { Ray } from '../math/Ray.js'; +import { AttachedBindMode, DetachedBindMode } from '../constants.js'; + +const _basePosition = /*@__PURE__*/ new Vector3(); + +const _skinIndex = /*@__PURE__*/ new Vector4(); +const _skinWeight = /*@__PURE__*/ new Vector4(); + +const _vector3 = /*@__PURE__*/ new Vector3(); +const _matrix4 = /*@__PURE__*/ new Matrix4(); +const _vertex = /*@__PURE__*/ new Vector3(); + +const _sphere = /*@__PURE__*/ new Sphere(); +const _inverseMatrix = /*@__PURE__*/ new Matrix4(); +const _ray = /*@__PURE__*/ new Ray(); + +class SkinnedMesh extends Mesh { + + constructor( geometry, material ) { + + super( geometry, material ); + + this.isSkinnedMesh = true; + + this.type = 'SkinnedMesh'; + + this.bindMode = AttachedBindMode; + this.bindMatrix = new Matrix4(); + this.bindMatrixInverse = new Matrix4(); + + this.boundingBox = null; + this.boundingSphere = null; + + } + + computeBoundingBox() { + + const geometry = this.geometry; + + if ( this.boundingBox === null ) { + + this.boundingBox = new Box3(); + + } + + this.boundingBox.makeEmpty(); + + const positionAttribute = geometry.getAttribute( 'position' ); + + for ( let i = 0; i < positionAttribute.count; i ++ ) { + + this.getVertexPosition( i, _vertex ); + this.boundingBox.expandByPoint( _vertex ); + + } + + } + + computeBoundingSphere() { + + const geometry = this.geometry; + + if ( this.boundingSphere === null ) { + + this.boundingSphere = new Sphere(); + + } + + this.boundingSphere.makeEmpty(); + + const positionAttribute = geometry.getAttribute( 'position' ); + + for ( let i = 0; i < positionAttribute.count; i ++ ) { + + this.getVertexPosition( i, _vertex ); + this.boundingSphere.expandByPoint( _vertex ); + + } + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + this.bindMode = source.bindMode; + this.bindMatrix.copy( source.bindMatrix ); + this.bindMatrixInverse.copy( source.bindMatrixInverse ); + + this.skeleton = source.skeleton; + + if ( source.boundingBox !== null ) this.boundingBox = source.boundingBox.clone(); + if ( source.boundingSphere !== null ) this.boundingSphere = source.boundingSphere.clone(); + + return this; + + } + + raycast( raycaster, intersects ) { + + const material = this.material; + const matrixWorld = this.matrixWorld; + + if ( material === undefined ) return; + + // test with bounding sphere in world space + + if ( this.boundingSphere === null ) this.computeBoundingSphere(); + + _sphere.copy( this.boundingSphere ); + _sphere.applyMatrix4( matrixWorld ); + + if ( raycaster.ray.intersectsSphere( _sphere ) === false ) return; + + // convert ray to local space of skinned mesh + + _inverseMatrix.copy( matrixWorld ).invert(); + _ray.copy( raycaster.ray ).applyMatrix4( _inverseMatrix ); + + // test with bounding box in local space + + if ( this.boundingBox !== null ) { + + if ( _ray.intersectsBox( this.boundingBox ) === false ) return; + + } + + // test for intersections with geometry + + this._computeIntersections( raycaster, intersects, _ray ); + + } + + getVertexPosition( index, target ) { + + super.getVertexPosition( index, target ); + + this.applyBoneTransform( index, target ); + + return target; + + } + + bind( skeleton, bindMatrix ) { + + this.skeleton = skeleton; + + if ( bindMatrix === undefined ) { + + this.updateMatrixWorld( true ); + + this.skeleton.calculateInverses(); + + bindMatrix = this.matrixWorld; + + } + + this.bindMatrix.copy( bindMatrix ); + this.bindMatrixInverse.copy( bindMatrix ).invert(); + + } + + pose() { + + this.skeleton.pose(); + + } + + normalizeSkinWeights() { + + const vector = new Vector4(); + + const skinWeight = this.geometry.attributes.skinWeight; + + for ( let i = 0, l = skinWeight.count; i < l; i ++ ) { + + vector.fromBufferAttribute( skinWeight, i ); + + const scale = 1.0 / vector.manhattanLength(); + + if ( scale !== Infinity ) { + + vector.multiplyScalar( scale ); + + } else { + + vector.set( 1, 0, 0, 0 ); // do something reasonable + + } + + skinWeight.setXYZW( i, vector.x, vector.y, vector.z, vector.w ); + + } + + } + + updateMatrixWorld( force ) { + + super.updateMatrixWorld( force ); + + if ( this.bindMode === AttachedBindMode ) { + + this.bindMatrixInverse.copy( this.matrixWorld ).invert(); + + } else if ( this.bindMode === DetachedBindMode ) { + + this.bindMatrixInverse.copy( this.bindMatrix ).invert(); + + } else { + + console.warn( 'THREE.SkinnedMesh: Unrecognized bindMode: ' + this.bindMode ); + + } + + } + + applyBoneTransform( index, vector ) { + + const skeleton = this.skeleton; + const geometry = this.geometry; + + _skinIndex.fromBufferAttribute( geometry.attributes.skinIndex, index ); + _skinWeight.fromBufferAttribute( geometry.attributes.skinWeight, index ); + + _basePosition.copy( vector ).applyMatrix4( this.bindMatrix ); + + vector.set( 0, 0, 0 ); + + for ( let i = 0; i < 4; i ++ ) { + + const weight = _skinWeight.getComponent( i ); + + if ( weight !== 0 ) { + + const boneIndex = _skinIndex.getComponent( i ); + + _matrix4.multiplyMatrices( skeleton.bones[ boneIndex ].matrixWorld, skeleton.boneInverses[ boneIndex ] ); + + vector.addScaledVector( _vector3.copy( _basePosition ).applyMatrix4( _matrix4 ), weight ); + + } + + } + + return vector.applyMatrix4( this.bindMatrixInverse ); + + } + + boneTransform( index, vector ) { // @deprecated, r151 + + console.warn( 'THREE.SkinnedMesh: .boneTransform() was renamed to .applyBoneTransform() in r151.' ); + return this.applyBoneTransform( index, vector ); + + } + + +} + +export { SkinnedMesh }; diff --git a/libs/three/src/objects/Sprite.js b/libs/three/src/objects/Sprite.js new file mode 100644 index 000000000..0b41442ef --- /dev/null +++ b/libs/three/src/objects/Sprite.js @@ -0,0 +1,181 @@ +import { Vector2 } from '../math/Vector2.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Triangle } from '../math/Triangle.js'; +import { Object3D } from '../core/Object3D.js'; +import { BufferGeometry } from '../core/BufferGeometry.js'; +import { InterleavedBuffer } from '../core/InterleavedBuffer.js'; +import { InterleavedBufferAttribute } from '../core/InterleavedBufferAttribute.js'; +import { SpriteMaterial } from '../materials/SpriteMaterial.js'; + +let _geometry; + +const _intersectPoint = /*@__PURE__*/ new Vector3(); +const _worldScale = /*@__PURE__*/ new Vector3(); +const _mvPosition = /*@__PURE__*/ new Vector3(); + +const _alignedPosition = /*@__PURE__*/ new Vector2(); +const _rotatedPosition = /*@__PURE__*/ new Vector2(); +const _viewWorldMatrix = /*@__PURE__*/ new Matrix4(); + +const _vA = /*@__PURE__*/ new Vector3(); +const _vB = /*@__PURE__*/ new Vector3(); +const _vC = /*@__PURE__*/ new Vector3(); + +const _uvA = /*@__PURE__*/ new Vector2(); +const _uvB = /*@__PURE__*/ new Vector2(); +const _uvC = /*@__PURE__*/ new Vector2(); + +class Sprite extends Object3D { + + constructor( material = new SpriteMaterial() ) { + + super(); + + this.isSprite = true; + + this.type = 'Sprite'; + + if ( _geometry === undefined ) { + + _geometry = new BufferGeometry(); + + const float32Array = new Float32Array( [ + - 0.5, - 0.5, 0, 0, 0, + 0.5, - 0.5, 0, 1, 0, + 0.5, 0.5, 0, 1, 1, + - 0.5, 0.5, 0, 0, 1 + ] ); + + const interleavedBuffer = new InterleavedBuffer( float32Array, 5 ); + + _geometry.setIndex( [ 0, 1, 2, 0, 2, 3 ] ); + _geometry.setAttribute( 'position', new InterleavedBufferAttribute( interleavedBuffer, 3, 0, false ) ); + _geometry.setAttribute( 'uv', new InterleavedBufferAttribute( interleavedBuffer, 2, 3, false ) ); + + } + + this.geometry = _geometry; + this.material = material; + + this.center = new Vector2( 0.5, 0.5 ); + + } + + raycast( raycaster, intersects ) { + + if ( raycaster.camera === null ) { + + console.error( 'THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.' ); + + } + + _worldScale.setFromMatrixScale( this.matrixWorld ); + + _viewWorldMatrix.copy( raycaster.camera.matrixWorld ); + this.modelViewMatrix.multiplyMatrices( raycaster.camera.matrixWorldInverse, this.matrixWorld ); + + _mvPosition.setFromMatrixPosition( this.modelViewMatrix ); + + if ( raycaster.camera.isPerspectiveCamera && this.material.sizeAttenuation === false ) { + + _worldScale.multiplyScalar( - _mvPosition.z ); + + } + + const rotation = this.material.rotation; + let sin, cos; + + if ( rotation !== 0 ) { + + cos = Math.cos( rotation ); + sin = Math.sin( rotation ); + + } + + const center = this.center; + + transformVertex( _vA.set( - 0.5, - 0.5, 0 ), _mvPosition, center, _worldScale, sin, cos ); + transformVertex( _vB.set( 0.5, - 0.5, 0 ), _mvPosition, center, _worldScale, sin, cos ); + transformVertex( _vC.set( 0.5, 0.5, 0 ), _mvPosition, center, _worldScale, sin, cos ); + + _uvA.set( 0, 0 ); + _uvB.set( 1, 0 ); + _uvC.set( 1, 1 ); + + // check first triangle + let intersect = raycaster.ray.intersectTriangle( _vA, _vB, _vC, false, _intersectPoint ); + + if ( intersect === null ) { + + // check second triangle + transformVertex( _vB.set( - 0.5, 0.5, 0 ), _mvPosition, center, _worldScale, sin, cos ); + _uvB.set( 0, 1 ); + + intersect = raycaster.ray.intersectTriangle( _vA, _vC, _vB, false, _intersectPoint ); + if ( intersect === null ) { + + return; + + } + + } + + const distance = raycaster.ray.origin.distanceTo( _intersectPoint ); + + if ( distance < raycaster.near || distance > raycaster.far ) return; + + intersects.push( { + + distance: distance, + point: _intersectPoint.clone(), + uv: Triangle.getInterpolation( _intersectPoint, _vA, _vB, _vC, _uvA, _uvB, _uvC, new Vector2() ), + face: null, + object: this + + } ); + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + if ( source.center !== undefined ) this.center.copy( source.center ); + + this.material = source.material; + + return this; + + } + +} + +function transformVertex( vertexPosition, mvPosition, center, scale, sin, cos ) { + + // compute position in camera space + _alignedPosition.subVectors( vertexPosition, center ).addScalar( 0.5 ).multiply( scale ); + + // to check if rotation is not zero + if ( sin !== undefined ) { + + _rotatedPosition.x = ( cos * _alignedPosition.x ) - ( sin * _alignedPosition.y ); + _rotatedPosition.y = ( sin * _alignedPosition.x ) + ( cos * _alignedPosition.y ); + + } else { + + _rotatedPosition.copy( _alignedPosition ); + + } + + + vertexPosition.copy( mvPosition ); + vertexPosition.x += _rotatedPosition.x; + vertexPosition.y += _rotatedPosition.y; + + // transform to world space + vertexPosition.applyMatrix4( _viewWorldMatrix ); + +} + +export { Sprite }; diff --git a/libs/three/src/renderers/WebGL1Renderer.js b/libs/three/src/renderers/WebGL1Renderer.js new file mode 100644 index 000000000..e6cc82999 --- /dev/null +++ b/libs/three/src/renderers/WebGL1Renderer.js @@ -0,0 +1,7 @@ +import { WebGLRenderer } from './WebGLRenderer.js'; + +class WebGL1Renderer extends WebGLRenderer {} + +WebGL1Renderer.prototype.isWebGL1Renderer = true; + +export { WebGL1Renderer }; diff --git a/libs/three/src/renderers/WebGL3DRenderTarget.js b/libs/three/src/renderers/WebGL3DRenderTarget.js new file mode 100644 index 000000000..be074da60 --- /dev/null +++ b/libs/three/src/renderers/WebGL3DRenderTarget.js @@ -0,0 +1,22 @@ +import { WebGLRenderTarget } from './WebGLRenderTarget.js'; +import { Data3DTexture } from '../textures/Data3DTexture.js'; + +class WebGL3DRenderTarget extends WebGLRenderTarget { + + constructor( width = 1, height = 1, depth = 1, options = {} ) { + + super( width, height, options ); + + this.isWebGL3DRenderTarget = true; + + this.depth = depth; + + this.texture = new Data3DTexture( null, width, height, depth ); + + this.texture.isRenderTargetTexture = true; + + } + +} + +export { WebGL3DRenderTarget }; diff --git a/libs/three/src/renderers/WebGLArrayRenderTarget.js b/libs/three/src/renderers/WebGLArrayRenderTarget.js new file mode 100644 index 000000000..769f9e5e0 --- /dev/null +++ b/libs/three/src/renderers/WebGLArrayRenderTarget.js @@ -0,0 +1,22 @@ +import { WebGLRenderTarget } from './WebGLRenderTarget.js'; +import { DataArrayTexture } from '../textures/DataArrayTexture.js'; + +class WebGLArrayRenderTarget extends WebGLRenderTarget { + + constructor( width = 1, height = 1, depth = 1, options = {} ) { + + super( width, height, options ); + + this.isWebGLArrayRenderTarget = true; + + this.depth = depth; + + this.texture = new DataArrayTexture( null, width, height, depth ); + + this.texture.isRenderTargetTexture = true; + + } + +} + +export { WebGLArrayRenderTarget }; diff --git a/libs/three/src/renderers/WebGLCubeRenderTarget.js b/libs/three/src/renderers/WebGLCubeRenderTarget.js new file mode 100644 index 000000000..a3271ed0d --- /dev/null +++ b/libs/three/src/renderers/WebGLCubeRenderTarget.js @@ -0,0 +1,155 @@ +import { BackSide, LinearFilter, LinearMipmapLinearFilter, NoBlending, NoColorSpace, SRGBColorSpace, sRGBEncoding } from '../constants.js'; +import { Mesh } from '../objects/Mesh.js'; +import { BoxGeometry } from '../geometries/BoxGeometry.js'; +import { ShaderMaterial } from '../materials/ShaderMaterial.js'; +import { cloneUniforms } from './shaders/UniformsUtils.js'; +import { WebGLRenderTarget } from './WebGLRenderTarget.js'; +import { CubeCamera } from '../cameras/CubeCamera.js'; +import { CubeTexture } from '../textures/CubeTexture.js'; +import { warnOnce } from '../utils.js'; + +class WebGLCubeRenderTarget extends WebGLRenderTarget { + + constructor( size = 1, options = {} ) { + + super( size, size, options ); + + this.isWebGLCubeRenderTarget = true; + + const image = { width: size, height: size, depth: 1 }; + const images = [ image, image, image, image, image, image ]; + + if ( options.encoding !== undefined ) { + + // @deprecated, r152 + warnOnce( 'THREE.WebGLCubeRenderTarget: option.encoding has been replaced by option.colorSpace.' ); + options.colorSpace = options.encoding === sRGBEncoding ? SRGBColorSpace : NoColorSpace; + + } + + this.texture = new CubeTexture( images, options.mapping, options.wrapS, options.wrapT, options.magFilter, options.minFilter, options.format, options.type, options.anisotropy, options.colorSpace ); + + // By convention -- likely based on the RenderMan spec from the 1990's -- cube maps are specified by WebGL (and three.js) + // in a coordinate system in which positive-x is to the right when looking up the positive-z axis -- in other words, + // in a left-handed coordinate system. By continuing this convention, preexisting cube maps continued to render correctly. + + // three.js uses a right-handed coordinate system. So environment maps used in three.js appear to have px and nx swapped + // and the flag isRenderTargetTexture controls this conversion. The flip is not required when using WebGLCubeRenderTarget.texture + // as a cube texture (this is detected when isRenderTargetTexture is set to true for cube textures). + + this.texture.isRenderTargetTexture = true; + + this.texture.generateMipmaps = options.generateMipmaps !== undefined ? options.generateMipmaps : false; + this.texture.minFilter = options.minFilter !== undefined ? options.minFilter : LinearFilter; + + } + + fromEquirectangularTexture( renderer, texture ) { + + this.texture.type = texture.type; + this.texture.colorSpace = texture.colorSpace; + + this.texture.generateMipmaps = texture.generateMipmaps; + this.texture.minFilter = texture.minFilter; + this.texture.magFilter = texture.magFilter; + + const shader = { + + uniforms: { + tEquirect: { value: null }, + }, + + vertexShader: /* glsl */` + + varying vec3 vWorldDirection; + + vec3 transformDirection( in vec3 dir, in mat4 matrix ) { + + return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz ); + + } + + void main() { + + vWorldDirection = transformDirection( position, modelMatrix ); + + #include + #include + + } + `, + + fragmentShader: /* glsl */` + + uniform sampler2D tEquirect; + + varying vec3 vWorldDirection; + + #include + + void main() { + + vec3 direction = normalize( vWorldDirection ); + + vec2 sampleUV = equirectUv( direction ); + + gl_FragColor = texture2D( tEquirect, sampleUV ); + + } + ` + }; + + const geometry = new BoxGeometry( 5, 5, 5 ); + + const material = new ShaderMaterial( { + + name: 'CubemapFromEquirect', + + uniforms: cloneUniforms( shader.uniforms ), + vertexShader: shader.vertexShader, + fragmentShader: shader.fragmentShader, + side: BackSide, + blending: NoBlending + + } ); + + material.uniforms.tEquirect.value = texture; + + const mesh = new Mesh( geometry, material ); + + const currentMinFilter = texture.minFilter; + + // Avoid blurred poles + if ( texture.minFilter === LinearMipmapLinearFilter ) texture.minFilter = LinearFilter; + + const camera = new CubeCamera( 1, 10, this ); + camera.update( renderer, mesh ); + + texture.minFilter = currentMinFilter; + + mesh.geometry.dispose(); + mesh.material.dispose(); + + return this; + + } + + clear( renderer, color, depth, stencil ) { + + const currentRenderTarget = renderer.getRenderTarget(); + + for ( let i = 0; i < 6; i ++ ) { + + renderer.setRenderTarget( this, i ); + + renderer.clear( color, depth, stencil ); + + } + + renderer.setRenderTarget( currentRenderTarget ); + + } + +} + +export { WebGLCubeRenderTarget }; diff --git a/libs/three/src/renderers/WebGLMultipleRenderTargets.js b/libs/three/src/renderers/WebGLMultipleRenderTargets.js new file mode 100644 index 000000000..5d06373b8 --- /dev/null +++ b/libs/three/src/renderers/WebGLMultipleRenderTargets.js @@ -0,0 +1,82 @@ +import { WebGLRenderTarget } from './WebGLRenderTarget.js'; + +class WebGLMultipleRenderTargets extends WebGLRenderTarget { + + constructor( width = 1, height = 1, count = 1, options = {} ) { + + super( width, height, options ); + + this.isWebGLMultipleRenderTargets = true; + + const texture = this.texture; + + this.texture = []; + + for ( let i = 0; i < count; i ++ ) { + + this.texture[ i ] = texture.clone(); + this.texture[ i ].isRenderTargetTexture = true; + + } + + } + + setSize( width, height, depth = 1 ) { + + if ( this.width !== width || this.height !== height || this.depth !== depth ) { + + this.width = width; + this.height = height; + this.depth = depth; + + for ( let i = 0, il = this.texture.length; i < il; i ++ ) { + + this.texture[ i ].image.width = width; + this.texture[ i ].image.height = height; + this.texture[ i ].image.depth = depth; + + } + + this.dispose(); + + } + + this.viewport.set( 0, 0, width, height ); + this.scissor.set( 0, 0, width, height ); + + } + + copy( source ) { + + this.dispose(); + + this.width = source.width; + this.height = source.height; + this.depth = source.depth; + + this.scissor.copy( source.scissor ); + this.scissorTest = source.scissorTest; + + this.viewport.copy( source.viewport ); + + this.depthBuffer = source.depthBuffer; + this.stencilBuffer = source.stencilBuffer; + + if ( source.depthTexture !== null ) this.depthTexture = source.depthTexture.clone(); + + this.texture.length = 0; + + for ( let i = 0, il = source.texture.length; i < il; i ++ ) { + + this.texture[ i ] = source.texture[ i ].clone(); + this.texture[ i ].isRenderTargetTexture = true; + + } + + return this; + + } + +} + +export { WebGLMultipleRenderTargets }; diff --git a/libs/three/src/renderers/WebGLRenderTarget.js b/libs/three/src/renderers/WebGLRenderTarget.js new file mode 100644 index 000000000..167d083db --- /dev/null +++ b/libs/three/src/renderers/WebGLRenderTarget.js @@ -0,0 +1,15 @@ +import { RenderTarget } from '../core/RenderTarget.js'; + +class WebGLRenderTarget extends RenderTarget { + + constructor( width = 1, height = 1, options = {} ) { + + super( width, height, options ); + + this.isWebGLRenderTarget = true; + + } + +} + +export { WebGLRenderTarget }; diff --git a/libs/three/src/renderers/WebGLRenderer.js b/libs/three/src/renderers/WebGLRenderer.js new file mode 100644 index 000000000..6babb4c3f --- /dev/null +++ b/libs/three/src/renderers/WebGLRenderer.js @@ -0,0 +1,2606 @@ +import { + REVISION, + BackSide, + FrontSide, + DoubleSide, + RGBAFormat, + HalfFloatType, + FloatType, + UnsignedByteType, + NoToneMapping, + LinearMipmapLinearFilter, + SRGBColorSpace, + LinearSRGBColorSpace, + sRGBEncoding, + LinearEncoding, + RGBAIntegerFormat, + RGIntegerFormat, + RedIntegerFormat, + UnsignedIntType, + UnsignedShortType, + UnsignedInt248Type, + UnsignedShort4444Type, + UnsignedShort5551Type, + WebGLCoordinateSystem, + DisplayP3ColorSpace, + LinearDisplayP3ColorSpace +} from '../constants.js'; +import { Color } from '../math/Color.js'; +import { Frustum } from '../math/Frustum.js'; +import { Matrix4 } from '../math/Matrix4.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Vector3 } from '../math/Vector3.js'; +import { Vector4 } from '../math/Vector4.js'; +import { floorPowerOfTwo } from '../math/MathUtils.js'; +import { WebGLAnimation } from './webgl/WebGLAnimation.js'; +import { WebGLAttributes } from './webgl/WebGLAttributes.js'; +import { WebGLBackground } from './webgl/WebGLBackground.js'; +import { WebGLBindingStates } from './webgl/WebGLBindingStates.js'; +import { WebGLBufferRenderer } from './webgl/WebGLBufferRenderer.js'; +import { WebGLCapabilities } from './webgl/WebGLCapabilities.js'; +import { WebGLClipping } from './webgl/WebGLClipping.js'; +import { WebGLCubeMaps } from './webgl/WebGLCubeMaps.js'; +import { WebGLCubeUVMaps } from './webgl/WebGLCubeUVMaps.js'; +import { WebGLExtensions } from './webgl/WebGLExtensions.js'; +import { WebGLGeometries } from './webgl/WebGLGeometries.js'; +import { WebGLIndexedBufferRenderer } from './webgl/WebGLIndexedBufferRenderer.js'; +import { WebGLInfo } from './webgl/WebGLInfo.js'; +import { WebGLMorphtargets } from './webgl/WebGLMorphtargets.js'; +import { WebGLObjects } from './webgl/WebGLObjects.js'; +import { WebGLPrograms } from './webgl/WebGLPrograms.js'; +import { WebGLProperties } from './webgl/WebGLProperties.js'; +import { WebGLRenderLists } from './webgl/WebGLRenderLists.js'; +import { WebGLRenderStates } from './webgl/WebGLRenderStates.js'; +import { WebGLRenderTarget } from './WebGLRenderTarget.js'; +import { WebGLShadowMap } from './webgl/WebGLShadowMap.js'; +import { WebGLState } from './webgl/WebGLState.js'; +import { WebGLTextures } from './webgl/WebGLTextures.js'; +import { WebGLUniforms } from './webgl/WebGLUniforms.js'; +import { WebGLUtils } from './webgl/WebGLUtils.js'; +import { WebXRManager } from './webxr/WebXRManager.js'; +import { WebGLMaterials } from './webgl/WebGLMaterials.js'; +import { WebGLUniformsGroups } from './webgl/WebGLUniformsGroups.js'; +import { createCanvasElement } from '../utils.js'; +import { ColorManagement } from '../math/ColorManagement.js'; + +class WebGLRenderer { + + constructor( parameters = {} ) { + + const { + canvas = createCanvasElement(), + context = null, + depth = true, + stencil = true, + alpha = false, + antialias = false, + premultipliedAlpha = true, + preserveDrawingBuffer = false, + powerPreference = 'default', + failIfMajorPerformanceCaveat = false, + } = parameters; + + this.isWebGLRenderer = true; + + let _alpha; + + if ( context !== null ) { + + _alpha = context.getContextAttributes().alpha; + + } else { + + _alpha = alpha; + + } + + const uintClearColor = new Uint32Array( 4 ); + const intClearColor = new Int32Array( 4 ); + + let currentRenderList = null; + let currentRenderState = null; + + // render() can be called from within a callback triggered by another render. + // We track this so that the nested render call gets its list and state isolated from the parent render call. + + const renderListStack = []; + const renderStateStack = []; + + // public properties + + this.domElement = canvas; + + // Debug configuration container + this.debug = { + + /** + * Enables error checking and reporting when shader programs are being compiled + * @type {boolean} + */ + checkShaderErrors: true, + /** + * Callback for custom error reporting. + * @type {?Function} + */ + onShaderError: null + }; + + // clearing + + this.autoClear = true; + this.autoClearColor = true; + this.autoClearDepth = true; + this.autoClearStencil = true; + + // scene graph + + this.sortObjects = true; + + // user-defined clipping + + this.clippingPlanes = []; + this.localClippingEnabled = false; + + // physically based shading + + this._outputColorSpace = SRGBColorSpace; + + // physical lights + + this._useLegacyLights = false; + + // tone mapping + + this.toneMapping = NoToneMapping; + this.toneMappingExposure = 1.0; + + // internal properties + + const _this = this; + + let _isContextLost = false; + + // internal state cache + + let _currentActiveCubeFace = 0; + let _currentActiveMipmapLevel = 0; + let _currentRenderTarget = null; + let _currentMaterialId = - 1; + + let _currentCamera = null; + + const _currentViewport = new Vector4(); + const _currentScissor = new Vector4(); + let _currentScissorTest = null; + + const _currentClearColor = new Color( 0x000000 ); + let _currentClearAlpha = 0; + + // + + let _width = canvas.width; + let _height = canvas.height; + + let _pixelRatio = 1; + let _opaqueSort = null; + let _transparentSort = null; + + const _viewport = new Vector4( 0, 0, _width, _height ); + const _scissor = new Vector4( 0, 0, _width, _height ); + let _scissorTest = false; + + // frustum + + const _frustum = new Frustum(); + + // clipping + + let _clippingEnabled = false; + let _localClippingEnabled = false; + + // transmission + + let _transmissionRenderTarget = null; + + // camera matrices cache + + const _projScreenMatrix = new Matrix4(); + + const _vector2 = new Vector2(); + const _vector3 = new Vector3(); + + const _emptyScene = { background: null, fog: null, environment: null, overrideMaterial: null, isScene: true }; + + function getTargetPixelRatio() { + + return _currentRenderTarget === null ? _pixelRatio : 1; + + } + + // initialize + + let _gl = context; + + function getContext( contextNames, contextAttributes ) { + + for ( let i = 0; i < contextNames.length; i ++ ) { + + const contextName = contextNames[ i ]; + const context = canvas.getContext( contextName, contextAttributes ); + if ( context !== null ) return context; + + } + + return null; + + } + + try { + + const contextAttributes = { + alpha: true, + depth, + stencil, + antialias, + premultipliedAlpha, + preserveDrawingBuffer, + powerPreference, + failIfMajorPerformanceCaveat, + }; + + // OffscreenCanvas does not have setAttribute, see #22811 + if ( 'setAttribute' in canvas ) canvas.setAttribute( 'data-engine', `three.js r${REVISION}` ); + + // event listeners must be registered before WebGL context is created, see #12753 + canvas.addEventListener( 'webglcontextlost', onContextLost, false ); + canvas.addEventListener( 'webglcontextrestored', onContextRestore, false ); + canvas.addEventListener( 'webglcontextcreationerror', onContextCreationError, false ); + + if ( _gl === null ) { + + const contextNames = [ 'webgl2', 'webgl', 'experimental-webgl' ]; + + if ( _this.isWebGL1Renderer === true ) { + + contextNames.shift(); + + } + + _gl = getContext( contextNames, contextAttributes ); + + if ( _gl === null ) { + + if ( getContext( contextNames ) ) { + + throw new Error( 'Error creating WebGL context with your selected attributes.' ); + + } else { + + throw new Error( 'Error creating WebGL context.' ); + + } + + } + + } + + if ( typeof WebGLRenderingContext !== 'undefined' && _gl instanceof WebGLRenderingContext ) { // @deprecated, r153 + + console.warn( 'THREE.WebGLRenderer: WebGL 1 support was deprecated in r153 and will be removed in r163.' ); + + } + + // Some experimental-webgl implementations do not have getShaderPrecisionFormat + + if ( _gl.getShaderPrecisionFormat === undefined ) { + + _gl.getShaderPrecisionFormat = function () { + + return { 'rangeMin': 1, 'rangeMax': 1, 'precision': 1 }; + + }; + + } + + } catch ( error ) { + + console.error( 'THREE.WebGLRenderer: ' + error.message ); + throw error; + + } + + let extensions, capabilities, state, info; + let properties, textures, cubemaps, cubeuvmaps, attributes, geometries, objects; + let programCache, materials, renderLists, renderStates, clipping, shadowMap; + + let background, morphtargets, bufferRenderer, indexedBufferRenderer; + + let utils, bindingStates, uniformsGroups; + + function initGLContext() { + + extensions = new WebGLExtensions( _gl ); + + capabilities = new WebGLCapabilities( _gl, extensions, parameters ); + + extensions.init( capabilities ); + + utils = new WebGLUtils( _gl, extensions, capabilities ); + + state = new WebGLState( _gl, extensions, capabilities ); + + info = new WebGLInfo( _gl ); + properties = new WebGLProperties(); + textures = new WebGLTextures( _gl, extensions, state, properties, capabilities, utils, info ); + cubemaps = new WebGLCubeMaps( _this ); + cubeuvmaps = new WebGLCubeUVMaps( _this ); + attributes = new WebGLAttributes( _gl, capabilities ); + bindingStates = new WebGLBindingStates( _gl, extensions, attributes, capabilities ); + geometries = new WebGLGeometries( _gl, attributes, info, bindingStates ); + objects = new WebGLObjects( _gl, geometries, attributes, info ); + morphtargets = new WebGLMorphtargets( _gl, capabilities, textures ); + clipping = new WebGLClipping( properties ); + programCache = new WebGLPrograms( _this, cubemaps, cubeuvmaps, extensions, capabilities, bindingStates, clipping ); + materials = new WebGLMaterials( _this, properties ); + renderLists = new WebGLRenderLists(); + renderStates = new WebGLRenderStates( extensions, capabilities ); + background = new WebGLBackground( _this, cubemaps, cubeuvmaps, state, objects, _alpha, premultipliedAlpha ); + shadowMap = new WebGLShadowMap( _this, objects, capabilities ); + uniformsGroups = new WebGLUniformsGroups( _gl, info, capabilities, state ); + + bufferRenderer = new WebGLBufferRenderer( _gl, extensions, info, capabilities ); + indexedBufferRenderer = new WebGLIndexedBufferRenderer( _gl, extensions, info, capabilities ); + + info.programs = programCache.programs; + + _this.capabilities = capabilities; + _this.extensions = extensions; + _this.properties = properties; + _this.renderLists = renderLists; + _this.shadowMap = shadowMap; + _this.state = state; + _this.info = info; + + } + + initGLContext(); + + // xr + + const xr = new WebXRManager( _this, _gl ); + + this.xr = xr; + + // API + + this.getContext = function () { + + return _gl; + + }; + + this.getContextAttributes = function () { + + return _gl.getContextAttributes(); + + }; + + this.forceContextLoss = function () { + + const extension = extensions.get( 'WEBGL_lose_context' ); + if ( extension ) extension.loseContext(); + + }; + + this.forceContextRestore = function () { + + const extension = extensions.get( 'WEBGL_lose_context' ); + if ( extension ) extension.restoreContext(); + + }; + + this.getPixelRatio = function () { + + return _pixelRatio; + + }; + + this.setPixelRatio = function ( value ) { + + if ( value === undefined ) return; + + _pixelRatio = value; + + this.setSize( _width, _height, false ); + + }; + + this.getSize = function ( target ) { + + return target.set( _width, _height ); + + }; + + this.setSize = function ( width, height, updateStyle = true ) { + + if ( xr.isPresenting ) { + + console.warn( 'THREE.WebGLRenderer: Can\'t change size while VR device is presenting.' ); + return; + + } + + _width = width; + _height = height; + + canvas.width = Math.floor( width * _pixelRatio ); + canvas.height = Math.floor( height * _pixelRatio ); + + if ( updateStyle === true ) { + + canvas.style.width = width + 'px'; + canvas.style.height = height + 'px'; + + } + + this.setViewport( 0, 0, width, height ); + + }; + + this.getDrawingBufferSize = function ( target ) { + + return target.set( _width * _pixelRatio, _height * _pixelRatio ).floor(); + + }; + + this.setDrawingBufferSize = function ( width, height, pixelRatio ) { + + _width = width; + _height = height; + + _pixelRatio = pixelRatio; + + canvas.width = Math.floor( width * pixelRatio ); + canvas.height = Math.floor( height * pixelRatio ); + + this.setViewport( 0, 0, width, height ); + + }; + + this.getCurrentViewport = function ( target ) { + + return target.copy( _currentViewport ); + + }; + + this.getViewport = function ( target ) { + + return target.copy( _viewport ); + + }; + + this.setViewport = function ( x, y, width, height ) { + + if ( x.isVector4 ) { + + _viewport.set( x.x, x.y, x.z, x.w ); + + } else { + + _viewport.set( x, y, width, height ); + + } + + state.viewport( _currentViewport.copy( _viewport ).multiplyScalar( _pixelRatio ).floor() ); + + }; + + this.getScissor = function ( target ) { + + return target.copy( _scissor ); + + }; + + this.setScissor = function ( x, y, width, height ) { + + if ( x.isVector4 ) { + + _scissor.set( x.x, x.y, x.z, x.w ); + + } else { + + _scissor.set( x, y, width, height ); + + } + + state.scissor( _currentScissor.copy( _scissor ).multiplyScalar( _pixelRatio ).floor() ); + + }; + + this.getScissorTest = function () { + + return _scissorTest; + + }; + + this.setScissorTest = function ( boolean ) { + + state.setScissorTest( _scissorTest = boolean ); + + }; + + this.setOpaqueSort = function ( method ) { + + _opaqueSort = method; + + }; + + this.setTransparentSort = function ( method ) { + + _transparentSort = method; + + }; + + // Clearing + + this.getClearColor = function ( target ) { + + return target.copy( background.getClearColor() ); + + }; + + this.setClearColor = function () { + + background.setClearColor.apply( background, arguments ); + + }; + + this.getClearAlpha = function () { + + return background.getClearAlpha(); + + }; + + this.setClearAlpha = function () { + + background.setClearAlpha.apply( background, arguments ); + + }; + + this.clear = function ( color = true, depth = true, stencil = true ) { + + let bits = 0; + + if ( color ) { + + // check if we're trying to clear an integer target + let isIntegerFormat = false; + if ( _currentRenderTarget !== null ) { + + const targetFormat = _currentRenderTarget.texture.format; + isIntegerFormat = targetFormat === RGBAIntegerFormat || + targetFormat === RGIntegerFormat || + targetFormat === RedIntegerFormat; + + } + + // use the appropriate clear functions to clear the target if it's a signed + // or unsigned integer target + if ( isIntegerFormat ) { + + const targetType = _currentRenderTarget.texture.type; + const isUnsignedType = targetType === UnsignedByteType || + targetType === UnsignedIntType || + targetType === UnsignedShortType || + targetType === UnsignedInt248Type || + targetType === UnsignedShort4444Type || + targetType === UnsignedShort5551Type; + + const clearColor = background.getClearColor(); + const a = background.getClearAlpha(); + const r = clearColor.r; + const g = clearColor.g; + const b = clearColor.b; + + if ( isUnsignedType ) { + + uintClearColor[ 0 ] = r; + uintClearColor[ 1 ] = g; + uintClearColor[ 2 ] = b; + uintClearColor[ 3 ] = a; + _gl.clearBufferuiv( _gl.COLOR, 0, uintClearColor ); + + } else { + + intClearColor[ 0 ] = r; + intClearColor[ 1 ] = g; + intClearColor[ 2 ] = b; + intClearColor[ 3 ] = a; + _gl.clearBufferiv( _gl.COLOR, 0, intClearColor ); + + } + + } else { + + bits |= _gl.COLOR_BUFFER_BIT; + + } + + } + + if ( depth ) bits |= _gl.DEPTH_BUFFER_BIT; + if ( stencil ) { + + bits |= _gl.STENCIL_BUFFER_BIT; + this.state.buffers.stencil.setMask( 0xffffffff ); + + } + + _gl.clear( bits ); + + }; + + this.clearColor = function () { + + this.clear( true, false, false ); + + }; + + this.clearDepth = function () { + + this.clear( false, true, false ); + + }; + + this.clearStencil = function () { + + this.clear( false, false, true ); + + }; + + // + + this.dispose = function () { + + canvas.removeEventListener( 'webglcontextlost', onContextLost, false ); + canvas.removeEventListener( 'webglcontextrestored', onContextRestore, false ); + canvas.removeEventListener( 'webglcontextcreationerror', onContextCreationError, false ); + + renderLists.dispose(); + renderStates.dispose(); + properties.dispose(); + cubemaps.dispose(); + cubeuvmaps.dispose(); + objects.dispose(); + bindingStates.dispose(); + uniformsGroups.dispose(); + programCache.dispose(); + + xr.dispose(); + + xr.removeEventListener( 'sessionstart', onXRSessionStart ); + xr.removeEventListener( 'sessionend', onXRSessionEnd ); + + if ( _transmissionRenderTarget ) { + + _transmissionRenderTarget.dispose(); + _transmissionRenderTarget = null; + + } + + animation.stop(); + + }; + + // Events + + function onContextLost( event ) { + + event.preventDefault(); + + console.log( 'THREE.WebGLRenderer: Context Lost.' ); + + _isContextLost = true; + + } + + function onContextRestore( /* event */ ) { + + console.log( 'THREE.WebGLRenderer: Context Restored.' ); + + _isContextLost = false; + + const infoAutoReset = info.autoReset; + const shadowMapEnabled = shadowMap.enabled; + const shadowMapAutoUpdate = shadowMap.autoUpdate; + const shadowMapNeedsUpdate = shadowMap.needsUpdate; + const shadowMapType = shadowMap.type; + + initGLContext(); + + info.autoReset = infoAutoReset; + shadowMap.enabled = shadowMapEnabled; + shadowMap.autoUpdate = shadowMapAutoUpdate; + shadowMap.needsUpdate = shadowMapNeedsUpdate; + shadowMap.type = shadowMapType; + + } + + function onContextCreationError( event ) { + + console.error( 'THREE.WebGLRenderer: A WebGL context could not be created. Reason: ', event.statusMessage ); + + } + + function onMaterialDispose( event ) { + + const material = event.target; + + material.removeEventListener( 'dispose', onMaterialDispose ); + + deallocateMaterial( material ); + + } + + // Buffer deallocation + + function deallocateMaterial( material ) { + + releaseMaterialProgramReferences( material ); + + properties.remove( material ); + + } + + + function releaseMaterialProgramReferences( material ) { + + const programs = properties.get( material ).programs; + + if ( programs !== undefined ) { + + programs.forEach( function ( program ) { + + programCache.releaseProgram( program ); + + } ); + + if ( material.isShaderMaterial ) { + + programCache.releaseShaderCache( material ); + + } + + } + + } + + // Buffer rendering + + this.renderBufferDirect = function ( camera, scene, geometry, material, object, group ) { + + if ( scene === null ) scene = _emptyScene; // renderBufferDirect second parameter used to be fog (could be null) + + const frontFaceCW = ( object.isMesh && object.matrixWorld.determinant() < 0 ); + + const program = setProgram( camera, scene, geometry, material, object ); + + state.setMaterial( material, frontFaceCW ); + + // + + let index = geometry.index; + let rangeFactor = 1; + + if ( material.wireframe === true ) { + + index = geometries.getWireframeAttribute( geometry ); + + if ( index === undefined ) return; + + rangeFactor = 2; + + } + + // + + const drawRange = geometry.drawRange; + const position = geometry.attributes.position; + + let drawStart = drawRange.start * rangeFactor; + let drawEnd = ( drawRange.start + drawRange.count ) * rangeFactor; + + if ( group !== null ) { + + drawStart = Math.max( drawStart, group.start * rangeFactor ); + drawEnd = Math.min( drawEnd, ( group.start + group.count ) * rangeFactor ); + + } + + if ( index !== null ) { + + drawStart = Math.max( drawStart, 0 ); + drawEnd = Math.min( drawEnd, index.count ); + + } else if ( position !== undefined && position !== null ) { + + drawStart = Math.max( drawStart, 0 ); + drawEnd = Math.min( drawEnd, position.count ); + + } + + const drawCount = drawEnd - drawStart; + + if ( drawCount < 0 || drawCount === Infinity ) return; + + // + + bindingStates.setup( object, material, program, geometry, index ); + + let attribute; + let renderer = bufferRenderer; + + if ( index !== null ) { + + attribute = attributes.get( index ); + + renderer = indexedBufferRenderer; + renderer.setIndex( attribute ); + + } + + // + + if ( object.isMesh ) { + + if ( material.wireframe === true ) { + + state.setLineWidth( material.wireframeLinewidth * getTargetPixelRatio() ); + renderer.setMode( _gl.LINES ); + + } else { + + renderer.setMode( _gl.TRIANGLES ); + + } + + } else if ( object.isLine ) { + + let lineWidth = material.linewidth; + + if ( lineWidth === undefined ) lineWidth = 1; // Not using Line*Material + + state.setLineWidth( lineWidth * getTargetPixelRatio() ); + + if ( object.isLineSegments ) { + + renderer.setMode( _gl.LINES ); + + } else if ( object.isLineLoop ) { + + renderer.setMode( _gl.LINE_LOOP ); + + } else { + + renderer.setMode( _gl.LINE_STRIP ); + + } + + } else if ( object.isPoints ) { + + renderer.setMode( _gl.POINTS ); + + } else if ( object.isSprite ) { + + renderer.setMode( _gl.TRIANGLES ); + + } + + if ( object.isBatchedMesh ) { + + renderer.renderMultiDraw( object._multiDrawStarts, object._multiDrawCounts, object._multiDrawCount ); + + } else if ( object.isInstancedMesh ) { + + renderer.renderInstances( drawStart, drawCount, object.count ); + + } else if ( geometry.isInstancedBufferGeometry ) { + + const maxInstanceCount = geometry._maxInstanceCount !== undefined ? geometry._maxInstanceCount : Infinity; + const instanceCount = Math.min( geometry.instanceCount, maxInstanceCount ); + + renderer.renderInstances( drawStart, drawCount, instanceCount ); + + } else { + + renderer.render( drawStart, drawCount ); + + } + + }; + + // Compile + + function prepareMaterial( material, scene, object ) { + + if ( material.transparent === true && material.side === DoubleSide && material.forceSinglePass === false ) { + + material.side = BackSide; + material.needsUpdate = true; + getProgram( material, scene, object ); + + material.side = FrontSide; + material.needsUpdate = true; + getProgram( material, scene, object ); + + material.side = DoubleSide; + + } else { + + getProgram( material, scene, object ); + + } + + } + + this.compile = function ( scene, camera, targetScene = null ) { + + if ( targetScene === null ) targetScene = scene; + + currentRenderState = renderStates.get( targetScene ); + currentRenderState.init(); + + renderStateStack.push( currentRenderState ); + + // gather lights from both the target scene and the new object that will be added to the scene. + + targetScene.traverseVisible( function ( object ) { + + if ( object.isLight && object.layers.test( camera.layers ) ) { + + currentRenderState.pushLight( object ); + + if ( object.castShadow ) { + + currentRenderState.pushShadow( object ); + + } + + } + + } ); + + if ( scene !== targetScene ) { + + scene.traverseVisible( function ( object ) { + + if ( object.isLight && object.layers.test( camera.layers ) ) { + + currentRenderState.pushLight( object ); + + if ( object.castShadow ) { + + currentRenderState.pushShadow( object ); + + } + + } + + } ); + + } + + currentRenderState.setupLights( _this._useLegacyLights ); + + // Only initialize materials in the new scene, not the targetScene. + + const materials = new Set(); + + scene.traverse( function ( object ) { + + const material = object.material; + + if ( material ) { + + if ( Array.isArray( material ) ) { + + for ( let i = 0; i < material.length; i ++ ) { + + const material2 = material[ i ]; + + prepareMaterial( material2, targetScene, object ); + materials.add( material2 ); + + } + + } else { + + prepareMaterial( material, targetScene, object ); + materials.add( material ); + + } + + } + + } ); + + renderStateStack.pop(); + currentRenderState = null; + + return materials; + + }; + + // compileAsync + + this.compileAsync = function ( scene, camera, targetScene = null ) { + + const materials = this.compile( scene, camera, targetScene ); + + // Wait for all the materials in the new object to indicate that they're + // ready to be used before resolving the promise. + + return new Promise( ( resolve ) => { + + function checkMaterialsReady() { + + materials.forEach( function ( material ) { + + const materialProperties = properties.get( material ); + const program = materialProperties.currentProgram; + + if ( program.isReady() ) { + + // remove any programs that report they're ready to use from the list + materials.delete( material ); + + } + + } ); + + // once the list of compiling materials is empty, call the callback + + if ( materials.size === 0 ) { + + resolve( scene ); + return; + + } + + // if some materials are still not ready, wait a bit and check again + + setTimeout( checkMaterialsReady, 10 ); + + } + + if ( extensions.get( 'KHR_parallel_shader_compile' ) !== null ) { + + // If we can check the compilation status of the materials without + // blocking then do so right away. + + checkMaterialsReady(); + + } else { + + // Otherwise start by waiting a bit to give the materials we just + // initialized a chance to finish. + + setTimeout( checkMaterialsReady, 10 ); + + } + + } ); + + }; + + // Animation Loop + + let onAnimationFrameCallback = null; + + function onAnimationFrame( time ) { + + if ( onAnimationFrameCallback ) onAnimationFrameCallback( time ); + + } + + function onXRSessionStart() { + + animation.stop(); + + } + + function onXRSessionEnd() { + + animation.start(); + + } + + const animation = new WebGLAnimation(); + animation.setAnimationLoop( onAnimationFrame ); + + if ( typeof self !== 'undefined' ) animation.setContext( self ); + + this.setAnimationLoop = function ( callback ) { + + onAnimationFrameCallback = callback; + xr.setAnimationLoop( callback ); + + ( callback === null ) ? animation.stop() : animation.start(); + + }; + + xr.addEventListener( 'sessionstart', onXRSessionStart ); + xr.addEventListener( 'sessionend', onXRSessionEnd ); + + // Rendering + + this.render = function ( scene, camera ) { + + if ( camera !== undefined && camera.isCamera !== true ) { + + console.error( 'THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.' ); + return; + + } + + if ( _isContextLost === true ) return; + + // update scene graph + + if ( scene.matrixWorldAutoUpdate === true ) scene.updateMatrixWorld(); + + // update camera matrices and frustum + + if ( camera.parent === null && camera.matrixWorldAutoUpdate === true ) camera.updateMatrixWorld(); + + if ( xr.enabled === true && xr.isPresenting === true ) { + + if ( xr.cameraAutoUpdate === true ) xr.updateCamera( camera ); + + camera = xr.getCamera(); // use XR camera for rendering + + } + + // + if ( scene.isScene === true ) scene.onBeforeRender( _this, scene, camera, _currentRenderTarget ); + + currentRenderState = renderStates.get( scene, renderStateStack.length ); + currentRenderState.init(); + + renderStateStack.push( currentRenderState ); + + _projScreenMatrix.multiplyMatrices( camera.projectionMatrix, camera.matrixWorldInverse ); + _frustum.setFromProjectionMatrix( _projScreenMatrix ); + + _localClippingEnabled = this.localClippingEnabled; + _clippingEnabled = clipping.init( this.clippingPlanes, _localClippingEnabled ); + + currentRenderList = renderLists.get( scene, renderListStack.length ); + currentRenderList.init(); + + renderListStack.push( currentRenderList ); + + projectObject( scene, camera, 0, _this.sortObjects ); + + currentRenderList.finish(); + + if ( _this.sortObjects === true ) { + + currentRenderList.sort( _opaqueSort, _transparentSort ); + + } + + // + + this.info.render.frame ++; + + if ( _clippingEnabled === true ) clipping.beginShadows(); + + const shadowsArray = currentRenderState.state.shadowsArray; + + shadowMap.render( shadowsArray, scene, camera ); + + if ( _clippingEnabled === true ) clipping.endShadows(); + + // + + if ( this.info.autoReset === true ) this.info.reset(); + + + // + + background.render( currentRenderList, scene ); + + // render scene + + currentRenderState.setupLights( _this._useLegacyLights ); + + if ( camera.isArrayCamera ) { + + const cameras = camera.cameras; + + for ( let i = 0, l = cameras.length; i < l; i ++ ) { + + const camera2 = cameras[ i ]; + + renderScene( currentRenderList, scene, camera2, camera2.viewport ); + + } + + } else { + + renderScene( currentRenderList, scene, camera ); + + } + + // + + if ( _currentRenderTarget !== null ) { + + // resolve multisample renderbuffers to a single-sample texture if necessary + + textures.updateMultisampleRenderTarget( _currentRenderTarget ); + + // Generate mipmap if we're using any kind of mipmap filtering + + textures.updateRenderTargetMipmap( _currentRenderTarget ); + + } + + // + + if ( scene.isScene === true ) scene.onAfterRender( _this, scene, camera ); + + // _gl.finish(); + + bindingStates.resetDefaultState(); + _currentMaterialId = - 1; + _currentCamera = null; + + renderStateStack.pop(); + + if ( renderStateStack.length > 0 ) { + + currentRenderState = renderStateStack[ renderStateStack.length - 1 ]; + + } else { + + currentRenderState = null; + + } + + renderListStack.pop(); + + if ( renderListStack.length > 0 ) { + + currentRenderList = renderListStack[ renderListStack.length - 1 ]; + + } else { + + currentRenderList = null; + + } + + }; + + function projectObject( object, camera, groupOrder, sortObjects ) { + + if ( object.visible === false ) return; + + const visible = object.layers.test( camera.layers ); + + if ( visible ) { + + if ( object.isGroup ) { + + groupOrder = object.renderOrder; + + } else if ( object.isLOD ) { + + if ( object.autoUpdate === true ) object.update( camera ); + + } else if ( object.isLight ) { + + currentRenderState.pushLight( object ); + + if ( object.castShadow ) { + + currentRenderState.pushShadow( object ); + + } + + } else if ( object.isSprite ) { + + if ( ! object.frustumCulled || _frustum.intersectsSprite( object ) ) { + + if ( sortObjects ) { + + _vector3.setFromMatrixPosition( object.matrixWorld ) + .applyMatrix4( _projScreenMatrix ); + + } + + const geometry = objects.update( object ); + const material = object.material; + + if ( material.visible ) { + + currentRenderList.push( object, geometry, material, groupOrder, _vector3.z, null ); + + } + + } + + } else if ( object.isMesh || object.isLine || object.isPoints ) { + + if ( ! object.frustumCulled || _frustum.intersectsObject( object ) ) { + + const geometry = objects.update( object ); + const material = object.material; + + if ( sortObjects ) { + + if ( object.boundingSphere !== undefined ) { + + if ( object.boundingSphere === null ) object.computeBoundingSphere(); + _vector3.copy( object.boundingSphere.center ); + + } else { + + if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere(); + _vector3.copy( geometry.boundingSphere.center ); + + } + + _vector3 + .applyMatrix4( object.matrixWorld ) + .applyMatrix4( _projScreenMatrix ); + + } + + if ( Array.isArray( material ) ) { + + const groups = geometry.groups; + + for ( let i = 0, l = groups.length; i < l; i ++ ) { + + const group = groups[ i ]; + const groupMaterial = material[ group.materialIndex ]; + + if ( groupMaterial && groupMaterial.visible ) { + + currentRenderList.push( object, geometry, groupMaterial, groupOrder, _vector3.z, group ); + + } + + } + + } else if ( material.visible ) { + + currentRenderList.push( object, geometry, material, groupOrder, _vector3.z, null ); + + } + + } + + } + + } + + const children = object.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + projectObject( children[ i ], camera, groupOrder, sortObjects ); + + } + + } + + function renderScene( currentRenderList, scene, camera, viewport ) { + + const opaqueObjects = currentRenderList.opaque; + const transmissiveObjects = currentRenderList.transmissive; + const transparentObjects = currentRenderList.transparent; + + currentRenderState.setupLightsView( camera ); + + if ( _clippingEnabled === true ) clipping.setGlobalState( _this.clippingPlanes, camera ); + + if ( transmissiveObjects.length > 0 ) renderTransmissionPass( opaqueObjects, transmissiveObjects, scene, camera ); + + if ( viewport ) state.viewport( _currentViewport.copy( viewport ) ); + + if ( opaqueObjects.length > 0 ) renderObjects( opaqueObjects, scene, camera ); + if ( transmissiveObjects.length > 0 ) renderObjects( transmissiveObjects, scene, camera ); + if ( transparentObjects.length > 0 ) renderObjects( transparentObjects, scene, camera ); + + // Ensure depth buffer writing is enabled so it can be cleared on next render + + state.buffers.depth.setTest( true ); + state.buffers.depth.setMask( true ); + state.buffers.color.setMask( true ); + + state.setPolygonOffset( false ); + + } + + function renderTransmissionPass( opaqueObjects, transmissiveObjects, scene, camera ) { + + const overrideMaterial = scene.isScene === true ? scene.overrideMaterial : null; + + if ( overrideMaterial !== null ) { + + return; + + } + + const isWebGL2 = capabilities.isWebGL2; + + if ( _transmissionRenderTarget === null ) { + + _transmissionRenderTarget = new WebGLRenderTarget( 1, 1, { + generateMipmaps: true, + type: extensions.has( 'EXT_color_buffer_half_float' ) ? HalfFloatType : UnsignedByteType, + minFilter: LinearMipmapLinearFilter, + samples: ( isWebGL2 ) ? 4 : 0 + } ); + + // debug + + /* + const geometry = new PlaneGeometry(); + const material = new MeshBasicMaterial( { map: _transmissionRenderTarget.texture } ); + + const mesh = new Mesh( geometry, material ); + scene.add( mesh ); + */ + + } + + _this.getDrawingBufferSize( _vector2 ); + + if ( isWebGL2 ) { + + _transmissionRenderTarget.setSize( _vector2.x, _vector2.y ); + + } else { + + _transmissionRenderTarget.setSize( floorPowerOfTwo( _vector2.x ), floorPowerOfTwo( _vector2.y ) ); + + } + + // + + const currentRenderTarget = _this.getRenderTarget(); + _this.setRenderTarget( _transmissionRenderTarget ); + + _this.getClearColor( _currentClearColor ); + _currentClearAlpha = _this.getClearAlpha(); + if ( _currentClearAlpha < 1 ) _this.setClearColor( 0xffffff, 0.5 ); + + _this.clear(); + + // Turn off the features which can affect the frag color for opaque objects pass. + // Otherwise they are applied twice in opaque objects pass and transmission objects pass. + const currentToneMapping = _this.toneMapping; + _this.toneMapping = NoToneMapping; + + renderObjects( opaqueObjects, scene, camera ); + + textures.updateMultisampleRenderTarget( _transmissionRenderTarget ); + textures.updateRenderTargetMipmap( _transmissionRenderTarget ); + + let renderTargetNeedsUpdate = false; + + for ( let i = 0, l = transmissiveObjects.length; i < l; i ++ ) { + + const renderItem = transmissiveObjects[ i ]; + + const object = renderItem.object; + const geometry = renderItem.geometry; + const material = renderItem.material; + const group = renderItem.group; + + if ( material.side === DoubleSide && object.layers.test( camera.layers ) ) { + + const currentSide = material.side; + + material.side = BackSide; + material.needsUpdate = true; + + renderObject( object, scene, camera, geometry, material, group ); + + material.side = currentSide; + material.needsUpdate = true; + + renderTargetNeedsUpdate = true; + + } + + } + + if ( renderTargetNeedsUpdate === true ) { + + textures.updateMultisampleRenderTarget( _transmissionRenderTarget ); + textures.updateRenderTargetMipmap( _transmissionRenderTarget ); + + } + + _this.setRenderTarget( currentRenderTarget ); + + _this.setClearColor( _currentClearColor, _currentClearAlpha ); + + _this.toneMapping = currentToneMapping; + + } + + function renderObjects( renderList, scene, camera ) { + + const overrideMaterial = scene.isScene === true ? scene.overrideMaterial : null; + + for ( let i = 0, l = renderList.length; i < l; i ++ ) { + + const renderItem = renderList[ i ]; + + const object = renderItem.object; + const geometry = renderItem.geometry; + const material = overrideMaterial === null ? renderItem.material : overrideMaterial; + const group = renderItem.group; + + if ( object.layers.test( camera.layers ) ) { + + renderObject( object, scene, camera, geometry, material, group ); + + } + + } + + } + + function renderObject( object, scene, camera, geometry, material, group ) { + + object.onBeforeRender( _this, scene, camera, geometry, material, group ); + + object.modelViewMatrix.multiplyMatrices( camera.matrixWorldInverse, object.matrixWorld ); + object.normalMatrix.getNormalMatrix( object.modelViewMatrix ); + + material.onBeforeRender( _this, scene, camera, geometry, object, group ); + + if ( material.transparent === true && material.side === DoubleSide && material.forceSinglePass === false ) { + + material.side = BackSide; + material.needsUpdate = true; + _this.renderBufferDirect( camera, scene, geometry, material, object, group ); + + material.side = FrontSide; + material.needsUpdate = true; + _this.renderBufferDirect( camera, scene, geometry, material, object, group ); + + material.side = DoubleSide; + + } else { + + _this.renderBufferDirect( camera, scene, geometry, material, object, group ); + + } + + object.onAfterRender( _this, scene, camera, geometry, material, group ); + + } + + function getProgram( material, scene, object ) { + + if ( scene.isScene !== true ) scene = _emptyScene; // scene could be a Mesh, Line, Points, ... + + const materialProperties = properties.get( material ); + + const lights = currentRenderState.state.lights; + const shadowsArray = currentRenderState.state.shadowsArray; + + const lightsStateVersion = lights.state.version; + + const parameters = programCache.getParameters( material, lights.state, shadowsArray, scene, object ); + const programCacheKey = programCache.getProgramCacheKey( parameters ); + + let programs = materialProperties.programs; + + // always update environment and fog - changing these trigger an getProgram call, but it's possible that the program doesn't change + + materialProperties.environment = material.isMeshStandardMaterial ? scene.environment : null; + materialProperties.fog = scene.fog; + materialProperties.envMap = ( material.isMeshStandardMaterial ? cubeuvmaps : cubemaps ).get( material.envMap || materialProperties.environment ); + + if ( programs === undefined ) { + + // new material + + material.addEventListener( 'dispose', onMaterialDispose ); + + programs = new Map(); + materialProperties.programs = programs; + + } + + let program = programs.get( programCacheKey ); + + if ( program !== undefined ) { + + // early out if program and light state is identical + + if ( materialProperties.currentProgram === program && materialProperties.lightsStateVersion === lightsStateVersion ) { + + updateCommonMaterialProperties( material, parameters ); + + return program; + + } + + } else { + + parameters.uniforms = programCache.getUniforms( material ); + + material.onBuild( object, parameters, _this ); + + material.onBeforeCompile( parameters, _this ); + + program = programCache.acquireProgram( parameters, programCacheKey ); + programs.set( programCacheKey, program ); + + materialProperties.uniforms = parameters.uniforms; + + } + + const uniforms = materialProperties.uniforms; + + if ( ( ! material.isShaderMaterial && ! material.isRawShaderMaterial ) || material.clipping === true ) { + + uniforms.clippingPlanes = clipping.uniform; + + } + + updateCommonMaterialProperties( material, parameters ); + + // store the light setup it was created for + + materialProperties.needsLights = materialNeedsLights( material ); + materialProperties.lightsStateVersion = lightsStateVersion; + + if ( materialProperties.needsLights ) { + + // wire up the material to this renderer's lighting state + + uniforms.ambientLightColor.value = lights.state.ambient; + uniforms.lightProbe.value = lights.state.probe; + uniforms.directionalLights.value = lights.state.directional; + uniforms.directionalLightShadows.value = lights.state.directionalShadow; + uniforms.spotLights.value = lights.state.spot; + uniforms.spotLightShadows.value = lights.state.spotShadow; + uniforms.rectAreaLights.value = lights.state.rectArea; + uniforms.ltc_1.value = lights.state.rectAreaLTC1; + uniforms.ltc_2.value = lights.state.rectAreaLTC2; + uniforms.pointLights.value = lights.state.point; + uniforms.pointLightShadows.value = lights.state.pointShadow; + uniforms.hemisphereLights.value = lights.state.hemi; + + uniforms.directionalShadowMap.value = lights.state.directionalShadowMap; + uniforms.directionalShadowMatrix.value = lights.state.directionalShadowMatrix; + uniforms.spotShadowMap.value = lights.state.spotShadowMap; + uniforms.spotLightMatrix.value = lights.state.spotLightMatrix; + uniforms.spotLightMap.value = lights.state.spotLightMap; + uniforms.pointShadowMap.value = lights.state.pointShadowMap; + uniforms.pointShadowMatrix.value = lights.state.pointShadowMatrix; + // TODO (abelnation): add area lights shadow info to uniforms + + } + + materialProperties.currentProgram = program; + materialProperties.uniformsList = null; + + return program; + + } + + function getUniformList( materialProperties ) { + + if ( materialProperties.uniformsList === null ) { + + const progUniforms = materialProperties.currentProgram.getUniforms(); + materialProperties.uniformsList = WebGLUniforms.seqWithValue( progUniforms.seq, materialProperties.uniforms ); + + } + + return materialProperties.uniformsList; + + } + + function updateCommonMaterialProperties( material, parameters ) { + + const materialProperties = properties.get( material ); + + materialProperties.outputColorSpace = parameters.outputColorSpace; + materialProperties.batching = parameters.batching; + materialProperties.instancing = parameters.instancing; + materialProperties.instancingColor = parameters.instancingColor; + materialProperties.skinning = parameters.skinning; + materialProperties.morphTargets = parameters.morphTargets; + materialProperties.morphNormals = parameters.morphNormals; + materialProperties.morphColors = parameters.morphColors; + materialProperties.morphTargetsCount = parameters.morphTargetsCount; + materialProperties.numClippingPlanes = parameters.numClippingPlanes; + materialProperties.numIntersection = parameters.numClipIntersection; + materialProperties.vertexAlphas = parameters.vertexAlphas; + materialProperties.vertexTangents = parameters.vertexTangents; + materialProperties.toneMapping = parameters.toneMapping; + + } + + function setProgram( camera, scene, geometry, material, object ) { + + if ( scene.isScene !== true ) scene = _emptyScene; // scene could be a Mesh, Line, Points, ... + + textures.resetTextureUnits(); + + const fog = scene.fog; + const environment = material.isMeshStandardMaterial ? scene.environment : null; + const colorSpace = ( _currentRenderTarget === null ) ? _this.outputColorSpace : ( _currentRenderTarget.isXRRenderTarget === true ? _currentRenderTarget.texture.colorSpace : LinearSRGBColorSpace ); + const envMap = ( material.isMeshStandardMaterial ? cubeuvmaps : cubemaps ).get( material.envMap || environment ); + const vertexAlphas = material.vertexColors === true && !! geometry.attributes.color && geometry.attributes.color.itemSize === 4; + const vertexTangents = !! geometry.attributes.tangent && ( !! material.normalMap || material.anisotropy > 0 ); + const morphTargets = !! geometry.morphAttributes.position; + const morphNormals = !! geometry.morphAttributes.normal; + const morphColors = !! geometry.morphAttributes.color; + + let toneMapping = NoToneMapping; + + if ( material.toneMapped ) { + + if ( _currentRenderTarget === null || _currentRenderTarget.isXRRenderTarget === true ) { + + toneMapping = _this.toneMapping; + + } + + } + + const morphAttribute = geometry.morphAttributes.position || geometry.morphAttributes.normal || geometry.morphAttributes.color; + const morphTargetsCount = ( morphAttribute !== undefined ) ? morphAttribute.length : 0; + + const materialProperties = properties.get( material ); + const lights = currentRenderState.state.lights; + + if ( _clippingEnabled === true ) { + + if ( _localClippingEnabled === true || camera !== _currentCamera ) { + + const useCache = + camera === _currentCamera && + material.id === _currentMaterialId; + + // we might want to call this function with some ClippingGroup + // object instead of the material, once it becomes feasible + // (#8465, #8379) + clipping.setState( material, camera, useCache ); + + } + + } + + // + + let needsProgramChange = false; + + if ( material.version === materialProperties.__version ) { + + if ( materialProperties.needsLights && ( materialProperties.lightsStateVersion !== lights.state.version ) ) { + + needsProgramChange = true; + + } else if ( materialProperties.outputColorSpace !== colorSpace ) { + + needsProgramChange = true; + + } else if ( object.isBatchedMesh && materialProperties.batching === false ) { + + needsProgramChange = true; + + } else if ( ! object.isBatchedMesh && materialProperties.batching === true ) { + + needsProgramChange = true; + + } else if ( object.isInstancedMesh && materialProperties.instancing === false ) { + + needsProgramChange = true; + + } else if ( ! object.isInstancedMesh && materialProperties.instancing === true ) { + + needsProgramChange = true; + + } else if ( object.isSkinnedMesh && materialProperties.skinning === false ) { + + needsProgramChange = true; + + } else if ( ! object.isSkinnedMesh && materialProperties.skinning === true ) { + + needsProgramChange = true; + + } else if ( object.isInstancedMesh && materialProperties.instancingColor === true && object.instanceColor === null ) { + + needsProgramChange = true; + + } else if ( object.isInstancedMesh && materialProperties.instancingColor === false && object.instanceColor !== null ) { + + needsProgramChange = true; + + } else if ( materialProperties.envMap !== envMap ) { + + needsProgramChange = true; + + } else if ( material.fog === true && materialProperties.fog !== fog ) { + + needsProgramChange = true; + + } else if ( materialProperties.numClippingPlanes !== undefined && + ( materialProperties.numClippingPlanes !== clipping.numPlanes || + materialProperties.numIntersection !== clipping.numIntersection ) ) { + + needsProgramChange = true; + + } else if ( materialProperties.vertexAlphas !== vertexAlphas ) { + + needsProgramChange = true; + + } else if ( materialProperties.vertexTangents !== vertexTangents ) { + + needsProgramChange = true; + + } else if ( materialProperties.morphTargets !== morphTargets ) { + + needsProgramChange = true; + + } else if ( materialProperties.morphNormals !== morphNormals ) { + + needsProgramChange = true; + + } else if ( materialProperties.morphColors !== morphColors ) { + + needsProgramChange = true; + + } else if ( materialProperties.toneMapping !== toneMapping ) { + + needsProgramChange = true; + + } else if ( capabilities.isWebGL2 === true && materialProperties.morphTargetsCount !== morphTargetsCount ) { + + needsProgramChange = true; + + } + + } else { + + needsProgramChange = true; + materialProperties.__version = material.version; + + } + + // + + let program = materialProperties.currentProgram; + + if ( needsProgramChange === true ) { + + program = getProgram( material, scene, object ); + + } + + let refreshProgram = false; + let refreshMaterial = false; + let refreshLights = false; + + const p_uniforms = program.getUniforms(), + m_uniforms = materialProperties.uniforms; + + if ( state.useProgram( program.program ) ) { + + refreshProgram = true; + refreshMaterial = true; + refreshLights = true; + + } + + if ( material.id !== _currentMaterialId ) { + + _currentMaterialId = material.id; + + refreshMaterial = true; + + } + + if ( refreshProgram || _currentCamera !== camera ) { + + // common camera uniforms + + p_uniforms.setValue( _gl, 'projectionMatrix', camera.projectionMatrix ); + p_uniforms.setValue( _gl, 'viewMatrix', camera.matrixWorldInverse ); + + const uCamPos = p_uniforms.map.cameraPosition; + + if ( uCamPos !== undefined ) { + + uCamPos.setValue( _gl, _vector3.setFromMatrixPosition( camera.matrixWorld ) ); + + } + + if ( capabilities.logarithmicDepthBuffer ) { + + p_uniforms.setValue( _gl, 'logDepthBufFC', + 2.0 / ( Math.log( camera.far + 1.0 ) / Math.LN2 ) ); + + } + + // consider moving isOrthographic to UniformLib and WebGLMaterials, see https://github.com/mrdoob/three.js/pull/26467#issuecomment-1645185067 + + if ( material.isMeshPhongMaterial || + material.isMeshToonMaterial || + material.isMeshLambertMaterial || + material.isMeshBasicMaterial || + material.isMeshStandardMaterial || + material.isShaderMaterial ) { + + p_uniforms.setValue( _gl, 'isOrthographic', camera.isOrthographicCamera === true ); + + } + + if ( _currentCamera !== camera ) { + + _currentCamera = camera; + + // lighting uniforms depend on the camera so enforce an update + // now, in case this material supports lights - or later, when + // the next material that does gets activated: + + refreshMaterial = true; // set to true on material change + refreshLights = true; // remains set until update done + + } + + } + + // skinning and morph target uniforms must be set even if material didn't change + // auto-setting of texture unit for bone and morph texture must go before other textures + // otherwise textures used for skinning and morphing can take over texture units reserved for other material textures + + if ( object.isSkinnedMesh ) { + + p_uniforms.setOptional( _gl, object, 'bindMatrix' ); + p_uniforms.setOptional( _gl, object, 'bindMatrixInverse' ); + + const skeleton = object.skeleton; + + if ( skeleton ) { + + if ( capabilities.floatVertexTextures ) { + + if ( skeleton.boneTexture === null ) skeleton.computeBoneTexture(); + + p_uniforms.setValue( _gl, 'boneTexture', skeleton.boneTexture, textures ); + + } else { + + console.warn( 'THREE.WebGLRenderer: SkinnedMesh can only be used with WebGL 2. With WebGL 1 OES_texture_float and vertex textures support is required.' ); + + } + + } + + } + + if ( object.isBatchedMesh ) { + + p_uniforms.setOptional( _gl, object, 'batchingTexture' ); + p_uniforms.setValue( _gl, 'batchingTexture', object._matricesTexture, textures ); + + } + + const morphAttributes = geometry.morphAttributes; + + if ( morphAttributes.position !== undefined || morphAttributes.normal !== undefined || ( morphAttributes.color !== undefined && capabilities.isWebGL2 === true ) ) { + + morphtargets.update( object, geometry, program ); + + } + + if ( refreshMaterial || materialProperties.receiveShadow !== object.receiveShadow ) { + + materialProperties.receiveShadow = object.receiveShadow; + p_uniforms.setValue( _gl, 'receiveShadow', object.receiveShadow ); + + } + + // https://github.com/mrdoob/three.js/pull/24467#issuecomment-1209031512 + + if ( material.isMeshGouraudMaterial && material.envMap !== null ) { + + m_uniforms.envMap.value = envMap; + + m_uniforms.flipEnvMap.value = ( envMap.isCubeTexture && envMap.isRenderTargetTexture === false ) ? - 1 : 1; + + } + + if ( refreshMaterial ) { + + p_uniforms.setValue( _gl, 'toneMappingExposure', _this.toneMappingExposure ); + + if ( materialProperties.needsLights ) { + + // the current material requires lighting info + + // note: all lighting uniforms are always set correctly + // they simply reference the renderer's state for their + // values + // + // use the current material's .needsUpdate flags to set + // the GL state when required + + markUniformsLightsNeedsUpdate( m_uniforms, refreshLights ); + + } + + // refresh uniforms common to several materials + + if ( fog && material.fog === true ) { + + materials.refreshFogUniforms( m_uniforms, fog ); + + } + + materials.refreshMaterialUniforms( m_uniforms, material, _pixelRatio, _height, _transmissionRenderTarget ); + + WebGLUniforms.upload( _gl, getUniformList( materialProperties ), m_uniforms, textures ); + + } + + if ( material.isShaderMaterial && material.uniformsNeedUpdate === true ) { + + WebGLUniforms.upload( _gl, getUniformList( materialProperties ), m_uniforms, textures ); + material.uniformsNeedUpdate = false; + + } + + if ( material.isSpriteMaterial ) { + + p_uniforms.setValue( _gl, 'center', object.center ); + + } + + // common matrices + + p_uniforms.setValue( _gl, 'modelViewMatrix', object.modelViewMatrix ); + p_uniforms.setValue( _gl, 'normalMatrix', object.normalMatrix ); + p_uniforms.setValue( _gl, 'modelMatrix', object.matrixWorld ); + + // UBOs + + if ( material.isShaderMaterial || material.isRawShaderMaterial ) { + + const groups = material.uniformsGroups; + + for ( let i = 0, l = groups.length; i < l; i ++ ) { + + if ( capabilities.isWebGL2 ) { + + const group = groups[ i ]; + + uniformsGroups.update( group, program ); + uniformsGroups.bind( group, program ); + + } else { + + console.warn( 'THREE.WebGLRenderer: Uniform Buffer Objects can only be used with WebGL 2.' ); + + } + + } + + } + + return program; + + } + + // If uniforms are marked as clean, they don't need to be loaded to the GPU. + + function markUniformsLightsNeedsUpdate( uniforms, value ) { + + uniforms.ambientLightColor.needsUpdate = value; + uniforms.lightProbe.needsUpdate = value; + + uniforms.directionalLights.needsUpdate = value; + uniforms.directionalLightShadows.needsUpdate = value; + uniforms.pointLights.needsUpdate = value; + uniforms.pointLightShadows.needsUpdate = value; + uniforms.spotLights.needsUpdate = value; + uniforms.spotLightShadows.needsUpdate = value; + uniforms.rectAreaLights.needsUpdate = value; + uniforms.hemisphereLights.needsUpdate = value; + + } + + function materialNeedsLights( material ) { + + return material.isMeshLambertMaterial || material.isMeshToonMaterial || material.isMeshPhongMaterial || + material.isMeshStandardMaterial || material.isShadowMaterial || + ( material.isShaderMaterial && material.lights === true ); + + } + + this.getActiveCubeFace = function () { + + return _currentActiveCubeFace; + + }; + + this.getActiveMipmapLevel = function () { + + return _currentActiveMipmapLevel; + + }; + + this.getRenderTarget = function () { + + return _currentRenderTarget; + + }; + + this.setRenderTargetTextures = function ( renderTarget, colorTexture, depthTexture ) { + + properties.get( renderTarget.texture ).__webglTexture = colorTexture; + properties.get( renderTarget.depthTexture ).__webglTexture = depthTexture; + + const renderTargetProperties = properties.get( renderTarget ); + renderTargetProperties.__hasExternalTextures = true; + + if ( renderTargetProperties.__hasExternalTextures ) { + + renderTargetProperties.__autoAllocateDepthBuffer = depthTexture === undefined; + + if ( ! renderTargetProperties.__autoAllocateDepthBuffer ) { + + // The multisample_render_to_texture extension doesn't work properly if there + // are midframe flushes and an external depth buffer. Disable use of the extension. + if ( extensions.has( 'WEBGL_multisampled_render_to_texture' ) === true ) { + + console.warn( 'THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided' ); + renderTargetProperties.__useRenderToTexture = false; + + } + + } + + } + + }; + + this.setRenderTargetFramebuffer = function ( renderTarget, defaultFramebuffer ) { + + const renderTargetProperties = properties.get( renderTarget ); + renderTargetProperties.__webglFramebuffer = defaultFramebuffer; + renderTargetProperties.__useDefaultFramebuffer = defaultFramebuffer === undefined; + + }; + + this.setRenderTarget = function ( renderTarget, activeCubeFace = 0, activeMipmapLevel = 0 ) { + + _currentRenderTarget = renderTarget; + _currentActiveCubeFace = activeCubeFace; + _currentActiveMipmapLevel = activeMipmapLevel; + + let useDefaultFramebuffer = true; + let framebuffer = null; + let isCube = false; + let isRenderTarget3D = false; + + if ( renderTarget ) { + + const renderTargetProperties = properties.get( renderTarget ); + + if ( renderTargetProperties.__useDefaultFramebuffer !== undefined ) { + + // We need to make sure to rebind the framebuffer. + state.bindFramebuffer( _gl.FRAMEBUFFER, null ); + useDefaultFramebuffer = false; + + } else if ( renderTargetProperties.__webglFramebuffer === undefined ) { + + textures.setupRenderTarget( renderTarget ); + + } else if ( renderTargetProperties.__hasExternalTextures ) { + + // Color and depth texture must be rebound in order for the swapchain to update. + textures.rebindTextures( renderTarget, properties.get( renderTarget.texture ).__webglTexture, properties.get( renderTarget.depthTexture ).__webglTexture ); + + } + + const texture = renderTarget.texture; + + if ( texture.isData3DTexture || texture.isDataArrayTexture || texture.isCompressedArrayTexture ) { + + isRenderTarget3D = true; + + } + + const __webglFramebuffer = properties.get( renderTarget ).__webglFramebuffer; + + if ( renderTarget.isWebGLCubeRenderTarget ) { + + if ( Array.isArray( __webglFramebuffer[ activeCubeFace ] ) ) { + + framebuffer = __webglFramebuffer[ activeCubeFace ][ activeMipmapLevel ]; + + } else { + + framebuffer = __webglFramebuffer[ activeCubeFace ]; + + } + + isCube = true; + + } else if ( ( capabilities.isWebGL2 && renderTarget.samples > 0 ) && textures.useMultisampledRTT( renderTarget ) === false ) { + + framebuffer = properties.get( renderTarget ).__webglMultisampledFramebuffer; + + } else { + + if ( Array.isArray( __webglFramebuffer ) ) { + + framebuffer = __webglFramebuffer[ activeMipmapLevel ]; + + } else { + + framebuffer = __webglFramebuffer; + + } + + } + + _currentViewport.copy( renderTarget.viewport ); + _currentScissor.copy( renderTarget.scissor ); + _currentScissorTest = renderTarget.scissorTest; + + } else { + + _currentViewport.copy( _viewport ).multiplyScalar( _pixelRatio ).floor(); + _currentScissor.copy( _scissor ).multiplyScalar( _pixelRatio ).floor(); + _currentScissorTest = _scissorTest; + + } + + const framebufferBound = state.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); + + if ( framebufferBound && capabilities.drawBuffers && useDefaultFramebuffer ) { + + state.drawBuffers( renderTarget, framebuffer ); + + } + + state.viewport( _currentViewport ); + state.scissor( _currentScissor ); + state.setScissorTest( _currentScissorTest ); + + if ( isCube ) { + + const textureProperties = properties.get( renderTarget.texture ); + _gl.framebufferTexture2D( _gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + activeCubeFace, textureProperties.__webglTexture, activeMipmapLevel ); + + } else if ( isRenderTarget3D ) { + + const textureProperties = properties.get( renderTarget.texture ); + const layer = activeCubeFace || 0; + _gl.framebufferTextureLayer( _gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, textureProperties.__webglTexture, activeMipmapLevel || 0, layer ); + + } + + _currentMaterialId = - 1; // reset current material to ensure correct uniform bindings + + }; + + this.readRenderTargetPixels = function ( renderTarget, x, y, width, height, buffer, activeCubeFaceIndex ) { + + if ( ! ( renderTarget && renderTarget.isWebGLRenderTarget ) ) { + + console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.' ); + return; + + } + + let framebuffer = properties.get( renderTarget ).__webglFramebuffer; + + if ( renderTarget.isWebGLCubeRenderTarget && activeCubeFaceIndex !== undefined ) { + + framebuffer = framebuffer[ activeCubeFaceIndex ]; + + } + + if ( framebuffer ) { + + state.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); + + try { + + const texture = renderTarget.texture; + const textureFormat = texture.format; + const textureType = texture.type; + + if ( textureFormat !== RGBAFormat && utils.convert( textureFormat ) !== _gl.getParameter( _gl.IMPLEMENTATION_COLOR_READ_FORMAT ) ) { + + console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.' ); + return; + + } + + const halfFloatSupportedByExt = ( textureType === HalfFloatType ) && ( extensions.has( 'EXT_color_buffer_half_float' ) || ( capabilities.isWebGL2 && extensions.has( 'EXT_color_buffer_float' ) ) ); + + if ( textureType !== UnsignedByteType && utils.convert( textureType ) !== _gl.getParameter( _gl.IMPLEMENTATION_COLOR_READ_TYPE ) && // Edge and Chrome Mac < 52 (#9513) + ! ( textureType === FloatType && ( capabilities.isWebGL2 || extensions.has( 'OES_texture_float' ) || extensions.has( 'WEBGL_color_buffer_float' ) ) ) && // Chrome Mac >= 52 and Firefox + ! halfFloatSupportedByExt ) { + + console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.' ); + return; + + } + + // the following if statement ensures valid read requests (no out-of-bounds pixels, see #8604) + + if ( ( x >= 0 && x <= ( renderTarget.width - width ) ) && ( y >= 0 && y <= ( renderTarget.height - height ) ) ) { + + _gl.readPixels( x, y, width, height, utils.convert( textureFormat ), utils.convert( textureType ), buffer ); + + } + + } finally { + + // restore framebuffer of current render target if necessary + + const framebuffer = ( _currentRenderTarget !== null ) ? properties.get( _currentRenderTarget ).__webglFramebuffer : null; + state.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); + + } + + } + + }; + + this.copyFramebufferToTexture = function ( position, texture, level = 0 ) { + + const levelScale = Math.pow( 2, - level ); + const width = Math.floor( texture.image.width * levelScale ); + const height = Math.floor( texture.image.height * levelScale ); + + textures.setTexture2D( texture, 0 ); + + _gl.copyTexSubImage2D( _gl.TEXTURE_2D, level, 0, 0, position.x, position.y, width, height ); + + state.unbindTexture(); + + }; + + this.copyTextureToTexture = function ( position, srcTexture, dstTexture, level = 0 ) { + + const width = srcTexture.image.width; + const height = srcTexture.image.height; + const glFormat = utils.convert( dstTexture.format ); + const glType = utils.convert( dstTexture.type ); + + textures.setTexture2D( dstTexture, 0 ); + + // As another texture upload may have changed pixelStorei + // parameters, make sure they are correct for the dstTexture + _gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, dstTexture.flipY ); + _gl.pixelStorei( _gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, dstTexture.premultiplyAlpha ); + _gl.pixelStorei( _gl.UNPACK_ALIGNMENT, dstTexture.unpackAlignment ); + + if ( srcTexture.isDataTexture ) { + + _gl.texSubImage2D( _gl.TEXTURE_2D, level, position.x, position.y, width, height, glFormat, glType, srcTexture.image.data ); + + } else { + + if ( srcTexture.isCompressedTexture ) { + + _gl.compressedTexSubImage2D( _gl.TEXTURE_2D, level, position.x, position.y, srcTexture.mipmaps[ 0 ].width, srcTexture.mipmaps[ 0 ].height, glFormat, srcTexture.mipmaps[ 0 ].data ); + + } else { + + _gl.texSubImage2D( _gl.TEXTURE_2D, level, position.x, position.y, glFormat, glType, srcTexture.image ); + + } + + } + + // Generate mipmaps only when copying level 0 + if ( level === 0 && dstTexture.generateMipmaps ) _gl.generateMipmap( _gl.TEXTURE_2D ); + + state.unbindTexture(); + + }; + + this.copyTextureToTexture3D = function ( sourceBox, position, srcTexture, dstTexture, level = 0 ) { + + if ( _this.isWebGL1Renderer ) { + + console.warn( 'THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.' ); + return; + + } + + const width = sourceBox.max.x - sourceBox.min.x + 1; + const height = sourceBox.max.y - sourceBox.min.y + 1; + const depth = sourceBox.max.z - sourceBox.min.z + 1; + const glFormat = utils.convert( dstTexture.format ); + const glType = utils.convert( dstTexture.type ); + let glTarget; + + if ( dstTexture.isData3DTexture ) { + + textures.setTexture3D( dstTexture, 0 ); + glTarget = _gl.TEXTURE_3D; + + } else if ( dstTexture.isDataArrayTexture || dstTexture.isCompressedArrayTexture ) { + + textures.setTexture2DArray( dstTexture, 0 ); + glTarget = _gl.TEXTURE_2D_ARRAY; + + } else { + + console.warn( 'THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.' ); + return; + + } + + _gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, dstTexture.flipY ); + _gl.pixelStorei( _gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, dstTexture.premultiplyAlpha ); + _gl.pixelStorei( _gl.UNPACK_ALIGNMENT, dstTexture.unpackAlignment ); + + const unpackRowLen = _gl.getParameter( _gl.UNPACK_ROW_LENGTH ); + const unpackImageHeight = _gl.getParameter( _gl.UNPACK_IMAGE_HEIGHT ); + const unpackSkipPixels = _gl.getParameter( _gl.UNPACK_SKIP_PIXELS ); + const unpackSkipRows = _gl.getParameter( _gl.UNPACK_SKIP_ROWS ); + const unpackSkipImages = _gl.getParameter( _gl.UNPACK_SKIP_IMAGES ); + + const image = srcTexture.isCompressedTexture ? srcTexture.mipmaps[ level ] : srcTexture.image; + + _gl.pixelStorei( _gl.UNPACK_ROW_LENGTH, image.width ); + _gl.pixelStorei( _gl.UNPACK_IMAGE_HEIGHT, image.height ); + _gl.pixelStorei( _gl.UNPACK_SKIP_PIXELS, sourceBox.min.x ); + _gl.pixelStorei( _gl.UNPACK_SKIP_ROWS, sourceBox.min.y ); + _gl.pixelStorei( _gl.UNPACK_SKIP_IMAGES, sourceBox.min.z ); + + if ( srcTexture.isDataTexture || srcTexture.isData3DTexture ) { + + _gl.texSubImage3D( glTarget, level, position.x, position.y, position.z, width, height, depth, glFormat, glType, image.data ); + + } else { + + if ( srcTexture.isCompressedArrayTexture ) { + + console.warn( 'THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture.' ); + _gl.compressedTexSubImage3D( glTarget, level, position.x, position.y, position.z, width, height, depth, glFormat, image.data ); + + } else { + + _gl.texSubImage3D( glTarget, level, position.x, position.y, position.z, width, height, depth, glFormat, glType, image ); + + } + + } + + _gl.pixelStorei( _gl.UNPACK_ROW_LENGTH, unpackRowLen ); + _gl.pixelStorei( _gl.UNPACK_IMAGE_HEIGHT, unpackImageHeight ); + _gl.pixelStorei( _gl.UNPACK_SKIP_PIXELS, unpackSkipPixels ); + _gl.pixelStorei( _gl.UNPACK_SKIP_ROWS, unpackSkipRows ); + _gl.pixelStorei( _gl.UNPACK_SKIP_IMAGES, unpackSkipImages ); + + // Generate mipmaps only when copying level 0 + if ( level === 0 && dstTexture.generateMipmaps ) _gl.generateMipmap( glTarget ); + + state.unbindTexture(); + + }; + + this.initTexture = function ( texture ) { + + if ( texture.isCubeTexture ) { + + textures.setTextureCube( texture, 0 ); + + } else if ( texture.isData3DTexture ) { + + textures.setTexture3D( texture, 0 ); + + } else if ( texture.isDataArrayTexture || texture.isCompressedArrayTexture ) { + + textures.setTexture2DArray( texture, 0 ); + + } else { + + textures.setTexture2D( texture, 0 ); + + } + + state.unbindTexture(); + + }; + + this.resetState = function () { + + _currentActiveCubeFace = 0; + _currentActiveMipmapLevel = 0; + _currentRenderTarget = null; + + state.reset(); + bindingStates.reset(); + + }; + + if ( typeof __THREE_DEVTOOLS__ !== 'undefined' ) { + + __THREE_DEVTOOLS__.dispatchEvent( new CustomEvent( 'observe', { detail: this } ) ); + + } + + } + + get coordinateSystem() { + + return WebGLCoordinateSystem; + + } + + get outputColorSpace() { + + return this._outputColorSpace; + + } + + set outputColorSpace( colorSpace ) { + + this._outputColorSpace = colorSpace; + + const gl = this.getContext(); + gl.drawingBufferColorSpace = colorSpace === DisplayP3ColorSpace ? 'display-p3' : 'srgb'; + gl.unpackColorSpace = ColorManagement.workingColorSpace === LinearDisplayP3ColorSpace ? 'display-p3' : 'srgb'; + + } + + get outputEncoding() { // @deprecated, r152 + + console.warn( 'THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead.' ); + return this.outputColorSpace === SRGBColorSpace ? sRGBEncoding : LinearEncoding; + + } + + set outputEncoding( encoding ) { // @deprecated, r152 + + console.warn( 'THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead.' ); + this.outputColorSpace = encoding === sRGBEncoding ? SRGBColorSpace : LinearSRGBColorSpace; + + } + + get useLegacyLights() { // @deprecated, r155 + + console.warn( 'THREE.WebGLRenderer: The property .useLegacyLights has been deprecated. Migrate your lighting according to the following guide: https://discourse.threejs.org/t/updates-to-lighting-in-three-js-r155/53733.' ); + return this._useLegacyLights; + + } + + set useLegacyLights( value ) { // @deprecated, r155 + + console.warn( 'THREE.WebGLRenderer: The property .useLegacyLights has been deprecated. Migrate your lighting according to the following guide: https://discourse.threejs.org/t/updates-to-lighting-in-three-js-r155/53733.' ); + this._useLegacyLights = value; + + } + +} + + +export { WebGLRenderer }; diff --git a/libs/three/src/renderers/shaders/ShaderChunk.js b/libs/three/src/renderers/shaders/ShaderChunk.js new file mode 100644 index 000000000..a943c1296 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk.js @@ -0,0 +1,270 @@ +import alphahash_fragment from './ShaderChunk/alphahash_fragment.glsl.js'; +import alphahash_pars_fragment from './ShaderChunk/alphahash_pars_fragment.glsl.js'; +import alphamap_fragment from './ShaderChunk/alphamap_fragment.glsl.js'; +import alphamap_pars_fragment from './ShaderChunk/alphamap_pars_fragment.glsl.js'; +import alphatest_fragment from './ShaderChunk/alphatest_fragment.glsl.js'; +import alphatest_pars_fragment from './ShaderChunk/alphatest_pars_fragment.glsl.js'; +import aomap_fragment from './ShaderChunk/aomap_fragment.glsl.js'; +import aomap_pars_fragment from './ShaderChunk/aomap_pars_fragment.glsl.js'; +import batching_pars_vertex from './ShaderChunk/batching_pars_vertex.glsl.js'; +import batching_vertex from './ShaderChunk/batching_vertex.glsl.js'; +import begin_vertex from './ShaderChunk/begin_vertex.glsl.js'; +import beginnormal_vertex from './ShaderChunk/beginnormal_vertex.glsl.js'; +import bsdfs from './ShaderChunk/bsdfs.glsl.js'; +import iridescence_fragment from './ShaderChunk/iridescence_fragment.glsl.js'; +import bumpmap_pars_fragment from './ShaderChunk/bumpmap_pars_fragment.glsl.js'; +import clipping_planes_fragment from './ShaderChunk/clipping_planes_fragment.glsl.js'; +import clipping_planes_pars_fragment from './ShaderChunk/clipping_planes_pars_fragment.glsl.js'; +import clipping_planes_pars_vertex from './ShaderChunk/clipping_planes_pars_vertex.glsl.js'; +import clipping_planes_vertex from './ShaderChunk/clipping_planes_vertex.glsl.js'; +import color_fragment from './ShaderChunk/color_fragment.glsl.js'; +import color_pars_fragment from './ShaderChunk/color_pars_fragment.glsl.js'; +import color_pars_vertex from './ShaderChunk/color_pars_vertex.glsl.js'; +import color_vertex from './ShaderChunk/color_vertex.glsl.js'; +import common from './ShaderChunk/common.glsl.js'; +import cube_uv_reflection_fragment from './ShaderChunk/cube_uv_reflection_fragment.glsl.js'; +import defaultnormal_vertex from './ShaderChunk/defaultnormal_vertex.glsl.js'; +import displacementmap_pars_vertex from './ShaderChunk/displacementmap_pars_vertex.glsl.js'; +import displacementmap_vertex from './ShaderChunk/displacementmap_vertex.glsl.js'; +import emissivemap_fragment from './ShaderChunk/emissivemap_fragment.glsl.js'; +import emissivemap_pars_fragment from './ShaderChunk/emissivemap_pars_fragment.glsl.js'; +import colorspace_fragment from './ShaderChunk/colorspace_fragment.glsl.js'; +import colorspace_pars_fragment from './ShaderChunk/colorspace_pars_fragment.glsl.js'; +import envmap_fragment from './ShaderChunk/envmap_fragment.glsl.js'; +import envmap_common_pars_fragment from './ShaderChunk/envmap_common_pars_fragment.glsl.js'; +import envmap_pars_fragment from './ShaderChunk/envmap_pars_fragment.glsl.js'; +import envmap_pars_vertex from './ShaderChunk/envmap_pars_vertex.glsl.js'; +import envmap_vertex from './ShaderChunk/envmap_vertex.glsl.js'; +import fog_vertex from './ShaderChunk/fog_vertex.glsl.js'; +import fog_pars_vertex from './ShaderChunk/fog_pars_vertex.glsl.js'; +import fog_fragment from './ShaderChunk/fog_fragment.glsl.js'; +import fog_pars_fragment from './ShaderChunk/fog_pars_fragment.glsl.js'; +import gradientmap_pars_fragment from './ShaderChunk/gradientmap_pars_fragment.glsl.js'; +import lightmap_fragment from './ShaderChunk/lightmap_fragment.glsl.js'; +import lightmap_pars_fragment from './ShaderChunk/lightmap_pars_fragment.glsl.js'; +import lights_lambert_fragment from './ShaderChunk/lights_lambert_fragment.glsl.js'; +import lights_lambert_pars_fragment from './ShaderChunk/lights_lambert_pars_fragment.glsl.js'; +import lights_pars_begin from './ShaderChunk/lights_pars_begin.glsl.js'; +import envmap_physical_pars_fragment from './ShaderChunk/envmap_physical_pars_fragment.glsl.js'; +import lights_toon_fragment from './ShaderChunk/lights_toon_fragment.glsl.js'; +import lights_toon_pars_fragment from './ShaderChunk/lights_toon_pars_fragment.glsl.js'; +import lights_phong_fragment from './ShaderChunk/lights_phong_fragment.glsl.js'; +import lights_phong_pars_fragment from './ShaderChunk/lights_phong_pars_fragment.glsl.js'; +import lights_physical_fragment from './ShaderChunk/lights_physical_fragment.glsl.js'; +import lights_physical_pars_fragment from './ShaderChunk/lights_physical_pars_fragment.glsl.js'; +import lights_fragment_begin from './ShaderChunk/lights_fragment_begin.glsl.js'; +import lights_fragment_maps from './ShaderChunk/lights_fragment_maps.glsl.js'; +import lights_fragment_end from './ShaderChunk/lights_fragment_end.glsl.js'; +import logdepthbuf_fragment from './ShaderChunk/logdepthbuf_fragment.glsl.js'; +import logdepthbuf_pars_fragment from './ShaderChunk/logdepthbuf_pars_fragment.glsl.js'; +import logdepthbuf_pars_vertex from './ShaderChunk/logdepthbuf_pars_vertex.glsl.js'; +import logdepthbuf_vertex from './ShaderChunk/logdepthbuf_vertex.glsl.js'; +import map_fragment from './ShaderChunk/map_fragment.glsl.js'; +import map_pars_fragment from './ShaderChunk/map_pars_fragment.glsl.js'; +import map_particle_fragment from './ShaderChunk/map_particle_fragment.glsl.js'; +import map_particle_pars_fragment from './ShaderChunk/map_particle_pars_fragment.glsl.js'; +import metalnessmap_fragment from './ShaderChunk/metalnessmap_fragment.glsl.js'; +import metalnessmap_pars_fragment from './ShaderChunk/metalnessmap_pars_fragment.glsl.js'; +import morphcolor_vertex from './ShaderChunk/morphcolor_vertex.glsl.js'; +import morphnormal_vertex from './ShaderChunk/morphnormal_vertex.glsl.js'; +import morphtarget_pars_vertex from './ShaderChunk/morphtarget_pars_vertex.glsl.js'; +import morphtarget_vertex from './ShaderChunk/morphtarget_vertex.glsl.js'; +import normal_fragment_begin from './ShaderChunk/normal_fragment_begin.glsl.js'; +import normal_fragment_maps from './ShaderChunk/normal_fragment_maps.glsl.js'; +import normal_pars_fragment from './ShaderChunk/normal_pars_fragment.glsl.js'; +import normal_pars_vertex from './ShaderChunk/normal_pars_vertex.glsl.js'; +import normal_vertex from './ShaderChunk/normal_vertex.glsl.js'; +import normalmap_pars_fragment from './ShaderChunk/normalmap_pars_fragment.glsl.js'; +import clearcoat_normal_fragment_begin from './ShaderChunk/clearcoat_normal_fragment_begin.glsl.js'; +import clearcoat_normal_fragment_maps from './ShaderChunk/clearcoat_normal_fragment_maps.glsl.js'; +import clearcoat_pars_fragment from './ShaderChunk/clearcoat_pars_fragment.glsl.js'; +import iridescence_pars_fragment from './ShaderChunk/iridescence_pars_fragment.glsl.js'; +import opaque_fragment from './ShaderChunk/opaque_fragment.glsl.js'; +import packing from './ShaderChunk/packing.glsl.js'; +import premultiplied_alpha_fragment from './ShaderChunk/premultiplied_alpha_fragment.glsl.js'; +import project_vertex from './ShaderChunk/project_vertex.glsl.js'; +import dithering_fragment from './ShaderChunk/dithering_fragment.glsl.js'; +import dithering_pars_fragment from './ShaderChunk/dithering_pars_fragment.glsl.js'; +import roughnessmap_fragment from './ShaderChunk/roughnessmap_fragment.glsl.js'; +import roughnessmap_pars_fragment from './ShaderChunk/roughnessmap_pars_fragment.glsl.js'; +import shadowmap_pars_fragment from './ShaderChunk/shadowmap_pars_fragment.glsl.js'; +import shadowmap_pars_vertex from './ShaderChunk/shadowmap_pars_vertex.glsl.js'; +import shadowmap_vertex from './ShaderChunk/shadowmap_vertex.glsl.js'; +import shadowmask_pars_fragment from './ShaderChunk/shadowmask_pars_fragment.glsl.js'; +import skinbase_vertex from './ShaderChunk/skinbase_vertex.glsl.js'; +import skinning_pars_vertex from './ShaderChunk/skinning_pars_vertex.glsl.js'; +import skinning_vertex from './ShaderChunk/skinning_vertex.glsl.js'; +import skinnormal_vertex from './ShaderChunk/skinnormal_vertex.glsl.js'; +import specularmap_fragment from './ShaderChunk/specularmap_fragment.glsl.js'; +import specularmap_pars_fragment from './ShaderChunk/specularmap_pars_fragment.glsl.js'; +import tonemapping_fragment from './ShaderChunk/tonemapping_fragment.glsl.js'; +import tonemapping_pars_fragment from './ShaderChunk/tonemapping_pars_fragment.glsl.js'; +import transmission_fragment from './ShaderChunk/transmission_fragment.glsl.js'; +import transmission_pars_fragment from './ShaderChunk/transmission_pars_fragment.glsl.js'; +import uv_pars_fragment from './ShaderChunk/uv_pars_fragment.glsl.js'; +import uv_pars_vertex from './ShaderChunk/uv_pars_vertex.glsl.js'; +import uv_vertex from './ShaderChunk/uv_vertex.glsl.js'; +import worldpos_vertex from './ShaderChunk/worldpos_vertex.glsl.js'; + +import * as background from './ShaderLib/background.glsl.js'; +import * as backgroundCube from './ShaderLib/backgroundCube.glsl.js'; +import * as cube from './ShaderLib/cube.glsl.js'; +import * as depth from './ShaderLib/depth.glsl.js'; +import * as distanceRGBA from './ShaderLib/distanceRGBA.glsl.js'; +import * as equirect from './ShaderLib/equirect.glsl.js'; +import * as linedashed from './ShaderLib/linedashed.glsl.js'; +import * as meshbasic from './ShaderLib/meshbasic.glsl.js'; +import * as meshlambert from './ShaderLib/meshlambert.glsl.js'; +import * as meshmatcap from './ShaderLib/meshmatcap.glsl.js'; +import * as meshnormal from './ShaderLib/meshnormal.glsl.js'; +import * as meshphong from './ShaderLib/meshphong.glsl.js'; +import * as meshphysical from './ShaderLib/meshphysical.glsl.js'; +import * as meshtoon from './ShaderLib/meshtoon.glsl.js'; +import * as points from './ShaderLib/points.glsl.js'; +import * as shadow from './ShaderLib/shadow.glsl.js'; +import * as sprite from './ShaderLib/sprite.glsl.js'; + +export const ShaderChunk = { + alphahash_fragment: alphahash_fragment, + alphahash_pars_fragment: alphahash_pars_fragment, + alphamap_fragment: alphamap_fragment, + alphamap_pars_fragment: alphamap_pars_fragment, + alphatest_fragment: alphatest_fragment, + alphatest_pars_fragment: alphatest_pars_fragment, + aomap_fragment: aomap_fragment, + aomap_pars_fragment: aomap_pars_fragment, + batching_pars_vertex: batching_pars_vertex, + batching_vertex: batching_vertex, + begin_vertex: begin_vertex, + beginnormal_vertex: beginnormal_vertex, + bsdfs: bsdfs, + iridescence_fragment: iridescence_fragment, + bumpmap_pars_fragment: bumpmap_pars_fragment, + clipping_planes_fragment: clipping_planes_fragment, + clipping_planes_pars_fragment: clipping_planes_pars_fragment, + clipping_planes_pars_vertex: clipping_planes_pars_vertex, + clipping_planes_vertex: clipping_planes_vertex, + color_fragment: color_fragment, + color_pars_fragment: color_pars_fragment, + color_pars_vertex: color_pars_vertex, + color_vertex: color_vertex, + common: common, + cube_uv_reflection_fragment: cube_uv_reflection_fragment, + defaultnormal_vertex: defaultnormal_vertex, + displacementmap_pars_vertex: displacementmap_pars_vertex, + displacementmap_vertex: displacementmap_vertex, + emissivemap_fragment: emissivemap_fragment, + emissivemap_pars_fragment: emissivemap_pars_fragment, + colorspace_fragment: colorspace_fragment, + colorspace_pars_fragment: colorspace_pars_fragment, + envmap_fragment: envmap_fragment, + envmap_common_pars_fragment: envmap_common_pars_fragment, + envmap_pars_fragment: envmap_pars_fragment, + envmap_pars_vertex: envmap_pars_vertex, + envmap_physical_pars_fragment: envmap_physical_pars_fragment, + envmap_vertex: envmap_vertex, + fog_vertex: fog_vertex, + fog_pars_vertex: fog_pars_vertex, + fog_fragment: fog_fragment, + fog_pars_fragment: fog_pars_fragment, + gradientmap_pars_fragment: gradientmap_pars_fragment, + lightmap_fragment: lightmap_fragment, + lightmap_pars_fragment: lightmap_pars_fragment, + lights_lambert_fragment: lights_lambert_fragment, + lights_lambert_pars_fragment: lights_lambert_pars_fragment, + lights_pars_begin: lights_pars_begin, + lights_toon_fragment: lights_toon_fragment, + lights_toon_pars_fragment: lights_toon_pars_fragment, + lights_phong_fragment: lights_phong_fragment, + lights_phong_pars_fragment: lights_phong_pars_fragment, + lights_physical_fragment: lights_physical_fragment, + lights_physical_pars_fragment: lights_physical_pars_fragment, + lights_fragment_begin: lights_fragment_begin, + lights_fragment_maps: lights_fragment_maps, + lights_fragment_end: lights_fragment_end, + logdepthbuf_fragment: logdepthbuf_fragment, + logdepthbuf_pars_fragment: logdepthbuf_pars_fragment, + logdepthbuf_pars_vertex: logdepthbuf_pars_vertex, + logdepthbuf_vertex: logdepthbuf_vertex, + map_fragment: map_fragment, + map_pars_fragment: map_pars_fragment, + map_particle_fragment: map_particle_fragment, + map_particle_pars_fragment: map_particle_pars_fragment, + metalnessmap_fragment: metalnessmap_fragment, + metalnessmap_pars_fragment: metalnessmap_pars_fragment, + morphcolor_vertex: morphcolor_vertex, + morphnormal_vertex: morphnormal_vertex, + morphtarget_pars_vertex: morphtarget_pars_vertex, + morphtarget_vertex: morphtarget_vertex, + normal_fragment_begin: normal_fragment_begin, + normal_fragment_maps: normal_fragment_maps, + normal_pars_fragment: normal_pars_fragment, + normal_pars_vertex: normal_pars_vertex, + normal_vertex: normal_vertex, + normalmap_pars_fragment: normalmap_pars_fragment, + clearcoat_normal_fragment_begin: clearcoat_normal_fragment_begin, + clearcoat_normal_fragment_maps: clearcoat_normal_fragment_maps, + clearcoat_pars_fragment: clearcoat_pars_fragment, + iridescence_pars_fragment: iridescence_pars_fragment, + opaque_fragment: opaque_fragment, + packing: packing, + premultiplied_alpha_fragment: premultiplied_alpha_fragment, + project_vertex: project_vertex, + dithering_fragment: dithering_fragment, + dithering_pars_fragment: dithering_pars_fragment, + roughnessmap_fragment: roughnessmap_fragment, + roughnessmap_pars_fragment: roughnessmap_pars_fragment, + shadowmap_pars_fragment: shadowmap_pars_fragment, + shadowmap_pars_vertex: shadowmap_pars_vertex, + shadowmap_vertex: shadowmap_vertex, + shadowmask_pars_fragment: shadowmask_pars_fragment, + skinbase_vertex: skinbase_vertex, + skinning_pars_vertex: skinning_pars_vertex, + skinning_vertex: skinning_vertex, + skinnormal_vertex: skinnormal_vertex, + specularmap_fragment: specularmap_fragment, + specularmap_pars_fragment: specularmap_pars_fragment, + tonemapping_fragment: tonemapping_fragment, + tonemapping_pars_fragment: tonemapping_pars_fragment, + transmission_fragment: transmission_fragment, + transmission_pars_fragment: transmission_pars_fragment, + uv_pars_fragment: uv_pars_fragment, + uv_pars_vertex: uv_pars_vertex, + uv_vertex: uv_vertex, + worldpos_vertex: worldpos_vertex, + + background_vert: background.vertex, + background_frag: background.fragment, + backgroundCube_vert: backgroundCube.vertex, + backgroundCube_frag: backgroundCube.fragment, + cube_vert: cube.vertex, + cube_frag: cube.fragment, + depth_vert: depth.vertex, + depth_frag: depth.fragment, + distanceRGBA_vert: distanceRGBA.vertex, + distanceRGBA_frag: distanceRGBA.fragment, + equirect_vert: equirect.vertex, + equirect_frag: equirect.fragment, + linedashed_vert: linedashed.vertex, + linedashed_frag: linedashed.fragment, + meshbasic_vert: meshbasic.vertex, + meshbasic_frag: meshbasic.fragment, + meshlambert_vert: meshlambert.vertex, + meshlambert_frag: meshlambert.fragment, + meshmatcap_vert: meshmatcap.vertex, + meshmatcap_frag: meshmatcap.fragment, + meshnormal_vert: meshnormal.vertex, + meshnormal_frag: meshnormal.fragment, + meshphong_vert: meshphong.vertex, + meshphong_frag: meshphong.fragment, + meshphysical_vert: meshphysical.vertex, + meshphysical_frag: meshphysical.fragment, + meshtoon_vert: meshtoon.vertex, + meshtoon_frag: meshtoon.fragment, + points_vert: points.vertex, + points_frag: points.fragment, + shadow_vert: shadow.vertex, + shadow_frag: shadow.fragment, + sprite_vert: sprite.vertex, + sprite_frag: sprite.fragment +}; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/alphahash_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/alphahash_fragment.glsl.js new file mode 100644 index 000000000..b0eec1537 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/alphahash_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_ALPHAHASH + + if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/alphahash_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/alphahash_pars_fragment.glsl.js new file mode 100644 index 000000000..7353849d0 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/alphahash_pars_fragment.glsl.js @@ -0,0 +1,68 @@ +export default /* glsl */` +#ifdef USE_ALPHAHASH + + /** + * See: https://casual-effects.com/research/Wyman2017Hashed/index.html + */ + + const float ALPHA_HASH_SCALE = 0.05; // Derived from trials only, and may be changed. + + float hash2D( vec2 value ) { + + return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) ); + + } + + float hash3D( vec3 value ) { + + return hash2D( vec2( hash2D( value.xy ), value.z ) ); + + } + + float getAlphaHashThreshold( vec3 position ) { + + // Find the discretized derivatives of our coordinates + float maxDeriv = max( + length( dFdx( position.xyz ) ), + length( dFdy( position.xyz ) ) + ); + float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv ); + + // Find two nearest log-discretized noise scales + vec2 pixScales = vec2( + exp2( floor( log2( pixScale ) ) ), + exp2( ceil( log2( pixScale ) ) ) + ); + + // Compute alpha thresholds at our two noise scales + vec2 alpha = vec2( + hash3D( floor( pixScales.x * position.xyz ) ), + hash3D( floor( pixScales.y * position.xyz ) ) + ); + + // Factor to interpolate lerp with + float lerpFactor = fract( log2( pixScale ) ); + + // Interpolate alpha threshold from noise at two scales + float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y; + + // Pass into CDF to compute uniformly distrib threshold + float a = min( lerpFactor, 1.0 - lerpFactor ); + vec3 cases = vec3( + x * x / ( 2.0 * a * ( 1.0 - a ) ), + ( x - 0.5 * a ) / ( 1.0 - a ), + 1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) ) + ); + + // Find our final, uniformly distributed alpha threshold (ατ) + float threshold = ( x < ( 1.0 - a ) ) + ? ( ( x < a ) ? cases.x : cases.y ) + : cases.z; + + // Avoids ατ == 0. Could also do ατ =1-ατ + return clamp( threshold , 1.0e-6, 1.0 ); + + } + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/alphamap_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/alphamap_fragment.glsl.js new file mode 100644 index 000000000..98296ae1f --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/alphamap_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_ALPHAMAP + + diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/alphamap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/alphamap_pars_fragment.glsl.js new file mode 100644 index 000000000..ae6f46dea --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/alphamap_pars_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_ALPHAMAP + + uniform sampler2D alphaMap; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/alphatest_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/alphatest_fragment.glsl.js new file mode 100644 index 000000000..5f971d95b --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/alphatest_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_ALPHATEST + + if ( diffuseColor.a < alphaTest ) discard; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/alphatest_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/alphatest_pars_fragment.glsl.js new file mode 100644 index 000000000..90a37fb4a --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/alphatest_pars_fragment.glsl.js @@ -0,0 +1,5 @@ +export default /* glsl */` +#ifdef USE_ALPHATEST + uniform float alphaTest; +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/aomap_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/aomap_fragment.glsl.js new file mode 100644 index 000000000..d1a5848a0 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/aomap_fragment.glsl.js @@ -0,0 +1,26 @@ +export default /* glsl */` +#ifdef USE_AOMAP + + // reads channel R, compatible with a combined OcclusionRoughnessMetallic (RGB) texture + float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0; + + reflectedLight.indirectDiffuse *= ambientOcclusion; + + #if defined( USE_CLEARCOAT ) + clearcoatSpecularIndirect *= ambientOcclusion; + #endif + + #if defined( USE_SHEEN ) + sheenSpecularIndirect *= ambientOcclusion; + #endif + + #if defined( USE_ENVMAP ) && defined( STANDARD ) + + float dotNV = saturate( dot( geometryNormal, geometryViewDir ) ); + + reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness ); + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/aomap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/aomap_pars_fragment.glsl.js new file mode 100644 index 000000000..7c2eadc7e --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/aomap_pars_fragment.glsl.js @@ -0,0 +1,8 @@ +export default /* glsl */` +#ifdef USE_AOMAP + + uniform sampler2D aoMap; + uniform float aoMapIntensity; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/batching_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/batching_pars_vertex.glsl.js new file mode 100644 index 000000000..fb602a0f7 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/batching_pars_vertex.glsl.js @@ -0,0 +1,19 @@ +export default /* glsl */` +#ifdef USE_BATCHING + attribute float batchId; + uniform highp sampler2D batchingTexture; + mat4 getBatchingMatrix( const in float i ) { + + int size = textureSize( batchingTexture, 0 ).x; + int j = int( i ) * 4; + int x = j % size; + int y = j / size; + vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 ); + vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 ); + vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 ); + vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 ); + return mat4( v1, v2, v3, v4 ); + + } +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/batching_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/batching_vertex.glsl.js new file mode 100644 index 000000000..6eb4aadad --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/batching_vertex.glsl.js @@ -0,0 +1,5 @@ +export default /* glsl */` +#ifdef USE_BATCHING + mat4 batchingMatrix = getBatchingMatrix( batchId ); +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/begin_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/begin_vertex.glsl.js new file mode 100644 index 000000000..f9e192502 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/begin_vertex.glsl.js @@ -0,0 +1,9 @@ +export default /* glsl */` +vec3 transformed = vec3( position ); + +#ifdef USE_ALPHAHASH + + vPosition = vec3( position ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/beginnormal_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/beginnormal_vertex.glsl.js new file mode 100644 index 000000000..7286cbaa5 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/beginnormal_vertex.glsl.js @@ -0,0 +1,9 @@ +export default /* glsl */` +vec3 objectNormal = vec3( normal ); + +#ifdef USE_TANGENT + + vec3 objectTangent = vec3( tangent.xyz ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/bsdfs.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/bsdfs.glsl.js new file mode 100644 index 000000000..72b3c7ef4 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/bsdfs.glsl.js @@ -0,0 +1,33 @@ +export default /* glsl */` + +float G_BlinnPhong_Implicit( /* const in float dotNL, const in float dotNV */ ) { + + // geometry term is (n dot l)(n dot v) / 4(n dot l)(n dot v) + return 0.25; + +} + +float D_BlinnPhong( const in float shininess, const in float dotNH ) { + + return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess ); + +} + +vec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) { + + vec3 halfDir = normalize( lightDir + viewDir ); + + float dotNH = saturate( dot( normal, halfDir ) ); + float dotVH = saturate( dot( viewDir, halfDir ) ); + + vec3 F = F_Schlick( specularColor, 1.0, dotVH ); + + float G = G_BlinnPhong_Implicit( /* dotNL, dotNV */ ); + + float D = D_BlinnPhong( shininess, dotNH ); + + return F * ( G * D ); + +} // validated + +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/bumpmap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/bumpmap_pars_fragment.glsl.js new file mode 100644 index 000000000..07e5c5f84 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/bumpmap_pars_fragment.glsl.js @@ -0,0 +1,43 @@ +export default /* glsl */` +#ifdef USE_BUMPMAP + + uniform sampler2D bumpMap; + uniform float bumpScale; + + // Bump Mapping Unparametrized Surfaces on the GPU by Morten S. Mikkelsen + // https://mmikk.github.io/papers3d/mm_sfgrad_bump.pdf + + // Evaluate the derivative of the height w.r.t. screen-space using forward differencing (listing 2) + + vec2 dHdxy_fwd() { + + vec2 dSTdx = dFdx( vBumpMapUv ); + vec2 dSTdy = dFdy( vBumpMapUv ); + + float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x; + float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll; + float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll; + + return vec2( dBx, dBy ); + + } + + vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) { + + // normalize is done to ensure that the bump map looks the same regardless of the texture's scale + vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) ); + vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) ); + vec3 vN = surf_norm; // normalized + + vec3 R1 = cross( vSigmaY, vN ); + vec3 R2 = cross( vN, vSigmaX ); + + float fDet = dot( vSigmaX, R1 ) * faceDirection; + + vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 ); + return normalize( abs( fDet ) * surf_norm - vGrad ); + + } + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/clearcoat_normal_fragment_begin.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/clearcoat_normal_fragment_begin.glsl.js new file mode 100644 index 000000000..7f4b53b43 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/clearcoat_normal_fragment_begin.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_CLEARCOAT + + vec3 clearcoatNormal = nonPerturbedNormal; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/clearcoat_normal_fragment_maps.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/clearcoat_normal_fragment_maps.glsl.js new file mode 100644 index 000000000..b09a2dfc7 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/clearcoat_normal_fragment_maps.glsl.js @@ -0,0 +1,10 @@ +export default /* glsl */` +#ifdef USE_CLEARCOAT_NORMALMAP + + vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0; + clearcoatMapN.xy *= clearcoatNormalScale; + + clearcoatNormal = normalize( tbn2 * clearcoatMapN ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/clearcoat_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/clearcoat_pars_fragment.glsl.js new file mode 100644 index 000000000..0f848851c --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/clearcoat_pars_fragment.glsl.js @@ -0,0 +1,21 @@ +export default /* glsl */` + +#ifdef USE_CLEARCOATMAP + + uniform sampler2D clearcoatMap; + +#endif + +#ifdef USE_CLEARCOAT_NORMALMAP + + uniform sampler2D clearcoatNormalMap; + uniform vec2 clearcoatNormalScale; + +#endif + +#ifdef USE_CLEARCOAT_ROUGHNESSMAP + + uniform sampler2D clearcoatRoughnessMap; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_fragment.glsl.js new file mode 100644 index 000000000..4e3726669 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_fragment.glsl.js @@ -0,0 +1,33 @@ +export default /* glsl */` +#if NUM_CLIPPING_PLANES > 0 + + vec4 plane; + + #pragma unroll_loop_start + for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) { + + plane = clippingPlanes[ i ]; + if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard; + + } + #pragma unroll_loop_end + + #if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES + + bool clipped = true; + + #pragma unroll_loop_start + for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) { + + plane = clippingPlanes[ i ]; + clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped; + + } + #pragma unroll_loop_end + + if ( clipped ) discard; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_pars_fragment.glsl.js new file mode 100644 index 000000000..bf5d748cd --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_pars_fragment.glsl.js @@ -0,0 +1,9 @@ +export default /* glsl */` +#if NUM_CLIPPING_PLANES > 0 + + varying vec3 vClipPosition; + + uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ]; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_pars_vertex.glsl.js new file mode 100644 index 000000000..9670ad282 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_pars_vertex.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#if NUM_CLIPPING_PLANES > 0 + + varying vec3 vClipPosition; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_vertex.glsl.js new file mode 100644 index 000000000..2e00b5938 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/clipping_planes_vertex.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#if NUM_CLIPPING_PLANES > 0 + + vClipPosition = - mvPosition.xyz; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/color_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/color_fragment.glsl.js new file mode 100644 index 000000000..96d4a3728 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/color_fragment.glsl.js @@ -0,0 +1,11 @@ +export default /* glsl */` +#if defined( USE_COLOR_ALPHA ) + + diffuseColor *= vColor; + +#elif defined( USE_COLOR ) + + diffuseColor.rgb *= vColor; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/color_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/color_pars_fragment.glsl.js new file mode 100644 index 000000000..1040a715b --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/color_pars_fragment.glsl.js @@ -0,0 +1,11 @@ +export default /* glsl */` +#if defined( USE_COLOR_ALPHA ) + + varying vec4 vColor; + +#elif defined( USE_COLOR ) + + varying vec3 vColor; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/color_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/color_pars_vertex.glsl.js new file mode 100644 index 000000000..80c4934d5 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/color_pars_vertex.glsl.js @@ -0,0 +1,11 @@ +export default /* glsl */` +#if defined( USE_COLOR_ALPHA ) + + varying vec4 vColor; + +#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) + + varying vec3 vColor; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/color_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/color_vertex.glsl.js new file mode 100644 index 000000000..b288b7c47 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/color_vertex.glsl.js @@ -0,0 +1,23 @@ +export default /* glsl */` +#if defined( USE_COLOR_ALPHA ) + + vColor = vec4( 1.0 ); + +#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) + + vColor = vec3( 1.0 ); + +#endif + +#ifdef USE_COLOR + + vColor *= color; + +#endif + +#ifdef USE_INSTANCING_COLOR + + vColor.xyz *= instanceColor.xyz; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/colorspace_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/colorspace_fragment.glsl.js new file mode 100644 index 000000000..3072c76cd --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/colorspace_fragment.glsl.js @@ -0,0 +1,3 @@ +export default /* glsl */` +gl_FragColor = linearToOutputTexel( gl_FragColor ); +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/colorspace_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/colorspace_pars_fragment.glsl.js new file mode 100644 index 000000000..4b52daad7 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/colorspace_pars_fragment.glsl.js @@ -0,0 +1,44 @@ +export default /* glsl */` + +// http://www.russellcottrell.com/photo/matrixCalculator.htm + +// Linear sRGB => XYZ => Linear Display P3 +const mat3 LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = mat3( + vec3( 0.8224621, 0.177538, 0.0 ), + vec3( 0.0331941, 0.9668058, 0.0 ), + vec3( 0.0170827, 0.0723974, 0.9105199 ) +); + +// Linear Display P3 => XYZ => Linear sRGB +const mat3 LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = mat3( + vec3( 1.2249401, - 0.2249404, 0.0 ), + vec3( - 0.0420569, 1.0420571, 0.0 ), + vec3( - 0.0196376, - 0.0786361, 1.0982735 ) +); + +vec4 LinearSRGBToLinearDisplayP3( in vec4 value ) { + return vec4( value.rgb * LINEAR_SRGB_TO_LINEAR_DISPLAY_P3, value.a ); +} + +vec4 LinearDisplayP3ToLinearSRGB( in vec4 value ) { + return vec4( value.rgb * LINEAR_DISPLAY_P3_TO_LINEAR_SRGB, value.a ); +} + +vec4 LinearTransferOETF( in vec4 value ) { + return value; +} + +vec4 sRGBTransferOETF( in vec4 value ) { + return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a ); +} + +// @deprecated, r156 +vec4 LinearToLinear( in vec4 value ) { + return value; +} + +// @deprecated, r156 +vec4 LinearTosRGB( in vec4 value ) { + return sRGBTransferOETF( value ); +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/common.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/common.glsl.js new file mode 100644 index 000000000..eb7083226 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/common.glsl.js @@ -0,0 +1,147 @@ +export default /* glsl */` +#define PI 3.141592653589793 +#define PI2 6.283185307179586 +#define PI_HALF 1.5707963267948966 +#define RECIPROCAL_PI 0.3183098861837907 +#define RECIPROCAL_PI2 0.15915494309189535 +#define EPSILON 1e-6 + +#ifndef saturate +// may have defined saturate() already +#define saturate( a ) clamp( a, 0.0, 1.0 ) +#endif +#define whiteComplement( a ) ( 1.0 - saturate( a ) ) + +float pow2( const in float x ) { return x*x; } +vec3 pow2( const in vec3 x ) { return x*x; } +float pow3( const in float x ) { return x*x*x; } +float pow4( const in float x ) { float x2 = x*x; return x2*x2; } +float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); } +float average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); } + +// expects values in the range of [0,1]x[0,1], returns values in the [0,1] range. +// do not collapse into a single function per: http://byteblacksmith.com/improvements-to-the-canonical-one-liner-glsl-rand-for-opengl-es-2-0/ +highp float rand( const in vec2 uv ) { + + const highp float a = 12.9898, b = 78.233, c = 43758.5453; + highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI ); + + return fract( sin( sn ) * c ); + +} + +#ifdef HIGH_PRECISION + float precisionSafeLength( vec3 v ) { return length( v ); } +#else + float precisionSafeLength( vec3 v ) { + float maxComponent = max3( abs( v ) ); + return length( v / maxComponent ) * maxComponent; + } +#endif + +struct IncidentLight { + vec3 color; + vec3 direction; + bool visible; +}; + +struct ReflectedLight { + vec3 directDiffuse; + vec3 directSpecular; + vec3 indirectDiffuse; + vec3 indirectSpecular; +}; + +#ifdef USE_ALPHAHASH + + varying vec3 vPosition; + +#endif + +vec3 transformDirection( in vec3 dir, in mat4 matrix ) { + + return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz ); + +} + +vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) { + + // dir can be either a direction vector or a normal vector + // upper-left 3x3 of matrix is assumed to be orthogonal + + return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz ); + +} + +mat3 transposeMat3( const in mat3 m ) { + + mat3 tmp; + + tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x ); + tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y ); + tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z ); + + return tmp; + +} + +float luminance( const in vec3 rgb ) { + + // assumes rgb is in linear color space with sRGB primaries and D65 white point + + const vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 ); + + return dot( weights, rgb ); + +} + +bool isPerspectiveMatrix( mat4 m ) { + + return m[ 2 ][ 3 ] == - 1.0; + +} + +vec2 equirectUv( in vec3 dir ) { + + // dir is assumed to be unit length + + float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5; + + float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5; + + return vec2( u, v ); + +} + +vec3 BRDF_Lambert( const in vec3 diffuseColor ) { + + return RECIPROCAL_PI * diffuseColor; + +} // validated + +vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) { + + // Original approximation by Christophe Schlick '94 + // float fresnel = pow( 1.0 - dotVH, 5.0 ); + + // Optimized variant (presented by Epic at SIGGRAPH '13) + // https://cdn2.unrealengine.com/Resources/files/2013SiggraphPresentationsNotes-26915738.pdf + float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH ); + + return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel ); + +} // validated + +float F_Schlick( const in float f0, const in float f90, const in float dotVH ) { + + // Original approximation by Christophe Schlick '94 + // float fresnel = pow( 1.0 - dotVH, 5.0 ); + + // Optimized variant (presented by Epic at SIGGRAPH '13) + // https://cdn2.unrealengine.com/Resources/files/2013SiggraphPresentationsNotes-26915738.pdf + float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH ); + + return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel ); + +} // validated +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/cube_uv_reflection_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/cube_uv_reflection_fragment.glsl.js new file mode 100644 index 000000000..630cc119b --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/cube_uv_reflection_fragment.glsl.js @@ -0,0 +1,186 @@ +export default /* glsl */` +#ifdef ENVMAP_TYPE_CUBE_UV + + #define cubeUV_minMipLevel 4.0 + #define cubeUV_minTileSize 16.0 + + // These shader functions convert between the UV coordinates of a single face of + // a cubemap, the 0-5 integer index of a cube face, and the direction vector for + // sampling a textureCube (not generally normalized ). + + float getFace( vec3 direction ) { + + vec3 absDirection = abs( direction ); + + float face = - 1.0; + + if ( absDirection.x > absDirection.z ) { + + if ( absDirection.x > absDirection.y ) + + face = direction.x > 0.0 ? 0.0 : 3.0; + + else + + face = direction.y > 0.0 ? 1.0 : 4.0; + + } else { + + if ( absDirection.z > absDirection.y ) + + face = direction.z > 0.0 ? 2.0 : 5.0; + + else + + face = direction.y > 0.0 ? 1.0 : 4.0; + + } + + return face; + + } + + // RH coordinate system; PMREM face-indexing convention + vec2 getUV( vec3 direction, float face ) { + + vec2 uv; + + if ( face == 0.0 ) { + + uv = vec2( direction.z, direction.y ) / abs( direction.x ); // pos x + + } else if ( face == 1.0 ) { + + uv = vec2( - direction.x, - direction.z ) / abs( direction.y ); // pos y + + } else if ( face == 2.0 ) { + + uv = vec2( - direction.x, direction.y ) / abs( direction.z ); // pos z + + } else if ( face == 3.0 ) { + + uv = vec2( - direction.z, direction.y ) / abs( direction.x ); // neg x + + } else if ( face == 4.0 ) { + + uv = vec2( - direction.x, direction.z ) / abs( direction.y ); // neg y + + } else { + + uv = vec2( direction.x, direction.y ) / abs( direction.z ); // neg z + + } + + return 0.5 * ( uv + 1.0 ); + + } + + vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) { + + float face = getFace( direction ); + + float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 ); + + mipInt = max( mipInt, cubeUV_minMipLevel ); + + float faceSize = exp2( mipInt ); + + highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0; // #25071 + + if ( face > 2.0 ) { + + uv.y += faceSize; + + face -= 3.0; + + } + + uv.x += face * faceSize; + + uv.x += filterInt * 3.0 * cubeUV_minTileSize; + + uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize ); + + uv.x *= CUBEUV_TEXEL_WIDTH; + uv.y *= CUBEUV_TEXEL_HEIGHT; + + #ifdef texture2DGradEXT + + return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb; // disable anisotropic filtering + + #else + + return texture2D( envMap, uv ).rgb; + + #endif + + } + + // These defines must match with PMREMGenerator + + #define cubeUV_r0 1.0 + #define cubeUV_m0 - 2.0 + #define cubeUV_r1 0.8 + #define cubeUV_m1 - 1.0 + #define cubeUV_r4 0.4 + #define cubeUV_m4 2.0 + #define cubeUV_r5 0.305 + #define cubeUV_m5 3.0 + #define cubeUV_r6 0.21 + #define cubeUV_m6 4.0 + + float roughnessToMip( float roughness ) { + + float mip = 0.0; + + if ( roughness >= cubeUV_r1 ) { + + mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0; + + } else if ( roughness >= cubeUV_r4 ) { + + mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1; + + } else if ( roughness >= cubeUV_r5 ) { + + mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4; + + } else if ( roughness >= cubeUV_r6 ) { + + mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5; + + } else { + + mip = - 2.0 * log2( 1.16 * roughness ); // 1.16 = 1.79^0.25 + } + + return mip; + + } + + vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) { + + float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP ); + + float mipF = fract( mip ); + + float mipInt = floor( mip ); + + vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt ); + + if ( mipF == 0.0 ) { + + return vec4( color0, 1.0 ); + + } else { + + vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 ); + + return vec4( mix( color0, color1, mipF ), 1.0 ); + + } + + } + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/default_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/default_fragment.glsl.js new file mode 100644 index 000000000..a68ac369b --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/default_fragment.glsl.js @@ -0,0 +1,5 @@ +export default /* glsl */` +void main() { + gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 ); +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/default_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/default_vertex.glsl.js new file mode 100644 index 000000000..0ce0b03b6 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/default_vertex.glsl.js @@ -0,0 +1,5 @@ +export default /* glsl */` +void main() { + gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 ); +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/defaultnormal_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/defaultnormal_vertex.glsl.js new file mode 100644 index 000000000..1dc9bf567 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/defaultnormal_vertex.glsl.js @@ -0,0 +1,63 @@ +export default /* glsl */` + +vec3 transformedNormal = objectNormal; +#ifdef USE_TANGENT + + vec3 transformedTangent = objectTangent; + +#endif + +#ifdef USE_BATCHING + + // this is in lieu of a per-instance normal-matrix + // shear transforms in the instance matrix are not supported + + mat3 bm = mat3( batchingMatrix ); + transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) ); + transformedNormal = bm * transformedNormal; + + #ifdef USE_TANGENT + + transformedTangent = bm * transformedTangent; + + #endif + +#endif + +#ifdef USE_INSTANCING + + // this is in lieu of a per-instance normal-matrix + // shear transforms in the instance matrix are not supported + + mat3 im = mat3( instanceMatrix ); + transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) ); + transformedNormal = im * transformedNormal; + + #ifdef USE_TANGENT + + transformedTangent = im * transformedTangent; + + #endif + +#endif + +transformedNormal = normalMatrix * transformedNormal; + +#ifdef FLIP_SIDED + + transformedNormal = - transformedNormal; + +#endif + +#ifdef USE_TANGENT + + transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz; + + #ifdef FLIP_SIDED + + transformedTangent = - transformedTangent; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/displacementmap_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/displacementmap_pars_vertex.glsl.js new file mode 100644 index 000000000..b8ac0759a --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/displacementmap_pars_vertex.glsl.js @@ -0,0 +1,9 @@ +export default /* glsl */` +#ifdef USE_DISPLACEMENTMAP + + uniform sampler2D displacementMap; + uniform float displacementScale; + uniform float displacementBias; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/displacementmap_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/displacementmap_vertex.glsl.js new file mode 100644 index 000000000..84ada4790 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/displacementmap_vertex.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_DISPLACEMENTMAP + + transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/dithering_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/dithering_fragment.glsl.js new file mode 100644 index 000000000..25d801a67 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/dithering_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef DITHERING + + gl_FragColor.rgb = dithering( gl_FragColor.rgb ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/dithering_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/dithering_pars_fragment.glsl.js new file mode 100644 index 000000000..609c10358 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/dithering_pars_fragment.glsl.js @@ -0,0 +1,20 @@ +export default /* glsl */` +#ifdef DITHERING + + // based on https://www.shadertoy.com/view/MslGR8 + vec3 dithering( vec3 color ) { + //Calculate grid position + float grid_position = rand( gl_FragCoord.xy ); + + //Shift the individual colors differently, thus making it even harder to see the dithering pattern + vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 ); + + //modify shift according to grid position. + dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position ); + + //shift the color by dither_shift + return color + dither_shift_RGB; + } + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/emissivemap_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/emissivemap_fragment.glsl.js new file mode 100644 index 000000000..517d32ec6 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/emissivemap_fragment.glsl.js @@ -0,0 +1,9 @@ +export default /* glsl */` +#ifdef USE_EMISSIVEMAP + + vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv ); + + totalEmissiveRadiance *= emissiveColor.rgb; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/emissivemap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/emissivemap_pars_fragment.glsl.js new file mode 100644 index 000000000..3a9b02d61 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/emissivemap_pars_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_EMISSIVEMAP + + uniform sampler2D emissiveMap; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/envmap_common_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/envmap_common_pars_fragment.glsl.js new file mode 100644 index 000000000..cbe76d21f --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/envmap_common_pars_fragment.glsl.js @@ -0,0 +1,14 @@ +export default /* glsl */` +#ifdef USE_ENVMAP + + uniform float envMapIntensity; + uniform float flipEnvMap; + + #ifdef ENVMAP_TYPE_CUBE + uniform samplerCube envMap; + #else + uniform sampler2D envMap; + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/envmap_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/envmap_fragment.glsl.js new file mode 100644 index 000000000..ff441025c --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/envmap_fragment.glsl.js @@ -0,0 +1,62 @@ +export default /* glsl */` +#ifdef USE_ENVMAP + + #ifdef ENV_WORLDPOS + + vec3 cameraToFrag; + + if ( isOrthographic ) { + + cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) ); + + } else { + + cameraToFrag = normalize( vWorldPosition - cameraPosition ); + + } + + // Transforming Normal Vectors with the Inverse Transformation + vec3 worldNormal = inverseTransformDirection( normal, viewMatrix ); + + #ifdef ENVMAP_MODE_REFLECTION + + vec3 reflectVec = reflect( cameraToFrag, worldNormal ); + + #else + + vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio ); + + #endif + + #else + + vec3 reflectVec = vReflect; + + #endif + + #ifdef ENVMAP_TYPE_CUBE + + vec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) ); + + #else + + vec4 envColor = vec4( 0.0 ); + + #endif + + #ifdef ENVMAP_BLENDING_MULTIPLY + + outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity ); + + #elif defined( ENVMAP_BLENDING_MIX ) + + outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity ); + + #elif defined( ENVMAP_BLENDING_ADD ) + + outgoingLight += envColor.xyz * specularStrength * reflectivity; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/envmap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/envmap_pars_fragment.glsl.js new file mode 100644 index 000000000..17ffaaf29 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/envmap_pars_fragment.glsl.js @@ -0,0 +1,21 @@ +export default /* glsl */` +#ifdef USE_ENVMAP + + uniform float reflectivity; + + #if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT ) + + #define ENV_WORLDPOS + + #endif + + #ifdef ENV_WORLDPOS + + varying vec3 vWorldPosition; + uniform float refractionRatio; + #else + varying vec3 vReflect; + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/envmap_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/envmap_pars_vertex.glsl.js new file mode 100644 index 000000000..6d13f2309 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/envmap_pars_vertex.glsl.js @@ -0,0 +1,22 @@ +export default /* glsl */` +#ifdef USE_ENVMAP + + #if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT ) + + #define ENV_WORLDPOS + + #endif + + #ifdef ENV_WORLDPOS + + varying vec3 vWorldPosition; + + #else + + varying vec3 vReflect; + uniform float refractionRatio; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/envmap_physical_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/envmap_physical_pars_fragment.glsl.js new file mode 100644 index 000000000..914e4fee9 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/envmap_physical_pars_fragment.glsl.js @@ -0,0 +1,69 @@ +export default /* glsl */` +#ifdef USE_ENVMAP + + vec3 getIBLIrradiance( const in vec3 normal ) { + + #ifdef ENVMAP_TYPE_CUBE_UV + + vec3 worldNormal = inverseTransformDirection( normal, viewMatrix ); + + vec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 ); + + return PI * envMapColor.rgb * envMapIntensity; + + #else + + return vec3( 0.0 ); + + #endif + + } + + vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) { + + #ifdef ENVMAP_TYPE_CUBE_UV + + vec3 reflectVec = reflect( - viewDir, normal ); + + // Mixing the reflection with the normal is more accurate and keeps rough objects from gathering light from behind their tangent plane. + reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) ); + + reflectVec = inverseTransformDirection( reflectVec, viewMatrix ); + + vec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness ); + + return envMapColor.rgb * envMapIntensity; + + #else + + return vec3( 0.0 ); + + #endif + + } + + #ifdef USE_ANISOTROPY + + vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) { + + #ifdef ENVMAP_TYPE_CUBE_UV + + // https://google.github.io/filament/Filament.md.html#lighting/imagebasedlights/anisotropy + vec3 bentNormal = cross( bitangent, viewDir ); + bentNormal = normalize( cross( bentNormal, bitangent ) ); + bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) ); + + return getIBLRadiance( viewDir, bentNormal, roughness ); + + #else + + return vec3( 0.0 ); + + #endif + + } + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/envmap_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/envmap_vertex.glsl.js new file mode 100644 index 000000000..537c94f1b --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/envmap_vertex.glsl.js @@ -0,0 +1,37 @@ +export default /* glsl */` +#ifdef USE_ENVMAP + + #ifdef ENV_WORLDPOS + + vWorldPosition = worldPosition.xyz; + + #else + + vec3 cameraToVertex; + + if ( isOrthographic ) { + + cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) ); + + } else { + + cameraToVertex = normalize( worldPosition.xyz - cameraPosition ); + + } + + vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix ); + + #ifdef ENVMAP_MODE_REFLECTION + + vReflect = reflect( cameraToVertex, worldNormal ); + + #else + + vReflect = refract( cameraToVertex, worldNormal, refractionRatio ); + + #endif + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/fog_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/fog_fragment.glsl.js new file mode 100644 index 000000000..2b4f28252 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/fog_fragment.glsl.js @@ -0,0 +1,17 @@ +export default /* glsl */` +#ifdef USE_FOG + + #ifdef FOG_EXP2 + + float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth ); + + #else + + float fogFactor = smoothstep( fogNear, fogFar, vFogDepth ); + + #endif + + gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/fog_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/fog_pars_fragment.glsl.js new file mode 100644 index 000000000..faade1fe9 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/fog_pars_fragment.glsl.js @@ -0,0 +1,19 @@ +export default /* glsl */` +#ifdef USE_FOG + + uniform vec3 fogColor; + varying float vFogDepth; + + #ifdef FOG_EXP2 + + uniform float fogDensity; + + #else + + uniform float fogNear; + uniform float fogFar; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/fog_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/fog_pars_vertex.glsl.js new file mode 100644 index 000000000..3a7a1929e --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/fog_pars_vertex.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_FOG + + varying float vFogDepth; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/fog_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/fog_vertex.glsl.js new file mode 100644 index 000000000..a32981173 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/fog_vertex.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_FOG + + vFogDepth = - mvPosition.z; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/gradientmap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/gradientmap_pars_fragment.glsl.js new file mode 100644 index 000000000..a2ac095c4 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/gradientmap_pars_fragment.glsl.js @@ -0,0 +1,27 @@ +export default /* glsl */` + +#ifdef USE_GRADIENTMAP + + uniform sampler2D gradientMap; + +#endif + +vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) { + + // dotNL will be from -1.0 to 1.0 + float dotNL = dot( normal, lightDirection ); + vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 ); + + #ifdef USE_GRADIENTMAP + + return vec3( texture2D( gradientMap, coord ).r ); + + #else + + vec2 fw = fwidth( coord ) * 0.5; + return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) ); + + #endif + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/iridescence_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/iridescence_fragment.glsl.js new file mode 100644 index 000000000..858bc824f --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/iridescence_fragment.glsl.js @@ -0,0 +1,120 @@ +export default /* glsl */` + +#ifdef USE_IRIDESCENCE + + // XYZ to linear-sRGB color space + const mat3 XYZ_TO_REC709 = mat3( + 3.2404542, -0.9692660, 0.0556434, + -1.5371385, 1.8760108, -0.2040259, + -0.4985314, 0.0415560, 1.0572252 + ); + + // Assume air interface for top + // Note: We don't handle the case fresnel0 == 1 + vec3 Fresnel0ToIor( vec3 fresnel0 ) { + + vec3 sqrtF0 = sqrt( fresnel0 ); + return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 ); + + } + + // Conversion FO/IOR + vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) { + + return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) ); + + } + + // ior is a value between 1.0 and 3.0. 1.0 is air interface + float IorToFresnel0( float transmittedIor, float incidentIor ) { + + return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor )); + + } + + // Fresnel equations for dielectric/dielectric interfaces. + // Ref: https://belcour.github.io/blog/research/2017/05/01/brdf-thin-film.html + // Evaluation XYZ sensitivity curves in Fourier space + vec3 evalSensitivity( float OPD, vec3 shift ) { + + float phase = 2.0 * PI * OPD * 1.0e-9; + vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 ); + vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 ); + vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 ); + + vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var ); + xyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) ); + xyz /= 1.0685e-7; + + vec3 rgb = XYZ_TO_REC709 * xyz; + return rgb; + + } + + vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) { + + vec3 I; + + // Force iridescenceIOR -> outsideIOR when thinFilmThickness -> 0.0 + float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) ); + // Evaluate the cosTheta on the base layer (Snell law) + float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) ); + + // Handle TIR: + float cosTheta2Sq = 1.0 - sinTheta2Sq; + if ( cosTheta2Sq < 0.0 ) { + + return vec3( 1.0 ); + + } + + float cosTheta2 = sqrt( cosTheta2Sq ); + + // First interface + float R0 = IorToFresnel0( iridescenceIOR, outsideIOR ); + float R12 = F_Schlick( R0, 1.0, cosTheta1 ); + float T121 = 1.0 - R12; + float phi12 = 0.0; + if ( iridescenceIOR < outsideIOR ) phi12 = PI; + float phi21 = PI - phi12; + + // Second interface + vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) ); // guard against 1.0 + vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR ); + vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 ); + vec3 phi23 = vec3( 0.0 ); + if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI; + if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI; + if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI; + + // Phase shift + float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2; + vec3 phi = vec3( phi21 ) + phi23; + + // Compound terms + vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 ); + vec3 r123 = sqrt( R123 ); + vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 ); + + // Reflectance term for m = 0 (DC term amplitude) + vec3 C0 = R12 + Rs; + I = C0; + + // Reflectance term for m > 0 (pairs of diracs) + vec3 Cm = Rs - T121; + for ( int m = 1; m <= 2; ++ m ) { + + Cm *= r123; + vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi ); + I += Cm * Sm; + + } + + // Since out of gamut colors might be produced, negative color values are clamped to 0. + return max( I, vec3( 0.0 ) ); + + } + +#endif + +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/iridescence_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/iridescence_pars_fragment.glsl.js new file mode 100644 index 000000000..b58bb9340 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/iridescence_pars_fragment.glsl.js @@ -0,0 +1,14 @@ +export default /* glsl */` + +#ifdef USE_IRIDESCENCEMAP + + uniform sampler2D iridescenceMap; + +#endif + +#ifdef USE_IRIDESCENCE_THICKNESSMAP + + uniform sampler2D iridescenceThicknessMap; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lightmap_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lightmap_fragment.glsl.js new file mode 100644 index 000000000..804c34862 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lightmap_fragment.glsl.js @@ -0,0 +1,10 @@ +export default /* glsl */` +#ifdef USE_LIGHTMAP + + vec4 lightMapTexel = texture2D( lightMap, vLightMapUv ); + vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity; + + reflectedLight.indirectDiffuse += lightMapIrradiance; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lightmap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lightmap_pars_fragment.glsl.js new file mode 100644 index 000000000..f5fd898d2 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lightmap_pars_fragment.glsl.js @@ -0,0 +1,8 @@ +export default /* glsl */` +#ifdef USE_LIGHTMAP + + uniform sampler2D lightMap; + uniform float lightMapIntensity; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_fragment_begin.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_fragment_begin.glsl.js new file mode 100644 index 000000000..2204379a4 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_fragment_begin.glsl.js @@ -0,0 +1,202 @@ +export default /* glsl */` +/** + * This is a template that can be used to light a material, it uses pluggable + * RenderEquations (RE)for specific lighting scenarios. + * + * Instructions for use: + * - Ensure that both RE_Direct, RE_IndirectDiffuse and RE_IndirectSpecular are defined + * - Create a material parameter that is to be passed as the third parameter to your lighting functions. + * + * TODO: + * - Add area light support. + * - Add sphere light support. + * - Add diffuse light probe (irradiance cubemap) support. + */ + +vec3 geometryPosition = - vViewPosition; +vec3 geometryNormal = normal; +vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition ); + +vec3 geometryClearcoatNormal = vec3( 0.0 ); + +#ifdef USE_CLEARCOAT + + geometryClearcoatNormal = clearcoatNormal; + +#endif + +#ifdef USE_IRIDESCENCE + + float dotNVi = saturate( dot( normal, geometryViewDir ) ); + + if ( material.iridescenceThickness == 0.0 ) { + + material.iridescence = 0.0; + + } else { + + material.iridescence = saturate( material.iridescence ); + + } + + if ( material.iridescence > 0.0 ) { + + material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor ); + + // Iridescence F0 approximation + material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi ); + + } + +#endif + +IncidentLight directLight; + +#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct ) + + PointLight pointLight; + #if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0 + PointLightShadow pointLightShadow; + #endif + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) { + + pointLight = pointLights[ i ]; + + getPointLightInfo( pointLight, geometryPosition, directLight ); + + #if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) + pointLightShadow = pointLightShadows[ i ]; + directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0; + #endif + + RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + + } + #pragma unroll_loop_end + +#endif + +#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct ) + + SpotLight spotLight; + vec4 spotColor; + vec3 spotLightCoord; + bool inSpotLightMap; + + #if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0 + SpotLightShadow spotLightShadow; + #endif + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) { + + spotLight = spotLights[ i ]; + + getSpotLightInfo( spotLight, geometryPosition, directLight ); + + // spot lights are ordered [shadows with maps, shadows without maps, maps without shadows, none] + #if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS ) + #define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX + #elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS ) + #define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS + #else + #define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS ) + #endif + + #if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS ) + spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w; + inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) ); + spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy ); + directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color; + #endif + + #undef SPOT_LIGHT_MAP_INDEX + + #if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS ) + spotLightShadow = spotLightShadows[ i ]; + directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0; + #endif + + RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + + } + #pragma unroll_loop_end + +#endif + +#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct ) + + DirectionalLight directionalLight; + #if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0 + DirectionalLightShadow directionalLightShadow; + #endif + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) { + + directionalLight = directionalLights[ i ]; + + getDirectionalLightInfo( directionalLight, directLight ); + + #if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS ) + directionalLightShadow = directionalLightShadows[ i ]; + directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0; + #endif + + RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + + } + #pragma unroll_loop_end + +#endif + +#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea ) + + RectAreaLight rectAreaLight; + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) { + + rectAreaLight = rectAreaLights[ i ]; + RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + + } + #pragma unroll_loop_end + +#endif + +#if defined( RE_IndirectDiffuse ) + + vec3 iblIrradiance = vec3( 0.0 ); + + vec3 irradiance = getAmbientLightIrradiance( ambientLightColor ); + + #if defined( USE_LIGHT_PROBES ) + + irradiance += getLightProbeIrradiance( lightProbe, geometryNormal ); + + #endif + + #if ( NUM_HEMI_LIGHTS > 0 ) + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) { + + irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal ); + + } + #pragma unroll_loop_end + + #endif + +#endif + +#if defined( RE_IndirectSpecular ) + + vec3 radiance = vec3( 0.0 ); + vec3 clearcoatRadiance = vec3( 0.0 ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_fragment_end.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_fragment_end.glsl.js new file mode 100644 index 000000000..ab1042169 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_fragment_end.glsl.js @@ -0,0 +1,13 @@ +export default /* glsl */` +#if defined( RE_IndirectDiffuse ) + + RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + +#endif + +#if defined( RE_IndirectSpecular ) + + RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_fragment_maps.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_fragment_maps.glsl.js new file mode 100644 index 000000000..96b92f5cd --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_fragment_maps.glsl.js @@ -0,0 +1,40 @@ +export default /* glsl */` +#if defined( RE_IndirectDiffuse ) + + #ifdef USE_LIGHTMAP + + vec4 lightMapTexel = texture2D( lightMap, vLightMapUv ); + vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity; + + irradiance += lightMapIrradiance; + + #endif + + #if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV ) + + iblIrradiance += getIBLIrradiance( geometryNormal ); + + #endif + +#endif + +#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular ) + + #ifdef USE_ANISOTROPY + + radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy ); + + #else + + radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness ); + + #endif + + #ifdef USE_CLEARCOAT + + clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness ); + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_lambert_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_lambert_fragment.glsl.js new file mode 100644 index 000000000..52e3640db --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_lambert_fragment.glsl.js @@ -0,0 +1,5 @@ +export default /* glsl */` +LambertMaterial material; +material.diffuseColor = diffuseColor.rgb; +material.specularStrength = specularStrength; +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_lambert_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_lambert_pars_fragment.glsl.js new file mode 100644 index 000000000..d70d7baf3 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_lambert_pars_fragment.glsl.js @@ -0,0 +1,28 @@ +export default /* glsl */` +varying vec3 vViewPosition; + +struct LambertMaterial { + + vec3 diffuseColor; + float specularStrength; + +}; + +void RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) { + + float dotNL = saturate( dot( geometryNormal, directLight.direction ) ); + vec3 irradiance = dotNL * directLight.color; + + reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); + +} + +void RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) { + + reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); + +} + +#define RE_Direct RE_Direct_Lambert +#define RE_IndirectDiffuse RE_IndirectDiffuse_Lambert +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_pars_begin.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_pars_begin.glsl.js new file mode 100644 index 000000000..3c2bb6733 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_pars_begin.glsl.js @@ -0,0 +1,228 @@ +export default /* glsl */` +uniform bool receiveShadow; +uniform vec3 ambientLightColor; + +#if defined( USE_LIGHT_PROBES ) + + uniform vec3 lightProbe[ 9 ]; + +#endif + +// get the irradiance (radiance convolved with cosine lobe) at the point 'normal' on the unit sphere +// source: https://graphics.stanford.edu/papers/envmap/envmap.pdf +vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) { + + // normal is assumed to have unit length + + float x = normal.x, y = normal.y, z = normal.z; + + // band 0 + vec3 result = shCoefficients[ 0 ] * 0.886227; + + // band 1 + result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y; + result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z; + result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x; + + // band 2 + result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y; + result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z; + result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 ); + result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z; + result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y ); + + return result; + +} + +vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) { + + vec3 worldNormal = inverseTransformDirection( normal, viewMatrix ); + + vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe ); + + return irradiance; + +} + +vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) { + + vec3 irradiance = ambientLightColor; + + return irradiance; + +} + +float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) { + + #if defined ( LEGACY_LIGHTS ) + + if ( cutoffDistance > 0.0 && decayExponent > 0.0 ) { + + return pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent ); + + } + + return 1.0; + + #else + + // based upon Frostbite 3 Moving to Physically-based Rendering + // page 32, equation 26: E[window1] + // https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf + float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 ); + + if ( cutoffDistance > 0.0 ) { + + distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) ); + + } + + return distanceFalloff; + + #endif + +} + +float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) { + + return smoothstep( coneCosine, penumbraCosine, angleCosine ); + +} + +#if NUM_DIR_LIGHTS > 0 + + struct DirectionalLight { + vec3 direction; + vec3 color; + }; + + uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ]; + + void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) { + + light.color = directionalLight.color; + light.direction = directionalLight.direction; + light.visible = true; + + } + +#endif + + +#if NUM_POINT_LIGHTS > 0 + + struct PointLight { + vec3 position; + vec3 color; + float distance; + float decay; + }; + + uniform PointLight pointLights[ NUM_POINT_LIGHTS ]; + + // light is an out parameter as having it as a return value caused compiler errors on some devices + void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) { + + vec3 lVector = pointLight.position - geometryPosition; + + light.direction = normalize( lVector ); + + float lightDistance = length( lVector ); + + light.color = pointLight.color; + light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay ); + light.visible = ( light.color != vec3( 0.0 ) ); + + } + +#endif + + +#if NUM_SPOT_LIGHTS > 0 + + struct SpotLight { + vec3 position; + vec3 direction; + vec3 color; + float distance; + float decay; + float coneCos; + float penumbraCos; + }; + + uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ]; + + // light is an out parameter as having it as a return value caused compiler errors on some devices + void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) { + + vec3 lVector = spotLight.position - geometryPosition; + + light.direction = normalize( lVector ); + + float angleCos = dot( light.direction, spotLight.direction ); + + float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos ); + + if ( spotAttenuation > 0.0 ) { + + float lightDistance = length( lVector ); + + light.color = spotLight.color * spotAttenuation; + light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay ); + light.visible = ( light.color != vec3( 0.0 ) ); + + } else { + + light.color = vec3( 0.0 ); + light.visible = false; + + } + + } + +#endif + + +#if NUM_RECT_AREA_LIGHTS > 0 + + struct RectAreaLight { + vec3 color; + vec3 position; + vec3 halfWidth; + vec3 halfHeight; + }; + + // Pre-computed values of LinearTransformedCosine approximation of BRDF + // BRDF approximation Texture is 64x64 + uniform sampler2D ltc_1; // RGBA Float + uniform sampler2D ltc_2; // RGBA Float + + uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ]; + +#endif + + +#if NUM_HEMI_LIGHTS > 0 + + struct HemisphereLight { + vec3 direction; + vec3 skyColor; + vec3 groundColor; + }; + + uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ]; + + vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) { + + float dotNL = dot( normal, hemiLight.direction ); + float hemiDiffuseWeight = 0.5 * dotNL + 0.5; + + vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight ); + + return irradiance; + + } + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_phong_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_phong_fragment.glsl.js new file mode 100644 index 000000000..b9cfe4214 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_phong_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +BlinnPhongMaterial material; +material.diffuseColor = diffuseColor.rgb; +material.specularColor = specular; +material.specularShininess = shininess; +material.specularStrength = specularStrength; +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_phong_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_phong_pars_fragment.glsl.js new file mode 100644 index 000000000..ea2b2c988 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_phong_pars_fragment.glsl.js @@ -0,0 +1,32 @@ +export default /* glsl */` +varying vec3 vViewPosition; + +struct BlinnPhongMaterial { + + vec3 diffuseColor; + vec3 specularColor; + float specularShininess; + float specularStrength; + +}; + +void RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) { + + float dotNL = saturate( dot( geometryNormal, directLight.direction ) ); + vec3 irradiance = dotNL * directLight.color; + + reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); + + reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength; + +} + +void RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) { + + reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); + +} + +#define RE_Direct RE_Direct_BlinnPhong +#define RE_IndirectDiffuse RE_IndirectDiffuse_BlinnPhong +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_physical_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_physical_fragment.glsl.js new file mode 100644 index 000000000..ec5be1ed5 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_physical_fragment.glsl.js @@ -0,0 +1,151 @@ +export default /* glsl */` +PhysicalMaterial material; +material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor ); + +vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) ); +float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z ); + +material.roughness = max( roughnessFactor, 0.0525 );// 0.0525 corresponds to the base mip of a 256 cubemap. +material.roughness += geometryRoughness; +material.roughness = min( material.roughness, 1.0 ); + +#ifdef IOR + + material.ior = ior; + + #ifdef USE_SPECULAR + + float specularIntensityFactor = specularIntensity; + vec3 specularColorFactor = specularColor; + + #ifdef USE_SPECULAR_COLORMAP + + specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb; + + #endif + + #ifdef USE_SPECULAR_INTENSITYMAP + + specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a; + + #endif + + material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor ); + + #else + + float specularIntensityFactor = 1.0; + vec3 specularColorFactor = vec3( 1.0 ); + material.specularF90 = 1.0; + + #endif + + material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor ); + +#else + + material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor ); + material.specularF90 = 1.0; + +#endif + +#ifdef USE_CLEARCOAT + + material.clearcoat = clearcoat; + material.clearcoatRoughness = clearcoatRoughness; + material.clearcoatF0 = vec3( 0.04 ); + material.clearcoatF90 = 1.0; + + #ifdef USE_CLEARCOATMAP + + material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x; + + #endif + + #ifdef USE_CLEARCOAT_ROUGHNESSMAP + + material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y; + + #endif + + material.clearcoat = saturate( material.clearcoat ); // Burley clearcoat model + material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 ); + material.clearcoatRoughness += geometryRoughness; + material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 ); + +#endif + +#ifdef USE_IRIDESCENCE + + material.iridescence = iridescence; + material.iridescenceIOR = iridescenceIOR; + + #ifdef USE_IRIDESCENCEMAP + + material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r; + + #endif + + #ifdef USE_IRIDESCENCE_THICKNESSMAP + + material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum; + + #else + + material.iridescenceThickness = iridescenceThicknessMaximum; + + #endif + +#endif + +#ifdef USE_SHEEN + + material.sheenColor = sheenColor; + + #ifdef USE_SHEEN_COLORMAP + + material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb; + + #endif + + material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 ); + + #ifdef USE_SHEEN_ROUGHNESSMAP + + material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a; + + #endif + +#endif + +#ifdef USE_ANISOTROPY + + #ifdef USE_ANISOTROPYMAP + + mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x ); + vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb; + vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b; + + #else + + vec2 anisotropyV = anisotropyVector; + + #endif + + material.anisotropy = length( anisotropyV ); + + if( material.anisotropy == 0.0 ) { + anisotropyV = vec2( 1.0, 0.0 ); + } else { + anisotropyV /= material.anisotropy; + material.anisotropy = saturate( material.anisotropy ); + } + + // Roughness along the anisotropy bitangent is the material roughness, while the tangent roughness increases with anisotropy. + material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) ); + + material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y; + material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_physical_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_physical_pars_fragment.glsl.js new file mode 100644 index 000000000..ee47aa521 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_physical_pars_fragment.glsl.js @@ -0,0 +1,562 @@ +export default /* glsl */` + +struct PhysicalMaterial { + + vec3 diffuseColor; + float roughness; + vec3 specularColor; + float specularF90; + + #ifdef USE_CLEARCOAT + float clearcoat; + float clearcoatRoughness; + vec3 clearcoatF0; + float clearcoatF90; + #endif + + #ifdef USE_IRIDESCENCE + float iridescence; + float iridescenceIOR; + float iridescenceThickness; + vec3 iridescenceFresnel; + vec3 iridescenceF0; + #endif + + #ifdef USE_SHEEN + vec3 sheenColor; + float sheenRoughness; + #endif + + #ifdef IOR + float ior; + #endif + + #ifdef USE_TRANSMISSION + float transmission; + float transmissionAlpha; + float thickness; + float attenuationDistance; + vec3 attenuationColor; + #endif + + #ifdef USE_ANISOTROPY + float anisotropy; + float alphaT; + vec3 anisotropyT; + vec3 anisotropyB; + #endif + +}; + +// temporary +vec3 clearcoatSpecularDirect = vec3( 0.0 ); +vec3 clearcoatSpecularIndirect = vec3( 0.0 ); +vec3 sheenSpecularDirect = vec3( 0.0 ); +vec3 sheenSpecularIndirect = vec3(0.0 ); + +vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) { + float x = clamp( 1.0 - dotVH, 0.0, 1.0 ); + float x2 = x * x; + float x5 = clamp( x * x2 * x2, 0.0, 0.9999 ); + + return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 ); +} + +// Moving Frostbite to Physically Based Rendering 3.0 - page 12, listing 2 +// https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf +float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) { + + float a2 = pow2( alpha ); + + float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) ); + float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) ); + + return 0.5 / max( gv + gl, EPSILON ); + +} + +// Microfacet Models for Refraction through Rough Surfaces - equation (33) +// http://graphicrants.blogspot.com/2013/08/specular-brdf-reference.html +// alpha is "roughness squared" in Disney’s reparameterization +float D_GGX( const in float alpha, const in float dotNH ) { + + float a2 = pow2( alpha ); + + float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0; // avoid alpha = 0 with dotNH = 1 + + return RECIPROCAL_PI * a2 / pow2( denom ); + +} + +// https://google.github.io/filament/Filament.md.html#materialsystem/anisotropicmodel/anisotropicspecularbrdf +#ifdef USE_ANISOTROPY + + float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) { + + float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) ); + float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) ); + float v = 0.5 / ( gv + gl ); + + return saturate(v); + + } + + float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) { + + float a2 = alphaT * alphaB; + highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH ); + highp float v2 = dot( v, v ); + float w2 = a2 / v2; + + return RECIPROCAL_PI * a2 * pow2 ( w2 ); + + } + +#endif + +#ifdef USE_CLEARCOAT + + // GGX Distribution, Schlick Fresnel, GGX_SmithCorrelated Visibility + vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) { + + vec3 f0 = material.clearcoatF0; + float f90 = material.clearcoatF90; + float roughness = material.clearcoatRoughness; + + float alpha = pow2( roughness ); // UE4's roughness + + vec3 halfDir = normalize( lightDir + viewDir ); + + float dotNL = saturate( dot( normal, lightDir ) ); + float dotNV = saturate( dot( normal, viewDir ) ); + float dotNH = saturate( dot( normal, halfDir ) ); + float dotVH = saturate( dot( viewDir, halfDir ) ); + + vec3 F = F_Schlick( f0, f90, dotVH ); + + float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV ); + + float D = D_GGX( alpha, dotNH ); + + return F * ( V * D ); + + } + +#endif + +vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) { + + vec3 f0 = material.specularColor; + float f90 = material.specularF90; + float roughness = material.roughness; + + float alpha = pow2( roughness ); // UE4's roughness + + vec3 halfDir = normalize( lightDir + viewDir ); + + float dotNL = saturate( dot( normal, lightDir ) ); + float dotNV = saturate( dot( normal, viewDir ) ); + float dotNH = saturate( dot( normal, halfDir ) ); + float dotVH = saturate( dot( viewDir, halfDir ) ); + + vec3 F = F_Schlick( f0, f90, dotVH ); + + #ifdef USE_IRIDESCENCE + + F = mix( F, material.iridescenceFresnel, material.iridescence ); + + #endif + + #ifdef USE_ANISOTROPY + + float dotTL = dot( material.anisotropyT, lightDir ); + float dotTV = dot( material.anisotropyT, viewDir ); + float dotTH = dot( material.anisotropyT, halfDir ); + float dotBL = dot( material.anisotropyB, lightDir ); + float dotBV = dot( material.anisotropyB, viewDir ); + float dotBH = dot( material.anisotropyB, halfDir ); + + float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL ); + + float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH ); + + #else + + float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV ); + + float D = D_GGX( alpha, dotNH ); + + #endif + + return F * ( V * D ); + +} + +// Rect Area Light + +// Real-Time Polygonal-Light Shading with Linearly Transformed Cosines +// by Eric Heitz, Jonathan Dupuy, Stephen Hill and David Neubelt +// code: https://github.com/selfshadow/ltc_code/ + +vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) { + + const float LUT_SIZE = 64.0; + const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE; + const float LUT_BIAS = 0.5 / LUT_SIZE; + + float dotNV = saturate( dot( N, V ) ); + + // texture parameterized by sqrt( GGX alpha ) and sqrt( 1 - cos( theta ) ) + vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) ); + + uv = uv * LUT_SCALE + LUT_BIAS; + + return uv; + +} + +float LTC_ClippedSphereFormFactor( const in vec3 f ) { + + // Real-Time Area Lighting: a Journey from Research to Production (p.102) + // An approximation of the form factor of a horizon-clipped rectangle. + + float l = length( f ); + + return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 ); + +} + +vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) { + + float x = dot( v1, v2 ); + + float y = abs( x ); + + // rational polynomial approximation to theta / sin( theta ) / 2PI + float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y; + float b = 3.4175940 + ( 4.1616724 + y ) * y; + float v = a / b; + + float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v; + + return cross( v1, v2 ) * theta_sintheta; + +} + +vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) { + + // bail if point is on back side of plane of light + // assumes ccw winding order of light vertices + vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ]; + vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ]; + vec3 lightNormal = cross( v1, v2 ); + + if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 ); + + // construct orthonormal basis around N + vec3 T1, T2; + T1 = normalize( V - N * dot( V, N ) ); + T2 = - cross( N, T1 ); // negated from paper; possibly due to a different handedness of world coordinate system + + // compute transform + mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) ); + + // transform rect + vec3 coords[ 4 ]; + coords[ 0 ] = mat * ( rectCoords[ 0 ] - P ); + coords[ 1 ] = mat * ( rectCoords[ 1 ] - P ); + coords[ 2 ] = mat * ( rectCoords[ 2 ] - P ); + coords[ 3 ] = mat * ( rectCoords[ 3 ] - P ); + + // project rect onto sphere + coords[ 0 ] = normalize( coords[ 0 ] ); + coords[ 1 ] = normalize( coords[ 1 ] ); + coords[ 2 ] = normalize( coords[ 2 ] ); + coords[ 3 ] = normalize( coords[ 3 ] ); + + // calculate vector form factor + vec3 vectorFormFactor = vec3( 0.0 ); + vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] ); + vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] ); + vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] ); + vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] ); + + // adjust for horizon clipping + float result = LTC_ClippedSphereFormFactor( vectorFormFactor ); + +/* + // alternate method of adjusting for horizon clipping (see referece) + // refactoring required + float len = length( vectorFormFactor ); + float z = vectorFormFactor.z / len; + + const float LUT_SIZE = 64.0; + const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE; + const float LUT_BIAS = 0.5 / LUT_SIZE; + + // tabulated horizon-clipped sphere, apparently... + vec2 uv = vec2( z * 0.5 + 0.5, len ); + uv = uv * LUT_SCALE + LUT_BIAS; + + float scale = texture2D( ltc_2, uv ).w; + + float result = len * scale; +*/ + + return vec3( result ); + +} + +// End Rect Area Light + +#if defined( USE_SHEEN ) + +// https://github.com/google/filament/blob/master/shaders/src/brdf.fs +float D_Charlie( float roughness, float dotNH ) { + + float alpha = pow2( roughness ); + + // Estevez and Kulla 2017, "Production Friendly Microfacet Sheen BRDF" + float invAlpha = 1.0 / alpha; + float cos2h = dotNH * dotNH; + float sin2h = max( 1.0 - cos2h, 0.0078125 ); // 2^(-14/2), so sin2h^2 > 0 in fp16 + + return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI ); + +} + +// https://github.com/google/filament/blob/master/shaders/src/brdf.fs +float V_Neubelt( float dotNV, float dotNL ) { + + // Neubelt and Pettineo 2013, "Crafting a Next-gen Material Pipeline for The Order: 1886" + return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) ); + +} + +vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) { + + vec3 halfDir = normalize( lightDir + viewDir ); + + float dotNL = saturate( dot( normal, lightDir ) ); + float dotNV = saturate( dot( normal, viewDir ) ); + float dotNH = saturate( dot( normal, halfDir ) ); + + float D = D_Charlie( sheenRoughness, dotNH ); + float V = V_Neubelt( dotNV, dotNL ); + + return sheenColor * ( D * V ); + +} + +#endif + +// This is a curve-fit approxmation to the "Charlie sheen" BRDF integrated over the hemisphere from +// Estevez and Kulla 2017, "Production Friendly Microfacet Sheen BRDF". The analysis can be found +// in the Sheen section of https://drive.google.com/file/d/1T0D1VSyR4AllqIJTQAraEIzjlb5h4FKH/view?usp=sharing +float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) { + + float dotNV = saturate( dot( normal, viewDir ) ); + + float r2 = roughness * roughness; + + float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95; + + float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72; + + float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) ); + + return saturate( DG * RECIPROCAL_PI ); + +} + +// Analytical approximation of the DFG LUT, one half of the +// split-sum approximation used in indirect specular lighting. +// via 'environmentBRDF' from "Physically Based Shading on Mobile" +// https://www.unrealengine.com/blog/physically-based-shading-on-mobile +vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) { + + float dotNV = saturate( dot( normal, viewDir ) ); + + const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 ); + + const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 ); + + vec4 r = roughness * c0 + c1; + + float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y; + + vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw; + + return fab; + +} + +vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) { + + vec2 fab = DFGApprox( normal, viewDir, roughness ); + + return specularColor * fab.x + specularF90 * fab.y; + +} + +// Fdez-Agüera's "Multiple-Scattering Microfacet Model for Real-Time Image Based Lighting" +// Approximates multiscattering in order to preserve energy. +// http://www.jcgt.org/published/0008/01/03/ +#ifdef USE_IRIDESCENCE +void computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) { +#else +void computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) { +#endif + + vec2 fab = DFGApprox( normal, viewDir, roughness ); + + #ifdef USE_IRIDESCENCE + + vec3 Fr = mix( specularColor, iridescenceF0, iridescence ); + + #else + + vec3 Fr = specularColor; + + #endif + + vec3 FssEss = Fr * fab.x + specularF90 * fab.y; + + float Ess = fab.x + fab.y; + float Ems = 1.0 - Ess; + + vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619; // 1/21 + vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg ); + + singleScatter += FssEss; + multiScatter += Fms * Ems; + +} + +#if NUM_RECT_AREA_LIGHTS > 0 + + void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) { + + vec3 normal = geometryNormal; + vec3 viewDir = geometryViewDir; + vec3 position = geometryPosition; + vec3 lightPos = rectAreaLight.position; + vec3 halfWidth = rectAreaLight.halfWidth; + vec3 halfHeight = rectAreaLight.halfHeight; + vec3 lightColor = rectAreaLight.color; + float roughness = material.roughness; + + vec3 rectCoords[ 4 ]; + rectCoords[ 0 ] = lightPos + halfWidth - halfHeight; // counterclockwise; light shines in local neg z direction + rectCoords[ 1 ] = lightPos - halfWidth - halfHeight; + rectCoords[ 2 ] = lightPos - halfWidth + halfHeight; + rectCoords[ 3 ] = lightPos + halfWidth + halfHeight; + + vec2 uv = LTC_Uv( normal, viewDir, roughness ); + + vec4 t1 = texture2D( ltc_1, uv ); + vec4 t2 = texture2D( ltc_2, uv ); + + mat3 mInv = mat3( + vec3( t1.x, 0, t1.y ), + vec3( 0, 1, 0 ), + vec3( t1.z, 0, t1.w ) + ); + + // LTC Fresnel Approximation by Stephen Hill + // http://blog.selfshadow.com/publications/s2016-advances/s2016_ltc_fresnel.pdf + vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y ); + + reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords ); + + reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords ); + + } + +#endif + +void RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) { + + float dotNL = saturate( dot( geometryNormal, directLight.direction ) ); + + vec3 irradiance = dotNL * directLight.color; + + #ifdef USE_CLEARCOAT + + float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) ); + + vec3 ccIrradiance = dotNLcc * directLight.color; + + clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material ); + + #endif + + #ifdef USE_SHEEN + + sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness ); + + #endif + + reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material ); + + reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); +} + +void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) { + + reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); + +} + +void RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) { + + #ifdef USE_CLEARCOAT + + clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness ); + + #endif + + #ifdef USE_SHEEN + + sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ); + + #endif + + // Both indirect specular and indirect diffuse light accumulate here + + vec3 singleScattering = vec3( 0.0 ); + vec3 multiScattering = vec3( 0.0 ); + vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI; + + #ifdef USE_IRIDESCENCE + + computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering ); + + #else + + computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering ); + + #endif + + vec3 totalScattering = singleScattering + multiScattering; + vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) ); + + reflectedLight.indirectSpecular += radiance * singleScattering; + reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance; + + reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance; + +} + +#define RE_Direct RE_Direct_Physical +#define RE_Direct_RectArea RE_Direct_RectArea_Physical +#define RE_IndirectDiffuse RE_IndirectDiffuse_Physical +#define RE_IndirectSpecular RE_IndirectSpecular_Physical + +// ref: https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf +float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) { + + return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion ); + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_toon_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_toon_fragment.glsl.js new file mode 100644 index 000000000..023926fe7 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_toon_fragment.glsl.js @@ -0,0 +1,4 @@ +export default /* glsl */` +ToonMaterial material; +material.diffuseColor = diffuseColor.rgb; +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/lights_toon_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/lights_toon_pars_fragment.glsl.js new file mode 100644 index 000000000..170694de4 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/lights_toon_pars_fragment.glsl.js @@ -0,0 +1,26 @@ +export default /* glsl */` +varying vec3 vViewPosition; + +struct ToonMaterial { + + vec3 diffuseColor; + +}; + +void RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) { + + vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color; + + reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); + +} + +void RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) { + + reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); + +} + +#define RE_Direct RE_Direct_Toon +#define RE_IndirectDiffuse RE_IndirectDiffuse_Toon +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_fragment.glsl.js new file mode 100644 index 000000000..1ab95c428 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_fragment.glsl.js @@ -0,0 +1,9 @@ +export default /* glsl */` +#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT ) + + // Doing a strict comparison with == 1.0 can cause noise artifacts + // on some platforms. See issue #17623. + gl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_pars_fragment.glsl.js new file mode 100644 index 000000000..4b4fedba6 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_pars_fragment.glsl.js @@ -0,0 +1,9 @@ +export default /* glsl */` +#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT ) + + uniform float logDepthBufFC; + varying float vFragDepth; + varying float vIsPerspective; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_pars_vertex.glsl.js new file mode 100644 index 000000000..d1ebc03c9 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_pars_vertex.glsl.js @@ -0,0 +1,16 @@ +export default /* glsl */` +#ifdef USE_LOGDEPTHBUF + + #ifdef USE_LOGDEPTHBUF_EXT + + varying float vFragDepth; + varying float vIsPerspective; + + #else + + uniform float logDepthBufFC; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_vertex.glsl.js new file mode 100644 index 000000000..e1b4d21e0 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/logdepthbuf_vertex.glsl.js @@ -0,0 +1,22 @@ +export default /* glsl */` +#ifdef USE_LOGDEPTHBUF + + #ifdef USE_LOGDEPTHBUF_EXT + + vFragDepth = 1.0 + gl_Position.w; + vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) ); + + #else + + if ( isPerspectiveMatrix( projectionMatrix ) ) { + + gl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0; + + gl_Position.z *= gl_Position.w; + + } + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/map_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/map_fragment.glsl.js new file mode 100644 index 000000000..393bf0b5a --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/map_fragment.glsl.js @@ -0,0 +1,17 @@ +export default /* glsl */` +#ifdef USE_MAP + + vec4 sampledDiffuseColor = texture2D( map, vMapUv ); + + #ifdef DECODE_VIDEO_TEXTURE + + // use inline sRGB decode until browsers properly support SRGB8_APLHA8 with video textures + + sampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w ); + + #endif + + diffuseColor *= sampledDiffuseColor; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/map_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/map_pars_fragment.glsl.js new file mode 100644 index 000000000..3410bc3c5 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/map_pars_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_MAP + + uniform sampler2D map; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/map_particle_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/map_particle_fragment.glsl.js new file mode 100644 index 000000000..739bf5a99 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/map_particle_fragment.glsl.js @@ -0,0 +1,27 @@ +export default /* glsl */` +#if defined( USE_MAP ) || defined( USE_ALPHAMAP ) + + #if defined( USE_POINTS_UV ) + + vec2 uv = vUv; + + #else + + vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy; + + #endif + +#endif + +#ifdef USE_MAP + + diffuseColor *= texture2D( map, uv ); + +#endif + +#ifdef USE_ALPHAMAP + + diffuseColor.a *= texture2D( alphaMap, uv ).g; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/map_particle_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/map_particle_pars_fragment.glsl.js new file mode 100644 index 000000000..bf688193e --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/map_particle_pars_fragment.glsl.js @@ -0,0 +1,27 @@ +export default /* glsl */` +#if defined( USE_POINTS_UV ) + + varying vec2 vUv; + +#else + + #if defined( USE_MAP ) || defined( USE_ALPHAMAP ) + + uniform mat3 uvTransform; + + #endif + +#endif + +#ifdef USE_MAP + + uniform sampler2D map; + +#endif + +#ifdef USE_ALPHAMAP + + uniform sampler2D alphaMap; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/metalnessmap_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/metalnessmap_fragment.glsl.js new file mode 100644 index 000000000..5e8b5c450 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/metalnessmap_fragment.glsl.js @@ -0,0 +1,12 @@ +export default /* glsl */` +float metalnessFactor = metalness; + +#ifdef USE_METALNESSMAP + + vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv ); + + // reads channel B, compatible with a combined OcclusionRoughnessMetallic (RGB) texture + metalnessFactor *= texelMetalness.b; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/metalnessmap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/metalnessmap_pars_fragment.glsl.js new file mode 100644 index 000000000..ac89c0b37 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/metalnessmap_pars_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_METALNESSMAP + + uniform sampler2D metalnessMap; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/morphcolor_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/morphcolor_vertex.glsl.js new file mode 100644 index 000000000..1ed3bb902 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/morphcolor_vertex.glsl.js @@ -0,0 +1,24 @@ +export default /* glsl */` +#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE ) + + // morphTargetBaseInfluence is set based on BufferGeometry.morphTargetsRelative value: + // When morphTargetsRelative is false, this is set to 1 - sum(influences); this results in normal = sum((target - base) * influence) + // When morphTargetsRelative is true, this is set to 1; as a result, all morph targets are simply added to the base after weighting + vColor *= morphTargetBaseInfluence; + + for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) { + + #if defined( USE_COLOR_ALPHA ) + + if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ]; + + #elif defined( USE_COLOR ) + + if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ]; + + #endif + + } + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/morphnormal_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/morphnormal_vertex.glsl.js new file mode 100644 index 000000000..3fe0e1127 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/morphnormal_vertex.glsl.js @@ -0,0 +1,27 @@ +export default /* glsl */` +#ifdef USE_MORPHNORMALS + + // morphTargetBaseInfluence is set based on BufferGeometry.morphTargetsRelative value: + // When morphTargetsRelative is false, this is set to 1 - sum(influences); this results in normal = sum((target - base) * influence) + // When morphTargetsRelative is true, this is set to 1; as a result, all morph targets are simply added to the base after weighting + objectNormal *= morphTargetBaseInfluence; + + #ifdef MORPHTARGETS_TEXTURE + + for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) { + + if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ]; + + } + + #else + + objectNormal += morphNormal0 * morphTargetInfluences[ 0 ]; + objectNormal += morphNormal1 * morphTargetInfluences[ 1 ]; + objectNormal += morphNormal2 * morphTargetInfluences[ 2 ]; + objectNormal += morphNormal3 * morphTargetInfluences[ 3 ]; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/morphtarget_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/morphtarget_pars_vertex.glsl.js new file mode 100644 index 000000000..be71c08ed --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/morphtarget_pars_vertex.glsl.js @@ -0,0 +1,38 @@ +export default /* glsl */` +#ifdef USE_MORPHTARGETS + + uniform float morphTargetBaseInfluence; + + #ifdef MORPHTARGETS_TEXTURE + + uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ]; + uniform sampler2DArray morphTargetsTexture; + uniform ivec2 morphTargetsTextureSize; + + vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) { + + int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset; + int y = texelIndex / morphTargetsTextureSize.x; + int x = texelIndex - y * morphTargetsTextureSize.x; + + ivec3 morphUV = ivec3( x, y, morphTargetIndex ); + return texelFetch( morphTargetsTexture, morphUV, 0 ); + + } + + #else + + #ifndef USE_MORPHNORMALS + + uniform float morphTargetInfluences[ 8 ]; + + #else + + uniform float morphTargetInfluences[ 4 ]; + + #endif + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/morphtarget_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/morphtarget_vertex.glsl.js new file mode 100644 index 000000000..acab99560 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/morphtarget_vertex.glsl.js @@ -0,0 +1,36 @@ +export default /* glsl */` +#ifdef USE_MORPHTARGETS + + // morphTargetBaseInfluence is set based on BufferGeometry.morphTargetsRelative value: + // When morphTargetsRelative is false, this is set to 1 - sum(influences); this results in position = sum((target - base) * influence) + // When morphTargetsRelative is true, this is set to 1; as a result, all morph targets are simply added to the base after weighting + transformed *= morphTargetBaseInfluence; + + #ifdef MORPHTARGETS_TEXTURE + + for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) { + + if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ]; + + } + + #else + + transformed += morphTarget0 * morphTargetInfluences[ 0 ]; + transformed += morphTarget1 * morphTargetInfluences[ 1 ]; + transformed += morphTarget2 * morphTargetInfluences[ 2 ]; + transformed += morphTarget3 * morphTargetInfluences[ 3 ]; + + #ifndef USE_MORPHNORMALS + + transformed += morphTarget4 * morphTargetInfluences[ 4 ]; + transformed += morphTarget5 * morphTargetInfluences[ 5 ]; + transformed += morphTarget6 * morphTargetInfluences[ 6 ]; + transformed += morphTarget7 * morphTargetInfluences[ 7 ]; + + #endif + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/normal_fragment_begin.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/normal_fragment_begin.glsl.js new file mode 100644 index 000000000..6d661270f --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/normal_fragment_begin.glsl.js @@ -0,0 +1,76 @@ +export default /* glsl */` +float faceDirection = gl_FrontFacing ? 1.0 : - 1.0; + +#ifdef FLAT_SHADED + + vec3 fdx = dFdx( vViewPosition ); + vec3 fdy = dFdy( vViewPosition ); + vec3 normal = normalize( cross( fdx, fdy ) ); + +#else + + vec3 normal = normalize( vNormal ); + + #ifdef DOUBLE_SIDED + + normal *= faceDirection; + + #endif + +#endif + +#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) + + #ifdef USE_TANGENT + + mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal ); + + #else + + mat3 tbn = getTangentFrame( - vViewPosition, normal, + #if defined( USE_NORMALMAP ) + vNormalMapUv + #elif defined( USE_CLEARCOAT_NORMALMAP ) + vClearcoatNormalMapUv + #else + vUv + #endif + ); + + #endif + + #if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED ) + + tbn[0] *= faceDirection; + tbn[1] *= faceDirection; + + #endif + +#endif + +#ifdef USE_CLEARCOAT_NORMALMAP + + #ifdef USE_TANGENT + + mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal ); + + #else + + mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv ); + + #endif + + #if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED ) + + tbn2[0] *= faceDirection; + tbn2[1] *= faceDirection; + + #endif + +#endif + +// non perturbed normal for clearcoat among others + +vec3 nonPerturbedNormal = normal; + +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/normal_fragment_maps.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/normal_fragment_maps.glsl.js new file mode 100644 index 000000000..0a743db30 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/normal_fragment_maps.glsl.js @@ -0,0 +1,33 @@ +export default /* glsl */` + +#ifdef USE_NORMALMAP_OBJECTSPACE + + normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0; // overrides both flatShading and attribute normals + + #ifdef FLIP_SIDED + + normal = - normal; + + #endif + + #ifdef DOUBLE_SIDED + + normal = normal * faceDirection; + + #endif + + normal = normalize( normalMatrix * normal ); + +#elif defined( USE_NORMALMAP_TANGENTSPACE ) + + vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0; + mapN.xy *= normalScale; + + normal = normalize( tbn * mapN ); + +#elif defined( USE_BUMPMAP ) + + normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/normal_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/normal_pars_fragment.glsl.js new file mode 100644 index 000000000..65a7f84c8 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/normal_pars_fragment.glsl.js @@ -0,0 +1,14 @@ +export default /* glsl */` +#ifndef FLAT_SHADED + + varying vec3 vNormal; + + #ifdef USE_TANGENT + + varying vec3 vTangent; + varying vec3 vBitangent; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/normal_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/normal_pars_vertex.glsl.js new file mode 100644 index 000000000..65a7f84c8 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/normal_pars_vertex.glsl.js @@ -0,0 +1,14 @@ +export default /* glsl */` +#ifndef FLAT_SHADED + + varying vec3 vNormal; + + #ifdef USE_TANGENT + + varying vec3 vTangent; + varying vec3 vBitangent; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/normal_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/normal_vertex.glsl.js new file mode 100644 index 000000000..4b93b94ee --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/normal_vertex.glsl.js @@ -0,0 +1,14 @@ +export default /* glsl */` +#ifndef FLAT_SHADED // normal is computed with derivatives when FLAT_SHADED + + vNormal = normalize( transformedNormal ); + + #ifdef USE_TANGENT + + vTangent = normalize( transformedTangent ); + vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w ); + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/normalmap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/normalmap_pars_fragment.glsl.js new file mode 100644 index 000000000..9f91adb35 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/normalmap_pars_fragment.glsl.js @@ -0,0 +1,43 @@ +export default /* glsl */` +#ifdef USE_NORMALMAP + + uniform sampler2D normalMap; + uniform vec2 normalScale; + +#endif + +#ifdef USE_NORMALMAP_OBJECTSPACE + + uniform mat3 normalMatrix; + +#endif + +#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) ) + + // Normal Mapping Without Precomputed Tangents + // http://www.thetenthplanet.de/archives/1180 + + mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) { + + vec3 q0 = dFdx( eye_pos.xyz ); + vec3 q1 = dFdy( eye_pos.xyz ); + vec2 st0 = dFdx( uv.st ); + vec2 st1 = dFdy( uv.st ); + + vec3 N = surf_norm; // normalized + + vec3 q1perp = cross( q1, N ); + vec3 q0perp = cross( N, q0 ); + + vec3 T = q1perp * st0.x + q0perp * st1.x; + vec3 B = q1perp * st0.y + q0perp * st1.y; + + float det = max( dot( T, T ), dot( B, B ) ); + float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det ); + + return mat3( T * scale, B * scale, N ); + + } + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/opaque_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/opaque_fragment.glsl.js new file mode 100644 index 000000000..07fb7207a --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/opaque_fragment.glsl.js @@ -0,0 +1,11 @@ +export default /* glsl */` +#ifdef OPAQUE +diffuseColor.a = 1.0; +#endif + +#ifdef USE_TRANSMISSION +diffuseColor.a *= material.transmissionAlpha; +#endif + +gl_FragColor = vec4( outgoingLight, diffuseColor.a ); +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/packing.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/packing.glsl.js new file mode 100644 index 000000000..4ee19b70b --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/packing.glsl.js @@ -0,0 +1,68 @@ +export default /* glsl */` +vec3 packNormalToRGB( const in vec3 normal ) { + return normalize( normal ) * 0.5 + 0.5; +} + +vec3 unpackRGBToNormal( const in vec3 rgb ) { + return 2.0 * rgb.xyz - 1.0; +} + +const float PackUpscale = 256. / 255.; // fraction -> 0..1 (including 1) +const float UnpackDownscale = 255. / 256.; // 0..1 -> fraction (excluding 1) + +const vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. ); +const vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. ); + +const float ShiftRight8 = 1. / 256.; + +vec4 packDepthToRGBA( const in float v ) { + vec4 r = vec4( fract( v * PackFactors ), v ); + r.yzw -= r.xyz * ShiftRight8; // tidy overflow + return r * PackUpscale; +} + +float unpackRGBAToDepth( const in vec4 v ) { + return dot( v, UnpackFactors ); +} + +vec2 packDepthToRG( in highp float v ) { + return packDepthToRGBA( v ).yx; +} + +float unpackRGToDepth( const in highp vec2 v ) { + return unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) ); +} + +vec4 pack2HalfToRGBA( vec2 v ) { + vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) ); + return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w ); +} + +vec2 unpackRGBATo2Half( vec4 v ) { + return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) ); +} + +// NOTE: viewZ, the z-coordinate in camera space, is negative for points in front of the camera + +float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) { + // -near maps to 0; -far maps to 1 + return ( viewZ + near ) / ( near - far ); +} + +float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) { + // maps orthographic depth in [ 0, 1 ] to viewZ + return depth * ( near - far ) - near; +} + +// NOTE: https://twitter.com/gonnavis/status/1377183786949959682 + +float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) { + // -near maps to 0; -far maps to 1 + return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ ); +} + +float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) { + // maps perspective depth in [ 0, 1 ] to viewZ + return ( near * far ) / ( ( far - near ) * depth - far ); +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/premultiplied_alpha_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/premultiplied_alpha_fragment.glsl.js new file mode 100644 index 000000000..a18373994 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/premultiplied_alpha_fragment.glsl.js @@ -0,0 +1,8 @@ +export default /* glsl */` +#ifdef PREMULTIPLIED_ALPHA + + // Get get normal blending with premultipled, use with CustomBlending, OneFactor, OneMinusSrcAlphaFactor, AddEquation. + gl_FragColor.rgb *= gl_FragColor.a; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/project_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/project_vertex.glsl.js new file mode 100644 index 000000000..c310db1b7 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/project_vertex.glsl.js @@ -0,0 +1,19 @@ +export default /* glsl */` +vec4 mvPosition = vec4( transformed, 1.0 ); + +#ifdef USE_BATCHING + + mvPosition = batchingMatrix * mvPosition; + +#endif + +#ifdef USE_INSTANCING + + mvPosition = instanceMatrix * mvPosition; + +#endif + +mvPosition = modelViewMatrix * mvPosition; + +gl_Position = projectionMatrix * mvPosition; +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/roughnessmap_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/roughnessmap_fragment.glsl.js new file mode 100644 index 000000000..a9c8833dc --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/roughnessmap_fragment.glsl.js @@ -0,0 +1,12 @@ +export default /* glsl */` +float roughnessFactor = roughness; + +#ifdef USE_ROUGHNESSMAP + + vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv ); + + // reads channel G, compatible with a combined OcclusionRoughnessMetallic (RGB) texture + roughnessFactor *= texelRoughness.g; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/roughnessmap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/roughnessmap_pars_fragment.glsl.js new file mode 100644 index 000000000..cea3ecd81 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/roughnessmap_pars_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_ROUGHNESSMAP + + uniform sampler2D roughnessMap; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/shadowmap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/shadowmap_pars_fragment.glsl.js new file mode 100644 index 000000000..9b2d1e867 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/shadowmap_pars_fragment.glsl.js @@ -0,0 +1,314 @@ +export default /* glsl */` +#if NUM_SPOT_LIGHT_COORDS > 0 + + varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ]; + +#endif + +#if NUM_SPOT_LIGHT_MAPS > 0 + + uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ]; + +#endif + +#ifdef USE_SHADOWMAP + + #if NUM_DIR_LIGHT_SHADOWS > 0 + + uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ]; + varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ]; + + struct DirectionalLightShadow { + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + }; + + uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ]; + + #endif + + #if NUM_SPOT_LIGHT_SHADOWS > 0 + + uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ]; + + struct SpotLightShadow { + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + }; + + uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ]; + + #endif + + #if NUM_POINT_LIGHT_SHADOWS > 0 + + uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ]; + varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ]; + + struct PointLightShadow { + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + float shadowCameraNear; + float shadowCameraFar; + }; + + uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ]; + + #endif + + /* + #if NUM_RECT_AREA_LIGHTS > 0 + + // TODO (abelnation): create uniforms for area light shadows + + #endif + */ + + float texture2DCompare( sampler2D depths, vec2 uv, float compare ) { + + return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) ); + + } + + vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) { + + return unpackRGBATo2Half( texture2D( shadow, uv ) ); + + } + + float VSMShadow (sampler2D shadow, vec2 uv, float compare ){ + + float occlusion = 1.0; + + vec2 distribution = texture2DDistribution( shadow, uv ); + + float hard_shadow = step( compare , distribution.x ); // Hard Shadow + + if (hard_shadow != 1.0 ) { + + float distance = compare - distribution.x ; + float variance = max( 0.00000, distribution.y * distribution.y ); + float softness_probability = variance / (variance + distance * distance ); // Chebeyshevs inequality + softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 ); // 0.3 reduces light bleed + occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 ); + + } + return occlusion; + + } + + float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) { + + float shadow = 1.0; + + shadowCoord.xyz /= shadowCoord.w; + shadowCoord.z += shadowBias; + + bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0; + bool frustumTest = inFrustum && shadowCoord.z <= 1.0; + + if ( frustumTest ) { + + #if defined( SHADOWMAP_TYPE_PCF ) + + vec2 texelSize = vec2( 1.0 ) / shadowMapSize; + + float dx0 = - texelSize.x * shadowRadius; + float dy0 = - texelSize.y * shadowRadius; + float dx1 = + texelSize.x * shadowRadius; + float dy1 = + texelSize.y * shadowRadius; + float dx2 = dx0 / 2.0; + float dy2 = dy0 / 2.0; + float dx3 = dx1 / 2.0; + float dy3 = dy1 / 2.0; + + shadow = ( + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) + + texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z ) + ) * ( 1.0 / 17.0 ); + + #elif defined( SHADOWMAP_TYPE_PCF_SOFT ) + + vec2 texelSize = vec2( 1.0 ) / shadowMapSize; + float dx = texelSize.x; + float dy = texelSize.y; + + vec2 uv = shadowCoord.xy; + vec2 f = fract( uv * shadowMapSize + 0.5 ); + uv -= f * texelSize; + + shadow = ( + texture2DCompare( shadowMap, uv, shadowCoord.z ) + + texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) + + texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) + + texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) + + mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), + texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ), + f.x ) + + mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), + texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ), + f.x ) + + mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), + texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ), + f.y ) + + mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), + texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ), + f.y ) + + mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), + texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ), + f.x ), + mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), + texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ), + f.x ), + f.y ) + ) * ( 1.0 / 9.0 ); + + #elif defined( SHADOWMAP_TYPE_VSM ) + + shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z ); + + #else // no percentage-closer filtering: + + shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ); + + #endif + + } + + return shadow; + + } + + // cubeToUV() maps a 3D direction vector suitable for cube texture mapping to a 2D + // vector suitable for 2D texture mapping. This code uses the following layout for the + // 2D texture: + // + // xzXZ + // y Y + // + // Y - Positive y direction + // y - Negative y direction + // X - Positive x direction + // x - Negative x direction + // Z - Positive z direction + // z - Negative z direction + // + // Source and test bed: + // https://gist.github.com/tschw/da10c43c467ce8afd0c4 + + vec2 cubeToUV( vec3 v, float texelSizeY ) { + + // Number of texels to avoid at the edge of each square + + vec3 absV = abs( v ); + + // Intersect unit cube + + float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) ); + absV *= scaleToCube; + + // Apply scale to avoid seams + + // two texels less per square (one texel will do for NEAREST) + v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY ); + + // Unwrap + + // space: -1 ... 1 range for each square + // + // #X## dim := ( 4 , 2 ) + // # # center := ( 1 , 1 ) + + vec2 planar = v.xy; + + float almostATexel = 1.5 * texelSizeY; + float almostOne = 1.0 - almostATexel; + + if ( absV.z >= almostOne ) { + + if ( v.z > 0.0 ) + planar.x = 4.0 - v.x; + + } else if ( absV.x >= almostOne ) { + + float signX = sign( v.x ); + planar.x = v.z * signX + 2.0 * signX; + + } else if ( absV.y >= almostOne ) { + + float signY = sign( v.y ); + planar.x = v.x + 2.0 * signY + 2.0; + planar.y = v.z * signY - 2.0; + + } + + // Transform to UV space + + // scale := 0.5 / dim + // translate := ( center + 0.5 ) / dim + return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 ); + + } + + float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) { + + vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) ); + + // for point lights, the uniform @vShadowCoord is re-purposed to hold + // the vector from the light to the world-space position of the fragment. + vec3 lightToPosition = shadowCoord.xyz; + + // dp = normalized distance from light to fragment position + float dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear ); // need to clamp? + dp += shadowBias; + + // bd3D = base direction 3D + vec3 bd3D = normalize( lightToPosition ); + + #if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM ) + + vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y; + + return ( + texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) + + texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) + + texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) + + texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) + + texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) + + texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) + + texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) + + texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) + + texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp ) + ) * ( 1.0 / 9.0 ); + + #else // no percentage-closer filtering + + return texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ); + + #endif + + } + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/shadowmap_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/shadowmap_pars_vertex.glsl.js new file mode 100644 index 000000000..6f2b23e8e --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/shadowmap_pars_vertex.glsl.js @@ -0,0 +1,68 @@ +export default /* glsl */` + +#if NUM_SPOT_LIGHT_COORDS > 0 + + uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ]; + varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ]; + +#endif + +#ifdef USE_SHADOWMAP + + #if NUM_DIR_LIGHT_SHADOWS > 0 + + uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ]; + varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ]; + + struct DirectionalLightShadow { + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + }; + + uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ]; + + #endif + + #if NUM_SPOT_LIGHT_SHADOWS > 0 + + struct SpotLightShadow { + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + }; + + uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ]; + + #endif + + #if NUM_POINT_LIGHT_SHADOWS > 0 + + uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ]; + varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ]; + + struct PointLightShadow { + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + float shadowCameraNear; + float shadowCameraFar; + }; + + uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ]; + + #endif + + /* + #if NUM_RECT_AREA_LIGHTS > 0 + + // TODO (abelnation): uniforms for area light shadows + + #endif + */ + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/shadowmap_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/shadowmap_vertex.glsl.js new file mode 100644 index 000000000..1f4dd067c --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/shadowmap_vertex.glsl.js @@ -0,0 +1,68 @@ +export default /* glsl */` + +#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 ) + + // Offsetting the position used for querying occlusion along the world normal can be used to reduce shadow acne. + vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix ); + vec4 shadowWorldPosition; + +#endif + +#if defined( USE_SHADOWMAP ) + + #if NUM_DIR_LIGHT_SHADOWS > 0 + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) { + + shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 ); + vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition; + + } + #pragma unroll_loop_end + + #endif + + #if NUM_POINT_LIGHT_SHADOWS > 0 + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) { + + shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 ); + vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition; + + } + #pragma unroll_loop_end + + #endif + + /* + #if NUM_RECT_AREA_LIGHTS > 0 + + // TODO (abelnation): update vAreaShadowCoord with area light info + + #endif + */ + +#endif + +// spot lights can be evaluated without active shadow mapping (when SpotLight.map is used) + +#if NUM_SPOT_LIGHT_COORDS > 0 + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) { + + shadowWorldPosition = worldPosition; + #if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS ) + shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias; + #endif + vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition; + + } + #pragma unroll_loop_end + +#endif + + +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/shadowmask_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/shadowmask_pars_fragment.glsl.js new file mode 100644 index 000000000..9c117f126 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/shadowmask_pars_fragment.glsl.js @@ -0,0 +1,66 @@ +export default /* glsl */` +float getShadowMask() { + + float shadow = 1.0; + + #ifdef USE_SHADOWMAP + + #if NUM_DIR_LIGHT_SHADOWS > 0 + + DirectionalLightShadow directionalLight; + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) { + + directionalLight = directionalLightShadows[ i ]; + shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0; + + } + #pragma unroll_loop_end + + #endif + + #if NUM_SPOT_LIGHT_SHADOWS > 0 + + SpotLightShadow spotLight; + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) { + + spotLight = spotLightShadows[ i ]; + shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0; + + } + #pragma unroll_loop_end + + #endif + + #if NUM_POINT_LIGHT_SHADOWS > 0 + + PointLightShadow pointLight; + + #pragma unroll_loop_start + for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) { + + pointLight = pointLightShadows[ i ]; + shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0; + + } + #pragma unroll_loop_end + + #endif + + /* + #if NUM_RECT_AREA_LIGHTS > 0 + + // TODO (abelnation): update shadow for Area light + + #endif + */ + + #endif + + return shadow; + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/skinbase_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/skinbase_vertex.glsl.js new file mode 100644 index 000000000..17d8f40ac --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/skinbase_vertex.glsl.js @@ -0,0 +1,10 @@ +export default /* glsl */` +#ifdef USE_SKINNING + + mat4 boneMatX = getBoneMatrix( skinIndex.x ); + mat4 boneMatY = getBoneMatrix( skinIndex.y ); + mat4 boneMatZ = getBoneMatrix( skinIndex.z ); + mat4 boneMatW = getBoneMatrix( skinIndex.w ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/skinning_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/skinning_pars_vertex.glsl.js new file mode 100644 index 000000000..10b4dc522 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/skinning_pars_vertex.glsl.js @@ -0,0 +1,25 @@ +export default /* glsl */` +#ifdef USE_SKINNING + + uniform mat4 bindMatrix; + uniform mat4 bindMatrixInverse; + + uniform highp sampler2D boneTexture; + + mat4 getBoneMatrix( const in float i ) { + + int size = textureSize( boneTexture, 0 ).x; + int j = int( i ) * 4; + int x = j % size; + int y = j / size; + vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 ); + vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 ); + vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 ); + vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 ); + + return mat4( v1, v2, v3, v4 ); + + } + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/skinning_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/skinning_vertex.glsl.js new file mode 100644 index 000000000..a07418c47 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/skinning_vertex.glsl.js @@ -0,0 +1,15 @@ +export default /* glsl */` +#ifdef USE_SKINNING + + vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 ); + + vec4 skinned = vec4( 0.0 ); + skinned += boneMatX * skinVertex * skinWeight.x; + skinned += boneMatY * skinVertex * skinWeight.y; + skinned += boneMatZ * skinVertex * skinWeight.z; + skinned += boneMatW * skinVertex * skinWeight.w; + + transformed = ( bindMatrixInverse * skinned ).xyz; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/skinnormal_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/skinnormal_vertex.glsl.js new file mode 100644 index 000000000..457ee10b2 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/skinnormal_vertex.glsl.js @@ -0,0 +1,20 @@ +export default /* glsl */` +#ifdef USE_SKINNING + + mat4 skinMatrix = mat4( 0.0 ); + skinMatrix += skinWeight.x * boneMatX; + skinMatrix += skinWeight.y * boneMatY; + skinMatrix += skinWeight.z * boneMatZ; + skinMatrix += skinWeight.w * boneMatW; + skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix; + + objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz; + + #ifdef USE_TANGENT + + objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz; + + #endif + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/specularmap_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/specularmap_fragment.glsl.js new file mode 100644 index 000000000..a57f36b0f --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/specularmap_fragment.glsl.js @@ -0,0 +1,14 @@ +export default /* glsl */` +float specularStrength; + +#ifdef USE_SPECULARMAP + + vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv ); + specularStrength = texelSpecular.r; + +#else + + specularStrength = 1.0; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/specularmap_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/specularmap_pars_fragment.glsl.js new file mode 100644 index 000000000..bead42d2c --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/specularmap_pars_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#ifdef USE_SPECULARMAP + + uniform sampler2D specularMap; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/tonemapping_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/tonemapping_fragment.glsl.js new file mode 100644 index 000000000..46944f4ba --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/tonemapping_fragment.glsl.js @@ -0,0 +1,7 @@ +export default /* glsl */` +#if defined( TONE_MAPPING ) + + gl_FragColor.rgb = toneMapping( gl_FragColor.rgb ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/tonemapping_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/tonemapping_pars_fragment.glsl.js new file mode 100644 index 000000000..89e1b3c6d --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/tonemapping_pars_fragment.glsl.js @@ -0,0 +1,161 @@ +export default /* glsl */` +#ifndef saturate +// may have defined saturate() already +#define saturate( a ) clamp( a, 0.0, 1.0 ) +#endif + +uniform float toneMappingExposure; + +// exposure only +vec3 LinearToneMapping( vec3 color ) { + + return saturate( toneMappingExposure * color ); + +} + +// source: https://www.cs.utah.edu/docs/techreports/2002/pdf/UUCS-02-001.pdf +vec3 ReinhardToneMapping( vec3 color ) { + + color *= toneMappingExposure; + return saturate( color / ( vec3( 1.0 ) + color ) ); + +} + +// source: http://filmicworlds.com/blog/filmic-tonemapping-operators/ +vec3 OptimizedCineonToneMapping( vec3 color ) { + + // optimized filmic operator by Jim Hejl and Richard Burgess-Dawson + color *= toneMappingExposure; + color = max( vec3( 0.0 ), color - 0.004 ); + return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) ); + +} + +// source: https://github.com/selfshadow/ltc_code/blob/master/webgl/shaders/ltc/ltc_blit.fs +vec3 RRTAndODTFit( vec3 v ) { + + vec3 a = v * ( v + 0.0245786 ) - 0.000090537; + vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081; + return a / b; + +} + +// this implementation of ACES is modified to accommodate a brighter viewing environment. +// the scale factor of 1/0.6 is subjective. see discussion in #19621. + +vec3 ACESFilmicToneMapping( vec3 color ) { + + // sRGB => XYZ => D65_2_D60 => AP1 => RRT_SAT + const mat3 ACESInputMat = mat3( + vec3( 0.59719, 0.07600, 0.02840 ), // transposed from source + vec3( 0.35458, 0.90834, 0.13383 ), + vec3( 0.04823, 0.01566, 0.83777 ) + ); + + // ODT_SAT => XYZ => D60_2_D65 => sRGB + const mat3 ACESOutputMat = mat3( + vec3( 1.60475, -0.10208, -0.00327 ), // transposed from source + vec3( -0.53108, 1.10813, -0.07276 ), + vec3( -0.07367, -0.00605, 1.07602 ) + ); + + color *= toneMappingExposure / 0.6; + + color = ACESInputMat * color; + + // Apply RRT and ODT + color = RRTAndODTFit( color ); + + color = ACESOutputMat * color; + + // Clamp to [0, 1] + return saturate( color ); + +} + +// Matrices for rec 2020 <> rec 709 color space conversion +// matrix provided in row-major order so it has been transposed +// https://www.itu.int/pub/R-REP-BT.2407-2017 +const mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3( + vec3( 1.6605, - 0.1246, - 0.0182 ), + vec3( - 0.5876, 1.1329, - 0.1006 ), + vec3( - 0.0728, - 0.0083, 1.1187 ) +); + +const mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3( + vec3( 0.6274, 0.0691, 0.0164 ), + vec3( 0.3293, 0.9195, 0.0880 ), + vec3( 0.0433, 0.0113, 0.8956 ) +); + +// https://iolite-engine.com/blog_posts/minimal_agx_implementation +// Mean error^2: 3.6705141e-06 +vec3 agxDefaultContrastApprox( vec3 x ) { + + vec3 x2 = x * x; + vec3 x4 = x2 * x2; + + return + 15.5 * x4 * x2 + - 40.14 * x4 * x + + 31.96 * x4 + - 6.868 * x2 * x + + 0.4298 * x2 + + 0.1191 * x + - 0.00232; + +} + +// Input and output encoded as Linear-sRGB. +vec3 AgXToneMapping( vec3 color ) { + + // AgX constants + const mat3 AgXInsetMatrix = mat3( + vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ), + vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ), + vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 ) + ); + + // explicit AgXOutsetMatrix generated from Filaments AgXOutsetMatrixInv + const mat3 AgXOutsetMatrix = mat3( + vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ), + vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ), + vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 ) + ); + + const float AgxMinEv = - 12.47393; // log2(pow(2, LOG2_MIN) * MIDDLE_GRAY) + const float AgxMaxEv = 4.026069; // log2(pow(2, LOG2_MAX) * MIDDLE_GRAY) + + // AGX Tone Mapping implementation based on Filament, which is in turn based + // on Blender's implementation for rec 2020 colors: + // https://github.com/google/filament/pull/7236 + color = LINEAR_SRGB_TO_LINEAR_REC2020 * color; + color *= toneMappingExposure; + + color = AgXInsetMatrix * color; + + // Log2 encoding + color = max( color, 1e-10 ); // avoid 0 or negative numbers for log2 + color = log2( color ); + color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv ); + + color = clamp( color, 0.0, 1.0 ); + + // Apply sigmoid + color = agxDefaultContrastApprox( color ); + + // Apply AgX look + // v = agxLook(v, look); + + color = AgXOutsetMatrix * color; + + // Linearize + color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) ); + + color = LINEAR_REC2020_TO_LINEAR_SRGB * color; + + return color; + +} + +vec3 CustomToneMapping( vec3 color ) { return color; } +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/transmission_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/transmission_fragment.glsl.js new file mode 100644 index 000000000..876a3c6f7 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/transmission_fragment.glsl.js @@ -0,0 +1,36 @@ +export default /* glsl */` +#ifdef USE_TRANSMISSION + + material.transmission = transmission; + material.transmissionAlpha = 1.0; + material.thickness = thickness; + material.attenuationDistance = attenuationDistance; + material.attenuationColor = attenuationColor; + + #ifdef USE_TRANSMISSIONMAP + + material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r; + + #endif + + #ifdef USE_THICKNESSMAP + + material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g; + + #endif + + vec3 pos = vWorldPosition; + vec3 v = normalize( cameraPosition - pos ); + vec3 n = inverseTransformDirection( normal, viewMatrix ); + + vec4 transmitted = getIBLVolumeRefraction( + n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90, + pos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness, + material.attenuationColor, material.attenuationDistance ); + + material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission ); + + totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission ); + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/transmission_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/transmission_pars_fragment.glsl.js new file mode 100644 index 000000000..69e758769 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/transmission_pars_fragment.glsl.js @@ -0,0 +1,201 @@ +export default /* glsl */` +#ifdef USE_TRANSMISSION + + // Transmission code is based on glTF-Sampler-Viewer + // https://github.com/KhronosGroup/glTF-Sample-Viewer + + uniform float transmission; + uniform float thickness; + uniform float attenuationDistance; + uniform vec3 attenuationColor; + + #ifdef USE_TRANSMISSIONMAP + + uniform sampler2D transmissionMap; + + #endif + + #ifdef USE_THICKNESSMAP + + uniform sampler2D thicknessMap; + + #endif + + uniform vec2 transmissionSamplerSize; + uniform sampler2D transmissionSamplerMap; + + uniform mat4 modelMatrix; + uniform mat4 projectionMatrix; + + varying vec3 vWorldPosition; + + // Mipped Bicubic Texture Filtering by N8 + // https://www.shadertoy.com/view/Dl2SDW + + float w0( float a ) { + + return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 ); + + } + + float w1( float a ) { + + return ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 ); + + } + + float w2( float a ){ + + return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 ); + + } + + float w3( float a ) { + + return ( 1.0 / 6.0 ) * ( a * a * a ); + + } + + // g0 and g1 are the two amplitude functions + float g0( float a ) { + + return w0( a ) + w1( a ); + + } + + float g1( float a ) { + + return w2( a ) + w3( a ); + + } + + // h0 and h1 are the two offset functions + float h0( float a ) { + + return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) ); + + } + + float h1( float a ) { + + return 1.0 + w3( a ) / ( w2( a ) + w3( a ) ); + + } + + vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) { + + uv = uv * texelSize.zw + 0.5; + + vec2 iuv = floor( uv ); + vec2 fuv = fract( uv ); + + float g0x = g0( fuv.x ); + float g1x = g1( fuv.x ); + float h0x = h0( fuv.x ); + float h1x = h1( fuv.x ); + float h0y = h0( fuv.y ); + float h1y = h1( fuv.y ); + + vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy; + vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy; + vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy; + vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy; + + return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) + + g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) ); + + } + + vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) { + + vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) ); + vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) ); + vec2 fLodSizeInv = 1.0 / fLodSize; + vec2 cLodSizeInv = 1.0 / cLodSize; + vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) ); + vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) ); + return mix( fSample, cSample, fract( lod ) ); + + } + + vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) { + + // Direction of refracted light. + vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior ); + + // Compute rotation-independant scaling of the model matrix. + vec3 modelScale; + modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) ); + modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) ); + modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) ); + + // The thickness is specified in local space. + return normalize( refractionVector ) * thickness * modelScale; + + } + + float applyIorToRoughness( const in float roughness, const in float ior ) { + + // Scale roughness with IOR so that an IOR of 1.0 results in no microfacet refraction and + // an IOR of 1.5 results in the default amount of microfacet refraction. + return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 ); + + } + + vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) { + + float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior ); + return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod ); + + } + + vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) { + + if ( isinf( attenuationDistance ) ) { + + // Attenuation distance is +∞, i.e. the transmitted color is not attenuated at all. + return vec3( 1.0 ); + + } else { + + // Compute light attenuation using Beer's law. + vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance; + vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance ); // Beer's law + return transmittance; + + } + + } + + vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor, + const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix, + const in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness, + const in vec3 attenuationColor, const in float attenuationDistance ) { + + vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix ); + vec3 refractedRayExit = position + transmissionRay; + + // Project refracted vector on the framebuffer, while mapping to normalized device coordinates. + vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 ); + vec2 refractionCoords = ndcPos.xy / ndcPos.w; + refractionCoords += 1.0; + refractionCoords /= 2.0; + + // Sample framebuffer to get pixel the refracted ray hits. + vec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior ); + + vec3 transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance ); + vec3 attenuatedColor = transmittance * transmittedLight.rgb; + + // Get the specular component. + vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness ); + + // As less light is transmitted, the opacity should be increased. This simple approximation does a decent job + // of modulating a CSS background, and has no effect when the buffer is opaque, due to a solid object or clear color. + float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0; + + return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor ); + + } +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/uv_pars_fragment.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/uv_pars_fragment.glsl.js new file mode 100644 index 000000000..135966696 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/uv_pars_fragment.glsl.js @@ -0,0 +1,119 @@ +export default /* glsl */` +#if defined( USE_UV ) || defined( USE_ANISOTROPY ) + + varying vec2 vUv; + +#endif +#ifdef USE_MAP + + varying vec2 vMapUv; + +#endif +#ifdef USE_ALPHAMAP + + varying vec2 vAlphaMapUv; + +#endif +#ifdef USE_LIGHTMAP + + varying vec2 vLightMapUv; + +#endif +#ifdef USE_AOMAP + + varying vec2 vAoMapUv; + +#endif +#ifdef USE_BUMPMAP + + varying vec2 vBumpMapUv; + +#endif +#ifdef USE_NORMALMAP + + varying vec2 vNormalMapUv; + +#endif +#ifdef USE_EMISSIVEMAP + + varying vec2 vEmissiveMapUv; + +#endif +#ifdef USE_METALNESSMAP + + varying vec2 vMetalnessMapUv; + +#endif +#ifdef USE_ROUGHNESSMAP + + varying vec2 vRoughnessMapUv; + +#endif +#ifdef USE_ANISOTROPYMAP + + varying vec2 vAnisotropyMapUv; + +#endif +#ifdef USE_CLEARCOATMAP + + varying vec2 vClearcoatMapUv; + +#endif +#ifdef USE_CLEARCOAT_NORMALMAP + + varying vec2 vClearcoatNormalMapUv; + +#endif +#ifdef USE_CLEARCOAT_ROUGHNESSMAP + + varying vec2 vClearcoatRoughnessMapUv; + +#endif +#ifdef USE_IRIDESCENCEMAP + + varying vec2 vIridescenceMapUv; + +#endif +#ifdef USE_IRIDESCENCE_THICKNESSMAP + + varying vec2 vIridescenceThicknessMapUv; + +#endif +#ifdef USE_SHEEN_COLORMAP + + varying vec2 vSheenColorMapUv; + +#endif +#ifdef USE_SHEEN_ROUGHNESSMAP + + varying vec2 vSheenRoughnessMapUv; + +#endif +#ifdef USE_SPECULARMAP + + varying vec2 vSpecularMapUv; + +#endif +#ifdef USE_SPECULAR_COLORMAP + + varying vec2 vSpecularColorMapUv; + +#endif +#ifdef USE_SPECULAR_INTENSITYMAP + + varying vec2 vSpecularIntensityMapUv; + +#endif +#ifdef USE_TRANSMISSIONMAP + + uniform mat3 transmissionMapTransform; + varying vec2 vTransmissionMapUv; + +#endif +#ifdef USE_THICKNESSMAP + + uniform mat3 thicknessMapTransform; + varying vec2 vThicknessMapUv; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/uv_pars_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/uv_pars_vertex.glsl.js new file mode 100644 index 000000000..6cb9cf467 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/uv_pars_vertex.glsl.js @@ -0,0 +1,145 @@ +export default /* glsl */` +#if defined( USE_UV ) || defined( USE_ANISOTROPY ) + + varying vec2 vUv; + +#endif +#ifdef USE_MAP + + uniform mat3 mapTransform; + varying vec2 vMapUv; + +#endif +#ifdef USE_ALPHAMAP + + uniform mat3 alphaMapTransform; + varying vec2 vAlphaMapUv; + +#endif +#ifdef USE_LIGHTMAP + + uniform mat3 lightMapTransform; + varying vec2 vLightMapUv; + +#endif +#ifdef USE_AOMAP + + uniform mat3 aoMapTransform; + varying vec2 vAoMapUv; + +#endif +#ifdef USE_BUMPMAP + + uniform mat3 bumpMapTransform; + varying vec2 vBumpMapUv; + +#endif +#ifdef USE_NORMALMAP + + uniform mat3 normalMapTransform; + varying vec2 vNormalMapUv; + +#endif +#ifdef USE_DISPLACEMENTMAP + + uniform mat3 displacementMapTransform; + varying vec2 vDisplacementMapUv; + +#endif +#ifdef USE_EMISSIVEMAP + + uniform mat3 emissiveMapTransform; + varying vec2 vEmissiveMapUv; + +#endif +#ifdef USE_METALNESSMAP + + uniform mat3 metalnessMapTransform; + varying vec2 vMetalnessMapUv; + +#endif +#ifdef USE_ROUGHNESSMAP + + uniform mat3 roughnessMapTransform; + varying vec2 vRoughnessMapUv; + +#endif +#ifdef USE_ANISOTROPYMAP + + uniform mat3 anisotropyMapTransform; + varying vec2 vAnisotropyMapUv; + +#endif +#ifdef USE_CLEARCOATMAP + + uniform mat3 clearcoatMapTransform; + varying vec2 vClearcoatMapUv; + +#endif +#ifdef USE_CLEARCOAT_NORMALMAP + + uniform mat3 clearcoatNormalMapTransform; + varying vec2 vClearcoatNormalMapUv; + +#endif +#ifdef USE_CLEARCOAT_ROUGHNESSMAP + + uniform mat3 clearcoatRoughnessMapTransform; + varying vec2 vClearcoatRoughnessMapUv; + +#endif +#ifdef USE_SHEEN_COLORMAP + + uniform mat3 sheenColorMapTransform; + varying vec2 vSheenColorMapUv; + +#endif +#ifdef USE_SHEEN_ROUGHNESSMAP + + uniform mat3 sheenRoughnessMapTransform; + varying vec2 vSheenRoughnessMapUv; + +#endif +#ifdef USE_IRIDESCENCEMAP + + uniform mat3 iridescenceMapTransform; + varying vec2 vIridescenceMapUv; + +#endif +#ifdef USE_IRIDESCENCE_THICKNESSMAP + + uniform mat3 iridescenceThicknessMapTransform; + varying vec2 vIridescenceThicknessMapUv; + +#endif +#ifdef USE_SPECULARMAP + + uniform mat3 specularMapTransform; + varying vec2 vSpecularMapUv; + +#endif +#ifdef USE_SPECULAR_COLORMAP + + uniform mat3 specularColorMapTransform; + varying vec2 vSpecularColorMapUv; + +#endif +#ifdef USE_SPECULAR_INTENSITYMAP + + uniform mat3 specularIntensityMapTransform; + varying vec2 vSpecularIntensityMapUv; + +#endif +#ifdef USE_TRANSMISSIONMAP + + uniform mat3 transmissionMapTransform; + varying vec2 vTransmissionMapUv; + +#endif +#ifdef USE_THICKNESSMAP + + uniform mat3 thicknessMapTransform; + varying vec2 vThicknessMapUv; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/uv_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/uv_vertex.glsl.js new file mode 100644 index 000000000..791916aab --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/uv_vertex.glsl.js @@ -0,0 +1,122 @@ +export default /* glsl */` +#if defined( USE_UV ) || defined( USE_ANISOTROPY ) + + vUv = vec3( uv, 1 ).xy; + +#endif +#ifdef USE_MAP + + vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_ALPHAMAP + + vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_LIGHTMAP + + vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_AOMAP + + vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_BUMPMAP + + vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_NORMALMAP + + vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_DISPLACEMENTMAP + + vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_EMISSIVEMAP + + vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_METALNESSMAP + + vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_ROUGHNESSMAP + + vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_ANISOTROPYMAP + + vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_CLEARCOATMAP + + vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_CLEARCOAT_NORMALMAP + + vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_CLEARCOAT_ROUGHNESSMAP + + vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_IRIDESCENCEMAP + + vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_IRIDESCENCE_THICKNESSMAP + + vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_SHEEN_COLORMAP + + vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_SHEEN_ROUGHNESSMAP + + vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_SPECULARMAP + + vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_SPECULAR_COLORMAP + + vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_SPECULAR_INTENSITYMAP + + vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_TRANSMISSIONMAP + + vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy; + +#endif +#ifdef USE_THICKNESSMAP + + vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderChunk/worldpos_vertex.glsl.js b/libs/three/src/renderers/shaders/ShaderChunk/worldpos_vertex.glsl.js new file mode 100644 index 000000000..b4eefdf80 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderChunk/worldpos_vertex.glsl.js @@ -0,0 +1,21 @@ +export default /* glsl */` +#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0 + + vec4 worldPosition = vec4( transformed, 1.0 ); + + #ifdef USE_BATCHING + + worldPosition = batchingMatrix * worldPosition; + + #endif + + #ifdef USE_INSTANCING + + worldPosition = instanceMatrix * worldPosition; + + #endif + + worldPosition = modelMatrix * worldPosition; + +#endif +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib.js b/libs/three/src/renderers/shaders/ShaderLib.js new file mode 100644 index 000000000..0ed7018ee --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib.js @@ -0,0 +1,359 @@ +import { ShaderChunk } from './ShaderChunk.js'; +import { mergeUniforms } from './UniformsUtils.js'; +import { Vector2 } from '../../math/Vector2.js'; +import { Vector3 } from '../../math/Vector3.js'; +import { UniformsLib } from './UniformsLib.js'; +import { Color } from '../../math/Color.js'; +import { Matrix3 } from '../../math/Matrix3.js'; + +const ShaderLib = { + + basic: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.specularmap, + UniformsLib.envmap, + UniformsLib.aomap, + UniformsLib.lightmap, + UniformsLib.fog + ] ), + + vertexShader: ShaderChunk.meshbasic_vert, + fragmentShader: ShaderChunk.meshbasic_frag + + }, + + lambert: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.specularmap, + UniformsLib.envmap, + UniformsLib.aomap, + UniformsLib.lightmap, + UniformsLib.emissivemap, + UniformsLib.bumpmap, + UniformsLib.normalmap, + UniformsLib.displacementmap, + UniformsLib.fog, + UniformsLib.lights, + { + emissive: { value: /*@__PURE__*/ new Color( 0x000000 ) } + } + ] ), + + vertexShader: ShaderChunk.meshlambert_vert, + fragmentShader: ShaderChunk.meshlambert_frag + + }, + + phong: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.specularmap, + UniformsLib.envmap, + UniformsLib.aomap, + UniformsLib.lightmap, + UniformsLib.emissivemap, + UniformsLib.bumpmap, + UniformsLib.normalmap, + UniformsLib.displacementmap, + UniformsLib.fog, + UniformsLib.lights, + { + emissive: { value: /*@__PURE__*/ new Color( 0x000000 ) }, + specular: { value: /*@__PURE__*/ new Color( 0x111111 ) }, + shininess: { value: 30 } + } + ] ), + + vertexShader: ShaderChunk.meshphong_vert, + fragmentShader: ShaderChunk.meshphong_frag + + }, + + standard: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.envmap, + UniformsLib.aomap, + UniformsLib.lightmap, + UniformsLib.emissivemap, + UniformsLib.bumpmap, + UniformsLib.normalmap, + UniformsLib.displacementmap, + UniformsLib.roughnessmap, + UniformsLib.metalnessmap, + UniformsLib.fog, + UniformsLib.lights, + { + emissive: { value: /*@__PURE__*/ new Color( 0x000000 ) }, + roughness: { value: 1.0 }, + metalness: { value: 0.0 }, + envMapIntensity: { value: 1 } // temporary + } + ] ), + + vertexShader: ShaderChunk.meshphysical_vert, + fragmentShader: ShaderChunk.meshphysical_frag + + }, + + toon: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.aomap, + UniformsLib.lightmap, + UniformsLib.emissivemap, + UniformsLib.bumpmap, + UniformsLib.normalmap, + UniformsLib.displacementmap, + UniformsLib.gradientmap, + UniformsLib.fog, + UniformsLib.lights, + { + emissive: { value: /*@__PURE__*/ new Color( 0x000000 ) } + } + ] ), + + vertexShader: ShaderChunk.meshtoon_vert, + fragmentShader: ShaderChunk.meshtoon_frag + + }, + + matcap: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.bumpmap, + UniformsLib.normalmap, + UniformsLib.displacementmap, + UniformsLib.fog, + { + matcap: { value: null } + } + ] ), + + vertexShader: ShaderChunk.meshmatcap_vert, + fragmentShader: ShaderChunk.meshmatcap_frag + + }, + + points: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.points, + UniformsLib.fog + ] ), + + vertexShader: ShaderChunk.points_vert, + fragmentShader: ShaderChunk.points_frag + + }, + + dashed: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.fog, + { + scale: { value: 1 }, + dashSize: { value: 1 }, + totalSize: { value: 2 } + } + ] ), + + vertexShader: ShaderChunk.linedashed_vert, + fragmentShader: ShaderChunk.linedashed_frag + + }, + + depth: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.displacementmap + ] ), + + vertexShader: ShaderChunk.depth_vert, + fragmentShader: ShaderChunk.depth_frag + + }, + + normal: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.bumpmap, + UniformsLib.normalmap, + UniformsLib.displacementmap, + { + opacity: { value: 1.0 } + } + ] ), + + vertexShader: ShaderChunk.meshnormal_vert, + fragmentShader: ShaderChunk.meshnormal_frag + + }, + + sprite: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.sprite, + UniformsLib.fog + ] ), + + vertexShader: ShaderChunk.sprite_vert, + fragmentShader: ShaderChunk.sprite_frag + + }, + + background: { + + uniforms: { + uvTransform: { value: /*@__PURE__*/ new Matrix3() }, + t2D: { value: null }, + backgroundIntensity: { value: 1 } + }, + + vertexShader: ShaderChunk.background_vert, + fragmentShader: ShaderChunk.background_frag + + }, + + backgroundCube: { + + uniforms: { + envMap: { value: null }, + flipEnvMap: { value: - 1 }, + backgroundBlurriness: { value: 0 }, + backgroundIntensity: { value: 1 } + }, + + vertexShader: ShaderChunk.backgroundCube_vert, + fragmentShader: ShaderChunk.backgroundCube_frag + + }, + + cube: { + + uniforms: { + tCube: { value: null }, + tFlip: { value: - 1 }, + opacity: { value: 1.0 } + }, + + vertexShader: ShaderChunk.cube_vert, + fragmentShader: ShaderChunk.cube_frag + + }, + + equirect: { + + uniforms: { + tEquirect: { value: null }, + }, + + vertexShader: ShaderChunk.equirect_vert, + fragmentShader: ShaderChunk.equirect_frag + + }, + + distanceRGBA: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.common, + UniformsLib.displacementmap, + { + referencePosition: { value: /*@__PURE__*/ new Vector3() }, + nearDistance: { value: 1 }, + farDistance: { value: 1000 } + } + ] ), + + vertexShader: ShaderChunk.distanceRGBA_vert, + fragmentShader: ShaderChunk.distanceRGBA_frag + + }, + + shadow: { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + UniformsLib.lights, + UniformsLib.fog, + { + color: { value: /*@__PURE__*/ new Color( 0x00000 ) }, + opacity: { value: 1.0 } + }, + ] ), + + vertexShader: ShaderChunk.shadow_vert, + fragmentShader: ShaderChunk.shadow_frag + + } + +}; + +ShaderLib.physical = { + + uniforms: /*@__PURE__*/ mergeUniforms( [ + ShaderLib.standard.uniforms, + { + clearcoat: { value: 0 }, + clearcoatMap: { value: null }, + clearcoatMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + clearcoatNormalMap: { value: null }, + clearcoatNormalMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + clearcoatNormalScale: { value: /*@__PURE__*/ new Vector2( 1, 1 ) }, + clearcoatRoughness: { value: 0 }, + clearcoatRoughnessMap: { value: null }, + clearcoatRoughnessMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + iridescence: { value: 0 }, + iridescenceMap: { value: null }, + iridescenceMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + iridescenceIOR: { value: 1.3 }, + iridescenceThicknessMinimum: { value: 100 }, + iridescenceThicknessMaximum: { value: 400 }, + iridescenceThicknessMap: { value: null }, + iridescenceThicknessMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + sheen: { value: 0 }, + sheenColor: { value: /*@__PURE__*/ new Color( 0x000000 ) }, + sheenColorMap: { value: null }, + sheenColorMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + sheenRoughness: { value: 1 }, + sheenRoughnessMap: { value: null }, + sheenRoughnessMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + transmission: { value: 0 }, + transmissionMap: { value: null }, + transmissionMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + transmissionSamplerSize: { value: /*@__PURE__*/ new Vector2() }, + transmissionSamplerMap: { value: null }, + thickness: { value: 0 }, + thicknessMap: { value: null }, + thicknessMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + attenuationDistance: { value: 0 }, + attenuationColor: { value: /*@__PURE__*/ new Color( 0x000000 ) }, + specularColor: { value: /*@__PURE__*/ new Color( 1, 1, 1 ) }, + specularColorMap: { value: null }, + specularColorMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + specularIntensity: { value: 1 }, + specularIntensityMap: { value: null }, + specularIntensityMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + anisotropyVector: { value: /*@__PURE__*/ new Vector2() }, + anisotropyMap: { value: null }, + anisotropyMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + } + ] ), + + vertexShader: ShaderChunk.meshphysical_vert, + fragmentShader: ShaderChunk.meshphysical_frag + +}; + + +export { ShaderLib }; diff --git a/libs/three/src/renderers/shaders/ShaderLib/background.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/background.glsl.js new file mode 100644 index 000000000..4d87ca728 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/background.glsl.js @@ -0,0 +1,40 @@ +export const vertex = /* glsl */` +varying vec2 vUv; +uniform mat3 uvTransform; + +void main() { + + vUv = ( uvTransform * vec3( uv, 1 ) ).xy; + + gl_Position = vec4( position.xy, 1.0, 1.0 ); + +} +`; + +export const fragment = /* glsl */` +uniform sampler2D t2D; +uniform float backgroundIntensity; + +varying vec2 vUv; + +void main() { + + vec4 texColor = texture2D( t2D, vUv ); + + #ifdef DECODE_VIDEO_TEXTURE + + // use inline sRGB decode until browsers properly support SRGB8_APLHA8 with video textures + + texColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w ); + + #endif + + texColor.rgb *= backgroundIntensity; + + gl_FragColor = texColor; + + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/backgroundCube.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/backgroundCube.glsl.js new file mode 100644 index 000000000..ad276e6b5 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/backgroundCube.glsl.js @@ -0,0 +1,62 @@ +export const vertex = /* glsl */` +varying vec3 vWorldDirection; + +#include + +void main() { + + vWorldDirection = transformDirection( position, modelMatrix ); + + #include + #include + + gl_Position.z = gl_Position.w; // set z to camera.far + +} +`; + +export const fragment = /* glsl */` + +#ifdef ENVMAP_TYPE_CUBE + + uniform samplerCube envMap; + +#elif defined( ENVMAP_TYPE_CUBE_UV ) + + uniform sampler2D envMap; + +#endif + +uniform float flipEnvMap; +uniform float backgroundBlurriness; +uniform float backgroundIntensity; + +varying vec3 vWorldDirection; + +#include + +void main() { + + #ifdef ENVMAP_TYPE_CUBE + + vec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) ); + + #elif defined( ENVMAP_TYPE_CUBE_UV ) + + vec4 texColor = textureCubeUV( envMap, vWorldDirection, backgroundBlurriness ); + + #else + + vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 ); + + #endif + + texColor.rgb *= backgroundIntensity; + + gl_FragColor = texColor; + + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/cube.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/cube.glsl.js new file mode 100644 index 000000000..722d3bba1 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/cube.glsl.js @@ -0,0 +1,36 @@ +export const vertex = /* glsl */` +varying vec3 vWorldDirection; + +#include + +void main() { + + vWorldDirection = transformDirection( position, modelMatrix ); + + #include + #include + + gl_Position.z = gl_Position.w; // set z to camera.far + +} +`; + +export const fragment = /* glsl */` +uniform samplerCube tCube; +uniform float tFlip; +uniform float opacity; + +varying vec3 vWorldDirection; + +void main() { + + vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) ); + + gl_FragColor = texColor; + gl_FragColor.a *= opacity; + + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/depth.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/depth.glsl.js new file mode 100644 index 000000000..3b19d4d6c --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/depth.glsl.js @@ -0,0 +1,96 @@ +export const vertex = /* glsl */` +#include +#include +#include +#include +#include +#include +#include +#include + +// This is used for computing an equivalent of gl_FragCoord.z that is as high precision as possible. +// Some platforms compute gl_FragCoord at a lower precision which makes the manually computed value better for +// depth-based postprocessing effects. Reproduced on iPad with A10 processor / iPadOS 13.3.1. +varying vec2 vHighPrecisionZW; + +void main() { + + #include + + #include + #include + + #ifdef USE_DISPLACEMENTMAP + + #include + #include + #include + + #endif + + #include + #include + #include + #include + #include + #include + #include + + vHighPrecisionZW = gl_Position.zw; + +} +`; + +export const fragment = /* glsl */` +#if DEPTH_PACKING == 3200 + + uniform float opacity; + +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +varying vec2 vHighPrecisionZW; + +void main() { + + #include + + vec4 diffuseColor = vec4( 1.0 ); + + #if DEPTH_PACKING == 3200 + + diffuseColor.a = opacity; + + #endif + + #include + #include + #include + #include + + #include + + // Higher precision equivalent of gl_FragCoord.z. This assumes depthRange has been left to its default values. + float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5; + + #if DEPTH_PACKING == 3200 + + gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity ); + + #elif DEPTH_PACKING == 3201 + + gl_FragColor = packDepthToRGBA( fragCoordZ ); + + #endif + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/distanceRGBA.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/distanceRGBA.glsl.js new file mode 100644 index 000000000..28bb8499b --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/distanceRGBA.glsl.js @@ -0,0 +1,77 @@ +export const vertex = /* glsl */` +#define DISTANCE + +varying vec3 vWorldPosition; + +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + #include + #include + + #ifdef USE_DISPLACEMENTMAP + + #include + #include + #include + + #endif + + #include + #include + #include + #include + #include + #include + #include + + vWorldPosition = worldPosition.xyz; + +} +`; + +export const fragment = /* glsl */` +#define DISTANCE + +uniform vec3 referencePosition; +uniform float nearDistance; +uniform float farDistance; +varying vec3 vWorldPosition; + +#include +#include +#include +#include +#include +#include +#include +#include + +void main () { + + #include + + vec4 diffuseColor = vec4( 1.0 ); + + #include + #include + #include + #include + + float dist = length( vWorldPosition - referencePosition ); + dist = ( dist - nearDistance ) / ( farDistance - nearDistance ); + dist = saturate( dist ); // clamp to [ 0, 1 ] + + gl_FragColor = packDepthToRGBA( dist ); + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/equirect.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/equirect.glsl.js new file mode 100644 index 000000000..bdf3dfb80 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/equirect.glsl.js @@ -0,0 +1,35 @@ +export const vertex = /* glsl */` +varying vec3 vWorldDirection; + +#include + +void main() { + + vWorldDirection = transformDirection( position, modelMatrix ); + + #include + #include + +} +`; + +export const fragment = /* glsl */` +uniform sampler2D tEquirect; + +varying vec3 vWorldDirection; + +#include + +void main() { + + vec3 direction = normalize( vWorldDirection ); + + vec2 sampleUV = equirectUv( direction ); + + gl_FragColor = texture2D( tEquirect, sampleUV ); + + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/linedashed.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/linedashed.glsl.js new file mode 100644 index 000000000..42bfbb39a --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/linedashed.glsl.js @@ -0,0 +1,75 @@ +export const vertex = /* glsl */` +uniform float scale; +attribute float lineDistance; + +varying float vLineDistance; + +#include +#include +#include +#include +#include +#include +#include + +void main() { + + vLineDistance = scale * lineDistance; + + #include + #include + #include + #include + #include + #include + #include + #include + #include + +} +`; + +export const fragment = /* glsl */` +uniform vec3 diffuse; +uniform float opacity; + +uniform float dashSize; +uniform float totalSize; + +varying float vLineDistance; + +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + if ( mod( vLineDistance, totalSize ) > dashSize ) { + + discard; + + } + + vec3 outgoingLight = vec3( 0.0 ); + vec4 diffuseColor = vec4( diffuse, opacity ); + + #include + #include + #include + + outgoingLight = diffuseColor.rgb; // simple shader + + #include + #include + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/meshbasic.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/meshbasic.glsl.js new file mode 100644 index 000000000..72c611e19 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/meshbasic.glsl.js @@ -0,0 +1,116 @@ +export const vertex = /* glsl */` +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + #include + #include + #include + + #if defined ( USE_ENVMAP ) || defined ( USE_SKINNING ) + + #include + #include + #include + #include + #include + + #endif + + #include + #include + #include + #include + #include + #include + + #include + #include + #include + +} +`; + +export const fragment = /* glsl */` +uniform vec3 diffuse; +uniform float opacity; + +#ifndef FLAT_SHADED + + varying vec3 vNormal; + +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + vec4 diffuseColor = vec4( diffuse, opacity ); + + #include + #include + #include + #include + #include + #include + #include + + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + + // accumulation (baked indirect lighting only) + #ifdef USE_LIGHTMAP + + vec4 lightMapTexel = texture2D( lightMap, vLightMapUv ); + reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI; + + #else + + reflectedLight.indirectDiffuse += vec3( 1.0 ); + + #endif + + // modulation + #include + + reflectedLight.indirectDiffuse *= diffuseColor.rgb; + + vec3 outgoingLight = reflectedLight.indirectDiffuse; + + #include + + #include + #include + #include + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/meshlambert.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/meshlambert.glsl.js new file mode 100644 index 000000000..c6f4c6249 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/meshlambert.glsl.js @@ -0,0 +1,124 @@ +export const vertex = /* glsl */` +#define LAMBERT + +varying vec3 vViewPosition; + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + #include + + vViewPosition = - mvPosition.xyz; + + #include + #include + #include + #include + +} +`; + +export const fragment = /* glsl */` +#define LAMBERT + +uniform vec3 diffuse; +uniform vec3 emissive; +uniform float opacity; + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + vec4 diffuseColor = vec4( diffuse, opacity ); + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + vec3 totalEmissiveRadiance = emissive; + + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + + // accumulation + #include + #include + #include + #include + + // modulation + #include + + vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance; + + #include + #include + #include + #include + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/meshmatcap.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/meshmatcap.glsl.js new file mode 100644 index 000000000..be310c287 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/meshmatcap.glsl.js @@ -0,0 +1,112 @@ +export const vertex = /* glsl */` +#define MATCAP + +varying vec3 vViewPosition; + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +void main() { + + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + + #include + #include + #include + #include + #include + + #include + #include + #include + + vViewPosition = - mvPosition.xyz; + +} +`; + +export const fragment = /* glsl */` +#define MATCAP + +uniform vec3 diffuse; +uniform float opacity; +uniform sampler2D matcap; + +varying vec3 vViewPosition; + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + vec4 diffuseColor = vec4( diffuse, opacity ); + + #include + #include + #include + #include + #include + #include + #include + #include + + vec3 viewDir = normalize( vViewPosition ); + vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) ); + vec3 y = cross( viewDir, x ); + vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5; // 0.495 to remove artifacts caused by undersized matcap disks + + #ifdef USE_MATCAP + + vec4 matcapColor = texture2D( matcap, uv ); + + #else + + vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 ); // default if matcap is missing + + #endif + + vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb; + + #include + #include + #include + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/meshnormal.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/meshnormal.glsl.js new file mode 100644 index 000000000..09d91eda0 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/meshnormal.glsl.js @@ -0,0 +1,84 @@ +export const vertex = /* glsl */` +#define NORMAL + +#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE ) + + varying vec3 vViewPosition; + +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + #include + + #include + #include + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + #include + +#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE ) + + vViewPosition = - mvPosition.xyz; + +#endif + +} +`; + +export const fragment = /* glsl */` +#define NORMAL + +uniform float opacity; + +#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE ) + + varying vec3 vViewPosition; + +#endif + +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + #include + #include + #include + + gl_FragColor = vec4( packNormalToRGB( normal ), opacity ); + + #ifdef OPAQUE + + gl_FragColor.a = 1.0; + + #endif + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/meshphong.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/meshphong.glsl.js new file mode 100644 index 000000000..61ccad801 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/meshphong.glsl.js @@ -0,0 +1,126 @@ +export const vertex = /* glsl */` +#define PHONG + +varying vec3 vViewPosition; + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + #include + + vViewPosition = - mvPosition.xyz; + + #include + #include + #include + #include + +} +`; + +export const fragment = /* glsl */` +#define PHONG + +uniform vec3 diffuse; +uniform vec3 emissive; +uniform vec3 specular; +uniform float shininess; +uniform float opacity; + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + vec4 diffuseColor = vec4( diffuse, opacity ); + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + vec3 totalEmissiveRadiance = emissive; + + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + + // accumulation + #include + #include + #include + #include + + // modulation + #include + + vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance; + + #include + #include + #include + #include + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/meshphysical.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/meshphysical.glsl.js new file mode 100644 index 000000000..0708b112d --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/meshphysical.glsl.js @@ -0,0 +1,224 @@ +export const vertex = /* glsl */` +#define STANDARD + +varying vec3 vViewPosition; + +#ifdef USE_TRANSMISSION + + varying vec3 vWorldPosition; + +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + #include + + vViewPosition = - mvPosition.xyz; + + #include + #include + #include + +#ifdef USE_TRANSMISSION + + vWorldPosition = worldPosition.xyz; + +#endif +} +`; + +export const fragment = /* glsl */` +#define STANDARD + +#ifdef PHYSICAL + #define IOR + #define USE_SPECULAR +#endif + +uniform vec3 diffuse; +uniform vec3 emissive; +uniform float roughness; +uniform float metalness; +uniform float opacity; + +#ifdef IOR + uniform float ior; +#endif + +#ifdef USE_SPECULAR + uniform float specularIntensity; + uniform vec3 specularColor; + + #ifdef USE_SPECULAR_COLORMAP + uniform sampler2D specularColorMap; + #endif + + #ifdef USE_SPECULAR_INTENSITYMAP + uniform sampler2D specularIntensityMap; + #endif +#endif + +#ifdef USE_CLEARCOAT + uniform float clearcoat; + uniform float clearcoatRoughness; +#endif + +#ifdef USE_IRIDESCENCE + uniform float iridescence; + uniform float iridescenceIOR; + uniform float iridescenceThicknessMinimum; + uniform float iridescenceThicknessMaximum; +#endif + +#ifdef USE_SHEEN + uniform vec3 sheenColor; + uniform float sheenRoughness; + + #ifdef USE_SHEEN_COLORMAP + uniform sampler2D sheenColorMap; + #endif + + #ifdef USE_SHEEN_ROUGHNESSMAP + uniform sampler2D sheenRoughnessMap; + #endif +#endif + +#ifdef USE_ANISOTROPY + uniform vec2 anisotropyVector; + + #ifdef USE_ANISOTROPYMAP + uniform sampler2D anisotropyMap; + #endif +#endif + +varying vec3 vViewPosition; + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + vec4 diffuseColor = vec4( diffuse, opacity ); + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + vec3 totalEmissiveRadiance = emissive; + + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + + // accumulation + #include + #include + #include + #include + + // modulation + #include + + vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse; + vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular; + + #include + + vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance; + + #ifdef USE_SHEEN + + // Sheen energy compensation approximation calculation can be found at the end of + // https://drive.google.com/file/d/1T0D1VSyR4AllqIJTQAraEIzjlb5h4FKH/view?usp=sharing + float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor ); + + outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect; + + #endif + + #ifdef USE_CLEARCOAT + + float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) ); + + vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc ); + + outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat; + + #endif + + #include + #include + #include + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/meshtoon.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/meshtoon.glsl.js new file mode 100644 index 000000000..1df200691 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/meshtoon.glsl.js @@ -0,0 +1,118 @@ +export const vertex = /* glsl */` +#define TOON + +varying vec3 vViewPosition; + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + #include + + vViewPosition = - mvPosition.xyz; + + #include + #include + #include + +} +`; + +export const fragment = /* glsl */` +#define TOON + +uniform vec3 diffuse; +uniform vec3 emissive; +uniform float opacity; + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + vec4 diffuseColor = vec4( diffuse, opacity ); + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + vec3 totalEmissiveRadiance = emissive; + + #include + #include + #include + #include + #include + #include + #include + #include + #include + + // accumulation + #include + #include + #include + #include + + // modulation + #include + + vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance; + + #include + #include + #include + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/points.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/points.glsl.js new file mode 100644 index 000000000..be07fd06e --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/points.glsl.js @@ -0,0 +1,86 @@ +export const vertex = /* glsl */` +uniform float size; +uniform float scale; + +#include +#include +#include +#include +#include +#include + +#ifdef USE_POINTS_UV + + varying vec2 vUv; + uniform mat3 uvTransform; + +#endif + +void main() { + + #ifdef USE_POINTS_UV + + vUv = ( uvTransform * vec3( uv, 1 ) ).xy; + + #endif + + #include + #include + #include + #include + #include + + gl_PointSize = size; + + #ifdef USE_SIZEATTENUATION + + bool isPerspective = isPerspectiveMatrix( projectionMatrix ); + + if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z ); + + #endif + + #include + #include + #include + #include + +} +`; + +export const fragment = /* glsl */` +uniform vec3 diffuse; +uniform float opacity; + +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + vec3 outgoingLight = vec3( 0.0 ); + vec4 diffuseColor = vec4( diffuse, opacity ); + + #include + #include + #include + #include + #include + + outgoingLight = diffuseColor.rgb; + + #include + #include + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/shadow.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/shadow.glsl.js new file mode 100644 index 000000000..9db7a732e --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/shadow.glsl.js @@ -0,0 +1,57 @@ +export const vertex = /* glsl */` +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + #include + #include + #include + #include + #include + + #include + #include + #include + #include + #include + + #include + #include + #include + +} +`; + +export const fragment = /* glsl */` +uniform vec3 color; +uniform float opacity; + +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) ); + + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/sprite.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/sprite.glsl.js new file mode 100644 index 000000000..864dee4f8 --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/sprite.glsl.js @@ -0,0 +1,81 @@ +export const vertex = /* glsl */` +uniform float rotation; +uniform vec2 center; + +#include +#include +#include +#include +#include + +void main() { + + #include + + vec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 ); + + vec2 scale; + scale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) ); + scale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) ); + + #ifndef USE_SIZEATTENUATION + + bool isPerspective = isPerspectiveMatrix( projectionMatrix ); + + if ( isPerspective ) scale *= - mvPosition.z; + + #endif + + vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale; + + vec2 rotatedPosition; + rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y; + rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y; + + mvPosition.xy += rotatedPosition; + + gl_Position = projectionMatrix * mvPosition; + + #include + #include + #include + +} +`; + +export const fragment = /* glsl */` +uniform vec3 diffuse; +uniform float opacity; + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void main() { + + #include + + vec3 outgoingLight = vec3( 0.0 ); + vec4 diffuseColor = vec4( diffuse, opacity ); + + #include + #include + #include + #include + #include + + outgoingLight = diffuseColor.rgb; + + #include + #include + #include + #include + +} +`; diff --git a/libs/three/src/renderers/shaders/ShaderLib/vsm.glsl.js b/libs/three/src/renderers/shaders/ShaderLib/vsm.glsl.js new file mode 100644 index 000000000..49371dd3d --- /dev/null +++ b/libs/three/src/renderers/shaders/ShaderLib/vsm.glsl.js @@ -0,0 +1,53 @@ +export const vertex = /* glsl */` +void main() { + + gl_Position = vec4( position, 1.0 ); + +} +`; + +export const fragment = /* glsl */` +uniform sampler2D shadow_pass; +uniform vec2 resolution; +uniform float radius; + +#include + +void main() { + + const float samples = float( VSM_SAMPLES ); + + float mean = 0.0; + float squared_mean = 0.0; + + float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 ); + float uvStart = samples <= 1.0 ? 0.0 : - 1.0; + for ( float i = 0.0; i < samples; i ++ ) { + + float uvOffset = uvStart + i * uvStride; + + #ifdef HORIZONTAL_PASS + + vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) ); + mean += distribution.x; + squared_mean += distribution.y * distribution.y + distribution.x * distribution.x; + + #else + + float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) ); + mean += depth; + squared_mean += depth * depth; + + #endif + + } + + mean = mean / samples; + squared_mean = squared_mean / samples; + + float std_dev = sqrt( squared_mean - mean * mean ); + + gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) ); + +} +`; diff --git a/libs/three/src/renderers/shaders/UniformsLib.js b/libs/three/src/renderers/shaders/UniformsLib.js new file mode 100644 index 000000000..9b23c3f73 --- /dev/null +++ b/libs/three/src/renderers/shaders/UniformsLib.js @@ -0,0 +1,230 @@ +import { Color } from '../../math/Color.js'; +import { Vector2 } from '../../math/Vector2.js'; +import { Matrix3 } from '../../math/Matrix3.js'; + +/** + * Uniforms library for shared webgl shaders + */ + +const UniformsLib = { + + common: { + + diffuse: { value: /*@__PURE__*/ new Color( 0xffffff ) }, + opacity: { value: 1.0 }, + + map: { value: null }, + mapTransform: { value: /*@__PURE__*/ new Matrix3() }, + + alphaMap: { value: null }, + alphaMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + + alphaTest: { value: 0 } + + }, + + specularmap: { + + specularMap: { value: null }, + specularMapTransform: { value: /*@__PURE__*/ new Matrix3() } + + }, + + envmap: { + + envMap: { value: null }, + flipEnvMap: { value: - 1 }, + reflectivity: { value: 1.0 }, // basic, lambert, phong + ior: { value: 1.5 }, // physical + refractionRatio: { value: 0.98 }, // basic, lambert, phong + + }, + + aomap: { + + aoMap: { value: null }, + aoMapIntensity: { value: 1 }, + aoMapTransform: { value: /*@__PURE__*/ new Matrix3() } + + }, + + lightmap: { + + lightMap: { value: null }, + lightMapIntensity: { value: 1 }, + lightMapTransform: { value: /*@__PURE__*/ new Matrix3() } + + }, + + bumpmap: { + + bumpMap: { value: null }, + bumpMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + bumpScale: { value: 1 } + + }, + + normalmap: { + + normalMap: { value: null }, + normalMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + normalScale: { value: /*@__PURE__*/ new Vector2( 1, 1 ) } + + }, + + displacementmap: { + + displacementMap: { value: null }, + displacementMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + displacementScale: { value: 1 }, + displacementBias: { value: 0 } + + }, + + emissivemap: { + + emissiveMap: { value: null }, + emissiveMapTransform: { value: /*@__PURE__*/ new Matrix3() } + + }, + + metalnessmap: { + + metalnessMap: { value: null }, + metalnessMapTransform: { value: /*@__PURE__*/ new Matrix3() } + + }, + + roughnessmap: { + + roughnessMap: { value: null }, + roughnessMapTransform: { value: /*@__PURE__*/ new Matrix3() } + + }, + + gradientmap: { + + gradientMap: { value: null } + + }, + + fog: { + + fogDensity: { value: 0.00025 }, + fogNear: { value: 1 }, + fogFar: { value: 2000 }, + fogColor: { value: /*@__PURE__*/ new Color( 0xffffff ) } + + }, + + lights: { + + ambientLightColor: { value: [] }, + + lightProbe: { value: [] }, + + directionalLights: { value: [], properties: { + direction: {}, + color: {} + } }, + + directionalLightShadows: { value: [], properties: { + shadowBias: {}, + shadowNormalBias: {}, + shadowRadius: {}, + shadowMapSize: {} + } }, + + directionalShadowMap: { value: [] }, + directionalShadowMatrix: { value: [] }, + + spotLights: { value: [], properties: { + color: {}, + position: {}, + direction: {}, + distance: {}, + coneCos: {}, + penumbraCos: {}, + decay: {} + } }, + + spotLightShadows: { value: [], properties: { + shadowBias: {}, + shadowNormalBias: {}, + shadowRadius: {}, + shadowMapSize: {} + } }, + + spotLightMap: { value: [] }, + spotShadowMap: { value: [] }, + spotLightMatrix: { value: [] }, + + pointLights: { value: [], properties: { + color: {}, + position: {}, + decay: {}, + distance: {} + } }, + + pointLightShadows: { value: [], properties: { + shadowBias: {}, + shadowNormalBias: {}, + shadowRadius: {}, + shadowMapSize: {}, + shadowCameraNear: {}, + shadowCameraFar: {} + } }, + + pointShadowMap: { value: [] }, + pointShadowMatrix: { value: [] }, + + hemisphereLights: { value: [], properties: { + direction: {}, + skyColor: {}, + groundColor: {} + } }, + + // TODO (abelnation): RectAreaLight BRDF data needs to be moved from example to main src + rectAreaLights: { value: [], properties: { + color: {}, + position: {}, + width: {}, + height: {} + } }, + + ltc_1: { value: null }, + ltc_2: { value: null } + + }, + + points: { + + diffuse: { value: /*@__PURE__*/ new Color( 0xffffff ) }, + opacity: { value: 1.0 }, + size: { value: 1.0 }, + scale: { value: 1.0 }, + map: { value: null }, + alphaMap: { value: null }, + alphaMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + alphaTest: { value: 0 }, + uvTransform: { value: /*@__PURE__*/ new Matrix3() } + + }, + + sprite: { + + diffuse: { value: /*@__PURE__*/ new Color( 0xffffff ) }, + opacity: { value: 1.0 }, + center: { value: /*@__PURE__*/ new Vector2( 0.5, 0.5 ) }, + rotation: { value: 0.0 }, + map: { value: null }, + mapTransform: { value: /*@__PURE__*/ new Matrix3() }, + alphaMap: { value: null }, + alphaMapTransform: { value: /*@__PURE__*/ new Matrix3() }, + alphaTest: { value: 0 } + + } + +}; + +export { UniformsLib }; diff --git a/libs/three/src/renderers/shaders/UniformsUtils.js b/libs/three/src/renderers/shaders/UniformsUtils.js new file mode 100644 index 000000000..14025664a --- /dev/null +++ b/libs/three/src/renderers/shaders/UniformsUtils.js @@ -0,0 +1,104 @@ +import { ColorManagement } from '../../math/ColorManagement.js'; + +/** + * Uniform Utilities + */ + +export function cloneUniforms( src ) { + + const dst = {}; + + for ( const u in src ) { + + dst[ u ] = {}; + + for ( const p in src[ u ] ) { + + const property = src[ u ][ p ]; + + if ( property && ( property.isColor || + property.isMatrix3 || property.isMatrix4 || + property.isVector2 || property.isVector3 || property.isVector4 || + property.isTexture || property.isQuaternion ) ) { + + if ( property.isRenderTargetTexture ) { + + console.warn( 'UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms().' ); + dst[ u ][ p ] = null; + + } else { + + dst[ u ][ p ] = property.clone(); + + } + + } else if ( Array.isArray( property ) ) { + + dst[ u ][ p ] = property.slice(); + + } else { + + dst[ u ][ p ] = property; + + } + + } + + } + + return dst; + +} + +export function mergeUniforms( uniforms ) { + + const merged = {}; + + for ( let u = 0; u < uniforms.length; u ++ ) { + + const tmp = cloneUniforms( uniforms[ u ] ); + + for ( const p in tmp ) { + + merged[ p ] = tmp[ p ]; + + } + + } + + return merged; + +} + +export function cloneUniformsGroups( src ) { + + const dst = []; + + for ( let u = 0; u < src.length; u ++ ) { + + dst.push( src[ u ].clone() ); + + } + + return dst; + +} + +export function getUnlitUniformColorSpace( renderer ) { + + if ( renderer.getRenderTarget() === null ) { + + // https://github.com/mrdoob/three.js/pull/23937#issuecomment-1111067398 + return renderer.outputColorSpace; + + } + + return ColorManagement.workingColorSpace; + +} + +// Legacy + +const UniformsUtils = { clone: cloneUniforms, merge: mergeUniforms }; + +export { UniformsUtils }; diff --git a/libs/three/src/renderers/webgl/WebGLAnimation.js b/libs/three/src/renderers/webgl/WebGLAnimation.js new file mode 100644 index 000000000..6965bcf89 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLAnimation.js @@ -0,0 +1,53 @@ +function WebGLAnimation() { + + let context = null; + let isAnimating = false; + let animationLoop = null; + let requestId = null; + + function onAnimationFrame( time, frame ) { + + animationLoop( time, frame ); + + requestId = context.requestAnimationFrame( onAnimationFrame ); + + } + + return { + + start: function () { + + if ( isAnimating === true ) return; + if ( animationLoop === null ) return; + + requestId = context.requestAnimationFrame( onAnimationFrame ); + + isAnimating = true; + + }, + + stop: function () { + + context.cancelAnimationFrame( requestId ); + + isAnimating = false; + + }, + + setAnimationLoop: function ( callback ) { + + animationLoop = callback; + + }, + + setContext: function ( value ) { + + context = value; + + } + + }; + +} + +export { WebGLAnimation }; diff --git a/libs/three/src/renderers/webgl/WebGLAttributes.js b/libs/three/src/renderers/webgl/WebGLAttributes.js new file mode 100644 index 000000000..fc52e6174 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLAttributes.js @@ -0,0 +1,229 @@ +function WebGLAttributes( gl, capabilities ) { + + const isWebGL2 = capabilities.isWebGL2; + + const buffers = new WeakMap(); + + function createBuffer( attribute, bufferType ) { + + const array = attribute.array; + const usage = attribute.usage; + const size = array.byteLength; + + const buffer = gl.createBuffer(); + + gl.bindBuffer( bufferType, buffer ); + gl.bufferData( bufferType, array, usage ); + + attribute.onUploadCallback(); + + let type; + + if ( array instanceof Float32Array ) { + + type = gl.FLOAT; + + } else if ( array instanceof Uint16Array ) { + + if ( attribute.isFloat16BufferAttribute ) { + + if ( isWebGL2 ) { + + type = gl.HALF_FLOAT; + + } else { + + throw new Error( 'THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.' ); + + } + + } else { + + type = gl.UNSIGNED_SHORT; + + } + + } else if ( array instanceof Int16Array ) { + + type = gl.SHORT; + + } else if ( array instanceof Uint32Array ) { + + type = gl.UNSIGNED_INT; + + } else if ( array instanceof Int32Array ) { + + type = gl.INT; + + } else if ( array instanceof Int8Array ) { + + type = gl.BYTE; + + } else if ( array instanceof Uint8Array ) { + + type = gl.UNSIGNED_BYTE; + + } else if ( array instanceof Uint8ClampedArray ) { + + type = gl.UNSIGNED_BYTE; + + } else { + + throw new Error( 'THREE.WebGLAttributes: Unsupported buffer data format: ' + array ); + + } + + return { + buffer: buffer, + type: type, + bytesPerElement: array.BYTES_PER_ELEMENT, + version: attribute.version, + size: size + }; + + } + + function updateBuffer( buffer, attribute, bufferType ) { + + const array = attribute.array; + const updateRange = attribute._updateRange; // deprecated + const updateRanges = attribute.updateRanges; + + gl.bindBuffer( bufferType, buffer ); + + if ( updateRange.count === - 1 && updateRanges.length === 0 ) { + + // Not using update ranges + gl.bufferSubData( bufferType, 0, array ); + + } + + if ( updateRanges.length !== 0 ) { + + for ( let i = 0, l = updateRanges.length; i < l; i ++ ) { + + const range = updateRanges[ i ]; + if ( isWebGL2 ) { + + gl.bufferSubData( bufferType, range.start * array.BYTES_PER_ELEMENT, + array, range.start, range.count ); + + } else { + + gl.bufferSubData( bufferType, range.start * array.BYTES_PER_ELEMENT, + array.subarray( range.start, range.start + range.count ) ); + + } + + } + + attribute.clearUpdateRanges(); + + } + + // deprecated + if ( updateRange.count !== - 1 ) { + + if ( isWebGL2 ) { + + gl.bufferSubData( bufferType, updateRange.offset * array.BYTES_PER_ELEMENT, + array, updateRange.offset, updateRange.count ); + + } else { + + gl.bufferSubData( bufferType, updateRange.offset * array.BYTES_PER_ELEMENT, + array.subarray( updateRange.offset, updateRange.offset + updateRange.count ) ); + + } + + updateRange.count = - 1; // reset range + + } + + attribute.onUploadCallback(); + + } + + // + + function get( attribute ) { + + if ( attribute.isInterleavedBufferAttribute ) attribute = attribute.data; + + return buffers.get( attribute ); + + } + + function remove( attribute ) { + + if ( attribute.isInterleavedBufferAttribute ) attribute = attribute.data; + + const data = buffers.get( attribute ); + + if ( data ) { + + gl.deleteBuffer( data.buffer ); + + buffers.delete( attribute ); + + } + + } + + function update( attribute, bufferType ) { + + if ( attribute.isGLBufferAttribute ) { + + const cached = buffers.get( attribute ); + + if ( ! cached || cached.version < attribute.version ) { + + buffers.set( attribute, { + buffer: attribute.buffer, + type: attribute.type, + bytesPerElement: attribute.elementSize, + version: attribute.version + } ); + + } + + return; + + } + + if ( attribute.isInterleavedBufferAttribute ) attribute = attribute.data; + + const data = buffers.get( attribute ); + + if ( data === undefined ) { + + buffers.set( attribute, createBuffer( attribute, bufferType ) ); + + } else if ( data.version < attribute.version ) { + + if ( data.size !== attribute.array.byteLength ) { + + throw new Error( 'THREE.WebGLAttributes: The size of the buffer attribute\'s array buffer does not match the original size. Resizing buffer attributes is not supported.' ); + + } + + updateBuffer( data.buffer, attribute, bufferType ); + + data.version = attribute.version; + + } + + } + + return { + + get: get, + remove: remove, + update: update + + }; + +} + + +export { WebGLAttributes }; diff --git a/libs/three/src/renderers/webgl/WebGLBackground.js b/libs/three/src/renderers/webgl/WebGLBackground.js new file mode 100644 index 000000000..c236a0c20 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLBackground.js @@ -0,0 +1,239 @@ +import { BackSide, FrontSide, CubeUVReflectionMapping, SRGBTransfer } from '../../constants.js'; +import { BoxGeometry } from '../../geometries/BoxGeometry.js'; +import { PlaneGeometry } from '../../geometries/PlaneGeometry.js'; +import { ShaderMaterial } from '../../materials/ShaderMaterial.js'; +import { Color } from '../../math/Color.js'; +import { ColorManagement } from '../../math/ColorManagement.js'; +import { Mesh } from '../../objects/Mesh.js'; +import { ShaderLib } from '../shaders/ShaderLib.js'; +import { cloneUniforms, getUnlitUniformColorSpace } from '../shaders/UniformsUtils.js'; + +const _rgb = { r: 0, b: 0, g: 0 }; + +function WebGLBackground( renderer, cubemaps, cubeuvmaps, state, objects, alpha, premultipliedAlpha ) { + + const clearColor = new Color( 0x000000 ); + let clearAlpha = alpha === true ? 0 : 1; + + let planeMesh; + let boxMesh; + + let currentBackground = null; + let currentBackgroundVersion = 0; + let currentTonemapping = null; + + function render( renderList, scene ) { + + let forceClear = false; + let background = scene.isScene === true ? scene.background : null; + + if ( background && background.isTexture ) { + + const usePMREM = scene.backgroundBlurriness > 0; // use PMREM if the user wants to blur the background + background = ( usePMREM ? cubeuvmaps : cubemaps ).get( background ); + + } + + if ( background === null ) { + + setClear( clearColor, clearAlpha ); + + } else if ( background && background.isColor ) { + + setClear( background, 1 ); + forceClear = true; + + } + + const environmentBlendMode = renderer.xr.getEnvironmentBlendMode(); + + if ( environmentBlendMode === 'additive' ) { + + state.buffers.color.setClear( 0, 0, 0, 1, premultipliedAlpha ); + + } else if ( environmentBlendMode === 'alpha-blend' ) { + + state.buffers.color.setClear( 0, 0, 0, 0, premultipliedAlpha ); + + } + + if ( renderer.autoClear || forceClear ) { + + renderer.clear( renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil ); + + } + + if ( background && ( background.isCubeTexture || background.mapping === CubeUVReflectionMapping ) ) { + + if ( boxMesh === undefined ) { + + boxMesh = new Mesh( + new BoxGeometry( 1, 1, 1 ), + new ShaderMaterial( { + name: 'BackgroundCubeMaterial', + uniforms: cloneUniforms( ShaderLib.backgroundCube.uniforms ), + vertexShader: ShaderLib.backgroundCube.vertexShader, + fragmentShader: ShaderLib.backgroundCube.fragmentShader, + side: BackSide, + depthTest: false, + depthWrite: false, + fog: false + } ) + ); + + boxMesh.geometry.deleteAttribute( 'normal' ); + boxMesh.geometry.deleteAttribute( 'uv' ); + + boxMesh.onBeforeRender = function ( renderer, scene, camera ) { + + this.matrixWorld.copyPosition( camera.matrixWorld ); + + }; + + // add "envMap" material property so the renderer can evaluate it like for built-in materials + Object.defineProperty( boxMesh.material, 'envMap', { + + get: function () { + + return this.uniforms.envMap.value; + + } + + } ); + + objects.update( boxMesh ); + + } + + boxMesh.material.uniforms.envMap.value = background; + boxMesh.material.uniforms.flipEnvMap.value = ( background.isCubeTexture && background.isRenderTargetTexture === false ) ? - 1 : 1; + boxMesh.material.uniforms.backgroundBlurriness.value = scene.backgroundBlurriness; + boxMesh.material.uniforms.backgroundIntensity.value = scene.backgroundIntensity; + boxMesh.material.toneMapped = ColorManagement.getTransfer( background.colorSpace ) !== SRGBTransfer; + + if ( currentBackground !== background || + currentBackgroundVersion !== background.version || + currentTonemapping !== renderer.toneMapping ) { + + boxMesh.material.needsUpdate = true; + + currentBackground = background; + currentBackgroundVersion = background.version; + currentTonemapping = renderer.toneMapping; + + } + + boxMesh.layers.enableAll(); + + // push to the pre-sorted opaque render list + renderList.unshift( boxMesh, boxMesh.geometry, boxMesh.material, 0, 0, null ); + + } else if ( background && background.isTexture ) { + + if ( planeMesh === undefined ) { + + planeMesh = new Mesh( + new PlaneGeometry( 2, 2 ), + new ShaderMaterial( { + name: 'BackgroundMaterial', + uniforms: cloneUniforms( ShaderLib.background.uniforms ), + vertexShader: ShaderLib.background.vertexShader, + fragmentShader: ShaderLib.background.fragmentShader, + side: FrontSide, + depthTest: false, + depthWrite: false, + fog: false + } ) + ); + + planeMesh.geometry.deleteAttribute( 'normal' ); + + // add "map" material property so the renderer can evaluate it like for built-in materials + Object.defineProperty( planeMesh.material, 'map', { + + get: function () { + + return this.uniforms.t2D.value; + + } + + } ); + + objects.update( planeMesh ); + + } + + planeMesh.material.uniforms.t2D.value = background; + planeMesh.material.uniforms.backgroundIntensity.value = scene.backgroundIntensity; + planeMesh.material.toneMapped = ColorManagement.getTransfer( background.colorSpace ) !== SRGBTransfer; + + if ( background.matrixAutoUpdate === true ) { + + background.updateMatrix(); + + } + + planeMesh.material.uniforms.uvTransform.value.copy( background.matrix ); + + if ( currentBackground !== background || + currentBackgroundVersion !== background.version || + currentTonemapping !== renderer.toneMapping ) { + + planeMesh.material.needsUpdate = true; + + currentBackground = background; + currentBackgroundVersion = background.version; + currentTonemapping = renderer.toneMapping; + + } + + planeMesh.layers.enableAll(); + + // push to the pre-sorted opaque render list + renderList.unshift( planeMesh, planeMesh.geometry, planeMesh.material, 0, 0, null ); + + } + + } + + function setClear( color, alpha ) { + + color.getRGB( _rgb, getUnlitUniformColorSpace( renderer ) ); + + state.buffers.color.setClear( _rgb.r, _rgb.g, _rgb.b, alpha, premultipliedAlpha ); + + } + + return { + + getClearColor: function () { + + return clearColor; + + }, + setClearColor: function ( color, alpha = 1 ) { + + clearColor.set( color ); + clearAlpha = alpha; + setClear( clearColor, clearAlpha ); + + }, + getClearAlpha: function () { + + return clearAlpha; + + }, + setClearAlpha: function ( alpha ) { + + clearAlpha = alpha; + setClear( clearColor, clearAlpha ); + + }, + render: render + + }; + +} + + +export { WebGLBackground }; diff --git a/libs/three/src/renderers/webgl/WebGLBindingStates.js b/libs/three/src/renderers/webgl/WebGLBindingStates.js new file mode 100644 index 000000000..0d0571561 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLBindingStates.js @@ -0,0 +1,631 @@ +import { IntType } from '../../constants.js'; + +function WebGLBindingStates( gl, extensions, attributes, capabilities ) { + + const maxVertexAttributes = gl.getParameter( gl.MAX_VERTEX_ATTRIBS ); + + const extension = capabilities.isWebGL2 ? null : extensions.get( 'OES_vertex_array_object' ); + const vaoAvailable = capabilities.isWebGL2 || extension !== null; + + const bindingStates = {}; + + const defaultState = createBindingState( null ); + let currentState = defaultState; + let forceUpdate = false; + + function setup( object, material, program, geometry, index ) { + + let updateBuffers = false; + + if ( vaoAvailable ) { + + const state = getBindingState( geometry, program, material ); + + if ( currentState !== state ) { + + currentState = state; + bindVertexArrayObject( currentState.object ); + + } + + updateBuffers = needsUpdate( object, geometry, program, index ); + + if ( updateBuffers ) saveCache( object, geometry, program, index ); + + } else { + + const wireframe = ( material.wireframe === true ); + + if ( currentState.geometry !== geometry.id || + currentState.program !== program.id || + currentState.wireframe !== wireframe ) { + + currentState.geometry = geometry.id; + currentState.program = program.id; + currentState.wireframe = wireframe; + + updateBuffers = true; + + } + + } + + if ( index !== null ) { + + attributes.update( index, gl.ELEMENT_ARRAY_BUFFER ); + + } + + if ( updateBuffers || forceUpdate ) { + + forceUpdate = false; + + setupVertexAttributes( object, material, program, geometry ); + + if ( index !== null ) { + + gl.bindBuffer( gl.ELEMENT_ARRAY_BUFFER, attributes.get( index ).buffer ); + + } + + } + + } + + function createVertexArrayObject() { + + if ( capabilities.isWebGL2 ) return gl.createVertexArray(); + + return extension.createVertexArrayOES(); + + } + + function bindVertexArrayObject( vao ) { + + if ( capabilities.isWebGL2 ) return gl.bindVertexArray( vao ); + + return extension.bindVertexArrayOES( vao ); + + } + + function deleteVertexArrayObject( vao ) { + + if ( capabilities.isWebGL2 ) return gl.deleteVertexArray( vao ); + + return extension.deleteVertexArrayOES( vao ); + + } + + function getBindingState( geometry, program, material ) { + + const wireframe = ( material.wireframe === true ); + + let programMap = bindingStates[ geometry.id ]; + + if ( programMap === undefined ) { + + programMap = {}; + bindingStates[ geometry.id ] = programMap; + + } + + let stateMap = programMap[ program.id ]; + + if ( stateMap === undefined ) { + + stateMap = {}; + programMap[ program.id ] = stateMap; + + } + + let state = stateMap[ wireframe ]; + + if ( state === undefined ) { + + state = createBindingState( createVertexArrayObject() ); + stateMap[ wireframe ] = state; + + } + + return state; + + } + + function createBindingState( vao ) { + + const newAttributes = []; + const enabledAttributes = []; + const attributeDivisors = []; + + for ( let i = 0; i < maxVertexAttributes; i ++ ) { + + newAttributes[ i ] = 0; + enabledAttributes[ i ] = 0; + attributeDivisors[ i ] = 0; + + } + + return { + + // for backward compatibility on non-VAO support browser + geometry: null, + program: null, + wireframe: false, + + newAttributes: newAttributes, + enabledAttributes: enabledAttributes, + attributeDivisors: attributeDivisors, + object: vao, + attributes: {}, + index: null + + }; + + } + + function needsUpdate( object, geometry, program, index ) { + + const cachedAttributes = currentState.attributes; + const geometryAttributes = geometry.attributes; + + let attributesNum = 0; + + const programAttributes = program.getAttributes(); + + for ( const name in programAttributes ) { + + const programAttribute = programAttributes[ name ]; + + if ( programAttribute.location >= 0 ) { + + const cachedAttribute = cachedAttributes[ name ]; + let geometryAttribute = geometryAttributes[ name ]; + + if ( geometryAttribute === undefined ) { + + if ( name === 'instanceMatrix' && object.instanceMatrix ) geometryAttribute = object.instanceMatrix; + if ( name === 'instanceColor' && object.instanceColor ) geometryAttribute = object.instanceColor; + + } + + if ( cachedAttribute === undefined ) return true; + + if ( cachedAttribute.attribute !== geometryAttribute ) return true; + + if ( geometryAttribute && cachedAttribute.data !== geometryAttribute.data ) return true; + + attributesNum ++; + + } + + } + + if ( currentState.attributesNum !== attributesNum ) return true; + + if ( currentState.index !== index ) return true; + + return false; + + } + + function saveCache( object, geometry, program, index ) { + + const cache = {}; + const attributes = geometry.attributes; + let attributesNum = 0; + + const programAttributes = program.getAttributes(); + + for ( const name in programAttributes ) { + + const programAttribute = programAttributes[ name ]; + + if ( programAttribute.location >= 0 ) { + + let attribute = attributes[ name ]; + + if ( attribute === undefined ) { + + if ( name === 'instanceMatrix' && object.instanceMatrix ) attribute = object.instanceMatrix; + if ( name === 'instanceColor' && object.instanceColor ) attribute = object.instanceColor; + + } + + const data = {}; + data.attribute = attribute; + + if ( attribute && attribute.data ) { + + data.data = attribute.data; + + } + + cache[ name ] = data; + + attributesNum ++; + + } + + } + + currentState.attributes = cache; + currentState.attributesNum = attributesNum; + + currentState.index = index; + + } + + function initAttributes() { + + const newAttributes = currentState.newAttributes; + + for ( let i = 0, il = newAttributes.length; i < il; i ++ ) { + + newAttributes[ i ] = 0; + + } + + } + + function enableAttribute( attribute ) { + + enableAttributeAndDivisor( attribute, 0 ); + + } + + function enableAttributeAndDivisor( attribute, meshPerAttribute ) { + + const newAttributes = currentState.newAttributes; + const enabledAttributes = currentState.enabledAttributes; + const attributeDivisors = currentState.attributeDivisors; + + newAttributes[ attribute ] = 1; + + if ( enabledAttributes[ attribute ] === 0 ) { + + gl.enableVertexAttribArray( attribute ); + enabledAttributes[ attribute ] = 1; + + } + + if ( attributeDivisors[ attribute ] !== meshPerAttribute ) { + + const extension = capabilities.isWebGL2 ? gl : extensions.get( 'ANGLE_instanced_arrays' ); + + extension[ capabilities.isWebGL2 ? 'vertexAttribDivisor' : 'vertexAttribDivisorANGLE' ]( attribute, meshPerAttribute ); + attributeDivisors[ attribute ] = meshPerAttribute; + + } + + } + + function disableUnusedAttributes() { + + const newAttributes = currentState.newAttributes; + const enabledAttributes = currentState.enabledAttributes; + + for ( let i = 0, il = enabledAttributes.length; i < il; i ++ ) { + + if ( enabledAttributes[ i ] !== newAttributes[ i ] ) { + + gl.disableVertexAttribArray( i ); + enabledAttributes[ i ] = 0; + + } + + } + + } + + function vertexAttribPointer( index, size, type, normalized, stride, offset, integer ) { + + if ( integer === true ) { + + gl.vertexAttribIPointer( index, size, type, stride, offset ); + + } else { + + gl.vertexAttribPointer( index, size, type, normalized, stride, offset ); + + } + + } + + function setupVertexAttributes( object, material, program, geometry ) { + + if ( capabilities.isWebGL2 === false && ( object.isInstancedMesh || geometry.isInstancedBufferGeometry ) ) { + + if ( extensions.get( 'ANGLE_instanced_arrays' ) === null ) return; + + } + + initAttributes(); + + const geometryAttributes = geometry.attributes; + + const programAttributes = program.getAttributes(); + + const materialDefaultAttributeValues = material.defaultAttributeValues; + + for ( const name in programAttributes ) { + + const programAttribute = programAttributes[ name ]; + + if ( programAttribute.location >= 0 ) { + + let geometryAttribute = geometryAttributes[ name ]; + + if ( geometryAttribute === undefined ) { + + if ( name === 'instanceMatrix' && object.instanceMatrix ) geometryAttribute = object.instanceMatrix; + if ( name === 'instanceColor' && object.instanceColor ) geometryAttribute = object.instanceColor; + + } + + if ( geometryAttribute !== undefined ) { + + const normalized = geometryAttribute.normalized; + const size = geometryAttribute.itemSize; + + const attribute = attributes.get( geometryAttribute ); + + // TODO Attribute may not be available on context restore + + if ( attribute === undefined ) continue; + + const buffer = attribute.buffer; + const type = attribute.type; + const bytesPerElement = attribute.bytesPerElement; + + // check for integer attributes (WebGL 2 only) + + const integer = ( capabilities.isWebGL2 === true && ( type === gl.INT || type === gl.UNSIGNED_INT || geometryAttribute.gpuType === IntType ) ); + + if ( geometryAttribute.isInterleavedBufferAttribute ) { + + const data = geometryAttribute.data; + const stride = data.stride; + const offset = geometryAttribute.offset; + + if ( data.isInstancedInterleavedBuffer ) { + + for ( let i = 0; i < programAttribute.locationSize; i ++ ) { + + enableAttributeAndDivisor( programAttribute.location + i, data.meshPerAttribute ); + + } + + if ( object.isInstancedMesh !== true && geometry._maxInstanceCount === undefined ) { + + geometry._maxInstanceCount = data.meshPerAttribute * data.count; + + } + + } else { + + for ( let i = 0; i < programAttribute.locationSize; i ++ ) { + + enableAttribute( programAttribute.location + i ); + + } + + } + + gl.bindBuffer( gl.ARRAY_BUFFER, buffer ); + + for ( let i = 0; i < programAttribute.locationSize; i ++ ) { + + vertexAttribPointer( + programAttribute.location + i, + size / programAttribute.locationSize, + type, + normalized, + stride * bytesPerElement, + ( offset + ( size / programAttribute.locationSize ) * i ) * bytesPerElement, + integer + ); + + } + + } else { + + if ( geometryAttribute.isInstancedBufferAttribute ) { + + for ( let i = 0; i < programAttribute.locationSize; i ++ ) { + + enableAttributeAndDivisor( programAttribute.location + i, geometryAttribute.meshPerAttribute ); + + } + + if ( object.isInstancedMesh !== true && geometry._maxInstanceCount === undefined ) { + + geometry._maxInstanceCount = geometryAttribute.meshPerAttribute * geometryAttribute.count; + + } + + } else { + + for ( let i = 0; i < programAttribute.locationSize; i ++ ) { + + enableAttribute( programAttribute.location + i ); + + } + + } + + gl.bindBuffer( gl.ARRAY_BUFFER, buffer ); + + for ( let i = 0; i < programAttribute.locationSize; i ++ ) { + + vertexAttribPointer( + programAttribute.location + i, + size / programAttribute.locationSize, + type, + normalized, + size * bytesPerElement, + ( size / programAttribute.locationSize ) * i * bytesPerElement, + integer + ); + + } + + } + + } else if ( materialDefaultAttributeValues !== undefined ) { + + const value = materialDefaultAttributeValues[ name ]; + + if ( value !== undefined ) { + + switch ( value.length ) { + + case 2: + gl.vertexAttrib2fv( programAttribute.location, value ); + break; + + case 3: + gl.vertexAttrib3fv( programAttribute.location, value ); + break; + + case 4: + gl.vertexAttrib4fv( programAttribute.location, value ); + break; + + default: + gl.vertexAttrib1fv( programAttribute.location, value ); + + } + + } + + } + + } + + } + + disableUnusedAttributes(); + + } + + function dispose() { + + reset(); + + for ( const geometryId in bindingStates ) { + + const programMap = bindingStates[ geometryId ]; + + for ( const programId in programMap ) { + + const stateMap = programMap[ programId ]; + + for ( const wireframe in stateMap ) { + + deleteVertexArrayObject( stateMap[ wireframe ].object ); + + delete stateMap[ wireframe ]; + + } + + delete programMap[ programId ]; + + } + + delete bindingStates[ geometryId ]; + + } + + } + + function releaseStatesOfGeometry( geometry ) { + + if ( bindingStates[ geometry.id ] === undefined ) return; + + const programMap = bindingStates[ geometry.id ]; + + for ( const programId in programMap ) { + + const stateMap = programMap[ programId ]; + + for ( const wireframe in stateMap ) { + + deleteVertexArrayObject( stateMap[ wireframe ].object ); + + delete stateMap[ wireframe ]; + + } + + delete programMap[ programId ]; + + } + + delete bindingStates[ geometry.id ]; + + } + + function releaseStatesOfProgram( program ) { + + for ( const geometryId in bindingStates ) { + + const programMap = bindingStates[ geometryId ]; + + if ( programMap[ program.id ] === undefined ) continue; + + const stateMap = programMap[ program.id ]; + + for ( const wireframe in stateMap ) { + + deleteVertexArrayObject( stateMap[ wireframe ].object ); + + delete stateMap[ wireframe ]; + + } + + delete programMap[ program.id ]; + + } + + } + + function reset() { + + resetDefaultState(); + forceUpdate = true; + + if ( currentState === defaultState ) return; + + currentState = defaultState; + bindVertexArrayObject( currentState.object ); + + } + + // for backward-compatibility + + function resetDefaultState() { + + defaultState.geometry = null; + defaultState.program = null; + defaultState.wireframe = false; + + } + + return { + + setup: setup, + reset: reset, + resetDefaultState: resetDefaultState, + dispose: dispose, + releaseStatesOfGeometry: releaseStatesOfGeometry, + releaseStatesOfProgram: releaseStatesOfProgram, + + initAttributes: initAttributes, + enableAttribute: enableAttribute, + disableUnusedAttributes: disableUnusedAttributes + + }; + +} + + +export { WebGLBindingStates }; diff --git a/libs/three/src/renderers/webgl/WebGLBufferRenderer.js b/libs/three/src/renderers/webgl/WebGLBufferRenderer.js new file mode 100644 index 000000000..3589f7364 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLBufferRenderer.js @@ -0,0 +1,92 @@ +function WebGLBufferRenderer( gl, extensions, info, capabilities ) { + + const isWebGL2 = capabilities.isWebGL2; + + let mode; + + function setMode( value ) { + + mode = value; + + } + + function render( start, count ) { + + gl.drawArrays( mode, start, count ); + + info.update( count, mode, 1 ); + + } + + function renderInstances( start, count, primcount ) { + + if ( primcount === 0 ) return; + + let extension, methodName; + + if ( isWebGL2 ) { + + extension = gl; + methodName = 'drawArraysInstanced'; + + } else { + + extension = extensions.get( 'ANGLE_instanced_arrays' ); + methodName = 'drawArraysInstancedANGLE'; + + if ( extension === null ) { + + console.error( 'THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' ); + return; + + } + + } + + extension[ methodName ]( mode, start, count, primcount ); + + info.update( count, mode, primcount ); + + } + + function renderMultiDraw( starts, counts, drawCount ) { + + if ( drawCount === 0 ) return; + + const extension = extensions.get( 'WEBGL_multi_draw' ); + if ( extension === null ) { + + for ( let i = 0; i < drawCount; i ++ ) { + + this.render( starts[ i ], counts[ i ] ); + + } + + } else { + + extension.multiDrawArraysWEBGL( mode, starts, 0, counts, 0, drawCount ); + + let elementCount = 0; + for ( let i = 0; i < drawCount; i ++ ) { + + elementCount += counts[ i ]; + + } + + info.update( elementCount, mode, 1 ); + + } + + } + + // + + this.setMode = setMode; + this.render = render; + this.renderInstances = renderInstances; + this.renderMultiDraw = renderMultiDraw; + +} + + +export { WebGLBufferRenderer }; diff --git a/libs/three/src/renderers/webgl/WebGLCapabilities.js b/libs/three/src/renderers/webgl/WebGLCapabilities.js new file mode 100644 index 000000000..ca4c2dd5a --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLCapabilities.js @@ -0,0 +1,120 @@ +function WebGLCapabilities( gl, extensions, parameters ) { + + let maxAnisotropy; + + function getMaxAnisotropy() { + + if ( maxAnisotropy !== undefined ) return maxAnisotropy; + + if ( extensions.has( 'EXT_texture_filter_anisotropic' ) === true ) { + + const extension = extensions.get( 'EXT_texture_filter_anisotropic' ); + + maxAnisotropy = gl.getParameter( extension.MAX_TEXTURE_MAX_ANISOTROPY_EXT ); + + } else { + + maxAnisotropy = 0; + + } + + return maxAnisotropy; + + } + + function getMaxPrecision( precision ) { + + if ( precision === 'highp' ) { + + if ( gl.getShaderPrecisionFormat( gl.VERTEX_SHADER, gl.HIGH_FLOAT ).precision > 0 && + gl.getShaderPrecisionFormat( gl.FRAGMENT_SHADER, gl.HIGH_FLOAT ).precision > 0 ) { + + return 'highp'; + + } + + precision = 'mediump'; + + } + + if ( precision === 'mediump' ) { + + if ( gl.getShaderPrecisionFormat( gl.VERTEX_SHADER, gl.MEDIUM_FLOAT ).precision > 0 && + gl.getShaderPrecisionFormat( gl.FRAGMENT_SHADER, gl.MEDIUM_FLOAT ).precision > 0 ) { + + return 'mediump'; + + } + + } + + return 'lowp'; + + } + + const isWebGL2 = typeof WebGL2RenderingContext !== 'undefined' && gl.constructor.name === 'WebGL2RenderingContext'; + + let precision = parameters.precision !== undefined ? parameters.precision : 'highp'; + const maxPrecision = getMaxPrecision( precision ); + + if ( maxPrecision !== precision ) { + + console.warn( 'THREE.WebGLRenderer:', precision, 'not supported, using', maxPrecision, 'instead.' ); + precision = maxPrecision; + + } + + const drawBuffers = isWebGL2 || extensions.has( 'WEBGL_draw_buffers' ); + + const logarithmicDepthBuffer = parameters.logarithmicDepthBuffer === true; + + const maxTextures = gl.getParameter( gl.MAX_TEXTURE_IMAGE_UNITS ); + const maxVertexTextures = gl.getParameter( gl.MAX_VERTEX_TEXTURE_IMAGE_UNITS ); + const maxTextureSize = gl.getParameter( gl.MAX_TEXTURE_SIZE ); + const maxCubemapSize = gl.getParameter( gl.MAX_CUBE_MAP_TEXTURE_SIZE ); + + const maxAttributes = gl.getParameter( gl.MAX_VERTEX_ATTRIBS ); + const maxVertexUniforms = gl.getParameter( gl.MAX_VERTEX_UNIFORM_VECTORS ); + const maxVaryings = gl.getParameter( gl.MAX_VARYING_VECTORS ); + const maxFragmentUniforms = gl.getParameter( gl.MAX_FRAGMENT_UNIFORM_VECTORS ); + + const vertexTextures = maxVertexTextures > 0; + const floatFragmentTextures = isWebGL2 || extensions.has( 'OES_texture_float' ); + const floatVertexTextures = vertexTextures && floatFragmentTextures; + + const maxSamples = isWebGL2 ? gl.getParameter( gl.MAX_SAMPLES ) : 0; + + return { + + isWebGL2: isWebGL2, + + drawBuffers: drawBuffers, + + getMaxAnisotropy: getMaxAnisotropy, + getMaxPrecision: getMaxPrecision, + + precision: precision, + logarithmicDepthBuffer: logarithmicDepthBuffer, + + maxTextures: maxTextures, + maxVertexTextures: maxVertexTextures, + maxTextureSize: maxTextureSize, + maxCubemapSize: maxCubemapSize, + + maxAttributes: maxAttributes, + maxVertexUniforms: maxVertexUniforms, + maxVaryings: maxVaryings, + maxFragmentUniforms: maxFragmentUniforms, + + vertexTextures: vertexTextures, + floatFragmentTextures: floatFragmentTextures, + floatVertexTextures: floatVertexTextures, + + maxSamples: maxSamples + + }; + +} + + +export { WebGLCapabilities }; diff --git a/libs/three/src/renderers/webgl/WebGLClipping.js b/libs/three/src/renderers/webgl/WebGLClipping.js new file mode 100644 index 000000000..9eec046d5 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLClipping.js @@ -0,0 +1,171 @@ +import { Matrix3 } from '../../math/Matrix3.js'; +import { Plane } from '../../math/Plane.js'; + +function WebGLClipping( properties ) { + + const scope = this; + + let globalState = null, + numGlobalPlanes = 0, + localClippingEnabled = false, + renderingShadows = false; + + const plane = new Plane(), + viewNormalMatrix = new Matrix3(), + + uniform = { value: null, needsUpdate: false }; + + this.uniform = uniform; + this.numPlanes = 0; + this.numIntersection = 0; + + this.init = function ( planes, enableLocalClipping ) { + + const enabled = + planes.length !== 0 || + enableLocalClipping || + // enable state of previous frame - the clipping code has to + // run another frame in order to reset the state: + numGlobalPlanes !== 0 || + localClippingEnabled; + + localClippingEnabled = enableLocalClipping; + + numGlobalPlanes = planes.length; + + return enabled; + + }; + + this.beginShadows = function () { + + renderingShadows = true; + projectPlanes( null ); + + }; + + this.endShadows = function () { + + renderingShadows = false; + + }; + + this.setGlobalState = function ( planes, camera ) { + + globalState = projectPlanes( planes, camera, 0 ); + + }; + + this.setState = function ( material, camera, useCache ) { + + const planes = material.clippingPlanes, + clipIntersection = material.clipIntersection, + clipShadows = material.clipShadows; + + const materialProperties = properties.get( material ); + + if ( ! localClippingEnabled || planes === null || planes.length === 0 || renderingShadows && ! clipShadows ) { + + // there's no local clipping + + if ( renderingShadows ) { + + // there's no global clipping + + projectPlanes( null ); + + } else { + + resetGlobalState(); + + } + + } else { + + const nGlobal = renderingShadows ? 0 : numGlobalPlanes, + lGlobal = nGlobal * 4; + + let dstArray = materialProperties.clippingState || null; + + uniform.value = dstArray; // ensure unique state + + dstArray = projectPlanes( planes, camera, lGlobal, useCache ); + + for ( let i = 0; i !== lGlobal; ++ i ) { + + dstArray[ i ] = globalState[ i ]; + + } + + materialProperties.clippingState = dstArray; + this.numIntersection = clipIntersection ? this.numPlanes : 0; + this.numPlanes += nGlobal; + + } + + + }; + + function resetGlobalState() { + + if ( uniform.value !== globalState ) { + + uniform.value = globalState; + uniform.needsUpdate = numGlobalPlanes > 0; + + } + + scope.numPlanes = numGlobalPlanes; + scope.numIntersection = 0; + + } + + function projectPlanes( planes, camera, dstOffset, skipTransform ) { + + const nPlanes = planes !== null ? planes.length : 0; + let dstArray = null; + + if ( nPlanes !== 0 ) { + + dstArray = uniform.value; + + if ( skipTransform !== true || dstArray === null ) { + + const flatSize = dstOffset + nPlanes * 4, + viewMatrix = camera.matrixWorldInverse; + + viewNormalMatrix.getNormalMatrix( viewMatrix ); + + if ( dstArray === null || dstArray.length < flatSize ) { + + dstArray = new Float32Array( flatSize ); + + } + + for ( let i = 0, i4 = dstOffset; i !== nPlanes; ++ i, i4 += 4 ) { + + plane.copy( planes[ i ] ).applyMatrix4( viewMatrix, viewNormalMatrix ); + + plane.normal.toArray( dstArray, i4 ); + dstArray[ i4 + 3 ] = plane.constant; + + } + + } + + uniform.value = dstArray; + uniform.needsUpdate = true; + + } + + scope.numPlanes = nPlanes; + scope.numIntersection = 0; + + return dstArray; + + } + +} + + +export { WebGLClipping }; diff --git a/libs/three/src/renderers/webgl/WebGLCubeMaps.js b/libs/three/src/renderers/webgl/WebGLCubeMaps.js new file mode 100644 index 000000000..f984ab620 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLCubeMaps.js @@ -0,0 +1,99 @@ +import { CubeReflectionMapping, CubeRefractionMapping, EquirectangularReflectionMapping, EquirectangularRefractionMapping } from '../../constants.js'; +import { WebGLCubeRenderTarget } from '../WebGLCubeRenderTarget.js'; + +function WebGLCubeMaps( renderer ) { + + let cubemaps = new WeakMap(); + + function mapTextureMapping( texture, mapping ) { + + if ( mapping === EquirectangularReflectionMapping ) { + + texture.mapping = CubeReflectionMapping; + + } else if ( mapping === EquirectangularRefractionMapping ) { + + texture.mapping = CubeRefractionMapping; + + } + + return texture; + + } + + function get( texture ) { + + if ( texture && texture.isTexture ) { + + const mapping = texture.mapping; + + if ( mapping === EquirectangularReflectionMapping || mapping === EquirectangularRefractionMapping ) { + + if ( cubemaps.has( texture ) ) { + + const cubemap = cubemaps.get( texture ).texture; + return mapTextureMapping( cubemap, texture.mapping ); + + } else { + + const image = texture.image; + + if ( image && image.height > 0 ) { + + const renderTarget = new WebGLCubeRenderTarget( image.height / 2 ); + renderTarget.fromEquirectangularTexture( renderer, texture ); + cubemaps.set( texture, renderTarget ); + + texture.addEventListener( 'dispose', onTextureDispose ); + + return mapTextureMapping( renderTarget.texture, texture.mapping ); + + } else { + + // image not yet ready. try the conversion next frame + + return null; + + } + + } + + } + + } + + return texture; + + } + + function onTextureDispose( event ) { + + const texture = event.target; + + texture.removeEventListener( 'dispose', onTextureDispose ); + + const cubemap = cubemaps.get( texture ); + + if ( cubemap !== undefined ) { + + cubemaps.delete( texture ); + cubemap.dispose(); + + } + + } + + function dispose() { + + cubemaps = new WeakMap(); + + } + + return { + get: get, + dispose: dispose + }; + +} + +export { WebGLCubeMaps }; diff --git a/libs/three/src/renderers/webgl/WebGLCubeUVMaps.js b/libs/three/src/renderers/webgl/WebGLCubeUVMaps.js new file mode 100644 index 000000000..f7c7bc3cd --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLCubeUVMaps.js @@ -0,0 +1,130 @@ +import { CubeReflectionMapping, CubeRefractionMapping, EquirectangularReflectionMapping, EquirectangularRefractionMapping } from '../../constants.js'; +import { PMREMGenerator } from '../../extras/PMREMGenerator.js'; + +function WebGLCubeUVMaps( renderer ) { + + let cubeUVmaps = new WeakMap(); + + let pmremGenerator = null; + + function get( texture ) { + + if ( texture && texture.isTexture ) { + + const mapping = texture.mapping; + + const isEquirectMap = ( mapping === EquirectangularReflectionMapping || mapping === EquirectangularRefractionMapping ); + const isCubeMap = ( mapping === CubeReflectionMapping || mapping === CubeRefractionMapping ); + + // equirect/cube map to cubeUV conversion + + if ( isEquirectMap || isCubeMap ) { + + if ( texture.isRenderTargetTexture && texture.needsPMREMUpdate === true ) { + + texture.needsPMREMUpdate = false; + + let renderTarget = cubeUVmaps.get( texture ); + + if ( pmremGenerator === null ) pmremGenerator = new PMREMGenerator( renderer ); + + renderTarget = isEquirectMap ? pmremGenerator.fromEquirectangular( texture, renderTarget ) : pmremGenerator.fromCubemap( texture, renderTarget ); + cubeUVmaps.set( texture, renderTarget ); + + return renderTarget.texture; + + } else { + + if ( cubeUVmaps.has( texture ) ) { + + return cubeUVmaps.get( texture ).texture; + + } else { + + const image = texture.image; + + if ( ( isEquirectMap && image && image.height > 0 ) || ( isCubeMap && image && isCubeTextureComplete( image ) ) ) { + + if ( pmremGenerator === null ) pmremGenerator = new PMREMGenerator( renderer ); + + const renderTarget = isEquirectMap ? pmremGenerator.fromEquirectangular( texture ) : pmremGenerator.fromCubemap( texture ); + cubeUVmaps.set( texture, renderTarget ); + + texture.addEventListener( 'dispose', onTextureDispose ); + + return renderTarget.texture; + + } else { + + // image not yet ready. try the conversion next frame + + return null; + + } + + } + + } + + } + + } + + return texture; + + } + + function isCubeTextureComplete( image ) { + + let count = 0; + const length = 6; + + for ( let i = 0; i < length; i ++ ) { + + if ( image[ i ] !== undefined ) count ++; + + } + + return count === length; + + + } + + function onTextureDispose( event ) { + + const texture = event.target; + + texture.removeEventListener( 'dispose', onTextureDispose ); + + const cubemapUV = cubeUVmaps.get( texture ); + + if ( cubemapUV !== undefined ) { + + cubeUVmaps.delete( texture ); + cubemapUV.dispose(); + + } + + } + + function dispose() { + + cubeUVmaps = new WeakMap(); + + if ( pmremGenerator !== null ) { + + pmremGenerator.dispose(); + pmremGenerator = null; + + } + + } + + return { + get: get, + dispose: dispose + }; + +} + +export { WebGLCubeUVMaps }; diff --git a/libs/three/src/renderers/webgl/WebGLExtensions.js b/libs/three/src/renderers/webgl/WebGLExtensions.js new file mode 100644 index 000000000..a654f74b8 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLExtensions.js @@ -0,0 +1,97 @@ +function WebGLExtensions( gl ) { + + const extensions = {}; + + function getExtension( name ) { + + if ( extensions[ name ] !== undefined ) { + + return extensions[ name ]; + + } + + let extension; + + switch ( name ) { + + case 'WEBGL_depth_texture': + extension = gl.getExtension( 'WEBGL_depth_texture' ) || gl.getExtension( 'MOZ_WEBGL_depth_texture' ) || gl.getExtension( 'WEBKIT_WEBGL_depth_texture' ); + break; + + case 'EXT_texture_filter_anisotropic': + extension = gl.getExtension( 'EXT_texture_filter_anisotropic' ) || gl.getExtension( 'MOZ_EXT_texture_filter_anisotropic' ) || gl.getExtension( 'WEBKIT_EXT_texture_filter_anisotropic' ); + break; + + case 'WEBGL_compressed_texture_s3tc': + extension = gl.getExtension( 'WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'MOZ_WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_s3tc' ); + break; + + case 'WEBGL_compressed_texture_pvrtc': + extension = gl.getExtension( 'WEBGL_compressed_texture_pvrtc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_pvrtc' ); + break; + + default: + extension = gl.getExtension( name ); + + } + + extensions[ name ] = extension; + + return extension; + + } + + return { + + has: function ( name ) { + + return getExtension( name ) !== null; + + }, + + init: function ( capabilities ) { + + if ( capabilities.isWebGL2 ) { + + getExtension( 'EXT_color_buffer_float' ); + getExtension( 'WEBGL_clip_cull_distance' ); + + } else { + + getExtension( 'WEBGL_depth_texture' ); + getExtension( 'OES_texture_float' ); + getExtension( 'OES_texture_half_float' ); + getExtension( 'OES_texture_half_float_linear' ); + getExtension( 'OES_standard_derivatives' ); + getExtension( 'OES_element_index_uint' ); + getExtension( 'OES_vertex_array_object' ); + getExtension( 'ANGLE_instanced_arrays' ); + + } + + getExtension( 'OES_texture_float_linear' ); + getExtension( 'EXT_color_buffer_half_float' ); + getExtension( 'WEBGL_multisampled_render_to_texture' ); + + }, + + get: function ( name ) { + + const extension = getExtension( name ); + + if ( extension === null ) { + + console.warn( 'THREE.WebGLRenderer: ' + name + ' extension not supported.' ); + + } + + return extension; + + } + + }; + +} + + +export { WebGLExtensions }; diff --git a/libs/three/src/renderers/webgl/WebGLGeometries.js b/libs/three/src/renderers/webgl/WebGLGeometries.js new file mode 100644 index 000000000..aa4af2997 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLGeometries.js @@ -0,0 +1,211 @@ +import { Uint16BufferAttribute, Uint32BufferAttribute } from '../../core/BufferAttribute.js'; +import { arrayNeedsUint32 } from '../../utils.js'; + +function WebGLGeometries( gl, attributes, info, bindingStates ) { + + const geometries = {}; + const wireframeAttributes = new WeakMap(); + + function onGeometryDispose( event ) { + + const geometry = event.target; + + if ( geometry.index !== null ) { + + attributes.remove( geometry.index ); + + } + + for ( const name in geometry.attributes ) { + + attributes.remove( geometry.attributes[ name ] ); + + } + + for ( const name in geometry.morphAttributes ) { + + const array = geometry.morphAttributes[ name ]; + + for ( let i = 0, l = array.length; i < l; i ++ ) { + + attributes.remove( array[ i ] ); + + } + + } + + geometry.removeEventListener( 'dispose', onGeometryDispose ); + + delete geometries[ geometry.id ]; + + const attribute = wireframeAttributes.get( geometry ); + + if ( attribute ) { + + attributes.remove( attribute ); + wireframeAttributes.delete( geometry ); + + } + + bindingStates.releaseStatesOfGeometry( geometry ); + + if ( geometry.isInstancedBufferGeometry === true ) { + + delete geometry._maxInstanceCount; + + } + + // + + info.memory.geometries --; + + } + + function get( object, geometry ) { + + if ( geometries[ geometry.id ] === true ) return geometry; + + geometry.addEventListener( 'dispose', onGeometryDispose ); + + geometries[ geometry.id ] = true; + + info.memory.geometries ++; + + return geometry; + + } + + function update( geometry ) { + + const geometryAttributes = geometry.attributes; + + // Updating index buffer in VAO now. See WebGLBindingStates. + + for ( const name in geometryAttributes ) { + + attributes.update( geometryAttributes[ name ], gl.ARRAY_BUFFER ); + + } + + // morph targets + + const morphAttributes = geometry.morphAttributes; + + for ( const name in morphAttributes ) { + + const array = morphAttributes[ name ]; + + for ( let i = 0, l = array.length; i < l; i ++ ) { + + attributes.update( array[ i ], gl.ARRAY_BUFFER ); + + } + + } + + } + + function updateWireframeAttribute( geometry ) { + + const indices = []; + + const geometryIndex = geometry.index; + const geometryPosition = geometry.attributes.position; + let version = 0; + + if ( geometryIndex !== null ) { + + const array = geometryIndex.array; + version = geometryIndex.version; + + for ( let i = 0, l = array.length; i < l; i += 3 ) { + + const a = array[ i + 0 ]; + const b = array[ i + 1 ]; + const c = array[ i + 2 ]; + + indices.push( a, b, b, c, c, a ); + + } + + } else if ( geometryPosition !== undefined ) { + + const array = geometryPosition.array; + version = geometryPosition.version; + + for ( let i = 0, l = ( array.length / 3 ) - 1; i < l; i += 3 ) { + + const a = i + 0; + const b = i + 1; + const c = i + 2; + + indices.push( a, b, b, c, c, a ); + + } + + } else { + + return; + + } + + const attribute = new ( arrayNeedsUint32( indices ) ? Uint32BufferAttribute : Uint16BufferAttribute )( indices, 1 ); + attribute.version = version; + + // Updating index buffer in VAO now. See WebGLBindingStates + + // + + const previousAttribute = wireframeAttributes.get( geometry ); + + if ( previousAttribute ) attributes.remove( previousAttribute ); + + // + + wireframeAttributes.set( geometry, attribute ); + + } + + function getWireframeAttribute( geometry ) { + + const currentAttribute = wireframeAttributes.get( geometry ); + + if ( currentAttribute ) { + + const geometryIndex = geometry.index; + + if ( geometryIndex !== null ) { + + // if the attribute is obsolete, create a new one + + if ( currentAttribute.version < geometryIndex.version ) { + + updateWireframeAttribute( geometry ); + + } + + } + + } else { + + updateWireframeAttribute( geometry ); + + } + + return wireframeAttributes.get( geometry ); + + } + + return { + + get: get, + update: update, + + getWireframeAttribute: getWireframeAttribute + + }; + +} + + +export { WebGLGeometries }; diff --git a/libs/three/src/renderers/webgl/WebGLIndexedBufferRenderer.js b/libs/three/src/renderers/webgl/WebGLIndexedBufferRenderer.js new file mode 100644 index 000000000..4c708b4e1 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLIndexedBufferRenderer.js @@ -0,0 +1,102 @@ +function WebGLIndexedBufferRenderer( gl, extensions, info, capabilities ) { + + const isWebGL2 = capabilities.isWebGL2; + + let mode; + + function setMode( value ) { + + mode = value; + + } + + let type, bytesPerElement; + + function setIndex( value ) { + + type = value.type; + bytesPerElement = value.bytesPerElement; + + } + + function render( start, count ) { + + gl.drawElements( mode, count, type, start * bytesPerElement ); + + info.update( count, mode, 1 ); + + } + + function renderInstances( start, count, primcount ) { + + if ( primcount === 0 ) return; + + let extension, methodName; + + if ( isWebGL2 ) { + + extension = gl; + methodName = 'drawElementsInstanced'; + + } else { + + extension = extensions.get( 'ANGLE_instanced_arrays' ); + methodName = 'drawElementsInstancedANGLE'; + + if ( extension === null ) { + + console.error( 'THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' ); + return; + + } + + } + + extension[ methodName ]( mode, count, type, start * bytesPerElement, primcount ); + + info.update( count, mode, primcount ); + + } + + function renderMultiDraw( starts, counts, drawCount ) { + + if ( drawCount === 0 ) return; + + const extension = extensions.get( 'WEBGL_multi_draw' ); + if ( extension === null ) { + + for ( let i = 0; i < drawCount; i ++ ) { + + this.render( starts[ i ] / bytesPerElement, counts[ i ] ); + + } + + } else { + + extension.multiDrawElementsWEBGL( mode, counts, 0, type, starts, 0, drawCount ); + + let elementCount = 0; + for ( let i = 0; i < drawCount; i ++ ) { + + elementCount += counts[ i ]; + + } + + info.update( elementCount, mode, 1 ); + + } + + } + + // + + this.setMode = setMode; + this.setIndex = setIndex; + this.render = render; + this.renderInstances = renderInstances; + this.renderMultiDraw = renderMultiDraw; + +} + + +export { WebGLIndexedBufferRenderer }; diff --git a/libs/three/src/renderers/webgl/WebGLInfo.js b/libs/three/src/renderers/webgl/WebGLInfo.js new file mode 100644 index 000000000..30364091d --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLInfo.js @@ -0,0 +1,71 @@ +function WebGLInfo( gl ) { + + const memory = { + geometries: 0, + textures: 0 + }; + + const render = { + frame: 0, + calls: 0, + triangles: 0, + points: 0, + lines: 0 + }; + + function update( count, mode, instanceCount ) { + + render.calls ++; + + switch ( mode ) { + + case gl.TRIANGLES: + render.triangles += instanceCount * ( count / 3 ); + break; + + case gl.LINES: + render.lines += instanceCount * ( count / 2 ); + break; + + case gl.LINE_STRIP: + render.lines += instanceCount * ( count - 1 ); + break; + + case gl.LINE_LOOP: + render.lines += instanceCount * count; + break; + + case gl.POINTS: + render.points += instanceCount * count; + break; + + default: + console.error( 'THREE.WebGLInfo: Unknown draw mode:', mode ); + break; + + } + + } + + function reset() { + + render.calls = 0; + render.triangles = 0; + render.points = 0; + render.lines = 0; + + } + + return { + memory: memory, + render: render, + programs: null, + autoReset: true, + reset: reset, + update: update + }; + +} + + +export { WebGLInfo }; diff --git a/libs/three/src/renderers/webgl/WebGLLights.js b/libs/three/src/renderers/webgl/WebGLLights.js new file mode 100644 index 000000000..5f97910db --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLLights.js @@ -0,0 +1,590 @@ +import { Color } from '../../math/Color.js'; +import { Matrix4 } from '../../math/Matrix4.js'; +import { Vector2 } from '../../math/Vector2.js'; +import { Vector3 } from '../../math/Vector3.js'; +import { UniformsLib } from '../shaders/UniformsLib.js'; + +function UniformsCache() { + + const lights = {}; + + return { + + get: function ( light ) { + + if ( lights[ light.id ] !== undefined ) { + + return lights[ light.id ]; + + } + + let uniforms; + + switch ( light.type ) { + + case 'DirectionalLight': + uniforms = { + direction: new Vector3(), + color: new Color() + }; + break; + + case 'SpotLight': + uniforms = { + position: new Vector3(), + direction: new Vector3(), + color: new Color(), + distance: 0, + coneCos: 0, + penumbraCos: 0, + decay: 0 + }; + break; + + case 'PointLight': + uniforms = { + position: new Vector3(), + color: new Color(), + distance: 0, + decay: 0 + }; + break; + + case 'HemisphereLight': + uniforms = { + direction: new Vector3(), + skyColor: new Color(), + groundColor: new Color() + }; + break; + + case 'RectAreaLight': + uniforms = { + color: new Color(), + position: new Vector3(), + halfWidth: new Vector3(), + halfHeight: new Vector3() + }; + break; + + } + + lights[ light.id ] = uniforms; + + return uniforms; + + } + + }; + +} + +function ShadowUniformsCache() { + + const lights = {}; + + return { + + get: function ( light ) { + + if ( lights[ light.id ] !== undefined ) { + + return lights[ light.id ]; + + } + + let uniforms; + + switch ( light.type ) { + + case 'DirectionalLight': + uniforms = { + shadowBias: 0, + shadowNormalBias: 0, + shadowRadius: 1, + shadowMapSize: new Vector2() + }; + break; + + case 'SpotLight': + uniforms = { + shadowBias: 0, + shadowNormalBias: 0, + shadowRadius: 1, + shadowMapSize: new Vector2() + }; + break; + + case 'PointLight': + uniforms = { + shadowBias: 0, + shadowNormalBias: 0, + shadowRadius: 1, + shadowMapSize: new Vector2(), + shadowCameraNear: 1, + shadowCameraFar: 1000 + }; + break; + + // TODO (abelnation): set RectAreaLight shadow uniforms + + } + + lights[ light.id ] = uniforms; + + return uniforms; + + } + + }; + +} + + + +let nextVersion = 0; + +function shadowCastingAndTexturingLightsFirst( lightA, lightB ) { + + return ( lightB.castShadow ? 2 : 0 ) - ( lightA.castShadow ? 2 : 0 ) + ( lightB.map ? 1 : 0 ) - ( lightA.map ? 1 : 0 ); + +} + +function WebGLLights( extensions, capabilities ) { + + const cache = new UniformsCache(); + + const shadowCache = ShadowUniformsCache(); + + const state = { + + version: 0, + + hash: { + directionalLength: - 1, + pointLength: - 1, + spotLength: - 1, + rectAreaLength: - 1, + hemiLength: - 1, + + numDirectionalShadows: - 1, + numPointShadows: - 1, + numSpotShadows: - 1, + numSpotMaps: - 1, + + numLightProbes: - 1 + }, + + ambient: [ 0, 0, 0 ], + probe: [], + directional: [], + directionalShadow: [], + directionalShadowMap: [], + directionalShadowMatrix: [], + spot: [], + spotLightMap: [], + spotShadow: [], + spotShadowMap: [], + spotLightMatrix: [], + rectArea: [], + rectAreaLTC1: null, + rectAreaLTC2: null, + point: [], + pointShadow: [], + pointShadowMap: [], + pointShadowMatrix: [], + hemi: [], + numSpotLightShadowsWithMaps: 0, + numLightProbes: 0 + + }; + + for ( let i = 0; i < 9; i ++ ) state.probe.push( new Vector3() ); + + const vector3 = new Vector3(); + const matrix4 = new Matrix4(); + const matrix42 = new Matrix4(); + + function setup( lights, useLegacyLights ) { + + let r = 0, g = 0, b = 0; + + for ( let i = 0; i < 9; i ++ ) state.probe[ i ].set( 0, 0, 0 ); + + let directionalLength = 0; + let pointLength = 0; + let spotLength = 0; + let rectAreaLength = 0; + let hemiLength = 0; + + let numDirectionalShadows = 0; + let numPointShadows = 0; + let numSpotShadows = 0; + let numSpotMaps = 0; + let numSpotShadowsWithMaps = 0; + + let numLightProbes = 0; + + // ordering : [shadow casting + map texturing, map texturing, shadow casting, none ] + lights.sort( shadowCastingAndTexturingLightsFirst ); + + // artist-friendly light intensity scaling factor + const scaleFactor = ( useLegacyLights === true ) ? Math.PI : 1; + + for ( let i = 0, l = lights.length; i < l; i ++ ) { + + const light = lights[ i ]; + + const color = light.color; + const intensity = light.intensity; + const distance = light.distance; + + const shadowMap = ( light.shadow && light.shadow.map ) ? light.shadow.map.texture : null; + + if ( light.isAmbientLight ) { + + r += color.r * intensity * scaleFactor; + g += color.g * intensity * scaleFactor; + b += color.b * intensity * scaleFactor; + + } else if ( light.isLightProbe ) { + + for ( let j = 0; j < 9; j ++ ) { + + state.probe[ j ].addScaledVector( light.sh.coefficients[ j ], intensity ); + + } + + numLightProbes ++; + + } else if ( light.isDirectionalLight ) { + + const uniforms = cache.get( light ); + + uniforms.color.copy( light.color ).multiplyScalar( light.intensity * scaleFactor ); + + if ( light.castShadow ) { + + const shadow = light.shadow; + + const shadowUniforms = shadowCache.get( light ); + + shadowUniforms.shadowBias = shadow.bias; + shadowUniforms.shadowNormalBias = shadow.normalBias; + shadowUniforms.shadowRadius = shadow.radius; + shadowUniforms.shadowMapSize = shadow.mapSize; + + state.directionalShadow[ directionalLength ] = shadowUniforms; + state.directionalShadowMap[ directionalLength ] = shadowMap; + state.directionalShadowMatrix[ directionalLength ] = light.shadow.matrix; + + numDirectionalShadows ++; + + } + + state.directional[ directionalLength ] = uniforms; + + directionalLength ++; + + } else if ( light.isSpotLight ) { + + const uniforms = cache.get( light ); + + uniforms.position.setFromMatrixPosition( light.matrixWorld ); + + uniforms.color.copy( color ).multiplyScalar( intensity * scaleFactor ); + uniforms.distance = distance; + + uniforms.coneCos = Math.cos( light.angle ); + uniforms.penumbraCos = Math.cos( light.angle * ( 1 - light.penumbra ) ); + uniforms.decay = light.decay; + + state.spot[ spotLength ] = uniforms; + + const shadow = light.shadow; + + if ( light.map ) { + + state.spotLightMap[ numSpotMaps ] = light.map; + numSpotMaps ++; + + // make sure the lightMatrix is up to date + // TODO : do it if required only + shadow.updateMatrices( light ); + + if ( light.castShadow ) numSpotShadowsWithMaps ++; + + } + + state.spotLightMatrix[ spotLength ] = shadow.matrix; + + if ( light.castShadow ) { + + const shadowUniforms = shadowCache.get( light ); + + shadowUniforms.shadowBias = shadow.bias; + shadowUniforms.shadowNormalBias = shadow.normalBias; + shadowUniforms.shadowRadius = shadow.radius; + shadowUniforms.shadowMapSize = shadow.mapSize; + + state.spotShadow[ spotLength ] = shadowUniforms; + state.spotShadowMap[ spotLength ] = shadowMap; + + numSpotShadows ++; + + } + + spotLength ++; + + } else if ( light.isRectAreaLight ) { + + const uniforms = cache.get( light ); + + uniforms.color.copy( color ).multiplyScalar( intensity ); + + uniforms.halfWidth.set( light.width * 0.5, 0.0, 0.0 ); + uniforms.halfHeight.set( 0.0, light.height * 0.5, 0.0 ); + + state.rectArea[ rectAreaLength ] = uniforms; + + rectAreaLength ++; + + } else if ( light.isPointLight ) { + + const uniforms = cache.get( light ); + + uniforms.color.copy( light.color ).multiplyScalar( light.intensity * scaleFactor ); + uniforms.distance = light.distance; + uniforms.decay = light.decay; + + if ( light.castShadow ) { + + const shadow = light.shadow; + + const shadowUniforms = shadowCache.get( light ); + + shadowUniforms.shadowBias = shadow.bias; + shadowUniforms.shadowNormalBias = shadow.normalBias; + shadowUniforms.shadowRadius = shadow.radius; + shadowUniforms.shadowMapSize = shadow.mapSize; + shadowUniforms.shadowCameraNear = shadow.camera.near; + shadowUniforms.shadowCameraFar = shadow.camera.far; + + state.pointShadow[ pointLength ] = shadowUniforms; + state.pointShadowMap[ pointLength ] = shadowMap; + state.pointShadowMatrix[ pointLength ] = light.shadow.matrix; + + numPointShadows ++; + + } + + state.point[ pointLength ] = uniforms; + + pointLength ++; + + } else if ( light.isHemisphereLight ) { + + const uniforms = cache.get( light ); + + uniforms.skyColor.copy( light.color ).multiplyScalar( intensity * scaleFactor ); + uniforms.groundColor.copy( light.groundColor ).multiplyScalar( intensity * scaleFactor ); + + state.hemi[ hemiLength ] = uniforms; + + hemiLength ++; + + } + + } + + if ( rectAreaLength > 0 ) { + + if ( capabilities.isWebGL2 ) { + + // WebGL 2 + + if ( extensions.has( 'OES_texture_float_linear' ) === true ) { + + state.rectAreaLTC1 = UniformsLib.LTC_FLOAT_1; + state.rectAreaLTC2 = UniformsLib.LTC_FLOAT_2; + + } else { + + state.rectAreaLTC1 = UniformsLib.LTC_HALF_1; + state.rectAreaLTC2 = UniformsLib.LTC_HALF_2; + + } + + } else { + + // WebGL 1 + + if ( extensions.has( 'OES_texture_float_linear' ) === true ) { + + state.rectAreaLTC1 = UniformsLib.LTC_FLOAT_1; + state.rectAreaLTC2 = UniformsLib.LTC_FLOAT_2; + + } else if ( extensions.has( 'OES_texture_half_float_linear' ) === true ) { + + state.rectAreaLTC1 = UniformsLib.LTC_HALF_1; + state.rectAreaLTC2 = UniformsLib.LTC_HALF_2; + + } else { + + console.error( 'THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.' ); + + } + + } + + } + + state.ambient[ 0 ] = r; + state.ambient[ 1 ] = g; + state.ambient[ 2 ] = b; + + const hash = state.hash; + + if ( hash.directionalLength !== directionalLength || + hash.pointLength !== pointLength || + hash.spotLength !== spotLength || + hash.rectAreaLength !== rectAreaLength || + hash.hemiLength !== hemiLength || + hash.numDirectionalShadows !== numDirectionalShadows || + hash.numPointShadows !== numPointShadows || + hash.numSpotShadows !== numSpotShadows || + hash.numSpotMaps !== numSpotMaps || + hash.numLightProbes !== numLightProbes ) { + + state.directional.length = directionalLength; + state.spot.length = spotLength; + state.rectArea.length = rectAreaLength; + state.point.length = pointLength; + state.hemi.length = hemiLength; + + state.directionalShadow.length = numDirectionalShadows; + state.directionalShadowMap.length = numDirectionalShadows; + state.pointShadow.length = numPointShadows; + state.pointShadowMap.length = numPointShadows; + state.spotShadow.length = numSpotShadows; + state.spotShadowMap.length = numSpotShadows; + state.directionalShadowMatrix.length = numDirectionalShadows; + state.pointShadowMatrix.length = numPointShadows; + state.spotLightMatrix.length = numSpotShadows + numSpotMaps - numSpotShadowsWithMaps; + state.spotLightMap.length = numSpotMaps; + state.numSpotLightShadowsWithMaps = numSpotShadowsWithMaps; + state.numLightProbes = numLightProbes; + + hash.directionalLength = directionalLength; + hash.pointLength = pointLength; + hash.spotLength = spotLength; + hash.rectAreaLength = rectAreaLength; + hash.hemiLength = hemiLength; + + hash.numDirectionalShadows = numDirectionalShadows; + hash.numPointShadows = numPointShadows; + hash.numSpotShadows = numSpotShadows; + hash.numSpotMaps = numSpotMaps; + + hash.numLightProbes = numLightProbes; + + state.version = nextVersion ++; + + } + + } + + function setupView( lights, camera ) { + + let directionalLength = 0; + let pointLength = 0; + let spotLength = 0; + let rectAreaLength = 0; + let hemiLength = 0; + + const viewMatrix = camera.matrixWorldInverse; + + for ( let i = 0, l = lights.length; i < l; i ++ ) { + + const light = lights[ i ]; + + if ( light.isDirectionalLight ) { + + const uniforms = state.directional[ directionalLength ]; + + uniforms.direction.setFromMatrixPosition( light.matrixWorld ); + vector3.setFromMatrixPosition( light.target.matrixWorld ); + uniforms.direction.sub( vector3 ); + uniforms.direction.transformDirection( viewMatrix ); + + directionalLength ++; + + } else if ( light.isSpotLight ) { + + const uniforms = state.spot[ spotLength ]; + + uniforms.position.setFromMatrixPosition( light.matrixWorld ); + uniforms.position.applyMatrix4( viewMatrix ); + + uniforms.direction.setFromMatrixPosition( light.matrixWorld ); + vector3.setFromMatrixPosition( light.target.matrixWorld ); + uniforms.direction.sub( vector3 ); + uniforms.direction.transformDirection( viewMatrix ); + + spotLength ++; + + } else if ( light.isRectAreaLight ) { + + const uniforms = state.rectArea[ rectAreaLength ]; + + uniforms.position.setFromMatrixPosition( light.matrixWorld ); + uniforms.position.applyMatrix4( viewMatrix ); + + // extract local rotation of light to derive width/height half vectors + matrix42.identity(); + matrix4.copy( light.matrixWorld ); + matrix4.premultiply( viewMatrix ); + matrix42.extractRotation( matrix4 ); + + uniforms.halfWidth.set( light.width * 0.5, 0.0, 0.0 ); + uniforms.halfHeight.set( 0.0, light.height * 0.5, 0.0 ); + + uniforms.halfWidth.applyMatrix4( matrix42 ); + uniforms.halfHeight.applyMatrix4( matrix42 ); + + rectAreaLength ++; + + } else if ( light.isPointLight ) { + + const uniforms = state.point[ pointLength ]; + + uniforms.position.setFromMatrixPosition( light.matrixWorld ); + uniforms.position.applyMatrix4( viewMatrix ); + + pointLength ++; + + } else if ( light.isHemisphereLight ) { + + const uniforms = state.hemi[ hemiLength ]; + + uniforms.direction.setFromMatrixPosition( light.matrixWorld ); + uniforms.direction.transformDirection( viewMatrix ); + + hemiLength ++; + + } + + } + + } + + return { + setup: setup, + setupView: setupView, + state: state + }; + +} + + +export { WebGLLights }; diff --git a/libs/three/src/renderers/webgl/WebGLMaterials.js b/libs/three/src/renderers/webgl/WebGLMaterials.js new file mode 100644 index 000000000..2c2cc1ab5 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLMaterials.js @@ -0,0 +1,567 @@ +import { BackSide } from '../../constants.js'; +import { getUnlitUniformColorSpace } from '../shaders/UniformsUtils.js'; + +function WebGLMaterials( renderer, properties ) { + + function refreshTransformUniform( map, uniform ) { + + if ( map.matrixAutoUpdate === true ) { + + map.updateMatrix(); + + } + + uniform.value.copy( map.matrix ); + + } + + function refreshFogUniforms( uniforms, fog ) { + + fog.color.getRGB( uniforms.fogColor.value, getUnlitUniformColorSpace( renderer ) ); + + if ( fog.isFog ) { + + uniforms.fogNear.value = fog.near; + uniforms.fogFar.value = fog.far; + + } else if ( fog.isFogExp2 ) { + + uniforms.fogDensity.value = fog.density; + + } + + } + + function refreshMaterialUniforms( uniforms, material, pixelRatio, height, transmissionRenderTarget ) { + + if ( material.isMeshBasicMaterial ) { + + refreshUniformsCommon( uniforms, material ); + + } else if ( material.isMeshLambertMaterial ) { + + refreshUniformsCommon( uniforms, material ); + + } else if ( material.isMeshToonMaterial ) { + + refreshUniformsCommon( uniforms, material ); + refreshUniformsToon( uniforms, material ); + + } else if ( material.isMeshPhongMaterial ) { + + refreshUniformsCommon( uniforms, material ); + refreshUniformsPhong( uniforms, material ); + + } else if ( material.isMeshStandardMaterial ) { + + refreshUniformsCommon( uniforms, material ); + refreshUniformsStandard( uniforms, material ); + + if ( material.isMeshPhysicalMaterial ) { + + refreshUniformsPhysical( uniforms, material, transmissionRenderTarget ); + + } + + } else if ( material.isMeshMatcapMaterial ) { + + refreshUniformsCommon( uniforms, material ); + refreshUniformsMatcap( uniforms, material ); + + } else if ( material.isMeshDepthMaterial ) { + + refreshUniformsCommon( uniforms, material ); + + } else if ( material.isMeshDistanceMaterial ) { + + refreshUniformsCommon( uniforms, material ); + refreshUniformsDistance( uniforms, material ); + + } else if ( material.isMeshNormalMaterial ) { + + refreshUniformsCommon( uniforms, material ); + + } else if ( material.isLineBasicMaterial ) { + + refreshUniformsLine( uniforms, material ); + + if ( material.isLineDashedMaterial ) { + + refreshUniformsDash( uniforms, material ); + + } + + } else if ( material.isPointsMaterial ) { + + refreshUniformsPoints( uniforms, material, pixelRatio, height ); + + } else if ( material.isSpriteMaterial ) { + + refreshUniformsSprites( uniforms, material ); + + } else if ( material.isShadowMaterial ) { + + uniforms.color.value.copy( material.color ); + uniforms.opacity.value = material.opacity; + + } else if ( material.isShaderMaterial ) { + + material.uniformsNeedUpdate = false; // #15581 + + } + + } + + function refreshUniformsCommon( uniforms, material ) { + + uniforms.opacity.value = material.opacity; + + if ( material.color ) { + + uniforms.diffuse.value.copy( material.color ); + + } + + if ( material.emissive ) { + + uniforms.emissive.value.copy( material.emissive ).multiplyScalar( material.emissiveIntensity ); + + } + + if ( material.map ) { + + uniforms.map.value = material.map; + + refreshTransformUniform( material.map, uniforms.mapTransform ); + + } + + if ( material.alphaMap ) { + + uniforms.alphaMap.value = material.alphaMap; + + refreshTransformUniform( material.alphaMap, uniforms.alphaMapTransform ); + + } + + if ( material.bumpMap ) { + + uniforms.bumpMap.value = material.bumpMap; + + refreshTransformUniform( material.bumpMap, uniforms.bumpMapTransform ); + + uniforms.bumpScale.value = material.bumpScale; + + if ( material.side === BackSide ) { + + uniforms.bumpScale.value *= - 1; + + } + + } + + if ( material.normalMap ) { + + uniforms.normalMap.value = material.normalMap; + + refreshTransformUniform( material.normalMap, uniforms.normalMapTransform ); + + uniforms.normalScale.value.copy( material.normalScale ); + + if ( material.side === BackSide ) { + + uniforms.normalScale.value.negate(); + + } + + } + + if ( material.displacementMap ) { + + uniforms.displacementMap.value = material.displacementMap; + + refreshTransformUniform( material.displacementMap, uniforms.displacementMapTransform ); + + uniforms.displacementScale.value = material.displacementScale; + uniforms.displacementBias.value = material.displacementBias; + + } + + if ( material.emissiveMap ) { + + uniforms.emissiveMap.value = material.emissiveMap; + + refreshTransformUniform( material.emissiveMap, uniforms.emissiveMapTransform ); + + } + + if ( material.specularMap ) { + + uniforms.specularMap.value = material.specularMap; + + refreshTransformUniform( material.specularMap, uniforms.specularMapTransform ); + + } + + if ( material.alphaTest > 0 ) { + + uniforms.alphaTest.value = material.alphaTest; + + } + + const envMap = properties.get( material ).envMap; + + if ( envMap ) { + + uniforms.envMap.value = envMap; + + uniforms.flipEnvMap.value = ( envMap.isCubeTexture && envMap.isRenderTargetTexture === false ) ? - 1 : 1; + + uniforms.reflectivity.value = material.reflectivity; + uniforms.ior.value = material.ior; + uniforms.refractionRatio.value = material.refractionRatio; + + } + + if ( material.lightMap ) { + + uniforms.lightMap.value = material.lightMap; + + // artist-friendly light intensity scaling factor + const scaleFactor = ( renderer._useLegacyLights === true ) ? Math.PI : 1; + + uniforms.lightMapIntensity.value = material.lightMapIntensity * scaleFactor; + + refreshTransformUniform( material.lightMap, uniforms.lightMapTransform ); + + } + + if ( material.aoMap ) { + + uniforms.aoMap.value = material.aoMap; + uniforms.aoMapIntensity.value = material.aoMapIntensity; + + refreshTransformUniform( material.aoMap, uniforms.aoMapTransform ); + + } + + } + + function refreshUniformsLine( uniforms, material ) { + + uniforms.diffuse.value.copy( material.color ); + uniforms.opacity.value = material.opacity; + + if ( material.map ) { + + uniforms.map.value = material.map; + + refreshTransformUniform( material.map, uniforms.mapTransform ); + + } + + } + + function refreshUniformsDash( uniforms, material ) { + + uniforms.dashSize.value = material.dashSize; + uniforms.totalSize.value = material.dashSize + material.gapSize; + uniforms.scale.value = material.scale; + + } + + function refreshUniformsPoints( uniforms, material, pixelRatio, height ) { + + uniforms.diffuse.value.copy( material.color ); + uniforms.opacity.value = material.opacity; + uniforms.size.value = material.size * pixelRatio; + uniforms.scale.value = height * 0.5; + + if ( material.map ) { + + uniforms.map.value = material.map; + + refreshTransformUniform( material.map, uniforms.uvTransform ); + + } + + if ( material.alphaMap ) { + + uniforms.alphaMap.value = material.alphaMap; + + refreshTransformUniform( material.alphaMap, uniforms.alphaMapTransform ); + + } + + if ( material.alphaTest > 0 ) { + + uniforms.alphaTest.value = material.alphaTest; + + } + + } + + function refreshUniformsSprites( uniforms, material ) { + + uniforms.diffuse.value.copy( material.color ); + uniforms.opacity.value = material.opacity; + uniforms.rotation.value = material.rotation; + + if ( material.map ) { + + uniforms.map.value = material.map; + + refreshTransformUniform( material.map, uniforms.mapTransform ); + + } + + if ( material.alphaMap ) { + + uniforms.alphaMap.value = material.alphaMap; + + refreshTransformUniform( material.alphaMap, uniforms.alphaMapTransform ); + + } + + if ( material.alphaTest > 0 ) { + + uniforms.alphaTest.value = material.alphaTest; + + } + + } + + function refreshUniformsPhong( uniforms, material ) { + + uniforms.specular.value.copy( material.specular ); + uniforms.shininess.value = Math.max( material.shininess, 1e-4 ); // to prevent pow( 0.0, 0.0 ) + + } + + function refreshUniformsToon( uniforms, material ) { + + if ( material.gradientMap ) { + + uniforms.gradientMap.value = material.gradientMap; + + } + + } + + function refreshUniformsStandard( uniforms, material ) { + + uniforms.metalness.value = material.metalness; + + if ( material.metalnessMap ) { + + uniforms.metalnessMap.value = material.metalnessMap; + + refreshTransformUniform( material.metalnessMap, uniforms.metalnessMapTransform ); + + } + + uniforms.roughness.value = material.roughness; + + if ( material.roughnessMap ) { + + uniforms.roughnessMap.value = material.roughnessMap; + + refreshTransformUniform( material.roughnessMap, uniforms.roughnessMapTransform ); + + } + + const envMap = properties.get( material ).envMap; + + if ( envMap ) { + + //uniforms.envMap.value = material.envMap; // part of uniforms common + uniforms.envMapIntensity.value = material.envMapIntensity; + + } + + } + + function refreshUniformsPhysical( uniforms, material, transmissionRenderTarget ) { + + uniforms.ior.value = material.ior; // also part of uniforms common + + if ( material.sheen > 0 ) { + + uniforms.sheenColor.value.copy( material.sheenColor ).multiplyScalar( material.sheen ); + + uniforms.sheenRoughness.value = material.sheenRoughness; + + if ( material.sheenColorMap ) { + + uniforms.sheenColorMap.value = material.sheenColorMap; + + refreshTransformUniform( material.sheenColorMap, uniforms.sheenColorMapTransform ); + + } + + if ( material.sheenRoughnessMap ) { + + uniforms.sheenRoughnessMap.value = material.sheenRoughnessMap; + + refreshTransformUniform( material.sheenRoughnessMap, uniforms.sheenRoughnessMapTransform ); + + } + + } + + if ( material.clearcoat > 0 ) { + + uniforms.clearcoat.value = material.clearcoat; + uniforms.clearcoatRoughness.value = material.clearcoatRoughness; + + if ( material.clearcoatMap ) { + + uniforms.clearcoatMap.value = material.clearcoatMap; + + refreshTransformUniform( material.clearcoatMap, uniforms.clearcoatMapTransform ); + + } + + if ( material.clearcoatRoughnessMap ) { + + uniforms.clearcoatRoughnessMap.value = material.clearcoatRoughnessMap; + + refreshTransformUniform( material.clearcoatRoughnessMap, uniforms.clearcoatRoughnessMapTransform ); + + } + + if ( material.clearcoatNormalMap ) { + + uniforms.clearcoatNormalMap.value = material.clearcoatNormalMap; + + refreshTransformUniform( material.clearcoatNormalMap, uniforms.clearcoatNormalMapTransform ); + + uniforms.clearcoatNormalScale.value.copy( material.clearcoatNormalScale ); + + if ( material.side === BackSide ) { + + uniforms.clearcoatNormalScale.value.negate(); + + } + + } + + } + + if ( material.iridescence > 0 ) { + + uniforms.iridescence.value = material.iridescence; + uniforms.iridescenceIOR.value = material.iridescenceIOR; + uniforms.iridescenceThicknessMinimum.value = material.iridescenceThicknessRange[ 0 ]; + uniforms.iridescenceThicknessMaximum.value = material.iridescenceThicknessRange[ 1 ]; + + if ( material.iridescenceMap ) { + + uniforms.iridescenceMap.value = material.iridescenceMap; + + refreshTransformUniform( material.iridescenceMap, uniforms.iridescenceMapTransform ); + + } + + if ( material.iridescenceThicknessMap ) { + + uniforms.iridescenceThicknessMap.value = material.iridescenceThicknessMap; + + refreshTransformUniform( material.iridescenceThicknessMap, uniforms.iridescenceThicknessMapTransform ); + + } + + } + + if ( material.transmission > 0 ) { + + uniforms.transmission.value = material.transmission; + uniforms.transmissionSamplerMap.value = transmissionRenderTarget.texture; + uniforms.transmissionSamplerSize.value.set( transmissionRenderTarget.width, transmissionRenderTarget.height ); + + if ( material.transmissionMap ) { + + uniforms.transmissionMap.value = material.transmissionMap; + + refreshTransformUniform( material.transmissionMap, uniforms.transmissionMapTransform ); + + } + + uniforms.thickness.value = material.thickness; + + if ( material.thicknessMap ) { + + uniforms.thicknessMap.value = material.thicknessMap; + + refreshTransformUniform( material.thicknessMap, uniforms.thicknessMapTransform ); + + } + + uniforms.attenuationDistance.value = material.attenuationDistance; + uniforms.attenuationColor.value.copy( material.attenuationColor ); + + } + + if ( material.anisotropy > 0 ) { + + uniforms.anisotropyVector.value.set( material.anisotropy * Math.cos( material.anisotropyRotation ), material.anisotropy * Math.sin( material.anisotropyRotation ) ); + + if ( material.anisotropyMap ) { + + uniforms.anisotropyMap.value = material.anisotropyMap; + + refreshTransformUniform( material.anisotropyMap, uniforms.anisotropyMapTransform ); + + } + + } + + uniforms.specularIntensity.value = material.specularIntensity; + uniforms.specularColor.value.copy( material.specularColor ); + + if ( material.specularColorMap ) { + + uniforms.specularColorMap.value = material.specularColorMap; + + refreshTransformUniform( material.specularColorMap, uniforms.specularColorMapTransform ); + + } + + if ( material.specularIntensityMap ) { + + uniforms.specularIntensityMap.value = material.specularIntensityMap; + + refreshTransformUniform( material.specularIntensityMap, uniforms.specularIntensityMapTransform ); + + } + + } + + function refreshUniformsMatcap( uniforms, material ) { + + if ( material.matcap ) { + + uniforms.matcap.value = material.matcap; + + } + + } + + function refreshUniformsDistance( uniforms, material ) { + + const light = properties.get( material ).light; + + uniforms.referencePosition.value.setFromMatrixPosition( light.matrixWorld ); + uniforms.nearDistance.value = light.shadow.camera.near; + uniforms.farDistance.value = light.shadow.camera.far; + + } + + return { + refreshFogUniforms: refreshFogUniforms, + refreshMaterialUniforms: refreshMaterialUniforms + }; + +} + +export { WebGLMaterials }; diff --git a/libs/three/src/renderers/webgl/WebGLMorphtargets.js b/libs/three/src/renderers/webgl/WebGLMorphtargets.js new file mode 100644 index 000000000..5ea7fdd96 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLMorphtargets.js @@ -0,0 +1,300 @@ +import { FloatType } from '../../constants.js'; +import { DataArrayTexture } from '../../textures/DataArrayTexture.js'; +import { Vector4 } from '../../math/Vector4.js'; +import { Vector2 } from '../../math/Vector2.js'; + +function numericalSort( a, b ) { + + return a[ 0 ] - b[ 0 ]; + +} + +function absNumericalSort( a, b ) { + + return Math.abs( b[ 1 ] ) - Math.abs( a[ 1 ] ); + +} + +function WebGLMorphtargets( gl, capabilities, textures ) { + + const influencesList = {}; + const morphInfluences = new Float32Array( 8 ); + const morphTextures = new WeakMap(); + const morph = new Vector4(); + + const workInfluences = []; + + for ( let i = 0; i < 8; i ++ ) { + + workInfluences[ i ] = [ i, 0 ]; + + } + + function update( object, geometry, program ) { + + const objectInfluences = object.morphTargetInfluences; + + if ( capabilities.isWebGL2 === true ) { + + // instead of using attributes, the WebGL 2 code path encodes morph targets + // into an array of data textures. Each layer represents a single morph target. + + const morphAttribute = geometry.morphAttributes.position || geometry.morphAttributes.normal || geometry.morphAttributes.color; + const morphTargetsCount = ( morphAttribute !== undefined ) ? morphAttribute.length : 0; + + let entry = morphTextures.get( geometry ); + + if ( entry === undefined || entry.count !== morphTargetsCount ) { + + if ( entry !== undefined ) entry.texture.dispose(); + + const hasMorphPosition = geometry.morphAttributes.position !== undefined; + const hasMorphNormals = geometry.morphAttributes.normal !== undefined; + const hasMorphColors = geometry.morphAttributes.color !== undefined; + + const morphTargets = geometry.morphAttributes.position || []; + const morphNormals = geometry.morphAttributes.normal || []; + const morphColors = geometry.morphAttributes.color || []; + + let vertexDataCount = 0; + + if ( hasMorphPosition === true ) vertexDataCount = 1; + if ( hasMorphNormals === true ) vertexDataCount = 2; + if ( hasMorphColors === true ) vertexDataCount = 3; + + let width = geometry.attributes.position.count * vertexDataCount; + let height = 1; + + if ( width > capabilities.maxTextureSize ) { + + height = Math.ceil( width / capabilities.maxTextureSize ); + width = capabilities.maxTextureSize; + + } + + const buffer = new Float32Array( width * height * 4 * morphTargetsCount ); + + const texture = new DataArrayTexture( buffer, width, height, morphTargetsCount ); + texture.type = FloatType; + texture.needsUpdate = true; + + // fill buffer + + const vertexDataStride = vertexDataCount * 4; + + for ( let i = 0; i < morphTargetsCount; i ++ ) { + + const morphTarget = morphTargets[ i ]; + const morphNormal = morphNormals[ i ]; + const morphColor = morphColors[ i ]; + + const offset = width * height * 4 * i; + + for ( let j = 0; j < morphTarget.count; j ++ ) { + + const stride = j * vertexDataStride; + + if ( hasMorphPosition === true ) { + + morph.fromBufferAttribute( morphTarget, j ); + + buffer[ offset + stride + 0 ] = morph.x; + buffer[ offset + stride + 1 ] = morph.y; + buffer[ offset + stride + 2 ] = morph.z; + buffer[ offset + stride + 3 ] = 0; + + } + + if ( hasMorphNormals === true ) { + + morph.fromBufferAttribute( morphNormal, j ); + + buffer[ offset + stride + 4 ] = morph.x; + buffer[ offset + stride + 5 ] = morph.y; + buffer[ offset + stride + 6 ] = morph.z; + buffer[ offset + stride + 7 ] = 0; + + } + + if ( hasMorphColors === true ) { + + morph.fromBufferAttribute( morphColor, j ); + + buffer[ offset + stride + 8 ] = morph.x; + buffer[ offset + stride + 9 ] = morph.y; + buffer[ offset + stride + 10 ] = morph.z; + buffer[ offset + stride + 11 ] = ( morphColor.itemSize === 4 ) ? morph.w : 1; + + } + + } + + } + + entry = { + count: morphTargetsCount, + texture: texture, + size: new Vector2( width, height ) + }; + + morphTextures.set( geometry, entry ); + + function disposeTexture() { + + texture.dispose(); + + morphTextures.delete( geometry ); + + geometry.removeEventListener( 'dispose', disposeTexture ); + + } + + geometry.addEventListener( 'dispose', disposeTexture ); + + } + + // + + let morphInfluencesSum = 0; + + for ( let i = 0; i < objectInfluences.length; i ++ ) { + + morphInfluencesSum += objectInfluences[ i ]; + + } + + const morphBaseInfluence = geometry.morphTargetsRelative ? 1 : 1 - morphInfluencesSum; + + program.getUniforms().setValue( gl, 'morphTargetBaseInfluence', morphBaseInfluence ); + program.getUniforms().setValue( gl, 'morphTargetInfluences', objectInfluences ); + + program.getUniforms().setValue( gl, 'morphTargetsTexture', entry.texture, textures ); + program.getUniforms().setValue( gl, 'morphTargetsTextureSize', entry.size ); + + + } else { + + // When object doesn't have morph target influences defined, we treat it as a 0-length array + // This is important to make sure we set up morphTargetBaseInfluence / morphTargetInfluences + + const length = objectInfluences === undefined ? 0 : objectInfluences.length; + + let influences = influencesList[ geometry.id ]; + + if ( influences === undefined || influences.length !== length ) { + + // initialise list + + influences = []; + + for ( let i = 0; i < length; i ++ ) { + + influences[ i ] = [ i, 0 ]; + + } + + influencesList[ geometry.id ] = influences; + + } + + // Collect influences + + for ( let i = 0; i < length; i ++ ) { + + const influence = influences[ i ]; + + influence[ 0 ] = i; + influence[ 1 ] = objectInfluences[ i ]; + + } + + influences.sort( absNumericalSort ); + + for ( let i = 0; i < 8; i ++ ) { + + if ( i < length && influences[ i ][ 1 ] ) { + + workInfluences[ i ][ 0 ] = influences[ i ][ 0 ]; + workInfluences[ i ][ 1 ] = influences[ i ][ 1 ]; + + } else { + + workInfluences[ i ][ 0 ] = Number.MAX_SAFE_INTEGER; + workInfluences[ i ][ 1 ] = 0; + + } + + } + + workInfluences.sort( numericalSort ); + + const morphTargets = geometry.morphAttributes.position; + const morphNormals = geometry.morphAttributes.normal; + + let morphInfluencesSum = 0; + + for ( let i = 0; i < 8; i ++ ) { + + const influence = workInfluences[ i ]; + const index = influence[ 0 ]; + const value = influence[ 1 ]; + + if ( index !== Number.MAX_SAFE_INTEGER && value ) { + + if ( morphTargets && geometry.getAttribute( 'morphTarget' + i ) !== morphTargets[ index ] ) { + + geometry.setAttribute( 'morphTarget' + i, morphTargets[ index ] ); + + } + + if ( morphNormals && geometry.getAttribute( 'morphNormal' + i ) !== morphNormals[ index ] ) { + + geometry.setAttribute( 'morphNormal' + i, morphNormals[ index ] ); + + } + + morphInfluences[ i ] = value; + morphInfluencesSum += value; + + } else { + + if ( morphTargets && geometry.hasAttribute( 'morphTarget' + i ) === true ) { + + geometry.deleteAttribute( 'morphTarget' + i ); + + } + + if ( morphNormals && geometry.hasAttribute( 'morphNormal' + i ) === true ) { + + geometry.deleteAttribute( 'morphNormal' + i ); + + } + + morphInfluences[ i ] = 0; + + } + + } + + // GLSL shader uses formula baseinfluence * base + sum(target * influence) + // This allows us to switch between absolute morphs and relative morphs without changing shader code + // When baseinfluence = 1 - sum(influence), the above is equivalent to sum((target - base) * influence) + const morphBaseInfluence = geometry.morphTargetsRelative ? 1 : 1 - morphInfluencesSum; + + program.getUniforms().setValue( gl, 'morphTargetBaseInfluence', morphBaseInfluence ); + program.getUniforms().setValue( gl, 'morphTargetInfluences', morphInfluences ); + + } + + } + + return { + + update: update + + }; + +} + + +export { WebGLMorphtargets }; diff --git a/libs/three/src/renderers/webgl/WebGLObjects.js b/libs/three/src/renderers/webgl/WebGLObjects.js new file mode 100644 index 000000000..dd0033801 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLObjects.js @@ -0,0 +1,92 @@ +function WebGLObjects( gl, geometries, attributes, info ) { + + let updateMap = new WeakMap(); + + function update( object ) { + + const frame = info.render.frame; + + const geometry = object.geometry; + const buffergeometry = geometries.get( object, geometry ); + + // Update once per frame + + if ( updateMap.get( buffergeometry ) !== frame ) { + + geometries.update( buffergeometry ); + + updateMap.set( buffergeometry, frame ); + + } + + if ( object.isInstancedMesh ) { + + if ( object.hasEventListener( 'dispose', onInstancedMeshDispose ) === false ) { + + object.addEventListener( 'dispose', onInstancedMeshDispose ); + + } + + if ( updateMap.get( object ) !== frame ) { + + attributes.update( object.instanceMatrix, gl.ARRAY_BUFFER ); + + if ( object.instanceColor !== null ) { + + attributes.update( object.instanceColor, gl.ARRAY_BUFFER ); + + } + + updateMap.set( object, frame ); + + } + + } + + if ( object.isSkinnedMesh ) { + + const skeleton = object.skeleton; + + if ( updateMap.get( skeleton ) !== frame ) { + + skeleton.update(); + + updateMap.set( skeleton, frame ); + + } + + } + + return buffergeometry; + + } + + function dispose() { + + updateMap = new WeakMap(); + + } + + function onInstancedMeshDispose( event ) { + + const instancedMesh = event.target; + + instancedMesh.removeEventListener( 'dispose', onInstancedMeshDispose ); + + attributes.remove( instancedMesh.instanceMatrix ); + + if ( instancedMesh.instanceColor !== null ) attributes.remove( instancedMesh.instanceColor ); + + } + + return { + + update: update, + dispose: dispose + + }; + +} + + +export { WebGLObjects }; diff --git a/libs/three/src/renderers/webgl/WebGLProgram.js b/libs/three/src/renderers/webgl/WebGLProgram.js new file mode 100644 index 000000000..093460ad9 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLProgram.js @@ -0,0 +1,1082 @@ +import { WebGLUniforms } from './WebGLUniforms.js'; +import { WebGLShader } from './WebGLShader.js'; +import { ShaderChunk } from '../shaders/ShaderChunk.js'; +import { NoToneMapping, AddOperation, MixOperation, MultiplyOperation, CubeRefractionMapping, CubeUVReflectionMapping, CubeReflectionMapping, PCFSoftShadowMap, PCFShadowMap, VSMShadowMap, AgXToneMapping, ACESFilmicToneMapping, CineonToneMapping, CustomToneMapping, ReinhardToneMapping, LinearToneMapping, GLSL3, LinearSRGBColorSpace, SRGBColorSpace, LinearDisplayP3ColorSpace, DisplayP3ColorSpace, P3Primaries, Rec709Primaries } from '../../constants.js'; +import { ColorManagement } from '../../math/ColorManagement.js'; + +// From https://www.khronos.org/registry/webgl/extensions/KHR_parallel_shader_compile/ +const COMPLETION_STATUS_KHR = 0x91B1; + +let programIdCount = 0; + +function handleSource( string, errorLine ) { + + const lines = string.split( '\n' ); + const lines2 = []; + + const from = Math.max( errorLine - 6, 0 ); + const to = Math.min( errorLine + 6, lines.length ); + + for ( let i = from; i < to; i ++ ) { + + const line = i + 1; + lines2.push( `${line === errorLine ? '>' : ' '} ${line}: ${lines[ i ]}` ); + + } + + return lines2.join( '\n' ); + +} + +function getEncodingComponents( colorSpace ) { + + const workingPrimaries = ColorManagement.getPrimaries( ColorManagement.workingColorSpace ); + const encodingPrimaries = ColorManagement.getPrimaries( colorSpace ); + + let gamutMapping; + + if ( workingPrimaries === encodingPrimaries ) { + + gamutMapping = ''; + + } else if ( workingPrimaries === P3Primaries && encodingPrimaries === Rec709Primaries ) { + + gamutMapping = 'LinearDisplayP3ToLinearSRGB'; + + } else if ( workingPrimaries === Rec709Primaries && encodingPrimaries === P3Primaries ) { + + gamutMapping = 'LinearSRGBToLinearDisplayP3'; + + } + + switch ( colorSpace ) { + + case LinearSRGBColorSpace: + case LinearDisplayP3ColorSpace: + return [ gamutMapping, 'LinearTransferOETF' ]; + + case SRGBColorSpace: + case DisplayP3ColorSpace: + return [ gamutMapping, 'sRGBTransferOETF' ]; + + default: + console.warn( 'THREE.WebGLProgram: Unsupported color space:', colorSpace ); + return [ gamutMapping, 'LinearTransferOETF' ]; + + } + +} + +function getShaderErrors( gl, shader, type ) { + + const status = gl.getShaderParameter( shader, gl.COMPILE_STATUS ); + const errors = gl.getShaderInfoLog( shader ).trim(); + + if ( status && errors === '' ) return ''; + + const errorMatches = /ERROR: 0:(\d+)/.exec( errors ); + if ( errorMatches ) { + + // --enable-privileged-webgl-extension + // console.log( '**' + type + '**', gl.getExtension( 'WEBGL_debug_shaders' ).getTranslatedShaderSource( shader ) ); + + const errorLine = parseInt( errorMatches[ 1 ] ); + return type.toUpperCase() + '\n\n' + errors + '\n\n' + handleSource( gl.getShaderSource( shader ), errorLine ); + + } else { + + return errors; + + } + +} + +function getTexelEncodingFunction( functionName, colorSpace ) { + + const components = getEncodingComponents( colorSpace ); + return `vec4 ${functionName}( vec4 value ) { return ${components[ 0 ]}( ${components[ 1 ]}( value ) ); }`; + +} + +function getToneMappingFunction( functionName, toneMapping ) { + + let toneMappingName; + + switch ( toneMapping ) { + + case LinearToneMapping: + toneMappingName = 'Linear'; + break; + + case ReinhardToneMapping: + toneMappingName = 'Reinhard'; + break; + + case CineonToneMapping: + toneMappingName = 'OptimizedCineon'; + break; + + case ACESFilmicToneMapping: + toneMappingName = 'ACESFilmic'; + break; + + case AgXToneMapping: + toneMappingName = 'AgX'; + break; + + case CustomToneMapping: + toneMappingName = 'Custom'; + break; + + default: + console.warn( 'THREE.WebGLProgram: Unsupported toneMapping:', toneMapping ); + toneMappingName = 'Linear'; + + } + + return 'vec3 ' + functionName + '( vec3 color ) { return ' + toneMappingName + 'ToneMapping( color ); }'; + +} + +function generateExtensions( parameters ) { + + const chunks = [ + ( parameters.extensionDerivatives || !! parameters.envMapCubeUVHeight || parameters.bumpMap || parameters.normalMapTangentSpace || parameters.clearcoatNormalMap || parameters.flatShading || parameters.shaderID === 'physical' ) ? '#extension GL_OES_standard_derivatives : enable' : '', + ( parameters.extensionFragDepth || parameters.logarithmicDepthBuffer ) && parameters.rendererExtensionFragDepth ? '#extension GL_EXT_frag_depth : enable' : '', + ( parameters.extensionDrawBuffers && parameters.rendererExtensionDrawBuffers ) ? '#extension GL_EXT_draw_buffers : require' : '', + ( parameters.extensionShaderTextureLOD || parameters.envMap || parameters.transmission ) && parameters.rendererExtensionShaderTextureLod ? '#extension GL_EXT_shader_texture_lod : enable' : '' + ]; + + return chunks.filter( filterEmptyLine ).join( '\n' ); + +} + +function generateVertexExtensions( parameters ) { + + const chunks = [ + parameters.extensionClipCullDistance ? '#extension GL_ANGLE_clip_cull_distance : require' : '' + ]; + + return chunks.filter( filterEmptyLine ).join( '\n' ); + +} + +function generateDefines( defines ) { + + const chunks = []; + + for ( const name in defines ) { + + const value = defines[ name ]; + + if ( value === false ) continue; + + chunks.push( '#define ' + name + ' ' + value ); + + } + + return chunks.join( '\n' ); + +} + +function fetchAttributeLocations( gl, program ) { + + const attributes = {}; + + const n = gl.getProgramParameter( program, gl.ACTIVE_ATTRIBUTES ); + + for ( let i = 0; i < n; i ++ ) { + + const info = gl.getActiveAttrib( program, i ); + const name = info.name; + + let locationSize = 1; + if ( info.type === gl.FLOAT_MAT2 ) locationSize = 2; + if ( info.type === gl.FLOAT_MAT3 ) locationSize = 3; + if ( info.type === gl.FLOAT_MAT4 ) locationSize = 4; + + // console.log( 'THREE.WebGLProgram: ACTIVE VERTEX ATTRIBUTE:', name, i ); + + attributes[ name ] = { + type: info.type, + location: gl.getAttribLocation( program, name ), + locationSize: locationSize + }; + + } + + return attributes; + +} + +function filterEmptyLine( string ) { + + return string !== ''; + +} + +function replaceLightNums( string, parameters ) { + + const numSpotLightCoords = parameters.numSpotLightShadows + parameters.numSpotLightMaps - parameters.numSpotLightShadowsWithMaps; + + return string + .replace( /NUM_DIR_LIGHTS/g, parameters.numDirLights ) + .replace( /NUM_SPOT_LIGHTS/g, parameters.numSpotLights ) + .replace( /NUM_SPOT_LIGHT_MAPS/g, parameters.numSpotLightMaps ) + .replace( /NUM_SPOT_LIGHT_COORDS/g, numSpotLightCoords ) + .replace( /NUM_RECT_AREA_LIGHTS/g, parameters.numRectAreaLights ) + .replace( /NUM_POINT_LIGHTS/g, parameters.numPointLights ) + .replace( /NUM_HEMI_LIGHTS/g, parameters.numHemiLights ) + .replace( /NUM_DIR_LIGHT_SHADOWS/g, parameters.numDirLightShadows ) + .replace( /NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS/g, parameters.numSpotLightShadowsWithMaps ) + .replace( /NUM_SPOT_LIGHT_SHADOWS/g, parameters.numSpotLightShadows ) + .replace( /NUM_POINT_LIGHT_SHADOWS/g, parameters.numPointLightShadows ); + +} + +function replaceClippingPlaneNums( string, parameters ) { + + return string + .replace( /NUM_CLIPPING_PLANES/g, parameters.numClippingPlanes ) + .replace( /UNION_CLIPPING_PLANES/g, ( parameters.numClippingPlanes - parameters.numClipIntersection ) ); + +} + +// Resolve Includes + +const includePattern = /^[ \t]*#include +<([\w\d./]+)>/gm; + +function resolveIncludes( string ) { + + return string.replace( includePattern, includeReplacer ); + +} + +const shaderChunkMap = new Map( [ + [ 'encodings_fragment', 'colorspace_fragment' ], // @deprecated, r154 + [ 'encodings_pars_fragment', 'colorspace_pars_fragment' ], // @deprecated, r154 + [ 'output_fragment', 'opaque_fragment' ], // @deprecated, r154 +] ); + +function includeReplacer( match, include ) { + + let string = ShaderChunk[ include ]; + + if ( string === undefined ) { + + const newInclude = shaderChunkMap.get( include ); + + if ( newInclude !== undefined ) { + + string = ShaderChunk[ newInclude ]; + console.warn( 'THREE.WebGLRenderer: Shader chunk "%s" has been deprecated. Use "%s" instead.', include, newInclude ); + + } else { + + throw new Error( 'Can not resolve #include <' + include + '>' ); + + } + + } + + return resolveIncludes( string ); + +} + +// Unroll Loops + +const unrollLoopPattern = /#pragma unroll_loop_start\s+for\s*\(\s*int\s+i\s*=\s*(\d+)\s*;\s*i\s*<\s*(\d+)\s*;\s*i\s*\+\+\s*\)\s*{([\s\S]+?)}\s+#pragma unroll_loop_end/g; + +function unrollLoops( string ) { + + return string.replace( unrollLoopPattern, loopReplacer ); + +} + +function loopReplacer( match, start, end, snippet ) { + + let string = ''; + + for ( let i = parseInt( start ); i < parseInt( end ); i ++ ) { + + string += snippet + .replace( /\[\s*i\s*\]/g, '[ ' + i + ' ]' ) + .replace( /UNROLLED_LOOP_INDEX/g, i ); + + } + + return string; + +} + +// + +function generatePrecision( parameters ) { + + let precisionstring = 'precision ' + parameters.precision + ' float;\nprecision ' + parameters.precision + ' int;'; + + if ( parameters.precision === 'highp' ) { + + precisionstring += '\n#define HIGH_PRECISION'; + + } else if ( parameters.precision === 'mediump' ) { + + precisionstring += '\n#define MEDIUM_PRECISION'; + + } else if ( parameters.precision === 'lowp' ) { + + precisionstring += '\n#define LOW_PRECISION'; + + } + + return precisionstring; + +} + +function generateShadowMapTypeDefine( parameters ) { + + let shadowMapTypeDefine = 'SHADOWMAP_TYPE_BASIC'; + + if ( parameters.shadowMapType === PCFShadowMap ) { + + shadowMapTypeDefine = 'SHADOWMAP_TYPE_PCF'; + + } else if ( parameters.shadowMapType === PCFSoftShadowMap ) { + + shadowMapTypeDefine = 'SHADOWMAP_TYPE_PCF_SOFT'; + + } else if ( parameters.shadowMapType === VSMShadowMap ) { + + shadowMapTypeDefine = 'SHADOWMAP_TYPE_VSM'; + + } + + return shadowMapTypeDefine; + +} + +function generateEnvMapTypeDefine( parameters ) { + + let envMapTypeDefine = 'ENVMAP_TYPE_CUBE'; + + if ( parameters.envMap ) { + + switch ( parameters.envMapMode ) { + + case CubeReflectionMapping: + case CubeRefractionMapping: + envMapTypeDefine = 'ENVMAP_TYPE_CUBE'; + break; + + case CubeUVReflectionMapping: + envMapTypeDefine = 'ENVMAP_TYPE_CUBE_UV'; + break; + + } + + } + + return envMapTypeDefine; + +} + +function generateEnvMapModeDefine( parameters ) { + + let envMapModeDefine = 'ENVMAP_MODE_REFLECTION'; + + if ( parameters.envMap ) { + + switch ( parameters.envMapMode ) { + + case CubeRefractionMapping: + + envMapModeDefine = 'ENVMAP_MODE_REFRACTION'; + break; + + } + + } + + return envMapModeDefine; + +} + +function generateEnvMapBlendingDefine( parameters ) { + + let envMapBlendingDefine = 'ENVMAP_BLENDING_NONE'; + + if ( parameters.envMap ) { + + switch ( parameters.combine ) { + + case MultiplyOperation: + envMapBlendingDefine = 'ENVMAP_BLENDING_MULTIPLY'; + break; + + case MixOperation: + envMapBlendingDefine = 'ENVMAP_BLENDING_MIX'; + break; + + case AddOperation: + envMapBlendingDefine = 'ENVMAP_BLENDING_ADD'; + break; + + } + + } + + return envMapBlendingDefine; + +} + +function generateCubeUVSize( parameters ) { + + const imageHeight = parameters.envMapCubeUVHeight; + + if ( imageHeight === null ) return null; + + const maxMip = Math.log2( imageHeight ) - 2; + + const texelHeight = 1.0 / imageHeight; + + const texelWidth = 1.0 / ( 3 * Math.max( Math.pow( 2, maxMip ), 7 * 16 ) ); + + return { texelWidth, texelHeight, maxMip }; + +} + +function WebGLProgram( renderer, cacheKey, parameters, bindingStates ) { + + // TODO Send this event to Three.js DevTools + // console.log( 'WebGLProgram', cacheKey ); + + const gl = renderer.getContext(); + + const defines = parameters.defines; + + let vertexShader = parameters.vertexShader; + let fragmentShader = parameters.fragmentShader; + + const shadowMapTypeDefine = generateShadowMapTypeDefine( parameters ); + const envMapTypeDefine = generateEnvMapTypeDefine( parameters ); + const envMapModeDefine = generateEnvMapModeDefine( parameters ); + const envMapBlendingDefine = generateEnvMapBlendingDefine( parameters ); + const envMapCubeUVSize = generateCubeUVSize( parameters ); + + const customExtensions = parameters.isWebGL2 ? '' : generateExtensions( parameters ); + + const customVertexExtensions = generateVertexExtensions( parameters ); + + const customDefines = generateDefines( defines ); + + const program = gl.createProgram(); + + let prefixVertex, prefixFragment; + let versionString = parameters.glslVersion ? '#version ' + parameters.glslVersion + '\n' : ''; + + if ( parameters.isRawShaderMaterial ) { + + prefixVertex = [ + + '#define SHADER_TYPE ' + parameters.shaderType, + '#define SHADER_NAME ' + parameters.shaderName, + + customDefines + + ].filter( filterEmptyLine ).join( '\n' ); + + if ( prefixVertex.length > 0 ) { + + prefixVertex += '\n'; + + } + + prefixFragment = [ + + customExtensions, + + '#define SHADER_TYPE ' + parameters.shaderType, + '#define SHADER_NAME ' + parameters.shaderName, + + customDefines + + ].filter( filterEmptyLine ).join( '\n' ); + + if ( prefixFragment.length > 0 ) { + + prefixFragment += '\n'; + + } + + } else { + + prefixVertex = [ + + generatePrecision( parameters ), + + '#define SHADER_TYPE ' + parameters.shaderType, + '#define SHADER_NAME ' + parameters.shaderName, + + customDefines, + + parameters.extensionClipCullDistance ? '#define USE_CLIP_DISTANCE' : '', + parameters.batching ? '#define USE_BATCHING' : '', + parameters.instancing ? '#define USE_INSTANCING' : '', + parameters.instancingColor ? '#define USE_INSTANCING_COLOR' : '', + + parameters.useFog && parameters.fog ? '#define USE_FOG' : '', + parameters.useFog && parameters.fogExp2 ? '#define FOG_EXP2' : '', + + parameters.map ? '#define USE_MAP' : '', + parameters.envMap ? '#define USE_ENVMAP' : '', + parameters.envMap ? '#define ' + envMapModeDefine : '', + parameters.lightMap ? '#define USE_LIGHTMAP' : '', + parameters.aoMap ? '#define USE_AOMAP' : '', + parameters.bumpMap ? '#define USE_BUMPMAP' : '', + parameters.normalMap ? '#define USE_NORMALMAP' : '', + parameters.normalMapObjectSpace ? '#define USE_NORMALMAP_OBJECTSPACE' : '', + parameters.normalMapTangentSpace ? '#define USE_NORMALMAP_TANGENTSPACE' : '', + parameters.displacementMap ? '#define USE_DISPLACEMENTMAP' : '', + parameters.emissiveMap ? '#define USE_EMISSIVEMAP' : '', + + parameters.anisotropy ? '#define USE_ANISOTROPY' : '', + parameters.anisotropyMap ? '#define USE_ANISOTROPYMAP' : '', + + parameters.clearcoatMap ? '#define USE_CLEARCOATMAP' : '', + parameters.clearcoatRoughnessMap ? '#define USE_CLEARCOAT_ROUGHNESSMAP' : '', + parameters.clearcoatNormalMap ? '#define USE_CLEARCOAT_NORMALMAP' : '', + + parameters.iridescenceMap ? '#define USE_IRIDESCENCEMAP' : '', + parameters.iridescenceThicknessMap ? '#define USE_IRIDESCENCE_THICKNESSMAP' : '', + + parameters.specularMap ? '#define USE_SPECULARMAP' : '', + parameters.specularColorMap ? '#define USE_SPECULAR_COLORMAP' : '', + parameters.specularIntensityMap ? '#define USE_SPECULAR_INTENSITYMAP' : '', + + parameters.roughnessMap ? '#define USE_ROUGHNESSMAP' : '', + parameters.metalnessMap ? '#define USE_METALNESSMAP' : '', + parameters.alphaMap ? '#define USE_ALPHAMAP' : '', + parameters.alphaHash ? '#define USE_ALPHAHASH' : '', + + parameters.transmission ? '#define USE_TRANSMISSION' : '', + parameters.transmissionMap ? '#define USE_TRANSMISSIONMAP' : '', + parameters.thicknessMap ? '#define USE_THICKNESSMAP' : '', + + parameters.sheenColorMap ? '#define USE_SHEEN_COLORMAP' : '', + parameters.sheenRoughnessMap ? '#define USE_SHEEN_ROUGHNESSMAP' : '', + + // + + parameters.mapUv ? '#define MAP_UV ' + parameters.mapUv : '', + parameters.alphaMapUv ? '#define ALPHAMAP_UV ' + parameters.alphaMapUv : '', + parameters.lightMapUv ? '#define LIGHTMAP_UV ' + parameters.lightMapUv : '', + parameters.aoMapUv ? '#define AOMAP_UV ' + parameters.aoMapUv : '', + parameters.emissiveMapUv ? '#define EMISSIVEMAP_UV ' + parameters.emissiveMapUv : '', + parameters.bumpMapUv ? '#define BUMPMAP_UV ' + parameters.bumpMapUv : '', + parameters.normalMapUv ? '#define NORMALMAP_UV ' + parameters.normalMapUv : '', + parameters.displacementMapUv ? '#define DISPLACEMENTMAP_UV ' + parameters.displacementMapUv : '', + + parameters.metalnessMapUv ? '#define METALNESSMAP_UV ' + parameters.metalnessMapUv : '', + parameters.roughnessMapUv ? '#define ROUGHNESSMAP_UV ' + parameters.roughnessMapUv : '', + + parameters.anisotropyMapUv ? '#define ANISOTROPYMAP_UV ' + parameters.anisotropyMapUv : '', + + parameters.clearcoatMapUv ? '#define CLEARCOATMAP_UV ' + parameters.clearcoatMapUv : '', + parameters.clearcoatNormalMapUv ? '#define CLEARCOAT_NORMALMAP_UV ' + parameters.clearcoatNormalMapUv : '', + parameters.clearcoatRoughnessMapUv ? '#define CLEARCOAT_ROUGHNESSMAP_UV ' + parameters.clearcoatRoughnessMapUv : '', + + parameters.iridescenceMapUv ? '#define IRIDESCENCEMAP_UV ' + parameters.iridescenceMapUv : '', + parameters.iridescenceThicknessMapUv ? '#define IRIDESCENCE_THICKNESSMAP_UV ' + parameters.iridescenceThicknessMapUv : '', + + parameters.sheenColorMapUv ? '#define SHEEN_COLORMAP_UV ' + parameters.sheenColorMapUv : '', + parameters.sheenRoughnessMapUv ? '#define SHEEN_ROUGHNESSMAP_UV ' + parameters.sheenRoughnessMapUv : '', + + parameters.specularMapUv ? '#define SPECULARMAP_UV ' + parameters.specularMapUv : '', + parameters.specularColorMapUv ? '#define SPECULAR_COLORMAP_UV ' + parameters.specularColorMapUv : '', + parameters.specularIntensityMapUv ? '#define SPECULAR_INTENSITYMAP_UV ' + parameters.specularIntensityMapUv : '', + + parameters.transmissionMapUv ? '#define TRANSMISSIONMAP_UV ' + parameters.transmissionMapUv : '', + parameters.thicknessMapUv ? '#define THICKNESSMAP_UV ' + parameters.thicknessMapUv : '', + + // + + parameters.vertexTangents && parameters.flatShading === false ? '#define USE_TANGENT' : '', + parameters.vertexColors ? '#define USE_COLOR' : '', + parameters.vertexAlphas ? '#define USE_COLOR_ALPHA' : '', + parameters.vertexUv1s ? '#define USE_UV1' : '', + parameters.vertexUv2s ? '#define USE_UV2' : '', + parameters.vertexUv3s ? '#define USE_UV3' : '', + + parameters.pointsUvs ? '#define USE_POINTS_UV' : '', + + parameters.flatShading ? '#define FLAT_SHADED' : '', + + parameters.skinning ? '#define USE_SKINNING' : '', + + parameters.morphTargets ? '#define USE_MORPHTARGETS' : '', + parameters.morphNormals && parameters.flatShading === false ? '#define USE_MORPHNORMALS' : '', + ( parameters.morphColors && parameters.isWebGL2 ) ? '#define USE_MORPHCOLORS' : '', + ( parameters.morphTargetsCount > 0 && parameters.isWebGL2 ) ? '#define MORPHTARGETS_TEXTURE' : '', + ( parameters.morphTargetsCount > 0 && parameters.isWebGL2 ) ? '#define MORPHTARGETS_TEXTURE_STRIDE ' + parameters.morphTextureStride : '', + ( parameters.morphTargetsCount > 0 && parameters.isWebGL2 ) ? '#define MORPHTARGETS_COUNT ' + parameters.morphTargetsCount : '', + parameters.doubleSided ? '#define DOUBLE_SIDED' : '', + parameters.flipSided ? '#define FLIP_SIDED' : '', + + parameters.shadowMapEnabled ? '#define USE_SHADOWMAP' : '', + parameters.shadowMapEnabled ? '#define ' + shadowMapTypeDefine : '', + + parameters.sizeAttenuation ? '#define USE_SIZEATTENUATION' : '', + + parameters.numLightProbes > 0 ? '#define USE_LIGHT_PROBES' : '', + + parameters.useLegacyLights ? '#define LEGACY_LIGHTS' : '', + + parameters.logarithmicDepthBuffer ? '#define USE_LOGDEPTHBUF' : '', + ( parameters.logarithmicDepthBuffer && parameters.rendererExtensionFragDepth ) ? '#define USE_LOGDEPTHBUF_EXT' : '', + + 'uniform mat4 modelMatrix;', + 'uniform mat4 modelViewMatrix;', + 'uniform mat4 projectionMatrix;', + 'uniform mat4 viewMatrix;', + 'uniform mat3 normalMatrix;', + 'uniform vec3 cameraPosition;', + 'uniform bool isOrthographic;', + + '#ifdef USE_INSTANCING', + + ' attribute mat4 instanceMatrix;', + + '#endif', + + '#ifdef USE_INSTANCING_COLOR', + + ' attribute vec3 instanceColor;', + + '#endif', + + 'attribute vec3 position;', + 'attribute vec3 normal;', + 'attribute vec2 uv;', + + '#ifdef USE_UV1', + + ' attribute vec2 uv1;', + + '#endif', + + '#ifdef USE_UV2', + + ' attribute vec2 uv2;', + + '#endif', + + '#ifdef USE_UV3', + + ' attribute vec2 uv3;', + + '#endif', + + '#ifdef USE_TANGENT', + + ' attribute vec4 tangent;', + + '#endif', + + '#if defined( USE_COLOR_ALPHA )', + + ' attribute vec4 color;', + + '#elif defined( USE_COLOR )', + + ' attribute vec3 color;', + + '#endif', + + '#if ( defined( USE_MORPHTARGETS ) && ! defined( MORPHTARGETS_TEXTURE ) )', + + ' attribute vec3 morphTarget0;', + ' attribute vec3 morphTarget1;', + ' attribute vec3 morphTarget2;', + ' attribute vec3 morphTarget3;', + + ' #ifdef USE_MORPHNORMALS', + + ' attribute vec3 morphNormal0;', + ' attribute vec3 morphNormal1;', + ' attribute vec3 morphNormal2;', + ' attribute vec3 morphNormal3;', + + ' #else', + + ' attribute vec3 morphTarget4;', + ' attribute vec3 morphTarget5;', + ' attribute vec3 morphTarget6;', + ' attribute vec3 morphTarget7;', + + ' #endif', + + '#endif', + + '#ifdef USE_SKINNING', + + ' attribute vec4 skinIndex;', + ' attribute vec4 skinWeight;', + + '#endif', + + '\n' + + ].filter( filterEmptyLine ).join( '\n' ); + + prefixFragment = [ + + customExtensions, + + generatePrecision( parameters ), + + '#define SHADER_TYPE ' + parameters.shaderType, + '#define SHADER_NAME ' + parameters.shaderName, + + customDefines, + + parameters.useFog && parameters.fog ? '#define USE_FOG' : '', + parameters.useFog && parameters.fogExp2 ? '#define FOG_EXP2' : '', + + parameters.map ? '#define USE_MAP' : '', + parameters.matcap ? '#define USE_MATCAP' : '', + parameters.envMap ? '#define USE_ENVMAP' : '', + parameters.envMap ? '#define ' + envMapTypeDefine : '', + parameters.envMap ? '#define ' + envMapModeDefine : '', + parameters.envMap ? '#define ' + envMapBlendingDefine : '', + envMapCubeUVSize ? '#define CUBEUV_TEXEL_WIDTH ' + envMapCubeUVSize.texelWidth : '', + envMapCubeUVSize ? '#define CUBEUV_TEXEL_HEIGHT ' + envMapCubeUVSize.texelHeight : '', + envMapCubeUVSize ? '#define CUBEUV_MAX_MIP ' + envMapCubeUVSize.maxMip + '.0' : '', + parameters.lightMap ? '#define USE_LIGHTMAP' : '', + parameters.aoMap ? '#define USE_AOMAP' : '', + parameters.bumpMap ? '#define USE_BUMPMAP' : '', + parameters.normalMap ? '#define USE_NORMALMAP' : '', + parameters.normalMapObjectSpace ? '#define USE_NORMALMAP_OBJECTSPACE' : '', + parameters.normalMapTangentSpace ? '#define USE_NORMALMAP_TANGENTSPACE' : '', + parameters.emissiveMap ? '#define USE_EMISSIVEMAP' : '', + + parameters.anisotropy ? '#define USE_ANISOTROPY' : '', + parameters.anisotropyMap ? '#define USE_ANISOTROPYMAP' : '', + + parameters.clearcoat ? '#define USE_CLEARCOAT' : '', + parameters.clearcoatMap ? '#define USE_CLEARCOATMAP' : '', + parameters.clearcoatRoughnessMap ? '#define USE_CLEARCOAT_ROUGHNESSMAP' : '', + parameters.clearcoatNormalMap ? '#define USE_CLEARCOAT_NORMALMAP' : '', + + parameters.iridescence ? '#define USE_IRIDESCENCE' : '', + parameters.iridescenceMap ? '#define USE_IRIDESCENCEMAP' : '', + parameters.iridescenceThicknessMap ? '#define USE_IRIDESCENCE_THICKNESSMAP' : '', + + parameters.specularMap ? '#define USE_SPECULARMAP' : '', + parameters.specularColorMap ? '#define USE_SPECULAR_COLORMAP' : '', + parameters.specularIntensityMap ? '#define USE_SPECULAR_INTENSITYMAP' : '', + + parameters.roughnessMap ? '#define USE_ROUGHNESSMAP' : '', + parameters.metalnessMap ? '#define USE_METALNESSMAP' : '', + + parameters.alphaMap ? '#define USE_ALPHAMAP' : '', + parameters.alphaTest ? '#define USE_ALPHATEST' : '', + parameters.alphaHash ? '#define USE_ALPHAHASH' : '', + + parameters.sheen ? '#define USE_SHEEN' : '', + parameters.sheenColorMap ? '#define USE_SHEEN_COLORMAP' : '', + parameters.sheenRoughnessMap ? '#define USE_SHEEN_ROUGHNESSMAP' : '', + + parameters.transmission ? '#define USE_TRANSMISSION' : '', + parameters.transmissionMap ? '#define USE_TRANSMISSIONMAP' : '', + parameters.thicknessMap ? '#define USE_THICKNESSMAP' : '', + + parameters.vertexTangents && parameters.flatShading === false ? '#define USE_TANGENT' : '', + parameters.vertexColors || parameters.instancingColor ? '#define USE_COLOR' : '', + parameters.vertexAlphas ? '#define USE_COLOR_ALPHA' : '', + parameters.vertexUv1s ? '#define USE_UV1' : '', + parameters.vertexUv2s ? '#define USE_UV2' : '', + parameters.vertexUv3s ? '#define USE_UV3' : '', + + parameters.pointsUvs ? '#define USE_POINTS_UV' : '', + + parameters.gradientMap ? '#define USE_GRADIENTMAP' : '', + + parameters.flatShading ? '#define FLAT_SHADED' : '', + + parameters.doubleSided ? '#define DOUBLE_SIDED' : '', + parameters.flipSided ? '#define FLIP_SIDED' : '', + + parameters.shadowMapEnabled ? '#define USE_SHADOWMAP' : '', + parameters.shadowMapEnabled ? '#define ' + shadowMapTypeDefine : '', + + parameters.premultipliedAlpha ? '#define PREMULTIPLIED_ALPHA' : '', + + parameters.numLightProbes > 0 ? '#define USE_LIGHT_PROBES' : '', + + parameters.useLegacyLights ? '#define LEGACY_LIGHTS' : '', + + parameters.decodeVideoTexture ? '#define DECODE_VIDEO_TEXTURE' : '', + + parameters.logarithmicDepthBuffer ? '#define USE_LOGDEPTHBUF' : '', + ( parameters.logarithmicDepthBuffer && parameters.rendererExtensionFragDepth ) ? '#define USE_LOGDEPTHBUF_EXT' : '', + + 'uniform mat4 viewMatrix;', + 'uniform vec3 cameraPosition;', + 'uniform bool isOrthographic;', + + ( parameters.toneMapping !== NoToneMapping ) ? '#define TONE_MAPPING' : '', + ( parameters.toneMapping !== NoToneMapping ) ? ShaderChunk[ 'tonemapping_pars_fragment' ] : '', // this code is required here because it is used by the toneMapping() function defined below + ( parameters.toneMapping !== NoToneMapping ) ? getToneMappingFunction( 'toneMapping', parameters.toneMapping ) : '', + + parameters.dithering ? '#define DITHERING' : '', + parameters.opaque ? '#define OPAQUE' : '', + + ShaderChunk[ 'colorspace_pars_fragment' ], // this code is required here because it is used by the various encoding/decoding function defined below + getTexelEncodingFunction( 'linearToOutputTexel', parameters.outputColorSpace ), + + parameters.useDepthPacking ? '#define DEPTH_PACKING ' + parameters.depthPacking : '', + + '\n' + + ].filter( filterEmptyLine ).join( '\n' ); + + } + + vertexShader = resolveIncludes( vertexShader ); + vertexShader = replaceLightNums( vertexShader, parameters ); + vertexShader = replaceClippingPlaneNums( vertexShader, parameters ); + + fragmentShader = resolveIncludes( fragmentShader ); + fragmentShader = replaceLightNums( fragmentShader, parameters ); + fragmentShader = replaceClippingPlaneNums( fragmentShader, parameters ); + + vertexShader = unrollLoops( vertexShader ); + fragmentShader = unrollLoops( fragmentShader ); + + if ( parameters.isWebGL2 && parameters.isRawShaderMaterial !== true ) { + + // GLSL 3.0 conversion for built-in materials and ShaderMaterial + + versionString = '#version 300 es\n'; + + prefixVertex = [ + customVertexExtensions, + 'precision mediump sampler2DArray;', + '#define attribute in', + '#define varying out', + '#define texture2D texture' + ].join( '\n' ) + '\n' + prefixVertex; + + prefixFragment = [ + 'precision mediump sampler2DArray;', + '#define varying in', + ( parameters.glslVersion === GLSL3 ) ? '' : 'layout(location = 0) out highp vec4 pc_fragColor;', + ( parameters.glslVersion === GLSL3 ) ? '' : '#define gl_FragColor pc_fragColor', + '#define gl_FragDepthEXT gl_FragDepth', + '#define texture2D texture', + '#define textureCube texture', + '#define texture2DProj textureProj', + '#define texture2DLodEXT textureLod', + '#define texture2DProjLodEXT textureProjLod', + '#define textureCubeLodEXT textureLod', + '#define texture2DGradEXT textureGrad', + '#define texture2DProjGradEXT textureProjGrad', + '#define textureCubeGradEXT textureGrad' + ].join( '\n' ) + '\n' + prefixFragment; + + } + + const vertexGlsl = versionString + prefixVertex + vertexShader; + const fragmentGlsl = versionString + prefixFragment + fragmentShader; + + // console.log( '*VERTEX*', vertexGlsl ); + // console.log( '*FRAGMENT*', fragmentGlsl ); + + const glVertexShader = WebGLShader( gl, gl.VERTEX_SHADER, vertexGlsl ); + const glFragmentShader = WebGLShader( gl, gl.FRAGMENT_SHADER, fragmentGlsl ); + + gl.attachShader( program, glVertexShader ); + gl.attachShader( program, glFragmentShader ); + + // Force a particular attribute to index 0. + + if ( parameters.index0AttributeName !== undefined ) { + + gl.bindAttribLocation( program, 0, parameters.index0AttributeName ); + + } else if ( parameters.morphTargets === true ) { + + // programs with morphTargets displace position out of attribute 0 + gl.bindAttribLocation( program, 0, 'position' ); + + } + + gl.linkProgram( program ); + + function onFirstUse( self ) { + + // check for link errors + if ( renderer.debug.checkShaderErrors ) { + + const programLog = gl.getProgramInfoLog( program ).trim(); + const vertexLog = gl.getShaderInfoLog( glVertexShader ).trim(); + const fragmentLog = gl.getShaderInfoLog( glFragmentShader ).trim(); + + let runnable = true; + let haveDiagnostics = true; + + if ( gl.getProgramParameter( program, gl.LINK_STATUS ) === false ) { + + runnable = false; + + if ( typeof renderer.debug.onShaderError === 'function' ) { + + renderer.debug.onShaderError( gl, program, glVertexShader, glFragmentShader ); + + } else { + + // default error reporting + + const vertexErrors = getShaderErrors( gl, glVertexShader, 'vertex' ); + const fragmentErrors = getShaderErrors( gl, glFragmentShader, 'fragment' ); + + console.error( + 'THREE.WebGLProgram: Shader Error ' + gl.getError() + ' - ' + + 'VALIDATE_STATUS ' + gl.getProgramParameter( program, gl.VALIDATE_STATUS ) + '\n\n' + + 'Program Info Log: ' + programLog + '\n' + + vertexErrors + '\n' + + fragmentErrors + ); + + } + + } else if ( programLog !== '' ) { + + console.warn( 'THREE.WebGLProgram: Program Info Log:', programLog ); + + } else if ( vertexLog === '' || fragmentLog === '' ) { + + haveDiagnostics = false; + + } + + if ( haveDiagnostics ) { + + self.diagnostics = { + + runnable: runnable, + + programLog: programLog, + + vertexShader: { + + log: vertexLog, + prefix: prefixVertex + + }, + + fragmentShader: { + + log: fragmentLog, + prefix: prefixFragment + + } + + }; + + } + + } + + // Clean up + + // Crashes in iOS9 and iOS10. #18402 + // gl.detachShader( program, glVertexShader ); + // gl.detachShader( program, glFragmentShader ); + + gl.deleteShader( glVertexShader ); + gl.deleteShader( glFragmentShader ); + + cachedUniforms = new WebGLUniforms( gl, program ); + cachedAttributes = fetchAttributeLocations( gl, program ); + + } + + // set up caching for uniform locations + + let cachedUniforms; + + this.getUniforms = function () { + + if ( cachedUniforms === undefined ) { + + // Populates cachedUniforms and cachedAttributes + onFirstUse( this ); + + } + + return cachedUniforms; + + }; + + // set up caching for attribute locations + + let cachedAttributes; + + this.getAttributes = function () { + + if ( cachedAttributes === undefined ) { + + // Populates cachedAttributes and cachedUniforms + onFirstUse( this ); + + } + + return cachedAttributes; + + }; + + // indicate when the program is ready to be used. if the KHR_parallel_shader_compile extension isn't supported, + // flag the program as ready immediately. It may cause a stall when it's first used. + + let programReady = ( parameters.rendererExtensionParallelShaderCompile === false ); + + this.isReady = function () { + + if ( programReady === false ) { + + programReady = gl.getProgramParameter( program, COMPLETION_STATUS_KHR ); + + } + + return programReady; + + }; + + // free resource + + this.destroy = function () { + + bindingStates.releaseStatesOfProgram( this ); + + gl.deleteProgram( program ); + this.program = undefined; + + }; + + // + + this.type = parameters.shaderType; + this.name = parameters.shaderName; + this.id = programIdCount ++; + this.cacheKey = cacheKey; + this.usedTimes = 1; + this.program = program; + this.vertexShader = glVertexShader; + this.fragmentShader = glFragmentShader; + + return this; + +} + +export { WebGLProgram }; diff --git a/libs/three/src/renderers/webgl/WebGLPrograms.js b/libs/three/src/renderers/webgl/WebGLPrograms.js new file mode 100644 index 000000000..060a6b6da --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLPrograms.js @@ -0,0 +1,653 @@ +import { BackSide, DoubleSide, CubeUVReflectionMapping, ObjectSpaceNormalMap, TangentSpaceNormalMap, NoToneMapping, NormalBlending, LinearSRGBColorSpace, SRGBTransfer } from '../../constants.js'; +import { Layers } from '../../core/Layers.js'; +import { WebGLProgram } from './WebGLProgram.js'; +import { WebGLShaderCache } from './WebGLShaderCache.js'; +import { ShaderLib } from '../shaders/ShaderLib.js'; +import { UniformsUtils } from '../shaders/UniformsUtils.js'; +import { ColorManagement } from '../../math/ColorManagement.js'; + +function WebGLPrograms( renderer, cubemaps, cubeuvmaps, extensions, capabilities, bindingStates, clipping ) { + + const _programLayers = new Layers(); + const _customShaders = new WebGLShaderCache(); + const programs = []; + + const IS_WEBGL2 = capabilities.isWebGL2; + const logarithmicDepthBuffer = capabilities.logarithmicDepthBuffer; + const SUPPORTS_VERTEX_TEXTURES = capabilities.vertexTextures; + + let precision = capabilities.precision; + + const shaderIDs = { + MeshDepthMaterial: 'depth', + MeshDistanceMaterial: 'distanceRGBA', + MeshNormalMaterial: 'normal', + MeshBasicMaterial: 'basic', + MeshLambertMaterial: 'lambert', + MeshPhongMaterial: 'phong', + MeshToonMaterial: 'toon', + MeshStandardMaterial: 'physical', + MeshPhysicalMaterial: 'physical', + MeshMatcapMaterial: 'matcap', + LineBasicMaterial: 'basic', + LineDashedMaterial: 'dashed', + PointsMaterial: 'points', + ShadowMaterial: 'shadow', + SpriteMaterial: 'sprite' + }; + + function getChannel( value ) { + + if ( value === 0 ) return 'uv'; + + return `uv${ value }`; + + } + + function getParameters( material, lights, shadows, scene, object ) { + + const fog = scene.fog; + const geometry = object.geometry; + const environment = material.isMeshStandardMaterial ? scene.environment : null; + + const envMap = ( material.isMeshStandardMaterial ? cubeuvmaps : cubemaps ).get( material.envMap || environment ); + const envMapCubeUVHeight = ( !! envMap ) && ( envMap.mapping === CubeUVReflectionMapping ) ? envMap.image.height : null; + + const shaderID = shaderIDs[ material.type ]; + + // heuristics to create shader parameters according to lights in the scene + // (not to blow over maxLights budget) + + if ( material.precision !== null ) { + + precision = capabilities.getMaxPrecision( material.precision ); + + if ( precision !== material.precision ) { + + console.warn( 'THREE.WebGLProgram.getParameters:', material.precision, 'not supported, using', precision, 'instead.' ); + + } + + } + + // + + const morphAttribute = geometry.morphAttributes.position || geometry.morphAttributes.normal || geometry.morphAttributes.color; + const morphTargetsCount = ( morphAttribute !== undefined ) ? morphAttribute.length : 0; + + let morphTextureStride = 0; + + if ( geometry.morphAttributes.position !== undefined ) morphTextureStride = 1; + if ( geometry.morphAttributes.normal !== undefined ) morphTextureStride = 2; + if ( geometry.morphAttributes.color !== undefined ) morphTextureStride = 3; + + // + + let vertexShader, fragmentShader; + let customVertexShaderID, customFragmentShaderID; + + if ( shaderID ) { + + const shader = ShaderLib[ shaderID ]; + + vertexShader = shader.vertexShader; + fragmentShader = shader.fragmentShader; + + } else { + + vertexShader = material.vertexShader; + fragmentShader = material.fragmentShader; + + _customShaders.update( material ); + + customVertexShaderID = _customShaders.getVertexShaderID( material ); + customFragmentShaderID = _customShaders.getFragmentShaderID( material ); + + } + + const currentRenderTarget = renderer.getRenderTarget(); + + const IS_INSTANCEDMESH = object.isInstancedMesh === true; + const IS_BATCHEDMESH = object.isBatchedMesh === true; + + const HAS_MAP = !! material.map; + const HAS_MATCAP = !! material.matcap; + const HAS_ENVMAP = !! envMap; + const HAS_AOMAP = !! material.aoMap; + const HAS_LIGHTMAP = !! material.lightMap; + const HAS_BUMPMAP = !! material.bumpMap; + const HAS_NORMALMAP = !! material.normalMap; + const HAS_DISPLACEMENTMAP = !! material.displacementMap; + const HAS_EMISSIVEMAP = !! material.emissiveMap; + + const HAS_METALNESSMAP = !! material.metalnessMap; + const HAS_ROUGHNESSMAP = !! material.roughnessMap; + + const HAS_ANISOTROPY = material.anisotropy > 0; + const HAS_CLEARCOAT = material.clearcoat > 0; + const HAS_IRIDESCENCE = material.iridescence > 0; + const HAS_SHEEN = material.sheen > 0; + const HAS_TRANSMISSION = material.transmission > 0; + + const HAS_ANISOTROPYMAP = HAS_ANISOTROPY && !! material.anisotropyMap; + + const HAS_CLEARCOATMAP = HAS_CLEARCOAT && !! material.clearcoatMap; + const HAS_CLEARCOAT_NORMALMAP = HAS_CLEARCOAT && !! material.clearcoatNormalMap; + const HAS_CLEARCOAT_ROUGHNESSMAP = HAS_CLEARCOAT && !! material.clearcoatRoughnessMap; + + const HAS_IRIDESCENCEMAP = HAS_IRIDESCENCE && !! material.iridescenceMap; + const HAS_IRIDESCENCE_THICKNESSMAP = HAS_IRIDESCENCE && !! material.iridescenceThicknessMap; + + const HAS_SHEEN_COLORMAP = HAS_SHEEN && !! material.sheenColorMap; + const HAS_SHEEN_ROUGHNESSMAP = HAS_SHEEN && !! material.sheenRoughnessMap; + + const HAS_SPECULARMAP = !! material.specularMap; + const HAS_SPECULAR_COLORMAP = !! material.specularColorMap; + const HAS_SPECULAR_INTENSITYMAP = !! material.specularIntensityMap; + + const HAS_TRANSMISSIONMAP = HAS_TRANSMISSION && !! material.transmissionMap; + const HAS_THICKNESSMAP = HAS_TRANSMISSION && !! material.thicknessMap; + + const HAS_GRADIENTMAP = !! material.gradientMap; + + const HAS_ALPHAMAP = !! material.alphaMap; + + const HAS_ALPHATEST = material.alphaTest > 0; + + const HAS_ALPHAHASH = !! material.alphaHash; + + const HAS_EXTENSIONS = !! material.extensions; + + const HAS_ATTRIBUTE_UV1 = !! geometry.attributes.uv1; + const HAS_ATTRIBUTE_UV2 = !! geometry.attributes.uv2; + const HAS_ATTRIBUTE_UV3 = !! geometry.attributes.uv3; + + let toneMapping = NoToneMapping; + + if ( material.toneMapped ) { + + if ( currentRenderTarget === null || currentRenderTarget.isXRRenderTarget === true ) { + + toneMapping = renderer.toneMapping; + + } + + } + + const parameters = { + + isWebGL2: IS_WEBGL2, + + shaderID: shaderID, + shaderType: material.type, + shaderName: material.name, + + vertexShader: vertexShader, + fragmentShader: fragmentShader, + defines: material.defines, + + customVertexShaderID: customVertexShaderID, + customFragmentShaderID: customFragmentShaderID, + + isRawShaderMaterial: material.isRawShaderMaterial === true, + glslVersion: material.glslVersion, + + precision: precision, + + batching: IS_BATCHEDMESH, + instancing: IS_INSTANCEDMESH, + instancingColor: IS_INSTANCEDMESH && object.instanceColor !== null, + + supportsVertexTextures: SUPPORTS_VERTEX_TEXTURES, + outputColorSpace: ( currentRenderTarget === null ) ? renderer.outputColorSpace : ( currentRenderTarget.isXRRenderTarget === true ? currentRenderTarget.texture.colorSpace : LinearSRGBColorSpace ), + + map: HAS_MAP, + matcap: HAS_MATCAP, + envMap: HAS_ENVMAP, + envMapMode: HAS_ENVMAP && envMap.mapping, + envMapCubeUVHeight: envMapCubeUVHeight, + aoMap: HAS_AOMAP, + lightMap: HAS_LIGHTMAP, + bumpMap: HAS_BUMPMAP, + normalMap: HAS_NORMALMAP, + displacementMap: SUPPORTS_VERTEX_TEXTURES && HAS_DISPLACEMENTMAP, + emissiveMap: HAS_EMISSIVEMAP, + + normalMapObjectSpace: HAS_NORMALMAP && material.normalMapType === ObjectSpaceNormalMap, + normalMapTangentSpace: HAS_NORMALMAP && material.normalMapType === TangentSpaceNormalMap, + + metalnessMap: HAS_METALNESSMAP, + roughnessMap: HAS_ROUGHNESSMAP, + + anisotropy: HAS_ANISOTROPY, + anisotropyMap: HAS_ANISOTROPYMAP, + + clearcoat: HAS_CLEARCOAT, + clearcoatMap: HAS_CLEARCOATMAP, + clearcoatNormalMap: HAS_CLEARCOAT_NORMALMAP, + clearcoatRoughnessMap: HAS_CLEARCOAT_ROUGHNESSMAP, + + iridescence: HAS_IRIDESCENCE, + iridescenceMap: HAS_IRIDESCENCEMAP, + iridescenceThicknessMap: HAS_IRIDESCENCE_THICKNESSMAP, + + sheen: HAS_SHEEN, + sheenColorMap: HAS_SHEEN_COLORMAP, + sheenRoughnessMap: HAS_SHEEN_ROUGHNESSMAP, + + specularMap: HAS_SPECULARMAP, + specularColorMap: HAS_SPECULAR_COLORMAP, + specularIntensityMap: HAS_SPECULAR_INTENSITYMAP, + + transmission: HAS_TRANSMISSION, + transmissionMap: HAS_TRANSMISSIONMAP, + thicknessMap: HAS_THICKNESSMAP, + + gradientMap: HAS_GRADIENTMAP, + + opaque: material.transparent === false && material.blending === NormalBlending, + + alphaMap: HAS_ALPHAMAP, + alphaTest: HAS_ALPHATEST, + alphaHash: HAS_ALPHAHASH, + + combine: material.combine, + + // + + mapUv: HAS_MAP && getChannel( material.map.channel ), + aoMapUv: HAS_AOMAP && getChannel( material.aoMap.channel ), + lightMapUv: HAS_LIGHTMAP && getChannel( material.lightMap.channel ), + bumpMapUv: HAS_BUMPMAP && getChannel( material.bumpMap.channel ), + normalMapUv: HAS_NORMALMAP && getChannel( material.normalMap.channel ), + displacementMapUv: HAS_DISPLACEMENTMAP && getChannel( material.displacementMap.channel ), + emissiveMapUv: HAS_EMISSIVEMAP && getChannel( material.emissiveMap.channel ), + + metalnessMapUv: HAS_METALNESSMAP && getChannel( material.metalnessMap.channel ), + roughnessMapUv: HAS_ROUGHNESSMAP && getChannel( material.roughnessMap.channel ), + + anisotropyMapUv: HAS_ANISOTROPYMAP && getChannel( material.anisotropyMap.channel ), + + clearcoatMapUv: HAS_CLEARCOATMAP && getChannel( material.clearcoatMap.channel ), + clearcoatNormalMapUv: HAS_CLEARCOAT_NORMALMAP && getChannel( material.clearcoatNormalMap.channel ), + clearcoatRoughnessMapUv: HAS_CLEARCOAT_ROUGHNESSMAP && getChannel( material.clearcoatRoughnessMap.channel ), + + iridescenceMapUv: HAS_IRIDESCENCEMAP && getChannel( material.iridescenceMap.channel ), + iridescenceThicknessMapUv: HAS_IRIDESCENCE_THICKNESSMAP && getChannel( material.iridescenceThicknessMap.channel ), + + sheenColorMapUv: HAS_SHEEN_COLORMAP && getChannel( material.sheenColorMap.channel ), + sheenRoughnessMapUv: HAS_SHEEN_ROUGHNESSMAP && getChannel( material.sheenRoughnessMap.channel ), + + specularMapUv: HAS_SPECULARMAP && getChannel( material.specularMap.channel ), + specularColorMapUv: HAS_SPECULAR_COLORMAP && getChannel( material.specularColorMap.channel ), + specularIntensityMapUv: HAS_SPECULAR_INTENSITYMAP && getChannel( material.specularIntensityMap.channel ), + + transmissionMapUv: HAS_TRANSMISSIONMAP && getChannel( material.transmissionMap.channel ), + thicknessMapUv: HAS_THICKNESSMAP && getChannel( material.thicknessMap.channel ), + + alphaMapUv: HAS_ALPHAMAP && getChannel( material.alphaMap.channel ), + + // + + vertexTangents: !! geometry.attributes.tangent && ( HAS_NORMALMAP || HAS_ANISOTROPY ), + vertexColors: material.vertexColors, + vertexAlphas: material.vertexColors === true && !! geometry.attributes.color && geometry.attributes.color.itemSize === 4, + vertexUv1s: HAS_ATTRIBUTE_UV1, + vertexUv2s: HAS_ATTRIBUTE_UV2, + vertexUv3s: HAS_ATTRIBUTE_UV3, + + pointsUvs: object.isPoints === true && !! geometry.attributes.uv && ( HAS_MAP || HAS_ALPHAMAP ), + + fog: !! fog, + useFog: material.fog === true, + fogExp2: ( fog && fog.isFogExp2 ), + + flatShading: material.flatShading === true, + + sizeAttenuation: material.sizeAttenuation === true, + logarithmicDepthBuffer: logarithmicDepthBuffer, + + skinning: object.isSkinnedMesh === true, + + morphTargets: geometry.morphAttributes.position !== undefined, + morphNormals: geometry.morphAttributes.normal !== undefined, + morphColors: geometry.morphAttributes.color !== undefined, + morphTargetsCount: morphTargetsCount, + morphTextureStride: morphTextureStride, + + numDirLights: lights.directional.length, + numPointLights: lights.point.length, + numSpotLights: lights.spot.length, + numSpotLightMaps: lights.spotLightMap.length, + numRectAreaLights: lights.rectArea.length, + numHemiLights: lights.hemi.length, + + numDirLightShadows: lights.directionalShadowMap.length, + numPointLightShadows: lights.pointShadowMap.length, + numSpotLightShadows: lights.spotShadowMap.length, + numSpotLightShadowsWithMaps: lights.numSpotLightShadowsWithMaps, + + numLightProbes: lights.numLightProbes, + + numClippingPlanes: clipping.numPlanes, + numClipIntersection: clipping.numIntersection, + + dithering: material.dithering, + + shadowMapEnabled: renderer.shadowMap.enabled && shadows.length > 0, + shadowMapType: renderer.shadowMap.type, + + toneMapping: toneMapping, + useLegacyLights: renderer._useLegacyLights, + + decodeVideoTexture: HAS_MAP && ( material.map.isVideoTexture === true ) && ( ColorManagement.getTransfer( material.map.colorSpace ) === SRGBTransfer ), + + premultipliedAlpha: material.premultipliedAlpha, + + doubleSided: material.side === DoubleSide, + flipSided: material.side === BackSide, + + useDepthPacking: material.depthPacking >= 0, + depthPacking: material.depthPacking || 0, + + index0AttributeName: material.index0AttributeName, + + extensionDerivatives: HAS_EXTENSIONS && material.extensions.derivatives === true, + extensionFragDepth: HAS_EXTENSIONS && material.extensions.fragDepth === true, + extensionDrawBuffers: HAS_EXTENSIONS && material.extensions.drawBuffers === true, + extensionShaderTextureLOD: HAS_EXTENSIONS && material.extensions.shaderTextureLOD === true, + extensionClipCullDistance: HAS_EXTENSIONS && material.extensions.clipCullDistance && extensions.has( 'WEBGL_clip_cull_distance' ), + + rendererExtensionFragDepth: IS_WEBGL2 || extensions.has( 'EXT_frag_depth' ), + rendererExtensionDrawBuffers: IS_WEBGL2 || extensions.has( 'WEBGL_draw_buffers' ), + rendererExtensionShaderTextureLod: IS_WEBGL2 || extensions.has( 'EXT_shader_texture_lod' ), + rendererExtensionParallelShaderCompile: extensions.has( 'KHR_parallel_shader_compile' ), + + customProgramCacheKey: material.customProgramCacheKey() + + }; + + return parameters; + + } + + function getProgramCacheKey( parameters ) { + + const array = []; + + if ( parameters.shaderID ) { + + array.push( parameters.shaderID ); + + } else { + + array.push( parameters.customVertexShaderID ); + array.push( parameters.customFragmentShaderID ); + + } + + if ( parameters.defines !== undefined ) { + + for ( const name in parameters.defines ) { + + array.push( name ); + array.push( parameters.defines[ name ] ); + + } + + } + + if ( parameters.isRawShaderMaterial === false ) { + + getProgramCacheKeyParameters( array, parameters ); + getProgramCacheKeyBooleans( array, parameters ); + array.push( renderer.outputColorSpace ); + + } + + array.push( parameters.customProgramCacheKey ); + + return array.join(); + + } + + function getProgramCacheKeyParameters( array, parameters ) { + + array.push( parameters.precision ); + array.push( parameters.outputColorSpace ); + array.push( parameters.envMapMode ); + array.push( parameters.envMapCubeUVHeight ); + array.push( parameters.mapUv ); + array.push( parameters.alphaMapUv ); + array.push( parameters.lightMapUv ); + array.push( parameters.aoMapUv ); + array.push( parameters.bumpMapUv ); + array.push( parameters.normalMapUv ); + array.push( parameters.displacementMapUv ); + array.push( parameters.emissiveMapUv ); + array.push( parameters.metalnessMapUv ); + array.push( parameters.roughnessMapUv ); + array.push( parameters.anisotropyMapUv ); + array.push( parameters.clearcoatMapUv ); + array.push( parameters.clearcoatNormalMapUv ); + array.push( parameters.clearcoatRoughnessMapUv ); + array.push( parameters.iridescenceMapUv ); + array.push( parameters.iridescenceThicknessMapUv ); + array.push( parameters.sheenColorMapUv ); + array.push( parameters.sheenRoughnessMapUv ); + array.push( parameters.specularMapUv ); + array.push( parameters.specularColorMapUv ); + array.push( parameters.specularIntensityMapUv ); + array.push( parameters.transmissionMapUv ); + array.push( parameters.thicknessMapUv ); + array.push( parameters.combine ); + array.push( parameters.fogExp2 ); + array.push( parameters.sizeAttenuation ); + array.push( parameters.morphTargetsCount ); + array.push( parameters.morphAttributeCount ); + array.push( parameters.numDirLights ); + array.push( parameters.numPointLights ); + array.push( parameters.numSpotLights ); + array.push( parameters.numSpotLightMaps ); + array.push( parameters.numHemiLights ); + array.push( parameters.numRectAreaLights ); + array.push( parameters.numDirLightShadows ); + array.push( parameters.numPointLightShadows ); + array.push( parameters.numSpotLightShadows ); + array.push( parameters.numSpotLightShadowsWithMaps ); + array.push( parameters.numLightProbes ); + array.push( parameters.shadowMapType ); + array.push( parameters.toneMapping ); + array.push( parameters.numClippingPlanes ); + array.push( parameters.numClipIntersection ); + array.push( parameters.depthPacking ); + + } + + function getProgramCacheKeyBooleans( array, parameters ) { + + _programLayers.disableAll(); + + if ( parameters.isWebGL2 ) + _programLayers.enable( 0 ); + if ( parameters.supportsVertexTextures ) + _programLayers.enable( 1 ); + if ( parameters.instancing ) + _programLayers.enable( 2 ); + if ( parameters.instancingColor ) + _programLayers.enable( 3 ); + if ( parameters.matcap ) + _programLayers.enable( 4 ); + if ( parameters.envMap ) + _programLayers.enable( 5 ); + if ( parameters.normalMapObjectSpace ) + _programLayers.enable( 6 ); + if ( parameters.normalMapTangentSpace ) + _programLayers.enable( 7 ); + if ( parameters.clearcoat ) + _programLayers.enable( 8 ); + if ( parameters.iridescence ) + _programLayers.enable( 9 ); + if ( parameters.alphaTest ) + _programLayers.enable( 10 ); + if ( parameters.vertexColors ) + _programLayers.enable( 11 ); + if ( parameters.vertexAlphas ) + _programLayers.enable( 12 ); + if ( parameters.vertexUv1s ) + _programLayers.enable( 13 ); + if ( parameters.vertexUv2s ) + _programLayers.enable( 14 ); + if ( parameters.vertexUv3s ) + _programLayers.enable( 15 ); + if ( parameters.vertexTangents ) + _programLayers.enable( 16 ); + if ( parameters.anisotropy ) + _programLayers.enable( 17 ); + if ( parameters.alphaHash ) + _programLayers.enable( 18 ); + if ( parameters.batching ) + _programLayers.enable( 19 ); + + array.push( _programLayers.mask ); + _programLayers.disableAll(); + + if ( parameters.fog ) + _programLayers.enable( 0 ); + if ( parameters.useFog ) + _programLayers.enable( 1 ); + if ( parameters.flatShading ) + _programLayers.enable( 2 ); + if ( parameters.logarithmicDepthBuffer ) + _programLayers.enable( 3 ); + if ( parameters.skinning ) + _programLayers.enable( 4 ); + if ( parameters.morphTargets ) + _programLayers.enable( 5 ); + if ( parameters.morphNormals ) + _programLayers.enable( 6 ); + if ( parameters.morphColors ) + _programLayers.enable( 7 ); + if ( parameters.premultipliedAlpha ) + _programLayers.enable( 8 ); + if ( parameters.shadowMapEnabled ) + _programLayers.enable( 9 ); + if ( parameters.useLegacyLights ) + _programLayers.enable( 10 ); + if ( parameters.doubleSided ) + _programLayers.enable( 11 ); + if ( parameters.flipSided ) + _programLayers.enable( 12 ); + if ( parameters.useDepthPacking ) + _programLayers.enable( 13 ); + if ( parameters.dithering ) + _programLayers.enable( 14 ); + if ( parameters.transmission ) + _programLayers.enable( 15 ); + if ( parameters.sheen ) + _programLayers.enable( 16 ); + if ( parameters.opaque ) + _programLayers.enable( 17 ); + if ( parameters.pointsUvs ) + _programLayers.enable( 18 ); + if ( parameters.decodeVideoTexture ) + _programLayers.enable( 19 ); + + array.push( _programLayers.mask ); + + } + + function getUniforms( material ) { + + const shaderID = shaderIDs[ material.type ]; + let uniforms; + + if ( shaderID ) { + + const shader = ShaderLib[ shaderID ]; + uniforms = UniformsUtils.clone( shader.uniforms ); + + } else { + + uniforms = material.uniforms; + + } + + return uniforms; + + } + + function acquireProgram( parameters, cacheKey ) { + + let program; + + // Check if code has been already compiled + for ( let p = 0, pl = programs.length; p < pl; p ++ ) { + + const preexistingProgram = programs[ p ]; + + if ( preexistingProgram.cacheKey === cacheKey ) { + + program = preexistingProgram; + ++ program.usedTimes; + + break; + + } + + } + + if ( program === undefined ) { + + program = new WebGLProgram( renderer, cacheKey, parameters, bindingStates ); + programs.push( program ); + + } + + return program; + + } + + function releaseProgram( program ) { + + if ( -- program.usedTimes === 0 ) { + + // Remove from unordered set + const i = programs.indexOf( program ); + programs[ i ] = programs[ programs.length - 1 ]; + programs.pop(); + + // Free WebGL resources + program.destroy(); + + } + + } + + function releaseShaderCache( material ) { + + _customShaders.remove( material ); + + } + + function dispose() { + + _customShaders.dispose(); + + } + + return { + getParameters: getParameters, + getProgramCacheKey: getProgramCacheKey, + getUniforms: getUniforms, + acquireProgram: acquireProgram, + releaseProgram: releaseProgram, + releaseShaderCache: releaseShaderCache, + // Exposed for resource monitoring & error feedback via renderer.info: + programs: programs, + dispose: dispose + }; + +} + +export { WebGLPrograms }; diff --git a/libs/three/src/renderers/webgl/WebGLProperties.js b/libs/three/src/renderers/webgl/WebGLProperties.js new file mode 100644 index 000000000..42d34a355 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLProperties.js @@ -0,0 +1,48 @@ +function WebGLProperties() { + + let properties = new WeakMap(); + + function get( object ) { + + let map = properties.get( object ); + + if ( map === undefined ) { + + map = {}; + properties.set( object, map ); + + } + + return map; + + } + + function remove( object ) { + + properties.delete( object ); + + } + + function update( object, key, value ) { + + properties.get( object )[ key ] = value; + + } + + function dispose() { + + properties = new WeakMap(); + + } + + return { + get: get, + remove: remove, + update: update, + dispose: dispose + }; + +} + + +export { WebGLProperties }; diff --git a/libs/three/src/renderers/webgl/WebGLRenderLists.js b/libs/three/src/renderers/webgl/WebGLRenderLists.js new file mode 100644 index 000000000..2839e8b94 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLRenderLists.js @@ -0,0 +1,238 @@ +function painterSortStable( a, b ) { + + if ( a.groupOrder !== b.groupOrder ) { + + return a.groupOrder - b.groupOrder; + + } else if ( a.renderOrder !== b.renderOrder ) { + + return a.renderOrder - b.renderOrder; + + } else if ( a.material.id !== b.material.id ) { + + return a.material.id - b.material.id; + + } else if ( a.z !== b.z ) { + + return a.z - b.z; + + } else { + + return a.id - b.id; + + } + +} + +function reversePainterSortStable( a, b ) { + + if ( a.groupOrder !== b.groupOrder ) { + + return a.groupOrder - b.groupOrder; + + } else if ( a.renderOrder !== b.renderOrder ) { + + return a.renderOrder - b.renderOrder; + + } else if ( a.z !== b.z ) { + + return b.z - a.z; + + } else { + + return a.id - b.id; + + } + +} + + +function WebGLRenderList() { + + const renderItems = []; + let renderItemsIndex = 0; + + const opaque = []; + const transmissive = []; + const transparent = []; + + function init() { + + renderItemsIndex = 0; + + opaque.length = 0; + transmissive.length = 0; + transparent.length = 0; + + } + + function getNextRenderItem( object, geometry, material, groupOrder, z, group ) { + + let renderItem = renderItems[ renderItemsIndex ]; + + if ( renderItem === undefined ) { + + renderItem = { + id: object.id, + object: object, + geometry: geometry, + material: material, + groupOrder: groupOrder, + renderOrder: object.renderOrder, + z: z, + group: group + }; + + renderItems[ renderItemsIndex ] = renderItem; + + } else { + + renderItem.id = object.id; + renderItem.object = object; + renderItem.geometry = geometry; + renderItem.material = material; + renderItem.groupOrder = groupOrder; + renderItem.renderOrder = object.renderOrder; + renderItem.z = z; + renderItem.group = group; + + } + + renderItemsIndex ++; + + return renderItem; + + } + + function push( object, geometry, material, groupOrder, z, group ) { + + const renderItem = getNextRenderItem( object, geometry, material, groupOrder, z, group ); + + if ( material.transmission > 0.0 ) { + + transmissive.push( renderItem ); + + } else if ( material.transparent === true ) { + + transparent.push( renderItem ); + + } else { + + opaque.push( renderItem ); + + } + + } + + function unshift( object, geometry, material, groupOrder, z, group ) { + + const renderItem = getNextRenderItem( object, geometry, material, groupOrder, z, group ); + + if ( material.transmission > 0.0 ) { + + transmissive.unshift( renderItem ); + + } else if ( material.transparent === true ) { + + transparent.unshift( renderItem ); + + } else { + + opaque.unshift( renderItem ); + + } + + } + + function sort( customOpaqueSort, customTransparentSort ) { + + if ( opaque.length > 1 ) opaque.sort( customOpaqueSort || painterSortStable ); + if ( transmissive.length > 1 ) transmissive.sort( customTransparentSort || reversePainterSortStable ); + if ( transparent.length > 1 ) transparent.sort( customTransparentSort || reversePainterSortStable ); + + } + + function finish() { + + // Clear references from inactive renderItems in the list + + for ( let i = renderItemsIndex, il = renderItems.length; i < il; i ++ ) { + + const renderItem = renderItems[ i ]; + + if ( renderItem.id === null ) break; + + renderItem.id = null; + renderItem.object = null; + renderItem.geometry = null; + renderItem.material = null; + renderItem.group = null; + + } + + } + + return { + + opaque: opaque, + transmissive: transmissive, + transparent: transparent, + + init: init, + push: push, + unshift: unshift, + finish: finish, + + sort: sort + }; + +} + +function WebGLRenderLists() { + + let lists = new WeakMap(); + + function get( scene, renderCallDepth ) { + + const listArray = lists.get( scene ); + let list; + + if ( listArray === undefined ) { + + list = new WebGLRenderList(); + lists.set( scene, [ list ] ); + + } else { + + if ( renderCallDepth >= listArray.length ) { + + list = new WebGLRenderList(); + listArray.push( list ); + + } else { + + list = listArray[ renderCallDepth ]; + + } + + } + + return list; + + } + + function dispose() { + + lists = new WeakMap(); + + } + + return { + get: get, + dispose: dispose + }; + +} + + +export { WebGLRenderLists, WebGLRenderList }; diff --git a/libs/three/src/renderers/webgl/WebGLRenderStates.js b/libs/three/src/renderers/webgl/WebGLRenderStates.js new file mode 100644 index 000000000..dec59885f --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLRenderStates.js @@ -0,0 +1,107 @@ +import { WebGLLights } from './WebGLLights.js'; + +function WebGLRenderState( extensions, capabilities ) { + + const lights = new WebGLLights( extensions, capabilities ); + + const lightsArray = []; + const shadowsArray = []; + + function init() { + + lightsArray.length = 0; + shadowsArray.length = 0; + + } + + function pushLight( light ) { + + lightsArray.push( light ); + + } + + function pushShadow( shadowLight ) { + + shadowsArray.push( shadowLight ); + + } + + function setupLights( useLegacyLights ) { + + lights.setup( lightsArray, useLegacyLights ); + + } + + function setupLightsView( camera ) { + + lights.setupView( lightsArray, camera ); + + } + + const state = { + lightsArray: lightsArray, + shadowsArray: shadowsArray, + + lights: lights + }; + + return { + init: init, + state: state, + setupLights: setupLights, + setupLightsView: setupLightsView, + + pushLight: pushLight, + pushShadow: pushShadow + }; + +} + +function WebGLRenderStates( extensions, capabilities ) { + + let renderStates = new WeakMap(); + + function get( scene, renderCallDepth = 0 ) { + + const renderStateArray = renderStates.get( scene ); + let renderState; + + if ( renderStateArray === undefined ) { + + renderState = new WebGLRenderState( extensions, capabilities ); + renderStates.set( scene, [ renderState ] ); + + } else { + + if ( renderCallDepth >= renderStateArray.length ) { + + renderState = new WebGLRenderState( extensions, capabilities ); + renderStateArray.push( renderState ); + + } else { + + renderState = renderStateArray[ renderCallDepth ]; + + } + + } + + return renderState; + + } + + function dispose() { + + renderStates = new WeakMap(); + + } + + return { + get: get, + dispose: dispose + }; + +} + + +export { WebGLRenderStates }; diff --git a/libs/three/src/renderers/webgl/WebGLShader.js b/libs/three/src/renderers/webgl/WebGLShader.js new file mode 100644 index 000000000..b025de29f --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLShader.js @@ -0,0 +1,12 @@ +function WebGLShader( gl, type, string ) { + + const shader = gl.createShader( type ); + + gl.shaderSource( shader, string ); + gl.compileShader( shader ); + + return shader; + +} + +export { WebGLShader }; diff --git a/libs/three/src/renderers/webgl/WebGLShaderCache.js b/libs/three/src/renderers/webgl/WebGLShaderCache.js new file mode 100644 index 000000000..4e0fffcbb --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLShaderCache.js @@ -0,0 +1,124 @@ +let _id = 0; + +class WebGLShaderCache { + + constructor() { + + this.shaderCache = new Map(); + this.materialCache = new Map(); + + } + + update( material ) { + + const vertexShader = material.vertexShader; + const fragmentShader = material.fragmentShader; + + const vertexShaderStage = this._getShaderStage( vertexShader ); + const fragmentShaderStage = this._getShaderStage( fragmentShader ); + + const materialShaders = this._getShaderCacheForMaterial( material ); + + if ( materialShaders.has( vertexShaderStage ) === false ) { + + materialShaders.add( vertexShaderStage ); + vertexShaderStage.usedTimes ++; + + } + + if ( materialShaders.has( fragmentShaderStage ) === false ) { + + materialShaders.add( fragmentShaderStage ); + fragmentShaderStage.usedTimes ++; + + } + + return this; + + } + + remove( material ) { + + const materialShaders = this.materialCache.get( material ); + + for ( const shaderStage of materialShaders ) { + + shaderStage.usedTimes --; + + if ( shaderStage.usedTimes === 0 ) this.shaderCache.delete( shaderStage.code ); + + } + + this.materialCache.delete( material ); + + return this; + + } + + getVertexShaderID( material ) { + + return this._getShaderStage( material.vertexShader ).id; + + } + + getFragmentShaderID( material ) { + + return this._getShaderStage( material.fragmentShader ).id; + + } + + dispose() { + + this.shaderCache.clear(); + this.materialCache.clear(); + + } + + _getShaderCacheForMaterial( material ) { + + const cache = this.materialCache; + let set = cache.get( material ); + + if ( set === undefined ) { + + set = new Set(); + cache.set( material, set ); + + } + + return set; + + } + + _getShaderStage( code ) { + + const cache = this.shaderCache; + let stage = cache.get( code ); + + if ( stage === undefined ) { + + stage = new WebGLShaderStage( code ); + cache.set( code, stage ); + + } + + return stage; + + } + +} + +class WebGLShaderStage { + + constructor( code ) { + + this.id = _id ++; + + this.code = code; + this.usedTimes = 0; + + } + +} + +export { WebGLShaderCache }; diff --git a/libs/three/src/renderers/webgl/WebGLShadowMap.js b/libs/three/src/renderers/webgl/WebGLShadowMap.js new file mode 100644 index 000000000..a3ed13e3a --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLShadowMap.js @@ -0,0 +1,424 @@ +import { FrontSide, BackSide, DoubleSide, NearestFilter, PCFShadowMap, VSMShadowMap, RGBADepthPacking, NoBlending } from '../../constants.js'; +import { WebGLRenderTarget } from '../WebGLRenderTarget.js'; +import { MeshDepthMaterial } from '../../materials/MeshDepthMaterial.js'; +import { MeshDistanceMaterial } from '../../materials/MeshDistanceMaterial.js'; +import { ShaderMaterial } from '../../materials/ShaderMaterial.js'; +import { BufferAttribute } from '../../core/BufferAttribute.js'; +import { BufferGeometry } from '../../core/BufferGeometry.js'; +import { Mesh } from '../../objects/Mesh.js'; +import { Vector4 } from '../../math/Vector4.js'; +import { Vector2 } from '../../math/Vector2.js'; +import { Frustum } from '../../math/Frustum.js'; + +import * as vsm from '../shaders/ShaderLib/vsm.glsl.js'; + +function WebGLShadowMap( _renderer, _objects, _capabilities ) { + + let _frustum = new Frustum(); + + const _shadowMapSize = new Vector2(), + _viewportSize = new Vector2(), + + _viewport = new Vector4(), + + _depthMaterial = new MeshDepthMaterial( { depthPacking: RGBADepthPacking } ), + _distanceMaterial = new MeshDistanceMaterial(), + + _materialCache = {}, + + _maxTextureSize = _capabilities.maxTextureSize; + + const shadowSide = { [ FrontSide ]: BackSide, [ BackSide ]: FrontSide, [ DoubleSide ]: DoubleSide }; + + const shadowMaterialVertical = new ShaderMaterial( { + defines: { + VSM_SAMPLES: 8 + }, + uniforms: { + shadow_pass: { value: null }, + resolution: { value: new Vector2() }, + radius: { value: 4.0 } + }, + + vertexShader: vsm.vertex, + fragmentShader: vsm.fragment + + } ); + + const shadowMaterialHorizontal = shadowMaterialVertical.clone(); + shadowMaterialHorizontal.defines.HORIZONTAL_PASS = 1; + + const fullScreenTri = new BufferGeometry(); + fullScreenTri.setAttribute( + 'position', + new BufferAttribute( + new Float32Array( [ - 1, - 1, 0.5, 3, - 1, 0.5, - 1, 3, 0.5 ] ), + 3 + ) + ); + + const fullScreenMesh = new Mesh( fullScreenTri, shadowMaterialVertical ); + + const scope = this; + + this.enabled = false; + + this.autoUpdate = true; + this.needsUpdate = false; + + this.type = PCFShadowMap; + let _previousType = this.type; + + this.render = function ( lights, scene, camera ) { + + if ( scope.enabled === false ) return; + if ( scope.autoUpdate === false && scope.needsUpdate === false ) return; + + if ( lights.length === 0 ) return; + + const currentRenderTarget = _renderer.getRenderTarget(); + const activeCubeFace = _renderer.getActiveCubeFace(); + const activeMipmapLevel = _renderer.getActiveMipmapLevel(); + + const _state = _renderer.state; + + // Set GL state for depth map. + _state.setBlending( NoBlending ); + _state.buffers.color.setClear( 1, 1, 1, 1 ); + _state.buffers.depth.setTest( true ); + _state.setScissorTest( false ); + + // check for shadow map type changes + + const toVSM = ( _previousType !== VSMShadowMap && this.type === VSMShadowMap ); + const fromVSM = ( _previousType === VSMShadowMap && this.type !== VSMShadowMap ); + + // render depth map + + for ( let i = 0, il = lights.length; i < il; i ++ ) { + + const light = lights[ i ]; + const shadow = light.shadow; + + if ( shadow === undefined ) { + + console.warn( 'THREE.WebGLShadowMap:', light, 'has no shadow.' ); + continue; + + } + + if ( shadow.autoUpdate === false && shadow.needsUpdate === false ) continue; + + _shadowMapSize.copy( shadow.mapSize ); + + const shadowFrameExtents = shadow.getFrameExtents(); + + _shadowMapSize.multiply( shadowFrameExtents ); + + _viewportSize.copy( shadow.mapSize ); + + if ( _shadowMapSize.x > _maxTextureSize || _shadowMapSize.y > _maxTextureSize ) { + + if ( _shadowMapSize.x > _maxTextureSize ) { + + _viewportSize.x = Math.floor( _maxTextureSize / shadowFrameExtents.x ); + _shadowMapSize.x = _viewportSize.x * shadowFrameExtents.x; + shadow.mapSize.x = _viewportSize.x; + + } + + if ( _shadowMapSize.y > _maxTextureSize ) { + + _viewportSize.y = Math.floor( _maxTextureSize / shadowFrameExtents.y ); + _shadowMapSize.y = _viewportSize.y * shadowFrameExtents.y; + shadow.mapSize.y = _viewportSize.y; + + } + + } + + if ( shadow.map === null || toVSM === true || fromVSM === true ) { + + const pars = ( this.type !== VSMShadowMap ) ? { minFilter: NearestFilter, magFilter: NearestFilter } : {}; + + if ( shadow.map !== null ) { + + shadow.map.dispose(); + + } + + shadow.map = new WebGLRenderTarget( _shadowMapSize.x, _shadowMapSize.y, pars ); + shadow.map.texture.name = light.name + '.shadowMap'; + + shadow.camera.updateProjectionMatrix(); + + } + + _renderer.setRenderTarget( shadow.map ); + _renderer.clear(); + + const viewportCount = shadow.getViewportCount(); + + for ( let vp = 0; vp < viewportCount; vp ++ ) { + + const viewport = shadow.getViewport( vp ); + + _viewport.set( + _viewportSize.x * viewport.x, + _viewportSize.y * viewport.y, + _viewportSize.x * viewport.z, + _viewportSize.y * viewport.w + ); + + _state.viewport( _viewport ); + + shadow.updateMatrices( light, vp ); + + _frustum = shadow.getFrustum(); + + renderObject( scene, camera, shadow.camera, light, this.type ); + + } + + // do blur pass for VSM + + if ( shadow.isPointLightShadow !== true && this.type === VSMShadowMap ) { + + VSMPass( shadow, camera ); + + } + + shadow.needsUpdate = false; + + } + + _previousType = this.type; + + scope.needsUpdate = false; + + _renderer.setRenderTarget( currentRenderTarget, activeCubeFace, activeMipmapLevel ); + + }; + + function VSMPass( shadow, camera ) { + + const geometry = _objects.update( fullScreenMesh ); + + if ( shadowMaterialVertical.defines.VSM_SAMPLES !== shadow.blurSamples ) { + + shadowMaterialVertical.defines.VSM_SAMPLES = shadow.blurSamples; + shadowMaterialHorizontal.defines.VSM_SAMPLES = shadow.blurSamples; + + shadowMaterialVertical.needsUpdate = true; + shadowMaterialHorizontal.needsUpdate = true; + + } + + if ( shadow.mapPass === null ) { + + shadow.mapPass = new WebGLRenderTarget( _shadowMapSize.x, _shadowMapSize.y ); + + } + + // vertical pass + + shadowMaterialVertical.uniforms.shadow_pass.value = shadow.map.texture; + shadowMaterialVertical.uniforms.resolution.value = shadow.mapSize; + shadowMaterialVertical.uniforms.radius.value = shadow.radius; + _renderer.setRenderTarget( shadow.mapPass ); + _renderer.clear(); + _renderer.renderBufferDirect( camera, null, geometry, shadowMaterialVertical, fullScreenMesh, null ); + + // horizontal pass + + shadowMaterialHorizontal.uniforms.shadow_pass.value = shadow.mapPass.texture; + shadowMaterialHorizontal.uniforms.resolution.value = shadow.mapSize; + shadowMaterialHorizontal.uniforms.radius.value = shadow.radius; + _renderer.setRenderTarget( shadow.map ); + _renderer.clear(); + _renderer.renderBufferDirect( camera, null, geometry, shadowMaterialHorizontal, fullScreenMesh, null ); + + } + + function getDepthMaterial( object, material, light, type ) { + + let result = null; + + const customMaterial = ( light.isPointLight === true ) ? object.customDistanceMaterial : object.customDepthMaterial; + + if ( customMaterial !== undefined ) { + + result = customMaterial; + + } else { + + result = ( light.isPointLight === true ) ? _distanceMaterial : _depthMaterial; + + if ( ( _renderer.localClippingEnabled && material.clipShadows === true && Array.isArray( material.clippingPlanes ) && material.clippingPlanes.length !== 0 ) || + ( material.displacementMap && material.displacementScale !== 0 ) || + ( material.alphaMap && material.alphaTest > 0 ) || + ( material.map && material.alphaTest > 0 ) ) { + + // in this case we need a unique material instance reflecting the + // appropriate state + + const keyA = result.uuid, keyB = material.uuid; + + let materialsForVariant = _materialCache[ keyA ]; + + if ( materialsForVariant === undefined ) { + + materialsForVariant = {}; + _materialCache[ keyA ] = materialsForVariant; + + } + + let cachedMaterial = materialsForVariant[ keyB ]; + + if ( cachedMaterial === undefined ) { + + cachedMaterial = result.clone(); + materialsForVariant[ keyB ] = cachedMaterial; + material.addEventListener( 'dispose', onMaterialDispose ); + + } + + result = cachedMaterial; + + } + + } + + result.visible = material.visible; + result.wireframe = material.wireframe; + + if ( type === VSMShadowMap ) { + + result.side = ( material.shadowSide !== null ) ? material.shadowSide : material.side; + + } else { + + result.side = ( material.shadowSide !== null ) ? material.shadowSide : shadowSide[ material.side ]; + + } + + result.alphaMap = material.alphaMap; + result.alphaTest = material.alphaTest; + result.map = material.map; + + result.clipShadows = material.clipShadows; + result.clippingPlanes = material.clippingPlanes; + result.clipIntersection = material.clipIntersection; + + result.displacementMap = material.displacementMap; + result.displacementScale = material.displacementScale; + result.displacementBias = material.displacementBias; + + result.wireframeLinewidth = material.wireframeLinewidth; + result.linewidth = material.linewidth; + + if ( light.isPointLight === true && result.isMeshDistanceMaterial === true ) { + + const materialProperties = _renderer.properties.get( result ); + materialProperties.light = light; + + } + + return result; + + } + + function renderObject( object, camera, shadowCamera, light, type ) { + + if ( object.visible === false ) return; + + const visible = object.layers.test( camera.layers ); + + if ( visible && ( object.isMesh || object.isLine || object.isPoints ) ) { + + if ( ( object.castShadow || ( object.receiveShadow && type === VSMShadowMap ) ) && ( ! object.frustumCulled || _frustum.intersectsObject( object ) ) ) { + + object.modelViewMatrix.multiplyMatrices( shadowCamera.matrixWorldInverse, object.matrixWorld ); + + const geometry = _objects.update( object ); + const material = object.material; + + if ( Array.isArray( material ) ) { + + const groups = geometry.groups; + + for ( let k = 0, kl = groups.length; k < kl; k ++ ) { + + const group = groups[ k ]; + const groupMaterial = material[ group.materialIndex ]; + + if ( groupMaterial && groupMaterial.visible ) { + + const depthMaterial = getDepthMaterial( object, groupMaterial, light, type ); + + object.onBeforeShadow( _renderer, object, camera, shadowCamera, geometry, depthMaterial, group ); + + _renderer.renderBufferDirect( shadowCamera, null, geometry, depthMaterial, object, group ); + + object.onAfterShadow( _renderer, object, camera, shadowCamera, geometry, depthMaterial, group ); + + } + + } + + } else if ( material.visible ) { + + const depthMaterial = getDepthMaterial( object, material, light, type ); + + object.onBeforeShadow( _renderer, object, camera, shadowCamera, geometry, depthMaterial, null ); + + _renderer.renderBufferDirect( shadowCamera, null, geometry, depthMaterial, object, null ); + + object.onAfterShadow( _renderer, object, camera, shadowCamera, geometry, depthMaterial, null ); + + } + + } + + } + + const children = object.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + renderObject( children[ i ], camera, shadowCamera, light, type ); + + } + + } + + function onMaterialDispose( event ) { + + const material = event.target; + + material.removeEventListener( 'dispose', onMaterialDispose ); + + // make sure to remove the unique distance/depth materials used for shadow map rendering + + for ( const id in _materialCache ) { + + const cache = _materialCache[ id ]; + + const uuid = event.target.uuid; + + if ( uuid in cache ) { + + const shadowMaterial = cache[ uuid ]; + shadowMaterial.dispose(); + delete cache[ uuid ]; + + } + + } + + } + +} + + +export { WebGLShadowMap }; diff --git a/libs/three/src/renderers/webgl/WebGLState.js b/libs/three/src/renderers/webgl/WebGLState.js new file mode 100644 index 000000000..707a9dec6 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLState.js @@ -0,0 +1,1328 @@ +import { NotEqualDepth, GreaterDepth, GreaterEqualDepth, EqualDepth, LessEqualDepth, LessDepth, AlwaysDepth, NeverDepth, CullFaceFront, CullFaceBack, CullFaceNone, DoubleSide, BackSide, CustomBlending, MultiplyBlending, SubtractiveBlending, AdditiveBlending, NoBlending, NormalBlending, AddEquation, SubtractEquation, ReverseSubtractEquation, MinEquation, MaxEquation, ZeroFactor, OneFactor, SrcColorFactor, SrcAlphaFactor, SrcAlphaSaturateFactor, DstColorFactor, DstAlphaFactor, OneMinusSrcColorFactor, OneMinusSrcAlphaFactor, OneMinusDstColorFactor, OneMinusDstAlphaFactor, ConstantColorFactor, OneMinusConstantColorFactor, ConstantAlphaFactor, OneMinusConstantAlphaFactor } from '../../constants.js'; +import { Color } from '../../math/Color.js'; +import { Vector4 } from '../../math/Vector4.js'; + +function WebGLState( gl, extensions, capabilities ) { + + const isWebGL2 = capabilities.isWebGL2; + + function ColorBuffer() { + + let locked = false; + + const color = new Vector4(); + let currentColorMask = null; + const currentColorClear = new Vector4( 0, 0, 0, 0 ); + + return { + + setMask: function ( colorMask ) { + + if ( currentColorMask !== colorMask && ! locked ) { + + gl.colorMask( colorMask, colorMask, colorMask, colorMask ); + currentColorMask = colorMask; + + } + + }, + + setLocked: function ( lock ) { + + locked = lock; + + }, + + setClear: function ( r, g, b, a, premultipliedAlpha ) { + + if ( premultipliedAlpha === true ) { + + r *= a; g *= a; b *= a; + + } + + color.set( r, g, b, a ); + + if ( currentColorClear.equals( color ) === false ) { + + gl.clearColor( r, g, b, a ); + currentColorClear.copy( color ); + + } + + }, + + reset: function () { + + locked = false; + + currentColorMask = null; + currentColorClear.set( - 1, 0, 0, 0 ); // set to invalid state + + } + + }; + + } + + function DepthBuffer() { + + let locked = false; + + let currentDepthMask = null; + let currentDepthFunc = null; + let currentDepthClear = null; + + return { + + setTest: function ( depthTest ) { + + if ( depthTest ) { + + enable( gl.DEPTH_TEST ); + + } else { + + disable( gl.DEPTH_TEST ); + + } + + }, + + setMask: function ( depthMask ) { + + if ( currentDepthMask !== depthMask && ! locked ) { + + gl.depthMask( depthMask ); + currentDepthMask = depthMask; + + } + + }, + + setFunc: function ( depthFunc ) { + + if ( currentDepthFunc !== depthFunc ) { + + switch ( depthFunc ) { + + case NeverDepth: + + gl.depthFunc( gl.NEVER ); + break; + + case AlwaysDepth: + + gl.depthFunc( gl.ALWAYS ); + break; + + case LessDepth: + + gl.depthFunc( gl.LESS ); + break; + + case LessEqualDepth: + + gl.depthFunc( gl.LEQUAL ); + break; + + case EqualDepth: + + gl.depthFunc( gl.EQUAL ); + break; + + case GreaterEqualDepth: + + gl.depthFunc( gl.GEQUAL ); + break; + + case GreaterDepth: + + gl.depthFunc( gl.GREATER ); + break; + + case NotEqualDepth: + + gl.depthFunc( gl.NOTEQUAL ); + break; + + default: + + gl.depthFunc( gl.LEQUAL ); + + } + + currentDepthFunc = depthFunc; + + } + + }, + + setLocked: function ( lock ) { + + locked = lock; + + }, + + setClear: function ( depth ) { + + if ( currentDepthClear !== depth ) { + + gl.clearDepth( depth ); + currentDepthClear = depth; + + } + + }, + + reset: function () { + + locked = false; + + currentDepthMask = null; + currentDepthFunc = null; + currentDepthClear = null; + + } + + }; + + } + + function StencilBuffer() { + + let locked = false; + + let currentStencilMask = null; + let currentStencilFunc = null; + let currentStencilRef = null; + let currentStencilFuncMask = null; + let currentStencilFail = null; + let currentStencilZFail = null; + let currentStencilZPass = null; + let currentStencilClear = null; + + return { + + setTest: function ( stencilTest ) { + + if ( ! locked ) { + + if ( stencilTest ) { + + enable( gl.STENCIL_TEST ); + + } else { + + disable( gl.STENCIL_TEST ); + + } + + } + + }, + + setMask: function ( stencilMask ) { + + if ( currentStencilMask !== stencilMask && ! locked ) { + + gl.stencilMask( stencilMask ); + currentStencilMask = stencilMask; + + } + + }, + + setFunc: function ( stencilFunc, stencilRef, stencilMask ) { + + if ( currentStencilFunc !== stencilFunc || + currentStencilRef !== stencilRef || + currentStencilFuncMask !== stencilMask ) { + + gl.stencilFunc( stencilFunc, stencilRef, stencilMask ); + + currentStencilFunc = stencilFunc; + currentStencilRef = stencilRef; + currentStencilFuncMask = stencilMask; + + } + + }, + + setOp: function ( stencilFail, stencilZFail, stencilZPass ) { + + if ( currentStencilFail !== stencilFail || + currentStencilZFail !== stencilZFail || + currentStencilZPass !== stencilZPass ) { + + gl.stencilOp( stencilFail, stencilZFail, stencilZPass ); + + currentStencilFail = stencilFail; + currentStencilZFail = stencilZFail; + currentStencilZPass = stencilZPass; + + } + + }, + + setLocked: function ( lock ) { + + locked = lock; + + }, + + setClear: function ( stencil ) { + + if ( currentStencilClear !== stencil ) { + + gl.clearStencil( stencil ); + currentStencilClear = stencil; + + } + + }, + + reset: function () { + + locked = false; + + currentStencilMask = null; + currentStencilFunc = null; + currentStencilRef = null; + currentStencilFuncMask = null; + currentStencilFail = null; + currentStencilZFail = null; + currentStencilZPass = null; + currentStencilClear = null; + + } + + }; + + } + + // + + const colorBuffer = new ColorBuffer(); + const depthBuffer = new DepthBuffer(); + const stencilBuffer = new StencilBuffer(); + + const uboBindings = new WeakMap(); + const uboProgramMap = new WeakMap(); + + let enabledCapabilities = {}; + + let currentBoundFramebuffers = {}; + let currentDrawbuffers = new WeakMap(); + let defaultDrawbuffers = []; + + let currentProgram = null; + + let currentBlendingEnabled = false; + let currentBlending = null; + let currentBlendEquation = null; + let currentBlendSrc = null; + let currentBlendDst = null; + let currentBlendEquationAlpha = null; + let currentBlendSrcAlpha = null; + let currentBlendDstAlpha = null; + let currentBlendColor = new Color( 0, 0, 0 ); + let currentBlendAlpha = 0; + let currentPremultipledAlpha = false; + + let currentFlipSided = null; + let currentCullFace = null; + + let currentLineWidth = null; + + let currentPolygonOffsetFactor = null; + let currentPolygonOffsetUnits = null; + + const maxTextures = gl.getParameter( gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS ); + + let lineWidthAvailable = false; + let version = 0; + const glVersion = gl.getParameter( gl.VERSION ); + + if ( glVersion.indexOf( 'WebGL' ) !== - 1 ) { + + version = parseFloat( /^WebGL (\d)/.exec( glVersion )[ 1 ] ); + lineWidthAvailable = ( version >= 1.0 ); + + } else if ( glVersion.indexOf( 'OpenGL ES' ) !== - 1 ) { + + version = parseFloat( /^OpenGL ES (\d)/.exec( glVersion )[ 1 ] ); + lineWidthAvailable = ( version >= 2.0 ); + + } + + let currentTextureSlot = null; + let currentBoundTextures = {}; + + const scissorParam = gl.getParameter( gl.SCISSOR_BOX ); + const viewportParam = gl.getParameter( gl.VIEWPORT ); + + const currentScissor = new Vector4().fromArray( scissorParam ); + const currentViewport = new Vector4().fromArray( viewportParam ); + + function createTexture( type, target, count, dimensions ) { + + const data = new Uint8Array( 4 ); // 4 is required to match default unpack alignment of 4. + const texture = gl.createTexture(); + + gl.bindTexture( type, texture ); + gl.texParameteri( type, gl.TEXTURE_MIN_FILTER, gl.NEAREST ); + gl.texParameteri( type, gl.TEXTURE_MAG_FILTER, gl.NEAREST ); + + for ( let i = 0; i < count; i ++ ) { + + if ( isWebGL2 && ( type === gl.TEXTURE_3D || type === gl.TEXTURE_2D_ARRAY ) ) { + + gl.texImage3D( target, 0, gl.RGBA, 1, 1, dimensions, 0, gl.RGBA, gl.UNSIGNED_BYTE, data ); + + } else { + + gl.texImage2D( target + i, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, data ); + + } + + } + + return texture; + + } + + const emptyTextures = {}; + emptyTextures[ gl.TEXTURE_2D ] = createTexture( gl.TEXTURE_2D, gl.TEXTURE_2D, 1 ); + emptyTextures[ gl.TEXTURE_CUBE_MAP ] = createTexture( gl.TEXTURE_CUBE_MAP, gl.TEXTURE_CUBE_MAP_POSITIVE_X, 6 ); + + if ( isWebGL2 ) { + + emptyTextures[ gl.TEXTURE_2D_ARRAY ] = createTexture( gl.TEXTURE_2D_ARRAY, gl.TEXTURE_2D_ARRAY, 1, 1 ); + emptyTextures[ gl.TEXTURE_3D ] = createTexture( gl.TEXTURE_3D, gl.TEXTURE_3D, 1, 1 ); + + } + + // init + + colorBuffer.setClear( 0, 0, 0, 1 ); + depthBuffer.setClear( 1 ); + stencilBuffer.setClear( 0 ); + + enable( gl.DEPTH_TEST ); + depthBuffer.setFunc( LessEqualDepth ); + + setFlipSided( false ); + setCullFace( CullFaceBack ); + enable( gl.CULL_FACE ); + + setBlending( NoBlending ); + + // + + function enable( id ) { + + if ( enabledCapabilities[ id ] !== true ) { + + gl.enable( id ); + enabledCapabilities[ id ] = true; + + } + + } + + function disable( id ) { + + if ( enabledCapabilities[ id ] !== false ) { + + gl.disable( id ); + enabledCapabilities[ id ] = false; + + } + + } + + function bindFramebuffer( target, framebuffer ) { + + if ( currentBoundFramebuffers[ target ] !== framebuffer ) { + + gl.bindFramebuffer( target, framebuffer ); + + currentBoundFramebuffers[ target ] = framebuffer; + + if ( isWebGL2 ) { + + // gl.DRAW_FRAMEBUFFER is equivalent to gl.FRAMEBUFFER + + if ( target === gl.DRAW_FRAMEBUFFER ) { + + currentBoundFramebuffers[ gl.FRAMEBUFFER ] = framebuffer; + + } + + if ( target === gl.FRAMEBUFFER ) { + + currentBoundFramebuffers[ gl.DRAW_FRAMEBUFFER ] = framebuffer; + + } + + } + + return true; + + } + + return false; + + } + + function drawBuffers( renderTarget, framebuffer ) { + + let drawBuffers = defaultDrawbuffers; + + let needsUpdate = false; + + if ( renderTarget ) { + + drawBuffers = currentDrawbuffers.get( framebuffer ); + + if ( drawBuffers === undefined ) { + + drawBuffers = []; + currentDrawbuffers.set( framebuffer, drawBuffers ); + + } + + if ( renderTarget.isWebGLMultipleRenderTargets ) { + + const textures = renderTarget.texture; + + if ( drawBuffers.length !== textures.length || drawBuffers[ 0 ] !== gl.COLOR_ATTACHMENT0 ) { + + for ( let i = 0, il = textures.length; i < il; i ++ ) { + + drawBuffers[ i ] = gl.COLOR_ATTACHMENT0 + i; + + } + + drawBuffers.length = textures.length; + + needsUpdate = true; + + } + + } else { + + if ( drawBuffers[ 0 ] !== gl.COLOR_ATTACHMENT0 ) { + + drawBuffers[ 0 ] = gl.COLOR_ATTACHMENT0; + + needsUpdate = true; + + } + + } + + } else { + + if ( drawBuffers[ 0 ] !== gl.BACK ) { + + drawBuffers[ 0 ] = gl.BACK; + + needsUpdate = true; + + } + + } + + if ( needsUpdate ) { + + if ( capabilities.isWebGL2 ) { + + gl.drawBuffers( drawBuffers ); + + } else { + + extensions.get( 'WEBGL_draw_buffers' ).drawBuffersWEBGL( drawBuffers ); + + } + + } + + + } + + function useProgram( program ) { + + if ( currentProgram !== program ) { + + gl.useProgram( program ); + + currentProgram = program; + + return true; + + } + + return false; + + } + + const equationToGL = { + [ AddEquation ]: gl.FUNC_ADD, + [ SubtractEquation ]: gl.FUNC_SUBTRACT, + [ ReverseSubtractEquation ]: gl.FUNC_REVERSE_SUBTRACT + }; + + if ( isWebGL2 ) { + + equationToGL[ MinEquation ] = gl.MIN; + equationToGL[ MaxEquation ] = gl.MAX; + + } else { + + const extension = extensions.get( 'EXT_blend_minmax' ); + + if ( extension !== null ) { + + equationToGL[ MinEquation ] = extension.MIN_EXT; + equationToGL[ MaxEquation ] = extension.MAX_EXT; + + } + + } + + const factorToGL = { + [ ZeroFactor ]: gl.ZERO, + [ OneFactor ]: gl.ONE, + [ SrcColorFactor ]: gl.SRC_COLOR, + [ SrcAlphaFactor ]: gl.SRC_ALPHA, + [ SrcAlphaSaturateFactor ]: gl.SRC_ALPHA_SATURATE, + [ DstColorFactor ]: gl.DST_COLOR, + [ DstAlphaFactor ]: gl.DST_ALPHA, + [ OneMinusSrcColorFactor ]: gl.ONE_MINUS_SRC_COLOR, + [ OneMinusSrcAlphaFactor ]: gl.ONE_MINUS_SRC_ALPHA, + [ OneMinusDstColorFactor ]: gl.ONE_MINUS_DST_COLOR, + [ OneMinusDstAlphaFactor ]: gl.ONE_MINUS_DST_ALPHA, + [ ConstantColorFactor ]: gl.CONSTANT_COLOR, + [ OneMinusConstantColorFactor ]: gl.ONE_MINUS_CONSTANT_COLOR, + [ ConstantAlphaFactor ]: gl.CONSTANT_ALPHA, + [ OneMinusConstantAlphaFactor ]: gl.ONE_MINUS_CONSTANT_ALPHA + }; + + function setBlending( blending, blendEquation, blendSrc, blendDst, blendEquationAlpha, blendSrcAlpha, blendDstAlpha, blendColor, blendAlpha, premultipliedAlpha ) { + + if ( blending === NoBlending ) { + + if ( currentBlendingEnabled === true ) { + + disable( gl.BLEND ); + currentBlendingEnabled = false; + + } + + return; + + } + + if ( currentBlendingEnabled === false ) { + + enable( gl.BLEND ); + currentBlendingEnabled = true; + + } + + if ( blending !== CustomBlending ) { + + if ( blending !== currentBlending || premultipliedAlpha !== currentPremultipledAlpha ) { + + if ( currentBlendEquation !== AddEquation || currentBlendEquationAlpha !== AddEquation ) { + + gl.blendEquation( gl.FUNC_ADD ); + + currentBlendEquation = AddEquation; + currentBlendEquationAlpha = AddEquation; + + } + + if ( premultipliedAlpha ) { + + switch ( blending ) { + + case NormalBlending: + gl.blendFuncSeparate( gl.ONE, gl.ONE_MINUS_SRC_ALPHA, gl.ONE, gl.ONE_MINUS_SRC_ALPHA ); + break; + + case AdditiveBlending: + gl.blendFunc( gl.ONE, gl.ONE ); + break; + + case SubtractiveBlending: + gl.blendFuncSeparate( gl.ZERO, gl.ONE_MINUS_SRC_COLOR, gl.ZERO, gl.ONE ); + break; + + case MultiplyBlending: + gl.blendFuncSeparate( gl.ZERO, gl.SRC_COLOR, gl.ZERO, gl.SRC_ALPHA ); + break; + + default: + console.error( 'THREE.WebGLState: Invalid blending: ', blending ); + break; + + } + + } else { + + switch ( blending ) { + + case NormalBlending: + gl.blendFuncSeparate( gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA, gl.ONE, gl.ONE_MINUS_SRC_ALPHA ); + break; + + case AdditiveBlending: + gl.blendFunc( gl.SRC_ALPHA, gl.ONE ); + break; + + case SubtractiveBlending: + gl.blendFuncSeparate( gl.ZERO, gl.ONE_MINUS_SRC_COLOR, gl.ZERO, gl.ONE ); + break; + + case MultiplyBlending: + gl.blendFunc( gl.ZERO, gl.SRC_COLOR ); + break; + + default: + console.error( 'THREE.WebGLState: Invalid blending: ', blending ); + break; + + } + + } + + currentBlendSrc = null; + currentBlendDst = null; + currentBlendSrcAlpha = null; + currentBlendDstAlpha = null; + currentBlendColor.set( 0, 0, 0 ); + currentBlendAlpha = 0; + + currentBlending = blending; + currentPremultipledAlpha = premultipliedAlpha; + + } + + return; + + } + + // custom blending + + blendEquationAlpha = blendEquationAlpha || blendEquation; + blendSrcAlpha = blendSrcAlpha || blendSrc; + blendDstAlpha = blendDstAlpha || blendDst; + + if ( blendEquation !== currentBlendEquation || blendEquationAlpha !== currentBlendEquationAlpha ) { + + gl.blendEquationSeparate( equationToGL[ blendEquation ], equationToGL[ blendEquationAlpha ] ); + + currentBlendEquation = blendEquation; + currentBlendEquationAlpha = blendEquationAlpha; + + } + + if ( blendSrc !== currentBlendSrc || blendDst !== currentBlendDst || blendSrcAlpha !== currentBlendSrcAlpha || blendDstAlpha !== currentBlendDstAlpha ) { + + gl.blendFuncSeparate( factorToGL[ blendSrc ], factorToGL[ blendDst ], factorToGL[ blendSrcAlpha ], factorToGL[ blendDstAlpha ] ); + + currentBlendSrc = blendSrc; + currentBlendDst = blendDst; + currentBlendSrcAlpha = blendSrcAlpha; + currentBlendDstAlpha = blendDstAlpha; + + } + + if ( blendColor.equals( currentBlendColor ) === false || blendAlpha !== currentBlendAlpha ) { + + gl.blendColor( blendColor.r, blendColor.g, blendColor.b, blendAlpha ); + + currentBlendColor.copy( blendColor ); + currentBlendAlpha = blendAlpha; + + } + + currentBlending = blending; + currentPremultipledAlpha = false; + + } + + function setMaterial( material, frontFaceCW ) { + + material.side === DoubleSide + ? disable( gl.CULL_FACE ) + : enable( gl.CULL_FACE ); + + let flipSided = ( material.side === BackSide ); + if ( frontFaceCW ) flipSided = ! flipSided; + + setFlipSided( flipSided ); + + ( material.blending === NormalBlending && material.transparent === false ) + ? setBlending( NoBlending ) + : setBlending( material.blending, material.blendEquation, material.blendSrc, material.blendDst, material.blendEquationAlpha, material.blendSrcAlpha, material.blendDstAlpha, material.blendColor, material.blendAlpha, material.premultipliedAlpha ); + + depthBuffer.setFunc( material.depthFunc ); + depthBuffer.setTest( material.depthTest ); + depthBuffer.setMask( material.depthWrite ); + colorBuffer.setMask( material.colorWrite ); + + const stencilWrite = material.stencilWrite; + stencilBuffer.setTest( stencilWrite ); + if ( stencilWrite ) { + + stencilBuffer.setMask( material.stencilWriteMask ); + stencilBuffer.setFunc( material.stencilFunc, material.stencilRef, material.stencilFuncMask ); + stencilBuffer.setOp( material.stencilFail, material.stencilZFail, material.stencilZPass ); + + } + + setPolygonOffset( material.polygonOffset, material.polygonOffsetFactor, material.polygonOffsetUnits ); + + material.alphaToCoverage === true + ? enable( gl.SAMPLE_ALPHA_TO_COVERAGE ) + : disable( gl.SAMPLE_ALPHA_TO_COVERAGE ); + + } + + // + + function setFlipSided( flipSided ) { + + if ( currentFlipSided !== flipSided ) { + + if ( flipSided ) { + + gl.frontFace( gl.CW ); + + } else { + + gl.frontFace( gl.CCW ); + + } + + currentFlipSided = flipSided; + + } + + } + + function setCullFace( cullFace ) { + + if ( cullFace !== CullFaceNone ) { + + enable( gl.CULL_FACE ); + + if ( cullFace !== currentCullFace ) { + + if ( cullFace === CullFaceBack ) { + + gl.cullFace( gl.BACK ); + + } else if ( cullFace === CullFaceFront ) { + + gl.cullFace( gl.FRONT ); + + } else { + + gl.cullFace( gl.FRONT_AND_BACK ); + + } + + } + + } else { + + disable( gl.CULL_FACE ); + + } + + currentCullFace = cullFace; + + } + + function setLineWidth( width ) { + + if ( width !== currentLineWidth ) { + + if ( lineWidthAvailable ) gl.lineWidth( width ); + + currentLineWidth = width; + + } + + } + + function setPolygonOffset( polygonOffset, factor, units ) { + + if ( polygonOffset ) { + + enable( gl.POLYGON_OFFSET_FILL ); + + if ( currentPolygonOffsetFactor !== factor || currentPolygonOffsetUnits !== units ) { + + gl.polygonOffset( factor, units ); + + currentPolygonOffsetFactor = factor; + currentPolygonOffsetUnits = units; + + } + + } else { + + disable( gl.POLYGON_OFFSET_FILL ); + + } + + } + + function setScissorTest( scissorTest ) { + + if ( scissorTest ) { + + enable( gl.SCISSOR_TEST ); + + } else { + + disable( gl.SCISSOR_TEST ); + + } + + } + + // texture + + function activeTexture( webglSlot ) { + + if ( webglSlot === undefined ) webglSlot = gl.TEXTURE0 + maxTextures - 1; + + if ( currentTextureSlot !== webglSlot ) { + + gl.activeTexture( webglSlot ); + currentTextureSlot = webglSlot; + + } + + } + + function bindTexture( webglType, webglTexture, webglSlot ) { + + if ( webglSlot === undefined ) { + + if ( currentTextureSlot === null ) { + + webglSlot = gl.TEXTURE0 + maxTextures - 1; + + } else { + + webglSlot = currentTextureSlot; + + } + + } + + let boundTexture = currentBoundTextures[ webglSlot ]; + + if ( boundTexture === undefined ) { + + boundTexture = { type: undefined, texture: undefined }; + currentBoundTextures[ webglSlot ] = boundTexture; + + } + + if ( boundTexture.type !== webglType || boundTexture.texture !== webglTexture ) { + + if ( currentTextureSlot !== webglSlot ) { + + gl.activeTexture( webglSlot ); + currentTextureSlot = webglSlot; + + } + + gl.bindTexture( webglType, webglTexture || emptyTextures[ webglType ] ); + + boundTexture.type = webglType; + boundTexture.texture = webglTexture; + + } + + } + + function unbindTexture() { + + const boundTexture = currentBoundTextures[ currentTextureSlot ]; + + if ( boundTexture !== undefined && boundTexture.type !== undefined ) { + + gl.bindTexture( boundTexture.type, null ); + + boundTexture.type = undefined; + boundTexture.texture = undefined; + + } + + } + + function compressedTexImage2D() { + + try { + + gl.compressedTexImage2D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + function compressedTexImage3D() { + + try { + + gl.compressedTexImage3D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + function texSubImage2D() { + + try { + + gl.texSubImage2D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + function texSubImage3D() { + + try { + + gl.texSubImage3D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + function compressedTexSubImage2D() { + + try { + + gl.compressedTexSubImage2D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + function compressedTexSubImage3D() { + + try { + + gl.compressedTexSubImage3D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + function texStorage2D() { + + try { + + gl.texStorage2D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + function texStorage3D() { + + try { + + gl.texStorage3D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + function texImage2D() { + + try { + + gl.texImage2D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + function texImage3D() { + + try { + + gl.texImage3D.apply( gl, arguments ); + + } catch ( error ) { + + console.error( 'THREE.WebGLState:', error ); + + } + + } + + // + + function scissor( scissor ) { + + if ( currentScissor.equals( scissor ) === false ) { + + gl.scissor( scissor.x, scissor.y, scissor.z, scissor.w ); + currentScissor.copy( scissor ); + + } + + } + + function viewport( viewport ) { + + if ( currentViewport.equals( viewport ) === false ) { + + gl.viewport( viewport.x, viewport.y, viewport.z, viewport.w ); + currentViewport.copy( viewport ); + + } + + } + + function updateUBOMapping( uniformsGroup, program ) { + + let mapping = uboProgramMap.get( program ); + + if ( mapping === undefined ) { + + mapping = new WeakMap(); + + uboProgramMap.set( program, mapping ); + + } + + let blockIndex = mapping.get( uniformsGroup ); + + if ( blockIndex === undefined ) { + + blockIndex = gl.getUniformBlockIndex( program, uniformsGroup.name ); + + mapping.set( uniformsGroup, blockIndex ); + + } + + } + + function uniformBlockBinding( uniformsGroup, program ) { + + const mapping = uboProgramMap.get( program ); + const blockIndex = mapping.get( uniformsGroup ); + + if ( uboBindings.get( program ) !== blockIndex ) { + + // bind shader specific block index to global block point + gl.uniformBlockBinding( program, blockIndex, uniformsGroup.__bindingPointIndex ); + + uboBindings.set( program, blockIndex ); + + } + + } + + // + + function reset() { + + // reset state + + gl.disable( gl.BLEND ); + gl.disable( gl.CULL_FACE ); + gl.disable( gl.DEPTH_TEST ); + gl.disable( gl.POLYGON_OFFSET_FILL ); + gl.disable( gl.SCISSOR_TEST ); + gl.disable( gl.STENCIL_TEST ); + gl.disable( gl.SAMPLE_ALPHA_TO_COVERAGE ); + + gl.blendEquation( gl.FUNC_ADD ); + gl.blendFunc( gl.ONE, gl.ZERO ); + gl.blendFuncSeparate( gl.ONE, gl.ZERO, gl.ONE, gl.ZERO ); + gl.blendColor( 0, 0, 0, 0 ); + + gl.colorMask( true, true, true, true ); + gl.clearColor( 0, 0, 0, 0 ); + + gl.depthMask( true ); + gl.depthFunc( gl.LESS ); + gl.clearDepth( 1 ); + + gl.stencilMask( 0xffffffff ); + gl.stencilFunc( gl.ALWAYS, 0, 0xffffffff ); + gl.stencilOp( gl.KEEP, gl.KEEP, gl.KEEP ); + gl.clearStencil( 0 ); + + gl.cullFace( gl.BACK ); + gl.frontFace( gl.CCW ); + + gl.polygonOffset( 0, 0 ); + + gl.activeTexture( gl.TEXTURE0 ); + + gl.bindFramebuffer( gl.FRAMEBUFFER, null ); + + if ( isWebGL2 === true ) { + + gl.bindFramebuffer( gl.DRAW_FRAMEBUFFER, null ); + gl.bindFramebuffer( gl.READ_FRAMEBUFFER, null ); + + } + + gl.useProgram( null ); + + gl.lineWidth( 1 ); + + gl.scissor( 0, 0, gl.canvas.width, gl.canvas.height ); + gl.viewport( 0, 0, gl.canvas.width, gl.canvas.height ); + + // reset internals + + enabledCapabilities = {}; + + currentTextureSlot = null; + currentBoundTextures = {}; + + currentBoundFramebuffers = {}; + currentDrawbuffers = new WeakMap(); + defaultDrawbuffers = []; + + currentProgram = null; + + currentBlendingEnabled = false; + currentBlending = null; + currentBlendEquation = null; + currentBlendSrc = null; + currentBlendDst = null; + currentBlendEquationAlpha = null; + currentBlendSrcAlpha = null; + currentBlendDstAlpha = null; + currentBlendColor = new Color( 0, 0, 0 ); + currentBlendAlpha = 0; + currentPremultipledAlpha = false; + + currentFlipSided = null; + currentCullFace = null; + + currentLineWidth = null; + + currentPolygonOffsetFactor = null; + currentPolygonOffsetUnits = null; + + currentScissor.set( 0, 0, gl.canvas.width, gl.canvas.height ); + currentViewport.set( 0, 0, gl.canvas.width, gl.canvas.height ); + + colorBuffer.reset(); + depthBuffer.reset(); + stencilBuffer.reset(); + + } + + return { + + buffers: { + color: colorBuffer, + depth: depthBuffer, + stencil: stencilBuffer + }, + + enable: enable, + disable: disable, + + bindFramebuffer: bindFramebuffer, + drawBuffers: drawBuffers, + + useProgram: useProgram, + + setBlending: setBlending, + setMaterial: setMaterial, + + setFlipSided: setFlipSided, + setCullFace: setCullFace, + + setLineWidth: setLineWidth, + setPolygonOffset: setPolygonOffset, + + setScissorTest: setScissorTest, + + activeTexture: activeTexture, + bindTexture: bindTexture, + unbindTexture: unbindTexture, + compressedTexImage2D: compressedTexImage2D, + compressedTexImage3D: compressedTexImage3D, + texImage2D: texImage2D, + texImage3D: texImage3D, + + updateUBOMapping: updateUBOMapping, + uniformBlockBinding: uniformBlockBinding, + + texStorage2D: texStorage2D, + texStorage3D: texStorage3D, + texSubImage2D: texSubImage2D, + texSubImage3D: texSubImage3D, + compressedTexSubImage2D: compressedTexSubImage2D, + compressedTexSubImage3D: compressedTexSubImage3D, + + scissor: scissor, + viewport: viewport, + + reset: reset + + }; + +} + +export { WebGLState }; diff --git a/libs/three/src/renderers/webgl/WebGLTextures.js b/libs/three/src/renderers/webgl/WebGLTextures.js new file mode 100644 index 000000000..c16017e03 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLTextures.js @@ -0,0 +1,2109 @@ +import { LinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, RGBAFormat, RGB_ETC1_Format, DepthFormat, DepthStencilFormat, UnsignedShortType, UnsignedIntType, UnsignedInt248Type, FloatType, HalfFloatType, MirroredRepeatWrapping, ClampToEdgeWrapping, RepeatWrapping, UnsignedByteType, _SRGBAFormat, NoColorSpace, LinearSRGBColorSpace, NeverCompare, AlwaysCompare, LessCompare, LessEqualCompare, EqualCompare, GreaterEqualCompare, GreaterCompare, NotEqualCompare, SRGBTransfer, LinearTransfer } from '../../constants.js'; +import * as MathUtils from '../../math/MathUtils.js'; +import { ImageUtils } from '../../extras/ImageUtils.js'; +import { createElementNS } from '../../utils.js'; +import { ColorManagement } from '../../math/ColorManagement.js'; + +function WebGLTextures( _gl, extensions, state, properties, capabilities, utils, info ) { + + const isWebGL2 = capabilities.isWebGL2; + const multisampledRTTExt = extensions.has( 'WEBGL_multisampled_render_to_texture' ) ? extensions.get( 'WEBGL_multisampled_render_to_texture' ) : null; + const supportsInvalidateFramebuffer = typeof navigator === 'undefined' ? false : /OculusBrowser/g.test( navigator.userAgent ); + + const _videoTextures = new WeakMap(); + let _canvas; + + const _sources = new WeakMap(); // maps WebglTexture objects to instances of Source + + // cordova iOS (as of 5.0) still uses UIWebView, which provides OffscreenCanvas, + // also OffscreenCanvas.getContext("webgl"), but not OffscreenCanvas.getContext("2d")! + // Some implementations may only implement OffscreenCanvas partially (e.g. lacking 2d). + + let useOffscreenCanvas = false; + + try { + + useOffscreenCanvas = typeof OffscreenCanvas !== 'undefined' + // eslint-disable-next-line compat/compat + && ( new OffscreenCanvas( 1, 1 ).getContext( '2d' ) ) !== null; + + } catch ( err ) { + + // Ignore any errors + + } + + function createCanvas( width, height ) { + + // Use OffscreenCanvas when available. Specially needed in web workers + + return useOffscreenCanvas ? + // eslint-disable-next-line compat/compat + new OffscreenCanvas( width, height ) : createElementNS( 'canvas' ); + + } + + function resizeImage( image, needsPowerOfTwo, needsNewCanvas, maxSize ) { + + let scale = 1; + + // handle case if texture exceeds max size + + if ( image.width > maxSize || image.height > maxSize ) { + + scale = maxSize / Math.max( image.width, image.height ); + + } + + // only perform resize if necessary + + if ( scale < 1 || needsPowerOfTwo === true ) { + + // only perform resize for certain image types + + if ( ( typeof HTMLImageElement !== 'undefined' && image instanceof HTMLImageElement ) || + ( typeof HTMLCanvasElement !== 'undefined' && image instanceof HTMLCanvasElement ) || + ( typeof ImageBitmap !== 'undefined' && image instanceof ImageBitmap ) ) { + + const floor = needsPowerOfTwo ? MathUtils.floorPowerOfTwo : Math.floor; + + const width = floor( scale * image.width ); + const height = floor( scale * image.height ); + + if ( _canvas === undefined ) _canvas = createCanvas( width, height ); + + // cube textures can't reuse the same canvas + + const canvas = needsNewCanvas ? createCanvas( width, height ) : _canvas; + + canvas.width = width; + canvas.height = height; + + const context = canvas.getContext( '2d' ); + context.drawImage( image, 0, 0, width, height ); + + console.warn( 'THREE.WebGLRenderer: Texture has been resized from (' + image.width + 'x' + image.height + ') to (' + width + 'x' + height + ').' ); + + return canvas; + + } else { + + if ( 'data' in image ) { + + console.warn( 'THREE.WebGLRenderer: Image in DataTexture is too big (' + image.width + 'x' + image.height + ').' ); + + } + + return image; + + } + + } + + return image; + + } + + function isPowerOfTwo( image ) { + + return MathUtils.isPowerOfTwo( image.width ) && MathUtils.isPowerOfTwo( image.height ); + + } + + function textureNeedsPowerOfTwo( texture ) { + + if ( isWebGL2 ) return false; + + return ( texture.wrapS !== ClampToEdgeWrapping || texture.wrapT !== ClampToEdgeWrapping ) || + ( texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter ); + + } + + function textureNeedsGenerateMipmaps( texture, supportsMips ) { + + return texture.generateMipmaps && supportsMips && + texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter; + + } + + function generateMipmap( target ) { + + _gl.generateMipmap( target ); + + } + + function getInternalFormat( internalFormatName, glFormat, glType, colorSpace, forceLinearTransfer = false ) { + + if ( isWebGL2 === false ) return glFormat; + + if ( internalFormatName !== null ) { + + if ( _gl[ internalFormatName ] !== undefined ) return _gl[ internalFormatName ]; + + console.warn( 'THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format \'' + internalFormatName + '\'' ); + + } + + let internalFormat = glFormat; + + if ( glFormat === _gl.RED ) { + + if ( glType === _gl.FLOAT ) internalFormat = _gl.R32F; + if ( glType === _gl.HALF_FLOAT ) internalFormat = _gl.R16F; + if ( glType === _gl.UNSIGNED_BYTE ) internalFormat = _gl.R8; + + } + + if ( glFormat === _gl.RED_INTEGER ) { + + if ( glType === _gl.UNSIGNED_BYTE ) internalFormat = _gl.R8UI; + if ( glType === _gl.UNSIGNED_SHORT ) internalFormat = _gl.R16UI; + if ( glType === _gl.UNSIGNED_INT ) internalFormat = _gl.R32UI; + if ( glType === _gl.BYTE ) internalFormat = _gl.R8I; + if ( glType === _gl.SHORT ) internalFormat = _gl.R16I; + if ( glType === _gl.INT ) internalFormat = _gl.R32I; + + } + + if ( glFormat === _gl.RG ) { + + if ( glType === _gl.FLOAT ) internalFormat = _gl.RG32F; + if ( glType === _gl.HALF_FLOAT ) internalFormat = _gl.RG16F; + if ( glType === _gl.UNSIGNED_BYTE ) internalFormat = _gl.RG8; + + } + + if ( glFormat === _gl.RGBA ) { + + const transfer = forceLinearTransfer ? LinearTransfer : ColorManagement.getTransfer( colorSpace ); + + if ( glType === _gl.FLOAT ) internalFormat = _gl.RGBA32F; + if ( glType === _gl.HALF_FLOAT ) internalFormat = _gl.RGBA16F; + if ( glType === _gl.UNSIGNED_BYTE ) internalFormat = ( transfer === SRGBTransfer ) ? _gl.SRGB8_ALPHA8 : _gl.RGBA8; + if ( glType === _gl.UNSIGNED_SHORT_4_4_4_4 ) internalFormat = _gl.RGBA4; + if ( glType === _gl.UNSIGNED_SHORT_5_5_5_1 ) internalFormat = _gl.RGB5_A1; + + } + + if ( internalFormat === _gl.R16F || internalFormat === _gl.R32F || + internalFormat === _gl.RG16F || internalFormat === _gl.RG32F || + internalFormat === _gl.RGBA16F || internalFormat === _gl.RGBA32F ) { + + extensions.get( 'EXT_color_buffer_float' ); + + } + + return internalFormat; + + } + + function getMipLevels( texture, image, supportsMips ) { + + if ( textureNeedsGenerateMipmaps( texture, supportsMips ) === true || ( texture.isFramebufferTexture && texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter ) ) { + + return Math.log2( Math.max( image.width, image.height ) ) + 1; + + } else if ( texture.mipmaps !== undefined && texture.mipmaps.length > 0 ) { + + // user-defined mipmaps + + return texture.mipmaps.length; + + } else if ( texture.isCompressedTexture && Array.isArray( texture.image ) ) { + + return image.mipmaps.length; + + } else { + + // texture without mipmaps (only base level) + + return 1; + + } + + } + + // Fallback filters for non-power-of-2 textures + + function filterFallback( f ) { + + if ( f === NearestFilter || f === NearestMipmapNearestFilter || f === NearestMipmapLinearFilter ) { + + return _gl.NEAREST; + + } + + return _gl.LINEAR; + + } + + // + + function onTextureDispose( event ) { + + const texture = event.target; + + texture.removeEventListener( 'dispose', onTextureDispose ); + + deallocateTexture( texture ); + + if ( texture.isVideoTexture ) { + + _videoTextures.delete( texture ); + + } + + } + + function onRenderTargetDispose( event ) { + + const renderTarget = event.target; + + renderTarget.removeEventListener( 'dispose', onRenderTargetDispose ); + + deallocateRenderTarget( renderTarget ); + + } + + // + + function deallocateTexture( texture ) { + + const textureProperties = properties.get( texture ); + + if ( textureProperties.__webglInit === undefined ) return; + + // check if it's necessary to remove the WebGLTexture object + + const source = texture.source; + const webglTextures = _sources.get( source ); + + if ( webglTextures ) { + + const webglTexture = webglTextures[ textureProperties.__cacheKey ]; + webglTexture.usedTimes --; + + // the WebGLTexture object is not used anymore, remove it + + if ( webglTexture.usedTimes === 0 ) { + + deleteTexture( texture ); + + } + + // remove the weak map entry if no WebGLTexture uses the source anymore + + if ( Object.keys( webglTextures ).length === 0 ) { + + _sources.delete( source ); + + } + + } + + properties.remove( texture ); + + } + + function deleteTexture( texture ) { + + const textureProperties = properties.get( texture ); + _gl.deleteTexture( textureProperties.__webglTexture ); + + const source = texture.source; + const webglTextures = _sources.get( source ); + delete webglTextures[ textureProperties.__cacheKey ]; + + info.memory.textures --; + + } + + function deallocateRenderTarget( renderTarget ) { + + const texture = renderTarget.texture; + + const renderTargetProperties = properties.get( renderTarget ); + const textureProperties = properties.get( texture ); + + if ( textureProperties.__webglTexture !== undefined ) { + + _gl.deleteTexture( textureProperties.__webglTexture ); + + info.memory.textures --; + + } + + if ( renderTarget.depthTexture ) { + + renderTarget.depthTexture.dispose(); + + } + + if ( renderTarget.isWebGLCubeRenderTarget ) { + + for ( let i = 0; i < 6; i ++ ) { + + if ( Array.isArray( renderTargetProperties.__webglFramebuffer[ i ] ) ) { + + for ( let level = 0; level < renderTargetProperties.__webglFramebuffer[ i ].length; level ++ ) _gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer[ i ][ level ] ); + + } else { + + _gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer[ i ] ); + + } + + if ( renderTargetProperties.__webglDepthbuffer ) _gl.deleteRenderbuffer( renderTargetProperties.__webglDepthbuffer[ i ] ); + + } + + } else { + + if ( Array.isArray( renderTargetProperties.__webglFramebuffer ) ) { + + for ( let level = 0; level < renderTargetProperties.__webglFramebuffer.length; level ++ ) _gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer[ level ] ); + + } else { + + _gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer ); + + } + + if ( renderTargetProperties.__webglDepthbuffer ) _gl.deleteRenderbuffer( renderTargetProperties.__webglDepthbuffer ); + if ( renderTargetProperties.__webglMultisampledFramebuffer ) _gl.deleteFramebuffer( renderTargetProperties.__webglMultisampledFramebuffer ); + + if ( renderTargetProperties.__webglColorRenderbuffer ) { + + for ( let i = 0; i < renderTargetProperties.__webglColorRenderbuffer.length; i ++ ) { + + if ( renderTargetProperties.__webglColorRenderbuffer[ i ] ) _gl.deleteRenderbuffer( renderTargetProperties.__webglColorRenderbuffer[ i ] ); + + } + + } + + if ( renderTargetProperties.__webglDepthRenderbuffer ) _gl.deleteRenderbuffer( renderTargetProperties.__webglDepthRenderbuffer ); + + } + + if ( renderTarget.isWebGLMultipleRenderTargets ) { + + for ( let i = 0, il = texture.length; i < il; i ++ ) { + + const attachmentProperties = properties.get( texture[ i ] ); + + if ( attachmentProperties.__webglTexture ) { + + _gl.deleteTexture( attachmentProperties.__webglTexture ); + + info.memory.textures --; + + } + + properties.remove( texture[ i ] ); + + } + + } + + properties.remove( texture ); + properties.remove( renderTarget ); + + } + + // + + let textureUnits = 0; + + function resetTextureUnits() { + + textureUnits = 0; + + } + + function allocateTextureUnit() { + + const textureUnit = textureUnits; + + if ( textureUnit >= capabilities.maxTextures ) { + + console.warn( 'THREE.WebGLTextures: Trying to use ' + textureUnit + ' texture units while this GPU supports only ' + capabilities.maxTextures ); + + } + + textureUnits += 1; + + return textureUnit; + + } + + function getTextureCacheKey( texture ) { + + const array = []; + + array.push( texture.wrapS ); + array.push( texture.wrapT ); + array.push( texture.wrapR || 0 ); + array.push( texture.magFilter ); + array.push( texture.minFilter ); + array.push( texture.anisotropy ); + array.push( texture.internalFormat ); + array.push( texture.format ); + array.push( texture.type ); + array.push( texture.generateMipmaps ); + array.push( texture.premultiplyAlpha ); + array.push( texture.flipY ); + array.push( texture.unpackAlignment ); + array.push( texture.colorSpace ); + + return array.join(); + + } + + // + + function setTexture2D( texture, slot ) { + + const textureProperties = properties.get( texture ); + + if ( texture.isVideoTexture ) updateVideoTexture( texture ); + + if ( texture.isRenderTargetTexture === false && texture.version > 0 && textureProperties.__version !== texture.version ) { + + const image = texture.image; + + if ( image === null ) { + + console.warn( 'THREE.WebGLRenderer: Texture marked for update but no image data found.' ); + + } else if ( image.complete === false ) { + + console.warn( 'THREE.WebGLRenderer: Texture marked for update but image is incomplete' ); + + } else { + + uploadTexture( textureProperties, texture, slot ); + return; + + } + + } + + state.bindTexture( _gl.TEXTURE_2D, textureProperties.__webglTexture, _gl.TEXTURE0 + slot ); + + } + + function setTexture2DArray( texture, slot ) { + + const textureProperties = properties.get( texture ); + + if ( texture.version > 0 && textureProperties.__version !== texture.version ) { + + uploadTexture( textureProperties, texture, slot ); + return; + + } + + state.bindTexture( _gl.TEXTURE_2D_ARRAY, textureProperties.__webglTexture, _gl.TEXTURE0 + slot ); + + } + + function setTexture3D( texture, slot ) { + + const textureProperties = properties.get( texture ); + + if ( texture.version > 0 && textureProperties.__version !== texture.version ) { + + uploadTexture( textureProperties, texture, slot ); + return; + + } + + state.bindTexture( _gl.TEXTURE_3D, textureProperties.__webglTexture, _gl.TEXTURE0 + slot ); + + } + + function setTextureCube( texture, slot ) { + + const textureProperties = properties.get( texture ); + + if ( texture.version > 0 && textureProperties.__version !== texture.version ) { + + uploadCubeTexture( textureProperties, texture, slot ); + return; + + } + + state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__webglTexture, _gl.TEXTURE0 + slot ); + + } + + const wrappingToGL = { + [ RepeatWrapping ]: _gl.REPEAT, + [ ClampToEdgeWrapping ]: _gl.CLAMP_TO_EDGE, + [ MirroredRepeatWrapping ]: _gl.MIRRORED_REPEAT + }; + + const filterToGL = { + [ NearestFilter ]: _gl.NEAREST, + [ NearestMipmapNearestFilter ]: _gl.NEAREST_MIPMAP_NEAREST, + [ NearestMipmapLinearFilter ]: _gl.NEAREST_MIPMAP_LINEAR, + + [ LinearFilter ]: _gl.LINEAR, + [ LinearMipmapNearestFilter ]: _gl.LINEAR_MIPMAP_NEAREST, + [ LinearMipmapLinearFilter ]: _gl.LINEAR_MIPMAP_LINEAR + }; + + const compareToGL = { + [ NeverCompare ]: _gl.NEVER, + [ AlwaysCompare ]: _gl.ALWAYS, + [ LessCompare ]: _gl.LESS, + [ LessEqualCompare ]: _gl.LEQUAL, + [ EqualCompare ]: _gl.EQUAL, + [ GreaterEqualCompare ]: _gl.GEQUAL, + [ GreaterCompare ]: _gl.GREATER, + [ NotEqualCompare ]: _gl.NOTEQUAL + }; + + function setTextureParameters( textureType, texture, supportsMips ) { + + if ( supportsMips ) { + + _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_S, wrappingToGL[ texture.wrapS ] ); + _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_T, wrappingToGL[ texture.wrapT ] ); + + if ( textureType === _gl.TEXTURE_3D || textureType === _gl.TEXTURE_2D_ARRAY ) { + + _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_R, wrappingToGL[ texture.wrapR ] ); + + } + + _gl.texParameteri( textureType, _gl.TEXTURE_MAG_FILTER, filterToGL[ texture.magFilter ] ); + _gl.texParameteri( textureType, _gl.TEXTURE_MIN_FILTER, filterToGL[ texture.minFilter ] ); + + } else { + + _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_S, _gl.CLAMP_TO_EDGE ); + _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_T, _gl.CLAMP_TO_EDGE ); + + if ( textureType === _gl.TEXTURE_3D || textureType === _gl.TEXTURE_2D_ARRAY ) { + + _gl.texParameteri( textureType, _gl.TEXTURE_WRAP_R, _gl.CLAMP_TO_EDGE ); + + } + + if ( texture.wrapS !== ClampToEdgeWrapping || texture.wrapT !== ClampToEdgeWrapping ) { + + console.warn( 'THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.' ); + + } + + _gl.texParameteri( textureType, _gl.TEXTURE_MAG_FILTER, filterFallback( texture.magFilter ) ); + _gl.texParameteri( textureType, _gl.TEXTURE_MIN_FILTER, filterFallback( texture.minFilter ) ); + + if ( texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter ) { + + console.warn( 'THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.' ); + + } + + } + + if ( texture.compareFunction ) { + + _gl.texParameteri( textureType, _gl.TEXTURE_COMPARE_MODE, _gl.COMPARE_REF_TO_TEXTURE ); + _gl.texParameteri( textureType, _gl.TEXTURE_COMPARE_FUNC, compareToGL[ texture.compareFunction ] ); + + } + + if ( extensions.has( 'EXT_texture_filter_anisotropic' ) === true ) { + + const extension = extensions.get( 'EXT_texture_filter_anisotropic' ); + + if ( texture.magFilter === NearestFilter ) return; + if ( texture.minFilter !== NearestMipmapLinearFilter && texture.minFilter !== LinearMipmapLinearFilter ) return; + if ( texture.type === FloatType && extensions.has( 'OES_texture_float_linear' ) === false ) return; // verify extension for WebGL 1 and WebGL 2 + if ( isWebGL2 === false && ( texture.type === HalfFloatType && extensions.has( 'OES_texture_half_float_linear' ) === false ) ) return; // verify extension for WebGL 1 only + + if ( texture.anisotropy > 1 || properties.get( texture ).__currentAnisotropy ) { + + _gl.texParameterf( textureType, extension.TEXTURE_MAX_ANISOTROPY_EXT, Math.min( texture.anisotropy, capabilities.getMaxAnisotropy() ) ); + properties.get( texture ).__currentAnisotropy = texture.anisotropy; + + } + + } + + } + + function initTexture( textureProperties, texture ) { + + let forceUpload = false; + + if ( textureProperties.__webglInit === undefined ) { + + textureProperties.__webglInit = true; + + texture.addEventListener( 'dispose', onTextureDispose ); + + } + + // create Source <-> WebGLTextures mapping if necessary + + const source = texture.source; + let webglTextures = _sources.get( source ); + + if ( webglTextures === undefined ) { + + webglTextures = {}; + _sources.set( source, webglTextures ); + + } + + // check if there is already a WebGLTexture object for the given texture parameters + + const textureCacheKey = getTextureCacheKey( texture ); + + if ( textureCacheKey !== textureProperties.__cacheKey ) { + + // if not, create a new instance of WebGLTexture + + if ( webglTextures[ textureCacheKey ] === undefined ) { + + // create new entry + + webglTextures[ textureCacheKey ] = { + texture: _gl.createTexture(), + usedTimes: 0 + }; + + info.memory.textures ++; + + // when a new instance of WebGLTexture was created, a texture upload is required + // even if the image contents are identical + + forceUpload = true; + + } + + webglTextures[ textureCacheKey ].usedTimes ++; + + // every time the texture cache key changes, it's necessary to check if an instance of + // WebGLTexture can be deleted in order to avoid a memory leak. + + const webglTexture = webglTextures[ textureProperties.__cacheKey ]; + + if ( webglTexture !== undefined ) { + + webglTextures[ textureProperties.__cacheKey ].usedTimes --; + + if ( webglTexture.usedTimes === 0 ) { + + deleteTexture( texture ); + + } + + } + + // store references to cache key and WebGLTexture object + + textureProperties.__cacheKey = textureCacheKey; + textureProperties.__webglTexture = webglTextures[ textureCacheKey ].texture; + + } + + return forceUpload; + + } + + function uploadTexture( textureProperties, texture, slot ) { + + let textureType = _gl.TEXTURE_2D; + + if ( texture.isDataArrayTexture || texture.isCompressedArrayTexture ) textureType = _gl.TEXTURE_2D_ARRAY; + if ( texture.isData3DTexture ) textureType = _gl.TEXTURE_3D; + + const forceUpload = initTexture( textureProperties, texture ); + const source = texture.source; + + state.bindTexture( textureType, textureProperties.__webglTexture, _gl.TEXTURE0 + slot ); + + const sourceProperties = properties.get( source ); + + if ( source.version !== sourceProperties.__version || forceUpload === true ) { + + state.activeTexture( _gl.TEXTURE0 + slot ); + + const workingPrimaries = ColorManagement.getPrimaries( ColorManagement.workingColorSpace ); + const texturePrimaries = texture.colorSpace === NoColorSpace ? null : ColorManagement.getPrimaries( texture.colorSpace ); + const unpackConversion = texture.colorSpace === NoColorSpace || workingPrimaries === texturePrimaries ? _gl.NONE : _gl.BROWSER_DEFAULT_WEBGL; + + _gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, texture.flipY ); + _gl.pixelStorei( _gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, texture.premultiplyAlpha ); + _gl.pixelStorei( _gl.UNPACK_ALIGNMENT, texture.unpackAlignment ); + _gl.pixelStorei( _gl.UNPACK_COLORSPACE_CONVERSION_WEBGL, unpackConversion ); + + const needsPowerOfTwo = textureNeedsPowerOfTwo( texture ) && isPowerOfTwo( texture.image ) === false; + let image = resizeImage( texture.image, needsPowerOfTwo, false, capabilities.maxTextureSize ); + image = verifyColorSpace( texture, image ); + + const supportsMips = isPowerOfTwo( image ) || isWebGL2, + glFormat = utils.convert( texture.format, texture.colorSpace ); + + let glType = utils.convert( texture.type ), + glInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType, texture.colorSpace, texture.isVideoTexture ); + + setTextureParameters( textureType, texture, supportsMips ); + + let mipmap; + const mipmaps = texture.mipmaps; + + const useTexStorage = ( isWebGL2 && texture.isVideoTexture !== true && glInternalFormat !== RGB_ETC1_Format ); + const allocateMemory = ( sourceProperties.__version === undefined ) || ( forceUpload === true ); + const levels = getMipLevels( texture, image, supportsMips ); + + if ( texture.isDepthTexture ) { + + // populate depth texture with dummy data + + glInternalFormat = _gl.DEPTH_COMPONENT; + + if ( isWebGL2 ) { + + if ( texture.type === FloatType ) { + + glInternalFormat = _gl.DEPTH_COMPONENT32F; + + } else if ( texture.type === UnsignedIntType ) { + + glInternalFormat = _gl.DEPTH_COMPONENT24; + + } else if ( texture.type === UnsignedInt248Type ) { + + glInternalFormat = _gl.DEPTH24_STENCIL8; + + } else { + + glInternalFormat = _gl.DEPTH_COMPONENT16; // WebGL2 requires sized internalformat for glTexImage2D + + } + + } else { + + if ( texture.type === FloatType ) { + + console.error( 'WebGLRenderer: Floating point depth texture requires WebGL2.' ); + + } + + } + + // validation checks for WebGL 1 + + if ( texture.format === DepthFormat && glInternalFormat === _gl.DEPTH_COMPONENT ) { + + // The error INVALID_OPERATION is generated by texImage2D if format and internalformat are + // DEPTH_COMPONENT and type is not UNSIGNED_SHORT or UNSIGNED_INT + // (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) + if ( texture.type !== UnsignedShortType && texture.type !== UnsignedIntType ) { + + console.warn( 'THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture.' ); + + texture.type = UnsignedIntType; + glType = utils.convert( texture.type ); + + } + + } + + if ( texture.format === DepthStencilFormat && glInternalFormat === _gl.DEPTH_COMPONENT ) { + + // Depth stencil textures need the DEPTH_STENCIL internal format + // (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) + glInternalFormat = _gl.DEPTH_STENCIL; + + // The error INVALID_OPERATION is generated by texImage2D if format and internalformat are + // DEPTH_STENCIL and type is not UNSIGNED_INT_24_8_WEBGL. + // (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/) + if ( texture.type !== UnsignedInt248Type ) { + + console.warn( 'THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture.' ); + + texture.type = UnsignedInt248Type; + glType = utils.convert( texture.type ); + + } + + } + + // + + if ( allocateMemory ) { + + if ( useTexStorage ) { + + state.texStorage2D( _gl.TEXTURE_2D, 1, glInternalFormat, image.width, image.height ); + + } else { + + state.texImage2D( _gl.TEXTURE_2D, 0, glInternalFormat, image.width, image.height, 0, glFormat, glType, null ); + + } + + } + + } else if ( texture.isDataTexture ) { + + // use manually created mipmaps if available + // if there are no manual mipmaps + // set 0 level mipmap and then use GL to generate other mipmap levels + + if ( mipmaps.length > 0 && supportsMips ) { + + if ( useTexStorage && allocateMemory ) { + + state.texStorage2D( _gl.TEXTURE_2D, levels, glInternalFormat, mipmaps[ 0 ].width, mipmaps[ 0 ].height ); + + } + + for ( let i = 0, il = mipmaps.length; i < il; i ++ ) { + + mipmap = mipmaps[ i ]; + + if ( useTexStorage ) { + + state.texSubImage2D( _gl.TEXTURE_2D, i, 0, 0, mipmap.width, mipmap.height, glFormat, glType, mipmap.data ); + + } else { + + state.texImage2D( _gl.TEXTURE_2D, i, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data ); + + } + + } + + texture.generateMipmaps = false; + + } else { + + if ( useTexStorage ) { + + if ( allocateMemory ) { + + state.texStorage2D( _gl.TEXTURE_2D, levels, glInternalFormat, image.width, image.height ); + + } + + state.texSubImage2D( _gl.TEXTURE_2D, 0, 0, 0, image.width, image.height, glFormat, glType, image.data ); + + } else { + + state.texImage2D( _gl.TEXTURE_2D, 0, glInternalFormat, image.width, image.height, 0, glFormat, glType, image.data ); + + } + + } + + } else if ( texture.isCompressedTexture ) { + + if ( texture.isCompressedArrayTexture ) { + + if ( useTexStorage && allocateMemory ) { + + state.texStorage3D( _gl.TEXTURE_2D_ARRAY, levels, glInternalFormat, mipmaps[ 0 ].width, mipmaps[ 0 ].height, image.depth ); + + } + + for ( let i = 0, il = mipmaps.length; i < il; i ++ ) { + + mipmap = mipmaps[ i ]; + + if ( texture.format !== RGBAFormat ) { + + if ( glFormat !== null ) { + + if ( useTexStorage ) { + + state.compressedTexSubImage3D( _gl.TEXTURE_2D_ARRAY, i, 0, 0, 0, mipmap.width, mipmap.height, image.depth, glFormat, mipmap.data, 0, 0 ); + + } else { + + state.compressedTexImage3D( _gl.TEXTURE_2D_ARRAY, i, glInternalFormat, mipmap.width, mipmap.height, image.depth, 0, mipmap.data, 0, 0 ); + + } + + } else { + + console.warn( 'THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()' ); + + } + + } else { + + if ( useTexStorage ) { + + state.texSubImage3D( _gl.TEXTURE_2D_ARRAY, i, 0, 0, 0, mipmap.width, mipmap.height, image.depth, glFormat, glType, mipmap.data ); + + } else { + + state.texImage3D( _gl.TEXTURE_2D_ARRAY, i, glInternalFormat, mipmap.width, mipmap.height, image.depth, 0, glFormat, glType, mipmap.data ); + + } + + } + + } + + } else { + + if ( useTexStorage && allocateMemory ) { + + state.texStorage2D( _gl.TEXTURE_2D, levels, glInternalFormat, mipmaps[ 0 ].width, mipmaps[ 0 ].height ); + + } + + for ( let i = 0, il = mipmaps.length; i < il; i ++ ) { + + mipmap = mipmaps[ i ]; + + if ( texture.format !== RGBAFormat ) { + + if ( glFormat !== null ) { + + if ( useTexStorage ) { + + state.compressedTexSubImage2D( _gl.TEXTURE_2D, i, 0, 0, mipmap.width, mipmap.height, glFormat, mipmap.data ); + + } else { + + state.compressedTexImage2D( _gl.TEXTURE_2D, i, glInternalFormat, mipmap.width, mipmap.height, 0, mipmap.data ); + + } + + } else { + + console.warn( 'THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()' ); + + } + + } else { + + if ( useTexStorage ) { + + state.texSubImage2D( _gl.TEXTURE_2D, i, 0, 0, mipmap.width, mipmap.height, glFormat, glType, mipmap.data ); + + } else { + + state.texImage2D( _gl.TEXTURE_2D, i, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data ); + + } + + } + + } + + } + + } else if ( texture.isDataArrayTexture ) { + + if ( useTexStorage ) { + + if ( allocateMemory ) { + + state.texStorage3D( _gl.TEXTURE_2D_ARRAY, levels, glInternalFormat, image.width, image.height, image.depth ); + + } + + state.texSubImage3D( _gl.TEXTURE_2D_ARRAY, 0, 0, 0, 0, image.width, image.height, image.depth, glFormat, glType, image.data ); + + } else { + + state.texImage3D( _gl.TEXTURE_2D_ARRAY, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data ); + + } + + } else if ( texture.isData3DTexture ) { + + if ( useTexStorage ) { + + if ( allocateMemory ) { + + state.texStorage3D( _gl.TEXTURE_3D, levels, glInternalFormat, image.width, image.height, image.depth ); + + } + + state.texSubImage3D( _gl.TEXTURE_3D, 0, 0, 0, 0, image.width, image.height, image.depth, glFormat, glType, image.data ); + + } else { + + state.texImage3D( _gl.TEXTURE_3D, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data ); + + } + + } else if ( texture.isFramebufferTexture ) { + + if ( allocateMemory ) { + + if ( useTexStorage ) { + + state.texStorage2D( _gl.TEXTURE_2D, levels, glInternalFormat, image.width, image.height ); + + } else { + + let width = image.width, height = image.height; + + for ( let i = 0; i < levels; i ++ ) { + + state.texImage2D( _gl.TEXTURE_2D, i, glInternalFormat, width, height, 0, glFormat, glType, null ); + + width >>= 1; + height >>= 1; + + } + + } + + } + + } else { + + // regular Texture (image, video, canvas) + + // use manually created mipmaps if available + // if there are no manual mipmaps + // set 0 level mipmap and then use GL to generate other mipmap levels + + if ( mipmaps.length > 0 && supportsMips ) { + + if ( useTexStorage && allocateMemory ) { + + state.texStorage2D( _gl.TEXTURE_2D, levels, glInternalFormat, mipmaps[ 0 ].width, mipmaps[ 0 ].height ); + + } + + for ( let i = 0, il = mipmaps.length; i < il; i ++ ) { + + mipmap = mipmaps[ i ]; + + if ( useTexStorage ) { + + state.texSubImage2D( _gl.TEXTURE_2D, i, 0, 0, glFormat, glType, mipmap ); + + } else { + + state.texImage2D( _gl.TEXTURE_2D, i, glInternalFormat, glFormat, glType, mipmap ); + + } + + } + + texture.generateMipmaps = false; + + } else { + + if ( useTexStorage ) { + + if ( allocateMemory ) { + + state.texStorage2D( _gl.TEXTURE_2D, levels, glInternalFormat, image.width, image.height ); + + } + + state.texSubImage2D( _gl.TEXTURE_2D, 0, 0, 0, glFormat, glType, image ); + + } else { + + state.texImage2D( _gl.TEXTURE_2D, 0, glInternalFormat, glFormat, glType, image ); + + } + + } + + } + + if ( textureNeedsGenerateMipmaps( texture, supportsMips ) ) { + + generateMipmap( textureType ); + + } + + sourceProperties.__version = source.version; + + if ( texture.onUpdate ) texture.onUpdate( texture ); + + } + + textureProperties.__version = texture.version; + + } + + function uploadCubeTexture( textureProperties, texture, slot ) { + + if ( texture.image.length !== 6 ) return; + + const forceUpload = initTexture( textureProperties, texture ); + const source = texture.source; + + state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__webglTexture, _gl.TEXTURE0 + slot ); + + const sourceProperties = properties.get( source ); + + if ( source.version !== sourceProperties.__version || forceUpload === true ) { + + state.activeTexture( _gl.TEXTURE0 + slot ); + + const workingPrimaries = ColorManagement.getPrimaries( ColorManagement.workingColorSpace ); + const texturePrimaries = texture.colorSpace === NoColorSpace ? null : ColorManagement.getPrimaries( texture.colorSpace ); + const unpackConversion = texture.colorSpace === NoColorSpace || workingPrimaries === texturePrimaries ? _gl.NONE : _gl.BROWSER_DEFAULT_WEBGL; + + _gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, texture.flipY ); + _gl.pixelStorei( _gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, texture.premultiplyAlpha ); + _gl.pixelStorei( _gl.UNPACK_ALIGNMENT, texture.unpackAlignment ); + _gl.pixelStorei( _gl.UNPACK_COLORSPACE_CONVERSION_WEBGL, unpackConversion ); + + const isCompressed = ( texture.isCompressedTexture || texture.image[ 0 ].isCompressedTexture ); + const isDataTexture = ( texture.image[ 0 ] && texture.image[ 0 ].isDataTexture ); + + const cubeImage = []; + + for ( let i = 0; i < 6; i ++ ) { + + if ( ! isCompressed && ! isDataTexture ) { + + cubeImage[ i ] = resizeImage( texture.image[ i ], false, true, capabilities.maxCubemapSize ); + + } else { + + cubeImage[ i ] = isDataTexture ? texture.image[ i ].image : texture.image[ i ]; + + } + + cubeImage[ i ] = verifyColorSpace( texture, cubeImage[ i ] ); + + } + + const image = cubeImage[ 0 ], + supportsMips = isPowerOfTwo( image ) || isWebGL2, + glFormat = utils.convert( texture.format, texture.colorSpace ), + glType = utils.convert( texture.type ), + glInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType, texture.colorSpace ); + + const useTexStorage = ( isWebGL2 && texture.isVideoTexture !== true ); + const allocateMemory = ( sourceProperties.__version === undefined ) || ( forceUpload === true ); + let levels = getMipLevels( texture, image, supportsMips ); + + setTextureParameters( _gl.TEXTURE_CUBE_MAP, texture, supportsMips ); + + let mipmaps; + + if ( isCompressed ) { + + if ( useTexStorage && allocateMemory ) { + + state.texStorage2D( _gl.TEXTURE_CUBE_MAP, levels, glInternalFormat, image.width, image.height ); + + } + + for ( let i = 0; i < 6; i ++ ) { + + mipmaps = cubeImage[ i ].mipmaps; + + for ( let j = 0; j < mipmaps.length; j ++ ) { + + const mipmap = mipmaps[ j ]; + + if ( texture.format !== RGBAFormat ) { + + if ( glFormat !== null ) { + + if ( useTexStorage ) { + + state.compressedTexSubImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, 0, 0, mipmap.width, mipmap.height, glFormat, mipmap.data ); + + } else { + + state.compressedTexImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, glInternalFormat, mipmap.width, mipmap.height, 0, mipmap.data ); + + } + + } else { + + console.warn( 'THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()' ); + + } + + } else { + + if ( useTexStorage ) { + + state.texSubImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, 0, 0, mipmap.width, mipmap.height, glFormat, glType, mipmap.data ); + + } else { + + state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data ); + + } + + } + + } + + } + + } else { + + mipmaps = texture.mipmaps; + + if ( useTexStorage && allocateMemory ) { + + // TODO: Uniformly handle mipmap definitions + // Normal textures and compressed cube textures define base level + mips with their mipmap array + // Uncompressed cube textures use their mipmap array only for mips (no base level) + + if ( mipmaps.length > 0 ) levels ++; + + state.texStorage2D( _gl.TEXTURE_CUBE_MAP, levels, glInternalFormat, cubeImage[ 0 ].width, cubeImage[ 0 ].height ); + + } + + for ( let i = 0; i < 6; i ++ ) { + + if ( isDataTexture ) { + + if ( useTexStorage ) { + + state.texSubImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, 0, 0, cubeImage[ i ].width, cubeImage[ i ].height, glFormat, glType, cubeImage[ i ].data ); + + } else { + + state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, glInternalFormat, cubeImage[ i ].width, cubeImage[ i ].height, 0, glFormat, glType, cubeImage[ i ].data ); + + } + + for ( let j = 0; j < mipmaps.length; j ++ ) { + + const mipmap = mipmaps[ j ]; + const mipmapImage = mipmap.image[ i ].image; + + if ( useTexStorage ) { + + state.texSubImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j + 1, 0, 0, mipmapImage.width, mipmapImage.height, glFormat, glType, mipmapImage.data ); + + } else { + + state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j + 1, glInternalFormat, mipmapImage.width, mipmapImage.height, 0, glFormat, glType, mipmapImage.data ); + + } + + } + + } else { + + if ( useTexStorage ) { + + state.texSubImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, 0, 0, glFormat, glType, cubeImage[ i ] ); + + } else { + + state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, glInternalFormat, glFormat, glType, cubeImage[ i ] ); + + } + + for ( let j = 0; j < mipmaps.length; j ++ ) { + + const mipmap = mipmaps[ j ]; + + if ( useTexStorage ) { + + state.texSubImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j + 1, 0, 0, glFormat, glType, mipmap.image[ i ] ); + + } else { + + state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j + 1, glInternalFormat, glFormat, glType, mipmap.image[ i ] ); + + } + + } + + } + + } + + } + + if ( textureNeedsGenerateMipmaps( texture, supportsMips ) ) { + + // We assume images for cube map have the same size. + generateMipmap( _gl.TEXTURE_CUBE_MAP ); + + } + + sourceProperties.__version = source.version; + + if ( texture.onUpdate ) texture.onUpdate( texture ); + + } + + textureProperties.__version = texture.version; + + } + + // Render targets + + // Setup storage for target texture and bind it to correct framebuffer + function setupFrameBufferTexture( framebuffer, renderTarget, texture, attachment, textureTarget, level ) { + + const glFormat = utils.convert( texture.format, texture.colorSpace ); + const glType = utils.convert( texture.type ); + const glInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType, texture.colorSpace ); + const renderTargetProperties = properties.get( renderTarget ); + + if ( ! renderTargetProperties.__hasExternalTextures ) { + + const width = Math.max( 1, renderTarget.width >> level ); + const height = Math.max( 1, renderTarget.height >> level ); + + if ( textureTarget === _gl.TEXTURE_3D || textureTarget === _gl.TEXTURE_2D_ARRAY ) { + + state.texImage3D( textureTarget, level, glInternalFormat, width, height, renderTarget.depth, 0, glFormat, glType, null ); + + } else { + + state.texImage2D( textureTarget, level, glInternalFormat, width, height, 0, glFormat, glType, null ); + + } + + } + + state.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); + + if ( useMultisampledRTT( renderTarget ) ) { + + multisampledRTTExt.framebufferTexture2DMultisampleEXT( _gl.FRAMEBUFFER, attachment, textureTarget, properties.get( texture ).__webglTexture, 0, getRenderTargetSamples( renderTarget ) ); + + } else if ( textureTarget === _gl.TEXTURE_2D || ( textureTarget >= _gl.TEXTURE_CUBE_MAP_POSITIVE_X && textureTarget <= _gl.TEXTURE_CUBE_MAP_NEGATIVE_Z ) ) { // see #24753 + + _gl.framebufferTexture2D( _gl.FRAMEBUFFER, attachment, textureTarget, properties.get( texture ).__webglTexture, level ); + + } + + state.bindFramebuffer( _gl.FRAMEBUFFER, null ); + + } + + + // Setup storage for internal depth/stencil buffers and bind to correct framebuffer + function setupRenderBufferStorage( renderbuffer, renderTarget, isMultisample ) { + + _gl.bindRenderbuffer( _gl.RENDERBUFFER, renderbuffer ); + + if ( renderTarget.depthBuffer && ! renderTarget.stencilBuffer ) { + + let glInternalFormat = ( isWebGL2 === true ) ? _gl.DEPTH_COMPONENT24 : _gl.DEPTH_COMPONENT16; + + if ( isMultisample || useMultisampledRTT( renderTarget ) ) { + + const depthTexture = renderTarget.depthTexture; + + if ( depthTexture && depthTexture.isDepthTexture ) { + + if ( depthTexture.type === FloatType ) { + + glInternalFormat = _gl.DEPTH_COMPONENT32F; + + } else if ( depthTexture.type === UnsignedIntType ) { + + glInternalFormat = _gl.DEPTH_COMPONENT24; + + } + + } + + const samples = getRenderTargetSamples( renderTarget ); + + if ( useMultisampledRTT( renderTarget ) ) { + + multisampledRTTExt.renderbufferStorageMultisampleEXT( _gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height ); + + } else { + + _gl.renderbufferStorageMultisample( _gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height ); + + } + + } else { + + _gl.renderbufferStorage( _gl.RENDERBUFFER, glInternalFormat, renderTarget.width, renderTarget.height ); + + } + + _gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.DEPTH_ATTACHMENT, _gl.RENDERBUFFER, renderbuffer ); + + } else if ( renderTarget.depthBuffer && renderTarget.stencilBuffer ) { + + const samples = getRenderTargetSamples( renderTarget ); + + if ( isMultisample && useMultisampledRTT( renderTarget ) === false ) { + + _gl.renderbufferStorageMultisample( _gl.RENDERBUFFER, samples, _gl.DEPTH24_STENCIL8, renderTarget.width, renderTarget.height ); + + } else if ( useMultisampledRTT( renderTarget ) ) { + + multisampledRTTExt.renderbufferStorageMultisampleEXT( _gl.RENDERBUFFER, samples, _gl.DEPTH24_STENCIL8, renderTarget.width, renderTarget.height ); + + } else { + + _gl.renderbufferStorage( _gl.RENDERBUFFER, _gl.DEPTH_STENCIL, renderTarget.width, renderTarget.height ); + + } + + + _gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.DEPTH_STENCIL_ATTACHMENT, _gl.RENDERBUFFER, renderbuffer ); + + } else { + + const textures = renderTarget.isWebGLMultipleRenderTargets === true ? renderTarget.texture : [ renderTarget.texture ]; + + for ( let i = 0; i < textures.length; i ++ ) { + + const texture = textures[ i ]; + + const glFormat = utils.convert( texture.format, texture.colorSpace ); + const glType = utils.convert( texture.type ); + const glInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType, texture.colorSpace ); + const samples = getRenderTargetSamples( renderTarget ); + + if ( isMultisample && useMultisampledRTT( renderTarget ) === false ) { + + _gl.renderbufferStorageMultisample( _gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height ); + + } else if ( useMultisampledRTT( renderTarget ) ) { + + multisampledRTTExt.renderbufferStorageMultisampleEXT( _gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height ); + + } else { + + _gl.renderbufferStorage( _gl.RENDERBUFFER, glInternalFormat, renderTarget.width, renderTarget.height ); + + } + + } + + } + + _gl.bindRenderbuffer( _gl.RENDERBUFFER, null ); + + } + + // Setup resources for a Depth Texture for a FBO (needs an extension) + function setupDepthTexture( framebuffer, renderTarget ) { + + const isCube = ( renderTarget && renderTarget.isWebGLCubeRenderTarget ); + if ( isCube ) throw new Error( 'Depth Texture with cube render targets is not supported' ); + + state.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); + + if ( ! ( renderTarget.depthTexture && renderTarget.depthTexture.isDepthTexture ) ) { + + throw new Error( 'renderTarget.depthTexture must be an instance of THREE.DepthTexture' ); + + } + + // upload an empty depth texture with framebuffer size + if ( ! properties.get( renderTarget.depthTexture ).__webglTexture || + renderTarget.depthTexture.image.width !== renderTarget.width || + renderTarget.depthTexture.image.height !== renderTarget.height ) { + + renderTarget.depthTexture.image.width = renderTarget.width; + renderTarget.depthTexture.image.height = renderTarget.height; + renderTarget.depthTexture.needsUpdate = true; + + } + + setTexture2D( renderTarget.depthTexture, 0 ); + + const webglDepthTexture = properties.get( renderTarget.depthTexture ).__webglTexture; + const samples = getRenderTargetSamples( renderTarget ); + + if ( renderTarget.depthTexture.format === DepthFormat ) { + + if ( useMultisampledRTT( renderTarget ) ) { + + multisampledRTTExt.framebufferTexture2DMultisampleEXT( _gl.FRAMEBUFFER, _gl.DEPTH_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0, samples ); + + } else { + + _gl.framebufferTexture2D( _gl.FRAMEBUFFER, _gl.DEPTH_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0 ); + + } + + } else if ( renderTarget.depthTexture.format === DepthStencilFormat ) { + + if ( useMultisampledRTT( renderTarget ) ) { + + multisampledRTTExt.framebufferTexture2DMultisampleEXT( _gl.FRAMEBUFFER, _gl.DEPTH_STENCIL_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0, samples ); + + } else { + + _gl.framebufferTexture2D( _gl.FRAMEBUFFER, _gl.DEPTH_STENCIL_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0 ); + + } + + } else { + + throw new Error( 'Unknown depthTexture format' ); + + } + + } + + // Setup GL resources for a non-texture depth buffer + function setupDepthRenderbuffer( renderTarget ) { + + const renderTargetProperties = properties.get( renderTarget ); + const isCube = ( renderTarget.isWebGLCubeRenderTarget === true ); + + if ( renderTarget.depthTexture && ! renderTargetProperties.__autoAllocateDepthBuffer ) { + + if ( isCube ) throw new Error( 'target.depthTexture not supported in Cube render targets' ); + + setupDepthTexture( renderTargetProperties.__webglFramebuffer, renderTarget ); + + } else { + + if ( isCube ) { + + renderTargetProperties.__webglDepthbuffer = []; + + for ( let i = 0; i < 6; i ++ ) { + + state.bindFramebuffer( _gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer[ i ] ); + renderTargetProperties.__webglDepthbuffer[ i ] = _gl.createRenderbuffer(); + setupRenderBufferStorage( renderTargetProperties.__webglDepthbuffer[ i ], renderTarget, false ); + + } + + } else { + + state.bindFramebuffer( _gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer ); + renderTargetProperties.__webglDepthbuffer = _gl.createRenderbuffer(); + setupRenderBufferStorage( renderTargetProperties.__webglDepthbuffer, renderTarget, false ); + + } + + } + + state.bindFramebuffer( _gl.FRAMEBUFFER, null ); + + } + + // rebind framebuffer with external textures + function rebindTextures( renderTarget, colorTexture, depthTexture ) { + + const renderTargetProperties = properties.get( renderTarget ); + + if ( colorTexture !== undefined ) { + + setupFrameBufferTexture( renderTargetProperties.__webglFramebuffer, renderTarget, renderTarget.texture, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_2D, 0 ); + + } + + if ( depthTexture !== undefined ) { + + setupDepthRenderbuffer( renderTarget ); + + } + + } + + // Set up GL resources for the render target + function setupRenderTarget( renderTarget ) { + + const texture = renderTarget.texture; + + const renderTargetProperties = properties.get( renderTarget ); + const textureProperties = properties.get( texture ); + + renderTarget.addEventListener( 'dispose', onRenderTargetDispose ); + + if ( renderTarget.isWebGLMultipleRenderTargets !== true ) { + + if ( textureProperties.__webglTexture === undefined ) { + + textureProperties.__webglTexture = _gl.createTexture(); + + } + + textureProperties.__version = texture.version; + info.memory.textures ++; + + } + + const isCube = ( renderTarget.isWebGLCubeRenderTarget === true ); + const isMultipleRenderTargets = ( renderTarget.isWebGLMultipleRenderTargets === true ); + const supportsMips = isPowerOfTwo( renderTarget ) || isWebGL2; + + // Setup framebuffer + + if ( isCube ) { + + renderTargetProperties.__webglFramebuffer = []; + + for ( let i = 0; i < 6; i ++ ) { + + if ( isWebGL2 && texture.mipmaps && texture.mipmaps.length > 0 ) { + + renderTargetProperties.__webglFramebuffer[ i ] = []; + + for ( let level = 0; level < texture.mipmaps.length; level ++ ) { + + renderTargetProperties.__webglFramebuffer[ i ][ level ] = _gl.createFramebuffer(); + + } + + } else { + + renderTargetProperties.__webglFramebuffer[ i ] = _gl.createFramebuffer(); + + } + + } + + } else { + + if ( isWebGL2 && texture.mipmaps && texture.mipmaps.length > 0 ) { + + renderTargetProperties.__webglFramebuffer = []; + + for ( let level = 0; level < texture.mipmaps.length; level ++ ) { + + renderTargetProperties.__webglFramebuffer[ level ] = _gl.createFramebuffer(); + + } + + } else { + + renderTargetProperties.__webglFramebuffer = _gl.createFramebuffer(); + + } + + if ( isMultipleRenderTargets ) { + + if ( capabilities.drawBuffers ) { + + const textures = renderTarget.texture; + + for ( let i = 0, il = textures.length; i < il; i ++ ) { + + const attachmentProperties = properties.get( textures[ i ] ); + + if ( attachmentProperties.__webglTexture === undefined ) { + + attachmentProperties.__webglTexture = _gl.createTexture(); + + info.memory.textures ++; + + } + + } + + } else { + + console.warn( 'THREE.WebGLRenderer: WebGLMultipleRenderTargets can only be used with WebGL2 or WEBGL_draw_buffers extension.' ); + + } + + } + + if ( ( isWebGL2 && renderTarget.samples > 0 ) && useMultisampledRTT( renderTarget ) === false ) { + + const textures = isMultipleRenderTargets ? texture : [ texture ]; + + renderTargetProperties.__webglMultisampledFramebuffer = _gl.createFramebuffer(); + renderTargetProperties.__webglColorRenderbuffer = []; + + state.bindFramebuffer( _gl.FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer ); + + for ( let i = 0; i < textures.length; i ++ ) { + + const texture = textures[ i ]; + renderTargetProperties.__webglColorRenderbuffer[ i ] = _gl.createRenderbuffer(); + + _gl.bindRenderbuffer( _gl.RENDERBUFFER, renderTargetProperties.__webglColorRenderbuffer[ i ] ); + + const glFormat = utils.convert( texture.format, texture.colorSpace ); + const glType = utils.convert( texture.type ); + const glInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType, texture.colorSpace, renderTarget.isXRRenderTarget === true ); + const samples = getRenderTargetSamples( renderTarget ); + _gl.renderbufferStorageMultisample( _gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height ); + + _gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.RENDERBUFFER, renderTargetProperties.__webglColorRenderbuffer[ i ] ); + + } + + _gl.bindRenderbuffer( _gl.RENDERBUFFER, null ); + + if ( renderTarget.depthBuffer ) { + + renderTargetProperties.__webglDepthRenderbuffer = _gl.createRenderbuffer(); + setupRenderBufferStorage( renderTargetProperties.__webglDepthRenderbuffer, renderTarget, true ); + + } + + state.bindFramebuffer( _gl.FRAMEBUFFER, null ); + + } + + } + + // Setup color buffer + + if ( isCube ) { + + state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__webglTexture ); + setTextureParameters( _gl.TEXTURE_CUBE_MAP, texture, supportsMips ); + + for ( let i = 0; i < 6; i ++ ) { + + if ( isWebGL2 && texture.mipmaps && texture.mipmaps.length > 0 ) { + + for ( let level = 0; level < texture.mipmaps.length; level ++ ) { + + setupFrameBufferTexture( renderTargetProperties.__webglFramebuffer[ i ][ level ], renderTarget, texture, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, level ); + + } + + } else { + + setupFrameBufferTexture( renderTargetProperties.__webglFramebuffer[ i ], renderTarget, texture, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0 ); + + } + + } + + if ( textureNeedsGenerateMipmaps( texture, supportsMips ) ) { + + generateMipmap( _gl.TEXTURE_CUBE_MAP ); + + } + + state.unbindTexture(); + + } else if ( isMultipleRenderTargets ) { + + const textures = renderTarget.texture; + + for ( let i = 0, il = textures.length; i < il; i ++ ) { + + const attachment = textures[ i ]; + const attachmentProperties = properties.get( attachment ); + + state.bindTexture( _gl.TEXTURE_2D, attachmentProperties.__webglTexture ); + setTextureParameters( _gl.TEXTURE_2D, attachment, supportsMips ); + setupFrameBufferTexture( renderTargetProperties.__webglFramebuffer, renderTarget, attachment, _gl.COLOR_ATTACHMENT0 + i, _gl.TEXTURE_2D, 0 ); + + if ( textureNeedsGenerateMipmaps( attachment, supportsMips ) ) { + + generateMipmap( _gl.TEXTURE_2D ); + + } + + } + + state.unbindTexture(); + + } else { + + let glTextureType = _gl.TEXTURE_2D; + + if ( renderTarget.isWebGL3DRenderTarget || renderTarget.isWebGLArrayRenderTarget ) { + + if ( isWebGL2 ) { + + glTextureType = renderTarget.isWebGL3DRenderTarget ? _gl.TEXTURE_3D : _gl.TEXTURE_2D_ARRAY; + + } else { + + console.error( 'THREE.WebGLTextures: THREE.Data3DTexture and THREE.DataArrayTexture only supported with WebGL2.' ); + + } + + } + + state.bindTexture( glTextureType, textureProperties.__webglTexture ); + setTextureParameters( glTextureType, texture, supportsMips ); + + if ( isWebGL2 && texture.mipmaps && texture.mipmaps.length > 0 ) { + + for ( let level = 0; level < texture.mipmaps.length; level ++ ) { + + setupFrameBufferTexture( renderTargetProperties.__webglFramebuffer[ level ], renderTarget, texture, _gl.COLOR_ATTACHMENT0, glTextureType, level ); + + } + + } else { + + setupFrameBufferTexture( renderTargetProperties.__webglFramebuffer, renderTarget, texture, _gl.COLOR_ATTACHMENT0, glTextureType, 0 ); + + } + + if ( textureNeedsGenerateMipmaps( texture, supportsMips ) ) { + + generateMipmap( glTextureType ); + + } + + state.unbindTexture(); + + } + + // Setup depth and stencil buffers + + if ( renderTarget.depthBuffer ) { + + setupDepthRenderbuffer( renderTarget ); + + } + + } + + function updateRenderTargetMipmap( renderTarget ) { + + const supportsMips = isPowerOfTwo( renderTarget ) || isWebGL2; + + const textures = renderTarget.isWebGLMultipleRenderTargets === true ? renderTarget.texture : [ renderTarget.texture ]; + + for ( let i = 0, il = textures.length; i < il; i ++ ) { + + const texture = textures[ i ]; + + if ( textureNeedsGenerateMipmaps( texture, supportsMips ) ) { + + const target = renderTarget.isWebGLCubeRenderTarget ? _gl.TEXTURE_CUBE_MAP : _gl.TEXTURE_2D; + const webglTexture = properties.get( texture ).__webglTexture; + + state.bindTexture( target, webglTexture ); + generateMipmap( target ); + state.unbindTexture(); + + } + + } + + } + + function updateMultisampleRenderTarget( renderTarget ) { + + if ( ( isWebGL2 && renderTarget.samples > 0 ) && useMultisampledRTT( renderTarget ) === false ) { + + const textures = renderTarget.isWebGLMultipleRenderTargets ? renderTarget.texture : [ renderTarget.texture ]; + const width = renderTarget.width; + const height = renderTarget.height; + let mask = _gl.COLOR_BUFFER_BIT; + const invalidationArray = []; + const depthStyle = renderTarget.stencilBuffer ? _gl.DEPTH_STENCIL_ATTACHMENT : _gl.DEPTH_ATTACHMENT; + const renderTargetProperties = properties.get( renderTarget ); + const isMultipleRenderTargets = ( renderTarget.isWebGLMultipleRenderTargets === true ); + + // If MRT we need to remove FBO attachments + if ( isMultipleRenderTargets ) { + + for ( let i = 0; i < textures.length; i ++ ) { + + state.bindFramebuffer( _gl.FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer ); + _gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.RENDERBUFFER, null ); + + state.bindFramebuffer( _gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer ); + _gl.framebufferTexture2D( _gl.DRAW_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.TEXTURE_2D, null, 0 ); + + } + + } + + state.bindFramebuffer( _gl.READ_FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer ); + state.bindFramebuffer( _gl.DRAW_FRAMEBUFFER, renderTargetProperties.__webglFramebuffer ); + + for ( let i = 0; i < textures.length; i ++ ) { + + invalidationArray.push( _gl.COLOR_ATTACHMENT0 + i ); + + if ( renderTarget.depthBuffer ) { + + invalidationArray.push( depthStyle ); + + } + + const ignoreDepthValues = ( renderTargetProperties.__ignoreDepthValues !== undefined ) ? renderTargetProperties.__ignoreDepthValues : false; + + if ( ignoreDepthValues === false ) { + + if ( renderTarget.depthBuffer ) mask |= _gl.DEPTH_BUFFER_BIT; + if ( renderTarget.stencilBuffer ) mask |= _gl.STENCIL_BUFFER_BIT; + + } + + if ( isMultipleRenderTargets ) { + + _gl.framebufferRenderbuffer( _gl.READ_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, _gl.RENDERBUFFER, renderTargetProperties.__webglColorRenderbuffer[ i ] ); + + } + + if ( ignoreDepthValues === true ) { + + _gl.invalidateFramebuffer( _gl.READ_FRAMEBUFFER, [ depthStyle ] ); + _gl.invalidateFramebuffer( _gl.DRAW_FRAMEBUFFER, [ depthStyle ] ); + + } + + if ( isMultipleRenderTargets ) { + + const webglTexture = properties.get( textures[ i ] ).__webglTexture; + _gl.framebufferTexture2D( _gl.DRAW_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_2D, webglTexture, 0 ); + + } + + _gl.blitFramebuffer( 0, 0, width, height, 0, 0, width, height, mask, _gl.NEAREST ); + + if ( supportsInvalidateFramebuffer ) { + + _gl.invalidateFramebuffer( _gl.READ_FRAMEBUFFER, invalidationArray ); + + } + + + } + + state.bindFramebuffer( _gl.READ_FRAMEBUFFER, null ); + state.bindFramebuffer( _gl.DRAW_FRAMEBUFFER, null ); + + // If MRT since pre-blit we removed the FBO we need to reconstruct the attachments + if ( isMultipleRenderTargets ) { + + for ( let i = 0; i < textures.length; i ++ ) { + + state.bindFramebuffer( _gl.FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer ); + _gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.RENDERBUFFER, renderTargetProperties.__webglColorRenderbuffer[ i ] ); + + const webglTexture = properties.get( textures[ i ] ).__webglTexture; + + state.bindFramebuffer( _gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer ); + _gl.framebufferTexture2D( _gl.DRAW_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.TEXTURE_2D, webglTexture, 0 ); + + } + + } + + state.bindFramebuffer( _gl.DRAW_FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer ); + + } + + } + + function getRenderTargetSamples( renderTarget ) { + + return Math.min( capabilities.maxSamples, renderTarget.samples ); + + } + + function useMultisampledRTT( renderTarget ) { + + const renderTargetProperties = properties.get( renderTarget ); + + return isWebGL2 && renderTarget.samples > 0 && extensions.has( 'WEBGL_multisampled_render_to_texture' ) === true && renderTargetProperties.__useRenderToTexture !== false; + + } + + function updateVideoTexture( texture ) { + + const frame = info.render.frame; + + // Check the last frame we updated the VideoTexture + + if ( _videoTextures.get( texture ) !== frame ) { + + _videoTextures.set( texture, frame ); + texture.update(); + + } + + } + + function verifyColorSpace( texture, image ) { + + const colorSpace = texture.colorSpace; + const format = texture.format; + const type = texture.type; + + if ( texture.isCompressedTexture === true || texture.isVideoTexture === true || texture.format === _SRGBAFormat ) return image; + + if ( colorSpace !== LinearSRGBColorSpace && colorSpace !== NoColorSpace ) { + + // sRGB + + if ( ColorManagement.getTransfer( colorSpace ) === SRGBTransfer ) { + + if ( isWebGL2 === false ) { + + // in WebGL 1, try to use EXT_sRGB extension and unsized formats + + if ( extensions.has( 'EXT_sRGB' ) === true && format === RGBAFormat ) { + + texture.format = _SRGBAFormat; + + // it's not possible to generate mips in WebGL 1 with this extension + + texture.minFilter = LinearFilter; + texture.generateMipmaps = false; + + } else { + + // slow fallback (CPU decode) + + image = ImageUtils.sRGBToLinear( image ); + + } + + } else { + + // in WebGL 2 uncompressed textures can only be sRGB encoded if they have the RGBA8 format + + if ( format !== RGBAFormat || type !== UnsignedByteType ) { + + console.warn( 'THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType.' ); + + } + + } + + } else { + + console.error( 'THREE.WebGLTextures: Unsupported texture color space:', colorSpace ); + + } + + } + + return image; + + } + + // + + this.allocateTextureUnit = allocateTextureUnit; + this.resetTextureUnits = resetTextureUnits; + + this.setTexture2D = setTexture2D; + this.setTexture2DArray = setTexture2DArray; + this.setTexture3D = setTexture3D; + this.setTextureCube = setTextureCube; + this.rebindTextures = rebindTextures; + this.setupRenderTarget = setupRenderTarget; + this.updateRenderTargetMipmap = updateRenderTargetMipmap; + this.updateMultisampleRenderTarget = updateMultisampleRenderTarget; + this.setupDepthRenderbuffer = setupDepthRenderbuffer; + this.setupFrameBufferTexture = setupFrameBufferTexture; + this.useMultisampledRTT = useMultisampledRTT; + +} + +export { WebGLTextures }; diff --git a/libs/three/src/renderers/webgl/WebGLUniforms.js b/libs/three/src/renderers/webgl/WebGLUniforms.js new file mode 100644 index 000000000..6069c6a31 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLUniforms.js @@ -0,0 +1,1156 @@ +/** + * Uniforms of a program. + * Those form a tree structure with a special top-level container for the root, + * which you get by calling 'new WebGLUniforms( gl, program )'. + * + * + * Properties of inner nodes including the top-level container: + * + * .seq - array of nested uniforms + * .map - nested uniforms by name + * + * + * Methods of all nodes except the top-level container: + * + * .setValue( gl, value, [textures] ) + * + * uploads a uniform value(s) + * the 'textures' parameter is needed for sampler uniforms + * + * + * Static methods of the top-level container (textures factorizations): + * + * .upload( gl, seq, values, textures ) + * + * sets uniforms in 'seq' to 'values[id].value' + * + * .seqWithValue( seq, values ) : filteredSeq + * + * filters 'seq' entries with corresponding entry in values + * + * + * Methods of the top-level container (textures factorizations): + * + * .setValue( gl, name, value, textures ) + * + * sets uniform with name 'name' to 'value' + * + * .setOptional( gl, obj, prop ) + * + * like .set for an optional property of the object + * + */ + +import { CubeTexture } from '../../textures/CubeTexture.js'; +import { Texture } from '../../textures/Texture.js'; +import { DataArrayTexture } from '../../textures/DataArrayTexture.js'; +import { Data3DTexture } from '../../textures/Data3DTexture.js'; +import { DepthTexture } from '../../textures/DepthTexture.js'; +import { LessEqualCompare } from '../../constants.js'; + +const emptyTexture = /*@__PURE__*/ new Texture(); + +const emptyShadowTexture = /*@__PURE__*/ new DepthTexture( 1, 1 ); +emptyShadowTexture.compareFunction = LessEqualCompare; + +const emptyArrayTexture = /*@__PURE__*/ new DataArrayTexture(); +const empty3dTexture = /*@__PURE__*/ new Data3DTexture(); +const emptyCubeTexture = /*@__PURE__*/ new CubeTexture(); + +// --- Utilities --- + +// Array Caches (provide typed arrays for temporary by size) + +const arrayCacheF32 = []; +const arrayCacheI32 = []; + +// Float32Array caches used for uploading Matrix uniforms + +const mat4array = new Float32Array( 16 ); +const mat3array = new Float32Array( 9 ); +const mat2array = new Float32Array( 4 ); + +// Flattening for arrays of vectors and matrices + +function flatten( array, nBlocks, blockSize ) { + + const firstElem = array[ 0 ]; + + if ( firstElem <= 0 || firstElem > 0 ) return array; + // unoptimized: ! isNaN( firstElem ) + // see http://jacksondunstan.com/articles/983 + + const n = nBlocks * blockSize; + let r = arrayCacheF32[ n ]; + + if ( r === undefined ) { + + r = new Float32Array( n ); + arrayCacheF32[ n ] = r; + + } + + if ( nBlocks !== 0 ) { + + firstElem.toArray( r, 0 ); + + for ( let i = 1, offset = 0; i !== nBlocks; ++ i ) { + + offset += blockSize; + array[ i ].toArray( r, offset ); + + } + + } + + return r; + +} + +function arraysEqual( a, b ) { + + if ( a.length !== b.length ) return false; + + for ( let i = 0, l = a.length; i < l; i ++ ) { + + if ( a[ i ] !== b[ i ] ) return false; + + } + + return true; + +} + +function copyArray( a, b ) { + + for ( let i = 0, l = b.length; i < l; i ++ ) { + + a[ i ] = b[ i ]; + + } + +} + +// Texture unit allocation + +function allocTexUnits( textures, n ) { + + let r = arrayCacheI32[ n ]; + + if ( r === undefined ) { + + r = new Int32Array( n ); + arrayCacheI32[ n ] = r; + + } + + for ( let i = 0; i !== n; ++ i ) { + + r[ i ] = textures.allocateTextureUnit(); + + } + + return r; + +} + +// --- Setters --- + +// Note: Defining these methods externally, because they come in a bunch +// and this way their names minify. + +// Single scalar + +function setValueV1f( gl, v ) { + + const cache = this.cache; + + if ( cache[ 0 ] === v ) return; + + gl.uniform1f( this.addr, v ); + + cache[ 0 ] = v; + +} + +// Single float vector (from flat array or THREE.VectorN) + +function setValueV2f( gl, v ) { + + const cache = this.cache; + + if ( v.x !== undefined ) { + + if ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y ) { + + gl.uniform2f( this.addr, v.x, v.y ); + + cache[ 0 ] = v.x; + cache[ 1 ] = v.y; + + } + + } else { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniform2fv( this.addr, v ); + + copyArray( cache, v ); + + } + +} + +function setValueV3f( gl, v ) { + + const cache = this.cache; + + if ( v.x !== undefined ) { + + if ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y || cache[ 2 ] !== v.z ) { + + gl.uniform3f( this.addr, v.x, v.y, v.z ); + + cache[ 0 ] = v.x; + cache[ 1 ] = v.y; + cache[ 2 ] = v.z; + + } + + } else if ( v.r !== undefined ) { + + if ( cache[ 0 ] !== v.r || cache[ 1 ] !== v.g || cache[ 2 ] !== v.b ) { + + gl.uniform3f( this.addr, v.r, v.g, v.b ); + + cache[ 0 ] = v.r; + cache[ 1 ] = v.g; + cache[ 2 ] = v.b; + + } + + } else { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniform3fv( this.addr, v ); + + copyArray( cache, v ); + + } + +} + +function setValueV4f( gl, v ) { + + const cache = this.cache; + + if ( v.x !== undefined ) { + + if ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y || cache[ 2 ] !== v.z || cache[ 3 ] !== v.w ) { + + gl.uniform4f( this.addr, v.x, v.y, v.z, v.w ); + + cache[ 0 ] = v.x; + cache[ 1 ] = v.y; + cache[ 2 ] = v.z; + cache[ 3 ] = v.w; + + } + + } else { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniform4fv( this.addr, v ); + + copyArray( cache, v ); + + } + +} + +// Single matrix (from flat array or THREE.MatrixN) + +function setValueM2( gl, v ) { + + const cache = this.cache; + const elements = v.elements; + + if ( elements === undefined ) { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniformMatrix2fv( this.addr, false, v ); + + copyArray( cache, v ); + + } else { + + if ( arraysEqual( cache, elements ) ) return; + + mat2array.set( elements ); + + gl.uniformMatrix2fv( this.addr, false, mat2array ); + + copyArray( cache, elements ); + + } + +} + +function setValueM3( gl, v ) { + + const cache = this.cache; + const elements = v.elements; + + if ( elements === undefined ) { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniformMatrix3fv( this.addr, false, v ); + + copyArray( cache, v ); + + } else { + + if ( arraysEqual( cache, elements ) ) return; + + mat3array.set( elements ); + + gl.uniformMatrix3fv( this.addr, false, mat3array ); + + copyArray( cache, elements ); + + } + +} + +function setValueM4( gl, v ) { + + const cache = this.cache; + const elements = v.elements; + + if ( elements === undefined ) { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniformMatrix4fv( this.addr, false, v ); + + copyArray( cache, v ); + + } else { + + if ( arraysEqual( cache, elements ) ) return; + + mat4array.set( elements ); + + gl.uniformMatrix4fv( this.addr, false, mat4array ); + + copyArray( cache, elements ); + + } + +} + +// Single integer / boolean + +function setValueV1i( gl, v ) { + + const cache = this.cache; + + if ( cache[ 0 ] === v ) return; + + gl.uniform1i( this.addr, v ); + + cache[ 0 ] = v; + +} + +// Single integer / boolean vector (from flat array or THREE.VectorN) + +function setValueV2i( gl, v ) { + + const cache = this.cache; + + if ( v.x !== undefined ) { + + if ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y ) { + + gl.uniform2i( this.addr, v.x, v.y ); + + cache[ 0 ] = v.x; + cache[ 1 ] = v.y; + + } + + } else { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniform2iv( this.addr, v ); + + copyArray( cache, v ); + + } + +} + +function setValueV3i( gl, v ) { + + const cache = this.cache; + + if ( v.x !== undefined ) { + + if ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y || cache[ 2 ] !== v.z ) { + + gl.uniform3i( this.addr, v.x, v.y, v.z ); + + cache[ 0 ] = v.x; + cache[ 1 ] = v.y; + cache[ 2 ] = v.z; + + } + + } else { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniform3iv( this.addr, v ); + + copyArray( cache, v ); + + } + +} + +function setValueV4i( gl, v ) { + + const cache = this.cache; + + if ( v.x !== undefined ) { + + if ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y || cache[ 2 ] !== v.z || cache[ 3 ] !== v.w ) { + + gl.uniform4i( this.addr, v.x, v.y, v.z, v.w ); + + cache[ 0 ] = v.x; + cache[ 1 ] = v.y; + cache[ 2 ] = v.z; + cache[ 3 ] = v.w; + + } + + } else { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniform4iv( this.addr, v ); + + copyArray( cache, v ); + + } + +} + +// Single unsigned integer + +function setValueV1ui( gl, v ) { + + const cache = this.cache; + + if ( cache[ 0 ] === v ) return; + + gl.uniform1ui( this.addr, v ); + + cache[ 0 ] = v; + +} + +// Single unsigned integer vector (from flat array or THREE.VectorN) + +function setValueV2ui( gl, v ) { + + const cache = this.cache; + + if ( v.x !== undefined ) { + + if ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y ) { + + gl.uniform2ui( this.addr, v.x, v.y ); + + cache[ 0 ] = v.x; + cache[ 1 ] = v.y; + + } + + } else { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniform2uiv( this.addr, v ); + + copyArray( cache, v ); + + } + +} + +function setValueV3ui( gl, v ) { + + const cache = this.cache; + + if ( v.x !== undefined ) { + + if ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y || cache[ 2 ] !== v.z ) { + + gl.uniform3ui( this.addr, v.x, v.y, v.z ); + + cache[ 0 ] = v.x; + cache[ 1 ] = v.y; + cache[ 2 ] = v.z; + + } + + } else { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniform3uiv( this.addr, v ); + + copyArray( cache, v ); + + } + +} + +function setValueV4ui( gl, v ) { + + const cache = this.cache; + + if ( v.x !== undefined ) { + + if ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y || cache[ 2 ] !== v.z || cache[ 3 ] !== v.w ) { + + gl.uniform4ui( this.addr, v.x, v.y, v.z, v.w ); + + cache[ 0 ] = v.x; + cache[ 1 ] = v.y; + cache[ 2 ] = v.z; + cache[ 3 ] = v.w; + + } + + } else { + + if ( arraysEqual( cache, v ) ) return; + + gl.uniform4uiv( this.addr, v ); + + copyArray( cache, v ); + + } + +} + + +// Single texture (2D / Cube) + +function setValueT1( gl, v, textures ) { + + const cache = this.cache; + const unit = textures.allocateTextureUnit(); + + if ( cache[ 0 ] !== unit ) { + + gl.uniform1i( this.addr, unit ); + cache[ 0 ] = unit; + + } + + const emptyTexture2D = ( this.type === gl.SAMPLER_2D_SHADOW ) ? emptyShadowTexture : emptyTexture; + + textures.setTexture2D( v || emptyTexture2D, unit ); + +} + +function setValueT3D1( gl, v, textures ) { + + const cache = this.cache; + const unit = textures.allocateTextureUnit(); + + if ( cache[ 0 ] !== unit ) { + + gl.uniform1i( this.addr, unit ); + cache[ 0 ] = unit; + + } + + textures.setTexture3D( v || empty3dTexture, unit ); + +} + +function setValueT6( gl, v, textures ) { + + const cache = this.cache; + const unit = textures.allocateTextureUnit(); + + if ( cache[ 0 ] !== unit ) { + + gl.uniform1i( this.addr, unit ); + cache[ 0 ] = unit; + + } + + textures.setTextureCube( v || emptyCubeTexture, unit ); + +} + +function setValueT2DArray1( gl, v, textures ) { + + const cache = this.cache; + const unit = textures.allocateTextureUnit(); + + if ( cache[ 0 ] !== unit ) { + + gl.uniform1i( this.addr, unit ); + cache[ 0 ] = unit; + + } + + textures.setTexture2DArray( v || emptyArrayTexture, unit ); + +} + +// Helper to pick the right setter for the singular case + +function getSingularSetter( type ) { + + switch ( type ) { + + case 0x1406: return setValueV1f; // FLOAT + case 0x8b50: return setValueV2f; // _VEC2 + case 0x8b51: return setValueV3f; // _VEC3 + case 0x8b52: return setValueV4f; // _VEC4 + + case 0x8b5a: return setValueM2; // _MAT2 + case 0x8b5b: return setValueM3; // _MAT3 + case 0x8b5c: return setValueM4; // _MAT4 + + case 0x1404: case 0x8b56: return setValueV1i; // INT, BOOL + case 0x8b53: case 0x8b57: return setValueV2i; // _VEC2 + case 0x8b54: case 0x8b58: return setValueV3i; // _VEC3 + case 0x8b55: case 0x8b59: return setValueV4i; // _VEC4 + + case 0x1405: return setValueV1ui; // UINT + case 0x8dc6: return setValueV2ui; // _VEC2 + case 0x8dc7: return setValueV3ui; // _VEC3 + case 0x8dc8: return setValueV4ui; // _VEC4 + + case 0x8b5e: // SAMPLER_2D + case 0x8d66: // SAMPLER_EXTERNAL_OES + case 0x8dca: // INT_SAMPLER_2D + case 0x8dd2: // UNSIGNED_INT_SAMPLER_2D + case 0x8b62: // SAMPLER_2D_SHADOW + return setValueT1; + + case 0x8b5f: // SAMPLER_3D + case 0x8dcb: // INT_SAMPLER_3D + case 0x8dd3: // UNSIGNED_INT_SAMPLER_3D + return setValueT3D1; + + case 0x8b60: // SAMPLER_CUBE + case 0x8dcc: // INT_SAMPLER_CUBE + case 0x8dd4: // UNSIGNED_INT_SAMPLER_CUBE + case 0x8dc5: // SAMPLER_CUBE_SHADOW + return setValueT6; + + case 0x8dc1: // SAMPLER_2D_ARRAY + case 0x8dcf: // INT_SAMPLER_2D_ARRAY + case 0x8dd7: // UNSIGNED_INT_SAMPLER_2D_ARRAY + case 0x8dc4: // SAMPLER_2D_ARRAY_SHADOW + return setValueT2DArray1; + + } + +} + + +// Array of scalars + +function setValueV1fArray( gl, v ) { + + gl.uniform1fv( this.addr, v ); + +} + +// Array of vectors (from flat array or array of THREE.VectorN) + +function setValueV2fArray( gl, v ) { + + const data = flatten( v, this.size, 2 ); + + gl.uniform2fv( this.addr, data ); + +} + +function setValueV3fArray( gl, v ) { + + const data = flatten( v, this.size, 3 ); + + gl.uniform3fv( this.addr, data ); + +} + +function setValueV4fArray( gl, v ) { + + const data = flatten( v, this.size, 4 ); + + gl.uniform4fv( this.addr, data ); + +} + +// Array of matrices (from flat array or array of THREE.MatrixN) + +function setValueM2Array( gl, v ) { + + const data = flatten( v, this.size, 4 ); + + gl.uniformMatrix2fv( this.addr, false, data ); + +} + +function setValueM3Array( gl, v ) { + + const data = flatten( v, this.size, 9 ); + + gl.uniformMatrix3fv( this.addr, false, data ); + +} + +function setValueM4Array( gl, v ) { + + const data = flatten( v, this.size, 16 ); + + gl.uniformMatrix4fv( this.addr, false, data ); + +} + +// Array of integer / boolean + +function setValueV1iArray( gl, v ) { + + gl.uniform1iv( this.addr, v ); + +} + +// Array of integer / boolean vectors (from flat array) + +function setValueV2iArray( gl, v ) { + + gl.uniform2iv( this.addr, v ); + +} + +function setValueV3iArray( gl, v ) { + + gl.uniform3iv( this.addr, v ); + +} + +function setValueV4iArray( gl, v ) { + + gl.uniform4iv( this.addr, v ); + +} + +// Array of unsigned integer + +function setValueV1uiArray( gl, v ) { + + gl.uniform1uiv( this.addr, v ); + +} + +// Array of unsigned integer vectors (from flat array) + +function setValueV2uiArray( gl, v ) { + + gl.uniform2uiv( this.addr, v ); + +} + +function setValueV3uiArray( gl, v ) { + + gl.uniform3uiv( this.addr, v ); + +} + +function setValueV4uiArray( gl, v ) { + + gl.uniform4uiv( this.addr, v ); + +} + + +// Array of textures (2D / 3D / Cube / 2DArray) + +function setValueT1Array( gl, v, textures ) { + + const cache = this.cache; + + const n = v.length; + + const units = allocTexUnits( textures, n ); + + if ( ! arraysEqual( cache, units ) ) { + + gl.uniform1iv( this.addr, units ); + + copyArray( cache, units ); + + } + + for ( let i = 0; i !== n; ++ i ) { + + textures.setTexture2D( v[ i ] || emptyTexture, units[ i ] ); + + } + +} + +function setValueT3DArray( gl, v, textures ) { + + const cache = this.cache; + + const n = v.length; + + const units = allocTexUnits( textures, n ); + + if ( ! arraysEqual( cache, units ) ) { + + gl.uniform1iv( this.addr, units ); + + copyArray( cache, units ); + + } + + for ( let i = 0; i !== n; ++ i ) { + + textures.setTexture3D( v[ i ] || empty3dTexture, units[ i ] ); + + } + +} + +function setValueT6Array( gl, v, textures ) { + + const cache = this.cache; + + const n = v.length; + + const units = allocTexUnits( textures, n ); + + if ( ! arraysEqual( cache, units ) ) { + + gl.uniform1iv( this.addr, units ); + + copyArray( cache, units ); + + } + + for ( let i = 0; i !== n; ++ i ) { + + textures.setTextureCube( v[ i ] || emptyCubeTexture, units[ i ] ); + + } + +} + +function setValueT2DArrayArray( gl, v, textures ) { + + const cache = this.cache; + + const n = v.length; + + const units = allocTexUnits( textures, n ); + + if ( ! arraysEqual( cache, units ) ) { + + gl.uniform1iv( this.addr, units ); + + copyArray( cache, units ); + + } + + for ( let i = 0; i !== n; ++ i ) { + + textures.setTexture2DArray( v[ i ] || emptyArrayTexture, units[ i ] ); + + } + +} + + +// Helper to pick the right setter for a pure (bottom-level) array + +function getPureArraySetter( type ) { + + switch ( type ) { + + case 0x1406: return setValueV1fArray; // FLOAT + case 0x8b50: return setValueV2fArray; // _VEC2 + case 0x8b51: return setValueV3fArray; // _VEC3 + case 0x8b52: return setValueV4fArray; // _VEC4 + + case 0x8b5a: return setValueM2Array; // _MAT2 + case 0x8b5b: return setValueM3Array; // _MAT3 + case 0x8b5c: return setValueM4Array; // _MAT4 + + case 0x1404: case 0x8b56: return setValueV1iArray; // INT, BOOL + case 0x8b53: case 0x8b57: return setValueV2iArray; // _VEC2 + case 0x8b54: case 0x8b58: return setValueV3iArray; // _VEC3 + case 0x8b55: case 0x8b59: return setValueV4iArray; // _VEC4 + + case 0x1405: return setValueV1uiArray; // UINT + case 0x8dc6: return setValueV2uiArray; // _VEC2 + case 0x8dc7: return setValueV3uiArray; // _VEC3 + case 0x8dc8: return setValueV4uiArray; // _VEC4 + + case 0x8b5e: // SAMPLER_2D + case 0x8d66: // SAMPLER_EXTERNAL_OES + case 0x8dca: // INT_SAMPLER_2D + case 0x8dd2: // UNSIGNED_INT_SAMPLER_2D + case 0x8b62: // SAMPLER_2D_SHADOW + return setValueT1Array; + + case 0x8b5f: // SAMPLER_3D + case 0x8dcb: // INT_SAMPLER_3D + case 0x8dd3: // UNSIGNED_INT_SAMPLER_3D + return setValueT3DArray; + + case 0x8b60: // SAMPLER_CUBE + case 0x8dcc: // INT_SAMPLER_CUBE + case 0x8dd4: // UNSIGNED_INT_SAMPLER_CUBE + case 0x8dc5: // SAMPLER_CUBE_SHADOW + return setValueT6Array; + + case 0x8dc1: // SAMPLER_2D_ARRAY + case 0x8dcf: // INT_SAMPLER_2D_ARRAY + case 0x8dd7: // UNSIGNED_INT_SAMPLER_2D_ARRAY + case 0x8dc4: // SAMPLER_2D_ARRAY_SHADOW + return setValueT2DArrayArray; + + } + +} + +// --- Uniform Classes --- + +class SingleUniform { + + constructor( id, activeInfo, addr ) { + + this.id = id; + this.addr = addr; + this.cache = []; + this.type = activeInfo.type; + this.setValue = getSingularSetter( activeInfo.type ); + + // this.path = activeInfo.name; // DEBUG + + } + +} + +class PureArrayUniform { + + constructor( id, activeInfo, addr ) { + + this.id = id; + this.addr = addr; + this.cache = []; + this.type = activeInfo.type; + this.size = activeInfo.size; + this.setValue = getPureArraySetter( activeInfo.type ); + + // this.path = activeInfo.name; // DEBUG + + } + +} + +class StructuredUniform { + + constructor( id ) { + + this.id = id; + + this.seq = []; + this.map = {}; + + } + + setValue( gl, value, textures ) { + + const seq = this.seq; + + for ( let i = 0, n = seq.length; i !== n; ++ i ) { + + const u = seq[ i ]; + u.setValue( gl, value[ u.id ], textures ); + + } + + } + +} + +// --- Top-level --- + +// Parser - builds up the property tree from the path strings + +const RePathPart = /(\w+)(\])?(\[|\.)?/g; + +// extracts +// - the identifier (member name or array index) +// - followed by an optional right bracket (found when array index) +// - followed by an optional left bracket or dot (type of subscript) +// +// Note: These portions can be read in a non-overlapping fashion and +// allow straightforward parsing of the hierarchy that WebGL encodes +// in the uniform names. + +function addUniform( container, uniformObject ) { + + container.seq.push( uniformObject ); + container.map[ uniformObject.id ] = uniformObject; + +} + +function parseUniform( activeInfo, addr, container ) { + + const path = activeInfo.name, + pathLength = path.length; + + // reset RegExp object, because of the early exit of a previous run + RePathPart.lastIndex = 0; + + while ( true ) { + + const match = RePathPart.exec( path ), + matchEnd = RePathPart.lastIndex; + + let id = match[ 1 ]; + const idIsIndex = match[ 2 ] === ']', + subscript = match[ 3 ]; + + if ( idIsIndex ) id = id | 0; // convert to integer + + if ( subscript === undefined || subscript === '[' && matchEnd + 2 === pathLength ) { + + // bare name or "pure" bottom-level array "[0]" suffix + + addUniform( container, subscript === undefined ? + new SingleUniform( id, activeInfo, addr ) : + new PureArrayUniform( id, activeInfo, addr ) ); + + break; + + } else { + + // step into inner node / create it in case it doesn't exist + + const map = container.map; + let next = map[ id ]; + + if ( next === undefined ) { + + next = new StructuredUniform( id ); + addUniform( container, next ); + + } + + container = next; + + } + + } + +} + +// Root Container + +class WebGLUniforms { + + constructor( gl, program ) { + + this.seq = []; + this.map = {}; + + const n = gl.getProgramParameter( program, gl.ACTIVE_UNIFORMS ); + + for ( let i = 0; i < n; ++ i ) { + + const info = gl.getActiveUniform( program, i ), + addr = gl.getUniformLocation( program, info.name ); + + parseUniform( info, addr, this ); + + } + + } + + setValue( gl, name, value, textures ) { + + const u = this.map[ name ]; + + if ( u !== undefined ) u.setValue( gl, value, textures ); + + } + + setOptional( gl, object, name ) { + + const v = object[ name ]; + + if ( v !== undefined ) this.setValue( gl, name, v ); + + } + + static upload( gl, seq, values, textures ) { + + for ( let i = 0, n = seq.length; i !== n; ++ i ) { + + const u = seq[ i ], + v = values[ u.id ]; + + if ( v.needsUpdate !== false ) { + + // note: always updating when .needsUpdate is undefined + u.setValue( gl, v.value, textures ); + + } + + } + + } + + static seqWithValue( seq, values ) { + + const r = []; + + for ( let i = 0, n = seq.length; i !== n; ++ i ) { + + const u = seq[ i ]; + if ( u.id in values ) r.push( u ); + + } + + return r; + + } + +} + +export { WebGLUniforms }; diff --git a/libs/three/src/renderers/webgl/WebGLUniformsGroups.js b/libs/three/src/renderers/webgl/WebGLUniformsGroups.js new file mode 100644 index 000000000..d6ae68334 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLUniformsGroups.js @@ -0,0 +1,392 @@ +function WebGLUniformsGroups( gl, info, capabilities, state ) { + + let buffers = {}; + let updateList = {}; + let allocatedBindingPoints = []; + + const maxBindingPoints = ( capabilities.isWebGL2 ) ? gl.getParameter( gl.MAX_UNIFORM_BUFFER_BINDINGS ) : 0; // binding points are global whereas block indices are per shader program + + function bind( uniformsGroup, program ) { + + const webglProgram = program.program; + state.uniformBlockBinding( uniformsGroup, webglProgram ); + + } + + function update( uniformsGroup, program ) { + + let buffer = buffers[ uniformsGroup.id ]; + + if ( buffer === undefined ) { + + prepareUniformsGroup( uniformsGroup ); + + buffer = createBuffer( uniformsGroup ); + buffers[ uniformsGroup.id ] = buffer; + + uniformsGroup.addEventListener( 'dispose', onUniformsGroupsDispose ); + + } + + // ensure to update the binding points/block indices mapping for this program + + const webglProgram = program.program; + state.updateUBOMapping( uniformsGroup, webglProgram ); + + // update UBO once per frame + + const frame = info.render.frame; + + if ( updateList[ uniformsGroup.id ] !== frame ) { + + updateBufferData( uniformsGroup ); + + updateList[ uniformsGroup.id ] = frame; + + } + + } + + function createBuffer( uniformsGroup ) { + + // the setup of an UBO is independent of a particular shader program but global + + const bindingPointIndex = allocateBindingPointIndex(); + uniformsGroup.__bindingPointIndex = bindingPointIndex; + + const buffer = gl.createBuffer(); + const size = uniformsGroup.__size; + const usage = uniformsGroup.usage; + + gl.bindBuffer( gl.UNIFORM_BUFFER, buffer ); + gl.bufferData( gl.UNIFORM_BUFFER, size, usage ); + gl.bindBuffer( gl.UNIFORM_BUFFER, null ); + gl.bindBufferBase( gl.UNIFORM_BUFFER, bindingPointIndex, buffer ); + + return buffer; + + } + + function allocateBindingPointIndex() { + + for ( let i = 0; i < maxBindingPoints; i ++ ) { + + if ( allocatedBindingPoints.indexOf( i ) === - 1 ) { + + allocatedBindingPoints.push( i ); + return i; + + } + + } + + console.error( 'THREE.WebGLRenderer: Maximum number of simultaneously usable uniforms groups reached.' ); + + return 0; + + } + + function updateBufferData( uniformsGroup ) { + + const buffer = buffers[ uniformsGroup.id ]; + const uniforms = uniformsGroup.uniforms; + const cache = uniformsGroup.__cache; + + gl.bindBuffer( gl.UNIFORM_BUFFER, buffer ); + + for ( let i = 0, il = uniforms.length; i < il; i ++ ) { + + const uniformArray = Array.isArray( uniforms[ i ] ) ? uniforms[ i ] : [ uniforms[ i ] ]; + + for ( let j = 0, jl = uniformArray.length; j < jl; j ++ ) { + + const uniform = uniformArray[ j ]; + + if ( hasUniformChanged( uniform, i, j, cache ) === true ) { + + const offset = uniform.__offset; + + const values = Array.isArray( uniform.value ) ? uniform.value : [ uniform.value ]; + + let arrayOffset = 0; + + for ( let k = 0; k < values.length; k ++ ) { + + const value = values[ k ]; + + const info = getUniformSize( value ); + + // TODO add integer and struct support + if ( typeof value === 'number' || typeof value === 'boolean' ) { + + uniform.__data[ 0 ] = value; + gl.bufferSubData( gl.UNIFORM_BUFFER, offset + arrayOffset, uniform.__data ); + + } else if ( value.isMatrix3 ) { + + // manually converting 3x3 to 3x4 + + uniform.__data[ 0 ] = value.elements[ 0 ]; + uniform.__data[ 1 ] = value.elements[ 1 ]; + uniform.__data[ 2 ] = value.elements[ 2 ]; + uniform.__data[ 3 ] = 0; + uniform.__data[ 4 ] = value.elements[ 3 ]; + uniform.__data[ 5 ] = value.elements[ 4 ]; + uniform.__data[ 6 ] = value.elements[ 5 ]; + uniform.__data[ 7 ] = 0; + uniform.__data[ 8 ] = value.elements[ 6 ]; + uniform.__data[ 9 ] = value.elements[ 7 ]; + uniform.__data[ 10 ] = value.elements[ 8 ]; + uniform.__data[ 11 ] = 0; + + } else { + + value.toArray( uniform.__data, arrayOffset ); + + arrayOffset += info.storage / Float32Array.BYTES_PER_ELEMENT; + + } + + } + + gl.bufferSubData( gl.UNIFORM_BUFFER, offset, uniform.__data ); + + } + + } + + } + + gl.bindBuffer( gl.UNIFORM_BUFFER, null ); + + } + + function hasUniformChanged( uniform, index, indexArray, cache ) { + + const value = uniform.value; + const indexString = index + '_' + indexArray; + + if ( cache[ indexString ] === undefined ) { + + // cache entry does not exist so far + + if ( typeof value === 'number' || typeof value === 'boolean' ) { + + cache[ indexString ] = value; + + } else { + + cache[ indexString ] = value.clone(); + + } + + return true; + + } else { + + const cachedObject = cache[ indexString ]; + + // compare current value with cached entry + + if ( typeof value === 'number' || typeof value === 'boolean' ) { + + if ( cachedObject !== value ) { + + cache[ indexString ] = value; + return true; + + } + + } else { + + if ( cachedObject.equals( value ) === false ) { + + cachedObject.copy( value ); + return true; + + } + + } + + } + + return false; + + } + + function prepareUniformsGroup( uniformsGroup ) { + + // determine total buffer size according to the STD140 layout + // Hint: STD140 is the only supported layout in WebGL 2 + + const uniforms = uniformsGroup.uniforms; + + let offset = 0; // global buffer offset in bytes + const chunkSize = 16; // size of a chunk in bytes + + for ( let i = 0, l = uniforms.length; i < l; i ++ ) { + + const uniformArray = Array.isArray( uniforms[ i ] ) ? uniforms[ i ] : [ uniforms[ i ] ]; + + for ( let j = 0, jl = uniformArray.length; j < jl; j ++ ) { + + const uniform = uniformArray[ j ]; + + const values = Array.isArray( uniform.value ) ? uniform.value : [ uniform.value ]; + + for ( let k = 0, kl = values.length; k < kl; k ++ ) { + + const value = values[ k ]; + + const info = getUniformSize( value ); + + // Calculate the chunk offset + const chunkOffsetUniform = offset % chunkSize; + + // Check for chunk overflow + if ( chunkOffsetUniform !== 0 && ( chunkSize - chunkOffsetUniform ) < info.boundary ) { + + // Add padding and adjust offset + offset += ( chunkSize - chunkOffsetUniform ); + + } + + // the following two properties will be used for partial buffer updates + + uniform.__data = new Float32Array( info.storage / Float32Array.BYTES_PER_ELEMENT ); + uniform.__offset = offset; + + + // Update the global offset + offset += info.storage; + + + } + + } + + } + + // ensure correct final padding + + const chunkOffset = offset % chunkSize; + + if ( chunkOffset > 0 ) offset += ( chunkSize - chunkOffset ); + + // + + uniformsGroup.__size = offset; + uniformsGroup.__cache = {}; + + return this; + + } + + function getUniformSize( value ) { + + const info = { + boundary: 0, // bytes + storage: 0 // bytes + }; + + // determine sizes according to STD140 + + if ( typeof value === 'number' || typeof value === 'boolean' ) { + + // float/int/bool + + info.boundary = 4; + info.storage = 4; + + } else if ( value.isVector2 ) { + + // vec2 + + info.boundary = 8; + info.storage = 8; + + } else if ( value.isVector3 || value.isColor ) { + + // vec3 + + info.boundary = 16; + info.storage = 12; // evil: vec3 must start on a 16-byte boundary but it only consumes 12 bytes + + } else if ( value.isVector4 ) { + + // vec4 + + info.boundary = 16; + info.storage = 16; + + } else if ( value.isMatrix3 ) { + + // mat3 (in STD140 a 3x3 matrix is represented as 3x4) + + info.boundary = 48; + info.storage = 48; + + } else if ( value.isMatrix4 ) { + + // mat4 + + info.boundary = 64; + info.storage = 64; + + } else if ( value.isTexture ) { + + console.warn( 'THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group.' ); + + } else { + + console.warn( 'THREE.WebGLRenderer: Unsupported uniform value type.', value ); + + } + + return info; + + } + + function onUniformsGroupsDispose( event ) { + + const uniformsGroup = event.target; + + uniformsGroup.removeEventListener( 'dispose', onUniformsGroupsDispose ); + + const index = allocatedBindingPoints.indexOf( uniformsGroup.__bindingPointIndex ); + allocatedBindingPoints.splice( index, 1 ); + + gl.deleteBuffer( buffers[ uniformsGroup.id ] ); + + delete buffers[ uniformsGroup.id ]; + delete updateList[ uniformsGroup.id ]; + + } + + function dispose() { + + for ( const id in buffers ) { + + gl.deleteBuffer( buffers[ id ] ); + + } + + allocatedBindingPoints = []; + buffers = {}; + updateList = {}; + + } + + return { + + bind: bind, + update: update, + + dispose: dispose + + }; + +} + + +export { WebGLUniformsGroups }; diff --git a/libs/three/src/renderers/webgl/WebGLUtils.js b/libs/three/src/renderers/webgl/WebGLUtils.js new file mode 100644 index 000000000..989c84989 --- /dev/null +++ b/libs/three/src/renderers/webgl/WebGLUtils.js @@ -0,0 +1,283 @@ +import { RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_10x10_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGB_ETC1_Format, RGB_ETC2_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT5_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT1_Format, RGB_S3TC_DXT1_Format, DepthFormat, DepthStencilFormat, LuminanceAlphaFormat, LuminanceFormat, RedFormat, RGBAFormat, AlphaFormat, RedIntegerFormat, RGFormat, RGIntegerFormat, RGBAIntegerFormat, HalfFloatType, FloatType, UnsignedIntType, IntType, UnsignedShortType, ShortType, ByteType, UnsignedInt248Type, UnsignedShort5551Type, UnsignedShort4444Type, UnsignedByteType, RGBA_BPTC_Format, RGB_BPTC_SIGNED_Format, RGB_BPTC_UNSIGNED_Format, _SRGBAFormat, RED_RGTC1_Format, SIGNED_RED_RGTC1_Format, RED_GREEN_RGTC2_Format, SIGNED_RED_GREEN_RGTC2_Format, NoColorSpace, SRGBTransfer } from '../../constants.js'; +import { ColorManagement } from '../../math/ColorManagement.js'; + +function WebGLUtils( gl, extensions, capabilities ) { + + const isWebGL2 = capabilities.isWebGL2; + + function convert( p, colorSpace = NoColorSpace ) { + + let extension; + + const transfer = ColorManagement.getTransfer( colorSpace ); + + if ( p === UnsignedByteType ) return gl.UNSIGNED_BYTE; + if ( p === UnsignedShort4444Type ) return gl.UNSIGNED_SHORT_4_4_4_4; + if ( p === UnsignedShort5551Type ) return gl.UNSIGNED_SHORT_5_5_5_1; + + if ( p === ByteType ) return gl.BYTE; + if ( p === ShortType ) return gl.SHORT; + if ( p === UnsignedShortType ) return gl.UNSIGNED_SHORT; + if ( p === IntType ) return gl.INT; + if ( p === UnsignedIntType ) return gl.UNSIGNED_INT; + if ( p === FloatType ) return gl.FLOAT; + + if ( p === HalfFloatType ) { + + if ( isWebGL2 ) return gl.HALF_FLOAT; + + extension = extensions.get( 'OES_texture_half_float' ); + + if ( extension !== null ) { + + return extension.HALF_FLOAT_OES; + + } else { + + return null; + + } + + } + + if ( p === AlphaFormat ) return gl.ALPHA; + if ( p === RGBAFormat ) return gl.RGBA; + if ( p === LuminanceFormat ) return gl.LUMINANCE; + if ( p === LuminanceAlphaFormat ) return gl.LUMINANCE_ALPHA; + if ( p === DepthFormat ) return gl.DEPTH_COMPONENT; + if ( p === DepthStencilFormat ) return gl.DEPTH_STENCIL; + + // WebGL 1 sRGB fallback + + if ( p === _SRGBAFormat ) { + + extension = extensions.get( 'EXT_sRGB' ); + + if ( extension !== null ) { + + return extension.SRGB_ALPHA_EXT; + + } else { + + return null; + + } + + } + + // WebGL2 formats. + + if ( p === RedFormat ) return gl.RED; + if ( p === RedIntegerFormat ) return gl.RED_INTEGER; + if ( p === RGFormat ) return gl.RG; + if ( p === RGIntegerFormat ) return gl.RG_INTEGER; + if ( p === RGBAIntegerFormat ) return gl.RGBA_INTEGER; + + // S3TC + + if ( p === RGB_S3TC_DXT1_Format || p === RGBA_S3TC_DXT1_Format || p === RGBA_S3TC_DXT3_Format || p === RGBA_S3TC_DXT5_Format ) { + + if ( transfer === SRGBTransfer ) { + + extension = extensions.get( 'WEBGL_compressed_texture_s3tc_srgb' ); + + if ( extension !== null ) { + + if ( p === RGB_S3TC_DXT1_Format ) return extension.COMPRESSED_SRGB_S3TC_DXT1_EXT; + if ( p === RGBA_S3TC_DXT1_Format ) return extension.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT; + if ( p === RGBA_S3TC_DXT3_Format ) return extension.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT; + if ( p === RGBA_S3TC_DXT5_Format ) return extension.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT; + + } else { + + return null; + + } + + } else { + + extension = extensions.get( 'WEBGL_compressed_texture_s3tc' ); + + if ( extension !== null ) { + + if ( p === RGB_S3TC_DXT1_Format ) return extension.COMPRESSED_RGB_S3TC_DXT1_EXT; + if ( p === RGBA_S3TC_DXT1_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT1_EXT; + if ( p === RGBA_S3TC_DXT3_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT3_EXT; + if ( p === RGBA_S3TC_DXT5_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT5_EXT; + + } else { + + return null; + + } + + } + + } + + // PVRTC + + if ( p === RGB_PVRTC_4BPPV1_Format || p === RGB_PVRTC_2BPPV1_Format || p === RGBA_PVRTC_4BPPV1_Format || p === RGBA_PVRTC_2BPPV1_Format ) { + + extension = extensions.get( 'WEBGL_compressed_texture_pvrtc' ); + + if ( extension !== null ) { + + if ( p === RGB_PVRTC_4BPPV1_Format ) return extension.COMPRESSED_RGB_PVRTC_4BPPV1_IMG; + if ( p === RGB_PVRTC_2BPPV1_Format ) return extension.COMPRESSED_RGB_PVRTC_2BPPV1_IMG; + if ( p === RGBA_PVRTC_4BPPV1_Format ) return extension.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG; + if ( p === RGBA_PVRTC_2BPPV1_Format ) return extension.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG; + + } else { + + return null; + + } + + } + + // ETC1 + + if ( p === RGB_ETC1_Format ) { + + extension = extensions.get( 'WEBGL_compressed_texture_etc1' ); + + if ( extension !== null ) { + + return extension.COMPRESSED_RGB_ETC1_WEBGL; + + } else { + + return null; + + } + + } + + // ETC2 + + if ( p === RGB_ETC2_Format || p === RGBA_ETC2_EAC_Format ) { + + extension = extensions.get( 'WEBGL_compressed_texture_etc' ); + + if ( extension !== null ) { + + if ( p === RGB_ETC2_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ETC2 : extension.COMPRESSED_RGB8_ETC2; + if ( p === RGBA_ETC2_EAC_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC : extension.COMPRESSED_RGBA8_ETC2_EAC; + + } else { + + return null; + + } + + } + + // ASTC + + if ( p === RGBA_ASTC_4x4_Format || p === RGBA_ASTC_5x4_Format || p === RGBA_ASTC_5x5_Format || + p === RGBA_ASTC_6x5_Format || p === RGBA_ASTC_6x6_Format || p === RGBA_ASTC_8x5_Format || + p === RGBA_ASTC_8x6_Format || p === RGBA_ASTC_8x8_Format || p === RGBA_ASTC_10x5_Format || + p === RGBA_ASTC_10x6_Format || p === RGBA_ASTC_10x8_Format || p === RGBA_ASTC_10x10_Format || + p === RGBA_ASTC_12x10_Format || p === RGBA_ASTC_12x12_Format ) { + + extension = extensions.get( 'WEBGL_compressed_texture_astc' ); + + if ( extension !== null ) { + + if ( p === RGBA_ASTC_4x4_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR : extension.COMPRESSED_RGBA_ASTC_4x4_KHR; + if ( p === RGBA_ASTC_5x4_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR : extension.COMPRESSED_RGBA_ASTC_5x4_KHR; + if ( p === RGBA_ASTC_5x5_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR : extension.COMPRESSED_RGBA_ASTC_5x5_KHR; + if ( p === RGBA_ASTC_6x5_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR : extension.COMPRESSED_RGBA_ASTC_6x5_KHR; + if ( p === RGBA_ASTC_6x6_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR : extension.COMPRESSED_RGBA_ASTC_6x6_KHR; + if ( p === RGBA_ASTC_8x5_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR : extension.COMPRESSED_RGBA_ASTC_8x5_KHR; + if ( p === RGBA_ASTC_8x6_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR : extension.COMPRESSED_RGBA_ASTC_8x6_KHR; + if ( p === RGBA_ASTC_8x8_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR : extension.COMPRESSED_RGBA_ASTC_8x8_KHR; + if ( p === RGBA_ASTC_10x5_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR : extension.COMPRESSED_RGBA_ASTC_10x5_KHR; + if ( p === RGBA_ASTC_10x6_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR : extension.COMPRESSED_RGBA_ASTC_10x6_KHR; + if ( p === RGBA_ASTC_10x8_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR : extension.COMPRESSED_RGBA_ASTC_10x8_KHR; + if ( p === RGBA_ASTC_10x10_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR : extension.COMPRESSED_RGBA_ASTC_10x10_KHR; + if ( p === RGBA_ASTC_12x10_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR : extension.COMPRESSED_RGBA_ASTC_12x10_KHR; + if ( p === RGBA_ASTC_12x12_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR : extension.COMPRESSED_RGBA_ASTC_12x12_KHR; + + } else { + + return null; + + } + + } + + // BPTC + + if ( p === RGBA_BPTC_Format || p === RGB_BPTC_SIGNED_Format || p === RGB_BPTC_UNSIGNED_Format ) { + + extension = extensions.get( 'EXT_texture_compression_bptc' ); + + if ( extension !== null ) { + + if ( p === RGBA_BPTC_Format ) return ( transfer === SRGBTransfer ) ? extension.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT : extension.COMPRESSED_RGBA_BPTC_UNORM_EXT; + if ( p === RGB_BPTC_SIGNED_Format ) return extension.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT; + if ( p === RGB_BPTC_UNSIGNED_Format ) return extension.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT; + + } else { + + return null; + + } + + } + + // RGTC + + if ( p === RED_RGTC1_Format || p === SIGNED_RED_RGTC1_Format || p === RED_GREEN_RGTC2_Format || p === SIGNED_RED_GREEN_RGTC2_Format ) { + + extension = extensions.get( 'EXT_texture_compression_rgtc' ); + + if ( extension !== null ) { + + if ( p === RGBA_BPTC_Format ) return extension.COMPRESSED_RED_RGTC1_EXT; + if ( p === SIGNED_RED_RGTC1_Format ) return extension.COMPRESSED_SIGNED_RED_RGTC1_EXT; + if ( p === RED_GREEN_RGTC2_Format ) return extension.COMPRESSED_RED_GREEN_RGTC2_EXT; + if ( p === SIGNED_RED_GREEN_RGTC2_Format ) return extension.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT; + + } else { + + return null; + + } + + } + + // + + if ( p === UnsignedInt248Type ) { + + if ( isWebGL2 ) return gl.UNSIGNED_INT_24_8; + + extension = extensions.get( 'WEBGL_depth_texture' ); + + if ( extension !== null ) { + + return extension.UNSIGNED_INT_24_8_WEBGL; + + } else { + + return null; + + } + + } + + // if "p" can't be resolved, assume the user defines a WebGL constant as a string (fallback/workaround for packed RGB formats) + + return ( gl[ p ] !== undefined ) ? gl[ p ] : null; + + } + + return { convert: convert }; + +} + + +export { WebGLUtils }; diff --git a/libs/three/src/renderers/webxr/WebXRController.js b/libs/three/src/renderers/webxr/WebXRController.js new file mode 100644 index 000000000..a9d08447e --- /dev/null +++ b/libs/three/src/renderers/webxr/WebXRController.js @@ -0,0 +1,343 @@ +import { Vector3 } from '../../math/Vector3.js'; +import { Group } from '../../objects/Group.js'; + +const _moveEvent = { type: 'move' }; + +class WebXRController { + + constructor() { + + this._targetRay = null; + this._grip = null; + this._hand = null; + + } + + getHandSpace() { + + if ( this._hand === null ) { + + this._hand = new Group(); + this._hand.matrixAutoUpdate = false; + this._hand.visible = false; + + this._hand.joints = {}; + this._hand.inputState = { pinching: false }; + + } + + return this._hand; + + } + + getTargetRaySpace() { + + if ( this._targetRay === null ) { + + this._targetRay = new Group(); + this._targetRay.matrixAutoUpdate = false; + this._targetRay.visible = false; + this._targetRay.hasLinearVelocity = false; + this._targetRay.linearVelocity = new Vector3(); + this._targetRay.hasAngularVelocity = false; + this._targetRay.angularVelocity = new Vector3(); + + } + + return this._targetRay; + + } + + getGripSpace() { + + if ( this._grip === null ) { + + this._grip = new Group(); + this._grip.matrixAutoUpdate = false; + this._grip.visible = false; + this._grip.hasLinearVelocity = false; + this._grip.linearVelocity = new Vector3(); + this._grip.hasAngularVelocity = false; + this._grip.angularVelocity = new Vector3(); + + } + + return this._grip; + + } + + dispatchEvent( event ) { + + if ( this._targetRay !== null ) { + + this._targetRay.dispatchEvent( event ); + + } + + if ( this._grip !== null ) { + + this._grip.dispatchEvent( event ); + + } + + if ( this._hand !== null ) { + + this._hand.dispatchEvent( event ); + + } + + return this; + + } + + connect( inputSource ) { + + if ( inputSource && inputSource.hand ) { + + const hand = this._hand; + + if ( hand ) { + + for ( const inputjoint of inputSource.hand.values() ) { + + // Initialize hand with joints when connected + this._getHandJoint( hand, inputjoint ); + + } + + } + + } + + this.dispatchEvent( { type: 'connected', data: inputSource } ); + + return this; + + } + + disconnect( inputSource ) { + + this.dispatchEvent( { type: 'disconnected', data: inputSource } ); + + if ( this._targetRay !== null ) { + + this._targetRay.visible = false; + + } + + if ( this._grip !== null ) { + + this._grip.visible = false; + + } + + if ( this._hand !== null ) { + + this._hand.visible = false; + + } + + return this; + + } + + update( inputSource, frame, referenceSpace ) { + + let inputPose = null; + let gripPose = null; + let handPose = null; + + const targetRay = this._targetRay; + const grip = this._grip; + const hand = this._hand; + + if ( inputSource && frame.session.visibilityState !== 'visible-blurred' ) { + + if ( hand && inputSource.hand ) { + + handPose = true; + + for ( const inputjoint of inputSource.hand.values() ) { + + // Update the joints groups with the XRJoint poses + const jointPose = frame.getJointPose( inputjoint, referenceSpace ); + + // The transform of this joint will be updated with the joint pose on each frame + const joint = this._getHandJoint( hand, inputjoint ); + + if ( jointPose !== null ) { + + joint.matrix.fromArray( jointPose.transform.matrix ); + joint.matrix.decompose( joint.position, joint.rotation, joint.scale ); + joint.matrixWorldNeedsUpdate = true; + joint.jointRadius = jointPose.radius; + + } + + joint.visible = jointPose !== null; + + } + + // Custom events + + // Check pinchz + const indexTip = hand.joints[ 'index-finger-tip' ]; + const thumbTip = hand.joints[ 'thumb-tip' ]; + const distance = indexTip.position.distanceTo( thumbTip.position ); + + const distanceToPinch = 0.02; + const threshold = 0.005; + + if ( hand.inputState.pinching && distance > distanceToPinch + threshold ) { + + hand.inputState.pinching = false; + this.dispatchEvent( { + type: 'pinchend', + handedness: inputSource.handedness, + target: this + } ); + + } else if ( ! hand.inputState.pinching && distance <= distanceToPinch - threshold ) { + + hand.inputState.pinching = true; + this.dispatchEvent( { + type: 'pinchstart', + handedness: inputSource.handedness, + target: this + } ); + + } + + } else { + + if ( grip !== null && inputSource.gripSpace ) { + + gripPose = frame.getPose( inputSource.gripSpace, referenceSpace ); + + if ( gripPose !== null ) { + + grip.matrix.fromArray( gripPose.transform.matrix ); + grip.matrix.decompose( grip.position, grip.rotation, grip.scale ); + grip.matrixWorldNeedsUpdate = true; + + if ( gripPose.linearVelocity ) { + + grip.hasLinearVelocity = true; + grip.linearVelocity.copy( gripPose.linearVelocity ); + + } else { + + grip.hasLinearVelocity = false; + + } + + if ( gripPose.angularVelocity ) { + + grip.hasAngularVelocity = true; + grip.angularVelocity.copy( gripPose.angularVelocity ); + + } else { + + grip.hasAngularVelocity = false; + + } + + } + + } + + } + + if ( targetRay !== null ) { + + inputPose = frame.getPose( inputSource.targetRaySpace, referenceSpace ); + + // Some runtimes (namely Vive Cosmos with Vive OpenXR Runtime) have only grip space and ray space is equal to it + if ( inputPose === null && gripPose !== null ) { + + inputPose = gripPose; + + } + + if ( inputPose !== null ) { + + targetRay.matrix.fromArray( inputPose.transform.matrix ); + targetRay.matrix.decompose( targetRay.position, targetRay.rotation, targetRay.scale ); + targetRay.matrixWorldNeedsUpdate = true; + + if ( inputPose.linearVelocity ) { + + targetRay.hasLinearVelocity = true; + targetRay.linearVelocity.copy( inputPose.linearVelocity ); + + } else { + + targetRay.hasLinearVelocity = false; + + } + + if ( inputPose.angularVelocity ) { + + targetRay.hasAngularVelocity = true; + targetRay.angularVelocity.copy( inputPose.angularVelocity ); + + } else { + + targetRay.hasAngularVelocity = false; + + } + + this.dispatchEvent( _moveEvent ); + + } + + } + + + } + + if ( targetRay !== null ) { + + targetRay.visible = ( inputPose !== null ); + + } + + if ( grip !== null ) { + + grip.visible = ( gripPose !== null ); + + } + + if ( hand !== null ) { + + hand.visible = ( handPose !== null ); + + } + + return this; + + } + + // private method + + _getHandJoint( hand, inputjoint ) { + + if ( hand.joints[ inputjoint.jointName ] === undefined ) { + + const joint = new Group(); + joint.matrixAutoUpdate = false; + joint.visible = false; + hand.joints[ inputjoint.jointName ] = joint; + + hand.add( joint ); + + } + + return hand.joints[ inputjoint.jointName ]; + + } + +} + + +export { WebXRController }; diff --git a/libs/three/src/renderers/webxr/WebXRManager.js b/libs/three/src/renderers/webxr/WebXRManager.js new file mode 100644 index 000000000..b026f0227 --- /dev/null +++ b/libs/three/src/renderers/webxr/WebXRManager.js @@ -0,0 +1,778 @@ +import { ArrayCamera } from '../../cameras/ArrayCamera.js'; +import { EventDispatcher } from '../../core/EventDispatcher.js'; +import { PerspectiveCamera } from '../../cameras/PerspectiveCamera.js'; +import { Vector2 } from '../../math/Vector2.js'; +import { Vector3 } from '../../math/Vector3.js'; +import { Vector4 } from '../../math/Vector4.js'; +import { RAD2DEG } from '../../math/MathUtils.js'; +import { WebGLAnimation } from '../webgl/WebGLAnimation.js'; +import { WebGLRenderTarget } from '../WebGLRenderTarget.js'; +import { WebXRController } from './WebXRController.js'; +import { DepthTexture } from '../../textures/DepthTexture.js'; +import { DepthFormat, DepthStencilFormat, RGBAFormat, UnsignedByteType, UnsignedIntType, UnsignedInt248Type } from '../../constants.js'; + +class WebXRManager extends EventDispatcher { + + constructor( renderer, gl ) { + + super(); + + const scope = this; + + let session = null; + + let framebufferScaleFactor = 1.0; + + let referenceSpace = null; + let referenceSpaceType = 'local-floor'; + // Set default foveation to maximum. + let foveation = 1.0; + let customReferenceSpace = null; + + let pose = null; + let glBinding = null; + let glProjLayer = null; + let glBaseLayer = null; + let xrFrame = null; + const attributes = gl.getContextAttributes(); + let initialRenderTarget = null; + let newRenderTarget = null; + + const controllers = []; + const controllerInputSources = []; + + const currentSize = new Vector2(); + let currentPixelRatio = null; + + // + + const cameraL = new PerspectiveCamera(); + cameraL.layers.enable( 1 ); + cameraL.viewport = new Vector4(); + + const cameraR = new PerspectiveCamera(); + cameraR.layers.enable( 2 ); + cameraR.viewport = new Vector4(); + + const cameras = [ cameraL, cameraR ]; + + const cameraXR = new ArrayCamera(); + cameraXR.layers.enable( 1 ); + cameraXR.layers.enable( 2 ); + + let _currentDepthNear = null; + let _currentDepthFar = null; + + // + + this.cameraAutoUpdate = true; + this.enabled = false; + + this.isPresenting = false; + + this.getController = function ( index ) { + + let controller = controllers[ index ]; + + if ( controller === undefined ) { + + controller = new WebXRController(); + controllers[ index ] = controller; + + } + + return controller.getTargetRaySpace(); + + }; + + this.getControllerGrip = function ( index ) { + + let controller = controllers[ index ]; + + if ( controller === undefined ) { + + controller = new WebXRController(); + controllers[ index ] = controller; + + } + + return controller.getGripSpace(); + + }; + + this.getHand = function ( index ) { + + let controller = controllers[ index ]; + + if ( controller === undefined ) { + + controller = new WebXRController(); + controllers[ index ] = controller; + + } + + return controller.getHandSpace(); + + }; + + // + + function onSessionEvent( event ) { + + const controllerIndex = controllerInputSources.indexOf( event.inputSource ); + + if ( controllerIndex === - 1 ) { + + return; + + } + + const controller = controllers[ controllerIndex ]; + + if ( controller !== undefined ) { + + controller.update( event.inputSource, event.frame, customReferenceSpace || referenceSpace ); + controller.dispatchEvent( { type: event.type, data: event.inputSource } ); + + } + + } + + function onSessionEnd() { + + session.removeEventListener( 'select', onSessionEvent ); + session.removeEventListener( 'selectstart', onSessionEvent ); + session.removeEventListener( 'selectend', onSessionEvent ); + session.removeEventListener( 'squeeze', onSessionEvent ); + session.removeEventListener( 'squeezestart', onSessionEvent ); + session.removeEventListener( 'squeezeend', onSessionEvent ); + session.removeEventListener( 'end', onSessionEnd ); + session.removeEventListener( 'inputsourceschange', onInputSourcesChange ); + + for ( let i = 0; i < controllers.length; i ++ ) { + + const inputSource = controllerInputSources[ i ]; + + if ( inputSource === null ) continue; + + controllerInputSources[ i ] = null; + + controllers[ i ].disconnect( inputSource ); + + } + + _currentDepthNear = null; + _currentDepthFar = null; + + // restore framebuffer/rendering state + + renderer.setRenderTarget( initialRenderTarget ); + + glBaseLayer = null; + glProjLayer = null; + glBinding = null; + session = null; + newRenderTarget = null; + + // + + animation.stop(); + + scope.isPresenting = false; + + renderer.setPixelRatio( currentPixelRatio ); + renderer.setSize( currentSize.width, currentSize.height, false ); + + scope.dispatchEvent( { type: 'sessionend' } ); + + } + + this.setFramebufferScaleFactor = function ( value ) { + + framebufferScaleFactor = value; + + if ( scope.isPresenting === true ) { + + console.warn( 'THREE.WebXRManager: Cannot change framebuffer scale while presenting.' ); + + } + + }; + + this.setReferenceSpaceType = function ( value ) { + + referenceSpaceType = value; + + if ( scope.isPresenting === true ) { + + console.warn( 'THREE.WebXRManager: Cannot change reference space type while presenting.' ); + + } + + }; + + this.getReferenceSpace = function () { + + return customReferenceSpace || referenceSpace; + + }; + + this.setReferenceSpace = function ( space ) { + + customReferenceSpace = space; + + }; + + this.getBaseLayer = function () { + + return glProjLayer !== null ? glProjLayer : glBaseLayer; + + }; + + this.getBinding = function () { + + return glBinding; + + }; + + this.getFrame = function () { + + return xrFrame; + + }; + + this.getSession = function () { + + return session; + + }; + + this.setSession = async function ( value ) { + + session = value; + + if ( session !== null ) { + + initialRenderTarget = renderer.getRenderTarget(); + + session.addEventListener( 'select', onSessionEvent ); + session.addEventListener( 'selectstart', onSessionEvent ); + session.addEventListener( 'selectend', onSessionEvent ); + session.addEventListener( 'squeeze', onSessionEvent ); + session.addEventListener( 'squeezestart', onSessionEvent ); + session.addEventListener( 'squeezeend', onSessionEvent ); + session.addEventListener( 'end', onSessionEnd ); + session.addEventListener( 'inputsourceschange', onInputSourcesChange ); + + if ( attributes.xrCompatible !== true ) { + + await gl.makeXRCompatible(); + + } + + currentPixelRatio = renderer.getPixelRatio(); + renderer.getSize( currentSize ); + + if ( ( session.renderState.layers === undefined ) || ( renderer.capabilities.isWebGL2 === false ) ) { + + const layerInit = { + antialias: ( session.renderState.layers === undefined ) ? attributes.antialias : true, + alpha: true, + depth: attributes.depth, + stencil: attributes.stencil, + framebufferScaleFactor: framebufferScaleFactor + }; + + glBaseLayer = new XRWebGLLayer( session, gl, layerInit ); + + session.updateRenderState( { baseLayer: glBaseLayer } ); + + renderer.setPixelRatio( 1 ); + renderer.setSize( glBaseLayer.framebufferWidth, glBaseLayer.framebufferHeight, false ); + + newRenderTarget = new WebGLRenderTarget( + glBaseLayer.framebufferWidth, + glBaseLayer.framebufferHeight, + { + format: RGBAFormat, + type: UnsignedByteType, + colorSpace: renderer.outputColorSpace, + stencilBuffer: attributes.stencil + } + ); + + } else { + + let depthFormat = null; + let depthType = null; + let glDepthFormat = null; + + if ( attributes.depth ) { + + glDepthFormat = attributes.stencil ? gl.DEPTH24_STENCIL8 : gl.DEPTH_COMPONENT24; + depthFormat = attributes.stencil ? DepthStencilFormat : DepthFormat; + depthType = attributes.stencil ? UnsignedInt248Type : UnsignedIntType; + + } + + const projectionlayerInit = { + colorFormat: gl.RGBA8, + depthFormat: glDepthFormat, + scaleFactor: framebufferScaleFactor + }; + + glBinding = new XRWebGLBinding( session, gl ); + + glProjLayer = glBinding.createProjectionLayer( projectionlayerInit ); + + session.updateRenderState( { layers: [ glProjLayer ] } ); + + renderer.setPixelRatio( 1 ); + renderer.setSize( glProjLayer.textureWidth, glProjLayer.textureHeight, false ); + + newRenderTarget = new WebGLRenderTarget( + glProjLayer.textureWidth, + glProjLayer.textureHeight, + { + format: RGBAFormat, + type: UnsignedByteType, + depthTexture: new DepthTexture( glProjLayer.textureWidth, glProjLayer.textureHeight, depthType, undefined, undefined, undefined, undefined, undefined, undefined, depthFormat ), + stencilBuffer: attributes.stencil, + colorSpace: renderer.outputColorSpace, + samples: attributes.antialias ? 4 : 0 + } ); + + const renderTargetProperties = renderer.properties.get( newRenderTarget ); + renderTargetProperties.__ignoreDepthValues = glProjLayer.ignoreDepthValues; + + } + + newRenderTarget.isXRRenderTarget = true; // TODO Remove this when possible, see #23278 + + this.setFoveation( foveation ); + + customReferenceSpace = null; + referenceSpace = await session.requestReferenceSpace( referenceSpaceType ); + + animation.setContext( session ); + animation.start(); + + scope.isPresenting = true; + + scope.dispatchEvent( { type: 'sessionstart' } ); + + } + + }; + + this.getEnvironmentBlendMode = function () { + + if ( session !== null ) { + + return session.environmentBlendMode; + + } + + }; + + function onInputSourcesChange( event ) { + + // Notify disconnected + + for ( let i = 0; i < event.removed.length; i ++ ) { + + const inputSource = event.removed[ i ]; + const index = controllerInputSources.indexOf( inputSource ); + + if ( index >= 0 ) { + + controllerInputSources[ index ] = null; + controllers[ index ].disconnect( inputSource ); + + } + + } + + // Notify connected + + for ( let i = 0; i < event.added.length; i ++ ) { + + const inputSource = event.added[ i ]; + + let controllerIndex = controllerInputSources.indexOf( inputSource ); + + if ( controllerIndex === - 1 ) { + + // Assign input source a controller that currently has no input source + + for ( let i = 0; i < controllers.length; i ++ ) { + + if ( i >= controllerInputSources.length ) { + + controllerInputSources.push( inputSource ); + controllerIndex = i; + break; + + } else if ( controllerInputSources[ i ] === null ) { + + controllerInputSources[ i ] = inputSource; + controllerIndex = i; + break; + + } + + } + + // If all controllers do currently receive input we ignore new ones + + if ( controllerIndex === - 1 ) break; + + } + + const controller = controllers[ controllerIndex ]; + + if ( controller ) { + + controller.connect( inputSource ); + + } + + } + + } + + // + + const cameraLPos = new Vector3(); + const cameraRPos = new Vector3(); + + /** + * Assumes 2 cameras that are parallel and share an X-axis, and that + * the cameras' projection and world matrices have already been set. + * And that near and far planes are identical for both cameras. + * Visualization of this technique: https://computergraphics.stackexchange.com/a/4765 + */ + function setProjectionFromUnion( camera, cameraL, cameraR ) { + + cameraLPos.setFromMatrixPosition( cameraL.matrixWorld ); + cameraRPos.setFromMatrixPosition( cameraR.matrixWorld ); + + const ipd = cameraLPos.distanceTo( cameraRPos ); + + const projL = cameraL.projectionMatrix.elements; + const projR = cameraR.projectionMatrix.elements; + + // VR systems will have identical far and near planes, and + // most likely identical top and bottom frustum extents. + // Use the left camera for these values. + const near = projL[ 14 ] / ( projL[ 10 ] - 1 ); + const far = projL[ 14 ] / ( projL[ 10 ] + 1 ); + const topFov = ( projL[ 9 ] + 1 ) / projL[ 5 ]; + const bottomFov = ( projL[ 9 ] - 1 ) / projL[ 5 ]; + + const leftFov = ( projL[ 8 ] - 1 ) / projL[ 0 ]; + const rightFov = ( projR[ 8 ] + 1 ) / projR[ 0 ]; + const left = near * leftFov; + const right = near * rightFov; + + // Calculate the new camera's position offset from the + // left camera. xOffset should be roughly half `ipd`. + const zOffset = ipd / ( - leftFov + rightFov ); + const xOffset = zOffset * - leftFov; + + // TODO: Better way to apply this offset? + cameraL.matrixWorld.decompose( camera.position, camera.quaternion, camera.scale ); + camera.translateX( xOffset ); + camera.translateZ( zOffset ); + camera.matrixWorld.compose( camera.position, camera.quaternion, camera.scale ); + camera.matrixWorldInverse.copy( camera.matrixWorld ).invert(); + + // Find the union of the frustum values of the cameras and scale + // the values so that the near plane's position does not change in world space, + // although must now be relative to the new union camera. + const near2 = near + zOffset; + const far2 = far + zOffset; + const left2 = left - xOffset; + const right2 = right + ( ipd - xOffset ); + const top2 = topFov * far / far2 * near2; + const bottom2 = bottomFov * far / far2 * near2; + + camera.projectionMatrix.makePerspective( left2, right2, top2, bottom2, near2, far2 ); + camera.projectionMatrixInverse.copy( camera.projectionMatrix ).invert(); + + } + + function updateCamera( camera, parent ) { + + if ( parent === null ) { + + camera.matrixWorld.copy( camera.matrix ); + + } else { + + camera.matrixWorld.multiplyMatrices( parent.matrixWorld, camera.matrix ); + + } + + camera.matrixWorldInverse.copy( camera.matrixWorld ).invert(); + + } + + this.updateCamera = function ( camera ) { + + if ( session === null ) return; + + cameraXR.near = cameraR.near = cameraL.near = camera.near; + cameraXR.far = cameraR.far = cameraL.far = camera.far; + + if ( _currentDepthNear !== cameraXR.near || _currentDepthFar !== cameraXR.far ) { + + // Note that the new renderState won't apply until the next frame. See #18320 + + session.updateRenderState( { + depthNear: cameraXR.near, + depthFar: cameraXR.far + } ); + + _currentDepthNear = cameraXR.near; + _currentDepthFar = cameraXR.far; + + } + + const parent = camera.parent; + const cameras = cameraXR.cameras; + + updateCamera( cameraXR, parent ); + + for ( let i = 0; i < cameras.length; i ++ ) { + + updateCamera( cameras[ i ], parent ); + + } + + // update projection matrix for proper view frustum culling + + if ( cameras.length === 2 ) { + + setProjectionFromUnion( cameraXR, cameraL, cameraR ); + + } else { + + // assume single camera setup (AR) + + cameraXR.projectionMatrix.copy( cameraL.projectionMatrix ); + + } + + // update user camera and its children + + updateUserCamera( camera, cameraXR, parent ); + + }; + + function updateUserCamera( camera, cameraXR, parent ) { + + if ( parent === null ) { + + camera.matrix.copy( cameraXR.matrixWorld ); + + } else { + + camera.matrix.copy( parent.matrixWorld ); + camera.matrix.invert(); + camera.matrix.multiply( cameraXR.matrixWorld ); + + } + + camera.matrix.decompose( camera.position, camera.quaternion, camera.scale ); + camera.updateMatrixWorld( true ); + + camera.projectionMatrix.copy( cameraXR.projectionMatrix ); + camera.projectionMatrixInverse.copy( cameraXR.projectionMatrixInverse ); + + if ( camera.isPerspectiveCamera ) { + + camera.fov = RAD2DEG * 2 * Math.atan( 1 / camera.projectionMatrix.elements[ 5 ] ); + camera.zoom = 1; + + } + + } + + this.getCamera = function () { + + return cameraXR; + + }; + + this.getFoveation = function () { + + if ( glProjLayer === null && glBaseLayer === null ) { + + return undefined; + + } + + return foveation; + + }; + + this.setFoveation = function ( value ) { + + // 0 = no foveation = full resolution + // 1 = maximum foveation = the edges render at lower resolution + + foveation = value; + + if ( glProjLayer !== null ) { + + glProjLayer.fixedFoveation = value; + + } + + if ( glBaseLayer !== null && glBaseLayer.fixedFoveation !== undefined ) { + + glBaseLayer.fixedFoveation = value; + + } + + }; + + // Animation Loop + + let onAnimationFrameCallback = null; + + function onAnimationFrame( time, frame ) { + + pose = frame.getViewerPose( customReferenceSpace || referenceSpace ); + xrFrame = frame; + + if ( pose !== null ) { + + const views = pose.views; + + if ( glBaseLayer !== null ) { + + renderer.setRenderTargetFramebuffer( newRenderTarget, glBaseLayer.framebuffer ); + renderer.setRenderTarget( newRenderTarget ); + + } + + let cameraXRNeedsUpdate = false; + + // check if it's necessary to rebuild cameraXR's camera list + + if ( views.length !== cameraXR.cameras.length ) { + + cameraXR.cameras.length = 0; + cameraXRNeedsUpdate = true; + + } + + for ( let i = 0; i < views.length; i ++ ) { + + const view = views[ i ]; + + let viewport = null; + + if ( glBaseLayer !== null ) { + + viewport = glBaseLayer.getViewport( view ); + + } else { + + const glSubImage = glBinding.getViewSubImage( glProjLayer, view ); + viewport = glSubImage.viewport; + + // For side-by-side projection, we only produce a single texture for both eyes. + if ( i === 0 ) { + + renderer.setRenderTargetTextures( + newRenderTarget, + glSubImage.colorTexture, + glProjLayer.ignoreDepthValues ? undefined : glSubImage.depthStencilTexture ); + + renderer.setRenderTarget( newRenderTarget ); + + } + + } + + let camera = cameras[ i ]; + + if ( camera === undefined ) { + + camera = new PerspectiveCamera(); + camera.layers.enable( i ); + camera.viewport = new Vector4(); + cameras[ i ] = camera; + + } + + camera.matrix.fromArray( view.transform.matrix ); + camera.matrix.decompose( camera.position, camera.quaternion, camera.scale ); + camera.projectionMatrix.fromArray( view.projectionMatrix ); + camera.projectionMatrixInverse.copy( camera.projectionMatrix ).invert(); + camera.viewport.set( viewport.x, viewport.y, viewport.width, viewport.height ); + + if ( i === 0 ) { + + cameraXR.matrix.copy( camera.matrix ); + cameraXR.matrix.decompose( cameraXR.position, cameraXR.quaternion, cameraXR.scale ); + + } + + if ( cameraXRNeedsUpdate === true ) { + + cameraXR.cameras.push( camera ); + + } + + } + + } + + // + + for ( let i = 0; i < controllers.length; i ++ ) { + + const inputSource = controllerInputSources[ i ]; + const controller = controllers[ i ]; + + if ( inputSource !== null && controller !== undefined ) { + + controller.update( inputSource, frame, customReferenceSpace || referenceSpace ); + + } + + } + + if ( onAnimationFrameCallback ) onAnimationFrameCallback( time, frame ); + + if ( frame.detectedPlanes ) { + + scope.dispatchEvent( { type: 'planesdetected', data: frame } ); + + } + + xrFrame = null; + + } + + const animation = new WebGLAnimation(); + + animation.setAnimationLoop( onAnimationFrame ); + + this.setAnimationLoop = function ( callback ) { + + onAnimationFrameCallback = callback; + + }; + + this.dispose = function () {}; + + } + +} + +export { WebXRManager }; diff --git a/libs/three/src/scenes/Fog.js b/libs/three/src/scenes/Fog.js new file mode 100644 index 000000000..a69dd415b --- /dev/null +++ b/libs/three/src/scenes/Fog.js @@ -0,0 +1,38 @@ +import { Color } from '../math/Color.js'; + +class Fog { + + constructor( color, near = 1, far = 1000 ) { + + this.isFog = true; + + this.name = ''; + + this.color = new Color( color ); + + this.near = near; + this.far = far; + + } + + clone() { + + return new Fog( this.color, this.near, this.far ); + + } + + toJSON( /* meta */ ) { + + return { + type: 'Fog', + name: this.name, + color: this.color.getHex(), + near: this.near, + far: this.far + }; + + } + +} + +export { Fog }; diff --git a/libs/three/src/scenes/FogExp2.js b/libs/three/src/scenes/FogExp2.js new file mode 100644 index 000000000..e714b5bed --- /dev/null +++ b/libs/three/src/scenes/FogExp2.js @@ -0,0 +1,35 @@ +import { Color } from '../math/Color.js'; + +class FogExp2 { + + constructor( color, density = 0.00025 ) { + + this.isFogExp2 = true; + + this.name = ''; + + this.color = new Color( color ); + this.density = density; + + } + + clone() { + + return new FogExp2( this.color, this.density ); + + } + + toJSON( /* meta */ ) { + + return { + type: 'FogExp2', + name: this.name, + color: this.color.getHex(), + density: this.density + }; + + } + +} + +export { FogExp2 }; diff --git a/libs/three/src/scenes/Scene.js b/libs/three/src/scenes/Scene.js new file mode 100644 index 000000000..f2620d76d --- /dev/null +++ b/libs/three/src/scenes/Scene.js @@ -0,0 +1,63 @@ +import { Object3D } from '../core/Object3D.js'; + +class Scene extends Object3D { + + constructor() { + + super(); + + this.isScene = true; + + this.type = 'Scene'; + + this.background = null; + this.environment = null; + this.fog = null; + + this.backgroundBlurriness = 0; + this.backgroundIntensity = 1; + + this.overrideMaterial = null; + + if ( typeof __THREE_DEVTOOLS__ !== 'undefined' ) { + + __THREE_DEVTOOLS__.dispatchEvent( new CustomEvent( 'observe', { detail: this } ) ); + + } + + } + + copy( source, recursive ) { + + super.copy( source, recursive ); + + if ( source.background !== null ) this.background = source.background.clone(); + if ( source.environment !== null ) this.environment = source.environment.clone(); + if ( source.fog !== null ) this.fog = source.fog.clone(); + + this.backgroundBlurriness = source.backgroundBlurriness; + this.backgroundIntensity = source.backgroundIntensity; + + if ( source.overrideMaterial !== null ) this.overrideMaterial = source.overrideMaterial.clone(); + + this.matrixAutoUpdate = source.matrixAutoUpdate; + + return this; + + } + + toJSON( meta ) { + + const data = super.toJSON( meta ); + + if ( this.fog !== null ) data.object.fog = this.fog.toJSON(); + if ( this.backgroundBlurriness > 0 ) data.object.backgroundBlurriness = this.backgroundBlurriness; + if ( this.backgroundIntensity !== 1 ) data.object.backgroundIntensity = this.backgroundIntensity; + + return data; + + } + +} + +export { Scene }; diff --git a/libs/three/src/textures/CanvasTexture.js b/libs/three/src/textures/CanvasTexture.js new file mode 100644 index 000000000..61a58b3b3 --- /dev/null +++ b/libs/three/src/textures/CanvasTexture.js @@ -0,0 +1,17 @@ +import { Texture } from './Texture.js'; + +class CanvasTexture extends Texture { + + constructor( canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) { + + super( canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ); + + this.isCanvasTexture = true; + + this.needsUpdate = true; + + } + +} + +export { CanvasTexture }; diff --git a/libs/three/src/textures/CompressedArrayTexture.js b/libs/three/src/textures/CompressedArrayTexture.js new file mode 100644 index 000000000..cc062e695 --- /dev/null +++ b/libs/three/src/textures/CompressedArrayTexture.js @@ -0,0 +1,18 @@ +import { ClampToEdgeWrapping } from '../constants.js'; +import { CompressedTexture } from './CompressedTexture.js'; + +class CompressedArrayTexture extends CompressedTexture { + + constructor( mipmaps, width, height, depth, format, type ) { + + super( mipmaps, width, height, format, type ); + + this.isCompressedArrayTexture = true; + this.image.depth = depth; + this.wrapR = ClampToEdgeWrapping; + + } + +} + +export { CompressedArrayTexture }; diff --git a/libs/three/src/textures/CompressedCubeTexture.js b/libs/three/src/textures/CompressedCubeTexture.js new file mode 100644 index 000000000..3d076ff20 --- /dev/null +++ b/libs/three/src/textures/CompressedCubeTexture.js @@ -0,0 +1,19 @@ +import { CubeReflectionMapping } from '../constants.js'; +import { CompressedTexture } from './CompressedTexture.js'; + +class CompressedCubeTexture extends CompressedTexture { + + constructor( images, format, type ) { + + super( undefined, images[ 0 ].width, images[ 0 ].height, format, type, CubeReflectionMapping ); + + this.isCompressedCubeTexture = true; + this.isCubeTexture = true; + + this.image = images; + + } + +} + +export { CompressedCubeTexture }; diff --git a/libs/three/src/textures/CompressedTexture.js b/libs/three/src/textures/CompressedTexture.js new file mode 100644 index 000000000..1ed3b3934 --- /dev/null +++ b/libs/three/src/textures/CompressedTexture.js @@ -0,0 +1,28 @@ +import { Texture } from './Texture.js'; + +class CompressedTexture extends Texture { + + constructor( mipmaps, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, colorSpace ) { + + super( null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, colorSpace ); + + this.isCompressedTexture = true; + + this.image = { width: width, height: height }; + this.mipmaps = mipmaps; + + // no flipping for cube textures + // (also flipping doesn't work for compressed textures ) + + this.flipY = false; + + // can't generate mipmaps for compressed textures + // mips must be embedded in DDS files + + this.generateMipmaps = false; + + } + +} + +export { CompressedTexture }; diff --git a/libs/three/src/textures/CubeTexture.js b/libs/three/src/textures/CubeTexture.js new file mode 100644 index 000000000..e686852f2 --- /dev/null +++ b/libs/three/src/textures/CubeTexture.js @@ -0,0 +1,33 @@ +import { Texture } from './Texture.js'; +import { CubeReflectionMapping } from '../constants.js'; + +class CubeTexture extends Texture { + + constructor( images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, colorSpace ) { + + images = images !== undefined ? images : []; + mapping = mapping !== undefined ? mapping : CubeReflectionMapping; + + super( images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, colorSpace ); + + this.isCubeTexture = true; + + this.flipY = false; + + } + + get images() { + + return this.image; + + } + + set images( value ) { + + this.image = value; + + } + +} + +export { CubeTexture }; diff --git a/libs/three/src/textures/Data3DTexture.js b/libs/three/src/textures/Data3DTexture.js new file mode 100644 index 000000000..36348cc1f --- /dev/null +++ b/libs/three/src/textures/Data3DTexture.js @@ -0,0 +1,35 @@ +import { Texture } from './Texture.js'; +import { ClampToEdgeWrapping, NearestFilter } from '../constants.js'; + +class Data3DTexture extends Texture { + + constructor( data = null, width = 1, height = 1, depth = 1 ) { + + // We're going to add .setXXX() methods for setting properties later. + // Users can still set in DataTexture3D directly. + // + // const texture = new THREE.DataTexture3D( data, width, height, depth ); + // texture.anisotropy = 16; + // + // See #14839 + + super( null ); + + this.isData3DTexture = true; + + this.image = { data, width, height, depth }; + + this.magFilter = NearestFilter; + this.minFilter = NearestFilter; + + this.wrapR = ClampToEdgeWrapping; + + this.generateMipmaps = false; + this.flipY = false; + this.unpackAlignment = 1; + + } + +} + +export { Data3DTexture }; diff --git a/libs/three/src/textures/DataArrayTexture.js b/libs/three/src/textures/DataArrayTexture.js new file mode 100644 index 000000000..759973df6 --- /dev/null +++ b/libs/three/src/textures/DataArrayTexture.js @@ -0,0 +1,27 @@ +import { Texture } from './Texture.js'; +import { ClampToEdgeWrapping, NearestFilter } from '../constants.js'; + +class DataArrayTexture extends Texture { + + constructor( data = null, width = 1, height = 1, depth = 1 ) { + + super( null ); + + this.isDataArrayTexture = true; + + this.image = { data, width, height, depth }; + + this.magFilter = NearestFilter; + this.minFilter = NearestFilter; + + this.wrapR = ClampToEdgeWrapping; + + this.generateMipmaps = false; + this.flipY = false; + this.unpackAlignment = 1; + + } + +} + +export { DataArrayTexture }; diff --git a/libs/three/src/textures/DataTexture.js b/libs/three/src/textures/DataTexture.js new file mode 100644 index 000000000..c0a919504 --- /dev/null +++ b/libs/three/src/textures/DataTexture.js @@ -0,0 +1,22 @@ +import { Texture } from './Texture.js'; +import { NearestFilter } from '../constants.js'; + +class DataTexture extends Texture { + + constructor( data = null, width = 1, height = 1, format, type, mapping, wrapS, wrapT, magFilter = NearestFilter, minFilter = NearestFilter, anisotropy, colorSpace ) { + + super( null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, colorSpace ); + + this.isDataTexture = true; + + this.image = { data: data, width: width, height: height }; + + this.generateMipmaps = false; + this.flipY = false; + this.unpackAlignment = 1; + + } + +} + +export { DataTexture }; diff --git a/libs/three/src/textures/DepthTexture.js b/libs/three/src/textures/DepthTexture.js new file mode 100644 index 000000000..ea247e123 --- /dev/null +++ b/libs/three/src/textures/DepthTexture.js @@ -0,0 +1,58 @@ +import { Texture } from './Texture.js'; +import { NearestFilter, UnsignedIntType, UnsignedInt248Type, DepthFormat, DepthStencilFormat } from '../constants.js'; + +class DepthTexture extends Texture { + + constructor( width, height, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, format ) { + + format = format !== undefined ? format : DepthFormat; + + if ( format !== DepthFormat && format !== DepthStencilFormat ) { + + throw new Error( 'DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat' ); + + } + + if ( type === undefined && format === DepthFormat ) type = UnsignedIntType; + if ( type === undefined && format === DepthStencilFormat ) type = UnsignedInt248Type; + + super( null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ); + + this.isDepthTexture = true; + + this.image = { width: width, height: height }; + + this.magFilter = magFilter !== undefined ? magFilter : NearestFilter; + this.minFilter = minFilter !== undefined ? minFilter : NearestFilter; + + this.flipY = false; + this.generateMipmaps = false; + + this.compareFunction = null; + + } + + + copy( source ) { + + super.copy( source ); + + this.compareFunction = source.compareFunction; + + return this; + + } + + toJSON( meta ) { + + const data = super.toJSON( meta ); + + if ( this.compareFunction !== null ) data.compareFunction = this.compareFunction; + + return data; + + } + +} + +export { DepthTexture }; diff --git a/libs/three/src/textures/FramebufferTexture.js b/libs/three/src/textures/FramebufferTexture.js new file mode 100644 index 000000000..db87092f6 --- /dev/null +++ b/libs/three/src/textures/FramebufferTexture.js @@ -0,0 +1,23 @@ +import { Texture } from './Texture.js'; +import { NearestFilter } from '../constants.js'; + +class FramebufferTexture extends Texture { + + constructor( width, height ) { + + super( { width, height } ); + + this.isFramebufferTexture = true; + + this.magFilter = NearestFilter; + this.minFilter = NearestFilter; + + this.generateMipmaps = false; + + this.needsUpdate = true; + + } + +} + +export { FramebufferTexture }; diff --git a/libs/three/src/textures/Source.js b/libs/three/src/textures/Source.js new file mode 100644 index 000000000..901d5abea --- /dev/null +++ b/libs/three/src/textures/Source.js @@ -0,0 +1,127 @@ +import { ImageUtils } from '../extras/ImageUtils.js'; +import * as MathUtils from '../math/MathUtils.js'; + +let _sourceId = 0; + +class Source { + + constructor( data = null ) { + + this.isSource = true; + + Object.defineProperty( this, 'id', { value: _sourceId ++ } ); + + this.uuid = MathUtils.generateUUID(); + + this.data = data; + + this.version = 0; + + } + + set needsUpdate( value ) { + + if ( value === true ) this.version ++; + + } + + toJSON( meta ) { + + const isRootObject = ( meta === undefined || typeof meta === 'string' ); + + if ( ! isRootObject && meta.images[ this.uuid ] !== undefined ) { + + return meta.images[ this.uuid ]; + + } + + const output = { + uuid: this.uuid, + url: '' + }; + + const data = this.data; + + if ( data !== null ) { + + let url; + + if ( Array.isArray( data ) ) { + + // cube texture + + url = []; + + for ( let i = 0, l = data.length; i < l; i ++ ) { + + if ( data[ i ].isDataTexture ) { + + url.push( serializeImage( data[ i ].image ) ); + + } else { + + url.push( serializeImage( data[ i ] ) ); + + } + + } + + } else { + + // texture + + url = serializeImage( data ); + + } + + output.url = url; + + } + + if ( ! isRootObject ) { + + meta.images[ this.uuid ] = output; + + } + + return output; + + } + +} + +function serializeImage( image ) { + + if ( ( typeof HTMLImageElement !== 'undefined' && image instanceof HTMLImageElement ) || + ( typeof HTMLCanvasElement !== 'undefined' && image instanceof HTMLCanvasElement ) || + ( typeof ImageBitmap !== 'undefined' && image instanceof ImageBitmap ) ) { + + // default images + + return ImageUtils.getDataURL( image ); + + } else { + + if ( image.data ) { + + // images of DataTexture + + return { + data: Array.from( image.data ), + width: image.width, + height: image.height, + type: image.data.constructor.name + }; + + } else { + + console.warn( 'THREE.Texture: Unable to serialize Texture.' ); + return {}; + + } + + } + +} + +export { Source }; diff --git a/libs/three/src/textures/Texture.js b/libs/three/src/textures/Texture.js new file mode 100644 index 000000000..772056ba7 --- /dev/null +++ b/libs/three/src/textures/Texture.js @@ -0,0 +1,338 @@ +import { EventDispatcher } from '../core/EventDispatcher.js'; +import { + MirroredRepeatWrapping, + ClampToEdgeWrapping, + RepeatWrapping, + UnsignedByteType, + RGBAFormat, + LinearMipmapLinearFilter, + LinearFilter, + UVMapping, + sRGBEncoding, + SRGBColorSpace, + NoColorSpace, + LinearEncoding +} from '../constants.js'; +import * as MathUtils from '../math/MathUtils.js'; +import { Vector2 } from '../math/Vector2.js'; +import { Matrix3 } from '../math/Matrix3.js'; +import { Source } from './Source.js'; +import { warnOnce } from '../utils.js'; + +let _textureId = 0; + +class Texture extends EventDispatcher { + + constructor( image = Texture.DEFAULT_IMAGE, mapping = Texture.DEFAULT_MAPPING, wrapS = ClampToEdgeWrapping, wrapT = ClampToEdgeWrapping, magFilter = LinearFilter, minFilter = LinearMipmapLinearFilter, format = RGBAFormat, type = UnsignedByteType, anisotropy = Texture.DEFAULT_ANISOTROPY, colorSpace = NoColorSpace ) { + + super(); + + this.isTexture = true; + + Object.defineProperty( this, 'id', { value: _textureId ++ } ); + + this.uuid = MathUtils.generateUUID(); + + this.name = ''; + + this.source = new Source( image ); + this.mipmaps = []; + + this.mapping = mapping; + this.channel = 0; + + this.wrapS = wrapS; + this.wrapT = wrapT; + + this.magFilter = magFilter; + this.minFilter = minFilter; + + this.anisotropy = anisotropy; + + this.format = format; + this.internalFormat = null; + this.type = type; + + this.offset = new Vector2( 0, 0 ); + this.repeat = new Vector2( 1, 1 ); + this.center = new Vector2( 0, 0 ); + this.rotation = 0; + + this.matrixAutoUpdate = true; + this.matrix = new Matrix3(); + + this.generateMipmaps = true; + this.premultiplyAlpha = false; + this.flipY = true; + this.unpackAlignment = 4; // valid values: 1, 2, 4, 8 (see http://www.khronos.org/opengles/sdk/docs/man/xhtml/glPixelStorei.xml) + + if ( typeof colorSpace === 'string' ) { + + this.colorSpace = colorSpace; + + } else { // @deprecated, r152 + + warnOnce( 'THREE.Texture: Property .encoding has been replaced by .colorSpace.' ); + this.colorSpace = colorSpace === sRGBEncoding ? SRGBColorSpace : NoColorSpace; + + } + + + this.userData = {}; + + this.version = 0; + this.onUpdate = null; + + this.isRenderTargetTexture = false; // indicates whether a texture belongs to a render target or not + this.needsPMREMUpdate = false; // indicates whether this texture should be processed by PMREMGenerator or not (only relevant for render target textures) + + } + + get image() { + + return this.source.data; + + } + + set image( value = null ) { + + this.source.data = value; + + } + + updateMatrix() { + + this.matrix.setUvTransform( this.offset.x, this.offset.y, this.repeat.x, this.repeat.y, this.rotation, this.center.x, this.center.y ); + + } + + clone() { + + return new this.constructor().copy( this ); + + } + + copy( source ) { + + this.name = source.name; + + this.source = source.source; + this.mipmaps = source.mipmaps.slice( 0 ); + + this.mapping = source.mapping; + this.channel = source.channel; + + this.wrapS = source.wrapS; + this.wrapT = source.wrapT; + + this.magFilter = source.magFilter; + this.minFilter = source.minFilter; + + this.anisotropy = source.anisotropy; + + this.format = source.format; + this.internalFormat = source.internalFormat; + this.type = source.type; + + this.offset.copy( source.offset ); + this.repeat.copy( source.repeat ); + this.center.copy( source.center ); + this.rotation = source.rotation; + + this.matrixAutoUpdate = source.matrixAutoUpdate; + this.matrix.copy( source.matrix ); + + this.generateMipmaps = source.generateMipmaps; + this.premultiplyAlpha = source.premultiplyAlpha; + this.flipY = source.flipY; + this.unpackAlignment = source.unpackAlignment; + this.colorSpace = source.colorSpace; + + this.userData = JSON.parse( JSON.stringify( source.userData ) ); + + this.needsUpdate = true; + + return this; + + } + + toJSON( meta ) { + + const isRootObject = ( meta === undefined || typeof meta === 'string' ); + + if ( ! isRootObject && meta.textures[ this.uuid ] !== undefined ) { + + return meta.textures[ this.uuid ]; + + } + + const output = { + + metadata: { + version: 4.6, + type: 'Texture', + generator: 'Texture.toJSON' + }, + + uuid: this.uuid, + name: this.name, + + image: this.source.toJSON( meta ).uuid, + + mapping: this.mapping, + channel: this.channel, + + repeat: [ this.repeat.x, this.repeat.y ], + offset: [ this.offset.x, this.offset.y ], + center: [ this.center.x, this.center.y ], + rotation: this.rotation, + + wrap: [ this.wrapS, this.wrapT ], + + format: this.format, + internalFormat: this.internalFormat, + type: this.type, + colorSpace: this.colorSpace, + + minFilter: this.minFilter, + magFilter: this.magFilter, + anisotropy: this.anisotropy, + + flipY: this.flipY, + + generateMipmaps: this.generateMipmaps, + premultiplyAlpha: this.premultiplyAlpha, + unpackAlignment: this.unpackAlignment + + }; + + if ( Object.keys( this.userData ).length > 0 ) output.userData = this.userData; + + if ( ! isRootObject ) { + + meta.textures[ this.uuid ] = output; + + } + + return output; + + } + + dispose() { + + this.dispatchEvent( { type: 'dispose' } ); + + } + + transformUv( uv ) { + + if ( this.mapping !== UVMapping ) return uv; + + uv.applyMatrix3( this.matrix ); + + if ( uv.x < 0 || uv.x > 1 ) { + + switch ( this.wrapS ) { + + case RepeatWrapping: + + uv.x = uv.x - Math.floor( uv.x ); + break; + + case ClampToEdgeWrapping: + + uv.x = uv.x < 0 ? 0 : 1; + break; + + case MirroredRepeatWrapping: + + if ( Math.abs( Math.floor( uv.x ) % 2 ) === 1 ) { + + uv.x = Math.ceil( uv.x ) - uv.x; + + } else { + + uv.x = uv.x - Math.floor( uv.x ); + + } + + break; + + } + + } + + if ( uv.y < 0 || uv.y > 1 ) { + + switch ( this.wrapT ) { + + case RepeatWrapping: + + uv.y = uv.y - Math.floor( uv.y ); + break; + + case ClampToEdgeWrapping: + + uv.y = uv.y < 0 ? 0 : 1; + break; + + case MirroredRepeatWrapping: + + if ( Math.abs( Math.floor( uv.y ) % 2 ) === 1 ) { + + uv.y = Math.ceil( uv.y ) - uv.y; + + } else { + + uv.y = uv.y - Math.floor( uv.y ); + + } + + break; + + } + + } + + if ( this.flipY ) { + + uv.y = 1 - uv.y; + + } + + return uv; + + } + + set needsUpdate( value ) { + + if ( value === true ) { + + this.version ++; + this.source.needsUpdate = true; + + } + + } + + get encoding() { // @deprecated, r152 + + warnOnce( 'THREE.Texture: Property .encoding has been replaced by .colorSpace.' ); + return this.colorSpace === SRGBColorSpace ? sRGBEncoding : LinearEncoding; + + } + + set encoding( encoding ) { // @deprecated, r152 + + warnOnce( 'THREE.Texture: Property .encoding has been replaced by .colorSpace.' ); + this.colorSpace = encoding === sRGBEncoding ? SRGBColorSpace : NoColorSpace; + + } + +} + +Texture.DEFAULT_IMAGE = null; +Texture.DEFAULT_MAPPING = UVMapping; +Texture.DEFAULT_ANISOTROPY = 1; + +export { Texture }; diff --git a/libs/three/src/textures/VideoTexture.js b/libs/three/src/textures/VideoTexture.js new file mode 100644 index 000000000..9f6b71235 --- /dev/null +++ b/libs/three/src/textures/VideoTexture.js @@ -0,0 +1,55 @@ +import { LinearFilter } from '../constants.js'; +import { Texture } from './Texture.js'; + +class VideoTexture extends Texture { + + constructor( video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) { + + super( video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ); + + this.isVideoTexture = true; + + this.minFilter = minFilter !== undefined ? minFilter : LinearFilter; + this.magFilter = magFilter !== undefined ? magFilter : LinearFilter; + + this.generateMipmaps = false; + + const scope = this; + + function updateVideo() { + + scope.needsUpdate = true; + video.requestVideoFrameCallback( updateVideo ); + + } + + if ( 'requestVideoFrameCallback' in video ) { + + video.requestVideoFrameCallback( updateVideo ); + + } + + } + + clone() { + + return new this.constructor( this.image ).copy( this ); + + } + + update() { + + const video = this.image; + const hasVideoFrameCallback = 'requestVideoFrameCallback' in video; + + if ( hasVideoFrameCallback === false && video.readyState >= video.HAVE_CURRENT_DATA ) { + + this.needsUpdate = true; + + } + + } + +} + +export { VideoTexture }; diff --git a/libs/three/src/utils.js b/libs/three/src/utils.js new file mode 100644 index 000000000..6fd13ca9d --- /dev/null +++ b/libs/three/src/utils.js @@ -0,0 +1,91 @@ +function arrayMin( array ) { + + if ( array.length === 0 ) return Infinity; + + let min = array[ 0 ]; + + for ( let i = 1, l = array.length; i < l; ++ i ) { + + if ( array[ i ] < min ) min = array[ i ]; + + } + + return min; + +} + +function arrayMax( array ) { + + if ( array.length === 0 ) return - Infinity; + + let max = array[ 0 ]; + + for ( let i = 1, l = array.length; i < l; ++ i ) { + + if ( array[ i ] > max ) max = array[ i ]; + + } + + return max; + +} + +function arrayNeedsUint32( array ) { + + // assumes larger values usually on last + + for ( let i = array.length - 1; i >= 0; -- i ) { + + if ( array[ i ] >= 65535 ) return true; // account for PRIMITIVE_RESTART_FIXED_INDEX, #24565 + + } + + return false; + +} + +const TYPED_ARRAYS = { + Int8Array: Int8Array, + Uint8Array: Uint8Array, + Uint8ClampedArray: Uint8ClampedArray, + Int16Array: Int16Array, + Uint16Array: Uint16Array, + Int32Array: Int32Array, + Uint32Array: Uint32Array, + Float32Array: Float32Array, + Float64Array: Float64Array +}; + +function getTypedArray( type, buffer ) { + + return new TYPED_ARRAYS[ type ]( buffer ); + +} + +function createElementNS( name ) { + + return document.createElementNS( 'http://www.w3.org/1999/xhtml', name ); + +} + +function createCanvasElement() { + + const canvas = createElementNS( 'canvas' ); + canvas.style.display = 'block'; + return canvas; + +} + +const _cache = {}; + +function warnOnce( message ) { + + if ( message in _cache ) return; + + _cache[ message ] = true; + + console.warn( message ); + +} + +export { arrayMin, arrayMax, arrayNeedsUint32, getTypedArray, createElementNS, createCanvasElement, warnOnce }; diff --git a/node_modules/.package-lock.json b/node_modules/.package-lock.json deleted file mode 100644 index 48f084762..000000000 --- a/node_modules/.package-lock.json +++ /dev/null @@ -1,13 +0,0 @@ -{ - "name": "create-3d-worlds.github.io", - "lockfileVersion": 3, - "requires": true, - "packages": { - "node_modules/three": { - "version": "0.160.0", - "resolved": "https://registry.npmjs.org/three/-/three-0.160.0.tgz", - "integrity": "sha512-DLU8lc0zNIPkM7rH5/e1Ks1Z8tWCGRq6g8mPowdDJpw1CFBJMU7UoJjC6PefXW7z//SSl0b2+GCw14LB+uDhng==", - "license": "MIT" - } - } -}