最新代码

public/sdk/three/jsm/renderers/common/Animation.js

@@ -0,0 +1,50 @@
+class Animation {
+
+	constructor( nodes, info ) {
+
+		this.nodes = nodes;
+		this.info = info;
+
+		this.animationLoop = null;
+		this.requestId = null;
+
+		this._init();
+
+	}
+
+	_init() {
+
+		const update = ( time, frame ) => {
+
+			this.requestId = self.requestAnimationFrame( update );
+
+			if ( this.info.autoReset === true ) this.info.reset();
+
+			this.nodes.nodeFrame.update();
+
+			this.info.frame = this.nodes.nodeFrame.frameId;
+
+			if ( this.animationLoop !== null ) this.animationLoop( time, frame );
+
+		};
+
+		update();
+
+	}
+
+	dispose() {
+
+		self.cancelAnimationFrame( this.requestId );
+		this.requestId = null;
+
+	}
+
+	setAnimationLoop( callback ) {
+
+		this.animationLoop = callback;
+
+	}
+
+}
+
+export default Animation;

public/sdk/three/jsm/renderers/common/Attributes.js

@@ -0,0 +1,75 @@
+import DataMap from './DataMap.js';
+import { AttributeType } from './Constants.js';
+import { DynamicDrawUsage } from 'three';
+
+class Attributes extends DataMap {
+
+	constructor( backend ) {
+
+		super();
+
+		this.backend = backend;
+
+	}
+
+	delete( attribute ) {
+
+		const attributeData = super.delete( attribute );
+
+		if ( attributeData !== undefined ) {
+
+			this.backend.destroyAttribute( attribute );
+
+		}
+
+	}
+
+	update( attribute, type ) {
+
+		const data = this.get( attribute );
+
+		if ( data.version === undefined ) {
+
+			if ( type === AttributeType.VERTEX ) {
+
+				this.backend.createAttribute( attribute );
+
+			} else if ( type === AttributeType.INDEX ) {
+
+				this.backend.createIndexAttribute( attribute );
+
+			} else if ( type === AttributeType.STORAGE ) {
+
+				this.backend.createStorageAttribute( attribute );
+
+			}
+
+			data.version = this._getBufferAttribute( attribute ).version;
+
+		} else {
+
+			const bufferAttribute = this._getBufferAttribute( attribute );
+
+			if ( data.version < bufferAttribute.version || bufferAttribute.usage === DynamicDrawUsage ) {
+
+				this.backend.updateAttribute( attribute );
+
+				data.version = bufferAttribute.version;
+
+			}
+
+		}
+
+	}
+
+	_getBufferAttribute( attribute ) {
+
+		if ( attribute.isInterleavedBufferAttribute ) attribute = attribute.data;
+
+		return attribute;
+
+	}
+
+}
+
+export default Attributes;

public/sdk/three/jsm/renderers/common/Backend.js

@@ -0,0 +1,195 @@
+let vector2 = null;
+let vector4 = null;
+let color4 = null;
+
+import Color4 from './Color4.js';
+import { Vector2, Vector4, REVISION, createCanvasElement } from 'three';
+
+class Backend {
+
+	constructor( parameters = {} ) {
+
+		this.parameters = Object.assign( {}, parameters );
+		this.data = new WeakMap();
+		this.renderer = null;
+		this.domElement = null;
+
+	}
+
+	async init( renderer ) {
+
+		this.renderer = renderer;
+
+	}
+
+	// render context
+
+	begin( renderContext ) { }
+
+	finish( renderContext ) { }
+
+	// render object
+
+	draw( renderObject, info ) { }
+
+	// program
+
+	createProgram( program ) { }
+
+	destroyProgram( program ) { }
+
+	// bindings
+
+	createBindings( renderObject ) { }
+
+	updateBindings( renderObject ) { }
+
+	// pipeline
+
+	createRenderPipeline( renderObject ) { }
+
+	createComputePipeline( computeNode, pipeline ) { }
+
+	destroyPipeline( pipeline ) { }
+
+	// cache key
+
+	needsRenderUpdate( renderObject ) { } // return Boolean ( fast test )
+
+	getRenderCacheKey( renderObject ) { } // return String
+
+	// node builder
+
+	createNodeBuilder( renderObject ) { } // return NodeBuilder (ADD IT)
+
+	// textures
+
+	createSampler( texture ) { }
+
+	createDefaultTexture( texture ) { }
+
+	createTexture( texture ) { }
+
+	copyTextureToBuffer( texture, x, y, width, height ) {}
+
+	// attributes
+
+	createAttribute( attribute ) { }
+
+	createIndexAttribute( attribute ) { }
+
+	updateAttribute( attribute ) { }
+
+	destroyAttribute( attribute ) { }
+
+	// canvas
+
+	getContext() { }
+
+	updateSize() { }
+
+	// utils
+
+	resolveTimestampAsync( renderContext, type ) { }
+
+	hasFeatureAsync( name ) { } // return Boolean
+
+	hasFeature( name ) { } // return Boolean
+
+	getInstanceCount( renderObject ) {
+
+		const { object, geometry } = renderObject;
+
+		return geometry.isInstancedBufferGeometry ? geometry.instanceCount : ( object.isInstancedMesh ? object.count : 1 );
+
+	}
+
+	getDrawingBufferSize() {
+
+		vector2 = vector2 || new Vector2();
+
+		return this.renderer.getDrawingBufferSize( vector2 );
+
+	}
+
+	getScissor() {
+
+		vector4 = vector4 || new Vector4();
+
+		return this.renderer.getScissor( vector4 );
+
+	}
+
+	setScissorTest( boolean ) { }
+
+	getClearColor() {
+
+		const renderer = this.renderer;
+
+		color4 = color4 || new Color4();
+
+		renderer.getClearColor( color4 );
+
+		color4.getRGB( color4, this.renderer.currentColorSpace );
+
+		return color4;
+
+	}
+
+	getDomElement() {
+
+		let domElement = this.domElement;
+
+		if ( domElement === null ) {
+
+			domElement = ( this.parameters.canvas !== undefined ) ? this.parameters.canvas : createCanvasElement();
+
+			// OffscreenCanvas does not have setAttribute, see #22811
+			if ( 'setAttribute' in domElement ) domElement.setAttribute( 'data-engine', `three.js r${REVISION} webgpu` );
+
+			this.domElement = domElement;
+
+		}
+
+		return domElement;
+
+	}
+
+	// resource properties
+
+	set( object, value ) {
+
+		this.data.set( object, value );
+
+	}
+
+	get( object ) {
+
+		let map = this.data.get( object );
+
+		if ( map === undefined ) {
+
+			map = {};
+			this.data.set( object, map );
+
+		}
+
+		return map;
+
+	}
+
+	has( object ) {
+
+		return this.data.has( object );
+
+	}
+
+	delete( object ) {
+
+		this.data.delete( object );
+
+	}
+
+}
+
+export default Backend;

public/sdk/three/jsm/renderers/common/Background.js

@@ -0,0 +1,134 @@
+import DataMap from './DataMap.js';
+import Color4 from './Color4.js';
+import { Mesh, SphereGeometry, BackSide, LinearSRGBColorSpace } from 'three';
+import { vec4, context, normalWorld, backgroundBlurriness, backgroundIntensity, NodeMaterial, modelViewProjection } from '../../nodes/Nodes.js';
+
+const _clearColor = new Color4();
+
+class Background extends DataMap {
+
+	constructor( renderer, nodes ) {
+
+		super();
+
+		this.renderer = renderer;
+		this.nodes = nodes;
+
+	}
+
+	update( scene, renderList, renderContext ) {
+
+		const renderer = this.renderer;
+		const background = this.nodes.getBackgroundNode( scene ) || scene.background;
+
+		let forceClear = false;
+
+		if ( background === null ) {
+
+			// no background settings, use clear color configuration from the renderer
+
+			renderer._clearColor.getRGB( _clearColor, LinearSRGBColorSpace );
+			_clearColor.a = renderer._clearColor.a;
+
+		} else if ( background.isColor === true ) {
+
+			// background is an opaque color
+
+			background.getRGB( _clearColor, LinearSRGBColorSpace );
+			_clearColor.a = 1;
+
+			forceClear = true;
+
+		} else if ( background.isNode === true ) {
+
+			const sceneData = this.get( scene );
+			const backgroundNode = background;
+
+			_clearColor.copy( renderer._clearColor );
+
+			let backgroundMesh = sceneData.backgroundMesh;
+
+			if ( backgroundMesh === undefined ) {
+
+				const backgroundMeshNode = context( vec4( backgroundNode ).mul( backgroundIntensity ), {
+					// @TODO: Add Texture2D support using node context
+					getUV: () => normalWorld,
+					getTextureLevel: () => backgroundBlurriness
+				} );
+
+				let viewProj = modelViewProjection();
+				viewProj = viewProj.setZ( viewProj.w );
+
+				const nodeMaterial = new NodeMaterial();
+				nodeMaterial.side = BackSide;
+				nodeMaterial.depthTest = false;
+				nodeMaterial.depthWrite = false;
+				nodeMaterial.fog = false;
+				nodeMaterial.vertexNode = viewProj;
+				nodeMaterial.fragmentNode = backgroundMeshNode;
+
+				sceneData.backgroundMeshNode = backgroundMeshNode;
+				sceneData.backgroundMesh = backgroundMesh = new Mesh( new SphereGeometry( 1, 32, 32 ), nodeMaterial );
+				backgroundMesh.frustumCulled = false;
+
+				backgroundMesh.onBeforeRender = function ( renderer, scene, camera ) {
+
+					this.matrixWorld.copyPosition( camera.matrixWorld );
+
+				};
+
+			}
+
+			const backgroundCacheKey = backgroundNode.getCacheKey();
+
+			if ( sceneData.backgroundCacheKey !== backgroundCacheKey ) {
+
+				sceneData.backgroundMeshNode.node = vec4( backgroundNode ).mul( backgroundIntensity );
+
+				backgroundMesh.material.needsUpdate = true;
+
+				sceneData.backgroundCacheKey = backgroundCacheKey;
+
+			}
+
+			renderList.unshift( backgroundMesh, backgroundMesh.geometry, backgroundMesh.material, 0, 0, null );
+
+		} else {
+
+			console.error( 'THREE.Renderer: Unsupported background configuration.', background );
+
+		}
+
+		//
+
+		if ( renderer.autoClear === true || forceClear === true ) {
+
+			_clearColor.multiplyScalar( _clearColor.a );
+
+			const clearColorValue = renderContext.clearColorValue;
+
+			clearColorValue.r = _clearColor.r;
+			clearColorValue.g = _clearColor.g;
+			clearColorValue.b = _clearColor.b;
+			clearColorValue.a = _clearColor.a;
+
+			renderContext.depthClearValue = renderer._clearDepth;
+			renderContext.stencilClearValue = renderer._clearStencil;
+
+			renderContext.clearColor = renderer.autoClearColor === true;
+			renderContext.clearDepth = renderer.autoClearDepth === true;
+			renderContext.clearStencil = renderer.autoClearStencil === true;
+
+		} else {
+
+			renderContext.clearColor = false;
+			renderContext.clearDepth = false;
+			renderContext.clearStencil = false;
+
+		}
+
+	}
+
+}
+
+export default Background;

public/sdk/three/jsm/renderers/common/Binding.js

@@ -0,0 +1,25 @@
+class Binding {
+
+	constructor( name = '' ) {
+
+		this.name = name;
+
+		this.visibility = 0;
+
+	}
+
+	setVisibility( visibility ) {
+
+		this.visibility |= visibility;
+
+	}
+
+	clone() {
+
+		return Object.assign( new this.constructor(), this );
+
+	}
+
+}
+
+export default Binding;

public/sdk/three/jsm/renderers/common/Bindings.js

@@ -0,0 +1,173 @@
+import DataMap from './DataMap.js';
+import { AttributeType } from './Constants.js';
+
+class Bindings extends DataMap {
+
+	constructor( backend, nodes, textures, attributes, pipelines, info ) {
+
+		super();
+
+		this.backend = backend;
+		this.textures = textures;
+		this.pipelines = pipelines;
+		this.attributes = attributes;
+		this.nodes = nodes;
+		this.info = info;
+
+		this.pipelines.bindings = this; // assign bindings to pipelines
+
+	}
+
+	getForRender( renderObject ) {
+
+		const bindings = renderObject.getBindings();
+
+		const data = this.get( renderObject );
+
+		if ( data.bindings !== bindings ) {
+
+			// each object defines an array of bindings (ubos, textures, samplers etc.)
+
+			data.bindings = bindings;
+
+			this._init( bindings );
+
+			this.backend.createBindings( bindings );
+
+		}
+
+		return data.bindings;
+
+	}
+
+	getForCompute( computeNode ) {
+
+		const data = this.get( computeNode );
+
+		if ( data.bindings === undefined ) {
+
+			const nodeBuilderState = this.nodes.getForCompute( computeNode );
+
+			const bindings = nodeBuilderState.bindings;
+
+			data.bindings = bindings;
+
+			this._init( bindings );
+
+			this.backend.createBindings( bindings );
+
+		}
+
+		return data.bindings;
+
+	}
+
+	updateForCompute( computeNode ) {
+
+		this._update( computeNode, this.getForCompute( computeNode ) );
+
+	}
+
+	updateForRender( renderObject ) {
+
+		this._update( renderObject, this.getForRender( renderObject ) );
+
+	}
+
+	_init( bindings ) {
+
+		for ( const binding of bindings ) {
+
+			if ( binding.isSampledTexture ) {
+
+				this.textures.updateTexture( binding.texture );
+
+			} else if ( binding.isStorageBuffer ) {
+
+				const attribute = binding.attribute;
+
+				this.attributes.update( attribute, AttributeType.STORAGE );
+
+			}
+
+		}
+
+	}
+
+	_update( object, bindings ) {
+
+		const { backend } = this;
+
+		let needsBindingsUpdate = false;
+
+		// iterate over all bindings and check if buffer updates or a new binding group is required
+
+		for ( const binding of bindings ) {
+
+			if ( binding.isNodeUniformsGroup ) {
+
+				const updated = this.nodes.updateGroup( binding );
+
+				if ( ! updated ) continue;
+
+			}
+
+			if ( binding.isUniformBuffer ) {
+
+				const updated = binding.update();
+
+				if ( updated ) {
+
+					backend.updateBinding( binding );
+
+				}
+
+			} else if ( binding.isSampledTexture ) {
+
+				const texture = binding.texture;
+
+				if ( binding.needsBindingsUpdate ) needsBindingsUpdate = true;
+
+				const updated = binding.update();
+
+				if ( updated ) {
+
+					this.textures.updateTexture( binding.texture );
+
+				}
+
+				if ( texture.isStorageTexture === true ) {
+
+					const textureData = this.get( texture );
+
+					if ( binding.store === true ) {
+
+						textureData.needsMipmap = true;
+
+					} else if ( texture.generateMipmaps === true && this.textures.needsMipmaps( texture ) && textureData.needsMipmap === true ) {
+
+						this.backend.generateMipmaps( texture );
+
+						textureData.needsMipmap = false;
+
+					}
+
+				}
+
+			}
+
+		}
+
+		if ( needsBindingsUpdate === true ) {
+
+			const pipeline = this.pipelines.getForRender( object );
+
+			this.backend.updateBindings( bindings, pipeline );
+
+		}
+
+	}
+
+}
+
+export default Bindings;

public/sdk/three/jsm/renderers/common/Buffer.js

@@ -0,0 +1,38 @@
+import Binding from './Binding.js';
+import { getFloatLength } from './BufferUtils.js';
+
+class Buffer extends Binding {
+
+	constructor( name, buffer = null ) {
+
+		super( name );
+
+		this.isBuffer = true;
+
+		this.bytesPerElement = Float32Array.BYTES_PER_ELEMENT;
+
+		this._buffer = buffer;
+
+	}
+
+	get byteLength() {
+
+		return getFloatLength( this._buffer.byteLength );
+
+	}
+
+	get buffer() {
+
+		return this._buffer;
+
+	}
+
+	update() {
+
+		return true;
+
+	}
+
+}
+
+export default Buffer;

public/sdk/three/jsm/renderers/common/BufferUtils.js

@@ -0,0 +1,33 @@
+import { GPU_CHUNK_BYTES } from './Constants.js';
+
+function getFloatLength( floatLength ) {
+
+	// ensure chunk size alignment (STD140 layout)
+
+	return floatLength + ( ( GPU_CHUNK_BYTES - ( floatLength % GPU_CHUNK_BYTES ) ) % GPU_CHUNK_BYTES );
+
+}
+
+function getVectorLength( count, vectorLength = 4 ) {
+
+	const strideLength = getStrideLength( vectorLength );
+
+	const floatLength = strideLength * count;
+
+	return getFloatLength( floatLength );
+
+}
+
+function getStrideLength( vectorLength ) {
+
+	const strideLength = 4;
+
+	return vectorLength + ( ( strideLength - ( vectorLength % strideLength ) ) % strideLength );
+
+}
+
+export {
+	getFloatLength,
+	getVectorLength,
+	getStrideLength
+};

public/sdk/three/jsm/renderers/common/ChainMap.js

@@ -0,0 +1,89 @@
+export default class ChainMap {
+
+	constructor() {
+
+		this.weakMap = new WeakMap();
+
+	}
+
+	get( keys ) {
+
+		if ( Array.isArray( keys ) ) {
+
+			let map = this.weakMap;
+
+			for ( let i = 0; i < keys.length; i ++ ) {
+
+				map = map.get( keys[ i ] );
+
+				if ( map === undefined ) return undefined;
+
+			}
+
+			return map.get( keys[ keys.length - 1 ] );
+
+		} else {
+
+			return super.get( keys );
+
+		}
+
+	}
+
+	set( keys, value ) {
+
+		if ( Array.isArray( keys ) ) {
+
+			let map = this.weakMap;
+
+			for ( let i = 0; i < keys.length; i ++ ) {
+
+				const key = keys[ i ];
+
+				if ( map.has( key ) === false ) map.set( key, new WeakMap() );
+
+				map = map.get( key );
+
+			}
+
+			return map.set( keys[ keys.length - 1 ], value );
+
+		} else {
+
+			return super.set( keys, value );
+
+		}
+
+	}
+
+	delete( keys ) {
+
+		if ( Array.isArray( keys ) ) {
+
+			let map = this.weakMap;
+
+			for ( let i = 0; i < keys.length; i ++ ) {
+
+				map = map.get( keys[ i ] );
+
+				if ( map === undefined ) return false;
+
+			}
+
+			return map.delete( keys[ keys.length - 1 ] );
+
+		} else {
+
+			return super.delete( keys );
+
+		}
+
+	}
+
+	dispose() {
+
+		this.weakMap.clear();
+
+	}
+
+}

public/sdk/three/jsm/renderers/common/ClippingContext.js

@@ -0,0 +1,165 @@
+import { Matrix3, Plane, Vector4 } from 'three';
+
+const _plane = new Plane();
+const _viewNormalMatrix = new Matrix3();
+
+let _clippingContextVersion = 0;
+
+class ClippingContext {
+
+	constructor() {
+
+		this.version = ++ _clippingContextVersion;
+
+		this.globalClippingCount = 0;
+
+		this.localClippingCount = 0;
+		this.localClippingEnabled = false;
+		this.localClipIntersection = false;
+
+		this.planes = [];
+
+		this.parentVersion = 0;
+
+	}
+
+	projectPlanes( source, offset ) {
+
+		const l = source.length;
+		const planes = this.planes;
+
+		for ( let i = 0; i < l; i ++ ) {
+
+			_plane.copy( source[ i ] ).applyMatrix4( this.viewMatrix, _viewNormalMatrix );
+
+			const v = planes[ offset + i ];
+			const normal = _plane.normal;
+
+			v.x = - normal.x;
+			v.y = - normal.y;
+			v.z = - normal.z;
+			v.w = _plane.constant;
+
+		}
+
+	}
+
+	updateGlobal( renderer, camera ) {
+
+		const rendererClippingPlanes = renderer.clippingPlanes;
+		this.viewMatrix = camera.matrixWorldInverse;
+
+		_viewNormalMatrix.getNormalMatrix( this.viewMatrix );
+
+		let update = false;
+
+		if ( Array.isArray( rendererClippingPlanes ) && rendererClippingPlanes.length !== 0 ) {
+
+			const l = rendererClippingPlanes.length;
+
+			if ( l !== this.globalClippingCount ) {
+
+				const planes = [];
+
+				for ( let i = 0; i < l; i ++ ) {
+
+					planes.push( new Vector4() );
+
+				}
+
+				this.globalClippingCount = l;
+				this.planes = planes;
+
+				update = true;
+
+			}
+
+			this.projectPlanes( rendererClippingPlanes, 0 );
+
+		} else if ( this.globalClippingCount !== 0 ) {
+
+			this.globalClippingCount = 0;
+			this.planes = [];
+			update = true;
+
+		}
+
+		if ( renderer.localClippingEnabled !== this.localClippingEnabled ) {
+
+			this.localClippingEnabled = renderer.localClippingEnabled;
+			update = true;
+
+		}
+
+		if ( update ) this.version = _clippingContextVersion ++;
+
+	}
+
+	update( parent, material ) {
+
+		let update = false;
+
+		if ( this !== parent && parent.version !== this.parentVersion ) {
+
+			this.globalClippingCount = material.isShadowNodeMaterial ? 0 : parent.globalClippingCount;
+			this.localClippingEnabled = parent.localClippingEnabled;
+			this.planes = Array.from( parent.planes );
+			this.parentVersion = parent.version;
+			this.viewMatrix = parent.viewMatrix;
+
+
+			update = true;
+
+		}
+
+		if ( this.localClippingEnabled ) {
+
+			const localClippingPlanes = material.clippingPlanes;
+
+			if ( ( Array.isArray( localClippingPlanes ) && localClippingPlanes.length !== 0 ) ) {
+
+				const l = localClippingPlanes.length;
+				const planes = this.planes;
+				const offset = this.globalClippingCount;
+
+				if ( update || l !== this.localClippingCount ) {
+
+					planes.length = offset + l;
+
+					for ( let i = 0; i < l; i ++ ) {
+
+						planes[ offset + i ] = new Vector4();
+
+					}
+
+					this.localClippingCount = l;
+					update = true;
+
+				}
+
+				this.projectPlanes( localClippingPlanes, offset );
+
+
+			} else if ( this.localClippingCount !== 0 ) {
+
+				this.localClippingCount = 0;
+				update = true;
+
+			}
+
+			if ( this.localClipIntersection !== material.clipIntersection ) {
+
+				this.localClipIntersection = material.clipIntersection;
+				update = true;
+
+			}
+
+		}
+
+		if ( update ) this.version = _clippingContextVersion ++;
+
+	}
+
+}
+
+export default ClippingContext;

public/sdk/three/jsm/renderers/common/Color4.js

@@ -0,0 +1,37 @@
+import { Color } from 'three';
+
+class Color4 extends Color {
+
+	constructor( r, g, b, a = 1 ) {
+
+		super( r, g, b );
+
+		this.a = a;
+
+	}
+
+	set( r, g, b, a = 1 ) {
+
+		this.a = a;
+
+		return super.set( r, g, b );
+
+	}
+
+	copy( color ) {
+
+		if ( color.a !== undefined ) this.a = color.a;
+
+		return super.copy( color );
+
+	}
+
+	clone() {
+
+		return new this.constructor( this.r, this.g, this.b, this.a );
+
+	}
+
+}
+
+export default Color4;

public/sdk/three/jsm/renderers/common/ComputePipeline.js

@@ -0,0 +1,17 @@
+import Pipeline from './Pipeline.js';
+
+class ComputePipeline extends Pipeline {
+
+	constructor( cacheKey, computeProgram ) {
+
+		super( cacheKey );
+
+		this.computeProgram = computeProgram;
+
+		this.isComputePipeline = true;
+
+	}
+
+}
+
+export default ComputePipeline;

public/sdk/three/jsm/renderers/common/Constants.js

@@ -0,0 +1,14 @@
+export const AttributeType = {
+	VERTEX: 1,
+	INDEX: 2,
+	STORAGE: 4
+};
+
+// size of a chunk in bytes (STD140 layout)
+
+export const GPU_CHUNK_BYTES = 16;
+
+// @TODO: Move to src/constants.js
+
+export const BlendColorFactor = 211;
+export const OneMinusBlendColorFactor = 212;

public/sdk/three/jsm/renderers/common/CubeRenderTarget.js

@@ -0,0 +1,65 @@
+import { WebGLCubeRenderTarget, Scene, CubeCamera, BoxGeometry, Mesh, BackSide, NoBlending, LinearFilter, LinearMipmapLinearFilter } from 'three';
+import { equirectUV } from '../../nodes/utils/EquirectUVNode.js';
+import { texture as TSL_Texture } from '../../nodes/accessors/TextureNode.js';
+import { positionWorldDirection } from '../../nodes/accessors/PositionNode.js';
+import { createNodeMaterialFromType } from '../../nodes/materials/NodeMaterial.js';
+
+// @TODO: Consider rename WebGLCubeRenderTarget to just CubeRenderTarget
+
+class CubeRenderTarget extends WebGLCubeRenderTarget {
+
+	constructor( size = 1, options = {} ) {
+
+		super( size, options );
+
+		this.isCubeRenderTarget = true;
+
+	}
+
+	fromEquirectangularTexture( renderer, texture ) {
+
+		const currentMinFilter = texture.minFilter;
+		const currentGenerateMipmaps = texture.generateMipmaps;
+
+		texture.generateMipmaps = true;
+
+		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 geometry = new BoxGeometry( 5, 5, 5 );
+
+		const uvNode = equirectUV( positionWorldDirection );
+
+		const material = createNodeMaterialFromType( 'MeshBasicNodeMaterial' );
+		material.colorNode = TSL_Texture( texture, uvNode, 0 );
+		material.side = BackSide;
+		material.blending = NoBlending;
+
+		const mesh = new Mesh( geometry, material );
+
+		const scene = new Scene();
+		scene.add( mesh );
+
+		// Avoid blurred poles
+		if ( texture.minFilter === LinearMipmapLinearFilter ) texture.minFilter = LinearFilter;
+
+		const camera = new CubeCamera( 1, 10, this );
+		camera.update( renderer, scene );
+
+		texture.minFilter = currentMinFilter;
+		texture.currentGenerateMipmaps = currentGenerateMipmaps;
+
+		mesh.geometry.dispose();
+		mesh.material.dispose();
+
+		return this;
+
+	}
+
+}
+
+export default CubeRenderTarget;

public/sdk/three/jsm/renderers/common/DataMap.js

@@ -0,0 +1,54 @@
+class DataMap {
+
+	constructor() {
+
+		this.data = new WeakMap();
+
+	}
+
+	get( object ) {
+
+		let map = this.data.get( object );
+
+		if ( map === undefined ) {
+
+			map = {};
+			this.data.set( object, map );
+
+		}
+
+		return map;
+
+	}
+
+	delete( object ) {
+
+		let map;
+
+		if ( this.data.has( object ) ) {
+
+			map = this.data.get( object );
+
+			this.data.delete( object );
+
+		}
+
+		return map;
+
+	}
+
+	has( object ) {
+
+		return this.data.has( object );
+
+	}
+
+	dispose() {
+
+		this.data = new WeakMap();
+
+	}
+
+}
+
+export default DataMap;

public/sdk/three/jsm/renderers/common/Geometries.js

@@ -0,0 +1,215 @@
+import DataMap from './DataMap.js';
+import { AttributeType } from './Constants.js';
+import { Uint32BufferAttribute, Uint16BufferAttribute } from 'three';
+
+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;
+
+}
+
+function getWireframeVersion( geometry ) {
+
+	return ( geometry.index !== null ) ? geometry.index.version : geometry.attributes.position.version;
+
+}
+
+function getWireframeIndex( geometry ) {
+
+	const indices = [];
+
+	const geometryIndex = geometry.index;
+	const geometryPosition = geometry.attributes.position;
+
+	if ( geometryIndex !== null ) {
+
+		const array = geometryIndex.array;
+
+		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 {
+
+		const array = geometryPosition.array;
+
+		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 );
+
+		}
+
+	}
+
+	const attribute = new ( arrayNeedsUint32( indices ) ? Uint32BufferAttribute : Uint16BufferAttribute )( indices, 1 );
+	attribute.version = getWireframeVersion( geometry );
+
+	return attribute;
+
+}
+
+class Geometries extends DataMap {
+
+	constructor( attributes, info ) {
+
+		super();
+
+		this.attributes = attributes;
+		this.info = info;
+
+		this.wireframes = new WeakMap();
+		this.attributeCall = new WeakMap();
+
+	}
+
+	has( renderObject ) {
+
+		const geometry = renderObject.geometry;
+
+		return super.has( geometry ) && this.get( geometry ).initialized === true;
+
+	}
+
+	updateForRender( renderObject ) {
+
+		if ( this.has( renderObject ) === false ) this.initGeometry( renderObject );
+
+		this.updateAttributes( renderObject );
+
+	}
+
+	initGeometry( renderObject ) {
+
+		const geometry = renderObject.geometry;
+		const geometryData = this.get( geometry );
+
+		geometryData.initialized = true;
+
+		this.info.memory.geometries ++;
+
+		const onDispose = () => {
+
+			this.info.memory.geometries --;
+
+			const index = geometry.index;
+			const geometryAttributes = renderObject.getAttributes();
+
+			if ( index !== null ) {
+
+				this.attributes.delete( index );
+
+			}
+
+			for ( const geometryAttribute of geometryAttributes ) {
+
+				this.attributes.delete( geometryAttribute );
+
+			}
+
+			const wireframeAttribute = this.wireframes.get( geometry );
+
+			if ( wireframeAttribute !== undefined ) {
+
+				this.attributes.delete( wireframeAttribute );
+
+			}
+
+			geometry.removeEventListener( 'dispose', onDispose );
+
+		};
+
+		geometry.addEventListener( 'dispose', onDispose );
+
+	}
+
+	updateAttributes( renderObject ) {
+
+		const attributes = renderObject.getAttributes();
+
+		for ( const attribute of attributes ) {
+
+			this.updateAttribute( attribute, AttributeType.VERTEX );
+
+		}
+
+		const index = this.getIndex( renderObject );
+
+		if ( index !== null ) {
+
+			this.updateAttribute( index, AttributeType.INDEX );
+
+		}
+
+	}
+
+	updateAttribute( attribute, type ) {
+
+		const callId = this.info.render.calls;
+
+		if ( this.attributeCall.get( attribute ) !== callId ) {
+
+			this.attributes.update( attribute, type );
+
+			this.attributeCall.set( attribute, callId );
+
+		}
+
+	}
+
+	getIndex( renderObject ) {
+
+		const { geometry, material } = renderObject;
+
+		let index = geometry.index;
+
+		if ( material.wireframe === true ) {
+
+			const wireframes = this.wireframes;
+
+			let wireframeAttribute = wireframes.get( geometry );
+
+			if ( wireframeAttribute === undefined ) {
+
+				wireframeAttribute = getWireframeIndex( geometry );
+
+				wireframes.set( geometry, wireframeAttribute );
+
+			} else if ( wireframeAttribute.version !== getWireframeVersion( geometry ) ) {
+
+				this.attributes.delete( wireframeAttribute );
+
+				wireframeAttribute = getWireframeIndex( geometry );
+
+				wireframes.set( geometry, wireframeAttribute );
+
+			}
+
+			index = wireframeAttribute;
+
+		}
+
+		return index;
+
+	}
+
+}
+
+export default Geometries;

public/sdk/three/jsm/renderers/common/Info.js

@@ -0,0 +1,99 @@
+class Info {
+
+	constructor() {
+
+		this.autoReset = true;
+
+		this.frame = 0;
+		this.calls = 0;
+
+		this.render = {
+			calls: 0,
+			drawCalls: 0,
+			triangles: 0,
+			points: 0,
+			lines: 0,
+			timestamp: 0
+		};
+
+		this.compute = {
+			calls: 0,
+			computeCalls: 0,
+			timestamp: 0
+		};
+
+		this.memory = {
+			geometries: 0,
+			textures: 0
+		};
+
+	}
+
+	update( object, count, instanceCount ) {
+
+		this.render.drawCalls ++;
+
+		if ( object.isMesh || object.isSprite ) {
+
+			this.render.triangles += instanceCount * ( count / 3 );
+
+		} else if ( object.isPoints ) {
+
+			this.render.points += instanceCount * count;
+
+		} else if ( object.isLineSegments ) {
+
+			this.render.lines += instanceCount * ( count / 2 );
+
+		} else if ( object.isLine ) {
+
+			this.render.lines += instanceCount * ( count - 1 );
+
+		} else {
+
+			console.error( 'THREE.WebGPUInfo: Unknown object type.' );
+
+		}
+
+	}
+
+	updateTimestamp( type, time ) {
+
+		this[ type ].timestamp += time;
+
+	}
+
+	reset() {
+
+		this.render.drawCalls = 0;
+		this.compute.computeCalls = 0;
+
+		this.render.triangles = 0;
+		this.render.points = 0;
+		this.render.lines = 0;
+
+		this.render.timestamp = 0;
+		this.compute.timestamp = 0;
+
+	}
+
+	dispose() {
+
+		this.reset();
+
+		this.calls = 0;
+
+		this.render.calls = 0;
+		this.compute.calls = 0;
+
+		this.render.timestamp = 0;
+		this.compute.timestamp = 0;
+		this.memory.geometries = 0;
+		this.memory.textures = 0;
+
+	}
+
+}
+
+
+export default Info;

public/sdk/three/jsm/renderers/common/Pipeline.js

@@ -0,0 +1,13 @@
+class Pipeline {
+
+	constructor( cacheKey ) {
+
+		this.cacheKey = cacheKey;
+
+		this.usedTimes = 0;
+
+	}
+
+}
+
+export default Pipeline;

public/sdk/three/jsm/renderers/common/Pipelines.js

@@ -0,0 +1,322 @@
+import DataMap from './DataMap.js';
+import RenderPipeline from './RenderPipeline.js';
+import ComputePipeline from './ComputePipeline.js';
+import ProgrammableStage from './ProgrammableStage.js';
+
+class Pipelines extends DataMap {
+
+	constructor( backend, nodes ) {
+
+		super();
+
+		this.backend = backend;
+		this.nodes = nodes;
+
+		this.bindings = null; // set by the bindings
+
+		this.caches = new Map();
+		this.programs = {
+			vertex: new Map(),
+			fragment: new Map(),
+			compute: new Map()
+		};
+
+	}
+
+	getForCompute( computeNode, bindings ) {
+
+		const { backend } = this;
+
+		const data = this.get( computeNode );
+
+		if ( this._needsComputeUpdate( computeNode ) ) {
+
+			const previousPipeline = data.pipeline;
+
+			if ( previousPipeline ) {
+
+				previousPipeline.usedTimes --;
+				previousPipeline.computeProgram.usedTimes --;
+
+			}
+
+			// get shader
+
+			const nodeBuilderState = this.nodes.getForCompute( computeNode );
+
+			// programmable stage
+
+			let stageCompute = this.programs.compute.get( nodeBuilderState.computeShader );
+
+			if ( stageCompute === undefined ) {
+
+				if ( previousPipeline && previousPipeline.computeProgram.usedTimes === 0 ) this._releaseProgram( previousPipeline.computeProgram );
+
+				stageCompute = new ProgrammableStage( nodeBuilderState.computeShader, 'compute', nodeBuilderState.transforms, nodeBuilderState.nodeAttributes );
+				this.programs.compute.set( nodeBuilderState.computeShader, stageCompute );
+
+				backend.createProgram( stageCompute );
+
+			}
+
+			// determine compute pipeline
+
+			const cacheKey = this._getComputeCacheKey( computeNode, stageCompute );
+
+			let pipeline = this.caches.get( cacheKey );
+
+			if ( pipeline === undefined ) {
+
+				if ( previousPipeline && previousPipeline.usedTimes === 0 ) this._releasePipeline( computeNode );
+
+				pipeline = this._getComputePipeline( computeNode, stageCompute, cacheKey, bindings );
+
+			}
+
+			// keep track of all used times
+
+			pipeline.usedTimes ++;
+			stageCompute.usedTimes ++;
+
+			//
+
+			data.version = computeNode.version;
+			data.pipeline = pipeline;
+
+		}
+
+		return data.pipeline;
+
+	}
+
+	getForRender( renderObject, promises = null ) {
+
+		const { backend } = this;
+
+		const data = this.get( renderObject );
+
+		if ( this._needsRenderUpdate( renderObject ) ) {
+
+			const previousPipeline = data.pipeline;
+
+			if ( previousPipeline ) {
+
+				previousPipeline.usedTimes --;
+				previousPipeline.vertexProgram.usedTimes --;
+				previousPipeline.fragmentProgram.usedTimes --;
+
+			}
+
+			// get shader
+
+			const nodeBuilderState = renderObject.getNodeBuilderState();
+
+			// programmable stages
+
+			let stageVertex = this.programs.vertex.get( nodeBuilderState.vertexShader );
+
+			if ( stageVertex === undefined ) {
+
+				if ( previousPipeline && previousPipeline.vertexProgram.usedTimes === 0 ) this._releaseProgram( previousPipeline.vertexProgram );
+
+				stageVertex = new ProgrammableStage( nodeBuilderState.vertexShader, 'vertex' );
+				this.programs.vertex.set( nodeBuilderState.vertexShader, stageVertex );
+
+				backend.createProgram( stageVertex );
+
+			}
+
+			let stageFragment = this.programs.fragment.get( nodeBuilderState.fragmentShader );
+
+			if ( stageFragment === undefined ) {
+
+				if ( previousPipeline && previousPipeline.fragmentProgram.usedTimes === 0 ) this._releaseProgram( previousPipeline.fragmentProgram );
+
+				stageFragment = new ProgrammableStage( nodeBuilderState.fragmentShader, 'fragment' );
+				this.programs.fragment.set( nodeBuilderState.fragmentShader, stageFragment );
+
+				backend.createProgram( stageFragment );
+
+			}
+
+			// determine render pipeline
+
+			const cacheKey = this._getRenderCacheKey( renderObject, stageVertex, stageFragment );
+
+			let pipeline = this.caches.get( cacheKey );
+
+			if ( pipeline === undefined ) {
+
+				if ( previousPipeline && previousPipeline.usedTimes === 0 ) this._releasePipeline( previousPipeline );
+
+				pipeline = this._getRenderPipeline( renderObject, stageVertex, stageFragment, cacheKey, promises );
+
+			} else {
+
+				renderObject.pipeline = pipeline;
+
+			}
+
+			// keep track of all used times
+
+			pipeline.usedTimes ++;
+			stageVertex.usedTimes ++;
+			stageFragment.usedTimes ++;
+
+			//
+
+			data.pipeline = pipeline;
+
+		}
+
+		return data.pipeline;
+
+	}
+
+	delete( object ) {
+
+		const pipeline = this.get( object ).pipeline;
+
+		if ( pipeline ) {
+
+			// pipeline
+
+			pipeline.usedTimes --;
+
+			if ( pipeline.usedTimes === 0 ) this._releasePipeline( pipeline );
+
+			// programs
+
+			if ( pipeline.isComputePipeline ) {
+
+				pipeline.computeProgram.usedTimes --;
+
+				if ( pipeline.computeProgram.usedTimes === 0 ) this._releaseProgram( pipeline.computeProgram );
+
+			} else {
+
+				pipeline.fragmentProgram.usedTimes --;
+				pipeline.vertexProgram.usedTimes --;
+
+				if ( pipeline.vertexProgram.usedTimes === 0 ) this._releaseProgram( pipeline.vertexProgram );
+				if ( pipeline.fragmentProgram.usedTimes === 0 ) this._releaseProgram( pipeline.fragmentProgram );
+
+			}
+
+		}
+
+		super.delete( object );
+
+	}
+
+	dispose() {
+
+		super.dispose();
+
+		this.caches = new Map();
+		this.programs = {
+			vertex: new Map(),
+			fragment: new Map(),
+			compute: new Map()
+		};
+
+	}
+
+	updateForRender( renderObject ) {
+
+		this.getForRender( renderObject );
+
+	}
+
+	_getComputePipeline( computeNode, stageCompute, cacheKey, bindings ) {
+
+		// check for existing pipeline
+
+		cacheKey = cacheKey || this._getComputeCacheKey( computeNode, stageCompute );
+
+		let pipeline = this.caches.get( cacheKey );
+
+		if ( pipeline === undefined ) {
+
+			pipeline = new ComputePipeline( cacheKey, stageCompute );
+
+			this.caches.set( cacheKey, pipeline );
+
+			this.backend.createComputePipeline( pipeline, bindings );
+
+		}
+
+		return pipeline;
+
+	}
+
+	_getRenderPipeline( renderObject, stageVertex, stageFragment, cacheKey, promises ) {
+
+		// check for existing pipeline
+
+		cacheKey = cacheKey || this._getRenderCacheKey( renderObject, stageVertex, stageFragment );
+
+		let pipeline = this.caches.get( cacheKey );
+
+		if ( pipeline === undefined ) {
+
+			pipeline = new RenderPipeline( cacheKey, stageVertex, stageFragment );
+
+			this.caches.set( cacheKey, pipeline );
+
+			renderObject.pipeline = pipeline;
+
+			this.backend.createRenderPipeline( renderObject, promises );
+
+		}
+
+		return pipeline;
+
+	}
+
+	_getComputeCacheKey( computeNode, stageCompute ) {
+
+		return computeNode.id + ',' + stageCompute.id;
+
+	}
+
+	_getRenderCacheKey( renderObject, stageVertex, stageFragment ) {
+
+		return stageVertex.id + ',' + stageFragment.id + ',' + this.backend.getRenderCacheKey( renderObject );
+
+	}
+
+	_releasePipeline( pipeline ) {
+
+		this.caches.delete( pipeline.cacheKey );
+
+	}
+
+	_releaseProgram( program ) {
+
+		const code = program.code;
+		const stage = program.stage;
+
+		this.programs[ stage ].delete( code );
+
+	}
+
+	_needsComputeUpdate( computeNode ) {
+
+		const data = this.get( computeNode );
+
+		return data.pipeline === undefined || data.version !== computeNode.version;
+
+	}
+
+	_needsRenderUpdate( renderObject ) {
+
+		const data = this.get( renderObject );
+
+		return data.pipeline === undefined || this.backend.needsRenderUpdate( renderObject );
+
+	}
+
+}
+
+export default Pipelines;

public/sdk/three/jsm/renderers/common/PostProcessing.js

@@ -0,0 +1,33 @@
+import { vec4, NodeMaterial } from '../../nodes/Nodes.js';
+import QuadMesh from '../../objects/QuadMesh.js';
+
+const quadMesh = new QuadMesh( new NodeMaterial() );
+
+class PostProcessing {
+
+	constructor( renderer, outputNode = vec4( 0, 0, 1, 1 ) ) {
+
+		this.renderer = renderer;
+		this.outputNode = outputNode;
+
+	}
+
+	render() {
+
+		quadMesh.material.fragmentNode = this.outputNode;
+
+		quadMesh.render( this.renderer );
+
+	}
+
+	renderAsync() {
+
+		quadMesh.material.fragmentNode = this.outputNode;
+
+		return quadMesh.renderAsync( this.renderer );
+
+	}
+
+}
+
+export default PostProcessing;

public/sdk/three/jsm/renderers/common/ProgrammableStage.js

@@ -0,0 +1,20 @@
+let _id = 0;
+
+class ProgrammableStage {
+
+	constructor( code, type, transforms = null, attributes = null ) {
+
+		this.id = _id ++;
+
+		this.code = code;
+		this.stage = type;
+		this.transforms = transforms;
+		this.attributes = attributes;
+
+		this.usedTimes = 0;
+
+	}
+
+}
+
+export default ProgrammableStage;

public/sdk/three/jsm/renderers/common/RenderContext.js

@@ -0,0 +1,43 @@
+import { Vector4 } from 'three';
+
+let id = 0;
+
+class RenderContext {
+
+	constructor() {
+
+		this.id = id ++;
+
+		this.color = true;
+		this.clearColor = true;
+		this.clearColorValue = { r: 0, g: 0, b: 0, a: 1 };
+
+		this.depth = true;
+		this.clearDepth = true;
+		this.clearDepthValue = 1;
+
+		this.stencil = false;
+		this.clearStencil = true;
+		this.clearStencilValue = 1;
+
+		this.viewport = false;
+		this.viewportValue = new Vector4();
+
+		this.scissor = false;
+		this.scissorValue = new Vector4();
+
+		this.textures = null;
+		this.depthTexture = null;
+		this.activeCubeFace = 0;
+		this.sampleCount = 1;
+
+		this.width = 0;
+		this.height = 0;
+
+		this.isRenderContext = true;
+
+	}
+
+}
+
+export default RenderContext;

public/sdk/three/jsm/renderers/common/RenderContexts.js

@@ -0,0 +1,63 @@
+import ChainMap from './ChainMap.js';
+import RenderContext from './RenderContext.js';
+
+class RenderContexts {
+
+	constructor() {
+
+		this.chainMaps = {};
+
+	}
+
+	get( scene, camera, renderTarget = null ) {
+
+		const chainKey = [ scene, camera ];
+
+		let attachmentState;
+
+		if ( renderTarget === null ) {
+
+			attachmentState = 'default';
+
+		} else {
+
+			const format = renderTarget.texture.format;
+			const count = renderTarget.count;
+
+			attachmentState = `${ count }:${ format }:${ renderTarget.samples }:${ renderTarget.depthBuffer }:${ renderTarget.stencilBuffer }`;
+
+		}
+
+		const chainMap = this.getChainMap( attachmentState );
+
+		let renderState = chainMap.get( chainKey );
+
+		if ( renderState === undefined ) {
+
+			renderState = new RenderContext();
+
+			chainMap.set( chainKey, renderState );
+
+		}
+
+		if ( renderTarget !== null ) renderState.sampleCount = renderTarget.samples === 0 ? 1 : renderTarget.samples;
+
+		return renderState;
+
+	}
+
+	getChainMap( attachmentState ) {
+
+		return this.chainMaps[ attachmentState ] || ( this.chainMaps[ attachmentState ] = new ChainMap() );
+
+	}
+
+	dispose() {
+
+		this.chainMaps = {};
+
+	}
+
+}
+
+export default RenderContexts;

public/sdk/three/jsm/renderers/common/RenderList.js

@@ -0,0 +1,186 @@
+import { LightsNode } from '../../nodes/Nodes.js';
+
+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;
+
+	}
+
+}
+
+class RenderList {
+
+	constructor() {
+
+		this.renderItems = [];
+		this.renderItemsIndex = 0;
+
+		this.opaque = [];
+		this.transparent = [];
+
+		this.lightsNode = new LightsNode( [] );
+		this.lightsArray = [];
+
+		this.occlusionQueryCount = 0;
+
+	}
+
+	begin() {
+
+		this.renderItemsIndex = 0;
+
+		this.opaque.length = 0;
+		this.transparent.length = 0;
+		this.lightsArray.length = 0;
+
+		this.occlusionQueryCount = 0;
+
+		return this;
+
+	}
+
+	getNextRenderItem( object, geometry, material, groupOrder, z, group ) {
+
+		let renderItem = this.renderItems[ this.renderItemsIndex ];
+
+		if ( renderItem === undefined ) {
+
+			renderItem = {
+				id: object.id,
+				object: object,
+				geometry: geometry,
+				material: material,
+				groupOrder: groupOrder,
+				renderOrder: object.renderOrder,
+				z: z,
+				group: group
+			};
+
+			this.renderItems[ this.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;
+
+		}
+
+		this.renderItemsIndex ++;
+
+		return renderItem;
+
+	}
+
+	push( object, geometry, material, groupOrder, z, group ) {
+
+		const renderItem = this.getNextRenderItem( object, geometry, material, groupOrder, z, group );
+
+		if ( object.occlusionTest === true ) this.occlusionQueryCount ++;
+
+		( material.transparent === true || material.transmission > 0 ? this.transparent : this.opaque ).push( renderItem );
+
+	}
+
+	unshift( object, geometry, material, groupOrder, z, group ) {
+
+		const renderItem = this.getNextRenderItem( object, geometry, material, groupOrder, z, group );
+
+		( material.transparent === true ? this.transparent : this.opaque ).unshift( renderItem );
+
+	}
+
+	pushLight( light ) {
+
+		this.lightsArray.push( light );
+
+	}
+
+	getLightsNode() {
+
+		return this.lightsNode.fromLights( this.lightsArray );
+
+	}
+
+	sort( customOpaqueSort, customTransparentSort ) {
+
+		if ( this.opaque.length > 1 ) this.opaque.sort( customOpaqueSort || painterSortStable );
+		if ( this.transparent.length > 1 ) this.transparent.sort( customTransparentSort || reversePainterSortStable );
+
+	}
+
+	finish() {
+
+		// update lights
+
+		this.lightsNode.fromLights( this.lightsArray );
+
+		// Clear references from inactive renderItems in the list
+
+		for ( let i = this.renderItemsIndex, il = this.renderItems.length; i < il; i ++ ) {
+
+			const renderItem = this.renderItems[ i ];
+
+			if ( renderItem.id === null ) break;
+
+			renderItem.id = null;
+			renderItem.object = null;
+			renderItem.geometry = null;
+			renderItem.material = null;
+			renderItem.groupOrder = null;
+			renderItem.renderOrder = null;
+			renderItem.z = null;
+			renderItem.group = null;
+
+		}
+
+	}
+
+}
+
+export default RenderList;

public/sdk/three/jsm/renderers/common/RenderLists.js

@@ -0,0 +1,38 @@
+import ChainMap from './ChainMap.js';
+import RenderList from './RenderList.js';
+
+class RenderLists {
+
+	constructor() {
+
+		this.lists = new ChainMap();
+
+	}
+
+	get( scene, camera ) {
+
+		const lists = this.lists;
+		const keys = [ scene, camera ];
+
+		let list = lists.get( keys );
+
+		if ( list === undefined ) {
+
+			list = new RenderList();
+			lists.set( keys, list );
+
+		}
+
+		return list;
+
+	}
+
+	dispose() {
+
+		this.lists = new ChainMap();
+
+	}
+
+}
+
+export default RenderLists;

public/sdk/three/jsm/renderers/common/RenderObject.js

@@ -0,0 +1,263 @@
+import ClippingContext from './ClippingContext.js';
+
+let id = 0;
+
+function getKeys( obj ) {
+
+	const keys = Object.keys( obj );
+
+	let proto = Object.getPrototypeOf( obj );
+
+	while ( proto ) {
+
+		const descriptors = Object.getOwnPropertyDescriptors( proto );
+
+		for ( const key in descriptors ) {
+
+			if ( descriptors[ key ] !== undefined ) {
+
+				const descriptor = descriptors[ key ];
+
+				if ( descriptor && typeof descriptor.get === 'function' ) {
+
+					keys.push( key );
+
+				}
+
+			}
+
+		}
+
+		proto = Object.getPrototypeOf( proto );
+
+	}
+
+	return keys;
+
+}
+
+export default class RenderObject {
+
+	constructor( nodes, geometries, renderer, object, material, scene, camera, lightsNode, renderContext ) {
+
+		this._nodes = nodes;
+		this._geometries = geometries;
+
+		this.id = id ++;
+
+		this.renderer = renderer;
+		this.object = object;
+		this.material = material;
+		this.scene = scene;
+		this.camera = camera;
+		this.lightsNode = lightsNode;
+		this.context = renderContext;
+
+		this.geometry = object.geometry;
+		this.version = material.version;
+
+		this.drawRange = null;
+
+		this.attributes = null;
+		this.pipeline = null;
+		this.vertexBuffers = null;
+
+		this.updateClipping( renderContext.clippingContext );
+
+		this.clippingContextVersion = this.clippingContext.version;
+
+		this.initialNodesCacheKey = this.getNodesCacheKey();
+		this.initialCacheKey = this.getCacheKey();
+
+		this._nodeBuilderState = null;
+		this._bindings = null;
+
+		this.onDispose = null;
+
+		this.isRenderObject = true;
+
+		this.onMaterialDispose = () => {
+
+			this.dispose();
+
+		};
+
+		this.material.addEventListener( 'dispose', this.onMaterialDispose );
+
+	}
+
+	updateClipping( parent ) {
+
+		const material = this.material;
+
+		let clippingContext = this.clippingContext;
+
+		if ( Array.isArray( material.clippingPlanes ) ) {
+
+			if ( clippingContext === parent || ! clippingContext ) {
+
+				clippingContext = new ClippingContext();
+				this.clippingContext = clippingContext;
+
+			}
+
+			clippingContext.update( parent, material );
+
+		} else if ( this.clippingContext !== parent ) {
+
+			this.clippingContext = parent;
+
+		}
+
+	}
+
+	get clippingNeedsUpdate() {
+
+		if ( this.clippingContext.version === this.clippingContextVersion ) return false;
+
+		this.clippingContextVersion = this.clippingContext.version;
+
+		return true;
+
+	}
+
+	getNodeBuilderState() {
+
+		return this._nodeBuilderState || ( this._nodeBuilderState = this._nodes.getForRender( this ) );
+
+	}
+
+	getBindings() {
+
+		return this._bindings || ( this._bindings = this.getNodeBuilderState().createBindings() );
+
+	}
+
+	getIndex() {
+
+		return this._geometries.getIndex( this );
+
+	}
+
+	getChainArray() {
+
+		return [ this.object, this.material, this.context, this.lightsNode ];
+
+	}
+
+	getAttributes() {
+
+		if ( this.attributes !== null ) return this.attributes;
+
+		const nodeAttributes = this.getNodeBuilderState().nodeAttributes;
+		const geometry = this.geometry;
+
+		const attributes = [];
+		const vertexBuffers = new Set();
+
+		for ( const nodeAttribute of nodeAttributes ) {
+
+			const attribute = nodeAttribute.node && nodeAttribute.node.attribute ? nodeAttribute.node.attribute : geometry.getAttribute( nodeAttribute.name );
+
+			if ( attribute === undefined ) continue;
+
+			attributes.push( attribute );
+
+			const bufferAttribute = attribute.isInterleavedBufferAttribute ? attribute.data : attribute;
+			vertexBuffers.add( bufferAttribute );
+
+		}
+
+		this.attributes = attributes;
+		this.vertexBuffers = Array.from( vertexBuffers.values() );
+
+		return attributes;
+
+	}
+
+	getVertexBuffers() {
+
+		if ( this.vertexBuffers === null ) this.getAttributes();
+
+		return this.vertexBuffers;
+
+	}
+
+	getMaterialCacheKey() {
+
+		const { object, material } = this;
+
+		let cacheKey = material.customProgramCacheKey();
+
+		for ( const property of getKeys( material ) ) {
+
+			if ( /^(is[A-Z]|_)|^(visible|version|uuid|name|opacity|userData)$/.test( property ) ) continue;
+
+			let value = material[ property ];
+
+			if ( value !== null ) {
+
+				const type = typeof value;
+
+				if ( type === 'number' ) value = value !== 0 ? '1' : '0'; // Convert to on/off, important for clearcoat, transmission, etc
+				else if ( type === 'object' ) value = '{}';
+
+			}
+
+			cacheKey += /*property + ':' +*/ value + ',';
+
+		}
+
+		cacheKey += this.clippingContextVersion + ',';
+
+		if ( object.skeleton ) {
+
+			cacheKey += object.skeleton.bones.length + ',';
+
+		}
+
+		if ( object.morphTargetInfluences ) {
+
+			cacheKey += object.morphTargetInfluences.length + ',';
+
+		}
+
+		if ( object.isBatchedMesh ) {
+
+			cacheKey += object._matricesTexture.uuid + ',';
+
+		}
+
+		return cacheKey;
+
+	}
+
+	get needsUpdate() {
+
+		return this.initialNodesCacheKey !== this.getNodesCacheKey() || this.clippingNeedsUpdate;
+
+	}
+
+	getNodesCacheKey() {
+
+		// Environment Nodes Cache Key
+
+		return this._nodes.getCacheKey( this.scene, this.lightsNode );
+
+	}
+
+	getCacheKey() {
+
+		return this.getMaterialCacheKey() + ',' + this.getNodesCacheKey();
+
+	}
+
+	dispose() {
+
+		this.material.removeEventListener( 'dispose', this.onMaterialDispose );
+
+		this.onDispose();
+
+	}
+
+}

public/sdk/three/jsm/renderers/common/RenderObjects.js

@@ -0,0 +1,93 @@
+import ChainMap from './ChainMap.js';
+import RenderObject from './RenderObject.js';
+
+class RenderObjects {
+
+	constructor( renderer, nodes, geometries, pipelines, bindings, info ) {
+
+		this.renderer = renderer;
+		this.nodes = nodes;
+		this.geometries = geometries;
+		this.pipelines = pipelines;
+		this.bindings = bindings;
+		this.info = info;
+
+		this.chainMaps = {};
+
+	}
+
+	get( object, material, scene, camera, lightsNode, renderContext, passId ) {
+
+		const chainMap = this.getChainMap( passId );
+		const chainArray = [ object, material, renderContext, lightsNode ];
+
+		let renderObject = chainMap.get( chainArray );
+
+		if ( renderObject === undefined ) {
+
+			renderObject = this.createRenderObject( this.nodes, this.geometries, this.renderer, object, material, scene, camera, lightsNode, renderContext, passId );
+
+			chainMap.set( chainArray, renderObject );
+
+		} else {
+
+			renderObject.updateClipping( renderContext.clippingContext );
+
+			if ( renderObject.version !== material.version || renderObject.needsUpdate ) {
+
+				if ( renderObject.initialCacheKey !== renderObject.getCacheKey() ) {
+
+					renderObject.dispose();
+
+					renderObject = this.get( object, material, scene, camera, lightsNode, renderContext, passId );
+
+				} else {
+
+					renderObject.version = material.version;
+
+				}
+
+			}
+
+		}
+
+		return renderObject;
+
+	}
+
+	getChainMap( passId = 'default' ) {
+
+		return this.chainMaps[ passId ] || ( this.chainMaps[ passId ] = new ChainMap() );
+
+	}
+
+	dispose() {
+
+		this.chainMaps = {};
+
+	}
+
+	createRenderObject( nodes, geometries, renderer, object, material, scene, camera, lightsNode, renderContext, passId ) {
+
+		const chainMap = this.getChainMap( passId );
+
+		const renderObject = new RenderObject( nodes, geometries, renderer, object, material, scene, camera, lightsNode, renderContext );
+
+		renderObject.onDispose = () => {
+
+			this.pipelines.delete( renderObject );
+			this.bindings.delete( renderObject );
+			this.nodes.delete( renderObject );
+
+			chainMap.delete( renderObject.getChainArray() );
+
+		};
+
+		return renderObject;
+
+	}
+
+
+}
+
+export default RenderObjects;

public/sdk/three/jsm/renderers/common/RenderPipeline.js

@@ -0,0 +1,16 @@
+import Pipeline from './Pipeline.js';
+
+class RenderPipeline extends Pipeline {
+
+	constructor( cacheKey, vertexProgram, fragmentProgram ) {
+
+		super( cacheKey );
+
+		this.vertexProgram = vertexProgram;
+		this.fragmentProgram = fragmentProgram;
+
+	}
+
+}
+
+export default RenderPipeline;

public/sdk/three/jsm/renderers/common/SampledTexture.js

@@ -0,0 +1,83 @@
+import Binding from './Binding.js';
+
+let id = 0;
+
+class SampledTexture extends Binding {
+
+	constructor( name, texture ) {
+
+		super( name );
+
+		this.id = id ++;
+
+		this.texture = texture;
+		this.version = texture ? texture.version : 0;
+		this.store = false;
+
+		this.isSampledTexture = true;
+
+	}
+
+	get needsBindingsUpdate() {
+
+		const { texture, version } = this;
+
+		return texture.isVideoTexture ? true : version !== texture.version; // @TODO: version === 0 && texture.version > 0 ( add it just to External Textures like PNG,JPG )
+
+	}
+
+	update() {
+
+		const { texture, version } = this;
+
+		if ( version !== texture.version ) {
+
+			this.version = texture.version;
+
+			return true;
+
+		}
+
+		return false;
+
+	}
+
+}
+
+class SampledArrayTexture extends SampledTexture {
+
+	constructor( name, texture ) {
+
+		super( name, texture );
+
+		this.isSampledArrayTexture = true;
+
+	}
+
+}
+
+class Sampled3DTexture extends SampledTexture {
+
+	constructor( name, texture ) {
+
+		super( name, texture );
+
+		this.isSampled3DTexture = true;
+
+	}
+
+}
+
+class SampledCubeTexture extends SampledTexture {
+
+	constructor( name, texture ) {
+
+		super( name, texture );
+
+		this.isSampledCubeTexture = true;
+
+	}
+
+}
+
+export { SampledTexture, SampledArrayTexture, Sampled3DTexture, SampledCubeTexture };

public/sdk/three/jsm/renderers/common/Sampler.js

@@ -0,0 +1,18 @@
+import Binding from './Binding.js';
+
+class Sampler extends Binding {
+
+	constructor( name, texture ) {
+
+		super( name );
+
+		this.texture = texture;
+		this.version = texture ? texture.version : 0;
+
+		this.isSampler = true;
+
+	}
+
+}
+
+export default Sampler;

public/sdk/three/jsm/renderers/common/StorageBuffer.js

@@ -0,0 +1,17 @@
+import Buffer from './Buffer.js';
+
+class StorageBuffer extends Buffer {
+
+	constructor( name, attribute ) {
+
+		super( name, attribute ? attribute.array : null );
+
+		this.attribute = attribute;
+
+		this.isStorageBuffer = true;
+
+	}
+
+}
+
+export default StorageBuffer;

public/sdk/three/jsm/renderers/common/StorageBufferAttribute.js

@@ -0,0 +1,17 @@
+import { BufferAttribute } from 'three';
+
+class StorageBufferAttribute extends BufferAttribute {
+
+	constructor( array, itemSize, typeClass = Float32Array ) {
+
+		if ( ArrayBuffer.isView( array ) === false ) array = new typeClass( array * itemSize );
+
+		super( array, itemSize );
+
+		this.isStorageBufferAttribute = true;
+
+	}
+
+}
+
+export default StorageBufferAttribute;

public/sdk/three/jsm/renderers/common/StorageInstancedBufferAttribute.js

@@ -0,0 +1,17 @@
+import { InstancedBufferAttribute } from 'three';
+
+class StorageInstancedBufferAttribute extends InstancedBufferAttribute {
+
+	constructor( array, itemSize, typeClass = Float32Array ) {
+
+		if ( ArrayBuffer.isView( array ) === false ) array = new typeClass( array * itemSize );
+
+		super( array, itemSize );
+
+		this.isStorageInstancedBufferAttribute = true;
+
+	}
+
+}
+
+export default StorageInstancedBufferAttribute;

public/sdk/three/jsm/renderers/common/StorageTexture.js

@@ -0,0 +1,20 @@
+import { Texture, LinearFilter } from 'three';
+
+class StorageTexture extends Texture {
+
+	constructor( width = 1, height = 1 ) {
+
+		super();
+
+		this.image = { width, height };
+
+		this.magFilter = LinearFilter;
+		this.minFilter = LinearFilter;
+
+		this.isStorageTexture = true;
+
+	}
+
+}
+
+export default StorageTexture;

public/sdk/three/jsm/renderers/common/Textures.js

@@ -0,0 +1,344 @@
+import DataMap from './DataMap.js';
+
+import { Vector3, DepthTexture, DepthStencilFormat, DepthFormat, UnsignedIntType, UnsignedInt248Type, LinearFilter, NearestFilter, EquirectangularReflectionMapping, EquirectangularRefractionMapping, CubeReflectionMapping, CubeRefractionMapping, UnsignedByteType } from 'three';
+
+const _size = new Vector3();
+
+class Textures extends DataMap {
+
+	constructor( renderer, backend, info ) {
+
+		super();
+
+		this.renderer = renderer;
+		this.backend = backend;
+		this.info = info;
+
+	}
+
+	updateRenderTarget( renderTarget, activeMipmapLevel = 0 ) {
+
+		const renderTargetData = this.get( renderTarget );
+
+		const sampleCount = renderTarget.samples === 0 ? 1 : renderTarget.samples;
+		const depthTextureMips = renderTargetData.depthTextureMips || ( renderTargetData.depthTextureMips = {} );
+
+		const texture = renderTarget.texture;
+		const textures = renderTarget.textures;
+
+		const size = this.getSize( texture );
+
+		const mipWidth = size.width >> activeMipmapLevel;
+		const mipHeight = size.height >> activeMipmapLevel;
+
+		let depthTexture = renderTarget.depthTexture || depthTextureMips[ activeMipmapLevel ];
+		let textureNeedsUpdate = false;
+
+		if ( depthTexture === undefined ) {
+
+			depthTexture = new DepthTexture();
+			depthTexture.format = renderTarget.stencilBuffer ? DepthStencilFormat : DepthFormat;
+			depthTexture.type = renderTarget.stencilBuffer ? UnsignedInt248Type : UnsignedIntType; // FloatType
+			depthTexture.image.width = mipWidth;
+			depthTexture.image.height = mipHeight;
+
+			depthTextureMips[ activeMipmapLevel ] = depthTexture;
+
+		}
+
+		if ( renderTargetData.width !== size.width || size.height !== renderTargetData.height ) {
+
+			textureNeedsUpdate = true;
+			depthTexture.needsUpdate = true;
+
+			depthTexture.image.width = mipWidth;
+			depthTexture.image.height = mipHeight;
+
+		}
+
+		renderTargetData.width = size.width;
+		renderTargetData.height = size.height;
+		renderTargetData.textures = textures;
+		renderTargetData.depthTexture = depthTexture;
+		renderTargetData.depth = renderTarget.depthBuffer;
+		renderTargetData.stencil = renderTarget.stencilBuffer;
+		renderTargetData.renderTarget = renderTarget;
+
+		if ( renderTargetData.sampleCount !== sampleCount ) {
+
+			textureNeedsUpdate = true;
+			depthTexture.needsUpdate = true;
+
+			renderTargetData.sampleCount = sampleCount;
+
+		}
+
+		//
+
+		const options = { sampleCount };
+
+		for ( let i = 0; i < textures.length; i ++ ) {
+
+			const texture = textures[ i ];
+
+			if ( textureNeedsUpdate ) texture.needsUpdate = true;
+
+			this.updateTexture( texture, options );
+
+		}
+
+		this.updateTexture( depthTexture, options );
+
+		// dispose handler
+
+		if ( renderTargetData.initialized !== true ) {
+
+			renderTargetData.initialized = true;
+
+			// dispose
+
+			const onDispose = () => {
+
+				renderTarget.removeEventListener( 'dispose', onDispose );
+
+				if ( textures !== undefined ) {
+
+					for ( let i = 0; i < textures.length; i ++ ) {
+
+						this._destroyTexture( textures[ i ] );
+
+					}
+
+				} else {
+
+					this._destroyTexture( texture );
+
+				}
+
+				this._destroyTexture( depthTexture );
+
+			};
+
+			renderTarget.addEventListener( 'dispose', onDispose );
+
+		}
+
+	}
+
+	updateTexture( texture, options = {} ) {
+
+		const textureData = this.get( texture );
+		if ( textureData.initialized === true && textureData.version === texture.version ) return;
+
+		const isRenderTarget = texture.isRenderTargetTexture || texture.isDepthTexture || texture.isFramebufferTexture;
+		const backend = this.backend;
+
+		if ( isRenderTarget && textureData.initialized === true ) {
+
+			// it's an update
+
+			backend.destroySampler( texture );
+			backend.destroyTexture( texture );
+
+		}
+
+		//
+
+		if ( texture.isFramebufferTexture ) {
+
+			const renderer = this.renderer;
+			const renderTarget = renderer.getRenderTarget();
+
+			if ( renderTarget ) {
+
+				texture.type = renderTarget.texture.type;
+
+			} else {
+
+				texture.type = UnsignedByteType;
+
+			}
+
+		}
+
+		//
+
+		const { width, height, depth } = this.getSize( texture );
+
+		options.width = width;
+		options.height = height;
+		options.depth = depth;
+		options.needsMipmaps = this.needsMipmaps( texture );
+		options.levels = options.needsMipmaps ? this.getMipLevels( texture, width, height ) : 1;
+
+		//
+
+		if ( isRenderTarget || texture.isStorageTexture === true ) {
+
+			backend.createSampler( texture );
+			backend.createTexture( texture, options );
+
+		} else {
+
+			const needsCreate = textureData.initialized !== true;
+
+			if ( needsCreate ) backend.createSampler( texture );
+
+			if ( texture.version > 0 ) {
+
+				const image = texture.image;
+
+				if ( image === undefined ) {
+
+					console.warn( 'THREE.Renderer: Texture marked for update but image is undefined.' );
+
+				} else if ( image.complete === false ) {
+
+					console.warn( 'THREE.Renderer: Texture marked for update but image is incomplete.' );
+
+				} else {
+
+					if ( texture.images ) {
+
+						const images = [];
+
+						for ( const image of texture.images ) {
+
+							images.push( image );
+
+						}
+
+						options.images = images;
+
+					} else {
+
+						options.image = image;
+
+					}
+
+					if ( textureData.isDefaultTexture === undefined || textureData.isDefaultTexture === true ) {
+
+						backend.createTexture( texture, options );
+
+						textureData.isDefaultTexture = false;
+
+					}
+
+					if ( texture.source.dataReady === true ) backend.updateTexture( texture, options );
+
+					if ( options.needsMipmaps && texture.mipmaps.length === 0 ) backend.generateMipmaps( texture );
+
+				}
+
+			} else {
+
+				// async update
+
+				backend.createDefaultTexture( texture );
+
+				textureData.isDefaultTexture = true;
+
+			}
+
+		}
+
+		// dispose handler
+
+		if ( textureData.initialized !== true ) {
+
+			textureData.initialized = true;
+
+			//
+
+			this.info.memory.textures ++;
+
+			// dispose
+
+			const onDispose = () => {
+
+				texture.removeEventListener( 'dispose', onDispose );
+
+				this._destroyTexture( texture );
+
+				this.info.memory.textures --;
+
+			};
+
+			texture.addEventListener( 'dispose', onDispose );
+
+		}
+
+		//
+
+		textureData.version = texture.version;
+
+	}
+
+	getSize( texture, target = _size ) {
+
+		let image = texture.images ? texture.images[ 0 ] : texture.image;
+
+		if ( image ) {
+
+			if ( image.image !== undefined ) image = image.image;
+
+			target.width = image.width;
+			target.height = image.height;
+			target.depth = texture.isCubeTexture ? 6 : ( image.depth || 1 );
+
+		} else {
+
+			target.width = target.height = target.depth = 1;
+
+		}
+
+		return target;
+
+	}
+
+	getMipLevels( texture, width, height ) {
+
+		let mipLevelCount;
+
+		if ( texture.isCompressedTexture ) {
+
+			mipLevelCount = texture.mipmaps.length;
+
+		} else {
+
+			mipLevelCount = Math.floor( Math.log2( Math.max( width, height ) ) ) + 1;
+
+		}
+
+		return mipLevelCount;
+
+	}
+
+	needsMipmaps( texture ) {
+
+		if ( this.isEnvironmentTexture( texture ) ) return true;
+
+		return ( texture.isCompressedTexture === true ) || ( ( texture.minFilter !== NearestFilter ) && ( texture.minFilter !== LinearFilter ) );
+
+	}
+
+	isEnvironmentTexture( texture ) {
+
+		const mapping = texture.mapping;
+
+		return ( mapping === EquirectangularReflectionMapping || mapping === EquirectangularRefractionMapping ) || ( mapping === CubeReflectionMapping || mapping === CubeRefractionMapping );
+
+	}
+
+	_destroyTexture( texture ) {
+
+		this.backend.destroySampler( texture );
+		this.backend.destroyTexture( texture );
+
+		this.delete( texture );
+
+	}
+
+}
+
+export default Textures;

public/sdk/three/jsm/renderers/common/Uniform.js

@@ -0,0 +1,140 @@
+import { Color, Matrix3, Matrix4, Vector2, Vector3, Vector4 } from 'three';
+
+class Uniform {
+
+	constructor( name, value = null ) {
+
+		this.name = name;
+		this.value = value;
+
+		this.boundary = 0; // used to build the uniform buffer according to the STD140 layout
+		this.itemSize = 0;
+
+		this.offset = 0; // this property is set by WebGPUUniformsGroup and marks the start position in the uniform buffer
+
+	}
+
+	setValue( value ) {
+
+		this.value = value;
+
+	}
+
+	getValue() {
+
+		return this.value;
+
+	}
+
+}
+
+class FloatUniform extends Uniform {
+
+	constructor( name, value = 0 ) {
+
+		super( name, value );
+
+		this.isFloatUniform = true;
+
+		this.boundary = 4;
+		this.itemSize = 1;
+
+	}
+
+}
+
+class Vector2Uniform extends Uniform {
+
+	constructor( name, value = new Vector2() ) {
+
+		super( name, value );
+
+		this.isVector2Uniform = true;
+
+		this.boundary = 8;
+		this.itemSize = 2;
+
+	}
+
+}
+
+class Vector3Uniform extends Uniform {
+
+	constructor( name, value = new Vector3() ) {
+
+		super( name, value );
+
+		this.isVector3Uniform = true;
+
+		this.boundary = 16;
+		this.itemSize = 3;
+
+	}
+
+}
+
+class Vector4Uniform extends Uniform {
+
+	constructor( name, value = new Vector4() ) {
+
+		super( name, value );
+
+		this.isVector4Uniform = true;
+
+		this.boundary = 16;
+		this.itemSize = 4;
+
+	}
+
+}
+
+class ColorUniform extends Uniform {
+
+	constructor( name, value = new Color() ) {
+
+		super( name, value );
+
+		this.isColorUniform = true;
+
+		this.boundary = 16;
+		this.itemSize = 3;
+
+	}
+
+}
+
+class Matrix3Uniform extends Uniform {
+
+	constructor( name, value = new Matrix3() ) {
+
+		super( name, value );
+
+		this.isMatrix3Uniform = true;
+
+		this.boundary = 48;
+		this.itemSize = 12;
+
+	}
+
+}
+
+class Matrix4Uniform extends Uniform {
+
+	constructor( name, value = new Matrix4() ) {
+
+		super( name, value );
+
+		this.isMatrix4Uniform = true;
+
+		this.boundary = 64;
+		this.itemSize = 16;
+
+	}
+
+}
+
+export {
+	FloatUniform,
+	Vector2Uniform, Vector3Uniform, Vector4Uniform, ColorUniform,
+	Matrix3Uniform, Matrix4Uniform
+};

public/sdk/three/jsm/renderers/common/UniformBuffer.js

@@ -0,0 +1,15 @@
+import Buffer from './Buffer.js';
+
+class UniformBuffer extends Buffer {
+
+	constructor( name, buffer = null ) {
+
+		super( name, buffer );
+
+		this.isUniformBuffer = true;
+
+	}
+
+}
+
+export default UniformBuffer;

public/sdk/three/jsm/renderers/common/UniformsGroup.js

@@ -0,0 +1,301 @@
+import UniformBuffer from './UniformBuffer.js';
+import { GPU_CHUNK_BYTES } from './Constants.js';
+
+class UniformsGroup extends UniformBuffer {
+
+	constructor( name ) {
+
+		super( name );
+
+		this.isUniformsGroup = true;
+
+		// the order of uniforms in this array must match the order of uniforms in the shader
+
+		this.uniforms = [];
+
+	}
+
+	addUniform( uniform ) {
+
+		this.uniforms.push( uniform );
+
+		return this;
+
+	}
+
+	removeUniform( uniform ) {
+
+		const index = this.uniforms.indexOf( uniform );
+
+		if ( index !== - 1 ) {
+
+			this.uniforms.splice( index, 1 );
+
+		}
+
+		return this;
+
+	}
+
+	get buffer() {
+
+		let buffer = this._buffer;
+
+		if ( buffer === null ) {
+
+			const byteLength = this.byteLength;
+
+			buffer = new Float32Array( new ArrayBuffer( byteLength ) );
+
+			this._buffer = buffer;
+
+		}
+
+		return buffer;
+
+	}
+
+	get byteLength() {
+
+		let offset = 0; // global buffer offset in bytes
+
+		for ( let i = 0, l = this.uniforms.length; i < l; i ++ ) {
+
+			const uniform = this.uniforms[ i ];
+
+			const { boundary, itemSize } = uniform;
+
+			// offset within a single chunk in bytes
+
+			const chunkOffset = offset % GPU_CHUNK_BYTES;
+			const remainingSizeInChunk = GPU_CHUNK_BYTES - chunkOffset;
+
+			// conformance tests
+
+			if ( chunkOffset !== 0 && ( remainingSizeInChunk - boundary ) < 0 ) {
+
+				// check for chunk overflow
+
+				offset += ( GPU_CHUNK_BYTES - chunkOffset );
+
+			} else if ( chunkOffset % boundary !== 0 ) {
+
+				// check for correct alignment
+
+				offset += ( chunkOffset % boundary );
+
+			}
+
+			uniform.offset = ( offset / this.bytesPerElement );
+
+			offset += ( itemSize * this.bytesPerElement );
+
+		}
+
+		return Math.ceil( offset / GPU_CHUNK_BYTES ) * GPU_CHUNK_BYTES;
+
+	}
+
+	update() {
+
+		let updated = false;
+
+		for ( const uniform of this.uniforms ) {
+
+			if ( this.updateByType( uniform ) === true ) {
+
+				updated = true;
+
+			}
+
+		}
+
+		return updated;
+
+	}
+
+	updateByType( uniform ) {
+
+		if ( uniform.isFloatUniform ) return this.updateNumber( uniform );
+		if ( uniform.isVector2Uniform ) return this.updateVector2( uniform );
+		if ( uniform.isVector3Uniform ) return this.updateVector3( uniform );
+		if ( uniform.isVector4Uniform ) return this.updateVector4( uniform );
+		if ( uniform.isColorUniform ) return this.updateColor( uniform );
+		if ( uniform.isMatrix3Uniform ) return this.updateMatrix3( uniform );
+		if ( uniform.isMatrix4Uniform ) return this.updateMatrix4( uniform );
+
+		console.error( 'THREE.WebGPUUniformsGroup: Unsupported uniform type.', uniform );
+
+	}
+
+	updateNumber( uniform ) {
+
+		let updated = false;
+
+		const a = this.buffer;
+		const v = uniform.getValue();
+		const offset = uniform.offset;
+
+		if ( a[ offset ] !== v ) {
+
+			a[ offset ] = v;
+			updated = true;
+
+		}
+
+		return updated;
+
+	}
+
+	updateVector2( uniform ) {
+
+		let updated = false;
+
+		const a = this.buffer;
+		const v = uniform.getValue();
+		const offset = uniform.offset;
+
+		if ( a[ offset + 0 ] !== v.x || a[ offset + 1 ] !== v.y ) {
+
+			a[ offset + 0 ] = v.x;
+			a[ offset + 1 ] = v.y;
+
+			updated = true;
+
+		}
+
+		return updated;
+
+	}
+
+	updateVector3( uniform ) {
+
+		let updated = false;
+
+		const a = this.buffer;
+		const v = uniform.getValue();
+		const offset = uniform.offset;
+
+		if ( a[ offset + 0 ] !== v.x || a[ offset + 1 ] !== v.y || a[ offset + 2 ] !== v.z ) {
+
+			a[ offset + 0 ] = v.x;
+			a[ offset + 1 ] = v.y;
+			a[ offset + 2 ] = v.z;
+
+			updated = true;
+
+		}
+
+		return updated;
+
+	}
+
+	updateVector4( uniform ) {
+
+		let updated = false;
+
+		const a = this.buffer;
+		const v = uniform.getValue();
+		const offset = uniform.offset;
+
+		if ( a[ offset + 0 ] !== v.x || a[ offset + 1 ] !== v.y || a[ offset + 2 ] !== v.z || a[ offset + 4 ] !== v.w ) {
+
+			a[ offset + 0 ] = v.x;
+			a[ offset + 1 ] = v.y;
+			a[ offset + 2 ] = v.z;
+			a[ offset + 3 ] = v.w;
+
+			updated = true;
+
+		}
+
+		return updated;
+
+	}
+
+	updateColor( uniform ) {
+
+		let updated = false;
+
+		const a = this.buffer;
+		const c = uniform.getValue();
+		const offset = uniform.offset;
+
+		if ( a[ offset + 0 ] !== c.r || a[ offset + 1 ] !== c.g || a[ offset + 2 ] !== c.b ) {
+
+			a[ offset + 0 ] = c.r;
+			a[ offset + 1 ] = c.g;
+			a[ offset + 2 ] = c.b;
+
+			updated = true;
+
+		}
+
+		return updated;
+
+	}
+
+	updateMatrix3( uniform ) {
+
+		let updated = false;
+
+		const a = this.buffer;
+		const e = uniform.getValue().elements;
+		const offset = uniform.offset;
+
+		if ( a[ offset + 0 ] !== e[ 0 ] || a[ offset + 1 ] !== e[ 1 ] || a[ offset + 2 ] !== e[ 2 ] ||
+			a[ offset + 4 ] !== e[ 3 ] || a[ offset + 5 ] !== e[ 4 ] || a[ offset + 6 ] !== e[ 5 ] ||
+			a[ offset + 8 ] !== e[ 6 ] || a[ offset + 9 ] !== e[ 7 ] || a[ offset + 10 ] !== e[ 8 ] ) {
+
+			a[ offset + 0 ] = e[ 0 ];
+			a[ offset + 1 ] = e[ 1 ];
+			a[ offset + 2 ] = e[ 2 ];
+			a[ offset + 4 ] = e[ 3 ];
+			a[ offset + 5 ] = e[ 4 ];
+			a[ offset + 6 ] = e[ 5 ];
+			a[ offset + 8 ] = e[ 6 ];
+			a[ offset + 9 ] = e[ 7 ];
+			a[ offset + 10 ] = e[ 8 ];
+
+			updated = true;
+
+		}
+
+		return updated;
+
+	}
+
+	updateMatrix4( uniform ) {
+
+		let updated = false;
+
+		const a = this.buffer;
+		const e = uniform.getValue().elements;
+		const offset = uniform.offset;
+
+		if ( arraysEqual( a, e, offset ) === false ) {
+
+			a.set( e, offset );
+			updated = true;
+
+		}
+
+		return updated;
+
+	}
+
+}
+
+function arraysEqual( a, b, offset ) {
+
+	for ( let i = 0, l = b.length; i < l; i ++ ) {
+
+		if ( a[ offset + i ] !== b[ i ] ) return false;
+
+	}
+
+	return true;
+
+}
+
+export default UniformsGroup;

public/sdk/three/jsm/renderers/common/extras/PMREMGenerator.js

@@ -0,0 +1,773 @@
+import NodeMaterial from '../../../nodes/materials/NodeMaterial.js';
+import { getDirection, blur } from '../../../nodes/pmrem/PMREMUtils.js';
+import { equirectUV } from '../../../nodes/utils/EquirectUVNode.js';
+import { uniform } from '../../../nodes/core/UniformNode.js';
+import { uniforms } from '../../../nodes/accessors/UniformsNode.js';
+import { texture } from '../../../nodes/accessors/TextureNode.js';
+import { cubeTexture } from '../../../nodes/accessors/CubeTextureNode.js';
+import { float, vec3 } from '../../../nodes/shadernode/ShaderNode.js';
+import { uv } from '../../../nodes/accessors/UVNode.js';
+import { attribute } from '../../../nodes/core/AttributeNode.js';
+import {
+	OrthographicCamera,
+	Color,
+	Vector3,
+	BufferGeometry,
+	BufferAttribute,
+	RenderTarget,
+	Mesh,
+	CubeReflectionMapping,
+	CubeRefractionMapping,
+	CubeUVReflectionMapping,
+	LinearFilter,
+	NoBlending,
+	RGBAFormat,
+	HalfFloatType,
+	BackSide,
+	LinearSRGBColorSpace,
+	PerspectiveCamera,
+	MeshBasicMaterial,
+	BoxGeometry
+} from 'three';
+
+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( - 1, 1, 1, - 1, 0, 1 );
+const _cubeCamera = /*@__PURE__*/ new PerspectiveCamera( 90, 1 );
+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( - PHI, INV_PHI, 0 ),
+	/*@__PURE__*/ new Vector3( PHI, INV_PHI, 0 ),
+	/*@__PURE__*/ new Vector3( - INV_PHI, 0, PHI ),
+	/*@__PURE__*/ new Vector3( INV_PHI, 0, PHI ),
+	/*@__PURE__*/ new Vector3( 0, PHI, - INV_PHI ),
+	/*@__PURE__*/ new Vector3( 0, PHI, INV_PHI ),
+	/*@__PURE__*/ new Vector3( - 1, 1, - 1 ),
+	/*@__PURE__*/ new Vector3( 1, 1, - 1 ),
+	/*@__PURE__*/ new Vector3( - 1, 1, 1 ),
+	/*@__PURE__*/ new Vector3( 1, 1, 1 )
+];
+
+//
+
+// WebGPU Face indices
+const _faceLib = [
+	3, 1, 5,
+	0, 4, 2
+];
+
+const direction = getDirection( uv(), attribute( 'faceIndex' ) ).normalize();
+const outputDirection = vec3( direction.x, direction.y.negate(), direction.z );
+
+/**
+ * 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._lodMeshes = [];
+
+		this._blurMaterial = null;
+		this._cubemapMaterial = null;
+		this._equirectMaterial = null;
+		this._backgroundBox = null;
+
+	}
+
+	/**
+	 * 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();
+		if ( this._backgroundBox !== null ) {
+
+			this._backgroundBox.geometry.dispose();
+			this._backgroundBox.material.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, lodMeshes: this._lodMeshes } = _createPlanes( _lodMax ) );
+
+			this._blurMaterial = _getBlurShader( _lodMax, width, height );
+
+		}
+
+		return cubeUVRenderTarget;
+
+	}
+
+	_compileMaterial( material ) {
+
+		const tmpMesh = this._lodMeshes[ 0 ];
+		tmpMesh.material = material;
+
+		this._renderer.compile( tmpMesh, _flatCamera );
+
+	}
+
+	_sceneToCubeUV( scene, near, far, cubeUVRenderTarget ) {
+
+		const cubeCamera = _cubeCamera;
+		cubeCamera.near = near;
+		cubeCamera.far = far;
+
+		// px, py, pz, nx, ny, nz
+		const upSign = [ - 1, 1, - 1, - 1, - 1, - 1 ];
+		const forwardSign = [ 1, 1, 1, - 1, - 1, - 1 ];
+
+		const renderer = this._renderer;
+
+		const originalAutoClear = renderer.autoClear;
+
+		renderer.getClearColor( _clearColor );
+
+		renderer.autoClear = false;
+
+		let backgroundBox = this._backgroundBox;
+
+		if ( backgroundBox === null ) {
+
+			const backgroundMaterial = new MeshBasicMaterial( {
+				name: 'PMREM.Background',
+				side: BackSide,
+				depthWrite: false,
+				depthTest: false
+			} );
+
+			backgroundBox = new Mesh( new BoxGeometry(), backgroundMaterial );
+
+		}
+
+		let useSolidColor = false;
+		const background = scene.background;
+
+		if ( background ) {
+
+			if ( background.isColor ) {
+
+				backgroundBox.material.color.copy( background );
+				scene.background = null;
+				useSolidColor = true;
+
+			}
+
+		} else {
+
+			backgroundBox.material.color.copy( _clearColor );
+			useSolidColor = true;
+
+		}
+
+		renderer.setRenderTarget( cubeUVRenderTarget );
+
+		renderer.clear();
+
+		if ( useSolidColor ) {
+
+			renderer.render( backgroundBox, cubeCamera );
+
+		}
+
+		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.render( scene, cubeCamera );
+
+		}
+
+		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( texture );
+
+			}
+
+		} else {
+
+			if ( this._equirectMaterial === null ) {
+
+				this._equirectMaterial = _getEquirectMaterial( texture );
+
+			}
+
+		}
+
+		const material = isCubeTexture ? this._cubemapMaterial : this._equirectMaterial;
+		material.fragmentNode.value = texture;
+
+		const mesh = this._lodMeshes[ 0 ];
+		mesh.material = material;
+
+		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;
+		const n = this._lodPlanes.length;
+
+		for ( let i = 1; i < n; i ++ ) {
+
+			const sigma = Math.sqrt( this._sigmas[ i ] * this._sigmas[ i ] - this._sigmas[ i - 1 ] * this._sigmas[ i - 1 ] );
+
+			const poleAxis = _axisDirections[ ( n - 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 = this._lodMeshes[ lodOut ];
+		blurMesh.material = 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;
+
+		}
+
+		targetIn.texture.frame = ( targetIn.texture.frame || 0 ) + 1;
+
+		blurUniforms.envMap.value = targetIn.texture;
+		blurUniforms.samples.value = samples;
+		blurUniforms.weights.array = weights;
+		blurUniforms.latitudinal.value = direction === 'latitudinal' ? 1 : 0;
+
+		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 = [];
+	const lodMeshes = [];
+
+	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
+			];
+
+			const faceIdx = _faceLib[ face ];
+			position.set( coordinates, positionSize * vertices * faceIdx );
+			uv.set( uv1, uvSize * vertices * faceIdx );
+			const fill = [ faceIdx, faceIdx, faceIdx, faceIdx, faceIdx, faceIdx ];
+			faceIndex.set( fill, faceIndexSize * vertices * faceIdx );
+
+		}
+
+		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 );
+		lodMeshes.push( new Mesh( planes, null ) );
+
+		if ( lod > LOD_MIN ) {
+
+			lod --;
+
+		}
+
+	}
+
+	return { lodPlanes, sizeLods, sigmas, lodMeshes };
+
+}
+
+function _createRenderTarget( width, height, params ) {
+
+	const cubeUVRenderTarget = new RenderTarget( width, height, params );
+	cubeUVRenderTarget.texture.mapping = CubeUVReflectionMapping;
+	cubeUVRenderTarget.texture.name = 'PMREM.cubeUv';
+	cubeUVRenderTarget.texture.isPMREMTexture = true;
+	cubeUVRenderTarget.scissorTest = true;
+	return cubeUVRenderTarget;
+
+}
+
+function _setViewport( target, x, y, width, height ) {
+
+	const viewY = target.height - height - y;
+
+	target.viewport.set( x, viewY, width, height );
+	target.scissor.set( x, viewY, width, height );
+
+}
+
+function _getMaterial() {
+
+	const material = new NodeMaterial();
+	material.depthTest = false;
+	material.depthWrite = false;
+	material.blending = NoBlending;
+
+	return material;
+
+}
+
+function _getBlurShader( lodMax, width, height ) {
+
+	const weights = uniforms( new Array( MAX_SAMPLES ).fill( 0 ) );
+	const poleAxis = uniform( new Vector3( 0, 1, 0 ) );
+	const dTheta = uniform( 0 );
+	const n = float( MAX_SAMPLES );
+	const latitudinal = uniform( 0 ); // false, bool
+	const samples = uniform( 1 ); // int
+	const envMap = texture( null );
+	const mipInt = uniform( 0 ); // int
+	const CUBEUV_TEXEL_WIDTH = float( 1 / width );
+	const CUBEUV_TEXEL_HEIGHT = float( 1 / height );
+	const CUBEUV_MAX_MIP = float( lodMax );
+
+	const materialUniforms = {
+		n,
+		latitudinal,
+		weights,
+		poleAxis,
+		outputDirection,
+		dTheta,
+		samples,
+		envMap,
+		mipInt,
+		CUBEUV_TEXEL_WIDTH,
+		CUBEUV_TEXEL_HEIGHT,
+		CUBEUV_MAX_MIP
+	};
+
+	const material = _getMaterial();
+	material.uniforms = materialUniforms; // TODO: Move to outside of the material
+	material.fragmentNode = blur( { ...materialUniforms, latitudinal: latitudinal.equal( 1 ) } );
+
+	return material;
+
+}
+
+function _getCubemapMaterial( envTexture ) {
+
+	const material = _getMaterial();
+	material.fragmentNode = cubeTexture( envTexture, outputDirection );
+
+	return material;
+
+}
+
+function _getEquirectMaterial( envTexture ) {
+
+	const material = _getMaterial();
+	material.fragmentNode = texture( envTexture, equirectUV( outputDirection ), 0 );
+
+	return material;
+
+}
+
+export default PMREMGenerator;

public/sdk/three/jsm/renderers/common/nodes/NodeBuilderState.js

@@ -0,0 +1,44 @@
+class NodeBuilderState {
+
+	constructor( vertexShader, fragmentShader, computeShader, nodeAttributes, bindings, updateNodes, updateBeforeNodes, transforms = [] ) {
+
+		this.vertexShader = vertexShader;
+		this.fragmentShader = fragmentShader;
+		this.computeShader = computeShader;
+		this.transforms = transforms;
+
+		this.nodeAttributes = nodeAttributes;
+		this.bindings = bindings;
+
+		this.updateNodes = updateNodes;
+		this.updateBeforeNodes = updateBeforeNodes;
+
+		this.usedTimes = 0;
+
+	}
+
+	createBindings() {
+
+		const bindingsArray = [];
+
+		for ( const instanceBinding of this.bindings ) {
+
+			let binding = instanceBinding;
+
+			if ( instanceBinding.shared !== true ) {
+
+				binding = instanceBinding.clone();
+
+			}
+
+			bindingsArray.push( binding );
+
+		}
+
+		return bindingsArray;
+
+	}
+
+}
+
+export default NodeBuilderState;

public/sdk/three/jsm/renderers/common/nodes/NodeSampledTexture.js

@@ -0,0 +1,49 @@
+import { SampledTexture } from '../SampledTexture.js';
+
+class NodeSampledTexture extends SampledTexture {
+
+	constructor( name, textureNode ) {
+
+		super( name, textureNode ? textureNode.value : null );
+
+		this.textureNode = textureNode;
+
+	}
+
+	get needsBindingsUpdate() {
+
+		return this.textureNode.value !== this.texture || super.needsBindingsUpdate;
+
+	}
+
+	update() {
+
+		const { textureNode } = this;
+
+		if ( this.texture !== textureNode.value ) {
+
+			this.texture = textureNode.value;
+
+			return true;
+
+		}
+
+		return super.update();
+
+	}
+
+}
+
+class NodeSampledCubeTexture extends NodeSampledTexture {
+
+	constructor( name, textureNode ) {
+
+		super( name, textureNode );
+
+		this.isSampledCubeTexture = true;
+
+	}
+
+}
+
+export { NodeSampledTexture, NodeSampledCubeTexture };

public/sdk/three/jsm/renderers/common/nodes/NodeSampler.js

@@ -0,0 +1,15 @@
+import Sampler from '../Sampler.js';
+
+class NodeSampler extends Sampler {
+
+	constructor( name, textureNode ) {
+
+		super( name, textureNode ? textureNode.value : null );
+
+		this.textureNode = textureNode;
+
+	}
+
+}
+
+export default NodeSampler;

public/sdk/three/jsm/renderers/common/nodes/NodeStorageBuffer.js

@@ -0,0 +1,23 @@
+import StorageBuffer from '../StorageBuffer.js';
+
+let _id = 0;
+
+class NodeStorageBuffer extends StorageBuffer {
+
+	constructor( nodeUniform ) {
+
+		super( 'StorageBuffer_' + _id ++, nodeUniform ? nodeUniform.value : null );
+
+		this.nodeUniform = nodeUniform;
+
+	}
+
+	get buffer() {
+
+		return this.nodeUniform.value;
+
+	}
+
+}
+
+export default NodeStorageBuffer;

public/sdk/three/jsm/renderers/common/nodes/NodeUniform.js

@@ -0,0 +1,135 @@
+import {
+	FloatUniform, Vector2Uniform, Vector3Uniform, Vector4Uniform,
+	ColorUniform, Matrix3Uniform, Matrix4Uniform
+} from '../Uniform.js';
+
+class FloatNodeUniform extends FloatUniform {
+
+	constructor( nodeUniform ) {
+
+		super( nodeUniform.name, nodeUniform.value );
+
+		this.nodeUniform = nodeUniform;
+
+	}
+
+	getValue() {
+
+		return this.nodeUniform.value;
+
+	}
+
+}
+
+class Vector2NodeUniform extends Vector2Uniform {
+
+	constructor( nodeUniform ) {
+
+		super( nodeUniform.name, nodeUniform.value );
+
+		this.nodeUniform = nodeUniform;
+
+	}
+
+	getValue() {
+
+		return this.nodeUniform.value;
+
+	}
+
+}
+
+class Vector3NodeUniform extends Vector3Uniform {
+
+	constructor( nodeUniform ) {
+
+		super( nodeUniform.name, nodeUniform.value );
+
+		this.nodeUniform = nodeUniform;
+
+	}
+
+	getValue() {
+
+		return this.nodeUniform.value;
+
+	}
+
+}
+
+class Vector4NodeUniform extends Vector4Uniform {
+
+	constructor( nodeUniform ) {
+
+		super( nodeUniform.name, nodeUniform.value );
+
+		this.nodeUniform = nodeUniform;
+
+	}
+
+	getValue() {
+
+		return this.nodeUniform.value;
+
+	}
+
+}
+
+class ColorNodeUniform extends ColorUniform {
+
+	constructor( nodeUniform ) {
+
+		super( nodeUniform.name, nodeUniform.value );
+
+		this.nodeUniform = nodeUniform;
+
+	}
+
+	getValue() {
+
+		return this.nodeUniform.value;
+
+	}
+
+}
+
+class Matrix3NodeUniform extends Matrix3Uniform {
+
+	constructor( nodeUniform ) {
+
+		super( nodeUniform.name, nodeUniform.value );
+
+		this.nodeUniform = nodeUniform;
+
+	}
+
+	getValue() {
+
+		return this.nodeUniform.value;
+
+	}
+
+}
+
+class Matrix4NodeUniform extends Matrix4Uniform {
+
+	constructor( nodeUniform ) {
+
+		super( nodeUniform.name, nodeUniform.value );
+
+		this.nodeUniform = nodeUniform;
+
+	}
+
+	getValue() {
+
+		return this.nodeUniform.value;
+
+	}
+
+}
+
+export {
+	FloatNodeUniform, Vector2NodeUniform, Vector3NodeUniform, Vector4NodeUniform,
+	ColorNodeUniform, Matrix3NodeUniform, Matrix4NodeUniform
+};

public/sdk/three/jsm/renderers/common/nodes/NodeUniformBuffer.js

@@ -0,0 +1,23 @@
+import UniformBuffer from '../UniformBuffer.js';
+
+let _id = 0;
+
+class NodeUniformBuffer extends UniformBuffer {
+
+	constructor( nodeUniform ) {
+
+		super( 'UniformBuffer_' + _id ++, nodeUniform ? nodeUniform.value : null );
+
+		this.nodeUniform = nodeUniform;
+
+	}
+
+	get buffer() {
+
+		return this.nodeUniform.value;
+
+	}
+
+}
+
+export default NodeUniformBuffer;

public/sdk/three/jsm/renderers/common/nodes/NodeUniformsGroup.js

@@ -0,0 +1,44 @@
+import UniformsGroup from '../UniformsGroup.js';
+
+let id = 0;
+
+class NodeUniformsGroup extends UniformsGroup {
+
+	constructor( name, groupNode ) {
+
+		super( name );
+
+		this.id = id ++;
+		this.groupNode = groupNode;
+
+		this.isNodeUniformsGroup = true;
+
+	}
+
+	get shared() {
+
+		return this.groupNode.shared;
+
+	}
+
+	getNodes() {
+
+		const nodes = [];
+
+		for ( const uniform of this.uniforms ) {
+
+			const node = uniform.nodeUniform.node;
+
+			if ( ! node ) throw new Error( 'NodeUniformsGroup: Uniform has no node.' );
+
+			nodes.push( node );
+
+		}
+
+		return nodes;
+
+	}
+
+}
+
+export default NodeUniformsGroup;

public/sdk/three/jsm/renderers/common/nodes/Nodes.js

@@ -0,0 +1,467 @@
+import DataMap from '../DataMap.js';
+import ChainMap from '../ChainMap.js';
+import NodeBuilderState from './NodeBuilderState.js';
+import { EquirectangularReflectionMapping, EquirectangularRefractionMapping, NoToneMapping, SRGBColorSpace } from 'three';
+import { NodeFrame, vec4, objectGroup, renderGroup, frameGroup, cubeTexture, texture, rangeFog, densityFog, reference, viewportBottomLeft, normalWorld, pmremTexture, viewportTopLeft } from '../../../nodes/Nodes.js';
+
+class Nodes extends DataMap {
+
+	constructor( renderer, backend ) {
+
+		super();
+
+		this.renderer = renderer;
+		this.backend = backend;
+		this.nodeFrame = new NodeFrame();
+		this.nodeBuilderCache = new Map();
+		this.callHashCache = new ChainMap();
+		this.groupsData = new ChainMap();
+
+	}
+
+	updateGroup( nodeUniformsGroup ) {
+
+		const groupNode = nodeUniformsGroup.groupNode;
+		const name = groupNode.name;
+
+		// objectGroup is every updated
+
+		if ( name === objectGroup.name ) return true;
+
+		// renderGroup is updated once per render/compute call
+
+		if ( name === renderGroup.name ) {
+
+			const uniformsGroupData = this.get( nodeUniformsGroup );
+			const renderId = this.nodeFrame.renderId;
+
+			if ( uniformsGroupData.renderId !== renderId ) {
+
+				uniformsGroupData.renderId = renderId;
+
+				return true;
+
+			}
+
+			return false;
+
+		}
+
+		// frameGroup is updated once per frame
+
+		if ( name === frameGroup.name ) {
+
+			const uniformsGroupData = this.get( nodeUniformsGroup );
+			const frameId = this.nodeFrame.frameId;
+
+			if ( uniformsGroupData.frameId !== frameId ) {
+
+				uniformsGroupData.frameId = frameId;
+
+				return true;
+
+			}
+
+			return false;
+
+		}
+
+		// other groups are updated just when groupNode.needsUpdate is true
+
+		const groupChain = [ groupNode, nodeUniformsGroup ];
+
+		let groupData = this.groupsData.get( groupChain );
+		if ( groupData === undefined ) this.groupsData.set( groupChain, groupData = {} );
+
+		if ( groupData.version !== groupNode.version ) {
+
+			groupData.version = groupNode.version;
+
+			return true;
+
+		}
+
+		return false;
+
+	}
+
+	getForRenderCacheKey( renderObject ) {
+
+		return renderObject.initialCacheKey;
+
+	}
+
+	getForRender( renderObject ) {
+
+		const renderObjectData = this.get( renderObject );
+
+		let nodeBuilderState = renderObjectData.nodeBuilderState;
+
+		if ( nodeBuilderState === undefined ) {
+
+			const { nodeBuilderCache } = this;
+
+			const cacheKey = this.getForRenderCacheKey( renderObject );
+
+			nodeBuilderState = nodeBuilderCache.get( cacheKey );
+
+			if ( nodeBuilderState === undefined ) {
+
+				const nodeBuilder = this.backend.createNodeBuilder( renderObject.object, this.renderer, renderObject.scene );
+				nodeBuilder.material = renderObject.material;
+				nodeBuilder.context.material = renderObject.material;
+				nodeBuilder.lightsNode = renderObject.lightsNode;
+				nodeBuilder.environmentNode = this.getEnvironmentNode( renderObject.scene );
+				nodeBuilder.fogNode = this.getFogNode( renderObject.scene );
+				nodeBuilder.clippingContext = renderObject.clippingContext;
+				nodeBuilder.build();
+
+				nodeBuilderState = this._createNodeBuilderState( nodeBuilder );
+
+				nodeBuilderCache.set( cacheKey, nodeBuilderState );
+
+			}
+
+			nodeBuilderState.usedTimes ++;
+
+			renderObjectData.nodeBuilderState = nodeBuilderState;
+
+		}
+
+		return nodeBuilderState;
+
+	}
+
+	delete( object ) {
+
+		if ( object.isRenderObject ) {
+
+			const nodeBuilderState = this.get( object ).nodeBuilderState;
+			nodeBuilderState.usedTimes --;
+
+			if ( nodeBuilderState.usedTimes === 0 ) {
+
+				this.nodeBuilderCache.delete( this.getForRenderCacheKey( object ) );
+
+			}
+
+		}
+
+		return super.delete( object );
+
+	}
+
+	getForCompute( computeNode ) {
+
+		const computeData = this.get( computeNode );
+
+		let nodeBuilderState = computeData.nodeBuilderState;
+
+		if ( nodeBuilderState === undefined ) {
+
+			const nodeBuilder = this.backend.createNodeBuilder( computeNode, this.renderer );
+			nodeBuilder.build();
+
+			nodeBuilderState = this._createNodeBuilderState( nodeBuilder );
+
+			computeData.nodeBuilderState = nodeBuilderState;
+
+		}
+
+		return nodeBuilderState;
+
+	}
+
+	_createNodeBuilderState( nodeBuilder ) {
+
+		return new NodeBuilderState(
+			nodeBuilder.vertexShader,
+			nodeBuilder.fragmentShader,
+			nodeBuilder.computeShader,
+			nodeBuilder.getAttributesArray(),
+			nodeBuilder.getBindings(),
+			nodeBuilder.updateNodes,
+			nodeBuilder.updateBeforeNodes,
+			nodeBuilder.transforms
+		);
+
+	}
+
+	getEnvironmentNode( scene ) {
+
+		return scene.environmentNode || this.get( scene ).environmentNode || null;
+
+	}
+
+	getBackgroundNode( scene ) {
+
+		return scene.backgroundNode || this.get( scene ).backgroundNode || null;
+
+	}
+
+	getFogNode( scene ) {
+
+		return scene.fogNode || this.get( scene ).fogNode || null;
+
+	}
+
+	getCacheKey( scene, lightsNode ) {
+
+		const chain = [ scene, lightsNode ];
+		const callId = this.renderer.info.calls;
+
+		let cacheKeyData = this.callHashCache.get( chain );
+
+		if ( cacheKeyData === undefined || cacheKeyData.callId !== callId ) {
+
+			const environmentNode = this.getEnvironmentNode( scene );
+			const fogNode = this.getFogNode( scene );
+
+			const cacheKey = [];
+
+			if ( lightsNode ) cacheKey.push( lightsNode.getCacheKey() );
+			if ( environmentNode ) cacheKey.push( environmentNode.getCacheKey() );
+			if ( fogNode ) cacheKey.push( fogNode.getCacheKey() );
+
+			cacheKeyData = {
+				callId,
+				cacheKey: cacheKey.join( ',' )
+			};
+
+			this.callHashCache.set( chain, cacheKeyData );
+
+		}
+
+		return cacheKeyData.cacheKey;
+
+	}
+
+	updateScene( scene ) {
+
+		this.updateEnvironment( scene );
+		this.updateFog( scene );
+		this.updateBackground( scene );
+
+	}
+
+	get isToneMappingState() {
+
+		return this.renderer.getRenderTarget() ? false : true;
+
+	}
+
+	updateBackground( scene ) {
+
+		const sceneData = this.get( scene );
+		const background = scene.background;
+
+		if ( background ) {
+
+			if ( sceneData.background !== background ) {
+
+				let backgroundNode = null;
+
+				if ( background.isCubeTexture === true || ( background.mapping === EquirectangularReflectionMapping || background.mapping === EquirectangularRefractionMapping ) ) {
+
+					backgroundNode = pmremTexture( background, normalWorld );
+
+				} else if ( background.isTexture === true ) {
+
+					backgroundNode = texture( background, viewportBottomLeft ).setUpdateMatrix( true );
+
+				} else if ( background.isColor !== true ) {
+
+					console.error( 'WebGPUNodes: Unsupported background configuration.', background );
+
+				}
+
+				sceneData.backgroundNode = backgroundNode;
+				sceneData.background = background;
+
+			}
+
+		} else if ( sceneData.backgroundNode ) {
+
+			delete sceneData.backgroundNode;
+			delete sceneData.background;
+
+		}
+
+	}
+
+	updateFog( scene ) {
+
+		const sceneData = this.get( scene );
+		const fog = scene.fog;
+
+		if ( fog ) {
+
+			if ( sceneData.fog !== fog ) {
+
+				let fogNode = null;
+
+				if ( fog.isFogExp2 ) {
+
+					fogNode = densityFog( reference( 'color', 'color', fog ), reference( 'density', 'float', fog ) );
+
+				} else if ( fog.isFog ) {
+
+					fogNode = rangeFog( reference( 'color', 'color', fog ), reference( 'near', 'float', fog ), reference( 'far', 'float', fog ) );
+
+				} else {
+
+					console.error( 'WebGPUNodes: Unsupported fog configuration.', fog );
+
+				}
+
+				sceneData.fogNode = fogNode;
+				sceneData.fog = fog;
+
+			}
+
+		} else {
+
+			delete sceneData.fogNode;
+			delete sceneData.fog;
+
+		}
+
+	}
+
+	updateEnvironment( scene ) {
+
+		const sceneData = this.get( scene );
+		const environment = scene.environment;
+
+		if ( environment ) {
+
+			if ( sceneData.environment !== environment ) {
+
+				let environmentNode = null;
+
+				if ( environment.isCubeTexture === true ) {
+
+					environmentNode = cubeTexture( environment );
+
+				} else if ( environment.isTexture === true ) {
+
+					environmentNode = texture( environment );
+
+				} else {
+
+					console.error( 'Nodes: Unsupported environment configuration.', environment );
+
+				}
+
+				sceneData.environmentNode = environmentNode;
+				sceneData.environment = environment;
+
+			}
+
+		} else if ( sceneData.environmentNode ) {
+
+			delete sceneData.environmentNode;
+			delete sceneData.environment;
+
+		}
+
+	}
+
+	getNodeFrame( renderer = this.renderer, scene = null, object = null, camera = null, material = null ) {
+
+		const nodeFrame = this.nodeFrame;
+		nodeFrame.renderer = renderer;
+		nodeFrame.scene = scene;
+		nodeFrame.object = object;
+		nodeFrame.camera = camera;
+		nodeFrame.material = material;
+
+		return nodeFrame;
+
+	}
+
+	getNodeFrameForRender( renderObject ) {
+
+		return this.getNodeFrame( renderObject.renderer, renderObject.scene, renderObject.object, renderObject.camera, renderObject.material );
+
+	}
+
+	getOutputNode( outputTexture ) {
+
+		let output = texture( outputTexture, viewportTopLeft );
+
+		if ( this.isToneMappingState ) {
+
+			if ( this.renderer.toneMappingNode ) {
+
+				output = vec4( this.renderer.toneMappingNode.context( { color: output.rgb } ), output.a );
+
+			} else if ( this.renderer.toneMapping !== NoToneMapping ) {
+
+				output = output.toneMapping( this.renderer.toneMapping );
+
+			}
+
+		}
+
+		if ( this.renderer.currentColorSpace === SRGBColorSpace ) {
+
+			output = output.linearToColorSpace( this.renderer.currentColorSpace );
+
+		}
+
+		return output;
+
+	}
+
+	updateBefore( renderObject ) {
+
+		const nodeFrame = this.getNodeFrameForRender( renderObject );
+		const nodeBuilder = renderObject.getNodeBuilderState();
+
+		for ( const node of nodeBuilder.updateBeforeNodes ) {
+
+			nodeFrame.updateBeforeNode( node );
+
+		}
+
+	}
+
+	updateForCompute( computeNode ) {
+
+		const nodeFrame = this.getNodeFrame();
+		const nodeBuilder = this.getForCompute( computeNode );
+
+		for ( const node of nodeBuilder.updateNodes ) {
+
+			nodeFrame.updateNode( node );
+
+		}
+
+	}
+
+	updateForRender( renderObject ) {
+
+		const nodeFrame = this.getNodeFrameForRender( renderObject );
+		const nodeBuilder = renderObject.getNodeBuilderState();
+
+		for ( const node of nodeBuilder.updateNodes ) {
+
+			nodeFrame.updateNode( node );
+
+		}
+
+	}
+
+	dispose() {
+
+		super.dispose();
+
+		this.nodeFrame = new NodeFrame();
+		this.nodeBuilderCache = new Map();
+
+	}
+
+}
+
+export default Nodes;