import { EventDispatcher } from '../core/EventDispatcher.js'; import { NoColors, FrontSide, FlatShading, NormalBlending, LessEqualDepth, AddEquation, OneMinusSrcAlphaFactor, SrcAlphaFactor } from '../constants.js'; import { _Math } from '../math/Math.js'; /** * @author mrdoob / http://mrdoob.com/ * @author alteredq / http://alteredqualia.com/ */ var materialId = 0; function Material() { Object.defineProperty( this, 'id', { value: materialId ++ } ); this.uuid = _Math.generateUUID(); this.name = ''; this.type = 'Material'; this.fog = true; this.lights = true; this.blending = NormalBlending; this.side = FrontSide; this.flatShading = false; this.vertexColors = NoColors; // THREE.NoColors, THREE.VertexColors, THREE.FaceColors this.opacity = 1; this.transparent = false; this.blendSrc = SrcAlphaFactor; this.blendDst = OneMinusSrcAlphaFactor; this.blendEquation = AddEquation; this.blendSrcAlpha = null; this.blendDstAlpha = null; this.blendEquationAlpha = null; this.depthFunc = LessEqualDepth; this.depthTest = true; this.depthWrite = true; this.clippingPlanes = null; this.clipIntersection = false; this.clipShadows = false; this.shadowSide = null; this.colorWrite = true; this.precision = null; // override the renderer's default precision for this material this.polygonOffset = false; this.polygonOffsetFactor = 0; this.polygonOffsetUnits = 0; this.dithering = false; this.alphaTest = 0; this.premultipliedAlpha = false; this.visible = true; this.userData = {}; this.needsUpdate = true; } Material.prototype = Object.assign( Object.create( EventDispatcher.prototype ), { constructor: Material, isMaterial: true, onBeforeCompile: function () {}, setValues: function ( values ) { if ( values === undefined ) return; for ( var key in values ) { var newValue = values[ key ]; if ( newValue === undefined ) { console.warn( "THREE.Material: '" + key + "' parameter is undefined." ); continue; } // for backward compatability if shading is set in the constructor if ( key === 'shading' ) { console.warn( 'THREE.' + this.type + ': .shading has been removed. Use the boolean .flatShading instead.' ); this.flatShading = ( newValue === FlatShading ) ? true : false; continue; } var currentValue = this[ key ]; if ( currentValue === undefined ) { console.warn( "THREE." + this.type + ": '" + key + "' is not a property of this material." ); continue; } if ( currentValue && currentValue.isColor ) { currentValue.set( newValue ); } else if ( ( currentValue && currentValue.isVector3 ) && ( newValue && newValue.isVector3 ) ) { currentValue.copy( newValue ); } else { this[ key ] = newValue; } } }, toJSON: function ( meta ) { var isRoot = ( meta === undefined || typeof meta === 'string' ); if ( isRoot ) { meta = { textures: {}, images: {} }; } var data = { metadata: { version: 4.5, type: 'Material', generator: 'Material.toJSON' } }; // standard Material serialization data.uuid = this.uuid; data.type = this.type; if ( this.name !== '' ) data.name = this.name; if ( this.color && this.color.isColor ) data.color = this.color.getHex(); if ( this.roughness !== undefined ) data.roughness = this.roughness; if ( this.metalness !== undefined ) data.metalness = this.metalness; if ( this.emissive && this.emissive.isColor ) data.emissive = this.emissive.getHex(); if ( this.emissiveIntensity !== 1 ) data.emissiveIntensity = this.emissiveIntensity; if ( this.specular && this.specular.isColor ) data.specular = this.specular.getHex(); if ( this.shininess !== undefined ) data.shininess = this.shininess; if ( this.clearCoat !== undefined ) data.clearCoat = this.clearCoat; if ( this.clearCoatRoughness !== undefined ) data.clearCoatRoughness = this.clearCoatRoughness; if ( this.map && this.map.isTexture ) data.map = this.map.toJSON( meta ).uuid; if ( this.alphaMap && this.alphaMap.isTexture ) data.alphaMap = this.alphaMap.toJSON( meta ).uuid; if ( this.lightMap && this.lightMap.isTexture ) data.lightMap = this.lightMap.toJSON( meta ).uuid; if ( this.aoMap && this.aoMap.isTexture ) { data.aoMap = this.aoMap.toJSON( meta ).uuid; data.aoMapIntensity = this.aoMapIntensity; } if ( this.bumpMap && this.bumpMap.isTexture ) { data.bumpMap = this.bumpMap.toJSON( meta ).uuid; data.bumpScale = this.bumpScale; } if ( this.normalMap && this.normalMap.isTexture ) { data.normalMap = this.normalMap.toJSON( meta ).uuid; data.normalMapType = this.normalMapType; data.normalScale = this.normalScale.toArray(); } if ( this.displacementMap && this.displacementMap.isTexture ) { data.displacementMap = this.displacementMap.toJSON( meta ).uuid; data.displacementScale = this.displacementScale; data.displacementBias = this.displacementBias; } if ( this.roughnessMap && this.roughnessMap.isTexture ) data.roughnessMap = this.roughnessMap.toJSON( meta ).uuid; if ( this.metalnessMap && this.metalnessMap.isTexture ) data.metalnessMap = this.metalnessMap.toJSON( meta ).uuid; if ( this.emissiveMap && this.emissiveMap.isTexture ) data.emissiveMap = this.emissiveMap.toJSON( meta ).uuid; if ( this.specularMap && this.specularMap.isTexture ) data.specularMap = this.specularMap.toJSON( meta ).uuid; if ( this.envMap && this.envMap.isTexture ) { data.envMap = this.envMap.toJSON( meta ).uuid; data.reflectivity = this.reflectivity; // Scale behind envMap if ( this.combine !== undefined ) data.combine = this.combine; if ( this.envMapIntensity !== undefined ) data.envMapIntensity = this.envMapIntensity; } if ( this.gradientMap && this.gradientMap.isTexture ) { data.gradientMap = this.gradientMap.toJSON( meta ).uuid; } if ( this.size !== undefined ) data.size = this.size; if ( this.sizeAttenuation !== undefined ) data.sizeAttenuation = this.sizeAttenuation; if ( this.blending !== NormalBlending ) data.blending = this.blending; if ( this.flatShading === true ) data.flatShading = this.flatShading; if ( this.side !== FrontSide ) data.side = this.side; if ( this.vertexColors !== NoColors ) data.vertexColors = this.vertexColors; if ( this.opacity < 1 ) data.opacity = this.opacity; if ( this.transparent === true ) data.transparent = this.transparent; data.depthFunc = this.depthFunc; data.depthTest = this.depthTest; data.depthWrite = this.depthWrite; // rotation (SpriteMaterial) if ( this.rotation !== 0 ) data.rotation = this.rotation; if ( this.polygonOffset === true ) data.polygonOffset = true; if ( this.polygonOffsetFactor !== 0 ) data.polygonOffsetFactor = this.polygonOffsetFactor; if ( this.polygonOffsetUnits !== 0 ) data.polygonOffsetUnits = this.polygonOffsetUnits; if ( this.linewidth !== 1 ) data.linewidth = this.linewidth; if ( this.dashSize !== undefined ) data.dashSize = this.dashSize; if ( this.gapSize !== undefined ) data.gapSize = this.gapSize; if ( this.scale !== undefined ) data.scale = this.scale; if ( this.dithering === true ) data.dithering = true; if ( this.alphaTest > 0 ) data.alphaTest = this.alphaTest; if ( this.premultipliedAlpha === true ) data.premultipliedAlpha = this.premultipliedAlpha; if ( this.wireframe === true ) data.wireframe = this.wireframe; if ( this.wireframeLinewidth > 1 ) data.wireframeLinewidth = this.wireframeLinewidth; if ( this.wireframeLinecap !== 'round' ) data.wireframeLinecap = this.wireframeLinecap; if ( this.wireframeLinejoin !== 'round' ) data.wireframeLinejoin = this.wireframeLinejoin; if ( this.morphTargets === true ) data.morphTargets = true; if ( this.skinning === true ) data.skinning = true; if ( this.visible === false ) data.visible = false; if ( JSON.stringify( this.userData ) !== '{}' ) data.userData = this.userData; // TODO: Copied from Object3D.toJSON function extractFromCache( cache ) { var values = []; for ( var key in cache ) { var data = cache[ key ]; delete data.metadata; values.push( data ); } return values; } if ( isRoot ) { var textures = extractFromCache( meta.textures ); var images = extractFromCache( meta.images ); if ( textures.length > 0 ) data.textures = textures; if ( images.length > 0 ) data.images = images; } return data; }, clone: function () { return new this.constructor().copy( this ); }, copy: function ( source ) { this.name = source.name; this.fog = source.fog; this.lights = source.lights; this.blending = source.blending; this.side = source.side; this.flatShading = source.flatShading; this.vertexColors = source.vertexColors; this.opacity = source.opacity; this.transparent = source.transparent; this.blendSrc = source.blendSrc; this.blendDst = source.blendDst; this.blendEquation = source.blendEquation; this.blendSrcAlpha = source.blendSrcAlpha; this.blendDstAlpha = source.blendDstAlpha; this.blendEquationAlpha = source.blendEquationAlpha; this.depthFunc = source.depthFunc; this.depthTest = source.depthTest; this.depthWrite = source.depthWrite; this.colorWrite = source.colorWrite; this.precision = source.precision; this.polygonOffset = source.polygonOffset; this.polygonOffsetFactor = source.polygonOffsetFactor; this.polygonOffsetUnits = source.polygonOffsetUnits; this.dithering = source.dithering; this.alphaTest = source.alphaTest; this.premultipliedAlpha = source.premultipliedAlpha; this.visible = source.visible; this.userData = JSON.parse( JSON.stringify( source.userData ) ); this.clipShadows = source.clipShadows; this.clipIntersection = source.clipIntersection; var srcPlanes = source.clippingPlanes, dstPlanes = null; if ( srcPlanes !== null ) { var n = srcPlanes.length; dstPlanes = new Array( n ); for ( var i = 0; i !== n; ++ i ) dstPlanes[ i ] = srcPlanes[ i ].clone(); } this.clippingPlanes = dstPlanes; this.shadowSide = source.shadowSide; return this; }, dispose: function () { this.dispatchEvent( { type: 'dispose' } ); } } ); export { Material };