three#Color JavaScript Examples

// Return a consistant random color for an index
export function getIndexedRandomColor( index ) {

	if ( ! colors[ index ] ) {

		const h = Math.random();
		const s = 0.5 + Math.random() * 0.5;
		const l = 0.375 + Math.random() * 0.25;

		colors[ index ] = new Color().setHSL( h, s, l );

	}
	return colors[ index ];

}

constructor (game) {
    this.game = game
    this.renderer = new WebGLRenderer({
      canvas: this.game.pcanvas,
      PixelRatio: window.devicePixelRatio
    })
    this.scene = new Scene()
    this.scene.background = new Color('black')
    const light = new AmbientLight(0xffffff)
    this.scene.add(light)
  }

/** on is a bool */
	updateHighlight()
	{
		var on = this.hover || this.selected;
		this.highlighted = on;
		var hex = on ? this.emissiveColor : 0x000000;
		if(this.material)
		{
			if(this.material.length)
			{
				this.material.forEach((material) => {
					// TODO_Ekki emissive doesn't exist anymore?
					material.emissive.setHex(hex);
					this.material.emissive = new Color(hex);
				});
			}
			else
			{
				this.material.emissive.setHex(hex);
				this.material.emissive = new Color(hex);
			}
		}

	}

ColorifyShader = {

	uniforms: {

		'tDiffuse': { value: null },
		'color': { value: new Color( 0xffffff ) }

	},

	vertexShader: /* glsl */`

		varying vec2 vUv;

		void main() {

			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

		}`,

	fragmentShader: /* glsl */`

		uniform vec3 color;
		uniform sampler2D tDiffuse;

		varying vec2 vUv;

		void main() {

			vec4 texel = texture2D( tDiffuse, vUv );

			vec3 luma = vec3( 0.299, 0.587, 0.114 );
			float v = dot( texel.xyz, luma );

			gl_FragColor = vec4( v * color, texel.w );

		}`

}

/**
	 * Constructs a scene.
	 * @param model The associated model.
	 * @param textureDir The directory from which to load the textures.
	 */
	constructor(model, textureDir)
	{
		super();
		this.model = model;
		this.textureDir = textureDir;

//		var grid = new GridHelper(4000, 200);

		this.scene = new ThreeScene();
		this.scene.background = new Color(0xffffff);
//		this.scene.fog = new Fog(0xFAFAFA, 0.001, 6000);
		this.items = [];
		this.needsUpdate = false;
		// init item loader
		this.loader = new JSONLoader();
		this.loader.setCrossOrigin('');

		this.gltfloader = new GLTFLoader();
		this.objloader = new OBJLoader();
		this.gltfloader.setCrossOrigin('');

		this.itemLoadingCallbacks = null;
		this.itemLoadedCallbacks = null;
		this.itemRemovedCallbacks = null;
//		this.add(grid);

	}

constructor( clearColor, clearAlpha ) {

		super();

		this.needsSwap = false;

		this.clearColor = ( clearColor !== undefined ) ? clearColor : 0x000000;
		this.clearAlpha = ( clearAlpha !== undefined ) ? clearAlpha : 0;
		this._oldClearColor = new Color();

	}

//

function init() {

	scene = new THREE.Scene();
	scene.background = new THREE.Color( 0x505050 );

	camera = new THREE.PerspectiveCamera( 60, WIDTH / HEIGHT, 0.1, 100 );

	renderer = new THREE.WebGLRenderer( { antialias: true } );
	renderer.setPixelRatio( window.devicePixelRatio );
	renderer.setSize( WIDTH, HEIGHT );
	renderer.xr.enabled = true;
	document.body.appendChild( VRButton.createButton( renderer ) );
	document.body.appendChild( renderer.domElement );

	controls = new OrbitControls( camera, renderer.domElement );
	camera.position.set( 0, 1.6, 0 );
	controls.target = new THREE.Vector3( 0, 1, -1.8 );
	controls.update();

	// ROOM

	const room = new THREE.LineSegments(
		new BoxLineGeometry( 6, 6, 6, 10, 10, 10 ).translate( 0, 3, 0 ),
		new THREE.LineBasicMaterial( { color: 0x808080 } )
	);

	scene.add( room );

	// TEXT PANEL

	makeTextPanel();

	//

	renderer.setAnimationLoop( loop );

}

/**
     * @param shape {Shape}
     */
    constructor(shape) {
        let geometry = new LineGeometry();
        geometry.setPositions(ShapeMarkerBorder.createLinePoints(shape));

        let material = new LineMaterial({
            color: new Color(),
            opacity: 0,
            transparent: true,
            linewidth: 1,
            depthTest: true,
            vertexColors: false,
            dashed: false,
        });
        material.uniforms.fadeDistanceMin = { value: 0 };
        material.uniforms.fadeDistanceMax = { value: Number.MAX_VALUE };

        material.resolution.set(window.innerWidth, window.innerHeight);

        super(geometry, material);

        this.computeLineDistances();
    }

//

function init() {

	scene = new THREE.Scene();
	scene.background = new THREE.Color( 0x505050 );

	camera = new THREE.PerspectiveCamera( 60, WIDTH / HEIGHT, 0.1, 100 );

	renderer = new THREE.WebGLRenderer( { antialias: true } );
	renderer.setPixelRatio( window.devicePixelRatio );
	renderer.setSize( WIDTH, HEIGHT );
	renderer.xr.enabled = true;
	document.body.appendChild( VRButton.createButton( renderer ) );
	document.body.appendChild( renderer.domElement );

	controls = new OrbitControls( camera, renderer.domElement );
	camera.position.set( 0, 1.6, 0 );
	controls.target = new THREE.Vector3( 0, 1, -1.8 );
	controls.update();

	// ROOM

	const room = new THREE.LineSegments( new BoxLineGeometry( 6, 6, 6, 10, 10, 10 ).translate( 0, 3, 0 ), new THREE.LineBasicMaterial( { color: 0x808080 } ) );

	scene.add( room );

	// TEXT PANEL

	makeTextPanel();

	//

	renderer.setAnimationLoop( loop );

}

constructor(curve, material, resolution = 1) {
    super(undefined, material);

    this.type = 'BlurredLine';

    this._resolution = resolution;

    this.lineWidth = 1.0;
    this.blurWidth = 1.0;
    this.blur = true;
    this.color = new Color();
    this.opacity = 1.0;

    this.upVector = new Vector3(0.0, 0.0, 1.0);

    this.closed = false;

    this.angleBisection = false; // true: good for 2d

    this.lineShapeVertices = [[]];

    // this.calculateNormals = true;

    this.lineVertices = [];
    this.curve = curve; // curve to read vertices from

    for (let i = 0; i < this._resolution + 1; i++) {
      this.lineVertices[i] = new Vector3();
    }

    this.lineShapeVertices = [];
    for (let i = 0; i < this._resolution + 1; i++) {
      var vertices = [];
      vertices[LEFT_LINE] = new Vector3();
      vertices[RIGHT_LINE] = new Vector3();
      vertices[LEFT_SMOOTH_LINE] = new Vector3();
      vertices[RIGHT_SMOOTH_LINE] = new Vector3();
      this.lineShapeVertices[i] = vertices;
    }

    this.createGeometry();
  }

SubsurfaceScatteringShader = {

	uniforms: UniformsUtils.merge( [
		ShaderLib[ 'phong' ].uniforms,
		{
			'thicknessMap': { value: null },
			'thicknessColor': { value: new Color( 0xffffff ) },
			'thicknessDistortion': { value: 0.1 },
			'thicknessAmbient': { value: 0.0 },
			'thicknessAttenuation': { value: 0.1 },
			'thicknessPower': { value: 2.0 },
			'thicknessScale': { value: 10.0 }
		}

	] ),

	vertexShader: [
		'#define USE_UV',
		ShaderChunk[ 'meshphong_vert' ],
	].join( '\n' ),

	fragmentShader: [
		'#define USE_UV',
		'#define SUBSURFACE',

		meshphong_frag_head,

		'uniform sampler2D thicknessMap;',
		'uniform float thicknessPower;',
		'uniform float thicknessScale;',
		'uniform float thicknessDistortion;',
		'uniform float thicknessAmbient;',
		'uniform float thicknessAttenuation;',
		'uniform vec3 thicknessColor;',

		'void RE_Direct_Scattering(const in IncidentLight directLight, const in vec2 uv, const in GeometricContext geometry, inout ReflectedLight reflectedLight) {',
		'	vec3 thickness = thicknessColor * texture2D(thicknessMap, uv).r;',
		'	vec3 scatteringHalf = normalize(directLight.direction + (geometry.normal * thicknessDistortion));',
		'	float scatteringDot = pow(saturate(dot(geometry.viewDir, -scatteringHalf)), thicknessPower) * thicknessScale;',
		'	vec3 scatteringIllu = (scatteringDot + thicknessAmbient) * thickness;',
		'	reflectedLight.directDiffuse += scatteringIllu * thicknessAttenuation * directLight.color;',
		'}',

		meshphong_frag_body.replace( '#include <lights_fragment_begin>',

			replaceAll(
				ShaderChunk[ 'lights_fragment_begin' ],
				'RE_Direct( directLight, geometry, material, reflectedLight );',
				[
					'RE_Direct( directLight, geometry, material, reflectedLight );',

					'#if defined( SUBSURFACE ) && defined( USE_UV )',
					' RE_Direct_Scattering(directLight, vUv, geometry, reflectedLight);',
					'#endif',
				].join( '\n' )
			),

		),

	].join( '\n' ),

}

constructor (game) {
    this.game = game

    this.mobMaterial = new MeshStandardMaterial({
      color: new Color('red')
    })
    this.mobGeometry = new BoxGeometry(1, 1, 1)
    this.mobMaxCount = 1000
    this.mobMesh = new InstancedMesh(
      this.mobGeometry,
      this.mobMaterial,
      this.mobMaxCount
    )
    this.mobMesh.instanceMatrix.setUsage(DynamicDrawUsage)
    this.game.scene.add(this.mobMesh)

    this.playerMaterial = new MeshStandardMaterial({
      color: new Color('blue')
    })
    this.playerGeometry = new BoxGeometry(1, 1, 1)
    this.playerMaxCount = 1000
    this.playerMesh = new InstancedMesh(
      this.playerGeometry,
      this.playerMaterial,
      this.playerMaxCount
    )
    this.playerMesh.instanceMatrix.setUsage(DynamicDrawUsage)
    this.game.scene.add(this.playerMesh)

    this.objectMaterial = new MeshStandardMaterial({
      color: new Color('green')
    })
    this.objectGeometry = new BoxGeometry(0.25, 0.25, 0.25)
    this.objectMaxCount = 1000
    this.objectMesh = new InstancedMesh(
      this.objectGeometry,
      this.objectMaterial,
      this.objectMaxCount
    )
    this.objectMesh.instanceMatrix.setUsage(DynamicDrawUsage)
    this.game.scene.add(this.objectMesh)

    this.dummy = new Object3D()
  }

constructor( scene, camera, params ) {

		super();

		this.scene = scene;
		this.camera = camera;

		const focus = ( params.focus !== undefined ) ? params.focus : 1.0;
		const aspect = ( params.aspect !== undefined ) ? params.aspect : camera.aspect;
		const aperture = ( params.aperture !== undefined ) ? params.aperture : 0.025;
		const maxblur = ( params.maxblur !== undefined ) ? params.maxblur : 1.0;

		// render targets

		const width = params.width || window.innerWidth || 1;
		const height = params.height || window.innerHeight || 1;

		this.renderTargetDepth = new WebGLRenderTarget( width, height, {
			minFilter: NearestFilter,
			magFilter: NearestFilter
		} );

		this.renderTargetDepth.texture.name = 'BokehPass.depth';

		// depth material

		this.materialDepth = new MeshDepthMaterial();
		this.materialDepth.depthPacking = RGBADepthPacking;
		this.materialDepth.blending = NoBlending;

		// bokeh material

		if ( BokehShader === undefined ) {

			console.error( 'THREE.BokehPass relies on BokehShader' );

		}

		const bokehShader = BokehShader;
		const bokehUniforms = UniformsUtils.clone( bokehShader.uniforms );

		bokehUniforms[ 'tDepth' ].value = this.renderTargetDepth.texture;

		bokehUniforms[ 'focus' ].value = focus;
		bokehUniforms[ 'aspect' ].value = aspect;
		bokehUniforms[ 'aperture' ].value = aperture;
		bokehUniforms[ 'maxblur' ].value = maxblur;
		bokehUniforms[ 'nearClip' ].value = camera.near;
		bokehUniforms[ 'farClip' ].value = camera.far;

		this.materialBokeh = new ShaderMaterial( {
			defines: Object.assign( {}, bokehShader.defines ),
			uniforms: bokehUniforms,
			vertexShader: bokehShader.vertexShader,
			fragmentShader: bokehShader.fragmentShader
		} );

		this.uniforms = bokehUniforms;
		this.needsSwap = false;

		this.fsQuad = new FullScreenQuad( this.materialBokeh );

		this._oldClearColor = new Color();

	}

function makeKernedContainer( kerning ) {

	const container = new ThreeMeshUI.Block( {
		width: 1.8,
		height: 0.12,
		padding: 0.05,
		contentDirection: "row",
		justifyContent: 'center',
		textAlign: 'left',
		fontFamily: FontJSON,
		fontTexture: FontImage,
		backgroundOpacity: 0
	} );

	const titleBox = new ThreeMeshUI.Block( {
		width: 0.8,
		height: 0.1,
		margin: 0.01,
		padding: 0.025,
		justifyContent: 'center',
		backgroundColor: new Color( 0xff9900 ),
		textAlign: 'left'
	} );

	const title = new ThreeMeshUI.Text( {
		content: `.set({fontKerning: "${kerning}"})`,
		fontSize: 0.055
	} );

	titleBox.add( title );

	const textBox = new ThreeMeshUI.Block( {
		width: 1.4,
		height: 0.1,
		margin: 0.01,
		padding: 0.02,
		justifyContent: 'center',
		fontSize: 0.055,
	} );

	textBox.add(
		new ThreeMeshUI.Text( {
			content: '"LYON F. to ATLANTA GA. Via ALTOONA PA."',
			fontKerning: kerning,
		} )
	);

	container.add( titleBox );
	container.add( textBox );

	return container;


}

ToonShader1 = {

	uniforms: {

		'uDirLightPos': { value: new Vector3() },
		'uDirLightColor': { value: new Color( 0xeeeeee ) },

		'uAmbientLightColor': { value: new Color( 0x050505 ) },

		'uBaseColor': { value: new Color( 0xffffff ) }

	},

	vertexShader: /* glsl */`

		varying vec3 vNormal;
		varying vec3 vRefract;

		void main() {

			vec4 worldPosition = modelMatrix * vec4( position, 1.0 );
			vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );
			vec3 worldNormal = normalize ( mat3( modelMatrix[0].xyz, modelMatrix[1].xyz, modelMatrix[2].xyz ) * normal );

			vNormal = normalize( normalMatrix * normal );

			vec3 I = worldPosition.xyz - cameraPosition;
			vRefract = refract( normalize( I ), worldNormal, 1.02 );

			gl_Position = projectionMatrix * mvPosition;

		}`,

	fragmentShader: /* glsl */`

		uniform vec3 uBaseColor;

		uniform vec3 uDirLightPos;
		uniform vec3 uDirLightColor;

		uniform vec3 uAmbientLightColor;

		varying vec3 vNormal;

		varying vec3 vRefract;

		void main() {

			float directionalLightWeighting = max( dot( normalize( vNormal ), uDirLightPos ), 0.0);
			vec3 lightWeighting = uAmbientLightColor + uDirLightColor * directionalLightWeighting;

			float intensity = smoothstep( - 0.5, 1.0, pow( length(lightWeighting), 20.0 ) );
			intensity += length(lightWeighting) * 0.2;

			float cameraWeighting = dot( normalize( vNormal ), vRefract );
			intensity += pow( 1.0 - length( cameraWeighting ), 6.0 );
			intensity = intensity * 0.2 + 0.3;

			if ( intensity < 0.50 ) {

				gl_FragColor = vec4( 2.0 * intensity * uBaseColor, 1.0 );

			} else {

				gl_FragColor = vec4( 1.0 - 2.0 * ( 1.0 - intensity ) * ( 1.0 - uBaseColor ), 1.0 );

		}

		}`

}

/**
	 * Constructs a new clear pass.
	 *
	 * @param {Boolean} [color=true] - Determines whether the color buffer should be cleared.
	 * @param {Boolean} [depth=true] - Determines whether the depth buffer should be cleared.
	 * @param {Boolean} [stencil=false] - Determines whether the stencil buffer should be cleared.
	 */

	constructor(color = true, depth = true, stencil = false) {

		super("ClearPass", null, null);

		this.needsSwap = false;

		/**
		 * Indicates whether the color buffer should be cleared.
		 *
		 * @type {Boolean}
		 */

		this.color = color;

		/**
		 * Indicates whether the depth buffer should be cleared.
		 *
		 * @type {Boolean}
		 */

		this.depth = depth;

		/**
		 * Indicates whether the stencil buffer should be cleared.
		 *
		 * @type {Boolean}
		 */

		this.stencil = stencil;

		/**
		 * An override clear color.
		 *
		 * The default value is null.
		 *
		 * @type {Color}
		 */

		this.overrideClearColor = null;

		/**
		 * An override clear alpha.
		 *
		 * The default value is -1.
		 *
		 * @type {Number}
		 */

		this.overrideClearAlpha = -1.0;

	}

/**
	 * @param id {string}
	 * @param dataUrl {string}
	 * @param events {EventTarget}
	 */
	constructor(id, dataUrl, events = null) {
		Object.defineProperty( this, 'isMap', { value: true } );

		this.events = events;

		this.data = {
			id: id,
			sorting: 0,
			dataUrl: dataUrl,
			settingsUrl: dataUrl + "settings.json",
			texturesUrl: dataUrl + "textures.json",
			name: id,
			startPos: {x: 0, z: 0},
			skyColor: new Color(),
			ambientLight: 0,
			hires: {
				tileSize: {x: 32, z: 32},
				scale: {x: 1, z: 1},
				translate: {x: 2, z: 2}
			},
			lowres: {
				tileSize: {x: 32, z: 32},
				scale: {x: 1, z: 1},
				translate: {x: 2, z: 2}
			}
		};

		this.raycaster = new Raycaster();

		/** @type {ShaderMaterial[]} */
		this.hiresMaterial = null;
		/** @type {ShaderMaterial} */
		this.lowresMaterial = null;
		/** @type {Texture[]} */
		this.loadedTextures = [];

		/** @type {TileManager} */
		this.hiresTileManager = null;
		/** @type {TileManager} */
		this.lowresTileManager = null;
	}

LuminosityHighPassShader = {
  shaderID: "luminosityHighPass",

  uniforms: {
    tDiffuse: { value: null },
    luminosityThreshold: { value: 1.0 },
    smoothWidth: { value: 1.0 },
    defaultColor: { value: new Color(0x000000) },
    defaultOpacity: { value: 0.0 },
  },

  vertexShader: [
    "varying vec2 vUv;",

    "void main() {",

    "	vUv = uv;",

    "	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );",

    "}",
  ].join("\n"),

  fragmentShader: [
    "uniform sampler2D tDiffuse;",
    "uniform vec3 defaultColor;",
    "uniform float defaultOpacity;",
    "uniform float luminosityThreshold;",
    "uniform float smoothWidth;",

    "varying vec2 vUv;",

    "void main() {",

    "	vec4 texel = texture2D( tDiffuse, vUv );",

    "	vec3 luma = vec3( 0.299, 0.587, 0.114 );",

    "	float v = dot( texel.xyz, luma );",

    "	vec4 outputColor = vec4( defaultColor.rgb, defaultOpacity );",

    "	float alpha = smoothstep( luminosityThreshold, luminosityThreshold + smoothWidth, v );",

    "	gl_FragColor = mix( outputColor, texel, alpha );",

    "}",
  ].join("\n"),
}

viewer = new IfcViewerAPI({ container, backgroundColor: new Color(255, 255, 255) })

// Adjusts the three.js standard shader to include batchid highlight
function batchIdHighlightShaderMixin( shader ) {

	const newShader = { ...shader };
	newShader.uniforms = {
		highlightedBatchId: { value: - 1 },
		highlightColor: { value: new Color( 0xFFC107 ).convertSRGBToLinear() },
		...UniformsUtils.clone( shader.uniforms ),
	};
	newShader.extensions = {
		derivatives: true,
	};
	newShader.lights = true;
	newShader.vertexShader =
		`
			attribute float _batchid;
			varying float batchid;
		` +
		newShader.vertexShader.replace(
			/#include <uv_vertex>/,
			`
			#include <uv_vertex>
			batchid = _batchid;
			`
		);
	newShader.fragmentShader =
		`
			varying float batchid;
			uniform float highlightedBatchId;
			uniform vec3 highlightColor;
		` +
		newShader.fragmentShader.replace(
			/vec4 diffuseColor = vec4\( diffuse, opacity \);/,
			`
			vec4 diffuseColor =
				abs( batchid - highlightedBatchId ) < 0.5 ?
				vec4( highlightColor, opacity ) :
				vec4( diffuse, opacity );
			`
		);

	return newShader;

}

scene.background = new Color(0x91abb5);

/**
   * Generates a polygon mesh with cubes based on voxel data.
   * One cube for each voxel.
   * @param {PointOctree} octree Octree with voxel data stored as points in space.
   * @returns {Mesh} 3D mesh based on voxel data
   */
  generateMesh(octree) {

    let mergedGeometry = new Geometry();
    const material = this.material;

    for (const leaf of octree.leaves()) {
      if (leaf.points !== null) {
        const pos = new Vector3();
        var i;
        let min = { x: leaf.points[0].x, y: leaf.points[0].y, z: leaf.points[0].z };
        let max = { x: leaf.points[0].x, y: leaf.points[0].y, z: leaf.points[0].z };

        for (i = 0; i < leaf.points.length; i++) {
          const point = leaf.points[i];
          pos.add(point);
          min.x = Math.min(min.x, point.x);
          min.y = Math.min(min.y, point.y);
          min.z = Math.min(min.z, point.z);
          max.x = Math.max(max.x, point.x);
          max.y = Math.max(max.y, point.y);
          max.z = Math.max(max.z, point.z);
        }

        let width = Math.round((this.voxelSize + (max.x - min.x)) * 100) / 100;;
        let height = Math.round((this.voxelSize + (max.y - min.y)) * 100) / 100;;
        let depth = Math.round((this.voxelSize + (max.z - min.z)) * 100) / 100;

        let voxelGeometry = new BoxGeometry(width, height, depth);
        pos.divideScalar(i);

        const rgb = leaf.data[0].color;
        if (rgb != null) {
          const color = new Color().setRGB(rgb.r / 255, rgb.g / 255, rgb.b / 255);

          for (var i = 0; i < voxelGeometry.faces.length; i++) {
            let face = voxelGeometry.faces[i];
            face.color.set(color);
          }
        }

        voxelGeometry.translate(pos.x, pos.y, pos.z);
        mergedGeometry.merge(voxelGeometry);
        voxelGeometry.translate(-pos.x, -pos.y, -pos.z);
      }
    }

    let bufGeometry = new BufferGeometry().fromGeometry(mergedGeometry);
    bufGeometry.computeFaceNormals();
    bufGeometry.computeVertexNormals();

    var voxels = new Mesh(bufGeometry, material);

    return voxels;
  }

constructor(scene, renderer)
	{
		super();
		
		this.defaultEnvironment = 'rooms/textures/envs/Garden.png';
		this.useEnvironment = false;
		this.topColor = 0x92b2ce;//0xe9e9e9; //0xf9f9f9;//0x565e63
		this.bottomColor = 0xffffff;//0xD8ECF9
		this.verticalOffset = 400;
		this.exponent = 0.5;
		
		var uniforms = {topColor: {type: 'c',value: new Color(this.topColor)},bottomColor: {type: 'c',value: new Color(this.bottomColor)},offset: {type: 'f',value: this.verticalOffset}, exponent: {type:'f', value: this.exponent}};
		
		this.scene = scene;
		this.renderer = renderer;
		
		this.sphereRadius = 4000;
		this.widthSegments = 32;
		this.heightSegments = 15;
		this.sky = null;

		this.plainVertexShader = ['varying vec3 vWorldPosition;','void main() {','vec4 worldPosition = modelMatrix * vec4( position, 1.0 );','vWorldPosition = worldPosition.xyz;','gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0 );','}'].join('\n');
		this.plainFragmentShader = ['uniform vec3 bottomColor;','uniform vec3 topColor;','uniform float offset;','uniform float exponent;','varying vec3 vWorldPosition;','void main() {',' float h = normalize( vWorldPosition + offset ).y;',' gl_FragColor = vec4( mix( bottomColor, topColor, max( pow( max(h, 0.0 ), exponent ), 0.0 ) ), 1.0 );','}'].join('\n');
		
		this.vertexShader = ['varying vec2 vUV;','void main() {','  vUV=uv;','  vec4 pos = vec4(position, 1.0);', '   gl_Position = projectionMatrix * modelViewMatrix * pos;','}'].join('\n');
		this.fragmentShader = ['uniform sampler2D texture;', 'varying vec2 vUV;', 'void main() {  ', 'vec4 sample = texture2D(texture, vUV);', 'gl_FragColor = vec4(sample.xyz, sample.w);' ,'}'].join('\n');
		
		this.texture = new TextureLoader();
		this.plainSkyMat = new ShaderMaterial({vertexShader: this.plainVertexShader,fragmentShader: this.plainFragmentShader,uniforms: uniforms, side: DoubleSide});
		this.skyMat = undefined;
		
		this.skyGeo = new SphereGeometry(this.sphereRadius, this.widthSegments, this.heightSegments);
		this.sky = new Mesh(this.skyGeo, this.skyMat);
//		this.sky.position.x += this.sphereRadius*0.5;
		
		
		var groundT = new TextureLoader().load('rooms/textures/Ground_4K.jpg', function(){});		
		groundT.wrapS = groundT.wrapT = RepeatWrapping;
		groundT.repeat.set(10,10);
		
//		var uniforms2 = {topColor: {type: 'c',value: new Color(0xFFFFFF)},bottomColor: {type: 'c',value: new Color(0x999999)},offset: {type: 'f',value: this.verticalOffset}, exponent: {type:'f', value: this.exponent}};
		this.groundGeo = new PlaneGeometry(10000, 10000, 10);
		this.groundMat = new MeshBasicMaterial({color: 0xEAEAEA, side: DoubleSide, map:groundT });
		this.ground = new Mesh(this.groundGeo, this.groundMat);
		this.ground.rotateX(-Math.PI * 0.5);
		this.ground.position.y = -1;
		
		this.groundSceneReflector = new GroundSceneReflector(this.ground, this.renderer, this.scene,{textureOne:'rooms/textures/Ground_4K.jpg', textureTwo:'rooms/textures/GroundRough.jpg', wrapOne:{x:40, y:40}, wrapTwo:{x:50, y:50}, textureWidth: 512, textureHeight: 512, intensity: 0.1, blendIntensity: 0.05});
		
		this.scene.add(this.sky);
		this.scene.add(this.ground);
		
		var axesHelper = new AxesHelper( 100 );
		this.scene.add( axesHelper );
		
		this.init();
	}

/**
	 * @param element {Element}
	 * @param events {EventTarget}
	 */
	constructor(element, events = element) {
		Object.defineProperty( this, 'isMapViewer', { value: true } );

		this.rootElement = element;
		this.events = events;

		this.data = {
			map: null,
			camera: null,
			controlsManager: null,
			uniforms: {
				sunlightStrength: { value: 1 },
				ambientLight: { value: 0 },
				skyColor: { value: new Color(0.5, 0.5, 1) },
				hiresTileMap: {
					value: {
						map: null,
						size: TileManager.tileMapSize,
						scale: new Vector2(1, 1),
						translate: new Vector2(),
						pos: new Vector2(),
					}
				}
			},
			superSampling: 1,
			loadedCenter: new Vector2(0, 0),
			loadedHiresViewDistance: 200,
			loadedLowresViewDistance: 2000,
		}

		this.tileCacheHash = generateCacheHash();

		this.stats = new Stats();
		this.stats.hide();

		// renderer
		this.renderer = new WebGLRenderer({
			antialias: true,
			sortObjects: true,
			preserveDrawingBuffer: true,
			logarithmicDepthBuffer: true,
		});
		this.renderer.autoClear = false;
		this.renderer.uniforms = this.data.uniforms;

		// CSS2D renderer
		this.css2dRenderer = new CSS2DRenderer(this.events);

		this.skyboxScene = new SkyboxScene(this.data.uniforms);

		this.camera = new CombinedCamera(75, 1, 0.1, 10000, 0);
		this.skyboxCamera = new PerspectiveCamera(75, 1, 0.1, 10000);

		this.controlsManager = new ControlsManager(this, this.camera);

		this.raycaster = new Raycaster();
		this.raycaster.layers.enableAll();
		this.raycaster.params.Line2 = {threshold: 20}

		/** @type {Map} */
		this.map = null;

		this.markers = new MarkerSet("bm-root");

		this.lastFrame = 0;

		// initialize
		this.initializeRootElement();

		// handle window resizes
		window.addEventListener("resize", this.handleContainerResize);

		// start render-loop
		requestAnimationFrame(this.renderLoop);
	}

constructor( scene, camera, width, height ) {

		super();

		this.width = ( width !== undefined ) ? width : 512;
		this.height = ( height !== undefined ) ? height : 512;

		this.clear = true;

		this.camera = camera;
		this.scene = scene;

		this.kernelRadius = 8;
		this.kernelSize = 32;
		this.kernel = [];
		this.noiseTexture = null;
		this.output = 0;

		this.minDistance = 0.005;
		this.maxDistance = 0.1;

		this._visibilityCache = new Map();

		//

		this.generateSampleKernel();
		this.generateRandomKernelRotations();

		// beauty render target

		const depthTexture = new DepthTexture();
		depthTexture.format = DepthStencilFormat;
		depthTexture.type = UnsignedInt248Type;

		this.beautyRenderTarget = new WebGLRenderTarget( this.width, this.height );

		// normal render target with depth buffer

		this.normalRenderTarget = new WebGLRenderTarget( this.width, this.height, {
			minFilter: NearestFilter,
			magFilter: NearestFilter,
			depthTexture: depthTexture
		} );

		// ssao render target

		this.ssaoRenderTarget = new WebGLRenderTarget( this.width, this.height );

		this.blurRenderTarget = this.ssaoRenderTarget.clone();

		// ssao material

		if ( SSAOShader === undefined ) {

			console.error( 'THREE.SSAOPass: The pass relies on SSAOShader.' );

		}

		this.ssaoMaterial = new ShaderMaterial( {
			defines: Object.assign( {}, SSAOShader.defines ),
			uniforms: UniformsUtils.clone( SSAOShader.uniforms ),
			vertexShader: SSAOShader.vertexShader,
			fragmentShader: SSAOShader.fragmentShader,
			blending: NoBlending
		} );

		this.ssaoMaterial.uniforms[ 'tDiffuse' ].value = this.beautyRenderTarget.texture;
		this.ssaoMaterial.uniforms[ 'tNormal' ].value = this.normalRenderTarget.texture;
		this.ssaoMaterial.uniforms[ 'tDepth' ].value = this.normalRenderTarget.depthTexture;
		this.ssaoMaterial.uniforms[ 'tNoise' ].value = this.noiseTexture;
		this.ssaoMaterial.uniforms[ 'kernel' ].value = this.kernel;
		this.ssaoMaterial.uniforms[ 'cameraNear' ].value = this.camera.near;
		this.ssaoMaterial.uniforms[ 'cameraFar' ].value = this.camera.far;
		this.ssaoMaterial.uniforms[ 'resolution' ].value.set( this.width, this.height );
		this.ssaoMaterial.uniforms[ 'cameraProjectionMatrix' ].value.copy( this.camera.projectionMatrix );
		this.ssaoMaterial.uniforms[ 'cameraInverseProjectionMatrix' ].value.copy( this.camera.projectionMatrixInverse );

		// normal material

		this.normalMaterial = new MeshNormalMaterial();
		this.normalMaterial.blending = NoBlending;

		// blur material

		this.blurMaterial = new ShaderMaterial( {
			defines: Object.assign( {}, SSAOBlurShader.defines ),
			uniforms: UniformsUtils.clone( SSAOBlurShader.uniforms ),
			vertexShader: SSAOBlurShader.vertexShader,
			fragmentShader: SSAOBlurShader.fragmentShader
		} );
		this.blurMaterial.uniforms[ 'tDiffuse' ].value = this.ssaoRenderTarget.texture;
		this.blurMaterial.uniforms[ 'resolution' ].value.set( this.width, this.height );

		// material for rendering the depth

		this.depthRenderMaterial = new ShaderMaterial( {
			defines: Object.assign( {}, SSAODepthShader.defines ),
			uniforms: UniformsUtils.clone( SSAODepthShader.uniforms ),
			vertexShader: SSAODepthShader.vertexShader,
			fragmentShader: SSAODepthShader.fragmentShader,
			blending: NoBlending
		} );
		this.depthRenderMaterial.uniforms[ 'tDepth' ].value = this.normalRenderTarget.depthTexture;
		this.depthRenderMaterial.uniforms[ 'cameraNear' ].value = this.camera.near;
		this.depthRenderMaterial.uniforms[ 'cameraFar' ].value = this.camera.far;

		// material for rendering the content of a render target

		this.copyMaterial = new ShaderMaterial( {
			uniforms: UniformsUtils.clone( CopyShader.uniforms ),
			vertexShader: CopyShader.vertexShader,
			fragmentShader: CopyShader.fragmentShader,
			transparent: true,
			depthTest: false,
			depthWrite: false,
			blendSrc: DstColorFactor,
			blendDst: ZeroFactor,
			blendEquation: AddEquation,
			blendSrcAlpha: DstAlphaFactor,
			blendDstAlpha: ZeroFactor,
			blendEquationAlpha: AddEquation
		} );

		this.fsQuad = new FullScreenQuad( null );

		this.originalClearColor = new Color();

	}

export default function Intro({ darkTheme, active, setActivePage }) {

  // Use ref because need to directly manipulate DOM
  const mountRef = useRef(null);
  const [ requestId, setRequestId ] = useState(null)

  useEffect(() => {

    const curr = mountRef.current

    var startTime = Date.now();
    var scene = new THREE.Scene();
    var camera = new THREE.PerspectiveCamera(75, window.innerWidth/window.innerHeight, 0.1, 1000);
    var renderer = new THREE.WebGLRenderer({ antialias: true });
    renderer.setClearColor(darkTheme ? 0x000 : 0xf7f7f7,  1)

    renderer.setSize(window.innerWidth, window.innerHeight);
    mountRef.current.appendChild(renderer.domElement);


    let geometry, color1, color2
    let w = 12, h = 2
    if (darkTheme) {
      geometry = new THREE.PlaneGeometry(w, h, 70, 50);
      color2 = new Color(0x00d1ff)
      color1 = new Color(0x040b55)
    } else {
      geometry = new THREE.PlaneGeometry(w, h, 70, 50);
      color2 =  new Color(0x5233a8)
      color1 =  new Color(0x17a3db)
    }

    var material = new THREE.ShaderMaterial({
      glslVersion: THREE.GLSL1,
      wireframe: true,
      vertexShader: PerlinShader.vertexShader,
      fragmentShader: PerlinShader.fragmentShader,
      uniforms: {
        p: { value: PerlinShader.p },
        time: { value: 0 },
        color1: { value: new Vector4(color1.r, color1.g, color1.b, 1)},
        color2: { value: new Vector4(color2.r, color2.g, color2.b, 1)},
      }
    })

    var plane1 = new THREE.Mesh(geometry, material);
    plane1.rotateX(-1.1)
    plane1.position.z = 2
    plane1.position.y = -1.15
    scene.add(plane1)
    
    var plane2 = new THREE.Mesh(geometry, material);
    plane2.rotateX(1.1)
    plane2.position.z = 2
    plane2.position.y = 1.15
    scene.add(plane2)

    camera.position.z = 5

    var animate = function () {
      if (!active) { 
        cancelAnimationFrame(requestId)
        setRequestId(null)
        return
      }

      setRequestId(requestAnimationFrame(animate));

      var elapsedMilliseconds = Date.now() - startTime;
      plane1.material.uniforms.time.value = elapsedMilliseconds / 1000. / 2;
      plane1.material.uniforms.time.value %= 30;
      renderer.render(scene, camera);
    }

    let onWindowResize = function () {
      camera.aspect = window.innerWidth / window.innerHeight;
      camera.updateProjectionMatrix();
      renderer.setSize(window.innerWidth, window.innerHeight);
    };

    window.addEventListener("resize", onWindowResize, false);

    animate()

    return () => curr.removeChild(renderer.domElement);

  // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [darkTheme, active]);

  const updatePage = () => {
    const newActivePage = [false, false, false, false]
    newActivePage[1] = true
    setActivePage(newActivePage)
  }

  return (
    <div className='intro' id='intro'>

      <div id='c' ref={mountRef}></div>
      
      <div className='info'>
        <h1 className='blue'>Médéric Carriat</h1>
        <h4 className='blue'>Software Engineer looking for a 6-month internship</h4>
      </div>

      <div className='arrow-border'>
        <a 
          className='arrow-container'
          href='#experience'
          onClick={updatePage}
        >
          <span className='arrow'>
            <i class="fas fa-arrow-right blue"></i>
          </span>
        </a>
      </div>

    </div>
  )
}

ToonShaderHatching = {

	uniforms: {

		'uDirLightPos':	{ value: new Vector3() },
		'uDirLightColor': { value: new Color( 0xeeeeee ) },

		'uAmbientLightColor': { value: new Color( 0x050505 ) },

		'uBaseColor': { value: new Color( 0xffffff ) },
		'uLineColor1': { value: new Color( 0x000000 ) },
		'uLineColor2': { value: new Color( 0x000000 ) },
		'uLineColor3': { value: new Color( 0x000000 ) },
		'uLineColor4': { value: new Color( 0x000000 ) }

	},

	vertexShader: /* glsl */`

		varying vec3 vNormal;

		void main() {

			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
			vNormal = normalize( normalMatrix * normal );

		}`,

	fragmentShader: /* glsl */`

		uniform vec3 uBaseColor;
		uniform vec3 uLineColor1;
		uniform vec3 uLineColor2;
		uniform vec3 uLineColor3;
		uniform vec3 uLineColor4;

		uniform vec3 uDirLightPos;
		uniform vec3 uDirLightColor;

		uniform vec3 uAmbientLightColor;

		varying vec3 vNormal;

		void main() {

			float directionalLightWeighting = max( dot( normalize(vNormal), uDirLightPos ), 0.0);
			vec3 lightWeighting = uAmbientLightColor + uDirLightColor * directionalLightWeighting;

			gl_FragColor = vec4( uBaseColor, 1.0 );

			if ( length(lightWeighting) < 1.00 ) {

				if ( mod(gl_FragCoord.x + gl_FragCoord.y, 10.0) == 0.0) {

					gl_FragColor = vec4( uLineColor1, 1.0 );

				}

			}

			if ( length(lightWeighting) < 0.75 ) {

				if (mod(gl_FragCoord.x - gl_FragCoord.y, 10.0) == 0.0) {

					gl_FragColor = vec4( uLineColor2, 1.0 );

				}

			}

			if ( length(lightWeighting) < 0.50 ) {

				if (mod(gl_FragCoord.x + gl_FragCoord.y - 5.0, 10.0) == 0.0) {

					gl_FragColor = vec4( uLineColor3, 1.0 );

				}

			}

			if ( length(lightWeighting) < 0.3465 ) {

				if (mod(gl_FragCoord.x - gl_FragCoord.y - 5.0, 10.0) == 0.0) {

					gl_FragColor = vec4( uLineColor4, 1.0 );

			}

			}

		}`

}

ThreeMFLoader.prototype = Object.assign( Object.create( Loader.prototype ), {

	constructor: ThreeMFLoader,

	load: function ( url, onLoad, onProgress, onError ) {

		var scope = this;
		var loader = new FileLoader( scope.manager );
		loader.setPath( scope.path );
		loader.setResponseType( 'arraybuffer' );
		loader.load( url, function ( buffer ) {

			try {

				onLoad( scope.parse( buffer ) );

			} catch ( e ) {

				if ( onError ) {

					onError( e );

				} else {

					console.error( e );

				}

				scope.manager.itemError( url );

			}

		}, onProgress, onError );

	},

	parse: function ( data ) {

		var scope = this;
		var textureLoader = new TextureLoader( this.manager );

		function loadDocument( data ) {

			var zip = null;
			var file = null;

			var relsName;
			var modelRelsName;
			var modelPartNames = [];
			var printTicketPartNames = [];
			var texturesPartNames = [];
			var otherPartNames = [];

			var rels;
			var modelRels;
			var modelParts = {};
			var printTicketParts = {};
			var texturesParts = {};
			var otherParts = {};

			try {

				zip = new JSZip( data );

			} catch ( e ) {

				if ( e instanceof ReferenceError ) {

					console.error( 'THREE.3MFLoader: jszip missing and file is compressed.' );
					return null;

				}

			}

			for ( file in zip.files ) {

				if ( file.match( /\_rels\/.rels$/ ) ) {

					relsName = file;

				} else if ( file.match( /3D\/_rels\/.*\.model\.rels$/ ) ) {

					modelRelsName = file;

				} else if ( file.match( /^3D\/.*\.model$/ ) ) {

					modelPartNames.push( file );

				} else if ( file.match( /^3D\/Metadata\/.*\.xml$/ ) ) {

					printTicketPartNames.push( file );

				} else if ( file.match( /^3D\/Textures?\/.*/ ) ) {

					texturesPartNames.push( file );

				} else if ( file.match( /^3D\/Other\/.*/ ) ) {

					otherPartNames.push( file );

				}

			}

			//

			var relsView = new Uint8Array( zip.file( relsName ).asArrayBuffer() );
			var relsFileText = LoaderUtils.decodeText( relsView );
			rels = parseRelsXml( relsFileText );

			//

			if ( modelRelsName ) {

				var relsView = new Uint8Array( zip.file( modelRelsName ).asArrayBuffer() );
				var relsFileText = LoaderUtils.decodeText( relsView );
				modelRels = parseRelsXml( relsFileText );

			}

			//

			for ( var i = 0; i < modelPartNames.length; i ++ ) {

				var modelPart = modelPartNames[ i ];
				var view = new Uint8Array( zip.file( modelPart ).asArrayBuffer() );

				var fileText = LoaderUtils.decodeText( view );
				var xmlData = new DOMParser().parseFromString( fileText, 'application/xml' );

				if ( xmlData.documentElement.nodeName.toLowerCase() !== 'model' ) {

					console.error( 'THREE.3MFLoader: Error loading 3MF - no 3MF document found: ', modelPart );

				}

				var modelNode = xmlData.querySelector( 'model' );
				var extensions = {};

				for ( var i = 0; i < modelNode.attributes.length; i ++ ) {

					var attr = modelNode.attributes[ i ];
					if ( attr.name.match( /^xmlns:(.+)$/ ) ) {

						extensions[ attr.value ] = RegExp.$1;

					}

				}

				var modelData = parseModelNode( modelNode );
				modelData[ 'xml' ] = modelNode;

				if ( 0 < Object.keys( extensions ).length ) {

					modelData[ 'extensions' ] = extensions;

				}

				modelParts[ modelPart ] = modelData;

			}

			//

			for ( var i = 0; i < texturesPartNames.length; i ++ ) {

				var texturesPartName = texturesPartNames[ i ];
				texturesParts[ texturesPartName ] = zip.file( texturesPartName ).asArrayBuffer();

			}

			return {
				rels: rels,
				modelRels: modelRels,
				model: modelParts,
				printTicket: printTicketParts,
				texture: texturesParts,
				other: otherParts
			};

		}

		function parseRelsXml( relsFileText ) {

			var relationships = [];

			var relsXmlData = new DOMParser().parseFromString( relsFileText, 'application/xml' );

			var relsNodes = relsXmlData.querySelectorAll( 'Relationship' );

			for ( var i = 0; i < relsNodes.length; i ++ ) {

				var relsNode = relsNodes[ i ];

				var relationship = {
					target: relsNode.getAttribute( 'Target' ), //required
					id: relsNode.getAttribute( 'Id' ), //required
					type: relsNode.getAttribute( 'Type' ) //required
				};

				relationships.push( relationship );

			}

			return relationships;

		}

		function parseMetadataNodes( metadataNodes ) {

			var metadataData = {};

			for ( var i = 0; i < metadataNodes.length; i ++ ) {

				var metadataNode = metadataNodes[ i ];
				var name = metadataNode.getAttribute( 'name' );
				var validNames = [
					'Title',
					'Designer',
					'Description',
					'Copyright',
					'LicenseTerms',
					'Rating',
					'CreationDate',
					'ModificationDate'
				];

				if ( 0 <= validNames.indexOf( name ) ) {

					metadataData[ name ] = metadataNode.textContent;

				}

			}

			return metadataData;

		}

		function parseBasematerialsNode( basematerialsNode ) {

			var basematerialsData = {
				id: basematerialsNode.getAttribute( 'id' ), // required
				basematerials: []
			};

			var basematerialNodes = basematerialsNode.querySelectorAll( 'base' );

			for ( var i = 0; i < basematerialNodes.length; i ++ ) {

				var basematerialNode = basematerialNodes[ i ];
				var basematerialData = parseBasematerialNode( basematerialNode );
				basematerialData.index = i; // the order and count of the material nodes form an implicit 0-based index
				basematerialsData.basematerials.push( basematerialData );

			}

			return basematerialsData;

		}

		function parseTexture2DNode( texture2DNode ) {

			var texture2dData = {
				id: texture2DNode.getAttribute( 'id' ), // required
				path: texture2DNode.getAttribute( 'path' ), // required
				contenttype: texture2DNode.getAttribute( 'contenttype' ), // required
				tilestyleu: texture2DNode.getAttribute( 'tilestyleu' ),
				tilestylev: texture2DNode.getAttribute( 'tilestylev' ),
				filter: texture2DNode.getAttribute( 'filter' ),
			};

			return texture2dData;

		}

		function parseTextures2DGroupNode( texture2DGroupNode ) {

			var texture2DGroupData = {
				id: texture2DGroupNode.getAttribute( 'id' ), // required
				texid: texture2DGroupNode.getAttribute( 'texid' ), // required
				displaypropertiesid: texture2DGroupNode.getAttribute( 'displaypropertiesid' )
			};

			var tex2coordNodes = texture2DGroupNode.querySelectorAll( 'tex2coord' );

			var uvs = [];

			for ( var i = 0; i < tex2coordNodes.length; i ++ ) {

				var tex2coordNode = tex2coordNodes[ i ];
				var u = tex2coordNode.getAttribute( 'u' );
				var v = tex2coordNode.getAttribute( 'v' );

				uvs.push( parseFloat( u ), parseFloat( v ) );

			}

			texture2DGroupData[ 'uvs' ] = new Float32Array( uvs );

			return texture2DGroupData;

		}

		function parseColorGroupNode( colorGroupNode ) {

			var colorGroupData = {
				id: colorGroupNode.getAttribute( 'id' ), // required
				displaypropertiesid: colorGroupNode.getAttribute( 'displaypropertiesid' )
			};

			var colorNodes = colorGroupNode.querySelectorAll( 'color' );

			var colors = [];
			var colorObject = new Color();

			for ( var i = 0; i < colorNodes.length; i ++ ) {

				var colorNode = colorNodes[ i ];
				var color = colorNode.getAttribute( 'color' );

				colorObject.setStyle( color.substring( 0, 7 ) );
				colorObject.convertSRGBToLinear(); // color is in sRGB

				colors.push( colorObject.r, colorObject.g, colorObject.b );

			}

			colorGroupData[ 'colors' ] = new Float32Array( colors );

			return colorGroupData;

		}

		function parseMetallicDisplaypropertiesNode( metallicDisplaypropetiesNode ) {

			var metallicDisplaypropertiesData = {
				id: metallicDisplaypropetiesNode.getAttribute( 'id' ) // required
			};

			var metallicNodes = metallicDisplaypropetiesNode.querySelectorAll( 'pbmetallic' );

			var metallicData = [];

			for ( var i = 0; i < metallicNodes.length; i ++ ) {

				var metallicNode = metallicNodes[ i ];

				metallicData.push( {
					name: metallicNode.getAttribute( 'name' ), // required
					metallicness: parseFloat( metallicNode.getAttribute( 'metallicness' ) ), // required
					roughness: parseFloat( metallicNode.getAttribute( 'roughness' ) ) // required
				} );

			}

			metallicDisplaypropertiesData.data = metallicData;

			return metallicDisplaypropertiesData;

		}

		function parseBasematerialNode( basematerialNode ) {

			var basematerialData = {};

			basematerialData[ 'name' ] = basematerialNode.getAttribute( 'name' ); // required
			basematerialData[ 'displaycolor' ] = basematerialNode.getAttribute( 'displaycolor' ); // required
			basematerialData[ 'displaypropertiesid' ] = basematerialNode.getAttribute( 'displaypropertiesid' );

			return basematerialData;

		}

		function parseMeshNode( meshNode ) {

			var meshData = {};

			var vertices = [];
			var vertexNodes = meshNode.querySelectorAll( 'vertices vertex' );

			for ( var i = 0; i < vertexNodes.length; i ++ ) {

				var vertexNode = vertexNodes[ i ];
				var x = vertexNode.getAttribute( 'x' );
				var y = vertexNode.getAttribute( 'y' );
				var z = vertexNode.getAttribute( 'z' );

				vertices.push( parseFloat( x ), parseFloat( y ), parseFloat( z ) );

			}

			meshData[ 'vertices' ] = new Float32Array( vertices );

			var triangleProperties = [];
			var triangles = [];
			var triangleNodes = meshNode.querySelectorAll( 'triangles triangle' );

			for ( var i = 0; i < triangleNodes.length; i ++ ) {

				var triangleNode = triangleNodes[ i ];
				var v1 = triangleNode.getAttribute( 'v1' );
				var v2 = triangleNode.getAttribute( 'v2' );
				var v3 = triangleNode.getAttribute( 'v3' );
				var p1 = triangleNode.getAttribute( 'p1' );
				var p2 = triangleNode.getAttribute( 'p2' );
				var p3 = triangleNode.getAttribute( 'p3' );
				var pid = triangleNode.getAttribute( 'pid' );

				var triangleProperty = {};

				triangleProperty[ 'v1' ] = parseInt( v1, 10 );
				triangleProperty[ 'v2' ] = parseInt( v2, 10 );
				triangleProperty[ 'v3' ] = parseInt( v3, 10 );

				triangles.push( triangleProperty[ 'v1' ], triangleProperty[ 'v2' ], triangleProperty[ 'v3' ] );

				// optional

				if ( p1 ) {

					triangleProperty[ 'p1' ] = parseInt( p1, 10 );

				}

				if ( p2 ) {

					triangleProperty[ 'p2' ] = parseInt( p2, 10 );

				}

				if ( p3 ) {

					triangleProperty[ 'p3' ] = parseInt( p3, 10 );

				}

				if ( pid ) {

					triangleProperty[ 'pid' ] = pid;

				}

				if ( 0 < Object.keys( triangleProperty ).length ) {

					triangleProperties.push( triangleProperty );

				}

			}

			meshData[ 'triangleProperties' ] = triangleProperties;
			meshData[ 'triangles' ] = new Uint32Array( triangles );

			return meshData;

		}

		function parseComponentsNode( componentsNode ) {

			var components = [];

			var componentNodes = componentsNode.querySelectorAll( 'component' );

			for ( var i = 0; i < componentNodes.length; i ++ ) {

				var componentNode = componentNodes[ i ];
				var componentData = parseComponentNode( componentNode );
				components.push( componentData );

			}

			return components;

		}

		function parseComponentNode( componentNode ) {

			var componentData = {};

			componentData[ 'objectId' ] = componentNode.getAttribute( 'objectid' ); // required

			var transform = componentNode.getAttribute( 'transform' );

			if ( transform ) {

				componentData[ 'transform' ] = parseTransform( transform );

			}

			return componentData;

		}

		function parseTransform( transform ) {

			var t = [];
			transform.split( ' ' ).forEach( function ( s ) {

				t.push( parseFloat( s ) );

			} );

			var matrix = new Matrix4();
			matrix.set(
				t[ 0 ], t[ 3 ], t[ 6 ], t[ 9 ],
				t[ 1 ], t[ 4 ], t[ 7 ], t[ 10 ],
				t[ 2 ], t[ 5 ], t[ 8 ], t[ 11 ],
				 0.0, 0.0, 0.0, 1.0
			);

			return matrix;

		}

		function parseObjectNode( objectNode ) {

			var objectData = {
				type: objectNode.getAttribute( 'type' )
			};

			var id = objectNode.getAttribute( 'id' );

			if ( id ) {

				objectData[ 'id' ] = id;

			}

			var pid = objectNode.getAttribute( 'pid' );

			if ( pid ) {

				objectData[ 'pid' ] = pid;

			}

			var pindex = objectNode.getAttribute( 'pindex' );

			if ( pindex ) {

				objectData[ 'pindex' ] = pindex;

			}

			var thumbnail = objectNode.getAttribute( 'thumbnail' );

			if ( thumbnail ) {

				objectData[ 'thumbnail' ] = thumbnail;

			}

			var partnumber = objectNode.getAttribute( 'partnumber' );

			if ( partnumber ) {

				objectData[ 'partnumber' ] = partnumber;

			}

			var name = objectNode.getAttribute( 'name' );

			if ( name ) {

				objectData[ 'name' ] = name;

			}

			var meshNode = objectNode.querySelector( 'mesh' );

			if ( meshNode ) {

				objectData[ 'mesh' ] = parseMeshNode( meshNode );

			}

			var componentsNode = objectNode.querySelector( 'components' );

			if ( componentsNode ) {

				objectData[ 'components' ] = parseComponentsNode( componentsNode );

			}

			return objectData;

		}

		function parseResourcesNode( resourcesNode ) {

			var resourcesData = {};

			resourcesData[ 'basematerials' ] = {};
			var basematerialsNodes = resourcesNode.querySelectorAll( 'basematerials' );

			for ( var i = 0; i < basematerialsNodes.length; i ++ ) {

				var basematerialsNode = basematerialsNodes[ i ];
				var basematerialsData = parseBasematerialsNode( basematerialsNode );
				resourcesData[ 'basematerials' ][ basematerialsData[ 'id' ] ] = basematerialsData;

			}

			//

			resourcesData[ 'texture2d' ] = {};
			var textures2DNodes = resourcesNode.querySelectorAll( 'texture2d' );

			for ( var i = 0; i < textures2DNodes.length; i ++ ) {

				var textures2DNode = textures2DNodes[ i ];
				var texture2DData = parseTexture2DNode( textures2DNode );
				resourcesData[ 'texture2d' ][ texture2DData[ 'id' ] ] = texture2DData;

			}

			//

			resourcesData[ 'colorgroup' ] = {};
			var colorGroupNodes = resourcesNode.querySelectorAll( 'colorgroup' );

			for ( var i = 0; i < colorGroupNodes.length; i ++ ) {

				var colorGroupNode = colorGroupNodes[ i ];
				var colorGroupData = parseColorGroupNode( colorGroupNode );
				resourcesData[ 'colorgroup' ][ colorGroupData[ 'id' ] ] = colorGroupData;

			}

			//

			resourcesData[ 'pbmetallicdisplayproperties' ] = {};
			var pbmetallicdisplaypropertiesNodes = resourcesNode.querySelectorAll( 'pbmetallicdisplayproperties' );

			for ( var i = 0; i < pbmetallicdisplaypropertiesNodes.length; i ++ ) {

				var pbmetallicdisplaypropertiesNode = pbmetallicdisplaypropertiesNodes[ i ];
				var pbmetallicdisplaypropertiesData = parseMetallicDisplaypropertiesNode( pbmetallicdisplaypropertiesNode );
				resourcesData[ 'pbmetallicdisplayproperties' ][ pbmetallicdisplaypropertiesData[ 'id' ] ] = pbmetallicdisplaypropertiesData;

			}

			//

			resourcesData[ 'texture2dgroup' ] = {};
			var textures2DGroupNodes = resourcesNode.querySelectorAll( 'texture2dgroup' );

			for ( var i = 0; i < textures2DGroupNodes.length; i ++ ) {

				var textures2DGroupNode = textures2DGroupNodes[ i ];
				var textures2DGroupData = parseTextures2DGroupNode( textures2DGroupNode );
				resourcesData[ 'texture2dgroup' ][ textures2DGroupData[ 'id' ] ] = textures2DGroupData;

			}

			//

			resourcesData[ 'object' ] = {};
			var objectNodes = resourcesNode.querySelectorAll( 'object' );

			for ( var i = 0; i < objectNodes.length; i ++ ) {

				var objectNode = objectNodes[ i ];
				var objectData = parseObjectNode( objectNode );
				resourcesData[ 'object' ][ objectData[ 'id' ] ] = objectData;

			}

			return resourcesData;

		}

		function parseBuildNode( buildNode ) {

			var buildData = [];
			var itemNodes = buildNode.querySelectorAll( 'item' );

			for ( var i = 0; i < itemNodes.length; i ++ ) {

				var itemNode = itemNodes[ i ];
				var buildItem = {
					objectId: itemNode.getAttribute( 'objectid' )
				};
				var transform = itemNode.getAttribute( 'transform' );

				if ( transform ) {

					buildItem[ 'transform' ] = parseTransform( transform );

				}

				buildData.push( buildItem );

			}

			return buildData;

		}

		function parseModelNode( modelNode ) {

			var modelData = { unit: modelNode.getAttribute( 'unit' ) || 'millimeter' };
			var metadataNodes = modelNode.querySelectorAll( 'metadata' );

			if ( metadataNodes ) {

				modelData[ 'metadata' ] = parseMetadataNodes( metadataNodes );

			}

			var resourcesNode = modelNode.querySelector( 'resources' );

			if ( resourcesNode ) {

				modelData[ 'resources' ] = parseResourcesNode( resourcesNode );

			}

			var buildNode = modelNode.querySelector( 'build' );

			if ( buildNode ) {

				modelData[ 'build' ] = parseBuildNode( buildNode );

			}

			return modelData;

		}

		function buildTexture( texture2dgroup, objects, modelData, textureData ) {

			var texid = texture2dgroup.texid;
			var texture2ds = modelData.resources.texture2d;
			var texture2d = texture2ds[ texid ];

			if ( texture2d ) {

				var data = textureData[ texture2d.path ];
				var type = texture2d.contenttype;

				var blob = new Blob( [ data ], { type: type } );
				var sourceURI = URL.createObjectURL( blob );

				var texture = textureLoader.load( sourceURI, function () {

					URL.revokeObjectURL( sourceURI );

				} );

				texture.encoding = sRGBEncoding;

				// texture parameters

				switch ( texture2d.tilestyleu ) {

					case 'wrap':
						texture.wrapS = RepeatWrapping;
						break;

					case 'mirror':
						texture.wrapS = MirroredRepeatWrapping;
						break;

					case 'none':
					case 'clamp':
						texture.wrapS = ClampToEdgeWrapping;
						break;

					default:
						texture.wrapS = RepeatWrapping;

				}

				switch ( texture2d.tilestylev ) {

					case 'wrap':
						texture.wrapT = RepeatWrapping;
						break;

					case 'mirror':
						texture.wrapT = MirroredRepeatWrapping;
						break;

					case 'none':
					case 'clamp':
						texture.wrapT = ClampToEdgeWrapping;
						break;

					default:
						texture.wrapT = RepeatWrapping;

				}

				switch ( texture2d.filter ) {

					case 'auto':
						texture.magFilter = LinearFilter;
						texture.minFilter = LinearMipmapLinearFilter;
						break;

					case 'linear':
						texture.magFilter = LinearFilter;
						texture.minFilter = LinearFilter;
						break;

					case 'nearest':
						texture.magFilter = NearestFilter;
						texture.minFilter = NearestFilter;
						break;

					default:
						texture.magFilter = LinearFilter;
						texture.minFilter = LinearMipmapLinearFilter;

				}

				return texture;

			} else {

				return null;

			}

		}

		function buildBasematerialsMeshes( basematerials, triangleProperties, modelData, meshData, textureData, objectData ) {

			var objectPindex = objectData.pindex;

			var materialMap = {};

			for ( var i = 0, l = triangleProperties.length; i < l; i ++ ) {

				var triangleProperty = triangleProperties[ i ];
				var pindex = ( triangleProperty.p1 !== undefined ) ? triangleProperty.p1 : objectPindex;

				if ( materialMap[ pindex ] === undefined ) materialMap[ pindex ] = [];

				materialMap[ pindex ].push( triangleProperty );

			}

			//

			var keys = Object.keys( materialMap );
			var meshes = [];

			for ( var i = 0, l = keys.length; i < l; i ++ ) {

				var materialIndex = keys[ i ];
				var trianglePropertiesProps = materialMap[ materialIndex ];
				var basematerialData = basematerials.basematerials[ materialIndex ];
				var material = getBuild( basematerialData, objects, modelData, textureData, objectData, buildBasematerial );

				//

				var geometry = new BufferGeometry();

				var positionData = [];

				var vertices = meshData.vertices;

				for ( var j = 0, jl = trianglePropertiesProps.length; j < jl; j ++ ) {

					var triangleProperty = trianglePropertiesProps[ j ];

					positionData.push( vertices[ ( triangleProperty.v1 * 3 ) + 0 ] );
					positionData.push( vertices[ ( triangleProperty.v1 * 3 ) + 1 ] );
					positionData.push( vertices[ ( triangleProperty.v1 * 3 ) + 2 ] );

					positionData.push( vertices[ ( triangleProperty.v2 * 3 ) + 0 ] );
					positionData.push( vertices[ ( triangleProperty.v2 * 3 ) + 1 ] );
					positionData.push( vertices[ ( triangleProperty.v2 * 3 ) + 2 ] );

					positionData.push( vertices[ ( triangleProperty.v3 * 3 ) + 0 ] );
					positionData.push( vertices[ ( triangleProperty.v3 * 3 ) + 1 ] );
					positionData.push( vertices[ ( triangleProperty.v3 * 3 ) + 2 ] );


				}

				geometry.setAttribute( 'position', new Float32BufferAttribute( positionData, 3 ) );

				//

				var mesh = new Mesh( geometry, material );
				meshes.push( mesh );

			}

			return meshes;

		}

		function buildTexturedMesh( texture2dgroup, triangleProperties, modelData, meshData, textureData, objectData ) {

			// geometry

			var geometry = new BufferGeometry();

			var positionData = [];
			var uvData = [];

			var vertices = meshData.vertices;
			var uvs = texture2dgroup.uvs;

			for ( var i = 0, l = triangleProperties.length; i < l; i ++ ) {

				var triangleProperty = triangleProperties[ i ];

				positionData.push( vertices[ ( triangleProperty.v1 * 3 ) + 0 ] );
				positionData.push( vertices[ ( triangleProperty.v1 * 3 ) + 1 ] );
				positionData.push( vertices[ ( triangleProperty.v1 * 3 ) + 2 ] );

				positionData.push( vertices[ ( triangleProperty.v2 * 3 ) + 0 ] );
				positionData.push( vertices[ ( triangleProperty.v2 * 3 ) + 1 ] );
				positionData.push( vertices[ ( triangleProperty.v2 * 3 ) + 2 ] );

				positionData.push( vertices[ ( triangleProperty.v3 * 3 ) + 0 ] );
				positionData.push( vertices[ ( triangleProperty.v3 * 3 ) + 1 ] );
				positionData.push( vertices[ ( triangleProperty.v3 * 3 ) + 2 ] );

				//

				uvData.push( uvs[ ( triangleProperty.p1 * 2 ) + 0 ] );
				uvData.push( uvs[ ( triangleProperty.p1 * 2 ) + 1 ] );

				uvData.push( uvs[ ( triangleProperty.p2 * 2 ) + 0 ] );
				uvData.push( uvs[ ( triangleProperty.p2 * 2 ) + 1 ] );

				uvData.push( uvs[ ( triangleProperty.p3 * 2 ) + 0 ] );
				uvData.push( uvs[ ( triangleProperty.p3 * 2 ) + 1 ] );

			}

			geometry.setAttribute( 'position', new Float32BufferAttribute( positionData, 3 ) );
			geometry.setAttribute( 'uv', new Float32BufferAttribute( uvData, 2 ) );

			// material

			var texture = getBuild( texture2dgroup, objects, modelData, textureData, objectData, buildTexture );

			var material = new MeshPhongMaterial( { map: texture, flatShading: true } );

			// mesh

			var mesh = new Mesh( geometry, material );

			return mesh;

		}

		function buildVertexColorMesh( colorgroup, triangleProperties, modelData, meshData ) {

			// geometry

			var geometry = new BufferGeometry();

			var positionData = [];
			var colorData = [];

			var vertices = meshData.vertices;
			var colors = colorgroup.colors;

			for ( var i = 0, l = triangleProperties.length; i < l; i ++ ) {

				var triangleProperty = triangleProperties[ i ];

				var v1 = triangleProperty.v1;
				var v2 = triangleProperty.v2;
				var v3 = triangleProperty.v3;

				positionData.push( vertices[ ( v1 * 3 ) + 0 ] );
				positionData.push( vertices[ ( v1 * 3 ) + 1 ] );
				positionData.push( vertices[ ( v1 * 3 ) + 2 ] );

				positionData.push( vertices[ ( v2 * 3 ) + 0 ] );
				positionData.push( vertices[ ( v2 * 3 ) + 1 ] );
				positionData.push( vertices[ ( v2 * 3 ) + 2 ] );

				positionData.push( vertices[ ( v3 * 3 ) + 0 ] );
				positionData.push( vertices[ ( v3 * 3 ) + 1 ] );
				positionData.push( vertices[ ( v3 * 3 ) + 2 ] );

				//

				var p1 = triangleProperty.p1;
				var p2 = triangleProperty.p2;
				var p3 = triangleProperty.p3;

				colorData.push( colors[ ( p1 * 3 ) + 0 ] );
				colorData.push( colors[ ( p1 * 3 ) + 1 ] );
				colorData.push( colors[ ( p1 * 3 ) + 2 ] );

				colorData.push( colors[ ( ( p2 || p1 ) * 3 ) + 0 ] );
				colorData.push( colors[ ( ( p2 || p1 ) * 3 ) + 1 ] );
				colorData.push( colors[ ( ( p2 || p1 ) * 3 ) + 2 ] );

				colorData.push( colors[ ( ( p3 || p1 ) * 3 ) + 0 ] );
				colorData.push( colors[ ( ( p3 || p1 ) * 3 ) + 1 ] );
				colorData.push( colors[ ( ( p3 || p1 ) * 3 ) + 2 ] );

			}

			geometry.setAttribute( 'position', new Float32BufferAttribute( positionData, 3 ) );
			geometry.setAttribute( 'color', new Float32BufferAttribute( colorData, 3 ) );

			// material

			var material = new MeshPhongMaterial( { vertexColors: true, flatShading: true } );

			// mesh

			var mesh = new Mesh( geometry, material );

			return mesh;

		}

		function buildDefaultMesh( meshData ) {

			var geometry = new BufferGeometry();
			geometry.setIndex( new BufferAttribute( meshData[ 'triangles' ], 1 ) );
			geometry.setAttribute( 'position', new BufferAttribute( meshData[ 'vertices' ], 3 ) );

			var material = new MeshPhongMaterial( { color: 0xaaaaff, flatShading: true } );

			var mesh = new Mesh( geometry, material );

			return mesh;

		}

		function buildMeshes( resourceMap, modelData, meshData, textureData, objectData ) {

			var keys = Object.keys( resourceMap );
			var meshes = [];

			for ( var i = 0, il = keys.length; i < il; i ++ ) {

				var resourceId = keys[ i ];
				var triangleProperties = resourceMap[ resourceId ];
				var resourceType = getResourceType( resourceId, modelData );

				switch ( resourceType ) {

					case 'material':
						var basematerials = modelData.resources.basematerials[ resourceId ];
						var newMeshes = buildBasematerialsMeshes( basematerials, triangleProperties, modelData, meshData, textureData, objectData );

						for ( var j = 0, jl = newMeshes.length; j < jl; j ++ ) {

							meshes.push( newMeshes[ j ] );

						}

						break;

					case 'texture':
						var texture2dgroup = modelData.resources.texture2dgroup[ resourceId ];
						meshes.push( buildTexturedMesh( texture2dgroup, triangleProperties, modelData, meshData, textureData, objectData ) );
						break;

					case 'vertexColors':
						var colorgroup = modelData.resources.colorgroup[ resourceId ];
						meshes.push( buildVertexColorMesh( colorgroup, triangleProperties, modelData, meshData ) );
						break;

					case 'default':
						meshes.push( buildDefaultMesh( meshData ) );
						break;

					default:
						console.error( 'THREE.3MFLoader: Unsupported resource type.' );

				}

			}

			return meshes;

		}

		function getResourceType( pid, modelData ) {

			if ( modelData.resources.texture2dgroup[ pid ] !== undefined ) {

				return 'texture';

			} else if ( modelData.resources.basematerials[ pid ] !== undefined ) {

				return 'material';

			} else if ( modelData.resources.colorgroup[ pid ] !== undefined ) {

				return 'vertexColors';

			} else if ( pid === 'default' ) {

				return 'default';

			} else {

				return undefined;

			}

		}

		function analyzeObject( modelData, meshData, objectData ) {

			var resourceMap = {};

			var triangleProperties = meshData[ 'triangleProperties' ];

			var objectPid = objectData.pid;

			for ( var i = 0, l = triangleProperties.length; i < l; i ++ ) {

				var triangleProperty = triangleProperties[ i ];
				var pid = ( triangleProperty.pid !== undefined ) ? triangleProperty.pid : objectPid;

				if ( pid === undefined ) pid = 'default';

				if ( resourceMap[ pid ] === undefined ) resourceMap[ pid ] = [];

				resourceMap[ pid ].push( triangleProperty );

			}

			return resourceMap;

		}

		function buildGroup( meshData, objects, modelData, textureData, objectData ) {

			var group = new Group();

			var resourceMap = analyzeObject( modelData, meshData, objectData );
			var meshes = buildMeshes( resourceMap, modelData, meshData, textureData, objectData );

			for ( var i = 0, l = meshes.length; i < l; i ++ ) {

				group.add( meshes[ i ] );

			}

			return group;

		}

		function applyExtensions( extensions, meshData, modelXml ) {

			if ( ! extensions ) {

				return;

			}

			var availableExtensions = [];
			var keys = Object.keys( extensions );

			for ( var i = 0; i < keys.length; i ++ ) {

				var ns = keys[ i ];

				for ( var j = 0; j < scope.availableExtensions.length; j ++ ) {

					var extension = scope.availableExtensions[ j ];

					if ( extension.ns === ns ) {

						availableExtensions.push( extension );

					}

				}

			}

			for ( var i = 0; i < availableExtensions.length; i ++ ) {

				var extension = availableExtensions[ i ];
				extension.apply( modelXml, extensions[ extension[ 'ns' ] ], meshData );

			}

		}

		function getBuild( data, objects, modelData, textureData, objectData, builder ) {

			if ( data.build !== undefined ) return data.build;

			data.build = builder( data, objects, modelData, textureData, objectData );

			return data.build;

		}

		function buildBasematerial( materialData, objects, modelData ) {

			var material;

			var displaypropertiesid = materialData.displaypropertiesid;
			var pbmetallicdisplayproperties = modelData.resources.pbmetallicdisplayproperties;

			if ( displaypropertiesid !== null && pbmetallicdisplayproperties[ displaypropertiesid ] !== undefined ) {

				// metallic display property, use StandardMaterial

				var pbmetallicdisplayproperty = pbmetallicdisplayproperties[ displaypropertiesid ];
				var metallicData = pbmetallicdisplayproperty.data[ materialData.index ];

				material = new MeshStandardMaterial( { flatShading: true, roughness: metallicData.roughness, metalness: metallicData.metallicness } );

			} else {

				// otherwise use PhongMaterial

				material = new MeshPhongMaterial( { flatShading: true } );

			}

			material.name = materialData.name;

			// displaycolor MUST be specified with a value of a 6 or 8 digit hexadecimal number, e.g. "#RRGGBB" or "#RRGGBBAA"

			var displaycolor = materialData.displaycolor;

			var color = displaycolor.substring( 0, 7 );
			material.color.setStyle( color );
			material.color.convertSRGBToLinear(); // displaycolor is in sRGB

			// process alpha if set

			if ( displaycolor.length === 9 ) {

				material.opacity = parseInt( displaycolor.charAt( 7 ) + displaycolor.charAt( 8 ), 16 ) / 255;

			}

			return material;

		}

		function buildComposite( compositeData, objects, modelData, textureData ) {

			var composite = new Group();

			for ( var j = 0; j < compositeData.length; j ++ ) {

				var component = compositeData[ j ];
				var build = objects[ component.objectId ];

				if ( build === undefined ) {

					buildObject( component.objectId, objects, modelData, textureData );
					build = objects[ component.objectId ];

				}

				var object3D = build.clone();

				// apply component transform

				var transform = component.transform;

				if ( transform ) {

					object3D.applyMatrix4( transform );

				}

				composite.add( object3D );

			}

			return composite;

		}

		function buildObject( objectId, objects, modelData, textureData ) {

			var objectData = modelData[ 'resources' ][ 'object' ][ objectId ];

			if ( objectData[ 'mesh' ] ) {

				var meshData = objectData[ 'mesh' ];

				var extensions = modelData[ 'extensions' ];
				var modelXml = modelData[ 'xml' ];

				applyExtensions( extensions, meshData, modelXml );

				objects[ objectData.id ] = getBuild( meshData, objects, modelData, textureData, objectData, buildGroup );

			} else {

				var compositeData = objectData[ 'components' ];

				objects[ objectData.id ] = getBuild( compositeData, objects, modelData, textureData, objectData, buildComposite );

			}

		}

		function buildObjects( data3mf ) {

			var modelsData = data3mf.model;
			var modelRels = data3mf.modelRels;
			var objects = {};
			var modelsKeys = Object.keys( modelsData );
			var textureData = {};

			// evaluate model relationships to textures

			if ( modelRels ) {

				for ( var i = 0, l = modelRels.length; i < l; i ++ ) {

					var modelRel = modelRels[ i ];
					var textureKey = modelRel.target.substring( 1 );

					if ( data3mf.texture[ textureKey ] ) {

						textureData[ modelRel.target ] = data3mf.texture[ textureKey ];

					}

				}

			}

			// start build

			for ( var i = 0; i < modelsKeys.length; i ++ ) {

				var modelsKey = modelsKeys[ i ];
				var modelData = modelsData[ modelsKey ];

				var objectIds = Object.keys( modelData[ 'resources' ][ 'object' ] );

				for ( var j = 0; j < objectIds.length; j ++ ) {

					var objectId = objectIds[ j ];

					buildObject( objectId, objects, modelData, textureData );

				}

			}

			return objects;

		}

		function build( objects, data3mf ) {

			var group = new Group();

			var relationship = data3mf[ 'rels' ][ 0 ];
			var buildData = data3mf.model[ relationship[ 'target' ].substring( 1 ) ][ 'build' ];

			for ( var i = 0; i < buildData.length; i ++ ) {

				var buildItem = buildData[ i ];
				var object3D = objects[ buildItem[ 'objectId' ] ];

				// apply transform

				var transform = buildItem[ 'transform' ];

				if ( transform ) {

					object3D.applyMatrix4( transform );

				}

				group.add( object3D );

			}

			return group;

		}

		var data3mf = loadDocument( data );
		var objects = buildObjects( data3mf );

		return build( objects, data3mf );

	},

	addExtension: function ( extension ) {

		this.availableExtensions.push( extension );

	}

} );

constructor( { renderer, scene, camera, width, height, selects } ) {

		super();

		this.width = ( width !== undefined ) ? width : 512;
		this.height = ( height !== undefined ) ? height : 512;

		this.clear = true;

		this.renderer = renderer;
		this.scene = scene;
		this.camera = camera;

		this.output = 0;
		// this.output = 1;

		this.ior = SSRrShader.uniforms.ior.value;
		this.maxDistance = SSRrShader.uniforms.maxDistance.value;
		this.surfDist = SSRrShader.uniforms.surfDist.value;

		this.tempColor = new Color();

		this.selects = selects;

		this._specular = SSRrShader.defines.SPECULAR;
		Object.defineProperty( this, 'specular', {
			get() {

				return this._specular;

			},
			set( val ) {

				if ( this._specular === val ) return;
				this._specular = val;
				this.ssrrMaterial.defines.SPECULAR = val;
				this.ssrrMaterial.needsUpdate = true;

			}
		} );

		this._fillHole = SSRrShader.defines.FILL_HOLE;
		Object.defineProperty( this, 'fillHole', {
			get() {

				return this._fillHole;

			},
			set( val ) {

				if ( this._fillHole === val ) return;
				this._fillHole = val;
				this.ssrrMaterial.defines.FILL_HOLE = val;
				this.ssrrMaterial.needsUpdate = true;

			}
		} );

		this._infiniteThick = SSRrShader.defines.INFINITE_THICK;
		Object.defineProperty( this, 'infiniteThick', {
			get() {

				return this._infiniteThick;

			},
			set( val ) {

				if ( this._infiniteThick === val ) return;
				this._infiniteThick = val;
				this.ssrrMaterial.defines.INFINITE_THICK = val;
				this.ssrrMaterial.needsUpdate = true;

			}
		} );

		// beauty render target with depth buffer

		const depthTexture = new DepthTexture();
		depthTexture.type = UnsignedShortType;
		depthTexture.minFilter = NearestFilter;
		depthTexture.magFilter = NearestFilter;

		this.beautyRenderTarget = new WebGLRenderTarget( this.width, this.height, {
			minFilter: NearestFilter,
			magFilter: NearestFilter,
			format: RGBAFormat,
			depthTexture: depthTexture,
			depthBuffer: true
		} );

		this.specularRenderTarget = new WebGLRenderTarget( this.width, this.height, { // TODO: Can merge with refractiveRenderTarget?
			minFilter: NearestFilter,
			magFilter: NearestFilter,
			format: RGBAFormat,
		} );

		// normalSelects render target

		const depthTextureSelects = new DepthTexture();
		depthTextureSelects.type = UnsignedShortType;
		depthTextureSelects.minFilter = NearestFilter;
		depthTextureSelects.magFilter = NearestFilter;

		this.normalSelectsRenderTarget = new WebGLRenderTarget( this.width, this.height, {
			minFilter: NearestFilter,
			magFilter: NearestFilter,
			format: RGBAFormat,
			type: HalfFloatType,
			depthTexture: depthTextureSelects,
			depthBuffer: true
		} );

		// refractive render target

		this.refractiveRenderTarget = new WebGLRenderTarget( this.width, this.height, {
			minFilter: NearestFilter,
			magFilter: NearestFilter,
			format: RGBAFormat
		} );

		// ssrr render target

		this.ssrrRenderTarget = new WebGLRenderTarget( this.width, this.height, {
			minFilter: NearestFilter,
			magFilter: NearestFilter,
			format: RGBAFormat
		} );

		// ssrr material

		if ( SSRrShader === undefined ) {

			console.error( 'THREE.SSRrPass: The pass relies on SSRrShader.' );

		}

		this.ssrrMaterial = new ShaderMaterial( {
			defines: Object.assign( {}, SSRrShader.defines, {
				MAX_STEP: Math.sqrt( this.width * this.width + this.height * this.height )
			} ),
			uniforms: UniformsUtils.clone( SSRrShader.uniforms ),
			vertexShader: SSRrShader.vertexShader,
			fragmentShader: SSRrShader.fragmentShader,
			blending: NoBlending
		} );

		this.ssrrMaterial.uniforms[ 'tDiffuse' ].value = this.beautyRenderTarget.texture;
		this.ssrrMaterial.uniforms[ 'tSpecular' ].value = this.specularRenderTarget.texture;
		this.ssrrMaterial.uniforms[ 'tNormalSelects' ].value = this.normalSelectsRenderTarget.texture;
		this.ssrrMaterial.needsUpdate = true;
		this.ssrrMaterial.uniforms[ 'tRefractive' ].value = this.refractiveRenderTarget.texture;
		this.ssrrMaterial.uniforms[ 'tDepth' ].value = this.beautyRenderTarget.depthTexture;
		this.ssrrMaterial.uniforms[ 'tDepthSelects' ].value = this.normalSelectsRenderTarget.depthTexture;
		this.ssrrMaterial.uniforms[ 'cameraNear' ].value = this.camera.near;
		this.ssrrMaterial.uniforms[ 'cameraFar' ].value = this.camera.far;
		this.ssrrMaterial.uniforms[ 'resolution' ].value.set( this.width, this.height );
		this.ssrrMaterial.uniforms[ 'cameraProjectionMatrix' ].value.copy( this.camera.projectionMatrix );
		this.ssrrMaterial.uniforms[ 'cameraInverseProjectionMatrix' ].value.copy( this.camera.projectionMatrixInverse );

		// normal material

		this.normalMaterial = new MeshNormalMaterial();
		this.normalMaterial.blending = NoBlending;

		// refractiveOn material

		this.refractiveOnMaterial = new MeshBasicMaterial( {
			color: 'white'
		} );

		// refractiveOff material

		this.refractiveOffMaterial = new MeshBasicMaterial( {
			color: 'black'
		} );

		// specular material
		this.specularMaterial = new MeshStandardMaterial( {
			color: 'black',
			metalness: 0,
			roughness: .2,
		} );

		// material for rendering the depth

		this.depthRenderMaterial = new ShaderMaterial( {
			defines: Object.assign( {}, SSRrDepthShader.defines ),
			uniforms: UniformsUtils.clone( SSRrDepthShader.uniforms ),
			vertexShader: SSRrDepthShader.vertexShader,
			fragmentShader: SSRrDepthShader.fragmentShader,
			blending: NoBlending
		} );
		this.depthRenderMaterial.uniforms[ 'tDepth' ].value = this.beautyRenderTarget.depthTexture;
		this.depthRenderMaterial.uniforms[ 'cameraNear' ].value = this.camera.near;
		this.depthRenderMaterial.uniforms[ 'cameraFar' ].value = this.camera.far;

		// material for rendering the content of a render target

		this.copyMaterial = new ShaderMaterial( {
			uniforms: UniformsUtils.clone( CopyShader.uniforms ),
			vertexShader: CopyShader.vertexShader,
			fragmentShader: CopyShader.fragmentShader,
			transparent: true,
			depthTest: false,
			depthWrite: false,
			blendSrc: SrcAlphaFactor,
			blendDst: OneMinusSrcAlphaFactor,
			blendEquation: AddEquation,
			blendSrcAlpha: SrcAlphaFactor,
			blendDstAlpha: OneMinusSrcAlphaFactor,
			blendEquationAlpha: AddEquation,
			// premultipliedAlpha:true,
		} );

		this.fsQuad = new FullScreenQuad( null );

		this.originalClearColor = new Color();

	}