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+<!DOCTYPE html>
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+<html lang="en">
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+ <head>
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+ <title>three.js webgl - Fast subsurface scattering in Blinn-Phong shading demo</title>
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+ <meta charset="utf-8">
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+ <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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+ <style>
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+ body {
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+ color: #fff;
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+ font-family: Monospace;
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+ font-size: 13px;
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+ text-align: center;
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+
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+ background-color: #000;
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+ margin: 0px;
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+ overflow: hidden;
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+ }
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+
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+ #info {
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+ position: absolute;
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+ top: 0px; width: 100%;
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+ padding: 5px;
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+ }
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+ </style>
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+ </head>
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+ <body>
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+
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+ <div id="container"></div>
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+ <div id="info"><a href="http://threejs.org" target="_blank" rel="noopener">three.js</a>
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+ <br/>Fast subsurface scattering in Blinn-Phong shading demo<br/>
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+ [Thanks for the art support from <a href="https://github.com/shaochun">Shaochun Lin</a>]
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+ </div>
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+ <script src="../build/three.js"></script>
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+ <script src="js/controls/OrbitControls.js"></script>
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+
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+ <script src="js/Detector.js"></script>
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+ <script src="js/libs/stats.min.js"></script>
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+ <script src="js/loaders/FBXLoader.js"></script>
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+ <script src="js/ShaderTranslucent.js"></script>
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+
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+ <script>
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+
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+ if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
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+
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+ var container, stats, font;
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+
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+ var camera, scene, renderer, controls;
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+
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+ init();
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+ animate();
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+
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+ function init() {
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+
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+ container = document.createElement( 'div' );
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+ document.body.appendChild( container );
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+ font = font;
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+
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+ camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 5000 );
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+ camera.position.set( 0.0, 300, 400 * 4 );
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+
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+ scene = new THREE.Scene();
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+
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+ // Lights
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+
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+ scene.add( new THREE.AmbientLight( 0x888888 ) );
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+
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+ var directionalLight = new THREE.DirectionalLight( 0xffffff, 0.03 );
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+ directionalLight.position.set( 0.0, 0.5, 0.5 ).normalize();
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+ scene.add( directionalLight );
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+
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+ var pointLight1 = new THREE.Mesh( new THREE.SphereBufferGeometry( 4, 8, 8 ), new THREE.MeshBasicMaterial( { color: 0x888888 } ) );
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+ pointLight1.add( new THREE.PointLight( 0x888888, 7.0, 300 ) );
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+ scene.add( pointLight1 );
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+ pointLight1.position.x = 0;
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+ pointLight1.position.y = 0;
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+ pointLight1.position.z = 350;
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+
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+ var pointLight2 = new THREE.Mesh( new THREE.SphereBufferGeometry( 4, 8, 8 ), new THREE.MeshBasicMaterial( { color: 0x888800 } ) );
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+ pointLight2.add( new THREE.PointLight( 0x888800, 1.0, 500 ) );
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+ scene.add( pointLight2 );
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+ pointLight2.position.x = 150;
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+ pointLight2.position.y = -100;
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+ pointLight2.position.z = -250;
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+
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+ renderer = new THREE.WebGLRenderer( { antialias: true } );
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+ renderer.setPixelRatio( window.devicePixelRatio );
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+ container.appendChild( renderer.domElement );
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+
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+ renderer.gammaInput = true;
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+ renderer.gammaOutput = true;
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+
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+ //
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+
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+ stats = new Stats();
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+ container.appendChild( stats.dom );
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+
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+ controls = new THREE.OrbitControls( camera );
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+
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+ window.addEventListener( 'resize', onWindowResize, false );
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+
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+ initMaterial();
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+ }
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+
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+ function initMaterial() {
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+ var shader = new THREE.TranslucentShader();
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+ var uniforms = THREE.UniformsUtils.clone( shader.uniforms );
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+
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+ // Materials
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+
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+ var loader = new THREE.TextureLoader();
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+ var imgTexture = loader.load("models/fbx/white.jpg");
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+ var thicknessTexture = loader.load("models/fbx/bunny_thickness.png");
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+ imgTexture.wrapS = imgTexture.wrapT = THREE.RepeatWrapping;
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+
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+ uniforms[ "map" ].value = imgTexture;
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+
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+ uniforms[ "diffuse" ].value = new THREE.Vector3(1.0, 0.2, 0.2);
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+ uniforms[ "shininess" ].value = 500;
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+
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+ uniforms[ "thicknessMap" ].value = thicknessTexture;
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+ uniforms[ "thicknessColor" ].value = new THREE.Vector3(0.5, 0.3, 0.3);
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+ uniforms[ "thicknessDistortion" ].value = 0.1;
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+ uniforms[ "thicknessAmbient" ].value = 0.1;
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+ uniforms[ "thicknessAttenuation" ].value = 0.8;
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+ uniforms[ "thicknessPower" ].value = 2;
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+ uniforms[ "thicknessScale" ].value = 10.0;
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+
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+ var parameters = { fragmentShader: shader.fragmentShader, vertexShader: shader.vertexShader, uniforms: uniforms, lights: true };
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+ var material = new THREE.ShaderMaterial( parameters );
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+ material.extensions.derivatives = true;
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+
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+ // LOADER
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+
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+ var loader = new THREE.FBXLoader();
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+ loader.load("models/fbx/stanford-bunny.fbx", function(object) {
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+ loadedModel(object, 1, material);
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+ });
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+ }
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+
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+ function loadedModel(object, scale, material) {
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+ object.children[0].position.x = 0;
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+ object.children[0].position.y = 0;
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+ object.children[0].position.z = 10;
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+ object.children[0].scale.set(scale, scale, scale);
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+ object.children[0].material = material;
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+ scene.add(object);
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+ }
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+
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+ function onWindowResize() {
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+ camera.aspect = window.innerWidth / window.innerHeight;
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+ camera.updateProjectionMatrix();
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+
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+ }
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+
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+ //
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+
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+ function animate() {
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+ requestAnimationFrame( animate );
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+
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+ render();
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+ stats.update();
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+ }
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+
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+ function render() {
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+ var timer = Date.now() * 0.00025;
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+
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+ camera.lookAt( scene.position );
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+ renderer.render( scene, camera );
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+ }
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+
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+ </script>
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+
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+ </body>
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+</html>
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Daosheng Mu
