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395 lines
9.7 KiB
395 lines
9.7 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - physically based shading</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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font-weight: bold;
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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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#info {
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position: absolute;
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width: 100%;
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text-align: center;
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padding: 5px;
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}
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a { color: skyblue; }
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</style>
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</head>
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<body>
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<div id="info">
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<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - webgl physically based shading testbed
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</div>
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<script src="../build/three.js"></script>
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<script src="js/controls/TrackballControls.js"></script>
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<script src="js/loaders/GLTFLoader.js"></script>
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<script src="js/WebGL.js"></script>
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<script src="js/libs/stats.min.js"></script>
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<script src='js/libs/dat.gui.min.js'></script>
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<script>
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var container, stats;
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var camera, scene, renderer;
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var mesh;
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var controls;
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var cubeCamera;
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var sunLight, pointLight, ambientLight;
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var mixer;
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var clock = new THREE.Clock();
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var gui, shadowCameraHelper, shadowConfig = {
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shadowCameraVisible: false,
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shadowCameraNear: 750,
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shadowCameraFar: 4000,
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shadowCameraFov: 30,
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shadowBias: - 0.0002
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};
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init();
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animate();
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function init() {
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container = document.createElement( 'div' );
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document.body.appendChild( container );
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// CAMERA
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camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 2, 10000 );
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camera.position.set( 500, 400, 1200 );
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// SCENE
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scene = new THREE.Scene();
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scene.fog = new THREE.Fog( 0, 1000, 10000 );
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// CUBE CAMERA
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cubeCamera = new THREE.CubeCamera( 1, 10000, 128 );
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// TEXTURES
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var textureLoader = new THREE.TextureLoader();
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var textureSquares = textureLoader.load( "textures/patterns/bright_squares256.png" );
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textureSquares.repeat.set( 50, 50 );
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textureSquares.wrapS = textureSquares.wrapT = THREE.RepeatWrapping;
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textureSquares.magFilter = THREE.NearestFilter;
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textureSquares.format = THREE.RGBFormat;
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var textureNoiseColor = textureLoader.load( "textures/disturb.jpg" );
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textureNoiseColor.repeat.set( 1, 1 );
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textureNoiseColor.wrapS = textureNoiseColor.wrapT = THREE.RepeatWrapping;
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textureNoiseColor.format = THREE.RGBFormat;
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var textureLava = textureLoader.load( "textures/lava/lavatile.jpg" );
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textureLava.repeat.set( 6, 2 );
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textureLava.wrapS = textureLava.wrapT = THREE.RepeatWrapping;
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textureLava.format = THREE.RGBFormat;
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// GROUND
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var groundMaterial = new THREE.MeshPhongMaterial( {
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shininess: 80,
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color: 0xffffff,
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specular: 0xffffff,
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map: textureSquares
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} );
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var planeGeometry = new THREE.PlaneBufferGeometry( 100, 100 );
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var ground = new THREE.Mesh( planeGeometry, groundMaterial );
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ground.position.set( 0, 0, 0 );
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ground.rotation.x = - Math.PI / 2;
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ground.scale.set( 1000, 1000, 1000 );
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ground.receiveShadow = true;
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scene.add( ground );
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// MATERIALS
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var materialLambert = new THREE.MeshPhongMaterial( { shininess: 50, color: 0xffffff, map: textureNoiseColor } );
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var materialPhong = new THREE.MeshPhongMaterial( { shininess: 50, color: 0xffffff, specular: 0x999999, map: textureLava } );
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var materialPhongCube = new THREE.MeshPhongMaterial( { shininess: 50, color: 0xffffff, specular: 0x999999, envMap: cubeCamera.renderTarget.texture } );
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// OBJECTS
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var sphereGeometry = new THREE.SphereBufferGeometry( 100, 64, 32 );
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var torusGeometry = new THREE.TorusBufferGeometry( 240, 60, 32, 64 );
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var cubeGeometry = new THREE.BoxBufferGeometry( 150, 150, 150 );
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addObject( torusGeometry, materialPhong, 0, 100, 0, 0 );
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addObject( cubeGeometry, materialLambert, 350, 75, 300, 0 );
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mesh = addObject( sphereGeometry, materialPhongCube, 350, 100, - 350, 0 );
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mesh.add( cubeCamera );
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function addObjectColor( geometry, color, x, y, z, ry ) {
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var material = new THREE.MeshPhongMaterial( { color: 0xffffff } );
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return addObject( geometry, material, x, y, z, ry );
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}
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function addObject( geometry, material, x, y, z, ry ) {
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var tmpMesh = new THREE.Mesh( geometry, material );
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tmpMesh.material.color.offsetHSL( 0.1, - 0.1, 0 );
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tmpMesh.position.set( x, y, z );
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tmpMesh.rotation.y = ry;
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tmpMesh.castShadow = true;
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tmpMesh.receiveShadow = true;
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scene.add( tmpMesh );
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return tmpMesh;
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}
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var bigCube = new THREE.BoxBufferGeometry( 50, 500, 50 );
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var midCube = new THREE.BoxBufferGeometry( 50, 200, 50 );
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var smallCube = new THREE.BoxBufferGeometry( 100, 100, 100 );
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addObjectColor( bigCube, 0xff0000, - 500, 250, 0, 0 );
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addObjectColor( smallCube, 0xff0000, - 500, 50, - 150, 0 );
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addObjectColor( midCube, 0x00ff00, 500, 100, 0, 0 );
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addObjectColor( smallCube, 0x00ff00, 500, 50, - 150, 0 );
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addObjectColor( midCube, 0x0000ff, 0, 100, - 500, 0 );
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addObjectColor( smallCube, 0x0000ff, - 150, 50, - 500, 0 );
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addObjectColor( midCube, 0xff00ff, 0, 100, 500, 0 );
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addObjectColor( smallCube, 0xff00ff, - 150, 50, 500, 0 );
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addObjectColor( new THREE.BoxBufferGeometry( 500, 10, 10 ), 0xffff00, 0, 600, 0, Math.PI / 4 );
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addObjectColor( new THREE.BoxBufferGeometry( 250, 10, 10 ), 0xffff00, 0, 600, 0, 0 );
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addObjectColor( new THREE.SphereBufferGeometry( 100, 32, 26 ), 0xffffff, - 300, 100, 300, 0 );
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// MORPHS
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var loader = new THREE.GLTFLoader();
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loader.load( "models/gltf/SittingBox.glb", function ( gltf ) {
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var mesh = gltf.scene.children[ 0 ];
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mixer = new THREE.AnimationMixer( mesh );
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mixer.clipAction( gltf.animations[ 0 ] ).setDuration( 10 ).play();
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var s = 200;
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mesh.scale.set( s, s, s );
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//morph.duration = 8000;
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//morph.mirroredLoop = true;
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mesh.castShadow = true;
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mesh.receiveShadow = true;
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scene.add( mesh );
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} );
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// LIGHTS
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ambientLight = new THREE.AmbientLight( 0x3f2806 );
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scene.add( ambientLight );
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pointLight = new THREE.PointLight( 0xffaa00, 1, 5000 );
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scene.add( pointLight );
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sunLight = new THREE.SpotLight( 0xffffff, 0.3, 0, Math.PI / 2 );
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sunLight.position.set( 1000, 2000, 1000 );
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sunLight.castShadow = true;
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sunLight.shadow = new THREE.LightShadow( new THREE.PerspectiveCamera( shadowConfig.shadowCameraFov, 1, shadowConfig.shadowCameraNear, shadowConfig.shadowCameraFar ) );
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sunLight.shadow.bias = shadowConfig.shadowBias;
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scene.add( sunLight );
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// SHADOW CAMERA HELPER
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shadowCameraHelper = new THREE.CameraHelper( sunLight.shadow.camera );
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shadowCameraHelper.visible = shadowConfig.shadowCameraVisible;
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scene.add( shadowCameraHelper );
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// RENDERER
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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.shadowMap.enabled = true;
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renderer.shadowMap.type = THREE.PCFSoftShadowMap;
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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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controls = new THREE.TrackballControls( camera, renderer.domElement );
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controls.target.set( 0, 120, 0 );
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controls.rotateSpeed = 1.0;
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controls.zoomSpeed = 1.2;
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controls.panSpeed = 0.8;
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controls.noZoom = false;
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controls.noPan = false;
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controls.staticMoving = true;
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controls.dynamicDampingFactor = 0.15;
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controls.keys = [ 65, 83, 68 ];
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// STATS
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stats = new Stats();
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container.appendChild( stats.dom );
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// EVENTS
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window.addEventListener( 'resize', onWindowResize, false );
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// GUI
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gui = new dat.GUI( { width: 400 } );
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// SHADOW
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var shadowGUI = gui.addFolder( "Shadow" );
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shadowGUI.add( shadowConfig, 'shadowCameraVisible' ).onChange( function () {
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shadowCameraHelper.visible = shadowConfig.shadowCameraVisible;
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} );
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shadowGUI.add( shadowConfig, 'shadowCameraNear', 1, 1500 ).onChange( function () {
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sunLight.shadow.camera.near = shadowConfig.shadowCameraNear;
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sunLight.shadow.camera.updateProjectionMatrix();
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shadowCameraHelper.update();
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} );
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shadowGUI.add( shadowConfig, 'shadowCameraFar', 1501, 5000 ).onChange( function () {
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sunLight.shadow.camera.far = shadowConfig.shadowCameraFar;
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sunLight.shadow.camera.updateProjectionMatrix();
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shadowCameraHelper.update();
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} );
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shadowGUI.add( shadowConfig, 'shadowCameraFov', 1, 120 ).onChange( function () {
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sunLight.shadow.camera.fov = shadowConfig.shadowCameraFov;
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sunLight.shadow.camera.updateProjectionMatrix();
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shadowCameraHelper.update();
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} );
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shadowGUI.add( shadowConfig, 'shadowBias', - 0.01, 0.01 ).onChange( function () {
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sunLight.shadow.bias = shadowConfig.shadowBias;
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} );
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shadowGUI.open();
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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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renderer.setSize( window.innerWidth, window.innerHeight );
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controls.handleResize();
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}
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//
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function animate() {
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requestAnimationFrame( animate );
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stats.begin();
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render();
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stats.end();
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}
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function render() {
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// update
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var delta = clock.getDelta();
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controls.update();
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if ( mixer ) {
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mixer.update( delta );
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}
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// render cube map
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mesh.visible = false;
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cubeCamera.update( renderer, scene );
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mesh.visible = true;
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// render scene
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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