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163 lines
3.3 KiB
163 lines
3.3 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js refraction</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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background:#777;
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padding:0;
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margin:0;
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font-weight: bold;
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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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top: 0px;
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width: 100%;
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color: #ffffff;
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padding: 5px;
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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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a {
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color: #ffffff;
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}
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</style>
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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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<script src="js/shaders/WaterRefractionShader.js"></script>
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<script src="js/objects/Refractor.js"></script>
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<script src="js/WebGL.js"></script>
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</head>
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<body>
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<div id="container"></div>
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<div id="info">
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<a href="https://threejs.org" target="_blank" rel="noopener noreferrer">three.js</a> refraction
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</div>
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<script>
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if ( WEBGL.isWebGLAvailable() === false ) {
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document.body.appendChild( WEBGL.getWebGLErrorMessage() );
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}
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var scene, camera, clock, renderer, refractor, controls;
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init();
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function init() {
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// scene
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scene = new THREE.Scene();
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// camera
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camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 1000 );
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camera.position.set( - 10, 0, 15 );
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camera.lookAt( scene.position );
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// clock
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clock = new THREE.Clock();
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// mesh
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var geometry = new THREE.TorusKnotBufferGeometry( 3, 1, 256, 32 );
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var material = new THREE.MeshStandardMaterial( { color: 0x6083c2 } );
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var mesh = new THREE.Mesh( geometry, material );
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scene.add( mesh );
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// refractor
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var refractorGeometry = new THREE.PlaneBufferGeometry( 10, 10 );
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refractor = new THREE.Refractor( refractorGeometry, {
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color: 0x999999,
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textureWidth: 1024,
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textureHeight: 1024,
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shader: THREE.WaterRefractionShader
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} );
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refractor.position.set( 0, 0, 5 );
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scene.add( refractor );
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// load dudv map for distortion effect
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var dudvMap = new THREE.TextureLoader().load( 'textures/waterdudv.jpg', function () {
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animate();
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} );
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dudvMap.wrapS = dudvMap.wrapT = THREE.RepeatWrapping;
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refractor.material.uniforms[ "tDudv" ].value = dudvMap;
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// light
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var ambientLight = new THREE.AmbientLight( 0xcccccc, 0.4 );
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scene.add( ambientLight );
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var pointLight = new THREE.PointLight( 0xffffff, 0.8 );
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camera.add( pointLight );
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scene.add( camera );
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// renderer
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderer.setClearColor( 0x20252f );
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renderer.setPixelRatio( window.devicePixelRatio );
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document.body.appendChild( renderer.domElement );
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//
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controls = new THREE.OrbitControls( camera, renderer.domElement );
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//
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window.addEventListener( 'resize', onResize, false );
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}
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function onResize() {
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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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}
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function animate() {
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requestAnimationFrame( animate );
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render();
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}
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function render() {
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refractor.material.uniforms[ "time" ].value += clock.getDelta();
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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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