mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-19 12:27:56 +01:00
253 lines
6.0 KiB
HTML
253 lines
6.0 KiB
HTML
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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 - lensflares</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 type="text/css">
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body {
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background:#000;
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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: 10px; 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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z-index:100;
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}
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a {
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color: orange;
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text-decoration: none;
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}
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a:hover {
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color: #0080ff;
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}
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#stats { position: absolute; top:0; left: 0 }
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#stats #fps { background: transparent !important }
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#stats #fps #fpsText { color: #aaa !important }
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#stats #fps #fpsGraph { display: none }
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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">three.js</a> - lensflares -
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textures from <a href="http://ro.me">ro.me</a> - fly with WASD/RF/QE + mouse
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</div>
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<script src="../build/three.min.js"></script>
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<script src="js/controls/FlyControls.js"></script>
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<script src="js/libs/stats.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 clock = new THREE.Clock();
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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( 40, window.innerWidth / window.innerHeight, 1, 15000 );
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camera.position.z = 250;
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controls = new THREE.FlyControls( camera );
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controls.movementSpeed = 2500;
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controls.domElement = container;
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controls.rollSpeed = Math.PI / 6;
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controls.autoForward = false;
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controls.dragToLook = false
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// scene
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scene = new THREE.Scene();
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scene.fog = new THREE.Fog( 0x000000, 3500, 15000 );
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scene.fog.color.setHSL( 0.51, 0.4, 0.01 );
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// world
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var s = 250;
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var cube = new THREE.BoxGeometry( s, s, s );
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var material = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0xffffff, shininess: 50 } );
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for ( var i = 0; i < 3000; i ++ ) {
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var mesh = new THREE.Mesh( cube, material );
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mesh.position.x = 8000 * ( 2.0 * Math.random() - 1.0 );
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mesh.position.y = 8000 * ( 2.0 * Math.random() - 1.0 );
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mesh.position.z = 8000 * ( 2.0 * Math.random() - 1.0 );
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mesh.rotation.x = Math.random() * Math.PI;
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mesh.rotation.y = Math.random() * Math.PI;
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mesh.rotation.z = Math.random() * Math.PI;
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mesh.matrixAutoUpdate = false;
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mesh.updateMatrix();
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scene.add( mesh );
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}
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// lights
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var ambient = new THREE.AmbientLight( 0xffffff );
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ambient.color.setHSL( 0.1, 0.3, 0.2 );
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scene.add( ambient );
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var dirLight = new THREE.DirectionalLight( 0xffffff, 0.125 );
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dirLight.position.set( 0, -1, 0 ).normalize();
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scene.add( dirLight );
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dirLight.color.setHSL( 0.1, 0.7, 0.5 );
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// lens flares
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var textureFlare0 = THREE.ImageUtils.loadTexture( "textures/lensflare/lensflare0.png" );
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var textureFlare2 = THREE.ImageUtils.loadTexture( "textures/lensflare/lensflare2.png" );
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var textureFlare3 = THREE.ImageUtils.loadTexture( "textures/lensflare/lensflare3.png" );
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addLight( 0.55, 0.9, 0.5, 5000, 0, -1000 );
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addLight( 0.08, 0.8, 0.5, 0, 0, -1000 );
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addLight( 0.995, 0.5, 0.9, 5000, 5000, -1000 );
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function addLight( h, s, l, x, y, z ) {
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var light = new THREE.PointLight( 0xffffff, 1.5, 4500 );
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light.color.setHSL( h, s, l );
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light.position.set( x, y, z );
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scene.add( light );
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var flareColor = new THREE.Color( 0xffffff );
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flareColor.setHSL( h, s, l + 0.5 );
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var lensFlare = new THREE.LensFlare( textureFlare0, 700, 0.0, THREE.AdditiveBlending, flareColor );
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lensFlare.add( textureFlare2, 512, 0.0, THREE.AdditiveBlending );
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lensFlare.add( textureFlare2, 512, 0.0, THREE.AdditiveBlending );
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lensFlare.add( textureFlare2, 512, 0.0, THREE.AdditiveBlending );
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lensFlare.add( textureFlare3, 60, 0.6, THREE.AdditiveBlending );
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lensFlare.add( textureFlare3, 70, 0.7, THREE.AdditiveBlending );
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lensFlare.add( textureFlare3, 120, 0.9, THREE.AdditiveBlending );
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lensFlare.add( textureFlare3, 70, 1.0, THREE.AdditiveBlending );
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lensFlare.customUpdateCallback = lensFlareUpdateCallback;
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lensFlare.position.copy( light.position );
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scene.add( lensFlare );
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}
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// renderer
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renderer = new THREE.WebGLRenderer( { antialias: true, alpha: true } );
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renderer.setClearColor( scene.fog.color );
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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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// stats
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stats = new Stats();
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container.appendChild( stats.domElement );
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// events
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window.addEventListener( 'resize', onWindowResize, false );
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}
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//
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function lensFlareUpdateCallback( object ) {
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var f, fl = object.lensFlares.length;
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var flare;
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var vecX = -object.positionScreen.x * 2;
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var vecY = -object.positionScreen.y * 2;
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for( f = 0; f < fl; f++ ) {
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flare = object.lensFlares[ f ];
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flare.x = object.positionScreen.x + vecX * flare.distance;
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flare.y = object.positionScreen.y + vecY * flare.distance;
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flare.rotation = 0;
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}
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object.lensFlares[ 2 ].y += 0.025;
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object.lensFlares[ 3 ].rotation = object.positionScreen.x * 0.5 + THREE.Math.degToRad( 45 );
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}
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//
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function onWindowResize( event ) {
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renderer.setSize( window.innerWidth, window.innerHeight );
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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}
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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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stats.update();
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}
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function render() {
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var delta = clock.getDelta();
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controls.update( delta );
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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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