Doodle3D-Slicer/three.js-master/examples/webgl_materials_cubemap_escher.html
2015-06-12 15:58:26 +02:00

185 lines
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HTML
Executable File

<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - materials - cube reflection [Escher]</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<style>
body {
background:#fff;
color:#fff;
padding:0;
margin:0;
overflow:hidden;
font-family:georgia;
text-align:center;
}
a { color: #ff0080; text-decoration: none; }
a:hover { color: #0080ff; }
#d { text-align:center; margin:1em auto -9.0em; z-index:1000; position:relative; display:block;
background:rgba(0,0,0,0.75); padding:0.25em; width:300px; border-radius:10px; -webkit-box-shadow: 0px 0px 10px rgba(0,0,0,0.5) }
#oldie { margin-top:15em !important }
</style>
</head>
<body>
<div id="d">
<p><a href="http://threejs.org">Three.js</a> cube mapping demo
<p>Original artwork by <a href="http://en.wikipedia.org/wiki/Hand_with_Reflecting_Sphere" target="_blank">M. C. Escher</a>
<p>Texture by <a href="http://brainwagon.org/2002/12/05/fun-with-environment-maps/" target="_blank">Mark VandeWettering</a>
</div>
<script src="../build/three.min.js"></script>
<script src="js/loaders/DDSLoader.js"></script>
<script src="js/Detector.js"></script>
<script src="js/libs/stats.min.js"></script>
<script>
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
var statsEnabled = false;
var container, stats;
var camera, scene, renderer;
var mesh, zmesh, lightMesh, geometry;
var directionalLight, pointLight;
var mouseX = 0;
var mouseY = 0;
var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
init();
animate();
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 1, 100000 );
camera.position.z = 3200;
scene = new THREE.Scene();
/*
var r = "textures/cube/Escher/";
var urls = [ r + "px.jpg", r + "nx.jpg",
r + "py.jpg", r + "ny.jpg",
r + "pz.jpg", r + "nz.jpg" ];
var textureCube = THREE.ImageUtils.loadTextureCube( urls );
*/
var r = "textures/cube/Escher/dds/";
var urls = [ r + "px.dds", r + "nx.dds",
r + "py.dds", r + "ny.dds",
r + "pz.dds", r + "nz.dds" ];
var loader = new THREE.DDSLoader();
var textureCube = loader.load( urls );
var material = new THREE.MeshBasicMaterial( { color: 0xffffff, envMap: textureCube } )
var geometry = new THREE.SphereGeometry( 100, 96, 64 );
var mesh = new THREE.Mesh( geometry, material );
mesh.scale.x = mesh.scale.y = mesh.scale.z = 16;
scene.add( mesh );
// Skybox
var shader = THREE.ShaderLib[ "cube" ];
shader.uniforms[ "tCube" ].value = textureCube;
var material = new THREE.ShaderMaterial( {
fragmentShader: shader.fragmentShader,
vertexShader: shader.vertexShader,
uniforms: shader.uniforms,
side: THREE.BackSide
} ),
mesh = new THREE.Mesh( new THREE.BoxGeometry( 6000, 6000, 6000 ), material );
scene.add( mesh );
//
renderer = new THREE.WebGLRenderer();
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
container.appendChild( renderer.domElement );
if ( statsEnabled ) {
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
stats.domElement.style.zIndex = 100;
container.appendChild( stats.domElement );
}
//
window.addEventListener( 'resize', onWindowResize, false );
}
function onWindowResize() {
windowHalfX = window.innerWidth / 2;
windowHalfY = window.innerHeight / 2;
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
function onDocumentMouseMove(event) {
mouseX = ( event.clientX - windowHalfX );
mouseY = ( event.clientY - windowHalfY );
}
//
function animate() {
requestAnimationFrame( animate );
render();
if ( statsEnabled ) stats.update();
}
function render() {
camera.position.x += ( mouseX - camera.position.x ) * .05;
camera.position.y += ( - mouseY - camera.position.y ) * .05;
camera.lookAt( scene.position );
renderer.render( scene, camera );
}
</script>
</body>
</html>