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

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<!DOCTYPE HTML>
<html lang="en">
<head>
<title>three.js webgl - deferred rendering</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-color: #000;
margin: 0px;
overflow: hidden;
}
#info {
position: absolute;
top: 20px; width: 100%;
color: #ffffff;
padding: 5px;
font-family: Monospace;
font-size: 13px;
text-align: center;
}
a {
color: #ff0080;
text-decoration: none;
}
a:hover {
color: #0080ff;
}
#stats { position: absolute; top:10px; left: 5px }
#stats #fps { background: transparent !important }
#stats #fps #fpsText { color: #aaa !important }
#stats #fps #fpsGraph { display: none }
</style>
</head>
<body>
<div id="info">
<a href="http://threejs.org" target="_blank">three.js</a> - deferred point lights WebGL demo by <a href="http://de.redplant.de" target=_blank>redPlant</a> -
<a href="http://www.ir-ltd.net/infinite-3d-head-scan-released/" target="_blank">Lee Perry-Smith</a> head -
light attenuation formula by <a href="http://imdoingitwrong.wordpress.com/tag/glsl/" target=_blank>Tom Madams</a>
</div>
<div id="container"></div>
<script src="../build/three.min.js"></script>
<script src="js/loaders/BinaryLoader.js"></script>
<!-- <script src="js/loaders/UTF8Loader.js"></script> -->
<script src="js/renderers/WebGLDeferredRenderer.js"></script>
<script src="js/ShaderDeferred.js"></script>
<script src="js/shaders/CopyShader.js"></script>
<script src="js/shaders/FXAAShader.js"></script>
<script src="js/postprocessing/EffectComposer.js"></script>
<script src="js/postprocessing/RenderPass.js"></script>
<script src="js/postprocessing/ShaderPass.js"></script>
<script src="js/postprocessing/MaskPass.js"></script>
<script src="js/Detector.js"></script>
<script src="js/libs/stats.min.js"></script>
<script>
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
var SCALE = 1;
var WIDTH = window.innerWidth;
var HEIGHT = window.innerHeight;
var NEAR = 1.0, FAR = 350.0;
var VIEW_ANGLE = 45;
// controls
var mouseX = 0;
var mouseY = 0;
var targetX = 0, targetY = 0;
var angle = 0;
var target = new THREE.Vector3( 0, 0, 0 );
var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;
// core
var renderer, camera, scene, stats, clock;
// lights
var numLights = 50;
var lights = [];
//
init();
animate();
// -----------------------------
function init() {
// renderer
renderer = new THREE.WebGLDeferredRenderer( { width: WIDTH, height: HEIGHT, scale: SCALE, antialias: true } );
var container = document.getElementById( 'container' );
container.appendChild( renderer.domElement );
// camera
camera = new THREE.PerspectiveCamera( VIEW_ANGLE, WIDTH / HEIGHT, NEAR, FAR );
camera.position.z = 150;
// scene
scene = new THREE.Scene();
scene.add( camera );
// stats
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '8px';
stats.domElement.style.zIndex = 100;
container.appendChild( stats.domElement );
// clock
clock = new THREE.Clock();
// add lights
initLights();
// add objects
initObjects();
// events
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
window.addEventListener( 'resize', onWindowResize, false );
}
// -----------------------------
function initLights() {
var distance = 40;
// front light
var light = new THREE.PointLight( 0xffffff, 1.5, 1.5 * distance );
scene.add( light );
lights.push( light );
// random lights
var c = new THREE.Vector3();
for ( var i = 1; i < numLights; i ++ ) {
var light = new THREE.PointLight( 0xffffff, 2.0, distance );
c.set( Math.random(), Math.random(), Math.random() ).normalize();
light.color.setRGB( c.x, c.y, c.z );
scene.add( light );
lights.push( light );
}
var geometry = new THREE.SphereGeometry( 0.7, 7, 7 );
for ( var i = 0; i < numLights; i ++ ) {
var light = lights[ i ];
var material = new THREE.MeshBasicMaterial();
material.color = light.color;
var emitter = new THREE.Mesh( geometry, material );
light.add( emitter );
}
}
// -----------------------------
function initObjects() {
/*
var loader = new THREE.UTF8Loader();
loader.load( "models/utf8/ben_dds.js", function ( object ) {
object.scale.multiplyScalar( 150 );
object.position.y = -75;
scene.add( object );
}, { normalizeRGB: true } );
loader.load( "models/utf8/WaltHi.js", function ( object ) {
object.position.y = -35;
scene.add( object );
}, { normalizeRGB: true } );
*/
var loader = new THREE.JSONLoader();
loader.load( "obj/leeperrysmith/LeePerrySmith.js", function( geometry, materials ) {
var mapColor = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Map-COL.jpg" );
var mapHeight = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Infinite-Level_02_Disp_NoSmoothUV-4096.jpg" );
mapHeight.repeat.set( 0.998, 0.998 );
mapHeight.offset.set( 0.001, 0.001 )
mapHeight.wrapS = mapHeight.wrapT = THREE.RepeatWrapping;
mapHeight.anisotropy = 4;
mapHeight.format = THREE.RGBFormat;
var material = new THREE.MeshPhongMaterial( { map: mapColor, bumpMap: mapHeight, bumpScale: 2.5, shininess: 75, specular: 0x333333, wrapAround: true, metal: true } );
var object = new THREE.Mesh( geometry, material );
object.scale.multiplyScalar( 8 );
scene.add( object );
} );
var loader = new THREE.BinaryLoader();
loader.load( "obj/female02/Female02_bin.js", function( geometry, materials ) {
for ( var i = 0; i < materials.length; i ++ ) materials[ i ].wrapAround = true;
var object = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial( materials ) );
object.position.x = -50;
object.position.y = -48;
object.scale.multiplyScalar( 0.45 );
scene.add( object );
} );
loader.load( "obj/male02/Male02_bin.js", function( geometry, materials ) {
for ( var i = 0; i < materials.length; i ++ ) materials[ i ].wrapAround = true;
var object = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial( materials ) );
object.position.x = 50;
object.position.y = -48;
object.scale.multiplyScalar( 0.45 );
scene.add( object );
} );
// create box
var box = generateBox();
box.scale.multiplyScalar( 8 );
scene.add( box );
}
// -----------------------------
function generateBox() {
var object = new THREE.Object3D();
var mapHeight2 = THREE.ImageUtils.loadTexture( "obj/lightmap/rocks.jpg" );
mapHeight2.repeat.set( 3, 1.5 );
mapHeight2.wrapS = mapHeight2.wrapT = THREE.RepeatWrapping;
mapHeight2.anisotropy = 4;
mapHeight2.format = THREE.RGBFormat;
var mapHeight3 = THREE.ImageUtils.loadTexture( "textures/water.jpg" );
mapHeight3.repeat.set( 16, 8 );
mapHeight3.wrapS = mapHeight3.wrapT = THREE.RepeatWrapping;
mapHeight3.anisotropy = 4;
mapHeight3.format = THREE.RGBFormat;
var geoPlane = new THREE.PlaneBufferGeometry( 40, 20 );
var matPlane = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 50, bumpMap: mapHeight2, bumpScale: 0.5 } );
var matPlane2 = new THREE.MeshPhongMaterial( { color: 0x331919, specular: 0x111111, shininess: 50, bumpMap: mapHeight2, bumpScale: 1 } );
var matPlane3 = new THREE.MeshPhongMaterial( { color: 0x00aaff, specular: 0xffffff, shininess: 200, bumpMap: mapHeight3, bumpScale: 1.2, wrapAround: true } );
var matPlane4 = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 50, bumpMap: mapHeight3, bumpScale: 1 } );
// bottom
var mesh = new THREE.Mesh( geoPlane, matPlane3 );
mesh.position.z = -2;
mesh.position.y = -6;
mesh.rotation.x = -Math.PI/2;
object.add( mesh );
// top
var mesh = new THREE.Mesh( geoPlane, matPlane4 );
mesh.position.z = -2;
mesh.position.y = 6;
mesh.rotation.x = Math.PI/2;
object.add( mesh );
// back
var mesh = new THREE.Mesh( geoPlane, matPlane );
mesh.position.z = -4;
mesh.position.y = 0;
object.add( mesh );
// right
var mesh = new THREE.Mesh( geoPlane, matPlane );
mesh.position.z = 0;
mesh.position.y = 0;
mesh.position.x = 13;
mesh.rotation.y = -Math.PI/2;
//object.add( mesh );
// left
var mesh = new THREE.Mesh( geoPlane, matPlane );
mesh.position.z = 0;
mesh.position.y = 0;
mesh.position.x = -13;
mesh.rotation.y = Math.PI/2;
//object.add( mesh );
return object;
}
// -----------------------------
function onWindowResize( event ) {
windowHalfX = window.innerWidth / 2;
windowHalfY = window.innerHeight / 2;
WIDTH = window.innerWidth;
HEIGHT = window.innerHeight;
renderer.setSize( WIDTH, HEIGHT );
camera.aspect = WIDTH / HEIGHT;
camera.updateProjectionMatrix();
}
function onDocumentMouseMove( event ) {
mouseX = ( event.clientX - windowHalfX ) * 1;
mouseY = ( event.clientY - windowHalfY ) * 1;
}
// -----------------------------
function animate() {
requestAnimationFrame( animate );
render();
stats.update();
}
function render() {
// update lights
var time = Date.now() * 0.0005;
var x, y, z;
for ( var i = 0, il = lights.length; i < il; i ++ ) {
var light = lights[ i ];
if ( i > 0 ) {
x = Math.sin( time + i * 1.7 ) * 80;
y = Math.cos( time + i * 1.5 ) * 40;
z = Math.cos( time + i * 1.3 ) * 30;
} else {
x = Math.sin( time * 3 ) * 20;
y = 15;
z = Math.cos( time * 3 ) * 25 + 10;
}
light.position.set( x, y, z );
}
// update camera
var delta = clock.getDelta();
targetX = mouseX * .001;
targetY = mouseY * .001;
angle += 0.05 * ( targetX - angle );
camera.position.x = -Math.sin( angle ) * 150;
camera.position.z = Math.cos( angle ) * 150;
camera.lookAt( target );
// render
renderer.render( scene, camera );
}
</script>
</body>
</html>