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lines_sphere_gl.html
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<!DOCTYPE HTML>
<html lang="en">
<head>
<title>three.js - lines - spheres - webgl</title>
<meta charset="utf-8">
<style type="text/css">
body {
background-color: #000;
margin: 0px;
overflow: hidden;
}
a {
color:#0078ff;
}
#info {
position: absolute;
top: 10px; width: 100%;
color: #ffffff;
padding: 5px;
font-family: Monospace;
font-size: 13px;
text-align: center;
z-index:100;
}
#oldie {
font-family:monospace;
font-size:13px;
text-align:center;
background:rgb(50,0,0);
color:#fff;
padding:1em;
width:475px;
margin:5em auto 0;
display:none;
}
a {
color: #ff0080;
text-decoration: none;
}
a:hover {
color: #0080ff;
}
</style>
</head>
<body>
<div id="info">
<a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - lines WebGL demo
</div>
<center>
<div id="oldie">
Sorry, your browser doesn't support <a href="http://khronos.org/webgl/wiki/Getting_a_WebGL_Implementation">WebGL</a>.<br/>
<br/>
Please try in
<a href="http://www.chromium.org/getting-involved/dev-channel">Chrome 9+</a> /
<a href="http://www.mozilla.com/en-US/firefox/all-beta.html">Firefox 4+</a> /
<a href="http://nightly.webkit.org/">Safari OSX 10.6+</a>
</div>
</center>
<script type="text/javascript" src="../build/Three.js"></script>
<script type="text/javascript" src="js/Stats.js"></script>
<script type="text/javascript">
if ( !is_browser_compatible() ) {
document.getElementById( "oldie" ).style.display = "block";
}
var SCREEN_WIDTH = window.innerWidth,
SCREEN_HEIGHT = window.innerHeight,
r = 450,
mouseX = 0, mouseY = 0,
windowHalfX = window.innerWidth / 2,
windowHalfY = window.innerHeight / 2,
camera, scene, renderer,
stats;
init();
setInterval( loop, 1000 / 60 );
function init() {
var container;
container = document.createElement('div');
document.body.appendChild(container);
camera = new THREE.Camera( 80, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 3000 );
camera.position.z = 1000;
scene = new THREE.Scene();
var i, line, vector1, vector2, material, p,
parameters = [ [ 0.25, 0xff7700, 1, 2 ], [ 0.5, 0xff9900, 1, 1 ], [ 0.75, 0xffaa00, 0.75, 1 ], [ 1, 0xffaa00, 0.5, 1 ], [ 1.25, 0x000833, 0.8, 1 ],
[ 3.0, 0xaaaaaa, 0.75, 2 ], [ 3.5, 0xffffff, 0.5, 1 ], [ 4.5, 0xffffff, 0.25, 1 ], [ 5.5, 0xffffff, 0.125, 1 ] ],
geometry = new THREE.Geometry();
for ( i = 0; i < 1500; ++i ) {
vector1 = new THREE.Vector3( Math.random() * 2 - 1, Math.random() * 2 - 1, Math.random() * 2 - 1 );
vector1.normalize();
vector1.multiplyScalar( r );
vector2 = vector1.clone();
vector2.multiplyScalar( Math.random() * 0.09 + 1 );
geometry.vertices.push( new THREE.Vertex( vector1 ) );
geometry.vertices.push( new THREE.Vertex( vector2 ) );
}
for( i = 0; i < parameters.length; ++i ) {
p = parameters[ i ];
material = new THREE.LineBasicMaterial( { color: p[ 1 ], opacity: p[ 2 ], linewidth: p[ 3 ] } );
line = new THREE.Line( geometry, material, THREE.LinePieces );
line.scale.x = line.scale.y = line.scale.z = p[ 0 ];
line.originalScale = p[ 0 ];
line.rotation.y = Math.random() * Math.PI;
line.updateMatrix();
scene.addObject( line );
}
renderer = new THREE.WebGLRenderer();
renderer.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
container.appendChild(renderer.domElement);
/*
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
container.appendChild(stats.domElement);
*/
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
document.addEventListener( 'touchstart', onDocumentTouchStart, false );
document.addEventListener( 'touchmove', onDocumentTouchMove, false );
}
function onDocumentMouseMove(event) {
mouseX = event.clientX - windowHalfX;
mouseY = event.clientY - windowHalfY;
}
function onDocumentTouchStart( event ) {
if(event.touches.length > 1) {
event.preventDefault();
mouseX = event.touches[ 0 ].pageX - windowHalfX;
mouseY = event.touches[ 0 ].pageY - windowHalfY;
}
}
function onDocumentTouchMove( event ) {
if(event.touches.length == 1) {
event.preventDefault();
mouseX = event.touches[ 0 ].pageX - windowHalfX;
mouseY = event.touches[ 0 ].pageY - windowHalfY;
}
}
//
function loop() {
//camera.position.x += ( mouseX - camera.position.x ) * .05;
camera.position.y += ( - mouseY + 200 - camera.position.y ) * .05;
camera.updateMatrix();
renderer.render( scene, camera );
var time = new Date().getTime() * 0.0001;
for( var i = 0; i<scene.objects.length; i++ ) {
scene.objects[i].rotation.y = time * ( i < 4 ? i+1 : - (i+1) );
if ( i < 5 ) scene.objects[i].scale.x = scene.objects[i].scale.y = scene.objects[i].scale.z = scene.objects[i].originalScale * (i/5+1) * (1 + 0.5 * Math.sin( 7*time ) );
}
//stats.update();
}
function is_browser_compatible() {
// WebGL support
try { var test = new Float32Array(1); } catch(e) { return false; }
return true;
}
</script>
</body>
</html>