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lines_test.html
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<!DOCTYPE HTML>
<html lang="en">
<head>
<title>three.js - particles - floor</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width; initial-scale=1.0; maximum-scale=1.0; user-scalable=0;"/>
<style type="text/css">
body {
background-color: #000000;
margin: 0px;
overflow: hidden;
}
a {
color:#0078ff;
}
</style>
</head>
<body>
<script type="text/javascript" src="../build/Three.js"></script>
<script type="text/javascript">
var mouseX = 0, mouseY = 0,
windowHalfX = window.innerWidth / 2,
windowHalfY = window.innerHeight / 2,
SEPARATION = 200,
AMOUNTX = 10,
AMOUNTY = 10,
camera, scene, renderer,
stats;
init();
setInterval( loop, 1000 / 60 );
function init() {
var container, separation = 100, amountX = 50, amountY = 50,
particles, particle, material;
container = document.createElement('div');
document.body.appendChild(container);
camera = new THREE.Camera( 75, window.innerWidth / window.innerHeight, 1, 10000 );
camera.position.z = 100;
scene = new THREE.Scene();
renderer = new THREE.CanvasRenderer();
renderer.setSize( window.innerWidth, window.innerHeight );
container.appendChild( renderer.domElement );
// particles
material = new THREE.ParticleCircleMaterial( { color: 0xffffff } );
var geometry = new THREE.Geometry();
for ( var i = 0; i < 100; i ++ ) {
particle = new THREE.Particle( material );
particle.position.x = Math.random() * 2 - 1;
particle.position.y = Math.random() * 2 - 1;
particle.position.z = Math.random() * 2 - 1;
particle.position.normalize();
particle.position.multiplyScalar( Math.random() * 10 + 450 );
particle.scale.x = particle.scale.y = 5;
scene.addObject( particle );
geometry.vertices.push( new THREE.Vertex( particle.position ) );
}
// lines
var line = new THREE.Line( geometry, new THREE.LineBasicMaterial( { color: 0xffffff, opacity: 0.5 } ) );
scene.addObject( line );
/*
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);
// stats.update();
}
</script>
</body>
</html>