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canvas_camera_orthographic.html
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<!DOCTYPE HTML>
<html lang="en">
<head>
<title>three.js canvas - camera - orthographic</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 {
font-family: Monospace;
background-color: #f0f0f0;
margin: 0px;
overflow: hidden;
}
</style>
</head>
<body>
<script type="text/javascript" src="../build/custom/ThreeCanvas.js"></script>
<script type="text/javascript" src="../build/custom/ThreeExtras.js"></script>
<script type="text/javascript" src="js/RequestAnimationFrame.js"></script>
<script type="text/javascript" src="js/Stats.js"></script>
<script type="text/javascript">
var container, stats;
var camera, scene, renderer;
init();
animate();
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
var info = document.createElement( 'div' );
info.style.position = 'absolute';
info.style.top = '10px';
info.style.width = '100%';
info.style.textAlign = 'center';
info.innerHTML = '<a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - orthographic view';
container.appendChild( info );
camera = new THREE.Camera( 45, window.innerWidth / window.innerHeight, - 2000, 1000 );
camera.projectionMatrix = THREE.Matrix4.makeOrtho( window.innerWidth / - 2, window.innerWidth / 2, window.innerHeight / 2, window.innerHeight / - 2, - 2000, 1000 );
camera.position.x = 200;
camera.position.y = 100;
camera.position.z = 200;
scene = new THREE.Scene();
// Grid
var geometry = new THREE.Geometry();
geometry.vertices.push( new THREE.Vertex( new THREE.Vector3( - 500, 0, 0 ) ) );
geometry.vertices.push( new THREE.Vertex( new THREE.Vector3( 500, 0, 0 ) ) );
for ( var i = 0; i <= 20; i ++ ) {
var line = new THREE.Line( geometry, new THREE.LineBasicMaterial( { color: 0x000000, opacity: 0.2 } ) );
line.position.z = ( i * 50 ) - 500;
scene.addObject( line );
var line = new THREE.Line( geometry, new THREE.LineBasicMaterial( { color: 0x000000, opacity: 0.2 } ) );
line.position.x = ( i * 50 ) - 500;
line.rotation.y = 90 * Math.PI / 180;
scene.addObject( line );
}
// Cubes
var geometry = new THREE.Cube( 50, 50, 50 );
var material = new THREE.MeshLambertMaterial( { color: 0xffffff, shading: THREE.FlatShading } );
for ( var i = 0; i < 100; i ++ ) {
var cube = new THREE.Mesh( geometry, material );
cube.overdraw = true;
cube.scale.y = Math.floor( Math.random() * 2 + 1 );
cube.position.x = Math.floor( ( Math.random() * 1000 - 500 ) / 50 ) * 50 + 25;
cube.position.y = ( cube.scale.y * 50 ) / 2;
cube.position.z = Math.floor( ( Math.random() * 1000 - 500 ) / 50 ) * 50 + 25;
scene.addObject(cube);
}
// Lights
var ambientLight = new THREE.AmbientLight( Math.random() * 0x10 );
scene.addLight( ambientLight );
var directionalLight = new THREE.DirectionalLight( Math.random() * 0xffffff );
directionalLight.position.x = Math.random() - 0.5;
directionalLight.position.y = Math.random() - 0.5;
directionalLight.position.z = Math.random() - 0.5;
directionalLight.position.normalize();
scene.addLight( directionalLight );
var directionalLight = new THREE.DirectionalLight( Math.random() * 0xffffff );
directionalLight.position.x = Math.random() - 0.5;
directionalLight.position.y = Math.random() - 0.5;
directionalLight.position.z = Math.random() - 0.5;
directionalLight.position.normalize();
scene.addLight( directionalLight );
renderer = new THREE.CanvasRenderer();
renderer.setSize( window.innerWidth, window.innerHeight );
container.appendChild( renderer.domElement );
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
container.appendChild( stats.domElement );
}
//
function animate() {
requestAnimationFrame( animate );
render();
stats.update();
}
function render() {
var timer = new Date().getTime() * 0.0001;
camera.position.x = Math.cos( timer ) * 200;
camera.position.z = Math.sin( timer ) * 200;
renderer.render( scene, camera );
}
</script>
</body>
</html>