javascript
/
three.js
oglindă de https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE HTML>
<html lang="en">
	<head>
		<title>three.js - 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/Three.js"></script>

		<script type="text/javascript" src="geometry/primitives/Cube.js"></script>
		<script type="text/javascript" src="geometry/primitives/Plane.js"></script>

		<script type="text/javascript" src="js/Stats.js"></script>

		<script type="text/javascript">

			var SCREEN_WIDTH = window.innerWidth;
			var SCREEN_HEIGHT = window.innerHeight;

			var container, stats;
			var camera, scene, renderer;

			init();
			setInterval( loop, 1000 / 60 );

			function init() {

				container = document.createElement('div');
				document.body.appendChild(container);

				camera = new THREE.Camera( 45, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 10000 );
				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.LineColorMaterial( 0x000000, 0.2 ) );
					line.position.z = ( i * 50 ) - 500;
					scene.addObject( line );

					var line = new THREE.Line( geometry, new THREE.LineColorMaterial( 0x000000, 0.2 ) );
					line.position.x = ( i * 50 ) - 500;
					line.rotation.y = 90 * Math.PI / 180;
					scene.addObject( line );

				}

				// Cubes

				var geometry = new Cube( 50, 50, 50 );

				for ( var i = 0; i < 100; i ++ ) {

					var cube = new THREE.Mesh( geometry, new THREE.MeshColorFillMaterial( 0xffffff, Math.random() * 0.5 + 0.5 ) );
					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( 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);

			}

			function loop() {

				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);
				stats.update();
			}

		</script>

	</body>
</html>