javascript
/
three.js
mirror of https://github.com/tazdij/three.js.git


			
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205
							<!doctype html>
<html lang="en">
	<head>
		<title>three.js canvas - combo camera - orthographic + perspective</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 {
				font-family: Monospace;
				background-color: #f0f0f0;
				margin: 0px;
				overflow: hidden;
				color: purple;
			}

			a {
				color: red;
			}
		</style>
	</head>
	<body>

		<script src="../build/Three.js"></script>
		<script src="../src/extras/cameras/CombinedCamera.js"></script>

		<script src="js/RequestAnimationFrame.js"></script>
		<script src="js/Stats.js"></script>

		<div style="position: absolute; top: 10px; width: 100%; text-align: center; ">
			<a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - Combo Camera<br>
			View: <a href="#" onclick="setOrthographic();return false;"> Orthographic</a> | 
				<a href="#" onclick="setPerspective();return false;">Perspective</a><br>
			Lens: <a href="#" onclick="setLens(12);return false;">12mm</a> | 
				<a href="#" onclick="setLens(16);return false;">16mm</a> | 
				<a href="#" onclick="setLens(24);return false;">24mm</a> | 
				<a href="#" onclick="setLens(35);return false;">35mm</a> | 
				<a href="#" onclick="setLens(50);return false;">50mm</a> | 
				<a href="#" onclick="setLens(60);return false;">60mm</a> | 
				<a href="#" onclick="setLens(85);return false;">85mm</a> | 
				<a href="#" onclick="setLens(105);return false;">105mm</a><br>
			Fov: <a href="#" onclick="setFov(30);return false;">30°</a> | 
				<a href="#" onclick="setFov(50);return false;">50°</a> | 
				<a href="#" onclick="setFov(70);return false;">70°</a> | 
				<a href="#" onclick="setFov(100);return false;">100°</a><br>
			Zoom: <a href="#" onclick="camera.setZoom(0.5);return false;">0.5x</a> |
					<a href="#" onclick="camera.setZoom(1);return false;">1x</a> |
					<a href="#" onclick="camera.setZoom(2);return false;">2x</a> |
					
				<br/>
			Views: <a href="#" onclick="camera.toTopView();return false;">Top view</a> |
				<a href="#" onclick="camera.toBottomView();return false;">Bottom view</a> |
				<a href="#" onclick="camera.toLeftView();return false;">Left view</a> |
				<a href="#" onclick="camera.toRightView();return false;">Right view</a> |
				<a href="#" onclick="camera.toFrontView();return false;">Front view</a> |
				<a href="#" onclick="camera.toBackView();return false;">Back view</a> |
				<a href="#" onclick="camera.rotationAutoUpdate = true;return false;">Look at Scene</a>
				<br/>
			<div id="fov"></div>
		</div>
			

		<script>

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

			init();
			animate();

			function setFov(fov) {
				camera.setFov(fov);

				document.getElementById('fov').innerHTML = 'FOV '+ fov.toFixed(2) +'&deg;' ;
			}

			function setLens(lens) {
				// try adding a tween effect while changing focal length, and it'd be even cooler!
				var fov = camera.setLens(lens);

				document.getElementById('fov').innerHTML = 'Converted ' + lens + 'mm lens to FOV '+ fov.toFixed(2) +'&deg;' ;
			}

			function setOrthographic() {
				camera.toOrthographic();

				document.getElementById('fov').innerHTML = 'Orthographic mode' ;
			}

			function setPerspective() {
				camera.toPerspective();

				document.getElementById('fov').innerHTML = 'Perspective mode' ;
			}

			function init() {

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

				camera = new THREE.CombinedCamera( window.innerWidth /2, window.innerHeight/2, 70, 1, 1000, -1000, 1000, 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.add( 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.add( line );

				}

				// Cubes

				var geometry = new THREE.CubeGeometry( 50, 50, 50 );
				var material = new THREE.MeshLambertMaterial( { color: 0xffffff, shading: THREE.FlatShading, overdraw: true } );

				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.add(cube);

				}

				// Lights

				var ambientLight = new THREE.AmbientLight( Math.random() * 0x10 );
				scene.add( 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.add( 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.add( 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;
				camera.lookAt( scene.position );

				renderer.render( scene, camera );

			}

		</script>

	</body>
</html>