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


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webvr - cubes</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: #101010;
				color: #fff;
				margin: 0px;
				overflow: hidden;
			}
			a {
				color: #f00;
			}
		</style>
	</head>
	<body>

		<script src="../build/three.min.js"></script>

		<script src="js/WebVR.js"></script>
		<script src="js/effects/VREffect.js"></script>
		<script src="js/controls/VRControls.js"></script>

		<script>

			if ( WEBVR.isLatestAvailable() === false ) {

				document.body.appendChild( WEBVR.getMessage() );

			}

			//

			var container;
			var camera, scene, raycaster, renderer;
			var effect, controls;

			var cubes = [];
			var INTERSECTED;
			var radius = 100, theta = 0;
			var crosshair;

			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://threejs.org" target="_blank">three.js</a> webgl - interactive cubes';
				container.appendChild( info );

				scene = new THREE.Scene();

				camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 1000 );
				scene.add( camera );

				crosshair = new THREE.Mesh(
					new THREE.RingGeometry( 0.02, 0.04, 32 ),
					new THREE.MeshBasicMaterial( {
						color: 0xffffff,
						opacity: 0.5,
						transparent: true
					} )
				);
				crosshair.position.z = - 2;
				camera.add( crosshair );

				var mesh = new THREE.Mesh(
					new THREE.BoxGeometry( 200, 200, 200, 10, 10, 10 ),
					new THREE.MeshBasicMaterial( { color: 0x202020, wireframe: true } )
				);
				scene.add( mesh );

				scene.add( new THREE.HemisphereLight( 0x404020, 0x202040, 0.5 ) );

				var light = new THREE.DirectionalLight( 0xffffff );
				light.position.set( 1, 1, 1 ).normalize();
				scene.add( light );

				var geometry = new THREE.BoxGeometry( 5, 5, 5 );

				for ( var i = 0; i < 200; i ++ ) {

					var object = new THREE.Mesh( geometry, new THREE.MeshLambertMaterial( { color: Math.random() * 0xffffff } ) );

					object.position.x = Math.random() * 200 - 100;
					object.position.y = Math.random() * 200 - 100;
					object.position.z = Math.random() * 200 - 100;

					object.rotation.x = Math.random() * 2 * Math.PI;
					object.rotation.y = Math.random() * 2 * Math.PI;
					object.rotation.z = Math.random() * 2 * Math.PI;

					object.scale.x = Math.random() + 0.5;
					object.scale.y = Math.random() + 0.5;
					object.scale.z = Math.random() + 0.5;

					object.userData.velocity = new THREE.Vector3();
					object.userData.velocity.x = Math.random() * 0.4 - 0.2;
					object.userData.velocity.y = Math.random() * 0.4 - 0.2;
					object.userData.velocity.z = Math.random() * 0.4 - 0.2;

					scene.add( object );
					cubes.push( object );

				}

				raycaster = new THREE.Raycaster();

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.setClearColor( 0x101010 );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.sortObjects = false;
				container.appendChild( renderer.domElement );

				controls = new THREE.VRControls( camera );
				effect = new THREE.VREffect( renderer );

				if ( WEBVR.isAvailable() === true ) {

					document.body.appendChild( WEBVR.getButton( effect ) );

				}

				//

				window.addEventListener( 'resize', onWindowResize, false );

			}

			function onWindowResize() {

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();

				effect.setSize( window.innerWidth, window.innerHeight );

			}

			//

			function animate() {

				requestAnimationFrame( animate );
				render();

			}

			function render() {

				// find intersections

				raycaster.setFromCamera( { x: 0, y: 0 }, camera );

				var intersects = raycaster.intersectObjects( cubes );

				if ( intersects.length > 0 ) {

					if ( INTERSECTED != intersects[ 0 ].object ) {

						if ( INTERSECTED ) INTERSECTED.material.emissive.setHex( INTERSECTED.currentHex );

						INTERSECTED = intersects[ 0 ].object;
						INTERSECTED.currentHex = INTERSECTED.material.emissive.getHex();
						INTERSECTED.material.emissive.setHex( 0xff0000 );

					}

				} else {

					if ( INTERSECTED ) INTERSECTED.material.emissive.setHex( INTERSECTED.currentHex );

					INTERSECTED = null;

				}

				controls.update();

				for ( var i = 0; i < cubes.length; i ++ ) {

					var cube = cubes[ i ];

					cube.position.add( cube.userData.velocity );

					if ( cube.position.x < - 100 || cube.position.x > 100 ) {

						cube.position.x = THREE.Math.clamp( cube.position.x, - 100, 100 );
						cube.userData.velocity.x = - cube.userData.velocity.x;

					}

					if ( cube.position.y < - 100 || cube.position.y > 100 ) {

						cube.position.y = THREE.Math.clamp( cube.position.y, - 100, 100 );
						cube.userData.velocity.y = - cube.userData.velocity.y;

					}

					if ( cube.position.z < - 100 || cube.position.z > 100 ) {

						cube.position.z = THREE.Math.clamp( cube.position.z, - 100, 100 );
						cube.userData.velocity.z = - cube.userData.velocity.z;

					}

					cube.rotation.x += 0.01;

				}

				effect.render( scene, camera );

			}

		</script>
	</body>
</html>