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


			
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgl - stereo pano demo</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<meta name="viewmode" content="projection=stereo">
		<style>
			html, body {
				background-color: #000;
				margin: 0px;
				padding: 0px;
				overflow: hidden;
			}

			#VrMode {
				position: absolute;
				top: 0;
				left: 0;
				margin: 10px;
				background: black;
				border: 0;
				color: #fff;
				padding: 10px;
				font-size: 1rem;
			}

		</style>

	</head>
	<body>
		<button id="VrMode">VR MODE</button>
		<script src="../build/three.min.js"></script>
		<script src="js/controls/OrbitControls.js"></script>
		<script src="js/controls/VRControls.js"></script>
		<script src="js/effects/VREffect.js"></script>

		<script>

		var camera;
		var vrControls;
		var effect;
		var renderer;
		var scene;
		var vrMode = false;

		function init() {

			renderer = new THREE.WebGLRenderer( { antialias: true } );
			renderer.setPixelRatio( window.devicePixelRatio ? window.devicePixelRatio : 1 );
			document.body.appendChild( renderer.domElement );

			scene = new THREE.Scene();

			camera = new THREE.PerspectiveCamera( 90, window.innerWidth / window.innerHeight, 1, 10000 );
			camera.position.z = 0.0001;
			camera.layers.enable(1);

			effect = new THREE.VREffect( renderer );


			if ( navigator.getVRDevices ) {

				vrControls = new THREE.VRControls( camera, vrFallback );

			} else {

				vrFallback();

			}


			var textures = getTexturesFromAtlasFile( "textures/cube/sun_temple_stripe_stereo.jpg", 12 );


			var materials = [];

			for ( var i = 0; i < 6; i ++ ) {

					materials.push( new THREE.MeshBasicMaterial( { map: textures[i] } ) );

			}

			var skyBox = new THREE.Mesh( new THREE.CubeGeometry( 1024, 1024, 1024 ), new THREE.MeshFaceMaterial( materials ) );
			skyBox.applyMatrix( new THREE.Matrix4().makeScale( 1, 1, -1 ) );
			skyBox.layers.set( 1 );
			scene.add( skyBox );


			var materialsR = [];

			for ( var i = 6; i < 12; i ++ ) {

					materialsR.push( new THREE.MeshBasicMaterial( { map: textures[i] } ) );

			}

			var skyBoxR = new THREE.Mesh( new THREE.CubeGeometry( 1024, 1024, 1024 ), new THREE.MeshFaceMaterial( materialsR ) );
			skyBoxR.applyMatrix( new THREE.Matrix4().makeScale( 1, 1, -1 ) );
			skyBoxR.layers.set( 2 );
			scene.add( skyBoxR );

			animate();
			onWindowResize();

		}

		function getTexturesFromAtlasFile( atlasImgUrl, tilesNum ) {

			var textures = [];

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

				textures[i] = new THREE.Texture();

			}

			var imageObj = new Image();

			imageObj.onload = function() {

				var canvas, context;
				var tileWidth = imageObj.height;

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

					canvas = document.createElement( 'canvas' );
					context = canvas.getContext( '2d' );
					canvas.height = tileWidth;
					canvas.width = tileWidth;
					context.drawImage( imageObj, tileWidth * i, 0, tileWidth, tileWidth, 0, 0, tileWidth, tileWidth );
					textures[i].image = canvas
					textures[i].needsUpdate = true;

				}

			};

			imageObj.src = atlasImgUrl;

			return textures;

		}

		function vrFallback() {

				vrControls = new THREE.OrbitControls( camera );
				document.querySelector( '#VrMode' ).style.textDecoration = "line-through";

		}

		function requestFullscreen() {

				effect.setFullScreen( true );

		}

		function onWindowResize() {

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

			if (vrMode) {

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

			} else {

				renderer.setSize(window.innerWidth, window.innerHeight);
				
			}

		}

		function onFullscreenChange(e) {

			var fsElement = document.fullscreenElement ||
				document.mozFullScreenElement ||
				document.webkitFullscreenElement;

			if ( !fsElement ) {

				vrMode = false;

			} else {

				window.screen.orientation.lock( 'landscape' );

			}

		}

		function animate() {

			if ( vrMode ) {

				effect.render( scene, camera );

			} else {

				renderer.setViewport( 0, 0, window.innerWidth, window.innerHeight );
				renderer.render( scene, camera );

			}

			vrControls.update();
			requestAnimationFrame( animate );

		}

		document.querySelector( '#VrMode' ).addEventListener( 'click', function() {

			vrMode = vrMode ? false : true;
			requestFullscreen();
			onWindowResize();

		} );

		document.addEventListener( 'fullscreenchange', onFullscreenChange );
		document.addEventListener( 'mozfullscreenchange', onFullscreenChange );
		window.addEventListener( 'resize', onWindowResize, false );

		init();

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