javascript
/
three.js
zrkadlo https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webvr - daydream</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
		<!-- Origin Trial Token, feature = WebVR (For Chrome M62+), origin = https://threejs.org, expires = 2018-07-25 -->
		<meta http-equiv="origin-trial" data-feature="WebVR (For Chrome M62+)" data-expires="2018-07-25" content="AtW06hJFoVWUJTZf5gqymMIlrR60JJi5MsSe44qsHjrCmzDUNmvaTtAVg+K9O9jFpjJtn/W9jvG//hHHaq5HcQoAAABQeyJvcmlnaW4iOiJodHRwczovL3RocmVlanMub3JnOjQ0MyIsImZlYXR1cmUiOiJXZWJWUjEuMU02MiIsImV4cGlyeSI6MTUzMjUyNjI5OH0=">
		<!-- Origin Trial Token, feature = WebXR Device API, origin = https://threejs.org, expires = 2018-07-21 -->
		<meta http-equiv="origin-trial" data-feature="WebXR Device API" data-expires="2018-07-21" content="Anlf1R/bCOUxOEgGI/9TWuzHHNxBMfZSTUMDCN7cLwDj2gpLwgA1K0DPwOzO/O0Jwaur5bsHo7k9KXx+6g+82wIAAABQeyJvcmlnaW4iOiJodHRwczovL3RocmVlanMub3JnOjQ0MyIsImZlYXR1cmUiOiJXZWJYUkRldmljZSIsImV4cGlyeSI6MTUzMjE2NjIyNX0=">
		<!-- Origin Trial Token, feature = WebXR Gamepad Support, origin = https://threejs.org, expires = 2018-07-21 -->
		<meta http-equiv="origin-trial" data-feature="WebXR Gamepad Support" data-expires="2018-07-21" content="ArDsXbwATKHPmvQiPlEIWNCt4DlEjB7bLj9vOgoNmL8r38U+wQNYZyUvjQIqqzgACciUUuAnxluTIL7nNkI89gcAAABYeyJvcmlnaW4iOiJodHRwczovL3RocmVlanMub3JnOjQ0MyIsImZlYXR1cmUiOiJXZWJYUkdhbWVwYWRTdXBwb3J0IiwiZXhwaXJ5IjoxNTMyMTY2MjI1fQ==">
		<style>
			body {
				font-family: Monospace;
				background-color: #101010;
				color: #fff;
				margin: 0px;
				overflow: hidden;
			}
			a {
				color: #f00;
			}
		</style>
	</head>
	<body>

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

		<script src="js/vr/DaydreamController.js"></script>
		<script src="js/vr/WebVR.js"></script>

		<script>

			var container;
			var camera, scene, renderer;
			var controller;

			var room;

			var radius = 0.08;
			var normal = new THREE.Vector3();
			var relativeVelocity = new THREE.Vector3();

			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="https://threejs.org" target="_blank" rel="noopener">three.js</a> webvr - daydream';
				container.appendChild( info );

				scene = new THREE.Scene();
				scene.background = new THREE.Color( 0x505050 );

				camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 10 );

				room = new THREE.Mesh(
					new THREE.BoxBufferGeometry( 6, 6, 6, 8, 8, 8 ),
					new THREE.MeshBasicMaterial( { color: 0x808080, wireframe: true } )
				);
				room.position.y = 3;
				scene.add( room );

				scene.add( new THREE.HemisphereLight( 0x606060, 0x404040 ) );

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

				var geometry = new THREE.IcosahedronBufferGeometry( radius, 2 );

				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() * 4 - 2;
					object.position.y = Math.random() * 4 - 2;
					object.position.z = Math.random() * 4 - 2;

					object.userData.velocity = new THREE.Vector3();
					object.userData.velocity.x = Math.random() * 0.01 - 0.005;
					object.userData.velocity.y = Math.random() * 0.01 - 0.005;
					object.userData.velocity.z = Math.random() * 0.01 - 0.005;

					room.add( object );

				}

				//

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.vr.enabled = true;
				container.appendChild( renderer.domElement );

				//

				document.body.appendChild( WEBVR.createButton( renderer ) );

				//

				controller = new THREE.DaydreamController();
				controller.position.set( 0.3, 0.75, 0 );
				scene.add( controller );

				//

				var controllerHelper = new THREE.Line( new THREE.BufferGeometry(), new THREE.LineBasicMaterial( { linewidth: 2 } ) );
				controllerHelper.geometry.addAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 0, 0, - 10 ], 3 ) );
				controller.add( controllerHelper );

				//

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

			}

			function onWindowResize() {

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

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

			}

			//

			function animate() {

				renderer.setAnimationLoop( render );

			}

			function render() {

				controller.update();

				if ( controller.getTouchpadState() === true ) {

					var cube = room.children[ 0 ];
					room.remove( cube );

					cube.position.copy( controller.position ).sub( room.position );
					cube.userData.velocity.x = ( Math.random() - 0.5 ) * 0.02;
					cube.userData.velocity.y = ( Math.random() - 0.5 ) * 0.02;
					cube.userData.velocity.z = ( Math.random() * 0.02 - 0.1 );
					cube.userData.velocity.applyQuaternion( controller.quaternion );
					room.add( cube );

				}

				// keep cubes inside room

				var range = 3 - radius;

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

					var cube = room.children[ i ];

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

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

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

					}

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

						cube.position.y = Math.max( cube.position.y, - range );

						cube.userData.velocity.x *= 0.9;
						cube.userData.velocity.y = - cube.userData.velocity.y * 0.8;
						cube.userData.velocity.z *= 0.9;

					}

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

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

					}

					for ( var j = i + 1; j < room.children.length; j ++ ) {

						var cube2 = room.children[ j ];

						normal.copy( cube.position ).sub( cube2.position );

						if ( normal.length() < 2 * radius ) {

							normal.multiplyScalar( 0.5 * normal.length() - radius );
							cube.position.sub( normal );
							cube2.position.add( normal );

							normal.normalize();

							relativeVelocity.copy( cube.userData.velocity ).sub( cube2.userData.velocity );
							var dot = relativeVelocity.dot( normal );

							normal = normal.multiplyScalar( dot );

							cube.userData.velocity.sub( normal );
							cube2.userData.velocity.add( normal );

						}

					}

					cube.userData.velocity.y -= 0.00098;

				}

				renderer.render( scene, camera );

			}

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