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280 lines
7.6 KiB
280 lines
7.6 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webvr - cubes</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
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<!-- Origin Trial Token, feature = WebXR Device API (For Chrome M69+), origin = https://threejs.org, expires = 2019-03-06 -->
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<meta http-equiv="origin-trial" data-feature="WebXR Device API (For Chrome M69+)" data-expires="2019-03-06" content="AvDjbxYpoTgOL1PS0JEra7KFCehfTlKnXpU/ORSwNdCQ35cX70cTUkXOnQ26A5XJi3eXHSKpBPchdt5lbcxDuAIAAABTeyJvcmlnaW4iOiJodHRwczovL3RocmVlanMub3JnOjQ0MyIsImZlYXR1cmUiOiJXZWJYUkRldmljZU02OSIsImV4cGlyeSI6MTU1MTgzMDM5OX0=">
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<style>
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body {
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font-family: Monospace;
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background-color: #101010;
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color: #fff;
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margin: 0px;
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overflow: hidden;
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}
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a {
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color: #f00;
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}
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</style>
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</head>
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<body>
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<script src="../build/three.js"></script>
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<script src="js/vr/WebVR.js"></script>
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<script src="js/geometries/BoxLineGeometry.js"></script>
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<script>
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var clock = new THREE.Clock();
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var container;
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var camera, scene, raycaster, renderer;
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var room;
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var isMouseDown = false;
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var INTERSECTED;
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var crosshair;
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init();
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animate();
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function init() {
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container = document.createElement( 'div' );
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document.body.appendChild( container );
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var info = document.createElement( 'div' );
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info.style.position = 'absolute';
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info.style.top = '10px';
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info.style.width = '100%';
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info.style.textAlign = 'center';
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info.innerHTML = '<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> webgl - interactive cubes';
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container.appendChild( info );
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0x505050 );
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camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 10 );
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scene.add( camera );
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crosshair = new THREE.Mesh(
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new THREE.RingBufferGeometry( 0.02, 0.04, 32 ),
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new THREE.MeshBasicMaterial( {
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color: 0xffffff,
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opacity: 0.5,
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transparent: true
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} )
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);
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crosshair.position.z = - 2;
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camera.add( crosshair );
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room = new THREE.LineSegments(
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new THREE.BoxLineGeometry( 6, 6, 6, 10, 10, 10 ),
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new THREE.LineBasicMaterial( { color: 0x808080 } )
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);
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room.position.y = 3;
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scene.add( room );
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scene.add( new THREE.HemisphereLight( 0x606060, 0x404040 ) );
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var light = new THREE.DirectionalLight( 0xffffff );
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light.position.set( 1, 1, 1 ).normalize();
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scene.add( light );
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var geometry = new THREE.BoxBufferGeometry( 0.15, 0.15, 0.15 );
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for ( var i = 0; i < 200; i ++ ) {
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var object = new THREE.Mesh( geometry, new THREE.MeshLambertMaterial( { color: Math.random() * 0xffffff } ) );
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object.position.x = Math.random() * 4 - 2;
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object.position.y = Math.random() * 4 - 2;
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object.position.z = Math.random() * 4 - 2;
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object.rotation.x = Math.random() * 2 * Math.PI;
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object.rotation.y = Math.random() * 2 * Math.PI;
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object.rotation.z = Math.random() * 2 * Math.PI;
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object.scale.x = Math.random() + 0.5;
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object.scale.y = Math.random() + 0.5;
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object.scale.z = Math.random() + 0.5;
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object.userData.velocity = new THREE.Vector3();
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object.userData.velocity.x = Math.random() * 0.01 - 0.005;
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object.userData.velocity.y = Math.random() * 0.01 - 0.005;
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object.userData.velocity.z = Math.random() * 0.01 - 0.005;
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room.add( object );
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}
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raycaster = new THREE.Raycaster();
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderer.vr.enabled = true;
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container.appendChild( renderer.domElement );
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renderer.domElement.addEventListener( 'mousedown', onMouseDown, false );
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renderer.domElement.addEventListener( 'mouseup', onMouseUp, false );
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renderer.domElement.addEventListener( 'touchstart', onMouseDown, false );
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renderer.domElement.addEventListener( 'touchend', onMouseUp, false );
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window.addEventListener( 'resize', onWindowResize, false );
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//
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window.addEventListener( 'vrdisplaypointerrestricted', onPointerRestricted, false );
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window.addEventListener( 'vrdisplaypointerunrestricted', onPointerUnrestricted, false );
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document.body.appendChild( WEBVR.createButton( renderer ) );
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}
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function onMouseDown() {
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isMouseDown = true;
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}
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function onMouseUp() {
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isMouseDown = false;
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}
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function onPointerRestricted() {
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var pointerLockElement = renderer.domElement;
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if ( pointerLockElement && typeof ( pointerLockElement.requestPointerLock ) === 'function' ) {
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pointerLockElement.requestPointerLock();
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}
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}
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function onPointerUnrestricted() {
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var currentPointerLockElement = document.pointerLockElement;
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var expectedPointerLockElement = renderer.domElement;
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if ( currentPointerLockElement && currentPointerLockElement === expectedPointerLockElement && typeof ( document.exitPointerLock ) === 'function' ) {
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document.exitPointerLock();
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}
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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//
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function animate() {
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renderer.setAnimationLoop( render );
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}
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function render() {
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var delta = clock.getDelta() * 60;
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if ( isMouseDown === true ) {
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var cube = room.children[ 0 ];
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room.remove( cube );
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cube.position.set( 0, 0, - 0.75 );
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cube.position.applyQuaternion( camera.quaternion );
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cube.userData.velocity.x = ( Math.random() - 0.5 ) * 0.02 * delta;
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cube.userData.velocity.y = ( Math.random() - 0.5 ) * 0.02 * delta;
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cube.userData.velocity.z = ( Math.random() * 0.01 - 0.05 ) * delta;
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cube.userData.velocity.applyQuaternion( camera.quaternion );
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room.add( cube );
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}
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// find intersections
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raycaster.setFromCamera( { x: 0, y: 0 }, camera );
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var intersects = raycaster.intersectObjects( room.children );
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if ( intersects.length > 0 ) {
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if ( INTERSECTED != intersects[ 0 ].object ) {
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if ( INTERSECTED ) INTERSECTED.material.emissive.setHex( INTERSECTED.currentHex );
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INTERSECTED = intersects[ 0 ].object;
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INTERSECTED.currentHex = INTERSECTED.material.emissive.getHex();
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INTERSECTED.material.emissive.setHex( 0xff0000 );
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}
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} else {
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if ( INTERSECTED ) INTERSECTED.material.emissive.setHex( INTERSECTED.currentHex );
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INTERSECTED = undefined;
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}
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// Keep cubes inside room
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for ( var i = 0; i < room.children.length; i ++ ) {
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var cube = room.children[ i ];
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cube.userData.velocity.multiplyScalar( 1 - ( 0.001 * delta ) );
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cube.position.add( cube.userData.velocity );
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if ( cube.position.x < - 3 || cube.position.x > 3 ) {
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cube.position.x = THREE.Math.clamp( cube.position.x, - 3, 3 );
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cube.userData.velocity.x = - cube.userData.velocity.x;
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}
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if ( cube.position.y < - 3 || cube.position.y > 3 ) {
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cube.position.y = THREE.Math.clamp( cube.position.y, - 3, 3 );
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cube.userData.velocity.y = - cube.userData.velocity.y;
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}
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if ( cube.position.z < - 3 || cube.position.z > 3 ) {
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cube.position.z = THREE.Math.clamp( cube.position.z, - 3, 3 );
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cube.userData.velocity.z = - cube.userData.velocity.z;
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}
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cube.rotation.x += cube.userData.velocity.x * 2 * delta;
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cube.rotation.y += cube.userData.velocity.y * 2 * delta;
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cube.rotation.z += cube.userData.velocity.z * 2 * delta;
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}
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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