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+<!DOCTYPE HTML>
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+<html lang="en">
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+ <head>
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+ <title>three.js - webgl - roll camera example</title>
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+ <meta charset="utf-8">
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+ <style type="text/css">
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+ body {
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+ color: #000;
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+ font-family:Monospace;
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+ font-size:13px;
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+ text-align:center;
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+ font-weight: bold;
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+
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+ background-color: #fff;
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+ margin: 0px;
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+ overflow: hidden;
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+ }
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+
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+ #info {
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+ color:#000;
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+ position: absolute;
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+ top: 0px; width: 100%;
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+ padding: 5px;
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+
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+ }
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+
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+ a { color: red; }
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+
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+ </style>
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+ </head>
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+
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+ <body>
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+ <div id="container"></div>
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+ <div id="info">
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+ <a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - roll camera example -</br>W/S forward/backward</br>A/D to roll</br>Mouse to look around
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+ </div>
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+
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+ <script type="text/javascript" src="../build/Three.js"></script>
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+ <script type="text/javascript" src="js/Stats.js"></script>
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+
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+ <script type="text/javascript">
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+
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+ var statsEnabled = true;
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+
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+ var container, stats;
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+
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+ var camera, scene, renderer;
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+
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+ var cross;
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+
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+ var mouseX = 0, mouseY = 0;
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+
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+ var windowHalfX = window.innerWidth / 2;
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+ var windowHalfY = window.innerHeight / 2;
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+
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+ var doRoll = false, rollDirection = 1, forwardSpeed = 0;
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+
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+ document.addEventListener( 'mousemove', onDocumentMouseMove, false );
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+ document.addEventListener( 'keydown', onKeyDown, false );
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+ document.addEventListener( 'keyup', onKeyUp, false );
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+
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+ init();
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+
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+ function init() {
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+
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+ // scene and camera
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+
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+ scene = new THREE.Scene();
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+ camera = new THREE.RollCamera( 60, window.innerWidth / window.innerHeight, 1, 1000 );
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+
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+
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+ // world
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+
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+ var cube = new THREE.Cube( 20, 60, 20 );
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+
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+ cube.vertices[ 0 ].position.multiplyScalar( 0.1 );
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+ cube.vertices[ 1 ].position.multiplyScalar( 0.1 );
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+ cube.vertices[ 4 ].position.multiplyScalar( 0.1 );
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+ cube.vertices[ 5 ].position.multiplyScalar( 0.1 );
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+
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+ var material = new THREE.MeshPhongMaterial( { color:0xffffff } );
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+
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+ for( var i = 0; i < 200; i++ ) {
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+
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+ var mesh = new THREE.Mesh( cube, material );
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+ mesh.position.set(( Math.random() - 0.5 ) * 1000,
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+ ( Math.random() - 0.5 ) * 1000,
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+ ( Math.random() - 0.5 ) * 1000 );
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+
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+ scene.addChild( mesh );
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+
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+ }
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+
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+
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+ // create cross
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+
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+ cross = new THREE.Object3D();
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+ cross.scale.set( 0.5, 0.5, 0.5 );
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+ cross.matrixAutoUpdate = false;
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+
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+ var material = new THREE.MeshPhongMaterial( { color:0xff0000 } );
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+ var mesh = new THREE.Mesh( new THREE.Cube( 40, 5, 5 ), material );
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+ mesh.position.x = 20;
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+ cross.addChild( mesh );
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+
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+ var material = new THREE.MeshPhongMaterial( { color:0x00ff00 } );
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+ var mesh = new THREE.Mesh( new THREE.Cube( 5, 40, 5 ), material );
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+ mesh.position.y = 20;
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+ cross.addChild( mesh );
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+
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+ var material = new THREE.MeshPhongMaterial( { color:0x0000ff } );
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+ var mesh = new THREE.Mesh( new THREE.Cube( 5, 5, 40 ), material );
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+ mesh.position.z = 20;
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+ cross.addChild( mesh );
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+
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+ //camera.addChild( cross );
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+ scene.addChild( camera );
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+
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+
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+ // lights
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+
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+ light = new THREE.DirectionalLight( 0xfffff );
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+ light.position.set( 1, 1, 1 );
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+ scene.addChild( light );
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+
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+ light = new THREE.DirectionalLight( 0xff0000 );
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+ light.position.set( -1, -1, -1 );
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+ scene.addChild( light );
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+
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+ light = new THREE.AmbientLight( 0x666666 );
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+ scene.addChild( light );
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+
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+
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+ // renderer
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+
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+ renderer = new THREE.WebGLRenderer( { antialias: false } );
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+ renderer.setClearColorHex( 0xffffff, 1 );
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+
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+ container = document.getElementById( 'container' );
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+ container.appendChild( renderer.domElement );
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+
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+ if ( statsEnabled ) {
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+
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+ stats = new Stats();
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+ stats.domElement.style.position = 'absolute';
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+ stats.domElement.style.top = '0px';
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+ stats.domElement.style.zIndex = 100;
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+ container.appendChild( stats.domElement );
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+
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+ }
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+
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+ setInterval( loop, 1000 / 60 );
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+ }
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+
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+
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+ function loop() {
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+
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+ camera.rotateHorizontally( mouseX * 0.05 );
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+ camera.rotateVertically( mouseY * 0.05 );
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+ camera.translateZ( forwardSpeed )
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+
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+ if( doRoll ) {
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+
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+ camera.roll += 0.01 * rollDirection;
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+ }
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+
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+ cross.matrix.copy( camera.matrix );
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+ cross.matrix.n14 = 0;
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+ cross.matrix.n24 = 0;
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+ cross.matrix.n34 = -200;
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+ cross.matrixWorldNeedsUpdate = true;
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+
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+ renderer.render( scene, camera );
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+
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+ if ( statsEnabled ) stats.update();
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+
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+ }
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+
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+
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+ function onKeyDown( event ) {
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+
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+ switch( event.keyCode ) {
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+
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+ case 38: /*up*/
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+ case 87: /*W*/ forwardSpeed = 1; break;
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+
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+ case 37: /*left*/
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+ case 65: /*A*/ doRoll = true; rollDirection = 1; break;
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+
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+ case 40: /*down*/
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+ case 83: /*S*/ forwardSpeed = -1; break;
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+
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+ case 39: /*right*/
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+ case 68: /*D*/ doRoll = true; rollDirection = -1; break;
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+
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+ }
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+
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+ }
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+
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+ function onKeyUp( event ) {
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+
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+ switch( event.keyCode ) {
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+
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+ case 38: /*up*/
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+ case 87: /*W*/ forwardSpeed = 0; break;
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+
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+ case 37: /*left*/
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+ case 65: /*A*/ doRoll = false; break;
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+
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+ case 40: /*down*/
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+ case 83: /*S*/ forwardSpeed = 0; break;
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+
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+ case 39: /*right*/
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+ case 68: /*D*/ doRoll = false; break;
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+
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+ }
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+
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+ }
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+
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+ function onDocumentMouseMove(event) {
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+
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+ mouseX = ( event.clientX - windowHalfX ) / window.innerWidth;
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+ mouseY = ( event.clientY - windowHalfY ) / window.innerHeight;
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+
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+ }
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+
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+
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+ function log( text ) {
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+
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+ var e = document.getElementById("log");
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+ e.innerHTML = text + "<br/>" + e.innerHTML;
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+
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+ }
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+ </script>
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+
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+ </body>
|
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+</html>
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Mikael Emtinger