mirror of
https://github.com/wahyd4/three.js.git
synced 2026-08-09 21:15:56 +10:00
195 lines
4.1 KiB
HTML
195 lines
4.1 KiB
HTML
<!DOCTYPE HTML>
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<html lang="en">
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<head>
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<title>three.js webgl - trackball camera</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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background-color: #fff;
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margin: 0px;
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overflow: hidden;
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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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a { color: red; }
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</style>
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</head>
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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> - trackball camera example</br>
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MOVE mouse & press LEFT/A: rotate, MIDDLE/S: zoom, RIGHT/D: pan
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</div>
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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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<script type="text/javascript">
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var statsEnabled = true;
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var container, stats;
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var camera, scene, renderer;
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var cross;
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init();
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function init() {
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// scene and camera
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scene = new THREE.Scene();
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scene.fog = new THREE.FogExp2( 0xffffff, 0.002 );
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camera = new THREE.TrackballCamera({
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fov: 60,
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aspect: window.innerWidth / window.innerHeight,
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near: 1,
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far: 1e3,
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rotateSpeed: 1.0,
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zoomSpeed: 1.2,
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panSpeed: 0.8,
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noZoom: false,
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noPan: false,
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staticMoving: true,
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dynamicDampingFactor: 0.3,
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keys: [ 65, 83, 68 ]
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});
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camera.position.z = 500;
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// world
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var cube = new THREE.CubeGeometry( 20, 60, 20 );
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cube.vertices[ 0 ].position.multiplyScalar( 0.01 );
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cube.vertices[ 1 ].position.multiplyScalar( 0.01 );
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cube.vertices[ 4 ].position.multiplyScalar( 0.01 );
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cube.vertices[ 5 ].position.multiplyScalar( 0.01 );
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var material = new THREE.MeshLambertMaterial( { color:0xffffff } );
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for( var i = 0; i < 500; i++ ) {
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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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mesh.updateMatrix();
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mesh.matrixAutoUpdate = false;
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scene.addChild( mesh );
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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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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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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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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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camera.addChild( cross );
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*/
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// lights
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light = new THREE.DirectionalLight( 0xffffff );
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light.position.set( 1, 1, 1 );
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scene.addChild( light );
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light = new THREE.DirectionalLight( 0x002288 );
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light.position.set( -1, -1, -1 );
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scene.addChild( light );
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light = new THREE.AmbientLight( 0x222222 );
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scene.addChild( light );
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// renderer
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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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container = document.getElementById( 'container' );
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container.appendChild( renderer.domElement );
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if ( statsEnabled ) {
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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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setInterval( loop, 1000 / 60 );
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}
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function loop() {
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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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if ( statsEnabled ) stats.update();
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}
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</script>
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</body>
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</html>
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