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175 lines
3.6 KiB
175 lines
3.6 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - trackball controls</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<style>
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html, body {
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width: 100%;
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height: 100%;
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overflow: hidden;
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}
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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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}
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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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box-sizing: border-box;
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}
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a {
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color: red;
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}
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</style>
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</head>
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<body>
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<div id="info">
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<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - trackball controls 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 src="../build/three.js"></script>
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<script src="js/controls/TrackballControls.js"></script>
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<script src="js/WebGL.js"></script>
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<script src="js/libs/stats.min.js"></script>
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<script>
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if ( WEBGL.isWebGLAvailable() === false ) {
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document.body.appendChild( WEBGL.getWebGLErrorMessage() );
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}
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var camera, controls, scene, renderer, stats;
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init();
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animate();
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function init() {
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camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 1000 );
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camera.position.z = 500;
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controls = new THREE.TrackballControls( camera );
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controls.rotateSpeed = 1.0;
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controls.zoomSpeed = 1.2;
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controls.panSpeed = 0.8;
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controls.noZoom = false;
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controls.noPan = false;
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controls.staticMoving = true;
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controls.dynamicDampingFactor = 0.3;
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controls.keys = [ 65, 83, 68 ];
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controls.addEventListener( 'change', render );
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// world
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0xcccccc );
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scene.fog = new THREE.FogExp2( 0xcccccc, 0.002 );
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var geometry = new THREE.CylinderBufferGeometry( 0, 10, 30, 4, 1 );
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var material = new THREE.MeshPhongMaterial( { color: 0xffffff, flatShading: true } );
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for ( var i = 0; i < 500; i ++ ) {
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var mesh = new THREE.Mesh( geometry, material );
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mesh.position.x = ( Math.random() - 0.5 ) * 1000;
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mesh.position.y = ( Math.random() - 0.5 ) * 1000;
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mesh.position.z = ( Math.random() - 0.5 ) * 1000;
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mesh.updateMatrix();
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mesh.matrixAutoUpdate = false;
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scene.add( mesh );
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}
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// lights
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var light = new THREE.DirectionalLight( 0xffffff );
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light.position.set( 1, 1, 1 );
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scene.add( light );
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var light = new THREE.DirectionalLight( 0x002288 );
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light.position.set( - 1, - 1, - 1 );
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scene.add( light );
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var light = new THREE.AmbientLight( 0x222222 );
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scene.add( light );
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// renderer
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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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document.body.appendChild( renderer.domElement );
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stats = new Stats();
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document.body.appendChild( stats.dom );
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//
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window.addEventListener( 'resize', onWindowResize, false );
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//
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render();
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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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controls.handleResize();
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render();
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}
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function animate() {
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requestAnimationFrame( animate );
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controls.update();
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stats.update();
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}
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function render() {
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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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