misc_controls_orbit.html 3.3 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - orbit controls</title>
  5. <meta charset="utf-8">
  6. <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
  7. <style>
  8. body {
  9. color: #000;
  10. font-family:Monospace;
  11. font-size:13px;
  12. text-align:center;
  13. font-weight: bold;
  14. background-color: #fff;
  15. margin: 0px;
  16. overflow: hidden;
  17. }
  18. #info {
  19. color:#000;
  20. position: absolute;
  21. top: 0px; width: 100%;
  22. padding: 5px;
  23. }
  24. a {
  25. color: red;
  26. }
  27. </style>
  28. </head>
  29. <body>
  30. <div id="container"></div>
  31. <div id="info">
  32. <a href="http://threejs.org" target="_blank">three.js</a> - orbit controls example
  33. </div>
  34. <script src="../build/three.min.js"></script>
  35. <script src="js/controls/OrbitControls.js"></script>
  36. <script src="js/Detector.js"></script>
  37. <script src="js/libs/stats.min.js"></script>
  38. <script>
  39. if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
  40. var container, stats;
  41. var camera, controls, scene, renderer;
  42. init();
  43. render();
  44. function animate() {
  45. requestAnimationFrame(animate);
  46. controls.update();
  47. }
  48. function init() {
  49. camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 1000 );
  50. camera.position.z = 500;
  51. controls = new THREE.OrbitControls( camera );
  52. controls.damping = 0.2;
  53. controls.addEventListener( 'change', render );
  54. scene = new THREE.Scene();
  55. scene.fog = new THREE.FogExp2( 0xcccccc, 0.002 );
  56. // world
  57. var geometry = new THREE.CylinderGeometry( 0, 10, 30, 4, 1 );
  58. var material = new THREE.MeshLambertMaterial( { color:0xffffff, shading: THREE.FlatShading } );
  59. for ( var i = 0; i < 500; i ++ ) {
  60. var mesh = new THREE.Mesh( geometry, material );
  61. mesh.position.x = ( Math.random() - 0.5 ) * 1000;
  62. mesh.position.y = ( Math.random() - 0.5 ) * 1000;
  63. mesh.position.z = ( Math.random() - 0.5 ) * 1000;
  64. mesh.updateMatrix();
  65. mesh.matrixAutoUpdate = false;
  66. scene.add( mesh );
  67. }
  68. // lights
  69. light = new THREE.DirectionalLight( 0xffffff );
  70. light.position.set( 1, 1, 1 );
  71. scene.add( light );
  72. light = new THREE.DirectionalLight( 0x002288 );
  73. light.position.set( -1, -1, -1 );
  74. scene.add( light );
  75. light = new THREE.AmbientLight( 0x222222 );
  76. scene.add( light );
  77. // renderer
  78. renderer = new THREE.WebGLRenderer( { antialias: false } );
  79. renderer.setClearColor( scene.fog.color );
  80. renderer.setPixelRatio( window.devicePixelRatio );
  81. renderer.setSize( window.innerWidth, window.innerHeight );
  82. container = document.getElementById( 'container' );
  83. container.appendChild( renderer.domElement );
  84. stats = new Stats();
  85. stats.domElement.style.position = 'absolute';
  86. stats.domElement.style.top = '0px';
  87. stats.domElement.style.zIndex = 100;
  88. container.appendChild( stats.domElement );
  89. //
  90. window.addEventListener( 'resize', onWindowResize, false );
  91. animate();
  92. }
  93. function onWindowResize() {
  94. camera.aspect = window.innerWidth / window.innerHeight;
  95. camera.updateProjectionMatrix();
  96. renderer.setSize( window.innerWidth, window.innerHeight );
  97. render();
  98. }
  99. function render() {
  100. renderer.render( scene, camera );
  101. stats.update();
  102. }
  103. </script>
  104. </body>
  105. </html>