webgl_geometries.html 4.8 KB

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  1. <!doctype html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - geometries</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. font-family: Monospace;
  10. background-color: #000;
  11. margin: 0px;
  12. overflow: hidden;
  13. }
  14. </style>
  15. </head>
  16. <body>
  17. <script src="../build/Three.js"></script>
  18. <script src="js/Detector.js"></script>
  19. <script src="js/Stats.js"></script>
  20. <script>
  21. if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
  22. var container, stats;
  23. var camera, scene, renderer;
  24. init();
  25. animate();
  26. function init() {
  27. container = document.createElement( 'div' );
  28. document.body.appendChild( container );
  29. scene = new THREE.Scene();
  30. camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
  31. camera.position.y = 400;
  32. scene.add( camera );
  33. var light, object, materials;
  34. scene.add( new THREE.AmbientLight( 0x404040 ) );
  35. light = new THREE.DirectionalLight( 0xffffff );
  36. light.position.set( 0, 1, 0 );
  37. scene.add( light );
  38. materials = [
  39. new THREE.MeshLambertMaterial( { ambient: 0xbbbbbb, map: THREE.ImageUtils.loadTexture( 'textures/ash_uvgrid01.jpg' ), doubleSided: true } ),
  40. new THREE.MeshBasicMaterial( { color: 0xffffff, wireframe: true, transparent: true, opacity: 0.1, doubleSided: true } )
  41. ];
  42. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.CubeGeometry( 100, 100, 100, 4, 4, 4 ), materials );
  43. object.position.set( -200, 0, 400 );
  44. scene.add( object );
  45. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.CylinderGeometry( 25, 75, 100, 40, 5 ), materials );
  46. object.position.set( 0, 0, 400 );
  47. scene.add( object );
  48. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.IcosahedronGeometry( 75, 1 ), materials );
  49. object.position.set( -200, 0, 200 );
  50. scene.add( object );
  51. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.OctahedronGeometry( 75, 2 ), materials );
  52. object.position.set( 0, 0, 200 );
  53. scene.add( object );
  54. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.TetrahedronGeometry( 75, 0 ), materials );
  55. object.position.set( 200, 0, 200 );
  56. scene.add( object );
  57. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.PlaneGeometry( 100, 100, 4, 4 ), materials );
  58. object.position.set( -200, 0, 0 );
  59. scene.add( object );
  60. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.SphereGeometry( 75, 20, 10 ), materials );
  61. object.position.set( 0, 0, 0 );
  62. scene.add( object );
  63. var points = [];
  64. for ( var i = 0; i < 50; i ++ ) {
  65. points.push( new THREE.Vector3( Math.sin( i * 0.2 ) * 15 + 50, 0, ( i - 5 ) * 2 ) );
  66. }
  67. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.LatheGeometry( points, 20 ), materials );
  68. object.position.set( 200, 0, 0 );
  69. scene.add( object );
  70. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.TorusGeometry( 50, 20, 20, 20 ), materials );
  71. object.position.set( -200, 0, -200 );
  72. scene.add( object );
  73. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.TorusKnotGeometry( 50, 10, 50, 20 ), materials );
  74. object.position.set( 0, 0, -200 );
  75. scene.add( object );
  76. object = new THREE.AxisHelper();
  77. object.position.set( 200, 0, -200 );
  78. object.scale.x = object.scale.y = object.scale.z = 0.5;
  79. scene.add( object );
  80. object = new THREE.ArrowHelper( new THREE.Vector3( 0, 1, 0 ), new THREE.Vector3( 0, 0, 0 ), 50 );
  81. object.position.set( 200, 0, 400 );
  82. scene.add( object );
  83. renderer = new THREE.WebGLRenderer( { antialias: true } );
  84. renderer.setSize( window.innerWidth, window.innerHeight );
  85. container.appendChild( renderer.domElement );
  86. stats = new Stats();
  87. stats.domElement.style.position = 'absolute';
  88. stats.domElement.style.top = '0px';
  89. container.appendChild( stats.domElement );
  90. //
  91. window.addEventListener( 'resize', onWindowResize, false );
  92. }
  93. function onWindowResize() {
  94. camera.aspect = window.innerWidth / window.innerHeight;
  95. camera.updateProjectionMatrix();
  96. renderer.setSize( window.innerWidth, window.innerHeight );
  97. }
  98. //
  99. function animate() {
  100. requestAnimationFrame( animate );
  101. render();
  102. stats.update();
  103. }
  104. function render() {
  105. var timer = Date.now() * 0.0001;
  106. camera.position.x = Math.cos( timer ) * 800;
  107. camera.position.z = Math.sin( timer ) * 800;
  108. camera.lookAt( scene.position );
  109. for ( var i = 0, l = scene.children.length; i < l; i ++ ) {
  110. var object = scene.children[ i ];
  111. object.rotation.x += 0.01;
  112. object.rotation.y += 0.005;
  113. }
  114. renderer.render( scene, camera );
  115. }
  116. </script>
  117. </body>
  118. </html>