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. camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
  30. camera.position.y = 400;
  31. scene = new THREE.Scene();
  32. var light, object, materials;
  33. scene.add( new THREE.AmbientLight( 0x404040 ) );
  34. light = new THREE.DirectionalLight( 0xffffff );
  35. light.position.set( 0, 1, 0 );
  36. scene.add( light );
  37. materials = [
  38. new THREE.MeshLambertMaterial( { ambient: 0xbbbbbb, map: THREE.ImageUtils.loadTexture( 'textures/ash_uvgrid01.jpg' ) } ),
  39. new THREE.MeshBasicMaterial( { color: 0xffffff, wireframe: true, transparent: true, opacity: 0.1 } )
  40. ];
  41. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.CubeGeometry( 100, 100, 100, 4, 4, 4 ), materials );
  42. object.position.set( -200, 0, 400 );
  43. scene.add( object );
  44. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.CylinderGeometry( 25, 75, 100, 40, 5 ), materials );
  45. object.position.set( 0, 0, 400 );
  46. scene.add( object );
  47. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.IcosahedronGeometry( 75, 1 ), materials );
  48. object.position.set( -200, 0, 200 );
  49. scene.add( object );
  50. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.OctahedronGeometry( 75, 2 ), materials );
  51. object.position.set( 0, 0, 200 );
  52. scene.add( object );
  53. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.TetrahedronGeometry( 75, 0 ), materials );
  54. object.position.set( 200, 0, 200 );
  55. scene.add( object );
  56. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.PlaneGeometry( 100, 100, 4, 4 ), materials );
  57. object.children[ 0 ].doubleSided = true;
  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.children[ 0 ].doubleSided = true;
  69. object.position.set( 200, 0, 0 );
  70. scene.add( object );
  71. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.TorusGeometry( 50, 20, 20, 20 ), materials );
  72. object.position.set( -200, 0, -200 );
  73. scene.add( object );
  74. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.TorusKnotGeometry( 50, 10, 50, 20 ), materials );
  75. object.position.set( 0, 0, -200 );
  76. scene.add( object );
  77. object = new THREE.AxisHelper();
  78. object.position.set( 200, 0, -200 );
  79. object.scale.x = object.scale.y = object.scale.z = 0.5;
  80. scene.add( object );
  81. object = new THREE.ArrowHelper( new THREE.Vector3( 0, 1, 0 ), new THREE.Vector3( 0, 0, 0 ), 50 );
  82. object.position.set( 200, 0, 400 );
  83. scene.add( object );
  84. renderer = new THREE.WebGLRenderer( { antialias: true } );
  85. renderer.setSize( window.innerWidth, window.innerHeight );
  86. container.appendChild( renderer.domElement );
  87. stats = new Stats();
  88. stats.domElement.style.position = 'absolute';
  89. stats.domElement.style.top = '0px';
  90. container.appendChild( stats.domElement );
  91. //
  92. window.addEventListener( 'resize', onWindowResize, false );
  93. }
  94. function onWindowResize() {
  95. camera.aspect = window.innerWidth / window.innerHeight;
  96. camera.updateProjectionMatrix();
  97. renderer.setSize( window.innerWidth, window.innerHeight );
  98. }
  99. //
  100. function animate() {
  101. requestAnimationFrame( animate );
  102. render();
  103. stats.update();
  104. }
  105. function render() {
  106. var timer = Date.now() * 0.0001;
  107. camera.position.x = Math.cos( timer ) * 800;
  108. camera.position.z = Math.sin( timer ) * 800;
  109. camera.lookAt( scene.position );
  110. for ( var i = 0, l = scene.children.length; i < l; i ++ ) {
  111. var object = scene.children[ i ];
  112. object.rotation.x += 0.01;
  113. object.rotation.y += 0.005;
  114. }
  115. renderer.render( scene, camera );
  116. }
  117. </script>
  118. </body>
  119. </html>
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