webgl_geometries2.html 5.3 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 src="js/CurveExtras.js"></script>
  21. <script src="../src/extras/geometries/ParametricGeometry.js"></script>
  22. <script src="../src/extras/geometries/ParametricGeometries.js"></script>
  23. <script>
  24. /* Testing the new Parametric Surfaces Geometries*/
  25. if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
  26. var container, stats;
  27. var camera, scene, renderer;
  28. init();
  29. animate();
  30. function init() {
  31. container = document.createElement( 'div' );
  32. document.body.appendChild( container );
  33. scene = new THREE.Scene();
  34. camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
  35. camera.position.y = 400;
  36. scene.add( camera );
  37. var light, object, materials;
  38. scene.add( new THREE.AmbientLight( 0x404040 ) );
  39. light = new THREE.DirectionalLight( 0xffffff );
  40. light.position.set( 0, 0, 1 );
  41. scene.add( light );
  42. materials = [
  43. new THREE.MeshLambertMaterial( { ambient: 0xbbbbbb, map: THREE.ImageUtils.loadTexture( 'textures/ash_uvgrid01.jpg' ) } ),
  44. new THREE.MeshBasicMaterial( { color: 0xffffff, wireframe: true, transparent: true, opacity: 0.1 } )
  45. ];
  46. var heightScale = 1;
  47. var p = 2;
  48. var q = 3;
  49. var radius = 150, tube = 10, segmentsR = 50, segmentsT = 20;
  50. var GrannyKnot = new THREE.Curves.GrannyKnot();
  51. var torus = new THREE.TorusKnotGeometry( radius, tube, segmentsR, segmentsT, p , q, heightScale );
  52. var torus2 = new THREE.TorusKnotGeometry2( radius, tube, segmentsR, segmentsT, p , q, heightScale );
  53. var sphere = new THREE.SphereGeometry( 75, 20, 10 );
  54. var sphere2 = new THREE.SphereGeometry2( 75, 20, 10 );
  55. var tube = new THREE.TubeGeometry(GrannyKnot, 150, 2, 8, true, false);
  56. var tube2 = new THREE.TubeGeometry2(GrannyKnot, 150, 2, 8, true, false);
  57. // var benchmarkCopies = 1000;
  58. // var benchmarkObject = tube;
  59. // var rand = function() { return (Math.random() - 0.5 ) * 600; };
  60. // for (var b=0;b<benchmarkCopies;b++) {
  61. // object = THREE.SceneUtils.createMultiMaterialObject( benchmarkObject, materials );
  62. // object.position.set( rand(), rand(), rand() );
  63. // scene.add( object );
  64. // }
  65. object = THREE.SceneUtils.createMultiMaterialObject( torus, materials );
  66. object.position.set( 0, 0, 0 );
  67. scene.add( object );
  68. object = THREE.SceneUtils.createMultiMaterialObject( torus2, materials );
  69. object.position.set( 0, 100, 0 );
  70. scene.add( object );
  71. object.children[ 0 ].doubleSided = true;
  72. object = THREE.SceneUtils.createMultiMaterialObject( sphere, materials );
  73. object.position.set( 500, 0, 0 );
  74. scene.add( object );
  75. object = THREE.SceneUtils.createMultiMaterialObject( sphere2, materials );
  76. object.position.set( 200, 0, 0 );
  77. scene.add( object );
  78. object = THREE.SceneUtils.createMultiMaterialObject( tube, materials );
  79. object.position.set( 0, 0, 0 );
  80. scene.add( object );
  81. object = THREE.SceneUtils.createMultiMaterialObject( tube2, materials );
  82. object.position.set( 100, 0, 0 );
  83. scene.add( object );
  84. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.ParametricGeometry(10, 10, klein) , materials );
  85. object.position.set( 100, 0, 0 );
  86. scene.add( object );
  87. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.PlaneGeometry( 400, 400, 4, 4 ), materials );
  88. // object.children[ 0 ].doubleSided = true;
  89. object.position.set( -200, 100, 0 );
  90. scene.add( object );
  91. object = THREE.SceneUtils.createMultiMaterialObject( new THREE.PlaneGeometry2( 400, 400, 4, 4 ), materials );
  92. // object.children[ 0 ].doubleSided = true;
  93. object.position.set( -200, 100, 0 );
  94. scene.add( object );
  95. object = new THREE.AxisHelper();
  96. object.position.set( 200, 0, -200 );
  97. object.scale.x = object.scale.y = object.scale.z = 0.5;
  98. scene.add( object );
  99. object = new THREE.ArrowHelper( new THREE.Vector3( 0, 1, 0 ), new THREE.Vector3( 0, 0, 0 ), 50 );
  100. object.position.set( 200, 0, 400 );
  101. scene.add( object );
  102. renderer = new THREE.WebGLRenderer( { antialias: true } );
  103. renderer.setSize( window.innerWidth, window.innerHeight );
  104. container.appendChild( renderer.domElement );
  105. stats = new Stats();
  106. stats.domElement.style.position = 'absolute';
  107. stats.domElement.style.top = '0px';
  108. container.appendChild( stats.domElement );
  109. }
  110. //
  111. function animate() {
  112. requestAnimationFrame( animate );
  113. render();
  114. stats.update();
  115. }
  116. function render() {
  117. var timer = Date.now() * 0.0001;
  118. camera.position.x = Math.cos( timer ) * 800;
  119. camera.position.z = Math.sin( timer ) * 800;
  120. camera.lookAt( scene.position );
  121. for ( var i = 0, l = scene.children.length; i < l; i ++ ) {
  122. var object = scene.children[ i ];
  123. object.rotation.x += 0.01;
  124. object.rotation.y += 0.005;
  125. }
  126. renderer.render( scene, camera );
  127. }
  128. </script>
  129. </body>
  130. </html>