webgl_geometries2.html 6.3 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. }
  13. </style>
  14. </head>
  15. <body>
  16. <script src="../build/Three.js"></script>
  17. <script src="js/Detector.js"></script>
  18. <script src="js/Stats.js"></script>
  19. <!--
  20. <script src="../src/core/Geometry.js"></script>
  21. <script src="../src/extras/geometries/ParametricGeometry.js"></script>
  22. -->
  23. <script src="js/CurveExtras.js"></script>
  24. <script src="js/UVsUtils.js"></script>
  25. <script src="js/ParametricGeometries.js"></script>
  26. <script>
  27. /* Testing the new Parametric Surfaces Geometries*/
  28. if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
  29. var container, stats;
  30. var camera, scene, renderer;
  31. init();
  32. animate();
  33. function init() {
  34. container = document.createElement( 'div' );
  35. document.body.appendChild( container );
  36. scene = new THREE.Scene();
  37. camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
  38. camera.position.y = 400;
  39. scene.add( camera );
  40. var light, object, materials;
  41. scene.add( new THREE.AmbientLight( 0x404040 ) );
  42. light = new THREE.DirectionalLight( 0xffffff );
  43. light.position.set( 0, 0, 1 );
  44. scene.add( light );
  45. materials = [
  46. new THREE.MeshLambertMaterial( { ambient: 0xbbbbbb, map: THREE.ImageUtils.loadTexture( 'textures/ash_uvgrid01.jpg' ) } ),
  47. new THREE.MeshBasicMaterial( { color: 0xffffff, wireframe: true, transparent: true, opacity: 0.1 } )
  48. ];
  49. var heightScale = 1;
  50. var p = 2;
  51. var q = 3;
  52. var radius = 150, tube = 10, segmentsR = 50, segmentsT = 20;
  53. var GrannyKnot = new THREE.Curves.GrannyKnot();
  54. // var torus = new THREE.TorusKnotGeometry( radius, tube, segmentsR, segmentsT, p , q, heightScale );
  55. var torus2 = new THREE.ParametricGeometries.TorusKnotGeometry( radius, tube, segmentsR, segmentsT, p , q, heightScale );
  56. // var sphere = new THREE.SphereGeometry( 75, 20, 10 );
  57. var sphere2 = new THREE.ParametricGeometries.SphereGeometry( 75, 20, 10 );
  58. // var tube = new THREE.TubeGeometry(GrannyKnot, 150, 2, 8, true, false);
  59. var tube2 = new THREE.ParametricGeometries.TubeGeometry(GrannyKnot, 150, 2, 8, true, false);
  60. // var benchmarkCopies = 1000;
  61. // var benchmarkObject = tube;
  62. // var rand = function() { return (Math.random() - 0.5 ) * 600; };
  63. // for (var b=0;b<benchmarkCopies;b++) {
  64. // object = THREE.SceneUtils.createMultiMaterialObject( benchmarkObject, materials );
  65. // object.position.set( rand(), rand(), rand() );
  66. // scene.add( object );
  67. // }
  68. console.log(THREE.ParametricGeometries);
  69. var geo;
  70. // Klein Bottle
  71. geo = new THREE.ParametricGeometry(THREE.ParametricGeometries.klein, 20, 20);
  72. object = THREE.SceneUtils.createMultiMaterialObject( geo, materials );
  73. object.children[ 0 ].doubleSided = true;
  74. object.position.set( 0, 0, 0 );
  75. object.scale.multiplyScalar(10);
  76. scene.add( object );
  77. // Mobius Strip
  78. geo = new THREE.ParametricGeometry(THREE.ParametricGeometries.mobius, 20, 20);
  79. object = THREE.SceneUtils.createMultiMaterialObject( geo, materials );
  80. // object.children[ 0 ].doubleSided = true;
  81. object.position.set( 10, 0, 0 );
  82. object.scale.multiplyScalar(100);
  83. scene.add( object );
  84. var geo = new THREE.ParametricGeometry(THREE.ParametricGeometries.plane(200, 200), 10, 20);
  85. // document.body.appendChild( THREE.UVsDebug( geo ));
  86. object = THREE.SceneUtils.createMultiMaterialObject( geo, materials );
  87. object.position.set( 0, 0, 0 );
  88. scene.add( object );
  89. // object = THREE.SceneUtils.createMultiMaterialObject( torus, materials );
  90. // object.position.set( 0, 0, 0 );
  91. // scene.add( object );
  92. object = THREE.SceneUtils.createMultiMaterialObject( torus2, materials );
  93. object.position.set( 0, 100, 0 );
  94. scene.add( object );
  95. // object = THREE.SceneUtils.createMultiMaterialObject( sphere, materials );
  96. // object.position.set( 500, 0, 0 );
  97. // scene.add( object );
  98. object = THREE.SceneUtils.createMultiMaterialObject( sphere2, materials );
  99. // document.body.appendChild( THREE.UVsDebug( sphere2 ));
  100. object.position.set( 200, 0, 0 );
  101. scene.add( object );
  102. // object = THREE.SceneUtils.createMultiMaterialObject( tube, materials );
  103. // object.position.set( 0, 0, 0 );
  104. // scene.add( object );
  105. object = THREE.SceneUtils.createMultiMaterialObject( tube2, materials );
  106. object.position.set( 100, 0, 0 );
  107. scene.add( object );
  108. // object = THREE.SceneUtils.createMultiMaterialObject( new THREE.PlaneGeometry( 400, 400, 4, 4 ), materials );
  109. // // object.children[ 0 ].doubleSided = true;
  110. // object.position.set( -200, 100, 0 );
  111. // scene.add( object );
  112. // object = THREE.SceneUtils.createMultiMaterialObject( new THREE.PlaneGeometry2( 400, 400, 4, 4 ), materials );
  113. // object.children[ 0 ].doubleSided = true;
  114. // object.position.set( -200, 100, 0 );
  115. // scene.add( object );
  116. object = new THREE.AxisHelper();
  117. object.position.set( 200, 0, -200 );
  118. object.scale.x = object.scale.y = object.scale.z = 0.5;
  119. scene.add( object );
  120. object = new THREE.ArrowHelper( new THREE.Vector3( 0, 1, 0 ), new THREE.Vector3( 0, 0, 0 ), 50 );
  121. object.position.set( 200, 0, 400 );
  122. scene.add( object );
  123. renderer = new THREE.WebGLRenderer( { antialias: true } );
  124. renderer.setSize( window.innerWidth, window.innerHeight );
  125. container.appendChild( renderer.domElement );
  126. stats = new Stats();
  127. stats.domElement.style.position = 'absolute';
  128. stats.domElement.style.top = '0px';
  129. container.appendChild( stats.domElement );
  130. }
  131. //
  132. function animate() {
  133. requestAnimationFrame( animate );
  134. render();
  135. stats.update();
  136. }
  137. function render() {
  138. var timer = Date.now() * 0.0001;
  139. camera.position.x = Math.cos( timer ) * 800;
  140. camera.position.z = Math.sin( timer ) * 800;
  141. camera.lookAt( scene.position );
  142. for ( var i = 0, l = scene.children.length; i < l; i ++ ) {
  143. var object = scene.children[ i ];
  144. object.rotation.x += 0.01;
  145. object.rotation.y += 0.005;
  146. }
  147. renderer.render( scene, camera );
  148. }
  149. </script>
  150. </body>
  151. </html>