webgl_loader_ctm_materials.html 8.2 KB

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  1. <!doctype html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - baked illumination</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. background:#000;
  10. color:#000;
  11. padding:0;
  12. margin:0;
  13. overflow:hidden;
  14. font-family:monospace;
  15. font-size:13px;
  16. text-align:center;
  17. }
  18. a { color:skyblue }
  19. #info {
  20. position: absolute;
  21. top: 0px; width: 100%;
  22. color: #fff;
  23. background:rgba(0,0,0,0.65);
  24. padding: 5px;
  25. text-align: center;
  26. z-index:100;
  27. display:block;
  28. }
  29. </style>
  30. </head>
  31. <body>
  32. <div id="info">
  33. <a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> webgl - baked + real-time illumination -
  34. using <a href="http://code.google.com/p/js-openctm/">js-openctm</a> -
  35. camaro by <a href="http://www.turbosquid.com/3d-models/blender-camaro/411348" target="_blank">dskfnwn</a> -
  36. skybox by <a href="http://ict.debevec.org/~debevec/" target="_blank">Paul Debevec</a>
  37. </div>
  38. <script src="../build/Three.js"></script>
  39. <script src="js/loaders/ctm/lzma.js"></script>
  40. <script src="js/loaders/ctm/ctm.js"></script>
  41. <script src="js/loaders/ctm/CTMLoader.js"></script>
  42. <script src="js/Detector.js"></script>
  43. <script src="js/Stats.js"></script>
  44. <script>
  45. if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
  46. var SCREEN_WIDTH = window.innerWidth;
  47. var SCREEN_HEIGHT = window.innerHeight;
  48. var FLOOR = -250;
  49. var container, stats;
  50. var camera, scene, controls;
  51. var renderer;
  52. var mesh;
  53. var textureCube;
  54. var cameraCube, sceneCube;
  55. var loader;
  56. var mouseX = 0, mouseY = 0;
  57. var windowHalfX = window.innerWidth / 2;
  58. var windowHalfY = window.innerHeight / 2;
  59. init();
  60. animate();
  61. function init() {
  62. container = document.createElement( 'div' );
  63. document.body.appendChild( container );
  64. // SCENE
  65. scene = new THREE.Scene();
  66. // CAMERA
  67. camera = new THREE.PerspectiveCamera( 25, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 10000 );
  68. camera.position.set( 185, 40, 170 );
  69. scene.add( camera );
  70. controls = new THREE.TrackballControls( camera );
  71. controls.dynamicDampingFactor = 0.25;
  72. // SKYBOX
  73. sceneCube = new THREE.Scene();
  74. cameraCube = new THREE.PerspectiveCamera( 25, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 10000 );
  75. sceneCube.add( cameraCube );
  76. var r = "textures/cube/pisa/";
  77. var urls = [ r + "px.png", r + "nx.png",
  78. r + "py.png", r + "ny.png",
  79. r + "pz.png", r + "nz.png" ];
  80. textureCube = THREE.ImageUtils.loadTextureCube( urls );
  81. var shader = THREE.ShaderUtils.lib[ "cube" ];
  82. shader.uniforms[ "tCube" ].texture = textureCube;
  83. var material = new THREE.ShaderMaterial( {
  84. fragmentShader: shader.fragmentShader,
  85. vertexShader: shader.vertexShader,
  86. uniforms: shader.uniforms,
  87. depthWrite: false,
  88. flipSided: true
  89. } ),
  90. mesh = new THREE.Mesh( new THREE.CubeGeometry( 100, 100, 100 ), material );
  91. sceneCube.add( mesh );
  92. // LIGHTS
  93. var light = new THREE.PointLight( 0xffffff, 1 );
  94. light.position.set( 2, 5, 1 );
  95. light.position.multiplyScalar( 30 );
  96. scene.add( light );
  97. THREE.ColorUtils.adjustHSV( light.color, 0, -0.75, 0 );
  98. var light = new THREE.PointLight( 0xffffff, 0.75 );
  99. light.position.set( -12, 4.6, 2.4 );
  100. light.position.multiplyScalar( 30 );
  101. scene.add( light );
  102. THREE.ColorUtils.adjustHSV( light.color, 0, -0.5, 0 );
  103. scene.add( new THREE.AmbientLight( 0x050505 ) );
  104. // RENDERER
  105. renderer = new THREE.WebGLRenderer( { antialias: true, clearColor: 0xffffff, clearAlpha: 1 } );
  106. renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
  107. renderer.domElement.style.position = "relative";
  108. renderer.autoClear = false;
  109. container.appendChild( renderer.domElement );
  110. //
  111. renderer.gammaInput = true;
  112. renderer.gammaOutput = true;
  113. renderer.physicallyBasedShading = true;
  114. // STATS
  115. stats = new Stats();
  116. stats.domElement.style.position = 'absolute';
  117. stats.domElement.style.top = '5px';
  118. stats.domElement.style.zIndex = 100;
  119. container.appendChild( stats.domElement );
  120. stats.domElement.children[ 0 ].children[ 0 ].style.color = "#aaa";
  121. stats.domElement.children[ 0 ].style.background = "transparent";
  122. stats.domElement.children[ 0 ].children[ 1 ].style.display = "none";
  123. // EVENTS
  124. window.addEventListener( 'resize', onWindowResize, false );
  125. window.addEventListener( 'mousemove', onDocumentMouseMove, false );
  126. // LOADER
  127. var start = Date.now();
  128. // classic way via BinaryLoader
  129. /*
  130. loader = new THREE.BinaryLoader( true );
  131. document.body.appendChild( loader.statusDomElement );
  132. var callbackScene = function( geometry ) {
  133. createScene( geometry, 0, 0, 0, 30 );
  134. var end = Date.now();
  135. console.log( "load time:", end - start, "ms" );
  136. };
  137. loader.load( "obj/camaro_bake/camaro_bake.js", callbackScene );
  138. */
  139. // new way via CTMLoader and separate parts
  140. var useWorker = true,
  141. useBuffers = true;
  142. loaderCTM = new THREE.CTMLoader( true );
  143. document.body.appendChild( loaderCTM.statusDomElement );
  144. var position = new THREE.Vector3( -105, -78, -40 );
  145. var scale = new THREE.Vector3( 30, 30, 30 );
  146. loaderCTM.loadParts( "models/ctm/camaro/camaro.js", function( geometries, materials ) {
  147. hackMaterials( materials );
  148. for ( var i = 0; i < geometries.length; i ++ ) {
  149. var mesh = new THREE.Mesh( geometries[ i ], materials[ i ] );
  150. mesh.position = position;
  151. mesh.scale = scale;
  152. scene.add( mesh );
  153. }
  154. loaderCTM.statusDomElement.style.display = "none";
  155. var end = Date.now();
  156. console.log( "load time:", end - start, "ms" );
  157. }, useWorker, useBuffers );
  158. }
  159. //
  160. function hackMaterials( materials ) {
  161. for ( var i = 0; i < materials.length; i ++ ) {
  162. var m = materials[ i ];
  163. if ( m.name.indexOf( "Body" ) !== -1 ) {
  164. var mm = new THREE.MeshPhongMaterial( { map: m.map } );
  165. mm.envMap = textureCube;
  166. mm.combine = THREE.MixOperation;
  167. mm.reflectivity = 0.75;
  168. materials[ i ] = mm;
  169. } else if ( m.name.indexOf( "mirror" ) !== -1 ) {
  170. var mm = new THREE.MeshPhongMaterial( { map: m.map } );
  171. mm.envMap = textureCube;
  172. mm.combine = THREE.MultiplyOperation;
  173. materials[ i ] = mm;
  174. } else if ( m.name.indexOf( "glass" ) !== -1 ) {
  175. var mm = new THREE.MeshPhongMaterial( { map: m.map } );
  176. mm.envMap = textureCube;
  177. mm.color.copy( m.color );
  178. mm.combine = THREE.MixOperation;
  179. mm.reflectivity = 0.25;
  180. mm.opacity = m.opacity;
  181. mm.transparent = true;
  182. materials[ i ] = mm;
  183. } else if ( m.name.indexOf( "Material.001" ) !== -1 ) {
  184. var mm = new THREE.MeshPhongMaterial( { map: m.map } );
  185. mm.shininess = 30;
  186. mm.color.setHex( 0x404040 );
  187. mm.metal = true;
  188. mm.perPixel = true;
  189. materials[ i ] = mm;
  190. }
  191. materials[ i ].doubleSided = true;
  192. }
  193. }
  194. //
  195. function createScene( geometry, x, y, z, s ) {
  196. loader.statusDomElement.style.display = "none";
  197. THREE.GeometryUtils.center( geometry );
  198. hackMaterials( geometry.materials );
  199. var material = new THREE.MeshFaceMaterial();
  200. mesh = new THREE.Mesh( geometry, material );
  201. mesh.position.set( x, y, z );
  202. mesh.scale.set( s, s, s );
  203. scene.add( mesh );
  204. }
  205. //
  206. function onWindowResize( event ) {
  207. SCREEN_WIDTH = window.innerWidth;
  208. SCREEN_HEIGHT = window.innerHeight;
  209. renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
  210. camera.aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
  211. camera.updateProjectionMatrix();
  212. cameraCube.aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
  213. cameraCube.updateProjectionMatrix();
  214. }
  215. function onDocumentMouseMove(event) {
  216. mouseX = ( event.clientX - windowHalfX );
  217. mouseY = ( event.clientY - windowHalfY );
  218. }
  219. //
  220. function animate() {
  221. requestAnimationFrame( animate );
  222. render();
  223. stats.update();
  224. }
  225. function render() {
  226. controls.update();
  227. cameraCube.rotation.copy( camera.rotation );
  228. renderer.clear();
  229. renderer.render( sceneCube, cameraCube );
  230. renderer.render( scene, camera );
  231. }
  232. </script>
  233. </body>
  234. </html>