webgldeferred_pointlights.html 10 KB

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  1. <!DOCTYPE HTML>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - deferred rendering</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-color: #000;
  10. margin: 0px;
  11. overflow: hidden;
  12. }
  13. #info {
  14. position: absolute;
  15. top: 20px; width: 100%;
  16. color: #ffffff;
  17. padding: 5px;
  18. font-family: Monospace;
  19. font-size: 13px;
  20. text-align: center;
  21. }
  22. a {
  23. color: #ff0080;
  24. text-decoration: none;
  25. }
  26. a:hover {
  27. color: #0080ff;
  28. }
  29. #stats { position: absolute; top:10px; left: 5px }
  30. #stats #fps { background: transparent !important }
  31. #stats #fps #fpsText { color: #aaa !important }
  32. #stats #fps #fpsGraph { display: none }
  33. </style>
  34. </head>
  35. <body>
  36. <div id="info">
  37. <a href="http://threejs.org" target="_blank">three.js</a> - deferred point lights WebGL demo by <a href="http://de.redplant.de" target=_blank>redPlant</a> -
  38. <a href="http://www.ir-ltd.net/infinite-3d-head-scan-released/" target="_blank">Lee Perry-Smith</a> head -
  39. light attenuation formula by <a href="http://imdoingitwrong.wordpress.com/tag/glsl/" target=_blank>Tom Madams</a>
  40. </div>
  41. <div id="container"></div>
  42. <script src="../build/three.min.js"></script>
  43. <script src="js/loaders/BinaryLoader.js"></script>
  44. <!-- <script src="js/loaders/UTF8Loader.js"></script> -->
  45. <script src="js/renderers/WebGLDeferredRenderer.js"></script>
  46. <script src="js/ShaderDeferred.js"></script>
  47. <script src="js/shaders/CopyShader.js"></script>
  48. <script src="js/shaders/FXAAShader.js"></script>
  49. <script src="js/postprocessing/EffectComposer.js"></script>
  50. <script src="js/postprocessing/RenderPass.js"></script>
  51. <script src="js/postprocessing/ShaderPass.js"></script>
  52. <script src="js/postprocessing/MaskPass.js"></script>
  53. <script src="js/Detector.js"></script>
  54. <script src="js/libs/stats.min.js"></script>
  55. <script>
  56. if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
  57. var SCALE = 1;
  58. var MARGIN = 100;
  59. var WIDTH = window.innerWidth;
  60. var HEIGHT = window.innerHeight - 2 * MARGIN;
  61. var NEAR = 1.0, FAR = 350.0;
  62. var VIEW_ANGLE = 45;
  63. // controls
  64. var mouseX = 0;
  65. var mouseY = 0;
  66. var targetX = 0, targetY = 0;
  67. var angle = 0;
  68. var target = new THREE.Vector3( 0, 0, 0 );
  69. var windowHalfX = window.innerWidth / 2;
  70. var windowHalfY = window.innerHeight / 2;
  71. // core
  72. var renderer, camera, scene, stats, clock;
  73. // lights
  74. var numLights = 50;
  75. var lights = [];
  76. //
  77. init();
  78. animate();
  79. // -----------------------------
  80. function init() {
  81. // renderer
  82. renderer = new THREE.WebGLDeferredRenderer( { width: WIDTH, height: HEIGHT, scale: SCALE, antialias: true } );
  83. renderer.domElement.style.position = "absolute";
  84. renderer.domElement.style.top = MARGIN + "px";
  85. renderer.domElement.style.left = "0px";
  86. var container = document.getElementById( 'container' );
  87. container.appendChild( renderer.domElement );
  88. // camera
  89. camera = new THREE.PerspectiveCamera( VIEW_ANGLE, WIDTH / HEIGHT, NEAR, FAR );
  90. camera.position.z = 150;
  91. // scene
  92. scene = new THREE.Scene();
  93. scene.add( camera );
  94. // stats
  95. stats = new Stats();
  96. stats.domElement.style.position = 'absolute';
  97. stats.domElement.style.top = '8px';
  98. stats.domElement.style.zIndex = 100;
  99. container.appendChild( stats.domElement );
  100. // clock
  101. clock = new THREE.Clock();
  102. // add lights
  103. initLights();
  104. // add objects
  105. initObjects();
  106. // events
  107. document.addEventListener( 'mousemove', onDocumentMouseMove, false );
  108. window.addEventListener( 'resize', onWindowResize, false );
  109. }
  110. // -----------------------------
  111. function initLights() {
  112. var distance = 40;
  113. // front light
  114. var light = new THREE.PointLight( 0xffffff, 1.5, 1.5 * distance );
  115. scene.add( light );
  116. lights.push( light );
  117. // random lights
  118. var c = new THREE.Vector3();
  119. for ( var i = 1; i < numLights; i ++ ) {
  120. var light = new THREE.PointLight( 0xffffff, 2.0, distance );
  121. c.set( Math.random(), Math.random(), Math.random() ).normalize();
  122. light.color.setRGB( c.x, c.y, c.z );
  123. scene.add( light );
  124. lights.push( light );
  125. }
  126. var geometry = new THREE.SphereGeometry( 0.7, 7, 7 );
  127. for ( var i = 0; i < numLights; i ++ ) {
  128. var light = lights[ i ];
  129. var material = new THREE.MeshBasicMaterial();
  130. material.color = light.color;
  131. var emitter = new THREE.Mesh( geometry, material );
  132. light.add( emitter );
  133. }
  134. }
  135. // -----------------------------
  136. function initObjects() {
  137. /*
  138. var loader = new THREE.UTF8Loader();
  139. loader.load( "models/utf8/ben_dds.js", function ( object ) {
  140. object.scale.multiplyScalar( 150 );
  141. object.position.y = -75;
  142. scene.add( object );
  143. }, { normalizeRGB: true } );
  144. loader.load( "models/utf8/WaltHi.js", function ( object ) {
  145. object.position.y = -35;
  146. scene.add( object );
  147. }, { normalizeRGB: true } );
  148. */
  149. var loader = new THREE.JSONLoader();
  150. loader.load( "obj/leeperrysmith/LeePerrySmith.js", function( geometry, materials ) {
  151. var mapColor = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Map-COL.jpg" );
  152. var mapHeight = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Infinite-Level_02_Disp_NoSmoothUV-4096.jpg" );
  153. mapHeight.repeat.set( 0.998, 0.998 );
  154. mapHeight.offset.set( 0.001, 0.001 )
  155. mapHeight.wrapS = mapHeight.wrapT = THREE.RepeatWrapping;
  156. mapHeight.anisotropy = 4;
  157. mapHeight.format = THREE.RGBFormat;
  158. var material = new THREE.MeshPhongMaterial( { map: mapColor, bumpMap: mapHeight, bumpScale: 2.5, shininess: 75, specular: 0x333333, wrapAround: true, metal: true } );
  159. var object = new THREE.Mesh( geometry, material );
  160. object.scale.multiplyScalar( 8 );
  161. scene.add( object );
  162. } );
  163. var loader = new THREE.BinaryLoader();
  164. loader.load( "obj/female02/Female02_bin.js", function( geometry, materials ) {
  165. for ( var i = 0; i < materials.length; i ++ ) materials[ i ].wrapAround = true;
  166. var object = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial( materials ) );
  167. object.position.x = -50;
  168. object.position.y = -48;
  169. object.scale.multiplyScalar( 0.45 );
  170. scene.add( object );
  171. } );
  172. loader.load( "obj/male02/Male02_bin.js", function( geometry, materials ) {
  173. for ( var i = 0; i < materials.length; i ++ ) materials[ i ].wrapAround = true;
  174. var object = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial( materials ) );
  175. object.position.x = 50;
  176. object.position.y = -48;
  177. object.scale.multiplyScalar( 0.45 );
  178. scene.add( object );
  179. } );
  180. // create box
  181. var box = generateBox();
  182. box.scale.multiplyScalar( 8 );
  183. scene.add( box );
  184. }
  185. // -----------------------------
  186. function generateBox() {
  187. var object = new THREE.Object3D();
  188. var mapHeight2 = THREE.ImageUtils.loadTexture( "obj/lightmap/rocks.jpg" );
  189. mapHeight2.repeat.set( 3, 1.5 );
  190. mapHeight2.wrapS = mapHeight2.wrapT = THREE.RepeatWrapping;
  191. mapHeight2.anisotropy = 4;
  192. mapHeight2.format = THREE.RGBFormat;
  193. var mapHeight3 = THREE.ImageUtils.loadTexture( "textures/water.jpg" );
  194. mapHeight3.repeat.set( 16, 8 );
  195. mapHeight3.wrapS = mapHeight3.wrapT = THREE.RepeatWrapping;
  196. mapHeight3.anisotropy = 4;
  197. mapHeight3.format = THREE.RGBFormat;
  198. var geoPlane = new THREE.PlaneGeometry( 40, 20 );
  199. var matPlane = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 50, bumpMap: mapHeight2, bumpScale: 0.5 } );
  200. var matPlane2 = new THREE.MeshPhongMaterial( { color: 0x331919, specular: 0x111111, shininess: 50, bumpMap: mapHeight2, bumpScale: 1 } );
  201. var matPlane3 = new THREE.MeshPhongMaterial( { color: 0x00aaff, specular: 0xffffff, shininess: 200, bumpMap: mapHeight3, bumpScale: 1.2, wrapAround: true } );
  202. var matPlane4 = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 50, bumpMap: mapHeight3, bumpScale: 1 } );
  203. // bottom
  204. var mesh = new THREE.Mesh( geoPlane, matPlane3 );
  205. mesh.position.z = -2;
  206. mesh.position.y = -6;
  207. mesh.rotation.x = -Math.PI/2;
  208. object.add( mesh );
  209. // top
  210. var mesh = new THREE.Mesh( geoPlane, matPlane4 );
  211. mesh.position.z = -2;
  212. mesh.position.y = 6;
  213. mesh.rotation.x = Math.PI/2;
  214. object.add( mesh );
  215. // back
  216. var mesh = new THREE.Mesh( geoPlane, matPlane );
  217. mesh.position.z = -4;
  218. mesh.position.y = 0;
  219. object.add( mesh );
  220. // right
  221. var mesh = new THREE.Mesh( geoPlane, matPlane );
  222. mesh.position.z = 0;
  223. mesh.position.y = 0;
  224. mesh.position.x = 13;
  225. mesh.rotation.y = -Math.PI/2;
  226. //object.add( mesh );
  227. // left
  228. var mesh = new THREE.Mesh( geoPlane, matPlane );
  229. mesh.position.z = 0;
  230. mesh.position.y = 0;
  231. mesh.position.x = -13;
  232. mesh.rotation.y = Math.PI/2;
  233. //object.add( mesh );
  234. return object;
  235. }
  236. // -----------------------------
  237. function onWindowResize( event ) {
  238. windowHalfX = window.innerWidth / 2;
  239. windowHalfY = window.innerHeight / 2;
  240. WIDTH = window.innerWidth;
  241. HEIGHT = window.innerHeight - 2 * MARGIN;
  242. renderer.setSize( WIDTH, HEIGHT );
  243. camera.aspect = WIDTH / HEIGHT;
  244. camera.updateProjectionMatrix();
  245. }
  246. function onDocumentMouseMove( event ) {
  247. mouseX = ( event.clientX - windowHalfX ) * 1;
  248. mouseY = ( event.clientY - windowHalfY ) * 1;
  249. }
  250. // -----------------------------
  251. function animate() {
  252. requestAnimationFrame( animate );
  253. render();
  254. stats.update();
  255. }
  256. function render() {
  257. // update lights
  258. var time = Date.now() * 0.0005;
  259. var x, y, z;
  260. for ( var i = 0, il = lights.length; i < il; i ++ ) {
  261. var light = lights[ i ];
  262. if ( i > 0 ) {
  263. x = Math.sin( time + i * 1.7 ) * 80;
  264. y = Math.cos( time + i * 1.5 ) * 40;
  265. z = Math.cos( time + i * 1.3 ) * 30;
  266. } else {
  267. x = Math.sin( time * 3 ) * 20;
  268. y = 15;
  269. z = Math.cos( time * 3 ) * 25 + 10;
  270. }
  271. light.position.set( x, y, z );
  272. }
  273. // update camera
  274. var delta = clock.getDelta();
  275. targetX = mouseX * .001;
  276. targetY = mouseY * .001;
  277. angle += 0.05 * ( targetX - angle );
  278. camera.position.x = -Math.sin( angle ) * 150;
  279. camera.position.z = Math.cos( angle ) * 150;
  280. camera.lookAt( target );
  281. // render
  282. renderer.render( scene, camera );
  283. }
  284. </script>
  285. </body>
  286. </html>