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 WIDTH = window.innerWidth;
  59. var HEIGHT = window.innerHeight;
  60. var NEAR = 1.0, FAR = 350.0;
  61. var VIEW_ANGLE = 45;
  62. // controls
  63. var mouseX = 0;
  64. var mouseY = 0;
  65. var targetX = 0, targetY = 0;
  66. var angle = 0;
  67. var target = new THREE.Vector3( 0, 0, 0 );
  68. var windowHalfX = window.innerWidth / 2;
  69. var windowHalfY = window.innerHeight / 2;
  70. // core
  71. var renderer, camera, scene, stats, clock;
  72. // lights
  73. var numLights = 50;
  74. var lights = [];
  75. //
  76. init();
  77. animate();
  78. // -----------------------------
  79. function init() {
  80. // renderer
  81. renderer = new THREE.WebGLDeferredRenderer( { width: WIDTH, height: HEIGHT, scale: SCALE, antialias: true } );
  82. var container = document.getElementById( 'container' );
  83. container.appendChild( renderer.domElement );
  84. // camera
  85. camera = new THREE.PerspectiveCamera( VIEW_ANGLE, WIDTH / HEIGHT, NEAR, FAR );
  86. camera.position.z = 150;
  87. // scene
  88. scene = new THREE.Scene();
  89. scene.add( camera );
  90. // stats
  91. stats = new Stats();
  92. stats.domElement.style.position = 'absolute';
  93. stats.domElement.style.top = '8px';
  94. stats.domElement.style.zIndex = 100;
  95. container.appendChild( stats.domElement );
  96. // clock
  97. clock = new THREE.Clock();
  98. // add lights
  99. initLights();
  100. // add objects
  101. initObjects();
  102. // events
  103. document.addEventListener( 'mousemove', onDocumentMouseMove, false );
  104. window.addEventListener( 'resize', onWindowResize, false );
  105. }
  106. // -----------------------------
  107. function initLights() {
  108. var distance = 40;
  109. // front light
  110. var light = new THREE.PointLight( 0xffffff, 1.5, 1.5 * distance );
  111. scene.add( light );
  112. lights.push( light );
  113. // random lights
  114. var c = new THREE.Vector3();
  115. for ( var i = 1; i < numLights; i ++ ) {
  116. var light = new THREE.PointLight( 0xffffff, 2.0, distance );
  117. c.set( Math.random(), Math.random(), Math.random() ).normalize();
  118. light.color.setRGB( c.x, c.y, c.z );
  119. scene.add( light );
  120. lights.push( light );
  121. }
  122. var geometry = new THREE.SphereGeometry( 0.7, 7, 7 );
  123. for ( var i = 0; i < numLights; i ++ ) {
  124. var light = lights[ i ];
  125. var material = new THREE.MeshBasicMaterial();
  126. material.color = light.color;
  127. var emitter = new THREE.Mesh( geometry, material );
  128. light.add( emitter );
  129. }
  130. }
  131. // -----------------------------
  132. function initObjects() {
  133. /*
  134. var loader = new THREE.UTF8Loader();
  135. loader.load( "models/utf8/ben_dds.js", function ( object ) {
  136. object.scale.multiplyScalar( 150 );
  137. object.position.y = -75;
  138. scene.add( object );
  139. }, { normalizeRGB: true } );
  140. loader.load( "models/utf8/WaltHi.js", function ( object ) {
  141. object.position.y = -35;
  142. scene.add( object );
  143. }, { normalizeRGB: true } );
  144. */
  145. var loader = new THREE.JSONLoader();
  146. loader.load( "obj/leeperrysmith/LeePerrySmith.js", function( geometry, materials ) {
  147. var mapColor = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Map-COL.jpg" );
  148. var mapHeight = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Infinite-Level_02_Disp_NoSmoothUV-4096.jpg" );
  149. mapHeight.repeat.set( 0.998, 0.998 );
  150. mapHeight.offset.set( 0.001, 0.001 )
  151. mapHeight.wrapS = mapHeight.wrapT = THREE.RepeatWrapping;
  152. mapHeight.anisotropy = 4;
  153. mapHeight.format = THREE.RGBFormat;
  154. var material = new THREE.MeshPhongMaterial( { map: mapColor, bumpMap: mapHeight, bumpScale: 2.5, shininess: 75, specular: 0x333333, wrapAround: true, metal: true } );
  155. var object = new THREE.Mesh( geometry, material );
  156. object.scale.multiplyScalar( 8 );
  157. scene.add( object );
  158. } );
  159. var loader = new THREE.BinaryLoader();
  160. loader.load( "obj/female02/Female02_bin.js", function( geometry, materials ) {
  161. for ( var i = 0; i < materials.length; i ++ ) materials[ i ].wrapAround = true;
  162. var object = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial( materials ) );
  163. object.position.x = -50;
  164. object.position.y = -48;
  165. object.scale.multiplyScalar( 0.45 );
  166. scene.add( object );
  167. } );
  168. loader.load( "obj/male02/Male02_bin.js", function( geometry, materials ) {
  169. for ( var i = 0; i < materials.length; i ++ ) materials[ i ].wrapAround = true;
  170. var object = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial( materials ) );
  171. object.position.x = 50;
  172. object.position.y = -48;
  173. object.scale.multiplyScalar( 0.45 );
  174. scene.add( object );
  175. } );
  176. // create box
  177. var box = generateBox();
  178. box.scale.multiplyScalar( 8 );
  179. scene.add( box );
  180. }
  181. // -----------------------------
  182. function generateBox() {
  183. var object = new THREE.Object3D();
  184. var mapHeight2 = THREE.ImageUtils.loadTexture( "obj/lightmap/rocks.jpg" );
  185. mapHeight2.repeat.set( 3, 1.5 );
  186. mapHeight2.wrapS = mapHeight2.wrapT = THREE.RepeatWrapping;
  187. mapHeight2.anisotropy = 4;
  188. mapHeight2.format = THREE.RGBFormat;
  189. var mapHeight3 = THREE.ImageUtils.loadTexture( "textures/water.jpg" );
  190. mapHeight3.repeat.set( 16, 8 );
  191. mapHeight3.wrapS = mapHeight3.wrapT = THREE.RepeatWrapping;
  192. mapHeight3.anisotropy = 4;
  193. mapHeight3.format = THREE.RGBFormat;
  194. var geoPlane = new THREE.PlaneGeometry( 40, 20 );
  195. var matPlane = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 50, bumpMap: mapHeight2, bumpScale: 0.5 } );
  196. var matPlane2 = new THREE.MeshPhongMaterial( { color: 0x331919, specular: 0x111111, shininess: 50, bumpMap: mapHeight2, bumpScale: 1 } );
  197. var matPlane3 = new THREE.MeshPhongMaterial( { color: 0x00aaff, specular: 0xffffff, shininess: 200, bumpMap: mapHeight3, bumpScale: 1.2, wrapAround: true } );
  198. var matPlane4 = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 50, bumpMap: mapHeight3, bumpScale: 1 } );
  199. // bottom
  200. var mesh = new THREE.Mesh( geoPlane, matPlane3 );
  201. mesh.position.z = -2;
  202. mesh.position.y = -6;
  203. mesh.rotation.x = -Math.PI/2;
  204. object.add( mesh );
  205. // top
  206. var mesh = new THREE.Mesh( geoPlane, matPlane4 );
  207. mesh.position.z = -2;
  208. mesh.position.y = 6;
  209. mesh.rotation.x = Math.PI/2;
  210. object.add( mesh );
  211. // back
  212. var mesh = new THREE.Mesh( geoPlane, matPlane );
  213. mesh.position.z = -4;
  214. mesh.position.y = 0;
  215. object.add( mesh );
  216. // right
  217. var mesh = new THREE.Mesh( geoPlane, matPlane );
  218. mesh.position.z = 0;
  219. mesh.position.y = 0;
  220. mesh.position.x = 13;
  221. mesh.rotation.y = -Math.PI/2;
  222. //object.add( mesh );
  223. // left
  224. var mesh = new THREE.Mesh( geoPlane, matPlane );
  225. mesh.position.z = 0;
  226. mesh.position.y = 0;
  227. mesh.position.x = -13;
  228. mesh.rotation.y = Math.PI/2;
  229. //object.add( mesh );
  230. return object;
  231. }
  232. // -----------------------------
  233. function onWindowResize( event ) {
  234. windowHalfX = window.innerWidth / 2;
  235. windowHalfY = window.innerHeight / 2;
  236. WIDTH = window.innerWidth;
  237. HEIGHT = window.innerHeight - 2 * MARGIN;
  238. renderer.setSize( WIDTH, HEIGHT );
  239. camera.aspect = WIDTH / HEIGHT;
  240. camera.updateProjectionMatrix();
  241. }
  242. function onDocumentMouseMove( event ) {
  243. mouseX = ( event.clientX - windowHalfX ) * 1;
  244. mouseY = ( event.clientY - windowHalfY ) * 1;
  245. }
  246. // -----------------------------
  247. function animate() {
  248. requestAnimationFrame( animate );
  249. render();
  250. stats.update();
  251. }
  252. function render() {
  253. // update lights
  254. var time = Date.now() * 0.0005;
  255. var x, y, z;
  256. for ( var i = 0, il = lights.length; i < il; i ++ ) {
  257. var light = lights[ i ];
  258. if ( i > 0 ) {
  259. x = Math.sin( time + i * 1.7 ) * 80;
  260. y = Math.cos( time + i * 1.5 ) * 40;
  261. z = Math.cos( time + i * 1.3 ) * 30;
  262. } else {
  263. x = Math.sin( time * 3 ) * 20;
  264. y = 15;
  265. z = Math.cos( time * 3 ) * 25 + 10;
  266. }
  267. light.position.set( x, y, z );
  268. }
  269. // update camera
  270. var delta = clock.getDelta();
  271. targetX = mouseX * .001;
  272. targetY = mouseY * .001;
  273. angle += 0.05 * ( targetX - angle );
  274. camera.position.x = -Math.sin( angle ) * 150;
  275. camera.position.z = Math.cos( angle ) * 150;
  276. camera.lookAt( target );
  277. // render
  278. renderer.render( scene, camera );
  279. }
  280. </script>
  281. </body>
  282. </html>