webgl_lights_deferred_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. emitter.position = light.position;
  133. scene.add( emitter );
  134. }
  135. }
  136. // -----------------------------
  137. function initObjects() {
  138. /*
  139. var loader = new THREE.UTF8Loader();
  140. loader.load( "models/utf8/ben_dds.js", function ( object ) {
  141. object.scale.multiplyScalar( 150 );
  142. object.position.y = -75;
  143. scene.add( object );
  144. }, { normalizeRGB: true } );
  145. loader.load( "models/utf8/WaltHi.js", function ( object ) {
  146. object.position.y = -35;
  147. scene.add( object );
  148. }, { normalizeRGB: true } );
  149. */
  150. var loader = new THREE.JSONLoader();
  151. loader.load( "obj/leeperrysmith/LeePerrySmith.js", function( geometry, materials ) {
  152. var mapColor = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Map-COL.jpg" );
  153. var mapHeight = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Infinite-Level_02_Disp_NoSmoothUV-4096.jpg" );
  154. mapHeight.repeat.set( 0.998, 0.998 );
  155. mapHeight.offset.set( 0.001, 0.001 )
  156. mapHeight.wrapS = mapHeight.wrapT = THREE.RepeatWrapping;
  157. mapHeight.anisotropy = 4;
  158. mapHeight.format = THREE.RGBFormat;
  159. var material = new THREE.MeshPhongMaterial( { map: mapColor, bumpMap: mapHeight, bumpScale: 2.5, shininess: 75, specular: 0x333333, wrapAround: true, metal: true } );
  160. var object = new THREE.Mesh( geometry, material );
  161. object.scale.multiplyScalar( 8 );
  162. scene.add( object );
  163. } );
  164. var loader = new THREE.BinaryLoader();
  165. loader.load( "obj/female02/Female02_bin.js", function( geometry, materials ) {
  166. for ( var i = 0; i < materials.length; i ++ ) materials[ i ].wrapAround = true;
  167. var object = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial( materials ) );
  168. object.position.x = -50;
  169. object.position.y = -48;
  170. object.scale.multiplyScalar( 0.45 );
  171. scene.add( object );
  172. } );
  173. loader.load( "obj/male02/Male02_bin.js", function( geometry, materials ) {
  174. for ( var i = 0; i < materials.length; i ++ ) materials[ i ].wrapAround = true;
  175. var object = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial( materials ) );
  176. object.position.x = 50;
  177. object.position.y = -48;
  178. object.scale.multiplyScalar( 0.45 );
  179. scene.add( object );
  180. } );
  181. // create box
  182. var box = generateBox();
  183. box.scale.multiplyScalar( 8 );
  184. scene.add( box );
  185. }
  186. // -----------------------------
  187. function generateBox() {
  188. var object = new THREE.Object3D();
  189. var mapHeight2 = THREE.ImageUtils.loadTexture( "obj/lightmap/rocks.jpg" );
  190. mapHeight2.repeat.set( 3, 1.5 );
  191. mapHeight2.wrapS = mapHeight2.wrapT = THREE.RepeatWrapping;
  192. mapHeight2.anisotropy = 4;
  193. mapHeight2.format = THREE.RGBFormat;
  194. var mapHeight3 = THREE.ImageUtils.loadTexture( "textures/water.jpg" );
  195. mapHeight3.repeat.set( 16, 8 );
  196. mapHeight3.wrapS = mapHeight3.wrapT = THREE.RepeatWrapping;
  197. mapHeight3.anisotropy = 4;
  198. mapHeight3.format = THREE.RGBFormat;
  199. var geoPlane = new THREE.PlaneGeometry( 40, 20 );
  200. var matPlane = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 50, bumpMap: mapHeight2, bumpScale: 0.5 } );
  201. var matPlane2 = new THREE.MeshPhongMaterial( { color: 0x331919, specular: 0x111111, shininess: 50, bumpMap: mapHeight2, bumpScale: 1 } );
  202. var matPlane3 = new THREE.MeshPhongMaterial( { color: 0x00aaff, specular: 0xffffff, shininess: 200, bumpMap: mapHeight3, bumpScale: 1.2, wrapAround: true } );
  203. var matPlane4 = new THREE.MeshPhongMaterial( { color: 0xffffff, specular: 0x111111, shininess: 50, bumpMap: mapHeight3, bumpScale: 1 } );
  204. // bottom
  205. var mesh = new THREE.Mesh( geoPlane, matPlane3 );
  206. mesh.position.z = -2;
  207. mesh.position.y = -6;
  208. mesh.rotation.x = -Math.PI/2;
  209. object.add( mesh );
  210. // top
  211. var mesh = new THREE.Mesh( geoPlane, matPlane4 );
  212. mesh.position.z = -2;
  213. mesh.position.y = 6;
  214. mesh.rotation.x = Math.PI/2;
  215. object.add( mesh );
  216. // back
  217. var mesh = new THREE.Mesh( geoPlane, matPlane );
  218. mesh.position.z = -4;
  219. mesh.position.y = 0;
  220. object.add( mesh );
  221. // right
  222. var mesh = new THREE.Mesh( geoPlane, matPlane );
  223. mesh.position.z = 0;
  224. mesh.position.y = 0;
  225. mesh.position.x = 13;
  226. mesh.rotation.y = -Math.PI/2;
  227. //object.add( mesh );
  228. // left
  229. var mesh = new THREE.Mesh( geoPlane, matPlane );
  230. mesh.position.z = 0;
  231. mesh.position.y = 0;
  232. mesh.position.x = -13;
  233. mesh.rotation.y = Math.PI/2;
  234. //object.add( mesh );
  235. return object;
  236. }
  237. // -----------------------------
  238. function onWindowResize( event ) {
  239. windowHalfX = window.innerWidth / 2;
  240. windowHalfY = window.innerHeight / 2;
  241. WIDTH = window.innerWidth;
  242. HEIGHT = window.innerHeight - 2 * MARGIN;
  243. renderer.setSize( WIDTH, HEIGHT );
  244. camera.aspect = WIDTH / HEIGHT;
  245. camera.updateProjectionMatrix();
  246. }
  247. function onDocumentMouseMove( event ) {
  248. mouseX = ( event.clientX - windowHalfX ) * 1;
  249. mouseY = ( event.clientY - windowHalfY ) * 1;
  250. }
  251. // -----------------------------
  252. function animate() {
  253. requestAnimationFrame( animate );
  254. render();
  255. stats.update();
  256. }
  257. function render() {
  258. // update lights
  259. var time = Date.now() * 0.0005;
  260. var x, y, z;
  261. for ( var i = 0, il = lights.length; i < il; i ++ ) {
  262. var light = lights[ i ];
  263. if ( i > 0 ) {
  264. x = Math.sin( time + i * 1.7 ) * 80;
  265. y = Math.cos( time + i * 1.5 ) * 40;
  266. z = Math.cos( time + i * 1.3 ) * 30;
  267. } else {
  268. x = Math.sin( time * 3 ) * 20;
  269. y = 15;
  270. z = Math.cos( time * 3 ) * 25 + 10;
  271. }
  272. light.position.set( x, y, z );
  273. }
  274. // update camera
  275. var delta = clock.getDelta();
  276. targetX = mouseX * .001;
  277. targetY = mouseY * .001;
  278. angle += 0.05 * ( targetX - angle );
  279. camera.position.x = -Math.sin( angle ) * 150;
  280. camera.position.z = Math.cos( angle ) * 150;
  281. camera.lookAt( target );
  282. // render
  283. renderer.render( scene, camera );
  284. }
  285. </script>
  286. </body>
  287. </html>