<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no"/> <style type="text/css"> body { margin: 0px; overflow: hidden; font-family: Monospace; text-align: center; } #info { color: #fff; position: absolute; top: 10px; width: 100%; } a { color: #09f; } #type-status { font-weight: bold; } #stats { position: absolute; top:0; left: 0 } </style> </head> <body> <div id="info"> <a href="http://threejs.org" target="_blank">three.js</a> - webgl ocean simulation<br/> current simulation framebuffers type is <span id="type-status"></span><br/> change type to <span id="change-type"></span> </div> <script src="../build/three.min.js"></script> <script src="js/libs/stats.min.js"></script> <script src="js/libs/dat.gui.min.js"></script> <script src="js/controls/OrbitControls.js"></script> <script src="js/shaders/OceanShaders.js"></script> <script src="js/Ocean.js"></script> <script> var stats; var lastTime = (new Date()).getTime(); var types = { 'float': 'half-float', 'half-float': 'float' }; var hash = document.location.hash.substr( 1 ); if (!(hash in types)) hash = 'float'; document.getElementById('type-status').innerHTML = hash; document.getElementById('change-type').innerHTML = '<a href="#" onclick="return change(\'' + types[hash] + '\')">' + types[hash] + '</a>'; var WINDOW = { ms_Width: 0, ms_Height: 0, ms_Callbacks: { 70: "WINDOW.ToggleFullScreen()", // Toggle fullscreen }, Initialize: function () { this.UpdateSize(); stats = new Stats(); document.body.appendChild( stats.domElement ); // Create callbacks from keyboard document.onkeydown = function (inEvent) { WINDOW.CallAction(inEvent.keyCode); }; window.onresize = function (inEvent) { WINDOW.UpdateSize(); WINDOW.ResizeCallback(WINDOW.ms_Width, WINDOW.ms_Height); }; }, UpdateSize: function () { this.ms_Width = window.outerWidth; this.ms_Height = window.outerHeight - 4; }, CallAction: function (inId) { if (inId in this.ms_Callbacks) { eval(this.ms_Callbacks[inId]); return false; } }, ToggleFullScreen: function () { if (!document.fullscreenElement && !document.mozFullScreenElement && !document.webkitFullscreenElement) { if (document.documentElement.requestFullscreen) document.documentElement.requestFullscreen(); else if (document.documentElement.mozRequestFullScreen) document.documentElement.mozRequestFullScreen(); else if (document.documentElement.webkitRequestFullscreen) document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); } else { if (document.cancelFullScreen) document.cancelFullScreen(); else if (document.mozCancelFullScreen) document.mozCancelFullScreen(); else if (document.webkitCancelFullScreen) document.webkitCancelFullScreen(); } }, ResizeCallback: function (inWidth, inHeight) { }, }; var lastTime = (new Date()).getTime(); function change(n) { location.hash = n; location.reload(); return false; } var DEMO = { ms_Renderer: null, ms_Camera: null, ms_Scene: null, ms_Controls: null, ms_Ocean: null, Initialize: function () { this.ms_Renderer = new THREE.WebGLRenderer(); this.ms_Renderer.setPixelRatio( window.devicePixelRatio ); this.ms_Renderer.context.getExtension('OES_texture_float'); this.ms_Renderer.context.getExtension('OES_texture_float_linear'); document.body.appendChild(this.ms_Renderer.domElement); this.ms_Scene = new THREE.Scene(); this.ms_Camera = new THREE.PerspectiveCamera(55.0, WINDOW.ms_Width / WINDOW.ms_Height, 0.5, 300000); this.ms_Camera.position.set(450, 350, 450); this.ms_Camera.lookAt(new THREE.Vector3()); // Initialize Orbit control this.ms_Controls = new THREE.OrbitControls(this.ms_Camera, this.ms_Renderer.domElement); this.ms_Controls.userPan = false; this.ms_Controls.userPanSpeed = 0.0; this.ms_Controls.minDistance = 0; this.ms_Controls.maxDistance = 2000.0; this.ms_Controls.minPolarAngle = 0; this.ms_Controls.maxPolarAngle = Math.PI * 0.495; var gsize = 512; var res = 1024; var gres = res / 2; var origx = -gsize / 2; var origz = -gsize / 2; this.ms_Ocean = new THREE.Ocean(this.ms_Renderer, this.ms_Camera, this.ms_Scene, { USE_HALF_FLOAT : hash === 'half-float', INITIAL_SIZE : 256.0, INITIAL_WIND : [10.0, 10.0], INITIAL_CHOPPINESS : 1.5, CLEAR_COLOR : [1.0, 1.0, 1.0, 0.0], GEOMETRY_ORIGIN : [origx, origz], SUN_DIRECTION : [-1.0, 1.0, 1.0], OCEAN_COLOR: new THREE.Vector3(0.004, 0.016, 0.047), SKY_COLOR: new THREE.Vector3(3.2, 9.6, 12.8), EXPOSURE : 0.35, GEOMETRY_RESOLUTION: gres, GEOMETRY_SIZE : gsize, RESOLUTION : res }); this.ms_Ocean.materialOcean.uniforms.u_projectionMatrix = { type: "m4", value: this.ms_Camera.projectionMatrix }; this.ms_Ocean.materialOcean.uniforms.u_viewMatrix = { type: "m4", value: this.ms_Camera.matrixWorldInverse }; this.ms_Ocean.materialOcean.uniforms.u_cameraPosition = { type: "v3", value: this.ms_Camera.position }; this.ms_Scene.add(this.ms_Ocean.oceanMesh); var gui = new dat.GUI(); var c1 = gui.add(this.ms_Ocean, "size",100, 5000); c1.onChange(function(v) { this.object.size = v; this.object.changed = true; }); var c2 = gui.add(this.ms_Ocean, "choppiness", 0.1, 4); c2.onChange(function (v) { this.object.choppiness = v; this.object.changed = true; }); var c3 = gui.add(this.ms_Ocean, "windX",-15, 15); c3.onChange(function (v) { this.object.windX = v; this.object.changed = true; }); var c4 = gui.add(this.ms_Ocean, "windY", -15, 15); c4.onChange(function (v) { this.object.windY = v; this.object.changed = true; }); var c5 = gui.add(this.ms_Ocean, "sunDirectionX", -1.0, 1.0); c5.onChange(function (v) { this.object.sunDirectionX = v; this.object.changed = true; }); var c6 = gui.add(this.ms_Ocean, "sunDirectionY", -1.0, 1.0); c6.onChange(function (v) { this.object.sunDirectionY = v; this.object.changed = true; }); var c7 = gui.add(this.ms_Ocean, "sunDirectionZ", -1.0, 1.0); c7.onChange(function (v) { this.object.sunDirectionZ = v; this.object.changed = true; }); var c8 = gui.add(this.ms_Ocean, "exposure", 0.0, 0.5); c8.onChange(function (v) { this.object.exposure = v; this.object.changed = true; }); }, Display: function () { this.ms_Renderer.render(this.ms_Scene, this.ms_Camera); }, Update: function () { var currentTime = new Date().getTime(); this.ms_Ocean.deltaTime = (currentTime - lastTime) / 1000 || 0.0; lastTime = currentTime; this.ms_Ocean.render(this.ms_Ocean.deltaTime); this.ms_Ocean.overrideMaterial = this.ms_Ocean.materialOcean; if (this.ms_Ocean.changed) { this.ms_Ocean.materialOcean.uniforms.u_size.value = this.ms_Ocean.size; this.ms_Ocean.materialOcean.uniforms.u_sunDirection.value.set( this.ms_Ocean.sunDirectionX, this.ms_Ocean.sunDirectionY, this.ms_Ocean.sunDirectionZ ); this.ms_Ocean.materialOcean.uniforms.u_exposure.value = this.ms_Ocean.exposure; this.ms_Ocean.changed = false; } this.ms_Ocean.materialOcean.uniforms.u_normalMap.value = this.ms_Ocean.normalMapFramebuffer ; this.ms_Ocean.materialOcean.uniforms.u_displacementMap.value = this.ms_Ocean.displacementMapFramebuffer ; this.ms_Ocean.materialOcean.uniforms.u_projectionMatrix.value = this.ms_Camera.projectionMatrix ; this.ms_Ocean.materialOcean.uniforms.u_viewMatrix.value = this.ms_Camera.matrixWorldInverse ; this.ms_Ocean.materialOcean.uniforms.u_cameraPosition.value = this.ms_Camera.position; this.ms_Ocean.materialOcean.depthTest = true; //this.ms_Scene.__lights[1].position.x = this.ms_Scene.__lights[1].position.x + 0.01; this.ms_Controls.update(); this.Display(); }, Resize: function (inWidth, inHeight) { this.ms_Camera.aspect = inWidth / inHeight; this.ms_Camera.updateProjectionMatrix(); this.ms_Renderer.setSize(inWidth, inHeight); this.Display(); } }; WINDOW.Initialize(); DEMO.Initialize(); WINDOW.ResizeCallback = function (inWidth, inHeight) { DEMO.Resize(inWidth, inHeight); }; DEMO.Resize(WINDOW.ms_Width, WINDOW.ms_Height); var render = function () { requestAnimationFrame( render ); DEMO.Update(); stats.update(); }; render(); </script> </body> </html>