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编辑当前文件:/home/qrafawbu/thefirstcookout.com/assets/curtains.umd.min.js
function _get(e,t,i){return(_get="undefined"!=typeof Reflect&&Reflect.get?Reflect.get:function(e,t,i){var r=_superPropBase(e,t);if(r){var s=Object.getOwnPropertyDescriptor(r,t);return s.get?s.get.call(i):s.value}})(e,t,i||e)}function _superPropBase(e,t){for(;!Object.prototype.hasOwnProperty.call(e,t)&&null!==(e=_getPrototypeOf(e)););return e}function _inherits(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&_setPrototypeOf(e,t)}function _setPrototypeOf(e,t){return(_setPrototypeOf=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}function _createSuper(e){var t=_isNativeReflectConstruct();return function(){var i,r=_getPrototypeOf(e);if(t){var s=_getPrototypeOf(this).constructor;i=Reflect.construct(r,arguments,s)}else i=r.apply(this,arguments);return _possibleConstructorReturn(this,i)}}function _possibleConstructorReturn(e,t){if(t&&("object"===_typeof(t)||"function"==typeof t))return t;if(void 0!==t)throw new TypeError("Derived constructors may only return object or undefined");return _assertThisInitialized(e)}function _assertThisInitialized(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}function _isNativeReflectConstruct(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(e){return!1}}function _getPrototypeOf(e){return(_getPrototypeOf=Object.setPrototypeOf?Object.getPrototypeOf:function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}function _classCallCheck(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function _defineProperties(e,t){for(var i=0;i<t.length;i++){var r=t[i];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function _createClass(e,t,i){return t&&_defineProperties(e.prototype,t),i&&_defineProperties(e,i),e}function _typeof(e){return(_typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}!function(e,t){"object"===("undefined"==typeof exports?"undefined":_typeof(exports))&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).window=e.window||{})}(this,(function(e){"use strict";var t=0;function i(){if(!(t>100)){if(100===t)console.warn("Curtains: too many warnings thrown, stop logging.");else{var e=Array.prototype.slice.call(arguments);console.warn.apply(console,e)}t++}}function r(){var e=Array.prototype.slice.call(arguments);console.error.apply(console,e)}function s(){return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,(function(e){var t=16*Math.random()|0;return("x"===e?t:3&t|8).toString(16).toUpperCase()}))}function n(e){return 0==(e&e-1)}var a=function(){function e(t){if(_classCallCheck(this,e),this.type="Scene",t&&"Renderer"===t.type){if(!t.gl)return void r(this.type+": Renderer WebGL context is undefined",t)}else r(this.type+": Renderer not passed as first argument",t);this.renderer=t,this.gl=t.gl,this.initStacks()}return _createClass(e,[{key:"initStacks",value:function(){this.stacks={pingPong:[],renderTargets:[],opaque:[],transparent:[],renderPasses:[],scenePasses:[]}}},{key:"resetPlaneStacks",value:function(){this.stacks.pingPong=[],this.stacks.renderTargets=[],this.stacks.opaque=[],this.stacks.transparent=[];for(var e=0;e<this.renderer.planes.length;e++)this.addPlane(this.renderer.planes[e])}},{key:"resetShaderPassStacks",value:function(){this.stacks.scenePasses=[],this.stacks.renderPasses=[];for(var e=0;e<this.renderer.shaderPasses.length;e++)this.renderer.shaderPasses[e].index=e,this.renderer.shaderPasses[e]._isScenePass?this.stacks.scenePasses.push(this.renderer.shaderPasses[e]):this.stacks.renderPasses.push(this.renderer.shaderPasses[e]);0===this.stacks.scenePasses.length&&(this.renderer.state.scenePassIndex=null)}},{key:"addToRenderTargetsStack",value:function(e){var t=this.renderer.planes.filter((function(t){return"PingPongPlane"!==t.type&&t.target&&t.uuid!==e.uuid})),i=-1;if(e.target._depth){for(var r=t.length-1;r>=0;r--)if(t[r].target.uuid===e.target.uuid){i=r+1;break}}else i=t.findIndex((function(t){return t.target.uuid===e.target.uuid}));i=Math.max(0,i),t.splice(i,0,e),e.target._depth?(t.sort((function(e,t){return e.index-t.index})),t.sort((function(e,t){return t.renderOrder-e.renderOrder}))):(t.sort((function(e,t){return t.index-e.index})),t.sort((function(e,t){return e.renderOrder-t.renderOrder}))),t.sort((function(e,t){return e.target.index-t.target.index})),this.stacks.renderTargets=t}},{key:"addToRegularPlaneStack",value:function(e){for(var t=this.renderer.planes.filter((function(t){return"PingPongPlane"!==t.type&&!t.target&&t._transparent===e._transparent&&t.uuid!==e.uuid})),i=-1,r=t.length-1;r>=0;r--)if(t[r]._geometry.definition.id===e._geometry.definition.id){i=r+1;break}return i=Math.max(0,i),t.splice(i,0,e),t.sort((function(e,t){return e.index-t.index})),t}},{key:"addPlane",value:function(e){if("PingPongPlane"===e.type)this.stacks.pingPong.push(e);else if(e.target)this.addToRenderTargetsStack(e);else if(e._transparent){var t=this.addToRegularPlaneStack(e);t.sort((function(e,t){return t.relativeTranslation.z-e.relativeTranslation.z})),t.sort((function(e,t){return t.renderOrder-e.renderOrder})),this.stacks.transparent=t}else{var i=this.addToRegularPlaneStack(e);i.sort((function(e,t){return t.renderOrder-e.renderOrder})),this.stacks.opaque=i}}},{key:"removePlane",value:function(e){"PingPongPlane"===e.type?this.stacks.pingPong=this.stacks.pingPong.filter((function(t){return t.uuid!==e.uuid})):e.target?this.stacks.renderTargets=this.stacks.renderTargets.filter((function(t){return t.uuid!==e.uuid})):e._transparent?this.stacks.transparent=this.stacks.transparent.filter((function(t){return t.uuid!==e.uuid})):this.stacks.opaque=this.stacks.opaque.filter((function(t){return t.uuid!==e.uuid}))}},{key:"setPlaneRenderOrder",value:function(e){if("ShaderPass"===e.type)this.sortShaderPassStack(e._isScenePass?this.stacks.scenePasses:this.stacks.renderPasses);else if("PingPongPlane"===e.type)return;if(e.target)e.target._depth?(this.stacks.renderTargets.sort((function(e,t){return e.index-t.index})),this.stacks.renderTargets.sort((function(e,t){return t.renderOrder-e.renderOrder}))):(this.stacks.renderTargets.sort((function(e,t){return t.index-e.index})),this.stacks.renderTargets.sort((function(e,t){return e.renderOrder-t.renderOrder}))),this.stacks.renderTargets.sort((function(e,t){return e.target.index-t.target.index}));else{var t=e._transparent?this.stacks.transparent:this.stacks.opaque,i=this.stacks.scenePasses.find((function(e,t){return e._isScenePass&&!e._depth&&0===t}));!this.renderer.depth||i?(t.sort((function(e,t){return t.index-e.index})),e._transparent&&t.sort((function(e,t){return e.relativeTranslation.z-t.relativeTranslation.z})),t.sort((function(e,t){return e.renderOrder-t.renderOrder}))):(t.sort((function(e,t){return e.index-t.index})),e._transparent&&t.sort((function(e,t){return t.relativeTranslation.z-e.relativeTranslation.z})),t.sort((function(e,t){return t.renderOrder-e.renderOrder})))}}},{key:"addShaderPass",value:function(e){e._isScenePass?(this.stacks.scenePasses.push(e),this.sortShaderPassStack(this.stacks.scenePasses)):(this.stacks.renderPasses.push(e),this.sortShaderPassStack(this.stacks.renderPasses))}},{key:"removeShaderPass",value:function(e){this.resetShaderPassStacks()}},{key:"sortShaderPassStack",value:function(e){e.sort((function(e,t){return e.index-t.index})),e.sort((function(e,t){return e.renderOrder-t.renderOrder}))}},{key:"enableShaderPass",value:function(){this.stacks.scenePasses.length&&0===this.stacks.renderPasses.length&&this.renderer.planes.length&&(this.renderer.state.scenePassIndex=0,this.renderer.bindFrameBuffer(this.stacks.scenePasses[0].target))}},{key:"drawRenderPasses",value:function(){this.stacks.scenePasses.length&&this.stacks.renderPasses.length&&this.renderer.planes.length&&(this.renderer.state.scenePassIndex=0,this.renderer.bindFrameBuffer(this.stacks.scenePasses[0].target));for(var e=0;e<this.stacks.renderPasses.length;e++)this.stacks.renderPasses[e]._startDrawing(),this.renderer.clearDepth()}},{key:"drawScenePasses",value:function(){for(var e=0;e<this.stacks.scenePasses.length;e++)this.stacks.scenePasses[e]._startDrawing()}},{key:"drawPingPongStack",value:function(){for(var e=0;e<this.stacks.pingPong.length;e++){var t=this.stacks.pingPong[e];t&&t._startDrawing()}}},{key:"drawStack",value:function(e){for(var t=0;t<this.stacks[e].length;t++){var i=this.stacks[e][t];i&&i._startDrawing()}}},{key:"draw",value:function(){this.drawPingPongStack(),this.enableShaderPass(),this.drawStack("renderTargets"),this.drawRenderPasses(),this.renderer.setBlending(!1),this.drawStack("opaque"),this.stacks.transparent.length&&(this.renderer.setBlending(!0),this.drawStack("transparent")),this.drawScenePasses()}}]),e}(),o=function(){function e(){_classCallCheck(this,e),this.geometries=[],this.clear()}return _createClass(e,[{key:"clear",value:function(){this.textures=[],this.programs=[]}},{key:"getGeometryFromID",value:function(e){return this.geometries.find((function(t){return t.id===e}))}},{key:"addGeometry",value:function(e,t,i){this.geometries.push({id:e,vertices:t,uvs:i})}},{key:"isSameShader",value:function(e,t){return 0===e.localeCompare(t)}},{key:"getProgramFromShaders",value:function(e,t){var i=this;return this.programs.find((function(r){return i.isSameShader(r.vsCode,e)&&i.isSameShader(r.fsCode,t)}))}},{key:"addProgram",value:function(e){this.programs.push(e)}},{key:"getTextureFromSource",value:function(e){var t="string"==typeof e?e:e.src;return this.textures.find((function(e){return e.source&&e.source.src===t}))}},{key:"addTexture",value:function(e){this.getTextureFromSource(e.source)||this.textures.push(e)}},{key:"removeTexture",value:function(e){this.textures=this.textures.filter((function(t){return t.uuid!==e.uuid}))}}]),e}(),h=function(){function e(){_classCallCheck(this,e),this.clear()}return _createClass(e,[{key:"clear",value:function(){this.queue=[]}},{key:"add",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r={callback:e,keep:i,timeout:null};return r.timeout=setTimeout((function(){t.queue.push(r)}),0),r}},{key:"execute",value:function(){var e=this;this.queue.map((function(t){t.callback&&t.callback(),clearTimeout(e.queue.timeout)})),this.queue=this.queue.filter((function(e){return e.keep}))}}]),e}(),l=function(){function e(t){var r=t.alpha,s=t.antialias,n=t.premultipliedAlpha,a=t.depth,o=t.failIfMajorPerformanceCaveat,h=t.preserveDrawingBuffer,l=t.stencil,u=t.container,d=t.pixelRatio,c=t.renderingScale,p=t.production,f=t.onError,g=t.onSuccess,_=t.onContextLost,m=t.onContextRestored,v=t.onDisposed,y=t.onSceneChange;_classCallCheck(this,e),this.type="Renderer",this.alpha=r,this.antialias=s,this.premultipliedAlpha=n,this.depth=a,this.failIfMajorPerformanceCaveat=o,this.preserveDrawingBuffer=h,this.stencil=l,this.container=u,this.pixelRatio=d,this._renderingScale=c,this.production=p,this.onError=f,this.onSuccess=g,this.onContextLost=_,this.onContextRestored=m,this.onDisposed=v,this.onSceneChange=y,this.initState(),this.canvas=document.createElement("canvas");var x={alpha:this.alpha,premultipliedAlpha:this.premultipliedAlpha,antialias:this.antialias,depth:this.depth,failIfMajorPerformanceCaveat:this.failIfMajorPerformanceCaveat,preserveDrawingBuffer:this.preserveDrawingBuffer,stencil:this.stencil};if(this.gl=this.canvas.getContext("webgl2",x),this._isWebGL2=!!this.gl,this.gl||(this.gl=this.canvas.getContext("webgl",x)||this.canvas.getContext("experimental-webgl",x)),!this.gl)return this.production||i(this.type+": WebGL context could not be created"),this.state.isActive=!1,void(this.onError&&this.onError());this.onSuccess&&this.onSuccess(),this.initRenderer()}return _createClass(e,[{key:"initState",value:function(){this.state={isActive:!0,isContextLost:!0,drawingEnabled:!0,forceRender:!1,currentProgramID:null,currentGeometryID:null,forceBufferUpdate:!1,depthTest:null,blending:null,cullFace:null,frameBufferID:null,scenePassIndex:null,activeTexture:null,unpackAlignment:null,flipY:null,premultiplyAlpha:null}}},{key:"initCallbackQueueManager",value:function(){this.nextRender=new h}},{key:"initRenderer",value:function(){this.planes=[],this.renderTargets=[],this.shaderPasses=[],this.state.isContextLost=!1,this.state.maxTextureSize=this.gl.getParameter(this.gl.MAX_TEXTURE_SIZE),this.initCallbackQueueManager(),this.setBlendFunc(),this.setDepthFunc(),this.setDepthTest(!0),this.cache=new o,this.scene=new a(this),this.getExtensions(),this._contextLostHandler=this.contextLost.bind(this),this.canvas.addEventListener("webglcontextlost",this._contextLostHandler,!1),this._contextRestoredHandler=this.contextRestored.bind(this),this.canvas.addEventListener("webglcontextrestored",this._contextRestoredHandler,!1)}},{key:"getExtensions",value:function(){this.extensions=[],this._isWebGL2?(this.extensions.EXT_color_buffer_float=this.gl.getExtension("EXT_color_buffer_float"),this.extensions.OES_texture_float_linear=this.gl.getExtension("OES_texture_float_linear"),this.extensions.EXT_texture_filter_anisotropic=this.gl.getExtension("EXT_texture_filter_anisotropic"),this.extensions.WEBGL_lose_context=this.gl.getExtension("WEBGL_lose_context")):(this.extensions.OES_vertex_array_object=this.gl.getExtension("OES_vertex_array_object"),this.extensions.OES_texture_float=this.gl.getExtension("OES_texture_float"),this.extensions.OES_texture_float_linear=this.gl.getExtension("OES_texture_float_linear"),this.extensions.OES_texture_half_float=this.gl.getExtension("OES_texture_half_float"),this.extensions.OES_texture_half_float_linear=this.gl.getExtension("OES_texture_half_float_linear"),this.extensions.EXT_texture_filter_anisotropic=this.gl.getExtension("EXT_texture_filter_anisotropic"),this.extensions.OES_element_index_uint=this.gl.getExtension("OES_element_index_uint"),this.extensions.OES_standard_derivatives=this.gl.getExtension("OES_standard_derivatives"),this.extensions.EXT_sRGB=this.gl.getExtension("EXT_sRGB"),this.extensions.WEBGL_depth_texture=this.gl.getExtension("WEBGL_depth_texture"),this.extensions.WEBGL_draw_buffers=this.gl.getExtension("WEBGL_draw_buffers"),this.extensions.WEBGL_lose_context=this.gl.getExtension("WEBGL_lose_context"))}},{key:"contextLost",value:function(e){var t=this;this.state.isContextLost=!0,this.state.isActive&&(e.preventDefault(),this.nextRender.add((function(){return t.onContextLost&&t.onContextLost()})))}},{key:"restoreContext",value:function(){this.state.isActive&&(this.initState(),this.gl&&this.extensions.WEBGL_lose_context?this.extensions.WEBGL_lose_context.restoreContext():(this.gl||this.production?this.extensions.WEBGL_lose_context||this.production||i(this.type+": Could not restore the context because the restore context extension is not defined"):i(this.type+": Could not restore the context because the context is not defined"),this.onError&&this.onError()))}},{key:"isContextexFullyRestored",value:function(){for(var e=!0,t=0;t<this.renderTargets.length;t++){this.renderTargets[t].textures[0]._canDraw||(e=!1);break}if(e)for(var i=0;i<this.planes.length;i++){if(!this.planes[i]._canDraw){e=!1;break}for(var r=0;r<this.planes[i].textures.length;r++)if(!this.planes[i].textures[r]._canDraw){e=!1;break}}if(e)for(var s=0;s<this.shaderPasses.length;s++){if(!this.shaderPasses[s]._canDraw){e=!1;break}for(var n=0;n<this.shaderPasses[s].textures.length;n++)if(!this.shaderPasses[s].textures[n]._canDraw){e=!1;break}}return e}},{key:"contextRestored",value:function(){var e=this;this.getExtensions(),this.setBlendFunc(),this.setDepthFunc(),this.setDepthTest(!0),this.cache.clear(),this.scene.initStacks();for(var t=0;t<this.renderTargets.length;t++)this.renderTargets[t]._restoreContext();for(var i=0;i<this.planes.length;i++)this.planes[i]._restoreContext();for(var r=0;r<this.shaderPasses.length;r++)this.shaderPasses[r]._restoreContext();var s=this.nextRender.add((function(){e.isContextexFullyRestored()&&(s.keep=!1,e.state.isContextLost=!1,e.onContextRestored&&e.onContextRestored(),e.onSceneChange(),e.needRender())}),!0)}},{key:"setPixelRatio",value:function(e){this.pixelRatio=e}},{key:"setSize",value:function(){if(this.gl){var e=this.container.getBoundingClientRect();this._boundingRect={width:e.width*this.pixelRatio,height:e.height*this.pixelRatio,top:e.top*this.pixelRatio,left:e.left*this.pixelRatio};var t=!!navigator.userAgent.match(/Version\/[\d\.]+.*Safari/),i=/iPad|iPhone|iPod/.test(navigator.userAgent)&&!window.MSStream;if(t&&i){this._boundingRect.top=function(e){for(var t=0;e&&!isNaN(e.offsetTop);)t+=e.offsetTop-e.scrollTop,e=e.offsetParent;return t}(this.container)*this.pixelRatio}this.canvas.style.width=Math.floor(this._boundingRect.width/this.pixelRatio)+"px",this.canvas.style.height=Math.floor(this._boundingRect.height/this.pixelRatio)+"px",this.canvas.width=Math.floor(this._boundingRect.width*this._renderingScale),this.canvas.height=Math.floor(this._boundingRect.height*this._renderingScale),this.gl.viewport(0,0,this.gl.drawingBufferWidth,this.gl.drawingBufferHeight)}}},{key:"resize",value:function(){for(var e=0;e<this.planes.length;e++)this.planes[e]._canDraw&&this.planes[e].resize();for(var t=0;t<this.shaderPasses.length;t++)this.shaderPasses[t]._canDraw&&this.shaderPasses[t].resize();for(var i=0;i<this.renderTargets.length;i++)this.renderTargets[i].resize();this.needRender()}},{key:"clear",value:function(){this.gl.clear(this.gl.COLOR_BUFFER_BIT|this.gl.DEPTH_BUFFER_BIT)}},{key:"clearDepth",value:function(){this.gl.clear(this.gl.DEPTH_BUFFER_BIT)}},{key:"clearColor",value:function(){this.gl.clear(this.gl.COLOR_BUFFER_BIT)}},{key:"bindFrameBuffer",value:function(e,t){var i=null;e?(i=e.index)!==this.state.frameBufferID&&(this.gl.bindFramebuffer(this.gl.FRAMEBUFFER,e._frameBuffer),this.gl.viewport(0,0,e._size.width,e._size.height),e._shouldClear&&!t&&this.clear()):null!==this.state.frameBufferID&&(this.gl.bindFramebuffer(this.gl.FRAMEBUFFER,null),this.gl.viewport(0,0,this.gl.drawingBufferWidth,this.gl.drawingBufferHeight)),this.state.frameBufferID=i}},{key:"setDepthTest",value:function(e){e&&!this.state.depthTest?(this.state.depthTest=e,this.gl.enable(this.gl.DEPTH_TEST)):!e&&this.state.depthTest&&(this.state.depthTest=e,this.gl.disable(this.gl.DEPTH_TEST))}},{key:"setDepthFunc",value:function(){this.gl.depthFunc(this.gl.LEQUAL)}},{key:"setBlending",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];e&&!this.state.blending?(this.state.blending=e,this.gl.enable(this.gl.BLEND)):!e&&this.state.blending&&(this.state.blending=e,this.gl.disable(this.gl.BLEND))}},{key:"setBlendFunc",value:function(){this.gl.enable(this.gl.BLEND),this.premultipliedAlpha?this.gl.blendFuncSeparate(this.gl.ONE,this.gl.ONE_MINUS_SRC_ALPHA,this.gl.ONE,this.gl.ONE_MINUS_SRC_ALPHA):this.gl.blendFuncSeparate(this.gl.SRC_ALPHA,this.gl.ONE_MINUS_SRC_ALPHA,this.gl.ONE,this.gl.ONE_MINUS_SRC_ALPHA)}},{key:"setFaceCulling",value:function(e){if(this.state.cullFace!==e)if(this.state.cullFace=e,"none"===e)this.gl.disable(this.gl.CULL_FACE);else{var t="front"===e?this.gl.FRONT:this.gl.BACK;this.gl.enable(this.gl.CULL_FACE),this.gl.cullFace(t)}}},{key:"useProgram",value:function(e){null!==this.state.currentProgramID&&this.state.currentProgramID===e.id||(this.gl.useProgram(e.program),this.state.currentProgramID=e.id)}},{key:"removePlane",value:function(e){this.gl&&(this.planes=this.planes.filter((function(t){return t.uuid!==e.uuid})),this.scene.removePlane(e),e=null,this.gl&&this.clear(),this.onSceneChange())}},{key:"removeRenderTarget",value:function(e){if(this.gl){for(var t=this.planes.find((function(t){return"PingPongPlane"!==t.type&&t.target&&t.target.uuid===e.uuid})),i=0;i<this.planes.length;i++)this.planes[i].target&&this.planes[i].target.uuid===e.uuid&&(this.planes[i].target=null);this.renderTargets=this.renderTargets.filter((function(t){return t.uuid!==e.uuid}));for(var r=0;r<this.renderTargets.length;r++)this.renderTargets[r].index=r;e=null,this.gl&&this.clear(),t&&this.scene.resetPlaneStacks(),this.onSceneChange()}}},{key:"removeShaderPass",value:function(e){this.gl&&(this.shaderPasses=this.shaderPasses.filter((function(t){return t.uuid!==e.uuid})),this.scene.removeShaderPass(e),e=null,this.gl&&this.clear(),this.onSceneChange())}},{key:"enableDrawing",value:function(){this.state.drawingEnabled=!0}},{key:"disableDrawing",value:function(){this.state.drawingEnabled=!1}},{key:"needRender",value:function(){this.state.forceRender=!0}},{key:"render",value:function(){this.gl&&(this.clear(),this.state.currentGeometryID=null,this.scene.draw())}},{key:"deletePrograms",value:function(){for(var e=0;e<this.cache.programs.length;e++){var t=this.cache.programs[e];this.gl.deleteProgram(t.program)}}},{key:"dispose",value:function(){var e=this;if(this.gl){for(this.state.isActive=!1;this.planes.length>0;)this.removePlane(this.planes[0]);for(;this.shaderPasses.length>0;)this.removeShaderPass(this.shaderPasses[0]);for(;this.renderTargets.length>0;)this.removeRenderTarget(this.renderTargets[0]);var t=this.nextRender.add((function(){0===e.planes.length&&0===e.shaderPasses.length&&0===e.renderTargets.length&&(t.keep=!1,e.deletePrograms(),e.clear(),e.canvas.removeEventListener("webgllost",e._contextLostHandler,!1),e.canvas.removeEventListener("webglrestored",e._contextRestoredHandler,!1),e.gl&&e.extensions.WEBGL_lose_context&&e.extensions.WEBGL_lose_context.loseContext(),e.canvas.width=e.canvas.width,e.gl=null,e.container.removeChild(e.canvas),e.container=null,e.canvas=null,e.onDisposed&&e.onDisposed())}),!0)}}}]),e}(),u=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},i=t.xOffset,r=void 0===i?0:i,s=t.yOffset,n=void 0===s?0:s,a=t.lastXDelta,o=void 0===a?0:a,h=t.lastYDelta,l=void 0===h?0:h,u=t.shouldWatch,d=void 0===u||u,c=t.onScroll,p=void 0===c?function(){}:c;_classCallCheck(this,e),this.xOffset=r,this.yOffset=n,this.lastXDelta=o,this.lastYDelta=l,this.shouldWatch=d,this.onScroll=p,this.handler=this.scroll.bind(this,!0),this.shouldWatch&&window.addEventListener("scroll",this.handler,{passive:!0})}return _createClass(e,[{key:"scroll",value:function(){this.updateScrollValues(window.pageXOffset,window.pageYOffset)}},{key:"updateScrollValues",value:function(e,t){var i=this.xOffset;this.xOffset=e,this.lastXDelta=i-this.xOffset;var r=this.yOffset;this.yOffset=t,this.lastYDelta=r-this.yOffset,this.onScroll&&this.onScroll(this.lastXDelta,this.lastYDelta)}},{key:"dispose",value:function(){this.shouldWatch&&window.removeEventListener("scroll",this.handler,{passive:!0})}}]),e}(),d=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},r=t.container,s=t.alpha,n=void 0===s||s,a=t.premultipliedAlpha,o=void 0!==a&&a,h=t.antialias,l=void 0===h||h,u=t.depth,d=void 0===u||u,c=t.failIfMajorPerformanceCaveat,p=void 0===c||c,f=t.preserveDrawingBuffer,g=void 0!==f&&f,_=t.stencil,m=void 0!==_&&_,v=t.autoResize,y=void 0===v||v,x=t.autoRender,b=void 0===x||x,k=t.watchScroll,R=void 0===k||k,P=t.pixelRatio,w=void 0===P?window.devicePixelRatio||1:P,T=t.renderingScale,S=void 0===T?1:T,C=t.production,E=void 0!==C&&C;_classCallCheck(this,e),this.type="Curtains",this._autoResize=y,this._autoRender=b,this._watchScroll=R,this.pixelRatio=w,S=isNaN(S)?1:parseFloat(S),this._renderingScale=Math.max(.25,Math.min(1,S)),this.premultipliedAlpha=o,this.alpha=n,this.antialias=l,this.depth=d,this.failIfMajorPerformanceCaveat=p,this.preserveDrawingBuffer=g,this.stencil=m,this.production=E,this.errors=!1,r?this.setContainer(r):this.production||i(this.type+": no container provided in the initial parameters. Use setContainer() method to set one later and initialize the WebGL context")}return _createClass(e,[{key:"setContainer",value:function(e){if(e)if("string"==typeof e)if(e=document.getElementById(e))this.container=e;else{var t=document.createElement("div");t.setAttribute("id","curtains-canvas"),document.body.appendChild(t),this.container=t,this.production||i('Curtains: no valid container HTML element or ID provided, created a div with "curtains-canvas" ID instead')}else e instanceof Element&&(this.container=e);else{var r=document.createElement("div");r.setAttribute("id","curtains-canvas"),document.body.appendChild(r),this.container=r,this.production||i('Curtains: no valid container HTML element or ID provided, created a div with "curtains-canvas" ID instead')}this._initCurtains()}},{key:"_initCurtains",value:function(){this.planes=[],this.renderTargets=[],this.shaderPasses=[],this._initRenderer(),this.gl&&(this._initScroll(),this._setSize(),this._addListeners(),this.container.appendChild(this.canvas),console.log("curtains.js - v8.1.4"),this._animationFrameID=null,this._autoRender&&this._animate())}},{key:"_initRenderer",value:function(){var e=this;this.renderer=new l({alpha:this.alpha,antialias:this.antialias,premultipliedAlpha:this.premultipliedAlpha,depth:this.depth,failIfMajorPerformanceCaveat:this.failIfMajorPerformanceCaveat,preserveDrawingBuffer:this.preserveDrawingBuffer,stencil:this.stencil,container:this.container,pixelRatio:this.pixelRatio,renderingScale:this._renderingScale,production:this.production,onError:function(){return e._onRendererError()},onSuccess:function(){return e._onRendererSuccess()},onContextLost:function(){return e._onRendererContextLost()},onContextRestored:function(){return e._onRendererContextRestored()},onDisposed:function(){return e._onRendererDisposed()},onSceneChange:function(){return e._keepSync()}}),this.gl=this.renderer.gl,this.canvas=this.renderer.canvas}},{key:"restoreContext",value:function(){this.renderer.restoreContext()}},{key:"_animate",value:function(){this.render(),this._animationFrameID=window.requestAnimationFrame(this._animate.bind(this))}},{key:"enableDrawing",value:function(){this.renderer.enableDrawing()}},{key:"disableDrawing",value:function(){this.renderer.disableDrawing()}},{key:"needRender",value:function(){this.renderer.needRender()}},{key:"nextRender",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return this.renderer.nextRender.add(e,t)}},{key:"clear",value:function(){this.renderer&&this.renderer.clear()}},{key:"clearDepth",value:function(){this.renderer&&this.renderer.clearDepth()}},{key:"clearColor",value:function(){this.renderer&&this.renderer.clearColor()}},{key:"isWebGL2",value:function(){return!!this.gl&&this.renderer._isWebGL2}},{key:"render",value:function(){this.renderer.nextRender.execute(),(this.renderer.state.drawingEnabled||this.renderer.state.forceRender)&&(this.renderer.state.forceRender&&(this.renderer.state.forceRender=!1),this._onRenderCallback&&this._onRenderCallback(),this.renderer.render())}},{key:"_addListeners",value:function(){this._resizeHandler=null,this._autoResize&&(this._resizeHandler=this.resize.bind(this,!0),window.addEventListener("resize",this._resizeHandler,!1))}},{key:"setPixelRatio",value:function(e,t){this.pixelRatio=parseFloat(Math.max(e,1))||1,this.renderer.setPixelRatio(e),this.resize(t)}},{key:"_setSize",value:function(){this.renderer.setSize(),this._scrollManager.shouldWatch&&(this._scrollManager.xOffset=window.pageXOffset,this._scrollManager.yOffset=window.pageYOffset)}},{key:"getBoundingRect",value:function(){return this.renderer._boundingRect}},{key:"resize",value:function(e){var t=this;this.gl&&(this._setSize(),this.renderer.resize(),this.nextRender((function(){t._onAfterResizeCallback&&e&&t._onAfterResizeCallback()})))}},{key:"_initScroll",value:function(){var e=this;this._scrollManager=new u({xOffset:window.pageXOffset,yOffset:window.pageYOffset,lastXDelta:0,lastYDelta:0,shouldWatch:this._watchScroll,onScroll:function(t,i){return e._updateScroll(t,i)}})}},{key:"_updateScroll",value:function(e,t){for(var i=0;i<this.planes.length;i++)this.planes[i].watchScroll&&this.planes[i].updateScrollPosition(e,t);this.renderer.needRender(),this._onScrollCallback&&this._onScrollCallback()}},{key:"updateScrollValues",value:function(e,t){this._scrollManager.updateScrollValues(e,t)}},{key:"getScrollDeltas",value:function(){return{x:this._scrollManager.lastXDelta,y:this._scrollManager.lastYDelta}}},{key:"getScrollValues",value:function(){return{x:this._scrollManager.xOffset,y:this._scrollManager.yOffset}}},{key:"_keepSync",value:function(){this.planes=this.renderer.planes,this.shaderPasses=this.renderer.shaderPasses,this.renderTargets=this.renderer.renderTargets}},{key:"lerp",value:function(e,t,i){return function(e,t,i){return(1-i)*e+i*t}(e,t,i)}},{key:"onAfterResize",value:function(e){return e&&(this._onAfterResizeCallback=e),this}},{key:"onError",value:function(e){return e&&(this._onErrorCallback=e),this}},{key:"_onRendererError",value:function(){var e=this;setTimeout((function(){e._onErrorCallback&&!e.errors&&e._onErrorCallback(),e.errors=!0}),0)}},{key:"onSuccess",value:function(e){return e&&(this._onSuccessCallback=e),this}},{key:"_onRendererSuccess",value:function(){var e=this;setTimeout((function(){e._onSuccessCallback&&e._onSuccessCallback()}),0)}},{key:"onContextLost",value:function(e){return e&&(this._onContextLostCallback=e),this}},{key:"_onRendererContextLost",value:function(){this._onContextLostCallback&&this._onContextLostCallback()}},{key:"onContextRestored",value:function(e){return e&&(this._onContextRestoredCallback=e),this}},{key:"_onRendererContextRestored",value:function(){this._onContextRestoredCallback&&this._onContextRestoredCallback()}},{key:"onRender",value:function(e){return e&&(this._onRenderCallback=e),this}},{key:"onScroll",value:function(e){return e&&(this._onScrollCallback=e),this}},{key:"dispose",value:function(){this.renderer.dispose()}},{key:"_onRendererDisposed",value:function(){this._animationFrameID&&window.cancelAnimationFrame(this._animationFrameID),this._resizeHandler&&window.removeEventListener("resize",this._resizeHandler,!1),this._scrollManager&&this._scrollManager.dispose()}}]),e}(),c=function(){function e(t,i,s){if(_classCallCheck(this,e),this.type="Uniforms",t&&"Renderer"===t.type){if(!t.gl)return void r(this.type+": Renderer WebGL context is undefined",t)}else r(this.type+": Renderer not passed as first argument",t);if(this.renderer=t,this.gl=t.gl,this.program=i,this.uniforms={},s)for(var n in s){var a=s[n];this.uniforms[n]={name:a.name,type:a.type,value:a.value.clone&&"function"==typeof a.value.clone?a.value.clone():a.value,update:null}}}return _createClass(e,[{key:"handleUniformSetting",value:function(e){switch(e.type){case"1i":e.update=this.setUniform1i.bind(this);break;case"1iv":e.update=this.setUniform1iv.bind(this);break;case"1f":e.update=this.setUniform1f.bind(this);break;case"1fv":e.update=this.setUniform1fv.bind(this);break;case"2i":e.update=this.setUniform2i.bind(this);break;case"2iv":e.update=this.setUniform2iv.bind(this);break;case"2f":e.update=this.setUniform2f.bind(this);break;case"2fv":e.update=this.setUniform2fv.bind(this);break;case"3i":e.update=this.setUniform3i.bind(this);break;case"3iv":e.update=this.setUniform3iv.bind(this);break;case"3f":e.update=this.setUniform3f.bind(this);break;case"3fv":e.update=this.setUniform3fv.bind(this);break;case"4i":e.update=this.setUniform4i.bind(this);break;case"4iv":e.update=this.setUniform4iv.bind(this);break;case"4f":e.update=this.setUniform4f.bind(this);break;case"4fv":e.update=this.setUniform4fv.bind(this);break;case"mat2":e.update=this.setUniformMatrix2fv.bind(this);break;case"mat3":e.update=this.setUniformMatrix3fv.bind(this);break;case"mat4":e.update=this.setUniformMatrix4fv.bind(this);break;default:this.renderer.production||i(this.type+": This uniform type is not handled : ",e.type)}}},{key:"setInternalFormat",value:function(e){"Vec2"===e.value.type?(e._internalFormat="Vec2",e.lastValue=e.value.clone()):"Vec3"===e.value.type?(e._internalFormat="Vec3",e.lastValue=e.value.clone()):"Mat4"===e.value.type?(e._internalFormat="Mat4",e.lastValue=e.value.clone()):"Quat"===e.value.type?(e._internalFormat="Quat",e.lastValue=e.value.clone()):Array.isArray(e.value)?(e._internalFormat="array",e.lastValue=Array.from(e.value)):e.value.constructor===Float32Array?(e._internalFormat="mat",e.lastValue=e.value):(e._internalFormat="float",e.lastValue=e.value)}},{key:"setUniforms",value:function(){if(this.uniforms)for(var e in this.uniforms){var t=this.uniforms[e];t.location=this.gl.getUniformLocation(this.program,t.name),t._internalFormat||this.setInternalFormat(t),t.type||("Vec2"===t._internalFormat?t.type="2f":"Vec3"===t._internalFormat?t.type="3f":"Mat4"===t._internalFormat?t.type="mat4":"array"===t._internalFormat?4===t.value.length?(t.type="4f",this.renderer.production||i(this.type+": No uniform type declared for "+t.name+", applied a 4f (array of 4 floats) uniform type")):3===t.value.length?(t.type="3f",this.renderer.production||i(this.type+": No uniform type declared for "+t.name+", applied a 3f (array of 3 floats) uniform type")):2===t.value.length&&(t.type="2f",this.renderer.production||i(this.type+": No uniform type declared for "+t.name+", applied a 2f (array of 2 floats) uniform type")):"mat"===t._internalFormat?16===t.value.length?(t.type="mat4",this.renderer.production||i(this.type+": No uniform type declared for "+t.name+", applied a mat4 (4x4 matrix array) uniform type")):9===t.value.length?(t.type="mat3",this.renderer.production||i(this.type+": No uniform type declared for "+t.name+", applied a mat3 (3x3 matrix array) uniform type")):4===t.value.length&&(t.type="mat2",this.renderer.production||i(this.type+": No uniform type declared for "+t.name+", applied a mat2 (2x2 matrix array) uniform type")):(t.type="1f",this.renderer.production||i(this.type+": No uniform type declared for "+t.name+", applied a 1f (float) uniform type"))),this.handleUniformSetting(t),t.update&&t.update(t)}}},{key:"updateUniforms",value:function(){if(this.uniforms)for(var e in this.uniforms){var t=this.uniforms[e],i=!1;"Vec2"===t._internalFormat||"Vec3"===t._internalFormat||"Quat"===t._internalFormat?t.value.equals(t.lastValue)||(i=!0,t.lastValue.copy(t.value)):t.value.length?JSON.stringify(t.value)!==JSON.stringify(t.lastValue)&&(i=!0,t.lastValue=Array.from(t.value)):t.value!==t.lastValue&&(i=!0,t.lastValue=t.value),i&&t.update&&t.update(t)}}},{key:"setUniform1i",value:function(e){this.gl.uniform1i(e.location,e.value)}},{key:"setUniform1iv",value:function(e){this.gl.uniform1iv(e.location,e.value)}},{key:"setUniform1f",value:function(e){this.gl.uniform1f(e.location,e.value)}},{key:"setUniform1fv",value:function(e){this.gl.uniform1fv(e.location,e.value)}},{key:"setUniform2i",value:function(e){"Vec2"===e._internalFormat?this.gl.uniform2i(e.location,e.value.x,e.value.y):this.gl.uniform2i(e.location,e.value[0],e.value[1])}},{key:"setUniform2iv",value:function(e){"Vec2"===e._internalFormat?this.gl.uniform2iv(e.location,[e.value.x,e.value.y]):this.gl.uniform2iv(e.location,e.value)}},{key:"setUniform2f",value:function(e){"Vec2"===e._internalFormat?this.gl.uniform2f(e.location,e.value.x,e.value.y):this.gl.uniform2f(e.location,e.value[0],e.value[1])}},{key:"setUniform2fv",value:function(e){"Vec2"===e._internalFormat?this.gl.uniform2fv(e.location,[e.value.x,e.value.y]):this.gl.uniform2fv(e.location,e.value)}},{key:"setUniform3i",value:function(e){"Vec3"===e._internalFormat?this.gl.uniform3i(e.location,e.value.x,e.value.y,e.value.z):this.gl.uniform3i(e.location,e.value[0],e.value[1],e.value[2])}},{key:"setUniform3iv",value:function(e){"Vec3"===e._internalFormat?this.gl.uniform3iv(e.location,[e.value.x,e.value.y,e.value.z]):this.gl.uniform3iv(e.location,e.value)}},{key:"setUniform3f",value:function(e){"Vec3"===e._internalFormat?this.gl.uniform3f(e.location,e.value.x,e.value.y,e.value.z):this.gl.uniform3f(e.location,e.value[0],e.value[1],e.value[2])}},{key:"setUniform3fv",value:function(e){"Vec3"===e._internalFormat?this.gl.uniform3fv(e.location,[e.value.x,e.value.y,e.value.z]):this.gl.uniform3fv(e.location,e.value)}},{key:"setUniform4i",value:function(e){"Quat"===e._internalFormat?this.gl.uniform4i(e.location,e.value.elements[0],e.value.elements[1],e.value.elements[2],e.value[3]):this.gl.uniform4i(e.location,e.value[0],e.value[1],e.value[2],e.value[3])}},{key:"setUniform4iv",value:function(e){"Quat"===e._internalFormat?this.gl.uniform4iv(e.location,[e.value.elements[0],e.value.elements[1],e.value.elements[2],e.value[3]]):this.gl.uniform4iv(e.location,e.value)}},{key:"setUniform4f",value:function(e){"Quat"===e._internalFormat?this.gl.uniform4f(e.location,e.value.elements[0],e.value.elements[1],e.value.elements[2],e.value[3]):this.gl.uniform4f(e.location,e.value[0],e.value[1],e.value[2],e.value[3])}},{key:"setUniform4fv",value:function(e){"Quat"===e._internalFormat?this.gl.uniform4fv(e.location,[e.value.elements[0],e.value.elements[1],e.value.elements[2],e.value[3]]):this.gl.uniform4fv(e.location,e.value)}},{key:"setUniformMatrix2fv",value:function(e){this.gl.uniformMatrix2fv(e.location,!1,e.value)}},{key:"setUniformMatrix3fv",value:function(e){this.gl.uniformMatrix3fv(e.location,!1,e.value)}},{key:"setUniformMatrix4fv",value:function(e){"Mat4"===e._internalFormat?this.gl.uniformMatrix4fv(e.location,!1,e.value.elements):this.gl.uniformMatrix4fv(e.location,!1,e.value)}}]),e}(),p="\nprecision mediump float;\n".replace(/\n/g,""),f="\nattribute vec3 aVertexPosition;\nattribute vec2 aTextureCoord;\n".replace(/\n/g,""),g="\nvarying vec3 vVertexPosition;\nvarying vec2 vTextureCoord;\n".replace(/\n/g,""),_=(p+f+g+"\nuniform mat4 uMVMatrix;\nuniform mat4 uPMatrix;\n\nvoid main() {\n vTextureCoord = aTextureCoord;\n vVertexPosition = aVertexPosition;\n \n gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0);\n}\n").replace(/\n/g,""),m=(p+g+"\nvoid main() {\n gl_FragColor = vec4(0.0, 0.0, 0.0, 1.0);\n}\n").replace(/\n/g,""),v=(p+f+g+"\nvoid main() {\n vTextureCoord = aTextureCoord;\n vVertexPosition = aVertexPosition;\n \n gl_Position = vec4(aVertexPosition, 1.0);\n}\n").replace(/\n/g,""),y=(p+g+"\nuniform sampler2D uRenderTexture;\n\nvoid main() {\n gl_FragColor = texture2D(uRenderTexture, vTextureCoord);\n}\n").replace(/\n/g,""),x=0,b=function(){function e(t){var s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=s.parent,a=s.vertexShader,o=s.fragmentShader;if(_classCallCheck(this,e),this.type="Program",t&&"Renderer"===t.type){if(!t.gl)return void r(this.type+": Renderer WebGL context is undefined",t)}else r(this.type+": Renderer not passed as first argument",t);this.renderer=t,this.gl=this.renderer.gl,this.parent=n,this.defaultVsCode="Plane"===this.parent.type?_:v,this.defaultFsCode="Plane"===this.parent.type?m:y,a?this.vsCode=a:(this.renderer.production||"Plane"!==this.parent.type||i(this.parent.type+": No vertex shader provided, will use a default one"),this.vsCode=this.defaultVsCode),o?this.fsCode=o:(this.renderer.production||i(this.parent.type+": No fragment shader provided, will use a default one"),this.fsCode=this.defaultFsCode),this.compiled=!0,this.setupProgram()}return _createClass(e,[{key:"createShader",value:function(e,t){var s=this.gl.createShader(t);if(this.gl.shaderSource(s,e),this.gl.compileShader(s),!this.renderer.production&&!this.gl.getShaderParameter(s,this.gl.COMPILE_STATUS)){for(var n=t===this.gl.VERTEX_SHADER?"vertex shader":"fragment shader",a=this.gl.getShaderSource(s).split("\n"),o=0;o<a.length;o++)a[o]=o+1+": "+a[o];return a=a.join("\n"),i(this.type+": Errors occurred while compiling the",n,":\n",this.gl.getShaderInfoLog(s)),r(a),i(this.type+": Will use a default",n),this.createShader(t===this.gl.VERTEX_SHADER?this.defaultVsCode:this.defaultFsCode,t)}return s}},{key:"useNewShaders",value:function(){this.vertexShader=this.createShader(this.vsCode,this.gl.VERTEX_SHADER),this.fragmentShader=this.createShader(this.fsCode,this.gl.FRAGMENT_SHADER),this.vertexShader&&this.fragmentShader||this.renderer.production||i(this.type+": Unable to find or compile the vertex or fragment shader")}},{key:"setupProgram",value:function(){var e=this.renderer.cache.getProgramFromShaders(this.vsCode,this.fsCode);e?(this.vertexShader=e.vertexShader,this.fragmentShader=e.fragmentShader,this.activeUniforms=e.activeUniforms,this.activeAttributes=e.activeAttributes,this.createProgram()):(this.useNewShaders(),this.compiled&&(this.createProgram(),this.renderer.cache.addProgram(this)))}},{key:"createProgram",value:function(){if(x++,this.id=x,this.program=this.gl.createProgram(),this.gl.attachShader(this.program,this.vertexShader),this.gl.attachShader(this.program,this.fragmentShader),this.gl.linkProgram(this.program),!this.renderer.production&&!this.gl.getProgramParameter(this.program,this.gl.LINK_STATUS))return i(this.type+": Unable to initialize the shader program: "+this.gl.getProgramInfoLog(this.program)),i(this.type+": Will use default vertex and fragment shaders"),this.vertexShader=this.createShader(this.defaultVsCode,this.gl.VERTEX_SHADER),this.fragmentShader=this.createShader(this.defaultFsCode,this.gl.FRAGMENT_SHADER),void this.createProgram();if(this.gl.deleteShader(this.vertexShader),this.gl.deleteShader(this.fragmentShader),!this.activeUniforms||!this.activeAttributes){this.activeUniforms={textures:[],textureMatrices:[]};for(var e=this.gl.getProgramParameter(this.program,this.gl.ACTIVE_UNIFORMS),t=0;t<e;t++){var r=this.gl.getActiveUniform(this.program,t);r.type===this.gl.SAMPLER_2D&&this.activeUniforms.textures.push(r.name),r.type===this.gl.FLOAT_MAT4&&"uMVMatrix"!==r.name&&"uPMatrix"!==r.name&&this.activeUniforms.textureMatrices.push(r.name)}this.activeAttributes=[];for(var s=this.gl.getProgramParameter(this.program,this.gl.ACTIVE_ATTRIBUTES),n=0;n<s;n++){var a=this.gl.getActiveAttrib(this.program,n);this.activeAttributes.push(a.name)}}}},{key:"createUniforms",value:function(e){this.uniformsManager=new c(this.renderer,this.program,e),this.setUniforms()}},{key:"setUniforms",value:function(){this.renderer.useProgram(this),this.uniformsManager.setUniforms()}},{key:"updateUniforms",value:function(){this.renderer.useProgram(this),this.uniformsManager.updateUniforms()}}]),e}(),k=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},s=(i.program,i.width),n=void 0===s?1:s,a=i.height,o=void 0===a?1:a;if(_classCallCheck(this,e),this.type="Geometry",t&&"Renderer"===t.type){if(!t.gl)return void r(this.type+": Renderer WebGL context is undefined",t)}else r(this.type+": Renderer not passed as first argument",t);this.renderer=t,this.gl=this.renderer.gl,this.definition={id:n*o+n,width:n,height:o},this.setDefaultAttributes(),this.setVerticesUVs()}return _createClass(e,[{key:"restoreContext",value:function(e){this.program=null,this.setDefaultAttributes(),this.setVerticesUVs(),this.setProgram(e)}},{key:"setDefaultAttributes",value:function(){this.attributes={vertexPosition:{name:"aVertexPosition",size:3,isActive:!1},textureCoord:{name:"aTextureCoord",size:3,isActive:!1}}}},{key:"setVerticesUVs",value:function(){var e=this.renderer.cache.getGeometryFromID(this.definition.id);e?(this.attributes.vertexPosition.array=e.vertices,this.attributes.textureCoord.array=e.uvs):(this.computeVerticesUVs(),this.renderer.cache.addGeometry(this.definition.id,this.attributes.vertexPosition.array,this.attributes.textureCoord.array))}},{key:"setProgram",value:function(e){this.program=e,this.initAttributes(),this.renderer._isWebGL2?(this._vao=this.gl.createVertexArray(),this.gl.bindVertexArray(this._vao)):this.renderer.extensions.OES_vertex_array_object&&(this._vao=this.renderer.extensions.OES_vertex_array_object.createVertexArrayOES(),this.renderer.extensions.OES_vertex_array_object.bindVertexArrayOES(this._vao)),this.initializeBuffers()}},{key:"initAttributes",value:function(){for(var e in this.attributes){if(this.attributes[e].isActive=this.program.activeAttributes.includes(this.attributes[e].name),!this.attributes[e].isActive)return;this.attributes[e].location=this.gl.getAttribLocation(this.program.program,this.attributes[e].name),this.attributes[e].buffer=this.gl.createBuffer(),this.attributes[e].numberOfItems=this.definition.width*this.definition.height*this.attributes[e].size*2}}},{key:"computeVerticesUVs",value:function(){this.attributes.vertexPosition.array=[],this.attributes.textureCoord.array=[];for(var e=this.attributes.vertexPosition.array,t=this.attributes.textureCoord.array,i=0;i<this.definition.height;i++)for(var r=i/this.definition.height,s=0;s<this.definition.width;s++){var n=s/this.definition.width;t.push(n),t.push(r),t.push(0),e.push(2*(n-.5)),e.push(2*(r-.5)),e.push(0),t.push(n+1/this.definition.width),t.push(r),t.push(0),e.push(2*(n+1/this.definition.width-.5)),e.push(2*(r-.5)),e.push(0),t.push(n),t.push(r+1/this.definition.height),t.push(0),e.push(2*(n-.5)),e.push(2*(r+1/this.definition.height-.5)),e.push(0),t.push(n),t.push(r+1/this.definition.height),t.push(0),e.push(2*(n-.5)),e.push(2*(r+1/this.definition.height-.5)),e.push(0),t.push(n+1/this.definition.width),t.push(r),t.push(0),e.push(2*(n+1/this.definition.width-.5)),e.push(2*(r-.5)),e.push(0),t.push(n+1/this.definition.width),t.push(r+1/this.definition.height),t.push(0),e.push(2*(n+1/this.definition.width-.5)),e.push(2*(r+1/this.definition.height-.5)),e.push(0)}}},{key:"initializeBuffers",value:function(){if(this.attributes){for(var e in this.attributes){if(!this.attributes[e].isActive)return;this.gl.enableVertexAttribArray(this.attributes[e].location),this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.attributes[e].buffer),this.gl.bufferData(this.gl.ARRAY_BUFFER,new Float32Array(this.attributes[e].array),this.gl.STATIC_DRAW),this.gl.vertexAttribPointer(this.attributes[e].location,this.attributes[e].size,this.gl.FLOAT,!1,0,0)}this.renderer.state.currentGeometryID=this.definition.id}}},{key:"bindBuffers",value:function(){if(this._vao)this.renderer._isWebGL2?this.gl.bindVertexArray(this._vao):this.renderer.extensions.OES_vertex_array_object.bindVertexArrayOES(this._vao);else for(var e in this.attributes){if(!this.attributes[e].isActive)return;this.gl.enableVertexAttribArray(this.attributes[e].location),this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.attributes[e].buffer),this.gl.vertexAttribPointer(this.attributes[e].location,this.attributes[e].size,this.gl.FLOAT,!1,0,0)}this.renderer.state.currentGeometryID=this.definition.id}},{key:"draw",value:function(){this.gl.drawArrays(this.gl.TRIANGLES,0,this.attributes.vertexPosition.numberOfItems)}},{key:"dispose",value:function(){for(var e in this._vao&&(this.renderer._isWebGL2?this.gl.deleteVertexArray(this._vao):this.renderer.extensions.OES_vertex_array_object.deleteVertexArrayOES(this._vao)),this.attributes){if(!this.attributes[e].isActive)return;this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.attributes[e].buffer),this.gl.bufferData(this.gl.ARRAY_BUFFER,1,this.gl.STATIC_DRAW),this.gl.deleteBuffer(this.attributes[e].buffer)}this.attributes=null,this.renderer.state.currentGeometryID=null}}]),e}(),R=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Float32Array([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]);_classCallCheck(this,e),this.type="Mat4",this.elements=t}return _createClass(e,[{key:"setFromArray",value:function(e){for(var t=0;t<this.elements.length;t++)this.elements[t]=e[t];return this}},{key:"copy",value:function(e){var t=e.elements;return this.elements[0]=t[0],this.elements[1]=t[1],this.elements[2]=t[2],this.elements[3]=t[3],this.elements[4]=t[4],this.elements[5]=t[5],this.elements[6]=t[6],this.elements[7]=t[7],this.elements[8]=t[8],this.elements[9]=t[9],this.elements[10]=t[10],this.elements[11]=t[11],this.elements[12]=t[12],this.elements[13]=t[13],this.elements[14]=t[14],this.elements[15]=t[15],this}},{key:"clone",value:function(){return(new e).copy(this)}},{key:"multiply",value:function(t){var i=this.elements,r=t.elements,s=new e;return s.elements[0]=r[0]*i[0]+r[1]*i[4]+r[2]*i[8]+r[3]*i[12],s.elements[1]=r[0]*i[1]+r[1]*i[5]+r[2]*i[9]+r[3]*i[13],s.elements[2]=r[0]*i[2]+r[1]*i[6]+r[2]*i[10]+r[3]*i[14],s.elements[3]=r[0]*i[3]+r[1]*i[7]+r[2]*i[11]+r[3]*i[15],s.elements[4]=r[4]*i[0]+r[5]*i[4]+r[6]*i[8]+r[7]*i[12],s.elements[5]=r[4]*i[1]+r[5]*i[5]+r[6]*i[9]+r[7]*i[13],s.elements[6]=r[4]*i[2]+r[5]*i[6]+r[6]*i[10]+r[7]*i[14],s.elements[7]=r[4]*i[3]+r[5]*i[7]+r[6]*i[11]+r[7]*i[15],s.elements[8]=r[8]*i[0]+r[9]*i[4]+r[10]*i[8]+r[11]*i[12],s.elements[9]=r[8]*i[1]+r[9]*i[5]+r[10]*i[9]+r[11]*i[13],s.elements[10]=r[8]*i[2]+r[9]*i[6]+r[10]*i[10]+r[11]*i[14],s.elements[11]=r[8]*i[3]+r[9]*i[7]+r[10]*i[11]+r[11]*i[15],s.elements[12]=r[12]*i[0]+r[13]*i[4]+r[14]*i[8]+r[15]*i[12],s.elements[13]=r[12]*i[1]+r[13]*i[5]+r[14]*i[9]+r[15]*i[13],s.elements[14]=r[12]*i[2]+r[13]*i[6]+r[14]*i[10]+r[15]*i[14],s.elements[15]=r[12]*i[3]+r[13]*i[7]+r[14]*i[11]+r[15]*i[15],s}},{key:"getInverse",value:function(){var t=this.elements,i=new e,r=i.elements,s=t[0],n=t[1],a=t[2],o=t[3],h=t[4],l=t[5],u=t[6],d=t[7],c=t[8],p=t[9],f=t[10],g=t[11],_=t[12],m=t[13],v=t[14],y=t[15],x=s*l-n*h,b=s*u-a*h,k=s*d-o*h,R=n*u-a*l,P=n*d-o*l,w=a*d-o*u,T=c*m-p*_,S=c*v-f*_,C=c*y-g*_,E=p*v-f*m,M=p*y-g*m,A=f*y-g*v,F=x*A-b*M+k*E+R*C-P*S+w*T;return F?(F=1/F,r[0]=(l*A-u*M+d*E)*F,r[1]=(a*M-n*A-o*E)*F,r[2]=(m*w-v*P+y*R)*F,r[3]=(f*P-p*w-g*R)*F,r[4]=(u*C-h*A-d*S)*F,r[5]=(s*A-a*C+o*S)*F,r[6]=(v*k-_*w-y*b)*F,r[7]=(c*w-f*k+g*b)*F,r[8]=(h*M-l*C+d*T)*F,r[9]=(n*C-s*M-o*T)*F,r[10]=(_*P-m*k+y*x)*F,r[11]=(p*k-c*P-g*x)*F,r[12]=(l*S-h*E-u*T)*F,r[13]=(s*E-n*S+a*T)*F,r[14]=(m*b-_*R-v*x)*F,r[15]=(c*R-p*b+f*x)*F,i):null}},{key:"scale",value:function(e){var t=this.elements;return t[0]*=e.x,t[1]*=e.x,t[2]*=e.x,t[3]*=e.x,t[4]*=e.y,t[5]*=e.y,t[6]*=e.y,t[7]*=e.y,t[8]*=e.z,t[9]*=e.z,t[10]*=e.z,t[11]*=e.z,this}},{key:"compose",value:function(e,t,i){var r=this.elements,s=t.elements[0],n=t.elements[1],a=t.elements[2],o=t.elements[3],h=s+s,l=n+n,u=a+a,d=s*h,c=s*l,p=s*u,f=n*l,g=n*u,_=a*u,m=o*h,v=o*l,y=o*u,x=i.x,b=i.y,k=i.z;return r[0]=(1-(f+_))*x,r[1]=(c+y)*x,r[2]=(p-v)*x,r[3]=0,r[4]=(c-y)*b,r[5]=(1-(d+_))*b,r[6]=(g+m)*b,r[7]=0,r[8]=(p+v)*k,r[9]=(g-m)*k,r[10]=(1-(d+f))*k,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this}},{key:"composeFromOrigin",value:function(e,t,i,r){var s=this.elements,n=t.elements[0],a=t.elements[1],o=t.elements[2],h=t.elements[3],l=n+n,u=a+a,d=o+o,c=n*l,p=n*u,f=n*d,g=a*u,_=a*d,m=o*d,v=h*l,y=h*u,x=h*d,b=i.x,k=i.y,R=i.z,P=r.x,w=r.y,T=r.z,S=(1-(g+m))*b,C=(p+x)*b,E=(f-y)*b,M=(p-x)*k,A=(1-(c+m))*k,F=(_+v)*k,O=(f+y)*R,D=(_-v)*R,z=(1-(c+g))*R;return s[0]=S,s[1]=C,s[2]=E,s[3]=0,s[4]=M,s[5]=A,s[6]=F,s[7]=0,s[8]=O,s[9]=D,s[10]=z,s[11]=0,s[12]=e.x+P-(S*P+M*w+O*T),s[13]=e.y+w-(C*P+A*w+D*T),s[14]=e.z+T-(E*P+F*w+z*T),s[15]=1,this}}]),e}(),P=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:t;_classCallCheck(this,e),this.type="Vec2",this._x=t,this._y=i}return _createClass(e,[{key:"x",get:function(){return this._x},set:function(e){var t=e!==this._x;this._x=e,t&&this._onChangeCallback&&this._onChangeCallback()}},{key:"y",get:function(){return this._y},set:function(e){var t=e!==this._y;this._y=e,t&&this._onChangeCallback&&this._onChangeCallback()}},{key:"onChange",value:function(e){return e&&(this._onChangeCallback=e),this}},{key:"set",value:function(e,t){return this._x=e,this._y=t,this}},{key:"add",value:function(e){return this._x+=e.x,this._y+=e.y,this}},{key:"addScalar",value:function(e){return this._x+=e,this._y+=e,this}},{key:"sub",value:function(e){return this._x-=e.x,this._y-=e.y,this}},{key:"subScalar",value:function(e){return this._x-=e,this._y-=e,this}},{key:"multiply",value:function(e){return this._x*=e.x,this._y*=e.y,this}},{key:"multiplyScalar",value:function(e){return this._x*=e,this._y*=e,this}},{key:"copy",value:function(e){return this._x=e.x,this._y=e.y,this}},{key:"clone",value:function(){return new e(this._x,this._y)}},{key:"sanitizeNaNValuesWith",value:function(e){return this._x=isNaN(this._x)?e.x:parseFloat(this._x),this._y=isNaN(this._y)?e.y:parseFloat(this._y),this}},{key:"max",value:function(e){return this._x=Math.max(this._x,e.x),this._y=Math.max(this._y,e.y),this}},{key:"min",value:function(e){return this._x=Math.min(this._x,e.x),this._y=Math.min(this._y,e.y),this}},{key:"equals",value:function(e){return this._x===e.x&&this._y===e.y}},{key:"normalize",value:function(){var e=this._x*this._x+this._y*this._y;return e>0&&(e=1/Math.sqrt(e)),this._x*=e,this._y*=e,this}},{key:"dot",value:function(e){return this._x*e.x+this._y*e.y}}]),e}(),w=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:t,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t;_classCallCheck(this,e),this.type="Vec3",this._x=t,this._y=i,this._z=r}return _createClass(e,[{key:"x",get:function(){return this._x},set:function(e){var t=e!==this._x;this._x=e,t&&this._onChangeCallback&&this._onChangeCallback()}},{key:"y",get:function(){return this._y},set:function(e){var t=e!==this._y;this._y=e,t&&this._onChangeCallback&&this._onChangeCallback()}},{key:"z",get:function(){return this._z},set:function(e){var t=e!==this._z;this._z=e,t&&this._onChangeCallback&&this._onChangeCallback()}},{key:"onChange",value:function(e){return e&&(this._onChangeCallback=e),this}},{key:"set",value:function(e,t,i){return this._x=e,this._y=t,this._z=i,this}},{key:"add",value:function(e){return this._x+=e.x,this._y+=e.y,this._z+=e.z,this}},{key:"addScalar",value:function(e){return this._x+=e,this._y+=e,this._z+=e,this}},{key:"sub",value:function(e){return this._x-=e.x,this._y-=e.y,this._z-=e.z,this}},{key:"subScalar",value:function(e){return this._x-=e,this._y-=e,this._z-=e,this}},{key:"multiply",value:function(e){return this._x*=e.x,this._y*=e.y,this._z*=e.z,this}},{key:"multiplyScalar",value:function(e){return this._x*=e,this._y*=e,this._z*=e,this}},{key:"copy",value:function(e){return this._x=e.x,this._y=e.y,this._z=e.z,this}},{key:"clone",value:function(){return new e(this._x,this._y,this._z)}},{key:"sanitizeNaNValuesWith",value:function(e){return this._x=isNaN(this._x)?e.x:parseFloat(this._x),this._y=isNaN(this._y)?e.y:parseFloat(this._y),this._z=isNaN(this._z)?e.z:parseFloat(this._z),this}},{key:"max",value:function(e){return this._x=Math.max(this._x,e.x),this._y=Math.max(this._y,e.y),this._z=Math.max(this._z,e.z),this}},{key:"min",value:function(e){return this._x=Math.min(this._x,e.x),this._y=Math.min(this._y,e.y),this._z=Math.min(this._z,e.z),this}},{key:"equals",value:function(e){return this._x===e.x&&this._y===e.y&&this._z===e.z}},{key:"normalize",value:function(){var e=this._x*this._x+this._y*this._y+this._z*this._z;return e>0&&(e=1/Math.sqrt(e)),this._x*=e,this._y*=e,this._z*=e,this}},{key:"dot",value:function(e){return this._x*e.x+this._y*e.y+this._z*e.z}},{key:"applyMat4",value:function(e){var t=this._x,i=this._y,r=this._z,s=e.elements,n=s[3]*t+s[7]*i+s[11]*r+s[15];return n=n||1,this._x=(s[0]*t+s[4]*i+s[8]*r+s[12])/n,this._y=(s[1]*t+s[5]*i+s[9]*r+s[13])/n,this._z=(s[2]*t+s[6]*i+s[10]*r+s[14])/n,this}},{key:"applyQuat",value:function(e){var t=this._x,i=this._y,r=this._z,s=e.elements[0],n=e.elements[1],a=e.elements[2],o=e.elements[3],h=o*t+n*r-a*i,l=o*i+a*t-s*r,u=o*r+s*i-n*t,d=-s*t-n*i-a*r;return this._x=h*o+d*-s+l*-a-u*-n,this._y=l*o+d*-n+u*-s-h*-a,this._z=u*o+d*-a+h*-n-l*-s,this}},{key:"project",value:function(e){return this.applyMat4(e.viewMatrix).applyMat4(e.projectionMatrix),this}},{key:"unproject",value:function(e){return this.applyMat4(e.projectionMatrix.getInverse()).applyMat4(e.worldMatrix),this}}]),e}(),T=new P,S=new w,C=new R,E=function(){function e(t){var i=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},a=n.isFBOTexture,o=void 0!==a&&a,h=n.fromTexture,l=void 0!==h&&h,u=n.loader,d=n.sampler,c=n.floatingPoint,p=void 0===c?"none":c,f=n.premultiplyAlpha,g=void 0!==f&&f,_=n.anisotropy,m=void 0===_?1:_,v=n.generateMipmap,y=void 0===v?null:v,x=n.wrapS,b=n.wrapT,k=n.minFilter,w=n.magFilter;if(_classCallCheck(this,e),this.type="Texture",(t=t&&t.renderer||t)&&"Renderer"===t.type){if(!t.gl)return void(t.production||r(this.type+": Unable to create a "+this.type+" because the Renderer WebGL context is not defined"))}else r(this.type+": Renderer not passed as first argument",t);if(this.renderer=t,this.gl=this.renderer.gl,this.uuid=s(),this._globalParameters={unpackAlignment:4,flipY:!o,premultiplyAlpha:!1,shouldPremultiplyAlpha:g,floatingPoint:p,type:this.gl.UNSIGNED_BYTE,internalFormat:this.gl.RGBA,format:this.gl.RGBA},this.parameters={anisotropy:m,generateMipmap:y,wrapS:x||this.gl.CLAMP_TO_EDGE,wrapT:b||this.gl.CLAMP_TO_EDGE,minFilter:k||this.gl.LINEAR,magFilter:w||this.gl.LINEAR,_shouldUpdate:!0},this._initState(),this.sourceType=o?"fbo":"empty",this._useCache=!0,this._samplerName=d,this._sampler={isActive:!1,isTextureBound:!1,texture:this.gl.createTexture()},this._textureMatrix={matrix:new R,isActive:!1},this._size={width:1,height:1},this.scale=new P(1),this.scale.onChange((function(){return i.resize()})),this.offset=new P,this.offset.onChange((function(){return i.resize()})),this._loader=u,this._sourceLoaded=!1,this._uploaded=!1,this._willUpdate=!1,this.shouldUpdate=!1,this._forceUpdate=!1,this.userData={},this._canDraw=!1,l)return this._copyOnInit=!0,void(this._copiedFrom=l);this._copyOnInit=!1,this._initTexture()}return _createClass(e,[{key:"_initState",value:function(){this._state={anisotropy:1,generateMipmap:!1,wrapS:null,wrapT:null,minFilter:null,magFilter:this.gl.LINEAR}}},{key:"_initTexture",value:function(){this.gl.bindTexture(this.gl.TEXTURE_2D,this._sampler.texture),"empty"===this.sourceType&&(this._globalParameters.flipY=!1,this._updateGlobalTexParameters(),this.gl.texImage2D(this.gl.TEXTURE_2D,0,this.gl.RGBA,1,1,0,this.gl.RGBA,this.gl.UNSIGNED_BYTE,new Uint8Array([0,0,0,255])),this._canDraw=!0)}},{key:"_restoreFromTexture",value:function(){this._copyOnInit||this._initTexture(),this._parent&&(this._setTextureUniforms(),this._setSize()),this.copy(this._copiedFrom),this._canDraw=!0}},{key:"_restoreContext",value:function(){var e=this;if(this._canDraw=!1,this._sampler.texture=this.gl.createTexture(),this._sampler.isActive=!1,this._sampler.isTextureBound=!1,this._textureMatrix.isActive=!1,this._initState(),this._state.generateMipmap=!1,this.parameters._shouldUpdate=!0,this._copiedFrom)var t=this.renderer.nextRender.add((function(){e._copiedFrom._canDraw&&(e._restoreFromTexture(),t.keep=!1)}),!0);else this._initTexture(),this._parent&&this._setParent(),this.source&&(this.setSource(this.source),"image"===this.sourceType?this.renderer.cache.addTexture(this):this.needUpdate()),this._canDraw=!0}},{key:"addParent",value:function(e){!e||"Plane"!==e.type&&"PingPongPlane"!==e.type&&"ShaderPass"!==e.type&&"RenderTarget"!==e.type?this.renderer.production||i(this.type+": cannot add texture as a child of ",e," because it is not a valid parent"):(this._parent=e,this.index=this._parent.textures.length,this._parent.textures.push(this),this._setParent())}},{key:"_setParent",value:function(){var e=this;if(this._sampler.name=this._samplerName||"uSampler"+this.index,this._textureMatrix.name=this._samplerName?this._samplerName+"Matrix":"uTextureMatrix"+this.index,this._parent._program){if(!this._parent._program.compiled)return void(this.renderer.production||i(this.type+": Unable to create the texture because the program is not valid"));if(this._setTextureUniforms(),this._copyOnInit){var t=this.renderer.nextRender.add((function(){e._copiedFrom._canDraw&&e._copiedFrom._uploaded&&(e.copy(e._copiedFrom),t.keep=!1)}),!0);return}this.source?this._parent.loader&&this._parent.loader._addSourceToParent(this.source,this.sourceType):this._size={width:this._parent._boundingRect.document.width,height:this._parent._boundingRect.document.height},this._setSize()}else"RenderTarget"===this._parent.type&&(this._size={width:this._parent._size&&this._parent._size.width||this.renderer._boundingRect.width,height:this._parent._size&&this._parent._size.height||this.renderer._boundingRect.height},this._upload(),this._updateTexParameters(),this._canDraw=!0)}},{key:"hasParent",value:function(){return!!this._parent}},{key:"_setTextureUniforms",value:function(){for(var e=this,t=this._parent._program.activeUniforms,i=0;i<t.textures.length;i++){if(t.textures[i]===this._sampler.name)this._sampler.isActive=!0,this.renderer.useProgram(this._parent._program),this._sampler.location=this.gl.getUniformLocation(this._parent._program.program,this._sampler.name),t.textureMatrices.find((function(t){return t===e._textureMatrix.name}))&&(this._textureMatrix.isActive=!0,this._textureMatrix.location=this.gl.getUniformLocation(this._parent._program.program,this._textureMatrix.name)),this.gl.uniform1i(this._sampler.location,this.index)}}},{key:"copy",value:function(e){e&&"Texture"===e.type?(this._globalParameters=Object.assign({},e._globalParameters),this._state=Object.assign({},e._state),this.parameters.generateMipmap=e.parameters.generateMipmap,this._state.generateMipmap=null,this._size=e._size,!this._sourceLoaded&&e._sourceLoaded&&this._onSourceLoadedCallback&&this._onSourceLoadedCallback(),this._sourceLoaded=e._sourceLoaded,!this._uploaded&&e._uploaded&&this._onSourceUploadedCallback&&this._onSourceUploadedCallback(),this._uploaded=e._uploaded,this.sourceType=e.sourceType,this.source=e.source,this._videoFrameCallbackID=e._videoFrameCallbackID,this._sampler.texture=e._sampler.texture,this._copiedFrom=e,!this._parent||!this._parent._program||this._canDraw&&this._textureMatrix.matrix||(this._setSize(),this._canDraw=!0),this._updateTexParameters(),this.renderer.needRender()):this.renderer.production||i(this.type+": Unable to set the texture from texture:",e)}},{key:"setSource",value:function(e){var t=this;this._sourceLoaded||this.renderer.nextRender.add((function(){return t._onSourceLoadedCallback&&t._onSourceLoadedCallback()}));var r="IMG"===e.tagName.toUpperCase()?"image":e.tagName.toLowerCase();if("video"!==r&&"canvas"!==r||(this._useCache=!1),this._useCache){var s=this.renderer.cache.getTextureFromSource(e);if(s&&s.uuid!==this.uuid)return this._uploaded||(this.renderer.nextRender.add((function(){return t._onSourceUploadedCallback&&t._onSourceUploadedCallback()})),this._uploaded=!0),this.copy(s),void this.resize()}if("empty"===this.sourceType||this.sourceType!==r)if("video"===r)this._willUpdate=!1,this.shouldUpdate=!0;else if("canvas"===r)this._willUpdate=!0,this.shouldUpdate=!0;else{if("image"!==r)return void(this.renderer.production||i(this.type+": this HTML tag could not be converted into a texture:",e.tagName));this._willUpdate=!1,this.shouldUpdate=!1}this.source=e,this.sourceType=r,this._size={width:this.source.naturalWidth||this.source.width||this.source.videoWidth,height:this.source.naturalHeight||this.source.height||this.source.videoHeight},this._sourceLoaded=!0,this.gl.bindTexture(this.gl.TEXTURE_2D,this._sampler.texture),this.resize(),this._globalParameters.flipY=!0,this._globalParameters.premultiplyAlpha=this._globalParameters.shouldPremultiplyAlpha,"image"===this.sourceType&&(this.parameters.generateMipmap=this.parameters.generateMipmap||null===this.parameters.generateMipmap,this.parameters._shouldUpdate=this.parameters.generateMipmap,this._state.generateMipmap=!1,this._upload()),this.renderer.needRender()}},{key:"_updateGlobalTexParameters",value:function(){this.renderer.state.unpackAlignment!==this._globalParameters.unpackAlignment&&(this.gl.pixelStorei(this.gl.UNPACK_ALIGNMENT,this._globalParameters.unpackAlignment),this.renderer.state.unpackAlignment=this._globalParameters.unpackAlignment),this.renderer.state.flipY!==this._globalParameters.flipY&&(this.gl.pixelStorei(this.gl.UNPACK_FLIP_Y_WEBGL,this._globalParameters.flipY),this.renderer.state.flipY=this._globalParameters.flipY),this.renderer.state.premultiplyAlpha!==this._globalParameters.premultiplyAlpha&&(this.gl.pixelStorei(this.gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this._globalParameters.premultiplyAlpha),this.renderer.state.premultiplyAlpha=this._globalParameters.premultiplyAlpha),"half-float"===this._globalParameters.floatingPoint?this.renderer._isWebGL2&&this.renderer.extensions.EXT_color_buffer_float?(this._globalParameters.internalFormat=this.gl.RGBA16F,this._globalParameters.type=this.gl.HALF_FLOAT):this.renderer.extensions.OES_texture_half_float?this._globalParameters.type=this.renderer.extensions.OES_texture_half_float.HALF_FLOAT_OES:this.renderer.production||i(this.type+": could not use half-float textures because the extension is not available"):"float"===this._globalParameters.floatingPoint&&(this.renderer._isWebGL2&&this.renderer.extensions.EXT_color_buffer_float?(this._globalParameters.internalFormat=this.gl.RGBA16F,this._globalParameters.type=this.gl.FLOAT):this.renderer.extensions.OES_texture_float?this._globalParameters.type=this.renderer.extensions.OES_texture_half_float.FLOAT:this.renderer.production||i(this.type+": could not use float textures because the extension is not available"))}},{key:"_updateTexParameters",value:function(){this.index&&this.renderer.state.activeTexture!==this.index&&this._bindTexture(),this.parameters.wrapS!==this._state.wrapS&&(this.renderer._isWebGL2||n(this._size.width)&&n(this._size.height)||(this.parameters.wrapS=this.gl.CLAMP_TO_EDGE),this.parameters.wrapS!==this.gl.REPEAT&&this.parameters.wrapS!==this.gl.CLAMP_TO_EDGE&&this.parameters.wrapS!==this.gl.MIRRORED_REPEAT&&(this.renderer.production||i(this.type+": Wrong wrapS value",this.parameters.wrapS,"for this texture:",this,"\ngl.CLAMP_TO_EDGE wrapping will be used instead"),this.parameters.wrapS=this.gl.CLAMP_TO_EDGE),this.gl.texParameteri(this.gl.TEXTURE_2D,this.gl.TEXTURE_WRAP_S,this.parameters.wrapS),this._state.wrapS=this.parameters.wrapS),this.parameters.wrapT!==this._state.wrapT&&(this.renderer._isWebGL2||n(this._size.width)&&n(this._size.height)||(this.parameters.wrapT=this.gl.CLAMP_TO_EDGE),this.parameters.wrapT!==this.gl.REPEAT&&this.parameters.wrapT!==this.gl.CLAMP_TO_EDGE&&this.parameters.wrapT!==this.gl.MIRRORED_REPEAT&&(this.renderer.production||i(this.type+": Wrong wrapT value",this.parameters.wrapT,"for this texture:",this,"\ngl.CLAMP_TO_EDGE wrapping will be used instead"),this.parameters.wrapT=this.gl.CLAMP_TO_EDGE),this.gl.texParameteri(this.gl.TEXTURE_2D,this.gl.TEXTURE_WRAP_T,this.parameters.wrapT),this._state.wrapT=this.parameters.wrapT),this.parameters.generateMipmap&&!this._state.generateMipmap&&this.source&&(this.renderer._isWebGL2||n(this._size.width)&&n(this._size.height)?this.gl.generateMipmap(this.gl.TEXTURE_2D):this.parameters.generateMipmap=!1,this._state.generateMipmap=this.parameters.generateMipmap),this.parameters.minFilter!==this._state.minFilter&&(this.renderer._isWebGL2||n(this._size.width)&&n(this._size.height)||(this.parameters.minFilter=this.gl.LINEAR),this.parameters.generateMipmap||null===this.parameters.generateMipmap||(this.parameters.minFilter=this.gl.LINEAR),this.parameters.minFilter!==this.gl.LINEAR&&this.parameters.minFilter!==this.gl.NEAREST&&this.parameters.minFilter!==this.gl.NEAREST_MIPMAP_NEAREST&&this.parameters.minFilter!==this.gl.LINEAR_MIPMAP_NEAREST&&this.parameters.minFilter!==this.gl.NEAREST_MIPMAP_LINEAR&&this.parameters.minFilter!==this.gl.LINEAR_MIPMAP_LINEAR&&(this.renderer.production||i(this.type+": Wrong minFilter value",this.parameters.minFilter,"for this texture:",this,"\ngl.LINEAR filtering will be used instead"),this.parameters.minFilter=this.gl.LINEAR),this.gl.texParameteri(this.gl.TEXTURE_2D,this.gl.TEXTURE_MIN_FILTER,this.parameters.minFilter),this._state.minFilter=this.parameters.minFilter),this.parameters.magFilter!==this._state.magFilter&&(this.renderer._isWebGL2||n(this._size.width)&&n(this._size.height)||(this.parameters.magFilter=this.gl.LINEAR),this.parameters.magFilter!==this.gl.LINEAR&&this.parameters.magFilter!==this.gl.NEAREST&&(this.renderer.production||i(this.type+": Wrong magFilter value",this.parameters.magFilter,"for this texture:",this,"\ngl.LINEAR filtering will be used instead"),this.parameters.magFilter=this.gl.LINEAR),this.gl.texParameteri(this.gl.TEXTURE_2D,this.gl.TEXTURE_MAG_FILTER,this.parameters.magFilter),this._state.magFilter=this.parameters.magFilter);var e=this.renderer.extensions.EXT_texture_filter_anisotropic;if(e&&this.parameters.anisotropy!==this._state.anisotropy){var t=this.gl.getParameter(e.MAX_TEXTURE_MAX_ANISOTROPY_EXT);this.parameters.anisotropy=Math.max(1,Math.min(this.parameters.anisotropy,t)),this.gl.texParameterf(this.gl.TEXTURE_2D,e.TEXTURE_MAX_ANISOTROPY_EXT,this.parameters.anisotropy),this._state.anisotropy=this.parameters.anisotropy}}},{key:"setWrapS",value:function(e){this.parameters.wrapS!==e&&(this.parameters.wrapS=e,this.parameters._shouldUpdate=!0)}},{key:"setWrapT",value:function(e){this.parameters.wrapT!==e&&(this.parameters.wrapT=e,this.parameters._shouldUpdate=!0)}},{key:"setMinFilter",value:function(e){this.parameters.minFilter!==e&&(this.parameters.minFilter=e,this.parameters._shouldUpdate=!0)}},{key:"setMagFilter",value:function(e){this.parameters.magFilter!==e&&(this.parameters.magFilter=e,this.parameters._shouldUpdate=!0)}},{key:"setAnisotropy",value:function(e){e=isNaN(e)?this.parameters.anisotropy:e,this.parameters.anisotropy!==e&&(this.parameters.anisotropy=e,this.parameters._shouldUpdate=!0)}},{key:"needUpdate",value:function(){this._forceUpdate=!0}},{key:"_videoFrameCallback",value:function(){var e=this;this._willUpdate=!0,this.source.requestVideoFrameCallback((function(){return e._videoFrameCallback()}))}},{key:"_upload",value:function(){var e=this;this._updateGlobalTexParameters(),this.source?this.gl.texImage2D(this.gl.TEXTURE_2D,0,this._globalParameters.internalFormat,this._globalParameters.format,this._globalParameters.type,this.source):"fbo"===this.sourceType&&this.gl.texImage2D(this.gl.TEXTURE_2D,0,this._globalParameters.internalFormat,this._size.width,this._size.height,0,this._globalParameters.format,this._globalParameters.type,this.source||null),this._uploaded||(this.renderer.nextRender.add((function(){return e._onSourceUploadedCallback&&e._onSourceUploadedCallback()})),this._uploaded=!0)}},{key:"_getSizes",value:function(){if("fbo"===this.sourceType)return{parentWidth:this._parent._boundingRect.document.width,parentHeight:this._parent._boundingRect.document.height,sourceWidth:this._parent._boundingRect.document.width,sourceHeight:this._parent._boundingRect.document.height,xOffset:0,yOffset:0};var e=this._parent.scale?T.set(this._parent.scale.x,this._parent.scale.y):T.set(1,1),t=this._parent._boundingRect.document.width*e.x,i=this._parent._boundingRect.document.height*e.y,r=this._size.width,s=this._size.height,n=r/s,a=t/i,o=0,h=0;return a>n?h=Math.min(0,i-t*(1/n)):a<n&&(o=Math.min(0,t-i*n)),{parentWidth:t,parentHeight:i,sourceWidth:r,sourceHeight:s,xOffset:o,yOffset:h}}},{key:"setScale",value:function(e){e.type&&"Vec2"===e.type?(e.sanitizeNaNValuesWith(this.scale).max(T.set(.001,.001)),e.equals(this.scale)||(this.scale.copy(e),this.resize())):this.renderer.production||i(this.type+": Cannot set scale because the parameter passed is not of Vec2 type:",e)}},{key:"setOffset",value:function(e){e.type&&"Vec2"===e.type?(e.sanitizeNaNValuesWith(this.offset),e.equals(this.offset)||(this.offset.copy(e),this.resize())):this.renderer.production||i(this.type+": Cannot set offset because the parameter passed is not of Vec2 type:",scale)}},{key:"_setSize",value:function(){if(this._parent&&this._parent._program){var e=this._getSizes();this._updateTextureMatrix(e)}}},{key:"resize",value:function(){"fbo"===this.sourceType?(this._size={width:this._parent._size&&this._parent._size.width||this._parent._boundingRect.document.width,height:this._parent._size&&this._parent._size.height||this._parent._boundingRect.document.height},this._copiedFrom||(this.gl.bindTexture(this.gl.TEXTURE_2D,this._sampler.texture),this.gl.texImage2D(this.gl.TEXTURE_2D,0,this._globalParameters.internalFormat,this._size.width,this._size.height,0,this._globalParameters.format,this._globalParameters.type,null))):this.source&&(this._size={width:this.source.naturalWidth||this.source.width||this.source.videoWidth,height:this.source.naturalHeight||this.source.height||this.source.videoHeight}),this._setSize()}},{key:"_updateTextureMatrix",value:function(e){var t=S.set(e.parentWidth/(e.parentWidth-e.xOffset),e.parentHeight/(e.parentHeight-e.yOffset),1);t.x/=this.scale.x,t.y/=this.scale.y,this._textureMatrix.matrix=C.setFromArray([t.x,0,0,0,0,t.y,0,0,0,0,1,0,(1-t.x)/2+this.offset.x,(1-t.y)/2+this.offset.y,0,1]),this._updateMatrixUniform()}},{key:"_updateMatrixUniform",value:function(){this._textureMatrix.isActive&&(this.renderer.useProgram(this._parent._program),this.gl.uniformMatrix4fv(this._textureMatrix.location,!1,this._textureMatrix.matrix.elements))}},{key:"_onSourceLoaded",value:function(e){this.setSource(e),"image"===this.sourceType&&this.renderer.cache.addTexture(this)}},{key:"_bindTexture",value:function(){this._canDraw&&(this.renderer.state.activeTexture!==this.index&&(this.gl.activeTexture(this.gl.TEXTURE0+this.index),this.renderer.state.activeTexture=this.index),this.gl.bindTexture(this.gl.TEXTURE_2D,this._sampler.texture),this._sampler.isTextureBound||(this._sampler.isTextureBound=!!this.gl.getParameter(this.gl.TEXTURE_BINDING_2D),this._sampler.isTextureBound&&this.renderer.needRender()))}},{key:"_draw",value:function(){this._sampler.isActive&&(this._bindTexture(),"video"===this.sourceType&&this.source&&!this._videoFrameCallbackID&&this.source.readyState>=this.source.HAVE_CURRENT_DATA&&!this.source.paused&&(this._willUpdate=!0),(this._forceUpdate||this._willUpdate&&this.shouldUpdate)&&(this._state.generateMipmap=!1,this._upload()),"video"===this.sourceType&&(this._willUpdate=!1),this._forceUpdate=!1),this.parameters._shouldUpdate&&(this._updateTexParameters(),this.parameters._shouldUpdate=!1)}},{key:"onSourceLoaded",value:function(e){return e&&(this._onSourceLoadedCallback=e),this}},{key:"onSourceUploaded",value:function(e){return e&&(this._onSourceUploadedCallback=e),this}},{key:"_dispose",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];"video"===this.sourceType||"image"===this.sourceType&&!this.renderer.state.isActive?(this._loader&&this._loader._removeSource(this),this.source=null):"canvas"===this.sourceType&&(this.source.width=this.source.width,this.source=null),this._parent=null;var t=this.gl&&!this._copiedFrom&&(e||"image"!==this.sourceType||!this.renderer.state.isActive);t&&(this._canDraw=!1,this.renderer.cache.removeTexture(this),this.gl.activeTexture(this.gl.TEXTURE0+this.index),this.gl.bindTexture(this.gl.TEXTURE_2D,null),this.gl.deleteTexture(this._sampler.texture))}}]),e}(),M=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"anonymous";if(_classCallCheck(this,e),this.type="TextureLoader",(t=t&&t.renderer||t)&&"Renderer"===t.type){if(!t.gl)return void r(this.type+": Renderer WebGL context is undefined",t)}else r(this.type+": Renderer not passed as first argument",t);this.renderer=t,this.gl=this.renderer.gl,this.crossOrigin=i,this.elements=[]}return _createClass(e,[{key:"_addElement",value:function(e,t,i,r){var s={source:e,texture:t,load:this._sourceLoaded.bind(this,e,t,i),error:this._sourceLoadError.bind(this,e,r)};return this.elements.push(s),s}},{key:"_sourceLoadError",value:function(e,t,i){t&&t(e,i)}},{key:"_sourceLoaded",value:function(e,t,i){var r=this;t._sourceLoaded||(t._onSourceLoaded(e),this._parent&&(this._increment&&this._increment(),this.renderer.nextRender.add((function(){return r._parent._onLoadingCallback&&r._parent._onLoadingCallback(t)}))),i&&i(t))}},{key:"_getSourceType",value:function(e){var t;return"string"==typeof e?null!==e.match(/\.(jpeg|jpg|jfif|pjpeg|pjp|gif|bmp|png|webp|svg|avif|apng)$/)?t="image":null!==e.match(/\.(webm|mp4|mpg|mpeg|avi|ogg|ogm|ogv|mov|av1)$/)&&(t="video"):"IMG"===e.tagName.toUpperCase()?t="image":"VIDEO"===e.tagName.toUpperCase()?t="video":"CANVAS"===e.tagName.toUpperCase()&&(t="canvas"),t}},{key:"_createImage",value:function(e){if("string"!=typeof e&&e.hasAttribute("crossOrigin"))return e;var t=new Image;return t.crossOrigin=this.crossOrigin,"string"==typeof e?t.src=e:(t.src=e.src,e.hasAttribute("data-sampler")&&t.setAttribute("data-sampler",e.getAttribute("data-sampler"))),t}},{key:"_createVideo",value:function(e){if("string"==typeof e||null===e.getAttribute("crossOrigin")){var t=document.createElement("video");return t.crossOrigin=this.crossOrigin,"string"==typeof e?t.src=e:(t.src=e.src,e.hasAttribute("data-sampler")&&t.setAttribute("data-sampler",e.getAttribute("data-sampler"))),t}return e}},{key:"loadSource",value:function(e,t,i,r){switch(this._getSourceType(e)){case"image":this.loadImage(e,t,i,r);break;case"video":this.loadVideo(e,t,i,r);break;case"canvas":this.loadCanvas(e,t,i);break;default:this._sourceLoadError(e,r,"this source could not be converted into a texture: "+e)}}},{key:"loadSources",value:function(e,t,i,r){for(var s=0;s<e.length;s++)this.loadSource(e[s],t,i,r)}},{key:"loadImage",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=arguments.length>2?arguments[2]:void 0,r=arguments.length>3?arguments[3]:void 0,s=this.renderer.cache.getTextureFromSource(e),n=Object.assign({},t);if(this._parent&&(n=Object.assign(n,this._parent._texturesOptions)),n.loader=this,s){n.sampler="string"!=typeof e&&e.hasAttribute("data-sampler")?e.getAttribute("data-sampler"):n.sampler,n.fromTexture=s;var a=new E(this.renderer,n);return this._sourceLoaded(s.source,a,i),void(this._parent&&this._addToParent(a,s.source,"image"))}var o=this._createImage(e);n.sampler=o.hasAttribute("data-sampler")?o.getAttribute("data-sampler"):n.sampler;var h=new E(this.renderer,n),l=this._addElement(o,h,i,r);o.complete?this._sourceLoaded(o,h,i):o.decode?o.decode().then(this._sourceLoaded.bind(this,o,h,i)).catch((function(){o.addEventListener("load",l.load,!1),o.addEventListener("error",l.error,!1)})):(o.addEventListener("load",l.load,!1),o.addEventListener("error",l.error,!1)),this._parent&&this._addToParent(h,o,"image")}},{key:"loadImages",value:function(e,t,i,r){for(var s=0;s<e.length;s++)this.loadImage(e[s],t,i,r)}},{key:"loadVideo",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=arguments.length>2?arguments[2]:void 0,r=arguments.length>3?arguments[3]:void 0,s=this._createVideo(e);s.preload=!0,s.muted=!0,s.loop=!0,s.setAttribute("playsinline",""),s.crossOrigin=this.crossOrigin;var n=Object.assign({},t);this._parent&&(n=Object.assign(t,this._parent._texturesOptions)),n.loader=this,n.sampler=s.hasAttribute("data-sampler")?s.getAttribute("data-sampler"):n.sampler;var a=new E(this.renderer,n),o=this._addElement(s,a,i,r);s.addEventListener("canplaythrough",o.load,!1),s.addEventListener("error",o.error,!1),s.readyState>=s.HAVE_FUTURE_DATA&&i&&this._sourceLoaded(s,a,i),s.load(),this._addToParent&&this._addToParent(a,s,"video"),"requestVideoFrameCallback"in HTMLVideoElement.prototype&&(o.videoFrameCallback=a._videoFrameCallback.bind(a),a._videoFrameCallbackID=s.requestVideoFrameCallback(o.videoFrameCallback))}},{key:"loadVideos",value:function(e,t,i,r){for(var s=0;s<e.length;s++)this.loadVideo(e[s],t,i,r)}},{key:"loadCanvas",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=arguments.length>2?arguments[2]:void 0,r=Object.assign({},t);this._parent&&(r=Object.assign(t,this._parent._texturesOptions)),r.loader=this,r.sampler=e.hasAttribute("data-sampler")?e.getAttribute("data-sampler"):r.sampler;var s=new E(this.renderer,r);this._addElement(e,s,i,null),this._sourceLoaded(e,s,i),this._parent&&this._addToParent(s,e,"canvas")}},{key:"loadCanvases",value:function(e,t,i){for(var r=0;r<e.length;r++)this.loadCanvas(e[r],t,i)}},{key:"_removeSource",value:function(e){var t=this.elements.find((function(t){return t.texture.uuid===e.uuid}));t&&("image"===e.sourceType?t.source.removeEventListener("load",t.load,!1):"video"===e.sourceType&&(t.videoFrameCallback&&e._videoFrameCallbackID&&t.source.cancelVideoFrameCallback(e._videoFrameCallbackID),t.source.removeEventListener("canplaythrough",t.load,!1),t.source.pause(),t.source.removeAttribute("src"),t.source.load()),t.source.removeEventListener("error",t.error,!1))}}]),e}(),A=function(e){_inherits(r,e);var t=_createSuper(r);function r(e,s){var n,a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},o=a.sourcesLoaded,h=void 0===o?0:o,l=a.sourcesToLoad,u=void 0===l?0:l,d=a.complete,c=void 0!==d&&d,p=a.onComplete,f=void 0===p?function(){}:p;return _classCallCheck(this,r),(n=t.call(this,e,s.crossOrigin)).type="PlaneTextureLoader",n._parent=s,"Plane"!==n._parent.type&&"PingPongPlane"!==n._parent.type&&"ShaderPass"!==n._parent.type&&(i(n.type+": Wrong parent type assigned to this loader"),n._parent=null),n.sourcesLoaded=h,n.sourcesToLoad=u,n.complete=c,n.onComplete=f,n}return _createClass(r,[{key:"_setLoaderSize",value:function(e){var t=this;this.sourcesToLoad=e,0===this.sourcesToLoad&&(this.complete=!0,this.renderer.nextRender.add((function(){return t.onComplete&&t.onComplete()})))}},{key:"_increment",value:function(){var e=this;this.sourcesLoaded++,this.sourcesLoaded>=this.sourcesToLoad&&!this.complete&&(this.complete=!0,this.renderer.nextRender.add((function(){return e.onComplete&&e.onComplete()})))}},{key:"_addSourceToParent",value:function(e,t){if("image"===t){var i=this._parent.images;!i.find((function(t){return t.src===e.src}))&&i.push(e)}else if("video"===t){var r=this._parent.videos;!r.find((function(t){return t.src===e.src}))&&r.push(e)}else if("canvas"===t){var s=this._parent.canvases;!s.find((function(t){return t.isSameNode(e)}))&&s.push(e)}}},{key:"_addToParent",value:function(e,t,i){this._addSourceToParent(t,i),this._parent&&e.addParent(this._parent)}}]),r}(M),F=function(){function e(t){var i=this,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"Mesh",n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},a=n.vertexShaderID,o=n.fragmentShaderID,h=n.vertexShader,l=n.fragmentShader,u=n.uniforms,d=void 0===u?{}:u,c=n.widthSegments,p=void 0===c?1:c,f=n.heightSegments,g=void 0===f?1:f,_=n.renderOrder,m=void 0===_?0:_,v=n.depthTest,y=void 0===v||v,x=n.cullFace,R=void 0===x?"back":x,P=n.texturesOptions,w=void 0===P?{}:P,T=n.crossOrigin,S=void 0===T?"anonymous":T;if(_classCallCheck(this,e),this.type=s,(t=t&&t.renderer||t)&&"Renderer"===t.type||(r(this.type+": Curtains not passed as first argument or Curtains Renderer is missing",t),setTimeout((function(){i._onErrorCallback&&i._onErrorCallback()}),0)),this.renderer=t,this.gl=this.renderer.gl,!this.gl)return this.renderer.production||r(this.type+": Unable to create a "+this.type+" because the Renderer WebGL context is not defined"),void setTimeout((function(){i._onErrorCallback&&i._onErrorCallback()}),0);this._canDraw=!1,this.renderOrder=m,this._depthTest=y,this.cullFace=R,"back"!==this.cullFace&&"front"!==this.cullFace&&"none"!==this.cullFace&&(this.cullFace="back"),this.textures=[],this._texturesOptions=Object.assign({premultiplyAlpha:!1,anisotropy:1,floatingPoint:"none",wrapS:this.gl.CLAMP_TO_EDGE,wrapT:this.gl.CLAMP_TO_EDGE,minFilter:this.gl.LINEAR,magFilter:this.gl.LINEAR},w),this.crossOrigin=S,!h&&a&&document.getElementById(a)&&(h=document.getElementById(a).innerHTML),!l&&o&&document.getElementById(o)&&(l=document.getElementById(o).innerHTML),this._initMesh(),p=parseInt(p),g=parseInt(g),this._geometry=new k(this.renderer,{width:p,height:g}),this._program=new b(this.renderer,{parent:this,vertexShader:h,fragmentShader:l}),this._program.compiled?(this._program.createUniforms(d),this.uniforms=this._program.uniformsManager.uniforms,this._geometry.setProgram(this._program),this.renderer.onSceneChange()):this.renderer.nextRender.add((function(){return i._onErrorCallback&&i._onErrorCallback()}))}return _createClass(e,[{key:"_initMesh",value:function(){var e=this;this.uuid=s(),this.loader=new A(this.renderer,this,{sourcesLoaded:0,initSourcesToLoad:0,complete:!1,onComplete:function(){e._onReadyCallback&&e._onReadyCallback(),e.renderer.needRender()}}),this.images=[],this.videos=[],this.canvases=[],this.userData={},this._canDraw=!0}},{key:"_restoreContext",value:function(){this._canDraw=!1,this._matrices&&(this._matrices=null),this._program=new b(this.renderer,{parent:this,vertexShader:this._program.vsCode,fragmentShader:this._program.fsCode}),this._program.compiled&&(this._geometry.restoreContext(this._program),this._program.createUniforms(this.uniforms),this.uniforms=this._program.uniformsManager.uniforms,this._programRestored())}},{key:"setRenderTarget",value:function(e){e&&"RenderTarget"===e.type?("Plane"===this.type&&this.renderer.scene.removePlane(this),this.target=e,"Plane"===this.type&&this.renderer.scene.addPlane(this)):this.renderer.production||i(this.type+": Could not set the render target because the argument passed is not a RenderTarget class object",e)}},{key:"setRenderOrder",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;(e=isNaN(e)?this.renderOrder:parseInt(e))!==this.renderOrder&&(this.renderOrder=e,this.renderer.scene.setPlaneRenderOrder(this))}},{key:"createTexture",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=new E(this.renderer,Object.assign(e,this._texturesOptions));return t.addParent(this),t}},{key:"addTexture",value:function(e){e&&"Texture"===e.type?e.addParent(this):this.renderer.production||i(this.type+": cannot add ",e," to this "+this.type+" because it is not a valid texture")}},{key:"loadSources",value:function(e){for(var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=arguments.length>2?arguments[2]:void 0,r=arguments.length>3?arguments[3]:void 0,s=0;s<e.length;s++)this.loadSource(e[s],t,i,r)}},{key:"loadSource",value:function(e){var t=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},s=arguments.length>2?arguments[2]:void 0,n=arguments.length>3?arguments[3]:void 0;this.loader.loadSource(e,Object.assign(r,this._texturesOptions),(function(e){s&&s(e)}),(function(e,r){t.renderer.production||i(t.type+": this HTML tag could not be converted into a texture:",e.tagName),n&&n(e,r)}))}},{key:"loadImage",value:function(e){var t=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},s=arguments.length>2?arguments[2]:void 0,n=arguments.length>3?arguments[3]:void 0;this.loader.loadImage(e,Object.assign(r,this._texturesOptions),(function(e){s&&s(e)}),(function(e,r){t.renderer.production||i(t.type+": There has been an error:\n",r,"\nwhile loading this image:\n",e),n&&n(e,r)}))}},{key:"loadVideo",value:function(e){var t=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},s=arguments.length>2?arguments[2]:void 0,n=arguments.length>3?arguments[3]:void 0;this.loader.loadVideo(e,Object.assign(r,this._texturesOptions),(function(e){s&&s(e)}),(function(e,r){t.renderer.production||i(t.type+": There has been an error:\n",r,"\nwhile loading this video:\n",e),n&&n(e,r)}))}},{key:"loadCanvas",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=arguments.length>2?arguments[2]:void 0;this.loader.loadCanvas(e,Object.assign(t,this._texturesOptions),(function(e){i&&i(e)}))}},{key:"loadImages",value:function(e){for(var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=arguments.length>2?arguments[2]:void 0,r=arguments.length>3?arguments[3]:void 0,s=0;s<e.length;s++)this.loadImage(e[s],t,i,r)}},{key:"loadVideos",value:function(e){for(var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=arguments.length>2?arguments[2]:void 0,r=arguments.length>3?arguments[3]:void 0,s=0;s<e.length;s++)this.loadVideo(e[s],t,i,r)}},{key:"loadCanvases",value:function(e){for(var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=arguments.length>2?arguments[2]:void 0,r=0;r<e.length;r++)this.loadCanvas(e[r],t,i)}},{key:"playVideos",value:function(){for(var e=this,t=0;t<this.textures.length;t++){var r=this.textures[t];if("video"===r.sourceType){var s=r.source.play();void 0!==s&&s.catch((function(t){e.renderer.production||i(e.type+": Could not play the video : ",t)}))}}}},{key:"_draw",value:function(){this.renderer.setDepthTest(this._depthTest),this.renderer.setFaceCulling(this.cullFace),this._program.updateUniforms(),this._geometry.bindBuffers(),this.renderer.state.forceBufferUpdate=!1;for(var e=0;e<this.textures.length;e++)if(this.textures[e]._draw(),this.textures[e]._sampler.isActive&&!this.textures[e]._sampler.isTextureBound)return;this._geometry.draw(),this.renderer.state.activeTexture=null,this._onAfterRenderCallback&&this._onAfterRenderCallback()}},{key:"onError",value:function(e){return e&&(this._onErrorCallback=e),this}},{key:"onLoading",value:function(e){return e&&(this._onLoadingCallback=e),this}},{key:"onReady",value:function(e){return e&&(this._onReadyCallback=e),this}},{key:"onRender",value:function(e){return e&&(this._onRenderCallback=e),this}},{key:"onAfterRender",value:function(e){return e&&(this._onAfterRenderCallback=e),this}},{key:"remove",value:function(){this._canDraw=!1,this.target&&this.renderer.bindFrameBuffer(null),this._dispose(),"Plane"===this.type?this.renderer.removePlane(this):"ShaderPass"===this.type&&(this.target&&(this.target._shaderPass=null,this.target.remove(),this.target=null),this.renderer.removeShaderPass(this))}},{key:"_dispose",value:function(){if(this.gl){this._geometry&&this._geometry.dispose(),this.target&&"ShaderPass"===this.type&&(this.renderer.removeRenderTarget(this.target),this.textures.shift());for(var e=0;e<this.textures.length;e++)this.textures[e]._dispose();this.textures=[]}}}]),e}(),O=new P,D=new P,z=function(e){_inherits(r,e);var t=_createSuper(r);function r(e,s){var n,a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"DOMMesh",o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},h=o.widthSegments,l=o.heightSegments,u=o.renderOrder,d=o.depthTest,c=o.cullFace,p=o.uniforms,f=o.vertexShaderID,g=o.fragmentShaderID,_=o.vertexShader,m=o.fragmentShader,v=o.texturesOptions,y=o.crossOrigin;return _classCallCheck(this,r),f=f||s&&s.getAttribute("data-vs-id"),g=g||s&&s.getAttribute("data-fs-id"),(n=t.call(this,e,a,{widthSegments:h,heightSegments:l,renderOrder:u,depthTest:d,cullFace:c,uniforms:p,vertexShaderID:f,fragmentShaderID:g,vertexShader:_,fragmentShader:m,texturesOptions:v,crossOrigin:y})).gl?(n.htmlElement=s,n.htmlElement&&0!==n.htmlElement.length||n.renderer.production||i(n.type+": The HTML element you specified does not currently exists in the DOM"),n._setDocumentSizes(),n):_possibleConstructorReturn(n)}return _createClass(r,[{key:"_setDocumentSizes",value:function(){var e=this.htmlElement.getBoundingClientRect();this._boundingRect||(this._boundingRect={}),this._boundingRect.document={width:e.width*this.renderer.pixelRatio,height:e.height*this.renderer.pixelRatio,top:e.top*this.renderer.pixelRatio,left:e.left*this.renderer.pixelRatio}}},{key:"getBoundingRect",value:function(){return{width:this._boundingRect.document.width,height:this._boundingRect.document.height,top:this._boundingRect.document.top,left:this._boundingRect.document.left,right:this._boundingRect.document.left+this._boundingRect.document.width,bottom:this._boundingRect.document.top+this._boundingRect.document.height}}},{key:"resize",value:function(){var e=this;this._setDocumentSizes(),"Plane"===this.type&&(this.setPerspective(this.camera.fov,this.camera.near,this.camera.far),this._setWorldSizes(),this._applyWorldPositions());for(var t=0;t<this.textures.length;t++)this.textures[t].resize();this.renderer.nextRender.add((function(){return e._onAfterResizeCallback&&e._onAfterResizeCallback()}))}},{key:"mouseToPlaneCoords",value:function(e){var t=this.scale?this.scale:D.set(1,1),i=O.set((this._boundingRect.document.width-this._boundingRect.document.width*t.x)/2,(this._boundingRect.document.height-this._boundingRect.document.height*t.y)/2),r=this._boundingRect.document.width*t.x/this.renderer.pixelRatio,s=this._boundingRect.document.height*t.y/this.renderer.pixelRatio,n=(this._boundingRect.document.top+i.y)/this.renderer.pixelRatio,a=(this._boundingRect.document.left+i.x)/this.renderer.pixelRatio;return O.set((e.x-a)/r*2-1,1-(e.y-n)/s*2)}},{key:"onAfterResize",value:function(e){return e&&(this._onAfterResizeCallback=e),this}}]),r}(F),L=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},i=t.fov,r=void 0===i?50:i,s=t.near,n=void 0===s?.1:s,a=t.far,o=void 0===a?150:a,h=t.width,l=t.height,u=t.pixelRatio,d=void 0===u?1:u;_classCallCheck(this,e),this.position=new w,this.projectionMatrix=new R,this.worldMatrix=new R,this.viewMatrix=new R,this._shouldUpdate=!1,this.setSize(),this.setPerspective(r,n,o,h,l,d)}return _createClass(e,[{key:"setFov",value:function(e){e=isNaN(e)?this.fov:parseFloat(e),(e=Math.max(1,Math.min(e,179)))!==this.fov&&(this.fov=e,this.setPosition(),this._shouldUpdate=!0),this.setCSSPerspective()}},{key:"setNear",value:function(e){e=isNaN(e)?this.near:parseFloat(e),(e=Math.max(e,.01))!==this.near&&(this.near=e,this._shouldUpdate=!0)}},{key:"setFar",value:function(e){e=isNaN(e)?this.far:parseFloat(e),(e=Math.max(e,50))!==this.far&&(this.far=e,this._shouldUpdate=!0)}},{key:"setPixelRatio",value:function(e){e!==this.pixelRatio&&(this._shouldUpdate=!0),this.pixelRatio=e}},{key:"setSize",value:function(e,t){e===this.width&&t===this.height||(this._shouldUpdate=!0),this.width=e,this.height=t}},{key:"setPerspective",value:function(e,t,i,r,s,n){this.setPixelRatio(n),this.setSize(r,s),this.setFov(e),this.setNear(t),this.setFar(i),this._shouldUpdate&&this.updateProjectionMatrix()}},{key:"setPosition",value:function(){this.position.set(0,0,1),this.worldMatrix.setFromArray([1,0,0,0,0,1,0,0,0,0,1,0,this.position.x,this.position.y,this.position.z,1]),this.viewMatrix=this.viewMatrix.copy(this.worldMatrix).getInverse()}},{key:"setCSSPerspective",value:function(){this.CSSPerspective=Math.pow(Math.pow(this.width/(2*this.pixelRatio),2)+Math.pow(this.height/(2*this.pixelRatio),2),.5)/Math.tan(.5*this.fov*Math.PI/180)}},{key:"getScreenRatiosFromFov",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=this.position.z;e<t?e-=t:e+=t;var i=this.fov*Math.PI/180,r=2*Math.tan(i/2)*Math.abs(e);return{width:r*this.width/this.height,height:r}}},{key:"updateProjectionMatrix",value:function(){var e=this.width/this.height,t=this.near*Math.tan(Math.PI/180*.5*this.fov),i=2*t,r=e*i,s=-.5*r,n=s+r,a=t-i,o=2*this.near/(n-s),h=2*this.near/(t-a),l=(n+s)/(n-s),u=(t+a)/(t-a),d=-(this.far+this.near)/(this.far-this.near),c=-2*this.far*this.near/(this.far-this.near);this.projectionMatrix.setFromArray([o,0,0,0,0,h,0,0,l,u,d,-1,0,0,c,0])}},{key:"forceUpdate",value:function(){this._shouldUpdate=!0}},{key:"cancelUpdate",value:function(){this._shouldUpdate=!1}}]),e}(),U=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Float32Array([0,0,0,1]),i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"XYZ";_classCallCheck(this,e),this.type="Quat",this.elements=t,this.axisOrder=i}return _createClass(e,[{key:"setFromArray",value:function(e){return this.elements[0]=e[0],this.elements[1]=e[1],this.elements[2]=e[2],this.elements[3]=e[3],this}},{key:"setAxisOrder",value:function(e){switch(e=e.toUpperCase()){case"XYZ":case"YXZ":case"ZXY":case"ZYX":case"YZX":case"XZY":this.axisOrder=e;break;default:this.axisOrder="XYZ"}return this}},{key:"copy",value:function(e){return this.elements=e.elements,this.axisOrder=e.axisOrder,this}},{key:"clone",value:function(){return(new e).copy(this)}},{key:"equals",value:function(e){return this.elements[0]===e.elements[0]&&this.elements[1]===e.elements[1]&&this.elements[2]===e.elements[2]&&this.elements[3]===e.elements[3]&&this.axisOrder===e.axisOrder}},{key:"setFromVec3",value:function(e){var t=.5*e.x,i=.5*e.y,r=.5*e.z,s=Math.cos(t),n=Math.cos(i),a=Math.cos(r),o=Math.sin(t),h=Math.sin(i),l=Math.sin(r);return"XYZ"===this.axisOrder?(this.elements[0]=o*n*a+s*h*l,this.elements[1]=s*h*a-o*n*l,this.elements[2]=s*n*l+o*h*a,this.elements[3]=s*n*a-o*h*l):"YXZ"===this.axisOrder?(this.elements[0]=o*n*a+s*h*l,this.elements[1]=s*h*a-o*n*l,this.elements[2]=s*n*l-o*h*a,this.elements[3]=s*n*a+o*h*l):"ZXY"===this.axisOrder?(this.elements[0]=o*n*a-s*h*l,this.elements[1]=s*h*a+o*n*l,this.elements[2]=s*n*l+o*h*a,this.elements[3]=s*n*a-o*h*l):"ZYX"===this.axisOrder?(this.elements[0]=o*n*a-s*h*l,this.elements[1]=s*h*a+o*n*l,this.elements[2]=s*n*l-o*h*a,this.elements[3]=s*n*a+o*h*l):"YZX"===this.axisOrder?(this.elements[0]=o*n*a+s*h*l,this.elements[1]=s*h*a+o*n*l,this.elements[2]=s*n*l-o*h*a,this.elements[3]=s*n*a-o*h*l):"XZY"===this.axisOrder&&(this.elements[0]=o*n*a-s*h*l,this.elements[1]=s*h*a-o*n*l,this.elements[2]=s*n*l+o*h*a,this.elements[3]=s*n*a+o*h*l),this}}]),e}(),I=new P,N=new w,V=new w,B=new w,W=new w,G=new w,X=new w,j=new w,H=new w,Y=new U,q=new w(.5,.5,0),Q=new w,Z=new w,K=new w,J=new w,$=new P,ee=function(e){_inherits(r,e);var t=_createSuper(r);function r(e,i){var s,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},a=n.widthSegments,o=n.heightSegments,h=n.renderOrder,l=n.depthTest,u=n.cullFace,d=n.uniforms,c=n.vertexShaderID,p=n.fragmentShaderID,f=n.vertexShader,g=n.fragmentShader,_=n.texturesOptions,m=n.crossOrigin,v=n.alwaysDraw,y=void 0!==v&&v,x=n.visible,b=void 0===x||x,k=n.transparent,R=void 0!==k&&k,P=n.drawCheckMargins,w=void 0===P?{top:0,right:0,bottom:0,left:0}:P,T=n.autoloadSources,S=void 0===T||T,C=n.watchScroll,E=void 0===C||C,M=n.fov,A=void 0===M?50:M;return _classCallCheck(this,r),(s=t.call(this,e,i,"Plane",{widthSegments:a,heightSegments:o,renderOrder:h,depthTest:l,cullFace:u,uniforms:d,vertexShaderID:c,fragmentShaderID:p,vertexShader:f,fragmentShader:g,texturesOptions:_,crossOrigin:m})).gl?(s.index=s.renderer.planes.length,s.target=null,s.alwaysDraw=y,s._shouldDraw=!0,s.visible=b,s._transparent=R,s.drawCheckMargins=w,s.autoloadSources=S,s.watchScroll=E,s._updateMVMatrix=!1,s.camera=new L({fov:A,width:s.renderer._boundingRect.width,height:s.renderer._boundingRect.height,pixelRatio:s.renderer.pixelRatio}),s._program.compiled&&(s._initPlane(),s.renderer.scene.addPlane(_assertThisInitialized(s)),s.renderer.planes.push(_assertThisInitialized(s))),s):_possibleConstructorReturn(s)}return _createClass(r,[{key:"_programRestored",value:function(){this.target&&this.setRenderTarget(this.renderer.renderTargets[this.target.index]),this._initMatrices(),this.setPerspective(this.camera.fov,this.camera.near,this.camera.far),this._setWorldSizes(),this._applyWorldPositions(),this.renderer.scene.addPlane(this);for(var e=0;e<this.textures.length;e++)this.textures[e]._parent=this,this.textures[e]._restoreContext();this._canDraw=!0}},{key:"_initPlane",value:function(){this._initTransformValues(),this._initPositions(),this.setPerspective(this.camera.fov,this.camera.near,this.camera.far),this._initSources()}},{key:"_initTransformValues",value:function(){var e=this;this.rotation=new w,this.rotation.onChange((function(){return e._applyRotation()})),this.quaternion=new U,this.relativeTranslation=new w,this.relativeTranslation.onChange((function(){return e._setTranslation()})),this._translation=new w,this.scale=new w(1),this.scale.onChange((function(){e.scale.z=1,e._applyScale()})),this.transformOrigin=new w(.5,.5,0),this.transformOrigin.onChange((function(){e._setWorldTransformOrigin(),e._updateMVMatrix=!0}))}},{key:"resetPlane",value:function(e){this._initTransformValues(),this._setWorldTransformOrigin(),null!==e&&e?(this.htmlElement=e,this.resize()):e||this.renderer.production||i(this.type+": You are trying to reset a plane with a HTML element that does not exist. The old HTML element will be kept instead.")}},{key:"removeRenderTarget",value:function(){this.target&&(this.renderer.scene.removePlane(this),this.target=null,this.renderer.scene.addPlane(this))}},{key:"_initPositions",value:function(){this._initMatrices(),this._setWorldSizes(),this._applyWorldPositions()}},{key:"_initMatrices",value:function(){var e=new R;this._matrices={world:{matrix:e},modelView:{name:"uMVMatrix",matrix:e,location:this.gl.getUniformLocation(this._program.program,"uMVMatrix")},projection:{name:"uPMatrix",matrix:e,location:this.gl.getUniformLocation(this._program.program,"uPMatrix")},modelViewProjection:{matrix:e}}}},{key:"_setPerspectiveMatrix",value:function(){this.camera._shouldUpdate&&(this.renderer.useProgram(this._program),this.gl.uniformMatrix4fv(this._matrices.projection.location,!1,this._matrices.projection.matrix.elements)),this.camera.cancelUpdate()}},{key:"setPerspective",value:function(e,t,i){this.camera.setPerspective(e,t,i,this.renderer._boundingRect.width,this.renderer._boundingRect.height,this.renderer.pixelRatio),this.renderer.state.isContextLost&&this.camera.forceUpdate(),this._matrices.projection.matrix=this.camera.projectionMatrix,this.camera._shouldUpdate&&(this._setWorldSizes(),this._applyWorldPositions(),this._translation.z=this.relativeTranslation.z/this.camera.CSSPerspective),this._updateMVMatrix=this.camera._shouldUpdate}},{key:"_setMVMatrix",value:function(){this._updateMVMatrix&&(this._matrices.world.matrix=this._matrices.world.matrix.composeFromOrigin(this._translation,this.quaternion,this.scale,this._boundingRect.world.transformOrigin),this._matrices.world.matrix.scale({x:this._boundingRect.world.width,y:this._boundingRect.world.height,z:1}),this._matrices.modelView.matrix.copy(this._matrices.world.matrix),this._matrices.modelView.matrix.elements[14]-=this.camera.position.z,this._matrices.modelViewProjection.matrix=this._matrices.projection.matrix.multiply(this._matrices.modelView.matrix),this.alwaysDraw||this._shouldDrawCheck(),this.renderer.useProgram(this._program),this.gl.uniformMatrix4fv(this._matrices.modelView.location,!1,this._matrices.modelView.matrix.elements)),this._updateMVMatrix=!1}},{key:"_setWorldTransformOrigin",value:function(){this._boundingRect.world.transformOrigin=new w((2*this.transformOrigin.x-1)*this._boundingRect.world.width,-(2*this.transformOrigin.y-1)*this._boundingRect.world.height,this.transformOrigin.z)}},{key:"_documentToWorldSpace",value:function(e){return V.set(e.x*this.renderer.pixelRatio/this.renderer._boundingRect.width*this._boundingRect.world.ratios.width,-e.y*this.renderer.pixelRatio/this.renderer._boundingRect.height*this._boundingRect.world.ratios.height,e.z)}},{key:"_setWorldSizes",value:function(){var e=this.camera.getScreenRatiosFromFov();this._boundingRect.world={width:this._boundingRect.document.width/this.renderer._boundingRect.width*e.width/2,height:this._boundingRect.document.height/this.renderer._boundingRect.height*e.height/2,ratios:e},this._setWorldTransformOrigin()}},{key:"_setWorldPosition",value:function(){var e=this._boundingRect.document.width/2+this._boundingRect.document.left,t=this._boundingRect.document.height/2+this._boundingRect.document.top,i=this.renderer._boundingRect.width/2+this.renderer._boundingRect.left,r=this.renderer._boundingRect.height/2+this.renderer._boundingRect.top;this._boundingRect.world.top=(r-t)/this.renderer._boundingRect.height*this._boundingRect.world.ratios.height,this._boundingRect.world.left=(e-i)/this.renderer._boundingRect.width*this._boundingRect.world.ratios.width}},{key:"setScale",value:function(e){e.type&&"Vec2"===e.type?(e.sanitizeNaNValuesWith(this.scale).max(I.set(.001,.001)),e.x===this.scale.x&&e.y===this.scale.y||(this.scale.set(e.x,e.y,1),this._applyScale())):this.renderer.production||i(this.type+": Cannot set scale because the parameter passed is not of Vec2 type:",e)}},{key:"_applyScale",value:function(){for(var e=0;e<this.textures.length;e++)this.textures[e].resize();this._updateMVMatrix=!0}},{key:"setRotation",value:function(e){e.type&&"Vec3"===e.type?(e.sanitizeNaNValuesWith(this.rotation),e.equals(this.rotation)||(this.rotation.copy(e),this._applyRotation())):this.renderer.production||i(this.type+": Cannot set rotation because the parameter passed is not of Vec3 type:",e)}},{key:"_applyRotation",value:function(){this.quaternion.setFromVec3(this.rotation),this._updateMVMatrix=!0}},{key:"setTransformOrigin",value:function(e){e.type&&"Vec3"===e.type?(e.sanitizeNaNValuesWith(this.transformOrigin),e.equals(this.transformOrigin)||(this.transformOrigin.copy(e),this._setWorldTransformOrigin(),this._updateMVMatrix=!0)):this.renderer.production||i(this.type+": Cannot set transform origin because the parameter passed is not of Vec3 type:",e)}},{key:"_setTranslation",value:function(){var e=N.set(0,0,0);this.relativeTranslation.equals(e)||(e=this._documentToWorldSpace(this.relativeTranslation)),this._translation.set(this._boundingRect.world.left+e.x,this._boundingRect.world.top+e.y,this.relativeTranslation.z/this.camera.CSSPerspective),this._updateMVMatrix=!0}},{key:"setRelativeTranslation",value:function(e){e.type&&"Vec3"===e.type?(e.sanitizeNaNValuesWith(this.relativeTranslation),e.equals(this.relativeTranslation)||(this.relativeTranslation.copy(e),this._setTranslation())):this.renderer.production||i(this.type+": Cannot set translation because the parameter passed is not of Vec3 type:",e)}},{key:"_applyWorldPositions",value:function(){this._setWorldPosition(),this._setTranslation()}},{key:"updatePosition",value:function(){this._setDocumentSizes(),this._applyWorldPositions()}},{key:"updateScrollPosition",value:function(e,t){(e||t)&&(this._boundingRect.document.top+=t*this.renderer.pixelRatio,this._boundingRect.document.left+=e*this.renderer.pixelRatio,this._applyWorldPositions())}},{key:"_getIntersection",value:function(e,t){for(var i=t.clone().sub(e),r=e.clone();r.z>-1;)r.add(i);return r}},{key:"_getNearPlaneIntersections",value:function(e,t,i){var r=this._matrices.modelViewProjection.matrix;if(1===i.length)0===i[0]?(t[0]=this._getIntersection(t[1],j.set(.95,1,0).applyMat4(r)),t.push(this._getIntersection(t[3],H.set(-1,-.95,0).applyMat4(r)))):1===i[0]?(t[1]=this._getIntersection(t[0],j.set(-.95,1,0).applyMat4(r)),t.push(this._getIntersection(t[2],H.set(1,-.95,0).applyMat4(r)))):2===i[0]?(t[2]=this._getIntersection(t[3],j.set(-.95,-1,0).applyMat4(r)),t.push(this._getIntersection(t[1],H.set(1,.95,0).applyMat4(r)))):3===i[0]&&(t[3]=this._getIntersection(t[2],j.set(.95,-1,0).applyMat4(r)),t.push(this._getIntersection(t[0],H.set(-1,.95,0).applyMat4(r))));else if(2===i.length)0===i[0]&&1===i[1]?(t[0]=this._getIntersection(t[3],j.set(-1,-.95,0).applyMat4(r)),t[1]=this._getIntersection(t[2],H.set(1,-.95,0).applyMat4(r))):1===i[0]&&2===i[1]?(t[1]=this._getIntersection(t[0],j.set(-.95,1,0).applyMat4(r)),t[2]=this._getIntersection(t[3],H.set(-.95,-1,0).applyMat4(r))):2===i[0]&&3===i[1]?(t[2]=this._getIntersection(t[1],j.set(1,.95,0).applyMat4(r)),t[3]=this._getIntersection(t[0],H.set(-1,.95,0).applyMat4(r))):0===i[0]&&3===i[1]&&(t[0]=this._getIntersection(t[1],j.set(.95,1,0).applyMat4(r)),t[3]=this._getIntersection(t[2],H.set(.95,-1,0).applyMat4(r)));else if(3===i.length){for(var s=0,n=0;n<e.length;n++)i.includes(n)||(s=n);t=[t[s]],0===s?(t.push(this._getIntersection(t[0],j.set(-.95,1,0).applyMat4(r))),t.push(this._getIntersection(t[0],H.set(-1,.95,0).applyMat4(r)))):1===s?(t.push(this._getIntersection(t[0],j.set(.95,1,0).applyMat4(r))),t.push(this._getIntersection(t[0],H.set(1,.95,0).applyMat4(r)))):2===s?(t.push(this._getIntersection(t[0],j.set(.95,-1,0).applyMat4(r))),t.push(this._getIntersection(t[0],H.set(1,-.95,0).applyMat4(r)))):3===s&&(t.push(this._getIntersection(t[0],j.set(-.95,-1,0).applyMat4(r))),t.push(this._getIntersection(t[0],H.set(-1.95,0).applyMat4(r))))}else for(var a=0;a<e.length;a++)t[a][0]=1e4,t[a][1]=1e4;return t}},{key:"_getWorldCoords",value:function(){for(var e=[B.set(-1,1,0),W.set(1,1,0),G.set(1,-1,0),X.set(-1,-1,0)],t=[],i=[],r=0;r<e.length;r++){var s=e[r].applyMat4(this._matrices.modelViewProjection.matrix);t.push(s),Math.abs(s.z)>1&&i.push(r)}i.length&&(t=this._getNearPlaneIntersections(e,t,i));for(var n=1/0,a=-1/0,o=1/0,h=-1/0,l=0;l<t.length;l++){var u=t[l];u.x<n&&(n=u.x),u.x>a&&(a=u.x),u.y<o&&(o=u.y),u.y>h&&(h=u.y)}return{top:h,right:a,bottom:o,left:n}}},{key:"_computeWebGLBoundingRect",value:function(){var e=this._getWorldCoords(),t={top:1-(e.top+1)/2,right:(e.right+1)/2,bottom:1-(e.bottom+1)/2,left:(e.left+1)/2};t.width=t.right-t.left,t.height=t.bottom-t.top,this._boundingRect.worldToDocument={width:t.width*this.renderer._boundingRect.width,height:t.height*this.renderer._boundingRect.height,top:t.top*this.renderer._boundingRect.height+this.renderer._boundingRect.top,left:t.left*this.renderer._boundingRect.width+this.renderer._boundingRect.left,right:t.left*this.renderer._boundingRect.width+this.renderer._boundingRect.left+t.width*this.renderer._boundingRect.width,bottom:t.top*this.renderer._boundingRect.height+this.renderer._boundingRect.top+t.height*this.renderer._boundingRect.height}}},{key:"getWebGLBoundingRect",value:function(){return this._matrices.modelViewProjection?(this._boundingRect.worldToDocument&&!this.alwaysDraw||this._computeWebGLBoundingRect(),this._boundingRect.worldToDocument):this._boundingRect.document}},{key:"_getWebGLDrawRect",value:function(){return this._computeWebGLBoundingRect(),{top:this._boundingRect.worldToDocument.top-this.drawCheckMargins.top,right:this._boundingRect.worldToDocument.right+this.drawCheckMargins.right,bottom:this._boundingRect.worldToDocument.bottom+this.drawCheckMargins.bottom,left:this._boundingRect.worldToDocument.left-this.drawCheckMargins.left}}},{key:"_shouldDrawCheck",value:function(){var e=this,t=this._getWebGLDrawRect();Math.round(t.right)<=this.renderer._boundingRect.left||Math.round(t.left)>=this.renderer._boundingRect.left+this.renderer._boundingRect.width||Math.round(t.bottom)<=this.renderer._boundingRect.top||Math.round(t.top)>=this.renderer._boundingRect.top+this.renderer._boundingRect.height?this._shouldDraw&&(this._shouldDraw=!1,this.renderer.nextRender.add((function(){return e._onLeaveViewCallback&&e._onLeaveViewCallback()}))):(this._shouldDraw||this.renderer.nextRender.add((function(){return e._onReEnterViewCallback&&e._onReEnterViewCallback()})),this._shouldDraw=!0)}},{key:"isDrawn",value:function(){return this._canDraw&&this.visible&&(this._shouldDraw||this.alwaysDraw)}},{key:"enableDepthTest",value:function(e){this._depthTest=e}},{key:"_initSources",value:function(){var e=0;if(this.autoloadSources){var t=this.htmlElement.getElementsByTagName("img"),i=this.htmlElement.getElementsByTagName("video"),r=this.htmlElement.getElementsByTagName("canvas");t.length&&this.loadImages(t),i.length&&this.loadVideos(i),r.length&&this.loadCanvases(r),e=t.length+i.length+r.length}this.loader._setLoaderSize(e),this._canDraw=!0}},{key:"_startDrawing",value:function(){this._canDraw&&(this._onRenderCallback&&this._onRenderCallback(),this.target?this.renderer.bindFrameBuffer(this.target):null===this.renderer.state.scenePassIndex&&this.renderer.bindFrameBuffer(null),this._setPerspectiveMatrix(),this._setMVMatrix(),(this.alwaysDraw||this._shouldDraw)&&this.visible&&this._draw())}},{key:"mouseToPlaneCoords",value:function(e){if(Y.setAxisOrder(this.quaternion.axisOrder),Y.equals(this.quaternion)&&q.equals(this.transformOrigin))return _get(_getPrototypeOf(r.prototype),"mouseToPlaneCoords",this).call(this,e);var t={x:e.x/(this.renderer._boundingRect.width/this.renderer.pixelRatio)*2-1,y:2*(1-e.y/(this.renderer._boundingRect.height/this.renderer.pixelRatio))-1},i=this.camera.position.clone(),s=Q.set(t.x,t.y,-.5);s.unproject(this.camera),s.sub(i).normalize();var n=Z.set(0,0,-1);n.applyQuat(this.quaternion).normalize();var a=J.set(0,0,0),o=n.dot(s);if(Math.abs(o)>=1e-4){var h=this._matrices.world.matrix.getInverse().multiply(this.camera.viewMatrix),l=this._boundingRect.world.transformOrigin.clone().add(this._translation),u=K.set(this._translation.x-l.x,this._translation.y-l.y,this._translation.z-l.z);u.applyQuat(this.quaternion),l.add(u);var d=n.dot(l.clone().sub(i))/o;a.copy(i.add(s.multiplyScalar(d))),a.applyMat4(h)}else a.set(1/0,1/0,1/0);return $.set(a.x,a.y)}},{key:"onReEnterView",value:function(e){return e&&(this._onReEnterViewCallback=e),this}},{key:"onLeaveView",value:function(e){return e&&(this._onLeaveViewCallback=e),this}}]),r}(z),te=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=i.shaderPass,a=i.depth,o=void 0!==a&&a,h=i.clear,l=void 0===h||h,u=i.maxWidth,d=i.maxHeight,c=i.minWidth,p=void 0===c?1024:c,f=i.minHeight,g=void 0===f?1024:f,_=i.texturesOptions,m=void 0===_?{}:_;if(_classCallCheck(this,e),this.type="RenderTarget",(t=t&&t.renderer||t)&&"Renderer"===t.type){if(!t.gl)return void(t.production||r(this.type+": Unable to create a "+this.type+" because the Renderer WebGL context is not defined"))}else r(this.type+": Renderer not passed as first argument",t);this.renderer=t,this.gl=this.renderer.gl,this.index=this.renderer.renderTargets.length,this._shaderPass=n,this._depth=o,this._shouldClear=l,this._maxSize={width:u?Math.min(this.renderer.state.maxTextureSize/4,u):this.renderer.state.maxTextureSize/4,height:d?Math.min(this.renderer.state.maxTextureSize/4,d):this.renderer.state.maxTextureSize/4},this._minSize={width:p*this.renderer.pixelRatio,height:g*this.renderer.pixelRatio},m=Object.assign({sampler:"uRenderTexture",isFBOTexture:!0,premultiplyAlpha:!1,anisotropy:1,generateMipmap:!1,floatingPoint:"none",wrapS:this.gl.CLAMP_TO_EDGE,wrapT:this.gl.CLAMP_TO_EDGE,minFilter:this.gl.LINEAR,magFilter:this.gl.LINEAR},m),this._texturesOptions=m,this.userData={},this.uuid=s(),this.renderer.renderTargets.push(this),this.renderer.onSceneChange(),this._initRenderTarget()}return _createClass(e,[{key:"_initRenderTarget",value:function(){this._setSize(),this.textures=[],this._createFrameBuffer()}},{key:"_restoreContext",value:function(){this._setSize(),this._createFrameBuffer()}},{key:"_setSize",value:function(){this._shaderPass&&this._shaderPass._isScenePass?this._size={width:this.renderer._boundingRect.width,height:this.renderer._boundingRect.height}:this._size={width:Math.min(this._maxSize.width,Math.max(this._minSize.width,this.renderer._boundingRect.width)),height:Math.min(this._maxSize.height,Math.max(this._minSize.height,this.renderer._boundingRect.height))}}},{key:"resize",value:function(){this._shaderPass&&(this._setSize(),this.textures[0].resize(),this.renderer.bindFrameBuffer(this,!0),this._depth&&this._bindDepthBuffer(),this.renderer.bindFrameBuffer(null))}},{key:"_bindDepthBuffer",value:function(){this._depthBuffer&&(this.gl.bindRenderbuffer(this.gl.RENDERBUFFER,this._depthBuffer),this.gl.renderbufferStorage(this.gl.RENDERBUFFER,this.gl.DEPTH_COMPONENT16,this._size.width,this._size.height),this.gl.framebufferRenderbuffer(this.gl.FRAMEBUFFER,this.gl.DEPTH_ATTACHMENT,this.gl.RENDERBUFFER,this._depthBuffer))}},{key:"_createFrameBuffer",value:function(){(this._frameBuffer=this.gl.createFramebuffer(),this.renderer.bindFrameBuffer(this,!0),this.textures.length)?(this.textures[0]._parent=this,this.textures[0]._restoreContext()):new E(this.renderer,this._texturesOptions).addParent(this);this.gl.framebufferTexture2D(this.gl.FRAMEBUFFER,this.gl.COLOR_ATTACHMENT0,this.gl.TEXTURE_2D,this.textures[0]._sampler.texture,0),this._depth&&(this._depthBuffer=this.gl.createRenderbuffer(),this._bindDepthBuffer()),this.renderer.bindFrameBuffer(null)}},{key:"getTexture",value:function(){return this.textures[0]}},{key:"remove",value:function(){this._shaderPass?this.renderer.production||i(this.type+": You're trying to remove a RenderTarget attached to a ShaderPass. You should remove that ShaderPass instead:",this._shaderPass):(this._dispose(),this.renderer.removeRenderTarget(this))}},{key:"_dispose",value:function(){this._frameBuffer&&(this.gl.deleteFramebuffer(this._frameBuffer),this._frameBuffer=null),this._depthBuffer&&(this.gl.deleteRenderbuffer(this._depthBuffer),this._depthBuffer=null),this.textures[0]._dispose(),this.textures=[]}}]),e}(),ie=function(e){_inherits(i,e);var t=_createSuper(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=s.widthSegments,a=s.heightSegments,o=s.renderOrder,h=s.depthTest,l=s.cullFace,u=s.uniforms,d=s.vertexShaderID,c=s.fragmentShaderID,p=s.vertexShader,f=s.fragmentShader,g=s.texturesOptions,_=s.crossOrigin,m=s.depth,v=void 0!==m&&m,y=s.clear,x=void 0===y||y,b=s.renderTarget;return _classCallCheck(this,i),n=1,a=1,l="back",(r=t.call(this,e,e.container,"ShaderPass",{widthSegments:n,heightSegments:a,renderOrder:o,depthTest:h,cullFace:l,uniforms:u,vertexShaderID:d,fragmentShaderID:c,vertexShader:p,fragmentShader:f,texturesOptions:g,crossOrigin:_})).gl?(r._isScenePass=!0,r.index=r.renderer.shaderPasses.length,r._depth=v,r._shouldClear=x,r.target=b,r.target&&(r._isScenePass=!1,r._shouldClear=r.target._shouldClear),r._program.compiled&&(r._initShaderPass(),r.renderer.shaderPasses.push(_assertThisInitialized(r)),r.renderer.nextRender.add((function(){r.renderer.scene.addShaderPass(_assertThisInitialized(r))}))),r):_possibleConstructorReturn(r)}return _createClass(i,[{key:"_programRestored",value:function(){this.renderer.scene.addShaderPass(this);for(var e=0;e<this.textures.length;e++)this.textures[e]._parent=this,this.textures[e]._restoreContext();this._canDraw=!0}},{key:"_initShaderPass",value:function(){this.target?(this.setRenderTarget(this.target),this.target._shaderPass=this):this._createFrameBuffer(),new E(this.renderer,{sampler:"uRenderTexture",isFBOTexture:!0,fromTexture:this.target.getTexture()}).addParent(this),this.loader._setLoaderSize(0),this._canDraw=!0,this.renderer.needRender()}},{key:"_createFrameBuffer",value:function(){var e=new te(this.renderer,{shaderPass:this,clear:this._shouldClear,depth:this._depth,texturesOptions:this._texturesOptions});this.setRenderTarget(e)}},{key:"_startDrawing",value:function(){this._canDraw&&(this._onRenderCallback&&this._onRenderCallback(),this._isScenePass?this.renderer.state.scenePassIndex+1<this.renderer.scene.stacks.scenePasses.length?(this.renderer.bindFrameBuffer(this.renderer.scene.stacks.scenePasses[this.renderer.state.scenePassIndex+1].target),this.renderer.state.scenePassIndex++):this.renderer.bindFrameBuffer(null):null===this.renderer.state.scenePassIndex&&this.renderer.bindFrameBuffer(null),this.renderer.state.forceBufferUpdate=!0,this._draw())}}]),i}(z),re=function(e){_inherits(i,e);var t=_createSuper(i);function i(e,r){var s,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},a=n.sampler,o=void 0===a?"uPingPongTexture":a,h=n.widthSegments,l=n.heightSegments,u=n.renderOrder,d=n.depthTest,c=n.cullFace,p=n.uniforms,f=n.vertexShaderID,g=n.fragmentShaderID,_=n.vertexShader,m=n.fragmentShader,v=n.texturesOptions,y=n.crossOrigin,x=n.alwaysDraw,b=n.visible,k=n.transparent,R=n.drawCheckMargins,P=n.autoloadSources,w=n.watchScroll,T=n.fov;if(_classCallCheck(this,i),d=!1,P=!1,!(s=t.call(this,e,r,{widthSegments:h,heightSegments:l,renderOrder:u,depthTest:d,cullFace:c,uniforms:p,vertexShaderID:f,fragmentShaderID:g,vertexShader:_,fragmentShader:m,texturesOptions:v,crossOrigin:y,alwaysDraw:x,visible:b,transparent:k,drawCheckMargins:R,autoloadSources:P,watchScroll:w,fov:T})).gl)return _possibleConstructorReturn(s);s.renderer.scene.removePlane(_assertThisInitialized(s)),s.type="PingPongPlane",s.renderer.scene.addPlane(_assertThisInitialized(s)),s.readPass=new te(e,{depth:!1,clear:!1,texturesOptions:v}),s.writePass=new te(e,{depth:!1,clear:!1,texturesOptions:v}),s.createTexture({sampler:o});var S=0;return s.readPass.getTexture().onSourceUploaded((function(){S++,s._checkIfReady(S)})),s.writePass.getTexture().onSourceUploaded((function(){S++,s._checkIfReady(S)})),s.setRenderTarget(s.readPass),s._onRenderCallback=function(){s.readPass&&s.writePass&&s.textures[0]&&s.textures[0]._uploaded&&s.setRenderTarget(s.writePass),s._onPingPongRenderCallback&&s._onPingPongRenderCallback()},s._onAfterRenderCallback=function(){s.readPass&&s.writePass&&s.textures[0]&&s.textures[0]._uploaded&&s._swapPasses(),s._onPingPongAfterRenderCallback&&s._onPingPongAfterRenderCallback()},s}return _createClass(i,[{key:"_checkIfReady",value:function(e){var t=this;2===e&&this.renderer.nextRender.add((function(){t.textures[0].copy(t.target.getTexture())}))}},{key:"_swapPasses",value:function(){var e=this.readPass;this.readPass=this.writePass,this.writePass=e,this.textures[0].copy(this.readPass.getTexture())}},{key:"getTexture",value:function(){return this.textures[0]}},{key:"onRender",value:function(e){return e&&(this._onPingPongRenderCallback=e),this}},{key:"onAfterRender",value:function(e){return e&&(this._onPingPongAfterRenderCallback=e),this}},{key:"remove",value:function(){this.target=null,this.renderer.bindFrameBuffer(null),this.writePass&&(this.writePass.remove(),this.writePass=null),this.readPass&&(this.readPass.remove(),this.readPass=null),_get(_getPrototypeOf(i.prototype),"remove",this).call(this)}}]),i}(ee),se=function(e){_inherits(i,e);var t=_createSuper(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=s.renderOrder,a=s.depthTest,o=s.texturesOptions,h=s.crossOrigin,l=s.depth,u=s.clear,d=s.renderTarget;_classCallCheck(this,i);var c="\n precision mediump float;\n \n varying vec3 vVertexPosition;\n varying vec2 vTextureCoord;\n \n uniform sampler2D uRenderTexture;\n \n uniform vec2 uResolution;\n \n #define FXAA_REDUCE_MIN (1.0/128.0)\n #define FXAA_REDUCE_MUL (1.0/8.0)\n #define FXAA_SPAN_MAX 8.0\n \n void main() {\n vec2 res = 1.0 / uResolution;\n \n vec3 rgbNW = texture2D(uRenderTexture, (vTextureCoord.xy + vec2(-1.0, -1.0) * res)).xyz;\n vec3 rgbNE = texture2D(uRenderTexture, (vTextureCoord.xy + vec2(1.0, -1.0) * res)).xyz;\n vec3 rgbSW = texture2D(uRenderTexture, (vTextureCoord.xy + vec2(-1.0, 1.0) * res)).xyz;\n vec3 rgbSE = texture2D(uRenderTexture, (vTextureCoord.xy + vec2(1.0, 1.0) * res)).xyz;\n vec4 rgbaM = texture2D(uRenderTexture, vTextureCoord.xy * res);\n vec3 rgbM = rgbaM.xyz;\n vec3 luma = vec3(0.299, 0.587, 0.114);\n \n float lumaNW = dot(rgbNW, luma);\n float lumaNE = dot(rgbNE, luma);\n float lumaSW = dot(rgbSW, luma);\n float lumaSE = dot(rgbSE, luma);\n float lumaM = dot(rgbM, luma);\n float lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));\n float lumaMax = max(lumaM, max(max(lumaNW, lumaNE) , max(lumaSW, lumaSE)));\n \n vec2 dir;\n dir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));\n dir.y = ((lumaNW + lumaSW) - (lumaNE + lumaSE));\n \n float dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);\n \n float rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);\n dir = min(vec2(FXAA_SPAN_MAX, FXAA_SPAN_MAX),\n max(vec2(-FXAA_SPAN_MAX, -FXAA_SPAN_MAX),\n dir * rcpDirMin)) * res;\n vec4 rgbA = (1.0/2.0) * (\n texture2D(uRenderTexture, vTextureCoord.xy + dir * (1.0/3.0 - 0.5)) +\n texture2D(uRenderTexture, vTextureCoord.xy + dir * (2.0/3.0 - 0.5)));\n vec4 rgbB = rgbA * (1.0/2.0) + (1.0/4.0) * (\n texture2D(uRenderTexture, vTextureCoord.xy + dir * (0.0/3.0 - 0.5)) +\n texture2D(uRenderTexture, vTextureCoord.xy + dir * (3.0/3.0 - 0.5)));\n float lumaB = dot(rgbB, vec4(luma, 0.0));\n \n if ((lumaB < lumaMin) || (lumaB > lumaMax)) {\n gl_FragColor = rgbA;\n } else {\n gl_FragColor = rgbB;\n }\n }\n ",p={resolution:{name:"uResolution",type:"2f",value:[0,0]}};return(r=t.call(this,e,{fragmentShader:c,uniforms:p,renderOrder:n,depthTest:a,texturesOptions:o,crossOrigin:h,depth:l,clear:u,renderTarget:d})).gl?(r.uniforms.resolution.value=[r.renderer._boundingRect.width,r.renderer._boundingRect.height],r._onAfterResizeCallback=function(){r.uniforms.resolution.value=[r.renderer._boundingRect.width,r.renderer._boundingRect.height],r._onFXAAPassAfterResizeCallback&&r._onFXAAPassAfterResizeCallback()},r):_possibleConstructorReturn(r)}return _createClass(i,[{key:"onAfterResize",value:function(e){return e&&(this._onFXAAPassAfterResizeCallback=e),this}}]),i}(ie);e.Curtains=d,e.FXAAPass=se,e.Mat4=R,e.PingPongPlane=re,e.Plane=ee,e.Quat=U,e.RenderTarget=te,e.ShaderPass=ie,e.Texture=E,e.TextureLoader=M,e.Vec2=P,e.Vec3=w,Object.defineProperty(e,"__esModule",{value:!0})}));