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material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.19/esri/copyright.txt for details.\n*/\nimport\"../../../../../../core/has.js\";import\"../../../../../../core/mathUtils.js\";import\"../../../../../../chunks/builtins.js\";import\"../../../../../webgl/checkWebGLError.js\";import t from\"../../../../../webgl/FramebufferObject.js\";import i from\"../../VertexStream.js\";const e=5,s=[1,0],r=[0,1],o=[1,.8,.6,.4,.2],n=[1,1,1,1,1,1,1,1,1,1,1,1,1,1,1];class a{constructor(){this._intensityFBO=null,this._compositeFBO=null,this._mipsFBOs=new Array(e),this._nMips=e,this._kernelSizeArray=[3,5,7,9,11],this._size=[0,0],this._programDesc={luminosityHighPass:{vsPath:\"post-processing/pp\",fsPath:\"post-processing/bloom/luminosityHighPass\",attributes:{a_position:0}},gaussianBlur:{vsPath:\"post-processing/pp\",fsPath:\"post-processing/bloom/gaussianBlur\",attributes:{a_position:0}},composite:{vsPath:\"post-processing/pp\",fsPath:\"post-processing/bloom/composite\",attributes:{a_position:0}},blit:{vsPath:\"post-processing/pp\",fsPath:\"post-processing/blit\",attributes:{a_position:0}}}}dispose(){if(this._quad&&(this._quad.dispose(),this._quad=null),this._intensityFBO&&(this._intensityFBO.dispose(),this._intensityFBO=null),this._compositeFBO&&(this._compositeFBO.dispose(),this._compositeFBO=null),this._mipsFBOs){for(let t=0;t<this._nMips;t++)this._mipsFBOs[t]&&(this._mipsFBOs[t].horizontal.dispose(),this._mipsFBOs[t].vertical.dispose());this._mipsFBOs=null}}draw(t,a,h){const{width:l,height:u}=a,{context:p,painter:m}=t,{materialManager:d}=m,c=p.gl,_=this._programDesc,{strength:g,radius:f,threshold:b}=h;this._quad||(this._quad=new i(p,[-1,-1,1,-1,-1,1,1,1])),this._createOrResizeResources(t,l,u),p.setStencilTestEnabled(!1),p.setBlendingEnabled(!0),p.setBlendFunction(1,771),p.setStencilWriteMask(0);const F=this._quad;F.bind(),p.bindFramebuffer(this._intensityFBO);const B=d.getProgram(t,_.luminosityHighPass);p.bindProgram(B),p.bindTexture(a.colorTexture,0),B.setUniform1i(\"u_texture\",0),B.setUniform3fv(\"u_defaultColor\",[0,0,0]),B.setUniform1f(\"u_defaultOpacity\",0),B.setUniform1f(\"u_luminosityThreshold\",b),B.setUniform1f(\"u_smoothWidth\",.01);const O=[Math.round(l/2),Math.round(u/2)];p.setViewport(0,0,O[0],O[1]),p.setClearColor(0,0,0,0),p.clear(c.COLOR_BUFFER_BIT),F.draw(),p.setBlendingEnabled(!1);let T=this._intensityFBO.colorTexture;for(let i=0;i<this._nMips;i++){const e=d.getProgram(t,_.gaussianBlur,[{name:\"radius\",value:this._kernelSizeArray[i]}]);p.bindProgram(e),p.bindTexture(T,i+1),e.setUniform1i(\"u_colorTexture\",i+1),e.setUniform2fv(\"u_texSize\",O),e.setUniform2fv(\"u_direction\",s),p.setViewport(0,0,O[0],O[1]);const o=this._mipsFBOs[i];p.bindFramebuffer(o.horizontal),F.draw(),T=o.horizontal.colorTexture,p.bindFramebuffer(o.vertical),p.bindTexture(T,i+1),e.setUniform2fv(\"u_direction\",r),F.draw(),T=o.vertical.colorTexture,O[0]=Math.round(O[0]/2),O[1]=Math.round(O[1]/2)}p.setViewport(0,0,l,u);const x=d.getProgram(t,_.composite,[{name:\"nummips\",value:e}]);p.bindFramebuffer(this._compositeFBO),p.bindProgram(x),x.setUniform1f(\"u_bloomStrength\",g),x.setUniform1f(\"u_bloomRadius\",f),x.setUniform1fv(\"u_bloomFactors\",o),x.setUniform3fv(\"u_bloomTintColors\",n),p.bindTexture(this._mipsFBOs[0].vertical.colorTexture,1),x.setUniform1i(\"u_blurTexture1\",1),p.bindTexture(this._mipsFBOs[1].vertical.colorTexture,2),x.setUniform1i(\"u_blurTexture2\",2),p.bindTexture(this._mipsFBOs[2].vertical.colorTexture,3),x.setUniform1i(\"u_blurTexture3\",3),p.bindTexture(this._mipsFBOs[3].vertical.colorTexture,4),x.setUniform1i(\"u_blurTexture4\",4),p.bindTexture(this._mipsFBOs[4].vertical.colorTexture,5),x.setUniform1i(\"u_blurTexture5\",5),F.draw(),p.bindFramebuffer(a),p.setBlendingEnabled(!0);const w=d.getProgram(t,_.blit);p.bindProgram(w),p.bindTexture(this._compositeFBO.colorTexture,6),w.setUniform1i(\"u_texture\",6),p.setBlendFunction(1,1),F.draw(),F.unbind(),p.setBlendFunction(1,771),p.setStencilTestEnabled(!0)}_createOrResizeResources(i,e,s){const{context:r}=i;if(this._compositeFBO&&this._size[0]===e&&this._size[1]===s)return;this._size[0]=e,this._size[1]=s;const o=[Math.round(e/2),Math.round(s/2)];this._compositeFBO?this._compositeFBO.resize(e,s):this._compositeFBO=new t(r,{colorTarget:0,depthStencilTarget:0,width:e,height:s}),this._intensityFBO?this._intensityFBO.resize(o[0],o[1]):this._intensityFBO=new t(r,{colorTarget:0,depthStencilTarget:0,width:o[0],height:o[1]},{target:3553,pixelFormat:6408,internalFormat:6408,dataType:5121,wrapMode:33071,samplingMode:9729,flipped:!1,width:o[0],height:o[1]});for(let n=0;n<this._nMips;n++)this._mipsFBOs[n]?(this._mipsFBOs[n].horizontal.resize(o[0],o[1]),this._mipsFBOs[n].vertical.resize(o[0],o[1])):this._mipsFBOs[n]={horizontal:new t(r,{colorTarget:0,depthStencilTarget:0,width:o[0],height:o[1]},{target:3553,pixelFormat:6408,internalFormat:6408,dataType:5121,wrapMode:33071,samplingMode:9729,flipped:!1,width:o[0],height:o[1]}),vertical:new t(r,{colorTarget:0,depthStencilTarget:0,width:o[0],height:o[1]},{target:3553,pixelFormat:6408,internalFormat:6408,dataType:5121,wrapMode:33071,samplingMode:9729,flipped:!1,width:o[0],height:o[1]})},o[0]=Math.round(o[0]/2),o[1]=Math.round(o[1]/2)}}export{a as Bloom};\n"],"sourceRoot":""}